1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0-only */ 2*4882a593Smuzhiyun /* 3*4882a593Smuzhiyun * Intel SOC Telemetry Driver Header File 4*4882a593Smuzhiyun * Copyright (C) 2015, Intel Corporation. 5*4882a593Smuzhiyun * All Rights Reserved. 6*4882a593Smuzhiyun */ 7*4882a593Smuzhiyun #ifndef INTEL_TELEMETRY_H 8*4882a593Smuzhiyun #define INTEL_TELEMETRY_H 9*4882a593Smuzhiyun 10*4882a593Smuzhiyun #define TELEM_MAX_EVENTS_SRAM 28 11*4882a593Smuzhiyun #define TELEM_MAX_OS_ALLOCATED_EVENTS 20 12*4882a593Smuzhiyun 13*4882a593Smuzhiyun #include <asm/intel_scu_ipc.h> 14*4882a593Smuzhiyun 15*4882a593Smuzhiyun enum telemetry_unit { 16*4882a593Smuzhiyun TELEM_PSS = 0, 17*4882a593Smuzhiyun TELEM_IOSS, 18*4882a593Smuzhiyun TELEM_UNIT_NONE 19*4882a593Smuzhiyun }; 20*4882a593Smuzhiyun 21*4882a593Smuzhiyun struct telemetry_evtlog { 22*4882a593Smuzhiyun u32 telem_evtid; 23*4882a593Smuzhiyun u64 telem_evtlog; 24*4882a593Smuzhiyun }; 25*4882a593Smuzhiyun 26*4882a593Smuzhiyun struct telemetry_evtconfig { 27*4882a593Smuzhiyun /* Array of Event-IDs to Enable */ 28*4882a593Smuzhiyun u32 *evtmap; 29*4882a593Smuzhiyun 30*4882a593Smuzhiyun /* Number of Events (<29) in evtmap */ 31*4882a593Smuzhiyun u8 num_evts; 32*4882a593Smuzhiyun 33*4882a593Smuzhiyun /* Sampling period */ 34*4882a593Smuzhiyun u8 period; 35*4882a593Smuzhiyun }; 36*4882a593Smuzhiyun 37*4882a593Smuzhiyun struct telemetry_evtmap { 38*4882a593Smuzhiyun const char *name; 39*4882a593Smuzhiyun u32 evt_id; 40*4882a593Smuzhiyun }; 41*4882a593Smuzhiyun 42*4882a593Smuzhiyun struct telemetry_unit_config { 43*4882a593Smuzhiyun struct telemetry_evtmap *telem_evts; 44*4882a593Smuzhiyun void __iomem *regmap; 45*4882a593Smuzhiyun u8 ssram_evts_used; 46*4882a593Smuzhiyun u8 curr_period; 47*4882a593Smuzhiyun u8 max_period; 48*4882a593Smuzhiyun u8 min_period; 49*4882a593Smuzhiyun }; 50*4882a593Smuzhiyun 51*4882a593Smuzhiyun struct telemetry_plt_config { 52*4882a593Smuzhiyun struct telemetry_unit_config pss_config; 53*4882a593Smuzhiyun struct telemetry_unit_config ioss_config; 54*4882a593Smuzhiyun struct mutex telem_trace_lock; 55*4882a593Smuzhiyun struct mutex telem_lock; 56*4882a593Smuzhiyun struct intel_pmc_dev *pmc; 57*4882a593Smuzhiyun struct intel_scu_ipc_dev *scu; 58*4882a593Smuzhiyun bool telem_in_use; 59*4882a593Smuzhiyun }; 60*4882a593Smuzhiyun 61*4882a593Smuzhiyun struct telemetry_core_ops { 62*4882a593Smuzhiyun int (*get_sampling_period)(u8 *pss_min_period, u8 *pss_max_period, 63*4882a593Smuzhiyun u8 *ioss_min_period, u8 *ioss_max_period); 64*4882a593Smuzhiyun 65*4882a593Smuzhiyun int (*get_eventconfig)(struct telemetry_evtconfig *pss_evtconfig, 66*4882a593Smuzhiyun struct telemetry_evtconfig *ioss_evtconfig, 67*4882a593Smuzhiyun int pss_len, int ioss_len); 68*4882a593Smuzhiyun 69*4882a593Smuzhiyun int (*update_events)(struct telemetry_evtconfig pss_evtconfig, 70*4882a593Smuzhiyun struct telemetry_evtconfig ioss_evtconfig); 71*4882a593Smuzhiyun 72*4882a593Smuzhiyun int (*set_sampling_period)(u8 pss_period, u8 ioss_period); 73*4882a593Smuzhiyun 74*4882a593Smuzhiyun int (*get_trace_verbosity)(enum telemetry_unit telem_unit, 75*4882a593Smuzhiyun u32 *verbosity); 76*4882a593Smuzhiyun 77*4882a593Smuzhiyun int (*set_trace_verbosity)(enum telemetry_unit telem_unit, 78*4882a593Smuzhiyun u32 verbosity); 79*4882a593Smuzhiyun 80*4882a593Smuzhiyun int (*raw_read_eventlog)(enum telemetry_unit telem_unit, 81*4882a593Smuzhiyun struct telemetry_evtlog *evtlog, 82*4882a593Smuzhiyun int len, int log_all_evts); 83*4882a593Smuzhiyun 84*4882a593Smuzhiyun int (*read_eventlog)(enum telemetry_unit telem_unit, 85*4882a593Smuzhiyun struct telemetry_evtlog *evtlog, 86*4882a593Smuzhiyun int len, int log_all_evts); 87*4882a593Smuzhiyun 88*4882a593Smuzhiyun int (*add_events)(u8 num_pss_evts, u8 num_ioss_evts, 89*4882a593Smuzhiyun u32 *pss_evtmap, u32 *ioss_evtmap); 90*4882a593Smuzhiyun 91*4882a593Smuzhiyun int (*reset_events)(void); 92*4882a593Smuzhiyun }; 93*4882a593Smuzhiyun 94*4882a593Smuzhiyun int telemetry_set_pltdata(const struct telemetry_core_ops *ops, 95*4882a593Smuzhiyun struct telemetry_plt_config *pltconfig); 96*4882a593Smuzhiyun 97*4882a593Smuzhiyun int telemetry_clear_pltdata(void); 98*4882a593Smuzhiyun 99*4882a593Smuzhiyun struct telemetry_plt_config *telemetry_get_pltdata(void); 100*4882a593Smuzhiyun 101*4882a593Smuzhiyun int telemetry_get_evtname(enum telemetry_unit telem_unit, 102*4882a593Smuzhiyun const char **name, int len); 103*4882a593Smuzhiyun 104*4882a593Smuzhiyun int telemetry_update_events(struct telemetry_evtconfig pss_evtconfig, 105*4882a593Smuzhiyun struct telemetry_evtconfig ioss_evtconfig); 106*4882a593Smuzhiyun 107*4882a593Smuzhiyun int telemetry_add_events(u8 num_pss_evts, u8 num_ioss_evts, 108*4882a593Smuzhiyun u32 *pss_evtmap, u32 *ioss_evtmap); 109*4882a593Smuzhiyun 110*4882a593Smuzhiyun int telemetry_reset_events(void); 111*4882a593Smuzhiyun 112*4882a593Smuzhiyun int telemetry_get_eventconfig(struct telemetry_evtconfig *pss_config, 113*4882a593Smuzhiyun struct telemetry_evtconfig *ioss_config, 114*4882a593Smuzhiyun int pss_len, int ioss_len); 115*4882a593Smuzhiyun 116*4882a593Smuzhiyun int telemetry_read_events(enum telemetry_unit telem_unit, 117*4882a593Smuzhiyun struct telemetry_evtlog *evtlog, int len); 118*4882a593Smuzhiyun 119*4882a593Smuzhiyun int telemetry_raw_read_events(enum telemetry_unit telem_unit, 120*4882a593Smuzhiyun struct telemetry_evtlog *evtlog, int len); 121*4882a593Smuzhiyun 122*4882a593Smuzhiyun int telemetry_read_eventlog(enum telemetry_unit telem_unit, 123*4882a593Smuzhiyun struct telemetry_evtlog *evtlog, int len); 124*4882a593Smuzhiyun 125*4882a593Smuzhiyun int telemetry_raw_read_eventlog(enum telemetry_unit telem_unit, 126*4882a593Smuzhiyun struct telemetry_evtlog *evtlog, int len); 127*4882a593Smuzhiyun 128*4882a593Smuzhiyun int telemetry_get_sampling_period(u8 *pss_min_period, u8 *pss_max_period, 129*4882a593Smuzhiyun u8 *ioss_min_period, u8 *ioss_max_period); 130*4882a593Smuzhiyun 131*4882a593Smuzhiyun int telemetry_set_sampling_period(u8 pss_period, u8 ioss_period); 132*4882a593Smuzhiyun 133*4882a593Smuzhiyun int telemetry_set_trace_verbosity(enum telemetry_unit telem_unit, 134*4882a593Smuzhiyun u32 verbosity); 135*4882a593Smuzhiyun 136*4882a593Smuzhiyun int telemetry_get_trace_verbosity(enum telemetry_unit telem_unit, 137*4882a593Smuzhiyun u32 *verbosity); 138*4882a593Smuzhiyun 139*4882a593Smuzhiyun #endif /* INTEL_TELEMETRY_H */ 140