At Mon, 15 Jun 2015 17:43:39 +0800,
Hui Wang wrote:
> 
> On a HP Envy TouchSmart laptop, there are 2 speakers (main speaker
> and subwoofer speaker), 1 headphone and 2 DACs, without this fixup,
> the headphone will be assigned to a DAC and the 2 speakers will be
> assigned to another DAC, this assignment makes the surround-2.1
> channels invalid.
> 
> To fix it, here using a DAC/pin preference map to bind the main
> speaker to 1 DAC and the subwoofer speaker will be assigned to another
> DAC.
> 
> Cc: <[email protected]>
> Signed-off-by: Hui Wang <[email protected]>

Applied, thanks.


Takashi

> ---
>  sound/pci/hda/patch_sigmatel.c | 25 +++++++++++++++++++++++++
>  1 file changed, 25 insertions(+)
> 
> diff --git a/sound/pci/hda/patch_sigmatel.c b/sound/pci/hda/patch_sigmatel.c
> index bdcda6a..dcc7fe9 100644
> --- a/sound/pci/hda/patch_sigmatel.c
> +++ b/sound/pci/hda/patch_sigmatel.c
> @@ -100,6 +100,7 @@ enum {
>       STAC_HP_ENVY_BASS,
>       STAC_HP_BNB13_EQ,
>       STAC_HP_ENVY_TS_BASS,
> +     STAC_HP_ENVY_TS_DAC_BIND,
>       STAC_92HD83XXX_GPIO10_EAPD,
>       STAC_92HD83XXX_MODELS
>  };
> @@ -2171,6 +2172,22 @@ static void stac92hd83xxx_fixup_gpio10_eapd(struct 
> hda_codec *codec,
>       spec->eapd_switch = 0;
>  }
>  
> +static void hp_envy_ts_fixup_dac_bind(struct hda_codec *codec,
> +                                         const struct hda_fixup *fix,
> +                                         int action)
> +{
> +     struct sigmatel_spec *spec = codec->spec;
> +     static hda_nid_t preferred_pairs[] = {
> +             0xd, 0x13,
> +             0
> +     };
> +
> +     if (action != HDA_FIXUP_ACT_PRE_PROBE)
> +             return;
> +
> +     spec->gen.preferred_dacs = preferred_pairs;
> +}
> +
>  static const struct hda_verb hp_bnb13_eq_verbs[] = {
>       /* 44.1KHz base */
>       { 0x22, 0x7A6, 0x3E },
> @@ -2686,6 +2703,12 @@ static const struct hda_fixup stac92hd83xxx_fixups[] = 
> {
>                       {}
>               },
>       },
> +     [STAC_HP_ENVY_TS_DAC_BIND] = {
> +             .type = HDA_FIXUP_FUNC,
> +             .v.func = hp_envy_ts_fixup_dac_bind,
> +             .chained = true,
> +             .chain_id = STAC_HP_ENVY_TS_BASS,
> +     },
>       [STAC_92HD83XXX_GPIO10_EAPD] = {
>               .type = HDA_FIXUP_FUNC,
>               .v.func = stac92hd83xxx_fixup_gpio10_eapd,
> @@ -2764,6 +2787,8 @@ static const struct snd_pci_quirk 
> stac92hd83xxx_fixup_tbl[] = {
>                         "HP bNB13", STAC_HP_BNB13_EQ),
>       SND_PCI_QUIRK(PCI_VENDOR_ID_HP, 0x190e,
>                         "HP ENVY TS", STAC_HP_ENVY_TS_BASS),
> +     SND_PCI_QUIRK(PCI_VENDOR_ID_HP, 0x1967,
> +                       "HP ENVY TS", STAC_HP_ENVY_TS_DAC_BIND),
>       SND_PCI_QUIRK(PCI_VENDOR_ID_HP, 0x1940,
>                         "HP bNB13", STAC_HP_BNB13_EQ),
>       SND_PCI_QUIRK(PCI_VENDOR_ID_HP, 0x1941,
> -- 
> 1.9.1
> 
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