#ifndef B43_H_ #define B43_H_ #include #include #include #include #include #include #include "debugfs.h" #include "leds.h" #include "rfkill.h" #include "lo.h" #include "phy.h" #ifdef CONFIG_B43_DEBUG # define B43_DEBUG 1 #else # define B43_DEBUG 0 #endif #define B43_RX_MAX_SSI 60 /* 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 #define B43_MMIO_STATUS2_BITFIELD 0x124 #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 */ #define B43_MMIO_PIO1_BASE 0x300 #define B43_MMIO_PIO2_BASE 0x310 #define B43_MMIO_PIO3_BASE 0x320 #define B43_MMIO_PIO4_BASE 0x330 #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_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_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_POWERUP_DELAY 0x6A8 /* 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 */ /* 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_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_HOSTFHI 0x0060 /* 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 */ /* 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 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_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) */ /* 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_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 0x00000001 /* ucode antenna div helper */ #define B43_HF_SYMW 0x00000002 /* G-PHY SYM workaround */ #define B43_HF_RXPULLW 0x00000004 /* RX pullup workaround */ #define B43_HF_CCKBOOST 0x00000008 /* 4dB CCK power boost (exclusive with OFDM boost) */ #define B43_HF_BTCOEX 0x00000010 /* Bluetooth coexistance */ #define B43_HF_GDCW 0x00000020 /* G-PHY DV canceller filter bw workaround */ #define B43_HF_OFDMPABOOST 0x00000040 /* Enable PA gain boost for OFDM */ #define B43_HF_ACPR 0x00000080 /* Disable for Japan, channel 14 */ #define B43_HF_EDCF 0x00000100 /* on if WME and MAC suspended */ #define B43_HF_TSSIRPSMW 0x00000200 /* TSSI reset PSM ucode workaround */ #define B43_HF_DSCRQ 0x00000400 /* Disable slow clock request in ucode */ #define B43_HF_ACIW 0x00000800 /* ACI workaround: shift bits by 2 on PHY CRS */ #define B43_HF_2060W 0x00001000 /* 2060 radio workaround */ #define B43_HF_RADARW 0x00002000 /* Radar workaround */ #define B43_HF_USEDEFKEYS 0x00004000 /* Enable use of default keys */ #define B43_HF_BT4PRIOCOEX 0x00010000 /* Bluetooth 2-priority coexistance */ #define B43_HF_FWKUP 0x00020000 /* Fast wake-up ucode */ #define B43_HF_VCORECALC 0x00040000 /* Force VCO recalculation when powering up synthpu */ #define B43_HF_PCISCW 0x00080000 /* PCI slow clock workaround */ #define B43_HF_4318TSSI 0x00200000 /* 4318 TSSI */ #define B43_HF_FBCMCFIFO 0x00400000 /* Flush bcast/mcast FIFO immediately */ #define B43_HF_HWPCTL 0x00800000 /* Enable hardwarre power control */ #define B43_HF_BTCOEXALT 0x01000000 /* Bluetooth coexistance in alternate pins */ #define B43_HF_TXBTCHECK 0x02000000 /* Bluetooth check during transmission */ #define B43_HF_SKCFPUP 0x04000000 /* Skip CFP update */ /* 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 /* 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_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 */ /* 802.11 core specific TM State Low flags */ #define B43_TMSLOW_GMODE 0x20000000 /* G Mode Enable */ #define B43_TMSLOW_PLLREFSEL 0x00200000 /* PLL Frequency Reference Select */ #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 flags */ #define B43_TMSHIGH_FCLOCK 0x00040000 /* Fast Clock Available (rev >= 5) */ #define B43_TMSHIGH_APHY 0x00020000 /* A-PHY available (rev >= 5) */ #define B43_TMSHIGH_GPHY 0x00010000 /* G-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_MAC_SUSPENDED | \ B43_IRQ_BEACON | \ 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) /* 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 /* 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; struct b43_pioqueue; /* 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; } __attribute__((__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 __attribute__((__packed__)); } __attribute__((__packed__)); #define B43_PHYMODE(phytype) (1 << (phytype)) #define B43_PHYMODE_A B43_PHYMODE(B43_PHYTYPE_A) #define B43_PHYMODE_B B43_PHYMODE(B43_PHYTYPE_B) #define B43_PHYMODE_G B43_PHYMODE(B43_PHYTYPE_G) struct b43_phy { /* Possible PHYMODEs on this PHY */ u8 possible_phymodes; /* GMODE bit enabled? */ bool gmode; /* Possible ieee80211 subsystem hwmodes for this PHY. * Which mode is selected, depends on thr GMODE enabled bit */ #define B43_MAX_PHYHWMODES 2 struct ieee80211_hw_mode hwmodes[B43_MAX_PHYHWMODES]; /* Analog Type */ u8 analog; /* B43_PHYTYPE_ */ u8 type; /* PHY revision number. */ u8 rev; /* Radio versioning */ u16 radio_manuf; /* Radio manufacturer */ u16 radio_ver; /* Radio version */ u8 radio_rev; /* Radio revision */ bool locked; /* Only used in b43_phy_{un}lock() */ bool dyn_tssi_tbl; /* tssi2dbm is kmalloc()ed. */ /* ACI (adjacent channel interference) flags. */ bool aci_enable; bool aci_wlan_automatic; bool aci_hw_rssi; /* Radio switched on/off */ bool radio_on; struct { /* Values saved when turning the radio off. * They are needed when turning it on again. */ bool valid; u16 rfover; u16 rfoverval; } radio_off_context; u16 minlowsig[2]; u16 minlowsigpos[2]; /* TSSI to dBm table in use */ const s8 *tssi2dbm; /* Target idle TSSI */ int tgt_idle_tssi; /* Current idle TSSI */ int cur_idle_tssi; /* LocalOscillator control values. */ struct b43_txpower_lo_control *lo_control; /* Values from b43_calc_loopback_gain() */ s16 max_lb_gain; /* Maximum Loopback gain in hdB */ s16 trsw_rx_gain; /* TRSW RX gain in hdB */ s16 lna_lod_gain; /* LNA lod */ s16 lna_gain; /* LNA */ s16 pga_gain; /* PGA */ /* PHY lock for core.rev < 3 * This lock is only used by b43_phy_{un}lock() */ spinlock_t lock; /* Desired TX power level (in dBm). * This is set by the user and adjusted in b43_phy_xmitpower(). */ u8 power_level; /* A-PHY TX Power control value. */ u16 txpwr_offset; /* Current TX power level attenuation control values */ struct b43_bbatt bbatt; struct b43_rfatt rfatt; u8 tx_control; /* B43_TXCTL_XXX */ #ifdef CONFIG_B43_DEBUG bool manual_txpower_control; /* Manual TX-power control enabled? */ #endif /* Hardware Power Control enabled? */ bool hardware_power_control; /* Current Interference Mitigation mode */ int interfmode; /* Stack of saved values from the Interference Mitigation code. * Each value in the stack is layed out as follows: * bit 0-11: offset * bit 12-15: register ID * bit 16-32: value * register ID is: 0x1 PHY, 0x2 Radio, 0x3 ILT */ #define B43_INTERFSTACK_SIZE 26 u32 interfstack[B43_INTERFSTACK_SIZE]; //FIXME: use a data structure /* Saved values from the NRSSI Slope calculation */ s16 nrssi[2]; s32 nrssislope; /* In memory nrssi lookup table. */ s8 nrssi_lt[64]; /* current channel */ u8 channel; u16 lofcal; u16 initval; //FIXME rename? /* PHY TX errors counter. */ atomic_t txerr_cnt; /* The device does address auto increment for the OFDM tables. * We cache the previously used address here and omit the address * write on the next table access, if possible. */ u16 ofdmtab_addr; /* The address currently set in hardware. */ enum { /* The last data flow direction. */ B43_OFDMTAB_DIRECTION_UNKNOWN = 0, B43_OFDMTAB_DIRECTION_READ, B43_OFDMTAB_DIRECTION_WRITE, } ofdmtab_addr_direction; }; /* Data structures for DMA transmission, per 80211 core. */ struct b43_dma { struct b43_dmaring *tx_ring0; struct b43_dmaring *tx_ring1; struct b43_dmaring *tx_ring2; struct b43_dmaring *tx_ring3; struct b43_dmaring *tx_ring4; struct b43_dmaring *tx_ring5; struct b43_dmaring *rx_ring0; struct b43_dmaring *rx_ring3; /* only available on core.rev < 5 */ }; /* Data structures for PIO transmission, per 80211 core. */ struct b43_pio { struct b43_pioqueue *queue0; struct b43_pioqueue *queue1; struct b43_pioqueue *queue2; struct b43_pioqueue *queue3; }; /* Context information for a noise calculation (Link Quality). */ struct b43_noise_calculation { u8 channel_at_start; bool calculation_running; u8 nr_samples; s8 samples[8][4]; }; struct b43_stats { u8 link_noise; /* Store the last TX/RX times here for updating the leds. */ unsigned long last_tx; unsigned long last_rx; }; 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; }; struct b43_wldev; /* 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; spinlock_t irq_lock; struct mutex mutex; spinlock_t leds_lock; /* We can only have one operating interface (802.11 core) * at a time. General information about this interface follows. */ /* Opaque ID of the operating interface from the ieee80211 * subsystem. Do not modify. */ int if_id; /* The MAC address of the operating interface. */ u8 mac_addr[ETH_ALEN]; /* Current BSSID */ u8 bssid[ETH_ALEN]; /* Interface type. (IEEE80211_IF_TYPE_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; struct hwrng rng; u8 rng_initialized; char rng_name[30 + 1]; /* The RF-kill button */ struct b43_rfkill rfkill; /* List of all wireless devices on this chip */ struct list_head devlist; u8 nr_devs; bool radiotap_enabled; }; /* Pointers to the firmware data and meta information about it. */ struct b43_firmware { /* Microcode */ const struct firmware *ucode; /* PCM code */ const struct firmware *pcm; /* Initial MMIO values for the firmware */ const struct firmware *initvals; /* Initial MMIO values for the firmware, band-specific */ const struct firmware *initvals_band; /* Firmware revision */ u16 rev; /* Firmware patchlevel */ u16 patch; }; /* 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) /* XXX--- HOW LOCKING WORKS IN B43 ---XXX * * You should always acquire both, wl->mutex and wl->irq_lock unless: * - You don't need to acquire wl->irq_lock, if the interface is stopped. * - You don't need to acquire wl->mutex in the IRQ handler, IRQ tasklet * and packet TX path (and _ONLY_ there.) */ /* Data structure for one wireless device (802.11 core) */ struct b43_wldev { struct ssb_device *dev; struct b43_wl *wl; /* The device initialization status. * Use b43_status() to query. */ atomic_t __init_status; /* Saved init status for handling suspend. */ int suspend_init_status; bool __using_pio; /* Internal, use b43_using_pio(). */ bool bad_frames_preempt; /* Use "Bad Frames Preemption" (default off) */ bool reg124_set_0x4; /* Some variable to keep track of IRQ stuff. */ bool short_preamble; /* TRUE, if short preamble is enabled. */ bool short_slot; /* TRUE, if short slot timing is enabled. */ bool radio_hw_enable; /* saved state of radio hardware enabled state */ /* PHY/Radio device. */ struct b43_phy phy; union { /* DMA engines. */ struct b43_dma dma; /* PIO engines. */ struct b43_pio pio; }; /* Various statistics about the physical device. */ struct b43_stats stats; /* The device LEDs. */ struct b43_led led_tx; struct b43_led led_rx; struct b43_led led_assoc; struct b43_led led_radio; /* Reason code of the last interrupt. */ u32 irq_reason; u32 dma_reason[6]; /* saved irq enable/disable state bitfield. */ u32 irq_savedstate; /* Link Quality calculation context. */ struct b43_noise_calculation noisecalc; /* if > 0 MAC is suspended. if == 0 MAC is enabled. */ int mac_suspended; /* Interrupt Service Routine tasklet (bottom-half) */ struct tasklet_struct isr_tasklet; /* Periodic tasks */ struct delayed_work periodic_work; unsigned int periodic_state; struct work_struct restart_work; /* encryption/decryption */ u16 ktp; /* Key table pointer */ u8 max_nr_keys; struct b43_key key[58]; /* Cached beacon template while uploading the template. */ struct sk_buff *cached_beacon; /* 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; #endif }; static inline struct b43_wl *hw_to_b43_wl(struct ieee80211_hw *hw) { return hw->priv; } /* Helper function, which returns a boolean. * TRUE, if PIO is used; FALSE, if DMA is used. */ #if defined(CONFIG_B43_DMA) && defined(CONFIG_B43_PIO) static inline int b43_using_pio(struct b43_wldev *dev) { return dev->__using_pio; } #elif defined(CONFIG_B43_DMA) static inline int b43_using_pio(struct b43_wldev *dev) { return 0; } #elif defined(CONFIG_B43_PIO) static inline int b43_using_pio(struct b43_wldev *dev) { return 1; } #else # error "Using neither DMA nor PIO? Confused..." #endif 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 (IEEE80211_IF_TYPE_XXX). */ static inline int b43_is_mode(struct b43_wl *wl, int type) { return (wl->operating && wl->if_type == type); } static inline u16 b43_read16(struct b43_wldev *dev, u16 offset) { return ssb_read16(dev->dev, offset); } static inline void b43_write16(struct b43_wldev *dev, u16 offset, u16 value) { ssb_write16(dev->dev, offset, value); } static inline u32 b43_read32(struct b43_wldev *dev, u16 offset) { return ssb_read32(dev->dev, offset); } static inline void b43_write32(struct b43_wldev *dev, u16 offset, u32 value) { ssb_write32(dev->dev, offset, value); } /* Message printing */ void b43info(struct b43_wl *wl, const char *fmt, ...) __attribute__ ((format(printf, 2, 3))); void b43err(struct b43_wl *wl, const char *fmt, ...) __attribute__ ((format(printf, 2, 3))); void b43warn(struct b43_wl *wl, const char *fmt, ...) __attribute__ ((format(printf, 2, 3))); #if B43_DEBUG void b43dbg(struct b43_wl *wl, const char *fmt, ...) __attribute__ ((format(printf, 2, 3))); #else /* DEBUG */ # define b43dbg(wl, fmt...) do { /* nothing */ } while (0) #endif /* DEBUG */ /* 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 /** Limit a value between two limits */ #ifdef limit_value # undef limit_value #endif #define limit_value(value, min, max) \ ({ \ typeof(value) __value = (value); \ typeof(value) __min = (min); \ typeof(value) __max = (max); \ if (__value < __min) \ __value = __min; \ else if (__value > __max) \ __value = __max; \ __value; \ }) /* 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_ */