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[SCSI] qla2xxx: Implemetation of mctp.

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[jejb: fix up checkpatch errors]
Signed-off-by: Saurav Kashyap <saurav.kashyap@qlogic.com>
Signed-off-by: Chad Dupuis <chad.dupuis@qlogic.com>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
This commit is contained in:
Saurav Kashyap 2012-08-22 14:21:04 -04:00 committed by James Bottomley
parent 7d613ac6ac
commit 81178772b6
7 changed files with 178 additions and 34 deletions
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25
drivers/scsi/qla2xxx/qla_attr.c
View File

@ -26,7 +26,7 @@ qla2x00_sysfs_read_fw_dump(struct file *filp, struct kobject *kobj,
struct qla_hw_data *ha = vha->hw;
int rval = 0;
if (ha->fw_dump_reading == 0)
if (!(ha->fw_dump_reading || ha->mctp_dump_reading))
return 0;
if (IS_QLA82XX(ha)) {
@ -39,9 +39,14 @@ qla2x00_sysfs_read_fw_dump(struct file *filp, struct kobject *kobj,
rval = memory_read_from_buffer(buf, count,
&off, ha->md_dump, ha->md_dump_size);
return rval;
} else
} else if (ha->mctp_dumped && ha->mctp_dump_reading)
return memory_read_from_buffer(buf, count, &off, ha->mctp_dump,
MCTP_DUMP_SIZE);
else if (ha->fw_dump_reading)
return memory_read_from_buffer(buf, count, &off, ha->fw_dump,
ha->fw_dump_len);
else
return 0;
}
static ssize_t
@ -107,6 +112,22 @@ qla2x00_sysfs_write_fw_dump(struct file *filp, struct kobject *kobj,
if (IS_QLA82XX(ha))
set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
break;
case 6:
if (!ha->mctp_dump_reading)
break;
ql_log(ql_log_info, vha, 0x70c1,
"MCTP dump cleared on (%ld).\n", vha->host_no);
ha->mctp_dump_reading = 0;
ha->mctp_dumped = 0;
break;
case 7:
if (ha->mctp_dumped && !ha->mctp_dump_reading) {
ha->mctp_dump_reading = 1;
ql_log(ql_log_info, vha, 0x70c2,
"Raw mctp dump ready for read on (%ld).\n",
vha->host_no);
}
break;
}
return count;
}

10
drivers/scsi/qla2xxx/qla_dbg.c
View File

@ -12,28 +12,30 @@
* | Level | Last Value Used | Holes |
* ----------------------------------------------------------------------
* | Module Init and Probe | 0x0124 | 0x4b,0xba,0xfa |
* | Mailbox commands | 0x114c | 0x111a-0x111b |
* | Mailbox commands | 0x114f | 0x111a-0x111b |
* | | | 0x112c-0x112e |
* | | | 0x113a |
* | Device Discovery | 0x2087 | 0x2020-0x2022 |
* | Queue Command and IO tracing | 0x3030 | 0x3006,0x3008 |
* | | | 0x302d-0x302e |
* | DPC Thread | 0x401c | 0x4002,0x4013 |
* | Async Events | 0x506c | 0x502b-0x502f |
* | Async Events | 0x5071 | 0x502b-0x502f |
* | | | 0x5047,0x5052 |
* | Timer Routines | 0x6011 | |
* | User Space Interactions | 0x70bd | 0x7018,0x702e, |
* | User Space Interactions | 0x70c2 | 0x7018,0x702e, |
* | | | 0x7039,0x7045, |
* | | | 0x7073-0x7075, |
* | | | 0x708c, |
* | | | 0x70a5,0x70a6, |
* | | | 0x70a8,0x70ab, |
* | | | 0x70ad-0x70ae |
* | | | 0x70be-70c0 |
* | Task Management | 0x803c | 0x8025-0x8026 |
* | | | 0x800b,0x8039 |
* | AER/EEH | 0x9011 | |
* | Virtual Port | 0xa007 | |
* | ISP82XX Specific | 0xb080 | 0xb024 |
* | ISP82XX Specific | 0xb084 | 0xb002 |
* | | | 0xb082,0xb083 |
* | MultiQ | 0xc00c | |
* | Misc | 0xd010 | |
* | Target Mode | 0xe06f | |

10
drivers/scsi/qla2xxx/qla_def.h
View File

@ -2765,6 +2765,9 @@ struct qla_hw_data {
#define IS_CT6_SUPPORTED(ha) ((ha)->device_type & DT_CT6_SUPPORTED)
#define IS_MQUE_CAPABLE(ha) ((ha)->mqenable || IS_QLA83XX(ha))
#define IS_BIDI_CAPABLE(ha) ((IS_QLA25XX(ha) || IS_QLA2031(ha)))
/* Bit 21 of fw_attributes decides the MCTP capabilities */
#define IS_MCTP_CAPABLE(ha) (IS_QLA2031(ha) && \
((ha)->fw_attributes_ext[0] & BIT_0))
/* HBA serial number */
uint8_t serial0;
@ -2880,7 +2883,12 @@ struct qla_hw_data {
int fw_dump_reading;
dma_addr_t eft_dma;
void *eft;
/* Current size of mctp dump is 0x086064 bytes */
#define MCTP_DUMP_SIZE 0x086064
dma_addr_t mctp_dump_dma;
void *mctp_dump;
int mctp_dumped;
int mctp_dump_reading;
uint32_t chain_offset;
struct dentry *dfs_dir;
struct dentry *dfs_fce;

4
drivers/scsi/qla2xxx/qla_gbl.h
View File

@ -82,6 +82,7 @@ extern int __qla83xx_get_idc_control(scsi_qla_host_t *, uint32_t *);
extern void qla83xx_idc_audit(scsi_qla_host_t *, int);
extern int qla83xx_nic_core_reset(scsi_qla_host_t *);
extern void qla83xx_reset_ownership(scsi_qla_host_t *);
extern int qla2xxx_mctp_dump(scsi_qla_host_t *);
/*
* Global Data in qla_os.c source file.
@ -399,6 +400,9 @@ qla81xx_set_port_config(scsi_qla_host_t *, uint16_t *);
extern int
qla2x00_port_logout(scsi_qla_host_t *, struct fc_port *);
extern int
qla2x00_dump_mctp_data(scsi_qla_host_t *, dma_addr_t, uint32_t, uint32_t);
/*
* Global Function Prototypes in qla_isr.c source file.
*/

54
drivers/scsi/qla2xxx/qla_init.c
View File

@ -4110,6 +4110,60 @@ exit:
return rval;
}
int
qla2xxx_mctp_dump(scsi_qla_host_t *vha)
{
struct qla_hw_data *ha = vha->hw;
int rval = QLA_FUNCTION_FAILED;
if (!IS_MCTP_CAPABLE(ha)) {
/* This message can be removed from the final version */
ql_log(ql_log_info, vha, 0x506d,
"This board is not MCTP capable\n");
return rval;
}
if (!ha->mctp_dump) {
ha->mctp_dump = dma_alloc_coherent(&ha->pdev->dev,
MCTP_DUMP_SIZE, &ha->mctp_dump_dma, GFP_KERNEL);
if (!ha->mctp_dump) {
ql_log(ql_log_warn, vha, 0x506e,
"Failed to allocate memory for mctp dump\n");
return rval;
}
}
#define MCTP_DUMP_STR_ADDR 0x00000000
rval = qla2x00_dump_mctp_data(vha, ha->mctp_dump_dma,
MCTP_DUMP_STR_ADDR, MCTP_DUMP_SIZE/4);
if (rval != QLA_SUCCESS) {
ql_log(ql_log_warn, vha, 0x506f,
"Failed to capture mctp dump\n");
} else {
ql_log(ql_log_info, vha, 0x5070,
"Mctp dump capture for host (%ld/%p).\n",
vha->host_no, ha->mctp_dump);
ha->mctp_dumped = 1;
}
if (!ha->flags.nic_core_reset_hdlr_active) {
ha->flags.nic_core_reset_hdlr_active = 1;
rval = qla83xx_restart_nic_firmware(vha);
if (rval)
/* NIC Core reset failed. */
ql_log(ql_log_warn, vha, 0x5071,
"Failed to restart nic firmware\n");
else
ql_dbg(ql_dbg_p3p, vha, 0xb084,
"Restarted NIC firmware successfully.\n");
ha->flags.nic_core_reset_hdlr_active = 0;
}
return rval;
}
/*
* qla82xx_quiescent_state_cleanup
* Description: This function will block the new I/Os

56
drivers/scsi/qla2xxx/qla_mbx.c
View File

@ -559,18 +559,16 @@ qla2x00_get_fw_version(scsi_qla_host_t *vha)
ha->phy_version[1] = mcp->mb[9] >> 8;
ha->phy_version[2] = mcp->mb[9] & 0xff;
}
if (IS_QLA83XX(ha)) {
if (mcp->mb[6] & BIT_15) {
if (IS_FWI2_CAPABLE(ha)) {
ha->fw_attributes_h = mcp->mb[15];
ha->fw_attributes_ext[0] = mcp->mb[16];
ha->fw_attributes_ext[1] = mcp->mb[17];
ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1139,
"%s: FW_attributes Upper: 0x%x, Lower: 0x%x.\n",
__func__, mcp->mb[15], mcp->mb[6]);
} else
ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x112f,
"%s: FwAttributes [Upper] invalid, MB6:%04x\n",
__func__, mcp->mb[6]);
"%s: Ext_FwAttributes Upper: 0x%x, Lower: 0x%x.\n",
__func__, mcp->mb[17], mcp->mb[16]);
}
failed:
@ -3408,7 +3406,6 @@ qla2x00_dump_ram(scsi_qla_host_t *vha, dma_addr_t req_dma, uint32_t addr,
return rval;
}
/* 84XX Support **************************************************************/
struct cs84xx_mgmt_cmd {
@ -4950,3 +4947,50 @@ qla83xx_access_control(scsi_qla_host_t *vha, uint16_t options,
return rval;
}
int
qla2x00_dump_mctp_data(scsi_qla_host_t *vha, dma_addr_t req_dma, uint32_t addr,
uint32_t size)
{
int rval;
mbx_cmd_t mc;
mbx_cmd_t *mcp = &mc;
if (!IS_MCTP_CAPABLE(vha->hw))
return QLA_FUNCTION_FAILED;
ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x114f,
"Entered %s.\n", __func__);
mcp->mb[0] = MBC_DUMP_RISC_RAM_EXTENDED;
mcp->mb[1] = LSW(addr);
mcp->mb[2] = MSW(req_dma);
mcp->mb[3] = LSW(req_dma);
mcp->mb[4] = MSW(size);
mcp->mb[5] = LSW(size);
mcp->mb[6] = MSW(MSD(req_dma));
mcp->mb[7] = LSW(MSD(req_dma));
mcp->mb[8] = MSW(addr);
/* Setting RAM ID to valid */
mcp->mb[10] |= BIT_7;
/* For MCTP RAM ID is 0x40 */
mcp->mb[10] |= 0x40;
mcp->out_mb |= MBX_10|MBX_8|MBX_7|MBX_6|MBX_5|MBX_4|MBX_3|MBX_2|MBX_1|
MBX_0;
mcp->in_mb = MBX_0;
mcp->tov = MBX_TOV_SECONDS;
mcp->flags = 0;
rval = qla2x00_mailbox_command(vha, mcp);
if (rval != QLA_SUCCESS) {
ql_dbg(ql_dbg_mbx, vha, 0x114e,
"Failed=%x mb[0]=%x.\n", rval, mcp->mb[0]);
} else {
ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x114d,
"Done %s.\n", __func__);
}
return rval;
}

39
drivers/scsi/qla2xxx/qla_os.c
View File

@ -2404,20 +2404,6 @@ qla2x00_probe_one(struct pci_dev *pdev, const struct pci_device_id *id)
base_vha->mgmt_svr_loop_id = MANAGEMENT_SERVER +
base_vha->vp_idx;
if (IS_QLA8031(ha)) {
sprintf(wq_name, "qla2xxx_%lu_dpc_lp_wq", base_vha->host_no);
ha->dpc_lp_wq = create_singlethread_workqueue(wq_name);
INIT_WORK(&ha->idc_aen, qla83xx_service_idc_aen);
sprintf(wq_name, "qla2xxx_%lu_dpc_hp_wq", base_vha->host_no);
ha->dpc_hp_wq = create_singlethread_workqueue(wq_name);
INIT_WORK(&ha->nic_core_reset, qla83xx_nic_core_reset_work);
INIT_WORK(&ha->idc_state_handler,
qla83xx_idc_state_handler_work);
INIT_WORK(&ha->nic_core_unrecoverable,
qla83xx_nic_core_unrecoverable_work);
}
/* Set the SG table size based on ISP type */
if (!IS_FWI2_CAPABLE(ha)) {
if (IS_QLA2100(ha))
@ -2558,6 +2544,20 @@ que_init:
*/
qla2xxx_wake_dpc(base_vha);
if (IS_QLA8031(ha) || IS_MCTP_CAPABLE(ha)) {
sprintf(wq_name, "qla2xxx_%lu_dpc_lp_wq", base_vha->host_no);
ha->dpc_lp_wq = create_singlethread_workqueue(wq_name);
INIT_WORK(&ha->idc_aen, qla83xx_service_idc_aen);
sprintf(wq_name, "qla2xxx_%lu_dpc_hp_wq", base_vha->host_no);
ha->dpc_hp_wq = create_singlethread_workqueue(wq_name);
INIT_WORK(&ha->nic_core_reset, qla83xx_nic_core_reset_work);
INIT_WORK(&ha->idc_state_handler,
qla83xx_idc_state_handler_work);
INIT_WORK(&ha->nic_core_unrecoverable,
qla83xx_nic_core_unrecoverable_work);
}
skip_dpc:
list_add_tail(&base_vha->list, &ha->vp_list);
base_vha->host->irq = ha->pdev->irq;
@ -3331,6 +3331,10 @@ qla2x00_mem_free(struct qla_hw_data *ha)
{
qla2x00_free_fw_dump(ha);
if (ha->mctp_dump)
dma_free_coherent(&ha->pdev->dev, MCTP_DUMP_SIZE, ha->mctp_dump,
ha->mctp_dump_dma);
if (ha->srb_mempool)
mempool_destroy(ha->srb_mempool);
@ -3860,6 +3864,13 @@ qla83xx_nic_core_reset_work(struct work_struct *work)
scsi_qla_host_t *base_vha = pci_get_drvdata(ha->pdev);
uint32_t dev_state = 0;
if (IS_QLA2031(ha)) {
if (qla2xxx_mctp_dump(base_vha) != QLA_SUCCESS)
ql_log(ql_log_warn, base_vha, 0xb081,
"Failed to dump mctp\n");
return;
}
if (!ha->flags.nic_core_reset_hdlr_active) {
if (qla83xx_check_nic_core_fw_alive(base_vha) == QLA_SUCCESS) {
qla83xx_idc_lock(base_vha, 0);