diff options
Diffstat (limited to 'tools/power/cpupower/utils/cpupower-set.c')
-rw-r--r-- | tools/power/cpupower/utils/cpupower-set.c | 65 |
1 files changed, 63 insertions, 2 deletions
diff --git a/tools/power/cpupower/utils/cpupower-set.c b/tools/power/cpupower/utils/cpupower-set.c index 180d5ba877e6..0677b58374ab 100644 --- a/tools/power/cpupower/utils/cpupower-set.c +++ b/tools/power/cpupower/utils/cpupower-set.c @@ -18,6 +18,9 @@ static struct option set_opts[] = { {"perf-bias", required_argument, NULL, 'b'}, + {"epp", required_argument, NULL, 'e'}, + {"amd-pstate-mode", required_argument, NULL, 'm'}, + {"turbo-boost", required_argument, NULL, 't'}, { }, }; @@ -37,11 +40,15 @@ int cmd_set(int argc, char **argv) union { struct { int perf_bias:1; + int epp:1; + int mode:1; + int turbo_boost:1; }; int params; } params; - int perf_bias = 0; + int perf_bias = 0, turbo_boost = 1; int ret = 0; + char epp[30], mode[20]; ret = uname(&uts); if (!ret && (!strcmp(uts.machine, "ppc64le") || @@ -55,7 +62,7 @@ int cmd_set(int argc, char **argv) params.params = 0; /* parameter parsing */ - while ((ret = getopt_long(argc, argv, "b:", + while ((ret = getopt_long(argc, argv, "b:e:m:", set_opts, NULL)) != -1) { switch (ret) { case 'b': @@ -69,6 +76,38 @@ int cmd_set(int argc, char **argv) } params.perf_bias = 1; break; + case 'e': + if (params.epp) + print_wrong_arg_exit(); + if (sscanf(optarg, "%29s", epp) != 1) { + print_wrong_arg_exit(); + return -EINVAL; + } + params.epp = 1; + break; + case 'm': + if (cpupower_cpu_info.vendor != X86_VENDOR_AMD) + print_wrong_arg_exit(); + if (params.mode) + print_wrong_arg_exit(); + if (sscanf(optarg, "%19s", mode) != 1) { + print_wrong_arg_exit(); + return -EINVAL; + } + params.mode = 1; + break; + case 't': + if (params.turbo_boost) + print_wrong_arg_exit(); + turbo_boost = atoi(optarg); + if (turbo_boost < 0 || turbo_boost > 1) { + printf("--turbo-boost param out of range [0-1]\n"); + print_wrong_arg_exit(); + } + params.turbo_boost = 1; + break; + + default: print_wrong_arg_exit(); } @@ -77,6 +116,18 @@ int cmd_set(int argc, char **argv) if (!params.params) print_wrong_arg_exit(); + if (params.mode) { + ret = cpupower_set_amd_pstate_mode(mode); + if (ret) + fprintf(stderr, "Error setting mode\n"); + } + + if (params.turbo_boost) { + ret = cpupower_set_turbo_boost(turbo_boost); + if (ret) + fprintf(stderr, "Error setting turbo-boost\n"); + } + /* Default is: set all CPUs */ if (bitmask_isallclear(cpus_chosen)) bitmask_setall(cpus_chosen); @@ -102,6 +153,16 @@ int cmd_set(int argc, char **argv) break; } } + + if (params.epp) { + ret = cpupower_set_epp(cpu, epp); + if (ret) { + fprintf(stderr, + "Error setting epp value on CPU %d\n", cpu); + break; + } + } + } return ret; } |