1 /*
2  * Copyright 2012-16 Advanced Micro Devices, Inc.
3  *
4  * Permission is hereby granted, free of charge, to any person obtaining a
5  * copy of this software and associated documentation files (the "Software"),
6  * to deal in the Software without restriction, including without limitation
7  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8  * and/or sell copies of the Software, and to permit persons to whom the
9  * Software is furnished to do so, subject to the following conditions:
10  *
11  * The above copyright notice and this permission notice shall be included in
12  * all copies or substantial portions of the Software.
13  *
14  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
17  * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
18  * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
19  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
20  * OTHER DEALINGS IN THE SOFTWARE.
21  *
22  * Authors: AMD
23  *
24  */
25 
26 #ifndef _DMUB_PSR_H_
27 #define _DMUB_PSR_H_
28 
29 #include "os_types.h"
30 
31 struct dmub_psr {
32 	struct dc_context *ctx;
33 	const struct dmub_psr_funcs *funcs;
34 };
35 
36 struct dmub_psr_funcs {
37 	void (*set_psr_enable)(struct dmub_psr *dmub, bool enable);
38 	bool (*setup_psr)(struct dmub_psr *dmub, struct dc_link *link, struct psr_context *psr_context);
39 	void (*get_psr_state)(uint32_t *psr_state);
40 	void (*set_psr_level)(struct dmub_psr *dmub, uint16_t psr_level);
41 };
42 
43 struct dmub_psr *dmub_psr_create(struct dc_context *ctx);
44 void dmub_psr_destroy(struct dmub_psr **dmub);
45 
46 
47 #endif /* _DCE_DMUB_H_ */
48