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[SCSI] lpfc 8.3.33: Formally separate lpfc_sli_ring SLI-3 and SLI-4 variantions 

Signed-off-by: James Smart <james.smart@emulex.com>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
This commit is contained in:
James Smart 2012-08-03 12:35:34 -04:00 committed by James Bottomley
parent b9a7c631d4
commit 7e56aa25e3
5 changed files with 150 additions and 105 deletions
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8
drivers/scsi/lpfc/lpfc_debugfs.c
View File

@ -490,9 +490,11 @@ lpfc_debugfs_dumpHostSlim_data(struct lpfc_hba *phba, char *buf, int size)
len += snprintf(buf+len, size-len,
"Ring %d: CMD GetInx:%d (Max:%d Next:%d "
"Local:%d flg:x%x) RSP PutInx:%d Max:%d\n",
i, pgpp->cmdGetInx, pring->numCiocb,
pring->next_cmdidx, pring->local_getidx,
pring->flag, pgpp->rspPutInx, pring->numRiocb);
i, pgpp->cmdGetInx, pring->sli.sli3.numCiocb,
pring->sli.sli3.next_cmdidx,
pring->sli.sli3.local_getidx,
pring->flag, pgpp->rspPutInx,
pring->sli.sli3.numRiocb);
}
if (phba->sli_rev <= LPFC_SLI_REV3) {

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

@ -480,11 +480,11 @@ lpfc_config_port_post(struct lpfc_hba *phba)
phba->link_state = LPFC_LINK_DOWN;
/* Only process IOCBs on ELS ring till hba_state is READY */
if (psli->ring[psli->extra_ring].cmdringaddr)
if (psli->ring[psli->extra_ring].sli.sli3.cmdringaddr)
psli->ring[psli->extra_ring].flag |= LPFC_STOP_IOCB_EVENT;
if (psli->ring[psli->fcp_ring].cmdringaddr)
if (psli->ring[psli->fcp_ring].sli.sli3.cmdringaddr)
psli->ring[psli->fcp_ring].flag |= LPFC_STOP_IOCB_EVENT;
if (psli->ring[psli->next_ring].cmdringaddr)
if (psli->ring[psli->next_ring].sli.sli3.cmdringaddr)
psli->ring[psli->next_ring].flag |= LPFC_STOP_IOCB_EVENT;
/* Post receive buffers for desired rings */

25
drivers/scsi/lpfc/lpfc_mbox.c
View File

@ -950,44 +950,47 @@ lpfc_config_pcb_setup(struct lpfc_hba * phba)
for (i = 0; i < psli->num_rings; i++) {
pring = &psli->ring[i];
pring->sizeCiocb = phba->sli_rev == 3 ? SLI3_IOCB_CMD_SIZE:
pring->sli.sli3.sizeCiocb =
phba->sli_rev == 3 ? SLI3_IOCB_CMD_SIZE :
SLI2_IOCB_CMD_SIZE;
pring->sizeRiocb = phba->sli_rev == 3 ? SLI3_IOCB_RSP_SIZE:
pring->sli.sli3.sizeRiocb =
phba->sli_rev == 3 ? SLI3_IOCB_RSP_SIZE :
SLI2_IOCB_RSP_SIZE;
/* A ring MUST have both cmd and rsp entries defined to be
valid */
if ((pring->numCiocb == 0) || (pring->numRiocb == 0)) {
if ((pring->sli.sli3.numCiocb == 0) ||
(pring->sli.sli3.numRiocb == 0)) {
pcbp->rdsc[i].cmdEntries = 0;
pcbp->rdsc[i].rspEntries = 0;
pcbp->rdsc[i].cmdAddrHigh = 0;
pcbp->rdsc[i].rspAddrHigh = 0;
pcbp->rdsc[i].cmdAddrLow = 0;
pcbp->rdsc[i].rspAddrLow = 0;
pring->cmdringaddr = NULL;
pring->rspringaddr = NULL;
pring->sli.sli3.cmdringaddr = NULL;
pring->sli.sli3.rspringaddr = NULL;
continue;
}
/* Command ring setup for ring */
pring->cmdringaddr = (void *)&phba->IOCBs[iocbCnt];
pcbp->rdsc[i].cmdEntries = pring->numCiocb;
pring->sli.sli3.cmdringaddr = (void *)&phba->IOCBs[iocbCnt];
pcbp->rdsc[i].cmdEntries = pring->sli.sli3.numCiocb;
offset = (uint8_t *) &phba->IOCBs[iocbCnt] -
(uint8_t *) phba->slim2p.virt;
pdma_addr = phba->slim2p.phys + offset;
pcbp->rdsc[i].cmdAddrHigh = putPaddrHigh(pdma_addr);
pcbp->rdsc[i].cmdAddrLow = putPaddrLow(pdma_addr);
iocbCnt += pring->numCiocb;
iocbCnt += pring->sli.sli3.numCiocb;
/* Response ring setup for ring */
pring->rspringaddr = (void *) &phba->IOCBs[iocbCnt];
pring->sli.sli3.rspringaddr = (void *) &phba->IOCBs[iocbCnt];
pcbp->rdsc[i].rspEntries = pring->numRiocb;
pcbp->rdsc[i].rspEntries = pring->sli.sli3.numRiocb;
offset = (uint8_t *)&phba->IOCBs[iocbCnt] -
(uint8_t *)phba->slim2p.virt;
pdma_addr = phba->slim2p.phys + offset;
pcbp->rdsc[i].rspAddrHigh = putPaddrHigh(pdma_addr);
pcbp->rdsc[i].rspAddrLow = putPaddrLow(pdma_addr);
iocbCnt += pring->numRiocb;
iocbCnt += pring->sli.sli3.numRiocb;
}
}

182
drivers/scsi/lpfc/lpfc_sli.c
View File

@ -475,8 +475,8 @@ lpfc_sli4_rq_release(struct lpfc_queue *hq, struct lpfc_queue *dq)
static inline IOCB_t *
lpfc_cmd_iocb(struct lpfc_hba *phba, struct lpfc_sli_ring *pring)
{
return (IOCB_t *) (((char *) pring->cmdringaddr) +
pring->cmdidx * phba->iocb_cmd_size);
return (IOCB_t *) (((char *) pring->sli.sli3.cmdringaddr) +
pring->sli.sli3.cmdidx * phba->iocb_cmd_size);
}
/**
@ -492,8 +492,8 @@ lpfc_cmd_iocb(struct lpfc_hba *phba, struct lpfc_sli_ring *pring)
static inline IOCB_t *
lpfc_resp_iocb(struct lpfc_hba *phba, struct lpfc_sli_ring *pring)
{
return (IOCB_t *) (((char *) pring->rspringaddr) +
pring->rspidx * phba->iocb_rsp_size);
return (IOCB_t *) (((char *) pring->sli.sli3.rspringaddr) +
pring->sli.sli3.rspidx * phba->iocb_rsp_size);
}
/**
@ -1323,21 +1323,23 @@ static IOCB_t *
lpfc_sli_next_iocb_slot (struct lpfc_hba *phba, struct lpfc_sli_ring *pring)
{
struct lpfc_pgp *pgp = &phba->port_gp[pring->ringno];
uint32_t max_cmd_idx = pring->numCiocb;
if ((pring->next_cmdidx == pring->cmdidx) &&
(++pring->next_cmdidx >= max_cmd_idx))
pring->next_cmdidx = 0;
uint32_t max_cmd_idx = pring->sli.sli3.numCiocb;
if ((pring->sli.sli3.next_cmdidx == pring->sli.sli3.cmdidx) &&
(++pring->sli.sli3.next_cmdidx >= max_cmd_idx))
pring->sli.sli3.next_cmdidx = 0;
if (unlikely(pring->local_getidx == pring->next_cmdidx)) {
if (unlikely(pring->sli.sli3.local_getidx ==
pring->sli.sli3.next_cmdidx)) {
pring->local_getidx = le32_to_cpu(pgp->cmdGetInx);
pring->sli.sli3.local_getidx = le32_to_cpu(pgp->cmdGetInx);
if (unlikely(pring->local_getidx >= max_cmd_idx)) {
if (unlikely(pring->sli.sli3.local_getidx >= max_cmd_idx)) {
lpfc_printf_log(phba, KERN_ERR, LOG_SLI,
"0315 Ring %d issue: portCmdGet %d "
"is bigger than cmd ring %d\n",
pring->ringno,
pring->local_getidx, max_cmd_idx);
pring->sli.sli3.local_getidx,
max_cmd_idx);
phba->link_state = LPFC_HBA_ERROR;
/*
@ -1352,7 +1354,7 @@ lpfc_sli_next_iocb_slot (struct lpfc_hba *phba, struct lpfc_sli_ring *pring)
return NULL;
}
if (pring->local_getidx == pring->next_cmdidx)
if (pring->sli.sli3.local_getidx == pring->sli.sli3.next_cmdidx)
return NULL;
}
@ -1487,8 +1489,8 @@ lpfc_sli_submit_iocb(struct lpfc_hba *phba, struct lpfc_sli_ring *pring,
* Let the HBA know what IOCB slot will be the next one the
* driver will put a command into.
*/
pring->cmdidx = pring->next_cmdidx;
writel(pring->cmdidx, &phba->host_gp[pring->ringno].cmdPutInx);
pring->sli.sli3.cmdidx = pring->sli.sli3.next_cmdidx;
writel(pring->sli.sli3.cmdidx, &phba->host_gp[pring->ringno].cmdPutInx);
}
/**
@ -2789,7 +2791,7 @@ lpfc_sli_rsp_pointers_error(struct lpfc_hba *phba, struct lpfc_sli_ring *pring)
"0312 Ring %d handler: portRspPut %d "
"is bigger than rsp ring %d\n",
pring->ringno, le32_to_cpu(pgp->rspPutInx),
pring->numRiocb);
pring->sli.sli3.numRiocb);
phba->link_state = LPFC_HBA_ERROR;
@ -2876,7 +2878,7 @@ lpfc_sli_handle_fast_ring_event(struct lpfc_hba *phba,
* The next available response entry should never exceed the maximum
* entries. If it does, treat it as an adapter hardware error.
*/
portRspMax = pring->numRiocb;
portRspMax = pring->sli.sli3.numRiocb;
portRspPut = le32_to_cpu(pgp->rspPutInx);
if (unlikely(portRspPut >= portRspMax)) {
lpfc_sli_rsp_pointers_error(phba, pring);
@ -2890,7 +2892,7 @@ lpfc_sli_handle_fast_ring_event(struct lpfc_hba *phba,
phba->fcp_ring_in_use = 1;
rmb();
while (pring->rspidx != portRspPut) {
while (pring->sli.sli3.rspidx != portRspPut) {
/*
* Fetch an entry off the ring and copy it into a local data
* structure. The copy involves a byte-swap since the
@ -2899,8 +2901,8 @@ lpfc_sli_handle_fast_ring_event(struct lpfc_hba *phba,
entry = lpfc_resp_iocb(phba, pring);
phba->last_completion_time = jiffies;
if (++pring->rspidx >= portRspMax)
pring->rspidx = 0;
if (++pring->sli.sli3.rspidx >= portRspMax)
pring->sli.sli3.rspidx = 0;
lpfc_sli_pcimem_bcopy((uint32_t *) entry,
(uint32_t *) &rspiocbq.iocb,
@ -3001,9 +3003,10 @@ lpfc_sli_handle_fast_ring_event(struct lpfc_hba *phba,
* been updated, sync the pgp->rspPutInx and fetch the new port
* response put pointer.
*/
writel(pring->rspidx, &phba->host_gp[pring->ringno].rspGetInx);
writel(pring->sli.sli3.rspidx,
&phba->host_gp[pring->ringno].rspGetInx);
if (pring->rspidx == portRspPut)
if (pring->sli.sli3.rspidx == portRspPut)
portRspPut = le32_to_cpu(pgp->rspPutInx);
}
@ -3018,7 +3021,7 @@ lpfc_sli_handle_fast_ring_event(struct lpfc_hba *phba,
pring->stats.iocb_cmd_empty++;
/* Force update of the local copy of cmdGetInx */
pring->local_getidx = le32_to_cpu(pgp->cmdGetInx);
pring->sli.sli3.local_getidx = le32_to_cpu(pgp->cmdGetInx);
lpfc_sli_resume_iocb(phba, pring);
if ((pring->lpfc_sli_cmd_available))
@ -3250,7 +3253,7 @@ lpfc_sli_handle_slow_ring_event_s3(struct lpfc_hba *phba,
* The next available response entry should never exceed the maximum
* entries. If it does, treat it as an adapter hardware error.
*/
portRspMax = pring->numRiocb;
portRspMax = pring->sli.sli3.numRiocb;
portRspPut = le32_to_cpu(pgp->rspPutInx);
if (portRspPut >= portRspMax) {
/*
@ -3272,7 +3275,7 @@ lpfc_sli_handle_slow_ring_event_s3(struct lpfc_hba *phba,
}
rmb();
while (pring->rspidx != portRspPut) {
while (pring->sli.sli3.rspidx != portRspPut) {
/*
* Build a completion list and call the appropriate handler.
* The process is to get the next available response iocb, get
@ -3300,8 +3303,8 @@ lpfc_sli_handle_slow_ring_event_s3(struct lpfc_hba *phba,
phba->iocb_rsp_size);
irsp = &rspiocbp->iocb;
if (++pring->rspidx >= portRspMax)
pring->rspidx = 0;
if (++pring->sli.sli3.rspidx >= portRspMax)
pring->sli.sli3.rspidx = 0;
if (pring->ringno == LPFC_ELS_RING) {
lpfc_debugfs_slow_ring_trc(phba,
@ -3311,7 +3314,8 @@ lpfc_sli_handle_slow_ring_event_s3(struct lpfc_hba *phba,
*(((uint32_t *) irsp) + 7));
}
writel(pring->rspidx, &phba->host_gp[pring->ringno].rspGetInx);
writel(pring->sli.sli3.rspidx,
&phba->host_gp[pring->ringno].rspGetInx);
spin_unlock_irqrestore(&phba->hbalock, iflag);
/* Handle the response IOCB */
@ -3323,10 +3327,10 @@ lpfc_sli_handle_slow_ring_event_s3(struct lpfc_hba *phba,
* the pgp->rspPutInx in the MAILBOX_tand fetch the new port
* response put pointer.
*/
if (pring->rspidx == portRspPut) {
if (pring->sli.sli3.rspidx == portRspPut) {
portRspPut = le32_to_cpu(pgp->rspPutInx);
}
} /* while (pring->rspidx != portRspPut) */
} /* while (pring->sli.sli3.rspidx != portRspPut) */
if ((rspiocbp != NULL) && (mask & HA_R0RE_REQ)) {
/* At least one response entry has been freed */
@ -3341,7 +3345,7 @@ lpfc_sli_handle_slow_ring_event_s3(struct lpfc_hba *phba,
pring->stats.iocb_cmd_empty++;
/* Force update of the local copy of cmdGetInx */
pring->local_getidx = le32_to_cpu(pgp->cmdGetInx);
pring->sli.sli3.local_getidx = le32_to_cpu(pgp->cmdGetInx);
lpfc_sli_resume_iocb(phba, pring);
if ((pring->lpfc_sli_cmd_available))
@ -3862,10 +3866,10 @@ lpfc_sli_brdreset(struct lpfc_hba *phba)
for (i = 0; i < psli->num_rings; i++) {
pring = &psli->ring[i];
pring->flag = 0;
pring->rspidx = 0;
pring->next_cmdidx = 0;
pring->local_getidx = 0;
pring->cmdidx = 0;
pring->sli.sli3.rspidx = 0;
pring->sli.sli3.next_cmdidx = 0;
pring->sli.sli3.local_getidx = 0;
pring->sli.sli3.cmdidx = 0;
pring->missbufcnt = 0;
}
@ -8404,13 +8408,21 @@ int
lpfc_sli_issue_iocb(struct lpfc_hba *phba, uint32_t ring_number,
struct lpfc_iocbq *piocb, uint32_t flag)
{
struct lpfc_sli_ring *pring = &phba->sli.ring[LPFC_ELS_RING];
unsigned long iflags;
int rc;
spin_lock_irqsave(&phba->hbalock, iflags);
rc = __lpfc_sli_issue_iocb(phba, ring_number, piocb, flag);
spin_unlock_irqrestore(&phba->hbalock, iflags);
if (phba->sli_rev == LPFC_SLI_REV4) {
pring = &phba->sli.ring[ring_number];
spin_lock_irqsave(&pring->ring_lock, iflags);
rc = __lpfc_sli_issue_iocb(phba, ring_number, piocb, flag);
spin_unlock_irqrestore(&pring->ring_lock, iflags);
} else {
/* For now, SLI2/3 will still use hbalock */
spin_lock_irqsave(&phba->hbalock, iflags);
rc = __lpfc_sli_issue_iocb(phba, ring_number, piocb, flag);
spin_unlock_irqrestore(&phba->hbalock, iflags);
}
return rc;
}
@ -8437,18 +8449,18 @@ lpfc_extra_ring_setup( struct lpfc_hba *phba)
/* Take some away from the FCP ring */
pring = &psli->ring[psli->fcp_ring];
pring->numCiocb -= SLI2_IOCB_CMD_R1XTRA_ENTRIES;
pring->numRiocb -= SLI2_IOCB_RSP_R1XTRA_ENTRIES;
pring->numCiocb -= SLI2_IOCB_CMD_R3XTRA_ENTRIES;
pring->numRiocb -= SLI2_IOCB_RSP_R3XTRA_ENTRIES;
pring->sli.sli3.numCiocb -= SLI2_IOCB_CMD_R1XTRA_ENTRIES;
pring->sli.sli3.numRiocb -= SLI2_IOCB_RSP_R1XTRA_ENTRIES;
pring->sli.sli3.numCiocb -= SLI2_IOCB_CMD_R3XTRA_ENTRIES;
pring->sli.sli3.numRiocb -= SLI2_IOCB_RSP_R3XTRA_ENTRIES;
/* and give them to the extra ring */
pring = &psli->ring[psli->extra_ring];
pring->numCiocb += SLI2_IOCB_CMD_R1XTRA_ENTRIES;
pring->numRiocb += SLI2_IOCB_RSP_R1XTRA_ENTRIES;
pring->numCiocb += SLI2_IOCB_CMD_R3XTRA_ENTRIES;
pring->numRiocb += SLI2_IOCB_RSP_R3XTRA_ENTRIES;
pring->sli.sli3.numCiocb += SLI2_IOCB_CMD_R1XTRA_ENTRIES;
pring->sli.sli3.numRiocb += SLI2_IOCB_RSP_R1XTRA_ENTRIES;
pring->sli.sli3.numCiocb += SLI2_IOCB_CMD_R3XTRA_ENTRIES;
pring->sli.sli3.numRiocb += SLI2_IOCB_RSP_R3XTRA_ENTRIES;
/* Setup default profile for this ring */
pring->iotag_max = 4096;
@ -8710,16 +8722,20 @@ lpfc_sli_setup(struct lpfc_hba *phba)
switch (i) {
case LPFC_FCP_RING: /* ring 0 - FCP */
/* numCiocb and numRiocb are used in config_port */
pring->numCiocb = SLI2_IOCB_CMD_R0_ENTRIES;
pring->numRiocb = SLI2_IOCB_RSP_R0_ENTRIES;
pring->numCiocb += SLI2_IOCB_CMD_R1XTRA_ENTRIES;
pring->numRiocb += SLI2_IOCB_RSP_R1XTRA_ENTRIES;
pring->numCiocb += SLI2_IOCB_CMD_R3XTRA_ENTRIES;
pring->numRiocb += SLI2_IOCB_RSP_R3XTRA_ENTRIES;
pring->sizeCiocb = (phba->sli_rev == 3) ?
pring->sli.sli3.numCiocb = SLI2_IOCB_CMD_R0_ENTRIES;
pring->sli.sli3.numRiocb = SLI2_IOCB_RSP_R0_ENTRIES;
pring->sli.sli3.numCiocb +=
SLI2_IOCB_CMD_R1XTRA_ENTRIES;
pring->sli.sli3.numRiocb +=
SLI2_IOCB_RSP_R1XTRA_ENTRIES;
pring->sli.sli3.numCiocb +=
SLI2_IOCB_CMD_R3XTRA_ENTRIES;
pring->sli.sli3.numRiocb +=
SLI2_IOCB_RSP_R3XTRA_ENTRIES;
pring->sli.sli3.sizeCiocb = (phba->sli_rev == 3) ?
SLI3_IOCB_CMD_SIZE :
SLI2_IOCB_CMD_SIZE;
pring->sizeRiocb = (phba->sli_rev == 3) ?
pring->sli.sli3.sizeRiocb = (phba->sli_rev == 3) ?
SLI3_IOCB_RSP_SIZE :
SLI2_IOCB_RSP_SIZE;
pring->iotag_ctr = 0;
@ -8730,12 +8746,12 @@ lpfc_sli_setup(struct lpfc_hba *phba)
break;
case LPFC_EXTRA_RING: /* ring 1 - EXTRA */
/* numCiocb and numRiocb are used in config_port */
pring->numCiocb = SLI2_IOCB_CMD_R1_ENTRIES;
pring->numRiocb = SLI2_IOCB_RSP_R1_ENTRIES;
pring->sizeCiocb = (phba->sli_rev == 3) ?
pring->sli.sli3.numCiocb = SLI2_IOCB_CMD_R1_ENTRIES;
pring->sli.sli3.numRiocb = SLI2_IOCB_RSP_R1_ENTRIES;
pring->sli.sli3.sizeCiocb = (phba->sli_rev == 3) ?
SLI3_IOCB_CMD_SIZE :
SLI2_IOCB_CMD_SIZE;
pring->sizeRiocb = (phba->sli_rev == 3) ?
pring->sli.sli3.sizeRiocb = (phba->sli_rev == 3) ?
SLI3_IOCB_RSP_SIZE :
SLI2_IOCB_RSP_SIZE;
pring->iotag_max = phba->cfg_hba_queue_depth;
@ -8743,12 +8759,12 @@ lpfc_sli_setup(struct lpfc_hba *phba)
break;
case LPFC_ELS_RING: /* ring 2 - ELS / CT */
/* numCiocb and numRiocb are used in config_port */
pring->numCiocb = SLI2_IOCB_CMD_R2_ENTRIES;
pring->numRiocb = SLI2_IOCB_RSP_R2_ENTRIES;
pring->sizeCiocb = (phba->sli_rev == 3) ?
pring->sli.sli3.numCiocb = SLI2_IOCB_CMD_R2_ENTRIES;
pring->sli.sli3.numRiocb = SLI2_IOCB_RSP_R2_ENTRIES;
pring->sli.sli3.sizeCiocb = (phba->sli_rev == 3) ?
SLI3_IOCB_CMD_SIZE :
SLI2_IOCB_CMD_SIZE;
pring->sizeRiocb = (phba->sli_rev == 3) ?
pring->sli.sli3.sizeRiocb = (phba->sli_rev == 3) ?
SLI3_IOCB_RSP_SIZE :
SLI2_IOCB_RSP_SIZE;
pring->fast_iotag = 0;
@ -8789,8 +8805,9 @@ lpfc_sli_setup(struct lpfc_hba *phba)
lpfc_sli4_ct_abort_unsol_event;
break;
}
totiocbsize += (pring->numCiocb * pring->sizeCiocb) +
(pring->numRiocb * pring->sizeRiocb);
totiocbsize += (pring->sli.sli3.numCiocb *
pring->sli.sli3.sizeCiocb) +
(pring->sli.sli3.numRiocb * pring->sli.sli3.sizeRiocb);
}
if (totiocbsize > MAX_SLIM_IOCB_SIZE) {
/* Too many cmd / rsp ring entries in SLI2 SLIM */
@ -8831,14 +8848,15 @@ lpfc_sli_queue_setup(struct lpfc_hba *phba)
for (i = 0; i < psli->num_rings; i++) {
pring = &psli->ring[i];
pring->ringno = i;
pring->next_cmdidx = 0;
pring->local_getidx = 0;
pring->cmdidx = 0;
pring->sli.sli3.next_cmdidx = 0;
pring->sli.sli3.local_getidx = 0;
pring->sli.sli3.cmdidx = 0;
INIT_LIST_HEAD(&pring->txq);
INIT_LIST_HEAD(&pring->txcmplq);
INIT_LIST_HEAD(&pring->iocb_continueq);
INIT_LIST_HEAD(&pring->iocb_continue_saveq);
INIT_LIST_HEAD(&pring->postbufq);
spin_lock_init(&pring->ring_lock);
}
spin_unlock_irq(&phba->hbalock);
return 1;
@ -9337,6 +9355,7 @@ lpfc_sli_abort_iotag_issue(struct lpfc_hba *phba, struct lpfc_sli_ring *pring,
IOCB_t *icmd = NULL;
IOCB_t *iabt = NULL;
int retval;
unsigned long iflags;
/*
* There are certain command types we don't want to abort. And we
@ -9389,7 +9408,17 @@ lpfc_sli_abort_iotag_issue(struct lpfc_hba *phba, struct lpfc_sli_ring *pring,
iabt->un.acxri.abortIoTag,
iabt->un.acxri.abortContextTag,
abtsiocbp->iotag);
retval = __lpfc_sli_issue_iocb(phba, pring->ringno, abtsiocbp, 0);
if (phba->sli_rev == LPFC_SLI_REV4) {
/* Note: both hbalock and ring_lock need to be set here */
spin_lock_irqsave(&pring->ring_lock, iflags);
retval = __lpfc_sli_issue_iocb(phba, pring->ringno,
abtsiocbp, 0);
spin_unlock_irqrestore(&pring->ring_lock, iflags);
} else {
retval = __lpfc_sli_issue_iocb(phba, pring->ringno,
abtsiocbp, 0);
}
if (retval)
__lpfc_sli_release_iocbq(phba, abtsiocbp);
@ -10950,12 +10979,12 @@ lpfc_sli4_els_wcqe_to_rspiocbq(struct lpfc_hba *phba,
unsigned long iflags;
wcqe = &irspiocbq->cq_event.cqe.wcqe_cmpl;
spin_lock_irqsave(&phba->hbalock, iflags);
spin_lock_irqsave(&pring->ring_lock, iflags);
pring->stats.iocb_event++;
/* Look up the ELS command IOCB and create pseudo response IOCB */
cmdiocbq = lpfc_sli_iocbq_lookup_by_tag(phba, pring,
bf_get(lpfc_wcqe_c_request_tag, wcqe));
spin_unlock_irqrestore(&phba->hbalock, iflags);
spin_unlock_irqrestore(&pring->ring_lock, iflags);
if (unlikely(!cmdiocbq)) {
lpfc_printf_log(phba, KERN_WARNING, LOG_SLI,
@ -11169,7 +11198,7 @@ lpfc_sli4_sp_handle_els_wcqe(struct lpfc_hba *phba,
{
struct lpfc_iocbq *irspiocbq;
unsigned long iflags;
struct lpfc_sli_ring *pring = &phba->sli.ring[LPFC_FCP_RING];
struct lpfc_sli_ring *pring = &phba->sli.ring[LPFC_ELS_RING];
/* Get an irspiocbq for later ELS response processing use */
irspiocbq = lpfc_sli_get_iocbq(phba);
@ -11520,10 +11549,6 @@ lpfc_sli4_fp_handle_fcp_wcqe(struct lpfc_hba *phba,
struct lpfc_iocbq irspiocbq;
unsigned long iflags;
spin_lock_irqsave(&phba->hbalock, iflags);
pring->stats.iocb_event++;
spin_unlock_irqrestore(&phba->hbalock, iflags);
/* Check for response status */
if (unlikely(bf_get(lpfc_wcqe_c_status, wcqe))) {
/* If resource errors reported from HBA, reduce queue
@ -11546,10 +11571,11 @@ lpfc_sli4_fp_handle_fcp_wcqe(struct lpfc_hba *phba,
}
/* Look up the FCP command IOCB and create pseudo response IOCB */
spin_lock_irqsave(&phba->hbalock, iflags);
spin_lock_irqsave(&pring->ring_lock, iflags);
pring->stats.iocb_event++;
cmdiocbq = lpfc_sli_iocbq_lookup_by_tag(phba, pring,
bf_get(lpfc_wcqe_c_request_tag, wcqe));
spin_unlock_irqrestore(&phba->hbalock, iflags);
spin_unlock_irqrestore(&pring->ring_lock, iflags);
if (unlikely(!cmdiocbq)) {
lpfc_printf_log(phba, KERN_WARNING, LOG_SLI,
"0374 FCP complete with no corresponding "

34
drivers/scsi/lpfc/lpfc_sli.h
View File

@ -158,6 +158,24 @@ struct lpfc_sli_ring_stat {
uint64_t iocb_rsp_full; /* IOCB rsp ring full */
};
struct lpfc_sli3_ring {
uint32_t local_getidx; /* last available cmd index (from cmdGetInx) */
uint32_t next_cmdidx; /* next_cmd index */
uint32_t rspidx; /* current index in response ring */
uint32_t cmdidx; /* current index in command ring */
uint16_t numCiocb; /* number of command iocb's per ring */
uint16_t numRiocb; /* number of rsp iocb's per ring */
uint16_t sizeCiocb; /* Size of command iocb's in this ring */
uint16_t sizeRiocb; /* Size of response iocb's in this ring */
uint32_t *cmdringaddr; /* virtual address for cmd rings */
uint32_t *rspringaddr; /* virtual address for rsp rings */
};
struct lpfc_sli4_ring {
void *wqp; /* Pointer to associated WQ */
};
/* Structure used to hold SLI ring information */
struct lpfc_sli_ring {
uint16_t flag; /* ring flags */
@ -166,16 +184,10 @@ struct lpfc_sli_ring {
#define LPFC_STOP_IOCB_EVENT 0x020 /* Stop processing IOCB cmds event */
uint16_t abtsiotag; /* tracks next iotag to use for ABTS */
uint32_t local_getidx; /* last available cmd index (from cmdGetInx) */
uint32_t next_cmdidx; /* next_cmd index */
uint32_t rspidx; /* current index in response ring */
uint32_t cmdidx; /* current index in command ring */
uint8_t rsvd;
uint8_t ringno; /* ring number */
uint16_t numCiocb; /* number of command iocb's per ring */
uint16_t numRiocb; /* number of rsp iocb's per ring */
uint16_t sizeCiocb; /* Size of command iocb's in this ring */
uint16_t sizeRiocb; /* Size of response iocb's in this ring */
spinlock_t ring_lock; /* lock for issuing commands */
uint32_t fast_iotag; /* max fastlookup based iotag */
uint32_t iotag_ctr; /* keeps track of the next iotag to use */
@ -186,8 +198,6 @@ struct lpfc_sli_ring {
struct list_head txcmplq;
uint16_t txcmplq_cnt; /* current length of queue */
uint16_t txcmplq_max; /* max length */
uint32_t *cmdringaddr; /* virtual address for cmd rings */
uint32_t *rspringaddr; /* virtual address for rsp rings */
uint32_t missbufcnt; /* keep track of buffers to post */
struct list_head postbufq;
uint16_t postbufq_cnt; /* current length of queue */
@ -207,6 +217,10 @@ struct lpfc_sli_ring {
/* cmd ring available */
void (*lpfc_sli_cmd_available) (struct lpfc_hba *,
struct lpfc_sli_ring *);
union {
struct lpfc_sli3_ring sli3;
struct lpfc_sli4_ring sli4;
} sli;
};
/* Structure used for configuring rings to a specific profile or rctl / type */