diff options
| -rw-r--r-- | sound/pci/hda/patch_via.c | 61 |
1 files changed, 61 insertions, 0 deletions
diff --git a/sound/pci/hda/patch_via.c b/sound/pci/hda/patch_via.c index a34d767..742087e 100644 --- a/sound/pci/hda/patch_via.c +++ b/sound/pci/hda/patch_via.c @@ -107,6 +107,8 @@ struct via_spec { /* work to check hp jack state */ int hp_work_active; int vt1708_jack_detect; + + unsigned int beep_amp; }; static enum VIA_HDA_CODEC get_codec_type(struct hda_codec *codec); @@ -266,6 +268,59 @@ static const struct snd_kcontrol_new via_pin_power_ctl_enum[] = { {} /* terminator */ }; +#ifdef CONFIG_SND_HDA_INPUT_BEEP +static inline void set_beep_amp(struct via_spec *spec, hda_nid_t nid, + int idx, int dir) +{ + spec->gen.beep_nid = nid; + spec->beep_amp = HDA_COMPOSE_AMP_VAL(nid, 1, idx, dir); +} + +/* additional beep mixers; the actual parameters are overwritten at build */ +static const struct snd_kcontrol_new cxt_beep_mixer[] = { + HDA_CODEC_VOLUME_MONO("Beep Playback Volume", 0, 1, 0, HDA_OUTPUT), + HDA_CODEC_MUTE_BEEP_MONO("Beep Playback Switch", 0, 1, 0, HDA_OUTPUT), + { } /* end */ +}; + +/* create beep controls if needed */ +static int add_beep_ctls(struct hda_codec *codec) +{ + struct via_spec *spec = codec->spec; + int err; + + if (spec->beep_amp) { + const struct snd_kcontrol_new *knew; + for (knew = cxt_beep_mixer; knew->name; knew++) { + struct snd_kcontrol *kctl; + kctl = snd_ctl_new1(knew, codec); + if (!kctl) + return -ENOMEM; + kctl->private_value = spec->beep_amp; + err = snd_hda_ctl_add(codec, 0, kctl); + if (err < 0) + return err; + } + } + return 0; +} + +static void auto_parse_beep(struct hda_codec *codec) +{ + struct via_spec *spec = codec->spec; + hda_nid_t nid; + + for_each_hda_codec_node(nid, codec) + if (get_wcaps_type(get_wcaps(codec, nid)) == AC_WID_BEEP) { + set_beep_amp(spec, nid, 0, HDA_OUTPUT); + break; + } +} +#else +#define set_beep_amp(spec, nid, idx, dir) /* NOP */ +#define add_beep_ctls(codec) 0 +#define auto_parse_beep(codec) +#endif /* check AA path's mute status */ static bool is_aa_path_mute(struct hda_codec *codec) @@ -352,6 +407,10 @@ static int via_build_controls(struct hda_codec *codec) if (err < 0) return err; + err = add_beep_ctls(codec); + if (err < 0) + return err; + spec->mixers[spec->num_mixers++] = via_pin_power_ctl_enum; for (i = 0; i < spec->num_mixers; i++) { @@ -512,6 +571,8 @@ static int via_parse_auto_config(struct hda_codec *codec) if (err < 0) return err; + auto_parse_beep(codec); + err = snd_hda_gen_parse_auto_config(codec, &spec->gen.autocfg); if (err < 0) return err; |
