Date: Mon, 07 Jul 2008 10:15:30 +0200 From: "Ronald Klop" <ronald-freebsd8@klop.yi.org> To: "Ronald Klop" <ronald-freebsd8@klop.yi.org>, "Gavin Atkinson" <gavin.atkinson@ury.york.ac.uk>, "Ronald Klop" <ronald-freebsd8@www.klop.ws> Cc: "freebsd-stable@freebsd.org" <freebsd-stable@freebsd.org> Subject: Re: panic in drm Message-ID: <op.udww74f88527sy@guido.klop.ws> In-Reply-To: <op.udei67s68527sy@guido.klop.ws> References: <20080616102144.4E3312844C@ronald.office.base.nl> <op.udcz9vp28527sy@guido.klop.ws> <1214496067.23553.42.camel@buffy.york.ac.uk> <op.udei67s68527sy@guido.klop.ws>
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On Fri, 27 Jun 2008 11:55:45 +0200, Ronald Klop <ronald-freebsd8@klop.yi.org> wrote: > On Thu, 26 Jun 2008 18:01:07 +0200, Gavin Atkinson > <gavin.atkinson@ury.york.ac.uk> wrote: > >> On Thu, 2008-06-26 at 16:09 +0200, Ronald Klop wrote: >>> Hello, >>> >>> At my work I see a panic if I do this. >>> Leaf my computer on screensaver (don't no if that is necessary) and >>> come >>> back the next morning. My monitor is than black, but the light is >>> green, >>> so DPMS didn't kick in. >>> Keys or mouse don't wake up the system. CTRL-ALT-F1 switches to the >>> console and immediately triggers this panic. >>> >>> I'm running latest x.org with xf86-video-i810-1.7.4_1. The newer >>> xf86-video-intel also crashes my system sometimes when I'm working on >>> it, >>> so a downgraded. >>> >>> Any ideas, suggestions or fixes available? >> >> This sounds very familiar to me. I think I was seeing the same panic in >> 2006... >> http://unix.derkeiler.com/Mailing-Lists/FreeBSD/stable/2006-12/msg00344.html >> >> Can you add this to src/sys/dev/drm/i915_irq.c >> >> if (!dev->irqr) { >> return DRM_ERR(EINVAL); >> } >> >> just above the DRM_WAIT_ON in i915_driver_vblank_wait() (around line >> 140), and see if that prevents the panic? Note that I believe this to >> be a workaround, and not really the correct fix. >> >> (sorry for not supplying patches, I'm not in a position to right now) >> >> Gavin > > Thanks, I'll try this next week. > > Ronald. Unfortunately, your change didn't fix it for me. I also added a DRM_ERROR message in the diff and it is never displayed. Ronald.
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