From: Pavel Machek <pavel@ucw.cz>
To: Chris Wilson <chris@chris-wilson.co.uk>,
Daniel Vetter <daniel.vetter@ffwll.ch>,
"Rafael J. Wysocki" <rjw@rjwysocki.net>,
kernel list <linux-kernel@vger.kernel.org>,
intel-gfx <intel-gfx@lists.freedesktop.org>
Subject: Re: 3.16, i915: less colors in X?
Date: Sun, 22 Jun 2014 16:26:22 +0200 [thread overview]
Message-ID: <20140622142622.GA4107@amd.pavel.ucw.cz> (raw)
In-Reply-To: <20140621210652.GA14025@nuc-i3427.alporthouse.com>
On Sat 2014-06-21 22:06:52, Chris Wilson wrote:
> On Sat, Jun 21, 2014 at 10:29:01PM +0200, Pavel Machek wrote:
> > Hi!
> >
> > I just test-booted 3.16-rc1, and background in X looked just wrong --
> > very noticeable bands on the background gradient. I thought that maybe
> > it is just my eyes, but I went back to older kernel, and background is
> > ok now.
> >
> > I'm trying to figure out how to ask X what color depth it is using...?
> >
> > This is thinkpad x60 with Debian 6.0.9.
> >
> > Any ideas?
>
> That suggests that the panel dithering changed. Compare intel_reg_dumper
> output for both kernels, especially PIPE.CONF.
Hmm, I tried:
root@duo:/sys/power# mount -t debugfs debugfs /sys/kernel/debug
root@duo:/sys/power# intel_gpu_dump
Error opening /sys/kernel/debug/dri/0/i915_ringbuffer_info: No such
file or directory
Perhaps your i915 kernel driver has no support for dumping batchbuffer
data?
(In kernels prior to 2.6.30 this requires manually-applied patches.)
root@duo:/sys/power# ls -al /sys/kernel/debug/dri/0/
bufs i915_gem_gtt i915_pc8_status
clients i915_gem_hws i915_pipe_A_crc
gem_names i915_gem_hws_blt i915_pipe_B_crc
i915_cache_sharing i915_gem_hws_bsd i915_pipe_C_crc
i915_capabilities i915_gem_hws_vebox
i915_power_domain_info
i915_context_status i915_gem_inactive i915_ppgtt_info
i915_cur_wm_latency i915_gem_interrupt
i915_pri_wm_latency
i915_delayfreq_table i915_gem_objects
i915_ring_freq_table
i915_display_crc_ctl i915_gem_pageflip
i915_ring_missed_irq
i915_display_info i915_gem_pinned i915_ring_stop
i915_drpc_info i915_gem_request
i915_ring_test_irq
i915_edp_psr_status i915_gem_seqno
i915_rstdby_delays
i915_emon_status i915_gem_stolen
i915_sink_crc_eDP1
i915_energy_uJ i915_gen6_forcewake_count
i915_spr_wm_latency
i915_error_state i915_gfxec i915_sr_status
i915_fbc_status i915_inttoext_table
i915_swizzle_info
i915_forcewake_user i915_ips_status i915_wedged
i915_frequency_info i915_llc name
i915_gem_active i915_max_freq vm
i915_gem_drop_caches i915_min_freq vma
i915_gem_fence_regs i915_next_seqno
i915_gem_framebuffer i915_opregion
root@duo:/sys/power# intel_gpu_dump --help
Error opening --help: No such file or directory
root@duo:/sys/power# hexdump /sys/kernel/debug/dri/0/i915_pipe_*_crc
hexdump: /sys/kernel/debug/dri/0/i915_pipe_C_crc: No such device
root@duo:/sys/power#
I also tried to download the git tree with intel_gpu_dump, but:
pavel@duo:~/g/intel-gpu-tools$ ./autogen.sh
autoreconf: Entering directory `.'
autoreconf: configure.ac: not using Gettext
autoreconf: running: aclocal ${ACLOCAL_FLAGS} -I m4
configure.ac:68: error: must install xorg-macros 1.16 or later before
running autoconf/autogen
configure.ac:68: the top level
autom4te: /usr/bin/m4 failed with exit status: 1
aclocal: /usr/bin/autom4te failed with exit status: 1
autoreconf: aclocal failed with exit status: 1
pavel@duo:~/g/intel-gpu-tools$
Trying to bypass configure script:
pavel@duo:~/g/intel-gpu-tools/tools$ gcc -I ../lib intel_reg_dumper.c
2>&1 | less
In file included from ../lib/drmtest.h:37,
from intel_reg_dumper.c:39:
/usr/include/xf86drm.h:40:17: error: drm.h: No such file or directory
In file included from ../lib/drmtest.h:37,
from intel_reg_dumper.c:39:
/usr/include/xf86drm.h:268: error: expected specifier-qualifier-list
before ‘drm_context_t’
/usr/include/xf86drm.h:281: error: expected specifier-qualifier-list
before ‘drm_handle_t’
/usr/include/xf86drm.h:546: error: expected declaration specifiers or
‘...’ before ‘drm_magic_t’
Is there way to get required info manually?
Pavel
--
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
WARNING: multiple messages have this Message-ID (diff)
From: Pavel Machek <pavel@ucw.cz>
To: Chris Wilson <chris@chris-wilson.co.uk>,
Daniel Vetter <daniel.vetter@ffwll.ch>,
"Rafael J. Wysocki" <rjw@rjwysocki.net>,
kernel list <linux-kernel@vger.kernel.org>,
intel-gfx <intel-gfx@lists.freedesktop.org>
Subject: Re: 3.16, i915: less colors in X?
Date: Sun, 22 Jun 2014 16:26:22 +0200 [thread overview]
Message-ID: <20140622142622.GA4107@amd.pavel.ucw.cz> (raw)
In-Reply-To: <20140621210652.GA14025@nuc-i3427.alporthouse.com>
On Sat 2014-06-21 22:06:52, Chris Wilson wrote:
> On Sat, Jun 21, 2014 at 10:29:01PM +0200, Pavel Machek wrote:
> > Hi!
> >
> > I just test-booted 3.16-rc1, and background in X looked just wrong --
> > very noticeable bands on the background gradient. I thought that maybe
> > it is just my eyes, but I went back to older kernel, and background is
> > ok now.
> >
> > I'm trying to figure out how to ask X what color depth it is using...?
> >
> > This is thinkpad x60 with Debian 6.0.9.
> >
> > Any ideas?
>
> That suggests that the panel dithering changed. Compare intel_reg_dumper
> output for both kernels, especially PIPE.CONF.
Hmm, I tried:
root@duo:/sys/power# mount -t debugfs debugfs /sys/kernel/debug
root@duo:/sys/power# intel_gpu_dump
Error opening /sys/kernel/debug/dri/0/i915_ringbuffer_info: No such
file or directory
Perhaps your i915 kernel driver has no support for dumping batchbuffer
data?
(In kernels prior to 2.6.30 this requires manually-applied patches.)
root@duo:/sys/power# ls -al /sys/kernel/debug/dri/0/
bufs i915_gem_gtt i915_pc8_status
clients i915_gem_hws i915_pipe_A_crc
gem_names i915_gem_hws_blt i915_pipe_B_crc
i915_cache_sharing i915_gem_hws_bsd i915_pipe_C_crc
i915_capabilities i915_gem_hws_vebox
i915_power_domain_info
i915_context_status i915_gem_inactive i915_ppgtt_info
i915_cur_wm_latency i915_gem_interrupt
i915_pri_wm_latency
i915_delayfreq_table i915_gem_objects
i915_ring_freq_table
i915_display_crc_ctl i915_gem_pageflip
i915_ring_missed_irq
i915_display_info i915_gem_pinned i915_ring_stop
i915_drpc_info i915_gem_request
i915_ring_test_irq
i915_edp_psr_status i915_gem_seqno
i915_rstdby_delays
i915_emon_status i915_gem_stolen
i915_sink_crc_eDP1
i915_energy_uJ i915_gen6_forcewake_count
i915_spr_wm_latency
i915_error_state i915_gfxec i915_sr_status
i915_fbc_status i915_inttoext_table
i915_swizzle_info
i915_forcewake_user i915_ips_status i915_wedged
i915_frequency_info i915_llc name
i915_gem_active i915_max_freq vm
i915_gem_drop_caches i915_min_freq vma
i915_gem_fence_regs i915_next_seqno
i915_gem_framebuffer i915_opregion
root@duo:/sys/power# intel_gpu_dump --help
Error opening --help: No such file or directory
root@duo:/sys/power# hexdump /sys/kernel/debug/dri/0/i915_pipe_*_crc
hexdump: /sys/kernel/debug/dri/0/i915_pipe_C_crc: No such device
root@duo:/sys/power#
I also tried to download the git tree with intel_gpu_dump, but:
pavel@duo:~/g/intel-gpu-tools$ ./autogen.sh
autoreconf: Entering directory `.'
autoreconf: configure.ac: not using Gettext
autoreconf: running: aclocal ${ACLOCAL_FLAGS} -I m4
configure.ac:68: error: must install xorg-macros 1.16 or later before
running autoconf/autogen
configure.ac:68: the top level
autom4te: /usr/bin/m4 failed with exit status: 1
aclocal: /usr/bin/autom4te failed with exit status: 1
autoreconf: aclocal failed with exit status: 1
pavel@duo:~/g/intel-gpu-tools$
Trying to bypass configure script:
pavel@duo:~/g/intel-gpu-tools/tools$ gcc -I ../lib intel_reg_dumper.c
2>&1 | less
In file included from ../lib/drmtest.h:37,
from intel_reg_dumper.c:39:
/usr/include/xf86drm.h:40:17: error: drm.h: No such file or directory
In file included from ../lib/drmtest.h:37,
from intel_reg_dumper.c:39:
/usr/include/xf86drm.h:268: error: expected specifier-qualifier-list
before ‘drm_context_t’
/usr/include/xf86drm.h:281: error: expected specifier-qualifier-list
before ‘drm_handle_t’
/usr/include/xf86drm.h:546: error: expected declaration specifiers or
‘...’ before ‘drm_magic_t’
Is there way to get required info manually?
Pavel
--
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
_______________________________________________
Intel-gfx mailing list
Intel-gfx@lists.freedesktop.org
http://lists.freedesktop.org/mailman/listinfo/intel-gfx
next prev parent reply other threads:[~2014-06-22 14:26 UTC|newest]
Thread overview: 51+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-05-13 16:09 3.15-rc: regression in suspend Pavel Machek
2014-05-13 16:19 ` Bjørn Mork
2014-05-13 16:50 ` Pavel Machek
2014-05-13 16:37 ` Pavel Machek
2014-05-13 21:41 ` Pavel Machek
2014-05-14 12:39 ` Jiri Kosina
2014-05-14 15:57 ` Pavel Machek
2014-05-14 16:10 ` Jiri Kosina
2014-05-14 20:31 ` Pavel Machek
2014-05-14 18:20 ` Pavel Machek
2014-05-15 15:29 ` Jiri Kosina
2014-05-15 15:31 ` Daniel Vetter
2014-05-15 15:31 ` Daniel Vetter
2014-06-07 12:05 ` Pavel Machek
2014-06-07 12:06 ` Pavel Machek
2014-06-07 23:11 ` Pavel Machek
2014-06-07 23:11 ` Pavel Machek
2014-06-09 9:25 ` Daniel Vetter
2014-06-09 9:25 ` Daniel Vetter
2014-06-09 10:23 ` Pavel Machek
2014-06-09 10:23 ` Pavel Machek
2014-06-09 11:03 ` Jiri Kosina
2014-06-09 11:03 ` Jiri Kosina
2014-06-10 11:50 ` Bisecting the heisenbugs (was Re: 3.15-rc: regression in suspend) Pavel Machek
2014-06-10 11:50 ` Pavel Machek
2014-06-21 20:29 ` 3.16, i915: less colors in X? Pavel Machek
2014-06-21 20:29 ` Pavel Machek
2014-06-21 20:35 ` Pavel Machek
2014-06-21 21:06 ` Chris Wilson
2014-06-21 21:06 ` Chris Wilson
2014-06-22 14:26 ` Pavel Machek [this message]
2014-06-22 14:26 ` Pavel Machek
2014-06-22 15:11 ` regression: 3.16, i915: less colors in X?, caused by 773875bfb6737982903c42d1ee88cf60af80089c Pavel Machek
2014-06-21 21:16 ` 3.16, i915: less colors in X? Martin Steigerwald
[not found] ` <7569_1403385738_53A5F78A_7569_14810_1_2527490.06bevSLs0l@merkaba>
2014-06-21 22:51 ` Thomas Richter
2014-06-22 10:02 ` Martin Steigerwald
2014-06-25 22:35 ` 3.15-rc: regression in suspend Pavel Machek
2014-06-25 22:35 ` Pavel Machek
2014-06-27 13:37 ` Jiri Kosina
2014-06-27 13:37 ` Jiri Kosina
2014-07-07 8:39 ` Daniel Vetter
2014-07-07 8:39 ` Daniel Vetter
2014-07-11 19:26 ` Pavel Machek
2014-07-11 23:33 ` Jiri Kosina
2014-07-11 23:33 ` Jiri Kosina
2014-08-07 12:47 ` Jiri Kosina
2014-08-07 12:47 ` Jiri Kosina
2014-08-07 12:54 ` Jiri Kosina
2014-08-07 12:54 ` Jiri Kosina
2014-08-07 14:36 ` [Intel-gfx] " Daniel Vetter
2014-08-07 14:36 ` Daniel Vetter
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20140622142622.GA4107@amd.pavel.ucw.cz \
--to=pavel@ucw.cz \
--cc=chris@chris-wilson.co.uk \
--cc=daniel.vetter@ffwll.ch \
--cc=intel-gfx@lists.freedesktop.org \
--cc=linux-kernel@vger.kernel.org \
--cc=rjw@rjwysocki.net \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.