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/*
* Copyright © 2007 Intel Corporation
*
* 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, sublicense,
* 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 NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS 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:
* Eric Anholt <eric@anholt.net>
*
*/
#include <string.h>
#include <stdlib.h>
#include <assert.h>
#include "mtypes.h"
#include "dri_bufmgr.h"
/** @file dri_bufmgr.c
*
* Convenience functions for buffer management methods.
*/
dri_bo *
dri_bo_alloc(dri_bufmgr *bufmgr, const char *name, unsigned long size,
unsigned int alignment, uint64_t location_mask)
{
assert((location_mask & ~(DRM_BO_FLAG_MEM_LOCAL | DRM_BO_FLAG_MEM_TT |
DRM_BO_FLAG_MEM_VRAM | DRM_BO_FLAG_MEM_PRIV0 |
DRM_BO_FLAG_MEM_PRIV1 | DRM_BO_FLAG_MEM_PRIV2 |
DRM_BO_FLAG_MEM_PRIV3 | DRM_BO_FLAG_MEM_PRIV4 |
DRM_BO_FLAG_CACHED | DRM_BO_FLAG_CACHED_MAPPED)) == 0);
return bufmgr->bo_alloc(bufmgr, name, size, alignment, location_mask);
}
dri_bo *
dri_bo_alloc_static(dri_bufmgr *bufmgr, const char *name, unsigned long offset,
unsigned long size, void *virtual,
uint64_t location_mask)
{
assert((location_mask & ~(DRM_BO_FLAG_MEM_LOCAL | DRM_BO_FLAG_MEM_TT |
DRM_BO_FLAG_MEM_VRAM | DRM_BO_FLAG_MEM_PRIV0 |
DRM_BO_FLAG_MEM_PRIV1 | DRM_BO_FLAG_MEM_PRIV2 |
DRM_BO_FLAG_MEM_PRIV3 |
DRM_BO_FLAG_MEM_PRIV4)) == 0);
return bufmgr->bo_alloc_static(bufmgr, name, offset, size, virtual,
location_mask);
}
void
dri_bo_reference(dri_bo *bo)
{
bo->bufmgr->bo_reference(bo);
}
void
dri_bo_unreference(dri_bo *bo)
{
if (bo == NULL)
return;
bo->bufmgr->bo_unreference(bo);
}
int
dri_bo_map(dri_bo *buf, GLboolean write_enable)
{
return buf->bufmgr->bo_map(buf, write_enable);
}
int
dri_bo_unmap(dri_bo *buf)
{
return buf->bufmgr->bo_unmap(buf);
}
void
dri_fence_wait(dri_fence *fence)
{
fence->bufmgr->fence_wait(fence);
}
void
dri_fence_reference(dri_fence *fence)
{
fence->bufmgr->fence_reference(fence);
}
void
dri_fence_unreference(dri_fence *fence)
{
if (fence == NULL)
return;
fence->bufmgr->fence_unreference(fence);
}
void
dri_bo_subdata(dri_bo *bo, unsigned long offset,
unsigned long size, const void *data)
{
if (size == 0 || data == NULL)
return;
dri_bo_map(bo, GL_TRUE);
memcpy((unsigned char *)bo->virtual + offset, data, size);
dri_bo_unmap(bo);
}
void
dri_bo_get_subdata(dri_bo *bo, unsigned long offset,
unsigned long size, void *data)
{
if (size == 0 || data == NULL)
return;
dri_bo_map(bo, GL_FALSE);
memcpy(data, (unsigned char *)bo->virtual + offset, size);
dri_bo_unmap(bo);
}
void
dri_bufmgr_destroy(dri_bufmgr *bufmgr)
{
bufmgr->destroy(bufmgr);
}
int dri_emit_reloc(dri_bo *reloc_buf, uint64_t flags, GLuint delta,
GLuint offset, dri_bo *target_buf)
{
return reloc_buf->bufmgr->emit_reloc(reloc_buf, flags, delta, offset, target_buf);
}
void *dri_process_relocs(dri_bo *batch_buf, GLuint *count)
{
return batch_buf->bufmgr->process_relocs(batch_buf, count);
}
void dri_post_submit(dri_bo *batch_buf, dri_fence **last_fence)
{
batch_buf->bufmgr->post_submit(batch_buf, last_fence);
}
void
dri_bufmgr_set_debug(dri_bufmgr *bufmgr, GLboolean enable_debug)
{
bufmgr->debug = enable_debug;
}
int
dri_bufmgr_check_aperture_space(dri_bo *bo)
{
return bo->bufmgr->check_aperture_space(bo);
}
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