linux/drivers/thermal/ti-soc-thermal/ti-thermal-common.c

// SPDX-License-Identifier: GPL-2.0-only
/*
 * OMAP thermal driver interface
 *
 * Copyright (C) 2012 Texas Instruments Incorporated - http://www.ti.com/
 * Contact:
 *   Eduardo Valentin <[email protected]>
 */

#include <linux/device.h>
#include <linux/err.h>
#include <linux/mutex.h>
#include <linux/gfp.h>
#include <linux/kernel.h>
#include <linux/workqueue.h>
#include <linux/thermal.h>
#include <linux/cpufreq.h>
#include <linux/cpumask.h>
#include <linux/cpu_cooling.h>
#include <linux/of.h>

#include "ti-thermal.h"
#include "ti-bandgap.h"
#include "../thermal_hwmon.h"

#define TI_BANDGAP_UPDATE_INTERVAL_MS …

/* common data structures */
struct ti_thermal_data { … };

static void ti_thermal_work(struct work_struct *work)
{ … }

/**
 * ti_thermal_hotspot_temperature - returns sensor extrapolated temperature
 * @t:	omap sensor temperature
 * @s:	omap sensor slope value
 * @c:	omap sensor const value
 */
static inline int ti_thermal_hotspot_temperature(int t, int s, int c)
{ … }

/* thermal zone ops */
/* Get temperature callback function for thermal zone */
static inline int __ti_thermal_get_temp(struct thermal_zone_device *tz, int *temp)
{ … }

static int __ti_thermal_get_trend(struct thermal_zone_device *tz,
				  const struct thermal_trip *trip,
				  enum thermal_trend *trend)
{ … }

static const struct thermal_zone_device_ops ti_of_thermal_ops = …;

static struct ti_thermal_data
*ti_thermal_build_data(struct ti_bandgap *bgp, int id)
{ … }

int ti_thermal_expose_sensor(struct ti_bandgap *bgp, int id,
			     char *domain)
{ … }

int ti_thermal_remove_sensor(struct ti_bandgap *bgp, int id)
{ … }

int ti_thermal_report_sensor_temperature(struct ti_bandgap *bgp, int id)
{ … }

int ti_thermal_register_cpu_cooling(struct ti_bandgap *bgp, int id)
{ … }

int ti_thermal_unregister_cpu_cooling(struct ti_bandgap *bgp, int id)
{ … }