/**************************************************************************
*
- * Copyright 2007 Tungsten Graphics, Inc., Cedar Park, Texas.
+ * Copyright 2007 VMware, Inc.
* All Rights Reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* 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 TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
+ * 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.
* Implementation of malloc-based buffers to store data that can't be processed
* by the hardware.
*
- * \author Jose Fonseca <jrfonseca@tungstengraphics.com>
+ * \author Jose Fonseca <jfonseca@vmware.com>
*/
extern const struct pb_vtbl malloc_buffer_vtbl;
-static INLINE struct malloc_buffer *
+static inline struct malloc_buffer *
malloc_buffer(struct pb_buffer *buf)
{
assert(buf);
+ if (!buf)
+ return NULL;
assert(buf->vtbl == &malloc_buffer_vtbl);
return (struct malloc_buffer *)buf;
}
static void *
malloc_buffer_map(struct pb_buffer *buf,
- unsigned flags)
+ unsigned flags,
+ void *flush_ctx)
{
return malloc_buffer(buf)->data;
}
static void
malloc_buffer_get_base_buffer(struct pb_buffer *buf,
struct pb_buffer **base_buf,
- unsigned *offset)
+ pb_size *offset)
{
*base_buf = buf;
*offset = 0;
struct pb_buffer *
-pb_malloc_buffer_create(size_t size,
+pb_malloc_buffer_create(pb_size size,
const struct pb_desc *desc)
{
struct malloc_buffer *buf;
/* TODO: do a single allocation */
buf = CALLOC_STRUCT(malloc_buffer);
- if(!buf)
+ if (!buf)
return NULL;
- buf->base.base.refcount = 1;
- buf->base.base.alignment = desc->alignment;
- buf->base.base.usage = desc->usage;
- buf->base.base.size = size;
+ pipe_reference_init(&buf->base.reference, 1);
+ buf->base.usage = desc->usage;
+ buf->base.size = size;
+ buf->base.alignment = desc->alignment;
buf->base.vtbl = &malloc_buffer_vtbl;
buf->data = align_malloc(size, desc->alignment < sizeof(void*) ? sizeof(void*) : desc->alignment);
static struct pb_buffer *
pb_malloc_bufmgr_create_buffer(struct pb_manager *mgr,
- size_t size,
+ pb_size size,
const struct pb_desc *desc)
{
return pb_malloc_buffer_create(size, desc);
}
+static boolean
+pb_malloc_bufmgr_is_buffer_busy( struct pb_manager *mgr,
+ struct pb_buffer *buf )
+{
+ return FALSE;
+}
+
+
static struct pb_manager
pb_malloc_bufmgr = {
pb_malloc_bufmgr_destroy,
pb_malloc_bufmgr_create_buffer,
- pb_malloc_bufmgr_flush
+ pb_malloc_bufmgr_flush,
+ pb_malloc_bufmgr_is_buffer_busy
};