diff options
| author | Christian König <deathsimple@vodafone.de> | 2012-01-05 22:11:06 -0500 |
|---|---|---|
| committer | Dave Airlie <airlied@redhat.com> | 2012-01-06 09:16:09 +0000 |
| commit | 93504fce28b1a387ec01f81b26637d237dca2b36 (patch) | |
| tree | 7544b4fd960cbcbbfc17dea87aadd129eecf7b45 /drivers/gpu/drm/radeon/radeon_fence.c | |
| parent | 721604a15b934f0a8d1909acb8017f029128be2f (diff) | |
| download | blackbird-op-linux-93504fce28b1a387ec01f81b26637d237dca2b36.tar.gz blackbird-op-linux-93504fce28b1a387ec01f81b26637d237dca2b36.zip | |
drm/radeon/kms: Add support for multi-ring sync in CS ioctl (v2)
Use semaphores to sync buffers across rings in the CS
ioctl. Add a reloc flag to allow userspace to skip
sync for buffers.
agd5f: port to latest CS ioctl changes.
v2: add ring lock/unlock to make sure changes hit the ring.
Signed-off-by: Christian König <deathsimple@vodafone.de>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
Diffstat (limited to 'drivers/gpu/drm/radeon/radeon_fence.c')
| -rw-r--r-- | drivers/gpu/drm/radeon/radeon_fence.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_fence.c b/drivers/gpu/drm/radeon/radeon_fence.c index ae9e3da594a1..64ea3dd9e6ff 100644 --- a/drivers/gpu/drm/radeon/radeon_fence.c +++ b/drivers/gpu/drm/radeon/radeon_fence.c @@ -153,6 +153,8 @@ static void radeon_fence_destroy(struct kref *kref) list_del(&fence->list); fence->emitted = false; write_unlock_irqrestore(&fence->rdev->fence_lock, irq_flags); + if (fence->semaphore) + radeon_semaphore_free(fence->rdev, fence->semaphore); kfree(fence); } @@ -172,6 +174,7 @@ int radeon_fence_create(struct radeon_device *rdev, (*fence)->signaled = false; (*fence)->seq = 0; (*fence)->ring = ring; + (*fence)->semaphore = NULL; INIT_LIST_HEAD(&(*fence)->list); write_lock_irqsave(&rdev->fence_lock, irq_flags); |
