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RDMA/irdma: Set the CQ read threshold for GEN 1
[ Upstream commit666047f3ec
] 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:b48c24c2d7
("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> Signed-off-by: Sasha Levin <sashal@kernel.org>
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1 changed files with 2 additions and 3 deletions
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@ -2186,9 +2186,8 @@ static int irdma_create_cq(struct ib_cq *ibcq,
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info.cq_base_pa = iwcq->kmem.pa;
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}
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if (dev->hw_attrs.uk_attrs.hw_rev >= IRDMA_GEN_2)
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info.shadow_read_threshold = min(info.cq_uk_init_info.cq_size / 2,
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(u32)IRDMA_MAX_CQ_READ_THRESH);
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info.shadow_read_threshold = min(info.cq_uk_init_info.cq_size / 2,
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(u32)IRDMA_MAX_CQ_READ_THRESH);
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if (irdma_sc_cq_init(cq, &info)) {
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ibdev_dbg(&iwdev->ibdev, "VERBS: init cq fail\n");
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