[PATCH] sky2: revert IRQ dance on suspend/resume

Let's just backout the IRQ hack, and for those crap machines (like some
Sony VAIO's) can just disable MSI with the module parameter.

This reverts 44ade178.
Signed-off-by: Stephen Hemminger <shemminger@linux-foundation.org>
Cc: Jeff Garzik <jeff@garzik.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Frédéric Riss <frederic.riss@gmail.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

drivers/net/sky2.c

@@ -3639,29 +3639,6 @@ static int sky2_resume(struct pci_dev *pdev)
 out:
 	return err;
 }
-
-/* BIOS resume runs after device (it's a bug in PM)
- * as a temporary workaround on suspend/resume leave MSI disabled
- */
-static int sky2_suspend_late(struct pci_dev *pdev, pm_message_t state)
-{
-	struct sky2_hw *hw = pci_get_drvdata(pdev);
-
-	free_irq(pdev->irq, hw);
-	if (hw->msi) {
-		pci_disable_msi(pdev);
-		hw->msi = 0;
-	}
-	return 0;
-}
-
-static int sky2_resume_early(struct pci_dev *pdev)
-{
-	struct sky2_hw *hw = pci_get_drvdata(pdev);
-	struct net_device *dev = hw->dev[0];
-
-	return request_irq(pdev->irq, sky2_intr, IRQF_SHARED, dev->name, hw);
-}
 #endif
 
 static struct pci_driver sky2_driver = {
@@ -3672,8 +3649,6 @@ static struct pci_driver sky2_driver = {
 #ifdef CONFIG_PM
 	.suspend = sky2_suspend,
 	.resume = sky2_resume,
-	.suspend_late = sky2_suspend_late,
-	.resume_early = sky2_resume_early,
 #endif
 };