From: Ilia Mirkin <imirkin@alum.mit.edu>
Date: Mon, 29 Jul 2013 23:05:17 +0000 (-0400)
Subject: drm/nv40/mpeg: write magic value to channel object to make it work
X-Git-Tag: v3.12-rc1~227^2~2^2~9
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=3d8b2b489e490ae63b7eddb3dcdfcee9bc32d473;p=kernel%2Fkernel-generic.git

drm/nv40/mpeg: write magic value to channel object to make it work

Looks like the rewrite in commit ebb945a94b ("drm/nouveau: port all
engines to new engine module format") missed that one little detail.

Signed-off-by: Ilia Mirkin <imirkin@alum.mit.edu>
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
---

diff --git a/drivers/gpu/drm/nouveau/core/engine/mpeg/nv40.c b/drivers/gpu/drm/nouveau/core/engine/mpeg/nv40.c
index f7c581a..dd61960 100644
--- a/drivers/gpu/drm/nouveau/core/engine/mpeg/nv40.c
+++ b/drivers/gpu/drm/nouveau/core/engine/mpeg/nv40.c
@@ -61,6 +61,7 @@ nv40_mpeg_context_ctor(struct nouveau_object *parent,
 	if (ret)
 		return ret;
 
+	nv_wo32(&chan->base.base, 0x78, 0x02001ec1);
 	return 0;
 }