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authorJosé Pekkarinen <jose.pekkarinen@nokia.com>2016-04-11 10:41:07 +0300
committerJosé Pekkarinen <jose.pekkarinen@nokia.com>2016-04-13 08:17:18 +0300
commite09b41010ba33a20a87472ee821fa407a5b8da36 (patch)
treed10dc367189862e7ca5c592f033dc3726e1df4e3 /kernel/tools/power/cpupower/utils/idle_monitor/mperf_monitor.c
parentf93b97fd65072de626c074dbe099a1fff05ce060 (diff)
These changes are the raw update to linux-4.4.6-rt14. Kernel sources
are taken from kernel.org, and rt patch from the rt wiki download page. During the rebasing, the following patch collided: Force tick interrupt and get rid of softirq magic(I70131fb85). Collisions have been removed because its logic was found on the source already. Change-Id: I7f57a4081d9deaa0d9ccfc41a6c8daccdee3b769 Signed-off-by: José Pekkarinen <jose.pekkarinen@nokia.com>
Diffstat (limited to 'kernel/tools/power/cpupower/utils/idle_monitor/mperf_monitor.c')
-rw-r--r--kernel/tools/power/cpupower/utils/idle_monitor/mperf_monitor.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/kernel/tools/power/cpupower/utils/idle_monitor/mperf_monitor.c b/kernel/tools/power/cpupower/utils/idle_monitor/mperf_monitor.c
index 90a8c4f07..c83f16069 100644
--- a/kernel/tools/power/cpupower/utils/idle_monitor/mperf_monitor.c
+++ b/kernel/tools/power/cpupower/utils/idle_monitor/mperf_monitor.c
@@ -135,7 +135,7 @@ static int mperf_get_count_percent(unsigned int id, double *percent,
dprint("%s: TSC Ref - mperf_diff: %llu, tsc_diff: %llu\n",
mperf_cstates[id].name, mperf_diff, tsc_diff);
} else if (max_freq_mode == MAX_FREQ_SYSFS) {
- timediff = timespec_diff_us(time_start, time_end);
+ timediff = max_frequency * timespec_diff_us(time_start, time_end);
*percent = 100.0 * mperf_diff / timediff;
dprint("%s: MAXFREQ - mperf_diff: %llu, time_diff: %llu\n",
mperf_cstates[id].name, mperf_diff, timediff);
@@ -176,7 +176,7 @@ static int mperf_get_count_freq(unsigned int id, unsigned long long *count,
dprint("%s: Average freq based on %s maximum frequency:\n",
mperf_cstates[id].name,
(max_freq_mode == MAX_FREQ_TSC_REF) ? "TSC calculated" : "sysfs read");
- dprint("%max_frequency: %lu", max_frequency);
+ dprint("max_frequency: %lu\n", max_frequency);
dprint("aperf_diff: %llu\n", aperf_diff);
dprint("mperf_diff: %llu\n", mperf_diff);
dprint("avg freq: %llu\n", *count);
@@ -279,6 +279,7 @@ use_sysfs:
return -1;
}
max_freq_mode = MAX_FREQ_SYSFS;
+ max_frequency /= 1000; /* Default automatically to MHz value */
return 0;
}