diff options
Diffstat (limited to 'drivers/net/wireless/b43/b43.h')
| -rw-r--r-- | drivers/net/wireless/b43/b43.h | 59 |
1 files changed, 56 insertions, 3 deletions
diff --git a/drivers/net/wireless/b43/b43.h b/drivers/net/wireless/b43/b43.h index d40be156851..ef8ae385835 100644 --- a/drivers/net/wireless/b43/b43.h +++ b/drivers/net/wireless/b43/b43.h @@ -75,6 +75,23 @@ #define B43_MMIO_DMA64_BASE4 0x300 #define B43_MMIO_DMA64_BASE5 0x340 +/* PIO on core rev < 11 */ +#define B43_MMIO_PIO_BASE0 0x300 +#define B43_MMIO_PIO_BASE1 0x310 +#define B43_MMIO_PIO_BASE2 0x320 +#define B43_MMIO_PIO_BASE3 0x330 +#define B43_MMIO_PIO_BASE4 0x340 +#define B43_MMIO_PIO_BASE5 0x350 +#define B43_MMIO_PIO_BASE6 0x360 +#define B43_MMIO_PIO_BASE7 0x370 +/* PIO on core rev >= 11 */ +#define B43_MMIO_PIO11_BASE0 0x200 +#define B43_MMIO_PIO11_BASE1 0x240 +#define B43_MMIO_PIO11_BASE2 0x280 +#define B43_MMIO_PIO11_BASE3 0x2C0 +#define B43_MMIO_PIO11_BASE4 0x300 +#define B43_MMIO_PIO11_BASE5 0x340 + #define B43_MMIO_PHY_VER 0x3E0 #define B43_MMIO_PHY_RADIO 0x3E2 #define B43_MMIO_PHY0 0x3E6 @@ -442,7 +459,6 @@ enum { }; struct b43_dmaring; -struct b43_pioqueue; /* The firmware file header */ #define B43_FW_TYPE_UCODE 'u' @@ -598,6 +614,20 @@ struct b43_dma { struct b43_dmaring *rx_ring; }; +struct b43_pio_txqueue; +struct b43_pio_rxqueue; + +/* Data structures for PIO transmission, per 80211 core. */ +struct b43_pio { + struct b43_pio_txqueue *tx_queue_AC_BK; /* Background */ + struct b43_pio_txqueue *tx_queue_AC_BE; /* Best Effort */ + struct b43_pio_txqueue *tx_queue_AC_VI; /* Video */ + struct b43_pio_txqueue *tx_queue_AC_VO; /* Voice */ + struct b43_pio_txqueue *tx_queue_mcast; /* Multicast */ + + struct b43_pio_rxqueue *rx_queue; +}; + /* Context information for a noise calculation (Link Quality). */ struct b43_noise_calculation { u8 channel_at_start; @@ -773,8 +803,15 @@ struct b43_wldev { /* PHY/Radio device. */ struct b43_phy phy; - /* DMA engines. */ - struct b43_dma dma; + union { + /* DMA engines. */ + struct b43_dma dma; + /* PIO engines. */ + struct b43_pio pio; + }; + /* Use b43_using_pio_transfers() to check whether we are using + * DMA or PIO data transfers. */ + bool __using_pio_transfers; /* Various statistics about the physical device. */ struct b43_stats stats; @@ -858,6 +895,22 @@ static inline void b43_write32(struct b43_wldev *dev, u16 offset, u32 value) ssb_write32(dev->dev, offset, value); } +static inline bool b43_using_pio_transfers(struct b43_wldev *dev) +{ +#ifdef CONFIG_B43_PIO + return dev->__using_pio_transfers; +#else + return 0; +#endif +} + +#ifdef CONFIG_B43_FORCE_PIO +# define B43_FORCE_PIO 1 +#else +# define B43_FORCE_PIO 0 +#endif + + /* Message printing */ void b43info(struct b43_wl *wl, const char *fmt, ...) __attribute__ ((format(printf, 2, 3))); |