<html> <head> <base href="https://bugs.freedesktop.org/"> </head> <body> <div> <a class="bz_bug_link bz_status_NEW " title="NEW - [CI][DRMTIP] igt@kms_psr@psr2_sprite_render - fail - Failed assertion: psr_wait_entry_if_enabled(data), PSR sink implementation is not reliable" href="https://bugs.freedesktop.org/show_bug.cgi?id=111743#c2">Comment # 2</a> on <a class="bz_bug_link bz_status_NEW " title="NEW - [CI][DRMTIP] igt@kms_psr@psr2_sprite_render - fail - Failed assertion: psr_wait_entry_if_enabled(data), PSR sink implementation is not reliable" href="https://bugs.freedesktop.org/show_bug.cgi?id=111743">bug 111743</a> from <a class="email" href="mailto:jose.souza@intel.com" title="Jose Roberto de Souza <jose.souza@intel.com>"> Jose Roberto de Souza</a> <pre>A FIFO underrun caused a PSR CRC mismatch and after that we don't enable PSR anymore to avoid further glitches. <3>[ 135.106379] [drm:intel_cpu_fifo_underrun_irq_handler [i915]] *ERROR* CPU pipe A FIFO underrun <7>[ 135.106573] [drm:intel_fbc_underrun_work_fn [i915]] Disabling FBC due to FIFO underrun. <7>[ 135.122201] [drm:gen8_de_irq_handler [i915]] hotplug event received, stat 0x00010000, dig 0x00000889, pins 0x00000010, long 0x00000000 <7>[ 135.122247] [drm:intel_hpd_irq_handler [i915]] digital hpd on [ENCODER:275:DDI A] - short <7>[ 135.122318] [drm:intel_dp_hpd_pulse [i915]] got hpd irq on [ENCODER:275:DDI A] - short <7>[ 135.123563] [drm:intel_dp_read_dpcd [i915]] Base DPCD: 14 0a 82 41 00 00 01 c0 02 00 00 00 0f 09 80 <7>[ 135.123601] [drm:intel_dp_read_dpcd [i915]] DPCD: 14 0a 82 c1 00 00 01 c0 02 00 00 00 0f 09 80 <7>[ 135.124530] [drm:intel_psr_enable_locked [i915]] Enabling PSR1 <7>[ 135.125051] [drm:intel_ddi_update_pipe [i915]] Panel doesn't support DRRS <3>[ 135.126007] [drm:intel_psr_short_pulse [i915]] *ERROR* PSR Link CRC error, disabling PSR We probably have issues open for the TGL FIFO underrruns, fixing those would fix this one.</pre> </div> <hr> You are receiving this mail because: <ul> <li>You are the assignee for the bug.</li> <li>You are on the CC list for the bug.</li> <li>You are the QA Contact for the bug.</li> </ul> </body> </html>