Comment 4 for bug 193520

lspci -vvv gives this:

00:1f.5 Multimedia audio controller: Intel Corporation 82801CA/CAM AC'97 Audio Controller (rev 02)
 Subsystem: Cirrus Logic Crystal WMD Audio Codec
 Control: I/O+ Mem- BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B-
 Status: Cap- 66MHz- UDF- FastB2B+ ParErr- DEVSEL=medium >TAbort- <TAbort- <MAbort- >SERR- <PERR-
 Latency: 0
 Interrupt: pin B routed to IRQ 5
 Region 0: I/O ports at d800 [size=256]
 Region 1: I/O ports at dc80 [size=64]

00:1f.6 Modem: Intel Corporation 82801CA/CAM AC'97 Modem Controller (rev 02) (prog-if 00 [Generic])
 Subsystem: PCTel Inc Dell Inspiron 2100 internal modem
 Control: I/O+ Mem- BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B-
 Status: Cap- 66MHz- UDF- FastB2B+ ParErr- DEVSEL=medium >TAbort- <TAbort- <MAbort- >SERR- <PERR-
 Latency: 0
 Interrupt: pin B routed to IRQ 5
 Region 0: I/O ports at d400 [size=256]
 Region 1: I/O ports at dc00 [size=128]