1 /* SPDX-License-Identifier: GPL-2.0 */
3 * Intel Speed Select -- Enumerate and control features
4 * Copyright (c) 2019 Intel Corporation.
12 #include <sys/types.h>
15 #include <sys/resource.h>
29 #include <sys/ioctl.h>
31 #define BIT(x) (1 << (x))
32 #define GENMASK(h, l) (((~0UL) << (l)) & (~0UL >> (sizeof(long) * 8 - 1 - (h))))
33 #define GENMASK_ULL(h, l) \
34 (((~0ULL) << (l)) & (~0ULL >> (sizeof(long long) * 8 - 1 - (h))))
36 #define CONFIG_TDP 0x7f
37 #define CONFIG_TDP_GET_LEVELS_INFO 0x00
38 #define CONFIG_TDP_GET_TDP_CONTROL 0x01
39 #define CONFIG_TDP_SET_TDP_CONTROL 0x02
40 #define CONFIG_TDP_GET_TDP_INFO 0x03
41 #define CONFIG_TDP_GET_PWR_INFO 0x04
42 #define CONFIG_TDP_GET_TJMAX_INFO 0x05
43 #define CONFIG_TDP_GET_CORE_MASK 0x06
44 #define CONFIG_TDP_GET_TURBO_LIMIT_RATIOS 0x07
45 #define CONFIG_TDP_SET_LEVEL 0x08
46 #define CONFIG_TDP_GET_UNCORE_P0_P1_INFO 0X09
47 #define CONFIG_TDP_GET_P1_INFO 0x0a
48 #define CONFIG_TDP_GET_MEM_FREQ 0x0b
50 #define CONFIG_TDP_GET_FACT_HP_TURBO_LIMIT_NUMCORES 0x10
51 #define CONFIG_TDP_GET_FACT_HP_TURBO_LIMIT_RATIOS 0x11
52 #define CONFIG_TDP_GET_FACT_LP_CLIPPING_RATIO 0x12
54 #define CONFIG_TDP_PBF_GET_CORE_MASK_INFO 0x20
55 #define CONFIG_TDP_PBF_GET_P1HI_P1LO_INFO 0x21
56 #define CONFIG_TDP_PBF_GET_TJ_MAX_INFO 0x22
57 #define CONFIG_TDP_PBF_GET_TDP_INFO 0X23
59 #define CONFIG_CLOS 0xd0
60 #define CLOS_PQR_ASSOC 0x00
61 #define CLOS_PM_CLOS 0x01
62 #define CLOS_PM_QOS_CONFIG 0x02
63 #define CLOS_STATUS 0x03
65 #define MBOX_CMD_WRITE_BIT 0x08
67 #define PM_QOS_INFO_OFFSET 0x00
68 #define PM_QOS_CONFIG_OFFSET 0x04
69 #define PM_CLOS_OFFSET 0x08
70 #define PQR_ASSOC_OFFSET 0x20
72 #define READ_PM_CONFIG 0x94
73 #define WRITE_PM_CONFIG 0x95
74 #define PM_FEATURE 0x03
76 #define DISP_FREQ_MULTIPLIER 100
78 struct isst_clos_config {
82 unsigned char clos_prop_prio;
83 unsigned char clos_min;
84 unsigned char clos_max;
85 unsigned char clos_desired;
88 struct isst_fact_bucket_info {
89 int high_priority_cores_count;
95 struct isst_pbf_info {
98 size_t core_cpumask_size;
99 cpu_set_t *core_cpumask;
107 #define ISST_TRL_MAX_ACTIVE_CORES 8
108 #define ISST_FACT_MAX_BUCKETS 8
109 struct isst_fact_info {
110 int lp_clipping_ratio_license_sse;
111 int lp_clipping_ratio_license_avx2;
112 int lp_clipping_ratio_license_avx512;
113 struct isst_fact_bucket_info bucket_info[ISST_FACT_MAX_BUCKETS];
116 struct isst_pkg_ctdp_level_info {
142 size_t core_cpumask_size;
143 cpu_set_t *core_cpumask;
145 unsigned long long buckets_info;
146 int trl_sse_active_cores[ISST_TRL_MAX_ACTIVE_CORES];
147 int trl_avx_active_cores[ISST_TRL_MAX_ACTIVE_CORES];
148 int trl_avx_512_active_cores[ISST_TRL_MAX_ACTIVE_CORES];
149 int kobj_bucket_index;
155 struct isst_pbf_info pbf_info;
156 struct isst_fact_info fact_info;
159 #define ISST_MAX_TDP_LEVELS (4 + 1) /* +1 for base config */
160 struct isst_pkg_ctdp {
167 struct isst_pkg_ctdp_level_info ctdp_level[ISST_MAX_TDP_LEVELS];
170 extern int get_topo_max_cpus(void);
171 extern int get_cpu_count(int pkg_id, int die_id);
172 extern int get_core_count(int pkg_id, int die_id);
174 /* Common interfaces */
175 extern void debug_printf(const char *format, ...);
176 extern int out_format_is_json(void);
177 extern int get_physical_package_id(int cpu);
178 extern int get_physical_die_id(int cpu);
179 extern size_t alloc_cpu_set(cpu_set_t **cpu_set);
180 extern void free_cpu_set(cpu_set_t *cpu_set);
181 extern int find_logical_cpu(int pkg_id, int die_id, int phy_cpu);
182 extern int find_phy_cpu_num(int logical_cpu);
183 extern int find_phy_core_num(int logical_cpu);
184 extern void set_cpu_mask_from_punit_coremask(int cpu,
185 unsigned long long core_mask,
186 size_t core_cpumask_size,
187 cpu_set_t *core_cpumask,
190 extern int isst_send_mbox_command(unsigned int cpu, unsigned char command,
191 unsigned char sub_command,
193 unsigned int req_data, unsigned int *resp);
195 extern int isst_send_msr_command(unsigned int cpu, unsigned int command,
196 int write, unsigned long long *req_resp);
198 extern int isst_get_ctdp_levels(int cpu, struct isst_pkg_ctdp *pkg_dev);
199 extern int isst_get_coremask_info(int cpu, int config_index,
200 struct isst_pkg_ctdp_level_info *ctdp_level);
201 extern int isst_get_process_ctdp(int cpu, int tdp_level,
202 struct isst_pkg_ctdp *pkg_dev);
203 extern void isst_get_process_ctdp_complete(int cpu,
204 struct isst_pkg_ctdp *pkg_dev);
205 extern void isst_ctdp_display_information(int cpu, FILE *outf, int tdp_level,
206 struct isst_pkg_ctdp *pkg_dev);
207 extern void isst_ctdp_display_core_info(int cpu, FILE *outf, char *prefix,
209 extern void isst_ctdp_display_information_start(FILE *outf);
210 extern void isst_ctdp_display_information_end(FILE *outf);
211 extern void isst_pbf_display_information(int cpu, FILE *outf, int level,
212 struct isst_pbf_info *info);
213 extern int isst_set_tdp_level(int cpu, int tdp_level);
214 extern int isst_set_tdp_level_msr(int cpu, int tdp_level);
215 extern int isst_set_pbf_fact_status(int cpu, int pbf, int enable);
216 extern int isst_get_pbf_info(int cpu, int level,
217 struct isst_pbf_info *pbf_info);
218 extern void isst_get_pbf_info_complete(struct isst_pbf_info *pbf_info);
219 extern int isst_get_fact_info(int cpu, int level,
220 struct isst_fact_info *fact_info);
221 extern int isst_get_fact_bucket_info(int cpu, int level,
222 struct isst_fact_bucket_info *bucket_info);
223 extern void isst_fact_display_information(int cpu, FILE *outf, int level,
224 int fact_bucket, int fact_avx,
225 struct isst_fact_info *fact_info);
226 extern int isst_set_trl(int cpu, unsigned long long trl);
227 extern int isst_set_trl_from_current_tdp(int cpu, unsigned long long trl);
228 extern int isst_get_config_tdp_lock_status(int cpu);
230 extern int isst_pm_qos_config(int cpu, int enable_clos, int priority_type);
231 extern int isst_pm_get_clos(int cpu, int clos,
232 struct isst_clos_config *clos_config);
233 extern int isst_set_clos(int cpu, int clos,
234 struct isst_clos_config *clos_config);
235 extern int isst_clos_associate(int cpu, int clos);
236 extern int isst_clos_get_assoc_status(int cpu, int *clos_id);
237 extern void isst_clos_display_information(int cpu, FILE *outf, int clos,
238 struct isst_clos_config *clos_config);
239 extern void isst_clos_display_assoc_information(int cpu, FILE *outf, int clos);
240 extern int isst_read_reg(unsigned short reg, unsigned int *val);
241 extern int isst_write_reg(int reg, unsigned int val);
243 extern void isst_display_result(int cpu, FILE *outf, char *feature, char *cmd,
246 extern int isst_clos_get_clos_information(int cpu, int *enable, int *type);
247 extern void isst_clos_display_clos_information(int cpu, FILE *outf,
248 int clos_enable, int type);
249 extern int is_clx_n_platform(void);
250 extern int get_cpufreq_base_freq(int cpu);