tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
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{
34 uint8_t MaxPS;
35 uint8_t TgtAct;
36 uint8_t MaxPS_StepInc;
37 uint8_t MaxPS_StepDec;
38 uint8_t PSSamplingTime;
39 uint8_t NearTDPDec;
40 uint8_t AboveSafeInc;
41 uint8_t BelowSafeInc;
42 uint8_t PSDeltaLimit;
43 uint8_t PSDeltaWin;
44 uint16_t PwrEfficiencyRatio;
45 uint8_t Reserved[4];
46};
47
48typedef struct PP_SIslands_Dpm2PerfLevel PP_SIslands_Dpm2PerfLevel;
49
50struct PP_SIslands_DPM2Status
51{
52 uint32_t dpm2Flags;
53 uint8_t CurrPSkip;
54 uint8_t CurrPSkipPowerShift;
55 uint8_t CurrPSkipTDP;
56 uint8_t CurrPSkipOCP;
57 uint8_t MaxSPLLIndex;
58 uint8_t MinSPLLIndex;
59 uint8_t CurrSPLLIndex;
60 uint8_t InfSweepMode;
61 uint8_t InfSweepDir;
62 uint8_t TDPexceeded;
63 uint8_t reserved;
64 uint8_t SwitchDownThreshold;
65 uint32_t SwitchDownCounter;
66 uint32_t SysScalingFactor;
67};
68
69typedef struct PP_SIslands_DPM2Status PP_SIslands_DPM2Status;
70
71struct PP_SIslands_DPM2Parameters
72{
73 uint32_t TDPLimit;
74 uint32_t NearTDPLimit;
75 uint32_t SafePowerLimit;
76 uint32_t PowerBoostLimit;
77 uint32_t MinLimitDelta;
78};
79typedef struct PP_SIslands_DPM2Parameters PP_SIslands_DPM2Parameters;
80
81struct PP_SIslands_PAPMStatus
82{
83 uint32_t EstimatedDGPU_T;
84 uint32_t EstimatedDGPU_P;
85 uint32_t EstimatedAPU_T;
86 uint32_t EstimatedAPU_P;
87 uint8_t dGPU_T_Limit_Exceeded;
88 uint8_t reserved[3];
89};
90typedef struct PP_SIslands_PAPMStatus PP_SIslands_PAPMStatus;
91
92struct PP_SIslands_PAPMParameters
93{
94 uint32_t NearTDPLimitTherm;
95 uint32_t NearTDPLimitPAPM;
96 uint32_t PlatformPowerLimit;
97 uint32_t dGPU_T_Limit;
98 uint32_t dGPU_T_Warning;
99 uint32_t dGPU_T_Hysteresis;
100};
101typedef struct PP_SIslands_PAPMParameters PP_SIslands_PAPMParameters;
102
103struct SISLANDS_SMC_SCLK_VALUE
104{
105 uint32_t vCG_SPLL_FUNC_CNTL;
106 uint32_t vCG_SPLL_FUNC_CNTL_2;
107 uint32_t vCG_SPLL_FUNC_CNTL_3;
108 uint32_t vCG_SPLL_FUNC_CNTL_4;
109 uint32_t vCG_SPLL_SPREAD_SPECTRUM;
110 uint32_t vCG_SPLL_SPREAD_SPECTRUM_2;
111 uint32_t sclk_value;
112};
113
114typedef struct SISLANDS_SMC_SCLK_VALUE SISLANDS_SMC_SCLK_VALUE;
115
116struct SISLANDS_SMC_MCLK_VALUE
117{
118 uint32_t vMPLL_FUNC_CNTL;
119 uint32_t vMPLL_FUNC_CNTL_1;
120 uint32_t vMPLL_FUNC_CNTL_2;
121 uint32_t vMPLL_AD_FUNC_CNTL;
122 uint32_t vMPLL_DQ_FUNC_CNTL;
123 uint32_t vMCLK_PWRMGT_CNTL;
124 uint32_t vDLL_CNTL;
125 uint32_t vMPLL_SS;
126 uint32_t vMPLL_SS2;
127 uint32_t mclk_value;
128};
129
130typedef struct SISLANDS_SMC_MCLK_VALUE SISLANDS_SMC_MCLK_VALUE;
131
132struct SISLANDS_SMC_VOLTAGE_VALUE
133{
134 uint16_t value;
135 uint8_t index;
136 uint8_t phase_settings;
137};
138
139typedef struct SISLANDS_SMC_VOLTAGE_VALUE SISLANDS_SMC_VOLTAGE_VALUE;
140
141struct SISLANDS_SMC_HW_PERFORMANCE_LEVEL
142{
143 uint8_t ACIndex;
144 uint8_t displayWatermark;
145 uint8_t gen2PCIE;
146 uint8_t UVDWatermark;
147 uint8_t VCEWatermark;
148 uint8_t strobeMode;
149 uint8_t mcFlags;
150 uint8_t padding;
151 uint32_t aT;
152 uint32_t bSP;
153 SISLANDS_SMC_SCLK_VALUE sclk;
154 SISLANDS_SMC_MCLK_VALUE mclk;
155 SISLANDS_SMC_VOLTAGE_VALUE vddc;
156 SISLANDS_SMC_VOLTAGE_VALUE mvdd;
157 SISLANDS_SMC_VOLTAGE_VALUE vddci;
158 SISLANDS_SMC_VOLTAGE_VALUE std_vddc;
159 uint8_t hysteresisUp;
160 uint8_t hysteresisDown;
161 uint8_t stateFlags;
162 uint8_t arbRefreshState;
163 uint32_t SQPowerThrottle;
164 uint32_t SQPowerThrottle_2;
165 uint32_t MaxPoweredUpCU;
166 SISLANDS_SMC_VOLTAGE_VALUE high_temp_vddc;
167 SISLANDS_SMC_VOLTAGE_VALUE low_temp_vddc;
168 uint32_t reserved[2];
169 PP_SIslands_Dpm2PerfLevel dpm2;
170};
171
172#define SISLANDS_SMC_STROBE_RATIO 0x0F
173#define SISLANDS_SMC_STROBE_ENABLE 0x10
174
175#define SISLANDS_SMC_MC_EDC_RD_FLAG 0x01
176#define SISLANDS_SMC_MC_EDC_WR_FLAG 0x02
177#define SISLANDS_SMC_MC_RTT_ENABLE 0x04
178#define SISLANDS_SMC_MC_STUTTER_EN 0x08
179#define SISLANDS_SMC_MC_PG_EN 0x10
180
181typedef struct SISLANDS_SMC_HW_PERFORMANCE_LEVEL SISLANDS_SMC_HW_PERFORMANCE_LEVEL;
182
183struct SISLANDS_SMC_SWSTATE
184{
185 uint8_t flags;
186 uint8_t levelCount;
187 uint8_t padding2;
188 uint8_t padding3;
189 SISLANDS_SMC_HW_PERFORMANCE_LEVEL levels[1];
190};
191
192typedef struct SISLANDS_SMC_SWSTATE SISLANDS_SMC_SWSTATE;
193
194#define SISLANDS_SMC_VOLTAGEMASK_VDDC 0
195#define SISLANDS_SMC_VOLTAGEMASK_MVDD 1
196#define SISLANDS_SMC_VOLTAGEMASK_VDDCI 2
197#define SISLANDS_SMC_VOLTAGEMASK_VDDC_PHASE_SHEDDING 3
198#define SISLANDS_SMC_VOLTAGEMASK_MAX 4
199
200struct SISLANDS_SMC_VOLTAGEMASKTABLE
201{
202 uint32_t lowMask[SISLANDS_SMC_VOLTAGEMASK_MAX];
203};
204
205typedef struct SISLANDS_SMC_VOLTAGEMASKTABLE SISLANDS_SMC_VOLTAGEMASKTABLE;
206
207#define SISLANDS_MAX_NO_VREG_STEPS 32
208
209struct SISLANDS_SMC_STATETABLE
210{
211 uint8_t thermalProtectType;
212 uint8_t systemFlags;
213 uint8_t maxVDDCIndexInPPTable;
214 uint8_t extraFlags;
215 uint32_t lowSMIO[SISLANDS_MAX_NO_VREG_STEPS];
216 SISLANDS_SMC_VOLTAGEMASKTABLE voltageMaskTable;
217 SISLANDS_SMC_VOLTAGEMASKTABLE phaseMaskTable;
218 PP_SIslands_DPM2Parameters dpm2Params;
219 SISLANDS_SMC_SWSTATE initialState;
220 SISLANDS_SMC_SWSTATE ACPIState;
221 SISLANDS_SMC_SWSTATE ULVState;
222 SISLANDS_SMC_SWSTATE driverState;
223 SISLANDS_SMC_HW_PERFORMANCE_LEVEL dpmLevels[SISLANDS_MAX_SMC_PERFORMANCE_LEVELS_PER_SWSTATE - 1];
224};
225
226typedef struct SISLANDS_SMC_STATETABLE SISLANDS_SMC_STATETABLE;
227
228#define SI_SMC_SOFT_REGISTER_mclk_chg_timeout 0x0
229#define SI_SMC_SOFT_REGISTER_delay_vreg 0xC
230#define SI_SMC_SOFT_REGISTER_delay_acpi 0x28
231#define SI_SMC_SOFT_REGISTER_seq_index 0x5C
232#define SI_SMC_SOFT_REGISTER_mvdd_chg_time 0x60
233#define SI_SMC_SOFT_REGISTER_mclk_switch_lim 0x70
234#define SI_SMC_SOFT_REGISTER_watermark_threshold 0x78
235#define SI_SMC_SOFT_REGISTER_phase_shedding_delay 0x88
236#define SI_SMC_SOFT_REGISTER_ulv_volt_change_delay 0x8C
237#define SI_SMC_SOFT_REGISTER_mc_block_delay 0x98
238#define SI_SMC_SOFT_REGISTER_ticks_per_us 0xA8
239#define SI_SMC_SOFT_REGISTER_crtc_index 0xC4
240#define SI_SMC_SOFT_REGISTER_mclk_change_block_cp_min 0xC8
241#define SI_SMC_SOFT_REGISTER_mclk_change_block_cp_max 0xCC
242#define SI_SMC_SOFT_REGISTER_non_ulv_pcie_link_width 0xF4
243#define SI_SMC_SOFT_REGISTER_tdr_is_about_to_happen 0xFC
244#define SI_SMC_SOFT_REGISTER_vr_hot_gpio 0x100
245#define SI_SMC_SOFT_REGISTER_svi_rework_plat_type 0x118
246#define SI_SMC_SOFT_REGISTER_svi_rework_gpio_id_svd 0x11c
247#define SI_SMC_SOFT_REGISTER_svi_rework_gpio_id_svc 0x120
248
249struct PP_SIslands_FanTable
250{
251 uint8_t fdo_mode;
252 uint8_t padding;
253 int16_t temp_min;
254 int16_t temp_med;
255 int16_t temp_max;
256 int16_t slope1;
257 int16_t slope2;
258 int16_t fdo_min;
259 int16_t hys_up;
260 int16_t hys_down;
261 int16_t hys_slope;
262 int16_t temp_resp_lim;
263 int16_t temp_curr;
264 int16_t slope_curr;
265 int16_t pwm_curr;
266 uint32_t refresh_period;
267 int16_t fdo_max;
268 uint8_t temp_src;
269 int8_t padding2;
270};
271
272typedef struct PP_SIslands_FanTable PP_SIslands_FanTable;
273
274#define SMC_SISLANDS_LKGE_LUT_NUM_OF_TEMP_ENTRIES 16
275#define SMC_SISLANDS_LKGE_LUT_NUM_OF_VOLT_ENTRIES 32
276
277#define SMC_SISLANDS_SCALE_I 7
278#define SMC_SISLANDS_SCALE_R 12
279
280struct PP_SIslands_CacConfig
281{
282 uint16_t cac_lkge_lut[SMC_SISLANDS_LKGE_LUT_NUM_OF_TEMP_ENTRIES][SMC_SISLANDS_LKGE_LUT_NUM_OF_VOLT_ENTRIES];
283 uint32_t lkge_lut_V0;
284 uint32_t lkge_lut_Vstep;
285 uint32_t WinTime;
286 uint32_t R_LL;
287 uint32_t calculation_repeats;
288 uint32_t l2numWin_TDP;
289 uint32_t dc_cac;
290 uint8_t lts_truncate_n;
291 uint8_t SHIFT_N;
292 uint8_t log2_PG_LKG_SCALE;
293 uint8_t cac_temp;
294 uint32_t lkge_lut_T0;
295 uint32_t lkge_lut_Tstep;
296};
297
298typedef struct PP_SIslands_CacConfig PP_SIslands_CacConfig;
299
300#define SMC_SISLANDS_MC_REGISTER_ARRAY_SIZE 16
301#define SMC_SISLANDS_MC_REGISTER_ARRAY_SET_COUNT 20
302
303struct SMC_SIslands_MCRegisterAddress
304{
305 uint16_t s0;
306 uint16_t s1;
307};
308
309typedef struct SMC_SIslands_MCRegisterAddress SMC_SIslands_MCRegisterAddress;
310
311struct SMC_SIslands_MCRegisterSet
312{
313 uint32_t value[SMC_SISLANDS_MC_REGISTER_ARRAY_SIZE];
314};
315
316typedef struct SMC_SIslands_MCRegisterSet SMC_SIslands_MCRegisterSet;
317
318struct SMC_SIslands_MCRegisters
319{
320 uint8_t last;
321 uint8_t reserved[3];
322 SMC_SIslands_MCRegisterAddress address[SMC_SISLANDS_MC_REGISTER_ARRAY_SIZE];
323 SMC_SIslands_MCRegisterSet data[SMC_SISLANDS_MC_REGISTER_ARRAY_SET_COUNT];
324};
325
326typedef struct SMC_SIslands_MCRegisters SMC_SIslands_MCRegisters;
327
328struct SMC_SIslands_MCArbDramTimingRegisterSet
329{
330 uint32_t mc_arb_dram_timing;
331 uint32_t mc_arb_dram_timing2;
332 uint8_t mc_arb_rfsh_rate;
333 uint8_t mc_arb_burst_time;
334 uint8_t padding[2];
335};
336
337typedef struct SMC_SIslands_MCArbDramTimingRegisterSet SMC_SIslands_MCArbDramTimingRegisterSet;
338
339struct SMC_SIslands_MCArbDramTimingRegisters
340{
341 uint8_t arb_current;
342 uint8_t reserved[3];
343 SMC_SIslands_MCArbDramTimingRegisterSet data[16];
344};
345
346typedef struct SMC_SIslands_MCArbDramTimingRegisters SMC_SIslands_MCArbDramTimingRegisters;
347
348struct SMC_SISLANDS_SPLL_DIV_TABLE
349{
350 uint32_t freq[256];
351 uint32_t ss[256];
352};
353
354#define SMC_SISLANDS_SPLL_DIV_TABLE_FBDIV_MASK 0x01ffffff
355#define SMC_SISLANDS_SPLL_DIV_TABLE_FBDIV_SHIFT 0
356#define SMC_SISLANDS_SPLL_DIV_TABLE_PDIV_MASK 0xfe000000
357#define SMC_SISLANDS_SPLL_DIV_TABLE_PDIV_SHIFT 25
358#define SMC_SISLANDS_SPLL_DIV_TABLE_CLKV_MASK 0x000fffff
359#define SMC_SISLANDS_SPLL_DIV_TABLE_CLKV_SHIFT 0
360#define SMC_SISLANDS_SPLL_DIV_TABLE_CLKS_MASK 0xfff00000
361#define SMC_SISLANDS_SPLL_DIV_TABLE_CLKS_SHIFT 20
362
363typedef struct SMC_SISLANDS_SPLL_DIV_TABLE SMC_SISLANDS_SPLL_DIV_TABLE;
364
365#define SMC_SISLANDS_DTE_MAX_FILTER_STAGES 5
366
367#define SMC_SISLANDS_DTE_MAX_TEMPERATURE_DEPENDENT_ARRAY_SIZE 16
368
369struct Smc_SIslands_DTE_Configuration
370{
371 uint32_t tau[SMC_SISLANDS_DTE_MAX_FILTER_STAGES];
372 uint32_t R[SMC_SISLANDS_DTE_MAX_FILTER_STAGES];
373 uint32_t K;
374 uint32_t T0;
375 uint32_t MaxT;
376 uint8_t WindowSize;
377 uint8_t Tdep_count;
378 uint8_t temp_select;
379 uint8_t DTE_mode;
380 uint8_t T_limits[SMC_SISLANDS_DTE_MAX_TEMPERATURE_DEPENDENT_ARRAY_SIZE];
381 uint32_t Tdep_tau[SMC_SISLANDS_DTE_MAX_TEMPERATURE_DEPENDENT_ARRAY_SIZE];
382 uint32_t Tdep_R[SMC_SISLANDS_DTE_MAX_TEMPERATURE_DEPENDENT_ARRAY_SIZE];
383 uint32_t Tthreshold;
384};
385
386typedef struct Smc_SIslands_DTE_Configuration Smc_SIslands_DTE_Configuration;
387
388#define SMC_SISLANDS_DTE_STATUS_FLAG_DTE_ON 1
389
390#define SISLANDS_SMC_FIRMWARE_HEADER_LOCATION 0x10000
391
392#define SISLANDS_SMC_FIRMWARE_HEADER_version 0x0
393#define SISLANDS_SMC_FIRMWARE_HEADER_flags 0x4
394#define SISLANDS_SMC_FIRMWARE_HEADER_softRegisters 0xC
395#define SISLANDS_SMC_FIRMWARE_HEADER_stateTable 0x10
396#define SISLANDS_SMC_FIRMWARE_HEADER_fanTable 0x14
397#define SISLANDS_SMC_FIRMWARE_HEADER_CacConfigTable 0x18
398#define SISLANDS_SMC_FIRMWARE_HEADER_mcRegisterTable 0x24
399#define SISLANDS_SMC_FIRMWARE_HEADER_mcArbDramAutoRefreshTable 0x30
400#define SISLANDS_SMC_FIRMWARE_HEADER_spllTable 0x38
401#define SISLANDS_SMC_FIRMWARE_HEADER_DteConfiguration 0x40
402#define SISLANDS_SMC_FIRMWARE_HEADER_PAPMParameters 0x48
403
404#pragma pack(pop)
405
406int amdgpu_si_copy_bytes_to_smc(struct amdgpu_device *adev,
407 u32 smc_start_address,
408 const u8 *src, u32 byte_count, u32 limit);
409void amdgpu_si_start_smc(struct amdgpu_device *adev);
410void amdgpu_si_reset_smc(struct amdgpu_device *adev);
411int amdgpu_si_program_jump_on_start(struct amdgpu_device *adev);
412void amdgpu_si_smc_clock(struct amdgpu_device *adev, bool enable);
413bool amdgpu_si_is_smc_running(struct amdgpu_device *adev);
414PPSMC_Result amdgpu_si_send_msg_to_smc(struct amdgpu_device *adev, PPSMC_Msg msg);
415PPSMC_Result amdgpu_si_wait_for_smc_inactive(struct amdgpu_device *adev);
416int amdgpu_si_load_smc_ucode(struct amdgpu_device *adev, u32 limit);
417int amdgpu_si_read_smc_sram_dword(struct amdgpu_device *adev, u32 smc_address,
418 u32 *value, u32 limit);
419int amdgpu_si_write_smc_sram_dword(struct amdgpu_device *adev, u32 smc_address,
420 u32 value, u32 limit);
421
422#endif
423