[Bug 200526] [snd_hda] hissing/static noise from headphone jack on Dell Precision M4800

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Sun Jun 7 15:54:28 UTC 2015


https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=200526

--- Comment #2 from Sean Bruno <sbruno at FreeBSD.org> ---
(In reply to Sean Bruno from comment #1)

Wait a second.  My Haswell laptop has 2 HDAC devices?

hdac0 at pci0:0:3:0:       class=0x040300 card=0x05ca1028 chip=0x0a0c8086 rev=0x0b
hdr=0x00
    vendor     = 'Intel Corporation'
    class      = multimedia
    subclass   = HDA

hdac1 at pci0:0:27:0:      class=0x040300 card=0x05ca1028 chip=0x9c208086 rev=0x04
hdr=0x00
    vendor     = 'Intel Corporation'
    device     = 'Lynx Point-LP HD Audio Controller'
    class      = multimedia

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