1 /* SPDX-License-Identifier: GPL-2.0-or-later */
2 /*
3  * Platform profile sysfs interface
4  *
5  * See Documentation/userspace-api/sysfs-platform_profile.rst for more
6  * information.
7  */
8 
9 #ifndef _PLATFORM_PROFILE_H_
10 #define _PLATFORM_PROFILE_H_
11 
12 #include <linux/device.h>
13 #include <linux/bitops.h>
14 
15 /*
16  * If more options are added please update profile_names array in
17  * platform_profile.c and sysfs-platform_profile documentation.
18  */
19 
20 enum platform_profile_option {
21 	PLATFORM_PROFILE_LOW_POWER,
22 	PLATFORM_PROFILE_COOL,
23 	PLATFORM_PROFILE_QUIET,
24 	PLATFORM_PROFILE_BALANCED,
25 	PLATFORM_PROFILE_BALANCED_PERFORMANCE,
26 	PLATFORM_PROFILE_PERFORMANCE,
27 	PLATFORM_PROFILE_CUSTOM,
28 	PLATFORM_PROFILE_LAST, /*must always be last */
29 };
30 
31 struct platform_profile_ops {
32 	int (*probe)(void *drvdata, unsigned long *choices);
33 	int (*profile_get)(struct device *dev, enum platform_profile_option *profile);
34 	int (*profile_set)(struct device *dev, enum platform_profile_option profile);
35 };
36 
37 struct device *platform_profile_register(struct device *dev, const char *name,
38 					 void *drvdata,
39 					 const struct platform_profile_ops *ops);
40 int platform_profile_remove(struct device *dev);
41 struct device *devm_platform_profile_register(struct device *dev, const char *name,
42 					      void *drvdata,
43 					      const struct platform_profile_ops *ops);
44 int platform_profile_cycle(void);
45 void platform_profile_notify(struct device *dev);
46 
47 #endif  /*_PLATFORM_PROFILE_H_*/
48