60 	struct drm_lock *lock = data;  in drm_legacy_lock()  local
69 	if (lock->context == DRM_KERNEL_CONTEXT) {  in drm_legacy_lock()
71 			  task_pid_nr(current), lock->context);  in drm_legacy_lock()
76 		  lock->context, task_pid_nr(current),  in drm_legacy_lock()
77 		  master->lock.hw_lock->lock, lock->flags);  in drm_legacy_lock()
79 	add_wait_queue(&master->lock.lock_queue, &entry);  in drm_legacy_lock()
80 	spin_lock_bh(&master->lock.spinlock);  in drm_legacy_lock()
81 	master->lock.user_waiters++;  in drm_legacy_lock()
82 	spin_unlock_bh(&master->lock.spinlock);  in drm_legacy_lock()
86 		if (!master->lock.hw_lock) {  in drm_legacy_lock()
92 		if (drm_lock_take(&master->lock, lock->context)) {  in drm_legacy_lock()
93 			master->lock.file_priv = file_priv;  in drm_legacy_lock()
94 			master->lock.lock_time = jiffies;  in drm_legacy_lock()
107 	spin_lock_bh(&master->lock.spinlock);  in drm_legacy_lock()
108 	master->lock.user_waiters--;  in drm_legacy_lock()
109 	spin_unlock_bh(&master->lock.spinlock);  in drm_legacy_lock()
111 	remove_wait_queue(&master->lock.lock_queue, &entry);  in drm_legacy_lock()
113 	DRM_DEBUG("%d %s\n", lock->context,  in drm_legacy_lock()
126 		dev->sigdata.context = lock->context;  in drm_legacy_lock()
127 		dev->sigdata.lock = master->lock.hw_lock;  in drm_legacy_lock()
131 	if (dev->driver->dma_quiescent && (lock->flags & _DRM_LOCK_QUIESCENT))  in drm_legacy_lock()
135 				  lock->context);  in drm_legacy_lock()
156 	struct drm_lock *lock = data;  in drm_legacy_unlock()  local
162 	if (lock->context == DRM_KERNEL_CONTEXT) {  in drm_legacy_unlock()
164 			  task_pid_nr(current), lock->context);  in drm_legacy_unlock()
168 	if (drm_legacy_lock_free(&master->lock, lock->context)) {  in drm_legacy_unlock()
190 	volatile unsigned int *lock = &lock_data->hw_lock->lock;  in drm_lock_take()  local
194 		old = *lock;  in drm_lock_take()
202 		prev = cmpxchg(lock, old, new);  in drm_lock_take()
239 	volatile unsigned int *lock = &lock_data->hw_lock->lock;  in drm_lock_transfer()  local
243 		old = *lock;  in drm_lock_transfer()
245 		prev = cmpxchg(lock, old, new);  in drm_lock_transfer()
264 	volatile unsigned int *lock = &lock_data->hw_lock->lock;  in drm_legacy_lock_free()  local
276 		old = *lock;  in drm_legacy_lock_free()
278 		prev = cmpxchg(lock, old, new);  in drm_legacy_lock_free()
304 	struct drm_hw_lock *lock = dev->sigdata.lock;  in drm_notifier()  local
308 	if (!lock || !_DRM_LOCK_IS_HELD(lock->lock)  in drm_notifier()
309 	    || _DRM_LOCKING_CONTEXT(lock->lock) != dev->sigdata.context)  in drm_notifier()
315 		old = lock->lock;  in drm_notifier()
317 		prev = cmpxchg(&lock->lock, old, new);  in drm_notifier()
357 	volatile unsigned int *lock = &lock_data->hw_lock->lock;  in drm_legacy_idlelock_release()  local
363 				old = *lock;  in drm_legacy_idlelock_release()
364 				prev = cmpxchg(lock, old, DRM_KERNEL_CONTEXT);  in drm_legacy_idlelock_release()
378 	return (file_priv->lock_count && master->lock.hw_lock &&  in drm_legacy_i_have_hw_lock()
379 		_DRM_LOCK_IS_HELD(master->lock.hw_lock->lock) &&  in drm_legacy_i_have_hw_lock()
380 		master->lock.file_priv == file_priv);  in drm_legacy_i_have_hw_lock()