summaryrefslogtreecommitdiffstats
path: root/src/etnaviv/drm/etnaviv_priv.h
blob: 4117be137716e347ca744733004f713a46c82f13 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
/*
 * Copyright (C) 2014-2015 Etnaviv Project
 *
 * 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:
 *    Christian Gmeiner <christian.gmeiner@gmail.com>
 */

#ifndef ETNAVIV_PRIV_H_
#define ETNAVIV_PRIV_H_

#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 <xf86drm.h>

#include "util/list.h"
#include "util/macros.h"
#include "util/u_atomic.h"
#include "util/u_debug.h"

#include "etnaviv_drmif.h"
#include "drm-uapi/etnaviv_drm.h"

struct etna_bo_bucket {
	uint32_t size;
	struct list_head list;
};

struct etna_bo_cache {
	struct etna_bo_bucket cache_bucket[14 * 4];
	unsigned num_buckets;
	time_t time;
};

struct etna_device {
	int fd;
	int refcnt;

	/* tables to keep track of bo's, to avoid "evil-twin" etna_bo objects:
	 *
	 *   handle_table: maps handle to etna_bo
	 *   name_table: maps flink name to etna_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;

	struct etna_bo_cache bo_cache;

	int closefd;        /* call close(fd) upon destruction */
};

void etna_bo_cache_init(struct etna_bo_cache *cache);
void etna_bo_cache_cleanup(struct etna_bo_cache *cache, time_t time);
struct etna_bo *etna_bo_cache_alloc(struct etna_bo_cache *cache,
		uint32_t *size, uint32_t flags);
int etna_bo_cache_free(struct etna_bo_cache *cache, struct etna_bo *bo);

/* for where @table_lock is already held: */
void etna_device_del_locked(struct etna_device *dev);

/* a GEM buffer object allocated from the DRM device */
struct etna_bo {
	struct etna_device      *dev;
	void            *map;           /* userspace mmap'ing (if there is one) */
	uint32_t        size;
	uint32_t        handle;
	uint32_t        flags;
	uint32_t        name;           /* flink global handle (DRI2 name) */
	uint64_t        offset;         /* offset to mmap() */
	int		refcnt;

	/* in the common case, a bo won't be referenced by more than a single
	 * command stream.  So to avoid looping over all the bo's in the
	 * reloc table to find the idx of a bo that might already be in the
	 * table, we cache the idx in the bo.  But in order to detect the
	 * slow-path where bo is ref'd in multiple streams, we also must track
	 * the current_stream for which the idx is valid.  See bo2idx().
	 */
	struct etna_cmd_stream *current_stream;
	uint32_t idx;

	int reuse;
	struct list_head list;   /* bucket-list entry */
	time_t free_time;        /* time when added to bucket-list */
};

struct etna_gpu {
	struct etna_device *dev;
	uint32_t core;
	uint32_t model;
	uint32_t revision;
};

struct etna_pipe {
	enum etna_pipe_id id;
	struct etna_gpu *gpu;
};

struct etna_cmd_stream_priv {
	struct etna_cmd_stream base;
	struct etna_pipe *pipe;

	uint32_t last_timestamp;

	/* submit ioctl related tables: */
	struct {
		/* bo's table: */
		struct drm_etnaviv_gem_submit_bo *bos;
		uint32_t nr_bos, max_bos;

		/* reloc's table: */
		struct drm_etnaviv_gem_submit_reloc *relocs;
		uint32_t nr_relocs, max_relocs;

		/* perf's table: */
		struct drm_etnaviv_gem_submit_pmr *pmrs;
		uint32_t nr_pmrs, max_pmrs;
	} submit;

	/* should have matching entries in submit.bos: */
	struct etna_bo **bos;
	uint32_t nr_bos, max_bos;

	/* notify callback if buffer reset happened */
	void (*reset_notify)(struct etna_cmd_stream *stream, void *priv);
	void *reset_notify_priv;
};

struct etna_perfmon {
	struct list_head domains;
	struct etna_pipe *pipe;
};

struct etna_perfmon_domain
{
	struct list_head head;
	struct list_head signals;
	uint8_t id;
	char name[64];
};

struct etna_perfmon_signal
{
	struct list_head head;
	struct etna_perfmon_domain *domain;
	uint8_t signal;
	char name[64];
};

#define ALIGN(v,a) (((v) + (a) - 1) & ~((a) - 1))

#define enable_debug 0  /* TODO make dynamic */

#define INFO_MSG(fmt, ...) \
		do { debug_printf("[I] "fmt " (%s:%d)\n", \
				##__VA_ARGS__, __FUNCTION__, __LINE__); } while (0)
#define DEBUG_MSG(fmt, ...) \
		do if (enable_debug) { debug_printf("[D] "fmt " (%s:%d)\n", \
				##__VA_ARGS__, __FUNCTION__, __LINE__); } while (0)
#define WARN_MSG(fmt, ...) \
		do { debug_printf("[W] "fmt " (%s:%d)\n", \
				##__VA_ARGS__, __FUNCTION__, __LINE__); } while (0)
#define ERROR_MSG(fmt, ...) \
		do { debug_printf("[E] " fmt " (%s:%d)\n", \
				##__VA_ARGS__, __FUNCTION__, __LINE__); } while (0)

#define VOID2U64(x) ((uint64_t)(unsigned long)(x))

static inline void get_abs_timeout(struct drm_etnaviv_timespec *tv, uint64_t ns)
{
	struct timespec t;
	uint32_t s = ns / 1000000000;
	clock_gettime(CLOCK_MONOTONIC, &t);
	tv->tv_sec = t.tv_sec + s;
	tv->tv_nsec = t.tv_nsec + ns - (s * 1000000000);
}

#endif /* ETNAVIV_PRIV_H_ */