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drm/amdgpu: fix s3 ring test failed on Vi caused by KIQ enabled.

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Signed-off-by: Rex Zhu <Rex.Zhu@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Rex Zhu
2017-04-24 22:00:09 +08:00
committed by Alex Deucher
parent ab276632ec
commit 94c9ceade9
1 changed files with 2 additions and 3 deletions
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5
drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c
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@@ -4981,7 +4981,6 @@ static int gfx_v8_0_kiq_init_queue(struct amdgpu_ring *ring)
/* reset ring buffer */
ring->wptr = 0;
amdgpu_ring_clear_ring(ring);
mutex_lock(&adev->srbm_mutex);
vi_srbm_select(adev, ring->me, ring->pipe, ring->queue, 0);
gfx_v8_0_kiq_init_register(ring);
@@ -5023,12 +5022,12 @@ static int gfx_v8_0_kcq_init_queue(struct amdgpu_ring *ring)
/* reset MQD to a clean status */
if (adev->gfx.mec.mqd_backup[mqd_idx])
memcpy(mqd, adev->gfx.mec.mqd_backup[mqd_idx], sizeof(*mqd));
/* reset ring buffer */
ring->wptr = 0;
amdgpu_ring_clear_ring(ring);
} else {
amdgpu_ring_clear_ring(ring);
}
return 0;
}