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[ALSA] Add dB scale information to trident driver
Added the dB scale information to trident driver. Signed-off-by: Takashi Iwai <tiwai@suse.de> Signed-off-by: Jaroslav Kysela <perex@suse.cz>
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@ -40,6 +40,7 @@
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#include <sound/core.h>
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#include <sound/info.h>
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#include <sound/control.h>
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#include <sound/tlv.h>
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#include <sound/trident.h>
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#include <sound/asoundef.h>
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@ -2627,6 +2628,8 @@ static int snd_trident_vol_control_get(struct snd_kcontrol *kcontrol,
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return 0;
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}
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static DECLARE_TLV_DB_SCALE(db_scale_gvol, -6375, 25, 0);
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static int snd_trident_vol_control_put(struct snd_kcontrol *kcontrol,
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struct snd_ctl_elem_value *ucontrol)
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{
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@ -2653,6 +2656,7 @@ static struct snd_kcontrol_new snd_trident_vol_music_control __devinitdata =
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.get = snd_trident_vol_control_get,
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.put = snd_trident_vol_control_put,
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.private_value = 16,
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.tlv = { .p = db_scale_gvol },
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};
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static struct snd_kcontrol_new snd_trident_vol_wave_control __devinitdata =
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@ -2663,6 +2667,7 @@ static struct snd_kcontrol_new snd_trident_vol_wave_control __devinitdata =
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.get = snd_trident_vol_control_get,
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.put = snd_trident_vol_control_put,
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.private_value = 0,
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.tlv = { .p = db_scale_gvol },
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};
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/*---------------------------------------------------------------------------
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@ -2730,6 +2735,7 @@ static struct snd_kcontrol_new snd_trident_pcm_vol_control __devinitdata =
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.info = snd_trident_pcm_vol_control_info,
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.get = snd_trident_pcm_vol_control_get,
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.put = snd_trident_pcm_vol_control_put,
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/* FIXME: no tlv yet */
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};
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/*---------------------------------------------------------------------------
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@ -2839,6 +2845,8 @@ static int snd_trident_pcm_rvol_control_put(struct snd_kcontrol *kcontrol,
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return change;
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}
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static DECLARE_TLV_DB_SCALE(db_scale_crvol, -3175, 25, 1);
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static struct snd_kcontrol_new snd_trident_pcm_rvol_control __devinitdata =
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{
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.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
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@ -2848,6 +2856,7 @@ static struct snd_kcontrol_new snd_trident_pcm_rvol_control __devinitdata =
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.info = snd_trident_pcm_rvol_control_info,
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.get = snd_trident_pcm_rvol_control_get,
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.put = snd_trident_pcm_rvol_control_put,
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.tlv = { .p = db_scale_crvol },
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};
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/*---------------------------------------------------------------------------
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@ -2903,6 +2912,7 @@ static struct snd_kcontrol_new snd_trident_pcm_cvol_control __devinitdata =
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.info = snd_trident_pcm_cvol_control_info,
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.get = snd_trident_pcm_cvol_control_get,
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.put = snd_trident_pcm_cvol_control_put,
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.tlv = { .p = db_scale_crvol },
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};
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static void snd_trident_notify_pcm_change1(struct snd_card *card,
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