[PATCH 5/8] cpu: cpufreq: various whitespace clean ups

IvanHu ivan.hu at canonical.com
Wed Jul 25 08:02:58 UTC 2012


On 07/23/2012 09:02 PM, Colin King wrote:
> From: Colin Ian King <colin.king at canonical.com>
>
> Signed-off-by: Colin Ian King <colin.king at canonical.com>
> ---
>   src/cpu/cpufreq/cpufreq.c |  119 ++++++++++++++++++++++-----------------------
>   1 file changed, 57 insertions(+), 62 deletions(-)
>
> diff --git a/src/cpu/cpufreq/cpufreq.c b/src/cpu/cpufreq/cpufreq.c
> index a2c0975..014d31c 100644
> --- a/src/cpu/cpufreq/cpufreq.c
> +++ b/src/cpu/cpufreq/cpufreq.c
> @@ -67,7 +67,7 @@ static int count_ints(char *text)
>   	int count = 0;
>
>   	while (str && strlen(str) > 0) {
> -		char *str2 = strchr(str,' ');
> +		char *str2 = strchr(str, ' ');
>   		if (!str2)
>   			break;
>   		str = str2 + 1;
> @@ -100,7 +100,7 @@ static int cpu_exists(int cpu)
>   	return !access(path, R_OK);
>   }
>
> -static void  set_HZ(fwts_framework *fw, const int cpu, const unsigned long Hz)
> +static void set_HZ(fwts_framework *fw, const int cpu, const unsigned long Hz)
>   {
>   	cpu_set_t mask, oldset;
>   	char path[PATH_MAX];
> @@ -125,7 +125,7 @@ static void  set_HZ(fwts_framework *fw, const int cpu, const unsigned long Hz)
>
>   }
>
> -static unsigned long  get_performance(const int cpu)
> +static unsigned long get_performance(const int cpu)
>   {
>   	cpu_set_t mask, oldset;
>   	time_t current;
> @@ -149,7 +149,7 @@ static unsigned long  get_performance(const int cpu)
>   		int i;
>   		A = 1.234567;
>   		B = 3.121213;
> -		for (i=0; i<100; i++) {
> +		for (i = 0; i < 100; i++) {
>   			A = A * B;
>   			B = A * A;
>   			A = A - B + sqrt(A);
> @@ -198,16 +198,16 @@ static unsigned long get_performance_repeat(fwts_framework *fw,
>   	}
>
>   	switch (type) {
> -	    case GET_PERFORMANCE_MAX:
> +	case GET_PERFORMANCE_MAX:
>   		retval = max;
>   		break;
> -	    case GET_PERFORMANCE_MIN:
> +	case GET_PERFORMANCE_MIN:
>   		retval = min;
>   		break;
> -	    case GET_PERFORMANCE_AVG:
> +	case GET_PERFORMANCE_AVG:
>   		retval = cumulative/real_count;
>   		break;
> -	    default:
> +	default:
>   		retval = 0;
>   		break;
>   	}
> @@ -225,14 +225,13 @@ static char *HzToHuman(unsigned long hz)
>   	/* default: just put the Number in */
>   	snprintf(buffer, sizeof(buffer), "%9lli", Hz);
>
> -	if (Hz>1000)
> +	if (Hz > 1000)
>   		snprintf(buffer, sizeof(buffer), "%6lli Mhz",
> -			(Hz+500)/1000);
> +			(Hz+500) / 1000);
>
> -	if (Hz>1500000)
> +	if (Hz > 1500000)
>   		snprintf(buffer, sizeof(buffer), "%6.2f Ghz",
> -			(Hz+50000.0)/1000000);
> -
> +			(Hz+50000.0) / 1000000);
>
>   	return buffer;
>   }
> @@ -280,17 +279,17 @@ static void do_cpu(fwts_framework *fw, int cpu)
>   		}
>   		return;
>   	}
> -	if (fgets(line, 4095, file)==NULL)
> +	if (fgets(line, 4095, file) == NULL)
>   		return;
>   	fclose(file);
>
> -	if (total_tests==1)
> +	if (total_tests == 1)
>   		total_tests = (2+count_ints(line)) *
>   			sysconf(_SC_NPROCESSORS_CONF) + 2;
>
>   	c = line;
>   	i = 0;
> -	while (c && strlen(c)>1) {
> +	while (c && strlen(c) > 1) {
>   		c2 = strchr(c, ' ');
>   		if (c2) {
>   			*c2 = 0;
> @@ -305,7 +304,7 @@ static void do_cpu(fwts_framework *fw, int cpu)
>   			cpu_top_speed = freqs[i].speed;
>
>   		performed_tests++;
> -		fwts_progress(fw, 100*performed_tests/total_tests);
> +		fwts_progress(fw, 100 * performed_tests/total_tests);
>
>   		i++;
>   		c = c2;
> @@ -318,12 +317,15 @@ static void do_cpu(fwts_framework *fw, int cpu)
>   	fwts_log_info(fw, "CPU %d: %i CPU frequency steps supported.", cpu, speedcount);
>   	fwts_log_info_verbatum(fw, " Frequency | Relative Speed | Bogo loops");
>   	fwts_log_info_verbatum(fw, "-----------+----------------+-----------");
> -	for (i=0; i < speedcount; i++)
> -		fwts_log_info_verbatum(fw, "%9s |     %5.1f %%    | %9lu", HzToHuman(freqs[i].Hz), 100.0*freqs[i].speed/cpu_top_speed, freqs[i].speed);
> +	for (i = 0; i < speedcount; i++)
> +		fwts_log_info_verbatum(fw, "%9s |     %5.1f %%    | %9lu",
> +			HzToHuman(freqs[i].Hz),
> +			100.0 * freqs[i].speed/cpu_top_speed,
> +			freqs[i].speed);
>
>   	if (number_of_speeds == -1)
>   		number_of_speeds = speedcount;
> -	
> +
>   	fwts_log_nl(fw);
>
>   	if (number_of_speeds != speedcount)
> @@ -340,7 +342,7 @@ static void do_cpu(fwts_framework *fw, int cpu)
>   	while (delta) {
>   		fwts_cpu_freq tmp;
>   		delta = 0;
> -		for (i=0; i<speedcount-1; i++) {
> +		for (i = 0; i < speedcount-1; i++) {
>   			if (freqs[i].Hz > freqs[i+1].Hz) {
>   				tmp = freqs[i];
>   				freqs[i] = freqs[i+1];
> @@ -351,7 +353,7 @@ static void do_cpu(fwts_framework *fw, int cpu)
>   	}
>
>   	/* now check for 1) increasing HZ and 2) increasing speed */
> -	for (i=0; i<speedcount-1; i++) {
> +	for (i = 0; i < speedcount-1; i++) {
>   		if (freqs[i].Hz == freqs[i+1].Hz && !warned++)
>   			fwts_failed(fw, LOG_LEVEL_MEDIUM,
>   				"CPUFreqDupFreq",
> @@ -385,7 +387,7 @@ static void lowest_speed(fwts_framework *fw, const int cpu)
>   		return;
>
>   	c = line;
> -	while (c && strlen(c)>1) {
> +	while (c && strlen(c) > 1) {
>   		c2 = strchr(c, ' ');
>   		if (c2) {
>   			*c2 = 0;
> @@ -394,7 +396,7 @@ static void lowest_speed(fwts_framework *fw, const int cpu)
>   			c2 = NULL;
>
>   		Hz = strtoull(c, NULL, 10);
> -		if (Hz < lowspeed || lowspeed==0)
> +		if (Hz < lowspeed || lowspeed == 0)
>   			lowspeed = Hz;
>   		c = c2;
>   	}
> @@ -416,7 +418,7 @@ static void highest_speed(fwts_framework *fw, const int cpu)
>   		return;
>
>   	c = line;
> -	while (c && strlen(c)>1) {
> +	while (c && strlen(c) > 1) {
>   		c2 = strchr(c, ' ');
>   		if (c2) {
>   			*c2=0;
> @@ -425,7 +427,7 @@ static void highest_speed(fwts_framework *fw, const int cpu)
>   			c2 = NULL;
>
>   		Hz = strtoull(c, NULL, 10);
> -		if (Hz > highspeed || highspeed==0)
> +		if (Hz > highspeed || highspeed == 0)
>   			highspeed = Hz;
>   		c = c2;
>   	}
> @@ -455,8 +457,8 @@ static void do_sw_all_test(fwts_framework *fw)
>   	}
>
>   	while ((entry = readdir(dir)) != NULL) {
> -		if (entry && strlen(entry->d_name)>3) {
> -			cpu = strtoul(entry->d_name+3, NULL, 10);
> +		if (entry && strlen(entry->d_name) > 3) {
> +			cpu = strtoul(entry->d_name + 3, NULL, 10);
>   			if (first_cpu_index == -1)
>   				first_cpu_index = cpu;
>
> @@ -467,14 +469,10 @@ static void do_sw_all_test(fwts_framework *fw)
>
>   	/* All CPUs at the lowest frequency */
>   	lowperf = 100 * get_performance_repeat(fw, first_cpu_index,
> -	                                       0,
> -	                                       5,
> -	                                       GET_PERFORMANCE_MIN) / top_speed;
> +						0, 5, GET_PERFORMANCE_MIN) / top_speed;
>   	highest_speed(fw, first_cpu_index);
>   	highperf = 100 * get_performance_repeat(fw, first_cpu_index,
> -	                                        0,
> -	                                        5,
> -	                                        GET_PERFORMANCE_MAX) / top_speed;
> +						0, 5, GET_PERFORMANCE_MAX) / top_speed;
>
>   	if (lowperf >= highperf)
>   		fwts_failed(fw, LOG_LEVEL_MEDIUM,
> @@ -506,8 +504,8 @@ static void do_sw_any_test(fwts_framework *fw)
>   	}
>
>   	while ((entry = readdir(dir)) != NULL) {
> -		if (entry && strlen(entry->d_name)>3) {
> -			cpu = strtoul(entry->d_name+3, NULL, 10);
> +		if (entry && strlen(entry->d_name) > 3) {
> +			cpu = strtoul(entry->d_name + 3, NULL, 10);
>   			if (first_cpu_index == -1)
>   				first_cpu_index = cpu;
>
> @@ -518,15 +516,13 @@ static void do_sw_any_test(fwts_framework *fw)
>
>   	/* All CPUs at the lowest frequency */
>   	lowperf = 100 * get_performance_repeat(fw, first_cpu_index,
> -	                                       0,
> -	                                       5,
> -	                                       GET_PERFORMANCE_MIN) / top_speed;
> +						0, 5, GET_PERFORMANCE_MIN) / top_speed;
>
>   	highest_speed(fw, first_cpu_index);
>
>   	while ((entry = readdir(dir)) != NULL) {
> -		if (entry && strlen(entry->d_name)>3) {
> -			cpu = strtoul(entry->d_name+3, NULL, 10);
> +		if (entry && strlen(entry->d_name) > 3) {
> +			cpu = strtoul(entry->d_name + 3, NULL, 10);
>   			if (cpu == first_cpu_index)
>   				continue;
>   			lowest_speed(fw, cpu);
> @@ -535,9 +531,7 @@ static void do_sw_any_test(fwts_framework *fw)
>   	closedir(dir);
>
>   	highperf = 100 * get_performance_repeat(fw, first_cpu_index,
> -	                                        0,
> -	                                        5,
> -	                                        GET_PERFORMANCE_MAX) / top_speed;
> +						0, 5, GET_PERFORMANCE_MAX) / top_speed;
>
>   	if (lowperf >= highperf)
>   		fwts_failed(fw, LOG_LEVEL_MEDIUM,
> @@ -554,7 +548,7 @@ static void check_sw_any(fwts_framework *fw)
>   	struct dirent *entry;
>   	uint64_t low_perf, high_perf, newhigh_perf;
>   	static int once = 0;
> -	int max_cpu = 0, i,j;
> +	int max_cpu = 0, i, j;
>   	int cpu;
>
>   	/* First set all processors to their lowest speed */
> @@ -564,8 +558,8 @@ static void check_sw_any(fwts_framework *fw)
>   	}
>
>   	while ((entry = readdir(dir)) != NULL) {
> -		if (entry && strlen(entry->d_name)>3) {
> -			cpu = strtoul(entry->d_name+3,NULL,10);
> +		if (entry && strlen(entry->d_name) > 3) {
> +			cpu = strtoul(entry->d_name + 3, NULL, 10);
>   			lowest_speed(fw, cpu);
>   			if (cpu > max_cpu)
>   				max_cpu = cpu;
> @@ -578,24 +572,25 @@ static void check_sw_any(fwts_framework *fw)
>
>   	/* assume that all processors have the same low performance */
>   	low_perf = get_performance(max_cpu);
> -	for (i=0; i<= max_cpu; i++) {
> +	for (i = 0; i <= max_cpu; i++) {
>   		highest_speed(fw, i);
>   		if (!cpu_exists(i))
>   			continue;
>
>   		high_perf = get_performance(i);
>   		performed_tests++;
> -		fwts_progress(fw, 100*performed_tests/total_tests);
> +		fwts_progress(fw, 100 * performed_tests/total_tests);
>   		/*
>   		 * now set all the others to low again; sw_any will cause
>   		 * the core in question to now also get the low speed, while
>   		 * hardware max will keep the performance
>   		 */
> -		for (j=0; j <= max_cpu; j++)
> -			if (i!=j)
> +		for (j = 0; j <= max_cpu; j++)
> +			if (i != j)
>   				lowest_speed(fw, j);
>   		newhigh_perf = get_performance(i);
> -		if (high_perf - newhigh_perf > (high_perf - low_perf)/4 && once==0 && (high_perf - low_perf > 20)) {
> +		if (high_perf - newhigh_perf > (high_perf - low_perf)/4 &&
> +		    (once == 0) && (high_perf - low_perf > 20)) {
>   			fwts_failed(fw, LOG_LEVEL_MEDIUM,
>   				"CPUFreqCPUsSetToSW_ANY",
>   				"Processors are set to SW_ANY.");
> @@ -603,7 +598,7 @@ static void check_sw_any(fwts_framework *fw)
>   			lowest_speed(fw, i);
>   		}
>   		performed_tests++;
> -		fwts_progress(fw, 100*performed_tests/total_tests);
> +		fwts_progress(fw, 100 * performed_tests/total_tests);
>   	}
>   	if (!once)
>   		fwts_passed(fw, "P-state coordination done by Hardware.");
> @@ -636,8 +631,8 @@ static int cpufreq_test1(fwts_framework *fw)
>   	}
>
>   	while ((entry = readdir(dir)) != NULL) {
> -		if (entry && strlen(entry->d_name)>3 && isdigit(entry->d_name[3])) {
> -			cpu = strtoul(entry->d_name+3,NULL,10);
> +		if (entry && strlen(entry->d_name) > 3 && isdigit(entry->d_name[3])) {
> +			cpu = strtoul(entry->d_name + 3, NULL, 10);
>   			lowest_speed(fw, cpu);
>   		}
>   	}
> @@ -646,8 +641,8 @@ static int cpufreq_test1(fwts_framework *fw)
>   	/* then do the benchmark */
>
>   	while ((entry = readdir(dir)) != NULL) {
> -		if (entry && strlen(entry->d_name)>3 && isdigit(entry->d_name[3])) {
> -			cpu = strtoul(entry->d_name+3,NULL,10);
> +		if (entry && strlen(entry->d_name) > 3 && isdigit(entry->d_name[3])) {
> +			cpu = strtoul(entry->d_name + 3, NULL, 10);
>   			do_cpu(fw, cpu);
>   			lowest_speed(fw, cpu);
>   			if (no_cpufreq)
> @@ -659,8 +654,8 @@ static int cpufreq_test1(fwts_framework *fw)
>   	/* set everything back to the highest speed again */
>
>   	while ((entry = readdir(dir)) != NULL) {
> -		if (entry && strlen(entry->d_name)>3 && isdigit(entry->d_name[3])) {
> -			cpu = strtoul(entry->d_name+3,NULL,10);
> +		if (entry && strlen(entry->d_name) > 3 && isdigit(entry->d_name[3])) {
> +			cpu = strtoul(entry->d_name + 3, NULL, 10);
>   			highest_speed(fw, cpu);
>   		}
>   	}
> @@ -676,13 +671,13 @@ static int cpufreq_test1(fwts_framework *fw)
>   	if (sysconf(_SC_NPROCESSORS_CONF) > 1 && number_of_speeds > 1) {
>   		do_sw_all_test(fw);
>   		performed_tests++;
> -		fwts_progress(fw, 100*performed_tests/total_tests);
> +		fwts_progress(fw, 100 * performed_tests/total_tests);
>   		do_sw_any_test(fw);
>   		performed_tests++;
> -		fwts_progress(fw, 100*performed_tests/total_tests);
> +		fwts_progress(fw, 100 * performed_tests/total_tests);
>   	} else if (number_of_speeds > 1) {
>   		performed_tests += 2;
> -		fwts_progress(fw, 100*performed_tests/total_tests);
> +		fwts_progress(fw, 100 * performed_tests/total_tests);
>   	}
>
>   	fwts_progress(fw, 100);
>

Acked-by: Ivan Hu <ivan.hu at canonical.com>



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