[Bug 98505] [Topaz] Regression introduces in 4.8-rc3

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=98505

            Bug ID: 98505
           Summary: [Topaz] Regression introduces in 4.8-rc3
           Product: DRI
           Version: unspecified
          Hardware: x86-64 (AMD64)
                OS: Linux (All)
            Status: NEW
          Severity: normal
          Priority: medium
         Component: DRM/AMDgpu
          Assignee: dri-devel at lists.freedesktop.org
          Reporter: nayan26deshmukh at gmail.com

Everything was working fine with v4.8-rc2, but with v4.8-rc3 the module loads
successfully but when I try to use it via vdpau it results in following
errors:-

[  101.129388] [drm:gfx_v8_0_ring_test_ring [amdgpu]] *ERROR* amdgpu: ring 1
test failed (scratch(0xC040)=0xCAFEDEAD)
[  101.340282] [drm:gfx_v8_0_ring_test_ring [amdgpu]] *ERROR* amdgpu: ring 2
test failed (scratch(0xC040)=0xCAFEDEAD)
[  101.551074] [drm:gfx_v8_0_ring_test_ring [amdgpu]] *ERROR* amdgpu: ring 3
test failed (scratch(0xC040)=0xCAFEDEAD)
[  101.761909] [drm:gfx_v8_0_ring_test_ring [amdgpu]] *ERROR* amdgpu: ring 4
test failed (scratch(0xC040)=0xCAFEDEAD)
[  101.972856] [drm:gfx_v8_0_ring_test_ring [amdgpu]] *ERROR* amdgpu: ring 5
test failed (scratch(0xC040)=0xCAFEDEAD)
[  102.183708] [drm:gfx_v8_0_ring_test_ring [amdgpu]] *ERROR* amdgpu: ring 6
test failed (scratch(0xC040)=0xCAFEDEAD)
[  102.394620] [drm:gfx_v8_0_ring_test_ring [amdgpu]] *ERROR* amdgpu: ring 7
test failed (scratch(0xC040)=0xCAFEDEAD)
[  102.605321] [drm:gfx_v8_0_ring_test_ring [amdgpu]] *ERROR* amdgpu: ring 8
test failed (scratch(0xC040)=0xCAFEDEAD)
[  102.709055] [drm:sdma_v2_4_ring_test_ring [amdgpu]] *ERROR* amdgpu: ring 9
test failed (0xCAFEDEAD)
[  102.709065] [drm:amdgpu_resume [amdgpu]] *ERROR* resume of IP block
<sdma_v2_4> failed -22
[  102.709074] [drm:amdgpu_resume_kms [amdgpu]] *ERROR* amdgpu_resume failed
(-22).
[  126.965536] [TTM] Buffer eviction failed

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