cpufreq: Fix sparse warnings by updating cputime64_t to u64

There were few sparse warnings due to mismatch of type on function arguments.
Two types were used u64 and cputime64_t. Both are actually u64, so use u64 only.
Reported-by: Fengguang Wu <fengguang.wu@intel.com>
Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>

drivers/cpufreq/cpufreq_governor.c

@@ -50,7 +50,7 @@ static inline u64 get_cpu_idle_time_jiffy(unsigned int cpu, u64 *wall)
 	return jiffies_to_usecs(idle_time);
 }
 
-cputime64_t get_cpu_idle_time(unsigned int cpu, cputime64_t *wall)
+u64 get_cpu_idle_time(unsigned int cpu, u64 *wall)
 {
 	u64 idle_time = get_cpu_idle_time_us(cpu, NULL);
 
@@ -83,7 +83,7 @@ void dbs_check_cpu(struct dbs_data *dbs_data, int cpu)
 	/* Get Absolute Load (in terms of freq for ondemand gov) */
 	for_each_cpu(j, policy->cpus) {
 		struct cpu_dbs_common_info *j_cdbs;
-		cputime64_t cur_wall_time, cur_idle_time, cur_iowait_time;
+		u64 cur_wall_time, cur_idle_time, cur_iowait_time;
 		unsigned int idle_time, wall_time, iowait_time;
 		unsigned int load;
 

drivers/cpufreq/cpufreq_governor.h

@@ -17,7 +17,6 @@
 #ifndef _CPUFREQ_GOVERNER_H
 #define _CPUFREQ_GOVERNER_H
 
-#include <asm/cputime.h>
 #include <linux/cpufreq.h>
 #include <linux/kobject.h>
 #include <linux/mutex.h>
@@ -72,9 +71,9 @@ static void *get_cpu_dbs_info_s(int cpu)				\
 /* Per cpu structures */
 struct cpu_dbs_common_info {
 	int cpu;
-	cputime64_t prev_cpu_idle;
-	cputime64_t prev_cpu_wall;
-	cputime64_t prev_cpu_nice;
+	u64 prev_cpu_idle;
+	u64 prev_cpu_wall;
+	u64 prev_cpu_nice;
 	struct cpufreq_policy *cur_policy;
 	struct delayed_work work;
 	/*
@@ -87,7 +86,7 @@ struct cpu_dbs_common_info {
 
 struct od_cpu_dbs_info_s {
 	struct cpu_dbs_common_info cdbs;
-	cputime64_t prev_cpu_iowait;
+	u64 prev_cpu_iowait;
 	struct cpufreq_frequency_table *freq_table;
 	unsigned int freq_lo;
 	unsigned int freq_lo_jiffies;
@@ -170,7 +169,7 @@ static inline int delay_for_sampling_rate(unsigned int sampling_rate)
 	return delay;
 }
 
-cputime64_t get_cpu_idle_time(unsigned int cpu, cputime64_t *wall);
+u64 get_cpu_idle_time(unsigned int cpu, u64 *wall);
 void dbs_check_cpu(struct dbs_data *dbs_data, int cpu);
 int cpufreq_governor_dbs(struct dbs_data *dbs_data,
 		struct cpufreq_policy *policy, unsigned int event);

drivers/cpufreq/cpufreq_stats.c

@@ -37,7 +37,7 @@ struct cpufreq_stats {
 	unsigned int max_state;
 	unsigned int state_num;
 	unsigned int last_index;
-	cputime64_t *time_in_state;
+	u64 *time_in_state;
 	unsigned int *freq_table;
 #ifdef CONFIG_CPU_FREQ_STAT_DETAILS
 	unsigned int *trans_table;
@@ -223,7 +223,7 @@ static int cpufreq_stats_create_table(struct cpufreq_policy *policy,
 		count++;
 	}
 
-	alloc_size = count * sizeof(int) + count * sizeof(cputime64_t);
+	alloc_size = count * sizeof(int) + count * sizeof(u64);
 
 #ifdef CONFIG_CPU_FREQ_STAT_DETAILS
 	alloc_size += count * count * sizeof(int);