Commit e7947c02 authored by Sonny Jiang's avatar Sonny Jiang Committed by Alex Deucher
Browse files

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: default avatarSonny Jiang <sonny.jiang@amd.com>
Reviewed-by: default avatarLijo Lazar <lijo.lazar@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent 96e693ad

drivers/gpu/drm/amd/amdgpu/amdgpu_jpeg.c

+2 −2
Original line number Diff line number Diff line
@@ -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);

	}