diff --git a/common/action.c b/common/action.c
index d5040479e8..d010383018 100644
--- a/common/action.c
+++ b/common/action.c
@@ -47,7 +47,7 @@ static uint8_t waiting_keys_head = 0;
 static bool waiting_keys_enqueue(keyevent_t event)
 {
     debug("waiting_keys["); debug_dec(waiting_keys_head); debug("] = ");
-    debug_hex8(event.key.row); debug_hex8(event.key.col); debug("\n"); // TODO event.key.raw
+    debug_hex16(event.key.raw); debug("\n");
     if (waiting_keys_head < WAITING_KEYS_BUFFER) {
         waiting_keys[waiting_keys_head++] = (keyrecord_t){ .event = event,
                                                            .mods = host_get_mods() };
@@ -59,7 +59,7 @@ static void waiting_keys_clear(void)
 {
     waiting_keys_head = 0;
 }
-static bool waiting_keys_has(keypos_t key)
+static bool waiting_keys_has(key_t key)
 {
     for (uint8_t i = 0; i < waiting_keys_head; i++) {
         if KEYEQ(key, waiting_keys[i].event.key) return true;
@@ -71,7 +71,6 @@ static void waiting_keys_process_in_current_layer(void)
     // TODO: in case of including layer key in waiting keys
     for (uint8_t i = 0; i < waiting_keys_head; i++) {
         debug("waiting_keys_process_in_current_layer["); debug_dec(i); debug("]\n");
-        // TODO: no need action in waiting_keys? should get_action() in process()?
         process(waiting_keys[i].event);
     }
     waiting_keys_clear();
@@ -80,6 +79,12 @@ static void waiting_keys_process_in_current_layer(void)
 
 void action_exec(keyevent_t event)
 {
+    if (!IS_NOEVENT(event)) {
+        debug("event: "); debug_hex16(event.key.raw);
+        debug("[");
+        if (event.pressed) debug("down"); else debug("up");
+        debug("]\n");
+    }
     if (IS_TAPPING) {
         /* when tap time elapses or waiting key is released */
         if ((timer_elapsed(tapping_key.event.time) > TAP_TIME) ||
@@ -136,7 +141,7 @@ void action_exec(keyevent_t event)
 
 static void process(keyevent_t event)
 {
-    action_t action = keymap_get_action(current_layer, event.key.row, event.key.col);
+    action_t action = keymap_get_action(current_layer, event.key.pos.row, event.key.pos.col);
     debug("action: "); debug_hex16(action.code);
     if (event.pressed) debug("[down]\n"); else debug("[up]\n");
 
diff --git a/common/keyboard.c b/common/keyboard.c
index 2e32e91e08..ea4d0ee7e6 100644
--- a/common/keyboard.c
+++ b/common/keyboard.c
@@ -66,7 +66,7 @@ void keyboard_task(void)
             for (int c = 0; c < MATRIX_COLS; c++) {
                 if (matrix_change & (1<<c)) {
                     action_exec((keyevent_t){
-                        .key = (keypos_t){ .row = r, .col = c },
+                        .key.pos  = (keypos_t){ .row = r, .col = c },
                         .pressed = (matrix_row & (1<<c)),
                         .time = (timer_read() | 1) /* NOTE: 0 means no event */
                     });
@@ -80,7 +80,7 @@ void keyboard_task(void)
     }
     // call to update delaying layer when no real event
     action_exec((keyevent_t) {
-        .key = (keypos_t){ .row = 255, .col = 255 }, // assume this key doesn't exist
+        .key.pos = (keypos_t){ .row = 255, .col = 255 }, // assume this key doesn't exist
         .pressed = false,
         .time = 0,
     });
diff --git a/common/keyboard.h b/common/keyboard.h
index 907ee1f97e..4518cdddc3 100644
--- a/common/keyboard.h
+++ b/common/keyboard.h
@@ -26,19 +26,23 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 extern "C" {
 #endif
 
-// TODO: union {raw = row:col}
 typedef struct {
-    uint8_t row;
     uint8_t col;
+    uint8_t row;
 } keypos_t;
 
+typedef union {
+    uint16_t raw;
+    keypos_t pos;
+} key_t;
+
 typedef struct {
-    keypos_t key;
+    key_t key;
     bool     pressed;
     uint16_t time;
 } keyevent_t;
 
-#define KEYEQ(keya, keyb)       (keya.row == keyb.row && keya.col == keyb.col)
+#define KEYEQ(keya, keyb)       (keya.raw == keyb.raw)
 #define IS_NOEVENT(event)       (event.time == 0)
 #define NOEVENT                 (keyevent_t) {      \
     .key = (keypos_t){ .row = 255, .col = 255 },    \