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[SCSI] lpfc 8.3.2 : Addition of SLI4 Interface - Mailbox handling

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The mailbox commands themselves are the same, or very similar to
their SLI3 counterparts. This patch genericizes mailbox command
handling and adds support for the new SLI4 mailbox queue.

Signed-off-by: James Smart <james.smart@emulex.com>
Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>
This commit is contained in:
James Smart 2009-05-22 14:52:52 -04:00 committed by James Bottomley
parent 4f774513f7
commit 04c6849684
8 changed files with 1101 additions and 147 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

47
drivers/scsi/lpfc/lpfc_attr.c
View File

@ -507,12 +507,14 @@ lpfc_issue_lip(struct Scsi_Host *shost)
return -ENOMEM;
memset((void *)pmboxq, 0, sizeof (LPFC_MBOXQ_t));
pmboxq->mb.mbxCommand = MBX_DOWN_LINK;
pmboxq->mb.mbxOwner = OWN_HOST;
pmboxq->u.mb.mbxCommand = MBX_DOWN_LINK;
pmboxq->u.mb.mbxOwner = OWN_HOST;
mbxstatus = lpfc_sli_issue_mbox_wait(phba, pmboxq, LPFC_MBOX_TMO * 2);
if ((mbxstatus == MBX_SUCCESS) && (pmboxq->mb.mbxStatus == 0)) {
if ((mbxstatus == MBX_SUCCESS) &&
(pmboxq->u.mb.mbxStatus == 0 ||
pmboxq->u.mb.mbxStatus == MBXERR_LINK_DOWN)) {
memset((void *)pmboxq, 0, sizeof (LPFC_MBOXQ_t));
lpfc_init_link(phba, pmboxq, phba->cfg_topology,
phba->cfg_link_speed);
@ -791,7 +793,8 @@ lpfc_get_hba_info(struct lpfc_hba *phba,
uint32_t *mrpi, uint32_t *arpi,
uint32_t *mvpi, uint32_t *avpi)
{
struct lpfc_sli *psli = &phba->sli;
struct lpfc_sli *psli = &phba->sli;
struct lpfc_mbx_read_config *rd_config;
LPFC_MBOXQ_t *pmboxq;
MAILBOX_t *pmb;
int rc = 0;
@ -813,7 +816,7 @@ lpfc_get_hba_info(struct lpfc_hba *phba,
return 0;
memset(pmboxq, 0, sizeof (LPFC_MBOXQ_t));
pmb = &pmboxq->mb;
pmb = &pmboxq->u.mb;
pmb->mbxCommand = MBX_READ_CONFIG;
pmb->mbxOwner = OWN_HOST;
pmboxq->context1 = NULL;
@ -3247,7 +3250,7 @@ sysfs_mbox_write(struct kobject *kobj, struct bin_attribute *bin_attr,
}
}
memcpy((uint8_t *) & phba->sysfs_mbox.mbox->mb + off,
memcpy((uint8_t *) &phba->sysfs_mbox.mbox->u.mb + off,
buf, count);
phba->sysfs_mbox.offset = off + count;
@ -3289,6 +3292,7 @@ sysfs_mbox_read(struct kobject *kobj, struct bin_attribute *bin_attr,
struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata;
struct lpfc_hba *phba = vport->phba;
int rc;
MAILBOX_t *pmb;
if (off > MAILBOX_CMD_SIZE)
return -ERANGE;
@ -3313,8 +3317,8 @@ sysfs_mbox_read(struct kobject *kobj, struct bin_attribute *bin_attr,
if (off == 0 &&
phba->sysfs_mbox.state == SMBOX_WRITING &&
phba->sysfs_mbox.offset >= 2 * sizeof(uint32_t)) {
switch (phba->sysfs_mbox.mbox->mb.mbxCommand) {
pmb = &phba->sysfs_mbox.mbox->u.mb;
switch (pmb->mbxCommand) {
/* Offline only */
case MBX_INIT_LINK:
case MBX_DOWN_LINK:
@ -3331,7 +3335,7 @@ sysfs_mbox_read(struct kobject *kobj, struct bin_attribute *bin_attr,
if (!(vport->fc_flag & FC_OFFLINE_MODE)) {
printk(KERN_WARNING "mbox_read:Command 0x%x "
"is illegal in on-line state\n",
phba->sysfs_mbox.mbox->mb.mbxCommand);
pmb->mbxCommand);
sysfs_mbox_idle(phba);
spin_unlock_irq(&phba->hbalock);
return -EPERM;
@ -3367,13 +3371,13 @@ sysfs_mbox_read(struct kobject *kobj, struct bin_attribute *bin_attr,
case MBX_CONFIG_PORT:
case MBX_RUN_BIU_DIAG:
printk(KERN_WARNING "mbox_read: Illegal Command 0x%x\n",
phba->sysfs_mbox.mbox->mb.mbxCommand);
pmb->mbxCommand);
sysfs_mbox_idle(phba);
spin_unlock_irq(&phba->hbalock);
return -EPERM;
default:
printk(KERN_WARNING "mbox_read: Unknown Command 0x%x\n",
phba->sysfs_mbox.mbox->mb.mbxCommand);
pmb->mbxCommand);
sysfs_mbox_idle(phba);
spin_unlock_irq(&phba->hbalock);
return -EPERM;
@ -3383,14 +3387,14 @@ sysfs_mbox_read(struct kobject *kobj, struct bin_attribute *bin_attr,
* or RESTART mailbox commands until the HBA is restarted.
*/
if (phba->pport->stopped &&
phba->sysfs_mbox.mbox->mb.mbxCommand != MBX_DUMP_MEMORY &&
phba->sysfs_mbox.mbox->mb.mbxCommand != MBX_RESTART &&
phba->sysfs_mbox.mbox->mb.mbxCommand != MBX_WRITE_VPARMS &&
phba->sysfs_mbox.mbox->mb.mbxCommand != MBX_WRITE_WWN)
pmb->mbxCommand != MBX_DUMP_MEMORY &&
pmb->mbxCommand != MBX_RESTART &&
pmb->mbxCommand != MBX_WRITE_VPARMS &&
pmb->mbxCommand != MBX_WRITE_WWN)
lpfc_printf_log(phba, KERN_WARNING, LOG_MBOX,
"1259 mbox: Issued mailbox cmd "
"0x%x while in stopped state.\n",
phba->sysfs_mbox.mbox->mb.mbxCommand);
pmb->mbxCommand);
phba->sysfs_mbox.mbox->vport = vport;
@ -3416,8 +3420,7 @@ sysfs_mbox_read(struct kobject *kobj, struct bin_attribute *bin_attr,
spin_unlock_irq(&phba->hbalock);
rc = lpfc_sli_issue_mbox_wait (phba,
phba->sysfs_mbox.mbox,
lpfc_mbox_tmo_val(phba,
phba->sysfs_mbox.mbox->mb.mbxCommand) * HZ);
lpfc_mbox_tmo_val(phba, pmb->mbxCommand) * HZ);
spin_lock_irq(&phba->hbalock);
}
@ -3439,7 +3442,7 @@ sysfs_mbox_read(struct kobject *kobj, struct bin_attribute *bin_attr,
return -EAGAIN;
}
memcpy(buf, (uint8_t *) & phba->sysfs_mbox.mbox->mb + off, count);
memcpy(buf, (uint8_t *) &pmb + off, count);
phba->sysfs_mbox.offset = off + count;
@ -3711,14 +3714,14 @@ lpfc_get_stats(struct Scsi_Host *shost)
return NULL;
memset(pmboxq, 0, sizeof (LPFC_MBOXQ_t));
pmb = &pmboxq->mb;
pmb = &pmboxq->u.mb;
pmb->mbxCommand = MBX_READ_STATUS;
pmb->mbxOwner = OWN_HOST;
pmboxq->context1 = NULL;
pmboxq->vport = vport;
if ((vport->fc_flag & FC_OFFLINE_MODE) ||
(!(psli->sli_flag & LPFC_SLI2_ACTIVE)))
(!(psli->sli_flag & LPFC_SLI_ACTIVE)))
rc = lpfc_sli_issue_mbox(phba, pmboxq, MBX_POLL);
else
rc = lpfc_sli_issue_mbox_wait(phba, pmboxq, phba->fc_ratov * 2);
@ -3817,7 +3820,7 @@ lpfc_reset_stats(struct Scsi_Host *shost)
return;
memset(pmboxq, 0, sizeof(LPFC_MBOXQ_t));
pmb = &pmboxq->mb;
pmb = &pmboxq->u.mb;
pmb->mbxCommand = MBX_READ_STATUS;
pmb->mbxOwner = OWN_HOST;
pmb->un.varWords[0] = 0x1; /* reset request */

1
drivers/scsi/lpfc/lpfc_crtn.h
View File

@ -209,6 +209,7 @@ void lpfc_sli_release_iocbq(struct lpfc_hba *, struct lpfc_iocbq *);
uint16_t lpfc_sli_next_iotag(struct lpfc_hba *, struct lpfc_iocbq *);
void lpfc_sli_cancel_iocbs(struct lpfc_hba *, struct list_head *, uint32_t,
uint32_t);
void lpfc_sli_wake_mbox_wait(struct lpfc_hba *, LPFC_MBOXQ_t *);
void lpfc_reset_barrier(struct lpfc_hba * phba);
int lpfc_sli_brdready(struct lpfc_hba *, uint32_t);

6
drivers/scsi/lpfc/lpfc_els.c
View File

@ -4277,7 +4277,7 @@ lpfc_els_rcv_flogi(struct lpfc_vport *vport, struct lpfc_iocbq *cmdiocb,
lpfc_init_link(phba, mbox,
phba->cfg_topology,
phba->cfg_link_speed);
mbox->mb.un.varInitLnk.lipsr_AL_PA = 0;
mbox->u.mb.un.varInitLnk.lipsr_AL_PA = 0;
mbox->mbox_cmpl = lpfc_sli_def_mbox_cmpl;
mbox->vport = vport;
rc = lpfc_sli_issue_mbox(phba, mbox, MBX_NOWAIT);
@ -4426,7 +4426,7 @@ lpfc_els_rsp_rps_acc(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmb)
uint16_t xri, status;
uint32_t cmdsize;
mb = &pmb->mb;
mb = &pmb->u.mb;
ndlp = (struct lpfc_nodelist *) pmb->context2;
xri = (uint16_t) ((unsigned long)(pmb->context1));
@ -5755,7 +5755,7 @@ lpfc_cmpl_reg_new_vport(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmb)
struct lpfc_vport *vport = pmb->vport;
struct Scsi_Host *shost = lpfc_shost_from_vport(vport);
struct lpfc_nodelist *ndlp = (struct lpfc_nodelist *) pmb->context2;
MAILBOX_t *mb = &pmb->mb;
MAILBOX_t *mb = &pmb->u.mb;
spin_lock_irq(shost->host_lock);
vport->fc_flag &= ~FC_VPORT_NEEDS_REG_VPI;

22
drivers/scsi/lpfc/lpfc_hbadisc.c
View File

@ -879,7 +879,7 @@ lpfc_mbx_cmpl_clear_la(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmb)
struct lpfc_vport *vport = pmb->vport;
struct Scsi_Host *shost = lpfc_shost_from_vport(vport);
struct lpfc_sli *psli = &phba->sli;
MAILBOX_t *mb = &pmb->mb;
MAILBOX_t *mb = &pmb->u.mb;
uint32_t control;
/* Since we don't do discovery right now, turn these off here */
@ -942,7 +942,7 @@ lpfc_mbx_cmpl_local_config_link(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmb)
{
struct lpfc_vport *vport = pmb->vport;
if (pmb->mb.mbxStatus)
if (pmb->u.mb.mbxStatus)
goto out;
mempool_free(pmb, phba->mbox_mem_pool);
@ -970,7 +970,7 @@ out:
lpfc_printf_vlog(vport, KERN_ERR, LOG_MBOX,
"0306 CONFIG_LINK mbxStatus error x%x "
"HBA state x%x\n",
pmb->mb.mbxStatus, vport->port_state);
pmb->u.mb.mbxStatus, vport->port_state);
mempool_free(pmb, phba->mbox_mem_pool);
lpfc_linkdown(phba);
@ -1202,7 +1202,7 @@ lpfc_mbx_cmpl_read_la(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmb)
struct lpfc_vport *vport = pmb->vport;
struct Scsi_Host *shost = lpfc_shost_from_vport(vport);
READ_LA_VAR *la;
MAILBOX_t *mb = &pmb->mb;
MAILBOX_t *mb = &pmb->u.mb;
struct lpfc_dmabuf *mp = (struct lpfc_dmabuf *) (pmb->context1);
/* Unblock ELS traffic */
@ -1217,7 +1217,7 @@ lpfc_mbx_cmpl_read_la(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmb)
goto lpfc_mbx_cmpl_read_la_free_mbuf;
}
la = (READ_LA_VAR *) & pmb->mb.un.varReadLA;
la = (READ_LA_VAR *) &pmb->u.mb.un.varReadLA;
memcpy(&phba->alpa_map[0], mp->virt, 128);
@ -1355,7 +1355,7 @@ lpfc_mbx_cmpl_reg_login(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmb)
static void
lpfc_mbx_cmpl_unreg_vpi(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmb)
{
MAILBOX_t *mb = &pmb->mb;
MAILBOX_t *mb = &pmb->u.mb;
struct lpfc_vport *vport = pmb->vport;
struct Scsi_Host *shost = lpfc_shost_from_vport(vport);
@ -1408,7 +1408,7 @@ lpfc_mbx_cmpl_reg_vpi(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmb)
{
struct lpfc_vport *vport = pmb->vport;
struct Scsi_Host *shost = lpfc_shost_from_vport(vport);
MAILBOX_t *mb = &pmb->mb;
MAILBOX_t *mb = &pmb->u.mb;
switch (mb->mbxStatus) {
case 0x0011:
@ -2279,7 +2279,7 @@ lpfc_cleanup_node(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp)
/* cleanup any ndlp on mbox q waiting for reglogin cmpl */
if ((mb = phba->sli.mbox_active)) {
if ((mb->mb.mbxCommand == MBX_REG_LOGIN64) &&
if ((mb->u.mb.mbxCommand == MBX_REG_LOGIN64) &&
(ndlp == (struct lpfc_nodelist *) mb->context2)) {
mb->context2 = NULL;
mb->mbox_cmpl = lpfc_sli_def_mbox_cmpl;
@ -2288,7 +2288,7 @@ lpfc_cleanup_node(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp)
spin_lock_irq(&phba->hbalock);
list_for_each_entry_safe(mb, nextmb, &phba->sli.mboxq, list) {
if ((mb->mb.mbxCommand == MBX_REG_LOGIN64) &&
if ((mb->u.mb.mbxCommand == MBX_REG_LOGIN64) &&
(ndlp == (struct lpfc_nodelist *) mb->context2)) {
mp = (struct lpfc_dmabuf *) (mb->context1);
if (mp) {
@ -2970,7 +2970,7 @@ restart_disc:
lpfc_linkdown(phba);
lpfc_init_link(phba, initlinkmbox, phba->cfg_topology,
phba->cfg_link_speed);
initlinkmbox->mb.un.varInitLnk.lipsr_AL_PA = 0;
initlinkmbox->u.mb.un.varInitLnk.lipsr_AL_PA = 0;
initlinkmbox->vport = vport;
initlinkmbox->mbox_cmpl = lpfc_sli_def_mbox_cmpl;
rc = lpfc_sli_issue_mbox(phba, initlinkmbox, MBX_NOWAIT);
@ -3069,7 +3069,7 @@ restart_disc:
void
lpfc_mbx_cmpl_fdmi_reg_login(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmb)
{
MAILBOX_t *mb = &pmb->mb;
MAILBOX_t *mb = &pmb->u.mb;
struct lpfc_dmabuf *mp = (struct lpfc_dmabuf *) (pmb->context1);
struct lpfc_nodelist *ndlp = (struct lpfc_nodelist *) pmb->context2;
struct lpfc_vport *vport = pmb->vport;

22
drivers/scsi/lpfc/lpfc_init.c
View File

@ -108,7 +108,7 @@ lpfc_config_port_prep(struct lpfc_hba *phba)
return -ENOMEM;
}
mb = &pmb->mb;
mb = &pmb->u.mb;
phba->link_state = LPFC_INIT_MBX_CMDS;
if (lpfc_is_LC_HBA(phba->pcidev->device)) {
@ -221,6 +221,11 @@ lpfc_config_port_prep(struct lpfc_hba *phba)
mb->mbxCommand, mb->mbxStatus);
mb->un.varDmp.word_cnt = 0;
}
/* dump mem may return a zero when finished or we got a
* mailbox error, either way we are done.
*/
if (mb->un.varDmp.word_cnt == 0)
break;
if (mb->un.varDmp.word_cnt > DMP_VPD_SIZE - offset)
mb->un.varDmp.word_cnt = DMP_VPD_SIZE - offset;
lpfc_sli_pcimem_bcopy(((uint8_t *)mb) + DMP_RSP_OFFSET,
@ -249,7 +254,7 @@ out_free_mbox:
static void
lpfc_config_async_cmpl(struct lpfc_hba * phba, LPFC_MBOXQ_t * pmboxq)
{
if (pmboxq->mb.mbxStatus == MBX_SUCCESS)
if (pmboxq->u.mb.mbxStatus == MBX_SUCCESS)
phba->temp_sensor_support = 1;
else
phba->temp_sensor_support = 0;
@ -276,7 +281,7 @@ lpfc_dump_wakeup_param_cmpl(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmboxq)
/* character array used for decoding dist type. */
char dist_char[] = "nabx";
if (pmboxq->mb.mbxStatus != MBX_SUCCESS) {
if (pmboxq->u.mb.mbxStatus != MBX_SUCCESS) {
mempool_free(pmboxq, phba->mbox_mem_pool);
return;
}
@ -284,7 +289,7 @@ lpfc_dump_wakeup_param_cmpl(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmboxq)
prg = (struct prog_id *) &prog_id_word;
/* word 7 contain option rom version */
prog_id_word = pmboxq->mb.un.varWords[7];
prog_id_word = pmboxq->u.mb.un.varWords[7];
/* Decode the Option rom version word to a readable string */
if (prg->dist < 4)
@ -341,7 +346,7 @@ lpfc_config_port_post(struct lpfc_hba *phba)
phba->link_state = LPFC_HBA_ERROR;
return -ENOMEM;
}
mb = &pmb->mb;
mb = &pmb->u.mb;
/* Get login parameters for NID. */
lpfc_read_sparam(phba, pmb, 0);
@ -476,17 +481,18 @@ lpfc_config_port_post(struct lpfc_hba *phba)
lpfc_printf_log(phba, KERN_ERR, LOG_MBOX,
"0352 Config MSI mailbox command "
"failed, mbxCmd x%x, mbxStatus x%x\n",
pmb->mb.mbxCommand, pmb->mb.mbxStatus);
pmb->u.mb.mbxCommand,
pmb->u.mb.mbxStatus);
mempool_free(pmb, phba->mbox_mem_pool);
return -EIO;
}
}
spin_lock_irq(&phba->hbalock);
/* Initialize ERATT handling flag */
phba->hba_flag &= ~HBA_ERATT_HANDLED;
/* Enable appropriate host interrupts */
spin_lock_irq(&phba->hbalock);
status = readl(phba->HCregaddr);
status |= HC_MBINT_ENA | HC_ERINT_ENA | HC_LAINT_ENA;
if (psli->num_rings > 0)
@ -2201,7 +2207,7 @@ lpfc_offline_prep(struct lpfc_hba * phba)
}
lpfc_destroy_vport_work_array(phba, vports);
lpfc_sli_flush_mbox_queue(phba);
lpfc_sli_mbox_sys_shutdown(phba);
}
/**

632
drivers/scsi/lpfc/lpfc_mbox.c
View File

@ -60,7 +60,7 @@ lpfc_dump_mem(struct lpfc_hba * phba, LPFC_MBOXQ_t * pmb, uint16_t offset)
MAILBOX_t *mb;
void *ctx;
mb = &pmb->mb;
mb = &pmb->u.mb;
ctx = pmb->context2;
/* Setup to dump VPD region */
@ -92,7 +92,7 @@ lpfc_dump_wakeup_param(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmb)
MAILBOX_t *mb;
void *ctx;
mb = &pmb->mb;
mb = &pmb->u.mb;
/* Save context so that we can restore after memset */
ctx = pmb->context2;
@ -127,7 +127,7 @@ lpfc_read_nv(struct lpfc_hba * phba, LPFC_MBOXQ_t * pmb)
{
MAILBOX_t *mb;
mb = &pmb->mb;
mb = &pmb->u.mb;
memset(pmb, 0, sizeof (LPFC_MBOXQ_t));
mb->mbxCommand = MBX_READ_NV;
mb->mbxOwner = OWN_HOST;
@ -153,7 +153,7 @@ lpfc_config_async(struct lpfc_hba * phba, LPFC_MBOXQ_t * pmb,
{
MAILBOX_t *mb;
mb = &pmb->mb;
mb = &pmb->u.mb;
memset(pmb, 0, sizeof (LPFC_MBOXQ_t));
mb->mbxCommand = MBX_ASYNCEVT_ENABLE;
mb->un.varCfgAsyncEvent.ring = ring;
@ -179,7 +179,7 @@ lpfc_heart_beat(struct lpfc_hba * phba, LPFC_MBOXQ_t * pmb)
{
MAILBOX_t *mb;
mb = &pmb->mb;
mb = &pmb->u.mb;
memset(pmb, 0, sizeof (LPFC_MBOXQ_t));
mb->mbxCommand = MBX_HEARTBEAT;
mb->mbxOwner = OWN_HOST;
@ -213,7 +213,7 @@ lpfc_read_la(struct lpfc_hba * phba, LPFC_MBOXQ_t * pmb, struct lpfc_dmabuf *mp)
struct lpfc_sli *psli;
psli = &phba->sli;
mb = &pmb->mb;
mb = &pmb->u.mb;
memset(pmb, 0, sizeof (LPFC_MBOXQ_t));
INIT_LIST_HEAD(&mp->list);
@ -250,7 +250,7 @@ lpfc_clear_la(struct lpfc_hba * phba, LPFC_MBOXQ_t * pmb)
{
MAILBOX_t *mb;
mb = &pmb->mb;
mb = &pmb->u.mb;
memset(pmb, 0, sizeof (LPFC_MBOXQ_t));
mb->un.varClearLA.eventTag = phba->fc_eventTag;
@ -277,7 +277,7 @@ void
lpfc_config_link(struct lpfc_hba * phba, LPFC_MBOXQ_t * pmb)
{
struct lpfc_vport *vport = phba->pport;
MAILBOX_t *mb = &pmb->mb;
MAILBOX_t *mb = &pmb->u.mb;
memset(pmb, 0, sizeof (LPFC_MBOXQ_t));
/* NEW_FEATURE
@ -323,7 +323,7 @@ lpfc_config_link(struct lpfc_hba * phba, LPFC_MBOXQ_t * pmb)
int
lpfc_config_msi(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmb)
{
MAILBOX_t *mb = &pmb->mb;
MAILBOX_t *mb = &pmb->u.mb;
uint32_t attentionConditions[2];
/* Sanity check */
@ -407,7 +407,7 @@ lpfc_init_link(struct lpfc_hba * phba,
struct lpfc_sli *psli;
MAILBOX_t *mb;
mb = &pmb->mb;
mb = &pmb->u.mb;
memset(pmb, 0, sizeof (LPFC_MBOXQ_t));
psli = &phba->sli;
@ -494,7 +494,7 @@ lpfc_read_sparam(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmb, int vpi)
struct lpfc_sli *psli;
psli = &phba->sli;
mb = &pmb->mb;
mb = &pmb->u.mb;
memset(pmb, 0, sizeof (LPFC_MBOXQ_t));
mb->mbxOwner = OWN_HOST;
@ -517,7 +517,7 @@ lpfc_read_sparam(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmb, int vpi)
mb->un.varRdSparm.un.sp64.tus.f.bdeSize = sizeof (struct serv_parm);
mb->un.varRdSparm.un.sp64.addrHigh = putPaddrHigh(mp->phys);
mb->un.varRdSparm.un.sp64.addrLow = putPaddrLow(mp->phys);
mb->un.varRdSparm.vpi = vpi;
mb->un.varRdSparm.vpi = vpi + phba->vpi_base;
/* save address for completion */
pmb->context1 = mp;
@ -546,10 +546,12 @@ lpfc_unreg_did(struct lpfc_hba * phba, uint16_t vpi, uint32_t did,
{
MAILBOX_t *mb;
mb = &pmb->mb;
mb = &pmb->u.mb;
memset(pmb, 0, sizeof (LPFC_MBOXQ_t));
mb->un.varUnregDID.did = did;
if (vpi != 0xffff)
vpi += phba->vpi_base;
mb->un.varUnregDID.vpi = vpi;
mb->mbxCommand = MBX_UNREG_D_ID;
@ -575,7 +577,7 @@ lpfc_read_config(struct lpfc_hba * phba, LPFC_MBOXQ_t * pmb)
{
MAILBOX_t *mb;
mb = &pmb->mb;
mb = &pmb->u.mb;
memset(pmb, 0, sizeof (LPFC_MBOXQ_t));
mb->mbxCommand = MBX_READ_CONFIG;
@ -600,7 +602,7 @@ lpfc_read_lnk_stat(struct lpfc_hba * phba, LPFC_MBOXQ_t * pmb)
{
MAILBOX_t *mb;
mb = &pmb->mb;
mb = &pmb->u.mb;
memset(pmb, 0, sizeof (LPFC_MBOXQ_t));
mb->mbxCommand = MBX_READ_LNK_STAT;
@ -609,7 +611,7 @@ lpfc_read_lnk_stat(struct lpfc_hba * phba, LPFC_MBOXQ_t * pmb)
}
/**
* lpfc_reg_login - Prepare a mailbox command for registering remote login
* lpfc_reg_rpi - Prepare a mailbox command for registering remote login
* @phba: pointer to lpfc hba data structure.
* @vpi: virtual N_Port identifier.
* @did: remote port identifier.
@ -633,17 +635,23 @@ lpfc_read_lnk_stat(struct lpfc_hba * phba, LPFC_MBOXQ_t * pmb)
* 1 - DMA memory allocation failed
**/
int
lpfc_reg_login(struct lpfc_hba *phba, uint16_t vpi, uint32_t did,
lpfc_reg_rpi(struct lpfc_hba *phba, uint16_t vpi, uint32_t did,
uint8_t *param, LPFC_MBOXQ_t *pmb, uint32_t flag)
{
MAILBOX_t *mb = &pmb->mb;
MAILBOX_t *mb = &pmb->u.mb;
uint8_t *sparam;
struct lpfc_dmabuf *mp;
memset(pmb, 0, sizeof (LPFC_MBOXQ_t));
mb->un.varRegLogin.rpi = 0;
mb->un.varRegLogin.vpi = vpi;
if (phba->sli_rev == LPFC_SLI_REV4) {
mb->un.varRegLogin.rpi = lpfc_sli4_alloc_rpi(phba);
if (mb->un.varRegLogin.rpi == LPFC_RPI_ALLOC_ERROR)
return 1;
}
mb->un.varRegLogin.vpi = vpi + phba->vpi_base;
mb->un.varRegLogin.did = did;
mb->un.varWords[30] = flag; /* Set flag to issue action on cmpl */
@ -699,15 +707,16 @@ lpfc_unreg_login(struct lpfc_hba *phba, uint16_t vpi, uint32_t rpi,
{
MAILBOX_t *mb;
mb = &pmb->mb;
mb = &pmb->u.mb;
memset(pmb, 0, sizeof (LPFC_MBOXQ_t));
mb->un.varUnregLogin.rpi = (uint16_t) rpi;
mb->un.varUnregLogin.rsvd1 = 0;
mb->un.varUnregLogin.vpi = vpi;
mb->un.varUnregLogin.vpi = vpi + phba->vpi_base;
mb->mbxCommand = MBX_UNREG_LOGIN;
mb->mbxOwner = OWN_HOST;
return;
}
@ -727,15 +736,15 @@ lpfc_unreg_login(struct lpfc_hba *phba, uint16_t vpi, uint32_t rpi,
* This routine prepares the mailbox command for registering a virtual N_Port.
**/
void
lpfc_reg_vpi(struct lpfc_hba *phba, uint16_t vpi, uint32_t sid,
LPFC_MBOXQ_t *pmb)
lpfc_reg_vpi(struct lpfc_vport *vport, LPFC_MBOXQ_t *pmb)
{
MAILBOX_t *mb = &pmb->mb;
MAILBOX_t *mb = &pmb->u.mb;
memset(pmb, 0, sizeof (LPFC_MBOXQ_t));
mb->un.varRegVpi.vpi = vpi;
mb->un.varRegVpi.sid = sid;
mb->un.varRegVpi.vpi = vport->vpi + vport->phba->vpi_base;
mb->un.varRegVpi.sid = vport->fc_myDID;
mb->un.varRegVpi.vfi = vport->vfi + vport->phba->vfi_base;
mb->mbxCommand = MBX_REG_VPI;
mb->mbxOwner = OWN_HOST;
@ -762,10 +771,10 @@ lpfc_reg_vpi(struct lpfc_hba *phba, uint16_t vpi, uint32_t sid,
void
lpfc_unreg_vpi(struct lpfc_hba *phba, uint16_t vpi, LPFC_MBOXQ_t *pmb)
{
MAILBOX_t *mb = &pmb->mb;
MAILBOX_t *mb = &pmb->u.mb;
memset(pmb, 0, sizeof (LPFC_MBOXQ_t));
mb->un.varUnregVpi.vpi = vpi;
mb->un.varUnregVpi.vpi = vpi + phba->vpi_base;
mb->mbxCommand = MBX_UNREG_VPI;
mb->mbxOwner = OWN_HOST;
@ -854,7 +863,7 @@ lpfc_config_pcb_setup(struct lpfc_hba * phba)
void
lpfc_read_rev(struct lpfc_hba * phba, LPFC_MBOXQ_t * pmb)
{
MAILBOX_t *mb = &pmb->mb;
MAILBOX_t *mb = &pmb->u.mb;
memset(pmb, 0, sizeof (LPFC_MBOXQ_t));
mb->un.varRdRev.cv = 1;
mb->un.varRdRev.v3req = 1; /* Request SLI3 info */
@ -947,7 +956,7 @@ lpfc_config_hbq(struct lpfc_hba *phba, uint32_t id,
uint32_t hbq_entry_index, LPFC_MBOXQ_t *pmb)
{
int i;
MAILBOX_t *mb = &pmb->mb;
MAILBOX_t *mb = &pmb->u.mb;
struct config_hbq_var *hbqmb = &mb->un.varCfgHbq;
memset(pmb, 0, sizeof (LPFC_MBOXQ_t));
@ -1022,7 +1031,7 @@ void
lpfc_config_ring(struct lpfc_hba * phba, int ring, LPFC_MBOXQ_t * pmb)
{
int i;
MAILBOX_t *mb = &pmb->mb;
MAILBOX_t *mb = &pmb->u.mb;
struct lpfc_sli *psli;
struct lpfc_sli_ring *pring;
@ -1077,7 +1086,7 @@ void
lpfc_config_port(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmb)
{
MAILBOX_t __iomem *mb_slim = (MAILBOX_t __iomem *) phba->MBslimaddr;
MAILBOX_t *mb = &pmb->mb;
MAILBOX_t *mb = &pmb->u.mb;
dma_addr_t pdma_addr;
uint32_t bar_low, bar_high;
size_t offset;
@ -1101,21 +1110,22 @@ lpfc_config_port(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmb)
/* If HBA supports SLI=3 ask for it */
if (phba->sli_rev == 3 && phba->vpd.sli3Feat.cerbm) {
if (phba->sli_rev == LPFC_SLI_REV3 && phba->vpd.sli3Feat.cerbm) {
if (phba->cfg_enable_bg)
mb->un.varCfgPort.cbg = 1; /* configure BlockGuard */
mb->un.varCfgPort.cdss = 1; /* Configure Security */
mb->un.varCfgPort.cerbm = 1; /* Request HBQs */
mb->un.varCfgPort.ccrp = 1; /* Command Ring Polling */
mb->un.varCfgPort.cinb = 1; /* Interrupt Notification Block */
mb->un.varCfgPort.max_hbq = lpfc_sli_hbq_count();
if (phba->max_vpi && phba->cfg_enable_npiv &&
phba->vpd.sli3Feat.cmv) {
mb->un.varCfgPort.max_vpi = phba->max_vpi;
mb->un.varCfgPort.max_vpi = LPFC_MAX_VPI;
mb->un.varCfgPort.cmv = 1;
} else
mb->un.varCfgPort.max_vpi = phba->max_vpi = 0;
} else
phba->sli_rev = 2;
phba->sli_rev = LPFC_SLI_REV2;
mb->un.varCfgPort.sli_mode = phba->sli_rev;
/* Now setup pcb */
@ -1247,7 +1257,7 @@ lpfc_config_port(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmb)
void
lpfc_kill_board(struct lpfc_hba * phba, LPFC_MBOXQ_t * pmb)
{
MAILBOX_t *mb = &pmb->mb;
MAILBOX_t *mb = &pmb->u.mb;
memset(pmb, 0, sizeof(LPFC_MBOXQ_t));
mb->mbxCommand = MBX_KILL_BOARD;
@ -1306,29 +1316,98 @@ lpfc_mbox_get(struct lpfc_hba * phba)
return mbq;
}
/**
* __lpfc_mbox_cmpl_put - Put mailbox cmd into mailbox cmd complete list
* @phba: pointer to lpfc hba data structure.
* @mbq: pointer to the driver internal queue element for mailbox command.
*
* This routine put the completed mailbox command into the mailbox command
* complete list. This is the unlocked version of the routine. The mailbox
* complete list is used by the driver worker thread to process mailbox
* complete callback functions outside the driver interrupt handler.
**/
void
__lpfc_mbox_cmpl_put(struct lpfc_hba *phba, LPFC_MBOXQ_t *mbq)
{
list_add_tail(&mbq->list, &phba->sli.mboxq_cmpl);
}
/**
* lpfc_mbox_cmpl_put - Put mailbox command into mailbox command complete list
* @phba: pointer to lpfc hba data structure.
* @mbq: pointer to the driver internal queue element for mailbox command.
*
* This routine put the completed mailbox command into the mailbox command
* complete list. This routine is called from driver interrupt handler
* context.The mailbox complete list is used by the driver worker thread
* to process mailbox complete callback functions outside the driver interrupt
* handler.
* complete list. This is the locked version of the routine. The mailbox
* complete list is used by the driver worker thread to process mailbox
* complete callback functions outside the driver interrupt handler.
**/
void
lpfc_mbox_cmpl_put(struct lpfc_hba * phba, LPFC_MBOXQ_t * mbq)
lpfc_mbox_cmpl_put(struct lpfc_hba *phba, LPFC_MBOXQ_t *mbq)
{
unsigned long iflag;
/* This function expects to be called from interrupt context */
spin_lock_irqsave(&phba->hbalock, iflag);
list_add_tail(&mbq->list, &phba->sli.mboxq_cmpl);
__lpfc_mbox_cmpl_put(phba, mbq);
spin_unlock_irqrestore(&phba->hbalock, iflag);
return;
}
/**
* lpfc_mbox_cmd_check - Check the validality of a mailbox command
* @phba: pointer to lpfc hba data structure.
* @mboxq: pointer to the driver internal queue element for mailbox command.
*
* This routine is to check whether a mailbox command is valid to be issued.
* This check will be performed by both the mailbox issue API when a client
* is to issue a mailbox command to the mailbox transport.
*
* Return 0 - pass the check, -ENODEV - fail the check
**/
int
lpfc_mbox_cmd_check(struct lpfc_hba *phba, LPFC_MBOXQ_t *mboxq)
{
/* Mailbox command that have a completion handler must also have a
* vport specified.
*/
if (mboxq->mbox_cmpl && mboxq->mbox_cmpl != lpfc_sli_def_mbox_cmpl &&
mboxq->mbox_cmpl != lpfc_sli_wake_mbox_wait) {
if (!mboxq->vport) {
lpfc_printf_log(phba, KERN_ERR, LOG_MBOX | LOG_VPORT,
"1814 Mbox x%x failed, no vport\n",
mboxq->u.mb.mbxCommand);
dump_stack();
return -ENODEV;
}
}
return 0;
}
/**
* lpfc_mbox_dev_check - Check the device state for issuing a mailbox command
* @phba: pointer to lpfc hba data structure.
*
* This routine is to check whether the HBA device is ready for posting a
* mailbox command. It is used by the mailbox transport API at the time the
* to post a mailbox command to the device.
*
* Return 0 - pass the check, -ENODEV - fail the check
**/
int
lpfc_mbox_dev_check(struct lpfc_hba *phba)
{
/* If the PCI channel is in offline state, do not issue mbox */
if (unlikely(pci_channel_offline(phba->pcidev)))
return -ENODEV;
/* If the HBA is in error state, do not issue mbox */
if (phba->link_state == LPFC_HBA_ERROR)
return -ENODEV;
return 0;
}
/**
* lpfc_mbox_tmo_val - Retrieve mailbox command timeout value
* @phba: pointer to lpfc hba data structure.
@ -1352,6 +1431,475 @@ lpfc_mbox_tmo_val(struct lpfc_hba *phba, int cmd)
case MBX_WRITE_WWN: /* 0x98 */
case MBX_LOAD_EXP_ROM: /* 0x9C */
return LPFC_MBOX_TMO_FLASH_CMD;
case MBX_SLI4_CONFIG: /* 0x9b */
return LPFC_MBOX_SLI4_CONFIG_TMO;
}
return LPFC_MBOX_TMO;
}
/**
* lpfc_sli4_mbx_sge_set - Set a sge entry in non-embedded mailbox command
* @mbox: pointer to lpfc mbox command.
* @sgentry: sge entry index.
* @phyaddr: physical address for the sge
* @length: Length of the sge.
*
* This routine sets up an entry in the non-embedded mailbox command at the sge
* index location.
**/
void
lpfc_sli4_mbx_sge_set(struct lpfcMboxq *mbox, uint32_t sgentry,
dma_addr_t phyaddr, uint32_t length)
{
struct lpfc_mbx_nembed_cmd *nembed_sge;
nembed_sge = (struct lpfc_mbx_nembed_cmd *)
&mbox->u.mqe.un.nembed_cmd;
nembed_sge->sge[sgentry].pa_lo = putPaddrLow(phyaddr);
nembed_sge->sge[sgentry].pa_hi = putPaddrHigh(phyaddr);
nembed_sge->sge[sgentry].length = length;
}
/**
* lpfc_sli4_mbx_sge_get - Get a sge entry from non-embedded mailbox command
* @mbox: pointer to lpfc mbox command.
* @sgentry: sge entry index.
*
* This routine gets an entry from the non-embedded mailbox command at the sge
* index location.
**/
void
lpfc_sli4_mbx_sge_get(struct lpfcMboxq *mbox, uint32_t sgentry,
struct lpfc_mbx_sge *sge)
{
struct lpfc_mbx_nembed_cmd *nembed_sge;
nembed_sge = (struct lpfc_mbx_nembed_cmd *)
&mbox->u.mqe.un.nembed_cmd;
sge->pa_lo = nembed_sge->sge[sgentry].pa_lo;
sge->pa_hi = nembed_sge->sge[sgentry].pa_hi;
sge->length = nembed_sge->sge[sgentry].length;
}
/**
* lpfc_sli4_mbox_cmd_free - Free a sli4 mailbox command
* @phba: pointer to lpfc hba data structure.
* @mbox: pointer to lpfc mbox command.
*
* This routine frees SLI4 specific mailbox command for sending IOCTL command.
**/
void
lpfc_sli4_mbox_cmd_free(struct lpfc_hba *phba, struct lpfcMboxq *mbox)
{
struct lpfc_mbx_sli4_config *sli4_cfg;
struct lpfc_mbx_sge sge;
dma_addr_t phyaddr;
uint32_t sgecount, sgentry;
sli4_cfg = &mbox->u.mqe.un.sli4_config;
/* For embedded mbox command, just free the mbox command */
if (bf_get(lpfc_mbox_hdr_emb, &sli4_cfg->header.cfg_mhdr)) {
mempool_free(mbox, phba->mbox_mem_pool);
return;
}
/* For non-embedded mbox command, we need to free the pages first */
sgecount = bf_get(lpfc_mbox_hdr_sge_cnt, &sli4_cfg->header.cfg_mhdr);
/* There is nothing we can do if there is no sge address array */
if (unlikely(!mbox->sge_array)) {
mempool_free(mbox, phba->mbox_mem_pool);
return;
}
/* Each non-embedded DMA memory was allocated in the length of a page */
for (sgentry = 0; sgentry < sgecount; sgentry++) {
lpfc_sli4_mbx_sge_get(mbox, sgentry, &sge);
phyaddr = getPaddr(sge.pa_hi, sge.pa_lo);
dma_free_coherent(&phba->pcidev->dev, PAGE_SIZE,
mbox->sge_array->addr[sgentry], phyaddr);
}
/* Free the sge address array memory */
kfree(mbox->sge_array);
/* Finally, free the mailbox command itself */
mempool_free(mbox, phba->mbox_mem_pool);
}
/**
* lpfc_sli4_config - Initialize the SLI4 Config Mailbox command
* @phba: pointer to lpfc hba data structure.
* @mbox: pointer to lpfc mbox command.
* @subsystem: The sli4 config sub mailbox subsystem.
* @opcode: The sli4 config sub mailbox command opcode.
* @length: Length of the sli4 config mailbox command.
*
* This routine sets up the header fields of SLI4 specific mailbox command
* for sending IOCTL command.
*
* Return: the actual length of the mbox command allocated (mostly useful
* for none embedded mailbox command).
**/
int
lpfc_sli4_config(struct lpfc_hba *phba, struct lpfcMboxq *mbox,
uint8_t subsystem, uint8_t opcode, uint32_t length, bool emb)
{
struct lpfc_mbx_sli4_config *sli4_config;
union lpfc_sli4_cfg_shdr *cfg_shdr = NULL;
uint32_t alloc_len;
uint32_t resid_len;
uint32_t pagen, pcount;
void *viraddr;
dma_addr_t phyaddr;
/* Set up SLI4 mailbox command header fields */
memset(mbox, 0, sizeof(*mbox));
bf_set(lpfc_mqe_command, &mbox->u.mqe, MBX_SLI4_CONFIG);
/* Set up SLI4 ioctl command header fields */
sli4_config = &mbox->u.mqe.un.sli4_config;
/* Setup for the embedded mbox command */
if (emb) {
/* Set up main header fields */
bf_set(lpfc_mbox_hdr_emb, &sli4_config->header.cfg_mhdr, 1);
sli4_config->header.cfg_mhdr.payload_length =
LPFC_MBX_CMD_HDR_LENGTH + length;
/* Set up sub-header fields following main header */
bf_set(lpfc_mbox_hdr_opcode,
&sli4_config->header.cfg_shdr.request, opcode);
bf_set(lpfc_mbox_hdr_subsystem,
&sli4_config->header.cfg_shdr.request, subsystem);
sli4_config->header.cfg_shdr.request.request_length = length;
return length;
}
/* Setup for the none-embedded mbox command */
pcount = (PAGE_ALIGN(length))/PAGE_SIZE;
pcount = (pcount > LPFC_SLI4_MBX_SGE_MAX_PAGES) ?
LPFC_SLI4_MBX_SGE_MAX_PAGES : pcount;
/* Allocate record for keeping SGE virtual addresses */
mbox->sge_array = kmalloc(sizeof(struct lpfc_mbx_nembed_sge_virt),
GFP_KERNEL);
if (!mbox->sge_array)
return 0;
for (pagen = 0, alloc_len = 0; pagen < pcount; pagen++) {
/* The DMA memory is always allocated in the length of a
* page even though the last SGE might not fill up to a
* page, this is used as a priori size of PAGE_SIZE for
* the later DMA memory free.
*/
viraddr = dma_alloc_coherent(&phba->pcidev->dev, PAGE_SIZE,
&phyaddr, GFP_KERNEL);
/* In case of malloc fails, proceed with whatever we have */
if (!viraddr)
break;
mbox->sge_array->addr[pagen] = viraddr;
/* Keep the first page for later sub-header construction */
if (pagen == 0)
cfg_shdr = (union lpfc_sli4_cfg_shdr *)viraddr;
resid_len = length - alloc_len;
if (resid_len > PAGE_SIZE) {
lpfc_sli4_mbx_sge_set(mbox, pagen, phyaddr,
PAGE_SIZE);
alloc_len += PAGE_SIZE;
} else {
lpfc_sli4_mbx_sge_set(mbox, pagen, phyaddr,
resid_len);
alloc_len = length;
}
}
/* Set up main header fields in mailbox command */
sli4_config->header.cfg_mhdr.payload_length = alloc_len;
bf_set(lpfc_mbox_hdr_sge_cnt, &sli4_config->header.cfg_mhdr, pagen);
/* Set up sub-header fields into the first page */
if (pagen > 0) {
bf_set(lpfc_mbox_hdr_opcode, &cfg_shdr->request, opcode);
bf_set(lpfc_mbox_hdr_subsystem, &cfg_shdr->request, subsystem);
cfg_shdr->request.request_length =
alloc_len - sizeof(union lpfc_sli4_cfg_shdr);
}
/* The sub-header is in DMA memory, which needs endian converstion */
lpfc_sli_pcimem_bcopy(cfg_shdr, cfg_shdr,
sizeof(union lpfc_sli4_cfg_shdr));
return alloc_len;
}
/**
* lpfc_sli4_mbox_opcode_get - Get the opcode from a sli4 mailbox command
* @phba: pointer to lpfc hba data structure.
* @mbox: pointer to lpfc mbox command.
*
* This routine gets the opcode from a SLI4 specific mailbox command for
* sending IOCTL command. If the mailbox command is not MBX_SLI4_CONFIG
* (0x9B) or if the IOCTL sub-header is not present, opcode 0x0 shall be
* returned.
**/
uint8_t
lpfc_sli4_mbox_opcode_get(struct lpfc_hba *phba, struct lpfcMboxq *mbox)
{
struct lpfc_mbx_sli4_config *sli4_cfg;
union lpfc_sli4_cfg_shdr *cfg_shdr;
if (mbox->u.mb.mbxCommand != MBX_SLI4_CONFIG)
return 0;
sli4_cfg = &mbox->u.mqe.un.sli4_config;
/* For embedded mbox command, get opcode from embedded sub-header*/
if (bf_get(lpfc_mbox_hdr_emb, &sli4_cfg->header.cfg_mhdr)) {
cfg_shdr = &mbox->u.mqe.un.sli4_config.header.cfg_shdr;
return bf_get(lpfc_mbox_hdr_opcode, &cfg_shdr->request);
}
/* For non-embedded mbox command, get opcode from first dma page */
if (unlikely(!mbox->sge_array))
return 0;
cfg_shdr = (union lpfc_sli4_cfg_shdr *)mbox->sge_array->addr[0];
return bf_get(lpfc_mbox_hdr_opcode, &cfg_shdr->request);
}
/**
* lpfc_request_features: Configure SLI4 REQUEST_FEATURES mailbox
* @mboxq: pointer to lpfc mbox command.
*
* This routine sets up the mailbox for an SLI4 REQUEST_FEATURES
* mailbox command.
**/
void
lpfc_request_features(struct lpfc_hba *phba, struct lpfcMboxq *mboxq)
{
/* Set up SLI4 mailbox command header fields */
memset(mboxq, 0, sizeof(LPFC_MBOXQ_t));
bf_set(lpfc_mqe_command, &mboxq->u.mqe, MBX_SLI4_REQ_FTRS);
/* Set up host requested features. */
bf_set(lpfc_mbx_rq_ftr_rq_fcpi, &mboxq->u.mqe.un.req_ftrs, 1);
/* Virtual fabrics and FIPs are not supported yet. */
bf_set(lpfc_mbx_rq_ftr_rq_ifip, &mboxq->u.mqe.un.req_ftrs, 0);
/* Enable DIF (block guard) only if configured to do so. */
if (phba->cfg_enable_bg)
bf_set(lpfc_mbx_rq_ftr_rq_dif, &mboxq->u.mqe.un.req_ftrs, 1);
/* Enable NPIV only if configured to do so. */
if (phba->max_vpi && phba->cfg_enable_npiv)
bf_set(lpfc_mbx_rq_ftr_rq_npiv, &mboxq->u.mqe.un.req_ftrs, 1);
return;
}
/**
* lpfc_init_vfi - Initialize the INIT_VFI mailbox command
* @mbox: pointer to lpfc mbox command to initialize.
* @vport: Vport associated with the VF.
*
* This routine initializes @mbox to all zeros and then fills in the mailbox
* fields from @vport. INIT_VFI configures virtual fabrics identified by VFI
* in the context of an FCF. The driver issues this command to setup a VFI
* before issuing a FLOGI to login to the VSAN. The driver should also issue a
* REG_VFI after a successful VSAN login.
**/
void
lpfc_init_vfi(struct lpfcMboxq *mbox, struct lpfc_vport *vport)
{
struct lpfc_mbx_init_vfi *init_vfi;
memset(mbox, 0, sizeof(*mbox));
init_vfi = &mbox->u.mqe.un.init_vfi;
bf_set(lpfc_mqe_command, &mbox->u.mqe, MBX_INIT_VFI);
bf_set(lpfc_init_vfi_vr, init_vfi, 1);
bf_set(lpfc_init_vfi_vt, init_vfi, 1);
bf_set(lpfc_init_vfi_vfi, init_vfi, vport->vfi + vport->phba->vfi_base);
bf_set(lpfc_init_vfi_fcfi, init_vfi, vport->phba->fcf.fcfi);
}
/**
* lpfc_reg_vfi - Initialize the REG_VFI mailbox command
* @mbox: pointer to lpfc mbox command to initialize.
* @vport: vport associated with the VF.
* @phys: BDE DMA bus address used to send the service parameters to the HBA.
*
* This routine initializes @mbox to all zeros and then fills in the mailbox
* fields from @vport, and uses @buf as a DMAable buffer to send the vport's
* fc service parameters to the HBA for this VFI. REG_VFI configures virtual
* fabrics identified by VFI in the context of an FCF.
**/
void
lpfc_reg_vfi(struct lpfcMboxq *mbox, struct lpfc_vport *vport, dma_addr_t phys)
{
struct lpfc_mbx_reg_vfi *reg_vfi;
memset(mbox, 0, sizeof(*mbox));
reg_vfi = &mbox->u.mqe.un.reg_vfi;
bf_set(lpfc_mqe_command, &mbox->u.mqe, MBX_REG_VFI);
bf_set(lpfc_reg_vfi_vp, reg_vfi, 1);
bf_set(lpfc_reg_vfi_vfi, reg_vfi, vport->vfi + vport->phba->vfi_base);
bf_set(lpfc_reg_vfi_fcfi, reg_vfi, vport->phba->fcf.fcfi);
bf_set(lpfc_reg_vfi_vpi, reg_vfi, vport->vpi + vport->phba->vpi_base);
reg_vfi->bde.addrHigh = putPaddrHigh(phys);
reg_vfi->bde.addrLow = putPaddrLow(phys);
reg_vfi->bde.tus.f.bdeSize = sizeof(vport->fc_sparam);
reg_vfi->bde.tus.f.bdeFlags = BUFF_TYPE_BDE_64;
bf_set(lpfc_reg_vfi_nport_id, reg_vfi, vport->fc_myDID);
}
/**
* lpfc_init_vpi - Initialize the INIT_VPI mailbox command
* @mbox: pointer to lpfc mbox command to initialize.
* @vpi: VPI to be initialized.
*
* The INIT_VPI mailbox command supports virtual N_Ports. The driver uses the
* command to activate a virtual N_Port. The HBA assigns a MAC address to use
* with the virtual N Port. The SLI Host issues this command before issuing a
* FDISC to connect to the Fabric. The SLI Host should issue a REG_VPI after a
* successful virtual NPort login.
**/
void
lpfc_init_vpi(struct lpfcMboxq *mbox, uint16_t vpi)
{
memset(mbox, 0, sizeof(*mbox));
bf_set(lpfc_mqe_command, &mbox->u.mqe, MBX_INIT_VPI);
bf_set(lpfc_init_vpi_vpi, &mbox->u.mqe.un.init_vpi, vpi);
}
/**
* lpfc_unreg_vfi - Initialize the UNREG_VFI mailbox command
* @mbox: pointer to lpfc mbox command to initialize.
* @vfi: VFI to be unregistered.
*
* The UNREG_VFI mailbox command causes the SLI Host to put a virtual fabric
* (logical NPort) into the inactive state. The SLI Host must have logged out
* and unregistered all remote N_Ports to abort any activity on the virtual
* fabric. The SLI Port posts the mailbox response after marking the virtual
* fabric inactive.
**/
void
lpfc_unreg_vfi(struct lpfcMboxq *mbox, uint16_t vfi)
{
memset(mbox, 0, sizeof(*mbox));
bf_set(lpfc_mqe_command, &mbox->u.mqe, MBX_UNREG_VFI);
bf_set(lpfc_unreg_vfi_vfi, &mbox->u.mqe.un.unreg_vfi, vfi);
}
/**
* lpfc_dump_fcoe_param - Dump config region 23 to get FCoe parameters.
* @phba: pointer to the hba structure containing.
* @mbox: pointer to lpfc mbox command to initialize.
*
* This function create a SLI4 dump mailbox command to dump FCoE
* parameters stored in region 23.
**/
int
lpfc_dump_fcoe_param(struct lpfc_hba *phba,
struct lpfcMboxq *mbox)
{
struct lpfc_dmabuf *mp = NULL;
MAILBOX_t *mb;
memset(mbox, 0, sizeof(*mbox));
mb = &mbox->u.mb;
mp = kmalloc(sizeof(struct lpfc_dmabuf), GFP_KERNEL);
if (mp)
mp->virt = lpfc_mbuf_alloc(phba, 0, &mp->phys);
if (!mp || !mp->virt) {
kfree(mp);
/* dump_fcoe_param failed to allocate memory */
lpfc_printf_log(phba, KERN_WARNING, LOG_MBOX,
"2569 lpfc_dump_fcoe_param: memory"
" allocation failed \n");
return 1;
}
memset(mp->virt, 0, LPFC_BPL_SIZE);
INIT_LIST_HEAD(&mp->list);
/* save address for completion */
mbox->context1 = (uint8_t *) mp;
mb->mbxCommand = MBX_DUMP_MEMORY;
mb->un.varDmp.type = DMP_NV_PARAMS;
mb->un.varDmp.region_id = DMP_REGION_FCOEPARAM;
mb->un.varDmp.sli4_length = DMP_FCOEPARAM_RGN_SIZE;
mb->un.varWords[3] = putPaddrLow(mp->phys);
mb->un.varWords[4] = putPaddrHigh(mp->phys);
return 0;
}
/**
* lpfc_reg_fcfi - Initialize the REG_FCFI mailbox command
* @phba: pointer to the hba structure containing the FCF index and RQ ID.
* @mbox: pointer to lpfc mbox command to initialize.
*
* The REG_FCFI mailbox command supports Fibre Channel Forwarders (FCFs). The
* SLI Host uses the command to activate an FCF after it has acquired FCF
* information via a READ_FCF mailbox command. This mailbox command also is used
* to indicate where received unsolicited frames from this FCF will be sent. By
* default this routine will set up the FCF to forward all unsolicited frames
* the the RQ ID passed in the @phba. This can be overridden by the caller for
* more complicated setups.
**/
void
lpfc_reg_fcfi(struct lpfc_hba *phba, struct lpfcMboxq *mbox)
{
struct lpfc_mbx_reg_fcfi *reg_fcfi;
memset(mbox, 0, sizeof(*mbox));
reg_fcfi = &mbox->u.mqe.un.reg_fcfi;
bf_set(lpfc_mqe_command, &mbox->u.mqe, MBX_REG_FCFI);
bf_set(lpfc_reg_fcfi_rq_id0, reg_fcfi, phba->sli4_hba.hdr_rq->queue_id);
bf_set(lpfc_reg_fcfi_rq_id1, reg_fcfi, REG_FCF_INVALID_QID);
bf_set(lpfc_reg_fcfi_rq_id2, reg_fcfi, REG_FCF_INVALID_QID);
bf_set(lpfc_reg_fcfi_rq_id3, reg_fcfi, REG_FCF_INVALID_QID);
bf_set(lpfc_reg_fcfi_info_index, reg_fcfi, phba->fcf.fcf_indx);
/* reg_fcf addr mode is bit wise inverted value of fcf addr_mode */
bf_set(lpfc_reg_fcfi_mam, reg_fcfi,
(~phba->fcf.addr_mode) & 0x3);
if (phba->fcf.fcf_flag & FCF_VALID_VLAN) {
bf_set(lpfc_reg_fcfi_vv, reg_fcfi, 1);
bf_set(lpfc_reg_fcfi_vlan_tag, reg_fcfi, phba->fcf.vlan_id);
}
}
/**
* lpfc_unreg_fcfi - Initialize the UNREG_FCFI mailbox command
* @mbox: pointer to lpfc mbox command to initialize.
* @fcfi: FCFI to be unregistered.
*
* The UNREG_FCFI mailbox command supports Fibre Channel Forwarders (FCFs).
* The SLI Host uses the command to inactivate an FCFI.
**/
void
lpfc_unreg_fcfi(struct lpfcMboxq *mbox, uint16_t fcfi)
{
memset(mbox, 0, sizeof(*mbox));
bf_set(lpfc_mqe_command, &mbox->u.mqe, MBX_UNREG_FCFI);
bf_set(lpfc_unreg_fcfi, &mbox->u.mqe.un.unreg_fcfi, fcfi);
}
/**
* lpfc_resume_rpi - Initialize the RESUME_RPI mailbox command
* @mbox: pointer to lpfc mbox command to initialize.
* @ndlp: The nodelist structure that describes the RPI to resume.
*
* The RESUME_RPI mailbox command is used to restart I/O to an RPI after a
* link event.
**/
void
lpfc_resume_rpi(struct lpfcMboxq *mbox, struct lpfc_nodelist *ndlp)
{
struct lpfc_mbx_resume_rpi *resume_rpi;
memset(mbox, 0, sizeof(*mbox));
resume_rpi = &mbox->u.mqe.un.resume_rpi;
bf_set(lpfc_mqe_command, &mbox->u.mqe, MBX_RESUME_RPI);
bf_set(lpfc_resume_rpi_rpi, resume_rpi, ndlp->nlp_rpi);
bf_set(lpfc_resume_rpi_vpi, resume_rpi,
ndlp->vport->vpi + ndlp->vport->phba->vpi_base);
bf_set(lpfc_resume_rpi_vfi, resume_rpi,
ndlp->vport->vfi + ndlp->vport->phba->vfi_base);
}

13
drivers/scsi/lpfc/lpfc_nportdisc.c
View File

@ -1192,7 +1192,7 @@ lpfc_rcv_logo_reglogin_issue(struct lpfc_vport *vport,
/* cleanup any ndlp on mbox q waiting for reglogin cmpl */
if ((mb = phba->sli.mbox_active)) {
if ((mb->mb.mbxCommand == MBX_REG_LOGIN64) &&
if ((mb->u.mb.mbxCommand == MBX_REG_LOGIN64) &&
(ndlp == (struct lpfc_nodelist *) mb->context2)) {
lpfc_nlp_put(ndlp);
mb->context2 = NULL;
@ -1202,7 +1202,7 @@ lpfc_rcv_logo_reglogin_issue(struct lpfc_vport *vport,
spin_lock_irq(&phba->hbalock);
list_for_each_entry_safe(mb, nextmb, &phba->sli.mboxq, list) {
if ((mb->mb.mbxCommand == MBX_REG_LOGIN64) &&
if ((mb->u.mb.mbxCommand == MBX_REG_LOGIN64) &&
(ndlp == (struct lpfc_nodelist *) mb->context2)) {
mp = (struct lpfc_dmabuf *) (mb->context1);
if (mp) {
@ -1253,7 +1253,7 @@ lpfc_cmpl_reglogin_reglogin_issue(struct lpfc_vport *vport,
{
struct Scsi_Host *shost = lpfc_shost_from_vport(vport);
LPFC_MBOXQ_t *pmb = (LPFC_MBOXQ_t *) arg;
MAILBOX_t *mb = &pmb->mb;
MAILBOX_t *mb = &pmb->u.mb;
uint32_t did = mb->un.varWords[1];
if (mb->mbxStatus) {
@ -1880,11 +1880,12 @@ lpfc_cmpl_reglogin_npr_node(struct lpfc_vport *vport,
void *arg, uint32_t evt)
{
LPFC_MBOXQ_t *pmb = (LPFC_MBOXQ_t *) arg;
MAILBOX_t *mb = &pmb->mb;
MAILBOX_t *mb = &pmb->u.mb;
if (!mb->mbxStatus)
if (!mb->mbxStatus) {
ndlp->nlp_rpi = mb->un.varWords[0];
else {
ndlp->nlp_flag |= NLP_RPI_VALID;
} else {
if (ndlp->nlp_flag & NLP_NODEV_REMOVE) {
lpfc_drop_node(vport, ndlp);
return NLP_STE_FREED_NODE;

505
drivers/scsi/lpfc/lpfc_sli.c
View File

@ -43,24 +43,7 @@
#include "lpfc_logmsg.h"
#include "lpfc_compat.h"
#include "lpfc_debugfs.h"
/*
* Define macro to log: Mailbox command x%x cannot issue Data
* This allows multiple uses of lpfc_msgBlk0311
* w/o perturbing log msg utility.
*/
#define LOG_MBOX_CANNOT_ISSUE_DATA(phba, pmbox, psli, flag) \
lpfc_printf_log(phba, \
KERN_INFO, \
LOG_MBOX | LOG_SLI, \
"(%d):0311 Mailbox command x%x cannot " \
"issue Data: x%x x%x x%x\n", \
pmbox->vport ? pmbox->vport->vpi : 0, \
pmbox->mb.mbxCommand, \
phba->pport->port_state, \
psli->sli_flag, \
flag)
#include "lpfc_vport.h"
/* There are only four IOCB completion types. */
typedef enum _lpfc_iocb_type {
@ -843,7 +826,7 @@ lpfc_sli_ring_map(struct lpfc_hba *phba)
pmb = (LPFC_MBOXQ_t *) mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL);
if (!pmb)
return -ENOMEM;
pmbox = &pmb->mb;
pmbox = &pmb->u.mb;
phba->link_state = LPFC_INIT_MBX_CMDS;
for (i = 0; i < psli->num_rings; i++) {
lpfc_config_ring(phba, i, pmb);
@ -1652,6 +1635,15 @@ lpfc_sli_chk_mbx_command(uint8_t mbxCommand)
case MBX_HEARTBEAT:
case MBX_PORT_CAPABILITIES:
case MBX_PORT_IOV_CONTROL:
case MBX_SLI4_CONFIG:
case MBX_SLI4_REQ_FTRS:
case MBX_REG_FCFI:
case MBX_UNREG_FCFI:
case MBX_REG_VFI:
case MBX_UNREG_VFI:
case MBX_INIT_VPI:
case MBX_INIT_VFI:
case MBX_RESUME_RPI:
ret = mbxCommand;
break;
default:
@ -1672,7 +1664,7 @@ lpfc_sli_chk_mbx_command(uint8_t mbxCommand)
* will wake up thread waiting on the wait queue pointed by context1
* of the mailbox.
**/
static void
void
lpfc_sli_wake_mbox_wait(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmboxq)
{
wait_queue_head_t *pdone_q;
@ -1706,7 +1698,7 @@ void
lpfc_sli_def_mbox_cmpl(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmb)
{
struct lpfc_dmabuf *mp;
uint16_t rpi;
uint16_t rpi, vpi;
int rc;
mp = (struct lpfc_dmabuf *) (pmb->context1);
@ -1716,24 +1708,30 @@ lpfc_sli_def_mbox_cmpl(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmb)
kfree(mp);
}
if ((pmb->u.mb.mbxCommand == MBX_UNREG_LOGIN) &&
(phba->sli_rev == LPFC_SLI_REV4))
lpfc_sli4_free_rpi(phba, pmb->u.mb.un.varUnregLogin.rpi);
/*
* If a REG_LOGIN succeeded after node is destroyed or node
* is in re-discovery driver need to cleanup the RPI.
*/
if (!(phba->pport->load_flag & FC_UNLOADING) &&
pmb->mb.mbxCommand == MBX_REG_LOGIN64 &&
!pmb->mb.mbxStatus) {
rpi = pmb->mb.un.varWords[0];
lpfc_unreg_login(phba, pmb->mb.un.varRegLogin.vpi, rpi, pmb);
pmb->u.mb.mbxCommand == MBX_REG_LOGIN64 &&
!pmb->u.mb.mbxStatus) {
rpi = pmb->u.mb.un.varWords[0];
vpi = pmb->u.mb.un.varRegLogin.vpi - phba->vpi_base;
lpfc_unreg_login(phba, vpi, rpi, pmb);
pmb->mbox_cmpl = lpfc_sli_def_mbox_cmpl;
rc = lpfc_sli_issue_mbox(phba, pmb, MBX_NOWAIT);
if (rc != MBX_NOT_FINISHED)
return;
}
mempool_free(pmb, phba->mbox_mem_pool);
return;
if (bf_get(lpfc_mqe_command, &pmb->u.mqe) == MBX_SLI4_CONFIG)
lpfc_sli4_mbox_cmd_free(phba, pmb);
else
mempool_free(pmb, phba->mbox_mem_pool);
}
/**
@ -1770,7 +1768,7 @@ lpfc_sli_handle_mb_event(struct lpfc_hba *phba)
if (pmb == NULL)
break;
pmbox = &pmb->mb;
pmbox = &pmb->u.mb;
if (pmbox->mbxCommand != MBX_HEARTBEAT) {
if (pmb->vport) {
@ -1799,9 +1797,10 @@ lpfc_sli_handle_mb_event(struct lpfc_hba *phba)
/* Unknow mailbox command compl */
lpfc_printf_log(phba, KERN_ERR, LOG_MBOX | LOG_SLI,
"(%d):0323 Unknown Mailbox command "
"%x Cmpl\n",
"x%x (x%x) Cmpl\n",
pmb->vport ? pmb->vport->vpi : 0,
pmbox->mbxCommand);
pmbox->mbxCommand,
lpfc_sli4_mbox_opcode_get(phba, pmb));
phba->link_state = LPFC_HBA_ERROR;
phba->work_hs = HS_FFER3;
lpfc_handle_eratt(phba);
@ -1816,29 +1815,29 @@ lpfc_sli_handle_mb_event(struct lpfc_hba *phba)
LOG_MBOX | LOG_SLI,
"(%d):0305 Mbox cmd cmpl "
"error - RETRYing Data: x%x "
"x%x x%x x%x\n",
"(x%x) x%x x%x x%x\n",
pmb->vport ? pmb->vport->vpi :0,
pmbox->mbxCommand,
lpfc_sli4_mbox_opcode_get(phba,
pmb),
pmbox->mbxStatus,
pmbox->un.varWords[0],
pmb->vport->port_state);
pmbox->mbxStatus = 0;
pmbox->mbxOwner = OWN_HOST;
spin_lock_irq(&phba->hbalock);
phba->sli.sli_flag &= ~LPFC_SLI_MBOX_ACTIVE;
spin_unlock_irq(&phba->hbalock);
rc = lpfc_sli_issue_mbox(phba, pmb, MBX_NOWAIT);
if (rc == MBX_SUCCESS)
if (rc != MBX_NOT_FINISHED)
continue;
}
}
/* Mailbox cmd <cmd> Cmpl <cmpl> */
lpfc_printf_log(phba, KERN_INFO, LOG_MBOX | LOG_SLI,
"(%d):0307 Mailbox cmd x%x Cmpl x%p "
"(%d):0307 Mailbox cmd x%x (x%x) Cmpl x%p "
"Data: x%x x%x x%x x%x x%x x%x x%x x%x x%x\n",
pmb->vport ? pmb->vport->vpi : 0,
pmbox->mbxCommand,
lpfc_sli4_mbox_opcode_get(phba, pmb),
pmb->mbox_cmpl,
*((uint32_t *) pmbox),
pmbox->un.varWords[0],
@ -3377,10 +3376,10 @@ lpfc_sli_brdkill(struct lpfc_hba *phba)
}
spin_lock_irq(&phba->hbalock);
psli->sli_flag &= ~LPFC_SLI_MBOX_ACTIVE;
psli->mbox_active = NULL;
phba->link_flag &= ~LS_IGNORE_ERATT;
spin_unlock_irq(&phba->hbalock);
psli->mbox_active = NULL;
lpfc_hba_down_post(phba);
phba->link_state = LPFC_HBA_ERROR;
@ -3790,7 +3789,7 @@ lpfc_sli_hbq_setup(struct lpfc_hba *phba)
if (!pmb)
return -ENOMEM;
pmbox = &pmb->mb;
pmbox = &pmb->u.mb;
/* Initialize the struct lpfc_sli_hbq structure for each hbq */
phba->link_state = LPFC_INIT_MBX_CMDS;
@ -3917,33 +3916,43 @@ lpfc_sli_config_port(struct lpfc_hba *phba, int sli_mode)
lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
"0442 Adapter failed to init, mbxCmd x%x "
"CONFIG_PORT, mbxStatus x%x Data: x%x\n",
pmb->mb.mbxCommand, pmb->mb.mbxStatus, 0);
pmb->u.mb.mbxCommand, pmb->u.mb.mbxStatus, 0);
spin_lock_irq(&phba->hbalock);
phba->sli.sli_flag &= ~LPFC_SLI2_ACTIVE;
phba->sli.sli_flag &= ~LPFC_SLI_ACTIVE;
spin_unlock_irq(&phba->hbalock);
rc = -ENXIO;
} else
} else {
/* Allow asynchronous mailbox command to go through */
spin_lock_irq(&phba->hbalock);
phba->sli.sli_flag &= ~LPFC_SLI_ASYNC_MBX_BLK;
spin_unlock_irq(&phba->hbalock);
done = 1;
}
}
if (!done) {
rc = -EINVAL;
goto do_prep_failed;
}
if (pmb->mb.un.varCfgPort.sli_mode == 3) {
if (!pmb->mb.un.varCfgPort.cMA) {
if (pmb->u.mb.un.varCfgPort.sli_mode == 3) {
if (!pmb->u.mb.un.varCfgPort.cMA) {
rc = -ENXIO;
goto do_prep_failed;
}
if (phba->max_vpi && pmb->mb.un.varCfgPort.gmv) {
if (phba->max_vpi && pmb->u.mb.un.varCfgPort.gmv) {
phba->sli3_options |= LPFC_SLI3_NPIV_ENABLED;
phba->max_vpi = pmb->mb.un.varCfgPort.max_vpi;
phba->max_vpi = pmb->u.mb.un.varCfgPort.max_vpi;
phba->max_vports = (phba->max_vpi > phba->max_vports) ?
phba->max_vpi : phba->max_vports;
} else
phba->max_vpi = 0;
if (pmb->mb.un.varCfgPort.gerbm)
if (pmb->u.mb.un.varCfgPort.gdss)
phba->sli3_options |= LPFC_SLI3_DSS_ENABLED;
if (pmb->u.mb.un.varCfgPort.gerbm)
phba->sli3_options |= LPFC_SLI3_HBQ_ENABLED;
if (pmb->mb.un.varCfgPort.gcrp)
if (pmb->u.mb.un.varCfgPort.gcrp)
phba->sli3_options |= LPFC_SLI3_CRP_ENABLED;
if (pmb->mb.un.varCfgPort.ginb) {
if (pmb->u.mb.un.varCfgPort.ginb) {
phba->sli3_options |= LPFC_SLI3_INB_ENABLED;
phba->hbq_get = phba->mbox->us.s3_inb_pgp.hbq_get;
phba->port_gp = phba->mbox->us.s3_inb_pgp.port;
@ -3959,7 +3968,7 @@ lpfc_sli_config_port(struct lpfc_hba *phba, int sli_mode)
}
if (phba->cfg_enable_bg) {
if (pmb->mb.un.varCfgPort.gbg)
if (pmb->u.mb.un.varCfgPort.gbg)
phba->sli3_options |= LPFC_SLI3_BG_ENABLED;
else
lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
@ -4054,8 +4063,9 @@ lpfc_sli_hba_setup(struct lpfc_hba *phba)
if (rc)
goto lpfc_sli_hba_setup_error;
}
spin_lock_irq(&phba->hbalock);
phba->sli.sli_flag |= LPFC_PROCESS_LA;
spin_unlock_irq(&phba->hbalock);
rc = lpfc_config_port_post(phba);
if (rc)
@ -4596,7 +4606,7 @@ void
lpfc_mbox_timeout_handler(struct lpfc_hba *phba)
{
LPFC_MBOXQ_t *pmbox = phba->sli.mbox_active;
MAILBOX_t *mb = &pmbox->mb;
MAILBOX_t *mb = &pmbox->u.mb;
struct lpfc_sli *psli = &phba->sli;
struct lpfc_sli_ring *pring;
@ -6413,6 +6423,52 @@ lpfc_sli_queue_setup(struct lpfc_hba *phba)
return 1;
}
/**
* lpfc_sli_mbox_sys_flush - Flush mailbox command sub-system
* @phba: Pointer to HBA context object.
*
* This routine flushes the mailbox command subsystem. It will unconditionally
* flush all the mailbox commands in the three possible stages in the mailbox
* command sub-system: pending mailbox command queue; the outstanding mailbox
* command; and completed mailbox command queue. It is caller's responsibility
* to make sure that the driver is in the proper state to flush the mailbox
* command sub-system. Namely, the posting of mailbox commands into the
* pending mailbox command queue from the various clients must be stopped;
* either the HBA is in a state that it will never works on the outstanding
* mailbox command (such as in EEH or ERATT conditions) or the outstanding
* mailbox command has been completed.
**/
static void
lpfc_sli_mbox_sys_flush(struct lpfc_hba *phba)
{
LIST_HEAD(completions);
struct lpfc_sli *psli = &phba->sli;
LPFC_MBOXQ_t *pmb;
unsigned long iflag;
/* Flush all the mailbox commands in the mbox system */
spin_lock_irqsave(&phba->hbalock, iflag);
/* The pending mailbox command queue */
list_splice_init(&phba->sli.mboxq, &completions);
/* The outstanding active mailbox command */
if (psli->mbox_active) {
list_add_tail(&psli->mbox_active->list, &completions);
psli->mbox_active = NULL;
psli->sli_flag &= ~LPFC_SLI_MBOX_ACTIVE;
}
/* The completed mailbox command queue */
list_splice_init(&phba->sli.mboxq_cmpl, &completions);
spin_unlock_irqrestore(&phba->hbalock, iflag);
/* Return all flushed mailbox commands with MBX_NOT_FINISHED status */
while (!list_empty(&completions)) {
list_remove_head(&completions, pmb, LPFC_MBOXQ_t, list);
pmb->u.mb.mbxStatus = MBX_NOT_FINISHED;
if (pmb->mbox_cmpl)
pmb->mbox_cmpl(phba, pmb);
}
}
/**
* lpfc_sli_host_down - Vport cleanup function
* @vport: Pointer to virtual port object.
@ -6506,9 +6562,11 @@ lpfc_sli_hba_down(struct lpfc_hba *phba)
struct lpfc_sli *psli = &phba->sli;
struct lpfc_sli_ring *pring;
struct lpfc_dmabuf *buf_ptr;
LPFC_MBOXQ_t *pmb;
int i;
unsigned long flags = 0;
int i;
/* Shutdown the mailbox command sub-system */
lpfc_sli_mbox_sys_shutdown(phba);
lpfc_hba_down_prep(phba);
@ -7773,7 +7831,7 @@ lpfc_sli_sp_intr_handler(int irq, void *dev_id)
if ((work_ha_copy & HA_MBATT) && (phba->sli.mbox_active)) {
pmb = phba->sli.mbox_active;
pmbox = &pmb->mb;
pmbox = &pmb->u.mb;
mbox = phba->mbox;
vport = pmb->vport;
@ -8169,6 +8227,183 @@ lpfc_sli4_iocb_param_transfer(struct lpfc_iocbq *pIocbIn,
}
}
/**
* lpfc_sli4_sp_handle_async_event - Handle an asynchroous event
* @phba: Pointer to HBA context object.
* @cqe: Pointer to mailbox completion queue entry.
*
* This routine process a mailbox completion queue entry with asynchrous
* event.
*
* Return: true if work posted to worker thread, otherwise false.
**/
static bool
lpfc_sli4_sp_handle_async_event(struct lpfc_hba *phba, struct lpfc_mcqe *mcqe)
{
struct lpfc_cq_event *cq_event;
unsigned long iflags;
lpfc_printf_log(phba, KERN_INFO, LOG_SLI,
"0392 Async Event: word0:x%x, word1:x%x, "
"word2:x%x, word3:x%x\n", mcqe->word0,
mcqe->mcqe_tag0, mcqe->mcqe_tag1, mcqe->trailer);
/* Allocate a new internal CQ_EVENT entry */
cq_event = lpfc_sli4_cq_event_alloc(phba);
if (!cq_event) {
lpfc_printf_log(phba, KERN_ERR, LOG_SLI,
"0394 Failed to allocate CQ_EVENT entry\n");
return false;
}
/* Move the CQE into an asynchronous event entry */
memcpy(&cq_event->cqe, mcqe, sizeof(struct lpfc_mcqe));
spin_lock_irqsave(&phba->hbalock, iflags);
list_add_tail(&cq_event->list, &phba->sli4_hba.sp_asynce_work_queue);
/* Set the async event flag */
phba->hba_flag |= ASYNC_EVENT;
spin_unlock_irqrestore(&phba->hbalock, iflags);
return true;
}
/**
* lpfc_sli4_sp_handle_mbox_event - Handle a mailbox completion event
* @phba: Pointer to HBA context object.
* @cqe: Pointer to mailbox completion queue entry.
*
* This routine process a mailbox completion queue entry with mailbox
* completion event.
*
* Return: true if work posted to worker thread, otherwise false.
**/
static bool
lpfc_sli4_sp_handle_mbox_event(struct lpfc_hba *phba, struct lpfc_mcqe *mcqe)
{
uint32_t mcqe_status;
MAILBOX_t *mbox, *pmbox;
struct lpfc_mqe *mqe;
struct lpfc_vport *vport;
struct lpfc_nodelist *ndlp;
struct lpfc_dmabuf *mp;
unsigned long iflags;
LPFC_MBOXQ_t *pmb;
bool workposted = false;
int rc;
/* If not a mailbox complete MCQE, out by checking mailbox consume */
if (!bf_get(lpfc_trailer_completed, mcqe))
goto out_no_mqe_complete;
/* Get the reference to the active mbox command */
spin_lock_irqsave(&phba->hbalock, iflags);
pmb = phba->sli.mbox_active;
if (unlikely(!pmb)) {
lpfc_printf_log(phba, KERN_ERR, LOG_MBOX,
"1832 No pending MBOX command to handle\n");
spin_unlock_irqrestore(&phba->hbalock, iflags);
goto out_no_mqe_complete;
}
spin_unlock_irqrestore(&phba->hbalock, iflags);
mqe = &pmb->u.mqe;
pmbox = (MAILBOX_t *)&pmb->u.mqe;
mbox = phba->mbox;
vport = pmb->vport;
/* Reset heartbeat timer */
phba->last_completion_time = jiffies;
del_timer(&phba->sli.mbox_tmo);
/* Move mbox data to caller's mailbox region, do endian swapping */
if (pmb->mbox_cmpl && mbox)
lpfc_sli_pcimem_bcopy(mbox, mqe, sizeof(struct lpfc_mqe));
/* Set the mailbox status with SLI4 range 0x4000 */
mcqe_status = bf_get(lpfc_mcqe_status, mcqe);
if (mcqe_status != MB_CQE_STATUS_SUCCESS)
bf_set(lpfc_mqe_status, mqe,
(LPFC_MBX_ERROR_RANGE | mcqe_status));
if (pmb->mbox_flag & LPFC_MBX_IMED_UNREG) {
pmb->mbox_flag &= ~LPFC_MBX_IMED_UNREG;
lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_MBOX_VPORT,
"MBOX dflt rpi: status:x%x rpi:x%x",
mcqe_status,
pmbox->un.varWords[0], 0);
if (mcqe_status == MB_CQE_STATUS_SUCCESS) {
mp = (struct lpfc_dmabuf *)(pmb->context1);
ndlp = (struct lpfc_nodelist *)pmb->context2;
/* Reg_LOGIN of dflt RPI was successful. Now lets get
* RID of the PPI using the same mbox buffer.
*/
lpfc_unreg_login(phba, vport->vpi,
pmbox->un.varWords[0], pmb);
pmb->mbox_cmpl = lpfc_mbx_cmpl_dflt_rpi;
pmb->context1 = mp;
pmb->context2 = ndlp;
pmb->vport = vport;
rc = lpfc_sli_issue_mbox(phba, pmb, MBX_NOWAIT);
if (rc != MBX_BUSY)
lpfc_printf_log(phba, KERN_ERR, LOG_MBOX |
LOG_SLI, "0385 rc should "
"have been MBX_BUSY\n");
if (rc != MBX_NOT_FINISHED)
goto send_current_mbox;
}
}
spin_lock_irqsave(&phba->pport->work_port_lock, iflags);
phba->pport->work_port_events &= ~WORKER_MBOX_TMO;
spin_unlock_irqrestore(&phba->pport->work_port_lock, iflags);
/* There is mailbox completion work to do */
spin_lock_irqsave(&phba->hbalock, iflags);
__lpfc_mbox_cmpl_put(phba, pmb);
phba->work_ha |= HA_MBATT;
spin_unlock_irqrestore(&phba->hbalock, iflags);
workposted = true;
send_current_mbox:
spin_lock_irqsave(&phba->hbalock, iflags);
/* Release the mailbox command posting token */
phba->sli.sli_flag &= ~LPFC_SLI_MBOX_ACTIVE;
/* Setting active mailbox pointer need to be in sync to flag clear */
phba->sli.mbox_active = NULL;
spin_unlock_irqrestore(&phba->hbalock, iflags);
/* Wake up worker thread to post the next pending mailbox command */
lpfc_worker_wake_up(phba);
out_no_mqe_complete:
if (bf_get(lpfc_trailer_consumed, mcqe))
lpfc_sli4_mq_release(phba->sli4_hba.mbx_wq);
return workposted;
}
/**
* lpfc_sli4_sp_handle_mcqe - Process a mailbox completion queue entry
* @phba: Pointer to HBA context object.
* @cqe: Pointer to mailbox completion queue entry.
*
* This routine process a mailbox completion queue entry, it invokes the
* proper mailbox complete handling or asynchrous event handling routine
* according to the MCQE's async bit.
*
* Return: true if work posted to worker thread, otherwise false.
**/
static bool
lpfc_sli4_sp_handle_mcqe(struct lpfc_hba *phba, struct lpfc_cqe *cqe)
{
struct lpfc_mcqe mcqe;
bool workposted;
/* Copy the mailbox MCQE and convert endian order as needed */
lpfc_sli_pcimem_bcopy(cqe, &mcqe, sizeof(struct lpfc_mcqe));
/* Invoke the proper event handling routine */
if (!bf_get(lpfc_trailer_async, &mcqe))
workposted = lpfc_sli4_sp_handle_mbox_event(phba, &mcqe);
else
workposted = lpfc_sli4_sp_handle_async_event(phba, &mcqe);
return workposted;
}
/**
* lpfc_sli4_sp_handle_els_wcqe - Handle els work-queue completion event
* @phba: Pointer to HBA context object.
@ -9246,6 +9481,112 @@ out:
return status;
}
/**
* lpfc_mq_create - Create a mailbox Queue on the HBA
* @phba: HBA structure that indicates port to create a queue on.
* @mq: The queue structure to use to create the mailbox queue.
*
* This function creates a mailbox queue, as detailed in @mq, on a port,
* described by @phba by sending a MQ_CREATE mailbox command to the HBA.
*
* The @phba struct is used to send mailbox command to HBA. The @cq struct
* is used to get the entry count and entry size that are necessary to
* determine the number of pages to allocate and use for this queue. This
* function will send the MQ_CREATE mailbox command to the HBA to setup the
* mailbox queue. This function is asynchronous and will wait for the mailbox
* command to finish before continuing.
*
* On success this function will return a zero. If unable to allocate enough
* memory this function will return ENOMEM. If the queue create mailbox command
* fails this function will return ENXIO.
**/
uint32_t
lpfc_mq_create(struct lpfc_hba *phba, struct lpfc_queue *mq,
struct lpfc_queue *cq, uint32_t subtype)
{
struct lpfc_mbx_mq_create *mq_create;
struct lpfc_dmabuf *dmabuf;
LPFC_MBOXQ_t *mbox;
int rc, length, status = 0;
uint32_t shdr_status, shdr_add_status;
union lpfc_sli4_cfg_shdr *shdr;
mbox = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL);
if (!mbox)
return -ENOMEM;
length = (sizeof(struct lpfc_mbx_mq_create) -
sizeof(struct lpfc_sli4_cfg_mhdr));
lpfc_sli4_config(phba, mbox, LPFC_MBOX_SUBSYSTEM_COMMON,
LPFC_MBOX_OPCODE_MQ_CREATE,
length, LPFC_SLI4_MBX_EMBED);
mq_create = &mbox->u.mqe.un.mq_create;
bf_set(lpfc_mbx_mq_create_num_pages, &mq_create->u.request,
mq->page_count);
bf_set(lpfc_mq_context_cq_id, &mq_create->u.request.context,
cq->queue_id);
bf_set(lpfc_mq_context_valid, &mq_create->u.request.context, 1);
switch (mq->entry_count) {
default:
lpfc_printf_log(phba, KERN_ERR, LOG_SLI,
"0362 Unsupported MQ count. (%d)\n",
mq->entry_count);
if (mq->entry_count < 16)
return -EINVAL;
/* otherwise default to smallest count (drop through) */
case 16:
bf_set(lpfc_mq_context_count, &mq_create->u.request.context,
LPFC_MQ_CNT_16);
break;
case 32:
bf_set(lpfc_mq_context_count, &mq_create->u.request.context,
LPFC_MQ_CNT_32);
break;
case 64:
bf_set(lpfc_mq_context_count, &mq_create->u.request.context,
LPFC_MQ_CNT_64);
break;
case 128:
bf_set(lpfc_mq_context_count, &mq_create->u.request.context,
LPFC_MQ_CNT_128);
break;
}
list_for_each_entry(dmabuf, &mq->page_list, list) {
mq_create->u.request.page[dmabuf->buffer_tag].addr_lo =
putPaddrLow(dmabuf->phys);
mq_create->u.request.page[dmabuf->buffer_tag].addr_hi =
putPaddrHigh(dmabuf->phys);
}
rc = lpfc_sli_issue_mbox(phba, mbox, MBX_POLL);
/* The IOCTL status is embedded in the mailbox subheader. */
shdr = (union lpfc_sli4_cfg_shdr *) &mq_create->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 || rc) {
lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
"2502 MQ_CREATE mailbox failed with "
"status x%x add_status x%x, mbx status x%x\n",
shdr_status, shdr_add_status, rc);
status = -ENXIO;
goto out;
}
mq->queue_id = bf_get(lpfc_mbx_mq_create_q_id, &mq_create->u.response);
if (mq->queue_id == 0xFFFF) {
status = -ENXIO;
goto out;
}
mq->type = LPFC_MQ;
mq->subtype = subtype;
mq->host_index = 0;
mq->hba_index = 0;
/* link the mq onto the parent cq child list */
list_add_tail(&mq->list, &cq->child_list);
out:
if (rc != MBX_TIMEOUT)
mempool_free(mbox, phba->mbox_mem_pool);
return status;
}
/**
* lpfc_wq_create - Create a Work Queue on the HBA
* @phba: HBA structure that indicates port to create a queue on.
@ -9614,6 +9955,60 @@ lpfc_cq_destroy(struct lpfc_hba *phba, struct lpfc_queue *cq)
return status;
}
/**
* lpfc_mq_destroy - Destroy a Mailbox Queue on the HBA
* @qm: The queue structure associated with the queue to destroy.
*
* This function destroys a queue, as detailed in @mq by sending an mailbox
* command, specific to the type of queue, to the HBA.
*
* The @mq struct is used to get the queue ID of the queue to destroy.
*
* On success this function will return a zero. If the queue destroy mailbox
* command fails this function will return ENXIO.
**/
uint32_t
lpfc_mq_destroy(struct lpfc_hba *phba, struct lpfc_queue *mq)
{
LPFC_MBOXQ_t *mbox;
int rc, length, status = 0;
uint32_t shdr_status, shdr_add_status;
union lpfc_sli4_cfg_shdr *shdr;
if (!mq)
return -ENODEV;
mbox = mempool_alloc(mq->phba->mbox_mem_pool, GFP_KERNEL);
if (!mbox)
return -ENOMEM;
length = (sizeof(struct lpfc_mbx_mq_destroy) -
sizeof(struct lpfc_sli4_cfg_mhdr));
lpfc_sli4_config(phba, mbox, LPFC_MBOX_SUBSYSTEM_COMMON,
LPFC_MBOX_OPCODE_MQ_DESTROY,
length, LPFC_SLI4_MBX_EMBED);
bf_set(lpfc_mbx_mq_destroy_q_id, &mbox->u.mqe.un.mq_destroy.u.request,
mq->queue_id);
mbox->vport = mq->phba->pport;
mbox->mbox_cmpl = lpfc_sli_def_mbox_cmpl;
rc = lpfc_sli_issue_mbox(mq->phba, mbox, MBX_POLL);
/* The IOCTL status is embedded in the mailbox subheader. */
shdr = (union lpfc_sli4_cfg_shdr *)
&mbox->u.mqe.un.mq_destroy.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 || rc) {
lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
"2507 MQ_DESTROY mailbox failed with "
"status x%x add_status x%x, mbx status x%x\n",
shdr_status, shdr_add_status, rc);
status = -ENXIO;
}
/* Remove mq from any list */
list_del_init(&mq->list);
if (rc != MBX_TIMEOUT)
mempool_free(mbox, mq->phba->mbox_mem_pool);
return status;
}
/**
* lpfc_wq_destroy - Destroy a Work Queue on the HBA
* @wq: The queue structure associated with the queue to destroy.