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authorBodong Wang <bodong@mellanox.com>2016-10-31 12:15:21 +0200
committerDoug Ledford <dledford@redhat.com>2016-12-13 13:33:25 -0500
commit191ded4a4d991acf17207e0b4370fef070bce3e9 (patch)
tree7354d327a5cdbade2797b7adcc0dbface23d925b /drivers/infiniband/hw/mlx5
parentc226dc22ec4904340e3e14a536983cda3dbe7914 (diff)
downloadlinux-191ded4a4d991acf17207e0b4370fef070bce3e9.tar.bz2
IB/mlx5: Report mlx5 multi packet WQE caps during query
The capabilities whether hardware support multi packet WQE or not is exposed to user space through query_device by uhw. Signed-off-by: Bodong Wang <bodong@mellanox.com> Reviewed-by: Matan Barak <matanb@mellanox.com> Signed-off-by: Leon Romanovsky <leon@kernel.org> Signed-off-by: Doug Ledford <dledford@redhat.com>
Diffstat (limited to 'drivers/infiniband/hw/mlx5')
-rw-r--r--drivers/infiniband/hw/mlx5/main.c11
1 files changed, 11 insertions, 0 deletions
diff --git a/drivers/infiniband/hw/mlx5/main.c b/drivers/infiniband/hw/mlx5/main.c
index 46facd30e672..a16207c33333 100644
--- a/drivers/infiniband/hw/mlx5/main.c
+++ b/drivers/infiniband/hw/mlx5/main.c
@@ -672,6 +672,17 @@ static int mlx5_ib_query_device(struct ib_device *ibdev,
1 << MLX5_CAP_GEN(dev->mdev, log_max_rq);
}
+ if (field_avail(typeof(resp), mlx5_ib_support_multi_pkt_send_wqes,
+ uhw->outlen)) {
+ resp.mlx5_ib_support_multi_pkt_send_wqes =
+ MLX5_CAP_ETH(mdev, multi_pkt_send_wqe);
+ resp.response_length +=
+ sizeof(resp.mlx5_ib_support_multi_pkt_send_wqes);
+ }
+
+ if (field_avail(typeof(resp), reserved, uhw->outlen))
+ resp.response_length += sizeof(resp.reserved);
+
if (uhw->outlen) {
err = ib_copy_to_udata(uhw, &resp, resp.response_length);