[SRU][B/OEM-B/C/D][PATCH 0/1] audio output has constant noise on a Dell machine

[Hui Wang]

BugLink: https://bugs.launchpad.net/bugs/1810891

[Impact]
the audio output (headpohne, lineout and internal speaker) has constant
noise when playing sound.

[Fix]
Set the pin configuration and some secret coeff registers, the noise
disappears. This patch is written by Realtek engineer and is upstreamd
already.


[Test Case]
play sound via internal speaker, lineout and headphone, no noise anymore.


[Regression Potential]
Very low, this patch is upstreamd for a while, no regression is reported.


Kailang Yang (1):
  ALSA: hda/realtek - Fixed headphone issue for ALC700

 sound/pci/hda/patch_realtek.c | 33 +++++++++++++++++++++++++++++++++
 1 file changed, 33 insertions(+)

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2.17.1