45 	struct mutex open_lock;  member
186 	mutex_lock(&(par->open_lock));  in i740fb_open()
188 	mutex_unlock(&(par->open_lock));  in i740fb_open()
197 	mutex_lock(&(par->open_lock));  in i740fb_release()
200 		mutex_unlock(&(par->open_lock));  in i740fb_release()
205 	mutex_unlock(&(par->open_lock));  in i740fb_release()
1024 	mutex_init(&par->open_lock);  in i740fb_probe()
1195 	mutex_lock(&(par->open_lock));  in i740fb_suspend()
1199 		mutex_unlock(&(par->open_lock));  in i740fb_suspend()
1206 	mutex_unlock(&(par->open_lock));  in i740fb_suspend()
1218 	mutex_lock(&(par->open_lock));  in i740fb_resume()
1227 	mutex_unlock(&(par->open_lock));  in i740fb_resume()