https://bugs.freedesktop.org/show_bug.cgi?id=110538

Bug ID: 110538 Summary: [drm:r600_ring_test [radeon]] *ERROR* radeon: ring 0 test failed (scratch(0x850C)=0xCAFEDEAD) Product: DRI Version: DRI git Hardware: Other OS: All Status: NEW Severity: normal Priority: medium Component: DRM/Radeon Assignee: dri-devel@lists.freedesktop.org Reporter: baopeng88_com@163.com

Created attachment 144102 --> https://bugs.freedesktop.org/attachment.cgi?id=144102&action=edit gpu-reset-dmesg

We want to reset the radeon gpu. When we have reset, the following print will appear. And the screen is screened, how can I fix this problem. Thank you。

[ 415.343591] radeon 0000:01:00.0: WB enabled [ 415.347801] radeon 0000:01:00.0: fence driver on ring 0 use gpu addr 0x0000000080000c00 and cpu addr 0xffff8021dcba0c00 [ 415.358637] radeon 0000:01:00.0: fence driver on ring 1 use gpu addr 0x0000000080000c04 and cpu addr 0xffff8021dcba0c04 [ 415.369471] radeon 0000:01:00.0: fence driver on ring 2 use gpu addr 0x0000000080000c08 and cpu addr 0xffff8021dcba0c08 [ 415.380304] radeon 0000:01:00.0: fence driver on ring 3 use gpu addr 0x0000000080000c0c and cpu addr 0xffff8021dcba0c0c [ 415.391138] radeon 0000:01:00.0: fence driver on ring 4 use gpu addr 0x0000000080000c10 and cpu addr 0xffff8021dcba0c10 [ 415.403381] radeon 0000:01:00.0: fence driver on ring 5 use gpu addr 0x0000000000075a18 and cpu addr 0xffff000014e35a18 [ 415.515380] radeon 0000:01:00.0: failed VCE resume (-110). [ 415.860855] [drm:r600_ring_test [radeon]] *ERROR* radeon: ring 0 test failed (scratch(0x850C)=0xCAFEDEAD) [ 415.870585] [drm:si_resume [radeon]] *ERROR* si startup failed on resume