Reduce the arguments to clock_create.

New clock options should go into 'struct default_ds' so that we can avoid
growing clock_create indefinitely.

Signed-off-by: Richard Cochran <richardcochran@gmail.com>

clock.c

@@ -484,7 +484,7 @@ UInteger8 clock_class(struct clock *c)
 
 struct clock *clock_create(int phc_index, struct interface *iface, int count,
 			   enum timestamp_type timestamping, struct default_ds *dds,
-			   enum servo_type servo, int stats_interval)
+			   enum servo_type servo)
 {
 	int i, fadj = 0, max_adj = 0.0, sw_ts = timestamping == TS_SOFTWARE ? 1 : 0;
 	struct clock *c = &the_clock;
@@ -537,7 +537,7 @@ struct clock *clock_create(int phc_index, struct interface *iface, int count,
 		pr_err("Failed to create moving average");
 		return NULL;
 	}
-	c->stats_interval = stats_interval;
+	c->stats_interval = dds->stats_interval;
 	c->stats.offset = stats_create();
 	c->stats.freq = stats_create();
 	c->stats.delay = stats_create();

clock.h

@@ -67,12 +67,11 @@ UInteger8 clock_class(struct clock *c);
  * @param timestamping The timestamping mode for this clock.
  * @param dds          A pointer to a default data set for the clock.
  * @param servo        The servo that this clock will use.
- * @param stats_interval Interval in which are printed clock statistics.
  * @return             A pointer to the single global clock instance.
  */
 struct clock *clock_create(int phc_index, struct interface *iface, int count,
 			   enum timestamp_type timestamping, struct default_ds *dds,
-			   enum servo_type servo, int stats_interval);
+			   enum servo_type servo);
 
 /**
  * Obtains a clock's default data set.

config.c

@@ -381,7 +381,7 @@ static enum parser_result parse_global_setting(const char *option,
 	} else if (!strcmp(option, "summary_interval")) {
 		if (1 != sscanf(value, "%d", &val))
 			return BAD_VALUE;
-		cfg->summary_interval = val;
+		cfg->dds.stats_interval = val;
 
 	} else
 		return NOT_PARSED;

config.h

@@ -76,7 +76,6 @@ struct config {
 	int print_level;
 	int use_syslog;
 	int verbose;
-	int summary_interval;
 };
 
 int config_read(char *name, struct config *cfg);

ds.h

@@ -51,6 +51,7 @@ struct default_ds {
 	struct defaultDS dds;
 	int free_running;
 	int freq_est_interval; /*log seconds*/
+	int stats_interval; /*log seconds*/
 	struct clock_description clock_desc;
 };
 

ptp4l.c

@@ -52,6 +52,7 @@ static struct config cfg_settings = {
 		},
 		.free_running = 0,
 		.freq_est_interval = 1,
+		.stats_interval = 0,
 		.clock_desc = {
 			.productDescription = {
 				.max_symbols = 64,
@@ -99,7 +100,6 @@ static struct config cfg_settings = {
 	.print_level = LOG_INFO,
 	.use_syslog = 1,
 	.verbose = 0,
-	.summary_interval = 0,
 
 	.cfg_ignore = 0,
 };
@@ -352,8 +352,7 @@ int main(int argc, char *argv[])
 
 	clock = clock_create(phc_index, iface, cfg_settings.nports,
 			     *timestamping, &cfg_settings.dds,
-			     cfg_settings.clock_servo,
-			     cfg_settings.summary_interval);
+			     cfg_settings.clock_servo);
 	if (!clock) {
 		fprintf(stderr, "failed to create a clock\n");
 		return -1;