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>

diff --git a/include/sound/soc.h b/include/sound/soc.h
index b1f2f8819fea7bdc6481e8f8e9990f4a585ea00a..6ab80bf7abd2bb169438049877d80c8d96e49c0f 100644 (file)
--- 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, \