diff options
Diffstat (limited to 'drivers/net/wireless/b43/dma.h')
| -rw-r--r-- | drivers/net/wireless/b43/dma.h | 17 |
1 files changed, 7 insertions, 10 deletions
diff --git a/drivers/net/wireless/b43/dma.h b/drivers/net/wireless/b43/dma.h index d1eb5c0848a..05dde646d83 100644 --- a/drivers/net/wireless/b43/dma.h +++ b/drivers/net/wireless/b43/dma.h @@ -1,14 +1,12 @@ #ifndef B43_DMA_H_ #define B43_DMA_H_ -#include <linux/list.h> +#include <linux/ieee80211.h> #include <linux/spinlock.h> -#include <linux/workqueue.h> -#include <linux/linkage.h> -#include <asm/atomic.h> #include "b43.h" + /* DMA-Interrupt reasons. */ #define B43_DMAIRQ_FATALMASK ((1 << 10) | (1 << 11) | (1 << 12) \ | (1 << 14) | (1 << 15)) @@ -161,14 +159,13 @@ struct b43_dmadesc_generic { /* Misc DMA constants */ #define B43_DMA_RINGMEMSIZE PAGE_SIZE -#define B43_DMA0_RX_FRAMEOFFSET 30 -#define B43_DMA3_RX_FRAMEOFFSET 0 +#define B43_DMA0_RX_FRAMEOFFSET 30 /* DMA engine tuning knobs */ -#define B43_TXRING_SLOTS 128 +#define B43_TXRING_SLOTS 256 #define B43_RXRING_SLOTS 64 -#define B43_DMA0_RX_BUFFERSIZE (2304 + 100) -#define B43_DMA3_RX_BUFFERSIZE 16 +#define B43_DMA0_RX_BUFFERSIZE IEEE80211_MAX_FRAME_LEN + struct sk_buff; struct b43_private; @@ -215,7 +212,7 @@ struct b43_dmaring { void *descbase; /* Meta data about all descriptors. */ struct b43_dmadesc_meta *meta; - /* Cache of TX headers for each slot. + /* Cache of TX headers for each TX frame. * This is to avoid an allocation on each TX. * This is NULL for an RX ring. */ |