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drm/radeon: make VM flushs a ring operation

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Move flushing the VMs as function into the rings.
First step to make VM operations async.

Signed-off-by: Christian König <deathsimple@vodafone.de>
Reviewed-by: Jerome Glisse <jglisse@redhat.com>
This commit is contained in:
Christian König
2012-08-08 12:22:43 +02:00
committed by Alex Deucher
parent f82cbddddb
commit 9b40e5d842
8 changed files with 42 additions and 38 deletions
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8
drivers/gpu/drm/radeon/radeon_ring.c
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@@ -160,6 +160,10 @@ int radeon_ib_schedule(struct radeon_device *rdev, struct radeon_ib *ib,
if (!need_sync) {
radeon_semaphore_free(rdev, &ib->semaphore, NULL);
}
/* if we can't remember our last VM flush then flush now! */
if (ib->vm && !ib->vm->last_flush) {
radeon_ring_vm_flush(rdev, ib->ring, ib);
}
if (const_ib) {
radeon_ring_ib_execute(rdev, const_ib->ring, const_ib);
radeon_semaphore_free(rdev, &const_ib->semaphore, NULL);
@@ -174,6 +178,10 @@ int radeon_ib_schedule(struct radeon_device *rdev, struct radeon_ib *ib,
if (const_ib) {
const_ib->fence = radeon_fence_ref(ib->fence);
}
/* we just flushed the VM, remember that */
if (ib->vm && !ib->vm->last_flush) {
ib->vm->last_flush = radeon_fence_ref(ib->fence);
}
radeon_ring_unlock_commit(rdev, ring);
return 0;
}