summaryrefslogtreecommitdiffstats
path: root/drivers/net/wireless/b43/dma.h
diff options
context:
space:
mode:
authorRafał Miłecki <zajec5@gmail.com>2011-08-26 20:41:39 +0200
committerJohn W. Linville <linville@tuxdriver.com>2011-08-29 15:33:02 -0400
commit14a8083e67653a963bb53f905044c23593026737 (patch)
treeb053003ddce520bd0d20217888e80519e148f3c1 /drivers/net/wireless/b43/dma.h
parent996bc370fa5f28f0a07d6c8dee26591db2f3dea9 (diff)
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.h3
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/net/wireless/b43/dma.h b/drivers/net/wireless/b43/dma.h
index 7e20b04fa51..315b96ed1d9 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