fixup! feat(core): refactor display drivers

core/embed/lib/gl_draw.c

@@ -156,6 +156,11 @@ void gl_draw_bitmap(gl_rect_t rect, const gl_bitmap_t* bitmap) {
       .src_alpha = 255,
   };
 
+  // Currently, we use `gl_draw_bitmap` exclusively for text rendering.
+  // Therefore, we are including the variant of `display_copy_xxx()` that is
+  // specifically needed for drawing glyphs in the format we are using
+  // to save some space in the flash memory.
+
 #if TREZOR_FONT_BPP == 1
   if (bitmap->format == GL_FORMAT_MONO1P) {
     display_copy_mono1p(&bb);