1 /*
2 * Copyright 2011 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 * Authors: Alex Deucher
23 */
24
25 #include <linux/firmware.h>
26 #include <linux/module.h>
27 #include <linux/pci.h>
28 #include <linux/slab.h>
29
30 #include <drm/drm_vblank.h>
31 #include <drm/radeon_drm.h>
32
33 #include "atom.h"
34 #include "clearstate_si.h"
35 #include "evergreen.h"
36 #include "r600.h"
37 #include "radeon.h"
38 #include "radeon_asic.h"
39 #include "radeon_audio.h"
40 #include "radeon_ucode.h"
41 #include "si_blit_shaders.h"
42 #include "si.h"
43 #include "sid.h"
44
45
46 MODULE_FIRMWARE("radeon/TAHITI_pfp.bin");
47 MODULE_FIRMWARE("radeon/TAHITI_me.bin");
48 MODULE_FIRMWARE("radeon/TAHITI_ce.bin");
49 MODULE_FIRMWARE("radeon/TAHITI_mc.bin");
50 MODULE_FIRMWARE("radeon/TAHITI_mc2.bin");
51 MODULE_FIRMWARE("radeon/TAHITI_rlc.bin");
52 MODULE_FIRMWARE("radeon/TAHITI_smc.bin");
53
54 MODULE_FIRMWARE("radeon/tahiti_pfp.bin");
55 MODULE_FIRMWARE("radeon/tahiti_me.bin");
56 MODULE_FIRMWARE("radeon/tahiti_ce.bin");
57 MODULE_FIRMWARE("radeon/tahiti_mc.bin");
58 MODULE_FIRMWARE("radeon/tahiti_rlc.bin");
59 MODULE_FIRMWARE("radeon/tahiti_smc.bin");
60
61 MODULE_FIRMWARE("radeon/PITCAIRN_pfp.bin");
62 MODULE_FIRMWARE("radeon/PITCAIRN_me.bin");
63 MODULE_FIRMWARE("radeon/PITCAIRN_ce.bin");
64 MODULE_FIRMWARE("radeon/PITCAIRN_mc.bin");
65 MODULE_FIRMWARE("radeon/PITCAIRN_mc2.bin");
66 MODULE_FIRMWARE("radeon/PITCAIRN_rlc.bin");
67 MODULE_FIRMWARE("radeon/PITCAIRN_smc.bin");
68
69 MODULE_FIRMWARE("radeon/pitcairn_pfp.bin");
70 MODULE_FIRMWARE("radeon/pitcairn_me.bin");
71 MODULE_FIRMWARE("radeon/pitcairn_ce.bin");
72 MODULE_FIRMWARE("radeon/pitcairn_mc.bin");
73 MODULE_FIRMWARE("radeon/pitcairn_rlc.bin");
74 MODULE_FIRMWARE("radeon/pitcairn_smc.bin");
75 MODULE_FIRMWARE("radeon/pitcairn_k_smc.bin");
76
77 MODULE_FIRMWARE("radeon/VERDE_pfp.bin");
78 MODULE_FIRMWARE("radeon/VERDE_me.bin");
79 MODULE_FIRMWARE("radeon/VERDE_ce.bin");
80 MODULE_FIRMWARE("radeon/VERDE_mc.bin");
81 MODULE_FIRMWARE("radeon/VERDE_mc2.bin");
82 MODULE_FIRMWARE("radeon/VERDE_rlc.bin");
83 MODULE_FIRMWARE("radeon/VERDE_smc.bin");
84
85 MODULE_FIRMWARE("radeon/verde_pfp.bin");
86 MODULE_FIRMWARE("radeon/verde_me.bin");
87 MODULE_FIRMWARE("radeon/verde_ce.bin");
88 MODULE_FIRMWARE("radeon/verde_mc.bin");
89 MODULE_FIRMWARE("radeon/verde_rlc.bin");
90 MODULE_FIRMWARE("radeon/verde_smc.bin");
91 MODULE_FIRMWARE("radeon/verde_k_smc.bin");
92
93 MODULE_FIRMWARE("radeon/OLAND_pfp.bin");
94 MODULE_FIRMWARE("radeon/OLAND_me.bin");
95 MODULE_FIRMWARE("radeon/OLAND_ce.bin");
96 MODULE_FIRMWARE("radeon/OLAND_mc.bin");
97 MODULE_FIRMWARE("radeon/OLAND_mc2.bin");
98 MODULE_FIRMWARE("radeon/OLAND_rlc.bin");
99 MODULE_FIRMWARE("radeon/OLAND_smc.bin");
100
101 MODULE_FIRMWARE("radeon/oland_pfp.bin");
102 MODULE_FIRMWARE("radeon/oland_me.bin");
103 MODULE_FIRMWARE("radeon/oland_ce.bin");
104 MODULE_FIRMWARE("radeon/oland_mc.bin");
105 MODULE_FIRMWARE("radeon/oland_rlc.bin");
106 MODULE_FIRMWARE("radeon/oland_smc.bin");
107 MODULE_FIRMWARE("radeon/oland_k_smc.bin");
108
109 MODULE_FIRMWARE("radeon/HAINAN_pfp.bin");
110 MODULE_FIRMWARE("radeon/HAINAN_me.bin");
111 MODULE_FIRMWARE("radeon/HAINAN_ce.bin");
112 MODULE_FIRMWARE("radeon/HAINAN_mc.bin");
113 MODULE_FIRMWARE("radeon/HAINAN_mc2.bin");
114 MODULE_FIRMWARE("radeon/HAINAN_rlc.bin");
115 MODULE_FIRMWARE("radeon/HAINAN_smc.bin");
116
117 MODULE_FIRMWARE("radeon/hainan_pfp.bin");
118 MODULE_FIRMWARE("radeon/hainan_me.bin");
119 MODULE_FIRMWARE("radeon/hainan_ce.bin");
120 MODULE_FIRMWARE("radeon/hainan_mc.bin");
121 MODULE_FIRMWARE("radeon/hainan_rlc.bin");
122 MODULE_FIRMWARE("radeon/hainan_smc.bin");
123 MODULE_FIRMWARE("radeon/hainan_k_smc.bin");
124 MODULE_FIRMWARE("radeon/banks_k_2_smc.bin");
125
126 MODULE_FIRMWARE("radeon/si58_mc.bin");
127
128 static u32 si_get_cu_active_bitmap(struct radeon_device *rdev, u32 se, u32 sh);
129 static void si_pcie_gen3_enable(struct radeon_device *rdev);
130 static void si_program_aspm(struct radeon_device *rdev);
131 extern void sumo_rlc_fini(struct radeon_device *rdev);
132 extern int sumo_rlc_init(struct radeon_device *rdev);
133 static void si_enable_gui_idle_interrupt(struct radeon_device *rdev,
134 bool enable);
135 static void si_init_pg(struct radeon_device *rdev);
136 static void si_init_cg(struct radeon_device *rdev);
137 static void si_fini_pg(struct radeon_device *rdev);
138 static void si_fini_cg(struct radeon_device *rdev);
139 static void si_rlc_stop(struct radeon_device *rdev);
140
141 static const u32 crtc_offsets[] =
142 {
143 EVERGREEN_CRTC0_REGISTER_OFFSET,
144 EVERGREEN_CRTC1_REGISTER_OFFSET,
145 EVERGREEN_CRTC2_REGISTER_OFFSET,
146 EVERGREEN_CRTC3_REGISTER_OFFSET,
147 EVERGREEN_CRTC4_REGISTER_OFFSET,
148 EVERGREEN_CRTC5_REGISTER_OFFSET
149 };
150
151 static const u32 si_disp_int_status[] =
152 {
153 DISP_INTERRUPT_STATUS,
154 DISP_INTERRUPT_STATUS_CONTINUE,
155 DISP_INTERRUPT_STATUS_CONTINUE2,
156 DISP_INTERRUPT_STATUS_CONTINUE3,
157 DISP_INTERRUPT_STATUS_CONTINUE4,
158 DISP_INTERRUPT_STATUS_CONTINUE5
159 };
160
161 #define DC_HPDx_CONTROL(x) (DC_HPD1_CONTROL + (x * 0xc))
162 #define DC_HPDx_INT_CONTROL(x) (DC_HPD1_INT_CONTROL + (x * 0xc))
163 #define DC_HPDx_INT_STATUS_REG(x) (DC_HPD1_INT_STATUS + (x * 0xc))
164
165 static const u32 verde_rlc_save_restore_register_list[] =
166 {
167 (0x8000 << 16) | (0x98f4 >> 2),
168 0x00000000,
169 (0x8040 << 16) | (0x98f4 >> 2),
170 0x00000000,
171 (0x8000 << 16) | (0xe80 >> 2),
172 0x00000000,
173 (0x8040 << 16) | (0xe80 >> 2),
174 0x00000000,
175 (0x8000 << 16) | (0x89bc >> 2),
176 0x00000000,
177 (0x8040 << 16) | (0x89bc >> 2),
178 0x00000000,
179 (0x8000 << 16) | (0x8c1c >> 2),
180 0x00000000,
181 (0x8040 << 16) | (0x8c1c >> 2),
182 0x00000000,
183 (0x9c00 << 16) | (0x98f0 >> 2),
184 0x00000000,
185 (0x9c00 << 16) | (0xe7c >> 2),
186 0x00000000,
187 (0x8000 << 16) | (0x9148 >> 2),
188 0x00000000,
189 (0x8040 << 16) | (0x9148 >> 2),
190 0x00000000,
191 (0x9c00 << 16) | (0x9150 >> 2),
192 0x00000000,
193 (0x9c00 << 16) | (0x897c >> 2),
194 0x00000000,
195 (0x9c00 << 16) | (0x8d8c >> 2),
196 0x00000000,
197 (0x9c00 << 16) | (0xac54 >> 2),
198 0X00000000,
199 0x3,
200 (0x9c00 << 16) | (0x98f8 >> 2),
201 0x00000000,
202 (0x9c00 << 16) | (0x9910 >> 2),
203 0x00000000,
204 (0x9c00 << 16) | (0x9914 >> 2),
205 0x00000000,
206 (0x9c00 << 16) | (0x9918 >> 2),
207 0x00000000,
208 (0x9c00 << 16) | (0x991c >> 2),
209 0x00000000,
210 (0x9c00 << 16) | (0x9920 >> 2),
211 0x00000000,
212 (0x9c00 << 16) | (0x9924 >> 2),
213 0x00000000,
214 (0x9c00 << 16) | (0x9928 >> 2),
215 0x00000000,
216 (0x9c00 << 16) | (0x992c >> 2),
217 0x00000000,
218 (0x9c00 << 16) | (0x9930 >> 2),
219 0x00000000,
220 (0x9c00 << 16) | (0x9934 >> 2),
221 0x00000000,
222 (0x9c00 << 16) | (0x9938 >> 2),
223 0x00000000,
224 (0x9c00 << 16) | (0x993c >> 2),
225 0x00000000,
226 (0x9c00 << 16) | (0x9940 >> 2),
227 0x00000000,
228 (0x9c00 << 16) | (0x9944 >> 2),
229 0x00000000,
230 (0x9c00 << 16) | (0x9948 >> 2),
231 0x00000000,
232 (0x9c00 << 16) | (0x994c >> 2),
233 0x00000000,
234 (0x9c00 << 16) | (0x9950 >> 2),
235 0x00000000,
236 (0x9c00 << 16) | (0x9954 >> 2),
237 0x00000000,
238 (0x9c00 << 16) | (0x9958 >> 2),
239 0x00000000,
240 (0x9c00 << 16) | (0x995c >> 2),
241 0x00000000,
242 (0x9c00 << 16) | (0x9960 >> 2),
243 0x00000000,
244 (0x9c00 << 16) | (0x9964 >> 2),
245 0x00000000,
246 (0x9c00 << 16) | (0x9968 >> 2),
247 0x00000000,
248 (0x9c00 << 16) | (0x996c >> 2),
249 0x00000000,
250 (0x9c00 << 16) | (0x9970 >> 2),
251 0x00000000,
252 (0x9c00 << 16) | (0x9974 >> 2),
253 0x00000000,
254 (0x9c00 << 16) | (0x9978 >> 2),
255 0x00000000,
256 (0x9c00 << 16) | (0x997c >> 2),
257 0x00000000,
258 (0x9c00 << 16) | (0x9980 >> 2),
259 0x00000000,
260 (0x9c00 << 16) | (0x9984 >> 2),
261 0x00000000,
262 (0x9c00 << 16) | (0x9988 >> 2),
263 0x00000000,
264 (0x9c00 << 16) | (0x998c >> 2),
265 0x00000000,
266 (0x9c00 << 16) | (0x8c00 >> 2),
267 0x00000000,
268 (0x9c00 << 16) | (0x8c14 >> 2),
269 0x00000000,
270 (0x9c00 << 16) | (0x8c04 >> 2),
271 0x00000000,
272 (0x9c00 << 16) | (0x8c08 >> 2),
273 0x00000000,
274 (0x8000 << 16) | (0x9b7c >> 2),
275 0x00000000,
276 (0x8040 << 16) | (0x9b7c >> 2),
277 0x00000000,
278 (0x8000 << 16) | (0xe84 >> 2),
279 0x00000000,
280 (0x8040 << 16) | (0xe84 >> 2),
281 0x00000000,
282 (0x8000 << 16) | (0x89c0 >> 2),
283 0x00000000,
284 (0x8040 << 16) | (0x89c0 >> 2),
285 0x00000000,
286 (0x8000 << 16) | (0x914c >> 2),
287 0x00000000,
288 (0x8040 << 16) | (0x914c >> 2),
289 0x00000000,
290 (0x8000 << 16) | (0x8c20 >> 2),
291 0x00000000,
292 (0x8040 << 16) | (0x8c20 >> 2),
293 0x00000000,
294 (0x8000 << 16) | (0x9354 >> 2),
295 0x00000000,
296 (0x8040 << 16) | (0x9354 >> 2),
297 0x00000000,
298 (0x9c00 << 16) | (0x9060 >> 2),
299 0x00000000,
300 (0x9c00 << 16) | (0x9364 >> 2),
301 0x00000000,
302 (0x9c00 << 16) | (0x9100 >> 2),
303 0x00000000,
304 (0x9c00 << 16) | (0x913c >> 2),
305 0x00000000,
306 (0x8000 << 16) | (0x90e0 >> 2),
307 0x00000000,
308 (0x8000 << 16) | (0x90e4 >> 2),
309 0x00000000,
310 (0x8000 << 16) | (0x90e8 >> 2),
311 0x00000000,
312 (0x8040 << 16) | (0x90e0 >> 2),
313 0x00000000,
314 (0x8040 << 16) | (0x90e4 >> 2),
315 0x00000000,
316 (0x8040 << 16) | (0x90e8 >> 2),
317 0x00000000,
318 (0x9c00 << 16) | (0x8bcc >> 2),
319 0x00000000,
320 (0x9c00 << 16) | (0x8b24 >> 2),
321 0x00000000,
322 (0x9c00 << 16) | (0x88c4 >> 2),
323 0x00000000,
324 (0x9c00 << 16) | (0x8e50 >> 2),
325 0x00000000,
326 (0x9c00 << 16) | (0x8c0c >> 2),
327 0x00000000,
328 (0x9c00 << 16) | (0x8e58 >> 2),
329 0x00000000,
330 (0x9c00 << 16) | (0x8e5c >> 2),
331 0x00000000,
332 (0x9c00 << 16) | (0x9508 >> 2),
333 0x00000000,
334 (0x9c00 << 16) | (0x950c >> 2),
335 0x00000000,
336 (0x9c00 << 16) | (0x9494 >> 2),
337 0x00000000,
338 (0x9c00 << 16) | (0xac0c >> 2),
339 0x00000000,
340 (0x9c00 << 16) | (0xac10 >> 2),
341 0x00000000,
342 (0x9c00 << 16) | (0xac14 >> 2),
343 0x00000000,
344 (0x9c00 << 16) | (0xae00 >> 2),
345 0x00000000,
346 (0x9c00 << 16) | (0xac08 >> 2),
347 0x00000000,
348 (0x9c00 << 16) | (0x88d4 >> 2),
349 0x00000000,
350 (0x9c00 << 16) | (0x88c8 >> 2),
351 0x00000000,
352 (0x9c00 << 16) | (0x88cc >> 2),
353 0x00000000,
354 (0x9c00 << 16) | (0x89b0 >> 2),
355 0x00000000,
356 (0x9c00 << 16) | (0x8b10 >> 2),
357 0x00000000,
358 (0x9c00 << 16) | (0x8a14 >> 2),
359 0x00000000,
360 (0x9c00 << 16) | (0x9830 >> 2),
361 0x00000000,
362 (0x9c00 << 16) | (0x9834 >> 2),
363 0x00000000,
364 (0x9c00 << 16) | (0x9838 >> 2),
365 0x00000000,
366 (0x9c00 << 16) | (0x9a10 >> 2),
367 0x00000000,
368 (0x8000 << 16) | (0x9870 >> 2),
369 0x00000000,
370 (0x8000 << 16) | (0x9874 >> 2),
371 0x00000000,
372 (0x8001 << 16) | (0x9870 >> 2),
373 0x00000000,
374 (0x8001 << 16) | (0x9874 >> 2),
375 0x00000000,
376 (0x8040 << 16) | (0x9870 >> 2),
377 0x00000000,
378 (0x8040 << 16) | (0x9874 >> 2),
379 0x00000000,
380 (0x8041 << 16) | (0x9870 >> 2),
381 0x00000000,
382 (0x8041 << 16) | (0x9874 >> 2),
383 0x00000000,
384 0x00000000
385 };
386
387 static const u32 tahiti_golden_rlc_registers[] =
388 {
389 0xc424, 0xffffffff, 0x00601005,
390 0xc47c, 0xffffffff, 0x10104040,
391 0xc488, 0xffffffff, 0x0100000a,
392 0xc314, 0xffffffff, 0x00000800,
393 0xc30c, 0xffffffff, 0x800000f4,
394 0xf4a8, 0xffffffff, 0x00000000
395 };
396
397 static const u32 tahiti_golden_registers[] =
398 {
399 0x9a10, 0x00010000, 0x00018208,
400 0x9830, 0xffffffff, 0x00000000,
401 0x9834, 0xf00fffff, 0x00000400,
402 0x9838, 0x0002021c, 0x00020200,
403 0xc78, 0x00000080, 0x00000000,
404 0xd030, 0x000300c0, 0x00800040,
405 0xd830, 0x000300c0, 0x00800040,
406 0x5bb0, 0x000000f0, 0x00000070,
407 0x5bc0, 0x00200000, 0x50100000,
408 0x7030, 0x31000311, 0x00000011,
409 0x277c, 0x00000003, 0x000007ff,
410 0x240c, 0x000007ff, 0x00000000,
411 0x8a14, 0xf000001f, 0x00000007,
412 0x8b24, 0xffffffff, 0x00ffffff,
413 0x8b10, 0x0000ff0f, 0x00000000,
414 0x28a4c, 0x07ffffff, 0x4e000000,
415 0x28350, 0x3f3f3fff, 0x2a00126a,
416 0x30, 0x000000ff, 0x0040,
417 0x34, 0x00000040, 0x00004040,
418 0x9100, 0x07ffffff, 0x03000000,
419 0x8e88, 0x01ff1f3f, 0x00000000,
420 0x8e84, 0x01ff1f3f, 0x00000000,
421 0x9060, 0x0000007f, 0x00000020,
422 0x9508, 0x00010000, 0x00010000,
423 0xac14, 0x00000200, 0x000002fb,
424 0xac10, 0xffffffff, 0x0000543b,
425 0xac0c, 0xffffffff, 0xa9210876,
426 0x88d0, 0xffffffff, 0x000fff40,
427 0x88d4, 0x0000001f, 0x00000010,
428 0x1410, 0x20000000, 0x20fffed8,
429 0x15c0, 0x000c0fc0, 0x000c0400
430 };
431
432 static const u32 tahiti_golden_registers2[] =
433 {
434 0xc64, 0x00000001, 0x00000001
435 };
436
437 static const u32 pitcairn_golden_rlc_registers[] =
438 {
439 0xc424, 0xffffffff, 0x00601004,
440 0xc47c, 0xffffffff, 0x10102020,
441 0xc488, 0xffffffff, 0x01000020,
442 0xc314, 0xffffffff, 0x00000800,
443 0xc30c, 0xffffffff, 0x800000a4
444 };
445
446 static const u32 pitcairn_golden_registers[] =
447 {
448 0x9a10, 0x00010000, 0x00018208,
449 0x9830, 0xffffffff, 0x00000000,
450 0x9834, 0xf00fffff, 0x00000400,
451 0x9838, 0x0002021c, 0x00020200,
452 0xc78, 0x00000080, 0x00000000,
453 0xd030, 0x000300c0, 0x00800040,
454 0xd830, 0x000300c0, 0x00800040,
455 0x5bb0, 0x000000f0, 0x00000070,
456 0x5bc0, 0x00200000, 0x50100000,
457 0x7030, 0x31000311, 0x00000011,
458 0x2ae4, 0x00073ffe, 0x000022a2,
459 0x240c, 0x000007ff, 0x00000000,
460 0x8a14, 0xf000001f, 0x00000007,
461 0x8b24, 0xffffffff, 0x00ffffff,
462 0x8b10, 0x0000ff0f, 0x00000000,
463 0x28a4c, 0x07ffffff, 0x4e000000,
464 0x28350, 0x3f3f3fff, 0x2a00126a,
465 0x30, 0x000000ff, 0x0040,
466 0x34, 0x00000040, 0x00004040,
467 0x9100, 0x07ffffff, 0x03000000,
468 0x9060, 0x0000007f, 0x00000020,
469 0x9508, 0x00010000, 0x00010000,
470 0xac14, 0x000003ff, 0x000000f7,
471 0xac10, 0xffffffff, 0x00000000,
472 0xac0c, 0xffffffff, 0x32761054,
473 0x88d4, 0x0000001f, 0x00000010,
474 0x15c0, 0x000c0fc0, 0x000c0400
475 };
476
477 static const u32 verde_golden_rlc_registers[] =
478 {
479 0xc424, 0xffffffff, 0x033f1005,
480 0xc47c, 0xffffffff, 0x10808020,
481 0xc488, 0xffffffff, 0x00800008,
482 0xc314, 0xffffffff, 0x00001000,
483 0xc30c, 0xffffffff, 0x80010014
484 };
485
486 static const u32 verde_golden_registers[] =
487 {
488 0x9a10, 0x00010000, 0x00018208,
489 0x9830, 0xffffffff, 0x00000000,
490 0x9834, 0xf00fffff, 0x00000400,
491 0x9838, 0x0002021c, 0x00020200,
492 0xc78, 0x00000080, 0x00000000,
493 0xd030, 0x000300c0, 0x00800040,
494 0xd030, 0x000300c0, 0x00800040,
495 0xd830, 0x000300c0, 0x00800040,
496 0xd830, 0x000300c0, 0x00800040,
497 0x5bb0, 0x000000f0, 0x00000070,
498 0x5bc0, 0x00200000, 0x50100000,
499 0x7030, 0x31000311, 0x00000011,
500 0x2ae4, 0x00073ffe, 0x000022a2,
501 0x2ae4, 0x00073ffe, 0x000022a2,
502 0x2ae4, 0x00073ffe, 0x000022a2,
503 0x240c, 0x000007ff, 0x00000000,
504 0x240c, 0x000007ff, 0x00000000,
505 0x240c, 0x000007ff, 0x00000000,
506 0x8a14, 0xf000001f, 0x00000007,
507 0x8a14, 0xf000001f, 0x00000007,
508 0x8a14, 0xf000001f, 0x00000007,
509 0x8b24, 0xffffffff, 0x00ffffff,
510 0x8b10, 0x0000ff0f, 0x00000000,
511 0x28a4c, 0x07ffffff, 0x4e000000,
512 0x28350, 0x3f3f3fff, 0x0000124a,
513 0x28350, 0x3f3f3fff, 0x0000124a,
514 0x28350, 0x3f3f3fff, 0x0000124a,
515 0x30, 0x000000ff, 0x0040,
516 0x34, 0x00000040, 0x00004040,
517 0x9100, 0x07ffffff, 0x03000000,
518 0x9100, 0x07ffffff, 0x03000000,
519 0x8e88, 0x01ff1f3f, 0x00000000,
520 0x8e88, 0x01ff1f3f, 0x00000000,
521 0x8e88, 0x01ff1f3f, 0x00000000,
522 0x8e84, 0x01ff1f3f, 0x00000000,
523 0x8e84, 0x01ff1f3f, 0x00000000,
524 0x8e84, 0x01ff1f3f, 0x00000000,
525 0x9060, 0x0000007f, 0x00000020,
526 0x9508, 0x00010000, 0x00010000,
527 0xac14, 0x000003ff, 0x00000003,
528 0xac14, 0x000003ff, 0x00000003,
529 0xac14, 0x000003ff, 0x00000003,
530 0xac10, 0xffffffff, 0x00000000,
531 0xac10, 0xffffffff, 0x00000000,
532 0xac10, 0xffffffff, 0x00000000,
533 0xac0c, 0xffffffff, 0x00001032,
534 0xac0c, 0xffffffff, 0x00001032,
535 0xac0c, 0xffffffff, 0x00001032,
536 0x88d4, 0x0000001f, 0x00000010,
537 0x88d4, 0x0000001f, 0x00000010,
538 0x88d4, 0x0000001f, 0x00000010,
539 0x15c0, 0x000c0fc0, 0x000c0400
540 };
541
542 static const u32 oland_golden_rlc_registers[] =
543 {
544 0xc424, 0xffffffff, 0x00601005,
545 0xc47c, 0xffffffff, 0x10104040,
546 0xc488, 0xffffffff, 0x0100000a,
547 0xc314, 0xffffffff, 0x00000800,
548 0xc30c, 0xffffffff, 0x800000f4
549 };
550
551 static const u32 oland_golden_registers[] =
552 {
553 0x9a10, 0x00010000, 0x00018208,
554 0x9830, 0xffffffff, 0x00000000,
555 0x9834, 0xf00fffff, 0x00000400,
556 0x9838, 0x0002021c, 0x00020200,
557 0xc78, 0x00000080, 0x00000000,
558 0xd030, 0x000300c0, 0x00800040,
559 0xd830, 0x000300c0, 0x00800040,
560 0x5bb0, 0x000000f0, 0x00000070,
561 0x5bc0, 0x00200000, 0x50100000,
562 0x7030, 0x31000311, 0x00000011,
563 0x2ae4, 0x00073ffe, 0x000022a2,
564 0x240c, 0x000007ff, 0x00000000,
565 0x8a14, 0xf000001f, 0x00000007,
566 0x8b24, 0xffffffff, 0x00ffffff,
567 0x8b10, 0x0000ff0f, 0x00000000,
568 0x28a4c, 0x07ffffff, 0x4e000000,
569 0x28350, 0x3f3f3fff, 0x00000082,
570 0x30, 0x000000ff, 0x0040,
571 0x34, 0x00000040, 0x00004040,
572 0x9100, 0x07ffffff, 0x03000000,
573 0x9060, 0x0000007f, 0x00000020,
574 0x9508, 0x00010000, 0x00010000,
575 0xac14, 0x000003ff, 0x000000f3,
576 0xac10, 0xffffffff, 0x00000000,
577 0xac0c, 0xffffffff, 0x00003210,
578 0x88d4, 0x0000001f, 0x00000010,
579 0x15c0, 0x000c0fc0, 0x000c0400
580 };
581
582 static const u32 hainan_golden_registers[] =
583 {
584 0x9a10, 0x00010000, 0x00018208,
585 0x9830, 0xffffffff, 0x00000000,
586 0x9834, 0xf00fffff, 0x00000400,
587 0x9838, 0x0002021c, 0x00020200,
588 0xd0c0, 0xff000fff, 0x00000100,
589 0xd030, 0x000300c0, 0x00800040,
590 0xd8c0, 0xff000fff, 0x00000100,
591 0xd830, 0x000300c0, 0x00800040,
592 0x2ae4, 0x00073ffe, 0x000022a2,
593 0x240c, 0x000007ff, 0x00000000,
594 0x8a14, 0xf000001f, 0x00000007,
595 0x8b24, 0xffffffff, 0x00ffffff,
596 0x8b10, 0x0000ff0f, 0x00000000,
597 0x28a4c, 0x07ffffff, 0x4e000000,
598 0x28350, 0x3f3f3fff, 0x00000000,
599 0x30, 0x000000ff, 0x0040,
600 0x34, 0x00000040, 0x00004040,
601 0x9100, 0x03e00000, 0x03600000,
602 0x9060, 0x0000007f, 0x00000020,
603 0x9508, 0x00010000, 0x00010000,
604 0xac14, 0x000003ff, 0x000000f1,
605 0xac10, 0xffffffff, 0x00000000,
606 0xac0c, 0xffffffff, 0x00003210,
607 0x88d4, 0x0000001f, 0x00000010,
608 0x15c0, 0x000c0fc0, 0x000c0400
609 };
610
611 static const u32 hainan_golden_registers2[] =
612 {
613 0x98f8, 0xffffffff, 0x02010001
614 };
615
616 static const u32 tahiti_mgcg_cgcg_init[] =
617 {
618 0xc400, 0xffffffff, 0xfffffffc,
619 0x802c, 0xffffffff, 0xe0000000,
620 0x9a60, 0xffffffff, 0x00000100,
621 0x92a4, 0xffffffff, 0x00000100,
622 0xc164, 0xffffffff, 0x00000100,
623 0x9774, 0xffffffff, 0x00000100,
624 0x8984, 0xffffffff, 0x06000100,
625 0x8a18, 0xffffffff, 0x00000100,
626 0x92a0, 0xffffffff, 0x00000100,
627 0xc380, 0xffffffff, 0x00000100,
628 0x8b28, 0xffffffff, 0x00000100,
629 0x9144, 0xffffffff, 0x00000100,
630 0x8d88, 0xffffffff, 0x00000100,
631 0x8d8c, 0xffffffff, 0x00000100,
632 0x9030, 0xffffffff, 0x00000100,
633 0x9034, 0xffffffff, 0x00000100,
634 0x9038, 0xffffffff, 0x00000100,
635 0x903c, 0xffffffff, 0x00000100,
636 0xad80, 0xffffffff, 0x00000100,
637 0xac54, 0xffffffff, 0x00000100,
638 0x897c, 0xffffffff, 0x06000100,
639 0x9868, 0xffffffff, 0x00000100,
640 0x9510, 0xffffffff, 0x00000100,
641 0xaf04, 0xffffffff, 0x00000100,
642 0xae04, 0xffffffff, 0x00000100,
643 0x949c, 0xffffffff, 0x00000100,
644 0x802c, 0xffffffff, 0xe0000000,
645 0x9160, 0xffffffff, 0x00010000,
646 0x9164, 0xffffffff, 0x00030002,
647 0x9168, 0xffffffff, 0x00040007,
648 0x916c, 0xffffffff, 0x00060005,
649 0x9170, 0xffffffff, 0x00090008,
650 0x9174, 0xffffffff, 0x00020001,
651 0x9178, 0xffffffff, 0x00040003,
652 0x917c, 0xffffffff, 0x00000007,
653 0x9180, 0xffffffff, 0x00060005,
654 0x9184, 0xffffffff, 0x00090008,
655 0x9188, 0xffffffff, 0x00030002,
656 0x918c, 0xffffffff, 0x00050004,
657 0x9190, 0xffffffff, 0x00000008,
658 0x9194, 0xffffffff, 0x00070006,
659 0x9198, 0xffffffff, 0x000a0009,
660 0x919c, 0xffffffff, 0x00040003,
661 0x91a0, 0xffffffff, 0x00060005,
662 0x91a4, 0xffffffff, 0x00000009,
663 0x91a8, 0xffffffff, 0x00080007,
664 0x91ac, 0xffffffff, 0x000b000a,
665 0x91b0, 0xffffffff, 0x00050004,
666 0x91b4, 0xffffffff, 0x00070006,
667 0x91b8, 0xffffffff, 0x0008000b,
668 0x91bc, 0xffffffff, 0x000a0009,
669 0x91c0, 0xffffffff, 0x000d000c,
670 0x91c4, 0xffffffff, 0x00060005,
671 0x91c8, 0xffffffff, 0x00080007,
672 0x91cc, 0xffffffff, 0x0000000b,
673 0x91d0, 0xffffffff, 0x000a0009,
674 0x91d4, 0xffffffff, 0x000d000c,
675 0x91d8, 0xffffffff, 0x00070006,
676 0x91dc, 0xffffffff, 0x00090008,
677 0x91e0, 0xffffffff, 0x0000000c,
678 0x91e4, 0xffffffff, 0x000b000a,
679 0x91e8, 0xffffffff, 0x000e000d,
680 0x91ec, 0xffffffff, 0x00080007,
681 0x91f0, 0xffffffff, 0x000a0009,
682 0x91f4, 0xffffffff, 0x0000000d,
683 0x91f8, 0xffffffff, 0x000c000b,
684 0x91fc, 0xffffffff, 0x000f000e,
685 0x9200, 0xffffffff, 0x00090008,
686 0x9204, 0xffffffff, 0x000b000a,
687 0x9208, 0xffffffff, 0x000c000f,
688 0x920c, 0xffffffff, 0x000e000d,
689 0x9210, 0xffffffff, 0x00110010,
690 0x9214, 0xffffffff, 0x000a0009,
691 0x9218, 0xffffffff, 0x000c000b,
692 0x921c, 0xffffffff, 0x0000000f,
693 0x9220, 0xffffffff, 0x000e000d,
694 0x9224, 0xffffffff, 0x00110010,
695 0x9228, 0xffffffff, 0x000b000a,
696 0x922c, 0xffffffff, 0x000d000c,
697 0x9230, 0xffffffff, 0x00000010,
698 0x9234, 0xffffffff, 0x000f000e,
699 0x9238, 0xffffffff, 0x00120011,
700 0x923c, 0xffffffff, 0x000c000b,
701 0x9240, 0xffffffff, 0x000e000d,
702 0x9244, 0xffffffff, 0x00000011,
703 0x9248, 0xffffffff, 0x0010000f,
704 0x924c, 0xffffffff, 0x00130012,
705 0x9250, 0xffffffff, 0x000d000c,
706 0x9254, 0xffffffff, 0x000f000e,
707 0x9258, 0xffffffff, 0x00100013,
708 0x925c, 0xffffffff, 0x00120011,
709 0x9260, 0xffffffff, 0x00150014,
710 0x9264, 0xffffffff, 0x000e000d,
711 0x9268, 0xffffffff, 0x0010000f,
712 0x926c, 0xffffffff, 0x00000013,
713 0x9270, 0xffffffff, 0x00120011,
714 0x9274, 0xffffffff, 0x00150014,
715 0x9278, 0xffffffff, 0x000f000e,
716 0x927c, 0xffffffff, 0x00110010,
717 0x9280, 0xffffffff, 0x00000014,
718 0x9284, 0xffffffff, 0x00130012,
719 0x9288, 0xffffffff, 0x00160015,
720 0x928c, 0xffffffff, 0x0010000f,
721 0x9290, 0xffffffff, 0x00120011,
722 0x9294, 0xffffffff, 0x00000015,
723 0x9298, 0xffffffff, 0x00140013,
724 0x929c, 0xffffffff, 0x00170016,
725 0x9150, 0xffffffff, 0x96940200,
726 0x8708, 0xffffffff, 0x00900100,
727 0xc478, 0xffffffff, 0x00000080,
728 0xc404, 0xffffffff, 0x0020003f,
729 0x30, 0xffffffff, 0x0000001c,
730 0x34, 0x000f0000, 0x000f0000,
731 0x160c, 0xffffffff, 0x00000100,
732 0x1024, 0xffffffff, 0x00000100,
733 0x102c, 0x00000101, 0x00000000,
734 0x20a8, 0xffffffff, 0x00000104,
735 0x264c, 0x000c0000, 0x000c0000,
736 0x2648, 0x000c0000, 0x000c0000,
737 0x55e4, 0xff000fff, 0x00000100,
738 0x55e8, 0x00000001, 0x00000001,
739 0x2f50, 0x00000001, 0x00000001,
740 0x30cc, 0xc0000fff, 0x00000104,
741 0xc1e4, 0x00000001, 0x00000001,
742 0xd0c0, 0xfffffff0, 0x00000100,
743 0xd8c0, 0xfffffff0, 0x00000100
744 };
745
746 static const u32 pitcairn_mgcg_cgcg_init[] =
747 {
748 0xc400, 0xffffffff, 0xfffffffc,
749 0x802c, 0xffffffff, 0xe0000000,
750 0x9a60, 0xffffffff, 0x00000100,
751 0x92a4, 0xffffffff, 0x00000100,
752 0xc164, 0xffffffff, 0x00000100,
753 0x9774, 0xffffffff, 0x00000100,
754 0x8984, 0xffffffff, 0x06000100,
755 0x8a18, 0xffffffff, 0x00000100,
756 0x92a0, 0xffffffff, 0x00000100,
757 0xc380, 0xffffffff, 0x00000100,
758 0x8b28, 0xffffffff, 0x00000100,
759 0x9144, 0xffffffff, 0x00000100,
760 0x8d88, 0xffffffff, 0x00000100,
761 0x8d8c, 0xffffffff, 0x00000100,
762 0x9030, 0xffffffff, 0x00000100,
763 0x9034, 0xffffffff, 0x00000100,
764 0x9038, 0xffffffff, 0x00000100,
765 0x903c, 0xffffffff, 0x00000100,
766 0xad80, 0xffffffff, 0x00000100,
767 0xac54, 0xffffffff, 0x00000100,
768 0x897c, 0xffffffff, 0x06000100,
769 0x9868, 0xffffffff, 0x00000100,
770 0x9510, 0xffffffff, 0x00000100,
771 0xaf04, 0xffffffff, 0x00000100,
772 0xae04, 0xffffffff, 0x00000100,
773 0x949c, 0xffffffff, 0x00000100,
774 0x802c, 0xffffffff, 0xe0000000,
775 0x9160, 0xffffffff, 0x00010000,
776 0x9164, 0xffffffff, 0x00030002,
777 0x9168, 0xffffffff, 0x00040007,
778 0x916c, 0xffffffff, 0x00060005,
779 0x9170, 0xffffffff, 0x00090008,
780 0x9174, 0xffffffff, 0x00020001,
781 0x9178, 0xffffffff, 0x00040003,
782 0x917c, 0xffffffff, 0x00000007,
783 0x9180, 0xffffffff, 0x00060005,
784 0x9184, 0xffffffff, 0x00090008,
785 0x9188, 0xffffffff, 0x00030002,
786 0x918c, 0xffffffff, 0x00050004,
787 0x9190, 0xffffffff, 0x00000008,
788 0x9194, 0xffffffff, 0x00070006,
789 0x9198, 0xffffffff, 0x000a0009,
790 0x919c, 0xffffffff, 0x00040003,
791 0x91a0, 0xffffffff, 0x00060005,
792 0x91a4, 0xffffffff, 0x00000009,
793 0x91a8, 0xffffffff, 0x00080007,
794 0x91ac, 0xffffffff, 0x000b000a,
795 0x91b0, 0xffffffff, 0x00050004,
796 0x91b4, 0xffffffff, 0x00070006,
797 0x91b8, 0xffffffff, 0x0008000b,
798 0x91bc, 0xffffffff, 0x000a0009,
799 0x91c0, 0xffffffff, 0x000d000c,
800 0x9200, 0xffffffff, 0x00090008,
801 0x9204, 0xffffffff, 0x000b000a,
802 0x9208, 0xffffffff, 0x000c000f,
803 0x920c, 0xffffffff, 0x000e000d,
804 0x9210, 0xffffffff, 0x00110010,
805 0x9214, 0xffffffff, 0x000a0009,
806 0x9218, 0xffffffff, 0x000c000b,
807 0x921c, 0xffffffff, 0x0000000f,
808 0x9220, 0xffffffff, 0x000e000d,
809 0x9224, 0xffffffff, 0x00110010,
810 0x9228, 0xffffffff, 0x000b000a,
811 0x922c, 0xffffffff, 0x000d000c,
812 0x9230, 0xffffffff, 0x00000010,
813 0x9234, 0xffffffff, 0x000f000e,
814 0x9238, 0xffffffff, 0x00120011,
815 0x923c, 0xffffffff, 0x000c000b,
816 0x9240, 0xffffffff, 0x000e000d,
817 0x9244, 0xffffffff, 0x00000011,
818 0x9248, 0xffffffff, 0x0010000f,
819 0x924c, 0xffffffff, 0x00130012,
820 0x9250, 0xffffffff, 0x000d000c,
821 0x9254, 0xffffffff, 0x000f000e,
822 0x9258, 0xffffffff, 0x00100013,
823 0x925c, 0xffffffff, 0x00120011,
824 0x9260, 0xffffffff, 0x00150014,
825 0x9150, 0xffffffff, 0x96940200,
826 0x8708, 0xffffffff, 0x00900100,
827 0xc478, 0xffffffff, 0x00000080,
828 0xc404, 0xffffffff, 0x0020003f,
829 0x30, 0xffffffff, 0x0000001c,
830 0x34, 0x000f0000, 0x000f0000,
831 0x160c, 0xffffffff, 0x00000100,
832 0x1024, 0xffffffff, 0x00000100,
833 0x102c, 0x00000101, 0x00000000,
834 0x20a8, 0xffffffff, 0x00000104,
835 0x55e4, 0xff000fff, 0x00000100,
836 0x55e8, 0x00000001, 0x00000001,
837 0x2f50, 0x00000001, 0x00000001,
838 0x30cc, 0xc0000fff, 0x00000104,
839 0xc1e4, 0x00000001, 0x00000001,
840 0xd0c0, 0xfffffff0, 0x00000100,
841 0xd8c0, 0xfffffff0, 0x00000100
842 };
843
844 static const u32 verde_mgcg_cgcg_init[] =
845 {
846 0xc400, 0xffffffff, 0xfffffffc,
847 0x802c, 0xffffffff, 0xe0000000,
848 0x9a60, 0xffffffff, 0x00000100,
849 0x92a4, 0xffffffff, 0x00000100,
850 0xc164, 0xffffffff, 0x00000100,
851 0x9774, 0xffffffff, 0x00000100,
852 0x8984, 0xffffffff, 0x06000100,
853 0x8a18, 0xffffffff, 0x00000100,
854 0x92a0, 0xffffffff, 0x00000100,
855 0xc380, 0xffffffff, 0x00000100,
856 0x8b28, 0xffffffff, 0x00000100,
857 0x9144, 0xffffffff, 0x00000100,
858 0x8d88, 0xffffffff, 0x00000100,
859 0x8d8c, 0xffffffff, 0x00000100,
860 0x9030, 0xffffffff, 0x00000100,
861 0x9034, 0xffffffff, 0x00000100,
862 0x9038, 0xffffffff, 0x00000100,
863 0x903c, 0xffffffff, 0x00000100,
864 0xad80, 0xffffffff, 0x00000100,
865 0xac54, 0xffffffff, 0x00000100,
866 0x897c, 0xffffffff, 0x06000100,
867 0x9868, 0xffffffff, 0x00000100,
868 0x9510, 0xffffffff, 0x00000100,
869 0xaf04, 0xffffffff, 0x00000100,
870 0xae04, 0xffffffff, 0x00000100,
871 0x949c, 0xffffffff, 0x00000100,
872 0x802c, 0xffffffff, 0xe0000000,
873 0x9160, 0xffffffff, 0x00010000,
874 0x9164, 0xffffffff, 0x00030002,
875 0x9168, 0xffffffff, 0x00040007,
876 0x916c, 0xffffffff, 0x00060005,
877 0x9170, 0xffffffff, 0x00090008,
878 0x9174, 0xffffffff, 0x00020001,
879 0x9178, 0xffffffff, 0x00040003,
880 0x917c, 0xffffffff, 0x00000007,
881 0x9180, 0xffffffff, 0x00060005,
882 0x9184, 0xffffffff, 0x00090008,
883 0x9188, 0xffffffff, 0x00030002,
884 0x918c, 0xffffffff, 0x00050004,
885 0x9190, 0xffffffff, 0x00000008,
886 0x9194, 0xffffffff, 0x00070006,
887 0x9198, 0xffffffff, 0x000a0009,
888 0x919c, 0xffffffff, 0x00040003,
889 0x91a0, 0xffffffff, 0x00060005,
890 0x91a4, 0xffffffff, 0x00000009,
891 0x91a8, 0xffffffff, 0x00080007,
892 0x91ac, 0xffffffff, 0x000b000a,
893 0x91b0, 0xffffffff, 0x00050004,
894 0x91b4, 0xffffffff, 0x00070006,
895 0x91b8, 0xffffffff, 0x0008000b,
896 0x91bc, 0xffffffff, 0x000a0009,
897 0x91c0, 0xffffffff, 0x000d000c,
898 0x9200, 0xffffffff, 0x00090008,
899 0x9204, 0xffffffff, 0x000b000a,
900 0x9208, 0xffffffff, 0x000c000f,
901 0x920c, 0xffffffff, 0x000e000d,
902 0x9210, 0xffffffff, 0x00110010,
903 0x9214, 0xffffffff, 0x000a0009,
904 0x9218, 0xffffffff, 0x000c000b,
905 0x921c, 0xffffffff, 0x0000000f,
906 0x9220, 0xffffffff, 0x000e000d,
907 0x9224, 0xffffffff, 0x00110010,
908 0x9228, 0xffffffff, 0x000b000a,
909 0x922c, 0xffffffff, 0x000d000c,
910 0x9230, 0xffffffff, 0x00000010,
911 0x9234, 0xffffffff, 0x000f000e,
912 0x9238, 0xffffffff, 0x00120011,
913 0x923c, 0xffffffff, 0x000c000b,
914 0x9240, 0xffffffff, 0x000e000d,
915 0x9244, 0xffffffff, 0x00000011,
916 0x9248, 0xffffffff, 0x0010000f,
917 0x924c, 0xffffffff, 0x00130012,
918 0x9250, 0xffffffff, 0x000d000c,
919 0x9254, 0xffffffff, 0x000f000e,
920 0x9258, 0xffffffff, 0x00100013,
921 0x925c, 0xffffffff, 0x00120011,
922 0x9260, 0xffffffff, 0x00150014,
923 0x9150, 0xffffffff, 0x96940200,
924 0x8708, 0xffffffff, 0x00900100,
925 0xc478, 0xffffffff, 0x00000080,
926 0xc404, 0xffffffff, 0x0020003f,
927 0x30, 0xffffffff, 0x0000001c,
928 0x34, 0x000f0000, 0x000f0000,
929 0x160c, 0xffffffff, 0x00000100,
930 0x1024, 0xffffffff, 0x00000100,
931 0x102c, 0x00000101, 0x00000000,
932 0x20a8, 0xffffffff, 0x00000104,
933 0x264c, 0x000c0000, 0x000c0000,
934 0x2648, 0x000c0000, 0x000c0000,
935 0x55e4, 0xff000fff, 0x00000100,
936 0x55e8, 0x00000001, 0x00000001,
937 0x2f50, 0x00000001, 0x00000001,
938 0x30cc, 0xc0000fff, 0x00000104,
939 0xc1e4, 0x00000001, 0x00000001,
940 0xd0c0, 0xfffffff0, 0x00000100,
941 0xd8c0, 0xfffffff0, 0x00000100
942 };
943
944 static const u32 oland_mgcg_cgcg_init[] =
945 {
946 0xc400, 0xffffffff, 0xfffffffc,
947 0x802c, 0xffffffff, 0xe0000000,
948 0x9a60, 0xffffffff, 0x00000100,
949 0x92a4, 0xffffffff, 0x00000100,
950 0xc164, 0xffffffff, 0x00000100,
951 0x9774, 0xffffffff, 0x00000100,
952 0x8984, 0xffffffff, 0x06000100,
953 0x8a18, 0xffffffff, 0x00000100,
954 0x92a0, 0xffffffff, 0x00000100,
955 0xc380, 0xffffffff, 0x00000100,
956 0x8b28, 0xffffffff, 0x00000100,
957 0x9144, 0xffffffff, 0x00000100,
958 0x8d88, 0xffffffff, 0x00000100,
959 0x8d8c, 0xffffffff, 0x00000100,
960 0x9030, 0xffffffff, 0x00000100,
961 0x9034, 0xffffffff, 0x00000100,
962 0x9038, 0xffffffff, 0x00000100,
963 0x903c, 0xffffffff, 0x00000100,
964 0xad80, 0xffffffff, 0x00000100,
965 0xac54, 0xffffffff, 0x00000100,
966 0x897c, 0xffffffff, 0x06000100,
967 0x9868, 0xffffffff, 0x00000100,
968 0x9510, 0xffffffff, 0x00000100,
969 0xaf04, 0xffffffff, 0x00000100,
970 0xae04, 0xffffffff, 0x00000100,
971 0x949c, 0xffffffff, 0x00000100,
972 0x802c, 0xffffffff, 0xe0000000,
973 0x9160, 0xffffffff, 0x00010000,
974 0x9164, 0xffffffff, 0x00030002,
975 0x9168, 0xffffffff, 0x00040007,
976 0x916c, 0xffffffff, 0x00060005,
977 0x9170, 0xffffffff, 0x00090008,
978 0x9174, 0xffffffff, 0x00020001,
979 0x9178, 0xffffffff, 0x00040003,
980 0x917c, 0xffffffff, 0x00000007,
981 0x9180, 0xffffffff, 0x00060005,
982 0x9184, 0xffffffff, 0x00090008,
983 0x9188, 0xffffffff, 0x00030002,
984 0x918c, 0xffffffff, 0x00050004,
985 0x9190, 0xffffffff, 0x00000008,
986 0x9194, 0xffffffff, 0x00070006,
987 0x9198, 0xffffffff, 0x000a0009,
988 0x919c, 0xffffffff, 0x00040003,
989 0x91a0, 0xffffffff, 0x00060005,
990 0x91a4, 0xffffffff, 0x00000009,
991 0x91a8, 0xffffffff, 0x00080007,
992 0x91ac, 0xffffffff, 0x000b000a,
993 0x91b0, 0xffffffff, 0x00050004,
994 0x91b4, 0xffffffff, 0x00070006,
995 0x91b8, 0xffffffff, 0x0008000b,
996 0x91bc, 0xffffffff, 0x000a0009,
997 0x91c0, 0xffffffff, 0x000d000c,
998 0x91c4, 0xffffffff, 0x00060005,
999 0x91c8, 0xffffffff, 0x00080007,
1000 0x91cc, 0xffffffff, 0x0000000b,
1001 0x91d0, 0xffffffff, 0x000a0009,
1002 0x91d4, 0xffffffff, 0x000d000c,
1003 0x9150, 0xffffffff, 0x96940200,
1004 0x8708, 0xffffffff, 0x00900100,
1005 0xc478, 0xffffffff, 0x00000080,
1006 0xc404, 0xffffffff, 0x0020003f,
1007 0x30, 0xffffffff, 0x0000001c,
1008 0x34, 0x000f0000, 0x000f0000,
1009 0x160c, 0xffffffff, 0x00000100,
1010 0x1024, 0xffffffff, 0x00000100,
1011 0x102c, 0x00000101, 0x00000000,
1012 0x20a8, 0xffffffff, 0x00000104,
1013 0x264c, 0x000c0000, 0x000c0000,
1014 0x2648, 0x000c0000, 0x000c0000,
1015 0x55e4, 0xff000fff, 0x00000100,
1016 0x55e8, 0x00000001, 0x00000001,
1017 0x2f50, 0x00000001, 0x00000001,
1018 0x30cc, 0xc0000fff, 0x00000104,
1019 0xc1e4, 0x00000001, 0x00000001,
1020 0xd0c0, 0xfffffff0, 0x00000100,
1021 0xd8c0, 0xfffffff0, 0x00000100
1022 };
1023
1024 static const u32 hainan_mgcg_cgcg_init[] =
1025 {
1026 0xc400, 0xffffffff, 0xfffffffc,
1027 0x802c, 0xffffffff, 0xe0000000,
1028 0x9a60, 0xffffffff, 0x00000100,
1029 0x92a4, 0xffffffff, 0x00000100,
1030 0xc164, 0xffffffff, 0x00000100,
1031 0x9774, 0xffffffff, 0x00000100,
1032 0x8984, 0xffffffff, 0x06000100,
1033 0x8a18, 0xffffffff, 0x00000100,
1034 0x92a0, 0xffffffff, 0x00000100,
1035 0xc380, 0xffffffff, 0x00000100,
1036 0x8b28, 0xffffffff, 0x00000100,
1037 0x9144, 0xffffffff, 0x00000100,
1038 0x8d88, 0xffffffff, 0x00000100,
1039 0x8d8c, 0xffffffff, 0x00000100,
1040 0x9030, 0xffffffff, 0x00000100,
1041 0x9034, 0xffffffff, 0x00000100,
1042 0x9038, 0xffffffff, 0x00000100,
1043 0x903c, 0xffffffff, 0x00000100,
1044 0xad80, 0xffffffff, 0x00000100,
1045 0xac54, 0xffffffff, 0x00000100,
1046 0x897c, 0xffffffff, 0x06000100,
1047 0x9868, 0xffffffff, 0x00000100,
1048 0x9510, 0xffffffff, 0x00000100,
1049 0xaf04, 0xffffffff, 0x00000100,
1050 0xae04, 0xffffffff, 0x00000100,
1051 0x949c, 0xffffffff, 0x00000100,
1052 0x802c, 0xffffffff, 0xe0000000,
1053 0x9160, 0xffffffff, 0x00010000,
1054 0x9164, 0xffffffff, 0x00030002,
1055 0x9168, 0xffffffff, 0x00040007,
1056 0x916c, 0xffffffff, 0x00060005,
1057 0x9170, 0xffffffff, 0x00090008,
1058 0x9174, 0xffffffff, 0x00020001,
1059 0x9178, 0xffffffff, 0x00040003,
1060 0x917c, 0xffffffff, 0x00000007,
1061 0x9180, 0xffffffff, 0x00060005,
1062 0x9184, 0xffffffff, 0x00090008,
1063 0x9188, 0xffffffff, 0x00030002,
1064 0x918c, 0xffffffff, 0x00050004,
1065 0x9190, 0xffffffff, 0x00000008,
1066 0x9194, 0xffffffff, 0x00070006,
1067 0x9198, 0xffffffff, 0x000a0009,
1068 0x919c, 0xffffffff, 0x00040003,
1069 0x91a0, 0xffffffff, 0x00060005,
1070 0x91a4, 0xffffffff, 0x00000009,
1071 0x91a8, 0xffffffff, 0x00080007,
1072 0x91ac, 0xffffffff, 0x000b000a,
1073 0x91b0, 0xffffffff, 0x00050004,
1074 0x91b4, 0xffffffff, 0x00070006,
1075 0x91b8, 0xffffffff, 0x0008000b,
1076 0x91bc, 0xffffffff, 0x000a0009,
1077 0x91c0, 0xffffffff, 0x000d000c,
1078 0x91c4, 0xffffffff, 0x00060005,
1079 0x91c8, 0xffffffff, 0x00080007,
1080 0x91cc, 0xffffffff, 0x0000000b,
1081 0x91d0, 0xffffffff, 0x000a0009,
1082 0x91d4, 0xffffffff, 0x000d000c,
1083 0x9150, 0xffffffff, 0x96940200,
1084 0x8708, 0xffffffff, 0x00900100,
1085 0xc478, 0xffffffff, 0x00000080,
1086 0xc404, 0xffffffff, 0x0020003f,
1087 0x30, 0xffffffff, 0x0000001c,
1088 0x34, 0x000f0000, 0x000f0000,
1089 0x160c, 0xffffffff, 0x00000100,
1090 0x1024, 0xffffffff, 0x00000100,
1091 0x20a8, 0xffffffff, 0x00000104,
1092 0x264c, 0x000c0000, 0x000c0000,
1093 0x2648, 0x000c0000, 0x000c0000,
1094 0x2f50, 0x00000001, 0x00000001,
1095 0x30cc, 0xc0000fff, 0x00000104,
1096 0xc1e4, 0x00000001, 0x00000001,
1097 0xd0c0, 0xfffffff0, 0x00000100,
1098 0xd8c0, 0xfffffff0, 0x00000100
1099 };
1100
1101 static u32 verde_pg_init[] =
1102 {
1103 0x353c, 0xffffffff, 0x40000,
1104 0x3538, 0xffffffff, 0x200010ff,
1105 0x353c, 0xffffffff, 0x0,
1106 0x353c, 0xffffffff, 0x0,
1107 0x353c, 0xffffffff, 0x0,
1108 0x353c, 0xffffffff, 0x0,
1109 0x353c, 0xffffffff, 0x0,
1110 0x353c, 0xffffffff, 0x7007,
1111 0x3538, 0xffffffff, 0x300010ff,
1112 0x353c, 0xffffffff, 0x0,
1113 0x353c, 0xffffffff, 0x0,
1114 0x353c, 0xffffffff, 0x0,
1115 0x353c, 0xffffffff, 0x0,
1116 0x353c, 0xffffffff, 0x0,
1117 0x353c, 0xffffffff, 0x400000,
1118 0x3538, 0xffffffff, 0x100010ff,
1119 0x353c, 0xffffffff, 0x0,
1120 0x353c, 0xffffffff, 0x0,
1121 0x353c, 0xffffffff, 0x0,
1122 0x353c, 0xffffffff, 0x0,
1123 0x353c, 0xffffffff, 0x0,
1124 0x353c, 0xffffffff, 0x120200,
1125 0x3538, 0xffffffff, 0x500010ff,
1126 0x353c, 0xffffffff, 0x0,
1127 0x353c, 0xffffffff, 0x0,
1128 0x353c, 0xffffffff, 0x0,
1129 0x353c, 0xffffffff, 0x0,
1130 0x353c, 0xffffffff, 0x0,
1131 0x353c, 0xffffffff, 0x1e1e16,
1132 0x3538, 0xffffffff, 0x600010ff,
1133 0x353c, 0xffffffff, 0x0,
1134 0x353c, 0xffffffff, 0x0,
1135 0x353c, 0xffffffff, 0x0,
1136 0x353c, 0xffffffff, 0x0,
1137 0x353c, 0xffffffff, 0x0,
1138 0x353c, 0xffffffff, 0x171f1e,
1139 0x3538, 0xffffffff, 0x700010ff,
1140 0x353c, 0xffffffff, 0x0,
1141 0x353c, 0xffffffff, 0x0,
1142 0x353c, 0xffffffff, 0x0,
1143 0x353c, 0xffffffff, 0x0,
1144 0x353c, 0xffffffff, 0x0,
1145 0x353c, 0xffffffff, 0x0,
1146 0x3538, 0xffffffff, 0x9ff,
1147 0x3500, 0xffffffff, 0x0,
1148 0x3504, 0xffffffff, 0x10000800,
1149 0x3504, 0xffffffff, 0xf,
1150 0x3504, 0xffffffff, 0xf,
1151 0x3500, 0xffffffff, 0x4,
1152 0x3504, 0xffffffff, 0x1000051e,
1153 0x3504, 0xffffffff, 0xffff,
1154 0x3504, 0xffffffff, 0xffff,
1155 0x3500, 0xffffffff, 0x8,
1156 0x3504, 0xffffffff, 0x80500,
1157 0x3500, 0xffffffff, 0x12,
1158 0x3504, 0xffffffff, 0x9050c,
1159 0x3500, 0xffffffff, 0x1d,
1160 0x3504, 0xffffffff, 0xb052c,
1161 0x3500, 0xffffffff, 0x2a,
1162 0x3504, 0xffffffff, 0x1053e,
1163 0x3500, 0xffffffff, 0x2d,
1164 0x3504, 0xffffffff, 0x10546,
1165 0x3500, 0xffffffff, 0x30,
1166 0x3504, 0xffffffff, 0xa054e,
1167 0x3500, 0xffffffff, 0x3c,
1168 0x3504, 0xffffffff, 0x1055f,
1169 0x3500, 0xffffffff, 0x3f,
1170 0x3504, 0xffffffff, 0x10567,
1171 0x3500, 0xffffffff, 0x42,
1172 0x3504, 0xffffffff, 0x1056f,
1173 0x3500, 0xffffffff, 0x45,
1174 0x3504, 0xffffffff, 0x10572,
1175 0x3500, 0xffffffff, 0x48,
1176 0x3504, 0xffffffff, 0x20575,
1177 0x3500, 0xffffffff, 0x4c,
1178 0x3504, 0xffffffff, 0x190801,
1179 0x3500, 0xffffffff, 0x67,
1180 0x3504, 0xffffffff, 0x1082a,
1181 0x3500, 0xffffffff, 0x6a,
1182 0x3504, 0xffffffff, 0x1b082d,
1183 0x3500, 0xffffffff, 0x87,
1184 0x3504, 0xffffffff, 0x310851,
1185 0x3500, 0xffffffff, 0xba,
1186 0x3504, 0xffffffff, 0x891,
1187 0x3500, 0xffffffff, 0xbc,
1188 0x3504, 0xffffffff, 0x893,
1189 0x3500, 0xffffffff, 0xbe,
1190 0x3504, 0xffffffff, 0x20895,
1191 0x3500, 0xffffffff, 0xc2,
1192 0x3504, 0xffffffff, 0x20899,
1193 0x3500, 0xffffffff, 0xc6,
1194 0x3504, 0xffffffff, 0x2089d,
1195 0x3500, 0xffffffff, 0xca,
1196 0x3504, 0xffffffff, 0x8a1,
1197 0x3500, 0xffffffff, 0xcc,
1198 0x3504, 0xffffffff, 0x8a3,
1199 0x3500, 0xffffffff, 0xce,
1200 0x3504, 0xffffffff, 0x308a5,
1201 0x3500, 0xffffffff, 0xd3,
1202 0x3504, 0xffffffff, 0x6d08cd,
1203 0x3500, 0xffffffff, 0x142,
1204 0x3504, 0xffffffff, 0x2000095a,
1205 0x3504, 0xffffffff, 0x1,
1206 0x3500, 0xffffffff, 0x144,
1207 0x3504, 0xffffffff, 0x301f095b,
1208 0x3500, 0xffffffff, 0x165,
1209 0x3504, 0xffffffff, 0xc094d,
1210 0x3500, 0xffffffff, 0x173,
1211 0x3504, 0xffffffff, 0xf096d,
1212 0x3500, 0xffffffff, 0x184,
1213 0x3504, 0xffffffff, 0x15097f,
1214 0x3500, 0xffffffff, 0x19b,
1215 0x3504, 0xffffffff, 0xc0998,
1216 0x3500, 0xffffffff, 0x1a9,
1217 0x3504, 0xffffffff, 0x409a7,
1218 0x3500, 0xffffffff, 0x1af,
1219 0x3504, 0xffffffff, 0xcdc,
1220 0x3500, 0xffffffff, 0x1b1,
1221 0x3504, 0xffffffff, 0x800,
1222 0x3508, 0xffffffff, 0x6c9b2000,
1223 0x3510, 0xfc00, 0x2000,
1224 0x3544, 0xffffffff, 0xfc0,
1225 0x28d4, 0x00000100, 0x100
1226 };
1227
si_init_golden_registers(struct radeon_device * rdev)1228 static void si_init_golden_registers(struct radeon_device *rdev)
1229 {
1230 switch (rdev->family) {
1231 case CHIP_TAHITI:
1232 radeon_program_register_sequence(rdev,
1233 tahiti_golden_registers,
1234 (const u32)ARRAY_SIZE(tahiti_golden_registers));
1235 radeon_program_register_sequence(rdev,
1236 tahiti_golden_rlc_registers,
1237 (const u32)ARRAY_SIZE(tahiti_golden_rlc_registers));
1238 radeon_program_register_sequence(rdev,
1239 tahiti_mgcg_cgcg_init,
1240 (const u32)ARRAY_SIZE(tahiti_mgcg_cgcg_init));
1241 radeon_program_register_sequence(rdev,
1242 tahiti_golden_registers2,
1243 (const u32)ARRAY_SIZE(tahiti_golden_registers2));
1244 break;
1245 case CHIP_PITCAIRN:
1246 radeon_program_register_sequence(rdev,
1247 pitcairn_golden_registers,
1248 (const u32)ARRAY_SIZE(pitcairn_golden_registers));
1249 radeon_program_register_sequence(rdev,
1250 pitcairn_golden_rlc_registers,
1251 (const u32)ARRAY_SIZE(pitcairn_golden_rlc_registers));
1252 radeon_program_register_sequence(rdev,
1253 pitcairn_mgcg_cgcg_init,
1254 (const u32)ARRAY_SIZE(pitcairn_mgcg_cgcg_init));
1255 break;
1256 case CHIP_VERDE:
1257 radeon_program_register_sequence(rdev,
1258 verde_golden_registers,
1259 (const u32)ARRAY_SIZE(verde_golden_registers));
1260 radeon_program_register_sequence(rdev,
1261 verde_golden_rlc_registers,
1262 (const u32)ARRAY_SIZE(verde_golden_rlc_registers));
1263 radeon_program_register_sequence(rdev,
1264 verde_mgcg_cgcg_init,
1265 (const u32)ARRAY_SIZE(verde_mgcg_cgcg_init));
1266 radeon_program_register_sequence(rdev,
1267 verde_pg_init,
1268 (const u32)ARRAY_SIZE(verde_pg_init));
1269 break;
1270 case CHIP_OLAND:
1271 radeon_program_register_sequence(rdev,
1272 oland_golden_registers,
1273 (const u32)ARRAY_SIZE(oland_golden_registers));
1274 radeon_program_register_sequence(rdev,
1275 oland_golden_rlc_registers,
1276 (const u32)ARRAY_SIZE(oland_golden_rlc_registers));
1277 radeon_program_register_sequence(rdev,
1278 oland_mgcg_cgcg_init,
1279 (const u32)ARRAY_SIZE(oland_mgcg_cgcg_init));
1280 break;
1281 case CHIP_HAINAN:
1282 radeon_program_register_sequence(rdev,
1283 hainan_golden_registers,
1284 (const u32)ARRAY_SIZE(hainan_golden_registers));
1285 radeon_program_register_sequence(rdev,
1286 hainan_golden_registers2,
1287 (const u32)ARRAY_SIZE(hainan_golden_registers2));
1288 radeon_program_register_sequence(rdev,
1289 hainan_mgcg_cgcg_init,
1290 (const u32)ARRAY_SIZE(hainan_mgcg_cgcg_init));
1291 break;
1292 default:
1293 break;
1294 }
1295 }
1296
1297 /**
1298 * si_get_allowed_info_register - fetch the register for the info ioctl
1299 *
1300 * @rdev: radeon_device pointer
1301 * @reg: register offset in bytes
1302 * @val: register value
1303 *
1304 * Returns 0 for success or -EINVAL for an invalid register
1305 *
1306 */
si_get_allowed_info_register(struct radeon_device * rdev,u32 reg,u32 * val)1307 int si_get_allowed_info_register(struct radeon_device *rdev,
1308 u32 reg, u32 *val)
1309 {
1310 switch (reg) {
1311 case GRBM_STATUS:
1312 case GRBM_STATUS2:
1313 case GRBM_STATUS_SE0:
1314 case GRBM_STATUS_SE1:
1315 case SRBM_STATUS:
1316 case SRBM_STATUS2:
1317 case (DMA_STATUS_REG + DMA0_REGISTER_OFFSET):
1318 case (DMA_STATUS_REG + DMA1_REGISTER_OFFSET):
1319 case UVD_STATUS:
1320 *val = RREG32(reg);
1321 return 0;
1322 default:
1323 return -EINVAL;
1324 }
1325 }
1326
1327 #define PCIE_BUS_CLK 10000
1328 #define TCLK (PCIE_BUS_CLK / 10)
1329
1330 /**
1331 * si_get_xclk - get the xclk
1332 *
1333 * @rdev: radeon_device pointer
1334 *
1335 * Returns the reference clock used by the gfx engine
1336 * (SI).
1337 */
si_get_xclk(struct radeon_device * rdev)1338 u32 si_get_xclk(struct radeon_device *rdev)
1339 {
1340 u32 reference_clock = rdev->clock.spll.reference_freq;
1341 u32 tmp;
1342
1343 tmp = RREG32(CG_CLKPIN_CNTL_2);
1344 if (tmp & MUX_TCLK_TO_XCLK)
1345 return TCLK;
1346
1347 tmp = RREG32(CG_CLKPIN_CNTL);
1348 if (tmp & XTALIN_DIVIDE)
1349 return reference_clock / 4;
1350
1351 return reference_clock;
1352 }
1353
1354 /* get temperature in millidegrees */
si_get_temp(struct radeon_device * rdev)1355 int si_get_temp(struct radeon_device *rdev)
1356 {
1357 u32 temp;
1358 int actual_temp = 0;
1359
1360 temp = (RREG32(CG_MULT_THERMAL_STATUS) & CTF_TEMP_MASK) >>
1361 CTF_TEMP_SHIFT;
1362
1363 if (temp & 0x200)
1364 actual_temp = 255;
1365 else
1366 actual_temp = temp & 0x1ff;
1367
1368 actual_temp = (actual_temp * 1000);
1369
1370 return actual_temp;
1371 }
1372
1373 #define TAHITI_IO_MC_REGS_SIZE 36
1374
1375 static const u32 tahiti_io_mc_regs[TAHITI_IO_MC_REGS_SIZE][2] = {
1376 {0x0000006f, 0x03044000},
1377 {0x00000070, 0x0480c018},
1378 {0x00000071, 0x00000040},
1379 {0x00000072, 0x01000000},
1380 {0x00000074, 0x000000ff},
1381 {0x00000075, 0x00143400},
1382 {0x00000076, 0x08ec0800},
1383 {0x00000077, 0x040000cc},
1384 {0x00000079, 0x00000000},
1385 {0x0000007a, 0x21000409},
1386 {0x0000007c, 0x00000000},
1387 {0x0000007d, 0xe8000000},
1388 {0x0000007e, 0x044408a8},
1389 {0x0000007f, 0x00000003},
1390 {0x00000080, 0x00000000},
1391 {0x00000081, 0x01000000},
1392 {0x00000082, 0x02000000},
1393 {0x00000083, 0x00000000},
1394 {0x00000084, 0xe3f3e4f4},
1395 {0x00000085, 0x00052024},
1396 {0x00000087, 0x00000000},
1397 {0x00000088, 0x66036603},
1398 {0x00000089, 0x01000000},
1399 {0x0000008b, 0x1c0a0000},
1400 {0x0000008c, 0xff010000},
1401 {0x0000008e, 0xffffefff},
1402 {0x0000008f, 0xfff3efff},
1403 {0x00000090, 0xfff3efbf},
1404 {0x00000094, 0x00101101},
1405 {0x00000095, 0x00000fff},
1406 {0x00000096, 0x00116fff},
1407 {0x00000097, 0x60010000},
1408 {0x00000098, 0x10010000},
1409 {0x00000099, 0x00006000},
1410 {0x0000009a, 0x00001000},
1411 {0x0000009f, 0x00a77400}
1412 };
1413
1414 static const u32 pitcairn_io_mc_regs[TAHITI_IO_MC_REGS_SIZE][2] = {
1415 {0x0000006f, 0x03044000},
1416 {0x00000070, 0x0480c018},
1417 {0x00000071, 0x00000040},
1418 {0x00000072, 0x01000000},
1419 {0x00000074, 0x000000ff},
1420 {0x00000075, 0x00143400},
1421 {0x00000076, 0x08ec0800},
1422 {0x00000077, 0x040000cc},
1423 {0x00000079, 0x00000000},
1424 {0x0000007a, 0x21000409},
1425 {0x0000007c, 0x00000000},
1426 {0x0000007d, 0xe8000000},
1427 {0x0000007e, 0x044408a8},
1428 {0x0000007f, 0x00000003},
1429 {0x00000080, 0x00000000},
1430 {0x00000081, 0x01000000},
1431 {0x00000082, 0x02000000},
1432 {0x00000083, 0x00000000},
1433 {0x00000084, 0xe3f3e4f4},
1434 {0x00000085, 0x00052024},
1435 {0x00000087, 0x00000000},
1436 {0x00000088, 0x66036603},
1437 {0x00000089, 0x01000000},
1438 {0x0000008b, 0x1c0a0000},
1439 {0x0000008c, 0xff010000},
1440 {0x0000008e, 0xffffefff},
1441 {0x0000008f, 0xfff3efff},
1442 {0x00000090, 0xfff3efbf},
1443 {0x00000094, 0x00101101},
1444 {0x00000095, 0x00000fff},
1445 {0x00000096, 0x00116fff},
1446 {0x00000097, 0x60010000},
1447 {0x00000098, 0x10010000},
1448 {0x00000099, 0x00006000},
1449 {0x0000009a, 0x00001000},
1450 {0x0000009f, 0x00a47400}
1451 };
1452
1453 static const u32 verde_io_mc_regs[TAHITI_IO_MC_REGS_SIZE][2] = {
1454 {0x0000006f, 0x03044000},
1455 {0x00000070, 0x0480c018},
1456 {0x00000071, 0x00000040},
1457 {0x00000072, 0x01000000},
1458 {0x00000074, 0x000000ff},
1459 {0x00000075, 0x00143400},
1460 {0x00000076, 0x08ec0800},
1461 {0x00000077, 0x040000cc},
1462 {0x00000079, 0x00000000},
1463 {0x0000007a, 0x21000409},
1464 {0x0000007c, 0x00000000},
1465 {0x0000007d, 0xe8000000},
1466 {0x0000007e, 0x044408a8},
1467 {0x0000007f, 0x00000003},
1468 {0x00000080, 0x00000000},
1469 {0x00000081, 0x01000000},
1470 {0x00000082, 0x02000000},
1471 {0x00000083, 0x00000000},
1472 {0x00000084, 0xe3f3e4f4},
1473 {0x00000085, 0x00052024},
1474 {0x00000087, 0x00000000},
1475 {0x00000088, 0x66036603},
1476 {0x00000089, 0x01000000},
1477 {0x0000008b, 0x1c0a0000},
1478 {0x0000008c, 0xff010000},
1479 {0x0000008e, 0xffffefff},
1480 {0x0000008f, 0xfff3efff},
1481 {0x00000090, 0xfff3efbf},
1482 {0x00000094, 0x00101101},
1483 {0x00000095, 0x00000fff},
1484 {0x00000096, 0x00116fff},
1485 {0x00000097, 0x60010000},
1486 {0x00000098, 0x10010000},
1487 {0x00000099, 0x00006000},
1488 {0x0000009a, 0x00001000},
1489 {0x0000009f, 0x00a37400}
1490 };
1491
1492 static const u32 oland_io_mc_regs[TAHITI_IO_MC_REGS_SIZE][2] = {
1493 {0x0000006f, 0x03044000},
1494 {0x00000070, 0x0480c018},
1495 {0x00000071, 0x00000040},
1496 {0x00000072, 0x01000000},
1497 {0x00000074, 0x000000ff},
1498 {0x00000075, 0x00143400},
1499 {0x00000076, 0x08ec0800},
1500 {0x00000077, 0x040000cc},
1501 {0x00000079, 0x00000000},
1502 {0x0000007a, 0x21000409},
1503 {0x0000007c, 0x00000000},
1504 {0x0000007d, 0xe8000000},
1505 {0x0000007e, 0x044408a8},
1506 {0x0000007f, 0x00000003},
1507 {0x00000080, 0x00000000},
1508 {0x00000081, 0x01000000},
1509 {0x00000082, 0x02000000},
1510 {0x00000083, 0x00000000},
1511 {0x00000084, 0xe3f3e4f4},
1512 {0x00000085, 0x00052024},
1513 {0x00000087, 0x00000000},
1514 {0x00000088, 0x66036603},
1515 {0x00000089, 0x01000000},
1516 {0x0000008b, 0x1c0a0000},
1517 {0x0000008c, 0xff010000},
1518 {0x0000008e, 0xffffefff},
1519 {0x0000008f, 0xfff3efff},
1520 {0x00000090, 0xfff3efbf},
1521 {0x00000094, 0x00101101},
1522 {0x00000095, 0x00000fff},
1523 {0x00000096, 0x00116fff},
1524 {0x00000097, 0x60010000},
1525 {0x00000098, 0x10010000},
1526 {0x00000099, 0x00006000},
1527 {0x0000009a, 0x00001000},
1528 {0x0000009f, 0x00a17730}
1529 };
1530
1531 static const u32 hainan_io_mc_regs[TAHITI_IO_MC_REGS_SIZE][2] = {
1532 {0x0000006f, 0x03044000},
1533 {0x00000070, 0x0480c018},
1534 {0x00000071, 0x00000040},
1535 {0x00000072, 0x01000000},
1536 {0x00000074, 0x000000ff},
1537 {0x00000075, 0x00143400},
1538 {0x00000076, 0x08ec0800},
1539 {0x00000077, 0x040000cc},
1540 {0x00000079, 0x00000000},
1541 {0x0000007a, 0x21000409},
1542 {0x0000007c, 0x00000000},
1543 {0x0000007d, 0xe8000000},
1544 {0x0000007e, 0x044408a8},
1545 {0x0000007f, 0x00000003},
1546 {0x00000080, 0x00000000},
1547 {0x00000081, 0x01000000},
1548 {0x00000082, 0x02000000},
1549 {0x00000083, 0x00000000},
1550 {0x00000084, 0xe3f3e4f4},
1551 {0x00000085, 0x00052024},
1552 {0x00000087, 0x00000000},
1553 {0x00000088, 0x66036603},
1554 {0x00000089, 0x01000000},
1555 {0x0000008b, 0x1c0a0000},
1556 {0x0000008c, 0xff010000},
1557 {0x0000008e, 0xffffefff},
1558 {0x0000008f, 0xfff3efff},
1559 {0x00000090, 0xfff3efbf},
1560 {0x00000094, 0x00101101},
1561 {0x00000095, 0x00000fff},
1562 {0x00000096, 0x00116fff},
1563 {0x00000097, 0x60010000},
1564 {0x00000098, 0x10010000},
1565 {0x00000099, 0x00006000},
1566 {0x0000009a, 0x00001000},
1567 {0x0000009f, 0x00a07730}
1568 };
1569
1570 /* ucode loading */
si_mc_load_microcode(struct radeon_device * rdev)1571 int si_mc_load_microcode(struct radeon_device *rdev)
1572 {
1573 const __be32 *fw_data = NULL;
1574 const __le32 *new_fw_data = NULL;
1575 u32 running;
1576 u32 *io_mc_regs = NULL;
1577 const __le32 *new_io_mc_regs = NULL;
1578 int i, regs_size, ucode_size;
1579
1580 if (!rdev->mc_fw)
1581 return -EINVAL;
1582
1583 if (rdev->new_fw) {
1584 const struct mc_firmware_header_v1_0 *hdr =
1585 (const struct mc_firmware_header_v1_0 *)rdev->mc_fw->data;
1586
1587 radeon_ucode_print_mc_hdr(&hdr->header);
1588 regs_size = le32_to_cpu(hdr->io_debug_size_bytes) / (4 * 2);
1589 new_io_mc_regs = (const __le32 *)
1590 (rdev->mc_fw->data + le32_to_cpu(hdr->io_debug_array_offset_bytes));
1591 ucode_size = le32_to_cpu(hdr->header.ucode_size_bytes) / 4;
1592 new_fw_data = (const __le32 *)
1593 (rdev->mc_fw->data + le32_to_cpu(hdr->header.ucode_array_offset_bytes));
1594 } else {
1595 ucode_size = rdev->mc_fw->size / 4;
1596
1597 switch (rdev->family) {
1598 case CHIP_TAHITI:
1599 io_mc_regs = (u32 *)&tahiti_io_mc_regs;
1600 regs_size = TAHITI_IO_MC_REGS_SIZE;
1601 break;
1602 case CHIP_PITCAIRN:
1603 io_mc_regs = (u32 *)&pitcairn_io_mc_regs;
1604 regs_size = TAHITI_IO_MC_REGS_SIZE;
1605 break;
1606 case CHIP_VERDE:
1607 default:
1608 io_mc_regs = (u32 *)&verde_io_mc_regs;
1609 regs_size = TAHITI_IO_MC_REGS_SIZE;
1610 break;
1611 case CHIP_OLAND:
1612 io_mc_regs = (u32 *)&oland_io_mc_regs;
1613 regs_size = TAHITI_IO_MC_REGS_SIZE;
1614 break;
1615 case CHIP_HAINAN:
1616 io_mc_regs = (u32 *)&hainan_io_mc_regs;
1617 regs_size = TAHITI_IO_MC_REGS_SIZE;
1618 break;
1619 }
1620 fw_data = (const __be32 *)rdev->mc_fw->data;
1621 }
1622
1623 running = RREG32(MC_SEQ_SUP_CNTL) & RUN_MASK;
1624
1625 if (running == 0) {
1626 /* reset the engine and set to writable */
1627 WREG32(MC_SEQ_SUP_CNTL, 0x00000008);
1628 WREG32(MC_SEQ_SUP_CNTL, 0x00000010);
1629
1630 /* load mc io regs */
1631 for (i = 0; i < regs_size; i++) {
1632 if (rdev->new_fw) {
1633 WREG32(MC_SEQ_IO_DEBUG_INDEX, le32_to_cpup(new_io_mc_regs++));
1634 WREG32(MC_SEQ_IO_DEBUG_DATA, le32_to_cpup(new_io_mc_regs++));
1635 } else {
1636 WREG32(MC_SEQ_IO_DEBUG_INDEX, io_mc_regs[(i << 1)]);
1637 WREG32(MC_SEQ_IO_DEBUG_DATA, io_mc_regs[(i << 1) + 1]);
1638 }
1639 }
1640 /* load the MC ucode */
1641 for (i = 0; i < ucode_size; i++) {
1642 if (rdev->new_fw)
1643 WREG32(MC_SEQ_SUP_PGM, le32_to_cpup(new_fw_data++));
1644 else
1645 WREG32(MC_SEQ_SUP_PGM, be32_to_cpup(fw_data++));
1646 }
1647
1648 /* put the engine back into the active state */
1649 WREG32(MC_SEQ_SUP_CNTL, 0x00000008);
1650 WREG32(MC_SEQ_SUP_CNTL, 0x00000004);
1651 WREG32(MC_SEQ_SUP_CNTL, 0x00000001);
1652
1653 /* wait for training to complete */
1654 for (i = 0; i < rdev->usec_timeout; i++) {
1655 if (RREG32(MC_SEQ_TRAIN_WAKEUP_CNTL) & TRAIN_DONE_D0)
1656 break;
1657 udelay(1);
1658 }
1659 for (i = 0; i < rdev->usec_timeout; i++) {
1660 if (RREG32(MC_SEQ_TRAIN_WAKEUP_CNTL) & TRAIN_DONE_D1)
1661 break;
1662 udelay(1);
1663 }
1664 }
1665
1666 return 0;
1667 }
1668
si_init_microcode(struct radeon_device * rdev)1669 static int si_init_microcode(struct radeon_device *rdev)
1670 {
1671 const char *chip_name;
1672 const char *new_chip_name;
1673 size_t pfp_req_size, me_req_size, ce_req_size, rlc_req_size, mc_req_size;
1674 size_t smc_req_size, mc2_req_size;
1675 char fw_name[30];
1676 int err;
1677 int new_fw = 0;
1678 bool new_smc = false;
1679 bool si58_fw = false;
1680 bool banks2_fw = false;
1681
1682 DRM_DEBUG("\n");
1683
1684 switch (rdev->family) {
1685 case CHIP_TAHITI:
1686 chip_name = "TAHITI";
1687 new_chip_name = "tahiti";
1688 pfp_req_size = SI_PFP_UCODE_SIZE * 4;
1689 me_req_size = SI_PM4_UCODE_SIZE * 4;
1690 ce_req_size = SI_CE_UCODE_SIZE * 4;
1691 rlc_req_size = SI_RLC_UCODE_SIZE * 4;
1692 mc_req_size = SI_MC_UCODE_SIZE * 4;
1693 mc2_req_size = TAHITI_MC_UCODE_SIZE * 4;
1694 smc_req_size = ALIGN(TAHITI_SMC_UCODE_SIZE, 4);
1695 break;
1696 case CHIP_PITCAIRN:
1697 chip_name = "PITCAIRN";
1698 if ((rdev->pdev->revision == 0x81) &&
1699 ((rdev->pdev->device == 0x6810) ||
1700 (rdev->pdev->device == 0x6811)))
1701 new_smc = true;
1702 new_chip_name = "pitcairn";
1703 pfp_req_size = SI_PFP_UCODE_SIZE * 4;
1704 me_req_size = SI_PM4_UCODE_SIZE * 4;
1705 ce_req_size = SI_CE_UCODE_SIZE * 4;
1706 rlc_req_size = SI_RLC_UCODE_SIZE * 4;
1707 mc_req_size = SI_MC_UCODE_SIZE * 4;
1708 mc2_req_size = PITCAIRN_MC_UCODE_SIZE * 4;
1709 smc_req_size = ALIGN(PITCAIRN_SMC_UCODE_SIZE, 4);
1710 break;
1711 case CHIP_VERDE:
1712 chip_name = "VERDE";
1713 if (((rdev->pdev->device == 0x6820) &&
1714 ((rdev->pdev->revision == 0x81) ||
1715 (rdev->pdev->revision == 0x83))) ||
1716 ((rdev->pdev->device == 0x6821) &&
1717 ((rdev->pdev->revision == 0x83) ||
1718 (rdev->pdev->revision == 0x87))) ||
1719 ((rdev->pdev->revision == 0x87) &&
1720 ((rdev->pdev->device == 0x6823) ||
1721 (rdev->pdev->device == 0x682b))))
1722 new_smc = true;
1723 new_chip_name = "verde";
1724 pfp_req_size = SI_PFP_UCODE_SIZE * 4;
1725 me_req_size = SI_PM4_UCODE_SIZE * 4;
1726 ce_req_size = SI_CE_UCODE_SIZE * 4;
1727 rlc_req_size = SI_RLC_UCODE_SIZE * 4;
1728 mc_req_size = SI_MC_UCODE_SIZE * 4;
1729 mc2_req_size = VERDE_MC_UCODE_SIZE * 4;
1730 smc_req_size = ALIGN(VERDE_SMC_UCODE_SIZE, 4);
1731 break;
1732 case CHIP_OLAND:
1733 chip_name = "OLAND";
1734 if (((rdev->pdev->revision == 0x81) &&
1735 ((rdev->pdev->device == 0x6600) ||
1736 (rdev->pdev->device == 0x6604) ||
1737 (rdev->pdev->device == 0x6605) ||
1738 (rdev->pdev->device == 0x6610))) ||
1739 ((rdev->pdev->revision == 0x83) &&
1740 (rdev->pdev->device == 0x6610)))
1741 new_smc = true;
1742 new_chip_name = "oland";
1743 pfp_req_size = SI_PFP_UCODE_SIZE * 4;
1744 me_req_size = SI_PM4_UCODE_SIZE * 4;
1745 ce_req_size = SI_CE_UCODE_SIZE * 4;
1746 rlc_req_size = SI_RLC_UCODE_SIZE * 4;
1747 mc_req_size = mc2_req_size = OLAND_MC_UCODE_SIZE * 4;
1748 smc_req_size = ALIGN(OLAND_SMC_UCODE_SIZE, 4);
1749 break;
1750 case CHIP_HAINAN:
1751 chip_name = "HAINAN";
1752 if (((rdev->pdev->revision == 0x81) &&
1753 (rdev->pdev->device == 0x6660)) ||
1754 ((rdev->pdev->revision == 0x83) &&
1755 ((rdev->pdev->device == 0x6660) ||
1756 (rdev->pdev->device == 0x6663) ||
1757 (rdev->pdev->device == 0x6665) ||
1758 (rdev->pdev->device == 0x6667))))
1759 new_smc = true;
1760 else if ((rdev->pdev->revision == 0xc3) &&
1761 (rdev->pdev->device == 0x6665))
1762 banks2_fw = true;
1763 new_chip_name = "hainan";
1764 pfp_req_size = SI_PFP_UCODE_SIZE * 4;
1765 me_req_size = SI_PM4_UCODE_SIZE * 4;
1766 ce_req_size = SI_CE_UCODE_SIZE * 4;
1767 rlc_req_size = SI_RLC_UCODE_SIZE * 4;
1768 mc_req_size = mc2_req_size = OLAND_MC_UCODE_SIZE * 4;
1769 smc_req_size = ALIGN(HAINAN_SMC_UCODE_SIZE, 4);
1770 break;
1771 default: BUG();
1772 }
1773
1774 /* this memory configuration requires special firmware */
1775 if (((RREG32(MC_SEQ_MISC0) & 0xff000000) >> 24) == 0x58)
1776 si58_fw = true;
1777
1778 DRM_INFO("Loading %s Microcode\n", new_chip_name);
1779
1780 snprintf(fw_name, sizeof(fw_name), "radeon/%s_pfp.bin", new_chip_name);
1781 err = request_firmware(&rdev->pfp_fw, fw_name, rdev->dev);
1782 if (err) {
1783 snprintf(fw_name, sizeof(fw_name), "radeon/%s_pfp.bin", chip_name);
1784 err = request_firmware(&rdev->pfp_fw, fw_name, rdev->dev);
1785 if (err)
1786 goto out;
1787 if (rdev->pfp_fw->size != pfp_req_size) {
1788 pr_err("si_cp: Bogus length %zu in firmware \"%s\"\n",
1789 rdev->pfp_fw->size, fw_name);
1790 err = -EINVAL;
1791 goto out;
1792 }
1793 } else {
1794 err = radeon_ucode_validate(rdev->pfp_fw);
1795 if (err) {
1796 pr_err("si_cp: validation failed for firmware \"%s\"\n",
1797 fw_name);
1798 goto out;
1799 } else {
1800 new_fw++;
1801 }
1802 }
1803
1804 snprintf(fw_name, sizeof(fw_name), "radeon/%s_me.bin", new_chip_name);
1805 err = request_firmware(&rdev->me_fw, fw_name, rdev->dev);
1806 if (err) {
1807 snprintf(fw_name, sizeof(fw_name), "radeon/%s_me.bin", chip_name);
1808 err = request_firmware(&rdev->me_fw, fw_name, rdev->dev);
1809 if (err)
1810 goto out;
1811 if (rdev->me_fw->size != me_req_size) {
1812 pr_err("si_cp: Bogus length %zu in firmware \"%s\"\n",
1813 rdev->me_fw->size, fw_name);
1814 err = -EINVAL;
1815 }
1816 } else {
1817 err = radeon_ucode_validate(rdev->me_fw);
1818 if (err) {
1819 pr_err("si_cp: validation failed for firmware \"%s\"\n",
1820 fw_name);
1821 goto out;
1822 } else {
1823 new_fw++;
1824 }
1825 }
1826
1827 snprintf(fw_name, sizeof(fw_name), "radeon/%s_ce.bin", new_chip_name);
1828 err = request_firmware(&rdev->ce_fw, fw_name, rdev->dev);
1829 if (err) {
1830 snprintf(fw_name, sizeof(fw_name), "radeon/%s_ce.bin", chip_name);
1831 err = request_firmware(&rdev->ce_fw, fw_name, rdev->dev);
1832 if (err)
1833 goto out;
1834 if (rdev->ce_fw->size != ce_req_size) {
1835 pr_err("si_cp: Bogus length %zu in firmware \"%s\"\n",
1836 rdev->ce_fw->size, fw_name);
1837 err = -EINVAL;
1838 }
1839 } else {
1840 err = radeon_ucode_validate(rdev->ce_fw);
1841 if (err) {
1842 pr_err("si_cp: validation failed for firmware \"%s\"\n",
1843 fw_name);
1844 goto out;
1845 } else {
1846 new_fw++;
1847 }
1848 }
1849
1850 snprintf(fw_name, sizeof(fw_name), "radeon/%s_rlc.bin", new_chip_name);
1851 err = request_firmware(&rdev->rlc_fw, fw_name, rdev->dev);
1852 if (err) {
1853 snprintf(fw_name, sizeof(fw_name), "radeon/%s_rlc.bin", chip_name);
1854 err = request_firmware(&rdev->rlc_fw, fw_name, rdev->dev);
1855 if (err)
1856 goto out;
1857 if (rdev->rlc_fw->size != rlc_req_size) {
1858 pr_err("si_rlc: Bogus length %zu in firmware \"%s\"\n",
1859 rdev->rlc_fw->size, fw_name);
1860 err = -EINVAL;
1861 }
1862 } else {
1863 err = radeon_ucode_validate(rdev->rlc_fw);
1864 if (err) {
1865 pr_err("si_cp: validation failed for firmware \"%s\"\n",
1866 fw_name);
1867 goto out;
1868 } else {
1869 new_fw++;
1870 }
1871 }
1872
1873 if (si58_fw)
1874 snprintf(fw_name, sizeof(fw_name), "radeon/si58_mc.bin");
1875 else
1876 snprintf(fw_name, sizeof(fw_name), "radeon/%s_mc.bin", new_chip_name);
1877 err = request_firmware(&rdev->mc_fw, fw_name, rdev->dev);
1878 if (err) {
1879 snprintf(fw_name, sizeof(fw_name), "radeon/%s_mc2.bin", chip_name);
1880 err = request_firmware(&rdev->mc_fw, fw_name, rdev->dev);
1881 if (err) {
1882 snprintf(fw_name, sizeof(fw_name), "radeon/%s_mc.bin", chip_name);
1883 err = request_firmware(&rdev->mc_fw, fw_name, rdev->dev);
1884 if (err)
1885 goto out;
1886 }
1887 if ((rdev->mc_fw->size != mc_req_size) &&
1888 (rdev->mc_fw->size != mc2_req_size)) {
1889 pr_err("si_mc: Bogus length %zu in firmware \"%s\"\n",
1890 rdev->mc_fw->size, fw_name);
1891 err = -EINVAL;
1892 }
1893 DRM_INFO("%s: %zu bytes\n", fw_name, rdev->mc_fw->size);
1894 } else {
1895 err = radeon_ucode_validate(rdev->mc_fw);
1896 if (err) {
1897 pr_err("si_cp: validation failed for firmware \"%s\"\n",
1898 fw_name);
1899 goto out;
1900 } else {
1901 new_fw++;
1902 }
1903 }
1904
1905 if (banks2_fw)
1906 snprintf(fw_name, sizeof(fw_name), "radeon/banks_k_2_smc.bin");
1907 else if (new_smc)
1908 snprintf(fw_name, sizeof(fw_name), "radeon/%s_k_smc.bin", new_chip_name);
1909 else
1910 snprintf(fw_name, sizeof(fw_name), "radeon/%s_smc.bin", new_chip_name);
1911 err = request_firmware(&rdev->smc_fw, fw_name, rdev->dev);
1912 if (err) {
1913 snprintf(fw_name, sizeof(fw_name), "radeon/%s_smc.bin", chip_name);
1914 err = request_firmware(&rdev->smc_fw, fw_name, rdev->dev);
1915 if (err) {
1916 pr_err("smc: error loading firmware \"%s\"\n", fw_name);
1917 release_firmware(rdev->smc_fw);
1918 rdev->smc_fw = NULL;
1919 err = 0;
1920 } else if (rdev->smc_fw->size != smc_req_size) {
1921 pr_err("si_smc: Bogus length %zu in firmware \"%s\"\n",
1922 rdev->smc_fw->size, fw_name);
1923 err = -EINVAL;
1924 }
1925 } else {
1926 err = radeon_ucode_validate(rdev->smc_fw);
1927 if (err) {
1928 pr_err("si_cp: validation failed for firmware \"%s\"\n",
1929 fw_name);
1930 goto out;
1931 } else {
1932 new_fw++;
1933 }
1934 }
1935
1936 if (new_fw == 0) {
1937 rdev->new_fw = false;
1938 } else if (new_fw < 6) {
1939 pr_err("si_fw: mixing new and old firmware!\n");
1940 err = -EINVAL;
1941 } else {
1942 rdev->new_fw = true;
1943 }
1944 out:
1945 if (err) {
1946 if (err != -EINVAL)
1947 pr_err("si_cp: Failed to load firmware \"%s\"\n",
1948 fw_name);
1949 release_firmware(rdev->pfp_fw);
1950 rdev->pfp_fw = NULL;
1951 release_firmware(rdev->me_fw);
1952 rdev->me_fw = NULL;
1953 release_firmware(rdev->ce_fw);
1954 rdev->ce_fw = NULL;
1955 release_firmware(rdev->rlc_fw);
1956 rdev->rlc_fw = NULL;
1957 release_firmware(rdev->mc_fw);
1958 rdev->mc_fw = NULL;
1959 release_firmware(rdev->smc_fw);
1960 rdev->smc_fw = NULL;
1961 }
1962 return err;
1963 }
1964
1965 /* watermark setup */
dce6_line_buffer_adjust(struct radeon_device * rdev,struct radeon_crtc * radeon_crtc,struct drm_display_mode * mode,struct drm_display_mode * other_mode)1966 static u32 dce6_line_buffer_adjust(struct radeon_device *rdev,
1967 struct radeon_crtc *radeon_crtc,
1968 struct drm_display_mode *mode,
1969 struct drm_display_mode *other_mode)
1970 {
1971 u32 tmp, buffer_alloc, i;
1972 u32 pipe_offset = radeon_crtc->crtc_id * 0x20;
1973 /*
1974 * Line Buffer Setup
1975 * There are 3 line buffers, each one shared by 2 display controllers.
1976 * DC_LB_MEMORY_SPLIT controls how that line buffer is shared between
1977 * the display controllers. The paritioning is done via one of four
1978 * preset allocations specified in bits 21:20:
1979 * 0 - half lb
1980 * 2 - whole lb, other crtc must be disabled
1981 */
1982 /* this can get tricky if we have two large displays on a paired group
1983 * of crtcs. Ideally for multiple large displays we'd assign them to
1984 * non-linked crtcs for maximum line buffer allocation.
1985 */
1986 if (radeon_crtc->base.enabled && mode) {
1987 if (other_mode) {
1988 tmp = 0; /* 1/2 */
1989 buffer_alloc = 1;
1990 } else {
1991 tmp = 2; /* whole */
1992 buffer_alloc = 2;
1993 }
1994 } else {
1995 tmp = 0;
1996 buffer_alloc = 0;
1997 }
1998
1999 WREG32(DC_LB_MEMORY_SPLIT + radeon_crtc->crtc_offset,
2000 DC_LB_MEMORY_CONFIG(tmp));
2001
2002 WREG32(PIPE0_DMIF_BUFFER_CONTROL + pipe_offset,
2003 DMIF_BUFFERS_ALLOCATED(buffer_alloc));
2004 for (i = 0; i < rdev->usec_timeout; i++) {
2005 if (RREG32(PIPE0_DMIF_BUFFER_CONTROL + pipe_offset) &
2006 DMIF_BUFFERS_ALLOCATED_COMPLETED)
2007 break;
2008 udelay(1);
2009 }
2010
2011 if (radeon_crtc->base.enabled && mode) {
2012 switch (tmp) {
2013 case 0:
2014 default:
2015 return 4096 * 2;
2016 case 2:
2017 return 8192 * 2;
2018 }
2019 }
2020
2021 /* controller not enabled, so no lb used */
2022 return 0;
2023 }
2024
si_get_number_of_dram_channels(struct radeon_device * rdev)2025 static u32 si_get_number_of_dram_channels(struct radeon_device *rdev)
2026 {
2027 u32 tmp = RREG32(MC_SHARED_CHMAP);
2028
2029 switch ((tmp & NOOFCHAN_MASK) >> NOOFCHAN_SHIFT) {
2030 case 0:
2031 default:
2032 return 1;
2033 case 1:
2034 return 2;
2035 case 2:
2036 return 4;
2037 case 3:
2038 return 8;
2039 case 4:
2040 return 3;
2041 case 5:
2042 return 6;
2043 case 6:
2044 return 10;
2045 case 7:
2046 return 12;
2047 case 8:
2048 return 16;
2049 }
2050 }
2051
2052 struct dce6_wm_params {
2053 u32 dram_channels; /* number of dram channels */
2054 u32 yclk; /* bandwidth per dram data pin in kHz */
2055 u32 sclk; /* engine clock in kHz */
2056 u32 disp_clk; /* display clock in kHz */
2057 u32 src_width; /* viewport width */
2058 u32 active_time; /* active display time in ns */
2059 u32 blank_time; /* blank time in ns */
2060 bool interlaced; /* mode is interlaced */
2061 fixed20_12 vsc; /* vertical scale ratio */
2062 u32 num_heads; /* number of active crtcs */
2063 u32 bytes_per_pixel; /* bytes per pixel display + overlay */
2064 u32 lb_size; /* line buffer allocated to pipe */
2065 u32 vtaps; /* vertical scaler taps */
2066 };
2067
dce6_dram_bandwidth(struct dce6_wm_params * wm)2068 static u32 dce6_dram_bandwidth(struct dce6_wm_params *wm)
2069 {
2070 /* Calculate raw DRAM Bandwidth */
2071 fixed20_12 dram_efficiency; /* 0.7 */
2072 fixed20_12 yclk, dram_channels, bandwidth;
2073 fixed20_12 a;
2074
2075 a.full = dfixed_const(1000);
2076 yclk.full = dfixed_const(wm->yclk);
2077 yclk.full = dfixed_div(yclk, a);
2078 dram_channels.full = dfixed_const(wm->dram_channels * 4);
2079 a.full = dfixed_const(10);
2080 dram_efficiency.full = dfixed_const(7);
2081 dram_efficiency.full = dfixed_div(dram_efficiency, a);
2082 bandwidth.full = dfixed_mul(dram_channels, yclk);
2083 bandwidth.full = dfixed_mul(bandwidth, dram_efficiency);
2084
2085 return dfixed_trunc(bandwidth);
2086 }
2087
dce6_dram_bandwidth_for_display(struct dce6_wm_params * wm)2088 static u32 dce6_dram_bandwidth_for_display(struct dce6_wm_params *wm)
2089 {
2090 /* Calculate DRAM Bandwidth and the part allocated to display. */
2091 fixed20_12 disp_dram_allocation; /* 0.3 to 0.7 */
2092 fixed20_12 yclk, dram_channels, bandwidth;
2093 fixed20_12 a;
2094
2095 a.full = dfixed_const(1000);
2096 yclk.full = dfixed_const(wm->yclk);
2097 yclk.full = dfixed_div(yclk, a);
2098 dram_channels.full = dfixed_const(wm->dram_channels * 4);
2099 a.full = dfixed_const(10);
2100 disp_dram_allocation.full = dfixed_const(3); /* XXX worse case value 0.3 */
2101 disp_dram_allocation.full = dfixed_div(disp_dram_allocation, a);
2102 bandwidth.full = dfixed_mul(dram_channels, yclk);
2103 bandwidth.full = dfixed_mul(bandwidth, disp_dram_allocation);
2104
2105 return dfixed_trunc(bandwidth);
2106 }
2107
dce6_data_return_bandwidth(struct dce6_wm_params * wm)2108 static u32 dce6_data_return_bandwidth(struct dce6_wm_params *wm)
2109 {
2110 /* Calculate the display Data return Bandwidth */
2111 fixed20_12 return_efficiency; /* 0.8 */
2112 fixed20_12 sclk, bandwidth;
2113 fixed20_12 a;
2114
2115 a.full = dfixed_const(1000);
2116 sclk.full = dfixed_const(wm->sclk);
2117 sclk.full = dfixed_div(sclk, a);
2118 a.full = dfixed_const(10);
2119 return_efficiency.full = dfixed_const(8);
2120 return_efficiency.full = dfixed_div(return_efficiency, a);
2121 a.full = dfixed_const(32);
2122 bandwidth.full = dfixed_mul(a, sclk);
2123 bandwidth.full = dfixed_mul(bandwidth, return_efficiency);
2124
2125 return dfixed_trunc(bandwidth);
2126 }
2127
dce6_get_dmif_bytes_per_request(struct dce6_wm_params * wm)2128 static u32 dce6_get_dmif_bytes_per_request(struct dce6_wm_params *wm)
2129 {
2130 return 32;
2131 }
2132
dce6_dmif_request_bandwidth(struct dce6_wm_params * wm)2133 static u32 dce6_dmif_request_bandwidth(struct dce6_wm_params *wm)
2134 {
2135 /* Calculate the DMIF Request Bandwidth */
2136 fixed20_12 disp_clk_request_efficiency; /* 0.8 */
2137 fixed20_12 disp_clk, sclk, bandwidth;
2138 fixed20_12 a, b1, b2;
2139 u32 min_bandwidth;
2140
2141 a.full = dfixed_const(1000);
2142 disp_clk.full = dfixed_const(wm->disp_clk);
2143 disp_clk.full = dfixed_div(disp_clk, a);
2144 a.full = dfixed_const(dce6_get_dmif_bytes_per_request(wm) / 2);
2145 b1.full = dfixed_mul(a, disp_clk);
2146
2147 a.full = dfixed_const(1000);
2148 sclk.full = dfixed_const(wm->sclk);
2149 sclk.full = dfixed_div(sclk, a);
2150 a.full = dfixed_const(dce6_get_dmif_bytes_per_request(wm));
2151 b2.full = dfixed_mul(a, sclk);
2152
2153 a.full = dfixed_const(10);
2154 disp_clk_request_efficiency.full = dfixed_const(8);
2155 disp_clk_request_efficiency.full = dfixed_div(disp_clk_request_efficiency, a);
2156
2157 min_bandwidth = min(dfixed_trunc(b1), dfixed_trunc(b2));
2158
2159 a.full = dfixed_const(min_bandwidth);
2160 bandwidth.full = dfixed_mul(a, disp_clk_request_efficiency);
2161
2162 return dfixed_trunc(bandwidth);
2163 }
2164
dce6_available_bandwidth(struct dce6_wm_params * wm)2165 static u32 dce6_available_bandwidth(struct dce6_wm_params *wm)
2166 {
2167 /* Calculate the Available bandwidth. Display can use this temporarily but not in average. */
2168 u32 dram_bandwidth = dce6_dram_bandwidth(wm);
2169 u32 data_return_bandwidth = dce6_data_return_bandwidth(wm);
2170 u32 dmif_req_bandwidth = dce6_dmif_request_bandwidth(wm);
2171
2172 return min(dram_bandwidth, min(data_return_bandwidth, dmif_req_bandwidth));
2173 }
2174
dce6_average_bandwidth(struct dce6_wm_params * wm)2175 static u32 dce6_average_bandwidth(struct dce6_wm_params *wm)
2176 {
2177 /* Calculate the display mode Average Bandwidth
2178 * DisplayMode should contain the source and destination dimensions,
2179 * timing, etc.
2180 */
2181 fixed20_12 bpp;
2182 fixed20_12 line_time;
2183 fixed20_12 src_width;
2184 fixed20_12 bandwidth;
2185 fixed20_12 a;
2186
2187 a.full = dfixed_const(1000);
2188 line_time.full = dfixed_const(wm->active_time + wm->blank_time);
2189 line_time.full = dfixed_div(line_time, a);
2190 bpp.full = dfixed_const(wm->bytes_per_pixel);
2191 src_width.full = dfixed_const(wm->src_width);
2192 bandwidth.full = dfixed_mul(src_width, bpp);
2193 bandwidth.full = dfixed_mul(bandwidth, wm->vsc);
2194 bandwidth.full = dfixed_div(bandwidth, line_time);
2195
2196 return dfixed_trunc(bandwidth);
2197 }
2198
dce6_latency_watermark(struct dce6_wm_params * wm)2199 static u32 dce6_latency_watermark(struct dce6_wm_params *wm)
2200 {
2201 /* First calcualte the latency in ns */
2202 u32 mc_latency = 2000; /* 2000 ns. */
2203 u32 available_bandwidth = dce6_available_bandwidth(wm);
2204 u32 worst_chunk_return_time = (512 * 8 * 1000) / available_bandwidth;
2205 u32 cursor_line_pair_return_time = (128 * 4 * 1000) / available_bandwidth;
2206 u32 dc_latency = 40000000 / wm->disp_clk; /* dc pipe latency */
2207 u32 other_heads_data_return_time = ((wm->num_heads + 1) * worst_chunk_return_time) +
2208 (wm->num_heads * cursor_line_pair_return_time);
2209 u32 latency = mc_latency + other_heads_data_return_time + dc_latency;
2210 u32 max_src_lines_per_dst_line, lb_fill_bw, line_fill_time;
2211 u32 tmp, dmif_size = 12288;
2212 fixed20_12 a, b, c;
2213
2214 if (wm->num_heads == 0)
2215 return 0;
2216
2217 a.full = dfixed_const(2);
2218 b.full = dfixed_const(1);
2219 if ((wm->vsc.full > a.full) ||
2220 ((wm->vsc.full > b.full) && (wm->vtaps >= 3)) ||
2221 (wm->vtaps >= 5) ||
2222 ((wm->vsc.full >= a.full) && wm->interlaced))
2223 max_src_lines_per_dst_line = 4;
2224 else
2225 max_src_lines_per_dst_line = 2;
2226
2227 a.full = dfixed_const(available_bandwidth);
2228 b.full = dfixed_const(wm->num_heads);
2229 a.full = dfixed_div(a, b);
2230 tmp = div_u64((u64) dmif_size * (u64) wm->disp_clk, mc_latency + 512);
2231 tmp = min(dfixed_trunc(a), tmp);
2232
2233 lb_fill_bw = min(tmp, wm->disp_clk * wm->bytes_per_pixel / 1000);
2234
2235 a.full = dfixed_const(max_src_lines_per_dst_line * wm->src_width * wm->bytes_per_pixel);
2236 b.full = dfixed_const(1000);
2237 c.full = dfixed_const(lb_fill_bw);
2238 b.full = dfixed_div(c, b);
2239 a.full = dfixed_div(a, b);
2240 line_fill_time = dfixed_trunc(a);
2241
2242 if (line_fill_time < wm->active_time)
2243 return latency;
2244 else
2245 return latency + (line_fill_time - wm->active_time);
2246
2247 }
2248
dce6_average_bandwidth_vs_dram_bandwidth_for_display(struct dce6_wm_params * wm)2249 static bool dce6_average_bandwidth_vs_dram_bandwidth_for_display(struct dce6_wm_params *wm)
2250 {
2251 if (dce6_average_bandwidth(wm) <=
2252 (dce6_dram_bandwidth_for_display(wm) / wm->num_heads))
2253 return true;
2254 else
2255 return false;
2256 };
2257
dce6_average_bandwidth_vs_available_bandwidth(struct dce6_wm_params * wm)2258 static bool dce6_average_bandwidth_vs_available_bandwidth(struct dce6_wm_params *wm)
2259 {
2260 if (dce6_average_bandwidth(wm) <=
2261 (dce6_available_bandwidth(wm) / wm->num_heads))
2262 return true;
2263 else
2264 return false;
2265 };
2266
dce6_check_latency_hiding(struct dce6_wm_params * wm)2267 static bool dce6_check_latency_hiding(struct dce6_wm_params *wm)
2268 {
2269 u32 lb_partitions = wm->lb_size / wm->src_width;
2270 u32 line_time = wm->active_time + wm->blank_time;
2271 u32 latency_tolerant_lines;
2272 u32 latency_hiding;
2273 fixed20_12 a;
2274
2275 a.full = dfixed_const(1);
2276 if (wm->vsc.full > a.full)
2277 latency_tolerant_lines = 1;
2278 else {
2279 if (lb_partitions <= (wm->vtaps + 1))
2280 latency_tolerant_lines = 1;
2281 else
2282 latency_tolerant_lines = 2;
2283 }
2284
2285 latency_hiding = (latency_tolerant_lines * line_time + wm->blank_time);
2286
2287 if (dce6_latency_watermark(wm) <= latency_hiding)
2288 return true;
2289 else
2290 return false;
2291 }
2292
dce6_program_watermarks(struct radeon_device * rdev,struct radeon_crtc * radeon_crtc,u32 lb_size,u32 num_heads)2293 static void dce6_program_watermarks(struct radeon_device *rdev,
2294 struct radeon_crtc *radeon_crtc,
2295 u32 lb_size, u32 num_heads)
2296 {
2297 struct drm_display_mode *mode = &radeon_crtc->base.mode;
2298 struct dce6_wm_params wm_low, wm_high;
2299 u32 dram_channels;
2300 u32 active_time;
2301 u32 line_time = 0;
2302 u32 latency_watermark_a = 0, latency_watermark_b = 0;
2303 u32 priority_a_mark = 0, priority_b_mark = 0;
2304 u32 priority_a_cnt = PRIORITY_OFF;
2305 u32 priority_b_cnt = PRIORITY_OFF;
2306 u32 tmp, arb_control3;
2307 fixed20_12 a, b, c;
2308
2309 if (radeon_crtc->base.enabled && num_heads && mode) {
2310 active_time = (u32) div_u64((u64)mode->crtc_hdisplay * 1000000,
2311 (u32)mode->clock);
2312 line_time = (u32) div_u64((u64)mode->crtc_htotal * 1000000,
2313 (u32)mode->clock);
2314 line_time = min(line_time, (u32)65535);
2315 priority_a_cnt = 0;
2316 priority_b_cnt = 0;
2317
2318 if (rdev->family == CHIP_ARUBA)
2319 dram_channels = evergreen_get_number_of_dram_channels(rdev);
2320 else
2321 dram_channels = si_get_number_of_dram_channels(rdev);
2322
2323 /* watermark for high clocks */
2324 if ((rdev->pm.pm_method == PM_METHOD_DPM) && rdev->pm.dpm_enabled) {
2325 wm_high.yclk =
2326 radeon_dpm_get_mclk(rdev, false) * 10;
2327 wm_high.sclk =
2328 radeon_dpm_get_sclk(rdev, false) * 10;
2329 } else {
2330 wm_high.yclk = rdev->pm.current_mclk * 10;
2331 wm_high.sclk = rdev->pm.current_sclk * 10;
2332 }
2333
2334 wm_high.disp_clk = mode->clock;
2335 wm_high.src_width = mode->crtc_hdisplay;
2336 wm_high.active_time = active_time;
2337 wm_high.blank_time = line_time - wm_high.active_time;
2338 wm_high.interlaced = false;
2339 if (mode->flags & DRM_MODE_FLAG_INTERLACE)
2340 wm_high.interlaced = true;
2341 wm_high.vsc = radeon_crtc->vsc;
2342 wm_high.vtaps = 1;
2343 if (radeon_crtc->rmx_type != RMX_OFF)
2344 wm_high.vtaps = 2;
2345 wm_high.bytes_per_pixel = 4; /* XXX: get this from fb config */
2346 wm_high.lb_size = lb_size;
2347 wm_high.dram_channels = dram_channels;
2348 wm_high.num_heads = num_heads;
2349
2350 /* watermark for low clocks */
2351 if ((rdev->pm.pm_method == PM_METHOD_DPM) && rdev->pm.dpm_enabled) {
2352 wm_low.yclk =
2353 radeon_dpm_get_mclk(rdev, true) * 10;
2354 wm_low.sclk =
2355 radeon_dpm_get_sclk(rdev, true) * 10;
2356 } else {
2357 wm_low.yclk = rdev->pm.current_mclk * 10;
2358 wm_low.sclk = rdev->pm.current_sclk * 10;
2359 }
2360
2361 wm_low.disp_clk = mode->clock;
2362 wm_low.src_width = mode->crtc_hdisplay;
2363 wm_low.active_time = active_time;
2364 wm_low.blank_time = line_time - wm_low.active_time;
2365 wm_low.interlaced = false;
2366 if (mode->flags & DRM_MODE_FLAG_INTERLACE)
2367 wm_low.interlaced = true;
2368 wm_low.vsc = radeon_crtc->vsc;
2369 wm_low.vtaps = 1;
2370 if (radeon_crtc->rmx_type != RMX_OFF)
2371 wm_low.vtaps = 2;
2372 wm_low.bytes_per_pixel = 4; /* XXX: get this from fb config */
2373 wm_low.lb_size = lb_size;
2374 wm_low.dram_channels = dram_channels;
2375 wm_low.num_heads = num_heads;
2376
2377 /* set for high clocks */
2378 latency_watermark_a = min(dce6_latency_watermark(&wm_high), (u32)65535);
2379 /* set for low clocks */
2380 latency_watermark_b = min(dce6_latency_watermark(&wm_low), (u32)65535);
2381
2382 /* possibly force display priority to high */
2383 /* should really do this at mode validation time... */
2384 if (!dce6_average_bandwidth_vs_dram_bandwidth_for_display(&wm_high) ||
2385 !dce6_average_bandwidth_vs_available_bandwidth(&wm_high) ||
2386 !dce6_check_latency_hiding(&wm_high) ||
2387 (rdev->disp_priority == 2)) {
2388 DRM_DEBUG_KMS("force priority to high\n");
2389 priority_a_cnt |= PRIORITY_ALWAYS_ON;
2390 priority_b_cnt |= PRIORITY_ALWAYS_ON;
2391 }
2392 if (!dce6_average_bandwidth_vs_dram_bandwidth_for_display(&wm_low) ||
2393 !dce6_average_bandwidth_vs_available_bandwidth(&wm_low) ||
2394 !dce6_check_latency_hiding(&wm_low) ||
2395 (rdev->disp_priority == 2)) {
2396 DRM_DEBUG_KMS("force priority to high\n");
2397 priority_a_cnt |= PRIORITY_ALWAYS_ON;
2398 priority_b_cnt |= PRIORITY_ALWAYS_ON;
2399 }
2400
2401 a.full = dfixed_const(1000);
2402 b.full = dfixed_const(mode->clock);
2403 b.full = dfixed_div(b, a);
2404 c.full = dfixed_const(latency_watermark_a);
2405 c.full = dfixed_mul(c, b);
2406 c.full = dfixed_mul(c, radeon_crtc->hsc);
2407 c.full = dfixed_div(c, a);
2408 a.full = dfixed_const(16);
2409 c.full = dfixed_div(c, a);
2410 priority_a_mark = dfixed_trunc(c);
2411 priority_a_cnt |= priority_a_mark & PRIORITY_MARK_MASK;
2412
2413 a.full = dfixed_const(1000);
2414 b.full = dfixed_const(mode->clock);
2415 b.full = dfixed_div(b, a);
2416 c.full = dfixed_const(latency_watermark_b);
2417 c.full = dfixed_mul(c, b);
2418 c.full = dfixed_mul(c, radeon_crtc->hsc);
2419 c.full = dfixed_div(c, a);
2420 a.full = dfixed_const(16);
2421 c.full = dfixed_div(c, a);
2422 priority_b_mark = dfixed_trunc(c);
2423 priority_b_cnt |= priority_b_mark & PRIORITY_MARK_MASK;
2424
2425 /* Save number of lines the linebuffer leads before the scanout */
2426 radeon_crtc->lb_vblank_lead_lines = DIV_ROUND_UP(lb_size, mode->crtc_hdisplay);
2427 }
2428
2429 /* select wm A */
2430 arb_control3 = RREG32(DPG_PIPE_ARBITRATION_CONTROL3 + radeon_crtc->crtc_offset);
2431 tmp = arb_control3;
2432 tmp &= ~LATENCY_WATERMARK_MASK(3);
2433 tmp |= LATENCY_WATERMARK_MASK(1);
2434 WREG32(DPG_PIPE_ARBITRATION_CONTROL3 + radeon_crtc->crtc_offset, tmp);
2435 WREG32(DPG_PIPE_LATENCY_CONTROL + radeon_crtc->crtc_offset,
2436 (LATENCY_LOW_WATERMARK(latency_watermark_a) |
2437 LATENCY_HIGH_WATERMARK(line_time)));
2438 /* select wm B */
2439 tmp = RREG32(DPG_PIPE_ARBITRATION_CONTROL3 + radeon_crtc->crtc_offset);
2440 tmp &= ~LATENCY_WATERMARK_MASK(3);
2441 tmp |= LATENCY_WATERMARK_MASK(2);
2442 WREG32(DPG_PIPE_ARBITRATION_CONTROL3 + radeon_crtc->crtc_offset, tmp);
2443 WREG32(DPG_PIPE_LATENCY_CONTROL + radeon_crtc->crtc_offset,
2444 (LATENCY_LOW_WATERMARK(latency_watermark_b) |
2445 LATENCY_HIGH_WATERMARK(line_time)));
2446 /* restore original selection */
2447 WREG32(DPG_PIPE_ARBITRATION_CONTROL3 + radeon_crtc->crtc_offset, arb_control3);
2448
2449 /* write the priority marks */
2450 WREG32(PRIORITY_A_CNT + radeon_crtc->crtc_offset, priority_a_cnt);
2451 WREG32(PRIORITY_B_CNT + radeon_crtc->crtc_offset, priority_b_cnt);
2452
2453 /* save values for DPM */
2454 radeon_crtc->line_time = line_time;
2455 radeon_crtc->wm_high = latency_watermark_a;
2456 radeon_crtc->wm_low = latency_watermark_b;
2457 }
2458
dce6_bandwidth_update(struct radeon_device * rdev)2459 void dce6_bandwidth_update(struct radeon_device *rdev)
2460 {
2461 struct drm_display_mode *mode0 = NULL;
2462 struct drm_display_mode *mode1 = NULL;
2463 u32 num_heads = 0, lb_size;
2464 int i;
2465
2466 if (!rdev->mode_info.mode_config_initialized)
2467 return;
2468
2469 radeon_update_display_priority(rdev);
2470
2471 for (i = 0; i < rdev->num_crtc; i++) {
2472 if (rdev->mode_info.crtcs[i]->base.enabled)
2473 num_heads++;
2474 }
2475 for (i = 0; i < rdev->num_crtc; i += 2) {
2476 mode0 = &rdev->mode_info.crtcs[i]->base.mode;
2477 mode1 = &rdev->mode_info.crtcs[i+1]->base.mode;
2478 lb_size = dce6_line_buffer_adjust(rdev, rdev->mode_info.crtcs[i], mode0, mode1);
2479 dce6_program_watermarks(rdev, rdev->mode_info.crtcs[i], lb_size, num_heads);
2480 lb_size = dce6_line_buffer_adjust(rdev, rdev->mode_info.crtcs[i+1], mode1, mode0);
2481 dce6_program_watermarks(rdev, rdev->mode_info.crtcs[i+1], lb_size, num_heads);
2482 }
2483 }
2484
2485 /*
2486 * Core functions
2487 */
si_tiling_mode_table_init(struct radeon_device * rdev)2488 static void si_tiling_mode_table_init(struct radeon_device *rdev)
2489 {
2490 u32 *tile = rdev->config.si.tile_mode_array;
2491 const u32 num_tile_mode_states =
2492 ARRAY_SIZE(rdev->config.si.tile_mode_array);
2493 u32 reg_offset, split_equal_to_row_size;
2494
2495 switch (rdev->config.si.mem_row_size_in_kb) {
2496 case 1:
2497 split_equal_to_row_size = ADDR_SURF_TILE_SPLIT_1KB;
2498 break;
2499 case 2:
2500 default:
2501 split_equal_to_row_size = ADDR_SURF_TILE_SPLIT_2KB;
2502 break;
2503 case 4:
2504 split_equal_to_row_size = ADDR_SURF_TILE_SPLIT_4KB;
2505 break;
2506 }
2507
2508 for (reg_offset = 0; reg_offset < num_tile_mode_states; reg_offset++)
2509 tile[reg_offset] = 0;
2510
2511 switch(rdev->family) {
2512 case CHIP_TAHITI:
2513 case CHIP_PITCAIRN:
2514 /* non-AA compressed depth or any compressed stencil */
2515 tile[0] = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) |
2516 MICRO_TILE_MODE(ADDR_SURF_DEPTH_MICRO_TILING) |
2517 PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) |
2518 TILE_SPLIT(ADDR_SURF_TILE_SPLIT_64B) |
2519 NUM_BANKS(ADDR_SURF_16_BANK) |
2520 BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) |
2521 BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_4) |
2522 MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2));
2523 /* 2xAA/4xAA compressed depth only */
2524 tile[1] = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) |
2525 MICRO_TILE_MODE(ADDR_SURF_DEPTH_MICRO_TILING) |
2526 PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) |
2527 TILE_SPLIT(ADDR_SURF_TILE_SPLIT_128B) |
2528 NUM_BANKS(ADDR_SURF_16_BANK) |
2529 BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) |
2530 BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_4) |
2531 MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2));
2532 /* 8xAA compressed depth only */
2533 tile[2] = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) |
2534 MICRO_TILE_MODE(ADDR_SURF_DEPTH_MICRO_TILING) |
2535 PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) |
2536 TILE_SPLIT(ADDR_SURF_TILE_SPLIT_256B) |
2537 NUM_BANKS(ADDR_SURF_16_BANK) |
2538 BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) |
2539 BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_4) |
2540 MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2));
2541 /* 2xAA/4xAA compressed depth with stencil (for depth buffer) */
2542 tile[3] = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) |
2543 MICRO_TILE_MODE(ADDR_SURF_DEPTH_MICRO_TILING) |
2544 PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) |
2545 TILE_SPLIT(ADDR_SURF_TILE_SPLIT_128B) |
2546 NUM_BANKS(ADDR_SURF_16_BANK) |
2547 BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) |
2548 BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_4) |
2549 MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2));
2550 /* Maps w/ a dimension less than the 2D macro-tile dimensions (for mipmapped depth textures) */
2551 tile[4] = (ARRAY_MODE(ARRAY_1D_TILED_THIN1) |
2552 MICRO_TILE_MODE(ADDR_SURF_DEPTH_MICRO_TILING) |
2553 PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) |
2554 TILE_SPLIT(ADDR_SURF_TILE_SPLIT_64B) |
2555 NUM_BANKS(ADDR_SURF_16_BANK) |
2556 BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) |
2557 BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_2) |
2558 MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2));
2559 /* Uncompressed 16bpp depth - and stencil buffer allocated with it */
2560 tile[5] = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) |
2561 MICRO_TILE_MODE(ADDR_SURF_DEPTH_MICRO_TILING) |
2562 PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) |
2563 TILE_SPLIT(split_equal_to_row_size) |
2564 NUM_BANKS(ADDR_SURF_16_BANK) |
2565 BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) |
2566 BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_2) |
2567 MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2));
2568 /* Uncompressed 32bpp depth - and stencil buffer allocated with it */
2569 tile[6] = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) |
2570 MICRO_TILE_MODE(ADDR_SURF_DEPTH_MICRO_TILING) |
2571 PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) |
2572 TILE_SPLIT(split_equal_to_row_size) |
2573 NUM_BANKS(ADDR_SURF_16_BANK) |
2574 BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) |
2575 BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_1) |
2576 MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_1));
2577 /* Uncompressed 8bpp stencil without depth (drivers typically do not use) */
2578 tile[7] = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) |
2579 MICRO_TILE_MODE(ADDR_SURF_DEPTH_MICRO_TILING) |
2580 PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) |
2581 TILE_SPLIT(split_equal_to_row_size) |
2582 NUM_BANKS(ADDR_SURF_16_BANK) |
2583 BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) |
2584 BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_4) |
2585 MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2));
2586 /* 1D and 1D Array Surfaces */
2587 tile[8] = (ARRAY_MODE(ARRAY_LINEAR_ALIGNED) |
2588 MICRO_TILE_MODE(ADDR_SURF_DISPLAY_MICRO_TILING) |
2589 PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) |
2590 TILE_SPLIT(ADDR_SURF_TILE_SPLIT_64B) |
2591 NUM_BANKS(ADDR_SURF_16_BANK) |
2592 BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) |
2593 BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_2) |
2594 MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2));
2595 /* Displayable maps. */
2596 tile[9] = (ARRAY_MODE(ARRAY_1D_TILED_THIN1) |
2597 MICRO_TILE_MODE(ADDR_SURF_DISPLAY_MICRO_TILING) |
2598 PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) |
2599 TILE_SPLIT(ADDR_SURF_TILE_SPLIT_64B) |
2600 NUM_BANKS(ADDR_SURF_16_BANK) |
2601 BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) |
2602 BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_2) |
2603 MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2));
2604 /* Display 8bpp. */
2605 tile[10] = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) |
2606 MICRO_TILE_MODE(ADDR_SURF_DISPLAY_MICRO_TILING) |
2607 PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) |
2608 TILE_SPLIT(ADDR_SURF_TILE_SPLIT_256B) |
2609 NUM_BANKS(ADDR_SURF_16_BANK) |
2610 BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) |
2611 BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_4) |
2612 MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2));
2613 /* Display 16bpp. */
2614 tile[11] = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) |
2615 MICRO_TILE_MODE(ADDR_SURF_DISPLAY_MICRO_TILING) |
2616 PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) |
2617 TILE_SPLIT(ADDR_SURF_TILE_SPLIT_256B) |
2618 NUM_BANKS(ADDR_SURF_16_BANK) |
2619 BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) |
2620 BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_2) |
2621 MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2));
2622 /* Display 32bpp. */
2623 tile[12] = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) |
2624 MICRO_TILE_MODE(ADDR_SURF_DISPLAY_MICRO_TILING) |
2625 PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) |
2626 TILE_SPLIT(ADDR_SURF_TILE_SPLIT_512B) |
2627 NUM_BANKS(ADDR_SURF_16_BANK) |
2628 BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) |
2629 BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_1) |
2630 MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_1));
2631 /* Thin. */
2632 tile[13] = (ARRAY_MODE(ARRAY_1D_TILED_THIN1) |
2633 MICRO_TILE_MODE(ADDR_SURF_THIN_MICRO_TILING) |
2634 PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) |
2635 TILE_SPLIT(ADDR_SURF_TILE_SPLIT_64B) |
2636 NUM_BANKS(ADDR_SURF_16_BANK) |
2637 BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) |
2638 BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_2) |
2639 MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2));
2640 /* Thin 8 bpp. */
2641 tile[14] = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) |
2642 MICRO_TILE_MODE(ADDR_SURF_THIN_MICRO_TILING) |
2643 PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) |
2644 TILE_SPLIT(ADDR_SURF_TILE_SPLIT_256B) |
2645 NUM_BANKS(ADDR_SURF_16_BANK) |
2646 BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) |
2647 BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_4) |
2648 MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_1));
2649 /* Thin 16 bpp. */
2650 tile[15] = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) |
2651 MICRO_TILE_MODE(ADDR_SURF_THIN_MICRO_TILING) |
2652 PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) |
2653 TILE_SPLIT(ADDR_SURF_TILE_SPLIT_256B) |
2654 NUM_BANKS(ADDR_SURF_16_BANK) |
2655 BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) |
2656 BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_2) |
2657 MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_1));
2658 /* Thin 32 bpp. */
2659 tile[16] = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) |
2660 MICRO_TILE_MODE(ADDR_SURF_THIN_MICRO_TILING) |
2661 PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) |
2662 TILE_SPLIT(ADDR_SURF_TILE_SPLIT_512B) |
2663 NUM_BANKS(ADDR_SURF_16_BANK) |
2664 BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) |
2665 BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_1) |
2666 MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_1));
2667 /* Thin 64 bpp. */
2668 tile[17] = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) |
2669 MICRO_TILE_MODE(ADDR_SURF_THIN_MICRO_TILING) |
2670 PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) |
2671 TILE_SPLIT(split_equal_to_row_size) |
2672 NUM_BANKS(ADDR_SURF_16_BANK) |
2673 BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) |
2674 BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_1) |
2675 MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_1));
2676 /* 8 bpp PRT. */
2677 tile[21] = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) |
2678 MICRO_TILE_MODE(ADDR_SURF_THIN_MICRO_TILING) |
2679 PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) |
2680 TILE_SPLIT(ADDR_SURF_TILE_SPLIT_256B) |
2681 NUM_BANKS(ADDR_SURF_16_BANK) |
2682 BANK_WIDTH(ADDR_SURF_BANK_WIDTH_2) |
2683 BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_4) |
2684 MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2));
2685 /* 16 bpp PRT */
2686 tile[22] = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) |
2687 MICRO_TILE_MODE(ADDR_SURF_THIN_MICRO_TILING) |
2688 PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) |
2689 TILE_SPLIT(ADDR_SURF_TILE_SPLIT_256B) |
2690 NUM_BANKS(ADDR_SURF_16_BANK) |
2691 BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) |
2692 BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_4) |
2693 MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_4));
2694 /* 32 bpp PRT */
2695 tile[23] = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) |
2696 MICRO_TILE_MODE(ADDR_SURF_THIN_MICRO_TILING) |
2697 PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) |
2698 TILE_SPLIT(ADDR_SURF_TILE_SPLIT_256B) |
2699 NUM_BANKS(ADDR_SURF_16_BANK) |
2700 BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) |
2701 BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_2) |
2702 MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2));
2703 /* 64 bpp PRT */
2704 tile[24] = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) |
2705 MICRO_TILE_MODE(ADDR_SURF_THIN_MICRO_TILING) |
2706 PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) |
2707 TILE_SPLIT(ADDR_SURF_TILE_SPLIT_512B) |
2708 NUM_BANKS(ADDR_SURF_16_BANK) |
2709 BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) |
2710 BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_1) |
2711 MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2));
2712 /* 128 bpp PRT */
2713 tile[25] = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) |
2714 MICRO_TILE_MODE(ADDR_SURF_THIN_MICRO_TILING) |
2715 PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) |
2716 TILE_SPLIT(ADDR_SURF_TILE_SPLIT_1KB) |
2717 NUM_BANKS(ADDR_SURF_8_BANK) |
2718 BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) |
2719 BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_1) |
2720 MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_1));
2721
2722 for (reg_offset = 0; reg_offset < num_tile_mode_states; reg_offset++)
2723 WREG32(GB_TILE_MODE0 + (reg_offset * 4), tile[reg_offset]);
2724 break;
2725
2726 case CHIP_VERDE:
2727 case CHIP_OLAND:
2728 case CHIP_HAINAN:
2729 /* non-AA compressed depth or any compressed stencil */
2730 tile[0] = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) |
2731 MICRO_TILE_MODE(ADDR_SURF_DEPTH_MICRO_TILING) |
2732 PIPE_CONFIG(ADDR_SURF_P4_8x16) |
2733 TILE_SPLIT(ADDR_SURF_TILE_SPLIT_64B) |
2734 NUM_BANKS(ADDR_SURF_16_BANK) |
2735 BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) |
2736 BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_4) |
2737 MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_4));
2738 /* 2xAA/4xAA compressed depth only */
2739 tile[1] = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) |
2740 MICRO_TILE_MODE(ADDR_SURF_DEPTH_MICRO_TILING) |
2741 PIPE_CONFIG(ADDR_SURF_P4_8x16) |
2742 TILE_SPLIT(ADDR_SURF_TILE_SPLIT_128B) |
2743 NUM_BANKS(ADDR_SURF_16_BANK) |
2744 BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) |
2745 BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_4) |
2746 MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_4));
2747 /* 8xAA compressed depth only */
2748 tile[2] = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) |
2749 MICRO_TILE_MODE(ADDR_SURF_DEPTH_MICRO_TILING) |
2750 PIPE_CONFIG(ADDR_SURF_P4_8x16) |
2751 TILE_SPLIT(ADDR_SURF_TILE_SPLIT_256B) |
2752 NUM_BANKS(ADDR_SURF_16_BANK) |
2753 BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) |
2754 BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_4) |
2755 MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_4));
2756 /* 2xAA/4xAA compressed depth with stencil (for depth buffer) */
2757 tile[3] = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) |
2758 MICRO_TILE_MODE(ADDR_SURF_DEPTH_MICRO_TILING) |
2759 PIPE_CONFIG(ADDR_SURF_P4_8x16) |
2760 TILE_SPLIT(ADDR_SURF_TILE_SPLIT_128B) |
2761 NUM_BANKS(ADDR_SURF_16_BANK) |
2762 BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) |
2763 BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_4) |
2764 MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_4));
2765 /* Maps w/ a dimension less than the 2D macro-tile dimensions (for mipmapped depth textures) */
2766 tile[4] = (ARRAY_MODE(ARRAY_1D_TILED_THIN1) |
2767 MICRO_TILE_MODE(ADDR_SURF_DEPTH_MICRO_TILING) |
2768 PIPE_CONFIG(ADDR_SURF_P4_8x16) |
2769 TILE_SPLIT(ADDR_SURF_TILE_SPLIT_64B) |
2770 NUM_BANKS(ADDR_SURF_16_BANK) |
2771 BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) |
2772 BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_2) |
2773 MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2));
2774 /* Uncompressed 16bpp depth - and stencil buffer allocated with it */
2775 tile[5] = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) |
2776 MICRO_TILE_MODE(ADDR_SURF_DEPTH_MICRO_TILING) |
2777 PIPE_CONFIG(ADDR_SURF_P4_8x16) |
2778 TILE_SPLIT(split_equal_to_row_size) |
2779 NUM_BANKS(ADDR_SURF_16_BANK) |
2780 BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) |
2781 BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_2) |
2782 MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2));
2783 /* Uncompressed 32bpp depth - and stencil buffer allocated with it */
2784 tile[6] = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) |
2785 MICRO_TILE_MODE(ADDR_SURF_DEPTH_MICRO_TILING) |
2786 PIPE_CONFIG(ADDR_SURF_P4_8x16) |
2787 TILE_SPLIT(split_equal_to_row_size) |
2788 NUM_BANKS(ADDR_SURF_16_BANK) |
2789 BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) |
2790 BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_1) |
2791 MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2));
2792 /* Uncompressed 8bpp stencil without depth (drivers typically do not use) */
2793 tile[7] = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) |
2794 MICRO_TILE_MODE(ADDR_SURF_DEPTH_MICRO_TILING) |
2795 PIPE_CONFIG(ADDR_SURF_P4_8x16) |
2796 TILE_SPLIT(split_equal_to_row_size) |
2797 NUM_BANKS(ADDR_SURF_16_BANK) |
2798 BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) |
2799 BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_4) |
2800 MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_4));
2801 /* 1D and 1D Array Surfaces */
2802 tile[8] = (ARRAY_MODE(ARRAY_LINEAR_ALIGNED) |
2803 MICRO_TILE_MODE(ADDR_SURF_DISPLAY_MICRO_TILING) |
2804 PIPE_CONFIG(ADDR_SURF_P4_8x16) |
2805 TILE_SPLIT(ADDR_SURF_TILE_SPLIT_64B) |
2806 NUM_BANKS(ADDR_SURF_16_BANK) |
2807 BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) |
2808 BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_2) |
2809 MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2));
2810 /* Displayable maps. */
2811 tile[9] = (ARRAY_MODE(ARRAY_1D_TILED_THIN1) |
2812 MICRO_TILE_MODE(ADDR_SURF_DISPLAY_MICRO_TILING) |
2813 PIPE_CONFIG(ADDR_SURF_P4_8x16) |
2814 TILE_SPLIT(ADDR_SURF_TILE_SPLIT_64B) |
2815 NUM_BANKS(ADDR_SURF_16_BANK) |
2816 BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) |
2817 BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_2) |
2818 MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2));
2819 /* Display 8bpp. */
2820 tile[10] = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) |
2821 MICRO_TILE_MODE(ADDR_SURF_DISPLAY_MICRO_TILING) |
2822 PIPE_CONFIG(ADDR_SURF_P4_8x16) |
2823 TILE_SPLIT(ADDR_SURF_TILE_SPLIT_256B) |
2824 NUM_BANKS(ADDR_SURF_16_BANK) |
2825 BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) |
2826 BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_4) |
2827 MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_4));
2828 /* Display 16bpp. */
2829 tile[11] = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) |
2830 MICRO_TILE_MODE(ADDR_SURF_DISPLAY_MICRO_TILING) |
2831 PIPE_CONFIG(ADDR_SURF_P4_8x16) |
2832 TILE_SPLIT(ADDR_SURF_TILE_SPLIT_256B) |
2833 NUM_BANKS(ADDR_SURF_16_BANK) |
2834 BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) |
2835 BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_2) |
2836 MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2));
2837 /* Display 32bpp. */
2838 tile[12] = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) |
2839 MICRO_TILE_MODE(ADDR_SURF_DISPLAY_MICRO_TILING) |
2840 PIPE_CONFIG(ADDR_SURF_P4_8x16) |
2841 TILE_SPLIT(ADDR_SURF_TILE_SPLIT_512B) |
2842 NUM_BANKS(ADDR_SURF_16_BANK) |
2843 BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) |
2844 BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_1) |
2845 MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2));
2846 /* Thin. */
2847 tile[13] = (ARRAY_MODE(ARRAY_1D_TILED_THIN1) |
2848 MICRO_TILE_MODE(ADDR_SURF_THIN_MICRO_TILING) |
2849 PIPE_CONFIG(ADDR_SURF_P4_8x16) |
2850 TILE_SPLIT(ADDR_SURF_TILE_SPLIT_64B) |
2851 NUM_BANKS(ADDR_SURF_16_BANK) |
2852 BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) |
2853 BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_2) |
2854 MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2));
2855 /* Thin 8 bpp. */
2856 tile[14] = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) |
2857 MICRO_TILE_MODE(ADDR_SURF_THIN_MICRO_TILING) |
2858 PIPE_CONFIG(ADDR_SURF_P4_8x16) |
2859 TILE_SPLIT(ADDR_SURF_TILE_SPLIT_256B) |
2860 NUM_BANKS(ADDR_SURF_16_BANK) |
2861 BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) |
2862 BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_4) |
2863 MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2));
2864 /* Thin 16 bpp. */
2865 tile[15] = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) |
2866 MICRO_TILE_MODE(ADDR_SURF_THIN_MICRO_TILING) |
2867 PIPE_CONFIG(ADDR_SURF_P4_8x16) |
2868 TILE_SPLIT(ADDR_SURF_TILE_SPLIT_256B) |
2869 NUM_BANKS(ADDR_SURF_16_BANK) |
2870 BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) |
2871 BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_2) |
2872 MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2));
2873 /* Thin 32 bpp. */
2874 tile[16] = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) |
2875 MICRO_TILE_MODE(ADDR_SURF_THIN_MICRO_TILING) |
2876 PIPE_CONFIG(ADDR_SURF_P4_8x16) |
2877 TILE_SPLIT(ADDR_SURF_TILE_SPLIT_512B) |
2878 NUM_BANKS(ADDR_SURF_16_BANK) |
2879 BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) |
2880 BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_1) |
2881 MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2));
2882 /* Thin 64 bpp. */
2883 tile[17] = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) |
2884 MICRO_TILE_MODE(ADDR_SURF_THIN_MICRO_TILING) |
2885 PIPE_CONFIG(ADDR_SURF_P4_8x16) |
2886 TILE_SPLIT(split_equal_to_row_size) |
2887 NUM_BANKS(ADDR_SURF_16_BANK) |
2888 BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) |
2889 BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_1) |
2890 MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2));
2891 /* 8 bpp PRT. */
2892 tile[21] = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) |
2893 MICRO_TILE_MODE(ADDR_SURF_THIN_MICRO_TILING) |
2894 PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) |
2895 TILE_SPLIT(ADDR_SURF_TILE_SPLIT_256B) |
2896 NUM_BANKS(ADDR_SURF_16_BANK) |
2897 BANK_WIDTH(ADDR_SURF_BANK_WIDTH_2) |
2898 BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_4) |
2899 MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2));
2900 /* 16 bpp PRT */
2901 tile[22] = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) |
2902 MICRO_TILE_MODE(ADDR_SURF_THIN_MICRO_TILING) |
2903 PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) |
2904 TILE_SPLIT(ADDR_SURF_TILE_SPLIT_256B) |
2905 NUM_BANKS(ADDR_SURF_16_BANK) |
2906 BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) |
2907 BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_4) |
2908 MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_4));
2909 /* 32 bpp PRT */
2910 tile[23] = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) |
2911 MICRO_TILE_MODE(ADDR_SURF_THIN_MICRO_TILING) |
2912 PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) |
2913 TILE_SPLIT(ADDR_SURF_TILE_SPLIT_256B) |
2914 NUM_BANKS(ADDR_SURF_16_BANK) |
2915 BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) |
2916 BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_2) |
2917 MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2));
2918 /* 64 bpp PRT */
2919 tile[24] = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) |
2920 MICRO_TILE_MODE(ADDR_SURF_THIN_MICRO_TILING) |
2921 PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) |
2922 TILE_SPLIT(ADDR_SURF_TILE_SPLIT_512B) |
2923 NUM_BANKS(ADDR_SURF_16_BANK) |
2924 BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) |
2925 BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_1) |
2926 MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2));
2927 /* 128 bpp PRT */
2928 tile[25] = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) |
2929 MICRO_TILE_MODE(ADDR_SURF_THIN_MICRO_TILING) |
2930 PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) |
2931 TILE_SPLIT(ADDR_SURF_TILE_SPLIT_1KB) |
2932 NUM_BANKS(ADDR_SURF_8_BANK) |
2933 BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) |
2934 BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_1) |
2935 MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_1));
2936
2937 for (reg_offset = 0; reg_offset < num_tile_mode_states; reg_offset++)
2938 WREG32(GB_TILE_MODE0 + (reg_offset * 4), tile[reg_offset]);
2939 break;
2940
2941 default:
2942 DRM_ERROR("unknown asic: 0x%x\n", rdev->family);
2943 }
2944 }
2945
si_select_se_sh(struct radeon_device * rdev,u32 se_num,u32 sh_num)2946 static void si_select_se_sh(struct radeon_device *rdev,
2947 u32 se_num, u32 sh_num)
2948 {
2949 u32 data = INSTANCE_BROADCAST_WRITES;
2950
2951 if ((se_num == 0xffffffff) && (sh_num == 0xffffffff))
2952 data |= SH_BROADCAST_WRITES | SE_BROADCAST_WRITES;
2953 else if (se_num == 0xffffffff)
2954 data |= SE_BROADCAST_WRITES | SH_INDEX(sh_num);
2955 else if (sh_num == 0xffffffff)
2956 data |= SH_BROADCAST_WRITES | SE_INDEX(se_num);
2957 else
2958 data |= SH_INDEX(sh_num) | SE_INDEX(se_num);
2959 WREG32(GRBM_GFX_INDEX, data);
2960 }
2961
si_create_bitmask(u32 bit_width)2962 static u32 si_create_bitmask(u32 bit_width)
2963 {
2964 u32 i, mask = 0;
2965
2966 for (i = 0; i < bit_width; i++) {
2967 mask <<= 1;
2968 mask |= 1;
2969 }
2970 return mask;
2971 }
2972
si_get_cu_enabled(struct radeon_device * rdev,u32 cu_per_sh)2973 static u32 si_get_cu_enabled(struct radeon_device *rdev, u32 cu_per_sh)
2974 {
2975 u32 data, mask;
2976
2977 data = RREG32(CC_GC_SHADER_ARRAY_CONFIG);
2978 if (data & 1)
2979 data &= INACTIVE_CUS_MASK;
2980 else
2981 data = 0;
2982 data |= RREG32(GC_USER_SHADER_ARRAY_CONFIG);
2983
2984 data >>= INACTIVE_CUS_SHIFT;
2985
2986 mask = si_create_bitmask(cu_per_sh);
2987
2988 return ~data & mask;
2989 }
2990
si_setup_spi(struct radeon_device * rdev,u32 se_num,u32 sh_per_se,u32 cu_per_sh)2991 static void si_setup_spi(struct radeon_device *rdev,
2992 u32 se_num, u32 sh_per_se,
2993 u32 cu_per_sh)
2994 {
2995 int i, j, k;
2996 u32 data, mask, active_cu;
2997
2998 for (i = 0; i < se_num; i++) {
2999 for (j = 0; j < sh_per_se; j++) {
3000 si_select_se_sh(rdev, i, j);
3001 data = RREG32(SPI_STATIC_THREAD_MGMT_3);
3002 active_cu = si_get_cu_enabled(rdev, cu_per_sh);
3003
3004 mask = 1;
3005 for (k = 0; k < 16; k++) {
3006 mask <<= k;
3007 if (active_cu & mask) {
3008 data &= ~mask;
3009 WREG32(SPI_STATIC_THREAD_MGMT_3, data);
3010 break;
3011 }
3012 }
3013 }
3014 }
3015 si_select_se_sh(rdev, 0xffffffff, 0xffffffff);
3016 }
3017
si_get_rb_disabled(struct radeon_device * rdev,u32 max_rb_num_per_se,u32 sh_per_se)3018 static u32 si_get_rb_disabled(struct radeon_device *rdev,
3019 u32 max_rb_num_per_se,
3020 u32 sh_per_se)
3021 {
3022 u32 data, mask;
3023
3024 data = RREG32(CC_RB_BACKEND_DISABLE);
3025 if (data & 1)
3026 data &= BACKEND_DISABLE_MASK;
3027 else
3028 data = 0;
3029 data |= RREG32(GC_USER_RB_BACKEND_DISABLE);
3030
3031 data >>= BACKEND_DISABLE_SHIFT;
3032
3033 mask = si_create_bitmask(max_rb_num_per_se / sh_per_se);
3034
3035 return data & mask;
3036 }
3037
si_setup_rb(struct radeon_device * rdev,u32 se_num,u32 sh_per_se,u32 max_rb_num_per_se)3038 static void si_setup_rb(struct radeon_device *rdev,
3039 u32 se_num, u32 sh_per_se,
3040 u32 max_rb_num_per_se)
3041 {
3042 int i, j;
3043 u32 data, mask;
3044 u32 disabled_rbs = 0;
3045 u32 enabled_rbs = 0;
3046
3047 for (i = 0; i < se_num; i++) {
3048 for (j = 0; j < sh_per_se; j++) {
3049 si_select_se_sh(rdev, i, j);
3050 data = si_get_rb_disabled(rdev, max_rb_num_per_se, sh_per_se);
3051 disabled_rbs |= data << ((i * sh_per_se + j) * TAHITI_RB_BITMAP_WIDTH_PER_SH);
3052 }
3053 }
3054 si_select_se_sh(rdev, 0xffffffff, 0xffffffff);
3055
3056 mask = 1;
3057 for (i = 0; i < max_rb_num_per_se * se_num; i++) {
3058 if (!(disabled_rbs & mask))
3059 enabled_rbs |= mask;
3060 mask <<= 1;
3061 }
3062
3063 rdev->config.si.backend_enable_mask = enabled_rbs;
3064
3065 for (i = 0; i < se_num; i++) {
3066 si_select_se_sh(rdev, i, 0xffffffff);
3067 data = 0;
3068 for (j = 0; j < sh_per_se; j++) {
3069 switch (enabled_rbs & 3) {
3070 case 1:
3071 data |= (RASTER_CONFIG_RB_MAP_0 << (i * sh_per_se + j) * 2);
3072 break;
3073 case 2:
3074 data |= (RASTER_CONFIG_RB_MAP_3 << (i * sh_per_se + j) * 2);
3075 break;
3076 case 3:
3077 default:
3078 data |= (RASTER_CONFIG_RB_MAP_2 << (i * sh_per_se + j) * 2);
3079 break;
3080 }
3081 enabled_rbs >>= 2;
3082 }
3083 WREG32(PA_SC_RASTER_CONFIG, data);
3084 }
3085 si_select_se_sh(rdev, 0xffffffff, 0xffffffff);
3086 }
3087
si_gpu_init(struct radeon_device * rdev)3088 static void si_gpu_init(struct radeon_device *rdev)
3089 {
3090 u32 gb_addr_config = 0;
3091 u32 mc_arb_ramcfg;
3092 u32 sx_debug_1;
3093 u32 hdp_host_path_cntl;
3094 u32 tmp;
3095 int i, j;
3096
3097 switch (rdev->family) {
3098 case CHIP_TAHITI:
3099 rdev->config.si.max_shader_engines = 2;
3100 rdev->config.si.max_tile_pipes = 12;
3101 rdev->config.si.max_cu_per_sh = 8;
3102 rdev->config.si.max_sh_per_se = 2;
3103 rdev->config.si.max_backends_per_se = 4;
3104 rdev->config.si.max_texture_channel_caches = 12;
3105 rdev->config.si.max_gprs = 256;
3106 rdev->config.si.max_gs_threads = 32;
3107 rdev->config.si.max_hw_contexts = 8;
3108
3109 rdev->config.si.sc_prim_fifo_size_frontend = 0x20;
3110 rdev->config.si.sc_prim_fifo_size_backend = 0x100;
3111 rdev->config.si.sc_hiz_tile_fifo_size = 0x30;
3112 rdev->config.si.sc_earlyz_tile_fifo_size = 0x130;
3113 gb_addr_config = TAHITI_GB_ADDR_CONFIG_GOLDEN;
3114 break;
3115 case CHIP_PITCAIRN:
3116 rdev->config.si.max_shader_engines = 2;
3117 rdev->config.si.max_tile_pipes = 8;
3118 rdev->config.si.max_cu_per_sh = 5;
3119 rdev->config.si.max_sh_per_se = 2;
3120 rdev->config.si.max_backends_per_se = 4;
3121 rdev->config.si.max_texture_channel_caches = 8;
3122 rdev->config.si.max_gprs = 256;
3123 rdev->config.si.max_gs_threads = 32;
3124 rdev->config.si.max_hw_contexts = 8;
3125
3126 rdev->config.si.sc_prim_fifo_size_frontend = 0x20;
3127 rdev->config.si.sc_prim_fifo_size_backend = 0x100;
3128 rdev->config.si.sc_hiz_tile_fifo_size = 0x30;
3129 rdev->config.si.sc_earlyz_tile_fifo_size = 0x130;
3130 gb_addr_config = TAHITI_GB_ADDR_CONFIG_GOLDEN;
3131 break;
3132 case CHIP_VERDE:
3133 default:
3134 rdev->config.si.max_shader_engines = 1;
3135 rdev->config.si.max_tile_pipes = 4;
3136 rdev->config.si.max_cu_per_sh = 5;
3137 rdev->config.si.max_sh_per_se = 2;
3138 rdev->config.si.max_backends_per_se = 4;
3139 rdev->config.si.max_texture_channel_caches = 4;
3140 rdev->config.si.max_gprs = 256;
3141 rdev->config.si.max_gs_threads = 32;
3142 rdev->config.si.max_hw_contexts = 8;
3143
3144 rdev->config.si.sc_prim_fifo_size_frontend = 0x20;
3145 rdev->config.si.sc_prim_fifo_size_backend = 0x40;
3146 rdev->config.si.sc_hiz_tile_fifo_size = 0x30;
3147 rdev->config.si.sc_earlyz_tile_fifo_size = 0x130;
3148 gb_addr_config = VERDE_GB_ADDR_CONFIG_GOLDEN;
3149 break;
3150 case CHIP_OLAND:
3151 rdev->config.si.max_shader_engines = 1;
3152 rdev->config.si.max_tile_pipes = 4;
3153 rdev->config.si.max_cu_per_sh = 6;
3154 rdev->config.si.max_sh_per_se = 1;
3155 rdev->config.si.max_backends_per_se = 2;
3156 rdev->config.si.max_texture_channel_caches = 4;
3157 rdev->config.si.max_gprs = 256;
3158 rdev->config.si.max_gs_threads = 16;
3159 rdev->config.si.max_hw_contexts = 8;
3160
3161 rdev->config.si.sc_prim_fifo_size_frontend = 0x20;
3162 rdev->config.si.sc_prim_fifo_size_backend = 0x40;
3163 rdev->config.si.sc_hiz_tile_fifo_size = 0x30;
3164 rdev->config.si.sc_earlyz_tile_fifo_size = 0x130;
3165 gb_addr_config = VERDE_GB_ADDR_CONFIG_GOLDEN;
3166 break;
3167 case CHIP_HAINAN:
3168 rdev->config.si.max_shader_engines = 1;
3169 rdev->config.si.max_tile_pipes = 4;
3170 rdev->config.si.max_cu_per_sh = 5;
3171 rdev->config.si.max_sh_per_se = 1;
3172 rdev->config.si.max_backends_per_se = 1;
3173 rdev->config.si.max_texture_channel_caches = 2;
3174 rdev->config.si.max_gprs = 256;
3175 rdev->config.si.max_gs_threads = 16;
3176 rdev->config.si.max_hw_contexts = 8;
3177
3178 rdev->config.si.sc_prim_fifo_size_frontend = 0x20;
3179 rdev->config.si.sc_prim_fifo_size_backend = 0x40;
3180 rdev->config.si.sc_hiz_tile_fifo_size = 0x30;
3181 rdev->config.si.sc_earlyz_tile_fifo_size = 0x130;
3182 gb_addr_config = HAINAN_GB_ADDR_CONFIG_GOLDEN;
3183 break;
3184 }
3185
3186 /* Initialize HDP */
3187 for (i = 0, j = 0; i < 32; i++, j += 0x18) {
3188 WREG32((0x2c14 + j), 0x00000000);
3189 WREG32((0x2c18 + j), 0x00000000);
3190 WREG32((0x2c1c + j), 0x00000000);
3191 WREG32((0x2c20 + j), 0x00000000);
3192 WREG32((0x2c24 + j), 0x00000000);
3193 }
3194
3195 WREG32(GRBM_CNTL, GRBM_READ_TIMEOUT(0xff));
3196 WREG32(SRBM_INT_CNTL, 1);
3197 WREG32(SRBM_INT_ACK, 1);
3198
3199 evergreen_fix_pci_max_read_req_size(rdev);
3200
3201 WREG32(BIF_FB_EN, FB_READ_EN | FB_WRITE_EN);
3202
3203 RREG32(MC_SHARED_CHMAP);
3204 mc_arb_ramcfg = RREG32(MC_ARB_RAMCFG);
3205
3206 rdev->config.si.num_tile_pipes = rdev->config.si.max_tile_pipes;
3207 rdev->config.si.mem_max_burst_length_bytes = 256;
3208 tmp = (mc_arb_ramcfg & NOOFCOLS_MASK) >> NOOFCOLS_SHIFT;
3209 rdev->config.si.mem_row_size_in_kb = (4 * (1 << (8 + tmp))) / 1024;
3210 if (rdev->config.si.mem_row_size_in_kb > 4)
3211 rdev->config.si.mem_row_size_in_kb = 4;
3212 /* XXX use MC settings? */
3213 rdev->config.si.shader_engine_tile_size = 32;
3214 rdev->config.si.num_gpus = 1;
3215 rdev->config.si.multi_gpu_tile_size = 64;
3216
3217 /* fix up row size */
3218 gb_addr_config &= ~ROW_SIZE_MASK;
3219 switch (rdev->config.si.mem_row_size_in_kb) {
3220 case 1:
3221 default:
3222 gb_addr_config |= ROW_SIZE(0);
3223 break;
3224 case 2:
3225 gb_addr_config |= ROW_SIZE(1);
3226 break;
3227 case 4:
3228 gb_addr_config |= ROW_SIZE(2);
3229 break;
3230 }
3231
3232 /* setup tiling info dword. gb_addr_config is not adequate since it does
3233 * not have bank info, so create a custom tiling dword.
3234 * bits 3:0 num_pipes
3235 * bits 7:4 num_banks
3236 * bits 11:8 group_size
3237 * bits 15:12 row_size
3238 */
3239 rdev->config.si.tile_config = 0;
3240 switch (rdev->config.si.num_tile_pipes) {
3241 case 1:
3242 rdev->config.si.tile_config |= (0 << 0);
3243 break;
3244 case 2:
3245 rdev->config.si.tile_config |= (1 << 0);
3246 break;
3247 case 4:
3248 rdev->config.si.tile_config |= (2 << 0);
3249 break;
3250 case 8:
3251 default:
3252 /* XXX what about 12? */
3253 rdev->config.si.tile_config |= (3 << 0);
3254 break;
3255 }
3256 switch ((mc_arb_ramcfg & NOOFBANK_MASK) >> NOOFBANK_SHIFT) {
3257 case 0: /* four banks */
3258 rdev->config.si.tile_config |= 0 << 4;
3259 break;
3260 case 1: /* eight banks */
3261 rdev->config.si.tile_config |= 1 << 4;
3262 break;
3263 case 2: /* sixteen banks */
3264 default:
3265 rdev->config.si.tile_config |= 2 << 4;
3266 break;
3267 }
3268 rdev->config.si.tile_config |=
3269 ((gb_addr_config & PIPE_INTERLEAVE_SIZE_MASK) >> PIPE_INTERLEAVE_SIZE_SHIFT) << 8;
3270 rdev->config.si.tile_config |=
3271 ((gb_addr_config & ROW_SIZE_MASK) >> ROW_SIZE_SHIFT) << 12;
3272
3273 WREG32(GB_ADDR_CONFIG, gb_addr_config);
3274 WREG32(DMIF_ADDR_CONFIG, gb_addr_config);
3275 WREG32(DMIF_ADDR_CALC, gb_addr_config);
3276 WREG32(HDP_ADDR_CONFIG, gb_addr_config);
3277 WREG32(DMA_TILING_CONFIG + DMA0_REGISTER_OFFSET, gb_addr_config);
3278 WREG32(DMA_TILING_CONFIG + DMA1_REGISTER_OFFSET, gb_addr_config);
3279 if (rdev->has_uvd) {
3280 WREG32(UVD_UDEC_ADDR_CONFIG, gb_addr_config);
3281 WREG32(UVD_UDEC_DB_ADDR_CONFIG, gb_addr_config);
3282 WREG32(UVD_UDEC_DBW_ADDR_CONFIG, gb_addr_config);
3283 }
3284
3285 si_tiling_mode_table_init(rdev);
3286
3287 si_setup_rb(rdev, rdev->config.si.max_shader_engines,
3288 rdev->config.si.max_sh_per_se,
3289 rdev->config.si.max_backends_per_se);
3290
3291 si_setup_spi(rdev, rdev->config.si.max_shader_engines,
3292 rdev->config.si.max_sh_per_se,
3293 rdev->config.si.max_cu_per_sh);
3294
3295 rdev->config.si.active_cus = 0;
3296 for (i = 0; i < rdev->config.si.max_shader_engines; i++) {
3297 for (j = 0; j < rdev->config.si.max_sh_per_se; j++) {
3298 rdev->config.si.active_cus +=
3299 hweight32(si_get_cu_active_bitmap(rdev, i, j));
3300 }
3301 }
3302
3303 /* set HW defaults for 3D engine */
3304 WREG32(CP_QUEUE_THRESHOLDS, (ROQ_IB1_START(0x16) |
3305 ROQ_IB2_START(0x2b)));
3306 WREG32(CP_MEQ_THRESHOLDS, MEQ1_START(0x30) | MEQ2_START(0x60));
3307
3308 sx_debug_1 = RREG32(SX_DEBUG_1);
3309 WREG32(SX_DEBUG_1, sx_debug_1);
3310
3311 WREG32(SPI_CONFIG_CNTL_1, VTX_DONE_DELAY(4));
3312
3313 WREG32(PA_SC_FIFO_SIZE, (SC_FRONTEND_PRIM_FIFO_SIZE(rdev->config.si.sc_prim_fifo_size_frontend) |
3314 SC_BACKEND_PRIM_FIFO_SIZE(rdev->config.si.sc_prim_fifo_size_backend) |
3315 SC_HIZ_TILE_FIFO_SIZE(rdev->config.si.sc_hiz_tile_fifo_size) |
3316 SC_EARLYZ_TILE_FIFO_SIZE(rdev->config.si.sc_earlyz_tile_fifo_size)));
3317
3318 WREG32(VGT_NUM_INSTANCES, 1);
3319
3320 WREG32(CP_PERFMON_CNTL, 0);
3321
3322 WREG32(SQ_CONFIG, 0);
3323
3324 WREG32(PA_SC_FORCE_EOV_MAX_CNTS, (FORCE_EOV_MAX_CLK_CNT(4095) |
3325 FORCE_EOV_MAX_REZ_CNT(255)));
3326
3327 WREG32(VGT_CACHE_INVALIDATION, CACHE_INVALIDATION(VC_AND_TC) |
3328 AUTO_INVLD_EN(ES_AND_GS_AUTO));
3329
3330 WREG32(VGT_GS_VERTEX_REUSE, 16);
3331 WREG32(PA_SC_LINE_STIPPLE_STATE, 0);
3332
3333 WREG32(CB_PERFCOUNTER0_SELECT0, 0);
3334 WREG32(CB_PERFCOUNTER0_SELECT1, 0);
3335 WREG32(CB_PERFCOUNTER1_SELECT0, 0);
3336 WREG32(CB_PERFCOUNTER1_SELECT1, 0);
3337 WREG32(CB_PERFCOUNTER2_SELECT0, 0);
3338 WREG32(CB_PERFCOUNTER2_SELECT1, 0);
3339 WREG32(CB_PERFCOUNTER3_SELECT0, 0);
3340 WREG32(CB_PERFCOUNTER3_SELECT1, 0);
3341
3342 tmp = RREG32(HDP_MISC_CNTL);
3343 tmp |= HDP_FLUSH_INVALIDATE_CACHE;
3344 WREG32(HDP_MISC_CNTL, tmp);
3345
3346 hdp_host_path_cntl = RREG32(HDP_HOST_PATH_CNTL);
3347 WREG32(HDP_HOST_PATH_CNTL, hdp_host_path_cntl);
3348
3349 WREG32(PA_CL_ENHANCE, CLIP_VTX_REORDER_ENA | NUM_CLIP_SEQ(3));
3350
3351 udelay(50);
3352 }
3353
3354 /*
3355 * GPU scratch registers helpers function.
3356 */
si_scratch_init(struct radeon_device * rdev)3357 static void si_scratch_init(struct radeon_device *rdev)
3358 {
3359 int i;
3360
3361 rdev->scratch.num_reg = 7;
3362 rdev->scratch.reg_base = SCRATCH_REG0;
3363 for (i = 0; i < rdev->scratch.num_reg; i++) {
3364 rdev->scratch.free[i] = true;
3365 rdev->scratch.reg[i] = rdev->scratch.reg_base + (i * 4);
3366 }
3367 }
3368
si_fence_ring_emit(struct radeon_device * rdev,struct radeon_fence * fence)3369 void si_fence_ring_emit(struct radeon_device *rdev,
3370 struct radeon_fence *fence)
3371 {
3372 struct radeon_ring *ring = &rdev->ring[fence->ring];
3373 u64 addr = rdev->fence_drv[fence->ring].gpu_addr;
3374
3375 /* flush read cache over gart */
3376 radeon_ring_write(ring, PACKET3(PACKET3_SET_CONFIG_REG, 1));
3377 radeon_ring_write(ring, (CP_COHER_CNTL2 - PACKET3_SET_CONFIG_REG_START) >> 2);
3378 radeon_ring_write(ring, 0);
3379 radeon_ring_write(ring, PACKET3(PACKET3_SURFACE_SYNC, 3));
3380 radeon_ring_write(ring, PACKET3_TCL1_ACTION_ENA |
3381 PACKET3_TC_ACTION_ENA |
3382 PACKET3_SH_KCACHE_ACTION_ENA |
3383 PACKET3_SH_ICACHE_ACTION_ENA);
3384 radeon_ring_write(ring, 0xFFFFFFFF);
3385 radeon_ring_write(ring, 0);
3386 radeon_ring_write(ring, 10); /* poll interval */
3387 /* EVENT_WRITE_EOP - flush caches, send int */
3388 radeon_ring_write(ring, PACKET3(PACKET3_EVENT_WRITE_EOP, 4));
3389 radeon_ring_write(ring, EVENT_TYPE(CACHE_FLUSH_AND_INV_TS_EVENT) | EVENT_INDEX(5));
3390 radeon_ring_write(ring, lower_32_bits(addr));
3391 radeon_ring_write(ring, (upper_32_bits(addr) & 0xff) | DATA_SEL(1) | INT_SEL(2));
3392 radeon_ring_write(ring, fence->seq);
3393 radeon_ring_write(ring, 0);
3394 }
3395
3396 /*
3397 * IB stuff
3398 */
si_ring_ib_execute(struct radeon_device * rdev,struct radeon_ib * ib)3399 void si_ring_ib_execute(struct radeon_device *rdev, struct radeon_ib *ib)
3400 {
3401 struct radeon_ring *ring = &rdev->ring[ib->ring];
3402 unsigned vm_id = ib->vm ? ib->vm->ids[ib->ring].id : 0;
3403 u32 header;
3404
3405 if (ib->is_const_ib) {
3406 /* set switch buffer packet before const IB */
3407 radeon_ring_write(ring, PACKET3(PACKET3_SWITCH_BUFFER, 0));
3408 radeon_ring_write(ring, 0);
3409
3410 header = PACKET3(PACKET3_INDIRECT_BUFFER_CONST, 2);
3411 } else {
3412 u32 next_rptr;
3413 if (ring->rptr_save_reg) {
3414 next_rptr = ring->wptr + 3 + 4 + 8;
3415 radeon_ring_write(ring, PACKET3(PACKET3_SET_CONFIG_REG, 1));
3416 radeon_ring_write(ring, ((ring->rptr_save_reg -
3417 PACKET3_SET_CONFIG_REG_START) >> 2));
3418 radeon_ring_write(ring, next_rptr);
3419 } else if (rdev->wb.enabled) {
3420 next_rptr = ring->wptr + 5 + 4 + 8;
3421 radeon_ring_write(ring, PACKET3(PACKET3_WRITE_DATA, 3));
3422 radeon_ring_write(ring, (1 << 8));
3423 radeon_ring_write(ring, ring->next_rptr_gpu_addr & 0xfffffffc);
3424 radeon_ring_write(ring, upper_32_bits(ring->next_rptr_gpu_addr));
3425 radeon_ring_write(ring, next_rptr);
3426 }
3427
3428 header = PACKET3(PACKET3_INDIRECT_BUFFER, 2);
3429 }
3430
3431 radeon_ring_write(ring, header);
3432 radeon_ring_write(ring,
3433 #ifdef __BIG_ENDIAN
3434 (2 << 0) |
3435 #endif
3436 (ib->gpu_addr & 0xFFFFFFFC));
3437 radeon_ring_write(ring, upper_32_bits(ib->gpu_addr) & 0xFFFF);
3438 radeon_ring_write(ring, ib->length_dw | (vm_id << 24));
3439
3440 if (!ib->is_const_ib) {
3441 /* flush read cache over gart for this vmid */
3442 radeon_ring_write(ring, PACKET3(PACKET3_SET_CONFIG_REG, 1));
3443 radeon_ring_write(ring, (CP_COHER_CNTL2 - PACKET3_SET_CONFIG_REG_START) >> 2);
3444 radeon_ring_write(ring, vm_id);
3445 radeon_ring_write(ring, PACKET3(PACKET3_SURFACE_SYNC, 3));
3446 radeon_ring_write(ring, PACKET3_TCL1_ACTION_ENA |
3447 PACKET3_TC_ACTION_ENA |
3448 PACKET3_SH_KCACHE_ACTION_ENA |
3449 PACKET3_SH_ICACHE_ACTION_ENA);
3450 radeon_ring_write(ring, 0xFFFFFFFF);
3451 radeon_ring_write(ring, 0);
3452 radeon_ring_write(ring, 10); /* poll interval */
3453 }
3454 }
3455
3456 /*
3457 * CP.
3458 */
si_cp_enable(struct radeon_device * rdev,bool enable)3459 static void si_cp_enable(struct radeon_device *rdev, bool enable)
3460 {
3461 if (enable)
3462 WREG32(CP_ME_CNTL, 0);
3463 else {
3464 if (rdev->asic->copy.copy_ring_index == RADEON_RING_TYPE_GFX_INDEX)
3465 radeon_ttm_set_active_vram_size(rdev, rdev->mc.visible_vram_size);
3466 WREG32(CP_ME_CNTL, (CP_ME_HALT | CP_PFP_HALT | CP_CE_HALT));
3467 WREG32(SCRATCH_UMSK, 0);
3468 rdev->ring[RADEON_RING_TYPE_GFX_INDEX].ready = false;
3469 rdev->ring[CAYMAN_RING_TYPE_CP1_INDEX].ready = false;
3470 rdev->ring[CAYMAN_RING_TYPE_CP2_INDEX].ready = false;
3471 }
3472 udelay(50);
3473 }
3474
si_cp_load_microcode(struct radeon_device * rdev)3475 static int si_cp_load_microcode(struct radeon_device *rdev)
3476 {
3477 int i;
3478
3479 if (!rdev->me_fw || !rdev->pfp_fw || !rdev->ce_fw)
3480 return -EINVAL;
3481
3482 si_cp_enable(rdev, false);
3483
3484 if (rdev->new_fw) {
3485 const struct gfx_firmware_header_v1_0 *pfp_hdr =
3486 (const struct gfx_firmware_header_v1_0 *)rdev->pfp_fw->data;
3487 const struct gfx_firmware_header_v1_0 *ce_hdr =
3488 (const struct gfx_firmware_header_v1_0 *)rdev->ce_fw->data;
3489 const struct gfx_firmware_header_v1_0 *me_hdr =
3490 (const struct gfx_firmware_header_v1_0 *)rdev->me_fw->data;
3491 const __le32 *fw_data;
3492 u32 fw_size;
3493
3494 radeon_ucode_print_gfx_hdr(&pfp_hdr->header);
3495 radeon_ucode_print_gfx_hdr(&ce_hdr->header);
3496 radeon_ucode_print_gfx_hdr(&me_hdr->header);
3497
3498 /* PFP */
3499 fw_data = (const __le32 *)
3500 (rdev->pfp_fw->data + le32_to_cpu(pfp_hdr->header.ucode_array_offset_bytes));
3501 fw_size = le32_to_cpu(pfp_hdr->header.ucode_size_bytes) / 4;
3502 WREG32(CP_PFP_UCODE_ADDR, 0);
3503 for (i = 0; i < fw_size; i++)
3504 WREG32(CP_PFP_UCODE_DATA, le32_to_cpup(fw_data++));
3505 WREG32(CP_PFP_UCODE_ADDR, 0);
3506
3507 /* CE */
3508 fw_data = (const __le32 *)
3509 (rdev->ce_fw->data + le32_to_cpu(ce_hdr->header.ucode_array_offset_bytes));
3510 fw_size = le32_to_cpu(ce_hdr->header.ucode_size_bytes) / 4;
3511 WREG32(CP_CE_UCODE_ADDR, 0);
3512 for (i = 0; i < fw_size; i++)
3513 WREG32(CP_CE_UCODE_DATA, le32_to_cpup(fw_data++));
3514 WREG32(CP_CE_UCODE_ADDR, 0);
3515
3516 /* ME */
3517 fw_data = (const __be32 *)
3518 (rdev->me_fw->data + le32_to_cpu(me_hdr->header.ucode_array_offset_bytes));
3519 fw_size = le32_to_cpu(me_hdr->header.ucode_size_bytes) / 4;
3520 WREG32(CP_ME_RAM_WADDR, 0);
3521 for (i = 0; i < fw_size; i++)
3522 WREG32(CP_ME_RAM_DATA, le32_to_cpup(fw_data++));
3523 WREG32(CP_ME_RAM_WADDR, 0);
3524 } else {
3525 const __be32 *fw_data;
3526
3527 /* PFP */
3528 fw_data = (const __be32 *)rdev->pfp_fw->data;
3529 WREG32(CP_PFP_UCODE_ADDR, 0);
3530 for (i = 0; i < SI_PFP_UCODE_SIZE; i++)
3531 WREG32(CP_PFP_UCODE_DATA, be32_to_cpup(fw_data++));
3532 WREG32(CP_PFP_UCODE_ADDR, 0);
3533
3534 /* CE */
3535 fw_data = (const __be32 *)rdev->ce_fw->data;
3536 WREG32(CP_CE_UCODE_ADDR, 0);
3537 for (i = 0; i < SI_CE_UCODE_SIZE; i++)
3538 WREG32(CP_CE_UCODE_DATA, be32_to_cpup(fw_data++));
3539 WREG32(CP_CE_UCODE_ADDR, 0);
3540
3541 /* ME */
3542 fw_data = (const __be32 *)rdev->me_fw->data;
3543 WREG32(CP_ME_RAM_WADDR, 0);
3544 for (i = 0; i < SI_PM4_UCODE_SIZE; i++)
3545 WREG32(CP_ME_RAM_DATA, be32_to_cpup(fw_data++));
3546 WREG32(CP_ME_RAM_WADDR, 0);
3547 }
3548
3549 WREG32(CP_PFP_UCODE_ADDR, 0);
3550 WREG32(CP_CE_UCODE_ADDR, 0);
3551 WREG32(CP_ME_RAM_WADDR, 0);
3552 WREG32(CP_ME_RAM_RADDR, 0);
3553 return 0;
3554 }
3555
si_cp_start(struct radeon_device * rdev)3556 static int si_cp_start(struct radeon_device *rdev)
3557 {
3558 struct radeon_ring *ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX];
3559 int r, i;
3560
3561 r = radeon_ring_lock(rdev, ring, 7 + 4);
3562 if (r) {
3563 DRM_ERROR("radeon: cp failed to lock ring (%d).\n", r);
3564 return r;
3565 }
3566 /* init the CP */
3567 radeon_ring_write(ring, PACKET3(PACKET3_ME_INITIALIZE, 5));
3568 radeon_ring_write(ring, 0x1);
3569 radeon_ring_write(ring, 0x0);
3570 radeon_ring_write(ring, rdev->config.si.max_hw_contexts - 1);
3571 radeon_ring_write(ring, PACKET3_ME_INITIALIZE_DEVICE_ID(1));
3572 radeon_ring_write(ring, 0);
3573 radeon_ring_write(ring, 0);
3574
3575 /* init the CE partitions */
3576 radeon_ring_write(ring, PACKET3(PACKET3_SET_BASE, 2));
3577 radeon_ring_write(ring, PACKET3_BASE_INDEX(CE_PARTITION_BASE));
3578 radeon_ring_write(ring, 0xc000);
3579 radeon_ring_write(ring, 0xe000);
3580 radeon_ring_unlock_commit(rdev, ring, false);
3581
3582 si_cp_enable(rdev, true);
3583
3584 r = radeon_ring_lock(rdev, ring, si_default_size + 10);
3585 if (r) {
3586 DRM_ERROR("radeon: cp failed to lock ring (%d).\n", r);
3587 return r;
3588 }
3589
3590 /* setup clear context state */
3591 radeon_ring_write(ring, PACKET3(PACKET3_PREAMBLE_CNTL, 0));
3592 radeon_ring_write(ring, PACKET3_PREAMBLE_BEGIN_CLEAR_STATE);
3593
3594 for (i = 0; i < si_default_size; i++)
3595 radeon_ring_write(ring, si_default_state[i]);
3596
3597 radeon_ring_write(ring, PACKET3(PACKET3_PREAMBLE_CNTL, 0));
3598 radeon_ring_write(ring, PACKET3_PREAMBLE_END_CLEAR_STATE);
3599
3600 /* set clear context state */
3601 radeon_ring_write(ring, PACKET3(PACKET3_CLEAR_STATE, 0));
3602 radeon_ring_write(ring, 0);
3603
3604 radeon_ring_write(ring, PACKET3(PACKET3_SET_CONTEXT_REG, 2));
3605 radeon_ring_write(ring, 0x00000316);
3606 radeon_ring_write(ring, 0x0000000e); /* VGT_VERTEX_REUSE_BLOCK_CNTL */
3607 radeon_ring_write(ring, 0x00000010); /* VGT_OUT_DEALLOC_CNTL */
3608
3609 radeon_ring_unlock_commit(rdev, ring, false);
3610
3611 for (i = RADEON_RING_TYPE_GFX_INDEX; i <= CAYMAN_RING_TYPE_CP2_INDEX; ++i) {
3612 ring = &rdev->ring[i];
3613 r = radeon_ring_lock(rdev, ring, 2);
3614
3615 /* clear the compute context state */
3616 radeon_ring_write(ring, PACKET3_COMPUTE(PACKET3_CLEAR_STATE, 0));
3617 radeon_ring_write(ring, 0);
3618
3619 radeon_ring_unlock_commit(rdev, ring, false);
3620 }
3621
3622 return 0;
3623 }
3624
si_cp_fini(struct radeon_device * rdev)3625 static void si_cp_fini(struct radeon_device *rdev)
3626 {
3627 struct radeon_ring *ring;
3628 si_cp_enable(rdev, false);
3629
3630 ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX];
3631 radeon_ring_fini(rdev, ring);
3632 radeon_scratch_free(rdev, ring->rptr_save_reg);
3633
3634 ring = &rdev->ring[CAYMAN_RING_TYPE_CP1_INDEX];
3635 radeon_ring_fini(rdev, ring);
3636 radeon_scratch_free(rdev, ring->rptr_save_reg);
3637
3638 ring = &rdev->ring[CAYMAN_RING_TYPE_CP2_INDEX];
3639 radeon_ring_fini(rdev, ring);
3640 radeon_scratch_free(rdev, ring->rptr_save_reg);
3641 }
3642
si_cp_resume(struct radeon_device * rdev)3643 static int si_cp_resume(struct radeon_device *rdev)
3644 {
3645 struct radeon_ring *ring;
3646 u32 tmp;
3647 u32 rb_bufsz;
3648 int r;
3649
3650 si_enable_gui_idle_interrupt(rdev, false);
3651
3652 WREG32(CP_SEM_WAIT_TIMER, 0x0);
3653 WREG32(CP_SEM_INCOMPLETE_TIMER_CNTL, 0x0);
3654
3655 /* Set the write pointer delay */
3656 WREG32(CP_RB_WPTR_DELAY, 0);
3657
3658 WREG32(CP_DEBUG, 0);
3659 WREG32(SCRATCH_ADDR, ((rdev->wb.gpu_addr + RADEON_WB_SCRATCH_OFFSET) >> 8) & 0xFFFFFFFF);
3660
3661 /* ring 0 - compute and gfx */
3662 /* Set ring buffer size */
3663 ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX];
3664 rb_bufsz = order_base_2(ring->ring_size / 8);
3665 tmp = (order_base_2(RADEON_GPU_PAGE_SIZE/8) << 8) | rb_bufsz;
3666 #ifdef __BIG_ENDIAN
3667 tmp |= BUF_SWAP_32BIT;
3668 #endif
3669 WREG32(CP_RB0_CNTL, tmp);
3670
3671 /* Initialize the ring buffer's read and write pointers */
3672 WREG32(CP_RB0_CNTL, tmp | RB_RPTR_WR_ENA);
3673 ring->wptr = 0;
3674 WREG32(CP_RB0_WPTR, ring->wptr);
3675
3676 /* set the wb address whether it's enabled or not */
3677 WREG32(CP_RB0_RPTR_ADDR, (rdev->wb.gpu_addr + RADEON_WB_CP_RPTR_OFFSET) & 0xFFFFFFFC);
3678 WREG32(CP_RB0_RPTR_ADDR_HI, upper_32_bits(rdev->wb.gpu_addr + RADEON_WB_CP_RPTR_OFFSET) & 0xFF);
3679
3680 if (rdev->wb.enabled)
3681 WREG32(SCRATCH_UMSK, 0xff);
3682 else {
3683 tmp |= RB_NO_UPDATE;
3684 WREG32(SCRATCH_UMSK, 0);
3685 }
3686
3687 mdelay(1);
3688 WREG32(CP_RB0_CNTL, tmp);
3689
3690 WREG32(CP_RB0_BASE, ring->gpu_addr >> 8);
3691
3692 /* ring1 - compute only */
3693 /* Set ring buffer size */
3694 ring = &rdev->ring[CAYMAN_RING_TYPE_CP1_INDEX];
3695 rb_bufsz = order_base_2(ring->ring_size / 8);
3696 tmp = (order_base_2(RADEON_GPU_PAGE_SIZE/8) << 8) | rb_bufsz;
3697 #ifdef __BIG_ENDIAN
3698 tmp |= BUF_SWAP_32BIT;
3699 #endif
3700 WREG32(CP_RB1_CNTL, tmp);
3701
3702 /* Initialize the ring buffer's read and write pointers */
3703 WREG32(CP_RB1_CNTL, tmp | RB_RPTR_WR_ENA);
3704 ring->wptr = 0;
3705 WREG32(CP_RB1_WPTR, ring->wptr);
3706
3707 /* set the wb address whether it's enabled or not */
3708 WREG32(CP_RB1_RPTR_ADDR, (rdev->wb.gpu_addr + RADEON_WB_CP1_RPTR_OFFSET) & 0xFFFFFFFC);
3709 WREG32(CP_RB1_RPTR_ADDR_HI, upper_32_bits(rdev->wb.gpu_addr + RADEON_WB_CP1_RPTR_OFFSET) & 0xFF);
3710
3711 mdelay(1);
3712 WREG32(CP_RB1_CNTL, tmp);
3713
3714 WREG32(CP_RB1_BASE, ring->gpu_addr >> 8);
3715
3716 /* ring2 - compute only */
3717 /* Set ring buffer size */
3718 ring = &rdev->ring[CAYMAN_RING_TYPE_CP2_INDEX];
3719 rb_bufsz = order_base_2(ring->ring_size / 8);
3720 tmp = (order_base_2(RADEON_GPU_PAGE_SIZE/8) << 8) | rb_bufsz;
3721 #ifdef __BIG_ENDIAN
3722 tmp |= BUF_SWAP_32BIT;
3723 #endif
3724 WREG32(CP_RB2_CNTL, tmp);
3725
3726 /* Initialize the ring buffer's read and write pointers */
3727 WREG32(CP_RB2_CNTL, tmp | RB_RPTR_WR_ENA);
3728 ring->wptr = 0;
3729 WREG32(CP_RB2_WPTR, ring->wptr);
3730
3731 /* set the wb address whether it's enabled or not */
3732 WREG32(CP_RB2_RPTR_ADDR, (rdev->wb.gpu_addr + RADEON_WB_CP2_RPTR_OFFSET) & 0xFFFFFFFC);
3733 WREG32(CP_RB2_RPTR_ADDR_HI, upper_32_bits(rdev->wb.gpu_addr + RADEON_WB_CP2_RPTR_OFFSET) & 0xFF);
3734
3735 mdelay(1);
3736 WREG32(CP_RB2_CNTL, tmp);
3737
3738 WREG32(CP_RB2_BASE, ring->gpu_addr >> 8);
3739
3740 /* start the rings */
3741 si_cp_start(rdev);
3742 rdev->ring[RADEON_RING_TYPE_GFX_INDEX].ready = true;
3743 rdev->ring[CAYMAN_RING_TYPE_CP1_INDEX].ready = true;
3744 rdev->ring[CAYMAN_RING_TYPE_CP2_INDEX].ready = true;
3745 r = radeon_ring_test(rdev, RADEON_RING_TYPE_GFX_INDEX, &rdev->ring[RADEON_RING_TYPE_GFX_INDEX]);
3746 if (r) {
3747 rdev->ring[RADEON_RING_TYPE_GFX_INDEX].ready = false;
3748 rdev->ring[CAYMAN_RING_TYPE_CP1_INDEX].ready = false;
3749 rdev->ring[CAYMAN_RING_TYPE_CP2_INDEX].ready = false;
3750 return r;
3751 }
3752 r = radeon_ring_test(rdev, CAYMAN_RING_TYPE_CP1_INDEX, &rdev->ring[CAYMAN_RING_TYPE_CP1_INDEX]);
3753 if (r) {
3754 rdev->ring[CAYMAN_RING_TYPE_CP1_INDEX].ready = false;
3755 }
3756 r = radeon_ring_test(rdev, CAYMAN_RING_TYPE_CP2_INDEX, &rdev->ring[CAYMAN_RING_TYPE_CP2_INDEX]);
3757 if (r) {
3758 rdev->ring[CAYMAN_RING_TYPE_CP2_INDEX].ready = false;
3759 }
3760
3761 si_enable_gui_idle_interrupt(rdev, true);
3762
3763 if (rdev->asic->copy.copy_ring_index == RADEON_RING_TYPE_GFX_INDEX)
3764 radeon_ttm_set_active_vram_size(rdev, rdev->mc.real_vram_size);
3765
3766 return 0;
3767 }
3768
si_gpu_check_soft_reset(struct radeon_device * rdev)3769 u32 si_gpu_check_soft_reset(struct radeon_device *rdev)
3770 {
3771 u32 reset_mask = 0;
3772 u32 tmp;
3773
3774 /* GRBM_STATUS */
3775 tmp = RREG32(GRBM_STATUS);
3776 if (tmp & (PA_BUSY | SC_BUSY |
3777 BCI_BUSY | SX_BUSY |
3778 TA_BUSY | VGT_BUSY |
3779 DB_BUSY | CB_BUSY |
3780 GDS_BUSY | SPI_BUSY |
3781 IA_BUSY | IA_BUSY_NO_DMA))
3782 reset_mask |= RADEON_RESET_GFX;
3783
3784 if (tmp & (CF_RQ_PENDING | PF_RQ_PENDING |
3785 CP_BUSY | CP_COHERENCY_BUSY))
3786 reset_mask |= RADEON_RESET_CP;
3787
3788 if (tmp & GRBM_EE_BUSY)
3789 reset_mask |= RADEON_RESET_GRBM | RADEON_RESET_GFX | RADEON_RESET_CP;
3790
3791 /* GRBM_STATUS2 */
3792 tmp = RREG32(GRBM_STATUS2);
3793 if (tmp & (RLC_RQ_PENDING | RLC_BUSY))
3794 reset_mask |= RADEON_RESET_RLC;
3795
3796 /* DMA_STATUS_REG 0 */
3797 tmp = RREG32(DMA_STATUS_REG + DMA0_REGISTER_OFFSET);
3798 if (!(tmp & DMA_IDLE))
3799 reset_mask |= RADEON_RESET_DMA;
3800
3801 /* DMA_STATUS_REG 1 */
3802 tmp = RREG32(DMA_STATUS_REG + DMA1_REGISTER_OFFSET);
3803 if (!(tmp & DMA_IDLE))
3804 reset_mask |= RADEON_RESET_DMA1;
3805
3806 /* SRBM_STATUS2 */
3807 tmp = RREG32(SRBM_STATUS2);
3808 if (tmp & DMA_BUSY)
3809 reset_mask |= RADEON_RESET_DMA;
3810
3811 if (tmp & DMA1_BUSY)
3812 reset_mask |= RADEON_RESET_DMA1;
3813
3814 /* SRBM_STATUS */
3815 tmp = RREG32(SRBM_STATUS);
3816
3817 if (tmp & IH_BUSY)
3818 reset_mask |= RADEON_RESET_IH;
3819
3820 if (tmp & SEM_BUSY)
3821 reset_mask |= RADEON_RESET_SEM;
3822
3823 if (tmp & GRBM_RQ_PENDING)
3824 reset_mask |= RADEON_RESET_GRBM;
3825
3826 if (tmp & VMC_BUSY)
3827 reset_mask |= RADEON_RESET_VMC;
3828
3829 if (tmp & (MCB_BUSY | MCB_NON_DISPLAY_BUSY |
3830 MCC_BUSY | MCD_BUSY))
3831 reset_mask |= RADEON_RESET_MC;
3832
3833 if (evergreen_is_display_hung(rdev))
3834 reset_mask |= RADEON_RESET_DISPLAY;
3835
3836 /* VM_L2_STATUS */
3837 tmp = RREG32(VM_L2_STATUS);
3838 if (tmp & L2_BUSY)
3839 reset_mask |= RADEON_RESET_VMC;
3840
3841 /* Skip MC reset as it's mostly likely not hung, just busy */
3842 if (reset_mask & RADEON_RESET_MC) {
3843 DRM_DEBUG("MC busy: 0x%08X, clearing.\n", reset_mask);
3844 reset_mask &= ~RADEON_RESET_MC;
3845 }
3846
3847 return reset_mask;
3848 }
3849
si_gpu_soft_reset(struct radeon_device * rdev,u32 reset_mask)3850 static void si_gpu_soft_reset(struct radeon_device *rdev, u32 reset_mask)
3851 {
3852 struct evergreen_mc_save save;
3853 u32 grbm_soft_reset = 0, srbm_soft_reset = 0;
3854 u32 tmp;
3855
3856 if (reset_mask == 0)
3857 return;
3858
3859 dev_info(rdev->dev, "GPU softreset: 0x%08X\n", reset_mask);
3860
3861 evergreen_print_gpu_status_regs(rdev);
3862 dev_info(rdev->dev, " VM_CONTEXT1_PROTECTION_FAULT_ADDR 0x%08X\n",
3863 RREG32(VM_CONTEXT1_PROTECTION_FAULT_ADDR));
3864 dev_info(rdev->dev, " VM_CONTEXT1_PROTECTION_FAULT_STATUS 0x%08X\n",
3865 RREG32(VM_CONTEXT1_PROTECTION_FAULT_STATUS));
3866
3867 /* disable PG/CG */
3868 si_fini_pg(rdev);
3869 si_fini_cg(rdev);
3870
3871 /* stop the rlc */
3872 si_rlc_stop(rdev);
3873
3874 /* Disable CP parsing/prefetching */
3875 WREG32(CP_ME_CNTL, CP_ME_HALT | CP_PFP_HALT | CP_CE_HALT);
3876
3877 if (reset_mask & RADEON_RESET_DMA) {
3878 /* dma0 */
3879 tmp = RREG32(DMA_RB_CNTL + DMA0_REGISTER_OFFSET);
3880 tmp &= ~DMA_RB_ENABLE;
3881 WREG32(DMA_RB_CNTL + DMA0_REGISTER_OFFSET, tmp);
3882 }
3883 if (reset_mask & RADEON_RESET_DMA1) {
3884 /* dma1 */
3885 tmp = RREG32(DMA_RB_CNTL + DMA1_REGISTER_OFFSET);
3886 tmp &= ~DMA_RB_ENABLE;
3887 WREG32(DMA_RB_CNTL + DMA1_REGISTER_OFFSET, tmp);
3888 }
3889
3890 udelay(50);
3891
3892 evergreen_mc_stop(rdev, &save);
3893 if (evergreen_mc_wait_for_idle(rdev)) {
3894 dev_warn(rdev->dev, "Wait for MC idle timedout !\n");
3895 }
3896
3897 if (reset_mask & (RADEON_RESET_GFX | RADEON_RESET_COMPUTE | RADEON_RESET_CP)) {
3898 grbm_soft_reset = SOFT_RESET_CB |
3899 SOFT_RESET_DB |
3900 SOFT_RESET_GDS |
3901 SOFT_RESET_PA |
3902 SOFT_RESET_SC |
3903 SOFT_RESET_BCI |
3904 SOFT_RESET_SPI |
3905 SOFT_RESET_SX |
3906 SOFT_RESET_TC |
3907 SOFT_RESET_TA |
3908 SOFT_RESET_VGT |
3909 SOFT_RESET_IA;
3910 }
3911
3912 if (reset_mask & RADEON_RESET_CP) {
3913 grbm_soft_reset |= SOFT_RESET_CP | SOFT_RESET_VGT;
3914
3915 srbm_soft_reset |= SOFT_RESET_GRBM;
3916 }
3917
3918 if (reset_mask & RADEON_RESET_DMA)
3919 srbm_soft_reset |= SOFT_RESET_DMA;
3920
3921 if (reset_mask & RADEON_RESET_DMA1)
3922 srbm_soft_reset |= SOFT_RESET_DMA1;
3923
3924 if (reset_mask & RADEON_RESET_DISPLAY)
3925 srbm_soft_reset |= SOFT_RESET_DC;
3926
3927 if (reset_mask & RADEON_RESET_RLC)
3928 grbm_soft_reset |= SOFT_RESET_RLC;
3929
3930 if (reset_mask & RADEON_RESET_SEM)
3931 srbm_soft_reset |= SOFT_RESET_SEM;
3932
3933 if (reset_mask & RADEON_RESET_IH)
3934 srbm_soft_reset |= SOFT_RESET_IH;
3935
3936 if (reset_mask & RADEON_RESET_GRBM)
3937 srbm_soft_reset |= SOFT_RESET_GRBM;
3938
3939 if (reset_mask & RADEON_RESET_VMC)
3940 srbm_soft_reset |= SOFT_RESET_VMC;
3941
3942 if (reset_mask & RADEON_RESET_MC)
3943 srbm_soft_reset |= SOFT_RESET_MC;
3944
3945 if (grbm_soft_reset) {
3946 tmp = RREG32(GRBM_SOFT_RESET);
3947 tmp |= grbm_soft_reset;
3948 dev_info(rdev->dev, "GRBM_SOFT_RESET=0x%08X\n", tmp);
3949 WREG32(GRBM_SOFT_RESET, tmp);
3950 tmp = RREG32(GRBM_SOFT_RESET);
3951
3952 udelay(50);
3953
3954 tmp &= ~grbm_soft_reset;
3955 WREG32(GRBM_SOFT_RESET, tmp);
3956 tmp = RREG32(GRBM_SOFT_RESET);
3957 }
3958
3959 if (srbm_soft_reset) {
3960 tmp = RREG32(SRBM_SOFT_RESET);
3961 tmp |= srbm_soft_reset;
3962 dev_info(rdev->dev, "SRBM_SOFT_RESET=0x%08X\n", tmp);
3963 WREG32(SRBM_SOFT_RESET, tmp);
3964 tmp = RREG32(SRBM_SOFT_RESET);
3965
3966 udelay(50);
3967
3968 tmp &= ~srbm_soft_reset;
3969 WREG32(SRBM_SOFT_RESET, tmp);
3970 tmp = RREG32(SRBM_SOFT_RESET);
3971 }
3972
3973 /* Wait a little for things to settle down */
3974 udelay(50);
3975
3976 evergreen_mc_resume(rdev, &save);
3977 udelay(50);
3978
3979 evergreen_print_gpu_status_regs(rdev);
3980 }
3981
si_set_clk_bypass_mode(struct radeon_device * rdev)3982 static void si_set_clk_bypass_mode(struct radeon_device *rdev)
3983 {
3984 u32 tmp, i;
3985
3986 tmp = RREG32(CG_SPLL_FUNC_CNTL);
3987 tmp |= SPLL_BYPASS_EN;
3988 WREG32(CG_SPLL_FUNC_CNTL, tmp);
3989
3990 tmp = RREG32(CG_SPLL_FUNC_CNTL_2);
3991 tmp |= SPLL_CTLREQ_CHG;
3992 WREG32(CG_SPLL_FUNC_CNTL_2, tmp);
3993
3994 for (i = 0; i < rdev->usec_timeout; i++) {
3995 if (RREG32(SPLL_STATUS) & SPLL_CHG_STATUS)
3996 break;
3997 udelay(1);
3998 }
3999
4000 tmp = RREG32(CG_SPLL_FUNC_CNTL_2);
4001 tmp &= ~(SPLL_CTLREQ_CHG | SCLK_MUX_UPDATE);
4002 WREG32(CG_SPLL_FUNC_CNTL_2, tmp);
4003
4004 tmp = RREG32(MPLL_CNTL_MODE);
4005 tmp &= ~MPLL_MCLK_SEL;
4006 WREG32(MPLL_CNTL_MODE, tmp);
4007 }
4008
si_spll_powerdown(struct radeon_device * rdev)4009 static void si_spll_powerdown(struct radeon_device *rdev)
4010 {
4011 u32 tmp;
4012
4013 tmp = RREG32(SPLL_CNTL_MODE);
4014 tmp |= SPLL_SW_DIR_CONTROL;
4015 WREG32(SPLL_CNTL_MODE, tmp);
4016
4017 tmp = RREG32(CG_SPLL_FUNC_CNTL);
4018 tmp |= SPLL_RESET;
4019 WREG32(CG_SPLL_FUNC_CNTL, tmp);
4020
4021 tmp = RREG32(CG_SPLL_FUNC_CNTL);
4022 tmp |= SPLL_SLEEP;
4023 WREG32(CG_SPLL_FUNC_CNTL, tmp);
4024
4025 tmp = RREG32(SPLL_CNTL_MODE);
4026 tmp &= ~SPLL_SW_DIR_CONTROL;
4027 WREG32(SPLL_CNTL_MODE, tmp);
4028 }
4029
si_gpu_pci_config_reset(struct radeon_device * rdev)4030 static void si_gpu_pci_config_reset(struct radeon_device *rdev)
4031 {
4032 struct evergreen_mc_save save;
4033 u32 tmp, i;
4034
4035 dev_info(rdev->dev, "GPU pci config reset\n");
4036
4037 /* disable dpm? */
4038
4039 /* disable cg/pg */
4040 si_fini_pg(rdev);
4041 si_fini_cg(rdev);
4042
4043 /* Disable CP parsing/prefetching */
4044 WREG32(CP_ME_CNTL, CP_ME_HALT | CP_PFP_HALT | CP_CE_HALT);
4045 /* dma0 */
4046 tmp = RREG32(DMA_RB_CNTL + DMA0_REGISTER_OFFSET);
4047 tmp &= ~DMA_RB_ENABLE;
4048 WREG32(DMA_RB_CNTL + DMA0_REGISTER_OFFSET, tmp);
4049 /* dma1 */
4050 tmp = RREG32(DMA_RB_CNTL + DMA1_REGISTER_OFFSET);
4051 tmp &= ~DMA_RB_ENABLE;
4052 WREG32(DMA_RB_CNTL + DMA1_REGISTER_OFFSET, tmp);
4053 /* XXX other engines? */
4054
4055 /* halt the rlc, disable cp internal ints */
4056 si_rlc_stop(rdev);
4057
4058 udelay(50);
4059
4060 /* disable mem access */
4061 evergreen_mc_stop(rdev, &save);
4062 if (evergreen_mc_wait_for_idle(rdev)) {
4063 dev_warn(rdev->dev, "Wait for MC idle timed out !\n");
4064 }
4065
4066 /* set mclk/sclk to bypass */
4067 si_set_clk_bypass_mode(rdev);
4068 /* powerdown spll */
4069 si_spll_powerdown(rdev);
4070 /* disable BM */
4071 pci_clear_master(rdev->pdev);
4072 /* reset */
4073 radeon_pci_config_reset(rdev);
4074 /* wait for asic to come out of reset */
4075 for (i = 0; i < rdev->usec_timeout; i++) {
4076 if (RREG32(CONFIG_MEMSIZE) != 0xffffffff)
4077 break;
4078 udelay(1);
4079 }
4080 }
4081
si_asic_reset(struct radeon_device * rdev,bool hard)4082 int si_asic_reset(struct radeon_device *rdev, bool hard)
4083 {
4084 u32 reset_mask;
4085
4086 if (hard) {
4087 si_gpu_pci_config_reset(rdev);
4088 return 0;
4089 }
4090
4091 reset_mask = si_gpu_check_soft_reset(rdev);
4092
4093 if (reset_mask)
4094 r600_set_bios_scratch_engine_hung(rdev, true);
4095
4096 /* try soft reset */
4097 si_gpu_soft_reset(rdev, reset_mask);
4098
4099 reset_mask = si_gpu_check_soft_reset(rdev);
4100
4101 /* try pci config reset */
4102 if (reset_mask && radeon_hard_reset)
4103 si_gpu_pci_config_reset(rdev);
4104
4105 reset_mask = si_gpu_check_soft_reset(rdev);
4106
4107 if (!reset_mask)
4108 r600_set_bios_scratch_engine_hung(rdev, false);
4109
4110 return 0;
4111 }
4112
4113 /**
4114 * si_gfx_is_lockup - Check if the GFX engine is locked up
4115 *
4116 * @rdev: radeon_device pointer
4117 * @ring: radeon_ring structure holding ring information
4118 *
4119 * Check if the GFX engine is locked up.
4120 * Returns true if the engine appears to be locked up, false if not.
4121 */
si_gfx_is_lockup(struct radeon_device * rdev,struct radeon_ring * ring)4122 bool si_gfx_is_lockup(struct radeon_device *rdev, struct radeon_ring *ring)
4123 {
4124 u32 reset_mask = si_gpu_check_soft_reset(rdev);
4125
4126 if (!(reset_mask & (RADEON_RESET_GFX |
4127 RADEON_RESET_COMPUTE |
4128 RADEON_RESET_CP))) {
4129 radeon_ring_lockup_update(rdev, ring);
4130 return false;
4131 }
4132 return radeon_ring_test_lockup(rdev, ring);
4133 }
4134
4135 /* MC */
si_mc_program(struct radeon_device * rdev)4136 static void si_mc_program(struct radeon_device *rdev)
4137 {
4138 struct evergreen_mc_save save;
4139 u32 tmp;
4140 int i, j;
4141
4142 /* Initialize HDP */
4143 for (i = 0, j = 0; i < 32; i++, j += 0x18) {
4144 WREG32((0x2c14 + j), 0x00000000);
4145 WREG32((0x2c18 + j), 0x00000000);
4146 WREG32((0x2c1c + j), 0x00000000);
4147 WREG32((0x2c20 + j), 0x00000000);
4148 WREG32((0x2c24 + j), 0x00000000);
4149 }
4150 WREG32(HDP_REG_COHERENCY_FLUSH_CNTL, 0);
4151
4152 evergreen_mc_stop(rdev, &save);
4153 if (radeon_mc_wait_for_idle(rdev)) {
4154 dev_warn(rdev->dev, "Wait for MC idle timedout !\n");
4155 }
4156 if (!ASIC_IS_NODCE(rdev))
4157 /* Lockout access through VGA aperture*/
4158 WREG32(VGA_HDP_CONTROL, VGA_MEMORY_DISABLE);
4159 /* Update configuration */
4160 WREG32(MC_VM_SYSTEM_APERTURE_LOW_ADDR,
4161 rdev->mc.vram_start >> 12);
4162 WREG32(MC_VM_SYSTEM_APERTURE_HIGH_ADDR,
4163 rdev->mc.vram_end >> 12);
4164 WREG32(MC_VM_SYSTEM_APERTURE_DEFAULT_ADDR,
4165 rdev->vram_scratch.gpu_addr >> 12);
4166 tmp = ((rdev->mc.vram_end >> 24) & 0xFFFF) << 16;
4167 tmp |= ((rdev->mc.vram_start >> 24) & 0xFFFF);
4168 WREG32(MC_VM_FB_LOCATION, tmp);
4169 /* XXX double check these! */
4170 WREG32(HDP_NONSURFACE_BASE, (rdev->mc.vram_start >> 8));
4171 WREG32(HDP_NONSURFACE_INFO, (2 << 7) | (1 << 30));
4172 WREG32(HDP_NONSURFACE_SIZE, 0x3FFFFFFF);
4173 WREG32(MC_VM_AGP_BASE, 0);
4174 WREG32(MC_VM_AGP_TOP, 0x0FFFFFFF);
4175 WREG32(MC_VM_AGP_BOT, 0x0FFFFFFF);
4176 if (radeon_mc_wait_for_idle(rdev)) {
4177 dev_warn(rdev->dev, "Wait for MC idle timedout !\n");
4178 }
4179 evergreen_mc_resume(rdev, &save);
4180 if (!ASIC_IS_NODCE(rdev)) {
4181 /* we need to own VRAM, so turn off the VGA renderer here
4182 * to stop it overwriting our objects */
4183 rv515_vga_render_disable(rdev);
4184 }
4185 }
4186
si_vram_gtt_location(struct radeon_device * rdev,struct radeon_mc * mc)4187 void si_vram_gtt_location(struct radeon_device *rdev,
4188 struct radeon_mc *mc)
4189 {
4190 if (mc->mc_vram_size > 0xFFC0000000ULL) {
4191 /* leave room for at least 1024M GTT */
4192 dev_warn(rdev->dev, "limiting VRAM\n");
4193 mc->real_vram_size = 0xFFC0000000ULL;
4194 mc->mc_vram_size = 0xFFC0000000ULL;
4195 }
4196 radeon_vram_location(rdev, &rdev->mc, 0);
4197 rdev->mc.gtt_base_align = 0;
4198 radeon_gtt_location(rdev, mc);
4199 }
4200
si_mc_init(struct radeon_device * rdev)4201 static int si_mc_init(struct radeon_device *rdev)
4202 {
4203 u32 tmp;
4204 int chansize, numchan;
4205
4206 /* Get VRAM informations */
4207 rdev->mc.vram_is_ddr = true;
4208 tmp = RREG32(MC_ARB_RAMCFG);
4209 if (tmp & CHANSIZE_OVERRIDE) {
4210 chansize = 16;
4211 } else if (tmp & CHANSIZE_MASK) {
4212 chansize = 64;
4213 } else {
4214 chansize = 32;
4215 }
4216 tmp = RREG32(MC_SHARED_CHMAP);
4217 switch ((tmp & NOOFCHAN_MASK) >> NOOFCHAN_SHIFT) {
4218 case 0:
4219 default:
4220 numchan = 1;
4221 break;
4222 case 1:
4223 numchan = 2;
4224 break;
4225 case 2:
4226 numchan = 4;
4227 break;
4228 case 3:
4229 numchan = 8;
4230 break;
4231 case 4:
4232 numchan = 3;
4233 break;
4234 case 5:
4235 numchan = 6;
4236 break;
4237 case 6:
4238 numchan = 10;
4239 break;
4240 case 7:
4241 numchan = 12;
4242 break;
4243 case 8:
4244 numchan = 16;
4245 break;
4246 }
4247 rdev->mc.vram_width = numchan * chansize;
4248 /* Could aper size report 0 ? */
4249 rdev->mc.aper_base = pci_resource_start(rdev->pdev, 0);
4250 rdev->mc.aper_size = pci_resource_len(rdev->pdev, 0);
4251 /* size in MB on si */
4252 tmp = RREG32(CONFIG_MEMSIZE);
4253 /* some boards may have garbage in the upper 16 bits */
4254 if (tmp & 0xffff0000) {
4255 DRM_INFO("Probable bad vram size: 0x%08x\n", tmp);
4256 if (tmp & 0xffff)
4257 tmp &= 0xffff;
4258 }
4259 rdev->mc.mc_vram_size = tmp * 1024ULL * 1024ULL;
4260 rdev->mc.real_vram_size = rdev->mc.mc_vram_size;
4261 rdev->mc.visible_vram_size = rdev->mc.aper_size;
4262 si_vram_gtt_location(rdev, &rdev->mc);
4263 radeon_update_bandwidth_info(rdev);
4264
4265 return 0;
4266 }
4267
4268 /*
4269 * GART
4270 */
si_pcie_gart_tlb_flush(struct radeon_device * rdev)4271 void si_pcie_gart_tlb_flush(struct radeon_device *rdev)
4272 {
4273 /* flush hdp cache */
4274 WREG32(HDP_MEM_COHERENCY_FLUSH_CNTL, 0x1);
4275
4276 /* bits 0-15 are the VM contexts0-15 */
4277 WREG32(VM_INVALIDATE_REQUEST, 1);
4278 }
4279
si_pcie_gart_enable(struct radeon_device * rdev)4280 static int si_pcie_gart_enable(struct radeon_device *rdev)
4281 {
4282 int r, i;
4283
4284 if (rdev->gart.robj == NULL) {
4285 dev_err(rdev->dev, "No VRAM object for PCIE GART.\n");
4286 return -EINVAL;
4287 }
4288 r = radeon_gart_table_vram_pin(rdev);
4289 if (r)
4290 return r;
4291 /* Setup TLB control */
4292 WREG32(MC_VM_MX_L1_TLB_CNTL,
4293 (0xA << 7) |
4294 ENABLE_L1_TLB |
4295 ENABLE_L1_FRAGMENT_PROCESSING |
4296 SYSTEM_ACCESS_MODE_NOT_IN_SYS |
4297 ENABLE_ADVANCED_DRIVER_MODEL |
4298 SYSTEM_APERTURE_UNMAPPED_ACCESS_PASS_THRU);
4299 /* Setup L2 cache */
4300 WREG32(VM_L2_CNTL, ENABLE_L2_CACHE |
4301 ENABLE_L2_FRAGMENT_PROCESSING |
4302 ENABLE_L2_PTE_CACHE_LRU_UPDATE_BY_WRITE |
4303 ENABLE_L2_PDE0_CACHE_LRU_UPDATE_BY_WRITE |
4304 EFFECTIVE_L2_QUEUE_SIZE(7) |
4305 CONTEXT1_IDENTITY_ACCESS_MODE(1));
4306 WREG32(VM_L2_CNTL2, INVALIDATE_ALL_L1_TLBS | INVALIDATE_L2_CACHE);
4307 WREG32(VM_L2_CNTL3, L2_CACHE_BIGK_ASSOCIATIVITY |
4308 BANK_SELECT(4) |
4309 L2_CACHE_BIGK_FRAGMENT_SIZE(4));
4310 /* setup context0 */
4311 WREG32(VM_CONTEXT0_PAGE_TABLE_START_ADDR, rdev->mc.gtt_start >> 12);
4312 WREG32(VM_CONTEXT0_PAGE_TABLE_END_ADDR, rdev->mc.gtt_end >> 12);
4313 WREG32(VM_CONTEXT0_PAGE_TABLE_BASE_ADDR, rdev->gart.table_addr >> 12);
4314 WREG32(VM_CONTEXT0_PROTECTION_FAULT_DEFAULT_ADDR,
4315 (u32)(rdev->dummy_page.addr >> 12));
4316 WREG32(VM_CONTEXT0_CNTL2, 0);
4317 WREG32(VM_CONTEXT0_CNTL, (ENABLE_CONTEXT | PAGE_TABLE_DEPTH(0) |
4318 RANGE_PROTECTION_FAULT_ENABLE_DEFAULT));
4319
4320 WREG32(0x15D4, 0);
4321 WREG32(0x15D8, 0);
4322 WREG32(0x15DC, 0);
4323
4324 /* empty context1-15 */
4325 /* set vm size, must be a multiple of 4 */
4326 WREG32(VM_CONTEXT1_PAGE_TABLE_START_ADDR, 0);
4327 WREG32(VM_CONTEXT1_PAGE_TABLE_END_ADDR, rdev->vm_manager.max_pfn - 1);
4328 /* Assign the pt base to something valid for now; the pts used for
4329 * the VMs are determined by the application and setup and assigned
4330 * on the fly in the vm part of radeon_gart.c
4331 */
4332 for (i = 1; i < 16; i++) {
4333 if (i < 8)
4334 WREG32(VM_CONTEXT0_PAGE_TABLE_BASE_ADDR + (i << 2),
4335 rdev->vm_manager.saved_table_addr[i]);
4336 else
4337 WREG32(VM_CONTEXT8_PAGE_TABLE_BASE_ADDR + ((i - 8) << 2),
4338 rdev->vm_manager.saved_table_addr[i]);
4339 }
4340
4341 /* enable context1-15 */
4342 WREG32(VM_CONTEXT1_PROTECTION_FAULT_DEFAULT_ADDR,
4343 (u32)(rdev->dummy_page.addr >> 12));
4344 WREG32(VM_CONTEXT1_CNTL2, 4);
4345 WREG32(VM_CONTEXT1_CNTL, ENABLE_CONTEXT | PAGE_TABLE_DEPTH(1) |
4346 PAGE_TABLE_BLOCK_SIZE(radeon_vm_block_size - 9) |
4347 RANGE_PROTECTION_FAULT_ENABLE_INTERRUPT |
4348 RANGE_PROTECTION_FAULT_ENABLE_DEFAULT |
4349 DUMMY_PAGE_PROTECTION_FAULT_ENABLE_INTERRUPT |
4350 DUMMY_PAGE_PROTECTION_FAULT_ENABLE_DEFAULT |
4351 PDE0_PROTECTION_FAULT_ENABLE_INTERRUPT |
4352 PDE0_PROTECTION_FAULT_ENABLE_DEFAULT |
4353 VALID_PROTECTION_FAULT_ENABLE_INTERRUPT |
4354 VALID_PROTECTION_FAULT_ENABLE_DEFAULT |
4355 READ_PROTECTION_FAULT_ENABLE_INTERRUPT |
4356 READ_PROTECTION_FAULT_ENABLE_DEFAULT |
4357 WRITE_PROTECTION_FAULT_ENABLE_INTERRUPT |
4358 WRITE_PROTECTION_FAULT_ENABLE_DEFAULT);
4359
4360 si_pcie_gart_tlb_flush(rdev);
4361 DRM_INFO("PCIE GART of %uM enabled (table at 0x%016llX).\n",
4362 (unsigned)(rdev->mc.gtt_size >> 20),
4363 (unsigned long long)rdev->gart.table_addr);
4364 rdev->gart.ready = true;
4365 return 0;
4366 }
4367
si_pcie_gart_disable(struct radeon_device * rdev)4368 static void si_pcie_gart_disable(struct radeon_device *rdev)
4369 {
4370 unsigned i;
4371
4372 for (i = 1; i < 16; ++i) {
4373 uint32_t reg;
4374 if (i < 8)
4375 reg = VM_CONTEXT0_PAGE_TABLE_BASE_ADDR + (i << 2);
4376 else
4377 reg = VM_CONTEXT8_PAGE_TABLE_BASE_ADDR + ((i - 8) << 2);
4378 rdev->vm_manager.saved_table_addr[i] = RREG32(reg);
4379 }
4380
4381 /* Disable all tables */
4382 WREG32(VM_CONTEXT0_CNTL, 0);
4383 WREG32(VM_CONTEXT1_CNTL, 0);
4384 /* Setup TLB control */
4385 WREG32(MC_VM_MX_L1_TLB_CNTL, SYSTEM_ACCESS_MODE_NOT_IN_SYS |
4386 SYSTEM_APERTURE_UNMAPPED_ACCESS_PASS_THRU);
4387 /* Setup L2 cache */
4388 WREG32(VM_L2_CNTL, ENABLE_L2_PTE_CACHE_LRU_UPDATE_BY_WRITE |
4389 ENABLE_L2_PDE0_CACHE_LRU_UPDATE_BY_WRITE |
4390 EFFECTIVE_L2_QUEUE_SIZE(7) |
4391 CONTEXT1_IDENTITY_ACCESS_MODE(1));
4392 WREG32(VM_L2_CNTL2, 0);
4393 WREG32(VM_L2_CNTL3, L2_CACHE_BIGK_ASSOCIATIVITY |
4394 L2_CACHE_BIGK_FRAGMENT_SIZE(0));
4395 radeon_gart_table_vram_unpin(rdev);
4396 }
4397
si_pcie_gart_fini(struct radeon_device * rdev)4398 static void si_pcie_gart_fini(struct radeon_device *rdev)
4399 {
4400 si_pcie_gart_disable(rdev);
4401 radeon_gart_table_vram_free(rdev);
4402 radeon_gart_fini(rdev);
4403 }
4404
4405 /* vm parser */
si_vm_reg_valid(u32 reg)4406 static bool si_vm_reg_valid(u32 reg)
4407 {
4408 /* context regs are fine */
4409 if (reg >= 0x28000)
4410 return true;
4411
4412 /* shader regs are also fine */
4413 if (reg >= 0xB000 && reg < 0xC000)
4414 return true;
4415
4416 /* check config regs */
4417 switch (reg) {
4418 case GRBM_GFX_INDEX:
4419 case CP_STRMOUT_CNTL:
4420 case VGT_VTX_VECT_EJECT_REG:
4421 case VGT_CACHE_INVALIDATION:
4422 case VGT_ESGS_RING_SIZE:
4423 case VGT_GSVS_RING_SIZE:
4424 case VGT_GS_VERTEX_REUSE:
4425 case VGT_PRIMITIVE_TYPE:
4426 case VGT_INDEX_TYPE:
4427 case VGT_NUM_INDICES:
4428 case VGT_NUM_INSTANCES:
4429 case VGT_TF_RING_SIZE:
4430 case VGT_HS_OFFCHIP_PARAM:
4431 case VGT_TF_MEMORY_BASE:
4432 case PA_CL_ENHANCE:
4433 case PA_SU_LINE_STIPPLE_VALUE:
4434 case PA_SC_LINE_STIPPLE_STATE:
4435 case PA_SC_ENHANCE:
4436 case SQC_CACHES:
4437 case SPI_STATIC_THREAD_MGMT_1:
4438 case SPI_STATIC_THREAD_MGMT_2:
4439 case SPI_STATIC_THREAD_MGMT_3:
4440 case SPI_PS_MAX_WAVE_ID:
4441 case SPI_CONFIG_CNTL:
4442 case SPI_CONFIG_CNTL_1:
4443 case TA_CNTL_AUX:
4444 case TA_CS_BC_BASE_ADDR:
4445 return true;
4446 default:
4447 DRM_ERROR("Invalid register 0x%x in CS\n", reg);
4448 return false;
4449 }
4450 }
4451
si_vm_packet3_ce_check(struct radeon_device * rdev,u32 * ib,struct radeon_cs_packet * pkt)4452 static int si_vm_packet3_ce_check(struct radeon_device *rdev,
4453 u32 *ib, struct radeon_cs_packet *pkt)
4454 {
4455 switch (pkt->opcode) {
4456 case PACKET3_NOP:
4457 case PACKET3_SET_BASE:
4458 case PACKET3_SET_CE_DE_COUNTERS:
4459 case PACKET3_LOAD_CONST_RAM:
4460 case PACKET3_WRITE_CONST_RAM:
4461 case PACKET3_WRITE_CONST_RAM_OFFSET:
4462 case PACKET3_DUMP_CONST_RAM:
4463 case PACKET3_INCREMENT_CE_COUNTER:
4464 case PACKET3_WAIT_ON_DE_COUNTER:
4465 case PACKET3_CE_WRITE:
4466 break;
4467 default:
4468 DRM_ERROR("Invalid CE packet3: 0x%x\n", pkt->opcode);
4469 return -EINVAL;
4470 }
4471 return 0;
4472 }
4473
si_vm_packet3_cp_dma_check(u32 * ib,u32 idx)4474 static int si_vm_packet3_cp_dma_check(u32 *ib, u32 idx)
4475 {
4476 u32 start_reg, reg, i;
4477 u32 command = ib[idx + 4];
4478 u32 info = ib[idx + 1];
4479 u32 idx_value = ib[idx];
4480 if (command & PACKET3_CP_DMA_CMD_SAS) {
4481 /* src address space is register */
4482 if (((info & 0x60000000) >> 29) == 0) {
4483 start_reg = idx_value << 2;
4484 if (command & PACKET3_CP_DMA_CMD_SAIC) {
4485 reg = start_reg;
4486 if (!si_vm_reg_valid(reg)) {
4487 DRM_ERROR("CP DMA Bad SRC register\n");
4488 return -EINVAL;
4489 }
4490 } else {
4491 for (i = 0; i < (command & 0x1fffff); i++) {
4492 reg = start_reg + (4 * i);
4493 if (!si_vm_reg_valid(reg)) {
4494 DRM_ERROR("CP DMA Bad SRC register\n");
4495 return -EINVAL;
4496 }
4497 }
4498 }
4499 }
4500 }
4501 if (command & PACKET3_CP_DMA_CMD_DAS) {
4502 /* dst address space is register */
4503 if (((info & 0x00300000) >> 20) == 0) {
4504 start_reg = ib[idx + 2];
4505 if (command & PACKET3_CP_DMA_CMD_DAIC) {
4506 reg = start_reg;
4507 if (!si_vm_reg_valid(reg)) {
4508 DRM_ERROR("CP DMA Bad DST register\n");
4509 return -EINVAL;
4510 }
4511 } else {
4512 for (i = 0; i < (command & 0x1fffff); i++) {
4513 reg = start_reg + (4 * i);
4514 if (!si_vm_reg_valid(reg)) {
4515 DRM_ERROR("CP DMA Bad DST register\n");
4516 return -EINVAL;
4517 }
4518 }
4519 }
4520 }
4521 }
4522 return 0;
4523 }
4524
si_vm_packet3_gfx_check(struct radeon_device * rdev,u32 * ib,struct radeon_cs_packet * pkt)4525 static int si_vm_packet3_gfx_check(struct radeon_device *rdev,
4526 u32 *ib, struct radeon_cs_packet *pkt)
4527 {
4528 int r;
4529 u32 idx = pkt->idx + 1;
4530 u32 idx_value = ib[idx];
4531 u32 start_reg, end_reg, reg, i;
4532
4533 switch (pkt->opcode) {
4534 case PACKET3_NOP:
4535 case PACKET3_SET_BASE:
4536 case PACKET3_CLEAR_STATE:
4537 case PACKET3_INDEX_BUFFER_SIZE:
4538 case PACKET3_DISPATCH_DIRECT:
4539 case PACKET3_DISPATCH_INDIRECT:
4540 case PACKET3_ALLOC_GDS:
4541 case PACKET3_WRITE_GDS_RAM:
4542 case PACKET3_ATOMIC_GDS:
4543 case PACKET3_ATOMIC:
4544 case PACKET3_OCCLUSION_QUERY:
4545 case PACKET3_SET_PREDICATION:
4546 case PACKET3_COND_EXEC:
4547 case PACKET3_PRED_EXEC:
4548 case PACKET3_DRAW_INDIRECT:
4549 case PACKET3_DRAW_INDEX_INDIRECT:
4550 case PACKET3_INDEX_BASE:
4551 case PACKET3_DRAW_INDEX_2:
4552 case PACKET3_CONTEXT_CONTROL:
4553 case PACKET3_INDEX_TYPE:
4554 case PACKET3_DRAW_INDIRECT_MULTI:
4555 case PACKET3_DRAW_INDEX_AUTO:
4556 case PACKET3_DRAW_INDEX_IMMD:
4557 case PACKET3_NUM_INSTANCES:
4558 case PACKET3_DRAW_INDEX_MULTI_AUTO:
4559 case PACKET3_STRMOUT_BUFFER_UPDATE:
4560 case PACKET3_DRAW_INDEX_OFFSET_2:
4561 case PACKET3_DRAW_INDEX_MULTI_ELEMENT:
4562 case PACKET3_DRAW_INDEX_INDIRECT_MULTI:
4563 case PACKET3_MPEG_INDEX:
4564 case PACKET3_WAIT_REG_MEM:
4565 case PACKET3_MEM_WRITE:
4566 case PACKET3_PFP_SYNC_ME:
4567 case PACKET3_SURFACE_SYNC:
4568 case PACKET3_EVENT_WRITE:
4569 case PACKET3_EVENT_WRITE_EOP:
4570 case PACKET3_EVENT_WRITE_EOS:
4571 case PACKET3_SET_CONTEXT_REG:
4572 case PACKET3_SET_CONTEXT_REG_INDIRECT:
4573 case PACKET3_SET_SH_REG:
4574 case PACKET3_SET_SH_REG_OFFSET:
4575 case PACKET3_INCREMENT_DE_COUNTER:
4576 case PACKET3_WAIT_ON_CE_COUNTER:
4577 case PACKET3_WAIT_ON_AVAIL_BUFFER:
4578 case PACKET3_ME_WRITE:
4579 break;
4580 case PACKET3_COPY_DATA:
4581 if ((idx_value & 0xf00) == 0) {
4582 reg = ib[idx + 3] * 4;
4583 if (!si_vm_reg_valid(reg))
4584 return -EINVAL;
4585 }
4586 break;
4587 case PACKET3_WRITE_DATA:
4588 if ((idx_value & 0xf00) == 0) {
4589 start_reg = ib[idx + 1] * 4;
4590 if (idx_value & 0x10000) {
4591 if (!si_vm_reg_valid(start_reg))
4592 return -EINVAL;
4593 } else {
4594 for (i = 0; i < (pkt->count - 2); i++) {
4595 reg = start_reg + (4 * i);
4596 if (!si_vm_reg_valid(reg))
4597 return -EINVAL;
4598 }
4599 }
4600 }
4601 break;
4602 case PACKET3_COND_WRITE:
4603 if (idx_value & 0x100) {
4604 reg = ib[idx + 5] * 4;
4605 if (!si_vm_reg_valid(reg))
4606 return -EINVAL;
4607 }
4608 break;
4609 case PACKET3_COPY_DW:
4610 if (idx_value & 0x2) {
4611 reg = ib[idx + 3] * 4;
4612 if (!si_vm_reg_valid(reg))
4613 return -EINVAL;
4614 }
4615 break;
4616 case PACKET3_SET_CONFIG_REG:
4617 start_reg = (idx_value << 2) + PACKET3_SET_CONFIG_REG_START;
4618 end_reg = 4 * pkt->count + start_reg - 4;
4619 if ((start_reg < PACKET3_SET_CONFIG_REG_START) ||
4620 (start_reg >= PACKET3_SET_CONFIG_REG_END) ||
4621 (end_reg >= PACKET3_SET_CONFIG_REG_END)) {
4622 DRM_ERROR("bad PACKET3_SET_CONFIG_REG\n");
4623 return -EINVAL;
4624 }
4625 for (i = 0; i < pkt->count; i++) {
4626 reg = start_reg + (4 * i);
4627 if (!si_vm_reg_valid(reg))
4628 return -EINVAL;
4629 }
4630 break;
4631 case PACKET3_CP_DMA:
4632 r = si_vm_packet3_cp_dma_check(ib, idx);
4633 if (r)
4634 return r;
4635 break;
4636 default:
4637 DRM_ERROR("Invalid GFX packet3: 0x%x\n", pkt->opcode);
4638 return -EINVAL;
4639 }
4640 return 0;
4641 }
4642
si_vm_packet3_compute_check(struct radeon_device * rdev,u32 * ib,struct radeon_cs_packet * pkt)4643 static int si_vm_packet3_compute_check(struct radeon_device *rdev,
4644 u32 *ib, struct radeon_cs_packet *pkt)
4645 {
4646 int r;
4647 u32 idx = pkt->idx + 1;
4648 u32 idx_value = ib[idx];
4649 u32 start_reg, reg, i;
4650
4651 switch (pkt->opcode) {
4652 case PACKET3_NOP:
4653 case PACKET3_SET_BASE:
4654 case PACKET3_CLEAR_STATE:
4655 case PACKET3_DISPATCH_DIRECT:
4656 case PACKET3_DISPATCH_INDIRECT:
4657 case PACKET3_ALLOC_GDS:
4658 case PACKET3_WRITE_GDS_RAM:
4659 case PACKET3_ATOMIC_GDS:
4660 case PACKET3_ATOMIC:
4661 case PACKET3_OCCLUSION_QUERY:
4662 case PACKET3_SET_PREDICATION:
4663 case PACKET3_COND_EXEC:
4664 case PACKET3_PRED_EXEC:
4665 case PACKET3_CONTEXT_CONTROL:
4666 case PACKET3_STRMOUT_BUFFER_UPDATE:
4667 case PACKET3_WAIT_REG_MEM:
4668 case PACKET3_MEM_WRITE:
4669 case PACKET3_PFP_SYNC_ME:
4670 case PACKET3_SURFACE_SYNC:
4671 case PACKET3_EVENT_WRITE:
4672 case PACKET3_EVENT_WRITE_EOP:
4673 case PACKET3_EVENT_WRITE_EOS:
4674 case PACKET3_SET_CONTEXT_REG:
4675 case PACKET3_SET_CONTEXT_REG_INDIRECT:
4676 case PACKET3_SET_SH_REG:
4677 case PACKET3_SET_SH_REG_OFFSET:
4678 case PACKET3_INCREMENT_DE_COUNTER:
4679 case PACKET3_WAIT_ON_CE_COUNTER:
4680 case PACKET3_WAIT_ON_AVAIL_BUFFER:
4681 case PACKET3_ME_WRITE:
4682 break;
4683 case PACKET3_COPY_DATA:
4684 if ((idx_value & 0xf00) == 0) {
4685 reg = ib[idx + 3] * 4;
4686 if (!si_vm_reg_valid(reg))
4687 return -EINVAL;
4688 }
4689 break;
4690 case PACKET3_WRITE_DATA:
4691 if ((idx_value & 0xf00) == 0) {
4692 start_reg = ib[idx + 1] * 4;
4693 if (idx_value & 0x10000) {
4694 if (!si_vm_reg_valid(start_reg))
4695 return -EINVAL;
4696 } else {
4697 for (i = 0; i < (pkt->count - 2); i++) {
4698 reg = start_reg + (4 * i);
4699 if (!si_vm_reg_valid(reg))
4700 return -EINVAL;
4701 }
4702 }
4703 }
4704 break;
4705 case PACKET3_COND_WRITE:
4706 if (idx_value & 0x100) {
4707 reg = ib[idx + 5] * 4;
4708 if (!si_vm_reg_valid(reg))
4709 return -EINVAL;
4710 }
4711 break;
4712 case PACKET3_COPY_DW:
4713 if (idx_value & 0x2) {
4714 reg = ib[idx + 3] * 4;
4715 if (!si_vm_reg_valid(reg))
4716 return -EINVAL;
4717 }
4718 break;
4719 case PACKET3_CP_DMA:
4720 r = si_vm_packet3_cp_dma_check(ib, idx);
4721 if (r)
4722 return r;
4723 break;
4724 default:
4725 DRM_ERROR("Invalid Compute packet3: 0x%x\n", pkt->opcode);
4726 return -EINVAL;
4727 }
4728 return 0;
4729 }
4730
si_ib_parse(struct radeon_device * rdev,struct radeon_ib * ib)4731 int si_ib_parse(struct radeon_device *rdev, struct radeon_ib *ib)
4732 {
4733 int ret = 0;
4734 u32 idx = 0, i;
4735 struct radeon_cs_packet pkt;
4736
4737 do {
4738 pkt.idx = idx;
4739 pkt.type = RADEON_CP_PACKET_GET_TYPE(ib->ptr[idx]);
4740 pkt.count = RADEON_CP_PACKET_GET_COUNT(ib->ptr[idx]);
4741 pkt.one_reg_wr = 0;
4742 switch (pkt.type) {
4743 case RADEON_PACKET_TYPE0:
4744 dev_err(rdev->dev, "Packet0 not allowed!\n");
4745 ret = -EINVAL;
4746 break;
4747 case RADEON_PACKET_TYPE2:
4748 idx += 1;
4749 break;
4750 case RADEON_PACKET_TYPE3:
4751 pkt.opcode = RADEON_CP_PACKET3_GET_OPCODE(ib->ptr[idx]);
4752 if (ib->is_const_ib)
4753 ret = si_vm_packet3_ce_check(rdev, ib->ptr, &pkt);
4754 else {
4755 switch (ib->ring) {
4756 case RADEON_RING_TYPE_GFX_INDEX:
4757 ret = si_vm_packet3_gfx_check(rdev, ib->ptr, &pkt);
4758 break;
4759 case CAYMAN_RING_TYPE_CP1_INDEX:
4760 case CAYMAN_RING_TYPE_CP2_INDEX:
4761 ret = si_vm_packet3_compute_check(rdev, ib->ptr, &pkt);
4762 break;
4763 default:
4764 dev_err(rdev->dev, "Non-PM4 ring %d !\n", ib->ring);
4765 ret = -EINVAL;
4766 break;
4767 }
4768 }
4769 idx += pkt.count + 2;
4770 break;
4771 default:
4772 dev_err(rdev->dev, "Unknown packet type %d !\n", pkt.type);
4773 ret = -EINVAL;
4774 break;
4775 }
4776 if (ret) {
4777 for (i = 0; i < ib->length_dw; i++) {
4778 if (i == idx)
4779 printk("\t0x%08x <---\n", ib->ptr[i]);
4780 else
4781 printk("\t0x%08x\n", ib->ptr[i]);
4782 }
4783 break;
4784 }
4785 } while (idx < ib->length_dw);
4786
4787 return ret;
4788 }
4789
4790 /*
4791 * vm
4792 */
si_vm_init(struct radeon_device * rdev)4793 int si_vm_init(struct radeon_device *rdev)
4794 {
4795 /* number of VMs */
4796 rdev->vm_manager.nvm = 16;
4797 /* base offset of vram pages */
4798 rdev->vm_manager.vram_base_offset = 0;
4799
4800 return 0;
4801 }
4802
si_vm_fini(struct radeon_device * rdev)4803 void si_vm_fini(struct radeon_device *rdev)
4804 {
4805 }
4806
4807 /**
4808 * si_vm_decode_fault - print human readable fault info
4809 *
4810 * @rdev: radeon_device pointer
4811 * @status: VM_CONTEXT1_PROTECTION_FAULT_STATUS register value
4812 * @addr: VM_CONTEXT1_PROTECTION_FAULT_ADDR register value
4813 *
4814 * Print human readable fault information (SI).
4815 */
si_vm_decode_fault(struct radeon_device * rdev,u32 status,u32 addr)4816 static void si_vm_decode_fault(struct radeon_device *rdev,
4817 u32 status, u32 addr)
4818 {
4819 u32 mc_id = (status & MEMORY_CLIENT_ID_MASK) >> MEMORY_CLIENT_ID_SHIFT;
4820 u32 vmid = (status & FAULT_VMID_MASK) >> FAULT_VMID_SHIFT;
4821 u32 protections = (status & PROTECTIONS_MASK) >> PROTECTIONS_SHIFT;
4822 char *block;
4823
4824 if (rdev->family == CHIP_TAHITI) {
4825 switch (mc_id) {
4826 case 160:
4827 case 144:
4828 case 96:
4829 case 80:
4830 case 224:
4831 case 208:
4832 case 32:
4833 case 16:
4834 block = "CB";
4835 break;
4836 case 161:
4837 case 145:
4838 case 97:
4839 case 81:
4840 case 225:
4841 case 209:
4842 case 33:
4843 case 17:
4844 block = "CB_FMASK";
4845 break;
4846 case 162:
4847 case 146:
4848 case 98:
4849 case 82:
4850 case 226:
4851 case 210:
4852 case 34:
4853 case 18:
4854 block = "CB_CMASK";
4855 break;
4856 case 163:
4857 case 147:
4858 case 99:
4859 case 83:
4860 case 227:
4861 case 211:
4862 case 35:
4863 case 19:
4864 block = "CB_IMMED";
4865 break;
4866 case 164:
4867 case 148:
4868 case 100:
4869 case 84:
4870 case 228:
4871 case 212:
4872 case 36:
4873 case 20:
4874 block = "DB";
4875 break;
4876 case 165:
4877 case 149:
4878 case 101:
4879 case 85:
4880 case 229:
4881 case 213:
4882 case 37:
4883 case 21:
4884 block = "DB_HTILE";
4885 break;
4886 case 167:
4887 case 151:
4888 case 103:
4889 case 87:
4890 case 231:
4891 case 215:
4892 case 39:
4893 case 23:
4894 block = "DB_STEN";
4895 break;
4896 case 72:
4897 case 68:
4898 case 64:
4899 case 8:
4900 case 4:
4901 case 0:
4902 case 136:
4903 case 132:
4904 case 128:
4905 case 200:
4906 case 196:
4907 case 192:
4908 block = "TC";
4909 break;
4910 case 112:
4911 case 48:
4912 block = "CP";
4913 break;
4914 case 49:
4915 case 177:
4916 case 50:
4917 case 178:
4918 block = "SH";
4919 break;
4920 case 53:
4921 case 190:
4922 block = "VGT";
4923 break;
4924 case 117:
4925 block = "IH";
4926 break;
4927 case 51:
4928 case 115:
4929 block = "RLC";
4930 break;
4931 case 119:
4932 case 183:
4933 block = "DMA0";
4934 break;
4935 case 61:
4936 block = "DMA1";
4937 break;
4938 case 248:
4939 case 120:
4940 block = "HDP";
4941 break;
4942 default:
4943 block = "unknown";
4944 break;
4945 }
4946 } else {
4947 switch (mc_id) {
4948 case 32:
4949 case 16:
4950 case 96:
4951 case 80:
4952 case 160:
4953 case 144:
4954 case 224:
4955 case 208:
4956 block = "CB";
4957 break;
4958 case 33:
4959 case 17:
4960 case 97:
4961 case 81:
4962 case 161:
4963 case 145:
4964 case 225:
4965 case 209:
4966 block = "CB_FMASK";
4967 break;
4968 case 34:
4969 case 18:
4970 case 98:
4971 case 82:
4972 case 162:
4973 case 146:
4974 case 226:
4975 case 210:
4976 block = "CB_CMASK";
4977 break;
4978 case 35:
4979 case 19:
4980 case 99:
4981 case 83:
4982 case 163:
4983 case 147:
4984 case 227:
4985 case 211:
4986 block = "CB_IMMED";
4987 break;
4988 case 36:
4989 case 20:
4990 case 100:
4991 case 84:
4992 case 164:
4993 case 148:
4994 case 228:
4995 case 212:
4996 block = "DB";
4997 break;
4998 case 37:
4999 case 21:
5000 case 101:
5001 case 85:
5002 case 165:
5003 case 149:
5004 case 229:
5005 case 213:
5006 block = "DB_HTILE";
5007 break;
5008 case 39:
5009 case 23:
5010 case 103:
5011 case 87:
5012 case 167:
5013 case 151:
5014 case 231:
5015 case 215:
5016 block = "DB_STEN";
5017 break;
5018 case 72:
5019 case 68:
5020 case 8:
5021 case 4:
5022 case 136:
5023 case 132:
5024 case 200:
5025 case 196:
5026 block = "TC";
5027 break;
5028 case 112:
5029 case 48:
5030 block = "CP";
5031 break;
5032 case 49:
5033 case 177:
5034 case 50:
5035 case 178:
5036 block = "SH";
5037 break;
5038 case 53:
5039 block = "VGT";
5040 break;
5041 case 117:
5042 block = "IH";
5043 break;
5044 case 51:
5045 case 115:
5046 block = "RLC";
5047 break;
5048 case 119:
5049 case 183:
5050 block = "DMA0";
5051 break;
5052 case 61:
5053 block = "DMA1";
5054 break;
5055 case 248:
5056 case 120:
5057 block = "HDP";
5058 break;
5059 default:
5060 block = "unknown";
5061 break;
5062 }
5063 }
5064
5065 printk("VM fault (0x%02x, vmid %d) at page %u, %s from %s (%d)\n",
5066 protections, vmid, addr,
5067 (status & MEMORY_CLIENT_RW_MASK) ? "write" : "read",
5068 block, mc_id);
5069 }
5070
si_vm_flush(struct radeon_device * rdev,struct radeon_ring * ring,unsigned vm_id,uint64_t pd_addr)5071 void si_vm_flush(struct radeon_device *rdev, struct radeon_ring *ring,
5072 unsigned vm_id, uint64_t pd_addr)
5073 {
5074 /* write new base address */
5075 radeon_ring_write(ring, PACKET3(PACKET3_WRITE_DATA, 3));
5076 radeon_ring_write(ring, (WRITE_DATA_ENGINE_SEL(1) |
5077 WRITE_DATA_DST_SEL(0)));
5078
5079 if (vm_id < 8) {
5080 radeon_ring_write(ring,
5081 (VM_CONTEXT0_PAGE_TABLE_BASE_ADDR + (vm_id << 2)) >> 2);
5082 } else {
5083 radeon_ring_write(ring,
5084 (VM_CONTEXT8_PAGE_TABLE_BASE_ADDR + ((vm_id - 8) << 2)) >> 2);
5085 }
5086 radeon_ring_write(ring, 0);
5087 radeon_ring_write(ring, pd_addr >> 12);
5088
5089 /* flush hdp cache */
5090 radeon_ring_write(ring, PACKET3(PACKET3_WRITE_DATA, 3));
5091 radeon_ring_write(ring, (WRITE_DATA_ENGINE_SEL(1) |
5092 WRITE_DATA_DST_SEL(0)));
5093 radeon_ring_write(ring, HDP_MEM_COHERENCY_FLUSH_CNTL >> 2);
5094 radeon_ring_write(ring, 0);
5095 radeon_ring_write(ring, 0x1);
5096
5097 /* bits 0-15 are the VM contexts0-15 */
5098 radeon_ring_write(ring, PACKET3(PACKET3_WRITE_DATA, 3));
5099 radeon_ring_write(ring, (WRITE_DATA_ENGINE_SEL(1) |
5100 WRITE_DATA_DST_SEL(0)));
5101 radeon_ring_write(ring, VM_INVALIDATE_REQUEST >> 2);
5102 radeon_ring_write(ring, 0);
5103 radeon_ring_write(ring, 1 << vm_id);
5104
5105 /* wait for the invalidate to complete */
5106 radeon_ring_write(ring, PACKET3(PACKET3_WAIT_REG_MEM, 5));
5107 radeon_ring_write(ring, (WAIT_REG_MEM_FUNCTION(0) | /* always */
5108 WAIT_REG_MEM_ENGINE(0))); /* me */
5109 radeon_ring_write(ring, VM_INVALIDATE_REQUEST >> 2);
5110 radeon_ring_write(ring, 0);
5111 radeon_ring_write(ring, 0); /* ref */
5112 radeon_ring_write(ring, 0); /* mask */
5113 radeon_ring_write(ring, 0x20); /* poll interval */
5114
5115 /* sync PFP to ME, otherwise we might get invalid PFP reads */
5116 radeon_ring_write(ring, PACKET3(PACKET3_PFP_SYNC_ME, 0));
5117 radeon_ring_write(ring, 0x0);
5118 }
5119
5120 /*
5121 * Power and clock gating
5122 */
si_wait_for_rlc_serdes(struct radeon_device * rdev)5123 static void si_wait_for_rlc_serdes(struct radeon_device *rdev)
5124 {
5125 int i;
5126
5127 for (i = 0; i < rdev->usec_timeout; i++) {
5128 if (RREG32(RLC_SERDES_MASTER_BUSY_0) == 0)
5129 break;
5130 udelay(1);
5131 }
5132
5133 for (i = 0; i < rdev->usec_timeout; i++) {
5134 if (RREG32(RLC_SERDES_MASTER_BUSY_1) == 0)
5135 break;
5136 udelay(1);
5137 }
5138 }
5139
si_enable_gui_idle_interrupt(struct radeon_device * rdev,bool enable)5140 static void si_enable_gui_idle_interrupt(struct radeon_device *rdev,
5141 bool enable)
5142 {
5143 u32 tmp = RREG32(CP_INT_CNTL_RING0);
5144 u32 mask;
5145 int i;
5146
5147 if (enable)
5148 tmp |= (CNTX_BUSY_INT_ENABLE | CNTX_EMPTY_INT_ENABLE);
5149 else
5150 tmp &= ~(CNTX_BUSY_INT_ENABLE | CNTX_EMPTY_INT_ENABLE);
5151 WREG32(CP_INT_CNTL_RING0, tmp);
5152
5153 if (!enable) {
5154 /* read a gfx register */
5155 tmp = RREG32(DB_DEPTH_INFO);
5156
5157 mask = RLC_BUSY_STATUS | GFX_POWER_STATUS | GFX_CLOCK_STATUS | GFX_LS_STATUS;
5158 for (i = 0; i < rdev->usec_timeout; i++) {
5159 if ((RREG32(RLC_STAT) & mask) == (GFX_CLOCK_STATUS | GFX_POWER_STATUS))
5160 break;
5161 udelay(1);
5162 }
5163 }
5164 }
5165
si_set_uvd_dcm(struct radeon_device * rdev,bool sw_mode)5166 static void si_set_uvd_dcm(struct radeon_device *rdev,
5167 bool sw_mode)
5168 {
5169 u32 tmp, tmp2;
5170
5171 tmp = RREG32(UVD_CGC_CTRL);
5172 tmp &= ~(CLK_OD_MASK | CG_DT_MASK);
5173 tmp |= DCM | CG_DT(1) | CLK_OD(4);
5174
5175 if (sw_mode) {
5176 tmp &= ~0x7ffff800;
5177 tmp2 = DYN_OR_EN | DYN_RR_EN | G_DIV_ID(7);
5178 } else {
5179 tmp |= 0x7ffff800;
5180 tmp2 = 0;
5181 }
5182
5183 WREG32(UVD_CGC_CTRL, tmp);
5184 WREG32_UVD_CTX(UVD_CGC_CTRL2, tmp2);
5185 }
5186
si_init_uvd_internal_cg(struct radeon_device * rdev)5187 void si_init_uvd_internal_cg(struct radeon_device *rdev)
5188 {
5189 bool hw_mode = true;
5190
5191 if (hw_mode) {
5192 si_set_uvd_dcm(rdev, false);
5193 } else {
5194 u32 tmp = RREG32(UVD_CGC_CTRL);
5195 tmp &= ~DCM;
5196 WREG32(UVD_CGC_CTRL, tmp);
5197 }
5198 }
5199
si_halt_rlc(struct radeon_device * rdev)5200 static u32 si_halt_rlc(struct radeon_device *rdev)
5201 {
5202 u32 data, orig;
5203
5204 orig = data = RREG32(RLC_CNTL);
5205
5206 if (data & RLC_ENABLE) {
5207 data &= ~RLC_ENABLE;
5208 WREG32(RLC_CNTL, data);
5209
5210 si_wait_for_rlc_serdes(rdev);
5211 }
5212
5213 return orig;
5214 }
5215
si_update_rlc(struct radeon_device * rdev,u32 rlc)5216 static void si_update_rlc(struct radeon_device *rdev, u32 rlc)
5217 {
5218 u32 tmp;
5219
5220 tmp = RREG32(RLC_CNTL);
5221 if (tmp != rlc)
5222 WREG32(RLC_CNTL, rlc);
5223 }
5224
si_enable_dma_pg(struct radeon_device * rdev,bool enable)5225 static void si_enable_dma_pg(struct radeon_device *rdev, bool enable)
5226 {
5227 u32 data, orig;
5228
5229 orig = data = RREG32(DMA_PG);
5230 if (enable && (rdev->pg_flags & RADEON_PG_SUPPORT_SDMA))
5231 data |= PG_CNTL_ENABLE;
5232 else
5233 data &= ~PG_CNTL_ENABLE;
5234 if (orig != data)
5235 WREG32(DMA_PG, data);
5236 }
5237
si_init_dma_pg(struct radeon_device * rdev)5238 static void si_init_dma_pg(struct radeon_device *rdev)
5239 {
5240 u32 tmp;
5241
5242 WREG32(DMA_PGFSM_WRITE, 0x00002000);
5243 WREG32(DMA_PGFSM_CONFIG, 0x100010ff);
5244
5245 for (tmp = 0; tmp < 5; tmp++)
5246 WREG32(DMA_PGFSM_WRITE, 0);
5247 }
5248
si_enable_gfx_cgpg(struct radeon_device * rdev,bool enable)5249 static void si_enable_gfx_cgpg(struct radeon_device *rdev,
5250 bool enable)
5251 {
5252 u32 tmp;
5253
5254 if (enable && (rdev->pg_flags & RADEON_PG_SUPPORT_GFX_PG)) {
5255 tmp = RLC_PUD(0x10) | RLC_PDD(0x10) | RLC_TTPD(0x10) | RLC_MSD(0x10);
5256 WREG32(RLC_TTOP_D, tmp);
5257
5258 tmp = RREG32(RLC_PG_CNTL);
5259 tmp |= GFX_PG_ENABLE;
5260 WREG32(RLC_PG_CNTL, tmp);
5261
5262 tmp = RREG32(RLC_AUTO_PG_CTRL);
5263 tmp |= AUTO_PG_EN;
5264 WREG32(RLC_AUTO_PG_CTRL, tmp);
5265 } else {
5266 tmp = RREG32(RLC_AUTO_PG_CTRL);
5267 tmp &= ~AUTO_PG_EN;
5268 WREG32(RLC_AUTO_PG_CTRL, tmp);
5269
5270 tmp = RREG32(DB_RENDER_CONTROL);
5271 }
5272 }
5273
si_init_gfx_cgpg(struct radeon_device * rdev)5274 static void si_init_gfx_cgpg(struct radeon_device *rdev)
5275 {
5276 u32 tmp;
5277
5278 WREG32(RLC_SAVE_AND_RESTORE_BASE, rdev->rlc.save_restore_gpu_addr >> 8);
5279
5280 tmp = RREG32(RLC_PG_CNTL);
5281 tmp |= GFX_PG_SRC;
5282 WREG32(RLC_PG_CNTL, tmp);
5283
5284 WREG32(RLC_CLEAR_STATE_RESTORE_BASE, rdev->rlc.clear_state_gpu_addr >> 8);
5285
5286 tmp = RREG32(RLC_AUTO_PG_CTRL);
5287
5288 tmp &= ~GRBM_REG_SGIT_MASK;
5289 tmp |= GRBM_REG_SGIT(0x700);
5290 tmp &= ~PG_AFTER_GRBM_REG_ST_MASK;
5291 WREG32(RLC_AUTO_PG_CTRL, tmp);
5292 }
5293
si_get_cu_active_bitmap(struct radeon_device * rdev,u32 se,u32 sh)5294 static u32 si_get_cu_active_bitmap(struct radeon_device *rdev, u32 se, u32 sh)
5295 {
5296 u32 mask = 0, tmp, tmp1;
5297 int i;
5298
5299 si_select_se_sh(rdev, se, sh);
5300 tmp = RREG32(CC_GC_SHADER_ARRAY_CONFIG);
5301 tmp1 = RREG32(GC_USER_SHADER_ARRAY_CONFIG);
5302 si_select_se_sh(rdev, 0xffffffff, 0xffffffff);
5303
5304 tmp &= 0xffff0000;
5305
5306 tmp |= tmp1;
5307 tmp >>= 16;
5308
5309 for (i = 0; i < rdev->config.si.max_cu_per_sh; i ++) {
5310 mask <<= 1;
5311 mask |= 1;
5312 }
5313
5314 return (~tmp) & mask;
5315 }
5316
si_init_ao_cu_mask(struct radeon_device * rdev)5317 static void si_init_ao_cu_mask(struct radeon_device *rdev)
5318 {
5319 u32 i, j, k, active_cu_number = 0;
5320 u32 mask, counter, cu_bitmap;
5321 u32 tmp = 0;
5322
5323 for (i = 0; i < rdev->config.si.max_shader_engines; i++) {
5324 for (j = 0; j < rdev->config.si.max_sh_per_se; j++) {
5325 mask = 1;
5326 cu_bitmap = 0;
5327 counter = 0;
5328 for (k = 0; k < rdev->config.si.max_cu_per_sh; k++) {
5329 if (si_get_cu_active_bitmap(rdev, i, j) & mask) {
5330 if (counter < 2)
5331 cu_bitmap |= mask;
5332 counter++;
5333 }
5334 mask <<= 1;
5335 }
5336
5337 active_cu_number += counter;
5338 tmp |= (cu_bitmap << (i * 16 + j * 8));
5339 }
5340 }
5341
5342 WREG32(RLC_PG_AO_CU_MASK, tmp);
5343
5344 tmp = RREG32(RLC_MAX_PG_CU);
5345 tmp &= ~MAX_PU_CU_MASK;
5346 tmp |= MAX_PU_CU(active_cu_number);
5347 WREG32(RLC_MAX_PG_CU, tmp);
5348 }
5349
si_enable_cgcg(struct radeon_device * rdev,bool enable)5350 static void si_enable_cgcg(struct radeon_device *rdev,
5351 bool enable)
5352 {
5353 u32 data, orig, tmp;
5354
5355 orig = data = RREG32(RLC_CGCG_CGLS_CTRL);
5356
5357 if (enable && (rdev->cg_flags & RADEON_CG_SUPPORT_GFX_CGCG)) {
5358 si_enable_gui_idle_interrupt(rdev, true);
5359
5360 WREG32(RLC_GCPM_GENERAL_3, 0x00000080);
5361
5362 tmp = si_halt_rlc(rdev);
5363
5364 WREG32(RLC_SERDES_WR_MASTER_MASK_0, 0xffffffff);
5365 WREG32(RLC_SERDES_WR_MASTER_MASK_1, 0xffffffff);
5366 WREG32(RLC_SERDES_WR_CTRL, 0x00b000ff);
5367
5368 si_wait_for_rlc_serdes(rdev);
5369
5370 si_update_rlc(rdev, tmp);
5371
5372 WREG32(RLC_SERDES_WR_CTRL, 0x007000ff);
5373
5374 data |= CGCG_EN | CGLS_EN;
5375 } else {
5376 si_enable_gui_idle_interrupt(rdev, false);
5377
5378 RREG32(CB_CGTT_SCLK_CTRL);
5379 RREG32(CB_CGTT_SCLK_CTRL);
5380 RREG32(CB_CGTT_SCLK_CTRL);
5381 RREG32(CB_CGTT_SCLK_CTRL);
5382
5383 data &= ~(CGCG_EN | CGLS_EN);
5384 }
5385
5386 if (orig != data)
5387 WREG32(RLC_CGCG_CGLS_CTRL, data);
5388 }
5389
si_enable_mgcg(struct radeon_device * rdev,bool enable)5390 static void si_enable_mgcg(struct radeon_device *rdev,
5391 bool enable)
5392 {
5393 u32 data, orig, tmp = 0;
5394
5395 if (enable && (rdev->cg_flags & RADEON_CG_SUPPORT_GFX_MGCG)) {
5396 orig = data = RREG32(CGTS_SM_CTRL_REG);
5397 data = 0x96940200;
5398 if (orig != data)
5399 WREG32(CGTS_SM_CTRL_REG, data);
5400
5401 if (rdev->cg_flags & RADEON_CG_SUPPORT_GFX_CP_LS) {
5402 orig = data = RREG32(CP_MEM_SLP_CNTL);
5403 data |= CP_MEM_LS_EN;
5404 if (orig != data)
5405 WREG32(CP_MEM_SLP_CNTL, data);
5406 }
5407
5408 orig = data = RREG32(RLC_CGTT_MGCG_OVERRIDE);
5409 data &= 0xffffffc0;
5410 if (orig != data)
5411 WREG32(RLC_CGTT_MGCG_OVERRIDE, data);
5412
5413 tmp = si_halt_rlc(rdev);
5414
5415 WREG32(RLC_SERDES_WR_MASTER_MASK_0, 0xffffffff);
5416 WREG32(RLC_SERDES_WR_MASTER_MASK_1, 0xffffffff);
5417 WREG32(RLC_SERDES_WR_CTRL, 0x00d000ff);
5418
5419 si_update_rlc(rdev, tmp);
5420 } else {
5421 orig = data = RREG32(RLC_CGTT_MGCG_OVERRIDE);
5422 data |= 0x00000003;
5423 if (orig != data)
5424 WREG32(RLC_CGTT_MGCG_OVERRIDE, data);
5425
5426 data = RREG32(CP_MEM_SLP_CNTL);
5427 if (data & CP_MEM_LS_EN) {
5428 data &= ~CP_MEM_LS_EN;
5429 WREG32(CP_MEM_SLP_CNTL, data);
5430 }
5431 orig = data = RREG32(CGTS_SM_CTRL_REG);
5432 data |= LS_OVERRIDE | OVERRIDE;
5433 if (orig != data)
5434 WREG32(CGTS_SM_CTRL_REG, data);
5435
5436 tmp = si_halt_rlc(rdev);
5437
5438 WREG32(RLC_SERDES_WR_MASTER_MASK_0, 0xffffffff);
5439 WREG32(RLC_SERDES_WR_MASTER_MASK_1, 0xffffffff);
5440 WREG32(RLC_SERDES_WR_CTRL, 0x00e000ff);
5441
5442 si_update_rlc(rdev, tmp);
5443 }
5444 }
5445
si_enable_uvd_mgcg(struct radeon_device * rdev,bool enable)5446 static void si_enable_uvd_mgcg(struct radeon_device *rdev,
5447 bool enable)
5448 {
5449 u32 orig, data, tmp;
5450
5451 if (enable && (rdev->cg_flags & RADEON_CG_SUPPORT_UVD_MGCG)) {
5452 tmp = RREG32_UVD_CTX(UVD_CGC_MEM_CTRL);
5453 tmp |= 0x3fff;
5454 WREG32_UVD_CTX(UVD_CGC_MEM_CTRL, tmp);
5455
5456 orig = data = RREG32(UVD_CGC_CTRL);
5457 data |= DCM;
5458 if (orig != data)
5459 WREG32(UVD_CGC_CTRL, data);
5460
5461 WREG32_SMC(SMC_CG_IND_START + CG_CGTT_LOCAL_0, 0);
5462 WREG32_SMC(SMC_CG_IND_START + CG_CGTT_LOCAL_1, 0);
5463 } else {
5464 tmp = RREG32_UVD_CTX(UVD_CGC_MEM_CTRL);
5465 tmp &= ~0x3fff;
5466 WREG32_UVD_CTX(UVD_CGC_MEM_CTRL, tmp);
5467
5468 orig = data = RREG32(UVD_CGC_CTRL);
5469 data &= ~DCM;
5470 if (orig != data)
5471 WREG32(UVD_CGC_CTRL, data);
5472
5473 WREG32_SMC(SMC_CG_IND_START + CG_CGTT_LOCAL_0, 0xffffffff);
5474 WREG32_SMC(SMC_CG_IND_START + CG_CGTT_LOCAL_1, 0xffffffff);
5475 }
5476 }
5477
5478 static const u32 mc_cg_registers[] =
5479 {
5480 MC_HUB_MISC_HUB_CG,
5481 MC_HUB_MISC_SIP_CG,
5482 MC_HUB_MISC_VM_CG,
5483 MC_XPB_CLK_GAT,
5484 ATC_MISC_CG,
5485 MC_CITF_MISC_WR_CG,
5486 MC_CITF_MISC_RD_CG,
5487 MC_CITF_MISC_VM_CG,
5488 VM_L2_CG,
5489 };
5490
si_enable_mc_ls(struct radeon_device * rdev,bool enable)5491 static void si_enable_mc_ls(struct radeon_device *rdev,
5492 bool enable)
5493 {
5494 int i;
5495 u32 orig, data;
5496
5497 for (i = 0; i < ARRAY_SIZE(mc_cg_registers); i++) {
5498 orig = data = RREG32(mc_cg_registers[i]);
5499 if (enable && (rdev->cg_flags & RADEON_CG_SUPPORT_MC_LS))
5500 data |= MC_LS_ENABLE;
5501 else
5502 data &= ~MC_LS_ENABLE;
5503 if (data != orig)
5504 WREG32(mc_cg_registers[i], data);
5505 }
5506 }
5507
si_enable_mc_mgcg(struct radeon_device * rdev,bool enable)5508 static void si_enable_mc_mgcg(struct radeon_device *rdev,
5509 bool enable)
5510 {
5511 int i;
5512 u32 orig, data;
5513
5514 for (i = 0; i < ARRAY_SIZE(mc_cg_registers); i++) {
5515 orig = data = RREG32(mc_cg_registers[i]);
5516 if (enable && (rdev->cg_flags & RADEON_CG_SUPPORT_MC_MGCG))
5517 data |= MC_CG_ENABLE;
5518 else
5519 data &= ~MC_CG_ENABLE;
5520 if (data != orig)
5521 WREG32(mc_cg_registers[i], data);
5522 }
5523 }
5524
si_enable_dma_mgcg(struct radeon_device * rdev,bool enable)5525 static void si_enable_dma_mgcg(struct radeon_device *rdev,
5526 bool enable)
5527 {
5528 u32 orig, data, offset;
5529 int i;
5530
5531 if (enable && (rdev->cg_flags & RADEON_CG_SUPPORT_SDMA_MGCG)) {
5532 for (i = 0; i < 2; i++) {
5533 if (i == 0)
5534 offset = DMA0_REGISTER_OFFSET;
5535 else
5536 offset = DMA1_REGISTER_OFFSET;
5537 orig = data = RREG32(DMA_POWER_CNTL + offset);
5538 data &= ~MEM_POWER_OVERRIDE;
5539 if (data != orig)
5540 WREG32(DMA_POWER_CNTL + offset, data);
5541 WREG32(DMA_CLK_CTRL + offset, 0x00000100);
5542 }
5543 } else {
5544 for (i = 0; i < 2; i++) {
5545 if (i == 0)
5546 offset = DMA0_REGISTER_OFFSET;
5547 else
5548 offset = DMA1_REGISTER_OFFSET;
5549 orig = data = RREG32(DMA_POWER_CNTL + offset);
5550 data |= MEM_POWER_OVERRIDE;
5551 if (data != orig)
5552 WREG32(DMA_POWER_CNTL + offset, data);
5553
5554 orig = data = RREG32(DMA_CLK_CTRL + offset);
5555 data = 0xff000000;
5556 if (data != orig)
5557 WREG32(DMA_CLK_CTRL + offset, data);
5558 }
5559 }
5560 }
5561
si_enable_bif_mgls(struct radeon_device * rdev,bool enable)5562 static void si_enable_bif_mgls(struct radeon_device *rdev,
5563 bool enable)
5564 {
5565 u32 orig, data;
5566
5567 orig = data = RREG32_PCIE(PCIE_CNTL2);
5568
5569 if (enable && (rdev->cg_flags & RADEON_CG_SUPPORT_BIF_LS))
5570 data |= SLV_MEM_LS_EN | MST_MEM_LS_EN |
5571 REPLAY_MEM_LS_EN | SLV_MEM_AGGRESSIVE_LS_EN;
5572 else
5573 data &= ~(SLV_MEM_LS_EN | MST_MEM_LS_EN |
5574 REPLAY_MEM_LS_EN | SLV_MEM_AGGRESSIVE_LS_EN);
5575
5576 if (orig != data)
5577 WREG32_PCIE(PCIE_CNTL2, data);
5578 }
5579
si_enable_hdp_mgcg(struct radeon_device * rdev,bool enable)5580 static void si_enable_hdp_mgcg(struct radeon_device *rdev,
5581 bool enable)
5582 {
5583 u32 orig, data;
5584
5585 orig = data = RREG32(HDP_HOST_PATH_CNTL);
5586
5587 if (enable && (rdev->cg_flags & RADEON_CG_SUPPORT_HDP_MGCG))
5588 data &= ~CLOCK_GATING_DIS;
5589 else
5590 data |= CLOCK_GATING_DIS;
5591
5592 if (orig != data)
5593 WREG32(HDP_HOST_PATH_CNTL, data);
5594 }
5595
si_enable_hdp_ls(struct radeon_device * rdev,bool enable)5596 static void si_enable_hdp_ls(struct radeon_device *rdev,
5597 bool enable)
5598 {
5599 u32 orig, data;
5600
5601 orig = data = RREG32(HDP_MEM_POWER_LS);
5602
5603 if (enable && (rdev->cg_flags & RADEON_CG_SUPPORT_HDP_LS))
5604 data |= HDP_LS_ENABLE;
5605 else
5606 data &= ~HDP_LS_ENABLE;
5607
5608 if (orig != data)
5609 WREG32(HDP_MEM_POWER_LS, data);
5610 }
5611
si_update_cg(struct radeon_device * rdev,u32 block,bool enable)5612 static void si_update_cg(struct radeon_device *rdev,
5613 u32 block, bool enable)
5614 {
5615 if (block & RADEON_CG_BLOCK_GFX) {
5616 si_enable_gui_idle_interrupt(rdev, false);
5617 /* order matters! */
5618 if (enable) {
5619 si_enable_mgcg(rdev, true);
5620 si_enable_cgcg(rdev, true);
5621 } else {
5622 si_enable_cgcg(rdev, false);
5623 si_enable_mgcg(rdev, false);
5624 }
5625 si_enable_gui_idle_interrupt(rdev, true);
5626 }
5627
5628 if (block & RADEON_CG_BLOCK_MC) {
5629 si_enable_mc_mgcg(rdev, enable);
5630 si_enable_mc_ls(rdev, enable);
5631 }
5632
5633 if (block & RADEON_CG_BLOCK_SDMA) {
5634 si_enable_dma_mgcg(rdev, enable);
5635 }
5636
5637 if (block & RADEON_CG_BLOCK_BIF) {
5638 si_enable_bif_mgls(rdev, enable);
5639 }
5640
5641 if (block & RADEON_CG_BLOCK_UVD) {
5642 if (rdev->has_uvd) {
5643 si_enable_uvd_mgcg(rdev, enable);
5644 }
5645 }
5646
5647 if (block & RADEON_CG_BLOCK_HDP) {
5648 si_enable_hdp_mgcg(rdev, enable);
5649 si_enable_hdp_ls(rdev, enable);
5650 }
5651 }
5652
si_init_cg(struct radeon_device * rdev)5653 static void si_init_cg(struct radeon_device *rdev)
5654 {
5655 si_update_cg(rdev, (RADEON_CG_BLOCK_GFX |
5656 RADEON_CG_BLOCK_MC |
5657 RADEON_CG_BLOCK_SDMA |
5658 RADEON_CG_BLOCK_BIF |
5659 RADEON_CG_BLOCK_HDP), true);
5660 if (rdev->has_uvd) {
5661 si_update_cg(rdev, RADEON_CG_BLOCK_UVD, true);
5662 si_init_uvd_internal_cg(rdev);
5663 }
5664 }
5665
si_fini_cg(struct radeon_device * rdev)5666 static void si_fini_cg(struct radeon_device *rdev)
5667 {
5668 if (rdev->has_uvd) {
5669 si_update_cg(rdev, RADEON_CG_BLOCK_UVD, false);
5670 }
5671 si_update_cg(rdev, (RADEON_CG_BLOCK_GFX |
5672 RADEON_CG_BLOCK_MC |
5673 RADEON_CG_BLOCK_SDMA |
5674 RADEON_CG_BLOCK_BIF |
5675 RADEON_CG_BLOCK_HDP), false);
5676 }
5677
si_get_csb_size(struct radeon_device * rdev)5678 u32 si_get_csb_size(struct radeon_device *rdev)
5679 {
5680 u32 count = 0;
5681 const struct cs_section_def *sect = NULL;
5682 const struct cs_extent_def *ext = NULL;
5683
5684 if (rdev->rlc.cs_data == NULL)
5685 return 0;
5686
5687 /* begin clear state */
5688 count += 2;
5689 /* context control state */
5690 count += 3;
5691
5692 for (sect = rdev->rlc.cs_data; sect->section != NULL; ++sect) {
5693 for (ext = sect->section; ext->extent != NULL; ++ext) {
5694 if (sect->id == SECT_CONTEXT)
5695 count += 2 + ext->reg_count;
5696 else
5697 return 0;
5698 }
5699 }
5700 /* pa_sc_raster_config */
5701 count += 3;
5702 /* end clear state */
5703 count += 2;
5704 /* clear state */
5705 count += 2;
5706
5707 return count;
5708 }
5709
si_get_csb_buffer(struct radeon_device * rdev,volatile u32 * buffer)5710 void si_get_csb_buffer(struct radeon_device *rdev, volatile u32 *buffer)
5711 {
5712 u32 count = 0, i;
5713 const struct cs_section_def *sect = NULL;
5714 const struct cs_extent_def *ext = NULL;
5715
5716 if (rdev->rlc.cs_data == NULL)
5717 return;
5718 if (buffer == NULL)
5719 return;
5720
5721 buffer[count++] = cpu_to_le32(PACKET3(PACKET3_PREAMBLE_CNTL, 0));
5722 buffer[count++] = cpu_to_le32(PACKET3_PREAMBLE_BEGIN_CLEAR_STATE);
5723
5724 buffer[count++] = cpu_to_le32(PACKET3(PACKET3_CONTEXT_CONTROL, 1));
5725 buffer[count++] = cpu_to_le32(0x80000000);
5726 buffer[count++] = cpu_to_le32(0x80000000);
5727
5728 for (sect = rdev->rlc.cs_data; sect->section != NULL; ++sect) {
5729 for (ext = sect->section; ext->extent != NULL; ++ext) {
5730 if (sect->id == SECT_CONTEXT) {
5731 buffer[count++] =
5732 cpu_to_le32(PACKET3(PACKET3_SET_CONTEXT_REG, ext->reg_count));
5733 buffer[count++] = cpu_to_le32(ext->reg_index - 0xa000);
5734 for (i = 0; i < ext->reg_count; i++)
5735 buffer[count++] = cpu_to_le32(ext->extent[i]);
5736 } else {
5737 return;
5738 }
5739 }
5740 }
5741
5742 buffer[count++] = cpu_to_le32(PACKET3(PACKET3_SET_CONTEXT_REG, 1));
5743 buffer[count++] = cpu_to_le32(PA_SC_RASTER_CONFIG - PACKET3_SET_CONTEXT_REG_START);
5744 switch (rdev->family) {
5745 case CHIP_TAHITI:
5746 case CHIP_PITCAIRN:
5747 buffer[count++] = cpu_to_le32(0x2a00126a);
5748 break;
5749 case CHIP_VERDE:
5750 buffer[count++] = cpu_to_le32(0x0000124a);
5751 break;
5752 case CHIP_OLAND:
5753 buffer[count++] = cpu_to_le32(0x00000082);
5754 break;
5755 case CHIP_HAINAN:
5756 buffer[count++] = cpu_to_le32(0x00000000);
5757 break;
5758 default:
5759 buffer[count++] = cpu_to_le32(0x00000000);
5760 break;
5761 }
5762
5763 buffer[count++] = cpu_to_le32(PACKET3(PACKET3_PREAMBLE_CNTL, 0));
5764 buffer[count++] = cpu_to_le32(PACKET3_PREAMBLE_END_CLEAR_STATE);
5765
5766 buffer[count++] = cpu_to_le32(PACKET3(PACKET3_CLEAR_STATE, 0));
5767 buffer[count++] = cpu_to_le32(0);
5768 }
5769
si_init_pg(struct radeon_device * rdev)5770 static void si_init_pg(struct radeon_device *rdev)
5771 {
5772 if (rdev->pg_flags) {
5773 if (rdev->pg_flags & RADEON_PG_SUPPORT_SDMA) {
5774 si_init_dma_pg(rdev);
5775 }
5776 si_init_ao_cu_mask(rdev);
5777 if (rdev->pg_flags & RADEON_PG_SUPPORT_GFX_PG) {
5778 si_init_gfx_cgpg(rdev);
5779 } else {
5780 WREG32(RLC_SAVE_AND_RESTORE_BASE, rdev->rlc.save_restore_gpu_addr >> 8);
5781 WREG32(RLC_CLEAR_STATE_RESTORE_BASE, rdev->rlc.clear_state_gpu_addr >> 8);
5782 }
5783 si_enable_dma_pg(rdev, true);
5784 si_enable_gfx_cgpg(rdev, true);
5785 } else {
5786 WREG32(RLC_SAVE_AND_RESTORE_BASE, rdev->rlc.save_restore_gpu_addr >> 8);
5787 WREG32(RLC_CLEAR_STATE_RESTORE_BASE, rdev->rlc.clear_state_gpu_addr >> 8);
5788 }
5789 }
5790
si_fini_pg(struct radeon_device * rdev)5791 static void si_fini_pg(struct radeon_device *rdev)
5792 {
5793 if (rdev->pg_flags) {
5794 si_enable_dma_pg(rdev, false);
5795 si_enable_gfx_cgpg(rdev, false);
5796 }
5797 }
5798
5799 /*
5800 * RLC
5801 */
si_rlc_reset(struct radeon_device * rdev)5802 void si_rlc_reset(struct radeon_device *rdev)
5803 {
5804 u32 tmp = RREG32(GRBM_SOFT_RESET);
5805
5806 tmp |= SOFT_RESET_RLC;
5807 WREG32(GRBM_SOFT_RESET, tmp);
5808 udelay(50);
5809 tmp &= ~SOFT_RESET_RLC;
5810 WREG32(GRBM_SOFT_RESET, tmp);
5811 udelay(50);
5812 }
5813
si_rlc_stop(struct radeon_device * rdev)5814 static void si_rlc_stop(struct radeon_device *rdev)
5815 {
5816 WREG32(RLC_CNTL, 0);
5817
5818 si_enable_gui_idle_interrupt(rdev, false);
5819
5820 si_wait_for_rlc_serdes(rdev);
5821 }
5822
si_rlc_start(struct radeon_device * rdev)5823 static void si_rlc_start(struct radeon_device *rdev)
5824 {
5825 WREG32(RLC_CNTL, RLC_ENABLE);
5826
5827 si_enable_gui_idle_interrupt(rdev, true);
5828
5829 udelay(50);
5830 }
5831
si_lbpw_supported(struct radeon_device * rdev)5832 static bool si_lbpw_supported(struct radeon_device *rdev)
5833 {
5834 u32 tmp;
5835
5836 /* Enable LBPW only for DDR3 */
5837 tmp = RREG32(MC_SEQ_MISC0);
5838 if ((tmp & 0xF0000000) == 0xB0000000)
5839 return true;
5840 return false;
5841 }
5842
si_enable_lbpw(struct radeon_device * rdev,bool enable)5843 static void si_enable_lbpw(struct radeon_device *rdev, bool enable)
5844 {
5845 u32 tmp;
5846
5847 tmp = RREG32(RLC_LB_CNTL);
5848 if (enable)
5849 tmp |= LOAD_BALANCE_ENABLE;
5850 else
5851 tmp &= ~LOAD_BALANCE_ENABLE;
5852 WREG32(RLC_LB_CNTL, tmp);
5853
5854 if (!enable) {
5855 si_select_se_sh(rdev, 0xffffffff, 0xffffffff);
5856 WREG32(SPI_LB_CU_MASK, 0x00ff);
5857 }
5858 }
5859
si_rlc_resume(struct radeon_device * rdev)5860 static int si_rlc_resume(struct radeon_device *rdev)
5861 {
5862 u32 i;
5863
5864 if (!rdev->rlc_fw)
5865 return -EINVAL;
5866
5867 si_rlc_stop(rdev);
5868
5869 si_rlc_reset(rdev);
5870
5871 si_init_pg(rdev);
5872
5873 si_init_cg(rdev);
5874
5875 WREG32(RLC_RL_BASE, 0);
5876 WREG32(RLC_RL_SIZE, 0);
5877 WREG32(RLC_LB_CNTL, 0);
5878 WREG32(RLC_LB_CNTR_MAX, 0xffffffff);
5879 WREG32(RLC_LB_CNTR_INIT, 0);
5880 WREG32(RLC_LB_INIT_CU_MASK, 0xffffffff);
5881
5882 WREG32(RLC_MC_CNTL, 0);
5883 WREG32(RLC_UCODE_CNTL, 0);
5884
5885 if (rdev->new_fw) {
5886 const struct rlc_firmware_header_v1_0 *hdr =
5887 (const struct rlc_firmware_header_v1_0 *)rdev->rlc_fw->data;
5888 u32 fw_size = le32_to_cpu(hdr->header.ucode_size_bytes) / 4;
5889 const __le32 *fw_data = (const __le32 *)
5890 (rdev->rlc_fw->data + le32_to_cpu(hdr->header.ucode_array_offset_bytes));
5891
5892 radeon_ucode_print_rlc_hdr(&hdr->header);
5893
5894 for (i = 0; i < fw_size; i++) {
5895 WREG32(RLC_UCODE_ADDR, i);
5896 WREG32(RLC_UCODE_DATA, le32_to_cpup(fw_data++));
5897 }
5898 } else {
5899 const __be32 *fw_data =
5900 (const __be32 *)rdev->rlc_fw->data;
5901 for (i = 0; i < SI_RLC_UCODE_SIZE; i++) {
5902 WREG32(RLC_UCODE_ADDR, i);
5903 WREG32(RLC_UCODE_DATA, be32_to_cpup(fw_data++));
5904 }
5905 }
5906 WREG32(RLC_UCODE_ADDR, 0);
5907
5908 si_enable_lbpw(rdev, si_lbpw_supported(rdev));
5909
5910 si_rlc_start(rdev);
5911
5912 return 0;
5913 }
5914
si_enable_interrupts(struct radeon_device * rdev)5915 static void si_enable_interrupts(struct radeon_device *rdev)
5916 {
5917 u32 ih_cntl = RREG32(IH_CNTL);
5918 u32 ih_rb_cntl = RREG32(IH_RB_CNTL);
5919
5920 ih_cntl |= ENABLE_INTR;
5921 ih_rb_cntl |= IH_RB_ENABLE;
5922 WREG32(IH_CNTL, ih_cntl);
5923 WREG32(IH_RB_CNTL, ih_rb_cntl);
5924 rdev->ih.enabled = true;
5925 }
5926
si_disable_interrupts(struct radeon_device * rdev)5927 static void si_disable_interrupts(struct radeon_device *rdev)
5928 {
5929 u32 ih_rb_cntl = RREG32(IH_RB_CNTL);
5930 u32 ih_cntl = RREG32(IH_CNTL);
5931
5932 ih_rb_cntl &= ~IH_RB_ENABLE;
5933 ih_cntl &= ~ENABLE_INTR;
5934 WREG32(IH_RB_CNTL, ih_rb_cntl);
5935 WREG32(IH_CNTL, ih_cntl);
5936 /* set rptr, wptr to 0 */
5937 WREG32(IH_RB_RPTR, 0);
5938 WREG32(IH_RB_WPTR, 0);
5939 rdev->ih.enabled = false;
5940 rdev->ih.rptr = 0;
5941 }
5942
si_disable_interrupt_state(struct radeon_device * rdev)5943 static void si_disable_interrupt_state(struct radeon_device *rdev)
5944 {
5945 int i;
5946 u32 tmp;
5947
5948 tmp = RREG32(CP_INT_CNTL_RING0) &
5949 (CNTX_BUSY_INT_ENABLE | CNTX_EMPTY_INT_ENABLE);
5950 WREG32(CP_INT_CNTL_RING0, tmp);
5951 WREG32(CP_INT_CNTL_RING1, 0);
5952 WREG32(CP_INT_CNTL_RING2, 0);
5953 tmp = RREG32(DMA_CNTL + DMA0_REGISTER_OFFSET) & ~TRAP_ENABLE;
5954 WREG32(DMA_CNTL + DMA0_REGISTER_OFFSET, tmp);
5955 tmp = RREG32(DMA_CNTL + DMA1_REGISTER_OFFSET) & ~TRAP_ENABLE;
5956 WREG32(DMA_CNTL + DMA1_REGISTER_OFFSET, tmp);
5957 WREG32(GRBM_INT_CNTL, 0);
5958 WREG32(SRBM_INT_CNTL, 0);
5959 for (i = 0; i < rdev->num_crtc; i++)
5960 WREG32(INT_MASK + crtc_offsets[i], 0);
5961 for (i = 0; i < rdev->num_crtc; i++)
5962 WREG32(GRPH_INT_CONTROL + crtc_offsets[i], 0);
5963
5964 if (!ASIC_IS_NODCE(rdev)) {
5965 WREG32(DAC_AUTODETECT_INT_CONTROL, 0);
5966
5967 for (i = 0; i < 6; i++)
5968 WREG32_AND(DC_HPDx_INT_CONTROL(i),
5969 DC_HPDx_INT_POLARITY);
5970 }
5971 }
5972
si_irq_init(struct radeon_device * rdev)5973 static int si_irq_init(struct radeon_device *rdev)
5974 {
5975 int ret = 0;
5976 int rb_bufsz;
5977 u32 interrupt_cntl, ih_cntl, ih_rb_cntl;
5978
5979 /* allocate ring */
5980 ret = r600_ih_ring_alloc(rdev);
5981 if (ret)
5982 return ret;
5983
5984 /* disable irqs */
5985 si_disable_interrupts(rdev);
5986
5987 /* init rlc */
5988 ret = si_rlc_resume(rdev);
5989 if (ret) {
5990 r600_ih_ring_fini(rdev);
5991 return ret;
5992 }
5993
5994 /* setup interrupt control */
5995 /* set dummy read address to dummy page address */
5996 WREG32(INTERRUPT_CNTL2, rdev->dummy_page.addr >> 8);
5997 interrupt_cntl = RREG32(INTERRUPT_CNTL);
5998 /* IH_DUMMY_RD_OVERRIDE=0 - dummy read disabled with msi, enabled without msi
5999 * IH_DUMMY_RD_OVERRIDE=1 - dummy read controlled by IH_DUMMY_RD_EN
6000 */
6001 interrupt_cntl &= ~IH_DUMMY_RD_OVERRIDE;
6002 /* IH_REQ_NONSNOOP_EN=1 if ring is in non-cacheable memory, e.g., vram */
6003 interrupt_cntl &= ~IH_REQ_NONSNOOP_EN;
6004 WREG32(INTERRUPT_CNTL, interrupt_cntl);
6005
6006 WREG32(IH_RB_BASE, rdev->ih.gpu_addr >> 8);
6007 rb_bufsz = order_base_2(rdev->ih.ring_size / 4);
6008
6009 ih_rb_cntl = (IH_WPTR_OVERFLOW_ENABLE |
6010 IH_WPTR_OVERFLOW_CLEAR |
6011 (rb_bufsz << 1));
6012
6013 if (rdev->wb.enabled)
6014 ih_rb_cntl |= IH_WPTR_WRITEBACK_ENABLE;
6015
6016 /* set the writeback address whether it's enabled or not */
6017 WREG32(IH_RB_WPTR_ADDR_LO, (rdev->wb.gpu_addr + R600_WB_IH_WPTR_OFFSET) & 0xFFFFFFFC);
6018 WREG32(IH_RB_WPTR_ADDR_HI, upper_32_bits(rdev->wb.gpu_addr + R600_WB_IH_WPTR_OFFSET) & 0xFF);
6019
6020 WREG32(IH_RB_CNTL, ih_rb_cntl);
6021
6022 /* set rptr, wptr to 0 */
6023 WREG32(IH_RB_RPTR, 0);
6024 WREG32(IH_RB_WPTR, 0);
6025
6026 /* Default settings for IH_CNTL (disabled at first) */
6027 ih_cntl = MC_WRREQ_CREDIT(0x10) | MC_WR_CLEAN_CNT(0x10) | MC_VMID(0);
6028 /* RPTR_REARM only works if msi's are enabled */
6029 if (rdev->msi_enabled)
6030 ih_cntl |= RPTR_REARM;
6031 WREG32(IH_CNTL, ih_cntl);
6032
6033 /* force the active interrupt state to all disabled */
6034 si_disable_interrupt_state(rdev);
6035
6036 pci_set_master(rdev->pdev);
6037
6038 /* enable irqs */
6039 si_enable_interrupts(rdev);
6040
6041 return ret;
6042 }
6043
6044 /* The order we write back each register here is important */
si_irq_set(struct radeon_device * rdev)6045 int si_irq_set(struct radeon_device *rdev)
6046 {
6047 int i;
6048 u32 cp_int_cntl;
6049 u32 cp_int_cntl1 = 0, cp_int_cntl2 = 0;
6050 u32 grbm_int_cntl = 0;
6051 u32 dma_cntl, dma_cntl1;
6052 u32 thermal_int = 0;
6053
6054 if (!rdev->irq.installed) {
6055 WARN(1, "Can't enable IRQ/MSI because no handler is installed\n");
6056 return -EINVAL;
6057 }
6058 /* don't enable anything if the ih is disabled */
6059 if (!rdev->ih.enabled) {
6060 si_disable_interrupts(rdev);
6061 /* force the active interrupt state to all disabled */
6062 si_disable_interrupt_state(rdev);
6063 return 0;
6064 }
6065
6066 cp_int_cntl = RREG32(CP_INT_CNTL_RING0) &
6067 (CNTX_BUSY_INT_ENABLE | CNTX_EMPTY_INT_ENABLE);
6068
6069 dma_cntl = RREG32(DMA_CNTL + DMA0_REGISTER_OFFSET) & ~TRAP_ENABLE;
6070 dma_cntl1 = RREG32(DMA_CNTL + DMA1_REGISTER_OFFSET) & ~TRAP_ENABLE;
6071
6072 thermal_int = RREG32(CG_THERMAL_INT) &
6073 ~(THERM_INT_MASK_HIGH | THERM_INT_MASK_LOW);
6074
6075 /* enable CP interrupts on all rings */
6076 if (atomic_read(&rdev->irq.ring_int[RADEON_RING_TYPE_GFX_INDEX])) {
6077 DRM_DEBUG("si_irq_set: sw int gfx\n");
6078 cp_int_cntl |= TIME_STAMP_INT_ENABLE;
6079 }
6080 if (atomic_read(&rdev->irq.ring_int[CAYMAN_RING_TYPE_CP1_INDEX])) {
6081 DRM_DEBUG("si_irq_set: sw int cp1\n");
6082 cp_int_cntl1 |= TIME_STAMP_INT_ENABLE;
6083 }
6084 if (atomic_read(&rdev->irq.ring_int[CAYMAN_RING_TYPE_CP2_INDEX])) {
6085 DRM_DEBUG("si_irq_set: sw int cp2\n");
6086 cp_int_cntl2 |= TIME_STAMP_INT_ENABLE;
6087 }
6088 if (atomic_read(&rdev->irq.ring_int[R600_RING_TYPE_DMA_INDEX])) {
6089 DRM_DEBUG("si_irq_set: sw int dma\n");
6090 dma_cntl |= TRAP_ENABLE;
6091 }
6092
6093 if (atomic_read(&rdev->irq.ring_int[CAYMAN_RING_TYPE_DMA1_INDEX])) {
6094 DRM_DEBUG("si_irq_set: sw int dma1\n");
6095 dma_cntl1 |= TRAP_ENABLE;
6096 }
6097
6098 WREG32(CP_INT_CNTL_RING0, cp_int_cntl);
6099 WREG32(CP_INT_CNTL_RING1, cp_int_cntl1);
6100 WREG32(CP_INT_CNTL_RING2, cp_int_cntl2);
6101
6102 WREG32(DMA_CNTL + DMA0_REGISTER_OFFSET, dma_cntl);
6103 WREG32(DMA_CNTL + DMA1_REGISTER_OFFSET, dma_cntl1);
6104
6105 WREG32(GRBM_INT_CNTL, grbm_int_cntl);
6106
6107 if (rdev->irq.dpm_thermal) {
6108 DRM_DEBUG("dpm thermal\n");
6109 thermal_int |= THERM_INT_MASK_HIGH | THERM_INT_MASK_LOW;
6110 }
6111
6112 for (i = 0; i < rdev->num_crtc; i++) {
6113 radeon_irq_kms_set_irq_n_enabled(
6114 rdev, INT_MASK + crtc_offsets[i], VBLANK_INT_MASK,
6115 rdev->irq.crtc_vblank_int[i] ||
6116 atomic_read(&rdev->irq.pflip[i]), "vblank", i);
6117 }
6118
6119 for (i = 0; i < rdev->num_crtc; i++)
6120 WREG32(GRPH_INT_CONTROL + crtc_offsets[i], GRPH_PFLIP_INT_MASK);
6121
6122 if (!ASIC_IS_NODCE(rdev)) {
6123 for (i = 0; i < 6; i++) {
6124 radeon_irq_kms_set_irq_n_enabled(
6125 rdev, DC_HPDx_INT_CONTROL(i),
6126 DC_HPDx_INT_EN | DC_HPDx_RX_INT_EN,
6127 rdev->irq.hpd[i], "HPD", i);
6128 }
6129 }
6130
6131 WREG32(CG_THERMAL_INT, thermal_int);
6132
6133 /* posting read */
6134 RREG32(SRBM_STATUS);
6135
6136 return 0;
6137 }
6138
6139 /* The order we write back each register here is important */
si_irq_ack(struct radeon_device * rdev)6140 static inline void si_irq_ack(struct radeon_device *rdev)
6141 {
6142 int i, j;
6143 u32 *disp_int = rdev->irq.stat_regs.evergreen.disp_int;
6144 u32 *grph_int = rdev->irq.stat_regs.evergreen.grph_int;
6145
6146 if (ASIC_IS_NODCE(rdev))
6147 return;
6148
6149 for (i = 0; i < 6; i++) {
6150 disp_int[i] = RREG32(si_disp_int_status[i]);
6151 if (i < rdev->num_crtc)
6152 grph_int[i] = RREG32(GRPH_INT_STATUS + crtc_offsets[i]);
6153 }
6154
6155 /* We write back each interrupt register in pairs of two */
6156 for (i = 0; i < rdev->num_crtc; i += 2) {
6157 for (j = i; j < (i + 2); j++) {
6158 if (grph_int[j] & GRPH_PFLIP_INT_OCCURRED)
6159 WREG32(GRPH_INT_STATUS + crtc_offsets[j],
6160 GRPH_PFLIP_INT_CLEAR);
6161 }
6162
6163 for (j = i; j < (i + 2); j++) {
6164 if (disp_int[j] & LB_D1_VBLANK_INTERRUPT)
6165 WREG32(VBLANK_STATUS + crtc_offsets[j],
6166 VBLANK_ACK);
6167 if (disp_int[j] & LB_D1_VLINE_INTERRUPT)
6168 WREG32(VLINE_STATUS + crtc_offsets[j],
6169 VLINE_ACK);
6170 }
6171 }
6172
6173 for (i = 0; i < 6; i++) {
6174 if (disp_int[i] & DC_HPD1_INTERRUPT)
6175 WREG32_OR(DC_HPDx_INT_CONTROL(i), DC_HPDx_INT_ACK);
6176 }
6177
6178 for (i = 0; i < 6; i++) {
6179 if (disp_int[i] & DC_HPD1_RX_INTERRUPT)
6180 WREG32_OR(DC_HPDx_INT_CONTROL(i), DC_HPDx_RX_INT_ACK);
6181 }
6182 }
6183
si_irq_disable(struct radeon_device * rdev)6184 static void si_irq_disable(struct radeon_device *rdev)
6185 {
6186 si_disable_interrupts(rdev);
6187 /* Wait and acknowledge irq */
6188 mdelay(1);
6189 si_irq_ack(rdev);
6190 si_disable_interrupt_state(rdev);
6191 }
6192
si_irq_suspend(struct radeon_device * rdev)6193 static void si_irq_suspend(struct radeon_device *rdev)
6194 {
6195 si_irq_disable(rdev);
6196 si_rlc_stop(rdev);
6197 }
6198
si_irq_fini(struct radeon_device * rdev)6199 static void si_irq_fini(struct radeon_device *rdev)
6200 {
6201 si_irq_suspend(rdev);
6202 r600_ih_ring_fini(rdev);
6203 }
6204
si_get_ih_wptr(struct radeon_device * rdev)6205 static inline u32 si_get_ih_wptr(struct radeon_device *rdev)
6206 {
6207 u32 wptr, tmp;
6208
6209 if (rdev->wb.enabled)
6210 wptr = le32_to_cpu(rdev->wb.wb[R600_WB_IH_WPTR_OFFSET/4]);
6211 else
6212 wptr = RREG32(IH_RB_WPTR);
6213
6214 if (wptr & RB_OVERFLOW) {
6215 wptr &= ~RB_OVERFLOW;
6216 /* When a ring buffer overflow happen start parsing interrupt
6217 * from the last not overwritten vector (wptr + 16). Hopefully
6218 * this should allow us to catchup.
6219 */
6220 dev_warn(rdev->dev, "IH ring buffer overflow (0x%08X, 0x%08X, 0x%08X)\n",
6221 wptr, rdev->ih.rptr, (wptr + 16) & rdev->ih.ptr_mask);
6222 rdev->ih.rptr = (wptr + 16) & rdev->ih.ptr_mask;
6223 tmp = RREG32(IH_RB_CNTL);
6224 tmp |= IH_WPTR_OVERFLOW_CLEAR;
6225 WREG32(IH_RB_CNTL, tmp);
6226 }
6227 return (wptr & rdev->ih.ptr_mask);
6228 }
6229
6230 /* SI IV Ring
6231 * Each IV ring entry is 128 bits:
6232 * [7:0] - interrupt source id
6233 * [31:8] - reserved
6234 * [59:32] - interrupt source data
6235 * [63:60] - reserved
6236 * [71:64] - RINGID
6237 * [79:72] - VMID
6238 * [127:80] - reserved
6239 */
si_irq_process(struct radeon_device * rdev)6240 int si_irq_process(struct radeon_device *rdev)
6241 {
6242 u32 *disp_int = rdev->irq.stat_regs.evergreen.disp_int;
6243 u32 crtc_idx, hpd_idx;
6244 u32 mask;
6245 u32 wptr;
6246 u32 rptr;
6247 u32 src_id, src_data, ring_id;
6248 u32 ring_index;
6249 bool queue_hotplug = false;
6250 bool queue_dp = false;
6251 bool queue_thermal = false;
6252 u32 status, addr;
6253 const char *event_name;
6254
6255 if (!rdev->ih.enabled || rdev->shutdown)
6256 return IRQ_NONE;
6257
6258 wptr = si_get_ih_wptr(rdev);
6259
6260 restart_ih:
6261 /* is somebody else already processing irqs? */
6262 if (atomic_xchg(&rdev->ih.lock, 1))
6263 return IRQ_NONE;
6264
6265 rptr = rdev->ih.rptr;
6266 DRM_DEBUG("si_irq_process start: rptr %d, wptr %d\n", rptr, wptr);
6267
6268 /* Order reading of wptr vs. reading of IH ring data */
6269 rmb();
6270
6271 /* display interrupts */
6272 si_irq_ack(rdev);
6273
6274 while (rptr != wptr) {
6275 /* wptr/rptr are in bytes! */
6276 ring_index = rptr / 4;
6277 src_id = le32_to_cpu(rdev->ih.ring[ring_index]) & 0xff;
6278 src_data = le32_to_cpu(rdev->ih.ring[ring_index + 1]) & 0xfffffff;
6279 ring_id = le32_to_cpu(rdev->ih.ring[ring_index + 2]) & 0xff;
6280
6281 switch (src_id) {
6282 case 1: /* D1 vblank/vline */
6283 case 2: /* D2 vblank/vline */
6284 case 3: /* D3 vblank/vline */
6285 case 4: /* D4 vblank/vline */
6286 case 5: /* D5 vblank/vline */
6287 case 6: /* D6 vblank/vline */
6288 crtc_idx = src_id - 1;
6289
6290 if (src_data == 0) { /* vblank */
6291 mask = LB_D1_VBLANK_INTERRUPT;
6292 event_name = "vblank";
6293
6294 if (rdev->irq.crtc_vblank_int[crtc_idx]) {
6295 drm_handle_vblank(rdev->ddev, crtc_idx);
6296 rdev->pm.vblank_sync = true;
6297 wake_up(&rdev->irq.vblank_queue);
6298 }
6299 if (atomic_read(&rdev->irq.pflip[crtc_idx])) {
6300 radeon_crtc_handle_vblank(rdev,
6301 crtc_idx);
6302 }
6303
6304 } else if (src_data == 1) { /* vline */
6305 mask = LB_D1_VLINE_INTERRUPT;
6306 event_name = "vline";
6307 } else {
6308 DRM_DEBUG("Unhandled interrupt: %d %d\n",
6309 src_id, src_data);
6310 break;
6311 }
6312
6313 if (!(disp_int[crtc_idx] & mask)) {
6314 DRM_DEBUG("IH: D%d %s - IH event w/o asserted irq bit?\n",
6315 crtc_idx + 1, event_name);
6316 }
6317
6318 disp_int[crtc_idx] &= ~mask;
6319 DRM_DEBUG("IH: D%d %s\n", crtc_idx + 1, event_name);
6320
6321 break;
6322 case 8: /* D1 page flip */
6323 case 10: /* D2 page flip */
6324 case 12: /* D3 page flip */
6325 case 14: /* D4 page flip */
6326 case 16: /* D5 page flip */
6327 case 18: /* D6 page flip */
6328 DRM_DEBUG("IH: D%d flip\n", ((src_id - 8) >> 1) + 1);
6329 if (radeon_use_pflipirq > 0)
6330 radeon_crtc_handle_flip(rdev, (src_id - 8) >> 1);
6331 break;
6332 case 42: /* HPD hotplug */
6333 if (src_data <= 5) {
6334 hpd_idx = src_data;
6335 mask = DC_HPD1_INTERRUPT;
6336 queue_hotplug = true;
6337 event_name = "HPD";
6338
6339 } else if (src_data <= 11) {
6340 hpd_idx = src_data - 6;
6341 mask = DC_HPD1_RX_INTERRUPT;
6342 queue_dp = true;
6343 event_name = "HPD_RX";
6344
6345 } else {
6346 DRM_DEBUG("Unhandled interrupt: %d %d\n",
6347 src_id, src_data);
6348 break;
6349 }
6350
6351 if (!(disp_int[hpd_idx] & mask))
6352 DRM_DEBUG("IH: IH event w/o asserted irq bit?\n");
6353
6354 disp_int[hpd_idx] &= ~mask;
6355 DRM_DEBUG("IH: %s%d\n", event_name, hpd_idx + 1);
6356 break;
6357 case 96:
6358 DRM_ERROR("SRBM_READ_ERROR: 0x%x\n", RREG32(SRBM_READ_ERROR));
6359 WREG32(SRBM_INT_ACK, 0x1);
6360 break;
6361 case 124: /* UVD */
6362 DRM_DEBUG("IH: UVD int: 0x%08x\n", src_data);
6363 radeon_fence_process(rdev, R600_RING_TYPE_UVD_INDEX);
6364 break;
6365 case 146:
6366 case 147:
6367 addr = RREG32(VM_CONTEXT1_PROTECTION_FAULT_ADDR);
6368 status = RREG32(VM_CONTEXT1_PROTECTION_FAULT_STATUS);
6369 /* reset addr and status */
6370 WREG32_P(VM_CONTEXT1_CNTL2, 1, ~1);
6371 if (addr == 0x0 && status == 0x0)
6372 break;
6373 dev_err(rdev->dev, "GPU fault detected: %d 0x%08x\n", src_id, src_data);
6374 dev_err(rdev->dev, " VM_CONTEXT1_PROTECTION_FAULT_ADDR 0x%08X\n",
6375 addr);
6376 dev_err(rdev->dev, " VM_CONTEXT1_PROTECTION_FAULT_STATUS 0x%08X\n",
6377 status);
6378 si_vm_decode_fault(rdev, status, addr);
6379 break;
6380 case 176: /* RINGID0 CP_INT */
6381 radeon_fence_process(rdev, RADEON_RING_TYPE_GFX_INDEX);
6382 break;
6383 case 177: /* RINGID1 CP_INT */
6384 radeon_fence_process(rdev, CAYMAN_RING_TYPE_CP1_INDEX);
6385 break;
6386 case 178: /* RINGID2 CP_INT */
6387 radeon_fence_process(rdev, CAYMAN_RING_TYPE_CP2_INDEX);
6388 break;
6389 case 181: /* CP EOP event */
6390 DRM_DEBUG("IH: CP EOP\n");
6391 switch (ring_id) {
6392 case 0:
6393 radeon_fence_process(rdev, RADEON_RING_TYPE_GFX_INDEX);
6394 break;
6395 case 1:
6396 radeon_fence_process(rdev, CAYMAN_RING_TYPE_CP1_INDEX);
6397 break;
6398 case 2:
6399 radeon_fence_process(rdev, CAYMAN_RING_TYPE_CP2_INDEX);
6400 break;
6401 }
6402 break;
6403 case 224: /* DMA trap event */
6404 DRM_DEBUG("IH: DMA trap\n");
6405 radeon_fence_process(rdev, R600_RING_TYPE_DMA_INDEX);
6406 break;
6407 case 230: /* thermal low to high */
6408 DRM_DEBUG("IH: thermal low to high\n");
6409 rdev->pm.dpm.thermal.high_to_low = false;
6410 queue_thermal = true;
6411 break;
6412 case 231: /* thermal high to low */
6413 DRM_DEBUG("IH: thermal high to low\n");
6414 rdev->pm.dpm.thermal.high_to_low = true;
6415 queue_thermal = true;
6416 break;
6417 case 233: /* GUI IDLE */
6418 DRM_DEBUG("IH: GUI idle\n");
6419 break;
6420 case 244: /* DMA trap event */
6421 DRM_DEBUG("IH: DMA1 trap\n");
6422 radeon_fence_process(rdev, CAYMAN_RING_TYPE_DMA1_INDEX);
6423 break;
6424 default:
6425 DRM_DEBUG("Unhandled interrupt: %d %d\n", src_id, src_data);
6426 break;
6427 }
6428
6429 /* wptr/rptr are in bytes! */
6430 rptr += 16;
6431 rptr &= rdev->ih.ptr_mask;
6432 WREG32(IH_RB_RPTR, rptr);
6433 }
6434 if (queue_dp)
6435 schedule_work(&rdev->dp_work);
6436 if (queue_hotplug)
6437 schedule_delayed_work(&rdev->hotplug_work, 0);
6438 if (queue_thermal && rdev->pm.dpm_enabled)
6439 schedule_work(&rdev->pm.dpm.thermal.work);
6440 rdev->ih.rptr = rptr;
6441 atomic_set(&rdev->ih.lock, 0);
6442
6443 /* make sure wptr hasn't changed while processing */
6444 wptr = si_get_ih_wptr(rdev);
6445 if (wptr != rptr)
6446 goto restart_ih;
6447
6448 return IRQ_HANDLED;
6449 }
6450
6451 /*
6452 * startup/shutdown callbacks
6453 */
si_uvd_init(struct radeon_device * rdev)6454 static void si_uvd_init(struct radeon_device *rdev)
6455 {
6456 int r;
6457
6458 if (!rdev->has_uvd)
6459 return;
6460
6461 r = radeon_uvd_init(rdev);
6462 if (r) {
6463 dev_err(rdev->dev, "failed UVD (%d) init.\n", r);
6464 /*
6465 * At this point rdev->uvd.vcpu_bo is NULL which trickles down
6466 * to early fails uvd_v2_2_resume() and thus nothing happens
6467 * there. So it is pointless to try to go through that code
6468 * hence why we disable uvd here.
6469 */
6470 rdev->has_uvd = false;
6471 return;
6472 }
6473 rdev->ring[R600_RING_TYPE_UVD_INDEX].ring_obj = NULL;
6474 r600_ring_init(rdev, &rdev->ring[R600_RING_TYPE_UVD_INDEX], 4096);
6475 }
6476
si_uvd_start(struct radeon_device * rdev)6477 static void si_uvd_start(struct radeon_device *rdev)
6478 {
6479 int r;
6480
6481 if (!rdev->has_uvd)
6482 return;
6483
6484 r = uvd_v2_2_resume(rdev);
6485 if (r) {
6486 dev_err(rdev->dev, "failed UVD resume (%d).\n", r);
6487 goto error;
6488 }
6489 r = radeon_fence_driver_start_ring(rdev, R600_RING_TYPE_UVD_INDEX);
6490 if (r) {
6491 dev_err(rdev->dev, "failed initializing UVD fences (%d).\n", r);
6492 goto error;
6493 }
6494 return;
6495
6496 error:
6497 rdev->ring[R600_RING_TYPE_UVD_INDEX].ring_size = 0;
6498 }
6499
si_uvd_resume(struct radeon_device * rdev)6500 static void si_uvd_resume(struct radeon_device *rdev)
6501 {
6502 struct radeon_ring *ring;
6503 int r;
6504
6505 if (!rdev->has_uvd || !rdev->ring[R600_RING_TYPE_UVD_INDEX].ring_size)
6506 return;
6507
6508 ring = &rdev->ring[R600_RING_TYPE_UVD_INDEX];
6509 r = radeon_ring_init(rdev, ring, ring->ring_size, 0, PACKET0(UVD_NO_OP, 0));
6510 if (r) {
6511 dev_err(rdev->dev, "failed initializing UVD ring (%d).\n", r);
6512 return;
6513 }
6514 r = uvd_v1_0_init(rdev);
6515 if (r) {
6516 dev_err(rdev->dev, "failed initializing UVD (%d).\n", r);
6517 return;
6518 }
6519 }
6520
si_vce_init(struct radeon_device * rdev)6521 static void si_vce_init(struct radeon_device *rdev)
6522 {
6523 int r;
6524
6525 if (!rdev->has_vce)
6526 return;
6527
6528 r = radeon_vce_init(rdev);
6529 if (r) {
6530 dev_err(rdev->dev, "failed VCE (%d) init.\n", r);
6531 /*
6532 * At this point rdev->vce.vcpu_bo is NULL which trickles down
6533 * to early fails si_vce_start() and thus nothing happens
6534 * there. So it is pointless to try to go through that code
6535 * hence why we disable vce here.
6536 */
6537 rdev->has_vce = false;
6538 return;
6539 }
6540 rdev->ring[TN_RING_TYPE_VCE1_INDEX].ring_obj = NULL;
6541 r600_ring_init(rdev, &rdev->ring[TN_RING_TYPE_VCE1_INDEX], 4096);
6542 rdev->ring[TN_RING_TYPE_VCE2_INDEX].ring_obj = NULL;
6543 r600_ring_init(rdev, &rdev->ring[TN_RING_TYPE_VCE2_INDEX], 4096);
6544 }
6545
si_vce_start(struct radeon_device * rdev)6546 static void si_vce_start(struct radeon_device *rdev)
6547 {
6548 int r;
6549
6550 if (!rdev->has_vce)
6551 return;
6552
6553 r = radeon_vce_resume(rdev);
6554 if (r) {
6555 dev_err(rdev->dev, "failed VCE resume (%d).\n", r);
6556 goto error;
6557 }
6558 r = vce_v1_0_resume(rdev);
6559 if (r) {
6560 dev_err(rdev->dev, "failed VCE resume (%d).\n", r);
6561 goto error;
6562 }
6563 r = radeon_fence_driver_start_ring(rdev, TN_RING_TYPE_VCE1_INDEX);
6564 if (r) {
6565 dev_err(rdev->dev, "failed initializing VCE1 fences (%d).\n", r);
6566 goto error;
6567 }
6568 r = radeon_fence_driver_start_ring(rdev, TN_RING_TYPE_VCE2_INDEX);
6569 if (r) {
6570 dev_err(rdev->dev, "failed initializing VCE2 fences (%d).\n", r);
6571 goto error;
6572 }
6573 return;
6574
6575 error:
6576 rdev->ring[TN_RING_TYPE_VCE1_INDEX].ring_size = 0;
6577 rdev->ring[TN_RING_TYPE_VCE2_INDEX].ring_size = 0;
6578 }
6579
si_vce_resume(struct radeon_device * rdev)6580 static void si_vce_resume(struct radeon_device *rdev)
6581 {
6582 struct radeon_ring *ring;
6583 int r;
6584
6585 if (!rdev->has_vce || !rdev->ring[TN_RING_TYPE_VCE1_INDEX].ring_size)
6586 return;
6587
6588 ring = &rdev->ring[TN_RING_TYPE_VCE1_INDEX];
6589 r = radeon_ring_init(rdev, ring, ring->ring_size, 0, VCE_CMD_NO_OP);
6590 if (r) {
6591 dev_err(rdev->dev, "failed initializing VCE1 ring (%d).\n", r);
6592 return;
6593 }
6594 ring = &rdev->ring[TN_RING_TYPE_VCE2_INDEX];
6595 r = radeon_ring_init(rdev, ring, ring->ring_size, 0, VCE_CMD_NO_OP);
6596 if (r) {
6597 dev_err(rdev->dev, "failed initializing VCE1 ring (%d).\n", r);
6598 return;
6599 }
6600 r = vce_v1_0_init(rdev);
6601 if (r) {
6602 dev_err(rdev->dev, "failed initializing VCE (%d).\n", r);
6603 return;
6604 }
6605 }
6606
si_startup(struct radeon_device * rdev)6607 static int si_startup(struct radeon_device *rdev)
6608 {
6609 struct radeon_ring *ring;
6610 int r;
6611
6612 /* enable pcie gen2/3 link */
6613 si_pcie_gen3_enable(rdev);
6614 /* enable aspm */
6615 si_program_aspm(rdev);
6616
6617 /* scratch needs to be initialized before MC */
6618 r = r600_vram_scratch_init(rdev);
6619 if (r)
6620 return r;
6621
6622 si_mc_program(rdev);
6623
6624 if (!rdev->pm.dpm_enabled) {
6625 r = si_mc_load_microcode(rdev);
6626 if (r) {
6627 DRM_ERROR("Failed to load MC firmware!\n");
6628 return r;
6629 }
6630 }
6631
6632 r = si_pcie_gart_enable(rdev);
6633 if (r)
6634 return r;
6635 si_gpu_init(rdev);
6636
6637 /* allocate rlc buffers */
6638 if (rdev->family == CHIP_VERDE) {
6639 rdev->rlc.reg_list = verde_rlc_save_restore_register_list;
6640 rdev->rlc.reg_list_size =
6641 (u32)ARRAY_SIZE(verde_rlc_save_restore_register_list);
6642 }
6643 rdev->rlc.cs_data = si_cs_data;
6644 r = sumo_rlc_init(rdev);
6645 if (r) {
6646 DRM_ERROR("Failed to init rlc BOs!\n");
6647 return r;
6648 }
6649
6650 /* allocate wb buffer */
6651 r = radeon_wb_init(rdev);
6652 if (r)
6653 return r;
6654
6655 r = radeon_fence_driver_start_ring(rdev, RADEON_RING_TYPE_GFX_INDEX);
6656 if (r) {
6657 dev_err(rdev->dev, "failed initializing CP fences (%d).\n", r);
6658 return r;
6659 }
6660
6661 r = radeon_fence_driver_start_ring(rdev, CAYMAN_RING_TYPE_CP1_INDEX);
6662 if (r) {
6663 dev_err(rdev->dev, "failed initializing CP fences (%d).\n", r);
6664 return r;
6665 }
6666
6667 r = radeon_fence_driver_start_ring(rdev, CAYMAN_RING_TYPE_CP2_INDEX);
6668 if (r) {
6669 dev_err(rdev->dev, "failed initializing CP fences (%d).\n", r);
6670 return r;
6671 }
6672
6673 r = radeon_fence_driver_start_ring(rdev, R600_RING_TYPE_DMA_INDEX);
6674 if (r) {
6675 dev_err(rdev->dev, "failed initializing DMA fences (%d).\n", r);
6676 return r;
6677 }
6678
6679 r = radeon_fence_driver_start_ring(rdev, CAYMAN_RING_TYPE_DMA1_INDEX);
6680 if (r) {
6681 dev_err(rdev->dev, "failed initializing DMA fences (%d).\n", r);
6682 return r;
6683 }
6684
6685 si_uvd_start(rdev);
6686 si_vce_start(rdev);
6687
6688 /* Enable IRQ */
6689 if (!rdev->irq.installed) {
6690 r = radeon_irq_kms_init(rdev);
6691 if (r)
6692 return r;
6693 }
6694
6695 r = si_irq_init(rdev);
6696 if (r) {
6697 DRM_ERROR("radeon: IH init failed (%d).\n", r);
6698 radeon_irq_kms_fini(rdev);
6699 return r;
6700 }
6701 si_irq_set(rdev);
6702
6703 ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX];
6704 r = radeon_ring_init(rdev, ring, ring->ring_size, RADEON_WB_CP_RPTR_OFFSET,
6705 RADEON_CP_PACKET2);
6706 if (r)
6707 return r;
6708
6709 ring = &rdev->ring[CAYMAN_RING_TYPE_CP1_INDEX];
6710 r = radeon_ring_init(rdev, ring, ring->ring_size, RADEON_WB_CP1_RPTR_OFFSET,
6711 RADEON_CP_PACKET2);
6712 if (r)
6713 return r;
6714
6715 ring = &rdev->ring[CAYMAN_RING_TYPE_CP2_INDEX];
6716 r = radeon_ring_init(rdev, ring, ring->ring_size, RADEON_WB_CP2_RPTR_OFFSET,
6717 RADEON_CP_PACKET2);
6718 if (r)
6719 return r;
6720
6721 ring = &rdev->ring[R600_RING_TYPE_DMA_INDEX];
6722 r = radeon_ring_init(rdev, ring, ring->ring_size, R600_WB_DMA_RPTR_OFFSET,
6723 DMA_PACKET(DMA_PACKET_NOP, 0, 0, 0, 0));
6724 if (r)
6725 return r;
6726
6727 ring = &rdev->ring[CAYMAN_RING_TYPE_DMA1_INDEX];
6728 r = radeon_ring_init(rdev, ring, ring->ring_size, CAYMAN_WB_DMA1_RPTR_OFFSET,
6729 DMA_PACKET(DMA_PACKET_NOP, 0, 0, 0, 0));
6730 if (r)
6731 return r;
6732
6733 r = si_cp_load_microcode(rdev);
6734 if (r)
6735 return r;
6736 r = si_cp_resume(rdev);
6737 if (r)
6738 return r;
6739
6740 r = cayman_dma_resume(rdev);
6741 if (r)
6742 return r;
6743
6744 si_uvd_resume(rdev);
6745 si_vce_resume(rdev);
6746
6747 r = radeon_ib_pool_init(rdev);
6748 if (r) {
6749 dev_err(rdev->dev, "IB initialization failed (%d).\n", r);
6750 return r;
6751 }
6752
6753 r = radeon_vm_manager_init(rdev);
6754 if (r) {
6755 dev_err(rdev->dev, "vm manager initialization failed (%d).\n", r);
6756 return r;
6757 }
6758
6759 r = radeon_audio_init(rdev);
6760 if (r)
6761 return r;
6762
6763 return 0;
6764 }
6765
si_resume(struct radeon_device * rdev)6766 int si_resume(struct radeon_device *rdev)
6767 {
6768 int r;
6769
6770 /* Do not reset GPU before posting, on rv770 hw unlike on r500 hw,
6771 * posting will perform necessary task to bring back GPU into good
6772 * shape.
6773 */
6774 /* post card */
6775 atom_asic_init(rdev->mode_info.atom_context);
6776
6777 /* init golden registers */
6778 si_init_golden_registers(rdev);
6779
6780 if (rdev->pm.pm_method == PM_METHOD_DPM)
6781 radeon_pm_resume(rdev);
6782
6783 rdev->accel_working = true;
6784 r = si_startup(rdev);
6785 if (r) {
6786 DRM_ERROR("si startup failed on resume\n");
6787 rdev->accel_working = false;
6788 return r;
6789 }
6790
6791 return r;
6792
6793 }
6794
si_suspend(struct radeon_device * rdev)6795 int si_suspend(struct radeon_device *rdev)
6796 {
6797 radeon_pm_suspend(rdev);
6798 radeon_audio_fini(rdev);
6799 radeon_vm_manager_fini(rdev);
6800 si_cp_enable(rdev, false);
6801 cayman_dma_stop(rdev);
6802 if (rdev->has_uvd) {
6803 radeon_uvd_suspend(rdev);
6804 uvd_v1_0_fini(rdev);
6805 }
6806 if (rdev->has_vce)
6807 radeon_vce_suspend(rdev);
6808 si_fini_pg(rdev);
6809 si_fini_cg(rdev);
6810 si_irq_suspend(rdev);
6811 radeon_wb_disable(rdev);
6812 si_pcie_gart_disable(rdev);
6813 return 0;
6814 }
6815
6816 /* Plan is to move initialization in that function and use
6817 * helper function so that radeon_device_init pretty much
6818 * do nothing more than calling asic specific function. This
6819 * should also allow to remove a bunch of callback function
6820 * like vram_info.
6821 */
si_init(struct radeon_device * rdev)6822 int si_init(struct radeon_device *rdev)
6823 {
6824 struct radeon_ring *ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX];
6825 int r;
6826
6827 /* Read BIOS */
6828 if (!radeon_get_bios(rdev)) {
6829 if (ASIC_IS_AVIVO(rdev))
6830 return -EINVAL;
6831 }
6832 /* Must be an ATOMBIOS */
6833 if (!rdev->is_atom_bios) {
6834 dev_err(rdev->dev, "Expecting atombios for cayman GPU\n");
6835 return -EINVAL;
6836 }
6837 r = radeon_atombios_init(rdev);
6838 if (r)
6839 return r;
6840
6841 /* Post card if necessary */
6842 if (!radeon_card_posted(rdev)) {
6843 if (!rdev->bios) {
6844 dev_err(rdev->dev, "Card not posted and no BIOS - ignoring\n");
6845 return -EINVAL;
6846 }
6847 DRM_INFO("GPU not posted. posting now...\n");
6848 atom_asic_init(rdev->mode_info.atom_context);
6849 }
6850 /* init golden registers */
6851 si_init_golden_registers(rdev);
6852 /* Initialize scratch registers */
6853 si_scratch_init(rdev);
6854 /* Initialize surface registers */
6855 radeon_surface_init(rdev);
6856 /* Initialize clocks */
6857 radeon_get_clock_info(rdev->ddev);
6858
6859 /* Fence driver */
6860 radeon_fence_driver_init(rdev);
6861
6862 /* initialize memory controller */
6863 r = si_mc_init(rdev);
6864 if (r)
6865 return r;
6866 /* Memory manager */
6867 r = radeon_bo_init(rdev);
6868 if (r)
6869 return r;
6870
6871 if (!rdev->me_fw || !rdev->pfp_fw || !rdev->ce_fw ||
6872 !rdev->rlc_fw || !rdev->mc_fw) {
6873 r = si_init_microcode(rdev);
6874 if (r) {
6875 DRM_ERROR("Failed to load firmware!\n");
6876 return r;
6877 }
6878 }
6879
6880 /* Initialize power management */
6881 radeon_pm_init(rdev);
6882
6883 ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX];
6884 ring->ring_obj = NULL;
6885 r600_ring_init(rdev, ring, 1024 * 1024);
6886
6887 ring = &rdev->ring[CAYMAN_RING_TYPE_CP1_INDEX];
6888 ring->ring_obj = NULL;
6889 r600_ring_init(rdev, ring, 1024 * 1024);
6890
6891 ring = &rdev->ring[CAYMAN_RING_TYPE_CP2_INDEX];
6892 ring->ring_obj = NULL;
6893 r600_ring_init(rdev, ring, 1024 * 1024);
6894
6895 ring = &rdev->ring[R600_RING_TYPE_DMA_INDEX];
6896 ring->ring_obj = NULL;
6897 r600_ring_init(rdev, ring, 64 * 1024);
6898
6899 ring = &rdev->ring[CAYMAN_RING_TYPE_DMA1_INDEX];
6900 ring->ring_obj = NULL;
6901 r600_ring_init(rdev, ring, 64 * 1024);
6902
6903 si_uvd_init(rdev);
6904 si_vce_init(rdev);
6905
6906 rdev->ih.ring_obj = NULL;
6907 r600_ih_ring_init(rdev, 64 * 1024);
6908
6909 r = r600_pcie_gart_init(rdev);
6910 if (r)
6911 return r;
6912
6913 rdev->accel_working = true;
6914 r = si_startup(rdev);
6915 if (r) {
6916 dev_err(rdev->dev, "disabling GPU acceleration\n");
6917 si_cp_fini(rdev);
6918 cayman_dma_fini(rdev);
6919 si_irq_fini(rdev);
6920 sumo_rlc_fini(rdev);
6921 radeon_wb_fini(rdev);
6922 radeon_ib_pool_fini(rdev);
6923 radeon_vm_manager_fini(rdev);
6924 radeon_irq_kms_fini(rdev);
6925 si_pcie_gart_fini(rdev);
6926 rdev->accel_working = false;
6927 }
6928
6929 /* Don't start up if the MC ucode is missing.
6930 * The default clocks and voltages before the MC ucode
6931 * is loaded are not suffient for advanced operations.
6932 */
6933 if (!rdev->mc_fw) {
6934 DRM_ERROR("radeon: MC ucode required for NI+.\n");
6935 return -EINVAL;
6936 }
6937
6938 return 0;
6939 }
6940
si_fini(struct radeon_device * rdev)6941 void si_fini(struct radeon_device *rdev)
6942 {
6943 radeon_pm_fini(rdev);
6944 si_cp_fini(rdev);
6945 cayman_dma_fini(rdev);
6946 si_fini_pg(rdev);
6947 si_fini_cg(rdev);
6948 si_irq_fini(rdev);
6949 sumo_rlc_fini(rdev);
6950 radeon_wb_fini(rdev);
6951 radeon_vm_manager_fini(rdev);
6952 radeon_ib_pool_fini(rdev);
6953 radeon_irq_kms_fini(rdev);
6954 if (rdev->has_uvd) {
6955 uvd_v1_0_fini(rdev);
6956 radeon_uvd_fini(rdev);
6957 }
6958 if (rdev->has_vce)
6959 radeon_vce_fini(rdev);
6960 si_pcie_gart_fini(rdev);
6961 r600_vram_scratch_fini(rdev);
6962 radeon_gem_fini(rdev);
6963 radeon_fence_driver_fini(rdev);
6964 radeon_bo_fini(rdev);
6965 radeon_atombios_fini(rdev);
6966 kfree(rdev->bios);
6967 rdev->bios = NULL;
6968 }
6969
6970 /**
6971 * si_get_gpu_clock_counter - return GPU clock counter snapshot
6972 *
6973 * @rdev: radeon_device pointer
6974 *
6975 * Fetches a GPU clock counter snapshot (SI).
6976 * Returns the 64 bit clock counter snapshot.
6977 */
si_get_gpu_clock_counter(struct radeon_device * rdev)6978 uint64_t si_get_gpu_clock_counter(struct radeon_device *rdev)
6979 {
6980 uint64_t clock;
6981
6982 mutex_lock(&rdev->gpu_clock_mutex);
6983 WREG32(RLC_CAPTURE_GPU_CLOCK_COUNT, 1);
6984 clock = (uint64_t)RREG32(RLC_GPU_CLOCK_COUNT_LSB) |
6985 ((uint64_t)RREG32(RLC_GPU_CLOCK_COUNT_MSB) << 32ULL);
6986 mutex_unlock(&rdev->gpu_clock_mutex);
6987 return clock;
6988 }
6989
si_set_uvd_clocks(struct radeon_device * rdev,u32 vclk,u32 dclk)6990 int si_set_uvd_clocks(struct radeon_device *rdev, u32 vclk, u32 dclk)
6991 {
6992 unsigned fb_div = 0, vclk_div = 0, dclk_div = 0;
6993 int r;
6994
6995 /* bypass vclk and dclk with bclk */
6996 WREG32_P(CG_UPLL_FUNC_CNTL_2,
6997 VCLK_SRC_SEL(1) | DCLK_SRC_SEL(1),
6998 ~(VCLK_SRC_SEL_MASK | DCLK_SRC_SEL_MASK));
6999
7000 /* put PLL in bypass mode */
7001 WREG32_P(CG_UPLL_FUNC_CNTL, UPLL_BYPASS_EN_MASK, ~UPLL_BYPASS_EN_MASK);
7002
7003 if (!vclk || !dclk) {
7004 /* keep the Bypass mode */
7005 return 0;
7006 }
7007
7008 r = radeon_uvd_calc_upll_dividers(rdev, vclk, dclk, 125000, 250000,
7009 16384, 0x03FFFFFF, 0, 128, 5,
7010 &fb_div, &vclk_div, &dclk_div);
7011 if (r)
7012 return r;
7013
7014 /* set RESET_ANTI_MUX to 0 */
7015 WREG32_P(CG_UPLL_FUNC_CNTL_5, 0, ~RESET_ANTI_MUX_MASK);
7016
7017 /* set VCO_MODE to 1 */
7018 WREG32_P(CG_UPLL_FUNC_CNTL, UPLL_VCO_MODE_MASK, ~UPLL_VCO_MODE_MASK);
7019
7020 /* disable sleep mode */
7021 WREG32_P(CG_UPLL_FUNC_CNTL, 0, ~UPLL_SLEEP_MASK);
7022
7023 /* deassert UPLL_RESET */
7024 WREG32_P(CG_UPLL_FUNC_CNTL, 0, ~UPLL_RESET_MASK);
7025
7026 mdelay(1);
7027
7028 r = radeon_uvd_send_upll_ctlreq(rdev, CG_UPLL_FUNC_CNTL);
7029 if (r)
7030 return r;
7031
7032 /* assert UPLL_RESET again */
7033 WREG32_P(CG_UPLL_FUNC_CNTL, UPLL_RESET_MASK, ~UPLL_RESET_MASK);
7034
7035 /* disable spread spectrum. */
7036 WREG32_P(CG_UPLL_SPREAD_SPECTRUM, 0, ~SSEN_MASK);
7037
7038 /* set feedback divider */
7039 WREG32_P(CG_UPLL_FUNC_CNTL_3, UPLL_FB_DIV(fb_div), ~UPLL_FB_DIV_MASK);
7040
7041 /* set ref divider to 0 */
7042 WREG32_P(CG_UPLL_FUNC_CNTL, 0, ~UPLL_REF_DIV_MASK);
7043
7044 if (fb_div < 307200)
7045 WREG32_P(CG_UPLL_FUNC_CNTL_4, 0, ~UPLL_SPARE_ISPARE9);
7046 else
7047 WREG32_P(CG_UPLL_FUNC_CNTL_4, UPLL_SPARE_ISPARE9, ~UPLL_SPARE_ISPARE9);
7048
7049 /* set PDIV_A and PDIV_B */
7050 WREG32_P(CG_UPLL_FUNC_CNTL_2,
7051 UPLL_PDIV_A(vclk_div) | UPLL_PDIV_B(dclk_div),
7052 ~(UPLL_PDIV_A_MASK | UPLL_PDIV_B_MASK));
7053
7054 /* give the PLL some time to settle */
7055 mdelay(15);
7056
7057 /* deassert PLL_RESET */
7058 WREG32_P(CG_UPLL_FUNC_CNTL, 0, ~UPLL_RESET_MASK);
7059
7060 mdelay(15);
7061
7062 /* switch from bypass mode to normal mode */
7063 WREG32_P(CG_UPLL_FUNC_CNTL, 0, ~UPLL_BYPASS_EN_MASK);
7064
7065 r = radeon_uvd_send_upll_ctlreq(rdev, CG_UPLL_FUNC_CNTL);
7066 if (r)
7067 return r;
7068
7069 /* switch VCLK and DCLK selection */
7070 WREG32_P(CG_UPLL_FUNC_CNTL_2,
7071 VCLK_SRC_SEL(2) | DCLK_SRC_SEL(2),
7072 ~(VCLK_SRC_SEL_MASK | DCLK_SRC_SEL_MASK));
7073
7074 mdelay(100);
7075
7076 return 0;
7077 }
7078
si_pcie_gen3_enable(struct radeon_device * rdev)7079 static void si_pcie_gen3_enable(struct radeon_device *rdev)
7080 {
7081 struct pci_dev *root = rdev->pdev->bus->self;
7082 enum pci_bus_speed speed_cap;
7083 u32 speed_cntl, current_data_rate;
7084 int i;
7085 u16 tmp16;
7086
7087 if (pci_is_root_bus(rdev->pdev->bus))
7088 return;
7089
7090 if (radeon_pcie_gen2 == 0)
7091 return;
7092
7093 if (rdev->flags & RADEON_IS_IGP)
7094 return;
7095
7096 if (!(rdev->flags & RADEON_IS_PCIE))
7097 return;
7098
7099 speed_cap = pcie_get_speed_cap(root);
7100 if (speed_cap == PCI_SPEED_UNKNOWN)
7101 return;
7102
7103 if ((speed_cap != PCIE_SPEED_8_0GT) &&
7104 (speed_cap != PCIE_SPEED_5_0GT))
7105 return;
7106
7107 speed_cntl = RREG32_PCIE_PORT(PCIE_LC_SPEED_CNTL);
7108 current_data_rate = (speed_cntl & LC_CURRENT_DATA_RATE_MASK) >>
7109 LC_CURRENT_DATA_RATE_SHIFT;
7110 if (speed_cap == PCIE_SPEED_8_0GT) {
7111 if (current_data_rate == 2) {
7112 DRM_INFO("PCIE gen 3 link speeds already enabled\n");
7113 return;
7114 }
7115 DRM_INFO("enabling PCIE gen 3 link speeds, disable with radeon.pcie_gen2=0\n");
7116 } else if (speed_cap == PCIE_SPEED_5_0GT) {
7117 if (current_data_rate == 1) {
7118 DRM_INFO("PCIE gen 2 link speeds already enabled\n");
7119 return;
7120 }
7121 DRM_INFO("enabling PCIE gen 2 link speeds, disable with radeon.pcie_gen2=0\n");
7122 }
7123
7124 if (!pci_is_pcie(root) || !pci_is_pcie(rdev->pdev))
7125 return;
7126
7127 if (speed_cap == PCIE_SPEED_8_0GT) {
7128 /* re-try equalization if gen3 is not already enabled */
7129 if (current_data_rate != 2) {
7130 u16 bridge_cfg, gpu_cfg;
7131 u16 bridge_cfg2, gpu_cfg2;
7132 u32 max_lw, current_lw, tmp;
7133
7134 pcie_capability_read_word(root, PCI_EXP_LNKCTL,
7135 &bridge_cfg);
7136 pcie_capability_read_word(rdev->pdev, PCI_EXP_LNKCTL,
7137 &gpu_cfg);
7138
7139 tmp16 = bridge_cfg | PCI_EXP_LNKCTL_HAWD;
7140 pcie_capability_write_word(root, PCI_EXP_LNKCTL, tmp16);
7141
7142 tmp16 = gpu_cfg | PCI_EXP_LNKCTL_HAWD;
7143 pcie_capability_write_word(rdev->pdev, PCI_EXP_LNKCTL,
7144 tmp16);
7145
7146 tmp = RREG32_PCIE(PCIE_LC_STATUS1);
7147 max_lw = (tmp & LC_DETECTED_LINK_WIDTH_MASK) >> LC_DETECTED_LINK_WIDTH_SHIFT;
7148 current_lw = (tmp & LC_OPERATING_LINK_WIDTH_MASK) >> LC_OPERATING_LINK_WIDTH_SHIFT;
7149
7150 if (current_lw < max_lw) {
7151 tmp = RREG32_PCIE_PORT(PCIE_LC_LINK_WIDTH_CNTL);
7152 if (tmp & LC_RENEGOTIATION_SUPPORT) {
7153 tmp &= ~(LC_LINK_WIDTH_MASK | LC_UPCONFIGURE_DIS);
7154 tmp |= (max_lw << LC_LINK_WIDTH_SHIFT);
7155 tmp |= LC_UPCONFIGURE_SUPPORT | LC_RENEGOTIATE_EN | LC_RECONFIG_NOW;
7156 WREG32_PCIE_PORT(PCIE_LC_LINK_WIDTH_CNTL, tmp);
7157 }
7158 }
7159
7160 for (i = 0; i < 10; i++) {
7161 /* check status */
7162 pcie_capability_read_word(rdev->pdev,
7163 PCI_EXP_DEVSTA,
7164 &tmp16);
7165 if (tmp16 & PCI_EXP_DEVSTA_TRPND)
7166 break;
7167
7168 pcie_capability_read_word(root, PCI_EXP_LNKCTL,
7169 &bridge_cfg);
7170 pcie_capability_read_word(rdev->pdev,
7171 PCI_EXP_LNKCTL,
7172 &gpu_cfg);
7173
7174 pcie_capability_read_word(root, PCI_EXP_LNKCTL2,
7175 &bridge_cfg2);
7176 pcie_capability_read_word(rdev->pdev,
7177 PCI_EXP_LNKCTL2,
7178 &gpu_cfg2);
7179
7180 tmp = RREG32_PCIE_PORT(PCIE_LC_CNTL4);
7181 tmp |= LC_SET_QUIESCE;
7182 WREG32_PCIE_PORT(PCIE_LC_CNTL4, tmp);
7183
7184 tmp = RREG32_PCIE_PORT(PCIE_LC_CNTL4);
7185 tmp |= LC_REDO_EQ;
7186 WREG32_PCIE_PORT(PCIE_LC_CNTL4, tmp);
7187
7188 msleep(100);
7189
7190 /* linkctl */
7191 pcie_capability_read_word(root, PCI_EXP_LNKCTL,
7192 &tmp16);
7193 tmp16 &= ~PCI_EXP_LNKCTL_HAWD;
7194 tmp16 |= (bridge_cfg & PCI_EXP_LNKCTL_HAWD);
7195 pcie_capability_write_word(root,
7196 PCI_EXP_LNKCTL,
7197 tmp16);
7198
7199 pcie_capability_read_word(rdev->pdev,
7200 PCI_EXP_LNKCTL,
7201 &tmp16);
7202 tmp16 &= ~PCI_EXP_LNKCTL_HAWD;
7203 tmp16 |= (gpu_cfg & PCI_EXP_LNKCTL_HAWD);
7204 pcie_capability_write_word(rdev->pdev,
7205 PCI_EXP_LNKCTL,
7206 tmp16);
7207
7208 /* linkctl2 */
7209 pcie_capability_read_word(root, PCI_EXP_LNKCTL2,
7210 &tmp16);
7211 tmp16 &= ~(PCI_EXP_LNKCTL2_ENTER_COMP |
7212 PCI_EXP_LNKCTL2_TX_MARGIN);
7213 tmp16 |= (bridge_cfg2 &
7214 (PCI_EXP_LNKCTL2_ENTER_COMP |
7215 PCI_EXP_LNKCTL2_TX_MARGIN));
7216 pcie_capability_write_word(root,
7217 PCI_EXP_LNKCTL2,
7218 tmp16);
7219
7220 pcie_capability_read_word(rdev->pdev,
7221 PCI_EXP_LNKCTL2,
7222 &tmp16);
7223 tmp16 &= ~(PCI_EXP_LNKCTL2_ENTER_COMP |
7224 PCI_EXP_LNKCTL2_TX_MARGIN);
7225 tmp16 |= (gpu_cfg2 &
7226 (PCI_EXP_LNKCTL2_ENTER_COMP |
7227 PCI_EXP_LNKCTL2_TX_MARGIN));
7228 pcie_capability_write_word(rdev->pdev,
7229 PCI_EXP_LNKCTL2,
7230 tmp16);
7231
7232 tmp = RREG32_PCIE_PORT(PCIE_LC_CNTL4);
7233 tmp &= ~LC_SET_QUIESCE;
7234 WREG32_PCIE_PORT(PCIE_LC_CNTL4, tmp);
7235 }
7236 }
7237 }
7238
7239 /* set the link speed */
7240 speed_cntl |= LC_FORCE_EN_SW_SPEED_CHANGE | LC_FORCE_DIS_HW_SPEED_CHANGE;
7241 speed_cntl &= ~LC_FORCE_DIS_SW_SPEED_CHANGE;
7242 WREG32_PCIE_PORT(PCIE_LC_SPEED_CNTL, speed_cntl);
7243
7244 pcie_capability_read_word(rdev->pdev, PCI_EXP_LNKCTL2, &tmp16);
7245 tmp16 &= ~PCI_EXP_LNKCTL2_TLS;
7246 if (speed_cap == PCIE_SPEED_8_0GT)
7247 tmp16 |= PCI_EXP_LNKCTL2_TLS_8_0GT; /* gen3 */
7248 else if (speed_cap == PCIE_SPEED_5_0GT)
7249 tmp16 |= PCI_EXP_LNKCTL2_TLS_5_0GT; /* gen2 */
7250 else
7251 tmp16 |= PCI_EXP_LNKCTL2_TLS_2_5GT; /* gen1 */
7252 pcie_capability_write_word(rdev->pdev, PCI_EXP_LNKCTL2, tmp16);
7253
7254 speed_cntl = RREG32_PCIE_PORT(PCIE_LC_SPEED_CNTL);
7255 speed_cntl |= LC_INITIATE_LINK_SPEED_CHANGE;
7256 WREG32_PCIE_PORT(PCIE_LC_SPEED_CNTL, speed_cntl);
7257
7258 for (i = 0; i < rdev->usec_timeout; i++) {
7259 speed_cntl = RREG32_PCIE_PORT(PCIE_LC_SPEED_CNTL);
7260 if ((speed_cntl & LC_INITIATE_LINK_SPEED_CHANGE) == 0)
7261 break;
7262 udelay(1);
7263 }
7264 }
7265
si_program_aspm(struct radeon_device * rdev)7266 static void si_program_aspm(struct radeon_device *rdev)
7267 {
7268 u32 data, orig;
7269 bool disable_l0s = false, disable_l1 = false, disable_plloff_in_l1 = false;
7270 bool disable_clkreq = false;
7271
7272 if (radeon_aspm == 0)
7273 return;
7274
7275 if (!(rdev->flags & RADEON_IS_PCIE))
7276 return;
7277
7278 orig = data = RREG32_PCIE_PORT(PCIE_LC_N_FTS_CNTL);
7279 data &= ~LC_XMIT_N_FTS_MASK;
7280 data |= LC_XMIT_N_FTS(0x24) | LC_XMIT_N_FTS_OVERRIDE_EN;
7281 if (orig != data)
7282 WREG32_PCIE_PORT(PCIE_LC_N_FTS_CNTL, data);
7283
7284 orig = data = RREG32_PCIE_PORT(PCIE_LC_CNTL3);
7285 data |= LC_GO_TO_RECOVERY;
7286 if (orig != data)
7287 WREG32_PCIE_PORT(PCIE_LC_CNTL3, data);
7288
7289 orig = data = RREG32_PCIE(PCIE_P_CNTL);
7290 data |= P_IGNORE_EDB_ERR;
7291 if (orig != data)
7292 WREG32_PCIE(PCIE_P_CNTL, data);
7293
7294 orig = data = RREG32_PCIE_PORT(PCIE_LC_CNTL);
7295 data &= ~(LC_L0S_INACTIVITY_MASK | LC_L1_INACTIVITY_MASK);
7296 data |= LC_PMI_TO_L1_DIS;
7297 if (!disable_l0s)
7298 data |= LC_L0S_INACTIVITY(7);
7299
7300 if (!disable_l1) {
7301 data |= LC_L1_INACTIVITY(7);
7302 data &= ~LC_PMI_TO_L1_DIS;
7303 if (orig != data)
7304 WREG32_PCIE_PORT(PCIE_LC_CNTL, data);
7305
7306 if (!disable_plloff_in_l1) {
7307 bool clk_req_support;
7308
7309 orig = data = RREG32_PIF_PHY0(PB0_PIF_PWRDOWN_0);
7310 data &= ~(PLL_POWER_STATE_IN_OFF_0_MASK | PLL_POWER_STATE_IN_TXS2_0_MASK);
7311 data |= PLL_POWER_STATE_IN_OFF_0(7) | PLL_POWER_STATE_IN_TXS2_0(7);
7312 if (orig != data)
7313 WREG32_PIF_PHY0(PB0_PIF_PWRDOWN_0, data);
7314
7315 orig = data = RREG32_PIF_PHY0(PB0_PIF_PWRDOWN_1);
7316 data &= ~(PLL_POWER_STATE_IN_OFF_1_MASK | PLL_POWER_STATE_IN_TXS2_1_MASK);
7317 data |= PLL_POWER_STATE_IN_OFF_1(7) | PLL_POWER_STATE_IN_TXS2_1(7);
7318 if (orig != data)
7319 WREG32_PIF_PHY0(PB0_PIF_PWRDOWN_1, data);
7320
7321 orig = data = RREG32_PIF_PHY1(PB1_PIF_PWRDOWN_0);
7322 data &= ~(PLL_POWER_STATE_IN_OFF_0_MASK | PLL_POWER_STATE_IN_TXS2_0_MASK);
7323 data |= PLL_POWER_STATE_IN_OFF_0(7) | PLL_POWER_STATE_IN_TXS2_0(7);
7324 if (orig != data)
7325 WREG32_PIF_PHY1(PB1_PIF_PWRDOWN_0, data);
7326
7327 orig = data = RREG32_PIF_PHY1(PB1_PIF_PWRDOWN_1);
7328 data &= ~(PLL_POWER_STATE_IN_OFF_1_MASK | PLL_POWER_STATE_IN_TXS2_1_MASK);
7329 data |= PLL_POWER_STATE_IN_OFF_1(7) | PLL_POWER_STATE_IN_TXS2_1(7);
7330 if (orig != data)
7331 WREG32_PIF_PHY1(PB1_PIF_PWRDOWN_1, data);
7332
7333 if ((rdev->family != CHIP_OLAND) && (rdev->family != CHIP_HAINAN)) {
7334 orig = data = RREG32_PIF_PHY0(PB0_PIF_PWRDOWN_0);
7335 data &= ~PLL_RAMP_UP_TIME_0_MASK;
7336 if (orig != data)
7337 WREG32_PIF_PHY0(PB0_PIF_PWRDOWN_0, data);
7338
7339 orig = data = RREG32_PIF_PHY0(PB0_PIF_PWRDOWN_1);
7340 data &= ~PLL_RAMP_UP_TIME_1_MASK;
7341 if (orig != data)
7342 WREG32_PIF_PHY0(PB0_PIF_PWRDOWN_1, data);
7343
7344 orig = data = RREG32_PIF_PHY0(PB0_PIF_PWRDOWN_2);
7345 data &= ~PLL_RAMP_UP_TIME_2_MASK;
7346 if (orig != data)
7347 WREG32_PIF_PHY0(PB0_PIF_PWRDOWN_2, data);
7348
7349 orig = data = RREG32_PIF_PHY0(PB0_PIF_PWRDOWN_3);
7350 data &= ~PLL_RAMP_UP_TIME_3_MASK;
7351 if (orig != data)
7352 WREG32_PIF_PHY0(PB0_PIF_PWRDOWN_3, data);
7353
7354 orig = data = RREG32_PIF_PHY1(PB1_PIF_PWRDOWN_0);
7355 data &= ~PLL_RAMP_UP_TIME_0_MASK;
7356 if (orig != data)
7357 WREG32_PIF_PHY1(PB1_PIF_PWRDOWN_0, data);
7358
7359 orig = data = RREG32_PIF_PHY1(PB1_PIF_PWRDOWN_1);
7360 data &= ~PLL_RAMP_UP_TIME_1_MASK;
7361 if (orig != data)
7362 WREG32_PIF_PHY1(PB1_PIF_PWRDOWN_1, data);
7363
7364 orig = data = RREG32_PIF_PHY1(PB1_PIF_PWRDOWN_2);
7365 data &= ~PLL_RAMP_UP_TIME_2_MASK;
7366 if (orig != data)
7367 WREG32_PIF_PHY1(PB1_PIF_PWRDOWN_2, data);
7368
7369 orig = data = RREG32_PIF_PHY1(PB1_PIF_PWRDOWN_3);
7370 data &= ~PLL_RAMP_UP_TIME_3_MASK;
7371 if (orig != data)
7372 WREG32_PIF_PHY1(PB1_PIF_PWRDOWN_3, data);
7373 }
7374 orig = data = RREG32_PCIE_PORT(PCIE_LC_LINK_WIDTH_CNTL);
7375 data &= ~LC_DYN_LANES_PWR_STATE_MASK;
7376 data |= LC_DYN_LANES_PWR_STATE(3);
7377 if (orig != data)
7378 WREG32_PCIE_PORT(PCIE_LC_LINK_WIDTH_CNTL, data);
7379
7380 orig = data = RREG32_PIF_PHY0(PB0_PIF_CNTL);
7381 data &= ~LS2_EXIT_TIME_MASK;
7382 if ((rdev->family == CHIP_OLAND) || (rdev->family == CHIP_HAINAN))
7383 data |= LS2_EXIT_TIME(5);
7384 if (orig != data)
7385 WREG32_PIF_PHY0(PB0_PIF_CNTL, data);
7386
7387 orig = data = RREG32_PIF_PHY1(PB1_PIF_CNTL);
7388 data &= ~LS2_EXIT_TIME_MASK;
7389 if ((rdev->family == CHIP_OLAND) || (rdev->family == CHIP_HAINAN))
7390 data |= LS2_EXIT_TIME(5);
7391 if (orig != data)
7392 WREG32_PIF_PHY1(PB1_PIF_CNTL, data);
7393
7394 if (!disable_clkreq &&
7395 !pci_is_root_bus(rdev->pdev->bus)) {
7396 struct pci_dev *root = rdev->pdev->bus->self;
7397 u32 lnkcap;
7398
7399 clk_req_support = false;
7400 pcie_capability_read_dword(root, PCI_EXP_LNKCAP, &lnkcap);
7401 if (lnkcap & PCI_EXP_LNKCAP_CLKPM)
7402 clk_req_support = true;
7403 } else {
7404 clk_req_support = false;
7405 }
7406
7407 if (clk_req_support) {
7408 orig = data = RREG32_PCIE_PORT(PCIE_LC_CNTL2);
7409 data |= LC_ALLOW_PDWN_IN_L1 | LC_ALLOW_PDWN_IN_L23;
7410 if (orig != data)
7411 WREG32_PCIE_PORT(PCIE_LC_CNTL2, data);
7412
7413 orig = data = RREG32(THM_CLK_CNTL);
7414 data &= ~(CMON_CLK_SEL_MASK | TMON_CLK_SEL_MASK);
7415 data |= CMON_CLK_SEL(1) | TMON_CLK_SEL(1);
7416 if (orig != data)
7417 WREG32(THM_CLK_CNTL, data);
7418
7419 orig = data = RREG32(MISC_CLK_CNTL);
7420 data &= ~(DEEP_SLEEP_CLK_SEL_MASK | ZCLK_SEL_MASK);
7421 data |= DEEP_SLEEP_CLK_SEL(1) | ZCLK_SEL(1);
7422 if (orig != data)
7423 WREG32(MISC_CLK_CNTL, data);
7424
7425 orig = data = RREG32(CG_CLKPIN_CNTL);
7426 data &= ~BCLK_AS_XCLK;
7427 if (orig != data)
7428 WREG32(CG_CLKPIN_CNTL, data);
7429
7430 orig = data = RREG32(CG_CLKPIN_CNTL_2);
7431 data &= ~FORCE_BIF_REFCLK_EN;
7432 if (orig != data)
7433 WREG32(CG_CLKPIN_CNTL_2, data);
7434
7435 orig = data = RREG32(MPLL_BYPASSCLK_SEL);
7436 data &= ~MPLL_CLKOUT_SEL_MASK;
7437 data |= MPLL_CLKOUT_SEL(4);
7438 if (orig != data)
7439 WREG32(MPLL_BYPASSCLK_SEL, data);
7440
7441 orig = data = RREG32(SPLL_CNTL_MODE);
7442 data &= ~SPLL_REFCLK_SEL_MASK;
7443 if (orig != data)
7444 WREG32(SPLL_CNTL_MODE, data);
7445 }
7446 }
7447 } else {
7448 if (orig != data)
7449 WREG32_PCIE_PORT(PCIE_LC_CNTL, data);
7450 }
7451
7452 orig = data = RREG32_PCIE(PCIE_CNTL2);
7453 data |= SLV_MEM_LS_EN | MST_MEM_LS_EN | REPLAY_MEM_LS_EN;
7454 if (orig != data)
7455 WREG32_PCIE(PCIE_CNTL2, data);
7456
7457 if (!disable_l0s) {
7458 data = RREG32_PCIE_PORT(PCIE_LC_N_FTS_CNTL);
7459 if((data & LC_N_FTS_MASK) == LC_N_FTS_MASK) {
7460 data = RREG32_PCIE(PCIE_LC_STATUS1);
7461 if ((data & LC_REVERSE_XMIT) && (data & LC_REVERSE_RCVR)) {
7462 orig = data = RREG32_PCIE_PORT(PCIE_LC_CNTL);
7463 data &= ~LC_L0S_INACTIVITY_MASK;
7464 if (orig != data)
7465 WREG32_PCIE_PORT(PCIE_LC_CNTL, data);
7466 }
7467 }
7468 }
7469 }
7470
si_vce_send_vcepll_ctlreq(struct radeon_device * rdev)7471 static int si_vce_send_vcepll_ctlreq(struct radeon_device *rdev)
7472 {
7473 unsigned i;
7474
7475 /* make sure VCEPLL_CTLREQ is deasserted */
7476 WREG32_SMC_P(CG_VCEPLL_FUNC_CNTL, 0, ~UPLL_CTLREQ_MASK);
7477
7478 mdelay(10);
7479
7480 /* assert UPLL_CTLREQ */
7481 WREG32_SMC_P(CG_VCEPLL_FUNC_CNTL, UPLL_CTLREQ_MASK, ~UPLL_CTLREQ_MASK);
7482
7483 /* wait for CTLACK and CTLACK2 to get asserted */
7484 for (i = 0; i < 100; ++i) {
7485 uint32_t mask = UPLL_CTLACK_MASK | UPLL_CTLACK2_MASK;
7486 if ((RREG32_SMC(CG_VCEPLL_FUNC_CNTL) & mask) == mask)
7487 break;
7488 mdelay(10);
7489 }
7490
7491 /* deassert UPLL_CTLREQ */
7492 WREG32_SMC_P(CG_VCEPLL_FUNC_CNTL, 0, ~UPLL_CTLREQ_MASK);
7493
7494 if (i == 100) {
7495 DRM_ERROR("Timeout setting UVD clocks!\n");
7496 return -ETIMEDOUT;
7497 }
7498
7499 return 0;
7500 }
7501
si_set_vce_clocks(struct radeon_device * rdev,u32 evclk,u32 ecclk)7502 int si_set_vce_clocks(struct radeon_device *rdev, u32 evclk, u32 ecclk)
7503 {
7504 unsigned fb_div = 0, evclk_div = 0, ecclk_div = 0;
7505 int r;
7506
7507 /* bypass evclk and ecclk with bclk */
7508 WREG32_SMC_P(CG_VCEPLL_FUNC_CNTL_2,
7509 EVCLK_SRC_SEL(1) | ECCLK_SRC_SEL(1),
7510 ~(EVCLK_SRC_SEL_MASK | ECCLK_SRC_SEL_MASK));
7511
7512 /* put PLL in bypass mode */
7513 WREG32_SMC_P(CG_VCEPLL_FUNC_CNTL, VCEPLL_BYPASS_EN_MASK,
7514 ~VCEPLL_BYPASS_EN_MASK);
7515
7516 if (!evclk || !ecclk) {
7517 /* keep the Bypass mode, put PLL to sleep */
7518 WREG32_SMC_P(CG_VCEPLL_FUNC_CNTL, VCEPLL_SLEEP_MASK,
7519 ~VCEPLL_SLEEP_MASK);
7520 return 0;
7521 }
7522
7523 r = radeon_uvd_calc_upll_dividers(rdev, evclk, ecclk, 125000, 250000,
7524 16384, 0x03FFFFFF, 0, 128, 5,
7525 &fb_div, &evclk_div, &ecclk_div);
7526 if (r)
7527 return r;
7528
7529 /* set RESET_ANTI_MUX to 0 */
7530 WREG32_SMC_P(CG_VCEPLL_FUNC_CNTL_5, 0, ~RESET_ANTI_MUX_MASK);
7531
7532 /* set VCO_MODE to 1 */
7533 WREG32_SMC_P(CG_VCEPLL_FUNC_CNTL, VCEPLL_VCO_MODE_MASK,
7534 ~VCEPLL_VCO_MODE_MASK);
7535
7536 /* toggle VCEPLL_SLEEP to 1 then back to 0 */
7537 WREG32_SMC_P(CG_VCEPLL_FUNC_CNTL, VCEPLL_SLEEP_MASK,
7538 ~VCEPLL_SLEEP_MASK);
7539 WREG32_SMC_P(CG_VCEPLL_FUNC_CNTL, 0, ~VCEPLL_SLEEP_MASK);
7540
7541 /* deassert VCEPLL_RESET */
7542 WREG32_SMC_P(CG_VCEPLL_FUNC_CNTL, 0, ~VCEPLL_RESET_MASK);
7543
7544 mdelay(1);
7545
7546 r = si_vce_send_vcepll_ctlreq(rdev);
7547 if (r)
7548 return r;
7549
7550 /* assert VCEPLL_RESET again */
7551 WREG32_SMC_P(CG_VCEPLL_FUNC_CNTL, VCEPLL_RESET_MASK, ~VCEPLL_RESET_MASK);
7552
7553 /* disable spread spectrum. */
7554 WREG32_SMC_P(CG_VCEPLL_SPREAD_SPECTRUM, 0, ~SSEN_MASK);
7555
7556 /* set feedback divider */
7557 WREG32_SMC_P(CG_VCEPLL_FUNC_CNTL_3, VCEPLL_FB_DIV(fb_div), ~VCEPLL_FB_DIV_MASK);
7558
7559 /* set ref divider to 0 */
7560 WREG32_SMC_P(CG_VCEPLL_FUNC_CNTL, 0, ~VCEPLL_REF_DIV_MASK);
7561
7562 /* set PDIV_A and PDIV_B */
7563 WREG32_SMC_P(CG_VCEPLL_FUNC_CNTL_2,
7564 VCEPLL_PDIV_A(evclk_div) | VCEPLL_PDIV_B(ecclk_div),
7565 ~(VCEPLL_PDIV_A_MASK | VCEPLL_PDIV_B_MASK));
7566
7567 /* give the PLL some time to settle */
7568 mdelay(15);
7569
7570 /* deassert PLL_RESET */
7571 WREG32_SMC_P(CG_VCEPLL_FUNC_CNTL, 0, ~VCEPLL_RESET_MASK);
7572
7573 mdelay(15);
7574
7575 /* switch from bypass mode to normal mode */
7576 WREG32_SMC_P(CG_VCEPLL_FUNC_CNTL, 0, ~VCEPLL_BYPASS_EN_MASK);
7577
7578 r = si_vce_send_vcepll_ctlreq(rdev);
7579 if (r)
7580 return r;
7581
7582 /* switch VCLK and DCLK selection */
7583 WREG32_SMC_P(CG_VCEPLL_FUNC_CNTL_2,
7584 EVCLK_SRC_SEL(16) | ECCLK_SRC_SEL(16),
7585 ~(EVCLK_SRC_SEL_MASK | ECCLK_SRC_SEL_MASK));
7586
7587 mdelay(100);
7588
7589 return 0;
7590 }
7591