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(parent: 1518575) | patch
RDMA/erdma: Correct the max_qp and max_cq capacities of the device
authorCheng Xu <chengyou@linux.alibaba.com>
Wed, 10 Aug 2022 01:43:19 +0000 (09:43 +0800)
committerLeon Romanovsky <leonro@nvidia.com>
Tue, 16 Aug 2022 13:29:12 +0000 (16:29 +0300)
commitbda14598cfcc36b54b2536492aa03b2dcb49cafa
treee791477ff5fa6eb7428ccab32ff57d423038e17btree | snapshot
parent15185755c6bb1cc5f8c756308654313186d25bdbcommit | diff
RDMA/erdma: Correct the max_qp and max_cq capacities of the device

QP0 in HW is used for CMDQ, and the rest is for RDMA QPs. So the actual
max_qp capacity reported to core should be max_qp (reported by HW) - 1.
So does max_cq.

Fixes: 38ba6b3d64bd ("RDMA/erdma: Add verbs implementation")
Link: https://lore.kernel.org/all/20220810014320.88026-1-chengyou@linux.alibaba.com
Signed-off-by: Cheng Xu <chengyou@linux.alibaba.com>
Signed-off-by: Leon Romanovsky <leonro@nvidia.com>
drivers/infiniband/hw/erdma/erdma_verbs.c diff | blob | history
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