* Linus Torvalds <torvalds@xxxxxxxxxxxxxxxxxxxx> wrote: > > disabling the following radeonfb options in the .config made resume > > work again: > > In general, don't even *try* to use radeonfb for suspend/resume. > > I don't think it has ever worked, except on some very rare laptops > (largely PPC Macs) where people had enough information to set up the > PLL's. > > I don't think the other framebuffer drivers are much better. > > You're better off using the VGA console, and lettign X re-initialize > the graphics device. That generally at least has a reasonably good > chance of working. > > Re-initializing graphics modes really is very hard. You can try with > the BIOS video hack (I forget the kernel command line to turn it on), > but we really do end up depending on X doing it better. it's the s3_sleep boot option and /proc/sys/kernel/acpi_video_mode, but that didnt make a difference. > Some day we may have modesetting support in the kernel for some > graphics hw, right now it's pretty damn spotty. having no video is what i'd have expected - but getting a /hang/ is not what i'd have expected. Ingo - To unsubscribe from this list: send the line "unsubscribe linux-acpi" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
