report_rotary_event  521 drivers/input/keyboard/pxa27x_keypad.c 		report_rotary_event(keypad, 0, rotary_delta(kprec));
report_rotary_event  524 drivers/input/keyboard/pxa27x_keypad.c 		report_rotary_event(keypad, 1, rotary_delta(kprec >> 16));