[Glamor] Fwd: Re: very slow 2d with radeonsi and glamor

Александр sss at sss.chaoslab.ru
Sat Jul 6 13:17:27 PDT 2013


В письме от Суббота, 06-июл-2013 11:31:16 пользователь Alex Deucher написал:
> On Fri, Jul 5, 2013 at 11:22 PM, Александр <sss at sss.chaoslab.ru> wrote:
> > ----------  Пересылаемое письмо  ----------
> > 
> > Тема: Re: [Glamor] very slow 2d with radeonsi and glamor
> > Дата: Суббота, 06-июл-2013, 06:21:59
> > Отправитель: Александр <sss at sss.chaoslab.ru>
> > Получатель: Michel Dänzer <michel at daenzer.net>
> > 
> > В письме от Пятница, 05-июл-2013 16:19:10 Вы написали:
> >> On Fre, 2013-06-14 at 05:14 +0300, Александр wrote:
> >> > В письме от Четверг, 13-июн-2013 11:51:36 пользователь Michel Dänzer
> > 
> > написал:
> >> > > On Mit, 2013-06-12 at 22:43 +0300, Александр wrote:
> >> > > > В письме от Среда, 12-июн-2013 11:19:40 пользователь Michel Dänzer
> >> > 
> >> > написал:
> >> > > > > On Die, 2013-06-11 at 21:43 +0300, Александр wrote:
> >> > > > > > В письме от Вторник, 11-июн-2013 18:42:21 Вы написали:
> >> > > > > > > On Die, 2013-06-11 at 14:41 +0300, Александр wrote:
> >> > > > > > > > i have installed patched glamor, now i do not see any
> >> > > > > > > > errors
> >> > > > > > > > in
> >> > > > > > > > log,
> >> > > > > > > > but
> >> > > > > > > > 2d
> >> > > > > > > > still have problems (unusable slow 2d, artifacts), xorg log
> >> > > > > > > > attached
> >> > > > > > > 
> >> > > > > > > So the problem isn't directly related to those errors. Does
> >> > > > > > > the
> >> > > > > > > X
> >> > > > > > > server's stderr output contain anything interesting? It's
> >> > > > > > > normally
> >> > > > > > > captured in a gdm/kdm/*dm log file.
> >> > > > > > 
> >> > > > > > i am using kde, /var/log/kdm.log contain nothing interesting, i
> >> > > > > > removed
> >> > > > > > old
> >> > > > > > log, started xorg with glamor and captured log, look in
> >> > > > > > attachment,
> >> > > > > > but
> >> > > > > > nothing related to X, glamor, 3d, but i see strange messages in
> >> > > > > > dmesg
> >> > > > > > 
> >> > > > > > [62724.579352] radeon 0000:01:00.0: bo ffff88014db12000 don't
> >> > > > > > has
> >> > > > > > a
> >> > > > > > mapping in vm ffff8802321f2080
> >> > > > > 
> >> > > > > Those are harmless, though a fix for them has been queued for
> >> > > > > future
> >> > > > > kernels.
> >> > > > > 
> >> > > > > 
> >> > > > > Have you tried starting X on only one of your two graphics cards?
> >> > > > > Does
> >> > > > > that work better?
> >> > > > 
> >> > > > how can i do this without physically removing second card ?
> >> > > 
> >> > > Hmm, actually it looks like X only tries to use one card. Can you set
> >> > > the environment variable EGL_LOG_LEVEL=debug for the Xorg process and
> >> > > provide its stderr output with that?
> >> > > 
> >> > > Out of curiosity, what is the second card for, as you don't seem to
> >> > > want
> >> > > to use it?
> >> > 
> >> > xorg stderr in attachment, if i understand it correctly, problem
> >> > related
> >> > to
> >> > displays configuration in xorg ?
> >> 
> >> I don't see any obvious problem there. I don't have any good ideas what
> >> the problem could be unfortunately. Did you have a chance to test with
> >> only one card?
> > 
> > oh.., ok, i will physically remove card, and test, and one more idea, amd
> > binary driver does not allow me to use 3 monitors from one card not in
> > linux and not in windows, i am bad in hardware understanding, but maybe
> > this is something like lack of card memory (i have 1gb cards)?
> 
> The hardware only has two non-displayport display clocks so you can
> only drive two non-displayport monitors with independent timing.
> The open source driver allows you to share display clocks if multiple
> monitors have the same display clock so you can drive more than two
> non-displayport monitors assuming they have the same mode timing.
> 
> Alex
> _______________________________________________
> Glamor mailing list
> Glamor at lists.freedesktop.org
> http://lists.freedesktop.org/mailman/listinfo/glamor

i have tested without second card and obtained same results, xorg and egl logs 
in attachment, maybe problem related to build options of one of 2d/3d stack 
libraries ?
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