ACK: [SRU][B/OEM-B/D/OEM-OSP1/E/unstable][PATCH 0/1] headphone has noise as not mute on dell machines with alc236/256

Sultan Alsawaf sultan.alsawaf at canonical.com
Fri Nov 29 17:28:55 UTC 2019


On Fri, Nov 29, 2019 at 09:16:24AM +0800, Hui Wang wrote:
> BugLink: https://bugs.launchpad.net/bugs/1854401
> 
> [Impact]
> There is noise in the headphone on some dell machines with the
> codec alc256 or alc236
> 
> [Fix]
> Realtek provide a patch to disable PCBEEP_IN to heapdhone.
> 
> [Test Case]
> tested the kernel with this patch, the noise disappeared.
> 
> [Regression Risk]
> Low, Realtek provided the patch, and it is limited to apply
> to alc236 and 256, and just disable the PCBEEP_IN to headphone..
> 
> 
> Kailang Yang (1):
>   UBUNTU: SAUCE: ALSA: hda/realtek - Dell headphone has noise on unmute
>     for ALC236
> 
>  sound/pci/hda/patch_realtek.c | 7 +++++--
>  1 file changed, 5 insertions(+), 2 deletions(-)
> 
> -- 
> 2.17.1
> 
> 
> -- 
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Acked-by: Sultan Alsawaf <sultan.alsawaf at canonical.com>



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