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authorSelvin Xavier <selvin.xavier@broadcom.com>2021-09-15 05:32:32 -0700
committerJason Gunthorpe <jgg@nvidia.com>2021-09-20 13:37:00 -0300
commit9a381f7e5aa299de3500b8afa2237e5d1eab63fb (patch)
treedf33f82b58c1e5a1243dfdcdc6cfed30c5fdfb98 /drivers/infiniband/hw/bnxt_re/ib_verbs.c
parentRDMA/rxe: remove the unnecessary variable (diff)
downloadlinux-dev-9a381f7e5aa299de3500b8afa2237e5d1eab63fb.tar.xz
linux-dev-9a381f7e5aa299de3500b8afa2237e5d1eab63fb.zip
RDMA/bnxt_re: Add extended statistics counters
Implement extended statistics counters for newer adapters. Check if the FW support for this command and issue the FW command only if is supported. Includes code re-organization to handle extended stats. Also, add AH and PD software counters. Link: https://lore.kernel.org/r/1631709163-2287-2-git-send-email-selvin.xavier@broadcom.com Reviewed-by: Leon Romanovsky <leonro@nvidia.com> Signed-off-by: Selvin Xavier <selvin.xavier@broadcom.com> Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>
Diffstat (limited to 'drivers/infiniband/hw/bnxt_re/ib_verbs.c')
-rw-r--r--drivers/infiniband/hw/bnxt_re/ib_verbs.c16
1 files changed, 13 insertions, 3 deletions
diff --git a/drivers/infiniband/hw/bnxt_re/ib_verbs.c b/drivers/infiniband/hw/bnxt_re/ib_verbs.c
index 408dfbcc47b5..d09841b8d9e1 100644
--- a/drivers/infiniband/hw/bnxt_re/ib_verbs.c
+++ b/drivers/infiniband/hw/bnxt_re/ib_verbs.c
@@ -541,9 +541,12 @@ int bnxt_re_dealloc_pd(struct ib_pd *ib_pd, struct ib_udata *udata)
bnxt_re_destroy_fence_mr(pd);
- if (pd->qplib_pd.id)
- bnxt_qplib_dealloc_pd(&rdev->qplib_res, &rdev->qplib_res.pd_tbl,
- &pd->qplib_pd);
+ if (pd->qplib_pd.id) {
+ if (!bnxt_qplib_dealloc_pd(&rdev->qplib_res,
+ &rdev->qplib_res.pd_tbl,
+ &pd->qplib_pd))
+ atomic_dec(&rdev->pd_count);
+ }
return 0;
}
@@ -595,6 +598,8 @@ int bnxt_re_alloc_pd(struct ib_pd *ibpd, struct ib_udata *udata)
if (bnxt_re_create_fence_mr(pd))
ibdev_warn(&rdev->ibdev,
"Failed to create Fence-MR\n");
+ atomic_inc(&rdev->pd_count);
+
return 0;
dbfail:
bnxt_qplib_dealloc_pd(&rdev->qplib_res, &rdev->qplib_res.pd_tbl,
@@ -611,6 +616,8 @@ int bnxt_re_destroy_ah(struct ib_ah *ib_ah, u32 flags)
bnxt_qplib_destroy_ah(&rdev->qplib_res, &ah->qplib_ah,
!(flags & RDMA_DESTROY_AH_SLEEPABLE));
+ atomic_dec(&rdev->ah_count);
+
return 0;
}
@@ -695,6 +702,7 @@ int bnxt_re_create_ah(struct ib_ah *ib_ah, struct rdma_ah_init_attr *init_attr,
wmb(); /* make sure cache is updated. */
spin_unlock_irqrestore(&uctx->sh_lock, flag);
}
+ atomic_inc(&rdev->ah_count);
return 0;
}
@@ -760,6 +768,7 @@ static int bnxt_re_destroy_gsi_sqp(struct bnxt_re_qp *qp)
bnxt_qplib_destroy_ah(&rdev->qplib_res,
&gsi_sah->qplib_ah,
true);
+ atomic_dec(&rdev->ah_count);
bnxt_qplib_clean_qp(&qp->qplib_qp);
ibdev_dbg(&rdev->ibdev, "Destroy the shadow QP\n");
@@ -1006,6 +1015,7 @@ static struct bnxt_re_ah *bnxt_re_create_shadow_qp_ah
"Failed to allocate HW AH for Shadow QP");
goto fail;
}
+ atomic_inc(&rdev->ah_count);
return ah;