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Commit 1fc22739 authored by Achiad Shochat's avatar Achiad Shochat Committed by David S. Miller
Browse files

net/mlx5e: Introduce create/destroy RSS indir table access functions 



Introduce access functions to create/destroy RSS indrection table
and use it in the Ethernet driver.

Signed-off-by: default avatarAchiad Shochat <achiad@mellanox.com>
Signed-off-by: default avatarAmir Vadai <amirv@mellanox.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 1f2a3003

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

+2 −17
Original line number Diff line number Diff line
@@ -1188,7 +1188,6 @@ static int mlx5e_open_rqt(struct mlx5e_priv *priv) 
{

	struct mlx5_core_dev *mdev = priv->mdev;

	u32 *in;

	u32 out[MLX5_ST_SZ_DW(create_rqt_out)];

	void *rqtc;

	int inlen;

	int err;
@@ -1216,12 +1215,7 @@ static int mlx5e_open_rqt(struct mlx5e_priv *priv) 
		MLX5_SET(rqtc, rqtc, rq_num[i], priv->channel[ix]->rq.rqn);

	}



	MLX5_SET(create_rqt_in, in, opcode, MLX5_CMD_OP_CREATE_RQT);



	memset(out, 0, sizeof(out));

	err = mlx5_cmd_exec_check_status(mdev, in, inlen, out, sizeof(out));

	if (!err)

		priv->rqtn = MLX5_GET(create_rqt_out, out, rqtn);

	err = mlx5_core_create_rqt(mdev, in, inlen, &priv->rqtn);



	kvfree(in);
@@ -1230,16 +1224,7 @@ static int mlx5e_open_rqt(struct mlx5e_priv *priv) 


static void mlx5e_close_rqt(struct mlx5e_priv *priv)

{

	u32 in[MLX5_ST_SZ_DW(destroy_rqt_in)];

	u32 out[MLX5_ST_SZ_DW(destroy_rqt_out)];



	memset(in, 0, sizeof(in));



	MLX5_SET(destroy_rqt_in, in, opcode, MLX5_CMD_OP_DESTROY_RQT);

	MLX5_SET(destroy_rqt_in, in, rqtn, priv->rqtn);



	mlx5_cmd_exec_check_status(priv->mdev, in, sizeof(in), out,

				   sizeof(out));

	mlx5_core_destroy_rqt(priv->mdev, priv->rqtn);

}



static void mlx5e_build_tir_ctx(struct mlx5e_priv *priv, u32 *tirc, int tt)

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

+29 −0
Original line number Diff line number Diff line
@@ -358,3 +358,32 @@ int mlx5_core_arm_xsrq(struct mlx5_core_dev *dev, u32 xsrqn, u16 lwm) 
	return  mlx5_cmd_exec_check_status(dev, in, sizeof(in), out,

					   sizeof(out));

}



int mlx5_core_create_rqt(struct mlx5_core_dev *dev, u32 *in, int inlen,

			 u32 *rqtn)

{

	u32 out[MLX5_ST_SZ_DW(create_rqt_out)];

	int err;



	MLX5_SET(create_rqt_in, in, opcode, MLX5_CMD_OP_CREATE_RQT);



	memset(out, 0, sizeof(out));

	err = mlx5_cmd_exec_check_status(dev, in, inlen, out, sizeof(out));

	if (!err)

		*rqtn = MLX5_GET(create_rqt_out, out, rqtn);



	return err;

}



void mlx5_core_destroy_rqt(struct mlx5_core_dev *dev, u32 rqtn)

{

	u32 in[MLX5_ST_SZ_DW(destroy_rqt_in)];

	u32 out[MLX5_ST_SZ_DW(destroy_rqt_out)];



	memset(in, 0, sizeof(in));



	MLX5_SET(destroy_rqt_in, in, opcode, MLX5_CMD_OP_DESTROY_RQT);

	MLX5_SET(destroy_rqt_in, in, rqtn, rqtn);



	mlx5_cmd_exec_check_status(dev, in, sizeof(in), out, sizeof(out));

}

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

+4 −0
Original line number Diff line number Diff line
@@ -61,4 +61,8 @@ int mlx5_core_destroy_xsrq(struct mlx5_core_dev *dev, u32 rmpn); 
int mlx5_core_query_xsrq(struct mlx5_core_dev *dev, u32 rmpn, u32 *out);

int mlx5_core_arm_xsrq(struct mlx5_core_dev *dev, u32 rmpn, u16 lwm);



int mlx5_core_create_rqt(struct mlx5_core_dev *dev, u32 *in, int inlen,

			 u32 *rqtn);

void mlx5_core_destroy_rqt(struct mlx5_core_dev *dev, u32 rqtn);



#endif /* __TRANSOBJ_H__ */