drivers/net/ethernet/mellanox/mlxsw/port.h

Source file repositories/reference/linux-study-clean/drivers/net/ethernet/mellanox/mlxsw/port.h

File Facts

System
Linux kernel
Corpus path
drivers/net/ethernet/mellanox/mlxsw/port.h
Extension
.h
Size
1052 bytes
Lines
40
Domain
Driver Families
Bucket
drivers/net
Inferred role
Driver Families: implementation source
Status
source implementation candidate

Why This File Exists

Repeatable hardware-adapter layer. Deep compatibility for every driver is out of scope; this atlas records patterns, probe lifecycles, bus glue, IRQ/DMA usage, and links back to core abstractions.

Dependency Surface

Detected Declarations

Annotated Snippet

#ifndef _MLXSW_PORT_H
#define _MLXSW_PORT_H

#include <linux/types.h>

#define MLXSW_PORT_MAX_MTU		(10 * 1024)
#define MLXSW_PORT_ETH_FRAME_HDR	(ETH_HLEN + VLAN_HLEN + ETH_FCS_LEN)

#define MLXSW_PORT_DEFAULT_VID		1

#define MLXSW_PORT_SWID_DISABLED_PORT	255
#define MLXSW_PORT_SWID_ALL_SWIDS	254
#define MLXSW_PORT_SWID_TYPE_IB		1
#define MLXSW_PORT_SWID_TYPE_ETH	2

#define MLXSW_PORT_MAX_IB_PHY_PORTS	36
#define MLXSW_PORT_MAX_IB_PORTS		(MLXSW_PORT_MAX_IB_PHY_PORTS + 1)

#define MLXSW_PORT_CPU_PORT		0x0

#define MLXSW_PORT_DONT_CARE		0xFF

enum mlxsw_port_admin_status {
	MLXSW_PORT_ADMIN_STATUS_UP = 1,
	MLXSW_PORT_ADMIN_STATUS_DOWN = 2,
	MLXSW_PORT_ADMIN_STATUS_UP_ONCE = 3,
	MLXSW_PORT_ADMIN_STATUS_DISABLED = 4,
};

enum mlxsw_reg_pude_oper_status {
	MLXSW_PORT_OPER_STATUS_UP = 1,
	MLXSW_PORT_OPER_STATUS_DOWN = 2,
	MLXSW_PORT_OPER_STATUS_FAILURE = 4,	/* Can be set to up again. */
};

#endif /* _MLXSW_PORT_H */

Annotation

Implementation Notes