qcacmn: Add hif_needs_bmi api

Since the logic requires device knowledge and could become more
complicated, provice a hif api tho check.

Change-Id: I6fbb8234a6c0a639afdd9a9a409688889e492bd7
CRs-Fixed: 986480

hif/inc/hif.h

@@ -490,6 +490,7 @@ void hif_get_hw_info(struct hif_opaque_softc *scn, u32 *version, u32 *revision,
 void hif_lro_flush_cb_register(struct hif_opaque_softc *scn,
 			       void (handler)(void *), void *data);
 void hif_lro_flush_cb_deregister(struct hif_opaque_softc *scn);
+bool hif_needs_bmi(struct hif_opaque_softc *scn);
 struct hif_target_info *hif_get_target_info_handle(struct hif_opaque_softc *
 						   scn);
 struct hif_config_info *hif_get_ini_handle(struct hif_opaque_softc *scn);

hif/src/hif_main.c

@@ -791,6 +791,18 @@ end:
 	return ret;
 }
 
+/**
+ * hif_needs_bmi() - return true if the soc needs bmi through the driver
+ * @hif_ctx: hif context
+ *
+ * Return: true if the soc needs driver bmi otherwise false
+ */
+bool hif_needs_bmi(struct hif_opaque_softc *hif_ctx)
+{
+	struct hif_softc *hif_sc = HIF_GET_SOFTC(hif_ctx);
+	return hif_sc->bus_type != QDF_BUS_TYPE_SNOC;
+}
+
 /**
  * Target info and ini parameters are global to the driver
  * Hence these structures are exposed to all the modules in