Merge tag 'platform-drivers-x86-v4.12-2' of git://git.infradead.org/linux-platform...

[karo-tx-linux.git] / drivers / infiniband / hw / mlx5 / main.c

diff --git a/drivers/infiniband/hw/mlx5/main.c b/drivers/infiniband/hw/mlx5/main.c
index d45772da09635c2164f4cef8bcf5255c17fe8cff..0c79983c8b1a0a4e6189fb5e02439ff3522a9098 100644 (file)
--- a/drivers/infiniband/hw/mlx5/main.c
+++ b/drivers/infiniband/hw/mlx5/main.c
@@ -2979,6 +2979,18 @@ error_0:
        return ret;
 }
 
+static u8 mlx5_get_umr_fence(u8 umr_fence_cap)
+{
+       switch (umr_fence_cap) {
+       case MLX5_CAP_UMR_FENCE_NONE:
+               return MLX5_FENCE_MODE_NONE;
+       case MLX5_CAP_UMR_FENCE_SMALL:
+               return MLX5_FENCE_MODE_INITIATOR_SMALL;
+       default:
+               return MLX5_FENCE_MODE_STRONG_ORDERING;
+       }
+}
+
 static int create_dev_resources(struct mlx5_ib_resources *devr)
 {
        struct ib_srq_init_attr attr;
@@ -3693,6 +3705,8 @@ static void *mlx5_ib_add(struct mlx5_core_dev *mdev)
 
        mlx5_ib_internal_fill_odp_caps(dev);
 
+       dev->umr_fence = mlx5_get_umr_fence(MLX5_CAP_GEN(mdev, umr_fence));
+
        if (MLX5_CAP_GEN(mdev, imaicl)) {
                dev->ib_dev.alloc_mw            = mlx5_ib_alloc_mw;
                dev->ib_dev.dealloc_mw          = mlx5_ib_dealloc_mw;