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authorStuart Bennett <sb476@cam.ac.uk>2008-01-08 08:14:07 -0500
committerDave Airlie <airlied@linux.ie>2008-02-18 23:44:40 -0500
commit16469a0ea0f6b7562eac98ebb8a7c41ce902d0b1 (patch)
tree7164bb8c984b99d3edea1411d24d472d8c61bb39 /drivers/char/agp
parentb7d0640f9229a9426ba9223796329c4f0cc4acb9 (diff)
agp/sis: Suspend support for SiS AGP
Tested on M650 chipset Signed-off-by: Dave Airlie <airlied@redhat.com>
Diffstat (limited to 'drivers/char/agp')
-rw-r--r--drivers/char/agp/sis-agp.c24
1 files changed, 24 insertions, 0 deletions
diff --git a/drivers/char/agp/sis-agp.c b/drivers/char/agp/sis-agp.c
index aaa1883f076c..6cf54fe60207 100644
--- a/drivers/char/agp/sis-agp.c
+++ b/drivers/char/agp/sis-agp.c
@@ -214,6 +214,26 @@ static void __devexit agp_sis_remove(struct pci_dev *pdev)
214 agp_put_bridge(bridge); 214 agp_put_bridge(bridge);
215} 215}
216 216
217#ifdef CONFIG_PM
218
219static int agp_sis_suspend(struct pci_dev *pdev, pm_message_t state)
220{
221 pci_save_state(pdev);
222 pci_set_power_state(pdev, pci_choose_state(pdev, state));
223
224 return 0;
225}
226
227static int agp_sis_resume(struct pci_dev *pdev)
228{
229 pci_set_power_state(pdev, PCI_D0);
230 pci_restore_state(pdev);
231
232 return sis_driver.configure();
233}
234
235#endif /* CONFIG_PM */
236
217static struct pci_device_id agp_sis_pci_table[] = { 237static struct pci_device_id agp_sis_pci_table[] = {
218 { 238 {
219 .class = (PCI_CLASS_BRIDGE_HOST << 8), 239 .class = (PCI_CLASS_BRIDGE_HOST << 8),
@@ -393,6 +413,10 @@ static struct pci_driver agp_sis_pci_driver = {
393 .id_table = agp_sis_pci_table, 413 .id_table = agp_sis_pci_table,
394 .probe = agp_sis_probe, 414 .probe = agp_sis_probe,
395 .remove = agp_sis_remove, 415 .remove = agp_sis_remove,
416#ifdef CONFIG_PM
417 .suspend = agp_sis_suspend,
418 .resume = agp_sis_resume,
419#endif
396}; 420};
397 421
398static int __init agp_sis_init(void) 422static int __init agp_sis_init(void)