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b43: add helpers for block R/W ops

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Signed-off-by: Rafał Miłecki <zajec5@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Rafał Miłecki 2011-05-17 14:00:00 +02:00 committed by John W. Linville
parent ac56703e0e
commit 620d785ba9
2 changed files with 22 additions and 10 deletions
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12
drivers/net/wireless/b43/b43.h
View file

@ -897,6 +897,18 @@ static inline void b43_write32(struct b43_wldev *dev, u16 offset, u32 value)
ssb_write32(dev->sdev, offset, value);
}
static inline void b43_block_read(struct b43_wldev *dev, void *buffer,
size_t count, u16 offset, u8 reg_width)
{
ssb_block_read(dev->sdev, buffer, count, offset, reg_width);
}
static inline void b43_block_write(struct b43_wldev *dev, const void *buffer,
size_t count, u16 offset, u8 reg_width)
{
ssb_block_write(dev->sdev, buffer, count, offset, reg_width);
}
static inline bool b43_using_pio_transfers(struct b43_wldev *dev)
{
return dev->__using_pio_transfers;

20
drivers/net/wireless/b43/pio.c
View file

@ -339,7 +339,7 @@ static u16 tx_write_2byte_queue(struct b43_pio_txqueue *q,
ctl |= B43_PIO_TXCTL_WRITELO | B43_PIO_TXCTL_WRITEHI;
b43_piotx_write16(q, B43_PIO_TXCTL, ctl);
ssb_block_write(dev->sdev, data, (data_len & ~1),
b43_block_write(dev, data, (data_len & ~1),
q->mmio_base + B43_PIO_TXDATA,
sizeof(u16));
if (data_len & 1) {
@ -351,7 +351,7 @@ static u16 tx_write_2byte_queue(struct b43_pio_txqueue *q,
b43_piotx_write16(q, B43_PIO_TXCTL, ctl);
tail[0] = data[data_len - 1];
tail[1] = 0;
ssb_block_write(dev->sdev, tail, 2,
b43_block_write(dev, tail, 2,
q->mmio_base + B43_PIO_TXDATA,
sizeof(u16));
}
@ -393,7 +393,7 @@ static u32 tx_write_4byte_queue(struct b43_pio_txqueue *q,
B43_PIO8_TXCTL_16_23 | B43_PIO8_TXCTL_24_31;
b43_piotx_write32(q, B43_PIO8_TXCTL, ctl);
ssb_block_write(dev->sdev, data, (data_len & ~3),
b43_block_write(dev, data, (data_len & ~3),
q->mmio_base + B43_PIO8_TXDATA,
sizeof(u32));
if (data_len & 3) {
@ -421,7 +421,7 @@ static u32 tx_write_4byte_queue(struct b43_pio_txqueue *q,
break;
}
b43_piotx_write32(q, B43_PIO8_TXCTL, ctl);
ssb_block_write(dev->sdev, tail, 4,
b43_block_write(dev, tail, 4,
q->mmio_base + B43_PIO8_TXDATA,
sizeof(u32));
}
@ -657,11 +657,11 @@ static bool pio_rx_frame(struct b43_pio_rxqueue *q)
/* Get the preamble (RX header) */
if (q->rev >= 8) {
ssb_block_read(dev->sdev, rxhdr, sizeof(*rxhdr),
b43_block_read(dev, rxhdr, sizeof(*rxhdr),
q->mmio_base + B43_PIO8_RXDATA,
sizeof(u32));
} else {
ssb_block_read(dev->sdev, rxhdr, sizeof(*rxhdr),
b43_block_read(dev, rxhdr, sizeof(*rxhdr),
q->mmio_base + B43_PIO_RXDATA,
sizeof(u16));
}
@ -697,7 +697,7 @@ static bool pio_rx_frame(struct b43_pio_rxqueue *q)
skb_reserve(skb, 2);
skb_put(skb, len + padding);
if (q->rev >= 8) {
ssb_block_read(dev->sdev, skb->data + padding, (len & ~3),
b43_block_read(dev, skb->data + padding, (len & ~3),
q->mmio_base + B43_PIO8_RXDATA,
sizeof(u32));
if (len & 3) {
@ -705,7 +705,7 @@ static bool pio_rx_frame(struct b43_pio_rxqueue *q)
BUILD_BUG_ON(sizeof(wl->pio_tailspace) < 4);
/* Read the last few bytes. */
ssb_block_read(dev->sdev, tail, 4,
b43_block_read(dev, tail, 4,
q->mmio_base + B43_PIO8_RXDATA,
sizeof(u32));
switch (len & 3) {
@ -724,7 +724,7 @@ static bool pio_rx_frame(struct b43_pio_rxqueue *q)
}
}
} else {
ssb_block_read(dev->sdev, skb->data + padding, (len & ~1),
b43_block_read(dev, skb->data + padding, (len & ~1),
q->mmio_base + B43_PIO_RXDATA,
sizeof(u16));
if (len & 1) {
@ -732,7 +732,7 @@ static bool pio_rx_frame(struct b43_pio_rxqueue *q)
BUILD_BUG_ON(sizeof(wl->pio_tailspace) < 2);
/* Read the last byte. */
ssb_block_read(dev->sdev, tail, 2,
b43_block_read(dev, tail, 2,
q->mmio_base + B43_PIO_RXDATA,
sizeof(u16));
skb->data[len + padding - 1] = tail[0];