macintosh: change some data types from int to bool

Change the data type of the following variables from int to bool
across all macintosh drivers:

started
slots_started
pm121_started
wf_smu_started

Some of these issues were detected with the help of Coccinelle.

Suggested-by: Michael Ellerman <mpe@ellerman.id.au>
Signed-off-by: Gustavo A. R. Silva <gustavo@embeddedor.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>

drivers/macintosh/therm_adt746x.c

@@ -230,7 +230,7 @@ static void update_fans_speed (struct thermostat *th)
 
 	/* we don't care about local sensor, so we start at sensor 1 */
 	for (i = 1; i < 3; i++) {
-		int started = 0;
+		bool started = false;
 		int fan_number = (th->type == ADT7460 && i == 2);
 		int var = th->temps[i] - th->limits[i];
 
@@ -243,7 +243,7 @@ static void update_fans_speed (struct thermostat *th)
 			if (abs(var - th->last_var[fan_number]) < 2)
 				continue;
 
-			started = 1;
+			started = true;
 			new_speed = fan_speed + ((var-1)*step);
 
 			if (new_speed < fan_speed)

drivers/macintosh/windfarm_pm112.c

@@ -96,14 +96,14 @@ static int cpu_last_target;
 static struct wf_pid_state backside_pid;
 static int backside_tick;
 static struct wf_pid_state slots_pid;
-static int slots_started;
+static bool slots_started;
 static struct wf_pid_state drive_bay_pid;
 static int drive_bay_tick;
 
 static int nr_cores;
 static int have_all_controls;
 static int have_all_sensors;
-static int started;
+static bool started;
 
 static int failure_state;
 #define FAILURE_SENSOR		1
@@ -462,7 +462,7 @@ static void slots_fan_tick(void)
 		/* first time; initialize things */
 		printk(KERN_INFO "windfarm: Slots control loop started.\n");
 		wf_pid_init(&slots_pid, &slots_param);
-		slots_started = 1;
+		slots_started = true;
 	}
 
 	err = slots_power->ops->get_value(slots_power, &power);
@@ -506,7 +506,7 @@ static void pm112_tick(void)
 	int i, last_failure;
 
 	if (!started) {
-		started = 1;
+		started = true;
 		printk(KERN_INFO "windfarm: CPUs control loops started.\n");
 		for (i = 0; i < nr_cores; ++i) {
 			if (create_cpu_loop(i) < 0) {

drivers/macintosh/windfarm_pm121.c

@@ -246,7 +246,8 @@ enum {
 static struct wf_control *controls[N_CONTROLS] = {};
 
 /* Set to kick the control loop into life */
-static int pm121_all_controls_ok, pm121_all_sensors_ok, pm121_started;
+static int pm121_all_controls_ok, pm121_all_sensors_ok;
+static bool pm121_started;
 
 enum {
 	FAILURE_FAN		= 1 << 0,
@@ -806,7 +807,7 @@ static void pm121_tick(void)
 			pm121_create_sys_fans(i);
 
 		pm121_create_cpu_fans();
-		pm121_started = 1;
+		pm121_started = true;
 	}
 
 	/* skipping ticks */

drivers/macintosh/windfarm_pm72.c

@@ -611,7 +611,7 @@ static void pm72_tick(void)
 	int i, last_failure;
 
 	if (!started) {
-		started = 1;
+		started = true;
 		printk(KERN_INFO "windfarm: CPUs control loops started.\n");
 		for (i = 0; i < nr_chips; ++i) {
 			if (cpu_setup_pid(i) < 0) {

drivers/macintosh/windfarm_pm81.c

@@ -140,7 +140,8 @@ static struct wf_control *fan_system;
 static struct wf_control *cpufreq_clamp;
 
 /* Set to kick the control loop into life */
-static int wf_smu_all_controls_ok, wf_smu_all_sensors_ok, wf_smu_started;
+static int wf_smu_all_controls_ok, wf_smu_all_sensors_ok;
+static bool wf_smu_started;
 
 /* Failure handling.. could be nicer */
 #define FAILURE_FAN		0x01
@@ -549,7 +550,7 @@ static void wf_smu_tick(void)
 		DBG("wf: creating control loops !\n");
 		wf_smu_create_sys_fans();
 		wf_smu_create_cpu_fans();
-		wf_smu_started = 1;
+		wf_smu_started = true;
 	}
 
 	/* Skipping ticks */

drivers/macintosh/windfarm_pm91.c

@@ -75,7 +75,8 @@ static struct wf_control *fan_slots;
 static struct wf_control *cpufreq_clamp;
 
 /* Set to kick the control loop into life */
-static int wf_smu_all_controls_ok, wf_smu_all_sensors_ok, wf_smu_started;
+static int wf_smu_all_controls_ok, wf_smu_all_sensors_ok;
+static bool wf_smu_started;
 static bool wf_smu_overtemp;
 
 /* Failure handling.. could be nicer */
@@ -467,7 +468,7 @@ static void wf_smu_tick(void)
 		wf_smu_create_drive_fans();
 		wf_smu_create_slots_fans();
 		wf_smu_create_cpu_fans();
-		wf_smu_started = 1;
+		wf_smu_started = true;
 	}
 
 	/* Skipping ticks */

drivers/macintosh/windfarm_rm31.c

@@ -514,7 +514,7 @@ static void rm31_tick(void)
 	int i, last_failure;
 
 	if (!started) {
-		started = 1;
+		started = true;
 		printk(KERN_INFO "windfarm: CPUs control loops started.\n");
 		for (i = 0; i < nr_chips; ++i) {
 			if (cpu_setup_pid(i) < 0) {