| Summary: | [HSW ] test S3 with 3pipe cause *ERROR* | ||||||||
|---|---|---|---|---|---|---|---|---|---|
| Product: | DRI | Reporter: | xubin <bin.a.xu> | ||||||
| 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: | medium | CC: | christophe.prigent, intel-gfx-bugs | ||||||
| Version: | unspecified | ||||||||
| Hardware: | Other | ||||||||
| OS: | Linux (All) | ||||||||
| Whiteboard: | |||||||||
| i915 platform: | HSW | i915 features: | display/Other | ||||||
| Attachments: |
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Does it still happens with nightly? It might have been fixed by commit 54da691deb123c045259ebf4f5c67381244f58f1 Author: Thomas Gummerer <t.gummerer@gmail.com> Date: Thu May 14 09:16:39 2015 +0200 drm/i915: fix screen flickering Test it with latest drm-intel-nightly kernel (commit 4b2be843fab906467eed62265f5066418c73649c),the issue still exist. Output: [ 54.724540] [drm:intel_set_pch_fifo_underrun_reporting [i915]] *ERROR* uncleared pch fifo underrun on pch transcoder A [ 54.724549] [drm:cpt_irq_handler [i915]] *ERROR* PCH transcoder A FIFO underrun [ 54.738062] [drm:intel_set_cpu_fifo_underrun_reporting [i915]] *ERROR* uncleared fifo underrun on pipe B [ 54.738071] [drm:ironlake_irq_handler [i915]] *ERROR* CPU pipe B FIFO underrun Created attachment 116193 [details]
dmesg
Still seen or can be closed as very old... Closing .. please reopen if it is needed. |
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Created attachment 115106 [details] dmesg ==System Environment== -------------------------- Regression: Not sure.I can not find a good commit. Non-working platforms: Hasswell. ==kernel== -------------------------- -nightly: 044307a99b418258ac0d775460d73b20b80277c1 (fails) drm-intel-nightly: 2015y-04m-09d-15h-11m-30s UTC integration manifest -queued: 47b26b288ce8cb3e1348f83b2193851bafb6a957 (fails ) drm/i915: Remove vestigal DRI1 ring quiescing code -fixes: 5df0582bf036bb5f9a8ad8db5884fe13a55347d1 (fails) drm/i915/vlv: remove wait for previous GFX clk disable request ==Bug detailed description== ----------------------------- test S3 with 3pipe cause *ERROR* Output: [root@x-hswm24 ~]# dmesg | grep ERROR [ 2.275176] [drm:intel_set_pch_fifo_underrun_reporting [i915]] *ERROR* uncleared pch fifo underrun on pch transcoder A [ 2.275204] [drm:cpt_irq_handler [i915]] *ERROR* PCH transcoder A FIFO underrun [ 2.288750] [drm:intel_set_cpu_fifo_underrun_reporting [i915]] *ERROR* uncleared fifo underrun on pipe B [ 2.288780] [drm:ironlake_irq_handler [i915]] *ERROR* CPU pipe B FIFO underrun ==Reproduce steps== ---------------------------- 1. Connect 3 monitors 2. echo mem > /sys/power/state