Hi,
This adds support for suspend/resume to the amd64-agp driver. Without
it, X displays garbage after resume from swsusp.
Signed-off-by: Michal Schmidt <[email protected]>
diff -Nurp -X linux-mich/Documentation/dontdiff linux/drivers/char/agp/amd64-agp.c linux-mich/drivers/char/agp/amd64-agp.c
--- linux/drivers/char/agp/amd64-agp.c 2005-12-25 19:33:28.000000000 +0100
+++ linux-mich/drivers/char/agp/amd64-agp.c 2005-12-26 14:38:30.000000000 +0100
@@ -600,6 +600,26 @@ static void __devexit agp_amd64_remove(s
agp_put_bridge(bridge);
}
+#ifdef CONFIG_PM
+
+static int agp_amd64_suspend(struct pci_dev *pdev, pm_message_t state)
+{
+ pci_save_state(pdev);
+ pci_set_power_state(pdev, pci_choose_state(pdev, state));
+
+ return 0;
+}
+
+static int agp_amd64_resume(struct pci_dev *pdev)
+{
+ pci_set_power_state(pdev, PCI_D0);
+ pci_restore_state(pdev);
+
+ return amd_8151_configure();
+}
+
+#endif /* CONFIG_PM */
+
static struct pci_device_id agp_amd64_pci_table[] = {
{
.class = (PCI_CLASS_BRIDGE_HOST << 8),
@@ -718,6 +738,10 @@ static struct pci_driver agp_amd64_pci_d
.id_table = agp_amd64_pci_table,
.probe = agp_amd64_probe,
.remove = agp_amd64_remove,
+#ifdef CONFIG_PM
+ .suspend = agp_amd64_suspend,
+ .resume = agp_amd64_resume,
+#endif
};
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