1/*
2 * Copyright 2013 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 */
23#ifndef PP_SISLANDS_SMC_H
24#define PP_SISLANDS_SMC_H
25
26#include "ppsmc.h"
27
28#pragma pack(push, 1)
29
30#define SISLANDS_MAX_SMC_PERFORMANCE_LEVELS_PER_SWSTATE 16
31
32struct PP_SIslands_Dpm2PerfLevel {
33 uint8_t MaxPS;
34 uint8_t TgtAct;
35 uint8_t MaxPS_StepInc;
36 uint8_t MaxPS_StepDec;
37 uint8_t PSSamplingTime;
38 uint8_t NearTDPDec;
39 uint8_t AboveSafeInc;
40 uint8_t BelowSafeInc;
41 uint8_t PSDeltaLimit;
42 uint8_t PSDeltaWin;
43 uint16_t PwrEfficiencyRatio;
44 uint8_t Reserved[4];
45};
46
47typedef struct PP_SIslands_Dpm2PerfLevel PP_SIslands_Dpm2PerfLevel;
48
49struct PP_SIslands_DPM2Status {
50 uint32_t dpm2Flags;
51 uint8_t CurrPSkip;
52 uint8_t CurrPSkipPowerShift;
53 uint8_t CurrPSkipTDP;
54 uint8_t CurrPSkipOCP;
55 uint8_t MaxSPLLIndex;
56 uint8_t MinSPLLIndex;
57 uint8_t CurrSPLLIndex;
58 uint8_t InfSweepMode;
59 uint8_t InfSweepDir;
60 uint8_t TDPexceeded;
61 uint8_t reserved;
62 uint8_t SwitchDownThreshold;
63 uint32_t SwitchDownCounter;
64 uint32_t SysScalingFactor;
65};
66
67typedef struct PP_SIslands_DPM2Status PP_SIslands_DPM2Status;
68
69struct PP_SIslands_DPM2Parameters {
70 uint32_t TDPLimit;
71 uint32_t NearTDPLimit;
72 uint32_t SafePowerLimit;
73 uint32_t PowerBoostLimit;
74 uint32_t MinLimitDelta;
75};
76typedef struct PP_SIslands_DPM2Parameters PP_SIslands_DPM2Parameters;
77
78struct PP_SIslands_PAPMStatus {
79 uint32_t EstimatedDGPU_T;
80 uint32_t EstimatedDGPU_P;
81 uint32_t EstimatedAPU_T;
82 uint32_t EstimatedAPU_P;
83 uint8_t dGPU_T_Limit_Exceeded;
84 uint8_t reserved[3];
85};
86typedef struct PP_SIslands_PAPMStatus PP_SIslands_PAPMStatus;
87
88struct PP_SIslands_PAPMParameters {
89 uint32_t NearTDPLimitTherm;
90 uint32_t NearTDPLimitPAPM;
91 uint32_t PlatformPowerLimit;
92 uint32_t dGPU_T_Limit;
93 uint32_t dGPU_T_Warning;
94 uint32_t dGPU_T_Hysteresis;
95};
96typedef struct PP_SIslands_PAPMParameters PP_SIslands_PAPMParameters;
97
98struct SISLANDS_SMC_SCLK_VALUE {
99 uint32_t vCG_SPLL_FUNC_CNTL;
100 uint32_t vCG_SPLL_FUNC_CNTL_2;
101 uint32_t vCG_SPLL_FUNC_CNTL_3;
102 uint32_t vCG_SPLL_FUNC_CNTL_4;
103 uint32_t vCG_SPLL_SPREAD_SPECTRUM;
104 uint32_t vCG_SPLL_SPREAD_SPECTRUM_2;
105 uint32_t sclk_value;
106};
107
108typedef struct SISLANDS_SMC_SCLK_VALUE SISLANDS_SMC_SCLK_VALUE;
109
110struct SISLANDS_SMC_MCLK_VALUE {
111 uint32_t vMPLL_FUNC_CNTL;
112 uint32_t vMPLL_FUNC_CNTL_1;
113 uint32_t vMPLL_FUNC_CNTL_2;
114 uint32_t vMPLL_AD_FUNC_CNTL;
115 uint32_t vMPLL_DQ_FUNC_CNTL;
116 uint32_t vMCLK_PWRMGT_CNTL;
117 uint32_t vDLL_CNTL;
118 uint32_t vMPLL_SS;
119 uint32_t vMPLL_SS2;
120 uint32_t mclk_value;
121};
122
123typedef struct SISLANDS_SMC_MCLK_VALUE SISLANDS_SMC_MCLK_VALUE;
124
125struct SISLANDS_SMC_VOLTAGE_VALUE {
126 uint16_t value;
127 uint8_t index;
128 uint8_t phase_settings;
129};
130
131typedef struct SISLANDS_SMC_VOLTAGE_VALUE SISLANDS_SMC_VOLTAGE_VALUE;
132
133struct SISLANDS_SMC_HW_PERFORMANCE_LEVEL {
134 uint8_t ACIndex;
135 uint8_t displayWatermark;
136 uint8_t gen2PCIE;
137 uint8_t UVDWatermark;
138 uint8_t VCEWatermark;
139 uint8_t strobeMode;
140 uint8_t mcFlags;
141 uint8_t padding;
142 uint32_t aT;
143 uint32_t bSP;
144 SISLANDS_SMC_SCLK_VALUE sclk;
145 SISLANDS_SMC_MCLK_VALUE mclk;
146 SISLANDS_SMC_VOLTAGE_VALUE vddc;
147 SISLANDS_SMC_VOLTAGE_VALUE mvdd;
148 SISLANDS_SMC_VOLTAGE_VALUE vddci;
149 SISLANDS_SMC_VOLTAGE_VALUE std_vddc;
150 uint8_t hysteresisUp;
151 uint8_t hysteresisDown;
152 uint8_t stateFlags;
153 uint8_t arbRefreshState;
154 uint32_t SQPowerThrottle;
155 uint32_t SQPowerThrottle_2;
156 uint32_t MaxPoweredUpCU;
157 SISLANDS_SMC_VOLTAGE_VALUE high_temp_vddc;
158 SISLANDS_SMC_VOLTAGE_VALUE low_temp_vddc;
159 uint32_t reserved[2];
160 PP_SIslands_Dpm2PerfLevel dpm2;
161};
162
163#define SISLANDS_SMC_STROBE_RATIO 0x0F
164#define SISLANDS_SMC_STROBE_ENABLE 0x10
165
166#define SISLANDS_SMC_MC_EDC_RD_FLAG 0x01
167#define SISLANDS_SMC_MC_EDC_WR_FLAG 0x02
168#define SISLANDS_SMC_MC_RTT_ENABLE 0x04
169#define SISLANDS_SMC_MC_STUTTER_EN 0x08
170#define SISLANDS_SMC_MC_PG_EN 0x10
171
172typedef struct SISLANDS_SMC_HW_PERFORMANCE_LEVEL SISLANDS_SMC_HW_PERFORMANCE_LEVEL;
173
174struct SISLANDS_SMC_SWSTATE {
175 uint8_t flags;
176 uint8_t levelCount;
177 uint8_t padding2;
178 uint8_t padding3;
179 SISLANDS_SMC_HW_PERFORMANCE_LEVEL levels[];
180};
181
182typedef struct SISLANDS_SMC_SWSTATE SISLANDS_SMC_SWSTATE;
183
184struct SISLANDS_SMC_SWSTATE_SINGLE {
185 uint8_t flags;
186 uint8_t levelCount;
187 uint8_t padding2;
188 uint8_t padding3;
189 SISLANDS_SMC_HW_PERFORMANCE_LEVEL level;
190};
191
192#define SISLANDS_SMC_VOLTAGEMASK_VDDC 0
193#define SISLANDS_SMC_VOLTAGEMASK_MVDD 1
194#define SISLANDS_SMC_VOLTAGEMASK_VDDCI 2
195#define SISLANDS_SMC_VOLTAGEMASK_VDDC_PHASE_SHEDDING 3
196#define SISLANDS_SMC_VOLTAGEMASK_MAX 4
197
198struct SISLANDS_SMC_VOLTAGEMASKTABLE {
199 uint32_t lowMask[SISLANDS_SMC_VOLTAGEMASK_MAX];
200};
201
202typedef struct SISLANDS_SMC_VOLTAGEMASKTABLE SISLANDS_SMC_VOLTAGEMASKTABLE;
203
204#define SISLANDS_MAX_NO_VREG_STEPS 32
205
206struct SISLANDS_SMC_STATETABLE {
207 uint8_t thermalProtectType;
208 uint8_t systemFlags;
209 uint8_t maxVDDCIndexInPPTable;
210 uint8_t extraFlags;
211 uint32_t lowSMIO[SISLANDS_MAX_NO_VREG_STEPS];
212 SISLANDS_SMC_VOLTAGEMASKTABLE voltageMaskTable;
213 SISLANDS_SMC_VOLTAGEMASKTABLE phaseMaskTable;
214 PP_SIslands_DPM2Parameters dpm2Params;
215 struct SISLANDS_SMC_SWSTATE_SINGLE initialState;
216 struct SISLANDS_SMC_SWSTATE_SINGLE ACPIState;
217 struct SISLANDS_SMC_SWSTATE_SINGLE ULVState;
218 SISLANDS_SMC_SWSTATE driverState;
219 SISLANDS_SMC_HW_PERFORMANCE_LEVEL dpmLevels[SISLANDS_MAX_SMC_PERFORMANCE_LEVELS_PER_SWSTATE];
220};
221
222typedef struct SISLANDS_SMC_STATETABLE SISLANDS_SMC_STATETABLE;
223
224#define SI_SMC_SOFT_REGISTER_mclk_chg_timeout 0x0
225#define SI_SMC_SOFT_REGISTER_delay_vreg 0xC
226#define SI_SMC_SOFT_REGISTER_delay_acpi 0x28
227#define SI_SMC_SOFT_REGISTER_seq_index 0x5C
228#define SI_SMC_SOFT_REGISTER_mvdd_chg_time 0x60
229#define SI_SMC_SOFT_REGISTER_mclk_switch_lim 0x70
230#define SI_SMC_SOFT_REGISTER_watermark_threshold 0x78
231#define SI_SMC_SOFT_REGISTER_phase_shedding_delay 0x88
232#define SI_SMC_SOFT_REGISTER_ulv_volt_change_delay 0x8C
233#define SI_SMC_SOFT_REGISTER_mc_block_delay 0x98
234#define SI_SMC_SOFT_REGISTER_ticks_per_us 0xA8
235#define SI_SMC_SOFT_REGISTER_crtc_index 0xC4
236#define SI_SMC_SOFT_REGISTER_mclk_change_block_cp_min 0xC8
237#define SI_SMC_SOFT_REGISTER_mclk_change_block_cp_max 0xCC
238#define SI_SMC_SOFT_REGISTER_non_ulv_pcie_link_width 0xF4
239#define SI_SMC_SOFT_REGISTER_tdr_is_about_to_happen 0xFC
240#define SI_SMC_SOFT_REGISTER_vr_hot_gpio 0x100
241#define SI_SMC_SOFT_REGISTER_svi_rework_plat_type 0x118
242#define SI_SMC_SOFT_REGISTER_svi_rework_gpio_id_svd 0x11c
243#define SI_SMC_SOFT_REGISTER_svi_rework_gpio_id_svc 0x120
244
245struct PP_SIslands_FanTable {
246 uint8_t fdo_mode;
247 uint8_t padding;
248 int16_t temp_min;
249 int16_t temp_med;
250 int16_t temp_max;
251 int16_t slope1;
252 int16_t slope2;
253 int16_t fdo_min;
254 int16_t hys_up;
255 int16_t hys_down;
256 int16_t hys_slope;
257 int16_t temp_resp_lim;
258 int16_t temp_curr;
259 int16_t slope_curr;
260 int16_t pwm_curr;
261 uint32_t refresh_period;
262 int16_t fdo_max;
263 uint8_t temp_src;
264 int8_t padding2;
265};
266
267typedef struct PP_SIslands_FanTable PP_SIslands_FanTable;
268
269#define SMC_SISLANDS_LKGE_LUT_NUM_OF_TEMP_ENTRIES 16
270#define SMC_SISLANDS_LKGE_LUT_NUM_OF_VOLT_ENTRIES 32
271
272#define SMC_SISLANDS_SCALE_I 7
273#define SMC_SISLANDS_SCALE_R 12
274
275struct PP_SIslands_CacConfig {
276 uint16_t cac_lkge_lut[SMC_SISLANDS_LKGE_LUT_NUM_OF_TEMP_ENTRIES][SMC_SISLANDS_LKGE_LUT_NUM_OF_VOLT_ENTRIES];
277 uint32_t lkge_lut_V0;
278 uint32_t lkge_lut_Vstep;
279 uint32_t WinTime;
280 uint32_t R_LL;
281 uint32_t calculation_repeats;
282 uint32_t l2numWin_TDP;
283 uint32_t dc_cac;
284 uint8_t lts_truncate_n;
285 uint8_t SHIFT_N;
286 uint8_t log2_PG_LKG_SCALE;
287 uint8_t cac_temp;
288 uint32_t lkge_lut_T0;
289 uint32_t lkge_lut_Tstep;
290};
291
292typedef struct PP_SIslands_CacConfig PP_SIslands_CacConfig;
293
294#define SMC_SISLANDS_MC_REGISTER_ARRAY_SIZE 16
295#define SMC_SISLANDS_MC_REGISTER_ARRAY_SET_COUNT 20
296
297struct SMC_SIslands_MCRegisterAddress {
298 uint16_t s0;
299 uint16_t s1;
300};
301
302typedef struct SMC_SIslands_MCRegisterAddress SMC_SIslands_MCRegisterAddress;
303
304struct SMC_SIslands_MCRegisterSet {
305 uint32_t value[SMC_SISLANDS_MC_REGISTER_ARRAY_SIZE];
306};
307
308typedef struct SMC_SIslands_MCRegisterSet SMC_SIslands_MCRegisterSet;
309
310struct SMC_SIslands_MCRegisters {
311 uint8_t last;
312 uint8_t reserved[3];
313 SMC_SIslands_MCRegisterAddress address[SMC_SISLANDS_MC_REGISTER_ARRAY_SIZE];
314 SMC_SIslands_MCRegisterSet data[SMC_SISLANDS_MC_REGISTER_ARRAY_SET_COUNT];
315};
316
317typedef struct SMC_SIslands_MCRegisters SMC_SIslands_MCRegisters;
318
319struct SMC_SIslands_MCArbDramTimingRegisterSet {
320 uint32_t mc_arb_dram_timing;
321 uint32_t mc_arb_dram_timing2;
322 uint8_t mc_arb_rfsh_rate;
323 uint8_t mc_arb_burst_time;
324 uint8_t padding[2];
325};
326
327typedef struct SMC_SIslands_MCArbDramTimingRegisterSet SMC_SIslands_MCArbDramTimingRegisterSet;
328
329struct SMC_SIslands_MCArbDramTimingRegisters {
330 uint8_t arb_current;
331 uint8_t reserved[3];
332 SMC_SIslands_MCArbDramTimingRegisterSet data[16];
333};
334
335typedef struct SMC_SIslands_MCArbDramTimingRegisters SMC_SIslands_MCArbDramTimingRegisters;
336
337struct SMC_SISLANDS_SPLL_DIV_TABLE {
338 uint32_t freq[256];
339 uint32_t ss[256];
340};
341
342#define SMC_SISLANDS_SPLL_DIV_TABLE_FBDIV_MASK 0x01ffffff
343#define SMC_SISLANDS_SPLL_DIV_TABLE_FBDIV_SHIFT 0
344#define SMC_SISLANDS_SPLL_DIV_TABLE_PDIV_MASK 0xfe000000
345#define SMC_SISLANDS_SPLL_DIV_TABLE_PDIV_SHIFT 25
346#define SMC_SISLANDS_SPLL_DIV_TABLE_CLKV_MASK 0x000fffff
347#define SMC_SISLANDS_SPLL_DIV_TABLE_CLKV_SHIFT 0
348#define SMC_SISLANDS_SPLL_DIV_TABLE_CLKS_MASK 0xfff00000
349#define SMC_SISLANDS_SPLL_DIV_TABLE_CLKS_SHIFT 20
350
351typedef struct SMC_SISLANDS_SPLL_DIV_TABLE SMC_SISLANDS_SPLL_DIV_TABLE;
352
353#define SMC_SISLANDS_DTE_MAX_FILTER_STAGES 5
354
355#define SMC_SISLANDS_DTE_MAX_TEMPERATURE_DEPENDENT_ARRAY_SIZE 16
356
357struct Smc_SIslands_DTE_Configuration {
358 uint32_t tau[SMC_SISLANDS_DTE_MAX_FILTER_STAGES];
359 uint32_t R[SMC_SISLANDS_DTE_MAX_FILTER_STAGES];
360 uint32_t K;
361 uint32_t T0;
362 uint32_t MaxT;
363 uint8_t WindowSize;
364 uint8_t Tdep_count;
365 uint8_t temp_select;
366 uint8_t DTE_mode;
367 uint8_t T_limits[SMC_SISLANDS_DTE_MAX_TEMPERATURE_DEPENDENT_ARRAY_SIZE];
368 uint32_t Tdep_tau[SMC_SISLANDS_DTE_MAX_TEMPERATURE_DEPENDENT_ARRAY_SIZE];
369 uint32_t Tdep_R[SMC_SISLANDS_DTE_MAX_TEMPERATURE_DEPENDENT_ARRAY_SIZE];
370 uint32_t Tthreshold;
371};
372
373typedef struct Smc_SIslands_DTE_Configuration Smc_SIslands_DTE_Configuration;
374
375#define SMC_SISLANDS_DTE_STATUS_FLAG_DTE_ON 1
376
377#define SISLANDS_SMC_FIRMWARE_HEADER_LOCATION 0x10000
378
379#define SISLANDS_SMC_FIRMWARE_HEADER_version 0x0
380#define SISLANDS_SMC_FIRMWARE_HEADER_flags 0x4
381#define SISLANDS_SMC_FIRMWARE_HEADER_softRegisters 0xC
382#define SISLANDS_SMC_FIRMWARE_HEADER_stateTable 0x10
383#define SISLANDS_SMC_FIRMWARE_HEADER_fanTable 0x14
384#define SISLANDS_SMC_FIRMWARE_HEADER_CacConfigTable 0x18
385#define SISLANDS_SMC_FIRMWARE_HEADER_mcRegisterTable 0x24
386#define SISLANDS_SMC_FIRMWARE_HEADER_mcArbDramAutoRefreshTable 0x30
387#define SISLANDS_SMC_FIRMWARE_HEADER_spllTable 0x38
388#define SISLANDS_SMC_FIRMWARE_HEADER_DteConfiguration 0x40
389#define SISLANDS_SMC_FIRMWARE_HEADER_PAPMParameters 0x48
390
391#pragma pack(pop)
392
393int amdgpu_si_copy_bytes_to_smc(struct amdgpu_device *adev,
394 u32 smc_start_address,
395 const u8 *src, u32 byte_count, u32 limit);
396void amdgpu_si_start_smc(struct amdgpu_device *adev);
397void amdgpu_si_reset_smc(struct amdgpu_device *adev);
398int amdgpu_si_program_jump_on_start(struct amdgpu_device *adev);
399void amdgpu_si_smc_clock(struct amdgpu_device *adev, bool enable);
400bool amdgpu_si_is_smc_running(struct amdgpu_device *adev);
401PPSMC_Result amdgpu_si_send_msg_to_smc(struct amdgpu_device *adev, PPSMC_Msg msg);
402PPSMC_Result amdgpu_si_wait_for_smc_inactive(struct amdgpu_device *adev);
403int amdgpu_si_load_smc_ucode(struct amdgpu_device *adev, u32 limit);
404int amdgpu_si_read_smc_sram_dword(struct amdgpu_device *adev, u32 smc_address,
405 u32 *value, u32 limit);
406int amdgpu_si_write_smc_sram_dword(struct amdgpu_device *adev, u32 smc_address,
407 u32 value, u32 limit);
408
409#endif
410
411

source code of linux/drivers/gpu/drm/amd/pm/legacy-dpm/sislands_smc.h