From 02c9f7e3cfe76a7f54ef03438c36aade86cc1c8b Mon Sep 17 00:00:00 2001
From: Kenneth Graunke <kenneth@whitecape.org>
Date: Mon, 27 Jan 2014 14:20:16 -0800
Subject: [PATCH] drm/i915: Add the WaCsStallBeforeStateCacheInvalidate:bdw
 workaround.
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On Broadwell, any PIPE_CONTROL with the "State Cache Invalidate" bit set
must be preceded by a PIPE_CONTROL with the "CS Stall" bit set.

Documented on the BSpec 3D workarounds page.

Reviewed-by: Rafael Barbalho <rafael.barbalho@intel.com>
Signed-off-by: Kenneth Graunke <kenneth@whitecape.org>
[vsyrjala: add chv w/a note too]
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>

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