diff options
| author | Chengchang Tang <tangchengchang@huawei.com> | 2022-11-26 18:29:09 +0800 |
|---|---|---|
| committer | Jason Gunthorpe <jgg@nvidia.com> | 2022-12-07 19:51:05 -0400 |
| commit | 99dc5a0712883d5d13b620d25b3759d429577bc8 (patch) | |
| tree | a49c70769edddee82c262b57fae40b015478efb3 /drivers/infiniband | |
| parent | 9fb39ef2ff3e18f1740625ba04093dfbef086d2b (diff) | |
| download | linux-99dc5a0712883d5d13b620d25b3759d429577bc8.tar.bz2 | |
RDMA/hns: Fix page size cap from firmware
Add verification to make sure the roce page size cap is supported by the
system page size.
Fixes: ba6bb7e97421 ("RDMA/hns: Add interfaces to get pf capabilities from firmware")
Link: https://lore.kernel.org/r/20221126102911.2921820-5-xuhaoyue1@hisilicon.com
Signed-off-by: Chengchang Tang <tangchengchang@huawei.com>
Signed-off-by: Haoyue Xu <xuhaoyue1@hisilicon.com>
Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>
Diffstat (limited to 'drivers/infiniband')
| -rw-r--r-- | drivers/infiniband/hw/hns/hns_roce_hw_v2.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/infiniband/hw/hns/hns_roce_hw_v2.c b/drivers/infiniband/hw/hns/hns_roce_hw_v2.c index 41835cb05983..6e74735bbcf8 100644 --- a/drivers/infiniband/hw/hns/hns_roce_hw_v2.c +++ b/drivers/infiniband/hw/hns/hns_roce_hw_v2.c @@ -2345,6 +2345,9 @@ static int hns_roce_query_pf_caps(struct hns_roce_dev *hr_dev) caps->wqe_sge_hop_num = hr_reg_read(resp_d, PF_CAPS_D_EX_SGE_HOP_NUM); caps->wqe_rq_hop_num = hr_reg_read(resp_d, PF_CAPS_D_RQWQE_HOP_NUM); + if (!(caps->page_size_cap & PAGE_SIZE)) + caps->page_size_cap = HNS_ROCE_V2_PAGE_SIZE_SUPPORTED; + return 0; } |