drm/nv50/graph: avoid touching 400724, it doesn't exist

Harmless, but we now get MMIO fault reports, so silence it.

Signed-off-by: Ben Skeggs <bskeggs@redhat.com>

diff --git a/drivers/gpu/drm/nouveau/core/engine/graph/nv50.c b/drivers/gpu/drm/nouveau/core/engine/graph/nv50.c
index d51f29d..f2b1a7a 100644 (file)
--- a/drivers/gpu/drm/nouveau/core/engine/graph/nv50.c
+++ b/drivers/gpu/drm/nouveau/core/engine/graph/nv50.c
@@ -909,9 +909,8 @@ nv50_graph_init(struct nouveau_object *object)
        nv_wr32(priv, 0x400828, 0x00000000);
        nv_wr32(priv, 0x40082c, 0x00000000);
        nv_wr32(priv, 0x400830, 0x00000000);
-       nv_wr32(priv, 0x400724, 0x00000000);
        nv_wr32(priv, 0x40032c, 0x00000000);
-       nv_wr32(priv, 0x400320, 4);     /* CTXCTL_CMD = NEWCTXDMA */
+       nv_wr32(priv, 0x400330, 0x00000000);
 
        /* some unknown zcull magic */
        switch (nv_device(priv)->chipset & 0xf0) {