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 28 struct pp_hwmgr; 29 struct pp_power_state; 30 struct pp_hw_power_state; 31 32 extern const struct pp_table_func pptable_funcs; 33 34 typedef 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 39 int pp_tables_get_num_of_entries(struct pp_hwmgr *hwmgr, 40 unsigned long *num_of_entries); 41 42 int 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 47 int pp_tables_get_response_times(struct pp_hwmgr *hwmgr, 48 uint32_t *vol_rep_time, uint32_t *bb_rep_time); 49 50 #endif