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Commit c2c02ea3 authored by Lydia Wang's avatar Lydia Wang Committed by Takashi Iwai
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ALSA: HDA VIA: Limit VT1702 AA-Path max volume 



according to customer request, VT1702 AA-Path max volume (12 dB) is too
high, so limit to 0 dB.

Signed-off-by: default avatarLydia Wang <lydiawang@viatech.com.cn>
Signed-off-by: default avatarLogan Li <loganli@viatech.com.cn>
Signed-off-by: default avatarTakashi Iwai <tiwai@suse.de>
parent 518bf3ba

sound/pci/hda/patch_via.c

+6 −0
Original line number Diff line number Diff line
@@ -3166,6 +3166,12 @@ static int vt1702_parse_auto_config(struct hda_codec *codec) 
	err = vt1702_auto_create_hp_ctls(spec, spec->autocfg.hp_pins[0]);

	if (err < 0)

		return err;

	/* limit AA path volume to 0 dB */

	snd_hda_override_amp_caps(codec, 0x1A, HDA_INPUT,

				  (0x17 << AC_AMPCAP_OFFSET_SHIFT) |

				  (0x17 << AC_AMPCAP_NUM_STEPS_SHIFT) |

				  (0x5 << AC_AMPCAP_STEP_SIZE_SHIFT) |

				  (1 << AC_AMPCAP_MUTE_SHIFT));

	err = vt1702_auto_create_analog_input_ctls(spec, &spec->autocfg);

	if (err < 0)

		return err;