diff options
| author | Christian König <deathsimple@vodafone.de> | 2011-09-15 19:02:22 +0200 |
|---|---|---|
| committer | Dave Airlie <airlied@redhat.com> | 2011-12-20 19:49:36 +0000 |
| commit | 15d3332f31afd571a6d23971dbc8d8db2856e661 (patch) | |
| tree | 71610dd9dd6c455fe2f4ec3639691b10388d1dab /drivers/gpu/drm/radeon/radeon_device.c | |
| parent | 7465280c076d6440e5908c158c83b542dc063a30 (diff) | |
drm/radeon/kms: add support for semaphores v3
They are used to sync between rings, while fences
sync between a ring and the cpu.
v2 Fix radeon_semaphore_driver_fini when no semaphore were
allocated.
v3 Initialize list early on to avoid issue in case or early
error
Signed-off-by: Christian König <deathsimple@vodafone.de>
Signed-off-by: Jerome Glisse <jglisse@redhat.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
Diffstat (limited to 'drivers/gpu/drm/radeon/radeon_device.c')
| -rw-r--r-- | drivers/gpu/drm/radeon/radeon_device.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_device.c b/drivers/gpu/drm/radeon/radeon_device.c index 4ed4eeb62cd..36296ad397a 100644 --- a/drivers/gpu/drm/radeon/radeon_device.c +++ b/drivers/gpu/drm/radeon/radeon_device.c @@ -726,9 +726,11 @@ int radeon_device_init(struct radeon_device *rdev, mutex_init(&rdev->pm.mutex); mutex_init(&rdev->vram_mutex); rwlock_init(&rdev->fence_lock); + rwlock_init(&rdev->semaphore_drv.lock); INIT_LIST_HEAD(&rdev->gem.objects); init_waitqueue_head(&rdev->irq.vblank_queue); init_waitqueue_head(&rdev->irq.idle_queue); + INIT_LIST_HEAD(&rdev->semaphore_drv.free); /* Set asic functions */ r = radeon_asic_init(rdev); |