1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
1000
1001
1002
1003
1004
1005
1006
1007
1008
1009
1010
1011
1012
1013
1014
1015
1016
1017
1018
1019
1020
1021
1022
1023
1024
1025
1026
1027
1028
1029
1030
1031
1032
1033
1034
1035
1036
1037
1038
1039
1040
1041
1042
1043
1044
1045
1046
1047
1048
1049
1050
1051
1052
1053
1054
1055
1056
1057
1058
1059
1060
1061
1062
1063
1064
1065
1066
1067
1068
1069
1070
1071
1072
1073
1074
1075
1076
1077
1078
1079
1080
1081
1082
1083
1084
1085
1086
1087
1088
1089
1090
1091
1092
1093
1094
1095
1096
1097
1098
1099
1100
1101
1102
1103
1104
1105
1106
1107
1108
1109
1110
1111
1112
1113
1114
1115
1116
1117
1118
1119
1120
1121
1122
1123
1124
1125
1126
1127
1128
1129
1130
1131
1132
1133
1134
1135
1136
1137
1138
1139
1140
1141
1142
1143
1144
1145
1146
1147
1148
1149
1150
1151
1152
1153
1154
1155
1156
1157
1158
1159
1160
1161
1162
1163
1164
1165
1166
1167
1168
1169
1170
1171
1172
1173
1174
1175
1176
1177
1178
1179
1180
1181
1182
1183
1184
1185
1186
1187
1188
1189
1190
1191
1192
1193
1194
1195
1196
1197
1198
1199
1200
1201
1202
1203
1204
1205
1206
1207
1208
1209
1210
1211
1212
1213
1214
1215
1216
1217
1218
1219
1220
1221
1222
1223
1224
1225
1226
1227
1228
1229
1230
1231
1232
1233
1234
1235
1236
1237
1238
1239
1240
1241
1242
1243
1244
1245
1246
1247
1248
1249
1250
1251
1252
1253
1254
1255
1256
1257
1258
1259
1260
1261
1262
1263
1264
1265
1266
1267
1268
1269
1270
1271
1272
1273
1274
1275
1276
1277
1278
1279
1280
1281
1282
1283
1284
1285
1286
1287
1288
1289
1290
1291
1292
1293
1294
1295
1296
1297
1298
1299
1300
1301
1302
1303
1304
1305
1306
1307
1308
1309
1310
1311
1312
1313
1314
1315
1316
1317
1318
1319
1320
1321
1322
1323
1324
1325
1326
1327
1328
1329
1330
1331
1332
1333
1334
1335
1336
1337
1338
1339
1340
1341
1342
1343
1344
1345
1346
1347
1348
1349
1350
1351
1352
1353
1354
1355
1356
1357
1358
1359
1360
1361
1362
1363
1364
1365
|
/*
* Copyright 2015 Advanced Micro Devices, Inc.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
* OTHER DEALINGS IN THE SOFTWARE.
*
*/
#include "pp_debug.h"
#include <linux/types.h>
#include <linux/kernel.h>
#include <linux/slab.h>
#include "atom-types.h"
#include "atombios.h"
#include "processpptables.h"
#include "cgs_common.h"
#include "smumgr.h"
#include "hwmgr.h"
#include "hardwaremanager.h"
#include "rv_ppsmc.h"
#include "smu10_hwmgr.h"
#include "power_state.h"
#include "soc15_common.h"
#include "smu10.h"
#define SMU10_MAX_DEEPSLEEP_DIVIDER_ID 5
#define SMU10_MINIMUM_ENGINE_CLOCK 800 /* 8Mhz, the low boundary of engine clock allowed on this chip */
#define SCLK_MIN_DIV_INTV_SHIFT 12
#define SMU10_DISPCLK_BYPASS_THRESHOLD 10000 /* 100Mhz */
#define SMC_RAM_END 0x40000
#define mmPWR_MISC_CNTL_STATUS 0x0183
#define mmPWR_MISC_CNTL_STATUS_BASE_IDX 0
#define PWR_MISC_CNTL_STATUS__PWR_GFX_RLC_CGPG_EN__SHIFT 0x0
#define PWR_MISC_CNTL_STATUS__PWR_GFXOFF_STATUS__SHIFT 0x1
#define PWR_MISC_CNTL_STATUS__PWR_GFX_RLC_CGPG_EN_MASK 0x00000001L
#define PWR_MISC_CNTL_STATUS__PWR_GFXOFF_STATUS_MASK 0x00000006L
static const unsigned long SMU10_Magic = (unsigned long) PHM_Rv_Magic;
static int smu10_display_clock_voltage_request(struct pp_hwmgr *hwmgr,
struct pp_display_clock_request *clock_req)
{
struct smu10_hwmgr *smu10_data = (struct smu10_hwmgr *)(hwmgr->backend);
enum amd_pp_clock_type clk_type = clock_req->clock_type;
uint32_t clk_freq = clock_req->clock_freq_in_khz / 1000;
PPSMC_Msg msg;
switch (clk_type) {
case amd_pp_dcf_clock:
if (clk_freq == smu10_data->dcf_actual_hard_min_freq)
return 0;
msg = PPSMC_MSG_SetHardMinDcefclkByFreq;
smu10_data->dcf_actual_hard_min_freq = clk_freq;
break;
case amd_pp_soc_clock:
msg = PPSMC_MSG_SetHardMinSocclkByFreq;
break;
case amd_pp_f_clock:
if (clk_freq == smu10_data->f_actual_hard_min_freq)
return 0;
smu10_data->f_actual_hard_min_freq = clk_freq;
msg = PPSMC_MSG_SetHardMinFclkByFreq;
break;
default:
pr_info("[DisplayClockVoltageRequest]Invalid Clock Type!");
return -EINVAL;
}
smum_send_msg_to_smc_with_parameter(hwmgr, msg, clk_freq);
return 0;
}
static struct smu10_power_state *cast_smu10_ps(struct pp_hw_power_state *hw_ps)
{
if (SMU10_Magic != hw_ps->magic)
return NULL;
return (struct smu10_power_state *)hw_ps;
}
static const struct smu10_power_state *cast_const_smu10_ps(
const struct pp_hw_power_state *hw_ps)
{
if (SMU10_Magic != hw_ps->magic)
return NULL;
return (struct smu10_power_state *)hw_ps;
}
static int smu10_initialize_dpm_defaults(struct pp_hwmgr *hwmgr)
{
struct smu10_hwmgr *smu10_data = (struct smu10_hwmgr *)(hwmgr->backend);
smu10_data->dce_slow_sclk_threshold = 30000;
smu10_data->thermal_auto_throttling_treshold = 0;
smu10_data->is_nb_dpm_enabled = 1;
smu10_data->dpm_flags = 1;
smu10_data->need_min_deep_sleep_dcefclk = true;
smu10_data->num_active_display = 0;
smu10_data->deep_sleep_dcefclk = 0;
phm_cap_unset(hwmgr->platform_descriptor.platformCaps,
PHM_PlatformCaps_SclkDeepSleep);
phm_cap_unset(hwmgr->platform_descriptor.platformCaps,
PHM_PlatformCaps_SclkThrottleLowNotification);
phm_cap_set(hwmgr->platform_descriptor.platformCaps,
PHM_PlatformCaps_PowerPlaySupport);
return 0;
}
static int smu10_construct_max_power_limits_table(struct pp_hwmgr *hwmgr,
struct phm_clock_and_voltage_limits *table)
{
return 0;
}
static int smu10_init_dynamic_state_adjustment_rule_settings(
struct pp_hwmgr *hwmgr)
{
struct phm_clock_voltage_dependency_table *table_clk_vlt;
table_clk_vlt = kzalloc(struct_size(table_clk_vlt, entries, 7),
GFP_KERNEL);
if (NULL == table_clk_vlt) {
pr_err("Can not allocate memory!\n");
return -ENOMEM;
}
table_clk_vlt->count = 8;
table_clk_vlt->entries[0].clk = PP_DAL_POWERLEVEL_0;
table_clk_vlt->entries[0].v = 0;
table_clk_vlt->entries[1].clk = PP_DAL_POWERLEVEL_1;
table_clk_vlt->entries[1].v = 1;
table_clk_vlt->entries[2].clk = PP_DAL_POWERLEVEL_2;
table_clk_vlt->entries[2].v = 2;
table_clk_vlt->entries[3].clk = PP_DAL_POWERLEVEL_3;
table_clk_vlt->entries[3].v = 3;
table_clk_vlt->entries[4].clk = PP_DAL_POWERLEVEL_4;
table_clk_vlt->entries[4].v = 4;
table_clk_vlt->entries[5].clk = PP_DAL_POWERLEVEL_5;
table_clk_vlt->entries[5].v = 5;
table_clk_vlt->entries[6].clk = PP_DAL_POWERLEVEL_6;
table_clk_vlt->entries[6].v = 6;
table_clk_vlt->entries[7].clk = PP_DAL_POWERLEVEL_7;
table_clk_vlt->entries[7].v = 7;
hwmgr->dyn_state.vddc_dep_on_dal_pwrl = table_clk_vlt;
return 0;
}
static int smu10_get_system_info_data(struct pp_hwmgr *hwmgr)
{
struct smu10_hwmgr *smu10_data = (struct smu10_hwmgr *)hwmgr->backend;
smu10_data->sys_info.htc_hyst_lmt = 5;
smu10_data->sys_info.htc_tmp_lmt = 203;
if (smu10_data->thermal_auto_throttling_treshold == 0)
smu10_data->thermal_auto_throttling_treshold = 203;
smu10_construct_max_power_limits_table (hwmgr,
&hwmgr->dyn_state.max_clock_voltage_on_ac);
smu10_init_dynamic_state_adjustment_rule_settings(hwmgr);
return 0;
}
static int smu10_construct_boot_state(struct pp_hwmgr *hwmgr)
{
return 0;
}
static int smu10_set_clock_limit(struct pp_hwmgr *hwmgr, const void *input)
{
struct PP_Clocks clocks = {0};
struct pp_display_clock_request clock_req;
clocks.dcefClock = hwmgr->display_config->min_dcef_set_clk;
clock_req.clock_type = amd_pp_dcf_clock;
clock_req.clock_freq_in_khz = clocks.dcefClock * 10;
PP_ASSERT_WITH_CODE(!smu10_display_clock_voltage_request(hwmgr, &clock_req),
"Attempt to set DCF Clock Failed!", return -EINVAL);
return 0;
}
static int smu10_set_min_deep_sleep_dcefclk(struct pp_hwmgr *hwmgr, uint32_t clock)
{
struct smu10_hwmgr *smu10_data = (struct smu10_hwmgr *)(hwmgr->backend);
if (smu10_data->need_min_deep_sleep_dcefclk &&
smu10_data->deep_sleep_dcefclk != clock) {
smu10_data->deep_sleep_dcefclk = clock;
smum_send_msg_to_smc_with_parameter(hwmgr,
PPSMC_MSG_SetMinDeepSleepDcefclk,
smu10_data->deep_sleep_dcefclk);
}
return 0;
}
static int smu10_set_hard_min_dcefclk_by_freq(struct pp_hwmgr *hwmgr, uint32_t clock)
{
struct smu10_hwmgr *smu10_data = (struct smu10_hwmgr *)(hwmgr->backend);
if (smu10_data->dcf_actual_hard_min_freq &&
smu10_data->dcf_actual_hard_min_freq != clock) {
smu10_data->dcf_actual_hard_min_freq = clock;
smum_send_msg_to_smc_with_parameter(hwmgr,
PPSMC_MSG_SetHardMinDcefclkByFreq,
smu10_data->dcf_actual_hard_min_freq);
}
return 0;
}
static int smu10_set_hard_min_fclk_by_freq(struct pp_hwmgr *hwmgr, uint32_t clock)
{
struct smu10_hwmgr *smu10_data = (struct smu10_hwmgr *)(hwmgr->backend);
if (smu10_data->f_actual_hard_min_freq &&
smu10_data->f_actual_hard_min_freq != clock) {
smu10_data->f_actual_hard_min_freq = clock;
smum_send_msg_to_smc_with_parameter(hwmgr,
PPSMC_MSG_SetHardMinFclkByFreq,
smu10_data->f_actual_hard_min_freq);
}
return 0;
}
static int smu10_set_active_display_count(struct pp_hwmgr *hwmgr, uint32_t count)
{
struct smu10_hwmgr *smu10_data = (struct smu10_hwmgr *)(hwmgr->backend);
if (smu10_data->num_active_display != count) {
smu10_data->num_active_display = count;
smum_send_msg_to_smc_with_parameter(hwmgr,
PPSMC_MSG_SetDisplayCount,
smu10_data->num_active_display);
}
return 0;
}
static int smu10_set_power_state_tasks(struct pp_hwmgr *hwmgr, const void *input)
{
return smu10_set_clock_limit(hwmgr, input);
}
static int smu10_init_power_gate_state(struct pp_hwmgr *hwmgr)
{
struct smu10_hwmgr *smu10_data = (struct smu10_hwmgr *)(hwmgr->backend);
struct amdgpu_device *adev = hwmgr->adev;
smu10_data->vcn_power_gated = true;
smu10_data->isp_tileA_power_gated = true;
smu10_data->isp_tileB_power_gated = true;
if (adev->pg_flags & AMD_PG_SUPPORT_GFX_PG)
return smum_send_msg_to_smc_with_parameter(hwmgr,
PPSMC_MSG_SetGfxCGPG,
true);
else
return 0;
}
static int smu10_setup_asic_task(struct pp_hwmgr *hwmgr)
{
return smu10_init_power_gate_state(hwmgr);
}
static int smu10_reset_cc6_data(struct pp_hwmgr *hwmgr)
{
struct smu10_hwmgr *smu10_data = (struct smu10_hwmgr *)(hwmgr->backend);
smu10_data->separation_time = 0;
smu10_data->cc6_disable = false;
smu10_data->pstate_disable = false;
smu10_data->cc6_setting_changed = false;
return 0;
}
static int smu10_power_off_asic(struct pp_hwmgr *hwmgr)
{
return smu10_reset_cc6_data(hwmgr);
}
static bool smu10_is_gfx_on(struct pp_hwmgr *hwmgr)
{
uint32_t reg;
struct amdgpu_device *adev = hwmgr->adev;
reg = RREG32_SOC15(PWR, 0, mmPWR_MISC_CNTL_STATUS);
if ((reg & PWR_MISC_CNTL_STATUS__PWR_GFXOFF_STATUS_MASK) ==
(0x2 << PWR_MISC_CNTL_STATUS__PWR_GFXOFF_STATUS__SHIFT))
return true;
return false;
}
static int smu10_disable_gfx_off(struct pp_hwmgr *hwmgr)
{
struct amdgpu_device *adev = hwmgr->adev;
if (adev->pm.pp_feature & PP_GFXOFF_MASK) {
smum_send_msg_to_smc(hwmgr, PPSMC_MSG_DisableGfxOff);
/* confirm gfx is back to "on" state */
while (!smu10_is_gfx_on(hwmgr))
msleep(1);
}
return 0;
}
static int smu10_disable_dpm_tasks(struct pp_hwmgr *hwmgr)
{
return 0;
}
static int smu10_enable_gfx_off(struct pp_hwmgr *hwmgr)
{
struct amdgpu_device *adev = hwmgr->adev;
if (adev->pm.pp_feature & PP_GFXOFF_MASK)
smum_send_msg_to_smc(hwmgr, PPSMC_MSG_EnableGfxOff);
return 0;
}
static int smu10_enable_dpm_tasks(struct pp_hwmgr *hwmgr)
{
return 0;
}
static int smu10_gfx_off_control(struct pp_hwmgr *hwmgr, bool enable)
{
if (enable)
return smu10_enable_gfx_off(hwmgr);
else
return smu10_disable_gfx_off(hwmgr);
}
static int smu10_apply_state_adjust_rules(struct pp_hwmgr *hwmgr,
struct pp_power_state *prequest_ps,
const struct pp_power_state *pcurrent_ps)
{
return 0;
}
/* temporary hardcoded clock voltage breakdown tables */
static const DpmClock_t VddDcfClk[]= {
{ 300, 2600},
{ 600, 3200},
{ 600, 3600},
};
static const DpmClock_t VddSocClk[]= {
{ 478, 2600},
{ 722, 3200},
{ 722, 3600},
};
static const DpmClock_t VddFClk[]= {
{ 400, 2600},
{1200, 3200},
{1200, 3600},
};
static const DpmClock_t VddDispClk[]= {
{ 435, 2600},
{ 661, 3200},
{1086, 3600},
};
static const DpmClock_t VddDppClk[]= {
{ 435, 2600},
{ 661, 3200},
{ 661, 3600},
};
static const DpmClock_t VddPhyClk[]= {
{ 540, 2600},
{ 810, 3200},
{ 810, 3600},
};
static int smu10_get_clock_voltage_dependency_table(struct pp_hwmgr *hwmgr,
struct smu10_voltage_dependency_table **pptable,
uint32_t num_entry, const DpmClock_t *pclk_dependency_table)
{
uint32_t table_size, i;
struct smu10_voltage_dependency_table *ptable;
table_size = sizeof(uint32_t) + sizeof(struct smu10_voltage_dependency_table) * num_entry;
ptable = kzalloc(table_size, GFP_KERNEL);
if (NULL == ptable)
return -ENOMEM;
ptable->count = num_entry;
for (i = 0; i < ptable->count; i++) {
ptable->entries[i].clk = pclk_dependency_table->Freq * 100;
ptable->entries[i].vol = pclk_dependency_table->Vol;
pclk_dependency_table++;
}
*pptable = ptable;
return 0;
}
static int smu10_populate_clock_table(struct pp_hwmgr *hwmgr)
{
uint32_t result;
struct smu10_hwmgr *smu10_data = (struct smu10_hwmgr *)(hwmgr->backend);
DpmClocks_t *table = &(smu10_data->clock_table);
struct smu10_clock_voltage_information *pinfo = &(smu10_data->clock_vol_info);
result = smum_smc_table_manager(hwmgr, (uint8_t *)table, SMU10_CLOCKTABLE, true);
PP_ASSERT_WITH_CODE((0 == result),
"Attempt to copy clock table from smc failed",
return result);
if (0 == result && table->DcefClocks[0].Freq != 0) {
smu10_get_clock_voltage_dependency_table(hwmgr, &pinfo->vdd_dep_on_dcefclk,
NUM_DCEFCLK_DPM_LEVELS,
&smu10_data->clock_table.DcefClocks[0]);
smu10_get_clock_voltage_dependency_table(hwmgr, &pinfo->vdd_dep_on_socclk,
NUM_SOCCLK_DPM_LEVELS,
&smu10_data->clock_table.SocClocks[0]);
smu10_get_clock_voltage_dependency_table(hwmgr, &pinfo->vdd_dep_on_fclk,
NUM_FCLK_DPM_LEVELS,
&smu10_data->clock_table.FClocks[0]);
smu10_get_clock_voltage_dependency_table(hwmgr, &pinfo->vdd_dep_on_mclk,
NUM_MEMCLK_DPM_LEVELS,
&smu10_data->clock_table.MemClocks[0]);
} else {
smu10_get_clock_voltage_dependency_table(hwmgr, &pinfo->vdd_dep_on_dcefclk,
ARRAY_SIZE(VddDcfClk),
&VddDcfClk[0]);
smu10_get_clock_voltage_dependency_table(hwmgr, &pinfo->vdd_dep_on_socclk,
ARRAY_SIZE(VddSocClk),
&VddSocClk[0]);
smu10_get_clock_voltage_dependency_table(hwmgr, &pinfo->vdd_dep_on_fclk,
ARRAY_SIZE(VddFClk),
&VddFClk[0]);
}
smu10_get_clock_voltage_dependency_table(hwmgr, &pinfo->vdd_dep_on_dispclk,
ARRAY_SIZE(VddDispClk),
&VddDispClk[0]);
smu10_get_clock_voltage_dependency_table(hwmgr, &pinfo->vdd_dep_on_dppclk,
ARRAY_SIZE(VddDppClk), &VddDppClk[0]);
smu10_get_clock_voltage_dependency_table(hwmgr, &pinfo->vdd_dep_on_phyclk,
ARRAY_SIZE(VddPhyClk), &VddPhyClk[0]);
smum_send_msg_to_smc(hwmgr, PPSMC_MSG_GetMinGfxclkFrequency);
result = smum_get_argument(hwmgr);
smu10_data->gfx_min_freq_limit = result / 10 * 1000;
smum_send_msg_to_smc(hwmgr, PPSMC_MSG_GetMaxGfxclkFrequency);
result = smum_get_argument(hwmgr);
smu10_data->gfx_max_freq_limit = result / 10 * 1000;
return 0;
}
static int smu10_hwmgr_backend_init(struct pp_hwmgr *hwmgr)
{
int result = 0;
struct smu10_hwmgr *data;
data = kzalloc(sizeof(struct smu10_hwmgr), GFP_KERNEL);
if (data == NULL)
return -ENOMEM;
hwmgr->backend = data;
result = smu10_initialize_dpm_defaults(hwmgr);
if (result != 0) {
pr_err("smu10_initialize_dpm_defaults failed\n");
return result;
}
smu10_populate_clock_table(hwmgr);
result = smu10_get_system_info_data(hwmgr);
if (result != 0) {
pr_err("smu10_get_system_info_data failed\n");
return result;
}
smu10_construct_boot_state(hwmgr);
hwmgr->platform_descriptor.hardwareActivityPerformanceLevels =
SMU10_MAX_HARDWARE_POWERLEVELS;
hwmgr->platform_descriptor.hardwarePerformanceLevels =
SMU10_MAX_HARDWARE_POWERLEVELS;
hwmgr->platform_descriptor.vbiosInterruptId = 0;
hwmgr->platform_descriptor.clockStep.engineClock = 500;
hwmgr->platform_descriptor.clockStep.memoryClock = 500;
hwmgr->platform_descriptor.minimumClocksReductionPercentage = 50;
hwmgr->pstate_sclk = SMU10_UMD_PSTATE_GFXCLK * 100;
hwmgr->pstate_mclk = SMU10_UMD_PSTATE_FCLK * 100;
return result;
}
static int smu10_hwmgr_backend_fini(struct pp_hwmgr *hwmgr)
{
struct smu10_hwmgr *smu10_data = (struct smu10_hwmgr *)(hwmgr->backend);
struct smu10_clock_voltage_information *pinfo = &(smu10_data->clock_vol_info);
kfree(pinfo->vdd_dep_on_dcefclk);
pinfo->vdd_dep_on_dcefclk = NULL;
kfree(pinfo->vdd_dep_on_socclk);
pinfo->vdd_dep_on_socclk = NULL;
kfree(pinfo->vdd_dep_on_fclk);
pinfo->vdd_dep_on_fclk = NULL;
kfree(pinfo->vdd_dep_on_dispclk);
pinfo->vdd_dep_on_dispclk = NULL;
kfree(pinfo->vdd_dep_on_dppclk);
pinfo->vdd_dep_on_dppclk = NULL;
kfree(pinfo->vdd_dep_on_phyclk);
pinfo->vdd_dep_on_phyclk = NULL;
kfree(hwmgr->dyn_state.vddc_dep_on_dal_pwrl);
hwmgr->dyn_state.vddc_dep_on_dal_pwrl = NULL;
kfree(hwmgr->backend);
hwmgr->backend = NULL;
return 0;
}
static int smu10_dpm_force_dpm_level(struct pp_hwmgr *hwmgr,
enum amd_dpm_forced_level level)
{
struct smu10_hwmgr *data = hwmgr->backend;
uint32_t min_sclk = hwmgr->display_config->min_core_set_clock;
uint32_t min_mclk = hwmgr->display_config->min_mem_set_clock/100;
if (hwmgr->smu_version < 0x1E3700) {
pr_info("smu firmware version too old, can not set dpm level\n");
return 0;
}
if (min_sclk < data->gfx_min_freq_limit)
min_sclk = data->gfx_min_freq_limit;
min_sclk /= 100; /* transfer 10KHz to MHz */
if (min_mclk < data->clock_table.FClocks[0].Freq)
min_mclk = data->clock_table.FClocks[0].Freq;
switch (level) {
case AMD_DPM_FORCED_LEVEL_HIGH:
case AMD_DPM_FORCED_LEVEL_PROFILE_PEAK:
smum_send_msg_to_smc_with_parameter(hwmgr,
PPSMC_MSG_SetHardMinGfxClk,
data->gfx_max_freq_limit/100);
smum_send_msg_to_smc_with_parameter(hwmgr,
PPSMC_MSG_SetHardMinFclkByFreq,
SMU10_UMD_PSTATE_PEAK_FCLK);
smum_send_msg_to_smc_with_parameter(hwmgr,
PPSMC_MSG_SetHardMinSocclkByFreq,
SMU10_UMD_PSTATE_PEAK_SOCCLK);
smum_send_msg_to_smc_with_parameter(hwmgr,
PPSMC_MSG_SetHardMinVcn,
SMU10_UMD_PSTATE_VCE);
smum_send_msg_to_smc_with_parameter(hwmgr,
PPSMC_MSG_SetSoftMaxGfxClk,
data->gfx_max_freq_limit/100);
smum_send_msg_to_smc_with_parameter(hwmgr,
PPSMC_MSG_SetSoftMaxFclkByFreq,
SMU10_UMD_PSTATE_PEAK_FCLK);
smum_send_msg_to_smc_with_parameter(hwmgr,
PPSMC_MSG_SetSoftMaxSocclkByFreq,
SMU10_UMD_PSTATE_PEAK_SOCCLK);
smum_send_msg_to_smc_with_parameter(hwmgr,
PPSMC_MSG_SetSoftMaxVcn,
SMU10_UMD_PSTATE_VCE);
break;
case AMD_DPM_FORCED_LEVEL_PROFILE_MIN_SCLK:
smum_send_msg_to_smc_with_parameter(hwmgr,
PPSMC_MSG_SetHardMinGfxClk,
min_sclk);
smum_send_msg_to_smc_with_parameter(hwmgr,
PPSMC_MSG_SetSoftMaxGfxClk,
min_sclk);
break;
case AMD_DPM_FORCED_LEVEL_PROFILE_MIN_MCLK:
smum_send_msg_to_smc_with_parameter(hwmgr,
PPSMC_MSG_SetHardMinFclkByFreq,
min_mclk);
smum_send_msg_to_smc_with_parameter(hwmgr,
PPSMC_MSG_SetSoftMaxFclkByFreq,
min_mclk);
break;
case AMD_DPM_FORCED_LEVEL_PROFILE_STANDARD:
smum_send_msg_to_smc_with_parameter(hwmgr,
PPSMC_MSG_SetHardMinGfxClk,
SMU10_UMD_PSTATE_GFXCLK);
smum_send_msg_to_smc_with_parameter(hwmgr,
PPSMC_MSG_SetHardMinFclkByFreq,
SMU10_UMD_PSTATE_FCLK);
smum_send_msg_to_smc_with_parameter(hwmgr,
PPSMC_MSG_SetHardMinSocclkByFreq,
SMU10_UMD_PSTATE_SOCCLK);
smum_send_msg_to_smc_with_parameter(hwmgr,
PPSMC_MSG_SetHardMinVcn,
SMU10_UMD_PSTATE_VCE);
smum_send_msg_to_smc_with_parameter(hwmgr,
PPSMC_MSG_SetSoftMaxGfxClk,
SMU10_UMD_PSTATE_GFXCLK);
smum_send_msg_to_smc_with_parameter(hwmgr,
PPSMC_MSG_SetSoftMaxFclkByFreq,
SMU10_UMD_PSTATE_FCLK);
smum_send_msg_to_smc_with_parameter(hwmgr,
PPSMC_MSG_SetSoftMaxSocclkByFreq,
SMU10_UMD_PSTATE_SOCCLK);
smum_send_msg_to_smc_with_parameter(hwmgr,
PPSMC_MSG_SetSoftMaxVcn,
SMU10_UMD_PSTATE_VCE);
break;
case AMD_DPM_FORCED_LEVEL_AUTO:
smum_send_msg_to_smc_with_parameter(hwmgr,
PPSMC_MSG_SetHardMinGfxClk,
min_sclk);
smum_send_msg_to_smc_with_parameter(hwmgr,
PPSMC_MSG_SetHardMinFclkByFreq,
hwmgr->display_config->num_display > 3 ?
SMU10_UMD_PSTATE_PEAK_FCLK :
min_mclk);
smum_send_msg_to_smc_with_parameter(hwmgr,
PPSMC_MSG_SetHardMinSocclkByFreq,
SMU10_UMD_PSTATE_MIN_SOCCLK);
smum_send_msg_to_smc_with_parameter(hwmgr,
PPSMC_MSG_SetHardMinVcn,
SMU10_UMD_PSTATE_MIN_VCE);
smum_send_msg_to_smc_with_parameter(hwmgr,
PPSMC_MSG_SetSoftMaxGfxClk,
data->gfx_max_freq_limit/100);
smum_send_msg_to_smc_with_parameter(hwmgr,
PPSMC_MSG_SetSoftMaxFclkByFreq,
SMU10_UMD_PSTATE_PEAK_FCLK);
smum_send_msg_to_smc_with_parameter(hwmgr,
PPSMC_MSG_SetSoftMaxSocclkByFreq,
SMU10_UMD_PSTATE_PEAK_SOCCLK);
smum_send_msg_to_smc_with_parameter(hwmgr,
PPSMC_MSG_SetSoftMaxVcn,
SMU10_UMD_PSTATE_VCE);
break;
case AMD_DPM_FORCED_LEVEL_LOW:
smum_send_msg_to_smc_with_parameter(hwmgr,
PPSMC_MSG_SetHardMinGfxClk,
data->gfx_min_freq_limit/100);
smum_send_msg_to_smc_with_parameter(hwmgr,
PPSMC_MSG_SetSoftMaxGfxClk,
data->gfx_min_freq_limit/100);
smum_send_msg_to_smc_with_parameter(hwmgr,
PPSMC_MSG_SetHardMinFclkByFreq,
min_mclk);
smum_send_msg_to_smc_with_parameter(hwmgr,
PPSMC_MSG_SetSoftMaxFclkByFreq,
min_mclk);
break;
case AMD_DPM_FORCED_LEVEL_MANUAL:
case AMD_DPM_FORCED_LEVEL_PROFILE_EXIT:
default:
break;
}
return 0;
}
static uint32_t smu10_dpm_get_mclk(struct pp_hwmgr *hwmgr, bool low)
{
struct smu10_hwmgr *data;
if (hwmgr == NULL)
return -EINVAL;
data = (struct smu10_hwmgr *)(hwmgr->backend);
if (low)
return data->clock_vol_info.vdd_dep_on_fclk->entries[0].clk;
else
return data->clock_vol_info.vdd_dep_on_fclk->entries[
data->clock_vol_info.vdd_dep_on_fclk->count - 1].clk;
}
static uint32_t smu10_dpm_get_sclk(struct pp_hwmgr *hwmgr, bool low)
{
struct smu10_hwmgr *data;
if (hwmgr == NULL)
return -EINVAL;
data = (struct smu10_hwmgr *)(hwmgr->backend);
if (low)
return data->gfx_min_freq_limit;
else
return data->gfx_max_freq_limit;
}
static int smu10_dpm_patch_boot_state(struct pp_hwmgr *hwmgr,
struct pp_hw_power_state *hw_ps)
{
return 0;
}
static int smu10_dpm_get_pp_table_entry_callback(
struct pp_hwmgr *hwmgr,
struct pp_hw_power_state *hw_ps,
unsigned int index,
const void *clock_info)
{
struct smu10_power_state *smu10_ps = cast_smu10_ps(hw_ps);
smu10_ps->levels[index].engine_clock = 0;
smu10_ps->levels[index].vddc_index = 0;
smu10_ps->level = index + 1;
if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps, PHM_PlatformCaps_SclkDeepSleep)) {
smu10_ps->levels[index].ds_divider_index = 5;
smu10_ps->levels[index].ss_divider_index = 5;
}
return 0;
}
static int smu10_dpm_get_num_of_pp_table_entries(struct pp_hwmgr *hwmgr)
{
int result;
unsigned long ret = 0;
result = pp_tables_get_num_of_entries(hwmgr, &ret);
return result ? 0 : ret;
}
static int smu10_dpm_get_pp_table_entry(struct pp_hwmgr *hwmgr,
unsigned long entry, struct pp_power_state *ps)
{
int result;
struct smu10_power_state *smu10_ps;
ps->hardware.magic = SMU10_Magic;
smu10_ps = cast_smu10_ps(&(ps->hardware));
result = pp_tables_get_entry(hwmgr, entry, ps,
smu10_dpm_get_pp_table_entry_callback);
smu10_ps->uvd_clocks.vclk = ps->uvd_clocks.VCLK;
smu10_ps->uvd_clocks.dclk = ps->uvd_clocks.DCLK;
return result;
}
static int smu10_get_power_state_size(struct pp_hwmgr *hwmgr)
{
return sizeof(struct smu10_power_state);
}
static int smu10_set_cpu_power_state(struct pp_hwmgr *hwmgr)
{
return 0;
}
static int smu10_store_cc6_data(struct pp_hwmgr *hwmgr, uint32_t separation_time,
bool cc6_disable, bool pstate_disable, bool pstate_switch_disable)
{
struct smu10_hwmgr *data = (struct smu10_hwmgr *)(hwmgr->backend);
if (separation_time != data->separation_time ||
cc6_disable != data->cc6_disable ||
pstate_disable != data->pstate_disable) {
data->separation_time = separation_time;
data->cc6_disable = cc6_disable;
data->pstate_disable = pstate_disable;
data->cc6_setting_changed = true;
}
return 0;
}
static int smu10_get_dal_power_level(struct pp_hwmgr *hwmgr,
struct amd_pp_simple_clock_info *info)
{
return -EINVAL;
}
static int smu10_force_clock_level(struct pp_hwmgr *hwmgr,
enum pp_clock_type type, uint32_t mask)
{
struct smu10_hwmgr *data = hwmgr->backend;
struct smu10_voltage_dependency_table *mclk_table =
data->clock_vol_info.vdd_dep_on_fclk;
uint32_t low, high;
low = mask ? (ffs(mask) - 1) : 0;
high = mask ? (fls(mask) - 1) : 0;
switch (type) {
case PP_SCLK:
if (low > 2 || high > 2) {
pr_info("Currently sclk only support 3 levels on RV\n");
return -EINVAL;
}
smum_send_msg_to_smc_with_parameter(hwmgr,
PPSMC_MSG_SetHardMinGfxClk,
low == 2 ? data->gfx_max_freq_limit/100 :
low == 1 ? SMU10_UMD_PSTATE_GFXCLK :
data->gfx_min_freq_limit/100);
smum_send_msg_to_smc_with_parameter(hwmgr,
PPSMC_MSG_SetSoftMaxGfxClk,
high == 0 ? data->gfx_min_freq_limit/100 :
high == 1 ? SMU10_UMD_PSTATE_GFXCLK :
data->gfx_max_freq_limit/100);
break;
case PP_MCLK:
if (low > mclk_table->count - 1 || high > mclk_table->count - 1)
return -EINVAL;
smum_send_msg_to_smc_with_parameter(hwmgr,
PPSMC_MSG_SetHardMinFclkByFreq,
mclk_table->entries[low].clk/100);
smum_send_msg_to_smc_with_parameter(hwmgr,
PPSMC_MSG_SetSoftMaxFclkByFreq,
mclk_table->entries[high].clk/100);
break;
case PP_PCIE:
default:
break;
}
return 0;
}
static int smu10_print_clock_levels(struct pp_hwmgr *hwmgr,
enum pp_clock_type type, char *buf)
{
struct smu10_hwmgr *data = (struct smu10_hwmgr *)(hwmgr->backend);
struct smu10_voltage_dependency_table *mclk_table =
data->clock_vol_info.vdd_dep_on_fclk;
uint32_t i, now, size = 0;
switch (type) {
case PP_SCLK:
smum_send_msg_to_smc(hwmgr, PPSMC_MSG_GetGfxclkFrequency);
now = smum_get_argument(hwmgr);
/* driver only know min/max gfx_clk, Add level 1 for all other gfx clks */
if (now == data->gfx_max_freq_limit/100)
i = 2;
else if (now == data->gfx_min_freq_limit/100)
i = 0;
else
i = 1;
size += sprintf(buf + size, "0: %uMhz %s\n",
data->gfx_min_freq_limit/100,
i == 0 ? "*" : "");
size += sprintf(buf + size, "1: %uMhz %s\n",
i == 1 ? now : SMU10_UMD_PSTATE_GFXCLK,
i == 1 ? "*" : "");
size += sprintf(buf + size, "2: %uMhz %s\n",
data->gfx_max_freq_limit/100,
i == 2 ? "*" : "");
break;
case PP_MCLK:
smum_send_msg_to_smc(hwmgr, PPSMC_MSG_GetFclkFrequency);
now = smum_get_argument(hwmgr);
for (i = 0; i < mclk_table->count; i++)
size += sprintf(buf + size, "%d: %uMhz %s\n",
i,
mclk_table->entries[i].clk / 100,
((mclk_table->entries[i].clk / 100)
== now) ? "*" : "");
break;
default:
break;
}
return size;
}
static int smu10_get_performance_level(struct pp_hwmgr *hwmgr, const struct pp_hw_power_state *state,
PHM_PerformanceLevelDesignation designation, uint32_t index,
PHM_PerformanceLevel *level)
{
struct smu10_hwmgr *data;
if (level == NULL || hwmgr == NULL || state == NULL)
return -EINVAL;
data = (struct smu10_hwmgr *)(hwmgr->backend);
if (index == 0) {
level->memory_clock = data->clock_vol_info.vdd_dep_on_fclk->entries[0].clk;
level->coreClock = data->gfx_min_freq_limit;
} else {
level->memory_clock = data->clock_vol_info.vdd_dep_on_fclk->entries[
data->clock_vol_info.vdd_dep_on_fclk->count - 1].clk;
level->coreClock = data->gfx_max_freq_limit;
}
level->nonLocalMemoryFreq = 0;
level->nonLocalMemoryWidth = 0;
return 0;
}
static int smu10_get_current_shallow_sleep_clocks(struct pp_hwmgr *hwmgr,
const struct pp_hw_power_state *state, struct pp_clock_info *clock_info)
{
const struct smu10_power_state *ps = cast_const_smu10_ps(state);
clock_info->min_eng_clk = ps->levels[0].engine_clock / (1 << (ps->levels[0].ss_divider_index));
clock_info->max_eng_clk = ps->levels[ps->level - 1].engine_clock / (1 << (ps->levels[ps->level - 1].ss_divider_index));
return 0;
}
#define MEM_FREQ_LOW_LATENCY 25000
#define MEM_FREQ_HIGH_LATENCY 80000
#define MEM_LATENCY_HIGH 245
#define MEM_LATENCY_LOW 35
#define MEM_LATENCY_ERR 0xFFFF
static uint32_t smu10_get_mem_latency(struct pp_hwmgr *hwmgr,
uint32_t clock)
{
if (clock >= MEM_FREQ_LOW_LATENCY &&
clock < MEM_FREQ_HIGH_LATENCY)
return MEM_LATENCY_HIGH;
else if (clock >= MEM_FREQ_HIGH_LATENCY)
return MEM_LATENCY_LOW;
else
return MEM_LATENCY_ERR;
}
static int smu10_get_clock_by_type_with_latency(struct pp_hwmgr *hwmgr,
enum amd_pp_clock_type type,
struct pp_clock_levels_with_latency *clocks)
{
uint32_t i;
struct smu10_hwmgr *smu10_data = (struct smu10_hwmgr *)(hwmgr->backend);
struct smu10_clock_voltage_information *pinfo = &(smu10_data->clock_vol_info);
struct smu10_voltage_dependency_table *pclk_vol_table;
bool latency_required = false;
if (pinfo == NULL)
return -EINVAL;
switch (type) {
case amd_pp_mem_clock:
pclk_vol_table = pinfo->vdd_dep_on_mclk;
latency_required = true;
break;
case amd_pp_f_clock:
pclk_vol_table = pinfo->vdd_dep_on_fclk;
latency_required = true;
break;
case amd_pp_dcf_clock:
pclk_vol_table = pinfo->vdd_dep_on_dcefclk;
break;
case amd_pp_disp_clock:
pclk_vol_table = pinfo->vdd_dep_on_dispclk;
break;
case amd_pp_phy_clock:
pclk_vol_table = pinfo->vdd_dep_on_phyclk;
break;
case amd_pp_dpp_clock:
pclk_vol_table = pinfo->vdd_dep_on_dppclk;
break;
default:
return -EINVAL;
}
if (pclk_vol_table == NULL || pclk_vol_table->count == 0)
return -EINVAL;
clocks->num_levels = 0;
for (i = 0; i < pclk_vol_table->count; i++) {
clocks->data[i].clocks_in_khz = pclk_vol_table->entries[i].clk * 10;
clocks->data[i].latency_in_us = latency_required ?
smu10_get_mem_latency(hwmgr,
pclk_vol_table->entries[i].clk) :
0;
clocks->num_levels++;
}
return 0;
}
static int smu10_get_clock_by_type_with_voltage(struct pp_hwmgr *hwmgr,
enum amd_pp_clock_type type,
struct pp_clock_levels_with_voltage *clocks)
{
uint32_t i;
struct smu10_hwmgr *smu10_data = (struct smu10_hwmgr *)(hwmgr->backend);
struct smu10_clock_voltage_information *pinfo = &(smu10_data->clock_vol_info);
struct smu10_voltage_dependency_table *pclk_vol_table = NULL;
if (pinfo == NULL)
return -EINVAL;
switch (type) {
case amd_pp_mem_clock:
pclk_vol_table = pinfo->vdd_dep_on_mclk;
break;
case amd_pp_f_clock:
pclk_vol_table = pinfo->vdd_dep_on_fclk;
break;
case amd_pp_dcf_clock:
pclk_vol_table = pinfo->vdd_dep_on_dcefclk;
break;
case amd_pp_soc_clock:
pclk_vol_table = pinfo->vdd_dep_on_socclk;
break;
case amd_pp_disp_clock:
pclk_vol_table = pinfo->vdd_dep_on_dispclk;
break;
case amd_pp_phy_clock:
pclk_vol_table = pinfo->vdd_dep_on_phyclk;
break;
default:
return -EINVAL;
}
if (pclk_vol_table == NULL || pclk_vol_table->count == 0)
return -EINVAL;
clocks->num_levels = 0;
for (i = 0; i < pclk_vol_table->count; i++) {
clocks->data[i].clocks_in_khz = pclk_vol_table->entries[i].clk * 10;
clocks->data[i].voltage_in_mv = pclk_vol_table->entries[i].vol;
clocks->num_levels++;
}
return 0;
}
static int smu10_get_max_high_clocks(struct pp_hwmgr *hwmgr, struct amd_pp_simple_clock_info *clocks)
{
clocks->engine_max_clock = 80000; /* driver can't get engine clock, temp hard code to 800MHz */
return 0;
}
static int smu10_thermal_get_temperature(struct pp_hwmgr *hwmgr)
{
struct amdgpu_device *adev = hwmgr->adev;
uint32_t reg_value = RREG32_SOC15(THM, 0, mmTHM_TCON_CUR_TMP);
int cur_temp =
(reg_value & THM_TCON_CUR_TMP__CUR_TEMP_MASK) >> THM_TCON_CUR_TMP__CUR_TEMP__SHIFT;
if (cur_temp & THM_TCON_CUR_TMP__CUR_TEMP_RANGE_SEL_MASK)
cur_temp = ((cur_temp / 8) - 49) * PP_TEMPERATURE_UNITS_PER_CENTIGRADES;
else
cur_temp = (cur_temp / 8) * PP_TEMPERATURE_UNITS_PER_CENTIGRADES;
return cur_temp;
}
static int smu10_read_sensor(struct pp_hwmgr *hwmgr, int idx,
void *value, int *size)
{
struct smu10_hwmgr *smu10_data = (struct smu10_hwmgr *)(hwmgr->backend);
uint32_t sclk, mclk;
int ret = 0;
switch (idx) {
case AMDGPU_PP_SENSOR_GFX_SCLK:
smum_send_msg_to_smc(hwmgr, PPSMC_MSG_GetGfxclkFrequency);
sclk = smum_get_argument(hwmgr);
/* in units of 10KHZ */
*((uint32_t *)value) = sclk * 100;
*size = 4;
break;
case AMDGPU_PP_SENSOR_GFX_MCLK:
smum_send_msg_to_smc(hwmgr, PPSMC_MSG_GetFclkFrequency);
mclk = smum_get_argument(hwmgr);
/* in units of 10KHZ */
*((uint32_t *)value) = mclk * 100;
*size = 4;
break;
case AMDGPU_PP_SENSOR_GPU_TEMP:
*((uint32_t *)value) = smu10_thermal_get_temperature(hwmgr);
break;
case AMDGPU_PP_SENSOR_VCN_POWER_STATE:
*(uint32_t *)value = smu10_data->vcn_power_gated ? 0 : 1;
*size = 4;
break;
default:
ret = -EINVAL;
break;
}
return ret;
}
static int smu10_set_watermarks_for_clocks_ranges(struct pp_hwmgr *hwmgr,
void *clock_ranges)
{
struct smu10_hwmgr *data = hwmgr->backend;
struct dm_pp_wm_sets_with_clock_ranges_soc15 *wm_with_clock_ranges = clock_ranges;
Watermarks_t *table = &(data->water_marks_table);
int result = 0;
smu_set_watermarks_for_clocks_ranges(table,wm_with_clock_ranges);
smum_smc_table_manager(hwmgr, (uint8_t *)table, (uint16_t)SMU10_WMTABLE, false);
data->water_marks_exist = true;
return result;
}
static int smu10_smus_notify_pwe(struct pp_hwmgr *hwmgr)
{
return smum_send_msg_to_smc(hwmgr, PPSMC_MSG_SetRccPfcPmeRestoreRegister);
}
static int smu10_powergate_mmhub(struct pp_hwmgr *hwmgr)
{
return smum_send_msg_to_smc(hwmgr, PPSMC_MSG_PowerGateMmHub);
}
static int smu10_powergate_sdma(struct pp_hwmgr *hwmgr, bool gate)
{
if (gate)
return smum_send_msg_to_smc(hwmgr, PPSMC_MSG_PowerDownSdma);
else
return smum_send_msg_to_smc(hwmgr, PPSMC_MSG_PowerUpSdma);
}
static void smu10_powergate_vcn(struct pp_hwmgr *hwmgr, bool bgate)
{
struct smu10_hwmgr *smu10_data = (struct smu10_hwmgr *)(hwmgr->backend);
if (bgate) {
amdgpu_device_ip_set_powergating_state(hwmgr->adev,
AMD_IP_BLOCK_TYPE_VCN,
AMD_PG_STATE_GATE);
smum_send_msg_to_smc_with_parameter(hwmgr,
PPSMC_MSG_PowerDownVcn, 0);
smu10_data->vcn_power_gated = true;
} else {
smum_send_msg_to_smc_with_parameter(hwmgr,
PPSMC_MSG_PowerUpVcn, 0);
amdgpu_device_ip_set_powergating_state(hwmgr->adev,
AMD_IP_BLOCK_TYPE_VCN,
AMD_PG_STATE_UNGATE);
smu10_data->vcn_power_gated = false;
}
}
static int conv_power_profile_to_pplib_workload(int power_profile)
{
int pplib_workload = 0;
switch (power_profile) {
case PP_SMC_POWER_PROFILE_BOOTUP_DEFAULT:
pplib_workload = WORKLOAD_DEFAULT_BIT;
break;
case PP_SMC_POWER_PROFILE_FULLSCREEN3D:
pplib_workload = WORKLOAD_PPLIB_FULL_SCREEN_3D_BIT;
break;
case PP_SMC_POWER_PROFILE_POWERSAVING:
pplib_workload = WORKLOAD_PPLIB_POWER_SAVING_BIT;
break;
case PP_SMC_POWER_PROFILE_VIDEO:
pplib_workload = WORKLOAD_PPLIB_VIDEO_BIT;
break;
case PP_SMC_POWER_PROFILE_VR:
pplib_workload = WORKLOAD_PPLIB_VR_BIT;
break;
case PP_SMC_POWER_PROFILE_COMPUTE:
pplib_workload = WORKLOAD_PPLIB_COMPUTE_BIT;
break;
}
return pplib_workload;
}
static int smu10_get_power_profile_mode(struct pp_hwmgr *hwmgr, char *buf)
{
uint32_t i, size = 0;
static const uint8_t
profile_mode_setting[6][4] = {{70, 60, 0, 0,},
{70, 60, 1, 3,},
{90, 60, 0, 0,},
{70, 60, 0, 0,},
{70, 90, 0, 0,},
{30, 60, 0, 6,},
};
static const char *profile_name[6] = {
"BOOTUP_DEFAULT",
"3D_FULL_SCREEN",
"POWER_SAVING",
"VIDEO",
"VR",
"COMPUTE"};
static const char *title[6] = {"NUM",
"MODE_NAME",
"BUSY_SET_POINT",
"FPS",
"USE_RLC_BUSY",
"MIN_ACTIVE_LEVEL"};
if (!buf)
return -EINVAL;
size += sprintf(buf + size, "%s %16s %s %s %s %s\n",title[0],
title[1], title[2], title[3], title[4], title[5]);
for (i = 0; i <= PP_SMC_POWER_PROFILE_COMPUTE; i++)
size += sprintf(buf + size, "%3d %14s%s: %14d %3d %10d %14d\n",
i, profile_name[i], (i == hwmgr->power_profile_mode) ? "*" : " ",
profile_mode_setting[i][0], profile_mode_setting[i][1],
profile_mode_setting[i][2], profile_mode_setting[i][3]);
return size;
}
static bool smu10_is_raven1_refresh(struct pp_hwmgr *hwmgr)
{
struct amdgpu_device *adev = hwmgr->adev;
if ((adev->asic_type == CHIP_RAVEN) &&
(adev->rev_id != 0x15d8) &&
(hwmgr->smu_version >= 0x41e2b))
return true;
else
return false;
}
static int smu10_set_power_profile_mode(struct pp_hwmgr *hwmgr, long *input, uint32_t size)
{
int workload_type = 0;
int result = 0;
if (input[size] > PP_SMC_POWER_PROFILE_COMPUTE) {
pr_err("Invalid power profile mode %ld\n", input[size]);
return -EINVAL;
}
if (hwmgr->power_profile_mode == input[size])
return 0;
/* conv PP_SMC_POWER_PROFILE* to WORKLOAD_PPLIB_*_BIT */
workload_type =
conv_power_profile_to_pplib_workload(input[size]);
if (workload_type &&
smu10_is_raven1_refresh(hwmgr) &&
!hwmgr->gfxoff_state_changed_by_workload) {
smu10_gfx_off_control(hwmgr, false);
hwmgr->gfxoff_state_changed_by_workload = true;
}
result = smum_send_msg_to_smc_with_parameter(hwmgr, PPSMC_MSG_ActiveProcessNotify,
1 << workload_type);
if (!result)
hwmgr->power_profile_mode = input[size];
if (workload_type && hwmgr->gfxoff_state_changed_by_workload) {
smu10_gfx_off_control(hwmgr, true);
hwmgr->gfxoff_state_changed_by_workload = false;
}
return 0;
}
static const struct pp_hwmgr_func smu10_hwmgr_funcs = {
.backend_init = smu10_hwmgr_backend_init,
.backend_fini = smu10_hwmgr_backend_fini,
.asic_setup = NULL,
.apply_state_adjust_rules = smu10_apply_state_adjust_rules,
.force_dpm_level = smu10_dpm_force_dpm_level,
.get_power_state_size = smu10_get_power_state_size,
.powerdown_uvd = NULL,
.powergate_uvd = smu10_powergate_vcn,
.powergate_vce = NULL,
.get_mclk = smu10_dpm_get_mclk,
.get_sclk = smu10_dpm_get_sclk,
.patch_boot_state = smu10_dpm_patch_boot_state,
.get_pp_table_entry = smu10_dpm_get_pp_table_entry,
.get_num_of_pp_table_entries = smu10_dpm_get_num_of_pp_table_entries,
.set_cpu_power_state = smu10_set_cpu_power_state,
.store_cc6_data = smu10_store_cc6_data,
.force_clock_level = smu10_force_clock_level,
.print_clock_levels = smu10_print_clock_levels,
.get_dal_power_level = smu10_get_dal_power_level,
.get_performance_level = smu10_get_performance_level,
.get_current_shallow_sleep_clocks = smu10_get_current_shallow_sleep_clocks,
.get_clock_by_type_with_latency = smu10_get_clock_by_type_with_latency,
.get_clock_by_type_with_voltage = smu10_get_clock_by_type_with_voltage,
.set_watermarks_for_clocks_ranges = smu10_set_watermarks_for_clocks_ranges,
.get_max_high_clocks = smu10_get_max_high_clocks,
.read_sensor = smu10_read_sensor,
.set_active_display_count = smu10_set_active_display_count,
.set_min_deep_sleep_dcefclk = smu10_set_min_deep_sleep_dcefclk,
.dynamic_state_management_enable = smu10_enable_dpm_tasks,
.power_off_asic = smu10_power_off_asic,
.asic_setup = smu10_setup_asic_task,
.power_state_set = smu10_set_power_state_tasks,
.dynamic_state_management_disable = smu10_disable_dpm_tasks,
.powergate_mmhub = smu10_powergate_mmhub,
.smus_notify_pwe = smu10_smus_notify_pwe,
.display_clock_voltage_request = smu10_display_clock_voltage_request,
.powergate_gfx = smu10_gfx_off_control,
.powergate_sdma = smu10_powergate_sdma,
.set_hard_min_dcefclk_by_freq = smu10_set_hard_min_dcefclk_by_freq,
.set_hard_min_fclk_by_freq = smu10_set_hard_min_fclk_by_freq,
.get_power_profile_mode = smu10_get_power_profile_mode,
.set_power_profile_mode = smu10_set_power_profile_mode,
};
int smu10_init_function_pointers(struct pp_hwmgr *hwmgr)
{
hwmgr->hwmgr_func = &smu10_hwmgr_funcs;
hwmgr->pptable_func = &pptable_funcs;
return 0;
}
|