net/mlx5: Add DCT command interface

Add a missing command interface to work with a DCT. It includes: creating,
destroying and get events for.

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: Jason Gunthorpe <jgg@mellanox.com>

1 files changed, 8 insertions, 0 deletions

diff --git a/include/linux/mlx5/driver.h b/include/linux/mlx5/driver.h
index 2fe263f69751..0776554f18dc 100644
--- a/include/linux/mlx5/driver.h
+++ b/include/linux/mlx5/driver.h
@@ -154,6 +154,13 @@ enum mlx5_dcbx_oper_mode {
         MLX5E_DCBX_PARAM_VER_OPER_AUTO  = 0x3,
 };
 
+enum mlx5_dct_atomic_mode {
+        MLX5_ATOMIC_MODE_DCT_OFF        = 20,
+        MLX5_ATOMIC_MODE_DCT_NONE       = 0 << MLX5_ATOMIC_MODE_DCT_OFF,
+        MLX5_ATOMIC_MODE_DCT_IB_COMP    = 1 << MLX5_ATOMIC_MODE_DCT_OFF,
+        MLX5_ATOMIC_MODE_DCT_CX         = 2 << MLX5_ATOMIC_MODE_DCT_OFF,
+};
+
 enum {
         MLX5_ATOMIC_OPS_CMP_SWAP        = 1 << 0,
         MLX5_ATOMIC_OPS_FETCH_ADD       = 1 << 1,
@@ -432,6 +439,7 @@ enum mlx5_res_type {
         MLX5_RES_SRQ    = 3,
         MLX5_RES_XSRQ   = 4,
         MLX5_RES_XRQ    = 5,
+        MLX5_RES_DCT    = MLX5_EVENT_QUEUE_TYPE_DCT,
 };
 
 struct mlx5_core_rsc_common {