test timer:change deviation to be pass as parameter.

Signed-off-by: yangguangcai <[email protected]>

Author: yangguangcai1

testing/drivertest/drivertest_posix_timer.c

@@ -37,7 +37,6 @@
 #define RTC_DEFAULT_DEVIATION 10
 #define DEFAULT_TIME_OUT      2
 #define SLEEPSECONDS          10
-#define COMEINCALLBACK        0
 
 #define OPTARG_TO_VALUE(value, type, base)                            \
   do                                                                  \
@@ -58,12 +57,8 @@
 struct posix_timer_state_s
 {
   struct itimerspec it;
-};
-
-struct sigev_para_s
-{
-  int tim;
-  int interval;
+  uint32_t tim;
+  uint32_t deviation;
 };
 
 /****************************************************************************
@@ -80,8 +75,9 @@ struct sigev_para_s
 
 static void show_usage(FAR const char *progname, int exitcode)
 {
-  printf("Usage: %s"
-         " -s <timeout seconds>\n",
+  printf("Usage: %s\n"
+         " -s <timeout seconds>\n"
+         " -a <timeout deviation>\n",
          progname);
 
   exit(exitcode);
@@ -98,7 +94,7 @@ static void parse_commandline(
   int ch;
   int converted;
 
-  while ((ch = getopt(argc, argv, "s:")) != ERROR)
+  while ((ch = getopt(argc, argv, "s:a:")) != ERROR)
     {
       switch (ch)
         {
@@ -114,6 +110,17 @@ static void parse_commandline(
             posix_timer_state->it.it_interval.tv_sec = (uint32_t)converted;
             break;
 
+          case 'a':
+            OPTARG_TO_VALUE(converted, uint32_t, 10);
+            if (converted < 0 || converted > INT_MAX)
+              {
+                printf("deviation out of range: %d\n", converted);
+                show_usage(argv[0], EXIT_FAILURE);
+              }
+
+            posix_timer_state->deviation = (uint32_t)converted;
+            break;
+
           case '?':
             printf("Unsupported option: %s\n", optarg);
             show_usage(argv[0], EXIT_FAILURE);
@@ -141,11 +148,14 @@ static uint32_t get_timestamp(void)
 
 static void posix_timer_callback(union sigval arg)
 {
-  FAR struct sigev_para_s *sigev_para = (struct sigev_para_s *)arg.sival_ptr;
+  FAR struct posix_timer_state_s *sigev_para =
+                      (FAR struct posix_timer_state_s *)arg.sival_ptr;
   int range = get_timestamp() - (*sigev_para).tim;
+
   assert_in_range(range,
-                  (*sigev_para).interval * 1000 - RTC_DEFAULT_DEVIATION,
-                  (*sigev_para).interval * 1000 + RTC_DEFAULT_DEVIATION);
+          sigev_para->it.it_interval.tv_sec * 1000 - sigev_para->deviation,
+          sigev_para->it.it_interval.tv_sec * 1000 + sigev_para->deviation);
+
   syslog(LOG_DEBUG, "callback trigger!!!\n");
   (*sigev_para).tim = get_timestamp();
 }
@@ -159,7 +169,6 @@ static void test_case_posix_timer(FAR void **state)
   int ret;
   timer_t timerid;
   struct sigevent event;
-  struct sigev_para_s sigev_para;
 
   FAR struct posix_timer_state_s *posix_timer_state;
   struct itimerspec it;
@@ -170,7 +179,7 @@ static void test_case_posix_timer(FAR void **state)
   event.sigev_notify = SIGEV_THREAD;
   event.sigev_notify_function = posix_timer_callback;
   event.sigev_notify_attributes = NULL;
-  event.sigev_value.sival_ptr = (struct sigev_para_s *)&sigev_para;
+  event.sigev_value.sival_ptr = posix_timer_state;
 
   /* Create the timer */
 
@@ -182,8 +191,7 @@ static void test_case_posix_timer(FAR void **state)
   ret = timer_settime(timerid, 0, &(posix_timer_state->it), NULL);
   assert_return_code(ret, OK);
 
-  sigev_para.interval = posix_timer_state->it.it_interval.tv_sec;
-  sigev_para.tim = get_timestamp();
+  posix_timer_state->tim = get_timestamp();
 
   /* Get the timer status */
 
@@ -209,7 +217,8 @@ int main(int argc, FAR char *argv[])
     .it.it_value.tv_sec     = DEFAULT_TIME_OUT,
     .it.it_value.tv_nsec    = 0,
     .it.it_interval.tv_sec  = DEFAULT_TIME_OUT,
-    .it.it_interval.tv_nsec = 0
+    .it.it_interval.tv_nsec = 0,
+    .deviation              = RTC_DEFAULT_DEVIATION
   };
 
   const struct CMUnitTest tests[] =