[B43]: add mac80211-based driver for modern BCM43xx devices
Signed-off-by: Michael Buesch <mb@bu3sch.de>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/net/wireless/b43/b43.h b/drivers/net/wireless/b43/b43.h
new file mode 100644
index 0000000..270a211
--- /dev/null
+++ b/drivers/net/wireless/b43/b43.h
@@ -0,0 +1,845 @@
+#ifndef B43_H_
+#define B43_H_
+
+#include <linux/kernel.h>
+#include <linux/spinlock.h>
+#include <linux/interrupt.h>
+#include <linux/hw_random.h>
+#include <linux/ssb/ssb.h>
+#include <net/mac80211.h>
+
+#include "debugfs.h"
+#include "leds.h"
+#include "lo.h"
+#include "phy.h"
+
+#ifdef CONFIG_B43_DEBUG
+# define B43_DEBUG 1
+#else
+# define B43_DEBUG 0
+#endif
+
+#define B43_RX_MAX_SSI 60
+
+/* MMIO offsets */
+#define B43_MMIO_DMA0_REASON 0x20
+#define B43_MMIO_DMA0_IRQ_MASK 0x24
+#define B43_MMIO_DMA1_REASON 0x28
+#define B43_MMIO_DMA1_IRQ_MASK 0x2C
+#define B43_MMIO_DMA2_REASON 0x30
+#define B43_MMIO_DMA2_IRQ_MASK 0x34
+#define B43_MMIO_DMA3_REASON 0x38
+#define B43_MMIO_DMA3_IRQ_MASK 0x3C
+#define B43_MMIO_DMA4_REASON 0x40
+#define B43_MMIO_DMA4_IRQ_MASK 0x44
+#define B43_MMIO_DMA5_REASON 0x48
+#define B43_MMIO_DMA5_IRQ_MASK 0x4C
+#define B43_MMIO_MACCTL 0x120
+#define B43_MMIO_STATUS2_BITFIELD 0x124
+#define B43_MMIO_GEN_IRQ_REASON 0x128
+#define B43_MMIO_GEN_IRQ_MASK 0x12C
+#define B43_MMIO_RAM_CONTROL 0x130
+#define B43_MMIO_RAM_DATA 0x134
+#define B43_MMIO_PS_STATUS 0x140
+#define B43_MMIO_RADIO_HWENABLED_HI 0x158
+#define B43_MMIO_SHM_CONTROL 0x160
+#define B43_MMIO_SHM_DATA 0x164
+#define B43_MMIO_SHM_DATA_UNALIGNED 0x166
+#define B43_MMIO_XMITSTAT_0 0x170
+#define B43_MMIO_XMITSTAT_1 0x174
+#define B43_MMIO_REV3PLUS_TSF_LOW 0x180 /* core rev >= 3 only */
+#define B43_MMIO_REV3PLUS_TSF_HIGH 0x184 /* core rev >= 3 only */
+
+/* 32-bit DMA */
+#define B43_MMIO_DMA32_BASE0 0x200
+#define B43_MMIO_DMA32_BASE1 0x220
+#define B43_MMIO_DMA32_BASE2 0x240
+#define B43_MMIO_DMA32_BASE3 0x260
+#define B43_MMIO_DMA32_BASE4 0x280
+#define B43_MMIO_DMA32_BASE5 0x2A0
+/* 64-bit DMA */
+#define B43_MMIO_DMA64_BASE0 0x200
+#define B43_MMIO_DMA64_BASE1 0x240
+#define B43_MMIO_DMA64_BASE2 0x280
+#define B43_MMIO_DMA64_BASE3 0x2C0
+#define B43_MMIO_DMA64_BASE4 0x300
+#define B43_MMIO_DMA64_BASE5 0x340
+/* PIO */
+#define B43_MMIO_PIO1_BASE 0x300
+#define B43_MMIO_PIO2_BASE 0x310
+#define B43_MMIO_PIO3_BASE 0x320
+#define B43_MMIO_PIO4_BASE 0x330
+
+#define B43_MMIO_PHY_VER 0x3E0
+#define B43_MMIO_PHY_RADIO 0x3E2
+#define B43_MMIO_PHY0 0x3E6
+#define B43_MMIO_ANTENNA 0x3E8
+#define B43_MMIO_CHANNEL 0x3F0
+#define B43_MMIO_CHANNEL_EXT 0x3F4
+#define B43_MMIO_RADIO_CONTROL 0x3F6
+#define B43_MMIO_RADIO_DATA_HIGH 0x3F8
+#define B43_MMIO_RADIO_DATA_LOW 0x3FA
+#define B43_MMIO_PHY_CONTROL 0x3FC
+#define B43_MMIO_PHY_DATA 0x3FE
+#define B43_MMIO_MACFILTER_CONTROL 0x420
+#define B43_MMIO_MACFILTER_DATA 0x422
+#define B43_MMIO_RCMTA_COUNT 0x43C
+#define B43_MMIO_RADIO_HWENABLED_LO 0x49A
+#define B43_MMIO_GPIO_CONTROL 0x49C
+#define B43_MMIO_GPIO_MASK 0x49E
+#define B43_MMIO_TSF_0 0x632 /* core rev < 3 only */
+#define B43_MMIO_TSF_1 0x634 /* core rev < 3 only */
+#define B43_MMIO_TSF_2 0x636 /* core rev < 3 only */
+#define B43_MMIO_TSF_3 0x638 /* core rev < 3 only */
+#define B43_MMIO_RNG 0x65A
+#define B43_MMIO_POWERUP_DELAY 0x6A8
+
+/* SPROM boardflags_lo values */
+#define B43_BFL_BTCOEXIST 0x0001 /* implements Bluetooth coexistance */
+#define B43_BFL_PACTRL 0x0002 /* GPIO 9 controlling the PA */
+#define B43_BFL_AIRLINEMODE 0x0004 /* implements GPIO 13 radio disable indication */
+#define B43_BFL_RSSI 0x0008 /* software calculates nrssi slope. */
+#define B43_BFL_ENETSPI 0x0010 /* has ephy roboswitch spi */
+#define B43_BFL_XTAL_NOSLOW 0x0020 /* no slow clock available */
+#define B43_BFL_CCKHIPWR 0x0040 /* can do high power CCK transmission */
+#define B43_BFL_ENETADM 0x0080 /* has ADMtek switch */
+#define B43_BFL_ENETVLAN 0x0100 /* can do vlan */
+#define B43_BFL_AFTERBURNER 0x0200 /* supports Afterburner mode */
+#define B43_BFL_NOPCI 0x0400 /* leaves PCI floating */
+#define B43_BFL_FEM 0x0800 /* supports the Front End Module */
+#define B43_BFL_EXTLNA 0x1000 /* has an external LNA */
+#define B43_BFL_HGPA 0x2000 /* had high gain PA */
+#define B43_BFL_BTCMOD 0x4000 /* BFL_BTCOEXIST is given in alternate GPIOs */
+#define B43_BFL_ALTIQ 0x8000 /* alternate I/Q settings */
+
+/* GPIO register offset, in both ChipCommon and PCI core. */
+#define B43_GPIO_CONTROL 0x6c
+
+/* SHM Routing */
+enum {
+ B43_SHM_UCODE, /* Microcode memory */
+ B43_SHM_SHARED, /* Shared memory */
+ B43_SHM_SCRATCH, /* Scratch memory */
+ B43_SHM_HW, /* Internal hardware register */
+ B43_SHM_RCMTA, /* Receive match transmitter address (rev >= 5 only) */
+};
+/* SHM Routing modifiers */
+#define B43_SHM_AUTOINC_R 0x0200 /* Auto-increment address on read */
+#define B43_SHM_AUTOINC_W 0x0100 /* Auto-increment address on write */
+#define B43_SHM_AUTOINC_RW (B43_SHM_AUTOINC_R | \
+ B43_SHM_AUTOINC_W)
+
+/* Misc SHM_SHARED offsets */
+#define B43_SHM_SH_WLCOREREV 0x0016 /* 802.11 core revision */
+#define B43_SHM_SH_PCTLWDPOS 0x0008
+#define B43_SHM_SH_RXPADOFF 0x0034 /* RX Padding data offset (PIO only) */
+#define B43_SHM_SH_PHYVER 0x0050 /* PHY version */
+#define B43_SHM_SH_PHYTYPE 0x0052 /* PHY type */
+#define B43_SHM_SH_ANTSWAP 0x005C /* Antenna swap threshold */
+#define B43_SHM_SH_HOSTFLO 0x005E /* Hostflags for ucode options (low) */
+#define B43_SHM_SH_HOSTFHI 0x0060 /* Hostflags for ucode options (high) */
+#define B43_SHM_SH_RFATT 0x0064 /* Current radio attenuation value */
+#define B43_SHM_SH_RADAR 0x0066 /* Radar register */
+#define B43_SHM_SH_PHYTXNOI 0x006E /* PHY noise directly after TX (lower 8bit only) */
+#define B43_SHM_SH_RFRXSP1 0x0072 /* RF RX SP Register 1 */
+#define B43_SHM_SH_CHAN 0x00A0 /* Current channel (low 8bit only) */
+#define B43_SHM_SH_CHAN_5GHZ 0x0100 /* Bit set, if 5Ghz channel */
+#define B43_SHM_SH_BCMCFIFOID 0x0108 /* Last posted cookie to the bcast/mcast FIFO */
+/* SHM_SHARED TX FIFO variables */
+#define B43_SHM_SH_SIZE01 0x0098 /* TX FIFO size for FIFO 0 (low) and 1 (high) */
+#define B43_SHM_SH_SIZE23 0x009A /* TX FIFO size for FIFO 2 and 3 */
+#define B43_SHM_SH_SIZE45 0x009C /* TX FIFO size for FIFO 4 and 5 */
+#define B43_SHM_SH_SIZE67 0x009E /* TX FIFO size for FIFO 6 and 7 */
+/* SHM_SHARED background noise */
+#define B43_SHM_SH_JSSI0 0x0088 /* Measure JSSI 0 */
+#define B43_SHM_SH_JSSI1 0x008A /* Measure JSSI 1 */
+#define B43_SHM_SH_JSSIAUX 0x008C /* Measure JSSI AUX */
+/* SHM_SHARED crypto engine */
+#define B43_SHM_SH_DEFAULTIV 0x003C /* Default IV location */
+#define B43_SHM_SH_NRRXTRANS 0x003E /* # of soft RX transmitter addresses (max 8) */
+#define B43_SHM_SH_KTP 0x0056 /* Key table pointer */
+#define B43_SHM_SH_TKIPTSCTTAK 0x0318
+#define B43_SHM_SH_KEYIDXBLOCK 0x05D4 /* Key index/algorithm block (v4 firmware) */
+#define B43_SHM_SH_PSM 0x05F4 /* PSM transmitter address match block (rev < 5) */
+/* SHM_SHARED WME variables */
+#define B43_SHM_SH_EDCFSTAT 0x000E /* EDCF status */
+#define B43_SHM_SH_TXFCUR 0x0030 /* TXF current index */
+#define B43_SHM_SH_EDCFQ 0x0240 /* EDCF Q info */
+/* SHM_SHARED powersave mode related */
+#define B43_SHM_SH_SLOTT 0x0010 /* Slot time */
+#define B43_SHM_SH_DTIMPER 0x0012 /* DTIM period */
+#define B43_SHM_SH_NOSLPZNATDTIM 0x004C /* NOSLPZNAT DTIM */
+/* SHM_SHARED beacon variables */
+#define B43_SHM_SH_BTL0 0x0018 /* Beacon template length 0 */
+#define B43_SHM_SH_BTL1 0x001A /* Beacon template length 1 */
+#define B43_SHM_SH_BTSFOFF 0x001C /* Beacon TSF offset */
+#define B43_SHM_SH_TIMBPOS 0x001E /* TIM B position in beacon */
+#define B43_SHM_SH_SFFBLIM 0x0044 /* Short frame fallback retry limit */
+#define B43_SHM_SH_LFFBLIM 0x0046 /* Long frame fallback retry limit */
+#define B43_SHM_SH_BEACPHYCTL 0x0054 /* Beacon PHY TX control word (see PHY TX control) */
+/* SHM_SHARED ACK/CTS control */
+#define B43_SHM_SH_ACKCTSPHYCTL 0x0022 /* ACK/CTS PHY control word (see PHY TX control) */
+/* SHM_SHARED probe response variables */
+#define B43_SHM_SH_PRSSID 0x0160 /* Probe Response SSID */
+#define B43_SHM_SH_PRSSIDLEN 0x0048 /* Probe Response SSID length */
+#define B43_SHM_SH_PRTLEN 0x004A /* Probe Response template length */
+#define B43_SHM_SH_PRMAXTIME 0x0074 /* Probe Response max time */
+#define B43_SHM_SH_PRPHYCTL 0x0188 /* Probe Response PHY TX control word */
+/* SHM_SHARED rate tables */
+#define B43_SHM_SH_OFDMDIRECT 0x01C0 /* Pointer to OFDM direct map */
+#define B43_SHM_SH_OFDMBASIC 0x01E0 /* Pointer to OFDM basic rate map */
+#define B43_SHM_SH_CCKDIRECT 0x0200 /* Pointer to CCK direct map */
+#define B43_SHM_SH_CCKBASIC 0x0220 /* Pointer to CCK basic rate map */
+/* SHM_SHARED microcode soft registers */
+#define B43_SHM_SH_UCODEREV 0x0000 /* Microcode revision */
+#define B43_SHM_SH_UCODEPATCH 0x0002 /* Microcode patchlevel */
+#define B43_SHM_SH_UCODEDATE 0x0004 /* Microcode date */
+#define B43_SHM_SH_UCODETIME 0x0006 /* Microcode time */
+#define B43_SHM_SH_UCODESTAT 0x0040 /* Microcode debug status code */
+#define B43_SHM_SH_UCODESTAT_INVALID 0
+#define B43_SHM_SH_UCODESTAT_INIT 1
+#define B43_SHM_SH_UCODESTAT_ACTIVE 2
+#define B43_SHM_SH_UCODESTAT_SUSP 3 /* suspended */
+#define B43_SHM_SH_UCODESTAT_SLEEP 4 /* asleep (PS) */
+#define B43_SHM_SH_MAXBFRAMES 0x0080 /* Maximum number of frames in a burst */
+#define B43_SHM_SH_SPUWKUP 0x0094 /* pre-wakeup for synth PU in us */
+#define B43_SHM_SH_PRETBTT 0x0096 /* pre-TBTT in us */
+
+/* SHM_SCRATCH offsets */
+#define B43_SHM_SC_MINCONT 0x0003 /* Minimum contention window */
+#define B43_SHM_SC_MAXCONT 0x0004 /* Maximum contention window */
+#define B43_SHM_SC_CURCONT 0x0005 /* Current contention window */
+#define B43_SHM_SC_SRLIMIT 0x0006 /* Short retry count limit */
+#define B43_SHM_SC_LRLIMIT 0x0007 /* Long retry count limit */
+#define B43_SHM_SC_DTIMC 0x0008 /* Current DTIM count */
+#define B43_SHM_SC_BTL0LEN 0x0015 /* Beacon 0 template length */
+#define B43_SHM_SC_BTL1LEN 0x0016 /* Beacon 1 template length */
+#define B43_SHM_SC_SCFB 0x0017 /* Short frame transmit count threshold for rate fallback */
+#define B43_SHM_SC_LCFB 0x0018 /* Long frame transmit count threshold for rate fallback */
+
+/* Hardware Radio Enable masks */
+#define B43_MMIO_RADIO_HWENABLED_HI_MASK (1 << 16)
+#define B43_MMIO_RADIO_HWENABLED_LO_MASK (1 << 4)
+
+/* HostFlags. See b43_hf_read/write() */
+#define B43_HF_ANTDIVHELP 0x00000001 /* ucode antenna div helper */
+#define B43_HF_SYMW 0x00000002 /* G-PHY SYM workaround */
+#define B43_HF_RXPULLW 0x00000004 /* RX pullup workaround */
+#define B43_HF_CCKBOOST 0x00000008 /* 4dB CCK power boost (exclusive with OFDM boost) */
+#define B43_HF_BTCOEX 0x00000010 /* Bluetooth coexistance */
+#define B43_HF_GDCW 0x00000020 /* G-PHY DV canceller filter bw workaround */
+#define B43_HF_OFDMPABOOST 0x00000040 /* Enable PA gain boost for OFDM */
+#define B43_HF_ACPR 0x00000080 /* Disable for Japan, channel 14 */
+#define B43_HF_EDCF 0x00000100 /* on if WME and MAC suspended */
+#define B43_HF_TSSIRPSMW 0x00000200 /* TSSI reset PSM ucode workaround */
+#define B43_HF_DSCRQ 0x00000400 /* Disable slow clock request in ucode */
+#define B43_HF_ACIW 0x00000800 /* ACI workaround: shift bits by 2 on PHY CRS */
+#define B43_HF_2060W 0x00001000 /* 2060 radio workaround */
+#define B43_HF_RADARW 0x00002000 /* Radar workaround */
+#define B43_HF_USEDEFKEYS 0x00004000 /* Enable use of default keys */
+#define B43_HF_BT4PRIOCOEX 0x00010000 /* Bluetooth 2-priority coexistance */
+#define B43_HF_FWKUP 0x00020000 /* Fast wake-up ucode */
+#define B43_HF_VCORECALC 0x00040000 /* Force VCO recalculation when powering up synthpu */
+#define B43_HF_PCISCW 0x00080000 /* PCI slow clock workaround */
+#define B43_HF_4318TSSI 0x00200000 /* 4318 TSSI */
+#define B43_HF_FBCMCFIFO 0x00400000 /* Flush bcast/mcast FIFO immediately */
+#define B43_HF_HWPCTL 0x00800000 /* Enable hardwarre power control */
+#define B43_HF_BTCOEXALT 0x01000000 /* Bluetooth coexistance in alternate pins */
+#define B43_HF_TXBTCHECK 0x02000000 /* Bluetooth check during transmission */
+#define B43_HF_SKCFPUP 0x04000000 /* Skip CFP update */
+
+/* MacFilter offsets. */
+#define B43_MACFILTER_SELF 0x0000
+#define B43_MACFILTER_BSSID 0x0003
+
+/* PowerControl */
+#define B43_PCTL_IN 0xB0
+#define B43_PCTL_OUT 0xB4
+#define B43_PCTL_OUTENABLE 0xB8
+#define B43_PCTL_XTAL_POWERUP 0x40
+#define B43_PCTL_PLL_POWERDOWN 0x80
+
+/* PowerControl Clock Modes */
+#define B43_PCTL_CLK_FAST 0x00
+#define B43_PCTL_CLK_SLOW 0x01
+#define B43_PCTL_CLK_DYNAMIC 0x02
+
+#define B43_PCTL_FORCE_SLOW 0x0800
+#define B43_PCTL_FORCE_PLL 0x1000
+#define B43_PCTL_DYN_XTAL 0x2000
+
+/* PHYVersioning */
+#define B43_PHYTYPE_A 0x00
+#define B43_PHYTYPE_B 0x01
+#define B43_PHYTYPE_G 0x02
+
+/* PHYRegisters */
+#define B43_PHY_ILT_A_CTRL 0x0072
+#define B43_PHY_ILT_A_DATA1 0x0073
+#define B43_PHY_ILT_A_DATA2 0x0074
+#define B43_PHY_G_LO_CONTROL 0x0810
+#define B43_PHY_ILT_G_CTRL 0x0472
+#define B43_PHY_ILT_G_DATA1 0x0473
+#define B43_PHY_ILT_G_DATA2 0x0474
+#define B43_PHY_A_PCTL 0x007B
+#define B43_PHY_G_PCTL 0x0029
+#define B43_PHY_A_CRS 0x0029
+#define B43_PHY_RADIO_BITFIELD 0x0401
+#define B43_PHY_G_CRS 0x0429
+#define B43_PHY_NRSSILT_CTRL 0x0803
+#define B43_PHY_NRSSILT_DATA 0x0804
+
+/* RadioRegisters */
+#define B43_RADIOCTL_ID 0x01
+
+/* MAC Control bitfield */
+#define B43_MACCTL_ENABLED 0x00000001 /* MAC Enabled */
+#define B43_MACCTL_PSM_RUN 0x00000002 /* Run Microcode */
+#define B43_MACCTL_PSM_JMP0 0x00000004 /* Microcode jump to 0 */
+#define B43_MACCTL_SHM_ENABLED 0x00000100 /* SHM Enabled */
+#define B43_MACCTL_SHM_UPPER 0x00000200 /* SHM Upper */
+#define B43_MACCTL_IHR_ENABLED 0x00000400 /* IHR Region Enabled */
+#define B43_MACCTL_PSM_DBG 0x00002000 /* Microcode debugging enabled */
+#define B43_MACCTL_GPOUTSMSK 0x0000C000 /* GPOUT Select Mask */
+#define B43_MACCTL_BE 0x00010000 /* Big Endian mode */
+#define B43_MACCTL_INFRA 0x00020000 /* Infrastructure mode */
+#define B43_MACCTL_AP 0x00040000 /* AccessPoint mode */
+#define B43_MACCTL_RADIOLOCK 0x00080000 /* Radio lock */
+#define B43_MACCTL_BEACPROMISC 0x00100000 /* Beacon Promiscuous */
+#define B43_MACCTL_KEEP_BADPLCP 0x00200000 /* Keep frames with bad PLCP */
+#define B43_MACCTL_KEEP_CTL 0x00400000 /* Keep control frames */
+#define B43_MACCTL_KEEP_BAD 0x00800000 /* Keep bad frames (FCS) */
+#define B43_MACCTL_PROMISC 0x01000000 /* Promiscuous mode */
+#define B43_MACCTL_HWPS 0x02000000 /* Hardware Power Saving */
+#define B43_MACCTL_AWAKE 0x04000000 /* Device is awake */
+#define B43_MACCTL_CLOSEDNET 0x08000000 /* Closed net (no SSID bcast) */
+#define B43_MACCTL_TBTTHOLD 0x10000000 /* TBTT Hold */
+#define B43_MACCTL_DISCTXSTAT 0x20000000 /* Discard TX status */
+#define B43_MACCTL_DISCPMQ 0x40000000 /* Discard Power Management Queue */
+#define B43_MACCTL_GMODE 0x80000000 /* G Mode */
+
+/* 802.11 core specific TM State Low flags */
+#define B43_TMSLOW_GMODE 0x20000000 /* G Mode Enable */
+#define B43_TMSLOW_PLLREFSEL 0x00200000 /* PLL Frequency Reference Select */
+#define B43_TMSLOW_MACPHYCLKEN 0x00100000 /* MAC PHY Clock Control Enable (rev >= 5) */
+#define B43_TMSLOW_PHYRESET 0x00080000 /* PHY Reset */
+#define B43_TMSLOW_PHYCLKEN 0x00040000 /* PHY Clock Enable */
+
+/* 802.11 core specific TM State High flags */
+#define B43_TMSHIGH_FCLOCK 0x00040000 /* Fast Clock Available (rev >= 5) */
+#define B43_TMSHIGH_APHY 0x00020000 /* A-PHY available (rev >= 5) */
+#define B43_TMSHIGH_GPHY 0x00010000 /* G-PHY available (rev >= 5) */
+
+/* Generic-Interrupt reasons. */
+#define B43_IRQ_MAC_SUSPENDED 0x00000001
+#define B43_IRQ_BEACON 0x00000002
+#define B43_IRQ_TBTT_INDI 0x00000004
+#define B43_IRQ_BEACON_TX_OK 0x00000008
+#define B43_IRQ_BEACON_CANCEL 0x00000010
+#define B43_IRQ_ATIM_END 0x00000020
+#define B43_IRQ_PMQ 0x00000040
+#define B43_IRQ_PIO_WORKAROUND 0x00000100
+#define B43_IRQ_MAC_TXERR 0x00000200
+#define B43_IRQ_PHY_TXERR 0x00000800
+#define B43_IRQ_PMEVENT 0x00001000
+#define B43_IRQ_TIMER0 0x00002000
+#define B43_IRQ_TIMER1 0x00004000
+#define B43_IRQ_DMA 0x00008000
+#define B43_IRQ_TXFIFO_FLUSH_OK 0x00010000
+#define B43_IRQ_CCA_MEASURE_OK 0x00020000
+#define B43_IRQ_NOISESAMPLE_OK 0x00040000
+#define B43_IRQ_UCODE_DEBUG 0x08000000
+#define B43_IRQ_RFKILL 0x10000000
+#define B43_IRQ_TX_OK 0x20000000
+#define B43_IRQ_PHY_G_CHANGED 0x40000000
+#define B43_IRQ_TIMEOUT 0x80000000
+
+#define B43_IRQ_ALL 0xFFFFFFFF
+#define B43_IRQ_MASKTEMPLATE (B43_IRQ_MAC_SUSPENDED | \
+ B43_IRQ_BEACON | \
+ B43_IRQ_TBTT_INDI | \
+ B43_IRQ_ATIM_END | \
+ B43_IRQ_PMQ | \
+ B43_IRQ_MAC_TXERR | \
+ B43_IRQ_PHY_TXERR | \
+ B43_IRQ_DMA | \
+ B43_IRQ_TXFIFO_FLUSH_OK | \
+ B43_IRQ_NOISESAMPLE_OK | \
+ B43_IRQ_UCODE_DEBUG | \
+ B43_IRQ_RFKILL | \
+ B43_IRQ_TX_OK)
+
+/* Device specific rate values.
+ * The actual values defined here are (rate_in_mbps * 2).
+ * Some code depends on this. Don't change it. */
+#define B43_CCK_RATE_1MB 0x02
+#define B43_CCK_RATE_2MB 0x04
+#define B43_CCK_RATE_5MB 0x0B
+#define B43_CCK_RATE_11MB 0x16
+#define B43_OFDM_RATE_6MB 0x0C
+#define B43_OFDM_RATE_9MB 0x12
+#define B43_OFDM_RATE_12MB 0x18
+#define B43_OFDM_RATE_18MB 0x24
+#define B43_OFDM_RATE_24MB 0x30
+#define B43_OFDM_RATE_36MB 0x48
+#define B43_OFDM_RATE_48MB 0x60
+#define B43_OFDM_RATE_54MB 0x6C
+/* Convert a b43 rate value to a rate in 100kbps */
+#define B43_RATE_TO_BASE100KBPS(rate) (((rate) * 10) / 2)
+
+#define B43_DEFAULT_SHORT_RETRY_LIMIT 7
+#define B43_DEFAULT_LONG_RETRY_LIMIT 4
+
+/* Max size of a security key */
+#define B43_SEC_KEYSIZE 16
+/* Security algorithms. */
+enum {
+ B43_SEC_ALGO_NONE = 0, /* unencrypted, as of TX header. */
+ B43_SEC_ALGO_WEP40,
+ B43_SEC_ALGO_TKIP,
+ B43_SEC_ALGO_AES,
+ B43_SEC_ALGO_WEP104,
+ B43_SEC_ALGO_AES_LEGACY,
+};
+
+struct b43_dmaring;
+struct b43_pioqueue;
+
+/* The firmware file header */
+#define B43_FW_TYPE_UCODE 'u'
+#define B43_FW_TYPE_PCM 'p'
+#define B43_FW_TYPE_IV 'i'
+struct b43_fw_header {
+ /* File type */
+ u8 type;
+ /* File format version */
+ u8 ver;
+ u8 __padding[2];
+ /* Size of the data. For ucode and PCM this is in bytes.
+ * For IV this is number-of-ivs. */
+ __be32 size;
+} __attribute__((__packed__));
+
+/* Initial Value file format */
+#define B43_IV_OFFSET_MASK 0x7FFF
+#define B43_IV_32BIT 0x8000
+struct b43_iv {
+ __be16 offset_size;
+ union {
+ __be16 d16;
+ __be32 d32;
+ } data __attribute__((__packed__));
+} __attribute__((__packed__));
+
+
+#define B43_PHYMODE(phytype) (1 << (phytype))
+#define B43_PHYMODE_A B43_PHYMODE(B43_PHYTYPE_A)
+#define B43_PHYMODE_B B43_PHYMODE(B43_PHYTYPE_B)
+#define B43_PHYMODE_G B43_PHYMODE(B43_PHYTYPE_G)
+
+struct b43_phy {
+ /* Possible PHYMODEs on this PHY */
+ u8 possible_phymodes;
+ /* GMODE bit enabled? */
+ bool gmode;
+ /* Possible ieee80211 subsystem hwmodes for this PHY.
+ * Which mode is selected, depends on thr GMODE enabled bit */
+#define B43_MAX_PHYHWMODES 2
+ struct ieee80211_hw_mode hwmodes[B43_MAX_PHYHWMODES];
+
+ /* Analog Type */
+ u8 analog;
+ /* B43_PHYTYPE_ */
+ u8 type;
+ /* PHY revision number. */
+ u8 rev;
+
+ /* Radio versioning */
+ u16 radio_manuf; /* Radio manufacturer */
+ u16 radio_ver; /* Radio version */
+ u8 radio_rev; /* Radio revision */
+
+ bool radio_on; /* Radio switched on/off */
+ bool locked; /* Only used in b43_phy_{un}lock() */
+ bool dyn_tssi_tbl; /* tssi2dbm is kmalloc()ed. */
+
+ /* ACI (adjacent channel interference) flags. */
+ bool aci_enable;
+ bool aci_wlan_automatic;
+ bool aci_hw_rssi;
+
+ u16 minlowsig[2];
+ u16 minlowsigpos[2];
+
+ /* TSSI to dBm table in use */
+ const s8 *tssi2dbm;
+ /* Target idle TSSI */
+ int tgt_idle_tssi;
+ /* Current idle TSSI */
+ int cur_idle_tssi;
+
+ /* LocalOscillator control values. */
+ struct b43_txpower_lo_control *lo_control;
+ /* Values from b43_calc_loopback_gain() */
+ s16 max_lb_gain; /* Maximum Loopback gain in hdB */
+ s16 trsw_rx_gain; /* TRSW RX gain in hdB */
+ s16 lna_lod_gain; /* LNA lod */
+ s16 lna_gain; /* LNA */
+ s16 pga_gain; /* PGA */
+
+ /* PHY lock for core.rev < 3
+ * This lock is only used by b43_phy_{un}lock()
+ */
+ spinlock_t lock;
+
+ /* Desired TX power level (in dBm).
+ * This is set by the user and adjusted in b43_phy_xmitpower(). */
+ u8 power_level;
+ /* A-PHY TX Power control value. */
+ u16 txpwr_offset;
+
+ /* Current TX power level attenuation control values */
+ struct b43_bbatt bbatt;
+ struct b43_rfatt rfatt;
+ u8 tx_control; /* B43_TXCTL_XXX */
+#ifdef CONFIG_B43_DEBUG
+ bool manual_txpower_control; /* Manual TX-power control enabled? */
+#endif
+ /* Hardware Power Control enabled? */
+ bool hardware_power_control;
+
+ /* Current Interference Mitigation mode */
+ int interfmode;
+ /* Stack of saved values from the Interference Mitigation code.
+ * Each value in the stack is layed out as follows:
+ * bit 0-11: offset
+ * bit 12-15: register ID
+ * bit 16-32: value
+ * register ID is: 0x1 PHY, 0x2 Radio, 0x3 ILT
+ */
+#define B43_INTERFSTACK_SIZE 26
+ u32 interfstack[B43_INTERFSTACK_SIZE]; //FIXME: use a data structure
+
+ /* Saved values from the NRSSI Slope calculation */
+ s16 nrssi[2];
+ s32 nrssislope;
+ /* In memory nrssi lookup table. */
+ s8 nrssi_lt[64];
+
+ /* current channel */
+ u8 channel;
+
+ u16 lofcal;
+
+ u16 initval; //FIXME rename?
+};
+
+/* Data structures for DMA transmission, per 80211 core. */
+struct b43_dma {
+ struct b43_dmaring *tx_ring0;
+ struct b43_dmaring *tx_ring1;
+ struct b43_dmaring *tx_ring2;
+ struct b43_dmaring *tx_ring3;
+ struct b43_dmaring *tx_ring4;
+ struct b43_dmaring *tx_ring5;
+
+ struct b43_dmaring *rx_ring0;
+ struct b43_dmaring *rx_ring3; /* only available on core.rev < 5 */
+};
+
+/* Data structures for PIO transmission, per 80211 core. */
+struct b43_pio {
+ struct b43_pioqueue *queue0;
+ struct b43_pioqueue *queue1;
+ struct b43_pioqueue *queue2;
+ struct b43_pioqueue *queue3;
+};
+
+/* Context information for a noise calculation (Link Quality). */
+struct b43_noise_calculation {
+ u8 channel_at_start;
+ bool calculation_running;
+ u8 nr_samples;
+ s8 samples[8][4];
+};
+
+struct b43_stats {
+ u8 link_noise;
+ /* Store the last TX/RX times here for updating the leds. */
+ unsigned long last_tx;
+ unsigned long last_rx;
+};
+
+struct b43_key {
+ /* If keyconf is NULL, this key is disabled.
+ * keyconf is a cookie. Don't derefenrence it outside of the set_key
+ * path, because b43 doesn't own it. */
+ struct ieee80211_key_conf *keyconf;
+ u8 algorithm;
+};
+
+struct b43_wldev;
+
+/* Data structure for the WLAN parts (802.11 cores) of the b43 chip. */
+struct b43_wl {
+ /* Pointer to the active wireless device on this chip */
+ struct b43_wldev *current_dev;
+ /* Pointer to the ieee80211 hardware data structure */
+ struct ieee80211_hw *hw;
+
+ spinlock_t irq_lock;
+ struct mutex mutex;
+ spinlock_t leds_lock;
+
+ /* We can only have one operating interface (802.11 core)
+ * at a time. General information about this interface follows.
+ */
+
+ /* Opaque ID of the operating interface (!= monitor
+ * interface) from the ieee80211 subsystem.
+ * Do not modify.
+ */
+ int if_id;
+ /* The MAC address of the operating interface. */
+ u8 mac_addr[ETH_ALEN];
+ /* Current BSSID */
+ u8 bssid[ETH_ALEN];
+ /* Interface type. (IEEE80211_IF_TYPE_XXX) */
+ int if_type;
+ /* Counter of active monitor interfaces. */
+ int monitor;
+ /* Is the card operating in AP, STA or IBSS mode? */
+ bool operating;
+ /* Promisc mode active?
+ * Note that (monitor != 0) implies promisc.
+ */
+ bool promisc;
+ /* Stats about the wireless interface */
+ struct ieee80211_low_level_stats ieee_stats;
+
+ struct hwrng rng;
+ u8 rng_initialized;
+ char rng_name[30 + 1];
+
+ /* List of all wireless devices on this chip */
+ struct list_head devlist;
+ u8 nr_devs;
+};
+
+/* Pointers to the firmware data and meta information about it. */
+struct b43_firmware {
+ /* Microcode */
+ const struct firmware *ucode;
+ /* PCM code */
+ const struct firmware *pcm;
+ /* Initial MMIO values for the firmware */
+ const struct firmware *initvals;
+ /* Initial MMIO values for the firmware, band-specific */
+ const struct firmware *initvals_band;
+ /* Firmware revision */
+ u16 rev;
+ /* Firmware patchlevel */
+ u16 patch;
+};
+
+/* Device (802.11 core) initialization status. */
+enum {
+ B43_STAT_UNINIT = 0, /* Uninitialized. */
+ B43_STAT_INITIALIZED = 1, /* Initialized, but not started, yet. */
+ B43_STAT_STARTED = 2, /* Up and running. */
+};
+#define b43_status(wldev) atomic_read(&(wldev)->__init_status)
+#define b43_set_status(wldev, stat) do { \
+ atomic_set(&(wldev)->__init_status, (stat)); \
+ smp_wmb(); \
+ } while (0)
+
+/* XXX--- HOW LOCKING WORKS IN B43 ---XXX
+ *
+ * You should always acquire both, wl->mutex and wl->irq_lock unless:
+ * - You don't need to acquire wl->irq_lock, if the interface is stopped.
+ * - You don't need to acquire wl->mutex in the IRQ handler, IRQ tasklet
+ * and packet TX path (and _ONLY_ there.)
+ */
+
+/* Data structure for one wireless device (802.11 core) */
+struct b43_wldev {
+ struct ssb_device *dev;
+ struct b43_wl *wl;
+
+ /* The device initialization status.
+ * Use b43_status() to query. */
+ atomic_t __init_status;
+ /* Saved init status for handling suspend. */
+ int suspend_init_status;
+
+ bool __using_pio; /* Internal, use b43_using_pio(). */
+ bool bad_frames_preempt; /* Use "Bad Frames Preemption" (default off) */
+ bool reg124_set_0x4; /* Some variable to keep track of IRQ stuff. */
+ bool short_preamble; /* TRUE, if short preamble is enabled. */
+ bool short_slot; /* TRUE, if short slot timing is enabled. */
+ bool radio_hw_enable; /* saved state of radio hardware enabled state */
+
+ /* PHY/Radio device. */
+ struct b43_phy phy;
+ union {
+ /* DMA engines. */
+ struct b43_dma dma;
+ /* PIO engines. */
+ struct b43_pio pio;
+ };
+
+ /* Various statistics about the physical device. */
+ struct b43_stats stats;
+
+#define B43_NR_LEDS 4
+ struct b43_led leds[B43_NR_LEDS];
+
+ /* Reason code of the last interrupt. */
+ u32 irq_reason;
+ u32 dma_reason[6];
+ /* saved irq enable/disable state bitfield. */
+ u32 irq_savedstate;
+ /* Link Quality calculation context. */
+ struct b43_noise_calculation noisecalc;
+ /* if > 0 MAC is suspended. if == 0 MAC is enabled. */
+ int mac_suspended;
+
+ /* Interrupt Service Routine tasklet (bottom-half) */
+ struct tasklet_struct isr_tasklet;
+
+ /* Periodic tasks */
+ struct delayed_work periodic_work;
+ unsigned int periodic_state;
+
+ struct work_struct restart_work;
+
+ /* encryption/decryption */
+ u16 ktp; /* Key table pointer */
+ u8 max_nr_keys;
+ struct b43_key key[58];
+
+ /* Cached beacon template while uploading the template. */
+ struct sk_buff *cached_beacon;
+
+ /* Firmware data */
+ struct b43_firmware fw;
+
+ /* Devicelist in struct b43_wl (all 802.11 cores) */
+ struct list_head list;
+
+ /* Debugging stuff follows. */
+#ifdef CONFIG_B43_DEBUG
+ struct b43_dfsentry *dfsentry;
+#endif
+};
+
+static inline struct b43_wl *hw_to_b43_wl(struct ieee80211_hw *hw)
+{
+ return hw->priv;
+}
+
+/* Helper function, which returns a boolean.
+ * TRUE, if PIO is used; FALSE, if DMA is used.
+ */
+#if defined(CONFIG_B43_DMA) && defined(CONFIG_B43_PIO)
+static inline int b43_using_pio(struct b43_wldev *dev)
+{
+ return dev->__using_pio;
+}
+#elif defined(CONFIG_B43_DMA)
+static inline int b43_using_pio(struct b43_wldev *dev)
+{
+ return 0;
+}
+#elif defined(CONFIG_B43_PIO)
+static inline int b43_using_pio(struct b43_wldev *dev)
+{
+ return 1;
+}
+#else
+# error "Using neither DMA nor PIO? Confused..."
+#endif
+
+static inline struct b43_wldev *dev_to_b43_wldev(struct device *dev)
+{
+ struct ssb_device *ssb_dev = dev_to_ssb_dev(dev);
+ return ssb_get_drvdata(ssb_dev);
+}
+
+/* Is the device operating in a specified mode (IEEE80211_IF_TYPE_XXX). */
+static inline int b43_is_mode(struct b43_wl *wl, int type)
+{
+ if (type == IEEE80211_IF_TYPE_MNTR)
+ return !!(wl->monitor);
+ return (wl->operating && wl->if_type == type);
+}
+
+static inline u16 b43_read16(struct b43_wldev *dev, u16 offset)
+{
+ return ssb_read16(dev->dev, offset);
+}
+
+static inline void b43_write16(struct b43_wldev *dev, u16 offset, u16 value)
+{
+ ssb_write16(dev->dev, offset, value);
+}
+
+static inline u32 b43_read32(struct b43_wldev *dev, u16 offset)
+{
+ return ssb_read32(dev->dev, offset);
+}
+
+static inline void b43_write32(struct b43_wldev *dev, u16 offset, u32 value)
+{
+ ssb_write32(dev->dev, offset, value);
+}
+
+/* Message printing */
+void b43info(struct b43_wl *wl, const char *fmt, ...)
+ __attribute__ ((format(printf, 2, 3)));
+void b43err(struct b43_wl *wl, const char *fmt, ...)
+ __attribute__ ((format(printf, 2, 3)));
+void b43warn(struct b43_wl *wl, const char *fmt, ...)
+ __attribute__ ((format(printf, 2, 3)));
+#if B43_DEBUG
+void b43dbg(struct b43_wl *wl, const char *fmt, ...)
+ __attribute__ ((format(printf, 2, 3)));
+#else /* DEBUG */
+# define b43dbg(wl, fmt...) do { /* nothing */ } while (0)
+#endif /* DEBUG */
+
+/* A WARN_ON variant that vanishes when b43 debugging is disabled.
+ * This _also_ evaluates the arg with debugging disabled. */
+#if B43_DEBUG
+# define B43_WARN_ON(x) WARN_ON(x)
+#else
+static inline bool __b43_warn_on_dummy(bool x) { return x; }
+# define B43_WARN_ON(x) __b43_warn_on_dummy(unlikely(!!(x)))
+#endif
+
+/** Limit a value between two limits */
+#ifdef limit_value
+# undef limit_value
+#endif
+#define limit_value(value, min, max) \
+ ({ \
+ typeof(value) __value = (value); \
+ typeof(value) __min = (min); \
+ typeof(value) __max = (max); \
+ if (__value < __min) \
+ __value = __min; \
+ else if (__value > __max) \
+ __value = __max; \
+ __value; \
+ })
+
+/* Convert an integer to a Q5.2 value */
+#define INT_TO_Q52(i) ((i) << 2)
+/* Convert a Q5.2 value to an integer (precision loss!) */
+#define Q52_TO_INT(q52) ((q52) >> 2)
+/* Macros for printing a value in Q5.2 format */
+#define Q52_FMT "%u.%u"
+#define Q52_ARG(q52) Q52_TO_INT(q52), ((((q52) & 0x3) * 100) / 4)
+
+#endif /* B43_H_ */