drivers/net/ethernet/chelsio/cxgb/gmac.h

Source file repositories/reference/linux-study-clean/drivers/net/ethernet/chelsio/cxgb/gmac.h

File Facts

System
Linux kernel
Corpus path
drivers/net/ethernet/chelsio/cxgb/gmac.h
Extension
.h
Size
4542 bytes
Lines
133
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

struct cmac_statistics {
	/* Transmit */
	u64 TxOctetsOK;
	u64 TxOctetsBad;
	u64 TxUnicastFramesOK;
	u64 TxMulticastFramesOK;
	u64 TxBroadcastFramesOK;
	u64 TxPauseFrames;
	u64 TxFramesWithDeferredXmissions;
	u64 TxLateCollisions;
	u64 TxTotalCollisions;
	u64 TxFramesAbortedDueToXSCollisions;
	u64 TxUnderrun;
	u64 TxLengthErrors;
	u64 TxInternalMACXmitError;
	u64 TxFramesWithExcessiveDeferral;
	u64 TxFCSErrors;
	u64 TxJumboFramesOK;
	u64 TxJumboOctetsOK;

	/* Receive */
	u64 RxOctetsOK;
	u64 RxOctetsBad;
	u64 RxUnicastFramesOK;
	u64 RxMulticastFramesOK;
	u64 RxBroadcastFramesOK;
	u64 RxPauseFrames;
	u64 RxFCSErrors;
	u64 RxAlignErrors;
	u64 RxSymbolErrors;
	u64 RxDataErrors;
	u64 RxSequenceErrors;
	u64 RxRuntErrors;
	u64 RxJabberErrors;
	u64 RxInternalMACRcvError;
	u64 RxInRangeLengthErrors;
	u64 RxOutOfRangeLengthField;
	u64 RxFrameTooLongErrors;
	u64 RxJumboFramesOK;
	u64 RxJumboOctetsOK;
};

struct cmac_ops {
	void (*destroy)(struct cmac *);
	int (*reset)(struct cmac *);
	int (*interrupt_enable)(struct cmac *);
	int (*interrupt_disable)(struct cmac *);
	int (*interrupt_clear)(struct cmac *);
	int (*interrupt_handler)(struct cmac *);

	int (*enable)(struct cmac *, int);
	int (*disable)(struct cmac *, int);

	int (*loopback_enable)(struct cmac *);
	int (*loopback_disable)(struct cmac *);

	int (*set_mtu)(struct cmac *, int mtu);
	int (*set_rx_mode)(struct cmac *, struct t1_rx_mode *rm);

	int (*set_speed_duplex_fc)(struct cmac *, int speed, int duplex, int fc);
	int (*get_speed_duplex_fc)(struct cmac *, int *speed, int *duplex,
				   int *fc);

	const struct cmac_statistics *(*statistics_update)(struct cmac *, int);

	int (*macaddress_get)(struct cmac *, u8 mac_addr[6]);
	int (*macaddress_set)(struct cmac *, const u8 mac_addr[6]);
};

typedef struct _cmac_instance cmac_instance;

struct cmac {
	struct cmac_statistics stats;
	adapter_t *adapter;
	const struct cmac_ops *ops;
	cmac_instance *instance;
};

struct gmac {
	unsigned int stats_update_period;
	struct cmac *(*create)(adapter_t *adapter, int index);
	int (*reset)(adapter_t *);
};

extern const struct gmac t1_pm3393_ops;
extern const struct gmac t1_vsc7326_ops;

#endif /* _CXGB_GMAC_H_ */

Annotation

Implementation Notes