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

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Sun Jun 7 15:51:11 UTC 2015


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

--- Comment #1 from Sean Bruno <sbruno at FreeBSD.org> ---
Exactly the same issue on the Dell E7240.  Audio works 100% great with
speakers.

Attaching headphones yeilds nothing but static.

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


My current device config looks like this:
https://people.freebsd.org/~sbruno/hdaa_haswell.log

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