summaryrefslogtreecommitdiff
path: root/drivers/infiniband/hw/bnxt_re/qplib_rcfw.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/infiniband/hw/bnxt_re/qplib_rcfw.c')
-rw-r--r--drivers/infiniband/hw/bnxt_re/qplib_rcfw.c21
1 files changed, 11 insertions, 10 deletions
diff --git a/drivers/infiniband/hw/bnxt_re/qplib_rcfw.c b/drivers/infiniband/hw/bnxt_re/qplib_rcfw.c
index e47b4ca64d33..3ffaef0c2651 100644
--- a/drivers/infiniband/hw/bnxt_re/qplib_rcfw.c
+++ b/drivers/infiniband/hw/bnxt_re/qplib_rcfw.c
@@ -734,17 +734,15 @@ static void bnxt_qplib_service_creq(struct tasklet_struct *t)
u32 type, budget = CREQ_ENTRY_POLL_BUDGET;
struct bnxt_qplib_hwq *hwq = &creq->hwq;
struct creq_base *creqe;
- u32 sw_cons, raw_cons;
unsigned long flags;
u32 num_wakeup = 0;
+ u32 hw_polled = 0;
/* Service the CREQ until budget is over */
spin_lock_irqsave(&hwq->lock, flags);
- raw_cons = hwq->cons;
while (budget > 0) {
- sw_cons = HWQ_CMP(raw_cons, hwq);
- creqe = bnxt_qplib_get_qe(hwq, sw_cons, NULL);
- if (!CREQ_CMP_VALID(creqe, raw_cons, hwq->max_elements))
+ creqe = bnxt_qplib_get_qe(hwq, hwq->cons, NULL);
+ if (!CREQ_CMP_VALID(creqe, creq->creq_db.dbinfo.flags))
break;
/* The valid test of the entry must be done first before
* reading any further.
@@ -775,15 +773,15 @@ static void bnxt_qplib_service_creq(struct tasklet_struct *t)
type);
break;
}
- raw_cons++;
budget--;
+ hw_polled++;
+ bnxt_qplib_hwq_incr_cons(hwq->max_elements, &hwq->cons,
+ 1, &creq->creq_db.dbinfo.flags);
}
- if (hwq->cons != raw_cons) {
- hwq->cons = raw_cons;
+ if (hw_polled)
bnxt_qplib_ring_nq_db(&creq->creq_db.dbinfo,
rcfw->res->cctx, true);
- }
spin_unlock_irqrestore(&hwq->lock, flags);
if (num_wakeup)
wake_up_nr(&rcfw->cmdq.waitq, num_wakeup);
@@ -854,7 +852,7 @@ int bnxt_qplib_init_rcfw(struct bnxt_qplib_rcfw *rcfw,
*/
if (is_virtfn)
goto skip_ctx_setup;
- if (bnxt_qplib_is_chip_gen_p5(rcfw->res->cctx))
+ if (bnxt_qplib_is_chip_gen_p5_p7(rcfw->res->cctx))
goto config_vf_res;
lvl = ctx->qpc_tbl.level;
@@ -907,6 +905,8 @@ config_vf_res:
req.max_gid_per_vf = cpu_to_le32(ctx->vf_res.max_gid_per_vf);
skip_ctx_setup:
+ if (BNXT_RE_HW_RETX(rcfw->res->dattr->dev_cap_flags))
+ req.flags |= cpu_to_le16(CMDQ_INITIALIZE_FW_FLAGS_HW_REQUESTER_RETX_SUPPORTED);
req.stat_ctx_id = cpu_to_le32(ctx->stats.fw_id);
bnxt_qplib_fill_cmdqmsg(&msg, &req, &resp, NULL, sizeof(req), sizeof(resp), 0);
rc = bnxt_qplib_rcfw_send_message(rcfw, &msg);
@@ -1113,6 +1113,7 @@ static int bnxt_qplib_map_creq_db(struct bnxt_qplib_rcfw *rcfw, u32 reg_offt)
pdev = rcfw->pdev;
creq_db = &rcfw->creq.creq_db;
+ creq_db->dbinfo.flags = 0;
creq_db->reg.bar_id = RCFW_COMM_CONS_PCI_BAR_REGION;
creq_db->reg.bar_base = pci_resource_start(pdev, creq_db->reg.bar_id);
if (!creq_db->reg.bar_id)