ASoC: add SOC_DOUBLE_EXT macro

Add a macro for double controls with special callback functions.

Signed-off-by: Daniel Mack <daniel@caiaq.de>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>

1 files changed, 8 insertions, 0 deletions

diff --git a/include/sound/soc.h b/include/sound/soc.h
index b1f2f8819fea..6ab80bf7abd2 100644
--- a/include/sound/soc.h
+++ b/include/sound/soc.h
@@ -118,6 +118,14 @@
         .info = snd_soc_info_volsw, \
         .get = xhandler_get, .put = xhandler_put, \
         .private_value = SOC_SINGLE_VALUE(xreg, xshift, xmax, xinvert) }
+#define SOC_DOUBLE_EXT(xname, xreg, shift_left, shift_right, xmax, xinvert,\
+         xhandler_get, xhandler_put) \
+{       .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname),\
+        .info = snd_soc_info_volsw, \
+        .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} }
 #define SOC_SINGLE_EXT_TLV(xname, xreg, xshift, xmax, xinvert,\
          xhandler_get, xhandler_put, tlv_array) \
 {       .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \