drivers/net/ethernet/sfc/enum.h

Source file repositories/reference/linux-study-clean/drivers/net/ethernet/sfc/enum.h

File Facts

System
Linux kernel
Corpus path
drivers/net/ethernet/sfc/enum.h
Extension
.h
Size
6137 bytes
Lines
177
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 EFX_ENUM_H
#define EFX_ENUM_H

/**
 * enum efx_loopback_mode - loopback modes
 * @LOOPBACK_NONE: no loopback
 * @LOOPBACK_DATA: data path loopback
 * @LOOPBACK_GMAC: loopback within GMAC
 * @LOOPBACK_XGMII: loopback after XMAC
 * @LOOPBACK_XGXS: loopback within BPX after XGXS
 * @LOOPBACK_XAUI: loopback within BPX before XAUI serdes
 * @LOOPBACK_GMII: loopback within BPX after GMAC
 * @LOOPBACK_SGMII: loopback within BPX within SGMII
 * @LOOPBACK_XGBR: loopback within BPX within XGBR
 * @LOOPBACK_XFI: loopback within BPX before XFI serdes
 * @LOOPBACK_XAUI_FAR: loopback within BPX after XAUI serdes
 * @LOOPBACK_GMII_FAR: loopback within BPX before SGMII
 * @LOOPBACK_SGMII_FAR: loopback within BPX after SGMII
 * @LOOPBACK_XFI_FAR: loopback after XFI serdes
 * @LOOPBACK_GPHY: loopback within 1G PHY at unspecified level
 * @LOOPBACK_PHYXS: loopback within 10G PHY at PHYXS level
 * @LOOPBACK_PCS: loopback within 10G PHY at PCS level
 * @LOOPBACK_PMAPMD: loopback within 10G PHY at PMAPMD level
 * @LOOPBACK_XPORT: cross port loopback
 * @LOOPBACK_XGMII_WS: wireside loopback excluding XMAC
 * @LOOPBACK_XAUI_WS: wireside loopback within BPX within XAUI serdes
 * @LOOPBACK_XAUI_WS_FAR: wireside loopback within BPX including XAUI serdes
 * @LOOPBACK_XAUI_WS_NEAR: wireside loopback within BPX excluding XAUI serdes
 * @LOOPBACK_GMII_WS: wireside loopback excluding GMAC
 * @LOOPBACK_XFI_WS: wireside loopback excluding XFI serdes
 * @LOOPBACK_XFI_WS_FAR: wireside loopback including XFI serdes
 * @LOOPBACK_PHYXS_WS: wireside loopback within 10G PHY at PHYXS level
 */
/* Please keep up-to-date w.r.t the following two #defines */
enum efx_loopback_mode {
	LOOPBACK_NONE = 0,
	LOOPBACK_DATA = 1,
	LOOPBACK_GMAC = 2,
	LOOPBACK_XGMII = 3,
	LOOPBACK_XGXS = 4,
	LOOPBACK_XAUI = 5,
	LOOPBACK_GMII = 6,
	LOOPBACK_SGMII = 7,
	LOOPBACK_XGBR = 8,
	LOOPBACK_XFI = 9,
	LOOPBACK_XAUI_FAR = 10,
	LOOPBACK_GMII_FAR = 11,
	LOOPBACK_SGMII_FAR = 12,
	LOOPBACK_XFI_FAR = 13,
	LOOPBACK_GPHY = 14,
	LOOPBACK_PHYXS = 15,
	LOOPBACK_PCS = 16,
	LOOPBACK_PMAPMD = 17,
	LOOPBACK_XPORT = 18,
	LOOPBACK_XGMII_WS = 19,
	LOOPBACK_XAUI_WS = 20,
	LOOPBACK_XAUI_WS_FAR = 21,
	LOOPBACK_XAUI_WS_NEAR = 22,
	LOOPBACK_GMII_WS = 23,
	LOOPBACK_XFI_WS = 24,
	LOOPBACK_XFI_WS_FAR = 25,
	LOOPBACK_PHYXS_WS = 26,
	LOOPBACK_MAX
};
#define LOOPBACK_TEST_MAX LOOPBACK_PMAPMD

/* These loopbacks occur within the controller */
#define LOOPBACKS_INTERNAL ((1 << LOOPBACK_DATA) |		\
			    (1 << LOOPBACK_GMAC) |		\
			    (1 << LOOPBACK_XGMII)|		\
			    (1 << LOOPBACK_XGXS) |		\
			    (1 << LOOPBACK_XAUI) |		\
			    (1 << LOOPBACK_GMII) |		\
			    (1 << LOOPBACK_SGMII) |		\
			    (1 << LOOPBACK_XGBR) |		\
			    (1 << LOOPBACK_XFI) |		\
			    (1 << LOOPBACK_XAUI_FAR) |		\
			    (1 << LOOPBACK_GMII_FAR) |		\
			    (1 << LOOPBACK_SGMII_FAR) |		\
			    (1 << LOOPBACK_XFI_FAR) |		\
			    (1 << LOOPBACK_XGMII_WS) |		\
			    (1 << LOOPBACK_XAUI_WS) |		\
			    (1 << LOOPBACK_XAUI_WS_FAR) |	\
			    (1 << LOOPBACK_XAUI_WS_NEAR) |	\
			    (1 << LOOPBACK_GMII_WS) |		\
			    (1 << LOOPBACK_XFI_WS) |		\
			    (1 << LOOPBACK_XFI_WS_FAR))

#define LOOPBACKS_WS ((1 << LOOPBACK_XGMII_WS) |		\
		      (1 << LOOPBACK_XAUI_WS) |			\

Annotation

Implementation Notes