From eb0d4b75d506050cb369df467b93b92360f5acaf Mon Sep 17 00:00:00 2001
From: Ben Widawsky <benjamin.widawsky@intel.com>
Date: Thu, 7 Nov 2013 21:40:50 -0800
Subject: [PATCH] drm/i915/bdw: Add comment about gen8 HWS PGA

This confused me some many times that I think it is appropriate to add a
small comment to instruct the reader of the code that it is indeed doing
what it is supposed to do.

Signed-off-by: Ben Widawsky <ben@bwidawsk.net>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
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Reading git-format-patch failed