Revert "drm/vc4: hvs: Don't write gamma luts on 2711"

This reverts commit 40c77e9.

Author: popcornmix

drivers/gpu/drm/vc4/vc4_hvs.c

@@ -563,9 +563,6 @@ static void vc4_hvs_lut_load(struct vc4_hvs *hvs,
 	if (!drm_dev_enter(drm, &idx))
 		return;
 
-	if (hvs->vc4->is_vc5)
-		return;
-
 	/* The LUT memory is laid out with each HVS channel in order,
 	 * each of which takes 256 writes for R, 256 for G, then 256
 	 * for B.