diff options
| author | Alex Deucher <alexander.deucher@amd.com> | 2017-03-23 01:35:44 -0400 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2017-03-29 23:54:10 -0400 |
| commit | 6a6f380f07c4f64d3517281eb0f484b54ce4a30e (patch) | |
| tree | ab1ad229856e96f11f878d475b4f3bf5641348da /drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c | |
| parent | 0875a242962cd9d2cd85a589c63393706d4f27e8 (diff) | |
| download | linux-6a6f380f07c4f64d3517281eb0f484b54ce4a30e.tar.bz2 | |
drm/amdgpu/gfx8: reserve mqd objects before mapping them
It's required.
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c | 32 |
1 files changed, 21 insertions, 11 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c index 286216b54317..bad28d8a42fb 100644 --- a/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c @@ -4963,31 +4963,40 @@ static int gfx_v8_0_kiq_resume(struct amdgpu_device *adev) gfx_v8_0_cp_compute_enable(adev, true); ring = &adev->gfx.kiq.ring; - if (!amdgpu_bo_kmap(ring->mqd_obj, &ring->mqd_ptr)) { + + r = amdgpu_bo_reserve(ring->mqd_obj, false); + if (unlikely(r != 0)) + goto done; + + r = amdgpu_bo_kmap(ring->mqd_obj, &ring->mqd_ptr); + if (!r) { r = gfx_v8_0_kiq_init_queue(ring, (struct vi_mqd *)ring->mqd_ptr, ring->mqd_gpu_addr); amdgpu_bo_kunmap(ring->mqd_obj); ring->mqd_ptr = NULL; - if (r) - return r; - } else { - return r; } + amdgpu_bo_unreserve(ring->mqd_obj); + if (r) + goto done; for (i = 0; i < adev->gfx.num_compute_rings; i++) { ring = &adev->gfx.compute_ring[i]; - if (!amdgpu_bo_kmap(ring->mqd_obj, &ring->mqd_ptr)) { + + r = amdgpu_bo_reserve(ring->mqd_obj, false); + if (unlikely(r != 0)) + goto done; + r = amdgpu_bo_kmap(ring->mqd_obj, &ring->mqd_ptr); + if (!r) { r = gfx_v8_0_kiq_init_queue(ring, (struct vi_mqd *)ring->mqd_ptr, ring->mqd_gpu_addr); amdgpu_bo_kunmap(ring->mqd_obj); ring->mqd_ptr = NULL; - if (r) - return r; - } else { - return r; } + amdgpu_bo_unreserve(ring->mqd_obj); + if (r) + goto done; } for (i = 0; i < adev->gfx.num_compute_rings; i++) { @@ -5005,7 +5014,8 @@ static int gfx_v8_0_kiq_resume(struct amdgpu_device *adev) if (r) ring->ready = false; - return 0; +done: + return r; } static int gfx_v8_0_cp_compute_resume(struct amdgpu_device *adev) |