RMI_F11_ABS_BYTES
u8 *pos_data = &data->abs_pos[n_finger * RMI_F11_ABS_BYTES];
int abs_size = sensor->nbr_fingers * RMI_F11_ABS_BYTES;
abs_fingers = size / RMI_F11_ABS_BYTES;
i += (sensor->nbr_fingers * RMI_F11_ABS_BYTES);