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tools/power/x86/intel-speed-select: Enhance help

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Enhance help message which adds some example. The changes include:
- Print help when options are not recognized.
- For CLX, display only options which are applicable.
- Sort options in alphatical order.
- Disply help() instead of error:
"Feature name and|or command not specified"
- Remove duplicate display of
Intel(R) Speed Select Technology

Signed-off-by: Srinivas Pandruvada <srinivas.pandruvada@linux.intel.com>
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
This commit is contained in:
Srinivas Pandruvada 2020-03-05 14:45:20 -08:00 committed by Andy Shevchenko
parent f362cdccca
commit addd116d8d
1 changed files with 24 additions and 5 deletions
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29
tools/power/x86/intel-speed-select/isst-config.c
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@ -2368,11 +2368,18 @@ void process_command(int argc, char **argv,
static void usage(void)
{
printf("Intel(R) Speed Select Technology\n");
if (is_clx_n_platform()) {
fprintf(stderr, "\nThere is limited support of Intel Speed Select features on this platform.\n");
fprintf(stderr, "Everything is pre-configured using BIOS options, this tool can't enable any feature in the hardware.\n\n");
}
printf("\nUsage:\n");
printf("intel-speed-select [OPTIONS] FEATURE COMMAND COMMAND_ARGUMENTS\n");
printf("\nUse this tool to enumerate and control the Intel Speed Select Technology features,\n");
printf("\nFEATURE : [perf-profile|base-freq|turbo-freq|core-power]\n");
printf("\nUse this tool to enumerate and control the Intel Speed Select Technology features:\n");
if (is_clx_n_platform())
printf("\nFEATURE : [perf-profile|base-freq]\n");
else
printf("\nFEATURE : [perf-profile|base-freq|turbo-freq|core-power]\n");
printf("\nFor help on each feature, use -h|--help\n");
printf("\tFor example: intel-speed-select perf-profile -h\n");
@ -2385,17 +2392,29 @@ static void usage(void)
printf("\t\tDefault: Die scoped for all dies in the system with multiple dies/package\n");
printf("\t\t\t Or Package scoped for all Packages when each package contains one die\n");
printf("\t[-d|--debug] : Debug mode\n");
printf("\t[-f|--format] : output format [json|text]. Default: text\n");
printf("\t[-h|--help] : Print help\n");
printf("\t[-i|--info] : Print platform information\n");
printf("\t[-o|--out] : Output file\n");
printf("\t\t\tDefault : stderr\n");
printf("\t[-f|--format] : output format [json|text]. Default: text\n");
printf("\t[-v|--version] : Print version\n");
printf("\nResult format\n");
printf("\tResult display uses a common format for each command:\n");
printf("\tResults are formatted in text/JSON with\n");
printf("\t\tPackage, Die, CPU, and command specific results.\n");
printf("\nExamples\n");
printf("\tTo get platform information:\n");
printf("\t\tintel-speed-select --info\n");
printf("\tTo get full perf-profile information dump:\n");
printf("\t\tintel-speed-select perf-profile info\n");
printf("\tTo get full base-freq information dump:\n");
printf("\t\tintel-speed-select base-freq info -l 0\n");
if (!is_clx_n_platform()) {
printf("\tTo get full turbo-freq information dump:\n");
printf("\t\tintel-speed-select turbo-freq info -l 0\n");
}
exit(1);
}
@ -2482,7 +2501,7 @@ static void cmdline(int argc, char **argv)
}
if (optind > (argc - 2)) {
fprintf(stderr, "Feature name and|or command not specified\n");
usage();
exit(0);
}
set_max_cpu_num();