https://bugs.freedesktop.org/show_bug.cgi?id=88364
Bug ID: 88364 Summary: Xorg hangs after videocard switching Product: DRI Version: DRI git Hardware: x86-64 (AMD64) OS: Linux (All) Status: NEW Severity: major Priority: medium Component: DRM/Radeon Assignee: dri-devel@lists.freedesktop.org Reporter: lissamour@gmail.com
Created attachment 112158 --> https://bugs.freedesktop.org/attachment.cgi?id=112158&action=edit dmesg log
steps to reproduce: 1. launch anything through discrete videocard e. g. DRI_PRIME=1 glxgears
I expected that program will run through discrete videocard, but after little time xorg hanged.
Ubuntu 14.10 64-bit, kernel 3.18.1, lastest mesa and drivers from oibaf ppa.
0a:00.0 Display controller: Advanced Micro Devices, Inc. [AMD/ATI] Sun LE [Radeon HD 8550M / R5 M230] (rev ff) 00:02.0 VGA compatible controller: Intel Corporation Haswell-ULT Integrated Graphics Controller (rev 0b)
cat /sys/kernel/debug/vgaswitcheroo/switch 0:IGD:+:Pwr:0000:00:02.0 1:DIS: :DynOff:0000:0a:00.0