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authorSaeed Mahameed <saeedm@mellanox.com>2016-07-19 20:17:12 +0300
committerLeon Romanovsky <leon@kernel.org>2016-08-17 17:45:58 +0300
commitc4f287c4a6ac489c18afc4acc4353141a8c53070 (patch)
tree6aff24f9f528f9fa92fc1296fc2e7e664c3068d2 /drivers/net/ethernet/mellanox/mlx5/core/pagealloc.c
parent1a412fb1caa2c1b77719ccb5ed8b0c3c2bc65da7 (diff)
net/mlx5: Unify and improve command interface
Now as all commands use mlx5 ifc interface, instead of doing two calls for executing a command we embed command status checking into mlx5_cmd_exec to simplify the interface. Also we do here some cleanup for redundant software structures (inbox/outbox) and functions and improved command failure output. Signed-off-by: Saeed Mahameed <saeedm@mellanox.com> Signed-off-by: Leon Romanovsky <leon@kernel.org>
Diffstat (limited to 'drivers/net/ethernet/mellanox/mlx5/core/pagealloc.c')
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/pagealloc.c11
1 files changed, 3 insertions, 8 deletions
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/pagealloc.c b/drivers/net/ethernet/mellanox/mlx5/core/pagealloc.c
index 7bfac21fbfee..673a7c96479a 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/pagealloc.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/pagealloc.c
@@ -144,7 +144,6 @@ static int mlx5_cmd_query_pages(struct mlx5_core_dev *dev, u16 *func_id,
MLX5_QUERY_PAGES_IN_OP_MOD_INIT_PAGES);
err = mlx5_cmd_exec(dev, in, sizeof(in), out, sizeof(out));
- err = err ? : mlx5_cmd_status_to_err_v2(out);
if (err)
return err;
@@ -252,8 +251,8 @@ static void page_notify_fail(struct mlx5_core_dev *dev, u16 func_id)
MLX5_SET(manage_pages_in, in, opcode, MLX5_CMD_OP_MANAGE_PAGES);
MLX5_SET(manage_pages_in, in, op_mod, MLX5_PAGES_CANT_GIVE);
MLX5_SET(manage_pages_in, in, function_id, func_id);
+
err = mlx5_cmd_exec(dev, in, sizeof(in), out, sizeof(out));
- err = err ? : mlx5_cmd_status_to_err_v2(out);
if (err)
mlx5_core_warn(dev, "page notify failed func_id(%d) err(%d)\n",
func_id, err);
@@ -297,7 +296,6 @@ retry:
MLX5_SET(manage_pages_in, in, input_num_entries, npages);
err = mlx5_cmd_exec(dev, in, inlen, out, sizeof(out));
- err = err ? : mlx5_cmd_status_to_err_v2(out);
if (err) {
mlx5_core_warn(dev, "func_id 0x%x, npages %d, err %d\n",
func_id, npages, err);
@@ -331,11 +329,8 @@ static int reclaim_pages_cmd(struct mlx5_core_dev *dev,
u32 npages;
u32 i = 0;
- if (dev->state != MLX5_DEVICE_STATE_INTERNAL_ERROR) {
- int err = mlx5_cmd_exec(dev, in, in_size, out, out_size);
-
- return err ? : mlx5_cmd_status_to_err_v2(out);
- }
+ if (dev->state != MLX5_DEVICE_STATE_INTERNAL_ERROR)
+ return mlx5_cmd_exec(dev, in, in_size, out, out_size);
/* No hard feelings, we want our pages back! */
npages = MLX5_GET(manage_pages_in, in, input_num_entries);