forked from Minki/linux
715caaeb89
With the deprecation of the qual member of ieee80211_rx_status, that calculation and an associated constant can be removed. Signed-off-by: Larry Finger <Larry.Finger@lwfinger.net> Signed-off-by: John W. Linville <linville@tuxdriver.com>
834 lines
26 KiB
C
834 lines
26 KiB
C
#ifndef B43legacy_H_
|
|
#define B43legacy_H_
|
|
|
|
#include <linux/hw_random.h>
|
|
#include <linux/kernel.h>
|
|
#include <linux/spinlock.h>
|
|
#include <linux/interrupt.h>
|
|
#include <linux/stringify.h>
|
|
#include <linux/netdevice.h>
|
|
#include <linux/pci.h>
|
|
#include <asm/atomic.h>
|
|
#include <linux/io.h>
|
|
|
|
#include <linux/ssb/ssb.h>
|
|
#include <linux/ssb/ssb_driver_chipcommon.h>
|
|
|
|
#include <linux/wireless.h>
|
|
#include <net/mac80211.h>
|
|
|
|
#include "debugfs.h"
|
|
#include "leds.h"
|
|
#include "rfkill.h"
|
|
#include "phy.h"
|
|
|
|
|
|
/* The unique identifier of the firmware that's officially supported by this
|
|
* driver version. */
|
|
#define B43legacy_SUPPORTED_FIRMWARE_ID "FW10"
|
|
|
|
#define B43legacy_IRQWAIT_MAX_RETRIES 20
|
|
|
|
/* MMIO offsets */
|
|
#define B43legacy_MMIO_DMA0_REASON 0x20
|
|
#define B43legacy_MMIO_DMA0_IRQ_MASK 0x24
|
|
#define B43legacy_MMIO_DMA1_REASON 0x28
|
|
#define B43legacy_MMIO_DMA1_IRQ_MASK 0x2C
|
|
#define B43legacy_MMIO_DMA2_REASON 0x30
|
|
#define B43legacy_MMIO_DMA2_IRQ_MASK 0x34
|
|
#define B43legacy_MMIO_DMA3_REASON 0x38
|
|
#define B43legacy_MMIO_DMA3_IRQ_MASK 0x3C
|
|
#define B43legacy_MMIO_DMA4_REASON 0x40
|
|
#define B43legacy_MMIO_DMA4_IRQ_MASK 0x44
|
|
#define B43legacy_MMIO_DMA5_REASON 0x48
|
|
#define B43legacy_MMIO_DMA5_IRQ_MASK 0x4C
|
|
#define B43legacy_MMIO_MACCTL 0x120 /* MAC control */
|
|
#define B43legacy_MMIO_MACCMD 0x124 /* MAC command */
|
|
#define B43legacy_MMIO_GEN_IRQ_REASON 0x128
|
|
#define B43legacy_MMIO_GEN_IRQ_MASK 0x12C
|
|
#define B43legacy_MMIO_RAM_CONTROL 0x130
|
|
#define B43legacy_MMIO_RAM_DATA 0x134
|
|
#define B43legacy_MMIO_PS_STATUS 0x140
|
|
#define B43legacy_MMIO_RADIO_HWENABLED_HI 0x158
|
|
#define B43legacy_MMIO_SHM_CONTROL 0x160
|
|
#define B43legacy_MMIO_SHM_DATA 0x164
|
|
#define B43legacy_MMIO_SHM_DATA_UNALIGNED 0x166
|
|
#define B43legacy_MMIO_XMITSTAT_0 0x170
|
|
#define B43legacy_MMIO_XMITSTAT_1 0x174
|
|
#define B43legacy_MMIO_REV3PLUS_TSF_LOW 0x180 /* core rev >= 3 only */
|
|
#define B43legacy_MMIO_REV3PLUS_TSF_HIGH 0x184 /* core rev >= 3 only */
|
|
#define B43legacy_MMIO_TSF_CFP_REP 0x188
|
|
#define B43legacy_MMIO_TSF_CFP_START 0x18C
|
|
/* 32-bit DMA */
|
|
#define B43legacy_MMIO_DMA32_BASE0 0x200
|
|
#define B43legacy_MMIO_DMA32_BASE1 0x220
|
|
#define B43legacy_MMIO_DMA32_BASE2 0x240
|
|
#define B43legacy_MMIO_DMA32_BASE3 0x260
|
|
#define B43legacy_MMIO_DMA32_BASE4 0x280
|
|
#define B43legacy_MMIO_DMA32_BASE5 0x2A0
|
|
/* 64-bit DMA */
|
|
#define B43legacy_MMIO_DMA64_BASE0 0x200
|
|
#define B43legacy_MMIO_DMA64_BASE1 0x240
|
|
#define B43legacy_MMIO_DMA64_BASE2 0x280
|
|
#define B43legacy_MMIO_DMA64_BASE3 0x2C0
|
|
#define B43legacy_MMIO_DMA64_BASE4 0x300
|
|
#define B43legacy_MMIO_DMA64_BASE5 0x340
|
|
/* PIO */
|
|
#define B43legacy_MMIO_PIO1_BASE 0x300
|
|
#define B43legacy_MMIO_PIO2_BASE 0x310
|
|
#define B43legacy_MMIO_PIO3_BASE 0x320
|
|
#define B43legacy_MMIO_PIO4_BASE 0x330
|
|
|
|
#define B43legacy_MMIO_PHY_VER 0x3E0
|
|
#define B43legacy_MMIO_PHY_RADIO 0x3E2
|
|
#define B43legacy_MMIO_PHY0 0x3E6
|
|
#define B43legacy_MMIO_ANTENNA 0x3E8
|
|
#define B43legacy_MMIO_CHANNEL 0x3F0
|
|
#define B43legacy_MMIO_CHANNEL_EXT 0x3F4
|
|
#define B43legacy_MMIO_RADIO_CONTROL 0x3F6
|
|
#define B43legacy_MMIO_RADIO_DATA_HIGH 0x3F8
|
|
#define B43legacy_MMIO_RADIO_DATA_LOW 0x3FA
|
|
#define B43legacy_MMIO_PHY_CONTROL 0x3FC
|
|
#define B43legacy_MMIO_PHY_DATA 0x3FE
|
|
#define B43legacy_MMIO_MACFILTER_CONTROL 0x420
|
|
#define B43legacy_MMIO_MACFILTER_DATA 0x422
|
|
#define B43legacy_MMIO_RCMTA_COUNT 0x43C /* Receive Match Transmitter Addr */
|
|
#define B43legacy_MMIO_RADIO_HWENABLED_LO 0x49A
|
|
#define B43legacy_MMIO_GPIO_CONTROL 0x49C
|
|
#define B43legacy_MMIO_GPIO_MASK 0x49E
|
|
#define B43legacy_MMIO_TSF_CFP_PRETBTT 0x612
|
|
#define B43legacy_MMIO_TSF_0 0x632 /* core rev < 3 only */
|
|
#define B43legacy_MMIO_TSF_1 0x634 /* core rev < 3 only */
|
|
#define B43legacy_MMIO_TSF_2 0x636 /* core rev < 3 only */
|
|
#define B43legacy_MMIO_TSF_3 0x638 /* core rev < 3 only */
|
|
#define B43legacy_MMIO_RNG 0x65A
|
|
#define B43legacy_MMIO_POWERUP_DELAY 0x6A8
|
|
|
|
/* SPROM boardflags_lo values */
|
|
#define B43legacy_BFL_PACTRL 0x0002
|
|
#define B43legacy_BFL_RSSI 0x0008
|
|
#define B43legacy_BFL_EXTLNA 0x1000
|
|
|
|
/* GPIO register offset, in both ChipCommon and PCI core. */
|
|
#define B43legacy_GPIO_CONTROL 0x6c
|
|
|
|
/* SHM Routing */
|
|
#define B43legacy_SHM_SHARED 0x0001
|
|
#define B43legacy_SHM_WIRELESS 0x0002
|
|
#define B43legacy_SHM_HW 0x0004
|
|
#define B43legacy_SHM_UCODE 0x0300
|
|
|
|
/* SHM Routing modifiers */
|
|
#define B43legacy_SHM_AUTOINC_R 0x0200 /* Read Auto-increment */
|
|
#define B43legacy_SHM_AUTOINC_W 0x0100 /* Write Auto-increment */
|
|
#define B43legacy_SHM_AUTOINC_RW (B43legacy_SHM_AUTOINC_R | \
|
|
B43legacy_SHM_AUTOINC_W)
|
|
|
|
/* Misc SHM_SHARED offsets */
|
|
#define B43legacy_SHM_SH_WLCOREREV 0x0016 /* 802.11 core revision */
|
|
#define B43legacy_SHM_SH_HOSTFLO 0x005E /* Hostflags ucode opts (low) */
|
|
#define B43legacy_SHM_SH_HOSTFHI 0x0060 /* Hostflags ucode opts (high) */
|
|
/* SHM_SHARED crypto engine */
|
|
#define B43legacy_SHM_SH_KEYIDXBLOCK 0x05D4 /* Key index/algorithm block */
|
|
/* SHM_SHARED beacon/AP variables */
|
|
#define B43legacy_SHM_SH_DTIMP 0x0012 /* DTIM period */
|
|
#define B43legacy_SHM_SH_BTL0 0x0018 /* Beacon template length 0 */
|
|
#define B43legacy_SHM_SH_BTL1 0x001A /* Beacon template length 1 */
|
|
#define B43legacy_SHM_SH_BTSFOFF 0x001C /* Beacon TSF offset */
|
|
#define B43legacy_SHM_SH_TIMPOS 0x001E /* TIM position in beacon */
|
|
#define B43legacy_SHM_SH_BEACPHYCTL 0x0054 /* Beacon PHY TX control word */
|
|
/* SHM_SHARED ACK/CTS control */
|
|
#define B43legacy_SHM_SH_ACKCTSPHYCTL 0x0022 /* ACK/CTS PHY control word */
|
|
/* SHM_SHARED probe response variables */
|
|
#define B43legacy_SHM_SH_PRTLEN 0x004A /* Probe Response template length */
|
|
#define B43legacy_SHM_SH_PRMAXTIME 0x0074 /* Probe Response max time */
|
|
#define B43legacy_SHM_SH_PRPHYCTL 0x0188 /* Probe Resp PHY TX control */
|
|
/* SHM_SHARED rate tables */
|
|
#define B43legacy_SHM_SH_OFDMDIRECT 0x0480 /* Pointer to OFDM direct map */
|
|
#define B43legacy_SHM_SH_OFDMBASIC 0x04A0 /* Pointer to OFDM basic rate map */
|
|
#define B43legacy_SHM_SH_CCKDIRECT 0x04C0 /* Pointer to CCK direct map */
|
|
#define B43legacy_SHM_SH_CCKBASIC 0x04E0 /* Pointer to CCK basic rate map */
|
|
/* SHM_SHARED microcode soft registers */
|
|
#define B43legacy_SHM_SH_UCODEREV 0x0000 /* Microcode revision */
|
|
#define B43legacy_SHM_SH_UCODEPATCH 0x0002 /* Microcode patchlevel */
|
|
#define B43legacy_SHM_SH_UCODEDATE 0x0004 /* Microcode date */
|
|
#define B43legacy_SHM_SH_UCODETIME 0x0006 /* Microcode time */
|
|
#define B43legacy_SHM_SH_SPUWKUP 0x0094 /* pre-wakeup for synth PU in us */
|
|
#define B43legacy_SHM_SH_PRETBTT 0x0096 /* pre-TBTT in us */
|
|
|
|
#define B43legacy_UCODEFLAGS_OFFSET 0x005E
|
|
|
|
/* Hardware Radio Enable masks */
|
|
#define B43legacy_MMIO_RADIO_HWENABLED_HI_MASK (1 << 16)
|
|
#define B43legacy_MMIO_RADIO_HWENABLED_LO_MASK (1 << 4)
|
|
|
|
/* HostFlags. See b43legacy_hf_read/write() */
|
|
#define B43legacy_HF_SYMW 0x00000002 /* G-PHY SYM workaround */
|
|
#define B43legacy_HF_GDCW 0x00000020 /* G-PHY DV cancel filter */
|
|
#define B43legacy_HF_OFDMPABOOST 0x00000040 /* Enable PA boost OFDM */
|
|
#define B43legacy_HF_EDCF 0x00000100 /* on if WME/MAC suspended */
|
|
|
|
/* MacFilter offsets. */
|
|
#define B43legacy_MACFILTER_SELF 0x0000
|
|
#define B43legacy_MACFILTER_BSSID 0x0003
|
|
#define B43legacy_MACFILTER_MAC 0x0010
|
|
|
|
/* PHYVersioning */
|
|
#define B43legacy_PHYTYPE_B 0x01
|
|
#define B43legacy_PHYTYPE_G 0x02
|
|
|
|
/* PHYRegisters */
|
|
#define B43legacy_PHY_G_LO_CONTROL 0x0810
|
|
#define B43legacy_PHY_ILT_G_CTRL 0x0472
|
|
#define B43legacy_PHY_ILT_G_DATA1 0x0473
|
|
#define B43legacy_PHY_ILT_G_DATA2 0x0474
|
|
#define B43legacy_PHY_G_PCTL 0x0029
|
|
#define B43legacy_PHY_RADIO_BITFIELD 0x0401
|
|
#define B43legacy_PHY_G_CRS 0x0429
|
|
#define B43legacy_PHY_NRSSILT_CTRL 0x0803
|
|
#define B43legacy_PHY_NRSSILT_DATA 0x0804
|
|
|
|
/* RadioRegisters */
|
|
#define B43legacy_RADIOCTL_ID 0x01
|
|
|
|
/* MAC Control bitfield */
|
|
#define B43legacy_MACCTL_ENABLED 0x00000001 /* MAC Enabled */
|
|
#define B43legacy_MACCTL_PSM_RUN 0x00000002 /* Run Microcode */
|
|
#define B43legacy_MACCTL_PSM_JMP0 0x00000004 /* Microcode jump to 0 */
|
|
#define B43legacy_MACCTL_SHM_ENABLED 0x00000100 /* SHM Enabled */
|
|
#define B43legacy_MACCTL_IHR_ENABLED 0x00000400 /* IHR Region Enabled */
|
|
#define B43legacy_MACCTL_BE 0x00010000 /* Big Endian mode */
|
|
#define B43legacy_MACCTL_INFRA 0x00020000 /* Infrastructure mode */
|
|
#define B43legacy_MACCTL_AP 0x00040000 /* AccessPoint mode */
|
|
#define B43legacy_MACCTL_RADIOLOCK 0x00080000 /* Radio lock */
|
|
#define B43legacy_MACCTL_BEACPROMISC 0x00100000 /* Beacon Promiscuous */
|
|
#define B43legacy_MACCTL_KEEP_BADPLCP 0x00200000 /* Keep bad PLCP frames */
|
|
#define B43legacy_MACCTL_KEEP_CTL 0x00400000 /* Keep control frames */
|
|
#define B43legacy_MACCTL_KEEP_BAD 0x00800000 /* Keep bad frames (FCS) */
|
|
#define B43legacy_MACCTL_PROMISC 0x01000000 /* Promiscuous mode */
|
|
#define B43legacy_MACCTL_HWPS 0x02000000 /* Hardware Power Saving */
|
|
#define B43legacy_MACCTL_AWAKE 0x04000000 /* Device is awake */
|
|
#define B43legacy_MACCTL_TBTTHOLD 0x10000000 /* TBTT Hold */
|
|
#define B43legacy_MACCTL_GMODE 0x80000000 /* G Mode */
|
|
|
|
/* MAC Command bitfield */
|
|
#define B43legacy_MACCMD_BEACON0_VALID 0x00000001 /* Beacon 0 in template RAM is busy/valid */
|
|
#define B43legacy_MACCMD_BEACON1_VALID 0x00000002 /* Beacon 1 in template RAM is busy/valid */
|
|
#define B43legacy_MACCMD_DFQ_VALID 0x00000004 /* Directed frame queue valid (IBSS PS mode, ATIM) */
|
|
#define B43legacy_MACCMD_CCA 0x00000008 /* Clear channel assessment */
|
|
#define B43legacy_MACCMD_BGNOISE 0x00000010 /* Background noise */
|
|
|
|
/* 802.11 core specific TM State Low flags */
|
|
#define B43legacy_TMSLOW_GMODE 0x20000000 /* G Mode Enable */
|
|
#define B43legacy_TMSLOW_PLLREFSEL 0x00200000 /* PLL Freq Ref Select */
|
|
#define B43legacy_TMSLOW_MACPHYCLKEN 0x00100000 /* MAC PHY Clock Ctrl Enbl */
|
|
#define B43legacy_TMSLOW_PHYRESET 0x00080000 /* PHY Reset */
|
|
#define B43legacy_TMSLOW_PHYCLKEN 0x00040000 /* PHY Clock Enable */
|
|
|
|
/* 802.11 core specific TM State High flags */
|
|
#define B43legacy_TMSHIGH_FCLOCK 0x00040000 /* Fast Clock Available */
|
|
#define B43legacy_TMSHIGH_GPHY 0x00010000 /* G-PHY avail (rev >= 5) */
|
|
|
|
#define B43legacy_UCODEFLAG_AUTODIV 0x0001
|
|
|
|
/* Generic-Interrupt reasons. */
|
|
#define B43legacy_IRQ_MAC_SUSPENDED 0x00000001
|
|
#define B43legacy_IRQ_BEACON 0x00000002
|
|
#define B43legacy_IRQ_TBTT_INDI 0x00000004 /* Target Beacon Transmit Time */
|
|
#define B43legacy_IRQ_BEACON_TX_OK 0x00000008
|
|
#define B43legacy_IRQ_BEACON_CANCEL 0x00000010
|
|
#define B43legacy_IRQ_ATIM_END 0x00000020
|
|
#define B43legacy_IRQ_PMQ 0x00000040
|
|
#define B43legacy_IRQ_PIO_WORKAROUND 0x00000100
|
|
#define B43legacy_IRQ_MAC_TXERR 0x00000200
|
|
#define B43legacy_IRQ_PHY_TXERR 0x00000800
|
|
#define B43legacy_IRQ_PMEVENT 0x00001000
|
|
#define B43legacy_IRQ_TIMER0 0x00002000
|
|
#define B43legacy_IRQ_TIMER1 0x00004000
|
|
#define B43legacy_IRQ_DMA 0x00008000
|
|
#define B43legacy_IRQ_TXFIFO_FLUSH_OK 0x00010000
|
|
#define B43legacy_IRQ_CCA_MEASURE_OK 0x00020000
|
|
#define B43legacy_IRQ_NOISESAMPLE_OK 0x00040000
|
|
#define B43legacy_IRQ_UCODE_DEBUG 0x08000000
|
|
#define B43legacy_IRQ_RFKILL 0x10000000
|
|
#define B43legacy_IRQ_TX_OK 0x20000000
|
|
#define B43legacy_IRQ_PHY_G_CHANGED 0x40000000
|
|
#define B43legacy_IRQ_TIMEOUT 0x80000000
|
|
|
|
#define B43legacy_IRQ_ALL 0xFFFFFFFF
|
|
#define B43legacy_IRQ_MASKTEMPLATE (B43legacy_IRQ_MAC_SUSPENDED | \
|
|
B43legacy_IRQ_TBTT_INDI | \
|
|
B43legacy_IRQ_ATIM_END | \
|
|
B43legacy_IRQ_PMQ | \
|
|
B43legacy_IRQ_MAC_TXERR | \
|
|
B43legacy_IRQ_PHY_TXERR | \
|
|
B43legacy_IRQ_DMA | \
|
|
B43legacy_IRQ_TXFIFO_FLUSH_OK | \
|
|
B43legacy_IRQ_NOISESAMPLE_OK | \
|
|
B43legacy_IRQ_UCODE_DEBUG | \
|
|
B43legacy_IRQ_RFKILL | \
|
|
B43legacy_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 B43legacy_CCK_RATE_1MB 2
|
|
#define B43legacy_CCK_RATE_2MB 4
|
|
#define B43legacy_CCK_RATE_5MB 11
|
|
#define B43legacy_CCK_RATE_11MB 22
|
|
#define B43legacy_OFDM_RATE_6MB 12
|
|
#define B43legacy_OFDM_RATE_9MB 18
|
|
#define B43legacy_OFDM_RATE_12MB 24
|
|
#define B43legacy_OFDM_RATE_18MB 36
|
|
#define B43legacy_OFDM_RATE_24MB 48
|
|
#define B43legacy_OFDM_RATE_36MB 72
|
|
#define B43legacy_OFDM_RATE_48MB 96
|
|
#define B43legacy_OFDM_RATE_54MB 108
|
|
/* Convert a b43legacy rate value to a rate in 100kbps */
|
|
#define B43legacy_RATE_TO_100KBPS(rate) (((rate) * 10) / 2)
|
|
|
|
|
|
#define B43legacy_DEFAULT_SHORT_RETRY_LIMIT 7
|
|
#define B43legacy_DEFAULT_LONG_RETRY_LIMIT 4
|
|
|
|
#define B43legacy_PHY_TX_BADNESS_LIMIT 1000
|
|
|
|
/* Max size of a security key */
|
|
#define B43legacy_SEC_KEYSIZE 16
|
|
/* Security algorithms. */
|
|
enum {
|
|
B43legacy_SEC_ALGO_NONE = 0, /* unencrypted, as of TX header. */
|
|
B43legacy_SEC_ALGO_WEP40,
|
|
B43legacy_SEC_ALGO_TKIP,
|
|
B43legacy_SEC_ALGO_AES,
|
|
B43legacy_SEC_ALGO_WEP104,
|
|
B43legacy_SEC_ALGO_AES_LEGACY,
|
|
};
|
|
|
|
/* Core Information Registers */
|
|
#define B43legacy_CIR_BASE 0xf00
|
|
#define B43legacy_CIR_SBTPSFLAG (B43legacy_CIR_BASE + 0x18)
|
|
#define B43legacy_CIR_SBIMSTATE (B43legacy_CIR_BASE + 0x90)
|
|
#define B43legacy_CIR_SBINTVEC (B43legacy_CIR_BASE + 0x94)
|
|
#define B43legacy_CIR_SBTMSTATELOW (B43legacy_CIR_BASE + 0x98)
|
|
#define B43legacy_CIR_SBTMSTATEHIGH (B43legacy_CIR_BASE + 0x9c)
|
|
#define B43legacy_CIR_SBIMCONFIGLOW (B43legacy_CIR_BASE + 0xa8)
|
|
#define B43legacy_CIR_SB_ID_HI (B43legacy_CIR_BASE + 0xfc)
|
|
|
|
/* sbtmstatehigh state flags */
|
|
#define B43legacy_SBTMSTATEHIGH_SERROR 0x00000001
|
|
#define B43legacy_SBTMSTATEHIGH_BUSY 0x00000004
|
|
#define B43legacy_SBTMSTATEHIGH_TIMEOUT 0x00000020
|
|
#define B43legacy_SBTMSTATEHIGH_G_PHY_AVAIL 0x00010000
|
|
#define B43legacy_SBTMSTATEHIGH_COREFLAGS 0x1FFF0000
|
|
#define B43legacy_SBTMSTATEHIGH_DMA64BIT 0x10000000
|
|
#define B43legacy_SBTMSTATEHIGH_GATEDCLK 0x20000000
|
|
#define B43legacy_SBTMSTATEHIGH_BISTFAILED 0x40000000
|
|
#define B43legacy_SBTMSTATEHIGH_BISTCOMPLETE 0x80000000
|
|
|
|
/* sbimstate flags */
|
|
#define B43legacy_SBIMSTATE_IB_ERROR 0x20000
|
|
#define B43legacy_SBIMSTATE_TIMEOUT 0x40000
|
|
|
|
#define PFX KBUILD_MODNAME ": "
|
|
#ifdef assert
|
|
# undef assert
|
|
#endif
|
|
#ifdef CONFIG_B43LEGACY_DEBUG
|
|
# define B43legacy_WARN_ON(x) WARN_ON(x)
|
|
# define B43legacy_BUG_ON(expr) \
|
|
do { \
|
|
if (unlikely((expr))) { \
|
|
printk(KERN_INFO PFX "Test (%s) failed\n", \
|
|
#expr); \
|
|
BUG_ON(expr); \
|
|
} \
|
|
} while (0)
|
|
# define B43legacy_DEBUG 1
|
|
#else
|
|
/* This will evaluate the argument even if debugging is disabled. */
|
|
static inline bool __b43legacy_warn_on_dummy(bool x) { return x; }
|
|
# define B43legacy_WARN_ON(x) __b43legacy_warn_on_dummy(unlikely(!!(x)))
|
|
# define B43legacy_BUG_ON(x) do { /* nothing */ } while (0)
|
|
# define B43legacy_DEBUG 0
|
|
#endif
|
|
|
|
|
|
struct net_device;
|
|
struct pci_dev;
|
|
struct b43legacy_dmaring;
|
|
struct b43legacy_pioqueue;
|
|
|
|
/* The firmware file header */
|
|
#define B43legacy_FW_TYPE_UCODE 'u'
|
|
#define B43legacy_FW_TYPE_PCM 'p'
|
|
#define B43legacy_FW_TYPE_IV 'i'
|
|
struct b43legacy_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 B43legacy_IV_OFFSET_MASK 0x7FFF
|
|
#define B43legacy_IV_32BIT 0x8000
|
|
struct b43legacy_iv {
|
|
__be16 offset_size;
|
|
union {
|
|
__be16 d16;
|
|
__be32 d32;
|
|
} data __attribute__((__packed__));
|
|
} __attribute__((__packed__));
|
|
|
|
#define B43legacy_PHYMODE(phytype) (1 << (phytype))
|
|
#define B43legacy_PHYMODE_B B43legacy_PHYMODE \
|
|
((B43legacy_PHYTYPE_B))
|
|
#define B43legacy_PHYMODE_G B43legacy_PHYMODE \
|
|
((B43legacy_PHYTYPE_G))
|
|
|
|
/* Value pair to measure the LocalOscillator. */
|
|
struct b43legacy_lopair {
|
|
s8 low;
|
|
s8 high;
|
|
u8 used:1;
|
|
};
|
|
#define B43legacy_LO_COUNT (14*4)
|
|
|
|
struct b43legacy_phy {
|
|
/* Possible PHYMODEs on this PHY */
|
|
u8 possible_phymodes;
|
|
/* GMODE bit enabled in MACCTL? */
|
|
bool gmode;
|
|
|
|
/* Analog Type */
|
|
u8 analog;
|
|
/* B43legacy_PHYTYPE_ */
|
|
u8 type;
|
|
/* PHY revision number. */
|
|
u8 rev;
|
|
|
|
u16 antenna_diversity;
|
|
u16 savedpctlreg;
|
|
/* Radio versioning */
|
|
u16 radio_manuf; /* Radio manufacturer */
|
|
u16 radio_ver; /* Radio version */
|
|
u8 calibrated:1;
|
|
u8 radio_rev; /* Radio revision */
|
|
|
|
bool dyn_tssi_tbl; /* tssi2dbm is kmalloc()ed. */
|
|
|
|
/* ACI (adjacent channel interference) flags. */
|
|
bool aci_enable;
|
|
bool aci_wlan_automatic;
|
|
bool aci_hw_rssi;
|
|
|
|
/* Radio switched on/off */
|
|
bool radio_on;
|
|
struct {
|
|
/* Values saved when turning the radio off.
|
|
* They are needed when turning it on again. */
|
|
bool valid;
|
|
u16 rfover;
|
|
u16 rfoverval;
|
|
} radio_off_context;
|
|
|
|
u16 minlowsig[2];
|
|
u16 minlowsigpos[2];
|
|
|
|
/* LO Measurement Data.
|
|
* Use b43legacy_get_lopair() to get a value.
|
|
*/
|
|
struct b43legacy_lopair *_lo_pairs;
|
|
/* TSSI to dBm table in use */
|
|
const s8 *tssi2dbm;
|
|
/* idle TSSI value */
|
|
s8 idle_tssi;
|
|
/* Target idle TSSI */
|
|
int tgt_idle_tssi;
|
|
/* Current idle TSSI */
|
|
int cur_idle_tssi;
|
|
|
|
/* LocalOscillator control values. */
|
|
struct b43legacy_txpower_lo_control *lo_control;
|
|
/* Values from b43legacy_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 */
|
|
|
|
/* Desired TX power level (in dBm). This is set by the user and
|
|
* adjusted in b43legacy_phy_xmitpower(). */
|
|
u8 power_level;
|
|
|
|
/* Values from b43legacy_calc_loopback_gain() */
|
|
u16 loopback_gain[2];
|
|
|
|
/* TX Power control values. */
|
|
/* B/G PHY */
|
|
struct {
|
|
/* Current Radio Attenuation for TXpower recalculation. */
|
|
u16 rfatt;
|
|
/* Current Baseband Attenuation for TXpower recalculation. */
|
|
u16 bbatt;
|
|
/* Current TXpower control value for TXpower recalculation. */
|
|
u16 txctl1;
|
|
u16 txctl2;
|
|
};
|
|
/* A PHY */
|
|
struct {
|
|
u16 txpwr_offset;
|
|
};
|
|
|
|
/* 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 B43legacy_INTERFSTACK_SIZE 26
|
|
u32 interfstack[B43legacy_INTERFSTACK_SIZE];
|
|
|
|
/* 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;
|
|
|
|
/* PHY TX errors counter. */
|
|
atomic_t txerr_cnt;
|
|
|
|
#if B43legacy_DEBUG
|
|
/* Manual TX-power control enabled? */
|
|
bool manual_txpower_control;
|
|
/* PHY registers locked by b43legacy_phy_lock()? */
|
|
bool phy_locked;
|
|
#endif /* B43legacy_DEBUG */
|
|
};
|
|
|
|
/* Data structures for DMA transmission, per 80211 core. */
|
|
struct b43legacy_dma {
|
|
struct b43legacy_dmaring *tx_ring0;
|
|
struct b43legacy_dmaring *tx_ring1;
|
|
struct b43legacy_dmaring *tx_ring2;
|
|
struct b43legacy_dmaring *tx_ring3;
|
|
struct b43legacy_dmaring *tx_ring4;
|
|
struct b43legacy_dmaring *tx_ring5;
|
|
|
|
struct b43legacy_dmaring *rx_ring0;
|
|
struct b43legacy_dmaring *rx_ring3; /* only on core.rev < 5 */
|
|
};
|
|
|
|
/* Data structures for PIO transmission, per 80211 core. */
|
|
struct b43legacy_pio {
|
|
struct b43legacy_pioqueue *queue0;
|
|
struct b43legacy_pioqueue *queue1;
|
|
struct b43legacy_pioqueue *queue2;
|
|
struct b43legacy_pioqueue *queue3;
|
|
};
|
|
|
|
/* Context information for a noise calculation (Link Quality). */
|
|
struct b43legacy_noise_calculation {
|
|
u8 channel_at_start;
|
|
bool calculation_running;
|
|
u8 nr_samples;
|
|
s8 samples[8][4];
|
|
};
|
|
|
|
struct b43legacy_stats {
|
|
u8 link_noise;
|
|
/* Store the last TX/RX times here for updating the leds. */
|
|
unsigned long last_tx;
|
|
unsigned long last_rx;
|
|
};
|
|
|
|
struct b43legacy_key {
|
|
void *keyconf;
|
|
bool enabled;
|
|
u8 algorithm;
|
|
};
|
|
|
|
struct b43legacy_wldev;
|
|
|
|
/* Data structure for the WLAN parts (802.11 cores) of the b43legacy chip. */
|
|
struct b43legacy_wl {
|
|
/* Pointer to the active wireless device on this chip */
|
|
struct b43legacy_wldev *current_dev;
|
|
/* Pointer to the ieee80211 hardware data structure */
|
|
struct ieee80211_hw *hw;
|
|
|
|
spinlock_t irq_lock; /* locks IRQ */
|
|
struct mutex mutex; /* locks wireless core state */
|
|
spinlock_t leds_lock; /* lock for leds */
|
|
|
|
/* We can only have one operating interface (802.11 core)
|
|
* at a time. General information about this interface follows.
|
|
*/
|
|
|
|
struct ieee80211_vif *vif;
|
|
/* MAC address (can be NULL). */
|
|
u8 mac_addr[ETH_ALEN];
|
|
/* Current BSSID (can be NULL). */
|
|
u8 bssid[ETH_ALEN];
|
|
/* Interface type. (IEEE80211_IF_TYPE_XXX) */
|
|
int if_type;
|
|
/* Is the card operating in AP, STA or IBSS mode? */
|
|
bool operating;
|
|
/* filter flags */
|
|
unsigned int filter_flags;
|
|
/* Stats about the wireless interface */
|
|
struct ieee80211_low_level_stats ieee_stats;
|
|
|
|
#ifdef CONFIG_B43LEGACY_HWRNG
|
|
struct hwrng rng;
|
|
u8 rng_initialized;
|
|
char rng_name[30 + 1];
|
|
#endif
|
|
|
|
/* List of all wireless devices on this chip */
|
|
struct list_head devlist;
|
|
u8 nr_devs;
|
|
|
|
bool radiotap_enabled;
|
|
bool radio_enabled;
|
|
|
|
/* The beacon we are currently using (AP or IBSS mode).
|
|
* This beacon stuff is protected by the irq_lock. */
|
|
struct sk_buff *current_beacon;
|
|
bool beacon0_uploaded;
|
|
bool beacon1_uploaded;
|
|
bool beacon_templates_virgin; /* Never wrote the templates? */
|
|
struct work_struct beacon_update_trigger;
|
|
};
|
|
|
|
/* Pointers to the firmware data and meta information about it. */
|
|
struct b43legacy_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 {
|
|
B43legacy_STAT_UNINIT = 0, /* Uninitialized. */
|
|
B43legacy_STAT_INITIALIZED = 1, /* Initialized, not yet started. */
|
|
B43legacy_STAT_STARTED = 2, /* Up and running. */
|
|
};
|
|
#define b43legacy_status(wldev) atomic_read(&(wldev)->__init_status)
|
|
#define b43legacy_set_status(wldev, stat) do { \
|
|
atomic_set(&(wldev)->__init_status, (stat)); \
|
|
smp_wmb(); \
|
|
} while (0)
|
|
|
|
/* *** --- HOW LOCKING WORKS IN B43legacy --- ***
|
|
*
|
|
* 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 b43legacy_wldev {
|
|
struct ssb_device *dev;
|
|
struct b43legacy_wl *wl;
|
|
|
|
/* The device initialization status.
|
|
* Use b43legacy_status() to query. */
|
|
atomic_t __init_status;
|
|
/* Saved init status for handling suspend. */
|
|
int suspend_init_status;
|
|
|
|
bool __using_pio; /* Using pio rather than dma. */
|
|
bool bad_frames_preempt;/* Use "Bad Frames Preemption". */
|
|
bool dfq_valid; /* Directed frame queue valid (IBSS PS mode, ATIM). */
|
|
bool short_preamble; /* TRUE if using short preamble. */
|
|
bool radio_hw_enable; /* State of radio hardware enable bit. */
|
|
|
|
/* PHY/Radio device. */
|
|
struct b43legacy_phy phy;
|
|
union {
|
|
/* DMA engines. */
|
|
struct b43legacy_dma dma;
|
|
/* PIO engines. */
|
|
struct b43legacy_pio pio;
|
|
};
|
|
|
|
/* Various statistics about the physical device. */
|
|
struct b43legacy_stats stats;
|
|
|
|
/* The device LEDs. */
|
|
struct b43legacy_led led_tx;
|
|
struct b43legacy_led led_rx;
|
|
struct b43legacy_led led_assoc;
|
|
struct b43legacy_led led_radio;
|
|
|
|
/* Reason code of the last interrupt. */
|
|
u32 irq_reason;
|
|
u32 dma_reason[6];
|
|
/* The currently active generic-interrupt mask. */
|
|
u32 irq_mask;
|
|
/* Link Quality calculation context. */
|
|
struct b43legacy_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 b43legacy_key key[58];
|
|
|
|
/* Firmware data */
|
|
struct b43legacy_firmware fw;
|
|
|
|
/* Devicelist in struct b43legacy_wl (all 802.11 cores) */
|
|
struct list_head list;
|
|
|
|
/* Debugging stuff follows. */
|
|
#ifdef CONFIG_B43LEGACY_DEBUG
|
|
struct b43legacy_dfsentry *dfsentry;
|
|
#endif
|
|
};
|
|
|
|
|
|
static inline
|
|
struct b43legacy_wl *hw_to_b43legacy_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_B43LEGACY_DMA) && defined(CONFIG_B43LEGACY_PIO)
|
|
static inline
|
|
int b43legacy_using_pio(struct b43legacy_wldev *dev)
|
|
{
|
|
return dev->__using_pio;
|
|
}
|
|
#elif defined(CONFIG_B43LEGACY_DMA)
|
|
static inline
|
|
int b43legacy_using_pio(struct b43legacy_wldev *dev)
|
|
{
|
|
return 0;
|
|
}
|
|
#elif defined(CONFIG_B43LEGACY_PIO)
|
|
static inline
|
|
int b43legacy_using_pio(struct b43legacy_wldev *dev)
|
|
{
|
|
return 1;
|
|
}
|
|
#else
|
|
# error "Using neither DMA nor PIO? Confused..."
|
|
#endif
|
|
|
|
|
|
static inline
|
|
struct b43legacy_wldev *dev_to_b43legacy_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 b43legacy_is_mode(struct b43legacy_wl *wl, int type)
|
|
{
|
|
return (wl->operating &&
|
|
wl->if_type == type);
|
|
}
|
|
|
|
static inline
|
|
bool is_bcm_board_vendor(struct b43legacy_wldev *dev)
|
|
{
|
|
return (dev->dev->bus->boardinfo.vendor == PCI_VENDOR_ID_BROADCOM);
|
|
}
|
|
|
|
static inline
|
|
u16 b43legacy_read16(struct b43legacy_wldev *dev, u16 offset)
|
|
{
|
|
return ssb_read16(dev->dev, offset);
|
|
}
|
|
|
|
static inline
|
|
void b43legacy_write16(struct b43legacy_wldev *dev, u16 offset, u16 value)
|
|
{
|
|
ssb_write16(dev->dev, offset, value);
|
|
}
|
|
|
|
static inline
|
|
u32 b43legacy_read32(struct b43legacy_wldev *dev, u16 offset)
|
|
{
|
|
return ssb_read32(dev->dev, offset);
|
|
}
|
|
|
|
static inline
|
|
void b43legacy_write32(struct b43legacy_wldev *dev, u16 offset, u32 value)
|
|
{
|
|
ssb_write32(dev->dev, offset, value);
|
|
}
|
|
|
|
static inline
|
|
struct b43legacy_lopair *b43legacy_get_lopair(struct b43legacy_phy *phy,
|
|
u16 radio_attenuation,
|
|
u16 baseband_attenuation)
|
|
{
|
|
return phy->_lo_pairs + (radio_attenuation
|
|
+ 14 * (baseband_attenuation / 2));
|
|
}
|
|
|
|
|
|
|
|
/* Message printing */
|
|
void b43legacyinfo(struct b43legacy_wl *wl, const char *fmt, ...)
|
|
__attribute__((format(printf, 2, 3)));
|
|
void b43legacyerr(struct b43legacy_wl *wl, const char *fmt, ...)
|
|
__attribute__((format(printf, 2, 3)));
|
|
void b43legacywarn(struct b43legacy_wl *wl, const char *fmt, ...)
|
|
__attribute__((format(printf, 2, 3)));
|
|
#if B43legacy_DEBUG
|
|
void b43legacydbg(struct b43legacy_wl *wl, const char *fmt, ...)
|
|
__attribute__((format(printf, 2, 3)));
|
|
#else /* DEBUG */
|
|
# define b43legacydbg(wl, fmt...) do { /* nothing */ } while (0)
|
|
#endif /* DEBUG */
|
|
|
|
/* Macros for printing a value in Q5.2 format */
|
|
#define Q52_FMT "%u.%u"
|
|
#define Q52_ARG(q52) ((q52) / 4), (((q52) & 3) * 100 / 4)
|
|
|
|
#endif /* B43legacy_H_ */
|