b43: use enum for firmware header format
[deliverable/linux.git] / drivers / net / wireless / b43 / b43.h
CommitLineData
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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>
3c65ab62 8#include <linux/bcma/bcma.h>
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9#include <linux/ssb/ssb.h>
10#include <net/mac80211.h>
11
12#include "debugfs.h"
13#include "leds.h"
8e9f7529 14#include "rfkill.h"
482f0538 15#include "bus.h"
e4d6b795 16#include "lo.h"
ef1a628d 17#include "phy_common.h"
e4d6b795 18
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19
20/* The unique identifier of the firmware that's officially supported by
21 * this driver version. */
22#define B43_SUPPORTED_FIRMWARE_ID "FW13"
23
24
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25#ifdef CONFIG_B43_DEBUG
26# define B43_DEBUG 1
27#else
28# define B43_DEBUG 0
29#endif
30
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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
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44#define B43_MMIO_MACCTL 0x120 /* MAC control */
45#define B43_MMIO_MACCMD 0x124 /* MAC command */
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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 */
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59#define B43_MMIO_TSF_CFP_REP 0x188
60#define B43_MMIO_TSF_CFP_START 0x18C
61#define B43_MMIO_TSF_CFP_MAXDUR 0x190
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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
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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
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95#define B43_MMIO_RADIO24_CONTROL 0x3D8 /* core rev >= 24 only */
96#define B43_MMIO_RADIO24_DATA 0x3DA /* core rev >= 24 only */
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97#define B43_MMIO_PHY_VER 0x3E0
98#define B43_MMIO_PHY_RADIO 0x3E2
99#define B43_MMIO_PHY0 0x3E6
100#define B43_MMIO_ANTENNA 0x3E8
101#define B43_MMIO_CHANNEL 0x3F0
102#define B43_MMIO_CHANNEL_EXT 0x3F4
103#define B43_MMIO_RADIO_CONTROL 0x3F6
104#define B43_MMIO_RADIO_DATA_HIGH 0x3F8
105#define B43_MMIO_RADIO_DATA_LOW 0x3FA
106#define B43_MMIO_PHY_CONTROL 0x3FC
107#define B43_MMIO_PHY_DATA 0x3FE
108#define B43_MMIO_MACFILTER_CONTROL 0x420
109#define B43_MMIO_MACFILTER_DATA 0x422
110#define B43_MMIO_RCMTA_COUNT 0x43C
9734485c 111#define B43_MMIO_PSM_PHY_HDR 0x492
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112#define B43_MMIO_RADIO_HWENABLED_LO 0x49A
113#define B43_MMIO_GPIO_CONTROL 0x49C
114#define B43_MMIO_GPIO_MASK 0x49E
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115#define B43_MMIO_TSF_CFP_START_LOW 0x604
116#define B43_MMIO_TSF_CFP_START_HIGH 0x606
d59f720d 117#define B43_MMIO_TSF_CFP_PRETBTT 0x612
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118#define B43_MMIO_TSF_0 0x632 /* core rev < 3 only */
119#define B43_MMIO_TSF_1 0x634 /* core rev < 3 only */
120#define B43_MMIO_TSF_2 0x636 /* core rev < 3 only */
121#define B43_MMIO_TSF_3 0x638 /* core rev < 3 only */
122#define B43_MMIO_RNG 0x65A
b6c3f5be 123#define B43_MMIO_IFSSLOT 0x684 /* Interframe slot time */
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124#define B43_MMIO_IFSCTL 0x688 /* Interframe space control */
125#define B43_MMIO_IFSCTL_USE_EDCF 0x0004
e4d6b795 126#define B43_MMIO_POWERUP_DELAY 0x6A8
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127#define B43_MMIO_BTCOEX_CTL 0x6B4 /* Bluetooth Coexistence Control */
128#define B43_MMIO_BTCOEX_STAT 0x6B6 /* Bluetooth Coexistence Status */
129#define B43_MMIO_BTCOEX_TXCTL 0x6B8 /* Bluetooth Coexistence Transmit Control */
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130
131/* SPROM boardflags_lo values */
132#define B43_BFL_BTCOEXIST 0x0001 /* implements Bluetooth coexistance */
133#define B43_BFL_PACTRL 0x0002 /* GPIO 9 controlling the PA */
134#define B43_BFL_AIRLINEMODE 0x0004 /* implements GPIO 13 radio disable indication */
135#define B43_BFL_RSSI 0x0008 /* software calculates nrssi slope. */
136#define B43_BFL_ENETSPI 0x0010 /* has ephy roboswitch spi */
137#define B43_BFL_XTAL_NOSLOW 0x0020 /* no slow clock available */
138#define B43_BFL_CCKHIPWR 0x0040 /* can do high power CCK transmission */
139#define B43_BFL_ENETADM 0x0080 /* has ADMtek switch */
140#define B43_BFL_ENETVLAN 0x0100 /* can do vlan */
141#define B43_BFL_AFTERBURNER 0x0200 /* supports Afterburner mode */
142#define B43_BFL_NOPCI 0x0400 /* leaves PCI floating */
143#define B43_BFL_FEM 0x0800 /* supports the Front End Module */
144#define B43_BFL_EXTLNA 0x1000 /* has an external LNA */
145#define B43_BFL_HGPA 0x2000 /* had high gain PA */
146#define B43_BFL_BTCMOD 0x4000 /* BFL_BTCOEXIST is given in alternate GPIOs */
147#define B43_BFL_ALTIQ 0x8000 /* alternate I/Q settings */
148
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149/* SPROM boardflags_hi values */
150#define B43_BFH_NOPA 0x0001 /* has no PA */
151#define B43_BFH_RSSIINV 0x0002 /* RSSI uses positive slope (not TSSI) */
152#define B43_BFH_PAREF 0x0004 /* uses the PARef LDO */
153#define B43_BFH_3TSWITCH 0x0008 /* uses a triple throw switch shared
154 * with bluetooth */
155#define B43_BFH_PHASESHIFT 0x0010 /* can support phase shifter */
156#define B43_BFH_BUCKBOOST 0x0020 /* has buck/booster */
157#define B43_BFH_FEM_BT 0x0040 /* has FEM and switch to share antenna
158 * with bluetooth */
159
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160/* SPROM boardflags2_lo values */
161#define B43_BFL2_RXBB_INT_REG_DIS 0x0001 /* external RX BB regulator present */
162#define B43_BFL2_APLL_WAR 0x0002 /* alternative A-band PLL settings implemented */
163#define B43_BFL2_TXPWRCTRL_EN 0x0004 /* permits enabling TX Power Control */
164#define B43_BFL2_2X4_DIV 0x0008 /* 2x4 diversity switch */
165#define B43_BFL2_5G_PWRGAIN 0x0010 /* supports 5G band power gain */
166#define B43_BFL2_PCIEWAR_OVR 0x0020 /* overrides ASPM and Clkreq settings */
167#define B43_BFL2_CAESERS_BRD 0x0040 /* is Caesers board (unused) */
168#define B43_BFL2_BTC3WIRE 0x0080 /* used 3-wire bluetooth coexist */
169#define B43_BFL2_SKWRKFEM_BRD 0x0100 /* 4321mcm93 uses Skyworks FEM */
170#define B43_BFL2_SPUR_WAR 0x0200 /* has a workaround for clock-harmonic spurs */
171#define B43_BFL2_GPLL_WAR 0x0400 /* altenative G-band PLL settings implemented */
172
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173/* GPIO register offset, in both ChipCommon and PCI core. */
174#define B43_GPIO_CONTROL 0x6c
175
176/* SHM Routing */
177enum {
178 B43_SHM_UCODE, /* Microcode memory */
179 B43_SHM_SHARED, /* Shared memory */
180 B43_SHM_SCRATCH, /* Scratch memory */
181 B43_SHM_HW, /* Internal hardware register */
182 B43_SHM_RCMTA, /* Receive match transmitter address (rev >= 5 only) */
183};
184/* SHM Routing modifiers */
185#define B43_SHM_AUTOINC_R 0x0200 /* Auto-increment address on read */
186#define B43_SHM_AUTOINC_W 0x0100 /* Auto-increment address on write */
187#define B43_SHM_AUTOINC_RW (B43_SHM_AUTOINC_R | \
188 B43_SHM_AUTOINC_W)
189
190/* Misc SHM_SHARED offsets */
191#define B43_SHM_SH_WLCOREREV 0x0016 /* 802.11 core revision */
192#define B43_SHM_SH_PCTLWDPOS 0x0008
193#define B43_SHM_SH_RXPADOFF 0x0034 /* RX Padding data offset (PIO only) */
403a3a13 194#define B43_SHM_SH_FWCAPA 0x0042 /* Firmware capabilities (Opensource firmware only) */
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195#define B43_SHM_SH_PHYVER 0x0050 /* PHY version */
196#define B43_SHM_SH_PHYTYPE 0x0052 /* PHY type */
197#define B43_SHM_SH_ANTSWAP 0x005C /* Antenna swap threshold */
198#define B43_SHM_SH_HOSTFLO 0x005E /* Hostflags for ucode options (low) */
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199#define B43_SHM_SH_HOSTFMI 0x0060 /* Hostflags for ucode options (middle) */
200#define B43_SHM_SH_HOSTFHI 0x0062 /* Hostflags for ucode options (high) */
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201#define B43_SHM_SH_RFATT 0x0064 /* Current radio attenuation value */
202#define B43_SHM_SH_RADAR 0x0066 /* Radar register */
203#define B43_SHM_SH_PHYTXNOI 0x006E /* PHY noise directly after TX (lower 8bit only) */
204#define B43_SHM_SH_RFRXSP1 0x0072 /* RF RX SP Register 1 */
205#define B43_SHM_SH_CHAN 0x00A0 /* Current channel (low 8bit only) */
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206#define B43_SHM_SH_CHAN_5GHZ 0x0100 /* Bit set, if 5 Ghz channel */
207#define B43_SHM_SH_CHAN_40MHZ 0x0200 /* Bit set, if 40 Mhz channel width */
e4d6b795 208#define B43_SHM_SH_BCMCFIFOID 0x0108 /* Last posted cookie to the bcast/mcast FIFO */
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209/* TSSI information */
210#define B43_SHM_SH_TSSI_CCK 0x0058 /* TSSI for last 4 CCK frames (32bit) */
211#define B43_SHM_SH_TSSI_OFDM_A 0x0068 /* TSSI for last 4 OFDM frames (32bit) */
212#define B43_SHM_SH_TSSI_OFDM_G 0x0070 /* TSSI for last 4 OFDM frames (32bit) */
213#define B43_TSSI_MAX 0x7F /* Max value for one TSSI value */
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214/* SHM_SHARED TX FIFO variables */
215#define B43_SHM_SH_SIZE01 0x0098 /* TX FIFO size for FIFO 0 (low) and 1 (high) */
216#define B43_SHM_SH_SIZE23 0x009A /* TX FIFO size for FIFO 2 and 3 */
217#define B43_SHM_SH_SIZE45 0x009C /* TX FIFO size for FIFO 4 and 5 */
218#define B43_SHM_SH_SIZE67 0x009E /* TX FIFO size for FIFO 6 and 7 */
219/* SHM_SHARED background noise */
220#define B43_SHM_SH_JSSI0 0x0088 /* Measure JSSI 0 */
221#define B43_SHM_SH_JSSI1 0x008A /* Measure JSSI 1 */
222#define B43_SHM_SH_JSSIAUX 0x008C /* Measure JSSI AUX */
223/* SHM_SHARED crypto engine */
224#define B43_SHM_SH_DEFAULTIV 0x003C /* Default IV location */
225#define B43_SHM_SH_NRRXTRANS 0x003E /* # of soft RX transmitter addresses (max 8) */
226#define B43_SHM_SH_KTP 0x0056 /* Key table pointer */
227#define B43_SHM_SH_TKIPTSCTTAK 0x0318
228#define B43_SHM_SH_KEYIDXBLOCK 0x05D4 /* Key index/algorithm block (v4 firmware) */
229#define B43_SHM_SH_PSM 0x05F4 /* PSM transmitter address match block (rev < 5) */
230/* SHM_SHARED WME variables */
231#define B43_SHM_SH_EDCFSTAT 0x000E /* EDCF status */
232#define B43_SHM_SH_TXFCUR 0x0030 /* TXF current index */
233#define B43_SHM_SH_EDCFQ 0x0240 /* EDCF Q info */
234/* SHM_SHARED powersave mode related */
235#define B43_SHM_SH_SLOTT 0x0010 /* Slot time */
236#define B43_SHM_SH_DTIMPER 0x0012 /* DTIM period */
237#define B43_SHM_SH_NOSLPZNATDTIM 0x004C /* NOSLPZNAT DTIM */
280d0e16 238/* SHM_SHARED beacon/AP variables */
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239#define B43_SHM_SH_BTL0 0x0018 /* Beacon template length 0 */
240#define B43_SHM_SH_BTL1 0x001A /* Beacon template length 1 */
241#define B43_SHM_SH_BTSFOFF 0x001C /* Beacon TSF offset */
242#define B43_SHM_SH_TIMBPOS 0x001E /* TIM B position in beacon */
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243#define B43_SHM_SH_DTIMP 0x0012 /* DTIP period */
244#define B43_SHM_SH_MCASTCOOKIE 0x00A8 /* Last bcast/mcast frame ID */
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245#define B43_SHM_SH_SFFBLIM 0x0044 /* Short frame fallback retry limit */
246#define B43_SHM_SH_LFFBLIM 0x0046 /* Long frame fallback retry limit */
247#define B43_SHM_SH_BEACPHYCTL 0x0054 /* Beacon PHY TX control word (see PHY TX control) */
280d0e16 248#define B43_SHM_SH_EXTNPHYCTL 0x00B0 /* Extended bytes for beacon PHY control (N) */
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249/* SHM_SHARED ACK/CTS control */
250#define B43_SHM_SH_ACKCTSPHYCTL 0x0022 /* ACK/CTS PHY control word (see PHY TX control) */
251/* SHM_SHARED probe response variables */
252#define B43_SHM_SH_PRSSID 0x0160 /* Probe Response SSID */
253#define B43_SHM_SH_PRSSIDLEN 0x0048 /* Probe Response SSID length */
254#define B43_SHM_SH_PRTLEN 0x004A /* Probe Response template length */
255#define B43_SHM_SH_PRMAXTIME 0x0074 /* Probe Response max time */
256#define B43_SHM_SH_PRPHYCTL 0x0188 /* Probe Response PHY TX control word */
257/* SHM_SHARED rate tables */
258#define B43_SHM_SH_OFDMDIRECT 0x01C0 /* Pointer to OFDM direct map */
259#define B43_SHM_SH_OFDMBASIC 0x01E0 /* Pointer to OFDM basic rate map */
260#define B43_SHM_SH_CCKDIRECT 0x0200 /* Pointer to CCK direct map */
261#define B43_SHM_SH_CCKBASIC 0x0220 /* Pointer to CCK basic rate map */
262/* SHM_SHARED microcode soft registers */
263#define B43_SHM_SH_UCODEREV 0x0000 /* Microcode revision */
264#define B43_SHM_SH_UCODEPATCH 0x0002 /* Microcode patchlevel */
265#define B43_SHM_SH_UCODEDATE 0x0004 /* Microcode date */
266#define B43_SHM_SH_UCODETIME 0x0006 /* Microcode time */
267#define B43_SHM_SH_UCODESTAT 0x0040 /* Microcode debug status code */
268#define B43_SHM_SH_UCODESTAT_INVALID 0
269#define B43_SHM_SH_UCODESTAT_INIT 1
270#define B43_SHM_SH_UCODESTAT_ACTIVE 2
271#define B43_SHM_SH_UCODESTAT_SUSP 3 /* suspended */
272#define B43_SHM_SH_UCODESTAT_SLEEP 4 /* asleep (PS) */
273#define B43_SHM_SH_MAXBFRAMES 0x0080 /* Maximum number of frames in a burst */
274#define B43_SHM_SH_SPUWKUP 0x0094 /* pre-wakeup for synth PU in us */
275#define B43_SHM_SH_PRETBTT 0x0096 /* pre-TBTT in us */
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276/* SHM_SHARED tx iq workarounds */
277#define B43_SHM_SH_NPHY_TXIQW0 0x0700
278#define B43_SHM_SH_NPHY_TXIQW1 0x0702
279#define B43_SHM_SH_NPHY_TXIQW2 0x0704
280#define B43_SHM_SH_NPHY_TXIQW3 0x0706
281/* SHM_SHARED tx pwr ctrl */
282#define B43_SHM_SH_NPHY_TXPWR_INDX0 0x0708
283#define B43_SHM_SH_NPHY_TXPWR_INDX1 0x070E
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284
285/* SHM_SCRATCH offsets */
286#define B43_SHM_SC_MINCONT 0x0003 /* Minimum contention window */
287#define B43_SHM_SC_MAXCONT 0x0004 /* Maximum contention window */
288#define B43_SHM_SC_CURCONT 0x0005 /* Current contention window */
289#define B43_SHM_SC_SRLIMIT 0x0006 /* Short retry count limit */
290#define B43_SHM_SC_LRLIMIT 0x0007 /* Long retry count limit */
291#define B43_SHM_SC_DTIMC 0x0008 /* Current DTIM count */
292#define B43_SHM_SC_BTL0LEN 0x0015 /* Beacon 0 template length */
293#define B43_SHM_SC_BTL1LEN 0x0016 /* Beacon 1 template length */
294#define B43_SHM_SC_SCFB 0x0017 /* Short frame transmit count threshold for rate fallback */
295#define B43_SHM_SC_LCFB 0x0018 /* Long frame transmit count threshold for rate fallback */
296
297/* Hardware Radio Enable masks */
298#define B43_MMIO_RADIO_HWENABLED_HI_MASK (1 << 16)
299#define B43_MMIO_RADIO_HWENABLED_LO_MASK (1 << 4)
300
301/* HostFlags. See b43_hf_read/write() */
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302#define B43_HF_ANTDIVHELP 0x000000000001ULL /* ucode antenna div helper */
303#define B43_HF_SYMW 0x000000000002ULL /* G-PHY SYM workaround */
304#define B43_HF_RXPULLW 0x000000000004ULL /* RX pullup workaround */
305#define B43_HF_CCKBOOST 0x000000000008ULL /* 4dB CCK power boost (exclusive with OFDM boost) */
306#define B43_HF_BTCOEX 0x000000000010ULL /* Bluetooth coexistance */
307#define B43_HF_GDCW 0x000000000020ULL /* G-PHY DC canceller filter bw workaround */
308#define B43_HF_OFDMPABOOST 0x000000000040ULL /* Enable PA gain boost for OFDM */
309#define B43_HF_ACPR 0x000000000080ULL /* Disable for Japan, channel 14 */
310#define B43_HF_EDCF 0x000000000100ULL /* on if WME and MAC suspended */
311#define B43_HF_TSSIRPSMW 0x000000000200ULL /* TSSI reset PSM ucode workaround */
312#define B43_HF_20IN40IQW 0x000000000200ULL /* 20 in 40 MHz I/Q workaround (rev >= 13 only) */
313#define B43_HF_DSCRQ 0x000000000400ULL /* Disable slow clock request in ucode */
314#define B43_HF_ACIW 0x000000000800ULL /* ACI workaround: shift bits by 2 on PHY CRS */
315#define B43_HF_2060W 0x000000001000ULL /* 2060 radio workaround */
316#define B43_HF_RADARW 0x000000002000ULL /* Radar workaround */
317#define B43_HF_USEDEFKEYS 0x000000004000ULL /* Enable use of default keys */
318#define B43_HF_AFTERBURNER 0x000000008000ULL /* Afterburner enabled */
319#define B43_HF_BT4PRIOCOEX 0x000000010000ULL /* Bluetooth 4-priority coexistance */
320#define B43_HF_FWKUP 0x000000020000ULL /* Fast wake-up ucode */
321#define B43_HF_VCORECALC 0x000000040000ULL /* Force VCO recalculation when powering up synthpu */
322#define B43_HF_PCISCW 0x000000080000ULL /* PCI slow clock workaround */
323#define B43_HF_4318TSSI 0x000000200000ULL /* 4318 TSSI */
324#define B43_HF_FBCMCFIFO 0x000000400000ULL /* Flush bcast/mcast FIFO immediately */
325#define B43_HF_HWPCTL 0x000000800000ULL /* Enable hardwarre power control */
326#define B43_HF_BTCOEXALT 0x000001000000ULL /* Bluetooth coexistance in alternate pins */
327#define B43_HF_TXBTCHECK 0x000002000000ULL /* Bluetooth check during transmission */
328#define B43_HF_SKCFPUP 0x000004000000ULL /* Skip CFP update */
329#define B43_HF_N40W 0x000008000000ULL /* N PHY 40 MHz workaround (rev >= 13 only) */
330#define B43_HF_ANTSEL 0x000020000000ULL /* Antenna selection (for testing antenna div.) */
331#define B43_HF_BT3COEXT 0x000020000000ULL /* Bluetooth 3-wire coexistence (rev >= 13 only) */
332#define B43_HF_BTCANT 0x000040000000ULL /* Bluetooth coexistence (antenna mode) (rev >= 13 only) */
333#define B43_HF_ANTSELEN 0x000100000000ULL /* Antenna selection enabled (rev >= 13 only) */
334#define B43_HF_ANTSELMODE 0x000200000000ULL /* Antenna selection mode (rev >= 13 only) */
335#define B43_HF_MLADVW 0x001000000000ULL /* N PHY ML ADV workaround (rev >= 13 only) */
336#define B43_HF_PR45960W 0x080000000000ULL /* PR 45960 workaround (rev >= 13 only) */
e4d6b795 337
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338/* Firmware capabilities field in SHM (Opensource firmware only) */
339#define B43_FWCAPA_HWCRYPTO 0x0001
340#define B43_FWCAPA_QOS 0x0002
341
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342/* MacFilter offsets. */
343#define B43_MACFILTER_SELF 0x0000
344#define B43_MACFILTER_BSSID 0x0003
345
346/* PowerControl */
347#define B43_PCTL_IN 0xB0
348#define B43_PCTL_OUT 0xB4
349#define B43_PCTL_OUTENABLE 0xB8
350#define B43_PCTL_XTAL_POWERUP 0x40
351#define B43_PCTL_PLL_POWERDOWN 0x80
352
353/* PowerControl Clock Modes */
354#define B43_PCTL_CLK_FAST 0x00
355#define B43_PCTL_CLK_SLOW 0x01
356#define B43_PCTL_CLK_DYNAMIC 0x02
357
358#define B43_PCTL_FORCE_SLOW 0x0800
359#define B43_PCTL_FORCE_PLL 0x1000
360#define B43_PCTL_DYN_XTAL 0x2000
361
362/* PHYVersioning */
363#define B43_PHYTYPE_A 0x00
364#define B43_PHYTYPE_B 0x01
365#define B43_PHYTYPE_G 0x02
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366#define B43_PHYTYPE_N 0x04
367#define B43_PHYTYPE_LP 0x05
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368#define B43_PHYTYPE_SSLPN 0x06
369#define B43_PHYTYPE_HT 0x07
370#define B43_PHYTYPE_LCN 0x08
371#define B43_PHYTYPE_LCNXN 0x09
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372
373/* PHYRegisters */
374#define B43_PHY_ILT_A_CTRL 0x0072
375#define B43_PHY_ILT_A_DATA1 0x0073
376#define B43_PHY_ILT_A_DATA2 0x0074
377#define B43_PHY_G_LO_CONTROL 0x0810
378#define B43_PHY_ILT_G_CTRL 0x0472
379#define B43_PHY_ILT_G_DATA1 0x0473
380#define B43_PHY_ILT_G_DATA2 0x0474
381#define B43_PHY_A_PCTL 0x007B
382#define B43_PHY_G_PCTL 0x0029
383#define B43_PHY_A_CRS 0x0029
384#define B43_PHY_RADIO_BITFIELD 0x0401
385#define B43_PHY_G_CRS 0x0429
386#define B43_PHY_NRSSILT_CTRL 0x0803
387#define B43_PHY_NRSSILT_DATA 0x0804
388
389/* RadioRegisters */
390#define B43_RADIOCTL_ID 0x01
391
392/* MAC Control bitfield */
393#define B43_MACCTL_ENABLED 0x00000001 /* MAC Enabled */
394#define B43_MACCTL_PSM_RUN 0x00000002 /* Run Microcode */
395#define B43_MACCTL_PSM_JMP0 0x00000004 /* Microcode jump to 0 */
396#define B43_MACCTL_SHM_ENABLED 0x00000100 /* SHM Enabled */
397#define B43_MACCTL_SHM_UPPER 0x00000200 /* SHM Upper */
398#define B43_MACCTL_IHR_ENABLED 0x00000400 /* IHR Region Enabled */
399#define B43_MACCTL_PSM_DBG 0x00002000 /* Microcode debugging enabled */
400#define B43_MACCTL_GPOUTSMSK 0x0000C000 /* GPOUT Select Mask */
401#define B43_MACCTL_BE 0x00010000 /* Big Endian mode */
402#define B43_MACCTL_INFRA 0x00020000 /* Infrastructure mode */
403#define B43_MACCTL_AP 0x00040000 /* AccessPoint mode */
404#define B43_MACCTL_RADIOLOCK 0x00080000 /* Radio lock */
405#define B43_MACCTL_BEACPROMISC 0x00100000 /* Beacon Promiscuous */
406#define B43_MACCTL_KEEP_BADPLCP 0x00200000 /* Keep frames with bad PLCP */
407#define B43_MACCTL_KEEP_CTL 0x00400000 /* Keep control frames */
408#define B43_MACCTL_KEEP_BAD 0x00800000 /* Keep bad frames (FCS) */
409#define B43_MACCTL_PROMISC 0x01000000 /* Promiscuous mode */
410#define B43_MACCTL_HWPS 0x02000000 /* Hardware Power Saving */
411#define B43_MACCTL_AWAKE 0x04000000 /* Device is awake */
412#define B43_MACCTL_CLOSEDNET 0x08000000 /* Closed net (no SSID bcast) */
413#define B43_MACCTL_TBTTHOLD 0x10000000 /* TBTT Hold */
414#define B43_MACCTL_DISCTXSTAT 0x20000000 /* Discard TX status */
415#define B43_MACCTL_DISCPMQ 0x40000000 /* Discard Power Management Queue */
416#define B43_MACCTL_GMODE 0x80000000 /* G Mode */
417
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418/* MAC Command bitfield */
419#define B43_MACCMD_BEACON0_VALID 0x00000001 /* Beacon 0 in template RAM is busy/valid */
420#define B43_MACCMD_BEACON1_VALID 0x00000002 /* Beacon 1 in template RAM is busy/valid */
421#define B43_MACCMD_DFQ_VALID 0x00000004 /* Directed frame queue valid (IBSS PS mode, ATIM) */
422#define B43_MACCMD_CCA 0x00000008 /* Clear channel assessment */
423#define B43_MACCMD_BGNOISE 0x00000010 /* Background noise */
424
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425/* BCMA 802.11 core specific IO Control (BCMA_IOCTL) flags */
426#define B43_BCMA_IOCTL_PHY_CLKEN 0x00000004 /* PHY Clock Enable */
427#define B43_BCMA_IOCTL_PHY_RESET 0x00000008 /* PHY Reset */
428#define B43_BCMA_IOCTL_MACPHYCLKEN 0x00000010 /* MAC PHY Clock Control Enable */
429#define B43_BCMA_IOCTL_PLLREFSEL 0x00000020 /* PLL Frequency Reference Select */
430#define B43_BCMA_IOCTL_PHY_BW 0x000000C0 /* PHY band width and clock speed mask (N-PHY+ only?) */
431#define B43_BCMA_IOCTL_PHY_BW_10MHZ 0x00000000 /* 10 MHz bandwidth, 40 MHz PHY */
432#define B43_BCMA_IOCTL_PHY_BW_20MHZ 0x00000040 /* 20 MHz bandwidth, 80 MHz PHY */
433#define B43_BCMA_IOCTL_PHY_BW_40MHZ 0x00000080 /* 40 MHz bandwidth, 160 MHz PHY */
434#define B43_BCMA_IOCTL_GMODE 0x00002000 /* G Mode Enable */
435
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436/* BCMA 802.11 core specific IO status (BCMA_IOST) flags */
437#define B43_BCMA_IOST_2G_PHY 0x00000001 /* 2.4G capable phy */
438#define B43_BCMA_IOST_5G_PHY 0x00000002 /* 5G capable phy */
439#define B43_BCMA_IOST_FASTCLKA 0x00000004 /* Fast Clock Available */
440#define B43_BCMA_IOST_DUALB_PHY 0x00000008 /* Dualband phy */
441
96c755a3 442/* 802.11 core specific TM State Low (SSB_TMSLOW) flags */
e4d6b795 443#define B43_TMSLOW_GMODE 0x20000000 /* G Mode Enable */
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444#define B43_TMSLOW_PHY_BANDWIDTH 0x00C00000 /* PHY band width and clock speed mask (N-PHY only) */
445#define B43_TMSLOW_PHY_BANDWIDTH_10MHZ 0x00000000 /* 10 MHz bandwidth, 40 MHz PHY */
446#define B43_TMSLOW_PHY_BANDWIDTH_20MHZ 0x00400000 /* 20 MHz bandwidth, 80 MHz PHY */
447#define B43_TMSLOW_PHY_BANDWIDTH_40MHZ 0x00800000 /* 40 MHz bandwidth, 160 MHz PHY */
96c755a3 448#define B43_TMSLOW_PLLREFSEL 0x00200000 /* PLL Frequency Reference Select (rev >= 5) */
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449#define B43_TMSLOW_MACPHYCLKEN 0x00100000 /* MAC PHY Clock Control Enable (rev >= 5) */
450#define B43_TMSLOW_PHYRESET 0x00080000 /* PHY Reset */
451#define B43_TMSLOW_PHYCLKEN 0x00040000 /* PHY Clock Enable */
452
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453/* 802.11 core specific TM State High (SSB_TMSHIGH) flags */
454#define B43_TMSHIGH_DUALBAND_PHY 0x00080000 /* Dualband PHY available */
e4d6b795 455#define B43_TMSHIGH_FCLOCK 0x00040000 /* Fast Clock Available (rev >= 5) */
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456#define B43_TMSHIGH_HAVE_5GHZ_PHY 0x00020000 /* 5 GHz PHY available (rev >= 5) */
457#define B43_TMSHIGH_HAVE_2GHZ_PHY 0x00010000 /* 2.4 GHz PHY available (rev >= 5) */
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458
459/* Generic-Interrupt reasons. */
460#define B43_IRQ_MAC_SUSPENDED 0x00000001
461#define B43_IRQ_BEACON 0x00000002
462#define B43_IRQ_TBTT_INDI 0x00000004
463#define B43_IRQ_BEACON_TX_OK 0x00000008
464#define B43_IRQ_BEACON_CANCEL 0x00000010
465#define B43_IRQ_ATIM_END 0x00000020
466#define B43_IRQ_PMQ 0x00000040
467#define B43_IRQ_PIO_WORKAROUND 0x00000100
468#define B43_IRQ_MAC_TXERR 0x00000200
469#define B43_IRQ_PHY_TXERR 0x00000800
470#define B43_IRQ_PMEVENT 0x00001000
471#define B43_IRQ_TIMER0 0x00002000
472#define B43_IRQ_TIMER1 0x00004000
473#define B43_IRQ_DMA 0x00008000
474#define B43_IRQ_TXFIFO_FLUSH_OK 0x00010000
475#define B43_IRQ_CCA_MEASURE_OK 0x00020000
476#define B43_IRQ_NOISESAMPLE_OK 0x00040000
477#define B43_IRQ_UCODE_DEBUG 0x08000000
478#define B43_IRQ_RFKILL 0x10000000
479#define B43_IRQ_TX_OK 0x20000000
480#define B43_IRQ_PHY_G_CHANGED 0x40000000
481#define B43_IRQ_TIMEOUT 0x80000000
482
483#define B43_IRQ_ALL 0xFFFFFFFF
e40ac414 484#define B43_IRQ_MASKTEMPLATE (B43_IRQ_TBTT_INDI | \
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485 B43_IRQ_ATIM_END | \
486 B43_IRQ_PMQ | \
487 B43_IRQ_MAC_TXERR | \
488 B43_IRQ_PHY_TXERR | \
489 B43_IRQ_DMA | \
490 B43_IRQ_TXFIFO_FLUSH_OK | \
491 B43_IRQ_NOISESAMPLE_OK | \
492 B43_IRQ_UCODE_DEBUG | \
493 B43_IRQ_RFKILL | \
494 B43_IRQ_TX_OK)
495
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496/* The firmware register to fetch the debug-IRQ reason from. */
497#define B43_DEBUGIRQ_REASON_REG 63
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498/* Debug-IRQ reasons. */
499#define B43_DEBUGIRQ_PANIC 0 /* The firmware panic'ed */
500#define B43_DEBUGIRQ_DUMP_SHM 1 /* Dump shared SHM */
501#define B43_DEBUGIRQ_DUMP_REGS 2 /* Dump the microcode registers */
53c06856 502#define B43_DEBUGIRQ_MARKER 3 /* A "marker" was thrown by the firmware. */
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503#define B43_DEBUGIRQ_ACK 0xFFFF /* The host writes that to ACK the IRQ */
504
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505/* The firmware register that contains the "marker" line. */
506#define B43_MARKER_ID_REG 2
507#define B43_MARKER_LINE_REG 3
508
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509/* The firmware register to fetch the panic reason from. */
510#define B43_FWPANIC_REASON_REG 3
511/* Firmware panic reason codes */
512#define B43_FWPANIC_DIE 0 /* Firmware died. Don't auto-restart it. */
513#define B43_FWPANIC_RESTART 1 /* Firmware died. Schedule a controller reset. */
514
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515/* The firmware register that contains the watchdog counter. */
516#define B43_WATCHDOG_REG 1
afa83e23 517
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518/* Device specific rate values.
519 * The actual values defined here are (rate_in_mbps * 2).
520 * Some code depends on this. Don't change it. */
521#define B43_CCK_RATE_1MB 0x02
522#define B43_CCK_RATE_2MB 0x04
523#define B43_CCK_RATE_5MB 0x0B
524#define B43_CCK_RATE_11MB 0x16
525#define B43_OFDM_RATE_6MB 0x0C
526#define B43_OFDM_RATE_9MB 0x12
527#define B43_OFDM_RATE_12MB 0x18
528#define B43_OFDM_RATE_18MB 0x24
529#define B43_OFDM_RATE_24MB 0x30
530#define B43_OFDM_RATE_36MB 0x48
531#define B43_OFDM_RATE_48MB 0x60
532#define B43_OFDM_RATE_54MB 0x6C
533/* Convert a b43 rate value to a rate in 100kbps */
534#define B43_RATE_TO_BASE100KBPS(rate) (((rate) * 10) / 2)
535
536#define B43_DEFAULT_SHORT_RETRY_LIMIT 7
537#define B43_DEFAULT_LONG_RETRY_LIMIT 4
538
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539#define B43_PHY_TX_BADNESS_LIMIT 1000
540
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541/* Max size of a security key */
542#define B43_SEC_KEYSIZE 16
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543/* Max number of group keys */
544#define B43_NR_GROUP_KEYS 4
545/* Max number of pairwise keys */
546#define B43_NR_PAIRWISE_KEYS 50
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547/* Security algorithms. */
548enum {
549 B43_SEC_ALGO_NONE = 0, /* unencrypted, as of TX header. */
550 B43_SEC_ALGO_WEP40,
551 B43_SEC_ALGO_TKIP,
552 B43_SEC_ALGO_AES,
553 B43_SEC_ALGO_WEP104,
554 B43_SEC_ALGO_AES_LEGACY,
555};
556
557struct b43_dmaring;
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558
559/* The firmware file header */
560#define B43_FW_TYPE_UCODE 'u'
561#define B43_FW_TYPE_PCM 'p'
562#define B43_FW_TYPE_IV 'i'
563struct b43_fw_header {
564 /* File type */
565 u8 type;
566 /* File format version */
567 u8 ver;
568 u8 __padding[2];
569 /* Size of the data. For ucode and PCM this is in bytes.
570 * For IV this is number-of-ivs. */
571 __be32 size;
ba2d3587 572} __packed;
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573
574/* Initial Value file format */
575#define B43_IV_OFFSET_MASK 0x7FFF
576#define B43_IV_32BIT 0x8000
577struct b43_iv {
578 __be16 offset_size;
579 union {
580 __be16 d16;
581 __be32 d32;
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582 } data __packed;
583} __packed;
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584
585
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586/* Data structures for DMA transmission, per 80211 core. */
587struct b43_dma {
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588 struct b43_dmaring *tx_ring_AC_BK; /* Background */
589 struct b43_dmaring *tx_ring_AC_BE; /* Best Effort */
590 struct b43_dmaring *tx_ring_AC_VI; /* Video */
591 struct b43_dmaring *tx_ring_AC_VO; /* Voice */
592 struct b43_dmaring *tx_ring_mcast; /* Multicast */
593
594 struct b43_dmaring *rx_ring;
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595
596 u32 translation; /* Routing bits */
78c1ee7e 597 bool parity; /* Check for parity */
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598};
599
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600struct b43_pio_txqueue;
601struct b43_pio_rxqueue;
602
603/* Data structures for PIO transmission, per 80211 core. */
604struct b43_pio {
605 struct b43_pio_txqueue *tx_queue_AC_BK; /* Background */
606 struct b43_pio_txqueue *tx_queue_AC_BE; /* Best Effort */
607 struct b43_pio_txqueue *tx_queue_AC_VI; /* Video */
608 struct b43_pio_txqueue *tx_queue_AC_VO; /* Voice */
609 struct b43_pio_txqueue *tx_queue_mcast; /* Multicast */
610
611 struct b43_pio_rxqueue *rx_queue;
612};
613
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614/* Context information for a noise calculation (Link Quality). */
615struct b43_noise_calculation {
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616 bool calculation_running;
617 u8 nr_samples;
618 s8 samples[8][4];
619};
620
621struct b43_stats {
622 u8 link_noise;
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623};
624
625struct b43_key {
626 /* If keyconf is NULL, this key is disabled.
627 * keyconf is a cookie. Don't derefenrence it outside of the set_key
628 * path, because b43 doesn't own it. */
629 struct ieee80211_key_conf *keyconf;
630 u8 algorithm;
631};
632
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633/* SHM offsets to the QOS data structures for the 4 different queues. */
634#define B43_QOS_PARAMS(queue) (B43_SHM_SH_EDCFQ + \
635 (B43_NR_QOSPARAMS * sizeof(u16) * (queue)))
636#define B43_QOS_BACKGROUND B43_QOS_PARAMS(0)
637#define B43_QOS_BESTEFFORT B43_QOS_PARAMS(1)
638#define B43_QOS_VIDEO B43_QOS_PARAMS(2)
639#define B43_QOS_VOICE B43_QOS_PARAMS(3)
640
641/* QOS parameter hardware data structure offsets. */
e35cc4dd 642#define B43_NR_QOSPARAMS 16
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643enum {
644 B43_QOSPARAM_TXOP = 0,
645 B43_QOSPARAM_CWMIN,
646 B43_QOSPARAM_CWMAX,
647 B43_QOSPARAM_CWCUR,
648 B43_QOSPARAM_AIFS,
649 B43_QOSPARAM_BSLOTS,
650 B43_QOSPARAM_REGGAP,
651 B43_QOSPARAM_STATUS,
652};
653
654/* QOS parameters for a queue. */
655struct b43_qos_params {
656 /* The QOS parameters */
657 struct ieee80211_tx_queue_params p;
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658};
659
7e937c63 660struct b43_wl;
e4d6b795 661
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662/* The type of the firmware file. */
663enum b43_firmware_file_type {
664 B43_FWTYPE_PROPRIETARY,
665 B43_FWTYPE_OPENSOURCE,
666 B43_NR_FWTYPES,
667};
668
669/* Context data for fetching firmware. */
670struct b43_request_fw_context {
671 /* The device we are requesting the fw for. */
672 struct b43_wldev *dev;
673 /* The type of firmware to request. */
674 enum b43_firmware_file_type req_type;
675 /* Error messages for each firmware type. */
676 char errors[B43_NR_FWTYPES][128];
677 /* Temporary buffer for storing the firmware name. */
678 char fwname[64];
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679 /* A fatal error occurred while requesting. Firmware request
680 * can not continue, as any other request will also fail. */
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681 int fatal_failure;
682};
683
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684/* In-memory representation of a cached microcode file. */
685struct b43_firmware_file {
686 const char *filename;
687 const struct firmware *data;
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688 /* Type of the firmware file name. Note that this does only indicate
689 * the type by the firmware name. NOT the file contents.
690 * If you want to check for proprietary vs opensource, use (struct b43_firmware)->opensource
691 * instead! The (struct b43_firmware)->opensource flag is derived from the actual firmware
692 * binary code, not just the filename.
693 */
694 enum b43_firmware_file_type type;
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695};
696
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697enum b43_firmware_hdr_format {
698 B43_FW_HDR_410,
699 B43_FW_HDR_351,
700};
701
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702/* Pointers to the firmware data and meta information about it. */
703struct b43_firmware {
704 /* Microcode */
61cb5dd6 705 struct b43_firmware_file ucode;
e4d6b795 706 /* PCM code */
61cb5dd6 707 struct b43_firmware_file pcm;
e4d6b795 708 /* Initial MMIO values for the firmware */
61cb5dd6 709 struct b43_firmware_file initvals;
e4d6b795 710 /* Initial MMIO values for the firmware, band-specific */
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711 struct b43_firmware_file initvals_band;
712
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713 /* Firmware revision */
714 u16 rev;
715 /* Firmware patchlevel */
716 u16 patch;
e48b0eeb 717
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718 /* Format of header used by firmware */
719 enum b43_firmware_hdr_format hdr_format;
720
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721 /* Set to true, if we are using an opensource firmware.
722 * Use this to check for proprietary vs opensource. */
e48b0eeb 723 bool opensource;
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724 /* Set to true, if the core needs a PCM firmware, but
725 * we failed to load one. This is always false for
726 * core rev > 10, as these don't need PCM firmware. */
727 bool pcm_request_failed;
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728};
729
730/* Device (802.11 core) initialization status. */
731enum {
732 B43_STAT_UNINIT = 0, /* Uninitialized. */
733 B43_STAT_INITIALIZED = 1, /* Initialized, but not started, yet. */
734 B43_STAT_STARTED = 2, /* Up and running. */
735};
736#define b43_status(wldev) atomic_read(&(wldev)->__init_status)
737#define b43_set_status(wldev, stat) do { \
738 atomic_set(&(wldev)->__init_status, (stat)); \
739 smp_wmb(); \
740 } while (0)
741
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742/* Data structure for one wireless device (802.11 core) */
743struct b43_wldev {
482f0538 744 struct b43_bus_dev *dev;
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745 struct b43_wl *wl;
746
747 /* The device initialization status.
748 * Use b43_status() to query. */
749 atomic_t __init_status;
e4d6b795 750
e4d6b795 751 bool bad_frames_preempt; /* Use "Bad Frames Preemption" (default off) */
aa6c7ae2 752 bool dfq_valid; /* Directed frame queue valid (IBSS PS mode, ATIM) */
e4d6b795 753 bool radio_hw_enable; /* saved state of radio hardware enabled state */
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754 bool qos_enabled; /* TRUE, if QoS is used. */
755 bool hwcrypto_enabled; /* TRUE, if HW crypto acceleration is enabled. */
9e3bd919 756 bool use_pio; /* TRUE if next init should use PIO */
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757
758 /* PHY/Radio device. */
759 struct b43_phy phy;
03b29773 760
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761 union {
762 /* DMA engines. */
763 struct b43_dma dma;
764 /* PIO engines. */
765 struct b43_pio pio;
766 };
767 /* Use b43_using_pio_transfers() to check whether we are using
768 * DMA or PIO data transfers. */
769 bool __using_pio_transfers;
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770
771 /* Various statistics about the physical device. */
772 struct b43_stats stats;
773
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774 /* Reason code of the last interrupt. */
775 u32 irq_reason;
776 u32 dma_reason[6];
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777 /* The currently active generic-interrupt mask. */
778 u32 irq_mask;
36dbd954 779
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780 /* Link Quality calculation context. */
781 struct b43_noise_calculation noisecalc;
782 /* if > 0 MAC is suspended. if == 0 MAC is enabled. */
783 int mac_suspended;
784
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785 /* Periodic tasks */
786 struct delayed_work periodic_work;
787 unsigned int periodic_state;
788
789 struct work_struct restart_work;
790
791 /* encryption/decryption */
792 u16 ktp; /* Key table pointer */
66d2d089 793 struct b43_key key[B43_NR_GROUP_KEYS * 2 + B43_NR_PAIRWISE_KEYS];
e4d6b795 794
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795 /* Firmware data */
796 struct b43_firmware fw;
797
798 /* Devicelist in struct b43_wl (all 802.11 cores) */
799 struct list_head list;
800
801 /* Debugging stuff follows. */
802#ifdef CONFIG_B43_DEBUG
803 struct b43_dfsentry *dfsentry;
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804 unsigned int irq_count;
805 unsigned int irq_bit_count[32];
806 unsigned int tx_count;
807 unsigned int rx_count;
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808#endif
809};
810
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811/* Data structure for the WLAN parts (802.11 cores) of the b43 chip. */
812struct b43_wl {
813 /* Pointer to the active wireless device on this chip */
814 struct b43_wldev *current_dev;
815 /* Pointer to the ieee80211 hardware data structure */
816 struct ieee80211_hw *hw;
817
818 /* Global driver mutex. Every operation must run with this mutex locked. */
819 struct mutex mutex;
820 /* Hard-IRQ spinlock. This lock protects things used in the hard-IRQ
821 * handler, only. This basically is just the IRQ mask register. */
822 spinlock_t hardirq_lock;
823
824 /* The number of queues that were registered with the mac80211 subsystem
825 * initially. This is a backup copy of hw->queues in case hw->queues has
826 * to be dynamically lowered at runtime (Firmware does not support QoS).
827 * hw->queues has to be restored to the original value before unregistering
828 * from the mac80211 subsystem. */
829 u16 mac80211_initially_registered_queues;
830
831 /* We can only have one operating interface (802.11 core)
832 * at a time. General information about this interface follows.
833 */
834
835 struct ieee80211_vif *vif;
836 /* The MAC address of the operating interface. */
837 u8 mac_addr[ETH_ALEN];
838 /* Current BSSID */
839 u8 bssid[ETH_ALEN];
840 /* Interface type. (NL80211_IFTYPE_XXX) */
841 int if_type;
842 /* Is the card operating in AP, STA or IBSS mode? */
843 bool operating;
844 /* filter flags */
845 unsigned int filter_flags;
846 /* Stats about the wireless interface */
847 struct ieee80211_low_level_stats ieee_stats;
848
849#ifdef CONFIG_B43_HWRNG
850 struct hwrng rng;
851 bool rng_initialized;
852 char rng_name[30 + 1];
853#endif /* CONFIG_B43_HWRNG */
854
855 /* List of all wireless devices on this chip */
856 struct list_head devlist;
857 u8 nr_devs;
858
859 bool radiotap_enabled;
860 bool radio_enabled;
861
862 /* The beacon we are currently using (AP or IBSS mode). */
863 struct sk_buff *current_beacon;
864 bool beacon0_uploaded;
865 bool beacon1_uploaded;
866 bool beacon_templates_virgin; /* Never wrote the templates? */
867 struct work_struct beacon_update_trigger;
868
869 /* The current QOS parameters for the 4 queues. */
870 struct b43_qos_params qos_params[4];
871
872 /* Work for adjustment of the transmission power.
873 * This is scheduled when we determine that the actual TX output
874 * power doesn't match what we want. */
875 struct work_struct txpower_adjust_work;
876
877 /* Packet transmit work */
878 struct work_struct tx_work;
879 /* Queue of packets to be transmitted. */
880 struct sk_buff_head tx_queue;
881
882 /* The device LEDs. */
883 struct b43_leds leds;
884
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885 /* Kmalloc'ed scratch space for PIO TX/RX. Protected by wl->mutex. */
886 u8 pio_scratchspace[110] __attribute__((__aligned__(8)));
887 u8 pio_tailspace[4] __attribute__((__aligned__(8)));
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888};
889
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890static inline struct b43_wl *hw_to_b43_wl(struct ieee80211_hw *hw)
891{
892 return hw->priv;
893}
894
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895static inline struct b43_wldev *dev_to_b43_wldev(struct device *dev)
896{
897 struct ssb_device *ssb_dev = dev_to_ssb_dev(dev);
898 return ssb_get_drvdata(ssb_dev);
899}
900
bedaf808 901/* Is the device operating in a specified mode (NL80211_IFTYPE_XXX). */
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902static inline int b43_is_mode(struct b43_wl *wl, int type)
903{
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904 return (wl->operating && wl->if_type == type);
905}
906
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907/**
908 * b43_current_band - Returns the currently used band.
909 * Returns one of IEEE80211_BAND_2GHZ and IEEE80211_BAND_5GHZ.
910 */
911static inline enum ieee80211_band b43_current_band(struct b43_wl *wl)
912{
913 return wl->hw->conf.channel->band;
914}
915
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916static inline int b43_bus_may_powerdown(struct b43_wldev *wldev)
917{
918 return wldev->dev->bus_may_powerdown(wldev->dev);
919}
920static inline int b43_bus_powerup(struct b43_wldev *wldev, bool dynamic_pctl)
921{
922 return wldev->dev->bus_powerup(wldev->dev, dynamic_pctl);
923}
924static inline int b43_device_is_enabled(struct b43_wldev *wldev)
925{
926 return wldev->dev->device_is_enabled(wldev->dev);
927}
928static inline void b43_device_enable(struct b43_wldev *wldev,
929 u32 core_specific_flags)
930{
931 wldev->dev->device_enable(wldev->dev, core_specific_flags);
932}
933static inline void b43_device_disable(struct b43_wldev *wldev,
934 u32 core_specific_flags)
935{
936 wldev->dev->device_disable(wldev->dev, core_specific_flags);
937}
938
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939static inline u16 b43_read16(struct b43_wldev *dev, u16 offset)
940{
c0b4c009 941 return dev->dev->read16(dev->dev, offset);
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942}
943
944static inline void b43_write16(struct b43_wldev *dev, u16 offset, u16 value)
945{
c0b4c009 946 dev->dev->write16(dev->dev, offset, value);
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947}
948
949static inline u32 b43_read32(struct b43_wldev *dev, u16 offset)
950{
c0b4c009 951 return dev->dev->read32(dev->dev, offset);
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952}
953
954static inline void b43_write32(struct b43_wldev *dev, u16 offset, u32 value)
955{
c0b4c009 956 dev->dev->write32(dev->dev, offset, value);
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957}
958
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959static inline void b43_block_read(struct b43_wldev *dev, void *buffer,
960 size_t count, u16 offset, u8 reg_width)
961{
c0b4c009 962 dev->dev->block_read(dev->dev, buffer, count, offset, reg_width);
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963}
964
965static inline void b43_block_write(struct b43_wldev *dev, const void *buffer,
966 size_t count, u16 offset, u8 reg_width)
967{
c0b4c009 968 dev->dev->block_write(dev->dev, buffer, count, offset, reg_width);
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969}
970
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971static inline bool b43_using_pio_transfers(struct b43_wldev *dev)
972{
5100d5ac 973 return dev->__using_pio_transfers;
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974}
975
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976#ifdef CONFIG_B43_FORCE_PIO
977# define B43_PIO_DEFAULT 1
978#else
979# define B43_PIO_DEFAULT 0
980#endif
981
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982/* Message printing */
983void b43info(struct b43_wl *wl, const char *fmt, ...)
984 __attribute__ ((format(printf, 2, 3)));
985void b43err(struct b43_wl *wl, const char *fmt, ...)
986 __attribute__ ((format(printf, 2, 3)));
987void b43warn(struct b43_wl *wl, const char *fmt, ...)
988 __attribute__ ((format(printf, 2, 3)));
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989void b43dbg(struct b43_wl *wl, const char *fmt, ...)
990 __attribute__ ((format(printf, 2, 3)));
060210f9 991
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992
993/* A WARN_ON variant that vanishes when b43 debugging is disabled.
994 * This _also_ evaluates the arg with debugging disabled. */
995#if B43_DEBUG
996# define B43_WARN_ON(x) WARN_ON(x)
997#else
998static inline bool __b43_warn_on_dummy(bool x) { return x; }
999# define B43_WARN_ON(x) __b43_warn_on_dummy(unlikely(!!(x)))
1000#endif
1001
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1002/* Convert an integer to a Q5.2 value */
1003#define INT_TO_Q52(i) ((i) << 2)
1004/* Convert a Q5.2 value to an integer (precision loss!) */
1005#define Q52_TO_INT(q52) ((q52) >> 2)
1006/* Macros for printing a value in Q5.2 format */
1007#define Q52_FMT "%u.%u"
1008#define Q52_ARG(q52) Q52_TO_INT(q52), ((((q52) & 0x3) * 100) / 4)
1009
1010#endif /* B43_H_ */
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