summaryrefslogtreecommitdiffstats
path: root/src/gallium/drivers/llvmpipe/lp_buffer.c
diff options
context:
space:
mode:
Diffstat (limited to 'src/gallium/drivers/llvmpipe/lp_buffer.c')
-rw-r--r--src/gallium/drivers/llvmpipe/lp_buffer.c118
1 files changed, 0 insertions, 118 deletions
diff --git a/src/gallium/drivers/llvmpipe/lp_buffer.c b/src/gallium/drivers/llvmpipe/lp_buffer.c
deleted file mode 100644
index 6e0f37393e9..00000000000
--- a/src/gallium/drivers/llvmpipe/lp_buffer.c
+++ /dev/null
@@ -1,118 +0,0 @@
-/**************************************************************************
- *
- * Copyright 2009 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.
- *
- **************************************************************************/
-
-
-#include "util/u_inlines.h"
-#include "util/u_memory.h"
-#include "util/u_math.h"
-
-#include "lp_screen.h"
-#include "lp_buffer.h"
-
-
-static void *
-llvmpipe_buffer_map(struct pipe_screen *screen,
- struct pipe_buffer *buf,
- unsigned flags)
-{
- struct llvmpipe_buffer *llvmpipe_buf = llvmpipe_buffer(buf);
- return llvmpipe_buf->data;
-}
-
-
-static void
-llvmpipe_buffer_unmap(struct pipe_screen *screen,
- struct pipe_buffer *buf)
-{
-}
-
-
-static void
-llvmpipe_buffer_destroy(struct pipe_buffer *buf)
-{
- struct llvmpipe_buffer *sbuf = llvmpipe_buffer(buf);
-
- if (!sbuf->userBuffer)
- align_free(sbuf->data);
-
- FREE(sbuf);
-}
-
-
-static struct pipe_buffer *
-llvmpipe_buffer_create(struct pipe_screen *screen,
- unsigned alignment,
- unsigned usage,
- unsigned size)
-{
- struct llvmpipe_buffer *buffer = CALLOC_STRUCT(llvmpipe_buffer);
-
- pipe_reference_init(&buffer->base.reference, 1);
- buffer->base.screen = screen;
- buffer->base.alignment = MAX2(alignment, 16);
- buffer->base.usage = usage;
- buffer->base.size = size;
-
- buffer->data = align_malloc(size, alignment);
-
- return &buffer->base;
-}
-
-
-/**
- * Create buffer which wraps user-space data.
- */
-static struct pipe_buffer *
-llvmpipe_user_buffer_create(struct pipe_screen *screen,
- void *ptr,
- unsigned bytes)
-{
- struct llvmpipe_buffer *buffer;
-
- buffer = CALLOC_STRUCT(llvmpipe_buffer);
- if(!buffer)
- return NULL;
-
- pipe_reference_init(&buffer->base.reference, 1);
- buffer->base.screen = screen;
- buffer->base.size = bytes;
- buffer->userBuffer = TRUE;
- buffer->data = ptr;
-
- return &buffer->base;
-}
-
-
-void
-llvmpipe_init_screen_buffer_funcs(struct pipe_screen *screen)
-{
- screen->buffer_create = llvmpipe_buffer_create;
- screen->user_buffer_create = llvmpipe_user_buffer_create;
- screen->buffer_map = llvmpipe_buffer_map;
- screen->buffer_unmap = llvmpipe_buffer_unmap;
- screen->buffer_destroy = llvmpipe_buffer_destroy;
-}