def get_clock_src(self): plugs = self.__get_clock_plugs() dst = plugs['input'] src = AvcCcm.get_signal_source(self.fcp, dst) addr = AvcCcm.parse_signal_addr(plugs['output']) if AvcCcm.compare_addrs(src, addr): return 'Internal' for name, addr in self.__CLOCK_SRCS.items(): if AvcCcm.compare_addrs(src, AvcCcm.parse_signal_addr(addr)): return name raise OSError('Unexpected state of device.')
def get_avail_connections(cls, fcp, unit_plug_list, subunit_plug_list): src_candidates = {} dst_candidates = {} avail = {} for seqid, info in unit_plug_list.items(): data = info['data'] addr = AvcCcm.get_unit_signal_addr(data['unit-type'], data['plug']) if info['dir'] == 'output': target = dst_candidates else: target = src_candidates target[seqid] = addr for seqid, info in subunit_plug_list.items(): data = info['data'] addr = AvcCcm.get_subunit_signal_addr(data['subunit-type'], data['subunit-id'], data['plug']) # Inverse direction against plugs of unit. if info['dir'] == 'output': target = src_candidates else: target = dst_candidates target[seqid] = addr for dst_seqid, dst_addr in dst_candidates.items(): try: curr_src_info = AvcCcm.get_signal_source(fcp, dst_addr) except Exception: curr_src_info = None for src_seqid, src_addr in src_candidates.items(): try: AvcCcm.ask_signal_source(fcp, src_addr, dst_addr) except Exception: continue if dst_seqid not in avail: avail[dst_seqid] = [] src_info = AvcCcm.parse_signal_addr(src_addr) avail[dst_seqid].append((src_seqid, src_info == curr_src_info)) return avail
def get_clock_source(self): dst = AvcCcm.get_subunit_signal_addr('music', 0, 1) curr = AvcCcm.get_signal_source(self.unit.fcp, dst) for name, addr in self.__clocks.items(): if AvcCcm.compare_addrs(curr, AvcCcm.parse_signal_addr(addr)): return name