diff options
Diffstat (limited to 'drivers/net/wireless/b43/dma.h')
| -rw-r--r-- | drivers/net/wireless/b43/dma.h | 13 |
1 files changed, 11 insertions, 2 deletions
diff --git a/drivers/net/wireless/b43/dma.h b/drivers/net/wireless/b43/dma.h index cdf87094efe..7e20b04fa51 100644 --- a/drivers/net/wireless/b43/dma.h +++ b/drivers/net/wireless/b43/dma.h @@ -162,12 +162,15 @@ struct b43_dmadesc_generic { /* Misc DMA constants */ #define B43_DMA_RINGMEMSIZE PAGE_SIZE -#define B43_DMA0_RX_FRAMEOFFSET 30 +/* Offset of frame with actual data */ +#define B43_DMA0_RX_FW598_FO 38 +#define B43_DMA0_RX_FW351_FO 30 /* DMA engine tuning knobs */ #define B43_TXRING_SLOTS 256 #define B43_RXRING_SLOTS 64 -#define B43_DMA0_RX_BUFFERSIZE (B43_DMA0_RX_FRAMEOFFSET + IEEE80211_MAX_FRAME_LEN) +#define B43_DMA0_RX_FW598_BUFSIZE (B43_DMA0_RX_FW598_FO + IEEE80211_MAX_FRAME_LEN) +#define B43_DMA0_RX_FW351_BUFSIZE (B43_DMA0_RX_FW351_FO + IEEE80211_MAX_FRAME_LEN) /* Pointer poison */ #define B43_DMA_PTR_POISON ((void *)ERR_PTR(-ENOMEM)) @@ -212,6 +215,12 @@ enum b43_dmatype { B43_DMA_64BIT = 64, }; +enum b43_addrtype { + B43_DMA_ADDR_LOW, + B43_DMA_ADDR_HIGH, + B43_DMA_ADDR_EXT, +}; + struct b43_dmaring { /* Lowlevel DMA ops. */ const struct b43_dma_ops *ops; |