drm/libdrm/radeon/radeon_bo.h

152 lines
5.2 KiB
C

/*
* Copyright © 2008 Jérôme Glisse
* 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:
* Jérôme Glisse <glisse@freedesktop.org>
*/
#ifndef RADEON_BO_H
#define RADEON_BO_H
#include <stdio.h>
#include <stdint.h>
/* bo object */
#define RADEON_BO_FLAGS_MACRO_TILE 1
#define RADEON_BO_FLAGS_MICRO_TILE 2
struct radeon_bo_manager;
struct radeon_bo {
uint32_t alignment;
uint32_t handle;
uint32_t size;
uint32_t flags;
unsigned cref;
void *ptr;
struct radeon_bo_manager *bom;
};
/* bo functions */
struct radeon_bo_funcs {
struct radeon_bo *(*bo_open)(struct radeon_bo_manager *bom,
uint32_t handle,
uint32_t size,
uint32_t alignment,
uint32_t flags);
void (*bo_ref)(struct radeon_bo *bo);
void (*bo_unref)(struct radeon_bo *bo);
int (*bo_map)(struct radeon_bo *bo, int write);
int (*bo_unmap)(struct radeon_bo *bo);
};
struct radeon_bo_manager {
struct radeon_bo_funcs *funcs;
int fd;
};
static inline struct radeon_bo *_radeon_bo_open(struct radeon_bo_manager *bom,
uint32_t handle,
uint32_t size,
uint32_t alignment,
uint32_t flags,
const char *file,
const char *func,
int line)
{
struct radeon_bo *bo;
bo = bom->funcs->bo_open(bom, handle, size, alignment, flags);
#ifdef RADEON_BO_TRACK_OPEN
if (bo) {
fprintf(stderr, "+open (%p, %d, %d) at (%s, %s, %d)\n",
bo, bo->size, bo->cref, file, func, line);
}
#endif
return bo;
}
static inline void _radeon_bo_ref(struct radeon_bo *bo,
const char *file,
const char *func,
int line)
{
bo->cref++;
#ifdef RADEON_BO_TRACK_REF
fprintf(stderr, "+ref (%p, %d, %d) at (%s, %s, %d)\n",
bo, bo->size, bo->cref, file, func, line);
#endif
bo->bom->funcs->bo_ref(bo);
}
static inline void _radeon_bo_unref(struct radeon_bo *bo,
const char *file,
const char *func,
int line)
{
bo->cref--;
#ifdef RADEON_BO_TRACK_REF
fprintf(stderr, "-unref(%p, %d, %d) at (%s, %s, %d)\n",
bo, bo->size, bo->cref, file, func, line);
#endif
bo->bom->funcs->bo_unref(bo);
}
static inline int _radeon_bo_map(struct radeon_bo *bo,
int write,
const char *file,
const char *func,
int line)
{
#ifdef RADEON_BO_TRACK_MAP
fprintf(stderr, "+map (%p, %d, %d) at (%s, %s, %d)\n",
bo, bo->size, bo->cref, file, func, line);
#endif
return bo->bom->funcs->bo_map(bo, write);
}
static inline int _radeon_bo_unmap(struct radeon_bo *bo,
const char *file,
const char *func,
int line)
{
#ifdef RADEON_BO_TRACK_MAP
fprintf(stderr, "-unmap(%p, %d, %d) at (%s, %s, %d)\n",
bo, bo->size, bo->cref, file, func, line);
#endif
return bo->bom->funcs->bo_unmap(bo);
}
#define radeon_bo_open(bom, h, s, a, f)\
_radeon_bo_open(bom, h, s, a, f, __FILE__, __FUNCTION__, __LINE__)
#define radeon_bo_ref(bo)\
_radeon_bo_ref(bo, __FILE__, __FUNCTION__, __LINE__)
#define radeon_bo_unref(bo)\
_radeon_bo_unref(bo, __FILE__, __FUNCTION__, __LINE__)
#define radeon_bo_map(bo, w)\
_radeon_bo_map(bo, w, __FILE__, __FUNCTION__, __LINE__)
#define radeon_bo_unmap(bo)\
_radeon_bo_unmap(bo, __FILE__, __FUNCTION__, __LINE__)
#endif