[SCSI] lpfc 8.3.31: Debug helper utility routines for dumping various SLI4 queues

Signed-off-by: Alex Iannicelli <alex.iannicelli@emulex.com>
Signed-off-by: James Smart <james.smart@emulex.com>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
This commit is contained in:
James Smart 2012-05-09 21:19:25 -04:00 committed by James Bottomley
parent ee0f4fe17b
commit 809c75368d
3 changed files with 467 additions and 0 deletions

View file

@ -93,6 +93,9 @@ struct lpfc_sli2_slim;
/* lpfc wait event data ready flag */
#define LPFC_DATA_READY (1<<0)
/* queue dump line buffer size */
#define LPFC_LBUF_SZ 128
enum lpfc_polling_flags {
ENABLE_FCP_RING_POLLING = 0x1,
DISABLE_FCP_RING_INT = 0x2

View file

@ -4466,3 +4466,49 @@ lpfc_debugfs_terminate(struct lpfc_vport *vport)
#endif
return;
}
/*
* Driver debug utility routines outside of debugfs. The debug utility
* routines implemented here is intended to be used in the instrumented
* debug driver for debugging host or port issues.
*/
/**
* lpfc_debug_dump_all_queues - dump all the queues with a hba
* @phba: Pointer to HBA context object.
*
* This function dumps entries of all the queues asociated with the @phba.
**/
void
lpfc_debug_dump_all_queues(struct lpfc_hba *phba)
{
int fcp_wqidx;
/*
* Dump Work Queues (WQs)
*/
lpfc_debug_dump_mbx_wq(phba);
lpfc_debug_dump_els_wq(phba);
for (fcp_wqidx = 0; fcp_wqidx < phba->cfg_fcp_wq_count; fcp_wqidx++)
lpfc_debug_dump_fcp_wq(phba, fcp_wqidx);
lpfc_debug_dump_hdr_rq(phba);
lpfc_debug_dump_dat_rq(phba);
/*
* Dump Complete Queues (CQs)
*/
lpfc_debug_dump_mbx_cq(phba);
lpfc_debug_dump_els_cq(phba);
for (fcp_wqidx = 0; fcp_wqidx < phba->cfg_fcp_wq_count; fcp_wqidx++)
lpfc_debug_dump_fcp_cq(phba, fcp_wqidx);
/*
* Dump Event Queues (EQs)
*/
lpfc_debug_dump_sp_eq(phba);
for (fcp_wqidx = 0; fcp_wqidx < phba->cfg_fcp_wq_count; fcp_wqidx++)
lpfc_debug_dump_fcp_eq(phba, fcp_wqidx);
}

View file

@ -267,3 +267,421 @@ struct lpfc_idiag {
#define LPFC_DISC_TRC_DISCOVERY 0xef /* common mask for general
* discovery */
#endif /* H_LPFC_DEBUG_FS */
/*
* Driver debug utility routines outside of debugfs. The debug utility
* routines implemented here is intended to be used in the instrumented
* debug driver for debugging host or port issues.
*/
/**
* lpfc_debug_dump_qe - dump an specific entry from a queue
* @q: Pointer to the queue descriptor.
* @idx: Index to the entry on the queue.
*
* This function dumps an entry indexed by @idx from a queue specified by the
* queue descriptor @q.
**/
static inline void
lpfc_debug_dump_qe(struct lpfc_queue *q, uint32_t idx)
{
char line_buf[LPFC_LBUF_SZ];
int i, esize, qe_word_cnt, len;
uint32_t *pword;
/* sanity checks */
if (!q)
return;
if (idx >= q->entry_count)
return;
esize = q->entry_size;
qe_word_cnt = esize / sizeof(uint32_t);
pword = q->qe[idx].address;
len = 0;
len += snprintf(line_buf+len, LPFC_LBUF_SZ-len, "QE[%04d]: ", idx);
if (qe_word_cnt > 8)
printk(KERN_ERR "%s\n", line_buf);
for (i = 0; i < qe_word_cnt; i++) {
if (!(i % 8)) {
if (i != 0)
printk(KERN_ERR "%s\n", line_buf);
if (qe_word_cnt > 8) {
len = 0;
memset(line_buf, 0, LPFC_LBUF_SZ);
len += snprintf(line_buf+len, LPFC_LBUF_SZ-len,
"%03d: ", i);
}
}
len += snprintf(line_buf+len, LPFC_LBUF_SZ-len, "%08x ",
((uint32_t)*pword) & 0xffffffff);
pword++;
}
if (qe_word_cnt <= 8 || (i - 1) % 8)
printk(KERN_ERR "%s\n", line_buf);
}
/**
* lpfc_debug_dump_q - dump all entries from an specific queue
* @q: Pointer to the queue descriptor.
*
* This function dumps all entries from a queue specified by the queue
* descriptor @q.
**/
static inline void
lpfc_debug_dump_q(struct lpfc_queue *q)
{
int idx, entry_count;
/* sanity check */
if (!q)
return;
dev_printk(KERN_ERR, &(((q->phba))->pcidev)->dev,
"%d: [qid:%d, type:%d, subtype:%d, "
"qe_size:%d, qe_count:%d, "
"host_index:%d, port_index:%d]\n",
(q->phba)->brd_no,
q->queue_id, q->type, q->subtype,
q->entry_size, q->entry_count,
q->host_index, q->hba_index);
entry_count = q->entry_count;
for (idx = 0; idx < entry_count; idx++)
lpfc_debug_dump_qe(q, idx);
printk(KERN_ERR "\n");
}
/**
* lpfc_debug_dump_fcp_wq - dump all entries from a fcp work queue
* @phba: Pointer to HBA context object.
* @fcp_wqidx: Index to a FCP work queue.
*
* This function dumps all entries from a FCP work queue specified by the
* @fcp_wqidx.
**/
static inline void
lpfc_debug_dump_fcp_wq(struct lpfc_hba *phba, int fcp_wqidx)
{
/* sanity check */
if (fcp_wqidx >= phba->cfg_fcp_wq_count)
return;
printk(KERN_ERR "FCP WQ: WQ[Idx:%d|Qid:%d]\n",
fcp_wqidx, phba->sli4_hba.fcp_wq[fcp_wqidx]->queue_id);
lpfc_debug_dump_q(phba->sli4_hba.fcp_wq[fcp_wqidx]);
}
/**
* lpfc_debug_dump_fcp_cq - dump all entries from a fcp work queue's cmpl queue
* @phba: Pointer to HBA context object.
* @fcp_wqidx: Index to a FCP work queue.
*
* This function dumps all entries from a FCP complete queue which is
* associated to the FCP work queue specified by the @fcp_wqidx.
**/
static inline void
lpfc_debug_dump_fcp_cq(struct lpfc_hba *phba, int fcp_wqidx)
{
int fcp_cqidx, fcp_cqid;
/* sanity check */
if (fcp_wqidx >= phba->cfg_fcp_wq_count)
return;
fcp_cqid = phba->sli4_hba.fcp_wq[fcp_wqidx]->assoc_qid;
for (fcp_cqidx = 0; fcp_cqidx < phba->cfg_fcp_eq_count; fcp_cqidx++)
if (phba->sli4_hba.fcp_cq[fcp_cqidx]->queue_id == fcp_cqid)
break;
if (fcp_cqidx >= phba->cfg_fcp_eq_count)
return;
printk(KERN_ERR "FCP CQ: WQ[Idx:%d|Qid%d]->CQ[Idx%d|Qid%d]:\n",
fcp_wqidx, phba->sli4_hba.fcp_wq[fcp_wqidx]->queue_id,
fcp_cqidx, fcp_cqid);
lpfc_debug_dump_q(phba->sli4_hba.fcp_cq[fcp_cqidx]);
}
/**
* lpfc_debug_dump_fcp_eq - dump all entries from a fcp work queue's evt queue
* @phba: Pointer to HBA context object.
* @fcp_wqidx: Index to a FCP work queue.
*
* This function dumps all entries from a FCP event queue which is
* associated to the FCP work queue specified by the @fcp_wqidx.
**/
static inline void
lpfc_debug_dump_fcp_eq(struct lpfc_hba *phba, int fcp_wqidx)
{
struct lpfc_queue *qdesc;
int fcp_eqidx, fcp_eqid;
int fcp_cqidx, fcp_cqid;
/* sanity check */
if (fcp_wqidx >= phba->cfg_fcp_wq_count)
return;
fcp_cqid = phba->sli4_hba.fcp_wq[fcp_wqidx]->assoc_qid;
for (fcp_cqidx = 0; fcp_cqidx < phba->cfg_fcp_eq_count; fcp_cqidx++)
if (phba->sli4_hba.fcp_cq[fcp_cqidx]->queue_id == fcp_cqid)
break;
if (fcp_cqidx >= phba->cfg_fcp_eq_count)
return;
if (phba->cfg_fcp_eq_count == 0) {
fcp_eqidx = -1;
fcp_eqid = phba->sli4_hba.sp_eq->queue_id;
qdesc = phba->sli4_hba.sp_eq;
} else {
fcp_eqidx = fcp_cqidx;
fcp_eqid = phba->sli4_hba.fp_eq[fcp_eqidx]->queue_id;
qdesc = phba->sli4_hba.fp_eq[fcp_eqidx];
}
printk(KERN_ERR "FCP EQ: WQ[Idx:%d|Qid:%d]->CQ[Idx:%d|Qid:%d]->"
"EQ[Idx:%d|Qid:%d]\n",
fcp_wqidx, phba->sli4_hba.fcp_wq[fcp_wqidx]->queue_id,
fcp_cqidx, fcp_cqid, fcp_eqidx, fcp_eqid);
lpfc_debug_dump_q(qdesc);
}
/**
* lpfc_debug_dump_els_wq - dump all entries from the els work queue
* @phba: Pointer to HBA context object.
*
* This function dumps all entries from the ELS work queue.
**/
static inline void
lpfc_debug_dump_els_wq(struct lpfc_hba *phba)
{
printk(KERN_ERR "ELS WQ: WQ[Qid:%d]:\n",
phba->sli4_hba.els_wq->queue_id);
lpfc_debug_dump_q(phba->sli4_hba.els_wq);
}
/**
* lpfc_debug_dump_mbx_wq - dump all entries from the mbox work queue
* @phba: Pointer to HBA context object.
*
* This function dumps all entries from the MBOX work queue.
**/
static inline void
lpfc_debug_dump_mbx_wq(struct lpfc_hba *phba)
{
printk(KERN_ERR "MBX WQ: WQ[Qid:%d]\n",
phba->sli4_hba.mbx_wq->queue_id);
lpfc_debug_dump_q(phba->sli4_hba.mbx_wq);
}
/**
* lpfc_debug_dump_dat_rq - dump all entries from the receive data queue
* @phba: Pointer to HBA context object.
*
* This function dumps all entries from the receive data queue.
**/
static inline void
lpfc_debug_dump_dat_rq(struct lpfc_hba *phba)
{
printk(KERN_ERR "DAT RQ: RQ[Qid:%d]\n",
phba->sli4_hba.dat_rq->queue_id);
lpfc_debug_dump_q(phba->sli4_hba.dat_rq);
}
/**
* lpfc_debug_dump_hdr_rq - dump all entries from the receive header queue
* @phba: Pointer to HBA context object.
*
* This function dumps all entries from the receive header queue.
**/
static inline void
lpfc_debug_dump_hdr_rq(struct lpfc_hba *phba)
{
printk(KERN_ERR "HDR RQ: RQ[Qid:%d]\n",
phba->sli4_hba.hdr_rq->queue_id);
lpfc_debug_dump_q(phba->sli4_hba.hdr_rq);
}
/**
* lpfc_debug_dump_els_cq - dump all entries from the els complete queue
* @phba: Pointer to HBA context object.
*
* This function dumps all entries from the els complete queue.
**/
static inline void
lpfc_debug_dump_els_cq(struct lpfc_hba *phba)
{
printk(KERN_ERR "ELS CQ: WQ[Qid:%d]->CQ[Qid:%d]\n",
phba->sli4_hba.els_wq->queue_id,
phba->sli4_hba.els_cq->queue_id);
lpfc_debug_dump_q(phba->sli4_hba.els_cq);
}
/**
* lpfc_debug_dump_mbx_cq - dump all entries from the mbox complete queue
* @phba: Pointer to HBA context object.
*
* This function dumps all entries from the mbox complete queue.
**/
static inline void
lpfc_debug_dump_mbx_cq(struct lpfc_hba *phba)
{
printk(KERN_ERR "MBX CQ: WQ[Qid:%d]->CQ[Qid:%d]\n",
phba->sli4_hba.mbx_wq->queue_id,
phba->sli4_hba.mbx_cq->queue_id);
lpfc_debug_dump_q(phba->sli4_hba.mbx_cq);
}
/**
* lpfc_debug_dump_sp_eq - dump all entries from slow-path event queue
* @phba: Pointer to HBA context object.
*
* This function dumps all entries from the slow-path event queue.
**/
static inline void
lpfc_debug_dump_sp_eq(struct lpfc_hba *phba)
{
printk(KERN_ERR "SP EQ: WQ[Qid:%d/Qid:%d]->CQ[Qid:%d/Qid:%d]->"
"EQ[Qid:%d]:\n",
phba->sli4_hba.mbx_wq->queue_id,
phba->sli4_hba.els_wq->queue_id,
phba->sli4_hba.mbx_cq->queue_id,
phba->sli4_hba.els_cq->queue_id,
phba->sli4_hba.sp_eq->queue_id);
lpfc_debug_dump_q(phba->sli4_hba.sp_eq);
}
/**
* lpfc_debug_dump_wq_by_id - dump all entries from a work queue by queue id
* @phba: Pointer to HBA context object.
* @qid: Work queue identifier.
*
* This function dumps all entries from a work queue identified by the queue
* identifier.
**/
static inline void
lpfc_debug_dump_wq_by_id(struct lpfc_hba *phba, int qid)
{
int wq_idx;
for (wq_idx = 0; wq_idx < phba->cfg_fcp_wq_count; wq_idx++)
if (phba->sli4_hba.fcp_wq[wq_idx]->queue_id == qid)
break;
if (wq_idx < phba->cfg_fcp_wq_count) {
printk(KERN_ERR "FCP WQ[Idx:%d|Qid:%d]\n", wq_idx, qid);
lpfc_debug_dump_q(phba->sli4_hba.fcp_wq[wq_idx]);
return;
}
if (phba->sli4_hba.els_wq->queue_id == qid) {
printk(KERN_ERR "ELS WQ[Qid:%d]\n", qid);
lpfc_debug_dump_q(phba->sli4_hba.els_wq);
}
}
/**
* lpfc_debug_dump_mq_by_id - dump all entries from a mbox queue by queue id
* @phba: Pointer to HBA context object.
* @qid: Mbox work queue identifier.
*
* This function dumps all entries from a mbox work queue identified by the
* queue identifier.
**/
static inline void
lpfc_debug_dump_mq_by_id(struct lpfc_hba *phba, int qid)
{
if (phba->sli4_hba.mbx_wq->queue_id == qid) {
printk(KERN_ERR "MBX WQ[Qid:%d]\n", qid);
lpfc_debug_dump_q(phba->sli4_hba.mbx_wq);
}
}
/**
* lpfc_debug_dump_rq_by_id - dump all entries from a receive queue by queue id
* @phba: Pointer to HBA context object.
* @qid: Receive queue identifier.
*
* This function dumps all entries from a receive queue identified by the
* queue identifier.
**/
static inline void
lpfc_debug_dump_rq_by_id(struct lpfc_hba *phba, int qid)
{
if (phba->sli4_hba.hdr_rq->queue_id == qid) {
printk(KERN_ERR "HDR RQ[Qid:%d]\n", qid);
lpfc_debug_dump_q(phba->sli4_hba.hdr_rq);
return;
}
if (phba->sli4_hba.dat_rq->queue_id == qid) {
printk(KERN_ERR "DAT RQ[Qid:%d]\n", qid);
lpfc_debug_dump_q(phba->sli4_hba.dat_rq);
}
}
/**
* lpfc_debug_dump_cq_by_id - dump all entries from a cmpl queue by queue id
* @phba: Pointer to HBA context object.
* @qid: Complete queue identifier.
*
* This function dumps all entries from a complete queue identified by the
* queue identifier.
**/
static inline void
lpfc_debug_dump_cq_by_id(struct lpfc_hba *phba, int qid)
{
int cq_idx = 0;
do {
if (phba->sli4_hba.fcp_cq[cq_idx]->queue_id == qid)
break;
} while (++cq_idx < phba->cfg_fcp_eq_count);
if (cq_idx < phba->cfg_fcp_eq_count) {
printk(KERN_ERR "FCP CQ[Idx:%d|Qid:%d]\n", cq_idx, qid);
lpfc_debug_dump_q(phba->sli4_hba.fcp_cq[cq_idx]);
return;
}
if (phba->sli4_hba.els_cq->queue_id == qid) {
printk(KERN_ERR "ELS CQ[Qid:%d]\n", qid);
lpfc_debug_dump_q(phba->sli4_hba.els_cq);
return;
}
if (phba->sli4_hba.mbx_cq->queue_id == qid) {
printk(KERN_ERR "MBX CQ[Qid:%d]\n", qid);
lpfc_debug_dump_q(phba->sli4_hba.mbx_cq);
}
}
/**
* lpfc_debug_dump_eq_by_id - dump all entries from an event queue by queue id
* @phba: Pointer to HBA context object.
* @qid: Complete queue identifier.
*
* This function dumps all entries from an event queue identified by the
* queue identifier.
**/
static inline void
lpfc_debug_dump_eq_by_id(struct lpfc_hba *phba, int qid)
{
int eq_idx;
for (eq_idx = 0; eq_idx < phba->cfg_fcp_eq_count; eq_idx++) {
if (phba->sli4_hba.fp_eq[eq_idx]->queue_id == qid)
break;
}
if (eq_idx < phba->cfg_fcp_eq_count) {
printk(KERN_ERR "FCP EQ[Idx:%d|Qid:%d]\n", eq_idx, qid);
lpfc_debug_dump_q(phba->sli4_hba.fp_eq[eq_idx]);
return;
}
if (phba->sli4_hba.sp_eq->queue_id == qid) {
printk(KERN_ERR "SP EQ[|Qid:%d]\n", qid);
lpfc_debug_dump_q(phba->sli4_hba.sp_eq);
}
}
void lpfc_debug_dump_all_queues(struct lpfc_hba *);