Airspeed ETS: fix code style

src/drivers/ets_airspeed/ets_airspeed.cpp

@@ -94,7 +94,7 @@
 class ETSAirspeed : public Airspeed
 {
 public:
-	ETSAirspeed(int bus, int address = I2C_ADDRESS, const char* path = ETS_PATH);
+	ETSAirspeed(int bus, int address = I2C_ADDRESS, const char *path = ETS_PATH);
 
 protected:
 
@@ -113,8 +113,8 @@ protected:
  */
 extern "C" __EXPORT int ets_airspeed_main(int argc, char *argv[]);
 
-ETSAirspeed::ETSAirspeed(int bus, int address, const char* path) : Airspeed(bus, address,
+ETSAirspeed::ETSAirspeed(int bus, int address, const char *path) : Airspeed(bus, address,
-	CONVERSION_INTERVAL, path)
+			CONVERSION_INTERVAL, path)
 {
 
 }
@@ -155,7 +155,8 @@ ETSAirspeed::collect()
 	}
 
 	uint16_t diff_pres_pa_raw = val[1] << 8 | val[0];
-        if (diff_pres_pa_raw == 0) {
+
+	if (diff_pres_pa_raw == 0) {
 		// a zero value means the pressure sensor cannot give us a
 		// value. We need to return, and not report a value or the
 		// caller could end up using this value as part of an
@@ -163,7 +164,7 @@ ETSAirspeed::collect()
 		perf_count(_comms_errors);
 		log("zero value from sensor");
 		return -1;
-        }
+	}
 
 	// The raw value still should be compensated for the known offset
 	diff_pres_pa_raw -= _diff_pres_offset;
@@ -175,7 +176,7 @@ ETSAirspeed::collect()
 
 	differential_pressure_s report;
 	report.timestamp = hrt_absolute_time();
-        report.error_count = perf_event_count(_comms_errors);
+	report.error_count = perf_event_count(_comms_errors);
 
 	// XXX we may want to smooth out the readings to remove noise.
 	report.differential_pressure_filtered_pa = diff_pres_pa_raw;
@@ -210,6 +211,7 @@ ETSAirspeed::cycle()
 
 		/* perform collection */
 		ret = collect();
+
 		if (OK != ret) {
 			perf_count(_comms_errors);
 			/* restart the measurement state machine */
@@ -239,6 +241,7 @@ ETSAirspeed::cycle()
 
 	/* measurement phase */
 	ret = measure();
+
 	if (OK != ret) {
 		debug("measure error");
 	}
@@ -287,26 +290,31 @@ start(int i2c_bus)
 {
 	int fd;
 
-	if (g_dev != nullptr)
+	if (g_dev != nullptr) {
 		errx(1, "already started");
+	}
 
 	/* create the driver */
 	g_dev = new ETSAirspeed(i2c_bus);
 
-	if (g_dev == nullptr)
+	if (g_dev == nullptr) {
 		goto fail;
+	}
 
-	if (OK != g_dev->Airspeed::init())
+	if (OK != g_dev->Airspeed::init()) {
 		goto fail;
+	}
 
 	/* set the poll rate to default, starts automatic data collection */
 	fd = open(AIRSPEED0_DEVICE_PATH, O_RDONLY);
 
-	if (fd < 0)
+	if (fd < 0) {
 		goto fail;
+	}
 
-	if (ioctl(fd, SENSORIOCSPOLLRATE, SENSOR_POLLRATE_DEFAULT) < 0)
+	if (ioctl(fd, SENSORIOCSPOLLRATE, SENSOR_POLLRATE_DEFAULT) < 0) {
 		goto fail;
+	}
 
 	exit(0);
 
@@ -351,21 +359,24 @@ test()
 
 	int fd = open(ETS_PATH, O_RDONLY);
 
-	if (fd < 0)
+	if (fd < 0) {
 		err(1, "%s open failed (try 'ets_airspeed start' if the driver is not running", ETS_PATH);
+	}
 
 	/* do a simple demand read */
 	sz = read(fd, &report, sizeof(report));
 
-	if (sz != sizeof(report))
+	if (sz != sizeof(report)) {
 		err(1, "immediate read failed");
+	}
 
 	warnx("single read");
 	warnx("diff pressure: %f pa", (double)report.differential_pressure_filtered_pa);
 
 	/* start the sensor polling at 2Hz */
-	if (OK != ioctl(fd, SENSORIOCSPOLLRATE, 2))
+	if (OK != ioctl(fd, SENSORIOCSPOLLRATE, 2)) {
 		errx(1, "failed to set 2Hz poll rate");
+	}
 
 	/* read the sensor 5x and report each value */
 	for (unsigned i = 0; i < 5; i++) {
@@ -376,22 +387,25 @@ test()
 		fds.events = POLLIN;
 		ret = poll(&fds, 1, 2000);
 
-		if (ret != 1)
+		if (ret != 1) {
 			errx(1, "timed out waiting for sensor data");
+		}
 
 		/* now go get it */
 		sz = read(fd, &report, sizeof(report));
 
-		if (sz != sizeof(report))
+		if (sz != sizeof(report)) {
 			err(1, "periodic read failed");
+		}
 
 		warnx("periodic read %u", i);
 		warnx("diff pressure: %f pa", (double)report.differential_pressure_filtered_pa);
 	}
 
 	/* reset the sensor polling to its default rate */
-	if (OK != ioctl(fd, SENSORIOCSPOLLRATE, SENSOR_POLLRATE_DEFAULT))
+	if (OK != ioctl(fd, SENSORIOCSPOLLRATE, SENSOR_POLLRATE_DEFAULT)) {
 		errx(1, "failed to set default rate");
+	}
 
 	errx(0, "PASS");
 }
@@ -404,14 +418,17 @@ reset()
 {
 	int fd = open(ETS_PATH, O_RDONLY);
 
-	if (fd < 0)
+	if (fd < 0) {
 		err(1, "failed ");
+	}
 
-	if (ioctl(fd, SENSORIOCRESET, 0) < 0)
+	if (ioctl(fd, SENSORIOCRESET, 0) < 0) {
 		err(1, "driver reset failed");
+	}
 
-	if (ioctl(fd, SENSORIOCSPOLLRATE, SENSOR_POLLRATE_DEFAULT) < 0)
+	if (ioctl(fd, SENSORIOCSPOLLRATE, SENSOR_POLLRATE_DEFAULT) < 0) {
 		err(1, "driver poll restart failed");
+	}
 
 	exit(0);
 }
@@ -422,8 +439,9 @@ reset()
 void
 info()
 {
-	if (g_dev == nullptr)
+	if (g_dev == nullptr) {
 		errx(1, "driver not running");
+	}
 
 	printf("state @ %p\n", g_dev);
 	g_dev->print_info();
@@ -462,32 +480,37 @@ ets_airspeed_main(int argc, char *argv[])
 	/*
 	 * Start/load the driver.
 	 */
-	if (!strcmp(argv[1], "start"))
+	if (!strcmp(argv[1], "start")) {
 		ets_airspeed::start(i2c_bus);
+	}
 
 	/*
 	 * Stop the driver
 	 */
-	if (!strcmp(argv[1], "stop"))
+	if (!strcmp(argv[1], "stop")) {
 		ets_airspeed::stop();
+	}
 
 	/*
 	 * Test the driver/device.
 	 */
-	if (!strcmp(argv[1], "test"))
+	if (!strcmp(argv[1], "test")) {
 		ets_airspeed::test();
+	}
 
 	/*
 	 * Reset the driver.
 	 */
-	if (!strcmp(argv[1], "reset"))
+	if (!strcmp(argv[1], "reset")) {
 		ets_airspeed::reset();
+	}
 
 	/*
 	 * Print driver information.
 	 */
-	if (!strcmp(argv[1], "info") || !strcmp(argv[1], "status"))
+	if (!strcmp(argv[1], "info") || !strcmp(argv[1], "status")) {
 		ets_airspeed::info();
+	}
 
 	ets_airspeed_usage();
 	exit(0);