ECHECKER
ECHECKER(ret, __mt9t112_reg_write(client, a, b))
ECHECKER(ret, __mt9t112_mcu_write(client, a, b))
ECHECKER(ret, __mt9t112_reg_mask_set(client, a, b, c))
ECHECKER(ret, mt9t112_reset(client));
ECHECKER(ret, mt9t112_init_pll(client));
ECHECKER(ret, mt9t112_init_setting(client));
ECHECKER(ret, mt9t112_auto_focus_setting(client));
ECHECKER(ret, __mt9t112_mcu_mask_set(client, a, b, c))
ECHECKER(ret, __mt9t112_reg_read(client, a))
ECHECKER(ret, mt9t112_init_camera(client));
ECHECKER(ret, mt9t112_auto_focus_trigger(client));