From d9eea403ca81f60cd535d354c77ada4c2bee8d66 Mon Sep 17 00:00:00 2001 From: Achiad Shochat Date: Tue, 4 Aug 2015 14:05:42 +0300 Subject: [PATCH] net/mlx5_core: Introduce access function to modify RSS/LRO params To be used by the mlx5 Eth driver in following commit. This is in preparation for netdev "light-weight" open/stop flow change described in previous commit. Signed-off-by: Achiad Shochat Signed-off-by: Amir Vadai Signed-off-by: David S. Miller --- drivers/net/ethernet/mellanox/mlx5/core/transobj.c | 12 ++++++++++++ drivers/net/ethernet/mellanox/mlx5/core/transobj.h | 2 ++ include/linux/mlx5/mlx5_ifc.h | 9 ++++++++- 3 files changed, 22 insertions(+), 1 deletion(-) diff --git a/drivers/net/ethernet/mellanox/mlx5/core/transobj.c b/drivers/net/ethernet/mellanox/mlx5/core/transobj.c index c4f3f74..e6453f6 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/transobj.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/transobj.c @@ -163,6 +163,18 @@ int mlx5_core_create_tir(struct mlx5_core_dev *dev, u32 *in, int inlen, return err; } +int mlx5_core_modify_tir(struct mlx5_core_dev *dev, u32 tirn, u32 *in, + int inlen) +{ + u32 out[MLX5_ST_SZ_DW(modify_tir_out)]; + + MLX5_SET(modify_tir_in, in, tirn, tirn); + MLX5_SET(modify_tir_in, in, opcode, MLX5_CMD_OP_MODIFY_TIR); + + memset(out, 0, sizeof(out)); + return mlx5_cmd_exec_check_status(dev, in, inlen, out, sizeof(out)); +} + void mlx5_core_destroy_tir(struct mlx5_core_dev *dev, u32 tirn) { u32 in[MLX5_ST_SZ_DW(destroy_tir_out)]; diff --git a/drivers/net/ethernet/mellanox/mlx5/core/transobj.h b/drivers/net/ethernet/mellanox/mlx5/core/transobj.h index 10bd75e..d436c2d 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/transobj.h +++ b/drivers/net/ethernet/mellanox/mlx5/core/transobj.h @@ -45,6 +45,8 @@ 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_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, + int inlen); void mlx5_core_destroy_tir(struct mlx5_core_dev *dev, u32 tirn); int mlx5_core_create_tis(struct mlx5_core_dev *dev, u32 *in, int inlen, u32 *tisn); diff --git a/include/linux/mlx5/mlx5_ifc.h b/include/linux/mlx5/mlx5_ifc.h index c60a62b..469b7bd 100644 --- a/include/linux/mlx5/mlx5_ifc.h +++ b/include/linux/mlx5/mlx5_ifc.h @@ -4050,6 +4050,13 @@ struct mlx5_ifc_modify_tis_in_bits { struct mlx5_ifc_tisc_bits ctx; }; +struct mlx5_ifc_modify_tir_bitmask_bits { + u8 reserved[0x20]; + + u8 reserved1[0x1f]; + u8 lro[0x1]; +}; + struct mlx5_ifc_modify_tir_out_bits { u8 status[0x8]; u8 reserved_0[0x18]; @@ -4071,7 +4078,7 @@ struct mlx5_ifc_modify_tir_in_bits { u8 reserved_3[0x20]; - u8 modify_bitmask[0x40]; + struct mlx5_ifc_modify_tir_bitmask_bits bitmask; u8 reserved_4[0x40]; -- 2.7.4