From: Benoit PAPILLAULT Date: Fri, 4 Dec 2009 22:47:05 +0000 (+0100) Subject: rt2x00: Disable RX aggregation for rt2800usb X-Git-Tag: v3.12-rc1~11246^2~49^2~501 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=9c8427d9deca1c0c2415c8da0e731e13fc89d111;p=kernel%2Fkernel-generic.git 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 Acked-by: Gertjan van Wingerde Acked-by: Ivo van Doorn Signed-off-by: John W. Linville --- diff --git a/drivers/net/wireless/rt2x00/rt2800usb.c b/drivers/net/wireless/rt2x00/rt2800usb.c index 13baec4..9c4412b4 100644 --- a/drivers/net/wireless/rt2x00/rt2800usb.c +++ b/drivers/net/wireless/rt2x00/rt2800usb.c @@ -295,9 +295,7 @@ static int rt2800usb_enable_radio(struct rt2x00_dev *rt2x00dev) rt2800_register_read(rt2x00dev, USB_DMA_CFG, ®); rt2x00_set_field32(®, USB_DMA_CFG_PHY_CLEAR, 0); - /* Don't use bulk in aggregation when working with USB 1.1 */ - rt2x00_set_field32(®, USB_DMA_CFG_RX_BULK_AGG_EN, - (rt2x00dev->rx->usb_maxpacket == 512)); + rt2x00_set_field32(®, USB_DMA_CFG_RX_BULK_AGG_EN, 0); rt2x00_set_field32(®, USB_DMA_CFG_RX_BULK_AGG_TIMEOUT, 128); /* * Total room for RX frames in kilobytes, PBF might still exceed