1 /* SPDX-License-Identifier: GPL-2.0 */ 2 #ifndef B43_H_ 3 #define B43_H_ 4 5 #include <linux/kernel.h> 6 #include <linux/spinlock.h> 7 #include <linux/interrupt.h> 8 #include <linux/hw_random.h> 9 #include <linux/bcma/bcma.h> 10 #include <linux/ssb/ssb.h> 11 #include <linux/completion.h> 12 #include <net/mac80211.h> 13 14 #include "debugfs.h" 15 #include "leds.h" 16 #include "rfkill.h" 17 #include "bus.h" 18 #include "lo.h" 19 #include "phy_common.h" 20 21 22 #ifdef CONFIG_B43_DEBUG 23 # define B43_DEBUG 1 24 #else 25 # define B43_DEBUG 0 26 #endif 27 28 /* MMIO offsets */ 29 #define B43_MMIO_DMA0_REASON 0x20 30 #define B43_MMIO_DMA0_IRQ_MASK 0x24 31 #define B43_MMIO_DMA1_REASON 0x28 32 #define B43_MMIO_DMA1_IRQ_MASK 0x2C 33 #define B43_MMIO_DMA2_REASON 0x30 34 #define B43_MMIO_DMA2_IRQ_MASK 0x34 35 #define B43_MMIO_DMA3_REASON 0x38 36 #define B43_MMIO_DMA3_IRQ_MASK 0x3C 37 #define B43_MMIO_DMA4_REASON 0x40 38 #define B43_MMIO_DMA4_IRQ_MASK 0x44 39 #define B43_MMIO_DMA5_REASON 0x48 40 #define B43_MMIO_DMA5_IRQ_MASK 0x4C 41 #define B43_MMIO_MACCTL 0x120 /* MAC control */ 42 #define B43_MMIO_MACCMD 0x124 /* MAC command */ 43 #define B43_MMIO_GEN_IRQ_REASON 0x128 44 #define B43_MMIO_GEN_IRQ_MASK 0x12C 45 #define B43_MMIO_RAM_CONTROL 0x130 46 #define B43_MMIO_RAM_DATA 0x134 47 #define B43_MMIO_PS_STATUS 0x140 48 #define B43_MMIO_RADIO_HWENABLED_HI 0x158 49 #define B43_MMIO_MAC_HW_CAP 0x15C /* MAC capabilities (corerev >= 13) */ 50 #define B43_MMIO_SHM_CONTROL 0x160 51 #define B43_MMIO_SHM_DATA 0x164 52 #define B43_MMIO_SHM_DATA_UNALIGNED 0x166 53 #define B43_MMIO_XMITSTAT_0 0x170 54 #define B43_MMIO_XMITSTAT_1 0x174 55 #define B43_MMIO_REV3PLUS_TSF_LOW 0x180 /* core rev >= 3 only */ 56 #define B43_MMIO_REV3PLUS_TSF_HIGH 0x184 /* core rev >= 3 only */ 57 #define B43_MMIO_TSF_CFP_REP 0x188 58 #define B43_MMIO_TSF_CFP_START 0x18C 59 #define B43_MMIO_TSF_CFP_MAXDUR 0x190 60 61 /* 32-bit DMA */ 62 #define B43_MMIO_DMA32_BASE0 0x200 63 #define B43_MMIO_DMA32_BASE1 0x220 64 #define B43_MMIO_DMA32_BASE2 0x240 65 #define B43_MMIO_DMA32_BASE3 0x260 66 #define B43_MMIO_DMA32_BASE4 0x280 67 #define B43_MMIO_DMA32_BASE5 0x2A0 68 /* 64-bit DMA */ 69 #define B43_MMIO_DMA64_BASE0 0x200 70 #define B43_MMIO_DMA64_BASE1 0x240 71 #define B43_MMIO_DMA64_BASE2 0x280 72 #define B43_MMIO_DMA64_BASE3 0x2C0 73 #define B43_MMIO_DMA64_BASE4 0x300 74 #define B43_MMIO_DMA64_BASE5 0x340 75 76 /* PIO on core rev < 11 */ 77 #define B43_MMIO_PIO_BASE0 0x300 78 #define B43_MMIO_PIO_BASE1 0x310 79 #define B43_MMIO_PIO_BASE2 0x320 80 #define B43_MMIO_PIO_BASE3 0x330 81 #define B43_MMIO_PIO_BASE4 0x340 82 #define B43_MMIO_PIO_BASE5 0x350 83 #define B43_MMIO_PIO_BASE6 0x360 84 #define B43_MMIO_PIO_BASE7 0x370 85 /* PIO on core rev >= 11 */ 86 #define B43_MMIO_PIO11_BASE0 0x200 87 #define B43_MMIO_PIO11_BASE1 0x240 88 #define B43_MMIO_PIO11_BASE2 0x280 89 #define B43_MMIO_PIO11_BASE3 0x2C0 90 #define B43_MMIO_PIO11_BASE4 0x300 91 #define B43_MMIO_PIO11_BASE5 0x340 92 93 #define B43_MMIO_RADIO24_CONTROL 0x3D8 /* core rev >= 24 only */ 94 #define B43_MMIO_RADIO24_DATA 0x3DA /* core rev >= 24 only */ 95 #define B43_MMIO_PHY_VER 0x3E0 96 #define B43_MMIO_PHY_RADIO 0x3E2 97 #define B43_MMIO_PHY0 0x3E6 98 #define B43_MMIO_ANTENNA 0x3E8 99 #define B43_MMIO_CHANNEL 0x3F0 100 #define B43_MMIO_CHANNEL_EXT 0x3F4 101 #define B43_MMIO_RADIO_CONTROL 0x3F6 102 #define B43_MMIO_RADIO_DATA_HIGH 0x3F8 103 #define B43_MMIO_RADIO_DATA_LOW 0x3FA 104 #define B43_MMIO_PHY_CONTROL 0x3FC 105 #define B43_MMIO_PHY_DATA 0x3FE 106 #define B43_MMIO_MACFILTER_CONTROL 0x420 107 #define B43_MMIO_MACFILTER_DATA 0x422 108 #define B43_MMIO_RCMTA_COUNT 0x43C 109 #define B43_MMIO_PSM_PHY_HDR 0x492 110 #define B43_MMIO_RADIO_HWENABLED_LO 0x49A 111 #define B43_MMIO_GPIO_CONTROL 0x49C 112 #define B43_MMIO_GPIO_MASK 0x49E 113 #define B43_MMIO_TXE0_CTL 0x500 114 #define B43_MMIO_TXE0_AUX 0x502 115 #define B43_MMIO_TXE0_TS_LOC 0x504 116 #define B43_MMIO_TXE0_TIME_OUT 0x506 117 #define B43_MMIO_TXE0_WM_0 0x508 118 #define B43_MMIO_TXE0_WM_1 0x50A 119 #define B43_MMIO_TXE0_PHYCTL 0x50C 120 #define B43_MMIO_TXE0_STATUS 0x50E 121 #define B43_MMIO_TXE0_MMPLCP0 0x510 122 #define B43_MMIO_TXE0_MMPLCP1 0x512 123 #define B43_MMIO_TXE0_PHYCTL1 0x514 124 #define B43_MMIO_XMTFIFODEF 0x520 125 #define B43_MMIO_XMTFIFO_FRAME_CNT 0x522 /* core rev>= 16 only */ 126 #define B43_MMIO_XMTFIFO_BYTE_CNT 0x524 /* core rev>= 16 only */ 127 #define B43_MMIO_XMTFIFO_HEAD 0x526 /* core rev>= 16 only */ 128 #define B43_MMIO_XMTFIFO_RD_PTR 0x528 /* core rev>= 16 only */ 129 #define B43_MMIO_XMTFIFO_WR_PTR 0x52A /* core rev>= 16 only */ 130 #define B43_MMIO_XMTFIFODEF1 0x52C /* core rev>= 16 only */ 131 #define B43_MMIO_XMTFIFOCMD 0x540 132 #define B43_MMIO_XMTFIFOFLUSH 0x542 133 #define B43_MMIO_XMTFIFOTHRESH 0x544 134 #define B43_MMIO_XMTFIFORDY 0x546 135 #define B43_MMIO_XMTFIFOPRIRDY 0x548 136 #define B43_MMIO_XMTFIFORQPRI 0x54A 137 #define B43_MMIO_XMTTPLATETXPTR 0x54C 138 #define B43_MMIO_XMTTPLATEPTR 0x550 139 #define B43_MMIO_SMPL_CLCT_STRPTR 0x552 /* core rev>= 22 only */ 140 #define B43_MMIO_SMPL_CLCT_STPPTR 0x554 /* core rev>= 22 only */ 141 #define B43_MMIO_SMPL_CLCT_CURPTR 0x556 /* core rev>= 22 only */ 142 #define B43_MMIO_XMTTPLATEDATALO 0x560 143 #define B43_MMIO_XMTTPLATEDATAHI 0x562 144 #define B43_MMIO_XMTSEL 0x568 145 #define B43_MMIO_XMTTXCNT 0x56A 146 #define B43_MMIO_XMTTXSHMADDR 0x56C 147 #define B43_MMIO_TSF_CFP_START_LOW 0x604 148 #define B43_MMIO_TSF_CFP_START_HIGH 0x606 149 #define B43_MMIO_TSF_CFP_PRETBTT 0x612 150 #define B43_MMIO_TSF_CLK_FRAC_LOW 0x62E 151 #define B43_MMIO_TSF_CLK_FRAC_HIGH 0x630 152 #define B43_MMIO_TSF_0 0x632 /* core rev < 3 only */ 153 #define B43_MMIO_TSF_1 0x634 /* core rev < 3 only */ 154 #define B43_MMIO_TSF_2 0x636 /* core rev < 3 only */ 155 #define B43_MMIO_TSF_3 0x638 /* core rev < 3 only */ 156 #define B43_MMIO_RNG 0x65A 157 #define B43_MMIO_IFSSLOT 0x684 /* Interframe slot time */ 158 #define B43_MMIO_IFSCTL 0x688 /* Interframe space control */ 159 #define B43_MMIO_IFSSTAT 0x690 160 #define B43_MMIO_IFSMEDBUSYCTL 0x692 161 #define B43_MMIO_IFTXDUR 0x694 162 #define B43_MMIO_IFSCTL_USE_EDCF 0x0004 163 #define B43_MMIO_POWERUP_DELAY 0x6A8 164 #define B43_MMIO_BTCOEX_CTL 0x6B4 /* Bluetooth Coexistence Control */ 165 #define B43_MMIO_BTCOEX_STAT 0x6B6 /* Bluetooth Coexistence Status */ 166 #define B43_MMIO_BTCOEX_TXCTL 0x6B8 /* Bluetooth Coexistence Transmit Control */ 167 #define B43_MMIO_WEPCTL 0x7C0 168 169 /* SPROM boardflags_lo values */ 170 #define B43_BFL_BTCOEXIST 0x0001 /* implements Bluetooth coexistance */ 171 #define B43_BFL_PACTRL 0x0002 /* GPIO 9 controlling the PA */ 172 #define B43_BFL_AIRLINEMODE 0x0004 /* implements GPIO 13 radio disable indication */ 173 #define B43_BFL_RSSI 0x0008 /* software calculates nrssi slope. */ 174 #define B43_BFL_ENETSPI 0x0010 /* has ephy roboswitch spi */ 175 #define B43_BFL_XTAL_NOSLOW 0x0020 /* no slow clock available */ 176 #define B43_BFL_CCKHIPWR 0x0040 /* can do high power CCK transmission */ 177 #define B43_BFL_ENETADM 0x0080 /* has ADMtek switch */ 178 #define B43_BFL_ENETVLAN 0x0100 /* can do vlan */ 179 #define B43_BFL_AFTERBURNER 0x0200 /* supports Afterburner mode */ 180 #define B43_BFL_NOPCI 0x0400 /* leaves PCI floating */ 181 #define B43_BFL_FEM 0x0800 /* supports the Front End Module */ 182 #define B43_BFL_EXTLNA 0x1000 /* has an external LNA */ 183 #define B43_BFL_HGPA 0x2000 /* had high gain PA */ 184 #define B43_BFL_BTCMOD 0x4000 /* BFL_BTCOEXIST is given in alternate GPIOs */ 185 #define B43_BFL_ALTIQ 0x8000 /* alternate I/Q settings */ 186 187 /* SPROM boardflags_hi values */ 188 #define B43_BFH_NOPA 0x0001 /* has no PA */ 189 #define B43_BFH_RSSIINV 0x0002 /* RSSI uses positive slope (not TSSI) */ 190 #define B43_BFH_PAREF 0x0004 /* uses the PARef LDO */ 191 #define B43_BFH_3TSWITCH 0x0008 /* uses a triple throw switch shared 192 * with bluetooth */ 193 #define B43_BFH_PHASESHIFT 0x0010 /* can support phase shifter */ 194 #define B43_BFH_BUCKBOOST 0x0020 /* has buck/booster */ 195 #define B43_BFH_FEM_BT 0x0040 /* has FEM and switch to share antenna 196 * with bluetooth */ 197 #define B43_BFH_NOCBUCK 0x0080 198 #define B43_BFH_PALDO 0x0200 199 #define B43_BFH_EXTLNA_5GHZ 0x1000 /* has an external LNA (5GHz mode) */ 200 201 /* SPROM boardflags2_lo values */ 202 #define B43_BFL2_RXBB_INT_REG_DIS 0x0001 /* external RX BB regulator present */ 203 #define B43_BFL2_APLL_WAR 0x0002 /* alternative A-band PLL settings implemented */ 204 #define B43_BFL2_TXPWRCTRL_EN 0x0004 /* permits enabling TX Power Control */ 205 #define B43_BFL2_2X4_DIV 0x0008 /* 2x4 diversity switch */ 206 #define B43_BFL2_5G_PWRGAIN 0x0010 /* supports 5G band power gain */ 207 #define B43_BFL2_PCIEWAR_OVR 0x0020 /* overrides ASPM and Clkreq settings */ 208 #define B43_BFL2_CAESERS_BRD 0x0040 /* is Caesers board (unused) */ 209 #define B43_BFL2_BTC3WIRE 0x0080 /* used 3-wire bluetooth coexist */ 210 #define B43_BFL2_SKWRKFEM_BRD 0x0100 /* 4321mcm93 uses Skyworks FEM */ 211 #define B43_BFL2_SPUR_WAR 0x0200 /* has a workaround for clock-harmonic spurs */ 212 #define B43_BFL2_GPLL_WAR 0x0400 /* altenative G-band PLL settings implemented */ 213 #define B43_BFL2_SINGLEANT_CCK 0x1000 214 #define B43_BFL2_2G_SPUR_WAR 0x2000 215 216 /* SPROM boardflags2_hi values */ 217 #define B43_BFH2_GPLL_WAR2 0x0001 218 #define B43_BFH2_IPALVLSHIFT_3P3 0x0002 219 #define B43_BFH2_INTERNDET_TXIQCAL 0x0004 220 #define B43_BFH2_XTALBUFOUTEN 0x0008 221 222 /* GPIO register offset, in both ChipCommon and PCI core. */ 223 #define B43_GPIO_CONTROL 0x6c 224 225 /* SHM Routing */ 226 enum { 227 B43_SHM_UCODE, /* Microcode memory */ 228 B43_SHM_SHARED, /* Shared memory */ 229 B43_SHM_SCRATCH, /* Scratch memory */ 230 B43_SHM_HW, /* Internal hardware register */ 231 B43_SHM_RCMTA, /* Receive match transmitter address (rev >= 5 only) */ 232 }; 233 /* SHM Routing modifiers */ 234 #define B43_SHM_AUTOINC_R 0x0200 /* Auto-increment address on read */ 235 #define B43_SHM_AUTOINC_W 0x0100 /* Auto-increment address on write */ 236 #define B43_SHM_AUTOINC_RW (B43_SHM_AUTOINC_R | \ 237 B43_SHM_AUTOINC_W) 238 239 /* Misc SHM_SHARED offsets */ 240 #define B43_SHM_SH_WLCOREREV 0x0016 /* 802.11 core revision */ 241 #define B43_SHM_SH_PCTLWDPOS 0x0008 242 #define B43_SHM_SH_RXPADOFF 0x0034 /* RX Padding data offset (PIO only) */ 243 #define B43_SHM_SH_FWCAPA 0x0042 /* Firmware capabilities (Opensource firmware only) */ 244 #define B43_SHM_SH_PHYVER 0x0050 /* PHY version */ 245 #define B43_SHM_SH_PHYTYPE 0x0052 /* PHY type */ 246 #define B43_SHM_SH_ANTSWAP 0x005C /* Antenna swap threshold */ 247 #define B43_SHM_SH_HOSTF1 0x005E /* Hostflags 1 for ucode options */ 248 #define B43_SHM_SH_HOSTF2 0x0060 /* Hostflags 2 for ucode options */ 249 #define B43_SHM_SH_HOSTF3 0x0062 /* Hostflags 3 for ucode options */ 250 #define B43_SHM_SH_RFATT 0x0064 /* Current radio attenuation value */ 251 #define B43_SHM_SH_RADAR 0x0066 /* Radar register */ 252 #define B43_SHM_SH_PHYTXNOI 0x006E /* PHY noise directly after TX (lower 8bit only) */ 253 #define B43_SHM_SH_RFRXSP1 0x0072 /* RF RX SP Register 1 */ 254 #define B43_SHM_SH_HOSTF4 0x0078 /* Hostflags 4 for ucode options */ 255 #define B43_SHM_SH_CHAN 0x00A0 /* Current channel (low 8bit only) */ 256 #define B43_SHM_SH_CHAN_5GHZ 0x0100 /* Bit set, if 5 Ghz channel */ 257 #define B43_SHM_SH_CHAN_40MHZ 0x0200 /* Bit set, if 40 Mhz channel width */ 258 #define B43_SHM_SH_MACHW_L 0x00C0 /* Location where the ucode expects the MAC capabilities */ 259 #define B43_SHM_SH_MACHW_H 0x00C2 /* Location where the ucode expects the MAC capabilities */ 260 #define B43_SHM_SH_HOSTF5 0x00D4 /* Hostflags 5 for ucode options */ 261 #define B43_SHM_SH_BCMCFIFOID 0x0108 /* Last posted cookie to the bcast/mcast FIFO */ 262 /* TSSI information */ 263 #define B43_SHM_SH_TSSI_CCK 0x0058 /* TSSI for last 4 CCK frames (32bit) */ 264 #define B43_SHM_SH_TSSI_OFDM_A 0x0068 /* TSSI for last 4 OFDM frames (32bit) */ 265 #define B43_SHM_SH_TSSI_OFDM_G 0x0070 /* TSSI for last 4 OFDM frames (32bit) */ 266 #define B43_TSSI_MAX 0x7F /* Max value for one TSSI value */ 267 /* SHM_SHARED TX FIFO variables */ 268 #define B43_SHM_SH_SIZE01 0x0098 /* TX FIFO size for FIFO 0 (low) and 1 (high) */ 269 #define B43_SHM_SH_SIZE23 0x009A /* TX FIFO size for FIFO 2 and 3 */ 270 #define B43_SHM_SH_SIZE45 0x009C /* TX FIFO size for FIFO 4 and 5 */ 271 #define B43_SHM_SH_SIZE67 0x009E /* TX FIFO size for FIFO 6 and 7 */ 272 /* SHM_SHARED background noise */ 273 #define B43_SHM_SH_JSSI0 0x0088 /* Measure JSSI 0 */ 274 #define B43_SHM_SH_JSSI1 0x008A /* Measure JSSI 1 */ 275 #define B43_SHM_SH_JSSIAUX 0x008C /* Measure JSSI AUX */ 276 /* SHM_SHARED crypto engine */ 277 #define B43_SHM_SH_DEFAULTIV 0x003C /* Default IV location */ 278 #define B43_SHM_SH_NRRXTRANS 0x003E /* # of soft RX transmitter addresses (max 8) */ 279 #define B43_SHM_SH_KTP 0x0056 /* Key table pointer */ 280 #define B43_SHM_SH_TKIPTSCTTAK 0x0318 281 #define B43_SHM_SH_KEYIDXBLOCK 0x05D4 /* Key index/algorithm block (v4 firmware) */ 282 #define B43_SHM_SH_PSM 0x05F4 /* PSM transmitter address match block (rev < 5) */ 283 /* SHM_SHARED WME variables */ 284 #define B43_SHM_SH_EDCFSTAT 0x000E /* EDCF status */ 285 #define B43_SHM_SH_TXFCUR 0x0030 /* TXF current index */ 286 #define B43_SHM_SH_EDCFQ 0x0240 /* EDCF Q info */ 287 /* SHM_SHARED powersave mode related */ 288 #define B43_SHM_SH_SLOTT 0x0010 /* Slot time */ 289 #define B43_SHM_SH_DTIMPER 0x0012 /* DTIM period */ 290 #define B43_SHM_SH_NOSLPZNATDTIM 0x004C /* NOSLPZNAT DTIM */ 291 /* SHM_SHARED beacon/AP variables */ 292 #define B43_SHM_SH_BT_BASE0 0x0068 /* Beacon template base 0 */ 293 #define B43_SHM_SH_BTL0 0x0018 /* Beacon template length 0 */ 294 #define B43_SHM_SH_BT_BASE1 0x0468 /* Beacon template base 1 */ 295 #define B43_SHM_SH_BTL1 0x001A /* Beacon template length 1 */ 296 #define B43_SHM_SH_BTSFOFF 0x001C /* Beacon TSF offset */ 297 #define B43_SHM_SH_TIMBPOS 0x001E /* TIM B position in beacon */ 298 #define B43_SHM_SH_DTIMP 0x0012 /* DTIP period */ 299 #define B43_SHM_SH_MCASTCOOKIE 0x00A8 /* Last bcast/mcast frame ID */ 300 #define B43_SHM_SH_SFFBLIM 0x0044 /* Short frame fallback retry limit */ 301 #define B43_SHM_SH_LFFBLIM 0x0046 /* Long frame fallback retry limit */ 302 #define B43_SHM_SH_BEACPHYCTL 0x0054 /* Beacon PHY TX control word (see PHY TX control) */ 303 #define B43_SHM_SH_EXTNPHYCTL 0x00B0 /* Extended bytes for beacon PHY control (N) */ 304 #define B43_SHM_SH_BCN_LI 0x00B6 /* beacon listen interval */ 305 /* SHM_SHARED ACK/CTS control */ 306 #define B43_SHM_SH_ACKCTSPHYCTL 0x0022 /* ACK/CTS PHY control word (see PHY TX control) */ 307 /* SHM_SHARED probe response variables */ 308 #define B43_SHM_SH_PRSSID 0x0160 /* Probe Response SSID */ 309 #define B43_SHM_SH_PRSSIDLEN 0x0048 /* Probe Response SSID length */ 310 #define B43_SHM_SH_PRTLEN 0x004A /* Probe Response template length */ 311 #define B43_SHM_SH_PRMAXTIME 0x0074 /* Probe Response max time */ 312 #define B43_SHM_SH_PRPHYCTL 0x0188 /* Probe Response PHY TX control word */ 313 /* SHM_SHARED rate tables */ 314 #define B43_SHM_SH_OFDMDIRECT 0x01C0 /* Pointer to OFDM direct map */ 315 #define B43_SHM_SH_OFDMBASIC 0x01E0 /* Pointer to OFDM basic rate map */ 316 #define B43_SHM_SH_CCKDIRECT 0x0200 /* Pointer to CCK direct map */ 317 #define B43_SHM_SH_CCKBASIC 0x0220 /* Pointer to CCK basic rate map */ 318 /* SHM_SHARED microcode soft registers */ 319 #define B43_SHM_SH_UCODEREV 0x0000 /* Microcode revision */ 320 #define B43_SHM_SH_UCODEPATCH 0x0002 /* Microcode patchlevel */ 321 #define B43_SHM_SH_UCODEDATE 0x0004 /* Microcode date */ 322 #define B43_SHM_SH_UCODETIME 0x0006 /* Microcode time */ 323 #define B43_SHM_SH_UCODESTAT 0x0040 /* Microcode debug status code */ 324 #define B43_SHM_SH_UCODESTAT_INVALID 0 325 #define B43_SHM_SH_UCODESTAT_INIT 1 326 #define B43_SHM_SH_UCODESTAT_ACTIVE 2 327 #define B43_SHM_SH_UCODESTAT_SUSP 3 /* suspended */ 328 #define B43_SHM_SH_UCODESTAT_SLEEP 4 /* asleep (PS) */ 329 #define B43_SHM_SH_MAXBFRAMES 0x0080 /* Maximum number of frames in a burst */ 330 #define B43_SHM_SH_SPUWKUP 0x0094 /* pre-wakeup for synth PU in us */ 331 #define B43_SHM_SH_PRETBTT 0x0096 /* pre-TBTT in us */ 332 /* SHM_SHARED tx iq workarounds */ 333 #define B43_SHM_SH_NPHY_TXIQW0 0x0700 334 #define B43_SHM_SH_NPHY_TXIQW1 0x0702 335 #define B43_SHM_SH_NPHY_TXIQW2 0x0704 336 #define B43_SHM_SH_NPHY_TXIQW3 0x0706 337 /* SHM_SHARED tx pwr ctrl */ 338 #define B43_SHM_SH_NPHY_TXPWR_INDX0 0x0708 339 #define B43_SHM_SH_NPHY_TXPWR_INDX1 0x070E 340 341 /* SHM_SCRATCH offsets */ 342 #define B43_SHM_SC_MINCONT 0x0003 /* Minimum contention window */ 343 #define B43_SHM_SC_MAXCONT 0x0004 /* Maximum contention window */ 344 #define B43_SHM_SC_CURCONT 0x0005 /* Current contention window */ 345 #define B43_SHM_SC_SRLIMIT 0x0006 /* Short retry count limit */ 346 #define B43_SHM_SC_LRLIMIT 0x0007 /* Long retry count limit */ 347 #define B43_SHM_SC_DTIMC 0x0008 /* Current DTIM count */ 348 #define B43_SHM_SC_BTL0LEN 0x0015 /* Beacon 0 template length */ 349 #define B43_SHM_SC_BTL1LEN 0x0016 /* Beacon 1 template length */ 350 #define B43_SHM_SC_SCFB 0x0017 /* Short frame transmit count threshold for rate fallback */ 351 #define B43_SHM_SC_LCFB 0x0018 /* Long frame transmit count threshold for rate fallback */ 352 353 /* Hardware Radio Enable masks */ 354 #define B43_MMIO_RADIO_HWENABLED_HI_MASK (1 << 16) 355 #define B43_MMIO_RADIO_HWENABLED_LO_MASK (1 << 4) 356 357 /* HostFlags. See b43_hf_read/write() */ 358 #define B43_HF_ANTDIVHELP 0x000000000001ULL /* ucode antenna div helper */ 359 #define B43_HF_SYMW 0x000000000002ULL /* G-PHY SYM workaround */ 360 #define B43_HF_RXPULLW 0x000000000004ULL /* RX pullup workaround */ 361 #define B43_HF_CCKBOOST 0x000000000008ULL /* 4dB CCK power boost (exclusive with OFDM boost) */ 362 #define B43_HF_BTCOEX 0x000000000010ULL /* Bluetooth coexistance */ 363 #define B43_HF_GDCW 0x000000000020ULL /* G-PHY DC canceller filter bw workaround */ 364 #define B43_HF_OFDMPABOOST 0x000000000040ULL /* Enable PA gain boost for OFDM */ 365 #define B43_HF_ACPR 0x000000000080ULL /* Disable for Japan, channel 14 */ 366 #define B43_HF_EDCF 0x000000000100ULL /* on if WME and MAC suspended */ 367 #define B43_HF_TSSIRPSMW 0x000000000200ULL /* TSSI reset PSM ucode workaround */ 368 #define B43_HF_20IN40IQW 0x000000000200ULL /* 20 in 40 MHz I/Q workaround (rev >= 13 only) */ 369 #define B43_HF_DSCRQ 0x000000000400ULL /* Disable slow clock request in ucode */ 370 #define B43_HF_ACIW 0x000000000800ULL /* ACI workaround: shift bits by 2 on PHY CRS */ 371 #define B43_HF_2060W 0x000000001000ULL /* 2060 radio workaround */ 372 #define B43_HF_RADARW 0x000000002000ULL /* Radar workaround */ 373 #define B43_HF_USEDEFKEYS 0x000000004000ULL /* Enable use of default keys */ 374 #define B43_HF_AFTERBURNER 0x000000008000ULL /* Afterburner enabled */ 375 #define B43_HF_BT4PRIOCOEX 0x000000010000ULL /* Bluetooth 4-priority coexistance */ 376 #define B43_HF_FWKUP 0x000000020000ULL /* Fast wake-up ucode */ 377 #define B43_HF_VCORECALC 0x000000040000ULL /* Force VCO recalculation when powering up synthpu */ 378 #define B43_HF_PCISCW 0x000000080000ULL /* PCI slow clock workaround */ 379 #define B43_HF_4318TSSI 0x000000200000ULL /* 4318 TSSI */ 380 #define B43_HF_FBCMCFIFO 0x000000400000ULL /* Flush bcast/mcast FIFO immediately */ 381 #define B43_HF_HWPCTL 0x000000800000ULL /* Enable hardwarre power control */ 382 #define B43_HF_BTCOEXALT 0x000001000000ULL /* Bluetooth coexistance in alternate pins */ 383 #define B43_HF_TXBTCHECK 0x000002000000ULL /* Bluetooth check during transmission */ 384 #define B43_HF_SKCFPUP 0x000004000000ULL /* Skip CFP update */ 385 #define B43_HF_N40W 0x000008000000ULL /* N PHY 40 MHz workaround (rev >= 13 only) */ 386 #define B43_HF_ANTSEL 0x000020000000ULL /* Antenna selection (for testing antenna div.) */ 387 #define B43_HF_BT3COEXT 0x000020000000ULL /* Bluetooth 3-wire coexistence (rev >= 13 only) */ 388 #define B43_HF_BTCANT 0x000040000000ULL /* Bluetooth coexistence (antenna mode) (rev >= 13 only) */ 389 #define B43_HF_ANTSELEN 0x000100000000ULL /* Antenna selection enabled (rev >= 13 only) */ 390 #define B43_HF_ANTSELMODE 0x000200000000ULL /* Antenna selection mode (rev >= 13 only) */ 391 #define B43_HF_MLADVW 0x001000000000ULL /* N PHY ML ADV workaround (rev >= 13 only) */ 392 #define B43_HF_PR45960W 0x080000000000ULL /* PR 45960 workaround (rev >= 13 only) */ 393 394 /* Firmware capabilities field in SHM (Opensource firmware only) */ 395 #define B43_FWCAPA_HWCRYPTO 0x0001 396 #define B43_FWCAPA_QOS 0x0002 397 398 /* MacFilter offsets. */ 399 #define B43_MACFILTER_SELF 0x0000 400 #define B43_MACFILTER_BSSID 0x0003 401 402 /* PowerControl */ 403 #define B43_PCTL_IN 0xB0 404 #define B43_PCTL_OUT 0xB4 405 #define B43_PCTL_OUTENABLE 0xB8 406 #define B43_PCTL_XTAL_POWERUP 0x40 407 #define B43_PCTL_PLL_POWERDOWN 0x80 408 409 /* PowerControl Clock Modes */ 410 #define B43_PCTL_CLK_FAST 0x00 411 #define B43_PCTL_CLK_SLOW 0x01 412 #define B43_PCTL_CLK_DYNAMIC 0x02 413 414 #define B43_PCTL_FORCE_SLOW 0x0800 415 #define B43_PCTL_FORCE_PLL 0x1000 416 #define B43_PCTL_DYN_XTAL 0x2000 417 418 /* PHYVersioning */ 419 #define B43_PHYTYPE_A 0x00 420 #define B43_PHYTYPE_B 0x01 421 #define B43_PHYTYPE_G 0x02 422 #define B43_PHYTYPE_N 0x04 423 #define B43_PHYTYPE_LP 0x05 424 #define B43_PHYTYPE_SSLPN 0x06 425 #define B43_PHYTYPE_HT 0x07 426 #define B43_PHYTYPE_LCN 0x08 427 #define B43_PHYTYPE_LCNXN 0x09 428 #define B43_PHYTYPE_LCN40 0x0a 429 #define B43_PHYTYPE_AC 0x0b 430 431 /* PHYRegisters */ 432 #define B43_PHY_ILT_A_CTRL 0x0072 433 #define B43_PHY_ILT_A_DATA1 0x0073 434 #define B43_PHY_ILT_A_DATA2 0x0074 435 #define B43_PHY_G_LO_CONTROL 0x0810 436 #define B43_PHY_ILT_G_CTRL 0x0472 437 #define B43_PHY_ILT_G_DATA1 0x0473 438 #define B43_PHY_ILT_G_DATA2 0x0474 439 #define B43_PHY_A_PCTL 0x007B 440 #define B43_PHY_G_PCTL 0x0029 441 #define B43_PHY_A_CRS 0x0029 442 #define B43_PHY_RADIO_BITFIELD 0x0401 443 #define B43_PHY_G_CRS 0x0429 444 #define B43_PHY_NRSSILT_CTRL 0x0803 445 #define B43_PHY_NRSSILT_DATA 0x0804 446 447 /* RadioRegisters */ 448 #define B43_RADIOCTL_ID 0x01 449 450 /* MAC Control bitfield */ 451 #define B43_MACCTL_ENABLED 0x00000001 /* MAC Enabled */ 452 #define B43_MACCTL_PSM_RUN 0x00000002 /* Run Microcode */ 453 #define B43_MACCTL_PSM_JMP0 0x00000004 /* Microcode jump to 0 */ 454 #define B43_MACCTL_SHM_ENABLED 0x00000100 /* SHM Enabled */ 455 #define B43_MACCTL_SHM_UPPER 0x00000200 /* SHM Upper */ 456 #define B43_MACCTL_IHR_ENABLED 0x00000400 /* IHR Region Enabled */ 457 #define B43_MACCTL_PSM_DBG 0x00002000 /* Microcode debugging enabled */ 458 #define B43_MACCTL_GPOUTSMSK 0x0000C000 /* GPOUT Select Mask */ 459 #define B43_MACCTL_BE 0x00010000 /* Big Endian mode */ 460 #define B43_MACCTL_INFRA 0x00020000 /* Infrastructure mode */ 461 #define B43_MACCTL_AP 0x00040000 /* AccessPoint mode */ 462 #define B43_MACCTL_RADIOLOCK 0x00080000 /* Radio lock */ 463 #define B43_MACCTL_BEACPROMISC 0x00100000 /* Beacon Promiscuous */ 464 #define B43_MACCTL_KEEP_BADPLCP 0x00200000 /* Keep frames with bad PLCP */ 465 #define B43_MACCTL_PHY_LOCK 0x00200000 466 #define B43_MACCTL_KEEP_CTL 0x00400000 /* Keep control frames */ 467 #define B43_MACCTL_KEEP_BAD 0x00800000 /* Keep bad frames (FCS) */ 468 #define B43_MACCTL_PROMISC 0x01000000 /* Promiscuous mode */ 469 #define B43_MACCTL_HWPS 0x02000000 /* Hardware Power Saving */ 470 #define B43_MACCTL_AWAKE 0x04000000 /* Device is awake */ 471 #define B43_MACCTL_CLOSEDNET 0x08000000 /* Closed net (no SSID bcast) */ 472 #define B43_MACCTL_TBTTHOLD 0x10000000 /* TBTT Hold */ 473 #define B43_MACCTL_DISCTXSTAT 0x20000000 /* Discard TX status */ 474 #define B43_MACCTL_DISCPMQ 0x40000000 /* Discard Power Management Queue */ 475 #define B43_MACCTL_GMODE 0x80000000 /* G Mode */ 476 477 /* MAC Command bitfield */ 478 #define B43_MACCMD_BEACON0_VALID 0x00000001 /* Beacon 0 in template RAM is busy/valid */ 479 #define B43_MACCMD_BEACON1_VALID 0x00000002 /* Beacon 1 in template RAM is busy/valid */ 480 #define B43_MACCMD_DFQ_VALID 0x00000004 /* Directed frame queue valid (IBSS PS mode, ATIM) */ 481 #define B43_MACCMD_CCA 0x00000008 /* Clear channel assessment */ 482 #define B43_MACCMD_BGNOISE 0x00000010 /* Background noise */ 483 484 /* B43_MMIO_PSM_PHY_HDR bits */ 485 #define B43_PSM_HDR_MAC_PHY_RESET 0x00000001 486 #define B43_PSM_HDR_MAC_PHY_CLOCK_EN 0x00000002 487 #define B43_PSM_HDR_MAC_PHY_FORCE_CLK 0x00000004 488 489 /* See BCMA_CLKCTLST_EXTRESREQ and BCMA_CLKCTLST_EXTRESST */ 490 #define B43_BCMA_CLKCTLST_80211_PLL_REQ 0x00000100 491 #define B43_BCMA_CLKCTLST_PHY_PLL_REQ 0x00000200 492 #define B43_BCMA_CLKCTLST_80211_PLL_ST 0x01000000 493 #define B43_BCMA_CLKCTLST_PHY_PLL_ST 0x02000000 494 495 /* BCMA 802.11 core specific IO Control (BCMA_IOCTL) flags */ 496 #define B43_BCMA_IOCTL_PHY_CLKEN 0x00000004 /* PHY Clock Enable */ 497 #define B43_BCMA_IOCTL_PHY_RESET 0x00000008 /* PHY Reset */ 498 #define B43_BCMA_IOCTL_MACPHYCLKEN 0x00000010 /* MAC PHY Clock Control Enable */ 499 #define B43_BCMA_IOCTL_PLLREFSEL 0x00000020 /* PLL Frequency Reference Select */ 500 #define B43_BCMA_IOCTL_PHY_BW 0x000000C0 /* PHY band width and clock speed mask (N-PHY+ only?) */ 501 #define B43_BCMA_IOCTL_PHY_BW_10MHZ 0x00000000 /* 10 MHz bandwidth, 40 MHz PHY */ 502 #define B43_BCMA_IOCTL_PHY_BW_20MHZ 0x00000040 /* 20 MHz bandwidth, 80 MHz PHY */ 503 #define B43_BCMA_IOCTL_PHY_BW_40MHZ 0x00000080 /* 40 MHz bandwidth, 160 MHz PHY */ 504 #define B43_BCMA_IOCTL_PHY_BW_80MHZ 0x000000C0 /* 80 MHz bandwidth */ 505 #define B43_BCMA_IOCTL_DAC 0x00000300 /* Highspeed DAC mode control field */ 506 #define B43_BCMA_IOCTL_GMODE 0x00002000 /* G Mode Enable */ 507 508 /* BCMA 802.11 core specific IO status (BCMA_IOST) flags */ 509 #define B43_BCMA_IOST_2G_PHY 0x00000001 /* 2.4G capable phy */ 510 #define B43_BCMA_IOST_5G_PHY 0x00000002 /* 5G capable phy */ 511 #define B43_BCMA_IOST_FASTCLKA 0x00000004 /* Fast Clock Available */ 512 #define B43_BCMA_IOST_DUALB_PHY 0x00000008 /* Dualband phy */ 513 514 /* 802.11 core specific TM State Low (SSB_TMSLOW) flags */ 515 #define B43_TMSLOW_GMODE 0x20000000 /* G Mode Enable */ 516 #define B43_TMSLOW_PHY_BANDWIDTH 0x00C00000 /* PHY band width and clock speed mask (N-PHY only) */ 517 #define B43_TMSLOW_PHY_BANDWIDTH_10MHZ 0x00000000 /* 10 MHz bandwidth, 40 MHz PHY */ 518 #define B43_TMSLOW_PHY_BANDWIDTH_20MHZ 0x00400000 /* 20 MHz bandwidth, 80 MHz PHY */ 519 #define B43_TMSLOW_PHY_BANDWIDTH_40MHZ 0x00800000 /* 40 MHz bandwidth, 160 MHz PHY */ 520 #define B43_TMSLOW_PLLREFSEL 0x00200000 /* PLL Frequency Reference Select (rev >= 5) */ 521 #define B43_TMSLOW_MACPHYCLKEN 0x00100000 /* MAC PHY Clock Control Enable (rev >= 5) */ 522 #define B43_TMSLOW_PHYRESET 0x00080000 /* PHY Reset */ 523 #define B43_TMSLOW_PHYCLKEN 0x00040000 /* PHY Clock Enable */ 524 525 /* 802.11 core specific TM State High (SSB_TMSHIGH) flags */ 526 #define B43_TMSHIGH_DUALBAND_PHY 0x00080000 /* Dualband PHY available */ 527 #define B43_TMSHIGH_FCLOCK 0x00040000 /* Fast Clock Available (rev >= 5) */ 528 #define B43_TMSHIGH_HAVE_5GHZ_PHY 0x00020000 /* 5 GHz PHY available (rev >= 5) */ 529 #define B43_TMSHIGH_HAVE_2GHZ_PHY 0x00010000 /* 2.4 GHz PHY available (rev >= 5) */ 530 531 /* Generic-Interrupt reasons. */ 532 #define B43_IRQ_MAC_SUSPENDED 0x00000001 533 #define B43_IRQ_BEACON 0x00000002 534 #define B43_IRQ_TBTT_INDI 0x00000004 535 #define B43_IRQ_BEACON_TX_OK 0x00000008 536 #define B43_IRQ_BEACON_CANCEL 0x00000010 537 #define B43_IRQ_ATIM_END 0x00000020 538 #define B43_IRQ_PMQ 0x00000040 539 #define B43_IRQ_PIO_WORKAROUND 0x00000100 540 #define B43_IRQ_MAC_TXERR 0x00000200 541 #define B43_IRQ_PHY_TXERR 0x00000800 542 #define B43_IRQ_PMEVENT 0x00001000 543 #define B43_IRQ_TIMER0 0x00002000 544 #define B43_IRQ_TIMER1 0x00004000 545 #define B43_IRQ_DMA 0x00008000 546 #define B43_IRQ_TXFIFO_FLUSH_OK 0x00010000 547 #define B43_IRQ_CCA_MEASURE_OK 0x00020000 548 #define B43_IRQ_NOISESAMPLE_OK 0x00040000 549 #define B43_IRQ_UCODE_DEBUG 0x08000000 550 #define B43_IRQ_RFKILL 0x10000000 551 #define B43_IRQ_TX_OK 0x20000000 552 #define B43_IRQ_PHY_G_CHANGED 0x40000000 553 #define B43_IRQ_TIMEOUT 0x80000000 554 555 #define B43_IRQ_ALL 0xFFFFFFFF 556 #define B43_IRQ_MASKTEMPLATE (B43_IRQ_TBTT_INDI | \ 557 B43_IRQ_ATIM_END | \ 558 B43_IRQ_PMQ | \ 559 B43_IRQ_MAC_TXERR | \ 560 B43_IRQ_PHY_TXERR | \ 561 B43_IRQ_DMA | \ 562 B43_IRQ_TXFIFO_FLUSH_OK | \ 563 B43_IRQ_NOISESAMPLE_OK | \ 564 B43_IRQ_UCODE_DEBUG | \ 565 B43_IRQ_RFKILL | \ 566 B43_IRQ_TX_OK) 567 568 /* The firmware register to fetch the debug-IRQ reason from. */ 569 #define B43_DEBUGIRQ_REASON_REG 63 570 /* Debug-IRQ reasons. */ 571 #define B43_DEBUGIRQ_PANIC 0 /* The firmware panic'ed */ 572 #define B43_DEBUGIRQ_DUMP_SHM 1 /* Dump shared SHM */ 573 #define B43_DEBUGIRQ_DUMP_REGS 2 /* Dump the microcode registers */ 574 #define B43_DEBUGIRQ_MARKER 3 /* A "marker" was thrown by the firmware. */ 575 #define B43_DEBUGIRQ_ACK 0xFFFF /* The host writes that to ACK the IRQ */ 576 577 /* The firmware register that contains the "marker" line. */ 578 #define B43_MARKER_ID_REG 2 579 #define B43_MARKER_LINE_REG 3 580 581 /* The firmware register to fetch the panic reason from. */ 582 #define B43_FWPANIC_REASON_REG 3 583 /* Firmware panic reason codes */ 584 #define B43_FWPANIC_DIE 0 /* Firmware died. Don't auto-restart it. */ 585 #define B43_FWPANIC_RESTART 1 /* Firmware died. Schedule a controller reset. */ 586 587 /* The firmware register that contains the watchdog counter. */ 588 #define B43_WATCHDOG_REG 1 589 590 /* Device specific rate values. 591 * The actual values defined here are (rate_in_mbps * 2). 592 * Some code depends on this. Don't change it. */ 593 #define B43_CCK_RATE_1MB 0x02 594 #define B43_CCK_RATE_2MB 0x04 595 #define B43_CCK_RATE_5MB 0x0B 596 #define B43_CCK_RATE_11MB 0x16 597 #define B43_OFDM_RATE_6MB 0x0C 598 #define B43_OFDM_RATE_9MB 0x12 599 #define B43_OFDM_RATE_12MB 0x18 600 #define B43_OFDM_RATE_18MB 0x24 601 #define B43_OFDM_RATE_24MB 0x30 602 #define B43_OFDM_RATE_36MB 0x48 603 #define B43_OFDM_RATE_48MB 0x60 604 #define B43_OFDM_RATE_54MB 0x6C 605 /* Convert a b43 rate value to a rate in 100kbps */ 606 #define B43_RATE_TO_BASE100KBPS(rate) (((rate) * 10) / 2) 607 608 #define B43_DEFAULT_SHORT_RETRY_LIMIT 7 609 #define B43_DEFAULT_LONG_RETRY_LIMIT 4 610 611 #define B43_PHY_TX_BADNESS_LIMIT 1000 612 613 /* Max size of a security key */ 614 #define B43_SEC_KEYSIZE 16 615 /* Max number of group keys */ 616 #define B43_NR_GROUP_KEYS 4 617 /* Max number of pairwise keys */ 618 #define B43_NR_PAIRWISE_KEYS 50 619 /* Security algorithms. */ 620 enum { 621 B43_SEC_ALGO_NONE = 0, /* unencrypted, as of TX header. */ 622 B43_SEC_ALGO_WEP40, 623 B43_SEC_ALGO_TKIP, 624 B43_SEC_ALGO_AES, 625 B43_SEC_ALGO_WEP104, 626 B43_SEC_ALGO_AES_LEGACY, 627 }; 628 629 struct b43_dmaring; 630 631 /* The firmware file header */ 632 #define B43_FW_TYPE_UCODE 'u' 633 #define B43_FW_TYPE_PCM 'p' 634 #define B43_FW_TYPE_IV 'i' 635 struct b43_fw_header { 636 /* File type */ 637 u8 type; 638 /* File format version */ 639 u8 ver; 640 u8 __padding[2]; 641 /* Size of the data. For ucode and PCM this is in bytes. 642 * For IV this is number-of-ivs. */ 643 __be32 size; 644 } __packed; 645 646 /* Initial Value file format */ 647 #define B43_IV_OFFSET_MASK 0x7FFF 648 #define B43_IV_32BIT 0x8000 649 struct b43_iv { 650 __be16 offset_size; 651 union { 652 __be16 d16; 653 __be32 d32; 654 } __packed data; 655 } __packed; 656 657 658 /* Data structures for DMA transmission, per 80211 core. */ 659 struct b43_dma { 660 struct b43_dmaring *tx_ring_AC_BK; /* Background */ 661 struct b43_dmaring *tx_ring_AC_BE; /* Best Effort */ 662 struct b43_dmaring *tx_ring_AC_VI; /* Video */ 663 struct b43_dmaring *tx_ring_AC_VO; /* Voice */ 664 struct b43_dmaring *tx_ring_mcast; /* Multicast */ 665 666 struct b43_dmaring *rx_ring; 667 668 u32 translation; /* Routing bits */ 669 bool translation_in_low; /* Should translation bit go into low addr? */ 670 bool parity; /* Check for parity */ 671 }; 672 673 struct b43_pio_txqueue; 674 struct b43_pio_rxqueue; 675 676 /* Data structures for PIO transmission, per 80211 core. */ 677 struct b43_pio { 678 struct b43_pio_txqueue *tx_queue_AC_BK; /* Background */ 679 struct b43_pio_txqueue *tx_queue_AC_BE; /* Best Effort */ 680 struct b43_pio_txqueue *tx_queue_AC_VI; /* Video */ 681 struct b43_pio_txqueue *tx_queue_AC_VO; /* Voice */ 682 struct b43_pio_txqueue *tx_queue_mcast; /* Multicast */ 683 684 struct b43_pio_rxqueue *rx_queue; 685 }; 686 687 /* Context information for a noise calculation (Link Quality). */ 688 struct b43_noise_calculation { 689 bool calculation_running; 690 u8 nr_samples; 691 s8 samples[8][4]; 692 }; 693 694 struct b43_stats { 695 u8 link_noise; 696 }; 697 698 struct b43_key { 699 /* If keyconf is NULL, this key is disabled. 700 * keyconf is a cookie. Don't derefenrence it outside of the set_key 701 * path, because b43 doesn't own it. */ 702 struct ieee80211_key_conf *keyconf; 703 u8 algorithm; 704 }; 705 706 /* SHM offsets to the QOS data structures for the 4 different queues. */ 707 #define B43_QOS_QUEUE_NUM 4 708 #define B43_QOS_PARAMS(queue) (B43_SHM_SH_EDCFQ + \ 709 (B43_NR_QOSPARAMS * sizeof(u16) * (queue))) 710 #define B43_QOS_BACKGROUND B43_QOS_PARAMS(0) 711 #define B43_QOS_BESTEFFORT B43_QOS_PARAMS(1) 712 #define B43_QOS_VIDEO B43_QOS_PARAMS(2) 713 #define B43_QOS_VOICE B43_QOS_PARAMS(3) 714 715 /* QOS parameter hardware data structure offsets. */ 716 #define B43_NR_QOSPARAMS 16 717 enum { 718 B43_QOSPARAM_TXOP = 0, 719 B43_QOSPARAM_CWMIN, 720 B43_QOSPARAM_CWMAX, 721 B43_QOSPARAM_CWCUR, 722 B43_QOSPARAM_AIFS, 723 B43_QOSPARAM_BSLOTS, 724 B43_QOSPARAM_REGGAP, 725 B43_QOSPARAM_STATUS, 726 }; 727 728 /* QOS parameters for a queue. */ 729 struct b43_qos_params { 730 /* The QOS parameters */ 731 struct ieee80211_tx_queue_params p; 732 }; 733 734 struct b43_wl; 735 736 /* The type of the firmware file. */ 737 enum b43_firmware_file_type { 738 B43_FWTYPE_PROPRIETARY, 739 B43_FWTYPE_OPENSOURCE, 740 B43_NR_FWTYPES, 741 }; 742 743 /* Context data for fetching firmware. */ 744 struct b43_request_fw_context { 745 /* The device we are requesting the fw for. */ 746 struct b43_wldev *dev; 747 /* a pointer to the firmware object */ 748 const struct firmware *blob; 749 /* The type of firmware to request. */ 750 enum b43_firmware_file_type req_type; 751 /* Error messages for each firmware type. */ 752 char errors[B43_NR_FWTYPES][128]; 753 /* Temporary buffer for storing the firmware name. */ 754 char fwname[64]; 755 /* A fatal error occurred while requesting. Firmware request 756 * can not continue, as any other request will also fail. */ 757 int fatal_failure; 758 }; 759 760 /* In-memory representation of a cached microcode file. */ 761 struct b43_firmware_file { 762 const char *filename; 763 const struct firmware *data; 764 /* Type of the firmware file name. Note that this does only indicate 765 * the type by the firmware name. NOT the file contents. 766 * If you want to check for proprietary vs opensource, use (struct b43_firmware)->opensource 767 * instead! The (struct b43_firmware)->opensource flag is derived from the actual firmware 768 * binary code, not just the filename. 769 */ 770 enum b43_firmware_file_type type; 771 }; 772 773 enum b43_firmware_hdr_format { 774 B43_FW_HDR_598, 775 B43_FW_HDR_410, 776 B43_FW_HDR_351, 777 }; 778 779 /* Pointers to the firmware data and meta information about it. */ 780 struct b43_firmware { 781 /* Microcode */ 782 struct b43_firmware_file ucode; 783 /* PCM code */ 784 struct b43_firmware_file pcm; 785 /* Initial MMIO values for the firmware */ 786 struct b43_firmware_file initvals; 787 /* Initial MMIO values for the firmware, band-specific */ 788 struct b43_firmware_file initvals_band; 789 790 /* Firmware revision */ 791 u16 rev; 792 /* Firmware patchlevel */ 793 u16 patch; 794 795 /* Format of header used by firmware */ 796 enum b43_firmware_hdr_format hdr_format; 797 798 /* Set to true, if we are using an opensource firmware. 799 * Use this to check for proprietary vs opensource. */ 800 bool opensource; 801 /* Set to true, if the core needs a PCM firmware, but 802 * we failed to load one. This is always false for 803 * core rev > 10, as these don't need PCM firmware. */ 804 bool pcm_request_failed; 805 }; 806 807 enum b43_band { 808 B43_BAND_2G = 0, 809 B43_BAND_5G_LO = 1, 810 B43_BAND_5G_MI = 2, 811 B43_BAND_5G_HI = 3, 812 }; 813 814 /* Device (802.11 core) initialization status. */ 815 enum { 816 B43_STAT_UNINIT = 0, /* Uninitialized. */ 817 B43_STAT_INITIALIZED = 1, /* Initialized, but not started, yet. */ 818 B43_STAT_STARTED = 2, /* Up and running. */ 819 }; 820 #define b43_status(wldev) atomic_read(&(wldev)->__init_status) 821 #define b43_set_status(wldev, stat) do { \ 822 atomic_set(&(wldev)->__init_status, (stat)); \ 823 smp_wmb(); \ 824 } while (0) 825 826 /* Data structure for one wireless device (802.11 core) */ 827 struct b43_wldev { 828 struct b43_bus_dev *dev; 829 struct b43_wl *wl; 830 /* a completion event structure needed if this call is asynchronous */ 831 struct completion fw_load_complete; 832 833 /* The device initialization status. 834 * Use b43_status() to query. */ 835 atomic_t __init_status; 836 837 bool bad_frames_preempt; /* Use "Bad Frames Preemption" (default off) */ 838 bool dfq_valid; /* Directed frame queue valid (IBSS PS mode, ATIM) */ 839 bool radio_hw_enable; /* saved state of radio hardware enabled state */ 840 bool qos_enabled; /* TRUE, if QoS is used. */ 841 bool hwcrypto_enabled; /* TRUE, if HW crypto acceleration is enabled. */ 842 bool use_pio; /* TRUE if next init should use PIO */ 843 844 /* PHY/Radio device. */ 845 struct b43_phy phy; 846 847 union { 848 /* DMA engines. */ 849 struct b43_dma dma; 850 /* PIO engines. */ 851 struct b43_pio pio; 852 }; 853 /* Use b43_using_pio_transfers() to check whether we are using 854 * DMA or PIO data transfers. */ 855 bool __using_pio_transfers; 856 857 /* Various statistics about the physical device. */ 858 struct b43_stats stats; 859 860 /* Reason code of the last interrupt. */ 861 u32 irq_reason; 862 u32 dma_reason[6]; 863 /* The currently active generic-interrupt mask. */ 864 u32 irq_mask; 865 866 /* Link Quality calculation context. */ 867 struct b43_noise_calculation noisecalc; 868 /* if > 0 MAC is suspended. if == 0 MAC is enabled. */ 869 int mac_suspended; 870 871 /* Periodic tasks */ 872 struct delayed_work periodic_work; 873 unsigned int periodic_state; 874 875 struct work_struct restart_work; 876 877 /* encryption/decryption */ 878 u16 ktp; /* Key table pointer */ 879 struct b43_key key[B43_NR_GROUP_KEYS * 2 + B43_NR_PAIRWISE_KEYS]; 880 881 /* Firmware data */ 882 struct b43_firmware fw; 883 884 /* Devicelist in struct b43_wl (all 802.11 cores) */ 885 struct list_head list; 886 887 /* Debugging stuff follows. */ 888 #ifdef CONFIG_B43_DEBUG 889 struct b43_dfsentry *dfsentry; 890 unsigned int irq_count; 891 unsigned int irq_bit_count[32]; 892 unsigned int tx_count; 893 unsigned int rx_count; 894 #endif 895 }; 896 897 /* Data structure for the WLAN parts (802.11 cores) of the b43 chip. */ 898 struct b43_wl { 899 /* Pointer to the active wireless device on this chip */ 900 struct b43_wldev *current_dev; 901 /* Pointer to the ieee80211 hardware data structure */ 902 struct ieee80211_hw *hw; 903 904 /* Global driver mutex. Every operation must run with this mutex locked. */ 905 struct mutex mutex; 906 /* Hard-IRQ spinlock. This lock protects things used in the hard-IRQ 907 * handler, only. This basically is just the IRQ mask register. */ 908 spinlock_t hardirq_lock; 909 910 /* Set this if we call ieee80211_register_hw() and check if we call 911 * ieee80211_unregister_hw(). */ 912 bool hw_registered; 913 914 /* We can only have one operating interface (802.11 core) 915 * at a time. General information about this interface follows. 916 */ 917 918 struct ieee80211_vif *vif; 919 /* The MAC address of the operating interface. */ 920 u8 mac_addr[ETH_ALEN]; 921 /* Current BSSID */ 922 u8 bssid[ETH_ALEN]; 923 /* Interface type. (NL80211_IFTYPE_XXX) */ 924 int if_type; 925 /* Is the card operating in AP, STA or IBSS mode? */ 926 bool operating; 927 /* filter flags */ 928 unsigned int filter_flags; 929 /* Stats about the wireless interface */ 930 struct ieee80211_low_level_stats ieee_stats; 931 932 #ifdef CONFIG_B43_HWRNG 933 struct hwrng rng; 934 bool rng_initialized; 935 char rng_name[30 + 1]; 936 #endif /* CONFIG_B43_HWRNG */ 937 938 bool radiotap_enabled; 939 bool radio_enabled; 940 941 /* The beacon we are currently using (AP or IBSS mode). */ 942 struct sk_buff *current_beacon; 943 bool beacon0_uploaded; 944 bool beacon1_uploaded; 945 bool beacon_templates_virgin; /* Never wrote the templates? */ 946 struct work_struct beacon_update_trigger; 947 spinlock_t beacon_lock; 948 949 /* The current QOS parameters for the 4 queues. */ 950 struct b43_qos_params qos_params[B43_QOS_QUEUE_NUM]; 951 952 /* Work for adjustment of the transmission power. 953 * This is scheduled when we determine that the actual TX output 954 * power doesn't match what we want. */ 955 struct work_struct txpower_adjust_work; 956 957 /* Packet transmit work */ 958 struct work_struct tx_work; 959 960 /* Queue of packets to be transmitted. */ 961 struct sk_buff_head tx_queue[B43_QOS_QUEUE_NUM]; 962 963 /* Flag that implement the queues stopping. */ 964 bool tx_queue_stopped[B43_QOS_QUEUE_NUM]; 965 966 /* firmware loading work */ 967 struct work_struct firmware_load; 968 969 /* The device LEDs. */ 970 struct b43_leds leds; 971 972 /* Kmalloc'ed scratch space for PIO TX/RX. Protected by wl->mutex. */ 973 u8 pio_scratchspace[118] __attribute__((__aligned__(8))); 974 u8 pio_tailspace[4] __attribute__((__aligned__(8))); 975 }; 976 977 static inline struct b43_wl *hw_to_b43_wl(struct ieee80211_hw *hw) 978 { 979 return hw->priv; 980 } 981 982 static inline struct b43_wldev *dev_to_b43_wldev(struct device *dev) 983 { 984 struct ssb_device *ssb_dev = dev_to_ssb_dev(dev); 985 return ssb_get_drvdata(ssb_dev); 986 } 987 988 /* Is the device operating in a specified mode (NL80211_IFTYPE_XXX). */ 989 static inline int b43_is_mode(struct b43_wl *wl, int type) 990 { 991 return (wl->operating && wl->if_type == type); 992 } 993 994 /** 995 * b43_current_band - Returns the currently used band. 996 * Returns one of NL80211_BAND_2GHZ and NL80211_BAND_5GHZ. 997 */ 998 static inline enum nl80211_band b43_current_band(struct b43_wl *wl) 999 { 1000 return wl->hw->conf.chandef.chan->band; 1001 } 1002 1003 static inline int b43_bus_may_powerdown(struct b43_wldev *wldev) 1004 { 1005 return wldev->dev->bus_may_powerdown(wldev->dev); 1006 } 1007 static inline int b43_bus_powerup(struct b43_wldev *wldev, bool dynamic_pctl) 1008 { 1009 return wldev->dev->bus_powerup(wldev->dev, dynamic_pctl); 1010 } 1011 static inline int b43_device_is_enabled(struct b43_wldev *wldev) 1012 { 1013 return wldev->dev->device_is_enabled(wldev->dev); 1014 } 1015 static inline void b43_device_enable(struct b43_wldev *wldev, 1016 u32 core_specific_flags) 1017 { 1018 wldev->dev->device_enable(wldev->dev, core_specific_flags); 1019 } 1020 static inline void b43_device_disable(struct b43_wldev *wldev, 1021 u32 core_specific_flags) 1022 { 1023 wldev->dev->device_disable(wldev->dev, core_specific_flags); 1024 } 1025 1026 static inline u16 b43_read16(struct b43_wldev *dev, u16 offset) 1027 { 1028 return dev->dev->read16(dev->dev, offset); 1029 } 1030 1031 static inline void b43_write16(struct b43_wldev *dev, u16 offset, u16 value) 1032 { 1033 dev->dev->write16(dev->dev, offset, value); 1034 } 1035 1036 /* To optimize this check for flush_writes on BCM47XX_BCMA only. */ 1037 static inline void b43_write16f(struct b43_wldev *dev, u16 offset, u16 value) 1038 { 1039 b43_write16(dev, offset, value); 1040 #if defined(CONFIG_BCM47XX_BCMA) 1041 if (dev->dev->flush_writes) 1042 b43_read16(dev, offset); 1043 #endif 1044 } 1045 1046 static inline void b43_maskset16(struct b43_wldev *dev, u16 offset, u16 mask, 1047 u16 set) 1048 { 1049 b43_write16(dev, offset, (b43_read16(dev, offset) & mask) | set); 1050 } 1051 1052 static inline u32 b43_read32(struct b43_wldev *dev, u16 offset) 1053 { 1054 return dev->dev->read32(dev->dev, offset); 1055 } 1056 1057 static inline void b43_write32(struct b43_wldev *dev, u16 offset, u32 value) 1058 { 1059 dev->dev->write32(dev->dev, offset, value); 1060 } 1061 1062 static inline void b43_maskset32(struct b43_wldev *dev, u16 offset, u32 mask, 1063 u32 set) 1064 { 1065 b43_write32(dev, offset, (b43_read32(dev, offset) & mask) | set); 1066 } 1067 1068 static inline void b43_block_read(struct b43_wldev *dev, void *buffer, 1069 size_t count, u16 offset, u8 reg_width) 1070 { 1071 dev->dev->block_read(dev->dev, buffer, count, offset, reg_width); 1072 } 1073 1074 static inline void b43_block_write(struct b43_wldev *dev, const void *buffer, 1075 size_t count, u16 offset, u8 reg_width) 1076 { 1077 dev->dev->block_write(dev->dev, buffer, count, offset, reg_width); 1078 } 1079 1080 static inline bool b43_using_pio_transfers(struct b43_wldev *dev) 1081 { 1082 return dev->__using_pio_transfers; 1083 } 1084 1085 /* Message printing */ 1086 __printf(2, 3) void b43info(struct b43_wl *wl, const char *fmt, ...); 1087 __printf(2, 3) void b43err(struct b43_wl *wl, const char *fmt, ...); 1088 __printf(2, 3) void b43warn(struct b43_wl *wl, const char *fmt, ...); 1089 __printf(2, 3) void b43dbg(struct b43_wl *wl, const char *fmt, ...); 1090 1091 1092 /* A WARN_ON variant that vanishes when b43 debugging is disabled. 1093 * This _also_ evaluates the arg with debugging disabled. */ 1094 #if B43_DEBUG 1095 # define B43_WARN_ON(x) WARN_ON(x) 1096 #else 1097 static inline bool __b43_warn_on_dummy(bool x) { return x; } 1098 # define B43_WARN_ON(x) __b43_warn_on_dummy(unlikely(!!(x))) 1099 #endif 1100 1101 /* Convert an integer to a Q5.2 value */ 1102 #define INT_TO_Q52(i) ((i) << 2) 1103 /* Convert a Q5.2 value to an integer (precision loss!) */ 1104 #define Q52_TO_INT(q52) ((q52) >> 2) 1105 /* Macros for printing a value in Q5.2 format */ 1106 #define Q52_FMT "%u.%u" 1107 #define Q52_ARG(q52) Q52_TO_INT(q52), ((((q52) & 0x3) * 100) / 4) 1108 1109 #endif /* B43_H_ */ 1110