[drm-next-3.18 (-wip)] only works with b6c2b4 below evergreen (UVD)

[Dieter Nützel]

Hello Alex and Christian,

RV730 (AGP) need badly

 From b6c2b4faf90230ef9cf1a81f36cbccda4a606c59 Mon Sep 17 00:00:00 2001
 From: Alex Deucher <alexander.deucher at amd.com>
Date: Mon, 8 Sep 2014 13:16:39 -0400
Subject: [PATCH] drm/radeon: only use me/pfp sync on evergreen+

The packet seems to cause hangs on some 7xx asics.

bug:
https://bugs.freedesktop.org/show_bug.cgi?id=83616

Signed-off-by: Alex Deucher <alexander.deucher at amd.com>

to get UVD going, again.

Thanks,
Dieter.

PS
Examination of
[   11.279944] radeon 0000:01:00.0: (-1) pin WB bo failed
[   11.279956] radeon 0000:01:00.0: f6124800 unpin not necessary
[   11.279975] radeon 0000:01:00.0: disabling GPU acceleration
[   11.331227] radeon 0000:01:00.0: f610e000 unpin not necessary
is under way - I'm learning GIT...;-)