IB/mlx5: Add block multicast loopback support

Add support for the block multicast loopback QP creation flag along
the proper firmware API for that.

Signed-off-by: Eli Cohen <eli@mellanox.com>
Signed-off-by: Or Gerlitz <ogerlitz@mellanox.com>
Signed-off-by: Roland Dreier <roland@purestorage.com>

2 files changed, 2 insertions, 0 deletions

diff --git a/include/linux/mlx5/device.h b/include/linux/mlx5/device.h
index 407bdb67fd4f..3406cfb1267a 100644
--- a/include/linux/mlx5/device.h
+++ b/include/linux/mlx5/device.h
@@ -179,6 +179,7 @@ enum {
         MLX5_DEV_CAP_FLAG_BAD_QKEY_CNTR = 1LL <<  9,
         MLX5_DEV_CAP_FLAG_APM           = 1LL << 17,
         MLX5_DEV_CAP_FLAG_ATOMIC        = 1LL << 18,
+        MLX5_DEV_CAP_FLAG_BLOCK_MCAST   = 1LL << 23,
         MLX5_DEV_CAP_FLAG_ON_DMND_PG    = 1LL << 24,
         MLX5_DEV_CAP_FLAG_CQ_MODER      = 1LL << 29,
         MLX5_DEV_CAP_FLAG_RESIZE_CQ     = 1LL << 30,
diff --git a/include/linux/mlx5/qp.h b/include/linux/mlx5/qp.h
index f829ad80ff28..9709b30e2d69 100644
--- a/include/linux/mlx5/qp.h
+++ b/include/linux/mlx5/qp.h
@@ -146,6 +146,7 @@ enum {
 
 enum {
         MLX5_QP_LAT_SENSITIVE   = 1 << 28,
+        MLX5_QP_BLOCK_MCAST     = 1 << 30,
         MLX5_QP_ENABLE_SIG      = 1 << 31,
 };