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Commit 430ae0d5 authored by Yishai Hadas's avatar Yishai Hadas Committed by Leon Romanovsky
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net/mlx5: Set uid as part of SQ commands 



Set uid as part of SQ commands so that the firmware can manage the
SQ object in a secured way.

That will enable using an SQ that was created by verbs application
to be used by the DEVX flow in case the uid is equal.

Signed-off-by: default avatarYishai Hadas <yishaih@mellanox.com>
Signed-off-by: default avatarLeon Romanovsky <leonro@mellanox.com>
parent d269b3af

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

+14 −2
Original line number Diff line number Diff line
@@ -584,6 +584,17 @@ void mlx5_core_destroy_rq_tracked(struct mlx5_core_dev *dev, 
}

EXPORT_SYMBOL(mlx5_core_destroy_rq_tracked);



static void destroy_sq_tracked(struct mlx5_core_dev *dev, u32 sqn, u16 uid)

{

	u32 in[MLX5_ST_SZ_DW(destroy_sq_in)]   = {};

	u32 out[MLX5_ST_SZ_DW(destroy_sq_out)] = {};



	MLX5_SET(destroy_sq_in, in, opcode, MLX5_CMD_OP_DESTROY_SQ);

	MLX5_SET(destroy_sq_in, in, sqn, sqn);

	MLX5_SET(destroy_sq_in, in, uid, uid);

	mlx5_cmd_exec(dev, in, sizeof(in), out, sizeof(out));

}



int mlx5_core_create_sq_tracked(struct mlx5_core_dev *dev, u32 *in, int inlen,

				struct mlx5_core_qp *sq)

{
@@ -594,6 +605,7 @@ int mlx5_core_create_sq_tracked(struct mlx5_core_dev *dev, u32 *in, int inlen, 
	if (err)

		return err;



	sq->uid = MLX5_GET(create_sq_in, in, uid);

	sq->qpn = sqn;

	err = create_resource_common(dev, sq, MLX5_RES_SQ);

	if (err)
@@ -602,7 +614,7 @@ int mlx5_core_create_sq_tracked(struct mlx5_core_dev *dev, u32 *in, int inlen, 
	return 0;



err_destroy_sq:

	mlx5_core_destroy_sq(dev, sq->qpn);

	destroy_sq_tracked(dev, sq->qpn, sq->uid);



	return err;

}
@@ -612,7 +624,7 @@ void mlx5_core_destroy_sq_tracked(struct mlx5_core_dev *dev, 
				  struct mlx5_core_qp *sq)

{

	destroy_resource_common(dev, sq);

	mlx5_core_destroy_sq(dev, sq->qpn);

	destroy_sq_tracked(dev, sq->qpn, sq->uid);

}

EXPORT_SYMBOL(mlx5_core_destroy_sq_tracked);

include/linux/mlx5/mlx5_ifc.h

+3 −3
Original line number Diff line number Diff line
@@ -5381,7 +5381,7 @@ struct mlx5_ifc_modify_sq_out_bits { 


struct mlx5_ifc_modify_sq_in_bits {

	u8         opcode[0x10];

	u8         reserved_at_10[0x10];

	u8         uid[0x10];



	u8         reserved_at_20[0x10];

	u8         op_mod[0x10];
@@ -6096,7 +6096,7 @@ struct mlx5_ifc_destroy_sq_out_bits { 


struct mlx5_ifc_destroy_sq_in_bits {

	u8         opcode[0x10];

	u8         reserved_at_10[0x10];

	u8         uid[0x10];



	u8         reserved_at_20[0x10];

	u8         op_mod[0x10];
@@ -6769,7 +6769,7 @@ struct mlx5_ifc_create_sq_out_bits { 


struct mlx5_ifc_create_sq_in_bits {

	u8         opcode[0x10];

	u8         reserved_at_10[0x10];

	u8         uid[0x10];



	u8         reserved_at_20[0x10];

	u8         op_mod[0x10];