ASoC: Fix WM8580 volume update handling for large register changes

The driver is out of sync with the core functions it is using.

Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>

diff --git a/sound/soc/codecs/wm8580.c b/sound/soc/codecs/wm8580.c
index 41aab4a7a2548e4bc064ed4efc5ea39f9f8374ac..9f6be3d31ac0a8268473463c39ac6c3066b01b75 100644 (file)
--- a/sound/soc/codecs/wm8580.c
+++ b/sound/soc/codecs/wm8580.c
@@ -268,9 +268,11 @@ static const DECLARE_TLV_DB_SCALE(dac_tlv, -12750, 50, 1);
 static int wm8580_out_vu(struct snd_kcontrol *kcontrol,
                         struct snd_ctl_elem_value *ucontrol)
 {
+       struct soc_mixer_control *mc =
+               (struct soc_mixer_control *)kcontrol->private_value;
        struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
-       int reg = kcontrol->private_value & 0xff;
-       int reg2 = (kcontrol->private_value >> 24) & 0xff;
+       unsigned int reg = mc->reg;
+       unsigned int reg2 = mc->rreg;
        int ret;
        u16 val;
 
@@ -292,15 +294,17 @@ static int wm8580_out_vu(struct snd_kcontrol *kcontrol,
        return 0;
 }
 
-#define SOC_WM8580_OUT_DOUBLE_R_TLV(xname, reg_left, reg_right, shift, max, invert, tlv_array) \
+#define SOC_WM8580_OUT_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 |\
                SNDRV_CTL_ELEM_ACCESS_READWRITE,  \
        .tlv.p = (tlv_array), \
        .info = snd_soc_info_volsw_2r, \
        .get = snd_soc_get_volsw_2r, .put = wm8580_out_vu, \
-       .private_value = (reg_left) | ((shift) << 8)  |         \
-               ((max) << 12) | ((invert) << 20) | ((reg_right) << 24) }
+       .private_value = (unsigned long)&(struct soc_mixer_control) \
+               {.reg = reg_left, .rreg = reg_right, .shift = xshift, \
+               .max = xmax, .invert = xinvert} }
 
 static const struct snd_kcontrol_new wm8580_snd_controls[] = {
 SOC_WM8580_OUT_DOUBLE_R_TLV("DAC1 Playback Volume",