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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