Subject: [patch 06/31] sky2: turn on clocks when doing resume

From: Greg KH <[email-masked]>
Date: Wed, 11 Apr 2007 15:51:32 -0700

-stable review patch.  If anyone has any objections, please let us know.

------------------
From: Stephen Hemminger <[email-masked]>

Some of these chips are disabled until clock is enabled.
This fixes:
     http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=404107

Signed-off-by: Stephen Hemminger <[email-masked]>
Signed-off-by: Greg Kroah-Hartman <[email-masked]>

---
 drivers/net/sky2.c |    7 +++++++
 1 file changed, 7 insertions(+)

--- a/drivers/net/sky2.c
+++ b/drivers/net/sky2.c
@@ -2421,6 +2421,10 @@ static int sky2_reset(struct sky2_hw *hw
 		return -EOPNOTSUPP;
 	}
 
+	/* Make sure and enable all clocks */
+	if (hw->chip_id == CHIP_ID_YUKON_EC_U)
+		sky2_pci_write32(hw, PCI_DEV_REG3, 0);
+
 	hw->chip_rev = (sky2_read8(hw, B2_MAC_CFG) & CFG_CHIP_R_MSK) >> 4;
 
 	/* This rev is really old, and requires untested workarounds */
@@ -3639,6 +3643,9 @@ static int sky2_resume(struct pci_dev *p
 
 	pci_restore_state(pdev);
 	pci_enable_wake(pdev, PCI_D0, 0);
+
+	if (hw->chip_id == CHIP_ID_YUKON_EC_U)
+		sky2_pci_write32(hw, PCI_DEV_REG3, 0);
 	sky2_set_power_state(hw, PCI_D0);
 
 	err = sky2_reset(hw);

--