43 	struct mutex open_lock;  member
184 	mutex_lock(&(par->open_lock));  in i740fb_open()
186 	mutex_unlock(&(par->open_lock));  in i740fb_open()
195 	mutex_lock(&(par->open_lock));  in i740fb_release()
198 		mutex_unlock(&(par->open_lock));  in i740fb_release()
203 	mutex_unlock(&(par->open_lock));  in i740fb_release()
1015 	mutex_init(&par->open_lock);  in i740fb_probe()
1191 	mutex_lock(&(par->open_lock));  in i740fb_suspend()
1195 		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()
1232 	mutex_unlock(&(par->open_lock));  in i740fb_resume()