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rt2x00: Replace statically allocated DMA buffers with mapped skb's.

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The current PCI drivers require a lot of pre-allocated DMA buffers. Reduce this
by using dynamically mapped skb's (using pci_map_single) instead of the pre-
allocated DMA buffers that are allocated at device start-up time.

At the same time move common RX path code into rt2x00lib from rt2x00pci and
rt2x00usb, as the RX paths now are now almost the same.

Signed-off-by: Gertjan van Wingerde <gwingerde@kpnplanet.nl>
Signed-off-by: Ivo van Doorn <IvDoorn@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Gertjan van Wingerde
2008-06-16 19:56:31 +02:00
committed by John W. Linville
parent 30caa6e3d5
commit c4da004857
10 changed files with 204 additions and 176 deletions
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3
drivers/net/wireless/rt2x00/rt2x00pci.h
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@@ -107,9 +107,6 @@ int rt2x00pci_write_tx_data(struct queue_entry *entry);
struct queue_entry_priv_pci {
__le32 *desc;
dma_addr_t desc_dma;
void *data;
dma_addr_t data_dma;
};
/**