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