1 files changed, 14 insertions, 29 deletions

diff --git a/sound/pci/ice1712/aureon.c b/sound/pci/ice1712/aureon.c
index 110d16e52733..9e66f6d306f8 100644
--- a/sound/pci/ice1712/aureon.c
+++ b/sound/pci/ice1712/aureon.c
@@ -689,42 +689,27 @@ static int aureon_ac97_mmute_put(struct snd_kcontrol *kcontrol, struct snd_ctl_e
         return change;
 }
 
-static const DECLARE_TLV_DB_SCALE(db_scale_wm_dac, -12700, 100, 1);
+static const DECLARE_TLV_DB_SCALE(db_scale_wm_dac, -10000, 100, 1);
 static const DECLARE_TLV_DB_SCALE(db_scale_wm_pcm, -6400, 50, 1);
 static const DECLARE_TLV_DB_SCALE(db_scale_wm_adc, -1200, 100, 0);
 static const DECLARE_TLV_DB_SCALE(db_scale_ac97_master, -4650, 150, 0);
 static const DECLARE_TLV_DB_SCALE(db_scale_ac97_gain, -3450, 150, 0);
 
-/*
- * Logarithmic volume values for WM8770
- * Computed as 20 * Log10(255 / x)
- */
-static const unsigned char wm_vol[256] = {
-        127, 48, 42, 39, 36, 34, 33, 31, 30, 29, 28, 27, 27, 26, 25, 25, 24, 24, 23,
-        23, 22, 22, 21, 21, 21, 20, 20, 20, 19, 19, 19, 18, 18, 18, 18, 17, 17, 17,
-        17, 16, 16, 16, 16, 15, 15, 15, 15, 15, 15, 14, 14, 14, 14, 14, 13, 13, 13,
-        13, 13, 13, 13, 12, 12, 12, 12, 12, 12, 12, 11, 11, 11, 11, 11, 11, 11, 11,
-        11, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8,
-        8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6,
-        6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5,
-        5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3,
-        3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
-        2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
-        1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
-        0, 0
-};
-
-#define WM_VOL_MAX      (sizeof(wm_vol) - 1)
+#define WM_VOL_MAX      100
+#define WM_VOL_CNT      101     /* 0dB .. -100dB */
 #define WM_VOL_MUTE     0x8000
 
 static void wm_set_vol(struct snd_ice1712 *ice, unsigned int index, unsigned short vol, unsigned short master)
 {
         unsigned char nvol;
 
-        if ((master & WM_VOL_MUTE) || (vol & WM_VOL_MUTE))
+        if ((master & WM_VOL_MUTE) || (vol & WM_VOL_MUTE)) {
                 nvol = 0;
-        else
-                nvol = 127 - wm_vol[(((vol & ~WM_VOL_MUTE) * (master & ~WM_VOL_MUTE)) / 127) & WM_VOL_MAX];
+        } else {
+                nvol = ((vol % WM_VOL_CNT) * (master % WM_VOL_CNT)) /
+                                                                WM_VOL_MAX;
+                nvol += 0x1b;
+        }
 
         wm_put(ice, index, nvol);
         wm_put_nocache(ice, index, 0x180 | nvol);
@@ -795,7 +780,7 @@ static int wm_master_vol_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_
         for (ch = 0; ch < 2; ch++) {
                 unsigned int vol = ucontrol->value.integer.value[ch];
                 if (vol > WM_VOL_MAX)
-                        continue;
+                        vol = WM_VOL_MAX;
                 vol |= spec->master[ch] & WM_VOL_MUTE;
                 if (vol != spec->master[ch]) {
                         int dac;
@@ -820,7 +805,7 @@ static int wm_vol_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *
         uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
         uinfo->count = voices;
         uinfo->value.integer.min = 0;           /* mute (-101dB) */
-        uinfo->value.integer.max = 0x7F;        /* 0dB */
+        uinfo->value.integer.max = WM_VOL_MAX;  /* 0dB */
         return 0;
 }
 
@@ -850,9 +835,9 @@ static int wm_vol_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *
         snd_ice1712_save_gpio_status(ice);
         for (i = 0; i < voices; i++) {
                 unsigned int vol = ucontrol->value.integer.value[i];
-                if (vol > 0x7f)
-                        continue;
-                vol |= spec->vol[ofs+i];
+                if (vol > WM_VOL_MAX)
+                        vol = WM_VOL_MAX;
+                vol |= spec->vol[ofs+i] & WM_VOL_MUTE;
                 if (vol != spec->vol[ofs+i]) {
                         spec->vol[ofs+i] = vol;
                         idx  = WM_DAC_ATTEN + ofs + i;