diff options
Diffstat (limited to 'libsync/sync_test.c')
-rw-r--r-- | libsync/sync_test.c | 146 |
1 files changed, 146 insertions, 0 deletions
diff --git a/libsync/sync_test.c b/libsync/sync_test.c new file mode 100644 index 000000000..a75f6716b --- /dev/null +++ b/libsync/sync_test.c | |||
@@ -0,0 +1,146 @@ | |||
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, char *argv[]) | ||
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 | } | ||