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authorMustafa Ismail <mustafa.ismail@intel.com>2024-01-31 17:38:48 -0600
committerLeon Romanovsky <leon@kernel.org>2024-02-04 11:36:26 +0200
commit666047f3ece9f991774c1fe9b223139a9ef8908d (patch)
treec6a51096cc0c87cea5e85d590549cd6aa88349ee /drivers/infiniband/hw/irdma
parentee107186bcfd25d7873258f3f75440e20f5e6416 (diff)
RDMA/irdma: Set the CQ read threshold for GEN 1
The CQ shadow read threshold is currently not set for GEN 2. This could cause an invalid CQ overflow condition, so remove the GEN check that exclused GEN 1. Fixes: b48c24c2d710 ("RDMA/irdma: Implement device supported verb APIs") Signed-off-by: Mustafa Ismail <mustafa.ismail@intel.com> Signed-off-by: Shiraz Saleem <shiraz.saleem@intel.com> Signed-off-by: Sindhu Devale <sindhu.devale@intel.com> Link: https://lore.kernel.org/r/20240131233849.400285-4-sindhu.devale@intel.com Signed-off-by: Leon Romanovsky <leon@kernel.org>
Diffstat (limited to 'drivers/infiniband/hw/irdma')
-rw-r--r--drivers/infiniband/hw/irdma/verbs.c5
1 files changed, 2 insertions, 3 deletions
diff --git a/drivers/infiniband/hw/irdma/verbs.c b/drivers/infiniband/hw/irdma/verbs.c
index cb828e3da478..0b046c061742 100644
--- a/drivers/infiniband/hw/irdma/verbs.c
+++ b/drivers/infiniband/hw/irdma/verbs.c
@@ -2186,9 +2186,8 @@ static int irdma_create_cq(struct ib_cq *ibcq,
info.cq_base_pa = iwcq->kmem.pa;
}
- if (dev->hw_attrs.uk_attrs.hw_rev >= IRDMA_GEN_2)
- info.shadow_read_threshold = min(info.cq_uk_init_info.cq_size / 2,
- (u32)IRDMA_MAX_CQ_READ_THRESH);
+ info.shadow_read_threshold = min(info.cq_uk_init_info.cq_size / 2,
+ (u32)IRDMA_MAX_CQ_READ_THRESH);
if (irdma_sc_cq_init(cq, &info)) {
ibdev_dbg(&iwdev->ibdev, "VERBS: init cq fail\n");