audio-kernel: add wcd_usbss api in pineapple and mbhc driver.

add wcd_usbss api in pineapple and mbhc driver

Change-Id: I1e4d8f907003516368f855be2461a06daf4526c7

include/asoc/wcd-mbhc-v2.h

@@ -620,8 +620,8 @@ struct wcd_mbhc {
 
 	struct wcd_mbhc_fn *mbhc_fn;
 	bool force_linein;
-	struct device_node *fsa_np;
-	struct notifier_block fsa_nb;
+	struct device_node *aatc_dev_np;
+	struct notifier_block aatc_dev_nb;
 
 	struct extcon_dev *extdev;
 };