https://bugs.freedesktop.org/show_bug.cgi?id=105996
Bug ID: 105996 Summary: [DC][CIK] Bonaire mobile - No displays being turned on Product: DRI Version: XOrg git Hardware: x86-64 (AMD64) OS: Linux (All) Status: NEW Severity: major Priority: medium Component: DRM/AMDgpu Assignee: dri-devel@lists.freedesktop.org Reporter: shawn.starr@rogers.com
Created attachment 138777 --> https://bugs.freedesktop.org/attachment.cgi?id=138777&action=edit Dmesg krnel boot with dc_log enabled
Fedora kernel: 4.17.0-0.rc0.git7.2.fc29.x86_64 (pre -rc1)
Boot options:
root=UUID=c88abf6f-2561-41e5-bec5-c3b2881d0ffc ro rhgb slub_debug=- cgroup_disable=memory console=tty0 console=ttyUSB0,9600n8 nmi_watchdog=0 audit=0 radeon.cik_support=0 amdgpu.cik_support=1 resume=/dev/sda7 i915.enable_rc6=1 i915.semaphores=1 i915.enable_psr=1 i915.enable_fbc=1 drm_kms_helper.poll=0 mce=off amdgpu.dc=1 amdgpu.dc_log=1
Note: BIOS is in dGPU only mode, so i915 is disabled.
both VGA and the LCD (LVDS) panel remain turned off, no display is available.
Attached is kernel dmesg and Xorg log files.