[PATCH 07/23] drm/sman: kill user_hash_tab

[Daniel Vetter]

No longer used.

Signed-off-by: Daniel Vetter <daniel.vetter at ffwll.ch>
---
 drivers/gpu/drm/drm_sman.c |   36 ++----------------------------------
 include/drm/drm_sman.h     |    5 -----
 2 files changed, 2 insertions(+), 39 deletions(-)

diff --git a/drivers/gpu/drm/drm_sman.c b/drivers/gpu/drm/drm_sman.c
index 37a8844..1a4fb9f 100644
--- a/drivers/gpu/drm/drm_sman.c
+++ b/drivers/gpu/drm/drm_sman.c
@@ -46,7 +46,6 @@ struct drm_owner_item {

 void drm_sman_takedown(struct drm_sman * sman)
 {
-       drm_ht_remove(&sman->user_hash_tab);
        kfree(sman->mm);
 }

@@ -61,16 +60,11 @@ drm_sman_init(struct drm_sman * sman, unsigned int 
num_managers,
        sman->mm = kcalloc(num_managers, sizeof(*sman->mm), GFP_KERNEL);
        if (!sman->mm) {
                ret = -ENOMEM;
-               goto out;
+               return ret;
        }
        sman->num_managers = num_managers;
-       ret = drm_ht_create(&sman->user_hash_tab, user_order);
-       if (!ret)
-               goto out;

-       kfree(sman->mm);
-out:
-       return ret;
+       return 0;
 }

 EXPORT_SYMBOL(drm_sman_init);
@@ -179,15 +173,8 @@ struct drm_memblock_item *drm_sman_alloc(struct drm_sman 
*sman, unsigned int man
        memblock->mm = sman_mm;
        memblock->sman = sman;

-       if (drm_ht_just_insert_please
-           (&sman->user_hash_tab, &memblock->user_hash,
-            (unsigned long)memblock, 32, 0, 0))
-               goto out1;
-
        return memblock;

-out1:
-       kfree(memblock);
 out:
        sman_mm->free(sman_mm->private, tmp);

@@ -198,31 +185,12 @@ EXPORT_SYMBOL(drm_sman_alloc);

 void drm_sman_free(struct drm_memblock_item *item)
 {
-       struct drm_sman *sman = item->sman;
-
        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);
        kfree(item);
 }
 EXPORT_SYMBOL(drm_sman_free);

-int drm_sman_free_key(struct drm_sman *sman, unsigned int key)
-{
-       struct drm_hash_item *hash_item;
-       struct drm_memblock_item *memblock_item;
-
-       if (drm_ht_find_item(&sman->user_hash_tab, key, &hash_item))
-               return -EINVAL;
-
-       memblock_item = drm_hash_entry(hash_item, struct drm_memblock_item,
-                                      user_hash);
-       drm_sman_free(memblock_item);
-       return 0;
-}
-
-EXPORT_SYMBOL(drm_sman_free_key);
-
 void drm_sman_cleanup(struct drm_sman *sman)
 {
        unsigned int i;
diff --git a/include/drm/drm_sman.h b/include/drm/drm_sman.h
index 34ae5ca..031e521 100644
--- a/include/drm/drm_sman.h
+++ b/include/drm/drm_sman.h
@@ -87,7 +87,6 @@ struct drm_memblock_item {
 struct drm_sman {
        struct drm_sman_mm *mm;
        int num_managers;
-       struct drm_open_hash user_hash_tab;
 };

 /*
@@ -139,11 +138,7 @@ extern struct drm_memblock_item *drm_sman_alloc(struct 
drm_sman * sman,
                                                unsigned long size,
                                                unsigned alignment,
                                                unsigned long owner);
-/*
- * Free a memory block identified by its user hash key.
- */

-extern int drm_sman_free_key(struct drm_sman * sman, unsigned int key);
 extern void drm_sman_free(struct drm_memblock_item *item);

 /*
-- 
1.7.7.1