1 /* SPDX-License-Identifier: GPL-2.0-only */
3 * SCMI Message Protocol driver header
5 * Copyright (C) 2018 ARM Ltd.
8 #ifndef _LINUX_SCMI_PROTOCOL_H
9 #define _LINUX_SCMI_PROTOCOL_H
11 #include <linux/bitfield.h>
12 #include <linux/device.h>
13 #include <linux/notifier.h>
14 #include <linux/types.h>
16 #define SCMI_MAX_STR_SIZE 16
17 #define SCMI_MAX_NUM_RATES 16
20 * struct scmi_revision_info - version information structure
22 * @major_ver: Major ABI version. Change here implies risk of backward
23 * compatibility break.
24 * @minor_ver: Minor ABI version. Change here implies new feature addition,
25 * or compatible change in ABI.
26 * @num_protocols: Number of protocols that are implemented, excluding the
28 * @num_agents: Number of agents in the system.
29 * @impl_ver: A vendor-specific implementation version.
30 * @vendor_id: A vendor identifier(Null terminated ASCII string)
31 * @sub_vendor_id: A sub-vendor identifier(Null terminated ASCII string)
33 struct scmi_revision_info {
39 char vendor_id[SCMI_MAX_STR_SIZE];
40 char sub_vendor_id[SCMI_MAX_STR_SIZE];
43 struct scmi_clock_info {
44 char name[SCMI_MAX_STR_SIZE];
49 u64 rates[SCMI_MAX_NUM_RATES];
62 * struct scmi_clk_ops - represents the various operations provided
63 * by SCMI Clock Protocol
65 * @count_get: get the count of clocks provided by SCMI
66 * @info_get: get the information of the specified clock
67 * @rate_get: request the current clock rate of a clock
68 * @rate_set: set the clock rate of a clock
69 * @enable: enables the specified clock
70 * @disable: disables the specified clock
73 int (*count_get)(const struct scmi_handle *handle);
75 const struct scmi_clock_info *(*info_get)
76 (const struct scmi_handle *handle, u32 clk_id);
77 int (*rate_get)(const struct scmi_handle *handle, u32 clk_id,
79 int (*rate_set)(const struct scmi_handle *handle, u32 clk_id,
81 int (*enable)(const struct scmi_handle *handle, u32 clk_id);
82 int (*disable)(const struct scmi_handle *handle, u32 clk_id);
86 * struct scmi_perf_ops - represents the various operations provided
87 * by SCMI Performance Protocol
89 * @limits_set: sets limits on the performance level of a domain
90 * @limits_get: gets limits on the performance level of a domain
91 * @level_set: sets the performance level of a domain
92 * @level_get: gets the performance level of a domain
93 * @device_domain_id: gets the scmi domain id for a given device
94 * @transition_latency_get: gets the DVFS transition latency for a given device
95 * @device_opps_add: adds all the OPPs for a given device
96 * @freq_set: sets the frequency for a given device using sustained frequency
97 * to sustained performance level mapping
98 * @freq_get: gets the frequency for a given device using sustained frequency
99 * to sustained performance level mapping
100 * @est_power_get: gets the estimated power cost for a given performance domain
101 * at a given frequency
103 struct scmi_perf_ops {
104 int (*limits_set)(const struct scmi_handle *handle, u32 domain,
105 u32 max_perf, u32 min_perf);
106 int (*limits_get)(const struct scmi_handle *handle, u32 domain,
107 u32 *max_perf, u32 *min_perf);
108 int (*level_set)(const struct scmi_handle *handle, u32 domain,
109 u32 level, bool poll);
110 int (*level_get)(const struct scmi_handle *handle, u32 domain,
111 u32 *level, bool poll);
112 int (*device_domain_id)(struct device *dev);
113 int (*transition_latency_get)(const struct scmi_handle *handle,
115 int (*device_opps_add)(const struct scmi_handle *handle,
117 int (*freq_set)(const struct scmi_handle *handle, u32 domain,
118 unsigned long rate, bool poll);
119 int (*freq_get)(const struct scmi_handle *handle, u32 domain,
120 unsigned long *rate, bool poll);
121 int (*est_power_get)(const struct scmi_handle *handle, u32 domain,
122 unsigned long *rate, unsigned long *power);
123 bool (*fast_switch_possible)(const struct scmi_handle *handle,
125 bool (*power_scale_mw_get)(const struct scmi_handle *handle);
129 * struct scmi_power_ops - represents the various operations provided
130 * by SCMI Power Protocol
132 * @num_domains_get: get the count of power domains provided by SCMI
133 * @name_get: gets the name of a power domain
134 * @state_set: sets the power state of a power domain
135 * @state_get: gets the power state of a power domain
137 struct scmi_power_ops {
138 int (*num_domains_get)(const struct scmi_handle *handle);
139 char *(*name_get)(const struct scmi_handle *handle, u32 domain);
140 #define SCMI_POWER_STATE_TYPE_SHIFT 30
141 #define SCMI_POWER_STATE_ID_MASK (BIT(28) - 1)
142 #define SCMI_POWER_STATE_PARAM(type, id) \
143 ((((type) & BIT(0)) << SCMI_POWER_STATE_TYPE_SHIFT) | \
144 ((id) & SCMI_POWER_STATE_ID_MASK))
145 #define SCMI_POWER_STATE_GENERIC_ON SCMI_POWER_STATE_PARAM(0, 0)
146 #define SCMI_POWER_STATE_GENERIC_OFF SCMI_POWER_STATE_PARAM(1, 0)
147 int (*state_set)(const struct scmi_handle *handle, u32 domain,
149 int (*state_get)(const struct scmi_handle *handle, u32 domain,
154 * scmi_sensor_reading - represent a timestamped read
156 * Used by @reading_get_timestamped method.
158 * @value: The signed value sensor read.
159 * @timestamp: An unsigned timestamp for the sensor read, as provided by
160 * SCMI platform. Set to zero when not available.
162 struct scmi_sensor_reading {
164 unsigned long long timestamp;
168 * scmi_range_attrs - specifies a sensor or axis values' range
169 * @min_range: The minimum value which can be represented by the sensor/axis.
170 * @max_range: The maximum value which can be represented by the sensor/axis.
172 struct scmi_range_attrs {
178 * scmi_sensor_axis_info - describes one sensor axes
180 * @type: Axes type. Chosen amongst one of @enum scmi_sensor_class.
181 * @scale: Power-of-10 multiplier applied to the axis unit.
182 * @name: NULL-terminated string representing axes name as advertised by
184 * @extended_attrs: Flag to indicate the presence of additional extended
185 * attributes for this axes.
186 * @resolution: Extended attribute representing the resolution of the axes.
187 * Set to 0 if not reported by this axes.
188 * @exponent: Extended attribute representing the power-of-10 multiplier that
189 * is applied to the resolution field. Set to 0 if not reported by
191 * @attrs: Extended attributes representing minimum and maximum values
192 * measurable by this axes. Set to 0 if not reported by this sensor.
194 struct scmi_sensor_axis_info {
198 char name[SCMI_MAX_STR_SIZE];
200 unsigned int resolution;
202 struct scmi_range_attrs attrs;
206 * scmi_sensor_intervals_info - describes number and type of available update
208 * @segmented: Flag for segmented intervals' representation. When True there
209 * will be exactly 3 intervals in @desc, with each entry
210 * representing a member of a segment in this order:
211 * {lowest update interval, highest update interval, step size}
212 * @count: Number of intervals described in @desc.
213 * @desc: Array of @count interval descriptor bitmask represented as detailed in
214 * the SCMI specification: it can be accessed using the accompanying
216 * @prealloc_pool: A minimal preallocated pool of desc entries used to avoid
217 * lesser-than-64-bytes dynamic allocation for small @count
220 struct scmi_sensor_intervals_info {
223 #define SCMI_SENS_INTVL_SEGMENT_LOW 0
224 #define SCMI_SENS_INTVL_SEGMENT_HIGH 1
225 #define SCMI_SENS_INTVL_SEGMENT_STEP 2
227 #define SCMI_SENS_INTVL_GET_SECS(x) FIELD_GET(GENMASK(20, 5), (x))
228 #define SCMI_SENS_INTVL_GET_EXP(x) \
230 int __signed_exp = FIELD_GET(GENMASK(4, 0), (x)); \
232 if (__signed_exp & BIT(4)) \
233 __signed_exp |= GENMASK(31, 5); \
236 #define SCMI_MAX_PREALLOC_POOL 16
237 unsigned int prealloc_pool[SCMI_MAX_PREALLOC_POOL];
241 * struct scmi_sensor_info - represents information related to one of the
244 * @type: Sensor type. Chosen amongst one of @enum scmi_sensor_class.
245 * @scale: Power-of-10 multiplier applied to the sensor unit.
246 * @num_trip_points: Number of maximum configurable trip points.
247 * @async: Flag for asynchronous read support.
248 * @update: Flag for continuouos update notification support.
249 * @timestamped: Flag for timestamped read support.
250 * @tstamp_scale: Power-of-10 multiplier applied to the sensor timestamps to
251 * represent it in seconds.
252 * @num_axis: Number of supported axis if any. Reported as 0 for scalar sensors.
253 * @axis: Pointer to an array of @num_axis descriptors.
254 * @intervals: Descriptor of available update intervals.
255 * @sensor_config: A bitmask reporting the current sensor configuration as
256 * detailed in the SCMI specification: it can accessed and
257 * modified through the accompanying macros.
258 * @name: NULL-terminated string representing sensor name as advertised by
260 * @extended_scalar_attrs: Flag to indicate the presence of additional extended
261 * attributes for this sensor.
262 * @sensor_power: Extended attribute representing the average power
263 * consumed by the sensor in microwatts (uW) when it is active.
264 * Reported here only for scalar sensors.
265 * Set to 0 if not reported by this sensor.
266 * @resolution: Extended attribute representing the resolution of the sensor.
267 * Reported here only for scalar sensors.
268 * Set to 0 if not reported by this sensor.
269 * @exponent: Extended attribute representing the power-of-10 multiplier that is
270 * applied to the resolution field.
271 * Reported here only for scalar sensors.
272 * Set to 0 if not reported by this sensor.
273 * @scalar_attrs: Extended attributes representing minimum and maximum
274 * measurable values by this sensor.
275 * Reported here only for scalar sensors.
276 * Set to 0 if not reported by this sensor.
278 struct scmi_sensor_info {
282 unsigned int num_trip_points;
287 unsigned int num_axis;
288 struct scmi_sensor_axis_info *axis;
289 struct scmi_sensor_intervals_info intervals;
290 unsigned int sensor_config;
291 #define SCMI_SENS_CFG_UPDATE_SECS_MASK GENMASK(31, 16)
292 #define SCMI_SENS_CFG_GET_UPDATE_SECS(x) \
293 FIELD_GET(SCMI_SENS_CFG_UPDATE_SECS_MASK, (x))
295 #define SCMI_SENS_CFG_UPDATE_EXP_MASK GENMASK(15, 11)
296 #define SCMI_SENS_CFG_GET_UPDATE_EXP(x) \
299 FIELD_GET(SCMI_SENS_CFG_UPDATE_EXP_MASK, (x)); \
301 if (__signed_exp & BIT(4)) \
302 __signed_exp |= GENMASK(31, 5); \
306 #define SCMI_SENS_CFG_ROUND_MASK GENMASK(10, 9)
307 #define SCMI_SENS_CFG_ROUND_AUTO 2
308 #define SCMI_SENS_CFG_ROUND_UP 1
309 #define SCMI_SENS_CFG_ROUND_DOWN 0
311 #define SCMI_SENS_CFG_TSTAMP_ENABLED_MASK BIT(1)
312 #define SCMI_SENS_CFG_TSTAMP_ENABLE 1
313 #define SCMI_SENS_CFG_TSTAMP_DISABLE 0
314 #define SCMI_SENS_CFG_IS_TSTAMP_ENABLED(x) \
315 FIELD_GET(SCMI_SENS_CFG_TSTAMP_ENABLED_MASK, (x))
317 #define SCMI_SENS_CFG_SENSOR_ENABLED_MASK BIT(0)
318 #define SCMI_SENS_CFG_SENSOR_ENABLE 1
319 #define SCMI_SENS_CFG_SENSOR_DISABLE 0
320 char name[SCMI_MAX_STR_SIZE];
321 #define SCMI_SENS_CFG_IS_ENABLED(x) FIELD_GET(BIT(0), (x))
322 bool extended_scalar_attrs;
323 unsigned int sensor_power;
324 unsigned int resolution;
326 struct scmi_range_attrs scalar_attrs;
330 * Partial list from Distributed Management Task Force (DMTF) specification:
331 * DSP0249 (Platform Level Data Model specification)
333 enum scmi_sensor_class {
403 NEWTON_METERS = 0x45,
414 CORRECTED_ERRS = 0x50,
415 UNCORRECTABLE_ERRS = 0x51,
423 METERS_SEC_SQUARED = 0x59,
425 CUBIC_METERS_SEC = 0x5B,
427 RADIANS_SEC_SQUARED = 0x5D,
432 * struct scmi_sensor_ops - represents the various operations provided
433 * by SCMI Sensor Protocol
435 * @count_get: get the count of sensors provided by SCMI
436 * @info_get: get the information of the specified sensor
437 * @trip_point_config: selects and configures a trip-point of interest
438 * @reading_get: gets the current value of the sensor
439 * @reading_get_timestamped: gets the current value and timestamp, when
440 * available, of the sensor. (as of v3.0 spec)
441 * Supports multi-axis sensors for sensors which
442 * supports it and if the @reading array size of
443 * @count entry equals the sensor num_axis
444 * @config_get: Get sensor current configuration
445 * @config_set: Set sensor current configuration
447 struct scmi_sensor_ops {
448 int (*count_get)(const struct scmi_handle *handle);
449 const struct scmi_sensor_info *(*info_get)
450 (const struct scmi_handle *handle, u32 sensor_id);
451 int (*trip_point_config)(const struct scmi_handle *handle,
452 u32 sensor_id, u8 trip_id, u64 trip_value);
453 int (*reading_get)(const struct scmi_handle *handle, u32 sensor_id,
455 int (*reading_get_timestamped)(const struct scmi_handle *handle,
456 u32 sensor_id, u8 count,
457 struct scmi_sensor_reading *readings);
458 int (*config_get)(const struct scmi_handle *handle,
459 u32 sensor_id, u32 *sensor_config);
460 int (*config_set)(const struct scmi_handle *handle,
461 u32 sensor_id, u32 sensor_config);
465 * struct scmi_reset_ops - represents the various operations provided
466 * by SCMI Reset Protocol
468 * @num_domains_get: get the count of reset domains provided by SCMI
469 * @name_get: gets the name of a reset domain
470 * @latency_get: gets the reset latency for the specified reset domain
471 * @reset: resets the specified reset domain
472 * @assert: explicitly assert reset signal of the specified reset domain
473 * @deassert: explicitly deassert reset signal of the specified reset domain
475 struct scmi_reset_ops {
476 int (*num_domains_get)(const struct scmi_handle *handle);
477 char *(*name_get)(const struct scmi_handle *handle, u32 domain);
478 int (*latency_get)(const struct scmi_handle *handle, u32 domain);
479 int (*reset)(const struct scmi_handle *handle, u32 domain);
480 int (*assert)(const struct scmi_handle *handle, u32 domain);
481 int (*deassert)(const struct scmi_handle *handle, u32 domain);
485 * struct scmi_voltage_info - describe one available SCMI Voltage Domain
487 * @id: the domain ID as advertised by the platform
488 * @segmented: defines the layout of the entries of array @levels_uv.
489 * - when True the entries are to be interpreted as triplets,
490 * each defining a segment representing a range of equally
491 * space voltages: <lowest_volts>, <highest_volt>, <step_uV>
492 * - when False the entries simply represent a single discrete
493 * supported voltage level
494 * @negative_volts_allowed: True if any of the entries of @levels_uv represent
495 * a negative voltage.
496 * @attributes: represents Voltage Domain advertised attributes
497 * @name: name assigned to the Voltage Domain by platform
498 * @num_levels: number of total entries in @levels_uv.
499 * @levels_uv: array of entries describing the available voltage levels for
502 struct scmi_voltage_info {
505 bool negative_volts_allowed;
506 unsigned int attributes;
507 char name[SCMI_MAX_STR_SIZE];
508 unsigned int num_levels;
509 #define SCMI_VOLTAGE_SEGMENT_LOW 0
510 #define SCMI_VOLTAGE_SEGMENT_HIGH 1
511 #define SCMI_VOLTAGE_SEGMENT_STEP 2
516 * struct scmi_voltage_ops - represents the various operations provided
517 * by SCMI Voltage Protocol
519 * @num_domains_get: get the count of voltage domains provided by SCMI
520 * @info_get: get the information of the specified domain
521 * @config_set: set the config for the specified domain
522 * @config_get: get the config of the specified domain
523 * @level_set: set the voltage level for the specified domain
524 * @level_get: get the voltage level of the specified domain
526 struct scmi_voltage_ops {
527 int (*num_domains_get)(const struct scmi_handle *handle);
528 const struct scmi_voltage_info __must_check *(*info_get)
529 (const struct scmi_handle *handle, u32 domain_id);
530 int (*config_set)(const struct scmi_handle *handle, u32 domain_id,
532 #define SCMI_VOLTAGE_ARCH_STATE_OFF 0x0
533 #define SCMI_VOLTAGE_ARCH_STATE_ON 0x7
534 int (*config_get)(const struct scmi_handle *handle, u32 domain_id,
536 int (*level_set)(const struct scmi_handle *handle, u32 domain_id,
537 u32 flags, s32 volt_uV);
538 int (*level_get)(const struct scmi_handle *handle, u32 domain_id,
543 * struct scmi_notify_ops - represents notifications' operations provided by
545 * @register_event_notifier: Register a notifier_block for the requested event
546 * @unregister_event_notifier: Unregister a notifier_block for the requested
549 * A user can register/unregister its own notifier_block against the wanted
550 * platform instance regarding the desired event identified by the
551 * tuple: (proto_id, evt_id, src_id) using the provided register/unregister
554 * @handle: The handle identifying the platform instance to use
555 * @proto_id: The protocol ID as in SCMI Specification
556 * @evt_id: The message ID of the desired event as in SCMI Specification
557 * @src_id: A pointer to the desired source ID if different sources are
558 * possible for the protocol (like domain_id, sensor_id...etc)
560 * @src_id can be provided as NULL if it simply does NOT make sense for
561 * the protocol at hand, OR if the user is explicitly interested in
562 * receiving notifications from ANY existent source associated to the
563 * specified proto_id / evt_id.
565 * Received notifications are finally delivered to the registered users,
566 * invoking the callback provided with the notifier_block *nb as follows:
568 * int user_cb(nb, evt_id, report)
572 * @nb: The notifier block provided by the user
573 * @evt_id: The message ID of the delivered event
574 * @report: A custom struct describing the specific event delivered
576 struct scmi_notify_ops {
577 int (*register_event_notifier)(const struct scmi_handle *handle,
578 u8 proto_id, u8 evt_id, u32 *src_id,
579 struct notifier_block *nb);
580 int (*unregister_event_notifier)(const struct scmi_handle *handle,
581 u8 proto_id, u8 evt_id, u32 *src_id,
582 struct notifier_block *nb);
586 * struct scmi_handle - Handle returned to ARM SCMI clients for usage.
588 * @dev: pointer to the SCMI device
589 * @version: pointer to the structure containing SCMI version information
590 * @power_ops: pointer to set of power protocol operations
591 * @perf_ops: pointer to set of performance protocol operations
592 * @clk_ops: pointer to set of clock protocol operations
593 * @sensor_ops: pointer to set of sensor protocol operations
594 * @reset_ops: pointer to set of reset protocol operations
595 * @voltage_ops: pointer to set of voltage protocol operations
596 * @notify_ops: pointer to set of notifications related operations
597 * @perf_priv: pointer to private data structure specific to performance
598 * protocol(for internal use only)
599 * @clk_priv: pointer to private data structure specific to clock
600 * protocol(for internal use only)
601 * @power_priv: pointer to private data structure specific to power
602 * protocol(for internal use only)
603 * @sensor_priv: pointer to private data structure specific to sensors
604 * protocol(for internal use only)
605 * @reset_priv: pointer to private data structure specific to reset
606 * protocol(for internal use only)
607 * @voltage_priv: pointer to private data structure specific to voltage
608 * protocol(for internal use only)
609 * @notify_priv: pointer to private data structure specific to notifications
610 * (for internal use only)
614 struct scmi_revision_info *version;
615 const struct scmi_perf_ops *perf_ops;
616 const struct scmi_clk_ops *clk_ops;
617 const struct scmi_power_ops *power_ops;
618 const struct scmi_sensor_ops *sensor_ops;
619 const struct scmi_reset_ops *reset_ops;
620 const struct scmi_voltage_ops *voltage_ops;
621 const struct scmi_notify_ops *notify_ops;
622 /* for protocol internal use */
633 enum scmi_std_protocol {
634 SCMI_PROTOCOL_BASE = 0x10,
635 SCMI_PROTOCOL_POWER = 0x11,
636 SCMI_PROTOCOL_SYSTEM = 0x12,
637 SCMI_PROTOCOL_PERF = 0x13,
638 SCMI_PROTOCOL_CLOCK = 0x14,
639 SCMI_PROTOCOL_SENSOR = 0x15,
640 SCMI_PROTOCOL_RESET = 0x16,
641 SCMI_PROTOCOL_VOLTAGE = 0x17,
644 enum scmi_system_events {
645 SCMI_SYSTEM_SHUTDOWN,
646 SCMI_SYSTEM_COLDRESET,
647 SCMI_SYSTEM_WARMRESET,
658 struct scmi_handle *handle;
661 #define to_scmi_dev(d) container_of(d, struct scmi_device, dev)
664 scmi_device_create(struct device_node *np, struct device *parent, int protocol,
666 void scmi_device_destroy(struct scmi_device *scmi_dev);
668 struct scmi_device_id {
675 int (*probe)(struct scmi_device *sdev);
676 void (*remove)(struct scmi_device *sdev);
677 const struct scmi_device_id *id_table;
679 struct device_driver driver;
682 #define to_scmi_driver(d) container_of(d, struct scmi_driver, driver)
684 #if IS_REACHABLE(CONFIG_ARM_SCMI_PROTOCOL)
685 int scmi_driver_register(struct scmi_driver *driver,
686 struct module *owner, const char *mod_name);
687 void scmi_driver_unregister(struct scmi_driver *driver);
690 scmi_driver_register(struct scmi_driver *driver, struct module *owner,
691 const char *mod_name)
696 static inline void scmi_driver_unregister(struct scmi_driver *driver) {}
697 #endif /* CONFIG_ARM_SCMI_PROTOCOL */
699 #define scmi_register(driver) \
700 scmi_driver_register(driver, THIS_MODULE, KBUILD_MODNAME)
701 #define scmi_unregister(driver) \
702 scmi_driver_unregister(driver)
705 * module_scmi_driver() - Helper macro for registering a scmi driver
706 * @__scmi_driver: scmi_driver structure
708 * Helper macro for scmi drivers to set up proper module init / exit
709 * functions. Replaces module_init() and module_exit() and keeps people from
710 * printing pointless things to the kernel log when their driver is loaded.
712 #define module_scmi_driver(__scmi_driver) \
713 module_driver(__scmi_driver, scmi_register, scmi_unregister)
715 typedef int (*scmi_prot_init_fn_t)(struct scmi_handle *);
716 int scmi_protocol_register(int protocol_id, scmi_prot_init_fn_t fn);
717 void scmi_protocol_unregister(int protocol_id);
719 /* SCMI Notification API - Custom Event Reports */
720 enum scmi_notification_events {
721 SCMI_EVENT_POWER_STATE_CHANGED = 0x0,
722 SCMI_EVENT_PERFORMANCE_LIMITS_CHANGED = 0x0,
723 SCMI_EVENT_PERFORMANCE_LEVEL_CHANGED = 0x1,
724 SCMI_EVENT_SENSOR_TRIP_POINT_EVENT = 0x0,
725 SCMI_EVENT_SENSOR_UPDATE = 0x1,
726 SCMI_EVENT_RESET_ISSUED = 0x0,
727 SCMI_EVENT_BASE_ERROR_EVENT = 0x0,
728 SCMI_EVENT_SYSTEM_POWER_STATE_NOTIFIER = 0x0,
731 struct scmi_power_state_changed_report {
733 unsigned int agent_id;
734 unsigned int domain_id;
735 unsigned int power_state;
738 struct scmi_system_power_state_notifier_report {
740 unsigned int agent_id;
742 unsigned int system_state;
745 struct scmi_perf_limits_report {
747 unsigned int agent_id;
748 unsigned int domain_id;
749 unsigned int range_max;
750 unsigned int range_min;
753 struct scmi_perf_level_report {
755 unsigned int agent_id;
756 unsigned int domain_id;
757 unsigned int performance_level;
760 struct scmi_sensor_trip_point_report {
762 unsigned int agent_id;
763 unsigned int sensor_id;
764 unsigned int trip_point_desc;
767 struct scmi_sensor_update_report {
769 unsigned int agent_id;
770 unsigned int sensor_id;
771 unsigned int readings_count;
772 struct scmi_sensor_reading readings[];
775 struct scmi_reset_issued_report {
777 unsigned int agent_id;
778 unsigned int domain_id;
779 unsigned int reset_state;
782 struct scmi_base_error_report {
784 unsigned int agent_id;
786 unsigned int cmd_count;
787 unsigned long long reports[];
790 #endif /* _LINUX_SCMI_PROTOCOL_H */