Merge remote-tracking branch 'thermal/next'

10 files changed, 91 insertions, 261 deletions

diff --git a/drivers/thermal/clock_cooling.c b/drivers/thermal/clock_cooling.c
index ed5dd0e88657..56711c25584d 100644
--- a/drivers/thermal/clock_cooling.c
+++ b/drivers/thermal/clock_cooling.c
@@ -65,42 +65,7 @@ struct clock_cooling_device {
 };
 #define to_clock_cooling_device(x) \
 		container_of(x, struct clock_cooling_device, clk_rate_change_nb)
-static DEFINE_IDR(clock_idr);
-static DEFINE_MUTEX(cooling_clock_lock);
-
-/**
- * clock_cooling_get_idr - function to get an unique id.
- * @id: int * value generated by this function.
- *
- * This function will populate @id with an unique
- * id, using the idr API.
- *
- * Return: 0 on success, an error code on failure.
- */
-static int clock_cooling_get_idr(int *id)
-{
-	int ret;
-
-	mutex_lock(&cooling_clock_lock);
-	ret = idr_alloc(&clock_idr, NULL, 0, 0, GFP_KERNEL);
-	mutex_unlock(&cooling_clock_lock);
-	if (unlikely(ret < 0))
-		return ret;
-	*id = ret;
-
-	return 0;
-}
-
-/**
- * release_idr - function to free the unique id.
- * @id: int value representing the unique id.
- */
-static void release_idr(int id)
-{
-	mutex_lock(&cooling_clock_lock);
-	idr_remove(&clock_idr, id);
-	mutex_unlock(&cooling_clock_lock);
-}
+static DEFINE_IDA(clock_ida);
 
 /* Below code defines functions to be used for clock as cooling device */
 
@@ -432,16 +397,17 @@ clock_cooling_register(struct device *dev, const char *clock_name)
 	if (IS_ERR(ccdev->clk))
 		return ERR_CAST(ccdev->clk);
 
-	ret = clock_cooling_get_idr(&ccdev->id);
-	if (ret)
-		return ERR_PTR(-EINVAL);
+	ret = ida_simple_get(&clock_ida, 0, 0, GFP_KERNEL);
+	if (ret < 0)
+		return ERR_PTR(ret);
+	ccdev->id = ret;
 
 	snprintf(dev_name, sizeof(dev_name), "thermal-clock-%d", ccdev->id);
 
 	cdev = thermal_cooling_device_register(dev_name, ccdev,
 					       &clock_cooling_ops);
 	if (IS_ERR(cdev)) {
-		release_idr(ccdev->id);
+		ida_simple_remove(&clock_ida, ccdev->id);
 		return ERR_PTR(-EINVAL);
 	}
 	ccdev->cdev = cdev;
@@ -450,7 +416,7 @@ clock_cooling_register(struct device *dev, const char *clock_name)
 	/* Assuming someone has already filled the opp table for this device */
 	ret = dev_pm_opp_init_cpufreq_table(dev, &ccdev->freq_table);
 	if (ret) {
-		release_idr(ccdev->id);
+		ida_simple_remove(&clock_ida, ccdev->id);
 		return ERR_PTR(ret);
 	}
 	ccdev->clock_state = 0;
@@ -481,6 +447,6 @@ void clock_cooling_unregister(struct thermal_cooling_device *cdev)
 	dev_pm_opp_free_cpufreq_table(ccdev->dev, &ccdev->freq_table);
 
 	thermal_cooling_device_unregister(ccdev->cdev);
-	release_idr(ccdev->id);
+	ida_simple_remove(&clock_ida, ccdev->id);
 }
 EXPORT_SYMBOL_GPL(clock_cooling_unregister);
diff --git a/drivers/thermal/cpu_cooling.c b/drivers/thermal/cpu_cooling.c
index 85fdbf762fa0..91048eeca28b 100644
--- a/drivers/thermal/cpu_cooling.c
+++ b/drivers/thermal/cpu_cooling.c
@@ -26,6 +26,7 @@
 #include <linux/thermal.h>
 #include <linux/cpufreq.h>
 #include <linux/err.h>
+#include <linux/idr.h>
 #include <linux/pm_opp.h>
 #include <linux/slab.h>
 #include <linux/cpu.h>
@@ -104,50 +105,13 @@ struct cpufreq_cooling_device {
 	struct device *cpu_dev;
 	get_static_t plat_get_static_power;
 };
-static DEFINE_IDR(cpufreq_idr);
-static DEFINE_MUTEX(cooling_cpufreq_lock);
+static DEFINE_IDA(cpufreq_ida);
 
 static unsigned int cpufreq_dev_count;
 
 static DEFINE_MUTEX(cooling_list_lock);
 static LIST_HEAD(cpufreq_dev_list);
 
-/**
- * get_idr - function to get a unique id.
- * @idr: struct idr * handle used to create a id.
- * @id: int * value generated by this function.
- *
- * This function will populate @id with an unique
- * id, using the idr API.
- *
- * Return: 0 on success, an error code on failure.
- */
-static int get_idr(struct idr *idr, int *id)
-{
-	int ret;
-
-	mutex_lock(&cooling_cpufreq_lock);
-	ret = idr_alloc(idr, NULL, 0, 0, GFP_KERNEL);
-	mutex_unlock(&cooling_cpufreq_lock);
-	if (unlikely(ret < 0))
-		return ret;
-	*id = ret;
-
-	return 0;
-}
-
-/**
- * release_idr - function to free the unique id.
- * @idr: struct idr * handle used for creating the id.
- * @id: int value representing the unique id.
- */
-static void release_idr(struct idr *idr, int id)
-{
-	mutex_lock(&cooling_cpufreq_lock);
-	idr_remove(idr, id);
-	mutex_unlock(&cooling_cpufreq_lock);
-}
-
 /* Below code defines functions to be used for cpufreq as cooling device */
 
 /**
@@ -645,31 +609,39 @@ static int cpufreq_state2power(struct thermal_cooling_device *cdev,
 			       unsigned long state, u32 *power)
 {
 	unsigned int freq, num_cpus;
-	cpumask_t cpumask;
+	cpumask_var_t cpumask;
 	u32 static_power, dynamic_power;
 	int ret;
 	struct cpufreq_cooling_device *cpufreq_device = cdev->devdata;
 
-	cpumask_and(&cpumask, &cpufreq_device->allowed_cpus, cpu_online_mask);
-	num_cpus = cpumask_weight(&cpumask);
+	if (!alloc_cpumask_var(&cpumask, GFP_KERNEL))
+		return -ENOMEM;
+
+	cpumask_and(cpumask, &cpufreq_device->allowed_cpus, cpu_online_mask);
+	num_cpus = cpumask_weight(cpumask);
 
 	/* None of our cpus are online, so no power */
 	if (num_cpus == 0) {
 		*power = 0;
-		return 0;
+		ret = 0;
+		goto out;
 	}
 
 	freq = cpufreq_device->freq_table[state];
-	if (!freq)
-		return -EINVAL;
+	if (!freq) {
+		ret = -EINVAL;
+		goto out;
+	}
 
 	dynamic_power = cpu_freq_to_power(cpufreq_device, freq) * num_cpus;
 	ret = get_static_power(cpufreq_device, tz, freq, &static_power);
 	if (ret)
-		return ret;
+		goto out;
 
 	*power = static_power + dynamic_power;
-	return 0;
+out:
+	free_cpumask_var(cpumask);
+	return ret;
 }
 
 /**
@@ -795,16 +767,20 @@ __cpufreq_cooling_register(struct device_node *np,
 	struct cpufreq_cooling_device *cpufreq_dev;
 	char dev_name[THERMAL_NAME_LENGTH];
 	struct cpufreq_frequency_table *pos, *table;
-	struct cpumask temp_mask;
+	cpumask_var_t temp_mask;
 	unsigned int freq, i, num_cpus;
 	int ret;
 	struct thermal_cooling_device_ops *cooling_ops;
 
-	cpumask_and(&temp_mask, clip_cpus, cpu_online_mask);
-	policy = cpufreq_cpu_get(cpumask_first(&temp_mask));
+	if (!alloc_cpumask_var(&temp_mask, GFP_KERNEL))
+		return ERR_PTR(-ENOMEM);
+
+	cpumask_and(temp_mask, clip_cpus, cpu_online_mask);
+	policy = cpufreq_cpu_get(cpumask_first(temp_mask));
 	if (!policy) {
 		pr_debug("%s: CPUFreq policy not found\n", __func__);
-		return ERR_PTR(-EPROBE_DEFER);
+		cool_dev = ERR_PTR(-EPROBE_DEFER);
+		goto free_cpumask;
 	}
 
 	table = policy->freq_table;
@@ -867,11 +843,12 @@ __cpufreq_cooling_register(struct device_node *np,
 		cooling_ops = &cpufreq_cooling_ops;
 	}
 
-	ret = get_idr(&cpufreq_idr, &cpufreq_dev->id);
-	if (ret) {
+	ret = ida_simple_get(&cpufreq_ida, 0, 0, GFP_KERNEL);
+	if (ret < 0) {
 		cool_dev = ERR_PTR(ret);
 		goto free_power_table;
 	}
+	cpufreq_dev->id = ret;
 
 	/* Fill freq-table in descending order of frequencies */
 	for (i = 0, freq = -1; i <= cpufreq_dev->max_level; i++) {
@@ -891,27 +868,24 @@ __cpufreq_cooling_register(struct device_node *np,
 	cool_dev = thermal_of_cooling_device_register(np, dev_name, cpufreq_dev,
 						      cooling_ops);
 	if (IS_ERR(cool_dev))
-		goto remove_idr;
+		goto remove_ida;
 
 	cpufreq_dev->clipped_freq = cpufreq_dev->freq_table[0];
 	cpufreq_dev->cool_dev = cool_dev;
 
-	mutex_lock(&cooling_cpufreq_lock);
-
 	mutex_lock(&cooling_list_lock);
 	list_add(&cpufreq_dev->node, &cpufreq_dev_list);
-	mutex_unlock(&cooling_list_lock);
 
 	/* Register the notifier for first cpufreq cooling device */
 	if (!cpufreq_dev_count++)
 		cpufreq_register_notifier(&thermal_cpufreq_notifier_block,
 					  CPUFREQ_POLICY_NOTIFIER);
-	mutex_unlock(&cooling_cpufreq_lock);
+	mutex_unlock(&cooling_list_lock);
 
 	goto put_policy;
 
-remove_idr:
-	release_idr(&cpufreq_idr, cpufreq_dev->id);
+remove_ida:
+	ida_simple_remove(&cpufreq_ida, cpufreq_dev->id);
 free_power_table:
 	kfree(cpufreq_dev->dyn_power_table);
 free_table:
@@ -924,7 +898,8 @@ free_cdev:
 	kfree(cpufreq_dev);
 put_policy:
 	cpufreq_cpu_put(policy);
-
+free_cpumask:
+	free_cpumask_var(temp_mask);
 	return cool_dev;
 }
 
@@ -1052,20 +1027,17 @@ void cpufreq_cooling_unregister(struct thermal_cooling_device *cdev)
 
 	cpufreq_dev = cdev->devdata;
 
+	mutex_lock(&cooling_list_lock);
 	/* Unregister the notifier for the last cpufreq cooling device */
-	mutex_lock(&cooling_cpufreq_lock);
 	if (!--cpufreq_dev_count)
 		cpufreq_unregister_notifier(&thermal_cpufreq_notifier_block,
 					    CPUFREQ_POLICY_NOTIFIER);
 
-	mutex_lock(&cooling_list_lock);
 	list_del(&cpufreq_dev->node);
 	mutex_unlock(&cooling_list_lock);
 
-	mutex_unlock(&cooling_cpufreq_lock);
-
 	thermal_cooling_device_unregister(cpufreq_dev->cool_dev);
-	release_idr(&cpufreq_idr, cpufreq_dev->id);
+	ida_simple_remove(&cpufreq_ida, cpufreq_dev->id);
 	kfree(cpufreq_dev->dyn_power_table);
 	kfree(cpufreq_dev->time_in_idle_timestamp);
 	kfree(cpufreq_dev->time_in_idle);
diff --git a/drivers/thermal/devfreq_cooling.c b/drivers/thermal/devfreq_cooling.c
index ba7a5cd994dc..7743a78d4723 100644
--- a/drivers/thermal/devfreq_cooling.c
+++ b/drivers/thermal/devfreq_cooling.c
@@ -21,14 +21,14 @@
 #include <linux/devfreq.h>
 #include <linux/devfreq_cooling.h>
 #include <linux/export.h>
+#include <linux/idr.h>
 #include <linux/slab.h>
 #include <linux/pm_opp.h>
 #include <linux/thermal.h>
 
 #include <trace/events/thermal.h>
 
-static DEFINE_MUTEX(devfreq_lock);
-static DEFINE_IDR(devfreq_idr);
+static DEFINE_IDA(devfreq_ida);
 
 /**
  * struct devfreq_cooling_device - Devfreq cooling device
@@ -58,42 +58,6 @@ struct devfreq_cooling_device {
 };
 
 /**
- * get_idr - function to get a unique id.
- * @idr: struct idr * handle used to create a id.
- * @id: int * value generated by this function.
- *
- * This function will populate @id with an unique
- * id, using the idr API.
- *
- * Return: 0 on success, an error code on failure.
- */
-static int get_idr(struct idr *idr, int *id)
-{
-	int ret;
-
-	mutex_lock(&devfreq_lock);
-	ret = idr_alloc(idr, NULL, 0, 0, GFP_KERNEL);
-	mutex_unlock(&devfreq_lock);
-	if (unlikely(ret < 0))
-		return ret;
-	*id = ret;
-
-	return 0;
-}
-
-/**
- * release_idr - function to free the unique id.
- * @idr: struct idr * handle used for creating the id.
- * @id: int value representing the unique id.
- */
-static void release_idr(struct idr *idr, int id)
-{
-	mutex_lock(&devfreq_lock);
-	idr_remove(idr, id);
-	mutex_unlock(&devfreq_lock);
-}
-
-/**
  * partition_enable_opps() - disable all opps above a given state
  * @dfc:	Pointer to devfreq we are operating on
  * @cdev_state:	cooling device state we're setting
@@ -489,9 +453,10 @@ of_devfreq_cooling_register_power(struct device_node *np, struct devfreq *df,
 	if (err)
 		goto free_dfc;
 
-	err = get_idr(&devfreq_idr, &dfc->id);
-	if (err)
+	err = ida_simple_get(&devfreq_ida, 0, 0, GFP_KERNEL);
+	if (err < 0)
 		goto free_tables;
+	dfc->id = err;
 
 	snprintf(dev_name, sizeof(dev_name), "thermal-devfreq-%d", dfc->id);
 
@@ -502,15 +467,15 @@ of_devfreq_cooling_register_power(struct device_node *np, struct devfreq *df,
 		dev_err(df->dev.parent,
 			"Failed to register devfreq cooling device (%d)\n",
 			err);
-		goto release_idr;
+		goto release_ida;
 	}
 
 	dfc->cdev = cdev;
 
 	return cdev;
 
-release_idr:
-	release_idr(&devfreq_idr, dfc->id);
+release_ida:
+	ida_simple_remove(&devfreq_ida, dfc->id);
 free_tables:
 	kfree(dfc->power_table);
 	kfree(dfc->freq_table);
@@ -558,7 +523,7 @@ void devfreq_cooling_unregister(struct thermal_cooling_device *cdev)
 	dfc = cdev->devdata;
 
 	thermal_cooling_device_unregister(dfc->cdev);
-	release_idr(&devfreq_idr, dfc->id);
+	ida_simple_remove(&devfreq_ida, dfc->id);
 	kfree(dfc->power_table);
 	kfree(dfc->freq_table);
 
diff --git a/drivers/thermal/intel_powerclamp.c b/drivers/thermal/intel_powerclamp.c
index df64692e9e64..a47103a659fa 100644
--- a/drivers/thermal/intel_powerclamp.c
+++ b/drivers/thermal/intel_powerclamp.c
@@ -461,16 +461,13 @@ static void poll_pkg_cstate(struct work_struct *dummy)
 {
 	static u64 msr_last;
 	static u64 tsc_last;
-	static unsigned long jiffies_last;
 
 	u64 msr_now;
-	unsigned long jiffies_now;
 	u64 tsc_now;
 	u64 val64;
 
 	msr_now = pkg_state_counter();
 	tsc_now = rdtsc();
-	jiffies_now = jiffies;
 
 	/* calculate pkg cstate vs tsc ratio */
 	if (!msr_last || !tsc_last)
@@ -485,7 +482,6 @@ static void poll_pkg_cstate(struct work_struct *dummy)
 
 	/* update record */
 	msr_last = msr_now;
-	jiffies_last = jiffies_now;
 	tsc_last = tsc_now;
 
 	if (true == clamping)
diff --git a/drivers/thermal/mtk_thermal.c b/drivers/thermal/mtk_thermal.c
index 34169c32d495..1aff7fde54b1 100644
--- a/drivers/thermal/mtk_thermal.c
+++ b/drivers/thermal/mtk_thermal.c
@@ -183,37 +183,37 @@ struct mtk_thermal {
 };
 
 /* MT8173 thermal sensor data */
-const int mt8173_bank_data[MT8173_NUM_ZONES][3] = {
+static const int mt8173_bank_data[MT8173_NUM_ZONES][3] = {
 	{ MT8173_TS2, MT8173_TS3 },
 	{ MT8173_TS2, MT8173_TS4 },
 	{ MT8173_TS1, MT8173_TS2, MT8173_TSABB },
 	{ MT8173_TS2 },
 };
 
-const int mt8173_msr[MT8173_NUM_SENSORS_PER_ZONE] = {
+static const int mt8173_msr[MT8173_NUM_SENSORS_PER_ZONE] = {
 	TEMP_MSR0, TEMP_MSR1, TEMP_MSR2, TEMP_MSR2
 };
 
-const int mt8173_adcpnp[MT8173_NUM_SENSORS_PER_ZONE] = {
+static const int mt8173_adcpnp[MT8173_NUM_SENSORS_PER_ZONE] = {
 	TEMP_ADCPNP0, TEMP_ADCPNP1, TEMP_ADCPNP2, TEMP_ADCPNP3
 };
 
-const int mt8173_mux_values[MT8173_NUM_SENSORS] = { 0, 1, 2, 3, 16 };
+static const int mt8173_mux_values[MT8173_NUM_SENSORS] = { 0, 1, 2, 3, 16 };
 
 /* MT2701 thermal sensor data */
-const int mt2701_bank_data[MT2701_NUM_SENSORS] = {
+static const int mt2701_bank_data[MT2701_NUM_SENSORS] = {
 	MT2701_TS1, MT2701_TS2, MT2701_TSABB
 };
 
-const int mt2701_msr[MT2701_NUM_SENSORS_PER_ZONE] = {
+static const int mt2701_msr[MT2701_NUM_SENSORS_PER_ZONE] = {
 	TEMP_MSR0, TEMP_MSR1, TEMP_MSR2
 };
 
-const int mt2701_adcpnp[MT2701_NUM_SENSORS_PER_ZONE] = {
+static const int mt2701_adcpnp[MT2701_NUM_SENSORS_PER_ZONE] = {
 	TEMP_ADCPNP0, TEMP_ADCPNP1, TEMP_ADCPNP2
 };
 
-const int mt2701_mux_values[MT2701_NUM_SENSORS] = { 0, 1, 16 };
+static const int mt2701_mux_values[MT2701_NUM_SENSORS] = { 0, 1, 16 };
 
 /**
  * The MT8173 thermal controller has four banks. Each bank can read up to
diff --git a/drivers/thermal/thermal_core.c b/drivers/thermal/thermal_core.c
index 655591316a88..11f0675cb7e5 100644
--- a/drivers/thermal/thermal_core.c
+++ b/drivers/thermal/thermal_core.c
@@ -36,9 +36,8 @@ MODULE_AUTHOR("Zhang Rui");
 MODULE_DESCRIPTION("Generic thermal management sysfs support");
 MODULE_LICENSE("GPL v2");
 
-static DEFINE_IDR(thermal_tz_idr);
-static DEFINE_IDR(thermal_cdev_idr);
-static DEFINE_MUTEX(thermal_idr_lock);
+static DEFINE_IDA(thermal_tz_ida);
+static DEFINE_IDA(thermal_cdev_ida);
 
 static LIST_HEAD(thermal_tz_list);
 static LIST_HEAD(thermal_cdev_list);
@@ -589,29 +588,6 @@ void thermal_zone_device_unbind_exception(struct thermal_zone_device *tz,
  * - thermal zone devices lifecycle: registration, unregistration,
  *				     binding, and unbinding.
  */
-static int get_idr(struct idr *idr, struct mutex *lock, int *id)
-{
-	int ret;
-
-	if (lock)
-		mutex_lock(lock);
-	ret = idr_alloc(idr, NULL, 0, 0, GFP_KERNEL);
-	if (lock)
-		mutex_unlock(lock);
-	if (unlikely(ret < 0))
-		return ret;
-	*id = ret;
-	return 0;
-}
-
-static void release_idr(struct idr *idr, struct mutex *lock, int id)
-{
-	if (lock)
-		mutex_lock(lock);
-	idr_remove(idr, id);
-	if (lock)
-		mutex_unlock(lock);
-}
 
 /**
  * thermal_zone_bind_cooling_device() - bind a cooling device to a thermal zone
@@ -685,15 +661,16 @@ int thermal_zone_bind_cooling_device(struct thermal_zone_device *tz,
 	dev->target = THERMAL_NO_TARGET;
 	dev->weight = weight;
 
-	result = get_idr(&tz->idr, &tz->lock, &dev->id);
-	if (result)
+	result = ida_simple_get(&tz->ida, 0, 0, GFP_KERNEL);
+	if (result < 0)
 		goto free_mem;
 
+	dev->id = result;
 	sprintf(dev->name, "cdev%d", dev->id);
 	result =
 	    sysfs_create_link(&tz->device.kobj, &cdev->device.kobj, dev->name);
 	if (result)
-		goto release_idr;
+		goto release_ida;
 
 	sprintf(dev->attr_name, "cdev%d_trip_point", dev->id);
 	sysfs_attr_init(&dev->attr.attr);
@@ -737,8 +714,8 @@ remove_trip_file:
 	device_remove_file(&tz->device, &dev->attr);
 remove_symbol_link:
 	sysfs_remove_link(&tz->device.kobj, dev->name);
-release_idr:
-	release_idr(&tz->idr, &tz->lock, dev->id);
+release_ida:
+	ida_simple_remove(&tz->ida, dev->id);
 free_mem:
 	kfree(dev);
 	return result;
@@ -785,7 +762,7 @@ unbind:
 	device_remove_file(&tz->device, &pos->weight_attr);
 	device_remove_file(&tz->device, &pos->attr);
 	sysfs_remove_link(&tz->device.kobj, pos->name);
-	release_idr(&tz->idr, &tz->lock, pos->id);
+	ida_simple_remove(&tz->ida, pos->id);
 	kfree(pos);
 	return 0;
 }
@@ -925,12 +902,13 @@ __thermal_cooling_device_register(struct device_node *np,
 	if (!cdev)
 		return ERR_PTR(-ENOMEM);
 
-	result = get_idr(&thermal_cdev_idr, &thermal_idr_lock, &cdev->id);
-	if (result) {
+	result = ida_simple_get(&thermal_cdev_ida, 0, 0, GFP_KERNEL);
+	if (result < 0) {
 		kfree(cdev);
 		return ERR_PTR(result);
 	}
 
+	cdev->id = result;
 	strlcpy(cdev->type, type ? : "", sizeof(cdev->type));
 	mutex_init(&cdev->lock);
 	INIT_LIST_HEAD(&cdev->thermal_instances);
@@ -943,7 +921,7 @@ __thermal_cooling_device_register(struct device_node *np,
 	dev_set_name(&cdev->device, "cooling_device%d", cdev->id);
 	result = device_register(&cdev->device);
 	if (result) {
-		release_idr(&thermal_cdev_idr, &thermal_idr_lock, cdev->id);
+		ida_simple_remove(&thermal_cdev_ida, cdev->id);
 		kfree(cdev);
 		return ERR_PTR(result);
 	}
@@ -1070,7 +1048,7 @@ void thermal_cooling_device_unregister(struct thermal_cooling_device *cdev)
 
 	mutex_unlock(&thermal_list_lock);
 
-	release_idr(&thermal_cdev_idr, &thermal_idr_lock, cdev->id);
+	ida_simple_remove(&thermal_cdev_ida, cdev->id);
 	device_unregister(&cdev->device);
 }
 EXPORT_SYMBOL_GPL(thermal_cooling_device_unregister);
@@ -1172,14 +1150,15 @@ thermal_zone_device_register(const char *type, int trips, int mask,
 		return ERR_PTR(-ENOMEM);
 
 	INIT_LIST_HEAD(&tz->thermal_instances);
-	idr_init(&tz->idr);
+	ida_init(&tz->ida);
 	mutex_init(&tz->lock);
-	result = get_idr(&thermal_tz_idr, &thermal_idr_lock, &tz->id);
-	if (result) {
+	result = ida_simple_get(&thermal_tz_ida, 0, 0, GFP_KERNEL);
+	if (result < 0) {
 		kfree(tz);
 		return ERR_PTR(result);
 	}
 
+	tz->id = result;
 	strlcpy(tz->type, type, sizeof(tz->type));
 	tz->ops = ops;
 	tz->tzp = tzp;
@@ -1201,7 +1180,7 @@ thermal_zone_device_register(const char *type, int trips, int mask,
 	dev_set_name(&tz->device, "thermal_zone%d", tz->id);
 	result = device_register(&tz->device);
 	if (result) {
-		release_idr(&thermal_tz_idr, &thermal_idr_lock, tz->id);
+		ida_simple_remove(&thermal_tz_ida, tz->id);
 		kfree(tz);
 		return ERR_PTR(result);
 	}
@@ -1255,7 +1234,7 @@ thermal_zone_device_register(const char *type, int trips, int mask,
 	return tz;
 
 unregister:
-	release_idr(&thermal_tz_idr, &thermal_idr_lock, tz->id);
+	ida_simple_remove(&thermal_tz_ida, tz->id);
 	device_unregister(&tz->device);
 	return ERR_PTR(result);
 }
@@ -1313,8 +1292,8 @@ void thermal_zone_device_unregister(struct thermal_zone_device *tz)
 	thermal_set_governor(tz, NULL);
 
 	thermal_remove_hwmon_sysfs(tz);
-	release_idr(&thermal_tz_idr, &thermal_idr_lock, tz->id);
-	idr_destroy(&tz->idr);
+	ida_simple_remove(&thermal_tz_ida, tz->id);
+	ida_destroy(&tz->ida);
 	mutex_destroy(&tz->lock);
 	device_unregister(&tz->device);
 }
@@ -1514,9 +1493,8 @@ unregister_class:
 unregister_governors:
 	thermal_unregister_governors();
 error:
-	idr_destroy(&thermal_tz_idr);
-	idr_destroy(&thermal_cdev_idr);
-	mutex_destroy(&thermal_idr_lock);
+	ida_destroy(&thermal_tz_ida);
+	ida_destroy(&thermal_cdev_ida);
 	mutex_destroy(&thermal_list_lock);
 	mutex_destroy(&thermal_governor_lock);
 	return result;
@@ -1529,9 +1507,8 @@ static void __exit thermal_exit(void)
 	genetlink_exit();
 	class_unregister(&thermal_class);
 	thermal_unregister_governors();
-	idr_destroy(&thermal_tz_idr);
-	idr_destroy(&thermal_cdev_idr);
-	mutex_destroy(&thermal_idr_lock);
+	ida_destroy(&thermal_tz_ida);
+	ida_destroy(&thermal_cdev_ida);
 	mutex_destroy(&thermal_list_lock);
 	mutex_destroy(&thermal_governor_lock);
 }
diff --git a/drivers/thermal/ti-soc-thermal/Kconfig b/drivers/thermal/ti-soc-thermal/Kconfig
index ea8283f08aa6..fe0e877f84d0 100644
--- a/drivers/thermal/ti-soc-thermal/Kconfig
+++ b/drivers/thermal/ti-soc-thermal/Kconfig
@@ -11,7 +11,6 @@ config TI_SOC_THERMAL
 config TI_THERMAL
 	bool "Texas Instruments SoCs thermal framework support"
 	depends on TI_SOC_THERMAL
-	depends on CPU_THERMAL
 	help
 	  If you say yes here you want to get support for generic thermal
 	  framework for the Texas Instruments on die bandgap temperature sensor.
diff --git a/drivers/thermal/ti-soc-thermal/dra752-bandgap.h b/drivers/thermal/ti-soc-thermal/dra752-bandgap.h
index 6b0f2b1160f7..a31e4b5e82cd 100644
--- a/drivers/thermal/ti-soc-thermal/dra752-bandgap.h
+++ b/drivers/thermal/ti-soc-thermal/dra752-bandgap.h
@@ -54,7 +54,6 @@
 #define DRA752_STD_FUSE_OPP_BGAP_CORE_OFFSET		0x8
 #define DRA752_TEMP_SENSOR_CORE_OFFSET			0x154
 #define DRA752_BANDGAP_THRESHOLD_CORE_OFFSET		0x1ac
-#define DRA752_BANDGAP_TSHUT_CORE_OFFSET		0x1b8
 #define DRA752_BANDGAP_CUMUL_DTEMP_CORE_OFFSET		0x1c4
 #define DRA752_DTEMP_CORE_0_OFFSET			0x208
 #define DRA752_DTEMP_CORE_1_OFFSET			0x20c
@@ -66,7 +65,6 @@
 #define DRA752_STD_FUSE_OPP_BGAP_IVA_OFFSET		0x388
 #define DRA752_TEMP_SENSOR_IVA_OFFSET			0x398
 #define DRA752_BANDGAP_THRESHOLD_IVA_OFFSET		0x3a4
-#define DRA752_BANDGAP_TSHUT_IVA_OFFSET			0x3ac
 #define DRA752_BANDGAP_CUMUL_DTEMP_IVA_OFFSET		0x3b4
 #define DRA752_DTEMP_IVA_0_OFFSET			0x3d0
 #define DRA752_DTEMP_IVA_1_OFFSET			0x3d4
@@ -78,7 +76,6 @@
 #define DRA752_STD_FUSE_OPP_BGAP_MPU_OFFSET		0x4
 #define DRA752_TEMP_SENSOR_MPU_OFFSET			0x14c
 #define DRA752_BANDGAP_THRESHOLD_MPU_OFFSET		0x1a4
-#define DRA752_BANDGAP_TSHUT_MPU_OFFSET			0x1b0
 #define DRA752_BANDGAP_CUMUL_DTEMP_MPU_OFFSET		0x1bc
 #define DRA752_DTEMP_MPU_0_OFFSET			0x1e0
 #define DRA752_DTEMP_MPU_1_OFFSET			0x1e4
@@ -90,7 +87,6 @@
 #define DRA752_STD_FUSE_OPP_BGAP_DSPEVE_OFFSET			0x384
 #define DRA752_TEMP_SENSOR_DSPEVE_OFFSET			0x394
 #define DRA752_BANDGAP_THRESHOLD_DSPEVE_OFFSET			0x3a0
-#define DRA752_BANDGAP_TSHUT_DSPEVE_OFFSET			0x3a8
 #define DRA752_BANDGAP_CUMUL_DTEMP_DSPEVE_OFFSET		0x3b0
 #define DRA752_DTEMP_DSPEVE_0_OFFSET				0x3bc
 #define DRA752_DTEMP_DSPEVE_1_OFFSET				0x3c0
@@ -102,7 +98,6 @@
 #define DRA752_STD_FUSE_OPP_BGAP_GPU_OFFSET		0x0
 #define DRA752_TEMP_SENSOR_GPU_OFFSET			0x150
 #define DRA752_BANDGAP_THRESHOLD_GPU_OFFSET		0x1a8
-#define DRA752_BANDGAP_TSHUT_GPU_OFFSET			0x1b4
 #define DRA752_BANDGAP_CUMUL_DTEMP_GPU_OFFSET		0x1c0
 #define DRA752_DTEMP_GPU_0_OFFSET			0x1f4
 #define DRA752_DTEMP_GPU_1_OFFSET			0x1f8
@@ -173,10 +168,6 @@
 #define DRA752_BANDGAP_THRESHOLD_HOT_MASK		(0x3ff << 16)
 #define DRA752_BANDGAP_THRESHOLD_COLD_MASK		(0x3ff << 0)
 
-/* DRA752.TSHUT_THRESHOLD */
-#define DRA752_TSHUT_THRESHOLD_MUXCTRL_MASK		BIT(31)
-#define DRA752_TSHUT_THRESHOLD_HOT_MASK			(0x3ff << 16)
-#define DRA752_TSHUT_THRESHOLD_COLD_MASK		(0x3ff << 0)
 
 /* DRA752.BANDGAP_CUMUL_DTEMP_CORE */
 #define DRA752_BANDGAP_CUMUL_DTEMP_CORE_MASK		(0xffffffff << 0)
@@ -216,8 +207,6 @@
 #define DRA752_GPU_MAX_TEMP				125000
 #define DRA752_GPU_HYST_VAL				5000
 /* interrupts thresholds */
-#define DRA752_GPU_TSHUT_HOT				915
-#define DRA752_GPU_TSHUT_COLD				900
 #define DRA752_GPU_T_HOT				800
 #define DRA752_GPU_T_COLD				795
 
@@ -230,8 +219,6 @@
 #define DRA752_MPU_MAX_TEMP				125000
 #define DRA752_MPU_HYST_VAL				5000
 /* interrupts thresholds */
-#define DRA752_MPU_TSHUT_HOT				915
-#define DRA752_MPU_TSHUT_COLD				900
 #define DRA752_MPU_T_HOT				800
 #define DRA752_MPU_T_COLD				795
 
@@ -244,8 +231,6 @@
 #define DRA752_CORE_MAX_TEMP				125000
 #define DRA752_CORE_HYST_VAL				5000
 /* interrupts thresholds */
-#define DRA752_CORE_TSHUT_HOT				915
-#define DRA752_CORE_TSHUT_COLD				900
 #define DRA752_CORE_T_HOT				800
 #define DRA752_CORE_T_COLD				795
 
@@ -258,8 +243,6 @@
 #define DRA752_DSPEVE_MAX_TEMP				125000
 #define DRA752_DSPEVE_HYST_VAL				5000
 /* interrupts thresholds */
-#define DRA752_DSPEVE_TSHUT_HOT				915
-#define DRA752_DSPEVE_TSHUT_COLD			900
 #define DRA752_DSPEVE_T_HOT				800
 #define DRA752_DSPEVE_T_COLD				795
 
@@ -272,8 +255,6 @@
 #define DRA752_IVA_MAX_TEMP				125000
 #define DRA752_IVA_HYST_VAL				5000
 /* interrupts thresholds */
-#define DRA752_IVA_TSHUT_HOT				915
-#define DRA752_IVA_TSHUT_COLD				900
 #define DRA752_IVA_T_HOT				800
 #define DRA752_IVA_T_COLD				795
 
diff --git a/drivers/thermal/ti-soc-thermal/dra752-thermal-data.c b/drivers/thermal/ti-soc-thermal/dra752-thermal-data.c
index 58b5c6694cd4..118d7d847715 100644
--- a/drivers/thermal/ti-soc-thermal/dra752-thermal-data.c
+++ b/drivers/thermal/ti-soc-thermal/dra752-thermal-data.c
@@ -49,9 +49,6 @@ dra752_core_temp_sensor_registers = {
 	.bgap_threshold = DRA752_BANDGAP_THRESHOLD_CORE_OFFSET,
 	.threshold_thot_mask = DRA752_BANDGAP_THRESHOLD_HOT_MASK,
 	.threshold_tcold_mask = DRA752_BANDGAP_THRESHOLD_COLD_MASK,
-	.tshut_threshold = DRA752_BANDGAP_TSHUT_CORE_OFFSET,
-	.tshut_hot_mask = DRA752_TSHUT_THRESHOLD_HOT_MASK,
-	.tshut_cold_mask = DRA752_TSHUT_THRESHOLD_COLD_MASK,
 	.bgap_status = DRA752_BANDGAP_STATUS_1_OFFSET,
 	.status_bgap_alert_mask = DRA752_BANDGAP_STATUS_1_ALERT_MASK,
 	.status_hot_mask = DRA752_BANDGAP_STATUS_1_HOT_CORE_MASK,
@@ -85,9 +82,6 @@ dra752_iva_temp_sensor_registers = {
 	.bgap_threshold = DRA752_BANDGAP_THRESHOLD_IVA_OFFSET,
 	.threshold_thot_mask = DRA752_BANDGAP_THRESHOLD_HOT_MASK,
 	.threshold_tcold_mask = DRA752_BANDGAP_THRESHOLD_COLD_MASK,
-	.tshut_threshold = DRA752_BANDGAP_TSHUT_IVA_OFFSET,
-	.tshut_hot_mask = DRA752_TSHUT_THRESHOLD_HOT_MASK,
-	.tshut_cold_mask = DRA752_TSHUT_THRESHOLD_COLD_MASK,
 	.bgap_status = DRA752_BANDGAP_STATUS_2_OFFSET,
 	.status_bgap_alert_mask = DRA752_BANDGAP_STATUS_1_ALERT_MASK,
 	.status_hot_mask = DRA752_BANDGAP_STATUS_2_HOT_IVA_MASK,
@@ -121,9 +115,6 @@ dra752_mpu_temp_sensor_registers = {
 	.bgap_threshold = DRA752_BANDGAP_THRESHOLD_MPU_OFFSET,
 	.threshold_thot_mask = DRA752_BANDGAP_THRESHOLD_HOT_MASK,
 	.threshold_tcold_mask = DRA752_BANDGAP_THRESHOLD_COLD_MASK,
-	.tshut_threshold = DRA752_BANDGAP_TSHUT_MPU_OFFSET,
-	.tshut_hot_mask = DRA752_TSHUT_THRESHOLD_HOT_MASK,
-	.tshut_cold_mask = DRA752_TSHUT_THRESHOLD_COLD_MASK,
 	.bgap_status = DRA752_BANDGAP_STATUS_1_OFFSET,
 	.status_bgap_alert_mask = DRA752_BANDGAP_STATUS_1_ALERT_MASK,
 	.status_hot_mask = DRA752_BANDGAP_STATUS_1_HOT_MPU_MASK,
@@ -157,9 +148,6 @@ dra752_dspeve_temp_sensor_registers = {
 	.bgap_threshold = DRA752_BANDGAP_THRESHOLD_DSPEVE_OFFSET,
 	.threshold_thot_mask = DRA752_BANDGAP_THRESHOLD_HOT_MASK,
 	.threshold_tcold_mask = DRA752_BANDGAP_THRESHOLD_COLD_MASK,
-	.tshut_threshold = DRA752_BANDGAP_TSHUT_DSPEVE_OFFSET,
-	.tshut_hot_mask = DRA752_TSHUT_THRESHOLD_HOT_MASK,
-	.tshut_cold_mask = DRA752_TSHUT_THRESHOLD_COLD_MASK,
 	.bgap_status = DRA752_BANDGAP_STATUS_2_OFFSET,
 	.status_bgap_alert_mask = DRA752_BANDGAP_STATUS_1_ALERT_MASK,
 	.status_hot_mask = DRA752_BANDGAP_STATUS_2_HOT_DSPEVE_MASK,
@@ -193,9 +181,6 @@ dra752_gpu_temp_sensor_registers = {
 	.bgap_threshold = DRA752_BANDGAP_THRESHOLD_GPU_OFFSET,
 	.threshold_thot_mask = DRA752_BANDGAP_THRESHOLD_HOT_MASK,
 	.threshold_tcold_mask = DRA752_BANDGAP_THRESHOLD_COLD_MASK,
-	.tshut_threshold = DRA752_BANDGAP_TSHUT_GPU_OFFSET,
-	.tshut_hot_mask = DRA752_TSHUT_THRESHOLD_HOT_MASK,
-	.tshut_cold_mask = DRA752_TSHUT_THRESHOLD_COLD_MASK,
 	.bgap_status = DRA752_BANDGAP_STATUS_1_OFFSET,
 	.status_bgap_alert_mask = DRA752_BANDGAP_STATUS_1_ALERT_MASK,
 	.status_hot_mask = DRA752_BANDGAP_STATUS_1_HOT_GPU_MASK,
@@ -211,8 +196,6 @@ dra752_gpu_temp_sensor_registers = {
 
 /* Thresholds and limits for DRA752 MPU temperature sensor */
 static struct temp_sensor_data dra752_mpu_temp_sensor_data = {
-	.tshut_hot = DRA752_MPU_TSHUT_HOT,
-	.tshut_cold = DRA752_MPU_TSHUT_COLD,
 	.t_hot = DRA752_MPU_T_HOT,
 	.t_cold = DRA752_MPU_T_COLD,
 	.min_freq = DRA752_MPU_MIN_FREQ,
@@ -226,8 +209,6 @@ static struct temp_sensor_data dra752_mpu_temp_sensor_data = {
 
 /* Thresholds and limits for DRA752 GPU temperature sensor */
 static struct temp_sensor_data dra752_gpu_temp_sensor_data = {
-	.tshut_hot = DRA752_GPU_TSHUT_HOT,
-	.tshut_cold = DRA752_GPU_TSHUT_COLD,
 	.t_hot = DRA752_GPU_T_HOT,
 	.t_cold = DRA752_GPU_T_COLD,
 	.min_freq = DRA752_GPU_MIN_FREQ,
@@ -241,8 +222,6 @@ static struct temp_sensor_data dra752_gpu_temp_sensor_data = {
 
 /* Thresholds and limits for DRA752 CORE temperature sensor */
 static struct temp_sensor_data dra752_core_temp_sensor_data = {
-	.tshut_hot = DRA752_CORE_TSHUT_HOT,
-	.tshut_cold = DRA752_CORE_TSHUT_COLD,
 	.t_hot = DRA752_CORE_T_HOT,
 	.t_cold = DRA752_CORE_T_COLD,
 	.min_freq = DRA752_CORE_MIN_FREQ,
@@ -256,8 +235,6 @@ static struct temp_sensor_data dra752_core_temp_sensor_data = {
 
 /* Thresholds and limits for DRA752 DSPEVE temperature sensor */
 static struct temp_sensor_data dra752_dspeve_temp_sensor_data = {
-	.tshut_hot = DRA752_DSPEVE_TSHUT_HOT,
-	.tshut_cold = DRA752_DSPEVE_TSHUT_COLD,
 	.t_hot = DRA752_DSPEVE_T_HOT,
 	.t_cold = DRA752_DSPEVE_T_COLD,
 	.min_freq = DRA752_DSPEVE_MIN_FREQ,
@@ -271,8 +248,6 @@ static struct temp_sensor_data dra752_dspeve_temp_sensor_data = {
 
 /* Thresholds and limits for DRA752 IVA temperature sensor */
 static struct temp_sensor_data dra752_iva_temp_sensor_data = {
-	.tshut_hot = DRA752_IVA_TSHUT_HOT,
-	.tshut_cold = DRA752_IVA_TSHUT_COLD,
 	.t_hot = DRA752_IVA_T_HOT,
 	.t_cold = DRA752_IVA_T_COLD,
 	.min_freq = DRA752_IVA_MIN_FREQ,
@@ -416,8 +391,7 @@ int dra752_adc_to_temp[DRA752_ADC_END_VALUE - DRA752_ADC_START_VALUE + 1] = {
 
 /* DRA752 data */
 const struct ti_bandgap_data dra752_data = {
-	.features = TI_BANDGAP_FEATURE_TSHUT_CONFIG |
-			TI_BANDGAP_FEATURE_FREEZE_BIT |
+	.features = TI_BANDGAP_FEATURE_FREEZE_BIT |
 			TI_BANDGAP_FEATURE_TALERT |
 			TI_BANDGAP_FEATURE_COUNTER_DELAY |
 			TI_BANDGAP_FEATURE_HISTORY_BUFFER |
diff --git a/include/linux/thermal.h b/include/linux/thermal.h
index e275e98bdceb..dab11f97e1c6 100644
--- a/include/linux/thermal.h
+++ b/include/linux/thermal.h
@@ -194,7 +194,7 @@ struct thermal_attr {
  * @governor:	pointer to the governor for this thermal zone
  * @governor_data:	private pointer for governor data
  * @thermal_instances:	list of &struct thermal_instance of this thermal zone
- * @idr:	&struct idr to generate unique id for this zone's cooling
+ * @ida:	&struct ida to generate unique id for this zone's cooling
  *		devices
  * @lock:	lock to protect thermal_instances list
  * @node:	node in thermal_tz_list (in thermal_core.c)
@@ -227,7 +227,7 @@ struct thermal_zone_device {
 	struct thermal_governor *governor;
 	void *governor_data;
 	struct list_head thermal_instances;
-	struct idr idr;
+	struct ida ida;
 	struct mutex lock;
 	struct list_head node;
 	struct delayed_work poll_queue;