diff options
Diffstat (limited to 'drivers/net/wireless/b43legacy/b43legacy.h')
| -rw-r--r-- | drivers/net/wireless/b43legacy/b43legacy.h | 150 |
1 files changed, 85 insertions, 65 deletions
diff --git a/drivers/net/wireless/b43legacy/b43legacy.h b/drivers/net/wireless/b43legacy/b43legacy.h index 93d45b71799..482476fdb1f 100644 --- a/drivers/net/wireless/b43legacy/b43legacy.h +++ b/drivers/net/wireless/b43legacy/b43legacy.h @@ -8,13 +8,13 @@ #include <linux/stringify.h> #include <linux/netdevice.h> #include <linux/pci.h> -#include <asm/atomic.h> +#include <linux/atomic.h> #include <linux/io.h> #include <linux/ssb/ssb.h> #include <linux/ssb/ssb_driver_chipcommon.h> +#include <linux/completion.h> -#include <linux/wireless.h> #include <net/mac80211.h> #include "debugfs.h" @@ -23,14 +23,8 @@ #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 -#define B43legacy_RX_MAX_SSI 60 /* best guess at max ssi */ - /* MMIO offsets */ #define B43legacy_MMIO_DMA0_REASON 0x20 #define B43legacy_MMIO_DMA0_IRQ_MASK 0x24 @@ -59,7 +53,8 @@ #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 @@ -97,6 +92,7 @@ #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 */ @@ -130,19 +126,31 @@ #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 variables */ +/* 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_PRPHYCTL 0x0188 /* Probe Resp PHY TX control */ +#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 @@ -199,6 +207,13 @@ #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 */ @@ -238,7 +253,6 @@ #define B43legacy_IRQ_ALL 0xFFFFFFFF #define B43legacy_IRQ_MASKTEMPLATE (B43legacy_IRQ_MAC_SUSPENDED | \ - B43legacy_IRQ_BEACON | \ B43legacy_IRQ_TBTT_INDI | \ B43legacy_IRQ_ATIM_END | \ B43legacy_IRQ_PMQ | \ @@ -317,15 +331,7 @@ enum { # undef assert #endif #ifdef CONFIG_B43LEGACY_DEBUG -# define B43legacy_WARN_ON(expr) \ - do { \ - if (unlikely((expr))) { \ - printk(KERN_INFO PFX "Test (%s) failed at:" \ - " %s:%d:%s()\n", \ - #expr, __FILE__, \ - __LINE__, __FUNCTION__); \ - } \ - } while (0) +# define B43legacy_WARN_ON(x) WARN_ON(x) # define B43legacy_BUG_ON(expr) \ do { \ if (unlikely((expr))) { \ @@ -336,7 +342,9 @@ enum { } while (0) # define B43legacy_DEBUG 1 #else -# define B43legacy_WARN_ON(x) do { /* nothing */ } while (0) +/* 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 @@ -360,7 +368,7 @@ struct b43legacy_fw_header { /* Size of the data. For ucode and PCM this is in bytes. * For IV this is number-of-ivs. */ __be32 size; -} __attribute__((__packed__)); +} __packed; /* Initial Value file format */ #define B43legacy_IV_OFFSET_MASK 0x7FFF @@ -370,8 +378,8 @@ struct b43legacy_iv { union { __be16 d16; __be32 d32; - } data __attribute__((__packed__)); -} __attribute__((__packed__)); + } data __packed; +} __packed; #define B43legacy_PHYMODE(phytype) (1 << (phytype)) #define B43legacy_PHYMODE_B B43legacy_PHYMODE \ @@ -392,10 +400,6 @@ struct b43legacy_phy { u8 possible_phymodes; /* GMODE bit enabled in MACCTL? */ bool gmode; - /* Possible ieee80211 subsystem hwmodes for this PHY. - * Which mode is selected, depends on thr GMODE enabled bit */ -#define B43legacy_MAX_PHYHWMODES 2 - struct ieee80211_hw_mode hwmodes[B43legacy_MAX_PHYHWMODES]; /* Analog Type */ u8 analog; @@ -480,7 +484,7 @@ struct b43legacy_phy { /* 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: + * Each value in the stack is laid out as follows: * bit 0-11: offset * bit 12-15: register ID * bit 16-32: value @@ -524,6 +528,8 @@ struct b43legacy_dma { struct b43legacy_dmaring *rx_ring0; struct b43legacy_dmaring *rx_ring3; /* only on core.rev < 5 */ + + u32 translation; /* Routing bits */ }; /* Data structures for PIO transmission, per 80211 core. */ @@ -555,8 +561,16 @@ struct b43legacy_key { u8 algorithm; }; +#define B43legacy_QOS_QUEUE_NUM 4 + struct b43legacy_wldev; +/* QOS parameters for a queue. */ +struct b43legacy_qos_params { + /* The QOS parameters */ + struct ieee80211_tx_queue_params p; +}; + /* 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 */ @@ -568,6 +582,9 @@ struct b43legacy_wl { struct mutex mutex; /* locks wireless core state */ spinlock_t leds_lock; /* lock for leds */ + /* firmware loading work */ + struct work_struct firmware_load; + /* We can only have one operating interface (802.11 core) * at a time. General information about this interface follows. */ @@ -586,18 +603,38 @@ struct b43legacy_wl { /* 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]; - - /* The RF-kill button */ - struct b43legacy_rfkill rfkill; +#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; + /* The current QOS parameters for the 4 queues. */ + struct b43legacy_qos_params qos_params[B43legacy_QOS_QUEUE_NUM]; + + /* Packet transmit work */ + struct work_struct tx_work; + + /* Queue of packets to be transmitted. */ + struct sk_buff_head tx_queue[B43legacy_QOS_QUEUE_NUM]; + + /* Flag that implement the queues stopping. */ + bool tx_queue_stopped[B43legacy_QOS_QUEUE_NUM]; + }; /* Pointers to the firmware data and meta information about it. */ @@ -649,9 +686,8 @@ struct b43legacy_wldev { bool __using_pio; /* Using pio rather than dma. */ bool bad_frames_preempt;/* Use "Bad Frames Preemption". */ - bool reg124_set_0x4; /* Variable to keep track of IRQ. */ + bool dfq_valid; /* Directed frame queue valid (IBSS PS mode, ATIM). */ bool short_preamble; /* TRUE if using short preamble. */ - bool short_slot; /* TRUE if using short slot timing. */ bool radio_hw_enable; /* State of radio hardware enable bit. */ /* PHY/Radio device. */ @@ -675,8 +711,8 @@ struct b43legacy_wldev { /* Reason code of the last interrupt. */ u32 irq_reason; u32 dma_reason[6]; - /* saved irq enable/disable state bitfield. */ - u32 irq_savedstate; + /* 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. */ @@ -696,11 +732,12 @@ struct b43legacy_wldev { u8 max_nr_keys; struct b43legacy_key key[58]; - /* Cached beacon template while uploading the template. */ - struct sk_buff *cached_beacon; - /* Firmware data */ struct b43legacy_firmware fw; + const struct firmware *fwp; /* needed to pass fw pointer */ + + /* completion struct for firmware loading */ + struct completion fw_load_complete; /* Devicelist in struct b43legacy_wl (all 802.11 cores) */ struct list_head list; @@ -801,36 +838,19 @@ struct b43legacy_lopair *b43legacy_get_lopair(struct b43legacy_phy *phy, /* 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))); +__printf(2, 3) +void b43legacyinfo(struct b43legacy_wl *wl, const char *fmt, ...); +__printf(2, 3) +void b43legacyerr(struct b43legacy_wl *wl, const char *fmt, ...); +__printf(2, 3) +void b43legacywarn(struct b43legacy_wl *wl, const char *fmt, ...); #if B43legacy_DEBUG -void b43legacydbg(struct b43legacy_wl *wl, const char *fmt, ...) - __attribute__((format(printf, 2, 3))); +__printf(2, 3) +void b43legacydbg(struct b43legacy_wl *wl, const char *fmt, ...); #else /* DEBUG */ # define b43legacydbg(wl, fmt...) do { /* nothing */ } while (0) #endif /* DEBUG */ - -/** 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; \ - }) - /* Macros for printing a value in Q5.2 format */ #define Q52_FMT "%u.%u" #define Q52_ARG(q52) ((q52) / 4), (((q52) & 3) * 100 / 4) |