3.17-stable review patch.  If anyone has any objections, please let me know.

------------------

From: Ben Skeggs <[email protected]>

commit 67e26e41ff8aa514826dae79f0b10169b5ba93b4 upstream.

Extends the fix in f2f9a2cbaf019481feefe231f996d3602612fa99 to also
workaround permission issues noticed by people using AGP systems.

Signed-off-by: Ben Skeggs <[email protected]>
Signed-off-by: Greg Kroah-Hartman <[email protected]>

---
 drivers/gpu/drm/nouveau/nouveau_chan.c |   12 +++++++++---
 1 file changed, 9 insertions(+), 3 deletions(-)

--- a/drivers/gpu/drm/nouveau/nouveau_chan.c
+++ b/drivers/gpu/drm/nouveau/nouveau_chan.c
@@ -400,15 +400,20 @@ nouveau_channel_new(struct nouveau_drm *
                    struct nouveau_channel **pchan)
 {
        struct nouveau_cli *cli = (void *)nvif_client(&device->base);
+       bool super;
        int ret;
 
+       /* hack until fencenv50 is fixed, and agp access relaxed */
+       super = cli->base.super;
+       cli->base.super = true;
+
        ret = nouveau_channel_ind(drm, device, handle, arg0, pchan);
        if (ret) {
                NV_PRINTK(debug, cli, "ib channel create, %d\n", ret);
                ret = nouveau_channel_dma(drm, device, handle, pchan);
                if (ret) {
                        NV_PRINTK(debug, cli, "dma channel create, %d\n", ret);
-                       return ret;
+                       goto done;
                }
        }
 
@@ -416,8 +421,9 @@ nouveau_channel_new(struct nouveau_drm *
        if (ret) {
                NV_PRINTK(error, cli, "channel failed to initialise, %d\n", 
ret);
                nouveau_channel_del(pchan);
-               return ret;
        }
 
-       return 0;
+done:
+       cli->base.super = super;
+       return ret;
 }


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