xref: /openbmc/linux/include/soc/qcom/rpmh.h (revision ebd09753)
1 /* SPDX-License-Identifier: GPL-2.0 */
2 /*
3  * Copyright (c) 2016-2018, The Linux Foundation. All rights reserved.
4  */
5 
6 #ifndef __SOC_QCOM_RPMH_H__
7 #define __SOC_QCOM_RPMH_H__
8 
9 #include <soc/qcom/tcs.h>
10 #include <linux/platform_device.h>
11 
12 
13 #if IS_ENABLED(CONFIG_QCOM_RPMH)
14 int rpmh_write(const struct device *dev, enum rpmh_state state,
15 	       const struct tcs_cmd *cmd, u32 n);
16 
17 int rpmh_write_async(const struct device *dev, enum rpmh_state state,
18 		     const struct tcs_cmd *cmd, u32 n);
19 
20 int rpmh_write_batch(const struct device *dev, enum rpmh_state state,
21 		     const struct tcs_cmd *cmd, u32 *n);
22 
23 int rpmh_flush(const struct device *dev);
24 
25 int rpmh_invalidate(const struct device *dev);
26 
27 #else
28 
29 static inline int rpmh_write(const struct device *dev, enum rpmh_state state,
30 			     const struct tcs_cmd *cmd, u32 n)
31 { return -ENODEV; }
32 
33 static inline int rpmh_write_async(const struct device *dev,
34 				   enum rpmh_state state,
35 				   const struct tcs_cmd *cmd, u32 n)
36 { return -ENODEV; }
37 
38 static inline int rpmh_write_batch(const struct device *dev,
39 				   enum rpmh_state state,
40 				   const struct tcs_cmd *cmd, u32 *n)
41 { return -ENODEV; }
42 
43 static inline int rpmh_flush(const struct device *dev)
44 { return -ENODEV; }
45 
46 static inline int rpmh_invalidate(const struct device *dev)
47 { return -ENODEV; }
48 
49 #endif /* CONFIG_QCOM_RPMH */
50 
51 #endif /* __SOC_QCOM_RPMH_H__ */
52