diff options
| author | Christian König <christian.koenig@amd.com> | 2014-08-07 09:36:03 +0200 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2014-08-11 11:04:26 -0400 |
| commit | 341cb9e426fac32523427c80c67543a16be46605 (patch) | |
| tree | e83be125f262aa6dd3cd345bb0f55d735abfc44e /drivers/gpu/drm/radeon/radeon_device.c | |
| parent | 2a84a4476d6e13de72472f6ca4338aed0a8269b8 (diff) | |
drm/radeon: add userptr flag to register MMU notifier v3
Whenever userspace mapping related to our userptr change
we wait for it to become idle and unmap it from GTT.
v2: rebased, fix mutex unlock in error path
v3: improve commit message
Signed-off-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.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 c8ea050c8fa4..c58f84f3c6a5 100644 --- a/drivers/gpu/drm/radeon/radeon_device.c +++ b/drivers/gpu/drm/radeon/radeon_device.c @@ -1270,6 +1270,8 @@ int radeon_device_init(struct radeon_device *rdev, init_rwsem(&rdev->pm.mclk_lock); init_rwsem(&rdev->exclusive_lock); init_waitqueue_head(&rdev->irq.vblank_queue); + mutex_init(&rdev->mn_lock); + hash_init(rdev->mn_hash); r = radeon_gem_init(rdev); if (r) return r; |