On Fri, May 29, 2020 at 11:25:44AM +0200, Bruno Flueckiger wrote: > Hi, > > My brand new laptop HP EliteBook 850 G6 comes with an Intel 300 Series > HD Audio device rev 0x11. The device shows up as not configured in the > dmesg. The PCI config space of the device identifies its subclass as > PCI_SUBCLASS_MULTIMEDIA_AUDIO instead of PCI_SUBCLASS_MULTIMEDIA_HDAUDIO > > The patch below makes the device work just fine on my laptop. > > Cheers, > Bruno
I think it would be better to match on the id in that case as non-azalia devices use the audio class. Index: azalia.c =================================================================== RCS file: /cvs/src/sys/dev/pci/azalia.c,v retrieving revision 1.255 diff -u -p -r1.255 azalia.c --- azalia.c 18 Apr 2020 21:55:56 -0000 1.255 +++ azalia.c 29 May 2020 09:51:06 -0000 @@ -474,6 +474,10 @@ azalia_configure_pci(azalia_t *az) } } +const struct pci_matchid azalia_pci_devices[] = { + { PCI_VENDOR_INTEL, PCI_PRODUCT_INTEL_300SERIES_U_HDA } +}; + int azalia_pci_match(struct device *parent, void *match, void *aux) { @@ -483,7 +487,8 @@ azalia_pci_match(struct device *parent, if (PCI_CLASS(pa->pa_class) == PCI_CLASS_MULTIMEDIA && PCI_SUBCLASS(pa->pa_class) == PCI_SUBCLASS_MULTIMEDIA_HDAUDIO) return 1; - return 0; + return pci_matchbyid((struct pci_attach_args *)aux, azalia_pci_devices, + nitems(azalia_pci_devices)); } void