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1/*
2 * Copyright 2012 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/math64.h>
25#include <linux/pci.h>
26#include <linux/seq_file.h>
27
28#include "atom.h"
29#include "evergreen.h"
30#include "ni_dpm.h"
31#include "nid.h"
32#include "r600_dpm.h"
33#include "rv770.h"
34#include "radeon.h"
35#include "radeon_asic.h"
36
37#define MC_CG_ARB_FREQ_F0 0x0a
38#define MC_CG_ARB_FREQ_F1 0x0b
39#define MC_CG_ARB_FREQ_F2 0x0c
40#define MC_CG_ARB_FREQ_F3 0x0d
41
42#define SMC_RAM_END 0xC000
43
44static const struct ni_cac_weights cac_weights_cayman_xt =
45{
46 0x15,
47 0x2,
48 0x19,
49 0x2,
50 0x8,
51 0x14,
52 0x2,
53 0x16,
54 0xE,
55 0x17,
56 0x13,
57 0x2B,
58 0x10,
59 0x7,
60 0x5,
61 0x5,
62 0x5,
63 0x2,
64 0x3,
65 0x9,
66 0x10,
67 0x10,
68 0x2B,
69 0xA,
70 0x9,
71 0x4,
72 0xD,
73 0xD,
74 0x3E,
75 0x18,
76 0x14,
77 0,
78 0x3,
79 0x3,
80 0x5,
81 0,
82 0x2,
83 0,
84 0,
85 0,
86 0,
87 0,
88 0,
89 0,
90 0,
91 0,
92 0x1CC,
93 0,
94 0x164,
95 1,
96 1,
97 1,
98 1,
99 12,
100 12,
101 12,
102 0x12,
103 0x1F,
104 132,
105 5,
106 7,
107 0,
108 { 0, 0, 0, 0, 0, 0, 0, 0 },
109 { 0, 0, 0, 0 },
110 true
111};
112
113static const struct ni_cac_weights cac_weights_cayman_pro =
114{
115 0x16,
116 0x4,
117 0x10,
118 0x2,
119 0xA,
120 0x16,
121 0x2,
122 0x18,
123 0x10,
124 0x1A,
125 0x16,
126 0x2D,
127 0x12,
128 0xA,
129 0x6,
130 0x6,
131 0x6,
132 0x2,
133 0x4,
134 0xB,
135 0x11,
136 0x11,
137 0x2D,
138 0xC,
139 0xC,
140 0x7,
141 0x10,
142 0x10,
143 0x3F,
144 0x1A,
145 0x16,
146 0,
147 0x7,
148 0x4,
149 0x6,
150 1,
151 0x2,
152 0x1,
153 0,
154 0,
155 0,
156 0,
157 0,
158 0,
159 0x30,
160 0,
161 0x1CF,
162 0,
163 0x166,
164 1,
165 1,
166 1,
167 1,
168 12,
169 12,
170 12,
171 0x15,
172 0x1F,
173 132,
174 6,
175 6,
176 0,
177 { 0, 0, 0, 0, 0, 0, 0, 0 },
178 { 0, 0, 0, 0 },
179 true
180};
181
182static const struct ni_cac_weights cac_weights_cayman_le =
183{
184 0x7,
185 0xE,
186 0x1,
187 0xA,
188 0x1,
189 0x3F,
190 0x2,
191 0x18,
192 0x10,
193 0x1A,
194 0x1,
195 0x3F,
196 0x1,
197 0xE,
198 0x6,
199 0x6,
200 0x6,
201 0x2,
202 0x4,
203 0x9,
204 0x1A,
205 0x1A,
206 0x2C,
207 0xA,
208 0x11,
209 0x8,
210 0x19,
211 0x19,
212 0x1,
213 0x1,
214 0x1A,
215 0,
216 0x8,
217 0x5,
218 0x8,
219 0x1,
220 0x3,
221 0x1,
222 0,
223 0,
224 0,
225 0,
226 0,
227 0,
228 0x38,
229 0x38,
230 0x239,
231 0x3,
232 0x18A,
233 1,
234 1,
235 1,
236 1,
237 12,
238 12,
239 12,
240 0x15,
241 0x22,
242 132,
243 6,
244 6,
245 0,
246 { 0, 0, 0, 0, 0, 0, 0, 0 },
247 { 0, 0, 0, 0 },
248 true
249};
250
251#define NISLANDS_MGCG_SEQUENCE 300
252
253static const u32 cayman_cgcg_cgls_default[] =
254{
255 0x000008f8, 0x00000010, 0xffffffff,
256 0x000008fc, 0x00000000, 0xffffffff,
257 0x000008f8, 0x00000011, 0xffffffff,
258 0x000008fc, 0x00000000, 0xffffffff,
259 0x000008f8, 0x00000012, 0xffffffff,
260 0x000008fc, 0x00000000, 0xffffffff,
261 0x000008f8, 0x00000013, 0xffffffff,
262 0x000008fc, 0x00000000, 0xffffffff,
263 0x000008f8, 0x00000014, 0xffffffff,
264 0x000008fc, 0x00000000, 0xffffffff,
265 0x000008f8, 0x00000015, 0xffffffff,
266 0x000008fc, 0x00000000, 0xffffffff,
267 0x000008f8, 0x00000016, 0xffffffff,
268 0x000008fc, 0x00000000, 0xffffffff,
269 0x000008f8, 0x00000017, 0xffffffff,
270 0x000008fc, 0x00000000, 0xffffffff,
271 0x000008f8, 0x00000018, 0xffffffff,
272 0x000008fc, 0x00000000, 0xffffffff,
273 0x000008f8, 0x00000019, 0xffffffff,
274 0x000008fc, 0x00000000, 0xffffffff,
275 0x000008f8, 0x0000001a, 0xffffffff,
276 0x000008fc, 0x00000000, 0xffffffff,
277 0x000008f8, 0x0000001b, 0xffffffff,
278 0x000008fc, 0x00000000, 0xffffffff,
279 0x000008f8, 0x00000020, 0xffffffff,
280 0x000008fc, 0x00000000, 0xffffffff,
281 0x000008f8, 0x00000021, 0xffffffff,
282 0x000008fc, 0x00000000, 0xffffffff,
283 0x000008f8, 0x00000022, 0xffffffff,
284 0x000008fc, 0x00000000, 0xffffffff,
285 0x000008f8, 0x00000023, 0xffffffff,
286 0x000008fc, 0x00000000, 0xffffffff,
287 0x000008f8, 0x00000024, 0xffffffff,
288 0x000008fc, 0x00000000, 0xffffffff,
289 0x000008f8, 0x00000025, 0xffffffff,
290 0x000008fc, 0x00000000, 0xffffffff,
291 0x000008f8, 0x00000026, 0xffffffff,
292 0x000008fc, 0x00000000, 0xffffffff,
293 0x000008f8, 0x00000027, 0xffffffff,
294 0x000008fc, 0x00000000, 0xffffffff,
295 0x000008f8, 0x00000028, 0xffffffff,
296 0x000008fc, 0x00000000, 0xffffffff,
297 0x000008f8, 0x00000029, 0xffffffff,
298 0x000008fc, 0x00000000, 0xffffffff,
299 0x000008f8, 0x0000002a, 0xffffffff,
300 0x000008fc, 0x00000000, 0xffffffff,
301 0x000008f8, 0x0000002b, 0xffffffff,
302 0x000008fc, 0x00000000, 0xffffffff
303};
304#define CAYMAN_CGCG_CGLS_DEFAULT_LENGTH sizeof(cayman_cgcg_cgls_default) / (3 * sizeof(u32))
305
306static const u32 cayman_cgcg_cgls_disable[] =
307{
308 0x000008f8, 0x00000010, 0xffffffff,
309 0x000008fc, 0xffffffff, 0xffffffff,
310 0x000008f8, 0x00000011, 0xffffffff,
311 0x000008fc, 0xffffffff, 0xffffffff,
312 0x000008f8, 0x00000012, 0xffffffff,
313 0x000008fc, 0xffffffff, 0xffffffff,
314 0x000008f8, 0x00000013, 0xffffffff,
315 0x000008fc, 0xffffffff, 0xffffffff,
316 0x000008f8, 0x00000014, 0xffffffff,
317 0x000008fc, 0xffffffff, 0xffffffff,
318 0x000008f8, 0x00000015, 0xffffffff,
319 0x000008fc, 0xffffffff, 0xffffffff,
320 0x000008f8, 0x00000016, 0xffffffff,
321 0x000008fc, 0xffffffff, 0xffffffff,
322 0x000008f8, 0x00000017, 0xffffffff,
323 0x000008fc, 0xffffffff, 0xffffffff,
324 0x000008f8, 0x00000018, 0xffffffff,
325 0x000008fc, 0xffffffff, 0xffffffff,
326 0x000008f8, 0x00000019, 0xffffffff,
327 0x000008fc, 0xffffffff, 0xffffffff,
328 0x000008f8, 0x0000001a, 0xffffffff,
329 0x000008fc, 0xffffffff, 0xffffffff,
330 0x000008f8, 0x0000001b, 0xffffffff,
331 0x000008fc, 0xffffffff, 0xffffffff,
332 0x000008f8, 0x00000020, 0xffffffff,
333 0x000008fc, 0x00000000, 0xffffffff,
334 0x000008f8, 0x00000021, 0xffffffff,
335 0x000008fc, 0x00000000, 0xffffffff,
336 0x000008f8, 0x00000022, 0xffffffff,
337 0x000008fc, 0x00000000, 0xffffffff,
338 0x000008f8, 0x00000023, 0xffffffff,
339 0x000008fc, 0x00000000, 0xffffffff,
340 0x000008f8, 0x00000024, 0xffffffff,
341 0x000008fc, 0x00000000, 0xffffffff,
342 0x000008f8, 0x00000025, 0xffffffff,
343 0x000008fc, 0x00000000, 0xffffffff,
344 0x000008f8, 0x00000026, 0xffffffff,
345 0x000008fc, 0x00000000, 0xffffffff,
346 0x000008f8, 0x00000027, 0xffffffff,
347 0x000008fc, 0x00000000, 0xffffffff,
348 0x000008f8, 0x00000028, 0xffffffff,
349 0x000008fc, 0x00000000, 0xffffffff,
350 0x000008f8, 0x00000029, 0xffffffff,
351 0x000008fc, 0x00000000, 0xffffffff,
352 0x000008f8, 0x0000002a, 0xffffffff,
353 0x000008fc, 0x00000000, 0xffffffff,
354 0x000008f8, 0x0000002b, 0xffffffff,
355 0x000008fc, 0x00000000, 0xffffffff,
356 0x00000644, 0x000f7902, 0x001f4180,
357 0x00000644, 0x000f3802, 0x001f4180
358};
359#define CAYMAN_CGCG_CGLS_DISABLE_LENGTH sizeof(cayman_cgcg_cgls_disable) / (3 * sizeof(u32))
360
361static const u32 cayman_cgcg_cgls_enable[] =
362{
363 0x00000644, 0x000f7882, 0x001f4080,
364 0x000008f8, 0x00000010, 0xffffffff,
365 0x000008fc, 0x00000000, 0xffffffff,
366 0x000008f8, 0x00000011, 0xffffffff,
367 0x000008fc, 0x00000000, 0xffffffff,
368 0x000008f8, 0x00000012, 0xffffffff,
369 0x000008fc, 0x00000000, 0xffffffff,
370 0x000008f8, 0x00000013, 0xffffffff,
371 0x000008fc, 0x00000000, 0xffffffff,
372 0x000008f8, 0x00000014, 0xffffffff,
373 0x000008fc, 0x00000000, 0xffffffff,
374 0x000008f8, 0x00000015, 0xffffffff,
375 0x000008fc, 0x00000000, 0xffffffff,
376 0x000008f8, 0x00000016, 0xffffffff,
377 0x000008fc, 0x00000000, 0xffffffff,
378 0x000008f8, 0x00000017, 0xffffffff,
379 0x000008fc, 0x00000000, 0xffffffff,
380 0x000008f8, 0x00000018, 0xffffffff,
381 0x000008fc, 0x00000000, 0xffffffff,
382 0x000008f8, 0x00000019, 0xffffffff,
383 0x000008fc, 0x00000000, 0xffffffff,
384 0x000008f8, 0x0000001a, 0xffffffff,
385 0x000008fc, 0x00000000, 0xffffffff,
386 0x000008f8, 0x0000001b, 0xffffffff,
387 0x000008fc, 0x00000000, 0xffffffff,
388 0x000008f8, 0x00000020, 0xffffffff,
389 0x000008fc, 0xffffffff, 0xffffffff,
390 0x000008f8, 0x00000021, 0xffffffff,
391 0x000008fc, 0xffffffff, 0xffffffff,
392 0x000008f8, 0x00000022, 0xffffffff,
393 0x000008fc, 0xffffffff, 0xffffffff,
394 0x000008f8, 0x00000023, 0xffffffff,
395 0x000008fc, 0xffffffff, 0xffffffff,
396 0x000008f8, 0x00000024, 0xffffffff,
397 0x000008fc, 0xffffffff, 0xffffffff,
398 0x000008f8, 0x00000025, 0xffffffff,
399 0x000008fc, 0xffffffff, 0xffffffff,
400 0x000008f8, 0x00000026, 0xffffffff,
401 0x000008fc, 0xffffffff, 0xffffffff,
402 0x000008f8, 0x00000027, 0xffffffff,
403 0x000008fc, 0xffffffff, 0xffffffff,
404 0x000008f8, 0x00000028, 0xffffffff,
405 0x000008fc, 0xffffffff, 0xffffffff,
406 0x000008f8, 0x00000029, 0xffffffff,
407 0x000008fc, 0xffffffff, 0xffffffff,
408 0x000008f8, 0x0000002a, 0xffffffff,
409 0x000008fc, 0xffffffff, 0xffffffff,
410 0x000008f8, 0x0000002b, 0xffffffff,
411 0x000008fc, 0xffffffff, 0xffffffff
412};
413#define CAYMAN_CGCG_CGLS_ENABLE_LENGTH sizeof(cayman_cgcg_cgls_enable) / (3 * sizeof(u32))
414
415static const u32 cayman_mgcg_default[] =
416{
417 0x0000802c, 0xc0000000, 0xffffffff,
418 0x00003fc4, 0xc0000000, 0xffffffff,
419 0x00005448, 0x00000100, 0xffffffff,
420 0x000055e4, 0x00000100, 0xffffffff,
421 0x0000160c, 0x00000100, 0xffffffff,
422 0x00008984, 0x06000100, 0xffffffff,
423 0x0000c164, 0x00000100, 0xffffffff,
424 0x00008a18, 0x00000100, 0xffffffff,
425 0x0000897c, 0x06000100, 0xffffffff,
426 0x00008b28, 0x00000100, 0xffffffff,
427 0x00009144, 0x00800200, 0xffffffff,
428 0x00009a60, 0x00000100, 0xffffffff,
429 0x00009868, 0x00000100, 0xffffffff,
430 0x00008d58, 0x00000100, 0xffffffff,
431 0x00009510, 0x00000100, 0xffffffff,
432 0x0000949c, 0x00000100, 0xffffffff,
433 0x00009654, 0x00000100, 0xffffffff,
434 0x00009030, 0x00000100, 0xffffffff,
435 0x00009034, 0x00000100, 0xffffffff,
436 0x00009038, 0x00000100, 0xffffffff,
437 0x0000903c, 0x00000100, 0xffffffff,
438 0x00009040, 0x00000100, 0xffffffff,
439 0x0000a200, 0x00000100, 0xffffffff,
440 0x0000a204, 0x00000100, 0xffffffff,
441 0x0000a208, 0x00000100, 0xffffffff,
442 0x0000a20c, 0x00000100, 0xffffffff,
443 0x00009744, 0x00000100, 0xffffffff,
444 0x00003f80, 0x00000100, 0xffffffff,
445 0x0000a210, 0x00000100, 0xffffffff,
446 0x0000a214, 0x00000100, 0xffffffff,
447 0x000004d8, 0x00000100, 0xffffffff,
448 0x00009664, 0x00000100, 0xffffffff,
449 0x00009698, 0x00000100, 0xffffffff,
450 0x000004d4, 0x00000200, 0xffffffff,
451 0x000004d0, 0x00000000, 0xffffffff,
452 0x000030cc, 0x00000104, 0xffffffff,
453 0x0000d0c0, 0x00000100, 0xffffffff,
454 0x0000d8c0, 0x00000100, 0xffffffff,
455 0x0000802c, 0x40000000, 0xffffffff,
456 0x00003fc4, 0x40000000, 0xffffffff,
457 0x0000915c, 0x00010000, 0xffffffff,
458 0x00009160, 0x00030002, 0xffffffff,
459 0x00009164, 0x00050004, 0xffffffff,
460 0x00009168, 0x00070006, 0xffffffff,
461 0x00009178, 0x00070000, 0xffffffff,
462 0x0000917c, 0x00030002, 0xffffffff,
463 0x00009180, 0x00050004, 0xffffffff,
464 0x0000918c, 0x00010006, 0xffffffff,
465 0x00009190, 0x00090008, 0xffffffff,
466 0x00009194, 0x00070000, 0xffffffff,
467 0x00009198, 0x00030002, 0xffffffff,
468 0x0000919c, 0x00050004, 0xffffffff,
469 0x000091a8, 0x00010006, 0xffffffff,
470 0x000091ac, 0x00090008, 0xffffffff,
471 0x000091b0, 0x00070000, 0xffffffff,
472 0x000091b4, 0x00030002, 0xffffffff,
473 0x000091b8, 0x00050004, 0xffffffff,
474 0x000091c4, 0x00010006, 0xffffffff,
475 0x000091c8, 0x00090008, 0xffffffff,
476 0x000091cc, 0x00070000, 0xffffffff,
477 0x000091d0, 0x00030002, 0xffffffff,
478 0x000091d4, 0x00050004, 0xffffffff,
479 0x000091e0, 0x00010006, 0xffffffff,
480 0x000091e4, 0x00090008, 0xffffffff,
481 0x000091e8, 0x00000000, 0xffffffff,
482 0x000091ec, 0x00070000, 0xffffffff,
483 0x000091f0, 0x00030002, 0xffffffff,
484 0x000091f4, 0x00050004, 0xffffffff,
485 0x00009200, 0x00010006, 0xffffffff,
486 0x00009204, 0x00090008, 0xffffffff,
487 0x00009208, 0x00070000, 0xffffffff,
488 0x0000920c, 0x00030002, 0xffffffff,
489 0x00009210, 0x00050004, 0xffffffff,
490 0x0000921c, 0x00010006, 0xffffffff,
491 0x00009220, 0x00090008, 0xffffffff,
492 0x00009224, 0x00070000, 0xffffffff,
493 0x00009228, 0x00030002, 0xffffffff,
494 0x0000922c, 0x00050004, 0xffffffff,
495 0x00009238, 0x00010006, 0xffffffff,
496 0x0000923c, 0x00090008, 0xffffffff,
497 0x00009240, 0x00070000, 0xffffffff,
498 0x00009244, 0x00030002, 0xffffffff,
499 0x00009248, 0x00050004, 0xffffffff,
500 0x00009254, 0x00010006, 0xffffffff,
501 0x00009258, 0x00090008, 0xffffffff,
502 0x0000925c, 0x00070000, 0xffffffff,
503 0x00009260, 0x00030002, 0xffffffff,
504 0x00009264, 0x00050004, 0xffffffff,
505 0x00009270, 0x00010006, 0xffffffff,
506 0x00009274, 0x00090008, 0xffffffff,
507 0x00009278, 0x00070000, 0xffffffff,
508 0x0000927c, 0x00030002, 0xffffffff,
509 0x00009280, 0x00050004, 0xffffffff,
510 0x0000928c, 0x00010006, 0xffffffff,
511 0x00009290, 0x00090008, 0xffffffff,
512 0x000092a8, 0x00070000, 0xffffffff,
513 0x000092ac, 0x00030002, 0xffffffff,
514 0x000092b0, 0x00050004, 0xffffffff,
515 0x000092bc, 0x00010006, 0xffffffff,
516 0x000092c0, 0x00090008, 0xffffffff,
517 0x000092c4, 0x00070000, 0xffffffff,
518 0x000092c8, 0x00030002, 0xffffffff,
519 0x000092cc, 0x00050004, 0xffffffff,
520 0x000092d8, 0x00010006, 0xffffffff,
521 0x000092dc, 0x00090008, 0xffffffff,
522 0x00009294, 0x00000000, 0xffffffff,
523 0x0000802c, 0x40010000, 0xffffffff,
524 0x00003fc4, 0x40010000, 0xffffffff,
525 0x0000915c, 0x00010000, 0xffffffff,
526 0x00009160, 0x00030002, 0xffffffff,
527 0x00009164, 0x00050004, 0xffffffff,
528 0x00009168, 0x00070006, 0xffffffff,
529 0x00009178, 0x00070000, 0xffffffff,
530 0x0000917c, 0x00030002, 0xffffffff,
531 0x00009180, 0x00050004, 0xffffffff,
532 0x0000918c, 0x00010006, 0xffffffff,
533 0x00009190, 0x00090008, 0xffffffff,
534 0x00009194, 0x00070000, 0xffffffff,
535 0x00009198, 0x00030002, 0xffffffff,
536 0x0000919c, 0x00050004, 0xffffffff,
537 0x000091a8, 0x00010006, 0xffffffff,
538 0x000091ac, 0x00090008, 0xffffffff,
539 0x000091b0, 0x00070000, 0xffffffff,
540 0x000091b4, 0x00030002, 0xffffffff,
541 0x000091b8, 0x00050004, 0xffffffff,
542 0x000091c4, 0x00010006, 0xffffffff,
543 0x000091c8, 0x00090008, 0xffffffff,
544 0x000091cc, 0x00070000, 0xffffffff,
545 0x000091d0, 0x00030002, 0xffffffff,
546 0x000091d4, 0x00050004, 0xffffffff,
547 0x000091e0, 0x00010006, 0xffffffff,
548 0x000091e4, 0x00090008, 0xffffffff,
549 0x000091e8, 0x00000000, 0xffffffff,
550 0x000091ec, 0x00070000, 0xffffffff,
551 0x000091f0, 0x00030002, 0xffffffff,
552 0x000091f4, 0x00050004, 0xffffffff,
553 0x00009200, 0x00010006, 0xffffffff,
554 0x00009204, 0x00090008, 0xffffffff,
555 0x00009208, 0x00070000, 0xffffffff,
556 0x0000920c, 0x00030002, 0xffffffff,
557 0x00009210, 0x00050004, 0xffffffff,
558 0x0000921c, 0x00010006, 0xffffffff,
559 0x00009220, 0x00090008, 0xffffffff,
560 0x00009224, 0x00070000, 0xffffffff,
561 0x00009228, 0x00030002, 0xffffffff,
562 0x0000922c, 0x00050004, 0xffffffff,
563 0x00009238, 0x00010006, 0xffffffff,
564 0x0000923c, 0x00090008, 0xffffffff,
565 0x00009240, 0x00070000, 0xffffffff,
566 0x00009244, 0x00030002, 0xffffffff,
567 0x00009248, 0x00050004, 0xffffffff,
568 0x00009254, 0x00010006, 0xffffffff,
569 0x00009258, 0x00090008, 0xffffffff,
570 0x0000925c, 0x00070000, 0xffffffff,
571 0x00009260, 0x00030002, 0xffffffff,
572 0x00009264, 0x00050004, 0xffffffff,
573 0x00009270, 0x00010006, 0xffffffff,
574 0x00009274, 0x00090008, 0xffffffff,
575 0x00009278, 0x00070000, 0xffffffff,
576 0x0000927c, 0x00030002, 0xffffffff,
577 0x00009280, 0x00050004, 0xffffffff,
578 0x0000928c, 0x00010006, 0xffffffff,
579 0x00009290, 0x00090008, 0xffffffff,
580 0x000092a8, 0x00070000, 0xffffffff,
581 0x000092ac, 0x00030002, 0xffffffff,
582 0x000092b0, 0x00050004, 0xffffffff,
583 0x000092bc, 0x00010006, 0xffffffff,
584 0x000092c0, 0x00090008, 0xffffffff,
585 0x000092c4, 0x00070000, 0xffffffff,
586 0x000092c8, 0x00030002, 0xffffffff,
587 0x000092cc, 0x00050004, 0xffffffff,
588 0x000092d8, 0x00010006, 0xffffffff,
589 0x000092dc, 0x00090008, 0xffffffff,
590 0x00009294, 0x00000000, 0xffffffff,
591 0x0000802c, 0xc0000000, 0xffffffff,
592 0x00003fc4, 0xc0000000, 0xffffffff,
593 0x000008f8, 0x00000010, 0xffffffff,
594 0x000008fc, 0x00000000, 0xffffffff,
595 0x000008f8, 0x00000011, 0xffffffff,
596 0x000008fc, 0x00000000, 0xffffffff,
597 0x000008f8, 0x00000012, 0xffffffff,
598 0x000008fc, 0x00000000, 0xffffffff,
599 0x000008f8, 0x00000013, 0xffffffff,
600 0x000008fc, 0x00000000, 0xffffffff,
601 0x000008f8, 0x00000014, 0xffffffff,
602 0x000008fc, 0x00000000, 0xffffffff,
603 0x000008f8, 0x00000015, 0xffffffff,
604 0x000008fc, 0x00000000, 0xffffffff,
605 0x000008f8, 0x00000016, 0xffffffff,
606 0x000008fc, 0x00000000, 0xffffffff,
607 0x000008f8, 0x00000017, 0xffffffff,
608 0x000008fc, 0x00000000, 0xffffffff,
609 0x000008f8, 0x00000018, 0xffffffff,
610 0x000008fc, 0x00000000, 0xffffffff,
611 0x000008f8, 0x00000019, 0xffffffff,
612 0x000008fc, 0x00000000, 0xffffffff,
613 0x000008f8, 0x0000001a, 0xffffffff,
614 0x000008fc, 0x00000000, 0xffffffff,
615 0x000008f8, 0x0000001b, 0xffffffff,
616 0x000008fc, 0x00000000, 0xffffffff
617};
618#define CAYMAN_MGCG_DEFAULT_LENGTH sizeof(cayman_mgcg_default) / (3 * sizeof(u32))
619
620static const u32 cayman_mgcg_disable[] =
621{
622 0x0000802c, 0xc0000000, 0xffffffff,
623 0x000008f8, 0x00000000, 0xffffffff,
624 0x000008fc, 0xffffffff, 0xffffffff,
625 0x000008f8, 0x00000001, 0xffffffff,
626 0x000008fc, 0xffffffff, 0xffffffff,
627 0x000008f8, 0x00000002, 0xffffffff,
628 0x000008fc, 0xffffffff, 0xffffffff,
629 0x000008f8, 0x00000003, 0xffffffff,
630 0x000008fc, 0xffffffff, 0xffffffff,
631 0x00009150, 0x00600000, 0xffffffff
632};
633#define CAYMAN_MGCG_DISABLE_LENGTH sizeof(cayman_mgcg_disable) / (3 * sizeof(u32))
634
635static const u32 cayman_mgcg_enable[] =
636{
637 0x0000802c, 0xc0000000, 0xffffffff,
638 0x000008f8, 0x00000000, 0xffffffff,
639 0x000008fc, 0x00000000, 0xffffffff,
640 0x000008f8, 0x00000001, 0xffffffff,
641 0x000008fc, 0x00000000, 0xffffffff,
642 0x000008f8, 0x00000002, 0xffffffff,
643 0x000008fc, 0x00600000, 0xffffffff,
644 0x000008f8, 0x00000003, 0xffffffff,
645 0x000008fc, 0x00000000, 0xffffffff,
646 0x00009150, 0x96944200, 0xffffffff
647};
648
649#define CAYMAN_MGCG_ENABLE_LENGTH sizeof(cayman_mgcg_enable) / (3 * sizeof(u32))
650
651#define NISLANDS_SYSLS_SEQUENCE 100
652
653static const u32 cayman_sysls_default[] =
654{
655 /* Register, Value, Mask bits */
656 0x000055e8, 0x00000000, 0xffffffff,
657 0x0000d0bc, 0x00000000, 0xffffffff,
658 0x0000d8bc, 0x00000000, 0xffffffff,
659 0x000015c0, 0x000c1401, 0xffffffff,
660 0x0000264c, 0x000c0400, 0xffffffff,
661 0x00002648, 0x000c0400, 0xffffffff,
662 0x00002650, 0x000c0400, 0xffffffff,
663 0x000020b8, 0x000c0400, 0xffffffff,
664 0x000020bc, 0x000c0400, 0xffffffff,
665 0x000020c0, 0x000c0c80, 0xffffffff,
666 0x0000f4a0, 0x000000c0, 0xffffffff,
667 0x0000f4a4, 0x00680fff, 0xffffffff,
668 0x00002f50, 0x00000404, 0xffffffff,
669 0x000004c8, 0x00000001, 0xffffffff,
670 0x000064ec, 0x00000000, 0xffffffff,
671 0x00000c7c, 0x00000000, 0xffffffff,
672 0x00008dfc, 0x00000000, 0xffffffff
673};
674#define CAYMAN_SYSLS_DEFAULT_LENGTH sizeof(cayman_sysls_default) / (3 * sizeof(u32))
675
676static const u32 cayman_sysls_disable[] =
677{
678 /* Register, Value, Mask bits */
679 0x0000d0c0, 0x00000000, 0xffffffff,
680 0x0000d8c0, 0x00000000, 0xffffffff,
681 0x000055e8, 0x00000000, 0xffffffff,
682 0x0000d0bc, 0x00000000, 0xffffffff,
683 0x0000d8bc, 0x00000000, 0xffffffff,
684 0x000015c0, 0x00041401, 0xffffffff,
685 0x0000264c, 0x00040400, 0xffffffff,
686 0x00002648, 0x00040400, 0xffffffff,
687 0x00002650, 0x00040400, 0xffffffff,
688 0x000020b8, 0x00040400, 0xffffffff,
689 0x000020bc, 0x00040400, 0xffffffff,
690 0x000020c0, 0x00040c80, 0xffffffff,
691 0x0000f4a0, 0x000000c0, 0xffffffff,
692 0x0000f4a4, 0x00680000, 0xffffffff,
693 0x00002f50, 0x00000404, 0xffffffff,
694 0x000004c8, 0x00000001, 0xffffffff,
695 0x000064ec, 0x00007ffd, 0xffffffff,
696 0x00000c7c, 0x0000ff00, 0xffffffff,
697 0x00008dfc, 0x0000007f, 0xffffffff
698};
699#define CAYMAN_SYSLS_DISABLE_LENGTH sizeof(cayman_sysls_disable) / (3 * sizeof(u32))
700
701static const u32 cayman_sysls_enable[] =
702{
703 /* Register, Value, Mask bits */
704 0x000055e8, 0x00000001, 0xffffffff,
705 0x0000d0bc, 0x00000100, 0xffffffff,
706 0x0000d8bc, 0x00000100, 0xffffffff,
707 0x000015c0, 0x000c1401, 0xffffffff,
708 0x0000264c, 0x000c0400, 0xffffffff,
709 0x00002648, 0x000c0400, 0xffffffff,
710 0x00002650, 0x000c0400, 0xffffffff,
711 0x000020b8, 0x000c0400, 0xffffffff,
712 0x000020bc, 0x000c0400, 0xffffffff,
713 0x000020c0, 0x000c0c80, 0xffffffff,
714 0x0000f4a0, 0x000000c0, 0xffffffff,
715 0x0000f4a4, 0x00680fff, 0xffffffff,
716 0x00002f50, 0x00000903, 0xffffffff,
717 0x000004c8, 0x00000000, 0xffffffff,
718 0x000064ec, 0x00000000, 0xffffffff,
719 0x00000c7c, 0x00000000, 0xffffffff,
720 0x00008dfc, 0x00000000, 0xffffffff
721};
722#define CAYMAN_SYSLS_ENABLE_LENGTH sizeof(cayman_sysls_enable) / (3 * sizeof(u32))
723
724extern int ni_mc_load_microcode(struct radeon_device *rdev);
725
726struct ni_power_info *ni_get_pi(struct radeon_device *rdev)
727{
728 struct ni_power_info *pi = rdev->pm.dpm.priv;
729
730 return pi;
731}
732
733struct ni_ps *ni_get_ps(struct radeon_ps *rps)
734{
735 struct ni_ps *ps = rps->ps_priv;
736
737 return ps;
738}
739
740static void ni_calculate_leakage_for_v_and_t_formula(const struct ni_leakage_coeffients *coeff,
741 u16 v, s32 t,
742 u32 ileakage,
743 u32 *leakage)
744{
745 s64 kt, kv, leakage_w, i_leakage, vddc, temperature;
746
747 i_leakage = div64_s64(drm_int2fixp(ileakage), 1000);
748 vddc = div64_s64(drm_int2fixp(v), 1000);
749 temperature = div64_s64(drm_int2fixp(t), 1000);
750
751 kt = drm_fixp_mul(div64_s64(drm_int2fixp(coeff->at), 1000),
752 drm_fixp_exp(drm_fixp_mul(div64_s64(drm_int2fixp(coeff->bt), 1000), temperature)));
753 kv = drm_fixp_mul(div64_s64(drm_int2fixp(coeff->av), 1000),
754 drm_fixp_exp(drm_fixp_mul(div64_s64(drm_int2fixp(coeff->bv), 1000), vddc)));
755
756 leakage_w = drm_fixp_mul(drm_fixp_mul(drm_fixp_mul(i_leakage, kt), kv), vddc);
757
758 *leakage = drm_fixp2int(leakage_w * 1000);
759}
760
761static void ni_calculate_leakage_for_v_and_t(struct radeon_device *rdev,
762 const struct ni_leakage_coeffients *coeff,
763 u16 v,
764 s32 t,
765 u32 i_leakage,
766 u32 *leakage)
767{
768 ni_calculate_leakage_for_v_and_t_formula(coeff, v, t, i_leakage, leakage);
769}
770
771bool ni_dpm_vblank_too_short(struct radeon_device *rdev)
772{
773 struct rv7xx_power_info *pi = rv770_get_pi(rdev);
774 u32 vblank_time = r600_dpm_get_vblank_time(rdev);
775 /* we never hit the non-gddr5 limit so disable it */
776 u32 switch_limit = pi->mem_gddr5 ? 450 : 0;
777
778 if (vblank_time < switch_limit)
779 return true;
780 else
781 return false;
782
783}
784
785static void ni_apply_state_adjust_rules(struct radeon_device *rdev,
786 struct radeon_ps *rps)
787{
788 struct ni_ps *ps = ni_get_ps(rps);
789 struct radeon_clock_and_voltage_limits *max_limits;
790 bool disable_mclk_switching;
791 u32 mclk;
792 u16 vddci;
793 int i;
794
795 if ((rdev->pm.dpm.new_active_crtc_count > 1) ||
796 ni_dpm_vblank_too_short(rdev))
797 disable_mclk_switching = true;
798 else
799 disable_mclk_switching = false;
800
801 if (rdev->pm.dpm.ac_power)
802 max_limits = &rdev->pm.dpm.dyn_state.max_clock_voltage_on_ac;
803 else
804 max_limits = &rdev->pm.dpm.dyn_state.max_clock_voltage_on_dc;
805
806 if (rdev->pm.dpm.ac_power == false) {
807 for (i = 0; i < ps->performance_level_count; i++) {
808 if (ps->performance_levels[i].mclk > max_limits->mclk)
809 ps->performance_levels[i].mclk = max_limits->mclk;
810 if (ps->performance_levels[i].sclk > max_limits->sclk)
811 ps->performance_levels[i].sclk = max_limits->sclk;
812 if (ps->performance_levels[i].vddc > max_limits->vddc)
813 ps->performance_levels[i].vddc = max_limits->vddc;
814 if (ps->performance_levels[i].vddci > max_limits->vddci)
815 ps->performance_levels[i].vddci = max_limits->vddci;
816 }
817 }
818
819 /* XXX validate the min clocks required for display */
820
821 /* adjust low state */
822 if (disable_mclk_switching) {
823 ps->performance_levels[0].mclk =
824 ps->performance_levels[ps->performance_level_count - 1].mclk;
825 ps->performance_levels[0].vddci =
826 ps->performance_levels[ps->performance_level_count - 1].vddci;
827 }
828
829 btc_skip_blacklist_clocks(rdev, max_limits->sclk, max_limits->mclk,
830 &ps->performance_levels[0].sclk,
831 &ps->performance_levels[0].mclk);
832
833 for (i = 1; i < ps->performance_level_count; i++) {
834 if (ps->performance_levels[i].sclk < ps->performance_levels[i - 1].sclk)
835 ps->performance_levels[i].sclk = ps->performance_levels[i - 1].sclk;
836 if (ps->performance_levels[i].vddc < ps->performance_levels[i - 1].vddc)
837 ps->performance_levels[i].vddc = ps->performance_levels[i - 1].vddc;
838 }
839
840 /* adjust remaining states */
841 if (disable_mclk_switching) {
842 mclk = ps->performance_levels[0].mclk;
843 vddci = ps->performance_levels[0].vddci;
844 for (i = 1; i < ps->performance_level_count; i++) {
845 if (mclk < ps->performance_levels[i].mclk)
846 mclk = ps->performance_levels[i].mclk;
847 if (vddci < ps->performance_levels[i].vddci)
848 vddci = ps->performance_levels[i].vddci;
849 }
850 for (i = 0; i < ps->performance_level_count; i++) {
851 ps->performance_levels[i].mclk = mclk;
852 ps->performance_levels[i].vddci = vddci;
853 }
854 } else {
855 for (i = 1; i < ps->performance_level_count; i++) {
856 if (ps->performance_levels[i].mclk < ps->performance_levels[i - 1].mclk)
857 ps->performance_levels[i].mclk = ps->performance_levels[i - 1].mclk;
858 if (ps->performance_levels[i].vddci < ps->performance_levels[i - 1].vddci)
859 ps->performance_levels[i].vddci = ps->performance_levels[i - 1].vddci;
860 }
861 }
862
863 for (i = 1; i < ps->performance_level_count; i++)
864 btc_skip_blacklist_clocks(rdev, max_limits->sclk, max_limits->mclk,
865 &ps->performance_levels[i].sclk,
866 &ps->performance_levels[i].mclk);
867
868 for (i = 0; i < ps->performance_level_count; i++)
869 btc_adjust_clock_combinations(rdev, max_limits,
870 &ps->performance_levels[i]);
871
872 for (i = 0; i < ps->performance_level_count; i++) {
873 btc_apply_voltage_dependency_rules(&rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk,
874 ps->performance_levels[i].sclk,
875 max_limits->vddc, &ps->performance_levels[i].vddc);
876 btc_apply_voltage_dependency_rules(&rdev->pm.dpm.dyn_state.vddci_dependency_on_mclk,
877 ps->performance_levels[i].mclk,
878 max_limits->vddci, &ps->performance_levels[i].vddci);
879 btc_apply_voltage_dependency_rules(&rdev->pm.dpm.dyn_state.vddc_dependency_on_mclk,
880 ps->performance_levels[i].mclk,
881 max_limits->vddc, &ps->performance_levels[i].vddc);
882 btc_apply_voltage_dependency_rules(&rdev->pm.dpm.dyn_state.vddc_dependency_on_dispclk,
883 rdev->clock.current_dispclk,
884 max_limits->vddc, &ps->performance_levels[i].vddc);
885 }
886
887 for (i = 0; i < ps->performance_level_count; i++) {
888 btc_apply_voltage_delta_rules(rdev,
889 max_limits->vddc, max_limits->vddci,
890 &ps->performance_levels[i].vddc,
891 &ps->performance_levels[i].vddci);
892 }
893
894 ps->dc_compatible = true;
895 for (i = 0; i < ps->performance_level_count; i++) {
896 if (ps->performance_levels[i].vddc > rdev->pm.dpm.dyn_state.max_clock_voltage_on_dc.vddc)
897 ps->dc_compatible = false;
898
899 if (ps->performance_levels[i].vddc < rdev->pm.dpm.dyn_state.min_vddc_for_pcie_gen2)
900 ps->performance_levels[i].flags &= ~ATOM_PPLIB_R600_FLAGS_PCIEGEN2;
901 }
902}
903
904static void ni_cg_clockgating_default(struct radeon_device *rdev)
905{
906 u32 count;
907 const u32 *ps = NULL;
908
909 ps = (const u32 *)&cayman_cgcg_cgls_default;
910 count = CAYMAN_CGCG_CGLS_DEFAULT_LENGTH;
911
912 btc_program_mgcg_hw_sequence(rdev, ps, count);
913}
914
915static void ni_gfx_clockgating_enable(struct radeon_device *rdev,
916 bool enable)
917{
918 u32 count;
919 const u32 *ps = NULL;
920
921 if (enable) {
922 ps = (const u32 *)&cayman_cgcg_cgls_enable;
923 count = CAYMAN_CGCG_CGLS_ENABLE_LENGTH;
924 } else {
925 ps = (const u32 *)&cayman_cgcg_cgls_disable;
926 count = CAYMAN_CGCG_CGLS_DISABLE_LENGTH;
927 }
928
929 btc_program_mgcg_hw_sequence(rdev, ps, count);
930}
931
932static void ni_mg_clockgating_default(struct radeon_device *rdev)
933{
934 u32 count;
935 const u32 *ps = NULL;
936
937 ps = (const u32 *)&cayman_mgcg_default;
938 count = CAYMAN_MGCG_DEFAULT_LENGTH;
939
940 btc_program_mgcg_hw_sequence(rdev, ps, count);
941}
942
943static void ni_mg_clockgating_enable(struct radeon_device *rdev,
944 bool enable)
945{
946 u32 count;
947 const u32 *ps = NULL;
948
949 if (enable) {
950 ps = (const u32 *)&cayman_mgcg_enable;
951 count = CAYMAN_MGCG_ENABLE_LENGTH;
952 } else {
953 ps = (const u32 *)&cayman_mgcg_disable;
954 count = CAYMAN_MGCG_DISABLE_LENGTH;
955 }
956
957 btc_program_mgcg_hw_sequence(rdev, ps, count);
958}
959
960static void ni_ls_clockgating_default(struct radeon_device *rdev)
961{
962 u32 count;
963 const u32 *ps = NULL;
964
965 ps = (const u32 *)&cayman_sysls_default;
966 count = CAYMAN_SYSLS_DEFAULT_LENGTH;
967
968 btc_program_mgcg_hw_sequence(rdev, ps, count);
969}
970
971static void ni_ls_clockgating_enable(struct radeon_device *rdev,
972 bool enable)
973{
974 u32 count;
975 const u32 *ps = NULL;
976
977 if (enable) {
978 ps = (const u32 *)&cayman_sysls_enable;
979 count = CAYMAN_SYSLS_ENABLE_LENGTH;
980 } else {
981 ps = (const u32 *)&cayman_sysls_disable;
982 count = CAYMAN_SYSLS_DISABLE_LENGTH;
983 }
984
985 btc_program_mgcg_hw_sequence(rdev, ps, count);
986
987}
988
989static int ni_patch_single_dependency_table_based_on_leakage(struct radeon_device *rdev,
990 struct radeon_clock_voltage_dependency_table *table)
991{
992 struct rv7xx_power_info *pi = rv770_get_pi(rdev);
993 u32 i;
994
995 if (table) {
996 for (i = 0; i < table->count; i++) {
997 if (0xff01 == table->entries[i].v) {
998 if (pi->max_vddc == 0)
999 return -EINVAL;
1000 table->entries[i].v = pi->max_vddc;
1001 }
1002 }
1003 }
1004 return 0;
1005}
1006
1007static int ni_patch_dependency_tables_based_on_leakage(struct radeon_device *rdev)
1008{
1009 int ret = 0;
1010
1011 ret = ni_patch_single_dependency_table_based_on_leakage(rdev,
1012 &rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk);
1013
1014 ret = ni_patch_single_dependency_table_based_on_leakage(rdev,
1015 &rdev->pm.dpm.dyn_state.vddc_dependency_on_mclk);
1016 return ret;
1017}
1018
1019static void ni_stop_dpm(struct radeon_device *rdev)
1020{
1021 WREG32_P(GENERAL_PWRMGT, 0, ~GLOBAL_PWRMGT_EN);
1022}
1023
1024#if 0
1025static int ni_notify_hw_of_power_source(struct radeon_device *rdev,
1026 bool ac_power)
1027{
1028 if (ac_power)
1029 return (rv770_send_msg_to_smc(rdev, PPSMC_MSG_RunningOnAC) == PPSMC_Result_OK) ?
1030 0 : -EINVAL;
1031
1032 return 0;
1033}
1034#endif
1035
1036static PPSMC_Result ni_send_msg_to_smc_with_parameter(struct radeon_device *rdev,
1037 PPSMC_Msg msg, u32 parameter)
1038{
1039 WREG32(SMC_SCRATCH0, parameter);
1040 return rv770_send_msg_to_smc(rdev, msg);
1041}
1042
1043static int ni_restrict_performance_levels_before_switch(struct radeon_device *rdev)
1044{
1045 if (rv770_send_msg_to_smc(rdev, PPSMC_MSG_NoForcedLevel) != PPSMC_Result_OK)
1046 return -EINVAL;
1047
1048 return (ni_send_msg_to_smc_with_parameter(rdev, PPSMC_MSG_SetEnabledLevels, 1) == PPSMC_Result_OK) ?
1049 0 : -EINVAL;
1050}
1051
1052int ni_dpm_force_performance_level(struct radeon_device *rdev,
1053 enum radeon_dpm_forced_level level)
1054{
1055 if (level == RADEON_DPM_FORCED_LEVEL_HIGH) {
1056 if (ni_send_msg_to_smc_with_parameter(rdev, PPSMC_MSG_SetEnabledLevels, 0) != PPSMC_Result_OK)
1057 return -EINVAL;
1058
1059 if (ni_send_msg_to_smc_with_parameter(rdev, PPSMC_MSG_SetForcedLevels, 1) != PPSMC_Result_OK)
1060 return -EINVAL;
1061 } else if (level == RADEON_DPM_FORCED_LEVEL_LOW) {
1062 if (ni_send_msg_to_smc_with_parameter(rdev, PPSMC_MSG_SetForcedLevels, 0) != PPSMC_Result_OK)
1063 return -EINVAL;
1064
1065 if (ni_send_msg_to_smc_with_parameter(rdev, PPSMC_MSG_SetEnabledLevels, 1) != PPSMC_Result_OK)
1066 return -EINVAL;
1067 } else if (level == RADEON_DPM_FORCED_LEVEL_AUTO) {
1068 if (ni_send_msg_to_smc_with_parameter(rdev, PPSMC_MSG_SetForcedLevels, 0) != PPSMC_Result_OK)
1069 return -EINVAL;
1070
1071 if (ni_send_msg_to_smc_with_parameter(rdev, PPSMC_MSG_SetEnabledLevels, 0) != PPSMC_Result_OK)
1072 return -EINVAL;
1073 }
1074
1075 rdev->pm.dpm.forced_level = level;
1076
1077 return 0;
1078}
1079
1080static void ni_stop_smc(struct radeon_device *rdev)
1081{
1082 u32 tmp;
1083 int i;
1084
1085 for (i = 0; i < rdev->usec_timeout; i++) {
1086 tmp = RREG32(LB_SYNC_RESET_SEL) & LB_SYNC_RESET_SEL_MASK;
1087 if (tmp != 1)
1088 break;
1089 udelay(1);
1090 }
1091
1092 udelay(100);
1093
1094 r7xx_stop_smc(rdev);
1095}
1096
1097static int ni_process_firmware_header(struct radeon_device *rdev)
1098{
1099 struct rv7xx_power_info *pi = rv770_get_pi(rdev);
1100 struct evergreen_power_info *eg_pi = evergreen_get_pi(rdev);
1101 struct ni_power_info *ni_pi = ni_get_pi(rdev);
1102 u32 tmp;
1103 int ret;
1104
1105 ret = rv770_read_smc_sram_dword(rdev,
1106 NISLANDS_SMC_FIRMWARE_HEADER_LOCATION +
1107 NISLANDS_SMC_FIRMWARE_HEADER_stateTable,
1108 &tmp, pi->sram_end);
1109
1110 if (ret)
1111 return ret;
1112
1113 pi->state_table_start = (u16)tmp;
1114
1115 ret = rv770_read_smc_sram_dword(rdev,
1116 NISLANDS_SMC_FIRMWARE_HEADER_LOCATION +
1117 NISLANDS_SMC_FIRMWARE_HEADER_softRegisters,
1118 &tmp, pi->sram_end);
1119
1120 if (ret)
1121 return ret;
1122
1123 pi->soft_regs_start = (u16)tmp;
1124
1125 ret = rv770_read_smc_sram_dword(rdev,
1126 NISLANDS_SMC_FIRMWARE_HEADER_LOCATION +
1127 NISLANDS_SMC_FIRMWARE_HEADER_mcRegisterTable,
1128 &tmp, pi->sram_end);
1129
1130 if (ret)
1131 return ret;
1132
1133 eg_pi->mc_reg_table_start = (u16)tmp;
1134
1135 ret = rv770_read_smc_sram_dword(rdev,
1136 NISLANDS_SMC_FIRMWARE_HEADER_LOCATION +
1137 NISLANDS_SMC_FIRMWARE_HEADER_fanTable,
1138 &tmp, pi->sram_end);
1139
1140 if (ret)
1141 return ret;
1142
1143 ni_pi->fan_table_start = (u16)tmp;
1144
1145 ret = rv770_read_smc_sram_dword(rdev,
1146 NISLANDS_SMC_FIRMWARE_HEADER_LOCATION +
1147 NISLANDS_SMC_FIRMWARE_HEADER_mcArbDramAutoRefreshTable,
1148 &tmp, pi->sram_end);
1149
1150 if (ret)
1151 return ret;
1152
1153 ni_pi->arb_table_start = (u16)tmp;
1154
1155 ret = rv770_read_smc_sram_dword(rdev,
1156 NISLANDS_SMC_FIRMWARE_HEADER_LOCATION +
1157 NISLANDS_SMC_FIRMWARE_HEADER_cacTable,
1158 &tmp, pi->sram_end);
1159
1160 if (ret)
1161 return ret;
1162
1163 ni_pi->cac_table_start = (u16)tmp;
1164
1165 ret = rv770_read_smc_sram_dword(rdev,
1166 NISLANDS_SMC_FIRMWARE_HEADER_LOCATION +
1167 NISLANDS_SMC_FIRMWARE_HEADER_spllTable,
1168 &tmp, pi->sram_end);
1169
1170 if (ret)
1171 return ret;
1172
1173 ni_pi->spll_table_start = (u16)tmp;
1174
1175
1176 return ret;
1177}
1178
1179static void ni_read_clock_registers(struct radeon_device *rdev)
1180{
1181 struct ni_power_info *ni_pi = ni_get_pi(rdev);
1182
1183 ni_pi->clock_registers.cg_spll_func_cntl = RREG32(CG_SPLL_FUNC_CNTL);
1184 ni_pi->clock_registers.cg_spll_func_cntl_2 = RREG32(CG_SPLL_FUNC_CNTL_2);
1185 ni_pi->clock_registers.cg_spll_func_cntl_3 = RREG32(CG_SPLL_FUNC_CNTL_3);
1186 ni_pi->clock_registers.cg_spll_func_cntl_4 = RREG32(CG_SPLL_FUNC_CNTL_4);
1187 ni_pi->clock_registers.cg_spll_spread_spectrum = RREG32(CG_SPLL_SPREAD_SPECTRUM);
1188 ni_pi->clock_registers.cg_spll_spread_spectrum_2 = RREG32(CG_SPLL_SPREAD_SPECTRUM_2);
1189 ni_pi->clock_registers.mpll_ad_func_cntl = RREG32(MPLL_AD_FUNC_CNTL);
1190 ni_pi->clock_registers.mpll_ad_func_cntl_2 = RREG32(MPLL_AD_FUNC_CNTL_2);
1191 ni_pi->clock_registers.mpll_dq_func_cntl = RREG32(MPLL_DQ_FUNC_CNTL);
1192 ni_pi->clock_registers.mpll_dq_func_cntl_2 = RREG32(MPLL_DQ_FUNC_CNTL_2);
1193 ni_pi->clock_registers.mclk_pwrmgt_cntl = RREG32(MCLK_PWRMGT_CNTL);
1194 ni_pi->clock_registers.dll_cntl = RREG32(DLL_CNTL);
1195 ni_pi->clock_registers.mpll_ss1 = RREG32(MPLL_SS1);
1196 ni_pi->clock_registers.mpll_ss2 = RREG32(MPLL_SS2);
1197}
1198
1199#if 0
1200static int ni_enter_ulp_state(struct radeon_device *rdev)
1201{
1202 struct rv7xx_power_info *pi = rv770_get_pi(rdev);
1203
1204 if (pi->gfx_clock_gating) {
1205 WREG32_P(SCLK_PWRMGT_CNTL, 0, ~DYN_GFX_CLK_OFF_EN);
1206 WREG32_P(SCLK_PWRMGT_CNTL, GFX_CLK_FORCE_ON, ~GFX_CLK_FORCE_ON);
1207 WREG32_P(SCLK_PWRMGT_CNTL, 0, ~GFX_CLK_FORCE_ON);
1208 RREG32(GB_ADDR_CONFIG);
1209 }
1210
1211 WREG32_P(SMC_MSG, HOST_SMC_MSG(PPSMC_MSG_SwitchToMinimumPower),
1212 ~HOST_SMC_MSG_MASK);
1213
1214 udelay(25000);
1215
1216 return 0;
1217}
1218#endif
1219
1220static void ni_program_response_times(struct radeon_device *rdev)
1221{
1222 u32 voltage_response_time, backbias_response_time, acpi_delay_time, vbi_time_out;
1223 u32 vddc_dly, bb_dly, acpi_dly, vbi_dly, mclk_switch_limit;
1224 u32 reference_clock;
1225
1226 rv770_write_smc_soft_register(rdev, NI_SMC_SOFT_REGISTER_mvdd_chg_time, 1);
1227
1228 voltage_response_time = (u32)rdev->pm.dpm.voltage_response_time;
1229 backbias_response_time = (u32)rdev->pm.dpm.backbias_response_time;
1230
1231 if (voltage_response_time == 0)
1232 voltage_response_time = 1000;
1233
1234 if (backbias_response_time == 0)
1235 backbias_response_time = 1000;
1236
1237 acpi_delay_time = 15000;
1238 vbi_time_out = 100000;
1239
1240 reference_clock = radeon_get_xclk(rdev);
1241
1242 vddc_dly = (voltage_response_time * reference_clock) / 1600;
1243 bb_dly = (backbias_response_time * reference_clock) / 1600;
1244 acpi_dly = (acpi_delay_time * reference_clock) / 1600;
1245 vbi_dly = (vbi_time_out * reference_clock) / 1600;
1246
1247 mclk_switch_limit = (460 * reference_clock) / 100;
1248
1249 rv770_write_smc_soft_register(rdev, NI_SMC_SOFT_REGISTER_delay_vreg, vddc_dly);
1250 rv770_write_smc_soft_register(rdev, NI_SMC_SOFT_REGISTER_delay_bbias, bb_dly);
1251 rv770_write_smc_soft_register(rdev, NI_SMC_SOFT_REGISTER_delay_acpi, acpi_dly);
1252 rv770_write_smc_soft_register(rdev, NI_SMC_SOFT_REGISTER_mclk_chg_timeout, vbi_dly);
1253 rv770_write_smc_soft_register(rdev, NI_SMC_SOFT_REGISTER_mc_block_delay, 0xAA);
1254 rv770_write_smc_soft_register(rdev, NI_SMC_SOFT_REGISTER_mclk_switch_lim, mclk_switch_limit);
1255}
1256
1257static void ni_populate_smc_voltage_table(struct radeon_device *rdev,
1258 struct atom_voltage_table *voltage_table,
1259 NISLANDS_SMC_STATETABLE *table)
1260{
1261 unsigned int i;
1262
1263 for (i = 0; i < voltage_table->count; i++) {
1264 table->highSMIO[i] = 0;
1265 table->lowSMIO[i] |= cpu_to_be32(voltage_table->entries[i].smio_low);
1266 }
1267}
1268
1269static void ni_populate_smc_voltage_tables(struct radeon_device *rdev,
1270 NISLANDS_SMC_STATETABLE *table)
1271{
1272 struct rv7xx_power_info *pi = rv770_get_pi(rdev);
1273 struct evergreen_power_info *eg_pi = evergreen_get_pi(rdev);
1274 unsigned char i;
1275
1276 if (eg_pi->vddc_voltage_table.count) {
1277 ni_populate_smc_voltage_table(rdev, &eg_pi->vddc_voltage_table, table);
1278 table->voltageMaskTable.highMask[NISLANDS_SMC_VOLTAGEMASK_VDDC] = 0;
1279 table->voltageMaskTable.lowMask[NISLANDS_SMC_VOLTAGEMASK_VDDC] =
1280 cpu_to_be32(eg_pi->vddc_voltage_table.mask_low);
1281
1282 for (i = 0; i < eg_pi->vddc_voltage_table.count; i++) {
1283 if (pi->max_vddc_in_table <= eg_pi->vddc_voltage_table.entries[i].value) {
1284 table->maxVDDCIndexInPPTable = i;
1285 break;
1286 }
1287 }
1288 }
1289
1290 if (eg_pi->vddci_voltage_table.count) {
1291 ni_populate_smc_voltage_table(rdev, &eg_pi->vddci_voltage_table, table);
1292
1293 table->voltageMaskTable.highMask[NISLANDS_SMC_VOLTAGEMASK_VDDCI] = 0;
1294 table->voltageMaskTable.lowMask[NISLANDS_SMC_VOLTAGEMASK_VDDCI] =
1295 cpu_to_be32(eg_pi->vddci_voltage_table.mask_low);
1296 }
1297}
1298
1299static int ni_populate_voltage_value(struct radeon_device *rdev,
1300 struct atom_voltage_table *table,
1301 u16 value,
1302 NISLANDS_SMC_VOLTAGE_VALUE *voltage)
1303{
1304 unsigned int i;
1305
1306 for (i = 0; i < table->count; i++) {
1307 if (value <= table->entries[i].value) {
1308 voltage->index = (u8)i;
1309 voltage->value = cpu_to_be16(table->entries[i].value);
1310 break;
1311 }
1312 }
1313
1314 if (i >= table->count)
1315 return -EINVAL;
1316
1317 return 0;
1318}
1319
1320static void ni_populate_mvdd_value(struct radeon_device *rdev,
1321 u32 mclk,
1322 NISLANDS_SMC_VOLTAGE_VALUE *voltage)
1323{
1324 struct rv7xx_power_info *pi = rv770_get_pi(rdev);
1325 struct evergreen_power_info *eg_pi = evergreen_get_pi(rdev);
1326
1327 if (!pi->mvdd_control) {
1328 voltage->index = eg_pi->mvdd_high_index;
1329 voltage->value = cpu_to_be16(MVDD_HIGH_VALUE);
1330 return;
1331 }
1332
1333 if (mclk <= pi->mvdd_split_frequency) {
1334 voltage->index = eg_pi->mvdd_low_index;
1335 voltage->value = cpu_to_be16(MVDD_LOW_VALUE);
1336 } else {
1337 voltage->index = eg_pi->mvdd_high_index;
1338 voltage->value = cpu_to_be16(MVDD_HIGH_VALUE);
1339 }
1340}
1341
1342static int ni_get_std_voltage_value(struct radeon_device *rdev,
1343 NISLANDS_SMC_VOLTAGE_VALUE *voltage,
1344 u16 *std_voltage)
1345{
1346 if (rdev->pm.dpm.dyn_state.cac_leakage_table.entries &&
1347 ((u32)voltage->index < rdev->pm.dpm.dyn_state.cac_leakage_table.count))
1348 *std_voltage = rdev->pm.dpm.dyn_state.cac_leakage_table.entries[voltage->index].vddc;
1349 else
1350 *std_voltage = be16_to_cpu(voltage->value);
1351
1352 return 0;
1353}
1354
1355static void ni_populate_std_voltage_value(struct radeon_device *rdev,
1356 u16 value, u8 index,
1357 NISLANDS_SMC_VOLTAGE_VALUE *voltage)
1358{
1359 voltage->index = index;
1360 voltage->value = cpu_to_be16(value);
1361}
1362
1363static u32 ni_get_smc_power_scaling_factor(struct radeon_device *rdev)
1364{
1365 u32 xclk_period;
1366 u32 xclk = radeon_get_xclk(rdev);
1367 u32 tmp = RREG32(CG_CAC_CTRL) & TID_CNT_MASK;
1368
1369 xclk_period = (1000000000UL / xclk);
1370 xclk_period /= 10000UL;
1371
1372 return tmp * xclk_period;
1373}
1374
1375static u32 ni_scale_power_for_smc(u32 power_in_watts, u32 scaling_factor)
1376{
1377 return (power_in_watts * scaling_factor) << 2;
1378}
1379
1380static u32 ni_calculate_power_boost_limit(struct radeon_device *rdev,
1381 struct radeon_ps *radeon_state,
1382 u32 near_tdp_limit)
1383{
1384 struct ni_ps *state = ni_get_ps(radeon_state);
1385 struct evergreen_power_info *eg_pi = evergreen_get_pi(rdev);
1386 struct ni_power_info *ni_pi = ni_get_pi(rdev);
1387 u32 power_boost_limit = 0;
1388 int ret;
1389
1390 if (ni_pi->enable_power_containment &&
1391 ni_pi->use_power_boost_limit) {
1392 NISLANDS_SMC_VOLTAGE_VALUE vddc;
1393 u16 std_vddc_med;
1394 u16 std_vddc_high;
1395 u64 tmp, n, d;
1396
1397 if (state->performance_level_count < 3)
1398 return 0;
1399
1400 ret = ni_populate_voltage_value(rdev, &eg_pi->vddc_voltage_table,
1401 state->performance_levels[state->performance_level_count - 2].vddc,
1402 &vddc);
1403 if (ret)
1404 return 0;
1405
1406 ret = ni_get_std_voltage_value(rdev, &vddc, &std_vddc_med);
1407 if (ret)
1408 return 0;
1409
1410 ret = ni_populate_voltage_value(rdev, &eg_pi->vddc_voltage_table,
1411 state->performance_levels[state->performance_level_count - 1].vddc,
1412 &vddc);
1413 if (ret)
1414 return 0;
1415
1416 ret = ni_get_std_voltage_value(rdev, &vddc, &std_vddc_high);
1417 if (ret)
1418 return 0;
1419
1420 n = ((u64)near_tdp_limit * ((u64)std_vddc_med * (u64)std_vddc_med) * 90);
1421 d = ((u64)std_vddc_high * (u64)std_vddc_high * 100);
1422 tmp = div64_u64(n, d);
1423
1424 if (tmp >> 32)
1425 return 0;
1426 power_boost_limit = (u32)tmp;
1427 }
1428
1429 return power_boost_limit;
1430}
1431
1432static int ni_calculate_adjusted_tdp_limits(struct radeon_device *rdev,
1433 bool adjust_polarity,
1434 u32 tdp_adjustment,
1435 u32 *tdp_limit,
1436 u32 *near_tdp_limit)
1437{
1438 if (tdp_adjustment > (u32)rdev->pm.dpm.tdp_od_limit)
1439 return -EINVAL;
1440
1441 if (adjust_polarity) {
1442 *tdp_limit = ((100 + tdp_adjustment) * rdev->pm.dpm.tdp_limit) / 100;
1443 *near_tdp_limit = rdev->pm.dpm.near_tdp_limit + (*tdp_limit - rdev->pm.dpm.tdp_limit);
1444 } else {
1445 *tdp_limit = ((100 - tdp_adjustment) * rdev->pm.dpm.tdp_limit) / 100;
1446 *near_tdp_limit = rdev->pm.dpm.near_tdp_limit - (rdev->pm.dpm.tdp_limit - *tdp_limit);
1447 }
1448
1449 return 0;
1450}
1451
1452static int ni_populate_smc_tdp_limits(struct radeon_device *rdev,
1453 struct radeon_ps *radeon_state)
1454{
1455 struct rv7xx_power_info *pi = rv770_get_pi(rdev);
1456 struct ni_power_info *ni_pi = ni_get_pi(rdev);
1457
1458 if (ni_pi->enable_power_containment) {
1459 NISLANDS_SMC_STATETABLE *smc_table = &ni_pi->smc_statetable;
1460 u32 scaling_factor = ni_get_smc_power_scaling_factor(rdev);
1461 u32 tdp_limit;
1462 u32 near_tdp_limit;
1463 u32 power_boost_limit;
1464 int ret;
1465
1466 if (scaling_factor == 0)
1467 return -EINVAL;
1468
1469 memset(smc_table, 0, sizeof(NISLANDS_SMC_STATETABLE));
1470
1471 ret = ni_calculate_adjusted_tdp_limits(rdev,
1472 false, /* ??? */
1473 rdev->pm.dpm.tdp_adjustment,
1474 &tdp_limit,
1475 &near_tdp_limit);
1476 if (ret)
1477 return ret;
1478
1479 power_boost_limit = ni_calculate_power_boost_limit(rdev, radeon_state,
1480 near_tdp_limit);
1481
1482 smc_table->dpm2Params.TDPLimit =
1483 cpu_to_be32(ni_scale_power_for_smc(tdp_limit, scaling_factor));
1484 smc_table->dpm2Params.NearTDPLimit =
1485 cpu_to_be32(ni_scale_power_for_smc(near_tdp_limit, scaling_factor));
1486 smc_table->dpm2Params.SafePowerLimit =
1487 cpu_to_be32(ni_scale_power_for_smc((near_tdp_limit * NISLANDS_DPM2_TDP_SAFE_LIMIT_PERCENT) / 100,
1488 scaling_factor));
1489 smc_table->dpm2Params.PowerBoostLimit =
1490 cpu_to_be32(ni_scale_power_for_smc(power_boost_limit, scaling_factor));
1491
1492 ret = rv770_copy_bytes_to_smc(rdev,
1493 (u16)(pi->state_table_start + offsetof(NISLANDS_SMC_STATETABLE, dpm2Params) +
1494 offsetof(PP_NIslands_DPM2Parameters, TDPLimit)),
1495 (u8 *)(&smc_table->dpm2Params.TDPLimit),
1496 sizeof(u32) * 4, pi->sram_end);
1497 if (ret)
1498 return ret;
1499 }
1500
1501 return 0;
1502}
1503
1504int ni_copy_and_switch_arb_sets(struct radeon_device *rdev,
1505 u32 arb_freq_src, u32 arb_freq_dest)
1506{
1507 u32 mc_arb_dram_timing;
1508 u32 mc_arb_dram_timing2;
1509 u32 burst_time;
1510 u32 mc_cg_config;
1511
1512 switch (arb_freq_src) {
1513 case MC_CG_ARB_FREQ_F0:
1514 mc_arb_dram_timing = RREG32(MC_ARB_DRAM_TIMING);
1515 mc_arb_dram_timing2 = RREG32(MC_ARB_DRAM_TIMING2);
1516 burst_time = (RREG32(MC_ARB_BURST_TIME) & STATE0_MASK) >> STATE0_SHIFT;
1517 break;
1518 case MC_CG_ARB_FREQ_F1:
1519 mc_arb_dram_timing = RREG32(MC_ARB_DRAM_TIMING_1);
1520 mc_arb_dram_timing2 = RREG32(MC_ARB_DRAM_TIMING2_1);
1521 burst_time = (RREG32(MC_ARB_BURST_TIME) & STATE1_MASK) >> STATE1_SHIFT;
1522 break;
1523 case MC_CG_ARB_FREQ_F2:
1524 mc_arb_dram_timing = RREG32(MC_ARB_DRAM_TIMING_2);
1525 mc_arb_dram_timing2 = RREG32(MC_ARB_DRAM_TIMING2_2);
1526 burst_time = (RREG32(MC_ARB_BURST_TIME) & STATE2_MASK) >> STATE2_SHIFT;
1527 break;
1528 case MC_CG_ARB_FREQ_F3:
1529 mc_arb_dram_timing = RREG32(MC_ARB_DRAM_TIMING_3);
1530 mc_arb_dram_timing2 = RREG32(MC_ARB_DRAM_TIMING2_3);
1531 burst_time = (RREG32(MC_ARB_BURST_TIME) & STATE3_MASK) >> STATE3_SHIFT;
1532 break;
1533 default:
1534 return -EINVAL;
1535 }
1536
1537 switch (arb_freq_dest) {
1538 case MC_CG_ARB_FREQ_F0:
1539 WREG32(MC_ARB_DRAM_TIMING, mc_arb_dram_timing);
1540 WREG32(MC_ARB_DRAM_TIMING2, mc_arb_dram_timing2);
1541 WREG32_P(MC_ARB_BURST_TIME, STATE0(burst_time), ~STATE0_MASK);
1542 break;
1543 case MC_CG_ARB_FREQ_F1:
1544 WREG32(MC_ARB_DRAM_TIMING_1, mc_arb_dram_timing);
1545 WREG32(MC_ARB_DRAM_TIMING2_1, mc_arb_dram_timing2);
1546 WREG32_P(MC_ARB_BURST_TIME, STATE1(burst_time), ~STATE1_MASK);
1547 break;
1548 case MC_CG_ARB_FREQ_F2:
1549 WREG32(MC_ARB_DRAM_TIMING_2, mc_arb_dram_timing);
1550 WREG32(MC_ARB_DRAM_TIMING2_2, mc_arb_dram_timing2);
1551 WREG32_P(MC_ARB_BURST_TIME, STATE2(burst_time), ~STATE2_MASK);
1552 break;
1553 case MC_CG_ARB_FREQ_F3:
1554 WREG32(MC_ARB_DRAM_TIMING_3, mc_arb_dram_timing);
1555 WREG32(MC_ARB_DRAM_TIMING2_3, mc_arb_dram_timing2);
1556 WREG32_P(MC_ARB_BURST_TIME, STATE3(burst_time), ~STATE3_MASK);
1557 break;
1558 default:
1559 return -EINVAL;
1560 }
1561
1562 mc_cg_config = RREG32(MC_CG_CONFIG) | 0x0000000F;
1563 WREG32(MC_CG_CONFIG, mc_cg_config);
1564 WREG32_P(MC_ARB_CG, CG_ARB_REQ(arb_freq_dest), ~CG_ARB_REQ_MASK);
1565
1566 return 0;
1567}
1568
1569static int ni_init_arb_table_index(struct radeon_device *rdev)
1570{
1571 struct rv7xx_power_info *pi = rv770_get_pi(rdev);
1572 struct ni_power_info *ni_pi = ni_get_pi(rdev);
1573 u32 tmp;
1574 int ret;
1575
1576 ret = rv770_read_smc_sram_dword(rdev, ni_pi->arb_table_start,
1577 &tmp, pi->sram_end);
1578 if (ret)
1579 return ret;
1580
1581 tmp &= 0x00FFFFFF;
1582 tmp |= ((u32)MC_CG_ARB_FREQ_F1) << 24;
1583
1584 return rv770_write_smc_sram_dword(rdev, ni_pi->arb_table_start,
1585 tmp, pi->sram_end);
1586}
1587
1588static int ni_initial_switch_from_arb_f0_to_f1(struct radeon_device *rdev)
1589{
1590 return ni_copy_and_switch_arb_sets(rdev, MC_CG_ARB_FREQ_F0, MC_CG_ARB_FREQ_F1);
1591}
1592
1593static int ni_force_switch_to_arb_f0(struct radeon_device *rdev)
1594{
1595 struct rv7xx_power_info *pi = rv770_get_pi(rdev);
1596 struct ni_power_info *ni_pi = ni_get_pi(rdev);
1597 u32 tmp;
1598 int ret;
1599
1600 ret = rv770_read_smc_sram_dword(rdev, ni_pi->arb_table_start,
1601 &tmp, pi->sram_end);
1602 if (ret)
1603 return ret;
1604
1605 tmp = (tmp >> 24) & 0xff;
1606
1607 if (tmp == MC_CG_ARB_FREQ_F0)
1608 return 0;
1609
1610 return ni_copy_and_switch_arb_sets(rdev, tmp, MC_CG_ARB_FREQ_F0);
1611}
1612
1613static int ni_populate_memory_timing_parameters(struct radeon_device *rdev,
1614 struct rv7xx_pl *pl,
1615 SMC_NIslands_MCArbDramTimingRegisterSet *arb_regs)
1616{
1617 u32 dram_timing;
1618 u32 dram_timing2;
1619
1620 arb_regs->mc_arb_rfsh_rate =
1621 (u8)rv770_calculate_memory_refresh_rate(rdev, pl->sclk);
1622
1623
1624 radeon_atom_set_engine_dram_timings(rdev, pl->sclk, pl->mclk);
1625
1626 dram_timing = RREG32(MC_ARB_DRAM_TIMING);
1627 dram_timing2 = RREG32(MC_ARB_DRAM_TIMING2);
1628
1629 arb_regs->mc_arb_dram_timing = cpu_to_be32(dram_timing);
1630 arb_regs->mc_arb_dram_timing2 = cpu_to_be32(dram_timing2);
1631
1632 return 0;
1633}
1634
1635static int ni_do_program_memory_timing_parameters(struct radeon_device *rdev,
1636 struct radeon_ps *radeon_state,
1637 unsigned int first_arb_set)
1638{
1639 struct rv7xx_power_info *pi = rv770_get_pi(rdev);
1640 struct ni_power_info *ni_pi = ni_get_pi(rdev);
1641 struct ni_ps *state = ni_get_ps(radeon_state);
1642 SMC_NIslands_MCArbDramTimingRegisterSet arb_regs = { 0 };
1643 int i, ret = 0;
1644
1645 for (i = 0; i < state->performance_level_count; i++) {
1646 ret = ni_populate_memory_timing_parameters(rdev, &state->performance_levels[i], &arb_regs);
1647 if (ret)
1648 break;
1649
1650 ret = rv770_copy_bytes_to_smc(rdev,
1651 (u16)(ni_pi->arb_table_start +
1652 offsetof(SMC_NIslands_MCArbDramTimingRegisters, data) +
1653 sizeof(SMC_NIslands_MCArbDramTimingRegisterSet) * (first_arb_set + i)),
1654 (u8 *)&arb_regs,
1655 (u16)sizeof(SMC_NIslands_MCArbDramTimingRegisterSet),
1656 pi->sram_end);
1657 if (ret)
1658 break;
1659 }
1660 return ret;
1661}
1662
1663static int ni_program_memory_timing_parameters(struct radeon_device *rdev,
1664 struct radeon_ps *radeon_new_state)
1665{
1666 return ni_do_program_memory_timing_parameters(rdev, radeon_new_state,
1667 NISLANDS_DRIVER_STATE_ARB_INDEX);
1668}
1669
1670static void ni_populate_initial_mvdd_value(struct radeon_device *rdev,
1671 struct NISLANDS_SMC_VOLTAGE_VALUE *voltage)
1672{
1673 struct evergreen_power_info *eg_pi = evergreen_get_pi(rdev);
1674
1675 voltage->index = eg_pi->mvdd_high_index;
1676 voltage->value = cpu_to_be16(MVDD_HIGH_VALUE);
1677}
1678
1679static int ni_populate_smc_initial_state(struct radeon_device *rdev,
1680 struct radeon_ps *radeon_initial_state,
1681 NISLANDS_SMC_STATETABLE *table)
1682{
1683 struct ni_ps *initial_state = ni_get_ps(radeon_initial_state);
1684 struct rv7xx_power_info *pi = rv770_get_pi(rdev);
1685 struct evergreen_power_info *eg_pi = evergreen_get_pi(rdev);
1686 struct ni_power_info *ni_pi = ni_get_pi(rdev);
1687 u32 reg;
1688 int ret;
1689
1690 table->initialState.level.mclk.vMPLL_AD_FUNC_CNTL =
1691 cpu_to_be32(ni_pi->clock_registers.mpll_ad_func_cntl);
1692 table->initialState.level.mclk.vMPLL_AD_FUNC_CNTL_2 =
1693 cpu_to_be32(ni_pi->clock_registers.mpll_ad_func_cntl_2);
1694 table->initialState.level.mclk.vMPLL_DQ_FUNC_CNTL =
1695 cpu_to_be32(ni_pi->clock_registers.mpll_dq_func_cntl);
1696 table->initialState.level.mclk.vMPLL_DQ_FUNC_CNTL_2 =
1697 cpu_to_be32(ni_pi->clock_registers.mpll_dq_func_cntl_2);
1698 table->initialState.level.mclk.vMCLK_PWRMGT_CNTL =
1699 cpu_to_be32(ni_pi->clock_registers.mclk_pwrmgt_cntl);
1700 table->initialState.level.mclk.vDLL_CNTL =
1701 cpu_to_be32(ni_pi->clock_registers.dll_cntl);
1702 table->initialState.level.mclk.vMPLL_SS =
1703 cpu_to_be32(ni_pi->clock_registers.mpll_ss1);
1704 table->initialState.level.mclk.vMPLL_SS2 =
1705 cpu_to_be32(ni_pi->clock_registers.mpll_ss2);
1706 table->initialState.level.mclk.mclk_value =
1707 cpu_to_be32(initial_state->performance_levels[0].mclk);
1708
1709 table->initialState.level.sclk.vCG_SPLL_FUNC_CNTL =
1710 cpu_to_be32(ni_pi->clock_registers.cg_spll_func_cntl);
1711 table->initialState.level.sclk.vCG_SPLL_FUNC_CNTL_2 =
1712 cpu_to_be32(ni_pi->clock_registers.cg_spll_func_cntl_2);
1713 table->initialState.level.sclk.vCG_SPLL_FUNC_CNTL_3 =
1714 cpu_to_be32(ni_pi->clock_registers.cg_spll_func_cntl_3);
1715 table->initialState.level.sclk.vCG_SPLL_FUNC_CNTL_4 =
1716 cpu_to_be32(ni_pi->clock_registers.cg_spll_func_cntl_4);
1717 table->initialState.level.sclk.vCG_SPLL_SPREAD_SPECTRUM =
1718 cpu_to_be32(ni_pi->clock_registers.cg_spll_spread_spectrum);
1719 table->initialState.level.sclk.vCG_SPLL_SPREAD_SPECTRUM_2 =
1720 cpu_to_be32(ni_pi->clock_registers.cg_spll_spread_spectrum_2);
1721 table->initialState.level.sclk.sclk_value =
1722 cpu_to_be32(initial_state->performance_levels[0].sclk);
1723 table->initialState.level.arbRefreshState =
1724 NISLANDS_INITIAL_STATE_ARB_INDEX;
1725
1726 table->initialState.level.ACIndex = 0;
1727
1728 ret = ni_populate_voltage_value(rdev, &eg_pi->vddc_voltage_table,
1729 initial_state->performance_levels[0].vddc,
1730 &table->initialState.level.vddc);
1731 if (!ret) {
1732 u16 std_vddc;
1733
1734 ret = ni_get_std_voltage_value(rdev,
1735 &table->initialState.level.vddc,
1736 &std_vddc);
1737 if (!ret)
1738 ni_populate_std_voltage_value(rdev, std_vddc,
1739 table->initialState.level.vddc.index,
1740 &table->initialState.level.std_vddc);
1741 }
1742
1743 if (eg_pi->vddci_control)
1744 ni_populate_voltage_value(rdev,
1745 &eg_pi->vddci_voltage_table,
1746 initial_state->performance_levels[0].vddci,
1747 &table->initialState.level.vddci);
1748
1749 ni_populate_initial_mvdd_value(rdev, &table->initialState.level.mvdd);
1750
1751 reg = CG_R(0xffff) | CG_L(0);
1752 table->initialState.level.aT = cpu_to_be32(reg);
1753
1754 table->initialState.level.bSP = cpu_to_be32(pi->dsp);
1755
1756 if (pi->boot_in_gen2)
1757 table->initialState.level.gen2PCIE = 1;
1758 else
1759 table->initialState.level.gen2PCIE = 0;
1760
1761 if (pi->mem_gddr5) {
1762 table->initialState.level.strobeMode =
1763 cypress_get_strobe_mode_settings(rdev,
1764 initial_state->performance_levels[0].mclk);
1765
1766 if (initial_state->performance_levels[0].mclk > pi->mclk_edc_enable_threshold)
1767 table->initialState.level.mcFlags = NISLANDS_SMC_MC_EDC_RD_FLAG | NISLANDS_SMC_MC_EDC_WR_FLAG;
1768 else
1769 table->initialState.level.mcFlags = 0;
1770 }
1771
1772 table->initialState.levelCount = 1;
1773
1774 table->initialState.flags |= PPSMC_SWSTATE_FLAG_DC;
1775
1776 table->initialState.level.dpm2.MaxPS = 0;
1777 table->initialState.level.dpm2.NearTDPDec = 0;
1778 table->initialState.level.dpm2.AboveSafeInc = 0;
1779 table->initialState.level.dpm2.BelowSafeInc = 0;
1780
1781 reg = MIN_POWER_MASK | MAX_POWER_MASK;
1782 table->initialState.level.SQPowerThrottle = cpu_to_be32(reg);
1783
1784 reg = MAX_POWER_DELTA_MASK | STI_SIZE_MASK | LTI_RATIO_MASK;
1785 table->initialState.level.SQPowerThrottle_2 = cpu_to_be32(reg);
1786
1787 return 0;
1788}
1789
1790static int ni_populate_smc_acpi_state(struct radeon_device *rdev,
1791 NISLANDS_SMC_STATETABLE *table)
1792{
1793 struct rv7xx_power_info *pi = rv770_get_pi(rdev);
1794 struct evergreen_power_info *eg_pi = evergreen_get_pi(rdev);
1795 struct ni_power_info *ni_pi = ni_get_pi(rdev);
1796 u32 mpll_ad_func_cntl = ni_pi->clock_registers.mpll_ad_func_cntl;
1797 u32 mpll_ad_func_cntl_2 = ni_pi->clock_registers.mpll_ad_func_cntl_2;
1798 u32 mpll_dq_func_cntl = ni_pi->clock_registers.mpll_dq_func_cntl;
1799 u32 mpll_dq_func_cntl_2 = ni_pi->clock_registers.mpll_dq_func_cntl_2;
1800 u32 spll_func_cntl = ni_pi->clock_registers.cg_spll_func_cntl;
1801 u32 spll_func_cntl_2 = ni_pi->clock_registers.cg_spll_func_cntl_2;
1802 u32 spll_func_cntl_3 = ni_pi->clock_registers.cg_spll_func_cntl_3;
1803 u32 spll_func_cntl_4 = ni_pi->clock_registers.cg_spll_func_cntl_4;
1804 u32 mclk_pwrmgt_cntl = ni_pi->clock_registers.mclk_pwrmgt_cntl;
1805 u32 dll_cntl = ni_pi->clock_registers.dll_cntl;
1806 u32 reg;
1807 int ret;
1808
1809 table->ACPIState = table->initialState;
1810
1811 table->ACPIState.flags &= ~PPSMC_SWSTATE_FLAG_DC;
1812
1813 if (pi->acpi_vddc) {
1814 ret = ni_populate_voltage_value(rdev,
1815 &eg_pi->vddc_voltage_table,
1816 pi->acpi_vddc, &table->ACPIState.level.vddc);
1817 if (!ret) {
1818 u16 std_vddc;
1819
1820 ret = ni_get_std_voltage_value(rdev,
1821 &table->ACPIState.level.vddc, &std_vddc);
1822 if (!ret)
1823 ni_populate_std_voltage_value(rdev, std_vddc,
1824 table->ACPIState.level.vddc.index,
1825 &table->ACPIState.level.std_vddc);
1826 }
1827
1828 if (pi->pcie_gen2) {
1829 if (pi->acpi_pcie_gen2)
1830 table->ACPIState.level.gen2PCIE = 1;
1831 else
1832 table->ACPIState.level.gen2PCIE = 0;
1833 } else {
1834 table->ACPIState.level.gen2PCIE = 0;
1835 }
1836 } else {
1837 ret = ni_populate_voltage_value(rdev,
1838 &eg_pi->vddc_voltage_table,
1839 pi->min_vddc_in_table,
1840 &table->ACPIState.level.vddc);
1841 if (!ret) {
1842 u16 std_vddc;
1843
1844 ret = ni_get_std_voltage_value(rdev,
1845 &table->ACPIState.level.vddc,
1846 &std_vddc);
1847 if (!ret)
1848 ni_populate_std_voltage_value(rdev, std_vddc,
1849 table->ACPIState.level.vddc.index,
1850 &table->ACPIState.level.std_vddc);
1851 }
1852 table->ACPIState.level.gen2PCIE = 0;
1853 }
1854
1855 if (eg_pi->acpi_vddci) {
1856 if (eg_pi->vddci_control)
1857 ni_populate_voltage_value(rdev,
1858 &eg_pi->vddci_voltage_table,
1859 eg_pi->acpi_vddci,
1860 &table->ACPIState.level.vddci);
1861 }
1862
1863
1864 mpll_ad_func_cntl &= ~PDNB;
1865
1866 mpll_ad_func_cntl_2 |= BIAS_GEN_PDNB | RESET_EN;
1867
1868 if (pi->mem_gddr5)
1869 mpll_dq_func_cntl &= ~PDNB;
1870 mpll_dq_func_cntl_2 |= BIAS_GEN_PDNB | RESET_EN | BYPASS;
1871
1872
1873 mclk_pwrmgt_cntl |= (MRDCKA0_RESET |
1874 MRDCKA1_RESET |
1875 MRDCKB0_RESET |
1876 MRDCKB1_RESET |
1877 MRDCKC0_RESET |
1878 MRDCKC1_RESET |
1879 MRDCKD0_RESET |
1880 MRDCKD1_RESET);
1881
1882 mclk_pwrmgt_cntl &= ~(MRDCKA0_PDNB |
1883 MRDCKA1_PDNB |
1884 MRDCKB0_PDNB |
1885 MRDCKB1_PDNB |
1886 MRDCKC0_PDNB |
1887 MRDCKC1_PDNB |
1888 MRDCKD0_PDNB |
1889 MRDCKD1_PDNB);
1890
1891 dll_cntl |= (MRDCKA0_BYPASS |
1892 MRDCKA1_BYPASS |
1893 MRDCKB0_BYPASS |
1894 MRDCKB1_BYPASS |
1895 MRDCKC0_BYPASS |
1896 MRDCKC1_BYPASS |
1897 MRDCKD0_BYPASS |
1898 MRDCKD1_BYPASS);
1899
1900 spll_func_cntl_2 &= ~SCLK_MUX_SEL_MASK;
1901 spll_func_cntl_2 |= SCLK_MUX_SEL(4);
1902
1903 table->ACPIState.level.mclk.vMPLL_AD_FUNC_CNTL = cpu_to_be32(mpll_ad_func_cntl);
1904 table->ACPIState.level.mclk.vMPLL_AD_FUNC_CNTL_2 = cpu_to_be32(mpll_ad_func_cntl_2);
1905 table->ACPIState.level.mclk.vMPLL_DQ_FUNC_CNTL = cpu_to_be32(mpll_dq_func_cntl);
1906 table->ACPIState.level.mclk.vMPLL_DQ_FUNC_CNTL_2 = cpu_to_be32(mpll_dq_func_cntl_2);
1907 table->ACPIState.level.mclk.vMCLK_PWRMGT_CNTL = cpu_to_be32(mclk_pwrmgt_cntl);
1908 table->ACPIState.level.mclk.vDLL_CNTL = cpu_to_be32(dll_cntl);
1909
1910 table->ACPIState.level.mclk.mclk_value = 0;
1911
1912 table->ACPIState.level.sclk.vCG_SPLL_FUNC_CNTL = cpu_to_be32(spll_func_cntl);
1913 table->ACPIState.level.sclk.vCG_SPLL_FUNC_CNTL_2 = cpu_to_be32(spll_func_cntl_2);
1914 table->ACPIState.level.sclk.vCG_SPLL_FUNC_CNTL_3 = cpu_to_be32(spll_func_cntl_3);
1915 table->ACPIState.level.sclk.vCG_SPLL_FUNC_CNTL_4 = cpu_to_be32(spll_func_cntl_4);
1916
1917 table->ACPIState.level.sclk.sclk_value = 0;
1918
1919 ni_populate_mvdd_value(rdev, 0, &table->ACPIState.level.mvdd);
1920
1921 if (eg_pi->dynamic_ac_timing)
1922 table->ACPIState.level.ACIndex = 1;
1923
1924 table->ACPIState.level.dpm2.MaxPS = 0;
1925 table->ACPIState.level.dpm2.NearTDPDec = 0;
1926 table->ACPIState.level.dpm2.AboveSafeInc = 0;
1927 table->ACPIState.level.dpm2.BelowSafeInc = 0;
1928
1929 reg = MIN_POWER_MASK | MAX_POWER_MASK;
1930 table->ACPIState.level.SQPowerThrottle = cpu_to_be32(reg);
1931
1932 reg = MAX_POWER_DELTA_MASK | STI_SIZE_MASK | LTI_RATIO_MASK;
1933 table->ACPIState.level.SQPowerThrottle_2 = cpu_to_be32(reg);
1934
1935 return 0;
1936}
1937
1938static int ni_init_smc_table(struct radeon_device *rdev)
1939{
1940 struct rv7xx_power_info *pi = rv770_get_pi(rdev);
1941 struct ni_power_info *ni_pi = ni_get_pi(rdev);
1942 int ret;
1943 struct radeon_ps *radeon_boot_state = rdev->pm.dpm.boot_ps;
1944 NISLANDS_SMC_STATETABLE *table = &ni_pi->smc_statetable;
1945
1946 memset(table, 0, sizeof(NISLANDS_SMC_STATETABLE));
1947
1948 ni_populate_smc_voltage_tables(rdev, table);
1949
1950 switch (rdev->pm.int_thermal_type) {
1951 case THERMAL_TYPE_NI:
1952 case THERMAL_TYPE_EMC2103_WITH_INTERNAL:
1953 table->thermalProtectType = PPSMC_THERMAL_PROTECT_TYPE_INTERNAL;
1954 break;
1955 case THERMAL_TYPE_NONE:
1956 table->thermalProtectType = PPSMC_THERMAL_PROTECT_TYPE_NONE;
1957 break;
1958 default:
1959 table->thermalProtectType = PPSMC_THERMAL_PROTECT_TYPE_EXTERNAL;
1960 break;
1961 }
1962
1963 if (rdev->pm.dpm.platform_caps & ATOM_PP_PLATFORM_CAP_HARDWAREDC)
1964 table->systemFlags |= PPSMC_SYSTEMFLAG_GPIO_DC;
1965
1966 if (rdev->pm.dpm.platform_caps & ATOM_PP_PLATFORM_CAP_REGULATOR_HOT)
1967 table->systemFlags |= PPSMC_SYSTEMFLAG_REGULATOR_HOT;
1968
1969 if (rdev->pm.dpm.platform_caps & ATOM_PP_PLATFORM_CAP_STEPVDDC)
1970 table->systemFlags |= PPSMC_SYSTEMFLAG_STEPVDDC;
1971
1972 if (pi->mem_gddr5)
1973 table->systemFlags |= PPSMC_SYSTEMFLAG_GDDR5;
1974
1975 ret = ni_populate_smc_initial_state(rdev, radeon_boot_state, table);
1976 if (ret)
1977 return ret;
1978
1979 ret = ni_populate_smc_acpi_state(rdev, table);
1980 if (ret)
1981 return ret;
1982
1983 table->driverState.flags = table->initialState.flags;
1984 table->driverState.levelCount = table->initialState.levelCount;
1985 table->driverState.levels[0] = table->initialState.level;
1986
1987 table->ULVState = table->initialState;
1988
1989 ret = ni_do_program_memory_timing_parameters(rdev, radeon_boot_state,
1990 NISLANDS_INITIAL_STATE_ARB_INDEX);
1991 if (ret)
1992 return ret;
1993
1994 return rv770_copy_bytes_to_smc(rdev, pi->state_table_start, (u8 *)table,
1995 sizeof(NISLANDS_SMC_STATETABLE), pi->sram_end);
1996}
1997
1998static int ni_calculate_sclk_params(struct radeon_device *rdev,
1999 u32 engine_clock,
2000 NISLANDS_SMC_SCLK_VALUE *sclk)
2001{
2002 struct rv7xx_power_info *pi = rv770_get_pi(rdev);
2003 struct ni_power_info *ni_pi = ni_get_pi(rdev);
2004 struct atom_clock_dividers dividers;
2005 u32 spll_func_cntl = ni_pi->clock_registers.cg_spll_func_cntl;
2006 u32 spll_func_cntl_2 = ni_pi->clock_registers.cg_spll_func_cntl_2;
2007 u32 spll_func_cntl_3 = ni_pi->clock_registers.cg_spll_func_cntl_3;
2008 u32 spll_func_cntl_4 = ni_pi->clock_registers.cg_spll_func_cntl_4;
2009 u32 cg_spll_spread_spectrum = ni_pi->clock_registers.cg_spll_spread_spectrum;
2010 u32 cg_spll_spread_spectrum_2 = ni_pi->clock_registers.cg_spll_spread_spectrum_2;
2011 u64 tmp;
2012 u32 reference_clock = rdev->clock.spll.reference_freq;
2013 u32 reference_divider;
2014 u32 fbdiv;
2015 int ret;
2016
2017 ret = radeon_atom_get_clock_dividers(rdev, COMPUTE_ENGINE_PLL_PARAM,
2018 engine_clock, false, ÷rs);
2019 if (ret)
2020 return ret;
2021
2022 reference_divider = 1 + dividers.ref_div;
2023
2024
2025 tmp = (u64) engine_clock * reference_divider * dividers.post_div * 16834;
2026 do_div(tmp, reference_clock);
2027 fbdiv = (u32) tmp;
2028
2029 spll_func_cntl &= ~(SPLL_PDIV_A_MASK | SPLL_REF_DIV_MASK);
2030 spll_func_cntl |= SPLL_REF_DIV(dividers.ref_div);
2031 spll_func_cntl |= SPLL_PDIV_A(dividers.post_div);
2032
2033 spll_func_cntl_2 &= ~SCLK_MUX_SEL_MASK;
2034 spll_func_cntl_2 |= SCLK_MUX_SEL(2);
2035
2036 spll_func_cntl_3 &= ~SPLL_FB_DIV_MASK;
2037 spll_func_cntl_3 |= SPLL_FB_DIV(fbdiv);
2038 spll_func_cntl_3 |= SPLL_DITHEN;
2039
2040 if (pi->sclk_ss) {
2041 struct radeon_atom_ss ss;
2042 u32 vco_freq = engine_clock * dividers.post_div;
2043
2044 if (radeon_atombios_get_asic_ss_info(rdev, &ss,
2045 ASIC_INTERNAL_ENGINE_SS, vco_freq)) {
2046 u32 clk_s = reference_clock * 5 / (reference_divider * ss.rate);
2047 u32 clk_v = 4 * ss.percentage * fbdiv / (clk_s * 10000);
2048
2049 cg_spll_spread_spectrum &= ~CLK_S_MASK;
2050 cg_spll_spread_spectrum |= CLK_S(clk_s);
2051 cg_spll_spread_spectrum |= SSEN;
2052
2053 cg_spll_spread_spectrum_2 &= ~CLK_V_MASK;
2054 cg_spll_spread_spectrum_2 |= CLK_V(clk_v);
2055 }
2056 }
2057
2058 sclk->sclk_value = engine_clock;
2059 sclk->vCG_SPLL_FUNC_CNTL = spll_func_cntl;
2060 sclk->vCG_SPLL_FUNC_CNTL_2 = spll_func_cntl_2;
2061 sclk->vCG_SPLL_FUNC_CNTL_3 = spll_func_cntl_3;
2062 sclk->vCG_SPLL_FUNC_CNTL_4 = spll_func_cntl_4;
2063 sclk->vCG_SPLL_SPREAD_SPECTRUM = cg_spll_spread_spectrum;
2064 sclk->vCG_SPLL_SPREAD_SPECTRUM_2 = cg_spll_spread_spectrum_2;
2065
2066 return 0;
2067}
2068
2069static int ni_populate_sclk_value(struct radeon_device *rdev,
2070 u32 engine_clock,
2071 NISLANDS_SMC_SCLK_VALUE *sclk)
2072{
2073 NISLANDS_SMC_SCLK_VALUE sclk_tmp;
2074 int ret;
2075
2076 ret = ni_calculate_sclk_params(rdev, engine_clock, &sclk_tmp);
2077 if (!ret) {
2078 sclk->sclk_value = cpu_to_be32(sclk_tmp.sclk_value);
2079 sclk->vCG_SPLL_FUNC_CNTL = cpu_to_be32(sclk_tmp.vCG_SPLL_FUNC_CNTL);
2080 sclk->vCG_SPLL_FUNC_CNTL_2 = cpu_to_be32(sclk_tmp.vCG_SPLL_FUNC_CNTL_2);
2081 sclk->vCG_SPLL_FUNC_CNTL_3 = cpu_to_be32(sclk_tmp.vCG_SPLL_FUNC_CNTL_3);
2082 sclk->vCG_SPLL_FUNC_CNTL_4 = cpu_to_be32(sclk_tmp.vCG_SPLL_FUNC_CNTL_4);
2083 sclk->vCG_SPLL_SPREAD_SPECTRUM = cpu_to_be32(sclk_tmp.vCG_SPLL_SPREAD_SPECTRUM);
2084 sclk->vCG_SPLL_SPREAD_SPECTRUM_2 = cpu_to_be32(sclk_tmp.vCG_SPLL_SPREAD_SPECTRUM_2);
2085 }
2086
2087 return ret;
2088}
2089
2090static int ni_init_smc_spll_table(struct radeon_device *rdev)
2091{
2092 struct rv7xx_power_info *pi = rv770_get_pi(rdev);
2093 struct ni_power_info *ni_pi = ni_get_pi(rdev);
2094 SMC_NISLANDS_SPLL_DIV_TABLE *spll_table;
2095 NISLANDS_SMC_SCLK_VALUE sclk_params;
2096 u32 fb_div;
2097 u32 p_div;
2098 u32 clk_s;
2099 u32 clk_v;
2100 u32 sclk = 0;
2101 int i, ret;
2102 u32 tmp;
2103
2104 if (ni_pi->spll_table_start == 0)
2105 return -EINVAL;
2106
2107 spll_table = kzalloc(sizeof(SMC_NISLANDS_SPLL_DIV_TABLE), GFP_KERNEL);
2108 if (spll_table == NULL)
2109 return -ENOMEM;
2110
2111 for (i = 0; i < 256; i++) {
2112 ret = ni_calculate_sclk_params(rdev, sclk, &sclk_params);
2113 if (ret)
2114 break;
2115
2116 p_div = (sclk_params.vCG_SPLL_FUNC_CNTL & SPLL_PDIV_A_MASK) >> SPLL_PDIV_A_SHIFT;
2117 fb_div = (sclk_params.vCG_SPLL_FUNC_CNTL_3 & SPLL_FB_DIV_MASK) >> SPLL_FB_DIV_SHIFT;
2118 clk_s = (sclk_params.vCG_SPLL_SPREAD_SPECTRUM & CLK_S_MASK) >> CLK_S_SHIFT;
2119 clk_v = (sclk_params.vCG_SPLL_SPREAD_SPECTRUM_2 & CLK_V_MASK) >> CLK_V_SHIFT;
2120
2121 fb_div &= ~0x00001FFF;
2122 fb_div >>= 1;
2123 clk_v >>= 6;
2124
2125 if (p_div & ~(SMC_NISLANDS_SPLL_DIV_TABLE_PDIV_MASK >> SMC_NISLANDS_SPLL_DIV_TABLE_PDIV_SHIFT))
2126 ret = -EINVAL;
2127
2128 if (clk_s & ~(SMC_NISLANDS_SPLL_DIV_TABLE_CLKS_MASK >> SMC_NISLANDS_SPLL_DIV_TABLE_CLKS_SHIFT))
2129 ret = -EINVAL;
2130
2131 if (fb_div & ~(SMC_NISLANDS_SPLL_DIV_TABLE_FBDIV_MASK >> SMC_NISLANDS_SPLL_DIV_TABLE_FBDIV_SHIFT))
2132 ret = -EINVAL;
2133
2134 if (clk_v & ~(SMC_NISLANDS_SPLL_DIV_TABLE_CLKV_MASK >> SMC_NISLANDS_SPLL_DIV_TABLE_CLKV_SHIFT))
2135 ret = -EINVAL;
2136
2137 if (ret)
2138 break;
2139
2140 tmp = ((fb_div << SMC_NISLANDS_SPLL_DIV_TABLE_FBDIV_SHIFT) & SMC_NISLANDS_SPLL_DIV_TABLE_FBDIV_MASK) |
2141 ((p_div << SMC_NISLANDS_SPLL_DIV_TABLE_PDIV_SHIFT) & SMC_NISLANDS_SPLL_DIV_TABLE_PDIV_MASK);
2142 spll_table->freq[i] = cpu_to_be32(tmp);
2143
2144 tmp = ((clk_v << SMC_NISLANDS_SPLL_DIV_TABLE_CLKV_SHIFT) & SMC_NISLANDS_SPLL_DIV_TABLE_CLKV_MASK) |
2145 ((clk_s << SMC_NISLANDS_SPLL_DIV_TABLE_CLKS_SHIFT) & SMC_NISLANDS_SPLL_DIV_TABLE_CLKS_MASK);
2146 spll_table->ss[i] = cpu_to_be32(tmp);
2147
2148 sclk += 512;
2149 }
2150
2151 if (!ret)
2152 ret = rv770_copy_bytes_to_smc(rdev, ni_pi->spll_table_start, (u8 *)spll_table,
2153 sizeof(SMC_NISLANDS_SPLL_DIV_TABLE), pi->sram_end);
2154
2155 kfree(spll_table);
2156
2157 return ret;
2158}
2159
2160static int ni_populate_mclk_value(struct radeon_device *rdev,
2161 u32 engine_clock,
2162 u32 memory_clock,
2163 NISLANDS_SMC_MCLK_VALUE *mclk,
2164 bool strobe_mode,
2165 bool dll_state_on)
2166{
2167 struct rv7xx_power_info *pi = rv770_get_pi(rdev);
2168 struct ni_power_info *ni_pi = ni_get_pi(rdev);
2169 u32 mpll_ad_func_cntl = ni_pi->clock_registers.mpll_ad_func_cntl;
2170 u32 mpll_ad_func_cntl_2 = ni_pi->clock_registers.mpll_ad_func_cntl_2;
2171 u32 mpll_dq_func_cntl = ni_pi->clock_registers.mpll_dq_func_cntl;
2172 u32 mpll_dq_func_cntl_2 = ni_pi->clock_registers.mpll_dq_func_cntl_2;
2173 u32 mclk_pwrmgt_cntl = ni_pi->clock_registers.mclk_pwrmgt_cntl;
2174 u32 dll_cntl = ni_pi->clock_registers.dll_cntl;
2175 u32 mpll_ss1 = ni_pi->clock_registers.mpll_ss1;
2176 u32 mpll_ss2 = ni_pi->clock_registers.mpll_ss2;
2177 struct atom_clock_dividers dividers;
2178 u32 ibias;
2179 u32 dll_speed;
2180 int ret;
2181 u32 mc_seq_misc7;
2182
2183 ret = radeon_atom_get_clock_dividers(rdev, COMPUTE_MEMORY_PLL_PARAM,
2184 memory_clock, strobe_mode, ÷rs);
2185 if (ret)
2186 return ret;
2187
2188 if (!strobe_mode) {
2189 mc_seq_misc7 = RREG32(MC_SEQ_MISC7);
2190
2191 if (mc_seq_misc7 & 0x8000000)
2192 dividers.post_div = 1;
2193 }
2194
2195 ibias = cypress_map_clkf_to_ibias(rdev, dividers.whole_fb_div);
2196
2197 mpll_ad_func_cntl &= ~(CLKR_MASK |
2198 YCLK_POST_DIV_MASK |
2199 CLKF_MASK |
2200 CLKFRAC_MASK |
2201 IBIAS_MASK);
2202 mpll_ad_func_cntl |= CLKR(dividers.ref_div);
2203 mpll_ad_func_cntl |= YCLK_POST_DIV(dividers.post_div);
2204 mpll_ad_func_cntl |= CLKF(dividers.whole_fb_div);
2205 mpll_ad_func_cntl |= CLKFRAC(dividers.frac_fb_div);
2206 mpll_ad_func_cntl |= IBIAS(ibias);
2207
2208 if (dividers.vco_mode)
2209 mpll_ad_func_cntl_2 |= VCO_MODE;
2210 else
2211 mpll_ad_func_cntl_2 &= ~VCO_MODE;
2212
2213 if (pi->mem_gddr5) {
2214 mpll_dq_func_cntl &= ~(CLKR_MASK |
2215 YCLK_POST_DIV_MASK |
2216 CLKF_MASK |
2217 CLKFRAC_MASK |
2218 IBIAS_MASK);
2219 mpll_dq_func_cntl |= CLKR(dividers.ref_div);
2220 mpll_dq_func_cntl |= YCLK_POST_DIV(dividers.post_div);
2221 mpll_dq_func_cntl |= CLKF(dividers.whole_fb_div);
2222 mpll_dq_func_cntl |= CLKFRAC(dividers.frac_fb_div);
2223 mpll_dq_func_cntl |= IBIAS(ibias);
2224
2225 if (strobe_mode)
2226 mpll_dq_func_cntl &= ~PDNB;
2227 else
2228 mpll_dq_func_cntl |= PDNB;
2229
2230 if (dividers.vco_mode)
2231 mpll_dq_func_cntl_2 |= VCO_MODE;
2232 else
2233 mpll_dq_func_cntl_2 &= ~VCO_MODE;
2234 }
2235
2236 if (pi->mclk_ss) {
2237 struct radeon_atom_ss ss;
2238 u32 vco_freq = memory_clock * dividers.post_div;
2239
2240 if (radeon_atombios_get_asic_ss_info(rdev, &ss,
2241 ASIC_INTERNAL_MEMORY_SS, vco_freq)) {
2242 u32 reference_clock = rdev->clock.mpll.reference_freq;
2243 u32 decoded_ref = rv740_get_decoded_reference_divider(dividers.ref_div);
2244 u32 clk_s = reference_clock * 5 / (decoded_ref * ss.rate);
2245 u32 clk_v = ss.percentage *
2246 (0x4000 * dividers.whole_fb_div + 0x800 * dividers.frac_fb_div) / (clk_s * 625);
2247
2248 mpll_ss1 &= ~CLKV_MASK;
2249 mpll_ss1 |= CLKV(clk_v);
2250
2251 mpll_ss2 &= ~CLKS_MASK;
2252 mpll_ss2 |= CLKS(clk_s);
2253 }
2254 }
2255
2256 dll_speed = rv740_get_dll_speed(pi->mem_gddr5,
2257 memory_clock);
2258
2259 mclk_pwrmgt_cntl &= ~DLL_SPEED_MASK;
2260 mclk_pwrmgt_cntl |= DLL_SPEED(dll_speed);
2261 if (dll_state_on)
2262 mclk_pwrmgt_cntl |= (MRDCKA0_PDNB |
2263 MRDCKA1_PDNB |
2264 MRDCKB0_PDNB |
2265 MRDCKB1_PDNB |
2266 MRDCKC0_PDNB |
2267 MRDCKC1_PDNB |
2268 MRDCKD0_PDNB |
2269 MRDCKD1_PDNB);
2270 else
2271 mclk_pwrmgt_cntl &= ~(MRDCKA0_PDNB |
2272 MRDCKA1_PDNB |
2273 MRDCKB0_PDNB |
2274 MRDCKB1_PDNB |
2275 MRDCKC0_PDNB |
2276 MRDCKC1_PDNB |
2277 MRDCKD0_PDNB |
2278 MRDCKD1_PDNB);
2279
2280
2281 mclk->mclk_value = cpu_to_be32(memory_clock);
2282 mclk->vMPLL_AD_FUNC_CNTL = cpu_to_be32(mpll_ad_func_cntl);
2283 mclk->vMPLL_AD_FUNC_CNTL_2 = cpu_to_be32(mpll_ad_func_cntl_2);
2284 mclk->vMPLL_DQ_FUNC_CNTL = cpu_to_be32(mpll_dq_func_cntl);
2285 mclk->vMPLL_DQ_FUNC_CNTL_2 = cpu_to_be32(mpll_dq_func_cntl_2);
2286 mclk->vMCLK_PWRMGT_CNTL = cpu_to_be32(mclk_pwrmgt_cntl);
2287 mclk->vDLL_CNTL = cpu_to_be32(dll_cntl);
2288 mclk->vMPLL_SS = cpu_to_be32(mpll_ss1);
2289 mclk->vMPLL_SS2 = cpu_to_be32(mpll_ss2);
2290
2291 return 0;
2292}
2293
2294static void ni_populate_smc_sp(struct radeon_device *rdev,
2295 struct radeon_ps *radeon_state,
2296 NISLANDS_SMC_SWSTATE *smc_state)
2297{
2298 struct ni_ps *ps = ni_get_ps(radeon_state);
2299 struct rv7xx_power_info *pi = rv770_get_pi(rdev);
2300 int i;
2301
2302 for (i = 0; i < ps->performance_level_count - 1; i++)
2303 smc_state->levels[i].bSP = cpu_to_be32(pi->dsp);
2304
2305 smc_state->levels[ps->performance_level_count - 1].bSP =
2306 cpu_to_be32(pi->psp);
2307}
2308
2309static int ni_convert_power_level_to_smc(struct radeon_device *rdev,
2310 struct rv7xx_pl *pl,
2311 NISLANDS_SMC_HW_PERFORMANCE_LEVEL *level)
2312{
2313 struct rv7xx_power_info *pi = rv770_get_pi(rdev);
2314 struct evergreen_power_info *eg_pi = evergreen_get_pi(rdev);
2315 struct ni_power_info *ni_pi = ni_get_pi(rdev);
2316 int ret;
2317 bool dll_state_on;
2318 u16 std_vddc;
2319 u32 tmp = RREG32(DC_STUTTER_CNTL);
2320
2321 level->gen2PCIE = pi->pcie_gen2 ?
2322 ((pl->flags & ATOM_PPLIB_R600_FLAGS_PCIEGEN2) ? 1 : 0) : 0;
2323
2324 ret = ni_populate_sclk_value(rdev, pl->sclk, &level->sclk);
2325 if (ret)
2326 return ret;
2327
2328 level->mcFlags = 0;
2329 if (pi->mclk_stutter_mode_threshold &&
2330 (pl->mclk <= pi->mclk_stutter_mode_threshold) &&
2331 !eg_pi->uvd_enabled &&
2332 (tmp & DC_STUTTER_ENABLE_A) &&
2333 (tmp & DC_STUTTER_ENABLE_B))
2334 level->mcFlags |= NISLANDS_SMC_MC_STUTTER_EN;
2335
2336 if (pi->mem_gddr5) {
2337 if (pl->mclk > pi->mclk_edc_enable_threshold)
2338 level->mcFlags |= NISLANDS_SMC_MC_EDC_RD_FLAG;
2339 if (pl->mclk > eg_pi->mclk_edc_wr_enable_threshold)
2340 level->mcFlags |= NISLANDS_SMC_MC_EDC_WR_FLAG;
2341
2342 level->strobeMode = cypress_get_strobe_mode_settings(rdev, pl->mclk);
2343
2344 if (level->strobeMode & NISLANDS_SMC_STROBE_ENABLE) {
2345 if (cypress_get_mclk_frequency_ratio(rdev, pl->mclk, true) >=
2346 ((RREG32(MC_SEQ_MISC7) >> 16) & 0xf))
2347 dll_state_on = ((RREG32(MC_SEQ_MISC5) >> 1) & 0x1) ? true : false;
2348 else
2349 dll_state_on = ((RREG32(MC_SEQ_MISC6) >> 1) & 0x1) ? true : false;
2350 } else {
2351 dll_state_on = false;
2352 if (pl->mclk > ni_pi->mclk_rtt_mode_threshold)
2353 level->mcFlags |= NISLANDS_SMC_MC_RTT_ENABLE;
2354 }
2355
2356 ret = ni_populate_mclk_value(rdev, pl->sclk, pl->mclk,
2357 &level->mclk,
2358 (level->strobeMode & NISLANDS_SMC_STROBE_ENABLE) != 0,
2359 dll_state_on);
2360 } else
2361 ret = ni_populate_mclk_value(rdev, pl->sclk, pl->mclk, &level->mclk, 1, 1);
2362
2363 if (ret)
2364 return ret;
2365
2366 ret = ni_populate_voltage_value(rdev, &eg_pi->vddc_voltage_table,
2367 pl->vddc, &level->vddc);
2368 if (ret)
2369 return ret;
2370
2371 ret = ni_get_std_voltage_value(rdev, &level->vddc, &std_vddc);
2372 if (ret)
2373 return ret;
2374
2375 ni_populate_std_voltage_value(rdev, std_vddc,
2376 level->vddc.index, &level->std_vddc);
2377
2378 if (eg_pi->vddci_control) {
2379 ret = ni_populate_voltage_value(rdev, &eg_pi->vddci_voltage_table,
2380 pl->vddci, &level->vddci);
2381 if (ret)
2382 return ret;
2383 }
2384
2385 ni_populate_mvdd_value(rdev, pl->mclk, &level->mvdd);
2386
2387 return ret;
2388}
2389
2390static int ni_populate_smc_t(struct radeon_device *rdev,
2391 struct radeon_ps *radeon_state,
2392 NISLANDS_SMC_SWSTATE *smc_state)
2393{
2394 struct rv7xx_power_info *pi = rv770_get_pi(rdev);
2395 struct evergreen_power_info *eg_pi = evergreen_get_pi(rdev);
2396 struct ni_ps *state = ni_get_ps(radeon_state);
2397 u32 a_t;
2398 u32 t_l, t_h;
2399 u32 high_bsp;
2400 int i, ret;
2401
2402 if (state->performance_level_count >= 9)
2403 return -EINVAL;
2404
2405 if (state->performance_level_count < 2) {
2406 a_t = CG_R(0xffff) | CG_L(0);
2407 smc_state->levels[0].aT = cpu_to_be32(a_t);
2408 return 0;
2409 }
2410
2411 smc_state->levels[0].aT = cpu_to_be32(0);
2412
2413 for (i = 0; i <= state->performance_level_count - 2; i++) {
2414 if (eg_pi->uvd_enabled)
2415 ret = r600_calculate_at(
2416 1000 * (i * (eg_pi->smu_uvd_hs ? 2 : 8) + 2),
2417 100 * R600_AH_DFLT,
2418 state->performance_levels[i + 1].sclk,
2419 state->performance_levels[i].sclk,
2420 &t_l,
2421 &t_h);
2422 else
2423 ret = r600_calculate_at(
2424 1000 * (i + 1),
2425 100 * R600_AH_DFLT,
2426 state->performance_levels[i + 1].sclk,
2427 state->performance_levels[i].sclk,
2428 &t_l,
2429 &t_h);
2430
2431 if (ret) {
2432 t_h = (i + 1) * 1000 - 50 * R600_AH_DFLT;
2433 t_l = (i + 1) * 1000 + 50 * R600_AH_DFLT;
2434 }
2435
2436 a_t = be32_to_cpu(smc_state->levels[i].aT) & ~CG_R_MASK;
2437 a_t |= CG_R(t_l * pi->bsp / 20000);
2438 smc_state->levels[i].aT = cpu_to_be32(a_t);
2439
2440 high_bsp = (i == state->performance_level_count - 2) ?
2441 pi->pbsp : pi->bsp;
2442
2443 a_t = CG_R(0xffff) | CG_L(t_h * high_bsp / 20000);
2444 smc_state->levels[i + 1].aT = cpu_to_be32(a_t);
2445 }
2446
2447 return 0;
2448}
2449
2450static int ni_populate_power_containment_values(struct radeon_device *rdev,
2451 struct radeon_ps *radeon_state,
2452 NISLANDS_SMC_SWSTATE *smc_state)
2453{
2454 struct rv7xx_power_info *pi = rv770_get_pi(rdev);
2455 struct evergreen_power_info *eg_pi = evergreen_get_pi(rdev);
2456 struct ni_power_info *ni_pi = ni_get_pi(rdev);
2457 struct ni_ps *state = ni_get_ps(radeon_state);
2458 u32 prev_sclk;
2459 u32 max_sclk;
2460 u32 min_sclk;
2461 int i, ret;
2462 u32 tdp_limit;
2463 u32 near_tdp_limit;
2464 u32 power_boost_limit;
2465 u8 max_ps_percent;
2466
2467 if (ni_pi->enable_power_containment == false)
2468 return 0;
2469
2470 if (state->performance_level_count == 0)
2471 return -EINVAL;
2472
2473 if (smc_state->levelCount != state->performance_level_count)
2474 return -EINVAL;
2475
2476 ret = ni_calculate_adjusted_tdp_limits(rdev,
2477 false, /* ??? */
2478 rdev->pm.dpm.tdp_adjustment,
2479 &tdp_limit,
2480 &near_tdp_limit);
2481 if (ret)
2482 return ret;
2483
2484 power_boost_limit = ni_calculate_power_boost_limit(rdev, radeon_state, near_tdp_limit);
2485
2486 ret = rv770_write_smc_sram_dword(rdev,
2487 pi->state_table_start +
2488 offsetof(NISLANDS_SMC_STATETABLE, dpm2Params) +
2489 offsetof(PP_NIslands_DPM2Parameters, PowerBoostLimit),
2490 ni_scale_power_for_smc(power_boost_limit, ni_get_smc_power_scaling_factor(rdev)),
2491 pi->sram_end);
2492 if (ret)
2493 power_boost_limit = 0;
2494
2495 smc_state->levels[0].dpm2.MaxPS = 0;
2496 smc_state->levels[0].dpm2.NearTDPDec = 0;
2497 smc_state->levels[0].dpm2.AboveSafeInc = 0;
2498 smc_state->levels[0].dpm2.BelowSafeInc = 0;
2499 smc_state->levels[0].stateFlags |= power_boost_limit ? PPSMC_STATEFLAG_POWERBOOST : 0;
2500
2501 for (i = 1; i < state->performance_level_count; i++) {
2502 prev_sclk = state->performance_levels[i-1].sclk;
2503 max_sclk = state->performance_levels[i].sclk;
2504 max_ps_percent = (i != (state->performance_level_count - 1)) ?
2505 NISLANDS_DPM2_MAXPS_PERCENT_M : NISLANDS_DPM2_MAXPS_PERCENT_H;
2506
2507 if (max_sclk < prev_sclk)
2508 return -EINVAL;
2509
2510 if ((max_ps_percent == 0) || (prev_sclk == max_sclk) || eg_pi->uvd_enabled)
2511 min_sclk = max_sclk;
2512 else if (1 == i)
2513 min_sclk = prev_sclk;
2514 else
2515 min_sclk = (prev_sclk * (u32)max_ps_percent) / 100;
2516
2517 if (min_sclk < state->performance_levels[0].sclk)
2518 min_sclk = state->performance_levels[0].sclk;
2519
2520 if (min_sclk == 0)
2521 return -EINVAL;
2522
2523 smc_state->levels[i].dpm2.MaxPS =
2524 (u8)((NISLANDS_DPM2_MAX_PULSE_SKIP * (max_sclk - min_sclk)) / max_sclk);
2525 smc_state->levels[i].dpm2.NearTDPDec = NISLANDS_DPM2_NEAR_TDP_DEC;
2526 smc_state->levels[i].dpm2.AboveSafeInc = NISLANDS_DPM2_ABOVE_SAFE_INC;
2527 smc_state->levels[i].dpm2.BelowSafeInc = NISLANDS_DPM2_BELOW_SAFE_INC;
2528 smc_state->levels[i].stateFlags |=
2529 ((i != (state->performance_level_count - 1)) && power_boost_limit) ?
2530 PPSMC_STATEFLAG_POWERBOOST : 0;
2531 }
2532
2533 return 0;
2534}
2535
2536static int ni_populate_sq_ramping_values(struct radeon_device *rdev,
2537 struct radeon_ps *radeon_state,
2538 NISLANDS_SMC_SWSTATE *smc_state)
2539{
2540 struct ni_power_info *ni_pi = ni_get_pi(rdev);
2541 struct ni_ps *state = ni_get_ps(radeon_state);
2542 u32 sq_power_throttle;
2543 u32 sq_power_throttle2;
2544 bool enable_sq_ramping = ni_pi->enable_sq_ramping;
2545 int i;
2546
2547 if (state->performance_level_count == 0)
2548 return -EINVAL;
2549
2550 if (smc_state->levelCount != state->performance_level_count)
2551 return -EINVAL;
2552
2553 if (rdev->pm.dpm.sq_ramping_threshold == 0)
2554 return -EINVAL;
2555
2556 if (NISLANDS_DPM2_SQ_RAMP_MAX_POWER > (MAX_POWER_MASK >> MAX_POWER_SHIFT))
2557 enable_sq_ramping = false;
2558
2559 if (NISLANDS_DPM2_SQ_RAMP_MIN_POWER > (MIN_POWER_MASK >> MIN_POWER_SHIFT))
2560 enable_sq_ramping = false;
2561
2562 if (NISLANDS_DPM2_SQ_RAMP_MAX_POWER_DELTA > (MAX_POWER_DELTA_MASK >> MAX_POWER_DELTA_SHIFT))
2563 enable_sq_ramping = false;
2564
2565 if (NISLANDS_DPM2_SQ_RAMP_STI_SIZE > (STI_SIZE_MASK >> STI_SIZE_SHIFT))
2566 enable_sq_ramping = false;
2567
2568 if (NISLANDS_DPM2_SQ_RAMP_LTI_RATIO > (LTI_RATIO_MASK >> LTI_RATIO_SHIFT))
2569 enable_sq_ramping = false;
2570
2571 for (i = 0; i < state->performance_level_count; i++) {
2572 sq_power_throttle = 0;
2573 sq_power_throttle2 = 0;
2574
2575 if ((state->performance_levels[i].sclk >= rdev->pm.dpm.sq_ramping_threshold) &&
2576 enable_sq_ramping) {
2577 sq_power_throttle |= MAX_POWER(NISLANDS_DPM2_SQ_RAMP_MAX_POWER);
2578 sq_power_throttle |= MIN_POWER(NISLANDS_DPM2_SQ_RAMP_MIN_POWER);
2579 sq_power_throttle2 |= MAX_POWER_DELTA(NISLANDS_DPM2_SQ_RAMP_MAX_POWER_DELTA);
2580 sq_power_throttle2 |= STI_SIZE(NISLANDS_DPM2_SQ_RAMP_STI_SIZE);
2581 sq_power_throttle2 |= LTI_RATIO(NISLANDS_DPM2_SQ_RAMP_LTI_RATIO);
2582 } else {
2583 sq_power_throttle |= MAX_POWER_MASK | MIN_POWER_MASK;
2584 sq_power_throttle2 |= MAX_POWER_DELTA_MASK | STI_SIZE_MASK | LTI_RATIO_MASK;
2585 }
2586
2587 smc_state->levels[i].SQPowerThrottle = cpu_to_be32(sq_power_throttle);
2588 smc_state->levels[i].SQPowerThrottle_2 = cpu_to_be32(sq_power_throttle2);
2589 }
2590
2591 return 0;
2592}
2593
2594static int ni_enable_power_containment(struct radeon_device *rdev,
2595 struct radeon_ps *radeon_new_state,
2596 bool enable)
2597{
2598 struct ni_power_info *ni_pi = ni_get_pi(rdev);
2599 PPSMC_Result smc_result;
2600 int ret = 0;
2601
2602 if (ni_pi->enable_power_containment) {
2603 if (enable) {
2604 if (!r600_is_uvd_state(radeon_new_state->class, radeon_new_state->class2)) {
2605 smc_result = rv770_send_msg_to_smc(rdev, PPSMC_TDPClampingActive);
2606 if (smc_result != PPSMC_Result_OK) {
2607 ret = -EINVAL;
2608 ni_pi->pc_enabled = false;
2609 } else {
2610 ni_pi->pc_enabled = true;
2611 }
2612 }
2613 } else {
2614 smc_result = rv770_send_msg_to_smc(rdev, PPSMC_TDPClampingInactive);
2615 if (smc_result != PPSMC_Result_OK)
2616 ret = -EINVAL;
2617 ni_pi->pc_enabled = false;
2618 }
2619 }
2620
2621 return ret;
2622}
2623
2624static int ni_convert_power_state_to_smc(struct radeon_device *rdev,
2625 struct radeon_ps *radeon_state,
2626 NISLANDS_SMC_SWSTATE *smc_state)
2627{
2628 struct evergreen_power_info *eg_pi = evergreen_get_pi(rdev);
2629 struct ni_power_info *ni_pi = ni_get_pi(rdev);
2630 struct ni_ps *state = ni_get_ps(radeon_state);
2631 int i, ret;
2632 u32 threshold = state->performance_levels[state->performance_level_count - 1].sclk * 100 / 100;
2633
2634 if (!(radeon_state->caps & ATOM_PPLIB_DISALLOW_ON_DC))
2635 smc_state->flags |= PPSMC_SWSTATE_FLAG_DC;
2636
2637 smc_state->levelCount = 0;
2638
2639 if (state->performance_level_count > NISLANDS_MAX_SMC_PERFORMANCE_LEVELS_PER_SWSTATE)
2640 return -EINVAL;
2641
2642 for (i = 0; i < state->performance_level_count; i++) {
2643 ret = ni_convert_power_level_to_smc(rdev, &state->performance_levels[i],
2644 &smc_state->levels[i]);
2645 smc_state->levels[i].arbRefreshState =
2646 (u8)(NISLANDS_DRIVER_STATE_ARB_INDEX + i);
2647
2648 if (ret)
2649 return ret;
2650
2651 if (ni_pi->enable_power_containment)
2652 smc_state->levels[i].displayWatermark =
2653 (state->performance_levels[i].sclk < threshold) ?
2654 PPSMC_DISPLAY_WATERMARK_LOW : PPSMC_DISPLAY_WATERMARK_HIGH;
2655 else
2656 smc_state->levels[i].displayWatermark = (i < 2) ?
2657 PPSMC_DISPLAY_WATERMARK_LOW : PPSMC_DISPLAY_WATERMARK_HIGH;
2658
2659 if (eg_pi->dynamic_ac_timing)
2660 smc_state->levels[i].ACIndex = NISLANDS_MCREGISTERTABLE_FIRST_DRIVERSTATE_SLOT + i;
2661 else
2662 smc_state->levels[i].ACIndex = 0;
2663
2664 smc_state->levelCount++;
2665 }
2666
2667 rv770_write_smc_soft_register(rdev, NI_SMC_SOFT_REGISTER_watermark_threshold,
2668 cpu_to_be32(threshold / 512));
2669
2670 ni_populate_smc_sp(rdev, radeon_state, smc_state);
2671
2672 ret = ni_populate_power_containment_values(rdev, radeon_state, smc_state);
2673 if (ret)
2674 ni_pi->enable_power_containment = false;
2675
2676 ret = ni_populate_sq_ramping_values(rdev, radeon_state, smc_state);
2677 if (ret)
2678 ni_pi->enable_sq_ramping = false;
2679
2680 return ni_populate_smc_t(rdev, radeon_state, smc_state);
2681}
2682
2683static int ni_upload_sw_state(struct radeon_device *rdev,
2684 struct radeon_ps *radeon_new_state)
2685{
2686 struct rv7xx_power_info *pi = rv770_get_pi(rdev);
2687 u16 address = pi->state_table_start +
2688 offsetof(NISLANDS_SMC_STATETABLE, driverState);
2689 NISLANDS_SMC_SWSTATE *smc_state;
2690 size_t state_size = struct_size(smc_state, levels,
2691 NISLANDS_MAX_SMC_PERFORMANCE_LEVELS_PER_SWSTATE);
2692 int ret;
2693
2694 smc_state = kzalloc(state_size, GFP_KERNEL);
2695 if (smc_state == NULL)
2696 return -ENOMEM;
2697
2698 ret = ni_convert_power_state_to_smc(rdev, radeon_new_state, smc_state);
2699 if (ret)
2700 goto done;
2701
2702 ret = rv770_copy_bytes_to_smc(rdev, address, (u8 *)smc_state, state_size, pi->sram_end);
2703
2704done:
2705 kfree(smc_state);
2706
2707 return ret;
2708}
2709
2710static int ni_set_mc_special_registers(struct radeon_device *rdev,
2711 struct ni_mc_reg_table *table)
2712{
2713 struct rv7xx_power_info *pi = rv770_get_pi(rdev);
2714 u8 i, j, k;
2715 u32 temp_reg;
2716
2717 for (i = 0, j = table->last; i < table->last; i++) {
2718 switch (table->mc_reg_address[i].s1) {
2719 case MC_SEQ_MISC1 >> 2:
2720 if (j >= SMC_NISLANDS_MC_REGISTER_ARRAY_SIZE)
2721 return -EINVAL;
2722 temp_reg = RREG32(MC_PMG_CMD_EMRS);
2723 table->mc_reg_address[j].s1 = MC_PMG_CMD_EMRS >> 2;
2724 table->mc_reg_address[j].s0 = MC_SEQ_PMG_CMD_EMRS_LP >> 2;
2725 for (k = 0; k < table->num_entries; k++)
2726 table->mc_reg_table_entry[k].mc_data[j] =
2727 ((temp_reg & 0xffff0000)) |
2728 ((table->mc_reg_table_entry[k].mc_data[i] & 0xffff0000) >> 16);
2729 j++;
2730 if (j >= SMC_NISLANDS_MC_REGISTER_ARRAY_SIZE)
2731 return -EINVAL;
2732
2733 temp_reg = RREG32(MC_PMG_CMD_MRS);
2734 table->mc_reg_address[j].s1 = MC_PMG_CMD_MRS >> 2;
2735 table->mc_reg_address[j].s0 = MC_SEQ_PMG_CMD_MRS_LP >> 2;
2736 for(k = 0; k < table->num_entries; k++) {
2737 table->mc_reg_table_entry[k].mc_data[j] =
2738 (temp_reg & 0xffff0000) |
2739 (table->mc_reg_table_entry[k].mc_data[i] & 0x0000ffff);
2740 if (!pi->mem_gddr5)
2741 table->mc_reg_table_entry[k].mc_data[j] |= 0x100;
2742 }
2743 j++;
2744 break;
2745 case MC_SEQ_RESERVE_M >> 2:
2746 if (j >= SMC_NISLANDS_MC_REGISTER_ARRAY_SIZE)
2747 return -EINVAL;
2748 temp_reg = RREG32(MC_PMG_CMD_MRS1);
2749 table->mc_reg_address[j].s1 = MC_PMG_CMD_MRS1 >> 2;
2750 table->mc_reg_address[j].s0 = MC_SEQ_PMG_CMD_MRS1_LP >> 2;
2751 for (k = 0; k < table->num_entries; k++)
2752 table->mc_reg_table_entry[k].mc_data[j] =
2753 (temp_reg & 0xffff0000) |
2754 (table->mc_reg_table_entry[k].mc_data[i] & 0x0000ffff);
2755 j++;
2756 break;
2757 default:
2758 break;
2759 }
2760 }
2761
2762 table->last = j;
2763
2764 return 0;
2765}
2766
2767static bool ni_check_s0_mc_reg_index(u16 in_reg, u16 *out_reg)
2768{
2769 bool result = true;
2770
2771 switch (in_reg) {
2772 case MC_SEQ_RAS_TIMING >> 2:
2773 *out_reg = MC_SEQ_RAS_TIMING_LP >> 2;
2774 break;
2775 case MC_SEQ_CAS_TIMING >> 2:
2776 *out_reg = MC_SEQ_CAS_TIMING_LP >> 2;
2777 break;
2778 case MC_SEQ_MISC_TIMING >> 2:
2779 *out_reg = MC_SEQ_MISC_TIMING_LP >> 2;
2780 break;
2781 case MC_SEQ_MISC_TIMING2 >> 2:
2782 *out_reg = MC_SEQ_MISC_TIMING2_LP >> 2;
2783 break;
2784 case MC_SEQ_RD_CTL_D0 >> 2:
2785 *out_reg = MC_SEQ_RD_CTL_D0_LP >> 2;
2786 break;
2787 case MC_SEQ_RD_CTL_D1 >> 2:
2788 *out_reg = MC_SEQ_RD_CTL_D1_LP >> 2;
2789 break;
2790 case MC_SEQ_WR_CTL_D0 >> 2:
2791 *out_reg = MC_SEQ_WR_CTL_D0_LP >> 2;
2792 break;
2793 case MC_SEQ_WR_CTL_D1 >> 2:
2794 *out_reg = MC_SEQ_WR_CTL_D1_LP >> 2;
2795 break;
2796 case MC_PMG_CMD_EMRS >> 2:
2797 *out_reg = MC_SEQ_PMG_CMD_EMRS_LP >> 2;
2798 break;
2799 case MC_PMG_CMD_MRS >> 2:
2800 *out_reg = MC_SEQ_PMG_CMD_MRS_LP >> 2;
2801 break;
2802 case MC_PMG_CMD_MRS1 >> 2:
2803 *out_reg = MC_SEQ_PMG_CMD_MRS1_LP >> 2;
2804 break;
2805 case MC_SEQ_PMG_TIMING >> 2:
2806 *out_reg = MC_SEQ_PMG_TIMING_LP >> 2;
2807 break;
2808 case MC_PMG_CMD_MRS2 >> 2:
2809 *out_reg = MC_SEQ_PMG_CMD_MRS2_LP >> 2;
2810 break;
2811 default:
2812 result = false;
2813 break;
2814 }
2815
2816 return result;
2817}
2818
2819static void ni_set_valid_flag(struct ni_mc_reg_table *table)
2820{
2821 u8 i, j;
2822
2823 for (i = 0; i < table->last; i++) {
2824 for (j = 1; j < table->num_entries; j++) {
2825 if (table->mc_reg_table_entry[j-1].mc_data[i] != table->mc_reg_table_entry[j].mc_data[i]) {
2826 table->valid_flag |= 1 << i;
2827 break;
2828 }
2829 }
2830 }
2831}
2832
2833static void ni_set_s0_mc_reg_index(struct ni_mc_reg_table *table)
2834{
2835 u32 i;
2836 u16 address;
2837
2838 for (i = 0; i < table->last; i++)
2839 table->mc_reg_address[i].s0 =
2840 ni_check_s0_mc_reg_index(table->mc_reg_address[i].s1, &address) ?
2841 address : table->mc_reg_address[i].s1;
2842}
2843
2844static int ni_copy_vbios_mc_reg_table(struct atom_mc_reg_table *table,
2845 struct ni_mc_reg_table *ni_table)
2846{
2847 u8 i, j;
2848
2849 if (table->last > SMC_NISLANDS_MC_REGISTER_ARRAY_SIZE)
2850 return -EINVAL;
2851 if (table->num_entries > MAX_AC_TIMING_ENTRIES)
2852 return -EINVAL;
2853
2854 for (i = 0; i < table->last; i++)
2855 ni_table->mc_reg_address[i].s1 = table->mc_reg_address[i].s1;
2856 ni_table->last = table->last;
2857
2858 for (i = 0; i < table->num_entries; i++) {
2859 ni_table->mc_reg_table_entry[i].mclk_max =
2860 table->mc_reg_table_entry[i].mclk_max;
2861 for (j = 0; j < table->last; j++)
2862 ni_table->mc_reg_table_entry[i].mc_data[j] =
2863 table->mc_reg_table_entry[i].mc_data[j];
2864 }
2865 ni_table->num_entries = table->num_entries;
2866
2867 return 0;
2868}
2869
2870static int ni_initialize_mc_reg_table(struct radeon_device *rdev)
2871{
2872 struct ni_power_info *ni_pi = ni_get_pi(rdev);
2873 int ret;
2874 struct atom_mc_reg_table *table;
2875 struct ni_mc_reg_table *ni_table = &ni_pi->mc_reg_table;
2876 u8 module_index = rv770_get_memory_module_index(rdev);
2877
2878 table = kzalloc(sizeof(struct atom_mc_reg_table), GFP_KERNEL);
2879 if (!table)
2880 return -ENOMEM;
2881
2882 WREG32(MC_SEQ_RAS_TIMING_LP, RREG32(MC_SEQ_RAS_TIMING));
2883 WREG32(MC_SEQ_CAS_TIMING_LP, RREG32(MC_SEQ_CAS_TIMING));
2884 WREG32(MC_SEQ_MISC_TIMING_LP, RREG32(MC_SEQ_MISC_TIMING));
2885 WREG32(MC_SEQ_MISC_TIMING2_LP, RREG32(MC_SEQ_MISC_TIMING2));
2886 WREG32(MC_SEQ_PMG_CMD_EMRS_LP, RREG32(MC_PMG_CMD_EMRS));
2887 WREG32(MC_SEQ_PMG_CMD_MRS_LP, RREG32(MC_PMG_CMD_MRS));
2888 WREG32(MC_SEQ_PMG_CMD_MRS1_LP, RREG32(MC_PMG_CMD_MRS1));
2889 WREG32(MC_SEQ_WR_CTL_D0_LP, RREG32(MC_SEQ_WR_CTL_D0));
2890 WREG32(MC_SEQ_WR_CTL_D1_LP, RREG32(MC_SEQ_WR_CTL_D1));
2891 WREG32(MC_SEQ_RD_CTL_D0_LP, RREG32(MC_SEQ_RD_CTL_D0));
2892 WREG32(MC_SEQ_RD_CTL_D1_LP, RREG32(MC_SEQ_RD_CTL_D1));
2893 WREG32(MC_SEQ_PMG_TIMING_LP, RREG32(MC_SEQ_PMG_TIMING));
2894 WREG32(MC_SEQ_PMG_CMD_MRS2_LP, RREG32(MC_PMG_CMD_MRS2));
2895
2896 ret = radeon_atom_init_mc_reg_table(rdev, module_index, table);
2897
2898 if (ret)
2899 goto init_mc_done;
2900
2901 ret = ni_copy_vbios_mc_reg_table(table, ni_table);
2902
2903 if (ret)
2904 goto init_mc_done;
2905
2906 ni_set_s0_mc_reg_index(ni_table);
2907
2908 ret = ni_set_mc_special_registers(rdev, ni_table);
2909
2910 if (ret)
2911 goto init_mc_done;
2912
2913 ni_set_valid_flag(ni_table);
2914
2915init_mc_done:
2916 kfree(table);
2917
2918 return ret;
2919}
2920
2921static void ni_populate_mc_reg_addresses(struct radeon_device *rdev,
2922 SMC_NIslands_MCRegisters *mc_reg_table)
2923{
2924 struct ni_power_info *ni_pi = ni_get_pi(rdev);
2925 u32 i, j;
2926
2927 for (i = 0, j = 0; j < ni_pi->mc_reg_table.last; j++) {
2928 if (ni_pi->mc_reg_table.valid_flag & (1 << j)) {
2929 if (i >= SMC_NISLANDS_MC_REGISTER_ARRAY_SIZE)
2930 break;
2931 mc_reg_table->address[i].s0 =
2932 cpu_to_be16(ni_pi->mc_reg_table.mc_reg_address[j].s0);
2933 mc_reg_table->address[i].s1 =
2934 cpu_to_be16(ni_pi->mc_reg_table.mc_reg_address[j].s1);
2935 i++;
2936 }
2937 }
2938 mc_reg_table->last = (u8)i;
2939}
2940
2941
2942static void ni_convert_mc_registers(struct ni_mc_reg_entry *entry,
2943 SMC_NIslands_MCRegisterSet *data,
2944 u32 num_entries, u32 valid_flag)
2945{
2946 u32 i, j;
2947
2948 for (i = 0, j = 0; j < num_entries; j++) {
2949 if (valid_flag & (1 << j)) {
2950 data->value[i] = cpu_to_be32(entry->mc_data[j]);
2951 i++;
2952 }
2953 }
2954}
2955
2956static void ni_convert_mc_reg_table_entry_to_smc(struct radeon_device *rdev,
2957 struct rv7xx_pl *pl,
2958 SMC_NIslands_MCRegisterSet *mc_reg_table_data)
2959{
2960 struct ni_power_info *ni_pi = ni_get_pi(rdev);
2961 u32 i = 0;
2962
2963 for (i = 0; i < ni_pi->mc_reg_table.num_entries; i++) {
2964 if (pl->mclk <= ni_pi->mc_reg_table.mc_reg_table_entry[i].mclk_max)
2965 break;
2966 }
2967
2968 if ((i == ni_pi->mc_reg_table.num_entries) && (i > 0))
2969 --i;
2970
2971 ni_convert_mc_registers(&ni_pi->mc_reg_table.mc_reg_table_entry[i],
2972 mc_reg_table_data,
2973 ni_pi->mc_reg_table.last,
2974 ni_pi->mc_reg_table.valid_flag);
2975}
2976
2977static void ni_convert_mc_reg_table_to_smc(struct radeon_device *rdev,
2978 struct radeon_ps *radeon_state,
2979 SMC_NIslands_MCRegisters *mc_reg_table)
2980{
2981 struct ni_ps *state = ni_get_ps(radeon_state);
2982 int i;
2983
2984 for (i = 0; i < state->performance_level_count; i++) {
2985 ni_convert_mc_reg_table_entry_to_smc(rdev,
2986 &state->performance_levels[i],
2987 &mc_reg_table->data[NISLANDS_MCREGISTERTABLE_FIRST_DRIVERSTATE_SLOT + i]);
2988 }
2989}
2990
2991static int ni_populate_mc_reg_table(struct radeon_device *rdev,
2992 struct radeon_ps *radeon_boot_state)
2993{
2994 struct rv7xx_power_info *pi = rv770_get_pi(rdev);
2995 struct evergreen_power_info *eg_pi = evergreen_get_pi(rdev);
2996 struct ni_power_info *ni_pi = ni_get_pi(rdev);
2997 struct ni_ps *boot_state = ni_get_ps(radeon_boot_state);
2998 SMC_NIslands_MCRegisters *mc_reg_table = &ni_pi->smc_mc_reg_table;
2999
3000 memset(mc_reg_table, 0, sizeof(SMC_NIslands_MCRegisters));
3001
3002 rv770_write_smc_soft_register(rdev, NI_SMC_SOFT_REGISTER_seq_index, 1);
3003
3004 ni_populate_mc_reg_addresses(rdev, mc_reg_table);
3005
3006 ni_convert_mc_reg_table_entry_to_smc(rdev, &boot_state->performance_levels[0],
3007 &mc_reg_table->data[0]);
3008
3009 ni_convert_mc_registers(&ni_pi->mc_reg_table.mc_reg_table_entry[0],
3010 &mc_reg_table->data[1],
3011 ni_pi->mc_reg_table.last,
3012 ni_pi->mc_reg_table.valid_flag);
3013
3014 ni_convert_mc_reg_table_to_smc(rdev, radeon_boot_state, mc_reg_table);
3015
3016 return rv770_copy_bytes_to_smc(rdev, eg_pi->mc_reg_table_start,
3017 (u8 *)mc_reg_table,
3018 sizeof(SMC_NIslands_MCRegisters),
3019 pi->sram_end);
3020}
3021
3022static int ni_upload_mc_reg_table(struct radeon_device *rdev,
3023 struct radeon_ps *radeon_new_state)
3024{
3025 struct rv7xx_power_info *pi = rv770_get_pi(rdev);
3026 struct evergreen_power_info *eg_pi = evergreen_get_pi(rdev);
3027 struct ni_power_info *ni_pi = ni_get_pi(rdev);
3028 struct ni_ps *ni_new_state = ni_get_ps(radeon_new_state);
3029 SMC_NIslands_MCRegisters *mc_reg_table = &ni_pi->smc_mc_reg_table;
3030 u16 address;
3031
3032 memset(mc_reg_table, 0, sizeof(SMC_NIslands_MCRegisters));
3033
3034 ni_convert_mc_reg_table_to_smc(rdev, radeon_new_state, mc_reg_table);
3035
3036 address = eg_pi->mc_reg_table_start +
3037 (u16)offsetof(SMC_NIslands_MCRegisters, data[NISLANDS_MCREGISTERTABLE_FIRST_DRIVERSTATE_SLOT]);
3038
3039 return rv770_copy_bytes_to_smc(rdev, address,
3040 (u8 *)&mc_reg_table->data[NISLANDS_MCREGISTERTABLE_FIRST_DRIVERSTATE_SLOT],
3041 sizeof(SMC_NIslands_MCRegisterSet) * ni_new_state->performance_level_count,
3042 pi->sram_end);
3043}
3044
3045static int ni_init_driver_calculated_leakage_table(struct radeon_device *rdev,
3046 PP_NIslands_CACTABLES *cac_tables)
3047{
3048 struct ni_power_info *ni_pi = ni_get_pi(rdev);
3049 struct evergreen_power_info *eg_pi = evergreen_get_pi(rdev);
3050 u32 leakage = 0;
3051 unsigned int i, j, table_size;
3052 s32 t;
3053 u32 smc_leakage, max_leakage = 0;
3054 u32 scaling_factor;
3055
3056 table_size = eg_pi->vddc_voltage_table.count;
3057
3058 if (SMC_NISLANDS_LKGE_LUT_NUM_OF_VOLT_ENTRIES < table_size)
3059 table_size = SMC_NISLANDS_LKGE_LUT_NUM_OF_VOLT_ENTRIES;
3060
3061 scaling_factor = ni_get_smc_power_scaling_factor(rdev);
3062
3063 for (i = 0; i < SMC_NISLANDS_LKGE_LUT_NUM_OF_TEMP_ENTRIES; i++) {
3064 for (j = 0; j < table_size; j++) {
3065 t = (1000 * ((i + 1) * 8));
3066
3067 if (t < ni_pi->cac_data.leakage_minimum_temperature)
3068 t = ni_pi->cac_data.leakage_minimum_temperature;
3069
3070 ni_calculate_leakage_for_v_and_t(rdev,
3071 &ni_pi->cac_data.leakage_coefficients,
3072 eg_pi->vddc_voltage_table.entries[j].value,
3073 t,
3074 ni_pi->cac_data.i_leakage,
3075 &leakage);
3076
3077 smc_leakage = ni_scale_power_for_smc(leakage, scaling_factor) / 1000;
3078 if (smc_leakage > max_leakage)
3079 max_leakage = smc_leakage;
3080
3081 cac_tables->cac_lkge_lut[i][j] = cpu_to_be32(smc_leakage);
3082 }
3083 }
3084
3085 for (j = table_size; j < SMC_NISLANDS_LKGE_LUT_NUM_OF_VOLT_ENTRIES; j++) {
3086 for (i = 0; i < SMC_NISLANDS_LKGE_LUT_NUM_OF_TEMP_ENTRIES; i++)
3087 cac_tables->cac_lkge_lut[i][j] = cpu_to_be32(max_leakage);
3088 }
3089 return 0;
3090}
3091
3092static int ni_init_simplified_leakage_table(struct radeon_device *rdev,
3093 PP_NIslands_CACTABLES *cac_tables)
3094{
3095 struct evergreen_power_info *eg_pi = evergreen_get_pi(rdev);
3096 struct radeon_cac_leakage_table *leakage_table =
3097 &rdev->pm.dpm.dyn_state.cac_leakage_table;
3098 u32 i, j, table_size;
3099 u32 smc_leakage, max_leakage = 0;
3100 u32 scaling_factor;
3101
3102 if (!leakage_table)
3103 return -EINVAL;
3104
3105 table_size = leakage_table->count;
3106
3107 if (eg_pi->vddc_voltage_table.count != table_size)
3108 table_size = (eg_pi->vddc_voltage_table.count < leakage_table->count) ?
3109 eg_pi->vddc_voltage_table.count : leakage_table->count;
3110
3111 if (SMC_NISLANDS_LKGE_LUT_NUM_OF_VOLT_ENTRIES < table_size)
3112 table_size = SMC_NISLANDS_LKGE_LUT_NUM_OF_VOLT_ENTRIES;
3113
3114 if (table_size == 0)
3115 return -EINVAL;
3116
3117 scaling_factor = ni_get_smc_power_scaling_factor(rdev);
3118
3119 for (j = 0; j < table_size; j++) {
3120 smc_leakage = leakage_table->entries[j].leakage;
3121
3122 if (smc_leakage > max_leakage)
3123 max_leakage = smc_leakage;
3124
3125 for (i = 0; i < SMC_NISLANDS_LKGE_LUT_NUM_OF_TEMP_ENTRIES; i++)
3126 cac_tables->cac_lkge_lut[i][j] =
3127 cpu_to_be32(ni_scale_power_for_smc(smc_leakage, scaling_factor));
3128 }
3129
3130 for (j = table_size; j < SMC_NISLANDS_LKGE_LUT_NUM_OF_VOLT_ENTRIES; j++) {
3131 for (i = 0; i < SMC_NISLANDS_LKGE_LUT_NUM_OF_TEMP_ENTRIES; i++)
3132 cac_tables->cac_lkge_lut[i][j] =
3133 cpu_to_be32(ni_scale_power_for_smc(max_leakage, scaling_factor));
3134 }
3135 return 0;
3136}
3137
3138static int ni_initialize_smc_cac_tables(struct radeon_device *rdev)
3139{
3140 struct rv7xx_power_info *pi = rv770_get_pi(rdev);
3141 struct ni_power_info *ni_pi = ni_get_pi(rdev);
3142 PP_NIslands_CACTABLES *cac_tables = NULL;
3143 int i, ret;
3144 u32 reg;
3145
3146 if (ni_pi->enable_cac == false)
3147 return 0;
3148
3149 cac_tables = kzalloc(sizeof(PP_NIslands_CACTABLES), GFP_KERNEL);
3150 if (!cac_tables)
3151 return -ENOMEM;
3152
3153 reg = RREG32(CG_CAC_CTRL) & ~(TID_CNT_MASK | TID_UNIT_MASK);
3154 reg |= (TID_CNT(ni_pi->cac_weights->tid_cnt) |
3155 TID_UNIT(ni_pi->cac_weights->tid_unit));
3156 WREG32(CG_CAC_CTRL, reg);
3157
3158 for (i = 0; i < NISLANDS_DCCAC_MAX_LEVELS; i++)
3159 ni_pi->dc_cac_table[i] = ni_pi->cac_weights->dc_cac[i];
3160
3161 for (i = 0; i < SMC_NISLANDS_BIF_LUT_NUM_OF_ENTRIES; i++)
3162 cac_tables->cac_bif_lut[i] = ni_pi->cac_weights->pcie_cac[i];
3163
3164 ni_pi->cac_data.i_leakage = rdev->pm.dpm.cac_leakage;
3165 ni_pi->cac_data.pwr_const = 0;
3166 ni_pi->cac_data.dc_cac_value = ni_pi->dc_cac_table[NISLANDS_DCCAC_LEVEL_0];
3167 ni_pi->cac_data.bif_cac_value = 0;
3168 ni_pi->cac_data.mc_wr_weight = ni_pi->cac_weights->mc_write_weight;
3169 ni_pi->cac_data.mc_rd_weight = ni_pi->cac_weights->mc_read_weight;
3170 ni_pi->cac_data.allow_ovrflw = 0;
3171 ni_pi->cac_data.l2num_win_tdp = ni_pi->lta_window_size;
3172 ni_pi->cac_data.num_win_tdp = 0;
3173 ni_pi->cac_data.lts_truncate_n = ni_pi->lts_truncate;
3174
3175 if (ni_pi->driver_calculate_cac_leakage)
3176 ret = ni_init_driver_calculated_leakage_table(rdev, cac_tables);
3177 else
3178 ret = ni_init_simplified_leakage_table(rdev, cac_tables);
3179
3180 if (ret)
3181 goto done_free;
3182
3183 cac_tables->pwr_const = cpu_to_be32(ni_pi->cac_data.pwr_const);
3184 cac_tables->dc_cacValue = cpu_to_be32(ni_pi->cac_data.dc_cac_value);
3185 cac_tables->bif_cacValue = cpu_to_be32(ni_pi->cac_data.bif_cac_value);
3186 cac_tables->AllowOvrflw = ni_pi->cac_data.allow_ovrflw;
3187 cac_tables->MCWrWeight = ni_pi->cac_data.mc_wr_weight;
3188 cac_tables->MCRdWeight = ni_pi->cac_data.mc_rd_weight;
3189 cac_tables->numWin_TDP = ni_pi->cac_data.num_win_tdp;
3190 cac_tables->l2numWin_TDP = ni_pi->cac_data.l2num_win_tdp;
3191 cac_tables->lts_truncate_n = ni_pi->cac_data.lts_truncate_n;
3192
3193 ret = rv770_copy_bytes_to_smc(rdev, ni_pi->cac_table_start, (u8 *)cac_tables,
3194 sizeof(PP_NIslands_CACTABLES), pi->sram_end);
3195
3196done_free:
3197 if (ret) {
3198 ni_pi->enable_cac = false;
3199 ni_pi->enable_power_containment = false;
3200 }
3201
3202 kfree(cac_tables);
3203
3204 return 0;
3205}
3206
3207static int ni_initialize_hardware_cac_manager(struct radeon_device *rdev)
3208{
3209 struct ni_power_info *ni_pi = ni_get_pi(rdev);
3210 u32 reg;
3211
3212 if (!ni_pi->enable_cac ||
3213 !ni_pi->cac_configuration_required)
3214 return 0;
3215
3216 if (ni_pi->cac_weights == NULL)
3217 return -EINVAL;
3218
3219 reg = RREG32_CG(CG_CAC_REGION_1_WEIGHT_0) & ~(WEIGHT_TCP_SIG0_MASK |
3220 WEIGHT_TCP_SIG1_MASK |
3221 WEIGHT_TA_SIG_MASK);
3222 reg |= (WEIGHT_TCP_SIG0(ni_pi->cac_weights->weight_tcp_sig0) |
3223 WEIGHT_TCP_SIG1(ni_pi->cac_weights->weight_tcp_sig1) |
3224 WEIGHT_TA_SIG(ni_pi->cac_weights->weight_ta_sig));
3225 WREG32_CG(CG_CAC_REGION_1_WEIGHT_0, reg);
3226
3227 reg = RREG32_CG(CG_CAC_REGION_1_WEIGHT_1) & ~(WEIGHT_TCC_EN0_MASK |
3228 WEIGHT_TCC_EN1_MASK |
3229 WEIGHT_TCC_EN2_MASK);
3230 reg |= (WEIGHT_TCC_EN0(ni_pi->cac_weights->weight_tcc_en0) |
3231 WEIGHT_TCC_EN1(ni_pi->cac_weights->weight_tcc_en1) |
3232 WEIGHT_TCC_EN2(ni_pi->cac_weights->weight_tcc_en2));
3233 WREG32_CG(CG_CAC_REGION_1_WEIGHT_1, reg);
3234
3235 reg = RREG32_CG(CG_CAC_REGION_2_WEIGHT_0) & ~(WEIGHT_CB_EN0_MASK |
3236 WEIGHT_CB_EN1_MASK |
3237 WEIGHT_CB_EN2_MASK |
3238 WEIGHT_CB_EN3_MASK);
3239 reg |= (WEIGHT_CB_EN0(ni_pi->cac_weights->weight_cb_en0) |
3240 WEIGHT_CB_EN1(ni_pi->cac_weights->weight_cb_en1) |
3241 WEIGHT_CB_EN2(ni_pi->cac_weights->weight_cb_en2) |
3242 WEIGHT_CB_EN3(ni_pi->cac_weights->weight_cb_en3));
3243 WREG32_CG(CG_CAC_REGION_2_WEIGHT_0, reg);
3244
3245 reg = RREG32_CG(CG_CAC_REGION_2_WEIGHT_1) & ~(WEIGHT_DB_SIG0_MASK |
3246 WEIGHT_DB_SIG1_MASK |
3247 WEIGHT_DB_SIG2_MASK |
3248 WEIGHT_DB_SIG3_MASK);
3249 reg |= (WEIGHT_DB_SIG0(ni_pi->cac_weights->weight_db_sig0) |
3250 WEIGHT_DB_SIG1(ni_pi->cac_weights->weight_db_sig1) |
3251 WEIGHT_DB_SIG2(ni_pi->cac_weights->weight_db_sig2) |
3252 WEIGHT_DB_SIG3(ni_pi->cac_weights->weight_db_sig3));
3253 WREG32_CG(CG_CAC_REGION_2_WEIGHT_1, reg);
3254
3255 reg = RREG32_CG(CG_CAC_REGION_2_WEIGHT_2) & ~(WEIGHT_SXM_SIG0_MASK |
3256 WEIGHT_SXM_SIG1_MASK |
3257 WEIGHT_SXM_SIG2_MASK |
3258 WEIGHT_SXS_SIG0_MASK |
3259 WEIGHT_SXS_SIG1_MASK);
3260 reg |= (WEIGHT_SXM_SIG0(ni_pi->cac_weights->weight_sxm_sig0) |
3261 WEIGHT_SXM_SIG1(ni_pi->cac_weights->weight_sxm_sig1) |
3262 WEIGHT_SXM_SIG2(ni_pi->cac_weights->weight_sxm_sig2) |
3263 WEIGHT_SXS_SIG0(ni_pi->cac_weights->weight_sxs_sig0) |
3264 WEIGHT_SXS_SIG1(ni_pi->cac_weights->weight_sxs_sig1));
3265 WREG32_CG(CG_CAC_REGION_2_WEIGHT_2, reg);
3266
3267 reg = RREG32_CG(CG_CAC_REGION_3_WEIGHT_0) & ~(WEIGHT_XBR_0_MASK |
3268 WEIGHT_XBR_1_MASK |
3269 WEIGHT_XBR_2_MASK |
3270 WEIGHT_SPI_SIG0_MASK);
3271 reg |= (WEIGHT_XBR_0(ni_pi->cac_weights->weight_xbr_0) |
3272 WEIGHT_XBR_1(ni_pi->cac_weights->weight_xbr_1) |
3273 WEIGHT_XBR_2(ni_pi->cac_weights->weight_xbr_2) |
3274 WEIGHT_SPI_SIG0(ni_pi->cac_weights->weight_spi_sig0));
3275 WREG32_CG(CG_CAC_REGION_3_WEIGHT_0, reg);
3276
3277 reg = RREG32_CG(CG_CAC_REGION_3_WEIGHT_1) & ~(WEIGHT_SPI_SIG1_MASK |
3278 WEIGHT_SPI_SIG2_MASK |
3279 WEIGHT_SPI_SIG3_MASK |
3280 WEIGHT_SPI_SIG4_MASK |
3281 WEIGHT_SPI_SIG5_MASK);
3282 reg |= (WEIGHT_SPI_SIG1(ni_pi->cac_weights->weight_spi_sig1) |
3283 WEIGHT_SPI_SIG2(ni_pi->cac_weights->weight_spi_sig2) |
3284 WEIGHT_SPI_SIG3(ni_pi->cac_weights->weight_spi_sig3) |
3285 WEIGHT_SPI_SIG4(ni_pi->cac_weights->weight_spi_sig4) |
3286 WEIGHT_SPI_SIG5(ni_pi->cac_weights->weight_spi_sig5));
3287 WREG32_CG(CG_CAC_REGION_3_WEIGHT_1, reg);
3288
3289 reg = RREG32_CG(CG_CAC_REGION_4_WEIGHT_0) & ~(WEIGHT_LDS_SIG0_MASK |
3290 WEIGHT_LDS_SIG1_MASK |
3291 WEIGHT_SC_MASK);
3292 reg |= (WEIGHT_LDS_SIG0(ni_pi->cac_weights->weight_lds_sig0) |
3293 WEIGHT_LDS_SIG1(ni_pi->cac_weights->weight_lds_sig1) |
3294 WEIGHT_SC(ni_pi->cac_weights->weight_sc));
3295 WREG32_CG(CG_CAC_REGION_4_WEIGHT_0, reg);
3296
3297 reg = RREG32_CG(CG_CAC_REGION_4_WEIGHT_1) & ~(WEIGHT_BIF_MASK |
3298 WEIGHT_CP_MASK |
3299 WEIGHT_PA_SIG0_MASK |
3300 WEIGHT_PA_SIG1_MASK |
3301 WEIGHT_VGT_SIG0_MASK);
3302 reg |= (WEIGHT_BIF(ni_pi->cac_weights->weight_bif) |
3303 WEIGHT_CP(ni_pi->cac_weights->weight_cp) |
3304 WEIGHT_PA_SIG0(ni_pi->cac_weights->weight_pa_sig0) |
3305 WEIGHT_PA_SIG1(ni_pi->cac_weights->weight_pa_sig1) |
3306 WEIGHT_VGT_SIG0(ni_pi->cac_weights->weight_vgt_sig0));
3307 WREG32_CG(CG_CAC_REGION_4_WEIGHT_1, reg);
3308
3309 reg = RREG32_CG(CG_CAC_REGION_4_WEIGHT_2) & ~(WEIGHT_VGT_SIG1_MASK |
3310 WEIGHT_VGT_SIG2_MASK |
3311 WEIGHT_DC_SIG0_MASK |
3312 WEIGHT_DC_SIG1_MASK |
3313 WEIGHT_DC_SIG2_MASK);
3314 reg |= (WEIGHT_VGT_SIG1(ni_pi->cac_weights->weight_vgt_sig1) |
3315 WEIGHT_VGT_SIG2(ni_pi->cac_weights->weight_vgt_sig2) |
3316 WEIGHT_DC_SIG0(ni_pi->cac_weights->weight_dc_sig0) |
3317 WEIGHT_DC_SIG1(ni_pi->cac_weights->weight_dc_sig1) |
3318 WEIGHT_DC_SIG2(ni_pi->cac_weights->weight_dc_sig2));
3319 WREG32_CG(CG_CAC_REGION_4_WEIGHT_2, reg);
3320
3321 reg = RREG32_CG(CG_CAC_REGION_4_WEIGHT_3) & ~(WEIGHT_DC_SIG3_MASK |
3322 WEIGHT_UVD_SIG0_MASK |
3323 WEIGHT_UVD_SIG1_MASK |
3324 WEIGHT_SPARE0_MASK |
3325 WEIGHT_SPARE1_MASK);
3326 reg |= (WEIGHT_DC_SIG3(ni_pi->cac_weights->weight_dc_sig3) |
3327 WEIGHT_UVD_SIG0(ni_pi->cac_weights->weight_uvd_sig0) |
3328 WEIGHT_UVD_SIG1(ni_pi->cac_weights->weight_uvd_sig1) |
3329 WEIGHT_SPARE0(ni_pi->cac_weights->weight_spare0) |
3330 WEIGHT_SPARE1(ni_pi->cac_weights->weight_spare1));
3331 WREG32_CG(CG_CAC_REGION_4_WEIGHT_3, reg);
3332
3333 reg = RREG32_CG(CG_CAC_REGION_5_WEIGHT_0) & ~(WEIGHT_SQ_VSP_MASK |
3334 WEIGHT_SQ_VSP0_MASK);
3335 reg |= (WEIGHT_SQ_VSP(ni_pi->cac_weights->weight_sq_vsp) |
3336 WEIGHT_SQ_VSP0(ni_pi->cac_weights->weight_sq_vsp0));
3337 WREG32_CG(CG_CAC_REGION_5_WEIGHT_0, reg);
3338
3339 reg = RREG32_CG(CG_CAC_REGION_5_WEIGHT_1) & ~(WEIGHT_SQ_GPR_MASK);
3340 reg |= WEIGHT_SQ_GPR(ni_pi->cac_weights->weight_sq_gpr);
3341 WREG32_CG(CG_CAC_REGION_5_WEIGHT_1, reg);
3342
3343 reg = RREG32_CG(CG_CAC_REGION_4_OVERRIDE_4) & ~(OVR_MODE_SPARE_0_MASK |
3344 OVR_VAL_SPARE_0_MASK |
3345 OVR_MODE_SPARE_1_MASK |
3346 OVR_VAL_SPARE_1_MASK);
3347 reg |= (OVR_MODE_SPARE_0(ni_pi->cac_weights->ovr_mode_spare_0) |
3348 OVR_VAL_SPARE_0(ni_pi->cac_weights->ovr_val_spare_0) |
3349 OVR_MODE_SPARE_1(ni_pi->cac_weights->ovr_mode_spare_1) |
3350 OVR_VAL_SPARE_1(ni_pi->cac_weights->ovr_val_spare_1));
3351 WREG32_CG(CG_CAC_REGION_4_OVERRIDE_4, reg);
3352
3353 reg = RREG32(SQ_CAC_THRESHOLD) & ~(VSP_MASK |
3354 VSP0_MASK |
3355 GPR_MASK);
3356 reg |= (VSP(ni_pi->cac_weights->vsp) |
3357 VSP0(ni_pi->cac_weights->vsp0) |
3358 GPR(ni_pi->cac_weights->gpr));
3359 WREG32(SQ_CAC_THRESHOLD, reg);
3360
3361 reg = (MCDW_WR_ENABLE |
3362 MCDX_WR_ENABLE |
3363 MCDY_WR_ENABLE |
3364 MCDZ_WR_ENABLE |
3365 INDEX(0x09D4));
3366 WREG32(MC_CG_CONFIG, reg);
3367
3368 reg = (READ_WEIGHT(ni_pi->cac_weights->mc_read_weight) |
3369 WRITE_WEIGHT(ni_pi->cac_weights->mc_write_weight) |
3370 ALLOW_OVERFLOW);
3371 WREG32(MC_CG_DATAPORT, reg);
3372
3373 return 0;
3374}
3375
3376static int ni_enable_smc_cac(struct radeon_device *rdev,
3377 struct radeon_ps *radeon_new_state,
3378 bool enable)
3379{
3380 struct ni_power_info *ni_pi = ni_get_pi(rdev);
3381 int ret = 0;
3382 PPSMC_Result smc_result;
3383
3384 if (ni_pi->enable_cac) {
3385 if (enable) {
3386 if (!r600_is_uvd_state(radeon_new_state->class, radeon_new_state->class2)) {
3387 smc_result = rv770_send_msg_to_smc(rdev, PPSMC_MSG_CollectCAC_PowerCorreln);
3388
3389 if (ni_pi->support_cac_long_term_average) {
3390 smc_result = rv770_send_msg_to_smc(rdev, PPSMC_CACLongTermAvgEnable);
3391 if (PPSMC_Result_OK != smc_result)
3392 ni_pi->support_cac_long_term_average = false;
3393 }
3394
3395 smc_result = rv770_send_msg_to_smc(rdev, PPSMC_MSG_EnableCac);
3396 if (PPSMC_Result_OK != smc_result)
3397 ret = -EINVAL;
3398
3399 ni_pi->cac_enabled = (PPSMC_Result_OK == smc_result) ? true : false;
3400 }
3401 } else if (ni_pi->cac_enabled) {
3402 smc_result = rv770_send_msg_to_smc(rdev, PPSMC_MSG_DisableCac);
3403
3404 ni_pi->cac_enabled = false;
3405
3406 if (ni_pi->support_cac_long_term_average) {
3407 smc_result = rv770_send_msg_to_smc(rdev, PPSMC_CACLongTermAvgDisable);
3408 if (PPSMC_Result_OK != smc_result)
3409 ni_pi->support_cac_long_term_average = false;
3410 }
3411 }
3412 }
3413
3414 return ret;
3415}
3416
3417static int ni_pcie_performance_request(struct radeon_device *rdev,
3418 u8 perf_req, bool advertise)
3419{
3420#if defined(CONFIG_ACPI)
3421 struct evergreen_power_info *eg_pi = evergreen_get_pi(rdev);
3422
3423 if ((perf_req == PCIE_PERF_REQ_PECI_GEN1) ||
3424 (perf_req == PCIE_PERF_REQ_PECI_GEN2)) {
3425 if (eg_pi->pcie_performance_request_registered == false)
3426 radeon_acpi_pcie_notify_device_ready(rdev);
3427 eg_pi->pcie_performance_request_registered = true;
3428 return radeon_acpi_pcie_performance_request(rdev, perf_req, advertise);
3429 } else if ((perf_req == PCIE_PERF_REQ_REMOVE_REGISTRY) &&
3430 eg_pi->pcie_performance_request_registered) {
3431 eg_pi->pcie_performance_request_registered = false;
3432 return radeon_acpi_pcie_performance_request(rdev, perf_req, advertise);
3433 }
3434#endif
3435 return 0;
3436}
3437
3438static int ni_advertise_gen2_capability(struct radeon_device *rdev)
3439{
3440 struct rv7xx_power_info *pi = rv770_get_pi(rdev);
3441 u32 tmp;
3442
3443 tmp = RREG32_PCIE_PORT(PCIE_LC_SPEED_CNTL);
3444
3445 if ((tmp & LC_OTHER_SIDE_EVER_SENT_GEN2) &&
3446 (tmp & LC_OTHER_SIDE_SUPPORTS_GEN2))
3447 pi->pcie_gen2 = true;
3448 else
3449 pi->pcie_gen2 = false;
3450
3451 if (!pi->pcie_gen2)
3452 ni_pcie_performance_request(rdev, PCIE_PERF_REQ_PECI_GEN2, true);
3453
3454 return 0;
3455}
3456
3457static void ni_enable_bif_dynamic_pcie_gen2(struct radeon_device *rdev,
3458 bool enable)
3459{
3460 struct rv7xx_power_info *pi = rv770_get_pi(rdev);
3461 u32 tmp, bif;
3462
3463 tmp = RREG32_PCIE_PORT(PCIE_LC_SPEED_CNTL);
3464
3465 if ((tmp & LC_OTHER_SIDE_EVER_SENT_GEN2) &&
3466 (tmp & LC_OTHER_SIDE_SUPPORTS_GEN2)) {
3467 if (enable) {
3468 if (!pi->boot_in_gen2) {
3469 bif = RREG32(CG_BIF_REQ_AND_RSP) & ~CG_CLIENT_REQ_MASK;
3470 bif |= CG_CLIENT_REQ(0xd);
3471 WREG32(CG_BIF_REQ_AND_RSP, bif);
3472 }
3473 tmp &= ~LC_HW_VOLTAGE_IF_CONTROL_MASK;
3474 tmp |= LC_HW_VOLTAGE_IF_CONTROL(1);
3475 tmp |= LC_GEN2_EN_STRAP;
3476
3477 tmp |= LC_CLR_FAILED_SPD_CHANGE_CNT;
3478 WREG32_PCIE_PORT(PCIE_LC_SPEED_CNTL, tmp);
3479 udelay(10);
3480 tmp &= ~LC_CLR_FAILED_SPD_CHANGE_CNT;
3481 WREG32_PCIE_PORT(PCIE_LC_SPEED_CNTL, tmp);
3482 } else {
3483 if (!pi->boot_in_gen2) {
3484 bif = RREG32(CG_BIF_REQ_AND_RSP) & ~CG_CLIENT_REQ_MASK;
3485 bif |= CG_CLIENT_REQ(0xd);
3486 WREG32(CG_BIF_REQ_AND_RSP, bif);
3487
3488 tmp &= ~LC_HW_VOLTAGE_IF_CONTROL_MASK;
3489 tmp &= ~LC_GEN2_EN_STRAP;
3490 }
3491 WREG32_PCIE_PORT(PCIE_LC_SPEED_CNTL, tmp);
3492 }
3493 }
3494}
3495
3496static void ni_enable_dynamic_pcie_gen2(struct radeon_device *rdev,
3497 bool enable)
3498{
3499 ni_enable_bif_dynamic_pcie_gen2(rdev, enable);
3500
3501 if (enable)
3502 WREG32_P(GENERAL_PWRMGT, ENABLE_GEN2PCIE, ~ENABLE_GEN2PCIE);
3503 else
3504 WREG32_P(GENERAL_PWRMGT, 0, ~ENABLE_GEN2PCIE);
3505}
3506
3507void ni_set_uvd_clock_before_set_eng_clock(struct radeon_device *rdev,
3508 struct radeon_ps *new_ps,
3509 struct radeon_ps *old_ps)
3510{
3511 struct ni_ps *new_state = ni_get_ps(new_ps);
3512 struct ni_ps *current_state = ni_get_ps(old_ps);
3513
3514 if ((new_ps->vclk == old_ps->vclk) &&
3515 (new_ps->dclk == old_ps->dclk))
3516 return;
3517
3518 if (new_state->performance_levels[new_state->performance_level_count - 1].sclk >=
3519 current_state->performance_levels[current_state->performance_level_count - 1].sclk)
3520 return;
3521
3522 radeon_set_uvd_clocks(rdev, new_ps->vclk, new_ps->dclk);
3523}
3524
3525void ni_set_uvd_clock_after_set_eng_clock(struct radeon_device *rdev,
3526 struct radeon_ps *new_ps,
3527 struct radeon_ps *old_ps)
3528{
3529 struct ni_ps *new_state = ni_get_ps(new_ps);
3530 struct ni_ps *current_state = ni_get_ps(old_ps);
3531
3532 if ((new_ps->vclk == old_ps->vclk) &&
3533 (new_ps->dclk == old_ps->dclk))
3534 return;
3535
3536 if (new_state->performance_levels[new_state->performance_level_count - 1].sclk <
3537 current_state->performance_levels[current_state->performance_level_count - 1].sclk)
3538 return;
3539
3540 radeon_set_uvd_clocks(rdev, new_ps->vclk, new_ps->dclk);
3541}
3542
3543void ni_dpm_setup_asic(struct radeon_device *rdev)
3544{
3545 struct evergreen_power_info *eg_pi = evergreen_get_pi(rdev);
3546 int r;
3547
3548 r = ni_mc_load_microcode(rdev);
3549 if (r)
3550 DRM_ERROR("Failed to load MC firmware!\n");
3551 ni_read_clock_registers(rdev);
3552 btc_read_arb_registers(rdev);
3553 rv770_get_memory_type(rdev);
3554 if (eg_pi->pcie_performance_request)
3555 ni_advertise_gen2_capability(rdev);
3556 rv770_get_pcie_gen2_status(rdev);
3557 rv770_enable_acpi_pm(rdev);
3558}
3559
3560void ni_update_current_ps(struct radeon_device *rdev,
3561 struct radeon_ps *rps)
3562{
3563 struct ni_ps *new_ps = ni_get_ps(rps);
3564 struct evergreen_power_info *eg_pi = evergreen_get_pi(rdev);
3565 struct ni_power_info *ni_pi = ni_get_pi(rdev);
3566
3567 eg_pi->current_rps = *rps;
3568 ni_pi->current_ps = *new_ps;
3569 eg_pi->current_rps.ps_priv = &ni_pi->current_ps;
3570}
3571
3572void ni_update_requested_ps(struct radeon_device *rdev,
3573 struct radeon_ps *rps)
3574{
3575 struct ni_ps *new_ps = ni_get_ps(rps);
3576 struct evergreen_power_info *eg_pi = evergreen_get_pi(rdev);
3577 struct ni_power_info *ni_pi = ni_get_pi(rdev);
3578
3579 eg_pi->requested_rps = *rps;
3580 ni_pi->requested_ps = *new_ps;
3581 eg_pi->requested_rps.ps_priv = &ni_pi->requested_ps;
3582}
3583
3584int ni_dpm_enable(struct radeon_device *rdev)
3585{
3586 struct rv7xx_power_info *pi = rv770_get_pi(rdev);
3587 struct evergreen_power_info *eg_pi = evergreen_get_pi(rdev);
3588 struct radeon_ps *boot_ps = rdev->pm.dpm.boot_ps;
3589 int ret;
3590
3591 if (pi->gfx_clock_gating)
3592 ni_cg_clockgating_default(rdev);
3593 if (btc_dpm_enabled(rdev))
3594 return -EINVAL;
3595 if (pi->mg_clock_gating)
3596 ni_mg_clockgating_default(rdev);
3597 if (eg_pi->ls_clock_gating)
3598 ni_ls_clockgating_default(rdev);
3599 if (pi->voltage_control) {
3600 rv770_enable_voltage_control(rdev, true);
3601 ret = cypress_construct_voltage_tables(rdev);
3602 if (ret) {
3603 DRM_ERROR("cypress_construct_voltage_tables failed\n");
3604 return ret;
3605 }
3606 }
3607 if (eg_pi->dynamic_ac_timing) {
3608 ret = ni_initialize_mc_reg_table(rdev);
3609 if (ret)
3610 eg_pi->dynamic_ac_timing = false;
3611 }
3612 if (pi->dynamic_ss)
3613 cypress_enable_spread_spectrum(rdev, true);
3614 if (pi->thermal_protection)
3615 rv770_enable_thermal_protection(rdev, true);
3616 rv770_setup_bsp(rdev);
3617 rv770_program_git(rdev);
3618 rv770_program_tp(rdev);
3619 rv770_program_tpp(rdev);
3620 rv770_program_sstp(rdev);
3621 cypress_enable_display_gap(rdev);
3622 rv770_program_vc(rdev);
3623 if (pi->dynamic_pcie_gen2)
3624 ni_enable_dynamic_pcie_gen2(rdev, true);
3625 ret = rv770_upload_firmware(rdev);
3626 if (ret) {
3627 DRM_ERROR("rv770_upload_firmware failed\n");
3628 return ret;
3629 }
3630 ret = ni_process_firmware_header(rdev);
3631 if (ret) {
3632 DRM_ERROR("ni_process_firmware_header failed\n");
3633 return ret;
3634 }
3635 ret = ni_initial_switch_from_arb_f0_to_f1(rdev);
3636 if (ret) {
3637 DRM_ERROR("ni_initial_switch_from_arb_f0_to_f1 failed\n");
3638 return ret;
3639 }
3640 ret = ni_init_smc_table(rdev);
3641 if (ret) {
3642 DRM_ERROR("ni_init_smc_table failed\n");
3643 return ret;
3644 }
3645 ret = ni_init_smc_spll_table(rdev);
3646 if (ret) {
3647 DRM_ERROR("ni_init_smc_spll_table failed\n");
3648 return ret;
3649 }
3650 ret = ni_init_arb_table_index(rdev);
3651 if (ret) {
3652 DRM_ERROR("ni_init_arb_table_index failed\n");
3653 return ret;
3654 }
3655 if (eg_pi->dynamic_ac_timing) {
3656 ret = ni_populate_mc_reg_table(rdev, boot_ps);
3657 if (ret) {
3658 DRM_ERROR("ni_populate_mc_reg_table failed\n");
3659 return ret;
3660 }
3661 }
3662 ret = ni_initialize_smc_cac_tables(rdev);
3663 if (ret) {
3664 DRM_ERROR("ni_initialize_smc_cac_tables failed\n");
3665 return ret;
3666 }
3667 ret = ni_initialize_hardware_cac_manager(rdev);
3668 if (ret) {
3669 DRM_ERROR("ni_initialize_hardware_cac_manager failed\n");
3670 return ret;
3671 }
3672 ret = ni_populate_smc_tdp_limits(rdev, boot_ps);
3673 if (ret) {
3674 DRM_ERROR("ni_populate_smc_tdp_limits failed\n");
3675 return ret;
3676 }
3677 ni_program_response_times(rdev);
3678 r7xx_start_smc(rdev);
3679 ret = cypress_notify_smc_display_change(rdev, false);
3680 if (ret) {
3681 DRM_ERROR("cypress_notify_smc_display_change failed\n");
3682 return ret;
3683 }
3684 cypress_enable_sclk_control(rdev, true);
3685 if (eg_pi->memory_transition)
3686 cypress_enable_mclk_control(rdev, true);
3687 cypress_start_dpm(rdev);
3688 if (pi->gfx_clock_gating)
3689 ni_gfx_clockgating_enable(rdev, true);
3690 if (pi->mg_clock_gating)
3691 ni_mg_clockgating_enable(rdev, true);
3692 if (eg_pi->ls_clock_gating)
3693 ni_ls_clockgating_enable(rdev, true);
3694
3695 rv770_enable_auto_throttle_source(rdev, RADEON_DPM_AUTO_THROTTLE_SRC_THERMAL, true);
3696
3697 ni_update_current_ps(rdev, boot_ps);
3698
3699 return 0;
3700}
3701
3702void ni_dpm_disable(struct radeon_device *rdev)
3703{
3704 struct rv7xx_power_info *pi = rv770_get_pi(rdev);
3705 struct evergreen_power_info *eg_pi = evergreen_get_pi(rdev);
3706 struct radeon_ps *boot_ps = rdev->pm.dpm.boot_ps;
3707
3708 if (!btc_dpm_enabled(rdev))
3709 return;
3710 rv770_clear_vc(rdev);
3711 if (pi->thermal_protection)
3712 rv770_enable_thermal_protection(rdev, false);
3713 ni_enable_power_containment(rdev, boot_ps, false);
3714 ni_enable_smc_cac(rdev, boot_ps, false);
3715 cypress_enable_spread_spectrum(rdev, false);
3716 rv770_enable_auto_throttle_source(rdev, RADEON_DPM_AUTO_THROTTLE_SRC_THERMAL, false);
3717 if (pi->dynamic_pcie_gen2)
3718 ni_enable_dynamic_pcie_gen2(rdev, false);
3719
3720 if (rdev->irq.installed &&
3721 r600_is_internal_thermal_sensor(rdev->pm.int_thermal_type)) {
3722 rdev->irq.dpm_thermal = false;
3723 radeon_irq_set(rdev);
3724 }
3725
3726 if (pi->gfx_clock_gating)
3727 ni_gfx_clockgating_enable(rdev, false);
3728 if (pi->mg_clock_gating)
3729 ni_mg_clockgating_enable(rdev, false);
3730 if (eg_pi->ls_clock_gating)
3731 ni_ls_clockgating_enable(rdev, false);
3732 ni_stop_dpm(rdev);
3733 btc_reset_to_default(rdev);
3734 ni_stop_smc(rdev);
3735 ni_force_switch_to_arb_f0(rdev);
3736
3737 ni_update_current_ps(rdev, boot_ps);
3738}
3739
3740static int ni_power_control_set_level(struct radeon_device *rdev)
3741{
3742 struct radeon_ps *new_ps = rdev->pm.dpm.requested_ps;
3743 int ret;
3744
3745 ret = ni_restrict_performance_levels_before_switch(rdev);
3746 if (ret)
3747 return ret;
3748 ret = rv770_halt_smc(rdev);
3749 if (ret)
3750 return ret;
3751 ret = ni_populate_smc_tdp_limits(rdev, new_ps);
3752 if (ret)
3753 return ret;
3754 ret = rv770_resume_smc(rdev);
3755 if (ret)
3756 return ret;
3757 ret = rv770_set_sw_state(rdev);
3758 if (ret)
3759 return ret;
3760
3761 return 0;
3762}
3763
3764int ni_dpm_pre_set_power_state(struct radeon_device *rdev)
3765{
3766 struct evergreen_power_info *eg_pi = evergreen_get_pi(rdev);
3767 struct radeon_ps requested_ps = *rdev->pm.dpm.requested_ps;
3768 struct radeon_ps *new_ps = &requested_ps;
3769
3770 ni_update_requested_ps(rdev, new_ps);
3771
3772 ni_apply_state_adjust_rules(rdev, &eg_pi->requested_rps);
3773
3774 return 0;
3775}
3776
3777int ni_dpm_set_power_state(struct radeon_device *rdev)
3778{
3779 struct evergreen_power_info *eg_pi = evergreen_get_pi(rdev);
3780 struct radeon_ps *new_ps = &eg_pi->requested_rps;
3781 struct radeon_ps *old_ps = &eg_pi->current_rps;
3782 int ret;
3783
3784 ret = ni_restrict_performance_levels_before_switch(rdev);
3785 if (ret) {
3786 DRM_ERROR("ni_restrict_performance_levels_before_switch failed\n");
3787 return ret;
3788 }
3789 ni_set_uvd_clock_before_set_eng_clock(rdev, new_ps, old_ps);
3790 ret = ni_enable_power_containment(rdev, new_ps, false);
3791 if (ret) {
3792 DRM_ERROR("ni_enable_power_containment failed\n");
3793 return ret;
3794 }
3795 ret = ni_enable_smc_cac(rdev, new_ps, false);
3796 if (ret) {
3797 DRM_ERROR("ni_enable_smc_cac failed\n");
3798 return ret;
3799 }
3800 ret = rv770_halt_smc(rdev);
3801 if (ret) {
3802 DRM_ERROR("rv770_halt_smc failed\n");
3803 return ret;
3804 }
3805 if (eg_pi->smu_uvd_hs)
3806 btc_notify_uvd_to_smc(rdev, new_ps);
3807 ret = ni_upload_sw_state(rdev, new_ps);
3808 if (ret) {
3809 DRM_ERROR("ni_upload_sw_state failed\n");
3810 return ret;
3811 }
3812 if (eg_pi->dynamic_ac_timing) {
3813 ret = ni_upload_mc_reg_table(rdev, new_ps);
3814 if (ret) {
3815 DRM_ERROR("ni_upload_mc_reg_table failed\n");
3816 return ret;
3817 }
3818 }
3819 ret = ni_program_memory_timing_parameters(rdev, new_ps);
3820 if (ret) {
3821 DRM_ERROR("ni_program_memory_timing_parameters failed\n");
3822 return ret;
3823 }
3824 ret = rv770_resume_smc(rdev);
3825 if (ret) {
3826 DRM_ERROR("rv770_resume_smc failed\n");
3827 return ret;
3828 }
3829 ret = rv770_set_sw_state(rdev);
3830 if (ret) {
3831 DRM_ERROR("rv770_set_sw_state failed\n");
3832 return ret;
3833 }
3834 ni_set_uvd_clock_after_set_eng_clock(rdev, new_ps, old_ps);
3835 ret = ni_enable_smc_cac(rdev, new_ps, true);
3836 if (ret) {
3837 DRM_ERROR("ni_enable_smc_cac failed\n");
3838 return ret;
3839 }
3840 ret = ni_enable_power_containment(rdev, new_ps, true);
3841 if (ret) {
3842 DRM_ERROR("ni_enable_power_containment failed\n");
3843 return ret;
3844 }
3845
3846 /* update tdp */
3847 ret = ni_power_control_set_level(rdev);
3848 if (ret) {
3849 DRM_ERROR("ni_power_control_set_level failed\n");
3850 return ret;
3851 }
3852
3853 return 0;
3854}
3855
3856void ni_dpm_post_set_power_state(struct radeon_device *rdev)
3857{
3858 struct evergreen_power_info *eg_pi = evergreen_get_pi(rdev);
3859 struct radeon_ps *new_ps = &eg_pi->requested_rps;
3860
3861 ni_update_current_ps(rdev, new_ps);
3862}
3863
3864#if 0
3865void ni_dpm_reset_asic(struct radeon_device *rdev)
3866{
3867 ni_restrict_performance_levels_before_switch(rdev);
3868 rv770_set_boot_state(rdev);
3869}
3870#endif
3871
3872union power_info {
3873 struct _ATOM_POWERPLAY_INFO info;
3874 struct _ATOM_POWERPLAY_INFO_V2 info_2;
3875 struct _ATOM_POWERPLAY_INFO_V3 info_3;
3876 struct _ATOM_PPLIB_POWERPLAYTABLE pplib;
3877 struct _ATOM_PPLIB_POWERPLAYTABLE2 pplib2;
3878 struct _ATOM_PPLIB_POWERPLAYTABLE3 pplib3;
3879};
3880
3881union pplib_clock_info {
3882 struct _ATOM_PPLIB_R600_CLOCK_INFO r600;
3883 struct _ATOM_PPLIB_RS780_CLOCK_INFO rs780;
3884 struct _ATOM_PPLIB_EVERGREEN_CLOCK_INFO evergreen;
3885 struct _ATOM_PPLIB_SUMO_CLOCK_INFO sumo;
3886};
3887
3888union pplib_power_state {
3889 struct _ATOM_PPLIB_STATE v1;
3890 struct _ATOM_PPLIB_STATE_V2 v2;
3891};
3892
3893static void ni_parse_pplib_non_clock_info(struct radeon_device *rdev,
3894 struct radeon_ps *rps,
3895 struct _ATOM_PPLIB_NONCLOCK_INFO *non_clock_info,
3896 u8 table_rev)
3897{
3898 rps->caps = le32_to_cpu(non_clock_info->ulCapsAndSettings);
3899 rps->class = le16_to_cpu(non_clock_info->usClassification);
3900 rps->class2 = le16_to_cpu(non_clock_info->usClassification2);
3901
3902 if (ATOM_PPLIB_NONCLOCKINFO_VER1 < table_rev) {
3903 rps->vclk = le32_to_cpu(non_clock_info->ulVCLK);
3904 rps->dclk = le32_to_cpu(non_clock_info->ulDCLK);
3905 } else if (r600_is_uvd_state(rps->class, rps->class2)) {
3906 rps->vclk = RV770_DEFAULT_VCLK_FREQ;
3907 rps->dclk = RV770_DEFAULT_DCLK_FREQ;
3908 } else {
3909 rps->vclk = 0;
3910 rps->dclk = 0;
3911 }
3912
3913 if (rps->class & ATOM_PPLIB_CLASSIFICATION_BOOT)
3914 rdev->pm.dpm.boot_ps = rps;
3915 if (rps->class & ATOM_PPLIB_CLASSIFICATION_UVDSTATE)
3916 rdev->pm.dpm.uvd_ps = rps;
3917}
3918
3919static void ni_parse_pplib_clock_info(struct radeon_device *rdev,
3920 struct radeon_ps *rps, int index,
3921 union pplib_clock_info *clock_info)
3922{
3923 struct rv7xx_power_info *pi = rv770_get_pi(rdev);
3924 struct evergreen_power_info *eg_pi = evergreen_get_pi(rdev);
3925 struct ni_ps *ps = ni_get_ps(rps);
3926 struct rv7xx_pl *pl = &ps->performance_levels[index];
3927
3928 ps->performance_level_count = index + 1;
3929
3930 pl->sclk = le16_to_cpu(clock_info->evergreen.usEngineClockLow);
3931 pl->sclk |= clock_info->evergreen.ucEngineClockHigh << 16;
3932 pl->mclk = le16_to_cpu(clock_info->evergreen.usMemoryClockLow);
3933 pl->mclk |= clock_info->evergreen.ucMemoryClockHigh << 16;
3934
3935 pl->vddc = le16_to_cpu(clock_info->evergreen.usVDDC);
3936 pl->vddci = le16_to_cpu(clock_info->evergreen.usVDDCI);
3937 pl->flags = le32_to_cpu(clock_info->evergreen.ulFlags);
3938
3939 /* patch up vddc if necessary */
3940 if (pl->vddc == 0xff01) {
3941 if (pi->max_vddc)
3942 pl->vddc = pi->max_vddc;
3943 }
3944
3945 if (rps->class & ATOM_PPLIB_CLASSIFICATION_ACPI) {
3946 pi->acpi_vddc = pl->vddc;
3947 eg_pi->acpi_vddci = pl->vddci;
3948 if (ps->performance_levels[0].flags & ATOM_PPLIB_R600_FLAGS_PCIEGEN2)
3949 pi->acpi_pcie_gen2 = true;
3950 else
3951 pi->acpi_pcie_gen2 = false;
3952 }
3953
3954 if (rps->class2 & ATOM_PPLIB_CLASSIFICATION2_ULV) {
3955 eg_pi->ulv.supported = true;
3956 eg_pi->ulv.pl = pl;
3957 }
3958
3959 if (pi->min_vddc_in_table > pl->vddc)
3960 pi->min_vddc_in_table = pl->vddc;
3961
3962 if (pi->max_vddc_in_table < pl->vddc)
3963 pi->max_vddc_in_table = pl->vddc;
3964
3965 /* patch up boot state */
3966 if (rps->class & ATOM_PPLIB_CLASSIFICATION_BOOT) {
3967 u16 vddc, vddci, mvdd;
3968 radeon_atombios_get_default_voltages(rdev, &vddc, &vddci, &mvdd);
3969 pl->mclk = rdev->clock.default_mclk;
3970 pl->sclk = rdev->clock.default_sclk;
3971 pl->vddc = vddc;
3972 pl->vddci = vddci;
3973 }
3974
3975 if ((rps->class & ATOM_PPLIB_CLASSIFICATION_UI_MASK) ==
3976 ATOM_PPLIB_CLASSIFICATION_UI_PERFORMANCE) {
3977 rdev->pm.dpm.dyn_state.max_clock_voltage_on_ac.sclk = pl->sclk;
3978 rdev->pm.dpm.dyn_state.max_clock_voltage_on_ac.mclk = pl->mclk;
3979 rdev->pm.dpm.dyn_state.max_clock_voltage_on_ac.vddc = pl->vddc;
3980 rdev->pm.dpm.dyn_state.max_clock_voltage_on_ac.vddci = pl->vddci;
3981 }
3982}
3983
3984static int ni_parse_power_table(struct radeon_device *rdev)
3985{
3986 struct radeon_mode_info *mode_info = &rdev->mode_info;
3987 struct _ATOM_PPLIB_NONCLOCK_INFO *non_clock_info;
3988 union pplib_power_state *power_state;
3989 int i, j;
3990 union pplib_clock_info *clock_info;
3991 union power_info *power_info;
3992 int index = GetIndexIntoMasterTable(DATA, PowerPlayInfo);
3993 u16 data_offset;
3994 u8 frev, crev;
3995 struct ni_ps *ps;
3996
3997 if (!atom_parse_data_header(mode_info->atom_context, index, NULL,
3998 &frev, &crev, &data_offset))
3999 return -EINVAL;
4000 power_info = (union power_info *)(mode_info->atom_context->bios + data_offset);
4001
4002 rdev->pm.dpm.ps = kcalloc(power_info->pplib.ucNumStates,
4003 sizeof(struct radeon_ps),
4004 GFP_KERNEL);
4005 if (!rdev->pm.dpm.ps)
4006 return -ENOMEM;
4007
4008 for (i = 0; i < power_info->pplib.ucNumStates; i++) {
4009 power_state = (union pplib_power_state *)
4010 (mode_info->atom_context->bios + data_offset +
4011 le16_to_cpu(power_info->pplib.usStateArrayOffset) +
4012 i * power_info->pplib.ucStateEntrySize);
4013 non_clock_info = (struct _ATOM_PPLIB_NONCLOCK_INFO *)
4014 (mode_info->atom_context->bios + data_offset +
4015 le16_to_cpu(power_info->pplib.usNonClockInfoArrayOffset) +
4016 (power_state->v1.ucNonClockStateIndex *
4017 power_info->pplib.ucNonClockSize));
4018 if (power_info->pplib.ucStateEntrySize - 1) {
4019 u8 *idx;
4020 ps = kzalloc(sizeof(struct ni_ps), GFP_KERNEL);
4021 if (ps == NULL) {
4022 kfree(rdev->pm.dpm.ps);
4023 return -ENOMEM;
4024 }
4025 rdev->pm.dpm.ps[i].ps_priv = ps;
4026 ni_parse_pplib_non_clock_info(rdev, &rdev->pm.dpm.ps[i],
4027 non_clock_info,
4028 power_info->pplib.ucNonClockSize);
4029 idx = (u8 *)&power_state->v1.ucClockStateIndices[0];
4030 for (j = 0; j < (power_info->pplib.ucStateEntrySize - 1); j++) {
4031 clock_info = (union pplib_clock_info *)
4032 (mode_info->atom_context->bios + data_offset +
4033 le16_to_cpu(power_info->pplib.usClockInfoArrayOffset) +
4034 (idx[j] * power_info->pplib.ucClockInfoSize));
4035 ni_parse_pplib_clock_info(rdev,
4036 &rdev->pm.dpm.ps[i], j,
4037 clock_info);
4038 }
4039 }
4040 }
4041 rdev->pm.dpm.num_ps = power_info->pplib.ucNumStates;
4042 return 0;
4043}
4044
4045int ni_dpm_init(struct radeon_device *rdev)
4046{
4047 struct rv7xx_power_info *pi;
4048 struct evergreen_power_info *eg_pi;
4049 struct ni_power_info *ni_pi;
4050 struct atom_clock_dividers dividers;
4051 int ret;
4052
4053 ni_pi = kzalloc(sizeof(struct ni_power_info), GFP_KERNEL);
4054 if (ni_pi == NULL)
4055 return -ENOMEM;
4056 rdev->pm.dpm.priv = ni_pi;
4057 eg_pi = &ni_pi->eg;
4058 pi = &eg_pi->rv7xx;
4059
4060 rv770_get_max_vddc(rdev);
4061
4062 eg_pi->ulv.supported = false;
4063 pi->acpi_vddc = 0;
4064 eg_pi->acpi_vddci = 0;
4065 pi->min_vddc_in_table = 0;
4066 pi->max_vddc_in_table = 0;
4067
4068 ret = r600_get_platform_caps(rdev);
4069 if (ret)
4070 return ret;
4071
4072 ret = ni_parse_power_table(rdev);
4073 if (ret)
4074 return ret;
4075 ret = r600_parse_extended_power_table(rdev);
4076 if (ret)
4077 return ret;
4078
4079 rdev->pm.dpm.dyn_state.vddc_dependency_on_dispclk.entries =
4080 kcalloc(4,
4081 sizeof(struct radeon_clock_voltage_dependency_entry),
4082 GFP_KERNEL);
4083 if (!rdev->pm.dpm.dyn_state.vddc_dependency_on_dispclk.entries) {
4084 r600_free_extended_power_table(rdev);
4085 return -ENOMEM;
4086 }
4087 rdev->pm.dpm.dyn_state.vddc_dependency_on_dispclk.count = 4;
4088 rdev->pm.dpm.dyn_state.vddc_dependency_on_dispclk.entries[0].clk = 0;
4089 rdev->pm.dpm.dyn_state.vddc_dependency_on_dispclk.entries[0].v = 0;
4090 rdev->pm.dpm.dyn_state.vddc_dependency_on_dispclk.entries[1].clk = 36000;
4091 rdev->pm.dpm.dyn_state.vddc_dependency_on_dispclk.entries[1].v = 720;
4092 rdev->pm.dpm.dyn_state.vddc_dependency_on_dispclk.entries[2].clk = 54000;
4093 rdev->pm.dpm.dyn_state.vddc_dependency_on_dispclk.entries[2].v = 810;
4094 rdev->pm.dpm.dyn_state.vddc_dependency_on_dispclk.entries[3].clk = 72000;
4095 rdev->pm.dpm.dyn_state.vddc_dependency_on_dispclk.entries[3].v = 900;
4096
4097 ni_patch_dependency_tables_based_on_leakage(rdev);
4098
4099 if (rdev->pm.dpm.voltage_response_time == 0)
4100 rdev->pm.dpm.voltage_response_time = R600_VOLTAGERESPONSETIME_DFLT;
4101 if (rdev->pm.dpm.backbias_response_time == 0)
4102 rdev->pm.dpm.backbias_response_time = R600_BACKBIASRESPONSETIME_DFLT;
4103
4104 ret = radeon_atom_get_clock_dividers(rdev, COMPUTE_ENGINE_PLL_PARAM,
4105 0, false, ÷rs);
4106 if (ret)
4107 pi->ref_div = dividers.ref_div + 1;
4108 else
4109 pi->ref_div = R600_REFERENCEDIVIDER_DFLT;
4110
4111 pi->rlp = RV770_RLP_DFLT;
4112 pi->rmp = RV770_RMP_DFLT;
4113 pi->lhp = RV770_LHP_DFLT;
4114 pi->lmp = RV770_LMP_DFLT;
4115
4116 eg_pi->ats[0].rlp = RV770_RLP_DFLT;
4117 eg_pi->ats[0].rmp = RV770_RMP_DFLT;
4118 eg_pi->ats[0].lhp = RV770_LHP_DFLT;
4119 eg_pi->ats[0].lmp = RV770_LMP_DFLT;
4120
4121 eg_pi->ats[1].rlp = BTC_RLP_UVD_DFLT;
4122 eg_pi->ats[1].rmp = BTC_RMP_UVD_DFLT;
4123 eg_pi->ats[1].lhp = BTC_LHP_UVD_DFLT;
4124 eg_pi->ats[1].lmp = BTC_LMP_UVD_DFLT;
4125
4126 eg_pi->smu_uvd_hs = true;
4127
4128 if (rdev->pdev->device == 0x6707) {
4129 pi->mclk_strobe_mode_threshold = 55000;
4130 pi->mclk_edc_enable_threshold = 55000;
4131 eg_pi->mclk_edc_wr_enable_threshold = 55000;
4132 } else {
4133 pi->mclk_strobe_mode_threshold = 40000;
4134 pi->mclk_edc_enable_threshold = 40000;
4135 eg_pi->mclk_edc_wr_enable_threshold = 40000;
4136 }
4137 ni_pi->mclk_rtt_mode_threshold = eg_pi->mclk_edc_wr_enable_threshold;
4138
4139 pi->voltage_control =
4140 radeon_atom_is_voltage_gpio(rdev, SET_VOLTAGE_TYPE_ASIC_VDDC, 0);
4141
4142 pi->mvdd_control =
4143 radeon_atom_is_voltage_gpio(rdev, SET_VOLTAGE_TYPE_ASIC_MVDDC, 0);
4144
4145 eg_pi->vddci_control =
4146 radeon_atom_is_voltage_gpio(rdev, SET_VOLTAGE_TYPE_ASIC_VDDCI, 0);
4147
4148 rv770_get_engine_memory_ss(rdev);
4149
4150 pi->asi = RV770_ASI_DFLT;
4151 pi->pasi = CYPRESS_HASI_DFLT;
4152 pi->vrc = CYPRESS_VRC_DFLT;
4153
4154 pi->power_gating = false;
4155
4156 pi->gfx_clock_gating = true;
4157
4158 pi->mg_clock_gating = true;
4159 pi->mgcgtssm = true;
4160 eg_pi->ls_clock_gating = false;
4161 eg_pi->sclk_deep_sleep = false;
4162
4163 pi->dynamic_pcie_gen2 = true;
4164
4165 if (rdev->pm.int_thermal_type != THERMAL_TYPE_NONE)
4166 pi->thermal_protection = true;
4167 else
4168 pi->thermal_protection = false;
4169
4170 pi->display_gap = true;
4171
4172 pi->dcodt = true;
4173
4174 pi->ulps = true;
4175
4176 eg_pi->dynamic_ac_timing = true;
4177 eg_pi->abm = true;
4178 eg_pi->mcls = true;
4179 eg_pi->light_sleep = true;
4180 eg_pi->memory_transition = true;
4181#if defined(CONFIG_ACPI)
4182 eg_pi->pcie_performance_request =
4183 radeon_acpi_is_pcie_performance_request_supported(rdev);
4184#else
4185 eg_pi->pcie_performance_request = false;
4186#endif
4187
4188 eg_pi->dll_default_on = false;
4189
4190 eg_pi->sclk_deep_sleep = false;
4191
4192 pi->mclk_stutter_mode_threshold = 0;
4193
4194 pi->sram_end = SMC_RAM_END;
4195
4196 rdev->pm.dpm.dyn_state.mclk_sclk_ratio = 3;
4197 rdev->pm.dpm.dyn_state.vddc_vddci_delta = 200;
4198 rdev->pm.dpm.dyn_state.min_vddc_for_pcie_gen2 = 900;
4199 rdev->pm.dpm.dyn_state.valid_sclk_values.count = ARRAY_SIZE(btc_valid_sclk);
4200 rdev->pm.dpm.dyn_state.valid_sclk_values.values = btc_valid_sclk;
4201 rdev->pm.dpm.dyn_state.valid_mclk_values.count = 0;
4202 rdev->pm.dpm.dyn_state.valid_mclk_values.values = NULL;
4203 rdev->pm.dpm.dyn_state.sclk_mclk_delta = 12500;
4204
4205 ni_pi->cac_data.leakage_coefficients.at = 516;
4206 ni_pi->cac_data.leakage_coefficients.bt = 18;
4207 ni_pi->cac_data.leakage_coefficients.av = 51;
4208 ni_pi->cac_data.leakage_coefficients.bv = 2957;
4209
4210 switch (rdev->pdev->device) {
4211 case 0x6700:
4212 case 0x6701:
4213 case 0x6702:
4214 case 0x6703:
4215 case 0x6718:
4216 ni_pi->cac_weights = &cac_weights_cayman_xt;
4217 break;
4218 case 0x6705:
4219 case 0x6719:
4220 case 0x671D:
4221 case 0x671C:
4222 default:
4223 ni_pi->cac_weights = &cac_weights_cayman_pro;
4224 break;
4225 case 0x6704:
4226 case 0x6706:
4227 case 0x6707:
4228 case 0x6708:
4229 case 0x6709:
4230 ni_pi->cac_weights = &cac_weights_cayman_le;
4231 break;
4232 }
4233
4234 if (ni_pi->cac_weights->enable_power_containment_by_default) {
4235 ni_pi->enable_power_containment = true;
4236 ni_pi->enable_cac = true;
4237 ni_pi->enable_sq_ramping = true;
4238 } else {
4239 ni_pi->enable_power_containment = false;
4240 ni_pi->enable_cac = false;
4241 ni_pi->enable_sq_ramping = false;
4242 }
4243
4244 ni_pi->driver_calculate_cac_leakage = false;
4245 ni_pi->cac_configuration_required = true;
4246
4247 if (ni_pi->cac_configuration_required) {
4248 ni_pi->support_cac_long_term_average = true;
4249 ni_pi->lta_window_size = ni_pi->cac_weights->l2_lta_window_size;
4250 ni_pi->lts_truncate = ni_pi->cac_weights->lts_truncate;
4251 } else {
4252 ni_pi->support_cac_long_term_average = false;
4253 ni_pi->lta_window_size = 0;
4254 ni_pi->lts_truncate = 0;
4255 }
4256
4257 ni_pi->use_power_boost_limit = true;
4258
4259 /* make sure dc limits are valid */
4260 if ((rdev->pm.dpm.dyn_state.max_clock_voltage_on_dc.sclk == 0) ||
4261 (rdev->pm.dpm.dyn_state.max_clock_voltage_on_dc.mclk == 0))
4262 rdev->pm.dpm.dyn_state.max_clock_voltage_on_dc =
4263 rdev->pm.dpm.dyn_state.max_clock_voltage_on_ac;
4264
4265 return 0;
4266}
4267
4268void ni_dpm_fini(struct radeon_device *rdev)
4269{
4270 int i;
4271
4272 for (i = 0; i < rdev->pm.dpm.num_ps; i++) {
4273 kfree(rdev->pm.dpm.ps[i].ps_priv);
4274 }
4275 kfree(rdev->pm.dpm.ps);
4276 kfree(rdev->pm.dpm.priv);
4277 kfree(rdev->pm.dpm.dyn_state.vddc_dependency_on_dispclk.entries);
4278 r600_free_extended_power_table(rdev);
4279}
4280
4281void ni_dpm_print_power_state(struct radeon_device *rdev,
4282 struct radeon_ps *rps)
4283{
4284 struct ni_ps *ps = ni_get_ps(rps);
4285 struct rv7xx_pl *pl;
4286 int i;
4287
4288 r600_dpm_print_class_info(rps->class, rps->class2);
4289 r600_dpm_print_cap_info(rps->caps);
4290 printk("\tuvd vclk: %d dclk: %d\n", rps->vclk, rps->dclk);
4291 for (i = 0; i < ps->performance_level_count; i++) {
4292 pl = &ps->performance_levels[i];
4293 if (rdev->family >= CHIP_TAHITI)
4294 printk("\t\tpower level %d sclk: %u mclk: %u vddc: %u vddci: %u pcie gen: %u\n",
4295 i, pl->sclk, pl->mclk, pl->vddc, pl->vddci, pl->pcie_gen + 1);
4296 else
4297 printk("\t\tpower level %d sclk: %u mclk: %u vddc: %u vddci: %u\n",
4298 i, pl->sclk, pl->mclk, pl->vddc, pl->vddci);
4299 }
4300 r600_dpm_print_ps_status(rdev, rps);
4301}
4302
4303void ni_dpm_debugfs_print_current_performance_level(struct radeon_device *rdev,
4304 struct seq_file *m)
4305{
4306 struct evergreen_power_info *eg_pi = evergreen_get_pi(rdev);
4307 struct radeon_ps *rps = &eg_pi->current_rps;
4308 struct ni_ps *ps = ni_get_ps(rps);
4309 struct rv7xx_pl *pl;
4310 u32 current_index =
4311 (RREG32(TARGET_AND_CURRENT_PROFILE_INDEX) & CURRENT_STATE_INDEX_MASK) >>
4312 CURRENT_STATE_INDEX_SHIFT;
4313
4314 if (current_index >= ps->performance_level_count) {
4315 seq_printf(m, "invalid dpm profile %d\n", current_index);
4316 } else {
4317 pl = &ps->performance_levels[current_index];
4318 seq_printf(m, "uvd vclk: %d dclk: %d\n", rps->vclk, rps->dclk);
4319 seq_printf(m, "power level %d sclk: %u mclk: %u vddc: %u vddci: %u\n",
4320 current_index, pl->sclk, pl->mclk, pl->vddc, pl->vddci);
4321 }
4322}
4323
4324u32 ni_dpm_get_current_sclk(struct radeon_device *rdev)
4325{
4326 struct evergreen_power_info *eg_pi = evergreen_get_pi(rdev);
4327 struct radeon_ps *rps = &eg_pi->current_rps;
4328 struct ni_ps *ps = ni_get_ps(rps);
4329 struct rv7xx_pl *pl;
4330 u32 current_index =
4331 (RREG32(TARGET_AND_CURRENT_PROFILE_INDEX) & CURRENT_STATE_INDEX_MASK) >>
4332 CURRENT_STATE_INDEX_SHIFT;
4333
4334 if (current_index >= ps->performance_level_count) {
4335 return 0;
4336 } else {
4337 pl = &ps->performance_levels[current_index];
4338 return pl->sclk;
4339 }
4340}
4341
4342u32 ni_dpm_get_current_mclk(struct radeon_device *rdev)
4343{
4344 struct evergreen_power_info *eg_pi = evergreen_get_pi(rdev);
4345 struct radeon_ps *rps = &eg_pi->current_rps;
4346 struct ni_ps *ps = ni_get_ps(rps);
4347 struct rv7xx_pl *pl;
4348 u32 current_index =
4349 (RREG32(TARGET_AND_CURRENT_PROFILE_INDEX) & CURRENT_STATE_INDEX_MASK) >>
4350 CURRENT_STATE_INDEX_SHIFT;
4351
4352 if (current_index >= ps->performance_level_count) {
4353 return 0;
4354 } else {
4355 pl = &ps->performance_levels[current_index];
4356 return pl->mclk;
4357 }
4358}
4359
4360u32 ni_dpm_get_sclk(struct radeon_device *rdev, bool low)
4361{
4362 struct evergreen_power_info *eg_pi = evergreen_get_pi(rdev);
4363 struct ni_ps *requested_state = ni_get_ps(&eg_pi->requested_rps);
4364
4365 if (low)
4366 return requested_state->performance_levels[0].sclk;
4367 else
4368 return requested_state->performance_levels[requested_state->performance_level_count - 1].sclk;
4369}
4370
4371u32 ni_dpm_get_mclk(struct radeon_device *rdev, bool low)
4372{
4373 struct evergreen_power_info *eg_pi = evergreen_get_pi(rdev);
4374 struct ni_ps *requested_state = ni_get_ps(&eg_pi->requested_rps);
4375
4376 if (low)
4377 return requested_state->performance_levels[0].mclk;
4378 else
4379 return requested_state->performance_levels[requested_state->performance_level_count - 1].mclk;
4380}
4381
1/*
2 * Copyright 2012 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/math64.h>
25#include <linux/pci.h>
26#include <linux/seq_file.h>
27
28#include "atom.h"
29#include "ni_dpm.h"
30#include "nid.h"
31#include "r600_dpm.h"
32#include "radeon.h"
33#include "radeon_asic.h"
34
35#define MC_CG_ARB_FREQ_F0 0x0a
36#define MC_CG_ARB_FREQ_F1 0x0b
37#define MC_CG_ARB_FREQ_F2 0x0c
38#define MC_CG_ARB_FREQ_F3 0x0d
39
40#define SMC_RAM_END 0xC000
41
42static const struct ni_cac_weights cac_weights_cayman_xt =
43{
44 0x15,
45 0x2,
46 0x19,
47 0x2,
48 0x8,
49 0x14,
50 0x2,
51 0x16,
52 0xE,
53 0x17,
54 0x13,
55 0x2B,
56 0x10,
57 0x7,
58 0x5,
59 0x5,
60 0x5,
61 0x2,
62 0x3,
63 0x9,
64 0x10,
65 0x10,
66 0x2B,
67 0xA,
68 0x9,
69 0x4,
70 0xD,
71 0xD,
72 0x3E,
73 0x18,
74 0x14,
75 0,
76 0x3,
77 0x3,
78 0x5,
79 0,
80 0x2,
81 0,
82 0,
83 0,
84 0,
85 0,
86 0,
87 0,
88 0,
89 0,
90 0x1CC,
91 0,
92 0x164,
93 1,
94 1,
95 1,
96 1,
97 12,
98 12,
99 12,
100 0x12,
101 0x1F,
102 132,
103 5,
104 7,
105 0,
106 { 0, 0, 0, 0, 0, 0, 0, 0 },
107 { 0, 0, 0, 0 },
108 true
109};
110
111static const struct ni_cac_weights cac_weights_cayman_pro =
112{
113 0x16,
114 0x4,
115 0x10,
116 0x2,
117 0xA,
118 0x16,
119 0x2,
120 0x18,
121 0x10,
122 0x1A,
123 0x16,
124 0x2D,
125 0x12,
126 0xA,
127 0x6,
128 0x6,
129 0x6,
130 0x2,
131 0x4,
132 0xB,
133 0x11,
134 0x11,
135 0x2D,
136 0xC,
137 0xC,
138 0x7,
139 0x10,
140 0x10,
141 0x3F,
142 0x1A,
143 0x16,
144 0,
145 0x7,
146 0x4,
147 0x6,
148 1,
149 0x2,
150 0x1,
151 0,
152 0,
153 0,
154 0,
155 0,
156 0,
157 0x30,
158 0,
159 0x1CF,
160 0,
161 0x166,
162 1,
163 1,
164 1,
165 1,
166 12,
167 12,
168 12,
169 0x15,
170 0x1F,
171 132,
172 6,
173 6,
174 0,
175 { 0, 0, 0, 0, 0, 0, 0, 0 },
176 { 0, 0, 0, 0 },
177 true
178};
179
180static const struct ni_cac_weights cac_weights_cayman_le =
181{
182 0x7,
183 0xE,
184 0x1,
185 0xA,
186 0x1,
187 0x3F,
188 0x2,
189 0x18,
190 0x10,
191 0x1A,
192 0x1,
193 0x3F,
194 0x1,
195 0xE,
196 0x6,
197 0x6,
198 0x6,
199 0x2,
200 0x4,
201 0x9,
202 0x1A,
203 0x1A,
204 0x2C,
205 0xA,
206 0x11,
207 0x8,
208 0x19,
209 0x19,
210 0x1,
211 0x1,
212 0x1A,
213 0,
214 0x8,
215 0x5,
216 0x8,
217 0x1,
218 0x3,
219 0x1,
220 0,
221 0,
222 0,
223 0,
224 0,
225 0,
226 0x38,
227 0x38,
228 0x239,
229 0x3,
230 0x18A,
231 1,
232 1,
233 1,
234 1,
235 12,
236 12,
237 12,
238 0x15,
239 0x22,
240 132,
241 6,
242 6,
243 0,
244 { 0, 0, 0, 0, 0, 0, 0, 0 },
245 { 0, 0, 0, 0 },
246 true
247};
248
249#define NISLANDS_MGCG_SEQUENCE 300
250
251static const u32 cayman_cgcg_cgls_default[] =
252{
253 0x000008f8, 0x00000010, 0xffffffff,
254 0x000008fc, 0x00000000, 0xffffffff,
255 0x000008f8, 0x00000011, 0xffffffff,
256 0x000008fc, 0x00000000, 0xffffffff,
257 0x000008f8, 0x00000012, 0xffffffff,
258 0x000008fc, 0x00000000, 0xffffffff,
259 0x000008f8, 0x00000013, 0xffffffff,
260 0x000008fc, 0x00000000, 0xffffffff,
261 0x000008f8, 0x00000014, 0xffffffff,
262 0x000008fc, 0x00000000, 0xffffffff,
263 0x000008f8, 0x00000015, 0xffffffff,
264 0x000008fc, 0x00000000, 0xffffffff,
265 0x000008f8, 0x00000016, 0xffffffff,
266 0x000008fc, 0x00000000, 0xffffffff,
267 0x000008f8, 0x00000017, 0xffffffff,
268 0x000008fc, 0x00000000, 0xffffffff,
269 0x000008f8, 0x00000018, 0xffffffff,
270 0x000008fc, 0x00000000, 0xffffffff,
271 0x000008f8, 0x00000019, 0xffffffff,
272 0x000008fc, 0x00000000, 0xffffffff,
273 0x000008f8, 0x0000001a, 0xffffffff,
274 0x000008fc, 0x00000000, 0xffffffff,
275 0x000008f8, 0x0000001b, 0xffffffff,
276 0x000008fc, 0x00000000, 0xffffffff,
277 0x000008f8, 0x00000020, 0xffffffff,
278 0x000008fc, 0x00000000, 0xffffffff,
279 0x000008f8, 0x00000021, 0xffffffff,
280 0x000008fc, 0x00000000, 0xffffffff,
281 0x000008f8, 0x00000022, 0xffffffff,
282 0x000008fc, 0x00000000, 0xffffffff,
283 0x000008f8, 0x00000023, 0xffffffff,
284 0x000008fc, 0x00000000, 0xffffffff,
285 0x000008f8, 0x00000024, 0xffffffff,
286 0x000008fc, 0x00000000, 0xffffffff,
287 0x000008f8, 0x00000025, 0xffffffff,
288 0x000008fc, 0x00000000, 0xffffffff,
289 0x000008f8, 0x00000026, 0xffffffff,
290 0x000008fc, 0x00000000, 0xffffffff,
291 0x000008f8, 0x00000027, 0xffffffff,
292 0x000008fc, 0x00000000, 0xffffffff,
293 0x000008f8, 0x00000028, 0xffffffff,
294 0x000008fc, 0x00000000, 0xffffffff,
295 0x000008f8, 0x00000029, 0xffffffff,
296 0x000008fc, 0x00000000, 0xffffffff,
297 0x000008f8, 0x0000002a, 0xffffffff,
298 0x000008fc, 0x00000000, 0xffffffff,
299 0x000008f8, 0x0000002b, 0xffffffff,
300 0x000008fc, 0x00000000, 0xffffffff
301};
302#define CAYMAN_CGCG_CGLS_DEFAULT_LENGTH sizeof(cayman_cgcg_cgls_default) / (3 * sizeof(u32))
303
304static const u32 cayman_cgcg_cgls_disable[] =
305{
306 0x000008f8, 0x00000010, 0xffffffff,
307 0x000008fc, 0xffffffff, 0xffffffff,
308 0x000008f8, 0x00000011, 0xffffffff,
309 0x000008fc, 0xffffffff, 0xffffffff,
310 0x000008f8, 0x00000012, 0xffffffff,
311 0x000008fc, 0xffffffff, 0xffffffff,
312 0x000008f8, 0x00000013, 0xffffffff,
313 0x000008fc, 0xffffffff, 0xffffffff,
314 0x000008f8, 0x00000014, 0xffffffff,
315 0x000008fc, 0xffffffff, 0xffffffff,
316 0x000008f8, 0x00000015, 0xffffffff,
317 0x000008fc, 0xffffffff, 0xffffffff,
318 0x000008f8, 0x00000016, 0xffffffff,
319 0x000008fc, 0xffffffff, 0xffffffff,
320 0x000008f8, 0x00000017, 0xffffffff,
321 0x000008fc, 0xffffffff, 0xffffffff,
322 0x000008f8, 0x00000018, 0xffffffff,
323 0x000008fc, 0xffffffff, 0xffffffff,
324 0x000008f8, 0x00000019, 0xffffffff,
325 0x000008fc, 0xffffffff, 0xffffffff,
326 0x000008f8, 0x0000001a, 0xffffffff,
327 0x000008fc, 0xffffffff, 0xffffffff,
328 0x000008f8, 0x0000001b, 0xffffffff,
329 0x000008fc, 0xffffffff, 0xffffffff,
330 0x000008f8, 0x00000020, 0xffffffff,
331 0x000008fc, 0x00000000, 0xffffffff,
332 0x000008f8, 0x00000021, 0xffffffff,
333 0x000008fc, 0x00000000, 0xffffffff,
334 0x000008f8, 0x00000022, 0xffffffff,
335 0x000008fc, 0x00000000, 0xffffffff,
336 0x000008f8, 0x00000023, 0xffffffff,
337 0x000008fc, 0x00000000, 0xffffffff,
338 0x000008f8, 0x00000024, 0xffffffff,
339 0x000008fc, 0x00000000, 0xffffffff,
340 0x000008f8, 0x00000025, 0xffffffff,
341 0x000008fc, 0x00000000, 0xffffffff,
342 0x000008f8, 0x00000026, 0xffffffff,
343 0x000008fc, 0x00000000, 0xffffffff,
344 0x000008f8, 0x00000027, 0xffffffff,
345 0x000008fc, 0x00000000, 0xffffffff,
346 0x000008f8, 0x00000028, 0xffffffff,
347 0x000008fc, 0x00000000, 0xffffffff,
348 0x000008f8, 0x00000029, 0xffffffff,
349 0x000008fc, 0x00000000, 0xffffffff,
350 0x000008f8, 0x0000002a, 0xffffffff,
351 0x000008fc, 0x00000000, 0xffffffff,
352 0x000008f8, 0x0000002b, 0xffffffff,
353 0x000008fc, 0x00000000, 0xffffffff,
354 0x00000644, 0x000f7902, 0x001f4180,
355 0x00000644, 0x000f3802, 0x001f4180
356};
357#define CAYMAN_CGCG_CGLS_DISABLE_LENGTH sizeof(cayman_cgcg_cgls_disable) / (3 * sizeof(u32))
358
359static const u32 cayman_cgcg_cgls_enable[] =
360{
361 0x00000644, 0x000f7882, 0x001f4080,
362 0x000008f8, 0x00000010, 0xffffffff,
363 0x000008fc, 0x00000000, 0xffffffff,
364 0x000008f8, 0x00000011, 0xffffffff,
365 0x000008fc, 0x00000000, 0xffffffff,
366 0x000008f8, 0x00000012, 0xffffffff,
367 0x000008fc, 0x00000000, 0xffffffff,
368 0x000008f8, 0x00000013, 0xffffffff,
369 0x000008fc, 0x00000000, 0xffffffff,
370 0x000008f8, 0x00000014, 0xffffffff,
371 0x000008fc, 0x00000000, 0xffffffff,
372 0x000008f8, 0x00000015, 0xffffffff,
373 0x000008fc, 0x00000000, 0xffffffff,
374 0x000008f8, 0x00000016, 0xffffffff,
375 0x000008fc, 0x00000000, 0xffffffff,
376 0x000008f8, 0x00000017, 0xffffffff,
377 0x000008fc, 0x00000000, 0xffffffff,
378 0x000008f8, 0x00000018, 0xffffffff,
379 0x000008fc, 0x00000000, 0xffffffff,
380 0x000008f8, 0x00000019, 0xffffffff,
381 0x000008fc, 0x00000000, 0xffffffff,
382 0x000008f8, 0x0000001a, 0xffffffff,
383 0x000008fc, 0x00000000, 0xffffffff,
384 0x000008f8, 0x0000001b, 0xffffffff,
385 0x000008fc, 0x00000000, 0xffffffff,
386 0x000008f8, 0x00000020, 0xffffffff,
387 0x000008fc, 0xffffffff, 0xffffffff,
388 0x000008f8, 0x00000021, 0xffffffff,
389 0x000008fc, 0xffffffff, 0xffffffff,
390 0x000008f8, 0x00000022, 0xffffffff,
391 0x000008fc, 0xffffffff, 0xffffffff,
392 0x000008f8, 0x00000023, 0xffffffff,
393 0x000008fc, 0xffffffff, 0xffffffff,
394 0x000008f8, 0x00000024, 0xffffffff,
395 0x000008fc, 0xffffffff, 0xffffffff,
396 0x000008f8, 0x00000025, 0xffffffff,
397 0x000008fc, 0xffffffff, 0xffffffff,
398 0x000008f8, 0x00000026, 0xffffffff,
399 0x000008fc, 0xffffffff, 0xffffffff,
400 0x000008f8, 0x00000027, 0xffffffff,
401 0x000008fc, 0xffffffff, 0xffffffff,
402 0x000008f8, 0x00000028, 0xffffffff,
403 0x000008fc, 0xffffffff, 0xffffffff,
404 0x000008f8, 0x00000029, 0xffffffff,
405 0x000008fc, 0xffffffff, 0xffffffff,
406 0x000008f8, 0x0000002a, 0xffffffff,
407 0x000008fc, 0xffffffff, 0xffffffff,
408 0x000008f8, 0x0000002b, 0xffffffff,
409 0x000008fc, 0xffffffff, 0xffffffff
410};
411#define CAYMAN_CGCG_CGLS_ENABLE_LENGTH sizeof(cayman_cgcg_cgls_enable) / (3 * sizeof(u32))
412
413static const u32 cayman_mgcg_default[] =
414{
415 0x0000802c, 0xc0000000, 0xffffffff,
416 0x00003fc4, 0xc0000000, 0xffffffff,
417 0x00005448, 0x00000100, 0xffffffff,
418 0x000055e4, 0x00000100, 0xffffffff,
419 0x0000160c, 0x00000100, 0xffffffff,
420 0x00008984, 0x06000100, 0xffffffff,
421 0x0000c164, 0x00000100, 0xffffffff,
422 0x00008a18, 0x00000100, 0xffffffff,
423 0x0000897c, 0x06000100, 0xffffffff,
424 0x00008b28, 0x00000100, 0xffffffff,
425 0x00009144, 0x00800200, 0xffffffff,
426 0x00009a60, 0x00000100, 0xffffffff,
427 0x00009868, 0x00000100, 0xffffffff,
428 0x00008d58, 0x00000100, 0xffffffff,
429 0x00009510, 0x00000100, 0xffffffff,
430 0x0000949c, 0x00000100, 0xffffffff,
431 0x00009654, 0x00000100, 0xffffffff,
432 0x00009030, 0x00000100, 0xffffffff,
433 0x00009034, 0x00000100, 0xffffffff,
434 0x00009038, 0x00000100, 0xffffffff,
435 0x0000903c, 0x00000100, 0xffffffff,
436 0x00009040, 0x00000100, 0xffffffff,
437 0x0000a200, 0x00000100, 0xffffffff,
438 0x0000a204, 0x00000100, 0xffffffff,
439 0x0000a208, 0x00000100, 0xffffffff,
440 0x0000a20c, 0x00000100, 0xffffffff,
441 0x00009744, 0x00000100, 0xffffffff,
442 0x00003f80, 0x00000100, 0xffffffff,
443 0x0000a210, 0x00000100, 0xffffffff,
444 0x0000a214, 0x00000100, 0xffffffff,
445 0x000004d8, 0x00000100, 0xffffffff,
446 0x00009664, 0x00000100, 0xffffffff,
447 0x00009698, 0x00000100, 0xffffffff,
448 0x000004d4, 0x00000200, 0xffffffff,
449 0x000004d0, 0x00000000, 0xffffffff,
450 0x000030cc, 0x00000104, 0xffffffff,
451 0x0000d0c0, 0x00000100, 0xffffffff,
452 0x0000d8c0, 0x00000100, 0xffffffff,
453 0x0000802c, 0x40000000, 0xffffffff,
454 0x00003fc4, 0x40000000, 0xffffffff,
455 0x0000915c, 0x00010000, 0xffffffff,
456 0x00009160, 0x00030002, 0xffffffff,
457 0x00009164, 0x00050004, 0xffffffff,
458 0x00009168, 0x00070006, 0xffffffff,
459 0x00009178, 0x00070000, 0xffffffff,
460 0x0000917c, 0x00030002, 0xffffffff,
461 0x00009180, 0x00050004, 0xffffffff,
462 0x0000918c, 0x00010006, 0xffffffff,
463 0x00009190, 0x00090008, 0xffffffff,
464 0x00009194, 0x00070000, 0xffffffff,
465 0x00009198, 0x00030002, 0xffffffff,
466 0x0000919c, 0x00050004, 0xffffffff,
467 0x000091a8, 0x00010006, 0xffffffff,
468 0x000091ac, 0x00090008, 0xffffffff,
469 0x000091b0, 0x00070000, 0xffffffff,
470 0x000091b4, 0x00030002, 0xffffffff,
471 0x000091b8, 0x00050004, 0xffffffff,
472 0x000091c4, 0x00010006, 0xffffffff,
473 0x000091c8, 0x00090008, 0xffffffff,
474 0x000091cc, 0x00070000, 0xffffffff,
475 0x000091d0, 0x00030002, 0xffffffff,
476 0x000091d4, 0x00050004, 0xffffffff,
477 0x000091e0, 0x00010006, 0xffffffff,
478 0x000091e4, 0x00090008, 0xffffffff,
479 0x000091e8, 0x00000000, 0xffffffff,
480 0x000091ec, 0x00070000, 0xffffffff,
481 0x000091f0, 0x00030002, 0xffffffff,
482 0x000091f4, 0x00050004, 0xffffffff,
483 0x00009200, 0x00010006, 0xffffffff,
484 0x00009204, 0x00090008, 0xffffffff,
485 0x00009208, 0x00070000, 0xffffffff,
486 0x0000920c, 0x00030002, 0xffffffff,
487 0x00009210, 0x00050004, 0xffffffff,
488 0x0000921c, 0x00010006, 0xffffffff,
489 0x00009220, 0x00090008, 0xffffffff,
490 0x00009224, 0x00070000, 0xffffffff,
491 0x00009228, 0x00030002, 0xffffffff,
492 0x0000922c, 0x00050004, 0xffffffff,
493 0x00009238, 0x00010006, 0xffffffff,
494 0x0000923c, 0x00090008, 0xffffffff,
495 0x00009240, 0x00070000, 0xffffffff,
496 0x00009244, 0x00030002, 0xffffffff,
497 0x00009248, 0x00050004, 0xffffffff,
498 0x00009254, 0x00010006, 0xffffffff,
499 0x00009258, 0x00090008, 0xffffffff,
500 0x0000925c, 0x00070000, 0xffffffff,
501 0x00009260, 0x00030002, 0xffffffff,
502 0x00009264, 0x00050004, 0xffffffff,
503 0x00009270, 0x00010006, 0xffffffff,
504 0x00009274, 0x00090008, 0xffffffff,
505 0x00009278, 0x00070000, 0xffffffff,
506 0x0000927c, 0x00030002, 0xffffffff,
507 0x00009280, 0x00050004, 0xffffffff,
508 0x0000928c, 0x00010006, 0xffffffff,
509 0x00009290, 0x00090008, 0xffffffff,
510 0x000092a8, 0x00070000, 0xffffffff,
511 0x000092ac, 0x00030002, 0xffffffff,
512 0x000092b0, 0x00050004, 0xffffffff,
513 0x000092bc, 0x00010006, 0xffffffff,
514 0x000092c0, 0x00090008, 0xffffffff,
515 0x000092c4, 0x00070000, 0xffffffff,
516 0x000092c8, 0x00030002, 0xffffffff,
517 0x000092cc, 0x00050004, 0xffffffff,
518 0x000092d8, 0x00010006, 0xffffffff,
519 0x000092dc, 0x00090008, 0xffffffff,
520 0x00009294, 0x00000000, 0xffffffff,
521 0x0000802c, 0x40010000, 0xffffffff,
522 0x00003fc4, 0x40010000, 0xffffffff,
523 0x0000915c, 0x00010000, 0xffffffff,
524 0x00009160, 0x00030002, 0xffffffff,
525 0x00009164, 0x00050004, 0xffffffff,
526 0x00009168, 0x00070006, 0xffffffff,
527 0x00009178, 0x00070000, 0xffffffff,
528 0x0000917c, 0x00030002, 0xffffffff,
529 0x00009180, 0x00050004, 0xffffffff,
530 0x0000918c, 0x00010006, 0xffffffff,
531 0x00009190, 0x00090008, 0xffffffff,
532 0x00009194, 0x00070000, 0xffffffff,
533 0x00009198, 0x00030002, 0xffffffff,
534 0x0000919c, 0x00050004, 0xffffffff,
535 0x000091a8, 0x00010006, 0xffffffff,
536 0x000091ac, 0x00090008, 0xffffffff,
537 0x000091b0, 0x00070000, 0xffffffff,
538 0x000091b4, 0x00030002, 0xffffffff,
539 0x000091b8, 0x00050004, 0xffffffff,
540 0x000091c4, 0x00010006, 0xffffffff,
541 0x000091c8, 0x00090008, 0xffffffff,
542 0x000091cc, 0x00070000, 0xffffffff,
543 0x000091d0, 0x00030002, 0xffffffff,
544 0x000091d4, 0x00050004, 0xffffffff,
545 0x000091e0, 0x00010006, 0xffffffff,
546 0x000091e4, 0x00090008, 0xffffffff,
547 0x000091e8, 0x00000000, 0xffffffff,
548 0x000091ec, 0x00070000, 0xffffffff,
549 0x000091f0, 0x00030002, 0xffffffff,
550 0x000091f4, 0x00050004, 0xffffffff,
551 0x00009200, 0x00010006, 0xffffffff,
552 0x00009204, 0x00090008, 0xffffffff,
553 0x00009208, 0x00070000, 0xffffffff,
554 0x0000920c, 0x00030002, 0xffffffff,
555 0x00009210, 0x00050004, 0xffffffff,
556 0x0000921c, 0x00010006, 0xffffffff,
557 0x00009220, 0x00090008, 0xffffffff,
558 0x00009224, 0x00070000, 0xffffffff,
559 0x00009228, 0x00030002, 0xffffffff,
560 0x0000922c, 0x00050004, 0xffffffff,
561 0x00009238, 0x00010006, 0xffffffff,
562 0x0000923c, 0x00090008, 0xffffffff,
563 0x00009240, 0x00070000, 0xffffffff,
564 0x00009244, 0x00030002, 0xffffffff,
565 0x00009248, 0x00050004, 0xffffffff,
566 0x00009254, 0x00010006, 0xffffffff,
567 0x00009258, 0x00090008, 0xffffffff,
568 0x0000925c, 0x00070000, 0xffffffff,
569 0x00009260, 0x00030002, 0xffffffff,
570 0x00009264, 0x00050004, 0xffffffff,
571 0x00009270, 0x00010006, 0xffffffff,
572 0x00009274, 0x00090008, 0xffffffff,
573 0x00009278, 0x00070000, 0xffffffff,
574 0x0000927c, 0x00030002, 0xffffffff,
575 0x00009280, 0x00050004, 0xffffffff,
576 0x0000928c, 0x00010006, 0xffffffff,
577 0x00009290, 0x00090008, 0xffffffff,
578 0x000092a8, 0x00070000, 0xffffffff,
579 0x000092ac, 0x00030002, 0xffffffff,
580 0x000092b0, 0x00050004, 0xffffffff,
581 0x000092bc, 0x00010006, 0xffffffff,
582 0x000092c0, 0x00090008, 0xffffffff,
583 0x000092c4, 0x00070000, 0xffffffff,
584 0x000092c8, 0x00030002, 0xffffffff,
585 0x000092cc, 0x00050004, 0xffffffff,
586 0x000092d8, 0x00010006, 0xffffffff,
587 0x000092dc, 0x00090008, 0xffffffff,
588 0x00009294, 0x00000000, 0xffffffff,
589 0x0000802c, 0xc0000000, 0xffffffff,
590 0x00003fc4, 0xc0000000, 0xffffffff,
591 0x000008f8, 0x00000010, 0xffffffff,
592 0x000008fc, 0x00000000, 0xffffffff,
593 0x000008f8, 0x00000011, 0xffffffff,
594 0x000008fc, 0x00000000, 0xffffffff,
595 0x000008f8, 0x00000012, 0xffffffff,
596 0x000008fc, 0x00000000, 0xffffffff,
597 0x000008f8, 0x00000013, 0xffffffff,
598 0x000008fc, 0x00000000, 0xffffffff,
599 0x000008f8, 0x00000014, 0xffffffff,
600 0x000008fc, 0x00000000, 0xffffffff,
601 0x000008f8, 0x00000015, 0xffffffff,
602 0x000008fc, 0x00000000, 0xffffffff,
603 0x000008f8, 0x00000016, 0xffffffff,
604 0x000008fc, 0x00000000, 0xffffffff,
605 0x000008f8, 0x00000017, 0xffffffff,
606 0x000008fc, 0x00000000, 0xffffffff,
607 0x000008f8, 0x00000018, 0xffffffff,
608 0x000008fc, 0x00000000, 0xffffffff,
609 0x000008f8, 0x00000019, 0xffffffff,
610 0x000008fc, 0x00000000, 0xffffffff,
611 0x000008f8, 0x0000001a, 0xffffffff,
612 0x000008fc, 0x00000000, 0xffffffff,
613 0x000008f8, 0x0000001b, 0xffffffff,
614 0x000008fc, 0x00000000, 0xffffffff
615};
616#define CAYMAN_MGCG_DEFAULT_LENGTH sizeof(cayman_mgcg_default) / (3 * sizeof(u32))
617
618static const u32 cayman_mgcg_disable[] =
619{
620 0x0000802c, 0xc0000000, 0xffffffff,
621 0x000008f8, 0x00000000, 0xffffffff,
622 0x000008fc, 0xffffffff, 0xffffffff,
623 0x000008f8, 0x00000001, 0xffffffff,
624 0x000008fc, 0xffffffff, 0xffffffff,
625 0x000008f8, 0x00000002, 0xffffffff,
626 0x000008fc, 0xffffffff, 0xffffffff,
627 0x000008f8, 0x00000003, 0xffffffff,
628 0x000008fc, 0xffffffff, 0xffffffff,
629 0x00009150, 0x00600000, 0xffffffff
630};
631#define CAYMAN_MGCG_DISABLE_LENGTH sizeof(cayman_mgcg_disable) / (3 * sizeof(u32))
632
633static const u32 cayman_mgcg_enable[] =
634{
635 0x0000802c, 0xc0000000, 0xffffffff,
636 0x000008f8, 0x00000000, 0xffffffff,
637 0x000008fc, 0x00000000, 0xffffffff,
638 0x000008f8, 0x00000001, 0xffffffff,
639 0x000008fc, 0x00000000, 0xffffffff,
640 0x000008f8, 0x00000002, 0xffffffff,
641 0x000008fc, 0x00600000, 0xffffffff,
642 0x000008f8, 0x00000003, 0xffffffff,
643 0x000008fc, 0x00000000, 0xffffffff,
644 0x00009150, 0x96944200, 0xffffffff
645};
646
647#define CAYMAN_MGCG_ENABLE_LENGTH sizeof(cayman_mgcg_enable) / (3 * sizeof(u32))
648
649#define NISLANDS_SYSLS_SEQUENCE 100
650
651static const u32 cayman_sysls_default[] =
652{
653 /* Register, Value, Mask bits */
654 0x000055e8, 0x00000000, 0xffffffff,
655 0x0000d0bc, 0x00000000, 0xffffffff,
656 0x0000d8bc, 0x00000000, 0xffffffff,
657 0x000015c0, 0x000c1401, 0xffffffff,
658 0x0000264c, 0x000c0400, 0xffffffff,
659 0x00002648, 0x000c0400, 0xffffffff,
660 0x00002650, 0x000c0400, 0xffffffff,
661 0x000020b8, 0x000c0400, 0xffffffff,
662 0x000020bc, 0x000c0400, 0xffffffff,
663 0x000020c0, 0x000c0c80, 0xffffffff,
664 0x0000f4a0, 0x000000c0, 0xffffffff,
665 0x0000f4a4, 0x00680fff, 0xffffffff,
666 0x00002f50, 0x00000404, 0xffffffff,
667 0x000004c8, 0x00000001, 0xffffffff,
668 0x000064ec, 0x00000000, 0xffffffff,
669 0x00000c7c, 0x00000000, 0xffffffff,
670 0x00008dfc, 0x00000000, 0xffffffff
671};
672#define CAYMAN_SYSLS_DEFAULT_LENGTH sizeof(cayman_sysls_default) / (3 * sizeof(u32))
673
674static const u32 cayman_sysls_disable[] =
675{
676 /* Register, Value, Mask bits */
677 0x0000d0c0, 0x00000000, 0xffffffff,
678 0x0000d8c0, 0x00000000, 0xffffffff,
679 0x000055e8, 0x00000000, 0xffffffff,
680 0x0000d0bc, 0x00000000, 0xffffffff,
681 0x0000d8bc, 0x00000000, 0xffffffff,
682 0x000015c0, 0x00041401, 0xffffffff,
683 0x0000264c, 0x00040400, 0xffffffff,
684 0x00002648, 0x00040400, 0xffffffff,
685 0x00002650, 0x00040400, 0xffffffff,
686 0x000020b8, 0x00040400, 0xffffffff,
687 0x000020bc, 0x00040400, 0xffffffff,
688 0x000020c0, 0x00040c80, 0xffffffff,
689 0x0000f4a0, 0x000000c0, 0xffffffff,
690 0x0000f4a4, 0x00680000, 0xffffffff,
691 0x00002f50, 0x00000404, 0xffffffff,
692 0x000004c8, 0x00000001, 0xffffffff,
693 0x000064ec, 0x00007ffd, 0xffffffff,
694 0x00000c7c, 0x0000ff00, 0xffffffff,
695 0x00008dfc, 0x0000007f, 0xffffffff
696};
697#define CAYMAN_SYSLS_DISABLE_LENGTH sizeof(cayman_sysls_disable) / (3 * sizeof(u32))
698
699static const u32 cayman_sysls_enable[] =
700{
701 /* Register, Value, Mask bits */
702 0x000055e8, 0x00000001, 0xffffffff,
703 0x0000d0bc, 0x00000100, 0xffffffff,
704 0x0000d8bc, 0x00000100, 0xffffffff,
705 0x000015c0, 0x000c1401, 0xffffffff,
706 0x0000264c, 0x000c0400, 0xffffffff,
707 0x00002648, 0x000c0400, 0xffffffff,
708 0x00002650, 0x000c0400, 0xffffffff,
709 0x000020b8, 0x000c0400, 0xffffffff,
710 0x000020bc, 0x000c0400, 0xffffffff,
711 0x000020c0, 0x000c0c80, 0xffffffff,
712 0x0000f4a0, 0x000000c0, 0xffffffff,
713 0x0000f4a4, 0x00680fff, 0xffffffff,
714 0x00002f50, 0x00000903, 0xffffffff,
715 0x000004c8, 0x00000000, 0xffffffff,
716 0x000064ec, 0x00000000, 0xffffffff,
717 0x00000c7c, 0x00000000, 0xffffffff,
718 0x00008dfc, 0x00000000, 0xffffffff
719};
720#define CAYMAN_SYSLS_ENABLE_LENGTH sizeof(cayman_sysls_enable) / (3 * sizeof(u32))
721
722struct rv7xx_power_info *rv770_get_pi(struct radeon_device *rdev);
723struct evergreen_power_info *evergreen_get_pi(struct radeon_device *rdev);
724
725extern int ni_mc_load_microcode(struct radeon_device *rdev);
726
727struct ni_power_info *ni_get_pi(struct radeon_device *rdev)
728{
729 struct ni_power_info *pi = rdev->pm.dpm.priv;
730
731 return pi;
732}
733
734struct ni_ps *ni_get_ps(struct radeon_ps *rps)
735{
736 struct ni_ps *ps = rps->ps_priv;
737
738 return ps;
739}
740
741static void ni_calculate_leakage_for_v_and_t_formula(const struct ni_leakage_coeffients *coeff,
742 u16 v, s32 t,
743 u32 ileakage,
744 u32 *leakage)
745{
746 s64 kt, kv, leakage_w, i_leakage, vddc, temperature;
747
748 i_leakage = div64_s64(drm_int2fixp(ileakage), 1000);
749 vddc = div64_s64(drm_int2fixp(v), 1000);
750 temperature = div64_s64(drm_int2fixp(t), 1000);
751
752 kt = drm_fixp_mul(div64_s64(drm_int2fixp(coeff->at), 1000),
753 drm_fixp_exp(drm_fixp_mul(div64_s64(drm_int2fixp(coeff->bt), 1000), temperature)));
754 kv = drm_fixp_mul(div64_s64(drm_int2fixp(coeff->av), 1000),
755 drm_fixp_exp(drm_fixp_mul(div64_s64(drm_int2fixp(coeff->bv), 1000), vddc)));
756
757 leakage_w = drm_fixp_mul(drm_fixp_mul(drm_fixp_mul(i_leakage, kt), kv), vddc);
758
759 *leakage = drm_fixp2int(leakage_w * 1000);
760}
761
762static void ni_calculate_leakage_for_v_and_t(struct radeon_device *rdev,
763 const struct ni_leakage_coeffients *coeff,
764 u16 v,
765 s32 t,
766 u32 i_leakage,
767 u32 *leakage)
768{
769 ni_calculate_leakage_for_v_and_t_formula(coeff, v, t, i_leakage, leakage);
770}
771
772bool ni_dpm_vblank_too_short(struct radeon_device *rdev)
773{
774 struct rv7xx_power_info *pi = rv770_get_pi(rdev);
775 u32 vblank_time = r600_dpm_get_vblank_time(rdev);
776 /* we never hit the non-gddr5 limit so disable it */
777 u32 switch_limit = pi->mem_gddr5 ? 450 : 0;
778
779 if (vblank_time < switch_limit)
780 return true;
781 else
782 return false;
783
784}
785
786static void ni_apply_state_adjust_rules(struct radeon_device *rdev,
787 struct radeon_ps *rps)
788{
789 struct ni_ps *ps = ni_get_ps(rps);
790 struct radeon_clock_and_voltage_limits *max_limits;
791 bool disable_mclk_switching;
792 u32 mclk;
793 u16 vddci;
794 int i;
795
796 if ((rdev->pm.dpm.new_active_crtc_count > 1) ||
797 ni_dpm_vblank_too_short(rdev))
798 disable_mclk_switching = true;
799 else
800 disable_mclk_switching = false;
801
802 if (rdev->pm.dpm.ac_power)
803 max_limits = &rdev->pm.dpm.dyn_state.max_clock_voltage_on_ac;
804 else
805 max_limits = &rdev->pm.dpm.dyn_state.max_clock_voltage_on_dc;
806
807 if (rdev->pm.dpm.ac_power == false) {
808 for (i = 0; i < ps->performance_level_count; i++) {
809 if (ps->performance_levels[i].mclk > max_limits->mclk)
810 ps->performance_levels[i].mclk = max_limits->mclk;
811 if (ps->performance_levels[i].sclk > max_limits->sclk)
812 ps->performance_levels[i].sclk = max_limits->sclk;
813 if (ps->performance_levels[i].vddc > max_limits->vddc)
814 ps->performance_levels[i].vddc = max_limits->vddc;
815 if (ps->performance_levels[i].vddci > max_limits->vddci)
816 ps->performance_levels[i].vddci = max_limits->vddci;
817 }
818 }
819
820 /* XXX validate the min clocks required for display */
821
822 /* adjust low state */
823 if (disable_mclk_switching) {
824 ps->performance_levels[0].mclk =
825 ps->performance_levels[ps->performance_level_count - 1].mclk;
826 ps->performance_levels[0].vddci =
827 ps->performance_levels[ps->performance_level_count - 1].vddci;
828 }
829
830 btc_skip_blacklist_clocks(rdev, max_limits->sclk, max_limits->mclk,
831 &ps->performance_levels[0].sclk,
832 &ps->performance_levels[0].mclk);
833
834 for (i = 1; i < ps->performance_level_count; i++) {
835 if (ps->performance_levels[i].sclk < ps->performance_levels[i - 1].sclk)
836 ps->performance_levels[i].sclk = ps->performance_levels[i - 1].sclk;
837 if (ps->performance_levels[i].vddc < ps->performance_levels[i - 1].vddc)
838 ps->performance_levels[i].vddc = ps->performance_levels[i - 1].vddc;
839 }
840
841 /* adjust remaining states */
842 if (disable_mclk_switching) {
843 mclk = ps->performance_levels[0].mclk;
844 vddci = ps->performance_levels[0].vddci;
845 for (i = 1; i < ps->performance_level_count; i++) {
846 if (mclk < ps->performance_levels[i].mclk)
847 mclk = ps->performance_levels[i].mclk;
848 if (vddci < ps->performance_levels[i].vddci)
849 vddci = ps->performance_levels[i].vddci;
850 }
851 for (i = 0; i < ps->performance_level_count; i++) {
852 ps->performance_levels[i].mclk = mclk;
853 ps->performance_levels[i].vddci = vddci;
854 }
855 } else {
856 for (i = 1; i < ps->performance_level_count; i++) {
857 if (ps->performance_levels[i].mclk < ps->performance_levels[i - 1].mclk)
858 ps->performance_levels[i].mclk = ps->performance_levels[i - 1].mclk;
859 if (ps->performance_levels[i].vddci < ps->performance_levels[i - 1].vddci)
860 ps->performance_levels[i].vddci = ps->performance_levels[i - 1].vddci;
861 }
862 }
863
864 for (i = 1; i < ps->performance_level_count; i++)
865 btc_skip_blacklist_clocks(rdev, max_limits->sclk, max_limits->mclk,
866 &ps->performance_levels[i].sclk,
867 &ps->performance_levels[i].mclk);
868
869 for (i = 0; i < ps->performance_level_count; i++)
870 btc_adjust_clock_combinations(rdev, max_limits,
871 &ps->performance_levels[i]);
872
873 for (i = 0; i < ps->performance_level_count; i++) {
874 btc_apply_voltage_dependency_rules(&rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk,
875 ps->performance_levels[i].sclk,
876 max_limits->vddc, &ps->performance_levels[i].vddc);
877 btc_apply_voltage_dependency_rules(&rdev->pm.dpm.dyn_state.vddci_dependency_on_mclk,
878 ps->performance_levels[i].mclk,
879 max_limits->vddci, &ps->performance_levels[i].vddci);
880 btc_apply_voltage_dependency_rules(&rdev->pm.dpm.dyn_state.vddc_dependency_on_mclk,
881 ps->performance_levels[i].mclk,
882 max_limits->vddc, &ps->performance_levels[i].vddc);
883 btc_apply_voltage_dependency_rules(&rdev->pm.dpm.dyn_state.vddc_dependency_on_dispclk,
884 rdev->clock.current_dispclk,
885 max_limits->vddc, &ps->performance_levels[i].vddc);
886 }
887
888 for (i = 0; i < ps->performance_level_count; i++) {
889 btc_apply_voltage_delta_rules(rdev,
890 max_limits->vddc, max_limits->vddci,
891 &ps->performance_levels[i].vddc,
892 &ps->performance_levels[i].vddci);
893 }
894
895 ps->dc_compatible = true;
896 for (i = 0; i < ps->performance_level_count; i++) {
897 if (ps->performance_levels[i].vddc > rdev->pm.dpm.dyn_state.max_clock_voltage_on_dc.vddc)
898 ps->dc_compatible = false;
899
900 if (ps->performance_levels[i].vddc < rdev->pm.dpm.dyn_state.min_vddc_for_pcie_gen2)
901 ps->performance_levels[i].flags &= ~ATOM_PPLIB_R600_FLAGS_PCIEGEN2;
902 }
903}
904
905static void ni_cg_clockgating_default(struct radeon_device *rdev)
906{
907 u32 count;
908 const u32 *ps = NULL;
909
910 ps = (const u32 *)&cayman_cgcg_cgls_default;
911 count = CAYMAN_CGCG_CGLS_DEFAULT_LENGTH;
912
913 btc_program_mgcg_hw_sequence(rdev, ps, count);
914}
915
916static void ni_gfx_clockgating_enable(struct radeon_device *rdev,
917 bool enable)
918{
919 u32 count;
920 const u32 *ps = NULL;
921
922 if (enable) {
923 ps = (const u32 *)&cayman_cgcg_cgls_enable;
924 count = CAYMAN_CGCG_CGLS_ENABLE_LENGTH;
925 } else {
926 ps = (const u32 *)&cayman_cgcg_cgls_disable;
927 count = CAYMAN_CGCG_CGLS_DISABLE_LENGTH;
928 }
929
930 btc_program_mgcg_hw_sequence(rdev, ps, count);
931}
932
933static void ni_mg_clockgating_default(struct radeon_device *rdev)
934{
935 u32 count;
936 const u32 *ps = NULL;
937
938 ps = (const u32 *)&cayman_mgcg_default;
939 count = CAYMAN_MGCG_DEFAULT_LENGTH;
940
941 btc_program_mgcg_hw_sequence(rdev, ps, count);
942}
943
944static void ni_mg_clockgating_enable(struct radeon_device *rdev,
945 bool enable)
946{
947 u32 count;
948 const u32 *ps = NULL;
949
950 if (enable) {
951 ps = (const u32 *)&cayman_mgcg_enable;
952 count = CAYMAN_MGCG_ENABLE_LENGTH;
953 } else {
954 ps = (const u32 *)&cayman_mgcg_disable;
955 count = CAYMAN_MGCG_DISABLE_LENGTH;
956 }
957
958 btc_program_mgcg_hw_sequence(rdev, ps, count);
959}
960
961static void ni_ls_clockgating_default(struct radeon_device *rdev)
962{
963 u32 count;
964 const u32 *ps = NULL;
965
966 ps = (const u32 *)&cayman_sysls_default;
967 count = CAYMAN_SYSLS_DEFAULT_LENGTH;
968
969 btc_program_mgcg_hw_sequence(rdev, ps, count);
970}
971
972static void ni_ls_clockgating_enable(struct radeon_device *rdev,
973 bool enable)
974{
975 u32 count;
976 const u32 *ps = NULL;
977
978 if (enable) {
979 ps = (const u32 *)&cayman_sysls_enable;
980 count = CAYMAN_SYSLS_ENABLE_LENGTH;
981 } else {
982 ps = (const u32 *)&cayman_sysls_disable;
983 count = CAYMAN_SYSLS_DISABLE_LENGTH;
984 }
985
986 btc_program_mgcg_hw_sequence(rdev, ps, count);
987
988}
989
990static int ni_patch_single_dependency_table_based_on_leakage(struct radeon_device *rdev,
991 struct radeon_clock_voltage_dependency_table *table)
992{
993 struct rv7xx_power_info *pi = rv770_get_pi(rdev);
994 u32 i;
995
996 if (table) {
997 for (i = 0; i < table->count; i++) {
998 if (0xff01 == table->entries[i].v) {
999 if (pi->max_vddc == 0)
1000 return -EINVAL;
1001 table->entries[i].v = pi->max_vddc;
1002 }
1003 }
1004 }
1005 return 0;
1006}
1007
1008static int ni_patch_dependency_tables_based_on_leakage(struct radeon_device *rdev)
1009{
1010 int ret = 0;
1011
1012 ret = ni_patch_single_dependency_table_based_on_leakage(rdev,
1013 &rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk);
1014
1015 ret = ni_patch_single_dependency_table_based_on_leakage(rdev,
1016 &rdev->pm.dpm.dyn_state.vddc_dependency_on_mclk);
1017 return ret;
1018}
1019
1020static void ni_stop_dpm(struct radeon_device *rdev)
1021{
1022 WREG32_P(GENERAL_PWRMGT, 0, ~GLOBAL_PWRMGT_EN);
1023}
1024
1025#if 0
1026static int ni_notify_hw_of_power_source(struct radeon_device *rdev,
1027 bool ac_power)
1028{
1029 if (ac_power)
1030 return (rv770_send_msg_to_smc(rdev, PPSMC_MSG_RunningOnAC) == PPSMC_Result_OK) ?
1031 0 : -EINVAL;
1032
1033 return 0;
1034}
1035#endif
1036
1037static PPSMC_Result ni_send_msg_to_smc_with_parameter(struct radeon_device *rdev,
1038 PPSMC_Msg msg, u32 parameter)
1039{
1040 WREG32(SMC_SCRATCH0, parameter);
1041 return rv770_send_msg_to_smc(rdev, msg);
1042}
1043
1044static int ni_restrict_performance_levels_before_switch(struct radeon_device *rdev)
1045{
1046 if (rv770_send_msg_to_smc(rdev, PPSMC_MSG_NoForcedLevel) != PPSMC_Result_OK)
1047 return -EINVAL;
1048
1049 return (ni_send_msg_to_smc_with_parameter(rdev, PPSMC_MSG_SetEnabledLevels, 1) == PPSMC_Result_OK) ?
1050 0 : -EINVAL;
1051}
1052
1053int ni_dpm_force_performance_level(struct radeon_device *rdev,
1054 enum radeon_dpm_forced_level level)
1055{
1056 if (level == RADEON_DPM_FORCED_LEVEL_HIGH) {
1057 if (ni_send_msg_to_smc_with_parameter(rdev, PPSMC_MSG_SetEnabledLevels, 0) != PPSMC_Result_OK)
1058 return -EINVAL;
1059
1060 if (ni_send_msg_to_smc_with_parameter(rdev, PPSMC_MSG_SetForcedLevels, 1) != PPSMC_Result_OK)
1061 return -EINVAL;
1062 } else if (level == RADEON_DPM_FORCED_LEVEL_LOW) {
1063 if (ni_send_msg_to_smc_with_parameter(rdev, PPSMC_MSG_SetForcedLevels, 0) != PPSMC_Result_OK)
1064 return -EINVAL;
1065
1066 if (ni_send_msg_to_smc_with_parameter(rdev, PPSMC_MSG_SetEnabledLevels, 1) != PPSMC_Result_OK)
1067 return -EINVAL;
1068 } else if (level == RADEON_DPM_FORCED_LEVEL_AUTO) {
1069 if (ni_send_msg_to_smc_with_parameter(rdev, PPSMC_MSG_SetForcedLevels, 0) != PPSMC_Result_OK)
1070 return -EINVAL;
1071
1072 if (ni_send_msg_to_smc_with_parameter(rdev, PPSMC_MSG_SetEnabledLevels, 0) != PPSMC_Result_OK)
1073 return -EINVAL;
1074 }
1075
1076 rdev->pm.dpm.forced_level = level;
1077
1078 return 0;
1079}
1080
1081static void ni_stop_smc(struct radeon_device *rdev)
1082{
1083 u32 tmp;
1084 int i;
1085
1086 for (i = 0; i < rdev->usec_timeout; i++) {
1087 tmp = RREG32(LB_SYNC_RESET_SEL) & LB_SYNC_RESET_SEL_MASK;
1088 if (tmp != 1)
1089 break;
1090 udelay(1);
1091 }
1092
1093 udelay(100);
1094
1095 r7xx_stop_smc(rdev);
1096}
1097
1098static int ni_process_firmware_header(struct radeon_device *rdev)
1099{
1100 struct rv7xx_power_info *pi = rv770_get_pi(rdev);
1101 struct evergreen_power_info *eg_pi = evergreen_get_pi(rdev);
1102 struct ni_power_info *ni_pi = ni_get_pi(rdev);
1103 u32 tmp;
1104 int ret;
1105
1106 ret = rv770_read_smc_sram_dword(rdev,
1107 NISLANDS_SMC_FIRMWARE_HEADER_LOCATION +
1108 NISLANDS_SMC_FIRMWARE_HEADER_stateTable,
1109 &tmp, pi->sram_end);
1110
1111 if (ret)
1112 return ret;
1113
1114 pi->state_table_start = (u16)tmp;
1115
1116 ret = rv770_read_smc_sram_dword(rdev,
1117 NISLANDS_SMC_FIRMWARE_HEADER_LOCATION +
1118 NISLANDS_SMC_FIRMWARE_HEADER_softRegisters,
1119 &tmp, pi->sram_end);
1120
1121 if (ret)
1122 return ret;
1123
1124 pi->soft_regs_start = (u16)tmp;
1125
1126 ret = rv770_read_smc_sram_dword(rdev,
1127 NISLANDS_SMC_FIRMWARE_HEADER_LOCATION +
1128 NISLANDS_SMC_FIRMWARE_HEADER_mcRegisterTable,
1129 &tmp, pi->sram_end);
1130
1131 if (ret)
1132 return ret;
1133
1134 eg_pi->mc_reg_table_start = (u16)tmp;
1135
1136 ret = rv770_read_smc_sram_dword(rdev,
1137 NISLANDS_SMC_FIRMWARE_HEADER_LOCATION +
1138 NISLANDS_SMC_FIRMWARE_HEADER_fanTable,
1139 &tmp, pi->sram_end);
1140
1141 if (ret)
1142 return ret;
1143
1144 ni_pi->fan_table_start = (u16)tmp;
1145
1146 ret = rv770_read_smc_sram_dword(rdev,
1147 NISLANDS_SMC_FIRMWARE_HEADER_LOCATION +
1148 NISLANDS_SMC_FIRMWARE_HEADER_mcArbDramAutoRefreshTable,
1149 &tmp, pi->sram_end);
1150
1151 if (ret)
1152 return ret;
1153
1154 ni_pi->arb_table_start = (u16)tmp;
1155
1156 ret = rv770_read_smc_sram_dword(rdev,
1157 NISLANDS_SMC_FIRMWARE_HEADER_LOCATION +
1158 NISLANDS_SMC_FIRMWARE_HEADER_cacTable,
1159 &tmp, pi->sram_end);
1160
1161 if (ret)
1162 return ret;
1163
1164 ni_pi->cac_table_start = (u16)tmp;
1165
1166 ret = rv770_read_smc_sram_dword(rdev,
1167 NISLANDS_SMC_FIRMWARE_HEADER_LOCATION +
1168 NISLANDS_SMC_FIRMWARE_HEADER_spllTable,
1169 &tmp, pi->sram_end);
1170
1171 if (ret)
1172 return ret;
1173
1174 ni_pi->spll_table_start = (u16)tmp;
1175
1176
1177 return ret;
1178}
1179
1180static void ni_read_clock_registers(struct radeon_device *rdev)
1181{
1182 struct ni_power_info *ni_pi = ni_get_pi(rdev);
1183
1184 ni_pi->clock_registers.cg_spll_func_cntl = RREG32(CG_SPLL_FUNC_CNTL);
1185 ni_pi->clock_registers.cg_spll_func_cntl_2 = RREG32(CG_SPLL_FUNC_CNTL_2);
1186 ni_pi->clock_registers.cg_spll_func_cntl_3 = RREG32(CG_SPLL_FUNC_CNTL_3);
1187 ni_pi->clock_registers.cg_spll_func_cntl_4 = RREG32(CG_SPLL_FUNC_CNTL_4);
1188 ni_pi->clock_registers.cg_spll_spread_spectrum = RREG32(CG_SPLL_SPREAD_SPECTRUM);
1189 ni_pi->clock_registers.cg_spll_spread_spectrum_2 = RREG32(CG_SPLL_SPREAD_SPECTRUM_2);
1190 ni_pi->clock_registers.mpll_ad_func_cntl = RREG32(MPLL_AD_FUNC_CNTL);
1191 ni_pi->clock_registers.mpll_ad_func_cntl_2 = RREG32(MPLL_AD_FUNC_CNTL_2);
1192 ni_pi->clock_registers.mpll_dq_func_cntl = RREG32(MPLL_DQ_FUNC_CNTL);
1193 ni_pi->clock_registers.mpll_dq_func_cntl_2 = RREG32(MPLL_DQ_FUNC_CNTL_2);
1194 ni_pi->clock_registers.mclk_pwrmgt_cntl = RREG32(MCLK_PWRMGT_CNTL);
1195 ni_pi->clock_registers.dll_cntl = RREG32(DLL_CNTL);
1196 ni_pi->clock_registers.mpll_ss1 = RREG32(MPLL_SS1);
1197 ni_pi->clock_registers.mpll_ss2 = RREG32(MPLL_SS2);
1198}
1199
1200#if 0
1201static int ni_enter_ulp_state(struct radeon_device *rdev)
1202{
1203 struct rv7xx_power_info *pi = rv770_get_pi(rdev);
1204
1205 if (pi->gfx_clock_gating) {
1206 WREG32_P(SCLK_PWRMGT_CNTL, 0, ~DYN_GFX_CLK_OFF_EN);
1207 WREG32_P(SCLK_PWRMGT_CNTL, GFX_CLK_FORCE_ON, ~GFX_CLK_FORCE_ON);
1208 WREG32_P(SCLK_PWRMGT_CNTL, 0, ~GFX_CLK_FORCE_ON);
1209 RREG32(GB_ADDR_CONFIG);
1210 }
1211
1212 WREG32_P(SMC_MSG, HOST_SMC_MSG(PPSMC_MSG_SwitchToMinimumPower),
1213 ~HOST_SMC_MSG_MASK);
1214
1215 udelay(25000);
1216
1217 return 0;
1218}
1219#endif
1220
1221static void ni_program_response_times(struct radeon_device *rdev)
1222{
1223 u32 voltage_response_time, backbias_response_time, acpi_delay_time, vbi_time_out;
1224 u32 vddc_dly, bb_dly, acpi_dly, vbi_dly, mclk_switch_limit;
1225 u32 reference_clock;
1226
1227 rv770_write_smc_soft_register(rdev, NI_SMC_SOFT_REGISTER_mvdd_chg_time, 1);
1228
1229 voltage_response_time = (u32)rdev->pm.dpm.voltage_response_time;
1230 backbias_response_time = (u32)rdev->pm.dpm.backbias_response_time;
1231
1232 if (voltage_response_time == 0)
1233 voltage_response_time = 1000;
1234
1235 if (backbias_response_time == 0)
1236 backbias_response_time = 1000;
1237
1238 acpi_delay_time = 15000;
1239 vbi_time_out = 100000;
1240
1241 reference_clock = radeon_get_xclk(rdev);
1242
1243 vddc_dly = (voltage_response_time * reference_clock) / 1600;
1244 bb_dly = (backbias_response_time * reference_clock) / 1600;
1245 acpi_dly = (acpi_delay_time * reference_clock) / 1600;
1246 vbi_dly = (vbi_time_out * reference_clock) / 1600;
1247
1248 mclk_switch_limit = (460 * reference_clock) / 100;
1249
1250 rv770_write_smc_soft_register(rdev, NI_SMC_SOFT_REGISTER_delay_vreg, vddc_dly);
1251 rv770_write_smc_soft_register(rdev, NI_SMC_SOFT_REGISTER_delay_bbias, bb_dly);
1252 rv770_write_smc_soft_register(rdev, NI_SMC_SOFT_REGISTER_delay_acpi, acpi_dly);
1253 rv770_write_smc_soft_register(rdev, NI_SMC_SOFT_REGISTER_mclk_chg_timeout, vbi_dly);
1254 rv770_write_smc_soft_register(rdev, NI_SMC_SOFT_REGISTER_mc_block_delay, 0xAA);
1255 rv770_write_smc_soft_register(rdev, NI_SMC_SOFT_REGISTER_mclk_switch_lim, mclk_switch_limit);
1256}
1257
1258static void ni_populate_smc_voltage_table(struct radeon_device *rdev,
1259 struct atom_voltage_table *voltage_table,
1260 NISLANDS_SMC_STATETABLE *table)
1261{
1262 unsigned int i;
1263
1264 for (i = 0; i < voltage_table->count; i++) {
1265 table->highSMIO[i] = 0;
1266 table->lowSMIO[i] |= cpu_to_be32(voltage_table->entries[i].smio_low);
1267 }
1268}
1269
1270static void ni_populate_smc_voltage_tables(struct radeon_device *rdev,
1271 NISLANDS_SMC_STATETABLE *table)
1272{
1273 struct rv7xx_power_info *pi = rv770_get_pi(rdev);
1274 struct evergreen_power_info *eg_pi = evergreen_get_pi(rdev);
1275 unsigned char i;
1276
1277 if (eg_pi->vddc_voltage_table.count) {
1278 ni_populate_smc_voltage_table(rdev, &eg_pi->vddc_voltage_table, table);
1279 table->voltageMaskTable.highMask[NISLANDS_SMC_VOLTAGEMASK_VDDC] = 0;
1280 table->voltageMaskTable.lowMask[NISLANDS_SMC_VOLTAGEMASK_VDDC] =
1281 cpu_to_be32(eg_pi->vddc_voltage_table.mask_low);
1282
1283 for (i = 0; i < eg_pi->vddc_voltage_table.count; i++) {
1284 if (pi->max_vddc_in_table <= eg_pi->vddc_voltage_table.entries[i].value) {
1285 table->maxVDDCIndexInPPTable = i;
1286 break;
1287 }
1288 }
1289 }
1290
1291 if (eg_pi->vddci_voltage_table.count) {
1292 ni_populate_smc_voltage_table(rdev, &eg_pi->vddci_voltage_table, table);
1293
1294 table->voltageMaskTable.highMask[NISLANDS_SMC_VOLTAGEMASK_VDDCI] = 0;
1295 table->voltageMaskTable.lowMask[NISLANDS_SMC_VOLTAGEMASK_VDDCI] =
1296 cpu_to_be32(eg_pi->vddci_voltage_table.mask_low);
1297 }
1298}
1299
1300static int ni_populate_voltage_value(struct radeon_device *rdev,
1301 struct atom_voltage_table *table,
1302 u16 value,
1303 NISLANDS_SMC_VOLTAGE_VALUE *voltage)
1304{
1305 unsigned int i;
1306
1307 for (i = 0; i < table->count; i++) {
1308 if (value <= table->entries[i].value) {
1309 voltage->index = (u8)i;
1310 voltage->value = cpu_to_be16(table->entries[i].value);
1311 break;
1312 }
1313 }
1314
1315 if (i >= table->count)
1316 return -EINVAL;
1317
1318 return 0;
1319}
1320
1321static void ni_populate_mvdd_value(struct radeon_device *rdev,
1322 u32 mclk,
1323 NISLANDS_SMC_VOLTAGE_VALUE *voltage)
1324{
1325 struct rv7xx_power_info *pi = rv770_get_pi(rdev);
1326 struct evergreen_power_info *eg_pi = evergreen_get_pi(rdev);
1327
1328 if (!pi->mvdd_control) {
1329 voltage->index = eg_pi->mvdd_high_index;
1330 voltage->value = cpu_to_be16(MVDD_HIGH_VALUE);
1331 return;
1332 }
1333
1334 if (mclk <= pi->mvdd_split_frequency) {
1335 voltage->index = eg_pi->mvdd_low_index;
1336 voltage->value = cpu_to_be16(MVDD_LOW_VALUE);
1337 } else {
1338 voltage->index = eg_pi->mvdd_high_index;
1339 voltage->value = cpu_to_be16(MVDD_HIGH_VALUE);
1340 }
1341}
1342
1343static int ni_get_std_voltage_value(struct radeon_device *rdev,
1344 NISLANDS_SMC_VOLTAGE_VALUE *voltage,
1345 u16 *std_voltage)
1346{
1347 if (rdev->pm.dpm.dyn_state.cac_leakage_table.entries &&
1348 ((u32)voltage->index < rdev->pm.dpm.dyn_state.cac_leakage_table.count))
1349 *std_voltage = rdev->pm.dpm.dyn_state.cac_leakage_table.entries[voltage->index].vddc;
1350 else
1351 *std_voltage = be16_to_cpu(voltage->value);
1352
1353 return 0;
1354}
1355
1356static void ni_populate_std_voltage_value(struct radeon_device *rdev,
1357 u16 value, u8 index,
1358 NISLANDS_SMC_VOLTAGE_VALUE *voltage)
1359{
1360 voltage->index = index;
1361 voltage->value = cpu_to_be16(value);
1362}
1363
1364static u32 ni_get_smc_power_scaling_factor(struct radeon_device *rdev)
1365{
1366 u32 xclk_period;
1367 u32 xclk = radeon_get_xclk(rdev);
1368 u32 tmp = RREG32(CG_CAC_CTRL) & TID_CNT_MASK;
1369
1370 xclk_period = (1000000000UL / xclk);
1371 xclk_period /= 10000UL;
1372
1373 return tmp * xclk_period;
1374}
1375
1376static u32 ni_scale_power_for_smc(u32 power_in_watts, u32 scaling_factor)
1377{
1378 return (power_in_watts * scaling_factor) << 2;
1379}
1380
1381static u32 ni_calculate_power_boost_limit(struct radeon_device *rdev,
1382 struct radeon_ps *radeon_state,
1383 u32 near_tdp_limit)
1384{
1385 struct ni_ps *state = ni_get_ps(radeon_state);
1386 struct evergreen_power_info *eg_pi = evergreen_get_pi(rdev);
1387 struct ni_power_info *ni_pi = ni_get_pi(rdev);
1388 u32 power_boost_limit = 0;
1389 int ret;
1390
1391 if (ni_pi->enable_power_containment &&
1392 ni_pi->use_power_boost_limit) {
1393 NISLANDS_SMC_VOLTAGE_VALUE vddc;
1394 u16 std_vddc_med;
1395 u16 std_vddc_high;
1396 u64 tmp, n, d;
1397
1398 if (state->performance_level_count < 3)
1399 return 0;
1400
1401 ret = ni_populate_voltage_value(rdev, &eg_pi->vddc_voltage_table,
1402 state->performance_levels[state->performance_level_count - 2].vddc,
1403 &vddc);
1404 if (ret)
1405 return 0;
1406
1407 ret = ni_get_std_voltage_value(rdev, &vddc, &std_vddc_med);
1408 if (ret)
1409 return 0;
1410
1411 ret = ni_populate_voltage_value(rdev, &eg_pi->vddc_voltage_table,
1412 state->performance_levels[state->performance_level_count - 1].vddc,
1413 &vddc);
1414 if (ret)
1415 return 0;
1416
1417 ret = ni_get_std_voltage_value(rdev, &vddc, &std_vddc_high);
1418 if (ret)
1419 return 0;
1420
1421 n = ((u64)near_tdp_limit * ((u64)std_vddc_med * (u64)std_vddc_med) * 90);
1422 d = ((u64)std_vddc_high * (u64)std_vddc_high * 100);
1423 tmp = div64_u64(n, d);
1424
1425 if (tmp >> 32)
1426 return 0;
1427 power_boost_limit = (u32)tmp;
1428 }
1429
1430 return power_boost_limit;
1431}
1432
1433static int ni_calculate_adjusted_tdp_limits(struct radeon_device *rdev,
1434 bool adjust_polarity,
1435 u32 tdp_adjustment,
1436 u32 *tdp_limit,
1437 u32 *near_tdp_limit)
1438{
1439 if (tdp_adjustment > (u32)rdev->pm.dpm.tdp_od_limit)
1440 return -EINVAL;
1441
1442 if (adjust_polarity) {
1443 *tdp_limit = ((100 + tdp_adjustment) * rdev->pm.dpm.tdp_limit) / 100;
1444 *near_tdp_limit = rdev->pm.dpm.near_tdp_limit + (*tdp_limit - rdev->pm.dpm.tdp_limit);
1445 } else {
1446 *tdp_limit = ((100 - tdp_adjustment) * rdev->pm.dpm.tdp_limit) / 100;
1447 *near_tdp_limit = rdev->pm.dpm.near_tdp_limit - (rdev->pm.dpm.tdp_limit - *tdp_limit);
1448 }
1449
1450 return 0;
1451}
1452
1453static int ni_populate_smc_tdp_limits(struct radeon_device *rdev,
1454 struct radeon_ps *radeon_state)
1455{
1456 struct rv7xx_power_info *pi = rv770_get_pi(rdev);
1457 struct ni_power_info *ni_pi = ni_get_pi(rdev);
1458
1459 if (ni_pi->enable_power_containment) {
1460 NISLANDS_SMC_STATETABLE *smc_table = &ni_pi->smc_statetable;
1461 u32 scaling_factor = ni_get_smc_power_scaling_factor(rdev);
1462 u32 tdp_limit;
1463 u32 near_tdp_limit;
1464 u32 power_boost_limit;
1465 int ret;
1466
1467 if (scaling_factor == 0)
1468 return -EINVAL;
1469
1470 memset(smc_table, 0, sizeof(NISLANDS_SMC_STATETABLE));
1471
1472 ret = ni_calculate_adjusted_tdp_limits(rdev,
1473 false, /* ??? */
1474 rdev->pm.dpm.tdp_adjustment,
1475 &tdp_limit,
1476 &near_tdp_limit);
1477 if (ret)
1478 return ret;
1479
1480 power_boost_limit = ni_calculate_power_boost_limit(rdev, radeon_state,
1481 near_tdp_limit);
1482
1483 smc_table->dpm2Params.TDPLimit =
1484 cpu_to_be32(ni_scale_power_for_smc(tdp_limit, scaling_factor));
1485 smc_table->dpm2Params.NearTDPLimit =
1486 cpu_to_be32(ni_scale_power_for_smc(near_tdp_limit, scaling_factor));
1487 smc_table->dpm2Params.SafePowerLimit =
1488 cpu_to_be32(ni_scale_power_for_smc((near_tdp_limit * NISLANDS_DPM2_TDP_SAFE_LIMIT_PERCENT) / 100,
1489 scaling_factor));
1490 smc_table->dpm2Params.PowerBoostLimit =
1491 cpu_to_be32(ni_scale_power_for_smc(power_boost_limit, scaling_factor));
1492
1493 ret = rv770_copy_bytes_to_smc(rdev,
1494 (u16)(pi->state_table_start + offsetof(NISLANDS_SMC_STATETABLE, dpm2Params) +
1495 offsetof(PP_NIslands_DPM2Parameters, TDPLimit)),
1496 (u8 *)(&smc_table->dpm2Params.TDPLimit),
1497 sizeof(u32) * 4, pi->sram_end);
1498 if (ret)
1499 return ret;
1500 }
1501
1502 return 0;
1503}
1504
1505int ni_copy_and_switch_arb_sets(struct radeon_device *rdev,
1506 u32 arb_freq_src, u32 arb_freq_dest)
1507{
1508 u32 mc_arb_dram_timing;
1509 u32 mc_arb_dram_timing2;
1510 u32 burst_time;
1511 u32 mc_cg_config;
1512
1513 switch (arb_freq_src) {
1514 case MC_CG_ARB_FREQ_F0:
1515 mc_arb_dram_timing = RREG32(MC_ARB_DRAM_TIMING);
1516 mc_arb_dram_timing2 = RREG32(MC_ARB_DRAM_TIMING2);
1517 burst_time = (RREG32(MC_ARB_BURST_TIME) & STATE0_MASK) >> STATE0_SHIFT;
1518 break;
1519 case MC_CG_ARB_FREQ_F1:
1520 mc_arb_dram_timing = RREG32(MC_ARB_DRAM_TIMING_1);
1521 mc_arb_dram_timing2 = RREG32(MC_ARB_DRAM_TIMING2_1);
1522 burst_time = (RREG32(MC_ARB_BURST_TIME) & STATE1_MASK) >> STATE1_SHIFT;
1523 break;
1524 case MC_CG_ARB_FREQ_F2:
1525 mc_arb_dram_timing = RREG32(MC_ARB_DRAM_TIMING_2);
1526 mc_arb_dram_timing2 = RREG32(MC_ARB_DRAM_TIMING2_2);
1527 burst_time = (RREG32(MC_ARB_BURST_TIME) & STATE2_MASK) >> STATE2_SHIFT;
1528 break;
1529 case MC_CG_ARB_FREQ_F3:
1530 mc_arb_dram_timing = RREG32(MC_ARB_DRAM_TIMING_3);
1531 mc_arb_dram_timing2 = RREG32(MC_ARB_DRAM_TIMING2_3);
1532 burst_time = (RREG32(MC_ARB_BURST_TIME) & STATE3_MASK) >> STATE3_SHIFT;
1533 break;
1534 default:
1535 return -EINVAL;
1536 }
1537
1538 switch (arb_freq_dest) {
1539 case MC_CG_ARB_FREQ_F0:
1540 WREG32(MC_ARB_DRAM_TIMING, mc_arb_dram_timing);
1541 WREG32(MC_ARB_DRAM_TIMING2, mc_arb_dram_timing2);
1542 WREG32_P(MC_ARB_BURST_TIME, STATE0(burst_time), ~STATE0_MASK);
1543 break;
1544 case MC_CG_ARB_FREQ_F1:
1545 WREG32(MC_ARB_DRAM_TIMING_1, mc_arb_dram_timing);
1546 WREG32(MC_ARB_DRAM_TIMING2_1, mc_arb_dram_timing2);
1547 WREG32_P(MC_ARB_BURST_TIME, STATE1(burst_time), ~STATE1_MASK);
1548 break;
1549 case MC_CG_ARB_FREQ_F2:
1550 WREG32(MC_ARB_DRAM_TIMING_2, mc_arb_dram_timing);
1551 WREG32(MC_ARB_DRAM_TIMING2_2, mc_arb_dram_timing2);
1552 WREG32_P(MC_ARB_BURST_TIME, STATE2(burst_time), ~STATE2_MASK);
1553 break;
1554 case MC_CG_ARB_FREQ_F3:
1555 WREG32(MC_ARB_DRAM_TIMING_3, mc_arb_dram_timing);
1556 WREG32(MC_ARB_DRAM_TIMING2_3, mc_arb_dram_timing2);
1557 WREG32_P(MC_ARB_BURST_TIME, STATE3(burst_time), ~STATE3_MASK);
1558 break;
1559 default:
1560 return -EINVAL;
1561 }
1562
1563 mc_cg_config = RREG32(MC_CG_CONFIG) | 0x0000000F;
1564 WREG32(MC_CG_CONFIG, mc_cg_config);
1565 WREG32_P(MC_ARB_CG, CG_ARB_REQ(arb_freq_dest), ~CG_ARB_REQ_MASK);
1566
1567 return 0;
1568}
1569
1570static int ni_init_arb_table_index(struct radeon_device *rdev)
1571{
1572 struct rv7xx_power_info *pi = rv770_get_pi(rdev);
1573 struct ni_power_info *ni_pi = ni_get_pi(rdev);
1574 u32 tmp;
1575 int ret;
1576
1577 ret = rv770_read_smc_sram_dword(rdev, ni_pi->arb_table_start,
1578 &tmp, pi->sram_end);
1579 if (ret)
1580 return ret;
1581
1582 tmp &= 0x00FFFFFF;
1583 tmp |= ((u32)MC_CG_ARB_FREQ_F1) << 24;
1584
1585 return rv770_write_smc_sram_dword(rdev, ni_pi->arb_table_start,
1586 tmp, pi->sram_end);
1587}
1588
1589static int ni_initial_switch_from_arb_f0_to_f1(struct radeon_device *rdev)
1590{
1591 return ni_copy_and_switch_arb_sets(rdev, MC_CG_ARB_FREQ_F0, MC_CG_ARB_FREQ_F1);
1592}
1593
1594static int ni_force_switch_to_arb_f0(struct radeon_device *rdev)
1595{
1596 struct rv7xx_power_info *pi = rv770_get_pi(rdev);
1597 struct ni_power_info *ni_pi = ni_get_pi(rdev);
1598 u32 tmp;
1599 int ret;
1600
1601 ret = rv770_read_smc_sram_dword(rdev, ni_pi->arb_table_start,
1602 &tmp, pi->sram_end);
1603 if (ret)
1604 return ret;
1605
1606 tmp = (tmp >> 24) & 0xff;
1607
1608 if (tmp == MC_CG_ARB_FREQ_F0)
1609 return 0;
1610
1611 return ni_copy_and_switch_arb_sets(rdev, tmp, MC_CG_ARB_FREQ_F0);
1612}
1613
1614static int ni_populate_memory_timing_parameters(struct radeon_device *rdev,
1615 struct rv7xx_pl *pl,
1616 SMC_NIslands_MCArbDramTimingRegisterSet *arb_regs)
1617{
1618 u32 dram_timing;
1619 u32 dram_timing2;
1620
1621 arb_regs->mc_arb_rfsh_rate =
1622 (u8)rv770_calculate_memory_refresh_rate(rdev, pl->sclk);
1623
1624
1625 radeon_atom_set_engine_dram_timings(rdev, pl->sclk, pl->mclk);
1626
1627 dram_timing = RREG32(MC_ARB_DRAM_TIMING);
1628 dram_timing2 = RREG32(MC_ARB_DRAM_TIMING2);
1629
1630 arb_regs->mc_arb_dram_timing = cpu_to_be32(dram_timing);
1631 arb_regs->mc_arb_dram_timing2 = cpu_to_be32(dram_timing2);
1632
1633 return 0;
1634}
1635
1636static int ni_do_program_memory_timing_parameters(struct radeon_device *rdev,
1637 struct radeon_ps *radeon_state,
1638 unsigned int first_arb_set)
1639{
1640 struct rv7xx_power_info *pi = rv770_get_pi(rdev);
1641 struct ni_power_info *ni_pi = ni_get_pi(rdev);
1642 struct ni_ps *state = ni_get_ps(radeon_state);
1643 SMC_NIslands_MCArbDramTimingRegisterSet arb_regs = { 0 };
1644 int i, ret = 0;
1645
1646 for (i = 0; i < state->performance_level_count; i++) {
1647 ret = ni_populate_memory_timing_parameters(rdev, &state->performance_levels[i], &arb_regs);
1648 if (ret)
1649 break;
1650
1651 ret = rv770_copy_bytes_to_smc(rdev,
1652 (u16)(ni_pi->arb_table_start +
1653 offsetof(SMC_NIslands_MCArbDramTimingRegisters, data) +
1654 sizeof(SMC_NIslands_MCArbDramTimingRegisterSet) * (first_arb_set + i)),
1655 (u8 *)&arb_regs,
1656 (u16)sizeof(SMC_NIslands_MCArbDramTimingRegisterSet),
1657 pi->sram_end);
1658 if (ret)
1659 break;
1660 }
1661 return ret;
1662}
1663
1664static int ni_program_memory_timing_parameters(struct radeon_device *rdev,
1665 struct radeon_ps *radeon_new_state)
1666{
1667 return ni_do_program_memory_timing_parameters(rdev, radeon_new_state,
1668 NISLANDS_DRIVER_STATE_ARB_INDEX);
1669}
1670
1671static void ni_populate_initial_mvdd_value(struct radeon_device *rdev,
1672 struct NISLANDS_SMC_VOLTAGE_VALUE *voltage)
1673{
1674 struct evergreen_power_info *eg_pi = evergreen_get_pi(rdev);
1675
1676 voltage->index = eg_pi->mvdd_high_index;
1677 voltage->value = cpu_to_be16(MVDD_HIGH_VALUE);
1678}
1679
1680static int ni_populate_smc_initial_state(struct radeon_device *rdev,
1681 struct radeon_ps *radeon_initial_state,
1682 NISLANDS_SMC_STATETABLE *table)
1683{
1684 struct ni_ps *initial_state = ni_get_ps(radeon_initial_state);
1685 struct rv7xx_power_info *pi = rv770_get_pi(rdev);
1686 struct evergreen_power_info *eg_pi = evergreen_get_pi(rdev);
1687 struct ni_power_info *ni_pi = ni_get_pi(rdev);
1688 u32 reg;
1689 int ret;
1690
1691 table->initialState.levels[0].mclk.vMPLL_AD_FUNC_CNTL =
1692 cpu_to_be32(ni_pi->clock_registers.mpll_ad_func_cntl);
1693 table->initialState.levels[0].mclk.vMPLL_AD_FUNC_CNTL_2 =
1694 cpu_to_be32(ni_pi->clock_registers.mpll_ad_func_cntl_2);
1695 table->initialState.levels[0].mclk.vMPLL_DQ_FUNC_CNTL =
1696 cpu_to_be32(ni_pi->clock_registers.mpll_dq_func_cntl);
1697 table->initialState.levels[0].mclk.vMPLL_DQ_FUNC_CNTL_2 =
1698 cpu_to_be32(ni_pi->clock_registers.mpll_dq_func_cntl_2);
1699 table->initialState.levels[0].mclk.vMCLK_PWRMGT_CNTL =
1700 cpu_to_be32(ni_pi->clock_registers.mclk_pwrmgt_cntl);
1701 table->initialState.levels[0].mclk.vDLL_CNTL =
1702 cpu_to_be32(ni_pi->clock_registers.dll_cntl);
1703 table->initialState.levels[0].mclk.vMPLL_SS =
1704 cpu_to_be32(ni_pi->clock_registers.mpll_ss1);
1705 table->initialState.levels[0].mclk.vMPLL_SS2 =
1706 cpu_to_be32(ni_pi->clock_registers.mpll_ss2);
1707 table->initialState.levels[0].mclk.mclk_value =
1708 cpu_to_be32(initial_state->performance_levels[0].mclk);
1709
1710 table->initialState.levels[0].sclk.vCG_SPLL_FUNC_CNTL =
1711 cpu_to_be32(ni_pi->clock_registers.cg_spll_func_cntl);
1712 table->initialState.levels[0].sclk.vCG_SPLL_FUNC_CNTL_2 =
1713 cpu_to_be32(ni_pi->clock_registers.cg_spll_func_cntl_2);
1714 table->initialState.levels[0].sclk.vCG_SPLL_FUNC_CNTL_3 =
1715 cpu_to_be32(ni_pi->clock_registers.cg_spll_func_cntl_3);
1716 table->initialState.levels[0].sclk.vCG_SPLL_FUNC_CNTL_4 =
1717 cpu_to_be32(ni_pi->clock_registers.cg_spll_func_cntl_4);
1718 table->initialState.levels[0].sclk.vCG_SPLL_SPREAD_SPECTRUM =
1719 cpu_to_be32(ni_pi->clock_registers.cg_spll_spread_spectrum);
1720 table->initialState.levels[0].sclk.vCG_SPLL_SPREAD_SPECTRUM_2 =
1721 cpu_to_be32(ni_pi->clock_registers.cg_spll_spread_spectrum_2);
1722 table->initialState.levels[0].sclk.sclk_value =
1723 cpu_to_be32(initial_state->performance_levels[0].sclk);
1724 table->initialState.levels[0].arbRefreshState =
1725 NISLANDS_INITIAL_STATE_ARB_INDEX;
1726
1727 table->initialState.levels[0].ACIndex = 0;
1728
1729 ret = ni_populate_voltage_value(rdev, &eg_pi->vddc_voltage_table,
1730 initial_state->performance_levels[0].vddc,
1731 &table->initialState.levels[0].vddc);
1732 if (!ret) {
1733 u16 std_vddc;
1734
1735 ret = ni_get_std_voltage_value(rdev,
1736 &table->initialState.levels[0].vddc,
1737 &std_vddc);
1738 if (!ret)
1739 ni_populate_std_voltage_value(rdev, std_vddc,
1740 table->initialState.levels[0].vddc.index,
1741 &table->initialState.levels[0].std_vddc);
1742 }
1743
1744 if (eg_pi->vddci_control)
1745 ni_populate_voltage_value(rdev,
1746 &eg_pi->vddci_voltage_table,
1747 initial_state->performance_levels[0].vddci,
1748 &table->initialState.levels[0].vddci);
1749
1750 ni_populate_initial_mvdd_value(rdev, &table->initialState.levels[0].mvdd);
1751
1752 reg = CG_R(0xffff) | CG_L(0);
1753 table->initialState.levels[0].aT = cpu_to_be32(reg);
1754
1755 table->initialState.levels[0].bSP = cpu_to_be32(pi->dsp);
1756
1757 if (pi->boot_in_gen2)
1758 table->initialState.levels[0].gen2PCIE = 1;
1759 else
1760 table->initialState.levels[0].gen2PCIE = 0;
1761
1762 if (pi->mem_gddr5) {
1763 table->initialState.levels[0].strobeMode =
1764 cypress_get_strobe_mode_settings(rdev,
1765 initial_state->performance_levels[0].mclk);
1766
1767 if (initial_state->performance_levels[0].mclk > pi->mclk_edc_enable_threshold)
1768 table->initialState.levels[0].mcFlags = NISLANDS_SMC_MC_EDC_RD_FLAG | NISLANDS_SMC_MC_EDC_WR_FLAG;
1769 else
1770 table->initialState.levels[0].mcFlags = 0;
1771 }
1772
1773 table->initialState.levelCount = 1;
1774
1775 table->initialState.flags |= PPSMC_SWSTATE_FLAG_DC;
1776
1777 table->initialState.levels[0].dpm2.MaxPS = 0;
1778 table->initialState.levels[0].dpm2.NearTDPDec = 0;
1779 table->initialState.levels[0].dpm2.AboveSafeInc = 0;
1780 table->initialState.levels[0].dpm2.BelowSafeInc = 0;
1781
1782 reg = MIN_POWER_MASK | MAX_POWER_MASK;
1783 table->initialState.levels[0].SQPowerThrottle = cpu_to_be32(reg);
1784
1785 reg = MAX_POWER_DELTA_MASK | STI_SIZE_MASK | LTI_RATIO_MASK;
1786 table->initialState.levels[0].SQPowerThrottle_2 = cpu_to_be32(reg);
1787
1788 return 0;
1789}
1790
1791static int ni_populate_smc_acpi_state(struct radeon_device *rdev,
1792 NISLANDS_SMC_STATETABLE *table)
1793{
1794 struct rv7xx_power_info *pi = rv770_get_pi(rdev);
1795 struct evergreen_power_info *eg_pi = evergreen_get_pi(rdev);
1796 struct ni_power_info *ni_pi = ni_get_pi(rdev);
1797 u32 mpll_ad_func_cntl = ni_pi->clock_registers.mpll_ad_func_cntl;
1798 u32 mpll_ad_func_cntl_2 = ni_pi->clock_registers.mpll_ad_func_cntl_2;
1799 u32 mpll_dq_func_cntl = ni_pi->clock_registers.mpll_dq_func_cntl;
1800 u32 mpll_dq_func_cntl_2 = ni_pi->clock_registers.mpll_dq_func_cntl_2;
1801 u32 spll_func_cntl = ni_pi->clock_registers.cg_spll_func_cntl;
1802 u32 spll_func_cntl_2 = ni_pi->clock_registers.cg_spll_func_cntl_2;
1803 u32 spll_func_cntl_3 = ni_pi->clock_registers.cg_spll_func_cntl_3;
1804 u32 spll_func_cntl_4 = ni_pi->clock_registers.cg_spll_func_cntl_4;
1805 u32 mclk_pwrmgt_cntl = ni_pi->clock_registers.mclk_pwrmgt_cntl;
1806 u32 dll_cntl = ni_pi->clock_registers.dll_cntl;
1807 u32 reg;
1808 int ret;
1809
1810 table->ACPIState = table->initialState;
1811
1812 table->ACPIState.flags &= ~PPSMC_SWSTATE_FLAG_DC;
1813
1814 if (pi->acpi_vddc) {
1815 ret = ni_populate_voltage_value(rdev,
1816 &eg_pi->vddc_voltage_table,
1817 pi->acpi_vddc, &table->ACPIState.levels[0].vddc);
1818 if (!ret) {
1819 u16 std_vddc;
1820
1821 ret = ni_get_std_voltage_value(rdev,
1822 &table->ACPIState.levels[0].vddc, &std_vddc);
1823 if (!ret)
1824 ni_populate_std_voltage_value(rdev, std_vddc,
1825 table->ACPIState.levels[0].vddc.index,
1826 &table->ACPIState.levels[0].std_vddc);
1827 }
1828
1829 if (pi->pcie_gen2) {
1830 if (pi->acpi_pcie_gen2)
1831 table->ACPIState.levels[0].gen2PCIE = 1;
1832 else
1833 table->ACPIState.levels[0].gen2PCIE = 0;
1834 } else {
1835 table->ACPIState.levels[0].gen2PCIE = 0;
1836 }
1837 } else {
1838 ret = ni_populate_voltage_value(rdev,
1839 &eg_pi->vddc_voltage_table,
1840 pi->min_vddc_in_table,
1841 &table->ACPIState.levels[0].vddc);
1842 if (!ret) {
1843 u16 std_vddc;
1844
1845 ret = ni_get_std_voltage_value(rdev,
1846 &table->ACPIState.levels[0].vddc,
1847 &std_vddc);
1848 if (!ret)
1849 ni_populate_std_voltage_value(rdev, std_vddc,
1850 table->ACPIState.levels[0].vddc.index,
1851 &table->ACPIState.levels[0].std_vddc);
1852 }
1853 table->ACPIState.levels[0].gen2PCIE = 0;
1854 }
1855
1856 if (eg_pi->acpi_vddci) {
1857 if (eg_pi->vddci_control)
1858 ni_populate_voltage_value(rdev,
1859 &eg_pi->vddci_voltage_table,
1860 eg_pi->acpi_vddci,
1861 &table->ACPIState.levels[0].vddci);
1862 }
1863
1864
1865 mpll_ad_func_cntl &= ~PDNB;
1866
1867 mpll_ad_func_cntl_2 |= BIAS_GEN_PDNB | RESET_EN;
1868
1869 if (pi->mem_gddr5)
1870 mpll_dq_func_cntl &= ~PDNB;
1871 mpll_dq_func_cntl_2 |= BIAS_GEN_PDNB | RESET_EN | BYPASS;
1872
1873
1874 mclk_pwrmgt_cntl |= (MRDCKA0_RESET |
1875 MRDCKA1_RESET |
1876 MRDCKB0_RESET |
1877 MRDCKB1_RESET |
1878 MRDCKC0_RESET |
1879 MRDCKC1_RESET |
1880 MRDCKD0_RESET |
1881 MRDCKD1_RESET);
1882
1883 mclk_pwrmgt_cntl &= ~(MRDCKA0_PDNB |
1884 MRDCKA1_PDNB |
1885 MRDCKB0_PDNB |
1886 MRDCKB1_PDNB |
1887 MRDCKC0_PDNB |
1888 MRDCKC1_PDNB |
1889 MRDCKD0_PDNB |
1890 MRDCKD1_PDNB);
1891
1892 dll_cntl |= (MRDCKA0_BYPASS |
1893 MRDCKA1_BYPASS |
1894 MRDCKB0_BYPASS |
1895 MRDCKB1_BYPASS |
1896 MRDCKC0_BYPASS |
1897 MRDCKC1_BYPASS |
1898 MRDCKD0_BYPASS |
1899 MRDCKD1_BYPASS);
1900
1901 spll_func_cntl_2 &= ~SCLK_MUX_SEL_MASK;
1902 spll_func_cntl_2 |= SCLK_MUX_SEL(4);
1903
1904 table->ACPIState.levels[0].mclk.vMPLL_AD_FUNC_CNTL = cpu_to_be32(mpll_ad_func_cntl);
1905 table->ACPIState.levels[0].mclk.vMPLL_AD_FUNC_CNTL_2 = cpu_to_be32(mpll_ad_func_cntl_2);
1906 table->ACPIState.levels[0].mclk.vMPLL_DQ_FUNC_CNTL = cpu_to_be32(mpll_dq_func_cntl);
1907 table->ACPIState.levels[0].mclk.vMPLL_DQ_FUNC_CNTL_2 = cpu_to_be32(mpll_dq_func_cntl_2);
1908 table->ACPIState.levels[0].mclk.vMCLK_PWRMGT_CNTL = cpu_to_be32(mclk_pwrmgt_cntl);
1909 table->ACPIState.levels[0].mclk.vDLL_CNTL = cpu_to_be32(dll_cntl);
1910
1911 table->ACPIState.levels[0].mclk.mclk_value = 0;
1912
1913 table->ACPIState.levels[0].sclk.vCG_SPLL_FUNC_CNTL = cpu_to_be32(spll_func_cntl);
1914 table->ACPIState.levels[0].sclk.vCG_SPLL_FUNC_CNTL_2 = cpu_to_be32(spll_func_cntl_2);
1915 table->ACPIState.levels[0].sclk.vCG_SPLL_FUNC_CNTL_3 = cpu_to_be32(spll_func_cntl_3);
1916 table->ACPIState.levels[0].sclk.vCG_SPLL_FUNC_CNTL_4 = cpu_to_be32(spll_func_cntl_4);
1917
1918 table->ACPIState.levels[0].sclk.sclk_value = 0;
1919
1920 ni_populate_mvdd_value(rdev, 0, &table->ACPIState.levels[0].mvdd);
1921
1922 if (eg_pi->dynamic_ac_timing)
1923 table->ACPIState.levels[0].ACIndex = 1;
1924
1925 table->ACPIState.levels[0].dpm2.MaxPS = 0;
1926 table->ACPIState.levels[0].dpm2.NearTDPDec = 0;
1927 table->ACPIState.levels[0].dpm2.AboveSafeInc = 0;
1928 table->ACPIState.levels[0].dpm2.BelowSafeInc = 0;
1929
1930 reg = MIN_POWER_MASK | MAX_POWER_MASK;
1931 table->ACPIState.levels[0].SQPowerThrottle = cpu_to_be32(reg);
1932
1933 reg = MAX_POWER_DELTA_MASK | STI_SIZE_MASK | LTI_RATIO_MASK;
1934 table->ACPIState.levels[0].SQPowerThrottle_2 = cpu_to_be32(reg);
1935
1936 return 0;
1937}
1938
1939static int ni_init_smc_table(struct radeon_device *rdev)
1940{
1941 struct rv7xx_power_info *pi = rv770_get_pi(rdev);
1942 struct ni_power_info *ni_pi = ni_get_pi(rdev);
1943 int ret;
1944 struct radeon_ps *radeon_boot_state = rdev->pm.dpm.boot_ps;
1945 NISLANDS_SMC_STATETABLE *table = &ni_pi->smc_statetable;
1946
1947 memset(table, 0, sizeof(NISLANDS_SMC_STATETABLE));
1948
1949 ni_populate_smc_voltage_tables(rdev, table);
1950
1951 switch (rdev->pm.int_thermal_type) {
1952 case THERMAL_TYPE_NI:
1953 case THERMAL_TYPE_EMC2103_WITH_INTERNAL:
1954 table->thermalProtectType = PPSMC_THERMAL_PROTECT_TYPE_INTERNAL;
1955 break;
1956 case THERMAL_TYPE_NONE:
1957 table->thermalProtectType = PPSMC_THERMAL_PROTECT_TYPE_NONE;
1958 break;
1959 default:
1960 table->thermalProtectType = PPSMC_THERMAL_PROTECT_TYPE_EXTERNAL;
1961 break;
1962 }
1963
1964 if (rdev->pm.dpm.platform_caps & ATOM_PP_PLATFORM_CAP_HARDWAREDC)
1965 table->systemFlags |= PPSMC_SYSTEMFLAG_GPIO_DC;
1966
1967 if (rdev->pm.dpm.platform_caps & ATOM_PP_PLATFORM_CAP_REGULATOR_HOT)
1968 table->systemFlags |= PPSMC_SYSTEMFLAG_REGULATOR_HOT;
1969
1970 if (rdev->pm.dpm.platform_caps & ATOM_PP_PLATFORM_CAP_STEPVDDC)
1971 table->systemFlags |= PPSMC_SYSTEMFLAG_STEPVDDC;
1972
1973 if (pi->mem_gddr5)
1974 table->systemFlags |= PPSMC_SYSTEMFLAG_GDDR5;
1975
1976 ret = ni_populate_smc_initial_state(rdev, radeon_boot_state, table);
1977 if (ret)
1978 return ret;
1979
1980 ret = ni_populate_smc_acpi_state(rdev, table);
1981 if (ret)
1982 return ret;
1983
1984 table->driverState = table->initialState;
1985
1986 table->ULVState = table->initialState;
1987
1988 ret = ni_do_program_memory_timing_parameters(rdev, radeon_boot_state,
1989 NISLANDS_INITIAL_STATE_ARB_INDEX);
1990 if (ret)
1991 return ret;
1992
1993 return rv770_copy_bytes_to_smc(rdev, pi->state_table_start, (u8 *)table,
1994 sizeof(NISLANDS_SMC_STATETABLE), pi->sram_end);
1995}
1996
1997static int ni_calculate_sclk_params(struct radeon_device *rdev,
1998 u32 engine_clock,
1999 NISLANDS_SMC_SCLK_VALUE *sclk)
2000{
2001 struct rv7xx_power_info *pi = rv770_get_pi(rdev);
2002 struct ni_power_info *ni_pi = ni_get_pi(rdev);
2003 struct atom_clock_dividers dividers;
2004 u32 spll_func_cntl = ni_pi->clock_registers.cg_spll_func_cntl;
2005 u32 spll_func_cntl_2 = ni_pi->clock_registers.cg_spll_func_cntl_2;
2006 u32 spll_func_cntl_3 = ni_pi->clock_registers.cg_spll_func_cntl_3;
2007 u32 spll_func_cntl_4 = ni_pi->clock_registers.cg_spll_func_cntl_4;
2008 u32 cg_spll_spread_spectrum = ni_pi->clock_registers.cg_spll_spread_spectrum;
2009 u32 cg_spll_spread_spectrum_2 = ni_pi->clock_registers.cg_spll_spread_spectrum_2;
2010 u64 tmp;
2011 u32 reference_clock = rdev->clock.spll.reference_freq;
2012 u32 reference_divider;
2013 u32 fbdiv;
2014 int ret;
2015
2016 ret = radeon_atom_get_clock_dividers(rdev, COMPUTE_ENGINE_PLL_PARAM,
2017 engine_clock, false, ÷rs);
2018 if (ret)
2019 return ret;
2020
2021 reference_divider = 1 + dividers.ref_div;
2022
2023
2024 tmp = (u64) engine_clock * reference_divider * dividers.post_div * 16834;
2025 do_div(tmp, reference_clock);
2026 fbdiv = (u32) tmp;
2027
2028 spll_func_cntl &= ~(SPLL_PDIV_A_MASK | SPLL_REF_DIV_MASK);
2029 spll_func_cntl |= SPLL_REF_DIV(dividers.ref_div);
2030 spll_func_cntl |= SPLL_PDIV_A(dividers.post_div);
2031
2032 spll_func_cntl_2 &= ~SCLK_MUX_SEL_MASK;
2033 spll_func_cntl_2 |= SCLK_MUX_SEL(2);
2034
2035 spll_func_cntl_3 &= ~SPLL_FB_DIV_MASK;
2036 spll_func_cntl_3 |= SPLL_FB_DIV(fbdiv);
2037 spll_func_cntl_3 |= SPLL_DITHEN;
2038
2039 if (pi->sclk_ss) {
2040 struct radeon_atom_ss ss;
2041 u32 vco_freq = engine_clock * dividers.post_div;
2042
2043 if (radeon_atombios_get_asic_ss_info(rdev, &ss,
2044 ASIC_INTERNAL_ENGINE_SS, vco_freq)) {
2045 u32 clk_s = reference_clock * 5 / (reference_divider * ss.rate);
2046 u32 clk_v = 4 * ss.percentage * fbdiv / (clk_s * 10000);
2047
2048 cg_spll_spread_spectrum &= ~CLK_S_MASK;
2049 cg_spll_spread_spectrum |= CLK_S(clk_s);
2050 cg_spll_spread_spectrum |= SSEN;
2051
2052 cg_spll_spread_spectrum_2 &= ~CLK_V_MASK;
2053 cg_spll_spread_spectrum_2 |= CLK_V(clk_v);
2054 }
2055 }
2056
2057 sclk->sclk_value = engine_clock;
2058 sclk->vCG_SPLL_FUNC_CNTL = spll_func_cntl;
2059 sclk->vCG_SPLL_FUNC_CNTL_2 = spll_func_cntl_2;
2060 sclk->vCG_SPLL_FUNC_CNTL_3 = spll_func_cntl_3;
2061 sclk->vCG_SPLL_FUNC_CNTL_4 = spll_func_cntl_4;
2062 sclk->vCG_SPLL_SPREAD_SPECTRUM = cg_spll_spread_spectrum;
2063 sclk->vCG_SPLL_SPREAD_SPECTRUM_2 = cg_spll_spread_spectrum_2;
2064
2065 return 0;
2066}
2067
2068static int ni_populate_sclk_value(struct radeon_device *rdev,
2069 u32 engine_clock,
2070 NISLANDS_SMC_SCLK_VALUE *sclk)
2071{
2072 NISLANDS_SMC_SCLK_VALUE sclk_tmp;
2073 int ret;
2074
2075 ret = ni_calculate_sclk_params(rdev, engine_clock, &sclk_tmp);
2076 if (!ret) {
2077 sclk->sclk_value = cpu_to_be32(sclk_tmp.sclk_value);
2078 sclk->vCG_SPLL_FUNC_CNTL = cpu_to_be32(sclk_tmp.vCG_SPLL_FUNC_CNTL);
2079 sclk->vCG_SPLL_FUNC_CNTL_2 = cpu_to_be32(sclk_tmp.vCG_SPLL_FUNC_CNTL_2);
2080 sclk->vCG_SPLL_FUNC_CNTL_3 = cpu_to_be32(sclk_tmp.vCG_SPLL_FUNC_CNTL_3);
2081 sclk->vCG_SPLL_FUNC_CNTL_4 = cpu_to_be32(sclk_tmp.vCG_SPLL_FUNC_CNTL_4);
2082 sclk->vCG_SPLL_SPREAD_SPECTRUM = cpu_to_be32(sclk_tmp.vCG_SPLL_SPREAD_SPECTRUM);
2083 sclk->vCG_SPLL_SPREAD_SPECTRUM_2 = cpu_to_be32(sclk_tmp.vCG_SPLL_SPREAD_SPECTRUM_2);
2084 }
2085
2086 return ret;
2087}
2088
2089static int ni_init_smc_spll_table(struct radeon_device *rdev)
2090{
2091 struct rv7xx_power_info *pi = rv770_get_pi(rdev);
2092 struct ni_power_info *ni_pi = ni_get_pi(rdev);
2093 SMC_NISLANDS_SPLL_DIV_TABLE *spll_table;
2094 NISLANDS_SMC_SCLK_VALUE sclk_params;
2095 u32 fb_div;
2096 u32 p_div;
2097 u32 clk_s;
2098 u32 clk_v;
2099 u32 sclk = 0;
2100 int i, ret;
2101 u32 tmp;
2102
2103 if (ni_pi->spll_table_start == 0)
2104 return -EINVAL;
2105
2106 spll_table = kzalloc(sizeof(SMC_NISLANDS_SPLL_DIV_TABLE), GFP_KERNEL);
2107 if (spll_table == NULL)
2108 return -ENOMEM;
2109
2110 for (i = 0; i < 256; i++) {
2111 ret = ni_calculate_sclk_params(rdev, sclk, &sclk_params);
2112 if (ret)
2113 break;
2114
2115 p_div = (sclk_params.vCG_SPLL_FUNC_CNTL & SPLL_PDIV_A_MASK) >> SPLL_PDIV_A_SHIFT;
2116 fb_div = (sclk_params.vCG_SPLL_FUNC_CNTL_3 & SPLL_FB_DIV_MASK) >> SPLL_FB_DIV_SHIFT;
2117 clk_s = (sclk_params.vCG_SPLL_SPREAD_SPECTRUM & CLK_S_MASK) >> CLK_S_SHIFT;
2118 clk_v = (sclk_params.vCG_SPLL_SPREAD_SPECTRUM_2 & CLK_V_MASK) >> CLK_V_SHIFT;
2119
2120 fb_div &= ~0x00001FFF;
2121 fb_div >>= 1;
2122 clk_v >>= 6;
2123
2124 if (p_div & ~(SMC_NISLANDS_SPLL_DIV_TABLE_PDIV_MASK >> SMC_NISLANDS_SPLL_DIV_TABLE_PDIV_SHIFT))
2125 ret = -EINVAL;
2126
2127 if (clk_s & ~(SMC_NISLANDS_SPLL_DIV_TABLE_CLKS_MASK >> SMC_NISLANDS_SPLL_DIV_TABLE_CLKS_SHIFT))
2128 ret = -EINVAL;
2129
2130 if (fb_div & ~(SMC_NISLANDS_SPLL_DIV_TABLE_FBDIV_MASK >> SMC_NISLANDS_SPLL_DIV_TABLE_FBDIV_SHIFT))
2131 ret = -EINVAL;
2132
2133 if (clk_v & ~(SMC_NISLANDS_SPLL_DIV_TABLE_CLKV_MASK >> SMC_NISLANDS_SPLL_DIV_TABLE_CLKV_SHIFT))
2134 ret = -EINVAL;
2135
2136 if (ret)
2137 break;
2138
2139 tmp = ((fb_div << SMC_NISLANDS_SPLL_DIV_TABLE_FBDIV_SHIFT) & SMC_NISLANDS_SPLL_DIV_TABLE_FBDIV_MASK) |
2140 ((p_div << SMC_NISLANDS_SPLL_DIV_TABLE_PDIV_SHIFT) & SMC_NISLANDS_SPLL_DIV_TABLE_PDIV_MASK);
2141 spll_table->freq[i] = cpu_to_be32(tmp);
2142
2143 tmp = ((clk_v << SMC_NISLANDS_SPLL_DIV_TABLE_CLKV_SHIFT) & SMC_NISLANDS_SPLL_DIV_TABLE_CLKV_MASK) |
2144 ((clk_s << SMC_NISLANDS_SPLL_DIV_TABLE_CLKS_SHIFT) & SMC_NISLANDS_SPLL_DIV_TABLE_CLKS_MASK);
2145 spll_table->ss[i] = cpu_to_be32(tmp);
2146
2147 sclk += 512;
2148 }
2149
2150 if (!ret)
2151 ret = rv770_copy_bytes_to_smc(rdev, ni_pi->spll_table_start, (u8 *)spll_table,
2152 sizeof(SMC_NISLANDS_SPLL_DIV_TABLE), pi->sram_end);
2153
2154 kfree(spll_table);
2155
2156 return ret;
2157}
2158
2159static int ni_populate_mclk_value(struct radeon_device *rdev,
2160 u32 engine_clock,
2161 u32 memory_clock,
2162 NISLANDS_SMC_MCLK_VALUE *mclk,
2163 bool strobe_mode,
2164 bool dll_state_on)
2165{
2166 struct rv7xx_power_info *pi = rv770_get_pi(rdev);
2167 struct ni_power_info *ni_pi = ni_get_pi(rdev);
2168 u32 mpll_ad_func_cntl = ni_pi->clock_registers.mpll_ad_func_cntl;
2169 u32 mpll_ad_func_cntl_2 = ni_pi->clock_registers.mpll_ad_func_cntl_2;
2170 u32 mpll_dq_func_cntl = ni_pi->clock_registers.mpll_dq_func_cntl;
2171 u32 mpll_dq_func_cntl_2 = ni_pi->clock_registers.mpll_dq_func_cntl_2;
2172 u32 mclk_pwrmgt_cntl = ni_pi->clock_registers.mclk_pwrmgt_cntl;
2173 u32 dll_cntl = ni_pi->clock_registers.dll_cntl;
2174 u32 mpll_ss1 = ni_pi->clock_registers.mpll_ss1;
2175 u32 mpll_ss2 = ni_pi->clock_registers.mpll_ss2;
2176 struct atom_clock_dividers dividers;
2177 u32 ibias;
2178 u32 dll_speed;
2179 int ret;
2180 u32 mc_seq_misc7;
2181
2182 ret = radeon_atom_get_clock_dividers(rdev, COMPUTE_MEMORY_PLL_PARAM,
2183 memory_clock, strobe_mode, ÷rs);
2184 if (ret)
2185 return ret;
2186
2187 if (!strobe_mode) {
2188 mc_seq_misc7 = RREG32(MC_SEQ_MISC7);
2189
2190 if (mc_seq_misc7 & 0x8000000)
2191 dividers.post_div = 1;
2192 }
2193
2194 ibias = cypress_map_clkf_to_ibias(rdev, dividers.whole_fb_div);
2195
2196 mpll_ad_func_cntl &= ~(CLKR_MASK |
2197 YCLK_POST_DIV_MASK |
2198 CLKF_MASK |
2199 CLKFRAC_MASK |
2200 IBIAS_MASK);
2201 mpll_ad_func_cntl |= CLKR(dividers.ref_div);
2202 mpll_ad_func_cntl |= YCLK_POST_DIV(dividers.post_div);
2203 mpll_ad_func_cntl |= CLKF(dividers.whole_fb_div);
2204 mpll_ad_func_cntl |= CLKFRAC(dividers.frac_fb_div);
2205 mpll_ad_func_cntl |= IBIAS(ibias);
2206
2207 if (dividers.vco_mode)
2208 mpll_ad_func_cntl_2 |= VCO_MODE;
2209 else
2210 mpll_ad_func_cntl_2 &= ~VCO_MODE;
2211
2212 if (pi->mem_gddr5) {
2213 mpll_dq_func_cntl &= ~(CLKR_MASK |
2214 YCLK_POST_DIV_MASK |
2215 CLKF_MASK |
2216 CLKFRAC_MASK |
2217 IBIAS_MASK);
2218 mpll_dq_func_cntl |= CLKR(dividers.ref_div);
2219 mpll_dq_func_cntl |= YCLK_POST_DIV(dividers.post_div);
2220 mpll_dq_func_cntl |= CLKF(dividers.whole_fb_div);
2221 mpll_dq_func_cntl |= CLKFRAC(dividers.frac_fb_div);
2222 mpll_dq_func_cntl |= IBIAS(ibias);
2223
2224 if (strobe_mode)
2225 mpll_dq_func_cntl &= ~PDNB;
2226 else
2227 mpll_dq_func_cntl |= PDNB;
2228
2229 if (dividers.vco_mode)
2230 mpll_dq_func_cntl_2 |= VCO_MODE;
2231 else
2232 mpll_dq_func_cntl_2 &= ~VCO_MODE;
2233 }
2234
2235 if (pi->mclk_ss) {
2236 struct radeon_atom_ss ss;
2237 u32 vco_freq = memory_clock * dividers.post_div;
2238
2239 if (radeon_atombios_get_asic_ss_info(rdev, &ss,
2240 ASIC_INTERNAL_MEMORY_SS, vco_freq)) {
2241 u32 reference_clock = rdev->clock.mpll.reference_freq;
2242 u32 decoded_ref = rv740_get_decoded_reference_divider(dividers.ref_div);
2243 u32 clk_s = reference_clock * 5 / (decoded_ref * ss.rate);
2244 u32 clk_v = ss.percentage *
2245 (0x4000 * dividers.whole_fb_div + 0x800 * dividers.frac_fb_div) / (clk_s * 625);
2246
2247 mpll_ss1 &= ~CLKV_MASK;
2248 mpll_ss1 |= CLKV(clk_v);
2249
2250 mpll_ss2 &= ~CLKS_MASK;
2251 mpll_ss2 |= CLKS(clk_s);
2252 }
2253 }
2254
2255 dll_speed = rv740_get_dll_speed(pi->mem_gddr5,
2256 memory_clock);
2257
2258 mclk_pwrmgt_cntl &= ~DLL_SPEED_MASK;
2259 mclk_pwrmgt_cntl |= DLL_SPEED(dll_speed);
2260 if (dll_state_on)
2261 mclk_pwrmgt_cntl |= (MRDCKA0_PDNB |
2262 MRDCKA1_PDNB |
2263 MRDCKB0_PDNB |
2264 MRDCKB1_PDNB |
2265 MRDCKC0_PDNB |
2266 MRDCKC1_PDNB |
2267 MRDCKD0_PDNB |
2268 MRDCKD1_PDNB);
2269 else
2270 mclk_pwrmgt_cntl &= ~(MRDCKA0_PDNB |
2271 MRDCKA1_PDNB |
2272 MRDCKB0_PDNB |
2273 MRDCKB1_PDNB |
2274 MRDCKC0_PDNB |
2275 MRDCKC1_PDNB |
2276 MRDCKD0_PDNB |
2277 MRDCKD1_PDNB);
2278
2279
2280 mclk->mclk_value = cpu_to_be32(memory_clock);
2281 mclk->vMPLL_AD_FUNC_CNTL = cpu_to_be32(mpll_ad_func_cntl);
2282 mclk->vMPLL_AD_FUNC_CNTL_2 = cpu_to_be32(mpll_ad_func_cntl_2);
2283 mclk->vMPLL_DQ_FUNC_CNTL = cpu_to_be32(mpll_dq_func_cntl);
2284 mclk->vMPLL_DQ_FUNC_CNTL_2 = cpu_to_be32(mpll_dq_func_cntl_2);
2285 mclk->vMCLK_PWRMGT_CNTL = cpu_to_be32(mclk_pwrmgt_cntl);
2286 mclk->vDLL_CNTL = cpu_to_be32(dll_cntl);
2287 mclk->vMPLL_SS = cpu_to_be32(mpll_ss1);
2288 mclk->vMPLL_SS2 = cpu_to_be32(mpll_ss2);
2289
2290 return 0;
2291}
2292
2293static void ni_populate_smc_sp(struct radeon_device *rdev,
2294 struct radeon_ps *radeon_state,
2295 NISLANDS_SMC_SWSTATE *smc_state)
2296{
2297 struct ni_ps *ps = ni_get_ps(radeon_state);
2298 struct rv7xx_power_info *pi = rv770_get_pi(rdev);
2299 int i;
2300
2301 for (i = 0; i < ps->performance_level_count - 1; i++)
2302 smc_state->levels[i].bSP = cpu_to_be32(pi->dsp);
2303
2304 smc_state->levels[ps->performance_level_count - 1].bSP =
2305 cpu_to_be32(pi->psp);
2306}
2307
2308static int ni_convert_power_level_to_smc(struct radeon_device *rdev,
2309 struct rv7xx_pl *pl,
2310 NISLANDS_SMC_HW_PERFORMANCE_LEVEL *level)
2311{
2312 struct rv7xx_power_info *pi = rv770_get_pi(rdev);
2313 struct evergreen_power_info *eg_pi = evergreen_get_pi(rdev);
2314 struct ni_power_info *ni_pi = ni_get_pi(rdev);
2315 int ret;
2316 bool dll_state_on;
2317 u16 std_vddc;
2318 u32 tmp = RREG32(DC_STUTTER_CNTL);
2319
2320 level->gen2PCIE = pi->pcie_gen2 ?
2321 ((pl->flags & ATOM_PPLIB_R600_FLAGS_PCIEGEN2) ? 1 : 0) : 0;
2322
2323 ret = ni_populate_sclk_value(rdev, pl->sclk, &level->sclk);
2324 if (ret)
2325 return ret;
2326
2327 level->mcFlags = 0;
2328 if (pi->mclk_stutter_mode_threshold &&
2329 (pl->mclk <= pi->mclk_stutter_mode_threshold) &&
2330 !eg_pi->uvd_enabled &&
2331 (tmp & DC_STUTTER_ENABLE_A) &&
2332 (tmp & DC_STUTTER_ENABLE_B))
2333 level->mcFlags |= NISLANDS_SMC_MC_STUTTER_EN;
2334
2335 if (pi->mem_gddr5) {
2336 if (pl->mclk > pi->mclk_edc_enable_threshold)
2337 level->mcFlags |= NISLANDS_SMC_MC_EDC_RD_FLAG;
2338 if (pl->mclk > eg_pi->mclk_edc_wr_enable_threshold)
2339 level->mcFlags |= NISLANDS_SMC_MC_EDC_WR_FLAG;
2340
2341 level->strobeMode = cypress_get_strobe_mode_settings(rdev, pl->mclk);
2342
2343 if (level->strobeMode & NISLANDS_SMC_STROBE_ENABLE) {
2344 if (cypress_get_mclk_frequency_ratio(rdev, pl->mclk, true) >=
2345 ((RREG32(MC_SEQ_MISC7) >> 16) & 0xf))
2346 dll_state_on = ((RREG32(MC_SEQ_MISC5) >> 1) & 0x1) ? true : false;
2347 else
2348 dll_state_on = ((RREG32(MC_SEQ_MISC6) >> 1) & 0x1) ? true : false;
2349 } else {
2350 dll_state_on = false;
2351 if (pl->mclk > ni_pi->mclk_rtt_mode_threshold)
2352 level->mcFlags |= NISLANDS_SMC_MC_RTT_ENABLE;
2353 }
2354
2355 ret = ni_populate_mclk_value(rdev, pl->sclk, pl->mclk,
2356 &level->mclk,
2357 (level->strobeMode & NISLANDS_SMC_STROBE_ENABLE) != 0,
2358 dll_state_on);
2359 } else
2360 ret = ni_populate_mclk_value(rdev, pl->sclk, pl->mclk, &level->mclk, 1, 1);
2361
2362 if (ret)
2363 return ret;
2364
2365 ret = ni_populate_voltage_value(rdev, &eg_pi->vddc_voltage_table,
2366 pl->vddc, &level->vddc);
2367 if (ret)
2368 return ret;
2369
2370 ret = ni_get_std_voltage_value(rdev, &level->vddc, &std_vddc);
2371 if (ret)
2372 return ret;
2373
2374 ni_populate_std_voltage_value(rdev, std_vddc,
2375 level->vddc.index, &level->std_vddc);
2376
2377 if (eg_pi->vddci_control) {
2378 ret = ni_populate_voltage_value(rdev, &eg_pi->vddci_voltage_table,
2379 pl->vddci, &level->vddci);
2380 if (ret)
2381 return ret;
2382 }
2383
2384 ni_populate_mvdd_value(rdev, pl->mclk, &level->mvdd);
2385
2386 return ret;
2387}
2388
2389static int ni_populate_smc_t(struct radeon_device *rdev,
2390 struct radeon_ps *radeon_state,
2391 NISLANDS_SMC_SWSTATE *smc_state)
2392{
2393 struct rv7xx_power_info *pi = rv770_get_pi(rdev);
2394 struct evergreen_power_info *eg_pi = evergreen_get_pi(rdev);
2395 struct ni_ps *state = ni_get_ps(radeon_state);
2396 u32 a_t;
2397 u32 t_l, t_h;
2398 u32 high_bsp;
2399 int i, ret;
2400
2401 if (state->performance_level_count >= 9)
2402 return -EINVAL;
2403
2404 if (state->performance_level_count < 2) {
2405 a_t = CG_R(0xffff) | CG_L(0);
2406 smc_state->levels[0].aT = cpu_to_be32(a_t);
2407 return 0;
2408 }
2409
2410 smc_state->levels[0].aT = cpu_to_be32(0);
2411
2412 for (i = 0; i <= state->performance_level_count - 2; i++) {
2413 if (eg_pi->uvd_enabled)
2414 ret = r600_calculate_at(
2415 1000 * (i * (eg_pi->smu_uvd_hs ? 2 : 8) + 2),
2416 100 * R600_AH_DFLT,
2417 state->performance_levels[i + 1].sclk,
2418 state->performance_levels[i].sclk,
2419 &t_l,
2420 &t_h);
2421 else
2422 ret = r600_calculate_at(
2423 1000 * (i + 1),
2424 100 * R600_AH_DFLT,
2425 state->performance_levels[i + 1].sclk,
2426 state->performance_levels[i].sclk,
2427 &t_l,
2428 &t_h);
2429
2430 if (ret) {
2431 t_h = (i + 1) * 1000 - 50 * R600_AH_DFLT;
2432 t_l = (i + 1) * 1000 + 50 * R600_AH_DFLT;
2433 }
2434
2435 a_t = be32_to_cpu(smc_state->levels[i].aT) & ~CG_R_MASK;
2436 a_t |= CG_R(t_l * pi->bsp / 20000);
2437 smc_state->levels[i].aT = cpu_to_be32(a_t);
2438
2439 high_bsp = (i == state->performance_level_count - 2) ?
2440 pi->pbsp : pi->bsp;
2441
2442 a_t = CG_R(0xffff) | CG_L(t_h * high_bsp / 20000);
2443 smc_state->levels[i + 1].aT = cpu_to_be32(a_t);
2444 }
2445
2446 return 0;
2447}
2448
2449static int ni_populate_power_containment_values(struct radeon_device *rdev,
2450 struct radeon_ps *radeon_state,
2451 NISLANDS_SMC_SWSTATE *smc_state)
2452{
2453 struct rv7xx_power_info *pi = rv770_get_pi(rdev);
2454 struct evergreen_power_info *eg_pi = evergreen_get_pi(rdev);
2455 struct ni_power_info *ni_pi = ni_get_pi(rdev);
2456 struct ni_ps *state = ni_get_ps(radeon_state);
2457 u32 prev_sclk;
2458 u32 max_sclk;
2459 u32 min_sclk;
2460 int i, ret;
2461 u32 tdp_limit;
2462 u32 near_tdp_limit;
2463 u32 power_boost_limit;
2464 u8 max_ps_percent;
2465
2466 if (ni_pi->enable_power_containment == false)
2467 return 0;
2468
2469 if (state->performance_level_count == 0)
2470 return -EINVAL;
2471
2472 if (smc_state->levelCount != state->performance_level_count)
2473 return -EINVAL;
2474
2475 ret = ni_calculate_adjusted_tdp_limits(rdev,
2476 false, /* ??? */
2477 rdev->pm.dpm.tdp_adjustment,
2478 &tdp_limit,
2479 &near_tdp_limit);
2480 if (ret)
2481 return ret;
2482
2483 power_boost_limit = ni_calculate_power_boost_limit(rdev, radeon_state, near_tdp_limit);
2484
2485 ret = rv770_write_smc_sram_dword(rdev,
2486 pi->state_table_start +
2487 offsetof(NISLANDS_SMC_STATETABLE, dpm2Params) +
2488 offsetof(PP_NIslands_DPM2Parameters, PowerBoostLimit),
2489 ni_scale_power_for_smc(power_boost_limit, ni_get_smc_power_scaling_factor(rdev)),
2490 pi->sram_end);
2491 if (ret)
2492 power_boost_limit = 0;
2493
2494 smc_state->levels[0].dpm2.MaxPS = 0;
2495 smc_state->levels[0].dpm2.NearTDPDec = 0;
2496 smc_state->levels[0].dpm2.AboveSafeInc = 0;
2497 smc_state->levels[0].dpm2.BelowSafeInc = 0;
2498 smc_state->levels[0].stateFlags |= power_boost_limit ? PPSMC_STATEFLAG_POWERBOOST : 0;
2499
2500 for (i = 1; i < state->performance_level_count; i++) {
2501 prev_sclk = state->performance_levels[i-1].sclk;
2502 max_sclk = state->performance_levels[i].sclk;
2503 max_ps_percent = (i != (state->performance_level_count - 1)) ?
2504 NISLANDS_DPM2_MAXPS_PERCENT_M : NISLANDS_DPM2_MAXPS_PERCENT_H;
2505
2506 if (max_sclk < prev_sclk)
2507 return -EINVAL;
2508
2509 if ((max_ps_percent == 0) || (prev_sclk == max_sclk) || eg_pi->uvd_enabled)
2510 min_sclk = max_sclk;
2511 else if (1 == i)
2512 min_sclk = prev_sclk;
2513 else
2514 min_sclk = (prev_sclk * (u32)max_ps_percent) / 100;
2515
2516 if (min_sclk < state->performance_levels[0].sclk)
2517 min_sclk = state->performance_levels[0].sclk;
2518
2519 if (min_sclk == 0)
2520 return -EINVAL;
2521
2522 smc_state->levels[i].dpm2.MaxPS =
2523 (u8)((NISLANDS_DPM2_MAX_PULSE_SKIP * (max_sclk - min_sclk)) / max_sclk);
2524 smc_state->levels[i].dpm2.NearTDPDec = NISLANDS_DPM2_NEAR_TDP_DEC;
2525 smc_state->levels[i].dpm2.AboveSafeInc = NISLANDS_DPM2_ABOVE_SAFE_INC;
2526 smc_state->levels[i].dpm2.BelowSafeInc = NISLANDS_DPM2_BELOW_SAFE_INC;
2527 smc_state->levels[i].stateFlags |=
2528 ((i != (state->performance_level_count - 1)) && power_boost_limit) ?
2529 PPSMC_STATEFLAG_POWERBOOST : 0;
2530 }
2531
2532 return 0;
2533}
2534
2535static int ni_populate_sq_ramping_values(struct radeon_device *rdev,
2536 struct radeon_ps *radeon_state,
2537 NISLANDS_SMC_SWSTATE *smc_state)
2538{
2539 struct ni_power_info *ni_pi = ni_get_pi(rdev);
2540 struct ni_ps *state = ni_get_ps(radeon_state);
2541 u32 sq_power_throttle;
2542 u32 sq_power_throttle2;
2543 bool enable_sq_ramping = ni_pi->enable_sq_ramping;
2544 int i;
2545
2546 if (state->performance_level_count == 0)
2547 return -EINVAL;
2548
2549 if (smc_state->levelCount != state->performance_level_count)
2550 return -EINVAL;
2551
2552 if (rdev->pm.dpm.sq_ramping_threshold == 0)
2553 return -EINVAL;
2554
2555 if (NISLANDS_DPM2_SQ_RAMP_MAX_POWER > (MAX_POWER_MASK >> MAX_POWER_SHIFT))
2556 enable_sq_ramping = false;
2557
2558 if (NISLANDS_DPM2_SQ_RAMP_MIN_POWER > (MIN_POWER_MASK >> MIN_POWER_SHIFT))
2559 enable_sq_ramping = false;
2560
2561 if (NISLANDS_DPM2_SQ_RAMP_MAX_POWER_DELTA > (MAX_POWER_DELTA_MASK >> MAX_POWER_DELTA_SHIFT))
2562 enable_sq_ramping = false;
2563
2564 if (NISLANDS_DPM2_SQ_RAMP_STI_SIZE > (STI_SIZE_MASK >> STI_SIZE_SHIFT))
2565 enable_sq_ramping = false;
2566
2567 if (NISLANDS_DPM2_SQ_RAMP_LTI_RATIO > (LTI_RATIO_MASK >> LTI_RATIO_SHIFT))
2568 enable_sq_ramping = false;
2569
2570 for (i = 0; i < state->performance_level_count; i++) {
2571 sq_power_throttle = 0;
2572 sq_power_throttle2 = 0;
2573
2574 if ((state->performance_levels[i].sclk >= rdev->pm.dpm.sq_ramping_threshold) &&
2575 enable_sq_ramping) {
2576 sq_power_throttle |= MAX_POWER(NISLANDS_DPM2_SQ_RAMP_MAX_POWER);
2577 sq_power_throttle |= MIN_POWER(NISLANDS_DPM2_SQ_RAMP_MIN_POWER);
2578 sq_power_throttle2 |= MAX_POWER_DELTA(NISLANDS_DPM2_SQ_RAMP_MAX_POWER_DELTA);
2579 sq_power_throttle2 |= STI_SIZE(NISLANDS_DPM2_SQ_RAMP_STI_SIZE);
2580 sq_power_throttle2 |= LTI_RATIO(NISLANDS_DPM2_SQ_RAMP_LTI_RATIO);
2581 } else {
2582 sq_power_throttle |= MAX_POWER_MASK | MIN_POWER_MASK;
2583 sq_power_throttle2 |= MAX_POWER_DELTA_MASK | STI_SIZE_MASK | LTI_RATIO_MASK;
2584 }
2585
2586 smc_state->levels[i].SQPowerThrottle = cpu_to_be32(sq_power_throttle);
2587 smc_state->levels[i].SQPowerThrottle_2 = cpu_to_be32(sq_power_throttle2);
2588 }
2589
2590 return 0;
2591}
2592
2593static int ni_enable_power_containment(struct radeon_device *rdev,
2594 struct radeon_ps *radeon_new_state,
2595 bool enable)
2596{
2597 struct ni_power_info *ni_pi = ni_get_pi(rdev);
2598 PPSMC_Result smc_result;
2599 int ret = 0;
2600
2601 if (ni_pi->enable_power_containment) {
2602 if (enable) {
2603 if (!r600_is_uvd_state(radeon_new_state->class, radeon_new_state->class2)) {
2604 smc_result = rv770_send_msg_to_smc(rdev, PPSMC_TDPClampingActive);
2605 if (smc_result != PPSMC_Result_OK) {
2606 ret = -EINVAL;
2607 ni_pi->pc_enabled = false;
2608 } else {
2609 ni_pi->pc_enabled = true;
2610 }
2611 }
2612 } else {
2613 smc_result = rv770_send_msg_to_smc(rdev, PPSMC_TDPClampingInactive);
2614 if (smc_result != PPSMC_Result_OK)
2615 ret = -EINVAL;
2616 ni_pi->pc_enabled = false;
2617 }
2618 }
2619
2620 return ret;
2621}
2622
2623static int ni_convert_power_state_to_smc(struct radeon_device *rdev,
2624 struct radeon_ps *radeon_state,
2625 NISLANDS_SMC_SWSTATE *smc_state)
2626{
2627 struct evergreen_power_info *eg_pi = evergreen_get_pi(rdev);
2628 struct ni_power_info *ni_pi = ni_get_pi(rdev);
2629 struct ni_ps *state = ni_get_ps(radeon_state);
2630 int i, ret;
2631 u32 threshold = state->performance_levels[state->performance_level_count - 1].sclk * 100 / 100;
2632
2633 if (!(radeon_state->caps & ATOM_PPLIB_DISALLOW_ON_DC))
2634 smc_state->flags |= PPSMC_SWSTATE_FLAG_DC;
2635
2636 smc_state->levelCount = 0;
2637
2638 if (state->performance_level_count > NISLANDS_MAX_SMC_PERFORMANCE_LEVELS_PER_SWSTATE)
2639 return -EINVAL;
2640
2641 for (i = 0; i < state->performance_level_count; i++) {
2642 ret = ni_convert_power_level_to_smc(rdev, &state->performance_levels[i],
2643 &smc_state->levels[i]);
2644 smc_state->levels[i].arbRefreshState =
2645 (u8)(NISLANDS_DRIVER_STATE_ARB_INDEX + i);
2646
2647 if (ret)
2648 return ret;
2649
2650 if (ni_pi->enable_power_containment)
2651 smc_state->levels[i].displayWatermark =
2652 (state->performance_levels[i].sclk < threshold) ?
2653 PPSMC_DISPLAY_WATERMARK_LOW : PPSMC_DISPLAY_WATERMARK_HIGH;
2654 else
2655 smc_state->levels[i].displayWatermark = (i < 2) ?
2656 PPSMC_DISPLAY_WATERMARK_LOW : PPSMC_DISPLAY_WATERMARK_HIGH;
2657
2658 if (eg_pi->dynamic_ac_timing)
2659 smc_state->levels[i].ACIndex = NISLANDS_MCREGISTERTABLE_FIRST_DRIVERSTATE_SLOT + i;
2660 else
2661 smc_state->levels[i].ACIndex = 0;
2662
2663 smc_state->levelCount++;
2664 }
2665
2666 rv770_write_smc_soft_register(rdev, NI_SMC_SOFT_REGISTER_watermark_threshold,
2667 cpu_to_be32(threshold / 512));
2668
2669 ni_populate_smc_sp(rdev, radeon_state, smc_state);
2670
2671 ret = ni_populate_power_containment_values(rdev, radeon_state, smc_state);
2672 if (ret)
2673 ni_pi->enable_power_containment = false;
2674
2675 ret = ni_populate_sq_ramping_values(rdev, radeon_state, smc_state);
2676 if (ret)
2677 ni_pi->enable_sq_ramping = false;
2678
2679 return ni_populate_smc_t(rdev, radeon_state, smc_state);
2680}
2681
2682static int ni_upload_sw_state(struct radeon_device *rdev,
2683 struct radeon_ps *radeon_new_state)
2684{
2685 struct rv7xx_power_info *pi = rv770_get_pi(rdev);
2686 u16 address = pi->state_table_start +
2687 offsetof(NISLANDS_SMC_STATETABLE, driverState);
2688 NISLANDS_SMC_SWSTATE *smc_state;
2689 size_t state_size = struct_size(smc_state, levels,
2690 NISLANDS_MAX_SMC_PERFORMANCE_LEVELS_PER_SWSTATE);
2691 int ret;
2692
2693 smc_state = kzalloc(state_size, GFP_KERNEL);
2694 if (smc_state == NULL)
2695 return -ENOMEM;
2696
2697 ret = ni_convert_power_state_to_smc(rdev, radeon_new_state, smc_state);
2698 if (ret)
2699 goto done;
2700
2701 ret = rv770_copy_bytes_to_smc(rdev, address, (u8 *)smc_state, state_size, pi->sram_end);
2702
2703done:
2704 kfree(smc_state);
2705
2706 return ret;
2707}
2708
2709static int ni_set_mc_special_registers(struct radeon_device *rdev,
2710 struct ni_mc_reg_table *table)
2711{
2712 struct rv7xx_power_info *pi = rv770_get_pi(rdev);
2713 u8 i, j, k;
2714 u32 temp_reg;
2715
2716 for (i = 0, j = table->last; i < table->last; i++) {
2717 switch (table->mc_reg_address[i].s1) {
2718 case MC_SEQ_MISC1 >> 2:
2719 if (j >= SMC_NISLANDS_MC_REGISTER_ARRAY_SIZE)
2720 return -EINVAL;
2721 temp_reg = RREG32(MC_PMG_CMD_EMRS);
2722 table->mc_reg_address[j].s1 = MC_PMG_CMD_EMRS >> 2;
2723 table->mc_reg_address[j].s0 = MC_SEQ_PMG_CMD_EMRS_LP >> 2;
2724 for (k = 0; k < table->num_entries; k++)
2725 table->mc_reg_table_entry[k].mc_data[j] =
2726 ((temp_reg & 0xffff0000)) |
2727 ((table->mc_reg_table_entry[k].mc_data[i] & 0xffff0000) >> 16);
2728 j++;
2729 if (j >= SMC_NISLANDS_MC_REGISTER_ARRAY_SIZE)
2730 return -EINVAL;
2731
2732 temp_reg = RREG32(MC_PMG_CMD_MRS);
2733 table->mc_reg_address[j].s1 = MC_PMG_CMD_MRS >> 2;
2734 table->mc_reg_address[j].s0 = MC_SEQ_PMG_CMD_MRS_LP >> 2;
2735 for(k = 0; k < table->num_entries; k++) {
2736 table->mc_reg_table_entry[k].mc_data[j] =
2737 (temp_reg & 0xffff0000) |
2738 (table->mc_reg_table_entry[k].mc_data[i] & 0x0000ffff);
2739 if (!pi->mem_gddr5)
2740 table->mc_reg_table_entry[k].mc_data[j] |= 0x100;
2741 }
2742 j++;
2743 if (j > SMC_NISLANDS_MC_REGISTER_ARRAY_SIZE)
2744 return -EINVAL;
2745 break;
2746 case MC_SEQ_RESERVE_M >> 2:
2747 temp_reg = RREG32(MC_PMG_CMD_MRS1);
2748 table->mc_reg_address[j].s1 = MC_PMG_CMD_MRS1 >> 2;
2749 table->mc_reg_address[j].s0 = MC_SEQ_PMG_CMD_MRS1_LP >> 2;
2750 for (k = 0; k < table->num_entries; k++)
2751 table->mc_reg_table_entry[k].mc_data[j] =
2752 (temp_reg & 0xffff0000) |
2753 (table->mc_reg_table_entry[k].mc_data[i] & 0x0000ffff);
2754 j++;
2755 if (j > SMC_NISLANDS_MC_REGISTER_ARRAY_SIZE)
2756 return -EINVAL;
2757 break;
2758 default:
2759 break;
2760 }
2761 }
2762
2763 table->last = j;
2764
2765 return 0;
2766}
2767
2768static bool ni_check_s0_mc_reg_index(u16 in_reg, u16 *out_reg)
2769{
2770 bool result = true;
2771
2772 switch (in_reg) {
2773 case MC_SEQ_RAS_TIMING >> 2:
2774 *out_reg = MC_SEQ_RAS_TIMING_LP >> 2;
2775 break;
2776 case MC_SEQ_CAS_TIMING >> 2:
2777 *out_reg = MC_SEQ_CAS_TIMING_LP >> 2;
2778 break;
2779 case MC_SEQ_MISC_TIMING >> 2:
2780 *out_reg = MC_SEQ_MISC_TIMING_LP >> 2;
2781 break;
2782 case MC_SEQ_MISC_TIMING2 >> 2:
2783 *out_reg = MC_SEQ_MISC_TIMING2_LP >> 2;
2784 break;
2785 case MC_SEQ_RD_CTL_D0 >> 2:
2786 *out_reg = MC_SEQ_RD_CTL_D0_LP >> 2;
2787 break;
2788 case MC_SEQ_RD_CTL_D1 >> 2:
2789 *out_reg = MC_SEQ_RD_CTL_D1_LP >> 2;
2790 break;
2791 case MC_SEQ_WR_CTL_D0 >> 2:
2792 *out_reg = MC_SEQ_WR_CTL_D0_LP >> 2;
2793 break;
2794 case MC_SEQ_WR_CTL_D1 >> 2:
2795 *out_reg = MC_SEQ_WR_CTL_D1_LP >> 2;
2796 break;
2797 case MC_PMG_CMD_EMRS >> 2:
2798 *out_reg = MC_SEQ_PMG_CMD_EMRS_LP >> 2;
2799 break;
2800 case MC_PMG_CMD_MRS >> 2:
2801 *out_reg = MC_SEQ_PMG_CMD_MRS_LP >> 2;
2802 break;
2803 case MC_PMG_CMD_MRS1 >> 2:
2804 *out_reg = MC_SEQ_PMG_CMD_MRS1_LP >> 2;
2805 break;
2806 case MC_SEQ_PMG_TIMING >> 2:
2807 *out_reg = MC_SEQ_PMG_TIMING_LP >> 2;
2808 break;
2809 case MC_PMG_CMD_MRS2 >> 2:
2810 *out_reg = MC_SEQ_PMG_CMD_MRS2_LP >> 2;
2811 break;
2812 default:
2813 result = false;
2814 break;
2815 }
2816
2817 return result;
2818}
2819
2820static void ni_set_valid_flag(struct ni_mc_reg_table *table)
2821{
2822 u8 i, j;
2823
2824 for (i = 0; i < table->last; i++) {
2825 for (j = 1; j < table->num_entries; j++) {
2826 if (table->mc_reg_table_entry[j-1].mc_data[i] != table->mc_reg_table_entry[j].mc_data[i]) {
2827 table->valid_flag |= 1 << i;
2828 break;
2829 }
2830 }
2831 }
2832}
2833
2834static void ni_set_s0_mc_reg_index(struct ni_mc_reg_table *table)
2835{
2836 u32 i;
2837 u16 address;
2838
2839 for (i = 0; i < table->last; i++)
2840 table->mc_reg_address[i].s0 =
2841 ni_check_s0_mc_reg_index(table->mc_reg_address[i].s1, &address) ?
2842 address : table->mc_reg_address[i].s1;
2843}
2844
2845static int ni_copy_vbios_mc_reg_table(struct atom_mc_reg_table *table,
2846 struct ni_mc_reg_table *ni_table)
2847{
2848 u8 i, j;
2849
2850 if (table->last > SMC_NISLANDS_MC_REGISTER_ARRAY_SIZE)
2851 return -EINVAL;
2852 if (table->num_entries > MAX_AC_TIMING_ENTRIES)
2853 return -EINVAL;
2854
2855 for (i = 0; i < table->last; i++)
2856 ni_table->mc_reg_address[i].s1 = table->mc_reg_address[i].s1;
2857 ni_table->last = table->last;
2858
2859 for (i = 0; i < table->num_entries; i++) {
2860 ni_table->mc_reg_table_entry[i].mclk_max =
2861 table->mc_reg_table_entry[i].mclk_max;
2862 for (j = 0; j < table->last; j++)
2863 ni_table->mc_reg_table_entry[i].mc_data[j] =
2864 table->mc_reg_table_entry[i].mc_data[j];
2865 }
2866 ni_table->num_entries = table->num_entries;
2867
2868 return 0;
2869}
2870
2871static int ni_initialize_mc_reg_table(struct radeon_device *rdev)
2872{
2873 struct ni_power_info *ni_pi = ni_get_pi(rdev);
2874 int ret;
2875 struct atom_mc_reg_table *table;
2876 struct ni_mc_reg_table *ni_table = &ni_pi->mc_reg_table;
2877 u8 module_index = rv770_get_memory_module_index(rdev);
2878
2879 table = kzalloc(sizeof(struct atom_mc_reg_table), GFP_KERNEL);
2880 if (!table)
2881 return -ENOMEM;
2882
2883 WREG32(MC_SEQ_RAS_TIMING_LP, RREG32(MC_SEQ_RAS_TIMING));
2884 WREG32(MC_SEQ_CAS_TIMING_LP, RREG32(MC_SEQ_CAS_TIMING));
2885 WREG32(MC_SEQ_MISC_TIMING_LP, RREG32(MC_SEQ_MISC_TIMING));
2886 WREG32(MC_SEQ_MISC_TIMING2_LP, RREG32(MC_SEQ_MISC_TIMING2));
2887 WREG32(MC_SEQ_PMG_CMD_EMRS_LP, RREG32(MC_PMG_CMD_EMRS));
2888 WREG32(MC_SEQ_PMG_CMD_MRS_LP, RREG32(MC_PMG_CMD_MRS));
2889 WREG32(MC_SEQ_PMG_CMD_MRS1_LP, RREG32(MC_PMG_CMD_MRS1));
2890 WREG32(MC_SEQ_WR_CTL_D0_LP, RREG32(MC_SEQ_WR_CTL_D0));
2891 WREG32(MC_SEQ_WR_CTL_D1_LP, RREG32(MC_SEQ_WR_CTL_D1));
2892 WREG32(MC_SEQ_RD_CTL_D0_LP, RREG32(MC_SEQ_RD_CTL_D0));
2893 WREG32(MC_SEQ_RD_CTL_D1_LP, RREG32(MC_SEQ_RD_CTL_D1));
2894 WREG32(MC_SEQ_PMG_TIMING_LP, RREG32(MC_SEQ_PMG_TIMING));
2895 WREG32(MC_SEQ_PMG_CMD_MRS2_LP, RREG32(MC_PMG_CMD_MRS2));
2896
2897 ret = radeon_atom_init_mc_reg_table(rdev, module_index, table);
2898
2899 if (ret)
2900 goto init_mc_done;
2901
2902 ret = ni_copy_vbios_mc_reg_table(table, ni_table);
2903
2904 if (ret)
2905 goto init_mc_done;
2906
2907 ni_set_s0_mc_reg_index(ni_table);
2908
2909 ret = ni_set_mc_special_registers(rdev, ni_table);
2910
2911 if (ret)
2912 goto init_mc_done;
2913
2914 ni_set_valid_flag(ni_table);
2915
2916init_mc_done:
2917 kfree(table);
2918
2919 return ret;
2920}
2921
2922static void ni_populate_mc_reg_addresses(struct radeon_device *rdev,
2923 SMC_NIslands_MCRegisters *mc_reg_table)
2924{
2925 struct ni_power_info *ni_pi = ni_get_pi(rdev);
2926 u32 i, j;
2927
2928 for (i = 0, j = 0; j < ni_pi->mc_reg_table.last; j++) {
2929 if (ni_pi->mc_reg_table.valid_flag & (1 << j)) {
2930 if (i >= SMC_NISLANDS_MC_REGISTER_ARRAY_SIZE)
2931 break;
2932 mc_reg_table->address[i].s0 =
2933 cpu_to_be16(ni_pi->mc_reg_table.mc_reg_address[j].s0);
2934 mc_reg_table->address[i].s1 =
2935 cpu_to_be16(ni_pi->mc_reg_table.mc_reg_address[j].s1);
2936 i++;
2937 }
2938 }
2939 mc_reg_table->last = (u8)i;
2940}
2941
2942
2943static void ni_convert_mc_registers(struct ni_mc_reg_entry *entry,
2944 SMC_NIslands_MCRegisterSet *data,
2945 u32 num_entries, u32 valid_flag)
2946{
2947 u32 i, j;
2948
2949 for (i = 0, j = 0; j < num_entries; j++) {
2950 if (valid_flag & (1 << j)) {
2951 data->value[i] = cpu_to_be32(entry->mc_data[j]);
2952 i++;
2953 }
2954 }
2955}
2956
2957static void ni_convert_mc_reg_table_entry_to_smc(struct radeon_device *rdev,
2958 struct rv7xx_pl *pl,
2959 SMC_NIslands_MCRegisterSet *mc_reg_table_data)
2960{
2961 struct ni_power_info *ni_pi = ni_get_pi(rdev);
2962 u32 i = 0;
2963
2964 for (i = 0; i < ni_pi->mc_reg_table.num_entries; i++) {
2965 if (pl->mclk <= ni_pi->mc_reg_table.mc_reg_table_entry[i].mclk_max)
2966 break;
2967 }
2968
2969 if ((i == ni_pi->mc_reg_table.num_entries) && (i > 0))
2970 --i;
2971
2972 ni_convert_mc_registers(&ni_pi->mc_reg_table.mc_reg_table_entry[i],
2973 mc_reg_table_data,
2974 ni_pi->mc_reg_table.last,
2975 ni_pi->mc_reg_table.valid_flag);
2976}
2977
2978static void ni_convert_mc_reg_table_to_smc(struct radeon_device *rdev,
2979 struct radeon_ps *radeon_state,
2980 SMC_NIslands_MCRegisters *mc_reg_table)
2981{
2982 struct ni_ps *state = ni_get_ps(radeon_state);
2983 int i;
2984
2985 for (i = 0; i < state->performance_level_count; i++) {
2986 ni_convert_mc_reg_table_entry_to_smc(rdev,
2987 &state->performance_levels[i],
2988 &mc_reg_table->data[NISLANDS_MCREGISTERTABLE_FIRST_DRIVERSTATE_SLOT + i]);
2989 }
2990}
2991
2992static int ni_populate_mc_reg_table(struct radeon_device *rdev,
2993 struct radeon_ps *radeon_boot_state)
2994{
2995 struct rv7xx_power_info *pi = rv770_get_pi(rdev);
2996 struct evergreen_power_info *eg_pi = evergreen_get_pi(rdev);
2997 struct ni_power_info *ni_pi = ni_get_pi(rdev);
2998 struct ni_ps *boot_state = ni_get_ps(radeon_boot_state);
2999 SMC_NIslands_MCRegisters *mc_reg_table = &ni_pi->smc_mc_reg_table;
3000
3001 memset(mc_reg_table, 0, sizeof(SMC_NIslands_MCRegisters));
3002
3003 rv770_write_smc_soft_register(rdev, NI_SMC_SOFT_REGISTER_seq_index, 1);
3004
3005 ni_populate_mc_reg_addresses(rdev, mc_reg_table);
3006
3007 ni_convert_mc_reg_table_entry_to_smc(rdev, &boot_state->performance_levels[0],
3008 &mc_reg_table->data[0]);
3009
3010 ni_convert_mc_registers(&ni_pi->mc_reg_table.mc_reg_table_entry[0],
3011 &mc_reg_table->data[1],
3012 ni_pi->mc_reg_table.last,
3013 ni_pi->mc_reg_table.valid_flag);
3014
3015 ni_convert_mc_reg_table_to_smc(rdev, radeon_boot_state, mc_reg_table);
3016
3017 return rv770_copy_bytes_to_smc(rdev, eg_pi->mc_reg_table_start,
3018 (u8 *)mc_reg_table,
3019 sizeof(SMC_NIslands_MCRegisters),
3020 pi->sram_end);
3021}
3022
3023static int ni_upload_mc_reg_table(struct radeon_device *rdev,
3024 struct radeon_ps *radeon_new_state)
3025{
3026 struct rv7xx_power_info *pi = rv770_get_pi(rdev);
3027 struct evergreen_power_info *eg_pi = evergreen_get_pi(rdev);
3028 struct ni_power_info *ni_pi = ni_get_pi(rdev);
3029 struct ni_ps *ni_new_state = ni_get_ps(radeon_new_state);
3030 SMC_NIslands_MCRegisters *mc_reg_table = &ni_pi->smc_mc_reg_table;
3031 u16 address;
3032
3033 memset(mc_reg_table, 0, sizeof(SMC_NIslands_MCRegisters));
3034
3035 ni_convert_mc_reg_table_to_smc(rdev, radeon_new_state, mc_reg_table);
3036
3037 address = eg_pi->mc_reg_table_start +
3038 (u16)offsetof(SMC_NIslands_MCRegisters, data[NISLANDS_MCREGISTERTABLE_FIRST_DRIVERSTATE_SLOT]);
3039
3040 return rv770_copy_bytes_to_smc(rdev, address,
3041 (u8 *)&mc_reg_table->data[NISLANDS_MCREGISTERTABLE_FIRST_DRIVERSTATE_SLOT],
3042 sizeof(SMC_NIslands_MCRegisterSet) * ni_new_state->performance_level_count,
3043 pi->sram_end);
3044}
3045
3046static int ni_init_driver_calculated_leakage_table(struct radeon_device *rdev,
3047 PP_NIslands_CACTABLES *cac_tables)
3048{
3049 struct ni_power_info *ni_pi = ni_get_pi(rdev);
3050 struct evergreen_power_info *eg_pi = evergreen_get_pi(rdev);
3051 u32 leakage = 0;
3052 unsigned int i, j, table_size;
3053 s32 t;
3054 u32 smc_leakage, max_leakage = 0;
3055 u32 scaling_factor;
3056
3057 table_size = eg_pi->vddc_voltage_table.count;
3058
3059 if (SMC_NISLANDS_LKGE_LUT_NUM_OF_VOLT_ENTRIES < table_size)
3060 table_size = SMC_NISLANDS_LKGE_LUT_NUM_OF_VOLT_ENTRIES;
3061
3062 scaling_factor = ni_get_smc_power_scaling_factor(rdev);
3063
3064 for (i = 0; i < SMC_NISLANDS_LKGE_LUT_NUM_OF_TEMP_ENTRIES; i++) {
3065 for (j = 0; j < table_size; j++) {
3066 t = (1000 * ((i + 1) * 8));
3067
3068 if (t < ni_pi->cac_data.leakage_minimum_temperature)
3069 t = ni_pi->cac_data.leakage_minimum_temperature;
3070
3071 ni_calculate_leakage_for_v_and_t(rdev,
3072 &ni_pi->cac_data.leakage_coefficients,
3073 eg_pi->vddc_voltage_table.entries[j].value,
3074 t,
3075 ni_pi->cac_data.i_leakage,
3076 &leakage);
3077
3078 smc_leakage = ni_scale_power_for_smc(leakage, scaling_factor) / 1000;
3079 if (smc_leakage > max_leakage)
3080 max_leakage = smc_leakage;
3081
3082 cac_tables->cac_lkge_lut[i][j] = cpu_to_be32(smc_leakage);
3083 }
3084 }
3085
3086 for (j = table_size; j < SMC_NISLANDS_LKGE_LUT_NUM_OF_VOLT_ENTRIES; j++) {
3087 for (i = 0; i < SMC_NISLANDS_LKGE_LUT_NUM_OF_TEMP_ENTRIES; i++)
3088 cac_tables->cac_lkge_lut[i][j] = cpu_to_be32(max_leakage);
3089 }
3090 return 0;
3091}
3092
3093static int ni_init_simplified_leakage_table(struct radeon_device *rdev,
3094 PP_NIslands_CACTABLES *cac_tables)
3095{
3096 struct evergreen_power_info *eg_pi = evergreen_get_pi(rdev);
3097 struct radeon_cac_leakage_table *leakage_table =
3098 &rdev->pm.dpm.dyn_state.cac_leakage_table;
3099 u32 i, j, table_size;
3100 u32 smc_leakage, max_leakage = 0;
3101 u32 scaling_factor;
3102
3103 if (!leakage_table)
3104 return -EINVAL;
3105
3106 table_size = leakage_table->count;
3107
3108 if (eg_pi->vddc_voltage_table.count != table_size)
3109 table_size = (eg_pi->vddc_voltage_table.count < leakage_table->count) ?
3110 eg_pi->vddc_voltage_table.count : leakage_table->count;
3111
3112 if (SMC_NISLANDS_LKGE_LUT_NUM_OF_VOLT_ENTRIES < table_size)
3113 table_size = SMC_NISLANDS_LKGE_LUT_NUM_OF_VOLT_ENTRIES;
3114
3115 if (table_size == 0)
3116 return -EINVAL;
3117
3118 scaling_factor = ni_get_smc_power_scaling_factor(rdev);
3119
3120 for (j = 0; j < table_size; j++) {
3121 smc_leakage = leakage_table->entries[j].leakage;
3122
3123 if (smc_leakage > max_leakage)
3124 max_leakage = smc_leakage;
3125
3126 for (i = 0; i < SMC_NISLANDS_LKGE_LUT_NUM_OF_TEMP_ENTRIES; i++)
3127 cac_tables->cac_lkge_lut[i][j] =
3128 cpu_to_be32(ni_scale_power_for_smc(smc_leakage, scaling_factor));
3129 }
3130
3131 for (j = table_size; j < SMC_NISLANDS_LKGE_LUT_NUM_OF_VOLT_ENTRIES; j++) {
3132 for (i = 0; i < SMC_NISLANDS_LKGE_LUT_NUM_OF_TEMP_ENTRIES; i++)
3133 cac_tables->cac_lkge_lut[i][j] =
3134 cpu_to_be32(ni_scale_power_for_smc(max_leakage, scaling_factor));
3135 }
3136 return 0;
3137}
3138
3139static int ni_initialize_smc_cac_tables(struct radeon_device *rdev)
3140{
3141 struct rv7xx_power_info *pi = rv770_get_pi(rdev);
3142 struct ni_power_info *ni_pi = ni_get_pi(rdev);
3143 PP_NIslands_CACTABLES *cac_tables = NULL;
3144 int i, ret;
3145 u32 reg;
3146
3147 if (ni_pi->enable_cac == false)
3148 return 0;
3149
3150 cac_tables = kzalloc(sizeof(PP_NIslands_CACTABLES), GFP_KERNEL);
3151 if (!cac_tables)
3152 return -ENOMEM;
3153
3154 reg = RREG32(CG_CAC_CTRL) & ~(TID_CNT_MASK | TID_UNIT_MASK);
3155 reg |= (TID_CNT(ni_pi->cac_weights->tid_cnt) |
3156 TID_UNIT(ni_pi->cac_weights->tid_unit));
3157 WREG32(CG_CAC_CTRL, reg);
3158
3159 for (i = 0; i < NISLANDS_DCCAC_MAX_LEVELS; i++)
3160 ni_pi->dc_cac_table[i] = ni_pi->cac_weights->dc_cac[i];
3161
3162 for (i = 0; i < SMC_NISLANDS_BIF_LUT_NUM_OF_ENTRIES; i++)
3163 cac_tables->cac_bif_lut[i] = ni_pi->cac_weights->pcie_cac[i];
3164
3165 ni_pi->cac_data.i_leakage = rdev->pm.dpm.cac_leakage;
3166 ni_pi->cac_data.pwr_const = 0;
3167 ni_pi->cac_data.dc_cac_value = ni_pi->dc_cac_table[NISLANDS_DCCAC_LEVEL_0];
3168 ni_pi->cac_data.bif_cac_value = 0;
3169 ni_pi->cac_data.mc_wr_weight = ni_pi->cac_weights->mc_write_weight;
3170 ni_pi->cac_data.mc_rd_weight = ni_pi->cac_weights->mc_read_weight;
3171 ni_pi->cac_data.allow_ovrflw = 0;
3172 ni_pi->cac_data.l2num_win_tdp = ni_pi->lta_window_size;
3173 ni_pi->cac_data.num_win_tdp = 0;
3174 ni_pi->cac_data.lts_truncate_n = ni_pi->lts_truncate;
3175
3176 if (ni_pi->driver_calculate_cac_leakage)
3177 ret = ni_init_driver_calculated_leakage_table(rdev, cac_tables);
3178 else
3179 ret = ni_init_simplified_leakage_table(rdev, cac_tables);
3180
3181 if (ret)
3182 goto done_free;
3183
3184 cac_tables->pwr_const = cpu_to_be32(ni_pi->cac_data.pwr_const);
3185 cac_tables->dc_cacValue = cpu_to_be32(ni_pi->cac_data.dc_cac_value);
3186 cac_tables->bif_cacValue = cpu_to_be32(ni_pi->cac_data.bif_cac_value);
3187 cac_tables->AllowOvrflw = ni_pi->cac_data.allow_ovrflw;
3188 cac_tables->MCWrWeight = ni_pi->cac_data.mc_wr_weight;
3189 cac_tables->MCRdWeight = ni_pi->cac_data.mc_rd_weight;
3190 cac_tables->numWin_TDP = ni_pi->cac_data.num_win_tdp;
3191 cac_tables->l2numWin_TDP = ni_pi->cac_data.l2num_win_tdp;
3192 cac_tables->lts_truncate_n = ni_pi->cac_data.lts_truncate_n;
3193
3194 ret = rv770_copy_bytes_to_smc(rdev, ni_pi->cac_table_start, (u8 *)cac_tables,
3195 sizeof(PP_NIslands_CACTABLES), pi->sram_end);
3196
3197done_free:
3198 if (ret) {
3199 ni_pi->enable_cac = false;
3200 ni_pi->enable_power_containment = false;
3201 }
3202
3203 kfree(cac_tables);
3204
3205 return 0;
3206}
3207
3208static int ni_initialize_hardware_cac_manager(struct radeon_device *rdev)
3209{
3210 struct ni_power_info *ni_pi = ni_get_pi(rdev);
3211 u32 reg;
3212
3213 if (!ni_pi->enable_cac ||
3214 !ni_pi->cac_configuration_required)
3215 return 0;
3216
3217 if (ni_pi->cac_weights == NULL)
3218 return -EINVAL;
3219
3220 reg = RREG32_CG(CG_CAC_REGION_1_WEIGHT_0) & ~(WEIGHT_TCP_SIG0_MASK |
3221 WEIGHT_TCP_SIG1_MASK |
3222 WEIGHT_TA_SIG_MASK);
3223 reg |= (WEIGHT_TCP_SIG0(ni_pi->cac_weights->weight_tcp_sig0) |
3224 WEIGHT_TCP_SIG1(ni_pi->cac_weights->weight_tcp_sig1) |
3225 WEIGHT_TA_SIG(ni_pi->cac_weights->weight_ta_sig));
3226 WREG32_CG(CG_CAC_REGION_1_WEIGHT_0, reg);
3227
3228 reg = RREG32_CG(CG_CAC_REGION_1_WEIGHT_1) & ~(WEIGHT_TCC_EN0_MASK |
3229 WEIGHT_TCC_EN1_MASK |
3230 WEIGHT_TCC_EN2_MASK);
3231 reg |= (WEIGHT_TCC_EN0(ni_pi->cac_weights->weight_tcc_en0) |
3232 WEIGHT_TCC_EN1(ni_pi->cac_weights->weight_tcc_en1) |
3233 WEIGHT_TCC_EN2(ni_pi->cac_weights->weight_tcc_en2));
3234 WREG32_CG(CG_CAC_REGION_1_WEIGHT_1, reg);
3235
3236 reg = RREG32_CG(CG_CAC_REGION_2_WEIGHT_0) & ~(WEIGHT_CB_EN0_MASK |
3237 WEIGHT_CB_EN1_MASK |
3238 WEIGHT_CB_EN2_MASK |
3239 WEIGHT_CB_EN3_MASK);
3240 reg |= (WEIGHT_CB_EN0(ni_pi->cac_weights->weight_cb_en0) |
3241 WEIGHT_CB_EN1(ni_pi->cac_weights->weight_cb_en1) |
3242 WEIGHT_CB_EN2(ni_pi->cac_weights->weight_cb_en2) |
3243 WEIGHT_CB_EN3(ni_pi->cac_weights->weight_cb_en3));
3244 WREG32_CG(CG_CAC_REGION_2_WEIGHT_0, reg);
3245
3246 reg = RREG32_CG(CG_CAC_REGION_2_WEIGHT_1) & ~(WEIGHT_DB_SIG0_MASK |
3247 WEIGHT_DB_SIG1_MASK |
3248 WEIGHT_DB_SIG2_MASK |
3249 WEIGHT_DB_SIG3_MASK);
3250 reg |= (WEIGHT_DB_SIG0(ni_pi->cac_weights->weight_db_sig0) |
3251 WEIGHT_DB_SIG1(ni_pi->cac_weights->weight_db_sig1) |
3252 WEIGHT_DB_SIG2(ni_pi->cac_weights->weight_db_sig2) |
3253 WEIGHT_DB_SIG3(ni_pi->cac_weights->weight_db_sig3));
3254 WREG32_CG(CG_CAC_REGION_2_WEIGHT_1, reg);
3255
3256 reg = RREG32_CG(CG_CAC_REGION_2_WEIGHT_2) & ~(WEIGHT_SXM_SIG0_MASK |
3257 WEIGHT_SXM_SIG1_MASK |
3258 WEIGHT_SXM_SIG2_MASK |
3259 WEIGHT_SXS_SIG0_MASK |
3260 WEIGHT_SXS_SIG1_MASK);
3261 reg |= (WEIGHT_SXM_SIG0(ni_pi->cac_weights->weight_sxm_sig0) |
3262 WEIGHT_SXM_SIG1(ni_pi->cac_weights->weight_sxm_sig1) |
3263 WEIGHT_SXM_SIG2(ni_pi->cac_weights->weight_sxm_sig2) |
3264 WEIGHT_SXS_SIG0(ni_pi->cac_weights->weight_sxs_sig0) |
3265 WEIGHT_SXS_SIG1(ni_pi->cac_weights->weight_sxs_sig1));
3266 WREG32_CG(CG_CAC_REGION_2_WEIGHT_2, reg);
3267
3268 reg = RREG32_CG(CG_CAC_REGION_3_WEIGHT_0) & ~(WEIGHT_XBR_0_MASK |
3269 WEIGHT_XBR_1_MASK |
3270 WEIGHT_XBR_2_MASK |
3271 WEIGHT_SPI_SIG0_MASK);
3272 reg |= (WEIGHT_XBR_0(ni_pi->cac_weights->weight_xbr_0) |
3273 WEIGHT_XBR_1(ni_pi->cac_weights->weight_xbr_1) |
3274 WEIGHT_XBR_2(ni_pi->cac_weights->weight_xbr_2) |
3275 WEIGHT_SPI_SIG0(ni_pi->cac_weights->weight_spi_sig0));
3276 WREG32_CG(CG_CAC_REGION_3_WEIGHT_0, reg);
3277
3278 reg = RREG32_CG(CG_CAC_REGION_3_WEIGHT_1) & ~(WEIGHT_SPI_SIG1_MASK |
3279 WEIGHT_SPI_SIG2_MASK |
3280 WEIGHT_SPI_SIG3_MASK |
3281 WEIGHT_SPI_SIG4_MASK |
3282 WEIGHT_SPI_SIG5_MASK);
3283 reg |= (WEIGHT_SPI_SIG1(ni_pi->cac_weights->weight_spi_sig1) |
3284 WEIGHT_SPI_SIG2(ni_pi->cac_weights->weight_spi_sig2) |
3285 WEIGHT_SPI_SIG3(ni_pi->cac_weights->weight_spi_sig3) |
3286 WEIGHT_SPI_SIG4(ni_pi->cac_weights->weight_spi_sig4) |
3287 WEIGHT_SPI_SIG5(ni_pi->cac_weights->weight_spi_sig5));
3288 WREG32_CG(CG_CAC_REGION_3_WEIGHT_1, reg);
3289
3290 reg = RREG32_CG(CG_CAC_REGION_4_WEIGHT_0) & ~(WEIGHT_LDS_SIG0_MASK |
3291 WEIGHT_LDS_SIG1_MASK |
3292 WEIGHT_SC_MASK);
3293 reg |= (WEIGHT_LDS_SIG0(ni_pi->cac_weights->weight_lds_sig0) |
3294 WEIGHT_LDS_SIG1(ni_pi->cac_weights->weight_lds_sig1) |
3295 WEIGHT_SC(ni_pi->cac_weights->weight_sc));
3296 WREG32_CG(CG_CAC_REGION_4_WEIGHT_0, reg);
3297
3298 reg = RREG32_CG(CG_CAC_REGION_4_WEIGHT_1) & ~(WEIGHT_BIF_MASK |
3299 WEIGHT_CP_MASK |
3300 WEIGHT_PA_SIG0_MASK |
3301 WEIGHT_PA_SIG1_MASK |
3302 WEIGHT_VGT_SIG0_MASK);
3303 reg |= (WEIGHT_BIF(ni_pi->cac_weights->weight_bif) |
3304 WEIGHT_CP(ni_pi->cac_weights->weight_cp) |
3305 WEIGHT_PA_SIG0(ni_pi->cac_weights->weight_pa_sig0) |
3306 WEIGHT_PA_SIG1(ni_pi->cac_weights->weight_pa_sig1) |
3307 WEIGHT_VGT_SIG0(ni_pi->cac_weights->weight_vgt_sig0));
3308 WREG32_CG(CG_CAC_REGION_4_WEIGHT_1, reg);
3309
3310 reg = RREG32_CG(CG_CAC_REGION_4_WEIGHT_2) & ~(WEIGHT_VGT_SIG1_MASK |
3311 WEIGHT_VGT_SIG2_MASK |
3312 WEIGHT_DC_SIG0_MASK |
3313 WEIGHT_DC_SIG1_MASK |
3314 WEIGHT_DC_SIG2_MASK);
3315 reg |= (WEIGHT_VGT_SIG1(ni_pi->cac_weights->weight_vgt_sig1) |
3316 WEIGHT_VGT_SIG2(ni_pi->cac_weights->weight_vgt_sig2) |
3317 WEIGHT_DC_SIG0(ni_pi->cac_weights->weight_dc_sig0) |
3318 WEIGHT_DC_SIG1(ni_pi->cac_weights->weight_dc_sig1) |
3319 WEIGHT_DC_SIG2(ni_pi->cac_weights->weight_dc_sig2));
3320 WREG32_CG(CG_CAC_REGION_4_WEIGHT_2, reg);
3321
3322 reg = RREG32_CG(CG_CAC_REGION_4_WEIGHT_3) & ~(WEIGHT_DC_SIG3_MASK |
3323 WEIGHT_UVD_SIG0_MASK |
3324 WEIGHT_UVD_SIG1_MASK |
3325 WEIGHT_SPARE0_MASK |
3326 WEIGHT_SPARE1_MASK);
3327 reg |= (WEIGHT_DC_SIG3(ni_pi->cac_weights->weight_dc_sig3) |
3328 WEIGHT_UVD_SIG0(ni_pi->cac_weights->weight_uvd_sig0) |
3329 WEIGHT_UVD_SIG1(ni_pi->cac_weights->weight_uvd_sig1) |
3330 WEIGHT_SPARE0(ni_pi->cac_weights->weight_spare0) |
3331 WEIGHT_SPARE1(ni_pi->cac_weights->weight_spare1));
3332 WREG32_CG(CG_CAC_REGION_4_WEIGHT_3, reg);
3333
3334 reg = RREG32_CG(CG_CAC_REGION_5_WEIGHT_0) & ~(WEIGHT_SQ_VSP_MASK |
3335 WEIGHT_SQ_VSP0_MASK);
3336 reg |= (WEIGHT_SQ_VSP(ni_pi->cac_weights->weight_sq_vsp) |
3337 WEIGHT_SQ_VSP0(ni_pi->cac_weights->weight_sq_vsp0));
3338 WREG32_CG(CG_CAC_REGION_5_WEIGHT_0, reg);
3339
3340 reg = RREG32_CG(CG_CAC_REGION_5_WEIGHT_1) & ~(WEIGHT_SQ_GPR_MASK);
3341 reg |= WEIGHT_SQ_GPR(ni_pi->cac_weights->weight_sq_gpr);
3342 WREG32_CG(CG_CAC_REGION_5_WEIGHT_1, reg);
3343
3344 reg = RREG32_CG(CG_CAC_REGION_4_OVERRIDE_4) & ~(OVR_MODE_SPARE_0_MASK |
3345 OVR_VAL_SPARE_0_MASK |
3346 OVR_MODE_SPARE_1_MASK |
3347 OVR_VAL_SPARE_1_MASK);
3348 reg |= (OVR_MODE_SPARE_0(ni_pi->cac_weights->ovr_mode_spare_0) |
3349 OVR_VAL_SPARE_0(ni_pi->cac_weights->ovr_val_spare_0) |
3350 OVR_MODE_SPARE_1(ni_pi->cac_weights->ovr_mode_spare_1) |
3351 OVR_VAL_SPARE_1(ni_pi->cac_weights->ovr_val_spare_1));
3352 WREG32_CG(CG_CAC_REGION_4_OVERRIDE_4, reg);
3353
3354 reg = RREG32(SQ_CAC_THRESHOLD) & ~(VSP_MASK |
3355 VSP0_MASK |
3356 GPR_MASK);
3357 reg |= (VSP(ni_pi->cac_weights->vsp) |
3358 VSP0(ni_pi->cac_weights->vsp0) |
3359 GPR(ni_pi->cac_weights->gpr));
3360 WREG32(SQ_CAC_THRESHOLD, reg);
3361
3362 reg = (MCDW_WR_ENABLE |
3363 MCDX_WR_ENABLE |
3364 MCDY_WR_ENABLE |
3365 MCDZ_WR_ENABLE |
3366 INDEX(0x09D4));
3367 WREG32(MC_CG_CONFIG, reg);
3368
3369 reg = (READ_WEIGHT(ni_pi->cac_weights->mc_read_weight) |
3370 WRITE_WEIGHT(ni_pi->cac_weights->mc_write_weight) |
3371 ALLOW_OVERFLOW);
3372 WREG32(MC_CG_DATAPORT, reg);
3373
3374 return 0;
3375}
3376
3377static int ni_enable_smc_cac(struct radeon_device *rdev,
3378 struct radeon_ps *radeon_new_state,
3379 bool enable)
3380{
3381 struct ni_power_info *ni_pi = ni_get_pi(rdev);
3382 int ret = 0;
3383 PPSMC_Result smc_result;
3384
3385 if (ni_pi->enable_cac) {
3386 if (enable) {
3387 if (!r600_is_uvd_state(radeon_new_state->class, radeon_new_state->class2)) {
3388 smc_result = rv770_send_msg_to_smc(rdev, PPSMC_MSG_CollectCAC_PowerCorreln);
3389
3390 if (ni_pi->support_cac_long_term_average) {
3391 smc_result = rv770_send_msg_to_smc(rdev, PPSMC_CACLongTermAvgEnable);
3392 if (PPSMC_Result_OK != smc_result)
3393 ni_pi->support_cac_long_term_average = false;
3394 }
3395
3396 smc_result = rv770_send_msg_to_smc(rdev, PPSMC_MSG_EnableCac);
3397 if (PPSMC_Result_OK != smc_result)
3398 ret = -EINVAL;
3399
3400 ni_pi->cac_enabled = (PPSMC_Result_OK == smc_result) ? true : false;
3401 }
3402 } else if (ni_pi->cac_enabled) {
3403 smc_result = rv770_send_msg_to_smc(rdev, PPSMC_MSG_DisableCac);
3404
3405 ni_pi->cac_enabled = false;
3406
3407 if (ni_pi->support_cac_long_term_average) {
3408 smc_result = rv770_send_msg_to_smc(rdev, PPSMC_CACLongTermAvgDisable);
3409 if (PPSMC_Result_OK != smc_result)
3410 ni_pi->support_cac_long_term_average = false;
3411 }
3412 }
3413 }
3414
3415 return ret;
3416}
3417
3418static int ni_pcie_performance_request(struct radeon_device *rdev,
3419 u8 perf_req, bool advertise)
3420{
3421#if defined(CONFIG_ACPI)
3422 struct evergreen_power_info *eg_pi = evergreen_get_pi(rdev);
3423
3424 if ((perf_req == PCIE_PERF_REQ_PECI_GEN1) ||
3425 (perf_req == PCIE_PERF_REQ_PECI_GEN2)) {
3426 if (eg_pi->pcie_performance_request_registered == false)
3427 radeon_acpi_pcie_notify_device_ready(rdev);
3428 eg_pi->pcie_performance_request_registered = true;
3429 return radeon_acpi_pcie_performance_request(rdev, perf_req, advertise);
3430 } else if ((perf_req == PCIE_PERF_REQ_REMOVE_REGISTRY) &&
3431 eg_pi->pcie_performance_request_registered) {
3432 eg_pi->pcie_performance_request_registered = false;
3433 return radeon_acpi_pcie_performance_request(rdev, perf_req, advertise);
3434 }
3435#endif
3436 return 0;
3437}
3438
3439static int ni_advertise_gen2_capability(struct radeon_device *rdev)
3440{
3441 struct rv7xx_power_info *pi = rv770_get_pi(rdev);
3442 u32 tmp;
3443
3444 tmp = RREG32_PCIE_PORT(PCIE_LC_SPEED_CNTL);
3445
3446 if ((tmp & LC_OTHER_SIDE_EVER_SENT_GEN2) &&
3447 (tmp & LC_OTHER_SIDE_SUPPORTS_GEN2))
3448 pi->pcie_gen2 = true;
3449 else
3450 pi->pcie_gen2 = false;
3451
3452 if (!pi->pcie_gen2)
3453 ni_pcie_performance_request(rdev, PCIE_PERF_REQ_PECI_GEN2, true);
3454
3455 return 0;
3456}
3457
3458static void ni_enable_bif_dynamic_pcie_gen2(struct radeon_device *rdev,
3459 bool enable)
3460{
3461 struct rv7xx_power_info *pi = rv770_get_pi(rdev);
3462 u32 tmp, bif;
3463
3464 tmp = RREG32_PCIE_PORT(PCIE_LC_SPEED_CNTL);
3465
3466 if ((tmp & LC_OTHER_SIDE_EVER_SENT_GEN2) &&
3467 (tmp & LC_OTHER_SIDE_SUPPORTS_GEN2)) {
3468 if (enable) {
3469 if (!pi->boot_in_gen2) {
3470 bif = RREG32(CG_BIF_REQ_AND_RSP) & ~CG_CLIENT_REQ_MASK;
3471 bif |= CG_CLIENT_REQ(0xd);
3472 WREG32(CG_BIF_REQ_AND_RSP, bif);
3473 }
3474 tmp &= ~LC_HW_VOLTAGE_IF_CONTROL_MASK;
3475 tmp |= LC_HW_VOLTAGE_IF_CONTROL(1);
3476 tmp |= LC_GEN2_EN_STRAP;
3477
3478 tmp |= LC_CLR_FAILED_SPD_CHANGE_CNT;
3479 WREG32_PCIE_PORT(PCIE_LC_SPEED_CNTL, tmp);
3480 udelay(10);
3481 tmp &= ~LC_CLR_FAILED_SPD_CHANGE_CNT;
3482 WREG32_PCIE_PORT(PCIE_LC_SPEED_CNTL, tmp);
3483 } else {
3484 if (!pi->boot_in_gen2) {
3485 bif = RREG32(CG_BIF_REQ_AND_RSP) & ~CG_CLIENT_REQ_MASK;
3486 bif |= CG_CLIENT_REQ(0xd);
3487 WREG32(CG_BIF_REQ_AND_RSP, bif);
3488
3489 tmp &= ~LC_HW_VOLTAGE_IF_CONTROL_MASK;
3490 tmp &= ~LC_GEN2_EN_STRAP;
3491 }
3492 WREG32_PCIE_PORT(PCIE_LC_SPEED_CNTL, tmp);
3493 }
3494 }
3495}
3496
3497static void ni_enable_dynamic_pcie_gen2(struct radeon_device *rdev,
3498 bool enable)
3499{
3500 ni_enable_bif_dynamic_pcie_gen2(rdev, enable);
3501
3502 if (enable)
3503 WREG32_P(GENERAL_PWRMGT, ENABLE_GEN2PCIE, ~ENABLE_GEN2PCIE);
3504 else
3505 WREG32_P(GENERAL_PWRMGT, 0, ~ENABLE_GEN2PCIE);
3506}
3507
3508void ni_set_uvd_clock_before_set_eng_clock(struct radeon_device *rdev,
3509 struct radeon_ps *new_ps,
3510 struct radeon_ps *old_ps)
3511{
3512 struct ni_ps *new_state = ni_get_ps(new_ps);
3513 struct ni_ps *current_state = ni_get_ps(old_ps);
3514
3515 if ((new_ps->vclk == old_ps->vclk) &&
3516 (new_ps->dclk == old_ps->dclk))
3517 return;
3518
3519 if (new_state->performance_levels[new_state->performance_level_count - 1].sclk >=
3520 current_state->performance_levels[current_state->performance_level_count - 1].sclk)
3521 return;
3522
3523 radeon_set_uvd_clocks(rdev, new_ps->vclk, new_ps->dclk);
3524}
3525
3526void ni_set_uvd_clock_after_set_eng_clock(struct radeon_device *rdev,
3527 struct radeon_ps *new_ps,
3528 struct radeon_ps *old_ps)
3529{
3530 struct ni_ps *new_state = ni_get_ps(new_ps);
3531 struct ni_ps *current_state = ni_get_ps(old_ps);
3532
3533 if ((new_ps->vclk == old_ps->vclk) &&
3534 (new_ps->dclk == old_ps->dclk))
3535 return;
3536
3537 if (new_state->performance_levels[new_state->performance_level_count - 1].sclk <
3538 current_state->performance_levels[current_state->performance_level_count - 1].sclk)
3539 return;
3540
3541 radeon_set_uvd_clocks(rdev, new_ps->vclk, new_ps->dclk);
3542}
3543
3544void ni_dpm_setup_asic(struct radeon_device *rdev)
3545{
3546 struct evergreen_power_info *eg_pi = evergreen_get_pi(rdev);
3547 int r;
3548
3549 r = ni_mc_load_microcode(rdev);
3550 if (r)
3551 DRM_ERROR("Failed to load MC firmware!\n");
3552 ni_read_clock_registers(rdev);
3553 btc_read_arb_registers(rdev);
3554 rv770_get_memory_type(rdev);
3555 if (eg_pi->pcie_performance_request)
3556 ni_advertise_gen2_capability(rdev);
3557 rv770_get_pcie_gen2_status(rdev);
3558 rv770_enable_acpi_pm(rdev);
3559}
3560
3561void ni_update_current_ps(struct radeon_device *rdev,
3562 struct radeon_ps *rps)
3563{
3564 struct ni_ps *new_ps = ni_get_ps(rps);
3565 struct evergreen_power_info *eg_pi = evergreen_get_pi(rdev);
3566 struct ni_power_info *ni_pi = ni_get_pi(rdev);
3567
3568 eg_pi->current_rps = *rps;
3569 ni_pi->current_ps = *new_ps;
3570 eg_pi->current_rps.ps_priv = &ni_pi->current_ps;
3571}
3572
3573void ni_update_requested_ps(struct radeon_device *rdev,
3574 struct radeon_ps *rps)
3575{
3576 struct ni_ps *new_ps = ni_get_ps(rps);
3577 struct evergreen_power_info *eg_pi = evergreen_get_pi(rdev);
3578 struct ni_power_info *ni_pi = ni_get_pi(rdev);
3579
3580 eg_pi->requested_rps = *rps;
3581 ni_pi->requested_ps = *new_ps;
3582 eg_pi->requested_rps.ps_priv = &ni_pi->requested_ps;
3583}
3584
3585int ni_dpm_enable(struct radeon_device *rdev)
3586{
3587 struct rv7xx_power_info *pi = rv770_get_pi(rdev);
3588 struct evergreen_power_info *eg_pi = evergreen_get_pi(rdev);
3589 struct radeon_ps *boot_ps = rdev->pm.dpm.boot_ps;
3590 int ret;
3591
3592 if (pi->gfx_clock_gating)
3593 ni_cg_clockgating_default(rdev);
3594 if (btc_dpm_enabled(rdev))
3595 return -EINVAL;
3596 if (pi->mg_clock_gating)
3597 ni_mg_clockgating_default(rdev);
3598 if (eg_pi->ls_clock_gating)
3599 ni_ls_clockgating_default(rdev);
3600 if (pi->voltage_control) {
3601 rv770_enable_voltage_control(rdev, true);
3602 ret = cypress_construct_voltage_tables(rdev);
3603 if (ret) {
3604 DRM_ERROR("cypress_construct_voltage_tables failed\n");
3605 return ret;
3606 }
3607 }
3608 if (eg_pi->dynamic_ac_timing) {
3609 ret = ni_initialize_mc_reg_table(rdev);
3610 if (ret)
3611 eg_pi->dynamic_ac_timing = false;
3612 }
3613 if (pi->dynamic_ss)
3614 cypress_enable_spread_spectrum(rdev, true);
3615 if (pi->thermal_protection)
3616 rv770_enable_thermal_protection(rdev, true);
3617 rv770_setup_bsp(rdev);
3618 rv770_program_git(rdev);
3619 rv770_program_tp(rdev);
3620 rv770_program_tpp(rdev);
3621 rv770_program_sstp(rdev);
3622 cypress_enable_display_gap(rdev);
3623 rv770_program_vc(rdev);
3624 if (pi->dynamic_pcie_gen2)
3625 ni_enable_dynamic_pcie_gen2(rdev, true);
3626 ret = rv770_upload_firmware(rdev);
3627 if (ret) {
3628 DRM_ERROR("rv770_upload_firmware failed\n");
3629 return ret;
3630 }
3631 ret = ni_process_firmware_header(rdev);
3632 if (ret) {
3633 DRM_ERROR("ni_process_firmware_header failed\n");
3634 return ret;
3635 }
3636 ret = ni_initial_switch_from_arb_f0_to_f1(rdev);
3637 if (ret) {
3638 DRM_ERROR("ni_initial_switch_from_arb_f0_to_f1 failed\n");
3639 return ret;
3640 }
3641 ret = ni_init_smc_table(rdev);
3642 if (ret) {
3643 DRM_ERROR("ni_init_smc_table failed\n");
3644 return ret;
3645 }
3646 ret = ni_init_smc_spll_table(rdev);
3647 if (ret) {
3648 DRM_ERROR("ni_init_smc_spll_table failed\n");
3649 return ret;
3650 }
3651 ret = ni_init_arb_table_index(rdev);
3652 if (ret) {
3653 DRM_ERROR("ni_init_arb_table_index failed\n");
3654 return ret;
3655 }
3656 if (eg_pi->dynamic_ac_timing) {
3657 ret = ni_populate_mc_reg_table(rdev, boot_ps);
3658 if (ret) {
3659 DRM_ERROR("ni_populate_mc_reg_table failed\n");
3660 return ret;
3661 }
3662 }
3663 ret = ni_initialize_smc_cac_tables(rdev);
3664 if (ret) {
3665 DRM_ERROR("ni_initialize_smc_cac_tables failed\n");
3666 return ret;
3667 }
3668 ret = ni_initialize_hardware_cac_manager(rdev);
3669 if (ret) {
3670 DRM_ERROR("ni_initialize_hardware_cac_manager failed\n");
3671 return ret;
3672 }
3673 ret = ni_populate_smc_tdp_limits(rdev, boot_ps);
3674 if (ret) {
3675 DRM_ERROR("ni_populate_smc_tdp_limits failed\n");
3676 return ret;
3677 }
3678 ni_program_response_times(rdev);
3679 r7xx_start_smc(rdev);
3680 ret = cypress_notify_smc_display_change(rdev, false);
3681 if (ret) {
3682 DRM_ERROR("cypress_notify_smc_display_change failed\n");
3683 return ret;
3684 }
3685 cypress_enable_sclk_control(rdev, true);
3686 if (eg_pi->memory_transition)
3687 cypress_enable_mclk_control(rdev, true);
3688 cypress_start_dpm(rdev);
3689 if (pi->gfx_clock_gating)
3690 ni_gfx_clockgating_enable(rdev, true);
3691 if (pi->mg_clock_gating)
3692 ni_mg_clockgating_enable(rdev, true);
3693 if (eg_pi->ls_clock_gating)
3694 ni_ls_clockgating_enable(rdev, true);
3695
3696 rv770_enable_auto_throttle_source(rdev, RADEON_DPM_AUTO_THROTTLE_SRC_THERMAL, true);
3697
3698 ni_update_current_ps(rdev, boot_ps);
3699
3700 return 0;
3701}
3702
3703void ni_dpm_disable(struct radeon_device *rdev)
3704{
3705 struct rv7xx_power_info *pi = rv770_get_pi(rdev);
3706 struct evergreen_power_info *eg_pi = evergreen_get_pi(rdev);
3707 struct radeon_ps *boot_ps = rdev->pm.dpm.boot_ps;
3708
3709 if (!btc_dpm_enabled(rdev))
3710 return;
3711 rv770_clear_vc(rdev);
3712 if (pi->thermal_protection)
3713 rv770_enable_thermal_protection(rdev, false);
3714 ni_enable_power_containment(rdev, boot_ps, false);
3715 ni_enable_smc_cac(rdev, boot_ps, false);
3716 cypress_enable_spread_spectrum(rdev, false);
3717 rv770_enable_auto_throttle_source(rdev, RADEON_DPM_AUTO_THROTTLE_SRC_THERMAL, false);
3718 if (pi->dynamic_pcie_gen2)
3719 ni_enable_dynamic_pcie_gen2(rdev, false);
3720
3721 if (rdev->irq.installed &&
3722 r600_is_internal_thermal_sensor(rdev->pm.int_thermal_type)) {
3723 rdev->irq.dpm_thermal = false;
3724 radeon_irq_set(rdev);
3725 }
3726
3727 if (pi->gfx_clock_gating)
3728 ni_gfx_clockgating_enable(rdev, false);
3729 if (pi->mg_clock_gating)
3730 ni_mg_clockgating_enable(rdev, false);
3731 if (eg_pi->ls_clock_gating)
3732 ni_ls_clockgating_enable(rdev, false);
3733 ni_stop_dpm(rdev);
3734 btc_reset_to_default(rdev);
3735 ni_stop_smc(rdev);
3736 ni_force_switch_to_arb_f0(rdev);
3737
3738 ni_update_current_ps(rdev, boot_ps);
3739}
3740
3741static int ni_power_control_set_level(struct radeon_device *rdev)
3742{
3743 struct radeon_ps *new_ps = rdev->pm.dpm.requested_ps;
3744 int ret;
3745
3746 ret = ni_restrict_performance_levels_before_switch(rdev);
3747 if (ret)
3748 return ret;
3749 ret = rv770_halt_smc(rdev);
3750 if (ret)
3751 return ret;
3752 ret = ni_populate_smc_tdp_limits(rdev, new_ps);
3753 if (ret)
3754 return ret;
3755 ret = rv770_resume_smc(rdev);
3756 if (ret)
3757 return ret;
3758 ret = rv770_set_sw_state(rdev);
3759 if (ret)
3760 return ret;
3761
3762 return 0;
3763}
3764
3765int ni_dpm_pre_set_power_state(struct radeon_device *rdev)
3766{
3767 struct evergreen_power_info *eg_pi = evergreen_get_pi(rdev);
3768 struct radeon_ps requested_ps = *rdev->pm.dpm.requested_ps;
3769 struct radeon_ps *new_ps = &requested_ps;
3770
3771 ni_update_requested_ps(rdev, new_ps);
3772
3773 ni_apply_state_adjust_rules(rdev, &eg_pi->requested_rps);
3774
3775 return 0;
3776}
3777
3778int ni_dpm_set_power_state(struct radeon_device *rdev)
3779{
3780 struct evergreen_power_info *eg_pi = evergreen_get_pi(rdev);
3781 struct radeon_ps *new_ps = &eg_pi->requested_rps;
3782 struct radeon_ps *old_ps = &eg_pi->current_rps;
3783 int ret;
3784
3785 ret = ni_restrict_performance_levels_before_switch(rdev);
3786 if (ret) {
3787 DRM_ERROR("ni_restrict_performance_levels_before_switch failed\n");
3788 return ret;
3789 }
3790 ni_set_uvd_clock_before_set_eng_clock(rdev, new_ps, old_ps);
3791 ret = ni_enable_power_containment(rdev, new_ps, false);
3792 if (ret) {
3793 DRM_ERROR("ni_enable_power_containment failed\n");
3794 return ret;
3795 }
3796 ret = ni_enable_smc_cac(rdev, new_ps, false);
3797 if (ret) {
3798 DRM_ERROR("ni_enable_smc_cac failed\n");
3799 return ret;
3800 }
3801 ret = rv770_halt_smc(rdev);
3802 if (ret) {
3803 DRM_ERROR("rv770_halt_smc failed\n");
3804 return ret;
3805 }
3806 if (eg_pi->smu_uvd_hs)
3807 btc_notify_uvd_to_smc(rdev, new_ps);
3808 ret = ni_upload_sw_state(rdev, new_ps);
3809 if (ret) {
3810 DRM_ERROR("ni_upload_sw_state failed\n");
3811 return ret;
3812 }
3813 if (eg_pi->dynamic_ac_timing) {
3814 ret = ni_upload_mc_reg_table(rdev, new_ps);
3815 if (ret) {
3816 DRM_ERROR("ni_upload_mc_reg_table failed\n");
3817 return ret;
3818 }
3819 }
3820 ret = ni_program_memory_timing_parameters(rdev, new_ps);
3821 if (ret) {
3822 DRM_ERROR("ni_program_memory_timing_parameters failed\n");
3823 return ret;
3824 }
3825 ret = rv770_resume_smc(rdev);
3826 if (ret) {
3827 DRM_ERROR("rv770_resume_smc failed\n");
3828 return ret;
3829 }
3830 ret = rv770_set_sw_state(rdev);
3831 if (ret) {
3832 DRM_ERROR("rv770_set_sw_state failed\n");
3833 return ret;
3834 }
3835 ni_set_uvd_clock_after_set_eng_clock(rdev, new_ps, old_ps);
3836 ret = ni_enable_smc_cac(rdev, new_ps, true);
3837 if (ret) {
3838 DRM_ERROR("ni_enable_smc_cac failed\n");
3839 return ret;
3840 }
3841 ret = ni_enable_power_containment(rdev, new_ps, true);
3842 if (ret) {
3843 DRM_ERROR("ni_enable_power_containment failed\n");
3844 return ret;
3845 }
3846
3847 /* update tdp */
3848 ret = ni_power_control_set_level(rdev);
3849 if (ret) {
3850 DRM_ERROR("ni_power_control_set_level failed\n");
3851 return ret;
3852 }
3853
3854 return 0;
3855}
3856
3857void ni_dpm_post_set_power_state(struct radeon_device *rdev)
3858{
3859 struct evergreen_power_info *eg_pi = evergreen_get_pi(rdev);
3860 struct radeon_ps *new_ps = &eg_pi->requested_rps;
3861
3862 ni_update_current_ps(rdev, new_ps);
3863}
3864
3865#if 0
3866void ni_dpm_reset_asic(struct radeon_device *rdev)
3867{
3868 ni_restrict_performance_levels_before_switch(rdev);
3869 rv770_set_boot_state(rdev);
3870}
3871#endif
3872
3873union power_info {
3874 struct _ATOM_POWERPLAY_INFO info;
3875 struct _ATOM_POWERPLAY_INFO_V2 info_2;
3876 struct _ATOM_POWERPLAY_INFO_V3 info_3;
3877 struct _ATOM_PPLIB_POWERPLAYTABLE pplib;
3878 struct _ATOM_PPLIB_POWERPLAYTABLE2 pplib2;
3879 struct _ATOM_PPLIB_POWERPLAYTABLE3 pplib3;
3880};
3881
3882union pplib_clock_info {
3883 struct _ATOM_PPLIB_R600_CLOCK_INFO r600;
3884 struct _ATOM_PPLIB_RS780_CLOCK_INFO rs780;
3885 struct _ATOM_PPLIB_EVERGREEN_CLOCK_INFO evergreen;
3886 struct _ATOM_PPLIB_SUMO_CLOCK_INFO sumo;
3887};
3888
3889union pplib_power_state {
3890 struct _ATOM_PPLIB_STATE v1;
3891 struct _ATOM_PPLIB_STATE_V2 v2;
3892};
3893
3894static void ni_parse_pplib_non_clock_info(struct radeon_device *rdev,
3895 struct radeon_ps *rps,
3896 struct _ATOM_PPLIB_NONCLOCK_INFO *non_clock_info,
3897 u8 table_rev)
3898{
3899 rps->caps = le32_to_cpu(non_clock_info->ulCapsAndSettings);
3900 rps->class = le16_to_cpu(non_clock_info->usClassification);
3901 rps->class2 = le16_to_cpu(non_clock_info->usClassification2);
3902
3903 if (ATOM_PPLIB_NONCLOCKINFO_VER1 < table_rev) {
3904 rps->vclk = le32_to_cpu(non_clock_info->ulVCLK);
3905 rps->dclk = le32_to_cpu(non_clock_info->ulDCLK);
3906 } else if (r600_is_uvd_state(rps->class, rps->class2)) {
3907 rps->vclk = RV770_DEFAULT_VCLK_FREQ;
3908 rps->dclk = RV770_DEFAULT_DCLK_FREQ;
3909 } else {
3910 rps->vclk = 0;
3911 rps->dclk = 0;
3912 }
3913
3914 if (rps->class & ATOM_PPLIB_CLASSIFICATION_BOOT)
3915 rdev->pm.dpm.boot_ps = rps;
3916 if (rps->class & ATOM_PPLIB_CLASSIFICATION_UVDSTATE)
3917 rdev->pm.dpm.uvd_ps = rps;
3918}
3919
3920static void ni_parse_pplib_clock_info(struct radeon_device *rdev,
3921 struct radeon_ps *rps, int index,
3922 union pplib_clock_info *clock_info)
3923{
3924 struct rv7xx_power_info *pi = rv770_get_pi(rdev);
3925 struct evergreen_power_info *eg_pi = evergreen_get_pi(rdev);
3926 struct ni_ps *ps = ni_get_ps(rps);
3927 struct rv7xx_pl *pl = &ps->performance_levels[index];
3928
3929 ps->performance_level_count = index + 1;
3930
3931 pl->sclk = le16_to_cpu(clock_info->evergreen.usEngineClockLow);
3932 pl->sclk |= clock_info->evergreen.ucEngineClockHigh << 16;
3933 pl->mclk = le16_to_cpu(clock_info->evergreen.usMemoryClockLow);
3934 pl->mclk |= clock_info->evergreen.ucMemoryClockHigh << 16;
3935
3936 pl->vddc = le16_to_cpu(clock_info->evergreen.usVDDC);
3937 pl->vddci = le16_to_cpu(clock_info->evergreen.usVDDCI);
3938 pl->flags = le32_to_cpu(clock_info->evergreen.ulFlags);
3939
3940 /* patch up vddc if necessary */
3941 if (pl->vddc == 0xff01) {
3942 if (pi->max_vddc)
3943 pl->vddc = pi->max_vddc;
3944 }
3945
3946 if (rps->class & ATOM_PPLIB_CLASSIFICATION_ACPI) {
3947 pi->acpi_vddc = pl->vddc;
3948 eg_pi->acpi_vddci = pl->vddci;
3949 if (ps->performance_levels[0].flags & ATOM_PPLIB_R600_FLAGS_PCIEGEN2)
3950 pi->acpi_pcie_gen2 = true;
3951 else
3952 pi->acpi_pcie_gen2 = false;
3953 }
3954
3955 if (rps->class2 & ATOM_PPLIB_CLASSIFICATION2_ULV) {
3956 eg_pi->ulv.supported = true;
3957 eg_pi->ulv.pl = pl;
3958 }
3959
3960 if (pi->min_vddc_in_table > pl->vddc)
3961 pi->min_vddc_in_table = pl->vddc;
3962
3963 if (pi->max_vddc_in_table < pl->vddc)
3964 pi->max_vddc_in_table = pl->vddc;
3965
3966 /* patch up boot state */
3967 if (rps->class & ATOM_PPLIB_CLASSIFICATION_BOOT) {
3968 u16 vddc, vddci, mvdd;
3969 radeon_atombios_get_default_voltages(rdev, &vddc, &vddci, &mvdd);
3970 pl->mclk = rdev->clock.default_mclk;
3971 pl->sclk = rdev->clock.default_sclk;
3972 pl->vddc = vddc;
3973 pl->vddci = vddci;
3974 }
3975
3976 if ((rps->class & ATOM_PPLIB_CLASSIFICATION_UI_MASK) ==
3977 ATOM_PPLIB_CLASSIFICATION_UI_PERFORMANCE) {
3978 rdev->pm.dpm.dyn_state.max_clock_voltage_on_ac.sclk = pl->sclk;
3979 rdev->pm.dpm.dyn_state.max_clock_voltage_on_ac.mclk = pl->mclk;
3980 rdev->pm.dpm.dyn_state.max_clock_voltage_on_ac.vddc = pl->vddc;
3981 rdev->pm.dpm.dyn_state.max_clock_voltage_on_ac.vddci = pl->vddci;
3982 }
3983}
3984
3985static int ni_parse_power_table(struct radeon_device *rdev)
3986{
3987 struct radeon_mode_info *mode_info = &rdev->mode_info;
3988 struct _ATOM_PPLIB_NONCLOCK_INFO *non_clock_info;
3989 union pplib_power_state *power_state;
3990 int i, j;
3991 union pplib_clock_info *clock_info;
3992 union power_info *power_info;
3993 int index = GetIndexIntoMasterTable(DATA, PowerPlayInfo);
3994 u16 data_offset;
3995 u8 frev, crev;
3996 struct ni_ps *ps;
3997
3998 if (!atom_parse_data_header(mode_info->atom_context, index, NULL,
3999 &frev, &crev, &data_offset))
4000 return -EINVAL;
4001 power_info = (union power_info *)(mode_info->atom_context->bios + data_offset);
4002
4003 rdev->pm.dpm.ps = kcalloc(power_info->pplib.ucNumStates,
4004 sizeof(struct radeon_ps),
4005 GFP_KERNEL);
4006 if (!rdev->pm.dpm.ps)
4007 return -ENOMEM;
4008
4009 for (i = 0; i < power_info->pplib.ucNumStates; i++) {
4010 power_state = (union pplib_power_state *)
4011 (mode_info->atom_context->bios + data_offset +
4012 le16_to_cpu(power_info->pplib.usStateArrayOffset) +
4013 i * power_info->pplib.ucStateEntrySize);
4014 non_clock_info = (struct _ATOM_PPLIB_NONCLOCK_INFO *)
4015 (mode_info->atom_context->bios + data_offset +
4016 le16_to_cpu(power_info->pplib.usNonClockInfoArrayOffset) +
4017 (power_state->v1.ucNonClockStateIndex *
4018 power_info->pplib.ucNonClockSize));
4019 if (power_info->pplib.ucStateEntrySize - 1) {
4020 u8 *idx;
4021 ps = kzalloc(sizeof(struct ni_ps), GFP_KERNEL);
4022 if (ps == NULL) {
4023 kfree(rdev->pm.dpm.ps);
4024 return -ENOMEM;
4025 }
4026 rdev->pm.dpm.ps[i].ps_priv = ps;
4027 ni_parse_pplib_non_clock_info(rdev, &rdev->pm.dpm.ps[i],
4028 non_clock_info,
4029 power_info->pplib.ucNonClockSize);
4030 idx = (u8 *)&power_state->v1.ucClockStateIndices[0];
4031 for (j = 0; j < (power_info->pplib.ucStateEntrySize - 1); j++) {
4032 clock_info = (union pplib_clock_info *)
4033 (mode_info->atom_context->bios + data_offset +
4034 le16_to_cpu(power_info->pplib.usClockInfoArrayOffset) +
4035 (idx[j] * power_info->pplib.ucClockInfoSize));
4036 ni_parse_pplib_clock_info(rdev,
4037 &rdev->pm.dpm.ps[i], j,
4038 clock_info);
4039 }
4040 }
4041 }
4042 rdev->pm.dpm.num_ps = power_info->pplib.ucNumStates;
4043 return 0;
4044}
4045
4046int ni_dpm_init(struct radeon_device *rdev)
4047{
4048 struct rv7xx_power_info *pi;
4049 struct evergreen_power_info *eg_pi;
4050 struct ni_power_info *ni_pi;
4051 struct atom_clock_dividers dividers;
4052 int ret;
4053
4054 ni_pi = kzalloc(sizeof(struct ni_power_info), GFP_KERNEL);
4055 if (ni_pi == NULL)
4056 return -ENOMEM;
4057 rdev->pm.dpm.priv = ni_pi;
4058 eg_pi = &ni_pi->eg;
4059 pi = &eg_pi->rv7xx;
4060
4061 rv770_get_max_vddc(rdev);
4062
4063 eg_pi->ulv.supported = false;
4064 pi->acpi_vddc = 0;
4065 eg_pi->acpi_vddci = 0;
4066 pi->min_vddc_in_table = 0;
4067 pi->max_vddc_in_table = 0;
4068
4069 ret = r600_get_platform_caps(rdev);
4070 if (ret)
4071 return ret;
4072
4073 ret = ni_parse_power_table(rdev);
4074 if (ret)
4075 return ret;
4076 ret = r600_parse_extended_power_table(rdev);
4077 if (ret)
4078 return ret;
4079
4080 rdev->pm.dpm.dyn_state.vddc_dependency_on_dispclk.entries =
4081 kcalloc(4,
4082 sizeof(struct radeon_clock_voltage_dependency_entry),
4083 GFP_KERNEL);
4084 if (!rdev->pm.dpm.dyn_state.vddc_dependency_on_dispclk.entries) {
4085 r600_free_extended_power_table(rdev);
4086 return -ENOMEM;
4087 }
4088 rdev->pm.dpm.dyn_state.vddc_dependency_on_dispclk.count = 4;
4089 rdev->pm.dpm.dyn_state.vddc_dependency_on_dispclk.entries[0].clk = 0;
4090 rdev->pm.dpm.dyn_state.vddc_dependency_on_dispclk.entries[0].v = 0;
4091 rdev->pm.dpm.dyn_state.vddc_dependency_on_dispclk.entries[1].clk = 36000;
4092 rdev->pm.dpm.dyn_state.vddc_dependency_on_dispclk.entries[1].v = 720;
4093 rdev->pm.dpm.dyn_state.vddc_dependency_on_dispclk.entries[2].clk = 54000;
4094 rdev->pm.dpm.dyn_state.vddc_dependency_on_dispclk.entries[2].v = 810;
4095 rdev->pm.dpm.dyn_state.vddc_dependency_on_dispclk.entries[3].clk = 72000;
4096 rdev->pm.dpm.dyn_state.vddc_dependency_on_dispclk.entries[3].v = 900;
4097
4098 ni_patch_dependency_tables_based_on_leakage(rdev);
4099
4100 if (rdev->pm.dpm.voltage_response_time == 0)
4101 rdev->pm.dpm.voltage_response_time = R600_VOLTAGERESPONSETIME_DFLT;
4102 if (rdev->pm.dpm.backbias_response_time == 0)
4103 rdev->pm.dpm.backbias_response_time = R600_BACKBIASRESPONSETIME_DFLT;
4104
4105 ret = radeon_atom_get_clock_dividers(rdev, COMPUTE_ENGINE_PLL_PARAM,
4106 0, false, ÷rs);
4107 if (ret)
4108 pi->ref_div = dividers.ref_div + 1;
4109 else
4110 pi->ref_div = R600_REFERENCEDIVIDER_DFLT;
4111
4112 pi->rlp = RV770_RLP_DFLT;
4113 pi->rmp = RV770_RMP_DFLT;
4114 pi->lhp = RV770_LHP_DFLT;
4115 pi->lmp = RV770_LMP_DFLT;
4116
4117 eg_pi->ats[0].rlp = RV770_RLP_DFLT;
4118 eg_pi->ats[0].rmp = RV770_RMP_DFLT;
4119 eg_pi->ats[0].lhp = RV770_LHP_DFLT;
4120 eg_pi->ats[0].lmp = RV770_LMP_DFLT;
4121
4122 eg_pi->ats[1].rlp = BTC_RLP_UVD_DFLT;
4123 eg_pi->ats[1].rmp = BTC_RMP_UVD_DFLT;
4124 eg_pi->ats[1].lhp = BTC_LHP_UVD_DFLT;
4125 eg_pi->ats[1].lmp = BTC_LMP_UVD_DFLT;
4126
4127 eg_pi->smu_uvd_hs = true;
4128
4129 if (rdev->pdev->device == 0x6707) {
4130 pi->mclk_strobe_mode_threshold = 55000;
4131 pi->mclk_edc_enable_threshold = 55000;
4132 eg_pi->mclk_edc_wr_enable_threshold = 55000;
4133 } else {
4134 pi->mclk_strobe_mode_threshold = 40000;
4135 pi->mclk_edc_enable_threshold = 40000;
4136 eg_pi->mclk_edc_wr_enable_threshold = 40000;
4137 }
4138 ni_pi->mclk_rtt_mode_threshold = eg_pi->mclk_edc_wr_enable_threshold;
4139
4140 pi->voltage_control =
4141 radeon_atom_is_voltage_gpio(rdev, SET_VOLTAGE_TYPE_ASIC_VDDC, 0);
4142
4143 pi->mvdd_control =
4144 radeon_atom_is_voltage_gpio(rdev, SET_VOLTAGE_TYPE_ASIC_MVDDC, 0);
4145
4146 eg_pi->vddci_control =
4147 radeon_atom_is_voltage_gpio(rdev, SET_VOLTAGE_TYPE_ASIC_VDDCI, 0);
4148
4149 rv770_get_engine_memory_ss(rdev);
4150
4151 pi->asi = RV770_ASI_DFLT;
4152 pi->pasi = CYPRESS_HASI_DFLT;
4153 pi->vrc = CYPRESS_VRC_DFLT;
4154
4155 pi->power_gating = false;
4156
4157 pi->gfx_clock_gating = true;
4158
4159 pi->mg_clock_gating = true;
4160 pi->mgcgtssm = true;
4161 eg_pi->ls_clock_gating = false;
4162 eg_pi->sclk_deep_sleep = false;
4163
4164 pi->dynamic_pcie_gen2 = true;
4165
4166 if (rdev->pm.int_thermal_type != THERMAL_TYPE_NONE)
4167 pi->thermal_protection = true;
4168 else
4169 pi->thermal_protection = false;
4170
4171 pi->display_gap = true;
4172
4173 pi->dcodt = true;
4174
4175 pi->ulps = true;
4176
4177 eg_pi->dynamic_ac_timing = true;
4178 eg_pi->abm = true;
4179 eg_pi->mcls = true;
4180 eg_pi->light_sleep = true;
4181 eg_pi->memory_transition = true;
4182#if defined(CONFIG_ACPI)
4183 eg_pi->pcie_performance_request =
4184 radeon_acpi_is_pcie_performance_request_supported(rdev);
4185#else
4186 eg_pi->pcie_performance_request = false;
4187#endif
4188
4189 eg_pi->dll_default_on = false;
4190
4191 eg_pi->sclk_deep_sleep = false;
4192
4193 pi->mclk_stutter_mode_threshold = 0;
4194
4195 pi->sram_end = SMC_RAM_END;
4196
4197 rdev->pm.dpm.dyn_state.mclk_sclk_ratio = 3;
4198 rdev->pm.dpm.dyn_state.vddc_vddci_delta = 200;
4199 rdev->pm.dpm.dyn_state.min_vddc_for_pcie_gen2 = 900;
4200 rdev->pm.dpm.dyn_state.valid_sclk_values.count = ARRAY_SIZE(btc_valid_sclk);
4201 rdev->pm.dpm.dyn_state.valid_sclk_values.values = btc_valid_sclk;
4202 rdev->pm.dpm.dyn_state.valid_mclk_values.count = 0;
4203 rdev->pm.dpm.dyn_state.valid_mclk_values.values = NULL;
4204 rdev->pm.dpm.dyn_state.sclk_mclk_delta = 12500;
4205
4206 ni_pi->cac_data.leakage_coefficients.at = 516;
4207 ni_pi->cac_data.leakage_coefficients.bt = 18;
4208 ni_pi->cac_data.leakage_coefficients.av = 51;
4209 ni_pi->cac_data.leakage_coefficients.bv = 2957;
4210
4211 switch (rdev->pdev->device) {
4212 case 0x6700:
4213 case 0x6701:
4214 case 0x6702:
4215 case 0x6703:
4216 case 0x6718:
4217 ni_pi->cac_weights = &cac_weights_cayman_xt;
4218 break;
4219 case 0x6705:
4220 case 0x6719:
4221 case 0x671D:
4222 case 0x671C:
4223 default:
4224 ni_pi->cac_weights = &cac_weights_cayman_pro;
4225 break;
4226 case 0x6704:
4227 case 0x6706:
4228 case 0x6707:
4229 case 0x6708:
4230 case 0x6709:
4231 ni_pi->cac_weights = &cac_weights_cayman_le;
4232 break;
4233 }
4234
4235 if (ni_pi->cac_weights->enable_power_containment_by_default) {
4236 ni_pi->enable_power_containment = true;
4237 ni_pi->enable_cac = true;
4238 ni_pi->enable_sq_ramping = true;
4239 } else {
4240 ni_pi->enable_power_containment = false;
4241 ni_pi->enable_cac = false;
4242 ni_pi->enable_sq_ramping = false;
4243 }
4244
4245 ni_pi->driver_calculate_cac_leakage = false;
4246 ni_pi->cac_configuration_required = true;
4247
4248 if (ni_pi->cac_configuration_required) {
4249 ni_pi->support_cac_long_term_average = true;
4250 ni_pi->lta_window_size = ni_pi->cac_weights->l2_lta_window_size;
4251 ni_pi->lts_truncate = ni_pi->cac_weights->lts_truncate;
4252 } else {
4253 ni_pi->support_cac_long_term_average = false;
4254 ni_pi->lta_window_size = 0;
4255 ni_pi->lts_truncate = 0;
4256 }
4257
4258 ni_pi->use_power_boost_limit = true;
4259
4260 /* make sure dc limits are valid */
4261 if ((rdev->pm.dpm.dyn_state.max_clock_voltage_on_dc.sclk == 0) ||
4262 (rdev->pm.dpm.dyn_state.max_clock_voltage_on_dc.mclk == 0))
4263 rdev->pm.dpm.dyn_state.max_clock_voltage_on_dc =
4264 rdev->pm.dpm.dyn_state.max_clock_voltage_on_ac;
4265
4266 return 0;
4267}
4268
4269void ni_dpm_fini(struct radeon_device *rdev)
4270{
4271 int i;
4272
4273 for (i = 0; i < rdev->pm.dpm.num_ps; i++) {
4274 kfree(rdev->pm.dpm.ps[i].ps_priv);
4275 }
4276 kfree(rdev->pm.dpm.ps);
4277 kfree(rdev->pm.dpm.priv);
4278 kfree(rdev->pm.dpm.dyn_state.vddc_dependency_on_dispclk.entries);
4279 r600_free_extended_power_table(rdev);
4280}
4281
4282void ni_dpm_print_power_state(struct radeon_device *rdev,
4283 struct radeon_ps *rps)
4284{
4285 struct ni_ps *ps = ni_get_ps(rps);
4286 struct rv7xx_pl *pl;
4287 int i;
4288
4289 r600_dpm_print_class_info(rps->class, rps->class2);
4290 r600_dpm_print_cap_info(rps->caps);
4291 printk("\tuvd vclk: %d dclk: %d\n", rps->vclk, rps->dclk);
4292 for (i = 0; i < ps->performance_level_count; i++) {
4293 pl = &ps->performance_levels[i];
4294 if (rdev->family >= CHIP_TAHITI)
4295 printk("\t\tpower level %d sclk: %u mclk: %u vddc: %u vddci: %u pcie gen: %u\n",
4296 i, pl->sclk, pl->mclk, pl->vddc, pl->vddci, pl->pcie_gen + 1);
4297 else
4298 printk("\t\tpower level %d sclk: %u mclk: %u vddc: %u vddci: %u\n",
4299 i, pl->sclk, pl->mclk, pl->vddc, pl->vddci);
4300 }
4301 r600_dpm_print_ps_status(rdev, rps);
4302}
4303
4304void ni_dpm_debugfs_print_current_performance_level(struct radeon_device *rdev,
4305 struct seq_file *m)
4306{
4307 struct evergreen_power_info *eg_pi = evergreen_get_pi(rdev);
4308 struct radeon_ps *rps = &eg_pi->current_rps;
4309 struct ni_ps *ps = ni_get_ps(rps);
4310 struct rv7xx_pl *pl;
4311 u32 current_index =
4312 (RREG32(TARGET_AND_CURRENT_PROFILE_INDEX) & CURRENT_STATE_INDEX_MASK) >>
4313 CURRENT_STATE_INDEX_SHIFT;
4314
4315 if (current_index >= ps->performance_level_count) {
4316 seq_printf(m, "invalid dpm profile %d\n", current_index);
4317 } else {
4318 pl = &ps->performance_levels[current_index];
4319 seq_printf(m, "uvd vclk: %d dclk: %d\n", rps->vclk, rps->dclk);
4320 seq_printf(m, "power level %d sclk: %u mclk: %u vddc: %u vddci: %u\n",
4321 current_index, pl->sclk, pl->mclk, pl->vddc, pl->vddci);
4322 }
4323}
4324
4325u32 ni_dpm_get_current_sclk(struct radeon_device *rdev)
4326{
4327 struct evergreen_power_info *eg_pi = evergreen_get_pi(rdev);
4328 struct radeon_ps *rps = &eg_pi->current_rps;
4329 struct ni_ps *ps = ni_get_ps(rps);
4330 struct rv7xx_pl *pl;
4331 u32 current_index =
4332 (RREG32(TARGET_AND_CURRENT_PROFILE_INDEX) & CURRENT_STATE_INDEX_MASK) >>
4333 CURRENT_STATE_INDEX_SHIFT;
4334
4335 if (current_index >= ps->performance_level_count) {
4336 return 0;
4337 } else {
4338 pl = &ps->performance_levels[current_index];
4339 return pl->sclk;
4340 }
4341}
4342
4343u32 ni_dpm_get_current_mclk(struct radeon_device *rdev)
4344{
4345 struct evergreen_power_info *eg_pi = evergreen_get_pi(rdev);
4346 struct radeon_ps *rps = &eg_pi->current_rps;
4347 struct ni_ps *ps = ni_get_ps(rps);
4348 struct rv7xx_pl *pl;
4349 u32 current_index =
4350 (RREG32(TARGET_AND_CURRENT_PROFILE_INDEX) & CURRENT_STATE_INDEX_MASK) >>
4351 CURRENT_STATE_INDEX_SHIFT;
4352
4353 if (current_index >= ps->performance_level_count) {
4354 return 0;
4355 } else {
4356 pl = &ps->performance_levels[current_index];
4357 return pl->mclk;
4358 }
4359}
4360
4361u32 ni_dpm_get_sclk(struct radeon_device *rdev, bool low)
4362{
4363 struct evergreen_power_info *eg_pi = evergreen_get_pi(rdev);
4364 struct ni_ps *requested_state = ni_get_ps(&eg_pi->requested_rps);
4365
4366 if (low)
4367 return requested_state->performance_levels[0].sclk;
4368 else
4369 return requested_state->performance_levels[requested_state->performance_level_count - 1].sclk;
4370}
4371
4372u32 ni_dpm_get_mclk(struct radeon_device *rdev, bool low)
4373{
4374 struct evergreen_power_info *eg_pi = evergreen_get_pi(rdev);
4375 struct ni_ps *requested_state = ni_get_ps(&eg_pi->requested_rps);
4376
4377 if (low)
4378 return requested_state->performance_levels[0].mclk;
4379 else
4380 return requested_state->performance_levels[requested_state->performance_level_count - 1].mclk;
4381}
4382