diff options
Diffstat (limited to 'drivers/net/wireless/b43/b43.h')
| -rw-r--r-- | drivers/net/wireless/b43/b43.h | 154 |
1 files changed, 82 insertions, 72 deletions
diff --git a/drivers/net/wireless/b43/b43.h b/drivers/net/wireless/b43/b43.h index a28ad230d63e..08a011f0834a 100644 --- a/drivers/net/wireless/b43/b43.h +++ b/drivers/net/wireless/b43/b43.h @@ -35,8 +35,8 @@ #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_MACCTL 0x120 /* MAC control */ +#define B43_MMIO_MACCMD 0x124 /* MAC command */ #define B43_MMIO_GEN_IRQ_REASON 0x128 #define B43_MMIO_GEN_IRQ_MASK 0x12C #define B43_MMIO_RAM_CONTROL 0x130 @@ -50,6 +50,9 @@ #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 */ +#define B43_MMIO_TSF_CFP_REP 0x188 +#define B43_MMIO_TSF_CFP_START 0x18C +#define B43_MMIO_TSF_CFP_MAXDUR 0x190 /* 32-bit DMA */ #define B43_MMIO_DMA32_BASE0 0x200 @@ -65,11 +68,6 @@ #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 @@ -88,6 +86,8 @@ #define B43_MMIO_RADIO_HWENABLED_LO 0x49A #define B43_MMIO_GPIO_CONTROL 0x49C #define B43_MMIO_GPIO_MASK 0x49E +#define B43_MMIO_TSF_CFP_START_LOW 0x604 +#define B43_MMIO_TSF_CFP_START_HIGH 0x606 #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 */ @@ -170,14 +170,17 @@ enum { #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 */ +/* SHM_SHARED beacon/AP 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_DTIMP 0x0012 /* DTIP period */ +#define B43_SHM_SH_MCASTCOOKIE 0x00A8 /* Last bcast/mcast frame ID */ #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) */ +#define B43_SHM_SH_EXTNPHYCTL 0x00B0 /* Extended bytes for beacon PHY control (N) */ /* 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 */ @@ -273,6 +276,8 @@ enum { #define B43_PHYTYPE_A 0x00 #define B43_PHYTYPE_B 0x01 #define B43_PHYTYPE_G 0x02 +#define B43_PHYTYPE_N 0x04 +#define B43_PHYTYPE_LP 0x05 /* PHYRegisters */ #define B43_PHY_ILT_A_CTRL 0x0072 @@ -319,17 +324,29 @@ enum { #define B43_MACCTL_DISCPMQ 0x40000000 /* Discard Power Management Queue */ #define B43_MACCTL_GMODE 0x80000000 /* G Mode */ -/* 802.11 core specific TM State Low flags */ +/* MAC Command bitfield */ +#define B43_MACCMD_BEACON0_VALID 0x00000001 /* Beacon 0 in template RAM is busy/valid */ +#define B43_MACCMD_BEACON1_VALID 0x00000002 /* Beacon 1 in template RAM is busy/valid */ +#define B43_MACCMD_DFQ_VALID 0x00000004 /* Directed frame queue valid (IBSS PS mode, ATIM) */ +#define B43_MACCMD_CCA 0x00000008 /* Clear channel assessment */ +#define B43_MACCMD_BGNOISE 0x00000010 /* Background noise */ + +/* 802.11 core specific TM State Low (SSB_TMSLOW) flags */ #define B43_TMSLOW_GMODE 0x20000000 /* G Mode Enable */ -#define B43_TMSLOW_PLLREFSEL 0x00200000 /* PLL Frequency Reference Select */ +#define B43_TMSLOW_PHYCLKSPEED 0x00C00000 /* PHY clock speed mask (N-PHY only) */ +#define B43_TMSLOW_PHYCLKSPEED_40MHZ 0x00000000 /* 40 MHz PHY */ +#define B43_TMSLOW_PHYCLKSPEED_80MHZ 0x00400000 /* 80 MHz PHY */ +#define B43_TMSLOW_PHYCLKSPEED_160MHZ 0x00800000 /* 160 MHz PHY */ +#define B43_TMSLOW_PLLREFSEL 0x00200000 /* PLL Frequency Reference Select (rev >= 5) */ #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 */ +/* 802.11 core specific TM State High (SSB_TMSHIGH) flags */ +#define B43_TMSHIGH_DUALBAND_PHY 0x00080000 /* Dualband PHY available */ #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) */ +#define B43_TMSHIGH_HAVE_5GHZ_PHY 0x00020000 /* 5 GHz PHY available (rev >= 5) */ +#define B43_TMSHIGH_HAVE_2GHZ_PHY 0x00010000 /* 2.4 GHz PHY available (rev >= 5) */ /* Generic-Interrupt reasons. */ #define B43_IRQ_MAC_SUSPENDED 0x00000001 @@ -391,6 +408,8 @@ enum { #define B43_DEFAULT_SHORT_RETRY_LIMIT 7 #define B43_DEFAULT_LONG_RETRY_LIMIT 4 +#define B43_PHY_TX_BADNESS_LIMIT 1000 + /* Max size of a security key */ #define B43_SEC_KEYSIZE 16 /* Security algorithms. */ @@ -460,7 +479,6 @@ struct b43_phy { u16 radio_ver; /* Radio version */ u8 radio_rev; /* Radio revision */ - bool locked; /* Only used in b43_phy_{un}lock() */ bool dyn_tssi_tbl; /* tssi2dbm is kmalloc()ed. */ /* ACI (adjacent channel interference) flags. */ @@ -497,11 +515,6 @@ struct b43_phy { 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; @@ -512,9 +525,7 @@ struct b43_phy { 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; @@ -542,6 +553,26 @@ struct b43_phy { u16 lofcal; u16 initval; //FIXME rename? + + /* PHY TX errors counter. */ + atomic_t txerr_cnt; + + /* The device does address auto increment for the OFDM tables. + * We cache the previously used address here and omit the address + * write on the next table access, if possible. */ + u16 ofdmtab_addr; /* The address currently set in hardware. */ + enum { /* The last data flow direction. */ + B43_OFDMTAB_DIRECTION_UNKNOWN = 0, + B43_OFDMTAB_DIRECTION_READ, + B43_OFDMTAB_DIRECTION_WRITE, + } ofdmtab_addr_direction; + +#if B43_DEBUG + /* Manual TX-power control enabled? */ + bool manual_txpower_control; + /* PHY registers locked by b43_phy_lock()? */ + bool phy_locked; +#endif /* B43_DEBUG */ }; /* Data structures for DMA transmission, per 80211 core. */ @@ -557,14 +588,6 @@ struct b43_dma { 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; @@ -597,18 +620,18 @@ struct b43_wl { /* Pointer to the ieee80211 hardware data structure */ struct ieee80211_hw *hw; - spinlock_t irq_lock; struct mutex mutex; + spinlock_t irq_lock; + /* Lock for LEDs access. */ spinlock_t leds_lock; + /* Lock for SHM access. */ + spinlock_t shm_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 from the ieee80211 - * subsystem. Do not modify. - */ - int if_id; + struct ieee80211_vif *vif; /* The MAC address of the operating interface. */ u8 mac_addr[ETH_ALEN]; /* Current BSSID */ @@ -632,18 +655,33 @@ struct b43_wl { /* List of all wireless devices on this chip */ struct list_head devlist; u8 nr_devs; + + bool radiotap_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; +}; + +/* In-memory representation of a cached microcode file. */ +struct b43_firmware_file { + const char *filename; + const struct firmware *data; }; /* Pointers to the firmware data and meta information about it. */ struct b43_firmware { /* Microcode */ - const struct firmware *ucode; + struct b43_firmware_file ucode; /* PCM code */ - const struct firmware *pcm; + struct b43_firmware_file pcm; /* Initial MMIO values for the firmware */ - const struct firmware *initvals; + struct b43_firmware_file initvals; /* Initial MMIO values for the firmware, band-specific */ - const struct firmware *initvals_band; + struct b43_firmware_file initvals_band; + /* Firmware revision */ u16 rev; /* Firmware patchlevel */ @@ -681,21 +719,18 @@ struct b43_wldev { /* 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 dfq_valid; /* Directed frame queue valid (IBSS PS mode, ATIM) */ 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 */ + bool suspend_in_progress; /* TRUE, if we are in a suspend/resume cycle */ /* PHY/Radio device. */ struct b43_phy phy; - union { - /* DMA engines. */ - struct b43_dma dma; - /* PIO engines. */ - struct b43_pio pio; - }; + + /* DMA engines. */ + struct b43_dma dma; /* Various statistics about the physical device. */ struct b43_stats stats; @@ -730,9 +765,6 @@ struct b43_wldev { 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; @@ -750,28 +782,6 @@ 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); |