Merge "msm: limits: A new LMH monitor driver" (cc3bff36) · Commits · e / devices / android_kernel_sony_msm8994

drivers/thermal/Kconfig

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		@@ -100,6 +100,15 @@ config THERMAL_TSENS8974
		thermal userspace client when a threshold is reached. Warm/Cool
		temperature thresholds can be set independently for each sensor.

		config LIMITS_MONITOR
		bool "LMH monitor driver"
		depends on THERMAL
		help
		Enable this to manage the limits hardware for interrupts, throttling
		intensities, and LMH device profiles. This driver also registers the
		Limits hardware's monitoring entities as sensors with the thermal
		framework.

		config THERMAL_MONITOR
		bool "Monitor thermal state and limit CPU Frequency"
		depends on THERMAL_TSENS8960 \|\| THERMAL_TSENS8974

drivers/thermal/Makefile

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		@@ -27,3 +27,4 @@ obj-$(CONFIG_THERMAL_TSENS8974) += msm8974-tsens.o
		obj-$(CONFIG_THERMAL_QPNP) += qpnp-temp-alarm.o
		obj-$(CONFIG_THERMAL_QPNP_ADC_TM) += qpnp-adc-tm.o
		obj-$(CONFIG_THERMAL_MONITOR) += msm_thermal.o msm_thermal-dev.o
		obj-$(CONFIG_LIMITS_MONITOR) += lmh_interface.o

drivers/thermal/lmh_interface.c

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File added.

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drivers/thermal/lmh_interface.h

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		/*
		* Copyright (c) 2014, The Linux Foundation. All rights reserved.
		*
		* This program is free software; you can redistribute it and/or modify
		* it under the terms of the GNU General Public License version 2 and
		* only version 2 as published by the Free Software Foundation.
		*
		* This program is distributed in the hope that it will be useful,
		* but WITHOUT ANY WARRANTY; without even the implied warranty of
		* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		* GNU General Public License for more details.
		*/

		#ifndef __LMH_INTERFACE_H
		#define __LMH_INTERFACE_H

		#define LMH_NAME_MAX 20
		#define LMH_POLLING_MSEC 30

		enum lmh_trip_type {
		LMH_LOW_TRIP,
		LMH_HIGH_TRIP,
		LMH_TRIP_MAX,
		};

		enum lmh_monitor_state {
		LMH_ISR_DISABLED,
		LMH_ISR_MONITOR,
		LMH_ISR_POLLING,
		LMH_ISR_NR,
		};

		struct lmh_sensor_ops {
		int (read) (struct lmh_sensor_ops , long *);
		int (reset_interrupt) (struct lmh_sensor_ops );
		int (*enable_hw_log) (uint32_t, uint32_t);
		int (*disable_hw_log) (void);
		void (interrupt_notify) (struct lmh_sensor_ops , long);
		};

		struct lmh_device_ops {
		int (get_available_levels) (struct lmh_device_ops , int *);
		int (get_curr_level) (struct lmh_device_ops , int *);
		int (set_level) (struct lmh_device_ops , int);
		};

		static int lmh_poll_interval = LMH_POLLING_MSEC;
		#ifdef CONFIG_LIMITS_MONITOR
		int lmh_get_all_dev_levels(char , int );
		int lmh_set_dev_level(char *, int);
		int lmh_get_curr_level(char , int );
		int lmh_sensor_register(char , struct lmh_sensor_ops );
		void lmh_sensor_deregister(struct lmh_sensor_ops *);
		int lmh_device_register(char , struct lmh_device_ops );
		void lmh_device_deregister(struct lmh_device_ops *);
		#else
		static inline int lmh_get_all_dev_levels(char device_name, int level)
		{
		return -ENOSYS;
		}

		static inline int lmh_set_dev_level(char *device_name, int level)
		{
		return -ENOSYS;
		}

		static inline int lmh_get_curr_level(char device_name, int level)
		{
		return -ENOSYS;
		}

		static inline int lmh_sensor_register(char *sensor_name,
		struct lmh_sensor_ops *ops)
		{
		return -ENOSYS;
		}

		static inline void lmh_sensor_deregister(struct lmh_sensor_ops *ops)
		{
		return;
		}

		static inline int lmh_device_register(char *device_name,
		struct lmh_device_ops *ops)
		{
		return -ENOSYS;
		}

		static inline void lmh_device_deregister(struct lmh_device_ops *ops)
		{
		return;
		}
		#endif

		#endif /__LMH_INTERFACE_H/