ESC_PWRCTL_BRIGHTNESS_UP
if (strcmp(subclass, ESC_PWRCTL_BRIGHTNESS_UP) == 0) {
subcl[3] = ESC_PWRCTL_BRIGHTNESS_UP;
} else if ((strcmp(subclass, ESC_PWRCTL_BRIGHTNESS_UP) == 0) ||
acpi_drv_gen_sysevent(&vidbp->dev, ESC_PWRCTL_BRIGHTNESS_UP, 0);