From: Pavel Machek <pavel@ucw.cz>
This stops ugly flashing from radeon during suspend/resume.
Signed-off-by: Andrew Morton <akpm@osdl.org>
---
25-akpm/drivers/video/aty/radeon_pm.c | 15 +++++++++------
1 files changed, 9 insertions(+), 6 deletions(-)
diff -puN drivers/video/aty/radeon_pm.c~radeon-do-not-blank-screen-during-suspend drivers/video/aty/radeon_pm.c
--- 25/drivers/video/aty/radeon_pm.c~radeon-do-not-blank-screen-during-suspend Wed Sep 15 14:05:24 2004
+++ 25-akpm/drivers/video/aty/radeon_pm.c Wed Sep 15 14:05:24 2004
@@ -871,7 +871,8 @@ int radeonfb_pci_suspend(struct pci_dev
agp_enable(0);
#endif
- fb_set_suspend(info, 1);
+ if (system_state != SYSTEM_SNAPSHOT)
+ fb_set_suspend(info, 1);
if (!(info->flags & FBINFO_HWACCEL_DISABLED)) {
/* Make sure engine is reset */
@@ -880,12 +881,14 @@ int radeonfb_pci_suspend(struct pci_dev
radeon_engine_idle();
}
- /* Blank display and LCD */
- radeonfb_blank(VESA_POWERDOWN, info);
+ if (system_state != SYSTEM_SNAPSHOT) {
+ /* Blank display and LCD */
+ radeonfb_blank(VESA_POWERDOWN, info);
- /* Sleep */
- rinfo->asleep = 1;
- rinfo->lock_blank = 1;
+ /* Sleep */
+ rinfo->asleep = 1;
+ rinfo->lock_blank = 1;
+ }
/* Suspend the chip to D2 state when supported
*/
_