diff options
| author |  Eran Ben Elisha <eranbe@mellanox.com>
| 2017-12-26 15:17:05 +0200 |
|---|---|---|
| committer |  Saeed Mahameed <saeedm@mellanox.com>
| 2018-03-27 17:17:28 -0700 |
| commit | 2816077127230ef52cc7497903e71def45747611 (patch) | |
| tree | b96121aab436892a5e47c93ef81bd6fd9b4c94c3 /drivers/net/ethernet/mellanox/mlx5/core/transobj.c | |
| parent | net/mlx5e: Move all TX timeout logic to be under state lock (diff) | |
| download | linux-2816077127230ef52cc7497903e71def45747611.tar.gz linux-2816077127230ef52cc7497903e71def45747611.tar.bz2 linux-2816077127230ef52cc7497903e71def45747611.zip | |
mlx5_{ib,core}: Add query SQ state helper function
Move query SQ state function from mlx5_ib to mlx5_core in order to
have it in shared code.
It will be used in a downstream patch from mlx5e.
Signed-off-by: Eran Ben Elisha <eranbe@mellanox.com>
Signed-off-by: Saeed Mahameed <saeedm@mellanox.com>
Diffstat (limited to 'drivers/net/ethernet/mellanox/mlx5/core/transobj.c')
| -rw-r--r-- | drivers/net/ethernet/mellanox/mlx5/core/transobj.c | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/transobj.c b/drivers/net/ethernet/mellanox/mlx5/core/transobj.c index 9e38343a951f..c64957b5ef47 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/transobj.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/transobj.c @@ -157,6 +157,31 @@ int mlx5_core_query_sq(struct mlx5_core_dev *dev, u32 sqn, u32 *out) } EXPORT_SYMBOL(mlx5_core_query_sq); +int mlx5_core_query_sq_state(struct mlx5_core_dev *dev, u32 sqn, u8 *state) +{ + void *out; + void *sqc; + int inlen; + int err; + + inlen = MLX5_ST_SZ_BYTES(query_sq_out); + out = kvzalloc(inlen, GFP_KERNEL); + if (!out) + return -ENOMEM; + + err = mlx5_core_query_sq(dev, sqn, out); + if (err) + goto out; + + sqc = MLX5_ADDR_OF(query_sq_out, out, sq_context); + *state = MLX5_GET(sqc, sqc, state); + +out: + kvfree(out); + return err; +} +EXPORT_SYMBOL_GPL(mlx5_core_query_sq_state); + int mlx5_core_create_tir(struct mlx5_core_dev *dev, u32 *in, int inlen, u32 *tirn) { |