[PATCH libdrm 5/6] amdgpu: remove the hash table implementation

Christian König ckoenig.leichtzumerken at gmail.com
Fri Aug 3 11:34:57 UTC 2018


Not used any more.

Signed-off-by: Christian König <christian.koenig at amd.com>
---
 amdgpu/Makefile.sources  |   4 -
 amdgpu/util_hash.c       | 383 -----------------------------------------------
 amdgpu/util_hash.h       | 103 -------------
 amdgpu/util_hash_table.c | 270 ---------------------------------
 amdgpu/util_hash_table.h |  71 ---------
 5 files changed, 831 deletions(-)
 delete mode 100644 amdgpu/util_hash.c
 delete mode 100644 amdgpu/util_hash.h
 delete mode 100644 amdgpu/util_hash_table.c
 delete mode 100644 amdgpu/util_hash_table.h

diff --git a/amdgpu/Makefile.sources b/amdgpu/Makefile.sources
index 62577ba5..d6df324a 100644
--- a/amdgpu/Makefile.sources
+++ b/amdgpu/Makefile.sources
@@ -7,10 +7,6 @@ LIBDRM_AMDGPU_FILES := \
 	amdgpu_internal.h \
 	amdgpu_vamgr.c \
 	amdgpu_vm.c \
-	util_hash.c \
-	util_hash.h \
-	util_hash_table.c \
-	util_hash_table.h \
 	handle_table.c \
 	handle_table.h
 
diff --git a/amdgpu/util_hash.c b/amdgpu/util_hash.c
deleted file mode 100644
index 7e590419..00000000
--- a/amdgpu/util_hash.c
+++ /dev/null
@@ -1,383 +0,0 @@
-/**************************************************************************
- *
- * Copyright 2007 VMware, Inc.
- * All Rights Reserved.
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the
- * "Software"), to deal in the Software without restriction, including
- * without limitation the rights to use, copy, modify, merge, publish,
- * distribute, sub license, and/or sell copies of the Software, and to
- * permit persons to whom the Software is furnished to do so, subject to
- * the following conditions:
- *
- * The above copyright notice and this permission notice (including the
- * next paragraph) shall be included in all copies or substantial portions
- * of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
- * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
- * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
- * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
- * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
- * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
- * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
- *
- **************************************************************************/
-
- /*
-  * Authors:
-  *   Zack Rusin <zackr at vmware.com>
-  */
-
-#include "util_hash.h"
-
-#include <stdlib.h>
-#include <assert.h>
-
-#define MAX(a, b) ((a > b) ? (a) : (b))
-
-static const int MinNumBits = 4;
-
-static const unsigned char prime_deltas[] = {
-	0,  0,  1,  3,  1,  5,  3,  3,  1,  9,  7,  5,  3,  9, 25,  3,
-	1, 21,  3, 21,  7, 15,  9,  5,  3, 29, 15,  0,  0,  0,  0,  0
-};
-
-static int primeForNumBits(int numBits)
-{
-	return (1 << numBits) + prime_deltas[numBits];
-}
-
-/* Returns the smallest integer n such that
-   primeForNumBits(n) >= hint.
-*/
-static int countBits(int hint)
-{
-	int numBits = 0;
-	int bits = hint;
-
-	while (bits > 1) {
-		bits >>= 1;
-		numBits++;
-	}
-
-	if (numBits >= (int)sizeof(prime_deltas)) {
-		numBits = sizeof(prime_deltas) - 1;
-	} else if (primeForNumBits(numBits) < hint) {
-		++numBits;
-	}
-	return numBits;
-}
-
-struct util_node {
-   struct util_node *next;
-   unsigned key;
-   void *value;
-};
-
-struct util_hash_data {
-   struct util_node *fakeNext;
-   struct util_node **buckets;
-   int size;
-   int nodeSize;
-   short userNumBits;
-   short numBits;
-   int numBuckets;
-};
-
-struct util_hash {
-   union {
-      struct util_hash_data *d;
-      struct util_node      *e;
-   } data;
-};
-
-static void *util_data_allocate_node(struct util_hash_data *hash)
-{
-   return malloc(hash->nodeSize);
-}
-
-static void util_free_node(struct util_node *node)
-{
-   free(node);
-}
-
-static struct util_node *
-util_hash_create_node(struct util_hash *hash,
-                      unsigned akey, void *avalue,
-                      struct util_node **anextNode)
-{
-   struct util_node *node = util_data_allocate_node(hash->data.d);
-
-   if (!node)
-      return NULL;
-
-   node->key = akey;
-   node->value = avalue;
-
-   node->next = (struct util_node*)(*anextNode);
-   *anextNode = node;
-   ++hash->data.d->size;
-   return node;
-}
-
-static void util_data_rehash(struct util_hash_data *hash, int hint)
-{
-   if (hint < 0) {
-      hint = countBits(-hint);
-      if (hint < MinNumBits)
-         hint = MinNumBits;
-      hash->userNumBits = (short)hint;
-      while (primeForNumBits(hint) < (hash->size >> 1))
-         ++hint;
-   } else if (hint < MinNumBits) {
-      hint = MinNumBits;
-   }
-
-   if (hash->numBits != hint) {
-      struct util_node *e = (struct util_node *)(hash);
-      struct util_node **oldBuckets = hash->buckets;
-      int oldNumBuckets = hash->numBuckets;
-      int  i = 0;
-
-      hash->numBits = (short)hint;
-      hash->numBuckets = primeForNumBits(hint);
-      hash->buckets = malloc(sizeof(struct util_node*) * hash->numBuckets);
-      for (i = 0; i < hash->numBuckets; ++i)
-         hash->buckets[i] = e;
-
-      for (i = 0; i < oldNumBuckets; ++i) {
-         struct util_node *firstNode = oldBuckets[i];
-         while (firstNode != e) {
-            unsigned h = firstNode->key;
-            struct util_node *lastNode = firstNode;
-            struct util_node *afterLastNode;
-            struct util_node **beforeFirstNode;
-            
-            while (lastNode->next != e && lastNode->next->key == h)
-               lastNode = lastNode->next;
-
-            afterLastNode = lastNode->next;
-            beforeFirstNode = &hash->buckets[h % hash->numBuckets];
-            while (*beforeFirstNode != e)
-               beforeFirstNode = &(*beforeFirstNode)->next;
-            lastNode->next = *beforeFirstNode;
-            *beforeFirstNode = firstNode;
-            firstNode = afterLastNode;
-         }
-      }
-      free(oldBuckets);
-   }
-}
-
-static void util_data_might_grow(struct util_hash_data *hash)
-{
-   if (hash->size >= hash->numBuckets)
-      util_data_rehash(hash, hash->numBits + 1);
-}
-
-static void util_data_has_shrunk(struct util_hash_data *hash)
-{
-   if (hash->size <= (hash->numBuckets >> 3) &&
-       hash->numBits > hash->userNumBits) {
-      int max = MAX(hash->numBits-2, hash->userNumBits);
-      util_data_rehash(hash,  max);
-   }
-}
-
-static struct util_node *util_data_first_node(struct util_hash_data *hash)
-{
-   struct util_node *e = (struct util_node *)(hash);
-   struct util_node **bucket = hash->buckets;
-   int n = hash->numBuckets;
-   while (n--) {
-      if (*bucket != e)
-         return *bucket;
-      ++bucket;
-   }
-   return e;
-}
-
-static struct util_node **util_hash_find_node(struct util_hash *hash, unsigned akey)
-{
-   struct util_node **node;
-
-   if (hash->data.d->numBuckets) {
-      node = (struct util_node **)(&hash->data.d->buckets[akey % hash->data.d->numBuckets]);
-      assert(*node == hash->data.e || (*node)->next);
-      while (*node != hash->data.e && (*node)->key != akey)
-         node = &(*node)->next;
-   } else {
-      node = (struct util_node **)((const struct util_node * const *)(&hash->data.e));
-   }
-   return node;
-}
-
-drm_private struct util_hash_iter
-util_hash_insert(struct util_hash *hash, unsigned key, void *data)
-{
-   util_data_might_grow(hash->data.d);
-
-   {
-      struct util_node **nextNode = util_hash_find_node(hash, key);
-      struct util_node *node = util_hash_create_node(hash, key, data, nextNode);
-      if (!node) {
-         struct util_hash_iter null_iter = {hash, 0};
-         return null_iter;
-      }
-
-      {
-         struct util_hash_iter iter = {hash, node};
-         return iter;
-      }
-   }
-}
-
-drm_private struct util_hash *util_hash_create(void)
-{
-   struct util_hash *hash = malloc(sizeof(struct util_hash));
-   if (!hash)
-      return NULL;
-
-   hash->data.d = malloc(sizeof(struct util_hash_data));
-   if (!hash->data.d) {
-      free(hash);
-      return NULL;
-   }
-
-   hash->data.d->fakeNext = 0;
-   hash->data.d->buckets = 0;
-   hash->data.d->size = 0;
-   hash->data.d->nodeSize = sizeof(struct util_node);
-   hash->data.d->userNumBits = (short)MinNumBits;
-   hash->data.d->numBits = 0;
-   hash->data.d->numBuckets = 0;
-
-   return hash;
-}
-
-drm_private void util_hash_delete(struct util_hash *hash)
-{
-   struct util_node *e_for_x = (struct util_node *)(hash->data.d);
-   struct util_node **bucket = (struct util_node **)(hash->data.d->buckets);
-   int n = hash->data.d->numBuckets;
-   while (n--) {
-      struct util_node *cur = *bucket++;
-      while (cur != e_for_x) {
-         struct util_node *next = cur->next;
-         util_free_node(cur);
-         cur = next;
-      }
-   }
-   free(hash->data.d->buckets);
-   free(hash->data.d);
-   free(hash);
-}
-
-drm_private struct util_hash_iter
-util_hash_find(struct util_hash *hash, unsigned key)
-{
-   struct util_node **nextNode = util_hash_find_node(hash, key);
-   struct util_hash_iter iter = {hash, *nextNode};
-   return iter;
-}
-
-drm_private unsigned util_hash_iter_key(struct util_hash_iter iter)
-{
-   if (!iter.node || iter.hash->data.e == iter.node)
-      return 0;
-   return iter.node->key;
-}
-
-drm_private void *util_hash_iter_data(struct util_hash_iter iter)
-{
-   if (!iter.node || iter.hash->data.e == iter.node)
-      return 0;
-   return iter.node->value;
-}
-
-static struct util_node *util_hash_data_next(struct util_node *node)
-{
-   union {
-      struct util_node *next;
-      struct util_node *e;
-      struct util_hash_data *d;
-   } a;
-   int start;
-   struct util_node **bucket;
-   int n;
-
-   a.next = node->next;
-   if (!a.next) {
-      /* iterating beyond the last element */
-      return 0;
-   }
-   if (a.next->next)
-      return a.next;
-
-   start = (node->key % a.d->numBuckets) + 1;
-   bucket = a.d->buckets + start;
-   n = a.d->numBuckets - start;
-   while (n--) {
-      if (*bucket != a.e)
-         return *bucket;
-      ++bucket;
-   }
-   return a.e;
-}
-
-drm_private struct util_hash_iter
-util_hash_iter_next(struct util_hash_iter iter)
-{
-   struct util_hash_iter next = {iter.hash, util_hash_data_next(iter.node)};
-   return next;
-}
-
-drm_private int util_hash_iter_is_null(struct util_hash_iter iter)
-{
-   if (!iter.node || iter.node == iter.hash->data.e)
-      return 1;
-   return 0;
-}
-
-drm_private void *util_hash_take(struct util_hash *hash, unsigned akey)
-{
-   struct util_node **node = util_hash_find_node(hash, akey);
-   if (*node != hash->data.e) {
-      void *t = (*node)->value;
-      struct util_node *next = (*node)->next;
-      util_free_node(*node);
-      *node = next;
-      --hash->data.d->size;
-      util_data_has_shrunk(hash->data.d);
-      return t;
-   }
-   return 0;
-}
-
-drm_private struct util_hash_iter util_hash_first_node(struct util_hash *hash)
-{
-   struct util_hash_iter iter = {hash, util_data_first_node(hash->data.d)};
-   return iter;
-}
-
-drm_private struct util_hash_iter
-util_hash_erase(struct util_hash *hash, struct util_hash_iter iter)
-{
-   struct util_hash_iter ret = iter;
-   struct util_node *node = iter.node;
-   struct util_node **node_ptr;
-
-   if (node == hash->data.e)
-      return iter;
-
-   ret = util_hash_iter_next(ret);
-   node_ptr = (struct util_node**)(&hash->data.d->buckets[node->key % hash->data.d->numBuckets]);
-   while (*node_ptr != node)
-      node_ptr = &(*node_ptr)->next;
-   *node_ptr = node->next;
-   util_free_node(node);
-   --hash->data.d->size;
-   return ret;
-}
diff --git a/amdgpu/util_hash.h b/amdgpu/util_hash.h
deleted file mode 100644
index 6eed1569..00000000
--- a/amdgpu/util_hash.h
+++ /dev/null
@@ -1,103 +0,0 @@
-/**************************************************************************
- *
- * Copyright 2007 VMware, Inc.
- * All Rights Reserved.
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the
- * "Software"), to deal in the Software without restriction, including
- * without limitation the rights to use, copy, modify, merge, publish,
- * distribute, sub license, and/or sell copies of the Software, and to
- * permit persons to whom the Software is furnished to do so, subject to
- * the following conditions:
- *
- * The above copyright notice and this permission notice (including the
- * next paragraph) shall be included in all copies or substantial portions
- * of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
- * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
- * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
- * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
- * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
- * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
- * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
- *
- **************************************************************************/
-
-/**
- * @file
- * Hash implementation.
- * 
- * This file provides a hash implementation that is capable of dealing
- * with collisions. It stores colliding entries in linked list. All
- * functions operating on the hash return an iterator. The iterator
- * itself points to the collision list. If there wasn't any collision
- * the list will have just one entry, otherwise client code should
- * iterate over the entries to find the exact entry among ones that
- * had the same key (e.g. memcmp could be used on the data to check
- * that)
- * 
- * @author Zack Rusin <zackr at vmware.com>
- */
-
-#ifndef UTIL_HASH_H
-#define UTIL_HASH_H
-
-#include <stdbool.h>
-
-#include "libdrm_macros.h"
-
-struct util_hash;
-struct util_node;
-
-struct util_hash_iter {
-	struct util_hash *hash;
-	struct util_node *node;
-};
-
-
-drm_private struct util_hash *util_hash_create(void);
-drm_private void util_hash_delete(struct util_hash *hash);
-
-
-/**
- * Adds a data with the given key to the hash. If entry with the given
- * key is already in the hash, this current entry is instered before it
- * in the collision list.
- * Function returns iterator pointing to the inserted item in the hash.
- */
-drm_private struct util_hash_iter
-util_hash_insert(struct util_hash *hash, unsigned key, void *data);
-
-/**
- * Removes the item pointed to by the current iterator from the hash.
- * Note that the data itself is not erased and if it was a malloc'ed pointer
- * it will have to be freed after calling this function by the callee.
- * Function returns iterator pointing to the item after the removed one in
- * the hash.
- */
-drm_private struct util_hash_iter
-util_hash_erase(struct util_hash *hash, struct util_hash_iter iter);
-
-drm_private void *util_hash_take(struct util_hash *hash, unsigned key);
-
-
-drm_private struct util_hash_iter util_hash_first_node(struct util_hash *hash);
-
-/**
- * Return an iterator pointing to the first entry in the collision list.
- */
-drm_private struct util_hash_iter
-util_hash_find(struct util_hash *hash, unsigned key);
-
-
-drm_private int util_hash_iter_is_null(struct util_hash_iter iter);
-drm_private unsigned util_hash_iter_key(struct util_hash_iter iter);
-drm_private void *util_hash_iter_data(struct util_hash_iter iter);
-
-
-drm_private struct util_hash_iter
-util_hash_iter_next(struct util_hash_iter iter);
-
-#endif
diff --git a/amdgpu/util_hash_table.c b/amdgpu/util_hash_table.c
deleted file mode 100644
index e06d4415..00000000
--- a/amdgpu/util_hash_table.c
+++ /dev/null
@@ -1,270 +0,0 @@
-/**************************************************************************
- *
- * Copyright 2008 VMware, Inc.
- * All Rights Reserved.
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the
- * "Software"), to deal in the Software without restriction, including
- * without limitation the rights to use, copy, modify, merge, publish,
- * distribute, sub license, and/or sell copies of the Software, and to
- * permit persons to whom the Software is furnished to do so, subject to
- * the following conditions:
- *
- * The above copyright notice and this permission notice (including the
- * next paragraph) shall be included in all copies or substantial portions
- * of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
- * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
- * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
- * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
- * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
- * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
- * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
- *
- **************************************************************************/
-
-/**
- * @file
- * General purpose hash table implementation.
- * 
- * Just uses the util_hash for now, but it might be better switch to a linear
- * probing hash table implementation at some point -- as it is said they have 
- * better lookup and cache performance and it appears to be possible to write 
- * a lock-free implementation of such hash tables . 
- * 
- * @author José Fonseca <jfonseca at vmware.com>
- */
-
-
-#include "util_hash_table.h"
-#include "util_hash.h"
-
-#include <stdlib.h>
-#include <assert.h>
-
-struct util_hash_table
-{
-	struct util_hash *head;
-
-	/** Hash function */
-	unsigned (*make_hash)(void *key);
-
-	/** Compare two keys */
-	int (*compare)(void *key1, void *key2);
-};
-
-struct util_hash_table_item
-{
-	void *key;
-	void *value;
-};
-
-
-static struct util_hash_table_item *
-util_hash_table_item(struct util_hash_iter iter)
-{
-	return (struct util_hash_table_item *)util_hash_iter_data(iter);
-}
-
-drm_private struct util_hash_table *
-util_hash_table_create(unsigned (*hash)(void *key),
-		       int (*compare)(void *key1, void *key2))
-{
-	struct util_hash_table *ht;
-
-	ht = malloc(sizeof(struct util_hash_table));
-	if(!ht)
-		return NULL;
-
-	ht->head = util_hash_create();
-	if(!ht->head) {
-		free(ht);
-		return NULL;
-	}
-
-	ht->make_hash = hash;
-	ht->compare = compare;
-
-	return ht;
-}
-
-static struct util_hash_iter
-util_hash_table_find_iter(struct util_hash_table *ht,
-			  void *key, unsigned key_hash)
-{
-	struct util_hash_iter iter;
-	struct util_hash_table_item *item;
-
-	iter = util_hash_find(ht->head, key_hash);
-	while (!util_hash_iter_is_null(iter)) {
-		item = (struct util_hash_table_item *)util_hash_iter_data(iter);
-		if (!ht->compare(item->key, key))
-			break;
-		iter = util_hash_iter_next(iter);
-	}
-
-	return iter;
-}
-
-static struct util_hash_table_item *
-util_hash_table_find_item(struct util_hash_table *ht,
-                          void *key, unsigned key_hash)
-{
-	struct util_hash_iter iter;
-	struct util_hash_table_item *item;
-
-	iter = util_hash_find(ht->head, key_hash);
-	while (!util_hash_iter_is_null(iter)) {
-		item = (struct util_hash_table_item *)util_hash_iter_data(iter);
-		if (!ht->compare(item->key, key))
-			return item;
-		iter = util_hash_iter_next(iter);
-	}
-
-	return NULL;
-}
-
-drm_private void
-util_hash_table_set(struct util_hash_table *ht, void *key, void *value)
-{
-	unsigned key_hash;
-	struct util_hash_table_item *item;
-	struct util_hash_iter iter;
-
-	assert(ht);
-	if (!ht)
-		return;
-
-	key_hash = ht->make_hash(key);
-
-	item = util_hash_table_find_item(ht, key, key_hash);
-	if(item) {
-		/* TODO: key/value destruction? */
-		item->value = value;
-		return;
-	}
-
-	item = malloc(sizeof(struct util_hash_table_item));
-	if(!item)
-		return;
-
-	item->key = key;
-	item->value = value;
-
-	iter = util_hash_insert(ht->head, key_hash, item);
-	if(util_hash_iter_is_null(iter)) {
-		free(item);
-		return;
-	}
-}
-
-drm_private void *util_hash_table_get(struct util_hash_table *ht, void *key)
-{
-	unsigned key_hash;
-	struct util_hash_table_item *item;
-
-	assert(ht);
-	if (!ht)
-		return NULL;
-
-	key_hash = ht->make_hash(key);
-
-	item = util_hash_table_find_item(ht, key, key_hash);
-	if(!item)
-		return NULL;
-
-	return item->value;
-}
-
-drm_private void util_hash_table_remove(struct util_hash_table *ht, void *key)
-{
-	unsigned key_hash;
-	struct util_hash_iter iter;
-	struct util_hash_table_item *item;
-
-	assert(ht);
-	if (!ht)
-		return;
-
-	key_hash = ht->make_hash(key);
-
-	iter = util_hash_table_find_iter(ht, key, key_hash);
-	if(util_hash_iter_is_null(iter))
-		return;
-
-	item = util_hash_table_item(iter);
-	assert(item);
-	free(item);
-
-	util_hash_erase(ht->head, iter);
-}
-
-drm_private void util_hash_table_clear(struct util_hash_table *ht)
-{
-	struct util_hash_iter iter;
-	struct util_hash_table_item *item;
-
-	assert(ht);
-	if (!ht)
-		return;
-
-	iter = util_hash_first_node(ht->head);
-	while (!util_hash_iter_is_null(iter)) {
-		item = (struct util_hash_table_item *)util_hash_take(ht->head, util_hash_iter_key(iter));
-		free(item);
-		iter = util_hash_first_node(ht->head);
-	}
-}
-
-drm_private void util_hash_table_foreach(struct util_hash_table *ht,
-			void (*callback)(void *key, void *value, void *data),
-			void *data)
-{
-	struct util_hash_iter iter;
-	struct util_hash_table_item *item;
-
-	assert(ht);
-	if (!ht)
-		return;
-
-	iter = util_hash_first_node(ht->head);
-	while (!util_hash_iter_is_null(iter)) {
-		item = (struct util_hash_table_item *)util_hash_iter_data(iter);
-		callback(item->key, item->value, data);
-		iter = util_hash_iter_next(iter);
-	}
-}
-
-static void util_hash_table_inc(void *k, void *v, void *d)
-{
-	++*(size_t *)d;
-}
-
-drm_private size_t util_hash_table_count(struct util_hash_table *ht)
-{
-	size_t count = 0;
-	util_hash_table_foreach(ht, util_hash_table_inc, &count);
-	return count;
-}
-
-drm_private void util_hash_table_destroy(struct util_hash_table *ht)
-{
-	struct util_hash_iter iter;
-	struct util_hash_table_item *item;
-
-	assert(ht);
-	if (!ht)
-		return;
-
-	iter = util_hash_first_node(ht->head);
-	while (!util_hash_iter_is_null(iter)) {
-		item = (struct util_hash_table_item *)util_hash_iter_data(iter);
-		free(item);
-		iter = util_hash_iter_next(iter);
-	}
-
-	util_hash_delete(ht->head);
-	free(ht);
-}
diff --git a/amdgpu/util_hash_table.h b/amdgpu/util_hash_table.h
deleted file mode 100644
index 3ab81a12..00000000
--- a/amdgpu/util_hash_table.h
+++ /dev/null
@@ -1,71 +0,0 @@
-/**************************************************************************
- *
- * Copyright 2008 VMware, Inc.
- * All Rights Reserved.
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the
- * "Software"), to deal in the Software without restriction, including
- * without limitation the rights to use, copy, modify, merge, publish,
- * distribute, sub license, and/or sell copies of the Software, and to
- * permit persons to whom the Software is furnished to do so, subject to
- * the following conditions:
- *
- * The above copyright notice and this permission notice (including the
- * next paragraph) shall be included in all copies or substantial portions
- * of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
- * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
- * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
- * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
- * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
- * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
- * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
- *
- **************************************************************************/
-
-/**
- * General purpose hash table.
- *  
- * @author José Fonseca <jfonseca at vmware.com>
- */
-
-#ifndef U_HASH_TABLE_H_
-#define U_HASH_TABLE_H_
-
-#include "libdrm_macros.h"
-
-/**
- * Generic purpose hash table.
- */
-struct util_hash_table;
-
-/**
- * Create an hash table.
- * 
- * @param hash hash function
- * @param compare should return 0 for two equal keys.
- */
-drm_private struct util_hash_table *
-util_hash_table_create(unsigned (*hash)(void *key),
-		       int (*compare)(void *key1, void *key2));
-
-drm_private void
-util_hash_table_set(struct util_hash_table *ht, void *key, void *value);
-
-drm_private void *util_hash_table_get(struct util_hash_table *ht, void *key);
-
-drm_private void util_hash_table_remove(struct util_hash_table *ht, void *key);
-
-drm_private void util_hash_table_clear(struct util_hash_table *ht);
-
-drm_private void util_hash_table_foreach(struct util_hash_table *ht,
-			void (*callback)(void *key, void *value, void *data),
-			void *data);
-
-drm_private size_t util_hash_table_count(struct util_hash_table *ht);
-
-drm_private void util_hash_table_destroy(struct util_hash_table *ht);
-
-#endif /* U_HASH_TABLE_H_ */
-- 
2.14.1



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