Radeon KMS doesn't work.
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From: Xiaotian Feng on 5 Jul 2010 22:40 On Tue, Jul 6, 2010 at 2:18 AM, Justin P. Mattock <justinmattock(a)gmail.com> wrote: > On 07/05/2010 10:27 AM, Marvin wrote: >> >> Hi Wakko, >> >> as nobody seems to have answered yet, I think it's better that you file a >> bug >> against the radeon driver (bugs.freedesktop.org, one bug for each defect). >> There may be similar bugs already, so please check this also. >> >> Thanks >> >> Marvin >> >> Am Montag 05 Juli 2010, 01:19:26 schrieb Wakko Warner: >>> >>> Wakko Warner wrote: >>>> >>>> I have a Dell Inspiron 5100 with an ATI Radeon Mobility M7 (7500 R100 >>>> PCI ID 1002:4c57 sub 1028:0149). >>>> >>>> Immediately when radeon.ko is loaded, the screen goes blank (The >>>> backlight stays on). I have fbcon compiled into the kernel (I also >>>> tried as module). I am unable to get the screen to work again until I >>>> reboot. The logs did not appear to have any errors after the module >>>> loaded. The system was still responsive on the network. >>>> >>>> I tried kernels 2.6.33 and 2.6.34. >>>> >>>> I can provide kernel output if needed. >>> >>> I need to add that if I use modeset=0, the screen does not blank. >>> >>> Also 2.6.34 (with modeset=0) doesn't do 3D very well on this system. >>> Some >>> objects look ok, some are garbled, some do not appear at all. The gears >>> from xscreensaver does not show up at all. >> >> -- >> To unsubscribe from this list: send the line "unsubscribe linux-kernel" in >> the body of a message to majordomo(a)vger.kernel.org >> More majordomo info at http://vger.kernel.org/majordomo-info.html >> Please read the FAQ at http://www.tux.org/lkml/ >> > > > I've hit a couple of things with radeon as well.. the first was this: > http://lkml.org/lkml/2010/6/6/172 > (if your hitting this issue, then the patch should work and/or it should > already be in the main tree). > > then a few days ago hit another: > https://bugzilla.kernel.org/show_bug.cgi?id=16335 > (keep in mind still uncertain on a fix for this, reverting the commit gets > me up and running(I created a patch, but an umsure if it's a right > solution)). I think this is the same cases with (http://lkml.org/lkml/2010/7/5/44) And the fix for this bug is in -tip tree, commit 2463eb8 Could you please try following patch? http://git.kernel.org/tip/2463eb8b3093995e09a0d41b3d78ee0cf5fb4249 > > if none of these are what your hitting, then maybe(if you can) do a bisect > on this! > > Justin P. Mattock > -- > To unsubscribe from this list: send the line "unsubscribe linux-kernel" in > the body of a message to majordomo(a)vger.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html > Please read the FAQ at http://www.tux.org/lkml/ > -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo(a)vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
From: Justin P. Mattock on 5 Jul 2010 23:30
On 07/05/2010 07:34 PM, Xiaotian Feng wrote: > On Tue, Jul 6, 2010 at 2:18 AM, Justin P. Mattock > <justinmattock(a)gmail.com> wrote: >> On 07/05/2010 10:27 AM, Marvin wrote: >>> >>> Hi Wakko, >>> >>> as nobody seems to have answered yet, I think it's better that you file a >>> bug >>> against the radeon driver (bugs.freedesktop.org, one bug for each defect). >>> There may be similar bugs already, so please check this also. >>> >>> Thanks >>> >>> Marvin >>> >>> Am Montag 05 Juli 2010, 01:19:26 schrieb Wakko Warner: >>>> >>>> Wakko Warner wrote: >>>>> >>>>> I have a Dell Inspiron 5100 with an ATI Radeon Mobility M7 (7500 R100 >>>>> PCI ID 1002:4c57 sub 1028:0149). >>>>> >>>>> Immediately when radeon.ko is loaded, the screen goes blank (The >>>>> backlight stays on). I have fbcon compiled into the kernel (I also >>>>> tried as module). I am unable to get the screen to work again until I >>>>> reboot. The logs did not appear to have any errors after the module >>>>> loaded. The system was still responsive on the network. >>>>> >>>>> I tried kernels 2.6.33 and 2.6.34. >>>>> >>>>> I can provide kernel output if needed. >>>> >>>> I need to add that if I use modeset=0, the screen does not blank. >>>> >>>> Also 2.6.34 (with modeset=0) doesn't do 3D very well on this system. >>>> Some >>>> objects look ok, some are garbled, some do not appear at all. The gears >>>> from xscreensaver does not show up at all. >>> >>> -- >>> To unsubscribe from this list: send the line "unsubscribe linux-kernel" in >>> the body of a message to majordomo(a)vger.kernel.org >>> More majordomo info at http://vger.kernel.org/majordomo-info.html >>> Please read the FAQ at http://www.tux.org/lkml/ >>> >> >> >> I've hit a couple of things with radeon as well.. the first was this: >> http://lkml.org/lkml/2010/6/6/172 >> (if your hitting this issue, then the patch should work and/or it should >> already be in the main tree). >> >> then a few days ago hit another: >> https://bugzilla.kernel.org/show_bug.cgi?id=16335 >> (keep in mind still uncertain on a fix for this, reverting the commit gets >> me up and running(I created a patch, but an umsure if it's a right >> solution)). > > I think this is the same cases with (http://lkml.org/lkml/2010/7/5/44) > And the fix for this bug is in -tip tree, commit 2463eb8 > > Could you please try following patch? > http://git.kernel.org/tip/2463eb8b3093995e09a0d41b3d78ee0cf5fb4249 > applied.. o.k. system started without hitting the crash I was experiencing!! Thanks for this.. I'll run this and let you know if I experience anything out of the ordinary.. >> >> if none of these are what your hitting, then maybe(if you can) do a bisect >> on this! >> >> Justin P. Mattock >> -- >> To unsubscribe from this list: send the line "unsubscribe linux-kernel" in >> the body of a message to majordomo(a)vger.kernel.org >> More majordomo info at http://vger.kernel.org/majordomo-info.html >> Please read the FAQ at http://www.tux.org/lkml/ >> > Tested-By: Justin P. Mattock <justinmattock(a)gmail.com> I'll send this info over to the bug report so they know..and if things go good get this thing closed.. Justin P. Mattock -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo(a)vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/ |