[PATCH v3 05/16] lpfc: refactor debugfs queue dump routines
James Smart
jsmart2021 at gmail.com
Sun Feb 12 13:52:29 PST 2017
Create common wq, cq, eq, rq dump functions
Signed-off-by: Dick Kennedy <dick.kennedy at broadcom.com>
Signed-off-by: James Smart <james.smart at broadcom.com>
---
drivers/scsi/lpfc/lpfc_debugfs.c | 22 ++--
drivers/scsi/lpfc/lpfc_debugfs.h | 214 ++++++++++++++++-----------------------
2 files changed, 101 insertions(+), 135 deletions(-)
diff --git a/drivers/scsi/lpfc/lpfc_debugfs.c b/drivers/scsi/lpfc/lpfc_debugfs.c
index 4b00809..f8f47af 100644
--- a/drivers/scsi/lpfc/lpfc_debugfs.c
+++ b/drivers/scsi/lpfc/lpfc_debugfs.c
@@ -4555,31 +4555,31 @@ lpfc_debugfs_terminate(struct lpfc_vport *vport)
void
lpfc_debug_dump_all_queues(struct lpfc_hba *phba)
{
- int fcp_wqidx;
+ int idx;
/*
* Dump Work Queues (WQs)
*/
- lpfc_debug_dump_mbx_wq(phba);
- lpfc_debug_dump_els_wq(phba);
+ lpfc_debug_dump_wq(phba, DUMP_MBX, 0);
+ lpfc_debug_dump_wq(phba, DUMP_ELS, 0);
- for (fcp_wqidx = 0; fcp_wqidx < phba->cfg_fcp_io_channel; fcp_wqidx++)
- lpfc_debug_dump_fcp_wq(phba, fcp_wqidx);
+ for (idx = 0; idx < phba->cfg_fcp_io_channel; idx++)
+ lpfc_debug_dump_wq(phba, DUMP_FCP, idx);
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);
+ lpfc_debug_dump_cq(phba, DUMP_MBX, 0);
+ lpfc_debug_dump_cq(phba, DUMP_ELS, 0);
- for (fcp_wqidx = 0; fcp_wqidx < phba->cfg_fcp_io_channel; fcp_wqidx++)
- lpfc_debug_dump_fcp_cq(phba, fcp_wqidx);
+ for (idx = 0; idx < phba->cfg_fcp_io_channel; idx++)
+ lpfc_debug_dump_cq(phba, DUMP_FCP, idx);
/*
* Dump Event Queues (EQs)
*/
- for (fcp_wqidx = 0; fcp_wqidx < phba->cfg_fcp_io_channel; fcp_wqidx++)
- lpfc_debug_dump_hba_eq(phba, fcp_wqidx);
+ for (idx = 0; idx < phba->cfg_fcp_io_channel; idx++)
+ lpfc_debug_dump_hba_eq(phba, idx);
}
diff --git a/drivers/scsi/lpfc/lpfc_debugfs.h b/drivers/scsi/lpfc/lpfc_debugfs.h
index 8b2b6a3..9ae2c4b 100644
--- a/drivers/scsi/lpfc/lpfc_debugfs.h
+++ b/drivers/scsi/lpfc/lpfc_debugfs.h
@@ -42,6 +42,12 @@
/* hbqinfo output buffer size */
#define LPFC_HBQINFO_SIZE 8192
+enum {
+ DUMP_FCP,
+ DUMP_MBX,
+ DUMP_ELS,
+};
+
/*
* For SLI4 iDiag debugfs diagnostics tool
*/
@@ -358,58 +364,97 @@ lpfc_debug_dump_q(struct lpfc_queue *q)
}
/**
- * lpfc_debug_dump_fcp_wq - dump all entries from a fcp work queue
+ * lpfc_debug_dump_wq - dump all entries from the fcp work queue
* @phba: Pointer to HBA context object.
- * @fcp_wqidx: Index to a FCP work queue.
+ * @wqidx: Index to a FCP work queue.
*
- * This function dumps all entries from a FCP work queue specified by the
- * @fcp_wqidx.
+ * This function dumps all entries from a FCP work queue specified
+ * by the wqidx.
**/
static inline void
-lpfc_debug_dump_fcp_wq(struct lpfc_hba *phba, int fcp_wqidx)
+lpfc_debug_dump_wq(struct lpfc_hba *phba, int qtype, int wqidx)
{
- /* sanity check */
- if (fcp_wqidx >= phba->cfg_fcp_io_channel)
+ struct lpfc_queue *wq;
+ char *qtypestr;
+
+ if (qtype == DUMP_FCP) {
+ wq = phba->sli4_hba.fcp_wq[wqidx];
+ qtypestr = "FCP";
+ } else if (qtype == DUMP_MBX) {
+ wq = phba->sli4_hba.mbx_wq;
+ qtypestr = "MBX";
+ } else if (qtype == DUMP_ELS) {
+ wq = phba->sli4_hba.els_wq;
+ qtypestr = "ELS";
+ } else
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]);
+ if (qtype == DUMP_FCP)
+ pr_err("%s WQ: WQ[Idx:%d|Qid:%d]\n",
+ qtypestr, wqidx, wq->queue_id);
+ else
+ pr_err("%s WQ: WQ[Qid:%d]\n",
+ qtypestr, wq->queue_id);
+
+ lpfc_debug_dump_q(wq);
}
/**
- * lpfc_debug_dump_fcp_cq - dump all entries from a fcp work queue's cmpl queue
+ * lpfc_debug_dump_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.
+ * @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.
+ * This function dumps all entries from a FCP completion queue
+ * which is associated to the work queue specified by the @wqidx.
**/
static inline void
-lpfc_debug_dump_fcp_cq(struct lpfc_hba *phba, int fcp_wqidx)
+lpfc_debug_dump_cq(struct lpfc_hba *phba, int qtype, int wqidx)
{
- int fcp_cqidx, fcp_cqid;
-
- /* sanity check */
- if (fcp_wqidx >= phba->cfg_fcp_io_channel)
+ struct lpfc_queue *wq, *cq, *eq;
+ char *qtypestr;
+ int eqidx;
+
+ /* fcp wq and cq are 1:1, thus same indexes */
+
+ if (qtype == DUMP_FCP) {
+ wq = phba->sli4_hba.fcp_wq[wqidx];
+ cq = phba->sli4_hba.fcp_cq[wqidx];
+ qtypestr = "FCP";
+ } else if (qtype == DUMP_MBX) {
+ wq = phba->sli4_hba.mbx_wq;
+ cq = phba->sli4_hba.mbx_cq;
+ qtypestr = "MBX";
+ } else if (qtype == DUMP_ELS) {
+ wq = phba->sli4_hba.els_wq;
+ cq = phba->sli4_hba.els_cq;
+ qtypestr = "ELS";
+ } else
return;
- fcp_cqid = phba->sli4_hba.fcp_wq[fcp_wqidx]->assoc_qid;
- for (fcp_cqidx = 0; fcp_cqidx < phba->cfg_fcp_io_channel; fcp_cqidx++)
- if (phba->sli4_hba.fcp_cq[fcp_cqidx]->queue_id == fcp_cqid)
+ for (eqidx = 0; eqidx < phba->cfg_fcp_io_channel; eqidx++) {
+ eq = phba->sli4_hba.hba_eq[eqidx];
+ if (cq->assoc_qid == eq->queue_id)
break;
- if (phba->intr_type == MSIX) {
- if (fcp_cqidx >= phba->cfg_fcp_io_channel)
- return;
- } else {
- if (fcp_cqidx > 0)
- return;
+ }
+ if (eqidx == phba->cfg_fcp_io_channel) {
+ pr_err("Couldn't find EQ for CQ. Using EQ[0]\n");
+ eqidx = 0;
+ eq = phba->sli4_hba.hba_eq[0];
}
- 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]);
+ if (qtype == DUMP_FCP)
+ pr_err("%s CQ: WQ[Idx:%d|Qid%d]->CQ[Idx%d|Qid%d]"
+ "->EQ[Idx:%d|Qid:%d]:\n",
+ qtypestr, wqidx, wq->queue_id, wqidx, cq->queue_id,
+ eqidx, eq->queue_id);
+ else
+ pr_err("%s CQ: WQ[Qid:%d]->CQ[Qid:%d]"
+ "->EQ[Idx:%d|Qid:%d]:\n",
+ qtypestr, wq->queue_id, cq->queue_id,
+ eqidx, eq->queue_id);
+
+ lpfc_debug_dump_q(cq);
}
/**
@@ -421,64 +466,15 @@ lpfc_debug_dump_fcp_cq(struct lpfc_hba *phba, int fcp_wqidx)
* associated to the FCP work queue specified by the @fcp_wqidx.
**/
static inline void
-lpfc_debug_dump_hba_eq(struct lpfc_hba *phba, int fcp_wqidx)
+lpfc_debug_dump_hba_eq(struct lpfc_hba *phba, int qidx)
{
- struct lpfc_queue *qdesc;
- int fcp_eqidx, fcp_eqid;
- int fcp_cqidx, fcp_cqid;
-
- /* sanity check */
- if (fcp_wqidx >= phba->cfg_fcp_io_channel)
- return;
- fcp_cqid = phba->sli4_hba.fcp_wq[fcp_wqidx]->assoc_qid;
- for (fcp_cqidx = 0; fcp_cqidx < phba->cfg_fcp_io_channel; fcp_cqidx++)
- if (phba->sli4_hba.fcp_cq[fcp_cqidx]->queue_id == fcp_cqid)
- break;
- if (phba->intr_type == MSIX) {
- if (fcp_cqidx >= phba->cfg_fcp_io_channel)
- return;
- } else {
- if (fcp_cqidx > 0)
- return;
- }
+ struct lpfc_queue *qp;
- fcp_eqidx = fcp_cqidx;
- fcp_eqid = phba->sli4_hba.hba_eq[fcp_eqidx]->queue_id;
- qdesc = phba->sli4_hba.hba_eq[fcp_eqidx];
+ qp = phba->sli4_hba.hba_eq[qidx];
- 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);
-}
+ pr_err("EQ[Idx:%d|Qid:%d]\n", qidx, qp->queue_id);
-/**
- * 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_q(qp);
}
/**
@@ -510,36 +506,6 @@ lpfc_debug_dump_hdr_rq(struct lpfc_hba *phba)
}
/**
- * 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_wq_by_id - dump all entries from a work queue by queue id
* @phba: Pointer to HBA context object.
* @qid: Work queue identifier.
@@ -556,14 +522,15 @@ lpfc_debug_dump_wq_by_id(struct lpfc_hba *phba, int qid)
if (phba->sli4_hba.fcp_wq[wq_idx]->queue_id == qid)
break;
if (wq_idx < phba->cfg_fcp_io_channel) {
- printk(KERN_ERR "FCP WQ[Idx:%d|Qid:%d]\n", wq_idx, qid);
+ pr_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);
+ pr_err("ELS WQ[Qid:%d]\n", qid);
lpfc_debug_dump_q(phba->sli4_hba.els_wq);
+ return;
}
}
@@ -617,27 +584,26 @@ lpfc_debug_dump_rq_by_id(struct lpfc_hba *phba, int qid)
static inline void
lpfc_debug_dump_cq_by_id(struct lpfc_hba *phba, int qid)
{
- int cq_idx = 0;
+ int cq_idx;
- do {
+ for (cq_idx = 0; cq_idx < phba->cfg_fcp_io_channel; cq_idx++)
if (phba->sli4_hba.fcp_cq[cq_idx]->queue_id == qid)
break;
- } while (++cq_idx < phba->cfg_fcp_io_channel);
if (cq_idx < phba->cfg_fcp_io_channel) {
- printk(KERN_ERR "FCP CQ[Idx:%d|Qid:%d]\n", cq_idx, qid);
+ pr_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);
+ pr_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);
+ pr_err("MBX CQ[Qid:%d]\n", qid);
lpfc_debug_dump_q(phba->sli4_hba.mbx_cq);
}
}
--
2.5.0
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