diff options
Diffstat (limited to 'drivers/char/agp/nvidia-agp.c')
| -rw-r--r-- | drivers/char/agp/nvidia-agp.c | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/drivers/char/agp/nvidia-agp.c b/drivers/char/agp/nvidia-agp.c index 4c67135c12d8..df7f37b2739a 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) |