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/* -*- mode: C; c-file-style: "k&r"; tab-width 4; indent-tabs-mode: t; -*- */
/*
* Copyright (C) 2012 Rob Clark <robclark@freedesktop.org>
*
* 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:
* Rob Clark <robclark@freedesktop.org>
*/
#ifndef FREEDRENO_PRIV_H_
#define FREEDRENO_PRIV_H_
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <stdlib.h>
#include <errno.h>
#include <string.h>
#include <unistd.h>
#include <errno.h>
#include <fcntl.h>
#include <sys/ioctl.h>
#include <pthread.h>
#include <stdio.h>
#include <assert.h>
#include "libdrm_macros.h"
#include "xf86drm.h"
#include "xf86atomic.h"
#include "util_double_list.h"
#include "freedreno_drmif.h"
#include "freedreno_ringbuffer.h"
#include "drm.h"
#ifndef TRUE
# define TRUE 1
#endif
#ifndef FALSE
# define FALSE 0
#endif
struct fd_device_funcs {
int (*bo_new_handle)(struct fd_device *dev, uint32_t size,
uint32_t flags, uint32_t *handle);
struct fd_bo * (*bo_from_handle)(struct fd_device *dev,
uint32_t size, uint32_t handle);
struct fd_pipe * (*pipe_new)(struct fd_device *dev, enum fd_pipe_id id);
void (*destroy)(struct fd_device *dev);
};
struct fd_bo_bucket {
uint32_t size;
struct list_head list;
};
struct fd_bo_cache {
struct fd_bo_bucket cache_bucket[14 * 4];
int num_buckets;
time_t time;
};
struct fd_device {
int fd;
enum fd_version version;
atomic_t refcnt;
/* tables to keep track of bo's, to avoid "evil-twin" fd_bo objects:
*
* handle_table: maps handle to fd_bo
* name_table: maps flink name to fd_bo
*
* We end up needing two tables, because DRM_IOCTL_GEM_OPEN always
* returns a new handle. So we need to figure out if the bo is already
* open in the process first, before calling gem-open.
*/
void *handle_table, *name_table;
const struct fd_device_funcs *funcs;
struct fd_bo_cache bo_cache;
int closefd; /* call close(fd) upon destruction */
};
drm_private void fd_bo_cache_init(struct fd_bo_cache *cache, int coarse);
drm_private void fd_bo_cache_cleanup(struct fd_bo_cache *cache, time_t time);
drm_private struct fd_bo * fd_bo_cache_alloc(struct fd_bo_cache *cache,
uint32_t *size, uint32_t flags);
drm_private int fd_bo_cache_free(struct fd_bo_cache *cache, struct fd_bo *bo);
/* for where @table_lock is already held: */
drm_private void fd_device_del_locked(struct fd_device *dev);
struct fd_pipe_funcs {
struct fd_ringbuffer * (*ringbuffer_new)(struct fd_pipe *pipe, uint32_t size);
int (*get_param)(struct fd_pipe *pipe, enum fd_param_id param, uint64_t *value);
int (*wait)(struct fd_pipe *pipe, uint32_t timestamp, uint64_t timeout);
void (*destroy)(struct fd_pipe *pipe);
};
struct fd_pipe {
struct fd_device *dev;
enum fd_pipe_id id;
uint32_t gpu_id;
const struct fd_pipe_funcs *funcs;
};
struct fd_ringmarker {
struct fd_ringbuffer *ring;
uint32_t *cur;
};
struct fd_ringbuffer_funcs {
void * (*hostptr)(struct fd_ringbuffer *ring);
int (*flush)(struct fd_ringbuffer *ring, uint32_t *last_start,
int in_fence_fd, int *out_fence_fd);
void (*grow)(struct fd_ringbuffer *ring, uint32_t size);
void (*reset)(struct fd_ringbuffer *ring);
void (*emit_reloc)(struct fd_ringbuffer *ring,
const struct fd_reloc *reloc);
uint32_t (*emit_reloc_ring)(struct fd_ringbuffer *ring,
struct fd_ringbuffer *target, uint32_t cmd_idx,
uint32_t submit_offset, uint32_t size);
uint32_t (*cmd_count)(struct fd_ringbuffer *ring);
void (*destroy)(struct fd_ringbuffer *ring);
};
struct fd_bo_funcs {
int (*offset)(struct fd_bo *bo, uint64_t *offset);
int (*cpu_prep)(struct fd_bo *bo, struct fd_pipe *pipe, uint32_t op);
void (*cpu_fini)(struct fd_bo *bo);
int (*madvise)(struct fd_bo *bo, int willneed);
void (*destroy)(struct fd_bo *bo);
};
struct fd_bo {
struct fd_device *dev;
uint32_t size;
uint32_t handle;
uint32_t name;
void *map;
atomic_t refcnt;
const struct fd_bo_funcs *funcs;
int bo_reuse;
struct list_head list; /* bucket-list entry */
time_t free_time; /* time when added to bucket-list */
};
#define ALIGN(v,a) (((v) + (a) - 1) & ~((a) - 1))
#define ARRAY_SIZE(arr) (sizeof(arr) / sizeof((arr)[0]))
#define enable_debug 0 /* TODO make dynamic */
#define INFO_MSG(fmt, ...) \
do { drmMsg("[I] "fmt " (%s:%d)\n", \
##__VA_ARGS__, __FUNCTION__, __LINE__); } while (0)
#define DEBUG_MSG(fmt, ...) \
do if (enable_debug) { drmMsg("[D] "fmt " (%s:%d)\n", \
##__VA_ARGS__, __FUNCTION__, __LINE__); } while (0)
#define WARN_MSG(fmt, ...) \
do { drmMsg("[W] "fmt " (%s:%d)\n", \
##__VA_ARGS__, __FUNCTION__, __LINE__); } while (0)
#define ERROR_MSG(fmt, ...) \
do { drmMsg("[E] " fmt " (%s:%d)\n", \
##__VA_ARGS__, __FUNCTION__, __LINE__); } while (0)
#define U642VOID(x) ((void *)(unsigned long)(x))
#define VOID2U64(x) ((uint64_t)(unsigned long)(x))
static inline uint32_t
offset_bytes(void *end, void *start)
{
return ((char *)end) - ((char *)start);
}
#endif /* FREEDRENO_PRIV_H_ */
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