/*******************************************************************
* This file is part of the Emulex Linux Device Driver for *
* Fibre Channel Host Bus Adapters. *
- * Copyright (C) 2004-2007 Emulex. All rights reserved. *
+ * Copyright (C) 2004-2008 Emulex. All rights reserved. *
* EMULEX and SLI are trademarks of Emulex. *
* www.emulex.com *
* Portions Copyright (C) 2004-2005 Christoph Hellwig *
#include "lpfc_crtn.h"
#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, mb, psli, flag) \
+#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", \
- phba->brd_no, \
- mb->mbxCommand, \
+ "(%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)
LPFC_ABORT_IOCB
} lpfc_iocb_type;
+ /* SLI-2/SLI-3 provide different sized iocbs. Given a pointer
+ * to the start of the ring, and the slot number of the
+ * desired iocb entry, calc a pointer to that entry.
+ */
+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);
+}
+
+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);
+}
+
static struct lpfc_iocbq *
__lpfc_sli_get_iocbq(struct lpfc_hba *phba)
{
return iocbq;
}
-void
+static void
__lpfc_sli_release_iocbq(struct lpfc_hba *phba, struct lpfc_iocbq *iocbq)
{
size_t start_clean = offsetof(struct lpfc_iocbq, iocb);
case CMD_RCV_ELS_REQ_CX:
case CMD_RCV_SEQUENCE64_CX:
case CMD_RCV_ELS_REQ64_CX:
+ case CMD_ASYNC_STATUS:
+ case CMD_IOCB_RCV_SEQ64_CX:
+ case CMD_IOCB_RCV_ELS64_CX:
+ case CMD_IOCB_RCV_CONT64_CX:
+ case CMD_IOCB_RET_XRI64_CX:
type = LPFC_UNSOL_IOCB;
break;
+ case CMD_IOCB_XMIT_MSEQ64_CR:
+ case CMD_IOCB_XMIT_MSEQ64_CX:
+ case CMD_IOCB_RCV_SEQ_LIST64_CX:
+ case CMD_IOCB_RCV_ELS_LIST64_CX:
+ case CMD_IOCB_CLOSE_EXTENDED_CN:
+ case CMD_IOCB_ABORT_EXTENDED_CN:
+ case CMD_IOCB_RET_HBQE64_CN:
+ case CMD_IOCB_FCP_IBIDIR64_CR:
+ case CMD_IOCB_FCP_IBIDIR64_CX:
+ case CMD_IOCB_FCP_ITASKMGT64_CX:
+ case CMD_IOCB_LOGENTRY_CN:
+ case CMD_IOCB_LOGENTRY_ASYNC_CN:
+ printk("%s - Unhandled SLI-3 Command x%x\n",
+ __FUNCTION__, iocb_cmnd);
+ type = LPFC_UNKNOWN_IOCB;
+ break;
default:
type = LPFC_UNKNOWN_IOCB;
break;
}
static int
-lpfc_sli_ring_map(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmb)
+lpfc_sli_ring_map(struct lpfc_hba *phba)
{
struct lpfc_sli *psli = &phba->sli;
- MAILBOX_t *pmbox = &pmb->mb;
- int i, rc;
+ LPFC_MBOXQ_t *pmb;
+ MAILBOX_t *pmbox;
+ int i, rc, ret = 0;
+ pmb = (LPFC_MBOXQ_t *) mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL);
+ if (!pmb)
+ return -ENOMEM;
+ pmbox = &pmb->mb;
+ phba->link_state = LPFC_INIT_MBX_CMDS;
for (i = 0; i < psli->num_rings; i++) {
- phba->link_state = LPFC_INIT_MBX_CMDS;
lpfc_config_ring(phba, i, pmb);
rc = lpfc_sli_issue_mbox(phba, pmb, MBX_POLL);
if (rc != MBX_SUCCESS) {
- lpfc_printf_log(phba,
- KERN_ERR,
- LOG_INIT,
- "%d:0446 Adapter failed to init, "
+ lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
+ "0446 Adapter failed to init (%d), "
"mbxCmd x%x CFG_RING, mbxStatus x%x, "
"ring %d\n",
- phba->brd_no,
- pmbox->mbxCommand,
- pmbox->mbxStatus,
- i);
+ rc, pmbox->mbxCommand,
+ pmbox->mbxStatus, i);
phba->link_state = LPFC_HBA_ERROR;
- return -ENXIO;
+ ret = -ENXIO;
+ break;
}
}
- return 0;
+ mempool_free(pmb, phba->mbox_mem_pool);
+ return ret;
}
static int
{
list_add_tail(&piocb->list, &pring->txcmplq);
pring->txcmplq_cnt++;
- if (unlikely(pring->ringno == LPFC_ELS_RING))
- mod_timer(&piocb->vport->els_tmofunc,
- jiffies + HZ * (phba->fc_ratov << 1));
+ if ((unlikely(pring->ringno == LPFC_ELS_RING)) &&
+ (piocb->iocb.ulpCommand != CMD_ABORT_XRI_CN) &&
+ (piocb->iocb.ulpCommand != CMD_CLOSE_XRI_CN)) {
+ if (!piocb->vport)
+ BUG();
+ else
+ mod_timer(&piocb->vport->els_tmofunc,
+ jiffies + HZ * (phba->fc_ratov << 1));
+ }
+
return 0;
}
static struct lpfc_iocbq *
lpfc_sli_ringtx_get(struct lpfc_hba *phba, struct lpfc_sli_ring *pring)
{
- struct list_head *dlp;
struct lpfc_iocbq *cmd_iocb;
- dlp = &pring->txq;
- cmd_iocb = NULL;
- list_remove_head((&pring->txq), cmd_iocb,
- struct lpfc_iocbq,
- list);
- if (cmd_iocb) {
- /* If the first ptr is not equal to the list header,
- * deque the IOCBQ_t and return it.
- */
+ list_remove_head((&pring->txq), cmd_iocb, struct lpfc_iocbq, list);
+ if (cmd_iocb != NULL)
pring->txq_cnt--;
- }
return cmd_iocb;
}
static IOCB_t *
lpfc_sli_next_iocb_slot (struct lpfc_hba *phba, struct lpfc_sli_ring *pring)
{
- struct lpfc_pgp *pgp = &phba->slim2p->mbx.us.s2.port[pring->ringno];
+ struct lpfc_pgp *pgp = (phba->sli_rev == 3) ?
+ &phba->slim2p->mbx.us.s3_pgp.port[pring->ringno] :
+ &phba->slim2p->mbx.us.s2.port[pring->ringno];
uint32_t max_cmd_idx = pring->numCiocb;
- IOCB_t *iocb = NULL;
if ((pring->next_cmdidx == pring->cmdidx) &&
(++pring->next_cmdidx >= max_cmd_idx))
if (unlikely(pring->local_getidx >= max_cmd_idx)) {
lpfc_printf_log(phba, KERN_ERR, LOG_SLI,
- "%d:0315 Ring %d issue: portCmdGet %d "
+ "0315 Ring %d issue: portCmdGet %d "
"is bigger then cmd ring %d\n",
- phba->brd_no, pring->ringno,
+ pring->ringno,
pring->local_getidx, max_cmd_idx);
phba->link_state = LPFC_HBA_ERROR;
*/
phba->work_ha |= HA_ERATT;
phba->work_hs = HS_FFER3;
- if (phba->work_wait)
- wake_up(phba->work_wait);
+
+ lpfc_worker_wake_up(phba);
return NULL;
}
return NULL;
}
- iocb = IOCB_ENTRY(pring->cmdringaddr, pring->cmdidx);
-
- return iocb;
+ return lpfc_cmd_iocb(phba, pring);
}
uint16_t
if (psli->iocbq_lookup)
memcpy(new_arr, old_arr,
((psli->last_iotag + 1) *
- sizeof (struct lpfc_iocbq *)));
+ sizeof (struct lpfc_iocbq *)));
psli->iocbq_lookup = new_arr;
psli->iocbq_lookup_len = new_len;
psli->last_iotag = iotag;
spin_unlock_irq(&phba->hbalock);
lpfc_printf_log(phba, KERN_ERR,LOG_SLI,
- "%d:0318 Failed to allocate IOTAG.last IOTAG is %d\n",
- phba->brd_no, psli->last_iotag);
+ "0318 Failed to allocate IOTAG.last IOTAG is %d\n",
+ psli->last_iotag);
return 0;
}
*/
nextiocb->iocb.ulpIoTag = (nextiocb->iocb_cmpl) ? nextiocb->iotag : 0;
+ if (pring->ringno == LPFC_ELS_RING) {
+ lpfc_debugfs_slow_ring_trc(phba,
+ "IOCB cmd ring: wd4:x%08x wd6:x%08x wd7:x%08x",
+ *(((uint32_t *) &nextiocb->iocb) + 4),
+ *(((uint32_t *) &nextiocb->iocb) + 6),
+ *(((uint32_t *) &nextiocb->iocb) + 7));
+ }
+
/*
* Issue iocb command to adapter
*/
- lpfc_sli_pcimem_bcopy(&nextiocb->iocb, iocb, sizeof (IOCB_t));
+ lpfc_sli_pcimem_bcopy(&nextiocb->iocb, iocb, phba->iocb_cmd_size);
wmb();
pring->stats.iocb_cmd++;
* driver will put a command into.
*/
pring->cmdidx = pring->next_cmdidx;
- writel(pring->cmdidx, phba->MBslimaddr
- + (SLIMOFF + (pring->ringno * 2)) * 4);
+ writel(pring->cmdidx, &phba->host_gp[pring->ringno].cmdPutInx);
}
static void
if (pring->txq_cnt &&
lpfc_is_link_up(phba) &&
(pring->ringno != phba->sli.fcp_ring ||
- phba->sli.sli_flag & LPFC_PROCESS_LA) &&
- !(pring->flag & LPFC_STOP_IOCB_MBX)) {
+ phba->sli.sli_flag & LPFC_PROCESS_LA)) {
while ((iocb = lpfc_sli_next_iocb_slot(phba, pring)) &&
(nextiocb = lpfc_sli_ringtx_get(phba, pring)))
return;
}
-/* lpfc_sli_turn_on_ring is only called by lpfc_sli_handle_mb_event below */
-static void
-lpfc_sli_turn_on_ring(struct lpfc_hba *phba, int ringno)
+static struct lpfc_hbq_entry *
+lpfc_sli_next_hbq_slot(struct lpfc_hba *phba, uint32_t hbqno)
{
- struct lpfc_pgp *pgp = &phba->slim2p->mbx.us.s2.port[ringno];
- unsigned long iflags;
+ struct hbq_s *hbqp = &phba->hbqs[hbqno];
- /* If the ring is active, flag it */
- spin_lock_irqsave(&phba->hbalock, iflags);
- if (phba->sli.ring[ringno].cmdringaddr) {
- if (phba->sli.ring[ringno].flag & LPFC_STOP_IOCB_MBX) {
- phba->sli.ring[ringno].flag &= ~LPFC_STOP_IOCB_MBX;
- /*
- * Force update of the local copy of cmdGetInx
- */
- phba->sli.ring[ringno].local_getidx
- = le32_to_cpu(pgp->cmdGetInx);
- lpfc_sli_resume_iocb(phba, &phba->sli.ring[ringno]);
+ if (hbqp->next_hbqPutIdx == hbqp->hbqPutIdx &&
+ ++hbqp->next_hbqPutIdx >= hbqp->entry_count)
+ hbqp->next_hbqPutIdx = 0;
+
+ if (unlikely(hbqp->local_hbqGetIdx == hbqp->next_hbqPutIdx)) {
+ uint32_t raw_index = phba->hbq_get[hbqno];
+ uint32_t getidx = le32_to_cpu(raw_index);
+
+ hbqp->local_hbqGetIdx = getidx;
+
+ if (unlikely(hbqp->local_hbqGetIdx >= hbqp->entry_count)) {
+ lpfc_printf_log(phba, KERN_ERR,
+ LOG_SLI | LOG_VPORT,
+ "1802 HBQ %d: local_hbqGetIdx "
+ "%u is > than hbqp->entry_count %u\n",
+ hbqno, hbqp->local_hbqGetIdx,
+ hbqp->entry_count);
+
+ phba->link_state = LPFC_HBA_ERROR;
+ return NULL;
+ }
+
+ if (hbqp->local_hbqGetIdx == hbqp->next_hbqPutIdx)
+ return NULL;
+ }
+
+ return (struct lpfc_hbq_entry *) phba->hbqs[hbqno].hbq_virt +
+ hbqp->hbqPutIdx;
+}
+
+void
+lpfc_sli_hbqbuf_free_all(struct lpfc_hba *phba)
+{
+ struct lpfc_dmabuf *dmabuf, *next_dmabuf;
+ struct hbq_dmabuf *hbq_buf;
+ unsigned long flags;
+ int i, hbq_count;
+ uint32_t hbqno;
+
+ hbq_count = lpfc_sli_hbq_count();
+ /* Return all memory used by all HBQs */
+ spin_lock_irqsave(&phba->hbalock, flags);
+ for (i = 0; i < hbq_count; ++i) {
+ list_for_each_entry_safe(dmabuf, next_dmabuf,
+ &phba->hbqs[i].hbq_buffer_list, list) {
+ hbq_buf = container_of(dmabuf, struct hbq_dmabuf, dbuf);
+ list_del(&hbq_buf->dbuf.list);
+ (phba->hbqs[i].hbq_free_buffer)(phba, hbq_buf);
+ }
+ phba->hbqs[i].buffer_count = 0;
+ }
+ /* Return all HBQ buffer that are in-fly */
+ list_for_each_entry_safe(dmabuf, next_dmabuf,
+ &phba->hbqbuf_in_list, list) {
+ hbq_buf = container_of(dmabuf, struct hbq_dmabuf, dbuf);
+ list_del(&hbq_buf->dbuf.list);
+ if (hbq_buf->tag == -1) {
+ (phba->hbqs[LPFC_ELS_HBQ].hbq_free_buffer)
+ (phba, hbq_buf);
+ } else {
+ hbqno = hbq_buf->tag >> 16;
+ if (hbqno >= LPFC_MAX_HBQS)
+ (phba->hbqs[LPFC_ELS_HBQ].hbq_free_buffer)
+ (phba, hbq_buf);
+ else
+ (phba->hbqs[hbqno].hbq_free_buffer)(phba,
+ hbq_buf);
+ }
+ }
+
+ /* Mark the HBQs not in use */
+ phba->hbq_in_use = 0;
+ spin_unlock_irqrestore(&phba->hbalock, flags);
+}
+
+static struct lpfc_hbq_entry *
+lpfc_sli_hbq_to_firmware(struct lpfc_hba *phba, uint32_t hbqno,
+ struct hbq_dmabuf *hbq_buf)
+{
+ struct lpfc_hbq_entry *hbqe;
+ dma_addr_t physaddr = hbq_buf->dbuf.phys;
+
+ /* Get next HBQ entry slot to use */
+ hbqe = lpfc_sli_next_hbq_slot(phba, hbqno);
+ if (hbqe) {
+ struct hbq_s *hbqp = &phba->hbqs[hbqno];
+
+ hbqe->bde.addrHigh = le32_to_cpu(putPaddrHigh(physaddr));
+ hbqe->bde.addrLow = le32_to_cpu(putPaddrLow(physaddr));
+ hbqe->bde.tus.f.bdeSize = hbq_buf->size;
+ hbqe->bde.tus.f.bdeFlags = 0;
+ hbqe->bde.tus.w = le32_to_cpu(hbqe->bde.tus.w);
+ hbqe->buffer_tag = le32_to_cpu(hbq_buf->tag);
+ /* Sync SLIM */
+ hbqp->hbqPutIdx = hbqp->next_hbqPutIdx;
+ writel(hbqp->hbqPutIdx, phba->hbq_put + hbqno);
+ /* flush */
+ readl(phba->hbq_put + hbqno);
+ list_add_tail(&hbq_buf->dbuf.list, &hbqp->hbq_buffer_list);
+ }
+ return hbqe;
+}
+
+static struct lpfc_hbq_init lpfc_els_hbq = {
+ .rn = 1,
+ .entry_count = 200,
+ .mask_count = 0,
+ .profile = 0,
+ .ring_mask = (1 << LPFC_ELS_RING),
+ .buffer_count = 0,
+ .init_count = 20,
+ .add_count = 5,
+};
+
+static struct lpfc_hbq_init lpfc_extra_hbq = {
+ .rn = 1,
+ .entry_count = 200,
+ .mask_count = 0,
+ .profile = 0,
+ .ring_mask = (1 << LPFC_EXTRA_RING),
+ .buffer_count = 0,
+ .init_count = 0,
+ .add_count = 5,
+};
+
+struct lpfc_hbq_init *lpfc_hbq_defs[] = {
+ &lpfc_els_hbq,
+ &lpfc_extra_hbq,
+};
+
+static int
+lpfc_sli_hbqbuf_fill_hbqs(struct lpfc_hba *phba, uint32_t hbqno, uint32_t count)
+{
+ uint32_t i, start, end;
+ unsigned long flags;
+ struct hbq_dmabuf *hbq_buffer;
+
+ if (!phba->hbqs[hbqno].hbq_alloc_buffer)
+ return 0;
+
+ start = phba->hbqs[hbqno].buffer_count;
+ end = count + start;
+ if (end > lpfc_hbq_defs[hbqno]->entry_count)
+ end = lpfc_hbq_defs[hbqno]->entry_count;
+
+ /* Check whether HBQ is still in use */
+ spin_lock_irqsave(&phba->hbalock, flags);
+ if (!phba->hbq_in_use)
+ goto out;
+
+ /* Populate HBQ entries */
+ for (i = start; i < end; i++) {
+ hbq_buffer = (phba->hbqs[hbqno].hbq_alloc_buffer)(phba);
+ if (!hbq_buffer)
+ goto err;
+ hbq_buffer->tag = (i | (hbqno << 16));
+ if (lpfc_sli_hbq_to_firmware(phba, hbqno, hbq_buffer))
+ phba->hbqs[hbqno].buffer_count++;
+ else
+ (phba->hbqs[hbqno].hbq_free_buffer)(phba, hbq_buffer);
+ }
+
+ out:
+ spin_unlock_irqrestore(&phba->hbalock, flags);
+ return 0;
+ err:
+ spin_unlock_irqrestore(&phba->hbalock, flags);
+ return 1;
+}
+
+int
+lpfc_sli_hbqbuf_add_hbqs(struct lpfc_hba *phba, uint32_t qno)
+{
+ return(lpfc_sli_hbqbuf_fill_hbqs(phba, qno,
+ lpfc_hbq_defs[qno]->add_count));
+}
+
+static int
+lpfc_sli_hbqbuf_init_hbqs(struct lpfc_hba *phba, uint32_t qno)
+{
+ return(lpfc_sli_hbqbuf_fill_hbqs(phba, qno,
+ lpfc_hbq_defs[qno]->init_count));
+}
+
+static struct hbq_dmabuf *
+lpfc_sli_hbqbuf_find(struct lpfc_hba *phba, uint32_t tag)
+{
+ struct lpfc_dmabuf *d_buf;
+ struct hbq_dmabuf *hbq_buf;
+ uint32_t hbqno;
+
+ hbqno = tag >> 16;
+ if (hbqno >= LPFC_MAX_HBQS)
+ return NULL;
+
+ list_for_each_entry(d_buf, &phba->hbqs[hbqno].hbq_buffer_list, list) {
+ hbq_buf = container_of(d_buf, struct hbq_dmabuf, dbuf);
+ if (hbq_buf->tag == tag) {
+ return hbq_buf;
+ }
+ }
+ lpfc_printf_log(phba, KERN_ERR, LOG_SLI | LOG_VPORT,
+ "1803 Bad hbq tag. Data: x%x x%x\n",
+ tag, phba->hbqs[tag >> 16].buffer_count);
+ return NULL;
+}
+
+void
+lpfc_sli_free_hbq(struct lpfc_hba *phba, struct hbq_dmabuf *hbq_buffer)
+{
+ uint32_t hbqno;
+
+ if (hbq_buffer) {
+ hbqno = hbq_buffer->tag >> 16;
+ if (!lpfc_sli_hbq_to_firmware(phba, hbqno, hbq_buffer)) {
+ (phba->hbqs[hbqno].hbq_free_buffer)(phba, hbq_buffer);
}
}
- spin_unlock_irqrestore(&phba->hbalock, iflags);
}
static int
case MBX_LOAD_SM:
case MBX_READ_NV:
case MBX_WRITE_NV:
+ case MBX_WRITE_VPARMS:
case MBX_RUN_BIU_DIAG:
case MBX_INIT_LINK:
case MBX_DOWN_LINK:
case MBX_DEL_LD_ENTRY:
case MBX_RUN_PROGRAM:
case MBX_SET_MASK:
- case MBX_SET_SLIM:
+ case MBX_SET_VARIABLE:
case MBX_UNREG_D_ID:
case MBX_KILL_BOARD:
case MBX_CONFIG_FARP:
case MBX_READ_RPI64:
case MBX_REG_LOGIN64:
case MBX_READ_LA64:
- case MBX_FLASH_WR_ULA:
+ case MBX_WRITE_WWN:
case MBX_SET_DEBUG:
case MBX_LOAD_EXP_ROM:
+ case MBX_ASYNCEVT_ENABLE:
+ case MBX_REG_VPI:
+ case MBX_UNREG_VPI:
+ case MBX_HEARTBEAT:
ret = mbxCommand;
break;
default:
lpfc_sli_wake_mbox_wait(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmboxq)
{
wait_queue_head_t *pdone_q;
+ unsigned long drvr_flag;
/*
* If pdone_q is empty, the driver thread gave up waiting and
* continued running.
*/
pmboxq->mbox_flag |= LPFC_MBX_WAKE;
+ spin_lock_irqsave(&phba->hbalock, drvr_flag);
pdone_q = (wait_queue_head_t *) pmboxq->context1;
if (pdone_q)
wake_up_interruptible(pdone_q);
+ spin_unlock_irqrestore(&phba->hbalock, drvr_flag);
return;
}
!pmb->mb.mbxStatus) {
rpi = pmb->mb.un.varWords[0];
- lpfc_unreg_login(phba, rpi, pmb);
- pmb->mbox_cmpl=lpfc_sli_def_mbox_cmpl;
+ lpfc_unreg_login(phba, pmb->mb.un.varRegLogin.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;
int
lpfc_sli_handle_mb_event(struct lpfc_hba *phba)
{
- MAILBOX_t *mbox, *pmbox;
+ MAILBOX_t *pmbox;
LPFC_MBOXQ_t *pmb;
- int i, rc;
- uint32_t process_next;
- unsigned long iflags;
-
- /* We should only get here if we are in SLI2 mode */
- if (!(phba->sli.sli_flag & LPFC_SLI2_ACTIVE)) {
- return 1;
- }
+ int rc;
+ LIST_HEAD(cmplq);
phba->sli.slistat.mbox_event++;
+ /* Get all completed mailboxe buffers into the cmplq */
+ spin_lock_irq(&phba->hbalock);
+ list_splice_init(&phba->sli.mboxq_cmpl, &cmplq);
+ spin_unlock_irq(&phba->hbalock);
+
/* Get a Mailbox buffer to setup mailbox commands for callback */
- if ((pmb = phba->sli.mbox_active)) {
- pmbox = &pmb->mb;
- mbox = &phba->slim2p->mbx;
+ do {
+ list_remove_head(&cmplq, pmb, LPFC_MBOXQ_t, list);
+ if (pmb == NULL)
+ break;
- /* First check out the status word */
- lpfc_sli_pcimem_bcopy(mbox, pmbox, sizeof (uint32_t));
+ pmbox = &pmb->mb;
- /* Sanity check to ensure the host owns the mailbox */
- if (pmbox->mbxOwner != OWN_HOST) {
- /* Lets try for a while */
- for (i = 0; i < 10240; i++) {
- /* First copy command data */
- lpfc_sli_pcimem_bcopy(mbox, pmbox,
- sizeof (uint32_t));
- if (pmbox->mbxOwner == OWN_HOST)
- goto mbout;
+ if (pmbox->mbxCommand != MBX_HEARTBEAT) {
+ if (pmb->vport) {
+ lpfc_debugfs_disc_trc(pmb->vport,
+ LPFC_DISC_TRC_MBOX_VPORT,
+ "MBOX cmpl vport: cmd:x%x mb:x%x x%x",
+ (uint32_t)pmbox->mbxCommand,
+ pmbox->un.varWords[0],
+ pmbox->un.varWords[1]);
+ }
+ else {
+ lpfc_debugfs_disc_trc(phba->pport,
+ LPFC_DISC_TRC_MBOX,
+ "MBOX cmpl: cmd:x%x mb:x%x x%x",
+ (uint32_t)pmbox->mbxCommand,
+ pmbox->un.varWords[0],
+ pmbox->un.varWords[1]);
}
- /* Stray Mailbox Interrupt, mbxCommand <cmd> mbxStatus
- <status> */
- lpfc_printf_log(phba,
- KERN_WARNING,
- LOG_MBOX | LOG_SLI,
- "%d:0304 Stray Mailbox Interrupt "
- "mbxCommand x%x mbxStatus x%x\n",
- phba->brd_no,
- pmbox->mbxCommand,
- pmbox->mbxStatus);
-
- spin_lock_irq(&phba->hbalock);
- phba->sli.sli_flag |= LPFC_SLI_MBOX_ACTIVE;
- spin_unlock_irq(&phba->hbalock);
- return 1;
}
- mbout:
- del_timer_sync(&phba->sli.mbox_tmo);
-
- 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);
-
/*
* It is a fatal error if unknown mbox command completion.
*/
if (lpfc_sli_chk_mbx_command(pmbox->mbxCommand) ==
MBX_SHUTDOWN) {
-
/* Unknow mailbox command compl */
- lpfc_printf_log(phba,
- KERN_ERR,
- LOG_MBOX | LOG_SLI,
- "%d:0323 Unknown Mailbox command %x Cmpl\n",
- phba->brd_no,
- pmbox->mbxCommand);
+ lpfc_printf_log(phba, KERN_ERR, LOG_MBOX | LOG_SLI,
+ "(%d):0323 Unknown Mailbox command "
+ "%x Cmpl\n",
+ pmb->vport ? pmb->vport->vpi : 0,
+ pmbox->mbxCommand);
phba->link_state = LPFC_HBA_ERROR;
phba->work_hs = HS_FFER3;
lpfc_handle_eratt(phba);
- return 0;
+ continue;
}
- phba->sli.mbox_active = NULL;
if (pmbox->mbxStatus) {
phba->sli.slistat.mbox_stat_err++;
if (pmbox->mbxStatus == MBXERR_NO_RESOURCES) {
/* Mbox cmd cmpl error - RETRYing */
- lpfc_printf_log(phba,
- KERN_INFO,
- LOG_MBOX | LOG_SLI,
- "%d:0305 Mbox cmd cmpl error - "
- "RETRYing Data: x%x x%x x%x x%x\n",
- phba->brd_no,
- pmbox->mbxCommand,
- pmbox->mbxStatus,
- pmbox->un.varWords[0],
- phba->pport->port_state);
+ lpfc_printf_log(phba, KERN_INFO,
+ LOG_MBOX | LOG_SLI,
+ "(%d):0305 Mbox cmd cmpl "
+ "error - RETRYing Data: x%x "
+ "x%x x%x x%x\n",
+ pmb->vport ? pmb->vport->vpi :0,
+ pmbox->mbxCommand,
+ pmbox->mbxStatus,
+ pmbox->un.varWords[0],
+ pmb->vport->port_state);
pmbox->mbxStatus = 0;
pmbox->mbxOwner = OWN_HOST;
spin_lock_irq(&phba->hbalock);
spin_unlock_irq(&phba->hbalock);
rc = lpfc_sli_issue_mbox(phba, pmb, MBX_NOWAIT);
if (rc == MBX_SUCCESS)
- return 0;
+ 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 "
+ lpfc_printf_log(phba, KERN_INFO, LOG_MBOX | LOG_SLI,
+ "(%d):0307 Mailbox cmd 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",
- phba->brd_no,
+ pmb->vport ? pmb->vport->vpi : 0,
pmbox->mbxCommand,
pmb->mbox_cmpl,
*((uint32_t *) pmbox),
pmbox->un.varWords[6],
pmbox->un.varWords[7]);
- if (pmb->mbox_cmpl) {
- lpfc_sli_pcimem_bcopy(mbox, pmbox, MAILBOX_CMD_SIZE);
+ if (pmb->mbox_cmpl)
pmb->mbox_cmpl(phba,pmb);
- }
- }
+ } while (1);
+ return 0;
+}
+static struct lpfc_dmabuf *
+lpfc_sli_replace_hbqbuff(struct lpfc_hba *phba, uint32_t tag)
+{
+ struct hbq_dmabuf *hbq_entry, *new_hbq_entry;
+ uint32_t hbqno;
+ void *virt; /* virtual address ptr */
+ dma_addr_t phys; /* mapped address */
+ unsigned long flags;
- do {
- process_next = 0; /* by default don't loop */
- spin_lock_irq(&phba->hbalock);
- phba->sli.sli_flag &= ~LPFC_SLI_MBOX_ACTIVE;
+ /* Check whether HBQ is still in use */
+ spin_lock_irqsave(&phba->hbalock, flags);
+ if (!phba->hbq_in_use) {
+ spin_unlock_irqrestore(&phba->hbalock, flags);
+ return NULL;
+ }
- /* Process next mailbox command if there is one */
- if ((pmb = lpfc_mbox_get(phba))) {
- spin_unlock_irq(&phba->hbalock);
- rc = lpfc_sli_issue_mbox(phba, pmb, MBX_NOWAIT);
- if (rc == MBX_NOT_FINISHED) {
- pmb->mb.mbxStatus = MBX_NOT_FINISHED;
- pmb->mbox_cmpl(phba,pmb);
- process_next = 1;
- continue; /* loop back */
- }
- } else {
- spin_unlock_irq(&phba->hbalock);
- /* Turn on IOCB processing */
- for (i = 0; i < phba->sli.num_rings; i++)
- lpfc_sli_turn_on_ring(phba, i);
- }
+ hbq_entry = lpfc_sli_hbqbuf_find(phba, tag);
+ if (hbq_entry == NULL) {
+ spin_unlock_irqrestore(&phba->hbalock, flags);
+ return NULL;
+ }
+ list_del(&hbq_entry->dbuf.list);
+
+ hbqno = tag >> 16;
+ new_hbq_entry = (phba->hbqs[hbqno].hbq_alloc_buffer)(phba);
+ if (new_hbq_entry == NULL) {
+ list_add_tail(&hbq_entry->dbuf.list, &phba->hbqbuf_in_list);
+ spin_unlock_irqrestore(&phba->hbalock, flags);
+ return &hbq_entry->dbuf;
+ }
+ new_hbq_entry->tag = -1;
+ phys = new_hbq_entry->dbuf.phys;
+ virt = new_hbq_entry->dbuf.virt;
+ new_hbq_entry->dbuf.phys = hbq_entry->dbuf.phys;
+ new_hbq_entry->dbuf.virt = hbq_entry->dbuf.virt;
+ hbq_entry->dbuf.phys = phys;
+ hbq_entry->dbuf.virt = virt;
+ lpfc_sli_free_hbq(phba, hbq_entry);
+ list_add_tail(&new_hbq_entry->dbuf.list, &phba->hbqbuf_in_list);
+ spin_unlock_irqrestore(&phba->hbalock, flags);
- } while (process_next);
+ return &new_hbq_entry->dbuf;
+}
- return 0;
+static struct lpfc_dmabuf *
+lpfc_sli_get_buff(struct lpfc_hba *phba,
+ struct lpfc_sli_ring *pring,
+ uint32_t tag)
+{
+ if (tag & QUE_BUFTAG_BIT)
+ return lpfc_sli_ring_taggedbuf_get(phba, pring, tag);
+ else
+ return lpfc_sli_replace_hbqbuff(phba, tag);
}
+
static int
lpfc_sli_process_unsol_iocb(struct lpfc_hba *phba, struct lpfc_sli_ring *pring,
struct lpfc_iocbq *saveq)
WORD5 * w5p;
uint32_t Rctl, Type;
uint32_t match, i;
+ struct lpfc_iocbq *iocbq;
+ struct lpfc_dmabuf *dmzbuf;
match = 0;
irsp = &(saveq->iocb);
- if ((irsp->ulpCommand == CMD_RCV_ELS_REQ64_CX)
- || (irsp->ulpCommand == CMD_RCV_ELS_REQ_CX)) {
+
+ if (irsp->ulpStatus == IOSTAT_NEED_BUFFER)
+ return 1;
+ if (irsp->ulpCommand == CMD_ASYNC_STATUS) {
+ if (pring->lpfc_sli_rcv_async_status)
+ pring->lpfc_sli_rcv_async_status(phba, pring, saveq);
+ else
+ lpfc_printf_log(phba,
+ KERN_WARNING,
+ LOG_SLI,
+ "0316 Ring %d handler: unexpected "
+ "ASYNC_STATUS iocb received evt_code "
+ "0x%x\n",
+ pring->ringno,
+ irsp->un.asyncstat.evt_code);
+ return 1;
+ }
+
+ if ((irsp->ulpCommand == CMD_IOCB_RET_XRI64_CX) &&
+ (phba->sli3_options & LPFC_SLI3_HBQ_ENABLED)) {
+ if (irsp->ulpBdeCount > 0) {
+ dmzbuf = lpfc_sli_get_buff(phba, pring,
+ irsp->un.ulpWord[3]);
+ lpfc_in_buf_free(phba, dmzbuf);
+ }
+
+ if (irsp->ulpBdeCount > 1) {
+ dmzbuf = lpfc_sli_get_buff(phba, pring,
+ irsp->unsli3.sli3Words[3]);
+ lpfc_in_buf_free(phba, dmzbuf);
+ }
+
+ if (irsp->ulpBdeCount > 2) {
+ dmzbuf = lpfc_sli_get_buff(phba, pring,
+ irsp->unsli3.sli3Words[7]);
+ lpfc_in_buf_free(phba, dmzbuf);
+ }
+
+ return 1;
+ }
+
+ if (phba->sli3_options & LPFC_SLI3_HBQ_ENABLED) {
+ if (irsp->ulpBdeCount != 0) {
+ saveq->context2 = lpfc_sli_get_buff(phba, pring,
+ irsp->un.ulpWord[3]);
+ if (!saveq->context2)
+ lpfc_printf_log(phba,
+ KERN_ERR,
+ LOG_SLI,
+ "0341 Ring %d Cannot find buffer for "
+ "an unsolicited iocb. tag 0x%x\n",
+ pring->ringno,
+ irsp->un.ulpWord[3]);
+ }
+ if (irsp->ulpBdeCount == 2) {
+ saveq->context3 = lpfc_sli_get_buff(phba, pring,
+ irsp->unsli3.sli3Words[7]);
+ if (!saveq->context3)
+ lpfc_printf_log(phba,
+ KERN_ERR,
+ LOG_SLI,
+ "0342 Ring %d Cannot find buffer for an"
+ " unsolicited iocb. tag 0x%x\n",
+ pring->ringno,
+ irsp->unsli3.sli3Words[7]);
+ }
+ list_for_each_entry(iocbq, &saveq->list, list) {
+ irsp = &(iocbq->iocb);
+ if (irsp->ulpBdeCount != 0) {
+ iocbq->context2 = lpfc_sli_get_buff(phba, pring,
+ irsp->un.ulpWord[3]);
+ if (!iocbq->context2)
+ lpfc_printf_log(phba,
+ KERN_ERR,
+ LOG_SLI,
+ "0343 Ring %d Cannot find "
+ "buffer for an unsolicited iocb"
+ ". tag 0x%x\n", pring->ringno,
+ irsp->un.ulpWord[3]);
+ }
+ if (irsp->ulpBdeCount == 2) {
+ iocbq->context3 = lpfc_sli_get_buff(phba, pring,
+ irsp->unsli3.sli3Words[7]);
+ if (!iocbq->context3)
+ lpfc_printf_log(phba,
+ KERN_ERR,
+ LOG_SLI,
+ "0344 Ring %d Cannot find "
+ "buffer for an unsolicited "
+ "iocb. tag 0x%x\n",
+ pring->ringno,
+ irsp->unsli3.sli3Words[7]);
+ }
+ }
+ }
+ if (irsp->ulpBdeCount != 0 &&
+ (irsp->ulpCommand == CMD_IOCB_RCV_CONT64_CX ||
+ irsp->ulpStatus == IOSTAT_INTERMED_RSP)) {
+ int found = 0;
+
+ /* search continue save q for same XRI */
+ list_for_each_entry(iocbq, &pring->iocb_continue_saveq, clist) {
+ if (iocbq->iocb.ulpContext == saveq->iocb.ulpContext) {
+ list_add_tail(&saveq->list, &iocbq->list);
+ found = 1;
+ break;
+ }
+ }
+ if (!found)
+ list_add_tail(&saveq->clist,
+ &pring->iocb_continue_saveq);
+ if (saveq->iocb.ulpStatus != IOSTAT_INTERMED_RSP) {
+ list_del_init(&iocbq->clist);
+ saveq = iocbq;
+ irsp = &(saveq->iocb);
+ } else
+ return 0;
+ }
+ if ((irsp->ulpCommand == CMD_RCV_ELS_REQ64_CX) ||
+ (irsp->ulpCommand == CMD_RCV_ELS_REQ_CX) ||
+ (irsp->ulpCommand == CMD_IOCB_RCV_ELS64_CX)) {
Rctl = FC_ELS_REQ;
Type = FC_ELS_DATA;
} else {
- w5p =
- (WORD5 *) & (saveq->iocb.un.
- ulpWord[5]);
+ w5p = (WORD5 *)&(saveq->iocb.un.ulpWord[5]);
Rctl = w5p->hcsw.Rctl;
Type = w5p->hcsw.Type;
/* Firmware Workaround */
if ((Rctl == 0) && (pring->ringno == LPFC_ELS_RING) &&
- (irsp->ulpCommand == CMD_RCV_SEQUENCE64_CX)) {
+ (irsp->ulpCommand == CMD_RCV_SEQUENCE64_CX ||
+ irsp->ulpCommand == CMD_IOCB_RCV_SEQ64_CX)) {
Rctl = FC_ELS_REQ;
Type = FC_ELS_DATA;
w5p->hcsw.Rctl = Rctl;
w5p->hcsw.Type = Type;
}
}
+
/* unSolicited Responses */
if (pring->prt[0].profile) {
if (pring->prt[0].lpfc_sli_rcv_unsol_event)
} else {
/* We must search, based on rctl / type
for the right routine */
- for (i = 0; i < pring->num_mask;
- i++) {
- if ((pring->prt[i].rctl ==
- Rctl)
- && (pring->prt[i].
- type == Type)) {
+ for (i = 0; i < pring->num_mask; i++) {
+ if ((pring->prt[i].rctl == Rctl)
+ && (pring->prt[i].type == Type)) {
if (pring->prt[i].lpfc_sli_rcv_unsol_event)
(pring->prt[i].lpfc_sli_rcv_unsol_event)
(phba, pring, saveq);
/* Unexpected Rctl / Type received */
/* Ring <ringno> handler: unexpected
Rctl <Rctl> Type <Type> received */
- lpfc_printf_log(phba,
- KERN_WARNING,
- LOG_SLI,
- "%d:0313 Ring %d handler: unexpected Rctl x%x "
- "Type x%x received \n",
- phba->brd_no,
- pring->ringno,
- Rctl,
- Type);
+ lpfc_printf_log(phba, KERN_WARNING, LOG_SLI,
+ "0313 Ring %d handler: unexpected Rctl x%x "
+ "Type x%x received\n",
+ pring->ringno, Rctl, Type);
}
- return(1);
+ return 1;
}
static struct lpfc_iocbq *
if (iotag != 0 && iotag <= phba->sli.last_iotag) {
cmd_iocb = phba->sli.iocbq_lookup[iotag];
- list_del(&cmd_iocb->list);
+ list_del_init(&cmd_iocb->list);
pring->txcmplq_cnt--;
return cmd_iocb;
}
lpfc_printf_log(phba, KERN_ERR, LOG_SLI,
- "%d:0317 iotag x%x is out off "
+ "0317 iotag x%x is out off "
"range: max iotag x%x wd0 x%x\n",
- phba->brd_no, iotag,
- phba->sli.last_iotag,
+ iotag, phba->sli.last_iotag,
*(((uint32_t *) &prspiocb->iocb) + 7));
return NULL;
}
IOSTAT_LOCAL_REJECT;
saveq->iocb.un.ulpWord[4] =
IOERR_SLI_ABORTED;
+
+ /* Firmware could still be in progress
+ * of DMAing payload, so don't free data
+ * buffer till after a hbeat.
+ */
+ saveq->iocb_flag |= LPFC_DELAY_MEM_FREE;
}
}
(cmdiocbp->iocb_cmpl) (phba, cmdiocbp, saveq);
* Ring <ringno> handler: unexpected completion IoTag
* <IoTag>
*/
- lpfc_printf_log(phba,
- KERN_WARNING,
- LOG_SLI,
- "%d:0322 Ring %d handler: unexpected "
- "completion IoTag x%x Data: x%x x%x x%x x%x\n",
- phba->brd_no,
- pring->ringno,
- saveq->iocb.ulpIoTag,
- saveq->iocb.ulpStatus,
- saveq->iocb.un.ulpWord[4],
- saveq->iocb.ulpCommand,
- saveq->iocb.ulpContext);
+ lpfc_printf_vlog(cmdiocbp->vport, KERN_WARNING, LOG_SLI,
+ "0322 Ring %d handler: "
+ "unexpected completion IoTag x%x "
+ "Data: x%x x%x x%x x%x\n",
+ pring->ringno,
+ saveq->iocb.ulpIoTag,
+ saveq->iocb.ulpStatus,
+ saveq->iocb.un.ulpWord[4],
+ saveq->iocb.ulpCommand,
+ saveq->iocb.ulpContext);
}
}
static void
lpfc_sli_rsp_pointers_error(struct lpfc_hba *phba, struct lpfc_sli_ring *pring)
{
- struct lpfc_pgp *pgp = &phba->slim2p->mbx.us.s2.port[pring->ringno];
+ struct lpfc_pgp *pgp = (phba->sli_rev == 3) ?
+ &phba->slim2p->mbx.us.s3_pgp.port[pring->ringno] :
+ &phba->slim2p->mbx.us.s2.port[pring->ringno];
/*
* Ring <ringno> handler: portRspPut <portRspPut> is bigger then
* rsp ring <portRspMax>
*/
lpfc_printf_log(phba, KERN_ERR, LOG_SLI,
- "%d:0312 Ring %d handler: portRspPut %d "
+ "0312 Ring %d handler: portRspPut %d "
"is bigger then rsp ring %d\n",
- phba->brd_no, pring->ringno,
- le32_to_cpu(pgp->rspPutInx),
+ pring->ringno, le32_to_cpu(pgp->rspPutInx),
pring->numRiocb);
phba->link_state = LPFC_HBA_ERROR;
*/
phba->work_ha |= HA_ERATT;
phba->work_hs = HS_FFER3;
- if (phba->work_wait)
- wake_up(phba->work_wait);
+
+ lpfc_worker_wake_up(phba);
return;
}
uint32_t portRspPut, portRspMax;
int type;
uint32_t rsp_cmpl = 0;
- void __iomem *to_slim;
uint32_t ha_copy;
unsigned long iflags;
pring->stats.iocb_event++;
- /* The driver assumes SLI-2 mode */
- pgp = &phba->slim2p->mbx.us.s2.port[pring->ringno];
+ pgp = (phba->sli_rev == 3) ?
+ &phba->slim2p->mbx.us.s3_pgp.port[pring->ringno] :
+ &phba->slim2p->mbx.us.s2.port[pring->ringno];
+
/*
* The next available response entry should never exceed the maximum
rmb();
while (pring->rspidx != portRspPut) {
-
- entry = IOCB_ENTRY(pring->rspringaddr, pring->rspidx);
-
+ entry = lpfc_resp_iocb(phba, pring);
if (++pring->rspidx >= portRspMax)
pring->rspidx = 0;
lpfc_sli_pcimem_bcopy((uint32_t *) entry,
(uint32_t *) &rspiocbq.iocb,
- sizeof(IOCB_t));
+ phba->iocb_rsp_size);
irsp = &rspiocbq.iocb;
type = lpfc_sli_iocb_cmd_type(irsp->ulpCommand & CMD_IOCB_MASK);
pring->stats.iocb_rsp++;
if (unlikely(irsp->ulpStatus)) {
/* Rsp ring <ringno> error: IOCB */
lpfc_printf_log(phba, KERN_WARNING, LOG_SLI,
- "%d:0326 Rsp Ring %d error: IOCB Data: "
+ "0326 Rsp Ring %d error: IOCB Data: "
"x%x x%x x%x x%x x%x x%x x%x x%x\n",
- phba->brd_no, pring->ringno,
+ pring->ringno,
irsp->un.ulpWord[0],
irsp->un.ulpWord[1],
irsp->un.ulpWord[2],
*/
if (unlikely(irsp->ulpCommand == CMD_XRI_ABORTED_CX)) {
lpfc_printf_log(phba, KERN_INFO, LOG_SLI,
- "%d:0314 IOCB cmd 0x%x"
- " processed. Skipping"
- " completion", phba->brd_no,
+ "0314 IOCB cmd 0x%x "
+ "processed. Skipping "
+ "completion",
irsp->ulpCommand);
break;
}
memset(adaptermsg, 0, LPFC_MAX_ADPTMSG);
memcpy(&adaptermsg[0], (uint8_t *) irsp,
MAX_MSG_DATA);
- dev_warn(&((phba->pcidev)->dev), "lpfc%d: %s",
+ dev_warn(&((phba->pcidev)->dev),
+ "lpfc%d: %s\n",
phba->brd_no, adaptermsg);
} else {
/* Unknown IOCB command */
lpfc_printf_log(phba, KERN_ERR, LOG_SLI,
- "%d:0321 Unknown IOCB command "
+ "0321 Unknown IOCB command "
"Data: x%x, x%x x%x x%x x%x\n",
- phba->brd_no, type,
- irsp->ulpCommand,
+ type, irsp->ulpCommand,
irsp->ulpStatus,
irsp->ulpIoTag,
irsp->ulpContext);
* been updated, sync the pgp->rspPutInx and fetch the new port
* response put pointer.
*/
- to_slim = phba->MBslimaddr +
- (SLIMOFF + (pring->ringno * 2) + 1) * 4;
- writeb(pring->rspidx, to_slim);
+ writel(pring->rspidx, &phba->host_gp[pring->ringno].rspGetInx);
if (pring->rspidx == portRspPut)
portRspPut = le32_to_cpu(pgp->rspPutInx);
lpfc_sli_handle_fast_ring_event(struct lpfc_hba *phba,
struct lpfc_sli_ring *pring, uint32_t mask)
{
- struct lpfc_pgp *pgp = &phba->slim2p->mbx.us.s2.port[pring->ringno];
+ struct lpfc_pgp *pgp = (phba->sli_rev == 3) ?
+ &phba->slim2p->mbx.us.s3_pgp.port[pring->ringno] :
+ &phba->slim2p->mbx.us.s2.port[pring->ringno];
IOCB_t *irsp = NULL;
IOCB_t *entry = NULL;
struct lpfc_iocbq *cmdiocbq = NULL;
lpfc_iocb_type type;
unsigned long iflag;
uint32_t rsp_cmpl = 0;
- void __iomem *to_slim;
spin_lock_irqsave(&phba->hbalock, iflag);
pring->stats.iocb_event++;
* structure. The copy involves a byte-swap since the
* network byte order and pci byte orders are different.
*/
- entry = IOCB_ENTRY(pring->rspringaddr, pring->rspidx);
+ entry = lpfc_resp_iocb(phba, pring);
+ phba->last_completion_time = jiffies;
if (++pring->rspidx >= portRspMax)
pring->rspidx = 0;
lpfc_sli_pcimem_bcopy((uint32_t *) entry,
(uint32_t *) &rspiocbq.iocb,
- sizeof(IOCB_t));
+ phba->iocb_rsp_size);
INIT_LIST_HEAD(&(rspiocbq.list));
irsp = &rspiocbq.iocb;
rsp_cmpl++;
if (unlikely(irsp->ulpStatus)) {
+ /*
+ * If resource errors reported from HBA, reduce
+ * queuedepths of the SCSI device.
+ */
+ if ((irsp->ulpStatus == IOSTAT_LOCAL_REJECT) &&
+ (irsp->un.ulpWord[4] == IOERR_NO_RESOURCES)) {
+ spin_unlock_irqrestore(&phba->hbalock, iflag);
+ lpfc_adjust_queue_depth(phba);
+ spin_lock_irqsave(&phba->hbalock, iflag);
+ }
+
/* Rsp ring <ringno> error: IOCB */
lpfc_printf_log(phba, KERN_WARNING, LOG_SLI,
- "%d:0336 Rsp Ring %d error: IOCB Data: "
- "x%x x%x x%x x%x x%x x%x x%x x%x\n",
- phba->brd_no, pring->ringno,
- irsp->un.ulpWord[0], irsp->un.ulpWord[1],
- irsp->un.ulpWord[2], irsp->un.ulpWord[3],
- irsp->un.ulpWord[4], irsp->un.ulpWord[5],
- *(((uint32_t *) irsp) + 6),
- *(((uint32_t *) irsp) + 7));
+ "0336 Rsp Ring %d error: IOCB Data: "
+ "x%x x%x x%x x%x x%x x%x x%x x%x\n",
+ pring->ringno,
+ irsp->un.ulpWord[0],
+ irsp->un.ulpWord[1],
+ irsp->un.ulpWord[2],
+ irsp->un.ulpWord[3],
+ irsp->un.ulpWord[4],
+ irsp->un.ulpWord[5],
+ *(((uint32_t *) irsp) + 6),
+ *(((uint32_t *) irsp) + 7));
}
switch (type) {
*/
if (unlikely(irsp->ulpCommand == CMD_XRI_ABORTED_CX)) {
lpfc_printf_log(phba, KERN_INFO, LOG_SLI,
- "%d:0333 IOCB cmd 0x%x"
+ "0333 IOCB cmd 0x%x"
" processed. Skipping"
- " completion\n", phba->brd_no,
+ " completion\n",
irsp->ulpCommand);
break;
}
memset(adaptermsg, 0, LPFC_MAX_ADPTMSG);
memcpy(&adaptermsg[0], (uint8_t *) irsp,
MAX_MSG_DATA);
- dev_warn(&((phba->pcidev)->dev), "lpfc%d: %s",
+ dev_warn(&((phba->pcidev)->dev),
+ "lpfc%d: %s\n",
phba->brd_no, adaptermsg);
} else {
/* Unknown IOCB command */
lpfc_printf_log(phba, KERN_ERR, LOG_SLI,
- "%d:0334 Unknown IOCB command "
- "Data: x%x, x%x x%x x%x x%x\n",
- phba->brd_no, type, irsp->ulpCommand,
- irsp->ulpStatus, irsp->ulpIoTag,
- irsp->ulpContext);
+ "0334 Unknown IOCB command "
+ "Data: x%x, x%x x%x x%x x%x\n",
+ type, irsp->ulpCommand,
+ irsp->ulpStatus,
+ irsp->ulpIoTag,
+ irsp->ulpContext);
}
break;
}
* been updated, sync the pgp->rspPutInx and fetch the new port
* response put pointer.
*/
- to_slim = phba->MBslimaddr +
- (SLIMOFF + (pring->ringno * 2) + 1) * 4;
- writel(pring->rspidx, to_slim);
+ writel(pring->rspidx, &phba->host_gp[pring->ringno].rspGetInx);
if (pring->rspidx == portRspPut)
portRspPut = le32_to_cpu(pgp->rspPutInx);
return rc;
}
-
int
lpfc_sli_handle_slow_ring_event(struct lpfc_hba *phba,
struct lpfc_sli_ring *pring, uint32_t mask)
{
- struct lpfc_pgp *pgp = &phba->slim2p->mbx.us.s2.port[pring->ringno];
+ struct lpfc_pgp *pgp = (phba->sli_rev == 3) ?
+ &phba->slim2p->mbx.us.s3_pgp.port[pring->ringno] :
+ &phba->slim2p->mbx.us.s2.port[pring->ringno];
IOCB_t *entry;
IOCB_t *irsp = NULL;
struct lpfc_iocbq *rspiocbp = NULL;
uint32_t portRspPut, portRspMax;
int rc = 1;
unsigned long iflag;
- void __iomem *to_slim;
spin_lock_irqsave(&phba->hbalock, iflag);
pring->stats.iocb_event++;
* Ring <ringno> handler: portRspPut <portRspPut> is bigger then
* rsp ring <portRspMax>
*/
- lpfc_printf_log(phba,
- KERN_ERR,
- LOG_SLI,
- "%d:0303 Ring %d handler: portRspPut %d "
+ lpfc_printf_log(phba, KERN_ERR, LOG_SLI,
+ "0303 Ring %d handler: portRspPut %d "
"is bigger then rsp ring %d\n",
- phba->brd_no,
pring->ringno, portRspPut, portRspMax);
phba->link_state = LPFC_HBA_ERROR;
* the ulpLe field is set, the entire Command has been
* received.
*/
- entry = IOCB_ENTRY(pring->rspringaddr, pring->rspidx);
+ entry = lpfc_resp_iocb(phba, pring);
+
+ phba->last_completion_time = jiffies;
rspiocbp = __lpfc_sli_get_iocbq(phba);
if (rspiocbp == NULL) {
printk(KERN_ERR "%s: out of buffers! Failing "
break;
}
- lpfc_sli_pcimem_bcopy(entry, &rspiocbp->iocb, sizeof(IOCB_t));
+ lpfc_sli_pcimem_bcopy(entry, &rspiocbp->iocb,
+ phba->iocb_rsp_size);
irsp = &rspiocbp->iocb;
if (++pring->rspidx >= portRspMax)
pring->rspidx = 0;
- to_slim = phba->MBslimaddr + (SLIMOFF + (pring->ringno * 2)
- + 1) * 4;
- writel(pring->rspidx, to_slim);
+ if (pring->ringno == LPFC_ELS_RING) {
+ lpfc_debugfs_slow_ring_trc(phba,
+ "IOCB rsp ring: wd4:x%08x wd6:x%08x wd7:x%08x",
+ *(((uint32_t *) irsp) + 4),
+ *(((uint32_t *) irsp) + 6),
+ *(((uint32_t *) irsp) + 7));
+ }
- if (list_empty(&(pring->iocb_continueq))) {
- list_add(&rspiocbp->list, &(pring->iocb_continueq));
- } else {
- list_add_tail(&rspiocbp->list,
- &(pring->iocb_continueq));
- }
+ writel(pring->rspidx, &phba->host_gp[pring->ringno].rspGetInx);
+
+ list_add_tail(&rspiocbp->list, &(pring->iocb_continueq));
pring->iocb_continueq_cnt++;
if (irsp->ulpLe) {
pring->stats.iocb_rsp++;
+ /*
+ * If resource errors reported from HBA, reduce
+ * queuedepths of the SCSI device.
+ */
+ if ((irsp->ulpStatus == IOSTAT_LOCAL_REJECT) &&
+ (irsp->un.ulpWord[4] == IOERR_NO_RESOURCES)) {
+ spin_unlock_irqrestore(&phba->hbalock, iflag);
+ lpfc_adjust_queue_depth(phba);
+ spin_lock_irqsave(&phba->hbalock, iflag);
+ }
+
if (irsp->ulpStatus) {
/* Rsp ring <ringno> error: IOCB */
- lpfc_printf_log(phba,
- KERN_WARNING,
- LOG_SLI,
- "%d:0328 Rsp Ring %d error: IOCB Data: "
- "x%x x%x x%x x%x x%x x%x x%x x%x\n",
- phba->brd_no,
- pring->ringno,
- irsp->un.ulpWord[0],
- irsp->un.ulpWord[1],
- irsp->un.ulpWord[2],
- irsp->un.ulpWord[3],
- irsp->un.ulpWord[4],
- irsp->un.ulpWord[5],
- *(((uint32_t *) irsp) + 6),
- *(((uint32_t *) irsp) + 7));
+ lpfc_printf_log(phba, KERN_WARNING, LOG_SLI,
+ "0328 Rsp Ring %d error: "
+ "IOCB Data: "
+ "x%x x%x x%x x%x "
+ "x%x x%x x%x x%x "
+ "x%x x%x x%x x%x "
+ "x%x x%x x%x x%x\n",
+ pring->ringno,
+ irsp->un.ulpWord[0],
+ irsp->un.ulpWord[1],
+ irsp->un.ulpWord[2],
+ irsp->un.ulpWord[3],
+ irsp->un.ulpWord[4],
+ irsp->un.ulpWord[5],
+ *(((uint32_t *) irsp) + 6),
+ *(((uint32_t *) irsp) + 7),
+ *(((uint32_t *) irsp) + 8),
+ *(((uint32_t *) irsp) + 9),
+ *(((uint32_t *) irsp) + 10),
+ *(((uint32_t *) irsp) + 11),
+ *(((uint32_t *) irsp) + 12),
+ *(((uint32_t *) irsp) + 13),
+ *(((uint32_t *) irsp) + 14),
+ *(((uint32_t *) irsp) + 15));
}
/*
iocb_cmd_type = irsp->ulpCommand & CMD_IOCB_MASK;
type = lpfc_sli_iocb_cmd_type(iocb_cmd_type);
if (type == LPFC_SOL_IOCB) {
- spin_unlock_irqrestore(&phba->hbalock,
- iflag);
+ spin_unlock_irqrestore(&phba->hbalock, iflag);
rc = lpfc_sli_process_sol_iocb(phba, pring,
saveq);
spin_lock_irqsave(&phba->hbalock, iflag);
} else if (type == LPFC_UNSOL_IOCB) {
- spin_unlock_irqrestore(&phba->hbalock,
- iflag);
+ spin_unlock_irqrestore(&phba->hbalock, iflag);
rc = lpfc_sli_process_unsol_iocb(phba, pring,
saveq);
spin_lock_irqsave(&phba->hbalock, iflag);
+ if (!rc)
+ free_saveq = 0;
} else if (type == LPFC_ABORT_IOCB) {
if ((irsp->ulpCommand != CMD_XRI_ABORTED_CX) &&
((cmdiocbp =
memcpy(&adaptermsg[0], (uint8_t *) irsp,
MAX_MSG_DATA);
dev_warn(&((phba->pcidev)->dev),
- "lpfc%d: %s",
+ "lpfc%d: %s\n",
phba->brd_no, adaptermsg);
} else {
/* Unknown IOCB command */
- lpfc_printf_log(phba,
- KERN_ERR,
- LOG_SLI,
- "%d:0335 Unknown IOCB command "
- "Data: x%x x%x x%x x%x\n",
- phba->brd_no,
- irsp->ulpCommand,
- irsp->ulpStatus,
- irsp->ulpIoTag,
- irsp->ulpContext);
+ lpfc_printf_log(phba, KERN_ERR, LOG_SLI,
+ "0335 Unknown IOCB "
+ "command Data: x%x "
+ "x%x x%x x%x\n",
+ irsp->ulpCommand,
+ irsp->ulpStatus,
+ irsp->ulpIoTag,
+ irsp->ulpContext);
}
}
}
__lpfc_sli_release_iocbq(phba, saveq);
}
+ rspiocbp = NULL;
}
/*
}
} /* while (pring->rspidx != portRspPut) */
- if ((rspiocbp != 0) && (mask & HA_R0RE_REQ)) {
+ if ((rspiocbp != NULL) && (mask & HA_R0RE_REQ)) {
/* At least one response entry has been freed */
pring->stats.iocb_rsp_full++;
/* SET RxRE_RSP in Chip Att register */
struct lpfc_iocbq *iocb, *next_iocb;
IOCB_t *cmd = NULL;
+ if (pring->ringno == LPFC_ELS_RING) {
+ lpfc_fabric_abort_hba(phba);
+ }
+
/* Error everything on txq and txcmplq
* First do the txq.
*/
while (!list_empty(&completions)) {
iocb = list_get_first(&completions, struct lpfc_iocbq, list);
cmd = &iocb->iocb;
- list_del(&iocb->list);
+ list_del_init(&iocb->list);
if (!iocb->iocb_cmpl)
lpfc_sli_release_iocbq(phba, iocb);
if (i == 15) {
/* Do post */
- phba->pport->port_state = LPFC_STATE_UNKNOWN;
+ phba->pport->port_state = LPFC_VPORT_UNKNOWN;
lpfc_sli_brdrestart(phba);
}
/* Read the HBA Host Status Register */
psli = &phba->sli;
/* Kill HBA */
- lpfc_printf_log(phba,
- KERN_INFO,
- LOG_SLI,
- "%d:0329 Kill HBA Data: x%x x%x\n",
- phba->brd_no,
- phba->pport->port_state,
- psli->sli_flag);
-
- if ((pmb = (LPFC_MBOXQ_t *) mempool_alloc(phba->mbox_mem_pool,
- GFP_KERNEL)) == 0)
+ lpfc_printf_log(phba, KERN_INFO, LOG_SLI,
+ "0329 Kill HBA Data: x%x x%x\n",
+ phba->pport->port_state, psli->sli_flag);
+
+ pmb = (LPFC_MBOXQ_t *) mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL);
+ if (!pmb)
return 1;
/* Disable the error attention */
/* Reset HBA */
lpfc_printf_log(phba, KERN_INFO, LOG_SLI,
- "%d:0325 Reset HBA Data: x%x x%x\n", phba->brd_no,
+ "0325 Reset HBA Data: x%x x%x\n",
phba->pport->port_state, psli->sli_flag);
/* perform board reset */
/* Restart HBA */
lpfc_printf_log(phba, KERN_INFO, LOG_SLI,
- "%d:0337 Restart HBA Data: x%x x%x\n", phba->brd_no,
+ "0337 Restart HBA Data: x%x x%x\n",
phba->pport->port_state, psli->sli_flag);
word0 = 0;
if (i++ >= 20) {
/* Adapter failed to init, timeout, status reg
<status> */
- lpfc_printf_log(phba,
- KERN_ERR,
- LOG_INIT,
- "%d:0436 Adapter failed to init, "
- "timeout, status reg x%x\n",
- phba->brd_no,
- status);
+ lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
+ "0436 Adapter failed to init, "
+ "timeout, status reg x%x, "
+ "FW Data: A8 x%x AC x%x\n", status,
+ readl(phba->MBslimaddr + 0xa8),
+ readl(phba->MBslimaddr + 0xac));
phba->link_state = LPFC_HBA_ERROR;
return -ETIMEDOUT;
}
/* ERROR: During chipset initialization */
/* Adapter failed to init, chipset, status reg
<status> */
- lpfc_printf_log(phba,
- KERN_ERR,
- LOG_INIT,
- "%d:0437 Adapter failed to init, "
- "chipset, status reg x%x\n",
- phba->brd_no,
- status);
+ lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
+ "0437 Adapter failed to init, "
+ "chipset, status reg x%x, "
+ "FW Data: A8 x%x AC x%x\n", status,
+ readl(phba->MBslimaddr + 0xa8),
+ readl(phba->MBslimaddr + 0xac));
phba->link_state = LPFC_HBA_ERROR;
return -EIO;
}
if (i == 15) {
/* Do post */
- phba->pport->port_state = LPFC_STATE_UNKNOWN;
+ phba->pport->port_state = LPFC_VPORT_UNKNOWN;
lpfc_sli_brdrestart(phba);
}
/* Read the HBA Host Status Register */
if (status & HS_FFERM) {
/* ERROR: During chipset initialization */
/* Adapter failed to init, chipset, status reg <status> */
- lpfc_printf_log(phba,
- KERN_ERR,
- LOG_INIT,
- "%d:0438 Adapter failed to init, chipset, "
- "status reg x%x\n",
- phba->brd_no,
- status);
+ lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
+ "0438 Adapter failed to init, chipset, "
+ "status reg x%x, "
+ "FW Data: A8 x%x AC x%x\n", status,
+ readl(phba->MBslimaddr + 0xa8),
+ readl(phba->MBslimaddr + 0xac));
phba->link_state = LPFC_HBA_ERROR;
return -EIO;
}
}
int
-lpfc_sli_hba_setup(struct lpfc_hba *phba)
+lpfc_sli_hbq_count(void)
+{
+ return ARRAY_SIZE(lpfc_hbq_defs);
+}
+
+static int
+lpfc_sli_hbq_entry_count(void)
+{
+ int hbq_count = lpfc_sli_hbq_count();
+ int count = 0;
+ int i;
+
+ for (i = 0; i < hbq_count; ++i)
+ count += lpfc_hbq_defs[i]->entry_count;
+ return count;
+}
+
+int
+lpfc_sli_hbq_size(void)
+{
+ return lpfc_sli_hbq_entry_count() * sizeof(struct lpfc_hbq_entry);
+}
+
+static int
+lpfc_sli_hbq_setup(struct lpfc_hba *phba)
+{
+ int hbq_count = lpfc_sli_hbq_count();
+ LPFC_MBOXQ_t *pmb;
+ MAILBOX_t *pmbox;
+ uint32_t hbqno;
+ uint32_t hbq_entry_index;
+
+ /* Get a Mailbox buffer to setup mailbox
+ * commands for HBA initialization
+ */
+ pmb = (LPFC_MBOXQ_t *) mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL);
+
+ if (!pmb)
+ return -ENOMEM;
+
+ pmbox = &pmb->mb;
+
+ /* Initialize the struct lpfc_sli_hbq structure for each hbq */
+ phba->link_state = LPFC_INIT_MBX_CMDS;
+ phba->hbq_in_use = 1;
+
+ hbq_entry_index = 0;
+ for (hbqno = 0; hbqno < hbq_count; ++hbqno) {
+ phba->hbqs[hbqno].next_hbqPutIdx = 0;
+ phba->hbqs[hbqno].hbqPutIdx = 0;
+ phba->hbqs[hbqno].local_hbqGetIdx = 0;
+ phba->hbqs[hbqno].entry_count =
+ lpfc_hbq_defs[hbqno]->entry_count;
+ lpfc_config_hbq(phba, hbqno, lpfc_hbq_defs[hbqno],
+ hbq_entry_index, pmb);
+ hbq_entry_index += phba->hbqs[hbqno].entry_count;
+
+ if (lpfc_sli_issue_mbox(phba, pmb, MBX_POLL) != MBX_SUCCESS) {
+ /* Adapter failed to init, mbxCmd <cmd> CFG_RING,
+ mbxStatus <status>, ring <num> */
+
+ lpfc_printf_log(phba, KERN_ERR,
+ LOG_SLI | LOG_VPORT,
+ "1805 Adapter failed to init. "
+ "Data: x%x x%x x%x\n",
+ pmbox->mbxCommand,
+ pmbox->mbxStatus, hbqno);
+
+ phba->link_state = LPFC_HBA_ERROR;
+ mempool_free(pmb, phba->mbox_mem_pool);
+ return ENXIO;
+ }
+ }
+ phba->hbq_count = hbq_count;
+
+ mempool_free(pmb, phba->mbox_mem_pool);
+
+ /* Initially populate or replenish the HBQs */
+ for (hbqno = 0; hbqno < hbq_count; ++hbqno) {
+ if (lpfc_sli_hbqbuf_init_hbqs(phba, hbqno))
+ return -ENOMEM;
+ }
+ return 0;
+}
+
+static int
+lpfc_do_config_port(struct lpfc_hba *phba, int sli_mode)
{
LPFC_MBOXQ_t *pmb;
uint32_t resetcount = 0, rc = 0, done = 0;
return -ENOMEM;
}
+ phba->sli_rev = sli_mode;
while (resetcount < 2 && !done) {
spin_lock_irq(&phba->hbalock);
phba->sli.sli_flag |= LPFC_SLI_MBOX_ACTIVE;
spin_unlock_irq(&phba->hbalock);
- phba->pport->port_state = LPFC_STATE_UNKNOWN;
+ phba->pport->port_state = LPFC_VPORT_UNKNOWN;
lpfc_sli_brdrestart(phba);
msleep(2500);
rc = lpfc_sli_chipset_init(phba);
spin_unlock_irq(&phba->hbalock);
resetcount++;
- /* Call pre CONFIG_PORT mailbox command initialization. A value of 0
- * means the call was successful. Any other nonzero value is a failure,
- * but if ERESTART is returned, the driver may reset the HBA and try
- * again.
- */
+ /* Call pre CONFIG_PORT mailbox command initialization. A
+ * value of 0 means the call was successful. Any other
+ * nonzero value is a failure, but if ERESTART is returned,
+ * the driver may reset the HBA and try again.
+ */
rc = lpfc_config_port_prep(phba);
if (rc == -ERESTART) {
- phba->pport->port_state = 0;
+ phba->link_state = LPFC_LINK_UNKNOWN;
continue;
} else if (rc) {
break;
phba->link_state = LPFC_INIT_MBX_CMDS;
lpfc_config_port(phba, pmb);
rc = lpfc_sli_issue_mbox(phba, pmb, MBX_POLL);
- if (rc == MBX_SUCCESS)
- done = 1;
- else {
+ if (rc != MBX_SUCCESS) {
lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
- "%d:0442 Adapter failed to init, mbxCmd x%x "
+ "0442 Adapter failed to init, mbxCmd x%x "
"CONFIG_PORT, mbxStatus x%x Data: x%x\n",
- phba->brd_no, pmb->mb.mbxCommand,
- pmb->mb.mbxStatus, 0);
+ pmb->mb.mbxCommand, pmb->mb.mbxStatus, 0);
spin_lock_irq(&phba->hbalock);
phba->sli.sli_flag &= ~LPFC_SLI2_ACTIVE;
spin_unlock_irq(&phba->hbalock);
rc = -ENXIO;
+ } else {
+ done = 1;
+ phba->max_vpi = (phba->max_vpi &&
+ pmb->mb.un.varCfgPort.gmv) != 0
+ ? pmb->mb.un.varCfgPort.max_vpi
+ : 0;
+ }
+ }
+
+ if (!done) {
+ rc = -EINVAL;
+ goto do_prep_failed;
+ }
+
+ if ((pmb->mb.un.varCfgPort.sli_mode == 3) &&
+ (!pmb->mb.un.varCfgPort.cMA)) {
+ rc = -ENXIO;
+ }
+
+do_prep_failed:
+ mempool_free(pmb, phba->mbox_mem_pool);
+ return rc;
+}
+
+int
+lpfc_sli_hba_setup(struct lpfc_hba *phba)
+{
+ uint32_t rc;
+ int mode = 3;
+
+ switch (lpfc_sli_mode) {
+ case 2:
+ if (phba->cfg_enable_npiv) {
+ lpfc_printf_log(phba, KERN_ERR, LOG_INIT | LOG_VPORT,
+ "1824 NPIV enabled: Override lpfc_sli_mode "
+ "parameter (%d) to auto (0).\n",
+ lpfc_sli_mode);
+ break;
}
+ mode = 2;
+ break;
+ case 0:
+ case 3:
+ break;
+ default:
+ lpfc_printf_log(phba, KERN_ERR, LOG_INIT | LOG_VPORT,
+ "1819 Unrecognized lpfc_sli_mode "
+ "parameter: %d.\n", lpfc_sli_mode);
+
+ break;
}
- if (!done)
+
+ rc = lpfc_do_config_port(phba, mode);
+ if (rc && lpfc_sli_mode == 3)
+ lpfc_printf_log(phba, KERN_ERR, LOG_INIT | LOG_VPORT,
+ "1820 Unable to select SLI-3. "
+ "Not supported by adapter.\n");
+ if (rc && mode != 2)
+ rc = lpfc_do_config_port(phba, 2);
+ if (rc)
goto lpfc_sli_hba_setup_error;
- rc = lpfc_sli_ring_map(phba, pmb);
+ if (phba->sli_rev == 3) {
+ phba->iocb_cmd_size = SLI3_IOCB_CMD_SIZE;
+ phba->iocb_rsp_size = SLI3_IOCB_RSP_SIZE;
+ phba->sli3_options |= LPFC_SLI3_ENABLED;
+ phba->sli3_options |= LPFC_SLI3_HBQ_ENABLED;
+
+ } else {
+ phba->iocb_cmd_size = SLI2_IOCB_CMD_SIZE;
+ phba->iocb_rsp_size = SLI2_IOCB_RSP_SIZE;
+ phba->sli3_options = 0;
+ }
+
+ lpfc_printf_log(phba, KERN_INFO, LOG_INIT,
+ "0444 Firmware in SLI %x mode. Max_vpi %d\n",
+ phba->sli_rev, phba->max_vpi);
+ rc = lpfc_sli_ring_map(phba);
if (rc)
goto lpfc_sli_hba_setup_error;
+ /* Init HBQs */
+
+ if (phba->sli3_options & LPFC_SLI3_HBQ_ENABLED) {
+ rc = lpfc_sli_hbq_setup(phba);
+ if (rc)
+ goto lpfc_sli_hba_setup_error;
+ }
+
phba->sli.sli_flag |= LPFC_PROCESS_LA;
rc = lpfc_config_port_post(phba);
if (rc)
goto lpfc_sli_hba_setup_error;
- goto lpfc_sli_hba_setup_exit;
+ return rc;
+
lpfc_sli_hba_setup_error:
phba->link_state = LPFC_HBA_ERROR;
-lpfc_sli_hba_setup_exit:
- mempool_free(pmb, phba->mbox_mem_pool);
+ lpfc_printf_log(phba, KERN_INFO, LOG_INIT,
+ "0445 Firmware initialization failed\n");
return rc;
}
void
lpfc_mbox_timeout(unsigned long ptr)
{
- struct lpfc_hba *phba = (struct lpfc_hba *) phba;
+ struct lpfc_hba *phba = (struct lpfc_hba *) ptr;
unsigned long iflag;
uint32_t tmo_posted;
spin_lock_irqsave(&phba->pport->work_port_lock, iflag);
- tmo_posted = (phba->pport->work_port_events & WORKER_MBOX_TMO) == 0;
+ tmo_posted = phba->pport->work_port_events & WORKER_MBOX_TMO;
if (!tmo_posted)
phba->pport->work_port_events |= WORKER_MBOX_TMO;
spin_unlock_irqrestore(&phba->pport->work_port_lock, iflag);
- if (!tmo_posted) {
- if (phba->work_wait)
- wake_up(phba->work_wait);
- }
+ if (!tmo_posted)
+ lpfc_worker_wake_up(phba);
+ return;
}
void
}
/* Mbox cmd <mbxCommand> timeout */
- lpfc_printf_log(phba,
- KERN_ERR,
- LOG_MBOX | LOG_SLI,
- "%d:0310 Mailbox command x%x timeout Data: x%x x%x x%p\n",
- phba->brd_no,
- mb->mbxCommand,
- phba->pport->port_state,
- phba->sli.sli_flag,
- phba->sli.mbox_active);
+ lpfc_printf_log(phba, KERN_ERR, LOG_MBOX | LOG_SLI,
+ "0310 Mailbox command x%x timeout Data: x%x x%x x%p\n",
+ mb->mbxCommand,
+ phba->pport->port_state,
+ phba->sli.sli_flag,
+ phba->sli.mbox_active);
/* Setting state unknown so lpfc_sli_abort_iocb_ring
* would get IOCB_ERROR from lpfc_sli_issue_iocb, allowing
spin_unlock_irq(&phba->pport->work_port_lock);
spin_lock_irq(&phba->hbalock);
phba->link_state = LPFC_LINK_UNKNOWN;
- phba->pport->fc_flag |= FC_ESTABLISH_LINK;
psli->sli_flag &= ~LPFC_SLI2_ACTIVE;
spin_unlock_irq(&phba->hbalock);
lpfc_sli_abort_iocb_ring(phba, pring);
lpfc_printf_log(phba, KERN_ERR, LOG_MBOX | LOG_SLI,
- "%d:0316 Resetting board due to mailbox timeout\n",
- phba->brd_no);
+ "0345 Resetting board due to mailbox timeout\n");
/*
* lpfc_offline calls lpfc_sli_hba_down which will clean up
* on oustanding mailbox commands.
*/
+ /* If resets are disabled then set error state and return. */
+ if (!phba->cfg_enable_hba_reset) {
+ phba->link_state = LPFC_HBA_ERROR;
+ return;
+ }
lpfc_offline_prep(phba);
lpfc_offline(phba);
lpfc_sli_brdrestart(phba);
- if (lpfc_online(phba) == 0) /* Initialize the HBA */
- mod_timer(&phba->fc_estabtmo, jiffies + HZ * 60);
+ lpfc_online(phba);
lpfc_unblock_mgmt_io(phba);
return;
}
uint32_t status, evtctr;
uint32_t ha_copy;
int i;
+ unsigned long timeout;
unsigned long drvr_flag = 0;
volatile uint32_t word0, ldata;
void __iomem *to_slim;
+ int processing_queue = 0;
+
+ spin_lock_irqsave(&phba->hbalock, drvr_flag);
+ if (!pmbox) {
+ /* processing mbox queue from intr_handler */
+ processing_queue = 1;
+ phba->sli.sli_flag &= ~LPFC_SLI_MBOX_ACTIVE;
+ pmbox = lpfc_mbox_get(phba);
+ if (!pmbox) {
+ spin_unlock_irqrestore(&phba->hbalock, drvr_flag);
+ return MBX_SUCCESS;
+ }
+ }
+
+ if (pmbox->mbox_cmpl && pmbox->mbox_cmpl != lpfc_sli_def_mbox_cmpl &&
+ pmbox->mbox_cmpl != lpfc_sli_wake_mbox_wait) {
+ if(!pmbox->vport) {
+ spin_unlock_irqrestore(&phba->hbalock, drvr_flag);
+ lpfc_printf_log(phba, KERN_ERR,
+ LOG_MBOX | LOG_VPORT,
+ "1806 Mbox x%x failed. No vport\n",
+ pmbox->mb.mbxCommand);
+ dump_stack();
+ goto out_not_finished;
+ }
+ }
/* If the PCI channel is in offline state, do not post mbox. */
- if (unlikely(pci_channel_offline(phba->pcidev)))
- return MBX_NOT_FINISHED;
+ if (unlikely(pci_channel_offline(phba->pcidev))) {
+ spin_unlock_irqrestore(&phba->hbalock, drvr_flag);
+ goto out_not_finished;
+ }
- spin_lock_irqsave(&phba->hbalock, drvr_flag);
psli = &phba->sli;
mb = &pmbox->mb;
spin_unlock_irqrestore(&phba->hbalock, drvr_flag);
/* Mbox command <mbxCommand> cannot issue */
- LOG_MBOX_CANNOT_ISSUE_DATA( phba, mb, psli, flag)
- return MBX_NOT_FINISHED;
+ LOG_MBOX_CANNOT_ISSUE_DATA(phba, pmbox, psli, flag);
+ goto out_not_finished;
}
if (mb->mbxCommand != MBX_KILL_BOARD && flag & MBX_NOWAIT &&
!(readl(phba->HCregaddr) & HC_MBINT_ENA)) {
spin_unlock_irqrestore(&phba->hbalock, drvr_flag);
- LOG_MBOX_CANNOT_ISSUE_DATA( phba, mb, psli, flag)
- return MBX_NOT_FINISHED;
+ LOG_MBOX_CANNOT_ISSUE_DATA(phba, pmbox, psli, flag);
+ goto out_not_finished;
}
if (psli->sli_flag & LPFC_SLI_MBOX_ACTIVE) {
spin_unlock_irqrestore(&phba->hbalock, drvr_flag);
/* Mbox command <mbxCommand> cannot issue */
- LOG_MBOX_CANNOT_ISSUE_DATA(phba, mb, psli, flag);
- return MBX_NOT_FINISHED;
+ LOG_MBOX_CANNOT_ISSUE_DATA(phba, pmbox, psli, flag);
+ goto out_not_finished;
}
if (!(psli->sli_flag & LPFC_SLI2_ACTIVE)) {
spin_unlock_irqrestore(&phba->hbalock, drvr_flag);
/* Mbox command <mbxCommand> cannot issue */
- LOG_MBOX_CANNOT_ISSUE_DATA(phba, mb, psli, flag);
- return MBX_NOT_FINISHED;
- }
-
- /* Handle STOP IOCB processing flag. This is only meaningful
- * if we are not polling for mbox completion.
- */
- if (flag & MBX_STOP_IOCB) {
- flag &= ~MBX_STOP_IOCB;
- /* Now flag each ring */
- for (i = 0; i < psli->num_rings; i++) {
- /* If the ring is active, flag it */
- if (psli->ring[i].cmdringaddr) {
- psli->ring[i].flag |=
- LPFC_STOP_IOCB_MBX;
- }
- }
+ LOG_MBOX_CANNOT_ISSUE_DATA(phba, pmbox, psli, flag);
+ goto out_not_finished;
}
/* Another mailbox command is still being processed, queue this
lpfc_mbox_put(phba, pmbox);
/* Mbox cmd issue - BUSY */
- lpfc_printf_log(phba,
- KERN_INFO,
- LOG_MBOX | LOG_SLI,
- "%d:0308 Mbox cmd issue - BUSY Data: x%x x%x x%x x%x\n",
- phba->brd_no,
- mb->mbxCommand,
- phba->pport->port_state,
- psli->sli_flag,
- flag);
+ lpfc_printf_log(phba, KERN_INFO, LOG_MBOX | LOG_SLI,
+ "(%d):0308 Mbox cmd issue - BUSY Data: "
+ "x%x x%x x%x x%x\n",
+ pmbox->vport ? pmbox->vport->vpi : 0xffffff,
+ mb->mbxCommand, phba->pport->port_state,
+ psli->sli_flag, flag);
psli->slistat.mbox_busy++;
spin_unlock_irqrestore(&phba->hbalock, drvr_flag);
- return MBX_BUSY;
- }
-
- /* Handle STOP IOCB processing flag. This is only meaningful
- * if we are not polling for mbox completion.
- */
- if (flag & MBX_STOP_IOCB) {
- flag &= ~MBX_STOP_IOCB;
- if (flag == MBX_NOWAIT) {
- /* Now flag each ring */
- for (i = 0; i < psli->num_rings; i++) {
- /* If the ring is active, flag it */
- if (psli->ring[i].cmdringaddr) {
- psli->ring[i].flag |=
- LPFC_STOP_IOCB_MBX;
- }
- }
+ if (pmbox->vport) {
+ lpfc_debugfs_disc_trc(pmbox->vport,
+ LPFC_DISC_TRC_MBOX_VPORT,
+ "MBOX Bsy vport: cmd:x%x mb:x%x x%x",
+ (uint32_t)mb->mbxCommand,
+ mb->un.varWords[0], mb->un.varWords[1]);
}
+ else {
+ lpfc_debugfs_disc_trc(phba->pport,
+ LPFC_DISC_TRC_MBOX,
+ "MBOX Bsy: cmd:x%x mb:x%x x%x",
+ (uint32_t)mb->mbxCommand,
+ mb->un.varWords[0], mb->un.varWords[1]);
+ }
+
+ return MBX_BUSY;
}
psli->sli_flag |= LPFC_SLI_MBOX_ACTIVE;
psli->sli_flag &= ~LPFC_SLI_MBOX_ACTIVE;
spin_unlock_irqrestore(&phba->hbalock, drvr_flag);
/* Mbox command <mbxCommand> cannot issue */
- LOG_MBOX_CANNOT_ISSUE_DATA( phba, mb, psli, flag);
- return MBX_NOT_FINISHED;
+ LOG_MBOX_CANNOT_ISSUE_DATA(phba, pmbox, psli, flag);
+ goto out_not_finished;
}
/* timeout active mbox command */
mod_timer(&psli->mbox_tmo, (jiffies +
}
/* Mailbox cmd <cmd> issue */
- lpfc_printf_log(phba,
- KERN_INFO,
- LOG_MBOX | LOG_SLI,
- "%d:0309 Mailbox cmd x%x issue Data: x%x x%x x%x\n",
- phba->brd_no,
- mb->mbxCommand,
- phba->pport->port_state,
- psli->sli_flag,
- flag);
+ lpfc_printf_log(phba, KERN_INFO, LOG_MBOX | LOG_SLI,
+ "(%d):0309 Mailbox cmd x%x issue Data: x%x x%x "
+ "x%x\n",
+ pmbox->vport ? pmbox->vport->vpi : 0,
+ mb->mbxCommand, phba->pport->port_state,
+ psli->sli_flag, flag);
+
+ if (mb->mbxCommand != MBX_HEARTBEAT) {
+ if (pmbox->vport) {
+ lpfc_debugfs_disc_trc(pmbox->vport,
+ LPFC_DISC_TRC_MBOX_VPORT,
+ "MBOX Send vport: cmd:x%x mb:x%x x%x",
+ (uint32_t)mb->mbxCommand,
+ mb->un.varWords[0], mb->un.varWords[1]);
+ }
+ else {
+ lpfc_debugfs_disc_trc(phba->pport,
+ LPFC_DISC_TRC_MBOX,
+ "MBOX Send: cmd:x%x mb:x%x x%x",
+ (uint32_t)mb->mbxCommand,
+ mb->un.varWords[0], mb->un.varWords[1]);
+ }
+ }
psli->slistat.mbox_cmd++;
evtctr = psli->slistat.mbox_event;
if (mb->mbxCommand == MBX_CONFIG_PORT) {
/* copy command data into host mbox for cmpl */
lpfc_sli_pcimem_bcopy(mb, &phba->slim2p->mbx,
- MAILBOX_CMD_SIZE);
+ MAILBOX_CMD_SIZE);
}
/* First copy mbox command data to HBA SLIM, skip past first
}
wmb();
- /* interrupt board to doit right away */
- writel(CA_MBATT, phba->CAregaddr);
- readl(phba->CAregaddr); /* flush */
switch (flag) {
case MBX_NOWAIT:
- /* Don't wait for it to finish, just return */
+ /* Set up reference to mailbox command */
psli->mbox_active = pmbox;
+ /* Interrupt board to do it */
+ writel(CA_MBATT, phba->CAregaddr);
+ readl(phba->CAregaddr); /* flush */
+ /* Don't wait for it to finish, just return */
break;
case MBX_POLL:
+ /* Set up null reference to mailbox command */
psli->mbox_active = NULL;
+ /* Interrupt board to do it */
+ writel(CA_MBATT, phba->CAregaddr);
+ readl(phba->CAregaddr); /* flush */
+
if (psli->sli_flag & LPFC_SLI2_ACTIVE) {
/* First read mbox status word */
word0 = *((volatile uint32_t *)&phba->slim2p->mbx);
/* Read the HBA Host Attention Register */
ha_copy = readl(phba->HAregaddr);
-
- i = lpfc_mbox_tmo_val(phba, mb->mbxCommand);
- i *= 1000; /* Convert to ms */
-
+ timeout = msecs_to_jiffies(lpfc_mbox_tmo_val(phba,
+ mb->mbxCommand) *
+ 1000) + jiffies;
+ i = 0;
/* Wait for command to complete */
while (((word0 & OWN_CHIP) == OWN_CHIP) ||
(!(ha_copy & HA_MBATT) &&
(phba->link_state > LPFC_WARM_START))) {
- if (i-- <= 0) {
+ if (time_after(jiffies, timeout)) {
psli->sli_flag &= ~LPFC_SLI_MBOX_ACTIVE;
spin_unlock_irqrestore(&phba->hbalock,
drvr_flag);
- return MBX_NOT_FINISHED;
+ goto out_not_finished;
}
/* Check if we took a mbox interrupt while we were
&& (evtctr != psli->slistat.mbox_event))
break;
- spin_unlock_irqrestore(&phba->hbalock,
- drvr_flag);
-
- msleep(1);
-
- spin_lock_irqsave(&phba->hbalock, drvr_flag);
+ if (i++ > 10) {
+ spin_unlock_irqrestore(&phba->hbalock,
+ drvr_flag);
+ msleep(1);
+ spin_lock_irqsave(&phba->hbalock, drvr_flag);
+ }
if (psli->sli_flag & LPFC_SLI2_ACTIVE) {
/* First copy command data */
if (psli->sli_flag & LPFC_SLI2_ACTIVE) {
/* copy results back to user */
lpfc_sli_pcimem_bcopy(&phba->slim2p->mbx, mb,
- MAILBOX_CMD_SIZE);
+ MAILBOX_CMD_SIZE);
} else {
/* First copy command data */
lpfc_memcpy_from_slim(mb, phba->MBslimaddr,
MAILBOX_CMD_SIZE);
if ((mb->mbxCommand == MBX_DUMP_MEMORY) &&
pmbox->context2) {
- lpfc_memcpy_from_slim((void *) pmbox->context2,
+ lpfc_memcpy_from_slim((void *)pmbox->context2,
phba->MBslimaddr + DMP_RSP_OFFSET,
mb->un.varDmp.word_cnt);
}
spin_unlock_irqrestore(&phba->hbalock, drvr_flag);
return status;
+
+out_not_finished:
+ if (processing_queue) {
+ pmbox->mb.mbxStatus = MBX_NOT_FINISHED;
+ lpfc_mbox_cmpl_put(phba, pmbox);
+ }
+ return MBX_NOT_FINISHED;
}
-static int
-lpfc_sli_ringtx_put(struct lpfc_hba *phba, struct lpfc_sli_ring *pring,
+/*
+ * Caller needs to hold lock.
+ */
+static void
+__lpfc_sli_ringtx_put(struct lpfc_hba *phba, struct lpfc_sli_ring *pring,
struct lpfc_iocbq *piocb)
{
- unsigned long iflags;
-
/* Insert the caller's iocb in the txq tail for later processing. */
- spin_lock_irqsave(&phba->hbalock, iflags);
list_add_tail(&piocb->list, &pring->txq);
pring->txq_cnt++;
- spin_unlock_irqrestore(&phba->hbalock, iflags);
- return 0;
}
static struct lpfc_iocbq *
return nextiocb;
}
-int
-lpfc_sli_issue_iocb(struct lpfc_hba *phba, struct lpfc_sli_ring *pring,
+/*
+ * Lockless version of lpfc_sli_issue_iocb.
+ */
+static int
+__lpfc_sli_issue_iocb(struct lpfc_hba *phba, struct lpfc_sli_ring *pring,
struct lpfc_iocbq *piocb, uint32_t flag)
{
struct lpfc_iocbq *nextiocb;
- unsigned long iflags;
IOCB_t *iocb;
+ if (piocb->iocb_cmpl && (!piocb->vport) &&
+ (piocb->iocb.ulpCommand != CMD_ABORT_XRI_CN) &&
+ (piocb->iocb.ulpCommand != CMD_CLOSE_XRI_CN)) {
+ lpfc_printf_log(phba, KERN_ERR,
+ LOG_SLI | LOG_VPORT,
+ "1807 IOCB x%x failed. No vport\n",
+ piocb->iocb.ulpCommand);
+ dump_stack();
+ return IOCB_ERROR;
+ }
+
+
/* If the PCI channel is in offline state, do not post iocbs. */
if (unlikely(pci_channel_offline(phba->pcidev)))
return IOCB_ERROR;
/*
* Check to see if we are blocking IOCB processing because of a
- * outstanding mbox command.
+ * outstanding event.
*/
- if (unlikely(pring->flag & LPFC_STOP_IOCB_MBX))
+ if (unlikely(pring->flag & LPFC_STOP_IOCB_EVENT))
goto iocb_busy;
if (unlikely(phba->link_state == LPFC_LINK_DOWN)) {
* attention events.
*/
} else if (unlikely(pring->ringno == phba->sli.fcp_ring &&
- !(phba->sli.sli_flag & LPFC_PROCESS_LA)))
+ !(phba->sli.sli_flag & LPFC_PROCESS_LA))) {
goto iocb_busy;
+ }
- spin_lock_irqsave(&phba->hbalock, iflags);
while ((iocb = lpfc_sli_next_iocb_slot(phba, pring)) &&
(nextiocb = lpfc_sli_next_iocb(phba, pring, &piocb)))
lpfc_sli_submit_iocb(phba, pring, iocb, nextiocb);
lpfc_sli_update_ring(phba, pring);
else
lpfc_sli_update_full_ring(phba, pring);
- spin_unlock_irqrestore(&phba->hbalock, iflags);
if (!piocb)
return IOCB_SUCCESS;
goto out_busy;
iocb_busy:
- spin_lock_irqsave(&phba->hbalock, iflags);
pring->stats.iocb_cmd_delay++;
- spin_unlock_irqrestore(&phba->hbalock, iflags);
out_busy:
if (!(flag & SLI_IOCB_RET_IOCB)) {
- lpfc_sli_ringtx_put(phba, pring, piocb);
+ __lpfc_sli_ringtx_put(phba, pring, piocb);
return IOCB_SUCCESS;
}
return IOCB_BUSY;
}
+
+int
+lpfc_sli_issue_iocb(struct lpfc_hba *phba, struct lpfc_sli_ring *pring,
+ struct lpfc_iocbq *piocb, uint32_t flag)
+{
+ unsigned long iflags;
+ int rc;
+
+ spin_lock_irqsave(&phba->hbalock, iflags);
+ rc = __lpfc_sli_issue_iocb(phba, pring, piocb, flag);
+ spin_unlock_irqrestore(&phba->hbalock, iflags);
+
+ return rc;
+}
+
static int
lpfc_extra_ring_setup( struct lpfc_hba *phba)
{
return 0;
}
+static void
+lpfc_sli_async_event_handler(struct lpfc_hba * phba,
+ struct lpfc_sli_ring * pring, struct lpfc_iocbq * iocbq)
+{
+ IOCB_t *icmd;
+ uint16_t evt_code;
+ uint16_t temp;
+ struct temp_event temp_event_data;
+ struct Scsi_Host *shost;
+
+ icmd = &iocbq->iocb;
+ evt_code = icmd->un.asyncstat.evt_code;
+ temp = icmd->ulpContext;
+
+ if ((evt_code != ASYNC_TEMP_WARN) &&
+ (evt_code != ASYNC_TEMP_SAFE)) {
+ lpfc_printf_log(phba,
+ KERN_ERR,
+ LOG_SLI,
+ "0346 Ring %d handler: unexpected ASYNC_STATUS"
+ " evt_code 0x%x\n",
+ pring->ringno,
+ icmd->un.asyncstat.evt_code);
+ return;
+ }
+ temp_event_data.data = (uint32_t)temp;
+ temp_event_data.event_type = FC_REG_TEMPERATURE_EVENT;
+ if (evt_code == ASYNC_TEMP_WARN) {
+ temp_event_data.event_code = LPFC_THRESHOLD_TEMP;
+ lpfc_printf_log(phba,
+ KERN_ERR,
+ LOG_TEMP,
+ "0347 Adapter is very hot, please take "
+ "corrective action. temperature : %d Celsius\n",
+ temp);
+ }
+ if (evt_code == ASYNC_TEMP_SAFE) {
+ temp_event_data.event_code = LPFC_NORMAL_TEMP;
+ lpfc_printf_log(phba,
+ KERN_ERR,
+ LOG_TEMP,
+ "0340 Adapter temperature is OK now. "
+ "temperature : %d Celsius\n",
+ temp);
+ }
+
+ /* Send temperature change event to applications */
+ shost = lpfc_shost_from_vport(phba->pport);
+ fc_host_post_vendor_event(shost, fc_get_event_number(),
+ sizeof(temp_event_data), (char *) &temp_event_data,
+ SCSI_NL_VID_TYPE_PCI | PCI_VENDOR_ID_EMULEX);
+
+}
+
+
int
lpfc_sli_setup(struct lpfc_hba *phba)
{
- int i, totiocb = 0;
+ int i, totiocbsize = 0;
struct lpfc_sli *psli = &phba->sli;
struct lpfc_sli_ring *pring;
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) ?
+ SLI3_IOCB_CMD_SIZE :
+ SLI2_IOCB_CMD_SIZE;
+ pring->sizeRiocb = (phba->sli_rev == 3) ?
+ SLI3_IOCB_RSP_SIZE :
+ SLI2_IOCB_RSP_SIZE;
pring->iotag_ctr = 0;
pring->iotag_max =
(phba->cfg_hba_queue_depth * 2);
/* 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) ?
+ SLI3_IOCB_CMD_SIZE :
+ SLI2_IOCB_CMD_SIZE;
+ pring->sizeRiocb = (phba->sli_rev == 3) ?
+ SLI3_IOCB_RSP_SIZE :
+ SLI2_IOCB_RSP_SIZE;
pring->iotag_max = phba->cfg_hba_queue_depth;
pring->num_mask = 0;
break;
/* 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) ?
+ SLI3_IOCB_CMD_SIZE :
+ SLI2_IOCB_CMD_SIZE;
+ pring->sizeRiocb = (phba->sli_rev == 3) ?
+ SLI3_IOCB_RSP_SIZE :
+ SLI2_IOCB_RSP_SIZE;
pring->fast_iotag = 0;
pring->iotag_ctr = 0;
pring->iotag_max = 4096;
+ pring->lpfc_sli_rcv_async_status =
+ lpfc_sli_async_event_handler;
pring->num_mask = 4;
pring->prt[0].profile = 0; /* Mask 0 */
pring->prt[0].rctl = FC_ELS_REQ;
lpfc_ct_unsol_event;
break;
}
- totiocb += (pring->numCiocb + pring->numRiocb);
+ totiocbsize += (pring->numCiocb * pring->sizeCiocb) +
+ (pring->numRiocb * pring->sizeRiocb);
}
- if (totiocb > MAX_SLI2_IOCB) {
+ if (totiocbsize > MAX_SLIM_IOCB_SIZE) {
/* Too many cmd / rsp ring entries in SLI2 SLIM */
- lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
- "%d:0462 Too many cmd / rsp ring entries in "
- "SLI2 SLIM Data: x%x x%x\n",
- phba->brd_no, totiocb, MAX_SLI2_IOCB);
+ printk(KERN_ERR "%d:0462 Too many cmd / rsp ring entries in "
+ "SLI2 SLIM Data: x%x x%lx\n",
+ phba->brd_no, totiocbsize,
+ (unsigned long) MAX_SLIM_IOCB_SIZE);
}
if (phba->cfg_multi_ring_support == 2)
lpfc_extra_ring_setup(phba);
psli = &phba->sli;
spin_lock_irq(&phba->hbalock);
INIT_LIST_HEAD(&psli->mboxq);
+ INIT_LIST_HEAD(&psli->mboxq_cmpl);
/* Initialize list headers for txq and txcmplq as double linked lists */
for (i = 0; i < psli->num_rings; i++) {
pring = &psli->ring[i];
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_unlock_irq(&phba->hbalock);
return 1;
}
+int
+lpfc_sli_host_down(struct lpfc_vport *vport)
+{
+ LIST_HEAD(completions);
+ struct lpfc_hba *phba = vport->phba;
+ struct lpfc_sli *psli = &phba->sli;
+ struct lpfc_sli_ring *pring;
+ struct lpfc_iocbq *iocb, *next_iocb;
+ int i;
+ unsigned long flags = 0;
+ uint16_t prev_pring_flag;
+
+ lpfc_cleanup_discovery_resources(vport);
+
+ spin_lock_irqsave(&phba->hbalock, flags);
+ for (i = 0; i < psli->num_rings; i++) {
+ pring = &psli->ring[i];
+ prev_pring_flag = pring->flag;
+ /* Only slow rings */
+ if (pring->ringno == LPFC_ELS_RING) {
+ pring->flag |= LPFC_DEFERRED_RING_EVENT;
+ /* Set the lpfc data pending flag */
+ set_bit(LPFC_DATA_READY, &phba->data_flags);
+ }
+ /*
+ * Error everything on the txq since these iocbs have not been
+ * given to the FW yet.
+ */
+ list_for_each_entry_safe(iocb, next_iocb, &pring->txq, list) {
+ if (iocb->vport != vport)
+ continue;
+ list_move_tail(&iocb->list, &completions);
+ pring->txq_cnt--;
+ }
+
+ /* Next issue ABTS for everything on the txcmplq */
+ list_for_each_entry_safe(iocb, next_iocb, &pring->txcmplq,
+ list) {
+ if (iocb->vport != vport)
+ continue;
+ lpfc_sli_issue_abort_iotag(phba, pring, iocb);
+ }
+
+ pring->flag = prev_pring_flag;
+ }
+
+ spin_unlock_irqrestore(&phba->hbalock, flags);
+
+ while (!list_empty(&completions)) {
+ list_remove_head(&completions, iocb, struct lpfc_iocbq, list);
+
+ if (!iocb->iocb_cmpl)
+ lpfc_sli_release_iocbq(phba, iocb);
+ else {
+ iocb->iocb.ulpStatus = IOSTAT_LOCAL_REJECT;
+ iocb->iocb.un.ulpWord[4] = IOERR_SLI_DOWN;
+ (iocb->iocb_cmpl) (phba, iocb, iocb);
+ }
+ }
+ return 1;
+}
+
int
lpfc_sli_hba_down(struct lpfc_hba *phba)
{
LIST_HEAD(completions);
struct lpfc_sli *psli = &phba->sli;
struct lpfc_sli_ring *pring;
+ struct lpfc_dmabuf *buf_ptr;
LPFC_MBOXQ_t *pmb;
struct lpfc_iocbq *iocb;
IOCB_t *cmd = NULL;
lpfc_hba_down_prep(phba);
+ lpfc_fabric_abort_hba(phba);
+
spin_lock_irqsave(&phba->hbalock, flags);
for (i = 0; i < psli->num_rings; i++) {
pring = &psli->ring[i];
- pring->flag |= LPFC_DEFERRED_RING_EVENT;
+ /* Only slow rings */
+ if (pring->ringno == LPFC_ELS_RING) {
+ pring->flag |= LPFC_DEFERRED_RING_EVENT;
+ /* Set the lpfc data pending flag */
+ set_bit(LPFC_DATA_READY, &phba->data_flags);
+ }
/*
* Error everything on the txq since these iocbs have not been
spin_unlock_irqrestore(&phba->hbalock, flags);
while (!list_empty(&completions)) {
- iocb = list_get_first(&completions, struct lpfc_iocbq, list);
+ list_remove_head(&completions, iocb, struct lpfc_iocbq, list);
cmd = &iocb->iocb;
- list_del(&iocb->list);
if (!iocb->iocb_cmpl)
lpfc_sli_release_iocbq(phba, iocb);
}
}
+ spin_lock_irqsave(&phba->hbalock, flags);
+ list_splice_init(&phba->elsbuf, &completions);
+ phba->elsbuf_cnt = 0;
+ phba->elsbuf_prev_cnt = 0;
+ spin_unlock_irqrestore(&phba->hbalock, flags);
+
+ while (!list_empty(&completions)) {
+ list_remove_head(&completions, buf_ptr,
+ struct lpfc_dmabuf, list);
+ lpfc_mbuf_free(phba, buf_ptr->virt, buf_ptr->phys);
+ kfree(buf_ptr);
+ }
+
/* Return any active mbox cmds */
del_timer_sync(&psli->mbox_tmo);
+ spin_lock_irqsave(&phba->hbalock, flags);
- spin_lock_irqsave(&phba->pport->work_port_lock, flags);
+ spin_lock(&phba->pport->work_port_lock);
phba->pport->work_port_events &= ~WORKER_MBOX_TMO;
- spin_unlock_irqrestore(&phba->pport->work_port_lock, flags);
+ spin_unlock(&phba->pport->work_port_lock);
- pmb = psli->mbox_active;
- if (pmb) {
+ /* Return any pending or completed mbox cmds */
+ list_splice_init(&phba->sli.mboxq, &completions);
+ if (psli->mbox_active) {
+ list_add_tail(&psli->mbox_active->list, &completions);
psli->mbox_active = NULL;
- pmb->mb.mbxStatus = MBX_NOT_FINISHED;
psli->sli_flag &= ~LPFC_SLI_MBOX_ACTIVE;
- if (pmb->mbox_cmpl) {
- pmb->mbox_cmpl(phba,pmb);
- }
}
+ list_splice_init(&phba->sli.mboxq_cmpl, &completions);
+ spin_unlock_irqrestore(&phba->hbalock, flags);
- /* Return any pending mbox cmds */
- while ((pmb = lpfc_mbox_get(phba)) != NULL) {
+ while (!list_empty(&completions)) {
+ list_remove_head(&completions, pmb, LPFC_MBOXQ_t, list);
pmb->mb.mbxStatus = MBX_NOT_FINISHED;
- if (pmb->mbox_cmpl) {
+ if (pmb->mbox_cmpl)
pmb->mbox_cmpl(phba,pmb);
- }
}
- INIT_LIST_HEAD(&psli->mboxq);
-
return 1;
}
return 0;
}
+uint32_t
+lpfc_sli_get_buffer_tag(struct lpfc_hba *phba)
+{
+ spin_lock_irq(&phba->hbalock);
+ phba->buffer_tag_count++;
+ /*
+ * Always set the QUE_BUFTAG_BIT to distiguish between
+ * a tag assigned by HBQ.
+ */
+ phba->buffer_tag_count |= QUE_BUFTAG_BIT;
+ spin_unlock_irq(&phba->hbalock);
+ return phba->buffer_tag_count;
+}
+
+struct lpfc_dmabuf *
+lpfc_sli_ring_taggedbuf_get(struct lpfc_hba *phba, struct lpfc_sli_ring *pring,
+ uint32_t tag)
+{
+ struct lpfc_dmabuf *mp, *next_mp;
+ struct list_head *slp = &pring->postbufq;
+
+ /* Search postbufq, from the begining, looking for a match on tag */
+ spin_lock_irq(&phba->hbalock);
+ list_for_each_entry_safe(mp, next_mp, &pring->postbufq, list) {
+ if (mp->buffer_tag == tag) {
+ list_del_init(&mp->list);
+ pring->postbufq_cnt--;
+ spin_unlock_irq(&phba->hbalock);
+ return mp;
+ }
+ }
+
+ spin_unlock_irq(&phba->hbalock);
+ lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
+ "0410 Cannot find virtual addr for buffer tag on "
+ "ring %d Data x%lx x%p x%p x%x\n",
+ pring->ringno, (unsigned long) tag,
+ slp->next, slp->prev, pring->postbufq_cnt);
+
+ return NULL;
+}
struct lpfc_dmabuf *
lpfc_sli_ringpostbuf_get(struct lpfc_hba *phba, struct lpfc_sli_ring *pring,
spin_unlock_irq(&phba->hbalock);
lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
- "%d:0410 Cannot find virtual addr for mapped buf on "
+ "0410 Cannot find virtual addr for mapped buf on "
"ring %d Data x%llx x%p x%p x%x\n",
- phba->brd_no, pring->ringno, (unsigned long long) phys,
+ pring->ringno, (unsigned long long)phys,
slp->next, slp->prev, pring->postbufq_cnt);
return NULL;
}
{
IOCB_t *irsp = &rspiocb->iocb;
uint16_t abort_iotag, abort_context;
- struct lpfc_iocbq *abort_iocb, *rsp_ab_iocb;
+ struct lpfc_iocbq *abort_iocb;
struct lpfc_sli_ring *pring = &phba->sli.ring[LPFC_ELS_RING];
abort_iocb = NULL;
if (abort_iotag != 0 && abort_iotag <= phba->sli.last_iotag)
abort_iocb = phba->sli.iocbq_lookup[abort_iotag];
- lpfc_printf_log(phba, KERN_ERR, LOG_SLI,
- "%d:0327 Cannot abort els iocb %p"
- " with tag %x context %x\n",
- phba->brd_no, abort_iocb,
- abort_iotag, abort_context);
+ lpfc_printf_log(phba, KERN_INFO, LOG_ELS | LOG_SLI,
+ "0327 Cannot abort els iocb %p "
+ "with tag %x context %x, abort status %x, "
+ "abort code %x\n",
+ abort_iocb, abort_iotag, abort_context,
+ irsp->ulpStatus, irsp->un.ulpWord[4]);
+ /*
+ * If the iocb is not found in Firmware queue the iocb
+ * might have completed already. Do not free it again.
+ */
+ if (irsp->ulpStatus == IOSTAT_LOCAL_REJECT) {
+ spin_unlock_irq(&phba->hbalock);
+ lpfc_sli_release_iocbq(phba, cmdiocb);
+ return;
+ }
/*
* make sure we have the right iocbq before taking it
* off the txcmplq and try to call completion routine.
(abort_iocb->iocb_flag & LPFC_DRIVER_ABORTED) == 0)
spin_unlock_irq(&phba->hbalock);
else {
- list_del(&abort_iocb->list);
+ list_del_init(&abort_iocb->list);
pring->txcmplq_cnt--;
spin_unlock_irq(&phba->hbalock);
- rsp_ab_iocb = lpfc_sli_get_iocbq(phba);
- if (rsp_ab_iocb == NULL)
- lpfc_sli_release_iocbq(phba, abort_iocb);
- else {
- abort_iocb->iocb_flag &= ~LPFC_DRIVER_ABORTED;
- rsp_ab_iocb->iocb.ulpStatus =
- IOSTAT_LOCAL_REJECT;
- rsp_ab_iocb->iocb.un.ulpWord[4] =
- IOERR_SLI_ABORTED;
- (abort_iocb->iocb_cmpl)(phba, abort_iocb,
- rsp_ab_iocb);
- lpfc_sli_release_iocbq(phba, rsp_ab_iocb);
- }
+ /* Firmware could still be in progress of DMAing
+ * payload, so don't free data buffer till after
+ * a hbeat.
+ */
+ abort_iocb->iocb_flag |= LPFC_DELAY_MEM_FREE;
+
+ abort_iocb->iocb_flag &= ~LPFC_DRIVER_ABORTED;
+ abort_iocb->iocb.ulpStatus = IOSTAT_LOCAL_REJECT;
+ abort_iocb->iocb.un.ulpWord[4] = IOERR_SLI_ABORTED;
+ (abort_iocb->iocb_cmpl)(phba, abort_iocb, abort_iocb);
}
}
return;
}
+static void
+lpfc_ignore_els_cmpl(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
+ struct lpfc_iocbq *rspiocb)
+{
+ IOCB_t *irsp = &rspiocb->iocb;
+
+ /* ELS cmd tag <ulpIoTag> completes */
+ lpfc_printf_log(phba, KERN_INFO, LOG_ELS,
+ "0133 Ignoring ELS cmd tag x%x completion Data: "
+ "x%x x%x x%x\n",
+ irsp->ulpIoTag, irsp->ulpStatus,
+ irsp->un.ulpWord[4], irsp->ulpTimeout);
+ if (cmdiocb->iocb.ulpCommand == CMD_GEN_REQUEST64_CR)
+ lpfc_ct_free_iocb(phba, cmdiocb);
+ else
+ lpfc_els_free_iocb(phba, cmdiocb);
+ return;
+}
+
int
lpfc_sli_issue_abort_iotag(struct lpfc_hba *phba, struct lpfc_sli_ring *pring,
struct lpfc_iocbq *cmdiocb)
IOCB_t *iabt = NULL;
int retval = IOCB_ERROR;
- /* There are certain command types we don't want
- * to abort.
+ /*
+ * There are certain command types we don't want to abort. And we
+ * don't want to abort commands that are already in the process of
+ * being aborted.
*/
icmd = &cmdiocb->iocb;
if (icmd->ulpCommand == CMD_ABORT_XRI_CN ||
- icmd->ulpCommand == CMD_CLOSE_XRI_CN)
+ icmd->ulpCommand == CMD_CLOSE_XRI_CN ||
+ (cmdiocb->iocb_flag & LPFC_DRIVER_ABORTED) != 0)
return 0;
- /* If we're unloading, interrupts are disabled so we
- * need to cleanup the iocb here.
+ /* If we're unloading, don't abort iocb on the ELS ring, but change the
+ * callback so that nothing happens when it finishes.
*/
- if (vport->load_flag & FC_UNLOADING)
+ if ((vport->load_flag & FC_UNLOADING) &&
+ (pring->ringno == LPFC_ELS_RING)) {
+ if (cmdiocb->iocb_flag & LPFC_IO_FABRIC)
+ cmdiocb->fabric_iocb_cmpl = lpfc_ignore_els_cmpl;
+ else
+ cmdiocb->iocb_cmpl = lpfc_ignore_els_cmpl;
goto abort_iotag_exit;
+ }
/* issue ABTS for this IOCB based on iotag */
- abtsiocbp = lpfc_sli_get_iocbq(phba);
+ abtsiocbp = __lpfc_sli_get_iocbq(phba);
if (abtsiocbp == NULL)
return 0;
abtsiocbp->iocb_cmpl = lpfc_sli_abort_els_cmpl;
- lpfc_printf_log(phba, KERN_INFO, LOG_SLI,
- "%d:0339 Abort xri x%x, original iotag x%x, abort "
- "cmd iotag x%x\n",
- phba->brd_no, iabt->un.acxri.abortContextTag,
- iabt->un.acxri.abortIoTag, abtsiocbp->iotag);
- retval = lpfc_sli_issue_iocb(phba, pring, abtsiocbp, 0);
+ lpfc_printf_vlog(vport, KERN_INFO, LOG_SLI,
+ "0339 Abort xri x%x, original iotag x%x, "
+ "abort cmd iotag x%x\n",
+ iabt->un.acxri.abortContextTag,
+ iabt->un.acxri.abortIoTag, abtsiocbp->iotag);
+ retval = __lpfc_sli_issue_iocb(phba, pring, abtsiocbp, 0);
abort_iotag_exit:
/*
}
static int
-lpfc_sli_validate_fcp_iocb(struct lpfc_iocbq *iocbq, uint16_t tgt_id,
- uint64_t lun_id, uint32_t ctx,
+lpfc_sli_validate_fcp_iocb(struct lpfc_iocbq *iocbq, struct lpfc_vport *vport,
+ uint16_t tgt_id, uint64_t lun_id,
lpfc_ctx_cmd ctx_cmd)
{
struct lpfc_scsi_buf *lpfc_cmd;
- struct scsi_cmnd *cmnd;
int rc = 1;
if (!(iocbq->iocb_flag & LPFC_IO_FCP))
return rc;
+ if (iocbq->vport != vport)
+ return rc;
+
lpfc_cmd = container_of(iocbq, struct lpfc_scsi_buf, cur_iocbq);
- cmnd = lpfc_cmd->pCmd;
- if (cmnd == NULL)
+ if (lpfc_cmd->pCmd == NULL)
return rc;
switch (ctx_cmd) {
case LPFC_CTX_LUN:
- if ((cmnd->device->id == tgt_id) &&
- (cmnd->device->lun == lun_id))
+ if ((lpfc_cmd->rdata->pnode) &&
+ (lpfc_cmd->rdata->pnode->nlp_sid == tgt_id) &&
+ (scsilun_to_int(&lpfc_cmd->fcp_cmnd->fcp_lun) == lun_id))
rc = 0;
break;
case LPFC_CTX_TGT:
- if (cmnd->device->id == tgt_id)
- rc = 0;
- break;
- case LPFC_CTX_CTX:
- if (iocbq->iocb.ulpContext == ctx)
+ if ((lpfc_cmd->rdata->pnode) &&
+ (lpfc_cmd->rdata->pnode->nlp_sid == tgt_id))
rc = 0;
break;
case LPFC_CTX_HOST:
}
int
-lpfc_sli_sum_iocb(struct lpfc_hba *phba, struct lpfc_sli_ring *pring,
- uint16_t tgt_id, uint64_t lun_id, lpfc_ctx_cmd ctx_cmd)
+lpfc_sli_sum_iocb(struct lpfc_vport *vport, uint16_t tgt_id, uint64_t lun_id,
+ lpfc_ctx_cmd ctx_cmd)
{
+ struct lpfc_hba *phba = vport->phba;
struct lpfc_iocbq *iocbq;
int sum, i;
for (i = 1, sum = 0; i <= phba->sli.last_iotag; i++) {
iocbq = phba->sli.iocbq_lookup[i];
- if (lpfc_sli_validate_fcp_iocb (iocbq, tgt_id, lun_id,
- 0, ctx_cmd) == 0)
+ if (lpfc_sli_validate_fcp_iocb (iocbq, vport, tgt_id, lun_id,
+ ctx_cmd) == 0)
sum++;
}
}
int
-lpfc_sli_abort_iocb(struct lpfc_hba *phba, struct lpfc_sli_ring *pring,
- uint16_t tgt_id, uint64_t lun_id, uint32_t ctx,
- lpfc_ctx_cmd abort_cmd)
+lpfc_sli_abort_iocb(struct lpfc_vport *vport, struct lpfc_sli_ring *pring,
+ uint16_t tgt_id, uint64_t lun_id, lpfc_ctx_cmd abort_cmd)
{
+ struct lpfc_hba *phba = vport->phba;
struct lpfc_iocbq *iocbq;
struct lpfc_iocbq *abtsiocb;
IOCB_t *cmd = NULL;
for (i = 1; i <= phba->sli.last_iotag; i++) {
iocbq = phba->sli.iocbq_lookup[i];
- if (lpfc_sli_validate_fcp_iocb(iocbq, tgt_id, lun_id, 0,
+ if (lpfc_sli_validate_fcp_iocb(iocbq, vport, tgt_id, lun_id,
abort_cmd) != 0)
continue;
&rspiocbq->iocb, sizeof(IOCB_t));
pdone_q = cmdiocbq->context_un.wait_queue;
- spin_unlock_irqrestore(&phba->hbalock, iflags);
if (pdone_q)
wake_up(pdone_q);
+ spin_unlock_irqrestore(&phba->hbalock, iflags);
return;
}
* lpfc_sli_issue_call since the wake routine sets a unique value and by
* definition this is a wait function.
*/
+
int
lpfc_sli_issue_iocb_wait(struct lpfc_hba *phba,
struct lpfc_sli_ring *pring,
retval = lpfc_sli_issue_iocb(phba, pring, piocb, 0);
if (retval == IOCB_SUCCESS) {
timeout_req = timeout * HZ;
- spin_unlock_irq(&phba->hbalock);
timeleft = wait_event_timeout(done_q,
piocb->iocb_flag & LPFC_IO_WAKE,
timeout_req);
- spin_lock_irq(&phba->hbalock);
if (piocb->iocb_flag & LPFC_IO_WAKE) {
lpfc_printf_log(phba, KERN_INFO, LOG_SLI,
- "%d:0331 IOCB wake signaled\n",
- phba->brd_no);
+ "0331 IOCB wake signaled\n");
} else if (timeleft == 0) {
lpfc_printf_log(phba, KERN_ERR, LOG_SLI,
- "%d:0338 IOCB wait timeout error - no "
- "wake response Data x%x\n",
- phba->brd_no, timeout);
+ "0338 IOCB wait timeout error - no "
+ "wake response Data x%x\n", timeout);
retval = IOCB_TIMEDOUT;
} else {
lpfc_printf_log(phba, KERN_ERR, LOG_SLI,
- "%d:0330 IOCB wake NOT set, "
- "Data x%x x%lx\n", phba->brd_no,
+ "0330 IOCB wake NOT set, "
+ "Data x%x x%lx\n",
timeout, (timeleft / jiffies));
retval = IOCB_TIMEDOUT;
}
} else {
lpfc_printf_log(phba, KERN_INFO, LOG_SLI,
- "%d:0332 IOCB wait issue failed, Data x%x\n",
- phba->brd_no, retval);
+ ":0332 IOCB wait issue failed, Data x%x\n",
+ retval);
retval = IOCB_ERROR;
}
{
DECLARE_WAIT_QUEUE_HEAD_ONSTACK(done_q);
int retval;
+ unsigned long flag;
/* The caller must leave context1 empty. */
- if (pmboxq->context1 != 0) {
+ if (pmboxq->context1)
return MBX_NOT_FINISHED;
- }
+ pmboxq->mbox_flag &= ~LPFC_MBX_WAKE;
/* setup wake call as IOCB callback */
pmboxq->mbox_cmpl = lpfc_sli_wake_mbox_wait;
/* setup context field to pass wait_queue pointer to wake function */
pmboxq->mbox_flag & LPFC_MBX_WAKE,
timeout * HZ);
+ spin_lock_irqsave(&phba->hbalock, flag);
pmboxq->context1 = NULL;
/*
* if LPFC_MBX_WAKE flag is set the mailbox is completed
*/
if (pmboxq->mbox_flag & LPFC_MBX_WAKE)
retval = MBX_SUCCESS;
- else
+ else {
retval = MBX_TIMEOUT;
+ pmboxq->mbox_cmpl = lpfc_sli_def_mbox_cmpl;
+ }
+ spin_unlock_irqrestore(&phba->hbalock, flag);
}
return retval;
{
struct lpfc_vport *vport = phba->pport;
int i = 0;
+ uint32_t ha_copy;
while (phba->sli.sli_flag & LPFC_SLI_MBOX_ACTIVE && !vport->stopped) {
if (i++ > LPFC_MBOX_TMO * 1000)
return 1;
- if (lpfc_sli_handle_mb_event(phba) == 0)
- i = 0;
+ /*
+ * Call lpfc_sli_handle_mb_event only if a mailbox cmd
+ * did finish. This way we won't get the misleading
+ * "Stray Mailbox Interrupt" message.
+ */
+ spin_lock_irq(&phba->hbalock);
+ ha_copy = phba->work_ha;
+ phba->work_ha &= ~HA_MBATT;
+ spin_unlock_irq(&phba->hbalock);
+
+ if (ha_copy & HA_MBATT)
+ if (lpfc_sli_handle_mb_event(phba) == 0)
+ i = 0;
msleep(1);
}
uint32_t ha_copy;
uint32_t work_ha_copy;
unsigned long status;
- int i;
uint32_t control;
+ MAILBOX_t *mbox, *pmbox;
+ struct lpfc_vport *vport;
+ struct lpfc_nodelist *ndlp;
+ struct lpfc_dmabuf *mp;
+ LPFC_MBOXQ_t *pmb;
+ int rc;
+
/*
* Get the driver's phba structure from the dev_id and
* assume the HBA is not interrupting.
}
if (work_ha_copy & ~(HA_ERATT|HA_MBATT|HA_LATT)) {
- for (i = 0; i < phba->sli.num_rings; i++) {
- if (work_ha_copy & (HA_RXATT << (4*i))) {
- /*
- * Turn off Slow Rings interrupts
- */
- spin_lock(&phba->hbalock);
- control = readl(phba->HCregaddr);
- control &= ~(HC_R0INT_ENA << i);
+ /*
+ * Turn off Slow Rings interrupts, LPFC_ELS_RING is
+ * the only slow ring.
+ */
+ status = (work_ha_copy &
+ (HA_RXMASK << (4*LPFC_ELS_RING)));
+ status >>= (4*LPFC_ELS_RING);
+ if (status & HA_RXMASK) {
+ spin_lock(&phba->hbalock);
+ control = readl(phba->HCregaddr);
+
+ lpfc_debugfs_slow_ring_trc(phba,
+ "ISR slow ring: ctl:x%x stat:x%x isrcnt:x%x",
+ control, status,
+ (uint32_t)phba->sli.slistat.sli_intr);
+
+ if (control & (HC_R0INT_ENA << LPFC_ELS_RING)) {
+ lpfc_debugfs_slow_ring_trc(phba,
+ "ISR Disable ring:"
+ "pwork:x%x hawork:x%x wait:x%x",
+ phba->work_ha, work_ha_copy,
+ (uint32_t)((unsigned long)
+ &phba->work_waitq));
+
+ control &=
+ ~(HC_R0INT_ENA << LPFC_ELS_RING);
writel(control, phba->HCregaddr);
readl(phba->HCregaddr); /* flush */
- spin_unlock(&phba->hbalock);
}
+ else {
+ lpfc_debugfs_slow_ring_trc(phba,
+ "ISR slow ring: pwork:"
+ "x%x hawork:x%x wait:x%x",
+ phba->work_ha, work_ha_copy,
+ (uint32_t)((unsigned long)
+ &phba->work_waitq));
+ }
+ spin_unlock(&phba->hbalock);
}
}
if (work_ha_copy & HA_ERATT) {
- phba->link_state = LPFC_HBA_ERROR;
/*
* There was a link/board error. Read the
* status register to retrieve the error event
phba->pport->stopped = 1;
}
+ spin_lock(&phba->hbalock);
+ if ((work_ha_copy & HA_MBATT) &&
+ (phba->sli.mbox_active)) {
+ pmb = phba->sli.mbox_active;
+ pmbox = &pmb->mb;
+ mbox = &phba->slim2p->mbx;
+ vport = pmb->vport;
+
+ /* First check out the status word */
+ lpfc_sli_pcimem_bcopy(mbox, pmbox, sizeof(uint32_t));
+ if (pmbox->mbxOwner != OWN_HOST) {
+ spin_unlock(&phba->hbalock);
+ /*
+ * Stray Mailbox Interrupt, mbxCommand <cmd>
+ * mbxStatus <status>
+ */
+ lpfc_printf_log(phba, KERN_ERR, LOG_MBOX |
+ LOG_SLI,
+ "(%d):0304 Stray Mailbox "
+ "Interrupt mbxCommand x%x "
+ "mbxStatus x%x\n",
+ (vport ? vport->vpi : 0),
+ pmbox->mbxCommand,
+ pmbox->mbxStatus);
+ /* clear mailbox attention bit */
+ work_ha_copy &= ~HA_MBATT;
+ } else {
+ phba->sli.mbox_active = NULL;
+ spin_unlock(&phba->hbalock);
+ phba->last_completion_time = jiffies;
+ del_timer(&phba->sli.mbox_tmo);
+ if (pmb->mbox_cmpl) {
+ lpfc_sli_pcimem_bcopy(mbox, pmbox,
+ MAILBOX_CMD_SIZE);
+ }
+ 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",
+ (uint32_t)pmbox->mbxStatus,
+ pmbox->un.varWords[0], 0);
+
+ if (!pmbox->mbxStatus) {
+ mp = (struct lpfc_dmabuf *)
+ (pmb->context1);
+ ndlp = (struct lpfc_nodelist *)
+ pmb->context2;
+
+ /* Reg_LOGIN of dflt RPI was
+ * successful. new lets get
+ * rid of the RPI 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,
+ "0306 rc should have"
+ "been MBX_BUSY");
+ goto send_current_mbox;
+ }
+ }
+ spin_lock(&phba->pport->work_port_lock);
+ phba->pport->work_port_events &=
+ ~WORKER_MBOX_TMO;
+ spin_unlock(&phba->pport->work_port_lock);
+ lpfc_mbox_cmpl_put(phba, pmb);
+ }
+ } else
+ spin_unlock(&phba->hbalock);
+ if ((work_ha_copy & HA_MBATT) &&
+ (phba->sli.mbox_active == NULL)) {
+send_current_mbox:
+ /* Process next mailbox command if there is one */
+ do {
+ rc = lpfc_sli_issue_mbox(phba, NULL,
+ MBX_NOWAIT);
+ } while (rc == MBX_NOT_FINISHED);
+ if (rc != MBX_SUCCESS)
+ lpfc_printf_log(phba, KERN_ERR, LOG_MBOX |
+ LOG_SLI, "0349 rc should be "
+ "MBX_SUCCESS");
+ }
+
spin_lock(&phba->hbalock);
phba->work_ha |= work_ha_copy;
- if (phba->work_wait)
- wake_up(phba->work_wait);
spin_unlock(&phba->hbalock);
+ lpfc_worker_wake_up(phba);
}
ha_copy &= ~(phba->work_ha_mask);
*/
status = (ha_copy & (HA_RXMASK << (4*LPFC_FCP_RING)));
status >>= (4*LPFC_FCP_RING);
- if (status & HA_RXATT)
+ if (status & HA_RXMASK)
lpfc_sli_handle_fast_ring_event(phba,
&phba->sli.ring[LPFC_FCP_RING],
status);
*/
status = (ha_copy & (HA_RXMASK << (4*LPFC_EXTRA_RING)));
status >>= (4*LPFC_EXTRA_RING);
- if (status & HA_RXATT) {
+ if (status & HA_RXMASK) {
lpfc_sli_handle_fast_ring_event(phba,
&phba->sli.ring[LPFC_EXTRA_RING],
status);