X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=drivers%2Fchar%2Fagp%2Fnvidia-agp.c;fp=drivers%2Fchar%2Fagp%2Fnvidia-agp.c;h=df7f37b2739abe007a9f9f629f301941f65cadf7;hb=16c70f8c1b54b61c3b951b6fb220df250fe09b32;hp=4c67135c12d853052b389657d1fba450e1c3dfe4;hpb=4e76c8a9fa413ccc09d3f7f664183dcce3555d57;p=linux-2.6.git

diff --git a/drivers/char/agp/nvidia-agp.c b/drivers/char/agp/nvidia-agp.c
index 4c67135c1..df7f37b27 100644
--- a/drivers/char/agp/nvidia-agp.c
+++ b/drivers/char/agp/nvidia-agp.c
@@ -376,6 +376,29 @@ static void __devexit agp_nvidia_remove(struct pci_dev *pdev)
 	agp_put_bridge(bridge);
 }
 
+#ifdef CONFIG_PM
+static int agp_nvidia_suspend(struct pci_dev *pdev, pm_message_t state)
+{
+	pci_save_state (pdev);
+	pci_set_power_state (pdev, 3);
+
+	return 0;
+}
+
+static int agp_nvidia_resume(struct pci_dev *pdev)
+{
+	/* set power state 0 and restore PCI space */
+	pci_set_power_state (pdev, 0);
+	pci_restore_state(pdev);
+
+	/* reconfigure AGP hardware again */
+	nvidia_configure();
+
+	return 0;
+}
+#endif
+
+
 static struct pci_device_id agp_nvidia_pci_table[] = {
 	{
 	.class		= (PCI_CLASS_BRIDGE_HOST << 8),
@@ -403,6 +426,10 @@ static struct pci_driver agp_nvidia_pci_driver = {
 	.id_table	= agp_nvidia_pci_table,
 	.probe		= agp_nvidia_probe,
 	.remove		= agp_nvidia_remove,
+#ifdef CONFIG_PM
+	.suspend	= agp_nvidia_suspend,
+	.resume		= agp_nvidia_resume,
+#endif
 };
 
 static int __init agp_nvidia_init(void)