PWM out sim: Fixed code style

src/drivers/pwm_out_sim/pwm_out_sim.cpp

@@ -194,6 +194,7 @@ PWMSim::~PWMSim()
 		_task_should_exit = true;
 
 		unsigned i = 10;
+
 		do {
 			/* wait 50ms - it should wake every 100ms or so worst-case */
 			usleep(50000);
@@ -226,6 +227,7 @@ PWMSim::init()
 
 	if (ret != OK) {
 		return ret;
+
 	} else {
 		_primary_pwm_device = true;
 	}
@@ -308,6 +310,7 @@ PWMSim::set_mode(Mode mode)
 	default:
 		return -EINVAL;
 	}
+
 	_mode = mode;
 	return OK;
 }
@@ -315,8 +318,9 @@ PWMSim::set_mode(Mode mode)
 int
 PWMSim::set_pwm_rate(unsigned rate)
 {
-	if ((rate > 500) || (rate < 10))
+	if ((rate > 500) || (rate < 10)) {
 		return -EINVAL;
+	}
 
 	_update_rate = rate;
 	return OK;
@@ -383,8 +387,11 @@ PWMSim::task_main()
 		/* handle update rate changes */
 		if (_current_update_rate != _update_rate) {
 			int update_rate_in_ms = int(1000 / _update_rate);
-			if (update_rate_in_ms < 2)
+
+			if (update_rate_in_ms < 2) {
 				update_rate_in_ms = 2;
+			}
+
 			orb_set_interval(_t_actuators, update_rate_in_ms);
 			// up_pwm_servo_set_rate(_update_rate);
 			_current_update_rate = _update_rate;
@@ -420,6 +427,7 @@ PWMSim::task_main()
 					    outputs.output[i] <= 1.0f) {
 						/* scale for PWM output 900 - 2100us */
 						outputs.output[i] = 1500 + (600 * outputs.output[i]);
+
 					} else {
 						/*
 						 * Value is NaN, INF or out of band - set to the minimum value.
@@ -468,10 +476,12 @@ PWMSim::control_callback(uintptr_t handle,
 
 	if (_armed) {
 		input = controls->control[control_index];
+
 	} else {
 		/* clamp actuator to zero if not armed */
 		input = 0.0f;
 	}
+
 	return 0;
 }
 
@@ -481,7 +491,7 @@ PWMSim::ioctl(device::file_t *filp, int cmd, unsigned long arg)
 	int ret;
 
 	/* if we are in valid PWM mode, try it as a PWM ioctl as well */
-	switch(_mode) {
+	switch (_mode) {
 	case MODE_2PWM:
 	case MODE_4PWM:
 	case MODE_8PWM:
@@ -489,6 +499,7 @@ PWMSim::ioctl(device::file_t *filp, int cmd, unsigned long arg)
 	case MODE_16PWM:
 		ret = PWMSim::pwm_ioctl(filp, cmd, arg);
 		break;
+
 	default:
 		ret = -ENOTTY;
 		DEVICE_DEBUG("not in a PWM mode");
@@ -648,6 +659,7 @@ PWMSim::pwm_ioctl(device::file_t *filp, int cmd, unsigned long arg)
 		} else if (_mode == MODE_4PWM) {
 
 			*(unsigned *)arg = 4;
+
 		} else {
 
 			*(unsigned *)arg = 2;
@@ -688,8 +700,9 @@ PWMSim::pwm_ioctl(device::file_t *filp, int cmd, unsigned long arg)
 			const char *buf = (const char *)arg;
 			unsigned buflen = strnlen(buf, 1024);
 
-			if (_mixers == nullptr)
+			if (_mixers == nullptr) {
 				_mixers = new MixerGroup(control_callback, (uintptr_t)&_controls);
+			}
 
 			if (_mixers == nullptr) {
 				ret = -ENOMEM;
@@ -705,6 +718,7 @@ PWMSim::pwm_ioctl(device::file_t *filp, int cmd, unsigned long arg)
 					ret = -EINVAL;
 				}
 			}
+
 			break;
 		}
 
@@ -852,7 +866,8 @@ fake(int argc, char *argv[])
 extern "C" __EXPORT int pwm_out_sim_main(int argc, char *argv[]);
 
 static void
-usage() {
+usage()
+{
 	PX4_WARN("pwm_out_sim: unrecognized command, try:");
 	PX4_WARN("  mode_pwm, mode_gpio_serial, mode_pwm_serial, mode_pwm_gpio, mode_port2_pwm8, mode_port2_pwm12, mode_port2_pwm16");
 }
@@ -868,10 +883,12 @@ pwm_out_sim_main(int argc, char *argv[])
 		usage();
 		return -EINVAL;
 	}
+
 	verb = argv[1];
 
 	if (g_pwm_sim == nullptr) {
 		g_pwm_sim = new PWMSim;
+
 		if (g_pwm_sim == nullptr) {
 			return -ENOMEM;
 		}
@@ -905,13 +922,14 @@ pwm_out_sim_main(int argc, char *argv[])
 	if (new_mode != PORT_MODE_UNDEFINED) {
 
 		/* yes but it's the same mode */
-		if (new_mode == g_port_mode)
+		if (new_mode == g_port_mode) {
 			return OK;
+		}
 
 		/* switch modes */
 		ret = hil_new_mode(new_mode);
-	}
-	else if (!strcmp(verb, "test")) {
+
+	} else if (!strcmp(verb, "test")) {
 		ret = test();
 	}
 
@@ -924,13 +942,15 @@ pwm_out_sim_main(int argc, char *argv[])
 		ret = -EINVAL;
 	}
 
-	if ( ret == OK && g_pwm_sim->_task == -1 ) {
+	if (ret == OK && g_pwm_sim->_task == -1) {
 		ret = g_pwm_sim->init();
+
 		if (ret != OK) {
 			warnx("failed to start the pwm_out_sim driver");
 			delete g_pwm_sim;
 			g_pwm_sim = nullptr;
 		}
 	}
+
 	return ret;
 }