asoc: sm6150: Add support for audio over display port

Fix condition to register display port dai link as
part of soundcard registration.

CRs-Fixed: 2321275
Change-Id: I196163599299fa4aea21c930c0bfe3f8e5425223
Signed-off-by: Rohit kumar <[email protected]>
Signed-off-by: Aditya Bavanari <[email protected]>

asoc/sm6150.c

@@ -7820,7 +7820,7 @@ static struct snd_soc_card *populate_snd_card_dailinks(struct device *dev)
 			dev_dbg(dev, "%s: No DT match Ext Disp interface\n",
 				__func__);
 		} else {
-			if (auxpcm_audio_intf) {
+			if (ext_disp_audio_intf) {
 				memcpy(msm_sm6150_dai_links + total_links,
 					ext_disp_be_dai_link,
 					sizeof(ext_disp_be_dai_link));