On Fri, Feb 1, 2013 at 10:26 AM, Meelis Roos <mr...@linux.ee> wrote: >> > Adding some printks reveals it calls >> > r100_init() -> radeon_irq_kms_init() -> drm_irq_install() -> >> > drm_dev_to_irq() and that fails. So no IRQ, no KMS. >> > >> > lspci does not show Interrupt like on some other PCI devices. >> > /proc/interrupts obviously does not contain the irq since we do not >> > register any yet. >> > >> > There is no BIOS option of "Enable IRQ for VGA" or similar (BIOS is >> > latest). Could this be the problem? >> > >> > What can I do to get KMS working on this computer? >> > >> > -- >> > Meelis Roos (mr...@linux.ee) >> >> Try booting with radeon.agp_mode=-1 > > radeon: `-1' invalid for parameter `agp_mode'
radeon.agpmode=-1 However, I think there are a number of places where we require interrupts that would need to be worked around (fences, display hotplug, pageflipping) if not interrupt is available. Alex -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/