ASoC: wm8990: Use SOC_SINGLE_EXT_TLV() instead of open-coding it

Signed-off-by: Lars-Peter Clausen <lars@metafoo.de>
Signed-off-by: Mark Brown <broonie@linaro.org>
diff --git a/sound/soc/codecs/wm8990.c b/sound/soc/codecs/wm8990.c
index 837978e..253c88b 100644
--- a/sound/soc/codecs/wm8990.c
+++ b/sound/soc/codecs/wm8990.c
@@ -151,14 +151,9 @@
 }
 
 #define SOC_WM899X_OUTPGA_SINGLE_R_TLV(xname, reg, shift, max, invert,\
-	 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, \
-	.get = snd_soc_get_volsw, .put = wm899x_outpga_put_volsw_vu, \
-	.private_value = SOC_SINGLE_VALUE(reg, shift, max, invert) }
+	tlv_array) \
+	SOC_SINGLE_EXT_TLV(xname, reg, shift, max, invert, \
+		snd_soc_get_volsw, wm899x_outpga_put_volsw_vu, tlv_array)
 
 
 static const char *wm8990_digital_sidetone[] =