diff --git a/Documentation/ABI/testing/sysfs-driver-ufs b/Documentation/ABI/testing/sysfs-driver-ufs index 6b248abb1bd7..228aa43e14ed 100644 --- a/Documentation/ABI/testing/sysfs-driver-ufs +++ b/Documentation/ABI/testing/sysfs-driver-ufs @@ -1417,6 +1417,15 @@ Description: This node is used to set or display whether UFS WriteBooster is platform that doesn't support UFSHCD_CAP_CLK_SCALING, we can disable/enable WriteBooster through this sysfs node. +What: /sys/bus/platform/drivers/ufshcd/*/enable_wb_buf_flush +What: /sys/bus/platform/devices/*.ufs/enable_wb_buf_flush +Date: July 2022 +Contact: Jinyoung Choi +Description: This entry shows the status of WriteBooster buffer flushing + and it can be used to enable or disable the flushing. + If flushing is enabled, the device executes the flush + operation when the command queue is empty. + What: /sys/bus/platform/drivers/ufshcd/*/device_descriptor/hpb_version What: /sys/bus/platform/devices/*.ufs/device_descriptor/hpb_version Date: June 2021 @@ -1591,6 +1600,43 @@ Description: This entry shows the status of HPB. The file is read only. +Contact: Daniil Lunev +What: /sys/bus/platform/drivers/ufshcd/*/capabilities/ +What: /sys/bus/platform/devices/*.ufs/capabilities/ +Date: August 2022 +Description: The group represents the effective capabilities of the + host-device pair. i.e. the capabilities which are enabled in the + driver for the specific host controller, supported by the host + controller and are supported and/or have compatible + configuration on the device side. + +Contact: Daniil Lunev +What: /sys/bus/platform/drivers/ufshcd/*/capabilities/clock_scaling +What: /sys/bus/platform/devices/*.ufs/capabilities/clock_scaling +Date: August 2022 +Contact: Daniil Lunev +Description: Indicates status of clock scaling. + + == ============================ + 0 Clock scaling is not supported. + 1 Clock scaling is supported. + == ============================ + + The file is read only. + +What: /sys/bus/platform/drivers/ufshcd/*/capabilities/write_booster +What: /sys/bus/platform/devices/*.ufs/capabilities/write_booster +Date: August 2022 +Contact: Daniil Lunev +Description: Indicates status of Write Booster. + + == ============================ + 0 Write Booster can not be enabled. + 1 Write Booster can be enabled. + == ============================ + + The file is read only. + What: /sys/class/scsi_device/*/device/hpb_param_sysfs/activation_thld Date: February 2021 Contact: Avri Altman diff --git a/Documentation/scsi/ChangeLog.lpfc b/Documentation/scsi/ChangeLog.lpfc index 2f6d595f95e1..caedc8571b45 100644 --- a/Documentation/scsi/ChangeLog.lpfc +++ b/Documentation/scsi/ChangeLog.lpfc @@ -401,7 +401,7 @@ Changes from 20041213 to 20041220 structure. * Integrated patch from Christoph Hellwig Kill compile warnings on 64 bit platforms: %variables for %llx format - specifiers must be caste to long long because %(u)int64_t can + specifiers must be cast to long long because %(u)int64_t can just be long on 64bit platforms. * Integrated patch from Christoph Hellwig Removes dead code. diff --git a/drivers/message/fusion/mptctl.c b/drivers/message/fusion/mptctl.c index f9ee957072c3..52c7020c9d19 100644 --- a/drivers/message/fusion/mptctl.c +++ b/drivers/message/fusion/mptctl.c @@ -620,7 +620,6 @@ __mptctl_ioctl(struct file *file, unsigned int cmd, unsigned long arg) { mpt_ioctl_header __user *uhdr = (void __user *) arg; mpt_ioctl_header khdr; - int iocnum; unsigned iocnumX; int nonblock = (file->f_flags & O_NONBLOCK); int ret; @@ -634,12 +633,11 @@ __mptctl_ioctl(struct file *file, unsigned int cmd, unsigned long arg) } ret = -ENXIO; /* (-6) No such device or address */ - /* Verify intended MPT adapter - set iocnum and the adapter + /* Verify intended MPT adapter - set iocnumX and the adapter * pointer (iocp) */ iocnumX = khdr.iocnum & 0xFF; - if (((iocnum = mpt_verify_adapter(iocnumX, &iocp)) < 0) || - (iocp == NULL)) + if ((mpt_verify_adapter(iocnumX, &iocp) < 0) || (iocp == NULL)) return -ENODEV; if (!iocp->active) { diff --git a/drivers/scsi/3w-9xxx.c b/drivers/scsi/3w-9xxx.c index cd823ff5deab..6cb9cca9565b 100644 --- a/drivers/scsi/3w-9xxx.c +++ b/drivers/scsi/3w-9xxx.c @@ -2006,7 +2006,7 @@ static int twa_probe(struct pci_dev *pdev, const struct pci_device_id *dev_id) retval = pci_enable_device(pdev); if (retval) { TW_PRINTK(host, TW_DRIVER, 0x34, "Failed to enable pci device"); - goto out_disable_device; + return -ENODEV; } pci_set_master(pdev); diff --git a/drivers/scsi/3w-xxxx.c b/drivers/scsi/3w-xxxx.c index a853c5497af6..ffdecb12d654 100644 --- a/drivers/scsi/3w-xxxx.c +++ b/drivers/scsi/3w-xxxx.c @@ -912,7 +912,7 @@ static long tw_chrdev_ioctl(struct file *file, unsigned int cmd, unsigned long a data_buffer_length_adjusted = (data_buffer_length + 511) & ~511; /* Now allocate ioctl buf memory */ - cpu_addr = dma_alloc_coherent(&tw_dev->tw_pci_dev->dev, data_buffer_length_adjusted+sizeof(TW_New_Ioctl) - 1, &dma_handle, GFP_KERNEL); + cpu_addr = dma_alloc_coherent(&tw_dev->tw_pci_dev->dev, data_buffer_length_adjusted + sizeof(TW_New_Ioctl), &dma_handle, GFP_KERNEL); if (cpu_addr == NULL) { retval = -ENOMEM; goto out; @@ -921,7 +921,7 @@ static long tw_chrdev_ioctl(struct file *file, unsigned int cmd, unsigned long a tw_ioctl = (TW_New_Ioctl *)cpu_addr; /* Now copy down the entire ioctl */ - if (copy_from_user(tw_ioctl, argp, data_buffer_length + sizeof(TW_New_Ioctl) - 1)) + if (copy_from_user(tw_ioctl, argp, data_buffer_length + sizeof(TW_New_Ioctl))) goto out2; passthru = (TW_Passthru *)&tw_ioctl->firmware_command; @@ -966,15 +966,15 @@ static long tw_chrdev_ioctl(struct file *file, unsigned int cmd, unsigned long a /* Load the sg list */ switch (TW_SGL_OUT(tw_ioctl->firmware_command.opcode__sgloffset)) { case 2: - tw_ioctl->firmware_command.byte8.param.sgl[0].address = dma_handle + sizeof(TW_New_Ioctl) - 1; + tw_ioctl->firmware_command.byte8.param.sgl[0].address = dma_handle + sizeof(TW_New_Ioctl); tw_ioctl->firmware_command.byte8.param.sgl[0].length = data_buffer_length_adjusted; break; case 3: - tw_ioctl->firmware_command.byte8.io.sgl[0].address = dma_handle + sizeof(TW_New_Ioctl) - 1; + tw_ioctl->firmware_command.byte8.io.sgl[0].address = dma_handle + sizeof(TW_New_Ioctl); tw_ioctl->firmware_command.byte8.io.sgl[0].length = data_buffer_length_adjusted; break; case 5: - passthru->sg_list[0].address = dma_handle + sizeof(TW_New_Ioctl) - 1; + passthru->sg_list[0].address = dma_handle + sizeof(TW_New_Ioctl); passthru->sg_list[0].length = data_buffer_length_adjusted; break; } @@ -1017,12 +1017,12 @@ static long tw_chrdev_ioctl(struct file *file, unsigned int cmd, unsigned long a } /* Now copy the response to userspace */ - if (copy_to_user(argp, tw_ioctl, sizeof(TW_New_Ioctl) + data_buffer_length - 1)) + if (copy_to_user(argp, tw_ioctl, sizeof(TW_New_Ioctl) + data_buffer_length)) goto out2; retval = 0; out2: /* Now free ioctl buf memory */ - dma_free_coherent(&tw_dev->tw_pci_dev->dev, data_buffer_length_adjusted+sizeof(TW_New_Ioctl) - 1, cpu_addr, dma_handle); + dma_free_coherent(&tw_dev->tw_pci_dev->dev, data_buffer_length_adjusted + sizeof(TW_New_Ioctl), cpu_addr, dma_handle); out: mutex_unlock(&tw_dev->ioctl_lock); mutex_unlock(&tw_mutex); diff --git a/drivers/scsi/3w-xxxx.h b/drivers/scsi/3w-xxxx.h index e8f3f081b7d8..120a087bdf3c 100644 --- a/drivers/scsi/3w-xxxx.h +++ b/drivers/scsi/3w-xxxx.h @@ -348,7 +348,7 @@ typedef struct TAG_TW_New_Ioctl { unsigned int data_buffer_length; unsigned char padding [508]; TW_Command firmware_command; - char data_buffer[1]; + char data_buffer[]; } TW_New_Ioctl; /* GetParam descriptor */ diff --git a/drivers/scsi/Kconfig b/drivers/scsi/Kconfig index 955cb69a5418..03e71e3d5e5b 100644 --- a/drivers/scsi/Kconfig +++ b/drivers/scsi/Kconfig @@ -2,9 +2,10 @@ menu "SCSI device support" config SCSI_MOD - tristate - default y if SCSI=n || SCSI=y - default m if SCSI=m + tristate + default y if SCSI=n || SCSI=y + default m if SCSI=m + depends on BLOCK config RAID_ATTRS tristate "RAID Transport Class" diff --git a/drivers/scsi/aic7xxx/aic79xx_osm.c b/drivers/scsi/aic7xxx/aic79xx_osm.c index 928099163f0f..f2f3405cdec5 100644 --- a/drivers/scsi/aic7xxx/aic79xx_osm.c +++ b/drivers/scsi/aic7xxx/aic79xx_osm.c @@ -194,7 +194,7 @@ struct ahd_linux_iocell_opts #define AIC79XX_PRECOMP_INDEX 0 #define AIC79XX_SLEWRATE_INDEX 1 #define AIC79XX_AMPLITUDE_INDEX 2 -static const struct ahd_linux_iocell_opts aic79xx_iocell_info[] = +static struct ahd_linux_iocell_opts aic79xx_iocell_info[] __ro_after_init = { AIC79XX_DEFAULT_IOOPTS, AIC79XX_DEFAULT_IOOPTS, diff --git a/drivers/scsi/csiostor/csio_scsi.c b/drivers/scsi/csiostor/csio_scsi.c index 9aafe0002ab1..05e1a63e00c3 100644 --- a/drivers/scsi/csiostor/csio_scsi.c +++ b/drivers/scsi/csiostor/csio_scsi.c @@ -1366,9 +1366,9 @@ csio_show_hw_state(struct device *dev, struct csio_hw *hw = csio_lnode_to_hw(ln); if (csio_is_hw_ready(hw)) - return snprintf(buf, PAGE_SIZE, "ready\n"); - else - return snprintf(buf, PAGE_SIZE, "not ready\n"); + return sysfs_emit(buf, "ready\n"); + + return sysfs_emit(buf, "not ready\n"); } /* Device reset */ @@ -1430,7 +1430,7 @@ csio_show_dbg_level(struct device *dev, { struct csio_lnode *ln = shost_priv(class_to_shost(dev)); - return snprintf(buf, PAGE_SIZE, "%x\n", ln->params.log_level); + return sysfs_emit(buf, "%x\n", ln->params.log_level); } /* Store debug level */ @@ -1476,7 +1476,7 @@ csio_show_num_reg_rnodes(struct device *dev, { struct csio_lnode *ln = shost_priv(class_to_shost(dev)); - return snprintf(buf, PAGE_SIZE, "%d\n", ln->num_reg_rnodes); + return sysfs_emit(buf, "%d\n", ln->num_reg_rnodes); } static DEVICE_ATTR(num_reg_rnodes, S_IRUGO, csio_show_num_reg_rnodes, NULL); diff --git a/drivers/scsi/cxlflash/main.c b/drivers/scsi/cxlflash/main.c index e7be95ee7d64..cd1324ec742d 100644 --- a/drivers/scsi/cxlflash/main.c +++ b/drivers/scsi/cxlflash/main.c @@ -132,7 +132,7 @@ static void process_cmd_err(struct afu_cmd *cmd, struct scsi_cmnd *scp) break; case SISL_AFU_RC_OUT_OF_DATA_BUFS: /* Retry */ - scp->result = (DID_ALLOC_FAILURE << 16); + scp->result = (DID_ERROR << 16); break; default: scp->result = (DID_ERROR << 16); diff --git a/drivers/scsi/esas2r/atioctl.h b/drivers/scsi/esas2r/atioctl.h index ff2ad9b38575..dd3437412ffc 100644 --- a/drivers/scsi/esas2r/atioctl.h +++ b/drivers/scsi/esas2r/atioctl.h @@ -831,6 +831,7 @@ struct __packed atto_hba_trace { u32 total_length; u32 trace_mask; u8 reserved2[48]; + u8 contents[]; }; #define ATTO_FUNC_SCSI_PASS_THRU 0x04 diff --git a/drivers/scsi/esas2r/esas2r_ioctl.c b/drivers/scsi/esas2r/esas2r_ioctl.c index 08f4e43c7d9e..e003d923acbf 100644 --- a/drivers/scsi/esas2r/esas2r_ioctl.c +++ b/drivers/scsi/esas2r/esas2r_ioctl.c @@ -947,10 +947,9 @@ static int hba_ioctl_callback(struct esas2r_adapter *a, break; } - memcpy(trc + 1, + memcpy(trc->contents, a->fw_coredump_buff + offset, len); - hi->data_length = len; } else if (trc->trace_func == ATTO_TRC_TF_RESET) { memset(a->fw_coredump_buff, 0, diff --git a/drivers/scsi/hisi_sas/hisi_sas.h b/drivers/scsi/hisi_sas/hisi_sas.h index 24c83bc4f5dc..9aebf4a26b13 100644 --- a/drivers/scsi/hisi_sas/hisi_sas.h +++ b/drivers/scsi/hisi_sas/hisi_sas.h @@ -649,6 +649,7 @@ extern void hisi_sas_phy_enable(struct hisi_hba *hisi_hba, int phy_no, int enable); extern void hisi_sas_phy_down(struct hisi_hba *hisi_hba, int phy_no, int rdy, gfp_t gfp_flags); +extern void hisi_sas_phy_bcast(struct hisi_sas_phy *phy); extern void hisi_sas_slot_task_free(struct hisi_hba *hisi_hba, struct sas_task *task, struct hisi_sas_slot *slot); diff --git a/drivers/scsi/hisi_sas/hisi_sas_main.c b/drivers/scsi/hisi_sas/hisi_sas_main.c index 33af5b8dede2..699b07abb6b0 100644 --- a/drivers/scsi/hisi_sas/hisi_sas_main.c +++ b/drivers/scsi/hisi_sas/hisi_sas_main.c @@ -1341,6 +1341,7 @@ static void hisi_sas_refresh_port_id(struct hisi_hba *hisi_hba) static void hisi_sas_rescan_topology(struct hisi_hba *hisi_hba, u32 state) { + struct sas_ha_struct *sas_ha = &hisi_hba->sha; struct asd_sas_port *_sas_port = NULL; int phy_no; @@ -1369,6 +1370,12 @@ static void hisi_sas_rescan_topology(struct hisi_hba *hisi_hba, u32 state) hisi_sas_phy_down(hisi_hba, phy_no, 0, GFP_KERNEL); } } + /* + * Ensure any bcast events are processed prior to calling async nexus + * reset calls from hisi_sas_clear_nexus_ha() -> + * hisi_sas_async_I_T_nexus_reset() + */ + sas_drain_work(sas_ha); } static void hisi_sas_reset_init_all_devices(struct hisi_hba *hisi_hba) @@ -1527,9 +1534,9 @@ static int hisi_sas_controller_reset(struct hisi_hba *hisi_hba) clear_bit(HISI_SAS_RESETTING_BIT, &hisi_hba->flags); return rc; } + clear_bit(HISI_SAS_HW_FAULT_BIT, &hisi_hba->flags); hisi_sas_controller_reset_done(hisi_hba); - clear_bit(HISI_SAS_HW_FAULT_BIT, &hisi_hba->flags); dev_info(dev, "controller reset complete\n"); return 0; @@ -1816,12 +1823,14 @@ static int hisi_sas_clear_nexus_ha(struct sas_ha_struct *sas_ha) struct hisi_hba *hisi_hba = sas_ha->lldd_ha; HISI_SAS_DECLARE_RST_WORK_ON_STACK(r); ASYNC_DOMAIN_EXCLUSIVE(async); - int i; + int i, ret; queue_work(hisi_hba->wq, &r.work); wait_for_completion(r.completion); - if (!r.done) - return TMF_RESP_FUNC_FAILED; + if (!r.done) { + ret = TMF_RESP_FUNC_FAILED; + goto out; + } for (i = 0; i < HISI_SAS_MAX_DEVICES; i++) { struct hisi_sas_device *sas_dev = &hisi_hba->devices[i]; @@ -1838,7 +1847,9 @@ static int hisi_sas_clear_nexus_ha(struct sas_ha_struct *sas_ha) async_synchronize_full_domain(&async); hisi_sas_release_tasks(hisi_hba); - return TMF_RESP_FUNC_COMPLETE; + ret = TMF_RESP_FUNC_COMPLETE; +out: + return ret; } static int hisi_sas_query_task(struct sas_task *task) @@ -1982,6 +1993,22 @@ void hisi_sas_phy_down(struct hisi_hba *hisi_hba, int phy_no, int rdy, } EXPORT_SYMBOL_GPL(hisi_sas_phy_down); +void hisi_sas_phy_bcast(struct hisi_sas_phy *phy) +{ + struct asd_sas_phy *sas_phy = &phy->sas_phy; + struct hisi_hba *hisi_hba = phy->hisi_hba; + struct sas_ha_struct *sha = &hisi_hba->sha; + + if (test_bit(HISI_SAS_RESETTING_BIT, &hisi_hba->flags)) + return; + + if (test_bit(SAS_HA_FROZEN, &sha->state)) + return; + + sas_notify_port_event(sas_phy, PORTE_BROADCAST_RCVD, GFP_ATOMIC); +} +EXPORT_SYMBOL_GPL(hisi_sas_phy_bcast); + void hisi_sas_sync_irqs(struct hisi_hba *hisi_hba) { int i; diff --git a/drivers/scsi/hisi_sas/hisi_sas_v1_hw.c b/drivers/scsi/hisi_sas/hisi_sas_v1_hw.c index 349546bacb2b..d643c5a49aa9 100644 --- a/drivers/scsi/hisi_sas/hisi_sas_v1_hw.c +++ b/drivers/scsi/hisi_sas/hisi_sas_v1_hw.c @@ -1412,9 +1412,7 @@ static irqreturn_t int_bcast_v1_hw(int irq, void *p) goto end; } - if (!test_bit(HISI_SAS_RESETTING_BIT, &hisi_hba->flags)) - sas_notify_port_event(sas_phy, PORTE_BROADCAST_RCVD, - GFP_ATOMIC); + hisi_sas_phy_bcast(phy); end: hisi_sas_phy_write32(hisi_hba, phy_no, CHL_INT2, diff --git a/drivers/scsi/hisi_sas/hisi_sas_v2_hw.c b/drivers/scsi/hisi_sas/hisi_sas_v2_hw.c index c37027276162..cded42f4ca44 100644 --- a/drivers/scsi/hisi_sas/hisi_sas_v2_hw.c +++ b/drivers/scsi/hisi_sas/hisi_sas_v2_hw.c @@ -2811,15 +2811,12 @@ static irqreturn_t int_phy_updown_v2_hw(int irq_no, void *p) static void phy_bcast_v2_hw(int phy_no, struct hisi_hba *hisi_hba) { struct hisi_sas_phy *phy = &hisi_hba->phy[phy_no]; - struct asd_sas_phy *sas_phy = &phy->sas_phy; u32 bcast_status; hisi_sas_phy_write32(hisi_hba, phy_no, SL_RX_BCAST_CHK_MSK, 1); bcast_status = hisi_sas_phy_read32(hisi_hba, phy_no, RX_PRIMS_STATUS); - if ((bcast_status & RX_BCAST_CHG_MSK) && - !test_bit(HISI_SAS_RESETTING_BIT, &hisi_hba->flags)) - sas_notify_port_event(sas_phy, PORTE_BROADCAST_RCVD, - GFP_ATOMIC); + if (bcast_status & RX_BCAST_CHG_MSK) + hisi_sas_phy_bcast(phy); hisi_sas_phy_write32(hisi_hba, phy_no, CHL_INT0, CHL_INT0_SL_RX_BCST_ACK_MSK); hisi_sas_phy_write32(hisi_hba, phy_no, SL_RX_BCAST_CHK_MSK, 0); diff --git a/drivers/scsi/hisi_sas/hisi_sas_v3_hw.c b/drivers/scsi/hisi_sas/hisi_sas_v3_hw.c index d716e5632d0f..d56b4bfd2767 100644 --- a/drivers/scsi/hisi_sas/hisi_sas_v3_hw.c +++ b/drivers/scsi/hisi_sas/hisi_sas_v3_hw.c @@ -1626,15 +1626,12 @@ static irqreturn_t phy_down_v3_hw(int phy_no, struct hisi_hba *hisi_hba) static irqreturn_t phy_bcast_v3_hw(int phy_no, struct hisi_hba *hisi_hba) { struct hisi_sas_phy *phy = &hisi_hba->phy[phy_no]; - struct asd_sas_phy *sas_phy = &phy->sas_phy; u32 bcast_status; hisi_sas_phy_write32(hisi_hba, phy_no, SL_RX_BCAST_CHK_MSK, 1); bcast_status = hisi_sas_phy_read32(hisi_hba, phy_no, RX_PRIMS_STATUS); - if ((bcast_status & RX_BCAST_CHG_MSK) && - !test_bit(HISI_SAS_RESETTING_BIT, &hisi_hba->flags)) - sas_notify_port_event(sas_phy, PORTE_BROADCAST_RCVD, - GFP_ATOMIC); + if (bcast_status & RX_BCAST_CHG_MSK) + hisi_sas_phy_bcast(phy); hisi_sas_phy_write32(hisi_hba, phy_no, CHL_INT0, CHL_INT0_SL_RX_BCST_ACK_MSK); hisi_sas_phy_write32(hisi_hba, phy_no, SL_RX_BCAST_CHK_MSK, 0); @@ -2786,7 +2783,6 @@ static int slave_configure_v3_hw(struct scsi_device *sdev) struct hisi_hba *hisi_hba = shost_priv(shost); int ret = hisi_sas_slave_configure(sdev); struct device *dev = hisi_hba->dev; - unsigned int max_sectors; if (ret) return ret; @@ -2802,12 +2798,6 @@ static int slave_configure_v3_hw(struct scsi_device *sdev) } } - /* Set according to IOMMU IOVA caching limit */ - max_sectors = min_t(size_t, queue_max_hw_sectors(sdev->request_queue), - (PAGE_SIZE * 32) >> SECTOR_SHIFT); - - blk_queue_max_hw_sectors(sdev->request_queue, max_sectors); - return 0; } diff --git a/drivers/scsi/hpsa.c b/drivers/scsi/hpsa.c index a47bcce3c9c7..f8e832b1bc46 100644 --- a/drivers/scsi/hpsa.c +++ b/drivers/scsi/hpsa.c @@ -6233,8 +6233,7 @@ static struct CommandList *cmd_alloc(struct ctlr_info *h) offset = (i + 1) % HPSA_NRESERVED_CMDS; continue; } - set_bit(i & (BITS_PER_LONG - 1), - h->cmd_pool_bits + (i / BITS_PER_LONG)); + set_bit(i, h->cmd_pool_bits); break; /* it's ours now. */ } hpsa_cmd_partial_init(h, i, c); @@ -6261,8 +6260,7 @@ static void cmd_free(struct ctlr_info *h, struct CommandList *c) int i; i = c - h->cmd_pool; - clear_bit(i & (BITS_PER_LONG - 1), - h->cmd_pool_bits + (i / BITS_PER_LONG)); + clear_bit(i, h->cmd_pool_bits); } } @@ -8030,7 +8028,7 @@ out_disable: static void hpsa_free_cmd_pool(struct ctlr_info *h) { - kfree(h->cmd_pool_bits); + bitmap_free(h->cmd_pool_bits); h->cmd_pool_bits = NULL; if (h->cmd_pool) { dma_free_coherent(&h->pdev->dev, @@ -8052,9 +8050,7 @@ static void hpsa_free_cmd_pool(struct ctlr_info *h) static int hpsa_alloc_cmd_pool(struct ctlr_info *h) { - h->cmd_pool_bits = kcalloc(DIV_ROUND_UP(h->nr_cmds, BITS_PER_LONG), - sizeof(unsigned long), - GFP_KERNEL); + h->cmd_pool_bits = bitmap_zalloc(h->nr_cmds, GFP_KERNEL); h->cmd_pool = dma_alloc_coherent(&h->pdev->dev, h->nr_cmds * sizeof(*h->cmd_pool), &h->cmd_pool_dhandle, GFP_KERNEL); diff --git a/drivers/scsi/hptiop.c b/drivers/scsi/hptiop.c index f18b770626e6..7e8903718245 100644 --- a/drivers/scsi/hptiop.c +++ b/drivers/scsi/hptiop.c @@ -1044,10 +1044,7 @@ static int hptiop_queuecommand_lck(struct scsi_cmnd *scp) req->channel = scp->device->channel; req->target = scp->device->id; req->lun = scp->device->lun; - req->header.size = cpu_to_le32( - sizeof(struct hpt_iop_request_scsi_command) - - sizeof(struct hpt_iopsg) - + sg_count * sizeof(struct hpt_iopsg)); + req->header.size = cpu_to_le32(struct_size(req, sg_list, sg_count)); memcpy(req->cdb, scp->cmnd, sizeof(req->cdb)); hba->ops->post_req(hba, _req); @@ -1397,8 +1394,8 @@ static int hptiop_probe(struct pci_dev *pcidev, const struct pci_device_id *id) host->cmd_per_lun = le32_to_cpu(iop_config.max_requests); host->max_cmd_len = 16; - req_size = sizeof(struct hpt_iop_request_scsi_command) - + sizeof(struct hpt_iopsg) * (hba->max_sg_descriptors - 1); + req_size = struct_size((struct hpt_iop_request_scsi_command *)0, + sg_list, hba->max_sg_descriptors); if ((req_size & 0x1f) != 0) req_size = (req_size + 0x1f) & ~0x1f; diff --git a/drivers/scsi/hptiop.h b/drivers/scsi/hptiop.h index 363d5a16243f..394ef6aa469e 100644 --- a/drivers/scsi/hptiop.h +++ b/drivers/scsi/hptiop.h @@ -228,7 +228,7 @@ struct hpt_iop_request_scsi_command { u8 pad1; u8 cdb[16]; __le32 dataxfer_length; - struct hpt_iopsg sg_list[1]; + struct hpt_iopsg sg_list[]; }; struct hpt_iop_request_ioctl_command { @@ -237,7 +237,7 @@ struct hpt_iop_request_ioctl_command { __le32 inbuf_size; __le32 outbuf_size; __le32 bytes_returned; - u8 buf[1]; + u8 buf[]; /* out data should be put at buf[(inbuf_size+3)&~3] */ }; diff --git a/drivers/scsi/ibmvscsi_tgt/ibmvscsi_tgt.c b/drivers/scsi/ibmvscsi_tgt/ibmvscsi_tgt.c index eee1a24f7e15..e8770310a64b 100644 --- a/drivers/scsi/ibmvscsi_tgt/ibmvscsi_tgt.c +++ b/drivers/scsi/ibmvscsi_tgt/ibmvscsi_tgt.c @@ -444,7 +444,7 @@ static void ibmvscsis_disconnect(struct work_struct *work) break; /* - * Can transition from this state to to unconfiguring + * Can transition from this state to unconfiguring * or err disconnect. */ case ERR_DISCONNECT_RECONNECT: diff --git a/drivers/scsi/initio.c b/drivers/scsi/initio.c index f585d6e5fab9..375261d67619 100644 --- a/drivers/scsi/initio.c +++ b/drivers/scsi/initio.c @@ -1166,7 +1166,7 @@ static void tulip_scsi(struct initio_host * host) return; } if (host->jsint & (TSS_FUNC_COMP | TSS_BUS_SERV)) { /* func complete or Bus service */ - if ((scb = host->active) != NULL) + if (host->active) initio_next_state(host); return; } diff --git a/drivers/scsi/iscsi_tcp.c b/drivers/scsi/iscsi_tcp.c index 29b1bd755afe..5fb1f364e815 100644 --- a/drivers/scsi/iscsi_tcp.c +++ b/drivers/scsi/iscsi_tcp.c @@ -595,6 +595,8 @@ iscsi_sw_tcp_conn_create(struct iscsi_cls_session *cls_session, INIT_WORK(&conn->recvwork, iscsi_sw_tcp_recv_data_work); tcp_sw_conn->queue_recv = iscsi_recv_from_iscsi_q; + mutex_init(&tcp_sw_conn->sock_lock); + tfm = crypto_alloc_ahash("crc32c", 0, CRYPTO_ALG_ASYNC); if (IS_ERR(tfm)) goto free_conn; @@ -629,11 +631,15 @@ free_conn: static void iscsi_sw_tcp_release_conn(struct iscsi_conn *conn) { - struct iscsi_session *session = conn->session; struct iscsi_tcp_conn *tcp_conn = conn->dd_data; struct iscsi_sw_tcp_conn *tcp_sw_conn = tcp_conn->dd_data; struct socket *sock = tcp_sw_conn->sock; + /* + * The iscsi transport class will make sure we are not called in + * parallel with start, stop, bind and destroys. However, this can be + * called twice if userspace does a stop then a destroy. + */ if (!sock) return; @@ -649,9 +655,9 @@ static void iscsi_sw_tcp_release_conn(struct iscsi_conn *conn) iscsi_suspend_rx(conn); - spin_lock_bh(&session->frwd_lock); + mutex_lock(&tcp_sw_conn->sock_lock); tcp_sw_conn->sock = NULL; - spin_unlock_bh(&session->frwd_lock); + mutex_unlock(&tcp_sw_conn->sock_lock); sockfd_put(sock); } @@ -703,7 +709,6 @@ iscsi_sw_tcp_conn_bind(struct iscsi_cls_session *cls_session, struct iscsi_cls_conn *cls_conn, uint64_t transport_eph, int is_leading) { - struct iscsi_session *session = cls_session->dd_data; struct iscsi_conn *conn = cls_conn->dd_data; struct iscsi_tcp_conn *tcp_conn = conn->dd_data; struct iscsi_sw_tcp_conn *tcp_sw_conn = tcp_conn->dd_data; @@ -723,10 +728,10 @@ iscsi_sw_tcp_conn_bind(struct iscsi_cls_session *cls_session, if (err) goto free_socket; - spin_lock_bh(&session->frwd_lock); + mutex_lock(&tcp_sw_conn->sock_lock); /* bind iSCSI connection and socket */ tcp_sw_conn->sock = sock; - spin_unlock_bh(&session->frwd_lock); + mutex_unlock(&tcp_sw_conn->sock_lock); /* setup Socket parameters */ sk = sock->sk; @@ -763,8 +768,15 @@ static int iscsi_sw_tcp_conn_set_param(struct iscsi_cls_conn *cls_conn, break; case ISCSI_PARAM_DATADGST_EN: iscsi_set_param(cls_conn, param, buf, buflen); + + mutex_lock(&tcp_sw_conn->sock_lock); + if (!tcp_sw_conn->sock) { + mutex_unlock(&tcp_sw_conn->sock_lock); + return -ENOTCONN; + } tcp_sw_conn->sendpage = conn->datadgst_en ? sock_no_sendpage : tcp_sw_conn->sock->ops->sendpage; + mutex_unlock(&tcp_sw_conn->sock_lock); break; case ISCSI_PARAM_MAX_R2T: return iscsi_tcp_set_max_r2t(conn, buf); @@ -779,8 +791,8 @@ static int iscsi_sw_tcp_conn_get_param(struct iscsi_cls_conn *cls_conn, enum iscsi_param param, char *buf) { struct iscsi_conn *conn = cls_conn->dd_data; - struct iscsi_tcp_conn *tcp_conn = conn->dd_data; - struct iscsi_sw_tcp_conn *tcp_sw_conn = tcp_conn->dd_data; + struct iscsi_sw_tcp_conn *tcp_sw_conn; + struct iscsi_tcp_conn *tcp_conn; struct sockaddr_in6 addr; struct socket *sock; int rc; @@ -790,21 +802,36 @@ static int iscsi_sw_tcp_conn_get_param(struct iscsi_cls_conn *cls_conn, case ISCSI_PARAM_CONN_ADDRESS: case ISCSI_PARAM_LOCAL_PORT: spin_lock_bh(&conn->session->frwd_lock); - if (!tcp_sw_conn || !tcp_sw_conn->sock) { + if (!conn->session->leadconn) { spin_unlock_bh(&conn->session->frwd_lock); return -ENOTCONN; } - sock = tcp_sw_conn->sock; - sock_hold(sock->sk); + /* + * The conn has been setup and bound, so just grab a ref + * incase a destroy runs while we are in the net layer. + */ + iscsi_get_conn(conn->cls_conn); spin_unlock_bh(&conn->session->frwd_lock); + tcp_conn = conn->dd_data; + tcp_sw_conn = tcp_conn->dd_data; + + mutex_lock(&tcp_sw_conn->sock_lock); + sock = tcp_sw_conn->sock; + if (!sock) { + rc = -ENOTCONN; + goto sock_unlock; + } + if (param == ISCSI_PARAM_LOCAL_PORT) rc = kernel_getsockname(sock, (struct sockaddr *)&addr); else rc = kernel_getpeername(sock, (struct sockaddr *)&addr); - sock_put(sock->sk); +sock_unlock: + mutex_unlock(&tcp_sw_conn->sock_lock); + iscsi_put_conn(conn->cls_conn); if (rc < 0) return rc; @@ -842,17 +869,21 @@ static int iscsi_sw_tcp_host_get_param(struct Scsi_Host *shost, } tcp_conn = conn->dd_data; tcp_sw_conn = tcp_conn->dd_data; - sock = tcp_sw_conn->sock; - if (!sock) { - spin_unlock_bh(&session->frwd_lock); - return -ENOTCONN; - } - sock_hold(sock->sk); + /* + * The conn has been setup and bound, so just grab a ref + * incase a destroy runs while we are in the net layer. + */ + iscsi_get_conn(conn->cls_conn); spin_unlock_bh(&session->frwd_lock); - rc = kernel_getsockname(sock, - (struct sockaddr *)&addr); - sock_put(sock->sk); + mutex_lock(&tcp_sw_conn->sock_lock); + sock = tcp_sw_conn->sock; + if (!sock) + rc = -ENOTCONN; + else + rc = kernel_getsockname(sock, (struct sockaddr *)&addr); + mutex_unlock(&tcp_sw_conn->sock_lock); + iscsi_put_conn(conn->cls_conn); if (rc < 0) return rc; diff --git a/drivers/scsi/iscsi_tcp.h b/drivers/scsi/iscsi_tcp.h index 850a018aefb9..68e14a344904 100644 --- a/drivers/scsi/iscsi_tcp.h +++ b/drivers/scsi/iscsi_tcp.h @@ -28,6 +28,9 @@ struct iscsi_sw_tcp_send { struct iscsi_sw_tcp_conn { struct socket *sock; + /* Taken when accessing the sock from the netlink/sysfs interface */ + struct mutex sock_lock; + struct work_struct recvwork; bool queue_recv; diff --git a/drivers/scsi/libsas/sas_expander.c b/drivers/scsi/libsas/sas_expander.c index fa2209080cc2..5ce251830104 100644 --- a/drivers/scsi/libsas/sas_expander.c +++ b/drivers/scsi/libsas/sas_expander.c @@ -67,7 +67,7 @@ static int smp_execute_task_sg(struct domain_device *dev, res = i->dft->lldd_execute_task(task, GFP_KERNEL); if (res) { - del_timer(&task->slow_task->timer); + del_timer_sync(&task->slow_task->timer); pr_notice("executing SMP task failed:%d\n", res); break; } diff --git a/drivers/scsi/lpfc/lpfc.h b/drivers/scsi/lpfc/lpfc.h index e6a083d098a1..9ad233b40a9e 100644 --- a/drivers/scsi/lpfc/lpfc.h +++ b/drivers/scsi/lpfc/lpfc.h @@ -68,8 +68,6 @@ struct lpfc_sli2_slim; #define LPFC_MIN_TGT_QDEPTH 10 #define LPFC_MAX_TGT_QDEPTH 0xFFFF -#define LPFC_MAX_BUCKET_COUNT 20 /* Maximum no. of buckets for stat data - collection. */ /* * Following time intervals are used of adjusting SCSI device * queue depths when there are driver resource error or Firmware @@ -405,6 +403,7 @@ struct lpfc_trunk_link { link1, link2, link3; + u32 phy_lnk_speed; }; /* Format of congestion module parameters */ @@ -732,8 +731,6 @@ struct lpfc_vport { struct lpfc_debugfs_trc *disc_trc; atomic_t disc_trc_cnt; #endif - uint8_t stat_data_enabled; - uint8_t stat_data_blocked; struct list_head rcv_buffer_list; unsigned long rcv_buffer_time_stamp; uint32_t vport_flag; @@ -1436,13 +1433,6 @@ struct lpfc_hba { */ #define QUE_BUFTAG_BIT (1<<31) uint32_t buffer_tag_count; - /* data structure used for latency data collection */ -#define LPFC_NO_BUCKET 0 -#define LPFC_LINEAR_BUCKET 1 -#define LPFC_POWER2_BUCKET 2 - uint8_t bucket_type; - uint32_t bucket_base; - uint32_t bucket_step; /* Maximum number of events that can be outstanding at any time*/ #define LPFC_MAX_EVT_COUNT 512 @@ -1564,16 +1554,13 @@ struct lpfc_hba { /* cgn_reg_signal and cgn_init_reg_signal use * enum fc_edc_cg_signal_cap_types */ - u16 cgn_fpin_frequency; + u16 cgn_fpin_frequency; /* In units of msecs */ #define LPFC_FPIN_INIT_FREQ 0xffff u32 cgn_sig_freq; u32 cgn_acqe_cnt; /* RX monitor handling for CMF */ - struct rxtable_entry *rxtable; /* RX_monitor information */ - atomic_t rxtable_idx_head; -#define LPFC_RXMONITOR_TABLE_IN_USE (LPFC_MAX_RXMONITOR_ENTRY + 73) - atomic_t rxtable_idx_tail; + struct lpfc_rx_info_monitor *rx_monitor; atomic_t rx_max_read_cnt; /* Maximum read bytes */ uint64_t rx_block_cnt; @@ -1610,10 +1597,11 @@ struct lpfc_hba { char os_host_name[MAXHOSTNAMELEN]; - /* SCSI host template information - for physical port */ - struct scsi_host_template port_template; - /* SCSI host template information - for all vports */ - struct scsi_host_template vport_template; + /* LD Signaling */ + u32 degrade_activate_threshold; + u32 degrade_deactivate_threshold; + u32 fec_degrade_interval; + atomic_t dbg_log_idx; atomic_t dbg_log_cnt; atomic_t dbg_log_dmping; @@ -1622,7 +1610,7 @@ struct lpfc_hba { #define LPFC_MAX_RXMONITOR_ENTRY 800 #define LPFC_MAX_RXMONITOR_DUMP 32 -struct rxtable_entry { +struct rx_info_entry { uint64_t cmf_bytes; /* Total no of read bytes for CMF_SYNC_WQE */ uint64_t total_bytes; /* Total no of read bytes requested */ uint64_t rcv_bytes; /* Total no of read bytes completed */ @@ -1637,6 +1625,13 @@ struct rxtable_entry { uint32_t timer_interval; }; +struct lpfc_rx_info_monitor { + struct rx_info_entry *ring; /* info organized in a circular buffer */ + u32 head_idx, tail_idx; /* index to head/tail of ring */ + spinlock_t lock; /* spinlock for ring */ + u32 entries; /* storing number entries/size of ring */ +}; + static inline struct Scsi_Host * lpfc_shost_from_vport(struct lpfc_vport *vport) { diff --git a/drivers/scsi/lpfc/lpfc_attr.c b/drivers/scsi/lpfc/lpfc_attr.c index 09cf2cd0ae60..ef1481326fd7 100644 --- a/drivers/scsi/lpfc/lpfc_attr.c +++ b/drivers/scsi/lpfc/lpfc_attr.c @@ -4093,333 +4093,6 @@ lpfc_static_vport_show(struct device *dev, struct device_attribute *attr, */ static DEVICE_ATTR_RO(lpfc_static_vport); -/** - * lpfc_stat_data_ctrl_store - write call back for lpfc_stat_data_ctrl sysfs file - * @dev: Pointer to class device. - * @attr: Unused. - * @buf: Data buffer. - * @count: Size of the data buffer. - * - * This function get called when a user write to the lpfc_stat_data_ctrl - * sysfs file. This function parse the command written to the sysfs file - * and take appropriate action. These commands are used for controlling - * driver statistical data collection. - * Following are the command this function handles. - * - * setbucket - * = Set the latency buckets. - * destroybucket = destroy all the buckets. - * start = start data collection - * stop = stop data collection - * reset = reset the collected data - **/ -static ssize_t -lpfc_stat_data_ctrl_store(struct device *dev, struct device_attribute *attr, - const char *buf, size_t count) -{ - struct Scsi_Host *shost = class_to_shost(dev); - struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata; - struct lpfc_hba *phba = vport->phba; -#define LPFC_MAX_DATA_CTRL_LEN 1024 - static char bucket_data[LPFC_MAX_DATA_CTRL_LEN]; - unsigned long i; - char *str_ptr, *token; - struct lpfc_vport **vports; - struct Scsi_Host *v_shost; - char *bucket_type_str, *base_str, *step_str; - unsigned long base, step, bucket_type; - - if (!strncmp(buf, "setbucket", strlen("setbucket"))) { - if (strlen(buf) > (LPFC_MAX_DATA_CTRL_LEN - 1)) - return -EINVAL; - - strncpy(bucket_data, buf, LPFC_MAX_DATA_CTRL_LEN); - str_ptr = &bucket_data[0]; - /* Ignore this token - this is command token */ - token = strsep(&str_ptr, "\t "); - if (!token) - return -EINVAL; - - bucket_type_str = strsep(&str_ptr, "\t "); - if (!bucket_type_str) - return -EINVAL; - - if (!strncmp(bucket_type_str, "linear", strlen("linear"))) - bucket_type = LPFC_LINEAR_BUCKET; - else if (!strncmp(bucket_type_str, "power2", strlen("power2"))) - bucket_type = LPFC_POWER2_BUCKET; - else - return -EINVAL; - - base_str = strsep(&str_ptr, "\t "); - if (!base_str) - return -EINVAL; - base = simple_strtoul(base_str, NULL, 0); - - step_str = strsep(&str_ptr, "\t "); - if (!step_str) - return -EINVAL; - step = simple_strtoul(step_str, NULL, 0); - if (!step) - return -EINVAL; - - /* Block the data collection for every vport */ - vports = lpfc_create_vport_work_array(phba); - if (vports == NULL) - return -ENOMEM; - - for (i = 0; i <= phba->max_vports && vports[i] != NULL; i++) { - v_shost = lpfc_shost_from_vport(vports[i]); - spin_lock_irq(v_shost->host_lock); - /* Block and reset data collection */ - vports[i]->stat_data_blocked = 1; - if (vports[i]->stat_data_enabled) - lpfc_vport_reset_stat_data(vports[i]); - spin_unlock_irq(v_shost->host_lock); - } - - /* Set the bucket attributes */ - phba->bucket_type = bucket_type; - phba->bucket_base = base; - phba->bucket_step = step; - - for (i = 0; i <= phba->max_vports && vports[i] != NULL; i++) { - v_shost = lpfc_shost_from_vport(vports[i]); - - /* Unblock data collection */ - spin_lock_irq(v_shost->host_lock); - vports[i]->stat_data_blocked = 0; - spin_unlock_irq(v_shost->host_lock); - } - lpfc_destroy_vport_work_array(phba, vports); - return strlen(buf); - } - - if (!strncmp(buf, "destroybucket", strlen("destroybucket"))) { - vports = lpfc_create_vport_work_array(phba); - if (vports == NULL) - return -ENOMEM; - - for (i = 0; i <= phba->max_vports && vports[i] != NULL; i++) { - v_shost = lpfc_shost_from_vport(vports[i]); - spin_lock_irq(shost->host_lock); - vports[i]->stat_data_blocked = 1; - lpfc_free_bucket(vport); - vport->stat_data_enabled = 0; - vports[i]->stat_data_blocked = 0; - spin_unlock_irq(shost->host_lock); - } - lpfc_destroy_vport_work_array(phba, vports); - phba->bucket_type = LPFC_NO_BUCKET; - phba->bucket_base = 0; - phba->bucket_step = 0; - return strlen(buf); - } - - if (!strncmp(buf, "start", strlen("start"))) { - /* If no buckets configured return error */ - if (phba->bucket_type == LPFC_NO_BUCKET) - return -EINVAL; - spin_lock_irq(shost->host_lock); - if (vport->stat_data_enabled) { - spin_unlock_irq(shost->host_lock); - return strlen(buf); - } - lpfc_alloc_bucket(vport); - vport->stat_data_enabled = 1; - spin_unlock_irq(shost->host_lock); - return strlen(buf); - } - - if (!strncmp(buf, "stop", strlen("stop"))) { - spin_lock_irq(shost->host_lock); - if (vport->stat_data_enabled == 0) { - spin_unlock_irq(shost->host_lock); - return strlen(buf); - } - lpfc_free_bucket(vport); - vport->stat_data_enabled = 0; - spin_unlock_irq(shost->host_lock); - return strlen(buf); - } - - if (!strncmp(buf, "reset", strlen("reset"))) { - if ((phba->bucket_type == LPFC_NO_BUCKET) - || !vport->stat_data_enabled) - return strlen(buf); - spin_lock_irq(shost->host_lock); - vport->stat_data_blocked = 1; - lpfc_vport_reset_stat_data(vport); - vport->stat_data_blocked = 0; - spin_unlock_irq(shost->host_lock); - return strlen(buf); - } - return -EINVAL; -} - - -/** - * lpfc_stat_data_ctrl_show - Read function for lpfc_stat_data_ctrl sysfs file - * @dev: Pointer to class device. - * @attr: Unused. - * @buf: Data buffer. - * - * This function is the read call back function for - * lpfc_stat_data_ctrl sysfs file. This function report the - * current statistical data collection state. - **/ -static ssize_t -lpfc_stat_data_ctrl_show(struct device *dev, struct device_attribute *attr, - char *buf) -{ - struct Scsi_Host *shost = class_to_shost(dev); - struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata; - struct lpfc_hba *phba = vport->phba; - int index = 0; - int i; - char *bucket_type; - unsigned long bucket_value; - - switch (phba->bucket_type) { - case LPFC_LINEAR_BUCKET: - bucket_type = "linear"; - break; - case LPFC_POWER2_BUCKET: - bucket_type = "power2"; - break; - default: - bucket_type = "No Bucket"; - break; - } - - sprintf(&buf[index], "Statistical Data enabled :%d, " - "blocked :%d, Bucket type :%s, Bucket base :%d," - " Bucket step :%d\nLatency Ranges :", - vport->stat_data_enabled, vport->stat_data_blocked, - bucket_type, phba->bucket_base, phba->bucket_step); - index = strlen(buf); - if (phba->bucket_type != LPFC_NO_BUCKET) { - for (i = 0; i < LPFC_MAX_BUCKET_COUNT; i++) { - if (phba->bucket_type == LPFC_LINEAR_BUCKET) - bucket_value = phba->bucket_base + - phba->bucket_step * i; - else - bucket_value = phba->bucket_base + - (1 << i) * phba->bucket_step; - - if (index + 10 > PAGE_SIZE) - break; - sprintf(&buf[index], "%08ld ", bucket_value); - index = strlen(buf); - } - } - sprintf(&buf[index], "\n"); - return strlen(buf); -} - -/* - * Sysfs attribute to control the statistical data collection. - */ -static DEVICE_ATTR_RW(lpfc_stat_data_ctrl); - -/* - * lpfc_drvr_stat_data: sysfs attr to get driver statistical data. - */ - -/* - * Each Bucket takes 11 characters and 1 new line + 17 bytes WWN - * for each target. - */ -#define STAT_DATA_SIZE_PER_TARGET(NUM_BUCKETS) ((NUM_BUCKETS) * 11 + 18) -#define MAX_STAT_DATA_SIZE_PER_TARGET \ - STAT_DATA_SIZE_PER_TARGET(LPFC_MAX_BUCKET_COUNT) - - -/** - * sysfs_drvr_stat_data_read - Read function for lpfc_drvr_stat_data attribute - * @filp: sysfs file - * @kobj: Pointer to the kernel object - * @bin_attr: Attribute object - * @buf: Buffer pointer - * @off: File offset - * @count: Buffer size - * - * This function is the read call back function for lpfc_drvr_stat_data - * sysfs file. This function export the statistical data to user - * applications. - **/ -static ssize_t -sysfs_drvr_stat_data_read(struct file *filp, struct kobject *kobj, - struct bin_attribute *bin_attr, - char *buf, loff_t off, size_t count) -{ - struct device *dev = container_of(kobj, struct device, - kobj); - struct Scsi_Host *shost = class_to_shost(dev); - struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata; - struct lpfc_hba *phba = vport->phba; - int i = 0, index = 0; - unsigned long nport_index; - struct lpfc_nodelist *ndlp = NULL; - nport_index = (unsigned long)off / - MAX_STAT_DATA_SIZE_PER_TARGET; - - if (!vport->stat_data_enabled || vport->stat_data_blocked - || (phba->bucket_type == LPFC_NO_BUCKET)) - return 0; - - spin_lock_irq(shost->host_lock); - list_for_each_entry(ndlp, &vport->fc_nodes, nlp_listp) { - if (!ndlp->lat_data) - continue; - - if (nport_index > 0) { - nport_index--; - continue; - } - - if ((index + MAX_STAT_DATA_SIZE_PER_TARGET) - > count) - break; - - if (!ndlp->lat_data) - continue; - - /* Print the WWN */ - sprintf(&buf[index], "%02x%02x%02x%02x%02x%02x%02x%02x:", - ndlp->nlp_portname.u.wwn[0], - ndlp->nlp_portname.u.wwn[1], - ndlp->nlp_portname.u.wwn[2], - ndlp->nlp_portname.u.wwn[3], - ndlp->nlp_portname.u.wwn[4], - ndlp->nlp_portname.u.wwn[5], - ndlp->nlp_portname.u.wwn[6], - ndlp->nlp_portname.u.wwn[7]); - - index = strlen(buf); - - for (i = 0; i < LPFC_MAX_BUCKET_COUNT; i++) { - sprintf(&buf[index], "%010u,", - ndlp->lat_data[i].cmd_count); - index = strlen(buf); - } - sprintf(&buf[index], "\n"); - index = strlen(buf); - } - spin_unlock_irq(shost->host_lock); - return index; -} - -static struct bin_attribute sysfs_drvr_stat_data_attr = { - .attr = { - .name = "lpfc_drvr_stat_data", - .mode = S_IRUSR, - }, - .size = LPFC_MAX_TARGET * MAX_STAT_DATA_SIZE_PER_TARGET, - .read = sysfs_drvr_stat_data_read, - .write = NULL, -}; - /* # lpfc_link_speed: Link speed selection for initializing the Fibre Channel # connection. @@ -6273,7 +5946,6 @@ static struct attribute *lpfc_hba_attrs[] = { &dev_attr_lpfc_xlane_priority.attr, &dev_attr_lpfc_sg_seg_cnt.attr, &dev_attr_lpfc_max_scsicmpl_time.attr, - &dev_attr_lpfc_stat_data_ctrl.attr, &dev_attr_lpfc_aer_support.attr, &dev_attr_lpfc_aer_state_cleanup.attr, &dev_attr_lpfc_sriov_nr_virtfn.attr, @@ -6332,7 +6004,6 @@ static struct attribute *lpfc_vport_attrs[] = { &dev_attr_npiv_info.attr, &dev_attr_lpfc_enable_da_id.attr, &dev_attr_lpfc_max_scsicmpl_time.attr, - &dev_attr_lpfc_stat_data_ctrl.attr, &dev_attr_lpfc_static_vport.attr, &dev_attr_cmf_info.attr, NULL, @@ -6545,17 +6216,14 @@ lpfc_alloc_sysfs_attr(struct lpfc_vport *vport) struct Scsi_Host *shost = lpfc_shost_from_vport(vport); int error; - error = sysfs_create_bin_file(&shost->shost_dev.kobj, - &sysfs_drvr_stat_data_attr); - /* Virtual ports do not need ctrl_reg and mbox */ - if (error || vport->port_type == LPFC_NPIV_PORT) - goto out; + if (vport->port_type == LPFC_NPIV_PORT) + return 0; error = sysfs_create_bin_file(&shost->shost_dev.kobj, &sysfs_ctlreg_attr); if (error) - goto out_remove_stat_attr; + goto out; error = sysfs_create_bin_file(&shost->shost_dev.kobj, &sysfs_mbox_attr); @@ -6565,9 +6233,6 @@ lpfc_alloc_sysfs_attr(struct lpfc_vport *vport) return 0; out_remove_ctlreg_attr: sysfs_remove_bin_file(&shost->shost_dev.kobj, &sysfs_ctlreg_attr); -out_remove_stat_attr: - sysfs_remove_bin_file(&shost->shost_dev.kobj, - &sysfs_drvr_stat_data_attr); out: return error; } @@ -6580,8 +6245,7 @@ void lpfc_free_sysfs_attr(struct lpfc_vport *vport) { struct Scsi_Host *shost = lpfc_shost_from_vport(vport); - sysfs_remove_bin_file(&shost->shost_dev.kobj, - &sysfs_drvr_stat_data_attr); + /* Virtual ports do not need ctrl_reg and mbox */ if (vport->port_type == LPFC_NPIV_PORT) return; diff --git a/drivers/scsi/lpfc/lpfc_bsg.c b/drivers/scsi/lpfc/lpfc_bsg.c index 9be3bb01a8ec..ac0c7ccf2eae 100644 --- a/drivers/scsi/lpfc/lpfc_bsg.c +++ b/drivers/scsi/lpfc/lpfc_bsg.c @@ -1977,8 +1977,6 @@ lpfc_sli4_bsg_set_loopback_mode(struct lpfc_hba *phba, int mode, static int lpfc_sli4_diag_fcport_reg_setup(struct lpfc_hba *phba) { - int rc; - if (phba->pport->fc_flag & FC_VFI_REGISTERED) { lpfc_printf_log(phba, KERN_WARNING, LOG_LIBDFC, "3136 Port still had vfi registered: " @@ -1988,8 +1986,7 @@ lpfc_sli4_diag_fcport_reg_setup(struct lpfc_hba *phba) phba->vpi_ids[phba->pport->vpi]); return -EINVAL; } - rc = lpfc_issue_reg_vfi(phba->pport); - return rc; + return lpfc_issue_reg_vfi(phba->pport); } /** diff --git a/drivers/scsi/lpfc/lpfc_crtn.h b/drivers/scsi/lpfc/lpfc_crtn.h index bcad91204328..d2d207791056 100644 --- a/drivers/scsi/lpfc/lpfc_crtn.h +++ b/drivers/scsi/lpfc/lpfc_crtn.h @@ -78,6 +78,7 @@ int lpfc_init_iocb_list(struct lpfc_hba *phba, int cnt); void lpfc_free_iocb_list(struct lpfc_hba *phba); int lpfc_post_rq_buffer(struct lpfc_hba *phba, struct lpfc_queue *hrq, struct lpfc_queue *drq, int count, int idx); +int lpfc_read_lds_params(struct lpfc_hba *phba); uint32_t lpfc_calc_cmf_latency(struct lpfc_hba *phba); void lpfc_cmf_signal_init(struct lpfc_hba *phba); void lpfc_cmf_start(struct lpfc_hba *phba); @@ -92,6 +93,14 @@ void lpfc_cgn_dump_rxmonitor(struct lpfc_hba *phba); void lpfc_cgn_update_stat(struct lpfc_hba *phba, uint32_t dtag); void lpfc_unblock_requests(struct lpfc_hba *phba); void lpfc_block_requests(struct lpfc_hba *phba); +int lpfc_rx_monitor_create_ring(struct lpfc_rx_info_monitor *rx_monitor, + u32 entries); +void lpfc_rx_monitor_destroy_ring(struct lpfc_rx_info_monitor *rx_monitor); +void lpfc_rx_monitor_record(struct lpfc_rx_info_monitor *rx_monitor, + struct rx_info_entry *entry); +u32 lpfc_rx_monitor_report(struct lpfc_hba *phba, + struct lpfc_rx_info_monitor *rx_monitor, char *buf, + u32 buf_len, u32 max_read_entries); void lpfc_mbx_cmpl_local_config_link(struct lpfc_hba *, LPFC_MBOXQ_t *); void lpfc_mbx_cmpl_reg_login(struct lpfc_hba *, LPFC_MBOXQ_t *); @@ -454,6 +463,7 @@ extern const struct attribute_group *lpfc_hba_groups[]; extern const struct attribute_group *lpfc_vport_groups[]; extern struct scsi_host_template lpfc_template; extern struct scsi_host_template lpfc_template_nvme; +extern struct scsi_host_template lpfc_vport_template; extern struct fc_function_template lpfc_transport_functions; extern struct fc_function_template lpfc_vport_transport_functions; diff --git a/drivers/scsi/lpfc/lpfc_ct.c b/drivers/scsi/lpfc/lpfc_ct.c index 13dfe285493d..75fd2bfc212b 100644 --- a/drivers/scsi/lpfc/lpfc_ct.c +++ b/drivers/scsi/lpfc/lpfc_ct.c @@ -1509,7 +1509,7 @@ lpfc_cmpl_ct_cmd_gft_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, struct lpfc_sli_ct_request *CTrsp; int did; struct lpfc_nodelist *ndlp = NULL; - struct lpfc_nodelist *ns_ndlp = NULL; + struct lpfc_nodelist *ns_ndlp = cmdiocb->ndlp; uint32_t fc4_data_0, fc4_data_1; u32 ulp_status = get_job_ulpstatus(phba, rspiocb); u32 ulp_word4 = get_job_word4(phba, rspiocb); @@ -1522,15 +1522,12 @@ lpfc_cmpl_ct_cmd_gft_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, ulp_status, ulp_word4, did); /* Ignore response if link flipped after this request was made */ - if ((uint32_t) cmdiocb->event_tag != phba->fc_eventTag) { + if ((uint32_t)cmdiocb->event_tag != phba->fc_eventTag) { lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, "9046 Event tag mismatch. Ignoring NS rsp\n"); goto out; } - /* Preserve the nameserver node to release the reference. */ - ns_ndlp = cmdiocb->ndlp; - if (ulp_status == IOSTAT_SUCCESS) { /* Good status, continue checking */ CTrsp = (struct lpfc_sli_ct_request *)outp->virt; @@ -2504,420 +2501,298 @@ lpfc_fdmi_change_check(struct lpfc_vport *vport) } } -/* Routines for all individual HBA attributes */ -static int -lpfc_fdmi_hba_attr_wwnn(struct lpfc_vport *vport, struct lpfc_fdmi_attr_def *ad) +static inline int +lpfc_fdmi_set_attr_u32(void *attr, uint16_t attrtype, uint32_t attrval) { - struct lpfc_fdmi_attr_entry *ae; - uint32_t size; + struct lpfc_fdmi_attr_u32 *ae = attr; + int size = sizeof(*ae); - ae = &ad->AttrValue; - memset(ae, 0, sizeof(*ae)); + ae->type = cpu_to_be16(attrtype); + ae->len = cpu_to_be16(size); + ae->value_u32 = cpu_to_be32(attrval); - memcpy(&ae->un.AttrWWN, &vport->fc_sparam.nodeName, - sizeof(struct lpfc_name)); - size = FOURBYTES + sizeof(struct lpfc_name); - ad->AttrLen = cpu_to_be16(size); - ad->AttrType = cpu_to_be16(RHBA_NODENAME); return size; } -static int -lpfc_fdmi_hba_attr_manufacturer(struct lpfc_vport *vport, - struct lpfc_fdmi_attr_def *ad) + +static inline int +lpfc_fdmi_set_attr_wwn(void *attr, uint16_t attrtype, struct lpfc_name *wwn) { - struct lpfc_fdmi_attr_entry *ae; - uint32_t len, size; + struct lpfc_fdmi_attr_wwn *ae = attr; + int size = sizeof(*ae); - ae = &ad->AttrValue; - memset(ae, 0, sizeof(*ae)); + ae->type = cpu_to_be16(attrtype); + ae->len = cpu_to_be16(size); + /* WWN's assumed to be bytestreams - Big Endian presentation */ + memcpy(ae->name, wwn, + min_t(size_t, sizeof(struct lpfc_name), sizeof(__be64))); + return size; +} + +static inline int +lpfc_fdmi_set_attr_fullwwn(void *attr, uint16_t attrtype, + struct lpfc_name *wwnn, struct lpfc_name *wwpn) +{ + struct lpfc_fdmi_attr_fullwwn *ae = attr; + u8 *nname = ae->nname; + u8 *pname = ae->pname; + int size = sizeof(*ae); + + ae->type = cpu_to_be16(attrtype); + ae->len = cpu_to_be16(size); + /* WWN's assumed to be bytestreams - Big Endian presentation */ + memcpy(nname, wwnn, + min_t(size_t, sizeof(struct lpfc_name), sizeof(__be64))); + memcpy(pname, wwpn, + min_t(size_t, sizeof(struct lpfc_name), sizeof(__be64))); + + return size; +} + +static inline int +lpfc_fdmi_set_attr_string(void *attr, uint16_t attrtype, char *attrstring) +{ + struct lpfc_fdmi_attr_string *ae = attr; + int len, size; + + /* + * We are trusting the caller that if a fdmi string field + * is capped at 64 bytes, the caller passes in a string of + * 64 bytes or less. + */ + + strncpy(ae->value_string, attrstring, sizeof(ae->value_string)); + len = strnlen(ae->value_string, sizeof(ae->value_string)); + /* round string length to a 32bit boundary. Ensure there's a NULL */ + len += (len & 3) ? (4 - (len & 3)) : 4; + /* size is Type/Len (4 bytes) plus string length */ + size = FOURBYTES + len; + + ae->type = cpu_to_be16(attrtype); + ae->len = cpu_to_be16(size); + + return size; +} + +/* Bitfields for FC4 Types that can be reported */ +#define ATTR_FC4_CT 0x00000001 +#define ATTR_FC4_FCP 0x00000002 +#define ATTR_FC4_NVME 0x00000004 + +static inline int +lpfc_fdmi_set_attr_fc4types(void *attr, uint16_t attrtype, uint32_t typemask) +{ + struct lpfc_fdmi_attr_fc4types *ae = attr; + int size = sizeof(*ae); + + ae->type = cpu_to_be16(attrtype); + ae->len = cpu_to_be16(size); + + if (typemask & ATTR_FC4_FCP) + ae->value_types[2] = 0x01; /* Type 0x8 - FCP */ + + if (typemask & ATTR_FC4_CT) + ae->value_types[7] = 0x01; /* Type 0x20 - CT */ + + if (typemask & ATTR_FC4_NVME) + ae->value_types[6] = 0x01; /* Type 0x28 - NVME */ + + return size; +} + +/* Routines for all individual HBA attributes */ +static int +lpfc_fdmi_hba_attr_wwnn(struct lpfc_vport *vport, void *attr) +{ + return lpfc_fdmi_set_attr_wwn(attr, RHBA_NODENAME, + &vport->fc_sparam.nodeName); +} + +static int +lpfc_fdmi_hba_attr_manufacturer(struct lpfc_vport *vport, void *attr) +{ /* This string MUST be consistent with other FC platforms * supported by Broadcom. */ - strncpy(ae->un.AttrString, - "Emulex Corporation", - sizeof(ae->un.AttrString)); - len = strnlen(ae->un.AttrString, - sizeof(ae->un.AttrString)); - len += (len & 3) ? (4 - (len & 3)) : 4; - size = FOURBYTES + len; - ad->AttrLen = cpu_to_be16(size); - ad->AttrType = cpu_to_be16(RHBA_MANUFACTURER); - return size; + return lpfc_fdmi_set_attr_string(attr, RHBA_MANUFACTURER, + "Emulex Corporation"); } static int -lpfc_fdmi_hba_attr_sn(struct lpfc_vport *vport, struct lpfc_fdmi_attr_def *ad) +lpfc_fdmi_hba_attr_sn(struct lpfc_vport *vport, void *attr) { struct lpfc_hba *phba = vport->phba; - struct lpfc_fdmi_attr_entry *ae; - uint32_t len, size; - ae = &ad->AttrValue; - memset(ae, 0, sizeof(*ae)); - - strncpy(ae->un.AttrString, phba->SerialNumber, - sizeof(ae->un.AttrString)); - len = strnlen(ae->un.AttrString, - sizeof(ae->un.AttrString)); - len += (len & 3) ? (4 - (len & 3)) : 4; - size = FOURBYTES + len; - ad->AttrLen = cpu_to_be16(size); - ad->AttrType = cpu_to_be16(RHBA_SERIAL_NUMBER); - return size; + return lpfc_fdmi_set_attr_string(attr, RHBA_SERIAL_NUMBER, + phba->SerialNumber); } static int -lpfc_fdmi_hba_attr_model(struct lpfc_vport *vport, - struct lpfc_fdmi_attr_def *ad) +lpfc_fdmi_hba_attr_model(struct lpfc_vport *vport, void *attr) { struct lpfc_hba *phba = vport->phba; - struct lpfc_fdmi_attr_entry *ae; - uint32_t len, size; - ae = &ad->AttrValue; - memset(ae, 0, sizeof(*ae)); - - strncpy(ae->un.AttrString, phba->ModelName, - sizeof(ae->un.AttrString)); - len = strnlen(ae->un.AttrString, sizeof(ae->un.AttrString)); - len += (len & 3) ? (4 - (len & 3)) : 4; - size = FOURBYTES + len; - ad->AttrLen = cpu_to_be16(size); - ad->AttrType = cpu_to_be16(RHBA_MODEL); - return size; + return lpfc_fdmi_set_attr_string(attr, RHBA_MODEL, + phba->ModelName); } static int -lpfc_fdmi_hba_attr_description(struct lpfc_vport *vport, - struct lpfc_fdmi_attr_def *ad) +lpfc_fdmi_hba_attr_description(struct lpfc_vport *vport, void *attr) { struct lpfc_hba *phba = vport->phba; - struct lpfc_fdmi_attr_entry *ae; - uint32_t len, size; - ae = &ad->AttrValue; - memset(ae, 0, sizeof(*ae)); - - strncpy(ae->un.AttrString, phba->ModelDesc, - sizeof(ae->un.AttrString)); - len = strnlen(ae->un.AttrString, - sizeof(ae->un.AttrString)); - len += (len & 3) ? (4 - (len & 3)) : 4; - size = FOURBYTES + len; - ad->AttrLen = cpu_to_be16(size); - ad->AttrType = cpu_to_be16(RHBA_MODEL_DESCRIPTION); - return size; + return lpfc_fdmi_set_attr_string(attr, RHBA_MODEL_DESCRIPTION, + phba->ModelDesc); } static int -lpfc_fdmi_hba_attr_hdw_ver(struct lpfc_vport *vport, - struct lpfc_fdmi_attr_def *ad) +lpfc_fdmi_hba_attr_hdw_ver(struct lpfc_vport *vport, void *attr) { struct lpfc_hba *phba = vport->phba; lpfc_vpd_t *vp = &phba->vpd; - struct lpfc_fdmi_attr_entry *ae; - uint32_t i, j, incr, size; + char buf[16] = { 0 }; - ae = &ad->AttrValue; - memset(ae, 0, sizeof(*ae)); + snprintf(buf, sizeof(buf), "%08x", vp->rev.biuRev); - /* Convert JEDEC ID to ascii for hardware version */ - incr = vp->rev.biuRev; - for (i = 0; i < 8; i++) { - j = (incr & 0xf); - if (j <= 9) - ae->un.AttrString[7 - i] = - (char)((uint8_t) 0x30 + - (uint8_t) j); - else - ae->un.AttrString[7 - i] = - (char)((uint8_t) 0x61 + - (uint8_t) (j - 10)); - incr = (incr >> 4); + return lpfc_fdmi_set_attr_string(attr, RHBA_HARDWARE_VERSION, buf); +} + +static int +lpfc_fdmi_hba_attr_drvr_ver(struct lpfc_vport *vport, void *attr) +{ + return lpfc_fdmi_set_attr_string(attr, RHBA_DRIVER_VERSION, + lpfc_release_version); +} + +static int +lpfc_fdmi_hba_attr_rom_ver(struct lpfc_vport *vport, void *attr) +{ + struct lpfc_hba *phba = vport->phba; + char buf[64] = { 0 }; + + if (phba->sli_rev == LPFC_SLI_REV4) { + lpfc_decode_firmware_rev(phba, buf, 1); + + return lpfc_fdmi_set_attr_string(attr, RHBA_OPTION_ROM_VERSION, + buf); } - size = FOURBYTES + 8; - ad->AttrLen = cpu_to_be16(size); - ad->AttrType = cpu_to_be16(RHBA_HARDWARE_VERSION); - return size; + + return lpfc_fdmi_set_attr_string(attr, RHBA_OPTION_ROM_VERSION, + phba->OptionROMVersion); } static int -lpfc_fdmi_hba_attr_drvr_ver(struct lpfc_vport *vport, - struct lpfc_fdmi_attr_def *ad) -{ - struct lpfc_fdmi_attr_entry *ae; - uint32_t len, size; - - ae = &ad->AttrValue; - memset(ae, 0, sizeof(*ae)); - - strncpy(ae->un.AttrString, lpfc_release_version, - sizeof(ae->un.AttrString)); - len = strnlen(ae->un.AttrString, - sizeof(ae->un.AttrString)); - len += (len & 3) ? (4 - (len & 3)) : 4; - size = FOURBYTES + len; - ad->AttrLen = cpu_to_be16(size); - ad->AttrType = cpu_to_be16(RHBA_DRIVER_VERSION); - return size; -} - -static int -lpfc_fdmi_hba_attr_rom_ver(struct lpfc_vport *vport, - struct lpfc_fdmi_attr_def *ad) +lpfc_fdmi_hba_attr_fmw_ver(struct lpfc_vport *vport, void *attr) { struct lpfc_hba *phba = vport->phba; - struct lpfc_fdmi_attr_entry *ae; - uint32_t len, size; + char buf[64] = { 0 }; - ae = &ad->AttrValue; - memset(ae, 0, sizeof(*ae)); + lpfc_decode_firmware_rev(phba, buf, 1); - if (phba->sli_rev == LPFC_SLI_REV4) - lpfc_decode_firmware_rev(phba, ae->un.AttrString, 1); - else - strncpy(ae->un.AttrString, phba->OptionROMVersion, - sizeof(ae->un.AttrString)); - len = strnlen(ae->un.AttrString, - sizeof(ae->un.AttrString)); - len += (len & 3) ? (4 - (len & 3)) : 4; - size = FOURBYTES + len; - ad->AttrLen = cpu_to_be16(size); - ad->AttrType = cpu_to_be16(RHBA_OPTION_ROM_VERSION); - return size; + return lpfc_fdmi_set_attr_string(attr, RHBA_FIRMWARE_VERSION, buf); } static int -lpfc_fdmi_hba_attr_fmw_ver(struct lpfc_vport *vport, - struct lpfc_fdmi_attr_def *ad) +lpfc_fdmi_hba_attr_os_ver(struct lpfc_vport *vport, void *attr) { - struct lpfc_hba *phba = vport->phba; - struct lpfc_fdmi_attr_entry *ae; - uint32_t len, size; + char buf[256] = { 0 }; - ae = &ad->AttrValue; - memset(ae, 0, sizeof(*ae)); - - lpfc_decode_firmware_rev(phba, ae->un.AttrString, 1); - len = strnlen(ae->un.AttrString, - sizeof(ae->un.AttrString)); - len += (len & 3) ? (4 - (len & 3)) : 4; - size = FOURBYTES + len; - ad->AttrLen = cpu_to_be16(size); - ad->AttrType = cpu_to_be16(RHBA_FIRMWARE_VERSION); - return size; -} - -static int -lpfc_fdmi_hba_attr_os_ver(struct lpfc_vport *vport, - struct lpfc_fdmi_attr_def *ad) -{ - struct lpfc_fdmi_attr_entry *ae; - uint32_t len, size; - - ae = &ad->AttrValue; - memset(ae, 0, sizeof(*ae)); - - snprintf(ae->un.AttrString, sizeof(ae->un.AttrString), "%s %s %s", + snprintf(buf, sizeof(buf), "%s %s %s", init_utsname()->sysname, init_utsname()->release, init_utsname()->version); - len = strnlen(ae->un.AttrString, sizeof(ae->un.AttrString)); - len += (len & 3) ? (4 - (len & 3)) : 4; - size = FOURBYTES + len; - ad->AttrLen = cpu_to_be16(size); - ad->AttrType = cpu_to_be16(RHBA_OS_NAME_VERSION); - return size; + return lpfc_fdmi_set_attr_string(attr, RHBA_OS_NAME_VERSION, buf); } static int -lpfc_fdmi_hba_attr_ct_len(struct lpfc_vport *vport, - struct lpfc_fdmi_attr_def *ad) +lpfc_fdmi_hba_attr_ct_len(struct lpfc_vport *vport, void *attr) { - struct lpfc_fdmi_attr_entry *ae; - uint32_t size; - - ae = &ad->AttrValue; - - ae->un.AttrInt = cpu_to_be32(LPFC_MAX_CT_SIZE); - size = FOURBYTES + sizeof(uint32_t); - ad->AttrLen = cpu_to_be16(size); - ad->AttrType = cpu_to_be16(RHBA_MAX_CT_PAYLOAD_LEN); - return size; + return lpfc_fdmi_set_attr_u32(attr, RHBA_MAX_CT_PAYLOAD_LEN, + LPFC_MAX_CT_SIZE); } static int -lpfc_fdmi_hba_attr_symbolic_name(struct lpfc_vport *vport, - struct lpfc_fdmi_attr_def *ad) +lpfc_fdmi_hba_attr_symbolic_name(struct lpfc_vport *vport, void *attr) { - struct lpfc_fdmi_attr_entry *ae; - uint32_t len, size; + char buf[256] = { 0 }; - ae = &ad->AttrValue; - memset(ae, 0, sizeof(*ae)); + lpfc_vport_symbolic_node_name(vport, buf, sizeof(buf)); - len = lpfc_vport_symbolic_node_name(vport, - ae->un.AttrString, 256); - len += (len & 3) ? (4 - (len & 3)) : 4; - size = FOURBYTES + len; - ad->AttrLen = cpu_to_be16(size); - ad->AttrType = cpu_to_be16(RHBA_SYM_NODENAME); - return size; + return lpfc_fdmi_set_attr_string(attr, RHBA_SYM_NODENAME, buf); } static int -lpfc_fdmi_hba_attr_vendor_info(struct lpfc_vport *vport, - struct lpfc_fdmi_attr_def *ad) +lpfc_fdmi_hba_attr_vendor_info(struct lpfc_vport *vport, void *attr) { - struct lpfc_fdmi_attr_entry *ae; - uint32_t size; - - ae = &ad->AttrValue; - - /* Nothing is defined for this currently */ - ae->un.AttrInt = cpu_to_be32(0); - size = FOURBYTES + sizeof(uint32_t); - ad->AttrLen = cpu_to_be16(size); - ad->AttrType = cpu_to_be16(RHBA_VENDOR_INFO); - return size; + return lpfc_fdmi_set_attr_u32(attr, RHBA_VENDOR_INFO, 0); } static int -lpfc_fdmi_hba_attr_num_ports(struct lpfc_vport *vport, - struct lpfc_fdmi_attr_def *ad) +lpfc_fdmi_hba_attr_num_ports(struct lpfc_vport *vport, void *attr) { - struct lpfc_fdmi_attr_entry *ae; - uint32_t size; - - ae = &ad->AttrValue; - /* Each driver instance corresponds to a single port */ - ae->un.AttrInt = cpu_to_be32(1); - size = FOURBYTES + sizeof(uint32_t); - ad->AttrLen = cpu_to_be16(size); - ad->AttrType = cpu_to_be16(RHBA_NUM_PORTS); - return size; + return lpfc_fdmi_set_attr_u32(attr, RHBA_NUM_PORTS, 1); } static int -lpfc_fdmi_hba_attr_fabric_wwnn(struct lpfc_vport *vport, - struct lpfc_fdmi_attr_def *ad) +lpfc_fdmi_hba_attr_fabric_wwnn(struct lpfc_vport *vport, void *attr) { - struct lpfc_fdmi_attr_entry *ae; - uint32_t size; - - ae = &ad->AttrValue; - memset(ae, 0, sizeof(*ae)); - - memcpy(&ae->un.AttrWWN, &vport->fabric_nodename, - sizeof(struct lpfc_name)); - size = FOURBYTES + sizeof(struct lpfc_name); - ad->AttrLen = cpu_to_be16(size); - ad->AttrType = cpu_to_be16(RHBA_FABRIC_WWNN); - return size; + return lpfc_fdmi_set_attr_wwn(attr, RHBA_FABRIC_WWNN, + &vport->fabric_nodename); } static int -lpfc_fdmi_hba_attr_bios_ver(struct lpfc_vport *vport, - struct lpfc_fdmi_attr_def *ad) +lpfc_fdmi_hba_attr_bios_ver(struct lpfc_vport *vport, void *attr) { struct lpfc_hba *phba = vport->phba; - struct lpfc_fdmi_attr_entry *ae; - uint32_t len, size; - ae = &ad->AttrValue; - memset(ae, 0, sizeof(*ae)); - - strlcat(ae->un.AttrString, phba->BIOSVersion, - sizeof(ae->un.AttrString)); - len = strnlen(ae->un.AttrString, - sizeof(ae->un.AttrString)); - len += (len & 3) ? (4 - (len & 3)) : 4; - size = FOURBYTES + len; - ad->AttrLen = cpu_to_be16(size); - ad->AttrType = cpu_to_be16(RHBA_BIOS_VERSION); - return size; + return lpfc_fdmi_set_attr_string(attr, RHBA_BIOS_VERSION, + phba->BIOSVersion); } static int -lpfc_fdmi_hba_attr_bios_state(struct lpfc_vport *vport, - struct lpfc_fdmi_attr_def *ad) +lpfc_fdmi_hba_attr_bios_state(struct lpfc_vport *vport, void *attr) { - struct lpfc_fdmi_attr_entry *ae; - uint32_t size; - - ae = &ad->AttrValue; - /* Driver doesn't have access to this information */ - ae->un.AttrInt = cpu_to_be32(0); - size = FOURBYTES + sizeof(uint32_t); - ad->AttrLen = cpu_to_be16(size); - ad->AttrType = cpu_to_be16(RHBA_BIOS_STATE); - return size; + return lpfc_fdmi_set_attr_u32(attr, RHBA_BIOS_STATE, 0); } static int -lpfc_fdmi_hba_attr_vendor_id(struct lpfc_vport *vport, - struct lpfc_fdmi_attr_def *ad) +lpfc_fdmi_hba_attr_vendor_id(struct lpfc_vport *vport, void *attr) { - struct lpfc_fdmi_attr_entry *ae; - uint32_t len, size; - - ae = &ad->AttrValue; - memset(ae, 0, sizeof(*ae)); - - strncpy(ae->un.AttrString, "EMULEX", - sizeof(ae->un.AttrString)); - len = strnlen(ae->un.AttrString, - sizeof(ae->un.AttrString)); - len += (len & 3) ? (4 - (len & 3)) : 4; - size = FOURBYTES + len; - ad->AttrLen = cpu_to_be16(size); - ad->AttrType = cpu_to_be16(RHBA_VENDOR_ID); - return size; + return lpfc_fdmi_set_attr_string(attr, RHBA_VENDOR_ID, "EMULEX"); } -/* Routines for all individual PORT attributes */ +/* + * Routines for all individual PORT attributes + */ + static int -lpfc_fdmi_port_attr_fc4type(struct lpfc_vport *vport, - struct lpfc_fdmi_attr_def *ad) +lpfc_fdmi_port_attr_fc4type(struct lpfc_vport *vport, void *attr) { struct lpfc_hba *phba = vport->phba; - struct lpfc_fdmi_attr_entry *ae; - uint32_t size; + u32 fc4types; - ae = &ad->AttrValue; - memset(ae, 0, sizeof(*ae)); - - ae->un.AttrTypes[2] = 0x01; /* Type 0x8 - FCP */ - ae->un.AttrTypes[7] = 0x01; /* Type 0x20 - CT */ + fc4types = (ATTR_FC4_CT | ATTR_FC4_FCP); /* Check to see if Firmware supports NVME and on physical port */ if ((phba->sli_rev == LPFC_SLI_REV4) && (vport == phba->pport) && phba->sli4_hba.pc_sli4_params.nvme) - ae->un.AttrTypes[6] = 0x01; /* Type 0x28 - NVME */ + fc4types |= ATTR_FC4_NVME; - size = FOURBYTES + 32; - ad->AttrLen = cpu_to_be16(size); - ad->AttrType = cpu_to_be16(RPRT_SUPPORTED_FC4_TYPES); - return size; + return lpfc_fdmi_set_attr_fc4types(attr, RPRT_SUPPORTED_FC4_TYPES, + fc4types); } static int -lpfc_fdmi_port_attr_support_speed(struct lpfc_vport *vport, - struct lpfc_fdmi_attr_def *ad) +lpfc_fdmi_port_attr_support_speed(struct lpfc_vport *vport, void *attr) { - struct lpfc_hba *phba = vport->phba; - struct lpfc_fdmi_attr_entry *ae; - uint32_t size; + struct lpfc_hba *phba = vport->phba; + u32 speeds = 0; u32 tcfg; u8 i, cnt; - ae = &ad->AttrValue; - - ae->un.AttrInt = 0; if (!(phba->hba_flag & HBA_FCOE_MODE)) { cnt = 0; if (phba->sli_rev == LPFC_SLI_REV4) { @@ -2929,539 +2804,314 @@ lpfc_fdmi_port_attr_support_speed(struct lpfc_vport *vport, if (cnt > 2) { /* 4 lane trunk group */ if (phba->lmt & LMT_64Gb) - ae->un.AttrInt |= HBA_PORTSPEED_256GFC; + speeds |= HBA_PORTSPEED_256GFC; if (phba->lmt & LMT_32Gb) - ae->un.AttrInt |= HBA_PORTSPEED_128GFC; + speeds |= HBA_PORTSPEED_128GFC; if (phba->lmt & LMT_16Gb) - ae->un.AttrInt |= HBA_PORTSPEED_64GFC; + speeds |= HBA_PORTSPEED_64GFC; } else if (cnt) { /* 2 lane trunk group */ if (phba->lmt & LMT_128Gb) - ae->un.AttrInt |= HBA_PORTSPEED_256GFC; + speeds |= HBA_PORTSPEED_256GFC; if (phba->lmt & LMT_64Gb) - ae->un.AttrInt |= HBA_PORTSPEED_128GFC; + speeds |= HBA_PORTSPEED_128GFC; if (phba->lmt & LMT_32Gb) - ae->un.AttrInt |= HBA_PORTSPEED_64GFC; + speeds |= HBA_PORTSPEED_64GFC; if (phba->lmt & LMT_16Gb) - ae->un.AttrInt |= HBA_PORTSPEED_32GFC; + speeds |= HBA_PORTSPEED_32GFC; } else { if (phba->lmt & LMT_256Gb) - ae->un.AttrInt |= HBA_PORTSPEED_256GFC; + speeds |= HBA_PORTSPEED_256GFC; if (phba->lmt & LMT_128Gb) - ae->un.AttrInt |= HBA_PORTSPEED_128GFC; + speeds |= HBA_PORTSPEED_128GFC; if (phba->lmt & LMT_64Gb) - ae->un.AttrInt |= HBA_PORTSPEED_64GFC; + speeds |= HBA_PORTSPEED_64GFC; if (phba->lmt & LMT_32Gb) - ae->un.AttrInt |= HBA_PORTSPEED_32GFC; + speeds |= HBA_PORTSPEED_32GFC; if (phba->lmt & LMT_16Gb) - ae->un.AttrInt |= HBA_PORTSPEED_16GFC; + speeds |= HBA_PORTSPEED_16GFC; if (phba->lmt & LMT_10Gb) - ae->un.AttrInt |= HBA_PORTSPEED_10GFC; + speeds |= HBA_PORTSPEED_10GFC; if (phba->lmt & LMT_8Gb) - ae->un.AttrInt |= HBA_PORTSPEED_8GFC; + speeds |= HBA_PORTSPEED_8GFC; if (phba->lmt & LMT_4Gb) - ae->un.AttrInt |= HBA_PORTSPEED_4GFC; + speeds |= HBA_PORTSPEED_4GFC; if (phba->lmt & LMT_2Gb) - ae->un.AttrInt |= HBA_PORTSPEED_2GFC; + speeds |= HBA_PORTSPEED_2GFC; if (phba->lmt & LMT_1Gb) - ae->un.AttrInt |= HBA_PORTSPEED_1GFC; + speeds |= HBA_PORTSPEED_1GFC; } } else { /* FCoE links support only one speed */ switch (phba->fc_linkspeed) { case LPFC_ASYNC_LINK_SPEED_10GBPS: - ae->un.AttrInt = HBA_PORTSPEED_10GE; + speeds = HBA_PORTSPEED_10GE; break; case LPFC_ASYNC_LINK_SPEED_25GBPS: - ae->un.AttrInt = HBA_PORTSPEED_25GE; + speeds = HBA_PORTSPEED_25GE; break; case LPFC_ASYNC_LINK_SPEED_40GBPS: - ae->un.AttrInt = HBA_PORTSPEED_40GE; + speeds = HBA_PORTSPEED_40GE; break; case LPFC_ASYNC_LINK_SPEED_100GBPS: - ae->un.AttrInt = HBA_PORTSPEED_100GE; + speeds = HBA_PORTSPEED_100GE; break; } } - ae->un.AttrInt = cpu_to_be32(ae->un.AttrInt); - size = FOURBYTES + sizeof(uint32_t); - ad->AttrLen = cpu_to_be16(size); - ad->AttrType = cpu_to_be16(RPRT_SUPPORTED_SPEED); - return size; + + return lpfc_fdmi_set_attr_u32(attr, RPRT_SUPPORTED_SPEED, speeds); } static int -lpfc_fdmi_port_attr_speed(struct lpfc_vport *vport, - struct lpfc_fdmi_attr_def *ad) +lpfc_fdmi_port_attr_speed(struct lpfc_vport *vport, void *attr) { struct lpfc_hba *phba = vport->phba; - struct lpfc_fdmi_attr_entry *ae; - uint32_t size; - - ae = &ad->AttrValue; + u32 speeds = 0; if (!(phba->hba_flag & HBA_FCOE_MODE)) { switch (phba->fc_linkspeed) { case LPFC_LINK_SPEED_1GHZ: - ae->un.AttrInt = HBA_PORTSPEED_1GFC; + speeds = HBA_PORTSPEED_1GFC; break; case LPFC_LINK_SPEED_2GHZ: - ae->un.AttrInt = HBA_PORTSPEED_2GFC; + speeds = HBA_PORTSPEED_2GFC; break; case LPFC_LINK_SPEED_4GHZ: - ae->un.AttrInt = HBA_PORTSPEED_4GFC; + speeds = HBA_PORTSPEED_4GFC; break; case LPFC_LINK_SPEED_8GHZ: - ae->un.AttrInt = HBA_PORTSPEED_8GFC; + speeds = HBA_PORTSPEED_8GFC; break; case LPFC_LINK_SPEED_10GHZ: - ae->un.AttrInt = HBA_PORTSPEED_10GFC; + speeds = HBA_PORTSPEED_10GFC; break; case LPFC_LINK_SPEED_16GHZ: - ae->un.AttrInt = HBA_PORTSPEED_16GFC; + speeds = HBA_PORTSPEED_16GFC; break; case LPFC_LINK_SPEED_32GHZ: - ae->un.AttrInt = HBA_PORTSPEED_32GFC; + speeds = HBA_PORTSPEED_32GFC; break; case LPFC_LINK_SPEED_64GHZ: - ae->un.AttrInt = HBA_PORTSPEED_64GFC; + speeds = HBA_PORTSPEED_64GFC; break; case LPFC_LINK_SPEED_128GHZ: - ae->un.AttrInt = HBA_PORTSPEED_128GFC; + speeds = HBA_PORTSPEED_128GFC; break; case LPFC_LINK_SPEED_256GHZ: - ae->un.AttrInt = HBA_PORTSPEED_256GFC; + speeds = HBA_PORTSPEED_256GFC; break; default: - ae->un.AttrInt = HBA_PORTSPEED_UNKNOWN; + speeds = HBA_PORTSPEED_UNKNOWN; break; } } else { switch (phba->fc_linkspeed) { case LPFC_ASYNC_LINK_SPEED_10GBPS: - ae->un.AttrInt = HBA_PORTSPEED_10GE; + speeds = HBA_PORTSPEED_10GE; break; case LPFC_ASYNC_LINK_SPEED_25GBPS: - ae->un.AttrInt = HBA_PORTSPEED_25GE; + speeds = HBA_PORTSPEED_25GE; break; case LPFC_ASYNC_LINK_SPEED_40GBPS: - ae->un.AttrInt = HBA_PORTSPEED_40GE; + speeds = HBA_PORTSPEED_40GE; break; case LPFC_ASYNC_LINK_SPEED_100GBPS: - ae->un.AttrInt = HBA_PORTSPEED_100GE; + speeds = HBA_PORTSPEED_100GE; break; default: - ae->un.AttrInt = HBA_PORTSPEED_UNKNOWN; + speeds = HBA_PORTSPEED_UNKNOWN; break; } } - ae->un.AttrInt = cpu_to_be32(ae->un.AttrInt); - size = FOURBYTES + sizeof(uint32_t); - ad->AttrLen = cpu_to_be16(size); - ad->AttrType = cpu_to_be16(RPRT_PORT_SPEED); - return size; + return lpfc_fdmi_set_attr_u32(attr, RPRT_PORT_SPEED, speeds); } static int -lpfc_fdmi_port_attr_max_frame(struct lpfc_vport *vport, - struct lpfc_fdmi_attr_def *ad) +lpfc_fdmi_port_attr_max_frame(struct lpfc_vport *vport, void *attr) { - struct serv_parm *hsp; - struct lpfc_fdmi_attr_entry *ae; - uint32_t size; + struct serv_parm *hsp = (struct serv_parm *)&vport->fc_sparam; - ae = &ad->AttrValue; - - hsp = (struct serv_parm *)&vport->fc_sparam; - ae->un.AttrInt = (((uint32_t) hsp->cmn.bbRcvSizeMsb & 0x0F) << 8) | - (uint32_t) hsp->cmn.bbRcvSizeLsb; - ae->un.AttrInt = cpu_to_be32(ae->un.AttrInt); - size = FOURBYTES + sizeof(uint32_t); - ad->AttrLen = cpu_to_be16(size); - ad->AttrType = cpu_to_be16(RPRT_MAX_FRAME_SIZE); - return size; + return lpfc_fdmi_set_attr_u32(attr, RPRT_MAX_FRAME_SIZE, + (((uint32_t)hsp->cmn.bbRcvSizeMsb & 0x0F) << 8) | + (uint32_t)hsp->cmn.bbRcvSizeLsb); } static int -lpfc_fdmi_port_attr_os_devname(struct lpfc_vport *vport, - struct lpfc_fdmi_attr_def *ad) +lpfc_fdmi_port_attr_os_devname(struct lpfc_vport *vport, void *attr) { struct Scsi_Host *shost = lpfc_shost_from_vport(vport); - struct lpfc_fdmi_attr_entry *ae; - uint32_t len, size; + char buf[64] = { 0 }; - ae = &ad->AttrValue; - memset(ae, 0, sizeof(*ae)); + snprintf(buf, sizeof(buf), "/sys/class/scsi_host/host%d", + shost->host_no); - snprintf(ae->un.AttrString, sizeof(ae->un.AttrString), - "/sys/class/scsi_host/host%d", shost->host_no); - len = strnlen((char *)ae->un.AttrString, - sizeof(ae->un.AttrString)); - len += (len & 3) ? (4 - (len & 3)) : 4; - size = FOURBYTES + len; - ad->AttrLen = cpu_to_be16(size); - ad->AttrType = cpu_to_be16(RPRT_OS_DEVICE_NAME); - return size; + return lpfc_fdmi_set_attr_string(attr, RPRT_OS_DEVICE_NAME, buf); } static int -lpfc_fdmi_port_attr_host_name(struct lpfc_vport *vport, - struct lpfc_fdmi_attr_def *ad) +lpfc_fdmi_port_attr_host_name(struct lpfc_vport *vport, void *attr) { - struct lpfc_fdmi_attr_entry *ae; - uint32_t len, size; + char buf[64] = { 0 }; - ae = &ad->AttrValue; - memset(ae, 0, sizeof(*ae)); + scnprintf(buf, sizeof(buf), "%s", vport->phba->os_host_name); - scnprintf(ae->un.AttrString, sizeof(ae->un.AttrString), "%s", - vport->phba->os_host_name); - - len = strnlen(ae->un.AttrString, sizeof(ae->un.AttrString)); - len += (len & 3) ? (4 - (len & 3)) : 4; - size = FOURBYTES + len; - ad->AttrLen = cpu_to_be16(size); - ad->AttrType = cpu_to_be16(RPRT_HOST_NAME); - return size; + return lpfc_fdmi_set_attr_string(attr, RPRT_HOST_NAME, buf); } static int -lpfc_fdmi_port_attr_wwnn(struct lpfc_vport *vport, - struct lpfc_fdmi_attr_def *ad) +lpfc_fdmi_port_attr_wwnn(struct lpfc_vport *vport, void *attr) { - struct lpfc_fdmi_attr_entry *ae; - uint32_t size; - - ae = &ad->AttrValue; - memset(ae, 0, sizeof(*ae)); - - memcpy(&ae->un.AttrWWN, &vport->fc_sparam.nodeName, - sizeof(struct lpfc_name)); - size = FOURBYTES + sizeof(struct lpfc_name); - ad->AttrLen = cpu_to_be16(size); - ad->AttrType = cpu_to_be16(RPRT_NODENAME); - return size; + return lpfc_fdmi_set_attr_wwn(attr, RPRT_NODENAME, + &vport->fc_sparam.nodeName); } static int -lpfc_fdmi_port_attr_wwpn(struct lpfc_vport *vport, - struct lpfc_fdmi_attr_def *ad) +lpfc_fdmi_port_attr_wwpn(struct lpfc_vport *vport, void *attr) { - struct lpfc_fdmi_attr_entry *ae; - uint32_t size; - - ae = &ad->AttrValue; - memset(ae, 0, sizeof(*ae)); - - memcpy(&ae->un.AttrWWN, &vport->fc_sparam.portName, - sizeof(struct lpfc_name)); - size = FOURBYTES + sizeof(struct lpfc_name); - ad->AttrLen = cpu_to_be16(size); - ad->AttrType = cpu_to_be16(RPRT_PORTNAME); - return size; + return lpfc_fdmi_set_attr_wwn(attr, RPRT_PORTNAME, + &vport->fc_sparam.portName); } static int -lpfc_fdmi_port_attr_symbolic_name(struct lpfc_vport *vport, - struct lpfc_fdmi_attr_def *ad) +lpfc_fdmi_port_attr_symbolic_name(struct lpfc_vport *vport, void *attr) { - struct lpfc_fdmi_attr_entry *ae; - uint32_t len, size; + char buf[256] = { 0 }; - ae = &ad->AttrValue; - memset(ae, 0, sizeof(*ae)); + lpfc_vport_symbolic_port_name(vport, buf, sizeof(buf)); - len = lpfc_vport_symbolic_port_name(vport, ae->un.AttrString, 256); - len += (len & 3) ? (4 - (len & 3)) : 4; - size = FOURBYTES + len; - ad->AttrLen = cpu_to_be16(size); - ad->AttrType = cpu_to_be16(RPRT_SYM_PORTNAME); - return size; + return lpfc_fdmi_set_attr_string(attr, RPRT_SYM_PORTNAME, buf); } static int -lpfc_fdmi_port_attr_port_type(struct lpfc_vport *vport, - struct lpfc_fdmi_attr_def *ad) +lpfc_fdmi_port_attr_port_type(struct lpfc_vport *vport, void *attr) { struct lpfc_hba *phba = vport->phba; - struct lpfc_fdmi_attr_entry *ae; - uint32_t size; - ae = &ad->AttrValue; - if (phba->fc_topology == LPFC_TOPOLOGY_LOOP) - ae->un.AttrInt = cpu_to_be32(LPFC_FDMI_PORTTYPE_NLPORT); - else - ae->un.AttrInt = cpu_to_be32(LPFC_FDMI_PORTTYPE_NPORT); - size = FOURBYTES + sizeof(uint32_t); - ad->AttrLen = cpu_to_be16(size); - ad->AttrType = cpu_to_be16(RPRT_PORT_TYPE); - return size; + return lpfc_fdmi_set_attr_u32(attr, RPRT_PORT_TYPE, + (phba->fc_topology == LPFC_TOPOLOGY_LOOP) ? + LPFC_FDMI_PORTTYPE_NLPORT : + LPFC_FDMI_PORTTYPE_NPORT); } static int -lpfc_fdmi_port_attr_class(struct lpfc_vport *vport, - struct lpfc_fdmi_attr_def *ad) +lpfc_fdmi_port_attr_class(struct lpfc_vport *vport, void *attr) { - struct lpfc_fdmi_attr_entry *ae; - uint32_t size; - - ae = &ad->AttrValue; - ae->un.AttrInt = cpu_to_be32(FC_COS_CLASS2 | FC_COS_CLASS3); - size = FOURBYTES + sizeof(uint32_t); - ad->AttrLen = cpu_to_be16(size); - ad->AttrType = cpu_to_be16(RPRT_SUPPORTED_CLASS); - return size; + return lpfc_fdmi_set_attr_u32(attr, RPRT_SUPPORTED_CLASS, + FC_COS_CLASS2 | FC_COS_CLASS3); } static int -lpfc_fdmi_port_attr_fabric_wwpn(struct lpfc_vport *vport, - struct lpfc_fdmi_attr_def *ad) +lpfc_fdmi_port_attr_fabric_wwpn(struct lpfc_vport *vport, void *attr) { - struct lpfc_fdmi_attr_entry *ae; - uint32_t size; - - ae = &ad->AttrValue; - memset(ae, 0, sizeof(*ae)); - - memcpy(&ae->un.AttrWWN, &vport->fabric_portname, - sizeof(struct lpfc_name)); - size = FOURBYTES + sizeof(struct lpfc_name); - ad->AttrLen = cpu_to_be16(size); - ad->AttrType = cpu_to_be16(RPRT_FABRICNAME); - return size; + return lpfc_fdmi_set_attr_wwn(attr, RPRT_FABRICNAME, + &vport->fabric_portname); } static int -lpfc_fdmi_port_attr_active_fc4type(struct lpfc_vport *vport, - struct lpfc_fdmi_attr_def *ad) +lpfc_fdmi_port_attr_active_fc4type(struct lpfc_vport *vport, void *attr) { struct lpfc_hba *phba = vport->phba; - struct lpfc_fdmi_attr_entry *ae; - uint32_t size; + u32 fc4types; - ae = &ad->AttrValue; - memset(ae, 0, sizeof(*ae)); - - ae->un.AttrTypes[2] = 0x01; /* Type 0x8 - FCP */ - ae->un.AttrTypes[7] = 0x01; /* Type 0x20 - CT */ + fc4types = (ATTR_FC4_CT | ATTR_FC4_FCP); /* Check to see if NVME is configured or not */ if (vport == phba->pport && phba->cfg_enable_fc4_type & LPFC_ENABLE_NVME) - ae->un.AttrTypes[6] = 0x1; /* Type 0x28 - NVME */ + fc4types |= ATTR_FC4_NVME; - size = FOURBYTES + 32; - ad->AttrLen = cpu_to_be16(size); - ad->AttrType = cpu_to_be16(RPRT_ACTIVE_FC4_TYPES); - return size; + return lpfc_fdmi_set_attr_fc4types(attr, RPRT_ACTIVE_FC4_TYPES, + fc4types); } static int -lpfc_fdmi_port_attr_port_state(struct lpfc_vport *vport, - struct lpfc_fdmi_attr_def *ad) +lpfc_fdmi_port_attr_port_state(struct lpfc_vport *vport, void *attr) { - struct lpfc_fdmi_attr_entry *ae; - uint32_t size; - - ae = &ad->AttrValue; - /* Link Up - operational */ - ae->un.AttrInt = cpu_to_be32(LPFC_FDMI_PORTSTATE_ONLINE); - size = FOURBYTES + sizeof(uint32_t); - ad->AttrLen = cpu_to_be16(size); - ad->AttrType = cpu_to_be16(RPRT_PORT_STATE); - return size; + return lpfc_fdmi_set_attr_u32(attr, RPRT_PORT_STATE, + LPFC_FDMI_PORTSTATE_ONLINE); } static int -lpfc_fdmi_port_attr_num_disc(struct lpfc_vport *vport, - struct lpfc_fdmi_attr_def *ad) +lpfc_fdmi_port_attr_num_disc(struct lpfc_vport *vport, void *attr) { - struct lpfc_fdmi_attr_entry *ae; - uint32_t size; - - ae = &ad->AttrValue; vport->fdmi_num_disc = lpfc_find_map_node(vport); - ae->un.AttrInt = cpu_to_be32(vport->fdmi_num_disc); - size = FOURBYTES + sizeof(uint32_t); - ad->AttrLen = cpu_to_be16(size); - ad->AttrType = cpu_to_be16(RPRT_DISC_PORT); - return size; + + return lpfc_fdmi_set_attr_u32(attr, RPRT_DISC_PORT, + vport->fdmi_num_disc); } static int -lpfc_fdmi_port_attr_nportid(struct lpfc_vport *vport, - struct lpfc_fdmi_attr_def *ad) +lpfc_fdmi_port_attr_nportid(struct lpfc_vport *vport, void *attr) { - struct lpfc_fdmi_attr_entry *ae; - uint32_t size; - - ae = &ad->AttrValue; - ae->un.AttrInt = cpu_to_be32(vport->fc_myDID); - size = FOURBYTES + sizeof(uint32_t); - ad->AttrLen = cpu_to_be16(size); - ad->AttrType = cpu_to_be16(RPRT_PORT_ID); - return size; + return lpfc_fdmi_set_attr_u32(attr, RPRT_PORT_ID, vport->fc_myDID); } static int -lpfc_fdmi_smart_attr_service(struct lpfc_vport *vport, - struct lpfc_fdmi_attr_def *ad) +lpfc_fdmi_smart_attr_service(struct lpfc_vport *vport, void *attr) { - struct lpfc_fdmi_attr_entry *ae; - uint32_t len, size; - - ae = &ad->AttrValue; - memset(ae, 0, sizeof(*ae)); - - strncpy(ae->un.AttrString, "Smart SAN Initiator", - sizeof(ae->un.AttrString)); - len = strnlen(ae->un.AttrString, - sizeof(ae->un.AttrString)); - len += (len & 3) ? (4 - (len & 3)) : 4; - size = FOURBYTES + len; - ad->AttrLen = cpu_to_be16(size); - ad->AttrType = cpu_to_be16(RPRT_SMART_SERVICE); - return size; + return lpfc_fdmi_set_attr_string(attr, RPRT_SMART_SERVICE, + "Smart SAN Initiator"); } static int -lpfc_fdmi_smart_attr_guid(struct lpfc_vport *vport, - struct lpfc_fdmi_attr_def *ad) +lpfc_fdmi_smart_attr_guid(struct lpfc_vport *vport, void *attr) { - struct lpfc_fdmi_attr_entry *ae; - uint32_t size; - - ae = &ad->AttrValue; - memset(ae, 0, sizeof(*ae)); - - memcpy(&ae->un.AttrString, &vport->fc_sparam.nodeName, - sizeof(struct lpfc_name)); - memcpy((((uint8_t *)&ae->un.AttrString) + - sizeof(struct lpfc_name)), - &vport->fc_sparam.portName, sizeof(struct lpfc_name)); - size = FOURBYTES + (2 * sizeof(struct lpfc_name)); - ad->AttrLen = cpu_to_be16(size); - ad->AttrType = cpu_to_be16(RPRT_SMART_GUID); - return size; + return lpfc_fdmi_set_attr_fullwwn(attr, RPRT_SMART_GUID, + &vport->fc_sparam.nodeName, + &vport->fc_sparam.portName); } static int -lpfc_fdmi_smart_attr_version(struct lpfc_vport *vport, - struct lpfc_fdmi_attr_def *ad) +lpfc_fdmi_smart_attr_version(struct lpfc_vport *vport, void *attr) { - struct lpfc_fdmi_attr_entry *ae; - uint32_t len, size; - - ae = &ad->AttrValue; - memset(ae, 0, sizeof(*ae)); - - strncpy(ae->un.AttrString, "Smart SAN Version 2.0", - sizeof(ae->un.AttrString)); - len = strnlen(ae->un.AttrString, - sizeof(ae->un.AttrString)); - len += (len & 3) ? (4 - (len & 3)) : 4; - size = FOURBYTES + len; - ad->AttrLen = cpu_to_be16(size); - ad->AttrType = cpu_to_be16(RPRT_SMART_VERSION); - return size; + return lpfc_fdmi_set_attr_string(attr, RPRT_SMART_VERSION, + "Smart SAN Version 2.0"); } static int -lpfc_fdmi_smart_attr_model(struct lpfc_vport *vport, - struct lpfc_fdmi_attr_def *ad) +lpfc_fdmi_smart_attr_model(struct lpfc_vport *vport, void *attr) { struct lpfc_hba *phba = vport->phba; - struct lpfc_fdmi_attr_entry *ae; - uint32_t len, size; - ae = &ad->AttrValue; - memset(ae, 0, sizeof(*ae)); - - strncpy(ae->un.AttrString, phba->ModelName, - sizeof(ae->un.AttrString)); - len = strnlen(ae->un.AttrString, sizeof(ae->un.AttrString)); - len += (len & 3) ? (4 - (len & 3)) : 4; - size = FOURBYTES + len; - ad->AttrLen = cpu_to_be16(size); - ad->AttrType = cpu_to_be16(RPRT_SMART_MODEL); - return size; + return lpfc_fdmi_set_attr_string(attr, RPRT_SMART_MODEL, + phba->ModelName); } static int -lpfc_fdmi_smart_attr_port_info(struct lpfc_vport *vport, - struct lpfc_fdmi_attr_def *ad) +lpfc_fdmi_smart_attr_port_info(struct lpfc_vport *vport, void *attr) { - struct lpfc_fdmi_attr_entry *ae; - uint32_t size; - - ae = &ad->AttrValue; - /* SRIOV (type 3) is not supported */ - if (vport->vpi) - ae->un.AttrInt = cpu_to_be32(2); /* NPIV */ - else - ae->un.AttrInt = cpu_to_be32(1); /* Physical */ - size = FOURBYTES + sizeof(uint32_t); - ad->AttrLen = cpu_to_be16(size); - ad->AttrType = cpu_to_be16(RPRT_SMART_PORT_INFO); - return size; + + return lpfc_fdmi_set_attr_u32(attr, RPRT_SMART_PORT_INFO, + (vport->vpi) ? 2 /* NPIV */ : 1 /* Physical */); } static int -lpfc_fdmi_smart_attr_qos(struct lpfc_vport *vport, - struct lpfc_fdmi_attr_def *ad) +lpfc_fdmi_smart_attr_qos(struct lpfc_vport *vport, void *attr) { - struct lpfc_fdmi_attr_entry *ae; - uint32_t size; - - ae = &ad->AttrValue; - ae->un.AttrInt = cpu_to_be32(0); - size = FOURBYTES + sizeof(uint32_t); - ad->AttrLen = cpu_to_be16(size); - ad->AttrType = cpu_to_be16(RPRT_SMART_QOS); - return size; + return lpfc_fdmi_set_attr_u32(attr, RPRT_SMART_QOS, 0); } static int -lpfc_fdmi_smart_attr_security(struct lpfc_vport *vport, - struct lpfc_fdmi_attr_def *ad) +lpfc_fdmi_smart_attr_security(struct lpfc_vport *vport, void *attr) { - struct lpfc_fdmi_attr_entry *ae; - uint32_t size; - - ae = &ad->AttrValue; - ae->un.AttrInt = cpu_to_be32(1); - size = FOURBYTES + sizeof(uint32_t); - ad->AttrLen = cpu_to_be16(size); - ad->AttrType = cpu_to_be16(RPRT_SMART_SECURITY); - return size; + return lpfc_fdmi_set_attr_u32(attr, RPRT_SMART_SECURITY, 1); } static int -lpfc_fdmi_vendor_attr_mi(struct lpfc_vport *vport, - struct lpfc_fdmi_attr_def *ad) +lpfc_fdmi_vendor_attr_mi(struct lpfc_vport *vport, void *attr) { struct lpfc_hba *phba = vport->phba; - struct lpfc_fdmi_attr_entry *ae; - uint32_t len, size; - char mibrevision[16]; + char buf[32] = { 0 }; - ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; - memset(ae, 0, 256); - sprintf(mibrevision, "ELXE2EM:%04d", - phba->sli4_hba.pc_sli4_params.mi_ver); - strncpy(ae->un.AttrString, &mibrevision[0], sizeof(ae->un.AttrString)); - len = strnlen(ae->un.AttrString, sizeof(ae->un.AttrString)); - len += (len & 3) ? (4 - (len & 3)) : 4; - size = FOURBYTES + len; - ad->AttrLen = cpu_to_be16(size); - ad->AttrType = cpu_to_be16(RPRT_VENDOR_MI); - return size; + sprintf(buf, "ELXE2EM:%04d", phba->sli4_hba.pc_sli4_params.mi_ver); + + return lpfc_fdmi_set_attr_string(attr, RPRT_VENDOR_MI, buf); } /* RHBA attribute jump table */ int (*lpfc_fdmi_hba_action[]) - (struct lpfc_vport *vport, struct lpfc_fdmi_attr_def *ad) = { + (struct lpfc_vport *vport, void *attrbuf) = { /* Action routine Mask bit Attribute type */ lpfc_fdmi_hba_attr_wwnn, /* bit0 RHBA_NODENAME */ lpfc_fdmi_hba_attr_manufacturer, /* bit1 RHBA_MANUFACTURER */ @@ -3485,7 +3135,7 @@ int (*lpfc_fdmi_hba_action[]) /* RPA / RPRT attribute jump table */ int (*lpfc_fdmi_port_action[]) - (struct lpfc_vport *vport, struct lpfc_fdmi_attr_def *ad) = { + (struct lpfc_vport *vport, void *attrbuf) = { /* Action routine Mask bit Attribute type */ lpfc_fdmi_port_attr_fc4type, /* bit0 RPRT_SUPPORT_FC4_TYPES */ lpfc_fdmi_port_attr_support_speed, /* bit1 RPRT_SUPPORTED_SPEED */ @@ -3527,20 +3177,20 @@ lpfc_fdmi_cmd(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, int cmdcode, uint32_t new_mask) { struct lpfc_hba *phba = vport->phba; - struct lpfc_dmabuf *mp, *bmp; + struct lpfc_dmabuf *rq, *rsp; struct lpfc_sli_ct_request *CtReq; - struct ulp_bde64 *bpl; + struct ulp_bde64_le *bde; uint32_t bit_pos; - uint32_t size; + uint32_t size, addsz; uint32_t rsp_size; uint32_t mask; struct lpfc_fdmi_reg_hba *rh; struct lpfc_fdmi_port_entry *pe; - struct lpfc_fdmi_reg_portattr *pab = NULL; + struct lpfc_fdmi_reg_portattr *pab = NULL, *base = NULL; struct lpfc_fdmi_attr_block *ab = NULL; - int (*func)(struct lpfc_vport *vport, struct lpfc_fdmi_attr_def *ad); - void (*cmpl)(struct lpfc_hba *, struct lpfc_iocbq *, - struct lpfc_iocbq *); + int (*func)(struct lpfc_vport *vport, void *attrbuf); + void (*cmpl)(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, + struct lpfc_iocbq *rspiocb); if (!ndlp) return 0; @@ -3549,25 +3199,29 @@ lpfc_fdmi_cmd(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, /* fill in BDEs for command */ /* Allocate buffer for command payload */ - mp = kmalloc(sizeof(struct lpfc_dmabuf), GFP_KERNEL); - if (!mp) + rq = kmalloc(sizeof(*rq), GFP_KERNEL); + if (!rq) goto fdmi_cmd_exit; - mp->virt = lpfc_mbuf_alloc(phba, 0, &(mp->phys)); - if (!mp->virt) - goto fdmi_cmd_free_mp; + rq->virt = lpfc_mbuf_alloc(phba, 0, &rq->phys); + if (!rq->virt) + goto fdmi_cmd_free_rq; /* Allocate buffer for Buffer ptr list */ - bmp = kmalloc(sizeof(struct lpfc_dmabuf), GFP_KERNEL); - if (!bmp) - goto fdmi_cmd_free_mpvirt; + rsp = kmalloc(sizeof(*rsp), GFP_KERNEL); + if (!rsp) + goto fdmi_cmd_free_rqvirt; - bmp->virt = lpfc_mbuf_alloc(phba, 0, &(bmp->phys)); - if (!bmp->virt) - goto fdmi_cmd_free_bmp; + rsp->virt = lpfc_mbuf_alloc(phba, 0, &rsp->phys); + if (!rsp->virt) + goto fdmi_cmd_free_rsp; - INIT_LIST_HEAD(&mp->list); - INIT_LIST_HEAD(&bmp->list); + INIT_LIST_HEAD(&rq->list); + INIT_LIST_HEAD(&rsp->list); + + /* mbuf buffers are 1K in length - aka LPFC_BPL_SIZE */ + memset(rq->virt, 0, LPFC_BPL_SIZE); + rsp_size = LPFC_BPL_SIZE; /* FDMI request */ lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, @@ -3575,10 +3229,9 @@ lpfc_fdmi_cmd(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, cmdcode, new_mask, vport->fdmi_port_mask, vport->fc_flag, vport->port_state); - CtReq = (struct lpfc_sli_ct_request *)mp->virt; + CtReq = (struct lpfc_sli_ct_request *)rq->virt; /* First populate the CT_IU preamble */ - memset(CtReq, 0, sizeof(struct lpfc_sli_ct_request)); CtReq->RevisionId.bits.Revision = SLI_CT_REVISION; CtReq->RevisionId.bits.InId = 0; @@ -3586,17 +3239,18 @@ lpfc_fdmi_cmd(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, CtReq->FsSubType = SLI_CT_FDMI_Subtypes; CtReq->CommandResponse.bits.CmdRsp = cpu_to_be16(cmdcode); - rsp_size = LPFC_BPL_SIZE; + size = 0; /* Next fill in the specific FDMI cmd information */ switch (cmdcode) { case SLI_MGMT_RHAT: case SLI_MGMT_RHBA: - rh = (struct lpfc_fdmi_reg_hba *)&CtReq->un.PortID; + rh = (struct lpfc_fdmi_reg_hba *)&CtReq->un; /* HBA Identifier */ memcpy(&rh->hi.PortName, &phba->pport->fc_sparam.portName, sizeof(struct lpfc_name)); + size += sizeof(struct lpfc_fdmi_hba_ident); if (cmdcode == SLI_MGMT_RHBA) { /* Registered Port List */ @@ -3605,16 +3259,13 @@ lpfc_fdmi_cmd(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, memcpy(&rh->rpl.pe.PortName, &phba->pport->fc_sparam.portName, sizeof(struct lpfc_name)); - - /* point to the HBA attribute block */ - size = 2 * sizeof(struct lpfc_name) + - FOURBYTES; - } else { - size = sizeof(struct lpfc_name); + size += sizeof(struct lpfc_fdmi_reg_port_list); } + ab = (struct lpfc_fdmi_attr_block *)((uint8_t *)rh + size); ab->EntryCnt = 0; - size += FOURBYTES; + size += FOURBYTES; /* add length of EntryCnt field */ + bit_pos = 0; if (new_mask) mask = new_mask; @@ -3625,11 +3276,13 @@ lpfc_fdmi_cmd(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, while (mask) { if (mask & 0x1) { func = lpfc_fdmi_hba_action[bit_pos]; - size += func(vport, - (struct lpfc_fdmi_attr_def *) - ((uint8_t *)rh + size)); - ab->EntryCnt++; - if ((size + 256) > + addsz = func(vport, ((uint8_t *)rh + size)); + if (addsz) { + ab->EntryCnt++; + size += addsz; + } + /* check if another attribute fits */ + if ((size + FDMI_MAX_ATTRLEN) > (LPFC_BPL_SIZE - LPFC_CT_PREAMBLE)) goto hba_out; } @@ -3639,7 +3292,7 @@ lpfc_fdmi_cmd(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, hba_out: ab->EntryCnt = cpu_to_be32(ab->EntryCnt); /* Total size */ - size = GID_REQUEST_SZ - 4 + size; + size += GID_REQUEST_SZ - 4; break; case SLI_MGMT_RPRT: @@ -3650,22 +3303,29 @@ hba_out: } fallthrough; case SLI_MGMT_RPA: - pab = (struct lpfc_fdmi_reg_portattr *)&CtReq->un.PortID; + /* Store base ptr right after preamble */ + base = (struct lpfc_fdmi_reg_portattr *)&CtReq->un; + if (cmdcode == SLI_MGMT_RPRT) { - rh = (struct lpfc_fdmi_reg_hba *)pab; + rh = (struct lpfc_fdmi_reg_hba *)base; /* HBA Identifier */ memcpy(&rh->hi.PortName, &phba->pport->fc_sparam.portName, sizeof(struct lpfc_name)); pab = (struct lpfc_fdmi_reg_portattr *) - ((uint8_t *)pab + sizeof(struct lpfc_name)); + ((uint8_t *)base + sizeof(struct lpfc_name)); + size += sizeof(struct lpfc_name); + } else { + pab = base; } memcpy((uint8_t *)&pab->PortName, (uint8_t *)&vport->fc_sparam.portName, sizeof(struct lpfc_name)); - size += sizeof(struct lpfc_name) + FOURBYTES; pab->ab.EntryCnt = 0; + /* add length of name and EntryCnt field */ + size += sizeof(struct lpfc_name) + FOURBYTES; + bit_pos = 0; if (new_mask) mask = new_mask; @@ -3676,11 +3336,13 @@ hba_out: while (mask) { if (mask & 0x1) { func = lpfc_fdmi_port_action[bit_pos]; - size += func(vport, - (struct lpfc_fdmi_attr_def *) - ((uint8_t *)pab + size)); - pab->ab.EntryCnt++; - if ((size + 256) > + addsz = func(vport, ((uint8_t *)base + size)); + if (addsz) { + pab->ab.EntryCnt++; + size += addsz; + } + /* check if another attribute fits */ + if ((size + FDMI_MAX_ATTRLEN) > (LPFC_BPL_SIZE - LPFC_CT_PREAMBLE)) goto port_out; } @@ -3689,10 +3351,7 @@ hba_out: } port_out: pab->ab.EntryCnt = cpu_to_be32(pab->ab.EntryCnt); - /* Total size */ - if (cmdcode == SLI_MGMT_RPRT) - size += sizeof(struct lpfc_name); - size = GID_REQUEST_SZ - 4 + size; + size += GID_REQUEST_SZ - 4; break; case SLI_MGMT_GHAT: @@ -3701,7 +3360,7 @@ port_out: fallthrough; case SLI_MGMT_DHBA: case SLI_MGMT_DHAT: - pe = (struct lpfc_fdmi_port_entry *)&CtReq->un.PortID; + pe = (struct lpfc_fdmi_port_entry *)&CtReq->un; memcpy((uint8_t *)&pe->PortName, (uint8_t *)&vport->fc_sparam.portName, sizeof(struct lpfc_name)); @@ -3720,7 +3379,7 @@ port_out: } fallthrough; case SLI_MGMT_DPA: - pe = (struct lpfc_fdmi_port_entry *)&CtReq->un.PortID; + pe = (struct lpfc_fdmi_port_entry *)&CtReq->un; memcpy((uint8_t *)&pe->PortName, (uint8_t *)&vport->fc_sparam.portName, sizeof(struct lpfc_name)); @@ -3733,31 +3392,32 @@ port_out: lpfc_printf_vlog(vport, KERN_WARNING, LOG_DISCOVERY, "0298 FDMI cmdcode x%x not supported\n", cmdcode); - goto fdmi_cmd_free_bmpvirt; + goto fdmi_cmd_free_rspvirt; } CtReq->CommandResponse.bits.Size = cpu_to_be16(rsp_size); - bpl = (struct ulp_bde64 *)bmp->virt; - bpl->addrHigh = le32_to_cpu(putPaddrHigh(mp->phys)); - bpl->addrLow = le32_to_cpu(putPaddrLow(mp->phys)); - bpl->tus.f.bdeFlags = 0; - bpl->tus.f.bdeSize = size; + bde = (struct ulp_bde64_le *)rsp->virt; + bde->addr_high = cpu_to_le32(putPaddrHigh(rq->phys)); + bde->addr_low = cpu_to_le32(putPaddrLow(rq->phys)); + bde->type_size = cpu_to_le32(ULP_BDE64_TYPE_BDE_64 << + ULP_BDE64_TYPE_SHIFT); + bde->type_size |= cpu_to_le32(size); /* * The lpfc_ct_cmd/lpfc_get_req shall increment ndlp reference count * to hold ndlp reference for the corresponding callback function. */ - if (!lpfc_ct_cmd(vport, mp, bmp, ndlp, cmpl, rsp_size, 0)) + if (!lpfc_ct_cmd(vport, rq, rsp, ndlp, cmpl, rsp_size, 0)) return 0; -fdmi_cmd_free_bmpvirt: - lpfc_mbuf_free(phba, bmp->virt, bmp->phys); -fdmi_cmd_free_bmp: - kfree(bmp); -fdmi_cmd_free_mpvirt: - lpfc_mbuf_free(phba, mp->virt, mp->phys); -fdmi_cmd_free_mp: - kfree(mp); +fdmi_cmd_free_rspvirt: + lpfc_mbuf_free(phba, rsp->virt, rsp->phys); +fdmi_cmd_free_rsp: + kfree(rsp); +fdmi_cmd_free_rqvirt: + lpfc_mbuf_free(phba, rq->virt, rq->phys); +fdmi_cmd_free_rq: + kfree(rq); fdmi_cmd_exit: /* Issue FDMI request failed */ lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, @@ -3912,6 +3572,7 @@ lpfc_cmpl_ct_cmd_vmid(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, struct lpfc_sli_ct_request *ctrsp = outp->virt; u16 rsp = ctrsp->CommandResponse.bits.CmdRsp; struct app_id_object *app; + struct lpfc_nodelist *ndlp = cmdiocb->ndlp; u32 cmd, hash, bucket; struct lpfc_vmid *vmp, *cur; u8 *data = outp->virt; @@ -3923,7 +3584,7 @@ lpfc_cmpl_ct_cmd_vmid(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, if (lpfc_els_chk_latt(vport) || get_job_ulpstatus(phba, rspiocb)) { if (cmd != SLI_CTAS_DALLAPP_ID) - return; + goto free_res; } /* Check for a CT LS_RJT response */ if (rsp == be16_to_cpu(SLI_CT_RESPONSE_FS_RJT)) { @@ -3938,7 +3599,7 @@ lpfc_cmpl_ct_cmd_vmid(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, /* If DALLAPP_ID failed retry later */ if (cmd == SLI_CTAS_DALLAPP_ID) vport->load_flag |= FC_DEREGISTER_ALL_APP_ID; - return; + goto free_res; } } @@ -3952,7 +3613,7 @@ lpfc_cmpl_ct_cmd_vmid(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, app->obj.entity_id_len); if (app->obj.entity_id_len == 0 || app->port_id == 0) - return; + goto free_res; hash = lpfc_vmid_hash_fn(app->obj.entity_id, app->obj.entity_id_len); @@ -3999,6 +3660,9 @@ lpfc_cmpl_ct_cmd_vmid(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, lpfc_printf_vlog(vport, KERN_DEBUG, LOG_DISCOVERY, "8857 Invalid command code\n"); } +free_res: + lpfc_ct_free_iocb(phba, cmdiocb); + lpfc_nlp_put(ndlp); } /** diff --git a/drivers/scsi/lpfc/lpfc_debugfs.c b/drivers/scsi/lpfc/lpfc_debugfs.c index 5037ea09a810..f5252e45a48a 100644 --- a/drivers/scsi/lpfc/lpfc_debugfs.c +++ b/drivers/scsi/lpfc/lpfc_debugfs.c @@ -5156,7 +5156,7 @@ error_out: static int lpfc_idiag_extacc_avail_get(struct lpfc_hba *phba, char *pbuffer, int len) { - uint16_t ext_cnt, ext_size; + uint16_t ext_cnt = 0, ext_size = 0; len += scnprintf(pbuffer+len, LPFC_EXT_ACC_BUF_SIZE-len, "\nAvailable Extents Information:\n"); @@ -5531,7 +5531,7 @@ lpfc_rx_monitor_open(struct inode *inode, struct file *file) if (!debug) goto out; - debug->buffer = vmalloc(MAX_DEBUGFS_RX_TABLE_SIZE); + debug->buffer = vmalloc(MAX_DEBUGFS_RX_INFO_SIZE); if (!debug->buffer) { kfree(debug); goto out; @@ -5552,57 +5552,18 @@ lpfc_rx_monitor_read(struct file *file, char __user *buf, size_t nbytes, struct lpfc_rx_monitor_debug *debug = file->private_data; struct lpfc_hba *phba = (struct lpfc_hba *)debug->i_private; char *buffer = debug->buffer; - struct rxtable_entry *entry; - int i, len = 0, head, tail, last, start; - head = atomic_read(&phba->rxtable_idx_head); - while (head == LPFC_RXMONITOR_TABLE_IN_USE) { - /* Table is getting updated */ - msleep(20); - head = atomic_read(&phba->rxtable_idx_head); + if (!phba->rx_monitor) { + scnprintf(buffer, MAX_DEBUGFS_RX_INFO_SIZE, + "Rx Monitor Info is empty.\n"); + } else { + lpfc_rx_monitor_report(phba, phba->rx_monitor, buffer, + MAX_DEBUGFS_RX_INFO_SIZE, + LPFC_MAX_RXMONITOR_ENTRY); } - tail = atomic_xchg(&phba->rxtable_idx_tail, head); - if (!phba->rxtable || head == tail) { - len += scnprintf(buffer + len, MAX_DEBUGFS_RX_TABLE_SIZE - len, - "Rxtable is empty\n"); - goto out; - } - last = (head > tail) ? head : LPFC_MAX_RXMONITOR_ENTRY; - start = tail; - - len += scnprintf(buffer + len, MAX_DEBUGFS_RX_TABLE_SIZE - len, - " MaxBPI Tot_Data_CMF Tot_Data_Cmd " - "Tot_Data_Cmpl Lat(us) Avg_IO Max_IO " - "Bsy IO_cnt Info BWutil(ms)\n"); -get_table: - for (i = start; i < last; i++) { - entry = &phba->rxtable[i]; - len += scnprintf(buffer + len, MAX_DEBUGFS_RX_TABLE_SIZE - len, - "%3d:%12lld %12lld %12lld %12lld " - "%7lldus %8lld %7lld " - "%2d %4d %2d %2d(%2d)\n", - i, entry->max_bytes_per_interval, - entry->cmf_bytes, - entry->total_bytes, - entry->rcv_bytes, - entry->avg_io_latency, - entry->avg_io_size, - entry->max_read_cnt, - entry->cmf_busy, - entry->io_cnt, - entry->cmf_info, - entry->timer_utilization, - entry->timer_interval); - } - - if (head != last) { - start = 0; - last = head; - goto get_table; - } -out: - return simple_read_from_buffer(buf, nbytes, ppos, buffer, len); + return simple_read_from_buffer(buf, nbytes, ppos, buffer, + strlen(buffer)); } static int diff --git a/drivers/scsi/lpfc/lpfc_debugfs.h b/drivers/scsi/lpfc/lpfc_debugfs.h index 6dd361c1fd31..8d2e8d05bbc0 100644 --- a/drivers/scsi/lpfc/lpfc_debugfs.h +++ b/drivers/scsi/lpfc/lpfc_debugfs.h @@ -1,7 +1,7 @@ /******************************************************************* * This file is part of the Emulex Linux Device Driver for * * Fibre Channel Host Bus Adapters. * - * Copyright (C) 2017-2021 Broadcom. All Rights Reserved. The term * + * Copyright (C) 2017-2022 Broadcom. All Rights Reserved. The term * * “Broadcom” refers to Broadcom Inc. and/or its subsidiaries. * * Copyright (C) 2007-2011 Emulex. All rights reserved. * * EMULEX and SLI are trademarks of Emulex. * @@ -282,7 +282,7 @@ struct lpfc_idiag { void *ptr_private; }; -#define MAX_DEBUGFS_RX_TABLE_SIZE (128 * LPFC_MAX_RXMONITOR_ENTRY) +#define MAX_DEBUGFS_RX_INFO_SIZE (128 * LPFC_MAX_RXMONITOR_ENTRY) struct lpfc_rx_monitor_debug { char *i_private; char *buffer; diff --git a/drivers/scsi/lpfc/lpfc_disc.h b/drivers/scsi/lpfc/lpfc_disc.h index 37a4b79010bf..f82615d87c4b 100644 --- a/drivers/scsi/lpfc/lpfc_disc.h +++ b/drivers/scsi/lpfc/lpfc_disc.h @@ -1,7 +1,7 @@ /******************************************************************* * This file is part of the Emulex Linux Device Driver for * * Fibre Channel Host Bus Adapters. * - * Copyright (C) 2017-2021 Broadcom. All Rights Reserved. The term * + * Copyright (C) 2017-2022 Broadcom. All Rights Reserved. The term * * “Broadcom” refers to Broadcom Inc. and/or its subsidiaries. * * Copyright (C) 2004-2013 Emulex. All rights reserved. * * EMULEX and SLI are trademarks of Emulex. * @@ -149,7 +149,6 @@ struct lpfc_nodelist { uint32_t cmd_qdepth; unsigned long last_change_time; unsigned long *active_rrqs_xri_bitmap; - struct lpfc_scsicmd_bkt *lat_data; /* Latency data */ uint32_t fc4_prli_sent; /* flags to keep ndlp alive until special conditions are met */ @@ -188,7 +187,6 @@ struct lpfc_node_rrq { #define NLP_RNID_SND 0x00000400 /* sent RNID request for this entry */ #define NLP_ELS_SND_MASK 0x000007e0 /* sent ELS request for this entry */ #define NLP_NVMET_RECOV 0x00001000 /* NVMET auditing node for recovery. */ -#define NLP_FCP_PRLI_RJT 0x00002000 /* Rport does not support FCP PRLI. */ #define NLP_UNREG_INP 0x00008000 /* UNREG_RPI cmd is in progress */ #define NLP_DROPPED 0x00010000 /* Init ref count has been dropped */ #define NLP_DELAY_TMO 0x00020000 /* delay timeout is running for node */ diff --git a/drivers/scsi/lpfc/lpfc_els.c b/drivers/scsi/lpfc/lpfc_els.c index 9e69de9eb992..863b2125fed6 100644 --- a/drivers/scsi/lpfc/lpfc_els.c +++ b/drivers/scsi/lpfc/lpfc_els.c @@ -2200,10 +2200,6 @@ lpfc_issue_els_plogi(struct lpfc_vport *vport, uint32_t did, uint8_t retry) if (!elsiocb) return 1; - spin_lock_irq(&ndlp->lock); - ndlp->nlp_flag &= ~NLP_FCP_PRLI_RJT; - spin_unlock_irq(&ndlp->lock); - pcmd = (uint8_t *)elsiocb->cmd_dmabuf->virt; /* For PLOGI request, remainder of payload is service parameters */ @@ -3992,7 +3988,8 @@ lpfc_cmpl_els_edc(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, goto out; /* ELS cmd tag completes */ - lpfc_printf_log(phba, KERN_INFO, LOG_ELS | LOG_CGN_MGMT, + lpfc_printf_log(phba, KERN_INFO, + LOG_ELS | LOG_CGN_MGMT | LOG_LDS_EVENT, "4676 Fabric EDC Rsp: " "0x%02x, 0x%08x\n", edc_rsp->acc_hdr.la_cmd, @@ -4029,18 +4026,18 @@ lpfc_cmpl_els_edc(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, if (bytes_remain < FC_TLV_DESC_SZ_FROM_LENGTH(tlv) || FC_TLV_DESC_SZ_FROM_LENGTH(tlv) != sizeof(struct fc_diag_lnkflt_desc)) { - lpfc_printf_log( - phba, KERN_WARNING, LOG_CGN_MGMT, + lpfc_printf_log(phba, KERN_WARNING, + LOG_ELS | LOG_CGN_MGMT | LOG_LDS_EVENT, "6462 Truncated Link Fault Diagnostic " "descriptor[%d]: %d vs 0x%zx 0x%zx\n", desc_cnt, bytes_remain, FC_TLV_DESC_SZ_FROM_LENGTH(tlv), - sizeof(struct fc_diag_cg_sig_desc)); + sizeof(struct fc_diag_lnkflt_desc)); goto out; } plnkflt = (struct fc_diag_lnkflt_desc *)tlv; - lpfc_printf_log( - phba, KERN_INFO, LOG_ELS | LOG_CGN_MGMT, + lpfc_printf_log(phba, KERN_INFO, + LOG_ELS | LOG_LDS_EVENT, "4617 Link Fault Desc Data: 0x%08x 0x%08x " "0x%08x 0x%08x 0x%08x\n", be32_to_cpu(plnkflt->desc_tag), @@ -4120,8 +4117,26 @@ out: } static void -lpfc_format_edc_cgn_desc(struct lpfc_hba *phba, struct fc_diag_cg_sig_desc *cgd) +lpfc_format_edc_lft_desc(struct lpfc_hba *phba, struct fc_tlv_desc *tlv) { + struct fc_diag_lnkflt_desc *lft = (struct fc_diag_lnkflt_desc *)tlv; + + lft->desc_tag = cpu_to_be32(ELS_DTAG_LNK_FAULT_CAP); + lft->desc_len = cpu_to_be32( + FC_TLV_DESC_LENGTH_FROM_SZ(struct fc_diag_lnkflt_desc)); + + lft->degrade_activate_threshold = + cpu_to_be32(phba->degrade_activate_threshold); + lft->degrade_deactivate_threshold = + cpu_to_be32(phba->degrade_deactivate_threshold); + lft->fec_degrade_interval = cpu_to_be32(phba->fec_degrade_interval); +} + +static void +lpfc_format_edc_cgn_desc(struct lpfc_hba *phba, struct fc_tlv_desc *tlv) +{ + struct fc_diag_cg_sig_desc *cgd = (struct fc_diag_cg_sig_desc *)tlv; + /* We are assuming cgd was zero'ed before calling this routine */ /* Configure the congestion detection capability */ @@ -4165,6 +4180,23 @@ lpfc_format_edc_cgn_desc(struct lpfc_hba *phba, struct fc_diag_cg_sig_desc *cgd) cpu_to_be16(EDC_CG_SIGFREQ_MSEC); } +static bool +lpfc_link_is_lds_capable(struct lpfc_hba *phba) +{ + if (!(phba->lmt & LMT_64Gb)) + return false; + if (phba->sli_rev != LPFC_SLI_REV4) + return false; + + if (phba->sli4_hba.conf_trunk) { + if (phba->trunk_link.phy_lnk_speed == LPFC_USER_LINK_SPEED_64G) + return true; + } else if (phba->fc_linkspeed == LPFC_LINK_SPEED_64GHZ) { + return true; + } + return false; +} + /** * lpfc_issue_els_edc - Exchange Diagnostic Capabilities with the fabric. * @vport: pointer to a host virtual N_Port data structure. @@ -4192,12 +4224,12 @@ lpfc_issue_els_edc(struct lpfc_vport *vport, uint8_t retry) { struct lpfc_hba *phba = vport->phba; struct lpfc_iocbq *elsiocb; - struct lpfc_els_edc_req *edc_req; - struct fc_diag_cg_sig_desc *cgn_desc; + struct fc_els_edc *edc_req; + struct fc_tlv_desc *tlv; u16 cmdsize; struct lpfc_nodelist *ndlp; u8 *pcmd = NULL; - u32 edc_req_size, cgn_desc_size; + u32 cgn_desc_size, lft_desc_size; int rc; if (vport->port_type == LPFC_NPIV_PORT) @@ -4207,13 +4239,17 @@ lpfc_issue_els_edc(struct lpfc_vport *vport, uint8_t retry) if (!ndlp || ndlp->nlp_state != NLP_STE_UNMAPPED_NODE) return -ENODEV; - /* If HBA doesn't support signals, drop into RDF */ - if (!phba->cgn_init_reg_signal) + cgn_desc_size = (phba->cgn_init_reg_signal) ? + sizeof(struct fc_diag_cg_sig_desc) : 0; + lft_desc_size = (lpfc_link_is_lds_capable(phba)) ? + sizeof(struct fc_diag_lnkflt_desc) : 0; + cmdsize = cgn_desc_size + lft_desc_size; + + /* Skip EDC if no applicable descriptors */ + if (!cmdsize) goto try_rdf; - edc_req_size = sizeof(struct fc_els_edc); - cgn_desc_size = sizeof(struct fc_diag_cg_sig_desc); - cmdsize = edc_req_size + cgn_desc_size; + cmdsize += sizeof(struct fc_els_edc); elsiocb = lpfc_prep_els_iocb(vport, 1, cmdsize, retry, ndlp, ndlp->nlp_DID, ELS_CMD_EDC); if (!elsiocb) @@ -4222,15 +4258,19 @@ lpfc_issue_els_edc(struct lpfc_vport *vport, uint8_t retry) /* Configure the payload for the supported Diagnostics capabilities. */ pcmd = (u8 *)elsiocb->cmd_dmabuf->virt; memset(pcmd, 0, cmdsize); - edc_req = (struct lpfc_els_edc_req *)pcmd; - edc_req->edc.desc_len = cpu_to_be32(cgn_desc_size); - edc_req->edc.edc_cmd = ELS_EDC; + edc_req = (struct fc_els_edc *)pcmd; + edc_req->desc_len = cpu_to_be32(cgn_desc_size + lft_desc_size); + edc_req->edc_cmd = ELS_EDC; + tlv = edc_req->desc; - cgn_desc = &edc_req->cgn_desc; + if (cgn_desc_size) { + lpfc_format_edc_cgn_desc(phba, tlv); + phba->cgn_sig_freq = lpfc_fabric_cgn_frequency; + tlv = fc_tlv_next_desc(tlv); + } - lpfc_format_edc_cgn_desc(phba, cgn_desc); - - phba->cgn_sig_freq = lpfc_fabric_cgn_frequency; + if (lft_desc_size) + lpfc_format_edc_lft_desc(phba, tlv); lpfc_printf_vlog(vport, KERN_INFO, LOG_ELS | LOG_CGN_MGMT, "4623 Xmit EDC to remote " @@ -4676,47 +4716,52 @@ lpfc_els_retry(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, } switch (stat.un.b.lsRjtRsnCode) { case LSRJT_UNABLE_TPC: - /* The driver has a VALID PLOGI but the rport has - * rejected the PRLI - can't do it now. Delay - * for 1 second and try again. - * - * However, if explanation is REQ_UNSUPPORTED there's - * no point to retry PRLI. + /* Special case for PRLI LS_RJTs. Recall that lpfc + * uses a single routine to issue both PRLI FC4 types. + * If the PRLI is rejected because that FC4 type + * isn't really supported, don't retry and cause + * multiple transport registrations. Otherwise, parse + * the reason code/reason code explanation and take the + * appropriate action. */ - if ((cmd == ELS_CMD_PRLI || cmd == ELS_CMD_NVMEPRLI) && - stat.un.b.lsRjtRsnCodeExp != - LSEXP_REQ_UNSUPPORTED) { - delay = 1000; - maxretry = lpfc_max_els_tries + 1; + lpfc_printf_vlog(vport, KERN_INFO, + LOG_DISCOVERY | LOG_ELS | LOG_NODE, + "0153 ELS cmd x%x LS_RJT by x%x. " + "RsnCode x%x RsnCodeExp x%x\n", + cmd, did, stat.un.b.lsRjtRsnCode, + stat.un.b.lsRjtRsnCodeExp); + + switch (stat.un.b.lsRjtRsnCodeExp) { + case LSEXP_CANT_GIVE_DATA: + case LSEXP_CMD_IN_PROGRESS: + if (cmd == ELS_CMD_PLOGI) { + delay = 1000; + maxretry = 48; + } retry = 1; break; + case LSEXP_REQ_UNSUPPORTED: + case LSEXP_NO_RSRC_ASSIGN: + /* These explanation codes get no retry. */ + if (cmd == ELS_CMD_PRLI || + cmd == ELS_CMD_NVMEPRLI) + break; + fallthrough; + default: + /* Limit the delay and retry action to a limited + * cmd set. There are other ELS commands where + * a retry is not expected. + */ + if (cmd == ELS_CMD_PLOGI || + cmd == ELS_CMD_PRLI || + cmd == ELS_CMD_NVMEPRLI) { + delay = 1000; + maxretry = lpfc_max_els_tries + 1; + retry = 1; + } + break; } - /* Legacy bug fix code for targets with PLOGI delays. */ - if (stat.un.b.lsRjtRsnCodeExp == - LSEXP_CMD_IN_PROGRESS) { - if (cmd == ELS_CMD_PLOGI) { - delay = 1000; - maxretry = 48; - } - retry = 1; - break; - } - if (stat.un.b.lsRjtRsnCodeExp == - LSEXP_CANT_GIVE_DATA) { - if (cmd == ELS_CMD_PLOGI) { - delay = 1000; - maxretry = 48; - } - retry = 1; - break; - } - if (cmd == ELS_CMD_PLOGI) { - delay = 1000; - maxretry = lpfc_max_els_tries + 1; - retry = 1; - break; - } if ((phba->sli3_options & LPFC_SLI3_NPIV_ENABLED) && (cmd == ELS_CMD_FDISC) && (stat.un.b.lsRjtRsnCodeExp == LSEXP_OUT_OF_RESOURCE)){ @@ -4797,13 +4842,8 @@ lpfc_els_retry(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, */ if (stat.un.b.lsRjtRsnCodeExp == LSEXP_REQ_UNSUPPORTED) { - if (cmd == ELS_CMD_PRLI) { - spin_lock_irq(&ndlp->lock); - ndlp->nlp_flag |= NLP_FCP_PRLI_RJT; - spin_unlock_irq(&ndlp->lock); - retry = 0; + if (cmd == ELS_CMD_PRLI) goto out_retry; - } } break; } @@ -5784,14 +5824,21 @@ lpfc_issue_els_edc_rsp(struct lpfc_vport *vport, struct lpfc_iocbq *cmdiocb, struct lpfc_nodelist *ndlp) { struct lpfc_hba *phba = vport->phba; - struct lpfc_els_edc_rsp *edc_rsp; + struct fc_els_edc_resp *edc_rsp; + struct fc_tlv_desc *tlv; struct lpfc_iocbq *elsiocb; IOCB_t *icmd, *cmd; union lpfc_wqe128 *wqe; + u32 cgn_desc_size, lft_desc_size; + u16 cmdsize; uint8_t *pcmd; - int cmdsize, rc; + int rc; - cmdsize = sizeof(struct lpfc_els_edc_rsp); + cmdsize = sizeof(struct fc_els_edc_resp); + cgn_desc_size = sizeof(struct fc_diag_cg_sig_desc); + lft_desc_size = (lpfc_link_is_lds_capable(phba)) ? + sizeof(struct fc_diag_lnkflt_desc) : 0; + cmdsize += cgn_desc_size + lft_desc_size; elsiocb = lpfc_prep_els_iocb(vport, 0, cmdsize, cmdiocb->retry, ndlp, ndlp->nlp_DID, ELS_CMD_ACC); if (!elsiocb) @@ -5813,15 +5860,19 @@ lpfc_issue_els_edc_rsp(struct lpfc_vport *vport, struct lpfc_iocbq *cmdiocb, pcmd = elsiocb->cmd_dmabuf->virt; memset(pcmd, 0, cmdsize); - edc_rsp = (struct lpfc_els_edc_rsp *)pcmd; - edc_rsp->edc_rsp.acc_hdr.la_cmd = ELS_LS_ACC; - edc_rsp->edc_rsp.desc_list_len = cpu_to_be32( - FC_TLV_DESC_LENGTH_FROM_SZ(struct lpfc_els_edc_rsp)); - edc_rsp->edc_rsp.lsri.desc_tag = cpu_to_be32(ELS_DTAG_LS_REQ_INFO); - edc_rsp->edc_rsp.lsri.desc_len = cpu_to_be32( + edc_rsp = (struct fc_els_edc_resp *)pcmd; + edc_rsp->acc_hdr.la_cmd = ELS_LS_ACC; + edc_rsp->desc_list_len = cpu_to_be32(sizeof(struct fc_els_lsri_desc) + + cgn_desc_size + lft_desc_size); + edc_rsp->lsri.desc_tag = cpu_to_be32(ELS_DTAG_LS_REQ_INFO); + edc_rsp->lsri.desc_len = cpu_to_be32( FC_TLV_DESC_LENGTH_FROM_SZ(struct fc_els_lsri_desc)); - edc_rsp->edc_rsp.lsri.rqst_w0.cmd = ELS_EDC; - lpfc_format_edc_cgn_desc(phba, &edc_rsp->cgn_desc); + edc_rsp->lsri.rqst_w0.cmd = ELS_EDC; + tlv = edc_rsp->desc; + lpfc_format_edc_cgn_desc(phba, tlv); + tlv = fc_tlv_next_desc(tlv); + if (lft_desc_size) + lpfc_format_edc_lft_desc(phba, tlv); lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_ELS_RSP, "Issue EDC ACC: did:x%x flg:x%x refcnt %d", @@ -6006,7 +6057,7 @@ lpfc_els_rsp_prli_acc(struct lpfc_vport *vport, struct lpfc_iocbq *oldiocb, if (prli_fc4_req == PRLI_FCP_TYPE) { cmdsize = sizeof(uint32_t) + sizeof(PRLI); elsrspcmd = (ELS_CMD_ACC | (ELS_CMD_PRLI & ~ELS_RSP_MASK)); - } else if (prli_fc4_req & PRLI_NVME_TYPE) { + } else if (prli_fc4_req == PRLI_NVME_TYPE) { cmdsize = sizeof(uint32_t) + sizeof(struct lpfc_nvme_prli); elsrspcmd = (ELS_CMD_ACC | (ELS_CMD_NVMEPRLI & ~ELS_RSP_MASK)); } else { @@ -6069,7 +6120,7 @@ lpfc_els_rsp_prli_acc(struct lpfc_vport *vport, struct lpfc_iocbq *oldiocb, npr->ConfmComplAllowed = 1; npr->prliType = PRLI_FCP_TYPE; npr->initiatorFunc = 1; - } else if (prli_fc4_req & PRLI_NVME_TYPE) { + } else if (prli_fc4_req == PRLI_NVME_TYPE) { /* Respond with an NVME PRLI Type */ npr_nvme = (struct lpfc_nvme_prli *) pcmd; bf_set(prli_type_code, npr_nvme, PRLI_NVME_TYPE); @@ -9086,7 +9137,7 @@ lpfc_els_rcv_edc(struct lpfc_vport *vport, struct lpfc_iocbq *cmdiocb, uint32_t *ptr, dtag; const char *dtag_nm; int desc_cnt = 0, bytes_remain; - bool rcv_cap_desc = false; + struct fc_diag_lnkflt_desc *plnkflt; payload = cmdiocb->cmd_dmabuf->virt; @@ -9094,7 +9145,8 @@ lpfc_els_rcv_edc(struct lpfc_vport *vport, struct lpfc_iocbq *cmdiocb, bytes_remain = be32_to_cpu(edc_req->desc_len); ptr = (uint32_t *)payload; - lpfc_printf_vlog(vport, KERN_INFO, LOG_ELS | LOG_CGN_MGMT, + lpfc_printf_vlog(vport, KERN_INFO, + LOG_ELS | LOG_CGN_MGMT | LOG_LDS_EVENT, "3319 Rcv EDC payload len %d: x%x x%x x%x\n", bytes_remain, be32_to_cpu(*ptr), be32_to_cpu(*(ptr + 1)), be32_to_cpu(*(ptr + 2))); @@ -9113,9 +9165,10 @@ lpfc_els_rcv_edc(struct lpfc_vport *vport, struct lpfc_iocbq *cmdiocb, * cycle through EDC diagnostic descriptors to find the * congestion signaling capability descriptor */ - while (bytes_remain && !rcv_cap_desc) { + while (bytes_remain) { if (bytes_remain < FC_TLV_DESC_HDR_SZ) { - lpfc_printf_log(phba, KERN_WARNING, LOG_CGN_MGMT, + lpfc_printf_log(phba, KERN_WARNING, + LOG_ELS | LOG_CGN_MGMT | LOG_LDS_EVENT, "6464 Truncated TLV hdr on " "Diagnostic descriptor[%d]\n", desc_cnt); @@ -9128,16 +9181,27 @@ lpfc_els_rcv_edc(struct lpfc_vport *vport, struct lpfc_iocbq *cmdiocb, if (bytes_remain < FC_TLV_DESC_SZ_FROM_LENGTH(tlv) || FC_TLV_DESC_SZ_FROM_LENGTH(tlv) != sizeof(struct fc_diag_lnkflt_desc)) { - lpfc_printf_log( - phba, KERN_WARNING, LOG_CGN_MGMT, + lpfc_printf_log(phba, KERN_WARNING, + LOG_ELS | LOG_CGN_MGMT | LOG_LDS_EVENT, "6465 Truncated Link Fault Diagnostic " "descriptor[%d]: %d vs 0x%zx 0x%zx\n", desc_cnt, bytes_remain, FC_TLV_DESC_SZ_FROM_LENGTH(tlv), - sizeof(struct fc_diag_cg_sig_desc)); + sizeof(struct fc_diag_lnkflt_desc)); goto out; } - /* No action for Link Fault descriptor for now */ + plnkflt = (struct fc_diag_lnkflt_desc *)tlv; + lpfc_printf_log(phba, KERN_INFO, + LOG_ELS | LOG_LDS_EVENT, + "4626 Link Fault Desc Data: x%08x len x%x " + "da x%x dd x%x interval x%x\n", + be32_to_cpu(plnkflt->desc_tag), + be32_to_cpu(plnkflt->desc_len), + be32_to_cpu( + plnkflt->degrade_activate_threshold), + be32_to_cpu( + plnkflt->degrade_deactivate_threshold), + be32_to_cpu(plnkflt->fec_degrade_interval)); break; case ELS_DTAG_CG_SIGNAL_CAP: if (bytes_remain < FC_TLV_DESC_SZ_FROM_LENGTH(tlv) || @@ -9164,11 +9228,11 @@ lpfc_els_rcv_edc(struct lpfc_vport *vport, struct lpfc_iocbq *cmdiocb, lpfc_least_capable_settings( phba, (struct fc_diag_cg_sig_desc *)tlv); - rcv_cap_desc = true; break; default: dtag_nm = lpfc_get_tlv_dtag_nm(dtag); - lpfc_printf_log(phba, KERN_WARNING, LOG_CGN_MGMT, + lpfc_printf_log(phba, KERN_WARNING, + LOG_ELS | LOG_CGN_MGMT | LOG_LDS_EVENT, "6467 unknown Diagnostic " "Descriptor[%d]: tag x%x (%s)\n", desc_cnt, dtag, dtag_nm); diff --git a/drivers/scsi/lpfc/lpfc_hbadisc.c b/drivers/scsi/lpfc/lpfc_hbadisc.c index 2645def612e6..c7f834ba8edb 100644 --- a/drivers/scsi/lpfc/lpfc_hbadisc.c +++ b/drivers/scsi/lpfc/lpfc_hbadisc.c @@ -1242,6 +1242,8 @@ lpfc_linkdown(struct lpfc_hba *phba) phba->trunk_link.link1.state = 0; phba->trunk_link.link2.state = 0; phba->trunk_link.link3.state = 0; + phba->trunk_link.phy_lnk_speed = + LPFC_LINK_SPEED_UNKNOWN; phba->sli4_hba.link_state.logical_speed = LPFC_LINK_SPEED_UNKNOWN; } @@ -1353,8 +1355,13 @@ lpfc_linkup_port(struct lpfc_vport *vport) FCH_EVT_LINKUP, 0); spin_lock_irq(shost->host_lock); - vport->fc_flag &= ~(FC_PT2PT | FC_PT2PT_PLOGI | FC_ABORT_DISCOVERY | - FC_RSCN_MODE | FC_NLP_MORE | FC_RSCN_DISCOVERY); + if (phba->defer_flogi_acc_flag) + vport->fc_flag &= ~(FC_ABORT_DISCOVERY | FC_RSCN_MODE | + FC_NLP_MORE | FC_RSCN_DISCOVERY); + else + vport->fc_flag &= ~(FC_PT2PT | FC_PT2PT_PLOGI | + FC_ABORT_DISCOVERY | FC_RSCN_MODE | + FC_NLP_MORE | FC_RSCN_DISCOVERY); vport->fc_flag |= FC_NDISC_ACTIVE; vport->fc_ns_retry = 0; spin_unlock_irq(shost->host_lock); @@ -1392,7 +1399,6 @@ lpfc_linkup(struct lpfc_hba *phba) /* reinitialize initial HBA flag */ phba->hba_flag &= ~(HBA_FLOGI_ISSUED | HBA_RHBA_CMPL); - phba->defer_flogi_acc_flag = false; return 0; } @@ -2964,7 +2970,7 @@ lpfc_mbx_cmpl_fcf_rr_read_fcf_rec(struct lpfc_hba *phba, LPFC_MBOXQ_t *mboxq) uint32_t boot_flag, addr_mode; uint16_t next_fcf_index, fcf_index; uint16_t current_fcf_index; - uint16_t vlan_id; + uint16_t vlan_id = LPFC_FCOE_NULL_VID; int rc; /* If link state is not up, stop the roundrobin failover process */ @@ -3069,7 +3075,7 @@ lpfc_mbx_cmpl_read_fcf_rec(struct lpfc_hba *phba, LPFC_MBOXQ_t *mboxq) struct fcf_record *new_fcf_record; uint32_t boot_flag, addr_mode; uint16_t fcf_index, next_fcf_index; - uint16_t vlan_id; + uint16_t vlan_id = LPFC_FCOE_NULL_VID; int rc; /* If link state is not up, no need to proceed */ @@ -3790,6 +3796,9 @@ lpfc_mbx_cmpl_read_topology(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmb) if (phba->cmf_active_mode != LPFC_CFG_OFF) lpfc_cmf_signal_init(phba); + if (phba->lmt & LMT_64Gb) + lpfc_read_lds_params(phba); + } else if (attn_type == LPFC_ATT_LINK_DOWN || attn_type == LPFC_ATT_UNEXP_WWPN) { phba->fc_stat.LinkDown++; @@ -4389,8 +4398,11 @@ out: rc = lpfc_issue_els_edc(vport, 0); lpfc_printf_log(phba, KERN_INFO, LOG_INIT | LOG_ELS | LOG_DISCOVERY, - "4220 EDC issue error x%x, Data: x%x\n", + "4220 Issue EDC status x%x Data x%x\n", rc, phba->cgn_init_reg_signal); + } else if (phba->lmt & LMT_64Gb) { + /* may send link fault capability descriptor */ + lpfc_issue_els_edc(vport, 0); } else { lpfc_issue_els_rdf(vport, 0); } @@ -4788,22 +4800,6 @@ lpfc_nlp_state_cleanup(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, new_state == NLP_STE_UNMAPPED_NODE) lpfc_nlp_reg_node(vport, ndlp); - if ((new_state == NLP_STE_MAPPED_NODE) && - (vport->stat_data_enabled)) { - /* - * A new target is discovered, if there is no buffer for - * statistical data collection allocate buffer. - */ - ndlp->lat_data = kcalloc(LPFC_MAX_BUCKET_COUNT, - sizeof(struct lpfc_scsicmd_bkt), - GFP_KERNEL); - - if (!ndlp->lat_data) - lpfc_printf_vlog(vport, KERN_ERR, LOG_TRACE_EVENT, - "0286 lpfc_nlp_state_cleanup failed to " - "allocate statistical data buffer DID " - "0x%x\n", ndlp->nlp_DID); - } /* * If the node just added to Mapped list was an FCP target, * but the remote port registration failed or assigned a target @@ -6648,7 +6644,6 @@ lpfc_nlp_release(struct kref *kref) ndlp->fc4_xpt_flags = 0; /* free ndlp memory for final ndlp release */ - kfree(ndlp->lat_data); if (ndlp->phba->sli_rev == LPFC_SLI_REV4) mempool_free(ndlp->active_rrqs_xri_bitmap, ndlp->phba->active_rrq_pool); diff --git a/drivers/scsi/lpfc/lpfc_hw.h b/drivers/scsi/lpfc/lpfc_hw.h index 071983e2cdfe..5c283936ff08 100644 --- a/drivers/scsi/lpfc/lpfc_hw.h +++ b/drivers/scsi/lpfc/lpfc_hw.h @@ -703,6 +703,7 @@ struct ls_rjt { /* Structure is in Big Endian format */ #define LSEXP_OUT_OF_RESOURCE 0x29 #define LSEXP_CANT_GIVE_DATA 0x2A #define LSEXP_REQ_UNSUPPORTED 0x2C +#define LSEXP_NO_RSRC_ASSIGN 0x52 uint8_t vendorUnique; /* FC Word 0, bit 0: 7 */ } b; } un; @@ -1441,30 +1442,56 @@ struct lpfc_vmid_gallapp_ident_list { /* Definitions for HBA / Port attribute entries */ -/* Attribute Entry */ -struct lpfc_fdmi_attr_entry { - union { - uint32_t AttrInt; - uint8_t AttrTypes[32]; - uint8_t AttrString[256]; - struct lpfc_name AttrWWN; - } un; +/* Attribute Entry Structures */ + +struct lpfc_fdmi_attr_u32 { + __be16 type; + __be16 len; + __be32 value_u32; }; -struct lpfc_fdmi_attr_def { /* Defined in TLV format */ - /* Structure is in Big Endian format */ - uint32_t AttrType:16; - uint32_t AttrLen:16; - /* Marks start of Value (ATTRIBUTE_ENTRY) */ - struct lpfc_fdmi_attr_entry AttrValue; -} __packed; +struct lpfc_fdmi_attr_wwn { + __be16 type; + __be16 len; + + /* Keep as u8[8] instead of __be64 to avoid accidental zero padding + * by compiler + */ + u8 name[8]; +}; + +struct lpfc_fdmi_attr_fullwwn { + __be16 type; + __be16 len; + + /* Keep as u8[8] instead of __be64 to avoid accidental zero padding + * by compiler + */ + u8 nname[8]; + u8 pname[8]; +}; + +struct lpfc_fdmi_attr_fc4types { + __be16 type; + __be16 len; + u8 value_types[32]; +}; + +struct lpfc_fdmi_attr_string { + __be16 type; + __be16 len; + char value_string[256]; +}; + +/* Maximum FDMI attribute length is Type+Len (4 bytes) + 256 byte string */ +#define FDMI_MAX_ATTRLEN sizeof(struct lpfc_fdmi_attr_string) /* * HBA Attribute Block */ struct lpfc_fdmi_attr_block { uint32_t EntryCnt; /* Number of HBA attribute entries */ - struct lpfc_fdmi_attr_entry Entry; /* Variable-length array */ + /* Variable Length Attribute Entry TLV's follow */ }; /* diff --git a/drivers/scsi/lpfc/lpfc_hw4.h b/drivers/scsi/lpfc/lpfc_hw4.h index 4527fef23ae7..5288fc69908a 100644 --- a/drivers/scsi/lpfc/lpfc_hw4.h +++ b/drivers/scsi/lpfc/lpfc_hw4.h @@ -738,6 +738,7 @@ struct lpfc_register { #define lpfc_sliport_eqdelay_id_WORD word0 #define LPFC_SEC_TO_USEC 1000000 #define LPFC_SEC_TO_MSEC 1000 +#define LPFC_MSECS_TO_SECS(msecs) ((msecs) / 1000) /* The following Registers apply to SLI4 if_type 0 UCNAs. They typically * reside in BAR 2. @@ -3483,9 +3484,10 @@ struct lpfc_sli4_parameters { #define LPFC_SET_UE_RECOVERY 0x10 #define LPFC_SET_MDS_DIAGS 0x12 -#define LPFC_SET_CGN_SIGNAL 0x1f #define LPFC_SET_DUAL_DUMP 0x1e +#define LPFC_SET_CGN_SIGNAL 0x1f #define LPFC_SET_ENABLE_MI 0x21 +#define LPFC_SET_LD_SIGNAL 0x23 #define LPFC_SET_ENABLE_CMF 0x24 struct lpfc_mbx_set_feature { struct mbox_header header; @@ -3516,13 +3518,17 @@ struct lpfc_mbx_set_feature { #define lpfc_mbx_set_feature_cmf_SHIFT 0 #define lpfc_mbx_set_feature_cmf_MASK 0x00000001 #define lpfc_mbx_set_feature_cmf_WORD word6 +#define lpfc_mbx_set_feature_lds_qry_SHIFT 0 +#define lpfc_mbx_set_feature_lds_qry_MASK 0x00000001 +#define lpfc_mbx_set_feature_lds_qry_WORD word6 +#define LPFC_QUERY_LDS_OP 1 #define lpfc_mbx_set_feature_mi_SHIFT 0 #define lpfc_mbx_set_feature_mi_MASK 0x0000ffff #define lpfc_mbx_set_feature_mi_WORD word6 #define lpfc_mbx_set_feature_milunq_SHIFT 16 #define lpfc_mbx_set_feature_milunq_MASK 0x0000ffff #define lpfc_mbx_set_feature_milunq_WORD word6 - uint32_t word7; + u32 word7; #define lpfc_mbx_set_feature_UERP_SHIFT 0 #define lpfc_mbx_set_feature_UERP_MASK 0x0000ffff #define lpfc_mbx_set_feature_UERP_WORD word7 @@ -3536,6 +3542,8 @@ struct lpfc_mbx_set_feature { #define lpfc_mbx_set_feature_CGN_acqe_freq_SHIFT 0 #define lpfc_mbx_set_feature_CGN_acqe_freq_MASK 0x000000ff #define lpfc_mbx_set_feature_CGN_acqe_freq_WORD word8 + u32 word9; + u32 word10; }; @@ -4313,7 +4321,7 @@ struct lpfc_acqe_cgn_signal { struct lpfc_acqe_sli { uint32_t event_data1; uint32_t event_data2; - uint32_t reserved; + uint32_t event_data3; uint32_t trailer; #define LPFC_SLI_EVENT_TYPE_PORT_ERROR 0x1 #define LPFC_SLI_EVENT_TYPE_OVER_TEMP 0x2 @@ -4326,6 +4334,7 @@ struct lpfc_acqe_sli { #define LPFC_SLI_EVENT_TYPE_MISCONF_FAWWN 0xF #define LPFC_SLI_EVENT_TYPE_EEPROM_FAILURE 0x10 #define LPFC_SLI_EVENT_TYPE_CGN_SIGNAL 0x11 +#define LPFC_SLI_EVENT_TYPE_RD_SIGNAL 0x12 }; /* @@ -4798,6 +4807,9 @@ struct cmf_sync_wqe { #define cmf_sync_cqid_WORD word11 uint32_t read_bytes; uint32_t word13; +#define cmf_sync_period_SHIFT 16 +#define cmf_sync_period_MASK 0x0000ffff +#define cmf_sync_period_WORD word13 uint32_t word14; uint32_t word15; }; @@ -5046,22 +5058,6 @@ struct lpfc_grp_hdr { { FPIN_CONGN_SEVERITY_ERROR, "Alarm" }, \ } -/* EDC supports two descriptors. When allocated, it is the - * size of this structure plus each supported descriptor. - */ -struct lpfc_els_edc_req { - struct fc_els_edc edc; /* hdr up to descriptors */ - struct fc_diag_cg_sig_desc cgn_desc; /* 1st descriptor */ -}; - -/* Minimum structure defines for the EDC response. - * Balance is in buffer. - */ -struct lpfc_els_edc_rsp { - struct fc_els_edc_resp edc_rsp; /* hdr up to descriptors */ - struct fc_diag_cg_sig_desc cgn_desc; /* 1st descriptor */ -}; - /* Used for logging FPIN messages */ #define LPFC_FPIN_WWPN_LINE_SZ 128 #define LPFC_FPIN_WWPN_LINE_CNT 6 diff --git a/drivers/scsi/lpfc/lpfc_init.c b/drivers/scsi/lpfc/lpfc_init.c index 55a1ad6eed03..b49c39569386 100644 --- a/drivers/scsi/lpfc/lpfc_init.c +++ b/drivers/scsi/lpfc/lpfc_init.c @@ -325,8 +325,7 @@ lpfc_dump_wakeup_param_cmpl(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmboxq) prog_id_word = pmboxq->u.mb.un.varWords[7]; /* Decode the Option rom version word to a readable string */ - if (prg->dist < 4) - dist = dist_char[prg->dist]; + dist = dist_char[prg->dist]; if ((prg->dist == 3) && (prg->num == 0)) snprintf(phba->OptionROMVersion, 32, "%d.%d%d", @@ -2258,6 +2257,101 @@ lpfc_handle_latt_err_exit: return; } +static void +lpfc_fill_vpd(struct lpfc_hba *phba, uint8_t *vpd, int length, int *pindex) +{ + int i, j; + + while (length > 0) { + /* Look for Serial Number */ + if ((vpd[*pindex] == 'S') && (vpd[*pindex + 1] == 'N')) { + *pindex += 2; + i = vpd[*pindex]; + *pindex += 1; + j = 0; + length -= (3+i); + while (i--) { + phba->SerialNumber[j++] = vpd[(*pindex)++]; + if (j == 31) + break; + } + phba->SerialNumber[j] = 0; + continue; + } else if ((vpd[*pindex] == 'V') && (vpd[*pindex + 1] == '1')) { + phba->vpd_flag |= VPD_MODEL_DESC; + *pindex += 2; + i = vpd[*pindex]; + *pindex += 1; + j = 0; + length -= (3+i); + while (i--) { + phba->ModelDesc[j++] = vpd[(*pindex)++]; + if (j == 255) + break; + } + phba->ModelDesc[j] = 0; + continue; + } else if ((vpd[*pindex] == 'V') && (vpd[*pindex + 1] == '2')) { + phba->vpd_flag |= VPD_MODEL_NAME; + *pindex += 2; + i = vpd[*pindex]; + *pindex += 1; + j = 0; + length -= (3+i); + while (i--) { + phba->ModelName[j++] = vpd[(*pindex)++]; + if (j == 79) + break; + } + phba->ModelName[j] = 0; + continue; + } else if ((vpd[*pindex] == 'V') && (vpd[*pindex + 1] == '3')) { + phba->vpd_flag |= VPD_PROGRAM_TYPE; + *pindex += 2; + i = vpd[*pindex]; + *pindex += 1; + j = 0; + length -= (3+i); + while (i--) { + phba->ProgramType[j++] = vpd[(*pindex)++]; + if (j == 255) + break; + } + phba->ProgramType[j] = 0; + continue; + } else if ((vpd[*pindex] == 'V') && (vpd[*pindex + 1] == '4')) { + phba->vpd_flag |= VPD_PORT; + *pindex += 2; + i = vpd[*pindex]; + *pindex += 1; + j = 0; + length -= (3 + i); + while (i--) { + if ((phba->sli_rev == LPFC_SLI_REV4) && + (phba->sli4_hba.pport_name_sta == + LPFC_SLI4_PPNAME_GET)) { + j++; + (*pindex)++; + } else + phba->Port[j++] = vpd[(*pindex)++]; + if (j == 19) + break; + } + if ((phba->sli_rev != LPFC_SLI_REV4) || + (phba->sli4_hba.pport_name_sta == + LPFC_SLI4_PPNAME_NON)) + phba->Port[j] = 0; + continue; + } else { + *pindex += 2; + i = vpd[*pindex]; + *pindex += 1; + *pindex += i; + length -= (3 + i); + } + } +} + /** * lpfc_parse_vpd - Parse VPD (Vital Product Data) * @phba: pointer to lpfc hba data structure. @@ -2277,7 +2371,7 @@ lpfc_parse_vpd(struct lpfc_hba *phba, uint8_t *vpd, int len) { uint8_t lenlo, lenhi; int Length; - int i, j; + int i; int finished = 0; int index = 0; @@ -2310,101 +2404,10 @@ lpfc_parse_vpd(struct lpfc_hba *phba, uint8_t *vpd, int len) Length = ((((unsigned short)lenhi) << 8) + lenlo); if (Length > len - index) Length = len - index; - while (Length > 0) { - /* Look for Serial Number */ - if ((vpd[index] == 'S') && (vpd[index+1] == 'N')) { - index += 2; - i = vpd[index]; - index += 1; - j = 0; - Length -= (3+i); - while(i--) { - phba->SerialNumber[j++] = vpd[index++]; - if (j == 31) - break; - } - phba->SerialNumber[j] = 0; - continue; - } - else if ((vpd[index] == 'V') && (vpd[index+1] == '1')) { - phba->vpd_flag |= VPD_MODEL_DESC; - index += 2; - i = vpd[index]; - index += 1; - j = 0; - Length -= (3+i); - while(i--) { - phba->ModelDesc[j++] = vpd[index++]; - if (j == 255) - break; - } - phba->ModelDesc[j] = 0; - continue; - } - else if ((vpd[index] == 'V') && (vpd[index+1] == '2')) { - phba->vpd_flag |= VPD_MODEL_NAME; - index += 2; - i = vpd[index]; - index += 1; - j = 0; - Length -= (3+i); - while(i--) { - phba->ModelName[j++] = vpd[index++]; - if (j == 79) - break; - } - phba->ModelName[j] = 0; - continue; - } - else if ((vpd[index] == 'V') && (vpd[index+1] == '3')) { - phba->vpd_flag |= VPD_PROGRAM_TYPE; - index += 2; - i = vpd[index]; - index += 1; - j = 0; - Length -= (3+i); - while(i--) { - phba->ProgramType[j++] = vpd[index++]; - if (j == 255) - break; - } - phba->ProgramType[j] = 0; - continue; - } - else if ((vpd[index] == 'V') && (vpd[index+1] == '4')) { - phba->vpd_flag |= VPD_PORT; - index += 2; - i = vpd[index]; - index += 1; - j = 0; - Length -= (3+i); - while(i--) { - if ((phba->sli_rev == LPFC_SLI_REV4) && - (phba->sli4_hba.pport_name_sta == - LPFC_SLI4_PPNAME_GET)) { - j++; - index++; - } else - phba->Port[j++] = vpd[index++]; - if (j == 19) - break; - } - if ((phba->sli_rev != LPFC_SLI_REV4) || - (phba->sli4_hba.pport_name_sta == - LPFC_SLI4_PPNAME_NON)) - phba->Port[j] = 0; - continue; - } - else { - index += 2; - i = vpd[index]; - index += 1; - index += i; - Length -= (3 + i); - } - } - finished = 0; - break; + + lpfc_fill_vpd(phba, vpd, Length, &index); + finished = 0; + break; case 0x78: finished = 1; break; @@ -4614,6 +4617,17 @@ lpfc_get_wwpn(struct lpfc_hba *phba) return rol64(wwn, 32); } +static unsigned short lpfc_get_sg_tablesize(struct lpfc_hba *phba) +{ + if (phba->sli_rev == LPFC_SLI_REV4) + if (phba->cfg_xpsgl && !phba->nvmet_support) + return LPFC_MAX_SG_TABLESIZE; + else + return phba->cfg_scsi_seg_cnt; + else + return phba->cfg_sg_seg_cnt; +} + /** * lpfc_vmid_res_alloc - Allocates resources for VMID * @phba: pointer to lpfc hba data structure. @@ -4716,42 +4730,26 @@ lpfc_create_port(struct lpfc_hba *phba, int instance, struct device *dev) /* Seed template for SCSI host registration */ if (dev == &phba->pcidev->dev) { - template = &phba->port_template; - if (phba->cfg_enable_fc4_type & LPFC_ENABLE_FCP) { /* Seed physical port template */ - memcpy(template, &lpfc_template, sizeof(*template)); + template = &lpfc_template; if (use_no_reset_hba) /* template is for a no reset SCSI Host */ template->eh_host_reset_handler = NULL; - /* Template for all vports this physical port creates */ - memcpy(&phba->vport_template, &lpfc_template, - sizeof(*template)); - phba->vport_template.shost_groups = lpfc_vport_groups; - phba->vport_template.eh_bus_reset_handler = NULL; - phba->vport_template.eh_host_reset_handler = NULL; - phba->vport_template.vendor_id = 0; - - /* Initialize the host templates with updated value */ - if (phba->sli_rev == LPFC_SLI_REV4) { - template->sg_tablesize = phba->cfg_scsi_seg_cnt; - phba->vport_template.sg_tablesize = - phba->cfg_scsi_seg_cnt; - } else { - template->sg_tablesize = phba->cfg_sg_seg_cnt; - phba->vport_template.sg_tablesize = - phba->cfg_sg_seg_cnt; - } - + /* Seed updated value of sg_tablesize */ + template->sg_tablesize = lpfc_get_sg_tablesize(phba); } else { /* NVMET is for physical port only */ - memcpy(template, &lpfc_template_nvme, - sizeof(*template)); + template = &lpfc_template_nvme; } } else { - template = &phba->vport_template; + /* Seed vport template */ + template = &lpfc_vport_template; + + /* Seed updated value of sg_tablesize */ + template->sg_tablesize = lpfc_get_sg_tablesize(phba); } shost = scsi_host_alloc(template, sizeof(struct lpfc_vport)); @@ -4784,11 +4782,6 @@ lpfc_create_port(struct lpfc_hba *phba, int instance, struct device *dev) shost->dma_boundary = phba->sli4_hba.pc_sli4_params.sge_supp_len-1; - - if (phba->cfg_xpsgl && !phba->nvmet_support) - shost->sg_tablesize = LPFC_MAX_SG_TABLESIZE; - else - shost->sg_tablesize = phba->cfg_scsi_seg_cnt; } else /* SLI-3 has a limited number of hardware queues (3), * thus there is only one for FCP processing. @@ -5569,38 +5562,12 @@ lpfc_async_link_speed_to_read_top(struct lpfc_hba *phba, uint8_t speed_code) void lpfc_cgn_dump_rxmonitor(struct lpfc_hba *phba) { - struct rxtable_entry *entry; - int cnt = 0, head, tail, last, start; - - head = atomic_read(&phba->rxtable_idx_head); - tail = atomic_read(&phba->rxtable_idx_tail); - if (!phba->rxtable || head == tail) { - lpfc_printf_log(phba, KERN_ERR, LOG_CGN_MGMT, - "4411 Rxtable is empty\n"); - return; - } - last = tail; - start = head; - - /* Display the last LPFC_MAX_RXMONITOR_DUMP entries from the rxtable */ - while (start != last) { - if (start) - start--; - else - start = LPFC_MAX_RXMONITOR_ENTRY - 1; - entry = &phba->rxtable[start]; + if (!phba->rx_monitor) { lpfc_printf_log(phba, KERN_INFO, LOG_CGN_MGMT, - "4410 %02d: MBPI %lld Xmit %lld Cmpl %lld " - "Lat %lld ASz %lld Info %02d BWUtil %d " - "Int %d slot %d\n", - cnt, entry->max_bytes_per_interval, - entry->total_bytes, entry->rcv_bytes, - entry->avg_io_latency, entry->avg_io_size, - entry->cmf_info, entry->timer_utilization, - entry->timer_interval, start); - cnt++; - if (cnt >= LPFC_MAX_RXMONITOR_DUMP) - return; + "4411 Rx Monitor Info is empty.\n"); + } else { + lpfc_rx_monitor_report(phba, phba->rx_monitor, NULL, 0, + LPFC_MAX_RXMONITOR_DUMP); } } @@ -6007,9 +5974,8 @@ lpfc_cmf_timer(struct hrtimer *timer) { struct lpfc_hba *phba = container_of(timer, struct lpfc_hba, cmf_timer); - struct rxtable_entry *entry; + struct rx_info_entry entry; uint32_t io_cnt; - uint32_t head, tail; uint32_t busy, max_read; uint64_t total, rcv, lat, mbpi, extra, cnt; int timer_interval = LPFC_CMF_INTERVAL; @@ -6129,40 +6095,30 @@ lpfc_cmf_timer(struct hrtimer *timer) } /* Save rxmonitor information for debug */ - if (phba->rxtable) { - head = atomic_xchg(&phba->rxtable_idx_head, - LPFC_RXMONITOR_TABLE_IN_USE); - entry = &phba->rxtable[head]; - entry->total_bytes = total; - entry->cmf_bytes = total + extra; - entry->rcv_bytes = rcv; - entry->cmf_busy = busy; - entry->cmf_info = phba->cmf_active_info; + if (phba->rx_monitor) { + entry.total_bytes = total; + entry.cmf_bytes = total + extra; + entry.rcv_bytes = rcv; + entry.cmf_busy = busy; + entry.cmf_info = phba->cmf_active_info; if (io_cnt) { - entry->avg_io_latency = div_u64(lat, io_cnt); - entry->avg_io_size = div_u64(rcv, io_cnt); + entry.avg_io_latency = div_u64(lat, io_cnt); + entry.avg_io_size = div_u64(rcv, io_cnt); } else { - entry->avg_io_latency = 0; - entry->avg_io_size = 0; + entry.avg_io_latency = 0; + entry.avg_io_size = 0; } - entry->max_read_cnt = max_read; - entry->io_cnt = io_cnt; - entry->max_bytes_per_interval = mbpi; + entry.max_read_cnt = max_read; + entry.io_cnt = io_cnt; + entry.max_bytes_per_interval = mbpi; if (phba->cmf_active_mode == LPFC_CFG_MANAGED) - entry->timer_utilization = phba->cmf_last_ts; + entry.timer_utilization = phba->cmf_last_ts; else - entry->timer_utilization = ms; - entry->timer_interval = ms; + entry.timer_utilization = ms; + entry.timer_interval = ms; phba->cmf_last_ts = 0; - /* Increment rxtable index */ - head = (head + 1) % LPFC_MAX_RXMONITOR_ENTRY; - tail = atomic_read(&phba->rxtable_idx_tail); - if (head == tail) { - tail = (tail + 1) % LPFC_MAX_RXMONITOR_ENTRY; - atomic_set(&phba->rxtable_idx_tail, tail); - } - atomic_set(&phba->rxtable_idx_head, head); + lpfc_rx_monitor_record(phba->rx_monitor, &entry); } if (phba->cmf_active_mode == LPFC_CFG_MONITOR) { @@ -6232,6 +6188,7 @@ lpfc_update_trunk_link_status(struct lpfc_hba *phba, { uint8_t port_fault = bf_get(lpfc_acqe_fc_la_trunk_linkmask, acqe_fc); uint8_t err = bf_get(lpfc_acqe_fc_la_trunk_fault, acqe_fc); + u8 cnt = 0; phba->sli4_hba.link_state.speed = lpfc_sli4_port_speed_parse(phba, LPFC_TRAILER_CODE_FC, @@ -6250,26 +6207,36 @@ lpfc_update_trunk_link_status(struct lpfc_hba *phba, bf_get(lpfc_acqe_fc_la_trunk_link_status_port0, acqe_fc) ? LPFC_LINK_UP : LPFC_LINK_DOWN; phba->trunk_link.link0.fault = port_fault & 0x1 ? err : 0; + cnt++; } if (bf_get(lpfc_acqe_fc_la_trunk_config_port1, acqe_fc)) { phba->trunk_link.link1.state = bf_get(lpfc_acqe_fc_la_trunk_link_status_port1, acqe_fc) ? LPFC_LINK_UP : LPFC_LINK_DOWN; phba->trunk_link.link1.fault = port_fault & 0x2 ? err : 0; + cnt++; } if (bf_get(lpfc_acqe_fc_la_trunk_config_port2, acqe_fc)) { phba->trunk_link.link2.state = bf_get(lpfc_acqe_fc_la_trunk_link_status_port2, acqe_fc) ? LPFC_LINK_UP : LPFC_LINK_DOWN; phba->trunk_link.link2.fault = port_fault & 0x4 ? err : 0; + cnt++; } if (bf_get(lpfc_acqe_fc_la_trunk_config_port3, acqe_fc)) { phba->trunk_link.link3.state = bf_get(lpfc_acqe_fc_la_trunk_link_status_port3, acqe_fc) ? LPFC_LINK_UP : LPFC_LINK_DOWN; phba->trunk_link.link3.fault = port_fault & 0x8 ? err : 0; + cnt++; } + if (cnt) + phba->trunk_link.phy_lnk_speed = + phba->sli4_hba.link_state.logical_speed / (cnt * 1000); + else + phba->trunk_link.phy_lnk_speed = LPFC_LINK_SPEED_UNKNOWN; + lpfc_printf_log(phba, KERN_ERR, LOG_TRACE_EVENT, "2910 Async FC Trunking Event - Speed:%d\n" "\tLogical speed:%d " @@ -6347,7 +6314,7 @@ lpfc_sli4_async_fc_evt(struct lpfc_hba *phba, struct lpfc_acqe_fc_la *acqe_fc) if (bf_get(lpfc_acqe_fc_la_att_type, acqe_fc) == LPFC_FC_LA_TYPE_LINK_DOWN) phba->sli4_hba.link_state.logical_speed = 0; - else if (!phba->sli4_hba.conf_trunk) + else if (!phba->sli4_hba.conf_trunk) phba->sli4_hba.link_state.logical_speed = bf_get(lpfc_acqe_fc_la_llink_spd, acqe_fc) * 10; @@ -6465,7 +6432,7 @@ lpfc_sli4_async_sli_evt(struct lpfc_hba *phba, struct lpfc_acqe_sli *acqe_sli) "2901 Async SLI event - Type:%d, Event Data: x%08x " "x%08x x%08x x%08x\n", evt_type, acqe_sli->event_data1, acqe_sli->event_data2, - acqe_sli->reserved, acqe_sli->trailer); + acqe_sli->event_data3, acqe_sli->trailer); port_name = phba->Port[0]; if (port_name == 0x00) @@ -6494,7 +6461,7 @@ lpfc_sli4_async_sli_evt(struct lpfc_hba *phba, struct lpfc_acqe_sli *acqe_sli) temp_event_data.event_code = LPFC_NORMAL_TEMP; temp_event_data.data = (uint32_t)acqe_sli->event_data1; - lpfc_printf_log(phba, KERN_INFO, LOG_SLI, + lpfc_printf_log(phba, KERN_INFO, LOG_SLI | LOG_LDS_EVENT, "3191 Normal Temperature:%d Celsius - Port Name %c\n", acqe_sli->event_data1, port_name); @@ -6672,6 +6639,15 @@ lpfc_sli4_async_sli_evt(struct lpfc_hba *phba, struct lpfc_acqe_sli *acqe_sli) } } break; + case LPFC_SLI_EVENT_TYPE_RD_SIGNAL: + /* May be accompanied by a temperature event */ + lpfc_printf_log(phba, KERN_INFO, + LOG_SLI | LOG_LINK_EVENT | LOG_LDS_EVENT, + "2902 Remote Degrade Signaling: x%08x x%08x " + "x%08x\n", + acqe_sli->event_data1, acqe_sli->event_data2, + acqe_sli->event_data3); + break; default: lpfc_printf_log(phba, KERN_INFO, LOG_SLI, "3193 Unrecognized SLI event, type: 0x%x", @@ -7085,6 +7061,12 @@ lpfc_cgn_params_val(struct lpfc_hba *phba, struct lpfc_cgn_param *p_cfg_param) spin_unlock_irq(&phba->hbalock); } +static const char * const lpfc_cmf_mode_to_str[] = { + "OFF", + "MANAGED", + "MONITOR", +}; + /** * lpfc_cgn_params_parse - Process a FW cong parm change event * @phba: pointer to lpfc hba data structure. @@ -7104,6 +7086,7 @@ lpfc_cgn_params_parse(struct lpfc_hba *phba, { struct lpfc_cgn_info *cp; uint32_t crc, oldmode; + char acr_string[4] = {0}; /* Make sure the FW has encoded the correct magic number to * validate the congestion parameter in FW memory. @@ -7180,9 +7163,6 @@ lpfc_cgn_params_parse(struct lpfc_hba *phba, lpfc_issue_els_edc(phba->pport, 0); break; case LPFC_CFG_MONITOR: - lpfc_printf_log(phba, KERN_INFO, LOG_CGN_MGMT, - "4661 Switch from MANAGED to " - "`MONITOR mode\n"); phba->cmf_max_bytes_per_interval = phba->cmf_link_byte_count; @@ -7201,14 +7181,26 @@ lpfc_cgn_params_parse(struct lpfc_hba *phba, lpfc_issue_els_edc(phba->pport, 0); break; case LPFC_CFG_MANAGED: - lpfc_printf_log(phba, KERN_INFO, LOG_CGN_MGMT, - "4662 Switch from MONITOR to " - "MANAGED mode\n"); lpfc_cmf_signal_init(phba); break; } break; } + if (oldmode != LPFC_CFG_OFF || + oldmode != phba->cgn_p.cgn_param_mode) { + if (phba->cgn_p.cgn_param_mode == LPFC_CFG_MANAGED) + scnprintf(acr_string, sizeof(acr_string), "%u", + phba->cgn_p.cgn_param_level0); + else + scnprintf(acr_string, sizeof(acr_string), "NA"); + + dev_info(&phba->pcidev->dev, "%d: " + "4663 CMF: Mode %s acr %s\n", + phba->brd_no, + lpfc_cmf_mode_to_str + [phba->cgn_p.cgn_param_mode], + acr_string); + } } else { lpfc_printf_log(phba, KERN_ERR, LOG_CGN_MGMT | LOG_INIT, "4669 FW cgn parm buf wrong magic 0x%x " @@ -8315,8 +8307,10 @@ lpfc_sli4_driver_resource_setup(struct lpfc_hba *phba) &phba->pcidev->dev, phba->cfg_sg_dma_buf_size, i, 0); - if (!phba->lpfc_sg_dma_buf_pool) + if (!phba->lpfc_sg_dma_buf_pool) { + rc = -ENOMEM; goto out_free_bsmbx; + } phba->lpfc_cmd_rsp_buf_pool = dma_pool_create("lpfc_cmd_rsp_buf_pool", @@ -8324,8 +8318,10 @@ lpfc_sli4_driver_resource_setup(struct lpfc_hba *phba) sizeof(struct fcp_cmnd) + sizeof(struct fcp_rsp), i, 0); - if (!phba->lpfc_cmd_rsp_buf_pool) + if (!phba->lpfc_cmd_rsp_buf_pool) { + rc = -ENOMEM; goto out_free_sg_dma_buf; + } mempool_free(mboxq, phba->mbox_mem_pool); @@ -12416,7 +12412,7 @@ lpfc_hba_eq_hdl_array_init(struct lpfc_hba *phba) for (i = 0; i < phba->cfg_irq_chann; i++) { eqhdl = lpfc_get_eq_hdl(i); - eqhdl->irq = LPFC_VECTOR_MAP_EMPTY; + eqhdl->irq = LPFC_IRQ_EMPTY; eqhdl->phba = phba; } } @@ -12789,7 +12785,7 @@ static void __lpfc_cpuhp_remove(struct lpfc_hba *phba) static void lpfc_cpuhp_remove(struct lpfc_hba *phba) { - if (phba->pport->fc_flag & FC_OFFLINE_MODE) + if (phba->pport && (phba->pport->fc_flag & FC_OFFLINE_MODE)) return; __lpfc_cpuhp_remove(phba); @@ -13053,9 +13049,17 @@ lpfc_sli4_enable_msix(struct lpfc_hba *phba) LPFC_DRIVER_HANDLER_NAME"%d", index); eqhdl->idx = index; - rc = request_irq(pci_irq_vector(phba->pcidev, index), - &lpfc_sli4_hba_intr_handler, 0, - name, eqhdl); + rc = pci_irq_vector(phba->pcidev, index); + if (rc < 0) { + lpfc_printf_log(phba, KERN_WARNING, LOG_INIT, + "0489 MSI-X fast-path (%d) " + "pci_irq_vec failed (%d)\n", index, rc); + goto cfg_fail_out; + } + eqhdl->irq = rc; + + rc = request_irq(eqhdl->irq, &lpfc_sli4_hba_intr_handler, 0, + name, eqhdl); if (rc) { lpfc_printf_log(phba, KERN_WARNING, LOG_INIT, "0486 MSI-X fast-path (%d) " @@ -13063,8 +13067,6 @@ lpfc_sli4_enable_msix(struct lpfc_hba *phba) goto cfg_fail_out; } - eqhdl->irq = pci_irq_vector(phba->pcidev, index); - if (aff_mask) { /* If found a neighboring online cpu, set affinity */ if (cpu_select < nr_cpu_ids) @@ -13181,7 +13183,14 @@ lpfc_sli4_enable_msi(struct lpfc_hba *phba) } eqhdl = lpfc_get_eq_hdl(0); - eqhdl->irq = pci_irq_vector(phba->pcidev, 0); + rc = pci_irq_vector(phba->pcidev, 0); + if (rc < 0) { + pci_free_irq_vectors(phba->pcidev); + lpfc_printf_log(phba, KERN_WARNING, LOG_INIT, + "0496 MSI pci_irq_vec failed (%d)\n", rc); + return rc; + } + eqhdl->irq = rc; cpu = cpumask_first(cpu_present_mask); lpfc_assign_eq_map_info(phba, 0, LPFC_CPU_FIRST_IRQ, cpu); @@ -13208,8 +13217,8 @@ lpfc_sli4_enable_msi(struct lpfc_hba *phba) * MSI-X -> MSI -> IRQ. * * Return codes - * 0 - successful - * other values - error + * Interrupt mode (2, 1, 0) - successful + * LPFC_INTR_ERROR - error **/ static uint32_t lpfc_sli4_enable_intr(struct lpfc_hba *phba, uint32_t cfg_mode) @@ -13254,7 +13263,14 @@ lpfc_sli4_enable_intr(struct lpfc_hba *phba, uint32_t cfg_mode) intr_mode = 0; eqhdl = lpfc_get_eq_hdl(0); - eqhdl->irq = pci_irq_vector(phba->pcidev, 0); + retval = pci_irq_vector(phba->pcidev, 0); + if (retval < 0) { + lpfc_printf_log(phba, KERN_WARNING, LOG_INIT, + "0502 INTR pci_irq_vec failed (%d)\n", + retval); + return LPFC_INTR_ERROR; + } + eqhdl->irq = retval; cpu = cpumask_first(cpu_present_mask); lpfc_assign_eq_map_info(phba, 0, LPFC_CPU_FIRST_IRQ, diff --git a/drivers/scsi/lpfc/lpfc_logmsg.h b/drivers/scsi/lpfc/lpfc_logmsg.h index 4d455da9cd69..b39cefcd8703 100644 --- a/drivers/scsi/lpfc/lpfc_logmsg.h +++ b/drivers/scsi/lpfc/lpfc_logmsg.h @@ -35,7 +35,7 @@ #define LOG_FCP_ERROR 0x00001000 /* log errors, not underruns */ #define LOG_LIBDFC 0x00002000 /* Libdfc events */ #define LOG_VPORT 0x00004000 /* NPIV events */ -#define LOG_SECURITY 0x00008000 /* Security events */ +#define LOG_LDS_EVENT 0x00008000 /* Link Degrade Signaling events */ #define LOG_EVENT 0x00010000 /* CT,TEMP,DUMP, logging */ #define LOG_FIP 0x00020000 /* FIP events */ #define LOG_FCP_UNDER 0x00040000 /* FCP underruns errors */ diff --git a/drivers/scsi/lpfc/lpfc_mem.c b/drivers/scsi/lpfc/lpfc_mem.c index 870e53b8f81d..89cbeba06aea 100644 --- a/drivers/scsi/lpfc/lpfc_mem.c +++ b/drivers/scsi/lpfc/lpfc_mem.c @@ -1,7 +1,7 @@ /******************************************************************* * This file is part of the Emulex Linux Device Driver for * * Fibre Channel Host Bus Adapters. * - * Copyright (C) 2017-2021 Broadcom. All Rights Reserved. The term * + * Copyright (C) 2017-2022 Broadcom. All Rights Reserved. The term * * “Broadcom” refers to Broadcom Inc. and/or its subsidiaries. * * Copyright (C) 2004-2014 Emulex. All rights reserved. * * EMULEX and SLI are trademarks of Emulex. * @@ -344,9 +344,12 @@ lpfc_mem_free_all(struct lpfc_hba *phba) phba->cgn_i = NULL; } - /* Free RX table */ - kfree(phba->rxtable); - phba->rxtable = NULL; + /* Free RX Monitor */ + if (phba->rx_monitor) { + lpfc_rx_monitor_destroy_ring(phba->rx_monitor); + kfree(phba->rx_monitor); + phba->rx_monitor = NULL; + } /* Free the iocb lookup array */ kfree(psli->iocbq_lookup); diff --git a/drivers/scsi/lpfc/lpfc_scsi.c b/drivers/scsi/lpfc/lpfc_scsi.c index 938a5e435943..7a1563564df7 100644 --- a/drivers/scsi/lpfc/lpfc_scsi.c +++ b/drivers/scsi/lpfc/lpfc_scsi.c @@ -111,62 +111,6 @@ lpfc_sli4_set_rsp_sgl_last(struct lpfc_hba *phba, #define LPFC_INVALID_REFTAG ((u32)-1) -/** - * lpfc_update_stats - Update statistical data for the command completion - * @vport: The virtual port on which this call is executing. - * @lpfc_cmd: lpfc scsi command object pointer. - * - * This function is called when there is a command completion and this - * function updates the statistical data for the command completion. - **/ -static void -lpfc_update_stats(struct lpfc_vport *vport, struct lpfc_io_buf *lpfc_cmd) -{ - struct lpfc_hba *phba = vport->phba; - struct lpfc_rport_data *rdata; - struct lpfc_nodelist *pnode; - struct scsi_cmnd *cmd = lpfc_cmd->pCmd; - unsigned long flags; - struct Scsi_Host *shost = lpfc_shost_from_vport(vport); - unsigned long latency; - int i; - - if (!vport->stat_data_enabled || - vport->stat_data_blocked || - (cmd->result)) - return; - - latency = jiffies_to_msecs((long)jiffies - (long)lpfc_cmd->start_time); - rdata = lpfc_cmd->rdata; - pnode = rdata->pnode; - - spin_lock_irqsave(shost->host_lock, flags); - if (!pnode || - !pnode->lat_data || - (phba->bucket_type == LPFC_NO_BUCKET)) { - spin_unlock_irqrestore(shost->host_lock, flags); - return; - } - - if (phba->bucket_type == LPFC_LINEAR_BUCKET) { - i = (latency + phba->bucket_step - 1 - phba->bucket_base)/ - phba->bucket_step; - /* check array subscript bounds */ - if (i < 0) - i = 0; - else if (i >= LPFC_MAX_BUCKET_COUNT) - i = LPFC_MAX_BUCKET_COUNT - 1; - } else { - for (i = 0; i < LPFC_MAX_BUCKET_COUNT-1; i++) - if (latency <= (phba->bucket_base + - ((1<bucket_step))) - break; - } - - pnode->lat_data[i].cmd_count++; - spin_unlock_irqrestore(shost->host_lock, flags); -} - /** * lpfc_rampdown_queue_depth - Post RAMP_DOWN_QUEUE event to worker thread * @phba: The Hba for which this call is being executed. @@ -4335,8 +4279,6 @@ lpfc_fcp_io_cmd_wqe_cmpl(struct lpfc_hba *phba, struct lpfc_iocbq *pwqeIn, cmd->retries, scsi_get_resid(cmd)); } - lpfc_update_stats(vport, lpfc_cmd); - if (vport->cfg_max_scsicmpl_time && time_after(jiffies, lpfc_cmd->start_time + msecs_to_jiffies(vport->cfg_max_scsicmpl_time))) { @@ -4617,7 +4559,6 @@ lpfc_scsi_cmd_iocb_cmpl(struct lpfc_hba *phba, struct lpfc_iocbq *pIocbIn, scsi_get_resid(cmd)); } - lpfc_update_stats(vport, lpfc_cmd); if (vport->cfg_max_scsicmpl_time && time_after(jiffies, lpfc_cmd->start_time + msecs_to_jiffies(vport->cfg_max_scsicmpl_time))) { @@ -6853,3 +6794,30 @@ struct scsi_host_template lpfc_template = { .change_queue_depth = scsi_change_queue_depth, .track_queue_depth = 1, }; + +struct scsi_host_template lpfc_vport_template = { + .module = THIS_MODULE, + .name = LPFC_DRIVER_NAME, + .proc_name = LPFC_DRIVER_NAME, + .info = lpfc_info, + .queuecommand = lpfc_queuecommand, + .eh_timed_out = fc_eh_timed_out, + .eh_should_retry_cmd = fc_eh_should_retry_cmd, + .eh_abort_handler = lpfc_abort_handler, + .eh_device_reset_handler = lpfc_device_reset_handler, + .eh_target_reset_handler = lpfc_target_reset_handler, + .eh_bus_reset_handler = NULL, + .eh_host_reset_handler = NULL, + .slave_alloc = lpfc_slave_alloc, + .slave_configure = lpfc_slave_configure, + .slave_destroy = lpfc_slave_destroy, + .scan_finished = lpfc_scan_finished, + .this_id = -1, + .sg_tablesize = LPFC_DEFAULT_SG_SEG_CNT, + .cmd_per_lun = LPFC_CMD_PER_LUN, + .shost_groups = lpfc_vport_groups, + .max_sectors = 0xFFFFFFFF, + .vendor_id = 0, + .change_queue_depth = scsi_change_queue_depth, + .track_queue_depth = 1, +}; diff --git a/drivers/scsi/lpfc/lpfc_scsi.h b/drivers/scsi/lpfc/lpfc_scsi.h index 3836d7f6a575..eae56944f31b 100644 --- a/drivers/scsi/lpfc/lpfc_scsi.h +++ b/drivers/scsi/lpfc/lpfc_scsi.h @@ -1,7 +1,7 @@ /******************************************************************* * This file is part of the Emulex Linux Device Driver for * * Fibre Channel Host Bus Adapters. * - * Copyright (C) 2017-2021 Broadcom. All Rights Reserved. The term * + * Copyright (C) 2017-2022 Broadcom. All Rights Reserved. The term * * “Broadcom” refers to Broadcom Inc and/or its subsidiaries. * * Copyright (C) 2004-2016 Emulex. All rights reserved. * * EMULEX and SLI are trademarks of Emulex. * @@ -126,10 +126,6 @@ struct fcp_cmnd { }; -struct lpfc_scsicmd_bkt { - uint32_t cmd_count; -}; - #define LPFC_SCSI_DMA_EXT_SIZE 264 #define LPFC_BPL_SIZE 1024 #define MDAC_DIRECT_CMD 0x22 diff --git a/drivers/scsi/lpfc/lpfc_sli.c b/drivers/scsi/lpfc/lpfc_sli.c index 608016725db9..99d06dc7ddf6 100644 --- a/drivers/scsi/lpfc/lpfc_sli.c +++ b/drivers/scsi/lpfc/lpfc_sli.c @@ -1916,6 +1916,7 @@ lpfc_issue_cmf_sync_wqe(struct lpfc_hba *phba, u32 ms, u64 total) unsigned long iflags; u32 ret_val; u32 atot, wtot, max; + u16 warn_sync_period = 0; /* First address any alarm / warning activity */ atot = atomic_xchg(&phba->cgn_sync_alarm_cnt, 0); @@ -1970,10 +1971,14 @@ lpfc_issue_cmf_sync_wqe(struct lpfc_hba *phba, u32 ms, u64 total) lpfc_acqe_cgn_frequency; bf_set(cmf_sync_wsigmax, &wqe->cmf_sync, max); bf_set(cmf_sync_wsigcnt, &wqe->cmf_sync, wtot); + warn_sync_period = lpfc_acqe_cgn_frequency; } else { /* We hit a FPIN warning condition */ bf_set(cmf_sync_wfpinmax, &wqe->cmf_sync, 1); bf_set(cmf_sync_wfpincnt, &wqe->cmf_sync, 1); + if (phba->cgn_fpin_frequency != LPFC_FPIN_INIT_FREQ) + warn_sync_period = + LPFC_MSECS_TO_SECS(phba->cgn_fpin_frequency); } } @@ -1989,6 +1994,7 @@ initpath: bf_set(cmf_sync_reqtag, &wqe->cmf_sync, sync_buf->iotag); bf_set(cmf_sync_qosd, &wqe->cmf_sync, 1); + bf_set(cmf_sync_period, &wqe->cmf_sync, warn_sync_period); bf_set(cmf_sync_cmd_type, &wqe->cmf_sync, CMF_SYNC_COMMAND); bf_set(cmf_sync_wqec, &wqe->cmf_sync, 1); @@ -2850,6 +2856,7 @@ void lpfc_sli_def_mbox_cmpl(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmb) { struct lpfc_vport *vport = pmb->vport; + struct lpfc_dmabuf *mp; struct lpfc_nodelist *ndlp; struct Scsi_Host *shost; uint16_t rpi, vpi; @@ -2862,6 +2869,12 @@ lpfc_sli_def_mbox_cmpl(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmb) if (!(phba->pport->load_flag & FC_UNLOADING) && pmb->u.mb.mbxCommand == MBX_REG_LOGIN64 && !pmb->u.mb.mbxStatus) { + mp = (struct lpfc_dmabuf *)pmb->ctx_buf; + if (mp) { + pmb->ctx_buf = NULL; + lpfc_mbuf_free(phba, mp->virt, mp->phys); + kfree(mp); + } rpi = pmb->u.mb.un.varWords[0]; vpi = pmb->u.mb.un.varRegLogin.vpi; if (phba->sli_rev == LPFC_SLI_REV4) @@ -6202,6 +6215,9 @@ lpfc_sli4_get_avail_extnt_rsrc(struct lpfc_hba *phba, uint16_t type, struct lpfc_mbx_get_rsrc_extent_info *rsrc_info; LPFC_MBOXQ_t *mbox; + *extnt_count = 0; + *extnt_size = 0; + mbox = (LPFC_MBOXQ_t *) mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL); if (!mbox) return -ENOMEM; @@ -6817,8 +6833,13 @@ lpfc_set_features(struct lpfc_hba *phba, LPFC_MBOXQ_t *mbox, bf_set(lpfc_mbx_set_feature_mi, &mbox->u.mqe.un.set_feature, phba->sli4_hba.pc_sli4_params.mi_ver); break; + case LPFC_SET_LD_SIGNAL: + mbox->u.mqe.un.set_feature.feature = LPFC_SET_LD_SIGNAL; + mbox->u.mqe.un.set_feature.param_len = 16; + bf_set(lpfc_mbx_set_feature_lds_qry, + &mbox->u.mqe.un.set_feature, LPFC_QUERY_LDS_OP); + break; case LPFC_SET_ENABLE_CMF: - bf_set(lpfc_mbx_set_feature_dd, &mbox->u.mqe.un.set_feature, 1); mbox->u.mqe.un.set_feature.feature = LPFC_SET_ENABLE_CMF; mbox->u.mqe.un.set_feature.param_len = 4; bf_set(lpfc_mbx_set_feature_cmf, @@ -7813,6 +7834,62 @@ lpfc_post_rq_buffer(struct lpfc_hba *phba, struct lpfc_queue *hrq, return 1; } +static void +lpfc_mbx_cmpl_read_lds_params(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmb) +{ + union lpfc_sli4_cfg_shdr *shdr; + u32 shdr_status, shdr_add_status; + + shdr = (union lpfc_sli4_cfg_shdr *) + &pmb->u.mqe.un.sli4_config.header.cfg_shdr; + shdr_status = bf_get(lpfc_mbox_hdr_status, &shdr->response); + shdr_add_status = bf_get(lpfc_mbox_hdr_add_status, &shdr->response); + if (shdr_status || shdr_add_status || pmb->u.mb.mbxStatus) { + lpfc_printf_log(phba, KERN_INFO, LOG_LDS_EVENT | LOG_MBOX, + "4622 SET_FEATURE (x%x) mbox failed, " + "status x%x add_status x%x, mbx status x%x\n", + LPFC_SET_LD_SIGNAL, shdr_status, + shdr_add_status, pmb->u.mb.mbxStatus); + phba->degrade_activate_threshold = 0; + phba->degrade_deactivate_threshold = 0; + phba->fec_degrade_interval = 0; + goto out; + } + + phba->degrade_activate_threshold = pmb->u.mqe.un.set_feature.word7; + phba->degrade_deactivate_threshold = pmb->u.mqe.un.set_feature.word8; + phba->fec_degrade_interval = pmb->u.mqe.un.set_feature.word10; + + lpfc_printf_log(phba, KERN_INFO, LOG_LDS_EVENT, + "4624 Success: da x%x dd x%x interval x%x\n", + phba->degrade_activate_threshold, + phba->degrade_deactivate_threshold, + phba->fec_degrade_interval); +out: + mempool_free(pmb, phba->mbox_mem_pool); +} + +int +lpfc_read_lds_params(struct lpfc_hba *phba) +{ + LPFC_MBOXQ_t *mboxq; + int rc; + + mboxq = (LPFC_MBOXQ_t *)mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL); + if (!mboxq) + return -ENOMEM; + + lpfc_set_features(phba, mboxq, LPFC_SET_LD_SIGNAL); + mboxq->vport = phba->pport; + mboxq->mbox_cmpl = lpfc_mbx_cmpl_read_lds_params; + rc = lpfc_sli_issue_mbox(phba, mboxq, MBX_NOWAIT); + if (rc == MBX_NOT_FINISHED) { + mempool_free(mboxq, phba->mbox_mem_pool); + return -EIO; + } + return 0; +} + static void lpfc_mbx_cmpl_cgn_set_ftrs(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmb) { @@ -7959,6 +8036,172 @@ static void lpfc_sli4_dip(struct lpfc_hba *phba) } } +/** + * lpfc_rx_monitor_create_ring - Initialize ring buffer for rx_monitor + * @rx_monitor: Pointer to lpfc_rx_info_monitor object + * @entries: Number of rx_info_entry objects to allocate in ring + * + * Return: + * 0 - Success + * ENOMEM - Failure to kmalloc + **/ +int lpfc_rx_monitor_create_ring(struct lpfc_rx_info_monitor *rx_monitor, + u32 entries) +{ + rx_monitor->ring = kmalloc_array(entries, sizeof(struct rx_info_entry), + GFP_KERNEL); + if (!rx_monitor->ring) + return -ENOMEM; + + rx_monitor->head_idx = 0; + rx_monitor->tail_idx = 0; + spin_lock_init(&rx_monitor->lock); + rx_monitor->entries = entries; + + return 0; +} + +/** + * lpfc_rx_monitor_destroy_ring - Free ring buffer for rx_monitor + * @rx_monitor: Pointer to lpfc_rx_info_monitor object + **/ +void lpfc_rx_monitor_destroy_ring(struct lpfc_rx_info_monitor *rx_monitor) +{ + spin_lock(&rx_monitor->lock); + kfree(rx_monitor->ring); + rx_monitor->ring = NULL; + rx_monitor->entries = 0; + rx_monitor->head_idx = 0; + rx_monitor->tail_idx = 0; + spin_unlock(&rx_monitor->lock); +} + +/** + * lpfc_rx_monitor_record - Insert an entry into rx_monitor's ring + * @rx_monitor: Pointer to lpfc_rx_info_monitor object + * @entry: Pointer to rx_info_entry + * + * Used to insert an rx_info_entry into rx_monitor's ring. Note that this is a + * deep copy of rx_info_entry not a shallow copy of the rx_info_entry ptr. + * + * This is called from lpfc_cmf_timer, which is in timer/softirq context. + * + * In cases of old data overflow, we do a best effort of FIFO order. + **/ +void lpfc_rx_monitor_record(struct lpfc_rx_info_monitor *rx_monitor, + struct rx_info_entry *entry) +{ + struct rx_info_entry *ring = rx_monitor->ring; + u32 *head_idx = &rx_monitor->head_idx; + u32 *tail_idx = &rx_monitor->tail_idx; + spinlock_t *ring_lock = &rx_monitor->lock; + u32 ring_size = rx_monitor->entries; + + spin_lock(ring_lock); + memcpy(&ring[*tail_idx], entry, sizeof(*entry)); + *tail_idx = (*tail_idx + 1) % ring_size; + + /* Best effort of FIFO saved data */ + if (*tail_idx == *head_idx) + *head_idx = (*head_idx + 1) % ring_size; + + spin_unlock(ring_lock); +} + +/** + * lpfc_rx_monitor_report - Read out rx_monitor's ring + * @phba: Pointer to lpfc_hba object + * @rx_monitor: Pointer to lpfc_rx_info_monitor object + * @buf: Pointer to char buffer that will contain rx monitor info data + * @buf_len: Length buf including null char + * @max_read_entries: Maximum number of entries to read out of ring + * + * Used to dump/read what's in rx_monitor's ring buffer. + * + * If buf is NULL || buf_len == 0, then it is implied that we want to log the + * information to kmsg instead of filling out buf. + * + * Return: + * Number of entries read out of the ring + **/ +u32 lpfc_rx_monitor_report(struct lpfc_hba *phba, + struct lpfc_rx_info_monitor *rx_monitor, char *buf, + u32 buf_len, u32 max_read_entries) +{ + struct rx_info_entry *ring = rx_monitor->ring; + struct rx_info_entry *entry; + u32 *head_idx = &rx_monitor->head_idx; + u32 *tail_idx = &rx_monitor->tail_idx; + spinlock_t *ring_lock = &rx_monitor->lock; + u32 ring_size = rx_monitor->entries; + u32 cnt = 0; + char tmp[DBG_LOG_STR_SZ] = {0}; + bool log_to_kmsg = (!buf || !buf_len) ? true : false; + + if (!log_to_kmsg) { + /* clear the buffer to be sure */ + memset(buf, 0, buf_len); + + scnprintf(buf, buf_len, "\t%-16s%-16s%-16s%-16s%-8s%-8s%-8s" + "%-8s%-8s%-8s%-16s\n", + "MaxBPI", "Tot_Data_CMF", + "Tot_Data_Cmd", "Tot_Data_Cmpl", + "Lat(us)", "Avg_IO", "Max_IO", "Bsy", + "IO_cnt", "Info", "BWutil(ms)"); + } + + /* Needs to be _bh because record is called from timer interrupt + * context + */ + spin_lock_bh(ring_lock); + while (*head_idx != *tail_idx) { + entry = &ring[*head_idx]; + + /* Read out this entry's data. */ + if (!log_to_kmsg) { + /* If !log_to_kmsg, then store to buf. */ + scnprintf(tmp, sizeof(tmp), + "%03d:\t%-16llu%-16llu%-16llu%-16llu%-8llu" + "%-8llu%-8llu%-8u%-8u%-8u%u(%u)\n", + *head_idx, entry->max_bytes_per_interval, + entry->cmf_bytes, entry->total_bytes, + entry->rcv_bytes, entry->avg_io_latency, + entry->avg_io_size, entry->max_read_cnt, + entry->cmf_busy, entry->io_cnt, + entry->cmf_info, entry->timer_utilization, + entry->timer_interval); + + /* Check for buffer overflow */ + if ((strlen(buf) + strlen(tmp)) >= buf_len) + break; + + /* Append entry's data to buffer */ + strlcat(buf, tmp, buf_len); + } else { + lpfc_printf_log(phba, KERN_INFO, LOG_CGN_MGMT, + "4410 %02u: MBPI %llu Xmit %llu " + "Cmpl %llu Lat %llu ASz %llu Info %02u " + "BWUtil %u Int %u slot %u\n", + cnt, entry->max_bytes_per_interval, + entry->total_bytes, entry->rcv_bytes, + entry->avg_io_latency, + entry->avg_io_size, entry->cmf_info, + entry->timer_utilization, + entry->timer_interval, *head_idx); + } + + *head_idx = (*head_idx + 1) % ring_size; + + /* Don't feed more than max_read_entries */ + cnt++; + if (cnt >= max_read_entries) + break; + } + spin_unlock_bh(ring_lock); + + return cnt; +} + /** * lpfc_cmf_setup - Initialize idle_stat tracking * @phba: Pointer to HBA context object. @@ -8133,19 +8376,29 @@ no_cmf: phba->cmf_interval_rate = LPFC_CMF_INTERVAL; /* Allocate RX Monitor Buffer */ - if (!phba->rxtable) { - phba->rxtable = kmalloc_array(LPFC_MAX_RXMONITOR_ENTRY, - sizeof(struct rxtable_entry), - GFP_KERNEL); - if (!phba->rxtable) { + if (!phba->rx_monitor) { + phba->rx_monitor = kzalloc(sizeof(*phba->rx_monitor), + GFP_KERNEL); + + if (!phba->rx_monitor) { lpfc_printf_log(phba, KERN_ERR, LOG_INIT, "2644 Failed to alloc memory " "for RX Monitor Buffer\n"); return -ENOMEM; } + + /* Instruct the rx_monitor object to instantiate its ring */ + if (lpfc_rx_monitor_create_ring(phba->rx_monitor, + LPFC_MAX_RXMONITOR_ENTRY)) { + kfree(phba->rx_monitor); + phba->rx_monitor = NULL; + lpfc_printf_log(phba, KERN_ERR, LOG_INIT, + "2645 Failed to alloc memory " + "for RX Monitor's Ring\n"); + return -ENOMEM; + } } - atomic_set(&phba->rxtable_idx_head, 0); - atomic_set(&phba->rxtable_idx_tail, 0); + return 0; } @@ -10322,12 +10575,10 @@ static int __lpfc_sli_issue_fcp_io_s4(struct lpfc_hba *phba, uint32_t ring_number, struct lpfc_iocbq *piocb, uint32_t flag) { - int rc; struct lpfc_io_buf *lpfc_cmd = piocb->io_buf; lpfc_prep_embed_io(phba, lpfc_cmd); - rc = lpfc_sli4_issue_wqe(phba, lpfc_cmd->hdwq, piocb); - return rc; + return lpfc_sli4_issue_wqe(phba, lpfc_cmd->hdwq, piocb); } void diff --git a/drivers/scsi/lpfc/lpfc_sli4.h b/drivers/scsi/lpfc/lpfc_sli4.h index 1ddad5b170a6..cbb1aa1cf025 100644 --- a/drivers/scsi/lpfc/lpfc_sli4.h +++ b/drivers/scsi/lpfc/lpfc_sli4.h @@ -489,7 +489,7 @@ struct lpfc_hba; #define LPFC_SLI4_HANDLER_NAME_SZ 16 struct lpfc_hba_eq_hdl { uint32_t idx; - uint16_t irq; + int irq; char handler_name[LPFC_SLI4_HANDLER_NAME_SZ]; struct lpfc_hba *phba; struct lpfc_queue *eq; @@ -611,6 +611,8 @@ struct lpfc_vector_map_info { }; #define LPFC_VECTOR_MAP_EMPTY 0xffff +#define LPFC_IRQ_EMPTY 0xffffffff + /* Multi-XRI pool */ #define XRI_BATCH 8 diff --git a/drivers/scsi/lpfc/lpfc_version.h b/drivers/scsi/lpfc/lpfc_version.h index 63eba9928e4b..192d5630a44d 100644 --- a/drivers/scsi/lpfc/lpfc_version.h +++ b/drivers/scsi/lpfc/lpfc_version.h @@ -20,7 +20,7 @@ * included with this package. * *******************************************************************/ -#define LPFC_DRIVER_VERSION "14.2.0.5" +#define LPFC_DRIVER_VERSION "14.2.0.7" #define LPFC_DRIVER_NAME "lpfc" /* Used for SLI 2/3 */ diff --git a/drivers/scsi/lpfc/lpfc_vmid.c b/drivers/scsi/lpfc/lpfc_vmid.c index f64ced04b912..ed1d7f7b88a3 100644 --- a/drivers/scsi/lpfc/lpfc_vmid.c +++ b/drivers/scsi/lpfc/lpfc_vmid.c @@ -245,9 +245,7 @@ int lpfc_vmid_get_appid(struct lpfc_vport *vport, char *uuid, /* allocate the per cpu variable for holding */ /* the last access time stamp only if VMID is enabled */ if (!vmp->last_io_time) - vmp->last_io_time = __alloc_percpu(sizeof(u64), - __alignof__(struct - lpfc_vmid)); + vmp->last_io_time = alloc_percpu_gfp(u64, GFP_ATOMIC); if (!vmp->last_io_time) { hash_del(&vmp->hnode); vmp->flag = LPFC_VMID_SLOT_FREE; diff --git a/drivers/scsi/lpfc/lpfc_vport.c b/drivers/scsi/lpfc/lpfc_vport.c index e7efb025ed50..4d171f5c213f 100644 --- a/drivers/scsi/lpfc/lpfc_vport.c +++ b/drivers/scsi/lpfc/lpfc_vport.c @@ -809,74 +809,3 @@ lpfc_destroy_vport_work_array(struct lpfc_hba *phba, struct lpfc_vport **vports) kfree(vports); } - -/** - * lpfc_vport_reset_stat_data - Reset the statistical data for the vport - * @vport: Pointer to vport object. - * - * This function resets the statistical data for the vport. This function - * is called with the host_lock held - **/ -void -lpfc_vport_reset_stat_data(struct lpfc_vport *vport) -{ - struct lpfc_nodelist *ndlp = NULL, *next_ndlp = NULL; - - list_for_each_entry_safe(ndlp, next_ndlp, &vport->fc_nodes, nlp_listp) { - if (ndlp->lat_data) - memset(ndlp->lat_data, 0, LPFC_MAX_BUCKET_COUNT * - sizeof(struct lpfc_scsicmd_bkt)); - } -} - - -/** - * lpfc_alloc_bucket - Allocate data buffer required for statistical data - * @vport: Pointer to vport object. - * - * This function allocates data buffer required for all the FC - * nodes of the vport to collect statistical data. - **/ -void -lpfc_alloc_bucket(struct lpfc_vport *vport) -{ - struct lpfc_nodelist *ndlp = NULL, *next_ndlp = NULL; - - list_for_each_entry_safe(ndlp, next_ndlp, &vport->fc_nodes, nlp_listp) { - - kfree(ndlp->lat_data); - ndlp->lat_data = NULL; - - if (ndlp->nlp_state == NLP_STE_MAPPED_NODE) { - ndlp->lat_data = kcalloc(LPFC_MAX_BUCKET_COUNT, - sizeof(struct lpfc_scsicmd_bkt), - GFP_ATOMIC); - - if (!ndlp->lat_data) - lpfc_printf_vlog(vport, KERN_ERR, - LOG_TRACE_EVENT, - "0287 lpfc_alloc_bucket failed to " - "allocate statistical data buffer DID " - "0x%x\n", ndlp->nlp_DID); - } - } -} - -/** - * lpfc_free_bucket - Free data buffer required for statistical data - * @vport: Pointer to vport object. - * - * Th function frees statistical data buffer of all the FC - * nodes of the vport. - **/ -void -lpfc_free_bucket(struct lpfc_vport *vport) -{ - struct lpfc_nodelist *ndlp = NULL, *next_ndlp = NULL; - - list_for_each_entry_safe(ndlp, next_ndlp, &vport->fc_nodes, nlp_listp) { - - kfree(ndlp->lat_data); - ndlp->lat_data = NULL; - } -} diff --git a/drivers/scsi/lpfc/lpfc_vport.h b/drivers/scsi/lpfc/lpfc_vport.h index f4b8528dd2e7..fa60c146c169 100644 --- a/drivers/scsi/lpfc/lpfc_vport.h +++ b/drivers/scsi/lpfc/lpfc_vport.h @@ -1,7 +1,7 @@ /******************************************************************* * This file is part of the Emulex Linux Device Driver for * * Fibre Channel Host Bus Adapters. * - * Copyright (C) 2017-2018 Broadcom. All Rights Reserved. The term * + * Copyright (C) 2017-2022 Broadcom. All Rights Reserved. The term * * “Broadcom” refers to Broadcom Inc. and/or its subsidiaries. * * Copyright (C) 2004-2006 Emulex. All rights reserved. * * EMULEX and SLI are trademarks of Emulex. * @@ -115,8 +115,4 @@ struct vport_cmd_tag { void lpfc_vport_set_state(struct lpfc_vport *vport, enum fc_vport_state new_state); -void lpfc_vport_reset_stat_data(struct lpfc_vport *); -void lpfc_alloc_bucket(struct lpfc_vport *); -void lpfc_free_bucket(struct lpfc_vport *); - #endif /* H_LPFC_VPORT */ diff --git a/drivers/scsi/megaraid/megaraid_mbox.c b/drivers/scsi/megaraid/megaraid_mbox.c index 157c3bdb50be..132de68c14e9 100644 --- a/drivers/scsi/megaraid/megaraid_mbox.c +++ b/drivers/scsi/megaraid/megaraid_mbox.c @@ -3979,7 +3979,7 @@ megaraid_mbox_app_hndl_show(struct device *dev, struct device_attribute *attr, c app_hndl = mraid_mm_adapter_app_handle(adapter->unique_id); - return snprintf(buf, 8, "%u\n", app_hndl); + return sysfs_emit(buf, "%u\n", app_hndl); } @@ -4048,7 +4048,7 @@ megaraid_mbox_ld_show(struct device *dev, struct device_attribute *attr, char *b } } - return snprintf(buf, 36, "%d %d %d %d\n", scsi_id, logical_drv, + return sysfs_emit(buf, "%d %d %d %d\n", scsi_id, logical_drv, ldid_map, app_hndl); } diff --git a/drivers/scsi/megaraid/megaraid_sas_base.c b/drivers/scsi/megaraid/megaraid_sas_base.c index 4ae85d590801..9be4ba61a076 100644 --- a/drivers/scsi/megaraid/megaraid_sas_base.c +++ b/drivers/scsi/megaraid/megaraid_sas_base.c @@ -4021,10 +4021,8 @@ megasas_deplete_reply_queue(struct megasas_instance *instance, u32 mfiStatus; u32 fw_state; - if ((mfiStatus = instance->instancet->check_reset(instance, - instance->reg_set)) == 1) { + if (instance->instancet->check_reset(instance, instance->reg_set) == 1) return IRQ_HANDLED; - } mfiStatus = instance->instancet->clear_intr(instance); if (mfiStatus == 0) { @@ -5155,9 +5153,9 @@ static void megasas_update_ext_vd_details(struct megasas_instance *instance) fusion->current_map_sz = ventura_map_sz; fusion->max_map_sz = ventura_map_sz; } else { - fusion->old_map_sz = sizeof(struct MR_FW_RAID_MAP) + - (sizeof(struct MR_LD_SPAN_MAP) * - (instance->fw_supported_vd_count - 1)); + fusion->old_map_sz = + struct_size((struct MR_FW_RAID_MAP *)0, ldSpanMap, + instance->fw_supported_vd_count); fusion->new_map_sz = sizeof(struct MR_FW_RAID_MAP_EXT); fusion->max_map_sz = @@ -5790,10 +5788,10 @@ megasas_setup_jbod_map(struct megasas_instance *instance) { int i; struct fusion_context *fusion = instance->ctrl_context; - u32 pd_seq_map_sz; + size_t pd_seq_map_sz; - pd_seq_map_sz = sizeof(struct MR_PD_CFG_SEQ_NUM_SYNC) + - (sizeof(struct MR_PD_CFG_SEQ) * (MAX_PHYSICAL_DEVICES - 1)); + pd_seq_map_sz = struct_size((struct MR_PD_CFG_SEQ_NUM_SYNC *)0, seq, + MAX_PHYSICAL_DEVICES); instance->use_seqnum_jbod_fp = instance->support_seqnum_jbod_fp; @@ -7968,7 +7966,7 @@ static void megasas_detach_one(struct pci_dev *pdev) struct Scsi_Host *host; struct megasas_instance *instance; struct fusion_context *fusion; - u32 pd_seq_map_sz; + size_t pd_seq_map_sz; instance = pci_get_drvdata(pdev); @@ -8040,9 +8038,9 @@ skip_firing_dcmds: if (instance->adapter_type != MFI_SERIES) { megasas_release_fusion(instance); - pd_seq_map_sz = sizeof(struct MR_PD_CFG_SEQ_NUM_SYNC) + - (sizeof(struct MR_PD_CFG_SEQ) * - (MAX_PHYSICAL_DEVICES - 1)); + pd_seq_map_sz = + struct_size((struct MR_PD_CFG_SEQ_NUM_SYNC *)0, + seq, MAX_PHYSICAL_DEVICES); for (i = 0; i < 2 ; i++) { if (fusion->ld_map[i]) dma_free_coherent(&instance->pdev->dev, diff --git a/drivers/scsi/megaraid/megaraid_sas_fp.c b/drivers/scsi/megaraid/megaraid_sas_fp.c index 83f69c33b01a..da1cad1ee123 100644 --- a/drivers/scsi/megaraid/megaraid_sas_fp.c +++ b/drivers/scsi/megaraid/megaraid_sas_fp.c @@ -326,9 +326,9 @@ u8 MR_ValidateMapInfo(struct megasas_instance *instance, u64 map_id) else if (instance->supportmax256vd) expected_size = sizeof(struct MR_FW_RAID_MAP_EXT); else - expected_size = - (sizeof(struct MR_FW_RAID_MAP) - sizeof(struct MR_LD_SPAN_MAP) + - (sizeof(struct MR_LD_SPAN_MAP) * le16_to_cpu(pDrvRaidMap->ldCount))); + expected_size = struct_size((struct MR_FW_RAID_MAP *)0, + ldSpanMap, + le16_to_cpu(pDrvRaidMap->ldCount)); if (le32_to_cpu(pDrvRaidMap->totalSize) != expected_size) { dev_dbg(&instance->pdev->dev, "megasas: map info structure size 0x%x", diff --git a/drivers/scsi/megaraid/megaraid_sas_fusion.c b/drivers/scsi/megaraid/megaraid_sas_fusion.c index 09c5fe37754c..6650f8c8e9b0 100644 --- a/drivers/scsi/megaraid/megaraid_sas_fusion.c +++ b/drivers/scsi/megaraid/megaraid_sas_fusion.c @@ -1310,7 +1310,7 @@ megasas_sync_pd_seq_num(struct megasas_instance *instance, bool pend) { pd_sync = (void *)fusion->pd_seq_sync[(instance->pd_seq_map_id & 1)]; pd_seq_h = fusion->pd_seq_phys[(instance->pd_seq_map_id & 1)]; - pd_seq_map_sz = struct_size(pd_sync, seq, MAX_PHYSICAL_DEVICES - 1); + pd_seq_map_sz = struct_size(pd_sync, seq, MAX_PHYSICAL_DEVICES); cmd = megasas_get_cmd(instance); if (!cmd) { diff --git a/drivers/scsi/megaraid/megaraid_sas_fusion.h b/drivers/scsi/megaraid/megaraid_sas_fusion.h index ce84f811e5e1..49e9a9048ee7 100644 --- a/drivers/scsi/megaraid/megaraid_sas_fusion.h +++ b/drivers/scsi/megaraid/megaraid_sas_fusion.h @@ -942,7 +942,7 @@ struct MR_FW_RAID_MAP { u8 reserved2[7]; struct MR_ARRAY_INFO arMapInfo[MAX_RAIDMAP_ARRAYS]; struct MR_DEV_HANDLE_INFO devHndlInfo[MAX_RAIDMAP_PHYSICAL_DEVICES]; - struct MR_LD_SPAN_MAP ldSpanMap[1]; + struct MR_LD_SPAN_MAP ldSpanMap[]; }; struct IO_REQUEST_INFO { @@ -1053,7 +1053,7 @@ struct MR_FW_RAID_MAP_DYNAMIC { struct MR_RAID_MAP_DESC_TABLE raid_map_desc_table[RAID_MAP_DESC_TYPE_COUNT]; /* Variable Size buffer containing all data */ - u32 raid_map_desc_data[1]; + u32 raid_map_desc_data[]; }; /* Dynamicaly sized RAID MAp structure */ #define IEEE_SGE_FLAGS_ADDR_MASK (0x03) @@ -1148,7 +1148,7 @@ typedef struct LOG_BLOCK_SPAN_INFO { struct MR_FW_RAID_MAP_ALL { struct MR_FW_RAID_MAP raidMap; - struct MR_LD_SPAN_MAP ldSpanMap[MAX_LOGICAL_DRIVES - 1]; + struct MR_LD_SPAN_MAP ldSpanMap[MAX_LOGICAL_DRIVES]; } __attribute__ ((packed)); struct MR_DRV_RAID_MAP { @@ -1182,7 +1182,7 @@ struct MR_DRV_RAID_MAP { devHndlInfo[MAX_RAIDMAP_PHYSICAL_DEVICES_DYN]; u16 ldTgtIdToLd[MAX_LOGICAL_DRIVES_DYN]; struct MR_ARRAY_INFO arMapInfo[MAX_API_ARRAYS_DYN]; - struct MR_LD_SPAN_MAP ldSpanMap[1]; + struct MR_LD_SPAN_MAP ldSpanMap[]; }; @@ -1193,7 +1193,7 @@ struct MR_DRV_RAID_MAP { struct MR_DRV_RAID_MAP_ALL { struct MR_DRV_RAID_MAP raidMap; - struct MR_LD_SPAN_MAP ldSpanMap[MAX_LOGICAL_DRIVES_DYN - 1]; + struct MR_LD_SPAN_MAP ldSpanMap[MAX_LOGICAL_DRIVES_DYN]; } __packed; @@ -1249,7 +1249,7 @@ struct MR_PD_CFG_SEQ { struct MR_PD_CFG_SEQ_NUM_SYNC { __le32 size; __le32 count; - struct MR_PD_CFG_SEQ seq[1]; + struct MR_PD_CFG_SEQ seq[]; } __packed; /* stream detection */ diff --git a/drivers/scsi/mpi3mr/Makefile b/drivers/scsi/mpi3mr/Makefile index f5cdbe48c150..ef86ca46646b 100644 --- a/drivers/scsi/mpi3mr/Makefile +++ b/drivers/scsi/mpi3mr/Makefile @@ -3,3 +3,4 @@ obj-m += mpi3mr.o mpi3mr-y += mpi3mr_os.o \ mpi3mr_fw.o \ mpi3mr_app.o \ + mpi3mr_transport.o diff --git a/drivers/scsi/mpi3mr/mpi/mpi30_cnfg.h b/drivers/scsi/mpi3mr/mpi/mpi30_cnfg.h index 4cd9f24e544c..0a2af48915a5 100644 --- a/drivers/scsi/mpi3mr/mpi/mpi30_cnfg.h +++ b/drivers/scsi/mpi3mr/mpi/mpi30_cnfg.h @@ -1,7 +1,6 @@ /* SPDX-License-Identifier: GPL-2.0-or-later */ /* - * Copyright 2017-2021 Broadcom Inc. All rights reserved. - * + * Copyright 2017-2022 Broadcom Inc. All rights reserved. */ #ifndef MPI30_CNFG_H #define MPI30_CNFG_H 1 @@ -100,6 +99,7 @@ struct mpi3_config_page_header { #define MPI3_SAS_NEG_LINK_RATE_LOGICAL_MASK (0xf0) #define MPI3_SAS_NEG_LINK_RATE_LOGICAL_SHIFT (4) #define MPI3_SAS_NEG_LINK_RATE_PHYSICAL_MASK (0x0f) +#define MPI3_SAS_NEG_LINK_RATE_PHYSICAL_SHIFT (0) #define MPI3_SAS_NEG_LINK_RATE_UNKNOWN_LINK_RATE (0x00) #define MPI3_SAS_NEG_LINK_RATE_PHY_DISABLED (0x01) #define MPI3_SAS_NEG_LINK_RATE_NEGOTIATION_FAILED (0x02) @@ -135,6 +135,16 @@ struct mpi3_config_page_header { #define MPI3_SAS_PHYINFO_PHY_POWER_CONDITION_ACTIVE (0x00000000) #define MPI3_SAS_PHYINFO_PHY_POWER_CONDITION_PARTIAL (0x08000000) #define MPI3_SAS_PHYINFO_PHY_POWER_CONDITION_SLUMBER (0x10000000) +#define MPI3_SAS_NEG_LINK_RATE_PHYSICAL_SHIFT (0) +#define MPI3_SAS_PHYINFO_REQUESTED_INSIDE_ZPSDS_CHANGED_MASK (0x04000000) +#define MPI3_SAS_PHYINFO_REQUESTED_INSIDE_ZPSDS_CHANGED_SHIFT (26) +#define MPI3_SAS_PHYINFO_INSIDE_ZPSDS_PERSISTENT_MASK (0x02000000) +#define MPI3_SAS_PHYINFO_INSIDE_ZPSDS_PERSISTENT_SHIFT (25) +#define MPI3_SAS_PHYINFO_REQUESTED_INSIDE_ZPSDS_MASK (0x01000000) +#define MPI3_SAS_PHYINFO_REQUESTED_INSIDE_ZPSDS_SHIFT (24) +#define MPI3_SAS_PHYINFO_ZONE_GROUP_PERSISTENT (0x00400000) +#define MPI3_SAS_PHYINFO_INSIDE_ZPSDS_WITHIN (0x00200000) +#define MPI3_SAS_PHYINFO_ZONING_ENABLED (0x00100000) #define MPI3_SAS_PHYINFO_REASON_MASK (0x000f0000) #define MPI3_SAS_PHYINFO_REASON_UNKNOWN (0x00000000) #define MPI3_SAS_PHYINFO_REASON_POWER_ON (0x00010000) @@ -210,7 +220,7 @@ struct mpi3_man_page0 { u8 board_rework_day; u8 board_rework_month; __le16 board_rework_year; - __le64 board_revision; + u8 board_revision[8]; u8 e_pack_fru[16]; u8 product_name[256]; }; @@ -226,6 +236,15 @@ struct mpi3_man_page1 { }; #define MPI3_MAN1_PAGEVERSION (0x00) +struct mpi3_man_page2 { + struct mpi3_config_page_header header; + u8 flags; + u8 reserved09[3]; + __le32 reserved0c[3]; + u8 oem_board_tracer_number[32]; +}; +#define MPI3_MAN2_PAGEVERSION (0x00) +#define MPI3_MAN2_FLAGS_TRACER_PRESENT (0x01) struct mpi3_man5_phy_entry { __le64 ioc_wwid; __le64 device_name; @@ -338,6 +357,8 @@ struct mpi3_man7_receptacle_info { #define MPI3_MAN7_LOCATION_INTERNAL (0x01) #define MPI3_MAN7_LOCATION_EXTERNAL (0x02) #define MPI3_MAN7_LOCATION_VIRTUAL (0x03) +#define MPI3_MAN7_LOCATION_HOST (0x04) +#define MPI3_MAN7_CONNECTOR_TYPE_NO_INFO (0x00) #define MPI3_MAN7_PEDCLK_ROUTING_MASK (0x10) #define MPI3_MAN7_PEDCLK_ROUTING_DIRECT (0x00) #define MPI3_MAN7_PEDCLK_ROUTING_CLOCK_BUFFER (0x10) @@ -369,7 +390,8 @@ struct mpi3_man8_phy_info { __le32 reserved0c; }; -#define MPI3_MAN8_PHY_INFO_RECEPTACLE_ID_HOST_PHY (0xff) +#define MPI3_MAN8_PHY_INFO_RECEPTACLE_ID_NOT_ASSOCIATED (0xff) +#define MPI3_MAN8_PHY_INFO_CONNECTOR_LANE_NOT_ASSOCIATED (0xff) #ifndef MPI3_MAN8_PHY_INFO_MAX #define MPI3_MAN8_PHY_INFO_MAX (1) #endif @@ -536,6 +558,10 @@ struct mpi3_man11_bkplane_spec_non_ubm_format { #define MPI3_MAN11_BKPLANE_NON_UBM_FLAGS_GROUP_MASK (0xf000) #define MPI3_MAN11_BKPLANE_NON_UBM_FLAGS_GROUP_SHIFT (12) #define MPI3_MAN11_BKPLANE_NON_UBM_FLAGS_REFCLK_POLICY_ALWAYS_ENABLED (0x0200) +#define MPI3_MAN11_BKPLANE_NON_UBM_FLAGS_LINKWIDTH_MASK (0x00c0) +#define MPI3_MAN11_BKPLANE_NON_UBM_FLAGS_LINKWIDTH_4 (0x0000) +#define MPI3_MAN11_BKPLANE_NON_UBM_FLAGS_LINKWIDTH_2 (0x0040) +#define MPI3_MAN11_BKPLANE_NON_UBM_FLAGS_LINKWIDTH_1 (0x0080) #define MPI3_MAN11_BKPLANE_NON_UBM_FLAGS_PRESENCE_DETECT_MASK (0x0030) #define MPI3_MAN11_BKPLANE_NON_UBM_FLAGS_PRESENCE_DETECT_GPIO (0x0000) #define MPI3_MAN11_BKPLANE_NON_UBM_FLAGS_PRESENCE_DETECT_REG (0x0010) @@ -825,19 +851,16 @@ struct mpi3_man_page21 { }; #define MPI3_MAN21_PAGEVERSION (0x00) -#define MPI3_MAN21_FLAGS_HOST_METADATA_CAPABILITY_MASK (0x80) -#define MPI3_MAN21_FLAGS_HOST_METADATA_CAPABILITY_ENABLED (0x80) -#define MPI3_MAN21_FLAGS_HOST_METADATA_CAPABILITY_DISABLED (0x00) -#define MPI3_MAN21_FLAGS_UNCERTIFIED_DRIVES_MASK (0x60) -#define MPI3_MAN21_FLAGS_UNCERTIFIED_DRIVES_BLOCK (0x00) -#define MPI3_MAN21_FLAGS_UNCERTIFIED_DRIVES_ALLOW (0x20) -#define MPI3_MAN21_FLAGS_UNCERTIFIED_DRIVES_WARN (0x40) -#define MPI3_MAN21_FLAGS_BLOCK_SSD_WR_CACHE_CHANGE_MASK (0x08) -#define MPI3_MAN21_FLAGS_BLOCK_SSD_WR_CACHE_CHANGE_ALLOW (0x00) -#define MPI3_MAN21_FLAGS_BLOCK_SSD_WR_CACHE_CHANGE_PREVENT (0x08) -#define MPI3_MAN21_FLAGS_SES_VPD_ASSOC_MASK (0x01) -#define MPI3_MAN21_FLAGS_SES_VPD_ASSOC_DEFAULT (0x00) -#define MPI3_MAN21_FLAGS_SES_VPD_ASSOC_OEM_SPECIFIC (0x01) +#define MPI3_MAN21_FLAGS_UNCERTIFIED_DRIVES_MASK (0x00000060) +#define MPI3_MAN21_FLAGS_UNCERTIFIED_DRIVES_BLOCK (0x00000000) +#define MPI3_MAN21_FLAGS_UNCERTIFIED_DRIVES_ALLOW (0x00000020) +#define MPI3_MAN21_FLAGS_UNCERTIFIED_DRIVES_WARN (0x00000040) +#define MPI3_MAN21_FLAGS_BLOCK_SSD_WR_CACHE_CHANGE_MASK (0x00000008) +#define MPI3_MAN21_FLAGS_BLOCK_SSD_WR_CACHE_CHANGE_ALLOW (0x00000000) +#define MPI3_MAN21_FLAGS_BLOCK_SSD_WR_CACHE_CHANGE_PREVENT (0x00000008) +#define MPI3_MAN21_FLAGS_SES_VPD_ASSOC_MASK (0x00000001) +#define MPI3_MAN21_FLAGS_SES_VPD_ASSOC_DEFAULT (0x00000000) +#define MPI3_MAN21_FLAGS_SES_VPD_ASSOC_OEM_SPECIFIC (0x00000001) #ifndef MPI3_MAN_PROD_SPECIFIC_MAX #define MPI3_MAN_PROD_SPECIFIC_MAX (1) #endif @@ -995,7 +1018,12 @@ struct mpi3_io_unit_page5 { #define MPI3_IOUNIT5_DEVICE_SHUTDOWN_SATA_SSD_MASK (0x000c) #define MPI3_IOUNIT5_DEVICE_SHUTDOWN_SATA_SSD_SHIFT (2) #define MPI3_IOUNIT5_DEVICE_SHUTDOWN_SAS_SSD_MASK (0x0003) -#define MPI3_IOUNIT5_DEVICE_SHUTDOWN_SAA_SSD_SHIFT (0) +#define MPI3_IOUNIT5_DEVICE_SHUTDOWN_SAS_SSD_SHIFT (0) +#define MPI3_IOUNIT5_FLAGS_SATAPUIS_MASK (0x0c) +#define MPI3_IOUNIT5_FLAGS_SATAPUIS_NOT_SUPPORTED (0x00) +#define MPI3_IOUNIT5_FLAGS_SATAPUIS_OS_CONTROLLED (0x04) +#define MPI3_IOUNIT5_FLAGS_SATAPUIS_APP_CONTROLLED (0x08) +#define MPI3_IOUNIT5_FLAGS_SATAPUIS_BLOCKED (0x0c) #define MPI3_IOUNIT5_FLAGS_POWER_CAPABLE_SPINUP (0x02) #define MPI3_IOUNIT5_FLAGS_AUTO_PORT_ENABLE (0x01) #define MPI3_IOUNIT5_PHY_SPINUP_GROUP_MASK (0x03) @@ -1027,7 +1055,8 @@ struct mpi3_io_unit_page8 { u8 slots_available; u8 current_key_encryption_algo; u8 key_digest_hash_algo; - __le32 reserved10[2]; + union mpi3_version_union current_svn; + __le32 reserved14; __le32 current_key[128]; union mpi3_iounit8_digest digest[MPI3_IOUNIT8_DIGEST_MAX]; }; @@ -1036,6 +1065,7 @@ struct mpi3_io_unit_page8 { #define MPI3_IOUNIT8_SBMODE_SECURE_DEBUG (0x04) #define MPI3_IOUNIT8_SBMODE_HARD_SECURE (0x02) #define MPI3_IOUNIT8_SBMODE_CONFIG_SECURE (0x01) +#define MPI3_IOUNIT8_SBSTATE_SVN_UPDATE_PENDING (0x04) #define MPI3_IOUNIT8_SBSTATE_KEY_UPDATE_PENDING (0x02) #define MPI3_IOUNIT8_SBSTATE_SECURE_BOOT_ENABLED (0x01) struct mpi3_io_unit_page9 { @@ -1045,9 +1075,14 @@ struct mpi3_io_unit_page9 { __le16 reserved0e; }; -#define MPI3_IOUNIT9_PAGEVERSION (0x00) -#define MPI3_IOUNIT9_FLAGS_VDFIRST_ENABLED (0x01) -#define MPI3_IOUNIT9_FIRSTDEVICE_UNKNOWN (0xffff) +#define MPI3_IOUNIT9_PAGEVERSION (0x00) +#define MPI3_IOUNIT9_FLAGS_UBM_ENCLOSURE_ORDER_MASK (0x00000006) +#define MPI3_IOUNIT9_FLAGS_UBM_ENCLOSURE_ORDER_SHIFT (1) +#define MPI3_IOUNIT9_FLAGS_UBM_ENCLOSURE_ORDER_NONE (0x00000000) +#define MPI3_IOUNIT9_FLAGS_UBM_ENCLOSURE_ORDER_RECEPTACLE (0x00000002) +#define MPI3_IOUNIT9_FLAGS_UBM_ENCLOSURE_ORDER_BACKPLANE_TYPE (0x00000004) +#define MPI3_IOUNIT9_FLAGS_VDFIRST_ENABLED (0x00000001) +#define MPI3_IOUNIT9_FIRSTDEVICE_UNKNOWN (0xffff) struct mpi3_io_unit_page10 { struct mpi3_config_page_header header; u8 flags; @@ -1090,6 +1125,57 @@ struct mpi3_io_unit_page11 { struct mpi3_iounit11_profile profile[MPI3_IOUNIT11_PROFILE_MAX]; }; #define MPI3_IOUNIT11_PAGEVERSION (0x00) +#ifndef MPI3_IOUNIT12_BUCKET_MAX +#define MPI3_IOUNIT12_BUCKET_MAX (1) +#endif +struct mpi3_iounit12_bucket { + u8 coalescing_depth; + u8 coalescing_timeout; + __le16 io_count_low_boundary; + __le32 reserved04; +}; +struct mpi3_io_unit_page12 { + struct mpi3_config_page_header header; + __le32 flags; + __le32 reserved0c[4]; + u8 num_buckets; + u8 reserved1d[3]; + struct mpi3_iounit12_bucket bucket[MPI3_IOUNIT12_BUCKET_MAX]; +}; +#define MPI3_IOUNIT12_PAGEVERSION (0x00) +#define MPI3_IOUNIT12_FLAGS_NUMPASSES_MASK (0x00000300) +#define MPI3_IOUNIT12_FLAGS_NUMPASSES_SHIFT (8) +#define MPI3_IOUNIT12_FLAGS_NUMPASSES_8 (0x00000000) +#define MPI3_IOUNIT12_FLAGS_NUMPASSES_16 (0x00000100) +#define MPI3_IOUNIT12_FLAGS_NUMPASSES_32 (0x00000200) +#define MPI3_IOUNIT12_FLAGS_NUMPASSES_64 (0x00000300) +#define MPI3_IOUNIT12_FLAGS_PASSPERIOD_MASK (0x00000003) +#define MPI3_IOUNIT12_FLAGS_PASSPERIOD_DISABLED (0x00000000) +#define MPI3_IOUNIT12_FLAGS_PASSPERIOD_500US (0x00000001) +#define MPI3_IOUNIT12_FLAGS_PASSPERIOD_1MS (0x00000002) +#define MPI3_IOUNIT12_FLAGS_PASSPERIOD_2MS (0x00000003) +#ifndef MPI3_IOUNIT13_FUNC_MAX +#define MPI3_IOUNIT13_FUNC_MAX (1) +#endif +struct mpi3_iounit13_allowed_function { + __le16 sub_function; + u8 function_code; + u8 fuction_flags; +}; +#define MPI3_IOUNIT13_FUNCTION_FLAGS_ADMIN_BLOCKED (0x04) +#define MPI3_IOUNIT13_FUNCTION_FLAGS_OOB_BLOCKED (0x02) +#define MPI3_IOUNIT13_FUNCTION_FLAGS_CHECK_SUBFUNCTION_ENABLED (0x01) +struct mpi3_io_unit_page13 { + struct mpi3_config_page_header header; + __le16 flags; + __le16 reserved0a; + u8 num_allowed_functions; + u8 reserved0d[3]; + struct mpi3_iounit13_allowed_function allowed_function[MPI3_IOUNIT13_FUNC_MAX]; +}; +#define MPI3_IOUNIT13_PAGEVERSION (0x00) +#define MPI3_IOUNIT13_FLAGS_ADMIN_BLOCKED (0x0002) +#define MPI3_IOUNIT13_FLAGS_OOB_BLOCKED (0x0001) struct mpi3_ioc_page0 { struct mpi3_config_page_header header; __le32 reserved08; @@ -1182,6 +1268,7 @@ struct mpi3_driver_page0 { __le32 reserved18; }; #define MPI3_DRIVER0_PAGEVERSION (0x00) +#define MPI3_DRIVER0_BSDOPTS_HEADLESS_MODE_ENABLE (0x00000008) #define MPI3_DRIVER0_BSDOPTS_DIS_HII_CONFIG_UTIL (0x00000004) #define MPI3_DRIVER0_BSDOPTS_REGISTRATION_MASK (0x00000003) #define MPI3_DRIVER0_BSDOPTS_REGISTRATION_IOC_AND_DEVS (0x00000000) @@ -1906,19 +1993,30 @@ struct mpi3_pcie_io_unit_page1 { }; #define MPI3_PCIEIOUNIT1_PAGEVERSION (0x00) -#define MPI3_PCIEIOUNIT1_CONTROL_FLAGS_LINK_OVERRIDE_DISABLE (0x80) -#define MPI3_PCIEIOUNIT1_CONTROL_FLAGS_CLOCK_OVERRIDE_DISABLE (0x40) -#define MPI3_PCIEIOUNIT1_CONTROL_FLAGS_CLOCK_OVERRIDE_MODE_MASK (0x30) +#define MPI3_PCIEIOUNIT1_CONTROL_FLAGS_PERST_OVERRIDE_MASK (0xe0000000) +#define MPI3_PCIEIOUNIT1_CONTROL_FLAGS_PERST_OVERRIDE_NONE (0x00000000) +#define MPI3_PCIEIOUNIT1_CONTROL_FLAGS_PERST_OVERRIDE_DEASSERT (0x20000000) +#define MPI3_PCIEIOUNIT1_CONTROL_FLAGS_PERST_OVERRIDE_ASSERT (0x40000000) +#define MPI3_PCIEIOUNIT1_CONTROL_FLAGS_PERST_OVERRIDE_BACKPLANE_ERROR (0x60000000) +#define MPI3_PCIEIOUNIT1_CONTROL_FLAGS_REFCLK_OVERRIDE_MASK (0x1c000000) +#define MPI3_PCIEIOUNIT1_CONTROL_FLAGS_REFCLK_OVERRIDE_NONE (0x00000000) +#define MPI3_PCIEIOUNIT1_CONTROL_FLAGS_REFCLK_OVERRIDE_DEASSERT (0x04000000) +#define MPI3_PCIEIOUNIT1_CONTROL_FLAGS_REFCLK_OVERRIDE_ASSERT (0x08000000) +#define MPI3_PCIEIOUNIT1_CONTROL_FLAGS_REFCLK_OVERRIDE_BACKPLANE_ERROR (0x0c000000) +#define MPI3_PCIEIOUNIT1_CONTROL_FLAGS_LINK_OVERRIDE_DISABLE (0x00000080) +#define MPI3_PCIEIOUNIT1_CONTROL_FLAGS_CLOCK_OVERRIDE_DISABLE (0x00000040) +#define MPI3_PCIEIOUNIT1_CONTROL_FLAGS_CLOCK_OVERRIDE_MODE_MASK (0x00000030) #define MPI3_PCIEIOUNIT1_CONTROL_FLAGS_CLOCK_OVERRIDE_MODE_SHIFT (4) -#define MPI3_PCIEIOUNIT1_CONTROL_FLAGS_CLOCK_OVERRIDE_MODE_SRIS_SRNS_DISABLED (0x00) -#define MPI3_PCIEIOUNIT1_CONTROL_FLAGS_CLOCK_OVERRIDE_MODE_SRIS_ENABLED (0x10) -#define MPI3_PCIEIOUNIT1_CONTROL_FLAGS_CLOCK_OVERRIDE_MODE_SRNS_ENABLED (0x20) -#define MPI3_PCIEIOUNIT1_CONTROL_FLAGS_LINK_RATE_OVERRIDE_MASK (0x0f) -#define MPI3_PCIEIOUNIT1_CONTROL_FLAGS_LINK_RATE_OVERRIDE_MAX_2_5 (0x02) -#define MPI3_PCIEIOUNIT1_CONTROL_FLAGS_LINK_RATE_OVERRIDE_MAX_5_0 (0x03) -#define MPI3_PCIEIOUNIT1_CONTROL_FLAGS_LINK_RATE_OVERRIDE_MAX_8_0 (0x04) -#define MPI3_PCIEIOUNIT1_CONTROL_FLAGS_LINK_RATE_OVERRIDE_MAX_16_0 (0x05) -#define MPI3_PCIEIOUNIT1_CONTROL_FLAGS_LINK_RATE_OVERRIDE_MAX_32_0 (0x06) +#define MPI3_PCIEIOUNIT1_CONTROL_FLAGS_CLOCK_OVERRIDE_MODE_SRIS_SRNS_DISABLED (0x00000000) +#define MPI3_PCIEIOUNIT1_CONTROL_FLAGS_CLOCK_OVERRIDE_MODE_SRIS_ENABLED (0x00000010) +#define MPI3_PCIEIOUNIT1_CONTROL_FLAGS_CLOCK_OVERRIDE_MODE_SRNS_ENABLED (0x00000020) +#define MPI3_PCIEIOUNIT1_CONTROL_FLAGS_LINK_RATE_OVERRIDE_MASK (0x0000000f) +#define MPI3_PCIEIOUNIT1_CONTROL_FLAGS_LINK_RATE_OVERRIDE_USE_BACKPLANE (0x00000000) +#define MPI3_PCIEIOUNIT1_CONTROL_FLAGS_LINK_RATE_OVERRIDE_MAX_2_5 (0x00000002) +#define MPI3_PCIEIOUNIT1_CONTROL_FLAGS_LINK_RATE_OVERRIDE_MAX_5_0 (0x00000003) +#define MPI3_PCIEIOUNIT1_CONTROL_FLAGS_LINK_RATE_OVERRIDE_MAX_8_0 (0x00000004) +#define MPI3_PCIEIOUNIT1_CONTROL_FLAGS_LINK_RATE_OVERRIDE_MAX_16_0 (0x00000005) +#define MPI3_PCIEIOUNIT1_CONTROL_FLAGS_LINK_RATE_OVERRIDE_MAX_32_0 (0x00000006) #define MPI3_PCIEIOUNIT1_ASPM_SWITCH_MASK (0x0c) #define MPI3_PCIEIOUNIT1_ASPM_SWITCH_SHIFT (2) #define MPI3_PCIEIOUNIT1_ASPM_DIRECT_MASK (0x03) @@ -2169,10 +2267,7 @@ struct mpi3_device0_vd_format { #define MPI3_DEVICE0_VD_DEVICE_INFO_SATA (0x0002) #define MPI3_DEVICE0_VD_DEVICE_INFO_SAS (0x0001) #define MPI3_DEVICE0_VD_FLAGS_IO_THROTTLE_GROUP_QD_MASK (0xf000) -#define MPI3_DEVICE0_VD_FLAGS_METADATA_MODE_MASK (0x0003) -#define MPI3_DEVICE0_VD_FLAGS_METADATA_MODE_NONE (0x0000) -#define MPI3_DEVICE0_VD_FLAGS_METADATA_MODE_HOST (0x0001) -#define MPI3_DEVICE0_VD_FLAGS_METADATA_MODE_IOC (0x0002) +#define MPI3_DEVICE0_VD_FLAGS_IO_THROTTLE_GROUP_QD_SHIFT (12) union mpi3_device0_dev_spec_format { struct mpi3_device0_sas_sata_format sas_sata_format; struct mpi3_device0_pcie_format pcie_format; diff --git a/drivers/scsi/mpi3mr/mpi/mpi30_image.h b/drivers/scsi/mpi3mr/mpi/mpi30_image.h index c29b87de8e18..64c58815988a 100644 --- a/drivers/scsi/mpi3mr/mpi/mpi30_image.h +++ b/drivers/scsi/mpi3mr/mpi/mpi30_image.h @@ -1,7 +1,6 @@ /* SPDX-License-Identifier: GPL-2.0-or-later */ /* - * Copyright 2018-2021 Broadcom Inc. All rights reserved. - * + * Copyright 2018-2022 Broadcom Inc. All rights reserved. */ #ifndef MPI30_IMAGE_H #define MPI30_IMAGE_H 1 @@ -63,6 +62,9 @@ struct mpi3_component_image_header { #define MPI3_IMAGE_HEADER_SIGNATURE1_PBLP (0x504c4250) #define MPI3_IMAGE_HEADER_SIGNATURE1_MANIFEST (0x464e414d) #define MPI3_IMAGE_HEADER_SIGNATURE1_OEM (0x204d454f) +#define MPI3_IMAGE_HEADER_SIGNATURE1_RMC (0x20434d52) +#define MPI3_IMAGE_HEADER_SIGNATURE1_SMM (0x204d4d53) +#define MPI3_IMAGE_HEADER_SIGNATURE1_PSW (0x20575350) #define MPI3_IMAGE_HEADER_SIGNATURE2_VALUE (0x50584546) #define MPI3_IMAGE_HEADER_FLAGS_DEVICE_KEY_BASIS_MASK (0x00000030) #define MPI3_IMAGE_HEADER_FLAGS_DEVICE_KEY_BASIS_CDI (0x00000000) diff --git a/drivers/scsi/mpi3mr/mpi/mpi30_init.h b/drivers/scsi/mpi3mr/mpi/mpi30_init.h index aac11c58cca9..3c03610ecfa6 100644 --- a/drivers/scsi/mpi3mr/mpi/mpi30_init.h +++ b/drivers/scsi/mpi3mr/mpi/mpi30_init.h @@ -1,13 +1,12 @@ /* SPDX-License-Identifier: GPL-2.0-or-later */ /* - * Copyright 2016-2021 Broadcom Inc. All rights reserved. - * + * Copyright 2016-2022 Broadcom Inc. All rights reserved. */ #ifndef MPI30_INIT_H #define MPI30_INIT_H 1 struct mpi3_scsi_io_cdb_eedp32 { u8 cdb[20]; - __be32 primary_reference_tag; + __be32 primary_reference_tag; __le16 primary_application_tag; __le16 primary_application_tag_mask; __le32 transfer_length; diff --git a/drivers/scsi/mpi3mr/mpi/mpi30_ioc.h b/drivers/scsi/mpi3mr/mpi/mpi30_ioc.h index 214e4c65e576..1c6c6730df5c 100644 --- a/drivers/scsi/mpi3mr/mpi/mpi30_ioc.h +++ b/drivers/scsi/mpi3mr/mpi/mpi30_ioc.h @@ -1,7 +1,6 @@ /* SPDX-License-Identifier: GPL-2.0-or-later */ /* - * Copyright 2016-2021 Broadcom Inc. All rights reserved. - * + * Copyright 2016-2022 Broadcom Inc. All rights reserved. */ #ifndef MPI30_IOC_H #define MPI30_IOC_H 1 @@ -158,6 +157,7 @@ struct mpi3_ioc_facts_data { #define MPI3_IOCFACTS_FLAGS_PERSONALITY_EHBA (0x00000000) #define MPI3_IOCFACTS_FLAGS_PERSONALITY_RAID_DDR (0x00000002) #define MPI3_IOCFACTS_IO_THROTTLE_DATA_LENGTH_NOT_REQUIRED (0x0000) +#define MPI3_IOCFACTS_MAX_IO_THROTTLE_GROUP_NOT_REQUIRED (0x0000) struct mpi3_mgmt_passthrough_request { __le16 host_tag; u8 ioc_use_only02; @@ -637,6 +637,23 @@ struct mpi3_event_data_diag_buffer_status_change { #define MPI3_EVENT_DIAG_BUFFER_STATUS_CHANGE_RC_RELEASED (0x01) #define MPI3_EVENT_DIAG_BUFFER_STATUS_CHANGE_RC_PAUSED (0x02) #define MPI3_EVENT_DIAG_BUFFER_STATUS_CHANGE_RC_RESUMED (0x03) +#define MPI3_PEL_LOCALE_FLAGS_NON_BLOCKING_BOOT_EVENT (0x0200) +#define MPI3_PEL_LOCALE_FLAGS_BLOCKING_BOOT_EVENT (0x0100) +#define MPI3_PEL_LOCALE_FLAGS_PCIE (0x0080) +#define MPI3_PEL_LOCALE_FLAGS_CONFIGURATION (0x0040) +#define MPI3_PEL_LOCALE_FLAGS_CONTROLER (0x0020) +#define MPI3_PEL_LOCALE_FLAGS_SAS (0x0010) +#define MPI3_PEL_LOCALE_FLAGS_EPACK (0x0008) +#define MPI3_PEL_LOCALE_FLAGS_ENCLOSURE (0x0004) +#define MPI3_PEL_LOCALE_FLAGS_PD (0x0002) +#define MPI3_PEL_LOCALE_FLAGS_VD (0x0001) +#define MPI3_PEL_CLASS_DEBUG (0x00) +#define MPI3_PEL_CLASS_PROGRESS (0x01) +#define MPI3_PEL_CLASS_INFORMATIONAL (0x02) +#define MPI3_PEL_CLASS_WARNING (0x03) +#define MPI3_PEL_CLASS_CRITICAL (0x04) +#define MPI3_PEL_CLASS_FATAL (0x05) +#define MPI3_PEL_CLASS_FAULT (0x06) #define MPI3_PEL_CLEARTYPE_CLEAR (0x00) #define MPI3_PEL_WAITTIME_INFINITE_WAIT (0x00) #define MPI3_PEL_ACTION_GET_SEQNUM (0x01) @@ -924,6 +941,7 @@ struct mpi3_ci_download_reply { }; #define MPI3_CI_DOWNLOAD_FLAGS_DOWNLOAD_IN_PROGRESS (0x80) +#define MPI3_CI_DOWNLOAD_FLAGS_ACTIVATION_FAILURE (0x40) #define MPI3_CI_DOWNLOAD_FLAGS_OFFLINE_ACTIVATION_REQUIRED (0x20) #define MPI3_CI_DOWNLOAD_FLAGS_KEY_UPDATE_PENDING (0x10) #define MPI3_CI_DOWNLOAD_FLAGS_ACTIVATION_STATUS_MASK (0x0e) diff --git a/drivers/scsi/mpi3mr/mpi/mpi30_pci.h b/drivers/scsi/mpi3mr/mpi/mpi30_pci.h index 901dbd788940..b7a5df01120d 100644 --- a/drivers/scsi/mpi3mr/mpi/mpi30_pci.h +++ b/drivers/scsi/mpi3mr/mpi/mpi30_pci.h @@ -1,6 +1,6 @@ /* SPDX-License-Identifier: GPL-2.0-or-later */ /* - * Copyright 2016-2021 Broadcom Inc. All rights reserved. + * Copyright 2016-2022 Broadcom Inc. All rights reserved. * */ #ifndef MPI30_PCI_H diff --git a/drivers/scsi/mpi3mr/mpi/mpi30_sas.h b/drivers/scsi/mpi3mr/mpi/mpi30_sas.h index 298d895e374b..e587f77ccd68 100644 --- a/drivers/scsi/mpi3mr/mpi/mpi30_sas.h +++ b/drivers/scsi/mpi3mr/mpi/mpi30_sas.h @@ -1,7 +1,6 @@ /* SPDX-License-Identifier: GPL-2.0-or-later */ /* - * Copyright 2016-2021 Broadcom Inc. All rights reserved. - * + * Copyright 2016-2022 Broadcom Inc. All rights reserved. */ #ifndef MPI30_SAS_H #define MPI30_SAS_H 1 diff --git a/drivers/scsi/mpi3mr/mpi/mpi30_transport.h b/drivers/scsi/mpi3mr/mpi/mpi30_transport.h index ba05ea57af25..9b76b9632751 100644 --- a/drivers/scsi/mpi3mr/mpi/mpi30_transport.h +++ b/drivers/scsi/mpi3mr/mpi/mpi30_transport.h @@ -1,7 +1,6 @@ /* SPDX-License-Identifier: GPL-2.0-or-later */ /* - * Copyright 2016-2021 Broadcom Inc. All rights reserved. - * + * Copyright 2016-2022 Broadcom Inc. All rights reserved. */ #ifndef MPI30_TRANSPORT_H #define MPI30_TRANSPORT_H 1 @@ -19,8 +18,8 @@ union mpi3_version_union { #define MPI3_VERSION_MAJOR (3) #define MPI3_VERSION_MINOR (0) -#define MPI3_VERSION_UNIT (23) -#define MPI3_VERSION_DEV (1) +#define MPI3_VERSION_UNIT (26) +#define MPI3_VERSION_DEV (0) #define MPI3_DEVHANDLE_INVALID (0xffff) struct mpi3_sysif_oper_queue_indexes { __le16 producer_index; @@ -212,6 +211,7 @@ struct mpi3_default_reply_descriptor { #define MPI3_REPLY_DESCRIPT_FLAGS_TYPE_SUCCESS (0x1000) #define MPI3_REPLY_DESCRIPT_FLAGS_TYPE_TARGET_COMMAND_BUFFER (0x2000) #define MPI3_REPLY_DESCRIPT_FLAGS_TYPE_STATUS (0x3000) +#define MPI3_REPLY_DESCRIPT_REQUEST_QUEUE_ID_INVALID (0xffff) struct mpi3_address_reply_descriptor { __le64 reply_frame_address; __le16 request_queue_ci; diff --git a/drivers/scsi/mpi3mr/mpi3mr.h b/drivers/scsi/mpi3mr/mpi3mr.h index 0935b2e80662..def4c5e15cd8 100644 --- a/drivers/scsi/mpi3mr/mpi3mr.h +++ b/drivers/scsi/mpi3mr/mpi3mr.h @@ -39,6 +39,7 @@ #include #include #include +#include #include "mpi/mpi30_transport.h" #include "mpi/mpi30_cnfg.h" @@ -55,8 +56,8 @@ extern struct list_head mrioc_list; extern int prot_mask; extern atomic64_t event_counter; -#define MPI3MR_DRIVER_VERSION "8.0.0.69.0" -#define MPI3MR_DRIVER_RELDATE "16-March-2022" +#define MPI3MR_DRIVER_VERSION "8.2.0.3.0" +#define MPI3MR_DRIVER_RELDATE "08-September-2022" #define MPI3MR_DRIVER_NAME "mpi3mr" #define MPI3MR_DRIVER_LICENSE "GPL" @@ -97,9 +98,11 @@ extern atomic64_t event_counter; #define MPI3MR_HOSTTAG_PEL_ABORT 3 #define MPI3MR_HOSTTAG_PEL_WAIT 4 #define MPI3MR_HOSTTAG_BLK_TMS 5 +#define MPI3MR_HOSTTAG_CFG_CMDS 6 +#define MPI3MR_HOSTTAG_TRANSPORT_CMDS 7 #define MPI3MR_NUM_DEVRMCMD 16 -#define MPI3MR_HOSTTAG_DEVRMCMD_MIN (MPI3MR_HOSTTAG_BLK_TMS + 1) +#define MPI3MR_HOSTTAG_DEVRMCMD_MIN (MPI3MR_HOSTTAG_TRANSPORT_CMDS + 1) #define MPI3MR_HOSTTAG_DEVRMCMD_MAX (MPI3MR_HOSTTAG_DEVRMCMD_MIN + \ MPI3MR_NUM_DEVRMCMD - 1) @@ -115,6 +118,7 @@ extern atomic64_t event_counter; /* command/controller interaction timeout definitions in seconds */ #define MPI3MR_INTADMCMD_TIMEOUT 60 #define MPI3MR_PORTENABLE_TIMEOUT 300 +#define MPI3MR_PORTENABLE_POLL_INTERVAL 5 #define MPI3MR_ABORTTM_TIMEOUT 60 #define MPI3MR_RESETTM_TIMEOUT 60 #define MPI3MR_RESET_HOST_IOWAIT_TIMEOUT 5 @@ -126,6 +130,10 @@ extern atomic64_t event_counter; #define MPI3MR_WATCHDOG_INTERVAL 1000 /* in milli seconds */ +#define MPI3MR_DEFAULT_CFG_PAGE_SZ 1024 /* in bytes */ + +#define MPI3MR_RESET_TOPOLOGY_SETTLE_TIME 10 + #define MPI3MR_SCMD_TIMEOUT (60 * HZ) #define MPI3MR_EH_SCMD_TIMEOUT (60 * HZ) @@ -274,6 +282,8 @@ enum mpi3mr_reset_reason { MPI3MR_RESET_FROM_SYSFS = 23, MPI3MR_RESET_FROM_SYSFS_TIMEOUT = 24, MPI3MR_RESET_FROM_FIRMWARE = 27, + MPI3MR_RESET_FROM_CFG_REQ_TIMEOUT = 29, + MPI3MR_RESET_FROM_SAS_TRANSPORT_TIMEOUT = 30, }; /* Queue type definitions */ @@ -421,12 +431,14 @@ struct op_reply_qinfo { * struct mpi3mr_intr_info - Interrupt cookie information * * @mrioc: Adapter instance reference + * @os_irq: irq number * @msix_index: MSIx index * @op_reply_q: Associated operational reply queue * @name: Dev name for the irq claiming device */ struct mpi3mr_intr_info { struct mpi3mr_ioc *mrioc; + int os_irq; u16 msix_index; struct op_reply_qinfo *op_reply_q; char name[MPI3MR_NAME_LENGTH]; @@ -457,16 +469,138 @@ struct mpi3mr_throttle_group_info { atomic_t pend_large_data_sz; }; +/* HBA port flags */ +#define MPI3MR_HBA_PORT_FLAG_DIRTY 0x01 + +/** + * struct mpi3mr_hba_port - HBA's port information + * @port_id: Port number + * @flags: HBA port flags + */ +struct mpi3mr_hba_port { + struct list_head list; + u8 port_id; + u8 flags; +}; + +/** + * struct mpi3mr_sas_port - Internal SAS port information + * @port_list: List of ports belonging to a SAS node + * @num_phys: Number of phys associated with port + * @marked_responding: used while refresing the sas ports + * @lowest_phy: lowest phy ID of current sas port + * @phy_mask: phy_mask of current sas port + * @hba_port: HBA port entry + * @remote_identify: Attached device identification + * @rphy: SAS transport layer rphy object + * @port: SAS transport layer port object + * @phy_list: mpi3mr_sas_phy objects belonging to this port + */ +struct mpi3mr_sas_port { + struct list_head port_list; + u8 num_phys; + u8 marked_responding; + int lowest_phy; + u32 phy_mask; + struct mpi3mr_hba_port *hba_port; + struct sas_identify remote_identify; + struct sas_rphy *rphy; + struct sas_port *port; + struct list_head phy_list; +}; + +/** + * struct mpi3mr_sas_phy - Internal SAS Phy information + * @port_siblings: List of phys belonging to a port + * @identify: Phy identification + * @remote_identify: Attached device identification + * @phy: SAS transport layer Phy object + * @phy_id: Unique phy id within a port + * @handle: Firmware device handle for this phy + * @attached_handle: Firmware device handle for attached device + * @phy_belongs_to_port: Flag to indicate phy belongs to port + @hba_port: HBA port entry + */ +struct mpi3mr_sas_phy { + struct list_head port_siblings; + struct sas_identify identify; + struct sas_identify remote_identify; + struct sas_phy *phy; + u8 phy_id; + u16 handle; + u16 attached_handle; + u8 phy_belongs_to_port; + struct mpi3mr_hba_port *hba_port; +}; + +/** + * struct mpi3mr_sas_node - SAS host/expander information + * @list: List of sas nodes in a controller + * @parent_dev: Parent device class + * @num_phys: Number phys belonging to sas_node + * @sas_address: SAS address of sas_node + * @handle: Firmware device handle for this sas_host/expander + * @sas_address_parent: SAS address of parent expander or host + * @enclosure_handle: Firmware handle of enclosure of this node + * @device_info: Capabilities of this sas_host/expander + * @non_responding: used to refresh the expander devices during reset + * @host_node: Flag to indicate this is a host_node + * @hba_port: HBA port entry + * @phy: A list of phys that make up this sas_host/expander + * @sas_port_list: List of internal ports of this node + * @rphy: sas_rphy object of this expander node + */ +struct mpi3mr_sas_node { + struct list_head list; + struct device *parent_dev; + u8 num_phys; + u64 sas_address; + u16 handle; + u64 sas_address_parent; + u16 enclosure_handle; + u64 enclosure_logical_id; + u8 non_responding; + u8 host_node; + struct mpi3mr_hba_port *hba_port; + struct mpi3mr_sas_phy *phy; + struct list_head sas_port_list; + struct sas_rphy *rphy; +}; + +/** + * struct mpi3mr_enclosure_node - enclosure information + * @list: List of enclosures + * @pg0: Enclosure page 0; + */ +struct mpi3mr_enclosure_node { + struct list_head list; + struct mpi3_enclosure_page0 pg0; +}; + /** * struct tgt_dev_sas_sata - SAS/SATA device specific * information cached from firmware given data * * @sas_address: World wide unique SAS address + * @sas_address_parent: Sas address of parent expander or host * @dev_info: Device information bits + * @phy_id: Phy identifier provided in device page 0 + * @attached_phy_id: Attached phy identifier provided in device page 0 + * @sas_transport_attached: Is this device exposed to transport + * @pend_sas_rphy_add: Flag to check device is in process of add + * @hba_port: HBA port entry + * @rphy: SAS transport layer rphy object */ struct tgt_dev_sas_sata { u64 sas_address; + u64 sas_address_parent; u16 dev_info; + u8 phy_id; + u8 attached_phy_id; + u8 sas_transport_attached; + u8 pend_sas_rphy_add; + struct mpi3mr_hba_port *hba_port; + struct sas_rphy *rphy; }; /** @@ -531,12 +665,16 @@ union _form_spec_inf { * @slot: Slot number * @encl_handle: FW enclosure handle * @perst_id: FW assigned Persistent ID + * @devpg0_flag: Device Page0 flag * @dev_type: SAS/SATA/PCIE device type * @is_hidden: Should be exposed to upper layers or not * @host_exposed: Already exposed to host or not + * @io_unit_port: IO Unit port ID + * @non_stl: Is this device not to be attached with SAS TL * @io_throttle_enabled: I/O throttling needed or not * @q_depth: Device specific Queue Depth * @wwid: World wide ID + * @enclosure_logical_id: Enclosure logical identifier * @dev_spec: Device type specific information * @ref_count: Reference count */ @@ -548,12 +686,16 @@ struct mpi3mr_tgt_dev { u16 slot; u16 encl_handle; u16 perst_id; + u16 devpg0_flag; u8 dev_type; u8 is_hidden; u8 host_exposed; + u8 io_unit_port; + u8 non_stl; u8 io_throttle_enabled; u16 q_depth; u64 wwid; + u64 enclosure_logical_id; union _form_spec_inf dev_spec; struct kref ref_count; }; @@ -679,6 +821,21 @@ struct mpi3mr_drv_cmd { struct mpi3mr_drv_cmd *drv_cmd); }; +/** + * struct dma_memory_desc - memory descriptor structure to store + * virtual address, dma address and size for any generic dma + * memory allocations in the driver. + * + * @size: buffer size + * @addr: virtual address + * @dma_addr: dma address + */ +struct dma_memory_desc { + u32 size; + void *addr; + dma_addr_t dma_addr; +}; + /** * struct chain_element - memory descriptor structure to store @@ -756,6 +913,7 @@ struct scmd_priv { * @num_op_reply_q: Number of operational reply queues * @op_reply_qinfo: Operational reply queue info pointer * @init_cmds: Command tracker for initialization commands + * @cfg_cmds: Command tracker for configuration requests * @facts: Cached IOC facts data * @op_reply_desc_sz: Operational reply descriptor size * @num_reply_bufs: Number of reply buffers allocated @@ -792,6 +950,7 @@ struct scmd_priv { * @scan_started: Async scan started * @scan_failed: Asycn scan failed * @stop_drv_processing: Stop all command processing + * @device_refresh_on: Don't process the events until devices are refreshed * @max_host_ios: Maximum host I/O count * @chain_buf_count: Chain buffer count * @chain_buf_pool: Chain buffer pool @@ -854,6 +1013,17 @@ struct scmd_priv { * @io_throttle_low: I/O size to stop throttle in 512b blocks * @num_io_throttle_group: Maximum number of throttle groups * @throttle_groups: Pointer to throttle group info structures + * @cfg_page: Default memory for configuration pages + * @cfg_page_dma: Configuration page DMA address + * @cfg_page_sz: Default configuration page memory size + * @sas_transport_enabled: SAS transport enabled or not + * @scsi_device_channel: Channel ID for SCSI devices + * @transport_cmds: Command tracker for SAS transport commands + * @sas_hba: SAS node for the controller + * @sas_expander_list: SAS node list of expanders + * @sas_node_lock: Lock to protect SAS node list + * @hba_port_table_list: List of HBA Ports + * @enclosure_list: List of Enclosure objects */ struct mpi3mr_ioc { struct list_head list; @@ -904,6 +1074,7 @@ struct mpi3mr_ioc { struct op_reply_qinfo *op_reply_qinfo; struct mpi3mr_drv_cmd init_cmds; + struct mpi3mr_drv_cmd cfg_cmds; struct mpi3mr_ioc_facts facts; u16 op_reply_desc_sz; @@ -948,6 +1119,7 @@ struct mpi3mr_ioc { u8 scan_started; u16 scan_failed; u8 stop_drv_processing; + u8 device_refresh_on; u16 max_host_ios; spinlock_t tgtdev_lock; @@ -1025,6 +1197,19 @@ struct mpi3mr_ioc { u32 io_throttle_low; u16 num_io_throttle_group; struct mpi3mr_throttle_group_info *throttle_groups; + + void *cfg_page; + dma_addr_t cfg_page_dma; + u16 cfg_page_sz; + + u8 sas_transport_enabled; + u8 scsi_device_channel; + struct mpi3mr_drv_cmd transport_cmds; + struct mpi3mr_sas_node sas_hba; + struct list_head sas_expander_list; + spinlock_t sas_node_lock; + struct list_head hba_port_table_list; + struct list_head enclosure_list; }; /** @@ -1149,6 +1334,67 @@ int mpi3mr_pel_get_seqnum_post(struct mpi3mr_ioc *mrioc, struct mpi3mr_drv_cmd *drv_cmd); void mpi3mr_app_save_logdata(struct mpi3mr_ioc *mrioc, char *event_data, u16 event_data_size); +struct mpi3mr_enclosure_node *mpi3mr_enclosure_find_by_handle( + struct mpi3mr_ioc *mrioc, u16 handle); extern const struct attribute_group *mpi3mr_host_groups[]; extern const struct attribute_group *mpi3mr_dev_groups[]; + +extern struct sas_function_template mpi3mr_transport_functions; +extern struct scsi_transport_template *mpi3mr_transport_template; + +int mpi3mr_cfg_get_dev_pg0(struct mpi3mr_ioc *mrioc, u16 *ioc_status, + struct mpi3_device_page0 *dev_pg0, u16 pg_sz, u32 form, u32 form_spec); +int mpi3mr_cfg_get_sas_phy_pg0(struct mpi3mr_ioc *mrioc, u16 *ioc_status, + struct mpi3_sas_phy_page0 *phy_pg0, u16 pg_sz, u32 form, + u32 form_spec); +int mpi3mr_cfg_get_sas_phy_pg1(struct mpi3mr_ioc *mrioc, u16 *ioc_status, + struct mpi3_sas_phy_page1 *phy_pg1, u16 pg_sz, u32 form, + u32 form_spec); +int mpi3mr_cfg_get_sas_exp_pg0(struct mpi3mr_ioc *mrioc, u16 *ioc_status, + struct mpi3_sas_expander_page0 *exp_pg0, u16 pg_sz, u32 form, + u32 form_spec); +int mpi3mr_cfg_get_sas_exp_pg1(struct mpi3mr_ioc *mrioc, u16 *ioc_status, + struct mpi3_sas_expander_page1 *exp_pg1, u16 pg_sz, u32 form, + u32 form_spec); +int mpi3mr_cfg_get_enclosure_pg0(struct mpi3mr_ioc *mrioc, u16 *ioc_status, + struct mpi3_enclosure_page0 *encl_pg0, u16 pg_sz, u32 form, + u32 form_spec); +int mpi3mr_cfg_get_sas_io_unit_pg0(struct mpi3mr_ioc *mrioc, + struct mpi3_sas_io_unit_page0 *sas_io_unit_pg0, u16 pg_sz); +int mpi3mr_cfg_get_sas_io_unit_pg1(struct mpi3mr_ioc *mrioc, + struct mpi3_sas_io_unit_page1 *sas_io_unit_pg1, u16 pg_sz); +int mpi3mr_cfg_set_sas_io_unit_pg1(struct mpi3mr_ioc *mrioc, + struct mpi3_sas_io_unit_page1 *sas_io_unit_pg1, u16 pg_sz); +int mpi3mr_cfg_get_driver_pg1(struct mpi3mr_ioc *mrioc, + struct mpi3_driver_page1 *driver_pg1, u16 pg_sz); + +u8 mpi3mr_is_expander_device(u16 device_info); +int mpi3mr_expander_add(struct mpi3mr_ioc *mrioc, u16 handle); +void mpi3mr_expander_remove(struct mpi3mr_ioc *mrioc, u64 sas_address, + struct mpi3mr_hba_port *hba_port); +struct mpi3mr_sas_node *__mpi3mr_expander_find_by_handle(struct mpi3mr_ioc + *mrioc, u16 handle); +struct mpi3mr_hba_port *mpi3mr_get_hba_port_by_id(struct mpi3mr_ioc *mrioc, + u8 port_id); +void mpi3mr_sas_host_refresh(struct mpi3mr_ioc *mrioc); +void mpi3mr_sas_host_add(struct mpi3mr_ioc *mrioc); +void mpi3mr_update_links(struct mpi3mr_ioc *mrioc, + u64 sas_address_parent, u16 handle, u8 phy_number, u8 link_rate, + struct mpi3mr_hba_port *hba_port); +void mpi3mr_remove_tgtdev_from_host(struct mpi3mr_ioc *mrioc, + struct mpi3mr_tgt_dev *tgtdev); +int mpi3mr_report_tgtdev_to_sas_transport(struct mpi3mr_ioc *mrioc, + struct mpi3mr_tgt_dev *tgtdev); +void mpi3mr_remove_tgtdev_from_sas_transport(struct mpi3mr_ioc *mrioc, + struct mpi3mr_tgt_dev *tgtdev); +struct mpi3mr_tgt_dev *__mpi3mr_get_tgtdev_by_addr_and_rphy( + struct mpi3mr_ioc *mrioc, u64 sas_address, struct sas_rphy *rphy); +void mpi3mr_print_device_event_notice(struct mpi3mr_ioc *mrioc, + bool device_add); +void mpi3mr_refresh_sas_ports(struct mpi3mr_ioc *mrioc); +void mpi3mr_refresh_expanders(struct mpi3mr_ioc *mrioc); +void mpi3mr_add_event_wait_for_device_refresh(struct mpi3mr_ioc *mrioc); +void mpi3mr_flush_drv_cmds(struct mpi3mr_ioc *mrioc); +void mpi3mr_flush_cmds_for_unrecovered_controller(struct mpi3mr_ioc *mrioc); +void mpi3mr_free_enclosure_list(struct mpi3mr_ioc *mrioc); #endif /*MPI3MR_H_INCLUDED*/ diff --git a/drivers/scsi/mpi3mr/mpi3mr_debug.h b/drivers/scsi/mpi3mr/mpi3mr_debug.h index 2464c400a5a4..ee6edd8322e6 100644 --- a/drivers/scsi/mpi3mr/mpi3mr_debug.h +++ b/drivers/scsi/mpi3mr/mpi3mr_debug.h @@ -23,9 +23,13 @@ #define MPI3_DEBUG_RESET 0x00000020 #define MPI3_DEBUG_SCSI_ERROR 0x00000040 #define MPI3_DEBUG_REPLY 0x00000080 +#define MPI3_DEBUG_CFG_ERROR 0x00000100 +#define MPI3_DEBUG_TRANSPORT_ERROR 0x00000200 #define MPI3_DEBUG_BSG_ERROR 0x00008000 #define MPI3_DEBUG_BSG_INFO 0x00010000 #define MPI3_DEBUG_SCSI_INFO 0x00020000 +#define MPI3_DEBUG_CFG_INFO 0x00040000 +#define MPI3_DEBUG_TRANSPORT_INFO 0x00080000 #define MPI3_DEBUG 0x01000000 #define MPI3_DEBUG_SG 0x02000000 @@ -122,6 +126,29 @@ pr_info("%s: " fmt, (ioc)->name, ##__VA_ARGS__); \ } while (0) +#define dprint_cfg_info(ioc, fmt, ...) \ + do { \ + if (ioc->logging_level & MPI3_DEBUG_CFG_INFO) \ + pr_info("%s: " fmt, (ioc)->name, ##__VA_ARGS__); \ + } while (0) + +#define dprint_cfg_err(ioc, fmt, ...) \ + do { \ + if (ioc->logging_level & MPI3_DEBUG_CFG_ERROR) \ + pr_info("%s: " fmt, (ioc)->name, ##__VA_ARGS__); \ + } while (0) +#define dprint_transport_info(ioc, fmt, ...) \ + do { \ + if (ioc->logging_level & MPI3_DEBUG_TRANSPORT_INFO) \ + pr_info("%s: " fmt, (ioc)->name, ##__VA_ARGS__); \ + } while (0) + +#define dprint_transport_err(ioc, fmt, ...) \ + do { \ + if (ioc->logging_level & MPI3_DEBUG_TRANSPORT_ERROR) \ + pr_info("%s: " fmt, (ioc)->name, ##__VA_ARGS__); \ + } while (0) + #endif /* MPT3SAS_DEBUG_H_INCLUDED */ /** diff --git a/drivers/scsi/mpi3mr/mpi3mr_fw.c b/drivers/scsi/mpi3mr/mpi3mr_fw.c index 0866dfd43318..0c4aabaefdcc 100644 --- a/drivers/scsi/mpi3mr/mpi3mr_fw.c +++ b/drivers/scsi/mpi3mr/mpi3mr_fw.c @@ -244,6 +244,9 @@ static void mpi3mr_print_event_data(struct mpi3mr_ioc *mrioc, case MPI3_EVENT_ENCL_DEVICE_STATUS_CHANGE: desc = "Enclosure Device Status Change"; break; + case MPI3_EVENT_ENCL_DEVICE_ADDED: + desc = "Enclosure Added"; + break; case MPI3_EVENT_HARD_RESET_RECEIVED: desc = "Hard Reset Received"; break; @@ -299,6 +302,8 @@ mpi3mr_get_drv_cmd(struct mpi3mr_ioc *mrioc, u16 host_tag, switch (host_tag) { case MPI3MR_HOSTTAG_INITCMDS: return &mrioc->init_cmds; + case MPI3MR_HOSTTAG_CFG_CMDS: + return &mrioc->cfg_cmds; case MPI3MR_HOSTTAG_BSG_CMDS: return &mrioc->bsg_cmds; case MPI3MR_HOSTTAG_BLK_TMS: @@ -307,6 +312,8 @@ mpi3mr_get_drv_cmd(struct mpi3mr_ioc *mrioc, u16 host_tag, return &mrioc->pel_abort_cmd; case MPI3MR_HOSTTAG_PEL_WAIT: return &mrioc->pel_cmds; + case MPI3MR_HOSTTAG_TRANSPORT_CMDS: + return &mrioc->transport_cmds; case MPI3MR_HOSTTAG_INVALID: if (def_reply && def_reply->function == MPI3_FUNCTION_EVENT_NOTIFICATION) @@ -424,6 +431,9 @@ static int mpi3mr_process_admin_reply_q(struct mpi3mr_ioc *mrioc) return 0; do { + if (mrioc->unrecoverable) + break; + mrioc->admin_req_ci = le16_to_cpu(reply_desc->request_queue_ci); mpi3mr_process_admin_reply_desc(mrioc, reply_desc, &reply_dma); if (reply_dma) @@ -509,6 +519,9 @@ int mpi3mr_process_op_reply_q(struct mpi3mr_ioc *mrioc, } do { + if (mrioc->unrecoverable) + break; + req_q_idx = le16_to_cpu(reply_desc->request_queue_id) - 1; op_req_q = &mrioc->req_qinfo[req_q_idx]; @@ -530,6 +543,7 @@ int mpi3mr_process_op_reply_q(struct mpi3mr_ioc *mrioc, if ((le16_to_cpu(reply_desc->reply_flags) & MPI3_REPLY_DESCRIPT_FLAGS_PHASE_MASK) != exp_phase) break; +#ifndef CONFIG_PREEMPT_RT /* * Exit completion loop to avoid CPU lockup * Ensure remaining completion happens from threaded ISR. @@ -538,7 +552,7 @@ int mpi3mr_process_op_reply_q(struct mpi3mr_ioc *mrioc, op_reply_q->enable_irq_poll = true; break; } - +#endif } while (1); writel(reply_ci, @@ -569,7 +583,8 @@ int mpi3mr_blk_mq_poll(struct Scsi_Host *shost, unsigned int queue_num) mrioc = (struct mpi3mr_ioc *)shost->hostdata; - if ((mrioc->reset_in_progress || mrioc->prepare_for_reset)) + if ((mrioc->reset_in_progress || mrioc->prepare_for_reset || + mrioc->unrecoverable)) return 0; num_entries = mpi3mr_process_op_reply_q(mrioc, @@ -607,18 +622,16 @@ static irqreturn_t mpi3mr_isr_primary(int irq, void *privdata) return IRQ_NONE; } +#ifndef CONFIG_PREEMPT_RT + static irqreturn_t mpi3mr_isr(int irq, void *privdata) { struct mpi3mr_intr_info *intr_info = privdata; - struct mpi3mr_ioc *mrioc; - u16 midx; int ret; if (!intr_info) return IRQ_NONE; - mrioc = intr_info->mrioc; - midx = intr_info->msix_index; /* Call primary ISR routine */ ret = mpi3mr_isr_primary(irq, privdata); @@ -633,7 +646,7 @@ static irqreturn_t mpi3mr_isr(int irq, void *privdata) !atomic_read(&intr_info->op_reply_q->pend_ios)) return ret; - disable_irq_nosync(pci_irq_vector(mrioc->pdev, midx)); + disable_irq_nosync(intr_info->os_irq); return IRQ_WAKE_THREAD; } @@ -663,7 +676,7 @@ static irqreturn_t mpi3mr_isr_poll(int irq, void *privdata) /* Poll for pending IOs completions */ do { - if (!mrioc->intr_enabled) + if (!mrioc->intr_enabled || mrioc->unrecoverable) break; if (!midx) @@ -679,11 +692,13 @@ static irqreturn_t mpi3mr_isr_poll(int irq, void *privdata) (num_op_reply < mrioc->max_host_ios)); intr_info->op_reply_q->enable_irq_poll = false; - enable_irq(pci_irq_vector(mrioc->pdev, midx)); + enable_irq(intr_info->os_irq); return IRQ_HANDLED; } +#endif + /** * mpi3mr_request_irq - Request IRQ and register ISR * @mrioc: Adapter instance reference @@ -706,14 +721,20 @@ static inline int mpi3mr_request_irq(struct mpi3mr_ioc *mrioc, u16 index) snprintf(intr_info->name, MPI3MR_NAME_LENGTH, "%s%d-msix%d", mrioc->driver_name, mrioc->id, index); +#ifndef CONFIG_PREEMPT_RT retval = request_threaded_irq(pci_irq_vector(pdev, index), mpi3mr_isr, mpi3mr_isr_poll, IRQF_SHARED, intr_info->name, intr_info); +#else + retval = request_threaded_irq(pci_irq_vector(pdev, index), mpi3mr_isr_primary, + NULL, IRQF_SHARED, intr_info->name, intr_info); +#endif if (retval) { ioc_err(mrioc, "%s: Unable to allocate interrupt %d!\n", intr_info->name, pci_irq_vector(pdev, index)); return retval; } + intr_info->os_irq = pci_irq_vector(pdev, index); return retval; } @@ -907,6 +928,8 @@ static const struct { { MPI3MR_RESET_FROM_SYSFS, "sysfs invocation" }, { MPI3MR_RESET_FROM_SYSFS_TIMEOUT, "sysfs TM timeout" }, { MPI3MR_RESET_FROM_FIRMWARE, "firmware asynchronous reset" }, + { MPI3MR_RESET_FROM_CFG_REQ_TIMEOUT, "configuration request timeout"}, + { MPI3MR_RESET_FROM_SAS_TRANSPORT_TIMEOUT, "timeout of a SAS transport layer request" }, }; /** @@ -1130,6 +1153,13 @@ mpi3mr_revalidate_factsdata(struct mpi3mr_ioc *mrioc) return -EPERM; } + if ((mrioc->sas_transport_enabled) && (mrioc->facts.ioc_capabilities & + MPI3_IOCFACTS_CAPABILITY_MULTIPATH_ENABLED)) + ioc_err(mrioc, + "critical error: multipath capability is enabled at the\n" + "\tcontroller while sas transport support is enabled at the\n" + "\tdriver, please reboot the system or reload the driver\n"); + dev_handle_bitmap_sz = mrioc->facts.max_devhandle / 8; if (mrioc->facts.max_devhandle % 8) dev_handle_bitmap_sz++; @@ -1194,6 +1224,14 @@ static int mpi3mr_bring_ioc_ready(struct mpi3mr_ioc *mrioc) msleep(100); } while (--timeout); + if (!pci_device_is_present(mrioc->pdev)) { + mrioc->unrecoverable = 1; + ioc_err(mrioc, + "controller is not present while waiting to reset\n"); + retval = -1; + goto out_device_not_present; + } + ioc_state = mpi3mr_get_iocstate(mrioc); ioc_info(mrioc, "controller is in %s state after waiting to reset\n", @@ -1251,6 +1289,13 @@ static int mpi3mr_bring_ioc_ready(struct mpi3mr_ioc *mrioc) mpi3mr_iocstate_name(ioc_state)); return 0; } + if (!pci_device_is_present(mrioc->pdev)) { + mrioc->unrecoverable = 1; + ioc_err(mrioc, + "controller is not present at the bringup\n"); + retval = -1; + goto out_device_not_present; + } msleep(100); } while (--timeout); @@ -1259,6 +1304,7 @@ out_failed: ioc_err(mrioc, "failed to bring to ready state, current state: %s\n", mpi3mr_iocstate_name(ioc_state)); +out_device_not_present: return retval; } @@ -2163,9 +2209,13 @@ int mpi3mr_op_request_post(struct mpi3mr_ioc *mrioc, pi = 0; op_req_q->pi = pi; +#ifndef CONFIG_PREEMPT_RT if (atomic_inc_return(&mrioc->op_reply_qinfo[reply_qidx].pend_ios) > MPI3MR_IRQ_POLL_TRIGGER_IOCOUNT) mrioc->op_reply_qinfo[reply_qidx].enable_irq_poll = true; +#else + atomic_inc_return(&mrioc->op_reply_qinfo[reply_qidx].pend_ios); +#endif writel(op_req_q->pi, &mrioc->sysif_regs->oper_queue_indexes[reply_qidx].producer_index); @@ -2193,6 +2243,17 @@ void mpi3mr_check_rh_fault_ioc(struct mpi3mr_ioc *mrioc, u32 reason_code) { u32 ioc_status, host_diagnostic, timeout; + if (mrioc->unrecoverable) { + ioc_err(mrioc, "controller is unrecoverable\n"); + return; + } + + if (!pci_device_is_present(mrioc->pdev)) { + mrioc->unrecoverable = 1; + ioc_err(mrioc, "controller is not present\n"); + return; + } + ioc_status = readl(&mrioc->sysif_regs->ioc_status); if ((ioc_status & MPI3_SYSIF_IOC_STATUS_RESET_HISTORY) || (ioc_status & MPI3_SYSIF_IOC_STATUS_FAULT)) { @@ -2384,9 +2445,21 @@ static void mpi3mr_watchdog_work(struct work_struct *work) u32 fault, host_diagnostic, ioc_status; u32 reset_reason = MPI3MR_RESET_FROM_FAULT_WATCH; - if (mrioc->reset_in_progress || mrioc->unrecoverable) + if (mrioc->reset_in_progress) return; + if (!mrioc->unrecoverable && !pci_device_is_present(mrioc->pdev)) { + ioc_err(mrioc, "watchdog could not detect the controller\n"); + mrioc->unrecoverable = 1; + } + + if (mrioc->unrecoverable) { + ioc_err(mrioc, + "flush pending commands for unrecoverable controller\n"); + mpi3mr_flush_cmds_for_unrecovered_controller(mrioc); + return; + } + if (mrioc->ts_update_counter++ >= MPI3MR_TSUPDATE_INTERVAL) { mrioc->ts_update_counter = 0; mpi3mr_sync_timestamp(mrioc); @@ -2426,11 +2499,12 @@ static void mpi3mr_watchdog_work(struct work_struct *work) mrioc->diagsave_timeout = 0; switch (fault) { + case MPI3_SYSIF_FAULT_CODE_COMPLETE_RESET_NEEDED: case MPI3_SYSIF_FAULT_CODE_POWER_CYCLE_REQUIRED: - ioc_info(mrioc, + ioc_warn(mrioc, "controller requires system power cycle, marking controller as unrecoverable\n"); mrioc->unrecoverable = 1; - return; + goto schedule_work; case MPI3_SYSIF_FAULT_CODE_SOFT_RESET_IN_PROGRESS: return; case MPI3_SYSIF_FAULT_CODE_CI_ACTIVATION_RESET: @@ -2853,6 +2927,10 @@ static int mpi3mr_alloc_reply_sense_bufs(struct mpi3mr_ioc *mrioc) if (!mrioc->bsg_cmds.reply) goto out_failed; + mrioc->transport_cmds.reply = kzalloc(mrioc->reply_sz, GFP_KERNEL); + if (!mrioc->transport_cmds.reply) + goto out_failed; + for (i = 0; i < MPI3MR_NUM_DEVRMCMD; i++) { mrioc->dev_rmhs_cmds[i].reply = kzalloc(mrioc->reply_sz, GFP_KERNEL); @@ -3362,10 +3440,13 @@ out_failed: static void mpi3mr_port_enable_complete(struct mpi3mr_ioc *mrioc, struct mpi3mr_drv_cmd *drv_cmd) { - drv_cmd->state = MPI3MR_CMD_NOTUSED; drv_cmd->callback = NULL; - mrioc->scan_failed = drv_cmd->ioc_status; mrioc->scan_started = 0; + if (drv_cmd->state & MPI3MR_CMD_RESET) + mrioc->scan_failed = MPI3_IOCSTATUS_INTERNAL_ERROR; + else + mrioc->scan_failed = drv_cmd->ioc_status; + drv_cmd->state = MPI3MR_CMD_NOTUSED; } /** @@ -3447,6 +3528,7 @@ static const struct { char *name; } mpi3mr_capabilities[] = { { MPI3_IOCFACTS_CAPABILITY_RAID_CAPABLE, "RAID" }, + { MPI3_IOCFACTS_CAPABILITY_MULTIPATH_ENABLED, "MultiPath" }, }; /** @@ -3657,6 +3739,7 @@ static int mpi3mr_enable_events(struct mpi3mr_ioc *mrioc) mpi3mr_unmask_events(mrioc, MPI3_EVENT_DEVICE_INFO_CHANGED); mpi3mr_unmask_events(mrioc, MPI3_EVENT_DEVICE_STATUS_CHANGE); mpi3mr_unmask_events(mrioc, MPI3_EVENT_ENCL_DEVICE_STATUS_CHANGE); + mpi3mr_unmask_events(mrioc, MPI3_EVENT_ENCL_DEVICE_ADDED); mpi3mr_unmask_events(mrioc, MPI3_EVENT_SAS_TOPOLOGY_CHANGE_LIST); mpi3mr_unmask_events(mrioc, MPI3_EVENT_SAS_DISCOVERY); mpi3mr_unmask_events(mrioc, MPI3_EVENT_SAS_DEVICE_DISCOVERY_ERROR); @@ -3727,6 +3810,14 @@ retry_init: mrioc->max_host_ios = min_t(int, mrioc->max_host_ios, MPI3MR_HOST_IOS_KDUMP); + if (!(mrioc->facts.ioc_capabilities & + MPI3_IOCFACTS_CAPABILITY_MULTIPATH_ENABLED)) { + mrioc->sas_transport_enabled = 1; + mrioc->scsi_device_channel = 1; + mrioc->shost->max_channel = 1; + mrioc->shost->transportt = mpi3mr_transport_template; + } + mrioc->reply_sz = mrioc->facts.reply_sz; retval = mpi3mr_check_reset_dma_mask(mrioc); @@ -3738,6 +3829,14 @@ retry_init: mpi3mr_print_ioc_info(mrioc); + dprint_init(mrioc, "allocating config page buffers\n"); + mrioc->cfg_page = dma_alloc_coherent(&mrioc->pdev->dev, + MPI3MR_DEFAULT_CFG_PAGE_SZ, &mrioc->cfg_page_dma, GFP_KERNEL); + if (!mrioc->cfg_page) + goto out_failed_noretry; + + mrioc->cfg_page_sz = MPI3MR_DEFAULT_CFG_PAGE_SZ; + retval = mpi3mr_alloc_reply_sense_bufs(mrioc); if (retval) { ioc_err(mrioc, @@ -3795,8 +3894,7 @@ retry_init: if (!mrioc->throttle_groups && mrioc->num_io_throttle_group) { dprint_init(mrioc, "allocating memory for throttle groups\n"); sz = sizeof(struct mpi3mr_throttle_group_info); - mrioc->throttle_groups = (struct mpi3mr_throttle_group_info *) - kcalloc(mrioc->num_io_throttle_group, sz, GFP_KERNEL); + mrioc->throttle_groups = kcalloc(mrioc->num_io_throttle_group, sz, GFP_KERNEL); if (!mrioc->throttle_groups) goto out_failed_noretry; } @@ -3845,8 +3943,12 @@ int mpi3mr_reinit_ioc(struct mpi3mr_ioc *mrioc, u8 is_resume) int retval = 0; u8 retry = 0; struct mpi3_ioc_facts_data facts_data; + u32 pe_timeout, ioc_status; retry_init: + pe_timeout = + (MPI3MR_PORTENABLE_TIMEOUT / MPI3MR_PORTENABLE_POLL_INTERVAL); + dprint_reset(mrioc, "bringing up the controller to ready state\n"); retval = mpi3mr_bring_ioc_ready(mrioc); if (retval) { @@ -3936,12 +4038,50 @@ retry_init: goto out_failed; } + mrioc->device_refresh_on = 1; + mpi3mr_add_event_wait_for_device_refresh(mrioc); + ioc_info(mrioc, "sending port enable\n"); - retval = mpi3mr_issue_port_enable(mrioc, 0); + retval = mpi3mr_issue_port_enable(mrioc, 1); if (retval) { ioc_err(mrioc, "failed to issue port enable\n"); goto out_failed; } + do { + ssleep(MPI3MR_PORTENABLE_POLL_INTERVAL); + if (mrioc->init_cmds.state == MPI3MR_CMD_NOTUSED) + break; + if (!pci_device_is_present(mrioc->pdev)) + mrioc->unrecoverable = 1; + if (mrioc->unrecoverable) { + retval = -1; + goto out_failed_noretry; + } + ioc_status = readl(&mrioc->sysif_regs->ioc_status); + if ((ioc_status & MPI3_SYSIF_IOC_STATUS_RESET_HISTORY) || + (ioc_status & MPI3_SYSIF_IOC_STATUS_FAULT)) { + mpi3mr_print_fault_info(mrioc); + mrioc->init_cmds.is_waiting = 0; + mrioc->init_cmds.callback = NULL; + mrioc->init_cmds.state = MPI3MR_CMD_NOTUSED; + goto out_failed; + } + } while (--pe_timeout); + + if (!pe_timeout) { + ioc_err(mrioc, "port enable timed out\n"); + mpi3mr_check_rh_fault_ioc(mrioc, + MPI3MR_RESET_FROM_PE_TIMEOUT); + mrioc->init_cmds.is_waiting = 0; + mrioc->init_cmds.callback = NULL; + mrioc->init_cmds.state = MPI3MR_CMD_NOTUSED; + goto out_failed; + } else if (mrioc->scan_failed) { + ioc_err(mrioc, + "port enable failed with status=0x%04x\n", + mrioc->scan_failed); + } else + ioc_info(mrioc, "port enable completed successfully\n"); ioc_info(mrioc, "controller %s completed successfully\n", (is_resume)?"resume":"re-initialization"); @@ -4042,6 +4182,8 @@ void mpi3mr_memset_buffers(struct mpi3mr_ioc *mrioc) sizeof(*mrioc->pel_cmds.reply)); memset(mrioc->pel_abort_cmd.reply, 0, sizeof(*mrioc->pel_abort_cmd.reply)); + memset(mrioc->transport_cmds.reply, 0, + sizeof(*mrioc->transport_cmds.reply)); for (i = 0; i < MPI3MR_NUM_DEVRMCMD; i++) memset(mrioc->dev_rmhs_cmds[i].reply, 0, sizeof(*mrioc->dev_rmhs_cmds[i].reply)); @@ -4102,6 +4244,8 @@ void mpi3mr_free_mem(struct mpi3mr_ioc *mrioc) u16 i; struct mpi3mr_intr_info *intr_info; + mpi3mr_free_enclosure_list(mrioc); + if (mrioc->sense_buf_pool) { if (mrioc->sense_buf) dma_pool_free(mrioc->sense_buf_pool, mrioc->sense_buf, @@ -4187,6 +4331,9 @@ void mpi3mr_free_mem(struct mpi3mr_ioc *mrioc) kfree(mrioc->chain_bitmap); mrioc->chain_bitmap = NULL; + kfree(mrioc->transport_cmds.reply); + mrioc->transport_cmds.reply = NULL; + for (i = 0; i < MPI3MR_NUM_DEVRMCMD; i++) { kfree(mrioc->dev_rmhs_cmds[i].reply); mrioc->dev_rmhs_cmds[i].reply = NULL; @@ -4355,13 +4502,17 @@ static inline void mpi3mr_drv_cmd_comp_reset(struct mpi3mr_ioc *mrioc, * * Return: Nothing. */ -static void mpi3mr_flush_drv_cmds(struct mpi3mr_ioc *mrioc) +void mpi3mr_flush_drv_cmds(struct mpi3mr_ioc *mrioc) { struct mpi3mr_drv_cmd *cmdptr; u8 i; cmdptr = &mrioc->init_cmds; mpi3mr_drv_cmd_comp_reset(mrioc, cmdptr); + + cmdptr = &mrioc->cfg_cmds; + mpi3mr_drv_cmd_comp_reset(mrioc, cmdptr); + cmdptr = &mrioc->bsg_cmds; mpi3mr_drv_cmd_comp_reset(mrioc, cmdptr); cmdptr = &mrioc->host_tm_cmds; @@ -4383,6 +4534,8 @@ static void mpi3mr_flush_drv_cmds(struct mpi3mr_ioc *mrioc) cmdptr = &mrioc->pel_abort_cmd; mpi3mr_drv_cmd_comp_reset(mrioc, cmdptr); + cmdptr = &mrioc->transport_cmds; + mpi3mr_drv_cmd_comp_reset(mrioc, cmdptr); } /** @@ -4681,6 +4834,7 @@ int mpi3mr_soft_reset_handler(struct mpi3mr_ioc *mrioc, ioc_info(mrioc, "controller reset is triggered by %s\n", mpi3mr_reset_rc_name(reset_reason)); + mrioc->device_refresh_on = 0; mrioc->reset_in_progress = 1; mrioc->stop_bsgs = 1; mrioc->prev_reset_result = -1; @@ -4739,6 +4893,8 @@ int mpi3mr_soft_reset_handler(struct mpi3mr_ioc *mrioc, mpi3mr_flush_host_io(mrioc); mpi3mr_cleanup_fwevt_list(mrioc); mpi3mr_invalidate_devhandles(mrioc); + mpi3mr_free_enclosure_list(mrioc); + if (mrioc->prepare_for_reset) { mrioc->prepare_for_reset = 0; mrioc->prepare_for_reset_timeout_counter = 0; @@ -4750,7 +4906,7 @@ int mpi3mr_soft_reset_handler(struct mpi3mr_ioc *mrioc, mrioc->name, reset_reason); goto out; } - ssleep(10); + ssleep(MPI3MR_RESET_TOPOLOGY_SETTLE_TIME); out: if (!retval) { @@ -4762,7 +4918,8 @@ out: mpi3mr_pel_wait_post(mrioc, &mrioc->pel_cmds); } - mpi3mr_rfresh_tgtdevs(mrioc); + mrioc->device_refresh_on = 0; + mrioc->ts_update_counter = 0; spin_lock_irqsave(&mrioc->watchdog_lock, flags); if (mrioc->watchdog_work_q) @@ -4776,9 +4933,11 @@ out: } else { mpi3mr_issue_reset(mrioc, MPI3_SYSIF_HOST_DIAG_RESET_ACTION_DIAG_FAULT, reset_reason); + mrioc->device_refresh_on = 0; mrioc->unrecoverable = 1; mrioc->reset_in_progress = 0; retval = -1; + mpi3mr_flush_cmds_for_unrecovered_controller(mrioc); } mrioc->prev_reset_result = retval; mutex_unlock(&mrioc->reset_mutex); @@ -4786,3 +4945,836 @@ out: ((retval == 0) ? "successful" : "failed")); return retval; } + + +/** + * mpi3mr_free_config_dma_memory - free memory for config page + * @mrioc: Adapter instance reference + * @mem_desc: memory descriptor structure + * + * Check whether the size of the buffer specified by the memory + * descriptor is greater than the default page size if so then + * free the memory pointed by the descriptor. + * + * Return: Nothing. + */ +static void mpi3mr_free_config_dma_memory(struct mpi3mr_ioc *mrioc, + struct dma_memory_desc *mem_desc) +{ + if ((mem_desc->size > mrioc->cfg_page_sz) && mem_desc->addr) { + dma_free_coherent(&mrioc->pdev->dev, mem_desc->size, + mem_desc->addr, mem_desc->dma_addr); + mem_desc->addr = NULL; + } +} + +/** + * mpi3mr_alloc_config_dma_memory - Alloc memory for config page + * @mrioc: Adapter instance reference + * @mem_desc: Memory descriptor to hold dma memory info + * + * This function allocates new dmaable memory or provides the + * default config page dmaable memory based on the memory size + * described by the descriptor. + * + * Return: 0 on success, non-zero on failure. + */ +static int mpi3mr_alloc_config_dma_memory(struct mpi3mr_ioc *mrioc, + struct dma_memory_desc *mem_desc) +{ + if (mem_desc->size > mrioc->cfg_page_sz) { + mem_desc->addr = dma_alloc_coherent(&mrioc->pdev->dev, + mem_desc->size, &mem_desc->dma_addr, GFP_KERNEL); + if (!mem_desc->addr) + return -ENOMEM; + } else { + mem_desc->addr = mrioc->cfg_page; + mem_desc->dma_addr = mrioc->cfg_page_dma; + memset(mem_desc->addr, 0, mrioc->cfg_page_sz); + } + return 0; +} + +/** + * mpi3mr_post_cfg_req - Issue config requests and wait + * @mrioc: Adapter instance reference + * @cfg_req: Configuration request + * @timeout: Timeout in seconds + * @ioc_status: Pointer to return ioc status + * + * A generic function for posting MPI3 configuration request to + * the firmware. This blocks for the completion of request for + * timeout seconds and if the request times out this function + * faults the controller with proper reason code. + * + * On successful completion of the request this function returns + * appropriate ioc status from the firmware back to the caller. + * + * Return: 0 on success, non-zero on failure. + */ +static int mpi3mr_post_cfg_req(struct mpi3mr_ioc *mrioc, + struct mpi3_config_request *cfg_req, int timeout, u16 *ioc_status) +{ + int retval = 0; + + mutex_lock(&mrioc->cfg_cmds.mutex); + if (mrioc->cfg_cmds.state & MPI3MR_CMD_PENDING) { + retval = -1; + ioc_err(mrioc, "sending config request failed due to command in use\n"); + mutex_unlock(&mrioc->cfg_cmds.mutex); + goto out; + } + mrioc->cfg_cmds.state = MPI3MR_CMD_PENDING; + mrioc->cfg_cmds.is_waiting = 1; + mrioc->cfg_cmds.callback = NULL; + mrioc->cfg_cmds.ioc_status = 0; + mrioc->cfg_cmds.ioc_loginfo = 0; + + cfg_req->host_tag = cpu_to_le16(MPI3MR_HOSTTAG_CFG_CMDS); + cfg_req->function = MPI3_FUNCTION_CONFIG; + + init_completion(&mrioc->cfg_cmds.done); + dprint_cfg_info(mrioc, "posting config request\n"); + if (mrioc->logging_level & MPI3_DEBUG_CFG_INFO) + dprint_dump(cfg_req, sizeof(struct mpi3_config_request), + "mpi3_cfg_req"); + retval = mpi3mr_admin_request_post(mrioc, cfg_req, sizeof(*cfg_req), 1); + if (retval) { + ioc_err(mrioc, "posting config request failed\n"); + goto out_unlock; + } + wait_for_completion_timeout(&mrioc->cfg_cmds.done, (timeout * HZ)); + if (!(mrioc->cfg_cmds.state & MPI3MR_CMD_COMPLETE)) { + mpi3mr_check_rh_fault_ioc(mrioc, + MPI3MR_RESET_FROM_CFG_REQ_TIMEOUT); + ioc_err(mrioc, "config request timed out\n"); + retval = -1; + goto out_unlock; + } + *ioc_status = mrioc->cfg_cmds.ioc_status & MPI3_IOCSTATUS_STATUS_MASK; + if ((*ioc_status) != MPI3_IOCSTATUS_SUCCESS) + dprint_cfg_err(mrioc, + "cfg_page request returned with ioc_status(0x%04x), log_info(0x%08x)\n", + *ioc_status, mrioc->cfg_cmds.ioc_loginfo); + +out_unlock: + mrioc->cfg_cmds.state = MPI3MR_CMD_NOTUSED; + mutex_unlock(&mrioc->cfg_cmds.mutex); + +out: + return retval; +} + +/** + * mpi3mr_process_cfg_req - config page request processor + * @mrioc: Adapter instance reference + * @cfg_req: Configuration request + * @cfg_hdr: Configuration page header + * @timeout: Timeout in seconds + * @ioc_status: Pointer to return ioc status + * @cfg_buf: Memory pointer to copy config page or header + * @cfg_buf_sz: Size of the memory to get config page or header + * + * This is handler for config page read, write and config page + * header read operations. + * + * This function expects the cfg_req to be populated with page + * type, page number, action for the header read and with page + * address for all other operations. + * + * The cfg_hdr can be passed as null for reading required header + * details for read/write pages the cfg_hdr should point valid + * configuration page header. + * + * This allocates dmaable memory based on the size of the config + * buffer and set the SGE of the cfg_req. + * + * For write actions, the config page data has to be passed in + * the cfg_buf and size of the data has to be mentioned in the + * cfg_buf_sz. + * + * For read/header actions, on successful completion of the + * request with successful ioc_status the data will be copied + * into the cfg_buf limited to a minimum of actual page size and + * cfg_buf_sz + * + * + * Return: 0 on success, non-zero on failure. + */ +static int mpi3mr_process_cfg_req(struct mpi3mr_ioc *mrioc, + struct mpi3_config_request *cfg_req, + struct mpi3_config_page_header *cfg_hdr, int timeout, u16 *ioc_status, + void *cfg_buf, u32 cfg_buf_sz) +{ + struct dma_memory_desc mem_desc; + int retval = -1; + u8 invalid_action = 0; + u8 sgl_flags = MPI3MR_SGEFLAGS_SYSTEM_SIMPLE_END_OF_LIST; + + memset(&mem_desc, 0, sizeof(struct dma_memory_desc)); + + if (cfg_req->action == MPI3_CONFIG_ACTION_PAGE_HEADER) + mem_desc.size = sizeof(struct mpi3_config_page_header); + else { + if (!cfg_hdr) { + ioc_err(mrioc, "null config header passed for config action(%d), page_type(0x%02x), page_num(%d)\n", + cfg_req->action, cfg_req->page_type, + cfg_req->page_number); + goto out; + } + switch (cfg_hdr->page_attribute & MPI3_CONFIG_PAGEATTR_MASK) { + case MPI3_CONFIG_PAGEATTR_READ_ONLY: + if (cfg_req->action + != MPI3_CONFIG_ACTION_READ_CURRENT) + invalid_action = 1; + break; + case MPI3_CONFIG_PAGEATTR_CHANGEABLE: + if ((cfg_req->action == + MPI3_CONFIG_ACTION_READ_PERSISTENT) || + (cfg_req->action == + MPI3_CONFIG_ACTION_WRITE_PERSISTENT)) + invalid_action = 1; + break; + case MPI3_CONFIG_PAGEATTR_PERSISTENT: + default: + break; + } + if (invalid_action) { + ioc_err(mrioc, + "config action(%d) is not allowed for page_type(0x%02x), page_num(%d) with page_attribute(0x%02x)\n", + cfg_req->action, cfg_req->page_type, + cfg_req->page_number, cfg_hdr->page_attribute); + goto out; + } + mem_desc.size = le16_to_cpu(cfg_hdr->page_length) * 4; + cfg_req->page_length = cfg_hdr->page_length; + cfg_req->page_version = cfg_hdr->page_version; + } + if (mpi3mr_alloc_config_dma_memory(mrioc, &mem_desc)) + goto out; + + mpi3mr_add_sg_single(&cfg_req->sgl, sgl_flags, mem_desc.size, + mem_desc.dma_addr); + + if ((cfg_req->action == MPI3_CONFIG_ACTION_WRITE_PERSISTENT) || + (cfg_req->action == MPI3_CONFIG_ACTION_WRITE_CURRENT)) { + memcpy(mem_desc.addr, cfg_buf, min_t(u16, mem_desc.size, + cfg_buf_sz)); + dprint_cfg_info(mrioc, "config buffer to be written\n"); + if (mrioc->logging_level & MPI3_DEBUG_CFG_INFO) + dprint_dump(mem_desc.addr, mem_desc.size, "cfg_buf"); + } + + if (mpi3mr_post_cfg_req(mrioc, cfg_req, timeout, ioc_status)) + goto out; + + retval = 0; + if ((*ioc_status == MPI3_IOCSTATUS_SUCCESS) && + (cfg_req->action != MPI3_CONFIG_ACTION_WRITE_PERSISTENT) && + (cfg_req->action != MPI3_CONFIG_ACTION_WRITE_CURRENT)) { + memcpy(cfg_buf, mem_desc.addr, min_t(u16, mem_desc.size, + cfg_buf_sz)); + dprint_cfg_info(mrioc, "config buffer read\n"); + if (mrioc->logging_level & MPI3_DEBUG_CFG_INFO) + dprint_dump(mem_desc.addr, mem_desc.size, "cfg_buf"); + } + +out: + mpi3mr_free_config_dma_memory(mrioc, &mem_desc); + return retval; +} + +/** + * mpi3mr_cfg_get_dev_pg0 - Read current device page0 + * @mrioc: Adapter instance reference + * @ioc_status: Pointer to return ioc status + * @dev_pg0: Pointer to return device page 0 + * @pg_sz: Size of the memory allocated to the page pointer + * @form: The form to be used for addressing the page + * @form_spec: Form specific information like device handle + * + * This is handler for config page read for a specific device + * page0. The ioc_status has the controller returned ioc_status. + * This routine doesn't check ioc_status to decide whether the + * page read is success or not and it is the callers + * responsibility. + * + * Return: 0 on success, non-zero on failure. + */ +int mpi3mr_cfg_get_dev_pg0(struct mpi3mr_ioc *mrioc, u16 *ioc_status, + struct mpi3_device_page0 *dev_pg0, u16 pg_sz, u32 form, u32 form_spec) +{ + struct mpi3_config_page_header cfg_hdr; + struct mpi3_config_request cfg_req; + u32 page_address; + + memset(dev_pg0, 0, pg_sz); + memset(&cfg_hdr, 0, sizeof(cfg_hdr)); + memset(&cfg_req, 0, sizeof(cfg_req)); + + cfg_req.function = MPI3_FUNCTION_CONFIG; + cfg_req.action = MPI3_CONFIG_ACTION_PAGE_HEADER; + cfg_req.page_type = MPI3_CONFIG_PAGETYPE_DEVICE; + cfg_req.page_number = 0; + cfg_req.page_address = 0; + + if (mpi3mr_process_cfg_req(mrioc, &cfg_req, NULL, + MPI3MR_INTADMCMD_TIMEOUT, ioc_status, &cfg_hdr, sizeof(cfg_hdr))) { + ioc_err(mrioc, "device page0 header read failed\n"); + goto out_failed; + } + if (*ioc_status != MPI3_IOCSTATUS_SUCCESS) { + ioc_err(mrioc, "device page0 header read failed with ioc_status(0x%04x)\n", + *ioc_status); + goto out_failed; + } + cfg_req.action = MPI3_CONFIG_ACTION_READ_CURRENT; + page_address = ((form & MPI3_DEVICE_PGAD_FORM_MASK) | + (form_spec & MPI3_DEVICE_PGAD_HANDLE_MASK)); + cfg_req.page_address = cpu_to_le32(page_address); + if (mpi3mr_process_cfg_req(mrioc, &cfg_req, &cfg_hdr, + MPI3MR_INTADMCMD_TIMEOUT, ioc_status, dev_pg0, pg_sz)) { + ioc_err(mrioc, "device page0 read failed\n"); + goto out_failed; + } + return 0; +out_failed: + return -1; +} + + +/** + * mpi3mr_cfg_get_sas_phy_pg0 - Read current SAS Phy page0 + * @mrioc: Adapter instance reference + * @ioc_status: Pointer to return ioc status + * @phy_pg0: Pointer to return SAS Phy page 0 + * @pg_sz: Size of the memory allocated to the page pointer + * @form: The form to be used for addressing the page + * @form_spec: Form specific information like phy number + * + * This is handler for config page read for a specific SAS Phy + * page0. The ioc_status has the controller returned ioc_status. + * This routine doesn't check ioc_status to decide whether the + * page read is success or not and it is the callers + * responsibility. + * + * Return: 0 on success, non-zero on failure. + */ +int mpi3mr_cfg_get_sas_phy_pg0(struct mpi3mr_ioc *mrioc, u16 *ioc_status, + struct mpi3_sas_phy_page0 *phy_pg0, u16 pg_sz, u32 form, + u32 form_spec) +{ + struct mpi3_config_page_header cfg_hdr; + struct mpi3_config_request cfg_req; + u32 page_address; + + memset(phy_pg0, 0, pg_sz); + memset(&cfg_hdr, 0, sizeof(cfg_hdr)); + memset(&cfg_req, 0, sizeof(cfg_req)); + + cfg_req.function = MPI3_FUNCTION_CONFIG; + cfg_req.action = MPI3_CONFIG_ACTION_PAGE_HEADER; + cfg_req.page_type = MPI3_CONFIG_PAGETYPE_SAS_PHY; + cfg_req.page_number = 0; + cfg_req.page_address = 0; + + if (mpi3mr_process_cfg_req(mrioc, &cfg_req, NULL, + MPI3MR_INTADMCMD_TIMEOUT, ioc_status, &cfg_hdr, sizeof(cfg_hdr))) { + ioc_err(mrioc, "sas phy page0 header read failed\n"); + goto out_failed; + } + if (*ioc_status != MPI3_IOCSTATUS_SUCCESS) { + ioc_err(mrioc, "sas phy page0 header read failed with ioc_status(0x%04x)\n", + *ioc_status); + goto out_failed; + } + cfg_req.action = MPI3_CONFIG_ACTION_READ_CURRENT; + page_address = ((form & MPI3_SAS_PHY_PGAD_FORM_MASK) | + (form_spec & MPI3_SAS_PHY_PGAD_PHY_NUMBER_MASK)); + cfg_req.page_address = cpu_to_le32(page_address); + if (mpi3mr_process_cfg_req(mrioc, &cfg_req, &cfg_hdr, + MPI3MR_INTADMCMD_TIMEOUT, ioc_status, phy_pg0, pg_sz)) { + ioc_err(mrioc, "sas phy page0 read failed\n"); + goto out_failed; + } + return 0; +out_failed: + return -1; +} + +/** + * mpi3mr_cfg_get_sas_phy_pg1 - Read current SAS Phy page1 + * @mrioc: Adapter instance reference + * @ioc_status: Pointer to return ioc status + * @phy_pg1: Pointer to return SAS Phy page 1 + * @pg_sz: Size of the memory allocated to the page pointer + * @form: The form to be used for addressing the page + * @form_spec: Form specific information like phy number + * + * This is handler for config page read for a specific SAS Phy + * page1. The ioc_status has the controller returned ioc_status. + * This routine doesn't check ioc_status to decide whether the + * page read is success or not and it is the callers + * responsibility. + * + * Return: 0 on success, non-zero on failure. + */ +int mpi3mr_cfg_get_sas_phy_pg1(struct mpi3mr_ioc *mrioc, u16 *ioc_status, + struct mpi3_sas_phy_page1 *phy_pg1, u16 pg_sz, u32 form, + u32 form_spec) +{ + struct mpi3_config_page_header cfg_hdr; + struct mpi3_config_request cfg_req; + u32 page_address; + + memset(phy_pg1, 0, pg_sz); + memset(&cfg_hdr, 0, sizeof(cfg_hdr)); + memset(&cfg_req, 0, sizeof(cfg_req)); + + cfg_req.function = MPI3_FUNCTION_CONFIG; + cfg_req.action = MPI3_CONFIG_ACTION_PAGE_HEADER; + cfg_req.page_type = MPI3_CONFIG_PAGETYPE_SAS_PHY; + cfg_req.page_number = 1; + cfg_req.page_address = 0; + + if (mpi3mr_process_cfg_req(mrioc, &cfg_req, NULL, + MPI3MR_INTADMCMD_TIMEOUT, ioc_status, &cfg_hdr, sizeof(cfg_hdr))) { + ioc_err(mrioc, "sas phy page1 header read failed\n"); + goto out_failed; + } + if (*ioc_status != MPI3_IOCSTATUS_SUCCESS) { + ioc_err(mrioc, "sas phy page1 header read failed with ioc_status(0x%04x)\n", + *ioc_status); + goto out_failed; + } + cfg_req.action = MPI3_CONFIG_ACTION_READ_CURRENT; + page_address = ((form & MPI3_SAS_PHY_PGAD_FORM_MASK) | + (form_spec & MPI3_SAS_PHY_PGAD_PHY_NUMBER_MASK)); + cfg_req.page_address = cpu_to_le32(page_address); + if (mpi3mr_process_cfg_req(mrioc, &cfg_req, &cfg_hdr, + MPI3MR_INTADMCMD_TIMEOUT, ioc_status, phy_pg1, pg_sz)) { + ioc_err(mrioc, "sas phy page1 read failed\n"); + goto out_failed; + } + return 0; +out_failed: + return -1; +} + + +/** + * mpi3mr_cfg_get_sas_exp_pg0 - Read current SAS Expander page0 + * @mrioc: Adapter instance reference + * @ioc_status: Pointer to return ioc status + * @exp_pg0: Pointer to return SAS Expander page 0 + * @pg_sz: Size of the memory allocated to the page pointer + * @form: The form to be used for addressing the page + * @form_spec: Form specific information like device handle + * + * This is handler for config page read for a specific SAS + * Expander page0. The ioc_status has the controller returned + * ioc_status. This routine doesn't check ioc_status to decide + * whether the page read is success or not and it is the callers + * responsibility. + * + * Return: 0 on success, non-zero on failure. + */ +int mpi3mr_cfg_get_sas_exp_pg0(struct mpi3mr_ioc *mrioc, u16 *ioc_status, + struct mpi3_sas_expander_page0 *exp_pg0, u16 pg_sz, u32 form, + u32 form_spec) +{ + struct mpi3_config_page_header cfg_hdr; + struct mpi3_config_request cfg_req; + u32 page_address; + + memset(exp_pg0, 0, pg_sz); + memset(&cfg_hdr, 0, sizeof(cfg_hdr)); + memset(&cfg_req, 0, sizeof(cfg_req)); + + cfg_req.function = MPI3_FUNCTION_CONFIG; + cfg_req.action = MPI3_CONFIG_ACTION_PAGE_HEADER; + cfg_req.page_type = MPI3_CONFIG_PAGETYPE_SAS_EXPANDER; + cfg_req.page_number = 0; + cfg_req.page_address = 0; + + if (mpi3mr_process_cfg_req(mrioc, &cfg_req, NULL, + MPI3MR_INTADMCMD_TIMEOUT, ioc_status, &cfg_hdr, sizeof(cfg_hdr))) { + ioc_err(mrioc, "expander page0 header read failed\n"); + goto out_failed; + } + if (*ioc_status != MPI3_IOCSTATUS_SUCCESS) { + ioc_err(mrioc, "expander page0 header read failed with ioc_status(0x%04x)\n", + *ioc_status); + goto out_failed; + } + cfg_req.action = MPI3_CONFIG_ACTION_READ_CURRENT; + page_address = ((form & MPI3_SAS_EXPAND_PGAD_FORM_MASK) | + (form_spec & (MPI3_SAS_EXPAND_PGAD_PHYNUM_MASK | + MPI3_SAS_EXPAND_PGAD_HANDLE_MASK))); + cfg_req.page_address = cpu_to_le32(page_address); + if (mpi3mr_process_cfg_req(mrioc, &cfg_req, &cfg_hdr, + MPI3MR_INTADMCMD_TIMEOUT, ioc_status, exp_pg0, pg_sz)) { + ioc_err(mrioc, "expander page0 read failed\n"); + goto out_failed; + } + return 0; +out_failed: + return -1; +} + +/** + * mpi3mr_cfg_get_sas_exp_pg1 - Read current SAS Expander page1 + * @mrioc: Adapter instance reference + * @ioc_status: Pointer to return ioc status + * @exp_pg1: Pointer to return SAS Expander page 1 + * @pg_sz: Size of the memory allocated to the page pointer + * @form: The form to be used for addressing the page + * @form_spec: Form specific information like phy number + * + * This is handler for config page read for a specific SAS + * Expander page1. The ioc_status has the controller returned + * ioc_status. This routine doesn't check ioc_status to decide + * whether the page read is success or not and it is the callers + * responsibility. + * + * Return: 0 on success, non-zero on failure. + */ +int mpi3mr_cfg_get_sas_exp_pg1(struct mpi3mr_ioc *mrioc, u16 *ioc_status, + struct mpi3_sas_expander_page1 *exp_pg1, u16 pg_sz, u32 form, + u32 form_spec) +{ + struct mpi3_config_page_header cfg_hdr; + struct mpi3_config_request cfg_req; + u32 page_address; + + memset(exp_pg1, 0, pg_sz); + memset(&cfg_hdr, 0, sizeof(cfg_hdr)); + memset(&cfg_req, 0, sizeof(cfg_req)); + + cfg_req.function = MPI3_FUNCTION_CONFIG; + cfg_req.action = MPI3_CONFIG_ACTION_PAGE_HEADER; + cfg_req.page_type = MPI3_CONFIG_PAGETYPE_SAS_EXPANDER; + cfg_req.page_number = 1; + cfg_req.page_address = 0; + + if (mpi3mr_process_cfg_req(mrioc, &cfg_req, NULL, + MPI3MR_INTADMCMD_TIMEOUT, ioc_status, &cfg_hdr, sizeof(cfg_hdr))) { + ioc_err(mrioc, "expander page1 header read failed\n"); + goto out_failed; + } + if (*ioc_status != MPI3_IOCSTATUS_SUCCESS) { + ioc_err(mrioc, "expander page1 header read failed with ioc_status(0x%04x)\n", + *ioc_status); + goto out_failed; + } + cfg_req.action = MPI3_CONFIG_ACTION_READ_CURRENT; + page_address = ((form & MPI3_SAS_EXPAND_PGAD_FORM_MASK) | + (form_spec & (MPI3_SAS_EXPAND_PGAD_PHYNUM_MASK | + MPI3_SAS_EXPAND_PGAD_HANDLE_MASK))); + cfg_req.page_address = cpu_to_le32(page_address); + if (mpi3mr_process_cfg_req(mrioc, &cfg_req, &cfg_hdr, + MPI3MR_INTADMCMD_TIMEOUT, ioc_status, exp_pg1, pg_sz)) { + ioc_err(mrioc, "expander page1 read failed\n"); + goto out_failed; + } + return 0; +out_failed: + return -1; +} + +/** + * mpi3mr_cfg_get_enclosure_pg0 - Read current Enclosure page0 + * @mrioc: Adapter instance reference + * @ioc_status: Pointer to return ioc status + * @encl_pg0: Pointer to return Enclosure page 0 + * @pg_sz: Size of the memory allocated to the page pointer + * @form: The form to be used for addressing the page + * @form_spec: Form specific information like device handle + * + * This is handler for config page read for a specific Enclosure + * page0. The ioc_status has the controller returned ioc_status. + * This routine doesn't check ioc_status to decide whether the + * page read is success or not and it is the callers + * responsibility. + * + * Return: 0 on success, non-zero on failure. + */ +int mpi3mr_cfg_get_enclosure_pg0(struct mpi3mr_ioc *mrioc, u16 *ioc_status, + struct mpi3_enclosure_page0 *encl_pg0, u16 pg_sz, u32 form, + u32 form_spec) +{ + struct mpi3_config_page_header cfg_hdr; + struct mpi3_config_request cfg_req; + u32 page_address; + + memset(encl_pg0, 0, pg_sz); + memset(&cfg_hdr, 0, sizeof(cfg_hdr)); + memset(&cfg_req, 0, sizeof(cfg_req)); + + cfg_req.function = MPI3_FUNCTION_CONFIG; + cfg_req.action = MPI3_CONFIG_ACTION_PAGE_HEADER; + cfg_req.page_type = MPI3_CONFIG_PAGETYPE_ENCLOSURE; + cfg_req.page_number = 0; + cfg_req.page_address = 0; + + if (mpi3mr_process_cfg_req(mrioc, &cfg_req, NULL, + MPI3MR_INTADMCMD_TIMEOUT, ioc_status, &cfg_hdr, sizeof(cfg_hdr))) { + ioc_err(mrioc, "enclosure page0 header read failed\n"); + goto out_failed; + } + if (*ioc_status != MPI3_IOCSTATUS_SUCCESS) { + ioc_err(mrioc, "enclosure page0 header read failed with ioc_status(0x%04x)\n", + *ioc_status); + goto out_failed; + } + cfg_req.action = MPI3_CONFIG_ACTION_READ_CURRENT; + page_address = ((form & MPI3_ENCLOS_PGAD_FORM_MASK) | + (form_spec & MPI3_ENCLOS_PGAD_HANDLE_MASK)); + cfg_req.page_address = cpu_to_le32(page_address); + if (mpi3mr_process_cfg_req(mrioc, &cfg_req, &cfg_hdr, + MPI3MR_INTADMCMD_TIMEOUT, ioc_status, encl_pg0, pg_sz)) { + ioc_err(mrioc, "enclosure page0 read failed\n"); + goto out_failed; + } + return 0; +out_failed: + return -1; +} + + +/** + * mpi3mr_cfg_get_sas_io_unit_pg0 - Read current SASIOUnit page0 + * @mrioc: Adapter instance reference + * @sas_io_unit_pg0: Pointer to return SAS IO Unit page 0 + * @pg_sz: Size of the memory allocated to the page pointer + * + * This is handler for config page read for the SAS IO Unit + * page0. This routine checks ioc_status to decide whether the + * page read is success or not. + * + * Return: 0 on success, non-zero on failure. + */ +int mpi3mr_cfg_get_sas_io_unit_pg0(struct mpi3mr_ioc *mrioc, + struct mpi3_sas_io_unit_page0 *sas_io_unit_pg0, u16 pg_sz) +{ + struct mpi3_config_page_header cfg_hdr; + struct mpi3_config_request cfg_req; + u16 ioc_status = 0; + + memset(sas_io_unit_pg0, 0, pg_sz); + memset(&cfg_hdr, 0, sizeof(cfg_hdr)); + memset(&cfg_req, 0, sizeof(cfg_req)); + + cfg_req.function = MPI3_FUNCTION_CONFIG; + cfg_req.action = MPI3_CONFIG_ACTION_PAGE_HEADER; + cfg_req.page_type = MPI3_CONFIG_PAGETYPE_SAS_IO_UNIT; + cfg_req.page_number = 0; + cfg_req.page_address = 0; + + if (mpi3mr_process_cfg_req(mrioc, &cfg_req, NULL, + MPI3MR_INTADMCMD_TIMEOUT, &ioc_status, &cfg_hdr, sizeof(cfg_hdr))) { + ioc_err(mrioc, "sas io unit page0 header read failed\n"); + goto out_failed; + } + if (ioc_status != MPI3_IOCSTATUS_SUCCESS) { + ioc_err(mrioc, "sas io unit page0 header read failed with ioc_status(0x%04x)\n", + ioc_status); + goto out_failed; + } + cfg_req.action = MPI3_CONFIG_ACTION_READ_CURRENT; + + if (mpi3mr_process_cfg_req(mrioc, &cfg_req, &cfg_hdr, + MPI3MR_INTADMCMD_TIMEOUT, &ioc_status, sas_io_unit_pg0, pg_sz)) { + ioc_err(mrioc, "sas io unit page0 read failed\n"); + goto out_failed; + } + if (ioc_status != MPI3_IOCSTATUS_SUCCESS) { + ioc_err(mrioc, "sas io unit page0 read failed with ioc_status(0x%04x)\n", + ioc_status); + goto out_failed; + } + return 0; +out_failed: + return -1; +} + +/** + * mpi3mr_cfg_get_sas_io_unit_pg1 - Read current SASIOUnit page1 + * @mrioc: Adapter instance reference + * @sas_io_unit_pg1: Pointer to return SAS IO Unit page 1 + * @pg_sz: Size of the memory allocated to the page pointer + * + * This is handler for config page read for the SAS IO Unit + * page1. This routine checks ioc_status to decide whether the + * page read is success or not. + * + * Return: 0 on success, non-zero on failure. + */ +int mpi3mr_cfg_get_sas_io_unit_pg1(struct mpi3mr_ioc *mrioc, + struct mpi3_sas_io_unit_page1 *sas_io_unit_pg1, u16 pg_sz) +{ + struct mpi3_config_page_header cfg_hdr; + struct mpi3_config_request cfg_req; + u16 ioc_status = 0; + + memset(sas_io_unit_pg1, 0, pg_sz); + memset(&cfg_hdr, 0, sizeof(cfg_hdr)); + memset(&cfg_req, 0, sizeof(cfg_req)); + + cfg_req.function = MPI3_FUNCTION_CONFIG; + cfg_req.action = MPI3_CONFIG_ACTION_PAGE_HEADER; + cfg_req.page_type = MPI3_CONFIG_PAGETYPE_SAS_IO_UNIT; + cfg_req.page_number = 1; + cfg_req.page_address = 0; + + if (mpi3mr_process_cfg_req(mrioc, &cfg_req, NULL, + MPI3MR_INTADMCMD_TIMEOUT, &ioc_status, &cfg_hdr, sizeof(cfg_hdr))) { + ioc_err(mrioc, "sas io unit page1 header read failed\n"); + goto out_failed; + } + if (ioc_status != MPI3_IOCSTATUS_SUCCESS) { + ioc_err(mrioc, "sas io unit page1 header read failed with ioc_status(0x%04x)\n", + ioc_status); + goto out_failed; + } + cfg_req.action = MPI3_CONFIG_ACTION_READ_CURRENT; + + if (mpi3mr_process_cfg_req(mrioc, &cfg_req, &cfg_hdr, + MPI3MR_INTADMCMD_TIMEOUT, &ioc_status, sas_io_unit_pg1, pg_sz)) { + ioc_err(mrioc, "sas io unit page1 read failed\n"); + goto out_failed; + } + if (ioc_status != MPI3_IOCSTATUS_SUCCESS) { + ioc_err(mrioc, "sas io unit page1 read failed with ioc_status(0x%04x)\n", + ioc_status); + goto out_failed; + } + return 0; +out_failed: + return -1; +} + +/** + * mpi3mr_cfg_set_sas_io_unit_pg1 - Write SASIOUnit page1 + * @mrioc: Adapter instance reference + * @sas_io_unit_pg1: Pointer to the SAS IO Unit page 1 to write + * @pg_sz: Size of the memory allocated to the page pointer + * + * This is handler for config page write for the SAS IO Unit + * page1. This routine checks ioc_status to decide whether the + * page read is success or not. This will modify both current + * and persistent page. + * + * Return: 0 on success, non-zero on failure. + */ +int mpi3mr_cfg_set_sas_io_unit_pg1(struct mpi3mr_ioc *mrioc, + struct mpi3_sas_io_unit_page1 *sas_io_unit_pg1, u16 pg_sz) +{ + struct mpi3_config_page_header cfg_hdr; + struct mpi3_config_request cfg_req; + u16 ioc_status = 0; + + memset(&cfg_hdr, 0, sizeof(cfg_hdr)); + memset(&cfg_req, 0, sizeof(cfg_req)); + + cfg_req.function = MPI3_FUNCTION_CONFIG; + cfg_req.action = MPI3_CONFIG_ACTION_PAGE_HEADER; + cfg_req.page_type = MPI3_CONFIG_PAGETYPE_SAS_IO_UNIT; + cfg_req.page_number = 1; + cfg_req.page_address = 0; + + if (mpi3mr_process_cfg_req(mrioc, &cfg_req, NULL, + MPI3MR_INTADMCMD_TIMEOUT, &ioc_status, &cfg_hdr, sizeof(cfg_hdr))) { + ioc_err(mrioc, "sas io unit page1 header read failed\n"); + goto out_failed; + } + if (ioc_status != MPI3_IOCSTATUS_SUCCESS) { + ioc_err(mrioc, "sas io unit page1 header read failed with ioc_status(0x%04x)\n", + ioc_status); + goto out_failed; + } + cfg_req.action = MPI3_CONFIG_ACTION_WRITE_CURRENT; + + if (mpi3mr_process_cfg_req(mrioc, &cfg_req, &cfg_hdr, + MPI3MR_INTADMCMD_TIMEOUT, &ioc_status, sas_io_unit_pg1, pg_sz)) { + ioc_err(mrioc, "sas io unit page1 write current failed\n"); + goto out_failed; + } + if (ioc_status != MPI3_IOCSTATUS_SUCCESS) { + ioc_err(mrioc, "sas io unit page1 write current failed with ioc_status(0x%04x)\n", + ioc_status); + goto out_failed; + } + + cfg_req.action = MPI3_CONFIG_ACTION_WRITE_PERSISTENT; + + if (mpi3mr_process_cfg_req(mrioc, &cfg_req, &cfg_hdr, + MPI3MR_INTADMCMD_TIMEOUT, &ioc_status, sas_io_unit_pg1, pg_sz)) { + ioc_err(mrioc, "sas io unit page1 write persistent failed\n"); + goto out_failed; + } + if (ioc_status != MPI3_IOCSTATUS_SUCCESS) { + ioc_err(mrioc, "sas io unit page1 write persistent failed with ioc_status(0x%04x)\n", + ioc_status); + goto out_failed; + } + return 0; +out_failed: + return -1; +} + +/** + * mpi3mr_cfg_get_driver_pg1 - Read current Driver page1 + * @mrioc: Adapter instance reference + * @driver_pg1: Pointer to return Driver page 1 + * @pg_sz: Size of the memory allocated to the page pointer + * + * This is handler for config page read for the Driver page1. + * This routine checks ioc_status to decide whether the page + * read is success or not. + * + * Return: 0 on success, non-zero on failure. + */ +int mpi3mr_cfg_get_driver_pg1(struct mpi3mr_ioc *mrioc, + struct mpi3_driver_page1 *driver_pg1, u16 pg_sz) +{ + struct mpi3_config_page_header cfg_hdr; + struct mpi3_config_request cfg_req; + u16 ioc_status = 0; + + memset(driver_pg1, 0, pg_sz); + memset(&cfg_hdr, 0, sizeof(cfg_hdr)); + memset(&cfg_req, 0, sizeof(cfg_req)); + + cfg_req.function = MPI3_FUNCTION_CONFIG; + cfg_req.action = MPI3_CONFIG_ACTION_PAGE_HEADER; + cfg_req.page_type = MPI3_CONFIG_PAGETYPE_DRIVER; + cfg_req.page_number = 1; + cfg_req.page_address = 0; + + if (mpi3mr_process_cfg_req(mrioc, &cfg_req, NULL, + MPI3MR_INTADMCMD_TIMEOUT, &ioc_status, &cfg_hdr, sizeof(cfg_hdr))) { + ioc_err(mrioc, "driver page1 header read failed\n"); + goto out_failed; + } + if (ioc_status != MPI3_IOCSTATUS_SUCCESS) { + ioc_err(mrioc, "driver page1 header read failed with ioc_status(0x%04x)\n", + ioc_status); + goto out_failed; + } + cfg_req.action = MPI3_CONFIG_ACTION_READ_CURRENT; + + if (mpi3mr_process_cfg_req(mrioc, &cfg_req, &cfg_hdr, + MPI3MR_INTADMCMD_TIMEOUT, &ioc_status, driver_pg1, pg_sz)) { + ioc_err(mrioc, "driver page1 read failed\n"); + goto out_failed; + } + if (ioc_status != MPI3_IOCSTATUS_SUCCESS) { + ioc_err(mrioc, "driver page1 read failed with ioc_status(0x%04x)\n", + ioc_status); + goto out_failed; + } + return 0; +out_failed: + return -1; +} diff --git a/drivers/scsi/mpi3mr/mpi3mr_os.c b/drivers/scsi/mpi3mr/mpi3mr_os.c index 9681c8bf24ed..f77ee4051b00 100644 --- a/drivers/scsi/mpi3mr/mpi3mr_os.c +++ b/drivers/scsi/mpi3mr/mpi3mr_os.c @@ -40,6 +40,8 @@ static void mpi3mr_send_event_ack(struct mpi3mr_ioc *mrioc, u8 event, #define MPI3MR_DRIVER_EVENT_TG_QD_REDUCTION (0xFFFF) +#define MPI3_EVENT_WAIT_FOR_DEVICES_TO_REFRESH (0xFFFE) + /** * mpi3mr_host_tag_for_scmd - Get host tag for a scmd * @mrioc: Adapter instance reference @@ -422,6 +424,8 @@ void mpi3mr_invalidate_devhandles(struct mpi3mr_ioc *mrioc) tgt_priv->io_throttle_enabled = 0; tgt_priv->io_divert = 0; tgt_priv->throttle_group = NULL; + if (tgtdev->host_exposed) + atomic_set(&tgt_priv->block_io, 1); } } } @@ -578,6 +582,39 @@ void mpi3mr_flush_host_io(struct mpi3mr_ioc *mrioc) mrioc->flush_io_count); } +/** + * mpi3mr_flush_cmds_for_unrecovered_controller - Flush all pending cmds + * @mrioc: Adapter instance reference + * + * This function waits for currently running IO poll threads to + * exit and then flushes all host I/Os and any internal pending + * cmds. This is executed after controller is marked as + * unrecoverable. + * + * Return: Nothing. + */ +void mpi3mr_flush_cmds_for_unrecovered_controller(struct mpi3mr_ioc *mrioc) +{ + struct Scsi_Host *shost = mrioc->shost; + int i; + + if (!mrioc->unrecoverable) + return; + + if (mrioc->op_reply_qinfo) { + for (i = 0; i < mrioc->num_queues; i++) { + while (atomic_read(&mrioc->op_reply_qinfo[i].in_use)) + udelay(500); + atomic_set(&mrioc->op_reply_qinfo[i].pend_ios, 0); + } + } + mrioc->flush_io_count = 0; + blk_mq_tagset_busy_iter(&shost->tag_set, + mpi3mr_flush_scmd, (void *)mrioc); + mpi3mr_flush_delayed_cmd_lists(mrioc); + mpi3mr_flush_drv_cmds(mrioc); +} + /** * mpi3mr_alloc_tgtdev - target device allocator * @@ -796,7 +833,7 @@ static void mpi3mr_set_io_divert_for_all_vd_in_tg(struct mpi3mr_ioc *mrioc, * * Return: None. */ -static void mpi3mr_print_device_event_notice(struct mpi3mr_ioc *mrioc, +void mpi3mr_print_device_event_notice(struct mpi3mr_ioc *mrioc, bool device_add) { ioc_notice(mrioc, "Device %s was in progress before the reset and\n", @@ -816,7 +853,7 @@ static void mpi3mr_print_device_event_notice(struct mpi3mr_ioc *mrioc, * * Return: 0 on success, non zero on failure. */ -static void mpi3mr_remove_tgtdev_from_host(struct mpi3mr_ioc *mrioc, +void mpi3mr_remove_tgtdev_from_host(struct mpi3mr_ioc *mrioc, struct mpi3mr_tgt_dev *tgtdev) { struct mpi3mr_stgt_priv_data *tgt_priv; @@ -825,22 +862,29 @@ static void mpi3mr_remove_tgtdev_from_host(struct mpi3mr_ioc *mrioc, __func__, tgtdev->dev_handle, (unsigned long long)tgtdev->wwid); if (tgtdev->starget && tgtdev->starget->hostdata) { tgt_priv = tgtdev->starget->hostdata; + atomic_set(&tgt_priv->block_io, 0); tgt_priv->dev_handle = MPI3MR_INVALID_DEV_HANDLE; } - if (tgtdev->starget) { - if (mrioc->current_event) - mrioc->current_event->pending_at_sml = 1; - scsi_remove_target(&tgtdev->starget->dev); - tgtdev->host_exposed = 0; - if (mrioc->current_event) { - mrioc->current_event->pending_at_sml = 0; - if (mrioc->current_event->discard) { - mpi3mr_print_device_event_notice(mrioc, false); - return; + if (!mrioc->sas_transport_enabled || (tgtdev->dev_type != + MPI3_DEVICE_DEVFORM_SAS_SATA) || tgtdev->non_stl) { + if (tgtdev->starget) { + if (mrioc->current_event) + mrioc->current_event->pending_at_sml = 1; + scsi_remove_target(&tgtdev->starget->dev); + tgtdev->host_exposed = 0; + if (mrioc->current_event) { + mrioc->current_event->pending_at_sml = 0; + if (mrioc->current_event->discard) { + mpi3mr_print_device_event_notice(mrioc, + false); + return; + } } } - } + } else + mpi3mr_remove_tgtdev_from_sas_transport(mrioc, tgtdev); + ioc_info(mrioc, "%s :Removed handle(0x%04x), wwid(0x%016llx)\n", __func__, tgtdev->dev_handle, (unsigned long long)tgtdev->wwid); } @@ -862,21 +906,25 @@ static int mpi3mr_report_tgtdev_to_host(struct mpi3mr_ioc *mrioc, int retval = 0; struct mpi3mr_tgt_dev *tgtdev; + if (mrioc->reset_in_progress) + return -1; + tgtdev = mpi3mr_get_tgtdev_by_perst_id(mrioc, perst_id); if (!tgtdev) { retval = -1; goto out; } - if (tgtdev->is_hidden) { + if (tgtdev->is_hidden || tgtdev->host_exposed) { retval = -1; goto out; } - if (!tgtdev->host_exposed && !mrioc->reset_in_progress) { + if (!mrioc->sas_transport_enabled || (tgtdev->dev_type != + MPI3_DEVICE_DEVFORM_SAS_SATA) || tgtdev->non_stl){ tgtdev->host_exposed = 1; if (mrioc->current_event) mrioc->current_event->pending_at_sml = 1; - scsi_scan_target(&mrioc->shost->shost_gendev, 0, - tgtdev->perst_id, + scsi_scan_target(&mrioc->shost->shost_gendev, + mrioc->scsi_device_channel, tgtdev->perst_id, SCAN_WILD_CARD, SCSI_SCAN_INITIAL); if (!tgtdev->starget) tgtdev->host_exposed = 0; @@ -887,7 +935,8 @@ static int mpi3mr_report_tgtdev_to_host(struct mpi3mr_ioc *mrioc, goto out; } } - } + } else + mpi3mr_report_tgtdev_to_sas_transport(mrioc, tgtdev); out: if (tgtdev) mpi3mr_tgtdev_put(tgtdev); @@ -1018,18 +1067,29 @@ static void mpi3mr_update_tgtdev(struct mpi3mr_ioc *mrioc, { u16 flags = 0; struct mpi3mr_stgt_priv_data *scsi_tgt_priv_data = NULL; + struct mpi3mr_enclosure_node *enclosure_dev = NULL; u8 prot_mask = 0; tgtdev->perst_id = le16_to_cpu(dev_pg0->persistent_id); tgtdev->dev_handle = le16_to_cpu(dev_pg0->dev_handle); tgtdev->dev_type = dev_pg0->device_form; + tgtdev->io_unit_port = dev_pg0->io_unit_port; tgtdev->encl_handle = le16_to_cpu(dev_pg0->enclosure_handle); tgtdev->parent_handle = le16_to_cpu(dev_pg0->parent_dev_handle); tgtdev->slot = le16_to_cpu(dev_pg0->slot); tgtdev->q_depth = le16_to_cpu(dev_pg0->queue_depth); tgtdev->wwid = le64_to_cpu(dev_pg0->wwid); + tgtdev->devpg0_flag = le16_to_cpu(dev_pg0->flags); + + if (tgtdev->encl_handle) + enclosure_dev = mpi3mr_enclosure_find_by_handle(mrioc, + tgtdev->encl_handle); + if (enclosure_dev) + tgtdev->enclosure_logical_id = le64_to_cpu( + enclosure_dev->pg0.enclosure_logical_id); + + flags = tgtdev->devpg0_flag; - flags = le16_to_cpu(dev_pg0->flags); tgtdev->is_hidden = (flags & MPI3_DEVICE0_FLAGS_HIDDEN); if (is_added == true) @@ -1045,6 +1105,8 @@ static void mpi3mr_update_tgtdev(struct mpi3mr_ioc *mrioc, scsi_tgt_priv_data->dev_type = tgtdev->dev_type; scsi_tgt_priv_data->io_throttle_enabled = tgtdev->io_throttle_enabled; + if (is_added == true) + atomic_set(&scsi_tgt_priv_data->block_io, 0); } switch (dev_pg0->access_status) { @@ -1068,12 +1130,25 @@ static void mpi3mr_update_tgtdev(struct mpi3mr_ioc *mrioc, tgtdev->dev_spec.sas_sata_inf.dev_info = dev_info; tgtdev->dev_spec.sas_sata_inf.sas_address = le64_to_cpu(sasinf->sas_address); + tgtdev->dev_spec.sas_sata_inf.phy_id = sasinf->phy_num; + tgtdev->dev_spec.sas_sata_inf.attached_phy_id = + sasinf->attached_phy_identifier; if ((dev_info & MPI3_SAS_DEVICE_INFO_DEVICE_TYPE_MASK) != MPI3_SAS_DEVICE_INFO_DEVICE_TYPE_END_DEVICE) tgtdev->is_hidden = 1; else if (!(dev_info & (MPI3_SAS_DEVICE_INFO_STP_SATA_TARGET | MPI3_SAS_DEVICE_INFO_SSP_TARGET))) tgtdev->is_hidden = 1; + + if (((tgtdev->devpg0_flag & + MPI3_DEVICE0_FLAGS_ATT_METHOD_DIR_ATTACHED) + && (tgtdev->devpg0_flag & + MPI3_DEVICE0_FLAGS_ATT_METHOD_VIRTUAL)) || + (tgtdev->parent_handle == 0xFFFF)) + tgtdev->non_stl = 1; + if (tgtdev->dev_spec.sas_sata_inf.hba_port) + tgtdev->dev_spec.sas_sata_inf.hba_port->port_id = + dev_pg0->io_unit_port; break; } case MPI3_DEVICE_DEVFORM_PCIE: @@ -1106,6 +1181,7 @@ static void mpi3mr_update_tgtdev(struct mpi3mr_ioc *mrioc, ((dev_info & MPI3_DEVICE0_PCIE_DEVICE_INFO_TYPE_MASK) != MPI3_DEVICE0_PCIE_DEVICE_INFO_TYPE_SCSI_DEVICE)) tgtdev->is_hidden = 1; + tgtdev->non_stl = 1; if (!mrioc->shost) break; prot_mask = scsi_host_get_prot(mrioc->shost); @@ -1129,6 +1205,7 @@ static void mpi3mr_update_tgtdev(struct mpi3mr_ioc *mrioc, tgtdev->dev_spec.vd_inf.state = vdinf->vd_state; if (vdinf->vd_state == MPI3_DEVICE0_VD_STATE_OFFLINE) tgtdev->is_hidden = 1; + tgtdev->non_stl = 1; tgtdev->dev_spec.vd_inf.tg_id = vdinf_io_throttle_group; tgtdev->dev_spec.vd_inf.tg_high = le16_to_cpu(vdinf->io_throttle_group_high) * 2048; @@ -1257,6 +1334,135 @@ out: mpi3mr_tgtdev_put(tgtdev); } +/** + * mpi3mr_free_enclosure_list - release enclosures + * @mrioc: Adapter instance reference + * + * Free memory allocated during encloure add. + * + * Return nothing. + */ +void mpi3mr_free_enclosure_list(struct mpi3mr_ioc *mrioc) +{ + struct mpi3mr_enclosure_node *enclosure_dev, *enclosure_dev_next; + + list_for_each_entry_safe(enclosure_dev, + enclosure_dev_next, &mrioc->enclosure_list, list) { + list_del(&enclosure_dev->list); + kfree(enclosure_dev); + } +} + +/** + * mpi3mr_enclosure_find_by_handle - enclosure search by handle + * @mrioc: Adapter instance reference + * @handle: Firmware device handle of the enclosure + * + * This searches for enclosure device based on handle, then returns the + * enclosure object. + * + * Return: Enclosure object reference or NULL + */ +struct mpi3mr_enclosure_node *mpi3mr_enclosure_find_by_handle( + struct mpi3mr_ioc *mrioc, u16 handle) +{ + struct mpi3mr_enclosure_node *enclosure_dev, *r = NULL; + + list_for_each_entry(enclosure_dev, &mrioc->enclosure_list, list) { + if (le16_to_cpu(enclosure_dev->pg0.enclosure_handle) != handle) + continue; + r = enclosure_dev; + goto out; + } +out: + return r; +} + +/** + * mpi3mr_encldev_add_chg_evt_debug - debug for enclosure event + * @mrioc: Adapter instance reference + * @encl_pg0: Enclosure page 0. + * @is_added: Added event or not + * + * Return nothing. + */ +static void mpi3mr_encldev_add_chg_evt_debug(struct mpi3mr_ioc *mrioc, + struct mpi3_enclosure_page0 *encl_pg0, u8 is_added) +{ + char *reason_str = NULL; + + if (!(mrioc->logging_level & MPI3_DEBUG_EVENT_WORK_TASK)) + return; + + if (is_added) + reason_str = "enclosure added"; + else + reason_str = "enclosure dev status changed"; + + ioc_info(mrioc, + "%s: handle(0x%04x), enclosure logical id(0x%016llx)\n", + reason_str, le16_to_cpu(encl_pg0->enclosure_handle), + (unsigned long long)le64_to_cpu(encl_pg0->enclosure_logical_id)); + ioc_info(mrioc, + "number of slots(%d), port(%d), flags(0x%04x), present(%d)\n", + le16_to_cpu(encl_pg0->num_slots), encl_pg0->io_unit_port, + le16_to_cpu(encl_pg0->flags), + ((le16_to_cpu(encl_pg0->flags) & + MPI3_ENCLS0_FLAGS_ENCL_DEV_PRESENT_MASK) >> 4)); +} + +/** + * mpi3mr_encldev_add_chg_evt_bh - Enclosure evt bottomhalf + * @mrioc: Adapter instance reference + * @fwevt: Firmware event reference + * + * Prints information about the Enclosure device status or + * Enclosure add events if logging is enabled and add or remove + * the enclosure from the controller's internal list of + * enclosures. + * + * Return: Nothing. + */ +static void mpi3mr_encldev_add_chg_evt_bh(struct mpi3mr_ioc *mrioc, + struct mpi3mr_fwevt *fwevt) +{ + struct mpi3mr_enclosure_node *enclosure_dev = NULL; + struct mpi3_enclosure_page0 *encl_pg0; + u16 encl_handle; + u8 added, present; + + encl_pg0 = (struct mpi3_enclosure_page0 *) fwevt->event_data; + added = (fwevt->event_id == MPI3_EVENT_ENCL_DEVICE_ADDED) ? 1 : 0; + mpi3mr_encldev_add_chg_evt_debug(mrioc, encl_pg0, added); + + + encl_handle = le16_to_cpu(encl_pg0->enclosure_handle); + present = ((le16_to_cpu(encl_pg0->flags) & + MPI3_ENCLS0_FLAGS_ENCL_DEV_PRESENT_MASK) >> 4); + + if (encl_handle) + enclosure_dev = mpi3mr_enclosure_find_by_handle(mrioc, + encl_handle); + if (!enclosure_dev && present) { + enclosure_dev = + kzalloc(sizeof(struct mpi3mr_enclosure_node), + GFP_KERNEL); + if (!enclosure_dev) + return; + list_add_tail(&enclosure_dev->list, + &mrioc->enclosure_list); + } + if (enclosure_dev) { + if (!present) { + list_del(&enclosure_dev->list); + kfree(enclosure_dev); + } else + memcpy(&enclosure_dev->pg0, encl_pg0, + sizeof(enclosure_dev->pg0)); + + } +} + /** * mpi3mr_sastopochg_evt_debug - SASTopoChange details * @mrioc: Adapter instance reference @@ -1296,8 +1502,9 @@ mpi3mr_sastopochg_evt_debug(struct mpi3mr_ioc *mrioc, ioc_info(mrioc, "%s :sas topology change: (%s)\n", __func__, status_str); ioc_info(mrioc, - "%s :\texpander_handle(0x%04x), enclosure_handle(0x%04x) start_phy(%02d), num_entries(%d)\n", + "%s :\texpander_handle(0x%04x), port(%d), enclosure_handle(0x%04x) start_phy(%02d), num_entries(%d)\n", __func__, le16_to_cpu(event_data->expander_dev_handle), + event_data->io_unit_port, le16_to_cpu(event_data->enclosure_handle), event_data->start_phy_num, event_data->num_entries); for (i = 0; i < event_data->num_entries; i++) { @@ -1355,9 +1562,30 @@ static void mpi3mr_sastopochg_evt_bh(struct mpi3mr_ioc *mrioc, int i; u16 handle; u8 reason_code; + u64 exp_sas_address = 0, parent_sas_address = 0; + struct mpi3mr_hba_port *hba_port = NULL; struct mpi3mr_tgt_dev *tgtdev = NULL; + struct mpi3mr_sas_node *sas_expander = NULL; + unsigned long flags; + u8 link_rate, prev_link_rate, parent_phy_number; mpi3mr_sastopochg_evt_debug(mrioc, event_data); + if (mrioc->sas_transport_enabled) { + hba_port = mpi3mr_get_hba_port_by_id(mrioc, + event_data->io_unit_port); + if (le16_to_cpu(event_data->expander_dev_handle)) { + spin_lock_irqsave(&mrioc->sas_node_lock, flags); + sas_expander = __mpi3mr_expander_find_by_handle(mrioc, + le16_to_cpu(event_data->expander_dev_handle)); + if (sas_expander) { + exp_sas_address = sas_expander->sas_address; + hba_port = sas_expander->hba_port; + } + spin_unlock_irqrestore(&mrioc->sas_node_lock, flags); + parent_sas_address = exp_sas_address; + } else + parent_sas_address = mrioc->sas_hba.sas_address; + } for (i = 0; i < event_data->num_entries; i++) { if (fwevt->discard) @@ -1379,12 +1607,37 @@ static void mpi3mr_sastopochg_evt_bh(struct mpi3mr_ioc *mrioc, mpi3mr_tgtdev_del_from_list(mrioc, tgtdev); mpi3mr_tgtdev_put(tgtdev); break; + case MPI3_EVENT_SAS_TOPO_PHY_RC_RESPONDING: + case MPI3_EVENT_SAS_TOPO_PHY_RC_PHY_CHANGED: + case MPI3_EVENT_SAS_TOPO_PHY_RC_NO_CHANGE: + { + if (!mrioc->sas_transport_enabled || tgtdev->non_stl + || tgtdev->is_hidden) + break; + link_rate = event_data->phy_entry[i].link_rate >> 4; + prev_link_rate = event_data->phy_entry[i].link_rate & 0xF; + if (link_rate == prev_link_rate) + break; + if (!parent_sas_address) + break; + parent_phy_number = event_data->start_phy_num + i; + mpi3mr_update_links(mrioc, parent_sas_address, handle, + parent_phy_number, link_rate, hba_port); + break; + } default: break; } if (tgtdev) mpi3mr_tgtdev_put(tgtdev); } + + if (mrioc->sas_transport_enabled && (event_data->exp_status == + MPI3_EVENT_SAS_TOPO_ES_NOT_RESPONDING)) { + if (sas_expander) + mpi3mr_expander_remove(mrioc, exp_sas_address, + hba_port); + } } /** @@ -1604,28 +1857,54 @@ static void mpi3mr_set_qd_for_all_vd_in_tg(struct mpi3mr_ioc *mrioc, static void mpi3mr_fwevt_bh(struct mpi3mr_ioc *mrioc, struct mpi3mr_fwevt *fwevt) { + struct mpi3_device_page0 *dev_pg0 = NULL; + u16 perst_id, handle, dev_info; + struct mpi3_device0_sas_sata_format *sasinf = NULL; + mpi3mr_fwevt_del_from_list(mrioc, fwevt); mrioc->current_event = fwevt; if (mrioc->stop_drv_processing) goto out; + if (mrioc->unrecoverable) { + dprint_event_bh(mrioc, + "ignoring event(0x%02x) in bottom half handler due to unrecoverable controller\n", + fwevt->event_id); + goto out; + } + if (!fwevt->process_evt) goto evt_ack; switch (fwevt->event_id) { case MPI3_EVENT_DEVICE_ADDED: { - struct mpi3_device_page0 *dev_pg0 = - (struct mpi3_device_page0 *)fwevt->event_data; - mpi3mr_report_tgtdev_to_host(mrioc, - le16_to_cpu(dev_pg0->persistent_id)); + dev_pg0 = (struct mpi3_device_page0 *)fwevt->event_data; + perst_id = le16_to_cpu(dev_pg0->persistent_id); + handle = le16_to_cpu(dev_pg0->dev_handle); + if (perst_id != MPI3_DEVICE0_PERSISTENTID_INVALID) + mpi3mr_report_tgtdev_to_host(mrioc, perst_id); + else if (mrioc->sas_transport_enabled && + (dev_pg0->device_form == MPI3_DEVICE_DEVFORM_SAS_SATA)) { + sasinf = &dev_pg0->device_specific.sas_sata_format; + dev_info = le16_to_cpu(sasinf->device_info); + if (!mrioc->sas_hba.num_phys) + mpi3mr_sas_host_add(mrioc); + else + mpi3mr_sas_host_refresh(mrioc); + + if (mpi3mr_is_expander_device(dev_info)) + mpi3mr_expander_add(mrioc, handle); + } break; } case MPI3_EVENT_DEVICE_INFO_CHANGED: { - mpi3mr_devinfochg_evt_bh(mrioc, - (struct mpi3_device_page0 *)fwevt->event_data); + dev_pg0 = (struct mpi3_device_page0 *)fwevt->event_data; + perst_id = le16_to_cpu(dev_pg0->persistent_id); + if (perst_id != MPI3_DEVICE0_PERSISTENTID_INVALID) + mpi3mr_devinfochg_evt_bh(mrioc, dev_pg0); break; } case MPI3_EVENT_DEVICE_STATUS_CHANGE: @@ -1633,6 +1912,13 @@ static void mpi3mr_fwevt_bh(struct mpi3mr_ioc *mrioc, mpi3mr_devstatuschg_evt_bh(mrioc, fwevt); break; } + case MPI3_EVENT_ENCL_DEVICE_ADDED: + case MPI3_EVENT_ENCL_DEVICE_STATUS_CHANGE: + { + mpi3mr_encldev_add_chg_evt_bh(mrioc, fwevt); + break; + } + case MPI3_EVENT_SAS_TOPOLOGY_CHANGE_LIST: { mpi3mr_sastopochg_evt_bh(mrioc, fwevt); @@ -1662,6 +1948,22 @@ static void mpi3mr_fwevt_bh(struct mpi3mr_ioc *mrioc, } break; } + case MPI3_EVENT_WAIT_FOR_DEVICES_TO_REFRESH: + { + while (mrioc->device_refresh_on) + msleep(500); + + dprint_event_bh(mrioc, + "scan for non responding and newly added devices after soft reset started\n"); + if (mrioc->sas_transport_enabled) { + mpi3mr_refresh_sas_ports(mrioc); + mpi3mr_refresh_expanders(mrioc); + } + mpi3mr_rfresh_tgtdevs(mrioc); + ioc_info(mrioc, + "scan for non responding and newly added devices after soft reset completed\n"); + break; + } default: break; } @@ -1716,6 +2018,9 @@ static int mpi3mr_create_tgtdev(struct mpi3mr_ioc *mrioc, u16 perst_id = 0; perst_id = le16_to_cpu(dev_pg0->persistent_id); + if (perst_id == MPI3_DEVICE0_PERSISTENTID_INVALID) + return retval; + tgtdev = mpi3mr_get_tgtdev_by_perst_id(mrioc, perst_id); if (tgtdev) { mpi3mr_update_tgtdev(mrioc, tgtdev, dev_pg0, true); @@ -2428,6 +2733,35 @@ static void mpi3mr_cablemgmt_evt_th(struct mpi3mr_ioc *mrioc, } } +/** + * mpi3mr_add_event_wait_for_device_refresh - Add Wait for Device Refresh Event + * @mrioc: Adapter instance reference + * + * Add driver specific event to make sure that the driver won't process the + * events until all the devices are refreshed during soft reset. + * + * Return: Nothing + */ +void mpi3mr_add_event_wait_for_device_refresh(struct mpi3mr_ioc *mrioc) +{ + struct mpi3mr_fwevt *fwevt = NULL; + + fwevt = mpi3mr_alloc_fwevt(0); + if (!fwevt) { + dprint_event_th(mrioc, + "failed to schedule bottom half handler for event(0x%02x)\n", + MPI3_EVENT_WAIT_FOR_DEVICES_TO_REFRESH); + return; + } + fwevt->mrioc = mrioc; + fwevt->event_id = MPI3_EVENT_WAIT_FOR_DEVICES_TO_REFRESH; + fwevt->send_ack = 0; + fwevt->process_evt = 1; + fwevt->evt_ctx = 0; + fwevt->event_data_size = 0; + mpi3mr_fwevt_add_to_list(mrioc, fwevt); +} + /** * mpi3mr_os_handle_events - Firmware event handler * @mrioc: Adapter instance reference @@ -2494,6 +2828,8 @@ void mpi3mr_os_handle_events(struct mpi3mr_ioc *mrioc, } case MPI3_EVENT_DEVICE_INFO_CHANGED: case MPI3_EVENT_LOG_DATA: + case MPI3_EVENT_ENCL_DEVICE_STATUS_CHANGE: + case MPI3_EVENT_ENCL_DEVICE_ADDED: { process_evt_bh = 1; break; @@ -2508,7 +2844,6 @@ void mpi3mr_os_handle_events(struct mpi3mr_ioc *mrioc, mpi3mr_cablemgmt_evt_th(mrioc, event_reply); break; } - case MPI3_EVENT_ENCL_DEVICE_STATUS_CHANGE: case MPI3_EVENT_SAS_DISCOVERY: case MPI3_EVENT_SAS_DEVICE_DISCOVERY_ERROR: case MPI3_EVENT_SAS_BROADCAST_PRIMITIVE: @@ -3849,9 +4184,10 @@ static void mpi3mr_slave_destroy(struct scsi_device *sdev) struct Scsi_Host *shost; struct mpi3mr_ioc *mrioc; struct mpi3mr_stgt_priv_data *scsi_tgt_priv_data; - struct mpi3mr_tgt_dev *tgt_dev; + struct mpi3mr_tgt_dev *tgt_dev = NULL; unsigned long flags; struct scsi_target *starget; + struct sas_rphy *rphy = NULL; if (!sdev->hostdata) return; @@ -3864,7 +4200,14 @@ static void mpi3mr_slave_destroy(struct scsi_device *sdev) scsi_tgt_priv_data->num_luns--; spin_lock_irqsave(&mrioc->tgtdev_lock, flags); - tgt_dev = __mpi3mr_get_tgtdev_by_perst_id(mrioc, starget->id); + if (starget->channel == mrioc->scsi_device_channel) + tgt_dev = __mpi3mr_get_tgtdev_by_perst_id(mrioc, starget->id); + else if (mrioc->sas_transport_enabled && !starget->channel) { + rphy = dev_to_rphy(starget->dev.parent); + tgt_dev = __mpi3mr_get_tgtdev_by_addr_and_rphy(mrioc, + rphy->identify.sas_address, rphy); + } + if (tgt_dev && (!scsi_tgt_priv_data->num_luns)) tgt_dev->starget = NULL; if (tgt_dev) @@ -3929,16 +4272,23 @@ static int mpi3mr_slave_configure(struct scsi_device *sdev) struct scsi_target *starget; struct Scsi_Host *shost; struct mpi3mr_ioc *mrioc; - struct mpi3mr_tgt_dev *tgt_dev; + struct mpi3mr_tgt_dev *tgt_dev = NULL; unsigned long flags; int retval = 0; + struct sas_rphy *rphy = NULL; starget = scsi_target(sdev); shost = dev_to_shost(&starget->dev); mrioc = shost_priv(shost); spin_lock_irqsave(&mrioc->tgtdev_lock, flags); - tgt_dev = __mpi3mr_get_tgtdev_by_perst_id(mrioc, starget->id); + if (starget->channel == mrioc->scsi_device_channel) + tgt_dev = __mpi3mr_get_tgtdev_by_perst_id(mrioc, starget->id); + else if (mrioc->sas_transport_enabled && !starget->channel) { + rphy = dev_to_rphy(starget->dev.parent); + tgt_dev = __mpi3mr_get_tgtdev_by_addr_and_rphy(mrioc, + rphy->identify.sas_address, rphy); + } spin_unlock_irqrestore(&mrioc->tgtdev_lock, flags); if (!tgt_dev) return -ENXIO; @@ -3986,11 +4336,12 @@ static int mpi3mr_slave_alloc(struct scsi_device *sdev) struct Scsi_Host *shost; struct mpi3mr_ioc *mrioc; struct mpi3mr_stgt_priv_data *scsi_tgt_priv_data; - struct mpi3mr_tgt_dev *tgt_dev; + struct mpi3mr_tgt_dev *tgt_dev = NULL; struct mpi3mr_sdev_priv_data *scsi_dev_priv_data; unsigned long flags; struct scsi_target *starget; int retval = 0; + struct sas_rphy *rphy = NULL; starget = scsi_target(sdev); shost = dev_to_shost(&starget->dev); @@ -3998,7 +4349,14 @@ static int mpi3mr_slave_alloc(struct scsi_device *sdev) scsi_tgt_priv_data = starget->hostdata; spin_lock_irqsave(&mrioc->tgtdev_lock, flags); - tgt_dev = __mpi3mr_get_tgtdev_by_perst_id(mrioc, starget->id); + + if (starget->channel == mrioc->scsi_device_channel) + tgt_dev = __mpi3mr_get_tgtdev_by_perst_id(mrioc, starget->id); + else if (mrioc->sas_transport_enabled && !starget->channel) { + rphy = dev_to_rphy(starget->dev.parent); + tgt_dev = __mpi3mr_get_tgtdev_by_addr_and_rphy(mrioc, + rphy->identify.sas_address, rphy); + } if (tgt_dev) { if (tgt_dev->starget == NULL) @@ -4041,6 +4399,8 @@ static int mpi3mr_target_alloc(struct scsi_target *starget) struct mpi3mr_tgt_dev *tgt_dev; unsigned long flags; int retval = 0; + struct sas_rphy *rphy = NULL; + bool update_stgt_priv_data = false; scsi_tgt_priv_data = kzalloc(sizeof(*scsi_tgt_priv_data), GFP_KERNEL); if (!scsi_tgt_priv_data) @@ -4049,8 +4409,25 @@ static int mpi3mr_target_alloc(struct scsi_target *starget) starget->hostdata = scsi_tgt_priv_data; spin_lock_irqsave(&mrioc->tgtdev_lock, flags); - tgt_dev = __mpi3mr_get_tgtdev_by_perst_id(mrioc, starget->id); - if (tgt_dev && !tgt_dev->is_hidden) { + + if (starget->channel == mrioc->scsi_device_channel) { + tgt_dev = __mpi3mr_get_tgtdev_by_perst_id(mrioc, starget->id); + if (tgt_dev && !tgt_dev->is_hidden) + update_stgt_priv_data = true; + else + retval = -ENXIO; + } else if (mrioc->sas_transport_enabled && !starget->channel) { + rphy = dev_to_rphy(starget->dev.parent); + tgt_dev = __mpi3mr_get_tgtdev_by_addr_and_rphy(mrioc, + rphy->identify.sas_address, rphy); + if (tgt_dev && !tgt_dev->is_hidden && !tgt_dev->non_stl && + (tgt_dev->dev_type == MPI3_DEVICE_DEVFORM_SAS_SATA)) + update_stgt_priv_data = true; + else + retval = -ENXIO; + } + + if (update_stgt_priv_data) { scsi_tgt_priv_data->starget = starget; scsi_tgt_priv_data->dev_handle = tgt_dev->dev_handle; scsi_tgt_priv_data->perst_id = tgt_dev->perst_id; @@ -4064,8 +4441,7 @@ static int mpi3mr_target_alloc(struct scsi_target *starget) if (tgt_dev->dev_type == MPI3_DEVICE_DEVFORM_VD) scsi_tgt_priv_data->throttle_group = tgt_dev->dev_spec.vd_inf.tg; - } else - retval = -ENXIO; + } spin_unlock_irqrestore(&mrioc->tgtdev_lock, flags); return retval; @@ -4254,6 +4630,16 @@ static int mpi3mr_qcmd(struct Scsi_Host *shost, stgt_priv_data = sdev_priv_data->tgt_priv_data; + if (atomic_read(&stgt_priv_data->block_io)) { + if (mrioc->stop_drv_processing) { + scmd->result = DID_NO_CONNECT << 16; + scsi_done(scmd); + goto out; + } + retval = SCSI_MLQUEUE_DEVICE_BUSY; + goto out; + } + dev_handle = stgt_priv_data->dev_handle; if (dev_handle == MPI3MR_INVALID_DEV_HANDLE) { scmd->result = DID_NO_CONNECT << 16; @@ -4266,16 +4652,6 @@ static int mpi3mr_qcmd(struct Scsi_Host *shost, goto out; } - if (atomic_read(&stgt_priv_data->block_io)) { - if (mrioc->stop_drv_processing) { - scmd->result = DID_NO_CONNECT << 16; - scsi_done(scmd); - goto out; - } - retval = SCSI_MLQUEUE_DEVICE_BUSY; - goto out; - } - if (stgt_priv_data->dev_type == MPI3_DEVICE_DEVFORM_PCIE) is_pcie_dev = 1; if ((scmd->cmnd[0] == UNMAP) && is_pcie_dev && @@ -4553,16 +4929,23 @@ mpi3mr_probe(struct pci_dev *pdev, const struct pci_device_id *id) spin_lock_init(&mrioc->tgtdev_lock); spin_lock_init(&mrioc->watchdog_lock); spin_lock_init(&mrioc->chain_buf_lock); + spin_lock_init(&mrioc->sas_node_lock); INIT_LIST_HEAD(&mrioc->fwevt_list); INIT_LIST_HEAD(&mrioc->tgtdev_list); INIT_LIST_HEAD(&mrioc->delayed_rmhs_list); INIT_LIST_HEAD(&mrioc->delayed_evtack_cmds_list); + INIT_LIST_HEAD(&mrioc->sas_expander_list); + INIT_LIST_HEAD(&mrioc->hba_port_table_list); + INIT_LIST_HEAD(&mrioc->enclosure_list); mutex_init(&mrioc->reset_mutex); mpi3mr_init_drv_cmd(&mrioc->init_cmds, MPI3MR_HOSTTAG_INITCMDS); mpi3mr_init_drv_cmd(&mrioc->host_tm_cmds, MPI3MR_HOSTTAG_BLK_TMS); mpi3mr_init_drv_cmd(&mrioc->bsg_cmds, MPI3MR_HOSTTAG_BSG_CMDS); + mpi3mr_init_drv_cmd(&mrioc->cfg_cmds, MPI3MR_HOSTTAG_CFG_CMDS); + mpi3mr_init_drv_cmd(&mrioc->transport_cmds, + MPI3MR_HOSTTAG_TRANSPORT_CMDS); for (i = 0; i < MPI3MR_NUM_DEVRMCMD; i++) mpi3mr_init_drv_cmd(&mrioc->dev_rmhs_cmds[i], @@ -4697,6 +5080,11 @@ static void mpi3mr_remove(struct pci_dev *pdev) while (mrioc->reset_in_progress || mrioc->is_driver_loading) ssleep(1); + if (!pci_device_is_present(mrioc->pdev)) { + mrioc->unrecoverable = 1; + mpi3mr_flush_cmds_for_unrecovered_controller(mrioc); + } + mpi3mr_bsg_exit(mrioc); mrioc->stop_drv_processing = 1; mpi3mr_cleanup_fwevt_list(mrioc); @@ -4706,7 +5094,11 @@ static void mpi3mr_remove(struct pci_dev *pdev) spin_unlock_irqrestore(&mrioc->fwevt_lock, flags); if (wq) destroy_workqueue(wq); - scsi_remove_host(shost); + + if (mrioc->sas_transport_enabled) + sas_remove_host(shost); + else + scsi_remove_host(shost); list_for_each_entry_safe(tgtdev, tgtdev_next, &mrioc->tgtdev_list, list) { @@ -4763,22 +5155,21 @@ static void mpi3mr_shutdown(struct pci_dev *pdev) mpi3mr_cleanup_resources(mrioc); } -#ifdef CONFIG_PM /** * mpi3mr_suspend - PCI power management suspend callback - * @pdev: PCI device instance - * @state: New power state + * @dev: Device struct * * Change the power state to the given value and cleanup the IOC * by issuing MUR and shutdown notification * * Return: 0 always. */ -static int mpi3mr_suspend(struct pci_dev *pdev, pm_message_t state) +static int __maybe_unused +mpi3mr_suspend(struct device *dev) { + struct pci_dev *pdev = to_pci_dev(dev); struct Scsi_Host *shost = pci_get_drvdata(pdev); struct mpi3mr_ioc *mrioc; - pci_power_t device_state; if (!shost) return 0; @@ -4792,27 +5183,26 @@ static int mpi3mr_suspend(struct pci_dev *pdev, pm_message_t state) mpi3mr_stop_watchdog(mrioc); mpi3mr_cleanup_ioc(mrioc); - device_state = pci_choose_state(pdev, state); - ioc_info(mrioc, "pdev=0x%p, slot=%s, entering operating state [D%d]\n", - pdev, pci_name(pdev), device_state); - pci_save_state(pdev); + ioc_info(mrioc, "pdev=0x%p, slot=%s, entering operating state\n", + pdev, pci_name(pdev)); mpi3mr_cleanup_resources(mrioc); - pci_set_power_state(pdev, device_state); return 0; } /** * mpi3mr_resume - PCI power management resume callback - * @pdev: PCI device instance + * @dev: Device struct * * Restore the power state to D0 and reinitialize the controller * and resume I/O operations to the target devices * * Return: 0 on success, non-zero on failure */ -static int mpi3mr_resume(struct pci_dev *pdev) +static int __maybe_unused +mpi3mr_resume(struct device *dev) { + struct pci_dev *pdev = to_pci_dev(dev); struct Scsi_Host *shost = pci_get_drvdata(pdev); struct mpi3mr_ioc *mrioc; pci_power_t device_state = pdev->current_state; @@ -4825,9 +5215,6 @@ static int mpi3mr_resume(struct pci_dev *pdev) ioc_info(mrioc, "pdev=0x%p, slot=%s, previous operating state [D%d]\n", pdev, pci_name(pdev), device_state); - pci_set_power_state(pdev, PCI_D0); - pci_enable_wake(pdev, PCI_D0, 0); - pci_restore_state(pdev); mrioc->pdev = pdev; mrioc->cpu_count = num_online_cpus(); r = mpi3mr_setup_resources(mrioc); @@ -4838,18 +5225,21 @@ static int mpi3mr_resume(struct pci_dev *pdev) } mrioc->stop_drv_processing = 0; + mpi3mr_invalidate_devhandles(mrioc); + mpi3mr_free_enclosure_list(mrioc); mpi3mr_memset_buffers(mrioc); r = mpi3mr_reinit_ioc(mrioc, 1); if (r) { ioc_err(mrioc, "resuming controller failed[%d]\n", r); return r; } + ssleep(MPI3MR_RESET_TOPOLOGY_SETTLE_TIME); scsi_unblock_requests(shost); + mrioc->device_refresh_on = 0; mpi3mr_start_watchdog(mrioc); return 0; } -#endif static const struct pci_device_id mpi3mr_pci_id_table[] = { { @@ -4860,16 +5250,15 @@ static const struct pci_device_id mpi3mr_pci_id_table[] = { }; MODULE_DEVICE_TABLE(pci, mpi3mr_pci_id_table); +static SIMPLE_DEV_PM_OPS(mpi3mr_pm_ops, mpi3mr_suspend, mpi3mr_resume); + static struct pci_driver mpi3mr_pci_driver = { .name = MPI3MR_DRIVER_NAME, .id_table = mpi3mr_pci_id_table, .probe = mpi3mr_probe, .remove = mpi3mr_remove, .shutdown = mpi3mr_shutdown, -#ifdef CONFIG_PM - .suspend = mpi3mr_suspend, - .resume = mpi3mr_resume, -#endif + .driver.pm = &mpi3mr_pm_ops, }; static ssize_t event_counter_show(struct device_driver *dd, char *buf) @@ -4885,19 +5274,34 @@ static int __init mpi3mr_init(void) pr_info("Loading %s version %s\n", MPI3MR_DRIVER_NAME, MPI3MR_DRIVER_VERSION); + mpi3mr_transport_template = + sas_attach_transport(&mpi3mr_transport_functions); + if (!mpi3mr_transport_template) { + pr_err("%s failed to load due to sas transport attach failure\n", + MPI3MR_DRIVER_NAME); + return -ENODEV; + } + ret_val = pci_register_driver(&mpi3mr_pci_driver); if (ret_val) { pr_err("%s failed to load due to pci register driver failure\n", MPI3MR_DRIVER_NAME); - return ret_val; + goto err_pci_reg_fail; } ret_val = driver_create_file(&mpi3mr_pci_driver.driver, &driver_attr_event_counter); if (ret_val) - pci_unregister_driver(&mpi3mr_pci_driver); + goto err_event_counter; return ret_val; + +err_event_counter: + pci_unregister_driver(&mpi3mr_pci_driver); + +err_pci_reg_fail: + sas_release_transport(mpi3mr_transport_template); + return ret_val; } static void __exit mpi3mr_exit(void) @@ -4913,6 +5317,7 @@ static void __exit mpi3mr_exit(void) driver_remove_file(&mpi3mr_pci_driver.driver, &driver_attr_event_counter); pci_unregister_driver(&mpi3mr_pci_driver); + sas_release_transport(mpi3mr_transport_template); } module_init(mpi3mr_init); diff --git a/drivers/scsi/mpi3mr/mpi3mr_transport.c b/drivers/scsi/mpi3mr/mpi3mr_transport.c new file mode 100644 index 000000000000..3fc897336b5e --- /dev/null +++ b/drivers/scsi/mpi3mr/mpi3mr_transport.c @@ -0,0 +1,3291 @@ +// SPDX-License-Identifier: GPL-2.0-or-later +/* + * Driver for Broadcom MPI3 Storage Controllers + * + * Copyright (C) 2017-2022 Broadcom Inc. + * (mailto: mpi3mr-linuxdrv.pdl@broadcom.com) + * + */ + +#include "mpi3mr.h" + +static void mpi3mr_expander_node_remove(struct mpi3mr_ioc *mrioc, + struct mpi3mr_sas_node *sas_expander); + +/** + * mpi3mr_post_transport_req - Issue transport requests and wait + * @mrioc: Adapter instance reference + * @request: Properly populated MPI3 request + * @request_sz: Size of the MPI3 request + * @reply: Pointer to return MPI3 reply + * @reply_sz: Size of the MPI3 reply buffer + * @timeout: Timeout in seconds + * @ioc_status: Pointer to return ioc status + * + * A generic function for posting MPI3 requests from the SAS + * transport layer that uses transport command infrastructure. + * This blocks for the completion of request for timeout seconds + * and if the request times out this function faults the + * controller with proper reason code. + * + * On successful completion of the request this function returns + * appropriate ioc status from the firmware back to the caller. + * + * Return: 0 on success, non-zero on failure. + */ +static int mpi3mr_post_transport_req(struct mpi3mr_ioc *mrioc, void *request, + u16 request_sz, void *reply, u16 reply_sz, int timeout, + u16 *ioc_status) +{ + int retval = 0; + + mutex_lock(&mrioc->transport_cmds.mutex); + if (mrioc->transport_cmds.state & MPI3MR_CMD_PENDING) { + retval = -1; + ioc_err(mrioc, "sending transport request failed due to command in use\n"); + mutex_unlock(&mrioc->transport_cmds.mutex); + goto out; + } + mrioc->transport_cmds.state = MPI3MR_CMD_PENDING; + mrioc->transport_cmds.is_waiting = 1; + mrioc->transport_cmds.callback = NULL; + mrioc->transport_cmds.ioc_status = 0; + mrioc->transport_cmds.ioc_loginfo = 0; + + init_completion(&mrioc->transport_cmds.done); + dprint_cfg_info(mrioc, "posting transport request\n"); + if (mrioc->logging_level & MPI3_DEBUG_TRANSPORT_INFO) + dprint_dump(request, request_sz, "transport_req"); + retval = mpi3mr_admin_request_post(mrioc, request, request_sz, 1); + if (retval) { + ioc_err(mrioc, "posting transport request failed\n"); + goto out_unlock; + } + wait_for_completion_timeout(&mrioc->transport_cmds.done, + (timeout * HZ)); + if (!(mrioc->transport_cmds.state & MPI3MR_CMD_COMPLETE)) { + mpi3mr_check_rh_fault_ioc(mrioc, + MPI3MR_RESET_FROM_SAS_TRANSPORT_TIMEOUT); + ioc_err(mrioc, "transport request timed out\n"); + retval = -1; + goto out_unlock; + } + *ioc_status = mrioc->transport_cmds.ioc_status & + MPI3_IOCSTATUS_STATUS_MASK; + if ((*ioc_status) != MPI3_IOCSTATUS_SUCCESS) + dprint_transport_err(mrioc, + "transport request returned with ioc_status(0x%04x), log_info(0x%08x)\n", + *ioc_status, mrioc->transport_cmds.ioc_loginfo); + + if ((reply) && (mrioc->transport_cmds.state & MPI3MR_CMD_REPLY_VALID)) + memcpy((u8 *)reply, mrioc->transport_cmds.reply, reply_sz); + +out_unlock: + mrioc->transport_cmds.state = MPI3MR_CMD_NOTUSED; + mutex_unlock(&mrioc->transport_cmds.mutex); + +out: + return retval; +} + +/* report manufacture request structure */ +struct rep_manu_request { + u8 smp_frame_type; + u8 function; + u8 reserved; + u8 request_length; +}; + +/* report manufacture reply structure */ +struct rep_manu_reply { + u8 smp_frame_type; /* 0x41 */ + u8 function; /* 0x01 */ + u8 function_result; + u8 response_length; + u16 expander_change_count; + u8 reserved0[2]; + u8 sas_format; + u8 reserved2[3]; + u8 vendor_id[SAS_EXPANDER_VENDOR_ID_LEN]; + u8 product_id[SAS_EXPANDER_PRODUCT_ID_LEN]; + u8 product_rev[SAS_EXPANDER_PRODUCT_REV_LEN]; + u8 component_vendor_id[SAS_EXPANDER_COMPONENT_VENDOR_ID_LEN]; + u16 component_id; + u8 component_revision_id; + u8 reserved3; + u8 vendor_specific[8]; +}; + +/** + * mpi3mr_report_manufacture - obtain SMP report_manufacture + * @mrioc: Adapter instance reference + * @sas_address: SAS address of the expander device + * @edev: SAS transport layer sas_expander_device object + * @port_id: ID of the HBA port + * + * Fills in the sas_expander_device with manufacturing info. + * + * Return: 0 for success, non-zero for failure. + */ +static int mpi3mr_report_manufacture(struct mpi3mr_ioc *mrioc, + u64 sas_address, struct sas_expander_device *edev, u8 port_id) +{ + struct mpi3_smp_passthrough_request mpi_request; + struct mpi3_smp_passthrough_reply mpi_reply; + struct rep_manu_reply *manufacture_reply; + struct rep_manu_request *manufacture_request; + int rc = 0; + void *psge; + void *data_out = NULL; + dma_addr_t data_out_dma; + dma_addr_t data_in_dma; + size_t data_in_sz; + size_t data_out_sz; + u8 sgl_flags = MPI3MR_SGEFLAGS_SYSTEM_SIMPLE_END_OF_LIST; + u16 request_sz = sizeof(struct mpi3_smp_passthrough_request); + u16 reply_sz = sizeof(struct mpi3_smp_passthrough_reply); + u16 ioc_status; + u8 *tmp; + + if (mrioc->reset_in_progress) { + ioc_err(mrioc, "%s: host reset in progress!\n", __func__); + return -EFAULT; + } + + data_out_sz = sizeof(struct rep_manu_request); + data_in_sz = sizeof(struct rep_manu_reply); + data_out = dma_alloc_coherent(&mrioc->pdev->dev, + data_out_sz + data_in_sz, &data_out_dma, GFP_KERNEL); + if (!data_out) { + rc = -ENOMEM; + goto out; + } + + data_in_dma = data_out_dma + data_out_sz; + manufacture_reply = data_out + data_out_sz; + + manufacture_request = data_out; + manufacture_request->smp_frame_type = 0x40; + manufacture_request->function = 1; + manufacture_request->reserved = 0; + manufacture_request->request_length = 0; + + memset(&mpi_request, 0, request_sz); + memset(&mpi_reply, 0, reply_sz); + mpi_request.host_tag = cpu_to_le16(MPI3MR_HOSTTAG_TRANSPORT_CMDS); + mpi_request.function = MPI3_FUNCTION_SMP_PASSTHROUGH; + mpi_request.io_unit_port = (u8) port_id; + mpi_request.sas_address = cpu_to_le64(sas_address); + + psge = &mpi_request.request_sge; + mpi3mr_add_sg_single(psge, sgl_flags, data_out_sz, data_out_dma); + + psge = &mpi_request.response_sge; + mpi3mr_add_sg_single(psge, sgl_flags, data_in_sz, data_in_dma); + + dprint_transport_info(mrioc, + "sending report manufacturer SMP request to sas_address(0x%016llx), port(%d)\n", + (unsigned long long)sas_address, port_id); + + rc = mpi3mr_post_transport_req(mrioc, &mpi_request, request_sz, + &mpi_reply, reply_sz, + MPI3MR_INTADMCMD_TIMEOUT, &ioc_status); + if (rc) + goto out; + + dprint_transport_info(mrioc, + "report manufacturer SMP request completed with ioc_status(0x%04x)\n", + ioc_status); + + if (ioc_status != MPI3_IOCSTATUS_SUCCESS) { + rc = -EINVAL; + goto out; + } + + dprint_transport_info(mrioc, + "report manufacturer - reply data transfer size(%d)\n", + le16_to_cpu(mpi_reply.response_data_length)); + + if (le16_to_cpu(mpi_reply.response_data_length) != + sizeof(struct rep_manu_reply)) { + rc = -EINVAL; + goto out; + } + + strscpy(edev->vendor_id, manufacture_reply->vendor_id, + SAS_EXPANDER_VENDOR_ID_LEN); + strscpy(edev->product_id, manufacture_reply->product_id, + SAS_EXPANDER_PRODUCT_ID_LEN); + strscpy(edev->product_rev, manufacture_reply->product_rev, + SAS_EXPANDER_PRODUCT_REV_LEN); + edev->level = manufacture_reply->sas_format & 1; + if (edev->level) { + strscpy(edev->component_vendor_id, + manufacture_reply->component_vendor_id, + SAS_EXPANDER_COMPONENT_VENDOR_ID_LEN); + tmp = (u8 *)&manufacture_reply->component_id; + edev->component_id = tmp[0] << 8 | tmp[1]; + edev->component_revision_id = + manufacture_reply->component_revision_id; + } + +out: + if (data_out) + dma_free_coherent(&mrioc->pdev->dev, data_out_sz + data_in_sz, + data_out, data_out_dma); + + return rc; +} + +/** + * __mpi3mr_expander_find_by_handle - expander search by handle + * @mrioc: Adapter instance reference + * @handle: Firmware device handle of the expander + * + * Context: The caller should acquire sas_node_lock + * + * This searches for expander device based on handle, then + * returns the sas_node object. + * + * Return: Expander sas_node object reference or NULL + */ +struct mpi3mr_sas_node *__mpi3mr_expander_find_by_handle(struct mpi3mr_ioc + *mrioc, u16 handle) +{ + struct mpi3mr_sas_node *sas_expander, *r; + + r = NULL; + list_for_each_entry(sas_expander, &mrioc->sas_expander_list, list) { + if (sas_expander->handle != handle) + continue; + r = sas_expander; + goto out; + } + out: + return r; +} + +/** + * mpi3mr_is_expander_device - if device is an expander + * @device_info: Bitfield providing information about the device + * + * Return: 1 if the device is expander device, else 0. + */ +u8 mpi3mr_is_expander_device(u16 device_info) +{ + if ((device_info & MPI3_SAS_DEVICE_INFO_DEVICE_TYPE_MASK) == + MPI3_SAS_DEVICE_INFO_DEVICE_TYPE_EXPANDER) + return 1; + else + return 0; +} + +/** + * mpi3mr_get_sas_address - retrieve sas_address for handle + * @mrioc: Adapter instance reference + * @handle: Firmware device handle + * @sas_address: Address to hold sas address + * + * This function issues device page0 read for a given device + * handle and gets the SAS address and return it back + * + * Return: 0 for success, non-zero for failure + */ +static int mpi3mr_get_sas_address(struct mpi3mr_ioc *mrioc, u16 handle, + u64 *sas_address) +{ + struct mpi3_device_page0 dev_pg0; + u16 ioc_status; + struct mpi3_device0_sas_sata_format *sasinf; + + *sas_address = 0; + + if ((mpi3mr_cfg_get_dev_pg0(mrioc, &ioc_status, &dev_pg0, + sizeof(dev_pg0), MPI3_DEVICE_PGAD_FORM_HANDLE, + handle))) { + ioc_err(mrioc, "%s: device page0 read failed\n", __func__); + return -ENXIO; + } + + if (ioc_status != MPI3_IOCSTATUS_SUCCESS) { + ioc_err(mrioc, "device page read failed for handle(0x%04x), with ioc_status(0x%04x) failure at %s:%d/%s()!\n", + handle, ioc_status, __FILE__, __LINE__, __func__); + return -ENXIO; + } + + if (le16_to_cpu(dev_pg0.flags) & + MPI3_DEVICE0_FLAGS_CONTROLLER_DEV_HANDLE) + *sas_address = mrioc->sas_hba.sas_address; + else if (dev_pg0.device_form == MPI3_DEVICE_DEVFORM_SAS_SATA) { + sasinf = &dev_pg0.device_specific.sas_sata_format; + *sas_address = le64_to_cpu(sasinf->sas_address); + } else { + ioc_err(mrioc, "%s: device_form(%d) is not SAS_SATA\n", + __func__, dev_pg0.device_form); + return -ENXIO; + } + return 0; +} + +/** + * __mpi3mr_get_tgtdev_by_addr - target device search + * @mrioc: Adapter instance reference + * @sas_address: SAS address of the device + * @hba_port: HBA port entry + * + * This searches for target device from sas address and hba port + * pointer then return mpi3mr_tgt_dev object. + * + * Return: Valid tget_dev or NULL + */ +static struct mpi3mr_tgt_dev *__mpi3mr_get_tgtdev_by_addr(struct mpi3mr_ioc *mrioc, + u64 sas_address, struct mpi3mr_hba_port *hba_port) +{ + struct mpi3mr_tgt_dev *tgtdev; + + assert_spin_locked(&mrioc->tgtdev_lock); + + list_for_each_entry(tgtdev, &mrioc->tgtdev_list, list) + if ((tgtdev->dev_type == MPI3_DEVICE_DEVFORM_SAS_SATA) && + (tgtdev->dev_spec.sas_sata_inf.sas_address == sas_address) + && (tgtdev->dev_spec.sas_sata_inf.hba_port == hba_port)) + goto found_device; + return NULL; +found_device: + mpi3mr_tgtdev_get(tgtdev); + return tgtdev; +} + +/** + * mpi3mr_get_tgtdev_by_addr - target device search + * @mrioc: Adapter instance reference + * @sas_address: SAS address of the device + * @hba_port: HBA port entry + * + * This searches for target device from sas address and hba port + * pointer then return mpi3mr_tgt_dev object. + * + * Context: This function will acquire tgtdev_lock and will + * release before returning the mpi3mr_tgt_dev object. + * + * Return: Valid tget_dev or NULL + */ +static struct mpi3mr_tgt_dev *mpi3mr_get_tgtdev_by_addr(struct mpi3mr_ioc *mrioc, + u64 sas_address, struct mpi3mr_hba_port *hba_port) +{ + struct mpi3mr_tgt_dev *tgtdev = NULL; + unsigned long flags; + + if (!hba_port) + goto out; + + spin_lock_irqsave(&mrioc->tgtdev_lock, flags); + tgtdev = __mpi3mr_get_tgtdev_by_addr(mrioc, sas_address, hba_port); + spin_unlock_irqrestore(&mrioc->tgtdev_lock, flags); + +out: + return tgtdev; +} + +/** + * mpi3mr_remove_device_by_sas_address - remove the device + * @mrioc: Adapter instance reference + * @sas_address: SAS address of the device + * @hba_port: HBA port entry + * + * This searches for target device using sas address and hba + * port pointer then removes it from the OS. + * + * Return: None + */ +static void mpi3mr_remove_device_by_sas_address(struct mpi3mr_ioc *mrioc, + u64 sas_address, struct mpi3mr_hba_port *hba_port) +{ + struct mpi3mr_tgt_dev *tgtdev = NULL; + unsigned long flags; + u8 was_on_tgtdev_list = 0; + + if (!hba_port) + return; + + spin_lock_irqsave(&mrioc->tgtdev_lock, flags); + tgtdev = __mpi3mr_get_tgtdev_by_addr(mrioc, + sas_address, hba_port); + if (tgtdev) { + if (!list_empty(&tgtdev->list)) { + list_del_init(&tgtdev->list); + was_on_tgtdev_list = 1; + mpi3mr_tgtdev_put(tgtdev); + } + } + spin_unlock_irqrestore(&mrioc->tgtdev_lock, flags); + if (was_on_tgtdev_list) { + if (tgtdev->host_exposed) + mpi3mr_remove_tgtdev_from_host(mrioc, tgtdev); + mpi3mr_tgtdev_put(tgtdev); + } +} + +/** + * __mpi3mr_get_tgtdev_by_addr_and_rphy - target device search + * @mrioc: Adapter instance reference + * @sas_address: SAS address of the device + * @rphy: SAS transport layer rphy object + * + * This searches for target device from sas address and rphy + * pointer then return mpi3mr_tgt_dev object. + * + * Return: Valid tget_dev or NULL + */ +struct mpi3mr_tgt_dev *__mpi3mr_get_tgtdev_by_addr_and_rphy( + struct mpi3mr_ioc *mrioc, u64 sas_address, struct sas_rphy *rphy) +{ + struct mpi3mr_tgt_dev *tgtdev; + + assert_spin_locked(&mrioc->tgtdev_lock); + + list_for_each_entry(tgtdev, &mrioc->tgtdev_list, list) + if ((tgtdev->dev_type == MPI3_DEVICE_DEVFORM_SAS_SATA) && + (tgtdev->dev_spec.sas_sata_inf.sas_address == sas_address) + && (tgtdev->dev_spec.sas_sata_inf.rphy == rphy)) + goto found_device; + return NULL; +found_device: + mpi3mr_tgtdev_get(tgtdev); + return tgtdev; +} + +/** + * mpi3mr_expander_find_by_sas_address - sas expander search + * @mrioc: Adapter instance reference + * @sas_address: SAS address of expander + * @hba_port: HBA port entry + * + * Return: A valid SAS expander node or NULL. + * + */ +static struct mpi3mr_sas_node *mpi3mr_expander_find_by_sas_address( + struct mpi3mr_ioc *mrioc, u64 sas_address, + struct mpi3mr_hba_port *hba_port) +{ + struct mpi3mr_sas_node *sas_expander, *r = NULL; + + if (!hba_port) + goto out; + + list_for_each_entry(sas_expander, &mrioc->sas_expander_list, list) { + if ((sas_expander->sas_address != sas_address) || + (sas_expander->hba_port != hba_port)) + continue; + r = sas_expander; + goto out; + } +out: + return r; +} + +/** + * __mpi3mr_sas_node_find_by_sas_address - sas node search + * @mrioc: Adapter instance reference + * @sas_address: SAS address of expander or sas host + * @hba_port: HBA port entry + * Context: Caller should acquire mrioc->sas_node_lock. + * + * If the SAS address indicates the device is direct attached to + * the controller (controller's SAS address) then the SAS node + * associated with the controller is returned back else the SAS + * address and hba port are used to identify the exact expander + * and the associated sas_node object is returned. If there is + * no match NULL is returned. + * + * Return: A valid SAS node or NULL. + * + */ +static struct mpi3mr_sas_node *__mpi3mr_sas_node_find_by_sas_address( + struct mpi3mr_ioc *mrioc, u64 sas_address, + struct mpi3mr_hba_port *hba_port) +{ + + if (mrioc->sas_hba.sas_address == sas_address) + return &mrioc->sas_hba; + return mpi3mr_expander_find_by_sas_address(mrioc, sas_address, + hba_port); +} + +/** + * mpi3mr_parent_present - Is parent present for a phy + * @mrioc: Adapter instance reference + * @phy: SAS transport layer phy object + * + * Return: 0 if parent is present else non-zero + */ +static int mpi3mr_parent_present(struct mpi3mr_ioc *mrioc, struct sas_phy *phy) +{ + unsigned long flags; + struct mpi3mr_hba_port *hba_port = phy->hostdata; + + spin_lock_irqsave(&mrioc->sas_node_lock, flags); + if (__mpi3mr_sas_node_find_by_sas_address(mrioc, + phy->identify.sas_address, + hba_port) == NULL) { + spin_unlock_irqrestore(&mrioc->sas_node_lock, flags); + return -1; + } + spin_unlock_irqrestore(&mrioc->sas_node_lock, flags); + return 0; +} + +/** + * mpi3mr_convert_phy_link_rate - + * @link_rate: link rate as defined in the MPI header + * + * Convert link_rate from mpi format into sas_transport layer + * form. + * + * Return: A valid SAS transport layer defined link rate + */ +static enum sas_linkrate mpi3mr_convert_phy_link_rate(u8 link_rate) +{ + enum sas_linkrate rc; + + switch (link_rate) { + case MPI3_SAS_NEG_LINK_RATE_1_5: + rc = SAS_LINK_RATE_1_5_GBPS; + break; + case MPI3_SAS_NEG_LINK_RATE_3_0: + rc = SAS_LINK_RATE_3_0_GBPS; + break; + case MPI3_SAS_NEG_LINK_RATE_6_0: + rc = SAS_LINK_RATE_6_0_GBPS; + break; + case MPI3_SAS_NEG_LINK_RATE_12_0: + rc = SAS_LINK_RATE_12_0_GBPS; + break; + case MPI3_SAS_NEG_LINK_RATE_22_5: + rc = SAS_LINK_RATE_22_5_GBPS; + break; + case MPI3_SAS_NEG_LINK_RATE_PHY_DISABLED: + rc = SAS_PHY_DISABLED; + break; + case MPI3_SAS_NEG_LINK_RATE_NEGOTIATION_FAILED: + rc = SAS_LINK_RATE_FAILED; + break; + case MPI3_SAS_NEG_LINK_RATE_PORT_SELECTOR: + rc = SAS_SATA_PORT_SELECTOR; + break; + case MPI3_SAS_NEG_LINK_RATE_SMP_RESET_IN_PROGRESS: + rc = SAS_PHY_RESET_IN_PROGRESS; + break; + case MPI3_SAS_NEG_LINK_RATE_SATA_OOB_COMPLETE: + case MPI3_SAS_NEG_LINK_RATE_UNKNOWN_LINK_RATE: + default: + rc = SAS_LINK_RATE_UNKNOWN; + break; + } + return rc; +} + +/** + * mpi3mr_delete_sas_phy - Remove a single phy from port + * @mrioc: Adapter instance reference + * @mr_sas_port: Internal Port object + * @mr_sas_phy: Internal Phy object + * + * Return: None. + */ +static void mpi3mr_delete_sas_phy(struct mpi3mr_ioc *mrioc, + struct mpi3mr_sas_port *mr_sas_port, + struct mpi3mr_sas_phy *mr_sas_phy) +{ + u64 sas_address = mr_sas_port->remote_identify.sas_address; + + dev_info(&mr_sas_phy->phy->dev, + "remove: sas_address(0x%016llx), phy(%d)\n", + (unsigned long long) sas_address, mr_sas_phy->phy_id); + + list_del(&mr_sas_phy->port_siblings); + mr_sas_port->num_phys--; + mr_sas_port->phy_mask &= ~(1 << mr_sas_phy->phy_id); + if (mr_sas_port->lowest_phy == mr_sas_phy->phy_id) + mr_sas_port->lowest_phy = ffs(mr_sas_port->phy_mask) - 1; + sas_port_delete_phy(mr_sas_port->port, mr_sas_phy->phy); + mr_sas_phy->phy_belongs_to_port = 0; +} + +/** + * mpi3mr_add_sas_phy - Adding a single phy to a port + * @mrioc: Adapter instance reference + * @mr_sas_port: Internal Port object + * @mr_sas_phy: Internal Phy object + * + * Return: None. + */ +static void mpi3mr_add_sas_phy(struct mpi3mr_ioc *mrioc, + struct mpi3mr_sas_port *mr_sas_port, + struct mpi3mr_sas_phy *mr_sas_phy) +{ + u64 sas_address = mr_sas_port->remote_identify.sas_address; + + dev_info(&mr_sas_phy->phy->dev, + "add: sas_address(0x%016llx), phy(%d)\n", (unsigned long long) + sas_address, mr_sas_phy->phy_id); + + list_add_tail(&mr_sas_phy->port_siblings, &mr_sas_port->phy_list); + mr_sas_port->num_phys++; + mr_sas_port->phy_mask |= (1 << mr_sas_phy->phy_id); + if (mr_sas_phy->phy_id < mr_sas_port->lowest_phy) + mr_sas_port->lowest_phy = ffs(mr_sas_port->phy_mask) - 1; + sas_port_add_phy(mr_sas_port->port, mr_sas_phy->phy); + mr_sas_phy->phy_belongs_to_port = 1; +} + +/** + * mpi3mr_add_phy_to_an_existing_port - add phy to existing port + * @mrioc: Adapter instance reference + * @mr_sas_node: Internal sas node object (expander or host) + * @mr_sas_phy: Internal Phy object * + * @sas_address: SAS address of device/expander were phy needs + * to be added to + * @hba_port: HBA port entry + * + * Return: None. + */ +static void mpi3mr_add_phy_to_an_existing_port(struct mpi3mr_ioc *mrioc, + struct mpi3mr_sas_node *mr_sas_node, struct mpi3mr_sas_phy *mr_sas_phy, + u64 sas_address, struct mpi3mr_hba_port *hba_port) +{ + struct mpi3mr_sas_port *mr_sas_port; + struct mpi3mr_sas_phy *srch_phy; + + if (mr_sas_phy->phy_belongs_to_port == 1) + return; + + if (!hba_port) + return; + + list_for_each_entry(mr_sas_port, &mr_sas_node->sas_port_list, + port_list) { + if (mr_sas_port->remote_identify.sas_address != + sas_address) + continue; + if (mr_sas_port->hba_port != hba_port) + continue; + list_for_each_entry(srch_phy, &mr_sas_port->phy_list, + port_siblings) { + if (srch_phy == mr_sas_phy) + return; + } + mpi3mr_add_sas_phy(mrioc, mr_sas_port, mr_sas_phy); + return; + } +} + +/** + * mpi3mr_delete_sas_port - helper function to removing a port + * @mrioc: Adapter instance reference + * @mr_sas_port: Internal Port object + * + * Return: None. + */ +static void mpi3mr_delete_sas_port(struct mpi3mr_ioc *mrioc, + struct mpi3mr_sas_port *mr_sas_port) +{ + u64 sas_address = mr_sas_port->remote_identify.sas_address; + struct mpi3mr_hba_port *hba_port = mr_sas_port->hba_port; + enum sas_device_type device_type = + mr_sas_port->remote_identify.device_type; + + dev_info(&mr_sas_port->port->dev, + "remove: sas_address(0x%016llx)\n", + (unsigned long long) sas_address); + + if (device_type == SAS_END_DEVICE) + mpi3mr_remove_device_by_sas_address(mrioc, sas_address, + hba_port); + + else if (device_type == SAS_EDGE_EXPANDER_DEVICE || + device_type == SAS_FANOUT_EXPANDER_DEVICE) + mpi3mr_expander_remove(mrioc, sas_address, hba_port); +} + +/** + * mpi3mr_del_phy_from_an_existing_port - del phy from a port + * @mrioc: Adapter instance reference + * @mr_sas_node: Internal sas node object (expander or host) + * @mr_sas_phy: Internal Phy object + * + * Return: None. + */ +static void mpi3mr_del_phy_from_an_existing_port(struct mpi3mr_ioc *mrioc, + struct mpi3mr_sas_node *mr_sas_node, struct mpi3mr_sas_phy *mr_sas_phy) +{ + struct mpi3mr_sas_port *mr_sas_port, *next; + struct mpi3mr_sas_phy *srch_phy; + + if (mr_sas_phy->phy_belongs_to_port == 0) + return; + + list_for_each_entry_safe(mr_sas_port, next, &mr_sas_node->sas_port_list, + port_list) { + list_for_each_entry(srch_phy, &mr_sas_port->phy_list, + port_siblings) { + if (srch_phy != mr_sas_phy) + continue; + if ((mr_sas_port->num_phys == 1) && + !mrioc->reset_in_progress) + mpi3mr_delete_sas_port(mrioc, mr_sas_port); + else + mpi3mr_delete_sas_phy(mrioc, mr_sas_port, + mr_sas_phy); + return; + } + } +} + +/** + * mpi3mr_sas_port_sanity_check - sanity check while adding port + * @mrioc: Adapter instance reference + * @mr_sas_node: Internal sas node object (expander or host) + * @sas_address: SAS address of device/expander + * @hba_port: HBA port entry + * + * Verifies whether the Phys attached to a device with the given + * SAS address already belongs to an existing sas port if so + * will remove those phys from the sas port + * + * Return: None. + */ +static void mpi3mr_sas_port_sanity_check(struct mpi3mr_ioc *mrioc, + struct mpi3mr_sas_node *mr_sas_node, u64 sas_address, + struct mpi3mr_hba_port *hba_port) +{ + int i; + + for (i = 0; i < mr_sas_node->num_phys; i++) { + if ((mr_sas_node->phy[i].remote_identify.sas_address != + sas_address) || (mr_sas_node->phy[i].hba_port != hba_port)) + continue; + if (mr_sas_node->phy[i].phy_belongs_to_port == 1) + mpi3mr_del_phy_from_an_existing_port(mrioc, + mr_sas_node, &mr_sas_node->phy[i]); + } +} + +/** + * mpi3mr_set_identify - set identify for phys and end devices + * @mrioc: Adapter instance reference + * @handle: Firmware device handle + * @identify: SAS transport layer's identify info + * + * Populates sas identify info for a specific device. + * + * Return: 0 for success, non-zero for failure. + */ +static int mpi3mr_set_identify(struct mpi3mr_ioc *mrioc, u16 handle, + struct sas_identify *identify) +{ + + struct mpi3_device_page0 device_pg0; + struct mpi3_device0_sas_sata_format *sasinf; + u16 device_info; + u16 ioc_status; + + if (mrioc->reset_in_progress) { + ioc_err(mrioc, "%s: host reset in progress!\n", __func__); + return -EFAULT; + } + + if ((mpi3mr_cfg_get_dev_pg0(mrioc, &ioc_status, &device_pg0, + sizeof(device_pg0), MPI3_DEVICE_PGAD_FORM_HANDLE, handle))) { + ioc_err(mrioc, "%s: device page0 read failed\n", __func__); + return -ENXIO; + } + + if (ioc_status != MPI3_IOCSTATUS_SUCCESS) { + ioc_err(mrioc, "device page read failed for handle(0x%04x), with ioc_status(0x%04x) failure at %s:%d/%s()!\n", + handle, ioc_status, __FILE__, __LINE__, __func__); + return -EIO; + } + + memset(identify, 0, sizeof(struct sas_identify)); + sasinf = &device_pg0.device_specific.sas_sata_format; + device_info = le16_to_cpu(sasinf->device_info); + + /* sas_address */ + identify->sas_address = le64_to_cpu(sasinf->sas_address); + + /* phy number of the parent device this device is linked to */ + identify->phy_identifier = sasinf->phy_num; + + /* device_type */ + switch (device_info & MPI3_SAS_DEVICE_INFO_DEVICE_TYPE_MASK) { + case MPI3_SAS_DEVICE_INFO_DEVICE_TYPE_NO_DEVICE: + identify->device_type = SAS_PHY_UNUSED; + break; + case MPI3_SAS_DEVICE_INFO_DEVICE_TYPE_END_DEVICE: + identify->device_type = SAS_END_DEVICE; + break; + case MPI3_SAS_DEVICE_INFO_DEVICE_TYPE_EXPANDER: + identify->device_type = SAS_EDGE_EXPANDER_DEVICE; + break; + } + + /* initiator_port_protocols */ + if (device_info & MPI3_SAS_DEVICE_INFO_SSP_INITIATOR) + identify->initiator_port_protocols |= SAS_PROTOCOL_SSP; + /* MPI3.0 doesn't have define for SATA INIT so setting both here*/ + if (device_info & MPI3_SAS_DEVICE_INFO_STP_INITIATOR) + identify->initiator_port_protocols |= (SAS_PROTOCOL_STP | + SAS_PROTOCOL_SATA); + if (device_info & MPI3_SAS_DEVICE_INFO_SMP_INITIATOR) + identify->initiator_port_protocols |= SAS_PROTOCOL_SMP; + + /* target_port_protocols */ + if (device_info & MPI3_SAS_DEVICE_INFO_SSP_TARGET) + identify->target_port_protocols |= SAS_PROTOCOL_SSP; + /* MPI3.0 doesn't have define for STP Target so setting both here*/ + if (device_info & MPI3_SAS_DEVICE_INFO_STP_SATA_TARGET) + identify->target_port_protocols |= (SAS_PROTOCOL_STP | + SAS_PROTOCOL_SATA); + if (device_info & MPI3_SAS_DEVICE_INFO_SMP_TARGET) + identify->target_port_protocols |= SAS_PROTOCOL_SMP; + return 0; +} + +/** + * mpi3mr_add_host_phy - report sas_host phy to SAS transport + * @mrioc: Adapter instance reference + * @mr_sas_phy: Internal Phy object + * @phy_pg0: SAS phy page 0 + * @parent_dev: Prent device class object + * + * Return: 0 for success, non-zero for failure. + */ +static int mpi3mr_add_host_phy(struct mpi3mr_ioc *mrioc, + struct mpi3mr_sas_phy *mr_sas_phy, struct mpi3_sas_phy_page0 phy_pg0, + struct device *parent_dev) +{ + struct sas_phy *phy; + int phy_index = mr_sas_phy->phy_id; + + + INIT_LIST_HEAD(&mr_sas_phy->port_siblings); + phy = sas_phy_alloc(parent_dev, phy_index); + if (!phy) { + ioc_err(mrioc, "failure at %s:%d/%s()!\n", + __FILE__, __LINE__, __func__); + return -1; + } + if ((mpi3mr_set_identify(mrioc, mr_sas_phy->handle, + &mr_sas_phy->identify))) { + ioc_err(mrioc, "failure at %s:%d/%s()!\n", + __FILE__, __LINE__, __func__); + sas_phy_free(phy); + return -1; + } + phy->identify = mr_sas_phy->identify; + mr_sas_phy->attached_handle = le16_to_cpu(phy_pg0.attached_dev_handle); + if (mr_sas_phy->attached_handle) + mpi3mr_set_identify(mrioc, mr_sas_phy->attached_handle, + &mr_sas_phy->remote_identify); + phy->identify.phy_identifier = mr_sas_phy->phy_id; + phy->negotiated_linkrate = mpi3mr_convert_phy_link_rate( + (phy_pg0.negotiated_link_rate & + MPI3_SAS_NEG_LINK_RATE_LOGICAL_MASK) >> + MPI3_SAS_NEG_LINK_RATE_LOGICAL_SHIFT); + phy->minimum_linkrate_hw = mpi3mr_convert_phy_link_rate( + phy_pg0.hw_link_rate & MPI3_SAS_HWRATE_MIN_RATE_MASK); + phy->maximum_linkrate_hw = mpi3mr_convert_phy_link_rate( + phy_pg0.hw_link_rate >> 4); + phy->minimum_linkrate = mpi3mr_convert_phy_link_rate( + phy_pg0.programmed_link_rate & MPI3_SAS_PRATE_MIN_RATE_MASK); + phy->maximum_linkrate = mpi3mr_convert_phy_link_rate( + phy_pg0.programmed_link_rate >> 4); + phy->hostdata = mr_sas_phy->hba_port; + + if ((sas_phy_add(phy))) { + ioc_err(mrioc, "failure at %s:%d/%s()!\n", + __FILE__, __LINE__, __func__); + sas_phy_free(phy); + return -1; + } + if ((mrioc->logging_level & MPI3_DEBUG_TRANSPORT_INFO)) + dev_info(&phy->dev, + "add: handle(0x%04x), sas_address(0x%016llx)\n" + "\tattached_handle(0x%04x), sas_address(0x%016llx)\n", + mr_sas_phy->handle, (unsigned long long) + mr_sas_phy->identify.sas_address, + mr_sas_phy->attached_handle, + (unsigned long long) + mr_sas_phy->remote_identify.sas_address); + mr_sas_phy->phy = phy; + return 0; +} + +/** + * mpi3mr_add_expander_phy - report expander phy to transport + * @mrioc: Adapter instance reference + * @mr_sas_phy: Internal Phy object + * @expander_pg1: SAS Expander page 1 + * @parent_dev: Parent device class object + * + * Return: 0 for success, non-zero for failure. + */ +static int mpi3mr_add_expander_phy(struct mpi3mr_ioc *mrioc, + struct mpi3mr_sas_phy *mr_sas_phy, + struct mpi3_sas_expander_page1 expander_pg1, + struct device *parent_dev) +{ + struct sas_phy *phy; + int phy_index = mr_sas_phy->phy_id; + + INIT_LIST_HEAD(&mr_sas_phy->port_siblings); + phy = sas_phy_alloc(parent_dev, phy_index); + if (!phy) { + ioc_err(mrioc, "failure at %s:%d/%s()!\n", + __FILE__, __LINE__, __func__); + return -1; + } + if ((mpi3mr_set_identify(mrioc, mr_sas_phy->handle, + &mr_sas_phy->identify))) { + ioc_err(mrioc, "failure at %s:%d/%s()!\n", + __FILE__, __LINE__, __func__); + sas_phy_free(phy); + return -1; + } + phy->identify = mr_sas_phy->identify; + mr_sas_phy->attached_handle = + le16_to_cpu(expander_pg1.attached_dev_handle); + if (mr_sas_phy->attached_handle) + mpi3mr_set_identify(mrioc, mr_sas_phy->attached_handle, + &mr_sas_phy->remote_identify); + phy->identify.phy_identifier = mr_sas_phy->phy_id; + phy->negotiated_linkrate = mpi3mr_convert_phy_link_rate( + (expander_pg1.negotiated_link_rate & + MPI3_SAS_NEG_LINK_RATE_LOGICAL_MASK) >> + MPI3_SAS_NEG_LINK_RATE_LOGICAL_SHIFT); + phy->minimum_linkrate_hw = mpi3mr_convert_phy_link_rate( + expander_pg1.hw_link_rate & MPI3_SAS_HWRATE_MIN_RATE_MASK); + phy->maximum_linkrate_hw = mpi3mr_convert_phy_link_rate( + expander_pg1.hw_link_rate >> 4); + phy->minimum_linkrate = mpi3mr_convert_phy_link_rate( + expander_pg1.programmed_link_rate & MPI3_SAS_PRATE_MIN_RATE_MASK); + phy->maximum_linkrate = mpi3mr_convert_phy_link_rate( + expander_pg1.programmed_link_rate >> 4); + phy->hostdata = mr_sas_phy->hba_port; + + if ((sas_phy_add(phy))) { + ioc_err(mrioc, "failure at %s:%d/%s()!\n", + __FILE__, __LINE__, __func__); + sas_phy_free(phy); + return -1; + } + if ((mrioc->logging_level & MPI3_DEBUG_TRANSPORT_INFO)) + dev_info(&phy->dev, + "add: handle(0x%04x), sas_address(0x%016llx)\n" + "\tattached_handle(0x%04x), sas_address(0x%016llx)\n", + mr_sas_phy->handle, (unsigned long long) + mr_sas_phy->identify.sas_address, + mr_sas_phy->attached_handle, + (unsigned long long) + mr_sas_phy->remote_identify.sas_address); + mr_sas_phy->phy = phy; + return 0; +} + +/** + * mpi3mr_alloc_hba_port - alloc hba port object + * @mrioc: Adapter instance reference + * @port_id: Port number + * + * Alloc memory for hba port object. + */ +static struct mpi3mr_hba_port * +mpi3mr_alloc_hba_port(struct mpi3mr_ioc *mrioc, u16 port_id) +{ + struct mpi3mr_hba_port *hba_port; + + hba_port = kzalloc(sizeof(struct mpi3mr_hba_port), + GFP_KERNEL); + if (!hba_port) + return NULL; + hba_port->port_id = port_id; + ioc_info(mrioc, "hba_port entry: %p, port: %d is added to hba_port list\n", + hba_port, hba_port->port_id); + list_add_tail(&hba_port->list, &mrioc->hba_port_table_list); + return hba_port; +} + +/** + * mpi3mr_get_hba_port_by_id - find hba port by id + * @mrioc: Adapter instance reference + * @port_id - Port ID to search + * + * Return: mpi3mr_hba_port reference for the matched port + */ + +struct mpi3mr_hba_port *mpi3mr_get_hba_port_by_id(struct mpi3mr_ioc *mrioc, + u8 port_id) +{ + struct mpi3mr_hba_port *port, *port_next; + + list_for_each_entry_safe(port, port_next, + &mrioc->hba_port_table_list, list) { + if (port->port_id != port_id) + continue; + if (port->flags & MPI3MR_HBA_PORT_FLAG_DIRTY) + continue; + return port; + } + + return NULL; +} + +/** + * mpi3mr_update_links - refreshing SAS phy link changes + * @mrioc: Adapter instance reference + * @sas_address_parent: SAS address of parent expander or host + * @handle: Firmware device handle of attached device + * @phy_number: Phy number + * @link_rate: New link rate + * @hba_port: HBA port entry + * + * Return: None. + */ +void mpi3mr_update_links(struct mpi3mr_ioc *mrioc, + u64 sas_address_parent, u16 handle, u8 phy_number, u8 link_rate, + struct mpi3mr_hba_port *hba_port) +{ + unsigned long flags; + struct mpi3mr_sas_node *mr_sas_node; + struct mpi3mr_sas_phy *mr_sas_phy; + + if (mrioc->reset_in_progress) + return; + + spin_lock_irqsave(&mrioc->sas_node_lock, flags); + mr_sas_node = __mpi3mr_sas_node_find_by_sas_address(mrioc, + sas_address_parent, hba_port); + if (!mr_sas_node) { + spin_unlock_irqrestore(&mrioc->sas_node_lock, flags); + return; + } + + mr_sas_phy = &mr_sas_node->phy[phy_number]; + mr_sas_phy->attached_handle = handle; + spin_unlock_irqrestore(&mrioc->sas_node_lock, flags); + if (handle && (link_rate >= MPI3_SAS_NEG_LINK_RATE_1_5)) { + mpi3mr_set_identify(mrioc, handle, + &mr_sas_phy->remote_identify); + mpi3mr_add_phy_to_an_existing_port(mrioc, mr_sas_node, + mr_sas_phy, mr_sas_phy->remote_identify.sas_address, + hba_port); + } else + memset(&mr_sas_phy->remote_identify, 0, sizeof(struct + sas_identify)); + + if (mr_sas_phy->phy) + mr_sas_phy->phy->negotiated_linkrate = + mpi3mr_convert_phy_link_rate(link_rate); + + if ((mrioc->logging_level & MPI3_DEBUG_TRANSPORT_INFO)) + dev_info(&mr_sas_phy->phy->dev, + "refresh: parent sas_address(0x%016llx),\n" + "\tlink_rate(0x%02x), phy(%d)\n" + "\tattached_handle(0x%04x), sas_address(0x%016llx)\n", + (unsigned long long)sas_address_parent, + link_rate, phy_number, handle, (unsigned long long) + mr_sas_phy->remote_identify.sas_address); +} + +/** + * mpi3mr_sas_host_refresh - refreshing sas host object contents + * @mrioc: Adapter instance reference + * + * This function refreshes the controllers phy information and + * updates the SAS transport layer with updated information, + * this is executed for each device addition or device info + * change events + * + * Return: None. + */ +void mpi3mr_sas_host_refresh(struct mpi3mr_ioc *mrioc) +{ + int i; + u8 link_rate; + u16 sz, port_id, attached_handle; + struct mpi3_sas_io_unit_page0 *sas_io_unit_pg0 = NULL; + + dprint_transport_info(mrioc, + "updating handles for sas_host(0x%016llx)\n", + (unsigned long long)mrioc->sas_hba.sas_address); + + sz = offsetof(struct mpi3_sas_io_unit_page0, phy_data) + + (mrioc->sas_hba.num_phys * + sizeof(struct mpi3_sas_io_unit0_phy_data)); + sas_io_unit_pg0 = kzalloc(sz, GFP_KERNEL); + if (!sas_io_unit_pg0) + return; + if (mpi3mr_cfg_get_sas_io_unit_pg0(mrioc, sas_io_unit_pg0, sz)) { + ioc_err(mrioc, "failure at %s:%d/%s()!\n", + __FILE__, __LINE__, __func__); + goto out; + } + + mrioc->sas_hba.handle = 0; + for (i = 0; i < mrioc->sas_hba.num_phys; i++) { + if (sas_io_unit_pg0->phy_data[i].phy_flags & + (MPI3_SASIOUNIT0_PHYFLAGS_HOST_PHY | + MPI3_SASIOUNIT0_PHYFLAGS_VIRTUAL_PHY)) + continue; + link_rate = + sas_io_unit_pg0->phy_data[i].negotiated_link_rate >> 4; + if (!mrioc->sas_hba.handle) + mrioc->sas_hba.handle = le16_to_cpu( + sas_io_unit_pg0->phy_data[i].controller_dev_handle); + port_id = sas_io_unit_pg0->phy_data[i].io_unit_port; + if (!(mpi3mr_get_hba_port_by_id(mrioc, port_id))) + if (!mpi3mr_alloc_hba_port(mrioc, port_id)) + goto out; + + mrioc->sas_hba.phy[i].handle = mrioc->sas_hba.handle; + attached_handle = le16_to_cpu( + sas_io_unit_pg0->phy_data[i].attached_dev_handle); + if (attached_handle && link_rate < MPI3_SAS_NEG_LINK_RATE_1_5) + link_rate = MPI3_SAS_NEG_LINK_RATE_1_5; + mrioc->sas_hba.phy[i].hba_port = + mpi3mr_get_hba_port_by_id(mrioc, port_id); + mpi3mr_update_links(mrioc, mrioc->sas_hba.sas_address, + attached_handle, i, link_rate, + mrioc->sas_hba.phy[i].hba_port); + } + out: + kfree(sas_io_unit_pg0); +} + +/** + * mpi3mr_sas_host_add - create sas host object + * @mrioc: Adapter instance reference + * + * This function creates the controllers phy information and + * updates the SAS transport layer with updated information, + * this is executed for first device addition or device info + * change event. + * + * Return: None. + */ +void mpi3mr_sas_host_add(struct mpi3mr_ioc *mrioc) +{ + int i; + u16 sz, num_phys = 1, port_id, ioc_status; + struct mpi3_sas_io_unit_page0 *sas_io_unit_pg0 = NULL; + struct mpi3_sas_phy_page0 phy_pg0; + struct mpi3_device_page0 dev_pg0; + struct mpi3_enclosure_page0 encl_pg0; + struct mpi3_device0_sas_sata_format *sasinf; + + sz = offsetof(struct mpi3_sas_io_unit_page0, phy_data) + + (num_phys * sizeof(struct mpi3_sas_io_unit0_phy_data)); + sas_io_unit_pg0 = kzalloc(sz, GFP_KERNEL); + if (!sas_io_unit_pg0) + return; + + if (mpi3mr_cfg_get_sas_io_unit_pg0(mrioc, sas_io_unit_pg0, sz)) { + ioc_err(mrioc, "failure at %s:%d/%s()!\n", + __FILE__, __LINE__, __func__); + goto out; + } + num_phys = sas_io_unit_pg0->num_phys; + kfree(sas_io_unit_pg0); + + mrioc->sas_hba.host_node = 1; + INIT_LIST_HEAD(&mrioc->sas_hba.sas_port_list); + mrioc->sas_hba.parent_dev = &mrioc->shost->shost_gendev; + mrioc->sas_hba.phy = kcalloc(num_phys, + sizeof(struct mpi3mr_sas_phy), GFP_KERNEL); + if (!mrioc->sas_hba.phy) + return; + + mrioc->sas_hba.num_phys = num_phys; + + sz = offsetof(struct mpi3_sas_io_unit_page0, phy_data) + + (num_phys * sizeof(struct mpi3_sas_io_unit0_phy_data)); + sas_io_unit_pg0 = kzalloc(sz, GFP_KERNEL); + if (!sas_io_unit_pg0) + return; + + if (mpi3mr_cfg_get_sas_io_unit_pg0(mrioc, sas_io_unit_pg0, sz)) { + ioc_err(mrioc, "failure at %s:%d/%s()!\n", + __FILE__, __LINE__, __func__); + goto out; + } + + mrioc->sas_hba.handle = 0; + for (i = 0; i < mrioc->sas_hba.num_phys; i++) { + if (sas_io_unit_pg0->phy_data[i].phy_flags & + (MPI3_SASIOUNIT0_PHYFLAGS_HOST_PHY | + MPI3_SASIOUNIT0_PHYFLAGS_VIRTUAL_PHY)) + continue; + if (mpi3mr_cfg_get_sas_phy_pg0(mrioc, &ioc_status, &phy_pg0, + sizeof(struct mpi3_sas_phy_page0), + MPI3_SAS_PHY_PGAD_FORM_PHY_NUMBER, i)) { + ioc_err(mrioc, "failure at %s:%d/%s()!\n", + __FILE__, __LINE__, __func__); + goto out; + } + if (ioc_status != MPI3_IOCSTATUS_SUCCESS) { + ioc_err(mrioc, "failure at %s:%d/%s()!\n", + __FILE__, __LINE__, __func__); + goto out; + } + + if (!mrioc->sas_hba.handle) + mrioc->sas_hba.handle = le16_to_cpu( + sas_io_unit_pg0->phy_data[i].controller_dev_handle); + port_id = sas_io_unit_pg0->phy_data[i].io_unit_port; + + if (!(mpi3mr_get_hba_port_by_id(mrioc, port_id))) + if (!mpi3mr_alloc_hba_port(mrioc, port_id)) + goto out; + + mrioc->sas_hba.phy[i].handle = mrioc->sas_hba.handle; + mrioc->sas_hba.phy[i].phy_id = i; + mrioc->sas_hba.phy[i].hba_port = + mpi3mr_get_hba_port_by_id(mrioc, port_id); + mpi3mr_add_host_phy(mrioc, &mrioc->sas_hba.phy[i], + phy_pg0, mrioc->sas_hba.parent_dev); + } + if ((mpi3mr_cfg_get_dev_pg0(mrioc, &ioc_status, &dev_pg0, + sizeof(dev_pg0), MPI3_DEVICE_PGAD_FORM_HANDLE, + mrioc->sas_hba.handle))) { + ioc_err(mrioc, "%s: device page0 read failed\n", __func__); + goto out; + } + if (ioc_status != MPI3_IOCSTATUS_SUCCESS) { + ioc_err(mrioc, "device page read failed for handle(0x%04x), with ioc_status(0x%04x) failure at %s:%d/%s()!\n", + mrioc->sas_hba.handle, ioc_status, __FILE__, __LINE__, + __func__); + goto out; + } + mrioc->sas_hba.enclosure_handle = + le16_to_cpu(dev_pg0.enclosure_handle); + sasinf = &dev_pg0.device_specific.sas_sata_format; + mrioc->sas_hba.sas_address = + le64_to_cpu(sasinf->sas_address); + ioc_info(mrioc, + "host_add: handle(0x%04x), sas_addr(0x%016llx), phys(%d)\n", + mrioc->sas_hba.handle, + (unsigned long long) mrioc->sas_hba.sas_address, + mrioc->sas_hba.num_phys); + + if (mrioc->sas_hba.enclosure_handle) { + if (!(mpi3mr_cfg_get_enclosure_pg0(mrioc, &ioc_status, + &encl_pg0, sizeof(dev_pg0), + MPI3_ENCLOS_PGAD_FORM_HANDLE, + mrioc->sas_hba.enclosure_handle)) && + (ioc_status == MPI3_IOCSTATUS_SUCCESS)) + mrioc->sas_hba.enclosure_logical_id = + le64_to_cpu(encl_pg0.enclosure_logical_id); + } + +out: + kfree(sas_io_unit_pg0); +} + +/** + * mpi3mr_sas_port_add - Expose the SAS device to the SAS TL + * @mrioc: Adapter instance reference + * @handle: Firmware device handle of the attached device + * @sas_address_parent: sas address of parent expander or host + * @hba_port: HBA port entry + * + * This function creates a new sas port object for the given end + * device matching sas address and hba_port and adds it to the + * sas_node's sas_port_list and expose the attached sas device + * to the SAS transport layer through sas_rphy_add. + * + * Returns a valid mpi3mr_sas_port reference or NULL. + */ +static struct mpi3mr_sas_port *mpi3mr_sas_port_add(struct mpi3mr_ioc *mrioc, + u16 handle, u64 sas_address_parent, struct mpi3mr_hba_port *hba_port) +{ + struct mpi3mr_sas_phy *mr_sas_phy, *next; + struct mpi3mr_sas_port *mr_sas_port; + unsigned long flags; + struct mpi3mr_sas_node *mr_sas_node; + struct sas_rphy *rphy; + struct mpi3mr_tgt_dev *tgtdev = NULL; + int i; + struct sas_port *port; + + if (!hba_port) { + ioc_err(mrioc, "failure at %s:%d/%s()!\n", + __FILE__, __LINE__, __func__); + return NULL; + } + + mr_sas_port = kzalloc(sizeof(struct mpi3mr_sas_port), GFP_KERNEL); + if (!mr_sas_port) + return NULL; + + INIT_LIST_HEAD(&mr_sas_port->port_list); + INIT_LIST_HEAD(&mr_sas_port->phy_list); + spin_lock_irqsave(&mrioc->sas_node_lock, flags); + mr_sas_node = __mpi3mr_sas_node_find_by_sas_address(mrioc, + sas_address_parent, hba_port); + spin_unlock_irqrestore(&mrioc->sas_node_lock, flags); + + if (!mr_sas_node) { + ioc_err(mrioc, "%s:could not find parent sas_address(0x%016llx)!\n", + __func__, (unsigned long long)sas_address_parent); + goto out_fail; + } + + if ((mpi3mr_set_identify(mrioc, handle, + &mr_sas_port->remote_identify))) { + ioc_err(mrioc, "failure at %s:%d/%s()!\n", + __FILE__, __LINE__, __func__); + goto out_fail; + } + + if (mr_sas_port->remote_identify.device_type == SAS_PHY_UNUSED) { + ioc_err(mrioc, "failure at %s:%d/%s()!\n", + __FILE__, __LINE__, __func__); + goto out_fail; + } + + mr_sas_port->hba_port = hba_port; + mpi3mr_sas_port_sanity_check(mrioc, mr_sas_node, + mr_sas_port->remote_identify.sas_address, hba_port); + + for (i = 0; i < mr_sas_node->num_phys; i++) { + if ((mr_sas_node->phy[i].remote_identify.sas_address != + mr_sas_port->remote_identify.sas_address) || + (mr_sas_node->phy[i].hba_port != hba_port)) + continue; + list_add_tail(&mr_sas_node->phy[i].port_siblings, + &mr_sas_port->phy_list); + mr_sas_port->num_phys++; + mr_sas_port->phy_mask |= (1 << i); + } + + if (!mr_sas_port->num_phys) { + ioc_err(mrioc, "failure at %s:%d/%s()!\n", + __FILE__, __LINE__, __func__); + goto out_fail; + } + + mr_sas_port->lowest_phy = ffs(mr_sas_port->phy_mask) - 1; + + if (mr_sas_port->remote_identify.device_type == SAS_END_DEVICE) { + tgtdev = mpi3mr_get_tgtdev_by_addr(mrioc, + mr_sas_port->remote_identify.sas_address, + mr_sas_port->hba_port); + + if (!tgtdev) { + ioc_err(mrioc, "failure at %s:%d/%s()!\n", + __FILE__, __LINE__, __func__); + goto out_fail; + } + tgtdev->dev_spec.sas_sata_inf.pend_sas_rphy_add = 1; + } + + if (!mr_sas_node->parent_dev) { + ioc_err(mrioc, "failure at %s:%d/%s()!\n", + __FILE__, __LINE__, __func__); + goto out_fail; + } + + port = sas_port_alloc_num(mr_sas_node->parent_dev); + if ((sas_port_add(port))) { + ioc_err(mrioc, "failure at %s:%d/%s()!\n", + __FILE__, __LINE__, __func__); + goto out_fail; + } + + list_for_each_entry(mr_sas_phy, &mr_sas_port->phy_list, + port_siblings) { + if ((mrioc->logging_level & MPI3_DEBUG_TRANSPORT_INFO)) + dev_info(&port->dev, + "add: handle(0x%04x), sas_address(0x%016llx), phy(%d)\n", + handle, (unsigned long long) + mr_sas_port->remote_identify.sas_address, + mr_sas_phy->phy_id); + sas_port_add_phy(port, mr_sas_phy->phy); + mr_sas_phy->phy_belongs_to_port = 1; + mr_sas_phy->hba_port = hba_port; + } + + mr_sas_port->port = port; + if (mr_sas_port->remote_identify.device_type == SAS_END_DEVICE) { + rphy = sas_end_device_alloc(port); + tgtdev->dev_spec.sas_sata_inf.rphy = rphy; + } else { + rphy = sas_expander_alloc(port, + mr_sas_port->remote_identify.device_type); + } + rphy->identify = mr_sas_port->remote_identify; + + if (mrioc->current_event) + mrioc->current_event->pending_at_sml = 1; + + if ((sas_rphy_add(rphy))) { + ioc_err(mrioc, "failure at %s:%d/%s()!\n", + __FILE__, __LINE__, __func__); + } + if (mr_sas_port->remote_identify.device_type == SAS_END_DEVICE) { + tgtdev->dev_spec.sas_sata_inf.pend_sas_rphy_add = 0; + tgtdev->dev_spec.sas_sata_inf.sas_transport_attached = 1; + mpi3mr_tgtdev_put(tgtdev); + } + + dev_info(&rphy->dev, + "%s: added: handle(0x%04x), sas_address(0x%016llx)\n", + __func__, handle, (unsigned long long) + mr_sas_port->remote_identify.sas_address); + + mr_sas_port->rphy = rphy; + spin_lock_irqsave(&mrioc->sas_node_lock, flags); + list_add_tail(&mr_sas_port->port_list, &mr_sas_node->sas_port_list); + spin_unlock_irqrestore(&mrioc->sas_node_lock, flags); + + if (mrioc->current_event) { + mrioc->current_event->pending_at_sml = 0; + if (mrioc->current_event->discard) + mpi3mr_print_device_event_notice(mrioc, true); + } + + /* fill in report manufacture */ + if (mr_sas_port->remote_identify.device_type == + SAS_EDGE_EXPANDER_DEVICE || + mr_sas_port->remote_identify.device_type == + SAS_FANOUT_EXPANDER_DEVICE) + mpi3mr_report_manufacture(mrioc, + mr_sas_port->remote_identify.sas_address, + rphy_to_expander_device(rphy), hba_port->port_id); + + return mr_sas_port; + + out_fail: + list_for_each_entry_safe(mr_sas_phy, next, &mr_sas_port->phy_list, + port_siblings) + list_del(&mr_sas_phy->port_siblings); + kfree(mr_sas_port); + return NULL; +} + +/** + * mpi3mr_sas_port_remove - remove port from the list + * @mrioc: Adapter instance reference + * @sas_address: SAS address of attached device + * @sas_address_parent: SAS address of parent expander or host + * @hba_port: HBA port entry + * + * Removing object and freeing associated memory from the + * sas_port_list. + * + * Return: None + */ +static void mpi3mr_sas_port_remove(struct mpi3mr_ioc *mrioc, u64 sas_address, + u64 sas_address_parent, struct mpi3mr_hba_port *hba_port) +{ + int i; + unsigned long flags; + struct mpi3mr_sas_port *mr_sas_port, *next; + struct mpi3mr_sas_node *mr_sas_node; + u8 found = 0; + struct mpi3mr_sas_phy *mr_sas_phy, *next_phy; + struct mpi3mr_hba_port *srch_port, *hba_port_next = NULL; + + if (!hba_port) + return; + + spin_lock_irqsave(&mrioc->sas_node_lock, flags); + mr_sas_node = __mpi3mr_sas_node_find_by_sas_address(mrioc, + sas_address_parent, hba_port); + if (!mr_sas_node) { + spin_unlock_irqrestore(&mrioc->sas_node_lock, flags); + return; + } + list_for_each_entry_safe(mr_sas_port, next, &mr_sas_node->sas_port_list, + port_list) { + if (mr_sas_port->remote_identify.sas_address != sas_address) + continue; + if (mr_sas_port->hba_port != hba_port) + continue; + found = 1; + list_del(&mr_sas_port->port_list); + goto out; + } + + out: + if (!found) { + spin_unlock_irqrestore(&mrioc->sas_node_lock, flags); + return; + } + + if (mr_sas_node->host_node) { + list_for_each_entry_safe(srch_port, hba_port_next, + &mrioc->hba_port_table_list, list) { + if (srch_port != hba_port) + continue; + ioc_info(mrioc, + "removing hba_port entry: %p port: %d from hba_port list\n", + srch_port, srch_port->port_id); + list_del(&hba_port->list); + kfree(hba_port); + break; + } + } + + for (i = 0; i < mr_sas_node->num_phys; i++) { + if (mr_sas_node->phy[i].remote_identify.sas_address == + sas_address) + memset(&mr_sas_node->phy[i].remote_identify, 0, + sizeof(struct sas_identify)); + } + + spin_unlock_irqrestore(&mrioc->sas_node_lock, flags); + + if (mrioc->current_event) + mrioc->current_event->pending_at_sml = 1; + + list_for_each_entry_safe(mr_sas_phy, next_phy, + &mr_sas_port->phy_list, port_siblings) { + if ((mrioc->logging_level & MPI3_DEBUG_TRANSPORT_INFO)) + dev_info(&mr_sas_port->port->dev, + "remove: sas_address(0x%016llx), phy(%d)\n", + (unsigned long long) + mr_sas_port->remote_identify.sas_address, + mr_sas_phy->phy_id); + mr_sas_phy->phy_belongs_to_port = 0; + if (!mrioc->stop_drv_processing) + sas_port_delete_phy(mr_sas_port->port, + mr_sas_phy->phy); + list_del(&mr_sas_phy->port_siblings); + } + if (!mrioc->stop_drv_processing) + sas_port_delete(mr_sas_port->port); + ioc_info(mrioc, "%s: removed sas_address(0x%016llx)\n", + __func__, (unsigned long long)sas_address); + + if (mrioc->current_event) { + mrioc->current_event->pending_at_sml = 0; + if (mrioc->current_event->discard) + mpi3mr_print_device_event_notice(mrioc, false); + } + + kfree(mr_sas_port); +} + +/** + * struct host_port - host port details + * @sas_address: SAS Address of the attached device + * @phy_mask: phy mask of host port + * @handle: Device Handle of attached device + * @iounit_port_id: port ID + * @used: host port is already matched with sas port from sas_port_list + * @lowest_phy: lowest phy ID of host port + */ +struct host_port { + u64 sas_address; + u32 phy_mask; + u16 handle; + u8 iounit_port_id; + u8 used; + u8 lowest_phy; +}; + +/** + * mpi3mr_update_mr_sas_port - update sas port objects during reset + * @mrioc: Adapter instance reference + * @h_port: host_port object + * @mr_sas_port: sas_port objects which needs to be updated + * + * Update the port ID of sas port object. Also add the phys if new phys got + * added to current sas port and remove the phys if some phys are moved + * out of the current sas port. + * + * Return: Nothing. + */ +static void +mpi3mr_update_mr_sas_port(struct mpi3mr_ioc *mrioc, struct host_port *h_port, + struct mpi3mr_sas_port *mr_sas_port) +{ + struct mpi3mr_sas_phy *mr_sas_phy; + u32 phy_mask_xor; + u64 phys_to_be_added, phys_to_be_removed; + int i; + + h_port->used = 1; + mr_sas_port->marked_responding = 1; + + dev_info(&mr_sas_port->port->dev, + "sas_address(0x%016llx), old: port_id %d phy_mask 0x%x, new: port_id %d phy_mask:0x%x\n", + mr_sas_port->remote_identify.sas_address, + mr_sas_port->hba_port->port_id, mr_sas_port->phy_mask, + h_port->iounit_port_id, h_port->phy_mask); + + mr_sas_port->hba_port->port_id = h_port->iounit_port_id; + mr_sas_port->hba_port->flags &= ~MPI3MR_HBA_PORT_FLAG_DIRTY; + + /* Get the newly added phys bit map & removed phys bit map */ + phy_mask_xor = mr_sas_port->phy_mask ^ h_port->phy_mask; + phys_to_be_added = h_port->phy_mask & phy_mask_xor; + phys_to_be_removed = mr_sas_port->phy_mask & phy_mask_xor; + + /* + * Register these new phys to current mr_sas_port's port. + * if these phys are previously registered with another port + * then delete these phys from that port first. + */ + for_each_set_bit(i, (ulong *) &phys_to_be_added, BITS_PER_TYPE(u32)) { + mr_sas_phy = &mrioc->sas_hba.phy[i]; + if (mr_sas_phy->phy_belongs_to_port) + mpi3mr_del_phy_from_an_existing_port(mrioc, + &mrioc->sas_hba, mr_sas_phy); + mpi3mr_add_phy_to_an_existing_port(mrioc, + &mrioc->sas_hba, mr_sas_phy, + mr_sas_port->remote_identify.sas_address, + mr_sas_port->hba_port); + } + + /* Delete the phys which are not part of current mr_sas_port's port. */ + for_each_set_bit(i, (ulong *) &phys_to_be_removed, BITS_PER_TYPE(u32)) { + mr_sas_phy = &mrioc->sas_hba.phy[i]; + if (mr_sas_phy->phy_belongs_to_port) + mpi3mr_del_phy_from_an_existing_port(mrioc, + &mrioc->sas_hba, mr_sas_phy); + } +} + +/** + * mpi3mr_refresh_sas_ports - update host's sas ports during reset + * @mrioc: Adapter instance reference + * + * Update the host's sas ports during reset by checking whether + * sas ports are still intact or not. Add/remove phys if any hba + * phys are (moved in)/(moved out) of sas port. Also update + * io_unit_port if it got changed during reset. + * + * Return: Nothing. + */ +void +mpi3mr_refresh_sas_ports(struct mpi3mr_ioc *mrioc) +{ + struct host_port h_port[32]; + int i, j, found, host_port_count = 0, port_idx; + u16 sz, attached_handle, ioc_status; + struct mpi3_sas_io_unit_page0 *sas_io_unit_pg0 = NULL; + struct mpi3_device_page0 dev_pg0; + struct mpi3_device0_sas_sata_format *sasinf; + struct mpi3mr_sas_port *mr_sas_port; + + sz = offsetof(struct mpi3_sas_io_unit_page0, phy_data) + + (mrioc->sas_hba.num_phys * + sizeof(struct mpi3_sas_io_unit0_phy_data)); + sas_io_unit_pg0 = kzalloc(sz, GFP_KERNEL); + if (!sas_io_unit_pg0) + return; + if (mpi3mr_cfg_get_sas_io_unit_pg0(mrioc, sas_io_unit_pg0, sz)) { + ioc_err(mrioc, "failure at %s:%d/%s()!\n", + __FILE__, __LINE__, __func__); + goto out; + } + + /* Create a new expander port table */ + for (i = 0; i < mrioc->sas_hba.num_phys; i++) { + attached_handle = le16_to_cpu( + sas_io_unit_pg0->phy_data[i].attached_dev_handle); + if (!attached_handle) + continue; + found = 0; + for (j = 0; j < host_port_count; j++) { + if (h_port[j].handle == attached_handle) { + h_port[j].phy_mask |= (1 << i); + found = 1; + break; + } + } + if (found) + continue; + if ((mpi3mr_cfg_get_dev_pg0(mrioc, &ioc_status, &dev_pg0, + sizeof(dev_pg0), MPI3_DEVICE_PGAD_FORM_HANDLE, + attached_handle))) { + dprint_reset(mrioc, + "failed to read dev_pg0 for handle(0x%04x) at %s:%d/%s()!\n", + attached_handle, __FILE__, __LINE__, __func__); + continue; + } + if (ioc_status != MPI3_IOCSTATUS_SUCCESS) { + dprint_reset(mrioc, + "ioc_status(0x%x) while reading dev_pg0 for handle(0x%04x) at %s:%d/%s()!\n", + ioc_status, attached_handle, + __FILE__, __LINE__, __func__); + continue; + } + sasinf = &dev_pg0.device_specific.sas_sata_format; + + port_idx = host_port_count; + h_port[port_idx].sas_address = le64_to_cpu(sasinf->sas_address); + h_port[port_idx].handle = attached_handle; + h_port[port_idx].phy_mask = (1 << i); + h_port[port_idx].iounit_port_id = sas_io_unit_pg0->phy_data[i].io_unit_port; + h_port[port_idx].lowest_phy = sasinf->phy_num; + h_port[port_idx].used = 0; + host_port_count++; + } + + if (!host_port_count) + goto out; + + if (mrioc->logging_level & MPI3_DEBUG_RESET) { + ioc_info(mrioc, "Host port details before reset\n"); + list_for_each_entry(mr_sas_port, &mrioc->sas_hba.sas_port_list, + port_list) { + ioc_info(mrioc, + "port_id:%d, sas_address:(0x%016llx), phy_mask:(0x%x), lowest phy id:%d\n", + mr_sas_port->hba_port->port_id, + mr_sas_port->remote_identify.sas_address, + mr_sas_port->phy_mask, mr_sas_port->lowest_phy); + } + mr_sas_port = NULL; + ioc_info(mrioc, "Host port details after reset\n"); + for (i = 0; i < host_port_count; i++) { + ioc_info(mrioc, + "port_id:%d, sas_address:(0x%016llx), phy_mask:(0x%x), lowest phy id:%d\n", + h_port[i].iounit_port_id, h_port[i].sas_address, + h_port[i].phy_mask, h_port[i].lowest_phy); + } + } + + /* mark all host sas port entries as dirty */ + list_for_each_entry(mr_sas_port, &mrioc->sas_hba.sas_port_list, + port_list) { + mr_sas_port->marked_responding = 0; + mr_sas_port->hba_port->flags |= MPI3MR_HBA_PORT_FLAG_DIRTY; + } + + /* First check for matching lowest phy */ + for (i = 0; i < host_port_count; i++) { + mr_sas_port = NULL; + list_for_each_entry(mr_sas_port, &mrioc->sas_hba.sas_port_list, + port_list) { + if (mr_sas_port->marked_responding) + continue; + if (h_port[i].sas_address != mr_sas_port->remote_identify.sas_address) + continue; + if (h_port[i].lowest_phy == mr_sas_port->lowest_phy) { + mpi3mr_update_mr_sas_port(mrioc, &h_port[i], mr_sas_port); + break; + } + } + } + + /* In case if lowest phy is got enabled or disabled during reset */ + for (i = 0; i < host_port_count; i++) { + if (h_port[i].used) + continue; + mr_sas_port = NULL; + list_for_each_entry(mr_sas_port, &mrioc->sas_hba.sas_port_list, + port_list) { + if (mr_sas_port->marked_responding) + continue; + if (h_port[i].sas_address != mr_sas_port->remote_identify.sas_address) + continue; + if (h_port[i].phy_mask & mr_sas_port->phy_mask) { + mpi3mr_update_mr_sas_port(mrioc, &h_port[i], mr_sas_port); + break; + } + } + } + + /* In case if expander cable is removed & connected to another HBA port during reset */ + for (i = 0; i < host_port_count; i++) { + if (h_port[i].used) + continue; + mr_sas_port = NULL; + list_for_each_entry(mr_sas_port, &mrioc->sas_hba.sas_port_list, + port_list) { + if (mr_sas_port->marked_responding) + continue; + if (h_port[i].sas_address != mr_sas_port->remote_identify.sas_address) + continue; + mpi3mr_update_mr_sas_port(mrioc, &h_port[i], mr_sas_port); + break; + } + } +out: + kfree(sas_io_unit_pg0); +} + +/** + * mpi3mr_refresh_expanders - Refresh expander device exposure + * @mrioc: Adapter instance reference + * + * This is executed post controller reset to identify any + * missing expander devices during reset and remove from the upper layers + * or expose any newly detected expander device to the upper layers. + * + * Return: Nothing. + */ +void +mpi3mr_refresh_expanders(struct mpi3mr_ioc *mrioc) +{ + struct mpi3mr_sas_node *sas_expander, *sas_expander_next; + struct mpi3_sas_expander_page0 expander_pg0; + u16 ioc_status, handle; + u64 sas_address; + int i; + unsigned long flags; + struct mpi3mr_hba_port *hba_port; + + spin_lock_irqsave(&mrioc->sas_node_lock, flags); + list_for_each_entry(sas_expander, &mrioc->sas_expander_list, list) { + sas_expander->non_responding = 1; + } + spin_unlock_irqrestore(&mrioc->sas_node_lock, flags); + + sas_expander = NULL; + + handle = 0xffff; + + /* Search for responding expander devices and add them if they are newly got added */ + while (true) { + if ((mpi3mr_cfg_get_sas_exp_pg0(mrioc, &ioc_status, &expander_pg0, + sizeof(struct mpi3_sas_expander_page0), + MPI3_SAS_EXPAND_PGAD_FORM_GET_NEXT_HANDLE, handle))) { + dprint_reset(mrioc, + "failed to read exp pg0 for handle(0x%04x) at %s:%d/%s()!\n", + handle, __FILE__, __LINE__, __func__); + break; + } + + if (ioc_status != MPI3_IOCSTATUS_SUCCESS) { + dprint_reset(mrioc, + "ioc_status(0x%x) while reading exp pg0 for handle:(0x%04x), %s:%d/%s()!\n", + ioc_status, handle, __FILE__, __LINE__, __func__); + break; + } + + handle = le16_to_cpu(expander_pg0.dev_handle); + sas_address = le64_to_cpu(expander_pg0.sas_address); + hba_port = mpi3mr_get_hba_port_by_id(mrioc, expander_pg0.io_unit_port); + + if (!hba_port) { + mpi3mr_sas_host_refresh(mrioc); + mpi3mr_expander_add(mrioc, handle); + continue; + } + + spin_lock_irqsave(&mrioc->sas_node_lock, flags); + sas_expander = + mpi3mr_expander_find_by_sas_address(mrioc, + sas_address, hba_port); + spin_unlock_irqrestore(&mrioc->sas_node_lock, flags); + + if (!sas_expander) { + mpi3mr_sas_host_refresh(mrioc); + mpi3mr_expander_add(mrioc, handle); + continue; + } + + sas_expander->non_responding = 0; + if (sas_expander->handle == handle) + continue; + + sas_expander->handle = handle; + for (i = 0 ; i < sas_expander->num_phys ; i++) + sas_expander->phy[i].handle = handle; + } + + /* + * Delete non responding expander devices and the corresponding + * hba_port if the non responding expander device's parent device + * is a host node. + */ + sas_expander = NULL; + spin_lock_irqsave(&mrioc->sas_node_lock, flags); + list_for_each_entry_safe_reverse(sas_expander, sas_expander_next, + &mrioc->sas_expander_list, list) { + if (sas_expander->non_responding) { + spin_unlock_irqrestore(&mrioc->sas_node_lock, flags); + mpi3mr_expander_node_remove(mrioc, sas_expander); + spin_lock_irqsave(&mrioc->sas_node_lock, flags); + } + } + spin_unlock_irqrestore(&mrioc->sas_node_lock, flags); +} + +/** + * mpi3mr_expander_node_add - insert an expander to the list. + * @mrioc: Adapter instance reference + * @sas_expander: Expander sas node + * Context: This function will acquire sas_node_lock. + * + * Adding new object to the ioc->sas_expander_list. + * + * Return: None. + */ +static void mpi3mr_expander_node_add(struct mpi3mr_ioc *mrioc, + struct mpi3mr_sas_node *sas_expander) +{ + unsigned long flags; + + spin_lock_irqsave(&mrioc->sas_node_lock, flags); + list_add_tail(&sas_expander->list, &mrioc->sas_expander_list); + spin_unlock_irqrestore(&mrioc->sas_node_lock, flags); +} + +/** + * mpi3mr_expander_add - Create expander object + * @mrioc: Adapter instance reference + * @handle: Expander firmware device handle + * + * This function creating expander object, stored in + * sas_expander_list and expose it to the SAS transport + * layer. + * + * Return: 0 for success, non-zero for failure. + */ +int mpi3mr_expander_add(struct mpi3mr_ioc *mrioc, u16 handle) +{ + struct mpi3mr_sas_node *sas_expander; + struct mpi3mr_enclosure_node *enclosure_dev; + struct mpi3_sas_expander_page0 expander_pg0; + struct mpi3_sas_expander_page1 expander_pg1; + u16 ioc_status, parent_handle, temp_handle; + u64 sas_address, sas_address_parent = 0; + int i; + unsigned long flags; + u8 port_id, link_rate; + struct mpi3mr_sas_port *mr_sas_port = NULL; + struct mpi3mr_hba_port *hba_port; + u32 phynum_handle; + int rc = 0; + + if (!handle) + return -1; + + if (mrioc->reset_in_progress) + return -1; + + if ((mpi3mr_cfg_get_sas_exp_pg0(mrioc, &ioc_status, &expander_pg0, + sizeof(expander_pg0), MPI3_SAS_EXPAND_PGAD_FORM_HANDLE, handle))) { + ioc_err(mrioc, "failure at %s:%d/%s()!\n", + __FILE__, __LINE__, __func__); + return -1; + } + + if (ioc_status != MPI3_IOCSTATUS_SUCCESS) { + ioc_err(mrioc, "failure at %s:%d/%s()!\n", + __FILE__, __LINE__, __func__); + return -1; + } + + parent_handle = le16_to_cpu(expander_pg0.parent_dev_handle); + if (mpi3mr_get_sas_address(mrioc, parent_handle, &sas_address_parent) + != 0) { + ioc_err(mrioc, "failure at %s:%d/%s()!\n", + __FILE__, __LINE__, __func__); + return -1; + } + + port_id = expander_pg0.io_unit_port; + hba_port = mpi3mr_get_hba_port_by_id(mrioc, port_id); + if (!hba_port) { + ioc_err(mrioc, "failure at %s:%d/%s()!\n", + __FILE__, __LINE__, __func__); + return -1; + } + + if (sas_address_parent != mrioc->sas_hba.sas_address) { + spin_lock_irqsave(&mrioc->sas_node_lock, flags); + sas_expander = + mpi3mr_expander_find_by_sas_address(mrioc, + sas_address_parent, hba_port); + spin_unlock_irqrestore(&mrioc->sas_node_lock, flags); + if (!sas_expander) { + rc = mpi3mr_expander_add(mrioc, parent_handle); + if (rc != 0) + return rc; + } else { + /* + * When there is a parent expander present, update it's + * phys where child expander is connected with the link + * speed, attached dev handle and sas address. + */ + for (i = 0 ; i < sas_expander->num_phys ; i++) { + phynum_handle = + (i << MPI3_SAS_EXPAND_PGAD_PHYNUM_SHIFT) | + parent_handle; + if (mpi3mr_cfg_get_sas_exp_pg1(mrioc, + &ioc_status, &expander_pg1, + sizeof(expander_pg1), + MPI3_SAS_EXPAND_PGAD_FORM_HANDLE_PHY_NUM, + phynum_handle)) { + ioc_err(mrioc, "failure at %s:%d/%s()!\n", + __FILE__, __LINE__, __func__); + rc = -1; + return rc; + } + if (ioc_status != MPI3_IOCSTATUS_SUCCESS) { + ioc_err(mrioc, "failure at %s:%d/%s()!\n", + __FILE__, __LINE__, __func__); + rc = -1; + return rc; + } + temp_handle = le16_to_cpu( + expander_pg1.attached_dev_handle); + if (temp_handle != handle) + continue; + link_rate = (expander_pg1.negotiated_link_rate & + MPI3_SAS_NEG_LINK_RATE_LOGICAL_MASK) >> + MPI3_SAS_NEG_LINK_RATE_LOGICAL_SHIFT; + mpi3mr_update_links(mrioc, sas_address_parent, + handle, i, link_rate, hba_port); + } + } + } + + spin_lock_irqsave(&mrioc->sas_node_lock, flags); + sas_address = le64_to_cpu(expander_pg0.sas_address); + sas_expander = mpi3mr_expander_find_by_sas_address(mrioc, + sas_address, hba_port); + spin_unlock_irqrestore(&mrioc->sas_node_lock, flags); + + if (sas_expander) + return 0; + + sas_expander = kzalloc(sizeof(struct mpi3mr_sas_node), + GFP_KERNEL); + if (!sas_expander) + return -1; + + sas_expander->handle = handle; + sas_expander->num_phys = expander_pg0.num_phys; + sas_expander->sas_address_parent = sas_address_parent; + sas_expander->sas_address = sas_address; + sas_expander->hba_port = hba_port; + + ioc_info(mrioc, + "expander_add: handle(0x%04x), parent(0x%04x), sas_addr(0x%016llx), phys(%d)\n", + handle, parent_handle, (unsigned long long) + sas_expander->sas_address, sas_expander->num_phys); + + if (!sas_expander->num_phys) { + rc = -1; + goto out_fail; + } + sas_expander->phy = kcalloc(sas_expander->num_phys, + sizeof(struct mpi3mr_sas_phy), GFP_KERNEL); + if (!sas_expander->phy) { + rc = -1; + goto out_fail; + } + + INIT_LIST_HEAD(&sas_expander->sas_port_list); + mr_sas_port = mpi3mr_sas_port_add(mrioc, handle, sas_address_parent, + sas_expander->hba_port); + if (!mr_sas_port) { + ioc_err(mrioc, "failure at %s:%d/%s()!\n", + __FILE__, __LINE__, __func__); + rc = -1; + goto out_fail; + } + sas_expander->parent_dev = &mr_sas_port->rphy->dev; + sas_expander->rphy = mr_sas_port->rphy; + + for (i = 0 ; i < sas_expander->num_phys ; i++) { + phynum_handle = (i << MPI3_SAS_EXPAND_PGAD_PHYNUM_SHIFT) | + handle; + if (mpi3mr_cfg_get_sas_exp_pg1(mrioc, &ioc_status, + &expander_pg1, sizeof(expander_pg1), + MPI3_SAS_EXPAND_PGAD_FORM_HANDLE_PHY_NUM, + phynum_handle)) { + ioc_err(mrioc, "failure at %s:%d/%s()!\n", + __FILE__, __LINE__, __func__); + rc = -1; + goto out_fail; + } + if (ioc_status != MPI3_IOCSTATUS_SUCCESS) { + ioc_err(mrioc, "failure at %s:%d/%s()!\n", + __FILE__, __LINE__, __func__); + rc = -1; + goto out_fail; + } + + sas_expander->phy[i].handle = handle; + sas_expander->phy[i].phy_id = i; + sas_expander->phy[i].hba_port = hba_port; + + if ((mpi3mr_add_expander_phy(mrioc, &sas_expander->phy[i], + expander_pg1, sas_expander->parent_dev))) { + ioc_err(mrioc, "failure at %s:%d/%s()!\n", + __FILE__, __LINE__, __func__); + rc = -1; + goto out_fail; + } + } + + if (sas_expander->enclosure_handle) { + enclosure_dev = + mpi3mr_enclosure_find_by_handle(mrioc, + sas_expander->enclosure_handle); + if (enclosure_dev) + sas_expander->enclosure_logical_id = le64_to_cpu( + enclosure_dev->pg0.enclosure_logical_id); + } + + mpi3mr_expander_node_add(mrioc, sas_expander); + return 0; + +out_fail: + + if (mr_sas_port) + mpi3mr_sas_port_remove(mrioc, + sas_expander->sas_address, + sas_address_parent, sas_expander->hba_port); + kfree(sas_expander->phy); + kfree(sas_expander); + return rc; +} + +/** + * mpi3mr_expander_node_remove - recursive removal of expander. + * @mrioc: Adapter instance reference + * @sas_expander: Expander device object + * + * Removes expander object and freeing associated memory from + * the sas_expander_list and removes the same from SAS TL, if + * one of the attached device is an expander then it recursively + * removes the expander device too. + * + * Return nothing. + */ +static void mpi3mr_expander_node_remove(struct mpi3mr_ioc *mrioc, + struct mpi3mr_sas_node *sas_expander) +{ + struct mpi3mr_sas_port *mr_sas_port, *next; + unsigned long flags; + u8 port_id; + + /* remove sibling ports attached to this expander */ + list_for_each_entry_safe(mr_sas_port, next, + &sas_expander->sas_port_list, port_list) { + if (mrioc->reset_in_progress) + return; + if (mr_sas_port->remote_identify.device_type == + SAS_END_DEVICE) + mpi3mr_remove_device_by_sas_address(mrioc, + mr_sas_port->remote_identify.sas_address, + mr_sas_port->hba_port); + else if (mr_sas_port->remote_identify.device_type == + SAS_EDGE_EXPANDER_DEVICE || + mr_sas_port->remote_identify.device_type == + SAS_FANOUT_EXPANDER_DEVICE) + mpi3mr_expander_remove(mrioc, + mr_sas_port->remote_identify.sas_address, + mr_sas_port->hba_port); + } + + port_id = sas_expander->hba_port->port_id; + mpi3mr_sas_port_remove(mrioc, sas_expander->sas_address, + sas_expander->sas_address_parent, sas_expander->hba_port); + + ioc_info(mrioc, "expander_remove: handle(0x%04x), sas_addr(0x%016llx), port:%d\n", + sas_expander->handle, (unsigned long long) + sas_expander->sas_address, port_id); + + spin_lock_irqsave(&mrioc->sas_node_lock, flags); + list_del(&sas_expander->list); + spin_unlock_irqrestore(&mrioc->sas_node_lock, flags); + + kfree(sas_expander->phy); + kfree(sas_expander); +} + +/** + * mpi3mr_expander_remove - Remove expander object + * @mrioc: Adapter instance reference + * @sas_address: Remove expander sas_address + * @hba_port: HBA port reference + * + * This function remove expander object, stored in + * mrioc->sas_expander_list and removes it from the SAS TL by + * calling mpi3mr_expander_node_remove(). + * + * Return: None + */ +void mpi3mr_expander_remove(struct mpi3mr_ioc *mrioc, u64 sas_address, + struct mpi3mr_hba_port *hba_port) +{ + struct mpi3mr_sas_node *sas_expander; + unsigned long flags; + + if (mrioc->reset_in_progress) + return; + + if (!hba_port) + return; + + spin_lock_irqsave(&mrioc->sas_node_lock, flags); + sas_expander = mpi3mr_expander_find_by_sas_address(mrioc, sas_address, + hba_port); + spin_unlock_irqrestore(&mrioc->sas_node_lock, flags); + if (sas_expander) + mpi3mr_expander_node_remove(mrioc, sas_expander); + +} + +/** + * mpi3mr_get_sas_negotiated_logical_linkrate - get linkrate + * @mrioc: Adapter instance reference + * @tgtdev: Target device + * + * This function identifies whether the target device is + * attached directly or through expander and issues sas phy + * page0 or expander phy page1 and gets the link rate, if there + * is any failure in reading the pages then this returns link + * rate of 1.5. + * + * Return: logical link rate. + */ +static u8 mpi3mr_get_sas_negotiated_logical_linkrate(struct mpi3mr_ioc *mrioc, + struct mpi3mr_tgt_dev *tgtdev) +{ + u8 link_rate = MPI3_SAS_NEG_LINK_RATE_1_5, phy_number; + struct mpi3_sas_expander_page1 expander_pg1; + struct mpi3_sas_phy_page0 phy_pg0; + u32 phynum_handle; + u16 ioc_status; + + phy_number = tgtdev->dev_spec.sas_sata_inf.phy_id; + if (!(tgtdev->devpg0_flag & MPI3_DEVICE0_FLAGS_ATT_METHOD_DIR_ATTACHED)) { + phynum_handle = ((phy_number<parent_handle); + if (mpi3mr_cfg_get_sas_exp_pg1(mrioc, &ioc_status, + &expander_pg1, sizeof(expander_pg1), + MPI3_SAS_EXPAND_PGAD_FORM_HANDLE_PHY_NUM, + phynum_handle)) { + ioc_err(mrioc, "failure at %s:%d/%s()!\n", + __FILE__, __LINE__, __func__); + goto out; + } + if (ioc_status != MPI3_IOCSTATUS_SUCCESS) { + ioc_err(mrioc, "failure at %s:%d/%s()!\n", + __FILE__, __LINE__, __func__); + goto out; + } + link_rate = (expander_pg1.negotiated_link_rate & + MPI3_SAS_NEG_LINK_RATE_LOGICAL_MASK) >> + MPI3_SAS_NEG_LINK_RATE_LOGICAL_SHIFT; + goto out; + } + if (mpi3mr_cfg_get_sas_phy_pg0(mrioc, &ioc_status, &phy_pg0, + sizeof(struct mpi3_sas_phy_page0), + MPI3_SAS_PHY_PGAD_FORM_PHY_NUMBER, phy_number)) { + ioc_err(mrioc, "failure at %s:%d/%s()!\n", + __FILE__, __LINE__, __func__); + goto out; + } + if (ioc_status != MPI3_IOCSTATUS_SUCCESS) { + ioc_err(mrioc, "failure at %s:%d/%s()!\n", + __FILE__, __LINE__, __func__); + goto out; + } + link_rate = (phy_pg0.negotiated_link_rate & + MPI3_SAS_NEG_LINK_RATE_LOGICAL_MASK) >> + MPI3_SAS_NEG_LINK_RATE_LOGICAL_SHIFT; +out: + return link_rate; +} + +/** + * mpi3mr_report_tgtdev_to_sas_transport - expose dev to SAS TL + * @mrioc: Adapter instance reference + * @tgtdev: Target device + * + * This function exposes the target device after + * preparing host_phy, setting up link rate etc. + * + * Return: 0 on success, non-zero for failure. + */ +int mpi3mr_report_tgtdev_to_sas_transport(struct mpi3mr_ioc *mrioc, + struct mpi3mr_tgt_dev *tgtdev) +{ + int retval = 0; + u8 link_rate, parent_phy_number; + u64 sas_address_parent, sas_address; + struct mpi3mr_hba_port *hba_port; + u8 port_id; + + if ((tgtdev->dev_type != MPI3_DEVICE_DEVFORM_SAS_SATA) || + !mrioc->sas_transport_enabled) + return -1; + + sas_address = tgtdev->dev_spec.sas_sata_inf.sas_address; + if (!mrioc->sas_hba.num_phys) + mpi3mr_sas_host_add(mrioc); + else + mpi3mr_sas_host_refresh(mrioc); + + if (mpi3mr_get_sas_address(mrioc, tgtdev->parent_handle, + &sas_address_parent) != 0) { + ioc_err(mrioc, "failure at %s:%d/%s()!\n", + __FILE__, __LINE__, __func__); + return -1; + } + tgtdev->dev_spec.sas_sata_inf.sas_address_parent = sas_address_parent; + + parent_phy_number = tgtdev->dev_spec.sas_sata_inf.phy_id; + port_id = tgtdev->io_unit_port; + + hba_port = mpi3mr_get_hba_port_by_id(mrioc, port_id); + if (!hba_port) { + ioc_err(mrioc, "failure at %s:%d/%s()!\n", + __FILE__, __LINE__, __func__); + return -1; + } + tgtdev->dev_spec.sas_sata_inf.hba_port = hba_port; + + link_rate = mpi3mr_get_sas_negotiated_logical_linkrate(mrioc, tgtdev); + + mpi3mr_update_links(mrioc, sas_address_parent, tgtdev->dev_handle, + parent_phy_number, link_rate, hba_port); + + tgtdev->host_exposed = 1; + if (!mpi3mr_sas_port_add(mrioc, tgtdev->dev_handle, + sas_address_parent, hba_port)) { + tgtdev->host_exposed = 0; + retval = -1; + } else if ((!tgtdev->starget)) { + if (!mrioc->is_driver_loading) + mpi3mr_sas_port_remove(mrioc, sas_address, + sas_address_parent, hba_port); + tgtdev->host_exposed = 0; + retval = -1; + } + return retval; +} + +/** + * mpi3mr_remove_tgtdev_from_sas_transport - remove from SAS TL + * @mrioc: Adapter instance reference + * @tgtdev: Target device + * + * This function removes the target device + * + * Return: None. + */ +void mpi3mr_remove_tgtdev_from_sas_transport(struct mpi3mr_ioc *mrioc, + struct mpi3mr_tgt_dev *tgtdev) +{ + u64 sas_address_parent, sas_address; + struct mpi3mr_hba_port *hba_port; + + if ((tgtdev->dev_type != MPI3_DEVICE_DEVFORM_SAS_SATA) || + !mrioc->sas_transport_enabled) + return; + + hba_port = tgtdev->dev_spec.sas_sata_inf.hba_port; + sas_address = tgtdev->dev_spec.sas_sata_inf.sas_address; + sas_address_parent = tgtdev->dev_spec.sas_sata_inf.sas_address_parent; + mpi3mr_sas_port_remove(mrioc, sas_address, sas_address_parent, + hba_port); + tgtdev->host_exposed = 0; +} + +/** + * mpi3mr_get_port_id_by_sas_phy - Get port ID of the given phy + * @phy: SAS transport layer phy object + * + * Return: Port number for valid ID else 0xFFFF + */ +static inline u8 mpi3mr_get_port_id_by_sas_phy(struct sas_phy *phy) +{ + u8 port_id = 0xFF; + struct mpi3mr_hba_port *hba_port = phy->hostdata; + + if (hba_port) + port_id = hba_port->port_id; + + return port_id; +} + +/** + * mpi3mr_get_port_id_by_rphy - Get Port number from SAS rphy + * + * @mrioc: Adapter instance reference + * @rphy: SAS transport layer remote phy object + * + * Retrieves HBA port number in which the device pointed by the + * rphy object is attached with. + * + * Return: Valid port number on success else OxFFFF. + */ +static u8 mpi3mr_get_port_id_by_rphy(struct mpi3mr_ioc *mrioc, struct sas_rphy *rphy) +{ + struct mpi3mr_sas_node *sas_expander; + struct mpi3mr_tgt_dev *tgtdev; + unsigned long flags; + u8 port_id = 0xFF; + + if (!rphy) + return port_id; + + if (rphy->identify.device_type == SAS_EDGE_EXPANDER_DEVICE || + rphy->identify.device_type == SAS_FANOUT_EXPANDER_DEVICE) { + spin_lock_irqsave(&mrioc->sas_node_lock, flags); + list_for_each_entry(sas_expander, &mrioc->sas_expander_list, + list) { + if (sas_expander->rphy == rphy) { + port_id = sas_expander->hba_port->port_id; + break; + } + } + spin_unlock_irqrestore(&mrioc->sas_node_lock, flags); + } else if (rphy->identify.device_type == SAS_END_DEVICE) { + spin_lock_irqsave(&mrioc->tgtdev_lock, flags); + + tgtdev = __mpi3mr_get_tgtdev_by_addr_and_rphy(mrioc, + rphy->identify.sas_address, rphy); + if (tgtdev) { + port_id = + tgtdev->dev_spec.sas_sata_inf.hba_port->port_id; + mpi3mr_tgtdev_put(tgtdev); + } + spin_unlock_irqrestore(&mrioc->tgtdev_lock, flags); + } + return port_id; +} + +static inline struct mpi3mr_ioc *phy_to_mrioc(struct sas_phy *phy) +{ + struct Scsi_Host *shost = dev_to_shost(phy->dev.parent); + + return shost_priv(shost); +} + +static inline struct mpi3mr_ioc *rphy_to_mrioc(struct sas_rphy *rphy) +{ + struct Scsi_Host *shost = dev_to_shost(rphy->dev.parent->parent); + + return shost_priv(shost); +} + +/* report phy error log structure */ +struct phy_error_log_request { + u8 smp_frame_type; /* 0x40 */ + u8 function; /* 0x11 */ + u8 allocated_response_length; + u8 request_length; /* 02 */ + u8 reserved_1[5]; + u8 phy_identifier; + u8 reserved_2[2]; +}; + +/* report phy error log reply structure */ +struct phy_error_log_reply { + u8 smp_frame_type; /* 0x41 */ + u8 function; /* 0x11 */ + u8 function_result; + u8 response_length; + __be16 expander_change_count; + u8 reserved_1[3]; + u8 phy_identifier; + u8 reserved_2[2]; + __be32 invalid_dword; + __be32 running_disparity_error; + __be32 loss_of_dword_sync; + __be32 phy_reset_problem; +}; + + +/** + * mpi3mr_get_expander_phy_error_log - return expander counters: + * @mrioc: Adapter instance reference + * @phy: The SAS transport layer phy object + * + * Return: 0 for success, non-zero for failure. + * + */ +static int mpi3mr_get_expander_phy_error_log(struct mpi3mr_ioc *mrioc, + struct sas_phy *phy) +{ + struct mpi3_smp_passthrough_request mpi_request; + struct mpi3_smp_passthrough_reply mpi_reply; + struct phy_error_log_request *phy_error_log_request; + struct phy_error_log_reply *phy_error_log_reply; + int rc; + void *psge; + void *data_out = NULL; + dma_addr_t data_out_dma, data_in_dma; + u32 data_out_sz, data_in_sz, sz; + u8 sgl_flags = MPI3MR_SGEFLAGS_SYSTEM_SIMPLE_END_OF_LIST; + u16 request_sz = sizeof(struct mpi3_smp_passthrough_request); + u16 reply_sz = sizeof(struct mpi3_smp_passthrough_reply); + u16 ioc_status; + + if (mrioc->reset_in_progress) { + ioc_err(mrioc, "%s: host reset in progress!\n", __func__); + return -EFAULT; + } + + data_out_sz = sizeof(struct phy_error_log_request); + data_in_sz = sizeof(struct phy_error_log_reply); + sz = data_out_sz + data_in_sz; + data_out = dma_alloc_coherent(&mrioc->pdev->dev, sz, &data_out_dma, + GFP_KERNEL); + if (!data_out) { + rc = -ENOMEM; + goto out; + } + + data_in_dma = data_out_dma + data_out_sz; + phy_error_log_reply = data_out + data_out_sz; + + rc = -EINVAL; + memset(data_out, 0, sz); + phy_error_log_request = data_out; + phy_error_log_request->smp_frame_type = 0x40; + phy_error_log_request->function = 0x11; + phy_error_log_request->request_length = 2; + phy_error_log_request->allocated_response_length = 0; + phy_error_log_request->phy_identifier = phy->number; + + memset(&mpi_request, 0, request_sz); + memset(&mpi_reply, 0, reply_sz); + mpi_request.host_tag = cpu_to_le16(MPI3MR_HOSTTAG_TRANSPORT_CMDS); + mpi_request.function = MPI3_FUNCTION_SMP_PASSTHROUGH; + mpi_request.io_unit_port = (u8) mpi3mr_get_port_id_by_sas_phy(phy); + mpi_request.sas_address = cpu_to_le64(phy->identify.sas_address); + + psge = &mpi_request.request_sge; + mpi3mr_add_sg_single(psge, sgl_flags, data_out_sz, data_out_dma); + + psge = &mpi_request.response_sge; + mpi3mr_add_sg_single(psge, sgl_flags, data_in_sz, data_in_dma); + + dprint_transport_info(mrioc, + "sending phy error log SMP request to sas_address(0x%016llx), phy_id(%d)\n", + (unsigned long long)phy->identify.sas_address, phy->number); + + if (mpi3mr_post_transport_req(mrioc, &mpi_request, request_sz, + &mpi_reply, reply_sz, MPI3MR_INTADMCMD_TIMEOUT, &ioc_status)) + goto out; + + dprint_transport_info(mrioc, + "phy error log SMP request completed with ioc_status(0x%04x)\n", + ioc_status); + + if (ioc_status == MPI3_IOCSTATUS_SUCCESS) { + dprint_transport_info(mrioc, + "phy error log - reply data transfer size(%d)\n", + le16_to_cpu(mpi_reply.response_data_length)); + + if (le16_to_cpu(mpi_reply.response_data_length) != + sizeof(struct phy_error_log_reply)) + goto out; + + dprint_transport_info(mrioc, + "phy error log - function_result(%d)\n", + phy_error_log_reply->function_result); + + phy->invalid_dword_count = + be32_to_cpu(phy_error_log_reply->invalid_dword); + phy->running_disparity_error_count = + be32_to_cpu(phy_error_log_reply->running_disparity_error); + phy->loss_of_dword_sync_count = + be32_to_cpu(phy_error_log_reply->loss_of_dword_sync); + phy->phy_reset_problem_count = + be32_to_cpu(phy_error_log_reply->phy_reset_problem); + rc = 0; + } + +out: + if (data_out) + dma_free_coherent(&mrioc->pdev->dev, sz, data_out, + data_out_dma); + + return rc; +} + +/** + * mpi3mr_transport_get_linkerrors - return phy error counters + * @phy: The SAS transport layer phy object + * + * This function retrieves the phy error log information of the + * HBA or expander for which the phy belongs to + * + * Return: 0 for success, non-zero for failure. + */ +static int mpi3mr_transport_get_linkerrors(struct sas_phy *phy) +{ + struct mpi3mr_ioc *mrioc = phy_to_mrioc(phy); + struct mpi3_sas_phy_page1 phy_pg1; + int rc = 0; + u16 ioc_status; + + rc = mpi3mr_parent_present(mrioc, phy); + if (rc) + return rc; + + if (phy->identify.sas_address != mrioc->sas_hba.sas_address) + return mpi3mr_get_expander_phy_error_log(mrioc, phy); + + memset(&phy_pg1, 0, sizeof(struct mpi3_sas_phy_page1)); + /* get hba phy error logs */ + if ((mpi3mr_cfg_get_sas_phy_pg1(mrioc, &ioc_status, &phy_pg1, + sizeof(struct mpi3_sas_phy_page1), + MPI3_SAS_PHY_PGAD_FORM_PHY_NUMBER, phy->number))) { + ioc_err(mrioc, "failure at %s:%d/%s()!\n", + __FILE__, __LINE__, __func__); + return -ENXIO; + } + + if (ioc_status != MPI3_IOCSTATUS_SUCCESS) { + ioc_err(mrioc, "failure at %s:%d/%s()!\n", + __FILE__, __LINE__, __func__); + return -ENXIO; + } + phy->invalid_dword_count = le32_to_cpu(phy_pg1.invalid_dword_count); + phy->running_disparity_error_count = + le32_to_cpu(phy_pg1.running_disparity_error_count); + phy->loss_of_dword_sync_count = + le32_to_cpu(phy_pg1.loss_dword_synch_count); + phy->phy_reset_problem_count = + le32_to_cpu(phy_pg1.phy_reset_problem_count); + return 0; +} + +/** + * mpi3mr_transport_get_enclosure_identifier - Get Enclosure ID + * @rphy: The SAS transport layer remote phy object + * @identifier: Enclosure identifier to be returned + * + * Returns the enclosure id for the device pointed by the remote + * phy object. + * + * Return: 0 on success or -ENXIO + */ +static int +mpi3mr_transport_get_enclosure_identifier(struct sas_rphy *rphy, + u64 *identifier) +{ + struct mpi3mr_ioc *mrioc = rphy_to_mrioc(rphy); + struct mpi3mr_tgt_dev *tgtdev = NULL; + unsigned long flags; + int rc; + + spin_lock_irqsave(&mrioc->tgtdev_lock, flags); + tgtdev = __mpi3mr_get_tgtdev_by_addr_and_rphy(mrioc, + rphy->identify.sas_address, rphy); + if (tgtdev) { + *identifier = + tgtdev->enclosure_logical_id; + rc = 0; + mpi3mr_tgtdev_put(tgtdev); + } else { + *identifier = 0; + rc = -ENXIO; + } + spin_unlock_irqrestore(&mrioc->tgtdev_lock, flags); + + return rc; +} + +/** + * mpi3mr_transport_get_bay_identifier - Get bay ID + * @rphy: The SAS transport layer remote phy object + * + * Returns the slot id for the device pointed by the remote phy + * object. + * + * Return: Valid slot ID on success or -ENXIO + */ +static int +mpi3mr_transport_get_bay_identifier(struct sas_rphy *rphy) +{ + struct mpi3mr_ioc *mrioc = rphy_to_mrioc(rphy); + struct mpi3mr_tgt_dev *tgtdev = NULL; + unsigned long flags; + int rc; + + spin_lock_irqsave(&mrioc->tgtdev_lock, flags); + tgtdev = __mpi3mr_get_tgtdev_by_addr_and_rphy(mrioc, + rphy->identify.sas_address, rphy); + if (tgtdev) { + rc = tgtdev->slot; + mpi3mr_tgtdev_put(tgtdev); + } else + rc = -ENXIO; + spin_unlock_irqrestore(&mrioc->tgtdev_lock, flags); + + return rc; +} + +/* phy control request structure */ +struct phy_control_request { + u8 smp_frame_type; /* 0x40 */ + u8 function; /* 0x91 */ + u8 allocated_response_length; + u8 request_length; /* 0x09 */ + u16 expander_change_count; + u8 reserved_1[3]; + u8 phy_identifier; + u8 phy_operation; + u8 reserved_2[13]; + u64 attached_device_name; + u8 programmed_min_physical_link_rate; + u8 programmed_max_physical_link_rate; + u8 reserved_3[6]; +}; + +/* phy control reply structure */ +struct phy_control_reply { + u8 smp_frame_type; /* 0x41 */ + u8 function; /* 0x11 */ + u8 function_result; + u8 response_length; +}; + +#define SMP_PHY_CONTROL_LINK_RESET (0x01) +#define SMP_PHY_CONTROL_HARD_RESET (0x02) +#define SMP_PHY_CONTROL_DISABLE (0x03) + +/** + * mpi3mr_expander_phy_control - expander phy control + * @mrioc: Adapter instance reference + * @phy: The SAS transport layer phy object + * @phy_operation: The phy operation to be executed + * + * Issues SMP passthru phy control request to execute a specific + * phy operation for a given expander device. + * + * Return: 0 for success, non-zero for failure. + */ +static int +mpi3mr_expander_phy_control(struct mpi3mr_ioc *mrioc, + struct sas_phy *phy, u8 phy_operation) +{ + struct mpi3_smp_passthrough_request mpi_request; + struct mpi3_smp_passthrough_reply mpi_reply; + struct phy_control_request *phy_control_request; + struct phy_control_reply *phy_control_reply; + int rc; + void *psge; + void *data_out = NULL; + dma_addr_t data_out_dma; + dma_addr_t data_in_dma; + size_t data_in_sz; + size_t data_out_sz; + u8 sgl_flags = MPI3MR_SGEFLAGS_SYSTEM_SIMPLE_END_OF_LIST; + u16 request_sz = sizeof(struct mpi3_smp_passthrough_request); + u16 reply_sz = sizeof(struct mpi3_smp_passthrough_reply); + u16 ioc_status; + u16 sz; + + if (mrioc->reset_in_progress) { + ioc_err(mrioc, "%s: host reset in progress!\n", __func__); + return -EFAULT; + } + + data_out_sz = sizeof(struct phy_control_request); + data_in_sz = sizeof(struct phy_control_reply); + sz = data_out_sz + data_in_sz; + data_out = dma_alloc_coherent(&mrioc->pdev->dev, sz, &data_out_dma, + GFP_KERNEL); + if (!data_out) { + rc = -ENOMEM; + goto out; + } + + data_in_dma = data_out_dma + data_out_sz; + phy_control_reply = data_out + data_out_sz; + + rc = -EINVAL; + memset(data_out, 0, sz); + + phy_control_request = data_out; + phy_control_request->smp_frame_type = 0x40; + phy_control_request->function = 0x91; + phy_control_request->request_length = 9; + phy_control_request->allocated_response_length = 0; + phy_control_request->phy_identifier = phy->number; + phy_control_request->phy_operation = phy_operation; + phy_control_request->programmed_min_physical_link_rate = + phy->minimum_linkrate << 4; + phy_control_request->programmed_max_physical_link_rate = + phy->maximum_linkrate << 4; + + memset(&mpi_request, 0, request_sz); + memset(&mpi_reply, 0, reply_sz); + mpi_request.host_tag = cpu_to_le16(MPI3MR_HOSTTAG_TRANSPORT_CMDS); + mpi_request.function = MPI3_FUNCTION_SMP_PASSTHROUGH; + mpi_request.io_unit_port = (u8) mpi3mr_get_port_id_by_sas_phy(phy); + mpi_request.sas_address = cpu_to_le64(phy->identify.sas_address); + + psge = &mpi_request.request_sge; + mpi3mr_add_sg_single(psge, sgl_flags, data_out_sz, data_out_dma); + + psge = &mpi_request.response_sge; + mpi3mr_add_sg_single(psge, sgl_flags, data_in_sz, data_in_dma); + + dprint_transport_info(mrioc, + "sending phy control SMP request to sas_address(0x%016llx), phy_id(%d) opcode(%d)\n", + (unsigned long long)phy->identify.sas_address, phy->number, + phy_operation); + + if (mpi3mr_post_transport_req(mrioc, &mpi_request, request_sz, + &mpi_reply, reply_sz, MPI3MR_INTADMCMD_TIMEOUT, &ioc_status)) + goto out; + + dprint_transport_info(mrioc, + "phy control SMP request completed with ioc_status(0x%04x)\n", + ioc_status); + + if (ioc_status == MPI3_IOCSTATUS_SUCCESS) { + dprint_transport_info(mrioc, + "phy control - reply data transfer size(%d)\n", + le16_to_cpu(mpi_reply.response_data_length)); + + if (le16_to_cpu(mpi_reply.response_data_length) != + sizeof(struct phy_control_reply)) + goto out; + dprint_transport_info(mrioc, + "phy control - function_result(%d)\n", + phy_control_reply->function_result); + rc = 0; + } + out: + if (data_out) + dma_free_coherent(&mrioc->pdev->dev, sz, data_out, + data_out_dma); + + return rc; +} + +/** + * mpi3mr_transport_phy_reset - Reset a given phy + * @phy: The SAS transport layer phy object + * @hard_reset: Flag to indicate the type of reset + * + * Return: 0 for success, non-zero for failure. + */ +static int +mpi3mr_transport_phy_reset(struct sas_phy *phy, int hard_reset) +{ + struct mpi3mr_ioc *mrioc = phy_to_mrioc(phy); + struct mpi3_iounit_control_request mpi_request; + struct mpi3_iounit_control_reply mpi_reply; + u16 request_sz = sizeof(struct mpi3_iounit_control_request); + u16 reply_sz = sizeof(struct mpi3_iounit_control_reply); + int rc = 0; + u16 ioc_status; + + rc = mpi3mr_parent_present(mrioc, phy); + if (rc) + return rc; + + /* handle expander phys */ + if (phy->identify.sas_address != mrioc->sas_hba.sas_address) + return mpi3mr_expander_phy_control(mrioc, phy, + (hard_reset == 1) ? SMP_PHY_CONTROL_HARD_RESET : + SMP_PHY_CONTROL_LINK_RESET); + + /* handle hba phys */ + memset(&mpi_request, 0, request_sz); + mpi_request.host_tag = cpu_to_le16(MPI3MR_HOSTTAG_TRANSPORT_CMDS); + mpi_request.function = MPI3_FUNCTION_IO_UNIT_CONTROL; + mpi_request.operation = MPI3_CTRL_OP_SAS_PHY_CONTROL; + mpi_request.param8[MPI3_CTRL_OP_SAS_PHY_CONTROL_PARAM8_ACTION_INDEX] = + (hard_reset ? MPI3_CTRL_ACTION_HARD_RESET : + MPI3_CTRL_ACTION_LINK_RESET); + mpi_request.param8[MPI3_CTRL_OP_SAS_PHY_CONTROL_PARAM8_PHY_INDEX] = + phy->number; + + dprint_transport_info(mrioc, + "sending phy reset request to sas_address(0x%016llx), phy_id(%d) hard_reset(%d)\n", + (unsigned long long)phy->identify.sas_address, phy->number, + hard_reset); + + if (mpi3mr_post_transport_req(mrioc, &mpi_request, request_sz, + &mpi_reply, reply_sz, MPI3MR_INTADMCMD_TIMEOUT, &ioc_status)) { + rc = -EAGAIN; + goto out; + } + + dprint_transport_info(mrioc, + "phy reset request completed with ioc_status(0x%04x)\n", + ioc_status); +out: + return rc; +} + +/** + * mpi3mr_transport_phy_enable - enable/disable phys + * @phy: The SAS transport layer phy object + * @enable: flag to enable/disable, enable phy when true + * + * This function enables/disables a given by executing required + * configuration page changes or expander phy control command + * + * Return: 0 for success, non-zero for failure. + */ +static int +mpi3mr_transport_phy_enable(struct sas_phy *phy, int enable) +{ + struct mpi3mr_ioc *mrioc = phy_to_mrioc(phy); + struct mpi3_sas_io_unit_page0 *sas_io_unit_pg0 = NULL; + struct mpi3_sas_io_unit_page1 *sas_io_unit_pg1 = NULL; + u16 sz; + int rc = 0; + int i, discovery_active; + + rc = mpi3mr_parent_present(mrioc, phy); + if (rc) + return rc; + + /* handle expander phys */ + if (phy->identify.sas_address != mrioc->sas_hba.sas_address) + return mpi3mr_expander_phy_control(mrioc, phy, + (enable == 1) ? SMP_PHY_CONTROL_LINK_RESET : + SMP_PHY_CONTROL_DISABLE); + + /* handle hba phys */ + sz = offsetof(struct mpi3_sas_io_unit_page0, phy_data) + + (mrioc->sas_hba.num_phys * + sizeof(struct mpi3_sas_io_unit0_phy_data)); + sas_io_unit_pg0 = kzalloc(sz, GFP_KERNEL); + if (!sas_io_unit_pg0) { + rc = -ENOMEM; + goto out; + } + if (mpi3mr_cfg_get_sas_io_unit_pg0(mrioc, sas_io_unit_pg0, sz)) { + ioc_err(mrioc, "failure at %s:%d/%s()!\n", + __FILE__, __LINE__, __func__); + rc = -ENXIO; + goto out; + } + + /* unable to enable/disable phys when discovery is active */ + for (i = 0, discovery_active = 0; i < mrioc->sas_hba.num_phys ; i++) { + if (sas_io_unit_pg0->phy_data[i].port_flags & + MPI3_SASIOUNIT0_PORTFLAGS_DISC_IN_PROGRESS) { + ioc_err(mrioc, + "discovery is active on port = %d, phy = %d\n" + "\tunable to enable/disable phys, try again later!\n", + sas_io_unit_pg0->phy_data[i].io_unit_port, i); + discovery_active = 1; + } + } + + if (discovery_active) { + rc = -EAGAIN; + goto out; + } + + if ((sas_io_unit_pg0->phy_data[phy->number].phy_flags & + (MPI3_SASIOUNIT0_PHYFLAGS_HOST_PHY | + MPI3_SASIOUNIT0_PHYFLAGS_VIRTUAL_PHY))) { + ioc_err(mrioc, "failure at %s:%d/%s()!\n", + __FILE__, __LINE__, __func__); + rc = -ENXIO; + goto out; + } + + /* read sas_iounit page 1 */ + sz = offsetof(struct mpi3_sas_io_unit_page1, phy_data) + + (mrioc->sas_hba.num_phys * + sizeof(struct mpi3_sas_io_unit1_phy_data)); + sas_io_unit_pg1 = kzalloc(sz, GFP_KERNEL); + if (!sas_io_unit_pg1) { + rc = -ENOMEM; + goto out; + } + + if (mpi3mr_cfg_get_sas_io_unit_pg1(mrioc, sas_io_unit_pg1, sz)) { + ioc_err(mrioc, "failure at %s:%d/%s()!\n", + __FILE__, __LINE__, __func__); + rc = -ENXIO; + goto out; + } + + if (enable) + sas_io_unit_pg1->phy_data[phy->number].phy_flags + &= ~MPI3_SASIOUNIT1_PHYFLAGS_PHY_DISABLE; + else + sas_io_unit_pg1->phy_data[phy->number].phy_flags + |= MPI3_SASIOUNIT1_PHYFLAGS_PHY_DISABLE; + + mpi3mr_cfg_set_sas_io_unit_pg1(mrioc, sas_io_unit_pg1, sz); + + /* link reset */ + if (enable) + mpi3mr_transport_phy_reset(phy, 0); + + out: + kfree(sas_io_unit_pg1); + kfree(sas_io_unit_pg0); + return rc; +} + +/** + * mpi3mr_transport_phy_speed - set phy min/max speed + * @phy: The SAS transport later phy object + * @rates: Rates defined as in sas_phy_linkrates + * + * This function sets the link rates given in the rates + * argument to the given phy by executing required configuration + * page changes or expander phy control command + * + * Return: 0 for success, non-zero for failure. + */ +static int +mpi3mr_transport_phy_speed(struct sas_phy *phy, struct sas_phy_linkrates *rates) +{ + struct mpi3mr_ioc *mrioc = phy_to_mrioc(phy); + struct mpi3_sas_io_unit_page1 *sas_io_unit_pg1 = NULL; + struct mpi3_sas_phy_page0 phy_pg0; + u16 sz, ioc_status; + int rc = 0; + + rc = mpi3mr_parent_present(mrioc, phy); + if (rc) + return rc; + + if (!rates->minimum_linkrate) + rates->minimum_linkrate = phy->minimum_linkrate; + else if (rates->minimum_linkrate < phy->minimum_linkrate_hw) + rates->minimum_linkrate = phy->minimum_linkrate_hw; + + if (!rates->maximum_linkrate) + rates->maximum_linkrate = phy->maximum_linkrate; + else if (rates->maximum_linkrate > phy->maximum_linkrate_hw) + rates->maximum_linkrate = phy->maximum_linkrate_hw; + + /* handle expander phys */ + if (phy->identify.sas_address != mrioc->sas_hba.sas_address) { + phy->minimum_linkrate = rates->minimum_linkrate; + phy->maximum_linkrate = rates->maximum_linkrate; + return mpi3mr_expander_phy_control(mrioc, phy, + SMP_PHY_CONTROL_LINK_RESET); + } + + /* handle hba phys */ + sz = offsetof(struct mpi3_sas_io_unit_page1, phy_data) + + (mrioc->sas_hba.num_phys * + sizeof(struct mpi3_sas_io_unit1_phy_data)); + sas_io_unit_pg1 = kzalloc(sz, GFP_KERNEL); + if (!sas_io_unit_pg1) { + rc = -ENOMEM; + goto out; + } + + if (mpi3mr_cfg_get_sas_io_unit_pg1(mrioc, sas_io_unit_pg1, sz)) { + ioc_err(mrioc, "failure at %s:%d/%s()!\n", + __FILE__, __LINE__, __func__); + rc = -ENXIO; + goto out; + } + + sas_io_unit_pg1->phy_data[phy->number].max_min_link_rate = + (rates->minimum_linkrate + (rates->maximum_linkrate << 4)); + + if (mpi3mr_cfg_set_sas_io_unit_pg1(mrioc, sas_io_unit_pg1, sz)) { + ioc_err(mrioc, "failure at %s:%d/%s()!\n", + __FILE__, __LINE__, __func__); + rc = -ENXIO; + goto out; + } + + /* link reset */ + mpi3mr_transport_phy_reset(phy, 0); + + /* read phy page 0, then update the rates in the sas transport phy */ + if (!mpi3mr_cfg_get_sas_phy_pg0(mrioc, &ioc_status, &phy_pg0, + sizeof(struct mpi3_sas_phy_page0), + MPI3_SAS_PHY_PGAD_FORM_PHY_NUMBER, phy->number) && + (ioc_status == MPI3_IOCSTATUS_SUCCESS)) { + phy->minimum_linkrate = mpi3mr_convert_phy_link_rate( + phy_pg0.programmed_link_rate & + MPI3_SAS_PRATE_MIN_RATE_MASK); + phy->maximum_linkrate = mpi3mr_convert_phy_link_rate( + phy_pg0.programmed_link_rate >> 4); + phy->negotiated_linkrate = + mpi3mr_convert_phy_link_rate( + (phy_pg0.negotiated_link_rate & + MPI3_SAS_NEG_LINK_RATE_LOGICAL_MASK) + >> MPI3_SAS_NEG_LINK_RATE_LOGICAL_SHIFT); + } + +out: + kfree(sas_io_unit_pg1); + return rc; +} + +/** + * mpi3mr_map_smp_buffer - map BSG dma buffer + * @dev: Generic device reference + * @buf: BSG buffer pointer + * @dma_addr: Physical address holder + * @dma_len: Mapped DMA buffer length. + * @p: Virtual address holder + * + * This function maps the DMAable buffer + * + * Return: 0 on success, non-zero on failure + */ +static int +mpi3mr_map_smp_buffer(struct device *dev, struct bsg_buffer *buf, + dma_addr_t *dma_addr, size_t *dma_len, void **p) +{ + /* Check if the request is split across multiple segments */ + if (buf->sg_cnt > 1) { + *p = dma_alloc_coherent(dev, buf->payload_len, dma_addr, + GFP_KERNEL); + if (!*p) + return -ENOMEM; + *dma_len = buf->payload_len; + } else { + if (!dma_map_sg(dev, buf->sg_list, 1, DMA_BIDIRECTIONAL)) + return -ENOMEM; + *dma_addr = sg_dma_address(buf->sg_list); + *dma_len = sg_dma_len(buf->sg_list); + *p = NULL; + } + + return 0; +} + +/** + * mpi3mr_unmap_smp_buffer - unmap BSG dma buffer + * @dev: Generic device reference + * @buf: BSG buffer pointer + * @dma_addr: Physical address to be unmapped + * @p: Virtual address + * + * This function unmaps the DMAable buffer + */ +static void +mpi3mr_unmap_smp_buffer(struct device *dev, struct bsg_buffer *buf, + dma_addr_t dma_addr, void *p) +{ + if (p) + dma_free_coherent(dev, buf->payload_len, p, dma_addr); + else + dma_unmap_sg(dev, buf->sg_list, 1, DMA_BIDIRECTIONAL); +} + +/** + * mpi3mr_transport_smp_handler - handler for smp passthru + * @job: BSG job reference + * @shost: SCSI host object reference + * @rphy: SAS transport rphy object pointing the expander + * + * This is used primarily by smp utils for sending the SMP + * commands to the expanders attached to the controller + */ +static void +mpi3mr_transport_smp_handler(struct bsg_job *job, struct Scsi_Host *shost, + struct sas_rphy *rphy) +{ + struct mpi3mr_ioc *mrioc = shost_priv(shost); + struct mpi3_smp_passthrough_request mpi_request; + struct mpi3_smp_passthrough_reply mpi_reply; + int rc; + void *psge; + dma_addr_t dma_addr_in; + dma_addr_t dma_addr_out; + void *addr_in = NULL; + void *addr_out = NULL; + size_t dma_len_in; + size_t dma_len_out; + unsigned int reslen = 0; + u16 request_sz = sizeof(struct mpi3_smp_passthrough_request); + u16 reply_sz = sizeof(struct mpi3_smp_passthrough_reply); + u8 sgl_flags = MPI3MR_SGEFLAGS_SYSTEM_SIMPLE_END_OF_LIST; + u16 ioc_status; + + if (mrioc->reset_in_progress) { + ioc_err(mrioc, "%s: host reset in progress!\n", __func__); + rc = -EFAULT; + goto out; + } + + rc = mpi3mr_map_smp_buffer(&mrioc->pdev->dev, &job->request_payload, + &dma_addr_out, &dma_len_out, &addr_out); + if (rc) + goto out; + + if (addr_out) + sg_copy_to_buffer(job->request_payload.sg_list, + job->request_payload.sg_cnt, addr_out, + job->request_payload.payload_len); + + rc = mpi3mr_map_smp_buffer(&mrioc->pdev->dev, &job->reply_payload, + &dma_addr_in, &dma_len_in, &addr_in); + if (rc) + goto unmap_out; + + memset(&mpi_request, 0, request_sz); + memset(&mpi_reply, 0, reply_sz); + mpi_request.host_tag = cpu_to_le16(MPI3MR_HOSTTAG_TRANSPORT_CMDS); + mpi_request.function = MPI3_FUNCTION_SMP_PASSTHROUGH; + mpi_request.io_unit_port = (u8) mpi3mr_get_port_id_by_rphy(mrioc, rphy); + mpi_request.sas_address = ((rphy) ? + cpu_to_le64(rphy->identify.sas_address) : + cpu_to_le64(mrioc->sas_hba.sas_address)); + psge = &mpi_request.request_sge; + mpi3mr_add_sg_single(psge, sgl_flags, dma_len_out - 4, dma_addr_out); + + psge = &mpi_request.response_sge; + mpi3mr_add_sg_single(psge, sgl_flags, dma_len_in - 4, dma_addr_in); + + dprint_transport_info(mrioc, "sending SMP request\n"); + + rc = mpi3mr_post_transport_req(mrioc, &mpi_request, request_sz, + &mpi_reply, reply_sz, + MPI3MR_INTADMCMD_TIMEOUT, &ioc_status); + if (rc) + goto unmap_in; + + dprint_transport_info(mrioc, + "SMP request completed with ioc_status(0x%04x)\n", ioc_status); + + dprint_transport_info(mrioc, + "SMP request - reply data transfer size(%d)\n", + le16_to_cpu(mpi_reply.response_data_length)); + + memcpy(job->reply, &mpi_reply, reply_sz); + job->reply_len = reply_sz; + reslen = le16_to_cpu(mpi_reply.response_data_length); + + if (addr_in) + sg_copy_from_buffer(job->reply_payload.sg_list, + job->reply_payload.sg_cnt, addr_in, + job->reply_payload.payload_len); + + rc = 0; +unmap_in: + mpi3mr_unmap_smp_buffer(&mrioc->pdev->dev, &job->reply_payload, + dma_addr_in, addr_in); +unmap_out: + mpi3mr_unmap_smp_buffer(&mrioc->pdev->dev, &job->request_payload, + dma_addr_out, addr_out); +out: + bsg_job_done(job, rc, reslen); +} + +struct sas_function_template mpi3mr_transport_functions = { + .get_linkerrors = mpi3mr_transport_get_linkerrors, + .get_enclosure_identifier = mpi3mr_transport_get_enclosure_identifier, + .get_bay_identifier = mpi3mr_transport_get_bay_identifier, + .phy_reset = mpi3mr_transport_phy_reset, + .phy_enable = mpi3mr_transport_phy_enable, + .set_phy_speed = mpi3mr_transport_phy_speed, + .smp_handler = mpi3mr_transport_smp_handler, +}; + +struct scsi_transport_template *mpi3mr_transport_template; diff --git a/drivers/scsi/mpt3sas/mpi/mpi2_cnfg.h b/drivers/scsi/mpt3sas/mpi/mpi2_cnfg.h index d00431f553e1..4d0be5ab98c1 100644 --- a/drivers/scsi/mpt3sas/mpi/mpi2_cnfg.h +++ b/drivers/scsi/mpt3sas/mpi/mpi2_cnfg.h @@ -534,6 +534,7 @@ typedef struct _MPI2_CONFIG_REPLY { ****************************************************************************/ #define MPI2_MFGPAGE_VENDORID_LSI (0x1000) +#define MPI2_MFGPAGE_VENDORID_ATTO (0x117C) /*MPI v2.0 SAS products */ #define MPI2_MFGPAGE_DEVID_SAS2004 (0x0070) diff --git a/drivers/scsi/mpt3sas/mpt3sas_base.c b/drivers/scsi/mpt3sas/mpt3sas_base.c index 331e896d8225..8b22df8c1792 100644 --- a/drivers/scsi/mpt3sas/mpt3sas_base.c +++ b/drivers/scsi/mpt3sas/mpt3sas_base.c @@ -2990,19 +2990,26 @@ static int _base_config_dma_addressing(struct MPT3SAS_ADAPTER *ioc, struct pci_dev *pdev) { struct sysinfo s; + u64 coherent_dma_mask, dma_mask; - if (ioc->is_mcpu_endpoint || - sizeof(dma_addr_t) == 4 || ioc->use_32bit_dma || - dma_get_required_mask(&pdev->dev) <= DMA_BIT_MASK(32)) + if (ioc->is_mcpu_endpoint || sizeof(dma_addr_t) == 4 || + dma_get_required_mask(&pdev->dev) <= 32) { ioc->dma_mask = 32; + coherent_dma_mask = dma_mask = DMA_BIT_MASK(32); /* Set 63 bit DMA mask for all SAS3 and SAS35 controllers */ - else if (ioc->hba_mpi_version_belonged > MPI2_VERSION) + } else if (ioc->hba_mpi_version_belonged > MPI2_VERSION) { ioc->dma_mask = 63; - else + coherent_dma_mask = dma_mask = DMA_BIT_MASK(63); + } else { ioc->dma_mask = 64; + coherent_dma_mask = dma_mask = DMA_BIT_MASK(64); + } - if (dma_set_mask(&pdev->dev, DMA_BIT_MASK(ioc->dma_mask)) || - dma_set_coherent_mask(&pdev->dev, DMA_BIT_MASK(ioc->dma_mask))) + if (ioc->use_32bit_dma) + coherent_dma_mask = DMA_BIT_MASK(32); + + if (dma_set_mask(&pdev->dev, dma_mask) || + dma_set_coherent_mask(&pdev->dev, coherent_dma_mask)) return -ENODEV; if (ioc->dma_mask > 32) { @@ -4313,7 +4320,7 @@ _base_put_smid_scsi_io_atomic(struct MPT3SAS_ADAPTER *ioc, u16 smid, descriptor.MSIxIndex = _base_set_and_get_msix_index(ioc, smid); descriptor.SMID = cpu_to_le16(smid); - writel(*request, &ioc->chip->AtomicRequestDescriptorPost); + writel(cpu_to_le32(*request), &ioc->chip->AtomicRequestDescriptorPost); } /** @@ -4335,7 +4342,7 @@ _base_put_smid_fast_path_atomic(struct MPT3SAS_ADAPTER *ioc, u16 smid, descriptor.MSIxIndex = _base_set_and_get_msix_index(ioc, smid); descriptor.SMID = cpu_to_le16(smid); - writel(*request, &ioc->chip->AtomicRequestDescriptorPost); + writel(cpu_to_le32(*request), &ioc->chip->AtomicRequestDescriptorPost); } /** @@ -4358,7 +4365,7 @@ _base_put_smid_hi_priority_atomic(struct MPT3SAS_ADAPTER *ioc, u16 smid, descriptor.MSIxIndex = msix_task; descriptor.SMID = cpu_to_le16(smid); - writel(*request, &ioc->chip->AtomicRequestDescriptorPost); + writel(cpu_to_le32(*request), &ioc->chip->AtomicRequestDescriptorPost); } /** @@ -4379,7 +4386,7 @@ _base_put_smid_default_atomic(struct MPT3SAS_ADAPTER *ioc, u16 smid) descriptor.MSIxIndex = _base_set_and_get_msix_index(ioc, smid); descriptor.SMID = cpu_to_le16(smid); - writel(*request, &ioc->chip->AtomicRequestDescriptorPost); + writel(cpu_to_le32(*request), &ioc->chip->AtomicRequestDescriptorPost); } /** @@ -5424,6 +5431,151 @@ out: return rc; } +/** + * mpt3sas_atto_validate_nvram - validate the ATTO nvram read from mfg pg1 + * + * @ioc : per adapter object + * @n : ptr to the ATTO nvram structure + * Return: 0 for success, non-zero for failure. + */ +static int +mpt3sas_atto_validate_nvram(struct MPT3SAS_ADAPTER *ioc, + struct ATTO_SAS_NVRAM *n) +{ + int r = -EINVAL; + union ATTO_SAS_ADDRESS *s1; + u32 len; + u8 *pb; + u8 ckSum; + + /* validate nvram checksum */ + pb = (u8 *) n; + ckSum = ATTO_SASNVR_CKSUM_SEED; + len = sizeof(struct ATTO_SAS_NVRAM); + + while (len--) + ckSum = ckSum + pb[len]; + + if (ckSum) { + ioc_err(ioc, "Invalid ATTO NVRAM checksum\n"); + return r; + } + + s1 = (union ATTO_SAS_ADDRESS *) n->SasAddr; + + if (n->Signature[0] != 'E' + || n->Signature[1] != 'S' + || n->Signature[2] != 'A' + || n->Signature[3] != 'S') + ioc_err(ioc, "Invalid ATTO NVRAM signature\n"); + else if (n->Version > ATTO_SASNVR_VERSION) + ioc_info(ioc, "Invalid ATTO NVRAM version"); + else if ((n->SasAddr[7] & (ATTO_SAS_ADDR_ALIGN - 1)) + || s1->b[0] != 0x50 + || s1->b[1] != 0x01 + || s1->b[2] != 0x08 + || (s1->b[3] & 0xF0) != 0x60 + || ((s1->b[3] & 0x0F) | le32_to_cpu(s1->d[1])) == 0) { + ioc_err(ioc, "Invalid ATTO SAS address\n"); + } else + r = 0; + return r; +} + +/** + * mpt3sas_atto_get_sas_addr - get the ATTO SAS address from mfg page 1 + * + * @ioc : per adapter object + * @*sas_addr : return sas address + * Return: 0 for success, non-zero for failure. + */ +static int +mpt3sas_atto_get_sas_addr(struct MPT3SAS_ADAPTER *ioc, union ATTO_SAS_ADDRESS *sas_addr) +{ + Mpi2ManufacturingPage1_t mfg_pg1; + Mpi2ConfigReply_t mpi_reply; + struct ATTO_SAS_NVRAM *nvram; + int r; + __be64 addr; + + r = mpt3sas_config_get_manufacturing_pg1(ioc, &mpi_reply, &mfg_pg1); + if (r) { + ioc_err(ioc, "Failed to read manufacturing page 1\n"); + return r; + } + + /* validate nvram */ + nvram = (struct ATTO_SAS_NVRAM *) mfg_pg1.VPD; + r = mpt3sas_atto_validate_nvram(ioc, nvram); + if (r) + return r; + + addr = *((__be64 *) nvram->SasAddr); + sas_addr->q = cpu_to_le64(be64_to_cpu(addr)); + return r; +} + +/** + * mpt3sas_atto_init - perform initializaion for ATTO branded + * adapter. + * @ioc : per adapter object + *5 + * Return: 0 for success, non-zero for failure. + */ +static int +mpt3sas_atto_init(struct MPT3SAS_ADAPTER *ioc) +{ + int sz = 0; + Mpi2BiosPage4_t *bios_pg4 = NULL; + Mpi2ConfigReply_t mpi_reply; + int r; + int ix; + union ATTO_SAS_ADDRESS sas_addr; + union ATTO_SAS_ADDRESS temp; + union ATTO_SAS_ADDRESS bias; + + r = mpt3sas_atto_get_sas_addr(ioc, &sas_addr); + if (r) + return r; + + /* get header first to get size */ + r = mpt3sas_config_get_bios_pg4(ioc, &mpi_reply, NULL, 0); + if (r) { + ioc_err(ioc, "Failed to read ATTO bios page 4 header.\n"); + return r; + } + + sz = mpi_reply.Header.PageLength * sizeof(u32); + bios_pg4 = kzalloc(sz, GFP_KERNEL); + if (!bios_pg4) { + ioc_err(ioc, "Failed to allocate memory for ATTO bios page.\n"); + return -ENOMEM; + } + + /* read bios page 4 */ + r = mpt3sas_config_get_bios_pg4(ioc, &mpi_reply, bios_pg4, sz); + if (r) { + ioc_err(ioc, "Failed to read ATTO bios page 4\n"); + goto out; + } + + /* Update bios page 4 with the ATTO WWID */ + bias.q = sas_addr.q; + bias.b[7] += ATTO_SAS_ADDR_DEVNAME_BIAS; + + for (ix = 0; ix < bios_pg4->NumPhys; ix++) { + temp.q = sas_addr.q; + temp.b[7] += ix; + bios_pg4->Phy[ix].ReassignmentWWID = temp.q; + bios_pg4->Phy[ix].ReassignmentDeviceName = bias.q; + } + r = mpt3sas_config_set_bios_pg4(ioc, &mpi_reply, bios_pg4, sz); + +out: + kfree(bios_pg4); + return r; +} + /** * _base_static_config_pages - static start of day config pages * @ioc: per adapter object @@ -5447,6 +5599,13 @@ _base_static_config_pages(struct MPT3SAS_ADAPTER *ioc) if (rc) return rc; } + + if (ioc->pdev->vendor == MPI2_MFGPAGE_VENDORID_ATTO) { + rc = mpt3sas_atto_init(ioc); + if (rc) + return rc; + } + /* * Ensure correct T10 PI operation if vendor left EEDPTagMode * flag unset in NVDATA. @@ -5496,12 +5655,21 @@ _base_static_config_pages(struct MPT3SAS_ADAPTER *ioc) rc = _base_assign_fw_reported_qd(ioc); if (rc) return rc; - rc = mpt3sas_config_get_bios_pg2(ioc, &mpi_reply, &ioc->bios_pg2); - if (rc) - return rc; - rc = mpt3sas_config_get_bios_pg3(ioc, &mpi_reply, &ioc->bios_pg3); - if (rc) - return rc; + + /* + * ATTO doesn't use bios page 2 and 3 for bios settings. + */ + if (ioc->pdev->vendor == MPI2_MFGPAGE_VENDORID_ATTO) + ioc->bios_pg3.BiosVersion = 0; + else { + rc = mpt3sas_config_get_bios_pg2(ioc, &mpi_reply, &ioc->bios_pg2); + if (rc) + return rc; + rc = mpt3sas_config_get_bios_pg3(ioc, &mpi_reply, &ioc->bios_pg3); + if (rc) + return rc; + } + rc = mpt3sas_config_get_ioc_pg8(ioc, &mpi_reply, &ioc->ioc_pg8); if (rc) return rc; @@ -6895,7 +7063,7 @@ _base_handshake_req_reply_wait(struct MPT3SAS_ADAPTER *ioc, int request_bytes, /* send message 32-bits at a time */ for (i = 0, failed = 0; i < request_bytes/4 && !failed; i++) { - writel(request[i], &ioc->chip->Doorbell); + writel(cpu_to_le32(request[i]), &ioc->chip->Doorbell); if ((_base_wait_for_doorbell_ack(ioc, 5))) failed = 1; } @@ -6914,16 +7082,16 @@ _base_handshake_req_reply_wait(struct MPT3SAS_ADAPTER *ioc, int request_bytes, } /* read the first two 16-bits, it gives the total length of the reply */ - reply[0] = ioc->base_readl(&ioc->chip->Doorbell) - & MPI2_DOORBELL_DATA_MASK; + reply[0] = le16_to_cpu(ioc->base_readl(&ioc->chip->Doorbell) + & MPI2_DOORBELL_DATA_MASK); writel(0, &ioc->chip->HostInterruptStatus); if ((_base_wait_for_doorbell_int(ioc, 5))) { ioc_err(ioc, "doorbell handshake int failed (line=%d)\n", __LINE__); return -EFAULT; } - reply[1] = ioc->base_readl(&ioc->chip->Doorbell) - & MPI2_DOORBELL_DATA_MASK; + reply[1] = le16_to_cpu(ioc->base_readl(&ioc->chip->Doorbell) + & MPI2_DOORBELL_DATA_MASK); writel(0, &ioc->chip->HostInterruptStatus); for (i = 2; i < default_reply->MsgLength * 2; i++) { @@ -6935,8 +7103,9 @@ _base_handshake_req_reply_wait(struct MPT3SAS_ADAPTER *ioc, int request_bytes, if (i >= reply_bytes/2) /* overflow case */ ioc->base_readl(&ioc->chip->Doorbell); else - reply[i] = ioc->base_readl(&ioc->chip->Doorbell) - & MPI2_DOORBELL_DATA_MASK; + reply[i] = le16_to_cpu( + ioc->base_readl(&ioc->chip->Doorbell) + & MPI2_DOORBELL_DATA_MASK); writel(0, &ioc->chip->HostInterruptStatus); } diff --git a/drivers/scsi/mpt3sas/mpt3sas_base.h b/drivers/scsi/mpt3sas/mpt3sas_base.h index e584cf0ffc23..05364aa15ecd 100644 --- a/drivers/scsi/mpt3sas/mpt3sas_base.h +++ b/drivers/scsi/mpt3sas/mpt3sas_base.h @@ -77,8 +77,8 @@ #define MPT3SAS_DRIVER_NAME "mpt3sas" #define MPT3SAS_AUTHOR "Avago Technologies " #define MPT3SAS_DESCRIPTION "LSI MPT Fusion SAS 3.0 Device Driver" -#define MPT3SAS_DRIVER_VERSION "42.100.00.00" -#define MPT3SAS_MAJOR_VERSION 42 +#define MPT3SAS_DRIVER_VERSION "43.100.00.00" +#define MPT3SAS_MAJOR_VERSION 43 #define MPT3SAS_MINOR_VERSION 100 #define MPT3SAS_BUILD_VERSION 0 #define MPT3SAS_RELEASE_VERSION 00 @@ -1652,6 +1652,32 @@ struct mpt3sas_debugfs_buffer { typedef u8 (*MPT_CALLBACK)(struct MPT3SAS_ADAPTER *ioc, u16 smid, u8 msix_index, u32 reply); +/* + * struct ATTO_SAS_NVRAM - ATTO NVRAM settings stored + * in Manufacturing page 1 used to get + * ATTO SasAddr. + */ +struct ATTO_SAS_NVRAM { + u8 Signature[4]; + u8 Version; +#define ATTO_SASNVR_VERSION 0 + + u8 Checksum; +#define ATTO_SASNVR_CKSUM_SEED 0x5A + u8 Pad[10]; + u8 SasAddr[8]; +#define ATTO_SAS_ADDR_ALIGN 64 + u8 Reserved[232]; +}; + +#define ATTO_SAS_ADDR_DEVNAME_BIAS 63 + +union ATTO_SAS_ADDRESS { + U8 b[8]; + U16 w[4]; + U32 d[2]; + U64 q; +}; /* base shared API */ extern struct list_head mpt3sas_ioc_list; @@ -1828,6 +1854,9 @@ int mpt3sas_config_get_number_hba_phys(struct MPT3SAS_ADAPTER *ioc, u8 *num_phys); int mpt3sas_config_get_manufacturing_pg0(struct MPT3SAS_ADAPTER *ioc, Mpi2ConfigReply_t *mpi_reply, Mpi2ManufacturingPage0_t *config_page); +int mpt3sas_config_get_manufacturing_pg1(struct MPT3SAS_ADAPTER *ioc, + Mpi2ConfigReply_t *mpi_reply, Mpi2ManufacturingPage1_t *config_page); + int mpt3sas_config_get_manufacturing_pg7(struct MPT3SAS_ADAPTER *ioc, Mpi2ConfigReply_t *mpi_reply, Mpi2ManufacturingPage7_t *config_page, u16 sz); @@ -1846,6 +1875,12 @@ int mpt3sas_config_get_bios_pg2(struct MPT3SAS_ADAPTER *ioc, Mpi2ConfigReply_t *mpi_reply, Mpi2BiosPage2_t *config_page); int mpt3sas_config_get_bios_pg3(struct MPT3SAS_ADAPTER *ioc, Mpi2ConfigReply_t *mpi_reply, Mpi2BiosPage3_t *config_page); +int mpt3sas_config_set_bios_pg4(struct MPT3SAS_ADAPTER *ioc, + Mpi2ConfigReply_t *mpi_reply, Mpi2BiosPage4_t *config_page, + int sz_config_page); +int mpt3sas_config_get_bios_pg4(struct MPT3SAS_ADAPTER *ioc, + Mpi2ConfigReply_t *mpi_reply, Mpi2BiosPage4_t *config_page, + int sz_config_page); int mpt3sas_config_get_iounit_pg0(struct MPT3SAS_ADAPTER *ioc, Mpi2ConfigReply_t *mpi_reply, Mpi2IOUnitPage0_t *config_page); int mpt3sas_config_get_sas_device_pg0(struct MPT3SAS_ADAPTER *ioc, diff --git a/drivers/scsi/mpt3sas/mpt3sas_config.c b/drivers/scsi/mpt3sas/mpt3sas_config.c index a8dd14c91efd..d114ef381c44 100644 --- a/drivers/scsi/mpt3sas/mpt3sas_config.c +++ b/drivers/scsi/mpt3sas/mpt3sas_config.c @@ -540,6 +540,42 @@ mpt3sas_config_get_manufacturing_pg0(struct MPT3SAS_ADAPTER *ioc, return r; } +/** + * mpt3sas_config_get_manufacturing_pg1 - obtain manufacturing page 1 + * @ioc: per adapter object + * @mpi_reply: reply mf payload returned from firmware + * @config_page: contents of the config page + * Context: sleep. + * + * Return: 0 for success, non-zero for failure. + */ +int +mpt3sas_config_get_manufacturing_pg1(struct MPT3SAS_ADAPTER *ioc, + Mpi2ConfigReply_t *mpi_reply, Mpi2ManufacturingPage1_t *config_page) +{ + Mpi2ConfigRequest_t mpi_request; + int r; + + memset(&mpi_request, 0, sizeof(Mpi2ConfigRequest_t)); + mpi_request.Function = MPI2_FUNCTION_CONFIG; + mpi_request.Action = MPI2_CONFIG_ACTION_PAGE_HEADER; + mpi_request.Header.PageType = MPI2_CONFIG_PAGETYPE_MANUFACTURING; + mpi_request.Header.PageNumber = 1; + mpi_request.Header.PageVersion = MPI2_MANUFACTURING1_PAGEVERSION; + ioc->build_zero_len_sge_mpi(ioc, &mpi_request.PageBufferSGE); + r = _config_request(ioc, &mpi_request, mpi_reply, + MPT3_CONFIG_PAGE_DEFAULT_TIMEOUT, NULL, 0); + if (r) + goto out; + + mpi_request.Action = MPI2_CONFIG_ACTION_PAGE_READ_CURRENT; + r = _config_request(ioc, &mpi_request, mpi_reply, + MPT3_CONFIG_PAGE_DEFAULT_TIMEOUT, config_page, + sizeof(*config_page)); + out: + return r; +} + /** * mpt3sas_config_get_manufacturing_pg7 - obtain manufacturing page 7 * @ioc: per adapter object @@ -757,10 +793,98 @@ mpt3sas_config_get_bios_pg3(struct MPT3SAS_ADAPTER *ioc, Mpi2ConfigReply_t r = _config_request(ioc, &mpi_request, mpi_reply, MPT3_CONFIG_PAGE_DEFAULT_TIMEOUT, config_page, sizeof(*config_page)); + out: return r; } +/** + * mpt3sas_config_set_bios_pg4 - write out bios page 4 + * @ioc: per adapter object + * @mpi_reply: reply mf payload returned from firmware + * @config_page: contents of the config page + * @sz_config_pg: sizeof the config page + * Context: sleep. + * + * Return: 0 for success, non-zero for failure. + */ +int +mpt3sas_config_set_bios_pg4(struct MPT3SAS_ADAPTER *ioc, + Mpi2ConfigReply_t *mpi_reply, Mpi2BiosPage4_t *config_page, + int sz_config_pg) +{ + Mpi2ConfigRequest_t mpi_request; + int r; + + memset(&mpi_request, 0, sizeof(Mpi2ConfigRequest_t)); + + mpi_request.Function = MPI2_FUNCTION_CONFIG; + mpi_request.Action = MPI2_CONFIG_ACTION_PAGE_HEADER; + mpi_request.Header.PageType = MPI2_CONFIG_PAGETYPE_BIOS; + mpi_request.Header.PageNumber = 4; + mpi_request.Header.PageVersion = MPI2_BIOSPAGE4_PAGEVERSION; + + ioc->build_zero_len_sge_mpi(ioc, &mpi_request.PageBufferSGE); + + r = _config_request(ioc, &mpi_request, mpi_reply, + MPT3_CONFIG_PAGE_DEFAULT_TIMEOUT, NULL, 0); + if (r) + goto out; + + mpi_request.Action = MPI2_CONFIG_ACTION_PAGE_WRITE_CURRENT; + r = _config_request(ioc, &mpi_request, mpi_reply, + MPT3_CONFIG_PAGE_DEFAULT_TIMEOUT, config_page, + sz_config_pg); + out: + return r; +} + +/** + * mpt3sas_config_get_bios_pg4 - read bios page 4 + * @ioc: per adapter object + * @mpi_reply: reply mf payload returned from firmware + * @config_page: contents of the config page + * @sz_config_pg: sizeof the config page + * Context: sleep. + * + * Return: 0 for success, non-zero for failure. + */ +int +mpt3sas_config_get_bios_pg4(struct MPT3SAS_ADAPTER *ioc, + Mpi2ConfigReply_t *mpi_reply, Mpi2BiosPage4_t *config_page, + int sz_config_pg) +{ + Mpi2ConfigRequest_t mpi_request; + int r; + + memset(&mpi_request, 0, sizeof(Mpi2ConfigRequest_t)); + mpi_request.Function = MPI2_FUNCTION_CONFIG; + mpi_request.Action = MPI2_CONFIG_ACTION_PAGE_HEADER; + mpi_request.Header.PageType = MPI2_CONFIG_PAGETYPE_BIOS; + mpi_request.Header.PageNumber = 4; + mpi_request.Header.PageVersion = MPI2_BIOSPAGE4_PAGEVERSION; + ioc->build_zero_len_sge_mpi(ioc, &mpi_request.PageBufferSGE); + r = _config_request(ioc, &mpi_request, mpi_reply, + MPT3_CONFIG_PAGE_DEFAULT_TIMEOUT, NULL, 0); + if (r) + goto out; + + /* + * The sizeof the page is variable. Allow for just the + * size to be returned + */ + if (config_page && sz_config_pg) { + mpi_request.Action = MPI2_CONFIG_ACTION_PAGE_READ_CURRENT; + + r = _config_request(ioc, &mpi_request, mpi_reply, + MPT3_CONFIG_PAGE_DEFAULT_TIMEOUT, config_page, + sz_config_pg); + } + +out: + return r; +} + /** * mpt3sas_config_get_iounit_pg0 - obtain iounit page 0 * @ioc: per adapter object diff --git a/drivers/scsi/mpt3sas/mpt3sas_ctl.c b/drivers/scsi/mpt3sas/mpt3sas_ctl.c index 84c87c2c3e7e..0d8b1e942ded 100644 --- a/drivers/scsi/mpt3sas/mpt3sas_ctl.c +++ b/drivers/scsi/mpt3sas/mpt3sas_ctl.c @@ -948,6 +948,14 @@ _ctl_do_mpt_command(struct MPT3SAS_ADAPTER *ioc, struct mpt3_ioctl_command karg, break; } case MPI2_FUNCTION_FW_DOWNLOAD: + { + if (ioc->pdev->vendor == MPI2_MFGPAGE_VENDORID_ATTO) { + ioc_info(ioc, "Firmware download not supported for ATTO HBA.\n"); + ret = -EPERM; + break; + } + fallthrough; + } case MPI2_FUNCTION_FW_UPLOAD: { ioc->build_sg(ioc, psge, data_out_dma, data_out_sz, data_in_dma, @@ -1686,6 +1694,7 @@ _ctl_diag_register_2(struct MPT3SAS_ADAPTER *ioc, ioc->ctl_cmds.status = MPT3_CMD_PENDING; memset(ioc->ctl_cmds.reply, 0, ioc->reply_sz); mpi_request = mpt3sas_base_get_msg_frame(ioc, smid); + memset(mpi_request, 0, ioc->request_sz); ioc->ctl_cmds.smid = smid; request_data = ioc->diag_buffer[buffer_type]; @@ -1787,6 +1796,7 @@ _ctl_diag_register_2(struct MPT3SAS_ADAPTER *ioc, if (rc && request_data) { dma_free_coherent(&ioc->pdev->dev, request_data_sz, request_data, request_data_dma); + ioc->diag_buffer[buffer_type] = NULL; ioc->diag_buffer_status[buffer_type] &= ~MPT3_DIAG_BUFFER_IS_DRIVER_ALLOCATED; } @@ -2163,6 +2173,7 @@ mpt3sas_send_diag_release(struct MPT3SAS_ADAPTER *ioc, u8 buffer_type, ioc->ctl_cmds.status = MPT3_CMD_PENDING; memset(ioc->ctl_cmds.reply, 0, ioc->reply_sz); mpi_request = mpt3sas_base_get_msg_frame(ioc, smid); + memset(mpi_request, 0, ioc->request_sz); ioc->ctl_cmds.smid = smid; mpi_request->Function = MPI2_FUNCTION_DIAG_RELEASE; @@ -2417,6 +2428,7 @@ _ctl_diag_read_buffer(struct MPT3SAS_ADAPTER *ioc, void __user *arg) ioc->ctl_cmds.status = MPT3_CMD_PENDING; memset(ioc->ctl_cmds.reply, 0, ioc->reply_sz); mpi_request = mpt3sas_base_get_msg_frame(ioc, smid); + memset(mpi_request, 0, ioc->request_sz); ioc->ctl_cmds.smid = smid; mpi_request->Function = MPI2_FUNCTION_DIAG_BUFFER_POST; diff --git a/drivers/scsi/mpt3sas/mpt3sas_scsih.c b/drivers/scsi/mpt3sas/mpt3sas_scsih.c index 791a406b4f8e..8e24ebcebfe5 100644 --- a/drivers/scsi/mpt3sas/mpt3sas_scsih.c +++ b/drivers/scsi/mpt3sas/mpt3sas_scsih.c @@ -5156,6 +5156,19 @@ scsih_qcmd(struct Scsi_Host *shost, struct scsi_cmnd *scmd) /* invalid device handle */ handle = sas_target_priv_data->handle; + + /* + * Avoid error handling escallation when device is disconnected + */ + if (handle == MPT3SAS_INVALID_DEVICE_HANDLE || sas_device_priv_data->block) { + if (scmd->device->host->shost_state == SHOST_RECOVERY && + scmd->cmnd[0] == TEST_UNIT_READY) { + scsi_build_sense(scmd, 0, UNIT_ATTENTION, 0x29, 0x07); + scsi_done(scmd); + return 0; + } + } + if (handle == MPT3SAS_INVALID_DEVICE_HANDLE) { scmd->result = DID_NO_CONNECT << 16; scsi_done(scmd); @@ -11974,7 +11987,7 @@ static struct scsi_host_template mpt3sas_driver_template = { .sg_tablesize = MPT3SAS_SG_DEPTH, .max_sectors = 32767, .max_segment_size = 0xffffffff, - .cmd_per_lun = 7, + .cmd_per_lun = 128, .shost_groups = mpt3sas_host_groups, .sdev_groups = mpt3sas_dev_groups, .track_queue_depth = 1, @@ -12731,6 +12744,12 @@ static const struct pci_device_id mpt3sas_pci_table[] = { { MPI2_MFGPAGE_VENDORID_LSI, MPI26_MFGPAGE_DEVID_HARD_SEC_3816, PCI_ANY_ID, PCI_ANY_ID }, + /* + * ATTO Branded ExpressSAS H12xx GT + */ + { MPI2_MFGPAGE_VENDORID_ATTO, MPI26_MFGPAGE_DEVID_HARD_SEC_3816, + PCI_ANY_ID, PCI_ANY_ID }, + /* * Sea SI –> 0x00E4 Invalid, 0x00E7 Tampered */ diff --git a/drivers/scsi/pm8001/pm8001_hwi.c b/drivers/scsi/pm8001/pm8001_hwi.c index 91d78d0a38fe..628b08ba6770 100644 --- a/drivers/scsi/pm8001/pm8001_hwi.c +++ b/drivers/scsi/pm8001/pm8001_hwi.c @@ -3612,6 +3612,10 @@ int pm8001_mpi_task_abort_resp(struct pm8001_hba_info *pm8001_ha, void *piomb) pm8001_dbg(pm8001_ha, FAIL, " TASK NULL. RETURNING !!!\n"); return -1; } + + if (t->task_proto == SAS_PROTOCOL_INTERNAL_ABORT) + atomic_dec(&pm8001_dev->running_req); + ts = &t->task_status; if (status != 0) pm8001_dbg(pm8001_ha, FAIL, "task abort failed status 0x%x ,tag = 0x%x, scp= 0x%x\n", diff --git a/drivers/scsi/pm8001/pm8001_sas.h b/drivers/scsi/pm8001/pm8001_sas.h index c5e3f380a01c..b08f52673889 100644 --- a/drivers/scsi/pm8001/pm8001_sas.h +++ b/drivers/scsi/pm8001/pm8001_sas.h @@ -612,7 +612,7 @@ struct fw_control_info { operations.*/ u32 reserved;/* padding required for 64 bit alignment */ - u8 buffer[1];/* Start of buffer */ + u8 buffer[];/* Start of buffer */ }; struct fw_control_ex { struct fw_control_info *fw_control; diff --git a/drivers/scsi/qedf/qedf_main.c b/drivers/scsi/qedf/qedf_main.c index bbc4d5890ae6..e045c6e25090 100644 --- a/drivers/scsi/qedf/qedf_main.c +++ b/drivers/scsi/qedf/qedf_main.c @@ -1921,6 +1921,27 @@ static int qedf_vport_create(struct fc_vport *vport, bool disabled) fc_vport_setlink(vn_port); } + /* Set symbolic node name */ + if (base_qedf->pdev->device == QL45xxx) + snprintf(fc_host_symbolic_name(vn_port->host), 256, + "Marvell FastLinQ 45xxx FCoE v%s", QEDF_VERSION); + + if (base_qedf->pdev->device == QL41xxx) + snprintf(fc_host_symbolic_name(vn_port->host), 256, + "Marvell FastLinQ 41xxx FCoE v%s", QEDF_VERSION); + + /* Set supported speed */ + fc_host_supported_speeds(vn_port->host) = n_port->link_supported_speeds; + + /* Set speed */ + vn_port->link_speed = n_port->link_speed; + + /* Set port type */ + fc_host_port_type(vn_port->host) = FC_PORTTYPE_NPIV; + + /* Set maxframe size */ + fc_host_maxframe_size(vn_port->host) = n_port->mfs; + QEDF_INFO(&(base_qedf->dbg_ctx), QEDF_LOG_NPIV, "vn_port=%p.\n", vn_port); diff --git a/drivers/scsi/qla2xxx/qla_bsg.c b/drivers/scsi/qla2xxx/qla_bsg.c index 5db9bf69dcff..cd75b179410d 100644 --- a/drivers/scsi/qla2xxx/qla_bsg.c +++ b/drivers/scsi/qla2xxx/qla_bsg.c @@ -2519,19 +2519,23 @@ qla2x00_get_flash_image_status(struct bsg_job *bsg_job) qla27xx_get_active_image(vha, &active_regions); regions.global_image = active_regions.global; + if (IS_QLA27XX(ha)) + regions.nvme_params = QLA27XX_PRIMARY_IMAGE; + if (IS_QLA28XX(ha)) { qla28xx_get_aux_images(vha, &active_regions); regions.board_config = active_regions.aux.board_config; regions.vpd_nvram = active_regions.aux.vpd_nvram; regions.npiv_config_0_1 = active_regions.aux.npiv_config_0_1; regions.npiv_config_2_3 = active_regions.aux.npiv_config_2_3; + regions.nvme_params = active_regions.aux.nvme_params; } ql_dbg(ql_dbg_user, vha, 0x70e1, - "%s(%lu): FW=%u BCFG=%u VPDNVR=%u NPIV01=%u NPIV02=%u\n", + "%s(%lu): FW=%u BCFG=%u VPDNVR=%u NPIV01=%u NPIV02=%u NVME_PARAMS=%u\n", __func__, vha->host_no, regions.global_image, regions.board_config, regions.vpd_nvram, - regions.npiv_config_0_1, regions.npiv_config_2_3); + regions.npiv_config_0_1, regions.npiv_config_2_3, regions.nvme_params); sg_copy_from_buffer(bsg_job->reply_payload.sg_list, bsg_job->reply_payload.sg_cnt, ®ions, sizeof(regions)); diff --git a/drivers/scsi/qla2xxx/qla_bsg.h b/drivers/scsi/qla2xxx/qla_bsg.h index bb64b9c5a74b..d38dab0a07e8 100644 --- a/drivers/scsi/qla2xxx/qla_bsg.h +++ b/drivers/scsi/qla2xxx/qla_bsg.h @@ -314,7 +314,8 @@ struct qla_active_regions { uint8_t vpd_nvram; uint8_t npiv_config_0_1; uint8_t npiv_config_2_3; - uint8_t reserved[32]; + uint8_t nvme_params; + uint8_t reserved[31]; } __packed; #include "qla_edif_bsg.h" diff --git a/drivers/scsi/qla2xxx/qla_dbg.c b/drivers/scsi/qla2xxx/qla_dbg.c index 7cf1f78cbaee..d7e8454304ce 100644 --- a/drivers/scsi/qla2xxx/qla_dbg.c +++ b/drivers/scsi/qla2xxx/qla_dbg.c @@ -2455,7 +2455,7 @@ qla83xx_fw_dump_failed_0: /****************************************************************************/ /* Write the debug message prefix into @pbuf. */ -static void ql_dbg_prefix(char *pbuf, int pbuf_size, +static void ql_dbg_prefix(char *pbuf, int pbuf_size, struct pci_dev *pdev, const scsi_qla_host_t *vha, uint msg_id) { if (vha) { @@ -2464,6 +2464,9 @@ static void ql_dbg_prefix(char *pbuf, int pbuf_size, /* []-:: */ snprintf(pbuf, pbuf_size, "%s [%s]-%04x:%lu: ", QL_MSGHDR, dev_name(&(pdev->dev)), msg_id, vha->host_no); + } else if (pdev) { + snprintf(pbuf, pbuf_size, "%s [%s]-%04x: : ", QL_MSGHDR, + dev_name(&pdev->dev), msg_id); } else { /* []-: : */ snprintf(pbuf, pbuf_size, "%s [%s]-%04x: : ", QL_MSGHDR, @@ -2491,20 +2494,20 @@ ql_dbg(uint level, scsi_qla_host_t *vha, uint id, const char *fmt, ...) struct va_format vaf; char pbuf[64]; - if (!ql_mask_match(level) && !trace_ql_dbg_log_enabled()) + ql_ktrace(1, level, pbuf, NULL, vha, id, fmt); + + if (!ql_mask_match(level)) return; + if (!pbuf[0]) /* set by ql_ktrace */ + ql_dbg_prefix(pbuf, ARRAY_SIZE(pbuf), NULL, vha, id); + va_start(va, fmt); vaf.fmt = fmt; vaf.va = &va; - ql_dbg_prefix(pbuf, ARRAY_SIZE(pbuf), vha, id); - - if (!ql_mask_match(level)) - trace_ql_dbg_log(pbuf, &vaf); - else - pr_warn("%s%pV", pbuf, &vaf); + pr_warn("%s%pV", pbuf, &vaf); va_end(va); @@ -2533,6 +2536,9 @@ ql_dbg_pci(uint level, struct pci_dev *pdev, uint id, const char *fmt, ...) if (pdev == NULL) return; + + ql_ktrace(1, level, pbuf, pdev, NULL, id, fmt); + if (!ql_mask_match(level)) return; @@ -2541,7 +2547,9 @@ ql_dbg_pci(uint level, struct pci_dev *pdev, uint id, const char *fmt, ...) vaf.fmt = fmt; vaf.va = &va; - ql_dbg_prefix(pbuf, ARRAY_SIZE(pbuf), NULL, id + ql_dbg_offset); + if (!pbuf[0]) /* set by ql_ktrace */ + ql_dbg_prefix(pbuf, ARRAY_SIZE(pbuf), pdev, NULL, + id + ql_dbg_offset); pr_warn("%s%pV", pbuf, &vaf); va_end(va); @@ -2570,7 +2578,10 @@ ql_log(uint level, scsi_qla_host_t *vha, uint id, const char *fmt, ...) if (level > ql_errlev) return; - ql_dbg_prefix(pbuf, ARRAY_SIZE(pbuf), vha, id); + ql_ktrace(0, level, pbuf, NULL, vha, id, fmt); + + if (!pbuf[0]) /* set by ql_ktrace */ + ql_dbg_prefix(pbuf, ARRAY_SIZE(pbuf), NULL, vha, id); va_start(va, fmt); @@ -2621,7 +2632,10 @@ ql_log_pci(uint level, struct pci_dev *pdev, uint id, const char *fmt, ...) if (level > ql_errlev) return; - ql_dbg_prefix(pbuf, ARRAY_SIZE(pbuf), NULL, id); + ql_ktrace(0, level, pbuf, pdev, NULL, id, fmt); + + if (!pbuf[0]) /* set by ql_ktrace */ + ql_dbg_prefix(pbuf, ARRAY_SIZE(pbuf), pdev, NULL, id); va_start(va, fmt); @@ -2716,7 +2730,11 @@ ql_log_qp(uint32_t level, struct qla_qpair *qpair, int32_t id, if (level > ql_errlev) return; - ql_dbg_prefix(pbuf, ARRAY_SIZE(pbuf), qpair ? qpair->vha : NULL, id); + ql_ktrace(0, level, pbuf, NULL, qpair ? qpair->vha : NULL, id, fmt); + + if (!pbuf[0]) /* set by ql_ktrace */ + ql_dbg_prefix(pbuf, ARRAY_SIZE(pbuf), NULL, + qpair ? qpair->vha : NULL, id); va_start(va, fmt); @@ -2762,6 +2780,8 @@ ql_dbg_qp(uint32_t level, struct qla_qpair *qpair, int32_t id, struct va_format vaf; char pbuf[128]; + ql_ktrace(1, level, pbuf, NULL, qpair ? qpair->vha : NULL, id, fmt); + if (!ql_mask_match(level)) return; @@ -2770,8 +2790,10 @@ ql_dbg_qp(uint32_t level, struct qla_qpair *qpair, int32_t id, vaf.fmt = fmt; vaf.va = &va; - ql_dbg_prefix(pbuf, ARRAY_SIZE(pbuf), qpair ? qpair->vha : NULL, - id + ql_dbg_offset); + if (!pbuf[0]) /* set by ql_ktrace */ + ql_dbg_prefix(pbuf, ARRAY_SIZE(pbuf), NULL, + qpair ? qpair->vha : NULL, id + ql_dbg_offset); + pr_warn("%s%pV", pbuf, &vaf); va_end(va); diff --git a/drivers/scsi/qla2xxx/qla_dbg.h b/drivers/scsi/qla2xxx/qla_dbg.h index feeb1666227f..70482b55d240 100644 --- a/drivers/scsi/qla2xxx/qla_dbg.h +++ b/drivers/scsi/qla2xxx/qla_dbg.h @@ -385,3 +385,46 @@ ql_mask_match(uint level) return level && ((level & ql2xextended_error_logging) == level); } + +static inline int +ql_mask_match_ext(uint level, int *log_tunable) +{ + if (*log_tunable == 1) + *log_tunable = QL_DBG_DEFAULT1_MASK; + + return (level & *log_tunable) == level; +} + +/* Assumes local variable pbuf and pbuf_ready present. */ +#define ql_ktrace(dbg_msg, level, pbuf, pdev, vha, id, fmt) do { \ + struct va_format _vaf; \ + va_list _va; \ + u32 dbg_off = dbg_msg ? ql_dbg_offset : 0; \ + \ + pbuf[0] = 0; \ + if (!trace_ql_dbg_log_enabled()) \ + break; \ + \ + if (dbg_msg && !ql_mask_match_ext(level, \ + &ql2xextended_error_logging_ktrace)) \ + break; \ + \ + ql_dbg_prefix(pbuf, ARRAY_SIZE(pbuf), pdev, vha, id + dbg_off); \ + \ + va_start(_va, fmt); \ + _vaf.fmt = fmt; \ + _vaf.va = &_va; \ + \ + trace_ql_dbg_log(pbuf, &_vaf); \ + \ + va_end(_va); \ +} while (0) + +#define QLA_ENABLE_KERNEL_TRACING + +#ifdef QLA_ENABLE_KERNEL_TRACING +#define QLA_TRACE_ENABLE(_tr) \ + trace_array_set_clr_event(_tr, "qla", NULL, true) +#else /* QLA_ENABLE_KERNEL_TRACING */ +#define QLA_TRACE_ENABLE(_tr) +#endif /* QLA_ENABLE_KERNEL_TRACING */ diff --git a/drivers/scsi/qla2xxx/qla_def.h b/drivers/scsi/qla2xxx/qla_def.h index 3ec6a200942e..802eec6407d9 100644 --- a/drivers/scsi/qla2xxx/qla_def.h +++ b/drivers/scsi/qla2xxx/qla_def.h @@ -35,6 +35,11 @@ #include +#define QLA_DFS_DEFINE_DENTRY(_debugfs_file_name) \ + struct dentry *dfs_##_debugfs_file_name +#define QLA_DFS_ROOT_DEFINE_DENTRY(_debugfs_file_name) \ + struct dentry *qla_dfs_##_debugfs_file_name + /* Big endian Fibre Channel S_ID (source ID) or D_ID (destination ID). */ typedef struct { uint8_t domain; @@ -4768,6 +4773,7 @@ struct active_regions { uint8_t vpd_nvram; uint8_t npiv_config_0_1; uint8_t npiv_config_2_3; + uint8_t nvme_params; } aux; }; @@ -5052,6 +5058,7 @@ struct qla27xx_image_status { #define QLA28XX_AUX_IMG_VPD_NVRAM BIT_1 #define QLA28XX_AUX_IMG_NPIV_CONFIG_0_1 BIT_2 #define QLA28XX_AUX_IMG_NPIV_CONFIG_2_3 BIT_3 +#define QLA28XX_AUX_IMG_NVME_PARAMS BIT_4 #define SET_VP_IDX 1 #define SET_AL_PA 2 diff --git a/drivers/scsi/qla2xxx/qla_dfs.c b/drivers/scsi/qla2xxx/qla_dfs.c index 85bd0e468d43..777808af5634 100644 --- a/drivers/scsi/qla2xxx/qla_dfs.c +++ b/drivers/scsi/qla2xxx/qla_dfs.c @@ -489,6 +489,99 @@ qla_dfs_naqp_show(struct seq_file *s, void *unused) return 0; } +/* + * Helper macros for setting up debugfs entries. + * _name: The name of the debugfs entry + * _ctx_struct: The context that was passed when creating the debugfs file + * + * QLA_DFS_SETUP_RD could be used when there is only a show function. + * - show function take the name qla_dfs__show + * + * QLA_DFS_SETUP_RW could be used when there are both show and write functions. + * - show function take the name qla_dfs__show + * - write function take the name qla_dfs__write + * + * To have a new debugfs entry, do: + * 1. Create a "struct dentry *" in the appropriate structure in the format + * dfs_ + * 2. Setup debugfs entries using QLA_DFS_SETUP_RD / QLA_DFS_SETUP_RW + * 3. Create debugfs file in qla2x00_dfs_setup() using QLA_DFS_CREATE_FILE + * or QLA_DFS_ROOT_CREATE_FILE + * 4. Remove debugfs file in qla2x00_dfs_remove() using QLA_DFS_REMOVE_FILE + * or QLA_DFS_ROOT_REMOVE_FILE + * + * Example for creating "TEST" sysfs file: + * 1. struct qla_hw_data { ... struct dentry *dfs_TEST; } + * 2. QLA_DFS_SETUP_RD(TEST, scsi_qla_host_t); + * 3. In qla2x00_dfs_setup(): + * QLA_DFS_CREATE_FILE(ha, TEST, 0600, ha->dfs_dir, vha); + * 4. In qla2x00_dfs_remove(): + * QLA_DFS_REMOVE_FILE(ha, TEST); + */ +#define QLA_DFS_SETUP_RD(_name, _ctx_struct) \ +static int \ +qla_dfs_##_name##_open(struct inode *inode, struct file *file) \ +{ \ + _ctx_struct *__ctx = inode->i_private; \ + \ + return single_open(file, qla_dfs_##_name##_show, __ctx); \ +} \ + \ +static const struct file_operations qla_dfs_##_name##_ops = { \ + .open = qla_dfs_##_name##_open, \ + .read = seq_read, \ + .llseek = seq_lseek, \ + .release = single_release, \ +}; + +#define QLA_DFS_SETUP_RW(_name, _ctx_struct) \ +static int \ +qla_dfs_##_name##_open(struct inode *inode, struct file *file) \ +{ \ + _ctx_struct *__ctx = inode->i_private; \ + \ + return single_open(file, qla_dfs_##_name##_show, __ctx); \ +} \ + \ +static const struct file_operations qla_dfs_##_name##_ops = { \ + .open = qla_dfs_##_name##_open, \ + .read = seq_read, \ + .llseek = seq_lseek, \ + .release = single_release, \ + .write = qla_dfs_##_name##_write, \ +}; + +#define QLA_DFS_ROOT_CREATE_FILE(_name, _perm, _ctx) \ + do { \ + if (!qla_dfs_##_name) \ + qla_dfs_##_name = debugfs_create_file(#_name, \ + _perm, qla2x00_dfs_root, _ctx, \ + &qla_dfs_##_name##_ops); \ + } while (0) + +#define QLA_DFS_ROOT_REMOVE_FILE(_name) \ + do { \ + if (qla_dfs_##_name) { \ + debugfs_remove(qla_dfs_##_name); \ + qla_dfs_##_name = NULL; \ + } \ + } while (0) + +#define QLA_DFS_CREATE_FILE(_struct, _name, _perm, _parent, _ctx) \ + do { \ + (_struct)->dfs_##_name = debugfs_create_file(#_name, \ + _perm, _parent, _ctx, \ + &qla_dfs_##_name##_ops) \ + } while (0) + +#define QLA_DFS_REMOVE_FILE(_struct, _name) \ + do { \ + if ((_struct)->dfs_##_name) { \ + debugfs_remove((_struct)->dfs_##_name); \ + (_struct)->dfs_##_name = NULL; \ + } \ + } while (0) + static int qla_dfs_naqp_open(struct inode *inode, struct file *file) { diff --git a/drivers/scsi/qla2xxx/qla_edif.c b/drivers/scsi/qla2xxx/qla_edif.c index 400a8b6f3982..00ccc41cef14 100644 --- a/drivers/scsi/qla2xxx/qla_edif.c +++ b/drivers/scsi/qla2xxx/qla_edif.c @@ -1551,7 +1551,7 @@ qla24xx_sadb_update(struct bsg_job *bsg_job) ql_dbg(ql_dbg_edif, vha, 0x70a3, "Failed to find port= %06x\n", sa_frame.port_id.b24); rval = -EINVAL; - SET_DID_STATUS(bsg_reply->result, DID_TARGET_FAILURE); + SET_DID_STATUS(bsg_reply->result, DID_NO_CONNECT); goto done; } diff --git a/drivers/scsi/qla2xxx/qla_fw.h b/drivers/scsi/qla2xxx/qla_fw.h index 361015b5763e..f307beed9d29 100644 --- a/drivers/scsi/qla2xxx/qla_fw.h +++ b/drivers/scsi/qla2xxx/qla_fw.h @@ -1675,6 +1675,7 @@ struct qla_flt_location { #define FLT_REG_VPD_SEC_27XX_1 0x52 #define FLT_REG_VPD_SEC_27XX_2 0xD8 #define FLT_REG_VPD_SEC_27XX_3 0xDA +#define FLT_REG_NVME_PARAMS_27XX 0x21 /* 28xx */ #define FLT_REG_AUX_IMG_PRI_28XX 0x125 @@ -1691,6 +1692,8 @@ struct qla_flt_location { #define FLT_REG_MPI_SEC_28XX 0xF0 #define FLT_REG_PEP_PRI_28XX 0xD1 #define FLT_REG_PEP_SEC_28XX 0xF1 +#define FLT_REG_NVME_PARAMS_PRI_28XX 0x14E +#define FLT_REG_NVME_PARAMS_SEC_28XX 0x179 struct qla_flt_region { __le16 code; diff --git a/drivers/scsi/qla2xxx/qla_gbl.h b/drivers/scsi/qla2xxx/qla_gbl.h index 5dd2932382ee..e3256e721be1 100644 --- a/drivers/scsi/qla2xxx/qla_gbl.h +++ b/drivers/scsi/qla2xxx/qla_gbl.h @@ -70,8 +70,6 @@ extern int qla2x00_async_prlo(struct scsi_qla_host *, fc_port_t *); extern int qla2x00_async_adisc(struct scsi_qla_host *, fc_port_t *, uint16_t *); extern int qla2x00_async_tm_cmd(fc_port_t *, uint32_t, uint32_t, uint32_t); -extern void qla2x00_async_login_done(struct scsi_qla_host *, fc_port_t *, - uint16_t *); struct qla_work_evt *qla2x00_alloc_work(struct scsi_qla_host *, enum qla_work_type); extern int qla24xx_async_gnl(struct scsi_qla_host *, fc_port_t *); @@ -163,6 +161,7 @@ extern int ql2xrdpenable; extern int ql2xsmartsan; extern int ql2xallocfwdump; extern int ql2xextended_error_logging; +extern int ql2xextended_error_logging_ktrace; extern int ql2xiidmaenable; extern int ql2xmqsupport; extern int ql2xfwloadbin; @@ -193,8 +192,6 @@ extern int ql2xsecenable; extern int ql2xenforce_iocb_limit; extern int ql2xabts_wait_nvme; extern u32 ql2xnvme_queues; -extern int ql2xrspq_follow_inptr; -extern int ql2xrspq_follow_inptr_legacy; extern int qla2x00_loop_reset(scsi_qla_host_t *); extern void qla2x00_abort_all_cmds(scsi_qla_host_t *, int); @@ -279,7 +276,6 @@ extern int qla24xx_vport_create_req_sanity_check(struct fc_vport *); extern scsi_qla_host_t *qla24xx_create_vhost(struct fc_vport *); extern void qla2x00_sp_free_dma(srb_t *sp); -extern char *qla2x00_get_fw_version_str(struct scsi_qla_host *, char *); extern void qla2x00_mark_device_lost(scsi_qla_host_t *, fc_port_t *, int); extern void qla2x00_mark_all_devices_lost(scsi_qla_host_t *); @@ -616,7 +612,6 @@ void __qla_consume_iocb(struct scsi_qla_host *vha, void **pkt, struct rsp_que ** /* * Global Function Prototypes in qla_sup.c source file. */ -extern void qla2x00_release_nvram_protection(scsi_qla_host_t *); extern int qla24xx_read_flash_data(scsi_qla_host_t *, uint32_t *, uint32_t, uint32_t); extern uint8_t *qla2x00_read_nvram_data(scsi_qla_host_t *, void *, uint32_t, @@ -788,12 +783,6 @@ extern void qla2x00_init_response_q_entries(struct rsp_que *); extern int qla25xx_delete_req_que(struct scsi_qla_host *, struct req_que *); extern int qla25xx_delete_rsp_que(struct scsi_qla_host *, struct rsp_que *); extern int qla25xx_delete_queues(struct scsi_qla_host *); -extern uint16_t qla24xx_rd_req_reg(struct qla_hw_data *, uint16_t); -extern uint16_t qla25xx_rd_req_reg(struct qla_hw_data *, uint16_t); -extern void qla24xx_wrt_req_reg(struct qla_hw_data *, uint16_t, uint16_t); -extern void qla25xx_wrt_req_reg(struct qla_hw_data *, uint16_t, uint16_t); -extern void qla25xx_wrt_rsp_reg(struct qla_hw_data *, uint16_t, uint16_t); -extern void qla24xx_wrt_rsp_reg(struct qla_hw_data *, uint16_t, uint16_t); /* qlafx00 related functions */ extern int qlafx00_pci_config(struct scsi_qla_host *); @@ -878,8 +867,6 @@ extern void qla82xx_init_flags(struct qla_hw_data *); extern void qla82xx_set_drv_active(scsi_qla_host_t *); extern int qla82xx_wr_32(struct qla_hw_data *, ulong, u32); extern int qla82xx_rd_32(struct qla_hw_data *, ulong); -extern int qla82xx_rdmem(struct qla_hw_data *, u64, void *, int); -extern int qla82xx_wrmem(struct qla_hw_data *, u64, void *, int); /* ISP 8021 IDC */ extern void qla82xx_clear_drv_active(struct qla_hw_data *); diff --git a/drivers/scsi/qla2xxx/qla_init.c b/drivers/scsi/qla2xxx/qla_init.c index e7fe0e52c11d..e12db95de688 100644 --- a/drivers/scsi/qla2xxx/qla_init.c +++ b/drivers/scsi/qla2xxx/qla_init.c @@ -7933,6 +7933,9 @@ qla28xx_component_status( active_regions->aux.npiv_config_2_3 = qla28xx_component_bitmask(aux, QLA28XX_AUX_IMG_NPIV_CONFIG_2_3); + + active_regions->aux.nvme_params = + qla28xx_component_bitmask(aux, QLA28XX_AUX_IMG_NVME_PARAMS); } static int @@ -8041,11 +8044,12 @@ check_valid_image: } ql_dbg(ql_dbg_init, vha, 0x018f, - "aux images active: BCFG=%u VPD/NVR=%u NPIV0/1=%u NPIV2/3=%u\n", + "aux images active: BCFG=%u VPD/NVR=%u NPIV0/1=%u NPIV2/3=%u, NVME=%u\n", active_regions->aux.board_config, active_regions->aux.vpd_nvram, active_regions->aux.npiv_config_0_1, - active_regions->aux.npiv_config_2_3); + active_regions->aux.npiv_config_2_3, + active_regions->aux.nvme_params); } void diff --git a/drivers/scsi/qla2xxx/qla_isr.c b/drivers/scsi/qla2xxx/qla_isr.c index 76e79f350a22..e19fde304e5c 100644 --- a/drivers/scsi/qla2xxx/qla_isr.c +++ b/drivers/scsi/qla2xxx/qla_isr.c @@ -3764,7 +3764,7 @@ void qla24xx_process_response_queue(struct scsi_qla_host *vha, struct purex_entry_24xx *purex_entry; struct purex_item *pure_item; u16 rsp_in = 0, cur_ring_index; - int follow_inptr, is_shadow_hba; + int is_shadow_hba; if (!ha->flags.fw_started) return; @@ -3774,25 +3774,18 @@ void qla24xx_process_response_queue(struct scsi_qla_host *vha, qla_cpu_update(rsp->qpair, smp_processor_id()); } -#define __update_rsp_in(_update, _is_shadow_hba, _rsp, _rsp_in) \ +#define __update_rsp_in(_is_shadow_hba, _rsp, _rsp_in) \ do { \ - if (_update) { \ - _rsp_in = _is_shadow_hba ? *(_rsp)->in_ptr : \ + _rsp_in = _is_shadow_hba ? *(_rsp)->in_ptr : \ rd_reg_dword_relaxed((_rsp)->rsp_q_in); \ - } \ } while (0) is_shadow_hba = IS_SHADOW_REG_CAPABLE(ha); - follow_inptr = is_shadow_hba ? ql2xrspq_follow_inptr : - ql2xrspq_follow_inptr_legacy; - __update_rsp_in(follow_inptr, is_shadow_hba, rsp, rsp_in); + __update_rsp_in(is_shadow_hba, rsp, rsp_in); - while ((likely(follow_inptr && - rsp->ring_index != rsp_in && - rsp->ring_ptr->signature != RESPONSE_PROCESSED)) || - (!follow_inptr && - rsp->ring_ptr->signature != RESPONSE_PROCESSED)) { + while (rsp->ring_index != rsp_in && + rsp->ring_ptr->signature != RESPONSE_PROCESSED) { pkt = (struct sts_entry_24xx *)rsp->ring_ptr; cur_ring_index = rsp->ring_index; @@ -3906,8 +3899,7 @@ process_err: } pure_item = qla27xx_copy_fpin_pkt(vha, (void **)&pkt, &rsp); - __update_rsp_in(follow_inptr, is_shadow_hba, - rsp, rsp_in); + __update_rsp_in(is_shadow_hba, rsp, rsp_in); if (!pure_item) break; qla24xx_queue_purex_item(vha, pure_item, diff --git a/drivers/scsi/qla2xxx/qla_os.c b/drivers/scsi/qla2xxx/qla_os.c index 87a93892deac..2c85f3cce726 100644 --- a/drivers/scsi/qla2xxx/qla_os.c +++ b/drivers/scsi/qla2xxx/qla_os.c @@ -15,6 +15,8 @@ #include #include #include +#include +#include #include #include @@ -35,6 +37,8 @@ static int apidev_major; */ struct kmem_cache *srb_cachep; +static struct trace_array *qla_trc_array; + int ql2xfulldump_on_mpifail; module_param(ql2xfulldump_on_mpifail, int, S_IRUGO | S_IWUSR); MODULE_PARM_DESC(ql2xfulldump_on_mpifail, @@ -117,6 +121,11 @@ MODULE_PARM_DESC(ql2xextended_error_logging, "ql2xextended_error_logging=1).\n" "\t\tDo LOGICAL OR of the value to enable more than one level"); +int ql2xextended_error_logging_ktrace = 1; +module_param(ql2xextended_error_logging_ktrace, int, S_IRUGO|S_IWUSR); +MODULE_PARM_DESC(ql2xextended_error_logging_ktrace, + "Same BIT definition as ql2xextended_error_logging, but used to control logging to kernel trace buffer (default=1).\n"); + int ql2xshiftctondsd = 6; module_param(ql2xshiftctondsd, int, S_IRUGO); MODULE_PARM_DESC(ql2xshiftctondsd, @@ -333,21 +342,11 @@ MODULE_PARM_DESC(ql2xabts_wait_nvme, "To wait for ABTS response on I/O timeouts for NVMe. (default: 1)"); -u32 ql2xdelay_before_pci_error_handling = 5; +static u32 ql2xdelay_before_pci_error_handling = 5; module_param(ql2xdelay_before_pci_error_handling, uint, 0644); MODULE_PARM_DESC(ql2xdelay_before_pci_error_handling, "Number of seconds delayed before qla begin PCI error self-handling (default: 5).\n"); -int ql2xrspq_follow_inptr = 1; -module_param(ql2xrspq_follow_inptr, int, 0644); -MODULE_PARM_DESC(ql2xrspq_follow_inptr, - "Follow RSP IN pointer for RSP updates for HBAs 27xx and newer (default: 1)."); - -int ql2xrspq_follow_inptr_legacy = 1; -module_param(ql2xrspq_follow_inptr_legacy, int, 0644); -MODULE_PARM_DESC(ql2xrspq_follow_inptr_legacy, - "Follow RSP IN pointer for RSP updates for HBAs older than 27XX. (default: 1)."); - static void qla2x00_clear_drv_active(struct qla_hw_data *); static void qla2x00_free_device(scsi_qla_host_t *); static void qla2xxx_map_queues(struct Scsi_Host *shost); @@ -2849,6 +2848,27 @@ static void qla2x00_iocb_work_fn(struct work_struct *work) spin_unlock_irqrestore(&vha->work_lock, flags); } +static void +qla_trace_init(void) +{ + qla_trc_array = trace_array_get_by_name("qla2xxx"); + if (!qla_trc_array) { + ql_log(ql_log_fatal, NULL, 0x0001, + "Unable to create qla2xxx trace instance, instance logging will be disabled.\n"); + return; + } + + QLA_TRACE_ENABLE(qla_trc_array); +} + +static void +qla_trace_uninit(void) +{ + if (!qla_trc_array) + return; + trace_array_put(qla_trc_array); +} + /* * PCI driver interface */ @@ -3530,7 +3550,7 @@ skip_dpc: qla_dual_mode_enabled(base_vha)) scsi_scan_host(host); else - ql_dbg(ql_dbg_init, base_vha, 0x0122, + ql_log(ql_log_info, base_vha, 0x0122, "skipping scsi_scan_host() for non-initiator port\n"); qla2x00_alloc_sysfs_attr(base_vha); @@ -8189,6 +8209,8 @@ qla2x00_module_init(void) BUILD_BUG_ON(sizeof(sw_info_t) != 32); BUILD_BUG_ON(sizeof(target_id_t) != 2); + qla_trace_init(); + /* Allocate cache for SRBs. */ srb_cachep = kmem_cache_create("qla2xxx_srbs", sizeof(srb_t), 0, SLAB_HWCACHE_ALIGN, NULL); @@ -8267,6 +8289,8 @@ qlt_exit: destroy_cache: kmem_cache_destroy(srb_cachep); + + qla_trace_uninit(); return ret; } @@ -8285,6 +8309,7 @@ qla2x00_module_exit(void) fc_release_transport(qla2xxx_transport_template); qlt_exit(); kmem_cache_destroy(srb_cachep); + qla_trace_uninit(); } module_init(qla2x00_module_init); diff --git a/drivers/scsi/qla2xxx/qla_target.c b/drivers/scsi/qla2xxx/qla_target.c index 4acff4e84b90..bb754a950802 100644 --- a/drivers/scsi/qla2xxx/qla_target.c +++ b/drivers/scsi/qla2xxx/qla_target.c @@ -1557,11 +1557,11 @@ int qlt_stop_phase1(struct qla_tgt *tgt) ql_dbg(ql_dbg_tgt_mgt, vha, 0xf009, "Waiting for sess works (tgt %p)", tgt); spin_lock_irqsave(&tgt->sess_work_lock, flags); - while (!list_empty(&tgt->sess_works_list)) { + do { spin_unlock_irqrestore(&tgt->sess_work_lock, flags); - flush_scheduled_work(); + flush_work(&tgt->sess_work); spin_lock_irqsave(&tgt->sess_work_lock, flags); - } + } while (!list_empty(&tgt->sess_works_list)); spin_unlock_irqrestore(&tgt->sess_work_lock, flags); ql_dbg(ql_dbg_tgt_mgt, vha, 0xf00a, @@ -6336,69 +6336,6 @@ out_term: spin_unlock_irqrestore(&ha->hardware_lock, flags); } -static void qlt_tmr_work(struct qla_tgt *tgt, - struct qla_tgt_sess_work_param *prm) -{ - struct atio_from_isp *a = &prm->tm_iocb2; - struct scsi_qla_host *vha = tgt->vha; - struct qla_hw_data *ha = vha->hw; - struct fc_port *sess; - unsigned long flags; - be_id_t s_id; - int rc; - u64 unpacked_lun; - int fn; - void *iocb; - - spin_lock_irqsave(&ha->tgt.sess_lock, flags); - - if (tgt->tgt_stop) - goto out_term2; - - s_id = prm->tm_iocb2.u.isp24.fcp_hdr.s_id; - sess = ha->tgt.tgt_ops->find_sess_by_s_id(vha, s_id); - if (!sess) { - spin_unlock_irqrestore(&ha->tgt.sess_lock, flags); - - sess = qlt_make_local_sess(vha, s_id); - /* sess has got an extra creation ref */ - - spin_lock_irqsave(&ha->tgt.sess_lock, flags); - if (!sess) - goto out_term2; - } else { - if (sess->deleted) { - goto out_term2; - } - - if (!kref_get_unless_zero(&sess->sess_kref)) { - ql_dbg(ql_dbg_tgt_tmr, vha, 0xf020, - "%s: kref_get fail %8phC\n", - __func__, sess->port_name); - goto out_term2; - } - } - - iocb = a; - fn = a->u.isp24.fcp_cmnd.task_mgmt_flags; - unpacked_lun = - scsilun_to_int((struct scsi_lun *)&a->u.isp24.fcp_cmnd.lun); - - rc = qlt_issue_task_mgmt(sess, unpacked_lun, fn, iocb, 0); - spin_unlock_irqrestore(&ha->tgt.sess_lock, flags); - - ha->tgt.tgt_ops->put_sess(sess); - - if (rc != 0) - goto out_term; - return; - -out_term2: - spin_unlock_irqrestore(&ha->tgt.sess_lock, flags); -out_term: - qlt_send_term_exchange(ha->base_qpair, NULL, &prm->tm_iocb2, 1, 0); -} - static void qlt_sess_work_fn(struct work_struct *work) { struct qla_tgt *tgt = container_of(work, struct qla_tgt, sess_work); @@ -6425,9 +6362,6 @@ static void qlt_sess_work_fn(struct work_struct *work) case QLA_TGT_SESS_WORK_ABORT: qlt_abort_work(tgt, prm); break; - case QLA_TGT_SESS_WORK_TM: - qlt_tmr_work(tgt, prm); - break; default: BUG_ON(1); break; @@ -6514,7 +6448,6 @@ int qlt_add_target(struct qla_hw_data *ha, struct scsi_qla_host *base_vha) tgt->ha = ha; tgt->vha = base_vha; init_waitqueue_head(&tgt->waitQ); - INIT_LIST_HEAD(&tgt->del_sess_list); spin_lock_init(&tgt->sess_work_lock); INIT_WORK(&tgt->sess_work, qlt_sess_work_fn); INIT_LIST_HEAD(&tgt->sess_works_list); diff --git a/drivers/scsi/qla2xxx/qla_target.h b/drivers/scsi/qla2xxx/qla_target.h index de3942b8efc4..7df86578214f 100644 --- a/drivers/scsi/qla2xxx/qla_target.h +++ b/drivers/scsi/qla2xxx/qla_target.h @@ -813,9 +813,6 @@ struct qla_tgt { /* Count of sessions refering qla_tgt. Protected by hardware_lock. */ int sess_count; - /* Protected by hardware_lock */ - struct list_head del_sess_list; - spinlock_t sess_work_lock; struct list_head sess_works_list; struct work_struct sess_work; @@ -945,7 +942,6 @@ struct qla_tgt_sess_work_param { struct list_head sess_works_list_entry; #define QLA_TGT_SESS_WORK_ABORT 1 -#define QLA_TGT_SESS_WORK_TM 2 int type; union { @@ -1079,8 +1075,6 @@ extern void qlt_81xx_config_nvram_stage2(struct scsi_qla_host *, struct init_cb_81xx *); extern void qlt_81xx_config_nvram_stage1(struct scsi_qla_host *, struct nvram_81xx *); -extern int qlt_24xx_process_response_error(struct scsi_qla_host *, - struct sts_entry_24xx *); extern void qlt_modify_vp_config(struct scsi_qla_host *, struct vp_config_entry_24xx *); extern void qlt_probe_one_stage1(struct scsi_qla_host *, struct qla_hw_data *); diff --git a/drivers/scsi/qla2xxx/qla_version.h b/drivers/scsi/qla2xxx/qla_version.h index f3257d46b6d2..03f3e2cd62b5 100644 --- a/drivers/scsi/qla2xxx/qla_version.h +++ b/drivers/scsi/qla2xxx/qla_version.h @@ -6,9 +6,9 @@ /* * Driver version */ -#define QLA2XXX_VERSION "10.02.07.800-k" +#define QLA2XXX_VERSION "10.02.07.900-k" #define QLA_DRIVER_MAJOR_VER 10 #define QLA_DRIVER_MINOR_VER 2 #define QLA_DRIVER_PATCH_VER 7 -#define QLA_DRIVER_BETA_VER 800 +#define QLA_DRIVER_BETA_VER 900 diff --git a/drivers/scsi/qlogicpti.c b/drivers/scsi/qlogicpti.c index 57f2f4135a06..8c961ff03fcd 100644 --- a/drivers/scsi/qlogicpti.c +++ b/drivers/scsi/qlogicpti.c @@ -909,7 +909,8 @@ static inline int load_cmd(struct scsi_cmnd *Cmnd, struct Command_Entry *cmd, sg_count = dma_map_sg(&qpti->op->dev, sg, scsi_sg_count(Cmnd), Cmnd->sc_data_direction); - + if (!sg_count) + return -1; ds = cmd->dataseg; cmd->segment_cnt = sg_count; diff --git a/drivers/scsi/scsi_error.c b/drivers/scsi/scsi_error.c index 786fb963cf3f..6995c8979230 100644 --- a/drivers/scsi/scsi_error.c +++ b/drivers/scsi/scsi_error.c @@ -334,6 +334,7 @@ enum blk_eh_timer_return scsi_timeout(struct request *req) trace_scsi_dispatch_cmd_timeout(scmd); scsi_log_completion(scmd, TIMEOUT_ERROR); + atomic_inc(&scmd->device->iotmo_cnt); if (host->eh_deadline != -1 && !host->last_reset) host->last_reset = jiffies; @@ -514,6 +515,11 @@ static void scsi_report_sense(struct scsi_device *sdev, } } +static inline void set_scsi_ml_byte(struct scsi_cmnd *cmd, u8 status) +{ + cmd->result = (cmd->result & 0xffff00ff) | (status << 8); +} + /** * scsi_check_sense - Examine scsi cmd sense * @scmd: Cmd to have sense checked. @@ -644,7 +650,7 @@ enum scsi_disposition scsi_check_sense(struct scsi_cmnd *scmd) case DATA_PROTECT: if (sshdr.asc == 0x27 && sshdr.ascq == 0x07) { /* Thin provisioning hard threshold reached */ - set_host_byte(scmd, DID_ALLOC_FAILURE); + set_scsi_ml_byte(scmd, SCSIML_STAT_NOSPC); return SUCCESS; } fallthrough; @@ -652,14 +658,14 @@ enum scsi_disposition scsi_check_sense(struct scsi_cmnd *scmd) case VOLUME_OVERFLOW: case MISCOMPARE: case BLANK_CHECK: - set_host_byte(scmd, DID_TARGET_FAILURE); + set_scsi_ml_byte(scmd, SCSIML_STAT_TGT_FAILURE); return SUCCESS; case MEDIUM_ERROR: if (sshdr.asc == 0x11 || /* UNRECOVERED READ ERR */ sshdr.asc == 0x13 || /* AMNF DATA FIELD */ sshdr.asc == 0x14) { /* RECORD NOT FOUND */ - set_host_byte(scmd, DID_MEDIUM_ERROR); + set_scsi_ml_byte(scmd, SCSIML_STAT_MED_ERROR); return SUCCESS; } return NEEDS_RETRY; @@ -668,7 +674,7 @@ enum scsi_disposition scsi_check_sense(struct scsi_cmnd *scmd) if (scmd->device->retry_hwerror) return ADD_TO_MLQUEUE; else - set_host_byte(scmd, DID_TARGET_FAILURE); + set_scsi_ml_byte(scmd, SCSIML_STAT_TGT_FAILURE); fallthrough; case ILLEGAL_REQUEST: @@ -678,7 +684,7 @@ enum scsi_disposition scsi_check_sense(struct scsi_cmnd *scmd) sshdr.asc == 0x24 || /* Invalid field in cdb */ sshdr.asc == 0x26 || /* Parameter value invalid */ sshdr.asc == 0x27) { /* Write protected */ - set_host_byte(scmd, DID_TARGET_FAILURE); + set_scsi_ml_byte(scmd, SCSIML_STAT_TGT_FAILURE); } return SUCCESS; @@ -1983,7 +1989,7 @@ enum scsi_disposition scsi_decide_disposition(struct scsi_cmnd *scmd) case SAM_STAT_RESERVATION_CONFLICT: sdev_printk(KERN_INFO, scmd->device, "reservation conflict\n"); - set_host_byte(scmd, DID_NEXUS_FAILURE); + set_scsi_ml_byte(scmd, SCSIML_STAT_RESV_CONFLICT); return SUCCESS; /* causes immediate i/o error */ } return FAILED; diff --git a/drivers/scsi/scsi_lib.c b/drivers/scsi/scsi_lib.c index d7ec4ab2b111..8b89fab7c420 100644 --- a/drivers/scsi/scsi_lib.c +++ b/drivers/scsi/scsi_lib.c @@ -581,16 +581,36 @@ static bool scsi_end_request(struct request *req, blk_status_t error, return false; } +static inline u8 get_scsi_ml_byte(int result) +{ + return (result >> 8) & 0xff; +} + /** * scsi_result_to_blk_status - translate a SCSI result code into blk_status_t - * @cmd: SCSI command * @result: scsi error code * - * Translate a SCSI result code into a blk_status_t value. May reset the host - * byte of @cmd->result. + * Translate a SCSI result code into a blk_status_t value. */ -static blk_status_t scsi_result_to_blk_status(struct scsi_cmnd *cmd, int result) +static blk_status_t scsi_result_to_blk_status(int result) { + /* + * Check the scsi-ml byte first in case we converted a host or status + * byte. + */ + switch (get_scsi_ml_byte(result)) { + case SCSIML_STAT_OK: + break; + case SCSIML_STAT_RESV_CONFLICT: + return BLK_STS_NEXUS; + case SCSIML_STAT_NOSPC: + return BLK_STS_NOSPC; + case SCSIML_STAT_MED_ERROR: + return BLK_STS_MEDIUM; + case SCSIML_STAT_TGT_FAILURE: + return BLK_STS_TARGET; + } + switch (host_byte(result)) { case DID_OK: if (scsi_status_is_good(result)) @@ -599,18 +619,6 @@ static blk_status_t scsi_result_to_blk_status(struct scsi_cmnd *cmd, int result) case DID_TRANSPORT_FAILFAST: case DID_TRANSPORT_MARGINAL: return BLK_STS_TRANSPORT; - case DID_TARGET_FAILURE: - set_host_byte(cmd, DID_OK); - return BLK_STS_TARGET; - case DID_NEXUS_FAILURE: - set_host_byte(cmd, DID_OK); - return BLK_STS_NEXUS; - case DID_ALLOC_FAILURE: - set_host_byte(cmd, DID_OK); - return BLK_STS_NOSPC; - case DID_MEDIUM_ERROR: - set_host_byte(cmd, DID_OK); - return BLK_STS_MEDIUM; default: return BLK_STS_IOERR; } @@ -697,7 +705,7 @@ static void scsi_io_completion_action(struct scsi_cmnd *cmd, int result) if (sense_valid) sense_current = !scsi_sense_is_deferred(&sshdr); - blk_stat = scsi_result_to_blk_status(cmd, result); + blk_stat = scsi_result_to_blk_status(result); if (host_byte(result) == DID_RESET) { /* Third party bus reset or reset for error recovery @@ -878,14 +886,14 @@ static int scsi_io_completion_nz_result(struct scsi_cmnd *cmd, int result, SCSI_SENSE_BUFFERSIZE); } if (sense_current) - *blk_statp = scsi_result_to_blk_status(cmd, result); + *blk_statp = scsi_result_to_blk_status(result); } else if (blk_rq_bytes(req) == 0 && sense_current) { /* * Flush commands do not transfers any data, and thus cannot use * good_bytes != blk_rq_bytes(req) as the signal for an error. * This sets *blk_statp explicitly for the problem case. */ - *blk_statp = scsi_result_to_blk_status(cmd, result); + *blk_statp = scsi_result_to_blk_status(result); } /* * Recovered errors need reporting, but they're always treated as diff --git a/drivers/scsi/scsi_priv.h b/drivers/scsi/scsi_priv.h index f385b3f04d6e..c52de9a973e4 100644 --- a/drivers/scsi/scsi_priv.h +++ b/drivers/scsi/scsi_priv.h @@ -18,6 +18,17 @@ struct scsi_nl_hdr; #define SCSI_CMD_RETRIES_NO_LIMIT -1 +/* + * Error codes used by scsi-ml internally. These must not be used by drivers. + */ +enum scsi_ml_status { + SCSIML_STAT_OK = 0x00, + SCSIML_STAT_RESV_CONFLICT = 0x01, /* Reservation conflict */ + SCSIML_STAT_NOSPC = 0x02, /* Space allocation on the dev failed */ + SCSIML_STAT_MED_ERROR = 0x03, /* Medium error */ + SCSIML_STAT_TGT_FAILURE = 0x04, /* Permanent target failure */ +}; + /* * Scsi Error Handler Flags */ diff --git a/drivers/scsi/scsi_sysfs.c b/drivers/scsi/scsi_sysfs.c index 5d61f58399dc..c95177ca6ed2 100644 --- a/drivers/scsi/scsi_sysfs.c +++ b/drivers/scsi/scsi_sysfs.c @@ -976,6 +976,7 @@ static DEVICE_ATTR(field, S_IRUGO, show_iostat_##field, NULL) show_sdev_iostat(iorequest_cnt); show_sdev_iostat(iodone_cnt); show_sdev_iostat(ioerr_cnt); +show_sdev_iostat(iotmo_cnt); static ssize_t sdev_show_modalias(struct device *dev, struct device_attribute *attr, char *buf) @@ -1295,6 +1296,7 @@ static struct attribute *scsi_sdev_attrs[] = { &dev_attr_iorequest_cnt.attr, &dev_attr_iodone_cnt.attr, &dev_attr_ioerr_cnt.attr, + &dev_attr_iotmo_cnt.attr, &dev_attr_modalias.attr, &dev_attr_queue_depth.attr, &dev_attr_queue_type.attr, diff --git a/drivers/scsi/scsi_transport_fc.c b/drivers/scsi/scsi_transport_fc.c index a2524106206d..8934160c4a33 100644 --- a/drivers/scsi/scsi_transport_fc.c +++ b/drivers/scsi/scsi_transport_fc.c @@ -543,7 +543,7 @@ fc_host_post_fc_event(struct Scsi_Host *shost, u32 event_number, struct nlmsghdr *nlh; struct fc_nl_event *event; const char *name; - u32 len; + size_t len, padding; int err; if (!data_buf || data_len < 4) @@ -554,7 +554,7 @@ fc_host_post_fc_event(struct Scsi_Host *shost, u32 event_number, goto send_fail; } - len = FC_NL_MSGALIGN(sizeof(*event) + data_len); + len = FC_NL_MSGALIGN(sizeof(*event) - sizeof(event->event_data) + data_len); skb = nlmsg_new(len, GFP_KERNEL); if (!skb) { @@ -578,7 +578,9 @@ fc_host_post_fc_event(struct Scsi_Host *shost, u32 event_number, event->event_num = event_number; event->event_code = event_code; if (data_len) - memcpy(&event->event_data, data_buf, data_len); + memcpy(event->event_data_flex, data_buf, data_len); + padding = len - offsetof(typeof(*event), event_data_flex) - data_len; + memset(event->event_data_flex + data_len, 0, padding); nlmsg_multicast(scsi_nl_sock, skb, 0, SCSI_NL_GRP_FC_EVENTS, GFP_KERNEL); @@ -1170,7 +1172,7 @@ static int fc_rport_set_dev_loss_tmo(struct fc_rport *rport, return 0; } -fc_rport_show_function(dev_loss_tmo, "%d\n", 20, ) +fc_rport_show_function(dev_loss_tmo, "%u\n", 20, ) static ssize_t store_fc_rport_dev_loss_tmo(struct device *dev, struct device_attribute *attr, const char *buf, size_t count) diff --git a/drivers/scsi/st.c b/drivers/scsi/st.c index 55e7c07ebe4c..b90a440e135d 100644 --- a/drivers/scsi/st.c +++ b/drivers/scsi/st.c @@ -4248,11 +4248,10 @@ static int st_probe(struct device *dev) struct st_partstat *STps; struct st_buffer *buffer; int i, error; - char *stp; if (SDp->type != TYPE_TAPE) return -ENODEV; - if ((stp = st_incompatible(SDp))) { + if (st_incompatible(SDp)) { sdev_printk(KERN_INFO, SDp, "OnStream tapes are no longer supported;\n"); sdev_printk(KERN_INFO, SDp, diff --git a/drivers/scsi/stex.c b/drivers/scsi/stex.c index e6420f2127ce..8def242675ef 100644 --- a/drivers/scsi/stex.c +++ b/drivers/scsi/stex.c @@ -665,16 +665,17 @@ static int stex_queuecommand_lck(struct scsi_cmnd *cmd) return 0; case PASSTHRU_CMD: if (cmd->cmnd[1] == PASSTHRU_GET_DRVVER) { - struct st_drvver ver; + const struct st_drvver ver = { + .major = ST_VER_MAJOR, + .minor = ST_VER_MINOR, + .oem = ST_OEM, + .build = ST_BUILD_VER, + .signature[0] = PASSTHRU_SIGNATURE, + .console_id = host->max_id - 1, + .host_no = hba->host->host_no, + }; size_t cp_len = sizeof(ver); - ver.major = ST_VER_MAJOR; - ver.minor = ST_VER_MINOR; - ver.oem = ST_OEM; - ver.build = ST_BUILD_VER; - ver.signature[0] = PASSTHRU_SIGNATURE; - ver.console_id = host->max_id - 1; - ver.host_no = hba->host->host_no; cp_len = scsi_sg_copy_from_buffer(cmd, &ver, cp_len); if (sizeof(ver) == cp_len) cmd->result = DID_OK << 16; diff --git a/drivers/scsi/storvsc_drv.c b/drivers/scsi/storvsc_drv.c index 8ced292c4b96..573f89eade3b 100644 --- a/drivers/scsi/storvsc_drv.c +++ b/drivers/scsi/storvsc_drv.c @@ -1029,7 +1029,7 @@ do_work: */ wrk = kmalloc(sizeof(struct storvsc_scan_work), GFP_ATOMIC); if (!wrk) { - set_host_byte(scmnd, DID_TARGET_FAILURE); + set_host_byte(scmnd, DID_BAD_TARGET); return; } diff --git a/drivers/scsi/virtio_scsi.c b/drivers/scsi/virtio_scsi.c index 077a8e24bd28..2a79ab16134b 100644 --- a/drivers/scsi/virtio_scsi.c +++ b/drivers/scsi/virtio_scsi.c @@ -141,10 +141,10 @@ static void virtscsi_complete_cmd(struct virtio_scsi *vscsi, void *buf) set_host_byte(sc, DID_TRANSPORT_DISRUPTED); break; case VIRTIO_SCSI_S_TARGET_FAILURE: - set_host_byte(sc, DID_TARGET_FAILURE); + set_host_byte(sc, DID_BAD_TARGET); break; case VIRTIO_SCSI_S_NEXUS_FAILURE: - set_host_byte(sc, DID_NEXUS_FAILURE); + set_status_byte(sc, SAM_STAT_RESERVATION_CONFLICT); break; default: scmd_printk(KERN_WARNING, sc, "Unknown response %d", diff --git a/drivers/scsi/wd33c93.c b/drivers/scsi/wd33c93.c index 3fe562047d85..e4fafc77bd20 100644 --- a/drivers/scsi/wd33c93.c +++ b/drivers/scsi/wd33c93.c @@ -162,65 +162,6 @@ module_param(setup_strings, charp, 0); static void wd33c93_execute(struct Scsi_Host *instance); -#ifdef CONFIG_WD33C93_PIO -static inline uchar -read_wd33c93(const wd33c93_regs regs, uchar reg_num) -{ - uchar data; - - outb(reg_num, regs.SASR); - data = inb(regs.SCMD); - return data; -} - -static inline unsigned long -read_wd33c93_count(const wd33c93_regs regs) -{ - unsigned long value; - - outb(WD_TRANSFER_COUNT_MSB, regs.SASR); - value = inb(regs.SCMD) << 16; - value |= inb(regs.SCMD) << 8; - value |= inb(regs.SCMD); - return value; -} - -static inline uchar -read_aux_stat(const wd33c93_regs regs) -{ - return inb(regs.SASR); -} - -static inline void -write_wd33c93(const wd33c93_regs regs, uchar reg_num, uchar value) -{ - outb(reg_num, regs.SASR); - outb(value, regs.SCMD); -} - -static inline void -write_wd33c93_count(const wd33c93_regs regs, unsigned long value) -{ - outb(WD_TRANSFER_COUNT_MSB, regs.SASR); - outb((value >> 16) & 0xff, regs.SCMD); - outb((value >> 8) & 0xff, regs.SCMD); - outb( value & 0xff, regs.SCMD); -} - -#define write_wd33c93_cmd(regs, cmd) \ - write_wd33c93((regs), WD_COMMAND, (cmd)) - -static inline void -write_wd33c93_cdb(const wd33c93_regs regs, uint len, uchar cmnd[]) -{ - int i; - - outb(WD_CDB_1, regs.SASR); - for (i=0; it10_alua.tg_pt_gps_lock); list_for_each_entry(tg_pt_gp, &dev->t10_alua.tg_pt_gps_list, tg_pt_gp_list) { + /* Skip empty port groups */ + if (!tg_pt_gp->tg_pt_gp_members) + continue; /* * Check if the Target port group and Target port descriptor list * based on tg_pt_gp_members count will fit into the response payload. diff --git a/drivers/target/target_core_internal.h b/drivers/target/target_core_internal.h index a889a6237d9c..30fcf69e1a1d 100644 --- a/drivers/target/target_core_internal.h +++ b/drivers/target/target_core_internal.h @@ -133,8 +133,6 @@ struct se_node_acl *core_tpg_add_initiator_node_acl(struct se_portal_group *tpg, void core_tpg_del_initiator_node_acl(struct se_node_acl *acl); /* target_core_transport.c */ -extern struct kmem_cache *se_tmr_req_cache; - int init_se_kmem_caches(void); void release_se_kmem_caches(void); u32 scsi_get_new_index(scsi_index_t); diff --git a/drivers/target/target_core_pscsi.c b/drivers/target/target_core_pscsi.c index 8a7306e5e133..69a4c9581e80 100644 --- a/drivers/target/target_core_pscsi.c +++ b/drivers/target/target_core_pscsi.c @@ -500,7 +500,7 @@ static int pscsi_configure_device(struct se_device *dev) continue; /* * Functions will release the held struct scsi_host->host_lock - * before calling calling pscsi_add_device_to_list() to register + * before calling pscsi_add_device_to_list() to register * struct scsi_device with target_core_mod. */ switch (sd->type) { diff --git a/drivers/target/target_core_spc.c b/drivers/target/target_core_spc.c index c14441c89bed..7cca3b15472b 100644 --- a/drivers/target/target_core_spc.c +++ b/drivers/target/target_core_spc.c @@ -115,6 +115,12 @@ spc_emulate_inquiry_std(struct se_cmd *cmd, unsigned char *buf) buf[5] |= 0x1; } + /* + * Set MULTIP bit to indicate presence of multiple SCSI target ports + */ + if (dev->export_count > 1) + buf[6] |= 0x10; + buf[7] = 0x2; /* CmdQue=1 */ /* diff --git a/drivers/ufs/core/ufs-sysfs.c b/drivers/ufs/core/ufs-sysfs.c index 0a088b47d557..53aea56d1de1 100644 --- a/drivers/ufs/core/ufs-sysfs.c +++ b/drivers/ufs/core/ufs-sysfs.c @@ -225,12 +225,13 @@ static ssize_t wb_on_store(struct device *dev, struct device_attribute *attr, unsigned int wb_enable; ssize_t res; - if (!ufshcd_is_wb_allowed(hba) || ufshcd_is_clkscaling_supported(hba)) { + if (!ufshcd_is_wb_allowed(hba) || (ufshcd_is_clkscaling_supported(hba) + && ufshcd_enable_wb_if_scaling_up(hba))) { /* * If the platform supports UFSHCD_CAP_CLK_SCALING, turn WB * on/off will be done while clock scaling up/down. */ - dev_warn(dev, "To control WB through wb_on is not allowed!\n"); + dev_warn(dev, "It is not allowed to configure WB!\n"); return -EOPNOTSUPP; } @@ -254,6 +255,49 @@ out: return res < 0 ? res : count; } +static ssize_t enable_wb_buf_flush_show(struct device *dev, + struct device_attribute *attr, + char *buf) +{ + struct ufs_hba *hba = dev_get_drvdata(dev); + + return sysfs_emit(buf, "%d\n", hba->dev_info.wb_buf_flush_enabled); +} + +static ssize_t enable_wb_buf_flush_store(struct device *dev, + struct device_attribute *attr, + const char *buf, size_t count) +{ + struct ufs_hba *hba = dev_get_drvdata(dev); + unsigned int enable_wb_buf_flush; + ssize_t res; + + if (!ufshcd_is_wb_buf_flush_allowed(hba)) { + dev_warn(dev, "It is not allowed to configure WB buf flushing!\n"); + return -EOPNOTSUPP; + } + + if (kstrtouint(buf, 0, &enable_wb_buf_flush)) + return -EINVAL; + + if (enable_wb_buf_flush != 0 && enable_wb_buf_flush != 1) + return -EINVAL; + + down(&hba->host_sem); + if (!ufshcd_is_user_access_allowed(hba)) { + res = -EBUSY; + goto out; + } + + ufshcd_rpm_get_sync(hba); + res = ufshcd_wb_toggle_buf_flush(hba, enable_wb_buf_flush); + ufshcd_rpm_put_sync(hba); + +out: + up(&hba->host_sem); + return res < 0 ? res : count; +} + static DEVICE_ATTR_RW(rpm_lvl); static DEVICE_ATTR_RO(rpm_target_dev_state); static DEVICE_ATTR_RO(rpm_target_link_state); @@ -262,6 +306,7 @@ static DEVICE_ATTR_RO(spm_target_dev_state); static DEVICE_ATTR_RO(spm_target_link_state); static DEVICE_ATTR_RW(auto_hibern8); static DEVICE_ATTR_RW(wb_on); +static DEVICE_ATTR_RW(enable_wb_buf_flush); static struct attribute *ufs_sysfs_ufshcd_attrs[] = { &dev_attr_rpm_lvl.attr, @@ -272,6 +317,7 @@ static struct attribute *ufs_sysfs_ufshcd_attrs[] = { &dev_attr_spm_target_link_state.attr, &dev_attr_auto_hibern8.attr, &dev_attr_wb_on.attr, + &dev_attr_enable_wb_buf_flush.attr, NULL }; @@ -279,6 +325,40 @@ static const struct attribute_group ufs_sysfs_default_group = { .attrs = ufs_sysfs_ufshcd_attrs, }; +static ssize_t clock_scaling_show(struct device *dev, struct device_attribute *attr, + char *buf) +{ + struct ufs_hba *hba = dev_get_drvdata(dev); + + return sysfs_emit(buf, "%d\n", ufshcd_is_clkscaling_supported(hba)); +} + +static ssize_t write_booster_show(struct device *dev, struct device_attribute *attr, + char *buf) +{ + struct ufs_hba *hba = dev_get_drvdata(dev); + + return sysfs_emit(buf, "%d\n", ufshcd_is_wb_allowed(hba)); +} + +static DEVICE_ATTR_RO(clock_scaling); +static DEVICE_ATTR_RO(write_booster); + +/* + * See Documentation/ABI/testing/sysfs-driver-ufs for the semantics of this + * group. + */ +static struct attribute *ufs_sysfs_capabilities_attrs[] = { + &dev_attr_clock_scaling.attr, + &dev_attr_write_booster.attr, + NULL +}; + +static const struct attribute_group ufs_sysfs_capabilities_group = { + .name = "capabilities", + .attrs = ufs_sysfs_capabilities_attrs, +}; + static ssize_t monitor_enable_show(struct device *dev, struct device_attribute *attr, char *buf) { @@ -1134,6 +1214,7 @@ static const struct attribute_group ufs_sysfs_attributes_group = { static const struct attribute_group *ufs_sysfs_groups[] = { &ufs_sysfs_default_group, + &ufs_sysfs_capabilities_group, &ufs_sysfs_monitor_group, &ufs_sysfs_device_descriptor_group, &ufs_sysfs_interconnect_descriptor_group, diff --git a/drivers/ufs/core/ufshcd-priv.h b/drivers/ufs/core/ufshcd-priv.h index 8f67db202d7b..f68ca33f6ac7 100644 --- a/drivers/ufs/core/ufshcd-priv.h +++ b/drivers/ufs/core/ufshcd-priv.h @@ -26,6 +26,12 @@ static inline u8 ufshcd_wb_get_query_index(struct ufs_hba *hba) return 0; } +static inline bool ufshcd_is_wb_buf_flush_allowed(struct ufs_hba *hba) +{ + return ufshcd_is_wb_allowed(hba) && + !(hba->quirks & UFSHCI_QUIRK_SKIP_MANUAL_WB_FLUSH_CTRL); +} + #ifdef CONFIG_SCSI_UFS_HWMON void ufs_hwmon_probe(struct ufs_hba *hba, u8 mask); void ufs_hwmon_remove(struct ufs_hba *hba); @@ -36,6 +42,11 @@ static inline void ufs_hwmon_remove(struct ufs_hba *hba) {} static inline void ufs_hwmon_notify_event(struct ufs_hba *hba, u8 ee_mask) {} #endif +int ufshcd_query_descriptor_retry(struct ufs_hba *hba, + enum query_opcode opcode, + enum desc_idn idn, u8 index, + u8 selector, + u8 *desc_buf, int *buf_len); int ufshcd_read_desc_param(struct ufs_hba *hba, enum desc_idn desc_id, int desc_index, diff --git a/drivers/ufs/core/ufshcd.c b/drivers/ufs/core/ufshcd.c index 9538832b03a0..7256e6c43ca6 100644 --- a/drivers/ufs/core/ufshcd.c +++ b/drivers/ufs/core/ufshcd.c @@ -21,6 +21,7 @@ #include #include #include +#include #include #include #include @@ -265,8 +266,8 @@ static int ufshcd_setup_vreg(struct ufs_hba *hba, bool on); static inline int ufshcd_config_vreg_hpm(struct ufs_hba *hba, struct ufs_vreg *vreg); static int ufshcd_try_to_abort_task(struct ufs_hba *hba, int tag); -static void ufshcd_wb_toggle_flush_during_h8(struct ufs_hba *hba, bool set); -static inline void ufshcd_wb_toggle_flush(struct ufs_hba *hba, bool enable); +static void ufshcd_wb_toggle_buf_flush_during_h8(struct ufs_hba *hba, + bool enable); static void ufshcd_hba_vreg_set_lpm(struct ufs_hba *hba); static void ufshcd_hba_vreg_set_hpm(struct ufs_hba *hba); @@ -286,16 +287,17 @@ static inline void ufshcd_disable_irq(struct ufs_hba *hba) } } -static inline void ufshcd_wb_config(struct ufs_hba *hba) +static void ufshcd_configure_wb(struct ufs_hba *hba) { if (!ufshcd_is_wb_allowed(hba)) return; ufshcd_wb_toggle(hba, true); - ufshcd_wb_toggle_flush_during_h8(hba, true); - if (!(hba->quirks & UFSHCI_QUIRK_SKIP_MANUAL_WB_FLUSH_CTRL)) - ufshcd_wb_toggle_flush(hba, true); + ufshcd_wb_toggle_buf_flush_during_h8(hba, true); + + if (ufshcd_is_wb_buf_flush_allowed(hba)) + ufshcd_wb_toggle_buf_flush(hba, true); } static void ufshcd_scsi_unblock_requests(struct ufs_hba *hba) @@ -457,7 +459,7 @@ static void ufshcd_print_evt(struct ufs_hba *hba, u32 id, if (e->tstamp[p] == 0) continue; dev_err(hba->dev, "%s[%d] = 0x%x at %lld us\n", err_name, p, - e->val[p], ktime_to_us(e->tstamp[p])); + e->val[p], div_u64(e->tstamp[p], 1000)); found = true; } @@ -502,9 +504,9 @@ void ufshcd_print_trs(struct ufs_hba *hba, unsigned long bitmap, bool pr_prdt) lrbp = &hba->lrb[tag]; dev_err(hba->dev, "UPIU[%d] - issue time %lld us\n", - tag, ktime_to_us(lrbp->issue_time_stamp)); + tag, div_u64(lrbp->issue_time_stamp_local_clock, 1000)); dev_err(hba->dev, "UPIU[%d] - complete time %lld us\n", - tag, ktime_to_us(lrbp->compl_time_stamp)); + tag, div_u64(lrbp->compl_time_stamp_local_clock, 1000)); dev_err(hba->dev, "UPIU[%d] - Transfer Request Descriptor phys@0x%llx\n", tag, (u64)lrbp->utrd_dma_addr); @@ -566,10 +568,10 @@ static void ufshcd_print_host_state(struct ufs_hba *hba) dev_err(hba->dev, "Clk gate=%d\n", hba->clk_gating.state); dev_err(hba->dev, "last_hibern8_exit_tstamp at %lld us, hibern8_exit_cnt=%d\n", - ktime_to_us(hba->ufs_stats.last_hibern8_exit_tstamp), + div_u64(hba->ufs_stats.last_hibern8_exit_tstamp, 1000), hba->ufs_stats.hibern8_exit_cnt); dev_err(hba->dev, "last intr at %lld us, last intr status=0x%x\n", - ktime_to_us(hba->ufs_stats.last_intr_ts), + div_u64(hba->ufs_stats.last_intr_ts, 1000), hba->ufs_stats.last_intr_status); dev_err(hba->dev, "error handling flags=0x%x, req. abort count=%d\n", hba->eh_flags, hba->req_abort_count); @@ -1298,9 +1300,11 @@ static int ufshcd_devfreq_scale(struct ufs_hba *hba, bool scale_up) } /* Enable Write Booster if we have scaled up else disable it */ - downgrade_write(&hba->clk_scaling_lock); - is_writelock = false; - ufshcd_wb_toggle(hba, scale_up); + if (ufshcd_enable_wb_if_scaling_up(hba)) { + downgrade_write(&hba->clk_scaling_lock); + is_writelock = false; + ufshcd_wb_toggle(hba, scale_up); + } out_unprepare: ufshcd_clock_scaling_unprepare(hba, is_writelock); @@ -2140,7 +2144,9 @@ void ufshcd_send_command(struct ufs_hba *hba, unsigned int task_tag) unsigned long flags; lrbp->issue_time_stamp = ktime_get(); + lrbp->issue_time_stamp_local_clock = local_clock(); lrbp->compl_time_stamp = ktime_set(0, 0); + lrbp->compl_time_stamp_local_clock = 0; ufshcd_add_command_trace(hba, task_tag, UFS_CMD_SEND); ufshcd_clk_scaling_start_busy(hba); if (unlikely(ufshcd_should_inform_monitor(hba, lrbp))) @@ -4219,7 +4225,7 @@ int ufshcd_uic_hibern8_exit(struct ufs_hba *hba) } else { ufshcd_vops_hibern8_notify(hba, UIC_CMD_DME_HIBER_EXIT, POST_CHANGE); - hba->ufs_stats.last_hibern8_exit_tstamp = ktime_get(); + hba->ufs_stats.last_hibern8_exit_tstamp = local_clock(); hba->ufs_stats.hibern8_exit_cnt++; } @@ -4721,7 +4727,7 @@ void ufshcd_update_evt_hist(struct ufs_hba *hba, u32 id, u32 val) e = &hba->ufs_stats.event[id]; e->val[e->pos] = val; - e->tstamp[e->pos] = ktime_get(); + e->tstamp[e->pos] = local_clock(); e->cnt += 1; e->pos = (e->pos + 1) % UFS_EVENT_HIST_LENGTH; @@ -5354,6 +5360,7 @@ static void __ufshcd_transfer_req_compl(struct ufs_hba *hba, for_each_set_bit(index, &completed_reqs, hba->nutrs) { lrbp = &hba->lrb[index]; lrbp->compl_time_stamp = ktime_get(); + lrbp->compl_time_stamp_local_clock = local_clock(); cmd = lrbp->cmd; if (cmd) { if (unlikely(ufshcd_should_inform_monitor(hba, lrbp))) @@ -5749,60 +5756,60 @@ int ufshcd_wb_toggle(struct ufs_hba *hba, bool enable) { int ret; - if (!ufshcd_is_wb_allowed(hba)) - return 0; - - if (!(enable ^ hba->dev_info.wb_enabled)) + if (!ufshcd_is_wb_allowed(hba) || + hba->dev_info.wb_enabled == enable) return 0; ret = __ufshcd_wb_toggle(hba, enable, QUERY_FLAG_IDN_WB_EN); if (ret) { - dev_err(hba->dev, "%s Write Booster %s failed %d\n", - __func__, enable ? "enable" : "disable", ret); + dev_err(hba->dev, "%s: Write Booster %s failed %d\n", + __func__, enable ? "enabling" : "disabling", ret); return ret; } hba->dev_info.wb_enabled = enable; - dev_dbg(hba->dev, "%s Write Booster %s\n", + dev_dbg(hba->dev, "%s: Write Booster %s\n", __func__, enable ? "enabled" : "disabled"); return ret; } -static void ufshcd_wb_toggle_flush_during_h8(struct ufs_hba *hba, bool set) +static void ufshcd_wb_toggle_buf_flush_during_h8(struct ufs_hba *hba, + bool enable) { int ret; - ret = __ufshcd_wb_toggle(hba, set, + ret = __ufshcd_wb_toggle(hba, enable, QUERY_FLAG_IDN_WB_BUFF_FLUSH_DURING_HIBERN8); if (ret) { - dev_err(hba->dev, "%s: WB-Buf Flush during H8 %s failed: %d\n", - __func__, set ? "enable" : "disable", ret); + dev_err(hba->dev, "%s: WB-Buf Flush during H8 %s failed %d\n", + __func__, enable ? "enabling" : "disabling", ret); return; } - dev_dbg(hba->dev, "%s WB-Buf Flush during H8 %s\n", - __func__, set ? "enabled" : "disabled"); + dev_dbg(hba->dev, "%s: WB-Buf Flush during H8 %s\n", + __func__, enable ? "enabled" : "disabled"); } -static inline void ufshcd_wb_toggle_flush(struct ufs_hba *hba, bool enable) +int ufshcd_wb_toggle_buf_flush(struct ufs_hba *hba, bool enable) { int ret; if (!ufshcd_is_wb_allowed(hba) || hba->dev_info.wb_buf_flush_enabled == enable) - return; + return 0; ret = __ufshcd_wb_toggle(hba, enable, QUERY_FLAG_IDN_WB_BUFF_FLUSH_EN); if (ret) { - dev_err(hba->dev, "%s WB-Buf Flush %s failed %d\n", __func__, - enable ? "enable" : "disable", ret); - return; + dev_err(hba->dev, "%s: WB-Buf Flush %s failed %d\n", + __func__, enable ? "enabling" : "disabling", ret); + return ret; } hba->dev_info.wb_buf_flush_enabled = enable; - - dev_dbg(hba->dev, "%s WB-Buf Flush %s\n", + dev_dbg(hba->dev, "%s: WB-Buf Flush %s\n", __func__, enable ? "enabled" : "disabled"); + + return ret; } static bool ufshcd_wb_presrv_usrspc_keep_vcc_on(struct ufs_hba *hba, @@ -5817,7 +5824,7 @@ static bool ufshcd_wb_presrv_usrspc_keep_vcc_on(struct ufs_hba *hba, QUERY_ATTR_IDN_CURR_WB_BUFF_SIZE, index, 0, &cur_buf); if (ret) { - dev_err(hba->dev, "%s dCurWriteBoosterBufferSize read failed %d\n", + dev_err(hba->dev, "%s: dCurWriteBoosterBufferSize read failed %d\n", __func__, ret); return false; } @@ -5833,10 +5840,10 @@ static bool ufshcd_wb_presrv_usrspc_keep_vcc_on(struct ufs_hba *hba, static void ufshcd_wb_force_disable(struct ufs_hba *hba) { - if (!(hba->quirks & UFSHCI_QUIRK_SKIP_MANUAL_WB_FLUSH_CTRL)) - ufshcd_wb_toggle_flush(hba, false); + if (ufshcd_is_wb_buf_flush_allowed(hba)) + ufshcd_wb_toggle_buf_flush(hba, false); - ufshcd_wb_toggle_flush_during_h8(hba, false); + ufshcd_wb_toggle_buf_flush_during_h8(hba, false); ufshcd_wb_toggle(hba, false); hba->caps &= ~UFSHCD_CAP_WB_EN; @@ -5902,7 +5909,7 @@ static bool ufshcd_wb_need_flush(struct ufs_hba *hba) QUERY_ATTR_IDN_AVAIL_WB_BUFF_SIZE, index, 0, &avail_buf); if (ret) { - dev_warn(hba->dev, "%s dAvailableWriteBoosterBufferSize read failed %d\n", + dev_warn(hba->dev, "%s: dAvailableWriteBoosterBufferSize read failed %d\n", __func__, ret); return false; } @@ -6642,7 +6649,7 @@ static irqreturn_t ufshcd_intr(int irq, void *__hba) intr_status = ufshcd_readl(hba, REG_INTERRUPT_STATUS); hba->ufs_stats.last_intr_status = intr_status; - hba->ufs_stats.last_intr_ts = ktime_get(); + hba->ufs_stats.last_intr_ts = local_clock(); /* * There could be max of hba->nutrs reqs in flight and in worst case @@ -8233,7 +8240,9 @@ static int ufshcd_probe_hba(struct ufs_hba *hba, bool init_dev_params) */ ufshcd_set_active_icc_lvl(hba); - ufshcd_wb_config(hba); + /* Enable UFS Write Booster if supported */ + ufshcd_configure_wb(hba); + if (hba->ee_usr_mask) ufshcd_write_ee_control(hba); /* Enable Auto-Hibernate if configured */ diff --git a/drivers/ufs/host/ufs-mediatek-trace.h b/drivers/ufs/host/ufs-mediatek-trace.h index 7e010848dc99..b5f2ec314074 100644 --- a/drivers/ufs/host/ufs-mediatek-trace.h +++ b/drivers/ufs/host/ufs-mediatek-trace.h @@ -24,9 +24,32 @@ TRACE_EVENT(ufs_mtk_event, __entry->data = data; ), - TP_printk("ufs:event=%u data=%u", + TP_printk("ufs: event=%u data=%u", __entry->type, __entry->data) - ); +); + +TRACE_EVENT(ufs_mtk_clk_scale, + TP_PROTO(const char *name, bool scale_up, unsigned long clk_rate), + TP_ARGS(name, scale_up, clk_rate), + + TP_STRUCT__entry( + __field(const char*, name) + __field(bool, scale_up) + __field(unsigned long, clk_rate) + ), + + TP_fast_assign( + __entry->name = name; + __entry->scale_up = scale_up; + __entry->clk_rate = clk_rate; + ), + + TP_printk("ufs: clk (%s) scaled %s @ %lu", + __entry->name, + __entry->scale_up ? "up" : "down", + __entry->clk_rate) +); + #endif #undef TRACE_INCLUDE_PATH diff --git a/drivers/ufs/host/ufs-mediatek.c b/drivers/ufs/host/ufs-mediatek.c index c958279bdd8f..7309f3f87eac 100644 --- a/drivers/ufs/host/ufs-mediatek.c +++ b/drivers/ufs/host/ufs-mediatek.c @@ -19,7 +19,6 @@ #include #include #include -#include #include #include @@ -47,6 +46,44 @@ static const struct of_device_id ufs_mtk_of_match[] = { {}, }; +/* + * Details of UIC Errors + */ +static const char *const ufs_uic_err_str[] = { + "PHY Adapter Layer", + "Data Link Layer", + "Network Link Layer", + "Transport Link Layer", + "DME" +}; + +static const char *const ufs_uic_pa_err_str[] = { + "PHY error on Lane 0", + "PHY error on Lane 1", + "PHY error on Lane 2", + "PHY error on Lane 3", + "Generic PHY Adapter Error. This should be the LINERESET indication" +}; + +static const char *const ufs_uic_dl_err_str[] = { + "NAC_RECEIVED", + "TCx_REPLAY_TIMER_EXPIRED", + "AFCx_REQUEST_TIMER_EXPIRED", + "FCx_PROTECTION_TIMER_EXPIRED", + "CRC_ERROR", + "RX_BUFFER_OVERFLOW", + "MAX_FRAME_LENGTH_EXCEEDED", + "WRONG_SEQUENCE_NUMBER", + "AFC_FRAME_SYNTAX_ERROR", + "NAC_FRAME_SYNTAX_ERROR", + "EOF_SYNTAX_ERROR", + "FRAME_SYNTAX_ERROR", + "BAD_CTRL_SYMBOL_TYPE", + "PA_INIT_ERROR", + "PA_ERROR_IND_RECEIVED", + "PA_INIT" +}; + static bool ufs_mtk_is_boost_crypt_enabled(struct ufs_hba *hba) { struct ufs_mtk_host *host = ufshcd_get_variant(hba); @@ -598,6 +635,12 @@ static void ufs_mtk_boost_pm_qos(struct ufs_hba *hba, bool boost) boost ? 0 : PM_QOS_DEFAULT_VALUE); } +static void ufs_mtk_scale_perf(struct ufs_hba *hba, bool scale_up) +{ + ufs_mtk_boost_crypt(hba, scale_up); + ufs_mtk_boost_pm_qos(hba, scale_up); +} + static void ufs_mtk_pwr_ctrl(struct ufs_hba *hba, bool on) { struct ufs_mtk_host *host = ufshcd_get_variant(hba); @@ -605,11 +648,11 @@ static void ufs_mtk_pwr_ctrl(struct ufs_hba *hba, bool on) if (on) { phy_power_on(host->mphy); ufs_mtk_setup_ref_clk(hba, on); - ufs_mtk_boost_crypt(hba, on); - ufs_mtk_boost_pm_qos(hba, on); + if (!ufshcd_is_clkscaling_supported(hba)) + ufs_mtk_scale_perf(hba, on); } else { - ufs_mtk_boost_pm_qos(hba, on); - ufs_mtk_boost_crypt(hba, on); + if (!ufshcd_is_clkscaling_supported(hba)) + ufs_mtk_scale_perf(hba, on); ufs_mtk_setup_ref_clk(hba, on); phy_power_off(host->mphy); } @@ -695,6 +738,46 @@ static u32 ufs_mtk_get_ufs_hci_version(struct ufs_hba *hba) return hba->ufs_version; } +/** + * ufs_mtk_init_clocks - Init mtk driver private clocks + * + * @hba: per adapter instance + */ +static void ufs_mtk_init_clocks(struct ufs_hba *hba) +{ + struct ufs_mtk_host *host = ufshcd_get_variant(hba); + struct list_head *head = &hba->clk_list_head; + struct ufs_mtk_clk *mclk = &host->mclk; + struct ufs_clk_info *clki, *clki_tmp; + + /* + * Find private clocks and store them in struct ufs_mtk_clk. + * Remove "ufs_sel_min_src" and "ufs_sel_min_src" from list to avoid + * being switched on/off in clock gating. + */ + list_for_each_entry_safe(clki, clki_tmp, head, list) { + if (!strcmp(clki->name, "ufs_sel")) { + host->mclk.ufs_sel_clki = clki; + } else if (!strcmp(clki->name, "ufs_sel_max_src")) { + host->mclk.ufs_sel_max_clki = clki; + clk_disable_unprepare(clki->clk); + list_del(&clki->list); + } else if (!strcmp(clki->name, "ufs_sel_min_src")) { + host->mclk.ufs_sel_min_clki = clki; + clk_disable_unprepare(clki->clk); + list_del(&clki->list); + } + } + + if (!mclk->ufs_sel_clki || !mclk->ufs_sel_max_clki || + !mclk->ufs_sel_min_clki) { + hba->caps &= ~UFSHCD_CAP_CLK_SCALING; + dev_info(hba->dev, + "%s: Clk-scaling not ready. Feature disabled.", + __func__); + } +} + #define MAX_VCC_NAME 30 static int ufs_mtk_vreg_fix_vcc(struct ufs_hba *hba) { @@ -815,12 +898,18 @@ static int ufs_mtk_init(struct ufs_hba *hba) /* Enable WriteBooster */ hba->caps |= UFSHCD_CAP_WB_EN; + + /* Enable clk scaling*/ + hba->caps |= UFSHCD_CAP_CLK_SCALING; + hba->quirks |= UFSHCI_QUIRK_SKIP_MANUAL_WB_FLUSH_CTRL; hba->vps->wb_flush_threshold = UFS_WB_BUF_REMAIN_PERCENT(80); if (host->caps & UFS_MTK_CAP_DISABLE_AH8) hba->caps |= UFSHCD_CAP_HIBERN8_WITH_CLK_GATING; + ufs_mtk_init_clocks(hba); + /* * ufshcd_vops_init() is invoked after * ufshcd_setup_clock(true) in ufshcd_hba_init() thus @@ -833,6 +922,10 @@ static int ufs_mtk_init(struct ufs_hba *hba) host->ip_ver = ufshcd_readl(hba, REG_UFS_MTK_IP_VER); + /* Initialize pm-qos request */ + cpu_latency_qos_add_request(&host->pm_qos_req, PM_QOS_DEFAULT_VALUE); + host->pm_qos_init = true; + goto out; out_variant_clear: @@ -1247,13 +1340,16 @@ fail: static void ufs_mtk_dbg_register_dump(struct ufs_hba *hba) { - ufshcd_dump_regs(hba, REG_UFS_REFCLK_CTRL, 0x4, "Ref-Clk Ctrl "); + /* Dump ufshci register 0x140 ~ 0x14C */ + ufshcd_dump_regs(hba, REG_UFS_XOUFS_CTRL, 0x10, + "XOUFS Ctrl (0x140): "); ufshcd_dump_regs(hba, REG_UFS_EXTREG, 0x4, "Ext Reg "); + /* Dump ufshci register 0x2200 ~ 0x22AC */ ufshcd_dump_regs(hba, REG_UFS_MPHYCTRL, REG_UFS_REJECT_MON - REG_UFS_MPHYCTRL + 4, - "MPHY Ctrl "); + "MPHY Ctrl (0x2200): "); /* Direct debugging information to REG_MTK_PROBE */ ufs_mtk_dbg_sel(hba); @@ -1310,8 +1406,101 @@ static void ufs_mtk_event_notify(struct ufs_hba *hba, enum ufs_event_type evt, void *data) { unsigned int val = *(u32 *)data; + unsigned long reg; + u8 bit; trace_ufs_mtk_event(evt, val); + + /* Print details of UIC Errors */ + if (evt <= UFS_EVT_DME_ERR) { + dev_info(hba->dev, + "Host UIC Error Code (%s): %08x\n", + ufs_uic_err_str[evt], val); + reg = val; + } + + if (evt == UFS_EVT_PA_ERR) { + for_each_set_bit(bit, ®, ARRAY_SIZE(ufs_uic_pa_err_str)) + dev_info(hba->dev, "%s\n", ufs_uic_pa_err_str[bit]); + } + + if (evt == UFS_EVT_DL_ERR) { + for_each_set_bit(bit, ®, ARRAY_SIZE(ufs_uic_dl_err_str)) + dev_info(hba->dev, "%s\n", ufs_uic_dl_err_str[bit]); + } +} + +static void ufs_mtk_config_scaling_param(struct ufs_hba *hba, + struct devfreq_dev_profile *profile, + struct devfreq_simple_ondemand_data *data) +{ + /* Customize min gear in clk scaling */ + hba->clk_scaling.min_gear = UFS_HS_G4; + + hba->vps->devfreq_profile.polling_ms = 200; + hba->vps->ondemand_data.upthreshold = 50; + hba->vps->ondemand_data.downdifferential = 20; +} + +/** + * ufs_mtk_clk_scale - Internal clk scaling operation + * + * MTK platform supports clk scaling by switching parent of ufs_sel(mux). + * The ufs_sel downstream to ufs_ck which feeds directly to UFS hardware. + * Max and min clocks rate of ufs_sel defined in dts should match rate of + * "ufs_sel_max_src" and "ufs_sel_min_src" respectively. + * This prevent changing rate of pll clock that is shared between modules. + * + * @hba: per adapter instance + * @scale_up: True for scaling up and false for scaling down + */ +static void ufs_mtk_clk_scale(struct ufs_hba *hba, bool scale_up) +{ + struct ufs_mtk_host *host = ufshcd_get_variant(hba); + struct ufs_mtk_clk *mclk = &host->mclk; + struct ufs_clk_info *clki = mclk->ufs_sel_clki; + int ret = 0; + + ret = clk_prepare_enable(clki->clk); + if (ret) { + dev_info(hba->dev, + "clk_prepare_enable() fail, ret: %d\n", ret); + return; + } + + if (scale_up) { + ret = clk_set_parent(clki->clk, mclk->ufs_sel_max_clki->clk); + clki->curr_freq = clki->max_freq; + } else { + ret = clk_set_parent(clki->clk, mclk->ufs_sel_min_clki->clk); + clki->curr_freq = clki->min_freq; + } + + if (ret) { + dev_info(hba->dev, + "Failed to set ufs_sel_clki, ret: %d\n", ret); + } + + clk_disable_unprepare(clki->clk); + + trace_ufs_mtk_clk_scale(clki->name, scale_up, clk_get_rate(clki->clk)); +} + +static int ufs_mtk_clk_scale_notify(struct ufs_hba *hba, bool scale_up, + enum ufs_notify_change_status status) +{ + if (!ufshcd_is_clkscaling_supported(hba)) + return 0; + + if (status == PRE_CHANGE) { + /* Switch parent before clk_set_rate() */ + ufs_mtk_clk_scale(hba, scale_up); + } else { + /* Request interrupt latency QoS accordingly */ + ufs_mtk_scale_perf(hba, scale_up); + } + + return 0; } /* @@ -1335,6 +1524,8 @@ static const struct ufs_hba_variant_ops ufs_hba_mtk_vops = { .dbg_register_dump = ufs_mtk_dbg_register_dump, .device_reset = ufs_mtk_device_reset, .event_notify = ufs_mtk_event_notify, + .config_scaling_param = ufs_mtk_config_scaling_param, + .clk_scale_notify = ufs_mtk_clk_scale_notify, }; /** diff --git a/drivers/ufs/host/ufs-mediatek.h b/drivers/ufs/host/ufs-mediatek.h index aa26d415527b..2fc6d7b87694 100644 --- a/drivers/ufs/host/ufs-mediatek.h +++ b/drivers/ufs/host/ufs-mediatek.h @@ -124,6 +124,12 @@ struct ufs_mtk_crypt_cfg { int vcore_volt; }; +struct ufs_mtk_clk { + struct ufs_clk_info *ufs_sel_clki; /* Mux */ + struct ufs_clk_info *ufs_sel_max_clki; /* Max src */ + struct ufs_clk_info *ufs_sel_min_clki; /* Min src */ +}; + struct ufs_mtk_hw_ver { u8 step; u8 minor; @@ -139,6 +145,7 @@ struct ufs_mtk_host { struct reset_control *crypto_reset; struct ufs_hba *hba; struct ufs_mtk_crypt_cfg *crypt; + struct ufs_mtk_clk mclk; struct ufs_mtk_hw_ver hw_ver; enum ufs_mtk_host_caps caps; bool mphy_powered_on; diff --git a/drivers/ufs/host/ufs-qcom.c b/drivers/ufs/host/ufs-qcom.c index 473fad83701e..8ad1415e10b6 100644 --- a/drivers/ufs/host/ufs-qcom.c +++ b/drivers/ufs/host/ufs-qcom.c @@ -846,7 +846,7 @@ static void ufs_qcom_set_caps(struct ufs_hba *hba) struct ufs_qcom_host *host = ufshcd_get_variant(hba); hba->caps |= UFSHCD_CAP_CLK_GATING | UFSHCD_CAP_HIBERN8_WITH_CLK_GATING; - hba->caps |= UFSHCD_CAP_CLK_SCALING; + hba->caps |= UFSHCD_CAP_CLK_SCALING | UFSHCD_CAP_WB_WITH_CLK_SCALING; hba->caps |= UFSHCD_CAP_AUTO_BKOPS_SUSPEND; hba->caps |= UFSHCD_CAP_WB_EN; hba->caps |= UFSHCD_CAP_CRYPTO; diff --git a/drivers/usb/storage/uas.c b/drivers/usb/storage/uas.c index 84dc270f6f73..de3836412bf3 100644 --- a/drivers/usb/storage/uas.c +++ b/drivers/usb/storage/uas.c @@ -283,7 +283,7 @@ static bool uas_evaluate_response_iu(struct response_iu *riu, struct scsi_cmnd * set_host_byte(cmnd, DID_OK); break; case RC_TMF_NOT_SUPPORTED: - set_host_byte(cmnd, DID_TARGET_FAILURE); + set_host_byte(cmnd, DID_BAD_TARGET); break; default: uas_log_cmd_state(cmnd, "response iu", response_code); diff --git a/drivers/xen/xen-scsiback.c b/drivers/xen/xen-scsiback.c index d3dcda344989..6106ed93817d 100644 --- a/drivers/xen/xen-scsiback.c +++ b/drivers/xen/xen-scsiback.c @@ -333,18 +333,6 @@ static int32_t scsiback_result(int32_t result) case DID_TRANSPORT_FAILFAST: host_status = XEN_VSCSIIF_RSLT_HOST_TRANSPORT_FAILFAST; break; - case DID_TARGET_FAILURE: - host_status = XEN_VSCSIIF_RSLT_HOST_TARGET_FAILURE; - break; - case DID_NEXUS_FAILURE: - host_status = XEN_VSCSIIF_RSLT_HOST_NEXUS_FAILURE; - break; - case DID_ALLOC_FAILURE: - host_status = XEN_VSCSIIF_RSLT_HOST_ALLOC_FAILURE; - break; - case DID_MEDIUM_ERROR: - host_status = XEN_VSCSIIF_RSLT_HOST_MEDIUM_ERROR; - break; case DID_TRANSPORT_MARGINAL: host_status = XEN_VSCSIIF_RSLT_HOST_TRANSPORT_MARGINAL; break; diff --git a/include/linux/trace.h b/include/linux/trace.h index bf169612ffe1..b5e16e438448 100644 --- a/include/linux/trace.h +++ b/include/linux/trace.h @@ -2,8 +2,6 @@ #ifndef _LINUX_TRACE_H #define _LINUX_TRACE_H -#ifdef CONFIG_TRACING - #define TRACE_EXPORT_FUNCTION BIT(0) #define TRACE_EXPORT_EVENT BIT(1) #define TRACE_EXPORT_MARKER BIT(2) @@ -28,6 +26,8 @@ struct trace_export { int flags; }; +#ifdef CONFIG_TRACING + int register_ftrace_export(struct trace_export *export); int unregister_ftrace_export(struct trace_export *export); @@ -48,6 +48,38 @@ void osnoise_arch_unregister(void); void osnoise_trace_irq_entry(int id); void osnoise_trace_irq_exit(int id, const char *desc); +#else /* CONFIG_TRACING */ +static inline int register_ftrace_export(struct trace_export *export) +{ + return -EINVAL; +} +static inline int unregister_ftrace_export(struct trace_export *export) +{ + return 0; +} +static inline void trace_printk_init_buffers(void) +{ +} +static inline int trace_array_printk(struct trace_array *tr, unsigned long ip, + const char *fmt, ...) +{ + return 0; +} +static inline int trace_array_init_printk(struct trace_array *tr) +{ + return -EINVAL; +} +static inline void trace_array_put(struct trace_array *tr) +{ +} +static inline struct trace_array *trace_array_get_by_name(const char *name) +{ + return NULL; +} +static inline int trace_array_destroy(struct trace_array *tr) +{ + return 0; +} #endif /* CONFIG_TRACING */ #endif /* _LINUX_TRACE_H */ diff --git a/include/scsi/scsi_cmnd.h b/include/scsi/scsi_cmnd.h index bac55decf900..7d3622db38ed 100644 --- a/include/scsi/scsi_cmnd.h +++ b/include/scsi/scsi_cmnd.h @@ -201,7 +201,7 @@ static inline unsigned int scsi_get_resid(struct scsi_cmnd *cmd) for_each_sg(scsi_sglist(cmd), sg, nseg, __i) static inline int scsi_sg_copy_from_buffer(struct scsi_cmnd *cmd, - void *buf, int buflen) + const void *buf, int buflen) { return sg_copy_from_buffer(scsi_sglist(cmd), scsi_sg_count(cmd), buf, buflen); diff --git a/include/scsi/scsi_device.h b/include/scsi/scsi_device.h index 2493bd65351a..c36656d8ac6c 100644 --- a/include/scsi/scsi_device.h +++ b/include/scsi/scsi_device.h @@ -231,6 +231,7 @@ struct scsi_device { atomic_t iorequest_cnt; atomic_t iodone_cnt; atomic_t ioerr_cnt; + atomic_t iotmo_cnt; struct device sdev_gendev, sdev_dev; diff --git a/include/scsi/scsi_status.h b/include/scsi/scsi_status.h index 31d30cee1869..9cb85262de64 100644 --- a/include/scsi/scsi_status.h +++ b/include/scsi/scsi_status.h @@ -62,12 +62,12 @@ enum scsi_host_status { * recover the link. Transport class will * retry or fail IO */ DID_TRANSPORT_FAILFAST = 0x0f, /* Transport class fastfailed the io */ - DID_TARGET_FAILURE = 0x10, /* Permanent target failure, do not retry on - * other paths */ - DID_NEXUS_FAILURE = 0x11, /* Permanent nexus failure, retry on other - * paths might yield different results */ - DID_ALLOC_FAILURE = 0x12, /* Space allocation on the device failed */ - DID_MEDIUM_ERROR = 0x13, /* Medium error */ + /* + * We used to have DID_TARGET_FAILURE, DID_NEXUS_FAILURE, + * DID_ALLOC_FAILURE and DID_MEDIUM_ERROR at 0x10 - 0x13. For compat + * with userspace apps that parse the host byte for SG IO, we leave + * that block of codes unused and start at 0x14 below. + */ DID_TRANSPORT_MARGINAL = 0x14, /* Transport marginal errors */ }; diff --git a/include/uapi/scsi/scsi_netlink_fc.h b/include/uapi/scsi/scsi_netlink_fc.h index 7535253f1a96..b46e9cbeb001 100644 --- a/include/uapi/scsi/scsi_netlink_fc.h +++ b/include/uapi/scsi/scsi_netlink_fc.h @@ -35,7 +35,7 @@ * FC Transport Broadcast Event Message : * FC_NL_ASYNC_EVENT * - * Note: if Vendor Unique message, &event_data will be start of + * Note: if Vendor Unique message, event_data_flex will be start of * vendor unique payload, and the length of the payload is * per event_datalen * @@ -50,7 +50,10 @@ struct fc_nl_event { __u16 event_datalen; __u32 event_num; __u32 event_code; - __u32 event_data; + union { + __u32 event_data; + __DECLARE_FLEX_ARRAY(__u8, event_data_flex); + }; } __attribute__((aligned(sizeof(__u64)))); diff --git a/include/ufs/ufshcd.h b/include/ufs/ufshcd.h index 7fe1a926cd99..9f28349ebcff 100644 --- a/include/ufs/ufshcd.h +++ b/include/ufs/ufshcd.h @@ -160,8 +160,10 @@ struct ufs_pm_lvl_states { * @task_tag: Task tag of the command * @lun: LUN of the command * @intr_cmd: Interrupt command (doesn't participate in interrupt aggregation) - * @issue_time_stamp: time stamp for debug purposes - * @compl_time_stamp: time stamp for statistics + * @issue_time_stamp: time stamp for debug purposes (CLOCK_MONOTONIC) + * @issue_time_stamp_local_clock: time stamp for debug purposes (local_clock) + * @compl_time_stamp: time stamp for statistics (CLOCK_MONOTONIC) + * @compl_time_stamp_local_clock: time stamp for debug purposes (local_clock) * @crypto_key_slot: the key slot to use for inline crypto (-1 if none) * @data_unit_num: the data unit number for the first block for inline crypto * @req_abort_skip: skip request abort task flag @@ -185,7 +187,9 @@ struct ufshcd_lrb { u8 lun; /* UPIU LUN id field is only 8-bit wide */ bool intr_cmd; ktime_t issue_time_stamp; + u64 issue_time_stamp_local_clock; ktime_t compl_time_stamp; + u64 compl_time_stamp_local_clock; #ifdef CONFIG_SCSI_UFS_CRYPTO int crypto_key_slot; u64 data_unit_num; @@ -430,7 +434,7 @@ struct ufs_clk_scaling { struct ufs_event_hist { int pos; u32 val[UFS_EVENT_HIST_LENGTH]; - ktime_t tstamp[UFS_EVENT_HIST_LENGTH]; + u64 tstamp[UFS_EVENT_HIST_LENGTH]; unsigned long long cnt; }; @@ -446,10 +450,10 @@ struct ufs_event_hist { */ struct ufs_stats { u32 last_intr_status; - ktime_t last_intr_ts; + u64 last_intr_ts; u32 hibern8_exit_cnt; - ktime_t last_hibern8_exit_tstamp; + u64 last_hibern8_exit_tstamp; struct ufs_event_hist event[UFS_EVT_CNT]; }; @@ -660,6 +664,12 @@ enum ufshcd_caps { * notification if it is supported by the UFS device. */ UFSHCD_CAP_TEMP_NOTIF = 1 << 11, + + /* + * Enable WriteBooster when scaling up the clock and disable + * WriteBooster when scaling the clock down. + */ + UFSHCD_CAP_WB_WITH_CLK_SCALING = 1 << 12, }; struct ufs_hba_variant_params { @@ -1017,6 +1027,11 @@ static inline bool ufshcd_is_wb_allowed(struct ufs_hba *hba) return hba->caps & UFSHCD_CAP_WB_EN; } +static inline bool ufshcd_enable_wb_if_scaling_up(struct ufs_hba *hba) +{ + return hba->caps & UFSHCD_CAP_WB_WITH_CLK_SCALING; +} + #define ufshcd_writel(hba, val, reg) \ writel((val), (hba)->mmio_base + (reg)) #define ufshcd_readl(hba, reg) \ @@ -1160,26 +1175,6 @@ static inline int ufshcd_disable_host_tx_lcc(struct ufs_hba *hba) return ufshcd_dme_set(hba, UIC_ARG_MIB(PA_LOCAL_TX_LCC_ENABLE), 0); } -/* Expose Query-Request API */ -int ufshcd_query_descriptor_retry(struct ufs_hba *hba, - enum query_opcode opcode, - enum desc_idn idn, u8 index, - u8 selector, - u8 *desc_buf, int *buf_len); -int ufshcd_read_desc_param(struct ufs_hba *hba, - enum desc_idn desc_id, - int desc_index, - u8 param_offset, - u8 *param_read_buf, - u8 param_size); -int ufshcd_query_attr_retry(struct ufs_hba *hba, enum query_opcode opcode, - enum attr_idn idn, u8 index, u8 selector, - u32 *attr_val); -int ufshcd_query_attr(struct ufs_hba *hba, enum query_opcode opcode, - enum attr_idn idn, u8 index, u8 selector, u32 *attr_val); -int ufshcd_query_flag(struct ufs_hba *hba, enum query_opcode opcode, - enum flag_idn idn, u8 index, bool *flag_res); - void ufshcd_auto_hibern8_enable(struct ufs_hba *hba); void ufshcd_auto_hibern8_update(struct ufs_hba *hba, u32 ahit); void ufshcd_fixup_dev_quirks(struct ufs_hba *hba, @@ -1211,6 +1206,7 @@ int ufshcd_exec_raw_upiu_cmd(struct ufs_hba *hba, enum query_opcode desc_op); int ufshcd_wb_toggle(struct ufs_hba *hba, bool enable); +int ufshcd_wb_toggle_buf_flush(struct ufs_hba *hba, bool enable); int ufshcd_suspend_prepare(struct device *dev); int __ufshcd_suspend_prepare(struct device *dev, bool rpm_ok_for_spm); void ufshcd_resume_complete(struct device *dev);