fbdev: aty128fb: 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: Helge Deller <deller@gmx.de>
Reviewed-by: Jani Nikula <jani.nikula@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240731123502.1145082-3-tzimmermann@suse.de

drivers/video/fbdev/aty/aty128fb.c

@@ -1299,11 +1299,11 @@ static void aty128_set_lcd_enable(struct aty128fb_par *par, int on)
 		reg &= ~LVDS_DISPLAY_DIS;
 		aty_st_le32(LVDS_GEN_CNTL, reg);
 #ifdef CONFIG_FB_ATY128_BACKLIGHT
-		aty128_bl_set_power(info, FB_BLANK_UNBLANK);
+		aty128_bl_set_power(info, BACKLIGHT_POWER_ON);
 #endif
 	} else {
 #ifdef CONFIG_FB_ATY128_BACKLIGHT
-		aty128_bl_set_power(info, FB_BLANK_POWERDOWN);
+		aty128_bl_set_power(info, BACKLIGHT_POWER_OFF);
 #endif
 		reg = aty_ld_le32(LVDS_GEN_CNTL);
 		reg |= LVDS_DISPLAY_DIS;
@@ -1858,7 +1858,7 @@ static void aty128_bl_init(struct aty128fb_par *par)
 		219 * FB_BACKLIGHT_MAX / MAX_LEVEL);
 
 	bd->props.brightness = bd->props.max_brightness;
-	bd->props.power = FB_BLANK_UNBLANK;
+	bd->props.power = BACKLIGHT_POWER_ON;
 	backlight_update_status(bd);
 
 	printk("aty128: Backlight initialized (%s)\n", name);