96 lines
3.5 KiB
C
96 lines
3.5 KiB
C
/*
|
|
* Copyright © 2008 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>
|
|
*
|
|
*/
|
|
|
|
/**
|
|
* @file intel_bufmgr.h
|
|
*
|
|
* Public definitions of Intel-specific bufmgr functions.
|
|
*/
|
|
|
|
#ifndef INTEL_BUFMGR_GEM_H
|
|
#define INTEL_BUFMGR_GEM_H
|
|
|
|
#include "dri_bufmgr.h"
|
|
|
|
/**
|
|
* Intel-specific bufmgr bits that follow immediately after the
|
|
* generic bufmgr structure.
|
|
*/
|
|
struct intel_bufmgr {
|
|
/**
|
|
* Add relocation entry in reloc_buf, which will be updated with the
|
|
* target buffer's real offset on on command submission.
|
|
*
|
|
* Relocations remain in place for the lifetime of the buffer object.
|
|
*
|
|
* \param reloc_buf Buffer to write the relocation into.
|
|
* \param read_domains GEM read domains which the buffer will be read into
|
|
* by the command that this relocation is part of.
|
|
* \param write_domains GEM read domains which the buffer will be dirtied
|
|
* in by the command that this relocation is part of.
|
|
* \param delta Constant value to be added to the relocation target's
|
|
* offset.
|
|
* \param offset Byte offset within batch_buf of the relocated pointer.
|
|
* \param target Buffer whose offset should be written into the relocation
|
|
* entry.
|
|
*/
|
|
int (*emit_reloc)(dri_bo *reloc_buf,
|
|
uint32_t read_domains, uint32_t write_domain,
|
|
uint32_t delta, uint32_t offset, dri_bo *target);
|
|
};
|
|
|
|
/* intel_bufmgr_gem.c */
|
|
dri_bufmgr *intel_bufmgr_gem_init(int fd, int batch_size);
|
|
dri_bo *intel_bo_gem_create_from_name(dri_bufmgr *bufmgr, const char *name,
|
|
unsigned int handle);
|
|
void intel_bufmgr_gem_enable_reuse(dri_bufmgr *bufmgr);
|
|
|
|
/* intel_bufmgr_fake.c */
|
|
dri_bufmgr *intel_bufmgr_fake_init(unsigned long low_offset, void *low_virtual,
|
|
unsigned long size,
|
|
unsigned int (*fence_emit)(void *private),
|
|
int (*fence_wait)(void *private,
|
|
unsigned int cookie),
|
|
void *driver_priv);
|
|
dri_bo *intel_bo_fake_alloc_static(dri_bufmgr *bufmgr, const char *name,
|
|
unsigned long offset, unsigned long size,
|
|
void *virtual);
|
|
|
|
void intel_bufmgr_fake_contended_lock_take(dri_bufmgr *bufmgr);
|
|
void intel_bo_fake_disable_backing_store(dri_bo *bo,
|
|
void (*invalidate_cb)(dri_bo *bo,
|
|
void *ptr),
|
|
void *ptr);
|
|
void intel_bufmgr_fake_evict_all(dri_bufmgr *bufmgr);
|
|
|
|
int intel_bo_emit_reloc(dri_bo *reloc_buf,
|
|
uint32_t read_domains, uint32_t write_domain,
|
|
uint32_t delta, uint32_t offset, dri_bo *target_buf);
|
|
|
|
#endif /* INTEL_BUFMGR_GEM_H */
|
|
|