34 	struct mutex open_lock;  member
284 	mutex_lock(&(par->open_lock));  in vt8623fb_open()
297 	mutex_unlock(&(par->open_lock));  in vt8623fb_open()
306 	mutex_lock(&(par->open_lock));  in vt8623fb_release()
308 		mutex_unlock(&(par->open_lock));  in vt8623fb_release()
316 	mutex_unlock(&(par->open_lock));  in vt8623fb_release()
686 	mutex_init(&par->open_lock);  in vt8623_pci_probe()
838 	mutex_lock(&(par->open_lock));  in vt8623_pci_suspend()
841 		mutex_unlock(&(par->open_lock));  in vt8623_pci_suspend()
848 	mutex_unlock(&(par->open_lock));  in vt8623_pci_suspend()
865 	mutex_lock(&(par->open_lock));  in vt8623_pci_resume()
874 	mutex_unlock(&(par->open_lock));  in vt8623_pci_resume()