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path: root/drivers/net/wireless/b43legacy/dma.h
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Diffstat (limited to 'drivers/net/wireless/b43legacy/dma.h')
-rw-r--r--drivers/net/wireless/b43legacy/dma.h107
1 files changed, 0 insertions, 107 deletions
diff --git a/drivers/net/wireless/b43legacy/dma.h b/drivers/net/wireless/b43legacy/dma.h
index 686941c242f..504a58767e9 100644
--- a/drivers/net/wireless/b43legacy/dma.h
+++ b/drivers/net/wireless/b43legacy/dma.h
@@ -82,90 +82,6 @@ struct b43legacy_dmadesc32 {
#define B43legacy_DMA32_DCTL_FRAMESTART 0x80000000
-
-/*** 64-bit DMA Engine. ***/
-
-/* 64-bit DMA controller registers. */
-#define B43legacy_DMA64_TXCTL 0x00
-#define B43legacy_DMA64_TXENABLE 0x00000001
-#define B43legacy_DMA64_TXSUSPEND 0x00000002
-#define B43legacy_DMA64_TXLOOPBACK 0x00000004
-#define B43legacy_DMA64_TXFLUSH 0x00000010
-#define B43legacy_DMA64_TXADDREXT_MASK 0x00030000
-#define B43legacy_DMA64_TXADDREXT_SHIFT 16
-#define B43legacy_DMA64_TXINDEX 0x04
-#define B43legacy_DMA64_TXRINGLO 0x08
-#define B43legacy_DMA64_TXRINGHI 0x0C
-#define B43legacy_DMA64_TXSTATUS 0x10
-#define B43legacy_DMA64_TXSTATDPTR 0x00001FFF
-#define B43legacy_DMA64_TXSTAT 0xF0000000
-#define B43legacy_DMA64_TXSTAT_DISABLED 0x00000000
-#define B43legacy_DMA64_TXSTAT_ACTIVE 0x10000000
-#define B43legacy_DMA64_TXSTAT_IDLEWAIT 0x20000000
-#define B43legacy_DMA64_TXSTAT_STOPPED 0x30000000
-#define B43legacy_DMA64_TXSTAT_SUSP 0x40000000
-#define B43legacy_DMA64_TXERROR 0x14
-#define B43legacy_DMA64_TXERRDPTR 0x0001FFFF
-#define B43legacy_DMA64_TXERR 0xF0000000
-#define B43legacy_DMA64_TXERR_NOERR 0x00000000
-#define B43legacy_DMA64_TXERR_PROT 0x10000000
-#define B43legacy_DMA64_TXERR_UNDERRUN 0x20000000
-#define B43legacy_DMA64_TXERR_TRANSFER 0x30000000
-#define B43legacy_DMA64_TXERR_DESCREAD 0x40000000
-#define B43legacy_DMA64_TXERR_CORE 0x50000000
-#define B43legacy_DMA64_RXCTL 0x20
-#define B43legacy_DMA64_RXENABLE 0x00000001
-#define B43legacy_DMA64_RXFROFF_MASK 0x000000FE
-#define B43legacy_DMA64_RXFROFF_SHIFT 1
-#define B43legacy_DMA64_RXDIRECTFIFO 0x00000100
-#define B43legacy_DMA64_RXADDREXT_MASK 0x00030000
-#define B43legacy_DMA64_RXADDREXT_SHIFT 16
-#define B43legacy_DMA64_RXINDEX 0x24
-#define B43legacy_DMA64_RXRINGLO 0x28
-#define B43legacy_DMA64_RXRINGHI 0x2C
-#define B43legacy_DMA64_RXSTATUS 0x30
-#define B43legacy_DMA64_RXSTATDPTR 0x00001FFF
-#define B43legacy_DMA64_RXSTAT 0xF0000000
-#define B43legacy_DMA64_RXSTAT_DISABLED 0x00000000
-#define B43legacy_DMA64_RXSTAT_ACTIVE 0x10000000
-#define B43legacy_DMA64_RXSTAT_IDLEWAIT 0x20000000
-#define B43legacy_DMA64_RXSTAT_STOPPED 0x30000000
-#define B43legacy_DMA64_RXSTAT_SUSP 0x40000000
-#define B43legacy_DMA64_RXERROR 0x34
-#define B43legacy_DMA64_RXERRDPTR 0x0001FFFF
-#define B43legacy_DMA64_RXERR 0xF0000000
-#define B43legacy_DMA64_RXERR_NOERR 0x00000000
-#define B43legacy_DMA64_RXERR_PROT 0x10000000
-#define B43legacy_DMA64_RXERR_UNDERRUN 0x20000000
-#define B43legacy_DMA64_RXERR_TRANSFER 0x30000000
-#define B43legacy_DMA64_RXERR_DESCREAD 0x40000000
-#define B43legacy_DMA64_RXERR_CORE 0x50000000
-
-/* 64-bit DMA descriptor. */
-struct b43legacy_dmadesc64 {
- __le32 control0;
- __le32 control1;
- __le32 address_low;
- __le32 address_high;
-} __packed;
-#define B43legacy_DMA64_DCTL0_DTABLEEND 0x10000000
-#define B43legacy_DMA64_DCTL0_IRQ 0x20000000
-#define B43legacy_DMA64_DCTL0_FRAMEEND 0x40000000
-#define B43legacy_DMA64_DCTL0_FRAMESTART 0x80000000
-#define B43legacy_DMA64_DCTL1_BYTECNT 0x00001FFF
-#define B43legacy_DMA64_DCTL1_ADDREXT_MASK 0x00030000
-#define B43legacy_DMA64_DCTL1_ADDREXT_SHIFT 16
-
-
-
-struct b43legacy_dmadesc_generic {
- union {
- struct b43legacy_dmadesc32 dma32;
- struct b43legacy_dmadesc64 dma64;
- } __packed;
-} __packed;
-
-
/* Misc DMA constants */
#define B43legacy_DMA_RINGMEMSIZE PAGE_SIZE
#define B43legacy_DMA0_RX_FRAMEOFFSET 30
@@ -197,35 +113,12 @@ struct b43legacy_dmadesc_meta {
bool is_last_fragment;
};
-struct b43legacy_dmaring;
-
-/* Lowlevel DMA operations that differ between 32bit and 64bit DMA. */
-struct b43legacy_dma_ops {
- struct b43legacy_dmadesc_generic * (*idx2desc)
- (struct b43legacy_dmaring *ring,
- int slot,
- struct b43legacy_dmadesc_meta
- **meta);
- void (*fill_descriptor)(struct b43legacy_dmaring *ring,
- struct b43legacy_dmadesc_generic *desc,
- dma_addr_t dmaaddr, u16 bufsize,
- int start, int end, int irq);
- void (*poke_tx)(struct b43legacy_dmaring *ring, int slot);
- void (*tx_suspend)(struct b43legacy_dmaring *ring);
- void (*tx_resume)(struct b43legacy_dmaring *ring);
- int (*get_current_rxslot)(struct b43legacy_dmaring *ring);
- void (*set_current_rxslot)(struct b43legacy_dmaring *ring, int slot);
-};
-
enum b43legacy_dmatype {
B43legacy_DMA_30BIT = 30,
B43legacy_DMA_32BIT = 32,
- B43legacy_DMA_64BIT = 64,
};
struct b43legacy_dmaring {
- /* Lowlevel DMA ops. */
- const struct b43legacy_dma_ops *ops;
/* Kernel virtual base address of the ring memory. */
void *descbase;
/* Meta data about all descriptors. */