Re: [PATCH 10/10] tools/power/x86: A tool to validate Intel Speed Select commands

From: Len Brown
Date: Tue Jul 02 2019 - 10:43:09 EST

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Acked-by: Len Brown <len.brown@xxxxxxxxx>

On Sat, Jun 29, 2019 at 10:31 AM Andy Shevchenko
<andy.shevchenko@xxxxxxxxx> wrote:
>
> On Thu, Jun 27, 2019 at 1:39 AM Srinivas Pandruvada
> <srinivas.pandruvada@xxxxxxxxxxxxxxx> wrote:
> >
> > The Intel(R) Speed select technologies contains four features.
> >
> > Performance profile:An non architectural mechanism that allows multiple
> > optimized performance profiles per system via static and/or dynamic
> > adjustment of core count, workload, Tjmax, and TDP, etc. aka ISS
> > in the documentation.
> >
> > Base Frequency: Enables users to increase guaranteed base frequency on
> > certain cores (high priority cores) in exchange for lower base frequency
> > on remaining cores (low priority cores). aka PBF in the documenation.
> >
> > Turbo frequency: Enables the ability to set different turbo ratio limits
> > to cores based on priority. aka FACT in the documentation.
> >
> > Core power: An Interface that allows user to define per core/tile
> > priority.
> >
> > There is a multi level help for commands and options. This can be used
> > to check required arguments for each feature and commands for the
> > feature.
> >
> > To start navigating the features start with
> >
> > $sudo intel-speed-select --help
> >
> > For help on a specific feature for example
> > $sudo intel-speed-select perf-profile --help
> >
> > To get help for a command for a feature for example
> > $sudo intel-speed-select perf-profile get-lock-status --help
> >
>
> I need an Ack from tools/power maintainer(s) for this.
> Also see below.
>
> > Signed-off-by: Srinivas Pandruvada <srinivas.pandruvada@xxxxxxxxxxxxxxx>
> > ---
> > tools/power/x86/intel_speed_select/Makefile | 31 +
> > tools/power/x86/intel_speed_select/isst.h | 231 +++
> > .../x86/intel_speed_select/isst_config.c | 1607 +++++++++++++++++
> > .../power/x86/intel_speed_select/isst_core.c | 721 ++++++++
> > .../x86/intel_speed_select/isst_display.c | 479 +++++
> > 5 files changed, 3069 insertions(+)
> > create mode 100644 tools/power/x86/intel_speed_select/Makefile
> > create mode 100644 tools/power/x86/intel_speed_select/isst.h
> > create mode 100644 tools/power/x86/intel_speed_select/isst_config.c
> > create mode 100644 tools/power/x86/intel_speed_select/isst_core.c
> > create mode 100644 tools/power/x86/intel_speed_select/isst_display.c
> >
> > diff --git a/tools/power/x86/intel_speed_select/Makefile b/tools/power/x86/intel_speed_select/Makefile
> > new file mode 100644
> > index 000000000000..8363450115e2
> > --- /dev/null
> > +++ b/tools/power/x86/intel_speed_select/Makefile
>
> My experience with some tools are not good in order of their build process.
> Can this one use tools build infrastructure from the day 1?
>
> > @@ -0,0 +1,31 @@
> > +# SPDX-License-Identifier: GPL-2.0
> > +CC = $(CROSS_COMPILE)gcc
> > +BUILD_OUTPUT := $(CURDIR)
> > +PREFIX ?= /usr
> > +DESTDIR ?=
> > +
> > +override CFLAGS += -D__EXPORTED_HEADERS__ -Wall -D_GNU_SOURCE
> > +override CFLAGS += -I$(CURDIR)/../../../../include/uapi/
> > +override CFLAGS += -I$(CURDIR)/../../../../include/
> > +
> > +%: %.c
> > + @mkdir -p $(BUILD_OUTPUT)
> > + $(CC) $(CFLAGS) $< -o $(BUILD_OUTPUT)/$@ $(LDFLAGS)
> > +
> > +DEPS = isst.h
> > +OBJ = isst_config.o isst_core.o isst_display.o
> > +
> > +%.o: %.c $(DEPS)
> > + $(CC) -c -o $(BUILD_OUTPUT)/$@ $< $(CFLAGS)
> > +
> > +intel-speed-select: $(OBJ)
> > + $(CC) -o $(BUILD_OUTPUT)/$@ $^ $(CFLAGS)
> > +
> > +.PHONY : clean
> > +clean :
> > + @rm -f $(BUILD_OUTPUT)/intel-speed-select
> > + @rm -f $(BUILD_OUTPUT)/*.o
> > +
> > +install : intel-speed-select
> > + install -d $(DESTDIR)$(PREFIX)/sbin
> > + install $(BUILD_OUTPUT)/intel-speed-select $(DESTDIR)$(PREFIX)/sbin/intel-speed-select
> > diff --git a/tools/power/x86/intel_speed_select/isst.h b/tools/power/x86/intel_speed_select/isst.h
> > new file mode 100644
> > index 000000000000..221881761609
> > --- /dev/null
> > +++ b/tools/power/x86/intel_speed_select/isst.h
> > @@ -0,0 +1,231 @@
> > +/* SPDX-License-Identifier: GPL-2.0 */
> > +/*
> > + * Intel Speed Select -- Enumerate and control features
> > + * Copyright (c) 2019 Intel Corporation.
> > + */
> > +
> > +#ifndef _ISST_H_
> > +#define _ISST_H_
> > +
> > +#include <stdio.h>
> > +#include <unistd.h>
> > +#include <sys/types.h>
> > +#include <sched.h>
> > +#include <sys/stat.h>
> > +#include <sys/resource.h>
> > +#include <getopt.h>
> > +#include <err.h>
> > +#include <fcntl.h>
> > +#include <signal.h>
> > +#include <sys/time.h>
> > +#include <limits.h>
> > +#include <stdlib.h>
> > +#include <string.h>
> > +#include <cpuid.h>
> > +#include <dirent.h>
> > +#include <errno.h>
> > +
> > +#include <stdarg.h>
> > +#include <sys/ioctl.h>
> > +
> > +#define BIT(x) (1 << (x))
> > +#define GENMASK(h, l) (((~0UL) << (l)) & (~0UL >> (sizeof(long) * 8 - 1 - (h))))
> > +#define GENMASK_ULL(h, l) \
> > + (((~0ULL) << (l)) & (~0ULL >> (sizeof(long long) * 8 - 1 - (h))))
> > +
> > +#define CONFIG_TDP 0x7f
> > +#define CONFIG_TDP_GET_LEVELS_INFO 0x00
> > +#define CONFIG_TDP_GET_TDP_CONTROL 0x01
> > +#define CONFIG_TDP_SET_TDP_CONTROL 0x02
> > +#define CONFIG_TDP_GET_TDP_INFO 0x03
> > +#define CONFIG_TDP_GET_PWR_INFO 0x04
> > +#define CONFIG_TDP_GET_TJMAX_INFO 0x05
> > +#define CONFIG_TDP_GET_CORE_MASK 0x06
> > +#define CONFIG_TDP_GET_TURBO_LIMIT_RATIOS 0x07
> > +#define CONFIG_TDP_SET_LEVEL 0x08
> > +#define CONFIG_TDP_GET_UNCORE_P0_P1_INFO 0X09
> > +#define CONFIG_TDP_GET_P1_INFO 0x0a
> > +#define CONFIG_TDP_GET_MEM_FREQ 0x0b
> > +
> > +#define CONFIG_TDP_GET_FACT_HP_TURBO_LIMIT_NUMCORES 0x10
> > +#define CONFIG_TDP_GET_FACT_HP_TURBO_LIMIT_RATIOS 0x11
> > +#define CONFIG_TDP_GET_FACT_LP_CLIPPING_RATIO 0x12
> > +
> > +#define CONFIG_TDP_PBF_GET_CORE_MASK_INFO 0x20
> > +#define CONFIG_TDP_PBF_GET_P1HI_P1LO_INFO 0x21
> > +#define CONFIG_TDP_PBF_GET_TJ_MAX_INFO 0x22
> > +#define CONFIG_TDP_PBF_GET_TDP_INFO 0X23
> > +
> > +#define CONFIG_CLOS 0xd0
> > +#define CLOS_PQR_ASSOC 0x00
> > +#define CLOS_PM_CLOS 0x01
> > +#define CLOS_PM_QOS_CONFIG 0x02
> > +#define CLOS_STATUS 0x03
> > +
> > +#define MBOX_CMD_WRITE_BIT 0x08
> > +
> > +#define PM_QOS_INFO_OFFSET 0x00
> > +#define PM_QOS_CONFIG_OFFSET 0x04
> > +#define PM_CLOS_OFFSET 0x08
> > +#define PQR_ASSOC_OFFSET 0x20
> > +
> > +struct isst_clos_config {
> > + int pkg_id;
> > + int die_id;
> > + unsigned char epp;
> > + unsigned char clos_prop_prio;
> > + unsigned char clos_min;
> > + unsigned char clos_max;
> > + unsigned char clos_desired;
> > +};
> > +
> > +struct isst_fact_bucket_info {
> > + int high_priority_cores_count;
> > + int sse_trl;
> > + int avx_trl;
> > + int avx512_trl;
> > +};
> > +
> > +struct isst_pbf_info {
> > + int pbf_acticated;
> > + int pbf_available;
> > + size_t core_cpumask_size;
> > + cpu_set_t *core_cpumask;
> > + int p1_high;
> > + int p1_low;
> > + int t_control;
> > + int t_prochot;
> > + int tdp;
> > +};
> > +
> > +#define ISST_TRL_MAX_ACTIVE_CORES 8
> > +#define ISST_FACT_MAX_BUCKETS 8
> > +struct isst_fact_info {
> > + int lp_clipping_ratio_license_sse;
> > + int lp_clipping_ratio_license_avx2;
> > + int lp_clipping_ratio_license_avx512;
> > + struct isst_fact_bucket_info bucket_info[ISST_FACT_MAX_BUCKETS];
> > +};
> > +
> > +struct isst_pkg_ctdp_level_info {
> > + int processed;
> > + int control_cpu;
> > + int pkg_id;
> > + int die_id;
> > + int level;
> > + int fact_support;
> > + int pbf_support;
> > + int fact_enabled;
> > + int pbf_enabled;
> > + int tdp_ratio;
> > + int active;
> > + int tdp_control;
> > + int pkg_tdp;
> > + int pkg_min_power;
> > + int pkg_max_power;
> > + int fact;
> > + int t_proc_hot;
> > + int uncore_p0;
> > + int uncore_p1;
> > + int sse_p1;
> > + int avx2_p1;
> > + int avx512_p1;
> > + int mem_freq;
> > + size_t core_cpumask_size;
> > + cpu_set_t *core_cpumask;
> > + int cpu_count;
> > + int trl_sse_active_cores[ISST_TRL_MAX_ACTIVE_CORES];
> > + int trl_avx_active_cores[ISST_TRL_MAX_ACTIVE_CORES];
> > + int trl_avx_512_active_cores[ISST_TRL_MAX_ACTIVE_CORES];
> > + int kobj_bucket_index;
> > + int active_bucket;
> > + int fact_max_index;
> > + int fact_max_config;
> > + int pbf_found;
> > + int pbf_active;
> > + struct isst_pbf_info pbf_info;
> > + struct isst_fact_info fact_info;
> > +};
> > +
> > +#define ISST_MAX_TDP_LEVELS (4 + 1) /* +1 for base config */
> > +struct isst_pkg_ctdp {
> > + int locked;
> > + int version;
> > + int processed;
> > + int levels;
> > + int current_level;
> > + int enabled;
> > + struct isst_pkg_ctdp_level_info ctdp_level[ISST_MAX_TDP_LEVELS];
> > +};
> > +
> > +extern int get_topo_max_cpus(void);
> > +extern int get_cpu_count(int pkg_id, int die_id);
> > +
> > +/* Common interfaces */
> > +extern void debug_printf(const char *format, ...);
> > +extern int out_format_is_json(void);
> > +extern int get_physical_package_id(int cpu);
> > +extern int get_physical_die_id(int cpu);
> > +extern size_t alloc_cpu_set(cpu_set_t **cpu_set);
> > +extern void free_cpu_set(cpu_set_t *cpu_set);
> > +extern int find_logical_cpu(int pkg_id, int die_id, int phy_cpu);
> > +extern int find_phy_cpu_num(int logical_cpu);
> > +extern int find_phy_core_num(int logical_cpu);
> > +extern void set_cpu_mask_from_punit_coremask(int cpu,
> > + unsigned long long core_mask,
> > + size_t core_cpumask_size,
> > + cpu_set_t *core_cpumask,
> > + int *cpu_cnt);
> > +
> > +extern int isst_send_mbox_command(unsigned int cpu, unsigned char command,
> > + unsigned char sub_command,
> > + unsigned int write,
> > + unsigned int req_data, unsigned int *resp);
> > +
> > +extern int isst_send_msr_command(unsigned int cpu, unsigned int command,
> > + int write, unsigned long long *req_resp);
> > +
> > +extern int isst_get_ctdp_levels(int cpu, struct isst_pkg_ctdp *pkg_dev);
> > +extern int isst_get_process_ctdp(int cpu, int tdp_level,
> > + struct isst_pkg_ctdp *pkg_dev);
> > +extern void isst_get_process_ctdp_complete(int cpu,
> > + struct isst_pkg_ctdp *pkg_dev);
> > +extern void isst_ctdp_display_information(int cpu, FILE *outf, int tdp_level,
> > + struct isst_pkg_ctdp *pkg_dev);
> > +extern void isst_ctdp_display_information_start(FILE *outf);
> > +extern void isst_ctdp_display_information_end(FILE *outf);
> > +extern void isst_pbf_display_information(int cpu, FILE *outf, int level,
> > + struct isst_pbf_info *info);
> > +extern int isst_set_tdp_level(int cpu, int tdp_level);
> > +extern int isst_set_tdp_level_msr(int cpu, int tdp_level);
> > +extern int isst_set_pbf_fact_status(int cpu, int pbf, int enable);
> > +extern int isst_get_pbf_info(int cpu, int level,
> > + struct isst_pbf_info *pbf_info);
> > +extern void isst_get_pbf_info_complete(struct isst_pbf_info *pbf_info);
> > +extern int isst_get_fact_info(int cpu, int level,
> > + struct isst_fact_info *fact_info);
> > +extern int isst_get_fact_bucket_info(int cpu, int level,
> > + struct isst_fact_bucket_info *bucket_info);
> > +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_set_trl_from_current_tdp(int cpu, unsigned long long trl);
> > +extern int isst_get_config_tdp_lock_status(int cpu);
> > +
> > +extern int isst_pm_qos_config(int cpu, int enable_clos, int priority_type);
> > +extern int isst_pm_get_clos(int cpu, int clos,
> > + struct isst_clos_config *clos_config);
> > +extern int isst_set_clos(int cpu, int clos,
> > + struct isst_clos_config *clos_config);
> > +extern int isst_clos_associate(int cpu, int clos);
> > +extern int isst_clos_get_assoc_status(int cpu, int *clos_id);
> > +extern void isst_clos_display_information(int cpu, FILE *outf, int clos,
> > + struct isst_clos_config *clos_config);
> > +
> > +extern int isst_read_reg(unsigned short reg, unsigned int *val);
> > +extern int isst_write_reg(int reg, unsigned int val);
> > +
> > +extern void isst_display_result(int cpu, FILE *outf, char *feature, char *cmd,
> > + int result);
> > +#endif
> > diff --git a/tools/power/x86/intel_speed_select/isst_config.c b/tools/power/x86/intel_speed_select/isst_config.c
> > new file mode 100644
> > index 000000000000..477593b7120a
> > --- /dev/null
> > +++ b/tools/power/x86/intel_speed_select/isst_config.c
> > @@ -0,0 +1,1607 @@
> > +// SPDX-License-Identifier: GPL-2.0
> > +/*
> > + * Intel Speed Select -- Enumerate and control features
> > + * Copyright (c) 2019 Intel Corporation.
> > + */
> > +
> > +#include <linux/isst_if.h>
> > +
> > +#include "isst.h"
> > +
> > +struct process_cmd_struct {
> > + char *feature;
> > + char *command;
> > + void (*process_fn)(void);
> > +};
> > +
> > +static const char *version_str = "v1.0";
> > +static const int supported_api_ver = 1;
> > +static struct isst_if_platform_info isst_platform_info;
> > +static char *progname;
> > +static int debug_flag;
> > +static FILE *outf;
> > +
> > +static int cpu_model;
> > +
> > +#define MAX_CPUS_IN_ONE_REQ 64
> > +static short max_target_cpus;
> > +static unsigned short target_cpus[MAX_CPUS_IN_ONE_REQ];
> > +
> > +static int topo_max_cpus;
> > +static size_t present_cpumask_size;
> > +static cpu_set_t *present_cpumask;
> > +static size_t target_cpumask_size;
> > +static cpu_set_t *target_cpumask;
> > +static int tdp_level = 0xFF;
> > +static int fact_bucket = 0xFF;
> > +static int fact_avx = 0xFF;
> > +static unsigned long long fact_trl;
> > +static int out_format_json;
> > +static int cmd_help;
> > +
> > +/* clos related */
> > +static int current_clos = -1;
> > +static int clos_epp = -1;
> > +static int clos_prop_prio = -1;
> > +static int clos_min = -1;
> > +static int clos_max = -1;
> > +static int clos_desired = -1;
> > +static int clos_priority_type;
> > +
> > +struct _cpu_map {
> > + unsigned short core_id;
> > + unsigned short pkg_id;
> > + unsigned short die_id;
> > + unsigned short punit_cpu;
> > + unsigned short punit_cpu_core;
> > +};
> > +struct _cpu_map *cpu_map;
> > +
> > +void debug_printf(const char *format, ...)
> > +{
> > + va_list args;
> > +
> > + va_start(args, format);
> > +
> > + if (debug_flag)
> > + vprintf(format, args);
> > +
> > + va_end(args);
> > +}
> > +
> > +static void update_cpu_model(void)
> > +{
> > + unsigned int ebx, ecx, edx;
> > + unsigned int fms, family;
> > +
> > + __cpuid(1, fms, ebx, ecx, edx);
> > + family = (fms >> 8) & 0xf;
> > + cpu_model = (fms >> 4) & 0xf;
> > + if (family == 6 || family == 0xf)
> > + cpu_model += ((fms >> 16) & 0xf) << 4;
> > +}
> > +
> > +/* Open a file, and exit on failure */
> > +static FILE *fopen_or_exit(const char *path, const char *mode)
> > +{
> > + FILE *filep = fopen(path, mode);
> > +
> > + if (!filep)
> > + err(1, "%s: open failed", path);
> > +
> > + return filep;
> > +}
> > +
> > +/* Parse a file containing a single int */
> > +static int parse_int_file(int fatal, const char *fmt, ...)
> > +{
> > + va_list args;
> > + char path[PATH_MAX];
> > + FILE *filep;
> > + int value;
> > +
> > + va_start(args, fmt);
> > + vsnprintf(path, sizeof(path), fmt, args);
> > + va_end(args);
> > + if (fatal) {
> > + filep = fopen_or_exit(path, "r");
> > + } else {
> > + filep = fopen(path, "r");
> > + if (!filep)
> > + return -1;
> > + }
> > + if (fscanf(filep, "%d", &value) != 1)
> > + err(1, "%s: failed to parse number from file", path);
> > + fclose(filep);
> > +
> > + return value;
> > +}
> > +
> > +int cpufreq_sysfs_present(void)
> > +{
> > + DIR *dir;
> > +
> > + dir = opendir("/sys/devices/system/cpu/cpu0/cpufreq");
> > + if (dir) {
> > + closedir(dir);
> > + return 1;
> > + }
> > +
> > + return 0;
> > +}
> > +
> > +int out_format_is_json(void)
> > +{
> > + return out_format_json;
> > +}
> > +
> > +int get_physical_package_id(int cpu)
> > +{
> > + return parse_int_file(
> > + 1, "/sys/devices/system/cpu/cpu%d/topology/physical_package_id",
> > + cpu);
> > +}
> > +
> > +int get_physical_core_id(int cpu)
> > +{
> > + return parse_int_file(
> > + 1, "/sys/devices/system/cpu/cpu%d/topology/core_id", cpu);
> > +}
> > +
> > +int get_physical_die_id(int cpu)
> > +{
> > + int ret;
> > +
> > + ret = parse_int_file(0, "/sys/devices/system/cpu/cpu%d/topology/die_id",
> > + cpu);
> > + if (ret < 0)
> > + ret = 0;
> > +
> > + return ret;
> > +}
> > +
> > +int get_topo_max_cpus(void)
> > +{
> > + return topo_max_cpus;
> > +}
> > +
> > +#define MAX_PACKAGE_COUNT 8
> > +#define MAX_DIE_PER_PACKAGE 2
> > +static void for_each_online_package_in_set(void (*callback)(int, void *, void *,
> > + void *, void *),
> > + void *arg1, void *arg2, void *arg3,
> > + void *arg4)
> > +{
> > + int max_packages[MAX_PACKAGE_COUNT * MAX_PACKAGE_COUNT];
> > + int pkg_index = 0, i;
> > +
> > + memset(max_packages, 0xff, sizeof(max_packages));
> > + for (i = 0; i < topo_max_cpus; ++i) {
> > + int j, online, pkg_id, die_id = 0, skip = 0;
> > +
> > + if (!CPU_ISSET_S(i, present_cpumask_size, present_cpumask))
> > + continue;
> > + if (i)
> > + online = parse_int_file(
> > + 1, "/sys/devices/system/cpu/cpu%d/online", i);
> > + else
> > + online =
> > + 1; /* online entry for CPU 0 needs some special configs */
> > +
> > + die_id = get_physical_die_id(i);
> > + if (die_id < 0)
> > + die_id = 0;
> > + pkg_id = get_physical_package_id(i);
> > + /* Create an unique id for package, die combination to store */
> > + pkg_id = (MAX_PACKAGE_COUNT * pkg_id + die_id);
> > +
> > + for (j = 0; j < pkg_index; ++j) {
> > + if (max_packages[j] == pkg_id) {
> > + skip = 1;
> > + break;
> > + }
> > + }
> > +
> > + if (!skip && online && callback) {
> > + callback(i, arg1, arg2, arg3, arg4);
> > + max_packages[pkg_index++] = pkg_id;
> > + }
> > + }
> > +}
> > +
> > +static void for_each_online_target_cpu_in_set(
> > + void (*callback)(int, void *, void *, void *, void *), void *arg1,
> > + void *arg2, void *arg3, void *arg4)
> > +{
> > + int i;
> > +
> > + for (i = 0; i < topo_max_cpus; ++i) {
> > + int online;
> > +
> > + if (!CPU_ISSET_S(i, target_cpumask_size, target_cpumask))
> > + continue;
> > + if (i)
> > + online = parse_int_file(
> > + 1, "/sys/devices/system/cpu/cpu%d/online", i);
> > + else
> > + online =
> > + 1; /* online entry for CPU 0 needs some special configs */
> > +
> > + if (online && callback)
> > + callback(i, arg1, arg2, arg3, arg4);
> > + }
> > +}
> > +
> > +#define BITMASK_SIZE 32
> > +static void set_max_cpu_num(void)
> > +{
> > + FILE *filep;
> > + unsigned long dummy;
> > +
> > + topo_max_cpus = 0;
> > + filep = fopen_or_exit(
> > + "/sys/devices/system/cpu/cpu0/topology/thread_siblings", "r");
> > + while (fscanf(filep, "%lx,", &dummy) == 1)
> > + topo_max_cpus += BITMASK_SIZE;
> > + fclose(filep);
> > + topo_max_cpus--; /* 0 based */
> > +
> > + debug_printf("max cpus %d\n", topo_max_cpus);
> > +}
> > +
> > +size_t alloc_cpu_set(cpu_set_t **cpu_set)
> > +{
> > + cpu_set_t *_cpu_set;
> > + size_t size;
> > +
> > + _cpu_set = CPU_ALLOC((topo_max_cpus + 1));
> > + if (_cpu_set == NULL)
> > + err(3, "CPU_ALLOC");
> > + size = CPU_ALLOC_SIZE((topo_max_cpus + 1));
> > + CPU_ZERO_S(size, _cpu_set);
> > +
> > + *cpu_set = _cpu_set;
> > + return size;
> > +}
> > +
> > +void free_cpu_set(cpu_set_t *cpu_set)
> > +{
> > + CPU_FREE(cpu_set);
> > +}
> > +
> > +static int cpu_cnt[MAX_PACKAGE_COUNT][MAX_DIE_PER_PACKAGE];
> > +static void set_cpu_present_cpu_mask(void)
> > +{
> > + size_t size;
> > + DIR *dir;
> > + int i;
> > +
> > + size = alloc_cpu_set(&present_cpumask);
> > + present_cpumask_size = size;
> > + for (i = 0; i < topo_max_cpus; ++i) {
> > + char buffer[256];
> > +
> > + snprintf(buffer, sizeof(buffer),
> > + "/sys/devices/system/cpu/cpu%d", i);
> > + dir = opendir(buffer);
> > + if (dir) {
> > + int pkg_id, die_id;
> > +
> > + CPU_SET_S(i, size, present_cpumask);
> > + die_id = get_physical_die_id(i);
> > + if (die_id < 0)
> > + die_id = 0;
> > +
> > + pkg_id = get_physical_package_id(i);
> > + if (pkg_id < MAX_PACKAGE_COUNT &&
> > + die_id < MAX_DIE_PER_PACKAGE)
> > + cpu_cnt[pkg_id][die_id]++;
> > + }
> > + closedir(dir);
> > + }
> > +}
> > +
> > +int get_cpu_count(int pkg_id, int die_id)
> > +{
> > + if (pkg_id < MAX_PACKAGE_COUNT && die_id < MAX_DIE_PER_PACKAGE)
> > + return cpu_cnt[pkg_id][die_id] + 1;
> > +
> > + return 0;
> > +}
> > +
> > +static void set_cpu_target_cpu_mask(void)
> > +{
> > + size_t size;
> > + int i;
> > +
> > + size = alloc_cpu_set(&target_cpumask);
> > + target_cpumask_size = size;
> > + for (i = 0; i < max_target_cpus; ++i) {
> > + if (!CPU_ISSET_S(target_cpus[i], present_cpumask_size,
> > + present_cpumask))
> > + continue;
> > +
> > + CPU_SET_S(target_cpus[i], size, target_cpumask);
> > + }
> > +}
> > +
> > +static void create_cpu_map(void)
> > +{
> > + const char *pathname = "/dev/isst_interface";
> > + int i, fd = 0;
> > + struct isst_if_cpu_maps map;
> > +
> > + cpu_map = malloc(sizeof(*cpu_map) * topo_max_cpus);
> > + if (!cpu_map)
> > + err(3, "cpumap");
> > +
> > + fd = open(pathname, O_RDWR);
> > + if (fd < 0)
> > + err(-1, "%s open failed", pathname);
> > +
> > + for (i = 0; i < topo_max_cpus; ++i) {
> > + if (!CPU_ISSET_S(i, present_cpumask_size, present_cpumask))
> > + continue;
> > +
> > + map.cmd_count = 1;
> > + map.cpu_map[0].logical_cpu = i;
> > +
> > + debug_printf(" map logical_cpu:%d\n",
> > + map.cpu_map[0].logical_cpu);
> > + if (ioctl(fd, ISST_IF_GET_PHY_ID, &map) == -1) {
> > + perror("ISST_IF_GET_PHY_ID");
> > + fprintf(outf, "Error: map logical_cpu:%d\n",
> > + map.cpu_map[0].logical_cpu);
> > + continue;
> > + }
> > + cpu_map[i].core_id = get_physical_core_id(i);
> > + cpu_map[i].pkg_id = get_physical_package_id(i);
> > + cpu_map[i].die_id = get_physical_die_id(i);
> > + cpu_map[i].punit_cpu = map.cpu_map[0].physical_cpu;
> > + cpu_map[i].punit_cpu_core = (map.cpu_map[0].physical_cpu >>
> > + 1); // shift to get core id
> > +
> > + debug_printf(
> > + "map logical_cpu:%d core: %d die:%d pkg:%d punit_cpu:%d punit_core:%d\n",
> > + i, cpu_map[i].core_id, cpu_map[i].die_id,
> > + cpu_map[i].pkg_id, cpu_map[i].punit_cpu,
> > + cpu_map[i].punit_cpu_core);
> > + }
> > +
> > + if (fd)
> > + close(fd);
> > +}
> > +
> > +int find_logical_cpu(int pkg_id, int die_id, int punit_core_id)
> > +{
> > + int i;
> > +
> > + for (i = 0; i < topo_max_cpus; ++i) {
> > + if (cpu_map[i].pkg_id == pkg_id &&
> > + cpu_map[i].die_id == die_id &&
> > + cpu_map[i].punit_cpu_core == punit_core_id)
> > + return i;
> > + }
> > +
> > + return -EINVAL;
> > +}
> > +
> > +void set_cpu_mask_from_punit_coremask(int cpu, unsigned long long core_mask,
> > + size_t core_cpumask_size,
> > + cpu_set_t *core_cpumask, int *cpu_cnt)
> > +{
> > + int i, cnt = 0;
> > + int die_id, pkg_id;
> > +
> > + *cpu_cnt = 0;
> > + die_id = get_physical_die_id(cpu);
> > + pkg_id = get_physical_package_id(cpu);
> > +
> > + for (i = 0; i < 64; ++i) {
> > + if (core_mask & BIT(i)) {
> > + int j;
> > +
> > + for (j = 0; j < topo_max_cpus; ++j) {
> > + if (cpu_map[j].pkg_id == pkg_id &&
> > + cpu_map[j].die_id == die_id &&
> > + cpu_map[j].punit_cpu_core == i) {
> > + CPU_SET_S(j, core_cpumask_size,
> > + core_cpumask);
> > + ++cnt;
> > + }
> > + }
> > + }
> > + }
> > +
> > + *cpu_cnt = cnt;
> > +}
> > +
> > +int find_phy_core_num(int logical_cpu)
> > +{
> > + if (logical_cpu < topo_max_cpus)
> > + return cpu_map[logical_cpu].punit_cpu_core;
> > +
> > + return -EINVAL;
> > +}
> > +
> > +static int isst_send_mmio_command(unsigned int cpu, unsigned int reg, int write,
> > + unsigned int *value)
> > +{
> > + struct isst_if_io_regs io_regs;
> > + const char *pathname = "/dev/isst_interface";
> > + int cmd;
> > + int fd;
> > +
> > + debug_printf("mmio_cmd cpu:%d reg:%d write:%d\n", cpu, reg, write);
> > +
> > + fd = open(pathname, O_RDWR);
> > + if (fd < 0)
> > + err(-1, "%s open failed", pathname);
> > +
> > + io_regs.req_count = 1;
> > + io_regs.io_reg[0].logical_cpu = cpu;
> > + io_regs.io_reg[0].reg = reg;
> > + cmd = ISST_IF_IO_CMD;
> > + if (write) {
> > + io_regs.io_reg[0].read_write = 1;
> > + io_regs.io_reg[0].value = *value;
> > + } else {
> > + io_regs.io_reg[0].read_write = 0;
> > + }
> > +
> > + if (ioctl(fd, cmd, &io_regs) == -1) {
> > + perror("ISST_IF_IO_CMD");
> > + fprintf(outf, "Error: mmio_cmd cpu:%d reg:%x read_write:%x\n",
> > + cpu, reg, write);
> > + } else {
> > + if (!write)
> > + *value = io_regs.io_reg[0].value;
> > +
> > + debug_printf(
> > + "mmio_cmd response: cpu:%d reg:%x rd_write:%x resp:%x\n",
> > + cpu, reg, write, *value);
> > + }
> > +
> > + close(fd);
> > +
> > + return 0;
> > +}
> > +
> > +int isst_send_mbox_command(unsigned int cpu, unsigned char command,
> > + unsigned char sub_command, unsigned int parameter,
> > + unsigned int req_data, unsigned int *resp)
> > +{
> > + const char *pathname = "/dev/isst_interface";
> > + int fd;
> > + struct isst_if_mbox_cmds mbox_cmds = { 0 };
> > +
> > + debug_printf(
> > + "mbox_send: cpu:%d command:%x sub_command:%x parameter:%x req_data:%x\n",
> > + cpu, command, sub_command, parameter, req_data);
> > +
> > + if (isst_platform_info.mmio_supported && command == CONFIG_CLOS) {
> > + unsigned int value;
> > + int write = 0;
> > + int clos_id, core_id, ret = 0;
> > +
> > + debug_printf("CLOS %d\n", cpu);
> > +
> > + if (parameter & BIT(MBOX_CMD_WRITE_BIT)) {
> > + value = req_data;
> > + write = 1;
> > + }
> > +
> > + switch (sub_command) {
> > + case CLOS_PQR_ASSOC:
> > + core_id = parameter & 0xff;
> > + ret = isst_send_mmio_command(
> > + cpu, PQR_ASSOC_OFFSET + core_id * 4, write,
> > + &value);
> > + if (!ret && !write)
> > + *resp = value;
> > + break;
> > + case CLOS_PM_CLOS:
> > + clos_id = parameter & 0x03;
> > + ret = isst_send_mmio_command(
> > + cpu, PM_CLOS_OFFSET + clos_id * 4, write,
> > + &value);
> > + if (!ret && !write)
> > + *resp = value;
> > + break;
> > + case CLOS_PM_QOS_CONFIG:
> > + ret = isst_send_mmio_command(cpu, PM_QOS_CONFIG_OFFSET,
> > + write, &value);
> > + if (!ret && !write)
> > + *resp = value;
> > + break;
> > + case CLOS_STATUS:
> > + break;
> > + default:
> > + break;
> > + }
> > + return ret;
> > + }
> > +
> > + mbox_cmds.cmd_count = 1;
> > + mbox_cmds.mbox_cmd[0].logical_cpu = cpu;
> > + mbox_cmds.mbox_cmd[0].command = command;
> > + mbox_cmds.mbox_cmd[0].sub_command = sub_command;
> > + mbox_cmds.mbox_cmd[0].parameter = parameter;
> > + mbox_cmds.mbox_cmd[0].req_data = req_data;
> > +
> > + fd = open(pathname, O_RDWR);
> > + if (fd < 0)
> > + err(-1, "%s open failed", pathname);
> > +
> > + if (ioctl(fd, ISST_IF_MBOX_COMMAND, &mbox_cmds) == -1) {
> > + perror("ISST_IF_MBOX_COMMAND");
> > + fprintf(outf,
> > + "Error: mbox_cmd cpu:%d command:%x sub_command:%x parameter:%x req_data:%x\n",
> > + cpu, command, sub_command, parameter, req_data);
> > + } else {
> > + *resp = mbox_cmds.mbox_cmd[0].resp_data;
> > + debug_printf(
> > + "mbox_cmd response: cpu:%d command:%x sub_command:%x parameter:%x req_data:%x resp:%x\n",
> > + cpu, command, sub_command, parameter, req_data, *resp);
> > + }
> > +
> > + close(fd);
> > +
> > + return 0;
> > +}
> > +
> > +int isst_send_msr_command(unsigned int cpu, unsigned int msr, int write,
> > + unsigned long long *req_resp)
> > +{
> > + struct isst_if_msr_cmds msr_cmds;
> > + const char *pathname = "/dev/isst_interface";
> > + int fd;
> > +
> > + fd = open(pathname, O_RDWR);
> > + if (fd < 0)
> > + err(-1, "%s open failed", pathname);
> > +
> > + msr_cmds.cmd_count = 1;
> > + msr_cmds.msr_cmd[0].logical_cpu = cpu;
> > + msr_cmds.msr_cmd[0].msr = msr;
> > + msr_cmds.msr_cmd[0].read_write = write;
> > + if (write)
> > + msr_cmds.msr_cmd[0].data = *req_resp;
> > +
> > + if (ioctl(fd, ISST_IF_MSR_COMMAND, &msr_cmds) == -1) {
> > + perror("ISST_IF_MSR_COMMAD");
> > + fprintf(outf, "Error: msr_cmd cpu:%d msr:%x read_write:%d\n",
> > + cpu, msr, write);
> > + } else {
> > + if (!write)
> > + *req_resp = msr_cmds.msr_cmd[0].data;
> > +
> > + debug_printf(
> > + "msr_cmd response: cpu:%d msr:%x rd_write:%x resp:%llx %llx\n",
> > + cpu, msr, write, *req_resp, msr_cmds.msr_cmd[0].data);
> > + }
> > +
> > + close(fd);
> > +
> > + return 0;
> > +}
> > +
> > +static int isst_fill_platform_info(void)
> > +{
> > + const char *pathname = "/dev/isst_interface";
> > + int fd;
> > +
> > + fd = open(pathname, O_RDWR);
> > + if (fd < 0)
> > + err(-1, "%s open failed", pathname);
> > +
> > + if (ioctl(fd, ISST_IF_GET_PLATFORM_INFO, &isst_platform_info) == -1) {
> > + perror("ISST_IF_GET_PLATFORM_INFO");
> > + close(fd);
> > + return -1;
> > + }
> > +
> > + close(fd);
> > +
> > + return 0;
> > +}
> > +
> > +static void isst_print_platform_information(void)
> > +{
> > + struct isst_if_platform_info platform_info;
> > + const char *pathname = "/dev/isst_interface";
> > + int fd;
> > +
> > + fd = open(pathname, O_RDWR);
> > + if (fd < 0)
> > + err(-1, "%s open failed", pathname);
> > +
> > + if (ioctl(fd, ISST_IF_GET_PLATFORM_INFO, &platform_info) == -1) {
> > + perror("ISST_IF_GET_PLATFORM_INFO");
> > + } else {
> > + fprintf(outf, "Platform: API version : %d\n",
> > + platform_info.api_version);
> > + fprintf(outf, "Platform: Driver version : %d\n",
> > + platform_info.driver_version);
> > + fprintf(outf, "Platform: mbox supported : %d\n",
> > + platform_info.mbox_supported);
> > + fprintf(outf, "Platform: mmio supported : %d\n",
> > + platform_info.mmio_supported);
> > + }
> > +
> > + close(fd);
> > +
> > + exit(0);
> > +}
> > +
> > +static void exec_on_get_ctdp_cpu(int cpu, void *arg1, void *arg2, void *arg3,
> > + void *arg4)
> > +{
> > + int (*fn_ptr)(int cpu, void *arg);
> > + int ret;
> > +
> > + fn_ptr = arg1;
> > + ret = fn_ptr(cpu, arg2);
> > + if (ret)
> > + perror("get_tdp_*");
> > + else
> > + isst_display_result(cpu, outf, "perf-profile", (char *)arg3,
> > + *(unsigned int *)arg4);
> > +}
> > +
> > +#define _get_tdp_level(desc, suffix, object, help) \
> > + static void get_tdp_##object(void) \
> > + { \
> > + struct isst_pkg_ctdp ctdp; \
> > +\
> > + if (cmd_help) { \
> > + fprintf(stderr, \
> > + "Print %s [No command arguments are required]\n", \
> > + help); \
> > + exit(0); \
> > + } \
> > + isst_ctdp_display_information_start(outf); \
> > + if (max_target_cpus) \
> > + for_each_online_target_cpu_in_set( \
> > + exec_on_get_ctdp_cpu, isst_get_ctdp_##suffix, \
> > + &ctdp, desc, &ctdp.object); \
> > + else \
> > + for_each_online_package_in_set(exec_on_get_ctdp_cpu, \
> > + isst_get_ctdp_##suffix, \
> > + &ctdp, desc, \
> > + &ctdp.object); \
> > + isst_ctdp_display_information_end(outf); \
> > + }
> > +
> > +_get_tdp_level("get-config-levels", levels, levels, "TDP levels");
> > +_get_tdp_level("get-config-version", levels, version, "TDP version");
> > +_get_tdp_level("get-config-enabled", levels, enabled, "TDP enable status");
> > +_get_tdp_level("get-config-current_level", levels, current_level,
> > + "Current TDP Level");
> > +_get_tdp_level("get-lock-status", levels, locked, "TDP lock status");
> > +
> > +static void dump_isst_config_for_cpu(int cpu, void *arg1, void *arg2,
> > + void *arg3, void *arg4)
> > +{
> > + struct isst_pkg_ctdp pkg_dev;
> > + int ret;
> > +
> > + memset(&pkg_dev, 0, sizeof(pkg_dev));
> > + ret = isst_get_process_ctdp(cpu, tdp_level, &pkg_dev);
> > + if (ret) {
> > + perror("isst_get_process_ctdp");
> > + } else {
> > + isst_ctdp_display_information(cpu, outf, tdp_level, &pkg_dev);
> > + isst_get_process_ctdp_complete(cpu, &pkg_dev);
> > + }
> > +}
> > +
> > +static void dump_isst_config(void)
> > +{
> > + if (cmd_help) {
> > + fprintf(stderr,
> > + "Print Intel(R) Speed Select Technology Performance profile configuration\n");
> > + fprintf(stderr,
> > + "including base frequency and turbo frequency configurations\n");
> > + fprintf(stderr, "Optional: -l|--level : Specify tdp level\n");
> > + fprintf(stderr,
> > + "\tIf no arguments, dump information for all TDP levels\n");
> > + exit(0);
> > + }
> > +
> > + isst_ctdp_display_information_start(outf);
> > +
> > + if (max_target_cpus)
> > + for_each_online_target_cpu_in_set(dump_isst_config_for_cpu,
> > + NULL, NULL, NULL, NULL);
> > + else
> > + for_each_online_package_in_set(dump_isst_config_for_cpu, NULL,
> > + NULL, NULL, NULL);
> > +
> > + isst_ctdp_display_information_end(outf);
> > +}
> > +
> > +static void set_tdp_level_for_cpu(int cpu, void *arg1, void *arg2, void *arg3,
> > + void *arg4)
> > +{
> > + int ret;
> > +
> > + ret = isst_set_tdp_level(cpu, tdp_level);
> > + if (ret)
> > + perror("set_tdp_level_for_cpu");
> > + else
> > + isst_display_result(cpu, outf, "perf-profile", "set_tdp_level",
> > + ret);
> > +}
> > +
> > +static void set_tdp_level(void)
> > +{
> > + if (cmd_help) {
> > + fprintf(stderr, "Set Config TDP level\n");
> > + fprintf(stderr,
> > + "\t Arguments: -l|--level : Specify tdp level\n");
> > + exit(0);
> > + }
> > +
> > + if (tdp_level == 0xff) {
> > + fprintf(outf, "Invalid command: specify tdp_level\n");
> > + exit(1);
> > + }
> > + isst_ctdp_display_information_start(outf);
> > + if (max_target_cpus)
> > + for_each_online_target_cpu_in_set(set_tdp_level_for_cpu, NULL,
> > + NULL, NULL, NULL);
> > + else
> > + for_each_online_package_in_set(set_tdp_level_for_cpu, NULL,
> > + NULL, NULL, NULL);
> > + isst_ctdp_display_information_end(outf);
> > +}
> > +
> > +static void dump_pbf_config_for_cpu(int cpu, void *arg1, void *arg2, void *arg3,
> > + void *arg4)
> > +{
> > + struct isst_pbf_info pbf_info;
> > + int ret;
> > +
> > + ret = isst_get_pbf_info(cpu, tdp_level, &pbf_info);
> > + if (ret) {
> > + perror("isst_get_pbf_info");
> > + } else {
> > + isst_pbf_display_information(cpu, outf, tdp_level, &pbf_info);
> > + isst_get_pbf_info_complete(&pbf_info);
> > + }
> > +}
> > +
> > +static void dump_pbf_config(void)
> > +{
> > + if (cmd_help) {
> > + fprintf(stderr,
> > + "Print Intel(R) Speed Select Technology base frequency configuration for a TDP level\n");
> > + fprintf(stderr,
> > + "\tArguments: -l|--level : Specify tdp level\n");
> > + exit(0);
> > + }
> > +
> > + if (tdp_level == 0xff) {
> > + fprintf(outf, "Invalid command: specify tdp_level\n");
> > + exit(1);
> > + }
> > +
> > + isst_ctdp_display_information_start(outf);
> > + if (max_target_cpus)
> > + for_each_online_target_cpu_in_set(dump_pbf_config_for_cpu, NULL,
> > + NULL, NULL, NULL);
> > + else
> > + for_each_online_package_in_set(dump_pbf_config_for_cpu, NULL,
> > + NULL, NULL, NULL);
> > + isst_ctdp_display_information_end(outf);
> > +}
> > +
> > +static void set_pbf_for_cpu(int cpu, void *arg1, void *arg2, void *arg3,
> > + void *arg4)
> > +{
> > + int ret;
> > + int status = *(int *)arg4;
> > +
> > + ret = isst_set_pbf_fact_status(cpu, 1, status);
> > + if (ret) {
> > + perror("isst_set_pbf");
> > + } else {
> > + if (status)
> > + isst_display_result(cpu, outf, "base-freq", "enable",
> > + ret);
> > + else
> > + isst_display_result(cpu, outf, "base-freq", "disable",
> > + ret);
> > + }
> > +}
> > +
> > +static void set_pbf_enable(void)
> > +{
> > + int status = 1;
> > +
> > + if (cmd_help) {
> > + fprintf(stderr,
> > + "Enable Intel Speed Select Technology base frequency feature [No command arguments are required]\n");
> > + exit(0);
> > + }
> > +
> > + isst_ctdp_display_information_start(outf);
> > + if (max_target_cpus)
> > + for_each_online_target_cpu_in_set(set_pbf_for_cpu, NULL, NULL,
> > + NULL, &status);
> > + else
> > + for_each_online_package_in_set(set_pbf_for_cpu, NULL, NULL,
> > + NULL, &status);
> > + isst_ctdp_display_information_end(outf);
> > +}
> > +
> > +static void set_pbf_disable(void)
> > +{
> > + int status = 0;
> > +
> > + if (cmd_help) {
> > + fprintf(stderr,
> > + "Disable Intel Speed Select Technology base frequency feature [No command arguments are required]\n");
> > + exit(0);
> > + }
> > +
> > + isst_ctdp_display_information_start(outf);
> > + if (max_target_cpus)
> > + for_each_online_target_cpu_in_set(set_pbf_for_cpu, NULL, NULL,
> > + NULL, &status);
> > + else
> > + for_each_online_package_in_set(set_pbf_for_cpu, NULL, NULL,
> > + NULL, &status);
> > + isst_ctdp_display_information_end(outf);
> > +}
> > +
> > +static void dump_fact_config_for_cpu(int cpu, void *arg1, void *arg2,
> > + void *arg3, void *arg4)
> > +{
> > + struct isst_fact_info fact_info;
> > + int ret;
> > +
> > + ret = isst_get_fact_info(cpu, tdp_level, &fact_info);
> > + if (ret)
> > + perror("isst_get_fact_bucket_info");
> > + else
> > + isst_fact_display_information(cpu, outf, tdp_level, fact_bucket,
> > + fact_avx, &fact_info);
> > +}
> > +
> > +static void dump_fact_config(void)
> > +{
> > + if (cmd_help) {
> > + fprintf(stderr,
> > + "Print complete Intel Speed Select Technology turbo frequency configuration for a TDP level. Other arguments are optional.\n");
> > + fprintf(stderr,
> > + "\tArguments: -l|--level : Specify tdp level\n");
> > + fprintf(stderr,
> > + "\tArguments: -b|--bucket : Bucket index to dump\n");
> > + fprintf(stderr,
> > + "\tArguments: -r|--trl-type : Specify trl type: sse|avx2|avx512\n");
> > + exit(0);
> > + }
> > +
> > + if (tdp_level == 0xff) {
> > + fprintf(outf, "Invalid command: specify tdp_level\n");
> > + exit(1);
> > + }
> > +
> > + isst_ctdp_display_information_start(outf);
> > + if (max_target_cpus)
> > + for_each_online_target_cpu_in_set(dump_fact_config_for_cpu,
> > + NULL, NULL, NULL, NULL);
> > + else
> > + for_each_online_package_in_set(dump_fact_config_for_cpu, NULL,
> > + NULL, NULL, NULL);
> > + isst_ctdp_display_information_end(outf);
> > +}
> > +
> > +static void set_fact_for_cpu(int cpu, void *arg1, void *arg2, void *arg3,
> > + void *arg4)
> > +{
> > + int ret;
> > + int status = *(int *)arg4;
> > +
> > + ret = isst_set_pbf_fact_status(cpu, 0, status);
> > + if (ret)
> > + perror("isst_set_fact");
> > + else {
> > + if (status) {
> > + struct isst_pkg_ctdp pkg_dev;
> > +
> > + ret = isst_get_ctdp_levels(cpu, &pkg_dev);
> > + if (ret) {
> > + isst_display_result(cpu, outf, "turbo-freq",
> > + "enable", ret);
> > + return;
> > + }
> > + ret = isst_set_trl(cpu, fact_trl);
> > + isst_display_result(cpu, outf, "turbo-freq", "enable",
> > + ret);
> > + } else {
> > + /* Since we modified TRL during Fact enable, restore it */
> > + isst_set_trl_from_current_tdp(cpu, fact_trl);
> > + isst_display_result(cpu, outf, "turbo-freq", "disable",
> > + ret);
> > + }
> > + }
> > +}
> > +
> > +static void set_fact_enable(void)
> > +{
> > + int status = 1;
> > +
> > + if (cmd_help) {
> > + fprintf(stderr,
> > + "Enable Intel Speed Select Technology Turbo frequency feature\n");
> > + fprintf(stderr,
> > + "Optional: -t|--trl : Specify turbo ratio limit\n");
> > + exit(0);
> > + }
> > +
> > + isst_ctdp_display_information_start(outf);
> > + if (max_target_cpus)
> > + for_each_online_target_cpu_in_set(set_fact_for_cpu, NULL, NULL,
> > + NULL, &status);
> > + else
> > + for_each_online_package_in_set(set_fact_for_cpu, NULL, NULL,
> > + NULL, &status);
> > + isst_ctdp_display_information_end(outf);
> > +}
> > +
> > +static void set_fact_disable(void)
> > +{
> > + int status = 0;
> > +
> > + if (cmd_help) {
> > + fprintf(stderr,
> > + "Disable Intel Speed Select Technology turbo frequency feature\n");
> > + fprintf(stderr,
> > + "Optional: -t|--trl : Specify turbo ratio limit\n");
> > + exit(0);
> > + }
> > +
> > + isst_ctdp_display_information_start(outf);
> > + if (max_target_cpus)
> > + for_each_online_target_cpu_in_set(set_fact_for_cpu, NULL, NULL,
> > + NULL, &status);
> > + else
> > + for_each_online_package_in_set(set_fact_for_cpu, NULL, NULL,
> > + NULL, &status);
> > + isst_ctdp_display_information_end(outf);
> > +}
> > +
> > +static void enable_clos_qos_config(int cpu, void *arg1, void *arg2, void *arg3,
> > + void *arg4)
> > +{
> > + int ret;
> > + int status = *(int *)arg4;
> > +
> > + ret = isst_pm_qos_config(cpu, status, clos_priority_type);
> > + if (ret) {
> > + perror("isst_pm_qos_config");
> > + } else {
> > + if (status)
> > + isst_display_result(cpu, outf, "core-power", "enable",
> > + ret);
> > + else
> > + isst_display_result(cpu, outf, "core-power", "disable",
> > + ret);
> > + }
> > +}
> > +
> > +static void set_clos_enable(void)
> > +{
> > + int status = 1;
> > +
> > + if (cmd_help) {
> > + fprintf(stderr, "Enable core-power for a package/die\n");
> > + fprintf(stderr,
> > + "\tClos Enable: Specify priority type with [--priority|-p]\n");
> > + fprintf(stderr, "\t\t 0: Proportional, 1: Ordered\n");
> > + exit(0);
> > + }
> > +
> > + if (cpufreq_sysfs_present()) {
> > + fprintf(stderr,
> > + "cpufreq subsystem and core-power enable will interfere with each other!\n");
> > + }
> > +
> > + isst_ctdp_display_information_start(outf);
> > + if (max_target_cpus)
> > + for_each_online_target_cpu_in_set(enable_clos_qos_config, NULL,
> > + NULL, NULL, &status);
> > + else
> > + for_each_online_package_in_set(enable_clos_qos_config, NULL,
> > + NULL, NULL, &status);
> > + isst_ctdp_display_information_end(outf);
> > +}
> > +
> > +static void set_clos_disable(void)
> > +{
> > + int status = 0;
> > +
> > + if (cmd_help) {
> > + fprintf(stderr,
> > + "Disable core-power: [No command arguments are required]\n");
> > + exit(0);
> > + }
> > +
> > + isst_ctdp_display_information_start(outf);
> > + if (max_target_cpus)
> > + for_each_online_target_cpu_in_set(enable_clos_qos_config, NULL,
> > + NULL, NULL, &status);
> > + else
> > + for_each_online_package_in_set(enable_clos_qos_config, NULL,
> > + NULL, NULL, &status);
> > + isst_ctdp_display_information_end(outf);
> > +}
> > +
> > +static void dump_clos_config_for_cpu(int cpu, void *arg1, void *arg2,
> > + void *arg3, void *arg4)
> > +{
> > + struct isst_clos_config clos_config;
> > + int ret;
> > +
> > + ret = isst_pm_get_clos(cpu, current_clos, &clos_config);
> > + if (ret)
> > + perror("isst_pm_get_clos");
> > + else
> > + isst_clos_display_information(cpu, outf, current_clos,
> > + &clos_config);
> > +}
> > +
> > +static void dump_clos_config(void)
> > +{
> > + if (cmd_help) {
> > + fprintf(stderr,
> > + "Print Intel Speed Select Technology core power configuration\n");
> > + fprintf(stderr,
> > + "\tArguments: [-c | --clos]: Specify clos id\n");
> > + exit(0);
> > + }
> > + if (current_clos < 0 || current_clos > 3) {
> > + fprintf(stderr, "Invalid clos id\n");
> > + exit(0);
> > + }
> > +
> > + isst_ctdp_display_information_start(outf);
> > + if (max_target_cpus)
> > + for_each_online_target_cpu_in_set(dump_clos_config_for_cpu,
> > + NULL, NULL, NULL, NULL);
> > + else
> > + for_each_online_package_in_set(dump_clos_config_for_cpu, NULL,
> > + NULL, NULL, NULL);
> > + isst_ctdp_display_information_end(outf);
> > +}
> > +
> > +static void set_clos_config_for_cpu(int cpu, void *arg1, void *arg2, void *arg3,
> > + void *arg4)
> > +{
> > + struct isst_clos_config clos_config;
> > + int ret;
> > +
> > + clos_config.pkg_id = get_physical_package_id(cpu);
> > + clos_config.die_id = get_physical_die_id(cpu);
> > +
> > + clos_config.epp = clos_epp;
> > + clos_config.clos_prop_prio = clos_prop_prio;
> > + clos_config.clos_min = clos_min;
> > + clos_config.clos_max = clos_max;
> > + clos_config.clos_desired = clos_desired;
> > + ret = isst_set_clos(cpu, current_clos, &clos_config);
> > + if (ret)
> > + perror("isst_set_clos");
> > + else
> > + isst_display_result(cpu, outf, "core-power", "config", ret);
> > +}
> > +
> > +static void set_clos_config(void)
> > +{
> > + if (cmd_help) {
> > + fprintf(stderr,
> > + "Set core-power configuration for one of the four clos ids\n");
> > + fprintf(stderr,
> > + "\tSpecify targeted clos id with [--clos|-c]\n");
> > + fprintf(stderr, "\tSpecify clos EPP with [--epp|-e]\n");
> > + fprintf(stderr,
> > + "\tSpecify clos Proportional Priority [--weight|-w]\n");
> > + fprintf(stderr, "\tSpecify clos min with [--min|-n]\n");
> > + fprintf(stderr, "\tSpecify clos max with [--max|-m]\n");
> > + fprintf(stderr, "\tSpecify clos desired with [--desired|-d]\n");
> > + exit(0);
> > + }
> > +
> > + if (current_clos < 0 || current_clos > 3) {
> > + fprintf(stderr, "Invalid clos id\n");
> > + exit(0);
> > + }
> > + if (clos_epp < 0 || clos_epp > 0x0F) {
> > + fprintf(stderr, "clos epp is not specified, default: 0\n");
> > + clos_epp = 0;
> > + }
> > + if (clos_prop_prio < 0 || clos_prop_prio > 0x0F) {
> > + fprintf(stderr,
> > + "clos frequency weight is not specified, default: 0\n");
> > + clos_prop_prio = 0;
> > + }
> > + if (clos_min < 0) {
> > + fprintf(stderr, "clos min is not specified, default: 0\n");
> > + clos_min = 0;
> > + }
> > + if (clos_max < 0) {
> > + fprintf(stderr, "clos max is not specified, default: 0xff\n");
> > + clos_max = 0xff;
> > + }
> > + if (clos_desired < 0) {
> > + fprintf(stderr, "clos desired is not specified, default: 0\n");
> > + clos_desired = 0x00;
> > + }
> > +
> > + isst_ctdp_display_information_start(outf);
> > + if (max_target_cpus)
> > + for_each_online_target_cpu_in_set(set_clos_config_for_cpu, NULL,
> > + NULL, NULL, NULL);
> > + else
> > + for_each_online_package_in_set(set_clos_config_for_cpu, NULL,
> > + NULL, NULL, NULL);
> > + isst_ctdp_display_information_end(outf);
> > +}
> > +
> > +static void set_clos_assoc_for_cpu(int cpu, void *arg1, void *arg2, void *arg3,
> > + void *arg4)
> > +{
> > + int ret;
> > +
> > + ret = isst_clos_associate(cpu, current_clos);
> > + if (ret)
> > + perror("isst_clos_associate");
> > + else
> > + isst_display_result(cpu, outf, "core-power", "assoc", ret);
> > +}
> > +
> > +static void set_clos_assoc(void)
> > +{
> > + if (cmd_help) {
> > + fprintf(stderr, "Associate a clos id to a CPU\n");
> > + fprintf(stderr,
> > + "\tSpecify targeted clos id with [--clos|-c]\n");
> > + exit(0);
> > + }
> > +
> > + if (current_clos < 0 || current_clos > 3) {
> > + fprintf(stderr, "Invalid clos id\n");
> > + exit(0);
> > + }
> > + if (max_target_cpus)
> > + for_each_online_target_cpu_in_set(set_clos_assoc_for_cpu, NULL,
> > + NULL, NULL, NULL);
> > + else {
> > + fprintf(stderr,
> > + "Invalid target cpu. Specify with [-c|--cpu]\n");
> > + }
> > +}
> > +
> > +static void get_clos_assoc_for_cpu(int cpu, void *arg1, void *arg2, void *arg3,
> > + void *arg4)
> > +{
> > + int clos, ret;
> > +
> > + ret = isst_clos_get_assoc_status(cpu, &clos);
> > + if (ret)
> > + perror("isst_clos_get_assoc_status");
> > + else
> > + isst_display_result(cpu, outf, "core-power", "get-assoc", clos);
> > +}
> > +
> > +static void get_clos_assoc(void)
> > +{
> > + if (cmd_help) {
> > + fprintf(stderr, "Get associate clos id to a CPU\n");
> > + fprintf(stderr, "\tSpecify targeted cpu id with [--cpu|-c]\n");
> > + exit(0);
> > + }
> > + if (max_target_cpus)
> > + for_each_online_target_cpu_in_set(get_clos_assoc_for_cpu, NULL,
> > + NULL, NULL, NULL);
> > + else {
> > + fprintf(stderr,
> > + "Invalid target cpu. Specify with [-c|--cpu]\n");
> > + }
> > +}
> > +
> > +static struct process_cmd_struct isst_cmds[] = {
> > + { "perf-profile", "get-lock-status", get_tdp_locked },
> > + { "perf-profile", "get-config-levels", get_tdp_levels },
> > + { "perf-profile", "get-config-version", get_tdp_version },
> > + { "perf-profile", "get-config-enabled", get_tdp_enabled },
> > + { "perf-profile", "get-config-current-level", get_tdp_current_level },
> > + { "perf-profile", "set-config-level", set_tdp_level },
> > + { "perf-profile", "info", dump_isst_config },
> > + { "base-freq", "info", dump_pbf_config },
> > + { "base-freq", "enable", set_pbf_enable },
> > + { "base-freq", "disable", set_pbf_disable },
> > + { "turbo-freq", "info", dump_fact_config },
> > + { "turbo-freq", "enable", set_fact_enable },
> > + { "turbo-freq", "disable", set_fact_disable },
> > + { "core-power", "info", dump_clos_config },
> > + { "core-power", "enable", set_clos_enable },
> > + { "core-power", "disable", set_clos_disable },
> > + { "core-power", "config", set_clos_config },
> > + { "core-power", "assoc", set_clos_assoc },
> > + { "core-power", "get-assoc", get_clos_assoc },
> > + { NULL, NULL, NULL }
> > +};
> > +
> > +/*
> > + * parse cpuset with following syntax
> > + * 1,2,4..6,8-10 and set bits in cpu_subset
> > + */
> > +void parse_cpu_command(char *optarg)
> > +{
> > + unsigned int start, end;
> > + char *next;
> > +
> > + next = optarg;
> > +
> > + while (next && *next) {
> > + if (*next == '-') /* no negative cpu numbers */
> > + goto error;
> > +
> > + start = strtoul(next, &next, 10);
> > +
> > + if (max_target_cpus < MAX_CPUS_IN_ONE_REQ)
> > + target_cpus[max_target_cpus++] = start;
> > +
> > + if (*next == '\0')
> > + break;
> > +
> > + if (*next == ',') {
> > + next += 1;
> > + continue;
> > + }
> > +
> > + if (*next == '-') {
> > + next += 1; /* start range */
> > + } else if (*next == '.') {
> > + next += 1;
> > + if (*next == '.')
> > + next += 1; /* start range */
> > + else
> > + goto error;
> > + }
> > +
> > + end = strtoul(next, &next, 10);
> > + if (end <= start)
> > + goto error;
> > +
> > + while (++start <= end) {
> > + if (max_target_cpus < MAX_CPUS_IN_ONE_REQ)
> > + target_cpus[max_target_cpus++] = start;
> > + }
> > +
> > + if (*next == ',')
> > + next += 1;
> > + else if (*next != '\0')
> > + goto error;
> > + }
> > +
> > +#ifdef DEBUG
> > + {
> > + int i;
> > +
> > + for (i = 0; i < max_target_cpus; ++i)
> > + printf("cpu [%d] in arg\n", target_cpus[i]);
> > + }
> > +#endif
> > + return;
> > +
> > +error:
> > + fprintf(stderr, "\"--cpu %s\" malformed\n", optarg);
> > + exit(-1);
> > +}
> > +
> > +static void parse_cmd_args(int argc, int start, char **argv)
> > +{
> > + int opt;
> > + int option_index;
> > +
> > + static struct option long_options[] = {
> > + { "bucket", required_argument, 0, 'b' },
> > + { "level", required_argument, 0, 'l' },
> > + { "trl-type", required_argument, 0, 'r' },
> > + { "trl", required_argument, 0, 't' },
> > + { "help", no_argument, 0, 'h' },
> > + { "clos", required_argument, 0, 'c' },
> > + { "desired", required_argument, 0, 'd' },
> > + { "epp", required_argument, 0, 'e' },
> > + { "min", required_argument, 0, 'n' },
> > + { "max", required_argument, 0, 'm' },
> > + { "priority", required_argument, 0, 'p' },
> > + { "weight", required_argument, 0, 'w' },
> > + { 0, 0, 0, 0 }
> > + };
> > +
> > + option_index = start;
> > +
> > + optind = start + 1;
> > + while ((opt = getopt_long(argc, argv, "b:l:t:c:d:e:n:m:p:w:h",
> > + long_options, &option_index)) != -1) {
> > + switch (opt) {
> > + case 'b':
> > + fact_bucket = atoi(optarg);
> > + break;
> > + case 'h':
> > + cmd_help = 1;
> > + break;
> > + case 'l':
> > + tdp_level = atoi(optarg);
> > + break;
> > + case 't':
> > + sscanf(optarg, "0x%llx", &fact_trl);
> > + break;
> > + case 'r':
> > + if (!strncmp(optarg, "sse", 3)) {
> > + fact_avx = 0x01;
> > + } else if (!strncmp(optarg, "avx2", 4)) {
> > + fact_avx = 0x02;
> > + } else if (!strncmp(optarg, "avx512", 4)) {
> > + fact_avx = 0x04;
> > + } else {
> > + fprintf(outf, "Invalid sse,avx options\n");
> > + exit(1);
> > + }
> > + break;
> > + /* CLOS related */
> > + case 'c':
> > + current_clos = atoi(optarg);
> > + printf("clos %d\n", current_clos);
> > + break;
> > + case 'd':
> > + clos_desired = atoi(optarg);
> > + break;
> > + case 'e':
> > + clos_epp = atoi(optarg);
> > + break;
> > + case 'n':
> > + clos_min = atoi(optarg);
> > + break;
> > + case 'm':
> > + clos_max = atoi(optarg);
> > + break;
> > + case 'p':
> > + clos_priority_type = atoi(optarg);
> > + break;
> > + case 'w':
> > + clos_prop_prio = atoi(optarg);
> > + break;
> > + default:
> > + printf("no match\n");
> > + }
> > + }
> > +}
> > +
> > +static void isst_help(void)
> > +{
> > + printf("perf-profile:\tAn architectural mechanism that allows multiple optimized \n\
> > + performance profiles per system via static and/or dynamic\n\
> > + adjustment of core count, workload, Tjmax, and\n\
> > + TDP, etc.\n");
> > + printf("\nCommands : For feature=perf-profile\n");
> > + printf("\tinfo\n");
> > + printf("\tget-lock-status\n");
> > + printf("\tget-config-levels\n");
> > + printf("\tget-config-version\n");
> > + printf("\tget-config-enabled\n");
> > + printf("\tget-config-current-level\n");
> > + printf("\tset-config-level\n");
> > +}
> > +
> > +static void pbf_help(void)
> > +{
> > + printf("base-freq:\tEnables users to increase guaranteed base frequency\n\
> > + on certain cores (high priority cores) in exchange for lower\n\
> > + base frequency on remaining cores (low priority cores).\n");
> > + printf("\tcommand : info\n");
> > + printf("\tcommand : enable\n");
> > + printf("\tcommand : disable\n");
> > +}
> > +
> > +static void fact_help(void)
> > +{
> > + printf("turbo-freq:\tEnables the ability to set different turbo ratio\n\
> > + limits to cores based on priority.\n");
> > + printf("\nCommand: For feature=turbo-freq\n");
> > + printf("\tcommand : info\n");
> > + printf("\tcommand : enable\n");
> > + printf("\tcommand : disable\n");
> > +}
> > +
> > +static void core_power_help(void)
> > +{
> > + printf("core-power:\tInterface that allows user to define per core/tile\n\
> > + priority.\n");
> > + printf("\nCommands : For feature=core-power\n");
> > + printf("\tinfo\n");
> > + printf("\tenable\n");
> > + printf("\tdisable\n");
> > + printf("\tconfig\n");
> > + printf("\tassoc\n");
> > + printf("\tget-assoc\n");
> > +}
> > +
> > +struct process_cmd_help_struct {
> > + char *feature;
> > + void (*process_fn)(void);
> > +};
> > +
> > +static struct process_cmd_help_struct isst_help_cmds[] = {
> > + { "perf-profile", isst_help },
> > + { "base-freq", pbf_help },
> > + { "turbo-freq", fact_help },
> > + { "core-power", core_power_help },
> > + { NULL, NULL }
> > +};
> > +
> > +void process_command(int argc, char **argv)
> > +{
> > + int i = 0, matched = 0;
> > + char *feature = argv[optind];
> > + char *cmd = argv[optind + 1];
> > +
> > + if (!feature || !cmd)
> > + return;
> > +
> > + debug_printf("Domain name [%s] command [%s]\n", feature, cmd);
> > + if (!strcmp(cmd, "-h") || !strcmp(cmd, "--help")) {
> > + while (isst_help_cmds[i].feature) {
> > + if (!strcmp(isst_help_cmds[i].feature, feature)) {
> > + isst_help_cmds[i].process_fn();
> > + exit(0);
> > + }
> > + ++i;
> > + }
> > + }
> > +
> > + create_cpu_map();
> > +
> > + i = 0;
> > + while (isst_cmds[i].feature) {
> > + if (!strcmp(isst_cmds[i].feature, feature) &&
> > + !strcmp(isst_cmds[i].command, cmd)) {
> > + parse_cmd_args(argc, optind + 1, argv);
> > + isst_cmds[i].process_fn();
> > + matched = 1;
> > + break;
> > + }
> > + ++i;
> > + }
> > +
> > + if (!matched)
> > + fprintf(stderr, "Invalid command\n");
> > +}
> > +
> > +static void usage(void)
> > +{
> > + printf("Intel(R) Speed Select Technology\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("\nFor help on each feature, use --h|--help\n");
> > + printf("\tFor example: intel-speed-select perf-profile -h\n");
> > +
> > + printf("\nFor additional help on each command for a feature, use --h|--help\n");
> > + printf("\tFor example: intel-speed-select perf-profile get-lock-status -h\n");
> > + printf("\t\t This will print help for the command \"get-lock-status\" for the feature \"perf-profile\"\n");
> > +
> > + printf("\nOPTIONS\n");
> > + printf("\t[-c|--cpu] : logical cpu number\n");
> > + 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[-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("\t\t\tFor Set commands, status is 0 for success and rest for failures\n");
> > + exit(1);
> > +}
> > +
> > +static void print_version(void)
> > +{
> > + fprintf(outf, "Version %s\n", version_str);
> > + fprintf(outf, "Build date %s time %s\n", __DATE__, __TIME__);
> > + exit(0);
> > +}
> > +
> > +static void cmdline(int argc, char **argv)
> > +{
> > + int opt;
> > + int option_index = 0;
> > +
> > + static struct option long_options[] = {
> > + { "cpu", required_argument, 0, 'c' },
> > + { "debug", no_argument, 0, 'd' },
> > + { "format", required_argument, 0, 'f' },
> > + { "help", no_argument, 0, 'h' },
> > + { "info", no_argument, 0, 'i' },
> > + { "out", required_argument, 0, 'o' },
> > + { "version", no_argument, 0, 'v' },
> > + { 0, 0, 0, 0 }
> > + };
> > +
> > + progname = argv[0];
> > + while ((opt = getopt_long_only(argc, argv, "+c:df:hio:v", long_options,
> > + &option_index)) != -1) {
> > + switch (opt) {
> > + case 'c':
> > + parse_cpu_command(optarg);
> > + break;
> > + case 'd':
> > + debug_flag = 1;
> > + printf("Debug Mode ON\n");
> > + break;
> > + case 'f':
> > + if (!strncmp(optarg, "json", 4))
> > + out_format_json = 1;
> > + break;
> > + case 'h':
> > + usage();
> > + break;
> > + case 'i':
> > + isst_print_platform_information();
> > + break;
> > + case 'o':
> > + if (outf)
> > + fclose(outf);
> > + outf = fopen_or_exit(optarg, "w");
> > + break;
> > + case 'v':
> > + print_version();
> > + break;
> > + default:
> > + usage();
> > + }
> > + }
> > +
> > + if (geteuid() != 0) {
> > + fprintf(stderr, "Must run as root\n");
> > + exit(0);
> > + }
> > +
> > + if (optind > (argc - 2)) {
> > + fprintf(stderr, "Domain name and|or command not specified\n");
> > + exit(0);
> > + }
> > + update_cpu_model();
> > + printf("Intel(R) Speed Select Technology\n");
> > + printf("Executing on CPU model:%d[0x%x]\n", cpu_model, cpu_model);
> > + set_max_cpu_num();
> > + set_cpu_present_cpu_mask();
> > + set_cpu_target_cpu_mask();
> > + isst_fill_platform_info();
> > + if (isst_platform_info.api_version > supported_api_ver) {
> > + printf("Incompatible API versions; Upgrade of tool is required\n");
> > + exit(0);
> > + }
> > +
> > + process_command(argc, argv);
> > +}
> > +
> > +int main(int argc, char **argv)
> > +{
> > + outf = stderr;
> > + cmdline(argc, argv);
> > + return 0;
> > +}
> > diff --git a/tools/power/x86/intel_speed_select/isst_core.c b/tools/power/x86/intel_speed_select/isst_core.c
> > new file mode 100644
> > index 000000000000..8de4ac39a008
> > --- /dev/null
> > +++ b/tools/power/x86/intel_speed_select/isst_core.c
> > @@ -0,0 +1,721 @@
> > +// SPDX-License-Identifier: GPL-2.0
> > +/*
> > + * Intel Speed Select -- Enumerate and control features
> > + * Copyright (c) 2019 Intel Corporation.
> > + */
> > +
> > +#include "isst.h"
> > +
> > +int isst_get_ctdp_levels(int cpu, struct isst_pkg_ctdp *pkg_dev)
> > +{
> > + unsigned int resp;
> > + int ret;
> > +
> > + ret = isst_send_mbox_command(cpu, CONFIG_TDP,
> > + CONFIG_TDP_GET_LEVELS_INFO, 0, 0, &resp);
> > + if (ret)
> > + return ret;
> > +
> > + debug_printf("cpu:%d CONFIG_TDP_GET_LEVELS_INFO resp:%x\n", cpu, resp);
> > +
> > + pkg_dev->version = resp & 0xff;
> > + pkg_dev->levels = (resp >> 8) & 0xff;
> > + pkg_dev->current_level = (resp >> 16) & 0xff;
> > + pkg_dev->locked = !!(resp & BIT(24));
> > + pkg_dev->enabled = !!(resp & BIT(31));
> > +
> > + return 0;
> > +}
> > +
> > +int isst_get_ctdp_control(int cpu, int config_index,
> > + struct isst_pkg_ctdp_level_info *ctdp_level)
> > +{
> > + unsigned int resp;
> > + int ret;
> > +
> > + ret = isst_send_mbox_command(cpu, CONFIG_TDP,
> > + CONFIG_TDP_GET_TDP_CONTROL, 0,
> > + config_index, &resp);
> > + if (ret)
> > + return ret;
> > +
> > + ctdp_level->fact_support = resp & BIT(0);
> > + ctdp_level->pbf_support = !!(resp & BIT(1));
> > + ctdp_level->fact_enabled = !!(resp & BIT(16));
> > + ctdp_level->pbf_enabled = !!(resp & BIT(17));
> > +
> > + debug_printf(
> > + "cpu:%d CONFIG_TDP_GET_TDP_CONTROL resp:%x fact_support:%d pbf_support: %d fact_enabled:%d pbf_enabled:%d\n",
> > + cpu, resp, ctdp_level->fact_support, ctdp_level->pbf_support,
> > + ctdp_level->fact_enabled, ctdp_level->pbf_enabled);
> > +
> > + return 0;
> > +}
> > +
> > +int isst_get_tdp_info(int cpu, int config_index,
> > + struct isst_pkg_ctdp_level_info *ctdp_level)
> > +{
> > + unsigned int resp;
> > + int ret;
> > +
> > + ret = isst_send_mbox_command(cpu, CONFIG_TDP, CONFIG_TDP_GET_TDP_INFO,
> > + 0, config_index, &resp);
> > + if (ret)
> > + return ret;
> > +
> > + ctdp_level->pkg_tdp = resp & GENMASK(14, 0);
> > + ctdp_level->tdp_ratio = (resp & GENMASK(23, 16)) >> 16;
> > +
> > + debug_printf(
> > + "cpu:%d ctdp:%d CONFIG_TDP_GET_TDP_INFO resp:%x tdp_ratio:%d pkg_tdp:%d\n",
> > + cpu, config_index, resp, ctdp_level->tdp_ratio,
> > + ctdp_level->pkg_tdp);
> > + return 0;
> > +}
> > +
> > +int isst_get_pwr_info(int cpu, int config_index,
> > + struct isst_pkg_ctdp_level_info *ctdp_level)
> > +{
> > + unsigned int resp;
> > + int ret;
> > +
> > + ret = isst_send_mbox_command(cpu, CONFIG_TDP, CONFIG_TDP_GET_PWR_INFO,
> > + 0, config_index, &resp);
> > + if (ret)
> > + return ret;
> > +
> > + ctdp_level->pkg_max_power = resp & GENMASK(14, 0);
> > + ctdp_level->pkg_min_power = (resp & GENMASK(30, 16)) >> 16;
> > +
> > + debug_printf(
> > + "cpu:%d ctdp:%d CONFIG_TDP_GET_PWR_INFO resp:%x pkg_max_power:%d pkg_min_power:%d\n",
> > + cpu, config_index, resp, ctdp_level->pkg_max_power,
> > + ctdp_level->pkg_min_power);
> > +
> > + return 0;
> > +}
> > +
> > +int isst_get_tjmax_info(int cpu, int config_index,
> > + struct isst_pkg_ctdp_level_info *ctdp_level)
> > +{
> > + unsigned int resp;
> > + int ret;
> > +
> > + ret = isst_send_mbox_command(cpu, CONFIG_TDP, CONFIG_TDP_GET_TJMAX_INFO,
> > + 0, config_index, &resp);
> > + if (ret)
> > + return ret;
> > +
> > + ctdp_level->t_proc_hot = resp & GENMASK(7, 0);
> > +
> > + debug_printf(
> > + "cpu:%d ctdp:%d CONFIG_TDP_GET_TJMAX_INFO resp:%x t_proc_hot:%d\n",
> > + cpu, config_index, resp, ctdp_level->t_proc_hot);
> > +
> > + return 0;
> > +}
> > +
> > +int isst_get_coremask_info(int cpu, int config_index,
> > + struct isst_pkg_ctdp_level_info *ctdp_level)
> > +{
> > + unsigned int resp;
> > + int i, ret;
> > +
> > + ctdp_level->cpu_count = 0;
> > + for (i = 0; i < 2; ++i) {
> > + unsigned long long mask;
> > + int cpu_count = 0;
> > +
> > + ret = isst_send_mbox_command(cpu, CONFIG_TDP,
> > + CONFIG_TDP_GET_CORE_MASK, 0,
> > + (i << 8) | config_index, &resp);
> > + if (ret)
> > + return ret;
> > +
> > + debug_printf(
> > + "cpu:%d ctdp:%d mask:%d CONFIG_TDP_GET_CORE_MASK resp:%x\n",
> > + cpu, config_index, i, resp);
> > +
> > + mask = (unsigned long long)resp << (32 * i);
> > + set_cpu_mask_from_punit_coremask(cpu, mask,
> > + ctdp_level->core_cpumask_size,
> > + ctdp_level->core_cpumask,
> > + &cpu_count);
> > + ctdp_level->cpu_count += cpu_count;
> > + debug_printf("cpu:%d ctdp:%d mask:%d cpu count:%d\n", cpu,
> > + config_index, i, ctdp_level->cpu_count);
> > + }
> > +
> > + return 0;
> > +}
> > +
> > +int isst_get_get_trl(int cpu, int level, int avx_level, int *trl)
> > +{
> > + unsigned int req, resp;
> > + int ret;
> > +
> > + req = level | (avx_level << 16);
> > + ret = isst_send_mbox_command(cpu, CONFIG_TDP,
> > + CONFIG_TDP_GET_TURBO_LIMIT_RATIOS, 0, req,
> > + &resp);
> > + if (ret)
> > + return ret;
> > +
> > + debug_printf(
> > + "cpu:%d CONFIG_TDP_GET_TURBO_LIMIT_RATIOS req:%x resp:%x\n",
> > + cpu, req, resp);
> > +
> > + trl[0] = resp & GENMASK(7, 0);
> > + trl[1] = (resp & GENMASK(15, 8)) >> 8;
> > + trl[2] = (resp & GENMASK(23, 16)) >> 16;
> > + trl[3] = (resp & GENMASK(31, 24)) >> 24;
> > +
> > + req = level | BIT(8) | (avx_level << 16);
> > + ret = isst_send_mbox_command(cpu, CONFIG_TDP,
> > + CONFIG_TDP_GET_TURBO_LIMIT_RATIOS, 0, req,
> > + &resp);
> > + if (ret)
> > + return ret;
> > +
> > + debug_printf("cpu:%d CONFIG_TDP_GET_TURBO_LIMIT req:%x resp:%x\n", cpu,
> > + req, resp);
> > +
> > + trl[4] = resp & GENMASK(7, 0);
> > + trl[5] = (resp & GENMASK(15, 8)) >> 8;
> > + trl[6] = (resp & GENMASK(23, 16)) >> 16;
> > + trl[7] = (resp & GENMASK(31, 24)) >> 24;
> > +
> > + return 0;
> > +}
> > +
> > +int isst_set_tdp_level_msr(int cpu, int tdp_level)
> > +{
> > + int ret;
> > +
> > + debug_printf("cpu: tdp_level via MSR %d\n", cpu, tdp_level);
> > +
> > + if (isst_get_config_tdp_lock_status(cpu)) {
> > + debug_printf("cpu: tdp_locked %d\n", cpu);
> > + return -1;
> > + }
> > +
> > + if (tdp_level > 2)
> > + return -1; /* invalid value */
> > +
> > + ret = isst_send_msr_command(cpu, 0x64b, 1,
> > + (unsigned long long *)&tdp_level);
> > + if (ret)
> > + return ret;
> > +
> > + debug_printf("cpu: tdp_level via MSR successful %d\n", cpu, tdp_level);
> > +
> > + return 0;
> > +}
> > +
> > +int isst_set_tdp_level(int cpu, int tdp_level)
> > +{
> > + unsigned int resp;
> > + int ret;
> > +
> > + ret = isst_send_mbox_command(cpu, CONFIG_TDP, CONFIG_TDP_SET_LEVEL, 0,
> > + tdp_level, &resp);
> > + if (ret)
> > + return isst_set_tdp_level_msr(cpu, tdp_level);
> > +
> > + return 0;
> > +}
> > +
> > +int isst_get_pbf_info(int cpu, int level, struct isst_pbf_info *pbf_info)
> > +{
> > + unsigned int req, resp;
> > + int i, ret;
> > +
> > + pbf_info->core_cpumask_size = alloc_cpu_set(&pbf_info->core_cpumask);
> > +
> > + for (i = 0; i < 2; ++i) {
> > + unsigned long long mask;
> > + int count;
> > +
> > + ret = isst_send_mbox_command(cpu, CONFIG_TDP,
> > + CONFIG_TDP_PBF_GET_CORE_MASK_INFO,
> > + 0, (i << 8) | level, &resp);
> > + if (ret)
> > + return ret;
> > +
> > + debug_printf(
> > + "cpu:%d CONFIG_TDP_PBF_GET_CORE_MASK_INFO resp:%x\n",
> > + cpu, resp);
> > +
> > + mask = (unsigned long long)resp << (32 * i);
> > + set_cpu_mask_from_punit_coremask(cpu, mask,
> > + pbf_info->core_cpumask_size,
> > + pbf_info->core_cpumask,
> > + &count);
> > + }
> > +
> > + req = level;
> > + ret = isst_send_mbox_command(cpu, CONFIG_TDP,
> > + CONFIG_TDP_PBF_GET_P1HI_P1LO_INFO, 0, req,
> > + &resp);
> > + if (ret)
> > + return ret;
> > +
> > + debug_printf("cpu:%d CONFIG_TDP_PBF_GET_P1HI_P1LO_INFO resp:%x\n", cpu,
> > + resp);
> > +
> > + pbf_info->p1_low = resp & 0xff;
> > + pbf_info->p1_high = (resp & GENMASK(15, 8)) >> 8;
> > +
> > + req = level;
> > + ret = isst_send_mbox_command(
> > + cpu, CONFIG_TDP, CONFIG_TDP_PBF_GET_TDP_INFO, 0, req, &resp);
> > + if (ret)
> > + return ret;
> > +
> > + debug_printf("cpu:%d CONFIG_TDP_PBF_GET_TDP_INFO resp:%x\n", cpu, resp);
> > +
> > + pbf_info->tdp = resp & 0xffff;
> > +
> > + req = level;
> > + ret = isst_send_mbox_command(
> > + cpu, CONFIG_TDP, CONFIG_TDP_PBF_GET_TJ_MAX_INFO, 0, req, &resp);
> > + if (ret)
> > + return ret;
> > +
> > + debug_printf("cpu:%d CONFIG_TDP_PBF_GET_TJ_MAX_INFO resp:%x\n", cpu,
> > + resp);
> > + pbf_info->t_control = (resp >> 8) & 0xff;
> > + pbf_info->t_prochot = resp & 0xff;
> > +
> > + return 0;
> > +}
> > +
> > +void isst_get_pbf_info_complete(struct isst_pbf_info *pbf_info)
> > +{
> > + free_cpu_set(pbf_info->core_cpumask);
> > +}
> > +
> > +int isst_set_pbf_fact_status(int cpu, int pbf, int enable)
> > +{
> > + struct isst_pkg_ctdp pkg_dev;
> > + struct isst_pkg_ctdp_level_info ctdp_level;
> > + int current_level;
> > + unsigned int req = 0, resp;
> > + int ret;
> > +
> > + ret = isst_get_ctdp_levels(cpu, &pkg_dev);
> > + if (ret)
> > + return ret;
> > +
> > + current_level = pkg_dev.current_level;
> > +
> > + ret = isst_get_ctdp_control(cpu, current_level, &ctdp_level);
> > + if (ret)
> > + return ret;
> > +
> > + if (pbf) {
> > + if (ctdp_level.fact_enabled)
> > + req = BIT(16);
> > +
> > + if (enable)
> > + req |= BIT(17);
> > + else
> > + req &= ~BIT(17);
> > + } else {
> > + if (ctdp_level.pbf_enabled)
> > + req = BIT(17);
> > +
> > + if (enable)
> > + req |= BIT(16);
> > + else
> > + req &= ~BIT(16);
> > + }
> > +
> > + ret = isst_send_mbox_command(cpu, CONFIG_TDP,
> > + CONFIG_TDP_SET_TDP_CONTROL, 0, req, &resp);
> > + if (ret)
> > + return ret;
> > +
> > + debug_printf("cpu:%d CONFIG_TDP_SET_TDP_CONTROL pbf/fact:%d req:%x\n",
> > + cpu, pbf, req);
> > +
> > + return 0;
> > +}
> > +
> > +int isst_get_fact_bucket_info(int cpu, int level,
> > + struct isst_fact_bucket_info *bucket_info)
> > +{
> > + unsigned int resp;
> > + int i, k, ret;
> > +
> > + for (i = 0; i < 2; ++i) {
> > + int j;
> > +
> > + ret = isst_send_mbox_command(
> > + cpu, CONFIG_TDP,
> > + CONFIG_TDP_GET_FACT_HP_TURBO_LIMIT_NUMCORES, 0,
> > + (i << 8) | level, &resp);
> > + if (ret)
> > + return ret;
> > +
> > + debug_printf(
> > + "cpu:%d CONFIG_TDP_GET_FACT_HP_TURBO_LIMIT_NUMCORES index:%d level:%d resp:%x\n",
> > + cpu, i, level, resp);
> > +
> > + for (j = 0; j < 4; ++j) {
> > + bucket_info[j + (i * 4)].high_priority_cores_count =
> > + (resp >> (j * 8)) & 0xff;
> > + }
> > + }
> > +
> > + for (k = 0; k < 3; ++k) {
> > + for (i = 0; i < 2; ++i) {
> > + int j;
> > +
> > + ret = isst_send_mbox_command(
> > + cpu, CONFIG_TDP,
> > + CONFIG_TDP_GET_FACT_HP_TURBO_LIMIT_RATIOS, 0,
> > + (k << 16) | (i << 8) | level, &resp);
> > + if (ret)
> > + return ret;
> > +
> > + debug_printf(
> > + "cpu:%d CONFIG_TDP_GET_FACT_HP_TURBO_LIMIT_RATIOS index:%d level:%d avx:%d resp:%x\n",
> > + cpu, i, level, k, resp);
> > +
> > + for (j = 0; j < 4; ++j) {
> > + switch (k) {
> > + case 0:
> > + bucket_info[j + (i * 4)].sse_trl =
> > + (resp >> (j * 8)) & 0xff;
> > + break;
> > + case 1:
> > + bucket_info[j + (i * 4)].avx_trl =
> > + (resp >> (j * 8)) & 0xff;
> > + break;
> > + case 2:
> > + bucket_info[j + (i * 4)].avx512_trl =
> > + (resp >> (j * 8)) & 0xff;
> > + break;
> > + default:
> > + break;
> > + }
> > + }
> > + }
> > + }
> > +
> > + return 0;
> > +}
> > +
> > +int isst_get_fact_info(int cpu, int level, struct isst_fact_info *fact_info)
> > +{
> > + unsigned int resp;
> > + int ret;
> > +
> > + ret = isst_send_mbox_command(cpu, CONFIG_TDP,
> > + CONFIG_TDP_GET_FACT_LP_CLIPPING_RATIO, 0,
> > + level, &resp);
> > + if (ret)
> > + return ret;
> > +
> > + debug_printf("cpu:%d CONFIG_TDP_GET_FACT_LP_CLIPPING_RATIO resp:%x\n",
> > + cpu, resp);
> > +
> > + fact_info->lp_clipping_ratio_license_sse = resp & 0xff;
> > + fact_info->lp_clipping_ratio_license_avx2 = (resp >> 8) & 0xff;
> > + fact_info->lp_clipping_ratio_license_avx512 = (resp >> 16) & 0xff;
> > +
> > + ret = isst_get_fact_bucket_info(cpu, level, fact_info->bucket_info);
> > +
> > + return ret;
> > +}
> > +
> > +int isst_set_trl(int cpu, unsigned long long trl)
> > +{
> > + int ret;
> > +
> > + if (!trl)
> > + trl = 0xFFFFFFFFFFFFFFFFULL;
> > +
> > + ret = isst_send_msr_command(cpu, 0x1AD, 1, &trl);
> > + if (ret)
> > + return ret;
> > +
> > + return 0;
> > +}
> > +
> > +int isst_set_trl_from_current_tdp(int cpu, unsigned long long trl)
> > +{
> > + unsigned long long msr_trl;
> > + int ret;
> > +
> > + if (trl) {
> > + msr_trl = trl;
> > + } else {
> > + struct isst_pkg_ctdp pkg_dev;
> > + int trl[8];
> > + int i;
> > +
> > + ret = isst_get_ctdp_levels(cpu, &pkg_dev);
> > + if (ret)
> > + return ret;
> > +
> > + ret = isst_get_get_trl(cpu, pkg_dev.current_level, 0, trl);
> > + if (ret)
> > + return ret;
> > +
> > + msr_trl = 0;
> > + for (i = 0; i < 8; ++i) {
> > + unsigned long long _trl = trl[i];
> > +
> > + msr_trl |= (_trl << (i * 8));
> > + }
> > + }
> > + ret = isst_send_msr_command(cpu, 0x1AD, 1, &msr_trl);
> > + if (ret)
> > + return ret;
> > +
> > + return 0;
> > +}
> > +
> > +/* Return 1 if locked */
> > +int isst_get_config_tdp_lock_status(int cpu)
> > +{
> > + unsigned long long tdp_control = 0;
> > + int ret;
> > +
> > + ret = isst_send_msr_command(cpu, 0x64b, 0, &tdp_control);
> > + if (ret)
> > + return ret;
> > +
> > + ret = !!(tdp_control & BIT(31));
> > +
> > + return ret;
> > +}
> > +
> > +void isst_get_process_ctdp_complete(int cpu, struct isst_pkg_ctdp *pkg_dev)
> > +{
> > + int i;
> > +
> > + if (!pkg_dev->processed)
> > + return;
> > +
> > + for (i = 0; i < pkg_dev->levels; ++i) {
> > + struct isst_pkg_ctdp_level_info *ctdp_level;
> > +
> > + ctdp_level = &pkg_dev->ctdp_level[i];
> > + if (ctdp_level->pbf_support)
> > + free_cpu_set(ctdp_level->pbf_info.core_cpumask);
> > + free_cpu_set(ctdp_level->core_cpumask);
> > + }
> > +}
> > +
> > +int isst_get_process_ctdp(int cpu, int tdp_level, struct isst_pkg_ctdp *pkg_dev)
> > +{
> > + int i, ret;
> > +
> > + if (pkg_dev->processed)
> > + return 0;
> > +
> > + ret = isst_get_ctdp_levels(cpu, pkg_dev);
> > + if (ret)
> > + return ret;
> > +
> > + debug_printf("cpu: %d ctdp enable:%d current level: %d levels:%d\n",
> > + cpu, pkg_dev->enabled, pkg_dev->current_level,
> > + pkg_dev->levels);
> > +
> > + for (i = 0; i <= pkg_dev->levels; ++i) {
> > + struct isst_pkg_ctdp_level_info *ctdp_level;
> > +
> > + if (tdp_level != 0xff && i != tdp_level)
> > + continue;
> > +
> > + debug_printf("cpu:%d Get Information for TDP level:%d\n", cpu,
> > + i);
> > + ctdp_level = &pkg_dev->ctdp_level[i];
> > +
> > + ctdp_level->processed = 1;
> > + ctdp_level->level = i;
> > + ctdp_level->control_cpu = cpu;
> > + ctdp_level->pkg_id = get_physical_package_id(cpu);
> > + ctdp_level->die_id = get_physical_die_id(cpu);
> > +
> > + ret = isst_get_ctdp_control(cpu, i, ctdp_level);
> > + if (ret)
> > + return ret;
> > +
> > + ret = isst_get_tdp_info(cpu, i, ctdp_level);
> > + if (ret)
> > + return ret;
> > +
> > + ret = isst_get_pwr_info(cpu, i, ctdp_level);
> > + if (ret)
> > + return ret;
> > +
> > + ret = isst_get_tjmax_info(cpu, i, ctdp_level);
> > + if (ret)
> > + return ret;
> > +
> > + ctdp_level->core_cpumask_size =
> > + alloc_cpu_set(&ctdp_level->core_cpumask);
> > + ret = isst_get_coremask_info(cpu, i, ctdp_level);
> > + if (ret)
> > + return ret;
> > +
> > + ret = isst_get_get_trl(cpu, i, 0,
> > + ctdp_level->trl_sse_active_cores);
> > + if (ret)
> > + return ret;
> > +
> > + ret = isst_get_get_trl(cpu, i, 1,
> > + ctdp_level->trl_avx_active_cores);
> > + if (ret)
> > + return ret;
> > +
> > + ret = isst_get_get_trl(cpu, i, 2,
> > + ctdp_level->trl_avx_512_active_cores);
> > + if (ret)
> > + return ret;
> > +
> > + if (ctdp_level->pbf_support) {
> > + ret = isst_get_pbf_info(cpu, i, &ctdp_level->pbf_info);
> > + if (!ret)
> > + ctdp_level->pbf_found = 1;
> > + }
> > +
> > + if (ctdp_level->fact_support) {
> > + ret = isst_get_fact_info(cpu, i,
> > + &ctdp_level->fact_info);
> > + if (ret)
> > + return ret;
> > + }
> > + }
> > +
> > + pkg_dev->processed = 1;
> > +
> > + return 0;
> > +}
> > +
> > +int isst_pm_qos_config(int cpu, int enable_clos, int priority_type)
> > +{
> > + unsigned int req, resp;
> > + int ret;
> > +
> > + ret = isst_send_mbox_command(cpu, CONFIG_CLOS, CLOS_PM_QOS_CONFIG, 0, 0,
> > + &resp);
> > + if (ret)
> > + return ret;
> > +
> > + debug_printf("cpu:%d CLOS_PM_QOS_CONFIG resp:%x\n", cpu, resp);
> > +
> > + req = resp;
> > +
> > + if (enable_clos)
> > + req = req | BIT(1);
> > + else
> > + req = req & ~BIT(1);
> > +
> > + if (priority_type)
> > + req = req | BIT(2);
> > + else
> > + req = req & ~BIT(2);
> > +
> > + ret = isst_send_mbox_command(cpu, CONFIG_CLOS, CLOS_PM_QOS_CONFIG,
> > + BIT(MBOX_CMD_WRITE_BIT), req, &resp);
> > + if (ret)
> > + return ret;
> > +
> > + debug_printf("cpu:%d CLOS_PM_QOS_CONFIG priority type:%d req:%x\n", cpu,
> > + priority_type, req);
> > +
> > + return 0;
> > +}
> > +
> > +int isst_pm_get_clos(int cpu, int clos, struct isst_clos_config *clos_config)
> > +{
> > + unsigned int resp;
> > + int ret;
> > +
> > + ret = isst_send_mbox_command(cpu, CONFIG_CLOS, CLOS_PM_CLOS, clos, 0,
> > + &resp);
> > + if (ret)
> > + return ret;
> > +
> > + clos_config->pkg_id = get_physical_package_id(cpu);
> > + clos_config->die_id = get_physical_die_id(cpu);
> > +
> > + clos_config->epp = resp & 0x0f;
> > + clos_config->clos_prop_prio = (resp >> 4) & 0x0f;
> > + clos_config->clos_min = (resp >> 8) & 0xff;
> > + clos_config->clos_max = (resp >> 16) & 0xff;
> > + clos_config->clos_desired = (resp >> 24) & 0xff;
> > +
> > + return 0;
> > +}
> > +
> > +int isst_set_clos(int cpu, int clos, struct isst_clos_config *clos_config)
> > +{
> > + unsigned int req, resp;
> > + unsigned int param;
> > + int ret;
> > +
> > + req = clos_config->epp & 0x0f;
> > + req |= (clos_config->clos_prop_prio & 0x0f) << 4;
> > + req |= (clos_config->clos_min & 0xff) << 8;
> > + req |= (clos_config->clos_max & 0xff) << 16;
> > + req |= (clos_config->clos_desired & 0xff) << 24;
> > +
> > + param = BIT(MBOX_CMD_WRITE_BIT) | clos;
> > +
> > + ret = isst_send_mbox_command(cpu, CONFIG_CLOS, CLOS_PM_CLOS, param, req,
> > + &resp);
> > + if (ret)
> > + return ret;
> > +
> > + debug_printf("cpu:%d CLOS_PM_CLOS param:%x req:%x\n", cpu, param, req);
> > +
> > + return 0;
> > +}
> > +
> > +int isst_clos_get_assoc_status(int cpu, int *clos_id)
> > +{
> > + unsigned int resp;
> > + unsigned int param;
> > + int core_id, ret;
> > +
> > + core_id = find_phy_core_num(cpu);
> > + param = core_id;
> > +
> > + ret = isst_send_mbox_command(cpu, CONFIG_CLOS, CLOS_PQR_ASSOC, param, 0,
> > + &resp);
> > + if (ret)
> > + return ret;
> > +
> > + debug_printf("cpu:%d CLOS_PQR_ASSOC param:%x resp:%x\n", cpu, param,
> > + resp);
> > + *clos_id = (resp >> 16) & 0x03;
> > +
> > + return 0;
> > +}
> > +
> > +int isst_clos_associate(int cpu, int clos_id)
> > +{
> > + unsigned int req, resp;
> > + unsigned int param;
> > + int core_id, ret;
> > +
> > + req = (clos_id & 0x03) << 16;
> > + core_id = find_phy_core_num(cpu);
> > + param = BIT(MBOX_CMD_WRITE_BIT) | core_id;
> > +
> > + ret = isst_send_mbox_command(cpu, CONFIG_CLOS, CLOS_PQR_ASSOC, param,
> > + req, &resp);
> > + if (ret)
> > + return ret;
> > +
> > + debug_printf("cpu:%d CLOS_PQR_ASSOC param:%x req:%x\n", cpu, param,
> > + req);
> > +
> > + return 0;
> > +}
> > diff --git a/tools/power/x86/intel_speed_select/isst_display.c b/tools/power/x86/intel_speed_select/isst_display.c
> > new file mode 100644
> > index 000000000000..f368b8323742
> > --- /dev/null
> > +++ b/tools/power/x86/intel_speed_select/isst_display.c
> > @@ -0,0 +1,479 @@
> > +// 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);
> > +}
> > --
> > 2.17.2
> >
>
>
> --
> With Best Regards,
> Andy Shevchenko

--
Len Brown, Intel Open Source Technology Center

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