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path: root/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c
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Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c')
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c11
1 files changed, 10 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c
index 3b885e3e9b56..85aeb0a804bb 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c
@@ -75,6 +75,10 @@ int amdgpu_ring_alloc(struct amdgpu_ring *ring, unsigned ndw)
ring->count_dw = ndw;
ring->wptr_old = ring->wptr;
+
+ if (ring->funcs->begin_use)
+ ring->funcs->begin_use(ring);
+
return 0;
}
@@ -127,6 +131,9 @@ void amdgpu_ring_commit(struct amdgpu_ring *ring)
mb();
amdgpu_ring_set_wptr(ring);
+
+ if (ring->funcs->end_use)
+ ring->funcs->end_use(ring);
}
/**
@@ -139,6 +146,9 @@ void amdgpu_ring_commit(struct amdgpu_ring *ring)
void amdgpu_ring_undo(struct amdgpu_ring *ring)
{
ring->wptr = ring->wptr_old;
+
+ if (ring->funcs->end_use)
+ ring->funcs->end_use(ring);
}
/**
@@ -198,7 +208,6 @@ int amdgpu_ring_init(struct amdgpu_device *adev, struct amdgpu_ring *ring,
ring->cond_exe_gpu_addr = adev->wb.gpu_addr + (ring->cond_exe_offs * 4);
ring->cond_exe_cpu_addr = &adev->wb.wb[ring->cond_exe_offs];
- spin_lock_init(&ring->fence_lock);
r = amdgpu_fence_driver_start_ring(ring, irq_src, irq_type);
if (r) {
dev_err(adev->dev, "failed initializing fences (%d).\n", r);