drivers/net/wireless/broadcom/brcm80211/brcmsmac/pub.h

Source file repositories/reference/linux-study-clean/drivers/net/wireless/broadcom/brcm80211/brcmsmac/pub.h

File Facts

System
Linux kernel
Corpus path
drivers/net/wireless/broadcom/brcm80211/brcmsmac/pub.h
Extension
.h
Size
12650 bytes
Lines
342
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 brcm_rateset {
	/* # rates in this set */
	u32 count;
	/* rates in 500kbps units w/hi bit set if basic */
	u8 rates[WL_NUMRATES];
};

struct brcms_c_rateset {
	uint count;		/* number of rates in rates[] */
	 /* rates in 500kbps units w/hi bit set if basic */
	u8 rates[BRCMS_NUMRATES];
	u8 htphy_membership;	/* HT PHY Membership */
	u8 mcs[MCSSET_LEN];	/* supported mcs index bit map */
};

/* All the HT-specific default advertised capabilities (including AMPDU)
 * should be grouped here at one place
 */
#define AMPDU_DEF_MPDU_DENSITY	6	/* default mpdu density (110 ==> 4us) */

/* wlc internal bss_info */
struct brcms_bss_info {
	u8 BSSID[ETH_ALEN];	/* network BSSID */
	u16 flags;		/* flags for internal attributes */
	u8 SSID_len;		/* the length of SSID */
	u8 SSID[32];		/* SSID string */
	s16 RSSI;		/* receive signal strength (in dBm) */
	s16 SNR;		/* receive signal SNR in dB */
	u16 beacon_period;	/* units are Kusec */
	u16 chanspec;	/* Channel num, bw, ctrl_sb and band */
	struct brcms_c_rateset rateset;	/* supported rates */
};

#define MAC80211_PROMISC_BCNS	(1 << 0)
#define MAC80211_SCAN		(1 << 1)

/*
 * Public portion of common driver state structure.
 * The wlc handle points at this.
 */
struct brcms_pub {
	struct brcms_c_info *wlc;
	struct ieee80211_hw *ieee_hw;
	struct scb_ampdu *global_ampdu;
	uint mac80211_state;
	uint unit;		/* device instance number */
	uint corerev;		/* core revision */
	struct si_pub *sih;	/* SI handle (cookie for siutils calls) */
	bool up;		/* interface up and running */
	bool hw_off;		/* HW is off */
	bool hw_up;		/* one time hw up/down */
	bool _piomode;		/* true if pio mode */
	uint _nbands;		/* # bands supported */
	uint now;		/* # elapsed seconds */

	bool delayed_down;	/* down delayed */
	bool associated;	/* true:part of [I]BSS, false: not */
	/* (union of stas_associated, aps_associated) */
	bool _ampdu;		/* ampdu enabled or not */
	u8 _n_enab;		/* bitmap of 11N + HT support */

	u8 cur_etheraddr[ETH_ALEN];	/* our local ethernet address */

	u32 radio_disabled;	/* bit vector for radio disabled reasons */

	u16 boardrev;	/* version # of particular board */
	u8 sromrev;		/* version # of the srom */
	char srom_ccode[BRCM_CNTRY_BUF_SZ];	/* Country Code in SROM */
	u32 boardflags;	/* Board specific flags from srom */
	u32 boardflags2;	/* More board flags if sromrev >= 4 */
	bool phy_11ncapable;	/* the PHY/HW is capable of 802.11N */

	struct wl_cnt *_cnt;	/* low-level counters in driver */
	struct dentry *dbgfs_dir;
};

enum wlc_par_id {
	IOV_MPC = 1,
	IOV_RTSTHRESH,
	IOV_QTXPOWER,
	IOV_BCN_LI_BCN		/* Beacon listen interval in # of beacons */
};

/***********************************************
 * Feature-related macros to optimize out code *
 * *********************************************
 */

#define ENAB_1x1	0x01
#define ENAB_2x2	0x02

Annotation

Implementation Notes