drm: Remove memory debugging infrastructure.

It hasn't been used in ages, and having the user tell your how much
memory is being freed at free time is a recipe for disaster even if it
was ever used.

Signed-off-by: Eric Anholt <eric@anholt.net>
diff --git a/drivers/gpu/drm/drm_sman.c b/drivers/gpu/drm/drm_sman.c
index 926f146..463aed9 100644
--- a/drivers/gpu/drm/drm_sman.c
+++ b/drivers/gpu/drm/drm_sman.c
@@ -48,9 +48,7 @@
 {
 	drm_ht_remove(&sman->user_hash_tab);
 	drm_ht_remove(&sman->owner_hash_tab);
-	if (sman->mm)
-		drm_free(sman->mm, sman->num_managers * sizeof(*sman->mm),
-			 DRM_MEM_MM);
+	kfree(sman->mm);
 }
 
 EXPORT_SYMBOL(drm_sman_takedown);
@@ -61,8 +59,9 @@
 {
 	int ret = 0;
 
-	sman->mm = (struct drm_sman_mm *) drm_calloc(num_managers, sizeof(*sman->mm),
-						DRM_MEM_MM);
+	sman->mm = (struct drm_sman_mm *) kcalloc(num_managers,
+						  sizeof(*sman->mm),
+						  GFP_KERNEL);
 	if (!sman->mm) {
 		ret = -ENOMEM;
 		goto out;
@@ -78,7 +77,7 @@
 
 	drm_ht_remove(&sman->owner_hash_tab);
 out1:
-	drm_free(sman->mm, num_managers * sizeof(*sman->mm), DRM_MEM_MM);
+	kfree(sman->mm);
 out:
 	return ret;
 }
@@ -110,7 +109,7 @@
 {
 	struct drm_mm *mm = (struct drm_mm *) private;
 	drm_mm_takedown(mm);
-	drm_free(mm, sizeof(*mm), DRM_MEM_MM);
+	kfree(mm);
 }
 
 static unsigned long drm_sman_mm_offset(void *private, void *ref)
@@ -130,7 +129,7 @@
 	BUG_ON(manager >= sman->num_managers);
 
 	sman_mm = &sman->mm[manager];
-	mm = drm_calloc(1, sizeof(*mm), DRM_MEM_MM);
+	mm = kzalloc(sizeof(*mm), GFP_KERNEL);
 	if (!mm) {
 		return -ENOMEM;
 	}
@@ -138,7 +137,7 @@
 	ret = drm_mm_init(mm, start, size);
 
 	if (ret) {
-		drm_free(mm, sizeof(*mm), DRM_MEM_MM);
+		kfree(mm);
 		return ret;
 	}
 
@@ -176,7 +175,7 @@
 				      owner_hash);
 	}
 
-	owner_item = drm_calloc(1, sizeof(*owner_item), DRM_MEM_MM);
+	owner_item = kzalloc(sizeof(*owner_item), GFP_KERNEL);
 	if (!owner_item)
 		goto out;
 
@@ -189,7 +188,7 @@
 	return owner_item;
 
 out1:
-	drm_free(owner_item, sizeof(*owner_item), DRM_MEM_MM);
+	kfree(owner_item);
 out:
 	return NULL;
 }
@@ -212,7 +211,7 @@
 		return NULL;
 	}
 
-	memblock = drm_calloc(1, sizeof(*memblock), DRM_MEM_MM);
+	memblock = kzalloc(sizeof(*memblock), GFP_KERNEL);
 
 	if (!memblock)
 		goto out;
@@ -237,7 +236,7 @@
 out2:
 	drm_ht_remove_item(&sman->user_hash_tab, &memblock->user_hash);
 out1:
-	drm_free(memblock, sizeof(*memblock), DRM_MEM_MM);
+	kfree(memblock);
 out:
 	sman_mm->free(sman_mm->private, tmp);
 
@@ -253,7 +252,7 @@
 	list_del(&item->owner_list);
 	drm_ht_remove_item(&sman->user_hash_tab, &item->user_hash);
 	item->mm->free(item->mm->private, item->mm_info);
-	drm_free(item, sizeof(*item), DRM_MEM_MM);
+	kfree(item);
 }
 
 int drm_sman_free_key(struct drm_sman *sman, unsigned int key)
@@ -277,7 +276,7 @@
 {
 	list_del(&owner_item->sman_list);
 	drm_ht_remove_item(&sman->owner_hash_tab, &owner_item->owner_hash);
-	drm_free(owner_item, sizeof(*owner_item), DRM_MEM_MM);
+	kfree(owner_item);
 }
 
 int drm_sman_owner_clean(struct drm_sman *sman, unsigned long owner)