[PATCH 5/8] cpu: cpufreq: various whitespace clean ups
Keng-Yu Lin
kengyu at canonical.com
Wed Jul 25 07:27:14 UTC 2012
On Mon, Jul 23, 2012 at 9:02 PM, Colin King <colin.king at canonical.com> 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);
> --
> 1.7.10.4
>
Acked-by: Keng-Yu Lin <kengyu at canonical.com>
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