Add the options to select c-states, p-states and wakeup output.
--idle, -c : show c-states
--frequency, -p : show p-states
--wakeup, -w : show wakeup sources
Signed-off-by: Daniel Lezcano <daniel.lezc...@linaro.org>
---
README | 7 ++++++-
idlestat.c | 35 +++++++++++++++++++++++++++--------
idlestat.h | 4 ++++
3 files changed, 37 insertions(+), 9 deletions(-)
diff --git a/README b/README
index b9edf4f..dccce36 100644
--- a/README
+++ b/README
@@ -38,9 +38,14 @@ Example Usage
Trace mode:
sudo ./idlestat --trace -f /tmp/mytrace -t 10
-Reporing mode (/tmp/mytrace already contains traces):
+Reporting mode (/tmp/mytrace already contains traces):
sudo ./idlestat --import -f /tmp/mytrace
Trace mode with workload (e.g. sleep, cyclictest):
sudo ./idlestat --trace -f /tmp/mytrace -t 10 -- /bin/sleep 10
sudo ./idlestat --trace -f /tmp/myoutput -t 10 -- cyclictest -t 4 -i 2000 -q
-D 5
+
+Selective trace output
+sudo ./idlestate --import -f /tmp/mytrace -w
+sudo ./idlestate --import -f /tmp/mytrace -c -p
+sudo ./idlestate --import -f /tmp/mytrace -p -w
\ No newline at end of file
diff --git a/idlestat.c b/idlestat.c
index 3fe2af6..94e570a 100644
--- a/idlestat.c
+++ b/idlestat.c
@@ -1087,7 +1087,7 @@ static void help(const char *cmd)
{
fprintf(stderr,
"\nUsage:\nTrace mode: %s --trace -f|--trace-file <filename>"
- " -t|--duration <seconds> ",
+ " -t|--duration <seconds> -c|--idle -p|--frequency -w|--wakeup",
basename(cmd));
fprintf(stderr,
"\nReporting mode: %s --import -f|--trace-file <filename>",
@@ -1113,6 +1113,9 @@ int getoptions(int argc, char *argv[], struct
program_options *options)
{ "duration", required_argument, NULL, 't' },
{ "version", no_argument, NULL, 'V' },
{ "verbose", no_argument, NULL, 'v' },
+ { "idle", no_argument, NULL, 'c' },
+ { "frequency", no_argument, NULL, 'p' },
+ { "wakeup", no_argument, NULL, 'w' },
{ 0, 0, 0, 0 }
};
int c;
@@ -1125,7 +1128,7 @@ int getoptions(int argc, char *argv[], struct
program_options *options)
int optindex = 0;
- c = getopt_long(argc, argv, ":df:ht:Vv",
+ c = getopt_long(argc, argv, ":df:ht:cpwVv",
long_options, &optindex);
if (c == -1)
break;
@@ -1141,6 +1144,15 @@ int getoptions(int argc, char *argv[], struct
program_options *options)
case 't':
options->duration = atoi(optarg);
break;
+ case 'c':
+ options->display |= IDLE_DISPLAY;
+ break;
+ case 'p':
+ options->display |= FREQUENCY_DISPLAY;
+ break;
+ case 'w':
+ options->display |= WAKEUP_DISPLAY;
+ break;
case 'V':
version(argv[0]);
exit(0);
@@ -1180,6 +1192,9 @@ int getoptions(int argc, char *argv[], struct
program_options *options)
}
}
+ if (options->display == 0)
+ options->display = IDLE_DISPLAY;
+
return optind;
}
@@ -1429,13 +1444,17 @@ int main(int argc, char *argv[], char *const envp[])
*/
if (0 == establish_idledata_to_topo(datas)) {
- display_cstates_header();
- dump_cpu_topo_info(display_cstates, 0);
- display_cstates_footer();
+ if (options.display & IDLE_DISPLAY) {
+ display_cstates_header();
+ dump_cpu_topo_info(display_cstates, 0);
+ display_cstates_footer();
+ }
- display_pstates_header();
- dump_cpu_topo_info(display_pstates, 1);
- display_pstates_footer();
+ if (options.display & FREQUENCY_DISPLAY) {
+ display_pstates_header();
+ dump_cpu_topo_info(display_pstates, 1);
+ display_pstates_footer();
+ }
}
release_cpu_topo_cstates();
diff --git a/idlestat.h b/idlestat.h
index 31df587..1d5f961 100644
--- a/idlestat.h
+++ b/idlestat.h
@@ -129,10 +129,14 @@ enum formats {
struct program_options {
int mode;
int format;
+ int display;
unsigned int duration;
char *filename;
int verbose;
};
+#define IDLE_DISPLAY 0x1
+#define FREQUENCY_DISPLAY 0x2
+#define WAKEUP_DISPLAY 0x4
#endif
--
1.7.9.5
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