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_HW_LOCK_MGR_H_
27 #define _DMUB_HW_LOCK_MGR_H_
28 
29 #include "dc_dmub_srv.h"
30 #include "core_types.h"
31 
32 void dmub_hw_lock_mgr_cmd(struct dc_dmub_srv *dmub_srv,
33 				bool lock,
34 				union dmub_hw_lock_flags *hw_locks,
35 				struct dmub_hw_lock_inst_flags *inst_flags);
36 
37 void dmub_hw_lock_mgr_inbox0_cmd(struct dc_dmub_srv *dmub_srv,
38 		union dmub_inbox0_cmd_lock_hw hw_lock_cmd);
39 
40 bool should_use_dmub_lock(struct dc_link *link);
41 
42 #endif /*_DMUB_HW_LOCK_MGR_H_ */
43