linux_kernel/drivers/gpu/drm/amd/powerplay/inc/smu10_driver_if.h

/*
 * Copyright 2017 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 SMU10_DRIVER_IF_H
#define SMU10_DRIVER_IF_H

#define SMU10_DRIVER_IF_VERSION 0x6

#define NUM_DSPCLK_LEVELS 8

typedef struct {
	int32_t value;
	uint32_t numFractionalBits;
} FloatInIntFormat_t;

typedef enum {
	DSPCLK_DCEFCLK = 0,
	DSPCLK_DISPCLK,
	DSPCLK_PIXCLK,
	DSPCLK_PHYCLK,
	DSPCLK_COUNT,
} DSPCLK_e;

typedef struct {
	uint16_t Freq;
	uint16_t Vid;
} DisplayClockTable_t;


typedef struct {
	uint16_t MinClock; /* This is either DCFCLK or SOCCLK (in MHz) */
	uint16_t MaxClock; /* This is either DCFCLK or SOCCLK (in MHz) */
	uint16_t MinMclk;
	uint16_t MaxMclk;

	uint8_t  WmSetting;
	uint8_t  Padding[3];
} WatermarkRowGeneric_t;

#define NUM_WM_RANGES 4

typedef enum {
	WM_SOCCLK = 0,
	WM_DCFCLK,
	WM_COUNT,
} WM_CLOCK_e;

typedef struct {
	WatermarkRowGeneric_t WatermarkRow[WM_COUNT][NUM_WM_RANGES];
	uint32_t              MmHubPadding[7];
} Watermarks_t;

typedef enum {
	CUSTOM_DPM_SETTING_GFXCLK,
	CUSTOM_DPM_SETTING_CCLK,
	CUSTOM_DPM_SETTING_FCLK_CCX,
	CUSTOM_DPM_SETTING_FCLK_GFX,
	CUSTOM_DPM_SETTING_FCLK_STALLS,
	CUSTOM_DPM_SETTING_LCLK,
	CUSTOM_DPM_SETTING_COUNT,
} CUSTOM_DPM_SETTING_e;

typedef struct {
	uint8_t             ActiveHystLimit;
	uint8_t             IdleHystLimit;
	uint8_t             FPS;
	uint8_t             MinActiveFreqType;
	FloatInIntFormat_t  MinActiveFreq;
	FloatInIntFormat_t  PD_Data_limit;
	FloatInIntFormat_t  PD_Data_time_constant;
	FloatInIntFormat_t  PD_Data_error_coeff;
	FloatInIntFormat_t  PD_Data_error_rate_coeff;
} DpmActivityMonitorCoeffExt_t;

typedef struct {
	DpmActivityMonitorCoeffExt_t DpmActivityMonitorCoeff[CUSTOM_DPM_SETTING_COUNT];
} CustomDpmSettings_t;

#define NUM_SOCCLK_DPM_LEVELS  8
#define NUM_DCEFCLK_DPM_LEVELS 4
#define NUM_FCLK_DPM_LEVELS    4
#define NUM_MEMCLK_DPM_LEVELS  4

typedef struct {
	uint32_t  Freq; /* In MHz */
	uint32_t  Vol;  /* Millivolts with 2 fractional bits */
} DpmClock_t;

typedef struct {
	DpmClock_t DcefClocks[NUM_DCEFCLK_DPM_LEVELS];
	DpmClock_t SocClocks[NUM_SOCCLK_DPM_LEVELS];
	DpmClock_t FClocks[NUM_FCLK_DPM_LEVELS];
	DpmClock_t MemClocks[NUM_MEMCLK_DPM_LEVELS];
} DpmClocks_t;

#endif