ACK: [SRU][I/H/F][PATCH 0/1] Fix speaker issues for a couple of Lenovo laptops
tim.gardner at canonical.com
Fri Oct 8 11:46:51 UTC 2021
Acked-by: Tim Gardner <tim.gardner at canonical.com>
On 10/8/21 1:58 AM, Hui Wang wrote:
> BugLink: https://bugs.launchpad.net/bugs/1939052
> The speaker on a coule of Lenovo laptops can't output sound, need
> to do special initialization.
> Backport a upstream patch, the patch will initialize the speaker
> amplifier with special verbs.
> Booting the patched kernel, output the sound to speaker, could
> heaer the sound.
> [Where problems could occur]
> The patch set the quirk to some lenovo machines with subsystem id,
> there is no regression risk for other machines.
> Cameron Berkenpas (1):
> ALSA: hda/realtek: Quirks to enable speaker output for Lenovo Legion
> 7i 15IMHG05, Yoga 7i 14ITL5/15ITL5, and 13s Gen2 laptops.
> sound/pci/hda/patch_realtek.c | 129 ++++++++++++++++++++++++++++++++++
> 1 file changed, 129 insertions(+)
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