1 /*
2 * Copyright 2018 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
24 #include <linux/pci.h>
25 #include <linux/reboot.h>
26
27 #include "hwmgr.h"
28 #include "pp_debug.h"
29 #include "ppatomctrl.h"
30 #include "ppsmc.h"
31 #include "atom.h"
32 #include "ivsrcid/thm/irqsrcs_thm_9_0.h"
33 #include "ivsrcid/smuio/irqsrcs_smuio_9_0.h"
34 #include "ivsrcid/ivsrcid_vislands30.h"
35
convert_to_vid(uint16_t vddc)36 uint8_t convert_to_vid(uint16_t vddc)
37 {
38 return (uint8_t) ((6200 - (vddc * VOLTAGE_SCALE)) / 25);
39 }
40
convert_to_vddc(uint8_t vid)41 uint16_t convert_to_vddc(uint8_t vid)
42 {
43 return (uint16_t) ((6200 - (vid * 25)) / VOLTAGE_SCALE);
44 }
45
phm_copy_clock_limits_array(struct pp_hwmgr * hwmgr,uint32_t ** pptable_info_array,const uint32_t * pptable_array,uint32_t power_saving_clock_count)46 int phm_copy_clock_limits_array(
47 struct pp_hwmgr *hwmgr,
48 uint32_t **pptable_info_array,
49 const uint32_t *pptable_array,
50 uint32_t power_saving_clock_count)
51 {
52 uint32_t array_size, i;
53 uint32_t *table;
54
55 array_size = sizeof(uint32_t) * power_saving_clock_count;
56 table = kzalloc(array_size, GFP_KERNEL);
57 if (NULL == table)
58 return -ENOMEM;
59
60 for (i = 0; i < power_saving_clock_count; i++)
61 table[i] = le32_to_cpu(pptable_array[i]);
62
63 *pptable_info_array = table;
64
65 return 0;
66 }
67
phm_copy_overdrive_settings_limits_array(struct pp_hwmgr * hwmgr,uint32_t ** pptable_info_array,const uint32_t * pptable_array,uint32_t od_setting_count)68 int phm_copy_overdrive_settings_limits_array(
69 struct pp_hwmgr *hwmgr,
70 uint32_t **pptable_info_array,
71 const uint32_t *pptable_array,
72 uint32_t od_setting_count)
73 {
74 uint32_t array_size, i;
75 uint32_t *table;
76
77 array_size = sizeof(uint32_t) * od_setting_count;
78 table = kzalloc(array_size, GFP_KERNEL);
79 if (NULL == table)
80 return -ENOMEM;
81
82 for (i = 0; i < od_setting_count; i++)
83 table[i] = le32_to_cpu(pptable_array[i]);
84
85 *pptable_info_array = table;
86
87 return 0;
88 }
89
phm_set_field_to_u32(u32 offset,u32 original_data,u32 field,u32 size)90 uint32_t phm_set_field_to_u32(u32 offset, u32 original_data, u32 field, u32 size)
91 {
92 u32 mask = 0;
93 u32 shift = 0;
94
95 shift = (offset % 4) << 3;
96 if (size == sizeof(uint8_t))
97 mask = 0xFF << shift;
98 else if (size == sizeof(uint16_t))
99 mask = 0xFFFF << shift;
100
101 original_data &= ~mask;
102 original_data |= (field << shift);
103 return original_data;
104 }
105
106 /**
107 * Returns once the part of the register indicated by the mask has
108 * reached the given value.
109 */
phm_wait_on_register(struct pp_hwmgr * hwmgr,uint32_t index,uint32_t value,uint32_t mask)110 int phm_wait_on_register(struct pp_hwmgr *hwmgr, uint32_t index,
111 uint32_t value, uint32_t mask)
112 {
113 uint32_t i;
114 uint32_t cur_value;
115
116 if (hwmgr == NULL || hwmgr->device == NULL) {
117 pr_err("Invalid Hardware Manager!");
118 return -EINVAL;
119 }
120
121 for (i = 0; i < hwmgr->usec_timeout; i++) {
122 cur_value = cgs_read_register(hwmgr->device, index);
123 if ((cur_value & mask) == (value & mask))
124 break;
125 udelay(1);
126 }
127
128 /* timeout means wrong logic*/
129 if (i == hwmgr->usec_timeout)
130 return -1;
131 return 0;
132 }
133
134
135 /**
136 * Returns once the part of the register indicated by the mask has
137 * reached the given value.The indirect space is described by giving
138 * the memory-mapped index of the indirect index register.
139 */
phm_wait_on_indirect_register(struct pp_hwmgr * hwmgr,uint32_t indirect_port,uint32_t index,uint32_t value,uint32_t mask)140 int phm_wait_on_indirect_register(struct pp_hwmgr *hwmgr,
141 uint32_t indirect_port,
142 uint32_t index,
143 uint32_t value,
144 uint32_t mask)
145 {
146 if (hwmgr == NULL || hwmgr->device == NULL) {
147 pr_err("Invalid Hardware Manager!");
148 return -EINVAL;
149 }
150
151 cgs_write_register(hwmgr->device, indirect_port, index);
152 return phm_wait_on_register(hwmgr, indirect_port + 1, mask, value);
153 }
154
phm_wait_for_register_unequal(struct pp_hwmgr * hwmgr,uint32_t index,uint32_t value,uint32_t mask)155 int phm_wait_for_register_unequal(struct pp_hwmgr *hwmgr,
156 uint32_t index,
157 uint32_t value, uint32_t mask)
158 {
159 uint32_t i;
160 uint32_t cur_value;
161
162 if (hwmgr == NULL || hwmgr->device == NULL)
163 return -EINVAL;
164
165 for (i = 0; i < hwmgr->usec_timeout; i++) {
166 cur_value = cgs_read_register(hwmgr->device,
167 index);
168 if ((cur_value & mask) != (value & mask))
169 break;
170 udelay(1);
171 }
172
173 /* timeout means wrong logic */
174 if (i == hwmgr->usec_timeout)
175 return -ETIME;
176 return 0;
177 }
178
phm_wait_for_indirect_register_unequal(struct pp_hwmgr * hwmgr,uint32_t indirect_port,uint32_t index,uint32_t value,uint32_t mask)179 int phm_wait_for_indirect_register_unequal(struct pp_hwmgr *hwmgr,
180 uint32_t indirect_port,
181 uint32_t index,
182 uint32_t value,
183 uint32_t mask)
184 {
185 if (hwmgr == NULL || hwmgr->device == NULL)
186 return -EINVAL;
187
188 cgs_write_register(hwmgr->device, indirect_port, index);
189 return phm_wait_for_register_unequal(hwmgr, indirect_port + 1,
190 value, mask);
191 }
192
phm_cf_want_uvd_power_gating(struct pp_hwmgr * hwmgr)193 bool phm_cf_want_uvd_power_gating(struct pp_hwmgr *hwmgr)
194 {
195 return phm_cap_enabled(hwmgr->platform_descriptor.platformCaps, PHM_PlatformCaps_UVDPowerGating);
196 }
197
phm_cf_want_vce_power_gating(struct pp_hwmgr * hwmgr)198 bool phm_cf_want_vce_power_gating(struct pp_hwmgr *hwmgr)
199 {
200 return phm_cap_enabled(hwmgr->platform_descriptor.platformCaps, PHM_PlatformCaps_VCEPowerGating);
201 }
202
203
phm_trim_voltage_table(struct pp_atomctrl_voltage_table * vol_table)204 int phm_trim_voltage_table(struct pp_atomctrl_voltage_table *vol_table)
205 {
206 uint32_t i, j;
207 uint16_t vvalue;
208 bool found = false;
209 struct pp_atomctrl_voltage_table *table;
210
211 PP_ASSERT_WITH_CODE((NULL != vol_table),
212 "Voltage Table empty.", return -EINVAL);
213
214 table = kzalloc(sizeof(struct pp_atomctrl_voltage_table),
215 GFP_KERNEL);
216
217 if (NULL == table)
218 return -EINVAL;
219
220 table->mask_low = vol_table->mask_low;
221 table->phase_delay = vol_table->phase_delay;
222
223 for (i = 0; i < vol_table->count; i++) {
224 vvalue = vol_table->entries[i].value;
225 found = false;
226
227 for (j = 0; j < table->count; j++) {
228 if (vvalue == table->entries[j].value) {
229 found = true;
230 break;
231 }
232 }
233
234 if (!found) {
235 table->entries[table->count].value = vvalue;
236 table->entries[table->count].smio_low =
237 vol_table->entries[i].smio_low;
238 table->count++;
239 }
240 }
241
242 memcpy(vol_table, table, sizeof(struct pp_atomctrl_voltage_table));
243 kfree(table);
244 table = NULL;
245 return 0;
246 }
247
phm_get_svi2_mvdd_voltage_table(struct pp_atomctrl_voltage_table * vol_table,phm_ppt_v1_clock_voltage_dependency_table * dep_table)248 int phm_get_svi2_mvdd_voltage_table(struct pp_atomctrl_voltage_table *vol_table,
249 phm_ppt_v1_clock_voltage_dependency_table *dep_table)
250 {
251 uint32_t i;
252 int result;
253
254 PP_ASSERT_WITH_CODE((0 != dep_table->count),
255 "Voltage Dependency Table empty.", return -EINVAL);
256
257 PP_ASSERT_WITH_CODE((NULL != vol_table),
258 "vol_table empty.", return -EINVAL);
259
260 vol_table->mask_low = 0;
261 vol_table->phase_delay = 0;
262 vol_table->count = dep_table->count;
263
264 for (i = 0; i < dep_table->count; i++) {
265 vol_table->entries[i].value = dep_table->entries[i].mvdd;
266 vol_table->entries[i].smio_low = 0;
267 }
268
269 result = phm_trim_voltage_table(vol_table);
270 PP_ASSERT_WITH_CODE((0 == result),
271 "Failed to trim MVDD table.", return result);
272
273 return 0;
274 }
275
phm_get_svi2_vddci_voltage_table(struct pp_atomctrl_voltage_table * vol_table,phm_ppt_v1_clock_voltage_dependency_table * dep_table)276 int phm_get_svi2_vddci_voltage_table(struct pp_atomctrl_voltage_table *vol_table,
277 phm_ppt_v1_clock_voltage_dependency_table *dep_table)
278 {
279 uint32_t i;
280 int result;
281
282 PP_ASSERT_WITH_CODE((0 != dep_table->count),
283 "Voltage Dependency Table empty.", return -EINVAL);
284
285 PP_ASSERT_WITH_CODE((NULL != vol_table),
286 "vol_table empty.", return -EINVAL);
287
288 vol_table->mask_low = 0;
289 vol_table->phase_delay = 0;
290 vol_table->count = dep_table->count;
291
292 for (i = 0; i < dep_table->count; i++) {
293 vol_table->entries[i].value = dep_table->entries[i].vddci;
294 vol_table->entries[i].smio_low = 0;
295 }
296
297 result = phm_trim_voltage_table(vol_table);
298 PP_ASSERT_WITH_CODE((0 == result),
299 "Failed to trim VDDCI table.", return result);
300
301 return 0;
302 }
303
phm_get_svi2_vdd_voltage_table(struct pp_atomctrl_voltage_table * vol_table,phm_ppt_v1_voltage_lookup_table * lookup_table)304 int phm_get_svi2_vdd_voltage_table(struct pp_atomctrl_voltage_table *vol_table,
305 phm_ppt_v1_voltage_lookup_table *lookup_table)
306 {
307 int i = 0;
308
309 PP_ASSERT_WITH_CODE((0 != lookup_table->count),
310 "Voltage Lookup Table empty.", return -EINVAL);
311
312 PP_ASSERT_WITH_CODE((NULL != vol_table),
313 "vol_table empty.", return -EINVAL);
314
315 vol_table->mask_low = 0;
316 vol_table->phase_delay = 0;
317
318 vol_table->count = lookup_table->count;
319
320 for (i = 0; i < vol_table->count; i++) {
321 vol_table->entries[i].value = lookup_table->entries[i].us_vdd;
322 vol_table->entries[i].smio_low = 0;
323 }
324
325 return 0;
326 }
327
phm_trim_voltage_table_to_fit_state_table(uint32_t max_vol_steps,struct pp_atomctrl_voltage_table * vol_table)328 void phm_trim_voltage_table_to_fit_state_table(uint32_t max_vol_steps,
329 struct pp_atomctrl_voltage_table *vol_table)
330 {
331 unsigned int i, diff;
332
333 if (vol_table->count <= max_vol_steps)
334 return;
335
336 diff = vol_table->count - max_vol_steps;
337
338 for (i = 0; i < max_vol_steps; i++)
339 vol_table->entries[i] = vol_table->entries[i + diff];
340
341 vol_table->count = max_vol_steps;
342
343 return;
344 }
345
phm_reset_single_dpm_table(void * table,uint32_t count,int max)346 int phm_reset_single_dpm_table(void *table,
347 uint32_t count, int max)
348 {
349 int i;
350
351 struct vi_dpm_table *dpm_table = (struct vi_dpm_table *)table;
352
353 dpm_table->count = count > max ? max : count;
354
355 for (i = 0; i < dpm_table->count; i++)
356 dpm_table->dpm_level[i].enabled = false;
357
358 return 0;
359 }
360
phm_setup_pcie_table_entry(void * table,uint32_t index,uint32_t pcie_gen,uint32_t pcie_lanes)361 void phm_setup_pcie_table_entry(
362 void *table,
363 uint32_t index, uint32_t pcie_gen,
364 uint32_t pcie_lanes)
365 {
366 struct vi_dpm_table *dpm_table = (struct vi_dpm_table *)table;
367 dpm_table->dpm_level[index].value = pcie_gen;
368 dpm_table->dpm_level[index].param1 = pcie_lanes;
369 dpm_table->dpm_level[index].enabled = 1;
370 }
371
phm_get_dpm_level_enable_mask_value(void * table)372 int32_t phm_get_dpm_level_enable_mask_value(void *table)
373 {
374 int32_t i;
375 int32_t mask = 0;
376 struct vi_dpm_table *dpm_table = (struct vi_dpm_table *)table;
377
378 for (i = dpm_table->count; i > 0; i--) {
379 mask = mask << 1;
380 if (dpm_table->dpm_level[i - 1].enabled)
381 mask |= 0x1;
382 else
383 mask &= 0xFFFFFFFE;
384 }
385
386 return mask;
387 }
388
phm_get_voltage_index(struct phm_ppt_v1_voltage_lookup_table * lookup_table,uint16_t voltage)389 uint8_t phm_get_voltage_index(
390 struct phm_ppt_v1_voltage_lookup_table *lookup_table, uint16_t voltage)
391 {
392 uint8_t count = (uint8_t) (lookup_table->count);
393 uint8_t i;
394
395 PP_ASSERT_WITH_CODE((NULL != lookup_table),
396 "Lookup Table empty.", return 0);
397 PP_ASSERT_WITH_CODE((0 != count),
398 "Lookup Table empty.", return 0);
399
400 for (i = 0; i < lookup_table->count; i++) {
401 /* find first voltage equal or bigger than requested */
402 if (lookup_table->entries[i].us_vdd >= voltage)
403 return i;
404 }
405 /* voltage is bigger than max voltage in the table */
406 return i - 1;
407 }
408
phm_get_voltage_id(pp_atomctrl_voltage_table * voltage_table,uint32_t voltage)409 uint8_t phm_get_voltage_id(pp_atomctrl_voltage_table *voltage_table,
410 uint32_t voltage)
411 {
412 uint8_t count = (uint8_t) (voltage_table->count);
413 uint8_t i = 0;
414
415 PP_ASSERT_WITH_CODE((NULL != voltage_table),
416 "Voltage Table empty.", return 0;);
417 PP_ASSERT_WITH_CODE((0 != count),
418 "Voltage Table empty.", return 0;);
419
420 for (i = 0; i < count; i++) {
421 /* find first voltage bigger than requested */
422 if (voltage_table->entries[i].value >= voltage)
423 return i;
424 }
425
426 /* voltage is bigger than max voltage in the table */
427 return i - 1;
428 }
429
phm_find_closest_vddci(struct pp_atomctrl_voltage_table * vddci_table,uint16_t vddci)430 uint16_t phm_find_closest_vddci(struct pp_atomctrl_voltage_table *vddci_table, uint16_t vddci)
431 {
432 uint32_t i;
433
434 for (i = 0; i < vddci_table->count; i++) {
435 if (vddci_table->entries[i].value >= vddci)
436 return vddci_table->entries[i].value;
437 }
438
439 pr_debug("vddci is larger than max value in vddci_table\n");
440 return vddci_table->entries[i-1].value;
441 }
442
phm_find_boot_level(void * table,uint32_t value,uint32_t * boot_level)443 int phm_find_boot_level(void *table,
444 uint32_t value, uint32_t *boot_level)
445 {
446 int result = -EINVAL;
447 uint32_t i;
448 struct vi_dpm_table *dpm_table = (struct vi_dpm_table *)table;
449
450 for (i = 0; i < dpm_table->count; i++) {
451 if (value == dpm_table->dpm_level[i].value) {
452 *boot_level = i;
453 result = 0;
454 }
455 }
456
457 return result;
458 }
459
phm_get_sclk_for_voltage_evv(struct pp_hwmgr * hwmgr,phm_ppt_v1_voltage_lookup_table * lookup_table,uint16_t virtual_voltage_id,int32_t * sclk)460 int phm_get_sclk_for_voltage_evv(struct pp_hwmgr *hwmgr,
461 phm_ppt_v1_voltage_lookup_table *lookup_table,
462 uint16_t virtual_voltage_id, int32_t *sclk)
463 {
464 uint8_t entry_id;
465 uint8_t voltage_id;
466 struct phm_ppt_v1_information *table_info =
467 (struct phm_ppt_v1_information *)(hwmgr->pptable);
468
469 PP_ASSERT_WITH_CODE(lookup_table->count != 0, "Lookup table is empty", return -EINVAL);
470
471 /* search for leakage voltage ID 0xff01 ~ 0xff08 and sckl */
472 for (entry_id = 0; entry_id < table_info->vdd_dep_on_sclk->count; entry_id++) {
473 voltage_id = table_info->vdd_dep_on_sclk->entries[entry_id].vddInd;
474 if (lookup_table->entries[voltage_id].us_vdd == virtual_voltage_id)
475 break;
476 }
477
478 if (entry_id >= table_info->vdd_dep_on_sclk->count) {
479 pr_debug("Can't find requested voltage id in vdd_dep_on_sclk table\n");
480 return -EINVAL;
481 }
482
483 *sclk = table_info->vdd_dep_on_sclk->entries[entry_id].clk;
484
485 return 0;
486 }
487
488 /**
489 * Initialize Dynamic State Adjustment Rule Settings
490 *
491 * @param hwmgr the address of the powerplay hardware manager.
492 */
phm_initializa_dynamic_state_adjustment_rule_settings(struct pp_hwmgr * hwmgr)493 int phm_initializa_dynamic_state_adjustment_rule_settings(struct pp_hwmgr *hwmgr)
494 {
495 uint32_t table_size;
496 struct phm_clock_voltage_dependency_table *table_clk_vlt;
497 struct phm_ppt_v1_information *pptable_info = (struct phm_ppt_v1_information *)(hwmgr->pptable);
498
499 /* initialize vddc_dep_on_dal_pwrl table */
500 table_size = sizeof(uint32_t) + 4 * sizeof(struct phm_clock_voltage_dependency_record);
501 table_clk_vlt = kzalloc(table_size, GFP_KERNEL);
502
503 if (NULL == table_clk_vlt) {
504 pr_err("Can not allocate space for vddc_dep_on_dal_pwrl! \n");
505 return -ENOMEM;
506 } else {
507 table_clk_vlt->count = 4;
508 table_clk_vlt->entries[0].clk = PP_DAL_POWERLEVEL_ULTRALOW;
509 table_clk_vlt->entries[0].v = 0;
510 table_clk_vlt->entries[1].clk = PP_DAL_POWERLEVEL_LOW;
511 table_clk_vlt->entries[1].v = 720;
512 table_clk_vlt->entries[2].clk = PP_DAL_POWERLEVEL_NOMINAL;
513 table_clk_vlt->entries[2].v = 810;
514 table_clk_vlt->entries[3].clk = PP_DAL_POWERLEVEL_PERFORMANCE;
515 table_clk_vlt->entries[3].v = 900;
516 if (pptable_info != NULL)
517 pptable_info->vddc_dep_on_dal_pwrl = table_clk_vlt;
518 hwmgr->dyn_state.vddc_dep_on_dal_pwrl = table_clk_vlt;
519 }
520
521 return 0;
522 }
523
phm_get_lowest_enabled_level(struct pp_hwmgr * hwmgr,uint32_t mask)524 uint32_t phm_get_lowest_enabled_level(struct pp_hwmgr *hwmgr, uint32_t mask)
525 {
526 uint32_t level = 0;
527
528 while (0 == (mask & (1 << level)))
529 level++;
530
531 return level;
532 }
533
phm_apply_dal_min_voltage_request(struct pp_hwmgr * hwmgr)534 void phm_apply_dal_min_voltage_request(struct pp_hwmgr *hwmgr)
535 {
536 struct phm_ppt_v1_information *table_info =
537 (struct phm_ppt_v1_information *)hwmgr->pptable;
538 struct phm_clock_voltage_dependency_table *table =
539 table_info->vddc_dep_on_dal_pwrl;
540 struct phm_ppt_v1_clock_voltage_dependency_table *vddc_table;
541 enum PP_DAL_POWERLEVEL dal_power_level = hwmgr->dal_power_level;
542 uint32_t req_vddc = 0, req_volt, i;
543
544 if (!table || table->count <= 0
545 || dal_power_level < PP_DAL_POWERLEVEL_ULTRALOW
546 || dal_power_level > PP_DAL_POWERLEVEL_PERFORMANCE)
547 return;
548
549 for (i = 0; i < table->count; i++) {
550 if (dal_power_level == table->entries[i].clk) {
551 req_vddc = table->entries[i].v;
552 break;
553 }
554 }
555
556 vddc_table = table_info->vdd_dep_on_sclk;
557 for (i = 0; i < vddc_table->count; i++) {
558 if (req_vddc <= vddc_table->entries[i].vddc) {
559 req_volt = (((uint32_t)vddc_table->entries[i].vddc) * VOLTAGE_SCALE);
560 smum_send_msg_to_smc_with_parameter(hwmgr,
561 PPSMC_MSG_VddC_Request,
562 req_volt,
563 NULL);
564 return;
565 }
566 }
567 pr_err("DAL requested level can not"
568 " found a available voltage in VDDC DPM Table \n");
569 }
570
phm_get_voltage_evv_on_sclk(struct pp_hwmgr * hwmgr,uint8_t voltage_type,uint32_t sclk,uint16_t id,uint16_t * voltage)571 int phm_get_voltage_evv_on_sclk(struct pp_hwmgr *hwmgr, uint8_t voltage_type,
572 uint32_t sclk, uint16_t id, uint16_t *voltage)
573 {
574 uint32_t vol;
575 int ret = 0;
576
577 if (hwmgr->chip_id < CHIP_TONGA) {
578 ret = atomctrl_get_voltage_evv(hwmgr, id, voltage);
579 } else if (hwmgr->chip_id < CHIP_POLARIS10) {
580 ret = atomctrl_get_voltage_evv_on_sclk(hwmgr, voltage_type, sclk, id, voltage);
581 if (*voltage >= 2000 || *voltage == 0)
582 *voltage = 1150;
583 } else {
584 ret = atomctrl_get_voltage_evv_on_sclk_ai(hwmgr, voltage_type, sclk, id, &vol);
585 *voltage = (uint16_t)(vol/100);
586 }
587 return ret;
588 }
589
590
phm_irq_process(struct amdgpu_device * adev,struct amdgpu_irq_src * source,struct amdgpu_iv_entry * entry)591 int phm_irq_process(struct amdgpu_device *adev,
592 struct amdgpu_irq_src *source,
593 struct amdgpu_iv_entry *entry)
594 {
595 uint32_t client_id = entry->client_id;
596 uint32_t src_id = entry->src_id;
597
598 if (client_id == AMDGPU_IRQ_CLIENTID_LEGACY) {
599 if (src_id == VISLANDS30_IV_SRCID_CG_TSS_THERMAL_LOW_TO_HIGH) {
600 dev_emerg(adev->dev, "ERROR: GPU over temperature range(SW CTF) detected!\n");
601 /*
602 * SW CTF just occurred.
603 * Try to do a graceful shutdown to prevent further damage.
604 */
605 dev_emerg(adev->dev, "ERROR: System is going to shutdown due to GPU SW CTF!\n");
606 orderly_poweroff(true);
607 } else if (src_id == VISLANDS30_IV_SRCID_CG_TSS_THERMAL_HIGH_TO_LOW)
608 dev_emerg(adev->dev, "ERROR: GPU under temperature range detected!\n");
609 else if (src_id == VISLANDS30_IV_SRCID_GPIO_19) {
610 dev_emerg(adev->dev, "ERROR: GPU HW Critical Temperature Fault(aka CTF) detected!\n");
611 /*
612 * HW CTF just occurred. Shutdown to prevent further damage.
613 */
614 dev_emerg(adev->dev, "ERROR: System is going to shutdown due to GPU HW CTF!\n");
615 orderly_poweroff(true);
616 }
617 } else if (client_id == SOC15_IH_CLIENTID_THM) {
618 if (src_id == 0) {
619 dev_emerg(adev->dev, "ERROR: GPU over temperature range(SW CTF) detected!\n");
620 /*
621 * SW CTF just occurred.
622 * Try to do a graceful shutdown to prevent further damage.
623 */
624 dev_emerg(adev->dev, "ERROR: System is going to shutdown due to GPU SW CTF!\n");
625 orderly_poweroff(true);
626 } else
627 dev_emerg(adev->dev, "ERROR: GPU under temperature range detected!\n");
628 } else if (client_id == SOC15_IH_CLIENTID_ROM_SMUIO) {
629 dev_emerg(adev->dev, "ERROR: GPU HW Critical Temperature Fault(aka CTF) detected!\n");
630 /*
631 * HW CTF just occurred. Shutdown to prevent further damage.
632 */
633 dev_emerg(adev->dev, "ERROR: System is going to shutdown due to GPU HW CTF!\n");
634 orderly_poweroff(true);
635 }
636
637 return 0;
638 }
639
640 static const struct amdgpu_irq_src_funcs smu9_irq_funcs = {
641 .process = phm_irq_process,
642 };
643
smu9_register_irq_handlers(struct pp_hwmgr * hwmgr)644 int smu9_register_irq_handlers(struct pp_hwmgr *hwmgr)
645 {
646 struct amdgpu_irq_src *source =
647 kzalloc(sizeof(struct amdgpu_irq_src), GFP_KERNEL);
648
649 if (!source)
650 return -ENOMEM;
651
652 source->funcs = &smu9_irq_funcs;
653
654 amdgpu_irq_add_id((struct amdgpu_device *)(hwmgr->adev),
655 SOC15_IH_CLIENTID_THM,
656 THM_9_0__SRCID__THM_DIG_THERM_L2H,
657 source);
658 amdgpu_irq_add_id((struct amdgpu_device *)(hwmgr->adev),
659 SOC15_IH_CLIENTID_THM,
660 THM_9_0__SRCID__THM_DIG_THERM_H2L,
661 source);
662
663 /* Register CTF(GPIO_19) interrupt */
664 amdgpu_irq_add_id((struct amdgpu_device *)(hwmgr->adev),
665 SOC15_IH_CLIENTID_ROM_SMUIO,
666 SMUIO_9_0__SRCID__SMUIO_GPIO19,
667 source);
668
669 return 0;
670 }
671
smu_atom_get_data_table(void * dev,uint32_t table,uint16_t * size,uint8_t * frev,uint8_t * crev)672 void *smu_atom_get_data_table(void *dev, uint32_t table, uint16_t *size,
673 uint8_t *frev, uint8_t *crev)
674 {
675 struct amdgpu_device *adev = dev;
676 uint16_t data_start;
677
678 if (amdgpu_atom_parse_data_header(
679 adev->mode_info.atom_context, table, size,
680 frev, crev, &data_start))
681 return (uint8_t *)adev->mode_info.atom_context->bios +
682 data_start;
683
684 return NULL;
685 }
686
smu_get_voltage_dependency_table_ppt_v1(const struct phm_ppt_v1_clock_voltage_dependency_table * allowed_dep_table,struct phm_ppt_v1_clock_voltage_dependency_table * dep_table)687 int smu_get_voltage_dependency_table_ppt_v1(
688 const struct phm_ppt_v1_clock_voltage_dependency_table *allowed_dep_table,
689 struct phm_ppt_v1_clock_voltage_dependency_table *dep_table)
690 {
691 uint8_t i = 0;
692 PP_ASSERT_WITH_CODE((0 != allowed_dep_table->count),
693 "Voltage Lookup Table empty",
694 return -EINVAL);
695
696 dep_table->count = allowed_dep_table->count;
697 for (i=0; i<dep_table->count; i++) {
698 dep_table->entries[i].clk = allowed_dep_table->entries[i].clk;
699 dep_table->entries[i].vddInd = allowed_dep_table->entries[i].vddInd;
700 dep_table->entries[i].vdd_offset = allowed_dep_table->entries[i].vdd_offset;
701 dep_table->entries[i].vddc = allowed_dep_table->entries[i].vddc;
702 dep_table->entries[i].vddgfx = allowed_dep_table->entries[i].vddgfx;
703 dep_table->entries[i].vddci = allowed_dep_table->entries[i].vddci;
704 dep_table->entries[i].mvdd = allowed_dep_table->entries[i].mvdd;
705 dep_table->entries[i].phases = allowed_dep_table->entries[i].phases;
706 dep_table->entries[i].cks_enable = allowed_dep_table->entries[i].cks_enable;
707 dep_table->entries[i].cks_voffset = allowed_dep_table->entries[i].cks_voffset;
708 }
709
710 return 0;
711 }
712
smu_set_watermarks_for_clocks_ranges(void * wt_table,struct dm_pp_wm_sets_with_clock_ranges_soc15 * wm_with_clock_ranges)713 int smu_set_watermarks_for_clocks_ranges(void *wt_table,
714 struct dm_pp_wm_sets_with_clock_ranges_soc15 *wm_with_clock_ranges)
715 {
716 uint32_t i;
717 struct watermarks *table = wt_table;
718
719 if (!table || !wm_with_clock_ranges)
720 return -EINVAL;
721
722 if (wm_with_clock_ranges->num_wm_dmif_sets > 4 || wm_with_clock_ranges->num_wm_mcif_sets > 4)
723 return -EINVAL;
724
725 for (i = 0; i < wm_with_clock_ranges->num_wm_dmif_sets; i++) {
726 table->WatermarkRow[1][i].MinClock =
727 cpu_to_le16((uint16_t)
728 (wm_with_clock_ranges->wm_dmif_clocks_ranges[i].wm_min_dcfclk_clk_in_khz /
729 1000));
730 table->WatermarkRow[1][i].MaxClock =
731 cpu_to_le16((uint16_t)
732 (wm_with_clock_ranges->wm_dmif_clocks_ranges[i].wm_max_dcfclk_clk_in_khz /
733 1000));
734 table->WatermarkRow[1][i].MinUclk =
735 cpu_to_le16((uint16_t)
736 (wm_with_clock_ranges->wm_dmif_clocks_ranges[i].wm_min_mem_clk_in_khz /
737 1000));
738 table->WatermarkRow[1][i].MaxUclk =
739 cpu_to_le16((uint16_t)
740 (wm_with_clock_ranges->wm_dmif_clocks_ranges[i].wm_max_mem_clk_in_khz /
741 1000));
742 table->WatermarkRow[1][i].WmSetting = (uint8_t)
743 wm_with_clock_ranges->wm_dmif_clocks_ranges[i].wm_set_id;
744 }
745
746 for (i = 0; i < wm_with_clock_ranges->num_wm_mcif_sets; i++) {
747 table->WatermarkRow[0][i].MinClock =
748 cpu_to_le16((uint16_t)
749 (wm_with_clock_ranges->wm_mcif_clocks_ranges[i].wm_min_socclk_clk_in_khz /
750 1000));
751 table->WatermarkRow[0][i].MaxClock =
752 cpu_to_le16((uint16_t)
753 (wm_with_clock_ranges->wm_mcif_clocks_ranges[i].wm_max_socclk_clk_in_khz /
754 1000));
755 table->WatermarkRow[0][i].MinUclk =
756 cpu_to_le16((uint16_t)
757 (wm_with_clock_ranges->wm_mcif_clocks_ranges[i].wm_min_mem_clk_in_khz /
758 1000));
759 table->WatermarkRow[0][i].MaxUclk =
760 cpu_to_le16((uint16_t)
761 (wm_with_clock_ranges->wm_mcif_clocks_ranges[i].wm_max_mem_clk_in_khz /
762 1000));
763 table->WatermarkRow[0][i].WmSetting = (uint8_t)
764 wm_with_clock_ranges->wm_mcif_clocks_ranges[i].wm_set_id;
765 }
766 return 0;
767 }
768