drivers/net/wireless/mediatek/mt7601u/mac.h

Source file repositories/reference/linux-study-clean/drivers/net/wireless/mediatek/mt7601u/mac.h

File Facts

System
Linux kernel
Corpus path
drivers/net/wireless/mediatek/mt7601u/mac.h
Extension
.h
Size
4547 bytes
Lines
172
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 mt76_tx_status {
	u8 valid:1;
	u8 success:1;
	u8 aggr:1;
	u8 ack_req:1;
	u8 is_probe:1;
	u8 wcid;
	u8 pktid;
	u8 retry;
	u16 rate;
} __packed __aligned(2);

/* Note: values in original "RSSI" and "SNR" fields are not actually what they
 *	 are called for MT7601U, names used by this driver are educated guesses
 *	 (see vendor mac/ral_omac.c).
 */
struct mt7601u_rxwi {
	__le32 rxinfo;

	__le32 ctl;

	__le16 frag_sn;
	__le16 rate;

	u8 unknown;
	u8 zero[3];

	u8 snr;
	u8 ant;
	u8 gain;
	u8 freq_off;

	__le32 resv2;
	__le32 expert_ant;
} __packed __aligned(4);

#define MT_RXINFO_BA			BIT(0)
#define MT_RXINFO_DATA			BIT(1)
#define MT_RXINFO_NULL			BIT(2)
#define MT_RXINFO_FRAG			BIT(3)
#define MT_RXINFO_U2M			BIT(4)
#define MT_RXINFO_MULTICAST		BIT(5)
#define MT_RXINFO_BROADCAST		BIT(6)
#define MT_RXINFO_MYBSS			BIT(7)
#define MT_RXINFO_CRCERR		BIT(8)
#define MT_RXINFO_ICVERR		BIT(9)
#define MT_RXINFO_MICERR		BIT(10)
#define MT_RXINFO_AMSDU			BIT(11)
#define MT_RXINFO_HTC			BIT(12)
#define MT_RXINFO_RSSI			BIT(13)
#define MT_RXINFO_L2PAD			BIT(14)
#define MT_RXINFO_AMPDU			BIT(15)
#define MT_RXINFO_DECRYPT		BIT(16)
#define MT_RXINFO_BSSIDX3		BIT(17)
#define MT_RXINFO_WAPI_KEY		BIT(18)
#define MT_RXINFO_PN_LEN		GENMASK(21, 19)
#define MT_RXINFO_SW_PKT_80211		BIT(22)
#define MT_RXINFO_TCP_SUM_BYPASS	BIT(28)
#define MT_RXINFO_IP_SUM_BYPASS		BIT(29)
#define MT_RXINFO_TCP_SUM_ERR		BIT(30)
#define MT_RXINFO_IP_SUM_ERR		BIT(31)

#define MT_RXWI_CTL_WCID		GENMASK(7, 0)
#define MT_RXWI_CTL_KEY_IDX		GENMASK(9, 8)
#define MT_RXWI_CTL_BSS_IDX		GENMASK(12, 10)
#define MT_RXWI_CTL_UDF			GENMASK(15, 13)
#define MT_RXWI_CTL_MPDU_LEN		GENMASK(27, 16)
#define MT_RXWI_CTL_TID			GENMASK(31, 28)

#define MT_RXWI_FRAG			GENMASK(3, 0)
#define MT_RXWI_SN			GENMASK(15, 4)

#define MT_RXWI_RATE_MCS		GENMASK(6, 0)
#define MT_RXWI_RATE_BW			BIT(7)
#define MT_RXWI_RATE_SGI		BIT(8)
#define MT_RXWI_RATE_STBC		GENMASK(10, 9)
#define MT_RXWI_RATE_ETXBF		BIT(11)
#define MT_RXWI_RATE_SND		BIT(12)
#define MT_RXWI_RATE_ITXBF		BIT(13)
#define MT_RXWI_RATE_PHY		GENMASK(15, 14)

#define MT_RXWI_GAIN_RSSI_VAL		GENMASK(5, 0)
#define MT_RXWI_GAIN_RSSI_LNA_ID	GENMASK(7, 6)
#define MT_RXWI_ANT_AUX_LNA		BIT(7)

#define MT_RXWI_EANT_ENC_ANT_ID		GENMASK(7, 0)

enum mt76_phy_type {
	MT_PHY_TYPE_CCK,
	MT_PHY_TYPE_OFDM,

Annotation

Implementation Notes