1/*
2 * Copyright 2015 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 * Interface Functions related to the BIOS PowerPlay Tables.
22 *
23 */
24
25#ifndef PROCESSPPTABLES_H
26#define PROCESSPPTABLES_H
27
28struct pp_hwmgr;
29struct pp_power_state;
30struct pp_hw_power_state;
31
32extern const struct pp_table_func pptable_funcs;
33
34typedef int (*pp_tables_hw_clock_info_callback)(struct pp_hwmgr *hwmgr,
35						struct pp_hw_power_state *hw_ps,
36						unsigned int index,
37						const void *clock_info);
38
39int pp_tables_get_num_of_entries(struct pp_hwmgr *hwmgr,
40				 unsigned long *num_of_entries);
41
42int pp_tables_get_entry(struct pp_hwmgr *hwmgr,
43			unsigned long entry_index,
44			struct pp_power_state *ps,
45			pp_tables_hw_clock_info_callback func);
46
47int pp_tables_get_response_times(struct pp_hwmgr *hwmgr,
48				 uint32_t *vol_rep_time, uint32_t *bb_rep_time);
49
50#endif
51