backlight: pcf50633-backlight: 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.

Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
Reviewed-by: Daniel Thompson <daniel.thompson@linaro.org>
Link: https://lore.kernel.org/r/20240624152033.25016-15-tzimmermann@suse.de
Signed-off-by: Lee Jones <lee@kernel.org>

Author: tdz

drivers/video/backlight/pcf50633-backlight.c

@@ -10,7 +10,6 @@
 #include <linux/platform_device.h>
 
 #include <linux/backlight.h>
-#include <linux/fb.h>
 
 #include <linux/mfd/pcf50633/core.h>
 #include <linux/mfd/pcf50633/backlight.h>
@@ -53,7 +52,7 @@ static int pcf50633_bl_update_status(struct backlight_device *bl)
 
 
 	if (bl->props.state & (BL_CORE_SUSPENDED | BL_CORE_FBBLANK) ||
-		bl->props.power != FB_BLANK_UNBLANK)
+		bl->props.power != BACKLIGHT_POWER_ON)
 		new_brightness = 0;
 	else if (bl->props.brightness < pcf_bl->brightness_limit)
 		new_brightness = bl->props.brightness;
@@ -106,7 +105,7 @@ static int pcf50633_bl_probe(struct platform_device *pdev)
 	memset(&bl_props, 0, sizeof(bl_props));
 	bl_props.type = BACKLIGHT_RAW;
 	bl_props.max_brightness = 0x3f;
-	bl_props.power = FB_BLANK_UNBLANK;
+	bl_props.power = BACKLIGHT_POWER_ON;
 
 	if (pdata) {
 		bl_props.brightness = pdata->default_brightness;