diff options
| 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 12:40:33 +0200 |
| commit | a73e9ea38d5d77bebda2b776673be6d84919ae70 (patch) | |
| tree | a861b21b6b1d216f2f58832f1686a4cd0c9c45b2 | |
| parent | 29dd419f56fca48abdddbff386b4a9f6caab05af (diff) | |
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>
| -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 40296b97d21e..079aaaaffec7 100644 --- a/drivers/infiniband/hw/bnxt_re/qplib_sp.c +++ b/drivers/infiniband/hw/bnxt_re/qplib_sp.c @@ -152,7 +152,7 @@ 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 13d9432d5ce2..194f5ef45ca6 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; |