14 files changed, 34 insertions, 57 deletions

diff --git a/arch/arm/configs/mini2440_defconfig b/arch/arm/configs/mini2440_defconfig
index 8b0f7c4c3f09..7d26ca0b1302 100644
--- a/arch/arm/configs/mini2440_defconfig
+++ b/arch/arm/configs/mini2440_defconfig
@@ -152,7 +152,7 @@ CONFIG_SPI_S3C24XX=y
 CONFIG_SPI_SPIDEV=y
 CONFIG_GPIO_SYSFS=y
 CONFIG_SENSORS_LM75=y
-CONFIG_THERMAL=m
+CONFIG_THERMAL=y
 CONFIG_WATCHDOG=y
 CONFIG_S3C2410_WATCHDOG=y
 CONFIG_FB=y
diff --git a/arch/arm/configs/pxa_defconfig b/arch/arm/configs/pxa_defconfig
index f6d24d762a7f..07ebbdce3645 100644
--- a/arch/arm/configs/pxa_defconfig
+++ b/arch/arm/configs/pxa_defconfig
@@ -387,7 +387,7 @@ CONFIG_SENSORS_LM75=m
 CONFIG_SENSORS_LM90=m
 CONFIG_SENSORS_LM95245=m
 CONFIG_SENSORS_NTC_THERMISTOR=m
-CONFIG_THERMAL=m
+CONFIG_THERMAL=y
 CONFIG_WATCHDOG=y
 CONFIG_XILINX_WATCHDOG=m
 CONFIG_SA1100_WATCHDOG=m
diff --git a/arch/mips/configs/ip22_defconfig b/arch/mips/configs/ip22_defconfig
index ff40fbc2f439..21a1168ae301 100644
--- a/arch/mips/configs/ip22_defconfig
+++ b/arch/mips/configs/ip22_defconfig
@@ -228,7 +228,7 @@ CONFIG_SERIAL_IP22_ZILOG=m
 # CONFIG_HW_RANDOM is not set
 CONFIG_RAW_DRIVER=m
 # CONFIG_HWMON is not set
-CONFIG_THERMAL=m
+CONFIG_THERMAL=y
 CONFIG_WATCHDOG=y
 CONFIG_INDYDOG=m
 # CONFIG_VGA_CONSOLE is not set
diff --git a/arch/mips/configs/ip27_defconfig b/arch/mips/configs/ip27_defconfig
index 81c47e18131b..54db5dedf776 100644
--- a/arch/mips/configs/ip27_defconfig
+++ b/arch/mips/configs/ip27_defconfig
@@ -271,7 +271,7 @@ CONFIG_I2C_PARPORT_LIGHT=m
 CONFIG_I2C_TAOS_EVM=m
 CONFIG_I2C_STUB=m
 # CONFIG_HWMON is not set
-CONFIG_THERMAL=m
+CONFIG_THERMAL=y
 CONFIG_MFD_PCF50633=m
 CONFIG_PCF50633_ADC=m
 CONFIG_PCF50633_GPIO=m
diff --git a/arch/unicore32/configs/unicore32_defconfig b/arch/unicore32/configs/unicore32_defconfig
index aebd01fc28e5..360cc9abcdb0 100644
--- a/arch/unicore32/configs/unicore32_defconfig
+++ b/arch/unicore32/configs/unicore32_defconfig
@@ -119,7 +119,7 @@ CONFIG_I2C_PUV3=y
 #       Hardware Monitoring support
 #CONFIG_SENSORS_LM75=m
 #       Generic Thermal sysfs driver
-#CONFIG_THERMAL=m
+#CONFIG_THERMAL=y
 #CONFIG_THERMAL_HWMON=y
 
 #       Multimedia support
diff --git a/drivers/hwmon/hwmon.c b/drivers/hwmon/hwmon.c
index cd91510a5387..e694c46ff039 100644
--- a/drivers/hwmon/hwmon.c
+++ b/drivers/hwmon/hwmon.c
@@ -118,9 +118,7 @@ static DEFINE_IDA(hwmon_ida);
  * The complex conditional is necessary to avoid a cyclic dependency
  * between hwmon and thermal_sys modules.
  */
-#if IS_REACHABLE(CONFIG_THERMAL) && defined(CONFIG_THERMAL_OF) && \
-        (!defined(CONFIG_THERMAL_HWMON) || \
-         !(defined(MODULE) && IS_MODULE(CONFIG_THERMAL)))
+#ifdef CONFIG_THERMAL_OF
 static int hwmon_thermal_get_temp(void *data, int *temp)
 {
         struct hwmon_thermal_data *tdata = data;
diff --git a/drivers/net/ethernet/mellanox/mlxsw/Kconfig b/drivers/net/ethernet/mellanox/mlxsw/Kconfig
index b6b3ff0fe17f..7ccb950aa7d4 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/Kconfig
+++ b/drivers/net/ethernet/mellanox/mlxsw/Kconfig
@@ -22,7 +22,6 @@ config MLXSW_CORE_HWMON
 config MLXSW_CORE_THERMAL
         bool "Thermal zone support for Mellanox Technologies Switch ASICs"
         depends on MLXSW_CORE && THERMAL
-        depends on !(MLXSW_CORE=y && THERMAL=m)
         default y
         ---help---
          Say Y here if you want to automatically control fans speed according
diff --git a/drivers/thermal/Kconfig b/drivers/thermal/Kconfig
index 66a709d5d6b9..15bdd25780be 100644
--- a/drivers/thermal/Kconfig
+++ b/drivers/thermal/Kconfig
@@ -3,7 +3,7 @@
 #
 
 menuconfig THERMAL
-        tristate "Generic Thermal sysfs driver"
+        bool "Generic Thermal sysfs driver"
         help
           Generic Thermal Sysfs driver offers a generic mechanism for
           thermal management. Usually it's made up of one or more thermal
@@ -11,7 +11,7 @@ menuconfig THERMAL
           Each thermal zone contains its own temperature, trip points,
           cooling devices.
           All platforms with ACPI thermal support can use this driver.
-          If you want this support, you should say Y or M here.
+          If you want this support, you should say Y here.
 
 if THERMAL
 
@@ -24,7 +24,6 @@ config THERMAL_STATISTICS
 
 config THERMAL_EMERGENCY_POWEROFF_DELAY_MS
         int "Emergency poweroff delay in milli-seconds"
-        depends on THERMAL
         default 0
         help
           Thermal subsystem will issue a graceful shutdown when
@@ -149,10 +148,9 @@ config THERMAL_GOV_POWER_ALLOCATOR
           allocating and limiting power to devices.
 
 config CPU_THERMAL
-        bool "generic cpu cooling support"
+        bool "Generic cpu cooling support"
         depends on CPU_FREQ
         depends on THERMAL_OF
-        depends on THERMAL=y
         help
           This implements the generic cpu cooling mechanism through frequency
           reduction. An ACPI version of this already exists
diff --git a/drivers/thermal/intel/Kconfig b/drivers/thermal/intel/Kconfig
index 2e013eeb4a1d..2c727a820759 100644
--- a/drivers/thermal/intel/Kconfig
+++ b/drivers/thermal/intel/Kconfig
@@ -1,6 +1,5 @@
 config INTEL_POWERCLAMP
         tristate "Intel PowerClamp idle injection driver"
-        depends on THERMAL
         depends on X86
         depends on CPU_SUP_INTEL
         help
diff --git a/drivers/thermal/intel/int340x_thermal/int3403_thermal.c b/drivers/thermal/intel/int340x_thermal/int3403_thermal.c
index 0c19fcd56a0d..79a7df2baa92 100644
--- a/drivers/thermal/intel/int340x_thermal/int3403_thermal.c
+++ b/drivers/thermal/intel/int340x_thermal/int3403_thermal.c
@@ -220,6 +220,7 @@ static int int3403_add(struct platform_device *pdev)
 {
         struct int3403_priv *priv;
         int result = 0;
+        unsigned long long tmp;
         acpi_status status;
 
         priv = devm_kzalloc(&pdev->dev, sizeof(struct int3403_priv),
@@ -234,19 +235,18 @@ static int int3403_add(struct platform_device *pdev)
                 goto err;
         }
 
-        status = acpi_evaluate_integer(priv->adev->handle, "PTYP",
-                                       NULL, &priv->type);
-        if (ACPI_FAILURE(status)) {
-                unsigned long long tmp;
 
-                status = acpi_evaluate_integer(priv->adev->handle, "_TMP",
-                                               NULL, &tmp);
+        status = acpi_evaluate_integer(priv->adev->handle, "_TMP",
+                                       NULL, &tmp);
+        if (ACPI_FAILURE(status)) {
+                status = acpi_evaluate_integer(priv->adev->handle, "PTYP",
+                                       NULL, &priv->type);
                 if (ACPI_FAILURE(status)) {
                         result = -EINVAL;
                         goto err;
-                } else {
-                        priv->type = INT3403_TYPE_SENSOR;
                 }
+        } else {
+                priv->type = INT3403_TYPE_SENSOR;
         }
 
         platform_set_drvdata(pdev, priv);
diff --git a/drivers/thermal/intel/int340x_thermal/processor_thermal_device.c b/drivers/thermal/intel/int340x_thermal/processor_thermal_device.c
index 8e1cf4d789be..2e6071a82da2 100644
--- a/drivers/thermal/intel/int340x_thermal/processor_thermal_device.c
+++ b/drivers/thermal/intel/int340x_thermal/processor_thermal_device.c
@@ -81,22 +81,13 @@ static ssize_t power_limit_##index##_##suffix##_show(struct device *dev, \
                                         struct device_attribute *attr, \
                                         char *buf) \
 { \
-        struct pci_dev *pci_dev; \
-        struct platform_device *pdev; \
-        struct proc_thermal_device *proc_dev; \
+        struct proc_thermal_device *proc_dev = dev_get_drvdata(dev); \
         \
         if (proc_thermal_emum_mode == PROC_THERMAL_NONE) { \
                 dev_warn(dev, "Attempted to get power limit before device was initialized!\n"); \
                 return 0; \
         } \
         \
-        if (proc_thermal_emum_mode == PROC_THERMAL_PLATFORM_DEV) { \
-                pdev = to_platform_device(dev); \
-                proc_dev = platform_get_drvdata(pdev); \
-        } else { \
-                pci_dev = to_pci_dev(dev); \
-                proc_dev = pci_get_drvdata(pci_dev); \
-        } \
         return sprintf(buf, "%lu\n",\
         (unsigned long)proc_dev->power_limits[index].suffix * 1000); \
 }
@@ -274,7 +265,7 @@ static void proc_thermal_notify(acpi_handle handle, u32 event, void *data)
                                 THERMAL_DEVICE_POWER_CAPABILITY_CHANGED);
                 break;
         default:
-                dev_err(proc_priv->dev, "Unsupported event [0x%x]\n", event);
+                dev_dbg(proc_priv->dev, "Unsupported event [0x%x]\n", event);
                 break;
         }
 }
diff --git a/drivers/thermal/qcom/Kconfig b/drivers/thermal/qcom/Kconfig
index cdb455ffd575..3ce20fec86a2 100644
--- a/drivers/thermal/qcom/Kconfig
+++ b/drivers/thermal/qcom/Kconfig
@@ -1,6 +1,5 @@
 config QCOM_TSENS
         tristate "Qualcomm TSENS Temperature Alarm"
-        depends on THERMAL
         depends on QCOM_QFPROM
         depends on ARCH_QCOM || COMPILE_TEST
         help
diff --git a/drivers/thermal/thermal_core.c b/drivers/thermal/thermal_core.c
index e0b530603db6..46cfb7de4eb2 100644
--- a/drivers/thermal/thermal_core.c
+++ b/drivers/thermal/thermal_core.c
@@ -266,7 +266,7 @@ static int __init thermal_register_governors(void)
         return thermal_gov_power_allocator_register();
 }
 
-static void thermal_unregister_governors(void)
+static void __init thermal_unregister_governors(void)
 {
         thermal_gov_step_wise_unregister();
         thermal_gov_fair_share_unregister();
@@ -941,7 +941,7 @@ static void bind_cdev(struct thermal_cooling_device *cdev)
  */
 static struct thermal_cooling_device *
 __thermal_cooling_device_register(struct device_node *np,
-                                  char *type, void *devdata,
+                                  const char *type, void *devdata,
                                   const struct thermal_cooling_device_ops *ops)
 {
         struct thermal_cooling_device *cdev;
@@ -1015,7 +1015,7 @@ __thermal_cooling_device_register(struct device_node *np,
  * ERR_PTR. Caller must check return value with IS_ERR*() helpers.
  */
 struct thermal_cooling_device *
-thermal_cooling_device_register(char *type, void *devdata,
+thermal_cooling_device_register(const char *type, void *devdata,
                                 const struct thermal_cooling_device_ops *ops)
 {
         return __thermal_cooling_device_register(NULL, type, devdata, ops);
@@ -1039,7 +1039,7 @@ EXPORT_SYMBOL_GPL(thermal_cooling_device_register);
  */
 struct thermal_cooling_device *
 thermal_of_cooling_device_register(struct device_node *np,
-                                   char *type, void *devdata,
+                                   const char *type, void *devdata,
                                    const struct thermal_cooling_device_ops *ops)
 {
         return __thermal_cooling_device_register(np, type, devdata, ops);
@@ -1543,6 +1543,7 @@ static int thermal_pm_notify(struct notifier_block *nb,
                              unsigned long mode, void *_unused)
 {
         struct thermal_zone_device *tz;
+        enum thermal_device_mode tz_mode;
 
         switch (mode) {
         case PM_HIBERNATION_PREPARE:
@@ -1555,6 +1556,13 @@ static int thermal_pm_notify(struct notifier_block *nb,
         case PM_POST_SUSPEND:
                 atomic_set(&in_suspend, 0);
                 list_for_each_entry(tz, &thermal_tz_list, node) {
+                        tz_mode = THERMAL_DEVICE_ENABLED;
+                        if (tz->ops->get_mode)
+                                tz->ops->get_mode(tz, &tz_mode);
+
+                        if (tz_mode == THERMAL_DEVICE_DISABLED)
+                                continue;
+
                         thermal_zone_device_init(tz);
                         thermal_zone_device_update(tz,
                                                    THERMAL_EVENT_UNSPECIFIED);
@@ -1612,19 +1620,4 @@ error:
         mutex_destroy(&poweroff_lock);
         return result;
 }
-
-static void __exit thermal_exit(void)
-{
-        unregister_pm_notifier(&thermal_pm_nb);
-        of_thermal_destroy_zones();
-        genetlink_exit();
-        class_unregister(&thermal_class);
-        thermal_unregister_governors();
-        ida_destroy(&thermal_tz_ida);
-        ida_destroy(&thermal_cdev_ida);
-        mutex_destroy(&thermal_list_lock);
-        mutex_destroy(&thermal_governor_lock);
-}
-
 fs_initcall(thermal_init);
-module_exit(thermal_exit);
diff --git a/include/linux/thermal.h b/include/linux/thermal.h
index 4a22099ed8c0..15a4ca5d7099 100644
--- a/include/linux/thermal.h
+++ b/include/linux/thermal.h
@@ -442,10 +442,10 @@ void thermal_zone_device_update(struct thermal_zone_device *,
                                 enum thermal_notify_event);
 void thermal_zone_set_trips(struct thermal_zone_device *);
 
-struct thermal_cooling_device *thermal_cooling_device_register(char *, void *,
-                const struct thermal_cooling_device_ops *);
+struct thermal_cooling_device *thermal_cooling_device_register(const char *,
+                void *, const struct thermal_cooling_device_ops *);
 struct thermal_cooling_device *
-thermal_of_cooling_device_register(struct device_node *np, char *, void *,
+thermal_of_cooling_device_register(struct device_node *np, const char *, void *,
                                    const struct thermal_cooling_device_ops *);
 struct thermal_cooling_device *
 devm_thermal_of_cooling_device_register(struct device *dev,