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authorJani Nikula <jani.nikula@intel.com>2018-11-20 14:14:08 +0300
committerJani Nikula <jani.nikula@intel.com>2018-11-20 14:14:08 +0300
commit2ac5e38ea4203852d6e99edd3cf11f044b0a409f (patch)
tree1ef02da98d56309368ad2b6a4e492bafe5bb4faf /drivers/infiniband/hw/bnxt_re/qplib_fp.c
parentf48cc647f3e196a3179d695d3c2d56c13e9dec98 (diff)
parent9235dd441af43599b9cdcce599a3da4083fcad3c (diff)
downloadlinux-2ac5e38ea4203852d6e99edd3cf11f044b0a409f.tar.xz
Merge drm/drm-next into drm-intel-next-queued
Pull in v4.20-rc3 via drm-next. Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Diffstat (limited to 'drivers/infiniband/hw/bnxt_re/qplib_fp.c')
-rw-r--r--drivers/infiniband/hw/bnxt_re/qplib_fp.c134
1 files changed, 54 insertions, 80 deletions
diff --git a/drivers/infiniband/hw/bnxt_re/qplib_fp.c b/drivers/infiniband/hw/bnxt_re/qplib_fp.c
index 6ad0d46ab879..b98b054148cd 100644
--- a/drivers/infiniband/hw/bnxt_re/qplib_fp.c
+++ b/drivers/infiniband/hw/bnxt_re/qplib_fp.c
@@ -36,6 +36,8 @@
* Description: Fast Path Operators
*/
+#define dev_fmt(fmt) "QPLIB: " fmt
+
#include <linux/interrupt.h>
#include <linux/spinlock.h>
#include <linux/sched.h>
@@ -71,8 +73,7 @@ static void __bnxt_qplib_add_flush_qp(struct bnxt_qplib_qp *qp)
if (!qp->sq.flushed) {
dev_dbg(&scq->hwq.pdev->dev,
- "QPLIB: FP: Adding to SQ Flush list = %p",
- qp);
+ "FP: Adding to SQ Flush list = %p\n", qp);
bnxt_qplib_cancel_phantom_processing(qp);
list_add_tail(&qp->sq_flush, &scq->sqf_head);
qp->sq.flushed = true;
@@ -80,8 +81,7 @@ static void __bnxt_qplib_add_flush_qp(struct bnxt_qplib_qp *qp)
if (!qp->srq) {
if (!qp->rq.flushed) {
dev_dbg(&rcq->hwq.pdev->dev,
- "QPLIB: FP: Adding to RQ Flush list = %p",
- qp);
+ "FP: Adding to RQ Flush list = %p\n", qp);
list_add_tail(&qp->rq_flush, &rcq->rqf_head);
qp->rq.flushed = true;
}
@@ -207,7 +207,7 @@ static int bnxt_qplib_alloc_qp_hdr_buf(struct bnxt_qplib_res *res,
if (!qp->sq_hdr_buf) {
rc = -ENOMEM;
dev_err(&res->pdev->dev,
- "QPLIB: Failed to create sq_hdr_buf");
+ "Failed to create sq_hdr_buf\n");
goto fail;
}
}
@@ -221,7 +221,7 @@ static int bnxt_qplib_alloc_qp_hdr_buf(struct bnxt_qplib_res *res,
if (!qp->rq_hdr_buf) {
rc = -ENOMEM;
dev_err(&res->pdev->dev,
- "QPLIB: Failed to create rq_hdr_buf");
+ "Failed to create rq_hdr_buf\n");
goto fail;
}
}
@@ -277,8 +277,7 @@ static void bnxt_qplib_service_nq(unsigned long data)
num_cqne_processed++;
else
dev_warn(&nq->pdev->dev,
- "QPLIB: cqn - type 0x%x not handled",
- type);
+ "cqn - type 0x%x not handled\n", type);
spin_unlock_bh(&cq->compl_lock);
break;
}
@@ -298,7 +297,7 @@ static void bnxt_qplib_service_nq(unsigned long data)
num_srqne_processed++;
else
dev_warn(&nq->pdev->dev,
- "QPLIB: SRQ event 0x%x not handled",
+ "SRQ event 0x%x not handled\n",
nqsrqe->event);
break;
}
@@ -306,8 +305,7 @@ static void bnxt_qplib_service_nq(unsigned long data)
break;
default:
dev_warn(&nq->pdev->dev,
- "QPLIB: nqe with type = 0x%x not handled",
- type);
+ "nqe with type = 0x%x not handled\n", type);
break;
}
raw_cons++;
@@ -360,7 +358,8 @@ void bnxt_qplib_disable_nq(struct bnxt_qplib_nq *nq)
}
/* Make sure the HW is stopped! */
- bnxt_qplib_nq_stop_irq(nq, true);
+ if (nq->requested)
+ bnxt_qplib_nq_stop_irq(nq, true);
if (nq->bar_reg_iomem)
iounmap(nq->bar_reg_iomem);
@@ -396,7 +395,7 @@ int bnxt_qplib_nq_start_irq(struct bnxt_qplib_nq *nq, int nq_indx,
rc = irq_set_affinity_hint(nq->vector, &nq->mask);
if (rc) {
dev_warn(&nq->pdev->dev,
- "QPLIB: set affinity failed; vector: %d nq_idx: %d\n",
+ "set affinity failed; vector: %d nq_idx: %d\n",
nq->vector, nq_indx);
}
nq->requested = true;
@@ -443,7 +442,7 @@ int bnxt_qplib_enable_nq(struct pci_dev *pdev, struct bnxt_qplib_nq *nq,
rc = bnxt_qplib_nq_start_irq(nq, nq_idx, msix_vector, true);
if (rc) {
dev_err(&nq->pdev->dev,
- "QPLIB: Failed to request irq for nq-idx %d", nq_idx);
+ "Failed to request irq for nq-idx %d\n", nq_idx);
goto fail;
}
@@ -662,8 +661,8 @@ int bnxt_qplib_post_srq_recv(struct bnxt_qplib_srq *srq,
spin_lock(&srq_hwq->lock);
if (srq->start_idx == srq->last_idx) {
- dev_err(&srq_hwq->pdev->dev, "QPLIB: FP: SRQ (0x%x) is full!",
- srq->id);
+ dev_err(&srq_hwq->pdev->dev,
+ "FP: SRQ (0x%x) is full!\n", srq->id);
rc = -EINVAL;
spin_unlock(&srq_hwq->lock);
goto done;
@@ -1324,7 +1323,7 @@ int bnxt_qplib_query_qp(struct bnxt_qplib_res *res, struct bnxt_qplib_qp *qp)
}
}
if (i == res->sgid_tbl.max)
- dev_warn(&res->pdev->dev, "QPLIB: SGID not found??");
+ dev_warn(&res->pdev->dev, "SGID not found??\n");
qp->ah.hop_limit = sb->hop_limit;
qp->ah.traffic_class = sb->traffic_class;
@@ -1536,7 +1535,7 @@ int bnxt_qplib_post_send(struct bnxt_qplib_qp *qp,
if (bnxt_qplib_queue_full(sq)) {
dev_err(&sq->hwq.pdev->dev,
- "QPLIB: prod = %#x cons = %#x qdepth = %#x delta = %#x",
+ "prod = %#x cons = %#x qdepth = %#x delta = %#x\n",
sq->hwq.prod, sq->hwq.cons, sq->hwq.max_elements,
sq->q_full_delta);
rc = -ENOMEM;
@@ -1561,7 +1560,7 @@ int bnxt_qplib_post_send(struct bnxt_qplib_qp *qp,
/* Copy the inline data */
if (wqe->inline_len > BNXT_QPLIB_SWQE_MAX_INLINE_LENGTH) {
dev_warn(&sq->hwq.pdev->dev,
- "QPLIB: Inline data length > 96 detected");
+ "Inline data length > 96 detected\n");
data_len = BNXT_QPLIB_SWQE_MAX_INLINE_LENGTH;
} else {
data_len = wqe->inline_len;
@@ -1776,7 +1775,7 @@ done:
queue_work(qp->scq->nq->cqn_wq, &nq_work->work);
} else {
dev_err(&sq->hwq.pdev->dev,
- "QPLIB: FP: Failed to allocate SQ nq_work!");
+ "FP: Failed to allocate SQ nq_work!\n");
rc = -ENOMEM;
}
}
@@ -1815,13 +1814,12 @@ int bnxt_qplib_post_recv(struct bnxt_qplib_qp *qp,
if (qp->state == CMDQ_MODIFY_QP_NEW_STATE_ERR) {
sch_handler = true;
dev_dbg(&rq->hwq.pdev->dev,
- "%s Error QP. Scheduling for poll_cq\n",
- __func__);
+ "%s: Error QP. Scheduling for poll_cq\n", __func__);
goto queue_err;
}
if (bnxt_qplib_queue_full(rq)) {
dev_err(&rq->hwq.pdev->dev,
- "QPLIB: FP: QP (0x%x) RQ is full!", qp->id);
+ "FP: QP (0x%x) RQ is full!\n", qp->id);
rc = -EINVAL;
goto done;
}
@@ -1870,7 +1868,7 @@ queue_err:
queue_work(qp->rcq->nq->cqn_wq, &nq_work->work);
} else {
dev_err(&rq->hwq.pdev->dev,
- "QPLIB: FP: Failed to allocate RQ nq_work!");
+ "FP: Failed to allocate RQ nq_work!\n");
rc = -ENOMEM;
}
}
@@ -1932,7 +1930,7 @@ int bnxt_qplib_create_cq(struct bnxt_qplib_res *res, struct bnxt_qplib_cq *cq)
if (!cq->dpi) {
dev_err(&rcfw->pdev->dev,
- "QPLIB: FP: CREATE_CQ failed due to NULL DPI");
+ "FP: CREATE_CQ failed due to NULL DPI\n");
return -EINVAL;
}
req.dpi = cpu_to_le32(cq->dpi->dpi);
@@ -1969,6 +1967,7 @@ int bnxt_qplib_create_cq(struct bnxt_qplib_res *res, struct bnxt_qplib_cq *cq)
INIT_LIST_HEAD(&cq->sqf_head);
INIT_LIST_HEAD(&cq->rqf_head);
spin_lock_init(&cq->compl_lock);
+ spin_lock_init(&cq->flush_lock);
bnxt_qplib_arm_cq_enable(cq);
return 0;
@@ -2172,7 +2171,7 @@ static int do_wa9060(struct bnxt_qplib_qp *qp, struct bnxt_qplib_cq *cq,
* comes back
*/
dev_dbg(&cq->hwq.pdev->dev,
- "FP:Got Phantom CQE");
+ "FP: Got Phantom CQE\n");
sq->condition = false;
sq->single = true;
rc = 0;
@@ -2189,7 +2188,7 @@ static int do_wa9060(struct bnxt_qplib_qp *qp, struct bnxt_qplib_cq *cq,
peek_raw_cq_cons++;
}
dev_err(&cq->hwq.pdev->dev,
- "Should not have come here! cq_cons=0x%x qp=0x%x sq cons sw=0x%x hw=0x%x",
+ "Should not have come here! cq_cons=0x%x qp=0x%x sq cons sw=0x%x hw=0x%x\n",
cq_cons, qp->id, sw_sq_cons, cqe_sq_cons);
rc = -EINVAL;
}
@@ -2213,7 +2212,7 @@ static int bnxt_qplib_cq_process_req(struct bnxt_qplib_cq *cq,
le64_to_cpu(hwcqe->qp_handle));
if (!qp) {
dev_err(&cq->hwq.pdev->dev,
- "QPLIB: FP: Process Req qp is NULL");
+ "FP: Process Req qp is NULL\n");
return -EINVAL;
}
sq = &qp->sq;
@@ -2221,16 +2220,14 @@ static int bnxt_qplib_cq_process_req(struct bnxt_qplib_cq *cq,
cqe_sq_cons = HWQ_CMP(le16_to_cpu(hwcqe->sq_cons_idx), &sq->hwq);
if (cqe_sq_cons > sq->hwq.max_elements) {
dev_err(&cq->hwq.pdev->dev,
- "QPLIB: FP: CQ Process req reported ");
- dev_err(&cq->hwq.pdev->dev,
- "QPLIB: sq_cons_idx 0x%x which exceeded max 0x%x",
+ "FP: CQ Process req reported sq_cons_idx 0x%x which exceeded max 0x%x\n",
cqe_sq_cons, sq->hwq.max_elements);
return -EINVAL;
}
if (qp->sq.flushed) {
dev_dbg(&cq->hwq.pdev->dev,
- "%s: QPLIB: QP in Flush QP = %p\n", __func__, qp);
+ "%s: QP in Flush QP = %p\n", __func__, qp);
goto done;
}
/* Require to walk the sq's swq to fabricate CQEs for all previously
@@ -2262,9 +2259,7 @@ static int bnxt_qplib_cq_process_req(struct bnxt_qplib_cq *cq,
hwcqe->status != CQ_REQ_STATUS_OK) {
cqe->status = hwcqe->status;
dev_err(&cq->hwq.pdev->dev,
- "QPLIB: FP: CQ Processed Req ");
- dev_err(&cq->hwq.pdev->dev,
- "QPLIB: wr_id[%d] = 0x%llx with status 0x%x",
+ "FP: CQ Processed Req wr_id[%d] = 0x%llx with status 0x%x\n",
sw_sq_cons, cqe->wr_id, cqe->status);
cqe++;
(*budget)--;
@@ -2330,12 +2325,12 @@ static int bnxt_qplib_cq_process_res_rc(struct bnxt_qplib_cq *cq,
qp = (struct bnxt_qplib_qp *)((unsigned long)
le64_to_cpu(hwcqe->qp_handle));
if (!qp) {
- dev_err(&cq->hwq.pdev->dev, "QPLIB: process_cq RC qp is NULL");
+ dev_err(&cq->hwq.pdev->dev, "process_cq RC qp is NULL\n");
return -EINVAL;
}
if (qp->rq.flushed) {
dev_dbg(&cq->hwq.pdev->dev,
- "%s: QPLIB: QP in Flush QP = %p\n", __func__, qp);
+ "%s: QP in Flush QP = %p\n", __func__, qp);
goto done;
}
@@ -2356,9 +2351,7 @@ static int bnxt_qplib_cq_process_res_rc(struct bnxt_qplib_cq *cq,
return -EINVAL;
if (wr_id_idx >= srq->hwq.max_elements) {
dev_err(&cq->hwq.pdev->dev,
- "QPLIB: FP: CQ Process RC ");
- dev_err(&cq->hwq.pdev->dev,
- "QPLIB: wr_id idx 0x%x exceeded SRQ max 0x%x",
+ "FP: CQ Process RC wr_id idx 0x%x exceeded SRQ max 0x%x\n",
wr_id_idx, srq->hwq.max_elements);
return -EINVAL;
}
@@ -2371,9 +2364,7 @@ static int bnxt_qplib_cq_process_res_rc(struct bnxt_qplib_cq *cq,
rq = &qp->rq;
if (wr_id_idx >= rq->hwq.max_elements) {
dev_err(&cq->hwq.pdev->dev,
- "QPLIB: FP: CQ Process RC ");
- dev_err(&cq->hwq.pdev->dev,
- "QPLIB: wr_id idx 0x%x exceeded RQ max 0x%x",
+ "FP: CQ Process RC wr_id idx 0x%x exceeded RQ max 0x%x\n",
wr_id_idx, rq->hwq.max_elements);
return -EINVAL;
}
@@ -2409,12 +2400,12 @@ static int bnxt_qplib_cq_process_res_ud(struct bnxt_qplib_cq *cq,
qp = (struct bnxt_qplib_qp *)((unsigned long)
le64_to_cpu(hwcqe->qp_handle));
if (!qp) {
- dev_err(&cq->hwq.pdev->dev, "QPLIB: process_cq UD qp is NULL");
+ dev_err(&cq->hwq.pdev->dev, "process_cq UD qp is NULL\n");
return -EINVAL;
}
if (qp->rq.flushed) {
dev_dbg(&cq->hwq.pdev->dev,
- "%s: QPLIB: QP in Flush QP = %p\n", __func__, qp);
+ "%s: QP in Flush QP = %p\n", __func__, qp);
goto done;
}
cqe = *pcqe;
@@ -2439,9 +2430,7 @@ static int bnxt_qplib_cq_process_res_ud(struct bnxt_qplib_cq *cq,
if (wr_id_idx >= srq->hwq.max_elements) {
dev_err(&cq->hwq.pdev->dev,
- "QPLIB: FP: CQ Process UD ");
- dev_err(&cq->hwq.pdev->dev,
- "QPLIB: wr_id idx 0x%x exceeded SRQ max 0x%x",
+ "FP: CQ Process UD wr_id idx 0x%x exceeded SRQ max 0x%x\n",
wr_id_idx, srq->hwq.max_elements);
return -EINVAL;
}
@@ -2454,9 +2443,7 @@ static int bnxt_qplib_cq_process_res_ud(struct bnxt_qplib_cq *cq,
rq = &qp->rq;
if (wr_id_idx >= rq->hwq.max_elements) {
dev_err(&cq->hwq.pdev->dev,
- "QPLIB: FP: CQ Process UD ");
- dev_err(&cq->hwq.pdev->dev,
- "QPLIB: wr_id idx 0x%x exceeded RQ max 0x%x",
+ "FP: CQ Process UD wr_id idx 0x%x exceeded RQ max 0x%x\n",
wr_id_idx, rq->hwq.max_elements);
return -EINVAL;
}
@@ -2508,13 +2495,12 @@ static int bnxt_qplib_cq_process_res_raweth_qp1(struct bnxt_qplib_cq *cq,
qp = (struct bnxt_qplib_qp *)((unsigned long)
le64_to_cpu(hwcqe->qp_handle));
if (!qp) {
- dev_err(&cq->hwq.pdev->dev,
- "QPLIB: process_cq Raw/QP1 qp is NULL");
+ dev_err(&cq->hwq.pdev->dev, "process_cq Raw/QP1 qp is NULL\n");
return -EINVAL;
}
if (qp->rq.flushed) {
dev_dbg(&cq->hwq.pdev->dev,
- "%s: QPLIB: QP in Flush QP = %p\n", __func__, qp);
+ "%s: QP in Flush QP = %p\n", __func__, qp);
goto done;
}
cqe = *pcqe;
@@ -2543,14 +2529,12 @@ static int bnxt_qplib_cq_process_res_raweth_qp1(struct bnxt_qplib_cq *cq,
srq = qp->srq;
if (!srq) {
dev_err(&cq->hwq.pdev->dev,
- "QPLIB: FP: SRQ used but not defined??");
+ "FP: SRQ used but not defined??\n");
return -EINVAL;
}
if (wr_id_idx >= srq->hwq.max_elements) {
dev_err(&cq->hwq.pdev->dev,
- "QPLIB: FP: CQ Process Raw/QP1 ");
- dev_err(&cq->hwq.pdev->dev,
- "QPLIB: wr_id idx 0x%x exceeded SRQ max 0x%x",
+ "FP: CQ Process Raw/QP1 wr_id idx 0x%x exceeded SRQ max 0x%x\n",
wr_id_idx, srq->hwq.max_elements);
return -EINVAL;
}
@@ -2563,9 +2547,7 @@ static int bnxt_qplib_cq_process_res_raweth_qp1(struct bnxt_qplib_cq *cq,
rq = &qp->rq;
if (wr_id_idx >= rq->hwq.max_elements) {
dev_err(&cq->hwq.pdev->dev,
- "QPLIB: FP: CQ Process Raw/QP1 RQ wr_id ");
- dev_err(&cq->hwq.pdev->dev,
- "QPLIB: ix 0x%x exceeded RQ max 0x%x",
+ "FP: CQ Process Raw/QP1 RQ wr_id idx 0x%x exceeded RQ max 0x%x\n",
wr_id_idx, rq->hwq.max_elements);
return -EINVAL;
}
@@ -2600,14 +2582,14 @@ static int bnxt_qplib_cq_process_terminal(struct bnxt_qplib_cq *cq,
/* Check the Status */
if (hwcqe->status != CQ_TERMINAL_STATUS_OK)
dev_warn(&cq->hwq.pdev->dev,
- "QPLIB: FP: CQ Process Terminal Error status = 0x%x",
+ "FP: CQ Process Terminal Error status = 0x%x\n",
hwcqe->status);
qp = (struct bnxt_qplib_qp *)((unsigned long)
le64_to_cpu(hwcqe->qp_handle));
if (!qp) {
dev_err(&cq->hwq.pdev->dev,
- "QPLIB: FP: CQ Process terminal qp is NULL");
+ "FP: CQ Process terminal qp is NULL\n");
return -EINVAL;
}
@@ -2623,16 +2605,14 @@ static int bnxt_qplib_cq_process_terminal(struct bnxt_qplib_cq *cq,
if (cqe_cons > sq->hwq.max_elements) {
dev_err(&cq->hwq.pdev->dev,
- "QPLIB: FP: CQ Process terminal reported ");
- dev_err(&cq->hwq.pdev->dev,
- "QPLIB: sq_cons_idx 0x%x which exceeded max 0x%x",
+ "FP: CQ Process terminal reported sq_cons_idx 0x%x which exceeded max 0x%x\n",
cqe_cons, sq->hwq.max_elements);
goto do_rq;
}
if (qp->sq.flushed) {
dev_dbg(&cq->hwq.pdev->dev,
- "%s: QPLIB: QP in Flush QP = %p\n", __func__, qp);
+ "%s: QP in Flush QP = %p\n", __func__, qp);
goto sq_done;
}
@@ -2673,16 +2653,14 @@ do_rq:
goto done;
} else if (cqe_cons > rq->hwq.max_elements) {
dev_err(&cq->hwq.pdev->dev,
- "QPLIB: FP: CQ Processed terminal ");
- dev_err(&cq->hwq.pdev->dev,
- "QPLIB: reported rq_cons_idx 0x%x exceeds max 0x%x",
+ "FP: CQ Processed terminal reported rq_cons_idx 0x%x exceeds max 0x%x\n",
cqe_cons, rq->hwq.max_elements);
goto done;
}
if (qp->rq.flushed) {
dev_dbg(&cq->hwq.pdev->dev,
- "%s: QPLIB: QP in Flush QP = %p\n", __func__, qp);
+ "%s: QP in Flush QP = %p\n", __func__, qp);
rc = 0;
goto done;
}
@@ -2704,7 +2682,7 @@ static int bnxt_qplib_cq_process_cutoff(struct bnxt_qplib_cq *cq,
/* Check the Status */
if (hwcqe->status != CQ_CUTOFF_STATUS_OK) {
dev_err(&cq->hwq.pdev->dev,
- "QPLIB: FP: CQ Process Cutoff Error status = 0x%x",
+ "FP: CQ Process Cutoff Error status = 0x%x\n",
hwcqe->status);
return -EINVAL;
}
@@ -2724,16 +2702,12 @@ int bnxt_qplib_process_flush_list(struct bnxt_qplib_cq *cq,
spin_lock_irqsave(&cq->flush_lock, flags);
list_for_each_entry(qp, &cq->sqf_head, sq_flush) {
- dev_dbg(&cq->hwq.pdev->dev,
- "QPLIB: FP: Flushing SQ QP= %p",
- qp);
+ dev_dbg(&cq->hwq.pdev->dev, "FP: Flushing SQ QP= %p\n", qp);
__flush_sq(&qp->sq, qp, &cqe, &budget);
}
list_for_each_entry(qp, &cq->rqf_head, rq_flush) {
- dev_dbg(&cq->hwq.pdev->dev,
- "QPLIB: FP: Flushing RQ QP= %p",
- qp);
+ dev_dbg(&cq->hwq.pdev->dev, "FP: Flushing RQ QP= %p\n", qp);
__flush_rq(&qp->rq, qp, &cqe, &budget);
}
spin_unlock_irqrestore(&cq->flush_lock, flags);
@@ -2801,7 +2775,7 @@ int bnxt_qplib_poll_cq(struct bnxt_qplib_cq *cq, struct bnxt_qplib_cqe *cqe,
goto exit;
default:
dev_err(&cq->hwq.pdev->dev,
- "QPLIB: process_cq unknown type 0x%lx",
+ "process_cq unknown type 0x%lx\n",
hw_cqe->cqe_type_toggle &
CQ_BASE_CQE_TYPE_MASK);
rc = -EINVAL;
@@ -2814,7 +2788,7 @@ int bnxt_qplib_poll_cq(struct bnxt_qplib_cq *cq, struct bnxt_qplib_cqe *cqe,
* next one
*/
dev_err(&cq->hwq.pdev->dev,
- "QPLIB: process_cqe error rc = 0x%x", rc);
+ "process_cqe error rc = 0x%x\n", rc);
}
raw_cons++;
}