39 	struct mutex open_lock;  member
535 	mutex_lock(&(par->open_lock));  in arkfb_open()
548 	mutex_unlock(&(par->open_lock));  in arkfb_open()
559 	mutex_lock(&(par->open_lock));  in arkfb_release()
561 		mutex_unlock(&(par->open_lock));  in arkfb_release()
571 	mutex_unlock(&(par->open_lock));  in arkfb_release()
976 	mutex_init(&par->open_lock);  in ark_pci_probe()
1127 	mutex_lock(&(par->open_lock));  in ark_pci_suspend()
1130 		mutex_unlock(&(par->open_lock));  in ark_pci_suspend()
1141 	mutex_unlock(&(par->open_lock));  in ark_pci_suspend()
1158 	mutex_lock(&(par->open_lock));  in ark_pci_resume()
1175 	mutex_unlock(&(par->open_lock));  in ark_pci_resume()