Re: [Intel-gfx] intel graphics performance thought

2010-10-25 Thread Peter Clifton
On Mon, 2010-10-25 at 12:44 -0700, Eric Anholt wrote: > So, what if the problem is that our URB allocations aren't big enough? > I would expect that to look kind of like what I'm seeing. One > experiment would be to go double the preferred size of each stage in > brw_urb.c one by one -- is one st

Re: [Intel-gfx] Fwd: 2.6.36-rc5 i915 regression

2010-10-25 Thread Seblu
On Tue, Oct 26, 2010 at 3:42 AM, Peter Clifton wrote: > On Tue, 2010-10-26 at 02:57 +0200, Seblu wrote: >> I make an another video, which show suspend to ram issue with this >> lastest kernel and how it's perfectly functionnal with 2.6.35.7. >> >> http://videobin.org/+2a5/2kp.ogg >> >> can i do so

Re: [Intel-gfx] [PATCH] drm/i915: set scan-buffer as uncached on Sandybridge

2010-10-25 Thread Zou, Nanhai
>>-Original Message- >>From: intel-gfx-bounces+nanhai.zou=intel@lists.freedesktop.org >>[mailto:intel-gfx-bounces+nanhai.zou=intel@lists.freedesktop.org] On >>Behalf Of Clemens Eisserer >>Sent: 2010年10月25日 18:31 >>To: intel-gfx >>Subject: Re: [Intel-gfx] [PATCH] drm/i915: set scan-b

Re: [Intel-gfx] Fwd: 2.6.36-rc5 i915 regression

2010-10-25 Thread Peter Clifton
On Tue, 2010-10-26 at 02:57 +0200, Seblu wrote: > I make an another video, which show suspend to ram issue with this > lastest kernel and how it's perfectly functionnal with 2.6.35.7. > > http://videobin.org/+2a5/2kp.ogg > > can i do something more to help your troubleshoot this issue? If you h

Re: [Intel-gfx] Fwd: 2.6.36-rc5 i915 regression

2010-10-25 Thread Seblu
On Tue, Oct 26, 2010 at 1:47 AM, Peter Clifton wrote: > For future reference.. its probably not a good idea to let that > condition persist. There is a chance it might damage the LCD if it is > powered but not being driven properly. ok > Do you have this commit from drm-next recently?: > > commit

Re: [Intel-gfx] FPS performance increase when deliberately spinning the CPU with an unrelated task

2010-10-25 Thread Jesse Barnes
On Tue, 26 Oct 2010 01:14:04 +0100 Peter Clifton wrote: > On Mon, 2010-10-25 at 13:20 -0700, Jesse Barnes wrote: > > On Mon, 25 Oct 2010 13:11:24 -0700 > > Jesse Barnes wrote: > > > > > There are some bits in the GMCH to control memory behavior during CPU > > > C-states. Can you dump the 16 bi

Re: [Intel-gfx] FPS performance increase when deliberately spinning the CPU with an unrelated task

2010-10-25 Thread Peter Clifton
On Mon, 2010-10-25 at 13:20 -0700, Jesse Barnes wrote: > On Mon, 25 Oct 2010 13:11:24 -0700 > Jesse Barnes wrote: > > > There are some bits in the GMCH to control memory behavior during CPU > > C-states. Can you dump the 16 bits at MCHBAR address 0xf08? You > > should be able to do that by doin

Re: [Intel-gfx] Fwd: 2.6.36-rc5 i915 regression

2010-10-25 Thread Peter Clifton
On Tue, 2010-10-26 at 01:19 +0200, Seblu wrote: > i've tryed last git kernel with edp-fixes from > git://git.kernel.org/pub/scm/linux/kernel/git/jbarnes/drm-intel.git, > i've the following result : > http://videobin.org/+2a3/2kn.ogg For future reference.. its probably not a good idea to let that

Re: [Intel-gfx] Fwd: 2.6.36-rc5 i915 regression

2010-10-25 Thread Seblu
On Tue, Oct 12, 2010 at 1:56 PM, Chris Wilson wrote: > On Tue, 12 Oct 2010 12:44:18 +0200, Seblu wrote: >> Hi Chris, >> >> Did you receive my previous mail about 2.6.36-rc2 issue, do you thinks >> this can be fix before 2.6.36 release ? >> Do you need more investigation / test from me ? > > That

Re: [Intel-gfx] i915 driver slowdown after 1-2 days?

2010-10-25 Thread Paul Menzel
Am Montag, den 25.10.2010, 13:23 -0400 schrieb Chun-Yu Shei: > On 10/24/2010 2:36 PM, Paul Menzel wrote: > > Am Sonntag, den 24.10.2010, 13:03 -0400 schrieb Chun-Yu Shei: > > > >> I'm currently running xf86-video-intel 2.13.0 with an i5-540M, and I've > >> been experiencing a strange issue where a

Re: [Intel-gfx] FPS performance increase when deliberately spinning the CPU with an unrelated task

2010-10-25 Thread Jesse Barnes
On Mon, 25 Oct 2010 13:11:24 -0700 Jesse Barnes wrote: > On Sat, 23 Oct 2010 13:02:35 +0100 > Peter Clifton wrote: > > I think Keith was thinking that there are some parts of the chipset > > which are shared between the GPU and CPU (memory controllers?), and the > > CPU entering a lower frequenc

Re: [Intel-gfx] FPS performance increase when deliberately spinning the CPU with an unrelated task

2010-10-25 Thread Eric Anholt
On Sat, 23 Oct 2010 13:02:35 +0100, Peter Clifton wrote: > Hi guys, > > This is something I've noted before, and I think Keith P replied with > some idea of what might be causing it, but I can't recall exactly. I > just thought I'd mention it again in case it struck a chord with anyone. > > I'm

Re: [Intel-gfx] FPS performance increase when deliberately spinning the CPU with an unrelated task

2010-10-25 Thread Jesse Barnes
On Sat, 23 Oct 2010 13:02:35 +0100 Peter Clifton wrote: > I think Keith was thinking that there are some parts of the chipset > which are shared between the GPU and CPU (memory controllers?), and the > CPU entering a lower frequency state could have a detrimental effect on > the graphics throughpu

Re: [Intel-gfx] i915 driver slowdown after 1-2 days?

2010-10-25 Thread Chun-Yu Shei
On 10/24/2010 2:36 PM, Paul Menzel wrote: Am Sonntag, den 24.10.2010, 13:03 -0400 schrieb Chun-Yu Shei: I'm currently running xf86-video-intel 2.13.0 with an i5-540M, and I've been experiencing a strange issue where after a day or two, I can no longer play videos smoothly in Flash 10.2 beta, as

Re: [Intel-gfx] [PATCH] drm/i915: set scan-buffer as uncached on Sandybridge

2010-10-25 Thread Zhenyu Wang
On 2010.10.25 09:22:41 +0100, Chris Wilson wrote: > You can't do this here, changing the AGP type of a potentially bound > object without any locking. > > Move this into intel_pin_and_fence_fb_obj(), give it a decent name and > make it robust. oh, right, thanks for point this out. > > int i915_

Re: [Intel-gfx] [PATCH] drm/i915: set scan-buffer as uncached on Sandybridge

2010-10-25 Thread Clemens Eisserer
Hi, >        We only need front buffer to be uncached. >        I think that will not affect performance since GPU will seldom read > back from front buffer. >        We will measure performance on that. At least here I have a couple of apps reading back from frontbuffer, and performance on i945

Re: [Intel-gfx] [PATCH] drm/i915: set scan-buffer as uncached on Sandybridge

2010-10-25 Thread Zou, Nanhai
Hi Chris, We only need front buffer to be uncached. I think that will not affect performance since GPU will seldom read back from front buffer. We will measure performance on that. Thanks Zou Nan hai >>-Original Message- >>From: intel-gfx-bounces+nanhai.zou=intel

[Intel-gfx] what about libva supporting h264 on GMA4500MHD?

2010-10-25 Thread ogiannhs
Its not there in Q3 as was said before. Is there any work in progress?? ___ Intel-gfx mailing list Intel-gfx@lists.freedesktop.org http://lists.freedesktop.org/mailman/listinfo/intel-gfx

Re: [Intel-gfx] [PATCH] drm/i915: set scan-buffer as uncached on Sandybridge

2010-10-25 Thread Chris Wilson
[I haven't seen my first email arrive yet...] On Mon, 25 Oct 2010 09:42:31 +0800, Zhenyu Wang wrote: > Display engine on Sandybridge is not coherent with LLC, so > try to always bind display buffer as uncached on Sandybridge. > This fixed screen artifacts seen by using blit engine on Sandybridge.

Re: [Intel-gfx] Installing/Compatability

2010-10-25 Thread Julien Cristau
On Mon, Oct 25, 2010 at 02:15:45 -0400, marcus cox wrote: > would this process work with your drivers as well? > > if not, what is the exact process, or where on your site can i find it. > No. You just get the drivers from your distribution, so stuff works out of the box without having to go do