Commit | Line | Data |
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e4d6b795 MB |
1 | #ifndef B43_H_ |
2 | #define B43_H_ | |
3 | ||
4 | #include <linux/kernel.h> | |
5 | #include <linux/spinlock.h> | |
6 | #include <linux/interrupt.h> | |
7 | #include <linux/hw_random.h> | |
8 | #include <linux/ssb/ssb.h> | |
9 | #include <net/mac80211.h> | |
10 | ||
11 | #include "debugfs.h" | |
12 | #include "leds.h" | |
8e9f7529 | 13 | #include "rfkill.h" |
e4d6b795 | 14 | #include "lo.h" |
ef1a628d | 15 | #include "phy_common.h" |
e4d6b795 | 16 | |
26bc783f MB |
17 | |
18 | /* The unique identifier of the firmware that's officially supported by | |
19 | * this driver version. */ | |
20 | #define B43_SUPPORTED_FIRMWARE_ID "FW13" | |
21 | ||
22 | ||
e4d6b795 MB |
23 | #ifdef CONFIG_B43_DEBUG |
24 | # define B43_DEBUG 1 | |
25 | #else | |
26 | # define B43_DEBUG 0 | |
27 | #endif | |
28 | ||
29 | #define B43_RX_MAX_SSI 60 | |
30 | ||
31 | /* MMIO offsets */ | |
32 | #define B43_MMIO_DMA0_REASON 0x20 | |
33 | #define B43_MMIO_DMA0_IRQ_MASK 0x24 | |
34 | #define B43_MMIO_DMA1_REASON 0x28 | |
35 | #define B43_MMIO_DMA1_IRQ_MASK 0x2C | |
36 | #define B43_MMIO_DMA2_REASON 0x30 | |
37 | #define B43_MMIO_DMA2_IRQ_MASK 0x34 | |
38 | #define B43_MMIO_DMA3_REASON 0x38 | |
39 | #define B43_MMIO_DMA3_IRQ_MASK 0x3C | |
40 | #define B43_MMIO_DMA4_REASON 0x40 | |
41 | #define B43_MMIO_DMA4_IRQ_MASK 0x44 | |
42 | #define B43_MMIO_DMA5_REASON 0x48 | |
43 | #define B43_MMIO_DMA5_IRQ_MASK 0x4C | |
aa6c7ae2 MB |
44 | #define B43_MMIO_MACCTL 0x120 /* MAC control */ |
45 | #define B43_MMIO_MACCMD 0x124 /* MAC command */ | |
e4d6b795 MB |
46 | #define B43_MMIO_GEN_IRQ_REASON 0x128 |
47 | #define B43_MMIO_GEN_IRQ_MASK 0x12C | |
48 | #define B43_MMIO_RAM_CONTROL 0x130 | |
49 | #define B43_MMIO_RAM_DATA 0x134 | |
50 | #define B43_MMIO_PS_STATUS 0x140 | |
51 | #define B43_MMIO_RADIO_HWENABLED_HI 0x158 | |
52 | #define B43_MMIO_SHM_CONTROL 0x160 | |
53 | #define B43_MMIO_SHM_DATA 0x164 | |
54 | #define B43_MMIO_SHM_DATA_UNALIGNED 0x166 | |
55 | #define B43_MMIO_XMITSTAT_0 0x170 | |
56 | #define B43_MMIO_XMITSTAT_1 0x174 | |
57 | #define B43_MMIO_REV3PLUS_TSF_LOW 0x180 /* core rev >= 3 only */ | |
58 | #define B43_MMIO_REV3PLUS_TSF_HIGH 0x184 /* core rev >= 3 only */ | |
f3dd3fcc MB |
59 | #define B43_MMIO_TSF_CFP_REP 0x188 |
60 | #define B43_MMIO_TSF_CFP_START 0x18C | |
61 | #define B43_MMIO_TSF_CFP_MAXDUR 0x190 | |
e4d6b795 MB |
62 | |
63 | /* 32-bit DMA */ | |
64 | #define B43_MMIO_DMA32_BASE0 0x200 | |
65 | #define B43_MMIO_DMA32_BASE1 0x220 | |
66 | #define B43_MMIO_DMA32_BASE2 0x240 | |
67 | #define B43_MMIO_DMA32_BASE3 0x260 | |
68 | #define B43_MMIO_DMA32_BASE4 0x280 | |
69 | #define B43_MMIO_DMA32_BASE5 0x2A0 | |
70 | /* 64-bit DMA */ | |
71 | #define B43_MMIO_DMA64_BASE0 0x200 | |
72 | #define B43_MMIO_DMA64_BASE1 0x240 | |
73 | #define B43_MMIO_DMA64_BASE2 0x280 | |
74 | #define B43_MMIO_DMA64_BASE3 0x2C0 | |
75 | #define B43_MMIO_DMA64_BASE4 0x300 | |
76 | #define B43_MMIO_DMA64_BASE5 0x340 | |
e4d6b795 | 77 | |
5100d5ac MB |
78 | /* PIO on core rev < 11 */ |
79 | #define B43_MMIO_PIO_BASE0 0x300 | |
80 | #define B43_MMIO_PIO_BASE1 0x310 | |
81 | #define B43_MMIO_PIO_BASE2 0x320 | |
82 | #define B43_MMIO_PIO_BASE3 0x330 | |
83 | #define B43_MMIO_PIO_BASE4 0x340 | |
84 | #define B43_MMIO_PIO_BASE5 0x350 | |
85 | #define B43_MMIO_PIO_BASE6 0x360 | |
86 | #define B43_MMIO_PIO_BASE7 0x370 | |
87 | /* PIO on core rev >= 11 */ | |
88 | #define B43_MMIO_PIO11_BASE0 0x200 | |
89 | #define B43_MMIO_PIO11_BASE1 0x240 | |
90 | #define B43_MMIO_PIO11_BASE2 0x280 | |
91 | #define B43_MMIO_PIO11_BASE3 0x2C0 | |
92 | #define B43_MMIO_PIO11_BASE4 0x300 | |
93 | #define B43_MMIO_PIO11_BASE5 0x340 | |
94 | ||
e4d6b795 MB |
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_RADIO_HWENABLED_LO 0x49A | |
110 | #define B43_MMIO_GPIO_CONTROL 0x49C | |
111 | #define B43_MMIO_GPIO_MASK 0x49E | |
f3dd3fcc MB |
112 | #define B43_MMIO_TSF_CFP_START_LOW 0x604 |
113 | #define B43_MMIO_TSF_CFP_START_HIGH 0x606 | |
d59f720d | 114 | #define B43_MMIO_TSF_CFP_PRETBTT 0x612 |
e4d6b795 MB |
115 | #define B43_MMIO_TSF_0 0x632 /* core rev < 3 only */ |
116 | #define B43_MMIO_TSF_1 0x634 /* core rev < 3 only */ | |
117 | #define B43_MMIO_TSF_2 0x636 /* core rev < 3 only */ | |
118 | #define B43_MMIO_TSF_3 0x638 /* core rev < 3 only */ | |
119 | #define B43_MMIO_RNG 0x65A | |
e6f5b934 MB |
120 | #define B43_MMIO_IFSCTL 0x688 /* Interframe space control */ |
121 | #define B43_MMIO_IFSCTL_USE_EDCF 0x0004 | |
e4d6b795 | 122 | #define B43_MMIO_POWERUP_DELAY 0x6A8 |
ce1a9ee3 MB |
123 | #define B43_MMIO_BTCOEX_CTL 0x6B4 /* Bluetooth Coexistence Control */ |
124 | #define B43_MMIO_BTCOEX_STAT 0x6B6 /* Bluetooth Coexistence Status */ | |
125 | #define B43_MMIO_BTCOEX_TXCTL 0x6B8 /* Bluetooth Coexistence Transmit Control */ | |
e4d6b795 MB |
126 | |
127 | /* SPROM boardflags_lo values */ | |
128 | #define B43_BFL_BTCOEXIST 0x0001 /* implements Bluetooth coexistance */ | |
129 | #define B43_BFL_PACTRL 0x0002 /* GPIO 9 controlling the PA */ | |
130 | #define B43_BFL_AIRLINEMODE 0x0004 /* implements GPIO 13 radio disable indication */ | |
131 | #define B43_BFL_RSSI 0x0008 /* software calculates nrssi slope. */ | |
132 | #define B43_BFL_ENETSPI 0x0010 /* has ephy roboswitch spi */ | |
133 | #define B43_BFL_XTAL_NOSLOW 0x0020 /* no slow clock available */ | |
134 | #define B43_BFL_CCKHIPWR 0x0040 /* can do high power CCK transmission */ | |
135 | #define B43_BFL_ENETADM 0x0080 /* has ADMtek switch */ | |
136 | #define B43_BFL_ENETVLAN 0x0100 /* can do vlan */ | |
137 | #define B43_BFL_AFTERBURNER 0x0200 /* supports Afterburner mode */ | |
138 | #define B43_BFL_NOPCI 0x0400 /* leaves PCI floating */ | |
139 | #define B43_BFL_FEM 0x0800 /* supports the Front End Module */ | |
140 | #define B43_BFL_EXTLNA 0x1000 /* has an external LNA */ | |
141 | #define B43_BFL_HGPA 0x2000 /* had high gain PA */ | |
142 | #define B43_BFL_BTCMOD 0x4000 /* BFL_BTCOEXIST is given in alternate GPIOs */ | |
143 | #define B43_BFL_ALTIQ 0x8000 /* alternate I/Q settings */ | |
144 | ||
738f0f43 GS |
145 | /* SPROM boardflags_hi values */ |
146 | #define B43_BFH_NOPA 0x0001 /* has no PA */ | |
147 | #define B43_BFH_RSSIINV 0x0002 /* RSSI uses positive slope (not TSSI) */ | |
148 | #define B43_BFH_PAREF 0x0004 /* uses the PARef LDO */ | |
149 | #define B43_BFH_3TSWITCH 0x0008 /* uses a triple throw switch shared | |
150 | * with bluetooth */ | |
151 | #define B43_BFH_PHASESHIFT 0x0010 /* can support phase shifter */ | |
152 | #define B43_BFH_BUCKBOOST 0x0020 /* has buck/booster */ | |
153 | #define B43_BFH_FEM_BT 0x0040 /* has FEM and switch to share antenna | |
154 | * with bluetooth */ | |
155 | ||
e4d6b795 MB |
156 | /* GPIO register offset, in both ChipCommon and PCI core. */ |
157 | #define B43_GPIO_CONTROL 0x6c | |
158 | ||
159 | /* SHM Routing */ | |
160 | enum { | |
161 | B43_SHM_UCODE, /* Microcode memory */ | |
162 | B43_SHM_SHARED, /* Shared memory */ | |
163 | B43_SHM_SCRATCH, /* Scratch memory */ | |
164 | B43_SHM_HW, /* Internal hardware register */ | |
165 | B43_SHM_RCMTA, /* Receive match transmitter address (rev >= 5 only) */ | |
166 | }; | |
167 | /* SHM Routing modifiers */ | |
168 | #define B43_SHM_AUTOINC_R 0x0200 /* Auto-increment address on read */ | |
169 | #define B43_SHM_AUTOINC_W 0x0100 /* Auto-increment address on write */ | |
170 | #define B43_SHM_AUTOINC_RW (B43_SHM_AUTOINC_R | \ | |
171 | B43_SHM_AUTOINC_W) | |
172 | ||
173 | /* Misc SHM_SHARED offsets */ | |
174 | #define B43_SHM_SH_WLCOREREV 0x0016 /* 802.11 core revision */ | |
175 | #define B43_SHM_SH_PCTLWDPOS 0x0008 | |
176 | #define B43_SHM_SH_RXPADOFF 0x0034 /* RX Padding data offset (PIO only) */ | |
403a3a13 | 177 | #define B43_SHM_SH_FWCAPA 0x0042 /* Firmware capabilities (Opensource firmware only) */ |
e4d6b795 MB |
178 | #define B43_SHM_SH_PHYVER 0x0050 /* PHY version */ |
179 | #define B43_SHM_SH_PHYTYPE 0x0052 /* PHY type */ | |
180 | #define B43_SHM_SH_ANTSWAP 0x005C /* Antenna swap threshold */ | |
181 | #define B43_SHM_SH_HOSTFLO 0x005E /* Hostflags for ucode options (low) */ | |
35f0d354 MB |
182 | #define B43_SHM_SH_HOSTFMI 0x0060 /* Hostflags for ucode options (middle) */ |
183 | #define B43_SHM_SH_HOSTFHI 0x0062 /* Hostflags for ucode options (high) */ | |
e4d6b795 MB |
184 | #define B43_SHM_SH_RFATT 0x0064 /* Current radio attenuation value */ |
185 | #define B43_SHM_SH_RADAR 0x0066 /* Radar register */ | |
186 | #define B43_SHM_SH_PHYTXNOI 0x006E /* PHY noise directly after TX (lower 8bit only) */ | |
187 | #define B43_SHM_SH_RFRXSP1 0x0072 /* RF RX SP Register 1 */ | |
188 | #define B43_SHM_SH_CHAN 0x00A0 /* Current channel (low 8bit only) */ | |
189 | #define B43_SHM_SH_CHAN_5GHZ 0x0100 /* Bit set, if 5Ghz channel */ | |
190 | #define B43_SHM_SH_BCMCFIFOID 0x0108 /* Last posted cookie to the bcast/mcast FIFO */ | |
18c8adeb MB |
191 | /* TSSI information */ |
192 | #define B43_SHM_SH_TSSI_CCK 0x0058 /* TSSI for last 4 CCK frames (32bit) */ | |
193 | #define B43_SHM_SH_TSSI_OFDM_A 0x0068 /* TSSI for last 4 OFDM frames (32bit) */ | |
194 | #define B43_SHM_SH_TSSI_OFDM_G 0x0070 /* TSSI for last 4 OFDM frames (32bit) */ | |
195 | #define B43_TSSI_MAX 0x7F /* Max value for one TSSI value */ | |
e4d6b795 MB |
196 | /* SHM_SHARED TX FIFO variables */ |
197 | #define B43_SHM_SH_SIZE01 0x0098 /* TX FIFO size for FIFO 0 (low) and 1 (high) */ | |
198 | #define B43_SHM_SH_SIZE23 0x009A /* TX FIFO size for FIFO 2 and 3 */ | |
199 | #define B43_SHM_SH_SIZE45 0x009C /* TX FIFO size for FIFO 4 and 5 */ | |
200 | #define B43_SHM_SH_SIZE67 0x009E /* TX FIFO size for FIFO 6 and 7 */ | |
201 | /* SHM_SHARED background noise */ | |
202 | #define B43_SHM_SH_JSSI0 0x0088 /* Measure JSSI 0 */ | |
203 | #define B43_SHM_SH_JSSI1 0x008A /* Measure JSSI 1 */ | |
204 | #define B43_SHM_SH_JSSIAUX 0x008C /* Measure JSSI AUX */ | |
205 | /* SHM_SHARED crypto engine */ | |
206 | #define B43_SHM_SH_DEFAULTIV 0x003C /* Default IV location */ | |
207 | #define B43_SHM_SH_NRRXTRANS 0x003E /* # of soft RX transmitter addresses (max 8) */ | |
208 | #define B43_SHM_SH_KTP 0x0056 /* Key table pointer */ | |
209 | #define B43_SHM_SH_TKIPTSCTTAK 0x0318 | |
210 | #define B43_SHM_SH_KEYIDXBLOCK 0x05D4 /* Key index/algorithm block (v4 firmware) */ | |
211 | #define B43_SHM_SH_PSM 0x05F4 /* PSM transmitter address match block (rev < 5) */ | |
212 | /* SHM_SHARED WME variables */ | |
213 | #define B43_SHM_SH_EDCFSTAT 0x000E /* EDCF status */ | |
214 | #define B43_SHM_SH_TXFCUR 0x0030 /* TXF current index */ | |
215 | #define B43_SHM_SH_EDCFQ 0x0240 /* EDCF Q info */ | |
216 | /* SHM_SHARED powersave mode related */ | |
217 | #define B43_SHM_SH_SLOTT 0x0010 /* Slot time */ | |
218 | #define B43_SHM_SH_DTIMPER 0x0012 /* DTIM period */ | |
219 | #define B43_SHM_SH_NOSLPZNATDTIM 0x004C /* NOSLPZNAT DTIM */ | |
280d0e16 | 220 | /* SHM_SHARED beacon/AP variables */ |
e4d6b795 MB |
221 | #define B43_SHM_SH_BTL0 0x0018 /* Beacon template length 0 */ |
222 | #define B43_SHM_SH_BTL1 0x001A /* Beacon template length 1 */ | |
223 | #define B43_SHM_SH_BTSFOFF 0x001C /* Beacon TSF offset */ | |
224 | #define B43_SHM_SH_TIMBPOS 0x001E /* TIM B position in beacon */ | |
280d0e16 MB |
225 | #define B43_SHM_SH_DTIMP 0x0012 /* DTIP period */ |
226 | #define B43_SHM_SH_MCASTCOOKIE 0x00A8 /* Last bcast/mcast frame ID */ | |
e4d6b795 MB |
227 | #define B43_SHM_SH_SFFBLIM 0x0044 /* Short frame fallback retry limit */ |
228 | #define B43_SHM_SH_LFFBLIM 0x0046 /* Long frame fallback retry limit */ | |
229 | #define B43_SHM_SH_BEACPHYCTL 0x0054 /* Beacon PHY TX control word (see PHY TX control) */ | |
280d0e16 | 230 | #define B43_SHM_SH_EXTNPHYCTL 0x00B0 /* Extended bytes for beacon PHY control (N) */ |
e4d6b795 MB |
231 | /* SHM_SHARED ACK/CTS control */ |
232 | #define B43_SHM_SH_ACKCTSPHYCTL 0x0022 /* ACK/CTS PHY control word (see PHY TX control) */ | |
233 | /* SHM_SHARED probe response variables */ | |
234 | #define B43_SHM_SH_PRSSID 0x0160 /* Probe Response SSID */ | |
235 | #define B43_SHM_SH_PRSSIDLEN 0x0048 /* Probe Response SSID length */ | |
236 | #define B43_SHM_SH_PRTLEN 0x004A /* Probe Response template length */ | |
237 | #define B43_SHM_SH_PRMAXTIME 0x0074 /* Probe Response max time */ | |
238 | #define B43_SHM_SH_PRPHYCTL 0x0188 /* Probe Response PHY TX control word */ | |
239 | /* SHM_SHARED rate tables */ | |
240 | #define B43_SHM_SH_OFDMDIRECT 0x01C0 /* Pointer to OFDM direct map */ | |
241 | #define B43_SHM_SH_OFDMBASIC 0x01E0 /* Pointer to OFDM basic rate map */ | |
242 | #define B43_SHM_SH_CCKDIRECT 0x0200 /* Pointer to CCK direct map */ | |
243 | #define B43_SHM_SH_CCKBASIC 0x0220 /* Pointer to CCK basic rate map */ | |
244 | /* SHM_SHARED microcode soft registers */ | |
245 | #define B43_SHM_SH_UCODEREV 0x0000 /* Microcode revision */ | |
246 | #define B43_SHM_SH_UCODEPATCH 0x0002 /* Microcode patchlevel */ | |
247 | #define B43_SHM_SH_UCODEDATE 0x0004 /* Microcode date */ | |
248 | #define B43_SHM_SH_UCODETIME 0x0006 /* Microcode time */ | |
249 | #define B43_SHM_SH_UCODESTAT 0x0040 /* Microcode debug status code */ | |
250 | #define B43_SHM_SH_UCODESTAT_INVALID 0 | |
251 | #define B43_SHM_SH_UCODESTAT_INIT 1 | |
252 | #define B43_SHM_SH_UCODESTAT_ACTIVE 2 | |
253 | #define B43_SHM_SH_UCODESTAT_SUSP 3 /* suspended */ | |
254 | #define B43_SHM_SH_UCODESTAT_SLEEP 4 /* asleep (PS) */ | |
255 | #define B43_SHM_SH_MAXBFRAMES 0x0080 /* Maximum number of frames in a burst */ | |
256 | #define B43_SHM_SH_SPUWKUP 0x0094 /* pre-wakeup for synth PU in us */ | |
257 | #define B43_SHM_SH_PRETBTT 0x0096 /* pre-TBTT in us */ | |
258 | ||
259 | /* SHM_SCRATCH offsets */ | |
260 | #define B43_SHM_SC_MINCONT 0x0003 /* Minimum contention window */ | |
261 | #define B43_SHM_SC_MAXCONT 0x0004 /* Maximum contention window */ | |
262 | #define B43_SHM_SC_CURCONT 0x0005 /* Current contention window */ | |
263 | #define B43_SHM_SC_SRLIMIT 0x0006 /* Short retry count limit */ | |
264 | #define B43_SHM_SC_LRLIMIT 0x0007 /* Long retry count limit */ | |
265 | #define B43_SHM_SC_DTIMC 0x0008 /* Current DTIM count */ | |
266 | #define B43_SHM_SC_BTL0LEN 0x0015 /* Beacon 0 template length */ | |
267 | #define B43_SHM_SC_BTL1LEN 0x0016 /* Beacon 1 template length */ | |
268 | #define B43_SHM_SC_SCFB 0x0017 /* Short frame transmit count threshold for rate fallback */ | |
269 | #define B43_SHM_SC_LCFB 0x0018 /* Long frame transmit count threshold for rate fallback */ | |
270 | ||
271 | /* Hardware Radio Enable masks */ | |
272 | #define B43_MMIO_RADIO_HWENABLED_HI_MASK (1 << 16) | |
273 | #define B43_MMIO_RADIO_HWENABLED_LO_MASK (1 << 4) | |
274 | ||
275 | /* HostFlags. See b43_hf_read/write() */ | |
35f0d354 MB |
276 | #define B43_HF_ANTDIVHELP 0x000000000001ULL /* ucode antenna div helper */ |
277 | #define B43_HF_SYMW 0x000000000002ULL /* G-PHY SYM workaround */ | |
278 | #define B43_HF_RXPULLW 0x000000000004ULL /* RX pullup workaround */ | |
279 | #define B43_HF_CCKBOOST 0x000000000008ULL /* 4dB CCK power boost (exclusive with OFDM boost) */ | |
280 | #define B43_HF_BTCOEX 0x000000000010ULL /* Bluetooth coexistance */ | |
281 | #define B43_HF_GDCW 0x000000000020ULL /* G-PHY DC canceller filter bw workaround */ | |
282 | #define B43_HF_OFDMPABOOST 0x000000000040ULL /* Enable PA gain boost for OFDM */ | |
283 | #define B43_HF_ACPR 0x000000000080ULL /* Disable for Japan, channel 14 */ | |
284 | #define B43_HF_EDCF 0x000000000100ULL /* on if WME and MAC suspended */ | |
285 | #define B43_HF_TSSIRPSMW 0x000000000200ULL /* TSSI reset PSM ucode workaround */ | |
286 | #define B43_HF_20IN40IQW 0x000000000200ULL /* 20 in 40 MHz I/Q workaround (rev >= 13 only) */ | |
287 | #define B43_HF_DSCRQ 0x000000000400ULL /* Disable slow clock request in ucode */ | |
288 | #define B43_HF_ACIW 0x000000000800ULL /* ACI workaround: shift bits by 2 on PHY CRS */ | |
289 | #define B43_HF_2060W 0x000000001000ULL /* 2060 radio workaround */ | |
290 | #define B43_HF_RADARW 0x000000002000ULL /* Radar workaround */ | |
291 | #define B43_HF_USEDEFKEYS 0x000000004000ULL /* Enable use of default keys */ | |
292 | #define B43_HF_AFTERBURNER 0x000000008000ULL /* Afterburner enabled */ | |
293 | #define B43_HF_BT4PRIOCOEX 0x000000010000ULL /* Bluetooth 4-priority coexistance */ | |
294 | #define B43_HF_FWKUP 0x000000020000ULL /* Fast wake-up ucode */ | |
295 | #define B43_HF_VCORECALC 0x000000040000ULL /* Force VCO recalculation when powering up synthpu */ | |
296 | #define B43_HF_PCISCW 0x000000080000ULL /* PCI slow clock workaround */ | |
297 | #define B43_HF_4318TSSI 0x000000200000ULL /* 4318 TSSI */ | |
298 | #define B43_HF_FBCMCFIFO 0x000000400000ULL /* Flush bcast/mcast FIFO immediately */ | |
299 | #define B43_HF_HWPCTL 0x000000800000ULL /* Enable hardwarre power control */ | |
300 | #define B43_HF_BTCOEXALT 0x000001000000ULL /* Bluetooth coexistance in alternate pins */ | |
301 | #define B43_HF_TXBTCHECK 0x000002000000ULL /* Bluetooth check during transmission */ | |
302 | #define B43_HF_SKCFPUP 0x000004000000ULL /* Skip CFP update */ | |
303 | #define B43_HF_N40W 0x000008000000ULL /* N PHY 40 MHz workaround (rev >= 13 only) */ | |
304 | #define B43_HF_ANTSEL 0x000020000000ULL /* Antenna selection (for testing antenna div.) */ | |
305 | #define B43_HF_BT3COEXT 0x000020000000ULL /* Bluetooth 3-wire coexistence (rev >= 13 only) */ | |
306 | #define B43_HF_BTCANT 0x000040000000ULL /* Bluetooth coexistence (antenna mode) (rev >= 13 only) */ | |
307 | #define B43_HF_ANTSELEN 0x000100000000ULL /* Antenna selection enabled (rev >= 13 only) */ | |
308 | #define B43_HF_ANTSELMODE 0x000200000000ULL /* Antenna selection mode (rev >= 13 only) */ | |
309 | #define B43_HF_MLADVW 0x001000000000ULL /* N PHY ML ADV workaround (rev >= 13 only) */ | |
310 | #define B43_HF_PR45960W 0x080000000000ULL /* PR 45960 workaround (rev >= 13 only) */ | |
e4d6b795 | 311 | |
403a3a13 MB |
312 | /* Firmware capabilities field in SHM (Opensource firmware only) */ |
313 | #define B43_FWCAPA_HWCRYPTO 0x0001 | |
314 | #define B43_FWCAPA_QOS 0x0002 | |
315 | ||
e4d6b795 MB |
316 | /* MacFilter offsets. */ |
317 | #define B43_MACFILTER_SELF 0x0000 | |
318 | #define B43_MACFILTER_BSSID 0x0003 | |
319 | ||
320 | /* PowerControl */ | |
321 | #define B43_PCTL_IN 0xB0 | |
322 | #define B43_PCTL_OUT 0xB4 | |
323 | #define B43_PCTL_OUTENABLE 0xB8 | |
324 | #define B43_PCTL_XTAL_POWERUP 0x40 | |
325 | #define B43_PCTL_PLL_POWERDOWN 0x80 | |
326 | ||
327 | /* PowerControl Clock Modes */ | |
328 | #define B43_PCTL_CLK_FAST 0x00 | |
329 | #define B43_PCTL_CLK_SLOW 0x01 | |
330 | #define B43_PCTL_CLK_DYNAMIC 0x02 | |
331 | ||
332 | #define B43_PCTL_FORCE_SLOW 0x0800 | |
333 | #define B43_PCTL_FORCE_PLL 0x1000 | |
334 | #define B43_PCTL_DYN_XTAL 0x2000 | |
335 | ||
336 | /* PHYVersioning */ | |
337 | #define B43_PHYTYPE_A 0x00 | |
338 | #define B43_PHYTYPE_B 0x01 | |
339 | #define B43_PHYTYPE_G 0x02 | |
d987160b MB |
340 | #define B43_PHYTYPE_N 0x04 |
341 | #define B43_PHYTYPE_LP 0x05 | |
e4d6b795 MB |
342 | |
343 | /* PHYRegisters */ | |
344 | #define B43_PHY_ILT_A_CTRL 0x0072 | |
345 | #define B43_PHY_ILT_A_DATA1 0x0073 | |
346 | #define B43_PHY_ILT_A_DATA2 0x0074 | |
347 | #define B43_PHY_G_LO_CONTROL 0x0810 | |
348 | #define B43_PHY_ILT_G_CTRL 0x0472 | |
349 | #define B43_PHY_ILT_G_DATA1 0x0473 | |
350 | #define B43_PHY_ILT_G_DATA2 0x0474 | |
351 | #define B43_PHY_A_PCTL 0x007B | |
352 | #define B43_PHY_G_PCTL 0x0029 | |
353 | #define B43_PHY_A_CRS 0x0029 | |
354 | #define B43_PHY_RADIO_BITFIELD 0x0401 | |
355 | #define B43_PHY_G_CRS 0x0429 | |
356 | #define B43_PHY_NRSSILT_CTRL 0x0803 | |
357 | #define B43_PHY_NRSSILT_DATA 0x0804 | |
358 | ||
359 | /* RadioRegisters */ | |
360 | #define B43_RADIOCTL_ID 0x01 | |
361 | ||
362 | /* MAC Control bitfield */ | |
363 | #define B43_MACCTL_ENABLED 0x00000001 /* MAC Enabled */ | |
364 | #define B43_MACCTL_PSM_RUN 0x00000002 /* Run Microcode */ | |
365 | #define B43_MACCTL_PSM_JMP0 0x00000004 /* Microcode jump to 0 */ | |
366 | #define B43_MACCTL_SHM_ENABLED 0x00000100 /* SHM Enabled */ | |
367 | #define B43_MACCTL_SHM_UPPER 0x00000200 /* SHM Upper */ | |
368 | #define B43_MACCTL_IHR_ENABLED 0x00000400 /* IHR Region Enabled */ | |
369 | #define B43_MACCTL_PSM_DBG 0x00002000 /* Microcode debugging enabled */ | |
370 | #define B43_MACCTL_GPOUTSMSK 0x0000C000 /* GPOUT Select Mask */ | |
371 | #define B43_MACCTL_BE 0x00010000 /* Big Endian mode */ | |
372 | #define B43_MACCTL_INFRA 0x00020000 /* Infrastructure mode */ | |
373 | #define B43_MACCTL_AP 0x00040000 /* AccessPoint mode */ | |
374 | #define B43_MACCTL_RADIOLOCK 0x00080000 /* Radio lock */ | |
375 | #define B43_MACCTL_BEACPROMISC 0x00100000 /* Beacon Promiscuous */ | |
376 | #define B43_MACCTL_KEEP_BADPLCP 0x00200000 /* Keep frames with bad PLCP */ | |
377 | #define B43_MACCTL_KEEP_CTL 0x00400000 /* Keep control frames */ | |
378 | #define B43_MACCTL_KEEP_BAD 0x00800000 /* Keep bad frames (FCS) */ | |
379 | #define B43_MACCTL_PROMISC 0x01000000 /* Promiscuous mode */ | |
380 | #define B43_MACCTL_HWPS 0x02000000 /* Hardware Power Saving */ | |
381 | #define B43_MACCTL_AWAKE 0x04000000 /* Device is awake */ | |
382 | #define B43_MACCTL_CLOSEDNET 0x08000000 /* Closed net (no SSID bcast) */ | |
383 | #define B43_MACCTL_TBTTHOLD 0x10000000 /* TBTT Hold */ | |
384 | #define B43_MACCTL_DISCTXSTAT 0x20000000 /* Discard TX status */ | |
385 | #define B43_MACCTL_DISCPMQ 0x40000000 /* Discard Power Management Queue */ | |
386 | #define B43_MACCTL_GMODE 0x80000000 /* G Mode */ | |
387 | ||
aa6c7ae2 MB |
388 | /* MAC Command bitfield */ |
389 | #define B43_MACCMD_BEACON0_VALID 0x00000001 /* Beacon 0 in template RAM is busy/valid */ | |
390 | #define B43_MACCMD_BEACON1_VALID 0x00000002 /* Beacon 1 in template RAM is busy/valid */ | |
391 | #define B43_MACCMD_DFQ_VALID 0x00000004 /* Directed frame queue valid (IBSS PS mode, ATIM) */ | |
392 | #define B43_MACCMD_CCA 0x00000008 /* Clear channel assessment */ | |
393 | #define B43_MACCMD_BGNOISE 0x00000010 /* Background noise */ | |
394 | ||
96c755a3 | 395 | /* 802.11 core specific TM State Low (SSB_TMSLOW) flags */ |
e4d6b795 | 396 | #define B43_TMSLOW_GMODE 0x20000000 /* G Mode Enable */ |
96c755a3 MB |
397 | #define B43_TMSLOW_PHYCLKSPEED 0x00C00000 /* PHY clock speed mask (N-PHY only) */ |
398 | #define B43_TMSLOW_PHYCLKSPEED_40MHZ 0x00000000 /* 40 MHz PHY */ | |
399 | #define B43_TMSLOW_PHYCLKSPEED_80MHZ 0x00400000 /* 80 MHz PHY */ | |
400 | #define B43_TMSLOW_PHYCLKSPEED_160MHZ 0x00800000 /* 160 MHz PHY */ | |
401 | #define B43_TMSLOW_PLLREFSEL 0x00200000 /* PLL Frequency Reference Select (rev >= 5) */ | |
e4d6b795 MB |
402 | #define B43_TMSLOW_MACPHYCLKEN 0x00100000 /* MAC PHY Clock Control Enable (rev >= 5) */ |
403 | #define B43_TMSLOW_PHYRESET 0x00080000 /* PHY Reset */ | |
404 | #define B43_TMSLOW_PHYCLKEN 0x00040000 /* PHY Clock Enable */ | |
405 | ||
96c755a3 MB |
406 | /* 802.11 core specific TM State High (SSB_TMSHIGH) flags */ |
407 | #define B43_TMSHIGH_DUALBAND_PHY 0x00080000 /* Dualband PHY available */ | |
e4d6b795 | 408 | #define B43_TMSHIGH_FCLOCK 0x00040000 /* Fast Clock Available (rev >= 5) */ |
96c755a3 MB |
409 | #define B43_TMSHIGH_HAVE_5GHZ_PHY 0x00020000 /* 5 GHz PHY available (rev >= 5) */ |
410 | #define B43_TMSHIGH_HAVE_2GHZ_PHY 0x00010000 /* 2.4 GHz PHY available (rev >= 5) */ | |
e4d6b795 MB |
411 | |
412 | /* Generic-Interrupt reasons. */ | |
413 | #define B43_IRQ_MAC_SUSPENDED 0x00000001 | |
414 | #define B43_IRQ_BEACON 0x00000002 | |
415 | #define B43_IRQ_TBTT_INDI 0x00000004 | |
416 | #define B43_IRQ_BEACON_TX_OK 0x00000008 | |
417 | #define B43_IRQ_BEACON_CANCEL 0x00000010 | |
418 | #define B43_IRQ_ATIM_END 0x00000020 | |
419 | #define B43_IRQ_PMQ 0x00000040 | |
420 | #define B43_IRQ_PIO_WORKAROUND 0x00000100 | |
421 | #define B43_IRQ_MAC_TXERR 0x00000200 | |
422 | #define B43_IRQ_PHY_TXERR 0x00000800 | |
423 | #define B43_IRQ_PMEVENT 0x00001000 | |
424 | #define B43_IRQ_TIMER0 0x00002000 | |
425 | #define B43_IRQ_TIMER1 0x00004000 | |
426 | #define B43_IRQ_DMA 0x00008000 | |
427 | #define B43_IRQ_TXFIFO_FLUSH_OK 0x00010000 | |
428 | #define B43_IRQ_CCA_MEASURE_OK 0x00020000 | |
429 | #define B43_IRQ_NOISESAMPLE_OK 0x00040000 | |
430 | #define B43_IRQ_UCODE_DEBUG 0x08000000 | |
431 | #define B43_IRQ_RFKILL 0x10000000 | |
432 | #define B43_IRQ_TX_OK 0x20000000 | |
433 | #define B43_IRQ_PHY_G_CHANGED 0x40000000 | |
434 | #define B43_IRQ_TIMEOUT 0x80000000 | |
435 | ||
436 | #define B43_IRQ_ALL 0xFFFFFFFF | |
e40ac414 | 437 | #define B43_IRQ_MASKTEMPLATE (B43_IRQ_TBTT_INDI | \ |
e4d6b795 MB |
438 | B43_IRQ_ATIM_END | \ |
439 | B43_IRQ_PMQ | \ | |
440 | B43_IRQ_MAC_TXERR | \ | |
441 | B43_IRQ_PHY_TXERR | \ | |
442 | B43_IRQ_DMA | \ | |
443 | B43_IRQ_TXFIFO_FLUSH_OK | \ | |
444 | B43_IRQ_NOISESAMPLE_OK | \ | |
445 | B43_IRQ_UCODE_DEBUG | \ | |
446 | B43_IRQ_RFKILL | \ | |
447 | B43_IRQ_TX_OK) | |
448 | ||
afa83e23 MB |
449 | /* The firmware register to fetch the debug-IRQ reason from. */ |
450 | #define B43_DEBUGIRQ_REASON_REG 63 | |
e48b0eeb MB |
451 | /* Debug-IRQ reasons. */ |
452 | #define B43_DEBUGIRQ_PANIC 0 /* The firmware panic'ed */ | |
453 | #define B43_DEBUGIRQ_DUMP_SHM 1 /* Dump shared SHM */ | |
454 | #define B43_DEBUGIRQ_DUMP_REGS 2 /* Dump the microcode registers */ | |
53c06856 | 455 | #define B43_DEBUGIRQ_MARKER 3 /* A "marker" was thrown by the firmware. */ |
e48b0eeb MB |
456 | #define B43_DEBUGIRQ_ACK 0xFFFF /* The host writes that to ACK the IRQ */ |
457 | ||
53c06856 MB |
458 | /* The firmware register that contains the "marker" line. */ |
459 | #define B43_MARKER_ID_REG 2 | |
460 | #define B43_MARKER_LINE_REG 3 | |
461 | ||
afa83e23 MB |
462 | /* The firmware register to fetch the panic reason from. */ |
463 | #define B43_FWPANIC_REASON_REG 3 | |
464 | /* Firmware panic reason codes */ | |
465 | #define B43_FWPANIC_DIE 0 /* Firmware died. Don't auto-restart it. */ | |
466 | #define B43_FWPANIC_RESTART 1 /* Firmware died. Schedule a controller reset. */ | |
467 | ||
9b839a74 MB |
468 | /* The firmware register that contains the watchdog counter. */ |
469 | #define B43_WATCHDOG_REG 1 | |
afa83e23 | 470 | |
e4d6b795 MB |
471 | /* Device specific rate values. |
472 | * The actual values defined here are (rate_in_mbps * 2). | |
473 | * Some code depends on this. Don't change it. */ | |
474 | #define B43_CCK_RATE_1MB 0x02 | |
475 | #define B43_CCK_RATE_2MB 0x04 | |
476 | #define B43_CCK_RATE_5MB 0x0B | |
477 | #define B43_CCK_RATE_11MB 0x16 | |
478 | #define B43_OFDM_RATE_6MB 0x0C | |
479 | #define B43_OFDM_RATE_9MB 0x12 | |
480 | #define B43_OFDM_RATE_12MB 0x18 | |
481 | #define B43_OFDM_RATE_18MB 0x24 | |
482 | #define B43_OFDM_RATE_24MB 0x30 | |
483 | #define B43_OFDM_RATE_36MB 0x48 | |
484 | #define B43_OFDM_RATE_48MB 0x60 | |
485 | #define B43_OFDM_RATE_54MB 0x6C | |
486 | /* Convert a b43 rate value to a rate in 100kbps */ | |
487 | #define B43_RATE_TO_BASE100KBPS(rate) (((rate) * 10) / 2) | |
488 | ||
489 | #define B43_DEFAULT_SHORT_RETRY_LIMIT 7 | |
490 | #define B43_DEFAULT_LONG_RETRY_LIMIT 4 | |
491 | ||
00e0b8cb SB |
492 | #define B43_PHY_TX_BADNESS_LIMIT 1000 |
493 | ||
e4d6b795 MB |
494 | /* Max size of a security key */ |
495 | #define B43_SEC_KEYSIZE 16 | |
496 | /* Security algorithms. */ | |
497 | enum { | |
498 | B43_SEC_ALGO_NONE = 0, /* unencrypted, as of TX header. */ | |
499 | B43_SEC_ALGO_WEP40, | |
500 | B43_SEC_ALGO_TKIP, | |
501 | B43_SEC_ALGO_AES, | |
502 | B43_SEC_ALGO_WEP104, | |
503 | B43_SEC_ALGO_AES_LEGACY, | |
504 | }; | |
505 | ||
506 | struct b43_dmaring; | |
e4d6b795 MB |
507 | |
508 | /* The firmware file header */ | |
509 | #define B43_FW_TYPE_UCODE 'u' | |
510 | #define B43_FW_TYPE_PCM 'p' | |
511 | #define B43_FW_TYPE_IV 'i' | |
512 | struct b43_fw_header { | |
513 | /* File type */ | |
514 | u8 type; | |
515 | /* File format version */ | |
516 | u8 ver; | |
517 | u8 __padding[2]; | |
518 | /* Size of the data. For ucode and PCM this is in bytes. | |
519 | * For IV this is number-of-ivs. */ | |
520 | __be32 size; | |
521 | } __attribute__((__packed__)); | |
522 | ||
523 | /* Initial Value file format */ | |
524 | #define B43_IV_OFFSET_MASK 0x7FFF | |
525 | #define B43_IV_32BIT 0x8000 | |
526 | struct b43_iv { | |
527 | __be16 offset_size; | |
528 | union { | |
529 | __be16 d16; | |
530 | __be32 d32; | |
531 | } data __attribute__((__packed__)); | |
532 | } __attribute__((__packed__)); | |
533 | ||
534 | ||
e4d6b795 MB |
535 | /* Data structures for DMA transmission, per 80211 core. */ |
536 | struct b43_dma { | |
b27faf8e MB |
537 | struct b43_dmaring *tx_ring_AC_BK; /* Background */ |
538 | struct b43_dmaring *tx_ring_AC_BE; /* Best Effort */ | |
539 | struct b43_dmaring *tx_ring_AC_VI; /* Video */ | |
540 | struct b43_dmaring *tx_ring_AC_VO; /* Voice */ | |
541 | struct b43_dmaring *tx_ring_mcast; /* Multicast */ | |
542 | ||
543 | struct b43_dmaring *rx_ring; | |
e4d6b795 MB |
544 | }; |
545 | ||
5100d5ac MB |
546 | struct b43_pio_txqueue; |
547 | struct b43_pio_rxqueue; | |
548 | ||
549 | /* Data structures for PIO transmission, per 80211 core. */ | |
550 | struct b43_pio { | |
551 | struct b43_pio_txqueue *tx_queue_AC_BK; /* Background */ | |
552 | struct b43_pio_txqueue *tx_queue_AC_BE; /* Best Effort */ | |
553 | struct b43_pio_txqueue *tx_queue_AC_VI; /* Video */ | |
554 | struct b43_pio_txqueue *tx_queue_AC_VO; /* Voice */ | |
555 | struct b43_pio_txqueue *tx_queue_mcast; /* Multicast */ | |
556 | ||
557 | struct b43_pio_rxqueue *rx_queue; | |
558 | }; | |
559 | ||
e4d6b795 MB |
560 | /* Context information for a noise calculation (Link Quality). */ |
561 | struct b43_noise_calculation { | |
e4d6b795 MB |
562 | bool calculation_running; |
563 | u8 nr_samples; | |
564 | s8 samples[8][4]; | |
565 | }; | |
566 | ||
567 | struct b43_stats { | |
568 | u8 link_noise; | |
e4d6b795 MB |
569 | }; |
570 | ||
571 | struct b43_key { | |
572 | /* If keyconf is NULL, this key is disabled. | |
573 | * keyconf is a cookie. Don't derefenrence it outside of the set_key | |
574 | * path, because b43 doesn't own it. */ | |
575 | struct ieee80211_key_conf *keyconf; | |
576 | u8 algorithm; | |
577 | }; | |
578 | ||
e6f5b934 MB |
579 | /* SHM offsets to the QOS data structures for the 4 different queues. */ |
580 | #define B43_QOS_PARAMS(queue) (B43_SHM_SH_EDCFQ + \ | |
581 | (B43_NR_QOSPARAMS * sizeof(u16) * (queue))) | |
582 | #define B43_QOS_BACKGROUND B43_QOS_PARAMS(0) | |
583 | #define B43_QOS_BESTEFFORT B43_QOS_PARAMS(1) | |
584 | #define B43_QOS_VIDEO B43_QOS_PARAMS(2) | |
585 | #define B43_QOS_VOICE B43_QOS_PARAMS(3) | |
586 | ||
587 | /* QOS parameter hardware data structure offsets. */ | |
e35cc4dd | 588 | #define B43_NR_QOSPARAMS 16 |
e6f5b934 MB |
589 | enum { |
590 | B43_QOSPARAM_TXOP = 0, | |
591 | B43_QOSPARAM_CWMIN, | |
592 | B43_QOSPARAM_CWMAX, | |
593 | B43_QOSPARAM_CWCUR, | |
594 | B43_QOSPARAM_AIFS, | |
595 | B43_QOSPARAM_BSLOTS, | |
596 | B43_QOSPARAM_REGGAP, | |
597 | B43_QOSPARAM_STATUS, | |
598 | }; | |
599 | ||
600 | /* QOS parameters for a queue. */ | |
601 | struct b43_qos_params { | |
602 | /* The QOS parameters */ | |
603 | struct ieee80211_tx_queue_params p; | |
e6f5b934 MB |
604 | }; |
605 | ||
e4d6b795 MB |
606 | struct b43_wldev; |
607 | ||
608 | /* Data structure for the WLAN parts (802.11 cores) of the b43 chip. */ | |
609 | struct b43_wl { | |
610 | /* Pointer to the active wireless device on this chip */ | |
611 | struct b43_wldev *current_dev; | |
612 | /* Pointer to the ieee80211 hardware data structure */ | |
613 | struct ieee80211_hw *hw; | |
614 | ||
403a3a13 MB |
615 | /* The number of queues that were registered with the mac80211 subsystem |
616 | * initially. This is a backup copy of hw->queues in case hw->queues has | |
617 | * to be dynamically lowered at runtime (Firmware does not support QoS). | |
618 | * hw->queues has to be restored to the original value before unregistering | |
619 | * from the mac80211 subsystem. */ | |
620 | u16 mac80211_initially_registered_queues; | |
621 | ||
e4d6b795 | 622 | struct mutex mutex; |
280d0e16 | 623 | spinlock_t irq_lock; |
21a75d77 MB |
624 | /* R/W lock for data transmission. |
625 | * Transmissions on 2+ queues can run concurrently, but somebody else | |
626 | * might sync with TX by write_lock_irqsave()'ing. */ | |
627 | rwlock_t tx_lock; | |
280d0e16 | 628 | /* Lock for LEDs access. */ |
e4d6b795 | 629 | spinlock_t leds_lock; |
280d0e16 MB |
630 | /* Lock for SHM access. */ |
631 | spinlock_t shm_lock; | |
e4d6b795 MB |
632 | |
633 | /* We can only have one operating interface (802.11 core) | |
634 | * at a time. General information about this interface follows. | |
635 | */ | |
636 | ||
32bfd35d | 637 | struct ieee80211_vif *vif; |
e4d6b795 MB |
638 | /* The MAC address of the operating interface. */ |
639 | u8 mac_addr[ETH_ALEN]; | |
640 | /* Current BSSID */ | |
641 | u8 bssid[ETH_ALEN]; | |
7c81e98a | 642 | /* Interface type. (NL80211_IFTYPE_XXX) */ |
e4d6b795 | 643 | int if_type; |
e4d6b795 MB |
644 | /* Is the card operating in AP, STA or IBSS mode? */ |
645 | bool operating; | |
4150c572 JB |
646 | /* filter flags */ |
647 | unsigned int filter_flags; | |
e4d6b795 MB |
648 | /* Stats about the wireless interface */ |
649 | struct ieee80211_low_level_stats ieee_stats; | |
650 | ||
616de35d | 651 | #ifdef CONFIG_B43_HWRNG |
e4d6b795 | 652 | struct hwrng rng; |
616de35d | 653 | bool rng_initialized; |
e4d6b795 | 654 | char rng_name[30 + 1]; |
616de35d | 655 | #endif /* CONFIG_B43_HWRNG */ |
e4d6b795 MB |
656 | |
657 | /* List of all wireless devices on this chip */ | |
658 | struct list_head devlist; | |
659 | u8 nr_devs; | |
d42ce84a JB |
660 | |
661 | bool radiotap_enabled; | |
fd4973c5 | 662 | bool radio_enabled; |
e66fee6a MB |
663 | |
664 | /* The beacon we are currently using (AP or IBSS mode). | |
665 | * This beacon stuff is protected by the irq_lock. */ | |
666 | struct sk_buff *current_beacon; | |
667 | bool beacon0_uploaded; | |
668 | bool beacon1_uploaded; | |
6b4bec01 | 669 | bool beacon_templates_virgin; /* Never wrote the templates? */ |
a82d9922 | 670 | struct work_struct beacon_update_trigger; |
e6f5b934 | 671 | |
5a5f3b40 | 672 | /* The current QOS parameters for the 4 queues. */ |
e6f5b934 | 673 | struct b43_qos_params qos_params[4]; |
18c8adeb MB |
674 | |
675 | /* Work for adjustment of the transmission power. | |
676 | * This is scheduled when we determine that the actual TX output | |
677 | * power doesn't match what we want. */ | |
678 | struct work_struct txpower_adjust_work; | |
e4d6b795 MB |
679 | }; |
680 | ||
1a9f5093 MB |
681 | /* The type of the firmware file. */ |
682 | enum b43_firmware_file_type { | |
683 | B43_FWTYPE_PROPRIETARY, | |
684 | B43_FWTYPE_OPENSOURCE, | |
685 | B43_NR_FWTYPES, | |
686 | }; | |
687 | ||
688 | /* Context data for fetching firmware. */ | |
689 | struct b43_request_fw_context { | |
690 | /* The device we are requesting the fw for. */ | |
691 | struct b43_wldev *dev; | |
692 | /* The type of firmware to request. */ | |
693 | enum b43_firmware_file_type req_type; | |
694 | /* Error messages for each firmware type. */ | |
695 | char errors[B43_NR_FWTYPES][128]; | |
696 | /* Temporary buffer for storing the firmware name. */ | |
697 | char fwname[64]; | |
698 | /* A fatal error occured while requesting. Firmware reqest | |
699 | * can not continue, as any other reqest will also fail. */ | |
700 | int fatal_failure; | |
701 | }; | |
702 | ||
61cb5dd6 MB |
703 | /* In-memory representation of a cached microcode file. */ |
704 | struct b43_firmware_file { | |
705 | const char *filename; | |
706 | const struct firmware *data; | |
1a9f5093 MB |
707 | /* Type of the firmware file name. Note that this does only indicate |
708 | * the type by the firmware name. NOT the file contents. | |
709 | * If you want to check for proprietary vs opensource, use (struct b43_firmware)->opensource | |
710 | * instead! The (struct b43_firmware)->opensource flag is derived from the actual firmware | |
711 | * binary code, not just the filename. | |
712 | */ | |
713 | enum b43_firmware_file_type type; | |
61cb5dd6 MB |
714 | }; |
715 | ||
e4d6b795 MB |
716 | /* Pointers to the firmware data and meta information about it. */ |
717 | struct b43_firmware { | |
718 | /* Microcode */ | |
61cb5dd6 | 719 | struct b43_firmware_file ucode; |
e4d6b795 | 720 | /* PCM code */ |
61cb5dd6 | 721 | struct b43_firmware_file pcm; |
e4d6b795 | 722 | /* Initial MMIO values for the firmware */ |
61cb5dd6 | 723 | struct b43_firmware_file initvals; |
e4d6b795 | 724 | /* Initial MMIO values for the firmware, band-specific */ |
61cb5dd6 MB |
725 | struct b43_firmware_file initvals_band; |
726 | ||
e4d6b795 MB |
727 | /* Firmware revision */ |
728 | u16 rev; | |
729 | /* Firmware patchlevel */ | |
730 | u16 patch; | |
e48b0eeb | 731 | |
1a9f5093 MB |
732 | /* Set to true, if we are using an opensource firmware. |
733 | * Use this to check for proprietary vs opensource. */ | |
e48b0eeb | 734 | bool opensource; |
68217832 MB |
735 | /* Set to true, if the core needs a PCM firmware, but |
736 | * we failed to load one. This is always false for | |
737 | * core rev > 10, as these don't need PCM firmware. */ | |
738 | bool pcm_request_failed; | |
e4d6b795 MB |
739 | }; |
740 | ||
741 | /* Device (802.11 core) initialization status. */ | |
742 | enum { | |
743 | B43_STAT_UNINIT = 0, /* Uninitialized. */ | |
744 | B43_STAT_INITIALIZED = 1, /* Initialized, but not started, yet. */ | |
745 | B43_STAT_STARTED = 2, /* Up and running. */ | |
746 | }; | |
747 | #define b43_status(wldev) atomic_read(&(wldev)->__init_status) | |
748 | #define b43_set_status(wldev, stat) do { \ | |
749 | atomic_set(&(wldev)->__init_status, (stat)); \ | |
750 | smp_wmb(); \ | |
751 | } while (0) | |
752 | ||
753 | /* XXX--- HOW LOCKING WORKS IN B43 ---XXX | |
754 | * | |
755 | * You should always acquire both, wl->mutex and wl->irq_lock unless: | |
756 | * - You don't need to acquire wl->irq_lock, if the interface is stopped. | |
757 | * - You don't need to acquire wl->mutex in the IRQ handler, IRQ tasklet | |
758 | * and packet TX path (and _ONLY_ there.) | |
759 | */ | |
760 | ||
761 | /* Data structure for one wireless device (802.11 core) */ | |
762 | struct b43_wldev { | |
763 | struct ssb_device *dev; | |
764 | struct b43_wl *wl; | |
765 | ||
766 | /* The device initialization status. | |
767 | * Use b43_status() to query. */ | |
768 | atomic_t __init_status; | |
769 | /* Saved init status for handling suspend. */ | |
770 | int suspend_init_status; | |
771 | ||
e4d6b795 | 772 | bool bad_frames_preempt; /* Use "Bad Frames Preemption" (default off) */ |
aa6c7ae2 | 773 | bool dfq_valid; /* Directed frame queue valid (IBSS PS mode, ATIM) */ |
e4d6b795 | 774 | bool radio_hw_enable; /* saved state of radio hardware enabled state */ |
3506e0c4 | 775 | bool suspend_in_progress; /* TRUE, if we are in a suspend/resume cycle */ |
403a3a13 MB |
776 | bool qos_enabled; /* TRUE, if QoS is used. */ |
777 | bool hwcrypto_enabled; /* TRUE, if HW crypto acceleration is enabled. */ | |
e4d6b795 MB |
778 | |
779 | /* PHY/Radio device. */ | |
780 | struct b43_phy phy; | |
03b29773 | 781 | |
5100d5ac MB |
782 | union { |
783 | /* DMA engines. */ | |
784 | struct b43_dma dma; | |
785 | /* PIO engines. */ | |
786 | struct b43_pio pio; | |
787 | }; | |
788 | /* Use b43_using_pio_transfers() to check whether we are using | |
789 | * DMA or PIO data transfers. */ | |
790 | bool __using_pio_transfers; | |
e4d6b795 MB |
791 | |
792 | /* Various statistics about the physical device. */ | |
793 | struct b43_stats stats; | |
794 | ||
21954c36 MB |
795 | /* The device LEDs. */ |
796 | struct b43_led led_tx; | |
797 | struct b43_led led_rx; | |
798 | struct b43_led led_assoc; | |
8e9f7529 | 799 | struct b43_led led_radio; |
e4d6b795 MB |
800 | |
801 | /* Reason code of the last interrupt. */ | |
802 | u32 irq_reason; | |
803 | u32 dma_reason[6]; | |
13790728 MB |
804 | /* The currently active generic-interrupt mask. */ |
805 | u32 irq_mask; | |
e4d6b795 MB |
806 | /* Link Quality calculation context. */ |
807 | struct b43_noise_calculation noisecalc; | |
808 | /* if > 0 MAC is suspended. if == 0 MAC is enabled. */ | |
809 | int mac_suspended; | |
810 | ||
811 | /* Interrupt Service Routine tasklet (bottom-half) */ | |
812 | struct tasklet_struct isr_tasklet; | |
813 | ||
814 | /* Periodic tasks */ | |
815 | struct delayed_work periodic_work; | |
816 | unsigned int periodic_state; | |
817 | ||
818 | struct work_struct restart_work; | |
819 | ||
820 | /* encryption/decryption */ | |
821 | u16 ktp; /* Key table pointer */ | |
822 | u8 max_nr_keys; | |
823 | struct b43_key key[58]; | |
824 | ||
e4d6b795 MB |
825 | /* Firmware data */ |
826 | struct b43_firmware fw; | |
827 | ||
828 | /* Devicelist in struct b43_wl (all 802.11 cores) */ | |
829 | struct list_head list; | |
830 | ||
831 | /* Debugging stuff follows. */ | |
832 | #ifdef CONFIG_B43_DEBUG | |
833 | struct b43_dfsentry *dfsentry; | |
834 | #endif | |
835 | }; | |
836 | ||
837 | static inline struct b43_wl *hw_to_b43_wl(struct ieee80211_hw *hw) | |
838 | { | |
839 | return hw->priv; | |
840 | } | |
841 | ||
e4d6b795 MB |
842 | static inline struct b43_wldev *dev_to_b43_wldev(struct device *dev) |
843 | { | |
844 | struct ssb_device *ssb_dev = dev_to_ssb_dev(dev); | |
845 | return ssb_get_drvdata(ssb_dev); | |
846 | } | |
847 | ||
bedaf808 | 848 | /* Is the device operating in a specified mode (NL80211_IFTYPE_XXX). */ |
e4d6b795 MB |
849 | static inline int b43_is_mode(struct b43_wl *wl, int type) |
850 | { | |
e4d6b795 MB |
851 | return (wl->operating && wl->if_type == type); |
852 | } | |
853 | ||
ef1a628d MB |
854 | /** |
855 | * b43_current_band - Returns the currently used band. | |
856 | * Returns one of IEEE80211_BAND_2GHZ and IEEE80211_BAND_5GHZ. | |
857 | */ | |
858 | static inline enum ieee80211_band b43_current_band(struct b43_wl *wl) | |
859 | { | |
860 | return wl->hw->conf.channel->band; | |
861 | } | |
862 | ||
e4d6b795 MB |
863 | static inline u16 b43_read16(struct b43_wldev *dev, u16 offset) |
864 | { | |
865 | return ssb_read16(dev->dev, offset); | |
866 | } | |
867 | ||
868 | static inline void b43_write16(struct b43_wldev *dev, u16 offset, u16 value) | |
869 | { | |
870 | ssb_write16(dev->dev, offset, value); | |
871 | } | |
872 | ||
873 | static inline u32 b43_read32(struct b43_wldev *dev, u16 offset) | |
874 | { | |
875 | return ssb_read32(dev->dev, offset); | |
876 | } | |
877 | ||
878 | static inline void b43_write32(struct b43_wldev *dev, u16 offset, u32 value) | |
879 | { | |
880 | ssb_write32(dev->dev, offset, value); | |
881 | } | |
882 | ||
5100d5ac MB |
883 | static inline bool b43_using_pio_transfers(struct b43_wldev *dev) |
884 | { | |
885 | #ifdef CONFIG_B43_PIO | |
886 | return dev->__using_pio_transfers; | |
887 | #else | |
888 | return 0; | |
889 | #endif | |
890 | } | |
891 | ||
892 | #ifdef CONFIG_B43_FORCE_PIO | |
893 | # define B43_FORCE_PIO 1 | |
894 | #else | |
895 | # define B43_FORCE_PIO 0 | |
896 | #endif | |
897 | ||
898 | ||
e4d6b795 MB |
899 | /* Message printing */ |
900 | void b43info(struct b43_wl *wl, const char *fmt, ...) | |
901 | __attribute__ ((format(printf, 2, 3))); | |
902 | void b43err(struct b43_wl *wl, const char *fmt, ...) | |
903 | __attribute__ ((format(printf, 2, 3))); | |
904 | void b43warn(struct b43_wl *wl, const char *fmt, ...) | |
905 | __attribute__ ((format(printf, 2, 3))); | |
e4d6b795 MB |
906 | void b43dbg(struct b43_wl *wl, const char *fmt, ...) |
907 | __attribute__ ((format(printf, 2, 3))); | |
060210f9 | 908 | |
e4d6b795 MB |
909 | |
910 | /* A WARN_ON variant that vanishes when b43 debugging is disabled. | |
911 | * This _also_ evaluates the arg with debugging disabled. */ | |
912 | #if B43_DEBUG | |
913 | # define B43_WARN_ON(x) WARN_ON(x) | |
914 | #else | |
915 | static inline bool __b43_warn_on_dummy(bool x) { return x; } | |
916 | # define B43_WARN_ON(x) __b43_warn_on_dummy(unlikely(!!(x))) | |
917 | #endif | |
918 | ||
e4d6b795 MB |
919 | /* Convert an integer to a Q5.2 value */ |
920 | #define INT_TO_Q52(i) ((i) << 2) | |
921 | /* Convert a Q5.2 value to an integer (precision loss!) */ | |
922 | #define Q52_TO_INT(q52) ((q52) >> 2) | |
923 | /* Macros for printing a value in Q5.2 format */ | |
924 | #define Q52_FMT "%u.%u" | |
925 | #define Q52_ARG(q52) Q52_TO_INT(q52), ((((q52) & 0x3) * 100) / 4) | |
926 | ||
927 | #endif /* B43_H_ */ |