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drm/amdgpu: Use a different value than 0xDEADBEEF for jpeg ring test 

The 0xDEADBEEF standard anti-hang value. Use it may cause
fake pass.

Signed-off-by: Sonny Jiang <sonny.jiang@amd.com>
Reviewed-by: Lijo Lazar <lijo.lazar@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Sonny Jiang 2023-03-24 17:44:59 -04:00 committed by Alex Deucher
parent 96e693ad78
commit e7947c021a
1 changed files with 2 additions and 2 deletions
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4
drivers/gpu/drm/amd/amdgpu/amdgpu_jpeg.c
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@ -133,12 +133,12 @@ int amdgpu_jpeg_dec_ring_test_ring(struct amdgpu_ring *ring)
RREG32(adev->jpeg.inst[ring->me].external.jpeg_pitch[ring->pipe]);
amdgpu_ring_write(ring, PACKET0(adev->jpeg.internal.jpeg_pitch[ring->pipe], 0));
amdgpu_ring_write(ring, 0xDEADBEEF);
amdgpu_ring_write(ring, 0xABADCAFE);
amdgpu_ring_commit(ring);
for (i = 0; i < adev->usec_timeout; i++) {
tmp = RREG32(adev->jpeg.inst[ring->me].external.jpeg_pitch[ring->pipe]);
if (tmp == 0xDEADBEEF)
if (tmp == 0xABADCAFE)
break;
udelay(1);
}