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authorMoni Shoua <monis@mellanox.com>2016-11-23 07:23:23 +0100
committerDoug Ledford <dledford@redhat.com>2016-12-13 19:37:19 +0100
commit6ad279c5a2e55bf2bd100b4222090d4717de88d5 (patch)
treedabc2b5a782ba821d3f2d41887a672580eac7bc1 /drivers/infiniband
parentIB/core: Change ib_resolve_eth_dmac to use it in create AH (diff)
downloadlinux-6ad279c5a2e55bf2bd100b4222090d4717de88d5.tar.xz
linux-6ad279c5a2e55bf2bd100b4222090d4717de88d5.zip
IB/mlx5: Report that device has udata response in create_ah
To make mlx5 user driver aware of whether kernel driver returns dmac in user data response add a new flag that will be returned back to user-space through alloc_ucontext. Signed-off-by: Moni Shoua <monis@mellanox.com> Reviewed-by: Yishai Hadas <yishaih@mellanox.com> Signed-off-by: Leon Romanovsky <leon@kernel.org> Signed-off-by: Doug Ledford <dledford@redhat.com>
Diffstat (limited to 'drivers/infiniband')
-rw-r--r--drivers/infiniband/hw/mlx5/main.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/infiniband/hw/mlx5/main.c b/drivers/infiniband/hw/mlx5/main.c
index f7a299431e6c..f2ef2a170d9f 100644
--- a/drivers/infiniband/hw/mlx5/main.c
+++ b/drivers/infiniband/hw/mlx5/main.c
@@ -1117,7 +1117,8 @@ static struct ib_ucontext *mlx5_ib_alloc_ucontext(struct ib_device *ibdev,
resp.response_length += sizeof(resp.cqe_version);
if (field_avail(typeof(resp), cmds_supp_uhw, udata->outlen)) {
- resp.cmds_supp_uhw |= MLX5_USER_CMDS_SUPP_UHW_QUERY_DEVICE;
+ resp.cmds_supp_uhw |= MLX5_USER_CMDS_SUPP_UHW_QUERY_DEVICE |
+ MLX5_USER_CMDS_SUPP_UHW_CREATE_AH;
resp.response_length += sizeof(resp.cmds_supp_uhw);
}