blob: f368b832374279db19ced7379b2e3017feec6c4b [file] [log] [blame]
// SPDX-License-Identifier: GPL-2.0
/*
* Intel dynamic_speed_select -- Enumerate and control features
* Copyright (c) 2019 Intel Corporation.
*/
#include "isst.h"
#define DISP_FREQ_MULTIPLIER 100000
static void printcpumask(int str_len, char *str, int mask_size,
cpu_set_t *cpu_mask)
{
int i, max_cpus = get_topo_max_cpus();
unsigned int *mask;
int size, index, curr_index;
size = max_cpus / (sizeof(unsigned int) * 8);
if (max_cpus % (sizeof(unsigned int) * 8))
size++;
mask = calloc(size, sizeof(unsigned int));
if (!mask)
return;
for (i = 0; i < max_cpus; ++i) {
int mask_index, bit_index;
if (!CPU_ISSET_S(i, mask_size, cpu_mask))
continue;
mask_index = i / (sizeof(unsigned int) * 8);
bit_index = i % (sizeof(unsigned int) * 8);
mask[mask_index] |= BIT(bit_index);
}
curr_index = 0;
for (i = size - 1; i >= 0; --i) {
index = snprintf(&str[curr_index], str_len - curr_index, "%08x",
mask[i]);
curr_index += index;
if (i) {
strncat(&str[curr_index], ",", str_len - curr_index);
curr_index++;
}
}
free(mask);
}
static void format_and_print_txt(FILE *outf, int level, char *header,
char *value)
{
char *spaces = " ";
static char delimiters[256];
int i, j = 0;
if (!level)
return;
if (level == 1) {
strcpy(delimiters, " ");
} else {
for (i = 0; i < level - 1; ++i)
j += snprintf(&delimiters[j], sizeof(delimiters) - j,
"%s", spaces);
}
if (header && value) {
fprintf(outf, "%s", delimiters);
fprintf(outf, "%s:%s\n", header, value);
} else if (header) {
fprintf(outf, "%s", delimiters);
fprintf(outf, "%s\n", header);
}
}
static int last_level;
static void format_and_print(FILE *outf, int level, char *header, char *value)
{
char *spaces = " ";
static char delimiters[256];
int i;
if (!out_format_is_json()) {
format_and_print_txt(outf, level, header, value);
return;
}
if (level == 0) {
if (header)
fprintf(outf, "{");
else
fprintf(outf, "\n}\n");
} else {
int j = 0;
for (i = 0; i < level; ++i)
j += snprintf(&delimiters[j], sizeof(delimiters) - j,
"%s", spaces);
if (last_level == level)
fprintf(outf, ",\n");
if (value) {
if (last_level != level)
fprintf(outf, "\n");
fprintf(outf, "%s\"%s\": ", delimiters, header);
fprintf(outf, "\"%s\"", value);
} else {
for (i = last_level - 1; i >= level; --i) {
int k = 0;
for (j = i; j > 0; --j)
k += snprintf(&delimiters[k],
sizeof(delimiters) - k,
"%s", spaces);
if (i == level && header)
fprintf(outf, "\n%s},", delimiters);
else
fprintf(outf, "\n%s}", delimiters);
}
if (abs(last_level - level) < 3)
fprintf(outf, "\n");
if (header)
fprintf(outf, "%s\"%s\": {", delimiters,
header);
}
}
last_level = level;
}
static void print_packag_info(int cpu, FILE *outf)
{
char header[256];
snprintf(header, sizeof(header), "package-%d",
get_physical_package_id(cpu));
format_and_print(outf, 1, header, NULL);
snprintf(header, sizeof(header), "die-%d", get_physical_die_id(cpu));
format_and_print(outf, 2, header, NULL);
snprintf(header, sizeof(header), "cpu-%d", cpu);
format_and_print(outf, 3, header, NULL);
}
static void _isst_pbf_display_information(int cpu, FILE *outf, int level,
struct isst_pbf_info *pbf_info,
int disp_level)
{
char header[256];
char value[256];
snprintf(header, sizeof(header), "speed-select-base-freq");
format_and_print(outf, disp_level, header, NULL);
snprintf(header, sizeof(header), "high-priority-base-frequency(KHz)");
snprintf(value, sizeof(value), "%d",
pbf_info->p1_high * DISP_FREQ_MULTIPLIER);
format_and_print(outf, disp_level + 1, header, value);
snprintf(header, sizeof(header), "high-priority-cpu-mask");
printcpumask(sizeof(value), value, pbf_info->core_cpumask_size,
pbf_info->core_cpumask);
format_and_print(outf, disp_level + 1, header, value);
snprintf(header, sizeof(header), "low-priority-base-frequency(KHz)");
snprintf(value, sizeof(value), "%d",
pbf_info->p1_low * DISP_FREQ_MULTIPLIER);
format_and_print(outf, disp_level + 1, header, value);
snprintf(header, sizeof(header), "tjunction-temperature(C)");
snprintf(value, sizeof(value), "%d", pbf_info->t_prochot);
format_and_print(outf, disp_level + 1, header, value);
snprintf(header, sizeof(header), "thermal-design-power(W)");
snprintf(value, sizeof(value), "%d", pbf_info->tdp);
format_and_print(outf, disp_level + 1, header, value);
}
static void _isst_fact_display_information(int cpu, FILE *outf, int level,
int fact_bucket, int fact_avx,
struct isst_fact_info *fact_info,
int base_level)
{
struct isst_fact_bucket_info *bucket_info = fact_info->bucket_info;
char header[256];
char value[256];
int j;
snprintf(header, sizeof(header), "speed-select-turbo-freq");
format_and_print(outf, base_level, header, NULL);
for (j = 0; j < ISST_FACT_MAX_BUCKETS; ++j) {
if (fact_bucket != 0xff && fact_bucket != j)
continue;
if (!bucket_info[j].high_priority_cores_count)
break;
snprintf(header, sizeof(header), "bucket-%d", j);
format_and_print(outf, base_level + 1, header, NULL);
snprintf(header, sizeof(header), "high-priority-cores-count");
snprintf(value, sizeof(value), "%d",
bucket_info[j].high_priority_cores_count);
format_and_print(outf, base_level + 2, header, value);
if (fact_avx & 0x01) {
snprintf(header, sizeof(header),
"high-priority-max-frequency(KHz)");
snprintf(value, sizeof(value), "%d",
bucket_info[j].sse_trl * DISP_FREQ_MULTIPLIER);
format_and_print(outf, base_level + 2, header, value);
}
if (fact_avx & 0x02) {
snprintf(header, sizeof(header),
"high-priority-max-avx2-frequency(KHz)");
snprintf(value, sizeof(value), "%d",
bucket_info[j].avx_trl * DISP_FREQ_MULTIPLIER);
format_and_print(outf, base_level + 2, header, value);
}
if (fact_avx & 0x04) {
snprintf(header, sizeof(header),
"high-priority-max-avx512-frequency(KHz)");
snprintf(value, sizeof(value), "%d",
bucket_info[j].avx512_trl *
DISP_FREQ_MULTIPLIER);
format_and_print(outf, base_level + 2, header, value);
}
}
snprintf(header, sizeof(header),
"speed-select-turbo-freq-clip-frequencies");
format_and_print(outf, base_level + 1, header, NULL);
snprintf(header, sizeof(header), "low-priority-max-frequency(KHz)");
snprintf(value, sizeof(value), "%d",
fact_info->lp_clipping_ratio_license_sse *
DISP_FREQ_MULTIPLIER);
format_and_print(outf, base_level + 2, header, value);
snprintf(header, sizeof(header),
"low-priority-max-avx2-frequency(KHz)");
snprintf(value, sizeof(value), "%d",
fact_info->lp_clipping_ratio_license_avx2 *
DISP_FREQ_MULTIPLIER);
format_and_print(outf, base_level + 2, header, value);
snprintf(header, sizeof(header),
"low-priority-max-avx512-frequency(KHz)");
snprintf(value, sizeof(value), "%d",
fact_info->lp_clipping_ratio_license_avx512 *
DISP_FREQ_MULTIPLIER);
format_and_print(outf, base_level + 2, header, value);
}
void isst_ctdp_display_information(int cpu, FILE *outf, int tdp_level,
struct isst_pkg_ctdp *pkg_dev)
{
char header[256];
char value[256];
int i, base_level = 1;
print_packag_info(cpu, outf);
for (i = 0; i <= pkg_dev->levels; ++i) {
struct isst_pkg_ctdp_level_info *ctdp_level;
int j;
ctdp_level = &pkg_dev->ctdp_level[i];
if (!ctdp_level->processed)
continue;
snprintf(header, sizeof(header), "perf-profile-level-%d",
ctdp_level->level);
format_and_print(outf, base_level + 3, header, NULL);
snprintf(header, sizeof(header), "cpu-count");
j = get_cpu_count(get_physical_die_id(cpu),
get_physical_die_id(cpu));
snprintf(value, sizeof(value), "%d", j);
format_and_print(outf, base_level + 4, header, value);
snprintf(header, sizeof(header), "enable-cpu-mask");
printcpumask(sizeof(value), value,
ctdp_level->core_cpumask_size,
ctdp_level->core_cpumask);
format_and_print(outf, base_level + 4, header, value);
snprintf(header, sizeof(header), "thermal-design-power-ratio");
snprintf(value, sizeof(value), "%d", ctdp_level->tdp_ratio);
format_and_print(outf, base_level + 4, header, value);
snprintf(header, sizeof(header), "base-frequency(KHz)");
snprintf(value, sizeof(value), "%d",
ctdp_level->tdp_ratio * DISP_FREQ_MULTIPLIER);
format_and_print(outf, base_level + 4, header, value);
snprintf(header, sizeof(header),
"speed-select-turbo-freq-support");
snprintf(value, sizeof(value), "%d", ctdp_level->fact_support);
format_and_print(outf, base_level + 4, header, value);
snprintf(header, sizeof(header),
"speed-select-base-freq-support");
snprintf(value, sizeof(value), "%d", ctdp_level->pbf_support);
format_and_print(outf, base_level + 4, header, value);
snprintf(header, sizeof(header),
"speed-select-base-freq-enabled");
snprintf(value, sizeof(value), "%d", ctdp_level->pbf_enabled);
format_and_print(outf, base_level + 4, header, value);
snprintf(header, sizeof(header),
"speed-select-turbo-freq-enabled");
snprintf(value, sizeof(value), "%d", ctdp_level->fact_enabled);
format_and_print(outf, base_level + 4, header, value);
snprintf(header, sizeof(header), "thermal-design-power(W)");
snprintf(value, sizeof(value), "%d", ctdp_level->pkg_tdp);
format_and_print(outf, base_level + 4, header, value);
snprintf(header, sizeof(header), "tjunction-max(C)");
snprintf(value, sizeof(value), "%d", ctdp_level->t_proc_hot);
format_and_print(outf, base_level + 4, header, value);
snprintf(header, sizeof(header), "turbo-ratio-limits-sse");
format_and_print(outf, base_level + 4, header, NULL);
for (j = 0; j < 8; ++j) {
snprintf(header, sizeof(header), "bucket-%d", j);
format_and_print(outf, base_level + 5, header, NULL);
snprintf(header, sizeof(header), "core-count");
snprintf(value, sizeof(value), "%d", j);
format_and_print(outf, base_level + 6, header, value);
snprintf(header, sizeof(header), "turbo-ratio");
snprintf(value, sizeof(value), "%d",
ctdp_level->trl_sse_active_cores[j]);
format_and_print(outf, base_level + 6, header, value);
}
snprintf(header, sizeof(header), "turbo-ratio-limits-avx");
format_and_print(outf, base_level + 4, header, NULL);
for (j = 0; j < 8; ++j) {
snprintf(header, sizeof(header), "bucket-%d", j);
format_and_print(outf, base_level + 5, header, NULL);
snprintf(header, sizeof(header), "core-count");
snprintf(value, sizeof(value), "%d", j);
format_and_print(outf, base_level + 6, header, value);
snprintf(header, sizeof(header), "turbo-ratio");
snprintf(value, sizeof(value), "%d",
ctdp_level->trl_avx_active_cores[j]);
format_and_print(outf, base_level + 6, header, value);
}
snprintf(header, sizeof(header), "turbo-ratio-limits-avx512");
format_and_print(outf, base_level + 4, header, NULL);
for (j = 0; j < 8; ++j) {
snprintf(header, sizeof(header), "bucket-%d", j);
format_and_print(outf, base_level + 5, header, NULL);
snprintf(header, sizeof(header), "core-count");
snprintf(value, sizeof(value), "%d", j);
format_and_print(outf, base_level + 6, header, value);
snprintf(header, sizeof(header), "turbo-ratio");
snprintf(value, sizeof(value), "%d",
ctdp_level->trl_avx_512_active_cores[j]);
format_and_print(outf, base_level + 6, header, value);
}
if (ctdp_level->pbf_support)
_isst_pbf_display_information(cpu, outf, i,
&ctdp_level->pbf_info,
base_level + 4);
if (ctdp_level->fact_support)
_isst_fact_display_information(cpu, outf, i, 0xff, 0xff,
&ctdp_level->fact_info,
base_level + 4);
}
format_and_print(outf, 1, NULL, NULL);
}
void isst_ctdp_display_information_start(FILE *outf)
{
last_level = 0;
format_and_print(outf, 0, "start", NULL);
}
void isst_ctdp_display_information_end(FILE *outf)
{
format_and_print(outf, 0, NULL, NULL);
}
void isst_pbf_display_information(int cpu, FILE *outf, int level,
struct isst_pbf_info *pbf_info)
{
print_packag_info(cpu, outf);
_isst_pbf_display_information(cpu, outf, level, pbf_info, 4);
format_and_print(outf, 1, NULL, NULL);
}
void isst_fact_display_information(int cpu, FILE *outf, int level,
int fact_bucket, int fact_avx,
struct isst_fact_info *fact_info)
{
print_packag_info(cpu, outf);
_isst_fact_display_information(cpu, outf, level, fact_bucket, fact_avx,
fact_info, 4);
format_and_print(outf, 1, NULL, NULL);
}
void isst_clos_display_information(int cpu, FILE *outf, int clos,
struct isst_clos_config *clos_config)
{
char header[256];
char value[256];
snprintf(header, sizeof(header), "package-%d",
get_physical_package_id(cpu));
format_and_print(outf, 1, header, NULL);
snprintf(header, sizeof(header), "die-%d", get_physical_die_id(cpu));
format_and_print(outf, 2, header, NULL);
snprintf(header, sizeof(header), "cpu-%d", cpu);
format_and_print(outf, 3, header, NULL);
snprintf(header, sizeof(header), "core-power");
format_and_print(outf, 4, header, NULL);
snprintf(header, sizeof(header), "clos");
snprintf(value, sizeof(value), "%d", clos);
format_and_print(outf, 5, header, value);
snprintf(header, sizeof(header), "epp");
snprintf(value, sizeof(value), "%d", clos_config->epp);
format_and_print(outf, 5, header, value);
snprintf(header, sizeof(header), "clos-proportional-priority");
snprintf(value, sizeof(value), "%d", clos_config->clos_prop_prio);
format_and_print(outf, 5, header, value);
snprintf(header, sizeof(header), "clos-min");
snprintf(value, sizeof(value), "%d", clos_config->clos_min);
format_and_print(outf, 5, header, value);
snprintf(header, sizeof(header), "clos-max");
snprintf(value, sizeof(value), "%d", clos_config->clos_max);
format_and_print(outf, 5, header, value);
snprintf(header, sizeof(header), "clos-desired");
snprintf(value, sizeof(value), "%d", clos_config->clos_desired);
format_and_print(outf, 5, header, value);
format_and_print(outf, 1, NULL, NULL);
}
void isst_display_result(int cpu, FILE *outf, char *feature, char *cmd,
int result)
{
char header[256];
char value[256];
snprintf(header, sizeof(header), "package-%d",
get_physical_package_id(cpu));
format_and_print(outf, 1, header, NULL);
snprintf(header, sizeof(header), "die-%d", get_physical_die_id(cpu));
format_and_print(outf, 2, header, NULL);
snprintf(header, sizeof(header), "cpu-%d", cpu);
format_and_print(outf, 3, header, NULL);
snprintf(header, sizeof(header), "%s", feature);
format_and_print(outf, 4, header, NULL);
snprintf(header, sizeof(header), "%s", cmd);
snprintf(value, sizeof(value), "%d", result);
format_and_print(outf, 5, header, value);
format_and_print(outf, 1, NULL, NULL);
}