1 files changed, 13 insertions, 3 deletions

diff --git a/drivers/net/wireless/b43/dma.h b/drivers/net/wireless/b43/dma.h
index cdf87094efe8..315b96ed1d90 100644
--- a/drivers/net/wireless/b43/dma.h
+++ b/drivers/net/wireless/b43/dma.h
@@ -161,13 +161,17 @@ struct b43_dmadesc_generic {
 } __packed;
 
 /* Misc DMA constants */
-#define B43_DMA_RINGMEMSIZE             PAGE_SIZE
-#define B43_DMA0_RX_FRAMEOFFSET         30
+#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
 
 /* 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 +216,12 @@ 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;