[byt chv] VSync (for windowed updates) dysfunctional
Submitted by cancan,feng
Assigned to Chris Wilson @ickle
Description
Created attachment 86705
Xorg.0.log
Environment:
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Libdrm: (master)libdrm-2.4.46-42-gbf4a7cd4b2456d4dc93a86bbcc51eba4ae73390a
Mesa: (master)fe2528c0b69d5719b15d926ada9424cac7569b9c
Xserver: (master)xorg-server-1.14.99.1-215-g7d3d4ae55dd6ee338439e2424ac423b1df80501b
Xf86_video_intel: (master)2.99.902-54-gd7eb40ef
Cairo: (master)337ab1f8d9e29086bfb4001508b28835b41c6390
Libva: (staging)f5c913765e6af38d835cacf339054ccc60bddefb
Libva_intel_driver: (staging)f6685c309d94fb7679c9772703c8790cb71cdd73
Kernel: (drm-intel-nightly) 24c8329416b54b79655afe45370cf3d46f41e283
Bug Details Description:
----------------------------
Mplayer can't play video smoothly after starting X, this issue happens with SNA enabled, and it will disappear with SNA disabled. This is a xf86_video_intel regression:
dbe75982 is the first bad commit
commit dbe75982
Author: Chris Wilson chris@chris-wilson.co.uk
Date: Mon Sep 9 15:35:42 2013 +0100
sna/hsw: Fix the event selection for scanline waits on pipe A
Reproduce Steps:
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- xinit&
- mplayer -vo xv /home/testframework/MPEG-2.mpeg
**Attachment 86705**, "Xorg.0.log":
Xorg.0.log