From f640c3205aca4fe231beccc9e719c946cf3fee7a Mon Sep 17 00:00:00 2001 From: Takashi Iwai Date: Wed, 30 Aug 2006 16:57:37 +0200 Subject: [PATCH] [ALSA] Add dB scale information to ice1724 driver Added the dB scale information to each board support code of ice1724 driver. Signed-off-by: Takashi Iwai Signed-off-by: Jaroslav Kysela --- sound/pci/ice1712/aureon.c | 104 ++++++++++++++++++++++++++------- sound/pci/ice1712/phase.c | 39 ++++++++++--- sound/pci/ice1712/pontis.c | 9 +++ sound/pci/ice1712/prodigy192.c | 14 +++++ 4 files changed, 139 insertions(+), 27 deletions(-) diff --git a/sound/pci/ice1712/aureon.c b/sound/pci/ice1712/aureon.c index 9492f3d245..9e76cebd2d 100644 --- a/sound/pci/ice1712/aureon.c +++ b/sound/pci/ice1712/aureon.c @@ -60,6 +60,7 @@ #include "ice1712.h" #include "envy24ht.h" #include "aureon.h" +#include /* WM8770 registers */ #define WM_DAC_ATTEN 0x00 /* DAC1-8 analog attenuation */ @@ -660,6 +661,12 @@ static int aureon_ac97_mmute_put(struct snd_kcontrol *kcontrol, struct snd_ctl_e return change; } +static DECLARE_TLV_DB_SCALE(db_scale_wm_dac, -12700, 100, 1); +static DECLARE_TLV_DB_SCALE(db_scale_wm_pcm, -6400, 50, 1); +static DECLARE_TLV_DB_SCALE(db_scale_wm_adc, -1200, 100, 0); +static DECLARE_TLV_DB_SCALE(db_scale_ac97_master, -4650, 150, 0); +static DECLARE_TLV_DB_SCALE(db_scale_ac97_gain, -3450, 150, 0); + /* * Logarithmic volume values for WM8770 * Computed as 20 * Log10(255 / x) @@ -1409,10 +1416,13 @@ static struct snd_kcontrol_new aureon_dac_controls[] __devinitdata = { }, { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, + .access = (SNDRV_CTL_ELEM_ACCESS_READWRITE | + SNDRV_CTL_ELEM_ACCESS_TLV_READ), .name = "Master Playback Volume", .info = wm_master_vol_info, .get = wm_master_vol_get, - .put = wm_master_vol_put + .put = wm_master_vol_put, + .tlv = { .p = db_scale_wm_dac } }, { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, @@ -1424,11 +1434,14 @@ static struct snd_kcontrol_new aureon_dac_controls[] __devinitdata = { }, { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, + .access = (SNDRV_CTL_ELEM_ACCESS_READWRITE | + SNDRV_CTL_ELEM_ACCESS_TLV_READ), .name = "Front Playback Volume", .info = wm_vol_info, .get = wm_vol_get, .put = wm_vol_put, - .private_value = (2 << 8) | 0 + .private_value = (2 << 8) | 0, + .tlv = { .p = db_scale_wm_dac } }, { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, @@ -1440,11 +1453,14 @@ static struct snd_kcontrol_new aureon_dac_controls[] __devinitdata = { }, { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, + .access = (SNDRV_CTL_ELEM_ACCESS_READWRITE | + SNDRV_CTL_ELEM_ACCESS_TLV_READ), .name = "Rear Playback Volume", .info = wm_vol_info, .get = wm_vol_get, .put = wm_vol_put, - .private_value = (2 << 8) | 2 + .private_value = (2 << 8) | 2, + .tlv = { .p = db_scale_wm_dac } }, { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, @@ -1456,11 +1472,14 @@ static struct snd_kcontrol_new aureon_dac_controls[] __devinitdata = { }, { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, + .access = (SNDRV_CTL_ELEM_ACCESS_READWRITE | + SNDRV_CTL_ELEM_ACCESS_TLV_READ), .name = "Center Playback Volume", .info = wm_vol_info, .get = wm_vol_get, .put = wm_vol_put, - .private_value = (1 << 8) | 4 + .private_value = (1 << 8) | 4, + .tlv = { .p = db_scale_wm_dac } }, { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, @@ -1472,11 +1491,14 @@ static struct snd_kcontrol_new aureon_dac_controls[] __devinitdata = { }, { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, + .access = (SNDRV_CTL_ELEM_ACCESS_READWRITE | + SNDRV_CTL_ELEM_ACCESS_TLV_READ), .name = "LFE Playback Volume", .info = wm_vol_info, .get = wm_vol_get, .put = wm_vol_put, - .private_value = (1 << 8) | 5 + .private_value = (1 << 8) | 5, + .tlv = { .p = db_scale_wm_dac } }, { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, @@ -1488,11 +1510,14 @@ static struct snd_kcontrol_new aureon_dac_controls[] __devinitdata = { }, { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, + .access = (SNDRV_CTL_ELEM_ACCESS_READWRITE | + SNDRV_CTL_ELEM_ACCESS_TLV_READ), .name = "Side Playback Volume", .info = wm_vol_info, .get = wm_vol_get, .put = wm_vol_put, - .private_value = (2 << 8) | 6 + .private_value = (2 << 8) | 6, + .tlv = { .p = db_scale_wm_dac } } }; @@ -1506,10 +1531,13 @@ static struct snd_kcontrol_new wm_controls[] __devinitdata = { }, { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, + .access = (SNDRV_CTL_ELEM_ACCESS_READWRITE | + SNDRV_CTL_ELEM_ACCESS_TLV_READ), .name = "PCM Playback Volume", .info = wm_pcm_vol_info, .get = wm_pcm_vol_get, - .put = wm_pcm_vol_put + .put = wm_pcm_vol_put, + .tlv = { .p = db_scale_wm_pcm } }, { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, @@ -1520,10 +1548,13 @@ static struct snd_kcontrol_new wm_controls[] __devinitdata = { }, { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, + .access = (SNDRV_CTL_ELEM_ACCESS_READWRITE | + SNDRV_CTL_ELEM_ACCESS_TLV_READ), .name = "Capture Volume", .info = wm_adc_vol_info, .get = wm_adc_vol_get, - .put = wm_adc_vol_put + .put = wm_adc_vol_put, + .tlv = { .p = db_scale_wm_adc } }, { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, @@ -1567,11 +1598,14 @@ static struct snd_kcontrol_new ac97_controls[] __devinitdata = { }, { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, + .access = (SNDRV_CTL_ELEM_ACCESS_READWRITE | + SNDRV_CTL_ELEM_ACCESS_TLV_READ), .name = "AC97 Playback Volume", .info = aureon_ac97_vol_info, .get = aureon_ac97_vol_get, .put = aureon_ac97_vol_put, - .private_value = AC97_MASTER|AUREON_AC97_STEREO + .private_value = AC97_MASTER|AUREON_AC97_STEREO, + .tlv = { .p = db_scale_ac97_master } }, { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, @@ -1583,11 +1617,14 @@ static struct snd_kcontrol_new ac97_controls[] __devinitdata = { }, { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, + .access = (SNDRV_CTL_ELEM_ACCESS_READWRITE | + SNDRV_CTL_ELEM_ACCESS_TLV_READ), .name = "CD Playback Volume", .info = aureon_ac97_vol_info, .get = aureon_ac97_vol_get, .put = aureon_ac97_vol_put, - .private_value = AC97_CD|AUREON_AC97_STEREO + .private_value = AC97_CD|AUREON_AC97_STEREO, + .tlv = { .p = db_scale_ac97_gain } }, { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, @@ -1599,11 +1636,14 @@ static struct snd_kcontrol_new ac97_controls[] __devinitdata = { }, { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, + .access = (SNDRV_CTL_ELEM_ACCESS_READWRITE | + SNDRV_CTL_ELEM_ACCESS_TLV_READ), .name = "Aux Playback Volume", .info = aureon_ac97_vol_info, .get = aureon_ac97_vol_get, .put = aureon_ac97_vol_put, - .private_value = AC97_AUX|AUREON_AC97_STEREO + .private_value = AC97_AUX|AUREON_AC97_STEREO, + .tlv = { .p = db_scale_ac97_gain } }, { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, @@ -1615,11 +1655,14 @@ static struct snd_kcontrol_new ac97_controls[] __devinitdata = { }, { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, + .access = (SNDRV_CTL_ELEM_ACCESS_READWRITE | + SNDRV_CTL_ELEM_ACCESS_TLV_READ), .name = "Line Playback Volume", .info = aureon_ac97_vol_info, .get = aureon_ac97_vol_get, .put = aureon_ac97_vol_put, - .private_value = AC97_LINE|AUREON_AC97_STEREO + .private_value = AC97_LINE|AUREON_AC97_STEREO, + .tlv = { .p = db_scale_ac97_gain } }, { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, @@ -1631,11 +1674,14 @@ static struct snd_kcontrol_new ac97_controls[] __devinitdata = { }, { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, + .access = (SNDRV_CTL_ELEM_ACCESS_READWRITE | + SNDRV_CTL_ELEM_ACCESS_TLV_READ), .name = "Mic Playback Volume", .info = aureon_ac97_vol_info, .get = aureon_ac97_vol_get, .put = aureon_ac97_vol_put, - .private_value = AC97_MIC + .private_value = AC97_MIC, + .tlv = { .p = db_scale_ac97_gain } }, { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, @@ -1657,11 +1703,14 @@ static struct snd_kcontrol_new universe_ac97_controls[] __devinitdata = { }, { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, + .access = (SNDRV_CTL_ELEM_ACCESS_READWRITE | + SNDRV_CTL_ELEM_ACCESS_TLV_READ), .name = "AC97 Playback Volume", .info = aureon_ac97_vol_info, .get = aureon_ac97_vol_get, .put = aureon_ac97_vol_put, - .private_value = AC97_MASTER|AUREON_AC97_STEREO + .private_value = AC97_MASTER|AUREON_AC97_STEREO, + .tlv = { .p = db_scale_ac97_master } }, { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, @@ -1673,11 +1722,14 @@ static struct snd_kcontrol_new universe_ac97_controls[] __devinitdata = { }, { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, + .access = (SNDRV_CTL_ELEM_ACCESS_READWRITE | + SNDRV_CTL_ELEM_ACCESS_TLV_READ), .name = "CD Playback Volume", .info = aureon_ac97_vol_info, .get = aureon_ac97_vol_get, .put = aureon_ac97_vol_put, - .private_value = AC97_AUX|AUREON_AC97_STEREO + .private_value = AC97_AUX|AUREON_AC97_STEREO, + .tlv = { .p = db_scale_ac97_gain } }, { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, @@ -1685,15 +1737,18 @@ static struct snd_kcontrol_new universe_ac97_controls[] __devinitdata = { .info = aureon_ac97_mute_info, .get = aureon_ac97_mute_get, .put = aureon_ac97_mute_put, - .private_value = AC97_CD, + .private_value = AC97_CD }, { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, + .access = (SNDRV_CTL_ELEM_ACCESS_READWRITE | + SNDRV_CTL_ELEM_ACCESS_TLV_READ), .name = "Phono Playback Volume", .info = aureon_ac97_vol_info, .get = aureon_ac97_vol_get, .put = aureon_ac97_vol_put, - .private_value = AC97_CD|AUREON_AC97_STEREO + .private_value = AC97_CD|AUREON_AC97_STEREO, + .tlv = { .p = db_scale_ac97_gain } }, { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, @@ -1705,11 +1760,14 @@ static struct snd_kcontrol_new universe_ac97_controls[] __devinitdata = { }, { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, + .access = (SNDRV_CTL_ELEM_ACCESS_READWRITE | + SNDRV_CTL_ELEM_ACCESS_TLV_READ), .name = "Line Playback Volume", .info = aureon_ac97_vol_info, .get = aureon_ac97_vol_get, .put = aureon_ac97_vol_put, - .private_value = AC97_LINE|AUREON_AC97_STEREO + .private_value = AC97_LINE|AUREON_AC97_STEREO, + .tlv = { .p = db_scale_ac97_gain } }, { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, @@ -1721,11 +1779,14 @@ static struct snd_kcontrol_new universe_ac97_controls[] __devinitdata = { }, { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, + .access = (SNDRV_CTL_ELEM_ACCESS_READWRITE | + SNDRV_CTL_ELEM_ACCESS_TLV_READ), .name = "Mic Playback Volume", .info = aureon_ac97_vol_info, .get = aureon_ac97_vol_get, .put = aureon_ac97_vol_put, - .private_value = AC97_MIC + .private_value = AC97_MIC, + .tlv = { .p = db_scale_ac97_gain } }, { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, @@ -1744,11 +1805,14 @@ static struct snd_kcontrol_new universe_ac97_controls[] __devinitdata = { }, { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, + .access = (SNDRV_CTL_ELEM_ACCESS_READWRITE | + SNDRV_CTL_ELEM_ACCESS_TLV_READ), .name = "Aux Playback Volume", .info = aureon_ac97_vol_info, .get = aureon_ac97_vol_get, .put = aureon_ac97_vol_put, - .private_value = AC97_VIDEO|AUREON_AC97_STEREO + .private_value = AC97_VIDEO|AUREON_AC97_STEREO, + .tlv = { .p = db_scale_ac97_gain } }, { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, diff --git a/sound/pci/ice1712/phase.c b/sound/pci/ice1712/phase.c index 502da1c8b5..e08d73f4ff 100644 --- a/sound/pci/ice1712/phase.c +++ b/sound/pci/ice1712/phase.c @@ -46,6 +46,7 @@ #include "ice1712.h" #include "envy24ht.h" #include "phase.h" +#include /* WM8770 registers */ #define WM_DAC_ATTEN 0x00 /* DAC1-8 analog attenuation */ @@ -696,6 +697,9 @@ static int phase28_oversampling_put(struct snd_kcontrol *kcontrol, struct snd_ct return 0; } +static DECLARE_TLV_DB_SCALE(db_scale_wm_dac, -12700, 100, 1); +static DECLARE_TLV_DB_SCALE(db_scale_wm_pcm, -6400, 50, 1); + static struct snd_kcontrol_new phase28_dac_controls[] __devinitdata = { { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, @@ -706,10 +710,13 @@ static struct snd_kcontrol_new phase28_dac_controls[] __devinitdata = { }, { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, + .access = (SNDRV_CTL_ELEM_ACCESS_READWRITE | + SNDRV_CTL_ELEM_ACCESS_TLV_READ), .name = "Master Playback Volume", .info = wm_master_vol_info, .get = wm_master_vol_get, - .put = wm_master_vol_put + .put = wm_master_vol_put, + .tlv = { .p = db_scale_wm_dac } }, { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, @@ -721,11 +728,14 @@ static struct snd_kcontrol_new phase28_dac_controls[] __devinitdata = { }, { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, + .access = (SNDRV_CTL_ELEM_ACCESS_READWRITE | + SNDRV_CTL_ELEM_ACCESS_TLV_READ), .name = "Front Playback Volume", .info = wm_vol_info, .get = wm_vol_get, .put = wm_vol_put, - .private_value = (2 << 8) | 0 + .private_value = (2 << 8) | 0, + .tlv = { .p = db_scale_wm_dac } }, { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, @@ -737,11 +747,14 @@ static struct snd_kcontrol_new phase28_dac_controls[] __devinitdata = { }, { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, + .access = (SNDRV_CTL_ELEM_ACCESS_READWRITE | + SNDRV_CTL_ELEM_ACCESS_TLV_READ), .name = "Rear Playback Volume", .info = wm_vol_info, .get = wm_vol_get, .put = wm_vol_put, - .private_value = (2 << 8) | 2 + .private_value = (2 << 8) | 2, + .tlv = { .p = db_scale_wm_dac } }, { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, @@ -753,11 +766,14 @@ static struct snd_kcontrol_new phase28_dac_controls[] __devinitdata = { }, { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, + .access = (SNDRV_CTL_ELEM_ACCESS_READWRITE | + SNDRV_CTL_ELEM_ACCESS_TLV_READ), .name = "Center Playback Volume", .info = wm_vol_info, .get = wm_vol_get, .put = wm_vol_put, - .private_value = (1 << 8) | 4 + .private_value = (1 << 8) | 4, + .tlv = { .p = db_scale_wm_dac } }, { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, @@ -769,11 +785,14 @@ static struct snd_kcontrol_new phase28_dac_controls[] __devinitdata = { }, { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, + .access = (SNDRV_CTL_ELEM_ACCESS_READWRITE | + SNDRV_CTL_ELEM_ACCESS_TLV_READ), .name = "LFE Playback Volume", .info = wm_vol_info, .get = wm_vol_get, .put = wm_vol_put, - .private_value = (1 << 8) | 5 + .private_value = (1 << 8) | 5, + .tlv = { .p = db_scale_wm_dac } }, { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, @@ -785,11 +804,14 @@ static struct snd_kcontrol_new phase28_dac_controls[] __devinitdata = { }, { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, + .access = (SNDRV_CTL_ELEM_ACCESS_READWRITE | + SNDRV_CTL_ELEM_ACCESS_TLV_READ), .name = "Side Playback Volume", .info = wm_vol_info, .get = wm_vol_get, .put = wm_vol_put, - .private_value = (2 << 8) | 6 + .private_value = (2 << 8) | 6, + .tlv = { .p = db_scale_wm_dac } } }; @@ -803,10 +825,13 @@ static struct snd_kcontrol_new wm_controls[] __devinitdata = { }, { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, + .access = (SNDRV_CTL_ELEM_ACCESS_READWRITE | + SNDRV_CTL_ELEM_ACCESS_TLV_READ), .name = "PCM Playback Volume", .info = wm_pcm_vol_info, .get = wm_pcm_vol_get, - .put = wm_pcm_vol_put + .put = wm_pcm_vol_put, + .tlv = { .p = db_scale_wm_pcm } }, { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, diff --git a/sound/pci/ice1712/pontis.c b/sound/pci/ice1712/pontis.c index 0efcad9260..6c74c2d2e7 100644 --- a/sound/pci/ice1712/pontis.c +++ b/sound/pci/ice1712/pontis.c @@ -31,6 +31,7 @@ #include #include +#include #include "ice1712.h" #include "envy24ht.h" @@ -564,6 +565,8 @@ static int pontis_gpio_data_put(struct snd_kcontrol *kcontrol, struct snd_ctl_el return changed; } +static DECLARE_TLV_DB_SCALE(db_scale_volume, -6400, 50, 1); + /* * mixers */ @@ -571,17 +574,23 @@ static int pontis_gpio_data_put(struct snd_kcontrol *kcontrol, struct snd_ctl_el static struct snd_kcontrol_new pontis_controls[] __devinitdata = { { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, + .access = (SNDRV_CTL_ELEM_ACCESS_READWRITE | + SNDRV_CTL_ELEM_ACCESS_TLV_READ), .name = "PCM Playback Volume", .info = wm_dac_vol_info, .get = wm_dac_vol_get, .put = wm_dac_vol_put, + .tlv = { .p = db_scale_volume }, }, { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, + .access = (SNDRV_CTL_ELEM_ACCESS_READWRITE | + SNDRV_CTL_ELEM_ACCESS_TLV_READ), .name = "Capture Volume", .info = wm_adc_vol_info, .get = wm_adc_vol_get, .put = wm_adc_vol_put, + .tlv = { .p = db_scale_volume }, }, { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, diff --git a/sound/pci/ice1712/prodigy192.c b/sound/pci/ice1712/prodigy192.c index fdb5cb8fac..41b2605daa 100644 --- a/sound/pci/ice1712/prodigy192.c +++ b/sound/pci/ice1712/prodigy192.c @@ -35,6 +35,7 @@ #include "envy24ht.h" #include "prodigy192.h" #include "stac946x.h" +#include static inline void stac9460_put(struct snd_ice1712 *ice, int reg, unsigned char val) { @@ -356,6 +357,9 @@ static int aureon_oversampling_put(struct snd_kcontrol *kcontrol, struct snd_ctl } #endif +static DECLARE_TLV_DB_SCALE(db_scale_dac, -19125, 75, 0); +static DECLARE_TLV_DB_SCALE(db_scale_adc, 0, 150, 0); + /* * mixers */ @@ -368,14 +372,18 @@ static struct snd_kcontrol_new stac_controls[] __devinitdata = { .get = stac9460_dac_mute_get, .put = stac9460_dac_mute_put, .private_value = 1, + .tlv = { .p = db_scale_dac } }, { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, + .access = (SNDRV_CTL_ELEM_ACCESS_READWRITE | + SNDRV_CTL_ELEM_ACCESS_TLV_READ), .name = "Master Playback Volume", .info = stac9460_dac_vol_info, .get = stac9460_dac_vol_get, .put = stac9460_dac_vol_put, .private_value = 1, + .tlv = { .p = db_scale_dac } }, { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, @@ -387,11 +395,14 @@ static struct snd_kcontrol_new stac_controls[] __devinitdata = { }, { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, + .access = (SNDRV_CTL_ELEM_ACCESS_READWRITE | + SNDRV_CTL_ELEM_ACCESS_TLV_READ), .name = "DAC Volume", .count = 6, .info = stac9460_dac_vol_info, .get = stac9460_dac_vol_get, .put = stac9460_dac_vol_put, + .tlv = { .p = db_scale_dac } }, { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, @@ -404,11 +415,14 @@ static struct snd_kcontrol_new stac_controls[] __devinitdata = { }, { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, + .access = (SNDRV_CTL_ELEM_ACCESS_READWRITE | + SNDRV_CTL_ELEM_ACCESS_TLV_READ), .name = "ADC Volume", .count = 1, .info = stac9460_adc_vol_info, .get = stac9460_adc_vol_get, .put = stac9460_adc_vol_put, + .tlv = { .p = db_scale_adc } }, #if 0 { -- 2.39.5