matrix_key_state 111 drivers/input/keyboard/pxa27x_keypad.c uint32_t matrix_key_state[MAX_MATRIX_KEY_COLS]; matrix_key_state 456 drivers/input/keyboard/pxa27x_keypad.c bits_changed = keypad->matrix_key_state[col] ^ new_state[col]; matrix_key_state 472 drivers/input/keyboard/pxa27x_keypad.c memcpy(keypad->matrix_key_state, new_state, sizeof(new_state));