configs: sdm670: add missing path for hifi-playback & hifi-record

Path configurations are missed for hifi-playback and hifi-record
causing playback/recording failed.

Change-Id: I84e5dc89a0e865c095b7809411bda065f96ffd60
CRs-Fixed: 2156724
diff --git a/configs/sdm670/mixer_paths_skuw.xml b/configs/sdm670/mixer_paths_skuw.xml
index 2b3c8bb..bced57c 100644
--- a/configs/sdm670/mixer_paths_skuw.xml
+++ b/configs/sdm670/mixer_paths_skuw.xml
@@ -2624,4 +2624,25 @@
     <path name="mmap-record usb-headset-mic">
        <ctl name="MultiMedia16 Mixer USB_AUDIO_TX" value="1" />
     </path>
+
+    <path name="hifi-playback display-port">
+        <ctl name="DISPLAY_PORT Mixer MultiMedia2" value="1" />
+    </path>
+
+    <path name="hifi-playback afe-proxy">
+        <ctl name="AFE_PCM_RX Audio Mixer MultiMedia2" value="1" />
+    </path>
+
+    <path name="hifi-playback usb-headset">
+        <ctl name="USB_AUDIO_RX Audio Mixer MultiMedia2" value="1" />
+    </path>
+
+    <path name="hifi-playback usb-headphones">
+        <ctl name="USB_AUDIO_RX Audio Mixer MultiMedia2" value="1" />
+    </path>
+
+    <path name="hifi-record usb-headset-mic">
+        <ctl name="MultiMedia2 Mixer USB_AUDIO_TX" value="1" />
+    </path>
+
 </mixer>