From: stephen hemminger <shemminger@vyatta.com>
Date: Sun, 7 Feb 2010 06:23:53 +0000 (+0000)
Subject: sky2: resume clocks
X-Git-Tag: v2.6.34-rc1~233^2~386
X-Git-Url: http://ftp.safe.ca/?p=safe%2Fjmp%2Flinux-2.6;a=commitdiff_plain;h=a0db28b898266265c1cc2ff84f041a561a265504

sky2: resume clocks

Change the resume path to use pci write config for a couple of reasons:
1. pci_write_config_dword() allows for more error
   checking of PCI health after resume.

2. better to toggle this register on all chip types, since that
   is what vendor driver does.

Signed-off-by: Stephen Hemminger <shemminger@vyatta.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
---

diff --git a/drivers/net/sky2.c b/drivers/net/sky2.c
index 7443622..1593ed4 100644
--- a/drivers/net/sky2.c
+++ b/drivers/net/sky2.c
@@ -4859,10 +4859,11 @@ static int sky2_resume(struct pci_dev *pdev)
 	pci_enable_wake(pdev, PCI_D0, 0);
 
 	/* Re-enable all clocks */
-	if (hw->chip_id == CHIP_ID_YUKON_EX ||
-	    hw->chip_id == CHIP_ID_YUKON_EC_U ||
-	    hw->chip_id == CHIP_ID_YUKON_FE_P)
-		sky2_pci_write32(hw, PCI_DEV_REG3, 0);
+	err = pci_write_config_dword(pdev, PCI_DEV_REG3, 0);
+	if (err) {
+		dev_err(&pdev->dev, "PCI write config failed\n");
+		goto out;
+	}
 
 	sky2_reset(hw);
 	sky2_write32(hw, B0_IMSK, Y2_IS_BASE);