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1/*
2 * Copyright 2015 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 "pp_debug.h"
24#include <linux/module.h>
25#include <linux/slab.h>
26
27#include "ppatomctrl.h"
28#include "atombios.h"
29#include "cgs_common.h"
30#include "ppevvmath.h"
31
32#define MEM_ID_MASK 0xff000000
33#define MEM_ID_SHIFT 24
34#define CLOCK_RANGE_MASK 0x00ffffff
35#define CLOCK_RANGE_SHIFT 0
36#define LOW_NIBBLE_MASK 0xf
37#define DATA_EQU_PREV 0
38#define DATA_FROM_TABLE 4
39
40union voltage_object_info {
41 struct _ATOM_VOLTAGE_OBJECT_INFO v1;
42 struct _ATOM_VOLTAGE_OBJECT_INFO_V2 v2;
43 struct _ATOM_VOLTAGE_OBJECT_INFO_V3_1 v3;
44};
45
46static int atomctrl_retrieve_ac_timing(
47 uint8_t index,
48 ATOM_INIT_REG_BLOCK *reg_block,
49 pp_atomctrl_mc_reg_table *table)
50{
51 uint32_t i, j;
52 uint8_t tmem_id;
53 ATOM_MEMORY_SETTING_DATA_BLOCK *reg_data = (ATOM_MEMORY_SETTING_DATA_BLOCK *)
54 ((uint8_t *)reg_block + (2 * sizeof(uint16_t)) + le16_to_cpu(reg_block->usRegIndexTblSize));
55
56 uint8_t num_ranges = 0;
57
58 while (*(uint32_t *)reg_data != END_OF_REG_DATA_BLOCK &&
59 num_ranges < VBIOS_MAX_AC_TIMING_ENTRIES) {
60 tmem_id = (uint8_t)((*(uint32_t *)reg_data & MEM_ID_MASK) >> MEM_ID_SHIFT);
61
62 if (index == tmem_id) {
63 table->mc_reg_table_entry[num_ranges].mclk_max =
64 (uint32_t)((*(uint32_t *)reg_data & CLOCK_RANGE_MASK) >>
65 CLOCK_RANGE_SHIFT);
66
67 for (i = 0, j = 1; i < table->last; i++) {
68 if ((table->mc_reg_address[i].uc_pre_reg_data &
69 LOW_NIBBLE_MASK) == DATA_FROM_TABLE) {
70 table->mc_reg_table_entry[num_ranges].mc_data[i] =
71 (uint32_t)*((uint32_t *)reg_data + j);
72 j++;
73 } else if ((table->mc_reg_address[i].uc_pre_reg_data &
74 LOW_NIBBLE_MASK) == DATA_EQU_PREV) {
75 table->mc_reg_table_entry[num_ranges].mc_data[i] =
76 table->mc_reg_table_entry[num_ranges].mc_data[i-1];
77 }
78 }
79 num_ranges++;
80 }
81
82 reg_data = (ATOM_MEMORY_SETTING_DATA_BLOCK *)
83 ((uint8_t *)reg_data + le16_to_cpu(reg_block->usRegDataBlkSize)) ;
84 }
85
86 PP_ASSERT_WITH_CODE((*(uint32_t *)reg_data == END_OF_REG_DATA_BLOCK),
87 "Invalid VramInfo table.", return -1);
88 table->num_entries = num_ranges;
89
90 return 0;
91}
92
93/**
94 * Get memory clock AC timing registers index from VBIOS table
95 * VBIOS set end of memory clock AC timing registers by ucPreRegDataLength bit6 = 1
96 * @param reg_block the address ATOM_INIT_REG_BLOCK
97 * @param table the address of MCRegTable
98 * @return 0
99 */
100static int atomctrl_set_mc_reg_address_table(
101 ATOM_INIT_REG_BLOCK *reg_block,
102 pp_atomctrl_mc_reg_table *table)
103{
104 uint8_t i = 0;
105 uint8_t num_entries = (uint8_t)((le16_to_cpu(reg_block->usRegIndexTblSize))
106 / sizeof(ATOM_INIT_REG_INDEX_FORMAT));
107 ATOM_INIT_REG_INDEX_FORMAT *format = ®_block->asRegIndexBuf[0];
108
109 num_entries--; /* subtract 1 data end mark entry */
110
111 PP_ASSERT_WITH_CODE((num_entries <= VBIOS_MC_REGISTER_ARRAY_SIZE),
112 "Invalid VramInfo table.", return -1);
113
114 /* ucPreRegDataLength bit6 = 1 is the end of memory clock AC timing registers */
115 while ((!(format->ucPreRegDataLength & ACCESS_PLACEHOLDER)) &&
116 (i < num_entries)) {
117 table->mc_reg_address[i].s1 =
118 (uint16_t)(le16_to_cpu(format->usRegIndex));
119 table->mc_reg_address[i].uc_pre_reg_data =
120 format->ucPreRegDataLength;
121
122 i++;
123 format = (ATOM_INIT_REG_INDEX_FORMAT *)
124 ((uint8_t *)format + sizeof(ATOM_INIT_REG_INDEX_FORMAT));
125 }
126
127 table->last = i;
128 return 0;
129}
130
131
132int atomctrl_initialize_mc_reg_table(
133 struct pp_hwmgr *hwmgr,
134 uint8_t module_index,
135 pp_atomctrl_mc_reg_table *table)
136{
137 ATOM_VRAM_INFO_HEADER_V2_1 *vram_info;
138 ATOM_INIT_REG_BLOCK *reg_block;
139 int result = 0;
140 u8 frev, crev;
141 u16 size;
142
143 vram_info = (ATOM_VRAM_INFO_HEADER_V2_1 *)
144 cgs_atom_get_data_table(hwmgr->device,
145 GetIndexIntoMasterTable(DATA, VRAM_Info), &size, &frev, &crev);
146
147 if (module_index >= vram_info->ucNumOfVRAMModule) {
148 pr_err("Invalid VramInfo table.");
149 result = -1;
150 } else if (vram_info->sHeader.ucTableFormatRevision < 2) {
151 pr_err("Invalid VramInfo table.");
152 result = -1;
153 }
154
155 if (0 == result) {
156 reg_block = (ATOM_INIT_REG_BLOCK *)
157 ((uint8_t *)vram_info + le16_to_cpu(vram_info->usMemClkPatchTblOffset));
158 result = atomctrl_set_mc_reg_address_table(reg_block, table);
159 }
160
161 if (0 == result) {
162 result = atomctrl_retrieve_ac_timing(module_index,
163 reg_block, table);
164 }
165
166 return result;
167}
168
169/**
170 * Set DRAM timings based on engine clock and memory clock.
171 */
172int atomctrl_set_engine_dram_timings_rv770(
173 struct pp_hwmgr *hwmgr,
174 uint32_t engine_clock,
175 uint32_t memory_clock)
176{
177 SET_ENGINE_CLOCK_PS_ALLOCATION engine_clock_parameters;
178
179 /* They are both in 10KHz Units. */
180 engine_clock_parameters.ulTargetEngineClock =
181 cpu_to_le32((engine_clock & SET_CLOCK_FREQ_MASK) |
182 ((COMPUTE_ENGINE_PLL_PARAM << 24)));
183
184 /* in 10 khz units.*/
185 engine_clock_parameters.sReserved.ulClock =
186 cpu_to_le32(memory_clock & SET_CLOCK_FREQ_MASK);
187 return cgs_atom_exec_cmd_table(hwmgr->device,
188 GetIndexIntoMasterTable(COMMAND, DynamicMemorySettings),
189 &engine_clock_parameters);
190}
191
192/**
193 * Private Function to get the PowerPlay Table Address.
194 * WARNING: The tabled returned by this function is in
195 * dynamically allocated memory.
196 * The caller has to release if by calling kfree.
197 */
198static ATOM_VOLTAGE_OBJECT_INFO *get_voltage_info_table(void *device)
199{
200 int index = GetIndexIntoMasterTable(DATA, VoltageObjectInfo);
201 u8 frev, crev;
202 u16 size;
203 union voltage_object_info *voltage_info;
204
205 voltage_info = (union voltage_object_info *)
206 cgs_atom_get_data_table(device, index,
207 &size, &frev, &crev);
208
209 if (voltage_info != NULL)
210 return (ATOM_VOLTAGE_OBJECT_INFO *) &(voltage_info->v3);
211 else
212 return NULL;
213}
214
215static const ATOM_VOLTAGE_OBJECT_V3 *atomctrl_lookup_voltage_type_v3(
216 const ATOM_VOLTAGE_OBJECT_INFO_V3_1 * voltage_object_info_table,
217 uint8_t voltage_type, uint8_t voltage_mode)
218{
219 unsigned int size = le16_to_cpu(voltage_object_info_table->sHeader.usStructureSize);
220 unsigned int offset = offsetof(ATOM_VOLTAGE_OBJECT_INFO_V3_1, asVoltageObj[0]);
221 uint8_t *start = (uint8_t *)voltage_object_info_table;
222
223 while (offset < size) {
224 const ATOM_VOLTAGE_OBJECT_V3 *voltage_object =
225 (const ATOM_VOLTAGE_OBJECT_V3 *)(start + offset);
226
227 if (voltage_type == voltage_object->asGpioVoltageObj.sHeader.ucVoltageType &&
228 voltage_mode == voltage_object->asGpioVoltageObj.sHeader.ucVoltageMode)
229 return voltage_object;
230
231 offset += le16_to_cpu(voltage_object->asGpioVoltageObj.sHeader.usSize);
232 }
233
234 return NULL;
235}
236
237/** atomctrl_get_memory_pll_dividers_si().
238 *
239 * @param hwmgr input parameter: pointer to HwMgr
240 * @param clock_value input parameter: memory clock
241 * @param dividers output parameter: memory PLL dividers
242 * @param strobe_mode input parameter: 1 for strobe mode, 0 for performance mode
243 */
244int atomctrl_get_memory_pll_dividers_si(
245 struct pp_hwmgr *hwmgr,
246 uint32_t clock_value,
247 pp_atomctrl_memory_clock_param *mpll_param,
248 bool strobe_mode)
249{
250 COMPUTE_MEMORY_CLOCK_PARAM_PARAMETERS_V2_1 mpll_parameters;
251 int result;
252
253 mpll_parameters.ulClock = cpu_to_le32(clock_value);
254 mpll_parameters.ucInputFlag = (uint8_t)((strobe_mode) ? 1 : 0);
255
256 result = cgs_atom_exec_cmd_table
257 (hwmgr->device,
258 GetIndexIntoMasterTable(COMMAND, ComputeMemoryClockParam),
259 &mpll_parameters);
260
261 if (0 == result) {
262 mpll_param->mpll_fb_divider.clk_frac =
263 le16_to_cpu(mpll_parameters.ulFbDiv.usFbDivFrac);
264 mpll_param->mpll_fb_divider.cl_kf =
265 le16_to_cpu(mpll_parameters.ulFbDiv.usFbDiv);
266 mpll_param->mpll_post_divider =
267 (uint32_t)mpll_parameters.ucPostDiv;
268 mpll_param->vco_mode =
269 (uint32_t)(mpll_parameters.ucPllCntlFlag &
270 MPLL_CNTL_FLAG_VCO_MODE_MASK);
271 mpll_param->yclk_sel =
272 (uint32_t)((mpll_parameters.ucPllCntlFlag &
273 MPLL_CNTL_FLAG_BYPASS_DQ_PLL) ? 1 : 0);
274 mpll_param->qdr =
275 (uint32_t)((mpll_parameters.ucPllCntlFlag &
276 MPLL_CNTL_FLAG_QDR_ENABLE) ? 1 : 0);
277 mpll_param->half_rate =
278 (uint32_t)((mpll_parameters.ucPllCntlFlag &
279 MPLL_CNTL_FLAG_AD_HALF_RATE) ? 1 : 0);
280 mpll_param->dll_speed =
281 (uint32_t)(mpll_parameters.ucDllSpeed);
282 mpll_param->bw_ctrl =
283 (uint32_t)(mpll_parameters.ucBWCntl);
284 }
285
286 return result;
287}
288
289/** atomctrl_get_memory_pll_dividers_vi().
290 *
291 * @param hwmgr input parameter: pointer to HwMgr
292 * @param clock_value input parameter: memory clock
293 * @param dividers output parameter: memory PLL dividers
294 */
295int atomctrl_get_memory_pll_dividers_vi(struct pp_hwmgr *hwmgr,
296 uint32_t clock_value, pp_atomctrl_memory_clock_param *mpll_param)
297{
298 COMPUTE_MEMORY_CLOCK_PARAM_PARAMETERS_V2_2 mpll_parameters;
299 int result;
300
301 mpll_parameters.ulClock.ulClock = cpu_to_le32(clock_value);
302
303 result = cgs_atom_exec_cmd_table(hwmgr->device,
304 GetIndexIntoMasterTable(COMMAND, ComputeMemoryClockParam),
305 &mpll_parameters);
306
307 if (!result)
308 mpll_param->mpll_post_divider =
309 (uint32_t)mpll_parameters.ulClock.ucPostDiv;
310
311 return result;
312}
313
314int atomctrl_get_engine_pll_dividers_kong(struct pp_hwmgr *hwmgr,
315 uint32_t clock_value,
316 pp_atomctrl_clock_dividers_kong *dividers)
317{
318 COMPUTE_MEMORY_ENGINE_PLL_PARAMETERS_V4 pll_parameters;
319 int result;
320
321 pll_parameters.ulClock = cpu_to_le32(clock_value);
322
323 result = cgs_atom_exec_cmd_table
324 (hwmgr->device,
325 GetIndexIntoMasterTable(COMMAND, ComputeMemoryEnginePLL),
326 &pll_parameters);
327
328 if (0 == result) {
329 dividers->pll_post_divider = pll_parameters.ucPostDiv;
330 dividers->real_clock = le32_to_cpu(pll_parameters.ulClock);
331 }
332
333 return result;
334}
335
336int atomctrl_get_engine_pll_dividers_vi(
337 struct pp_hwmgr *hwmgr,
338 uint32_t clock_value,
339 pp_atomctrl_clock_dividers_vi *dividers)
340{
341 COMPUTE_GPU_CLOCK_OUTPUT_PARAMETERS_V1_6 pll_patameters;
342 int result;
343
344 pll_patameters.ulClock.ulClock = cpu_to_le32(clock_value);
345 pll_patameters.ulClock.ucPostDiv = COMPUTE_GPUCLK_INPUT_FLAG_SCLK;
346
347 result = cgs_atom_exec_cmd_table
348 (hwmgr->device,
349 GetIndexIntoMasterTable(COMMAND, ComputeMemoryEnginePLL),
350 &pll_patameters);
351
352 if (0 == result) {
353 dividers->pll_post_divider =
354 pll_patameters.ulClock.ucPostDiv;
355 dividers->real_clock =
356 le32_to_cpu(pll_patameters.ulClock.ulClock);
357
358 dividers->ul_fb_div.ul_fb_div_frac =
359 le16_to_cpu(pll_patameters.ulFbDiv.usFbDivFrac);
360 dividers->ul_fb_div.ul_fb_div =
361 le16_to_cpu(pll_patameters.ulFbDiv.usFbDiv);
362
363 dividers->uc_pll_ref_div =
364 pll_patameters.ucPllRefDiv;
365 dividers->uc_pll_post_div =
366 pll_patameters.ucPllPostDiv;
367 dividers->uc_pll_cntl_flag =
368 pll_patameters.ucPllCntlFlag;
369 }
370
371 return result;
372}
373
374int atomctrl_get_engine_pll_dividers_ai(struct pp_hwmgr *hwmgr,
375 uint32_t clock_value,
376 pp_atomctrl_clock_dividers_ai *dividers)
377{
378 COMPUTE_GPU_CLOCK_OUTPUT_PARAMETERS_V1_7 pll_patameters;
379 int result;
380
381 pll_patameters.ulClock.ulClock = cpu_to_le32(clock_value);
382 pll_patameters.ulClock.ucPostDiv = COMPUTE_GPUCLK_INPUT_FLAG_SCLK;
383
384 result = cgs_atom_exec_cmd_table
385 (hwmgr->device,
386 GetIndexIntoMasterTable(COMMAND, ComputeMemoryEnginePLL),
387 &pll_patameters);
388
389 if (0 == result) {
390 dividers->usSclk_fcw_frac = le16_to_cpu(pll_patameters.usSclk_fcw_frac);
391 dividers->usSclk_fcw_int = le16_to_cpu(pll_patameters.usSclk_fcw_int);
392 dividers->ucSclkPostDiv = pll_patameters.ucSclkPostDiv;
393 dividers->ucSclkVcoMode = pll_patameters.ucSclkVcoMode;
394 dividers->ucSclkPllRange = pll_patameters.ucSclkPllRange;
395 dividers->ucSscEnable = pll_patameters.ucSscEnable;
396 dividers->usSsc_fcw1_frac = le16_to_cpu(pll_patameters.usSsc_fcw1_frac);
397 dividers->usSsc_fcw1_int = le16_to_cpu(pll_patameters.usSsc_fcw1_int);
398 dividers->usPcc_fcw_int = le16_to_cpu(pll_patameters.usPcc_fcw_int);
399 dividers->usSsc_fcw_slew_frac = le16_to_cpu(pll_patameters.usSsc_fcw_slew_frac);
400 dividers->usPcc_fcw_slew_frac = le16_to_cpu(pll_patameters.usPcc_fcw_slew_frac);
401 }
402 return result;
403}
404
405int atomctrl_get_dfs_pll_dividers_vi(
406 struct pp_hwmgr *hwmgr,
407 uint32_t clock_value,
408 pp_atomctrl_clock_dividers_vi *dividers)
409{
410 COMPUTE_GPU_CLOCK_OUTPUT_PARAMETERS_V1_6 pll_patameters;
411 int result;
412
413 pll_patameters.ulClock.ulClock = cpu_to_le32(clock_value);
414 pll_patameters.ulClock.ucPostDiv =
415 COMPUTE_GPUCLK_INPUT_FLAG_DEFAULT_GPUCLK;
416
417 result = cgs_atom_exec_cmd_table
418 (hwmgr->device,
419 GetIndexIntoMasterTable(COMMAND, ComputeMemoryEnginePLL),
420 &pll_patameters);
421
422 if (0 == result) {
423 dividers->pll_post_divider =
424 pll_patameters.ulClock.ucPostDiv;
425 dividers->real_clock =
426 le32_to_cpu(pll_patameters.ulClock.ulClock);
427
428 dividers->ul_fb_div.ul_fb_div_frac =
429 le16_to_cpu(pll_patameters.ulFbDiv.usFbDivFrac);
430 dividers->ul_fb_div.ul_fb_div =
431 le16_to_cpu(pll_patameters.ulFbDiv.usFbDiv);
432
433 dividers->uc_pll_ref_div =
434 pll_patameters.ucPllRefDiv;
435 dividers->uc_pll_post_div =
436 pll_patameters.ucPllPostDiv;
437 dividers->uc_pll_cntl_flag =
438 pll_patameters.ucPllCntlFlag;
439 }
440
441 return result;
442}
443
444/**
445 * Get the reference clock in 10KHz
446 */
447uint32_t atomctrl_get_reference_clock(struct pp_hwmgr *hwmgr)
448{
449 ATOM_FIRMWARE_INFO *fw_info;
450 u8 frev, crev;
451 u16 size;
452 uint32_t clock;
453
454 fw_info = (ATOM_FIRMWARE_INFO *)
455 cgs_atom_get_data_table(hwmgr->device,
456 GetIndexIntoMasterTable(DATA, FirmwareInfo),
457 &size, &frev, &crev);
458
459 if (fw_info == NULL)
460 clock = 2700;
461 else
462 clock = (uint32_t)(le16_to_cpu(fw_info->usReferenceClock));
463
464 return clock;
465}
466
467/**
468 * Returns true if the given voltage type is controlled by GPIO pins.
469 * voltage_type is one of SET_VOLTAGE_TYPE_ASIC_VDDC,
470 * SET_VOLTAGE_TYPE_ASIC_MVDDC, SET_VOLTAGE_TYPE_ASIC_MVDDQ.
471 * voltage_mode is one of ATOM_SET_VOLTAGE, ATOM_SET_VOLTAGE_PHASE
472 */
473bool atomctrl_is_voltage_controlled_by_gpio_v3(
474 struct pp_hwmgr *hwmgr,
475 uint8_t voltage_type,
476 uint8_t voltage_mode)
477{
478 ATOM_VOLTAGE_OBJECT_INFO_V3_1 *voltage_info =
479 (ATOM_VOLTAGE_OBJECT_INFO_V3_1 *)get_voltage_info_table(hwmgr->device);
480 bool ret;
481
482 PP_ASSERT_WITH_CODE((NULL != voltage_info),
483 "Could not find Voltage Table in BIOS.", return false;);
484
485 ret = (NULL != atomctrl_lookup_voltage_type_v3
486 (voltage_info, voltage_type, voltage_mode)) ? true : false;
487
488 return ret;
489}
490
491int atomctrl_get_voltage_table_v3(
492 struct pp_hwmgr *hwmgr,
493 uint8_t voltage_type,
494 uint8_t voltage_mode,
495 pp_atomctrl_voltage_table *voltage_table)
496{
497 ATOM_VOLTAGE_OBJECT_INFO_V3_1 *voltage_info =
498 (ATOM_VOLTAGE_OBJECT_INFO_V3_1 *)get_voltage_info_table(hwmgr->device);
499 const ATOM_VOLTAGE_OBJECT_V3 *voltage_object;
500 unsigned int i;
501
502 PP_ASSERT_WITH_CODE((NULL != voltage_info),
503 "Could not find Voltage Table in BIOS.", return -1;);
504
505 voltage_object = atomctrl_lookup_voltage_type_v3
506 (voltage_info, voltage_type, voltage_mode);
507
508 if (voltage_object == NULL)
509 return -1;
510
511 PP_ASSERT_WITH_CODE(
512 (voltage_object->asGpioVoltageObj.ucGpioEntryNum <=
513 PP_ATOMCTRL_MAX_VOLTAGE_ENTRIES),
514 "Too many voltage entries!",
515 return -1;
516 );
517
518 for (i = 0; i < voltage_object->asGpioVoltageObj.ucGpioEntryNum; i++) {
519 voltage_table->entries[i].value =
520 le16_to_cpu(voltage_object->asGpioVoltageObj.asVolGpioLut[i].usVoltageValue);
521 voltage_table->entries[i].smio_low =
522 le32_to_cpu(voltage_object->asGpioVoltageObj.asVolGpioLut[i].ulVoltageId);
523 }
524
525 voltage_table->mask_low =
526 le32_to_cpu(voltage_object->asGpioVoltageObj.ulGpioMaskVal);
527 voltage_table->count =
528 voltage_object->asGpioVoltageObj.ucGpioEntryNum;
529 voltage_table->phase_delay =
530 voltage_object->asGpioVoltageObj.ucPhaseDelay;
531
532 return 0;
533}
534
535static bool atomctrl_lookup_gpio_pin(
536 ATOM_GPIO_PIN_LUT * gpio_lookup_table,
537 const uint32_t pinId,
538 pp_atomctrl_gpio_pin_assignment *gpio_pin_assignment)
539{
540 unsigned int size = le16_to_cpu(gpio_lookup_table->sHeader.usStructureSize);
541 unsigned int offset = offsetof(ATOM_GPIO_PIN_LUT, asGPIO_Pin[0]);
542 uint8_t *start = (uint8_t *)gpio_lookup_table;
543
544 while (offset < size) {
545 const ATOM_GPIO_PIN_ASSIGNMENT *pin_assignment =
546 (const ATOM_GPIO_PIN_ASSIGNMENT *)(start + offset);
547
548 if (pinId == pin_assignment->ucGPIO_ID) {
549 gpio_pin_assignment->uc_gpio_pin_bit_shift =
550 pin_assignment->ucGpioPinBitShift;
551 gpio_pin_assignment->us_gpio_pin_aindex =
552 le16_to_cpu(pin_assignment->usGpioPin_AIndex);
553 return true;
554 }
555
556 offset += offsetof(ATOM_GPIO_PIN_ASSIGNMENT, ucGPIO_ID) + 1;
557 }
558
559 return false;
560}
561
562/**
563 * Private Function to get the PowerPlay Table Address.
564 * WARNING: The tabled returned by this function is in
565 * dynamically allocated memory.
566 * The caller has to release if by calling kfree.
567 */
568static ATOM_GPIO_PIN_LUT *get_gpio_lookup_table(void *device)
569{
570 u8 frev, crev;
571 u16 size;
572 void *table_address;
573
574 table_address = (ATOM_GPIO_PIN_LUT *)
575 cgs_atom_get_data_table(device,
576 GetIndexIntoMasterTable(DATA, GPIO_Pin_LUT),
577 &size, &frev, &crev);
578
579 PP_ASSERT_WITH_CODE((NULL != table_address),
580 "Error retrieving BIOS Table Address!", return NULL;);
581
582 return (ATOM_GPIO_PIN_LUT *)table_address;
583}
584
585/**
586 * Returns 1 if the given pin id find in lookup table.
587 */
588bool atomctrl_get_pp_assign_pin(
589 struct pp_hwmgr *hwmgr,
590 const uint32_t pinId,
591 pp_atomctrl_gpio_pin_assignment *gpio_pin_assignment)
592{
593 bool bRet = false;
594 ATOM_GPIO_PIN_LUT *gpio_lookup_table =
595 get_gpio_lookup_table(hwmgr->device);
596
597 PP_ASSERT_WITH_CODE((NULL != gpio_lookup_table),
598 "Could not find GPIO lookup Table in BIOS.", return false);
599
600 bRet = atomctrl_lookup_gpio_pin(gpio_lookup_table, pinId,
601 gpio_pin_assignment);
602
603 return bRet;
604}
605
606int atomctrl_calculate_voltage_evv_on_sclk(
607 struct pp_hwmgr *hwmgr,
608 uint8_t voltage_type,
609 uint32_t sclk,
610 uint16_t virtual_voltage_Id,
611 uint16_t *voltage,
612 uint16_t dpm_level,
613 bool debug)
614{
615 ATOM_ASIC_PROFILING_INFO_V3_4 *getASICProfilingInfo;
616
617 EFUSE_LINEAR_FUNC_PARAM sRO_fuse;
618 EFUSE_LINEAR_FUNC_PARAM sCACm_fuse;
619 EFUSE_LINEAR_FUNC_PARAM sCACb_fuse;
620 EFUSE_LOGISTIC_FUNC_PARAM sKt_Beta_fuse;
621 EFUSE_LOGISTIC_FUNC_PARAM sKv_m_fuse;
622 EFUSE_LOGISTIC_FUNC_PARAM sKv_b_fuse;
623 EFUSE_INPUT_PARAMETER sInput_FuseValues;
624 READ_EFUSE_VALUE_PARAMETER sOutput_FuseValues;
625
626 uint32_t ul_RO_fused, ul_CACb_fused, ul_CACm_fused, ul_Kt_Beta_fused, ul_Kv_m_fused, ul_Kv_b_fused;
627 fInt fSM_A0, fSM_A1, fSM_A2, fSM_A3, fSM_A4, fSM_A5, fSM_A6, fSM_A7;
628 fInt fMargin_RO_a, fMargin_RO_b, fMargin_RO_c, fMargin_fixed, fMargin_FMAX_mean, fMargin_Plat_mean, fMargin_FMAX_sigma, fMargin_Plat_sigma, fMargin_DC_sigma;
629 fInt fLkg_FT, repeat;
630 fInt fMicro_FMAX, fMicro_CR, fSigma_FMAX, fSigma_CR, fSigma_DC, fDC_SCLK, fSquared_Sigma_DC, fSquared_Sigma_CR, fSquared_Sigma_FMAX;
631 fInt fRLL_LoadLine, fPowerDPMx, fDerateTDP, fVDDC_base, fA_Term, fC_Term, fB_Term, fRO_DC_margin;
632 fInt fRO_fused, fCACm_fused, fCACb_fused, fKv_m_fused, fKv_b_fused, fKt_Beta_fused, fFT_Lkg_V0NORM;
633 fInt fSclk_margin, fSclk, fEVV_V;
634 fInt fV_min, fV_max, fT_prod, fLKG_Factor, fT_FT, fV_FT, fV_x, fTDP_Power, fTDP_Power_right, fTDP_Power_left, fTDP_Current, fV_NL;
635 uint32_t ul_FT_Lkg_V0NORM;
636 fInt fLn_MaxDivMin, fMin, fAverage, fRange;
637 fInt fRoots[2];
638 fInt fStepSize = GetScaledFraction(625, 100000);
639
640 int result;
641
642 getASICProfilingInfo = (ATOM_ASIC_PROFILING_INFO_V3_4 *)
643 cgs_atom_get_data_table(hwmgr->device,
644 GetIndexIntoMasterTable(DATA, ASIC_ProfilingInfo),
645 NULL, NULL, NULL);
646
647 if (!getASICProfilingInfo)
648 return -1;
649
650 if (getASICProfilingInfo->asHeader.ucTableFormatRevision < 3 ||
651 (getASICProfilingInfo->asHeader.ucTableFormatRevision == 3 &&
652 getASICProfilingInfo->asHeader.ucTableContentRevision < 4))
653 return -1;
654
655 /*-----------------------------------------------------------
656 *GETTING MULTI-STEP PARAMETERS RELATED TO CURRENT DPM LEVEL
657 *-----------------------------------------------------------
658 */
659 fRLL_LoadLine = Divide(getASICProfilingInfo->ulLoadLineSlop, 1000);
660
661 switch (dpm_level) {
662 case 1:
663 fPowerDPMx = Convert_ULONG_ToFraction(le16_to_cpu(getASICProfilingInfo->usPowerDpm1));
664 fDerateTDP = GetScaledFraction(le32_to_cpu(getASICProfilingInfo->ulTdpDerateDPM1), 1000);
665 break;
666 case 2:
667 fPowerDPMx = Convert_ULONG_ToFraction(le16_to_cpu(getASICProfilingInfo->usPowerDpm2));
668 fDerateTDP = GetScaledFraction(le32_to_cpu(getASICProfilingInfo->ulTdpDerateDPM2), 1000);
669 break;
670 case 3:
671 fPowerDPMx = Convert_ULONG_ToFraction(le16_to_cpu(getASICProfilingInfo->usPowerDpm3));
672 fDerateTDP = GetScaledFraction(le32_to_cpu(getASICProfilingInfo->ulTdpDerateDPM3), 1000);
673 break;
674 case 4:
675 fPowerDPMx = Convert_ULONG_ToFraction(le16_to_cpu(getASICProfilingInfo->usPowerDpm4));
676 fDerateTDP = GetScaledFraction(le32_to_cpu(getASICProfilingInfo->ulTdpDerateDPM4), 1000);
677 break;
678 case 5:
679 fPowerDPMx = Convert_ULONG_ToFraction(le16_to_cpu(getASICProfilingInfo->usPowerDpm5));
680 fDerateTDP = GetScaledFraction(le32_to_cpu(getASICProfilingInfo->ulTdpDerateDPM5), 1000);
681 break;
682 case 6:
683 fPowerDPMx = Convert_ULONG_ToFraction(le16_to_cpu(getASICProfilingInfo->usPowerDpm6));
684 fDerateTDP = GetScaledFraction(le32_to_cpu(getASICProfilingInfo->ulTdpDerateDPM6), 1000);
685 break;
686 case 7:
687 fPowerDPMx = Convert_ULONG_ToFraction(le16_to_cpu(getASICProfilingInfo->usPowerDpm7));
688 fDerateTDP = GetScaledFraction(le32_to_cpu(getASICProfilingInfo->ulTdpDerateDPM7), 1000);
689 break;
690 default:
691 pr_err("DPM Level not supported\n");
692 fPowerDPMx = Convert_ULONG_ToFraction(1);
693 fDerateTDP = GetScaledFraction(le32_to_cpu(getASICProfilingInfo->ulTdpDerateDPM0), 1000);
694 }
695
696 /*-------------------------
697 * DECODING FUSE VALUES
698 * ------------------------
699 */
700 /*Decode RO_Fused*/
701 sRO_fuse = getASICProfilingInfo->sRoFuse;
702
703 sInput_FuseValues.usEfuseIndex = sRO_fuse.usEfuseIndex;
704 sInput_FuseValues.ucBitShift = sRO_fuse.ucEfuseBitLSB;
705 sInput_FuseValues.ucBitLength = sRO_fuse.ucEfuseLength;
706
707 sOutput_FuseValues.sEfuse = sInput_FuseValues;
708
709 result = cgs_atom_exec_cmd_table(hwmgr->device,
710 GetIndexIntoMasterTable(COMMAND, ReadEfuseValue),
711 &sOutput_FuseValues);
712
713 if (result)
714 return result;
715
716 /* Finally, the actual fuse value */
717 ul_RO_fused = le32_to_cpu(sOutput_FuseValues.ulEfuseValue);
718 fMin = GetScaledFraction(le32_to_cpu(sRO_fuse.ulEfuseMin), 1);
719 fRange = GetScaledFraction(le32_to_cpu(sRO_fuse.ulEfuseEncodeRange), 1);
720 fRO_fused = fDecodeLinearFuse(ul_RO_fused, fMin, fRange, sRO_fuse.ucEfuseLength);
721
722 sCACm_fuse = getASICProfilingInfo->sCACm;
723
724 sInput_FuseValues.usEfuseIndex = sCACm_fuse.usEfuseIndex;
725 sInput_FuseValues.ucBitShift = sCACm_fuse.ucEfuseBitLSB;
726 sInput_FuseValues.ucBitLength = sCACm_fuse.ucEfuseLength;
727
728 sOutput_FuseValues.sEfuse = sInput_FuseValues;
729
730 result = cgs_atom_exec_cmd_table(hwmgr->device,
731 GetIndexIntoMasterTable(COMMAND, ReadEfuseValue),
732 &sOutput_FuseValues);
733
734 if (result)
735 return result;
736
737 ul_CACm_fused = le32_to_cpu(sOutput_FuseValues.ulEfuseValue);
738 fMin = GetScaledFraction(le32_to_cpu(sCACm_fuse.ulEfuseMin), 1000);
739 fRange = GetScaledFraction(le32_to_cpu(sCACm_fuse.ulEfuseEncodeRange), 1000);
740
741 fCACm_fused = fDecodeLinearFuse(ul_CACm_fused, fMin, fRange, sCACm_fuse.ucEfuseLength);
742
743 sCACb_fuse = getASICProfilingInfo->sCACb;
744
745 sInput_FuseValues.usEfuseIndex = sCACb_fuse.usEfuseIndex;
746 sInput_FuseValues.ucBitShift = sCACb_fuse.ucEfuseBitLSB;
747 sInput_FuseValues.ucBitLength = sCACb_fuse.ucEfuseLength;
748 sOutput_FuseValues.sEfuse = sInput_FuseValues;
749
750 result = cgs_atom_exec_cmd_table(hwmgr->device,
751 GetIndexIntoMasterTable(COMMAND, ReadEfuseValue),
752 &sOutput_FuseValues);
753
754 if (result)
755 return result;
756
757 ul_CACb_fused = le32_to_cpu(sOutput_FuseValues.ulEfuseValue);
758 fMin = GetScaledFraction(le32_to_cpu(sCACb_fuse.ulEfuseMin), 1000);
759 fRange = GetScaledFraction(le32_to_cpu(sCACb_fuse.ulEfuseEncodeRange), 1000);
760
761 fCACb_fused = fDecodeLinearFuse(ul_CACb_fused, fMin, fRange, sCACb_fuse.ucEfuseLength);
762
763 sKt_Beta_fuse = getASICProfilingInfo->sKt_b;
764
765 sInput_FuseValues.usEfuseIndex = sKt_Beta_fuse.usEfuseIndex;
766 sInput_FuseValues.ucBitShift = sKt_Beta_fuse.ucEfuseBitLSB;
767 sInput_FuseValues.ucBitLength = sKt_Beta_fuse.ucEfuseLength;
768
769 sOutput_FuseValues.sEfuse = sInput_FuseValues;
770
771 result = cgs_atom_exec_cmd_table(hwmgr->device,
772 GetIndexIntoMasterTable(COMMAND, ReadEfuseValue),
773 &sOutput_FuseValues);
774
775 if (result)
776 return result;
777
778 ul_Kt_Beta_fused = le32_to_cpu(sOutput_FuseValues.ulEfuseValue);
779 fAverage = GetScaledFraction(le32_to_cpu(sKt_Beta_fuse.ulEfuseEncodeAverage), 1000);
780 fRange = GetScaledFraction(le32_to_cpu(sKt_Beta_fuse.ulEfuseEncodeRange), 1000);
781
782 fKt_Beta_fused = fDecodeLogisticFuse(ul_Kt_Beta_fused,
783 fAverage, fRange, sKt_Beta_fuse.ucEfuseLength);
784
785 sKv_m_fuse = getASICProfilingInfo->sKv_m;
786
787 sInput_FuseValues.usEfuseIndex = sKv_m_fuse.usEfuseIndex;
788 sInput_FuseValues.ucBitShift = sKv_m_fuse.ucEfuseBitLSB;
789 sInput_FuseValues.ucBitLength = sKv_m_fuse.ucEfuseLength;
790
791 sOutput_FuseValues.sEfuse = sInput_FuseValues;
792
793 result = cgs_atom_exec_cmd_table(hwmgr->device,
794 GetIndexIntoMasterTable(COMMAND, ReadEfuseValue),
795 &sOutput_FuseValues);
796 if (result)
797 return result;
798
799 ul_Kv_m_fused = le32_to_cpu(sOutput_FuseValues.ulEfuseValue);
800 fAverage = GetScaledFraction(le32_to_cpu(sKv_m_fuse.ulEfuseEncodeAverage), 1000);
801 fRange = GetScaledFraction((le32_to_cpu(sKv_m_fuse.ulEfuseEncodeRange) & 0x7fffffff), 1000);
802 fRange = fMultiply(fRange, ConvertToFraction(-1));
803
804 fKv_m_fused = fDecodeLogisticFuse(ul_Kv_m_fused,
805 fAverage, fRange, sKv_m_fuse.ucEfuseLength);
806
807 sKv_b_fuse = getASICProfilingInfo->sKv_b;
808
809 sInput_FuseValues.usEfuseIndex = sKv_b_fuse.usEfuseIndex;
810 sInput_FuseValues.ucBitShift = sKv_b_fuse.ucEfuseBitLSB;
811 sInput_FuseValues.ucBitLength = sKv_b_fuse.ucEfuseLength;
812 sOutput_FuseValues.sEfuse = sInput_FuseValues;
813
814 result = cgs_atom_exec_cmd_table(hwmgr->device,
815 GetIndexIntoMasterTable(COMMAND, ReadEfuseValue),
816 &sOutput_FuseValues);
817
818 if (result)
819 return result;
820
821 ul_Kv_b_fused = le32_to_cpu(sOutput_FuseValues.ulEfuseValue);
822 fAverage = GetScaledFraction(le32_to_cpu(sKv_b_fuse.ulEfuseEncodeAverage), 1000);
823 fRange = GetScaledFraction(le32_to_cpu(sKv_b_fuse.ulEfuseEncodeRange), 1000);
824
825 fKv_b_fused = fDecodeLogisticFuse(ul_Kv_b_fused,
826 fAverage, fRange, sKv_b_fuse.ucEfuseLength);
827
828 /* Decoding the Leakage - No special struct container */
829 /*
830 * usLkgEuseIndex=56
831 * ucLkgEfuseBitLSB=6
832 * ucLkgEfuseLength=10
833 * ulLkgEncodeLn_MaxDivMin=69077
834 * ulLkgEncodeMax=1000000
835 * ulLkgEncodeMin=1000
836 * ulEfuseLogisticAlpha=13
837 */
838
839 sInput_FuseValues.usEfuseIndex = getASICProfilingInfo->usLkgEuseIndex;
840 sInput_FuseValues.ucBitShift = getASICProfilingInfo->ucLkgEfuseBitLSB;
841 sInput_FuseValues.ucBitLength = getASICProfilingInfo->ucLkgEfuseLength;
842
843 sOutput_FuseValues.sEfuse = sInput_FuseValues;
844
845 result = cgs_atom_exec_cmd_table(hwmgr->device,
846 GetIndexIntoMasterTable(COMMAND, ReadEfuseValue),
847 &sOutput_FuseValues);
848
849 if (result)
850 return result;
851
852 ul_FT_Lkg_V0NORM = le32_to_cpu(sOutput_FuseValues.ulEfuseValue);
853 fLn_MaxDivMin = GetScaledFraction(le32_to_cpu(getASICProfilingInfo->ulLkgEncodeLn_MaxDivMin), 10000);
854 fMin = GetScaledFraction(le32_to_cpu(getASICProfilingInfo->ulLkgEncodeMin), 10000);
855
856 fFT_Lkg_V0NORM = fDecodeLeakageID(ul_FT_Lkg_V0NORM,
857 fLn_MaxDivMin, fMin, getASICProfilingInfo->ucLkgEfuseLength);
858 fLkg_FT = fFT_Lkg_V0NORM;
859
860 /*-------------------------------------------
861 * PART 2 - Grabbing all required values
862 *-------------------------------------------
863 */
864 fSM_A0 = fMultiply(GetScaledFraction(le32_to_cpu(getASICProfilingInfo->ulSM_A0), 1000000),
865 ConvertToFraction(uPow(-1, getASICProfilingInfo->ucSM_A0_sign)));
866 fSM_A1 = fMultiply(GetScaledFraction(le32_to_cpu(getASICProfilingInfo->ulSM_A1), 1000000),
867 ConvertToFraction(uPow(-1, getASICProfilingInfo->ucSM_A1_sign)));
868 fSM_A2 = fMultiply(GetScaledFraction(le32_to_cpu(getASICProfilingInfo->ulSM_A2), 100000),
869 ConvertToFraction(uPow(-1, getASICProfilingInfo->ucSM_A2_sign)));
870 fSM_A3 = fMultiply(GetScaledFraction(le32_to_cpu(getASICProfilingInfo->ulSM_A3), 1000000),
871 ConvertToFraction(uPow(-1, getASICProfilingInfo->ucSM_A3_sign)));
872 fSM_A4 = fMultiply(GetScaledFraction(le32_to_cpu(getASICProfilingInfo->ulSM_A4), 1000000),
873 ConvertToFraction(uPow(-1, getASICProfilingInfo->ucSM_A4_sign)));
874 fSM_A5 = fMultiply(GetScaledFraction(le32_to_cpu(getASICProfilingInfo->ulSM_A5), 1000),
875 ConvertToFraction(uPow(-1, getASICProfilingInfo->ucSM_A5_sign)));
876 fSM_A6 = fMultiply(GetScaledFraction(le32_to_cpu(getASICProfilingInfo->ulSM_A6), 1000),
877 ConvertToFraction(uPow(-1, getASICProfilingInfo->ucSM_A6_sign)));
878 fSM_A7 = fMultiply(GetScaledFraction(le32_to_cpu(getASICProfilingInfo->ulSM_A7), 1000),
879 ConvertToFraction(uPow(-1, getASICProfilingInfo->ucSM_A7_sign)));
880
881 fMargin_RO_a = ConvertToFraction(le32_to_cpu(getASICProfilingInfo->ulMargin_RO_a));
882 fMargin_RO_b = ConvertToFraction(le32_to_cpu(getASICProfilingInfo->ulMargin_RO_b));
883 fMargin_RO_c = ConvertToFraction(le32_to_cpu(getASICProfilingInfo->ulMargin_RO_c));
884
885 fMargin_fixed = ConvertToFraction(le32_to_cpu(getASICProfilingInfo->ulMargin_fixed));
886
887 fMargin_FMAX_mean = GetScaledFraction(
888 le32_to_cpu(getASICProfilingInfo->ulMargin_Fmax_mean), 10000);
889 fMargin_Plat_mean = GetScaledFraction(
890 le32_to_cpu(getASICProfilingInfo->ulMargin_plat_mean), 10000);
891 fMargin_FMAX_sigma = GetScaledFraction(
892 le32_to_cpu(getASICProfilingInfo->ulMargin_Fmax_sigma), 10000);
893 fMargin_Plat_sigma = GetScaledFraction(
894 le32_to_cpu(getASICProfilingInfo->ulMargin_plat_sigma), 10000);
895
896 fMargin_DC_sigma = GetScaledFraction(
897 le32_to_cpu(getASICProfilingInfo->ulMargin_DC_sigma), 100);
898 fMargin_DC_sigma = fDivide(fMargin_DC_sigma, ConvertToFraction(1000));
899
900 fCACm_fused = fDivide(fCACm_fused, ConvertToFraction(100));
901 fCACb_fused = fDivide(fCACb_fused, ConvertToFraction(100));
902 fKt_Beta_fused = fDivide(fKt_Beta_fused, ConvertToFraction(100));
903 fKv_m_fused = fNegate(fDivide(fKv_m_fused, ConvertToFraction(100)));
904 fKv_b_fused = fDivide(fKv_b_fused, ConvertToFraction(10));
905
906 fSclk = GetScaledFraction(sclk, 100);
907
908 fV_max = fDivide(GetScaledFraction(
909 le32_to_cpu(getASICProfilingInfo->ulMaxVddc), 1000), ConvertToFraction(4));
910 fT_prod = GetScaledFraction(le32_to_cpu(getASICProfilingInfo->ulBoardCoreTemp), 10);
911 fLKG_Factor = GetScaledFraction(le32_to_cpu(getASICProfilingInfo->ulEvvLkgFactor), 100);
912 fT_FT = GetScaledFraction(le32_to_cpu(getASICProfilingInfo->ulLeakageTemp), 10);
913 fV_FT = fDivide(GetScaledFraction(
914 le32_to_cpu(getASICProfilingInfo->ulLeakageVoltage), 1000), ConvertToFraction(4));
915 fV_min = fDivide(GetScaledFraction(
916 le32_to_cpu(getASICProfilingInfo->ulMinVddc), 1000), ConvertToFraction(4));
917
918 /*-----------------------
919 * PART 3
920 *-----------------------
921 */
922
923 fA_Term = fAdd(fMargin_RO_a, fAdd(fMultiply(fSM_A4, fSclk), fSM_A5));
924 fB_Term = fAdd(fAdd(fMultiply(fSM_A2, fSclk), fSM_A6), fMargin_RO_b);
925 fC_Term = fAdd(fMargin_RO_c,
926 fAdd(fMultiply(fSM_A0, fLkg_FT),
927 fAdd(fMultiply(fSM_A1, fMultiply(fLkg_FT, fSclk)),
928 fAdd(fMultiply(fSM_A3, fSclk),
929 fSubtract(fSM_A7, fRO_fused)))));
930
931 fVDDC_base = fSubtract(fRO_fused,
932 fSubtract(fMargin_RO_c,
933 fSubtract(fSM_A3, fMultiply(fSM_A1, fSclk))));
934 fVDDC_base = fDivide(fVDDC_base, fAdd(fMultiply(fSM_A0, fSclk), fSM_A2));
935
936 repeat = fSubtract(fVDDC_base,
937 fDivide(fMargin_DC_sigma, ConvertToFraction(1000)));
938
939 fRO_DC_margin = fAdd(fMultiply(fMargin_RO_a,
940 fGetSquare(repeat)),
941 fAdd(fMultiply(fMargin_RO_b, repeat),
942 fMargin_RO_c));
943
944 fDC_SCLK = fSubtract(fRO_fused,
945 fSubtract(fRO_DC_margin,
946 fSubtract(fSM_A3,
947 fMultiply(fSM_A2, repeat))));
948 fDC_SCLK = fDivide(fDC_SCLK, fAdd(fMultiply(fSM_A0, repeat), fSM_A1));
949
950 fSigma_DC = fSubtract(fSclk, fDC_SCLK);
951
952 fMicro_FMAX = fMultiply(fSclk, fMargin_FMAX_mean);
953 fMicro_CR = fMultiply(fSclk, fMargin_Plat_mean);
954 fSigma_FMAX = fMultiply(fSclk, fMargin_FMAX_sigma);
955 fSigma_CR = fMultiply(fSclk, fMargin_Plat_sigma);
956
957 fSquared_Sigma_DC = fGetSquare(fSigma_DC);
958 fSquared_Sigma_CR = fGetSquare(fSigma_CR);
959 fSquared_Sigma_FMAX = fGetSquare(fSigma_FMAX);
960
961 fSclk_margin = fAdd(fMicro_FMAX,
962 fAdd(fMicro_CR,
963 fAdd(fMargin_fixed,
964 fSqrt(fAdd(fSquared_Sigma_FMAX,
965 fAdd(fSquared_Sigma_DC, fSquared_Sigma_CR))))));
966 /*
967 fA_Term = fSM_A4 * (fSclk + fSclk_margin) + fSM_A5;
968 fB_Term = fSM_A2 * (fSclk + fSclk_margin) + fSM_A6;
969 fC_Term = fRO_DC_margin + fSM_A0 * fLkg_FT + fSM_A1 * fLkg_FT * (fSclk + fSclk_margin) + fSM_A3 * (fSclk + fSclk_margin) + fSM_A7 - fRO_fused;
970 */
971
972 fA_Term = fAdd(fMultiply(fSM_A4, fAdd(fSclk, fSclk_margin)), fSM_A5);
973 fB_Term = fAdd(fMultiply(fSM_A2, fAdd(fSclk, fSclk_margin)), fSM_A6);
974 fC_Term = fAdd(fRO_DC_margin,
975 fAdd(fMultiply(fSM_A0, fLkg_FT),
976 fAdd(fMultiply(fMultiply(fSM_A1, fLkg_FT),
977 fAdd(fSclk, fSclk_margin)),
978 fAdd(fMultiply(fSM_A3,
979 fAdd(fSclk, fSclk_margin)),
980 fSubtract(fSM_A7, fRO_fused)))));
981
982 SolveQuadracticEqn(fA_Term, fB_Term, fC_Term, fRoots);
983
984 if (GreaterThan(fRoots[0], fRoots[1]))
985 fEVV_V = fRoots[1];
986 else
987 fEVV_V = fRoots[0];
988
989 if (GreaterThan(fV_min, fEVV_V))
990 fEVV_V = fV_min;
991 else if (GreaterThan(fEVV_V, fV_max))
992 fEVV_V = fSubtract(fV_max, fStepSize);
993
994 fEVV_V = fRoundUpByStepSize(fEVV_V, fStepSize, 0);
995
996 /*-----------------
997 * PART 4
998 *-----------------
999 */
1000
1001 fV_x = fV_min;
1002
1003 while (GreaterThan(fAdd(fV_max, fStepSize), fV_x)) {
1004 fTDP_Power_left = fMultiply(fMultiply(fMultiply(fAdd(
1005 fMultiply(fCACm_fused, fV_x), fCACb_fused), fSclk),
1006 fGetSquare(fV_x)), fDerateTDP);
1007
1008 fTDP_Power_right = fMultiply(fFT_Lkg_V0NORM, fMultiply(fLKG_Factor,
1009 fMultiply(fExponential(fMultiply(fAdd(fMultiply(fKv_m_fused,
1010 fT_prod), fKv_b_fused), fV_x)), fV_x)));
1011 fTDP_Power_right = fMultiply(fTDP_Power_right, fExponential(fMultiply(
1012 fKt_Beta_fused, fT_prod)));
1013 fTDP_Power_right = fDivide(fTDP_Power_right, fExponential(fMultiply(
1014 fAdd(fMultiply(fKv_m_fused, fT_prod), fKv_b_fused), fV_FT)));
1015 fTDP_Power_right = fDivide(fTDP_Power_right, fExponential(fMultiply(
1016 fKt_Beta_fused, fT_FT)));
1017
1018 fTDP_Power = fAdd(fTDP_Power_left, fTDP_Power_right);
1019
1020 fTDP_Current = fDivide(fTDP_Power, fV_x);
1021
1022 fV_NL = fAdd(fV_x, fDivide(fMultiply(fTDP_Current, fRLL_LoadLine),
1023 ConvertToFraction(10)));
1024
1025 fV_NL = fRoundUpByStepSize(fV_NL, fStepSize, 0);
1026
1027 if (GreaterThan(fV_max, fV_NL) &&
1028 (GreaterThan(fV_NL, fEVV_V) ||
1029 Equal(fV_NL, fEVV_V))) {
1030 fV_NL = fMultiply(fV_NL, ConvertToFraction(1000));
1031
1032 *voltage = (uint16_t)fV_NL.partial.real;
1033 break;
1034 } else
1035 fV_x = fAdd(fV_x, fStepSize);
1036 }
1037
1038 return result;
1039}
1040
1041/** atomctrl_get_voltage_evv_on_sclk gets voltage via call to ATOM COMMAND table.
1042 * @param hwmgr input: pointer to hwManager
1043 * @param voltage_type input: type of EVV voltage VDDC or VDDGFX
1044 * @param sclk input: in 10Khz unit. DPM state SCLK frequency
1045 * which is define in PPTable SCLK/VDDC dependence
1046 * table associated with this virtual_voltage_Id
1047 * @param virtual_voltage_Id input: voltage id which match per voltage DPM state: 0xff01, 0xff02.. 0xff08
1048 * @param voltage output: real voltage level in unit of mv
1049 */
1050int atomctrl_get_voltage_evv_on_sclk(
1051 struct pp_hwmgr *hwmgr,
1052 uint8_t voltage_type,
1053 uint32_t sclk, uint16_t virtual_voltage_Id,
1054 uint16_t *voltage)
1055{
1056 int result;
1057 GET_VOLTAGE_INFO_INPUT_PARAMETER_V1_2 get_voltage_info_param_space;
1058
1059 get_voltage_info_param_space.ucVoltageType =
1060 voltage_type;
1061 get_voltage_info_param_space.ucVoltageMode =
1062 ATOM_GET_VOLTAGE_EVV_VOLTAGE;
1063 get_voltage_info_param_space.usVoltageLevel =
1064 cpu_to_le16(virtual_voltage_Id);
1065 get_voltage_info_param_space.ulSCLKFreq =
1066 cpu_to_le32(sclk);
1067
1068 result = cgs_atom_exec_cmd_table(hwmgr->device,
1069 GetIndexIntoMasterTable(COMMAND, GetVoltageInfo),
1070 &get_voltage_info_param_space);
1071
1072 if (0 != result)
1073 return result;
1074
1075 *voltage = le16_to_cpu(((GET_EVV_VOLTAGE_INFO_OUTPUT_PARAMETER_V1_2 *)
1076 (&get_voltage_info_param_space))->usVoltageLevel);
1077
1078 return result;
1079}
1080
1081/**
1082 * atomctrl_get_voltage_evv gets voltage via call to ATOM COMMAND table.
1083 * @param hwmgr input: pointer to hwManager
1084 * @param virtual_voltage_id input: voltage id which match per voltage DPM state: 0xff01, 0xff02.. 0xff08
1085 * @param voltage output: real voltage level in unit of mv
1086 */
1087int atomctrl_get_voltage_evv(struct pp_hwmgr *hwmgr,
1088 uint16_t virtual_voltage_id,
1089 uint16_t *voltage)
1090{
1091 int result;
1092 int entry_id;
1093 GET_VOLTAGE_INFO_INPUT_PARAMETER_V1_2 get_voltage_info_param_space;
1094
1095 /* search for leakage voltage ID 0xff01 ~ 0xff08 and sckl */
1096 for (entry_id = 0; entry_id < hwmgr->dyn_state.vddc_dependency_on_sclk->count; entry_id++) {
1097 if (hwmgr->dyn_state.vddc_dependency_on_sclk->entries[entry_id].v == virtual_voltage_id) {
1098 /* found */
1099 break;
1100 }
1101 }
1102
1103 if (entry_id >= hwmgr->dyn_state.vddc_dependency_on_sclk->count) {
1104 pr_debug("Can't find requested voltage id in vddc_dependency_on_sclk table!\n");
1105 return -EINVAL;
1106 }
1107
1108 get_voltage_info_param_space.ucVoltageType = VOLTAGE_TYPE_VDDC;
1109 get_voltage_info_param_space.ucVoltageMode = ATOM_GET_VOLTAGE_EVV_VOLTAGE;
1110 get_voltage_info_param_space.usVoltageLevel = virtual_voltage_id;
1111 get_voltage_info_param_space.ulSCLKFreq =
1112 cpu_to_le32(hwmgr->dyn_state.vddc_dependency_on_sclk->entries[entry_id].clk);
1113
1114 result = cgs_atom_exec_cmd_table(hwmgr->device,
1115 GetIndexIntoMasterTable(COMMAND, GetVoltageInfo),
1116 &get_voltage_info_param_space);
1117
1118 if (0 != result)
1119 return result;
1120
1121 *voltage = le16_to_cpu(((GET_EVV_VOLTAGE_INFO_OUTPUT_PARAMETER_V1_2 *)
1122 (&get_voltage_info_param_space))->usVoltageLevel);
1123
1124 return result;
1125}
1126
1127/**
1128 * Get the mpll reference clock in 10KHz
1129 */
1130uint32_t atomctrl_get_mpll_reference_clock(struct pp_hwmgr *hwmgr)
1131{
1132 ATOM_COMMON_TABLE_HEADER *fw_info;
1133 uint32_t clock;
1134 u8 frev, crev;
1135 u16 size;
1136
1137 fw_info = (ATOM_COMMON_TABLE_HEADER *)
1138 cgs_atom_get_data_table(hwmgr->device,
1139 GetIndexIntoMasterTable(DATA, FirmwareInfo),
1140 &size, &frev, &crev);
1141
1142 if (fw_info == NULL)
1143 clock = 2700;
1144 else {
1145 if ((fw_info->ucTableFormatRevision == 2) &&
1146 (le16_to_cpu(fw_info->usStructureSize) >= sizeof(ATOM_FIRMWARE_INFO_V2_1))) {
1147 ATOM_FIRMWARE_INFO_V2_1 *fwInfo_2_1 =
1148 (ATOM_FIRMWARE_INFO_V2_1 *)fw_info;
1149 clock = (uint32_t)(le16_to_cpu(fwInfo_2_1->usMemoryReferenceClock));
1150 } else {
1151 ATOM_FIRMWARE_INFO *fwInfo_0_0 =
1152 (ATOM_FIRMWARE_INFO *)fw_info;
1153 clock = (uint32_t)(le16_to_cpu(fwInfo_0_0->usReferenceClock));
1154 }
1155 }
1156
1157 return clock;
1158}
1159
1160/**
1161 * Get the asic internal spread spectrum table
1162 */
1163static ATOM_ASIC_INTERNAL_SS_INFO *asic_internal_ss_get_ss_table(void *device)
1164{
1165 ATOM_ASIC_INTERNAL_SS_INFO *table = NULL;
1166 u8 frev, crev;
1167 u16 size;
1168
1169 table = (ATOM_ASIC_INTERNAL_SS_INFO *)
1170 cgs_atom_get_data_table(device,
1171 GetIndexIntoMasterTable(DATA, ASIC_InternalSS_Info),
1172 &size, &frev, &crev);
1173
1174 return table;
1175}
1176
1177/**
1178 * Get the asic internal spread spectrum assignment
1179 */
1180static int asic_internal_ss_get_ss_asignment(struct pp_hwmgr *hwmgr,
1181 const uint8_t clockSource,
1182 const uint32_t clockSpeed,
1183 pp_atomctrl_internal_ss_info *ssEntry)
1184{
1185 ATOM_ASIC_INTERNAL_SS_INFO *table;
1186 ATOM_ASIC_SS_ASSIGNMENT *ssInfo;
1187 int entry_found = 0;
1188
1189 memset(ssEntry, 0x00, sizeof(pp_atomctrl_internal_ss_info));
1190
1191 table = asic_internal_ss_get_ss_table(hwmgr->device);
1192
1193 if (NULL == table)
1194 return -1;
1195
1196 ssInfo = &table->asSpreadSpectrum[0];
1197
1198 while (((uint8_t *)ssInfo - (uint8_t *)table) <
1199 le16_to_cpu(table->sHeader.usStructureSize)) {
1200 if ((clockSource == ssInfo->ucClockIndication) &&
1201 ((uint32_t)clockSpeed <= le32_to_cpu(ssInfo->ulTargetClockRange))) {
1202 entry_found = 1;
1203 break;
1204 }
1205
1206 ssInfo = (ATOM_ASIC_SS_ASSIGNMENT *)((uint8_t *)ssInfo +
1207 sizeof(ATOM_ASIC_SS_ASSIGNMENT));
1208 }
1209
1210 if (entry_found) {
1211 ssEntry->speed_spectrum_percentage =
1212 le16_to_cpu(ssInfo->usSpreadSpectrumPercentage);
1213 ssEntry->speed_spectrum_rate = le16_to_cpu(ssInfo->usSpreadRateInKhz);
1214
1215 if (((GET_DATA_TABLE_MAJOR_REVISION(table) == 2) &&
1216 (GET_DATA_TABLE_MINOR_REVISION(table) >= 2)) ||
1217 (GET_DATA_TABLE_MAJOR_REVISION(table) == 3)) {
1218 ssEntry->speed_spectrum_rate /= 100;
1219 }
1220
1221 switch (ssInfo->ucSpreadSpectrumMode) {
1222 case 0:
1223 ssEntry->speed_spectrum_mode =
1224 pp_atomctrl_spread_spectrum_mode_down;
1225 break;
1226 case 1:
1227 ssEntry->speed_spectrum_mode =
1228 pp_atomctrl_spread_spectrum_mode_center;
1229 break;
1230 default:
1231 ssEntry->speed_spectrum_mode =
1232 pp_atomctrl_spread_spectrum_mode_down;
1233 break;
1234 }
1235 }
1236
1237 return entry_found ? 0 : 1;
1238}
1239
1240/**
1241 * Get the memory clock spread spectrum info
1242 */
1243int atomctrl_get_memory_clock_spread_spectrum(
1244 struct pp_hwmgr *hwmgr,
1245 const uint32_t memory_clock,
1246 pp_atomctrl_internal_ss_info *ssInfo)
1247{
1248 return asic_internal_ss_get_ss_asignment(hwmgr,
1249 ASIC_INTERNAL_MEMORY_SS, memory_clock, ssInfo);
1250}
1251/**
1252 * Get the engine clock spread spectrum info
1253 */
1254int atomctrl_get_engine_clock_spread_spectrum(
1255 struct pp_hwmgr *hwmgr,
1256 const uint32_t engine_clock,
1257 pp_atomctrl_internal_ss_info *ssInfo)
1258{
1259 return asic_internal_ss_get_ss_asignment(hwmgr,
1260 ASIC_INTERNAL_ENGINE_SS, engine_clock, ssInfo);
1261}
1262
1263int atomctrl_read_efuse(void *device, uint16_t start_index,
1264 uint16_t end_index, uint32_t mask, uint32_t *efuse)
1265{
1266 int result;
1267 READ_EFUSE_VALUE_PARAMETER efuse_param;
1268
1269 efuse_param.sEfuse.usEfuseIndex = cpu_to_le16((start_index / 32) * 4);
1270 efuse_param.sEfuse.ucBitShift = (uint8_t)
1271 (start_index - ((start_index / 32) * 32));
1272 efuse_param.sEfuse.ucBitLength = (uint8_t)
1273 ((end_index - start_index) + 1);
1274
1275 result = cgs_atom_exec_cmd_table(device,
1276 GetIndexIntoMasterTable(COMMAND, ReadEfuseValue),
1277 &efuse_param);
1278 if (!result)
1279 *efuse = le32_to_cpu(efuse_param.ulEfuseValue) & mask;
1280
1281 return result;
1282}
1283
1284int atomctrl_set_ac_timing_ai(struct pp_hwmgr *hwmgr, uint32_t memory_clock,
1285 uint8_t level)
1286{
1287 DYNAMICE_MEMORY_SETTINGS_PARAMETER_V2_1 memory_clock_parameters;
1288 int result;
1289
1290 memory_clock_parameters.asDPMMCReg.ulClock.ulClockFreq =
1291 memory_clock & SET_CLOCK_FREQ_MASK;
1292 memory_clock_parameters.asDPMMCReg.ulClock.ulComputeClockFlag =
1293 ADJUST_MC_SETTING_PARAM;
1294 memory_clock_parameters.asDPMMCReg.ucMclkDPMState = level;
1295
1296 result = cgs_atom_exec_cmd_table
1297 (hwmgr->device,
1298 GetIndexIntoMasterTable(COMMAND, DynamicMemorySettings),
1299 &memory_clock_parameters);
1300
1301 return result;
1302}
1303
1304int atomctrl_get_voltage_evv_on_sclk_ai(struct pp_hwmgr *hwmgr, uint8_t voltage_type,
1305 uint32_t sclk, uint16_t virtual_voltage_Id, uint32_t *voltage)
1306{
1307
1308 int result;
1309 GET_VOLTAGE_INFO_INPUT_PARAMETER_V1_3 get_voltage_info_param_space;
1310
1311 get_voltage_info_param_space.ucVoltageType = voltage_type;
1312 get_voltage_info_param_space.ucVoltageMode = ATOM_GET_VOLTAGE_EVV_VOLTAGE;
1313 get_voltage_info_param_space.usVoltageLevel = cpu_to_le16(virtual_voltage_Id);
1314 get_voltage_info_param_space.ulSCLKFreq = cpu_to_le32(sclk);
1315
1316 result = cgs_atom_exec_cmd_table(hwmgr->device,
1317 GetIndexIntoMasterTable(COMMAND, GetVoltageInfo),
1318 &get_voltage_info_param_space);
1319
1320 if (0 != result)
1321 return result;
1322
1323 *voltage = le32_to_cpu(((GET_EVV_VOLTAGE_INFO_OUTPUT_PARAMETER_V1_3 *)
1324 (&get_voltage_info_param_space))->ulVoltageLevel);
1325
1326 return result;
1327}
1328
1329int atomctrl_get_smc_sclk_range_table(struct pp_hwmgr *hwmgr, struct pp_atom_ctrl_sclk_range_table *table)
1330{
1331
1332 int i;
1333 u8 frev, crev;
1334 u16 size;
1335
1336 ATOM_SMU_INFO_V2_1 *psmu_info =
1337 (ATOM_SMU_INFO_V2_1 *)cgs_atom_get_data_table(hwmgr->device,
1338 GetIndexIntoMasterTable(DATA, SMU_Info),
1339 &size, &frev, &crev);
1340
1341
1342 for (i = 0; i < psmu_info->ucSclkEntryNum; i++) {
1343 table->entry[i].ucVco_setting = psmu_info->asSclkFcwRangeEntry[i].ucVco_setting;
1344 table->entry[i].ucPostdiv = psmu_info->asSclkFcwRangeEntry[i].ucPostdiv;
1345 table->entry[i].usFcw_pcc =
1346 le16_to_cpu(psmu_info->asSclkFcwRangeEntry[i].ucFcw_pcc);
1347 table->entry[i].usFcw_trans_upper =
1348 le16_to_cpu(psmu_info->asSclkFcwRangeEntry[i].ucFcw_trans_upper);
1349 table->entry[i].usRcw_trans_lower =
1350 le16_to_cpu(psmu_info->asSclkFcwRangeEntry[i].ucRcw_trans_lower);
1351 }
1352
1353 return 0;
1354}
1355
1356int atomctrl_get_avfs_information(struct pp_hwmgr *hwmgr,
1357 struct pp_atom_ctrl__avfs_parameters *param)
1358{
1359 ATOM_ASIC_PROFILING_INFO_V3_6 *profile = NULL;
1360
1361 if (param == NULL)
1362 return -EINVAL;
1363
1364 profile = (ATOM_ASIC_PROFILING_INFO_V3_6 *)
1365 cgs_atom_get_data_table(hwmgr->device,
1366 GetIndexIntoMasterTable(DATA, ASIC_ProfilingInfo),
1367 NULL, NULL, NULL);
1368 if (!profile)
1369 return -1;
1370
1371 param->ulAVFS_meanNsigma_Acontant0 = le32_to_cpu(profile->ulAVFS_meanNsigma_Acontant0);
1372 param->ulAVFS_meanNsigma_Acontant1 = le32_to_cpu(profile->ulAVFS_meanNsigma_Acontant1);
1373 param->ulAVFS_meanNsigma_Acontant2 = le32_to_cpu(profile->ulAVFS_meanNsigma_Acontant2);
1374 param->usAVFS_meanNsigma_DC_tol_sigma = le16_to_cpu(profile->usAVFS_meanNsigma_DC_tol_sigma);
1375 param->usAVFS_meanNsigma_Platform_mean = le16_to_cpu(profile->usAVFS_meanNsigma_Platform_mean);
1376 param->usAVFS_meanNsigma_Platform_sigma = le16_to_cpu(profile->usAVFS_meanNsigma_Platform_sigma);
1377 param->ulGB_VDROOP_TABLE_CKSOFF_a0 = le32_to_cpu(profile->ulGB_VDROOP_TABLE_CKSOFF_a0);
1378 param->ulGB_VDROOP_TABLE_CKSOFF_a1 = le32_to_cpu(profile->ulGB_VDROOP_TABLE_CKSOFF_a1);
1379 param->ulGB_VDROOP_TABLE_CKSOFF_a2 = le32_to_cpu(profile->ulGB_VDROOP_TABLE_CKSOFF_a2);
1380 param->ulGB_VDROOP_TABLE_CKSON_a0 = le32_to_cpu(profile->ulGB_VDROOP_TABLE_CKSON_a0);
1381 param->ulGB_VDROOP_TABLE_CKSON_a1 = le32_to_cpu(profile->ulGB_VDROOP_TABLE_CKSON_a1);
1382 param->ulGB_VDROOP_TABLE_CKSON_a2 = le32_to_cpu(profile->ulGB_VDROOP_TABLE_CKSON_a2);
1383 param->ulAVFSGB_FUSE_TABLE_CKSOFF_m1 = le32_to_cpu(profile->ulAVFSGB_FUSE_TABLE_CKSOFF_m1);
1384 param->usAVFSGB_FUSE_TABLE_CKSOFF_m2 = le16_to_cpu(profile->usAVFSGB_FUSE_TABLE_CKSOFF_m2);
1385 param->ulAVFSGB_FUSE_TABLE_CKSOFF_b = le32_to_cpu(profile->ulAVFSGB_FUSE_TABLE_CKSOFF_b);
1386 param->ulAVFSGB_FUSE_TABLE_CKSON_m1 = le32_to_cpu(profile->ulAVFSGB_FUSE_TABLE_CKSON_m1);
1387 param->usAVFSGB_FUSE_TABLE_CKSON_m2 = le16_to_cpu(profile->usAVFSGB_FUSE_TABLE_CKSON_m2);
1388 param->ulAVFSGB_FUSE_TABLE_CKSON_b = le32_to_cpu(profile->ulAVFSGB_FUSE_TABLE_CKSON_b);
1389 param->usMaxVoltage_0_25mv = le16_to_cpu(profile->usMaxVoltage_0_25mv);
1390 param->ucEnableGB_VDROOP_TABLE_CKSOFF = profile->ucEnableGB_VDROOP_TABLE_CKSOFF;
1391 param->ucEnableGB_VDROOP_TABLE_CKSON = profile->ucEnableGB_VDROOP_TABLE_CKSON;
1392 param->ucEnableGB_FUSE_TABLE_CKSOFF = profile->ucEnableGB_FUSE_TABLE_CKSOFF;
1393 param->ucEnableGB_FUSE_TABLE_CKSON = profile->ucEnableGB_FUSE_TABLE_CKSON;
1394 param->usPSM_Age_ComFactor = le16_to_cpu(profile->usPSM_Age_ComFactor);
1395 param->ucEnableApplyAVFS_CKS_OFF_Voltage = profile->ucEnableApplyAVFS_CKS_OFF_Voltage;
1396
1397 return 0;
1398}
1399
1400int atomctrl_get_svi2_info(struct pp_hwmgr *hwmgr, uint8_t voltage_type,
1401 uint8_t *svd_gpio_id, uint8_t *svc_gpio_id,
1402 uint16_t *load_line)
1403{
1404 ATOM_VOLTAGE_OBJECT_INFO_V3_1 *voltage_info =
1405 (ATOM_VOLTAGE_OBJECT_INFO_V3_1 *)get_voltage_info_table(hwmgr->device);
1406
1407 const ATOM_VOLTAGE_OBJECT_V3 *voltage_object;
1408
1409 PP_ASSERT_WITH_CODE((NULL != voltage_info),
1410 "Could not find Voltage Table in BIOS.", return -EINVAL);
1411
1412 voltage_object = atomctrl_lookup_voltage_type_v3
1413 (voltage_info, voltage_type, VOLTAGE_OBJ_SVID2);
1414
1415 *svd_gpio_id = voltage_object->asSVID2Obj.ucSVDGpioId;
1416 *svc_gpio_id = voltage_object->asSVID2Obj.ucSVCGpioId;
1417 *load_line = voltage_object->asSVID2Obj.usLoadLine_PSI;
1418
1419 return 0;
1420}
1421
1422int atomctrl_get_leakage_id_from_efuse(struct pp_hwmgr *hwmgr, uint16_t *virtual_voltage_id)
1423{
1424 int result;
1425 SET_VOLTAGE_PS_ALLOCATION allocation;
1426 SET_VOLTAGE_PARAMETERS_V1_3 *voltage_parameters =
1427 (SET_VOLTAGE_PARAMETERS_V1_3 *)&allocation.sASICSetVoltage;
1428
1429 voltage_parameters->ucVoltageMode = ATOM_GET_LEAKAGE_ID;
1430
1431 result = cgs_atom_exec_cmd_table(hwmgr->device,
1432 GetIndexIntoMasterTable(COMMAND, SetVoltage),
1433 voltage_parameters);
1434
1435 *virtual_voltage_id = voltage_parameters->usVoltageLevel;
1436
1437 return result;
1438}
1439
1440int atomctrl_get_leakage_vddc_base_on_leakage(struct pp_hwmgr *hwmgr,
1441 uint16_t *vddc, uint16_t *vddci,
1442 uint16_t virtual_voltage_id,
1443 uint16_t efuse_voltage_id)
1444{
1445 int i, j;
1446 int ix;
1447 u16 *leakage_bin, *vddc_id_buf, *vddc_buf, *vddci_id_buf, *vddci_buf;
1448 ATOM_ASIC_PROFILING_INFO_V2_1 *profile;
1449
1450 *vddc = 0;
1451 *vddci = 0;
1452
1453 ix = GetIndexIntoMasterTable(DATA, ASIC_ProfilingInfo);
1454
1455 profile = (ATOM_ASIC_PROFILING_INFO_V2_1 *)
1456 cgs_atom_get_data_table(hwmgr->device,
1457 ix,
1458 NULL, NULL, NULL);
1459 if (!profile)
1460 return -EINVAL;
1461
1462 if ((profile->asHeader.ucTableFormatRevision >= 2) &&
1463 (profile->asHeader.ucTableContentRevision >= 1) &&
1464 (profile->asHeader.usStructureSize >= sizeof(ATOM_ASIC_PROFILING_INFO_V2_1))) {
1465 leakage_bin = (u16 *)((char *)profile + profile->usLeakageBinArrayOffset);
1466 vddc_id_buf = (u16 *)((char *)profile + profile->usElbVDDC_IdArrayOffset);
1467 vddc_buf = (u16 *)((char *)profile + profile->usElbVDDC_LevelArrayOffset);
1468 if (profile->ucElbVDDC_Num > 0) {
1469 for (i = 0; i < profile->ucElbVDDC_Num; i++) {
1470 if (vddc_id_buf[i] == virtual_voltage_id) {
1471 for (j = 0; j < profile->ucLeakageBinNum; j++) {
1472 if (efuse_voltage_id <= leakage_bin[j]) {
1473 *vddc = vddc_buf[j * profile->ucElbVDDC_Num + i];
1474 break;
1475 }
1476 }
1477 break;
1478 }
1479 }
1480 }
1481
1482 vddci_id_buf = (u16 *)((char *)profile + profile->usElbVDDCI_IdArrayOffset);
1483 vddci_buf = (u16 *)((char *)profile + profile->usElbVDDCI_LevelArrayOffset);
1484 if (profile->ucElbVDDCI_Num > 0) {
1485 for (i = 0; i < profile->ucElbVDDCI_Num; i++) {
1486 if (vddci_id_buf[i] == virtual_voltage_id) {
1487 for (j = 0; j < profile->ucLeakageBinNum; j++) {
1488 if (efuse_voltage_id <= leakage_bin[j]) {
1489 *vddci = vddci_buf[j * profile->ucElbVDDCI_Num + i];
1490 break;
1491 }
1492 }
1493 break;
1494 }
1495 }
1496 }
1497 }
1498
1499 return 0;
1500}