ASoC: wcd938x: Use SOC_SINGLE_EXT_TLV() helper macro

Rather than open coding use the helper macro provided by the ASoC core.

Signed-off-by: Charles Keepax <ckeepax@opensource.cirrus.com>
Link: https://patch.msgid.link/20250303171424.444556-6-ckeepax@opensource.cirrus.com
Signed-off-by: Mark Brown <broonie@kernel.org>

sound/soc/codecs/wcd938x.c

@@ -70,13 +70,8 @@
 #define WCD_MBHC_HS_V_MAX           1600
 
 #define WCD938X_EAR_PA_GAIN_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 = wcd938x_ear_pa_put_gain, \
-	.private_value = SOC_SINGLE_VALUE(reg, shift, max, invert, 0) }
+	SOC_SINGLE_EXT_TLV(xname, reg, shift, max, invert, snd_soc_get_volsw, \
+			   wcd938x_ear_pa_put_gain, tlv_array)
 
 enum {
 	WCD9380 = 0,