1/* SPDX-License-Identifier: GPL-2.0-only */
2/*
3 * intel_soc_dts_iosf.h
4 * Copyright (c) 2015, Intel Corporation.
5 */
6
7#ifndef _INTEL_SOC_DTS_IOSF_CORE_H
8#define _INTEL_SOC_DTS_IOSF_CORE_H
9
10#include <linux/thermal.h>
11
12/* DTS0 and DTS 1 */
13#define SOC_MAX_DTS_SENSORS 2
14
15/* Only 2 out of 4 is allowed for OSPM */
16#define SOC_MAX_DTS_TRIPS 2
17
18enum intel_soc_dts_interrupt_type {
19 INTEL_SOC_DTS_INTERRUPT_NONE,
20 INTEL_SOC_DTS_INTERRUPT_APIC,
21 INTEL_SOC_DTS_INTERRUPT_MSI,
22 INTEL_SOC_DTS_INTERRUPT_SCI,
23 INTEL_SOC_DTS_INTERRUPT_SMI,
24};
25
26struct intel_soc_dts_sensors;
27
28struct intel_soc_dts_sensor_entry {
29 int id;
30 u32 store_status;
31 u32 trip_mask;
32 struct thermal_trip trips[SOC_MAX_DTS_TRIPS];
33 struct thermal_zone_device *tzone;
34 struct intel_soc_dts_sensors *sensors;
35};
36
37struct intel_soc_dts_sensors {
38 u32 tj_max;
39 spinlock_t intr_notify_lock;
40 struct mutex dts_update_lock;
41 enum intel_soc_dts_interrupt_type intr_type;
42 struct intel_soc_dts_sensor_entry soc_dts[SOC_MAX_DTS_SENSORS];
43};
44
45
46struct intel_soc_dts_sensors *
47intel_soc_dts_iosf_init(enum intel_soc_dts_interrupt_type intr_type,
48 bool critical_trip, int crit_offset);
49void intel_soc_dts_iosf_exit(struct intel_soc_dts_sensors *sensors);
50void intel_soc_dts_iosf_interrupt_handler(
51 struct intel_soc_dts_sensors *sensors);
52#endif
53

source code of linux/drivers/thermal/intel/intel_soc_dts_iosf.h