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drm/amd/amdgpu: compute ring test fail during S4 on CI

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unhalt Instrction Fetch Unit after all rings are inited.

Signed-off-by: JimQu <Jim.Qu@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
This commit is contained in:
jimqu 2016-08-30 09:03:16 +08:00 committed by Alex Deucher
parent 10ea943406
commit 53960b4f89
1 changed files with 9 additions and 3 deletions
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12
drivers/gpu/drm/amd/amdgpu/gfx_v7_0.c
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@ -2755,8 +2755,7 @@ static int gfx_v7_0_cp_compute_resume(struct amdgpu_device *adev)
u64 wb_gpu_addr;
u32 *buf;
struct bonaire_mqd *mqd;
gfx_v7_0_cp_compute_enable(adev, true);
struct amdgpu_ring *ring;
/* fix up chicken bits */
tmp = RREG32(mmCP_CPF_DEBUG);
@ -2791,7 +2790,7 @@ static int gfx_v7_0_cp_compute_resume(struct amdgpu_device *adev)
/* init the queues. Just two for now. */
for (i = 0; i < adev->gfx.num_compute_rings; i++) {
struct amdgpu_ring *ring = &adev->gfx.compute_ring[i];
ring = &adev->gfx.compute_ring[i];
if (ring->mqd_obj == NULL) {
r = amdgpu_bo_create(adev,
@ -2970,6 +2969,13 @@ static int gfx_v7_0_cp_compute_resume(struct amdgpu_device *adev)
amdgpu_bo_unreserve(ring->mqd_obj);
ring->ready = true;
}
gfx_v7_0_cp_compute_enable(adev, true);
for (i = 0; i < adev->gfx.num_compute_rings; i++) {
ring = &adev->gfx.compute_ring[i];
r = amdgpu_ring_test_ring(ring);
if (r)
ring->ready = false;