#include "ice1712.h"
 #include "envy24ht.h"
 #include "aureon.h"
+#include <sound/tlv.h>
 
 /* WM8770 registers */
 #define WM_DAC_ATTEN           0x00    /* DAC1-8 analog attenuation */
        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)
        },
        {
                .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,
        },
        {
                .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,
        },
        {
                .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,
        },
        {
                .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,
        },
        {
                .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,
        },
        {
                .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 }
        }
 };
 
        },
        {
                .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,
        },
        {
                .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,
        },
        {
                .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,
        },
        {
                .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,
        },
        {
                .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,
        },
        {
                .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,
        },
        {
                .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,
        },
        {
                .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,
        },
        {
                .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,
                .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,
        },
        {
                .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,
        },
        {
                .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,
        },
        {
                .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,
 
 #include "ice1712.h"
 #include "envy24ht.h"
 #include "phase.h"
+#include <sound/tlv.h>
 
 /* WM8770 registers */
 #define WM_DAC_ATTEN           0x00    /* DAC1-8 analog attenuation */
        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,
        },
        {
                .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,
        },
        {
                .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,
        },
        {
                .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,
        },
        {
                .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,
        },
        {
                .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,
        },
        {
                .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 }
        }
 };
 
        },
        {
                .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,