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net/mlx4_core: Add basic elements for QCN

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Add device capability, firmware command opcode and etc prior elements
needed for QCN suppprt. Disable SRIOV VF view/access for QCN is disabled.

While here, remove a redundant offset definition into the
QUERY_DEV_CAP mailbox.

Signed-off-by: Shani Michaeli <shanim@mellanox.com>
Signed-off-by: Or Gerlitz <ogerlitz@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Shani Michaeli 2015-03-05 20:16:12 +02:00 • committed by David S. Miller
commit d237baa1cb
4 changed files with 35 additions and 3 deletions
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13
include/linux/mlx4/cmd.h
View file

@ -163,6 +163,9 @@ enum {
MLX4_QP_FLOW_STEERING_ATTACH = 0x65,
MLX4_QP_FLOW_STEERING_DETACH = 0x66,
MLX4_FLOW_STEERING_IB_UC_QP_RANGE = 0x64,
/* Update and read QCN parameters */
MLX4_CMD_CONGESTION_CTRL_OPCODE = 0x68,
};
enum {
@ -233,6 +236,16 @@ struct mlx4_config_dev_params {
u8 rx_csum_flags_port_2;
};
enum mlx4_en_congestion_control_algorithm {
MLX4_CTRL_ALGO_802_1_QAU_REACTION_POINT = 0,
};
enum mlx4_en_congestion_control_opmod {
MLX4_CONGESTION_CONTROL_GET_PARAMS,
MLX4_CONGESTION_CONTROL_GET_STATISTICS,
MLX4_CONGESTION_CONTROL_SET_PARAMS = 4,
};
struct mlx4_dev;
struct mlx4_cmd_mailbox {

3
include/linux/mlx4/device.h
View file

@ -203,7 +203,8 @@ enum {
MLX4_DEV_CAP_FLAG2_80_VFS = 1LL << 18,
MLX4_DEV_CAP_FLAG2_FS_A0 = 1LL << 19,
MLX4_DEV_CAP_FLAG2_RECOVERABLE_ERROR_EVENT = 1LL << 20,
MLX4_DEV_CAP_FLAG2_PORT_REMAP = 1LL << 21
MLX4_DEV_CAP_FLAG2_PORT_REMAP = 1LL << 21,
MLX4_DEV_CAP_FLAG2_QCN = 1LL << 22,
};
enum {