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Commit c2716fb4 authored by Stephen Hemminger's avatar Stephen Hemminger Committed by Jeff Garzik
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[PATCH] sky2: workarounds for some 88e806x chips 



Workarounds for 88e806x chips from the vendor driver.

Signed-off-by: default avatarStephen Hemminger <shemminger@osdl.org>
Signed-off-by: default avatarJeff Garzik <jeff@garzik.org>
parent 91aeb3ed

drivers/net/sky2.c

+9 −1
Original line number Diff line number Diff line
@@ -1124,7 +1124,8 @@ static int sky2_up(struct net_device *dev) 
	sky2_qset(hw, txqaddr[port]);



	/* Set almost empty threshold */

	if (hw->chip_id == CHIP_ID_YUKON_EC_U && hw->chip_rev == 1)

	if (hw->chip_id == CHIP_ID_YUKON_EC_U

	    && hw->chip_rev == CHIP_REV_YU_EC_U_A0)

		sky2_write16(hw, Q_ADDR(txqaddr[port], Q_AL), 0x1a0);



	sky2_prefetch_init(hw, txqaddr[port], sky2->tx_le_map,
@@ -1443,6 +1444,13 @@ static int sky2_down(struct net_device *dev) 
	sky2_write32(hw, RB_ADDR(txqaddr[port], RB_CTRL),

		     RB_RST_SET | RB_DIS_OP_MD);



	/* WA for dev. #4.209 */

	if (hw->chip_id == CHIP_ID_YUKON_EC_U

	    && hw->chip_rev == CHIP_REV_YU_EC_U_A1)

		sky2_write32(hw, SK_REG(port, TX_GMF_CTRL_T),

			     sky2->speed != SPEED_1000 ?

			     TX_STFW_ENA : TX_STFW_DIS);



	ctrl = gma_read16(hw, port, GM_GP_CTRL);

	ctrl &= ~(GM_GPCR_TX_ENA | GM_GPCR_RX_ENA);

	gma_write16(hw, port, GM_GP_CTRL, ctrl);