drivers/gpu/drm/amd/powerplay/hwmgr/iceland_clockpowergating.h

   1 /*
   2  * Copyright 2016 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  *
  22  * Author: Huang Rui <ray.huang@amd.com>
  23  *
  24  */
  25
  26 #ifndef _ICELAND_CLOCK_POWER_GATING_H_
  27 #define _ICELAND_CLOCK_POWER_GATING_H_
  28
  29 #include "iceland_hwmgr.h"
  30 #include "pp_asicblocks.h"
  31
  32 extern int iceland_phm_set_asic_block_gating(struct pp_hwmgr *hwmgr, enum PHM_AsicBlock block, enum PHM_ClockGateSetting gating);
  33 extern int iceland_phm_powergate_vce(struct pp_hwmgr *hwmgr, bool bgate);
  34 extern int iceland_phm_powergate_uvd(struct pp_hwmgr *hwmgr, bool bgate);
  35 extern int iceland_phm_powerdown_uvd(struct pp_hwmgr *hwmgr);
  36 extern int iceland_phm_disable_clock_power_gating(struct pp_hwmgr *hwmgr);
  37 extern int iceland_phm_update_clock_gatings(struct pp_hwmgr *hwmgr, const uint32_t *msg_id);
  38 #endif /* _ICELAND_CLOCK_POWER_GATING_H_ */