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Diffstat (limited to 'tmk_core/protocol/lufa/outputselect.c')
-rw-r--r--tmk_core/protocol/lufa/outputselect.c14
1 files changed, 12 insertions, 2 deletions
diff --git a/tmk_core/protocol/lufa/outputselect.c b/tmk_core/protocol/lufa/outputselect.c
index b115ea9691..f758c65280 100644
--- a/tmk_core/protocol/lufa/outputselect.c
+++ b/tmk_core/protocol/lufa/outputselect.c
@@ -12,8 +12,12 @@ You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
-#include "lufa.h"
#include "outputselect.h"
+
+#if defined(PROTOCOL_LUFA)
+# include "lufa.h"
+#endif
+
#ifdef MODULE_ADAFRUIT_BLE
# include "adafruit_ble.h"
#endif
@@ -35,12 +39,18 @@ void set_output(uint8_t output) {
*/
__attribute__((weak)) void set_output_user(uint8_t output) {}
+static bool is_usb_configured(void) {
+#if defined(PROTOCOL_LUFA)
+ return USB_DeviceState == DEVICE_STATE_Configured;
+#endif
+}
+
/** \brief Auto Detect Output
*
* FIXME: Needs doc
*/
uint8_t auto_detect_output(void) {
- if (USB_DeviceState == DEVICE_STATE_Configured) {
+ if (is_usb_configured()) {
return OUTPUT_USB;
}