Commit 012e50e1 authored by Huy Nguyen's avatar Huy Nguyen Committed by David S. Miller
Browse files

net/mlx5: Set driver version into firmware 



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: default avatarHuy Nguyen <huyn@mellanox.com>
Signed-off-by: default avatarSaeed Mahameed <saeedm@mellanox.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 0dbc6fe0

drivers/net/ethernet/mellanox/mlx5/core/main.c

+37 −0
Original line number Original line Diff line number Diff line
@@ -175,6 +175,41 @@ static int wait_fw_init(struct mlx5_core_dev *dev, u32 max_wait_mili) 
	return err;

	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)

static int set_dma_caps(struct pci_dev *pdev)

{

{

	int err;

	int err;
@@ -1015,6 +1050,8 @@ static int mlx5_load_one(struct mlx5_core_dev *dev, struct mlx5_priv *priv, 
		goto err_pagealloc_stop;

		goto err_pagealloc_stop;

	}

	}





	mlx5_set_driver_version(dev);



	mlx5_start_health_poll(dev);

	mlx5_start_health_poll(dev);





	err = mlx5_query_hca_caps(dev);

	err = mlx5_query_hca_caps(dev);

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