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@@ -27,7 +27,7 @@ static unsigned int count_cpus(void)
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unsigned int cpunr = 0;
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fp = fopen("/proc/stat", "r");
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- if(!fp) {
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+ if (!fp) {
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printf(_("Couldn't count the number of CPUs (%s: %s), assuming 1\n"), "/proc/stat", strerror(errno));
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return 1;
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}
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@@ -48,7 +48,7 @@ static unsigned int count_cpus(void)
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fclose(fp);
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/* cpu count starts from 0, on error return 1 (UP) */
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- return (ret+1);
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+ return ret + 1;
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}
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@@ -63,7 +63,7 @@ static void proc_cpufreq_output(void)
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printf(_(" minimum CPU frequency - maximum CPU frequency - governor\n"));
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nr_cpus = count_cpus();
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- for (cpu=0; cpu < nr_cpus; cpu++) {
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+ for (cpu = 0; cpu < nr_cpus; cpu++) {
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policy = cpufreq_get_policy(cpu);
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if (!policy)
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continue;
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@@ -75,7 +75,8 @@ static void proc_cpufreq_output(void)
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max_pctg = (policy->max * 100) / max;
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}
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printf("CPU%3d %9lu kHz (%3d %%) - %9lu kHz (%3d %%) - %s\n",
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- cpu , policy->min, max ? min_pctg : 0, policy->max, max ? max_pctg : 0, policy->governor);
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+ cpu , policy->min, max ? min_pctg : 0, policy->max,
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+ max ? max_pctg : 0, policy->governor);
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cpufreq_put_policy(policy);
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}
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@@ -89,21 +90,21 @@ static void print_speed(unsigned long speed)
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tmp = speed % 10000;
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if (tmp >= 5000)
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speed += 10000;
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- printf ("%u.%02u GHz", ((unsigned int) speed/1000000),
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+ printf("%u.%02u GHz", ((unsigned int) speed/1000000),
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((unsigned int) (speed%1000000)/10000));
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} else if (speed > 100000) {
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tmp = speed % 1000;
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if (tmp >= 500)
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speed += 1000;
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- printf ("%u MHz", ((unsigned int) speed / 1000));
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+ printf("%u MHz", ((unsigned int) speed / 1000));
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} else if (speed > 1000) {
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tmp = speed % 100;
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if (tmp >= 50)
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speed += 100;
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- printf ("%u.%01u MHz", ((unsigned int) speed/1000),
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+ printf("%u.%01u MHz", ((unsigned int) speed/1000),
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((unsigned int) (speed%1000)/100));
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} else
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- printf ("%lu kHz", speed);
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+ printf("%lu kHz", speed);
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return;
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}
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@@ -116,28 +117,29 @@ static void print_duration(unsigned long duration)
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tmp = duration % 10000;
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if (tmp >= 5000)
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duration += 10000;
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- printf ("%u.%02u ms", ((unsigned int) duration/1000000),
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+ printf("%u.%02u ms", ((unsigned int) duration/1000000),
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((unsigned int) (duration%1000000)/10000));
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} else if (duration > 100000) {
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tmp = duration % 1000;
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if (tmp >= 500)
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duration += 1000;
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- printf ("%u us", ((unsigned int) duration / 1000));
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+ printf("%u us", ((unsigned int) duration / 1000));
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} else if (duration > 1000) {
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tmp = duration % 100;
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if (tmp >= 50)
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duration += 100;
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- printf ("%u.%01u us", ((unsigned int) duration/1000),
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+ printf("%u.%01u us", ((unsigned int) duration/1000),
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((unsigned int) (duration%1000)/100));
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} else
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- printf ("%lu ns", duration);
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+ printf("%lu ns", duration);
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return;
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}
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/* --boost / -b */
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-static int get_boost_mode(unsigned int cpu) {
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+static int get_boost_mode(unsigned int cpu)
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+{
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int support, active, b_states = 0, ret, pstate_no, i;
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/* ToDo: Make this more global */
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unsigned long pstates[MAX_HW_PSTATES] = {0,};
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@@ -158,13 +160,13 @@ static int get_boost_mode(unsigned int cpu) {
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&& (cpuid_edx(0x80000007) & (1 << 7)))
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*/
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- printf(_(" boost state support: \n"));
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+ printf(_(" boost state support:\n"));
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printf(_(" Supported: %s\n"), support ? _("yes") : _("no"));
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printf(_(" Active: %s\n"), active ? _("yes") : _("no"));
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/* ToDo: Only works for AMD for now... */
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-
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+
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if (cpupower_cpu_info.vendor == X86_VENDOR_AMD &&
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cpupower_cpu_info.family >= 0x10) {
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ret = decode_pstates(cpu, cpupower_cpu_info.family, b_states,
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@@ -196,12 +198,11 @@ static void debug_output_one(unsigned int cpu)
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unsigned long total_trans, latency;
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unsigned long long total_time;
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struct cpufreq_policy *policy;
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- struct cpufreq_available_governors * governors;
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+ struct cpufreq_available_governors *governors;
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struct cpufreq_stats *stats;
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- if (cpufreq_cpu_exists(cpu)) {
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+ if (cpufreq_cpu_exists(cpu))
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return;
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- }
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freq_kernel = cpufreq_get_freq_kernel(cpu);
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freq_hardware = cpufreq_get_freq_hardware(cpu);
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@@ -294,8 +295,7 @@ static void debug_output_one(unsigned int cpu)
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if (freq_hardware) {
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print_speed(freq_hardware);
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printf(_(" (asserted by call to hardware)"));
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- }
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- else
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+ } else
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print_speed(freq_kernel);
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printf(".\n");
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}
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@@ -322,7 +322,8 @@ static void debug_output_one(unsigned int cpu)
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/* --freq / -f */
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-static int get_freq_kernel(unsigned int cpu, unsigned int human) {
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+static int get_freq_kernel(unsigned int cpu, unsigned int human)
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+{
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unsigned long freq = cpufreq_get_freq_kernel(cpu);
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if (!freq)
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return -EINVAL;
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@@ -337,7 +338,8 @@ static int get_freq_kernel(unsigned int cpu, unsigned int human) {
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/* --hwfreq / -w */
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-static int get_freq_hardware(unsigned int cpu, unsigned int human) {
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+static int get_freq_hardware(unsigned int cpu, unsigned int human)
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+{
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unsigned long freq = cpufreq_get_freq_hardware(cpu);
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if (!freq)
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return -EINVAL;
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@@ -351,7 +353,8 @@ static int get_freq_hardware(unsigned int cpu, unsigned int human) {
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/* --hwlimits / -l */
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-static int get_hardware_limits(unsigned int cpu) {
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+static int get_hardware_limits(unsigned int cpu)
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+{
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unsigned long min, max;
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if (cpufreq_get_hardware_limits(cpu, &min, &max))
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return -EINVAL;
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@@ -361,7 +364,8 @@ static int get_hardware_limits(unsigned int cpu) {
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/* --driver / -d */
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-static int get_driver(unsigned int cpu) {
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+static int get_driver(unsigned int cpu)
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+{
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char *driver = cpufreq_get_driver(cpu);
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if (!driver)
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return -EINVAL;
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@@ -372,7 +376,8 @@ static int get_driver(unsigned int cpu) {
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/* --policy / -p */
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-static int get_policy(unsigned int cpu) {
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+static int get_policy(unsigned int cpu)
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+{
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struct cpufreq_policy *policy = cpufreq_get_policy(cpu);
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if (!policy)
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return -EINVAL;
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@@ -383,8 +388,10 @@ static int get_policy(unsigned int cpu) {
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/* --governors / -g */
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-static int get_available_governors(unsigned int cpu) {
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- struct cpufreq_available_governors *governors = cpufreq_get_available_governors(cpu);
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+static int get_available_governors(unsigned int cpu)
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+{
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+ struct cpufreq_available_governors *governors =
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+ cpufreq_get_available_governors(cpu);
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if (!governors)
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return -EINVAL;
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@@ -400,7 +407,8 @@ static int get_available_governors(unsigned int cpu) {
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/* --affected-cpus / -a */
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-static int get_affected_cpus(unsigned int cpu) {
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+static int get_affected_cpus(unsigned int cpu)
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+{
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struct cpufreq_affected_cpus *cpus = cpufreq_get_affected_cpus(cpu);
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if (!cpus)
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return -EINVAL;
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@@ -416,7 +424,8 @@ static int get_affected_cpus(unsigned int cpu) {
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/* --related-cpus / -r */
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-static int get_related_cpus(unsigned int cpu) {
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+static int get_related_cpus(unsigned int cpu)
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+{
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struct cpufreq_affected_cpus *cpus = cpufreq_get_related_cpus(cpu);
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if (!cpus)
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return -EINVAL;
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@@ -432,17 +441,19 @@ static int get_related_cpus(unsigned int cpu) {
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/* --stats / -s */
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-static int get_freq_stats(unsigned int cpu, unsigned int human) {
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+static int get_freq_stats(unsigned int cpu, unsigned int human)
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+{
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unsigned long total_trans = cpufreq_get_transitions(cpu);
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unsigned long long total_time;
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struct cpufreq_stats *stats = cpufreq_get_stats(cpu, &total_time);
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while (stats) {
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if (human) {
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print_speed(stats->frequency);
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- printf(":%.2f%%", (100.0 * stats->time_in_state) / total_time);
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- }
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- else
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- printf("%lu:%llu", stats->frequency, stats->time_in_state);
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+ printf(":%.2f%%",
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+ (100.0 * stats->time_in_state) / total_time);
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+ } else
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+ printf("%lu:%llu",
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+ stats->frequency, stats->time_in_state);
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stats = stats->next;
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if (stats)
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printf(", ");
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@@ -455,7 +466,8 @@ static int get_freq_stats(unsigned int cpu, unsigned int human) {
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/* --latency / -y */
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-static int get_latency(unsigned int cpu, unsigned int human) {
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+static int get_latency(unsigned int cpu, unsigned int human)
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+{
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unsigned long latency = cpufreq_get_transition_latency(cpu);
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if (!latency)
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return -EINVAL;
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@@ -468,7 +480,8 @@ static int get_latency(unsigned int cpu, unsigned int human) {
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return 0;
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}
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-void freq_info_help(void) {
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+void freq_info_help(void)
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+{
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printf(_("Usage: cpupower freqinfo [options]\n"));
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printf(_("Options:\n"));
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printf(_(" -e, --debug Prints out debug information [default]\n"));
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@@ -494,26 +507,26 @@ void freq_info_help(void) {
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printf("\n");
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printf(_("If no argument is given, full output about\n"
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"cpufreq is printed which is useful e.g. for reporting bugs.\n\n"));
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- printf(_("By default info of CPU 0 is shown which can be overridden \n"
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+ printf(_("By default info of CPU 0 is shown which can be overridden\n"
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"with the cpupower --cpu main command option.\n"));
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}
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static struct option info_opts[] = {
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- { .name="debug", .has_arg=no_argument, .flag=NULL, .val='e'},
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- { .name="boost", .has_arg=no_argument, .flag=NULL, .val='b'},
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- { .name="freq", .has_arg=no_argument, .flag=NULL, .val='f'},
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- { .name="hwfreq", .has_arg=no_argument, .flag=NULL, .val='w'},
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- { .name="hwlimits", .has_arg=no_argument, .flag=NULL, .val='l'},
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- { .name="driver", .has_arg=no_argument, .flag=NULL, .val='d'},
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- { .name="policy", .has_arg=no_argument, .flag=NULL, .val='p'},
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- { .name="governors", .has_arg=no_argument, .flag=NULL, .val='g'},
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- { .name="related-cpus", .has_arg=no_argument, .flag=NULL, .val='r'},
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- { .name="affected-cpus",.has_arg=no_argument, .flag=NULL, .val='a'},
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- { .name="stats", .has_arg=no_argument, .flag=NULL, .val='s'},
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- { .name="latency", .has_arg=no_argument, .flag=NULL, .val='y'},
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- { .name="proc", .has_arg=no_argument, .flag=NULL, .val='o'},
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- { .name="human", .has_arg=no_argument, .flag=NULL, .val='m'},
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- { .name="help", .has_arg=no_argument, .flag=NULL, .val='h'},
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+ { .name = "debug", .has_arg = no_argument, .flag = NULL, .val = 'e'},
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+ { .name = "boost", .has_arg = no_argument, .flag = NULL, .val = 'b'},
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+ { .name = "freq", .has_arg = no_argument, .flag = NULL, .val = 'f'},
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+ { .name = "hwfreq", .has_arg = no_argument, .flag = NULL, .val = 'w'},
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+ { .name = "hwlimits", .has_arg = no_argument, .flag = NULL, .val = 'l'},
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+ { .name = "driver", .has_arg = no_argument, .flag = NULL, .val = 'd'},
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+ { .name = "policy", .has_arg = no_argument, .flag = NULL, .val = 'p'},
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+ { .name = "governors", .has_arg = no_argument, .flag = NULL, .val = 'g'},
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+ { .name = "related-cpus", .has_arg = no_argument, .flag = NULL, .val = 'r'},
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+ { .name = "affected-cpus",.has_arg = no_argument, .flag = NULL, .val = 'a'},
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+ { .name = "stats", .has_arg = no_argument, .flag = NULL, .val = 's'},
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+ { .name = "latency", .has_arg = no_argument, .flag = NULL, .val = 'y'},
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+ { .name = "proc", .has_arg = no_argument, .flag = NULL, .val = 'o'},
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+ { .name = "human", .has_arg = no_argument, .flag = NULL, .val = 'm'},
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+ { .name = "help", .has_arg = no_argument, .flag = NULL, .val = 'h'},
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{ },
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};
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@@ -572,7 +585,7 @@ int cmd_freq_info(int argc, char **argv)
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fprintf(stderr, "invalid or unknown argument\n");
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return EXIT_FAILURE;
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}
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- } while(cont);
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+ } while (cont);
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switch (output_param) {
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case 'o':
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@@ -591,7 +604,7 @@ int cmd_freq_info(int argc, char **argv)
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/* Default is: show output of CPU 0 only */
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if (bitmask_isallclear(cpus_chosen))
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bitmask_setbit(cpus_chosen, 0);
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-
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+
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switch (output_param) {
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case -1:
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printf(_("You can't specify more than one --cpu parameter and/or\n"
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@@ -659,7 +672,7 @@ int cmd_freq_info(int argc, char **argv)
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break;
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}
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if (ret)
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- return (ret);
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+ return ret;
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}
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return ret;
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}
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