142 lines
3.2 KiB
C
142 lines
3.2 KiB
C
/*
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* Copyright © 2007 Intel Corporation
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice (including the next
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* paragraph) shall be included in all copies or substantial portions of the
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* Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
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* IN THE SOFTWARE.
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*
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* Authors:
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* Eric Anholt <eric@anholt.net>
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*
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*/
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#include <string.h>
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#include <stdlib.h>
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#include <assert.h>
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#include "dri_bufmgr.h"
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/** @file dri_bufmgr.c
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*
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* Convenience functions for buffer management methods.
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*/
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dri_bo *
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dri_bo_alloc(dri_bufmgr *bufmgr, const char *name, unsigned long size,
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unsigned int alignment)
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{
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return bufmgr->bo_alloc(bufmgr, name, size, alignment);
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}
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void
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dri_bo_reference(dri_bo *bo)
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{
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bo->bufmgr->bo_reference(bo);
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}
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void
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dri_bo_unreference(dri_bo *bo)
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{
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if (bo == NULL)
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return;
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bo->bufmgr->bo_unreference(bo);
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}
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int
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dri_bo_map(dri_bo *buf, int write_enable)
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{
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return buf->bufmgr->bo_map(buf, write_enable);
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}
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int
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dri_bo_unmap(dri_bo *buf)
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{
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return buf->bufmgr->bo_unmap(buf);
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}
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int
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dri_bo_subdata(dri_bo *bo, unsigned long offset,
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unsigned long size, const void *data)
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{
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int ret;
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if (bo->bufmgr->bo_subdata)
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return bo->bufmgr->bo_subdata(bo, offset, size, data);
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if (size == 0 || data == NULL)
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return 0;
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ret = dri_bo_map(bo, 1);
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if (ret)
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return ret;
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memcpy((unsigned char *)bo->virtual + offset, data, size);
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dri_bo_unmap(bo);
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return 0;
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}
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int
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dri_bo_get_subdata(dri_bo *bo, unsigned long offset,
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unsigned long size, void *data)
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{
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int ret;
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if (bo->bufmgr->bo_subdata)
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return bo->bufmgr->bo_get_subdata(bo, offset, size, data);
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if (size == 0 || data == NULL)
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return 0;
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ret = dri_bo_map(bo, 0);
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if (ret)
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return ret;
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memcpy(data, (unsigned char *)bo->virtual + offset, size);
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dri_bo_unmap(bo);
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return 0;
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}
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void
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dri_bo_wait_rendering(dri_bo *bo)
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{
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bo->bufmgr->bo_wait_rendering(bo);
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}
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void
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dri_bufmgr_destroy(dri_bufmgr *bufmgr)
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{
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bufmgr->destroy(bufmgr);
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}
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void *dri_process_relocs(dri_bo *batch_buf)
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{
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return batch_buf->bufmgr->process_relocs(batch_buf);
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}
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void dri_post_submit(dri_bo *batch_buf)
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{
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batch_buf->bufmgr->post_submit(batch_buf);
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}
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void
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dri_bufmgr_set_debug(dri_bufmgr *bufmgr, int enable_debug)
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{
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bufmgr->debug = enable_debug;
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}
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int
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dri_bufmgr_check_aperture_space(dri_bo *bo)
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{
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return bo->bufmgr->check_aperture_space(bo);
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}
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