2 files changed, 33 insertions, 20 deletions

diff --git a/include/sound/soc.h b/include/sound/soc.h
index 8326fc3db1cf..697e7ffe39d7 100644
--- a/include/sound/soc.h
+++ b/include/sound/soc.h
@@ -30,10 +30,10 @@
 #define SOC_SINGLE_VALUE(xreg, xshift, xmax, xinvert) \
         ((unsigned long)&(struct soc_mixer_control) \
         {.reg = xreg, .shift = xshift, .rshift = xshift, .max = xmax, \
-        .invert = xinvert})
+        .platform_max = xmax, .invert = xinvert})
 #define SOC_SINGLE_VALUE_EXT(xreg, xmax, xinvert) \
         ((unsigned long)&(struct soc_mixer_control) \
-        {.reg = xreg, .max = xmax, .invert = xinvert})
+        {.reg = xreg, .max = xmax, .platform_max = xmax, .invert = xinvert})
 #define SOC_SINGLE(xname, reg, shift, max, invert) \
 {       .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \
         .info = snd_soc_info_volsw, .get = snd_soc_get_volsw,\
@@ -53,14 +53,14 @@
         .put = snd_soc_put_volsw, \
         .private_value = (unsigned long)&(struct soc_mixer_control) \
                 {.reg = xreg, .shift = shift_left, .rshift = shift_right, \
-                 .max = xmax, .invert = xinvert} }
+                 .max = xmax, .platform_max = xmax, .invert = xinvert} }
 #define SOC_DOUBLE_R(xname, reg_left, reg_right, xshift, xmax, xinvert) \
 {       .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname), \
         .info = snd_soc_info_volsw_2r, \
         .get = snd_soc_get_volsw_2r, .put = snd_soc_put_volsw_2r, \
         .private_value = (unsigned long)&(struct soc_mixer_control) \
                 {.reg = reg_left, .rreg = reg_right, .shift = xshift, \
-                .max = xmax, .invert = xinvert} }
+                .max = xmax, .platform_max = xmax, .invert = xinvert} }
 #define SOC_DOUBLE_TLV(xname, xreg, shift_left, shift_right, xmax, xinvert, tlv_array) \
 {       .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname),\
         .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ |\
@@ -70,7 +70,7 @@
         .put = snd_soc_put_volsw, \
         .private_value = (unsigned long)&(struct soc_mixer_control) \
                 {.reg = xreg, .shift = shift_left, .rshift = shift_right,\
-                 .max = xmax, .invert = xinvert} }
+                 .max = xmax, .platform_max = xmax, .invert = xinvert} }
 #define SOC_DOUBLE_R_TLV(xname, reg_left, reg_right, xshift, xmax, xinvert, tlv_array) \
 {       .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname),\
         .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ |\
@@ -80,7 +80,7 @@
         .get = snd_soc_get_volsw_2r, .put = snd_soc_put_volsw_2r, \
         .private_value = (unsigned long)&(struct soc_mixer_control) \
                 {.reg = reg_left, .rreg = reg_right, .shift = xshift, \
-                .max = xmax, .invert = xinvert} }
+                .max = xmax, .platform_max = xmax, .invert = xinvert} }
 #define SOC_DOUBLE_S8_TLV(xname, xreg, xmin, xmax, tlv_array) \
 {       .iface  = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname), \
         .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ | \
@@ -89,7 +89,8 @@
         .info   = snd_soc_info_volsw_s8, .get = snd_soc_get_volsw_s8, \
         .put    = snd_soc_put_volsw_s8, \
         .private_value = (unsigned long)&(struct soc_mixer_control) \
-                {.reg = xreg, .min = xmin, .max = xmax} }
+                {.reg = xreg, .min = xmin, .max = xmax, \
+                 .platform_max = xmax} }
 #define SOC_ENUM_DOUBLE(xreg, xshift_l, xshift_r, xmax, xtexts) \
 {       .reg = xreg, .shift_l = xshift_l, .shift_r = xshift_r, \
         .max = xmax, .texts = xtexts }
@@ -126,7 +127,7 @@
         .get = xhandler_get, .put = xhandler_put, \
         .private_value = (unsigned long)&(struct soc_mixer_control) \
                 {.reg = xreg, .shift = shift_left, .rshift = shift_right, \
-                 .max = xmax, .invert = xinvert} }
+                 .max = xmax, .platform_max = xmax, .invert = xinvert} }
 #define SOC_SINGLE_EXT_TLV(xname, xreg, xshift, xmax, xinvert,\
          xhandler_get, xhandler_put, tlv_array) \
 {       .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \
@@ -146,7 +147,7 @@
         .get = xhandler_get, .put = xhandler_put, \
         .private_value = (unsigned long)&(struct soc_mixer_control) \
                 {.reg = xreg, .shift = shift_left, .rshift = shift_right, \
-                .max = xmax, .invert = xinvert} }
+                .max = xmax, .platform_max = xmax, .invert = xinvert} }
 #define SOC_DOUBLE_R_EXT_TLV(xname, reg_left, reg_right, xshift, xmax, xinvert,\
          xhandler_get, xhandler_put, tlv_array) \
 {       .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname), \
@@ -157,7 +158,7 @@
         .get = xhandler_get, .put = xhandler_put, \
         .private_value = (unsigned long)&(struct soc_mixer_control) \
                 {.reg = reg_left, .rreg = reg_right, .shift = xshift, \
-                .max = xmax, .invert = xinvert} }
+                .max = xmax, .platform_max = xmax, .invert = xinvert} }
 #define SOC_SINGLE_BOOL_EXT(xname, xdata, xhandler_get, xhandler_put) \
 {       .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \
         .info = snd_soc_info_bool_ext, \
@@ -572,7 +573,7 @@ struct snd_soc_pcm_runtime {
 
 /* mixer control */
 struct soc_mixer_control {
-        int min, max;
+        int min, max, platform_max;
         unsigned int reg, rreg, shift, rshift, invert;
 };
 
diff --git a/sound/soc/soc-core.c b/sound/soc/soc-core.c
index 34f71bf60140..e1043f644730 100644
--- a/sound/soc/soc-core.c
+++ b/sound/soc/soc-core.c
@@ -2017,18 +2017,22 @@ int snd_soc_info_volsw(struct snd_kcontrol *kcontrol,
 {
         struct soc_mixer_control *mc =
                 (struct soc_mixer_control *)kcontrol->private_value;
-        int max = mc->max;
+        int platform_max;
         unsigned int shift = mc->shift;
         unsigned int rshift = mc->rshift;
 
-        if (max == 1 && !strstr(kcontrol->id.name, " Volume"))
+        if (!mc->platform_max)
+                mc->platform_max = mc->max;
+        platform_max = mc->platform_max;
+
+        if (platform_max == 1 && !strstr(kcontrol->id.name, " Volume"))
                 uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN;
         else
                 uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
 
         uinfo->count = shift == rshift ? 1 : 2;
         uinfo->value.integer.min = 0;
-        uinfo->value.integer.max = max;
+        uinfo->value.integer.max = platform_max;
         return 0;
 }
 EXPORT_SYMBOL_GPL(snd_soc_info_volsw);
@@ -2126,16 +2130,20 @@ int snd_soc_info_volsw_2r(struct snd_kcontrol *kcontrol,
 {
         struct soc_mixer_control *mc =
                 (struct soc_mixer_control *)kcontrol->private_value;
-        int max = mc->max;
+        int platform_max;
 
-        if (max == 1 && !strstr(kcontrol->id.name, " Volume"))
+        if (!mc->platform_max)
+                mc->platform_max = mc->max;
+        platform_max = mc->platform_max;
+
+        if (platform_max == 1 && !strstr(kcontrol->id.name, " Volume"))
                 uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN;
         else
                 uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
 
         uinfo->count = 2;
         uinfo->value.integer.min = 0;
-        uinfo->value.integer.max = max;
+        uinfo->value.integer.max = platform_max;
         return 0;
 }
 EXPORT_SYMBOL_GPL(snd_soc_info_volsw_2r);
@@ -2236,13 +2244,17 @@ int snd_soc_info_volsw_s8(struct snd_kcontrol *kcontrol,
 {
         struct soc_mixer_control *mc =
                 (struct soc_mixer_control *)kcontrol->private_value;
-        int max = mc->max;
+        int platform_max;
         int min = mc->min;
 
+        if (!mc->platform_max)
+                mc->platform_max = mc->max;
+        platform_max = mc->platform_max;
+
         uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
         uinfo->count = 2;
         uinfo->value.integer.min = 0;
-        uinfo->value.integer.max = max-min;
+        uinfo->value.integer.max = platform_max - min;
         return 0;
 }
 EXPORT_SYMBOL_GPL(snd_soc_info_volsw_s8);
@@ -2331,7 +2343,7 @@ int snd_soc_limit_volume(struct snd_soc_codec *codec,
         if (found) {
                 mc = (struct soc_mixer_control *)kctl->private_value;
                 if (max <= mc->max) {
-                        mc->max = max;
+                        mc->platform_max = max;
                         ret = 0;
                 }
         }