Messages in this thread | | | Date | Thu, 10 Mar 2022 14:29:50 +0100 | From | Takashi Iwai <> | Subject | Re: [PATCH] ALSA: hda/realtek - Fix headset mic problem for a HP machine with alc671 |
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On Thu, 10 Mar 2022 14:03:01 +0100, huangwenhui wrote: > > On a HP 288 Pro G8, the front Mic could not be detected. > > Signed-off-by: huangwenhui <huangwenhuia@uniontech.com>
Thanks for the patch. Most of the changes look OK, but one thing I still don't get:
> + case HDA_FIXUP_ACT_INIT: > + alc_write_coef_idx(codec, 0x19, 0xa054); > + msleep(80); > + snd_hda_codec_write(codec, hp_pin, 0, > + AC_VERB_SET_AMP_GAIN_MUTE, AMP_OUT_UNMUTE);
Why this unconditional unmute is required for fixing the mic problem?
Takashi
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