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-rw-r--r--tools/power/cpupower/man/cpupower-frequency-info.13
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diff --git a/tools/power/cpupower/man/cpupower-frequency-info.1 b/tools/power/cpupower/man/cpupower-frequency-info.1
index 6aa8d239dff9..dd545b499480 100644
--- a/tools/power/cpupower/man/cpupower-frequency-info.1
+++ b/tools/power/cpupower/man/cpupower-frequency-info.1
@@ -53,6 +53,9 @@ human\-readable output for the \-f, \-w, \-s and \-y parameters.
\fB\-n\fR \fB\-\-no-rounding\fR
Output frequencies and latencies without rounding off values.
.TP
+\fB\-c\fR \fB\-\-perf\fR
+Get performances and frequencies capabilities of CPPC, by reading it from hardware (only available on the hardware with CPPC).
+.TP
.SH "REMARKS"
.LP
By default only values of core zero are displayed. How to display settings of