diff options
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c | 36 |
1 files changed, 35 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c index 1d564beb0fde..6d6ab7f11b4c 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c @@ -976,7 +976,7 @@ static int amdgpu_uvd_send_msg(struct amdgpu_ring *ring, struct amdgpu_bo *bo, ib->length_dw = 16; if (direct) { - r = amdgpu_ib_schedule(ring, 1, ib, NULL, NULL, &f); + r = amdgpu_ib_schedule(ring, 1, ib, NULL, &f); job->fence = dma_fence_get(f); if (r) goto err_free; @@ -1113,6 +1113,11 @@ static void amdgpu_uvd_idle_work_handler(struct work_struct *work) amdgpu_dpm_enable_uvd(adev, false); } else { amdgpu_asic_set_uvd_clocks(adev, 0, 0); + /* shutdown the UVD block */ + amdgpu_set_powergating_state(adev, AMD_IP_BLOCK_TYPE_UVD, + AMD_PG_STATE_GATE); + amdgpu_set_clockgating_state(adev, AMD_IP_BLOCK_TYPE_UVD, + AMD_CG_STATE_GATE); } } else { schedule_delayed_work(&adev->uvd.idle_work, UVD_IDLE_TIMEOUT); @@ -1129,6 +1134,10 @@ void amdgpu_uvd_ring_begin_use(struct amdgpu_ring *ring) amdgpu_dpm_enable_uvd(adev, true); } else { amdgpu_asic_set_uvd_clocks(adev, 53300, 40000); + amdgpu_set_clockgating_state(adev, AMD_IP_BLOCK_TYPE_UVD, + AMD_CG_STATE_UNGATE); + amdgpu_set_powergating_state(adev, AMD_IP_BLOCK_TYPE_UVD, + AMD_PG_STATE_UNGATE); } } } @@ -1178,3 +1187,28 @@ int amdgpu_uvd_ring_test_ib(struct amdgpu_ring *ring, long timeout) error: return r; } + +/** + * amdgpu_uvd_used_handles - returns used UVD handles + * + * @adev: amdgpu_device pointer + * + * Returns the number of UVD handles in use + */ +uint32_t amdgpu_uvd_used_handles(struct amdgpu_device *adev) +{ + unsigned i; + uint32_t used_handles = 0; + + for (i = 0; i < adev->uvd.max_handles; ++i) { + /* + * Handles can be freed in any order, and not + * necessarily linear. So we need to count + * all non-zero handles. + */ + if (atomic_read(&adev->uvd.handles[i])) + used_handles++; + } + + return used_handles; +} |