38 	struct mutex open_lock;  member
287 	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()
670 	mutex_init(&par->open_lock);  in vt8623_pci_probe()
822 	mutex_lock(&(par->open_lock));  in vt8623_pci_suspend()
825 		mutex_unlock(&(par->open_lock));  in vt8623_pci_suspend()
836 	mutex_unlock(&(par->open_lock));  in vt8623_pci_suspend()
853 	mutex_lock(&(par->open_lock));  in vt8623_pci_resume()
870 	mutex_unlock(&(par->open_lock));  in vt8623_pci_resume()