diff options
Diffstat (limited to 'drivers/net/wireless/b43/b43.h')
| -rw-r--r-- | drivers/net/wireless/b43/b43.h | 1108 |
1 files changed, 1108 insertions, 0 deletions
diff --git a/drivers/net/wireless/b43/b43.h b/drivers/net/wireless/b43/b43.h new file mode 100644 index 000000000..036552439 --- /dev/null +++ b/drivers/net/wireless/b43/b43.h @@ -0,0 +1,1108 @@ +#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/bcma/bcma.h> +#include <linux/ssb/ssb.h> +#include <linux/completion.h> +#include <net/mac80211.h> + +#include "debugfs.h" +#include "leds.h" +#include "rfkill.h" +#include "bus.h" +#include "lo.h" +#include "phy_common.h" + + +#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_MAC_HW_CAP 0x15C /* MAC capabilities (corerev >= 13) */ +#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_RADIO24_CONTROL 0x3D8 /* core rev >= 24 only */ +#define B43_MMIO_RADIO24_DATA 0x3DA /* core rev >= 24 only */ +#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_TXE0_CTL 0x500 +#define B43_MMIO_TXE0_AUX 0x502 +#define B43_MMIO_TXE0_TS_LOC 0x504 +#define B43_MMIO_TXE0_TIME_OUT 0x506 +#define B43_MMIO_TXE0_WM_0 0x508 +#define B43_MMIO_TXE0_WM_1 0x50A +#define B43_MMIO_TXE0_PHYCTL 0x50C +#define B43_MMIO_TXE0_STATUS 0x50E +#define B43_MMIO_TXE0_MMPLCP0 0x510 +#define B43_MMIO_TXE0_MMPLCP1 0x512 +#define B43_MMIO_TXE0_PHYCTL1 0x514 +#define B43_MMIO_XMTFIFODEF 0x520 +#define B43_MMIO_XMTFIFO_FRAME_CNT 0x522 /* core rev>= 16 only */ +#define B43_MMIO_XMTFIFO_BYTE_CNT 0x524 /* core rev>= 16 only */ +#define B43_MMIO_XMTFIFO_HEAD 0x526 /* core rev>= 16 only */ +#define B43_MMIO_XMTFIFO_RD_PTR 0x528 /* core rev>= 16 only */ +#define B43_MMIO_XMTFIFO_WR_PTR 0x52A /* core rev>= 16 only */ +#define B43_MMIO_XMTFIFODEF1 0x52C /* core rev>= 16 only */ +#define B43_MMIO_XMTFIFOCMD 0x540 +#define B43_MMIO_XMTFIFOFLUSH 0x542 +#define B43_MMIO_XMTFIFOTHRESH 0x544 +#define B43_MMIO_XMTFIFORDY 0x546 +#define B43_MMIO_XMTFIFOPRIRDY 0x548 +#define B43_MMIO_XMTFIFORQPRI 0x54A +#define B43_MMIO_XMTTPLATETXPTR 0x54C +#define B43_MMIO_XMTTPLATEPTR 0x550 +#define B43_MMIO_SMPL_CLCT_STRPTR 0x552 /* core rev>= 22 only */ +#define B43_MMIO_SMPL_CLCT_STPPTR 0x554 /* core rev>= 22 only */ +#define B43_MMIO_SMPL_CLCT_CURPTR 0x556 /* core rev>= 22 only */ +#define B43_MMIO_XMTTPLATEDATALO 0x560 +#define B43_MMIO_XMTTPLATEDATAHI 0x562 +#define B43_MMIO_XMTSEL 0x568 +#define B43_MMIO_XMTTXCNT 0x56A +#define B43_MMIO_XMTTXSHMADDR 0x56C +#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_CLK_FRAC_LOW 0x62E +#define B43_MMIO_TSF_CLK_FRAC_HIGH 0x630 +#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_IFSSTAT 0x690 +#define B43_MMIO_IFSMEDBUSYCTL 0x692 +#define B43_MMIO_IFTXDUR 0x694 +#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 */ +#define B43_MMIO_WEPCTL 0x7C0 + +/* 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 */ +#define B43_BFH_NOCBUCK 0x0080 +#define B43_BFH_PALDO 0x0200 +#define B43_BFH_EXTLNA_5GHZ 0x1000 /* has an external LNA (5GHz mode) */ + +/* SPROM boardflags2_lo values */ +#define B43_BFL2_RXBB_INT_REG_DIS 0x0001 /* external RX BB regulator present */ +#define B43_BFL2_APLL_WAR 0x0002 /* alternative A-band PLL settings implemented */ +#define B43_BFL2_TXPWRCTRL_EN 0x0004 /* permits enabling TX Power Control */ +#define B43_BFL2_2X4_DIV 0x0008 /* 2x4 diversity switch */ +#define B43_BFL2_5G_PWRGAIN 0x0010 /* supports 5G band power gain */ +#define B43_BFL2_PCIEWAR_OVR 0x0020 /* overrides ASPM and Clkreq settings */ +#define B43_BFL2_CAESERS_BRD 0x0040 /* is Caesers board (unused) */ +#define B43_BFL2_BTC3WIRE 0x0080 /* used 3-wire bluetooth coexist */ +#define B43_BFL2_SKWRKFEM_BRD 0x0100 /* 4321mcm93 uses Skyworks FEM */ +#define B43_BFL2_SPUR_WAR 0x0200 /* has a workaround for clock-harmonic spurs */ +#define B43_BFL2_GPLL_WAR 0x0400 /* altenative G-band PLL settings implemented */ +#define B43_BFL2_SINGLEANT_CCK 0x1000 +#define B43_BFL2_2G_SPUR_WAR 0x2000 + +/* SPROM boardflags2_hi values */ +#define B43_BFH2_GPLL_WAR2 0x0001 +#define B43_BFH2_IPALVLSHIFT_3P3 0x0002 +#define B43_BFH2_INTERNDET_TXIQCAL 0x0004 +#define B43_BFH2_XTALBUFOUTEN 0x0008 + +/* 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_HOSTF1 0x005E /* Hostflags 1 for ucode options */ +#define B43_SHM_SH_HOSTF2 0x0060 /* Hostflags 2 for ucode options */ +#define B43_SHM_SH_HOSTF3 0x0062 /* Hostflags 3 for ucode options */ +#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_HOSTF4 0x0078 /* Hostflags 4 for ucode options */ +#define B43_SHM_SH_CHAN 0x00A0 /* Current channel (low 8bit only) */ +#define B43_SHM_SH_CHAN_5GHZ 0x0100 /* Bit set, if 5 Ghz channel */ +#define B43_SHM_SH_CHAN_40MHZ 0x0200 /* Bit set, if 40 Mhz channel width */ +#define B43_SHM_SH_MACHW_L 0x00C0 /* Location where the ucode expects the MAC capabilities */ +#define B43_SHM_SH_MACHW_H 0x00C2 /* Location where the ucode expects the MAC capabilities */ +#define B43_SHM_SH_HOSTF5 0x00D4 /* Hostflags 5 for ucode options */ +#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_BT_BASE0 0x0068 /* Beacon template base 0 */ +#define B43_SHM_SH_BTL0 0x0018 /* Beacon template length 0 */ +#define B43_SHM_SH_BT_BASE1 0x0468 /* Beacon template base 1 */ +#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) */ +#define B43_SHM_SH_BCN_LI 0x00B6 /* beacon listen interval */ +/* 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 0x000000010000ULL /* Bluetooth 4-priority coexistance */ +#define B43_HF_FWKUP 0x000000020000ULL /* Fast wake-up ucode */ +#define B43_HF_VCORECALC 0x000000040000ULL /* Force VCO recalculation when powering up synthpu */ +#define B43_HF_PCISCW 0x000000080000ULL /* PCI slow clock workaround */ +#define B43_HF_4318TSSI 0x000000200000ULL /* 4318 TSSI */ +#define B43_HF_FBCMCFIFO 0x000000400000ULL /* Flush bcast/mcast FIFO immediately */ +#define B43_HF_HWPCTL 0x000000800000ULL /* Enable hardwarre power control */ +#define B43_HF_BTCOEXALT 0x000001000000ULL /* Bluetooth coexistance in alternate pins */ +#define B43_HF_TXBTCHECK 0x000002000000ULL /* Bluetooth check during transmission */ +#define B43_HF_SKCFPUP 0x000004000000ULL /* Skip CFP update */ +#define B43_HF_N40W 0x000008000000ULL /* N PHY 40 MHz workaround (rev >= 13 only) */ +#define B43_HF_ANTSEL 0x000020000000ULL /* Antenna selection (for testing antenna div.) */ +#define B43_HF_BT3COEXT 0x000020000000ULL /* Bluetooth 3-wire coexistence (rev >= 13 only) */ +#define B43_HF_BTCANT 0x000040000000ULL /* Bluetooth coexistence (antenna mode) (rev >= 13 only) */ +#define B43_HF_ANTSELEN 0x000100000000ULL /* Antenna selection enabled (rev >= 13 only) */ +#define B43_HF_ANTSELMODE 0x000200000000ULL /* Antenna selection mode (rev >= 13 only) */ +#define B43_HF_MLADVW 0x001000000000ULL /* N PHY ML ADV workaround (rev >= 13 only) */ +#define B43_HF_PR45960W 0x080000000000ULL /* PR 45960 workaround (rev >= 13 only) */ + +/* Firmware capabilities field in SHM (Opensource firmware only) */ +#define B43_FWCAPA_HWCRYPTO 0x0001 +#define B43_FWCAPA_QOS 0x0002 + +/* MacFilter offsets. */ +#define B43_MACFILTER_SELF 0x0000 +#define B43_MACFILTER_BSSID 0x0003 + +/* PowerControl */ +#define B43_PCTL_IN 0xB0 +#define B43_PCTL_OUT 0xB4 +#define B43_PCTL_OUTENABLE 0xB8 +#define B43_PCTL_XTAL_POWERUP 0x40 +#define B43_PCTL_PLL_POWERDOWN 0x80 + +/* PowerControl Clock Modes */ +#define B43_PCTL_CLK_FAST 0x00 +#define B43_PCTL_CLK_SLOW 0x01 +#define B43_PCTL_CLK_DYNAMIC 0x02 + +#define B43_PCTL_FORCE_SLOW 0x0800 +#define B43_PCTL_FORCE_PLL 0x1000 +#define B43_PCTL_DYN_XTAL 0x2000 + +/* PHYVersioning */ +#define B43_PHYTYPE_A 0x00 +#define B43_PHYTYPE_B 0x01 +#define B43_PHYTYPE_G 0x02 +#define B43_PHYTYPE_N 0x04 +#define B43_PHYTYPE_LP 0x05 +#define B43_PHYTYPE_SSLPN 0x06 +#define B43_PHYTYPE_HT 0x07 +#define B43_PHYTYPE_LCN 0x08 +#define B43_PHYTYPE_LCNXN 0x09 +#define B43_PHYTYPE_LCN40 0x0a +#define B43_PHYTYPE_AC 0x0b + +/* PHYRegisters */ +#define B43_PHY_ILT_A_CTRL 0x0072 +#define B43_PHY_ILT_A_DATA1 0x0073 +#define B43_PHY_ILT_A_DATA2 0x0074 +#define B43_PHY_G_LO_CONTROL 0x0810 +#define B43_PHY_ILT_G_CTRL 0x0472 +#define B43_PHY_ILT_G_DATA1 0x0473 +#define B43_PHY_ILT_G_DATA2 0x0474 +#define B43_PHY_A_PCTL 0x007B +#define B43_PHY_G_PCTL 0x0029 +#define B43_PHY_A_CRS 0x0029 +#define B43_PHY_RADIO_BITFIELD 0x0401 +#define B43_PHY_G_CRS 0x0429 +#define B43_PHY_NRSSILT_CTRL 0x0803 +#define B43_PHY_NRSSILT_DATA 0x0804 + +/* RadioRegisters */ +#define B43_RADIOCTL_ID 0x01 + +/* MAC Control bitfield */ +#define B43_MACCTL_ENABLED 0x00000001 /* MAC Enabled */ +#define B43_MACCTL_PSM_RUN 0x00000002 /* Run Microcode */ +#define B43_MACCTL_PSM_JMP0 0x00000004 /* Microcode jump to 0 */ +#define B43_MACCTL_SHM_ENABLED 0x00000100 /* SHM Enabled */ +#define B43_MACCTL_SHM_UPPER 0x00000200 /* SHM Upper */ +#define B43_MACCTL_IHR_ENABLED 0x00000400 /* IHR Region Enabled */ +#define B43_MACCTL_PSM_DBG 0x00002000 /* Microcode debugging enabled */ +#define B43_MACCTL_GPOUTSMSK 0x0000C000 /* GPOUT Select Mask */ +#define B43_MACCTL_BE 0x00010000 /* Big Endian mode */ +#define B43_MACCTL_INFRA 0x00020000 /* Infrastructure mode */ +#define B43_MACCTL_AP 0x00040000 /* AccessPoint mode */ +#define B43_MACCTL_RADIOLOCK 0x00080000 /* Radio lock */ +#define B43_MACCTL_BEACPROMISC 0x00100000 /* Beacon Promiscuous */ +#define B43_MACCTL_KEEP_BADPLCP 0x00200000 /* Keep frames with bad PLCP */ +#define B43_MACCTL_PHY_LOCK 0x00200000 +#define B43_MACCTL_KEEP_CTL 0x00400000 /* Keep control frames */ +#define B43_MACCTL_KEEP_BAD 0x00800000 /* Keep bad frames (FCS) */ +#define B43_MACCTL_PROMISC 0x01000000 /* Promiscuous mode */ +#define B43_MACCTL_HWPS 0x02000000 /* Hardware Power Saving */ +#define B43_MACCTL_AWAKE 0x04000000 /* Device is awake */ +#define B43_MACCTL_CLOSEDNET 0x08000000 /* Closed net (no SSID bcast) */ +#define B43_MACCTL_TBTTHOLD 0x10000000 /* TBTT Hold */ +#define B43_MACCTL_DISCTXSTAT 0x20000000 /* Discard TX status */ +#define B43_MACCTL_DISCPMQ 0x40000000 /* Discard Power Management Queue */ +#define B43_MACCTL_GMODE 0x80000000 /* G Mode */ + +/* MAC Command bitfield */ +#define B43_MACCMD_BEACON0_VALID 0x00000001 /* Beacon 0 in template RAM is busy/valid */ +#define B43_MACCMD_BEACON1_VALID 0x00000002 /* Beacon 1 in template RAM is busy/valid */ +#define B43_MACCMD_DFQ_VALID 0x00000004 /* Directed frame queue valid (IBSS PS mode, ATIM) */ +#define B43_MACCMD_CCA 0x00000008 /* Clear channel assessment */ +#define B43_MACCMD_BGNOISE 0x00000010 /* Background noise */ + +/* B43_MMIO_PSM_PHY_HDR bits */ +#define B43_PSM_HDR_MAC_PHY_RESET 0x00000001 +#define B43_PSM_HDR_MAC_PHY_CLOCK_EN 0x00000002 +#define B43_PSM_HDR_MAC_PHY_FORCE_CLK 0x00000004 + +/* See BCMA_CLKCTLST_EXTRESREQ and BCMA_CLKCTLST_EXTRESST */ +#define B43_BCMA_CLKCTLST_80211_PLL_REQ 0x00000100 +#define B43_BCMA_CLKCTLST_PHY_PLL_REQ 0x00000200 +#define B43_BCMA_CLKCTLST_80211_PLL_ST 0x01000000 +#define B43_BCMA_CLKCTLST_PHY_PLL_ST 0x02000000 + +/* BCMA 802.11 core specific IO Control (BCMA_IOCTL) flags */ +#define B43_BCMA_IOCTL_PHY_CLKEN 0x00000004 /* PHY Clock Enable */ +#define B43_BCMA_IOCTL_PHY_RESET 0x00000008 /* PHY Reset */ +#define B43_BCMA_IOCTL_MACPHYCLKEN 0x00000010 /* MAC PHY Clock Control Enable */ +#define B43_BCMA_IOCTL_PLLREFSEL 0x00000020 /* PLL Frequency Reference Select */ +#define B43_BCMA_IOCTL_PHY_BW 0x000000C0 /* PHY band width and clock speed mask (N-PHY+ only?) */ +#define B43_BCMA_IOCTL_PHY_BW_10MHZ 0x00000000 /* 10 MHz bandwidth, 40 MHz PHY */ +#define B43_BCMA_IOCTL_PHY_BW_20MHZ 0x00000040 /* 20 MHz bandwidth, 80 MHz PHY */ +#define B43_BCMA_IOCTL_PHY_BW_40MHZ 0x00000080 /* 40 MHz bandwidth, 160 MHz PHY */ +#define B43_BCMA_IOCTL_PHY_BW_80MHZ 0x000000C0 /* 80 MHz bandwidth */ +#define B43_BCMA_IOCTL_DAC 0x00000300 /* Highspeed DAC mode control field */ +#define B43_BCMA_IOCTL_GMODE 0x00002000 /* G Mode Enable */ + +/* BCMA 802.11 core specific IO status (BCMA_IOST) flags */ +#define B43_BCMA_IOST_2G_PHY 0x00000001 /* 2.4G capable phy */ +#define B43_BCMA_IOST_5G_PHY 0x00000002 /* 5G capable phy */ +#define B43_BCMA_IOST_FASTCLKA 0x00000004 /* Fast Clock Available */ +#define B43_BCMA_IOST_DUALB_PHY 0x00000008 /* Dualband phy */ + +/* 802.11 core specific TM State Low (SSB_TMSLOW) flags */ +#define B43_TMSLOW_GMODE 0x20000000 /* G Mode Enable */ +#define B43_TMSLOW_PHY_BANDWIDTH 0x00C00000 /* PHY band width and clock speed mask (N-PHY only) */ +#define B43_TMSLOW_PHY_BANDWIDTH_10MHZ 0x00000000 /* 10 MHz bandwidth, 40 MHz PHY */ +#define B43_TMSLOW_PHY_BANDWIDTH_20MHZ 0x00400000 /* 20 MHz bandwidth, 80 MHz PHY */ +#define B43_TMSLOW_PHY_BANDWIDTH_40MHZ 0x00800000 /* 40 MHz bandwidth, 160 MHz PHY */ +#define B43_TMSLOW_PLLREFSEL 0x00200000 /* PLL Frequency Reference Select (rev >= 5) */ +#define B43_TMSLOW_MACPHYCLKEN 0x00100000 /* MAC PHY Clock Control Enable (rev >= 5) */ +#define B43_TMSLOW_PHYRESET 0x00080000 /* PHY Reset */ +#define B43_TMSLOW_PHYCLKEN 0x00040000 /* PHY Clock Enable */ + +/* 802.11 core specific TM State High (SSB_TMSHIGH) flags */ +#define B43_TMSHIGH_DUALBAND_PHY 0x00080000 /* Dualband PHY available */ +#define B43_TMSHIGH_FCLOCK 0x00040000 /* Fast Clock Available (rev >= 5) */ +#define B43_TMSHIGH_HAVE_5GHZ_PHY 0x00020000 /* 5 GHz PHY available (rev >= 5) */ +#define B43_TMSHIGH_HAVE_2GHZ_PHY 0x00010000 /* 2.4 GHz PHY available (rev >= 5) */ + +/* Generic-Interrupt reasons. */ +#define B43_IRQ_MAC_SUSPENDED 0x00000001 +#define B43_IRQ_BEACON 0x00000002 +#define B43_IRQ_TBTT_INDI 0x00000004 +#define B43_IRQ_BEACON_TX_OK 0x00000008 +#define B43_IRQ_BEACON_CANCEL 0x00000010 +#define B43_IRQ_ATIM_END 0x00000020 +#define B43_IRQ_PMQ 0x00000040 +#define B43_IRQ_PIO_WORKAROUND 0x00000100 +#define B43_IRQ_MAC_TXERR 0x00000200 +#define B43_IRQ_PHY_TXERR 0x00000800 +#define B43_IRQ_PMEVENT 0x00001000 +#define B43_IRQ_TIMER0 0x00002000 +#define B43_IRQ_TIMER1 0x00004000 +#define B43_IRQ_DMA 0x00008000 +#define B43_IRQ_TXFIFO_FLUSH_OK 0x00010000 +#define B43_IRQ_CCA_MEASURE_OK 0x00020000 +#define B43_IRQ_NOISESAMPLE_OK 0x00040000 +#define B43_IRQ_UCODE_DEBUG 0x08000000 +#define B43_IRQ_RFKILL 0x10000000 +#define B43_IRQ_TX_OK 0x20000000 +#define B43_IRQ_PHY_G_CHANGED 0x40000000 +#define B43_IRQ_TIMEOUT 0x80000000 + +#define B43_IRQ_ALL 0xFFFFFFFF +#define B43_IRQ_MASKTEMPLATE (B43_IRQ_TBTT_INDI | \ + B43_IRQ_ATIM_END | \ + B43_IRQ_PMQ | \ + B43_IRQ_MAC_TXERR | \ + B43_IRQ_PHY_TXERR | \ + B43_IRQ_DMA | \ + B43_IRQ_TXFIFO_FLUSH_OK | \ + B43_IRQ_NOISESAMPLE_OK | \ + B43_IRQ_UCODE_DEBUG | \ + B43_IRQ_RFKILL | \ + B43_IRQ_TX_OK) + +/* The firmware register to fetch the debug-IRQ reason from. */ +#define B43_DEBUGIRQ_REASON_REG 63 +/* Debug-IRQ reasons. */ +#define B43_DEBUGIRQ_PANIC 0 /* The firmware panic'ed */ +#define B43_DEBUGIRQ_DUMP_SHM 1 /* Dump shared SHM */ +#define B43_DEBUGIRQ_DUMP_REGS 2 /* Dump the microcode registers */ +#define B43_DEBUGIRQ_MARKER 3 /* A "marker" was thrown by the firmware. */ +#define B43_DEBUGIRQ_ACK 0xFFFF /* The host writes that to ACK the IRQ */ + +/* The firmware register that contains the "marker" line. */ +#define B43_MARKER_ID_REG 2 +#define B43_MARKER_LINE_REG 3 + +/* The firmware register to fetch the panic reason from. */ +#define B43_FWPANIC_REASON_REG 3 +/* Firmware panic reason codes */ +#define B43_FWPANIC_DIE 0 /* Firmware died. Don't auto-restart it. */ +#define B43_FWPANIC_RESTART 1 /* Firmware died. Schedule a controller reset. */ + +/* The firmware register that contains the watchdog counter. */ +#define B43_WATCHDOG_REG 1 + +/* Device specific rate values. + * The actual values defined here are (rate_in_mbps * 2). + * Some code depends on this. Don't change it. */ +#define B43_CCK_RATE_1MB 0x02 +#define B43_CCK_RATE_2MB 0x04 +#define B43_CCK_RATE_5MB 0x0B +#define B43_CCK_RATE_11MB 0x16 +#define B43_OFDM_RATE_6MB 0x0C +#define B43_OFDM_RATE_9MB 0x12 +#define B43_OFDM_RATE_12MB 0x18 +#define B43_OFDM_RATE_18MB 0x24 +#define B43_OFDM_RATE_24MB 0x30 +#define B43_OFDM_RATE_36MB 0x48 +#define B43_OFDM_RATE_48MB 0x60 +#define B43_OFDM_RATE_54MB 0x6C +/* Convert a b43 rate value to a rate in 100kbps */ +#define B43_RATE_TO_BASE100KBPS(rate) (((rate) * 10) / 2) + +#define B43_DEFAULT_SHORT_RETRY_LIMIT 7 +#define B43_DEFAULT_LONG_RETRY_LIMIT 4 + +#define B43_PHY_TX_BADNESS_LIMIT 1000 + +/* Max size of a security key */ +#define B43_SEC_KEYSIZE 16 +/* Max number of group keys */ +#define B43_NR_GROUP_KEYS 4 +/* Max number of pairwise keys */ +#define B43_NR_PAIRWISE_KEYS 50 +/* Security algorithms. */ +enum { + B43_SEC_ALGO_NONE = 0, /* unencrypted, as of TX header. */ + B43_SEC_ALGO_WEP40, + B43_SEC_ALGO_TKIP, + B43_SEC_ALGO_AES, + B43_SEC_ALGO_WEP104, + B43_SEC_ALGO_AES_LEGACY, +}; + +struct b43_dmaring; + +/* The firmware file header */ +#define B43_FW_TYPE_UCODE 'u' +#define B43_FW_TYPE_PCM 'p' +#define B43_FW_TYPE_IV 'i' +struct b43_fw_header { + /* File type */ + u8 type; + /* File format version */ + u8 ver; + u8 __padding[2]; + /* Size of the data. For ucode and PCM this is in bytes. + * For IV this is number-of-ivs. */ + __be32 size; +} __packed; + +/* Initial Value file format */ +#define B43_IV_OFFSET_MASK 0x7FFF +#define B43_IV_32BIT 0x8000 +struct b43_iv { + __be16 offset_size; + union { + __be16 d16; + __be32 d32; + } data __packed; +} __packed; + + +/* Data structures for DMA transmission, per 80211 core. */ +struct b43_dma { + struct b43_dmaring *tx_ring_AC_BK; /* Background */ + struct b43_dmaring *tx_ring_AC_BE; /* Best Effort */ + struct b43_dmaring *tx_ring_AC_VI; /* Video */ + struct b43_dmaring *tx_ring_AC_VO; /* Voice */ + struct b43_dmaring *tx_ring_mcast; /* Multicast */ + + struct b43_dmaring *rx_ring; + + u32 translation; /* Routing bits */ + bool translation_in_low; /* Should translation bit go into low addr? */ + bool parity; /* Check for parity */ +}; + +struct b43_pio_txqueue; +struct b43_pio_rxqueue; + +/* Data structures for PIO transmission, per 80211 core. */ +struct b43_pio { + struct b43_pio_txqueue *tx_queue_AC_BK; /* Background */ + struct b43_pio_txqueue *tx_queue_AC_BE; /* Best Effort */ + struct b43_pio_txqueue *tx_queue_AC_VI; /* Video */ + struct b43_pio_txqueue *tx_queue_AC_VO; /* Voice */ + struct b43_pio_txqueue *tx_queue_mcast; /* Multicast */ + + struct b43_pio_rxqueue *rx_queue; +}; + +/* Context information for a noise calculation (Link Quality). */ +struct b43_noise_calculation { + bool calculation_running; + u8 nr_samples; + s8 samples[8][4]; +}; + +struct b43_stats { + u8 link_noise; +}; + +struct b43_key { + /* If keyconf is NULL, this key is disabled. + * keyconf is a cookie. Don't derefenrence it outside of the set_key + * path, because b43 doesn't own it. */ + struct ieee80211_key_conf *keyconf; + u8 algorithm; +}; + +/* SHM offsets to the QOS data structures for the 4 different queues. */ +#define B43_QOS_QUEUE_NUM 4 +#define B43_QOS_PARAMS(queue) (B43_SHM_SH_EDCFQ + \ + (B43_NR_QOSPARAMS * sizeof(u16) * (queue))) +#define B43_QOS_BACKGROUND B43_QOS_PARAMS(0) +#define B43_QOS_BESTEFFORT B43_QOS_PARAMS(1) +#define B43_QOS_VIDEO B43_QOS_PARAMS(2) +#define B43_QOS_VOICE B43_QOS_PARAMS(3) + +/* QOS parameter hardware data structure offsets. */ +#define B43_NR_QOSPARAMS 16 +enum { + B43_QOSPARAM_TXOP = 0, + B43_QOSPARAM_CWMIN, + B43_QOSPARAM_CWMAX, + B43_QOSPARAM_CWCUR, + B43_QOSPARAM_AIFS, + B43_QOSPARAM_BSLOTS, + B43_QOSPARAM_REGGAP, + B43_QOSPARAM_STATUS, +}; + +/* QOS parameters for a queue. */ +struct b43_qos_params { + /* The QOS parameters */ + struct ieee80211_tx_queue_params p; +}; + +struct b43_wl; + +/* The type of the firmware file. */ +enum b43_firmware_file_type { + B43_FWTYPE_PROPRIETARY, + B43_FWTYPE_OPENSOURCE, + B43_NR_FWTYPES, +}; + +/* Context data for fetching firmware. */ +struct b43_request_fw_context { + /* The device we are requesting the fw for. */ + struct b43_wldev *dev; + /* a pointer to the firmware object */ + const struct firmware *blob; + /* The type of firmware to request. */ + enum b43_firmware_file_type req_type; + /* Error messages for each firmware type. */ + char errors[B43_NR_FWTYPES][128]; + /* Temporary buffer for storing the firmware name. */ + char fwname[64]; + /* A fatal error occurred while requesting. Firmware request + * can not continue, as any other request will also fail. */ + int fatal_failure; +}; + +/* In-memory representation of a cached microcode file. */ +struct b43_firmware_file { + const char *filename; + const struct firmware *data; + /* Type of the firmware file name. Note that this does only indicate + * the type by the firmware name. NOT the file contents. + * If you want to check for proprietary vs opensource, use (struct b43_firmware)->opensource + * instead! The (struct b43_firmware)->opensource flag is derived from the actual firmware + * binary code, not just the filename. + */ + enum b43_firmware_file_type type; +}; + +enum b43_firmware_hdr_format { + B43_FW_HDR_598, + B43_FW_HDR_410, + B43_FW_HDR_351, +}; + +/* Pointers to the firmware data and meta information about it. */ +struct b43_firmware { + /* Microcode */ + struct b43_firmware_file ucode; + /* PCM code */ + struct b43_firmware_file pcm; + /* Initial MMIO values for the firmware */ + struct b43_firmware_file initvals; + /* Initial MMIO values for the firmware, band-specific */ + struct b43_firmware_file initvals_band; + + /* Firmware revision */ + u16 rev; + /* Firmware patchlevel */ + u16 patch; + + /* Format of header used by firmware */ + enum b43_firmware_hdr_format hdr_format; + + /* Set to true, if we are using an opensource firmware. + * Use this to check for proprietary vs opensource. */ + bool opensource; + /* Set to true, if the core needs a PCM firmware, but + * we failed to load one. This is always false for + * core rev > 10, as these don't need PCM firmware. */ + bool pcm_request_failed; +}; + +enum b43_band { + B43_BAND_2G = 0, + B43_BAND_5G_LO = 1, + B43_BAND_5G_MI = 2, + B43_BAND_5G_HI = 3, +}; + +/* Device (802.11 core) initialization status. */ +enum { + B43_STAT_UNINIT = 0, /* Uninitialized. */ + B43_STAT_INITIALIZED = 1, /* Initialized, but not started, yet. */ + B43_STAT_STARTED = 2, /* Up and running. */ +}; +#define b43_status(wldev) atomic_read(&(wldev)->__init_status) +#define b43_set_status(wldev, stat) do { \ + atomic_set(&(wldev)->__init_status, (stat)); \ + smp_wmb(); \ + } while (0) + +/* Data structure for one wireless device (802.11 core) */ +struct b43_wldev { + struct b43_bus_dev *dev; + struct b43_wl *wl; + /* a completion event structure needed if this call is asynchronous */ + struct completion fw_load_complete; + + /* The device initialization status. + * Use b43_status() to query. */ + atomic_t __init_status; + + bool bad_frames_preempt; /* Use "Bad Frames Preemption" (default off) */ + bool dfq_valid; /* Directed frame queue valid (IBSS PS mode, ATIM) */ + bool radio_hw_enable; /* saved state of radio hardware enabled state */ + bool qos_enabled; /* TRUE, if QoS is used. */ + bool hwcrypto_enabled; /* TRUE, if HW crypto acceleration is enabled. */ + bool use_pio; /* TRUE if next init should use PIO */ + + /* PHY/Radio device. */ + struct b43_phy phy; + + union { + /* DMA engines. */ + struct b43_dma dma; + /* PIO engines. */ + struct b43_pio pio; + }; + /* Use b43_using_pio_transfers() to check whether we are using + * DMA or PIO data transfers. */ + bool __using_pio_transfers; + + /* Various statistics about the physical device. */ + struct b43_stats stats; + + /* Reason code of the last interrupt. */ + u32 irq_reason; + u32 dma_reason[6]; + /* The currently active generic-interrupt mask. */ + u32 irq_mask; + + /* Link Quality calculation context. */ + struct b43_noise_calculation noisecalc; + /* if > 0 MAC is suspended. if == 0 MAC is enabled. */ + int mac_suspended; + + /* Periodic tasks */ + struct delayed_work periodic_work; + unsigned int periodic_state; + + struct work_struct restart_work; + + /* encryption/decryption */ + u16 ktp; /* Key table pointer */ + struct b43_key key[B43_NR_GROUP_KEYS * 2 + B43_NR_PAIRWISE_KEYS]; + + /* Firmware data */ + struct b43_firmware fw; + + /* Devicelist in struct b43_wl (all 802.11 cores) */ + struct list_head list; + + /* Debugging stuff follows. */ +#ifdef CONFIG_B43_DEBUG + struct b43_dfsentry *dfsentry; + unsigned int irq_count; + unsigned int irq_bit_count[32]; + unsigned int tx_count; + unsigned int rx_count; +#endif +}; + +/* Data structure for the WLAN parts (802.11 cores) of the b43 chip. */ +struct b43_wl { + /* Pointer to the active wireless device on this chip */ + struct b43_wldev *current_dev; + /* Pointer to the ieee80211 hardware data structure */ + struct ieee80211_hw *hw; + + /* Global driver mutex. Every operation must run with this mutex locked. */ + struct mutex mutex; + /* Hard-IRQ spinlock. This lock protects things used in the hard-IRQ + * handler, only. This basically is just the IRQ mask register. */ + spinlock_t hardirq_lock; + + /* Set this if we call ieee80211_register_hw() and check if we call + * ieee80211_unregister_hw(). */ + bool hw_registred; + + /* We can only have one operating interface (802.11 core) + * at a time. General information about this interface follows. + */ + + struct ieee80211_vif *vif; + /* The MAC address of the operating interface. */ + u8 mac_addr[ETH_ALEN]; + /* Current BSSID */ + u8 bssid[ETH_ALEN]; + /* Interface type. (NL80211_IFTYPE_XXX) */ + int if_type; + /* Is the card operating in AP, STA or IBSS mode? */ + bool operating; + /* filter flags */ + unsigned int filter_flags; + /* Stats about the wireless interface */ + struct ieee80211_low_level_stats ieee_stats; + +#ifdef CONFIG_B43_HWRNG + struct hwrng rng; + bool rng_initialized; + char rng_name[30 + 1]; +#endif /* CONFIG_B43_HWRNG */ + + bool radiotap_enabled; + bool radio_enabled; + + /* The beacon we are currently using (AP or IBSS mode). */ + struct sk_buff *current_beacon; + bool beacon0_uploaded; + bool beacon1_uploaded; + bool beacon_templates_virgin; /* Never wrote the templates? */ + struct work_struct beacon_update_trigger; + spinlock_t beacon_lock; + + /* The current QOS parameters for the 4 queues. */ + struct b43_qos_params qos_params[B43_QOS_QUEUE_NUM]; + + /* Work for adjustment of the transmission power. + * This is scheduled when we determine that the actual TX output + * power doesn't match what we want. */ + struct work_struct txpower_adjust_work; + + /* Packet transmit work */ + struct work_struct tx_work; + + /* Queue of packets to be transmitted. */ + struct sk_buff_head tx_queue[B43_QOS_QUEUE_NUM]; + + /* Flag that implement the queues stopping. */ + bool tx_queue_stopped[B43_QOS_QUEUE_NUM]; + + /* firmware loading work */ + struct work_struct firmware_load; + + /* The device LEDs. */ + struct b43_leds leds; + + /* Kmalloc'ed scratch space for PIO TX/RX. Protected by wl->mutex. */ + u8 pio_scratchspace[118] __attribute__((__aligned__(8))); + u8 pio_tailspace[4] __attribute__((__aligned__(8))); +}; + +static inline struct b43_wl *hw_to_b43_wl(struct ieee80211_hw *hw) +{ + return hw->priv; +} + +static inline struct b43_wldev *dev_to_b43_wldev(struct device *dev) +{ + struct ssb_device *ssb_dev = dev_to_ssb_dev(dev); + return ssb_get_drvdata(ssb_dev); +} + +/* Is the device operating in a specified mode (NL80211_IFTYPE_XXX). */ +static inline int b43_is_mode(struct b43_wl *wl, int type) +{ + return (wl->operating && wl->if_type == type); +} + +/** + * b43_current_band - Returns the currently used band. + * Returns one of IEEE80211_BAND_2GHZ and IEEE80211_BAND_5GHZ. + */ +static inline enum ieee80211_band b43_current_band(struct b43_wl *wl) +{ + return wl->hw->conf.chandef.chan->band; +} + +static inline int b43_bus_may_powerdown(struct b43_wldev *wldev) +{ + return wldev->dev->bus_may_powerdown(wldev->dev); +} +static inline int b43_bus_powerup(struct b43_wldev *wldev, bool dynamic_pctl) +{ + return wldev->dev->bus_powerup(wldev->dev, dynamic_pctl); +} +static inline int b43_device_is_enabled(struct b43_wldev *wldev) +{ + return wldev->dev->device_is_enabled(wldev->dev); +} +static inline void b43_device_enable(struct b43_wldev *wldev, + u32 core_specific_flags) +{ + wldev->dev->device_enable(wldev->dev, core_specific_flags); +} +static inline void b43_device_disable(struct b43_wldev *wldev, + u32 core_specific_flags) +{ + wldev->dev->device_disable(wldev->dev, core_specific_flags); +} + +static inline u16 b43_read16(struct b43_wldev *dev, u16 offset) +{ + return dev->dev->read16(dev->dev, offset); +} + +static inline void b43_write16(struct b43_wldev *dev, u16 offset, u16 value) +{ + dev->dev->write16(dev->dev, offset, value); +} + +/* To optimize this check for flush_writes on BCM47XX_BCMA only. */ +static inline void b43_write16f(struct b43_wldev *dev, u16 offset, u16 value) +{ + b43_write16(dev, offset, value); +#if defined(CONFIG_BCM47XX_BCMA) + if (dev->dev->flush_writes) + b43_read16(dev, offset); +#endif +} + +static inline void b43_maskset16(struct b43_wldev *dev, u16 offset, u16 mask, + u16 set) +{ + b43_write16(dev, offset, (b43_read16(dev, offset) & mask) | set); +} + +static inline u32 b43_read32(struct b43_wldev *dev, u16 offset) +{ + return dev->dev->read32(dev->dev, offset); +} + +static inline void b43_write32(struct b43_wldev *dev, u16 offset, u32 value) +{ + dev->dev->write32(dev->dev, offset, value); +} + +static inline void b43_maskset32(struct b43_wldev *dev, u16 offset, u32 mask, + u32 set) +{ + b43_write32(dev, offset, (b43_read32(dev, offset) & mask) | set); +} + +static inline void b43_block_read(struct b43_wldev *dev, void *buffer, + size_t count, u16 offset, u8 reg_width) +{ + dev->dev->block_read(dev->dev, buffer, count, offset, reg_width); +} + +static inline void b43_block_write(struct b43_wldev *dev, const void *buffer, + size_t count, u16 offset, u8 reg_width) +{ + dev->dev->block_write(dev->dev, buffer, count, offset, reg_width); +} + +static inline bool b43_using_pio_transfers(struct b43_wldev *dev) +{ + return dev->__using_pio_transfers; +} + +/* Message printing */ +__printf(2, 3) void b43info(struct b43_wl *wl, const char *fmt, ...); +__printf(2, 3) void b43err(struct b43_wl *wl, const char *fmt, ...); +__printf(2, 3) void b43warn(struct b43_wl *wl, const char *fmt, ...); +__printf(2, 3) void b43dbg(struct b43_wl *wl, const char *fmt, ...); + + +/* A WARN_ON variant that vanishes when b43 debugging is disabled. + * This _also_ evaluates the arg with debugging disabled. */ +#if B43_DEBUG +# define B43_WARN_ON(x) WARN_ON(x) +#else +static inline bool __b43_warn_on_dummy(bool x) { return x; } +# define B43_WARN_ON(x) __b43_warn_on_dummy(unlikely(!!(x))) +#endif + +/* Convert an integer to a Q5.2 value */ +#define INT_TO_Q52(i) ((i) << 2) +/* Convert a Q5.2 value to an integer (precision loss!) */ +#define Q52_TO_INT(q52) ((q52) >> 2) +/* Macros for printing a value in Q5.2 format */ +#define Q52_FMT "%u.%u" +#define Q52_ARG(q52) Q52_TO_INT(q52), ((((q52) & 0x3) * 100) / 4) + +#endif /* B43_H_ */ |