platform/x86: eeepc-laptop: Use backlight power constants

Replace FB_BLANK_ constants with their counterparts from the
backlight subsystem. The values are identical, so there's no
change in functionality or semantics.
Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
Cc: Corentin Chary <corentin.chary@gmail.com>
Cc: "Luke D. Jones" <luke@ljones.dev>
Cc: Hans de Goede <hdegoede@redhat.com>
Cc: "Ilpo Järvinen" <ilpo.jarvinen@linux.intel.com>
Link: https://lore.kernel.org/r/20240731125220.1147348-6-tzimmermann@suse.deReviewed-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Hans de Goede <hdegoede@redhat.com>

drivers/platform/x86/eeepc-laptop.c

@@ -15,7 +15,6 @@
 #include <linux/types.h>
 #include <linux/platform_device.h>
 #include <linux/backlight.h>
-#include <linux/fb.h>
 #include <linux/hwmon.h>
 #include <linux/hwmon-sysfs.h>
 #include <linux/slab.h>
@@ -1137,7 +1136,7 @@ static int eeepc_backlight_init(struct eeepc_laptop *eeepc)
 	}
 	eeepc->backlight_device = bd;
 	bd->props.brightness = read_brightness(bd);
-	bd->props.power = FB_BLANK_UNBLANK;
+	bd->props.power = BACKLIGHT_POWER_ON;
 	backlight_update_status(bd);
 	return 0;
 }