[CPUFREQ] Fix coding style issues in cpufreq.
authorGautham R Shenoy <ego@in.ibm.com>
Thu, 26 Oct 2006 10:50:58 +0000 (16:20 +0530)
committerDave Jones <davej@redhat.com>
Tue, 7 Nov 2006 00:16:34 +0000 (19:16 -0500)
Clean up cpufreq subsystem to fix coding style issues and to improve
the readability.

Signed-off-by: Gautham R Shenoy <ego@in.ibm.com>
Signed-off-by: Dave Jones <davej@redhat.com>
drivers/cpufreq/cpufreq.c
drivers/cpufreq/cpufreq_conservative.c
drivers/cpufreq/cpufreq_ondemand.c
drivers/cpufreq/cpufreq_performance.c
drivers/cpufreq/cpufreq_powersave.c
drivers/cpufreq/cpufreq_stats.c
drivers/cpufreq/freq_table.c

index 56c433e..0c18ac2 100644 (file)
@@ -29,7 +29,8 @@
 #include <linux/completion.h>
 #include <linux/mutex.h>
 
-#define dprintk(msg...) cpufreq_debug_printk(CPUFREQ_DEBUG_CORE, "cpufreq-core", msg)
+#define dprintk(msg...) cpufreq_debug_printk(CPUFREQ_DEBUG_CORE, \
+                                               "cpufreq-core", msg)
 
 /**
  * The "cpufreq driver" - the arch- or hardware-dependent low
@@ -41,7 +42,8 @@ static struct cpufreq_policy *cpufreq_cpu_data[NR_CPUS];
 static DEFINE_SPINLOCK(cpufreq_driver_lock);
 
 /* internal prototypes */
-static int __cpufreq_governor(struct cpufreq_policy *policy, unsigned int event);
+static int __cpufreq_governor(struct cpufreq_policy *policy,
+                                               unsigned int event);
 static void handle_update(void *data);
 
 /**
@@ -151,7 +153,8 @@ static void cpufreq_debug_disable_ratelimit(void)
        spin_unlock_irqrestore(&disable_ratelimit_lock, flags);
 }
 
-void cpufreq_debug_printk(unsigned int type, const char *prefix, const char *fmt, ...)
+void cpufreq_debug_printk(unsigned int type, const char *prefix,
+                                                       const char *fmt, ...)
 {
        char s[256];
        va_list args;
@@ -161,7 +164,8 @@ void cpufreq_debug_printk(unsigned int type, const char *prefix, const char *fmt
        WARN_ON(!prefix);
        if (type & debug) {
                spin_lock_irqsave(&disable_ratelimit_lock, flags);
-               if (!disable_ratelimit && debug_ratelimit && !printk_ratelimit()) {
+               if (!disable_ratelimit && debug_ratelimit
+                                       && !printk_ratelimit()) {
                        spin_unlock_irqrestore(&disable_ratelimit_lock, flags);
                        return;
                }
@@ -182,10 +186,12 @@ EXPORT_SYMBOL(cpufreq_debug_printk);
 
 
 module_param(debug, uint, 0644);
-MODULE_PARM_DESC(debug, "CPUfreq debugging: add 1 to debug core, 2 to debug drivers, and 4 to debug governors.");
+MODULE_PARM_DESC(debug, "CPUfreq debugging: add 1 to debug core,"
+                       " 2 to debug drivers, and 4 to debug governors.");
 
 module_param(debug_ratelimit, uint, 0644);
-MODULE_PARM_DESC(debug_ratelimit, "CPUfreq debugging: set to 0 to disable ratelimiting.");
+MODULE_PARM_DESC(debug_ratelimit, "CPUfreq debugging:"
+                                       " set to 0 to disable ratelimiting.");
 
 #else /* !CONFIG_CPU_FREQ_DEBUG */
 
@@ -219,17 +225,23 @@ static void adjust_jiffies(unsigned long val, struct cpufreq_freqs *ci)
        if (!l_p_j_ref_freq) {
                l_p_j_ref = loops_per_jiffy;
                l_p_j_ref_freq = ci->old;
-               dprintk("saving %lu as reference value for loops_per_jiffy; freq is %u kHz\n", l_p_j_ref, l_p_j_ref_freq);
+               dprintk("saving %lu as reference value for loops_per_jiffy;"
+                       "freq is %u kHz\n", l_p_j_ref, l_p_j_ref_freq);
        }
        if ((val == CPUFREQ_PRECHANGE  && ci->old < ci->new) ||
            (val == CPUFREQ_POSTCHANGE && ci->old > ci->new) ||
            (val == CPUFREQ_RESUMECHANGE || val == CPUFREQ_SUSPENDCHANGE)) {
-               loops_per_jiffy = cpufreq_scale(l_p_j_ref, l_p_j_ref_freq, ci->new);
-               dprintk("scaling loops_per_jiffy to %lu for frequency %u kHz\n", loops_per_jiffy, ci->new);
+               loops_per_jiffy = cpufreq_scale(l_p_j_ref, l_p_j_ref_freq,
+                                                               ci->new);
+               dprintk("scaling loops_per_jiffy to %lu"
+                       "for frequency %u kHz\n", loops_per_jiffy, ci->new);
        }
 }
 #else
-static inline void adjust_jiffies(unsigned long val, struct cpufreq_freqs *ci) { return; }
+static inline void adjust_jiffies(unsigned long val, struct cpufreq_freqs *ci)
+{
+       return;
+}
 #endif
 
 
@@ -316,7 +328,8 @@ static int cpufreq_parse_governor (char *str_governor, unsigned int *policy,
                if (!strnicmp(str_governor, "performance", CPUFREQ_NAME_LEN)) {
                        *policy = CPUFREQ_POLICY_PERFORMANCE;
                        err = 0;
-               } else if (!strnicmp(str_governor, "powersave", CPUFREQ_NAME_LEN)) {
+               } else if (!strnicmp(str_governor, "powersave",
+                                               CPUFREQ_NAME_LEN)) {
                        *policy = CPUFREQ_POLICY_POWERSAVE;
                        err = 0;
                }
@@ -328,7 +341,8 @@ static int cpufreq_parse_governor (char *str_governor, unsigned int *policy,
                t = __find_governor(str_governor);
 
                if (t == NULL) {
-                       char *name = kasprintf(GFP_KERNEL, "cpufreq_%s", str_governor);
+                       char *name = kasprintf(GFP_KERNEL, "cpufreq_%s",
+                                                               str_governor);
 
                        if (name) {
                                int ret;
@@ -361,7 +375,8 @@ extern struct sysdev_class cpu_sysdev_class;
 
 
 /**
- * cpufreq_per_cpu_attr_read() / show_##file_name() - print out cpufreq information
+ * cpufreq_per_cpu_attr_read() / show_##file_name() -
+ * print out cpufreq information
  *
  * Write out information from cpufreq_driver->policy[cpu]; object must be
  * "unsigned int".
@@ -380,7 +395,8 @@ show_one(scaling_min_freq, min);
 show_one(scaling_max_freq, max);
 show_one(scaling_cur_freq, cur);
 
-static int __cpufreq_set_policy(struct cpufreq_policy *data, struct cpufreq_policy *policy);
+static int __cpufreq_set_policy(struct cpufreq_policy *data,
+                               struct cpufreq_policy *policy);
 
 /**
  * cpufreq_per_cpu_attr_write() / store_##file_name() - sysfs write access
@@ -416,7 +432,8 @@ store_one(scaling_max_freq,max);
 /**
  * show_cpuinfo_cur_freq - current CPU frequency as detected by hardware
  */
-static ssize_t show_cpuinfo_cur_freq (struct cpufreq_policy * policy, char *buf)
+static ssize_t show_cpuinfo_cur_freq (struct cpufreq_policy * policy,
+                                                       char *buf)
 {
        unsigned int cur_freq = cpufreq_get(policy->cpu);
        if (!cur_freq)
@@ -428,7 +445,8 @@ static ssize_t show_cpuinfo_cur_freq (struct cpufreq_policy * policy, char *buf)
 /**
  * show_scaling_governor - show the current policy for the specified CPU
  */
-static ssize_t show_scaling_governor (struct cpufreq_policy * policy, char *buf)
+static ssize_t show_scaling_governor (struct cpufreq_policy * policy,
+                                                       char *buf)
 {
        if(policy->policy == CPUFREQ_POLICY_POWERSAVE)
                return sprintf(buf, "powersave\n");
@@ -458,7 +476,8 @@ static ssize_t store_scaling_governor (struct cpufreq_policy * policy,
        if (ret != 1)
                return -EINVAL;
 
-       if (cpufreq_parse_governor(str_governor, &new_policy.policy, &new_policy.governor))
+       if (cpufreq_parse_governor(str_governor, &new_policy.policy,
+                                               &new_policy.governor))
                return -EINVAL;
 
        lock_cpu_hotplug();
@@ -474,7 +493,10 @@ static ssize_t store_scaling_governor (struct cpufreq_policy * policy,
 
        unlock_cpu_hotplug();
 
-       return ret ? ret : count;
+       if (ret)
+               return ret;
+       else
+               return count;
 }
 
 /**
@@ -488,7 +510,7 @@ static ssize_t show_scaling_driver (struct cpufreq_policy * policy, char *buf)
 /**
  * show_scaling_available_governors - show the available CPUfreq governors
  */
-static ssize_t show_scaling_available_governors (struct cpufreq_policy * policy,
+static ssize_t show_scaling_available_governors (struct cpufreq_policy *policy,
                                char *buf)
 {
        ssize_t i = 0;
@@ -574,7 +596,11 @@ static ssize_t show(struct kobject * kobj, struct attribute * attr ,char * buf)
        policy = cpufreq_cpu_get(policy->cpu);
        if (!policy)
                return -EINVAL;
-       ret = fattr->show ? fattr->show(policy,buf) : -EIO;
+       if (fattr->show)
+               ret = fattr->show(policy, buf);
+       else
+               ret = -EIO;
+
        cpufreq_cpu_put(policy);
        return ret;
 }
@@ -588,7 +614,11 @@ static ssize_t store(struct kobject * kobj, struct attribute * attr,
        policy = cpufreq_cpu_get(policy->cpu);
        if (!policy)
                return -EINVAL;
-       ret = fattr->store ? fattr->store(policy,buf,count) : -EIO;
+       if (fattr->store)
+               ret = fattr->store(policy, buf, count);
+       else
+               ret = -EIO;
+
        cpufreq_cpu_put(policy);
        return ret;
 }
@@ -911,7 +941,8 @@ static void handle_update(void *data)
  *     We adjust to current frequency first, and need to clean up later. So either call
  *     to cpufreq_update_policy() or schedule handle_update()).
  */
-static void cpufreq_out_of_sync(unsigned int cpu, unsigned int old_freq, unsigned int new_freq)
+static void cpufreq_out_of_sync(unsigned int cpu, unsigned int old_freq,
+                               unsigned int new_freq)
 {
        struct cpufreq_freqs freqs;
 
@@ -936,16 +967,16 @@ static void cpufreq_out_of_sync(unsigned int cpu, unsigned int old_freq, unsigne
 unsigned int cpufreq_quick_get(unsigned int cpu)
 {
        struct cpufreq_policy *policy = cpufreq_cpu_get(cpu);
-       unsigned int ret = 0;
+       unsigned int ret_freq = 0;
 
        if (policy) {
                mutex_lock(&policy->lock);
-               ret = policy->cur;
+               ret_freq = policy->cur;
                mutex_unlock(&policy->lock);
                cpufreq_cpu_put(policy);
        }
 
-       return (ret);
+       return (ret_freq);
 }
 EXPORT_SYMBOL(cpufreq_quick_get);
 
@@ -959,7 +990,7 @@ EXPORT_SYMBOL(cpufreq_quick_get);
 unsigned int cpufreq_get(unsigned int cpu)
 {
        struct cpufreq_policy *policy = cpufreq_cpu_get(cpu);
-       unsigned int ret = 0;
+       unsigned int ret_freq = 0;
 
        if (!policy)
                return 0;
@@ -969,12 +1000,14 @@ unsigned int cpufreq_get(unsigned int cpu)
 
        mutex_lock(&policy->lock);
 
-       ret = cpufreq_driver->get(cpu);
+       ret_freq = cpufreq_driver->get(cpu);
 
-       if (ret && policy->cur && !(cpufreq_driver->flags & CPUFREQ_CONST_LOOPS)) {
-               /* verify no discrepancy between actual and saved value exists */
-               if (unlikely(ret != policy->cur)) {
-                       cpufreq_out_of_sync(cpu, policy->cur, ret);
+       if (ret_freq && policy->cur &&
+               !(cpufreq_driver->flags & CPUFREQ_CONST_LOOPS)) {
+               /* verify no discrepancy between actual and
+                                       saved value exists */
+               if (unlikely(ret_freq != policy->cur)) {
+                       cpufreq_out_of_sync(cpu, policy->cur, ret_freq);
                        schedule_work(&policy->update);
                }
        }
@@ -984,7 +1017,7 @@ unsigned int cpufreq_get(unsigned int cpu)
 out:
        cpufreq_cpu_put(policy);
 
-       return (ret);
+       return (ret_freq);
 }
 EXPORT_SYMBOL(cpufreq_get);
 
@@ -996,7 +1029,7 @@ EXPORT_SYMBOL(cpufreq_get);
 static int cpufreq_suspend(struct sys_device * sysdev, pm_message_t pmsg)
 {
        int cpu = sysdev->id;
-       unsigned int ret = 0;
+       int ret = 0;
        unsigned int cur_freq = 0;
        struct cpufreq_policy *cpu_policy;
 
@@ -1078,7 +1111,7 @@ out:
 static int cpufreq_resume(struct sys_device * sysdev)
 {
        int cpu = sysdev->id;
-       unsigned int ret = 0;
+       int ret = 0;
        struct cpufreq_policy *cpu_policy;
 
        dprintk("resuming cpu %u\n", cpu);
@@ -1299,17 +1332,20 @@ EXPORT_SYMBOL_GPL(cpufreq_driver_getavg);
  * when "event" is CPUFREQ_GOV_LIMITS
  */
 
-static int __cpufreq_governor(struct cpufreq_policy *policy, unsigned int event)
+static int __cpufreq_governor(struct cpufreq_policy *policy,
+                                       unsigned int event)
 {
        int ret;
 
        if (!try_module_get(policy->governor->owner))
                return -EINVAL;
 
-       dprintk("__cpufreq_governor for CPU %u, event %u\n", policy->cpu, event);
+       dprintk("__cpufreq_governor for CPU %u, event %u\n",
+                                               policy->cpu, event);
        ret = policy->governor->governor(policy, event);
 
-       /* we keep one module reference alive for each CPU governed by this CPU */
+       /* we keep one module reference alive for
+                       each CPU governed by this CPU */
        if ((event != CPUFREQ_GOV_START) || ret)
                module_put(policy->governor->owner);
        if ((event == CPUFREQ_GOV_STOP) && !ret)
@@ -1385,9 +1421,12 @@ EXPORT_SYMBOL(cpufreq_get_policy);
 
 
 /*
+ * data   : current policy.
+ * policy : policy to be set.
  * Locking: Must be called with the lock_cpu_hotplug() lock held
  */
-static int __cpufreq_set_policy(struct cpufreq_policy *data, struct cpufreq_policy *policy)
+static int __cpufreq_set_policy(struct cpufreq_policy *data,
+                               struct cpufreq_policy *policy)
 {
        int ret = 0;
 
@@ -1395,7 +1434,8 @@ static int __cpufreq_set_policy(struct cpufreq_policy *data, struct cpufreq_poli
        dprintk("setting new policy for CPU %u: %u - %u kHz\n", policy->cpu,
                policy->min, policy->max);
 
-       memcpy(&policy->cpuinfo, &data->cpuinfo, sizeof(struct cpufreq_cpuinfo));
+       memcpy(&policy->cpuinfo, &data->cpuinfo,
+                               sizeof(struct cpufreq_cpuinfo));
 
        if (policy->min > data->min && policy->min > policy->max) {
                ret = -EINVAL;
@@ -1428,7 +1468,8 @@ static int __cpufreq_set_policy(struct cpufreq_policy *data, struct cpufreq_poli
        data->min = policy->min;
        data->max = policy->max;
 
-       dprintk("new min and max freqs are %u - %u kHz\n", data->min, data->max);
+       dprintk("new min and max freqs are %u - %u kHz\n",
+                                       data->min, data->max);
 
        if (cpufreq_driver->setpolicy) {
                data->policy = policy->policy;
@@ -1449,10 +1490,12 @@ static int __cpufreq_set_policy(struct cpufreq_policy *data, struct cpufreq_poli
                        data->governor = policy->governor;
                        if (__cpufreq_governor(data, CPUFREQ_GOV_START)) {
                                /* new governor failed, so re-start old one */
-                               dprintk("starting governor %s failed\n", data->governor->name);
+                               dprintk("starting governor %s failed\n",
+                                                       data->governor->name);
                                if (old_gov) {
                                        data->governor = old_gov;
-                                       __cpufreq_governor(data, CPUFREQ_GOV_START);
+                                       __cpufreq_governor(data,
+                                                          CPUFREQ_GOV_START);
                                }
                                ret = -EINVAL;
                                goto error_out;
@@ -1542,7 +1585,8 @@ int cpufreq_update_policy(unsigned int cpu)
                        data->cur = policy.cur;
                } else {
                        if (data->cur != policy.cur)
-                               cpufreq_out_of_sync(cpu, data->cur, policy.cur);
+                               cpufreq_out_of_sync(cpu, data->cur,
+                                                               policy.cur);
                }
        }
 
@@ -1646,8 +1690,10 @@ int cpufreq_register_driver(struct cpufreq_driver *driver_data)
 
                /* if all ->init() calls failed, unregister */
                if (ret) {
-                       dprintk("no CPU initialized for driver %s\n", driver_data->name);
-                       sysdev_driver_unregister(&cpu_sysdev_class, &cpufreq_sysdev_driver);
+                       dprintk("no CPU initialized for driver %s\n",
+                                                       driver_data->name);
+                       sysdev_driver_unregister(&cpu_sysdev_class,
+                                               &cpufreq_sysdev_driver);
 
                        spin_lock_irqsave(&cpufreq_driver_lock, flags);
                        cpufreq_driver = NULL;
index 8fe13ec..29905b4 100644 (file)
  * latency of the processor. The governor will work on any processor with 
  * transition latency <= 10mS, using appropriate sampling 
  * rate.
- * For CPUs with transition latency > 10mS (mostly drivers with CPUFREQ_ETERNAL)
- * this governor will not work.
+ * For CPUs with transition latency > 10mS (mostly drivers
+ * with CPUFREQ_ETERNAL), this governor will not work.
  * All times here are in uS.
  */
 static unsigned int                            def_sampling_rate;
 #define MIN_SAMPLING_RATE_RATIO                        (2)
 /* for correct statistics, we need at least 10 ticks between each measure */
-#define MIN_STAT_SAMPLING_RATE                 (MIN_SAMPLING_RATE_RATIO * jiffies_to_usecs(10))
-#define MIN_SAMPLING_RATE                      (def_sampling_rate / MIN_SAMPLING_RATE_RATIO)
+#define MIN_STAT_SAMPLING_RATE                 \
+                       (MIN_SAMPLING_RATE_RATIO * jiffies_to_usecs(10))
+#define MIN_SAMPLING_RATE                      \
+                       (def_sampling_rate / MIN_SAMPLING_RATE_RATIO)
 #define MAX_SAMPLING_RATE                      (500 * def_sampling_rate)
 #define DEF_SAMPLING_RATE_LATENCY_MULTIPLIER   (1000)
 #define DEF_SAMPLING_DOWN_FACTOR               (1)
@@ -103,11 +105,16 @@ static struct dbs_tuners dbs_tuners_ins = {
 
 static inline unsigned int get_cpu_idle_time(unsigned int cpu)
 {
-       return  kstat_cpu(cpu).cpustat.idle +
+       unsigned int add_nice = 0, ret;
+
+       if (dbs_tuners_ins.ignore_nice)
+               add_nice = kstat_cpu(cpu).cpustat.nice;
+
+       ret =   kstat_cpu(cpu).cpustat.idle +
                kstat_cpu(cpu).cpustat.iowait +
-               ( dbs_tuners_ins.ignore_nice ?
-                 kstat_cpu(cpu).cpustat.nice :
-                 0);
+               add_nice;
+
+       return ret;
 }
 
 /************************** sysfs interface ************************/
index cbde076..048ec8b 100644 (file)
 static unsigned int def_sampling_rate;
 #define MIN_SAMPLING_RATE_RATIO                        (2)
 /* for correct statistics, we need at least 10 ticks between each measure */
-#define MIN_STAT_SAMPLING_RATE                 (MIN_SAMPLING_RATE_RATIO * jiffies_to_usecs(10))
-#define MIN_SAMPLING_RATE                      (def_sampling_rate / MIN_SAMPLING_RATE_RATIO)
+#define MIN_STAT_SAMPLING_RATE                         \
+                       (MIN_SAMPLING_RATE_RATIO * jiffies_to_usecs(10))
+#define MIN_SAMPLING_RATE                      \
+                       (def_sampling_rate / MIN_SAMPLING_RATE_RATIO)
 #define MAX_SAMPLING_RATE                      (500 * def_sampling_rate)
 #define DEF_SAMPLING_RATE_LATENCY_MULTIPLIER   (1000)
 #define TRANSITION_LATENCY_LIMIT               (10 * 1000)
@@ -202,7 +204,8 @@ static ssize_t store_sampling_rate(struct cpufreq_policy *unused,
        ret = sscanf(buf, "%u", &input);
 
        mutex_lock(&dbs_mutex);
-       if (ret != 1 || input > MAX_SAMPLING_RATE || input < MIN_SAMPLING_RATE) {
+       if (ret != 1 || input > MAX_SAMPLING_RATE
+                    || input < MIN_SAMPLING_RATE) {
                mutex_unlock(&dbs_mutex);
                return -EINVAL;
        }
@@ -496,7 +499,8 @@ static int cpufreq_governor_dbs(struct cpufreq_policy *policy,
                if (dbs_enable == 1) {
                        kondemand_wq = create_workqueue("kondemand");
                        if (!kondemand_wq) {
-                               printk(KERN_ERR "Creation of kondemand failed\n");
+                               printk(KERN_ERR
+                                        "Creation of kondemand failed\n");
                                dbs_enable--;
                                mutex_unlock(&dbs_mutex);
                                return -ENOSPC;
index de91e33..e8e1451 100644 (file)
@@ -15,7 +15,8 @@
 #include <linux/cpufreq.h>
 #include <linux/init.h>
 
-#define dprintk(msg...) cpufreq_debug_printk(CPUFREQ_DEBUG_GOVERNOR, "performance", msg)
+#define dprintk(msg...) \
+       cpufreq_debug_printk(CPUFREQ_DEBUG_GOVERNOR, "performance", msg)
 
 
 static int cpufreq_governor_performance(struct cpufreq_policy *policy,
@@ -24,8 +25,10 @@ static int cpufreq_governor_performance(struct cpufreq_policy *policy,
        switch (event) {
        case CPUFREQ_GOV_START:
        case CPUFREQ_GOV_LIMITS:
-               dprintk("setting to %u kHz because of event %u\n", policy->max, event);
-               __cpufreq_driver_target(policy, policy->max, CPUFREQ_RELATION_H);
+               dprintk("setting to %u kHz because of event %u\n",
+                                               policy->max, event);
+               __cpufreq_driver_target(policy, policy->max,
+                                               CPUFREQ_RELATION_H);
                break;
        default:
                break;
index 0a25960..13fe06b 100644 (file)
@@ -15,7 +15,8 @@
 #include <linux/cpufreq.h>
 #include <linux/init.h>
 
-#define dprintk(msg...) cpufreq_debug_printk(CPUFREQ_DEBUG_GOVERNOR, "powersave", msg)
+#define dprintk(msg...) \
+       cpufreq_debug_printk(CPUFREQ_DEBUG_GOVERNOR, "powersave", msg)
 
 static int cpufreq_governor_powersave(struct cpufreq_policy *policy,
                                        unsigned int event)
@@ -23,8 +24,10 @@ static int cpufreq_governor_powersave(struct cpufreq_policy *policy,
        switch (event) {
        case CPUFREQ_GOV_START:
        case CPUFREQ_GOV_LIMITS:
-               dprintk("setting to %u kHz because of event %u\n", policy->min, event);
-               __cpufreq_driver_target(policy, policy->min, CPUFREQ_RELATION_L);
+               dprintk("setting to %u kHz because of event %u\n",
+                                                       policy->min, event);
+               __cpufreq_driver_target(policy, policy->min,
+                                               CPUFREQ_RELATION_L);
                break;
        default:
                break;
index c2ecc59..6742b1a 100644 (file)
@@ -351,8 +351,8 @@ __init cpufreq_stats_init(void)
 
        register_hotcpu_notifier(&cpufreq_stat_cpu_notifier);
        for_each_online_cpu(cpu) {
-               cpufreq_stat_cpu_callback(&cpufreq_stat_cpu_notifier, CPU_ONLINE,
-                       (void *)(long)cpu);
+               cpufreq_stat_cpu_callback(&cpufreq_stat_cpu_notifier,
+                               CPU_ONLINE, (void *)(long)cpu);
        }
        return 0;
 }
@@ -368,14 +368,15 @@ __exit cpufreq_stats_exit(void)
        unregister_hotcpu_notifier(&cpufreq_stat_cpu_notifier);
        lock_cpu_hotplug();
        for_each_online_cpu(cpu) {
-               cpufreq_stat_cpu_callback(&cpufreq_stat_cpu_notifier, CPU_DEAD,
-                       (void *)(long)cpu);
+               cpufreq_stat_cpu_callback(&cpufreq_stat_cpu_notifier,
+                                               CPU_DEAD, (void *)(long)cpu);
        }
        unlock_cpu_hotplug();
 }
 
 MODULE_AUTHOR ("Zou Nan hai <nanhai.zou@intel.com>");
-MODULE_DESCRIPTION ("'cpufreq_stats' - A driver to export cpufreq stats through sysfs filesystem");
+MODULE_DESCRIPTION ("'cpufreq_stats' - A driver to export cpufreq stats"
+                               "through sysfs filesystem");
 MODULE_LICENSE ("GPL");
 
 module_init(cpufreq_stats_init);
index 551f4cc..e749092 100644 (file)
@@ -9,7 +9,8 @@
 #include <linux/init.h>
 #include <linux/cpufreq.h>
 
-#define dprintk(msg...) cpufreq_debug_printk(CPUFREQ_DEBUG_CORE, "freq-table", msg)
+#define dprintk(msg...) \
+       cpufreq_debug_printk(CPUFREQ_DEBUG_CORE, "freq-table", msg)
 
 /*********************************************************************
  *                     FREQUENCY TABLE HELPERS                       *
@@ -29,7 +30,8 @@ int cpufreq_frequency_table_cpuinfo(struct cpufreq_policy *policy,
 
                        continue;
                }
-               dprintk("table entry %u: %u kHz, %u index\n", i, freq, table[i].index);
+               dprintk("table entry %u: %u kHz, %u index\n",
+                                       i, freq, table[i].index);
                if (freq < min_freq)
                        min_freq = freq;
                if (freq > max_freq)
@@ -54,13 +56,14 @@ int cpufreq_frequency_table_verify(struct cpufreq_policy *policy,
        unsigned int i;
        unsigned int count = 0;
 
-       dprintk("request for verification of policy (%u - %u kHz) for cpu %u\n", policy->min, policy->max, policy->cpu);
+       dprintk("request for verification of policy (%u - %u kHz) for cpu %u\n",
+                                       policy->min, policy->max, policy->cpu);
 
        if (!cpu_online(policy->cpu))
                return -EINVAL;
 
-       cpufreq_verify_within_limits(policy,
-                                    policy->cpuinfo.min_freq, policy->cpuinfo.max_freq);
+       cpufreq_verify_within_limits(policy, policy->cpuinfo.min_freq,
+                                    policy->cpuinfo.max_freq);
 
        for (i=0; (table[i].frequency != CPUFREQ_TABLE_END); i++) {
                unsigned int freq = table[i].frequency;
@@ -75,10 +78,11 @@ int cpufreq_frequency_table_verify(struct cpufreq_policy *policy,
        if (!count)
                policy->max = next_larger;
 
-       cpufreq_verify_within_limits(policy,
-                                    policy->cpuinfo.min_freq, policy->cpuinfo.max_freq);
+       cpufreq_verify_within_limits(policy, policy->cpuinfo.min_freq,
+                                    policy->cpuinfo.max_freq);
 
-       dprintk("verification lead to (%u - %u kHz) for cpu %u\n", policy->min, policy->max, policy->cpu);
+       dprintk("verification lead to (%u - %u kHz) for cpu %u\n",
+                               policy->min, policy->max, policy->cpu);
 
        return 0;
 }
@@ -101,7 +105,8 @@ int cpufreq_frequency_table_target(struct cpufreq_policy *policy,
        };
        unsigned int i;
 
-       dprintk("request for target %u kHz (relation: %u) for cpu %u\n", target_freq, relation, policy->cpu);
+       dprintk("request for target %u kHz (relation: %u) for cpu %u\n",
+                                       target_freq, relation, policy->cpu);
 
        switch (relation) {
        case CPUFREQ_RELATION_H:
@@ -192,7 +197,10 @@ static ssize_t show_available_freqs (struct cpufreq_policy *policy, char *buf)
 }
 
 struct freq_attr cpufreq_freq_attr_scaling_available_freqs = {
-       .attr = { .name = "scaling_available_frequencies", .mode = 0444, .owner=THIS_MODULE },
+       .attr = { .name = "scaling_available_frequencies",
+                 .mode = 0444,
+                 .owner=THIS_MODULE
+               },
        .show = show_available_freqs,
 };
 EXPORT_SYMBOL_GPL(cpufreq_freq_attr_scaling_available_freqs);