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/*
* Copyright © 2008 Nicolai Haehnle
* 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:
* Aapo Tahkola <aet@rasterburn.org>
* Nicolai Haehnle <prefect_@gmx.net>
* Jérôme Glisse <glisse@freedesktop.org>
*/
#ifndef RADEON_CS_H
#define RADEON_CS_H
#include <stdint.h>
#include <string.h>
#include "drm.h"
#include "radeon_drm.h"
#include "radeon_bo.h"
struct radeon_cs_reloc {
struct radeon_bo *bo;
uint32_t read_domain;
uint32_t write_domain;
uint32_t flags;
};
#define RADEON_CS_SPACE_OK 0
#define RADEON_CS_SPACE_OP_TO_BIG 1
#define RADEON_CS_SPACE_FLUSH 2
struct radeon_cs_space_check {
struct radeon_bo *bo;
uint32_t read_domains;
uint32_t write_domain;
uint32_t new_accounted;
};
struct radeon_cs_manager;
struct radeon_cs {
struct radeon_cs_manager *csm;
void *relocs;
uint32_t *packets;
unsigned crelocs;
unsigned relocs_total_size;
unsigned cdw;
unsigned ndw;
int section;
unsigned section_ndw;
unsigned section_cdw;
const char *section_file;
const char *section_func;
int section_line;
};
/* cs functions */
struct radeon_cs_funcs {
struct radeon_cs *(*cs_create)(struct radeon_cs_manager *csm,
uint32_t ndw);
int (*cs_write_reloc)(struct radeon_cs *cs,
struct radeon_bo *bo,
uint32_t read_domain,
uint32_t write_domain,
uint32_t flags);
int (*cs_begin)(struct radeon_cs *cs,
uint32_t ndw,
const char *file,
const char *func,
int line);
int (*cs_end)(struct radeon_cs *cs,
const char *file,
const char *func,
int line);
int (*cs_emit)(struct radeon_cs *cs);
int (*cs_destroy)(struct radeon_cs *cs);
int (*cs_erase)(struct radeon_cs *cs);
int (*cs_need_flush)(struct radeon_cs *cs);
void (*cs_print)(struct radeon_cs *cs, FILE *file);
int (*cs_space_check)(struct radeon_cs *cs, struct radeon_cs_space_check *bos,
int num_bo);
};
struct radeon_cs_manager {
struct radeon_cs_funcs *funcs;
int fd;
uint32_t vram_limit, gart_limit;
uint32_t vram_write_used, gart_write_used;
uint32_t read_used;
};
static inline struct radeon_cs *radeon_cs_create(struct radeon_cs_manager *csm,
uint32_t ndw)
{
return csm->funcs->cs_create(csm, ndw);
}
static inline int radeon_cs_write_reloc(struct radeon_cs *cs,
struct radeon_bo *bo,
uint32_t read_domain,
uint32_t write_domain,
uint32_t flags)
{
return cs->csm->funcs->cs_write_reloc(cs,
bo,
read_domain,
write_domain,
flags);
}
static inline int radeon_cs_begin(struct radeon_cs *cs,
uint32_t ndw,
const char *file,
const char *func,
int line)
{
return cs->csm->funcs->cs_begin(cs, ndw, file, func, line);
}
static inline int radeon_cs_end(struct radeon_cs *cs,
const char *file,
const char *func,
int line)
{
return cs->csm->funcs->cs_end(cs, file, func, line);
}
static inline int radeon_cs_emit(struct radeon_cs *cs)
{
return cs->csm->funcs->cs_emit(cs);
}
static inline int radeon_cs_destroy(struct radeon_cs *cs)
{
return cs->csm->funcs->cs_destroy(cs);
}
static inline int radeon_cs_erase(struct radeon_cs *cs)
{
return cs->csm->funcs->cs_erase(cs);
}
static inline int radeon_cs_need_flush(struct radeon_cs *cs)
{
return cs->csm->funcs->cs_need_flush(cs);
}
static inline void radeon_cs_print(struct radeon_cs *cs, FILE *file)
{
cs->csm->funcs->cs_print(cs, file);
}
static inline int radeon_cs_space_check(struct radeon_cs *cs,
struct radeon_cs_space_check *bos,
int num_bo)
{
return cs->csm->funcs->cs_space_check(cs, bos, num_bo);
}
static inline void radeon_cs_set_limit(struct radeon_cs *cs, uint32_t domain, uint32_t limit)
{
if (domain == RADEON_GEM_DOMAIN_VRAM)
cs->csm->vram_limit = limit;
else
cs->csm->gart_limit = limit;
}
static inline void radeon_cs_write_dword(struct radeon_cs *cs, uint32_t dword)
{
cs->packets[cs->cdw++] = dword;
if (cs->section) {
cs->section_cdw++;
}
}
static inline void radeon_cs_write_qword(struct radeon_cs *cs, uint64_t qword)
{
memcpy(cs->packets + cs->cdw, &qword, sizeof(uint64_t));
cs->cdw += 2;
if (cs->section) {
cs->section_cdw += 2;
}
}
#endif
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