| Bug ID | 100949 |
|---|---|
| Summary | Power management problem on CIK/SI |
| Product | DRI |
| Version | DRI git |
| Hardware | x86-64 (AMD64) |
| OS | Linux (All) |
| Status | NEW |
| Severity | major |
| Priority | medium |
| Component | DRM/AMDgpu |
| Assignee | dri-devel@lists.freedesktop.org |
| Reporter | luya@fedoraproject.org |
Created attachment 131232 [details] dmesg boot from X550Z Recent kernel broke the handling of power management for CIK/SI hybrid laptop using the latest 4.9.25-20170502 from https://cgit.freedesktop.org/~agd5f/linux/?h=amd-staging-4.9 Notable highlight: [ 25.671428] kfd kfd: Allocated 3944480 bytes on gart for device(1002:130d) [ 25.671449] kfd kfd: error getting iommu info. is the iommu enabled? [ 25.671493] kfd kfd: Error initializing iommuv2 for device (1002:130d) [ 25.671558] Creating topology SYSFS entries [ 25.671642] kfd kfd: device (1002:130d) NOT added due to errors [ 695.257618] [drm:amdgpu_atombios_dp_link_train [amdgpu]] *ERROR* displayport link status failed [ 695.257654] [drm:amdgpu_atombios_dp_link_train [amdgpu]] *ERROR* clock recovery failed For a while, suspend/resume will lock up in back screen forcing a hard reset. Laptop is Asus X500ZE equipped with Kaveri and Hainan dual GPU.
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