diff options
| -rw-r--r-- | tools/power/x86/intel-speed-select/isst-config.c | 53 | ||||
| -rw-r--r-- | tools/power/x86/intel-speed-select/isst-core.c | 11 | ||||
| -rw-r--r-- | tools/power/x86/intel-speed-select/isst-display.c | 18 | ||||
| -rw-r--r-- | tools/power/x86/intel-speed-select/isst.h | 2 |
4 files changed, 83 insertions, 1 deletions
diff --git a/tools/power/x86/intel-speed-select/isst-config.c b/tools/power/x86/intel-speed-select/isst-config.c index 3d6bfe4f7caa..b3e30f00ce22 100644 --- a/tools/power/x86/intel-speed-select/isst-config.c +++ b/tools/power/x86/intel-speed-select/isst-config.c @@ -2353,6 +2353,53 @@ static void set_turbo_mode(int arg) isst_ctdp_display_information_end(outf); } +static void get_set_trl(int cpu, void *arg1, void *arg2, void *arg3, + void *arg4) +{ + unsigned long long trl; + int set = *(int *)arg4; + int ret; + + if (set && !fact_trl) { + isst_display_error_info_message(1, "Invalid TRL. Specify with [-t|--trl]", 0, 0); + exit(0); + } + + if (set) { + ret = isst_set_trl(cpu, fact_trl); + isst_display_result(cpu, outf, "turbo-mode", "set-trl", ret); + return; + } + + ret = isst_get_trl(cpu, &trl); + if (ret) + isst_display_result(cpu, outf, "turbo-mode", "get-trl", ret); + else + isst_trl_display_information(cpu, outf, trl); +} + +static void process_trl(int arg) +{ + if (cmd_help) { + if (arg) { + fprintf(stderr, "Set TRL (turbo ratio limits)\n"); + fprintf(stderr, "\t t|--trl: Specify turbo ratio limit for setting TRL\n"); + } else { + fprintf(stderr, "Get TRL (turbo ratio limits)\n"); + } + exit(0); + } + + isst_ctdp_display_information_start(outf); + if (max_target_cpus) + for_each_online_target_cpu_in_set(get_set_trl, NULL, + NULL, NULL, &arg); + else + for_each_online_package_in_set(get_set_trl, NULL, + NULL, NULL, &arg); + isst_ctdp_display_information_end(outf); +} + static struct process_cmd_struct clx_n_cmds[] = { { "perf-profile", "info", dump_isst_config, 0 }, { "base-freq", "info", dump_pbf_config, 0 }, @@ -2385,6 +2432,8 @@ static struct process_cmd_struct isst_cmds[] = { { "core-power", "get-assoc", get_clos_assoc, 0 }, { "turbo-mode", "enable", set_turbo_mode, 0 }, { "turbo-mode", "disable", set_turbo_mode, 1 }, + { "turbo-mode", "get-trl", process_trl, 0 }, + { "turbo-mode", "set-trl", process_trl, 1 }, { NULL, NULL, NULL } }; @@ -2602,9 +2651,11 @@ static void fact_help(void) static void turbo_mode_help(void) { - printf("turbo-mode:\tEnables users to enable/disable turbo mode by adjusting frequency settings\n"); + printf("turbo-mode:\tEnables users to enable/disable turbo mode by adjusting frequency settings. Also allows to get and set turbo ratio limits (TRL).\n"); printf("\tcommand : enable\n"); printf("\tcommand : disable\n"); + printf("\tcommand : get-trl\n"); + printf("\tcommand : set-trl\n"); } diff --git a/tools/power/x86/intel-speed-select/isst-core.c b/tools/power/x86/intel-speed-select/isst-core.c index 8afd23407522..6a26d5769984 100644 --- a/tools/power/x86/intel-speed-select/isst-core.c +++ b/tools/power/x86/intel-speed-select/isst-core.c @@ -665,6 +665,17 @@ int isst_get_fact_info(int cpu, int level, int fact_bucket, struct isst_fact_inf return 0; } +int isst_get_trl(int cpu, unsigned long long *trl) +{ + int ret; + + ret = isst_send_msr_command(cpu, 0x1AD, 0, trl); + if (ret) + return ret; + + return 0; +} + int isst_set_trl(int cpu, unsigned long long trl) { int ret; diff --git a/tools/power/x86/intel-speed-select/isst-display.c b/tools/power/x86/intel-speed-select/isst-display.c index e105fece47b6..8e54ce47648e 100644 --- a/tools/power/x86/intel-speed-select/isst-display.c +++ b/tools/power/x86/intel-speed-select/isst-display.c @@ -763,3 +763,21 @@ void isst_display_error_info_message(int error, char *msg, int arg_valid, int ar if (!start) format_and_print(outf, 0, NULL, NULL); } + +void isst_trl_display_information(int cpu, FILE *outf, unsigned long long trl) +{ + char header[256]; + char value[256]; + int level; + + level = print_package_info(cpu, outf); + + snprintf(header, sizeof(header), "get-trl"); + format_and_print(outf, level + 1, header, NULL); + + snprintf(header, sizeof(header), "trl"); + snprintf(value, sizeof(value), "0x%llx", trl); + format_and_print(outf, level + 2, header, value); + + format_and_print(outf, level, NULL, NULL); +} diff --git a/tools/power/x86/intel-speed-select/isst.h b/tools/power/x86/intel-speed-select/isst.h index 60db0bb084d5..0cac6c54be87 100644 --- a/tools/power/x86/intel-speed-select/isst.h +++ b/tools/power/x86/intel-speed-select/isst.h @@ -228,6 +228,7 @@ extern void isst_fact_display_information(int cpu, FILE *outf, int level, int fact_bucket, int fact_avx, struct isst_fact_info *fact_info); extern int isst_set_trl(int cpu, unsigned long long trl); +extern int isst_get_trl(int cpu, unsigned long long *trl); extern int isst_set_trl_from_current_tdp(int cpu, unsigned long long trl); extern int isst_get_config_tdp_lock_status(int cpu); @@ -256,4 +257,5 @@ extern int get_cpufreq_base_freq(int cpu); extern int isst_read_pm_config(int cpu, int *cp_state, int *cp_cap); extern void isst_display_error_info_message(int error, char *msg, int arg_valid, int arg); extern int is_skx_based_platform(void); +extern void isst_trl_display_information(int cpu, FILE *outf, unsigned long long trl); #endif |