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Date: Sun, 31 Mar 2019 19:44:49 +0300 From: Leon Romanovsky <leon@...nel.org> To: Doug Ledford <dledford@...hat.com>, Jason Gunthorpe <jgg@...lanox.com> Cc: Leon Romanovsky <leonro@...lanox.com>, RDMA mailing list <linux-rdma@...r.kernel.org>, Ariel Levkovich <lariel@...lanox.com>, Eli Cohen <eli@...lanox.com>, Mark Bloch <markb@...lanox.com>, Saeed Mahameed <saeedm@...lanox.com>, linux-netdev <netdev@...r.kernel.org> Subject: [PATCH mlx5-next 7/8] net/mlx5: Introduce new TIR creation core API From: Ariel Levkovich <lariel@...lanox.com> Introducing new TIR creation core API which allows caller to receive back from the call the full command outbox. This comes as a preparation for the next patch that will retrieve the TIR ICM address from the command outbox. Signed-off-by: Ariel Levkovich <lariel@...lanox.com> Reviewed-by: Eli Cohen <eli@...lanox.com> Reviewed-by: Mark Bloch <markb@...lanox.com> Signed-off-by: Leon Romanovsky <leonro@...lanox.com> --- .../net/ethernet/mellanox/mlx5/core/transobj.c | 18 +++++++++++++----- include/linux/mlx5/transobj.h | 3 +++ 2 files changed, 16 insertions(+), 5 deletions(-) diff --git a/drivers/net/ethernet/mellanox/mlx5/core/transobj.c b/drivers/net/ethernet/mellanox/mlx5/core/transobj.c index c4d4b76096dc..b1068500f1df 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/transobj.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/transobj.c @@ -182,16 +182,24 @@ int mlx5_core_query_sq_state(struct mlx5_core_dev *dev, u32 sqn, u8 *state) } EXPORT_SYMBOL_GPL(mlx5_core_query_sq_state); +int mlx5_core_create_tir_out(struct mlx5_core_dev *dev, + u32 *in, int inlen, + u32 *out, int outlen) +{ + MLX5_SET(create_tir_in, in, opcode, MLX5_CMD_OP_CREATE_TIR); + + return mlx5_cmd_exec(dev, in, inlen, out, outlen); +} +EXPORT_SYMBOL(mlx5_core_create_tir_out); + int mlx5_core_create_tir(struct mlx5_core_dev *dev, u32 *in, int inlen, u32 *tirn) { - u32 out[MLX5_ST_SZ_DW(create_tir_out)] = {0}; + u32 out[MLX5_ST_SZ_DW(create_tir_out)] = {}; int err; - MLX5_SET(create_tir_in, in, opcode, MLX5_CMD_OP_CREATE_TIR); - - memset(out, 0, sizeof(out)); - err = mlx5_cmd_exec(dev, in, inlen, out, sizeof(out)); + err = mlx5_core_create_tir_out(dev, in, inlen, + out, sizeof(out)); if (!err) *tirn = MLX5_GET(create_tir_out, out, tirn); diff --git a/include/linux/mlx5/transobj.h b/include/linux/mlx5/transobj.h index a261d5528ff7..dc6b1e7cb8c4 100644 --- a/include/linux/mlx5/transobj.h +++ b/include/linux/mlx5/transobj.h @@ -50,6 +50,9 @@ 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_create_tir_out(struct mlx5_core_dev *dev, + u32 *in, int inlen, + u32 *out, int outlen); int mlx5_core_modify_tir(struct mlx5_core_dev *dev, u32 tirn, u32 *in, int inlen); void mlx5_core_destroy_tir(struct mlx5_core_dev *dev, u32 tirn); -- 2.20.1
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