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author | Chunming Zhou | 2015-08-04 05:30:09 +0200 |
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committer | Alex Deucher | 2015-08-17 22:50:59 +0200 |
commit | 7484667c6a8a9122d139a287454bc9c8799c3def (patch) | |
tree | e5c9174094b10ab1d4cb4b0af5567958876fe191 /drivers/gpu/drm/amd/amdgpu/amdgpu_fence.c | |
parent | drm/amdgpu: add amd_sched_next_queued_seq function (diff) | |
download | kernel-qcow2-linux-7484667c6a8a9122d139a287454bc9c8799c3def.tar.gz kernel-qcow2-linux-7484667c6a8a9122d139a287454bc9c8799c3def.tar.xz kernel-qcow2-linux-7484667c6a8a9122d139a287454bc9c8799c3def.zip |
drm/amdgpu: move sched job process from isr to fence callback
This way can avoid interrupt lost, and can process sched job exactly.
Signed-off-by: Chunming Zhou <david1.zhou@amd.com>
Reviewed-by: Jammy Zhou <Jammy.Zhou@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_fence.c')
-rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_fence.c | 19 |
1 files changed, 1 insertions, 18 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_fence.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_fence.c index 60e6d668f6b4..eb419791d1b2 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_fence.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_fence.c @@ -350,25 +350,8 @@ void amdgpu_fence_process(struct amdgpu_ring *ring) } } while (atomic64_xchg(&ring->fence_drv.last_seq, seq) > seq); - if (wake) { - if (amdgpu_enable_scheduler) { - uint64_t handled_seq = - amd_sched_get_handled_seq(ring->scheduler); - uint64_t latest_seq = - atomic64_read(&ring->fence_drv.last_seq); - if (handled_seq == latest_seq) { - DRM_ERROR("ring %d, EOP without seq update (lastest_seq=%llu)\n", - ring->idx, latest_seq); - goto exit; - } - do { - amd_sched_isr(ring->scheduler); - } while (amd_sched_get_handled_seq(ring->scheduler) < latest_seq); - } - + if (wake) wake_up_all(&ring->fence_drv.fence_queue); - } -exit: spin_unlock_irqrestore(&ring->fence_lock, irqflags); } |