linux_dsm_epyc7002/drivers/gpu/drm/amd/powerplay/hwmgr/processpptables.h
Huang Rui f476852a8c drm/amd/powerplay: add pp_tables_get_response_times function in process pptables
The pp_tables_get_response_times function will be used on iceland HW
mananger.

Signed-off-by: Huang Rui <ray.huang@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2016-07-15 12:34:03 -04:00

51 lines
1.9 KiB
C

/*
* Copyright 2015 Advanced Micro Devices, Inc.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
* OTHER DEALINGS IN THE SOFTWARE.
* Interface Functions related to the BIOS PowerPlay Tables.
*
*/
#ifndef PROCESSPPTABLES_H
#define PROCESSPPTABLES_H
struct pp_hwmgr;
struct pp_power_state;
struct pp_hw_power_state;
extern const struct pp_table_func pptable_funcs;
typedef int (*pp_tables_hw_clock_info_callback)(struct pp_hwmgr *hwmgr,
struct pp_hw_power_state *hw_ps,
unsigned int index,
const void *clock_info);
int pp_tables_get_num_of_entries(struct pp_hwmgr *hwmgr,
unsigned long *num_of_entries);
int pp_tables_get_entry(struct pp_hwmgr *hwmgr,
unsigned long entry_index,
struct pp_power_state *ps,
pp_tables_hw_clock_info_callback func);
int pp_tables_get_response_times(struct pp_hwmgr *hwmgr,
uint32_t *vol_rep_time, uint32_t *bb_rep_time);
#endif