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net/mlx5: Set driver version into firmware

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If driver_version capability bit is enabled, set driver version
to firmware after the init HCA command, for display purposes.

Example of driver version: "Linux,mlx5_core,3.0-1"

Signed-off-by: Huy Nguyen <huyn@mellanox.com>
Signed-off-by: Saeed Mahameed <saeedm@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Huy Nguyen 2016-11-17 13:46:00 +02:00 committed by David S. Miller
parent 0dbc6fe09f
commit 012e50e109
1 changed files with 37 additions and 0 deletions
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37
drivers/net/ethernet/mellanox/mlx5/core/main.c
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@ -175,6 +175,41 @@ static int wait_fw_init(struct mlx5_core_dev *dev, u32 max_wait_mili)
return err;
}
static void mlx5_set_driver_version(struct mlx5_core_dev *dev)
{
int driver_ver_sz = MLX5_FLD_SZ_BYTES(set_driver_version_in,
driver_version);
u8 in[MLX5_ST_SZ_BYTES(set_driver_version_in)] = {0};
u8 out[MLX5_ST_SZ_BYTES(set_driver_version_out)] = {0};
int remaining_size = driver_ver_sz;
char *string;
if (!MLX5_CAP_GEN(dev, driver_version))
return;
string = MLX5_ADDR_OF(set_driver_version_in, in, driver_version);
strncpy(string, "Linux", remaining_size);
remaining_size = max_t(int, 0, driver_ver_sz - strlen(string));
strncat(string, ",", remaining_size);
remaining_size = max_t(int, 0, driver_ver_sz - strlen(string));
strncat(string, DRIVER_NAME, remaining_size);
remaining_size = max_t(int, 0, driver_ver_sz - strlen(string));
strncat(string, ",", remaining_size);
remaining_size = max_t(int, 0, driver_ver_sz - strlen(string));
strncat(string, DRIVER_VERSION, remaining_size);
/*Send the command*/
MLX5_SET(set_driver_version_in, in, opcode,
MLX5_CMD_OP_SET_DRIVER_VERSION);
mlx5_cmd_exec(dev, in, sizeof(in), out, sizeof(out));
}
static int set_dma_caps(struct pci_dev *pdev)
{
int err;
@ -1015,6 +1050,8 @@ static int mlx5_load_one(struct mlx5_core_dev *dev, struct mlx5_priv *priv,
goto err_pagealloc_stop;
}
mlx5_set_driver_version(dev);
mlx5_start_health_poll(dev);
err = mlx5_query_hca_caps(dev);