drm/i915: Add PSR docbook
authorRodrigo Vivi <rodrigo.vivi@intel.com>
Fri, 14 Nov 2014 16:52:29 +0000 (08:52 -0800)
committerDaniel Vetter <daniel.vetter@ffwll.ch>
Mon, 17 Nov 2014 18:13:24 +0000 (19:13 +0100)
Let's document PSR a bit. No functional changes.

v2: Add actual DocBook entry and accept Daniel's improvements.

Cc: Daniel Vetter <daniel.vetter@ffwll.ch>
Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>

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