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| author | Naresh Kumar PBS <nareshkumar.pbs@broadcom.com> | 2020-08-24 11:14:35 -0700 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2020-09-23 12:10:57 +0200 |
| commit | 64463253511adad375549a79cf2094de6effe817 (patch) | |
| tree | f4cee3091e0c431bc12e191a2520a1a871ca1d2b /drivers/infiniband | |
| parent | ad2dd3f4e5ac85664cbdca5be2d533e9e9207e8c (diff) | |
| download | linux-64463253511adad375549a79cf2094de6effe817.tar.gz linux-64463253511adad375549a79cf2094de6effe817.tar.bz2 linux-64463253511adad375549a79cf2094de6effe817.zip | |
RDMA/bnxt_re: Restrict the max_gids to 256
commit 847b97887ed4569968d5b9a740f2334abca9f99a upstream.
Some adapters report more than 256 gid entries. Restrict it to 256 for
now.
Fixes: 1ac5a4047975("RDMA/bnxt_re: Add bnxt_re RoCE driver")
Link: https://lore.kernel.org/r/1598292876-26529-6-git-send-email-selvin.xavier@broadcom.com
Signed-off-by: Naresh Kumar PBS <nareshkumar.pbs@broadcom.com>
Signed-off-by: Selvin Xavier <selvin.xavier@broadcom.com>
Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/infiniband')
| -rw-r--r-- | drivers/infiniband/hw/bnxt_re/qplib_sp.c | 2 | ||||
| -rw-r--r-- | drivers/infiniband/hw/bnxt_re/qplib_sp.h | 1 |
2 files changed, 2 insertions, 1 deletions
diff --git a/drivers/infiniband/hw/bnxt_re/qplib_sp.c b/drivers/infiniband/hw/bnxt_re/qplib_sp.c index 09e7d3dd3055..336144876363 100644 --- a/drivers/infiniband/hw/bnxt_re/qplib_sp.c +++ b/drivers/infiniband/hw/bnxt_re/qplib_sp.c @@ -141,7 +141,7 @@ int bnxt_qplib_get_dev_attr(struct bnxt_qplib_rcfw *rcfw, attr->max_inline_data = le32_to_cpu(sb->max_inline_data); attr->l2_db_size = (sb->l2_db_space_size + 1) * (0x01 << RCFW_DBR_BASE_PAGE_SHIFT); - attr->max_sgid = le32_to_cpu(sb->max_gid); + attr->max_sgid = BNXT_QPLIB_NUM_GIDS_SUPPORTED; bnxt_qplib_query_version(rcfw, attr->fw_ver); diff --git a/drivers/infiniband/hw/bnxt_re/qplib_sp.h b/drivers/infiniband/hw/bnxt_re/qplib_sp.h index 9d3e8b994945..b6e9e0ef7939 100644 --- a/drivers/infiniband/hw/bnxt_re/qplib_sp.h +++ b/drivers/infiniband/hw/bnxt_re/qplib_sp.h @@ -47,6 +47,7 @@ struct bnxt_qplib_dev_attr { #define FW_VER_ARR_LEN 4 u8 fw_ver[FW_VER_ARR_LEN]; +#define BNXT_QPLIB_NUM_GIDS_SUPPORTED 256 u16 max_sgid; u16 max_mrw; u32 max_qp; |