[PATCH net 4/7] net/mlx5e: Check for BlueFlame capability before allocating SQ uar
From: Saeed Mahameed <hidden>
Date: 2016-06-27 09:16:15
Subsystem:
mellanox ethernet driver (mlx5e), mellanox mlx5 core vpi driver, networking drivers, the rest · Maintainers:
Saeed Mahameed, Tariq Toukan, Mark Bloch, Leon Romanovsky, Andrew Lunn, "David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Linus Torvalds
From: Gal Pressman <redacted>
Previous to this patch mapping was always set to write combining without
checking whether BlueFlame is supported in the device.
Fixes: 0ba422410bbf ('net/mlx5: Fix global UAR mapping')
Signed-off-by: Gal Pressman <redacted>
Signed-off-by: Saeed Mahameed <redacted>
---
drivers/net/ethernet/mellanox/mlx5/core/en_main.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c
index 4383f8c..793d7a1 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c@@ -580,7 +580,7 @@ static int mlx5e_create_sq(struct mlx5e_channel *c, void *sqc_wq = MLX5_ADDR_OF(sqc, sqc, wq); int err; - err = mlx5_alloc_map_uar(mdev, &sq->uar, true); + err = mlx5_alloc_map_uar(mdev, &sq->uar, !!MLX5_CAP_GEN(mdev, bf)); if (err) return err;
--
2.8.0