Manuel Lauss wrote: > Michael Marineau wrote: > >> Thses patches resume ATI radeon cards from acpi S3 suspend when using >> radeonfb by reposting the video bios. This is needed to be able to use >> S3 when the framebuffer is enabled. > > > These patches break resume from S3 for me. On a vanilla kernel, > radeonfb comes back fine, with your patches applied, the backlight > gets turned on (by BIOS I think) and shortly afterwards its turned off > for good. (Radeon M11 on Sony Vaio) > Ok, attached is a patch to only attempt a vga post on Rv250 cards (M9) which I have in my laptop. I'm guessing cards older than M9 might also be helped with this patch, but better to be conservative than risk breaking systems that do work properly. -- Michael Marineau [email protected] Oregon State University
Index: linux-2.6.13-rc7/drivers/video/aty/radeon_pm.c
===================================================================
--- linux-2.6.13-rc7.orig/drivers/video/aty/radeon_pm.c
+++ linux-2.6.13-rc7/drivers/video/aty/radeon_pm.c
@@ -2790,7 +2790,8 @@ void radeonfb_pm_init(struct radeonfb_in
#endif /* defined(CONFIG_PM) && defined(CONFIG_PPC_OF) */
#if defined(CONFIG_ACPI) && defined(CONFIG_X86)
- if (rinfo->is_mobility && rinfo->pm_reg) {
+ if (rinfo->is_mobility && rinfo->pm_reg &&
+ rinfo->family == CHIP_FAMILY_RV250) {
rinfo->reinit_func = radeon_reinitialize_vgapost;
rinfo->pm_mode |= radeon_pm_post;
}
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