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rt2x00: Disable RX aggregation for rt2800usb 

RX aggregation is a way to receive multiple 802.11 frames in one RX buffer.
However, we don't know yet how to handle this case in rt2800usb_fill_rxdone
and this has probably no impact on RX performance as well, so we disable it

Signed-off-by: Benoit Papillault <benoit.papillault@free.fr>
Acked-by: Gertjan van Wingerde <gwingerde@gmail.com>
Acked-by: Ivo van Doorn <ivdoorn@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Benoit PAPILLAULT 2009-12-04 23:47:05 +01:00 committed by John W. Linville
parent b734083349
commit 9c8427d9de
1 changed files with 1 additions and 3 deletions
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4
drivers/net/wireless/rt2x00/rt2800usb.c
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@ -295,9 +295,7 @@ static int rt2800usb_enable_radio(struct rt2x00_dev *rt2x00dev)
rt2800_register_read(rt2x00dev, USB_DMA_CFG, &reg); rt2800_register_read(rt2x00dev, USB_DMA_CFG, &reg);
rt2x00_set_field32(&reg, USB_DMA_CFG_PHY_CLEAR, 0); rt2x00_set_field32(&reg, USB_DMA_CFG_PHY_CLEAR, 0);
/* Don't use bulk in aggregation when working with USB 1.1 */ rt2x00_set_field32(&reg, USB_DMA_CFG_RX_BULK_AGG_EN, 0);
rt2x00_set_field32(&reg, USB_DMA_CFG_RX_BULK_AGG_EN,
(rt2x00dev->rx->usb_maxpacket == 512));
rt2x00_set_field32(&reg, USB_DMA_CFG_RX_BULK_AGG_TIMEOUT, 128); rt2x00_set_field32(&reg, USB_DMA_CFG_RX_BULK_AGG_TIMEOUT, 128);
/* /*
* Total room for RX frames in kilobytes, PBF might still exceed * Total room for RX frames in kilobytes, PBF might still exceed