path: root/drivers/net/wireless/b43/b43.h

#ifndef B43_H_
#define B43_H_

#include <linux/kernel.h>
#include <linux/spinlock.h>
#include <linux/interrupt.h>
#include <linux/hw_random.h>
#include <linux/ssb/ssb.h>
#include <net/mac80211.h>

#include "debugfs.h"
#include "leds.h"
#include "rfkill.h"
#include "lo.h"
#include "phy_common.h"


/* The unique identifier of the firmware that's officially supported by
 * this driver version. */
#define B43_SUPPORTED_FIRMWARE_ID	"FW13"


#ifdef CONFIG_B43_DEBUG
# define B43_DEBUG	1
#else
# define B43_DEBUG	0
#endif

/* MMIO offsets */
#define B43_MMIO_DMA0_REASON		0x20
#define B43_MMIO_DMA0_IRQ_MASK		0x24
#define B43_MMIO_DMA1_REASON		0x28
#define B43_MMIO_DMA1_IRQ_MASK		0x2C
#define B43_MMIO_DMA2_REASON		0x30
#define B43_MMIO_DMA2_IRQ_MASK		0x34
#define B43_MMIO_DMA3_REASON		0x38
#define B43_MMIO_DMA3_IRQ_MASK		0x3C
#define B43_MMIO_DMA4_REASON		0x40
#define B43_MMIO_DMA4_IRQ_MASK		0x44
#define B43_MMIO_DMA5_REASON		0x48
#define B43_MMIO_DMA5_IRQ_MASK		0x4C
#define B43_MMIO_MACCTL			0x120	/* MAC control */
#define B43_MMIO_MACCMD			0x124	/* MAC command */
#define B43_MMIO_GEN_IRQ_REASON		0x128
#define B43_MMIO_GEN_IRQ_MASK		0x12C
#define B43_MMIO_RAM_CONTROL		0x130
#define B43_MMIO_RAM_DATA		0x134
#define B43_MMIO_PS_STATUS		0x140
#define B43_MMIO_RADIO_HWENABLED_HI	0x158
#define B43_MMIO_SHM_CONTROL		0x160
#define B43_MMIO_SHM_DATA		0x164
#define B43_MMIO_SHM_DATA_UNALIGNED	0x166
#define B43_MMIO_XMITSTAT_0		0x170
#define B43_MMIO_XMITSTAT_1		0x174
#define B43_MMIO_REV3PLUS_TSF_LOW	0x180	/* core rev >= 3 only */
#define B43_MMIO_REV3PLUS_TSF_HIGH	0x184	/* core rev >= 3 only */
#define B43_MMIO_TSF_CFP_REP		0x188
#define B43_MMIO_TSF_CFP_START		0x18C
#define B43_MMIO_TSF_CFP_MAXDUR		0x190

/* 32-bit DMA */
#define B43_MMIO_DMA32_BASE0		0x200
#define B43_MMIO_DMA32_BASE1		0x220
#define B43_MMIO_DMA32_BASE2		0x240
#define B43_MMIO_DMA32_BASE3		0x260
#define B43_MMIO_DMA32_BASE4		0x280
#define B43_MMIO_DMA32_BASE5		0x2A0
/* 64-bit DMA */
#define B43_MMIO_DMA64_BASE0		0x200
#define B43_MMIO_DMA64_BASE1		0x240
#define B43_MMIO_DMA64_BASE2		0x280
#define B43_MMIO_DMA64_BASE3		0x2C0
#define B43_MMIO_DMA64_BASE4		0x300
#define B43_MMIO_DMA64_BASE5		0x340

/* PIO on core rev < 11 */
#define B43_MMIO_PIO_BASE0		0x300
#define B43_MMIO_PIO_BASE1		0x310
#define B43_MMIO_PIO_BASE2		0x320
#define B43_MMIO_PIO_BASE3		0x330
#define B43_MMIO_PIO_BASE4		0x340
#define B43_MMIO_PIO_BASE5		0x350
#define B43_MMIO_PIO_BASE6		0x360
#define B43_MMIO_PIO_BASE7		0x370
/* PIO on core rev >= 11 */
#define B43_MMIO_PIO11_BASE0		0x200
#define B43_MMIO_PIO11_BASE1		0x240
#define B43_MMIO_PIO11_BASE2		0x280
#define B43_MMIO_PIO11_BASE3		0x2C0
#define B43_MMIO_PIO11_BASE4		0x300
#define B43_MMIO_PIO11_BASE5		0x340

#define B43_MMIO_PHY_VER		0x3E0
#define B43_MMIO_PHY_RADIO		0x3E2
#define B43_MMIO_PHY0			0x3E6
#define B43_MMIO_ANTENNA		0x3E8
#define B43_MMIO_CHANNEL		0x3F0
#define B43_MMIO_CHANNEL_EXT		0x3F4
#define B43_MMIO_RADIO_CONTROL		0x3F6
#define B43_MMIO_RADIO_DATA_HIGH	0x3F8
#define B43_MMIO_RADIO_DATA_LOW		0x3FA
#define B43_MMIO_PHY_CONTROL		0x3FC
#define B43_MMIO_PHY_DATA		0x3FE
#define B43_MMIO_MACFILTER_CONTROL	0x420
#define B43_MMIO_MACFILTER_DATA		0x422
#define B43_MMIO_RCMTA_COUNT		0x43C
#define B43_MMIO_PSM_PHY_HDR		0x492
#define B43_MMIO_RADIO_HWENABLED_LO	0x49A
#define B43_MMIO_GPIO_CONTROL		0x49C
#define B43_MMIO_GPIO_MASK		0x49E
#define B43_MMIO_TSF_CFP_START_LOW	0x604
#define B43_MMIO_TSF_CFP_START_HIGH	0x606
#define B43_MMIO_TSF_CFP_PRETBTT	0x612
#define B43_MMIO_TSF_0			0x632	/* core rev < 3 only */
#define B43_MMIO_TSF_1			0x634	/* core rev < 3 only */
#define B43_MMIO_TSF_2			0x636	/* core rev < 3 only */
#define B43_MMIO_TSF_3			0x638	/* core rev < 3 only */
#define B43_MMIO_RNG			0x65A
#define B43_MMIO_IFSSLOT		0x684	/* Interframe slot time */
#define B43_MMIO_IFSCTL			0x688 /* Interframe space control */
#define  B43_MMIO_IFSCTL_USE_EDCF	0x0004
#define B43_MMIO_POWERUP_DELAY		0x6A8
#define B43_MMIO_BTCOEX_CTL		0x6B4 /* Bluetooth Coexistence Control */
#define B43_MMIO_BTCOEX_STAT		0x6B6 /* Bluetooth Coexistence Status */
#define B43_MMIO_BTCOEX_TXCTL		0x6B8 /* Bluetooth Coexistence Transmit Control */

/* SPROM boardflags_lo values */
#define B43_BFL_BTCOEXIST		0x0001	/* implements Bluetooth coexistance */
#define B43_BFL_PACTRL			0x0002	/* GPIO 9 controlling the PA */
#define B43_BFL_AIRLINEMODE		0x0004	/* implements GPIO 13 radio disable indication */
#define B43_BFL_RSSI			0x0008	/* software calculates nrssi slope. */
#define B43_BFL_ENETSPI			0x0010	/* has ephy roboswitch spi */
#define B43_BFL_XTAL_NOSLOW		0x0020	/* no slow clock available */
#define B43_BFL_CCKHIPWR		0x0040	/* can do high power CCK transmission */
#define B43_BFL_ENETADM			0x0080	/* has ADMtek switch */
#define B43_BFL_ENETVLAN		0x0100	/* can do vlan */
#define B43_BFL_AFTERBURNER		0x0200	/* supports Afterburner mode */
#define B43_BFL_NOPCI			0x0400	/* leaves PCI floating */
#define B43_BFL_FEM			0x0800	/* supports the Front End Module */
#define B43_BFL_EXTLNA			0x1000	/* has an external LNA */
#define B43_BFL_HGPA			0x2000	/* had high gain PA */
#define B43_BFL_BTCMOD			0x4000	/* BFL_BTCOEXIST is given in alternate GPIOs */
#define B43_BFL_ALTIQ			0x8000	/* alternate I/Q settings */

/* SPROM boardflags_hi values */
#define B43_BFH_NOPA			0x0001	/* has no PA */
#define B43_BFH_RSSIINV			0x0002	/* RSSI uses positive slope (not TSSI) */
#define B43_BFH_PAREF			0x0004	/* uses the PARef LDO */
#define B43_BFH_3TSWITCH		0x0008	/* uses a triple throw switch shared
						 * with bluetooth */
#define B43_BFH_PHASESHIFT		0x0010	/* can support phase shifter */
#define B43_BFH_BUCKBOOST		0x0020	/* has buck/booster */
#define B43_BFH_FEM_BT			0x0040	/* has FEM and switch to share antenna
						 * with bluetooth */

/* GPIO register offset, in both ChipCommon and PCI core. */
#define B43_GPIO_CONTROL		0x6c

/* SHM Routing */
enum {
	B43_SHM_UCODE,		/* Microcode memory */
	B43_SHM_SHARED,		/* Shared memory */
	B43_SHM_SCRATCH,	/* Scratch memory */
	B43_SHM_HW,		/* Internal hardware register */
	B43_SHM_RCMTA,		/* Receive match transmitter address (rev >= 5 only) */
};
/* SHM Routing modifiers */
#define B43_SHM_AUTOINC_R		0x0200	/* Auto-increment address on read */
#define B43_SHM_AUTOINC_W		0x0100	/* Auto-increment address on write */
#define B43_SHM_AUTOINC_RW		(B43_SHM_AUTOINC_R | \
					 B43_SHM_AUTOINC_W)

/* Misc SHM_SHARED offsets */
#define B43_SHM_SH_WLCOREREV		0x0016	/* 802.11 core revision */
#define B43_SHM_SH_PCTLWDPOS		0x0008
#define B43_SHM_SH_RXPADOFF		0x0034	/* RX Padding data offset (PIO only) */
#define B43_SHM_SH_FWCAPA		0x0042	/* Firmware capabilities (Opensource firmware only) */
#define B43_SHM_SH_PHYVER		0x0050	/* PHY version */
#define B43_SHM_SH_PHYTYPE		0x0052	/* PHY type */
#define B43_SHM_SH_ANTSWAP		0x005C	/* Antenna swap threshold */
#define B43_SHM_SH_HOSTFLO		0x005E	/* Hostflags for ucode options (low) */
#define B43_SHM_SH_HOSTFMI		0x0060	/* Hostflags for ucode options (middle) */
#define B43_SHM_SH_HOSTFHI		0x0062	/* Hostflags for ucode options (high) */
#define B43_SHM_SH_RFATT		0x0064	/* Current radio attenuation value */
#define B43_SHM_SH_RADAR		0x0066	/* Radar register */
#define B43_SHM_SH_PHYTXNOI		0x006E	/* PHY noise directly after TX (lower 8bit only) */
#define B43_SHM_SH_RFRXSP1		0x0072	/* RF RX SP Register 1 */
#define B43_SHM_SH_CHAN			0x00A0	/* Current channel (low 8bit only) */
#define  B43_SHM_SH_CHAN_5GHZ		0x0100	/* Bit set, if 5Ghz channel */
#define B43_SHM_SH_BCMCFIFOID		0x0108	/* Last posted cookie to the bcast/mcast FIFO */
/* TSSI information */
#define B43_SHM_SH_TSSI_CCK		0x0058	/* TSSI for last 4 CCK frames (32bit) */
#define B43_SHM_SH_TSSI_OFDM_A		0x0068	/* TSSI for last 4 OFDM frames (32bit) */
#define B43_SHM_SH_TSSI_OFDM_G		0x0070	/* TSSI for last 4 OFDM frames (32bit) */
#define  B43_TSSI_MAX			0x7F	/* Max value for one TSSI value */
/* SHM_SHARED TX FIFO variables */
#define B43_SHM_SH_SIZE01		0x0098	/* TX FIFO size for FIFO 0 (low) and 1 (high) */
#define B43_SHM_SH_SIZE23		0x009A	/* TX FIFO size for FIFO 2 and 3 */
#define B43_SHM_SH_SIZE45		0x009C	/* TX FIFO size for FIFO 4 and 5 */
#define B43_SHM_SH_SIZE67		0x009E	/* TX FIFO size for FIFO 6 and 7 */
/* SHM_SHARED background noise */
#define B43_SHM_SH_JSSI0		0x0088	/* Measure JSSI 0 */
#define B43_SHM_SH_JSSI1		0x008A	/* Measure JSSI 1 */
#define B43_SHM_SH_JSSIAUX		0x008C	/* Measure JSSI AUX */
/* SHM_SHARED crypto engine */
#define B43_SHM_SH_DEFAULTIV		0x003C	/* Default IV location */
#define B43_SHM_SH_NRRXTRANS		0x003E	/* # of soft RX transmitter addresses (max 8) */
#define B43_SHM_SH_KTP			0x0056	/* Key table pointer */
#define B43_SHM_SH_TKIPTSCTTAK		0x0318
#define B43_SHM_SH_KEYIDXBLOCK		0x05D4	/* Key index/algorithm block (v4 firmware) */
#define B43_SHM_SH_PSM			0x05F4	/* PSM transmitter address match block (rev < 5) */
/* SHM_SHARED WME variables */
#define B43_SHM_SH_EDCFSTAT		0x000E	/* EDCF status */
#define B43_SHM_SH_TXFCUR		0x0030	/* TXF current index */
#define B43_SHM_SH_EDCFQ		0x0240	/* EDCF Q info */
/* SHM_SHARED powersave mode related */
#define B43_SHM_SH_SLOTT		0x0010	/* Slot time */
#define B43_SHM_SH_DTIMPER		0x0012	/* DTIM period */
#define B43_SHM_SH_NOSLPZNATDTIM	0x004C	/* NOSLPZNAT DTIM */
/* SHM_SHARED beacon/AP variables */
#define B43_SHM_SH_BTL0			0x0018	/* Beacon template length 0 */
#define B43_SHM_SH_BTL1			0x001A	/* Beacon template length 1 */
#define B43_SHM_SH_BTSFOFF		0x001C	/* Beacon TSF offset */
#define B43_SHM_SH_TIMBPOS		0x001E	/* TIM B position in beacon */
#define B43_SHM_SH_DTIMP		0x0012	/* DTIP period */
#define B43_SHM_SH_MCASTCOOKIE		0x00A8	/* Last bcast/mcast frame ID */
#define B43_SHM_SH_SFFBLIM		0x0044	/* Short frame fallback retry limit */
#define B43_SHM_SH_LFFBLIM		0x0046	/* Long frame fallback retry limit */
#define B43_SHM_SH_BEACPHYCTL		0x0054	/* Beacon PHY TX control word (see PHY TX control) */
#define B43_SHM_SH_EXTNPHYCTL		0x00B0	/* Extended bytes for beacon PHY control (N) */
/* SHM_SHARED ACK/CTS control */
#define B43_SHM_SH_ACKCTSPHYCTL		0x0022	/* ACK/CTS PHY control word (see PHY TX control) */
/* SHM_SHARED probe response variables */
#define B43_SHM_SH_PRSSID		0x0160	/* Probe Response SSID */
#define B43_SHM_SH_PRSSIDLEN		0x0048	/* Probe Response SSID length */
#define B43_SHM_SH_PRTLEN		0x004A	/* Probe Response template length */
#define B43_SHM_SH_PRMAXTIME		0x0074	/* Probe Response max time */
#define B43_SHM_SH_PRPHYCTL		0x0188	/* Probe Response PHY TX control word */
/* SHM_SHARED rate tables */
#define B43_SHM_SH_OFDMDIRECT		0x01C0	/* Pointer to OFDM direct map */
#define B43_SHM_SH_OFDMBASIC		0x01E0	/* Pointer to OFDM basic rate map */
#define B43_SHM_SH_CCKDIRECT		0x0200	/* Pointer to CCK direct map */
#define B43_SHM_SH_CCKBASIC		0x0220	/* Pointer to CCK basic rate map */
/* SHM_SHARED microcode soft registers */
#define B43_SHM_SH_UCODEREV		0x0000	/* Microcode revision */
#define B43_SHM_SH_UCODEPATCH		0x0002	/* Microcode patchlevel */
#define B43_SHM_SH_UCODEDATE		0x0004	/* Microcode date */
#define B43_SHM_SH_UCODETIME		0x0006	/* Microcode time */
#define B43_SHM_SH_UCODESTAT		0x0040	/* Microcode debug status code */
#define  B43_SHM_SH_UCODESTAT_INVALID	0
#define  B43_SHM_SH_UCODESTAT_INIT	1
#define  B43_SHM_SH_UCODESTAT_ACTIVE	2
#define  B43_SHM_SH_UCODESTAT_SUSP	3	/* suspended */
#define  B43_SHM_SH_UCODESTAT_SLEEP	4	/* asleep (PS) */
#define B43_SHM_SH_MAXBFRAMES		0x0080	/* Maximum number of frames in a burst */
#define B43_SHM_SH_SPUWKUP		0x0094	/* pre-wakeup for synth PU in us */
#define B43_SHM_SH_PRETBTT		0x0096	/* pre-TBTT in us */
/* SHM_SHARED tx iq workarounds */
#define B43_SHM_SH_NPHY_TXIQW0		0x0700
#define B43_SHM_SH_NPHY_TXIQW1		0x0702
#define B43_SHM_SH_NPHY_TXIQW2		0x0704
#define B43_SHM_SH_NPHY_TXIQW3		0x0706
/* SHM_SHARED tx pwr ctrl */
#define B43_SHM_SH_NPHY_TXPWR_INDX0	0x0708
#define B43_SHM_SH_NPHY_TXPWR_INDX1	0x070E

/* SHM_SCRATCH offsets */
#define B43_SHM_SC_MINCONT		0x0003	/* Minimum contention window */
#define B43_SHM_SC_MAXCONT		0x0004	/* Maximum contention window */
#define B43_SHM_SC_CURCONT		0x0005	/* Current contention window */
#define B43_SHM_SC_SRLIMIT		0x0006	/* Short retry count limit */
#define B43_SHM_SC_LRLIMIT		0x0007	/* Long retry count limit */
#define B43_SHM_SC_DTIMC		0x0008	/* Current DTIM count */
#define B43_SHM_SC_BTL0LEN		0x0015	/* Beacon 0 template length */
#define B43_SHM_SC_BTL1LEN		0x0016	/* Beacon 1 template length */
#define B43_SHM_SC_SCFB			0x0017	/* Short frame transmit count threshold for rate fallback */
#define B43_SHM_SC_LCFB			0x0018	/* Long frame transmit count threshold for rate fallback */

/* Hardware Radio Enable masks */
#define B43_MMIO_RADIO_HWENABLED_HI_MASK (1 << 16)
#define B43_MMIO_RADIO_HWENABLED_LO_MASK (1 << 4)

/* HostFlags. See b43_hf_read/write() */
#define B43_HF_ANTDIVHELP	0x000000000001ULL /* ucode antenna div helper */
#define B43_HF_SYMW		0x000000000002ULL /* G-PHY SYM workaround */
#define B43_HF_RXPULLW		0x000000000004ULL /* RX pullup workaround */
#define B43_HF_CCKBOOST		0x000000000008ULL /* 4dB CCK power boost (exclusive with OFDM boost) */
#define B43_HF_BTCOEX		0x000000000010ULL /* Bluetooth coexistance */
#define B43_HF_GDCW		0x000000000020ULL /* G-PHY DC canceller filter bw workaround */
#define B43_HF_OFDMPABOOST	0x000000000040ULL /* Enable PA gain boost for OFDM */
#define B43_HF_ACPR		0x000000000080ULL /* Disable for Japan, channel 14 */
#define B43_HF_EDCF		0x000000000100ULL /* on if WME and MAC suspended */
#define B43_HF_TSSIRPSMW	0x000000000200ULL /* TSSI reset PSM ucode workaround */
#define B43_HF_20IN40IQW	0x000000000200ULL /* 20 in 40 MHz I/Q workaround (rev >= 13 only) */
#define B43_HF_DSCRQ		0x000000000400ULL /* Disable slow clock request in ucode */
#define B43_HF_ACIW		0x000000000800ULL /* ACI workaround: shift bits by 2 on PHY CRS */
#define B43_HF_2060W		0x000000001000ULL /* 2060 radio workaround */
#define B43_HF_RADARW		0x000000002000ULL /* Radar workaround */
#define B43_HF_USEDEFKEYS	0x000000004000ULL /* Enable use of default keys */
#define B43_HF_AFTERBURNER	0x000000008000ULL /* Afterburner enabled */
#define B43_HF_BT4PRIOCOEX	0x00000001