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-rw-r--r--keyboard/hhkb/matrix.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/keyboard/hhkb/matrix.c b/keyboard/hhkb/matrix.c
index 14fae0b82c..2dfb2f5e1f 100644
--- a/keyboard/hhkb/matrix.c
+++ b/keyboard/hhkb/matrix.c
@@ -188,6 +188,14 @@ void matrix_print(void)
}
}
+uint8_t matrix_key_count(void) {
+ uint8_t count = 0;
+ for (int8_t r = MATRIX_ROWS - 1; r >= 0; --r) {
+ count += bitpop16(matrix_get_row(r));
+ }
+ return count;
+}
+
void matrix_power_up(void) {
KEY_POWER_ON();
}