nouveau: Allow creation of gpuobjs before any other init has taken place.

3 files changed, 30 insertions, 3 deletions

diff --git a/shared-core/nouveau_drv.h b/shared-core/nouveau_drv.h
index 572df46e..4d5c7f7e 100644
--- a/shared-core/nouveau_drv.h
+++ b/shared-core/nouveau_drv.h
@@ -370,8 +370,10 @@ extern int  nouveau_fifo_alloc(struct drm_device *dev,
 extern void nouveau_fifo_free(struct nouveau_channel *);
 
 /* nouveau_object.c */
+extern int  nouveau_gpuobj_early_init(struct drm_device *);
 extern int  nouveau_gpuobj_init(struct drm_device *);
 extern void nouveau_gpuobj_takedown(struct drm_device *);
+extern void nouveau_gpuobj_late_takedown(struct drm_device *);
 extern int nouveau_gpuobj_channel_init(struct nouveau_channel *,
 				       uint32_t vram_h, uint32_t tt_h);
 extern void nouveau_gpuobj_channel_takedown(struct nouveau_channel *);
diff --git a/shared-core/nouveau_object.c b/shared-core/nouveau_object.c
index bb096531..d4142e44 100644
--- a/shared-core/nouveau_object.c
+++ b/shared-core/nouveau_object.c
@@ -265,11 +265,25 @@ nouveau_gpuobj_new(struct drm_device *dev, struct nouveau_channel *chan,
 }
 
 int
+nouveau_gpuobj_early_init(struct drm_device *dev)
+{
+	struct drm_nouveau_private *dev_priv = dev->dev_private;
+
+	DRM_DEBUG("\n");
+
+	INIT_LIST_HEAD(&dev_priv->gpuobj_list);
+
+	return 0;
+}
+
+int
 nouveau_gpuobj_init(struct drm_device *dev)
 {
 	struct drm_nouveau_private *dev_priv = dev->dev_private;
 	int ret;
 
+	DRM_DEBUG("\n");
+
 	if (dev_priv->card_type < NV_50) {
 		if ((ret = nouveau_gpuobj_new_fake(dev, dev_priv->ramht_offset,
 						   dev_priv->ramht_size,
@@ -286,12 +300,20 @@ void
 nouveau_gpuobj_takedown(struct drm_device *dev)
 {
 	struct drm_nouveau_private *dev_priv = dev->dev_private;
-	struct nouveau_gpuobj *gpuobj = NULL;
-	struct list_head *entry, *tmp;
 
 	DRM_DEBUG("\n");
 
 	nouveau_gpuobj_del(dev, &dev_priv->ramht);
+}
+
+void
+nouveau_gpuobj_late_takedown(struct drm_device *dev)
+{
+	struct drm_nouveau_private *dev_priv = dev->dev_private;
+	struct nouveau_gpuobj *gpuobj = NULL;
+	struct list_head *entry, *tmp;
+
+	DRM_DEBUG("\n");
 
 	list_for_each_safe(entry, tmp, &dev_priv->gpuobj_list) {
 		gpuobj = list_entry(entry, struct nouveau_gpuobj, list);
diff --git a/shared-core/nouveau_state.c b/shared-core/nouveau_state.c
index e80e77a5..eac38060 100644
--- a/shared-core/nouveau_state.c
+++ b/shared-core/nouveau_state.c
@@ -296,7 +296,8 @@ nouveau_card_init(struct drm_device *dev)
 	engine = &dev_priv->Engine;
 	dev_priv->init_state = NOUVEAU_CARD_INIT_FAILED;
 
-	INIT_LIST_HEAD(&dev_priv->gpuobj_list);
+	ret = nouveau_gpuobj_early_init(dev);
+	if (ret) return ret;
 
 	/* Initialise instance memory, must happen before mem_init so we
 	 * know exactly how much VRAM we're able to use for "normal"
@@ -375,6 +376,8 @@ static void nouveau_card_takedown(struct drm_device *dev)
 
 		drm_irq_uninstall(dev);
 
+		nouveau_gpuobj_late_takedown(dev);
+
 		dev_priv->init_state = NOUVEAU_CARD_INIT_DOWN;
 	}
 }