Lines Matching refs:v4l2_lock
89 if (mutex_lock_interruptible(&cam->v4l2_lock)) in cpia2_open()
115 mutex_unlock(&cam->v4l2_lock); in cpia2_open()
129 mutex_lock(&cam->v4l2_lock); in cpia2_close()
144 mutex_unlock(&cam->v4l2_lock); in cpia2_close()
163 if (mutex_lock_interruptible(&cam->v4l2_lock)) in cpia2_v4l_read()
166 mutex_unlock(&cam->v4l2_lock); in cpia2_v4l_read()
181 mutex_lock(&cam->v4l2_lock); in cpia2_v4l_poll()
183 mutex_unlock(&cam->v4l2_lock); in cpia2_v4l_poll()
202 mutex_unlock(&cam->v4l2_lock); in sync()
206 mutex_lock(&cam->v4l2_lock); in sync()
933 mutex_unlock(&cam->v4l2_lock); in cpia2_dqbuf()
937 mutex_lock(&cam->v4l2_lock); in cpia2_dqbuf()
1010 if (mutex_lock_interruptible(&cam->v4l2_lock)) in cpia2_mmap()
1016 mutex_unlock(&cam->v4l2_lock); in cpia2_mmap()
1169 cam->vdev.lock = &cam->v4l2_lock; in cpia2_register_camera()