drm/nouveau: don't create accel engine objects when noaccel=1

Fixes various potential oopses.

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

diff --git a/drivers/gpu/drm/nouveau/nouveau_state.c b/drivers/gpu/drm/nouveau/nouveau_state.c
index 0c698eb..8021888 100644 (file)
--- a/drivers/gpu/drm/nouveau/nouveau_state.c
+++ b/drivers/gpu/drm/nouveau/nouveau_state.c
@@ -564,68 +564,68 @@ nouveau_card_init(struct drm_device *dev)
        if (ret)
                goto out_timer;
 
-       switch (dev_priv->card_type) {
-       case NV_04:
-               nv04_graph_create(dev);
-               break;
-       case NV_10:
-               nv10_graph_create(dev);
-               break;
-       case NV_20:
-       case NV_30:
-               nv20_graph_create(dev);
-               break;
-       case NV_40:
-               nv40_graph_create(dev);
-               break;
-       case NV_50:
-               nv50_graph_create(dev);
-               break;
-       case NV_C0:
-               nvc0_graph_create(dev);
-               break;
-       default:
-               break;
-       }
-
-       switch (dev_priv->chipset) {
-       case 0x84:
-       case 0x86:
-       case 0x92:
-       case 0x94:
-       case 0x96:
-       case 0xa0:
-               nv84_crypt_create(dev);
-               break;
-       }
+       if (!nouveau_noaccel) {
+               switch (dev_priv->card_type) {
+               case NV_04:
+                       nv04_graph_create(dev);
+                       break;
+               case NV_10:
+                       nv10_graph_create(dev);
+                       break;
+               case NV_20:
+               case NV_30:
+                       nv20_graph_create(dev);
+                       break;
+               case NV_40:
+                       nv40_graph_create(dev);
+                       break;
+               case NV_50:
+                       nv50_graph_create(dev);
+                       break;
+               case NV_C0:
+                       nvc0_graph_create(dev);
+                       break;
+               default:
+                       break;
+               }
 
-       switch (dev_priv->card_type) {
-       case NV_50:
                switch (dev_priv->chipset) {
-               case 0xa3:
-               case 0xa5:
-               case 0xa8:
-               case 0xaf:
-                       nva3_copy_create(dev);
+               case 0x84:
+               case 0x86:
+               case 0x92:
+               case 0x94:
+               case 0x96:
+               case 0xa0:
+                       nv84_crypt_create(dev);
                        break;
                }
-               break;
-       case NV_C0:
-               nvc0_copy_create(dev, 0);
-               nvc0_copy_create(dev, 1);
-               break;
-       default:
-               break;
-       }
 
-       if (dev_priv->card_type == NV_40)
-               nv40_mpeg_create(dev);
-       else
-       if (dev_priv->card_type == NV_50 &&
-           (dev_priv->chipset < 0x98 || dev_priv->chipset == 0xa0))
-               nv50_mpeg_create(dev);
+               switch (dev_priv->card_type) {
+               case NV_50:
+                       switch (dev_priv->chipset) {
+                       case 0xa3:
+                       case 0xa5:
+                       case 0xa8:
+                       case 0xaf:
+                               nva3_copy_create(dev);
+                               break;
+                       }
+                       break;
+               case NV_C0:
+                       nvc0_copy_create(dev, 0);
+                       nvc0_copy_create(dev, 1);
+                       break;
+               default:
+                       break;
+               }
+
+               if (dev_priv->card_type == NV_40)
+                       nv40_mpeg_create(dev);
+               else
+               if (dev_priv->card_type == NV_50 &&
+                   (dev_priv->chipset < 0x98 || dev_priv->chipset == 0xa0))
+                       nv50_mpeg_create(dev);
 
-       if (!nouveau_noaccel) {
                for (e = 0; e < NVOBJ_ENGINE_NR; e++) {
                        if (dev_priv->eng[e]) {
                                ret = dev_priv->eng[e]->init(dev, e);