linux/drivers/gpu/drm/amd/powerplay/hwmgr/fiji_powertune.h
Eric Huang aabcb7c11e drm/amd/powerplay: add Fiji DPM support.
This enabled DPM support for Fiji.  DPM is dynamic
clock and voltage scaling.

v2: rename fiji_hwmgr_early_init to fiji_hwmgr_init
v3: (agd) fold in endian fix, additional function addition

Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Eric Huang <JinHuiEric.Huang@amd.com>
2015-12-21 16:42:17 -05:00

67 lines
2.4 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.
*
*/
#ifndef FIJI_POWERTUNE_H
#define FIJI_POWERTUNE_H
enum fiji_pt_config_reg_type {
FIJI_CONFIGREG_MMR = 0,
FIJI_CONFIGREG_SMC_IND,
FIJI_CONFIGREG_DIDT_IND,
FIJI_CONFIGREG_CACHE,
FIJI_CONFIGREG_MAX
};
/* PowerContainment Features */
#define POWERCONTAINMENT_FEATURE_DTE 0x00000001
#define POWERCONTAINMENT_FEATURE_TDCLimit 0x00000002
#define POWERCONTAINMENT_FEATURE_PkgPwrLimit 0x00000004
struct fiji_pt_config_reg {
uint32_t offset;
uint32_t mask;
uint32_t shift;
uint32_t value;
enum fiji_pt_config_reg_type type;
};
struct fiji_pt_defaults
{
uint8_t SviLoadLineEn;
uint8_t SviLoadLineVddC;
uint8_t TDC_VDDC_ThrottleReleaseLimitPerc;
uint8_t TDC_MAWt;
uint8_t TdcWaterfallCtl;
uint8_t DTEAmbientTempBase;
};
void fiji_initialize_power_tune_defaults(struct pp_hwmgr *hwmgr);
int fiji_populate_bapm_parameters_in_dpm_table(struct pp_hwmgr *hwmgr);
int fiji_populate_pm_fuses(struct pp_hwmgr *hwmgr);
int fiji_enable_smc_cac(struct pp_hwmgr *hwmgr);
int fiji_enable_power_containment(struct pp_hwmgr *hwmgr);
int fiji_set_power_limit(struct pp_hwmgr *hwmgr, uint32_t n);
int fiji_power_control_set_level(struct pp_hwmgr *hwmgr);
#endif /* FIJI_POWERTUNE_H */