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d42e7319 JB |
1 | /* |
2 | * sync_test.c | |
3 | * | |
4 | * Copyright 2012 Google, Inc | |
5 | * | |
6 | * Licensed under the Apache License, Version 2.0 (the "License"); | |
7 | * you may not use this file except in compliance with the License. | |
8 | * You may obtain a copy of the License at | |
9 | * | |
10 | * http://www.apache.org/licenses/LICENSE-2.0 | |
11 | * | |
12 | * Unless required by applicable law or agreed to in writing, software | |
13 | * distributed under the License is distributed on an "AS IS" BASIS, | |
14 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | |
15 | * See the License for the specific language governing permissions and | |
16 | * limitations under the License. | |
17 | */ | |
18 | ||
19 | #include <errno.h> | |
20 | #include <pthread.h> | |
21 | #include <stdio.h> | |
22 | #include <string.h> | |
23 | #include <unistd.h> | |
24 | ||
25 | #include <sync/sync.h> | |
26 | ||
27 | pthread_mutex_t printf_mutex = PTHREAD_MUTEX_INITIALIZER; | |
28 | ||
29 | struct sync_thread_data { | |
30 | int thread_no; | |
31 | int fd[2]; | |
32 | }; | |
33 | ||
34 | void *sync_thread(void *data) | |
35 | { | |
36 | struct sync_thread_data *sync_data = data; | |
37 | struct sync_fence_info_data *info; | |
38 | int err; | |
39 | int i; | |
40 | ||
41 | for (i = 0; i < 2; i++) { | |
42 | err = sync_wait(sync_data->fd[i], 10000); | |
43 | ||
44 | pthread_mutex_lock(&printf_mutex); | |
45 | if (err < 0) { | |
46 | printf("thread %d wait %d failed: %s\n", sync_data->thread_no, | |
47 | i, strerror(errno)); | |
48 | } else { | |
49 | printf("thread %d wait %d done\n", sync_data->thread_no, i); | |
50 | } | |
51 | info = sync_fence_info(sync_data->fd[i]); | |
52 | if (info) { | |
53 | struct sync_pt_info *pt_info = NULL; | |
54 | printf(" fence %s %d\n", info->name, info->status); | |
55 | ||
56 | while ((pt_info = sync_pt_info(info, pt_info))) { | |
57 | int ts_sec = pt_info->timestamp_ns / 1000000000LL; | |
58 | int ts_usec = (pt_info->timestamp_ns % 1000000000LL) / 1000LL; | |
59 | printf(" pt %s %s %d %d.%06d", pt_info->obj_name, | |
60 | pt_info->driver_name, pt_info->status, | |
61 | ts_sec, ts_usec); | |
62 | if (!strcmp(pt_info->driver_name, "sw_sync")) | |
63 | printf(" val=%d\n", *(uint32_t *)pt_info->driver_data); | |
64 | else | |
65 | printf("\n"); | |
66 | } | |
67 | sync_fence_info_free(info); | |
68 | } | |
69 | pthread_mutex_unlock(&printf_mutex); | |
70 | } | |
71 | ||
72 | return NULL; | |
73 | } | |
74 | ||
75 | int main(int argc __attribute__((unused)), char *argv[] __attribute__((unused))) | |
76 | { | |
77 | struct sync_thread_data sync_data[4]; | |
78 | pthread_t threads[4]; | |
79 | int sync_timeline_fd; | |
80 | int i, j; | |
81 | char str[256]; | |
82 | ||
83 | sync_timeline_fd = sw_sync_timeline_create(); | |
84 | if (sync_timeline_fd < 0) { | |
85 | perror("can't create sw_sync_timeline:"); | |
86 | return 1; | |
87 | } | |
88 | ||
89 | for (i = 0; i < 3; i++) { | |
90 | sync_data[i].thread_no = i; | |
91 | ||
92 | for (j = 0; j < 2; j++) { | |
93 | unsigned val = i + j * 3 + 1; | |
94 | sprintf(str, "test_fence%d-%d", i, j); | |
95 | int fd = sw_sync_fence_create(sync_timeline_fd, str, val); | |
96 | if (fd < 0) { | |
97 | printf("can't create sync pt %d: %s", val, strerror(errno)); | |
98 | return 1; | |
99 | } | |
100 | sync_data[i].fd[j] = fd; | |
101 | printf("sync_data[%d].fd[%d] = %d;\n", i, j, fd); | |
102 | ||
103 | } | |
104 | } | |
105 | ||
106 | sync_data[3].thread_no = 3; | |
107 | for (j = 0; j < 2; j++) { | |
108 | sprintf(str, "merged_fence%d", j); | |
109 | sync_data[3].fd[j] = sync_merge(str, sync_data[0].fd[j], sync_data[1].fd[j]); | |
110 | if (sync_data[3].fd[j] < 0) { | |
111 | printf("can't merge sync pts %d and %d: %s\n", | |
112 | sync_data[0].fd[j], sync_data[1].fd[j], strerror(errno)); | |
113 | return 1; | |
114 | } | |
115 | } | |
116 | ||
117 | for (i = 0; i < 4; i++) | |
118 | pthread_create(&threads[i], NULL, sync_thread, &sync_data[i]); | |
119 | ||
120 | ||
121 | for (i = 0; i < 3; i++) { | |
122 | int err; | |
123 | printf("press enter to inc to %d\n", i+1); | |
124 | fgets(str, sizeof(str), stdin); | |
125 | err = sw_sync_timeline_inc(sync_timeline_fd, 1); | |
126 | if (err < 0) { | |
127 | perror("can't increment sync obj:"); | |
128 | return 1; | |
129 | } | |
130 | } | |
131 | ||
132 | printf("press enter to close sync_timeline\n"); | |
133 | fgets(str, sizeof(str), stdin); | |
134 | ||
135 | close(sync_timeline_fd); | |
136 | ||
137 | printf("press enter to end test\n"); | |
138 | fgets(str, sizeof(str), stdin); | |
139 | ||
140 | for (i = 0; i < 3; i++) { | |
141 | void *val; | |
142 | pthread_join(threads[i], &val); | |
143 | } | |
144 | ||
145 | return 0; | |
146 | } |