is_valid_input 1419 sound/pci/rme9652/hdspm.c bool is_valid_input = 0; is_valid_input 1424 sound/pci/rme9652/hdspm.c is_valid_input = 1; is_valid_input 1428 sound/pci/rme9652/hdspm.c is_valid_input = 1; is_valid_input 1433 sound/pci/rme9652/hdspm.c if (is_valid_input && has_sync) {