cachepc-linux

Fork of AMDESE/linux with modifications for CachePC side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-linux
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dcn301_smu.h (5171B)


      1/*
      2 * Copyright 2020 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 * Authors: AMD
     23 *
     24 */
     25
     26#ifndef DAL_DC_301_SMU_H_
     27#define DAL_DC_301_SMU_H_
     28
     29#define SMU13_DRIVER_IF_VERSION 2
     30
     31typedef struct {
     32	uint32_t fclk;
     33	uint32_t memclk;
     34	uint32_t voltage;
     35} df_pstate_t;
     36
     37typedef struct {
     38	uint32_t vclk;
     39	uint32_t dclk;
     40} vcn_clk_t;
     41
     42typedef enum {
     43	DSPCLK_DCFCLK = 0,
     44	DSPCLK_DISPCLK,
     45	DSPCLK_PIXCLK,
     46	DSPCLK_PHYCLK,
     47	DSPCLK_COUNT,
     48} DSPCLK_e;
     49
     50typedef struct {
     51	uint16_t Freq; // in MHz
     52	uint16_t Vid;  // min voltage in SVI2 VID
     53} DisplayClockTable_t;
     54
     55typedef struct {
     56	uint16_t MinClock; // This is either DCFCLK or SOCCLK (in MHz)
     57	uint16_t MaxClock; // This is either DCFCLK or SOCCLK (in MHz)
     58	uint16_t MinMclk;
     59	uint16_t MaxMclk;
     60
     61	uint8_t  WmSetting;
     62	uint8_t  WmType;  // Used for normal pstate change or memory retraining
     63	uint8_t  Padding[2];
     64} WatermarkRowGeneric_t;
     65
     66
     67#define NUM_WM_RANGES 4
     68
     69typedef enum {
     70	WM_SOCCLK = 0,
     71	WM_DCFCLK,
     72	WM_COUNT,
     73} WM_CLOCK_e;
     74
     75typedef struct {
     76  // Watermarks
     77	WatermarkRowGeneric_t WatermarkRow[WM_COUNT][NUM_WM_RANGES];
     78
     79	uint32_t     MmHubPadding[7]; // SMU internal use
     80} Watermarks_t;
     81
     82
     83#define TABLE_WATERMARKS         1
     84#define TABLE_DPMCLOCKS          4 // Called by Driver
     85
     86
     87#define VG_NUM_DCFCLK_DPM_LEVELS   7
     88#define VG_NUM_DISPCLK_DPM_LEVELS  7
     89#define VG_NUM_DPPCLK_DPM_LEVELS   7
     90#define VG_NUM_SOCCLK_DPM_LEVELS   7
     91#define VG_NUM_ISPICLK_DPM_LEVELS  7
     92#define VG_NUM_ISPXCLK_DPM_LEVELS  7
     93#define VG_NUM_VCN_DPM_LEVELS      5
     94#define VG_NUM_FCLK_DPM_LEVELS     4
     95#define VG_NUM_SOC_VOLTAGE_LEVELS  8
     96
     97// copy from vgh/vangogh/pmfw_driver_if.h
     98struct vg_dpm_clocks {
     99	uint32_t DcfClocks[VG_NUM_DCFCLK_DPM_LEVELS];
    100	uint32_t DispClocks[VG_NUM_DISPCLK_DPM_LEVELS];
    101	uint32_t DppClocks[VG_NUM_DPPCLK_DPM_LEVELS];
    102	uint32_t SocClocks[VG_NUM_SOCCLK_DPM_LEVELS];
    103	uint32_t IspiClocks[VG_NUM_ISPICLK_DPM_LEVELS];
    104	uint32_t IspxClocks[VG_NUM_ISPXCLK_DPM_LEVELS];
    105	vcn_clk_t VcnClocks[VG_NUM_VCN_DPM_LEVELS];
    106
    107	uint32_t SocVoltage[VG_NUM_SOC_VOLTAGE_LEVELS];
    108
    109	df_pstate_t DfPstateTable[VG_NUM_FCLK_DPM_LEVELS];
    110
    111	uint32_t MinGfxClk;
    112	uint32_t MaxGfxClk;
    113
    114	uint8_t NumDfPstatesEnabled;
    115	uint8_t NumDcfclkLevelsEnabled;
    116	uint8_t NumDispClkLevelsEnabled;  //applies to both dispclk and dppclk
    117	uint8_t NumSocClkLevelsEnabled;
    118
    119	uint8_t IspClkLevelsEnabled;  //applies to both ispiclk and ispxclk
    120	uint8_t VcnClkLevelsEnabled;  //applies to both vclk/dclk
    121	uint8_t spare[2];
    122};
    123
    124struct smu_dpm_clks {
    125	struct vg_dpm_clocks *dpm_clks;
    126	union large_integer mc_address;
    127};
    128
    129struct watermarks {
    130  // Watermarks
    131	WatermarkRowGeneric_t WatermarkRow[WM_COUNT][NUM_WM_RANGES];
    132
    133	uint32_t     MmHubPadding[7]; // SMU internal use
    134};
    135
    136
    137struct display_idle_optimization {
    138	unsigned int df_request_disabled : 1;
    139	unsigned int phy_ref_clk_off     : 1;
    140	unsigned int s0i2_rdy            : 1;
    141	unsigned int reserved            : 29;
    142};
    143
    144union display_idle_optimization_u {
    145	struct display_idle_optimization idle_info;
    146	uint32_t data;
    147};
    148
    149
    150int dcn301_smu_get_smu_version(struct clk_mgr_internal *clk_mgr);
    151int dcn301_smu_set_dispclk(struct clk_mgr_internal *clk_mgr, int requested_dispclk_khz);
    152int dcn301_smu_set_dprefclk(struct clk_mgr_internal *clk_mgr);
    153int dcn301_smu_set_hard_min_dcfclk(struct clk_mgr_internal *clk_mgr, int requested_dcfclk_khz);
    154int dcn301_smu_set_min_deep_sleep_dcfclk(struct clk_mgr_internal *clk_mgr, int requested_min_ds_dcfclk_khz);
    155int dcn301_smu_set_dppclk(struct clk_mgr_internal *clk_mgr, int requested_dpp_khz);
    156void dcn301_smu_set_display_idle_optimization(struct clk_mgr_internal *clk_mgr, uint32_t idle_info);
    157void dcn301_smu_enable_phy_refclk_pwrdwn(struct clk_mgr_internal *clk_mgr, bool enable);
    158void dcn301_smu_enable_pme_wa(struct clk_mgr_internal *clk_mgr);
    159void dcn301_smu_set_dram_addr_high(struct clk_mgr_internal *clk_mgr, uint32_t addr_high);
    160void dcn301_smu_set_dram_addr_low(struct clk_mgr_internal *clk_mgr, uint32_t addr_low);
    161void dcn301_smu_transfer_dpm_table_smu_2_dram(struct clk_mgr_internal *clk_mgr);
    162void dcn301_smu_transfer_wm_table_dram_2_smu(struct clk_mgr_internal *clk_mgr);
    163
    164#endif /* DAL_DC_301_SMU_H_ */