| Summary: | [BYT]igt/pm_rpm some subcases cause "WARNING: CPU: 1 PID: 18504 at drivers/gpu/drm/i915/intel_uncore.c:47 gen6_write32+0x64/0xbf [i915]()" | ||||||||||||||
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| Product: | DRI | Reporter: | Guo Jinxian <jinxianx.guo> | ||||||||||||
| Component: | DRM/Intel | Assignee: | Intel GFX Bugs mailing list <intel-gfx-bugs> | ||||||||||||
| Status: | CLOSED FIXED | QA Contact: | Intel GFX Bugs mailing list <intel-gfx-bugs> | ||||||||||||
| Severity: | normal | ||||||||||||||
| Priority: | high | CC: | imre.deak, intel-gfx-bugs | ||||||||||||
| Version: | unspecified | ||||||||||||||
| Hardware: | Other | ||||||||||||||
| OS: | All | ||||||||||||||
| Whiteboard: | |||||||||||||||
| i915 platform: | i915 features: | ||||||||||||||
| Attachments: |
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Created attachment 108690 [details] [review] fix drm_set_plane on/off while crtc is off There were 3 separate issues I found, the attached 3 patches got rid of them, could you give it a try? Created attachment 108691 [details] [review] get rpm around cdclk get/put Created attachment 108692 [details] [review] fix rps interrupt race wrt. rps work when disabling rps (In reply to Imre Deak from comment #3) > Created attachment 108692 [details] [review] [review] > fix rps interrupt race wrt. rps work when disabling rps With the patches above, the failure unable to reproduce. root@x-bytm02:/GFX/Test/Intel_gpu_tools/intel-gpu-tools/tests# ./pm_rpm --run-subtest cursor IGT-Version: 1.8-gcba3088 (x86_64) (Linux: 3.18.0-rc2_kcloud_3479f9_20141031+ x86_64) Runtime PM support: 1 PC8 residency support: 0 Subtest cursor: SUCCESS (8.684s) root@x-bytm02:/GFX/Test/Intel_gpu_tools/intel-gpu-tools/tests# dmesg -r|egrep "<[1-4]>"|grep drm Author: Paulo Zanoni <paulo.r.zanoni@intel.com> Date: Thu Oct 30 15:59:31 2014 -0200 drm/i915: fix RPS on runtime suspend is in drm-intel-nightly Please retest. Created attachment 108933 [details]
dmesg(latest nightly)
It still happens on latest -nightly kernel.
Fixed by commits commit 2837ac40698d0931727b957a40c8c8ea27c3bcb2 Author: Imre Deak <imre.deak@intel.com> Date: Wed Nov 19 16:25:38 2014 +0200 drm/i915: vlv: increase timeout when setting idle GPU freq commit 738c05c07d74769a1c5704636969b9b21cc96835 Author: Imre Deak <imre.deak@intel.com> Date: Wed Nov 19 16:25:37 2014 +0200 drm/i915: vlv: fix cdclk setting during modeset while suspended in current drm-intel-nightly. Please retest. (In reply to Jani Nikula from comment #7) > Fixed by commits > > commit 2837ac40698d0931727b957a40c8c8ea27c3bcb2 > Author: Imre Deak <imre.deak@intel.com> > Date: Wed Nov 19 16:25:38 2014 +0200 > > drm/i915: vlv: increase timeout when setting idle GPU freq > > commit 738c05c07d74769a1c5704636969b9b21cc96835 > Author: Imre Deak <imre.deak@intel.com> > Date: Wed Nov 19 16:25:37 2014 +0200 > > drm/i915: vlv: fix cdclk setting during modeset while suspended > > in current drm-intel-nightly. Please retest. Test passes on latest -nightly(0f8cb1fb8e01c53f9ad47344e9448d72df49fcf2) root@x-bytm02:/GFX/Test/Intel_gpu_tools/intel-gpu-tools/tests# ./pm_rpm --run-subtest cursor IGT-Version: 1.8-gd807891 (x86_64) (Linux: 3.18.0-rc5_drm-intel-nightly_0f8cb1_20141124+ x86_64) Runtime PM support: 1 PC8 residency support: 0 Subtest cursor: SUCCESS (8.194s) root@x-bytm02:/GFX/Test/Intel_gpu_tools/intel-gpu-tools/tests# dmesg -r|egrep "<[1-4]>"|grep drm root@x-bytm02:/GFX/Test/Intel_gpu_tools/intel-gpu-tools/tests# Closing old verified. |
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Created attachment 105087 [details] dmesg ==System Environment== -------------------------- Regression: No These cases always fail Non-working platforms: BYT ==kernel== -------------------------- origin/drm-intel-nightly: 257d90d13794c2eb545ab0d6c708f21e2a0378b6(fails) drm-intel-nightly: 2014y-08m-21d-10h-03m-09s integration manifest origin/drm-intel-next-queued: 3a5f87c286515c54ff5c52c3e64d0c522b7570c0(causes system hang) drm: fix plane rotation when restoring fbdev configuration origin/drm-intel-fixes: 1a125d8a2c22b11741fc47d4ffcf7a5ffa044dd3(fails) drm/i915: don't try to retrain a DP link on an inactive CRTC ==Bug detailed description== ----------------------------- igt/pm_rpm some subcases cause "WARNING: CPU: 1 PID: 18504 at drivers/gpu/drm/i915/intel_uncore.c:47 gen6_write32+0x64/0xbf [i915]()" Case list: igt/pm_rpm/cursor igt/pm_rpm/cursor-dpms igt/pm_rpm/dpms-lpsp igt/pm_rpm/dpms-mode-unset-lpsp igt/pm_rpm/drm-resources-equal igt/pm_rpm/fences igt/pm_rpm/gem-execbuf igt/pm_rpm/gem-mmap-cpu igt/pm_rpm/gem-mmap-gtt igt/pm_rpm/gem-pread igt/pm_rpm/legacy-planes-dpms igt/pm_rpm/modeset-lpsp igt/pm_rpm/modeset-lpsp-stress igt/pm_rpm/modeset-stress-extra-wait igt/pm_rpm/pci-d3-state igt/pm_rpm/rte igt/pm_rpm/universal-planes-dpms Output: root@x-bytm02:/GFX/Test/Intel_gpu_tools/intel-gpu-tools/tests# ./pm_rpm --run-subtest cursor IGT-Version: 1.7-g4d2f511 (x86_64) (Linux: 3.17.0-rc1_drm-intel-nightly_257d90_20140822+ x86_64) Runtime PM support: 1 PC8 residency support: 0 Subtest cursor: SUCCESS root@x-bytm02:/GFX/Test/Intel_gpu_tools/intel-gpu-tools/tests# dmesg -r|egrep ""<[1-4]>""|grep drm <4>[ 1895.638603] WARNING: CPU: 1 PID: 18504 at drivers/gpu/drm/i915/intel_uncore.c:47 gen6_write32+0x64/0xbf [i915]() <4>[ 1895.638608] Modules linked in: dm_mod snd_hda_codec_hdmi snd_hda_codec_conexant snd_hda_codec_generic iTCO_wdt iTCO_vendor_support snd_hda_intel snd_hda_controller snd_hda_codec snd_hwdep snd_pcm snd_timer r8169 pcspkr i2c_i801 lpc_ich snd mfd_core soundcore iosf_mbi battery wmi ac acpi_cpufreq uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_core v4l2_common videodev i915 button video drm_kms_helper drm cfbfillrect cfbimgblt cfbcopyarea <4>[ 1895.638656] CPU: 1 PID: 18504 Comm: pm_rpm Tainted: G W 3.17.0-rc1_drm-intel-nightly_257d90_20140822+ #1688 <4>[ 1895.638931] [<ffffffffa0023917>] ? drm_modeset_lock+0x52/0xb3 [drm] <4>[ 1895.638945] [<ffffffffa0019154>] ? setplane_internal+0x262/0x2bc [drm] <4>[ 1895.638959] [<ffffffffa0019349>] ? drm_mode_cursor_common+0x19b/0x27d [drm] <4>[ 1895.638974] [<ffffffffa001bcba>] ? drm_mode_cursor_ioctl+0x31/0x36 [drm] <4>[ 1895.638986] [<ffffffffa0010908>] ? drm_ioctl+0x279/0x3bc [drm] <4>[ 1895.639005] [<ffffffffa001bc89>] ? drm_mode_setcrtc+0x48b/0x48b [drm] <4>[ 1895.639097] WARNING: CPU: 1 PID: 18504 at drivers/gpu/drm/i915/intel_uncore.c:47 vlv_read32+0x20/0x14c [i915]() <4>[ 1895.639101] Modules linked in: dm_mod snd_hda_codec_hdmi snd_hda_codec_conexant snd_hda_codec_generic iTCO_wdt iTCO_vendor_support snd_hda_intel snd_hda_controller snd_hda_codec snd_hwdep snd_pcm snd_timer r8169 pcspkr i2c_i801 lpc_ich snd mfd_core soundcore iosf_mbi battery wmi ac acpi_cpufreq uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_core v4l2_common videodev i915 button video drm_kms_helper drm cfbfillrect cfbimgblt cfbcopyarea <4>[ 1895.639138] CPU: 1 PID: 18504 Comm: pm_rpm Tainted: G W 3.17.0-rc1_drm-intel-nightly_257d90_20140822+ #1688 <4>[ 1895.639365] [<ffffffffa0023917>] ? drm_modeset_lock+0x52/0xb3 [drm] <4>[ 1895.639378] [<ffffffffa0019154>] ? setplane_internal+0x262/0x2bc [drm] <4>[ 1895.639392] [<ffffffffa0019349>] ? drm_mode_cursor_common+0x19b/0x27d [drm] <4>[ 1895.639406] [<ffffffffa001bcba>] ? drm_mode_cursor_ioctl+0x31/0x36 [drm] <4>[ 1895.639418] [<ffffffffa0010908>] ? drm_ioctl+0x279/0x3bc [drm] <4>[ 1895.639436] [<ffffffffa001bc89>] ? drm_mode_setcrtc+0x48b/0x48b [drm] <4>[ 1895.639532] WARNING: CPU: 1 PID: 18504 at drivers/gpu/drm/i915/intel_uncore.c:47 gen6_write32+0x64/0xbf [i915]() <4>[ 1895.639554] Modules linked in: dm_mod snd_hda_codec_hdmi snd_hda_codec_conexant snd_hda_codec_generic iTCO_wdt iTCO_vendor_support snd_hda_intel snd_hda_controller snd_hda_codec snd_hwdep snd_pcm snd_timer r8169 pcspkr i2c_i801 lpc_ich snd mfd_core soundcore iosf_mbi battery wmi ac acpi_cpufreq uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_core v4l2_common videodev i915 button video drm_kms_helper drm cfbfillrect cfbimgblt cfbcopyarea <4>[ 1895.639697] CPU: 1 PID: 18504 Comm: pm_rpm Tainted: G W 3.17.0-rc1_drm-intel-nightly_257d90_20140822+ #1688 <4>[ 1895.639923] [<ffffffffa0023917>] ? drm_modeset_lock+0x52/0xb3 [drm] <4>[ 1895.639937] [<ffffffffa0019154>] ? setplane_internal+0x262/0x2bc [drm] <4>[ 1895.639950] [<ffffffffa0019349>] ? drm_mode_cursor_common+0x19b/0x27d [drm] <4>[ 1895.639979] [<ffffffffa001bcba>] ? drm_mode_cursor_ioctl+0x31/0x36 [drm] <4>[ 1895.640006] [<ffffffffa0010908>] ? drm_ioctl+0x279/0x3bc [drm] <4>[ 1895.640033] [<ffffffffa001bc89>] ? drm_mode_setcrtc+0x48b/0x48b [drm] <4>[ 1895.640118] WARNING: CPU: 1 PID: 18504 at drivers/gpu/drm/i915/intel_uncore.c:47 vlv_read32+0x20/0x14c [i915]() <4>[ 1895.640141] Modules linked in: dm_mod snd_hda_codec_hdmi snd_hda_codec_conexant snd_hda_codec_generic iTCO_wdt iTCO_vendor_support snd_hda_intel snd_hda_controller snd_hda_codec snd_hwdep snd_pcm snd_timer r8169 pcspkr i2c_i801 lpc_ich snd mfd_core soundcore iosf_mbi battery wmi ac acpi_cpufreq uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_core v4l2_common videodev i915 button video drm_kms_helper drm cfbfillrect cfbimgblt cfbcopyarea <4>[ 1895.640189] CPU: 1 PID: 18504 Comm: pm_rpm Tainted: G W 3.17.0-rc1_drm-intel-nightly_257d90_20140822+ #1688 <4>[ 1895.640445] [<ffffffffa0023917>] ? drm_modeset_lock+0x52/0xb3 [drm] <4>[ 1895.640459] [<ffffffffa0019154>] ? setplane_internal+0x262/0x2bc [drm] <4>[ 1895.640473] [<ffffffffa0019349>] ? drm_mode_cursor_common+0x19b/0x27d [drm] <4>[ 1895.640787] [<ffffffffa001bcba>] ? drm_mode_cursor_ioctl+0x31/0x36 [drm] <4>[ 1895.640799] [<ffffffffa0010908>] ? drm_ioctl+0x279/0x3bc [drm] <4>[ 1895.640817] [<ffffffffa001bc89>] ? drm_mode_setcrtc+0x48b/0x48b [drm] ==Reproduce steps== ---------------------------- 1../pm_rpm --run-subtest cursor