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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>
This commit is contained in:
Eran Ben Elisha 2017-12-26 15:17:05 +02:00 committed by Saeed Mahameed
parent bfc647d52e
commit 2816077127
3 changed files with 27 additions and 13 deletions
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14
drivers/infiniband/hw/mlx5/qp.c
View File

@ -4739,26 +4739,14 @@ static int query_raw_packet_qp_sq_state(struct mlx5_ib_dev *dev,
struct mlx5_ib_sq *sq,
u8 *sq_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->mdev, sq->base.mqp.qpn, out);
err = mlx5_core_query_sq_state(dev->mdev, sq->base.mqp.qpn, sq_state);
if (err)
goto out;
sqc = MLX5_ADDR_OF(query_sq_out, out, sq_context);
*sq_state = MLX5_GET(sqc, sqc, state);
sq->state = *sq_state;
out:
kvfree(out);
return err;
}

25
drivers/net/ethernet/mellanox/mlx5/core/transobj.c
View File

@ -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)
{

1
include/linux/mlx5/transobj.h
View File

@ -47,6 +47,7 @@ int mlx5_core_create_sq(struct mlx5_core_dev *dev, u32 *in, int inlen,
int mlx5_core_modify_sq(struct mlx5_core_dev *dev, u32 sqn, u32 *in, int inlen);
void mlx5_core_destroy_sq(struct mlx5_core_dev *dev, u32 sqn);
int mlx5_core_query_sq(struct mlx5_core_dev *dev, u32 sqn, u32 *out);
int mlx5_core_query_sq_state(struct mlx5_core_dev *dev, u32 sqn, u8 *state);
int mlx5_core_create_tir(struct mlx5_core_dev *dev, u32 *in, int inlen,
u32 *tirn);
int mlx5_core_modify_tir(struct mlx5_core_dev *dev, u32 tirn, u32 *in,