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| author | Rafał Miłecki <zajec5@gmail.com> | 2011-08-26 20:41:39 +0200 |
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2011-08-29 15:33:02 -0400 |
| commit | 14a8083e67653a963bb53f905044c23593026737 (patch) | |
| tree | b053003ddce520bd0d20217888e80519e148f3c1 /drivers/net/wireless/b43/dma.h | |
| parent | 996bc370fa5f28f0a07d6c8dee26591db2f3dea9 (diff) | |
| download | op-kernel-dev-14a8083e67653a963bb53f905044c23593026737.zip op-kernel-dev-14a8083e67653a963bb53f905044c23593026737.tar.gz | |
b43: use 8K buffers for 64-bit DMA to workaround hardware bug
Signed-off-by: Rafał Miłecki <zajec5@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net/wireless/b43/dma.h')
| -rw-r--r-- | drivers/net/wireless/b43/dma.h | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/net/wireless/b43/dma.h b/drivers/net/wireless/b43/dma.h index 7e20b04f..315b96e 100644 --- a/drivers/net/wireless/b43/dma.h +++ b/drivers/net/wireless/b43/dma.h @@ -161,7 +161,8 @@ struct b43_dmadesc_generic { } __packed; /* Misc DMA constants */ -#define B43_DMA_RINGMEMSIZE PAGE_SIZE +#define B43_DMA32_RINGMEMSIZE 4096 +#define B43_DMA64_RINGMEMSIZE 8192 /* Offset of frame with actual data */ #define B43_DMA0_RX_FW598_FO 38 #define B43_DMA0_RX_FW351_FO 30 |
