net/mlx4_core: Report driver version to FW

If supported, write a driver version string to FW as part of the
INIT_HCA command.

Example of driver version: "Linux,mlx4_core,4.0-0"

Signed-off-by: Eran Ben Elisha <eranbe@mellanox.com>
Signed-off-by: Tariq Toukan <tariqt@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Eran Ben Elisha 2018-05-09 18:29:02 +03:00 committed by David S. Miller
parent a37fb855f6
commit e5c9a70545
3 changed files with 14 additions and 1 deletions

View File

@ -165,6 +165,7 @@ static void dump_dev_cap_flags2(struct mlx4_dev *dev, u64 flags)
[36] = "QinQ VST mode support",
[37] = "sl to vl mapping table change event support",
[38] = "user MAC support",
[39] = "Report driver version to FW support",
};
int i;
@ -1038,6 +1039,8 @@ int mlx4_QUERY_DEV_CAP(struct mlx4_dev *dev, struct mlx4_dev_cap *dev_cap)
dev_cap->flags2 |= MLX4_DEV_CAP_FLAG2_ETH_BACKPL_AN_REP;
if (field32 & (1 << 7))
dev_cap->flags2 |= MLX4_DEV_CAP_FLAG2_RECOVERABLE_ERROR_EVENT;
if (field32 & (1 << 8))
dev_cap->flags2 |= MLX4_DEV_CAP_FLAG2_DRIVER_VERSION_TO_FW;
MLX4_GET(field32, outbox, QUERY_DEV_CAP_DIAG_RPRT_PER_PORT);
if (field32 & (1 << 17))
dev_cap->flags2 |= MLX4_DEV_CAP_FLAG2_DIAG_PER_PORT;
@ -1860,6 +1863,8 @@ int mlx4_INIT_HCA(struct mlx4_dev *dev, struct mlx4_init_hca_param *param)
#define INIT_HCA_UC_STEERING_OFFSET (INIT_HCA_MCAST_OFFSET + 0x18)
#define INIT_HCA_LOG_MC_TABLE_SZ_OFFSET (INIT_HCA_MCAST_OFFSET + 0x1b)
#define INIT_HCA_DEVICE_MANAGED_FLOW_STEERING_EN 0x6
#define INIT_HCA_DRIVER_VERSION_OFFSET 0x140
#define INIT_HCA_DRIVER_VERSION_SZ 0x40
#define INIT_HCA_FS_PARAM_OFFSET 0x1d0
#define INIT_HCA_FS_BASE_OFFSET (INIT_HCA_FS_PARAM_OFFSET + 0x00)
#define INIT_HCA_FS_LOG_ENTRY_SZ_OFFSET (INIT_HCA_FS_PARAM_OFFSET + 0x12)
@ -1950,6 +1955,13 @@ int mlx4_INIT_HCA(struct mlx4_dev *dev, struct mlx4_init_hca_param *param)
if (dev->caps.flags2 & MLX4_DEV_CAP_FLAG2_RECOVERABLE_ERROR_EVENT)
*(inbox + INIT_HCA_RECOVERABLE_ERROR_EVENT_OFFSET / 4) |= cpu_to_be32(1 << 31);
if (dev->caps.flags2 & MLX4_DEV_CAP_FLAG2_DRIVER_VERSION_TO_FW) {
u8 *dst = (u8 *)(inbox + INIT_HCA_DRIVER_VERSION_OFFSET / 4);
strncpy(dst, DRV_NAME_FOR_FW, INIT_HCA_DRIVER_VERSION_SZ - 1);
mlx4_dbg(dev, "Reporting Driver Version to FW: %s\n", dst);
}
/* QPC/EEC/CQC/EQC/RDMARC attributes */
MLX4_PUT(inbox, param->qpc_base, INIT_HCA_QPC_BASE_OFFSET);

View File

@ -55,8 +55,8 @@
#include "fw_qos.h"
#define DRV_NAME "mlx4_core"
#define PFX DRV_NAME ": "
#define DRV_VERSION "4.0-0"
#define DRV_NAME_FOR_FW "Linux," DRV_NAME "," DRV_VERSION
#define MLX4_FS_UDP_UC_EN (1 << 1)
#define MLX4_FS_TCP_UC_EN (1 << 2)

View File

@ -225,6 +225,7 @@ enum {
MLX4_DEV_CAP_FLAG2_SVLAN_BY_QP = 1ULL << 36,
MLX4_DEV_CAP_FLAG2_SL_TO_VL_CHANGE_EVENT = 1ULL << 37,
MLX4_DEV_CAP_FLAG2_USER_MAC_EN = 1ULL << 38,
MLX4_DEV_CAP_FLAG2_DRIVER_VERSION_TO_FW = 1ULL << 39,
};
enum {