summaryrefslogtreecommitdiff
path: root/src/gallium/winsys/drm/intel/common/ws_dri_drmpool.c
diff options
context:
space:
mode:
Diffstat (limited to 'src/gallium/winsys/drm/intel/common/ws_dri_drmpool.c')
-rw-r--r--src/gallium/winsys/drm/intel/common/ws_dri_drmpool.c268
1 files changed, 0 insertions, 268 deletions
diff --git a/src/gallium/winsys/drm/intel/common/ws_dri_drmpool.c b/src/gallium/winsys/drm/intel/common/ws_dri_drmpool.c
deleted file mode 100644
index 54618b1c82..0000000000
--- a/src/gallium/winsys/drm/intel/common/ws_dri_drmpool.c
+++ /dev/null
@@ -1,268 +0,0 @@
-/**************************************************************************
- *
- * Copyright 2006 Tungsten Graphics, Inc., Bismarck, ND., USA
- * 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 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
- * THE COPYRIGHT HOLDERS, AUTHORS 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.
- *
- * The above copyright notice and this permission notice (including the
- * next paragraph) shall be included in all copies or substantial portions
- * of the Software.
- *
- *
- **************************************************************************/
-/*
- * Authors: Thomas Hellström <thomas-at-tungstengraphics-dot-com>
- */
-
-#include <xf86drm.h>
-#include <stdlib.h>
-#include <unistd.h>
-#include "ws_dri_bufpool.h"
-#include "ws_dri_bufmgr.h"
-#include "assert.h"
-
-/*
- * Buffer pool implementation using DRM buffer objects as DRI buffer objects.
- */
-
-static void *
-pool_create(struct _DriBufferPool *pool,
- unsigned long size, uint64_t flags, unsigned hint,
- unsigned alignment)
-{
- drmBO *buf = (drmBO *) malloc(sizeof(*buf));
- int ret;
- unsigned pageSize = getpagesize();
-
- if (!buf)
- return NULL;
-
- if ((alignment > pageSize) && (alignment % pageSize)) {
- free(buf);
- return NULL;
- }
-
- ret = drmBOCreate(pool->fd, size, alignment / pageSize,
- NULL,
- flags, hint, buf);
- if (ret) {
- free(buf);
- return NULL;
- }
-
- return (void *) buf;
-}
-
-static void *
-pool_reference(struct _DriBufferPool *pool, unsigned handle)
-{
- drmBO *buf = (drmBO *) malloc(sizeof(*buf));
- int ret;
-
- if (!buf)
- return NULL;
-
- ret = drmBOReference(pool->fd, handle, buf);
-
- if (ret) {
- free(buf);
- return NULL;
- }
-
- return (void *) buf;
-}
-
-static int
-pool_destroy(struct _DriBufferPool *pool, void *private)
-{
- int ret;
- drmBO *buf = (drmBO *) private;
- driReadLockKernelBO();
- ret = drmBOUnreference(pool->fd, buf);
- free(buf);
- driReadUnlockKernelBO();
- return ret;
-}
-
-static int
-pool_unreference(struct _DriBufferPool *pool, void *private)
-{
- int ret;
- drmBO *buf = (drmBO *) private;
- driReadLockKernelBO();
- ret = drmBOUnreference(pool->fd, buf);
- free(buf);
- driReadUnlockKernelBO();
- return ret;
-}
-
-static int
-pool_map(struct _DriBufferPool *pool, void *private, unsigned flags,
- int hint, pipe_mutex *mutex, void **virtual)
-{
- drmBO *buf = (drmBO *) private;
- int ret;
-
- driReadLockKernelBO();
- ret = drmBOMap(pool->fd, buf, flags, hint, virtual);
- driReadUnlockKernelBO();
- return ret;
-}
-
-static int
-pool_unmap(struct _DriBufferPool *pool, void *private)
-{
- drmBO *buf = (drmBO *) private;
- int ret;
-
- driReadLockKernelBO();
- ret = drmBOUnmap(pool->fd, buf);
- driReadUnlockKernelBO();
-
- return ret;
-}
-
-static unsigned long
-pool_offset(struct _DriBufferPool *pool, void *private)
-{
- drmBO *buf = (drmBO *) private;
- unsigned long offset;
-
- driReadLockKernelBO();
- assert(buf->flags & DRM_BO_FLAG_NO_MOVE);
- offset = buf->offset;
- driReadUnlockKernelBO();
-
- return buf->offset;
-}
-
-static unsigned long
-pool_poolOffset(struct _DriBufferPool *pool, void *private)
-{
- return 0;
-}
-
-static uint64_t
-pool_flags(struct _DriBufferPool *pool, void *private)
-{
- drmBO *buf = (drmBO *) private;
- uint64_t flags;
-
- driReadLockKernelBO();
- flags = buf->flags;
- driReadUnlockKernelBO();
-
- return flags;
-}
-
-
-static unsigned long
-pool_size(struct _DriBufferPool *pool, void *private)
-{
- drmBO *buf = (drmBO *) private;
- unsigned long size;
-
- driReadLockKernelBO();
- size = buf->size;
- driReadUnlockKernelBO();
-
- return buf->size;
-}
-
-static int
-pool_fence(struct _DriBufferPool *pool, void *private,
- struct _DriFenceObject *fence)
-{
- /*
- * Noop. The kernel handles all fencing.
- */
-
- return 0;
-}
-
-static drmBO *
-pool_kernel(struct _DriBufferPool *pool, void *private)
-{
- return (drmBO *) private;
-}
-
-static int
-pool_waitIdle(struct _DriBufferPool *pool, void *private, pipe_mutex *mutex,
- int lazy)
-{
- drmBO *buf = (drmBO *) private;
- int ret;
-
- driReadLockKernelBO();
- ret = drmBOWaitIdle(pool->fd, buf, (lazy) ? DRM_BO_HINT_WAIT_LAZY:0);
- driReadUnlockKernelBO();
-
- return ret;
-}
-
-
-static void
-pool_takedown(struct _DriBufferPool *pool)
-{
- free(pool);
-}
-
-/*static int
-pool_setStatus(struct _DriBufferPool *pool, void *private,
- uint64_t flag_diff, uint64_t old_flags)
-{
- drmBO *buf = (drmBO *) private;
- uint64_t new_flags = old_flags ^ flag_diff;
- int ret;
-
- driReadLockKernelBO();
- ret = drmBOSetStatus(pool->fd, buf, new_flags, flag_diff,
- 0, 0, 0);
- driReadUnlockKernelBO();
- return ret;
-}*/
-
-struct _DriBufferPool *
-driDRMPoolInit(int fd)
-{
- struct _DriBufferPool *pool;
-
- pool = (struct _DriBufferPool *) malloc(sizeof(*pool));
-
- if (!pool)
- return NULL;
-
- pool->fd = fd;
- pool->map = &pool_map;
- pool->unmap = &pool_unmap;
- pool->destroy = &pool_destroy;
- pool->offset = &pool_offset;
- pool->poolOffset = &pool_poolOffset;
- pool->flags = &pool_flags;
- pool->size = &pool_size;
- pool->create = &pool_create;
- pool->fence = &pool_fence;
- pool->kernel = &pool_kernel;
- pool->validate = NULL;
- pool->waitIdle = &pool_waitIdle;
- pool->takeDown = &pool_takedown;
- pool->reference = &pool_reference;
- pool->unreference = &pool_unreference;
- pool->data = NULL;
- return pool;
-}