1 /* $NetBSD: processpptables.h,v 1.2 2021/12/18 23:45:26 riastradh Exp $ */ 2 3 /* 4 * Copyright 2015 Advanced Micro Devices, Inc. 5 * 6 * Permission is hereby granted, free of charge, to any person obtaining a 7 * copy of this software and associated documentation files (the "Software"), 8 * to deal in the Software without restriction, including without limitation 9 * the rights to use, copy, modify, merge, publish, distribute, sublicense, 10 * and/or sell copies of the Software, and to permit persons to whom the 11 * Software is furnished to do so, subject to the following conditions: 12 * 13 * The above copyright notice and this permission notice shall be included in 14 * all copies or substantial portions of the Software. 15 * 16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 19 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR 20 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, 21 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR 22 * OTHER DEALINGS IN THE SOFTWARE. 23 * Interface Functions related to the BIOS PowerPlay Tables. 24 * 25 */ 26 27 #ifndef PROCESSPPTABLES_H 28 #define PROCESSPPTABLES_H 29 30 struct pp_hwmgr; 31 struct pp_power_state; 32 struct pp_hw_power_state; 33 34 extern const struct pp_table_func pptable_funcs; 35 36 typedef int (*pp_tables_hw_clock_info_callback)(struct pp_hwmgr *hwmgr, 37 struct pp_hw_power_state *hw_ps, 38 unsigned int index, 39 const void *clock_info); 40 41 int pp_tables_get_num_of_entries(struct pp_hwmgr *hwmgr, 42 unsigned long *num_of_entries); 43 44 int pp_tables_get_entry(struct pp_hwmgr *hwmgr, 45 unsigned long entry_index, 46 struct pp_power_state *ps, 47 pp_tables_hw_clock_info_callback func); 48 49 int pp_tables_get_response_times(struct pp_hwmgr *hwmgr, 50 uint32_t *vol_rep_time, uint32_t *bb_rep_time); 51 52 #endif 53