powerplay/hwmgr/processpptables.h

0001 /*
0002  * Copyright 2015 Advanced Micro Devices, Inc.
0003  *
0004  * Permission is hereby granted, free of charge, to any person obtaining a
0005  * copy of this software and associated documentation files (the "Software"),
0006  * to deal in the Software without restriction, including without limitation
0007  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
0008  * and/or sell copies of the Software, and to permit persons to whom the
0009  * Software is furnished to do so, subject to the following conditions:
0010  *
0011  * The above copyright notice and this permission notice shall be included in
0012  * all copies or substantial portions of the Software.
0013  *
0014  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
0015  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
0016  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
0017  * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
0018  * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
0019  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
0020  * OTHER DEALINGS IN THE SOFTWARE.
0021  * Interface Functions related to the BIOS PowerPlay Tables.
0022  *
0023  */
0024
0025 #ifndef PROCESSPPTABLES_H
0026 #define PROCESSPPTABLES_H
0027
0028 struct pp_hwmgr;
0029 struct pp_power_state;
0030 struct pp_hw_power_state;
0031
0032 extern const struct pp_table_func pptable_funcs;
0033
0034 typedef int (*pp_tables_hw_clock_info_callback)(struct pp_hwmgr *hwmgr,
0035                         struct pp_hw_power_state *hw_ps,
0036                         unsigned int index,
0037                         const void *clock_info);
0038
0039 int pp_tables_get_num_of_entries(struct pp_hwmgr *hwmgr,
0040                  unsigned long *num_of_entries);
0041
0042 int pp_tables_get_entry(struct pp_hwmgr *hwmgr,
0043             unsigned long entry_index,
0044             struct pp_power_state *ps,
0045             pp_tables_hw_clock_info_callback func);
0046
0047 int pp_tables_get_response_times(struct pp_hwmgr *hwmgr,
0048                  uint32_t *vol_rep_time, uint32_t *bb_rep_time);
0049
0050 #endif