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 struct isst_clos_config {
76 unsigned char clos_prop_prio;
77 unsigned char clos_min;
78 unsigned char clos_max;
79 unsigned char clos_desired;
82 struct isst_fact_bucket_info {
83 int high_priority_cores_count;
89 struct isst_pbf_info {
92 size_t core_cpumask_size;
93 cpu_set_t *core_cpumask;
101 #define ISST_TRL_MAX_ACTIVE_CORES 8
102 #define ISST_FACT_MAX_BUCKETS 8
103 struct isst_fact_info {
104 int lp_clipping_ratio_license_sse;
105 int lp_clipping_ratio_license_avx2;
106 int lp_clipping_ratio_license_avx512;
107 struct isst_fact_bucket_info bucket_info[ISST_FACT_MAX_BUCKETS];
110 struct isst_pkg_ctdp_level_info {
134 size_t core_cpumask_size;
135 cpu_set_t *core_cpumask;
137 unsigned long long buckets_info;
138 int trl_sse_active_cores[ISST_TRL_MAX_ACTIVE_CORES];
139 int trl_avx_active_cores[ISST_TRL_MAX_ACTIVE_CORES];
140 int trl_avx_512_active_cores[ISST_TRL_MAX_ACTIVE_CORES];
141 int kobj_bucket_index;
147 struct isst_pbf_info pbf_info;
148 struct isst_fact_info fact_info;
151 #define ISST_MAX_TDP_LEVELS (4 + 1) /* +1 for base config */
152 struct isst_pkg_ctdp {
159 struct isst_pkg_ctdp_level_info ctdp_level[ISST_MAX_TDP_LEVELS];
162 extern int get_topo_max_cpus(void);
163 extern int get_cpu_count(int pkg_id, int die_id);
165 /* Common interfaces */
166 extern void debug_printf(const char *format, ...);
167 extern int out_format_is_json(void);
168 extern int get_physical_package_id(int cpu);
169 extern int get_physical_die_id(int cpu);
170 extern size_t alloc_cpu_set(cpu_set_t **cpu_set);
171 extern void free_cpu_set(cpu_set_t *cpu_set);
172 extern int find_logical_cpu(int pkg_id, int die_id, int phy_cpu);
173 extern int find_phy_cpu_num(int logical_cpu);
174 extern int find_phy_core_num(int logical_cpu);
175 extern void set_cpu_mask_from_punit_coremask(int cpu,
176 unsigned long long core_mask,
177 size_t core_cpumask_size,
178 cpu_set_t *core_cpumask,
181 extern int isst_send_mbox_command(unsigned int cpu, unsigned char command,
182 unsigned char sub_command,
184 unsigned int req_data, unsigned int *resp);
186 extern int isst_send_msr_command(unsigned int cpu, unsigned int command,
187 int write, unsigned long long *req_resp);
189 extern int isst_get_ctdp_levels(int cpu, struct isst_pkg_ctdp *pkg_dev);
190 extern int isst_get_process_ctdp(int cpu, int tdp_level,
191 struct isst_pkg_ctdp *pkg_dev);
192 extern void isst_get_process_ctdp_complete(int cpu,
193 struct isst_pkg_ctdp *pkg_dev);
194 extern void isst_ctdp_display_information(int cpu, FILE *outf, int tdp_level,
195 struct isst_pkg_ctdp *pkg_dev);
196 extern void isst_ctdp_display_information_start(FILE *outf);
197 extern void isst_ctdp_display_information_end(FILE *outf);
198 extern void isst_pbf_display_information(int cpu, FILE *outf, int level,
199 struct isst_pbf_info *info);
200 extern int isst_set_tdp_level(int cpu, int tdp_level);
201 extern int isst_set_tdp_level_msr(int cpu, int tdp_level);
202 extern int isst_set_pbf_fact_status(int cpu, int pbf, int enable);
203 extern int isst_get_pbf_info(int cpu, int level,
204 struct isst_pbf_info *pbf_info);
205 extern void isst_get_pbf_info_complete(struct isst_pbf_info *pbf_info);
206 extern int isst_get_fact_info(int cpu, int level,
207 struct isst_fact_info *fact_info);
208 extern int isst_get_fact_bucket_info(int cpu, int level,
209 struct isst_fact_bucket_info *bucket_info);
210 extern void isst_fact_display_information(int cpu, FILE *outf, int level,
211 int fact_bucket, int fact_avx,
212 struct isst_fact_info *fact_info);
213 extern int isst_set_trl(int cpu, unsigned long long trl);
214 extern int isst_set_trl_from_current_tdp(int cpu, unsigned long long trl);
215 extern int isst_get_config_tdp_lock_status(int cpu);
217 extern int isst_pm_qos_config(int cpu, int enable_clos, int priority_type);
218 extern int isst_pm_get_clos(int cpu, int clos,
219 struct isst_clos_config *clos_config);
220 extern int isst_set_clos(int cpu, int clos,
221 struct isst_clos_config *clos_config);
222 extern int isst_clos_associate(int cpu, int clos);
223 extern int isst_clos_get_assoc_status(int cpu, int *clos_id);
224 extern void isst_clos_display_information(int cpu, FILE *outf, int clos,
225 struct isst_clos_config *clos_config);
227 extern int isst_read_reg(unsigned short reg, unsigned int *val);
228 extern int isst_write_reg(int reg, unsigned int val);
230 extern void isst_display_result(int cpu, FILE *outf, char *feature, char *cmd,