From: Stephen Hemminger Date: Wed, 20 Dec 2006 21:06:35 +0000 (-0800) Subject: sky2: phy power down needs PCI config write enabled X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=aed2cec45c426c941c80d84ec89ce34f2f2607cc;p=GitHub%2FLineageOS%2FG12%2Fandroid_kernel_amlogic_linux-4.9.git sky2: phy power down needs PCI config write enabled In order to change PCI registers (via the iomap'd window), it needs to be enabled; this wasn't being done in sky2_phy_power the function that turns on/off power to the PHY. Signed-off-by: Stephen Hemminger Signed-off-by: Jeff Garzik --- diff --git a/drivers/net/sky2.c b/drivers/net/sky2.c index 93cb39388a1b..a6601e8d423c 100644 --- a/drivers/net/sky2.c +++ b/drivers/net/sky2.c @@ -569,8 +569,8 @@ static void sky2_phy_power(struct sky2_hw *hw, unsigned port, int onoff) if (hw->chip_id == CHIP_ID_YUKON_XL && hw->chip_rev > 1) onoff = !onoff; + sky2_write8(hw, B2_TST_CTRL1, TST_CFG_WRITE_ON); reg1 = sky2_pci_read32(hw, PCI_DEV_REG1); - if (onoff) /* Turn off phy power saving */ reg1 &= ~phy_power[port]; @@ -579,6 +579,7 @@ static void sky2_phy_power(struct sky2_hw *hw, unsigned port, int onoff) sky2_pci_write32(hw, PCI_DEV_REG1, reg1); sky2_pci_read32(hw, PCI_DEV_REG1); + sky2_write8(hw, B2_TST_CTRL1, TST_CFG_WRITE_OFF); udelay(100); }