xref: /linux/drivers/gpu/drm/amd/pm/powerplay/hwmgr/vega10_processpptables.c (revision 189f164e573e18d9f8876dbd3ad8fcbe11f93037)
1 /*
2  * Copyright 2016 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 #include <linux/module.h>
24 #include <linux/pci.h>
25 #include <linux/slab.h>
26 
27 #include "vega10_processpptables.h"
28 #include "ppatomfwctrl.h"
29 #include "atomfirmware.h"
30 #include "pp_debug.h"
31 #include "cgs_common.h"
32 #include "vega10_pptable.h"
33 
34 #define NUM_DSPCLK_LEVELS 8
35 #define VEGA10_ENGINECLOCK_HARDMAX 198000
36 
set_hw_cap(struct pp_hwmgr * hwmgr,bool enable,enum phm_platform_caps cap)37 static void set_hw_cap(struct pp_hwmgr *hwmgr, bool enable,
38 		enum phm_platform_caps cap)
39 {
40 	if (enable)
41 		phm_cap_set(hwmgr->platform_descriptor.platformCaps, cap);
42 	else
43 		phm_cap_unset(hwmgr->platform_descriptor.platformCaps, cap);
44 }
45 
get_powerplay_table(struct pp_hwmgr * hwmgr)46 static const void *get_powerplay_table(struct pp_hwmgr *hwmgr)
47 {
48 	int index = GetIndexIntoMasterDataTable(powerplayinfo);
49 
50 	u16 size;
51 	u8 frev, crev;
52 	const void *table_address = hwmgr->soft_pp_table;
53 
54 	if (!table_address) {
55 		table_address = (ATOM_Vega10_POWERPLAYTABLE *)
56 				smu_atom_get_data_table(hwmgr->adev, index,
57 						&size, &frev, &crev);
58 
59 		hwmgr->soft_pp_table = table_address;	/*Cache the result in RAM.*/
60 		hwmgr->soft_pp_table_size = size;
61 	}
62 
63 	return table_address;
64 }
65 
check_powerplay_tables(struct pp_hwmgr * hwmgr,const ATOM_Vega10_POWERPLAYTABLE * powerplay_table)66 static int check_powerplay_tables(
67 		struct pp_hwmgr *hwmgr,
68 		const ATOM_Vega10_POWERPLAYTABLE *powerplay_table)
69 {
70 	const ATOM_Vega10_State_Array *state_arrays;
71 
72 	state_arrays = (ATOM_Vega10_State_Array *)(((unsigned long)powerplay_table) +
73 		le16_to_cpu(powerplay_table->usStateArrayOffset));
74 
75 	PP_ASSERT_WITH_CODE((powerplay_table->sHeader.format_revision >=
76 			ATOM_Vega10_TABLE_REVISION_VEGA10),
77 		"Unsupported PPTable format!", return -1);
78 	PP_ASSERT_WITH_CODE(powerplay_table->usStateArrayOffset,
79 		"State table is not set!", return -1);
80 	PP_ASSERT_WITH_CODE(powerplay_table->sHeader.structuresize > 0,
81 		"Invalid PowerPlay Table!", return -1);
82 	PP_ASSERT_WITH_CODE(state_arrays->ucNumEntries > 0,
83 		"Invalid PowerPlay Table!", return -1);
84 
85 	return 0;
86 }
87 
set_platform_caps(struct pp_hwmgr * hwmgr,uint32_t powerplay_caps)88 static int set_platform_caps(struct pp_hwmgr *hwmgr, uint32_t powerplay_caps)
89 {
90 	set_hw_cap(
91 			hwmgr,
92 			0 != (powerplay_caps & ATOM_VEGA10_PP_PLATFORM_CAP_POWERPLAY),
93 			PHM_PlatformCaps_PowerPlaySupport);
94 
95 	set_hw_cap(
96 			hwmgr,
97 			0 != (powerplay_caps & ATOM_VEGA10_PP_PLATFORM_CAP_SBIOSPOWERSOURCE),
98 			PHM_PlatformCaps_BiosPowerSourceControl);
99 
100 	set_hw_cap(
101 			hwmgr,
102 			0 != (powerplay_caps & ATOM_VEGA10_PP_PLATFORM_CAP_HARDWAREDC),
103 			PHM_PlatformCaps_AutomaticDCTransition);
104 
105 	set_hw_cap(
106 			hwmgr,
107 			0 != (powerplay_caps & ATOM_VEGA10_PP_PLATFORM_CAP_BACO),
108 			PHM_PlatformCaps_BACO);
109 
110 	set_hw_cap(
111 			hwmgr,
112 			0 != (powerplay_caps & ATOM_VEGA10_PP_PLATFORM_COMBINE_PCC_WITH_THERMAL_SIGNAL),
113 			PHM_PlatformCaps_CombinePCCWithThermalSignal);
114 
115 	return 0;
116 }
117 
init_thermal_controller(struct pp_hwmgr * hwmgr,const ATOM_Vega10_POWERPLAYTABLE * powerplay_table)118 static int init_thermal_controller(
119 		struct pp_hwmgr *hwmgr,
120 		const ATOM_Vega10_POWERPLAYTABLE *powerplay_table)
121 {
122 	const ATOM_Vega10_Thermal_Controller *thermal_controller;
123 	const Vega10_PPTable_Generic_SubTable_Header *header;
124 	const ATOM_Vega10_Fan_Table *fan_table_v1;
125 	const ATOM_Vega10_Fan_Table_V2 *fan_table_v2;
126 	const ATOM_Vega10_Fan_Table_V3 *fan_table_v3;
127 
128 	thermal_controller = (ATOM_Vega10_Thermal_Controller *)
129 			(((unsigned long)powerplay_table) +
130 			le16_to_cpu(powerplay_table->usThermalControllerOffset));
131 
132 	PP_ASSERT_WITH_CODE((powerplay_table->usThermalControllerOffset != 0),
133 			"Thermal controller table not set!", return -EINVAL);
134 
135 	hwmgr->thermal_controller.ucType = thermal_controller->ucType;
136 	hwmgr->thermal_controller.ucI2cLine = thermal_controller->ucI2cLine;
137 	hwmgr->thermal_controller.ucI2cAddress = thermal_controller->ucI2cAddress;
138 
139 	hwmgr->thermal_controller.fanInfo.bNoFan =
140 			(0 != (thermal_controller->ucFanParameters &
141 			ATOM_VEGA10_PP_FANPARAMETERS_NOFAN));
142 
143 	hwmgr->thermal_controller.fanInfo.ucTachometerPulsesPerRevolution =
144 			thermal_controller->ucFanParameters &
145 			ATOM_VEGA10_PP_FANPARAMETERS_TACHOMETER_PULSES_PER_REVOLUTION_MASK;
146 
147 	hwmgr->thermal_controller.fanInfo.ulMinRPM =
148 			thermal_controller->ucFanMinRPM * 100UL;
149 	hwmgr->thermal_controller.fanInfo.ulMaxRPM =
150 			thermal_controller->ucFanMaxRPM * 100UL;
151 
152 	hwmgr->thermal_controller.advanceFanControlParameters.ulCycleDelay
153 			= 100000;
154 
155 	set_hw_cap(
156 			hwmgr,
157 			ATOM_VEGA10_PP_THERMALCONTROLLER_NONE != hwmgr->thermal_controller.ucType,
158 			PHM_PlatformCaps_ThermalController);
159 
160 	if (!powerplay_table->usFanTableOffset)
161 		return 0;
162 
163 	header = (const Vega10_PPTable_Generic_SubTable_Header *)
164 			(((unsigned long)powerplay_table) +
165 			le16_to_cpu(powerplay_table->usFanTableOffset));
166 
167 	if (header->ucRevId == 10) {
168 		fan_table_v1 = (ATOM_Vega10_Fan_Table *)header;
169 
170 		PP_ASSERT_WITH_CODE((fan_table_v1->ucRevId >= 8),
171 				"Invalid Input Fan Table!", return -EINVAL);
172 
173 		phm_cap_set(hwmgr->platform_descriptor.platformCaps,
174 				PHM_PlatformCaps_MicrocodeFanControl);
175 
176 		hwmgr->thermal_controller.advanceFanControlParameters.usFanOutputSensitivity =
177 				le16_to_cpu(fan_table_v1->usFanOutputSensitivity);
178 		hwmgr->thermal_controller.advanceFanControlParameters.usMaxFanRPM =
179 				le16_to_cpu(fan_table_v1->usFanRPMMax);
180 		hwmgr->thermal_controller.advanceFanControlParameters.usFanRPMMaxLimit =
181 				le16_to_cpu(fan_table_v1->usThrottlingRPM);
182 		hwmgr->thermal_controller.advanceFanControlParameters.ulMinFanSCLKAcousticLimit =
183 				le16_to_cpu(fan_table_v1->usFanAcousticLimit);
184 		hwmgr->thermal_controller.advanceFanControlParameters.usTMax =
185 				le16_to_cpu(fan_table_v1->usTargetTemperature);
186 		hwmgr->thermal_controller.advanceFanControlParameters.usPWMMin =
187 				le16_to_cpu(fan_table_v1->usMinimumPWMLimit);
188 		hwmgr->thermal_controller.advanceFanControlParameters.ulTargetGfxClk =
189 				le16_to_cpu(fan_table_v1->usTargetGfxClk);
190 		hwmgr->thermal_controller.advanceFanControlParameters.usFanGainEdge =
191 				le16_to_cpu(fan_table_v1->usFanGainEdge);
192 		hwmgr->thermal_controller.advanceFanControlParameters.usFanGainHotspot =
193 				le16_to_cpu(fan_table_v1->usFanGainHotspot);
194 		hwmgr->thermal_controller.advanceFanControlParameters.usFanGainLiquid =
195 				le16_to_cpu(fan_table_v1->usFanGainLiquid);
196 		hwmgr->thermal_controller.advanceFanControlParameters.usFanGainVrVddc =
197 				le16_to_cpu(fan_table_v1->usFanGainVrVddc);
198 		hwmgr->thermal_controller.advanceFanControlParameters.usFanGainVrMvdd =
199 				le16_to_cpu(fan_table_v1->usFanGainVrMvdd);
200 		hwmgr->thermal_controller.advanceFanControlParameters.usFanGainPlx =
201 				le16_to_cpu(fan_table_v1->usFanGainPlx);
202 		hwmgr->thermal_controller.advanceFanControlParameters.usFanGainHbm =
203 				le16_to_cpu(fan_table_v1->usFanGainHbm);
204 
205 		hwmgr->thermal_controller.advanceFanControlParameters.ucEnableZeroRPM =
206 				fan_table_v1->ucEnableZeroRPM;
207 		hwmgr->thermal_controller.advanceFanControlParameters.usZeroRPMStopTemperature =
208 				le16_to_cpu(fan_table_v1->usFanStopTemperature);
209 		hwmgr->thermal_controller.advanceFanControlParameters.usZeroRPMStartTemperature =
210 				le16_to_cpu(fan_table_v1->usFanStartTemperature);
211 	} else if (header->ucRevId == 0xb) {
212 		fan_table_v2 = (ATOM_Vega10_Fan_Table_V2 *)header;
213 
214 		hwmgr->thermal_controller.fanInfo.ucTachometerPulsesPerRevolution =
215 				fan_table_v2->ucFanParameters & ATOM_VEGA10_PP_FANPARAMETERS_TACHOMETER_PULSES_PER_REVOLUTION_MASK;
216 		hwmgr->thermal_controller.fanInfo.ulMinRPM = fan_table_v2->ucFanMinRPM * 100UL;
217 		hwmgr->thermal_controller.fanInfo.ulMaxRPM = fan_table_v2->ucFanMaxRPM * 100UL;
218 		phm_cap_set(hwmgr->platform_descriptor.platformCaps,
219 				PHM_PlatformCaps_MicrocodeFanControl);
220 		hwmgr->thermal_controller.advanceFanControlParameters.usFanOutputSensitivity =
221 				le16_to_cpu(fan_table_v2->usFanOutputSensitivity);
222 		hwmgr->thermal_controller.advanceFanControlParameters.usMaxFanRPM =
223 				fan_table_v2->ucFanMaxRPM * 100UL;
224 		hwmgr->thermal_controller.advanceFanControlParameters.usFanRPMMaxLimit =
225 				le16_to_cpu(fan_table_v2->usThrottlingRPM);
226 		hwmgr->thermal_controller.advanceFanControlParameters.ulMinFanSCLKAcousticLimit =
227 				le16_to_cpu(fan_table_v2->usFanAcousticLimitRpm);
228 		hwmgr->thermal_controller.advanceFanControlParameters.usTMax =
229 				le16_to_cpu(fan_table_v2->usTargetTemperature);
230 		hwmgr->thermal_controller.advanceFanControlParameters.usPWMMin =
231 				le16_to_cpu(fan_table_v2->usMinimumPWMLimit);
232 		hwmgr->thermal_controller.advanceFanControlParameters.ulTargetGfxClk =
233 				le16_to_cpu(fan_table_v2->usTargetGfxClk);
234 		hwmgr->thermal_controller.advanceFanControlParameters.usFanGainEdge =
235 				le16_to_cpu(fan_table_v2->usFanGainEdge);
236 		hwmgr->thermal_controller.advanceFanControlParameters.usFanGainHotspot =
237 				le16_to_cpu(fan_table_v2->usFanGainHotspot);
238 		hwmgr->thermal_controller.advanceFanControlParameters.usFanGainLiquid =
239 				le16_to_cpu(fan_table_v2->usFanGainLiquid);
240 		hwmgr->thermal_controller.advanceFanControlParameters.usFanGainVrVddc =
241 				le16_to_cpu(fan_table_v2->usFanGainVrVddc);
242 		hwmgr->thermal_controller.advanceFanControlParameters.usFanGainVrMvdd =
243 				le16_to_cpu(fan_table_v2->usFanGainVrMvdd);
244 		hwmgr->thermal_controller.advanceFanControlParameters.usFanGainPlx =
245 				le16_to_cpu(fan_table_v2->usFanGainPlx);
246 		hwmgr->thermal_controller.advanceFanControlParameters.usFanGainHbm =
247 				le16_to_cpu(fan_table_v2->usFanGainHbm);
248 
249 		hwmgr->thermal_controller.advanceFanControlParameters.ucEnableZeroRPM =
250 				fan_table_v2->ucEnableZeroRPM;
251 		hwmgr->thermal_controller.advanceFanControlParameters.usZeroRPMStopTemperature =
252 				le16_to_cpu(fan_table_v2->usFanStopTemperature);
253 		hwmgr->thermal_controller.advanceFanControlParameters.usZeroRPMStartTemperature =
254 				le16_to_cpu(fan_table_v2->usFanStartTemperature);
255 	} else if (header->ucRevId > 0xb) {
256 		fan_table_v3 = (ATOM_Vega10_Fan_Table_V3 *)header;
257 
258 		hwmgr->thermal_controller.fanInfo.ucTachometerPulsesPerRevolution =
259 				fan_table_v3->ucFanParameters & ATOM_VEGA10_PP_FANPARAMETERS_TACHOMETER_PULSES_PER_REVOLUTION_MASK;
260 		hwmgr->thermal_controller.fanInfo.ulMinRPM = fan_table_v3->ucFanMinRPM * 100UL;
261 		hwmgr->thermal_controller.fanInfo.ulMaxRPM = fan_table_v3->ucFanMaxRPM * 100UL;
262 		phm_cap_set(hwmgr->platform_descriptor.platformCaps,
263 				PHM_PlatformCaps_MicrocodeFanControl);
264 		hwmgr->thermal_controller.advanceFanControlParameters.usFanOutputSensitivity =
265 				le16_to_cpu(fan_table_v3->usFanOutputSensitivity);
266 		hwmgr->thermal_controller.advanceFanControlParameters.usMaxFanRPM =
267 				fan_table_v3->ucFanMaxRPM * 100UL;
268 		hwmgr->thermal_controller.advanceFanControlParameters.usFanRPMMaxLimit =
269 				le16_to_cpu(fan_table_v3->usThrottlingRPM);
270 		hwmgr->thermal_controller.advanceFanControlParameters.ulMinFanSCLKAcousticLimit =
271 				le16_to_cpu(fan_table_v3->usFanAcousticLimitRpm);
272 		hwmgr->thermal_controller.advanceFanControlParameters.usTMax =
273 				le16_to_cpu(fan_table_v3->usTargetTemperature);
274 		hwmgr->thermal_controller.advanceFanControlParameters.usPWMMin =
275 				le16_to_cpu(fan_table_v3->usMinimumPWMLimit);
276 		hwmgr->thermal_controller.advanceFanControlParameters.ulTargetGfxClk =
277 				le16_to_cpu(fan_table_v3->usTargetGfxClk);
278 		hwmgr->thermal_controller.advanceFanControlParameters.usFanGainEdge =
279 				le16_to_cpu(fan_table_v3->usFanGainEdge);
280 		hwmgr->thermal_controller.advanceFanControlParameters.usFanGainHotspot =
281 				le16_to_cpu(fan_table_v3->usFanGainHotspot);
282 		hwmgr->thermal_controller.advanceFanControlParameters.usFanGainLiquid =
283 				le16_to_cpu(fan_table_v3->usFanGainLiquid);
284 		hwmgr->thermal_controller.advanceFanControlParameters.usFanGainVrVddc =
285 				le16_to_cpu(fan_table_v3->usFanGainVrVddc);
286 		hwmgr->thermal_controller.advanceFanControlParameters.usFanGainVrMvdd =
287 				le16_to_cpu(fan_table_v3->usFanGainVrMvdd);
288 		hwmgr->thermal_controller.advanceFanControlParameters.usFanGainPlx =
289 				le16_to_cpu(fan_table_v3->usFanGainPlx);
290 		hwmgr->thermal_controller.advanceFanControlParameters.usFanGainHbm =
291 				le16_to_cpu(fan_table_v3->usFanGainHbm);
292 
293 		hwmgr->thermal_controller.advanceFanControlParameters.ucEnableZeroRPM =
294 				fan_table_v3->ucEnableZeroRPM;
295 		hwmgr->thermal_controller.advanceFanControlParameters.usZeroRPMStopTemperature =
296 				le16_to_cpu(fan_table_v3->usFanStopTemperature);
297 		hwmgr->thermal_controller.advanceFanControlParameters.usZeroRPMStartTemperature =
298 				le16_to_cpu(fan_table_v3->usFanStartTemperature);
299 		hwmgr->thermal_controller.advanceFanControlParameters.usMGpuThrottlingRPMLimit =
300 				le16_to_cpu(fan_table_v3->usMGpuThrottlingRPM);
301 	}
302 
303 	return 0;
304 }
305 
init_over_drive_limits(struct pp_hwmgr * hwmgr,const ATOM_Vega10_POWERPLAYTABLE * powerplay_table)306 static int init_over_drive_limits(
307 		struct pp_hwmgr *hwmgr,
308 		const ATOM_Vega10_POWERPLAYTABLE *powerplay_table)
309 {
310 	const ATOM_Vega10_GFXCLK_Dependency_Table *gfxclk_dep_table =
311 			(const ATOM_Vega10_GFXCLK_Dependency_Table *)
312 			(((unsigned long) powerplay_table) +
313 			le16_to_cpu(powerplay_table->usGfxclkDependencyTableOffset));
314 	bool is_acg_enabled = false;
315 	ATOM_Vega10_GFXCLK_Dependency_Record_V2 *patom_record_v2;
316 
317 	if (gfxclk_dep_table->ucRevId == 1) {
318 		patom_record_v2 =
319 			(ATOM_Vega10_GFXCLK_Dependency_Record_V2 *)gfxclk_dep_table->entries;
320 		is_acg_enabled =
321 			(bool)patom_record_v2[gfxclk_dep_table->ucNumEntries-1].ucACGEnable;
322 	}
323 
324 	if (powerplay_table->ulMaxODEngineClock > VEGA10_ENGINECLOCK_HARDMAX &&
325 		!is_acg_enabled)
326 		hwmgr->platform_descriptor.overdriveLimit.engineClock =
327 			VEGA10_ENGINECLOCK_HARDMAX;
328 	else
329 		hwmgr->platform_descriptor.overdriveLimit.engineClock =
330 			le32_to_cpu(powerplay_table->ulMaxODEngineClock);
331 	hwmgr->platform_descriptor.overdriveLimit.memoryClock =
332 			le32_to_cpu(powerplay_table->ulMaxODMemoryClock);
333 
334 	hwmgr->platform_descriptor.minOverdriveVDDC = 0;
335 	hwmgr->platform_descriptor.maxOverdriveVDDC = 0;
336 	hwmgr->platform_descriptor.overdriveVDDCStep = 0;
337 
338 	return 0;
339 }
340 
get_mm_clock_voltage_table(struct pp_hwmgr * hwmgr,phm_ppt_v1_mm_clock_voltage_dependency_table ** vega10_mm_table,const ATOM_Vega10_MM_Dependency_Table * mm_dependency_table)341 static int get_mm_clock_voltage_table(
342 		struct pp_hwmgr *hwmgr,
343 		phm_ppt_v1_mm_clock_voltage_dependency_table **vega10_mm_table,
344 		const ATOM_Vega10_MM_Dependency_Table *mm_dependency_table)
345 {
346 	uint32_t i;
347 	const ATOM_Vega10_MM_Dependency_Record *mm_dependency_record;
348 	phm_ppt_v1_mm_clock_voltage_dependency_table *mm_table;
349 
350 	PP_ASSERT_WITH_CODE((mm_dependency_table->ucNumEntries != 0),
351 			"Invalid PowerPlay Table!", return -1);
352 
353 	mm_table = kzalloc_flex(*mm_table, entries,
354 				mm_dependency_table->ucNumEntries);
355 	if (!mm_table)
356 		return -ENOMEM;
357 
358 	mm_table->count = mm_dependency_table->ucNumEntries;
359 
360 	for (i = 0; i < mm_dependency_table->ucNumEntries; i++) {
361 		mm_dependency_record = &mm_dependency_table->entries[i];
362 		mm_table->entries[i].vddcInd = mm_dependency_record->ucVddcInd;
363 		mm_table->entries[i].samclock =
364 				le32_to_cpu(mm_dependency_record->ulPSPClk);
365 		mm_table->entries[i].eclk = le32_to_cpu(mm_dependency_record->ulEClk);
366 		mm_table->entries[i].vclk = le32_to_cpu(mm_dependency_record->ulVClk);
367 		mm_table->entries[i].dclk = le32_to_cpu(mm_dependency_record->ulDClk);
368 	}
369 
370 	*vega10_mm_table = mm_table;
371 
372 	return 0;
373 }
374 
get_scl_sda_value(uint8_t line,uint8_t * scl,uint8_t * sda)375 static void get_scl_sda_value(uint8_t line, uint8_t *scl, uint8_t *sda)
376 {
377 	switch (line) {
378 	case Vega10_I2CLineID_DDC1:
379 		*scl = Vega10_I2C_DDC1CLK;
380 		*sda = Vega10_I2C_DDC1DATA;
381 		break;
382 	case Vega10_I2CLineID_DDC2:
383 		*scl = Vega10_I2C_DDC2CLK;
384 		*sda = Vega10_I2C_DDC2DATA;
385 		break;
386 	case Vega10_I2CLineID_DDC3:
387 		*scl = Vega10_I2C_DDC3CLK;
388 		*sda = Vega10_I2C_DDC3DATA;
389 		break;
390 	case Vega10_I2CLineID_DDC4:
391 		*scl = Vega10_I2C_DDC4CLK;
392 		*sda = Vega10_I2C_DDC4DATA;
393 		break;
394 	case Vega10_I2CLineID_DDC5:
395 		*scl = Vega10_I2C_DDC5CLK;
396 		*sda = Vega10_I2C_DDC5DATA;
397 		break;
398 	case Vega10_I2CLineID_DDC6:
399 		*scl = Vega10_I2C_DDC6CLK;
400 		*sda = Vega10_I2C_DDC6DATA;
401 		break;
402 	case Vega10_I2CLineID_SCLSDA:
403 		*scl = Vega10_I2C_SCL;
404 		*sda = Vega10_I2C_SDA;
405 		break;
406 	case Vega10_I2CLineID_DDCVGA:
407 		*scl = Vega10_I2C_DDCVGACLK;
408 		*sda = Vega10_I2C_DDCVGADATA;
409 		break;
410 	default:
411 		*scl = 0;
412 		*sda = 0;
413 		break;
414 	}
415 }
416 
get_tdp_table(struct pp_hwmgr * hwmgr,struct phm_tdp_table ** info_tdp_table,const Vega10_PPTable_Generic_SubTable_Header * table)417 static int get_tdp_table(
418 		struct pp_hwmgr *hwmgr,
419 		struct phm_tdp_table **info_tdp_table,
420 		const Vega10_PPTable_Generic_SubTable_Header *table)
421 {
422 	uint32_t table_size;
423 	struct phm_tdp_table *tdp_table;
424 	uint8_t scl;
425 	uint8_t sda;
426 	const ATOM_Vega10_PowerTune_Table *power_tune_table;
427 	const ATOM_Vega10_PowerTune_Table_V2 *power_tune_table_v2;
428 	const ATOM_Vega10_PowerTune_Table_V3 *power_tune_table_v3;
429 
430 	table_size = sizeof(uint32_t) + sizeof(struct phm_tdp_table);
431 
432 	tdp_table = kzalloc(table_size, GFP_KERNEL);
433 
434 	if (!tdp_table)
435 		return -ENOMEM;
436 
437 	if (table->ucRevId == 5) {
438 		power_tune_table = (ATOM_Vega10_PowerTune_Table *)table;
439 		tdp_table->usMaximumPowerDeliveryLimit = le16_to_cpu(power_tune_table->usSocketPowerLimit);
440 		tdp_table->usTDC = le16_to_cpu(power_tune_table->usTdcLimit);
441 		tdp_table->usEDCLimit = le16_to_cpu(power_tune_table->usEdcLimit);
442 		tdp_table->usSoftwareShutdownTemp =
443 				le16_to_cpu(power_tune_table->usSoftwareShutdownTemp);
444 		tdp_table->usTemperatureLimitTedge =
445 				le16_to_cpu(power_tune_table->usTemperatureLimitTedge);
446 		tdp_table->usTemperatureLimitHotspot =
447 				le16_to_cpu(power_tune_table->usTemperatureLimitHotSpot);
448 		tdp_table->usTemperatureLimitLiquid1 =
449 				le16_to_cpu(power_tune_table->usTemperatureLimitLiquid1);
450 		tdp_table->usTemperatureLimitLiquid2 =
451 				le16_to_cpu(power_tune_table->usTemperatureLimitLiquid2);
452 		tdp_table->usTemperatureLimitHBM =
453 				le16_to_cpu(power_tune_table->usTemperatureLimitHBM);
454 		tdp_table->usTemperatureLimitVrVddc =
455 				le16_to_cpu(power_tune_table->usTemperatureLimitVrSoc);
456 		tdp_table->usTemperatureLimitVrMvdd =
457 				le16_to_cpu(power_tune_table->usTemperatureLimitVrMem);
458 		tdp_table->usTemperatureLimitPlx =
459 				le16_to_cpu(power_tune_table->usTemperatureLimitPlx);
460 		tdp_table->ucLiquid1_I2C_address = power_tune_table->ucLiquid1_I2C_address;
461 		tdp_table->ucLiquid2_I2C_address = power_tune_table->ucLiquid2_I2C_address;
462 		tdp_table->ucLiquid_I2C_Line = power_tune_table->ucLiquid_I2C_LineSCL;
463 		tdp_table->ucLiquid_I2C_LineSDA = power_tune_table->ucLiquid_I2C_LineSDA;
464 		tdp_table->ucVr_I2C_address = power_tune_table->ucVr_I2C_address;
465 		tdp_table->ucVr_I2C_Line = power_tune_table->ucVr_I2C_LineSCL;
466 		tdp_table->ucVr_I2C_LineSDA = power_tune_table->ucVr_I2C_LineSDA;
467 		tdp_table->ucPlx_I2C_address = power_tune_table->ucPlx_I2C_address;
468 		tdp_table->ucPlx_I2C_Line = power_tune_table->ucPlx_I2C_LineSCL;
469 		tdp_table->ucPlx_I2C_LineSDA = power_tune_table->ucPlx_I2C_LineSDA;
470 		hwmgr->platform_descriptor.LoadLineSlope = le16_to_cpu(power_tune_table->usLoadLineResistance);
471 	} else if (table->ucRevId == 6) {
472 		power_tune_table_v2 = (ATOM_Vega10_PowerTune_Table_V2 *)table;
473 		tdp_table->usMaximumPowerDeliveryLimit = le16_to_cpu(power_tune_table_v2->usSocketPowerLimit);
474 		tdp_table->usTDC = le16_to_cpu(power_tune_table_v2->usTdcLimit);
475 		tdp_table->usEDCLimit = le16_to_cpu(power_tune_table_v2->usEdcLimit);
476 		tdp_table->usSoftwareShutdownTemp =
477 				le16_to_cpu(power_tune_table_v2->usSoftwareShutdownTemp);
478 		tdp_table->usTemperatureLimitTedge =
479 				le16_to_cpu(power_tune_table_v2->usTemperatureLimitTedge);
480 		tdp_table->usTemperatureLimitHotspot =
481 				le16_to_cpu(power_tune_table_v2->usTemperatureLimitHotSpot);
482 		tdp_table->usTemperatureLimitLiquid1 =
483 				le16_to_cpu(power_tune_table_v2->usTemperatureLimitLiquid1);
484 		tdp_table->usTemperatureLimitLiquid2 =
485 				le16_to_cpu(power_tune_table_v2->usTemperatureLimitLiquid2);
486 		tdp_table->usTemperatureLimitHBM =
487 				le16_to_cpu(power_tune_table_v2->usTemperatureLimitHBM);
488 		tdp_table->usTemperatureLimitVrVddc =
489 				le16_to_cpu(power_tune_table_v2->usTemperatureLimitVrSoc);
490 		tdp_table->usTemperatureLimitVrMvdd =
491 				le16_to_cpu(power_tune_table_v2->usTemperatureLimitVrMem);
492 		tdp_table->usTemperatureLimitPlx =
493 				le16_to_cpu(power_tune_table_v2->usTemperatureLimitPlx);
494 		tdp_table->ucLiquid1_I2C_address = power_tune_table_v2->ucLiquid1_I2C_address;
495 		tdp_table->ucLiquid2_I2C_address = power_tune_table_v2->ucLiquid2_I2C_address;
496 
497 		get_scl_sda_value(power_tune_table_v2->ucLiquid_I2C_Line, &scl, &sda);
498 
499 		tdp_table->ucLiquid_I2C_Line = scl;
500 		tdp_table->ucLiquid_I2C_LineSDA = sda;
501 
502 		tdp_table->ucVr_I2C_address = power_tune_table_v2->ucVr_I2C_address;
503 
504 		get_scl_sda_value(power_tune_table_v2->ucVr_I2C_Line, &scl, &sda);
505 
506 		tdp_table->ucVr_I2C_Line = scl;
507 		tdp_table->ucVr_I2C_LineSDA = sda;
508 		tdp_table->ucPlx_I2C_address = power_tune_table_v2->ucPlx_I2C_address;
509 
510 		get_scl_sda_value(power_tune_table_v2->ucPlx_I2C_Line, &scl, &sda);
511 
512 		tdp_table->ucPlx_I2C_Line = scl;
513 		tdp_table->ucPlx_I2C_LineSDA = sda;
514 
515 		hwmgr->platform_descriptor.LoadLineSlope =
516 					le16_to_cpu(power_tune_table_v2->usLoadLineResistance);
517 	} else {
518 		power_tune_table_v3 = (ATOM_Vega10_PowerTune_Table_V3 *)table;
519 		tdp_table->usMaximumPowerDeliveryLimit   = le16_to_cpu(power_tune_table_v3->usSocketPowerLimit);
520 		tdp_table->usTDC                         = le16_to_cpu(power_tune_table_v3->usTdcLimit);
521 		tdp_table->usEDCLimit                    = le16_to_cpu(power_tune_table_v3->usEdcLimit);
522 		tdp_table->usSoftwareShutdownTemp        = le16_to_cpu(power_tune_table_v3->usSoftwareShutdownTemp);
523 		tdp_table->usTemperatureLimitTedge       = le16_to_cpu(power_tune_table_v3->usTemperatureLimitTedge);
524 		tdp_table->usTemperatureLimitHotspot     = le16_to_cpu(power_tune_table_v3->usTemperatureLimitHotSpot);
525 		tdp_table->usTemperatureLimitLiquid1     = le16_to_cpu(power_tune_table_v3->usTemperatureLimitLiquid1);
526 		tdp_table->usTemperatureLimitLiquid2     = le16_to_cpu(power_tune_table_v3->usTemperatureLimitLiquid2);
527 		tdp_table->usTemperatureLimitHBM         = le16_to_cpu(power_tune_table_v3->usTemperatureLimitHBM);
528 		tdp_table->usTemperatureLimitVrVddc      = le16_to_cpu(power_tune_table_v3->usTemperatureLimitVrSoc);
529 		tdp_table->usTemperatureLimitVrMvdd      = le16_to_cpu(power_tune_table_v3->usTemperatureLimitVrMem);
530 		tdp_table->usTemperatureLimitPlx         = le16_to_cpu(power_tune_table_v3->usTemperatureLimitPlx);
531 		tdp_table->ucLiquid1_I2C_address         = power_tune_table_v3->ucLiquid1_I2C_address;
532 		tdp_table->ucLiquid2_I2C_address         = power_tune_table_v3->ucLiquid2_I2C_address;
533 		tdp_table->usBoostStartTemperature       = le16_to_cpu(power_tune_table_v3->usBoostStartTemperature);
534 		tdp_table->usBoostStopTemperature        = le16_to_cpu(power_tune_table_v3->usBoostStopTemperature);
535 		tdp_table->ulBoostClock                  = le32_to_cpu(power_tune_table_v3->ulBoostClock);
536 
537 		get_scl_sda_value(power_tune_table_v3->ucLiquid_I2C_Line, &scl, &sda);
538 
539 		tdp_table->ucLiquid_I2C_Line             = scl;
540 		tdp_table->ucLiquid_I2C_LineSDA          = sda;
541 
542 		tdp_table->ucVr_I2C_address              = power_tune_table_v3->ucVr_I2C_address;
543 
544 		get_scl_sda_value(power_tune_table_v3->ucVr_I2C_Line, &scl, &sda);
545 
546 		tdp_table->ucVr_I2C_Line                 = scl;
547 		tdp_table->ucVr_I2C_LineSDA              = sda;
548 
549 		tdp_table->ucPlx_I2C_address             = power_tune_table_v3->ucPlx_I2C_address;
550 
551 		get_scl_sda_value(power_tune_table_v3->ucPlx_I2C_Line, &scl, &sda);
552 
553 		tdp_table->ucPlx_I2C_Line                = scl;
554 		tdp_table->ucPlx_I2C_LineSDA             = sda;
555 
556 		hwmgr->platform_descriptor.LoadLineSlope =
557 					le16_to_cpu(power_tune_table_v3->usLoadLineResistance);
558 	}
559 
560 	*info_tdp_table = tdp_table;
561 
562 	return 0;
563 }
564 
get_socclk_voltage_dependency_table(struct pp_hwmgr * hwmgr,phm_ppt_v1_clock_voltage_dependency_table ** pp_vega10_clk_dep_table,const ATOM_Vega10_SOCCLK_Dependency_Table * clk_dep_table)565 static int get_socclk_voltage_dependency_table(
566 		struct pp_hwmgr *hwmgr,
567 		phm_ppt_v1_clock_voltage_dependency_table **pp_vega10_clk_dep_table,
568 		const ATOM_Vega10_SOCCLK_Dependency_Table *clk_dep_table)
569 {
570 	uint32_t i;
571 	phm_ppt_v1_clock_voltage_dependency_table *clk_table;
572 
573 	PP_ASSERT_WITH_CODE(clk_dep_table->ucNumEntries,
574 		"Invalid PowerPlay Table!", return -1);
575 
576 	clk_table = kzalloc_flex(*clk_table, entries,
577 				 clk_dep_table->ucNumEntries);
578 	if (!clk_table)
579 		return -ENOMEM;
580 
581 	clk_table->count = (uint32_t)clk_dep_table->ucNumEntries;
582 
583 	for (i = 0; i < clk_dep_table->ucNumEntries; i++) {
584 		clk_table->entries[i].vddInd =
585 				clk_dep_table->entries[i].ucVddInd;
586 		clk_table->entries[i].clk =
587 				le32_to_cpu(clk_dep_table->entries[i].ulClk);
588 	}
589 
590 	*pp_vega10_clk_dep_table = clk_table;
591 
592 	return 0;
593 }
594 
get_mclk_voltage_dependency_table(struct pp_hwmgr * hwmgr,phm_ppt_v1_clock_voltage_dependency_table ** pp_vega10_mclk_dep_table,const ATOM_Vega10_MCLK_Dependency_Table * mclk_dep_table)595 static int get_mclk_voltage_dependency_table(
596 		struct pp_hwmgr *hwmgr,
597 		phm_ppt_v1_clock_voltage_dependency_table **pp_vega10_mclk_dep_table,
598 		const ATOM_Vega10_MCLK_Dependency_Table *mclk_dep_table)
599 {
600 	uint32_t i;
601 	phm_ppt_v1_clock_voltage_dependency_table *mclk_table;
602 
603 	PP_ASSERT_WITH_CODE(mclk_dep_table->ucNumEntries,
604 		"Invalid PowerPlay Table!", return -1);
605 
606 	mclk_table = kzalloc_flex(*mclk_table, entries,
607 				  mclk_dep_table->ucNumEntries);
608 	if (!mclk_table)
609 		return -ENOMEM;
610 
611 	mclk_table->count = (uint32_t)mclk_dep_table->ucNumEntries;
612 
613 	for (i = 0; i < mclk_dep_table->ucNumEntries; i++) {
614 		mclk_table->entries[i].vddInd =
615 				mclk_dep_table->entries[i].ucVddInd;
616 		mclk_table->entries[i].vddciInd =
617 				mclk_dep_table->entries[i].ucVddciInd;
618 		mclk_table->entries[i].mvddInd =
619 				mclk_dep_table->entries[i].ucVddMemInd;
620 		mclk_table->entries[i].clk =
621 				le32_to_cpu(mclk_dep_table->entries[i].ulMemClk);
622 	}
623 
624 	*pp_vega10_mclk_dep_table = mclk_table;
625 
626 	return 0;
627 }
628 
get_gfxclk_voltage_dependency_table(struct pp_hwmgr * hwmgr,struct phm_ppt_v1_clock_voltage_dependency_table ** pp_vega10_clk_dep_table,const ATOM_Vega10_GFXCLK_Dependency_Table * clk_dep_table)629 static int get_gfxclk_voltage_dependency_table(
630 		struct pp_hwmgr *hwmgr,
631 		struct phm_ppt_v1_clock_voltage_dependency_table
632 			**pp_vega10_clk_dep_table,
633 		const ATOM_Vega10_GFXCLK_Dependency_Table *clk_dep_table)
634 {
635 	uint32_t i;
636 	struct phm_ppt_v1_clock_voltage_dependency_table
637 				*clk_table;
638 	ATOM_Vega10_GFXCLK_Dependency_Record_V2 *patom_record_v2;
639 
640 	PP_ASSERT_WITH_CODE((clk_dep_table->ucNumEntries != 0),
641 			"Invalid PowerPlay Table!", return -1);
642 
643 	clk_table = kzalloc_flex(*clk_table, entries,
644 				 clk_dep_table->ucNumEntries);
645 	if (!clk_table)
646 		return -ENOMEM;
647 
648 	clk_table->count = clk_dep_table->ucNumEntries;
649 
650 	if (clk_dep_table->ucRevId == 0) {
651 		for (i = 0; i < clk_table->count; i++) {
652 			clk_table->entries[i].vddInd =
653 				clk_dep_table->entries[i].ucVddInd;
654 			clk_table->entries[i].clk =
655 				le32_to_cpu(clk_dep_table->entries[i].ulClk);
656 			clk_table->entries[i].cks_enable =
657 				(((le16_to_cpu(clk_dep_table->entries[i].usCKSVOffsetandDisable) & 0x8000)
658 						>> 15) == 0) ? 1 : 0;
659 			clk_table->entries[i].cks_voffset =
660 				le16_to_cpu(clk_dep_table->entries[i].usCKSVOffsetandDisable) & 0x7F;
661 			clk_table->entries[i].sclk_offset =
662 				le16_to_cpu(clk_dep_table->entries[i].usAVFSOffset);
663 		}
664 	} else if (clk_dep_table->ucRevId == 1) {
665 		patom_record_v2 = (ATOM_Vega10_GFXCLK_Dependency_Record_V2 *)clk_dep_table->entries;
666 		for (i = 0; i < clk_table->count; i++) {
667 			clk_table->entries[i].vddInd =
668 					patom_record_v2->ucVddInd;
669 			clk_table->entries[i].clk =
670 					le32_to_cpu(patom_record_v2->ulClk);
671 			clk_table->entries[i].cks_enable =
672 					(((le16_to_cpu(patom_record_v2->usCKSVOffsetandDisable) & 0x8000)
673 							>> 15) == 0) ? 1 : 0;
674 			clk_table->entries[i].cks_voffset =
675 					le16_to_cpu(patom_record_v2->usCKSVOffsetandDisable) & 0x7F;
676 			clk_table->entries[i].sclk_offset =
677 					le16_to_cpu(patom_record_v2->usAVFSOffset);
678 			patom_record_v2++;
679 		}
680 	} else {
681 		kfree(clk_table);
682 		PP_ASSERT_WITH_CODE(false,
683 			"Unsupported GFXClockDependencyTable Revision!",
684 			return -EINVAL);
685 	}
686 
687 	*pp_vega10_clk_dep_table = clk_table;
688 
689 	return 0;
690 }
691 
get_pix_clk_voltage_dependency_table(struct pp_hwmgr * hwmgr,struct phm_ppt_v1_clock_voltage_dependency_table ** pp_vega10_clk_dep_table,const ATOM_Vega10_PIXCLK_Dependency_Table * clk_dep_table)692 static int get_pix_clk_voltage_dependency_table(
693 		struct pp_hwmgr *hwmgr,
694 		struct phm_ppt_v1_clock_voltage_dependency_table
695 			**pp_vega10_clk_dep_table,
696 		const  ATOM_Vega10_PIXCLK_Dependency_Table *clk_dep_table)
697 {
698 	uint32_t i;
699 	struct phm_ppt_v1_clock_voltage_dependency_table
700 				*clk_table;
701 
702 	PP_ASSERT_WITH_CODE((clk_dep_table->ucNumEntries != 0),
703 			"Invalid PowerPlay Table!", return -1);
704 
705 	clk_table = kzalloc_flex(*clk_table, entries,
706 				 clk_dep_table->ucNumEntries);
707 	if (!clk_table)
708 		return -ENOMEM;
709 
710 	clk_table->count = clk_dep_table->ucNumEntries;
711 
712 	for (i = 0; i < clk_table->count; i++) {
713 		clk_table->entries[i].vddInd =
714 				clk_dep_table->entries[i].ucVddInd;
715 		clk_table->entries[i].clk =
716 				le32_to_cpu(clk_dep_table->entries[i].ulClk);
717 	}
718 
719 	*pp_vega10_clk_dep_table = clk_table;
720 
721 	return 0;
722 }
723 
get_dcefclk_voltage_dependency_table(struct pp_hwmgr * hwmgr,struct phm_ppt_v1_clock_voltage_dependency_table ** pp_vega10_clk_dep_table,const ATOM_Vega10_DCEFCLK_Dependency_Table * clk_dep_table)724 static int get_dcefclk_voltage_dependency_table(
725 		struct pp_hwmgr *hwmgr,
726 		struct phm_ppt_v1_clock_voltage_dependency_table
727 			**pp_vega10_clk_dep_table,
728 		const ATOM_Vega10_DCEFCLK_Dependency_Table *clk_dep_table)
729 {
730 	uint32_t i;
731 	uint8_t num_entries;
732 	struct phm_ppt_v1_clock_voltage_dependency_table
733 				*clk_table;
734 	uint32_t dev_id;
735 	uint32_t rev_id;
736 	struct amdgpu_device *adev = hwmgr->adev;
737 
738 	PP_ASSERT_WITH_CODE((clk_dep_table->ucNumEntries != 0),
739 			"Invalid PowerPlay Table!", return -1);
740 
741 /*
742  * workaround needed to add another DPM level for pioneer cards
743  * as VBIOS is locked down.
744  * This DPM level was added to support 3DPM monitors @ 4K120Hz
745  *
746  */
747 	dev_id = adev->pdev->device;
748 	rev_id = adev->pdev->revision;
749 
750 	if (dev_id == 0x6863 && rev_id == 0 &&
751 		clk_dep_table->entries[clk_dep_table->ucNumEntries - 1].ulClk < 90000)
752 		num_entries = clk_dep_table->ucNumEntries + 1 > NUM_DSPCLK_LEVELS ?
753 				NUM_DSPCLK_LEVELS : clk_dep_table->ucNumEntries + 1;
754 	else
755 		num_entries = clk_dep_table->ucNumEntries;
756 
757 
758 	clk_table = kzalloc_flex(*clk_table, entries, num_entries);
759 	if (!clk_table)
760 		return -ENOMEM;
761 
762 	clk_table->count = (uint32_t)num_entries;
763 
764 	for (i = 0; i < clk_dep_table->ucNumEntries; i++) {
765 		clk_table->entries[i].vddInd =
766 				clk_dep_table->entries[i].ucVddInd;
767 		clk_table->entries[i].clk =
768 				le32_to_cpu(clk_dep_table->entries[i].ulClk);
769 	}
770 
771 	if (i < num_entries) {
772 		clk_table->entries[i].vddInd = clk_dep_table->entries[i-1].ucVddInd;
773 		clk_table->entries[i].clk = 90000;
774 	}
775 
776 	*pp_vega10_clk_dep_table = clk_table;
777 
778 	return 0;
779 }
780 
get_pcie_table(struct pp_hwmgr * hwmgr,struct phm_ppt_v1_pcie_table ** vega10_pcie_table,const Vega10_PPTable_Generic_SubTable_Header * table)781 static int get_pcie_table(struct pp_hwmgr *hwmgr,
782 		struct phm_ppt_v1_pcie_table **vega10_pcie_table,
783 		const Vega10_PPTable_Generic_SubTable_Header *table)
784 {
785 	uint32_t i, pcie_count;
786 	struct phm_ppt_v1_pcie_table *pcie_table;
787 	struct phm_ppt_v2_information *table_info =
788 			(struct phm_ppt_v2_information *)(hwmgr->pptable);
789 	const ATOM_Vega10_PCIE_Table *atom_pcie_table =
790 			(ATOM_Vega10_PCIE_Table *)table;
791 
792 	PP_ASSERT_WITH_CODE(atom_pcie_table->ucNumEntries,
793 			"Invalid PowerPlay Table!",
794 			return 0);
795 
796 	pcie_table = kzalloc_flex(*pcie_table, entries,
797 				  atom_pcie_table->ucNumEntries);
798 	if (!pcie_table)
799 		return -ENOMEM;
800 
801 	pcie_count = table_info->vdd_dep_on_sclk->count;
802 	if (atom_pcie_table->ucNumEntries <= pcie_count)
803 		pcie_count = atom_pcie_table->ucNumEntries;
804 	else
805 		pr_info("Number of Pcie Entries exceed the number of"
806 				" GFXCLK Dpm Levels!"
807 				" Disregarding the excess entries...\n");
808 
809 	pcie_table->count = pcie_count;
810 
811 	for (i = 0; i < pcie_count; i++) {
812 		pcie_table->entries[i].gen_speed =
813 				atom_pcie_table->entries[i].ucPCIEGenSpeed;
814 		pcie_table->entries[i].lane_width =
815 				atom_pcie_table->entries[i].ucPCIELaneWidth;
816 		pcie_table->entries[i].pcie_sclk =
817 				atom_pcie_table->entries[i].ulLCLK;
818 	}
819 
820 	*vega10_pcie_table = pcie_table;
821 
822 	return 0;
823 }
824 
get_hard_limits(struct pp_hwmgr * hwmgr,struct phm_clock_and_voltage_limits * limits,const ATOM_Vega10_Hard_Limit_Table * limit_table)825 static int get_hard_limits(
826 		struct pp_hwmgr *hwmgr,
827 		struct phm_clock_and_voltage_limits *limits,
828 		const ATOM_Vega10_Hard_Limit_Table *limit_table)
829 {
830 	PP_ASSERT_WITH_CODE(limit_table->ucNumEntries,
831 			"Invalid PowerPlay Table!", return -1);
832 
833 	/* currently we always take entries[0] parameters */
834 	limits->sclk = le32_to_cpu(limit_table->entries[0].ulSOCCLKLimit);
835 	limits->mclk = le32_to_cpu(limit_table->entries[0].ulMCLKLimit);
836 	limits->gfxclk = le32_to_cpu(limit_table->entries[0].ulGFXCLKLimit);
837 	limits->vddc = le16_to_cpu(limit_table->entries[0].usVddcLimit);
838 	limits->vddci = le16_to_cpu(limit_table->entries[0].usVddciLimit);
839 	limits->vddmem = le16_to_cpu(limit_table->entries[0].usVddMemLimit);
840 
841 	return 0;
842 }
843 
get_valid_clk(struct pp_hwmgr * hwmgr,struct phm_clock_array ** clk_table,const phm_ppt_v1_clock_voltage_dependency_table * clk_volt_pp_table)844 static int get_valid_clk(
845 		struct pp_hwmgr *hwmgr,
846 		struct phm_clock_array **clk_table,
847 		const phm_ppt_v1_clock_voltage_dependency_table *clk_volt_pp_table)
848 {
849 	uint32_t i;
850 	struct phm_clock_array *table;
851 
852 	PP_ASSERT_WITH_CODE(clk_volt_pp_table->count,
853 			"Invalid PowerPlay Table!", return -1);
854 
855 	table = kzalloc_flex(*table, values, clk_volt_pp_table->count);
856 	if (!table)
857 		return -ENOMEM;
858 
859 	table->count = (uint32_t)clk_volt_pp_table->count;
860 
861 	for (i = 0; i < table->count; i++)
862 		table->values[i] = (uint32_t)clk_volt_pp_table->entries[i].clk;
863 
864 	*clk_table = table;
865 
866 	return 0;
867 }
868 
init_powerplay_extended_tables(struct pp_hwmgr * hwmgr,const ATOM_Vega10_POWERPLAYTABLE * powerplay_table)869 static int init_powerplay_extended_tables(
870 		struct pp_hwmgr *hwmgr,
871 		const ATOM_Vega10_POWERPLAYTABLE *powerplay_table)
872 {
873 	int result = 0;
874 	struct phm_ppt_v2_information *pp_table_info =
875 		(struct phm_ppt_v2_information *)(hwmgr->pptable);
876 
877 	const ATOM_Vega10_MM_Dependency_Table *mm_dependency_table =
878 			(const ATOM_Vega10_MM_Dependency_Table *)
879 			(((unsigned long) powerplay_table) +
880 			le16_to_cpu(powerplay_table->usMMDependencyTableOffset));
881 	const Vega10_PPTable_Generic_SubTable_Header *power_tune_table =
882 			(const Vega10_PPTable_Generic_SubTable_Header *)
883 			(((unsigned long) powerplay_table) +
884 			le16_to_cpu(powerplay_table->usPowerTuneTableOffset));
885 	const ATOM_Vega10_SOCCLK_Dependency_Table *socclk_dep_table =
886 			(const ATOM_Vega10_SOCCLK_Dependency_Table *)
887 			(((unsigned long) powerplay_table) +
888 			le16_to_cpu(powerplay_table->usSocclkDependencyTableOffset));
889 	const ATOM_Vega10_GFXCLK_Dependency_Table *gfxclk_dep_table =
890 			(const ATOM_Vega10_GFXCLK_Dependency_Table *)
891 			(((unsigned long) powerplay_table) +
892 			le16_to_cpu(powerplay_table->usGfxclkDependencyTableOffset));
893 	const ATOM_Vega10_DCEFCLK_Dependency_Table *dcefclk_dep_table =
894 			(const ATOM_Vega10_DCEFCLK_Dependency_Table *)
895 			(((unsigned long) powerplay_table) +
896 			le16_to_cpu(powerplay_table->usDcefclkDependencyTableOffset));
897 	const ATOM_Vega10_MCLK_Dependency_Table *mclk_dep_table =
898 			(const ATOM_Vega10_MCLK_Dependency_Table *)
899 			(((unsigned long) powerplay_table) +
900 			le16_to_cpu(powerplay_table->usMclkDependencyTableOffset));
901 	const ATOM_Vega10_Hard_Limit_Table *hard_limits =
902 			(const ATOM_Vega10_Hard_Limit_Table *)
903 			(((unsigned long) powerplay_table) +
904 			le16_to_cpu(powerplay_table->usHardLimitTableOffset));
905 	const Vega10_PPTable_Generic_SubTable_Header *pcie_table =
906 			(const Vega10_PPTable_Generic_SubTable_Header *)
907 			(((unsigned long) powerplay_table) +
908 			le16_to_cpu(powerplay_table->usPCIETableOffset));
909 	const ATOM_Vega10_PIXCLK_Dependency_Table *pixclk_dep_table =
910 			(const ATOM_Vega10_PIXCLK_Dependency_Table *)
911 			(((unsigned long) powerplay_table) +
912 			le16_to_cpu(powerplay_table->usPixclkDependencyTableOffset));
913 	const ATOM_Vega10_PHYCLK_Dependency_Table *phyclk_dep_table =
914 			(const ATOM_Vega10_PHYCLK_Dependency_Table *)
915 			(((unsigned long) powerplay_table) +
916 			le16_to_cpu(powerplay_table->usPhyClkDependencyTableOffset));
917 	const ATOM_Vega10_DISPCLK_Dependency_Table *dispclk_dep_table =
918 			(const ATOM_Vega10_DISPCLK_Dependency_Table *)
919 			(((unsigned long) powerplay_table) +
920 			le16_to_cpu(powerplay_table->usDispClkDependencyTableOffset));
921 
922 	pp_table_info->vdd_dep_on_socclk = NULL;
923 	pp_table_info->vdd_dep_on_sclk = NULL;
924 	pp_table_info->vdd_dep_on_mclk = NULL;
925 	pp_table_info->vdd_dep_on_dcefclk = NULL;
926 	pp_table_info->mm_dep_table = NULL;
927 	pp_table_info->tdp_table = NULL;
928 	pp_table_info->vdd_dep_on_pixclk = NULL;
929 	pp_table_info->vdd_dep_on_phyclk = NULL;
930 	pp_table_info->vdd_dep_on_dispclk = NULL;
931 
932 	if (powerplay_table->usMMDependencyTableOffset)
933 		result = get_mm_clock_voltage_table(hwmgr,
934 				&pp_table_info->mm_dep_table,
935 				mm_dependency_table);
936 
937 	if (!result && powerplay_table->usPowerTuneTableOffset)
938 		result = get_tdp_table(hwmgr,
939 				&pp_table_info->tdp_table,
940 				power_tune_table);
941 
942 	if (!result && powerplay_table->usSocclkDependencyTableOffset)
943 		result = get_socclk_voltage_dependency_table(hwmgr,
944 				&pp_table_info->vdd_dep_on_socclk,
945 				socclk_dep_table);
946 
947 	if (!result && powerplay_table->usGfxclkDependencyTableOffset)
948 		result = get_gfxclk_voltage_dependency_table(hwmgr,
949 				&pp_table_info->vdd_dep_on_sclk,
950 				gfxclk_dep_table);
951 
952 	if (!result && powerplay_table->usPixclkDependencyTableOffset)
953 		result = get_pix_clk_voltage_dependency_table(hwmgr,
954 				&pp_table_info->vdd_dep_on_pixclk,
955 				(const ATOM_Vega10_PIXCLK_Dependency_Table *)
956 				pixclk_dep_table);
957 
958 	if (!result && powerplay_table->usPhyClkDependencyTableOffset)
959 		result = get_pix_clk_voltage_dependency_table(hwmgr,
960 				&pp_table_info->vdd_dep_on_phyclk,
961 				(const ATOM_Vega10_PIXCLK_Dependency_Table *)
962 				phyclk_dep_table);
963 
964 	if (!result && powerplay_table->usDispClkDependencyTableOffset)
965 		result = get_pix_clk_voltage_dependency_table(hwmgr,
966 				&pp_table_info->vdd_dep_on_dispclk,
967 				(const ATOM_Vega10_PIXCLK_Dependency_Table *)
968 				dispclk_dep_table);
969 
970 	if (!result && powerplay_table->usDcefclkDependencyTableOffset)
971 		result = get_dcefclk_voltage_dependency_table(hwmgr,
972 				&pp_table_info->vdd_dep_on_dcefclk,
973 				dcefclk_dep_table);
974 
975 	if (!result && powerplay_table->usMclkDependencyTableOffset)
976 		result = get_mclk_voltage_dependency_table(hwmgr,
977 				&pp_table_info->vdd_dep_on_mclk,
978 				mclk_dep_table);
979 
980 	if (!result && powerplay_table->usPCIETableOffset)
981 		result = get_pcie_table(hwmgr,
982 				&pp_table_info->pcie_table,
983 				pcie_table);
984 
985 	if (!result && powerplay_table->usHardLimitTableOffset)
986 		result = get_hard_limits(hwmgr,
987 				&pp_table_info->max_clock_voltage_on_dc,
988 				hard_limits);
989 
990 	hwmgr->dyn_state.max_clock_voltage_on_dc.sclk =
991 			pp_table_info->max_clock_voltage_on_dc.sclk;
992 	hwmgr->dyn_state.max_clock_voltage_on_dc.mclk =
993 			pp_table_info->max_clock_voltage_on_dc.mclk;
994 	hwmgr->dyn_state.max_clock_voltage_on_dc.vddc =
995 			pp_table_info->max_clock_voltage_on_dc.vddc;
996 	hwmgr->dyn_state.max_clock_voltage_on_dc.vddci =
997 			pp_table_info->max_clock_voltage_on_dc.vddci;
998 
999 	if (!result &&
1000 		pp_table_info->vdd_dep_on_socclk &&
1001 		pp_table_info->vdd_dep_on_socclk->count)
1002 		result = get_valid_clk(hwmgr,
1003 				&pp_table_info->valid_socclk_values,
1004 				pp_table_info->vdd_dep_on_socclk);
1005 
1006 	if (!result &&
1007 		pp_table_info->vdd_dep_on_sclk &&
1008 		pp_table_info->vdd_dep_on_sclk->count)
1009 		result = get_valid_clk(hwmgr,
1010 				&pp_table_info->valid_sclk_values,
1011 				pp_table_info->vdd_dep_on_sclk);
1012 
1013 	if (!result &&
1014 		pp_table_info->vdd_dep_on_dcefclk &&
1015 		pp_table_info->vdd_dep_on_dcefclk->count)
1016 		result = get_valid_clk(hwmgr,
1017 				&pp_table_info->valid_dcefclk_values,
1018 				pp_table_info->vdd_dep_on_dcefclk);
1019 
1020 	if (!result &&
1021 		pp_table_info->vdd_dep_on_mclk &&
1022 		pp_table_info->vdd_dep_on_mclk->count)
1023 		result = get_valid_clk(hwmgr,
1024 				&pp_table_info->valid_mclk_values,
1025 				pp_table_info->vdd_dep_on_mclk);
1026 
1027 	return result;
1028 }
1029 
get_vddc_lookup_table(struct pp_hwmgr * hwmgr,phm_ppt_v1_voltage_lookup_table ** lookup_table,const ATOM_Vega10_Voltage_Lookup_Table * vddc_lookup_pp_tables,uint32_t max_levels)1030 static int get_vddc_lookup_table(
1031 		struct pp_hwmgr	*hwmgr,
1032 		phm_ppt_v1_voltage_lookup_table	**lookup_table,
1033 		const ATOM_Vega10_Voltage_Lookup_Table *vddc_lookup_pp_tables,
1034 		uint32_t max_levels)
1035 {
1036 	uint32_t i;
1037 	phm_ppt_v1_voltage_lookup_table *table;
1038 
1039 	PP_ASSERT_WITH_CODE((vddc_lookup_pp_tables->ucNumEntries != 0),
1040 			"Invalid SOC_VDDD Lookup Table!", return 1);
1041 
1042 	table = kzalloc_flex(*table, entries, max_levels);
1043 	if (!table)
1044 		return -ENOMEM;
1045 
1046 	table->count = vddc_lookup_pp_tables->ucNumEntries;
1047 
1048 	for (i = 0; i < vddc_lookup_pp_tables->ucNumEntries; i++)
1049 		table->entries[i].us_vdd =
1050 				le16_to_cpu(vddc_lookup_pp_tables->entries[i].usVdd);
1051 
1052 	*lookup_table = table;
1053 
1054 	return 0;
1055 }
1056 
init_dpm_2_parameters(struct pp_hwmgr * hwmgr,const ATOM_Vega10_POWERPLAYTABLE * powerplay_table)1057 static int init_dpm_2_parameters(
1058 		struct pp_hwmgr *hwmgr,
1059 		const ATOM_Vega10_POWERPLAYTABLE *powerplay_table)
1060 {
1061 	int result = 0;
1062 	struct phm_ppt_v2_information *pp_table_info =
1063 			(struct phm_ppt_v2_information *)(hwmgr->pptable);
1064 	uint32_t disable_power_control = 0;
1065 
1066 	pp_table_info->us_ulv_voltage_offset =
1067 		le16_to_cpu(powerplay_table->usUlvVoltageOffset);
1068 
1069 	pp_table_info->us_ulv_smnclk_did =
1070 			le16_to_cpu(powerplay_table->usUlvSmnclkDid);
1071 	pp_table_info->us_ulv_mp1clk_did =
1072 			le16_to_cpu(powerplay_table->usUlvMp1clkDid);
1073 	pp_table_info->us_ulv_gfxclk_bypass =
1074 			le16_to_cpu(powerplay_table->usUlvGfxclkBypass);
1075 	pp_table_info->us_gfxclk_slew_rate =
1076 			le16_to_cpu(powerplay_table->usGfxclkSlewRate);
1077 	pp_table_info->uc_gfx_dpm_voltage_mode  =
1078 			le16_to_cpu(powerplay_table->ucGfxVoltageMode);
1079 	pp_table_info->uc_soc_dpm_voltage_mode  =
1080 			le16_to_cpu(powerplay_table->ucSocVoltageMode);
1081 	pp_table_info->uc_uclk_dpm_voltage_mode =
1082 			le16_to_cpu(powerplay_table->ucUclkVoltageMode);
1083 	pp_table_info->uc_uvd_dpm_voltage_mode  =
1084 			le16_to_cpu(powerplay_table->ucUvdVoltageMode);
1085 	pp_table_info->uc_vce_dpm_voltage_mode  =
1086 			le16_to_cpu(powerplay_table->ucVceVoltageMode);
1087 	pp_table_info->uc_mp0_dpm_voltage_mode  =
1088 			le16_to_cpu(powerplay_table->ucMp0VoltageMode);
1089 	pp_table_info->uc_dcef_dpm_voltage_mode =
1090 			le16_to_cpu(powerplay_table->ucDcefVoltageMode);
1091 
1092 	pp_table_info->ppm_parameter_table = NULL;
1093 	pp_table_info->vddc_lookup_table = NULL;
1094 	pp_table_info->vddmem_lookup_table = NULL;
1095 	pp_table_info->vddci_lookup_table = NULL;
1096 
1097 	/* TDP limits */
1098 	hwmgr->platform_descriptor.TDPODLimit =
1099 		le16_to_cpu(powerplay_table->usPowerControlLimit);
1100 	hwmgr->platform_descriptor.TDPAdjustment = 0;
1101 	hwmgr->platform_descriptor.VidAdjustment = 0;
1102 	hwmgr->platform_descriptor.VidAdjustmentPolarity = 0;
1103 	hwmgr->platform_descriptor.VidMinLimit = 0;
1104 	hwmgr->platform_descriptor.VidMaxLimit = 1500000;
1105 	hwmgr->platform_descriptor.VidStep = 6250;
1106 
1107 	disable_power_control = 0;
1108 	if (!disable_power_control) {
1109 		/* enable TDP overdrive (PowerControl) feature as well if supported */
1110 		if (hwmgr->platform_descriptor.TDPODLimit)
1111 			phm_cap_set(hwmgr->platform_descriptor.platformCaps,
1112 			PHM_PlatformCaps_PowerControl);
1113 	}
1114 
1115 	if (powerplay_table->usVddcLookupTableOffset) {
1116 		const ATOM_Vega10_Voltage_Lookup_Table *vddc_table =
1117 				(ATOM_Vega10_Voltage_Lookup_Table *)
1118 				(((unsigned long)powerplay_table) +
1119 				le16_to_cpu(powerplay_table->usVddcLookupTableOffset));
1120 		result = get_vddc_lookup_table(hwmgr,
1121 				&pp_table_info->vddc_lookup_table, vddc_table, 8);
1122 	}
1123 
1124 	if (powerplay_table->usVddmemLookupTableOffset) {
1125 		const ATOM_Vega10_Voltage_Lookup_Table *vdd_mem_table =
1126 				(ATOM_Vega10_Voltage_Lookup_Table *)
1127 				(((unsigned long)powerplay_table) +
1128 				le16_to_cpu(powerplay_table->usVddmemLookupTableOffset));
1129 		result = get_vddc_lookup_table(hwmgr,
1130 				&pp_table_info->vddmem_lookup_table, vdd_mem_table, 4);
1131 	}
1132 
1133 	if (powerplay_table->usVddciLookupTableOffset) {
1134 		const ATOM_Vega10_Voltage_Lookup_Table *vddci_table =
1135 				(ATOM_Vega10_Voltage_Lookup_Table *)
1136 				(((unsigned long)powerplay_table) +
1137 				le16_to_cpu(powerplay_table->usVddciLookupTableOffset));
1138 		result = get_vddc_lookup_table(hwmgr,
1139 				&pp_table_info->vddci_lookup_table, vddci_table, 4);
1140 	}
1141 
1142 	return result;
1143 }
1144 
vega10_pp_tables_initialize(struct pp_hwmgr * hwmgr)1145 static int vega10_pp_tables_initialize(struct pp_hwmgr *hwmgr)
1146 {
1147 	int result = 0;
1148 	const ATOM_Vega10_POWERPLAYTABLE *powerplay_table;
1149 
1150 	hwmgr->pptable = kzalloc_obj(struct phm_ppt_v2_information);
1151 
1152 	PP_ASSERT_WITH_CODE((hwmgr->pptable != NULL),
1153 			    "Failed to allocate hwmgr->pptable!", return -ENOMEM);
1154 
1155 	powerplay_table = get_powerplay_table(hwmgr);
1156 
1157 	PP_ASSERT_WITH_CODE((powerplay_table != NULL),
1158 		"Missing PowerPlay Table!", return -1);
1159 
1160 	result = check_powerplay_tables(hwmgr, powerplay_table);
1161 
1162 	PP_ASSERT_WITH_CODE((result == 0),
1163 			    "check_powerplay_tables failed", return result);
1164 
1165 	result = set_platform_caps(hwmgr,
1166 				   le32_to_cpu(powerplay_table->ulPlatformCaps));
1167 
1168 	PP_ASSERT_WITH_CODE((result == 0),
1169 			    "set_platform_caps failed", return result);
1170 
1171 	result = init_thermal_controller(hwmgr, powerplay_table);
1172 
1173 	PP_ASSERT_WITH_CODE((result == 0),
1174 			    "init_thermal_controller failed", return result);
1175 
1176 	result = init_over_drive_limits(hwmgr, powerplay_table);
1177 
1178 	PP_ASSERT_WITH_CODE((result == 0),
1179 			    "init_over_drive_limits failed", return result);
1180 
1181 	result = init_powerplay_extended_tables(hwmgr, powerplay_table);
1182 
1183 	PP_ASSERT_WITH_CODE((result == 0),
1184 			    "init_powerplay_extended_tables failed", return result);
1185 
1186 	result = init_dpm_2_parameters(hwmgr, powerplay_table);
1187 
1188 	PP_ASSERT_WITH_CODE((result == 0),
1189 			    "init_dpm_2_parameters failed", return result);
1190 
1191 	return result;
1192 }
1193 
vega10_pp_tables_uninitialize(struct pp_hwmgr * hwmgr)1194 static int vega10_pp_tables_uninitialize(struct pp_hwmgr *hwmgr)
1195 {
1196 	struct phm_ppt_v2_information *pp_table_info =
1197 			(struct phm_ppt_v2_information *)(hwmgr->pptable);
1198 
1199 	kfree(pp_table_info->vdd_dep_on_sclk);
1200 	pp_table_info->vdd_dep_on_sclk = NULL;
1201 
1202 	kfree(pp_table_info->vdd_dep_on_mclk);
1203 	pp_table_info->vdd_dep_on_mclk = NULL;
1204 
1205 	kfree(pp_table_info->valid_mclk_values);
1206 	pp_table_info->valid_mclk_values = NULL;
1207 
1208 	kfree(pp_table_info->valid_sclk_values);
1209 	pp_table_info->valid_sclk_values = NULL;
1210 
1211 	kfree(pp_table_info->vddc_lookup_table);
1212 	pp_table_info->vddc_lookup_table = NULL;
1213 
1214 	kfree(pp_table_info->vddmem_lookup_table);
1215 	pp_table_info->vddmem_lookup_table = NULL;
1216 
1217 	kfree(pp_table_info->vddci_lookup_table);
1218 	pp_table_info->vddci_lookup_table = NULL;
1219 
1220 	kfree(pp_table_info->ppm_parameter_table);
1221 	pp_table_info->ppm_parameter_table = NULL;
1222 
1223 	kfree(pp_table_info->mm_dep_table);
1224 	pp_table_info->mm_dep_table = NULL;
1225 
1226 	kfree(pp_table_info->cac_dtp_table);
1227 	pp_table_info->cac_dtp_table = NULL;
1228 
1229 	kfree(hwmgr->dyn_state.cac_dtp_table);
1230 	hwmgr->dyn_state.cac_dtp_table = NULL;
1231 
1232 	kfree(pp_table_info->tdp_table);
1233 	pp_table_info->tdp_table = NULL;
1234 
1235 	kfree(hwmgr->pptable);
1236 	hwmgr->pptable = NULL;
1237 
1238 	return 0;
1239 }
1240 
1241 const struct pp_table_func vega10_pptable_funcs = {
1242 	.pptable_init = vega10_pp_tables_initialize,
1243 	.pptable_fini = vega10_pp_tables_uninitialize,
1244 };
1245 
vega10_get_number_of_powerplay_table_entries(struct pp_hwmgr * hwmgr)1246 int vega10_get_number_of_powerplay_table_entries(struct pp_hwmgr *hwmgr)
1247 {
1248 	const ATOM_Vega10_State_Array *state_arrays;
1249 	const ATOM_Vega10_POWERPLAYTABLE *pp_table = get_powerplay_table(hwmgr);
1250 
1251 	PP_ASSERT_WITH_CODE((pp_table != NULL),
1252 			"Missing PowerPlay Table!", return -1);
1253 	PP_ASSERT_WITH_CODE((pp_table->sHeader.format_revision >=
1254 			ATOM_Vega10_TABLE_REVISION_VEGA10),
1255 			"Incorrect PowerPlay table revision!", return -1);
1256 
1257 	state_arrays = (ATOM_Vega10_State_Array *)(((unsigned long)pp_table) +
1258 			le16_to_cpu(pp_table->usStateArrayOffset));
1259 
1260 	return (uint32_t)(state_arrays->ucNumEntries);
1261 }
1262 
make_classification_flags(struct pp_hwmgr * hwmgr,uint16_t classification,uint16_t classification2)1263 static uint32_t make_classification_flags(struct pp_hwmgr *hwmgr,
1264 		uint16_t classification, uint16_t classification2)
1265 {
1266 	uint32_t result = 0;
1267 
1268 	if (classification & ATOM_PPLIB_CLASSIFICATION_BOOT)
1269 		result |= PP_StateClassificationFlag_Boot;
1270 
1271 	if (classification & ATOM_PPLIB_CLASSIFICATION_THERMAL)
1272 		result |= PP_StateClassificationFlag_Thermal;
1273 
1274 	if (classification & ATOM_PPLIB_CLASSIFICATION_LIMITEDPOWERSOURCE)
1275 		result |= PP_StateClassificationFlag_LimitedPowerSource;
1276 
1277 	if (classification & ATOM_PPLIB_CLASSIFICATION_REST)
1278 		result |= PP_StateClassificationFlag_Rest;
1279 
1280 	if (classification & ATOM_PPLIB_CLASSIFICATION_FORCED)
1281 		result |= PP_StateClassificationFlag_Forced;
1282 
1283 	if (classification & ATOM_PPLIB_CLASSIFICATION_ACPI)
1284 		result |= PP_StateClassificationFlag_ACPI;
1285 
1286 	if (classification2 & ATOM_PPLIB_CLASSIFICATION2_LIMITEDPOWERSOURCE_2)
1287 		result |= PP_StateClassificationFlag_LimitedPowerSource_2;
1288 
1289 	return result;
1290 }
1291 
vega10_get_powerplay_table_entry(struct pp_hwmgr * hwmgr,uint32_t entry_index,struct pp_power_state * power_state,int (* call_back_func)(struct pp_hwmgr *,void *,struct pp_power_state *,void *,uint32_t))1292 int vega10_get_powerplay_table_entry(struct pp_hwmgr *hwmgr,
1293 		uint32_t entry_index, struct pp_power_state *power_state,
1294 		int (*call_back_func)(struct pp_hwmgr *, void *,
1295 				struct pp_power_state *, void *, uint32_t))
1296 {
1297 	int result = 0;
1298 	const ATOM_Vega10_State_Array *state_arrays;
1299 	const ATOM_Vega10_State *state_entry;
1300 	const ATOM_Vega10_POWERPLAYTABLE *pp_table =
1301 			get_powerplay_table(hwmgr);
1302 
1303 	PP_ASSERT_WITH_CODE(pp_table, "Missing PowerPlay Table!",
1304 			return -1;);
1305 	power_state->classification.bios_index = entry_index;
1306 
1307 	if (pp_table->sHeader.format_revision >=
1308 			ATOM_Vega10_TABLE_REVISION_VEGA10) {
1309 		state_arrays = (ATOM_Vega10_State_Array *)
1310 				(((unsigned long)pp_table) +
1311 				le16_to_cpu(pp_table->usStateArrayOffset));
1312 
1313 		PP_ASSERT_WITH_CODE(pp_table->usStateArrayOffset > 0,
1314 				"Invalid PowerPlay Table State Array Offset.",
1315 				return -1);
1316 		PP_ASSERT_WITH_CODE(state_arrays->ucNumEntries > 0,
1317 				"Invalid PowerPlay Table State Array.",
1318 				return -1);
1319 		PP_ASSERT_WITH_CODE((entry_index <= state_arrays->ucNumEntries),
1320 				"Invalid PowerPlay Table State Array Entry.",
1321 				return -1);
1322 
1323 		state_entry = &(state_arrays->states[entry_index]);
1324 
1325 		result = call_back_func(hwmgr, (void *)state_entry, power_state,
1326 				(void *)pp_table,
1327 				make_classification_flags(hwmgr,
1328 					le16_to_cpu(state_entry->usClassification),
1329 					le16_to_cpu(state_entry->usClassification2)));
1330 	}
1331 
1332 	if (!result && (power_state->classification.flags &
1333 			PP_StateClassificationFlag_Boot))
1334 		result = hwmgr->hwmgr_func->patch_boot_state(hwmgr, &(power_state->hardware));
1335 
1336 	return result;
1337 }
1338 
vega10_baco_set_cap(struct pp_hwmgr * hwmgr)1339 int vega10_baco_set_cap(struct pp_hwmgr *hwmgr)
1340 {
1341 	int result = 0;
1342 
1343 	const ATOM_Vega10_POWERPLAYTABLE *powerplay_table;
1344 
1345 	powerplay_table = get_powerplay_table(hwmgr);
1346 
1347 	PP_ASSERT_WITH_CODE((powerplay_table != NULL),
1348 		"Missing PowerPlay Table!", return -1);
1349 
1350 	result = check_powerplay_tables(hwmgr, powerplay_table);
1351 
1352 	PP_ASSERT_WITH_CODE((result == 0),
1353 			    "check_powerplay_tables failed", return result);
1354 
1355 	set_hw_cap(
1356 			hwmgr,
1357 			0 != (le32_to_cpu(powerplay_table->ulPlatformCaps) & ATOM_VEGA10_PP_PLATFORM_CAP_BACO),
1358 			PHM_PlatformCaps_BACO);
1359 	return result;
1360 }
1361 
1362