diff options
| author | Dave Airlie <airlied@redhat.com> | 2018-07-20 14:30:18 +1000 |
|---|---|---|
| committer | Dave Airlie <airlied@redhat.com> | 2018-07-20 14:54:31 +1000 |
| commit | 500775074f88d9cf5416bed2ca19592812d62c41 (patch) | |
| tree | b1c5da7128eee2f71d9259b47ab29f7cc6fbe25f /drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c | |
| parent | ef8e0ff97ae8168ffe1558a5726a8b348c8228a3 (diff) | |
| parent | 5c675bf2c67c4efb36a78bebf44dc435db2daf16 (diff) | |
Merge branch 'drm-next-4.19' of git://people.freedesktop.org/~agd5f/linux into drm-next
More features for 4.19:
- Map processes to vmids for debugging GPUVM faults
- Raven gfxoff fixes
- Initial gfxoff support for vega12
- Use defines for interrupt sources rather than magic numbers
- DC aux fixes
- Finish DC logging TODO
- Add more DC debugfs interfaces for conformance testing
- Add CRC support for DCN
- Scheduler rework in preparation for load balancing
- Unify common smu9 code
- Clean up UVD instancing support
- ttm cleanups
- Misc fixes and cleanups
Signed-off-by: Dave Airlie <airlied@redhat.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20180719194001.3488-1-alexander.deucher@amd.com
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c index 19e45a3953e0..93794a85f83d 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c @@ -211,7 +211,8 @@ void amdgpu_ring_priority_get(struct amdgpu_ring *ring, if (!ring->funcs->set_priority) return; - atomic_inc(&ring->num_jobs[priority]); + if (atomic_inc_return(&ring->num_jobs[priority]) <= 0) + return; mutex_lock(&ring->priority_mutex); if (priority <= ring->priority) |