htc: implement complete usb driver

libraries/libstratosphere/source/htclow/ctrl/htclow_ctrl_service.cpp

@@ -73,5 +73,12 @@ namespace ams::htclow::ctrl {
         );
     }
 
+    void HtcctrlService::SetDriverType(impl::DriverType driver_type) {
+        /* Lock ourselves. */
+        std::scoped_lock lk(m_mutex);
+
+        /* Update our beacon response. */
+        this->UpdateBeaconResponse(this->GetConnectionType(driver_type));
+    }
 
 }

libraries/libstratosphere/source/htclow/ctrl/htclow_ctrl_service.hpp

@@ -57,6 +57,8 @@ namespace ams::htclow::ctrl {
             void UpdateBeaconResponse(const char *connection);
         public:
             HtcctrlService(HtcctrlPacketFactory *pf, HtcctrlStateMachine *sm, mux::Mux *mux);
+
+            void SetDriverType(impl::DriverType driver_type);
     };
 
 }