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/*
* Copyright 2022 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.
*
* Authors: AMD
*
*/
#ifndef DAL_DC_35_SMU_H_
#define DAL_DC_35_SMU_H_
#include "os_types.h"
#ifndef PMFW_DRIVER_IF_H
#define PMFW_DRIVER_IF_H
#define PMFW_DRIVER_IF_VERSION 4
typedef enum {
DSPCLK_DCFCLK = 0,
DSPCLK_DISPCLK,
DSPCLK_PIXCLK,
DSPCLK_PHYCLK,
DSPCLK_COUNT,
} DSPCLK_e;
typedef struct {
uint16_t Freq; // in MHz
uint16_t Vid; // min voltage in SVI3 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 WmType; // Used for normal pstate change or memory retraining
uint8_t Padding[2];
} WatermarkRowGeneric_t;
#define NUM_WM_RANGES 4
#define WM_PSTATE_CHG 0
#define WM_RETRAINING 1
typedef enum {
WM_SOCCLK = 0,
WM_DCFCLK,
WM_COUNT,
} WM_CLOCK_e;
typedef struct {
// Watermarks
WatermarkRowGeneric_t WatermarkRow[WM_COUNT][NUM_WM_RANGES];
uint32_t MmHubPadding[7]; // SMU internal use
} Watermarks_t;
#define NUM_DCFCLK_DPM_LEVELS 8
#define NUM_DISPCLK_DPM_LEVELS 8
#define NUM_DPPCLK_DPM_LEVELS 8
#define NUM_SOCCLK_DPM_LEVELS 8
#define NUM_VCN_DPM_LEVELS 8
#define NUM_SOC_VOLTAGE_LEVELS 8
#define NUM_VPE_DPM_LEVELS 8
#define NUM_FCLK_DPM_LEVELS 8
#define NUM_MEM_PSTATE_LEVELS 4
typedef enum{
WCK_RATIO_1_1 = 0, // DDR5, Wck:ck is always 1:1;
WCK_RATIO_1_2,
WCK_RATIO_1_4,
WCK_RATIO_MAX
} WCK_RATIO_e;
typedef struct {
uint32_t UClk;
uint32_t MemClk;
uint32_t Voltage;
uint8_t WckRatio;
uint8_t Spare[3];
} MemPstateTable_t;
//Freq in MHz
//Voltage in milli volts with 2 fractional bits
typedef struct {
uint32_t DcfClocks[NUM_DCFCLK_DPM_LEVELS];
uint32_t DispClocks[NUM_DISPCLK_DPM_LEVELS];
uint32_t DppClocks[NUM_DPPCLK_DPM_LEVELS];
uint32_t SocClocks[NUM_SOCCLK_DPM_LEVELS];
uint32_t VClocks[NUM_VCN_DPM_LEVELS];
uint32_t DClocks[NUM_VCN_DPM_LEVELS];
uint32_t VPEClocks[NUM_VPE_DPM_LEVELS];
uint32_t FclkClocks_Freq[NUM_FCLK_DPM_LEVELS];
uint32_t FclkClocks_Voltage[NUM_FCLK_DPM_LEVELS];
uint32_t SocVoltage[NUM_SOC_VOLTAGE_LEVELS];
MemPstateTable_t MemPstateTable[NUM_MEM_PSTATE_LEVELS];
uint8_t NumDcfClkLevelsEnabled;
uint8_t NumDispClkLevelsEnabled; //Applies to both Dispclk and Dppclk
uint8_t NumSocClkLevelsEnabled;
uint8_t VcnClkLevelsEnabled; //Applies to both Vclk and Dclk
uint8_t VpeClkLevelsEnabled;
uint8_t NumMemPstatesEnabled;
uint8_t NumFclkLevelsEnabled;
uint8_t spare[2];
uint32_t MinGfxClk;
uint32_t MaxGfxClk;
} DpmClocks_t_dcn35;
// Throttler Status Bitmask
#define TABLE_BIOS_IF 0 // Called by BIOS
#define TABLE_WATERMARKS 1 // Called by DAL through VBIOS
#define TABLE_CUSTOM_DPM 2 // Called by Driver
#define TABLE_SPARE1 3
#define TABLE_DPMCLOCKS 4 // Called by Driver
#define TABLE_MOMENTARY_PM 5 // Called by Tools
#define TABLE_MODERN_STDBY 6 // Called by Tools for Modern Standby Log
#define TABLE_SMU_METRICS 7 // Called by Driver
#define TABLE_COUNT 8
#endif
struct dcn35_watermarks {
// Watermarks
WatermarkRowGeneric_t WatermarkRow[WM_COUNT][NUM_WM_RANGES];
uint32_t MmHubPadding[7]; // SMU internal use
};
struct dcn35_smu_dpm_clks {
DpmClocks_t_dcn35 *dpm_clks;
union large_integer mc_address;
};
/* TODO: taken from vgh, may not be correct */
struct display_idle_optimization {
unsigned int df_request_disabled : 1;
unsigned int phy_ref_clk_off : 1;
unsigned int s0i2_rdy : 1;
unsigned int reserved : 29;
};
union display_idle_optimization_u {
struct display_idle_optimization idle_info;
uint32_t data;
};
int dcn35_smu_get_smu_version(struct clk_mgr_internal *clk_mgr);
int dcn35_smu_set_dispclk(struct clk_mgr_internal *clk_mgr, int requested_dispclk_khz);
int dcn35_smu_set_dprefclk(struct clk_mgr_internal *clk_mgr);
int dcn35_smu_set_hard_min_dcfclk(struct clk_mgr_internal *clk_mgr, int requested_dcfclk_khz);
int dcn35_smu_set_min_deep_sleep_dcfclk(struct clk_mgr_internal *clk_mgr, int requested_min_ds_dcfclk_khz);
int dcn35_smu_set_dppclk(struct clk_mgr_internal *clk_mgr, int requested_dpp_khz);
void dcn35_smu_set_display_idle_optimization(struct clk_mgr_internal *clk_mgr, uint32_t idle_info);
void dcn35_smu_enable_phy_refclk_pwrdwn(struct clk_mgr_internal *clk_mgr, bool enable);
void dcn35_smu_enable_pme_wa(struct clk_mgr_internal *clk_mgr);
void dcn35_smu_set_dram_addr_high(struct clk_mgr_internal *clk_mgr, uint32_t addr_high);
void dcn35_smu_set_dram_addr_low(struct clk_mgr_internal *clk_mgr, uint32_t addr_low);
void dcn35_smu_transfer_dpm_table_smu_2_dram(struct clk_mgr_internal *clk_mgr);
void dcn35_smu_transfer_wm_table_dram_2_smu(struct clk_mgr_internal *clk_mgr);
void dcn35_smu_set_zstate_support(struct clk_mgr_internal *clk_mgr, enum dcn_zstate_support_state support);
void dcn35_smu_set_dtbclk(struct clk_mgr_internal *clk_mgr, bool enable);
void dcn35_vbios_smu_enable_48mhz_tmdp_refclk_pwrdwn(struct clk_mgr_internal *clk_mgr, bool enable);
int dcn35_smu_exit_low_power_state(struct clk_mgr_internal *clk_mgr);
int dcn35_smu_get_ips_supported(struct clk_mgr_internal *clk_mgr);
int dcn35_smu_get_dtbclk(struct clk_mgr_internal *clk_mgr);
int dcn35_smu_get_dprefclk(struct clk_mgr_internal *clk_mgr);
void dcn35_smu_write_ips_scratch(struct clk_mgr_internal *clk_mgr, uint32_t param);
uint32_t dcn35_smu_read_ips_scratch(struct clk_mgr_internal *clk_mgr);
#endif /* DAL_DC_35_SMU_H_ */
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