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Commit 28160771 authored by Eran Ben Elisha's avatar Eran Ben Elisha Committed by Saeed Mahameed
Browse files

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: default avatarEran Ben Elisha <eranbe@mellanox.com>
Signed-off-by: default avatarSaeed Mahameed <saeedm@mellanox.com>
parent bfc647d5

drivers/infiniband/hw/mlx5/qp.c

+1 −13
Original line number Diff line number Diff line
@@ -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;

}

drivers/net/ethernet/mellanox/mlx5/core/transobj.c

+25 −0
Original line number Diff line number Diff line
@@ -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)

{

include/linux/mlx5/transobj.h

+1 −0
Original line number Diff line number Diff line
@@ -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,