As EAPD on NID 0x12 (speaker pin) is used as the master amp on Thinkpads with AD1984A codec, we can hook this to vmaster for saving a bit more power at master mute state.
Signed-off-by: Takashi Iwai tiwai@suse.de --- sound/pci/hda/patch_analog.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/sound/pci/hda/patch_analog.c b/sound/pci/hda/patch_analog.c index 2aa2f57..87d2e03 100644 --- a/sound/pci/hda/patch_analog.c +++ b/sound/pci/hda/patch_analog.c @@ -973,8 +973,11 @@ static void ad1884_fixup_thinkpad(struct hda_codec *codec, { struct ad198x_spec *spec = codec->spec;
- if (action == HDA_FIXUP_ACT_PRE_PROBE) + if (action == HDA_FIXUP_ACT_PRE_PROBE) { spec->gen.keep_eapd_on = 1; + spec->gen.vmaster_mute.hook = ad_vmaster_eapd_hook; + spec->eapd_nid = 0x12; + } }
/* set magic COEFs for dmic */