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Commit 75d070c5 authored by Stephen Hemminger's avatar Stephen Hemminger Committed by Jeff Garzik
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[PATCH] sky2: disable rx checksum on Yukon XL 



Under load, my SysKonnect SK-9S22 sees duplicate checksums from
earlier packets.  Doesn't happen on other platforms so just disable
receive checksum there.

Signed-off-by: default avatarStephen Hemminger <shemminger@osdl.org>
Signed-off-by: default avatarJeff Garzik <jgarzik@pobox.com>
parent 585b5601

drivers/net/sky2.c

+7 −1
Original line number Diff line number Diff line
@@ -2926,7 +2926,13 @@ static __devinit struct net_device *sky2_init_netdev(struct sky2_hw *hw, 
	sky2->duplex = -1;

	sky2->speed = -1;

	sky2->advertising = sky2_supported_modes(hw);

	sky2->rx_csum = 1;



 	/* Receive checksum disabled for Yukon XL

	 * because of observed problems with incorrect

	 * values when multiple packets are received in one interrupt

	 */

	sky2->rx_csum = (hw->chip_id != CHIP_ID_YUKON_XL);



	INIT_WORK(&sky2->phy_task, sky2_phy_task, sky2);

	init_MUTEX(&sky2->phy_sema);

	sky2->tx_pending = TX_DEF_PENDING;