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 if (r) {
3615 DRM_ERROR("radeon: cp failed to lock ring (%d).\n", r);
3616 return r;
3617 }
3618
3619 /* clear the compute context state */
3620 radeon_ring_write(ring, PACKET3_COMPUTE(PACKET3_CLEAR_STATE, 0));
3621 radeon_ring_write(ring, 0);
3622
3623 radeon_ring_unlock_commit(rdev, ring, false);
3624 }
3625
3626 return 0;
3627 }
3628
si_cp_fini(struct radeon_device * rdev)3629 static void si_cp_fini(struct radeon_device *rdev)
3630 {
3631 struct radeon_ring *ring;
3632 si_cp_enable(rdev, false);
3633
3634 ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX];
3635 radeon_ring_fini(rdev, ring);
3636 radeon_scratch_free(rdev, ring->rptr_save_reg);
3637
3638 ring = &rdev->ring[CAYMAN_RING_TYPE_CP1_INDEX];
3639 radeon_ring_fini(rdev, ring);
3640 radeon_scratch_free(rdev, ring->rptr_save_reg);
3641
3642 ring = &rdev->ring[CAYMAN_RING_TYPE_CP2_INDEX];
3643 radeon_ring_fini(rdev, ring);
3644 radeon_scratch_free(rdev, ring->rptr_save_reg);
3645 }
3646
si_cp_resume(struct radeon_device * rdev)3647 static int si_cp_resume(struct radeon_device *rdev)
3648 {
3649 struct radeon_ring *ring;
3650 u32 tmp;
3651 u32 rb_bufsz;
3652 int r;
3653
3654 si_enable_gui_idle_interrupt(rdev, false);
3655
3656 WREG32(CP_SEM_WAIT_TIMER, 0x0);
3657 WREG32(CP_SEM_INCOMPLETE_TIMER_CNTL, 0x0);
3658
3659 /* Set the write pointer delay */
3660 WREG32(CP_RB_WPTR_DELAY, 0);
3661
3662 WREG32(CP_DEBUG, 0);
3663 WREG32(SCRATCH_ADDR, ((rdev->wb.gpu_addr + RADEON_WB_SCRATCH_OFFSET) >> 8) & 0xFFFFFFFF);
3664
3665 /* ring 0 - compute and gfx */
3666 /* Set ring buffer size */
3667 ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX];
3668 rb_bufsz = order_base_2(ring->ring_size / 8);
3669 tmp = (order_base_2(RADEON_GPU_PAGE_SIZE/8) << 8) | rb_bufsz;
3670 #ifdef __BIG_ENDIAN
3671 tmp |= BUF_SWAP_32BIT;
3672 #endif
3673 WREG32(CP_RB0_CNTL, tmp);
3674
3675 /* Initialize the ring buffer's read and write pointers */
3676 WREG32(CP_RB0_CNTL, tmp | RB_RPTR_WR_ENA);
3677 ring->wptr = 0;
3678 WREG32(CP_RB0_WPTR, ring->wptr);
3679
3680 /* set the wb address whether it's enabled or not */
3681 WREG32(CP_RB0_RPTR_ADDR, (rdev->wb.gpu_addr + RADEON_WB_CP_RPTR_OFFSET) & 0xFFFFFFFC);
3682 WREG32(CP_RB0_RPTR_ADDR_HI, upper_32_bits(rdev->wb.gpu_addr + RADEON_WB_CP_RPTR_OFFSET) & 0xFF);
3683
3684 if (rdev->wb.enabled)
3685 WREG32(SCRATCH_UMSK, 0xff);
3686 else {
3687 tmp |= RB_NO_UPDATE;
3688 WREG32(SCRATCH_UMSK, 0);
3689 }
3690
3691 mdelay(1);
3692 WREG32(CP_RB0_CNTL, tmp);
3693
3694 WREG32(CP_RB0_BASE, ring->gpu_addr >> 8);
3695
3696 /* ring1 - compute only */
3697 /* Set ring buffer size */
3698 ring = &rdev->ring[CAYMAN_RING_TYPE_CP1_INDEX];
3699 rb_bufsz = order_base_2(ring->ring_size / 8);
3700 tmp = (order_base_2(RADEON_GPU_PAGE_SIZE/8) << 8) | rb_bufsz;
3701 #ifdef __BIG_ENDIAN
3702 tmp |= BUF_SWAP_32BIT;
3703 #endif
3704 WREG32(CP_RB1_CNTL, tmp);
3705
3706 /* Initialize the ring buffer's read and write pointers */
3707 WREG32(CP_RB1_CNTL, tmp | RB_RPTR_WR_ENA);
3708 ring->wptr = 0;
3709 WREG32(CP_RB1_WPTR, ring->wptr);
3710
3711 /* set the wb address whether it's enabled or not */
3712 WREG32(CP_RB1_RPTR_ADDR, (rdev->wb.gpu_addr + RADEON_WB_CP1_RPTR_OFFSET) & 0xFFFFFFFC);
3713 WREG32(CP_RB1_RPTR_ADDR_HI, upper_32_bits(rdev->wb.gpu_addr + RADEON_WB_CP1_RPTR_OFFSET) & 0xFF);
3714
3715 mdelay(1);
3716 WREG32(CP_RB1_CNTL, tmp);
3717
3718 WREG32(CP_RB1_BASE, ring->gpu_addr >> 8);
3719
3720 /* ring2 - compute only */
3721 /* Set ring buffer size */
3722 ring = &rdev->ring[CAYMAN_RING_TYPE_CP2_INDEX];
3723 rb_bufsz = order_base_2(ring->ring_size / 8);
3724 tmp = (order_base_2(RADEON_GPU_PAGE_SIZE/8) << 8) | rb_bufsz;
3725 #ifdef __BIG_ENDIAN
3726 tmp |= BUF_SWAP_32BIT;
3727 #endif
3728 WREG32(CP_RB2_CNTL, tmp);
3729
3730 /* Initialize the ring buffer's read and write pointers */
3731 WREG32(CP_RB2_CNTL, tmp | RB_RPTR_WR_ENA);
3732 ring->wptr = 0;
3733 WREG32(CP_RB2_WPTR, ring->wptr);
3734
3735 /* set the wb address whether it's enabled or not */
3736 WREG32(CP_RB2_RPTR_ADDR, (rdev->wb.gpu_addr + RADEON_WB_CP2_RPTR_OFFSET) & 0xFFFFFFFC);
3737 WREG32(CP_RB2_RPTR_ADDR_HI, upper_32_bits(rdev->wb.gpu_addr + RADEON_WB_CP2_RPTR_OFFSET) & 0xFF);
3738
3739 mdelay(1);
3740 WREG32(CP_RB2_CNTL, tmp);
3741
3742 WREG32(CP_RB2_BASE, ring->gpu_addr >> 8);
3743
3744 /* start the rings */
3745 si_cp_start(rdev);
3746 rdev->ring[RADEON_RING_TYPE_GFX_INDEX].ready = true;
3747 rdev->ring[CAYMAN_RING_TYPE_CP1_INDEX].ready = true;
3748 rdev->ring[CAYMAN_RING_TYPE_CP2_INDEX].ready = true;
3749 r = radeon_ring_test(rdev, RADEON_RING_TYPE_GFX_INDEX, &rdev->ring[RADEON_RING_TYPE_GFX_INDEX]);
3750 if (r) {
3751 rdev->ring[RADEON_RING_TYPE_GFX_INDEX].ready = false;
3752 rdev->ring[CAYMAN_RING_TYPE_CP1_INDEX].ready = false;
3753 rdev->ring[CAYMAN_RING_TYPE_CP2_INDEX].ready = false;
3754 return r;
3755 }
3756 r = radeon_ring_test(rdev, CAYMAN_RING_TYPE_CP1_INDEX, &rdev->ring[CAYMAN_RING_TYPE_CP1_INDEX]);
3757 if (r) {
3758 rdev->ring[CAYMAN_RING_TYPE_CP1_INDEX].ready = false;
3759 }
3760 r = radeon_ring_test(rdev, CAYMAN_RING_TYPE_CP2_INDEX, &rdev->ring[CAYMAN_RING_TYPE_CP2_INDEX]);
3761 if (r) {
3762 rdev->ring[CAYMAN_RING_TYPE_CP2_INDEX].ready = false;
3763 }
3764
3765 si_enable_gui_idle_interrupt(rdev, true);
3766
3767 if (rdev->asic->copy.copy_ring_index == RADEON_RING_TYPE_GFX_INDEX)
3768 radeon_ttm_set_active_vram_size(rdev, rdev->mc.real_vram_size);
3769
3770 return 0;
3771 }
3772
si_gpu_check_soft_reset(struct radeon_device * rdev)3773 u32 si_gpu_check_soft_reset(struct radeon_device *rdev)
3774 {
3775 u32 reset_mask = 0;
3776 u32 tmp;
3777
3778 /* GRBM_STATUS */
3779 tmp = RREG32(GRBM_STATUS);
3780 if (tmp & (PA_BUSY | SC_BUSY |
3781 BCI_BUSY | SX_BUSY |
3782 TA_BUSY | VGT_BUSY |
3783 DB_BUSY | CB_BUSY |
3784 GDS_BUSY | SPI_BUSY |
3785 IA_BUSY | IA_BUSY_NO_DMA))
3786 reset_mask |= RADEON_RESET_GFX;
3787
3788 if (tmp & (CF_RQ_PENDING | PF_RQ_PENDING |
3789 CP_BUSY | CP_COHERENCY_BUSY))
3790 reset_mask |= RADEON_RESET_CP;
3791
3792 if (tmp & GRBM_EE_BUSY)
3793 reset_mask |= RADEON_RESET_GRBM | RADEON_RESET_GFX | RADEON_RESET_CP;
3794
3795 /* GRBM_STATUS2 */
3796 tmp = RREG32(GRBM_STATUS2);
3797 if (tmp & (RLC_RQ_PENDING | RLC_BUSY))
3798 reset_mask |= RADEON_RESET_RLC;
3799
3800 /* DMA_STATUS_REG 0 */
3801 tmp = RREG32(DMA_STATUS_REG + DMA0_REGISTER_OFFSET);
3802 if (!(tmp & DMA_IDLE))
3803 reset_mask |= RADEON_RESET_DMA;
3804
3805 /* DMA_STATUS_REG 1 */
3806 tmp = RREG32(DMA_STATUS_REG + DMA1_REGISTER_OFFSET);
3807 if (!(tmp & DMA_IDLE))
3808 reset_mask |= RADEON_RESET_DMA1;
3809
3810 /* SRBM_STATUS2 */
3811 tmp = RREG32(SRBM_STATUS2);
3812 if (tmp & DMA_BUSY)
3813 reset_mask |= RADEON_RESET_DMA;
3814
3815 if (tmp & DMA1_BUSY)
3816 reset_mask |= RADEON_RESET_DMA1;
3817
3818 /* SRBM_STATUS */
3819 tmp = RREG32(SRBM_STATUS);
3820
3821 if (tmp & IH_BUSY)
3822 reset_mask |= RADEON_RESET_IH;
3823
3824 if (tmp & SEM_BUSY)
3825 reset_mask |= RADEON_RESET_SEM;
3826
3827 if (tmp & GRBM_RQ_PENDING)
3828 reset_mask |= RADEON_RESET_GRBM;
3829
3830 if (tmp & VMC_BUSY)
3831 reset_mask |= RADEON_RESET_VMC;
3832
3833 if (tmp & (MCB_BUSY | MCB_NON_DISPLAY_BUSY |
3834 MCC_BUSY | MCD_BUSY))
3835 reset_mask |= RADEON_RESET_MC;
3836
3837 if (evergreen_is_display_hung(rdev))
3838 reset_mask |= RADEON_RESET_DISPLAY;
3839
3840 /* VM_L2_STATUS */
3841 tmp = RREG32(VM_L2_STATUS);
3842 if (tmp & L2_BUSY)
3843 reset_mask |= RADEON_RESET_VMC;
3844
3845 /* Skip MC reset as it's mostly likely not hung, just busy */
3846 if (reset_mask & RADEON_RESET_MC) {
3847 DRM_DEBUG("MC busy: 0x%08X, clearing.\n", reset_mask);
3848 reset_mask &= ~RADEON_RESET_MC;
3849 }
3850
3851 return reset_mask;
3852 }
3853
si_gpu_soft_reset(struct radeon_device * rdev,u32 reset_mask)3854 static void si_gpu_soft_reset(struct radeon_device *rdev, u32 reset_mask)
3855 {
3856 struct evergreen_mc_save save;
3857 u32 grbm_soft_reset = 0, srbm_soft_reset = 0;
3858 u32 tmp;
3859
3860 if (reset_mask == 0)
3861 return;
3862
3863 dev_info(rdev->dev, "GPU softreset: 0x%08X\n", reset_mask);
3864
3865 evergreen_print_gpu_status_regs(rdev);
3866 dev_info(rdev->dev, " VM_CONTEXT1_PROTECTION_FAULT_ADDR 0x%08X\n",
3867 RREG32(VM_CONTEXT1_PROTECTION_FAULT_ADDR));
3868 dev_info(rdev->dev, " VM_CONTEXT1_PROTECTION_FAULT_STATUS 0x%08X\n",
3869 RREG32(VM_CONTEXT1_PROTECTION_FAULT_STATUS));
3870
3871 /* disable PG/CG */
3872 si_fini_pg(rdev);
3873 si_fini_cg(rdev);
3874
3875 /* stop the rlc */
3876 si_rlc_stop(rdev);
3877
3878 /* Disable CP parsing/prefetching */
3879 WREG32(CP_ME_CNTL, CP_ME_HALT | CP_PFP_HALT | CP_CE_HALT);
3880
3881 if (reset_mask & RADEON_RESET_DMA) {
3882 /* dma0 */
3883 tmp = RREG32(DMA_RB_CNTL + DMA0_REGISTER_OFFSET);
3884 tmp &= ~DMA_RB_ENABLE;
3885 WREG32(DMA_RB_CNTL + DMA0_REGISTER_OFFSET, tmp);
3886 }
3887 if (reset_mask & RADEON_RESET_DMA1) {
3888 /* dma1 */
3889 tmp = RREG32(DMA_RB_CNTL + DMA1_REGISTER_OFFSET);
3890 tmp &= ~DMA_RB_ENABLE;
3891 WREG32(DMA_RB_CNTL + DMA1_REGISTER_OFFSET, tmp);
3892 }
3893
3894 udelay(50);
3895
3896 evergreen_mc_stop(rdev, &save);
3897 if (evergreen_mc_wait_for_idle(rdev)) {
3898 dev_warn(rdev->dev, "Wait for MC idle timedout !\n");
3899 }
3900
3901 if (reset_mask & (RADEON_RESET_GFX | RADEON_RESET_COMPUTE | RADEON_RESET_CP)) {
3902 grbm_soft_reset = SOFT_RESET_CB |
3903 SOFT_RESET_DB |
3904 SOFT_RESET_GDS |
3905 SOFT_RESET_PA |
3906 SOFT_RESET_SC |
3907 SOFT_RESET_BCI |
3908 SOFT_RESET_SPI |
3909 SOFT_RESET_SX |
3910 SOFT_RESET_TC |
3911 SOFT_RESET_TA |
3912 SOFT_RESET_VGT |
3913 SOFT_RESET_IA;
3914 }
3915
3916 if (reset_mask & RADEON_RESET_CP) {
3917 grbm_soft_reset |= SOFT_RESET_CP | SOFT_RESET_VGT;
3918
3919 srbm_soft_reset |= SOFT_RESET_GRBM;
3920 }
3921
3922 if (reset_mask & RADEON_RESET_DMA)
3923 srbm_soft_reset |= SOFT_RESET_DMA;
3924
3925 if (reset_mask & RADEON_RESET_DMA1)
3926 srbm_soft_reset |= SOFT_RESET_DMA1;
3927
3928 if (reset_mask & RADEON_RESET_DISPLAY)
3929 srbm_soft_reset |= SOFT_RESET_DC;
3930
3931 if (reset_mask & RADEON_RESET_RLC)
3932 grbm_soft_reset |= SOFT_RESET_RLC;
3933
3934 if (reset_mask & RADEON_RESET_SEM)
3935 srbm_soft_reset |= SOFT_RESET_SEM;
3936
3937 if (reset_mask & RADEON_RESET_IH)
3938 srbm_soft_reset |= SOFT_RESET_IH;
3939
3940 if (reset_mask & RADEON_RESET_GRBM)
3941 srbm_soft_reset |= SOFT_RESET_GRBM;
3942
3943 if (reset_mask & RADEON_RESET_VMC)
3944 srbm_soft_reset |= SOFT_RESET_VMC;
3945
3946 if (reset_mask & RADEON_RESET_MC)
3947 srbm_soft_reset |= SOFT_RESET_MC;
3948
3949 if (grbm_soft_reset) {
3950 tmp = RREG32(GRBM_SOFT_RESET);
3951 tmp |= grbm_soft_reset;
3952 dev_info(rdev->dev, "GRBM_SOFT_RESET=0x%08X\n", tmp);
3953 WREG32(GRBM_SOFT_RESET, tmp);
3954 tmp = RREG32(GRBM_SOFT_RESET);
3955
3956 udelay(50);
3957
3958 tmp &= ~grbm_soft_reset;
3959 WREG32(GRBM_SOFT_RESET, tmp);
3960 tmp = RREG32(GRBM_SOFT_RESET);
3961 }
3962
3963 if (srbm_soft_reset) {
3964 tmp = RREG32(SRBM_SOFT_RESET);
3965 tmp |= srbm_soft_reset;
3966 dev_info(rdev->dev, "SRBM_SOFT_RESET=0x%08X\n", tmp);
3967 WREG32(SRBM_SOFT_RESET, tmp);
3968 tmp = RREG32(SRBM_SOFT_RESET);
3969
3970 udelay(50);
3971
3972 tmp &= ~srbm_soft_reset;
3973 WREG32(SRBM_SOFT_RESET, tmp);
3974 tmp = RREG32(SRBM_SOFT_RESET);
3975 }
3976
3977 /* Wait a little for things to settle down */
3978 udelay(50);
3979
3980 evergreen_mc_resume(rdev, &save);
3981 udelay(50);
3982
3983 evergreen_print_gpu_status_regs(rdev);
3984 }
3985
si_set_clk_bypass_mode(struct radeon_device * rdev)3986 static void si_set_clk_bypass_mode(struct radeon_device *rdev)
3987 {
3988 u32 tmp, i;
3989
3990 tmp = RREG32(CG_SPLL_FUNC_CNTL);
3991 tmp |= SPLL_BYPASS_EN;
3992 WREG32(CG_SPLL_FUNC_CNTL, tmp);
3993
3994 tmp = RREG32(CG_SPLL_FUNC_CNTL_2);
3995 tmp |= SPLL_CTLREQ_CHG;
3996 WREG32(CG_SPLL_FUNC_CNTL_2, tmp);
3997
3998 for (i = 0; i < rdev->usec_timeout; i++) {
3999 if (RREG32(SPLL_STATUS) & SPLL_CHG_STATUS)
4000 break;
4001 udelay(1);
4002 }
4003
4004 tmp = RREG32(CG_SPLL_FUNC_CNTL_2);
4005 tmp &= ~(SPLL_CTLREQ_CHG | SCLK_MUX_UPDATE);
4006 WREG32(CG_SPLL_FUNC_CNTL_2, tmp);
4007
4008 tmp = RREG32(MPLL_CNTL_MODE);
4009 tmp &= ~MPLL_MCLK_SEL;
4010 WREG32(MPLL_CNTL_MODE, tmp);
4011 }
4012
si_spll_powerdown(struct radeon_device * rdev)4013 static void si_spll_powerdown(struct radeon_device *rdev)
4014 {
4015 u32 tmp;
4016
4017 tmp = RREG32(SPLL_CNTL_MODE);
4018 tmp |= SPLL_SW_DIR_CONTROL;
4019 WREG32(SPLL_CNTL_MODE, tmp);
4020
4021 tmp = RREG32(CG_SPLL_FUNC_CNTL);
4022 tmp |= SPLL_RESET;
4023 WREG32(CG_SPLL_FUNC_CNTL, tmp);
4024
4025 tmp = RREG32(CG_SPLL_FUNC_CNTL);
4026 tmp |= SPLL_SLEEP;
4027 WREG32(CG_SPLL_FUNC_CNTL, tmp);
4028
4029 tmp = RREG32(SPLL_CNTL_MODE);
4030 tmp &= ~SPLL_SW_DIR_CONTROL;
4031 WREG32(SPLL_CNTL_MODE, tmp);
4032 }
4033
si_gpu_pci_config_reset(struct radeon_device * rdev)4034 static void si_gpu_pci_config_reset(struct radeon_device *rdev)
4035 {
4036 struct evergreen_mc_save save;
4037 u32 tmp, i;
4038
4039 dev_info(rdev->dev, "GPU pci config reset\n");
4040
4041 /* disable dpm? */
4042
4043 /* disable cg/pg */
4044 si_fini_pg(rdev);
4045 si_fini_cg(rdev);
4046
4047 /* Disable CP parsing/prefetching */
4048 WREG32(CP_ME_CNTL, CP_ME_HALT | CP_PFP_HALT | CP_CE_HALT);
4049 /* dma0 */
4050 tmp = RREG32(DMA_RB_CNTL + DMA0_REGISTER_OFFSET);
4051 tmp &= ~DMA_RB_ENABLE;
4052 WREG32(DMA_RB_CNTL + DMA0_REGISTER_OFFSET, tmp);
4053 /* dma1 */
4054 tmp = RREG32(DMA_RB_CNTL + DMA1_REGISTER_OFFSET);
4055 tmp &= ~DMA_RB_ENABLE;
4056 WREG32(DMA_RB_CNTL + DMA1_REGISTER_OFFSET, tmp);
4057 /* XXX other engines? */
4058
4059 /* halt the rlc, disable cp internal ints */
4060 si_rlc_stop(rdev);
4061
4062 udelay(50);
4063
4064 /* disable mem access */
4065 evergreen_mc_stop(rdev, &save);
4066 if (evergreen_mc_wait_for_idle(rdev)) {
4067 dev_warn(rdev->dev, "Wait for MC idle timed out !\n");
4068 }
4069
4070 /* set mclk/sclk to bypass */
4071 si_set_clk_bypass_mode(rdev);
4072 /* powerdown spll */
4073 si_spll_powerdown(rdev);
4074 /* disable BM */
4075 pci_clear_master(rdev->pdev);
4076 /* reset */
4077 radeon_pci_config_reset(rdev);
4078 /* wait for asic to come out of reset */
4079 for (i = 0; i < rdev->usec_timeout; i++) {
4080 if (RREG32(CONFIG_MEMSIZE) != 0xffffffff)
4081 break;
4082 udelay(1);
4083 }
4084 }
4085
si_asic_reset(struct radeon_device * rdev,bool hard)4086 int si_asic_reset(struct radeon_device *rdev, bool hard)
4087 {
4088 u32 reset_mask;
4089
4090 if (hard) {
4091 si_gpu_pci_config_reset(rdev);
4092 return 0;
4093 }
4094
4095 reset_mask = si_gpu_check_soft_reset(rdev);
4096
4097 if (reset_mask)
4098 r600_set_bios_scratch_engine_hung(rdev, true);
4099
4100 /* try soft reset */
4101 si_gpu_soft_reset(rdev, reset_mask);
4102
4103 reset_mask = si_gpu_check_soft_reset(rdev);
4104
4105 /* try pci config reset */
4106 if (reset_mask && radeon_hard_reset)
4107 si_gpu_pci_config_reset(rdev);
4108
4109 reset_mask = si_gpu_check_soft_reset(rdev);
4110
4111 if (!reset_mask)
4112 r600_set_bios_scratch_engine_hung(rdev, false);
4113
4114 return 0;
4115 }
4116
4117 /**
4118 * si_gfx_is_lockup - Check if the GFX engine is locked up
4119 *
4120 * @rdev: radeon_device pointer
4121 * @ring: radeon_ring structure holding ring information
4122 *
4123 * Check if the GFX engine is locked up.
4124 * Returns true if the engine appears to be locked up, false if not.
4125 */
si_gfx_is_lockup(struct radeon_device * rdev,struct radeon_ring * ring)4126 bool si_gfx_is_lockup(struct radeon_device *rdev, struct radeon_ring *ring)
4127 {
4128 u32 reset_mask = si_gpu_check_soft_reset(rdev);
4129
4130 if (!(reset_mask & (RADEON_RESET_GFX |
4131 RADEON_RESET_COMPUTE |
4132 RADEON_RESET_CP))) {
4133 radeon_ring_lockup_update(rdev, ring);
4134 return false;
4135 }
4136 return radeon_ring_test_lockup(rdev, ring);
4137 }
4138
4139 /* MC */
si_mc_program(struct radeon_device * rdev)4140 static void si_mc_program(struct radeon_device *rdev)
4141 {
4142 struct evergreen_mc_save save;
4143 u32 tmp;
4144 int i, j;
4145
4146 /* Initialize HDP */
4147 for (i = 0, j = 0; i < 32; i++, j += 0x18) {
4148 WREG32((0x2c14 + j), 0x00000000);
4149 WREG32((0x2c18 + j), 0x00000000);
4150 WREG32((0x2c1c + j), 0x00000000);
4151 WREG32((0x2c20 + j), 0x00000000);
4152 WREG32((0x2c24 + j), 0x00000000);
4153 }
4154 WREG32(HDP_REG_COHERENCY_FLUSH_CNTL, 0);
4155
4156 evergreen_mc_stop(rdev, &save);
4157 if (radeon_mc_wait_for_idle(rdev)) {
4158 dev_warn(rdev->dev, "Wait for MC idle timedout !\n");
4159 }
4160 if (!ASIC_IS_NODCE(rdev))
4161 /* Lockout access through VGA aperture*/
4162 WREG32(VGA_HDP_CONTROL, VGA_MEMORY_DISABLE);
4163 /* Update configuration */
4164 WREG32(MC_VM_SYSTEM_APERTURE_LOW_ADDR,
4165 rdev->mc.vram_start >> 12);
4166 WREG32(MC_VM_SYSTEM_APERTURE_HIGH_ADDR,
4167 rdev->mc.vram_end >> 12);
4168 WREG32(MC_VM_SYSTEM_APERTURE_DEFAULT_ADDR,
4169 rdev->vram_scratch.gpu_addr >> 12);
4170 tmp = ((rdev->mc.vram_end >> 24) & 0xFFFF) << 16;
4171 tmp |= ((rdev->mc.vram_start >> 24) & 0xFFFF);
4172 WREG32(MC_VM_FB_LOCATION, tmp);
4173 /* XXX double check these! */
4174 WREG32(HDP_NONSURFACE_BASE, (rdev->mc.vram_start >> 8));
4175 WREG32(HDP_NONSURFACE_INFO, (2 << 7) | (1 << 30));
4176 WREG32(HDP_NONSURFACE_SIZE, 0x3FFFFFFF);
4177 WREG32(MC_VM_AGP_BASE, 0);
4178 WREG32(MC_VM_AGP_TOP, 0x0FFFFFFF);
4179 WREG32(MC_VM_AGP_BOT, 0x0FFFFFFF);
4180 if (radeon_mc_wait_for_idle(rdev)) {
4181 dev_warn(rdev->dev, "Wait for MC idle timedout !\n");
4182 }
4183 evergreen_mc_resume(rdev, &save);
4184 if (!ASIC_IS_NODCE(rdev)) {
4185 /* we need to own VRAM, so turn off the VGA renderer here
4186 * to stop it overwriting our objects */
4187 rv515_vga_render_disable(rdev);
4188 }
4189 }
4190
si_vram_gtt_location(struct radeon_device * rdev,struct radeon_mc * mc)4191 void si_vram_gtt_location(struct radeon_device *rdev,
4192 struct radeon_mc *mc)
4193 {
4194 if (mc->mc_vram_size > 0xFFC0000000ULL) {
4195 /* leave room for at least 1024M GTT */
4196 dev_warn(rdev->dev, "limiting VRAM\n");
4197 mc->real_vram_size = 0xFFC0000000ULL;
4198 mc->mc_vram_size = 0xFFC0000000ULL;
4199 }
4200 radeon_vram_location(rdev, &rdev->mc, 0);
4201 rdev->mc.gtt_base_align = 0;
4202 radeon_gtt_location(rdev, mc);
4203 }
4204
si_mc_init(struct radeon_device * rdev)4205 static int si_mc_init(struct radeon_device *rdev)
4206 {
4207 u32 tmp;
4208 int chansize, numchan;
4209
4210 /* Get VRAM informations */
4211 rdev->mc.vram_is_ddr = true;
4212 tmp = RREG32(MC_ARB_RAMCFG);
4213 if (tmp & CHANSIZE_OVERRIDE) {
4214 chansize = 16;
4215 } else if (tmp & CHANSIZE_MASK) {
4216 chansize = 64;
4217 } else {
4218 chansize = 32;
4219 }
4220 tmp = RREG32(MC_SHARED_CHMAP);
4221 switch ((tmp & NOOFCHAN_MASK) >> NOOFCHAN_SHIFT) {
4222 case 0:
4223 default:
4224 numchan = 1;
4225 break;
4226 case 1:
4227 numchan = 2;
4228 break;
4229 case 2:
4230 numchan = 4;
4231 break;
4232 case 3:
4233 numchan = 8;
4234 break;
4235 case 4:
4236 numchan = 3;
4237 break;
4238 case 5:
4239 numchan = 6;
4240 break;
4241 case 6:
4242 numchan = 10;
4243 break;
4244 case 7:
4245 numchan = 12;
4246 break;
4247 case 8:
4248 numchan = 16;
4249 break;
4250 }
4251 rdev->mc.vram_width = numchan * chansize;
4252 /* Could aper size report 0 ? */
4253 rdev->mc.aper_base = pci_resource_start(rdev->pdev, 0);
4254 rdev->mc.aper_size = pci_resource_len(rdev->pdev, 0);
4255 /* size in MB on si */
4256 tmp = RREG32(CONFIG_MEMSIZE);
4257 /* some boards may have garbage in the upper 16 bits */
4258 if (tmp & 0xffff0000) {
4259 DRM_INFO("Probable bad vram size: 0x%08x\n", tmp);
4260 if (tmp & 0xffff)
4261 tmp &= 0xffff;
4262 }
4263 rdev->mc.mc_vram_size = tmp * 1024ULL * 1024ULL;
4264 rdev->mc.real_vram_size = rdev->mc.mc_vram_size;
4265 rdev->mc.visible_vram_size = rdev->mc.aper_size;
4266 si_vram_gtt_location(rdev, &rdev->mc);
4267 radeon_update_bandwidth_info(rdev);
4268
4269 return 0;
4270 }
4271
4272 /*
4273 * GART
4274 */
si_pcie_gart_tlb_flush(struct radeon_device * rdev)4275 void si_pcie_gart_tlb_flush(struct radeon_device *rdev)
4276 {
4277 /* flush hdp cache */
4278 WREG32(HDP_MEM_COHERENCY_FLUSH_CNTL, 0x1);
4279
4280 /* bits 0-15 are the VM contexts0-15 */
4281 WREG32(VM_INVALIDATE_REQUEST, 1);
4282 }
4283
si_pcie_gart_enable(struct radeon_device * rdev)4284 static int si_pcie_gart_enable(struct radeon_device *rdev)
4285 {
4286 int r, i;
4287
4288 if (rdev->gart.robj == NULL) {
4289 dev_err(rdev->dev, "No VRAM object for PCIE GART.\n");
4290 return -EINVAL;
4291 }
4292 r = radeon_gart_table_vram_pin(rdev);
4293 if (r)
4294 return r;
4295 /* Setup TLB control */
4296 WREG32(MC_VM_MX_L1_TLB_CNTL,
4297 (0xA << 7) |
4298 ENABLE_L1_TLB |
4299 ENABLE_L1_FRAGMENT_PROCESSING |
4300 SYSTEM_ACCESS_MODE_NOT_IN_SYS |
4301 ENABLE_ADVANCED_DRIVER_MODEL |
4302 SYSTEM_APERTURE_UNMAPPED_ACCESS_PASS_THRU);
4303 /* Setup L2 cache */
4304 WREG32(VM_L2_CNTL, ENABLE_L2_CACHE |
4305 ENABLE_L2_FRAGMENT_PROCESSING |
4306 ENABLE_L2_PTE_CACHE_LRU_UPDATE_BY_WRITE |
4307 ENABLE_L2_PDE0_CACHE_LRU_UPDATE_BY_WRITE |
4308 EFFECTIVE_L2_QUEUE_SIZE(7) |
4309 CONTEXT1_IDENTITY_ACCESS_MODE(1));
4310 WREG32(VM_L2_CNTL2, INVALIDATE_ALL_L1_TLBS | INVALIDATE_L2_CACHE);
4311 WREG32(VM_L2_CNTL3, L2_CACHE_BIGK_ASSOCIATIVITY |
4312 BANK_SELECT(4) |
4313 L2_CACHE_BIGK_FRAGMENT_SIZE(4));
4314 /* setup context0 */
4315 WREG32(VM_CONTEXT0_PAGE_TABLE_START_ADDR, rdev->mc.gtt_start >> 12);
4316 WREG32(VM_CONTEXT0_PAGE_TABLE_END_ADDR, rdev->mc.gtt_end >> 12);
4317 WREG32(VM_CONTEXT0_PAGE_TABLE_BASE_ADDR, rdev->gart.table_addr >> 12);
4318 WREG32(VM_CONTEXT0_PROTECTION_FAULT_DEFAULT_ADDR,
4319 (u32)(rdev->dummy_page.addr >> 12));
4320 WREG32(VM_CONTEXT0_CNTL2, 0);
4321 WREG32(VM_CONTEXT0_CNTL, (ENABLE_CONTEXT | PAGE_TABLE_DEPTH(0) |
4322 RANGE_PROTECTION_FAULT_ENABLE_DEFAULT));
4323
4324 WREG32(0x15D4, 0);
4325 WREG32(0x15D8, 0);
4326 WREG32(0x15DC, 0);
4327
4328 /* empty context1-15 */
4329 /* set vm size, must be a multiple of 4 */
4330 WREG32(VM_CONTEXT1_PAGE_TABLE_START_ADDR, 0);
4331 WREG32(VM_CONTEXT1_PAGE_TABLE_END_ADDR, rdev->vm_manager.max_pfn - 1);
4332 /* Assign the pt base to something valid for now; the pts used for
4333 * the VMs are determined by the application and setup and assigned
4334 * on the fly in the vm part of radeon_gart.c
4335 */
4336 for (i = 1; i < 16; i++) {
4337 if (i < 8)
4338 WREG32(VM_CONTEXT0_PAGE_TABLE_BASE_ADDR + (i << 2),
4339 rdev->vm_manager.saved_table_addr[i]);
4340 else
4341 WREG32(VM_CONTEXT8_PAGE_TABLE_BASE_ADDR + ((i - 8) << 2),
4342 rdev->vm_manager.saved_table_addr[i]);
4343 }
4344
4345 /* enable context1-15 */
4346 WREG32(VM_CONTEXT1_PROTECTION_FAULT_DEFAULT_ADDR,
4347 (u32)(rdev->dummy_page.addr >> 12));
4348 WREG32(VM_CONTEXT1_CNTL2, 4);
4349 WREG32(VM_CONTEXT1_CNTL, ENABLE_CONTEXT | PAGE_TABLE_DEPTH(1) |
4350 PAGE_TABLE_BLOCK_SIZE(radeon_vm_block_size - 9) |
4351 RANGE_PROTECTION_FAULT_ENABLE_INTERRUPT |
4352 RANGE_PROTECTION_FAULT_ENABLE_DEFAULT |
4353 DUMMY_PAGE_PROTECTION_FAULT_ENABLE_INTERRUPT |
4354 DUMMY_PAGE_PROTECTION_FAULT_ENABLE_DEFAULT |
4355 PDE0_PROTECTION_FAULT_ENABLE_INTERRUPT |
4356 PDE0_PROTECTION_FAULT_ENABLE_DEFAULT |
4357 VALID_PROTECTION_FAULT_ENABLE_INTERRUPT |
4358 VALID_PROTECTION_FAULT_ENABLE_DEFAULT |
4359 READ_PROTECTION_FAULT_ENABLE_INTERRUPT |
4360 READ_PROTECTION_FAULT_ENABLE_DEFAULT |
4361 WRITE_PROTECTION_FAULT_ENABLE_INTERRUPT |
4362 WRITE_PROTECTION_FAULT_ENABLE_DEFAULT);
4363
4364 si_pcie_gart_tlb_flush(rdev);
4365 DRM_INFO("PCIE GART of %uM enabled (table at 0x%016llX).\n",
4366 (unsigned)(rdev->mc.gtt_size >> 20),
4367 (unsigned long long)rdev->gart.table_addr);
4368 rdev->gart.ready = true;
4369 return 0;
4370 }
4371
si_pcie_gart_disable(struct radeon_device * rdev)4372 static void si_pcie_gart_disable(struct radeon_device *rdev)
4373 {
4374 unsigned i;
4375
4376 for (i = 1; i < 16; ++i) {
4377 uint32_t reg;
4378 if (i < 8)
4379 reg = VM_CONTEXT0_PAGE_TABLE_BASE_ADDR + (i << 2);
4380 else
4381 reg = VM_CONTEXT8_PAGE_TABLE_BASE_ADDR + ((i - 8) << 2);
4382 rdev->vm_manager.saved_table_addr[i] = RREG32(reg);
4383 }
4384
4385 /* Disable all tables */
4386 WREG32(VM_CONTEXT0_CNTL, 0);
4387 WREG32(VM_CONTEXT1_CNTL, 0);
4388 /* Setup TLB control */
4389 WREG32(MC_VM_MX_L1_TLB_CNTL, SYSTEM_ACCESS_MODE_NOT_IN_SYS |
4390 SYSTEM_APERTURE_UNMAPPED_ACCESS_PASS_THRU);
4391 /* Setup L2 cache */
4392 WREG32(VM_L2_CNTL, ENABLE_L2_PTE_CACHE_LRU_UPDATE_BY_WRITE |
4393 ENABLE_L2_PDE0_CACHE_LRU_UPDATE_BY_WRITE |
4394 EFFECTIVE_L2_QUEUE_SIZE(7) |
4395 CONTEXT1_IDENTITY_ACCESS_MODE(1));
4396 WREG32(VM_L2_CNTL2, 0);
4397 WREG32(VM_L2_CNTL3, L2_CACHE_BIGK_ASSOCIATIVITY |
4398 L2_CACHE_BIGK_FRAGMENT_SIZE(0));
4399 radeon_gart_table_vram_unpin(rdev);
4400 }
4401
si_pcie_gart_fini(struct radeon_device * rdev)4402 static void si_pcie_gart_fini(struct radeon_device *rdev)
4403 {
4404 si_pcie_gart_disable(rdev);
4405 radeon_gart_table_vram_free(rdev);
4406 radeon_gart_fini(rdev);
4407 }
4408
4409 /* vm parser */
si_vm_reg_valid(u32 reg)4410 static bool si_vm_reg_valid(u32 reg)
4411 {
4412 /* context regs are fine */
4413 if (reg >= 0x28000)
4414 return true;
4415
4416 /* shader regs are also fine */
4417 if (reg >= 0xB000 && reg < 0xC000)
4418 return true;
4419
4420 /* check config regs */
4421 switch (reg) {
4422 case GRBM_GFX_INDEX:
4423 case CP_STRMOUT_CNTL:
4424 case VGT_VTX_VECT_EJECT_REG:
4425 case VGT_CACHE_INVALIDATION:
4426 case VGT_ESGS_RING_SIZE:
4427 case VGT_GSVS_RING_SIZE:
4428 case VGT_GS_VERTEX_REUSE:
4429 case VGT_PRIMITIVE_TYPE:
4430 case VGT_INDEX_TYPE:
4431 case VGT_NUM_INDICES:
4432 case VGT_NUM_INSTANCES:
4433 case VGT_TF_RING_SIZE:
4434 case VGT_HS_OFFCHIP_PARAM:
4435 case VGT_TF_MEMORY_BASE:
4436 case PA_CL_ENHANCE:
4437 case PA_SU_LINE_STIPPLE_VALUE:
4438 case PA_SC_LINE_STIPPLE_STATE:
4439 case PA_SC_ENHANCE:
4440 case SQC_CACHES:
4441 case SPI_STATIC_THREAD_MGMT_1:
4442 case SPI_STATIC_THREAD_MGMT_2:
4443 case SPI_STATIC_THREAD_MGMT_3:
4444 case SPI_PS_MAX_WAVE_ID:
4445 case SPI_CONFIG_CNTL:
4446 case SPI_CONFIG_CNTL_1:
4447 case TA_CNTL_AUX:
4448 case TA_CS_BC_BASE_ADDR:
4449 return true;
4450 default:
4451 DRM_ERROR("Invalid register 0x%x in CS\n", reg);
4452 return false;
4453 }
4454 }
4455
si_vm_packet3_ce_check(struct radeon_device * rdev,u32 * ib,struct radeon_cs_packet * pkt)4456 static int si_vm_packet3_ce_check(struct radeon_device *rdev,
4457 u32 *ib, struct radeon_cs_packet *pkt)
4458 {
4459 switch (pkt->opcode) {
4460 case PACKET3_NOP:
4461 case PACKET3_SET_BASE:
4462 case PACKET3_SET_CE_DE_COUNTERS:
4463 case PACKET3_LOAD_CONST_RAM:
4464 case PACKET3_WRITE_CONST_RAM:
4465 case PACKET3_WRITE_CONST_RAM_OFFSET:
4466 case PACKET3_DUMP_CONST_RAM:
4467 case PACKET3_INCREMENT_CE_COUNTER:
4468 case PACKET3_WAIT_ON_DE_COUNTER:
4469 case PACKET3_CE_WRITE:
4470 break;
4471 default:
4472 DRM_ERROR("Invalid CE packet3: 0x%x\n", pkt->opcode);
4473 return -EINVAL;
4474 }
4475 return 0;
4476 }
4477
si_vm_packet3_cp_dma_check(u32 * ib,u32 idx)4478 static int si_vm_packet3_cp_dma_check(u32 *ib, u32 idx)
4479 {
4480 u32 start_reg, reg, i;
4481 u32 command = ib[idx + 4];
4482 u32 info = ib[idx + 1];
4483 u32 idx_value = ib[idx];
4484 if (command & PACKET3_CP_DMA_CMD_SAS) {
4485 /* src address space is register */
4486 if (((info & 0x60000000) >> 29) == 0) {
4487 start_reg = idx_value << 2;
4488 if (command & PACKET3_CP_DMA_CMD_SAIC) {
4489 reg = start_reg;
4490 if (!si_vm_reg_valid(reg)) {
4491 DRM_ERROR("CP DMA Bad SRC register\n");
4492 return -EINVAL;
4493 }
4494 } else {
4495 for (i = 0; i < (command & 0x1fffff); i++) {
4496 reg = start_reg + (4 * i);
4497 if (!si_vm_reg_valid(reg)) {
4498 DRM_ERROR("CP DMA Bad SRC register\n");
4499 return -EINVAL;
4500 }
4501 }
4502 }
4503 }
4504 }
4505 if (command & PACKET3_CP_DMA_CMD_DAS) {
4506 /* dst address space is register */
4507 if (((info & 0x00300000) >> 20) == 0) {
4508 start_reg = ib[idx + 2];
4509 if (command & PACKET3_CP_DMA_CMD_DAIC) {
4510 reg = start_reg;
4511 if (!si_vm_reg_valid(reg)) {
4512 DRM_ERROR("CP DMA Bad DST register\n");
4513 return -EINVAL;
4514 }
4515 } else {
4516 for (i = 0; i < (command & 0x1fffff); i++) {
4517 reg = start_reg + (4 * i);
4518 if (!si_vm_reg_valid(reg)) {
4519 DRM_ERROR("CP DMA Bad DST register\n");
4520 return -EINVAL;
4521 }
4522 }
4523 }
4524 }
4525 }
4526 return 0;
4527 }
4528
si_vm_packet3_gfx_check(struct radeon_device * rdev,u32 * ib,struct radeon_cs_packet * pkt)4529 static int si_vm_packet3_gfx_check(struct radeon_device *rdev,
4530 u32 *ib, struct radeon_cs_packet *pkt)
4531 {
4532 int r;
4533 u32 idx = pkt->idx + 1;
4534 u32 idx_value = ib[idx];
4535 u32 start_reg, end_reg, reg, i;
4536
4537 switch (pkt->opcode) {
4538 case PACKET3_NOP:
4539 case PACKET3_SET_BASE:
4540 case PACKET3_CLEAR_STATE:
4541 case PACKET3_INDEX_BUFFER_SIZE:
4542 case PACKET3_DISPATCH_DIRECT:
4543 case PACKET3_DISPATCH_INDIRECT:
4544 case PACKET3_ALLOC_GDS:
4545 case PACKET3_WRITE_GDS_RAM:
4546 case PACKET3_ATOMIC_GDS:
4547 case PACKET3_ATOMIC:
4548 case PACKET3_OCCLUSION_QUERY:
4549 case PACKET3_SET_PREDICATION:
4550 case PACKET3_COND_EXEC:
4551 case PACKET3_PRED_EXEC:
4552 case PACKET3_DRAW_INDIRECT:
4553 case PACKET3_DRAW_INDEX_INDIRECT:
4554 case PACKET3_INDEX_BASE:
4555 case PACKET3_DRAW_INDEX_2:
4556 case PACKET3_CONTEXT_CONTROL:
4557 case PACKET3_INDEX_TYPE:
4558 case PACKET3_DRAW_INDIRECT_MULTI:
4559 case PACKET3_DRAW_INDEX_AUTO:
4560 case PACKET3_DRAW_INDEX_IMMD:
4561 case PACKET3_NUM_INSTANCES:
4562 case PACKET3_DRAW_INDEX_MULTI_AUTO:
4563 case PACKET3_STRMOUT_BUFFER_UPDATE:
4564 case PACKET3_DRAW_INDEX_OFFSET_2:
4565 case PACKET3_DRAW_INDEX_MULTI_ELEMENT:
4566 case PACKET3_DRAW_INDEX_INDIRECT_MULTI:
4567 case PACKET3_MPEG_INDEX:
4568 case PACKET3_WAIT_REG_MEM:
4569 case PACKET3_MEM_WRITE:
4570 case PACKET3_PFP_SYNC_ME:
4571 case PACKET3_SURFACE_SYNC:
4572 case PACKET3_EVENT_WRITE:
4573 case PACKET3_EVENT_WRITE_EOP:
4574 case PACKET3_EVENT_WRITE_EOS:
4575 case PACKET3_SET_CONTEXT_REG:
4576 case PACKET3_SET_CONTEXT_REG_INDIRECT:
4577 case PACKET3_SET_SH_REG:
4578 case PACKET3_SET_SH_REG_OFFSET:
4579 case PACKET3_INCREMENT_DE_COUNTER:
4580 case PACKET3_WAIT_ON_CE_COUNTER:
4581 case PACKET3_WAIT_ON_AVAIL_BUFFER:
4582 case PACKET3_ME_WRITE:
4583 break;
4584 case PACKET3_COPY_DATA:
4585 if ((idx_value & 0xf00) == 0) {
4586 reg = ib[idx + 3] * 4;
4587 if (!si_vm_reg_valid(reg))
4588 return -EINVAL;
4589 }
4590 break;
4591 case PACKET3_WRITE_DATA:
4592 if ((idx_value & 0xf00) == 0) {
4593 start_reg = ib[idx + 1] * 4;
4594 if (idx_value & 0x10000) {
4595 if (!si_vm_reg_valid(start_reg))
4596 return -EINVAL;
4597 } else {
4598 for (i = 0; i < (pkt->count - 2); i++) {
4599 reg = start_reg + (4 * i);
4600 if (!si_vm_reg_valid(reg))
4601 return -EINVAL;
4602 }
4603 }
4604 }
4605 break;
4606 case PACKET3_COND_WRITE:
4607 if (idx_value & 0x100) {
4608 reg = ib[idx + 5] * 4;
4609 if (!si_vm_reg_valid(reg))
4610 return -EINVAL;
4611 }
4612 break;
4613 case PACKET3_COPY_DW:
4614 if (idx_value & 0x2) {
4615 reg = ib[idx + 3] * 4;
4616 if (!si_vm_reg_valid(reg))
4617 return -EINVAL;
4618 }
4619 break;
4620 case PACKET3_SET_CONFIG_REG:
4621 start_reg = (idx_value << 2) + PACKET3_SET_CONFIG_REG_START;
4622 end_reg = 4 * pkt->count + start_reg - 4;
4623 if ((start_reg < PACKET3_SET_CONFIG_REG_START) ||
4624 (start_reg >= PACKET3_SET_CONFIG_REG_END) ||
4625 (end_reg >= PACKET3_SET_CONFIG_REG_END)) {
4626 DRM_ERROR("bad PACKET3_SET_CONFIG_REG\n");
4627 return -EINVAL;
4628 }
4629 for (i = 0; i < pkt->count; i++) {
4630 reg = start_reg + (4 * i);
4631 if (!si_vm_reg_valid(reg))
4632 return -EINVAL;
4633 }
4634 break;
4635 case PACKET3_CP_DMA:
4636 r = si_vm_packet3_cp_dma_check(ib, idx);
4637 if (r)
4638 return r;
4639 break;
4640 default:
4641 DRM_ERROR("Invalid GFX packet3: 0x%x\n", pkt->opcode);
4642 return -EINVAL;
4643 }
4644 return 0;
4645 }
4646
si_vm_packet3_compute_check(struct radeon_device * rdev,u32 * ib,struct radeon_cs_packet * pkt)4647 static int si_vm_packet3_compute_check(struct radeon_device *rdev,
4648 u32 *ib, struct radeon_cs_packet *pkt)
4649 {
4650 int r;
4651 u32 idx = pkt->idx + 1;
4652 u32 idx_value = ib[idx];
4653 u32 start_reg, reg, i;
4654
4655 switch (pkt->opcode) {
4656 case PACKET3_NOP:
4657 case PACKET3_SET_BASE:
4658 case PACKET3_CLEAR_STATE:
4659 case PACKET3_DISPATCH_DIRECT:
4660 case PACKET3_DISPATCH_INDIRECT:
4661 case PACKET3_ALLOC_GDS:
4662 case PACKET3_WRITE_GDS_RAM:
4663 case PACKET3_ATOMIC_GDS:
4664 case PACKET3_ATOMIC:
4665 case PACKET3_OCCLUSION_QUERY:
4666 case PACKET3_SET_PREDICATION:
4667 case PACKET3_COND_EXEC:
4668 case PACKET3_PRED_EXEC:
4669 case PACKET3_CONTEXT_CONTROL:
4670 case PACKET3_STRMOUT_BUFFER_UPDATE:
4671 case PACKET3_WAIT_REG_MEM:
4672 case PACKET3_MEM_WRITE:
4673 case PACKET3_PFP_SYNC_ME:
4674 case PACKET3_SURFACE_SYNC:
4675 case PACKET3_EVENT_WRITE:
4676 case PACKET3_EVENT_WRITE_EOP:
4677 case PACKET3_EVENT_WRITE_EOS:
4678 case PACKET3_SET_CONTEXT_REG:
4679 case PACKET3_SET_CONTEXT_REG_INDIRECT:
4680 case PACKET3_SET_SH_REG:
4681 case PACKET3_SET_SH_REG_OFFSET:
4682 case PACKET3_INCREMENT_DE_COUNTER:
4683 case PACKET3_WAIT_ON_CE_COUNTER:
4684 case PACKET3_WAIT_ON_AVAIL_BUFFER:
4685 case PACKET3_ME_WRITE:
4686 break;
4687 case PACKET3_COPY_DATA:
4688 if ((idx_value & 0xf00) == 0) {
4689 reg = ib[idx + 3] * 4;
4690 if (!si_vm_reg_valid(reg))
4691 return -EINVAL;
4692 }
4693 break;
4694 case PACKET3_WRITE_DATA:
4695 if ((idx_value & 0xf00) == 0) {
4696 start_reg = ib[idx + 1] * 4;
4697 if (idx_value & 0x10000) {
4698 if (!si_vm_reg_valid(start_reg))
4699 return -EINVAL;
4700 } else {
4701 for (i = 0; i < (pkt->count - 2); i++) {
4702 reg = start_reg + (4 * i);
4703 if (!si_vm_reg_valid(reg))
4704 return -EINVAL;
4705 }
4706 }
4707 }
4708 break;
4709 case PACKET3_COND_WRITE:
4710 if (idx_value & 0x100) {
4711 reg = ib[idx + 5] * 4;
4712 if (!si_vm_reg_valid(reg))
4713 return -EINVAL;
4714 }
4715 break;
4716 case PACKET3_COPY_DW:
4717 if (idx_value & 0x2) {
4718 reg = ib[idx + 3] * 4;
4719 if (!si_vm_reg_valid(reg))
4720 return -EINVAL;
4721 }
4722 break;
4723 case PACKET3_CP_DMA:
4724 r = si_vm_packet3_cp_dma_check(ib, idx);
4725 if (r)
4726 return r;
4727 break;
4728 default:
4729 DRM_ERROR("Invalid Compute packet3: 0x%x\n", pkt->opcode);
4730 return -EINVAL;
4731 }
4732 return 0;
4733 }
4734
si_ib_parse(struct radeon_device * rdev,struct radeon_ib * ib)4735 int si_ib_parse(struct radeon_device *rdev, struct radeon_ib *ib)
4736 {
4737 int ret = 0;
4738 u32 idx = 0, i;
4739 struct radeon_cs_packet pkt;
4740
4741 do {
4742 pkt.idx = idx;
4743 pkt.type = RADEON_CP_PACKET_GET_TYPE(ib->ptr[idx]);
4744 pkt.count = RADEON_CP_PACKET_GET_COUNT(ib->ptr[idx]);
4745 pkt.one_reg_wr = 0;
4746 switch (pkt.type) {
4747 case RADEON_PACKET_TYPE0:
4748 dev_err(rdev->dev, "Packet0 not allowed!\n");
4749 ret = -EINVAL;
4750 break;
4751 case RADEON_PACKET_TYPE2:
4752 idx += 1;
4753 break;
4754 case RADEON_PACKET_TYPE3:
4755 pkt.opcode = RADEON_CP_PACKET3_GET_OPCODE(ib->ptr[idx]);
4756 if (ib->is_const_ib)
4757 ret = si_vm_packet3_ce_check(rdev, ib->ptr, &pkt);
4758 else {
4759 switch (ib->ring) {
4760 case RADEON_RING_TYPE_GFX_INDEX:
4761 ret = si_vm_packet3_gfx_check(rdev, ib->ptr, &pkt);
4762 break;
4763 case CAYMAN_RING_TYPE_CP1_INDEX:
4764 case CAYMAN_RING_TYPE_CP2_INDEX:
4765 ret = si_vm_packet3_compute_check(rdev, ib->ptr, &pkt);
4766 break;
4767 default:
4768 dev_err(rdev->dev, "Non-PM4 ring %d !\n", ib->ring);
4769 ret = -EINVAL;
4770 break;
4771 }
4772 }
4773 idx += pkt.count + 2;
4774 break;
4775 default:
4776 dev_err(rdev->dev, "Unknown packet type %d !\n", pkt.type);
4777 ret = -EINVAL;
4778 break;
4779 }
4780 if (ret) {
4781 for (i = 0; i < ib->length_dw; i++) {
4782 if (i == idx)
4783 printk("\t0x%08x <---\n", ib->ptr[i]);
4784 else
4785 printk("\t0x%08x\n", ib->ptr[i]);
4786 }
4787 break;
4788 }
4789 } while (idx < ib->length_dw);
4790
4791 return ret;
4792 }
4793
4794 /*
4795 * vm
4796 */
si_vm_init(struct radeon_device * rdev)4797 int si_vm_init(struct radeon_device *rdev)
4798 {
4799 /* number of VMs */
4800 rdev->vm_manager.nvm = 16;
4801 /* base offset of vram pages */
4802 rdev->vm_manager.vram_base_offset = 0;
4803
4804 return 0;
4805 }
4806
si_vm_fini(struct radeon_device * rdev)4807 void si_vm_fini(struct radeon_device *rdev)
4808 {
4809 }
4810
4811 /**
4812 * si_vm_decode_fault - print human readable fault info
4813 *
4814 * @rdev: radeon_device pointer
4815 * @status: VM_CONTEXT1_PROTECTION_FAULT_STATUS register value
4816 * @addr: VM_CONTEXT1_PROTECTION_FAULT_ADDR register value
4817 *
4818 * Print human readable fault information (SI).
4819 */
si_vm_decode_fault(struct radeon_device * rdev,u32 status,u32 addr)4820 static void si_vm_decode_fault(struct radeon_device *rdev,
4821 u32 status, u32 addr)
4822 {
4823 u32 mc_id = (status & MEMORY_CLIENT_ID_MASK) >> MEMORY_CLIENT_ID_SHIFT;
4824 u32 vmid = (status & FAULT_VMID_MASK) >> FAULT_VMID_SHIFT;
4825 u32 protections = (status & PROTECTIONS_MASK) >> PROTECTIONS_SHIFT;
4826 char *block;
4827
4828 if (rdev->family == CHIP_TAHITI) {
4829 switch (mc_id) {
4830 case 160:
4831 case 144:
4832 case 96:
4833 case 80:
4834 case 224:
4835 case 208:
4836 case 32:
4837 case 16:
4838 block = "CB";
4839 break;
4840 case 161:
4841 case 145:
4842 case 97:
4843 case 81:
4844 case 225:
4845 case 209:
4846 case 33:
4847 case 17:
4848 block = "CB_FMASK";
4849 break;
4850 case 162:
4851 case 146:
4852 case 98:
4853 case 82:
4854 case 226:
4855 case 210:
4856 case 34:
4857 case 18:
4858 block = "CB_CMASK";
4859 break;
4860 case 163:
4861 case 147:
4862 case 99:
4863 case 83:
4864 case 227:
4865 case 211:
4866 case 35:
4867 case 19:
4868 block = "CB_IMMED";
4869 break;
4870 case 164:
4871 case 148:
4872 case 100:
4873 case 84:
4874 case 228:
4875 case 212:
4876 case 36:
4877 case 20:
4878 block = "DB";
4879 break;
4880 case 165:
4881 case 149:
4882 case 101:
4883 case 85:
4884 case 229:
4885 case 213:
4886 case 37:
4887 case 21:
4888 block = "DB_HTILE";
4889 break;
4890 case 167:
4891 case 151:
4892 case 103:
4893 case 87:
4894 case 231:
4895 case 215:
4896 case 39:
4897 case 23:
4898 block = "DB_STEN";
4899 break;
4900 case 72:
4901 case 68:
4902 case 64:
4903 case 8:
4904 case 4:
4905 case 0:
4906 case 136:
4907 case 132:
4908 case 128:
4909 case 200:
4910 case 196:
4911 case 192:
4912 block = "TC";
4913 break;
4914 case 112:
4915 case 48:
4916 block = "CP";
4917 break;
4918 case 49:
4919 case 177:
4920 case 50:
4921 case 178:
4922 block = "SH";
4923 break;
4924 case 53:
4925 case 190:
4926 block = "VGT";
4927 break;
4928 case 117:
4929 block = "IH";
4930 break;
4931 case 51:
4932 case 115:
4933 block = "RLC";
4934 break;
4935 case 119:
4936 case 183:
4937 block = "DMA0";
4938 break;
4939 case 61:
4940 block = "DMA1";
4941 break;
4942 case 248:
4943 case 120:
4944 block = "HDP";
4945 break;
4946 default:
4947 block = "unknown";
4948 break;
4949 }
4950 } else {
4951 switch (mc_id) {
4952 case 32:
4953 case 16:
4954 case 96:
4955 case 80:
4956 case 160:
4957 case 144:
4958 case 224:
4959 case 208:
4960 block = "CB";
4961 break;
4962 case 33:
4963 case 17:
4964 case 97:
4965 case 81:
4966 case 161:
4967 case 145:
4968 case 225:
4969 case 209:
4970 block = "CB_FMASK";
4971 break;
4972 case 34:
4973 case 18:
4974 case 98:
4975 case 82:
4976 case 162:
4977 case 146:
4978 case 226:
4979 case 210:
4980 block = "CB_CMASK";
4981 break;
4982 case 35:
4983 case 19:
4984 case 99:
4985 case 83:
4986 case 163:
4987 case 147:
4988 case 227:
4989 case 211:
4990 block = "CB_IMMED";
4991 break;
4992 case 36:
4993 case 20:
4994 case 100:
4995 case 84:
4996 case 164:
4997 case 148:
4998 case 228:
4999 case 212:
5000 block = "DB";
5001 break;
5002 case 37:
5003 case 21:
5004 case 101:
5005 case 85:
5006 case 165:
5007 case 149:
5008 case 229:
5009 case 213:
5010 block = "DB_HTILE";
5011 break;
5012 case 39:
5013 case 23:
5014 case 103:
5015 case 87:
5016 case 167:
5017 case 151:
5018 case 231:
5019 case 215:
5020 block = "DB_STEN";
5021 break;
5022 case 72:
5023 case 68:
5024 case 8:
5025 case 4:
5026 case 136:
5027 case 132:
5028 case 200:
5029 case 196:
5030 block = "TC";
5031 break;
5032 case 112:
5033 case 48:
5034 block = "CP";
5035 break;
5036 case 49:
5037 case 177:
5038 case 50:
5039 case 178:
5040 block = "SH";
5041 break;
5042 case 53:
5043 block = "VGT";
5044 break;
5045 case 117:
5046 block = "IH";
5047 break;
5048 case 51:
5049 case 115:
5050 block = "RLC";
5051 break;
5052 case 119:
5053 case 183:
5054 block = "DMA0";
5055 break;
5056 case 61:
5057 block = "DMA1";
5058 break;
5059 case 248:
5060 case 120:
5061 block = "HDP";
5062 break;
5063 default:
5064 block = "unknown";
5065 break;
5066 }
5067 }
5068
5069 printk("VM fault (0x%02x, vmid %d) at page %u, %s from %s (%d)\n",
5070 protections, vmid, addr,
5071 (status & MEMORY_CLIENT_RW_MASK) ? "write" : "read",
5072 block, mc_id);
5073 }
5074
si_vm_flush(struct radeon_device * rdev,struct radeon_ring * ring,unsigned vm_id,uint64_t pd_addr)5075 void si_vm_flush(struct radeon_device *rdev, struct radeon_ring *ring,
5076 unsigned vm_id, uint64_t pd_addr)
5077 {
5078 /* write new base address */
5079 radeon_ring_write(ring, PACKET3(PACKET3_WRITE_DATA, 3));
5080 radeon_ring_write(ring, (WRITE_DATA_ENGINE_SEL(1) |
5081 WRITE_DATA_DST_SEL(0)));
5082
5083 if (vm_id < 8) {
5084 radeon_ring_write(ring,
5085 (VM_CONTEXT0_PAGE_TABLE_BASE_ADDR + (vm_id << 2)) >> 2);
5086 } else {
5087 radeon_ring_write(ring,
5088 (VM_CONTEXT8_PAGE_TABLE_BASE_ADDR + ((vm_id - 8) << 2)) >> 2);
5089 }
5090 radeon_ring_write(ring, 0);
5091 radeon_ring_write(ring, pd_addr >> 12);
5092
5093 /* flush hdp cache */
5094 radeon_ring_write(ring, PACKET3(PACKET3_WRITE_DATA, 3));
5095 radeon_ring_write(ring, (WRITE_DATA_ENGINE_SEL(1) |
5096 WRITE_DATA_DST_SEL(0)));
5097 radeon_ring_write(ring, HDP_MEM_COHERENCY_FLUSH_CNTL >> 2);
5098 radeon_ring_write(ring, 0);
5099 radeon_ring_write(ring, 0x1);
5100
5101 /* bits 0-15 are the VM contexts0-15 */
5102 radeon_ring_write(ring, PACKET3(PACKET3_WRITE_DATA, 3));
5103 radeon_ring_write(ring, (WRITE_DATA_ENGINE_SEL(1) |
5104 WRITE_DATA_DST_SEL(0)));
5105 radeon_ring_write(ring, VM_INVALIDATE_REQUEST >> 2);
5106 radeon_ring_write(ring, 0);
5107 radeon_ring_write(ring, 1 << vm_id);
5108
5109 /* wait for the invalidate to complete */
5110 radeon_ring_write(ring, PACKET3(PACKET3_WAIT_REG_MEM, 5));
5111 radeon_ring_write(ring, (WAIT_REG_MEM_FUNCTION(0) | /* always */
5112 WAIT_REG_MEM_ENGINE(0))); /* me */
5113 radeon_ring_write(ring, VM_INVALIDATE_REQUEST >> 2);
5114 radeon_ring_write(ring, 0);
5115 radeon_ring_write(ring, 0); /* ref */
5116 radeon_ring_write(ring, 0); /* mask */
5117 radeon_ring_write(ring, 0x20); /* poll interval */
5118
5119 /* sync PFP to ME, otherwise we might get invalid PFP reads */
5120 radeon_ring_write(ring, PACKET3(PACKET3_PFP_SYNC_ME, 0));
5121 radeon_ring_write(ring, 0x0);
5122 }
5123
5124 /*
5125 * Power and clock gating
5126 */
si_wait_for_rlc_serdes(struct radeon_device * rdev)5127 static void si_wait_for_rlc_serdes(struct radeon_device *rdev)
5128 {
5129 int i;
5130
5131 for (i = 0; i < rdev->usec_timeout; i++) {
5132 if (RREG32(RLC_SERDES_MASTER_BUSY_0) == 0)
5133 break;
5134 udelay(1);
5135 }
5136
5137 for (i = 0; i < rdev->usec_timeout; i++) {
5138 if (RREG32(RLC_SERDES_MASTER_BUSY_1) == 0)
5139 break;
5140 udelay(1);
5141 }
5142 }
5143
si_enable_gui_idle_interrupt(struct radeon_device * rdev,bool enable)5144 static void si_enable_gui_idle_interrupt(struct radeon_device *rdev,
5145 bool enable)
5146 {
5147 u32 tmp = RREG32(CP_INT_CNTL_RING0);
5148 u32 mask;
5149 int i;
5150
5151 if (enable)
5152 tmp |= (CNTX_BUSY_INT_ENABLE | CNTX_EMPTY_INT_ENABLE);
5153 else
5154 tmp &= ~(CNTX_BUSY_INT_ENABLE | CNTX_EMPTY_INT_ENABLE);
5155 WREG32(CP_INT_CNTL_RING0, tmp);
5156
5157 if (!enable) {
5158 /* read a gfx register */
5159 tmp = RREG32(DB_DEPTH_INFO);
5160
5161 mask = RLC_BUSY_STATUS | GFX_POWER_STATUS | GFX_CLOCK_STATUS | GFX_LS_STATUS;
5162 for (i = 0; i < rdev->usec_timeout; i++) {
5163 if ((RREG32(RLC_STAT) & mask) == (GFX_CLOCK_STATUS | GFX_POWER_STATUS))
5164 break;
5165 udelay(1);
5166 }
5167 }
5168 }
5169
si_set_uvd_dcm(struct radeon_device * rdev,bool sw_mode)5170 static void si_set_uvd_dcm(struct radeon_device *rdev,
5171 bool sw_mode)
5172 {
5173 u32 tmp, tmp2;
5174
5175 tmp = RREG32(UVD_CGC_CTRL);
5176 tmp &= ~(CLK_OD_MASK | CG_DT_MASK);
5177 tmp |= DCM | CG_DT(1) | CLK_OD(4);
5178
5179 if (sw_mode) {
5180 tmp &= ~0x7ffff800;
5181 tmp2 = DYN_OR_EN | DYN_RR_EN | G_DIV_ID(7);
5182 } else {
5183 tmp |= 0x7ffff800;
5184 tmp2 = 0;
5185 }
5186
5187 WREG32(UVD_CGC_CTRL, tmp);
5188 WREG32_UVD_CTX(UVD_CGC_CTRL2, tmp2);
5189 }
5190
si_init_uvd_internal_cg(struct radeon_device * rdev)5191 void si_init_uvd_internal_cg(struct radeon_device *rdev)
5192 {
5193 bool hw_mode = true;
5194
5195 if (hw_mode) {
5196 si_set_uvd_dcm(rdev, false);
5197 } else {
5198 u32 tmp = RREG32(UVD_CGC_CTRL);
5199 tmp &= ~DCM;
5200 WREG32(UVD_CGC_CTRL, tmp);
5201 }
5202 }
5203
si_halt_rlc(struct radeon_device * rdev)5204 static u32 si_halt_rlc(struct radeon_device *rdev)
5205 {
5206 u32 data, orig;
5207
5208 orig = data = RREG32(RLC_CNTL);
5209
5210 if (data & RLC_ENABLE) {
5211 data &= ~RLC_ENABLE;
5212 WREG32(RLC_CNTL, data);
5213
5214 si_wait_for_rlc_serdes(rdev);
5215 }
5216
5217 return orig;
5218 }
5219
si_update_rlc(struct radeon_device * rdev,u32 rlc)5220 static void si_update_rlc(struct radeon_device *rdev, u32 rlc)
5221 {
5222 u32 tmp;
5223
5224 tmp = RREG32(RLC_CNTL);
5225 if (tmp != rlc)
5226 WREG32(RLC_CNTL, rlc);
5227 }
5228
si_enable_dma_pg(struct radeon_device * rdev,bool enable)5229 static void si_enable_dma_pg(struct radeon_device *rdev, bool enable)
5230 {
5231 u32 data, orig;
5232
5233 orig = data = RREG32(DMA_PG);
5234 if (enable && (rdev->pg_flags & RADEON_PG_SUPPORT_SDMA))
5235 data |= PG_CNTL_ENABLE;
5236 else
5237 data &= ~PG_CNTL_ENABLE;
5238 if (orig != data)
5239 WREG32(DMA_PG, data);
5240 }
5241
si_init_dma_pg(struct radeon_device * rdev)5242 static void si_init_dma_pg(struct radeon_device *rdev)
5243 {
5244 u32 tmp;
5245
5246 WREG32(DMA_PGFSM_WRITE, 0x00002000);
5247 WREG32(DMA_PGFSM_CONFIG, 0x100010ff);
5248
5249 for (tmp = 0; tmp < 5; tmp++)
5250 WREG32(DMA_PGFSM_WRITE, 0);
5251 }
5252
si_enable_gfx_cgpg(struct radeon_device * rdev,bool enable)5253 static void si_enable_gfx_cgpg(struct radeon_device *rdev,
5254 bool enable)
5255 {
5256 u32 tmp;
5257
5258 if (enable && (rdev->pg_flags & RADEON_PG_SUPPORT_GFX_PG)) {
5259 tmp = RLC_PUD(0x10) | RLC_PDD(0x10) | RLC_TTPD(0x10) | RLC_MSD(0x10);
5260 WREG32(RLC_TTOP_D, tmp);
5261
5262 tmp = RREG32(RLC_PG_CNTL);
5263 tmp |= GFX_PG_ENABLE;
5264 WREG32(RLC_PG_CNTL, tmp);
5265
5266 tmp = RREG32(RLC_AUTO_PG_CTRL);
5267 tmp |= AUTO_PG_EN;
5268 WREG32(RLC_AUTO_PG_CTRL, tmp);
5269 } else {
5270 tmp = RREG32(RLC_AUTO_PG_CTRL);
5271 tmp &= ~AUTO_PG_EN;
5272 WREG32(RLC_AUTO_PG_CTRL, tmp);
5273
5274 tmp = RREG32(DB_RENDER_CONTROL);
5275 }
5276 }
5277
si_init_gfx_cgpg(struct radeon_device * rdev)5278 static void si_init_gfx_cgpg(struct radeon_device *rdev)
5279 {
5280 u32 tmp;
5281
5282 WREG32(RLC_SAVE_AND_RESTORE_BASE, rdev->rlc.save_restore_gpu_addr >> 8);
5283
5284 tmp = RREG32(RLC_PG_CNTL);
5285 tmp |= GFX_PG_SRC;
5286 WREG32(RLC_PG_CNTL, tmp);
5287
5288 WREG32(RLC_CLEAR_STATE_RESTORE_BASE, rdev->rlc.clear_state_gpu_addr >> 8);
5289
5290 tmp = RREG32(RLC_AUTO_PG_CTRL);
5291
5292 tmp &= ~GRBM_REG_SGIT_MASK;
5293 tmp |= GRBM_REG_SGIT(0x700);
5294 tmp &= ~PG_AFTER_GRBM_REG_ST_MASK;
5295 WREG32(RLC_AUTO_PG_CTRL, tmp);
5296 }
5297
si_get_cu_active_bitmap(struct radeon_device * rdev,u32 se,u32 sh)5298 static u32 si_get_cu_active_bitmap(struct radeon_device *rdev, u32 se, u32 sh)
5299 {
5300 u32 mask = 0, tmp, tmp1;
5301 int i;
5302
5303 si_select_se_sh(rdev, se, sh);
5304 tmp = RREG32(CC_GC_SHADER_ARRAY_CONFIG);
5305 tmp1 = RREG32(GC_USER_SHADER_ARRAY_CONFIG);
5306 si_select_se_sh(rdev, 0xffffffff, 0xffffffff);
5307
5308 tmp &= 0xffff0000;
5309
5310 tmp |= tmp1;
5311 tmp >>= 16;
5312
5313 for (i = 0; i < rdev->config.si.max_cu_per_sh; i ++) {
5314 mask <<= 1;
5315 mask |= 1;
5316 }
5317
5318 return (~tmp) & mask;
5319 }
5320
si_init_ao_cu_mask(struct radeon_device * rdev)5321 static void si_init_ao_cu_mask(struct radeon_device *rdev)
5322 {
5323 u32 i, j, k, active_cu_number = 0;
5324 u32 mask, counter, cu_bitmap;
5325 u32 tmp = 0;
5326
5327 for (i = 0; i < rdev->config.si.max_shader_engines; i++) {
5328 for (j = 0; j < rdev->config.si.max_sh_per_se; j++) {
5329 mask = 1;
5330 cu_bitmap = 0;
5331 counter = 0;
5332 for (k = 0; k < rdev->config.si.max_cu_per_sh; k++) {
5333 if (si_get_cu_active_bitmap(rdev, i, j) & mask) {
5334 if (counter < 2)
5335 cu_bitmap |= mask;
5336 counter++;
5337 }
5338 mask <<= 1;
5339 }
5340
5341 active_cu_number += counter;
5342 tmp |= (cu_bitmap << (i * 16 + j * 8));
5343 }
5344 }
5345
5346 WREG32(RLC_PG_AO_CU_MASK, tmp);
5347
5348 tmp = RREG32(RLC_MAX_PG_CU);
5349 tmp &= ~MAX_PU_CU_MASK;
5350 tmp |= MAX_PU_CU(active_cu_number);
5351 WREG32(RLC_MAX_PG_CU, tmp);
5352 }
5353
si_enable_cgcg(struct radeon_device * rdev,bool enable)5354 static void si_enable_cgcg(struct radeon_device *rdev,
5355 bool enable)
5356 {
5357 u32 data, orig, tmp;
5358
5359 orig = data = RREG32(RLC_CGCG_CGLS_CTRL);
5360
5361 if (enable && (rdev->cg_flags & RADEON_CG_SUPPORT_GFX_CGCG)) {
5362 si_enable_gui_idle_interrupt(rdev, true);
5363
5364 WREG32(RLC_GCPM_GENERAL_3, 0x00000080);
5365
5366 tmp = si_halt_rlc(rdev);
5367
5368 WREG32(RLC_SERDES_WR_MASTER_MASK_0, 0xffffffff);
5369 WREG32(RLC_SERDES_WR_MASTER_MASK_1, 0xffffffff);
5370 WREG32(RLC_SERDES_WR_CTRL, 0x00b000ff);
5371
5372 si_wait_for_rlc_serdes(rdev);
5373
5374 si_update_rlc(rdev, tmp);
5375
5376 WREG32(RLC_SERDES_WR_CTRL, 0x007000ff);
5377
5378 data |= CGCG_EN | CGLS_EN;
5379 } else {
5380 si_enable_gui_idle_interrupt(rdev, false);
5381
5382 RREG32(CB_CGTT_SCLK_CTRL);
5383 RREG32(CB_CGTT_SCLK_CTRL);
5384 RREG32(CB_CGTT_SCLK_CTRL);
5385 RREG32(CB_CGTT_SCLK_CTRL);
5386
5387 data &= ~(CGCG_EN | CGLS_EN);
5388 }
5389
5390 if (orig != data)
5391 WREG32(RLC_CGCG_CGLS_CTRL, data);
5392 }
5393
si_enable_mgcg(struct radeon_device * rdev,bool enable)5394 static void si_enable_mgcg(struct radeon_device *rdev,
5395 bool enable)
5396 {
5397 u32 data, orig, tmp = 0;
5398
5399 if (enable && (rdev->cg_flags & RADEON_CG_SUPPORT_GFX_MGCG)) {
5400 orig = data = RREG32(CGTS_SM_CTRL_REG);
5401 data = 0x96940200;
5402 if (orig != data)
5403 WREG32(CGTS_SM_CTRL_REG, data);
5404
5405 if (rdev->cg_flags & RADEON_CG_SUPPORT_GFX_CP_LS) {
5406 orig = data = RREG32(CP_MEM_SLP_CNTL);
5407 data |= CP_MEM_LS_EN;
5408 if (orig != data)
5409 WREG32(CP_MEM_SLP_CNTL, data);
5410 }
5411
5412 orig = data = RREG32(RLC_CGTT_MGCG_OVERRIDE);
5413 data &= 0xffffffc0;
5414 if (orig != data)
5415 WREG32(RLC_CGTT_MGCG_OVERRIDE, data);
5416
5417 tmp = si_halt_rlc(rdev);
5418
5419 WREG32(RLC_SERDES_WR_MASTER_MASK_0, 0xffffffff);
5420 WREG32(RLC_SERDES_WR_MASTER_MASK_1, 0xffffffff);
5421 WREG32(RLC_SERDES_WR_CTRL, 0x00d000ff);
5422
5423 si_update_rlc(rdev, tmp);
5424 } else {
5425 orig = data = RREG32(RLC_CGTT_MGCG_OVERRIDE);
5426 data |= 0x00000003;
5427 if (orig != data)
5428 WREG32(RLC_CGTT_MGCG_OVERRIDE, data);
5429
5430 data = RREG32(CP_MEM_SLP_CNTL);
5431 if (data & CP_MEM_LS_EN) {
5432 data &= ~CP_MEM_LS_EN;
5433 WREG32(CP_MEM_SLP_CNTL, data);
5434 }
5435 orig = data = RREG32(CGTS_SM_CTRL_REG);
5436 data |= LS_OVERRIDE | OVERRIDE;
5437 if (orig != data)
5438 WREG32(CGTS_SM_CTRL_REG, data);
5439
5440 tmp = si_halt_rlc(rdev);
5441
5442 WREG32(RLC_SERDES_WR_MASTER_MASK_0, 0xffffffff);
5443 WREG32(RLC_SERDES_WR_MASTER_MASK_1, 0xffffffff);
5444 WREG32(RLC_SERDES_WR_CTRL, 0x00e000ff);
5445
5446 si_update_rlc(rdev, tmp);
5447 }
5448 }
5449
si_enable_uvd_mgcg(struct radeon_device * rdev,bool enable)5450 static void si_enable_uvd_mgcg(struct radeon_device *rdev,
5451 bool enable)
5452 {
5453 u32 orig, data, tmp;
5454
5455 if (enable && (rdev->cg_flags & RADEON_CG_SUPPORT_UVD_MGCG)) {
5456 tmp = RREG32_UVD_CTX(UVD_CGC_MEM_CTRL);
5457 tmp |= 0x3fff;
5458 WREG32_UVD_CTX(UVD_CGC_MEM_CTRL, tmp);
5459
5460 orig = data = RREG32(UVD_CGC_CTRL);
5461 data |= DCM;
5462 if (orig != data)
5463 WREG32(UVD_CGC_CTRL, data);
5464
5465 WREG32_SMC(SMC_CG_IND_START + CG_CGTT_LOCAL_0, 0);
5466 WREG32_SMC(SMC_CG_IND_START + CG_CGTT_LOCAL_1, 0);
5467 } else {
5468 tmp = RREG32_UVD_CTX(UVD_CGC_MEM_CTRL);
5469 tmp &= ~0x3fff;
5470 WREG32_UVD_CTX(UVD_CGC_MEM_CTRL, tmp);
5471
5472 orig = data = RREG32(UVD_CGC_CTRL);
5473 data &= ~DCM;
5474 if (orig != data)
5475 WREG32(UVD_CGC_CTRL, data);
5476
5477 WREG32_SMC(SMC_CG_IND_START + CG_CGTT_LOCAL_0, 0xffffffff);
5478 WREG32_SMC(SMC_CG_IND_START + CG_CGTT_LOCAL_1, 0xffffffff);
5479 }
5480 }
5481
5482 static const u32 mc_cg_registers[] =
5483 {
5484 MC_HUB_MISC_HUB_CG,
5485 MC_HUB_MISC_SIP_CG,
5486 MC_HUB_MISC_VM_CG,
5487 MC_XPB_CLK_GAT,
5488 ATC_MISC_CG,
5489 MC_CITF_MISC_WR_CG,
5490 MC_CITF_MISC_RD_CG,
5491 MC_CITF_MISC_VM_CG,
5492 VM_L2_CG,
5493 };
5494
si_enable_mc_ls(struct radeon_device * rdev,bool enable)5495 static void si_enable_mc_ls(struct radeon_device *rdev,
5496 bool enable)
5497 {
5498 int i;
5499 u32 orig, data;
5500
5501 for (i = 0; i < ARRAY_SIZE(mc_cg_registers); i++) {
5502 orig = data = RREG32(mc_cg_registers[i]);
5503 if (enable && (rdev->cg_flags & RADEON_CG_SUPPORT_MC_LS))
5504 data |= MC_LS_ENABLE;
5505 else
5506 data &= ~MC_LS_ENABLE;
5507 if (data != orig)
5508 WREG32(mc_cg_registers[i], data);
5509 }
5510 }
5511
si_enable_mc_mgcg(struct radeon_device * rdev,bool enable)5512 static void si_enable_mc_mgcg(struct radeon_device *rdev,
5513 bool enable)
5514 {
5515 int i;
5516 u32 orig, data;
5517
5518 for (i = 0; i < ARRAY_SIZE(mc_cg_registers); i++) {
5519 orig = data = RREG32(mc_cg_registers[i]);
5520 if (enable && (rdev->cg_flags & RADEON_CG_SUPPORT_MC_MGCG))
5521 data |= MC_CG_ENABLE;
5522 else
5523 data &= ~MC_CG_ENABLE;
5524 if (data != orig)
5525 WREG32(mc_cg_registers[i], data);
5526 }
5527 }
5528
si_enable_dma_mgcg(struct radeon_device * rdev,bool enable)5529 static void si_enable_dma_mgcg(struct radeon_device *rdev,
5530 bool enable)
5531 {
5532 u32 orig, data, offset;
5533 int i;
5534
5535 if (enable && (rdev->cg_flags & RADEON_CG_SUPPORT_SDMA_MGCG)) {
5536 for (i = 0; i < 2; i++) {
5537 if (i == 0)
5538 offset = DMA0_REGISTER_OFFSET;
5539 else
5540 offset = DMA1_REGISTER_OFFSET;
5541 orig = data = RREG32(DMA_POWER_CNTL + offset);
5542 data &= ~MEM_POWER_OVERRIDE;
5543 if (data != orig)
5544 WREG32(DMA_POWER_CNTL + offset, data);
5545 WREG32(DMA_CLK_CTRL + offset, 0x00000100);
5546 }
5547 } else {
5548 for (i = 0; i < 2; i++) {
5549 if (i == 0)
5550 offset = DMA0_REGISTER_OFFSET;
5551 else
5552 offset = DMA1_REGISTER_OFFSET;
5553 orig = data = RREG32(DMA_POWER_CNTL + offset);
5554 data |= MEM_POWER_OVERRIDE;
5555 if (data != orig)
5556 WREG32(DMA_POWER_CNTL + offset, data);
5557
5558 orig = data = RREG32(DMA_CLK_CTRL + offset);
5559 data = 0xff000000;
5560 if (data != orig)
5561 WREG32(DMA_CLK_CTRL + offset, data);
5562 }
5563 }
5564 }
5565
si_enable_bif_mgls(struct radeon_device * rdev,bool enable)5566 static void si_enable_bif_mgls(struct radeon_device *rdev,
5567 bool enable)
5568 {
5569 u32 orig, data;
5570
5571 orig = data = RREG32_PCIE(PCIE_CNTL2);
5572
5573 if (enable && (rdev->cg_flags & RADEON_CG_SUPPORT_BIF_LS))
5574 data |= SLV_MEM_LS_EN | MST_MEM_LS_EN |
5575 REPLAY_MEM_LS_EN | SLV_MEM_AGGRESSIVE_LS_EN;
5576 else
5577 data &= ~(SLV_MEM_LS_EN | MST_MEM_LS_EN |
5578 REPLAY_MEM_LS_EN | SLV_MEM_AGGRESSIVE_LS_EN);
5579
5580 if (orig != data)
5581 WREG32_PCIE(PCIE_CNTL2, data);
5582 }
5583
si_enable_hdp_mgcg(struct radeon_device * rdev,bool enable)5584 static void si_enable_hdp_mgcg(struct radeon_device *rdev,
5585 bool enable)
5586 {
5587 u32 orig, data;
5588
5589 orig = data = RREG32(HDP_HOST_PATH_CNTL);
5590
5591 if (enable && (rdev->cg_flags & RADEON_CG_SUPPORT_HDP_MGCG))
5592 data &= ~CLOCK_GATING_DIS;
5593 else
5594 data |= CLOCK_GATING_DIS;
5595
5596 if (orig != data)
5597 WREG32(HDP_HOST_PATH_CNTL, data);
5598 }
5599
si_enable_hdp_ls(struct radeon_device * rdev,bool enable)5600 static void si_enable_hdp_ls(struct radeon_device *rdev,
5601 bool enable)
5602 {
5603 u32 orig, data;
5604
5605 orig = data = RREG32(HDP_MEM_POWER_LS);
5606
5607 if (enable && (rdev->cg_flags & RADEON_CG_SUPPORT_HDP_LS))
5608 data |= HDP_LS_ENABLE;
5609 else
5610 data &= ~HDP_LS_ENABLE;
5611
5612 if (orig != data)
5613 WREG32(HDP_MEM_POWER_LS, data);
5614 }
5615
si_update_cg(struct radeon_device * rdev,u32 block,bool enable)5616 static void si_update_cg(struct radeon_device *rdev,
5617 u32 block, bool enable)
5618 {
5619 if (block & RADEON_CG_BLOCK_GFX) {
5620 si_enable_gui_idle_interrupt(rdev, false);
5621 /* order matters! */
5622 if (enable) {
5623 si_enable_mgcg(rdev, true);
5624 si_enable_cgcg(rdev, true);
5625 } else {
5626 si_enable_cgcg(rdev, false);
5627 si_enable_mgcg(rdev, false);
5628 }
5629 si_enable_gui_idle_interrupt(rdev, true);
5630 }
5631
5632 if (block & RADEON_CG_BLOCK_MC) {
5633 si_enable_mc_mgcg(rdev, enable);
5634 si_enable_mc_ls(rdev, enable);
5635 }
5636
5637 if (block & RADEON_CG_BLOCK_SDMA) {
5638 si_enable_dma_mgcg(rdev, enable);
5639 }
5640
5641 if (block & RADEON_CG_BLOCK_BIF) {
5642 si_enable_bif_mgls(rdev, enable);
5643 }
5644
5645 if (block & RADEON_CG_BLOCK_UVD) {
5646 if (rdev->has_uvd) {
5647 si_enable_uvd_mgcg(rdev, enable);
5648 }
5649 }
5650
5651 if (block & RADEON_CG_BLOCK_HDP) {
5652 si_enable_hdp_mgcg(rdev, enable);
5653 si_enable_hdp_ls(rdev, enable);
5654 }
5655 }
5656
si_init_cg(struct radeon_device * rdev)5657 static void si_init_cg(struct radeon_device *rdev)
5658 {
5659 si_update_cg(rdev, (RADEON_CG_BLOCK_GFX |
5660 RADEON_CG_BLOCK_MC |
5661 RADEON_CG_BLOCK_SDMA |
5662 RADEON_CG_BLOCK_BIF |
5663 RADEON_CG_BLOCK_HDP), true);
5664 if (rdev->has_uvd) {
5665 si_update_cg(rdev, RADEON_CG_BLOCK_UVD, true);
5666 si_init_uvd_internal_cg(rdev);
5667 }
5668 }
5669
si_fini_cg(struct radeon_device * rdev)5670 static void si_fini_cg(struct radeon_device *rdev)
5671 {
5672 if (rdev->has_uvd) {
5673 si_update_cg(rdev, RADEON_CG_BLOCK_UVD, false);
5674 }
5675 si_update_cg(rdev, (RADEON_CG_BLOCK_GFX |
5676 RADEON_CG_BLOCK_MC |
5677 RADEON_CG_BLOCK_SDMA |
5678 RADEON_CG_BLOCK_BIF |
5679 RADEON_CG_BLOCK_HDP), false);
5680 }
5681
si_get_csb_size(struct radeon_device * rdev)5682 u32 si_get_csb_size(struct radeon_device *rdev)
5683 {
5684 u32 count = 0;
5685 const struct cs_section_def *sect = NULL;
5686 const struct cs_extent_def *ext = NULL;
5687
5688 if (rdev->rlc.cs_data == NULL)
5689 return 0;
5690
5691 /* begin clear state */
5692 count += 2;
5693 /* context control state */
5694 count += 3;
5695
5696 for (sect = rdev->rlc.cs_data; sect->section != NULL; ++sect) {
5697 for (ext = sect->section; ext->extent != NULL; ++ext) {
5698 if (sect->id == SECT_CONTEXT)
5699 count += 2 + ext->reg_count;
5700 else
5701 return 0;
5702 }
5703 }
5704 /* pa_sc_raster_config */
5705 count += 3;
5706 /* end clear state */
5707 count += 2;
5708 /* clear state */
5709 count += 2;
5710
5711 return count;
5712 }
5713
si_get_csb_buffer(struct radeon_device * rdev,volatile u32 * buffer)5714 void si_get_csb_buffer(struct radeon_device *rdev, volatile u32 *buffer)
5715 {
5716 u32 count = 0, i;
5717 const struct cs_section_def *sect = NULL;
5718 const struct cs_extent_def *ext = NULL;
5719
5720 if (rdev->rlc.cs_data == NULL)
5721 return;
5722 if (buffer == NULL)
5723 return;
5724
5725 buffer[count++] = cpu_to_le32(PACKET3(PACKET3_PREAMBLE_CNTL, 0));
5726 buffer[count++] = cpu_to_le32(PACKET3_PREAMBLE_BEGIN_CLEAR_STATE);
5727
5728 buffer[count++] = cpu_to_le32(PACKET3(PACKET3_CONTEXT_CONTROL, 1));
5729 buffer[count++] = cpu_to_le32(0x80000000);
5730 buffer[count++] = cpu_to_le32(0x80000000);
5731
5732 for (sect = rdev->rlc.cs_data; sect->section != NULL; ++sect) {
5733 for (ext = sect->section; ext->extent != NULL; ++ext) {
5734 if (sect->id == SECT_CONTEXT) {
5735 buffer[count++] =
5736 cpu_to_le32(PACKET3(PACKET3_SET_CONTEXT_REG, ext->reg_count));
5737 buffer[count++] = cpu_to_le32(ext->reg_index - 0xa000);
5738 for (i = 0; i < ext->reg_count; i++)
5739 buffer[count++] = cpu_to_le32(ext->extent[i]);
5740 } else {
5741 return;
5742 }
5743 }
5744 }
5745
5746 buffer[count++] = cpu_to_le32(PACKET3(PACKET3_SET_CONTEXT_REG, 1));
5747 buffer[count++] = cpu_to_le32(PA_SC_RASTER_CONFIG - PACKET3_SET_CONTEXT_REG_START);
5748 switch (rdev->family) {
5749 case CHIP_TAHITI:
5750 case CHIP_PITCAIRN:
5751 buffer[count++] = cpu_to_le32(0x2a00126a);
5752 break;
5753 case CHIP_VERDE:
5754 buffer[count++] = cpu_to_le32(0x0000124a);
5755 break;
5756 case CHIP_OLAND:
5757 buffer[count++] = cpu_to_le32(0x00000082);
5758 break;
5759 case CHIP_HAINAN:
5760 buffer[count++] = cpu_to_le32(0x00000000);
5761 break;
5762 default:
5763 buffer[count++] = cpu_to_le32(0x00000000);
5764 break;
5765 }
5766
5767 buffer[count++] = cpu_to_le32(PACKET3(PACKET3_PREAMBLE_CNTL, 0));
5768 buffer[count++] = cpu_to_le32(PACKET3_PREAMBLE_END_CLEAR_STATE);
5769
5770 buffer[count++] = cpu_to_le32(PACKET3(PACKET3_CLEAR_STATE, 0));
5771 buffer[count++] = cpu_to_le32(0);
5772 }
5773
si_init_pg(struct radeon_device * rdev)5774 static void si_init_pg(struct radeon_device *rdev)
5775 {
5776 if (rdev->pg_flags) {
5777 if (rdev->pg_flags & RADEON_PG_SUPPORT_SDMA) {
5778 si_init_dma_pg(rdev);
5779 }
5780 si_init_ao_cu_mask(rdev);
5781 if (rdev->pg_flags & RADEON_PG_SUPPORT_GFX_PG) {
5782 si_init_gfx_cgpg(rdev);
5783 } else {
5784 WREG32(RLC_SAVE_AND_RESTORE_BASE, rdev->rlc.save_restore_gpu_addr >> 8);
5785 WREG32(RLC_CLEAR_STATE_RESTORE_BASE, rdev->rlc.clear_state_gpu_addr >> 8);
5786 }
5787 si_enable_dma_pg(rdev, true);
5788 si_enable_gfx_cgpg(rdev, true);
5789 } else {
5790 WREG32(RLC_SAVE_AND_RESTORE_BASE, rdev->rlc.save_restore_gpu_addr >> 8);
5791 WREG32(RLC_CLEAR_STATE_RESTORE_BASE, rdev->rlc.clear_state_gpu_addr >> 8);
5792 }
5793 }
5794
si_fini_pg(struct radeon_device * rdev)5795 static void si_fini_pg(struct radeon_device *rdev)
5796 {
5797 if (rdev->pg_flags) {
5798 si_enable_dma_pg(rdev, false);
5799 si_enable_gfx_cgpg(rdev, false);
5800 }
5801 }
5802
5803 /*
5804 * RLC
5805 */
si_rlc_reset(struct radeon_device * rdev)5806 void si_rlc_reset(struct radeon_device *rdev)
5807 {
5808 u32 tmp = RREG32(GRBM_SOFT_RESET);
5809
5810 tmp |= SOFT_RESET_RLC;
5811 WREG32(GRBM_SOFT_RESET, tmp);
5812 udelay(50);
5813 tmp &= ~SOFT_RESET_RLC;
5814 WREG32(GRBM_SOFT_RESET, tmp);
5815 udelay(50);
5816 }
5817
si_rlc_stop(struct radeon_device * rdev)5818 static void si_rlc_stop(struct radeon_device *rdev)
5819 {
5820 WREG32(RLC_CNTL, 0);
5821
5822 si_enable_gui_idle_interrupt(rdev, false);
5823
5824 si_wait_for_rlc_serdes(rdev);
5825 }
5826
si_rlc_start(struct radeon_device * rdev)5827 static void si_rlc_start(struct radeon_device *rdev)
5828 {
5829 WREG32(RLC_CNTL, RLC_ENABLE);
5830
5831 si_enable_gui_idle_interrupt(rdev, true);
5832
5833 udelay(50);
5834 }
5835
si_lbpw_supported(struct radeon_device * rdev)5836 static bool si_lbpw_supported(struct radeon_device *rdev)
5837 {
5838 u32 tmp;
5839
5840 /* Enable LBPW only for DDR3 */
5841 tmp = RREG32(MC_SEQ_MISC0);
5842 if ((tmp & 0xF0000000) == 0xB0000000)
5843 return true;
5844 return false;
5845 }
5846
si_enable_lbpw(struct radeon_device * rdev,bool enable)5847 static void si_enable_lbpw(struct radeon_device *rdev, bool enable)
5848 {
5849 u32 tmp;
5850
5851 tmp = RREG32(RLC_LB_CNTL);
5852 if (enable)
5853 tmp |= LOAD_BALANCE_ENABLE;
5854 else
5855 tmp &= ~LOAD_BALANCE_ENABLE;
5856 WREG32(RLC_LB_CNTL, tmp);
5857
5858 if (!enable) {
5859 si_select_se_sh(rdev, 0xffffffff, 0xffffffff);
5860 WREG32(SPI_LB_CU_MASK, 0x00ff);
5861 }
5862 }
5863
si_rlc_resume(struct radeon_device * rdev)5864 static int si_rlc_resume(struct radeon_device *rdev)
5865 {
5866 u32 i;
5867
5868 if (!rdev->rlc_fw)
5869 return -EINVAL;
5870
5871 si_rlc_stop(rdev);
5872
5873 si_rlc_reset(rdev);
5874
5875 si_init_pg(rdev);
5876
5877 si_init_cg(rdev);
5878
5879 WREG32(RLC_RL_BASE, 0);
5880 WREG32(RLC_RL_SIZE, 0);
5881 WREG32(RLC_LB_CNTL, 0);
5882 WREG32(RLC_LB_CNTR_MAX, 0xffffffff);
5883 WREG32(RLC_LB_CNTR_INIT, 0);
5884 WREG32(RLC_LB_INIT_CU_MASK, 0xffffffff);
5885
5886 WREG32(RLC_MC_CNTL, 0);
5887 WREG32(RLC_UCODE_CNTL, 0);
5888
5889 if (rdev->new_fw) {
5890 const struct rlc_firmware_header_v1_0 *hdr =
5891 (const struct rlc_firmware_header_v1_0 *)rdev->rlc_fw->data;
5892 u32 fw_size = le32_to_cpu(hdr->header.ucode_size_bytes) / 4;
5893 const __le32 *fw_data = (const __le32 *)
5894 (rdev->rlc_fw->data + le32_to_cpu(hdr->header.ucode_array_offset_bytes));
5895
5896 radeon_ucode_print_rlc_hdr(&hdr->header);
5897
5898 for (i = 0; i < fw_size; i++) {
5899 WREG32(RLC_UCODE_ADDR, i);
5900 WREG32(RLC_UCODE_DATA, le32_to_cpup(fw_data++));
5901 }
5902 } else {
5903 const __be32 *fw_data =
5904 (const __be32 *)rdev->rlc_fw->data;
5905 for (i = 0; i < SI_RLC_UCODE_SIZE; i++) {
5906 WREG32(RLC_UCODE_ADDR, i);
5907 WREG32(RLC_UCODE_DATA, be32_to_cpup(fw_data++));
5908 }
5909 }
5910 WREG32(RLC_UCODE_ADDR, 0);
5911
5912 si_enable_lbpw(rdev, si_lbpw_supported(rdev));
5913
5914 si_rlc_start(rdev);
5915
5916 return 0;
5917 }
5918
si_enable_interrupts(struct radeon_device * rdev)5919 static void si_enable_interrupts(struct radeon_device *rdev)
5920 {
5921 u32 ih_cntl = RREG32(IH_CNTL);
5922 u32 ih_rb_cntl = RREG32(IH_RB_CNTL);
5923
5924 ih_cntl |= ENABLE_INTR;
5925 ih_rb_cntl |= IH_RB_ENABLE;
5926 WREG32(IH_CNTL, ih_cntl);
5927 WREG32(IH_RB_CNTL, ih_rb_cntl);
5928 rdev->ih.enabled = true;
5929 }
5930
si_disable_interrupts(struct radeon_device * rdev)5931 static void si_disable_interrupts(struct radeon_device *rdev)
5932 {
5933 u32 ih_rb_cntl = RREG32(IH_RB_CNTL);
5934 u32 ih_cntl = RREG32(IH_CNTL);
5935
5936 ih_rb_cntl &= ~IH_RB_ENABLE;
5937 ih_cntl &= ~ENABLE_INTR;
5938 WREG32(IH_RB_CNTL, ih_rb_cntl);
5939 WREG32(IH_CNTL, ih_cntl);
5940 /* set rptr, wptr to 0 */
5941 WREG32(IH_RB_RPTR, 0);
5942 WREG32(IH_RB_WPTR, 0);
5943 rdev->ih.enabled = false;
5944 rdev->ih.rptr = 0;
5945 }
5946
si_disable_interrupt_state(struct radeon_device * rdev)5947 static void si_disable_interrupt_state(struct radeon_device *rdev)
5948 {
5949 int i;
5950 u32 tmp;
5951
5952 tmp = RREG32(CP_INT_CNTL_RING0) &
5953 (CNTX_BUSY_INT_ENABLE | CNTX_EMPTY_INT_ENABLE);
5954 WREG32(CP_INT_CNTL_RING0, tmp);
5955 WREG32(CP_INT_CNTL_RING1, 0);
5956 WREG32(CP_INT_CNTL_RING2, 0);
5957 tmp = RREG32(DMA_CNTL + DMA0_REGISTER_OFFSET) & ~TRAP_ENABLE;
5958 WREG32(DMA_CNTL + DMA0_REGISTER_OFFSET, tmp);
5959 tmp = RREG32(DMA_CNTL + DMA1_REGISTER_OFFSET) & ~TRAP_ENABLE;
5960 WREG32(DMA_CNTL + DMA1_REGISTER_OFFSET, tmp);
5961 WREG32(GRBM_INT_CNTL, 0);
5962 WREG32(SRBM_INT_CNTL, 0);
5963 for (i = 0; i < rdev->num_crtc; i++)
5964 WREG32(INT_MASK + crtc_offsets[i], 0);
5965 for (i = 0; i < rdev->num_crtc; i++)
5966 WREG32(GRPH_INT_CONTROL + crtc_offsets[i], 0);
5967
5968 if (!ASIC_IS_NODCE(rdev)) {
5969 WREG32(DAC_AUTODETECT_INT_CONTROL, 0);
5970
5971 for (i = 0; i < 6; i++)
5972 WREG32_AND(DC_HPDx_INT_CONTROL(i),
5973 DC_HPDx_INT_POLARITY);
5974 }
5975 }
5976
si_irq_init(struct radeon_device * rdev)5977 static int si_irq_init(struct radeon_device *rdev)
5978 {
5979 int ret = 0;
5980 int rb_bufsz;
5981 u32 interrupt_cntl, ih_cntl, ih_rb_cntl;
5982
5983 /* allocate ring */
5984 ret = r600_ih_ring_alloc(rdev);
5985 if (ret)
5986 return ret;
5987
5988 /* disable irqs */
5989 si_disable_interrupts(rdev);
5990
5991 /* init rlc */
5992 ret = si_rlc_resume(rdev);
5993 if (ret) {
5994 r600_ih_ring_fini(rdev);
5995 return ret;
5996 }
5997
5998 /* setup interrupt control */
5999 /* set dummy read address to dummy page address */
6000 WREG32(INTERRUPT_CNTL2, rdev->dummy_page.addr >> 8);
6001 interrupt_cntl = RREG32(INTERRUPT_CNTL);
6002 /* IH_DUMMY_RD_OVERRIDE=0 - dummy read disabled with msi, enabled without msi
6003 * IH_DUMMY_RD_OVERRIDE=1 - dummy read controlled by IH_DUMMY_RD_EN
6004 */
6005 interrupt_cntl &= ~IH_DUMMY_RD_OVERRIDE;
6006 /* IH_REQ_NONSNOOP_EN=1 if ring is in non-cacheable memory, e.g., vram */
6007 interrupt_cntl &= ~IH_REQ_NONSNOOP_EN;
6008 WREG32(INTERRUPT_CNTL, interrupt_cntl);
6009
6010 WREG32(IH_RB_BASE, rdev->ih.gpu_addr >> 8);
6011 rb_bufsz = order_base_2(rdev->ih.ring_size / 4);
6012
6013 ih_rb_cntl = (IH_WPTR_OVERFLOW_ENABLE |
6014 IH_WPTR_OVERFLOW_CLEAR |
6015 (rb_bufsz << 1));
6016
6017 if (rdev->wb.enabled)
6018 ih_rb_cntl |= IH_WPTR_WRITEBACK_ENABLE;
6019
6020 /* set the writeback address whether it's enabled or not */
6021 WREG32(IH_RB_WPTR_ADDR_LO, (rdev->wb.gpu_addr + R600_WB_IH_WPTR_OFFSET) & 0xFFFFFFFC);
6022 WREG32(IH_RB_WPTR_ADDR_HI, upper_32_bits(rdev->wb.gpu_addr + R600_WB_IH_WPTR_OFFSET) & 0xFF);
6023
6024 WREG32(IH_RB_CNTL, ih_rb_cntl);
6025
6026 /* set rptr, wptr to 0 */
6027 WREG32(IH_RB_RPTR, 0);
6028 WREG32(IH_RB_WPTR, 0);
6029
6030 /* Default settings for IH_CNTL (disabled at first) */
6031 ih_cntl = MC_WRREQ_CREDIT(0x10) | MC_WR_CLEAN_CNT(0x10) | MC_VMID(0);
6032 /* RPTR_REARM only works if msi's are enabled */
6033 if (rdev->msi_enabled)
6034 ih_cntl |= RPTR_REARM;
6035 WREG32(IH_CNTL, ih_cntl);
6036
6037 /* force the active interrupt state to all disabled */
6038 si_disable_interrupt_state(rdev);
6039
6040 pci_set_master(rdev->pdev);
6041
6042 /* enable irqs */
6043 si_enable_interrupts(rdev);
6044
6045 return ret;
6046 }
6047
6048 /* The order we write back each register here is important */
si_irq_set(struct radeon_device * rdev)6049 int si_irq_set(struct radeon_device *rdev)
6050 {
6051 int i;
6052 u32 cp_int_cntl;
6053 u32 cp_int_cntl1 = 0, cp_int_cntl2 = 0;
6054 u32 grbm_int_cntl = 0;
6055 u32 dma_cntl, dma_cntl1;
6056 u32 thermal_int = 0;
6057
6058 if (!rdev->irq.installed) {
6059 WARN(1, "Can't enable IRQ/MSI because no handler is installed\n");
6060 return -EINVAL;
6061 }
6062 /* don't enable anything if the ih is disabled */
6063 if (!rdev->ih.enabled) {
6064 si_disable_interrupts(rdev);
6065 /* force the active interrupt state to all disabled */
6066 si_disable_interrupt_state(rdev);
6067 return 0;
6068 }
6069
6070 cp_int_cntl = RREG32(CP_INT_CNTL_RING0) &
6071 (CNTX_BUSY_INT_ENABLE | CNTX_EMPTY_INT_ENABLE);
6072
6073 dma_cntl = RREG32(DMA_CNTL + DMA0_REGISTER_OFFSET) & ~TRAP_ENABLE;
6074 dma_cntl1 = RREG32(DMA_CNTL + DMA1_REGISTER_OFFSET) & ~TRAP_ENABLE;
6075
6076 thermal_int = RREG32(CG_THERMAL_INT) &
6077 ~(THERM_INT_MASK_HIGH | THERM_INT_MASK_LOW);
6078
6079 /* enable CP interrupts on all rings */
6080 if (atomic_read(&rdev->irq.ring_int[RADEON_RING_TYPE_GFX_INDEX])) {
6081 DRM_DEBUG("si_irq_set: sw int gfx\n");
6082 cp_int_cntl |= TIME_STAMP_INT_ENABLE;
6083 }
6084 if (atomic_read(&rdev->irq.ring_int[CAYMAN_RING_TYPE_CP1_INDEX])) {
6085 DRM_DEBUG("si_irq_set: sw int cp1\n");
6086 cp_int_cntl1 |= TIME_STAMP_INT_ENABLE;
6087 }
6088 if (atomic_read(&rdev->irq.ring_int[CAYMAN_RING_TYPE_CP2_INDEX])) {
6089 DRM_DEBUG("si_irq_set: sw int cp2\n");
6090 cp_int_cntl2 |= TIME_STAMP_INT_ENABLE;
6091 }
6092 if (atomic_read(&rdev->irq.ring_int[R600_RING_TYPE_DMA_INDEX])) {
6093 DRM_DEBUG("si_irq_set: sw int dma\n");
6094 dma_cntl |= TRAP_ENABLE;
6095 }
6096
6097 if (atomic_read(&rdev->irq.ring_int[CAYMAN_RING_TYPE_DMA1_INDEX])) {
6098 DRM_DEBUG("si_irq_set: sw int dma1\n");
6099 dma_cntl1 |= TRAP_ENABLE;
6100 }
6101
6102 WREG32(CP_INT_CNTL_RING0, cp_int_cntl);
6103 WREG32(CP_INT_CNTL_RING1, cp_int_cntl1);
6104 WREG32(CP_INT_CNTL_RING2, cp_int_cntl2);
6105
6106 WREG32(DMA_CNTL + DMA0_REGISTER_OFFSET, dma_cntl);
6107 WREG32(DMA_CNTL + DMA1_REGISTER_OFFSET, dma_cntl1);
6108
6109 WREG32(GRBM_INT_CNTL, grbm_int_cntl);
6110
6111 if (rdev->irq.dpm_thermal) {
6112 DRM_DEBUG("dpm thermal\n");
6113 thermal_int |= THERM_INT_MASK_HIGH | THERM_INT_MASK_LOW;
6114 }
6115
6116 for (i = 0; i < rdev->num_crtc; i++) {
6117 radeon_irq_kms_set_irq_n_enabled(
6118 rdev, INT_MASK + crtc_offsets[i], VBLANK_INT_MASK,
6119 rdev->irq.crtc_vblank_int[i] ||
6120 atomic_read(&rdev->irq.pflip[i]), "vblank", i);
6121 }
6122
6123 for (i = 0; i < rdev->num_crtc; i++)
6124 WREG32(GRPH_INT_CONTROL + crtc_offsets[i], GRPH_PFLIP_INT_MASK);
6125
6126 if (!ASIC_IS_NODCE(rdev)) {
6127 for (i = 0; i < 6; i++) {
6128 radeon_irq_kms_set_irq_n_enabled(
6129 rdev, DC_HPDx_INT_CONTROL(i),
6130 DC_HPDx_INT_EN | DC_HPDx_RX_INT_EN,
6131 rdev->irq.hpd[i], "HPD", i);
6132 }
6133 }
6134
6135 WREG32(CG_THERMAL_INT, thermal_int);
6136
6137 /* posting read */
6138 RREG32(SRBM_STATUS);
6139
6140 return 0;
6141 }
6142
6143 /* The order we write back each register here is important */
si_irq_ack(struct radeon_device * rdev)6144 static inline void si_irq_ack(struct radeon_device *rdev)
6145 {
6146 int i, j;
6147 u32 *disp_int = rdev->irq.stat_regs.evergreen.disp_int;
6148 u32 *grph_int = rdev->irq.stat_regs.evergreen.grph_int;
6149
6150 if (ASIC_IS_NODCE(rdev))
6151 return;
6152
6153 for (i = 0; i < 6; i++) {
6154 disp_int[i] = RREG32(si_disp_int_status[i]);
6155 if (i < rdev->num_crtc)
6156 grph_int[i] = RREG32(GRPH_INT_STATUS + crtc_offsets[i]);
6157 }
6158
6159 /* We write back each interrupt register in pairs of two */
6160 for (i = 0; i < rdev->num_crtc; i += 2) {
6161 for (j = i; j < (i + 2); j++) {
6162 if (grph_int[j] & GRPH_PFLIP_INT_OCCURRED)
6163 WREG32(GRPH_INT_STATUS + crtc_offsets[j],
6164 GRPH_PFLIP_INT_CLEAR);
6165 }
6166
6167 for (j = i; j < (i + 2); j++) {
6168 if (disp_int[j] & LB_D1_VBLANK_INTERRUPT)
6169 WREG32(VBLANK_STATUS + crtc_offsets[j],
6170 VBLANK_ACK);
6171 if (disp_int[j] & LB_D1_VLINE_INTERRUPT)
6172 WREG32(VLINE_STATUS + crtc_offsets[j],
6173 VLINE_ACK);
6174 }
6175 }
6176
6177 for (i = 0; i < 6; i++) {
6178 if (disp_int[i] & DC_HPD1_INTERRUPT)
6179 WREG32_OR(DC_HPDx_INT_CONTROL(i), DC_HPDx_INT_ACK);
6180 }
6181
6182 for (i = 0; i < 6; i++) {
6183 if (disp_int[i] & DC_HPD1_RX_INTERRUPT)
6184 WREG32_OR(DC_HPDx_INT_CONTROL(i), DC_HPDx_RX_INT_ACK);
6185 }
6186 }
6187
si_irq_disable(struct radeon_device * rdev)6188 static void si_irq_disable(struct radeon_device *rdev)
6189 {
6190 si_disable_interrupts(rdev);
6191 /* Wait and acknowledge irq */
6192 mdelay(1);
6193 si_irq_ack(rdev);
6194 si_disable_interrupt_state(rdev);
6195 }
6196
si_irq_suspend(struct radeon_device * rdev)6197 static void si_irq_suspend(struct radeon_device *rdev)
6198 {
6199 si_irq_disable(rdev);
6200 si_rlc_stop(rdev);
6201 }
6202
si_irq_fini(struct radeon_device * rdev)6203 static void si_irq_fini(struct radeon_device *rdev)
6204 {
6205 si_irq_suspend(rdev);
6206 r600_ih_ring_fini(rdev);
6207 }
6208
si_get_ih_wptr(struct radeon_device * rdev)6209 static inline u32 si_get_ih_wptr(struct radeon_device *rdev)
6210 {
6211 u32 wptr, tmp;
6212
6213 if (rdev->wb.enabled)
6214 wptr = le32_to_cpu(rdev->wb.wb[R600_WB_IH_WPTR_OFFSET/4]);
6215 else
6216 wptr = RREG32(IH_RB_WPTR);
6217
6218 if (wptr & RB_OVERFLOW) {
6219 wptr &= ~RB_OVERFLOW;
6220 /* When a ring buffer overflow happen start parsing interrupt
6221 * from the last not overwritten vector (wptr + 16). Hopefully
6222 * this should allow us to catchup.
6223 */
6224 dev_warn(rdev->dev, "IH ring buffer overflow (0x%08X, 0x%08X, 0x%08X)\n",
6225 wptr, rdev->ih.rptr, (wptr + 16) & rdev->ih.ptr_mask);
6226 rdev->ih.rptr = (wptr + 16) & rdev->ih.ptr_mask;
6227 tmp = RREG32(IH_RB_CNTL);
6228 tmp |= IH_WPTR_OVERFLOW_CLEAR;
6229 WREG32(IH_RB_CNTL, tmp);
6230 }
6231 return (wptr & rdev->ih.ptr_mask);
6232 }
6233
6234 /* SI IV Ring
6235 * Each IV ring entry is 128 bits:
6236 * [7:0] - interrupt source id
6237 * [31:8] - reserved
6238 * [59:32] - interrupt source data
6239 * [63:60] - reserved
6240 * [71:64] - RINGID
6241 * [79:72] - VMID
6242 * [127:80] - reserved
6243 */
si_irq_process(struct radeon_device * rdev)6244 int si_irq_process(struct radeon_device *rdev)
6245 {
6246 u32 *disp_int = rdev->irq.stat_regs.evergreen.disp_int;
6247 u32 crtc_idx, hpd_idx;
6248 u32 mask;
6249 u32 wptr;
6250 u32 rptr;
6251 u32 src_id, src_data, ring_id;
6252 u32 ring_index;
6253 bool queue_hotplug = false;
6254 bool queue_dp = false;
6255 bool queue_thermal = false;
6256 u32 status, addr;
6257 const char *event_name;
6258
6259 if (!rdev->ih.enabled || rdev->shutdown)
6260 return IRQ_NONE;
6261
6262 wptr = si_get_ih_wptr(rdev);
6263
6264 restart_ih:
6265 /* is somebody else already processing irqs? */
6266 if (atomic_xchg(&rdev->ih.lock, 1))
6267 return IRQ_NONE;
6268
6269 rptr = rdev->ih.rptr;
6270 DRM_DEBUG("si_irq_process start: rptr %d, wptr %d\n", rptr, wptr);
6271
6272 /* Order reading of wptr vs. reading of IH ring data */
6273 rmb();
6274
6275 /* display interrupts */
6276 si_irq_ack(rdev);
6277
6278 while (rptr != wptr) {
6279 /* wptr/rptr are in bytes! */
6280 ring_index = rptr / 4;
6281 src_id = le32_to_cpu(rdev->ih.ring[ring_index]) & 0xff;
6282 src_data = le32_to_cpu(rdev->ih.ring[ring_index + 1]) & 0xfffffff;
6283 ring_id = le32_to_cpu(rdev->ih.ring[ring_index + 2]) & 0xff;
6284
6285 switch (src_id) {
6286 case 1: /* D1 vblank/vline */
6287 case 2: /* D2 vblank/vline */
6288 case 3: /* D3 vblank/vline */
6289 case 4: /* D4 vblank/vline */
6290 case 5: /* D5 vblank/vline */
6291 case 6: /* D6 vblank/vline */
6292 crtc_idx = src_id - 1;
6293
6294 if (src_data == 0) { /* vblank */
6295 mask = LB_D1_VBLANK_INTERRUPT;
6296 event_name = "vblank";
6297
6298 if (rdev->irq.crtc_vblank_int[crtc_idx]) {
6299 drm_handle_vblank(rdev->ddev, crtc_idx);
6300 rdev->pm.vblank_sync = true;
6301 wake_up(&rdev->irq.vblank_queue);
6302 }
6303 if (atomic_read(&rdev->irq.pflip[crtc_idx])) {
6304 radeon_crtc_handle_vblank(rdev,
6305 crtc_idx);
6306 }
6307
6308 } else if (src_data == 1) { /* vline */
6309 mask = LB_D1_VLINE_INTERRUPT;
6310 event_name = "vline";
6311 } else {
6312 DRM_DEBUG("Unhandled interrupt: %d %d\n",
6313 src_id, src_data);
6314 break;
6315 }
6316
6317 if (!(disp_int[crtc_idx] & mask)) {
6318 DRM_DEBUG("IH: D%d %s - IH event w/o asserted irq bit?\n",
6319 crtc_idx + 1, event_name);
6320 }
6321
6322 disp_int[crtc_idx] &= ~mask;
6323 DRM_DEBUG("IH: D%d %s\n", crtc_idx + 1, event_name);
6324
6325 break;
6326 case 8: /* D1 page flip */
6327 case 10: /* D2 page flip */
6328 case 12: /* D3 page flip */
6329 case 14: /* D4 page flip */
6330 case 16: /* D5 page flip */
6331 case 18: /* D6 page flip */
6332 DRM_DEBUG("IH: D%d flip\n", ((src_id - 8) >> 1) + 1);
6333 if (radeon_use_pflipirq > 0)
6334 radeon_crtc_handle_flip(rdev, (src_id - 8) >> 1);
6335 break;
6336 case 42: /* HPD hotplug */
6337 if (src_data <= 5) {
6338 hpd_idx = src_data;
6339 mask = DC_HPD1_INTERRUPT;
6340 queue_hotplug = true;
6341 event_name = "HPD";
6342
6343 } else if (src_data <= 11) {
6344 hpd_idx = src_data - 6;
6345 mask = DC_HPD1_RX_INTERRUPT;
6346 queue_dp = true;
6347 event_name = "HPD_RX";
6348
6349 } else {
6350 DRM_DEBUG("Unhandled interrupt: %d %d\n",
6351 src_id, src_data);
6352 break;
6353 }
6354
6355 if (!(disp_int[hpd_idx] & mask))
6356 DRM_DEBUG("IH: IH event w/o asserted irq bit?\n");
6357
6358 disp_int[hpd_idx] &= ~mask;
6359 DRM_DEBUG("IH: %s%d\n", event_name, hpd_idx + 1);
6360 break;
6361 case 96:
6362 DRM_ERROR("SRBM_READ_ERROR: 0x%x\n", RREG32(SRBM_READ_ERROR));
6363 WREG32(SRBM_INT_ACK, 0x1);
6364 break;
6365 case 124: /* UVD */
6366 DRM_DEBUG("IH: UVD int: 0x%08x\n", src_data);
6367 radeon_fence_process(rdev, R600_RING_TYPE_UVD_INDEX);
6368 break;
6369 case 146:
6370 case 147:
6371 addr = RREG32(VM_CONTEXT1_PROTECTION_FAULT_ADDR);
6372 status = RREG32(VM_CONTEXT1_PROTECTION_FAULT_STATUS);
6373 /* reset addr and status */
6374 WREG32_P(VM_CONTEXT1_CNTL2, 1, ~1);
6375 if (addr == 0x0 && status == 0x0)
6376 break;
6377 dev_err(rdev->dev, "GPU fault detected: %d 0x%08x\n", src_id, src_data);
6378 dev_err(rdev->dev, " VM_CONTEXT1_PROTECTION_FAULT_ADDR 0x%08X\n",
6379 addr);
6380 dev_err(rdev->dev, " VM_CONTEXT1_PROTECTION_FAULT_STATUS 0x%08X\n",
6381 status);
6382 si_vm_decode_fault(rdev, status, addr);
6383 break;
6384 case 176: /* RINGID0 CP_INT */
6385 radeon_fence_process(rdev, RADEON_RING_TYPE_GFX_INDEX);
6386 break;
6387 case 177: /* RINGID1 CP_INT */
6388 radeon_fence_process(rdev, CAYMAN_RING_TYPE_CP1_INDEX);
6389 break;
6390 case 178: /* RINGID2 CP_INT */
6391 radeon_fence_process(rdev, CAYMAN_RING_TYPE_CP2_INDEX);
6392 break;
6393 case 181: /* CP EOP event */
6394 DRM_DEBUG("IH: CP EOP\n");
6395 switch (ring_id) {
6396 case 0:
6397 radeon_fence_process(rdev, RADEON_RING_TYPE_GFX_INDEX);
6398 break;
6399 case 1:
6400 radeon_fence_process(rdev, CAYMAN_RING_TYPE_CP1_INDEX);
6401 break;
6402 case 2:
6403 radeon_fence_process(rdev, CAYMAN_RING_TYPE_CP2_INDEX);
6404 break;
6405 }
6406 break;
6407 case 224: /* DMA trap event */
6408 DRM_DEBUG("IH: DMA trap\n");
6409 radeon_fence_process(rdev, R600_RING_TYPE_DMA_INDEX);
6410 break;
6411 case 230: /* thermal low to high */
6412 DRM_DEBUG("IH: thermal low to high\n");
6413 rdev->pm.dpm.thermal.high_to_low = false;
6414 queue_thermal = true;
6415 break;
6416 case 231: /* thermal high to low */
6417 DRM_DEBUG("IH: thermal high to low\n");
6418 rdev->pm.dpm.thermal.high_to_low = true;
6419 queue_thermal = true;
6420 break;
6421 case 233: /* GUI IDLE */
6422 DRM_DEBUG("IH: GUI idle\n");
6423 break;
6424 case 244: /* DMA trap event */
6425 DRM_DEBUG("IH: DMA1 trap\n");
6426 radeon_fence_process(rdev, CAYMAN_RING_TYPE_DMA1_INDEX);
6427 break;
6428 default:
6429 DRM_DEBUG("Unhandled interrupt: %d %d\n", src_id, src_data);
6430 break;
6431 }
6432
6433 /* wptr/rptr are in bytes! */
6434 rptr += 16;
6435 rptr &= rdev->ih.ptr_mask;
6436 WREG32(IH_RB_RPTR, rptr);
6437 }
6438 if (queue_dp)
6439 schedule_work(&rdev->dp_work);
6440 if (queue_hotplug)
6441 schedule_delayed_work(&rdev->hotplug_work, 0);
6442 if (queue_thermal && rdev->pm.dpm_enabled)
6443 schedule_work(&rdev->pm.dpm.thermal.work);
6444 rdev->ih.rptr = rptr;
6445 atomic_set(&rdev->ih.lock, 0);
6446
6447 /* make sure wptr hasn't changed while processing */
6448 wptr = si_get_ih_wptr(rdev);
6449 if (wptr != rptr)
6450 goto restart_ih;
6451
6452 return IRQ_HANDLED;
6453 }
6454
6455 /*
6456 * startup/shutdown callbacks
6457 */
si_uvd_init(struct radeon_device * rdev)6458 static void si_uvd_init(struct radeon_device *rdev)
6459 {
6460 int r;
6461
6462 if (!rdev->has_uvd)
6463 return;
6464
6465 r = radeon_uvd_init(rdev);
6466 if (r) {
6467 dev_err(rdev->dev, "failed UVD (%d) init.\n", r);
6468 /*
6469 * At this point rdev->uvd.vcpu_bo is NULL which trickles down
6470 * to early fails uvd_v2_2_resume() and thus nothing happens
6471 * there. So it is pointless to try to go through that code
6472 * hence why we disable uvd here.
6473 */
6474 rdev->has_uvd = false;
6475 return;
6476 }
6477 rdev->ring[R600_RING_TYPE_UVD_INDEX].ring_obj = NULL;
6478 r600_ring_init(rdev, &rdev->ring[R600_RING_TYPE_UVD_INDEX], 4096);
6479 }
6480
si_uvd_start(struct radeon_device * rdev)6481 static void si_uvd_start(struct radeon_device *rdev)
6482 {
6483 int r;
6484
6485 if (!rdev->has_uvd)
6486 return;
6487
6488 r = uvd_v2_2_resume(rdev);
6489 if (r) {
6490 dev_err(rdev->dev, "failed UVD resume (%d).\n", r);
6491 goto error;
6492 }
6493 r = radeon_fence_driver_start_ring(rdev, R600_RING_TYPE_UVD_INDEX);
6494 if (r) {
6495 dev_err(rdev->dev, "failed initializing UVD fences (%d).\n", r);
6496 goto error;
6497 }
6498 return;
6499
6500 error:
6501 rdev->ring[R600_RING_TYPE_UVD_INDEX].ring_size = 0;
6502 }
6503
si_uvd_resume(struct radeon_device * rdev)6504 static void si_uvd_resume(struct radeon_device *rdev)
6505 {
6506 struct radeon_ring *ring;
6507 int r;
6508
6509 if (!rdev->has_uvd || !rdev->ring[R600_RING_TYPE_UVD_INDEX].ring_size)
6510 return;
6511
6512 ring = &rdev->ring[R600_RING_TYPE_UVD_INDEX];
6513 r = radeon_ring_init(rdev, ring, ring->ring_size, 0, PACKET0(UVD_NO_OP, 0));
6514 if (r) {
6515 dev_err(rdev->dev, "failed initializing UVD ring (%d).\n", r);
6516 return;
6517 }
6518 r = uvd_v1_0_init(rdev);
6519 if (r) {
6520 dev_err(rdev->dev, "failed initializing UVD (%d).\n", r);
6521 return;
6522 }
6523 }
6524
si_vce_init(struct radeon_device * rdev)6525 static void si_vce_init(struct radeon_device *rdev)
6526 {
6527 int r;
6528
6529 if (!rdev->has_vce)
6530 return;
6531
6532 r = radeon_vce_init(rdev);
6533 if (r) {
6534 dev_err(rdev->dev, "failed VCE (%d) init.\n", r);
6535 /*
6536 * At this point rdev->vce.vcpu_bo is NULL which trickles down
6537 * to early fails si_vce_start() and thus nothing happens
6538 * there. So it is pointless to try to go through that code
6539 * hence why we disable vce here.
6540 */
6541 rdev->has_vce = false;
6542 return;
6543 }
6544 rdev->ring[TN_RING_TYPE_VCE1_INDEX].ring_obj = NULL;
6545 r600_ring_init(rdev, &rdev->ring[TN_RING_TYPE_VCE1_INDEX], 4096);
6546 rdev->ring[TN_RING_TYPE_VCE2_INDEX].ring_obj = NULL;
6547 r600_ring_init(rdev, &rdev->ring[TN_RING_TYPE_VCE2_INDEX], 4096);
6548 }
6549
si_vce_start(struct radeon_device * rdev)6550 static void si_vce_start(struct radeon_device *rdev)
6551 {
6552 int r;
6553
6554 if (!rdev->has_vce)
6555 return;
6556
6557 r = radeon_vce_resume(rdev);
6558 if (r) {
6559 dev_err(rdev->dev, "failed VCE resume (%d).\n", r);
6560 goto error;
6561 }
6562 r = vce_v1_0_resume(rdev);
6563 if (r) {
6564 dev_err(rdev->dev, "failed VCE resume (%d).\n", r);
6565 goto error;
6566 }
6567 r = radeon_fence_driver_start_ring(rdev, TN_RING_TYPE_VCE1_INDEX);
6568 if (r) {
6569 dev_err(rdev->dev, "failed initializing VCE1 fences (%d).\n", r);
6570 goto error;
6571 }
6572 r = radeon_fence_driver_start_ring(rdev, TN_RING_TYPE_VCE2_INDEX);
6573 if (r) {
6574 dev_err(rdev->dev, "failed initializing VCE2 fences (%d).\n", r);
6575 goto error;
6576 }
6577 return;
6578
6579 error:
6580 rdev->ring[TN_RING_TYPE_VCE1_INDEX].ring_size = 0;
6581 rdev->ring[TN_RING_TYPE_VCE2_INDEX].ring_size = 0;
6582 }
6583
si_vce_resume(struct radeon_device * rdev)6584 static void si_vce_resume(struct radeon_device *rdev)
6585 {
6586 struct radeon_ring *ring;
6587 int r;
6588
6589 if (!rdev->has_vce || !rdev->ring[TN_RING_TYPE_VCE1_INDEX].ring_size)
6590 return;
6591
6592 ring = &rdev->ring[TN_RING_TYPE_VCE1_INDEX];
6593 r = radeon_ring_init(rdev, ring, ring->ring_size, 0, VCE_CMD_NO_OP);
6594 if (r) {
6595 dev_err(rdev->dev, "failed initializing VCE1 ring (%d).\n", r);
6596 return;
6597 }
6598 ring = &rdev->ring[TN_RING_TYPE_VCE2_INDEX];
6599 r = radeon_ring_init(rdev, ring, ring->ring_size, 0, VCE_CMD_NO_OP);
6600 if (r) {
6601 dev_err(rdev->dev, "failed initializing VCE1 ring (%d).\n", r);
6602 return;
6603 }
6604 r = vce_v1_0_init(rdev);
6605 if (r) {
6606 dev_err(rdev->dev, "failed initializing VCE (%d).\n", r);
6607 return;
6608 }
6609 }
6610
si_startup(struct radeon_device * rdev)6611 static int si_startup(struct radeon_device *rdev)
6612 {
6613 struct radeon_ring *ring;
6614 int r;
6615
6616 /* enable pcie gen2/3 link */
6617 si_pcie_gen3_enable(rdev);
6618 /* enable aspm */
6619 si_program_aspm(rdev);
6620
6621 /* scratch needs to be initialized before MC */
6622 r = r600_vram_scratch_init(rdev);
6623 if (r)
6624 return r;
6625
6626 si_mc_program(rdev);
6627
6628 if (!rdev->pm.dpm_enabled) {
6629 r = si_mc_load_microcode(rdev);
6630 if (r) {
6631 DRM_ERROR("Failed to load MC firmware!\n");
6632 return r;
6633 }
6634 }
6635
6636 r = si_pcie_gart_enable(rdev);
6637 if (r)
6638 return r;
6639 si_gpu_init(rdev);
6640
6641 /* allocate rlc buffers */
6642 if (rdev->family == CHIP_VERDE) {
6643 rdev->rlc.reg_list = verde_rlc_save_restore_register_list;
6644 rdev->rlc.reg_list_size =
6645 (u32)ARRAY_SIZE(verde_rlc_save_restore_register_list);
6646 }
6647 rdev->rlc.cs_data = si_cs_data;
6648 r = sumo_rlc_init(rdev);
6649 if (r) {
6650 DRM_ERROR("Failed to init rlc BOs!\n");
6651 return r;
6652 }
6653
6654 /* allocate wb buffer */
6655 r = radeon_wb_init(rdev);
6656 if (r)
6657 return r;
6658
6659 r = radeon_fence_driver_start_ring(rdev, RADEON_RING_TYPE_GFX_INDEX);
6660 if (r) {
6661 dev_err(rdev->dev, "failed initializing CP fences (%d).\n", r);
6662 return r;
6663 }
6664
6665 r = radeon_fence_driver_start_ring(rdev, CAYMAN_RING_TYPE_CP1_INDEX);
6666 if (r) {
6667 dev_err(rdev->dev, "failed initializing CP fences (%d).\n", r);
6668 return r;
6669 }
6670
6671 r = radeon_fence_driver_start_ring(rdev, CAYMAN_RING_TYPE_CP2_INDEX);
6672 if (r) {
6673 dev_err(rdev->dev, "failed initializing CP fences (%d).\n", r);
6674 return r;
6675 }
6676
6677 r = radeon_fence_driver_start_ring(rdev, R600_RING_TYPE_DMA_INDEX);
6678 if (r) {
6679 dev_err(rdev->dev, "failed initializing DMA fences (%d).\n", r);
6680 return r;
6681 }
6682
6683 r = radeon_fence_driver_start_ring(rdev, CAYMAN_RING_TYPE_DMA1_INDEX);
6684 if (r) {
6685 dev_err(rdev->dev, "failed initializing DMA fences (%d).\n", r);
6686 return r;
6687 }
6688
6689 si_uvd_start(rdev);
6690 si_vce_start(rdev);
6691
6692 /* Enable IRQ */
6693 if (!rdev->irq.installed) {
6694 r = radeon_irq_kms_init(rdev);
6695 if (r)
6696 return r;
6697 }
6698
6699 r = si_irq_init(rdev);
6700 if (r) {
6701 DRM_ERROR("radeon: IH init failed (%d).\n", r);
6702 radeon_irq_kms_fini(rdev);
6703 return r;
6704 }
6705 si_irq_set(rdev);
6706
6707 ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX];
6708 r = radeon_ring_init(rdev, ring, ring->ring_size, RADEON_WB_CP_RPTR_OFFSET,
6709 RADEON_CP_PACKET2);
6710 if (r)
6711 return r;
6712
6713 ring = &rdev->ring[CAYMAN_RING_TYPE_CP1_INDEX];
6714 r = radeon_ring_init(rdev, ring, ring->ring_size, RADEON_WB_CP1_RPTR_OFFSET,
6715 RADEON_CP_PACKET2);
6716 if (r)
6717 return r;
6718
6719 ring = &rdev->ring[CAYMAN_RING_TYPE_CP2_INDEX];
6720 r = radeon_ring_init(rdev, ring, ring->ring_size, RADEON_WB_CP2_RPTR_OFFSET,
6721 RADEON_CP_PACKET2);
6722 if (r)
6723 return r;
6724
6725 ring = &rdev->ring[R600_RING_TYPE_DMA_INDEX];
6726 r = radeon_ring_init(rdev, ring, ring->ring_size, R600_WB_DMA_RPTR_OFFSET,
6727 DMA_PACKET(DMA_PACKET_NOP, 0, 0, 0, 0));
6728 if (r)
6729 return r;
6730
6731 ring = &rdev->ring[CAYMAN_RING_TYPE_DMA1_INDEX];
6732 r = radeon_ring_init(rdev, ring, ring->ring_size, CAYMAN_WB_DMA1_RPTR_OFFSET,
6733 DMA_PACKET(DMA_PACKET_NOP, 0, 0, 0, 0));
6734 if (r)
6735 return r;
6736
6737 r = si_cp_load_microcode(rdev);
6738 if (r)
6739 return r;
6740 r = si_cp_resume(rdev);
6741 if (r)
6742 return r;
6743
6744 r = cayman_dma_resume(rdev);
6745 if (r)
6746 return r;
6747
6748 si_uvd_resume(rdev);
6749 si_vce_resume(rdev);
6750
6751 r = radeon_ib_pool_init(rdev);
6752 if (r) {
6753 dev_err(rdev->dev, "IB initialization failed (%d).\n", r);
6754 return r;
6755 }
6756
6757 r = radeon_vm_manager_init(rdev);
6758 if (r) {
6759 dev_err(rdev->dev, "vm manager initialization failed (%d).\n", r);
6760 return r;
6761 }
6762
6763 r = radeon_audio_init(rdev);
6764 if (r)
6765 return r;
6766
6767 return 0;
6768 }
6769
si_resume(struct radeon_device * rdev)6770 int si_resume(struct radeon_device *rdev)
6771 {
6772 int r;
6773
6774 /* Do not reset GPU before posting, on rv770 hw unlike on r500 hw,
6775 * posting will perform necessary task to bring back GPU into good
6776 * shape.
6777 */
6778 /* post card */
6779 atom_asic_init(rdev->mode_info.atom_context);
6780
6781 /* init golden registers */
6782 si_init_golden_registers(rdev);
6783
6784 if (rdev->pm.pm_method == PM_METHOD_DPM)
6785 radeon_pm_resume(rdev);
6786
6787 rdev->accel_working = true;
6788 r = si_startup(rdev);
6789 if (r) {
6790 DRM_ERROR("si startup failed on resume\n");
6791 rdev->accel_working = false;
6792 return r;
6793 }
6794
6795 return r;
6796
6797 }
6798
si_suspend(struct radeon_device * rdev)6799 int si_suspend(struct radeon_device *rdev)
6800 {
6801 radeon_pm_suspend(rdev);
6802 radeon_audio_fini(rdev);
6803 radeon_vm_manager_fini(rdev);
6804 si_cp_enable(rdev, false);
6805 cayman_dma_stop(rdev);
6806 if (rdev->has_uvd) {
6807 radeon_uvd_suspend(rdev);
6808 uvd_v1_0_fini(rdev);
6809 }
6810 if (rdev->has_vce)
6811 radeon_vce_suspend(rdev);
6812 si_fini_pg(rdev);
6813 si_fini_cg(rdev);
6814 si_irq_suspend(rdev);
6815 radeon_wb_disable(rdev);
6816 si_pcie_gart_disable(rdev);
6817 return 0;
6818 }
6819
6820 /* Plan is to move initialization in that function and use
6821 * helper function so that radeon_device_init pretty much
6822 * do nothing more than calling asic specific function. This
6823 * should also allow to remove a bunch of callback function
6824 * like vram_info.
6825 */
si_init(struct radeon_device * rdev)6826 int si_init(struct radeon_device *rdev)
6827 {
6828 struct radeon_ring *ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX];
6829 int r;
6830
6831 /* Read BIOS */
6832 if (!radeon_get_bios(rdev)) {
6833 if (ASIC_IS_AVIVO(rdev))
6834 return -EINVAL;
6835 }
6836 /* Must be an ATOMBIOS */
6837 if (!rdev->is_atom_bios) {
6838 dev_err(rdev->dev, "Expecting atombios for cayman GPU\n");
6839 return -EINVAL;
6840 }
6841 r = radeon_atombios_init(rdev);
6842 if (r)
6843 return r;
6844
6845 /* Post card if necessary */
6846 if (!radeon_card_posted(rdev)) {
6847 if (!rdev->bios) {
6848 dev_err(rdev->dev, "Card not posted and no BIOS - ignoring\n");
6849 return -EINVAL;
6850 }
6851 DRM_INFO("GPU not posted. posting now...\n");
6852 atom_asic_init(rdev->mode_info.atom_context);
6853 }
6854 /* init golden registers */
6855 si_init_golden_registers(rdev);
6856 /* Initialize scratch registers */
6857 si_scratch_init(rdev);
6858 /* Initialize surface registers */
6859 radeon_surface_init(rdev);
6860 /* Initialize clocks */
6861 radeon_get_clock_info(rdev->ddev);
6862
6863 /* Fence driver */
6864 radeon_fence_driver_init(rdev);
6865
6866 /* initialize memory controller */
6867 r = si_mc_init(rdev);
6868 if (r)
6869 return r;
6870 /* Memory manager */
6871 r = radeon_bo_init(rdev);
6872 if (r)
6873 return r;
6874
6875 if (!rdev->me_fw || !rdev->pfp_fw || !rdev->ce_fw ||
6876 !rdev->rlc_fw || !rdev->mc_fw) {
6877 r = si_init_microcode(rdev);
6878 if (r) {
6879 DRM_ERROR("Failed to load firmware!\n");
6880 return r;
6881 }
6882 }
6883
6884 /* Initialize power management */
6885 radeon_pm_init(rdev);
6886
6887 ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX];
6888 ring->ring_obj = NULL;
6889 r600_ring_init(rdev, ring, 1024 * 1024);
6890
6891 ring = &rdev->ring[CAYMAN_RING_TYPE_CP1_INDEX];
6892 ring->ring_obj = NULL;
6893 r600_ring_init(rdev, ring, 1024 * 1024);
6894
6895 ring = &rdev->ring[CAYMAN_RING_TYPE_CP2_INDEX];
6896 ring->ring_obj = NULL;
6897 r600_ring_init(rdev, ring, 1024 * 1024);
6898
6899 ring = &rdev->ring[R600_RING_TYPE_DMA_INDEX];
6900 ring->ring_obj = NULL;
6901 r600_ring_init(rdev, ring, 64 * 1024);
6902
6903 ring = &rdev->ring[CAYMAN_RING_TYPE_DMA1_INDEX];
6904 ring->ring_obj = NULL;
6905 r600_ring_init(rdev, ring, 64 * 1024);
6906
6907 si_uvd_init(rdev);
6908 si_vce_init(rdev);
6909
6910 rdev->ih.ring_obj = NULL;
6911 r600_ih_ring_init(rdev, 64 * 1024);
6912
6913 r = r600_pcie_gart_init(rdev);
6914 if (r)
6915 return r;
6916
6917 rdev->accel_working = true;
6918 r = si_startup(rdev);
6919 if (r) {
6920 dev_err(rdev->dev, "disabling GPU acceleration\n");
6921 si_cp_fini(rdev);
6922 cayman_dma_fini(rdev);
6923 si_irq_fini(rdev);
6924 sumo_rlc_fini(rdev);
6925 radeon_wb_fini(rdev);
6926 radeon_ib_pool_fini(rdev);
6927 radeon_vm_manager_fini(rdev);
6928 radeon_irq_kms_fini(rdev);
6929 si_pcie_gart_fini(rdev);
6930 rdev->accel_working = false;
6931 }
6932
6933 /* Don't start up if the MC ucode is missing.
6934 * The default clocks and voltages before the MC ucode
6935 * is loaded are not suffient for advanced operations.
6936 */
6937 if (!rdev->mc_fw) {
6938 DRM_ERROR("radeon: MC ucode required for NI+.\n");
6939 return -EINVAL;
6940 }
6941
6942 return 0;
6943 }
6944
si_fini(struct radeon_device * rdev)6945 void si_fini(struct radeon_device *rdev)
6946 {
6947 radeon_pm_fini(rdev);
6948 si_cp_fini(rdev);
6949 cayman_dma_fini(rdev);
6950 si_fini_pg(rdev);
6951 si_fini_cg(rdev);
6952 si_irq_fini(rdev);
6953 sumo_rlc_fini(rdev);
6954 radeon_wb_fini(rdev);
6955 radeon_vm_manager_fini(rdev);
6956 radeon_ib_pool_fini(rdev);
6957 radeon_irq_kms_fini(rdev);
6958 if (rdev->has_uvd) {
6959 uvd_v1_0_fini(rdev);
6960 radeon_uvd_fini(rdev);
6961 }
6962 if (rdev->has_vce)
6963 radeon_vce_fini(rdev);
6964 si_pcie_gart_fini(rdev);
6965 r600_vram_scratch_fini(rdev);
6966 radeon_gem_fini(rdev);
6967 radeon_fence_driver_fini(rdev);
6968 radeon_bo_fini(rdev);
6969 radeon_atombios_fini(rdev);
6970 kfree(rdev->bios);
6971 rdev->bios = NULL;
6972 }
6973
6974 /**
6975 * si_get_gpu_clock_counter - return GPU clock counter snapshot
6976 *
6977 * @rdev: radeon_device pointer
6978 *
6979 * Fetches a GPU clock counter snapshot (SI).
6980 * Returns the 64 bit clock counter snapshot.
6981 */
si_get_gpu_clock_counter(struct radeon_device * rdev)6982 uint64_t si_get_gpu_clock_counter(struct radeon_device *rdev)
6983 {
6984 uint64_t clock;
6985
6986 mutex_lock(&rdev->gpu_clock_mutex);
6987 WREG32(RLC_CAPTURE_GPU_CLOCK_COUNT, 1);
6988 clock = (uint64_t)RREG32(RLC_GPU_CLOCK_COUNT_LSB) |
6989 ((uint64_t)RREG32(RLC_GPU_CLOCK_COUNT_MSB) << 32ULL);
6990 mutex_unlock(&rdev->gpu_clock_mutex);
6991 return clock;
6992 }
6993
si_set_uvd_clocks(struct radeon_device * rdev,u32 vclk,u32 dclk)6994 int si_set_uvd_clocks(struct radeon_device *rdev, u32 vclk, u32 dclk)
6995 {
6996 unsigned fb_div = 0, vclk_div = 0, dclk_div = 0;
6997 int r;
6998
6999 /* bypass vclk and dclk with bclk */
7000 WREG32_P(CG_UPLL_FUNC_CNTL_2,
7001 VCLK_SRC_SEL(1) | DCLK_SRC_SEL(1),
7002 ~(VCLK_SRC_SEL_MASK | DCLK_SRC_SEL_MASK));
7003
7004 /* put PLL in bypass mode */
7005 WREG32_P(CG_UPLL_FUNC_CNTL, UPLL_BYPASS_EN_MASK, ~UPLL_BYPASS_EN_MASK);
7006
7007 if (!vclk || !dclk) {
7008 /* keep the Bypass mode */
7009 return 0;
7010 }
7011
7012 r = radeon_uvd_calc_upll_dividers(rdev, vclk, dclk, 125000, 250000,
7013 16384, 0x03FFFFFF, 0, 128, 5,
7014 &fb_div, &vclk_div, &dclk_div);
7015 if (r)
7016 return r;
7017
7018 /* set RESET_ANTI_MUX to 0 */
7019 WREG32_P(CG_UPLL_FUNC_CNTL_5, 0, ~RESET_ANTI_MUX_MASK);
7020
7021 /* set VCO_MODE to 1 */
7022 WREG32_P(CG_UPLL_FUNC_CNTL, UPLL_VCO_MODE_MASK, ~UPLL_VCO_MODE_MASK);
7023
7024 /* disable sleep mode */
7025 WREG32_P(CG_UPLL_FUNC_CNTL, 0, ~UPLL_SLEEP_MASK);
7026
7027 /* deassert UPLL_RESET */
7028 WREG32_P(CG_UPLL_FUNC_CNTL, 0, ~UPLL_RESET_MASK);
7029
7030 mdelay(1);
7031
7032 r = radeon_uvd_send_upll_ctlreq(rdev, CG_UPLL_FUNC_CNTL);
7033 if (r)
7034 return r;
7035
7036 /* assert UPLL_RESET again */
7037 WREG32_P(CG_UPLL_FUNC_CNTL, UPLL_RESET_MASK, ~UPLL_RESET_MASK);
7038
7039 /* disable spread spectrum. */
7040 WREG32_P(CG_UPLL_SPREAD_SPECTRUM, 0, ~SSEN_MASK);
7041
7042 /* set feedback divider */
7043 WREG32_P(CG_UPLL_FUNC_CNTL_3, UPLL_FB_DIV(fb_div), ~UPLL_FB_DIV_MASK);
7044
7045 /* set ref divider to 0 */
7046 WREG32_P(CG_UPLL_FUNC_CNTL, 0, ~UPLL_REF_DIV_MASK);
7047
7048 if (fb_div < 307200)
7049 WREG32_P(CG_UPLL_FUNC_CNTL_4, 0, ~UPLL_SPARE_ISPARE9);
7050 else
7051 WREG32_P(CG_UPLL_FUNC_CNTL_4, UPLL_SPARE_ISPARE9, ~UPLL_SPARE_ISPARE9);
7052
7053 /* set PDIV_A and PDIV_B */
7054 WREG32_P(CG_UPLL_FUNC_CNTL_2,
7055 UPLL_PDIV_A(vclk_div) | UPLL_PDIV_B(dclk_div),
7056 ~(UPLL_PDIV_A_MASK | UPLL_PDIV_B_MASK));
7057
7058 /* give the PLL some time to settle */
7059 mdelay(15);
7060
7061 /* deassert PLL_RESET */
7062 WREG32_P(CG_UPLL_FUNC_CNTL, 0, ~UPLL_RESET_MASK);
7063
7064 mdelay(15);
7065
7066 /* switch from bypass mode to normal mode */
7067 WREG32_P(CG_UPLL_FUNC_CNTL, 0, ~UPLL_BYPASS_EN_MASK);
7068
7069 r = radeon_uvd_send_upll_ctlreq(rdev, CG_UPLL_FUNC_CNTL);
7070 if (r)
7071 return r;
7072
7073 /* switch VCLK and DCLK selection */
7074 WREG32_P(CG_UPLL_FUNC_CNTL_2,
7075 VCLK_SRC_SEL(2) | DCLK_SRC_SEL(2),
7076 ~(VCLK_SRC_SEL_MASK | DCLK_SRC_SEL_MASK));
7077
7078 mdelay(100);
7079
7080 return 0;
7081 }
7082
si_pcie_gen3_enable(struct radeon_device * rdev)7083 static void si_pcie_gen3_enable(struct radeon_device *rdev)
7084 {
7085 struct pci_dev *root = rdev->pdev->bus->self;
7086 enum pci_bus_speed speed_cap;
7087 u32 speed_cntl, current_data_rate;
7088 int i;
7089 u16 tmp16;
7090
7091 if (pci_is_root_bus(rdev->pdev->bus))
7092 return;
7093
7094 if (radeon_pcie_gen2 == 0)
7095 return;
7096
7097 if (rdev->flags & RADEON_IS_IGP)
7098 return;
7099
7100 if (!(rdev->flags & RADEON_IS_PCIE))
7101 return;
7102
7103 speed_cap = pcie_get_speed_cap(root);
7104 if (speed_cap == PCI_SPEED_UNKNOWN)
7105 return;
7106
7107 if ((speed_cap != PCIE_SPEED_8_0GT) &&
7108 (speed_cap != PCIE_SPEED_5_0GT))
7109 return;
7110
7111 speed_cntl = RREG32_PCIE_PORT(PCIE_LC_SPEED_CNTL);
7112 current_data_rate = (speed_cntl & LC_CURRENT_DATA_RATE_MASK) >>
7113 LC_CURRENT_DATA_RATE_SHIFT;
7114 if (speed_cap == PCIE_SPEED_8_0GT) {
7115 if (current_data_rate == 2) {
7116 DRM_INFO("PCIE gen 3 link speeds already enabled\n");
7117 return;
7118 }
7119 DRM_INFO("enabling PCIE gen 3 link speeds, disable with radeon.pcie_gen2=0\n");
7120 } else if (speed_cap == PCIE_SPEED_5_0GT) {
7121 if (current_data_rate == 1) {
7122 DRM_INFO("PCIE gen 2 link speeds already enabled\n");
7123 return;
7124 }
7125 DRM_INFO("enabling PCIE gen 2 link speeds, disable with radeon.pcie_gen2=0\n");
7126 }
7127
7128 if (!pci_is_pcie(root) || !pci_is_pcie(rdev->pdev))
7129 return;
7130
7131 if (speed_cap == PCIE_SPEED_8_0GT) {
7132 /* re-try equalization if gen3 is not already enabled */
7133 if (current_data_rate != 2) {
7134 u16 bridge_cfg, gpu_cfg;
7135 u16 bridge_cfg2, gpu_cfg2;
7136 u32 max_lw, current_lw, tmp;
7137
7138 pcie_capability_set_word(root, PCI_EXP_LNKCTL, PCI_EXP_LNKCTL_HAWD);
7139 pcie_capability_set_word(rdev->pdev, PCI_EXP_LNKCTL, PCI_EXP_LNKCTL_HAWD);
7140
7141 tmp = RREG32_PCIE(PCIE_LC_STATUS1);
7142 max_lw = (tmp & LC_DETECTED_LINK_WIDTH_MASK) >> LC_DETECTED_LINK_WIDTH_SHIFT;
7143 current_lw = (tmp & LC_OPERATING_LINK_WIDTH_MASK) >> LC_OPERATING_LINK_WIDTH_SHIFT;
7144
7145 if (current_lw < max_lw) {
7146 tmp = RREG32_PCIE_PORT(PCIE_LC_LINK_WIDTH_CNTL);
7147 if (tmp & LC_RENEGOTIATION_SUPPORT) {
7148 tmp &= ~(LC_LINK_WIDTH_MASK | LC_UPCONFIGURE_DIS);
7149 tmp |= (max_lw << LC_LINK_WIDTH_SHIFT);
7150 tmp |= LC_UPCONFIGURE_SUPPORT | LC_RENEGOTIATE_EN | LC_RECONFIG_NOW;
7151 WREG32_PCIE_PORT(PCIE_LC_LINK_WIDTH_CNTL, tmp);
7152 }
7153 }
7154
7155 for (i = 0; i < 10; i++) {
7156 /* check status */
7157 pcie_capability_read_word(rdev->pdev,
7158 PCI_EXP_DEVSTA,
7159 &tmp16);
7160 if (tmp16 & PCI_EXP_DEVSTA_TRPND)
7161 break;
7162
7163 pcie_capability_read_word(root, PCI_EXP_LNKCTL,
7164 &bridge_cfg);
7165 pcie_capability_read_word(rdev->pdev,
7166 PCI_EXP_LNKCTL,
7167 &gpu_cfg);
7168
7169 pcie_capability_read_word(root, PCI_EXP_LNKCTL2,
7170 &bridge_cfg2);
7171 pcie_capability_read_word(rdev->pdev,
7172 PCI_EXP_LNKCTL2,
7173 &gpu_cfg2);
7174
7175 tmp = RREG32_PCIE_PORT(PCIE_LC_CNTL4);
7176 tmp |= LC_SET_QUIESCE;
7177 WREG32_PCIE_PORT(PCIE_LC_CNTL4, tmp);
7178
7179 tmp = RREG32_PCIE_PORT(PCIE_LC_CNTL4);
7180 tmp |= LC_REDO_EQ;
7181 WREG32_PCIE_PORT(PCIE_LC_CNTL4, tmp);
7182
7183 msleep(100);
7184
7185 /* linkctl */
7186 pcie_capability_clear_and_set_word(root, PCI_EXP_LNKCTL,
7187 PCI_EXP_LNKCTL_HAWD,
7188 bridge_cfg &
7189 PCI_EXP_LNKCTL_HAWD);
7190 pcie_capability_clear_and_set_word(rdev->pdev, PCI_EXP_LNKCTL,
7191 PCI_EXP_LNKCTL_HAWD,
7192 gpu_cfg &
7193 PCI_EXP_LNKCTL_HAWD);
7194
7195 /* linkctl2 */
7196 pcie_capability_read_word(root, PCI_EXP_LNKCTL2,
7197 &tmp16);
7198 tmp16 &= ~(PCI_EXP_LNKCTL2_ENTER_COMP |
7199 PCI_EXP_LNKCTL2_TX_MARGIN);
7200 tmp16 |= (bridge_cfg2 &
7201 (PCI_EXP_LNKCTL2_ENTER_COMP |
7202 PCI_EXP_LNKCTL2_TX_MARGIN));
7203 pcie_capability_write_word(root,
7204 PCI_EXP_LNKCTL2,
7205 tmp16);
7206
7207 pcie_capability_read_word(rdev->pdev,
7208 PCI_EXP_LNKCTL2,
7209 &tmp16);
7210 tmp16 &= ~(PCI_EXP_LNKCTL2_ENTER_COMP |
7211 PCI_EXP_LNKCTL2_TX_MARGIN);
7212 tmp16 |= (gpu_cfg2 &
7213 (PCI_EXP_LNKCTL2_ENTER_COMP |
7214 PCI_EXP_LNKCTL2_TX_MARGIN));
7215 pcie_capability_write_word(rdev->pdev,
7216 PCI_EXP_LNKCTL2,
7217 tmp16);
7218
7219 tmp = RREG32_PCIE_PORT(PCIE_LC_CNTL4);
7220 tmp &= ~LC_SET_QUIESCE;
7221 WREG32_PCIE_PORT(PCIE_LC_CNTL4, tmp);
7222 }
7223 }
7224 }
7225
7226 /* set the link speed */
7227 speed_cntl |= LC_FORCE_EN_SW_SPEED_CHANGE | LC_FORCE_DIS_HW_SPEED_CHANGE;
7228 speed_cntl &= ~LC_FORCE_DIS_SW_SPEED_CHANGE;
7229 WREG32_PCIE_PORT(PCIE_LC_SPEED_CNTL, speed_cntl);
7230
7231 pcie_capability_read_word(rdev->pdev, PCI_EXP_LNKCTL2, &tmp16);
7232 tmp16 &= ~PCI_EXP_LNKCTL2_TLS;
7233 if (speed_cap == PCIE_SPEED_8_0GT)
7234 tmp16 |= PCI_EXP_LNKCTL2_TLS_8_0GT; /* gen3 */
7235 else if (speed_cap == PCIE_SPEED_5_0GT)
7236 tmp16 |= PCI_EXP_LNKCTL2_TLS_5_0GT; /* gen2 */
7237 else
7238 tmp16 |= PCI_EXP_LNKCTL2_TLS_2_5GT; /* gen1 */
7239 pcie_capability_write_word(rdev->pdev, PCI_EXP_LNKCTL2, tmp16);
7240
7241 speed_cntl = RREG32_PCIE_PORT(PCIE_LC_SPEED_CNTL);
7242 speed_cntl |= LC_INITIATE_LINK_SPEED_CHANGE;
7243 WREG32_PCIE_PORT(PCIE_LC_SPEED_CNTL, speed_cntl);
7244
7245 for (i = 0; i < rdev->usec_timeout; i++) {
7246 speed_cntl = RREG32_PCIE_PORT(PCIE_LC_SPEED_CNTL);
7247 if ((speed_cntl & LC_INITIATE_LINK_SPEED_CHANGE) == 0)
7248 break;
7249 udelay(1);
7250 }
7251 }
7252
si_program_aspm(struct radeon_device * rdev)7253 static void si_program_aspm(struct radeon_device *rdev)
7254 {
7255 u32 data, orig;
7256 bool disable_l0s = false, disable_l1 = false, disable_plloff_in_l1 = false;
7257 bool disable_clkreq = false;
7258
7259 if (radeon_aspm == 0)
7260 return;
7261
7262 if (!(rdev->flags & RADEON_IS_PCIE))
7263 return;
7264
7265 orig = data = RREG32_PCIE_PORT(PCIE_LC_N_FTS_CNTL);
7266 data &= ~LC_XMIT_N_FTS_MASK;
7267 data |= LC_XMIT_N_FTS(0x24) | LC_XMIT_N_FTS_OVERRIDE_EN;
7268 if (orig != data)
7269 WREG32_PCIE_PORT(PCIE_LC_N_FTS_CNTL, data);
7270
7271 orig = data = RREG32_PCIE_PORT(PCIE_LC_CNTL3);
7272 data |= LC_GO_TO_RECOVERY;
7273 if (orig != data)
7274 WREG32_PCIE_PORT(PCIE_LC_CNTL3, data);
7275
7276 orig = data = RREG32_PCIE(PCIE_P_CNTL);
7277 data |= P_IGNORE_EDB_ERR;
7278 if (orig != data)
7279 WREG32_PCIE(PCIE_P_CNTL, data);
7280
7281 orig = data = RREG32_PCIE_PORT(PCIE_LC_CNTL);
7282 data &= ~(LC_L0S_INACTIVITY_MASK | LC_L1_INACTIVITY_MASK);
7283 data |= LC_PMI_TO_L1_DIS;
7284 if (!disable_l0s)
7285 data |= LC_L0S_INACTIVITY(7);
7286
7287 if (!disable_l1) {
7288 data |= LC_L1_INACTIVITY(7);
7289 data &= ~LC_PMI_TO_L1_DIS;
7290 if (orig != data)
7291 WREG32_PCIE_PORT(PCIE_LC_CNTL, data);
7292
7293 if (!disable_plloff_in_l1) {
7294 bool clk_req_support;
7295
7296 orig = data = RREG32_PIF_PHY0(PB0_PIF_PWRDOWN_0);
7297 data &= ~(PLL_POWER_STATE_IN_OFF_0_MASK | PLL_POWER_STATE_IN_TXS2_0_MASK);
7298 data |= PLL_POWER_STATE_IN_OFF_0(7) | PLL_POWER_STATE_IN_TXS2_0(7);
7299 if (orig != data)
7300 WREG32_PIF_PHY0(PB0_PIF_PWRDOWN_0, data);
7301
7302 orig = data = RREG32_PIF_PHY0(PB0_PIF_PWRDOWN_1);
7303 data &= ~(PLL_POWER_STATE_IN_OFF_1_MASK | PLL_POWER_STATE_IN_TXS2_1_MASK);
7304 data |= PLL_POWER_STATE_IN_OFF_1(7) | PLL_POWER_STATE_IN_TXS2_1(7);
7305 if (orig != data)
7306 WREG32_PIF_PHY0(PB0_PIF_PWRDOWN_1, data);
7307
7308 orig = data = RREG32_PIF_PHY1(PB1_PIF_PWRDOWN_0);
7309 data &= ~(PLL_POWER_STATE_IN_OFF_0_MASK | PLL_POWER_STATE_IN_TXS2_0_MASK);
7310 data |= PLL_POWER_STATE_IN_OFF_0(7) | PLL_POWER_STATE_IN_TXS2_0(7);
7311 if (orig != data)
7312 WREG32_PIF_PHY1(PB1_PIF_PWRDOWN_0, data);
7313
7314 orig = data = RREG32_PIF_PHY1(PB1_PIF_PWRDOWN_1);
7315 data &= ~(PLL_POWER_STATE_IN_OFF_1_MASK | PLL_POWER_STATE_IN_TXS2_1_MASK);
7316 data |= PLL_POWER_STATE_IN_OFF_1(7) | PLL_POWER_STATE_IN_TXS2_1(7);
7317 if (orig != data)
7318 WREG32_PIF_PHY1(PB1_PIF_PWRDOWN_1, data);
7319
7320 if ((rdev->family != CHIP_OLAND) && (rdev->family != CHIP_HAINAN)) {
7321 orig = data = RREG32_PIF_PHY0(PB0_PIF_PWRDOWN_0);
7322 data &= ~PLL_RAMP_UP_TIME_0_MASK;
7323 if (orig != data)
7324 WREG32_PIF_PHY0(PB0_PIF_PWRDOWN_0, data);
7325
7326 orig = data = RREG32_PIF_PHY0(PB0_PIF_PWRDOWN_1);
7327 data &= ~PLL_RAMP_UP_TIME_1_MASK;
7328 if (orig != data)
7329 WREG32_PIF_PHY0(PB0_PIF_PWRDOWN_1, data);
7330
7331 orig = data = RREG32_PIF_PHY0(PB0_PIF_PWRDOWN_2);
7332 data &= ~PLL_RAMP_UP_TIME_2_MASK;
7333 if (orig != data)
7334 WREG32_PIF_PHY0(PB0_PIF_PWRDOWN_2, data);
7335
7336 orig = data = RREG32_PIF_PHY0(PB0_PIF_PWRDOWN_3);
7337 data &= ~PLL_RAMP_UP_TIME_3_MASK;
7338 if (orig != data)
7339 WREG32_PIF_PHY0(PB0_PIF_PWRDOWN_3, data);
7340
7341 orig = data = RREG32_PIF_PHY1(PB1_PIF_PWRDOWN_0);
7342 data &= ~PLL_RAMP_UP_TIME_0_MASK;
7343 if (orig != data)
7344 WREG32_PIF_PHY1(PB1_PIF_PWRDOWN_0, data);
7345
7346 orig = data = RREG32_PIF_PHY1(PB1_PIF_PWRDOWN_1);
7347 data &= ~PLL_RAMP_UP_TIME_1_MASK;
7348 if (orig != data)
7349 WREG32_PIF_PHY1(PB1_PIF_PWRDOWN_1, data);
7350
7351 orig = data = RREG32_PIF_PHY1(PB1_PIF_PWRDOWN_2);
7352 data &= ~PLL_RAMP_UP_TIME_2_MASK;
7353 if (orig != data)
7354 WREG32_PIF_PHY1(PB1_PIF_PWRDOWN_2, data);
7355
7356 orig = data = RREG32_PIF_PHY1(PB1_PIF_PWRDOWN_3);
7357 data &= ~PLL_RAMP_UP_TIME_3_MASK;
7358 if (orig != data)
7359 WREG32_PIF_PHY1(PB1_PIF_PWRDOWN_3, data);
7360 }
7361 orig = data = RREG32_PCIE_PORT(PCIE_LC_LINK_WIDTH_CNTL);
7362 data &= ~LC_DYN_LANES_PWR_STATE_MASK;
7363 data |= LC_DYN_LANES_PWR_STATE(3);
7364 if (orig != data)
7365 WREG32_PCIE_PORT(PCIE_LC_LINK_WIDTH_CNTL, data);
7366
7367 orig = data = RREG32_PIF_PHY0(PB0_PIF_CNTL);
7368 data &= ~LS2_EXIT_TIME_MASK;
7369 if ((rdev->family == CHIP_OLAND) || (rdev->family == CHIP_HAINAN))
7370 data |= LS2_EXIT_TIME(5);
7371 if (orig != data)
7372 WREG32_PIF_PHY0(PB0_PIF_CNTL, data);
7373
7374 orig = data = RREG32_PIF_PHY1(PB1_PIF_CNTL);
7375 data &= ~LS2_EXIT_TIME_MASK;
7376 if ((rdev->family == CHIP_OLAND) || (rdev->family == CHIP_HAINAN))
7377 data |= LS2_EXIT_TIME(5);
7378 if (orig != data)
7379 WREG32_PIF_PHY1(PB1_PIF_CNTL, data);
7380
7381 if (!disable_clkreq &&
7382 !pci_is_root_bus(rdev->pdev->bus)) {
7383 struct pci_dev *root = rdev->pdev->bus->self;
7384 u32 lnkcap;
7385
7386 clk_req_support = false;
7387 pcie_capability_read_dword(root, PCI_EXP_LNKCAP, &lnkcap);
7388 if (lnkcap & PCI_EXP_LNKCAP_CLKPM)
7389 clk_req_support = true;
7390 } else {
7391 clk_req_support = false;
7392 }
7393
7394 if (clk_req_support) {
7395 orig = data = RREG32_PCIE_PORT(PCIE_LC_CNTL2);
7396 data |= LC_ALLOW_PDWN_IN_L1 | LC_ALLOW_PDWN_IN_L23;
7397 if (orig != data)
7398 WREG32_PCIE_PORT(PCIE_LC_CNTL2, data);
7399
7400 orig = data = RREG32(THM_CLK_CNTL);
7401 data &= ~(CMON_CLK_SEL_MASK | TMON_CLK_SEL_MASK);
7402 data |= CMON_CLK_SEL(1) | TMON_CLK_SEL(1);
7403 if (orig != data)
7404 WREG32(THM_CLK_CNTL, data);
7405
7406 orig = data = RREG32(MISC_CLK_CNTL);
7407 data &= ~(DEEP_SLEEP_CLK_SEL_MASK | ZCLK_SEL_MASK);
7408 data |= DEEP_SLEEP_CLK_SEL(1) | ZCLK_SEL(1);
7409 if (orig != data)
7410 WREG32(MISC_CLK_CNTL, data);
7411
7412 orig = data = RREG32(CG_CLKPIN_CNTL);
7413 data &= ~BCLK_AS_XCLK;
7414 if (orig != data)
7415 WREG32(CG_CLKPIN_CNTL, data);
7416
7417 orig = data = RREG32(CG_CLKPIN_CNTL_2);
7418 data &= ~FORCE_BIF_REFCLK_EN;
7419 if (orig != data)
7420 WREG32(CG_CLKPIN_CNTL_2, data);
7421
7422 orig = data = RREG32(MPLL_BYPASSCLK_SEL);
7423 data &= ~MPLL_CLKOUT_SEL_MASK;
7424 data |= MPLL_CLKOUT_SEL(4);
7425 if (orig != data)
7426 WREG32(MPLL_BYPASSCLK_SEL, data);
7427
7428 orig = data = RREG32(SPLL_CNTL_MODE);
7429 data &= ~SPLL_REFCLK_SEL_MASK;
7430 if (orig != data)
7431 WREG32(SPLL_CNTL_MODE, data);
7432 }
7433 }
7434 } else {
7435 if (orig != data)
7436 WREG32_PCIE_PORT(PCIE_LC_CNTL, data);
7437 }
7438
7439 orig = data = RREG32_PCIE(PCIE_CNTL2);
7440 data |= SLV_MEM_LS_EN | MST_MEM_LS_EN | REPLAY_MEM_LS_EN;
7441 if (orig != data)
7442 WREG32_PCIE(PCIE_CNTL2, data);
7443
7444 if (!disable_l0s) {
7445 data = RREG32_PCIE_PORT(PCIE_LC_N_FTS_CNTL);
7446 if((data & LC_N_FTS_MASK) == LC_N_FTS_MASK) {
7447 data = RREG32_PCIE(PCIE_LC_STATUS1);
7448 if ((data & LC_REVERSE_XMIT) && (data & LC_REVERSE_RCVR)) {
7449 orig = data = RREG32_PCIE_PORT(PCIE_LC_CNTL);
7450 data &= ~LC_L0S_INACTIVITY_MASK;
7451 if (orig != data)
7452 WREG32_PCIE_PORT(PCIE_LC_CNTL, data);
7453 }
7454 }
7455 }
7456 }
7457
si_vce_send_vcepll_ctlreq(struct radeon_device * rdev)7458 static int si_vce_send_vcepll_ctlreq(struct radeon_device *rdev)
7459 {
7460 unsigned i;
7461
7462 /* make sure VCEPLL_CTLREQ is deasserted */
7463 WREG32_SMC_P(CG_VCEPLL_FUNC_CNTL, 0, ~UPLL_CTLREQ_MASK);
7464
7465 mdelay(10);
7466
7467 /* assert UPLL_CTLREQ */
7468 WREG32_SMC_P(CG_VCEPLL_FUNC_CNTL, UPLL_CTLREQ_MASK, ~UPLL_CTLREQ_MASK);
7469
7470 /* wait for CTLACK and CTLACK2 to get asserted */
7471 for (i = 0; i < 100; ++i) {
7472 uint32_t mask = UPLL_CTLACK_MASK | UPLL_CTLACK2_MASK;
7473 if ((RREG32_SMC(CG_VCEPLL_FUNC_CNTL) & mask) == mask)
7474 break;
7475 mdelay(10);
7476 }
7477
7478 /* deassert UPLL_CTLREQ */
7479 WREG32_SMC_P(CG_VCEPLL_FUNC_CNTL, 0, ~UPLL_CTLREQ_MASK);
7480
7481 if (i == 100) {
7482 DRM_ERROR("Timeout setting UVD clocks!\n");
7483 return -ETIMEDOUT;
7484 }
7485
7486 return 0;
7487 }
7488
si_set_vce_clocks(struct radeon_device * rdev,u32 evclk,u32 ecclk)7489 int si_set_vce_clocks(struct radeon_device *rdev, u32 evclk, u32 ecclk)
7490 {
7491 unsigned fb_div = 0, evclk_div = 0, ecclk_div = 0;
7492 int r;
7493
7494 /* bypass evclk and ecclk with bclk */
7495 WREG32_SMC_P(CG_VCEPLL_FUNC_CNTL_2,
7496 EVCLK_SRC_SEL(1) | ECCLK_SRC_SEL(1),
7497 ~(EVCLK_SRC_SEL_MASK | ECCLK_SRC_SEL_MASK));
7498
7499 /* put PLL in bypass mode */
7500 WREG32_SMC_P(CG_VCEPLL_FUNC_CNTL, VCEPLL_BYPASS_EN_MASK,
7501 ~VCEPLL_BYPASS_EN_MASK);
7502
7503 if (!evclk || !ecclk) {
7504 /* keep the Bypass mode, put PLL to sleep */
7505 WREG32_SMC_P(CG_VCEPLL_FUNC_CNTL, VCEPLL_SLEEP_MASK,
7506 ~VCEPLL_SLEEP_MASK);
7507 return 0;
7508 }
7509
7510 r = radeon_uvd_calc_upll_dividers(rdev, evclk, ecclk, 125000, 250000,
7511 16384, 0x03FFFFFF, 0, 128, 5,
7512 &fb_div, &evclk_div, &ecclk_div);
7513 if (r)
7514 return r;
7515
7516 /* set RESET_ANTI_MUX to 0 */
7517 WREG32_SMC_P(CG_VCEPLL_FUNC_CNTL_5, 0, ~RESET_ANTI_MUX_MASK);
7518
7519 /* set VCO_MODE to 1 */
7520 WREG32_SMC_P(CG_VCEPLL_FUNC_CNTL, VCEPLL_VCO_MODE_MASK,
7521 ~VCEPLL_VCO_MODE_MASK);
7522
7523 /* toggle VCEPLL_SLEEP to 1 then back to 0 */
7524 WREG32_SMC_P(CG_VCEPLL_FUNC_CNTL, VCEPLL_SLEEP_MASK,
7525 ~VCEPLL_SLEEP_MASK);
7526 WREG32_SMC_P(CG_VCEPLL_FUNC_CNTL, 0, ~VCEPLL_SLEEP_MASK);
7527
7528 /* deassert VCEPLL_RESET */
7529 WREG32_SMC_P(CG_VCEPLL_FUNC_CNTL, 0, ~VCEPLL_RESET_MASK);
7530
7531 mdelay(1);
7532
7533 r = si_vce_send_vcepll_ctlreq(rdev);
7534 if (r)
7535 return r;
7536
7537 /* assert VCEPLL_RESET again */
7538 WREG32_SMC_P(CG_VCEPLL_FUNC_CNTL, VCEPLL_RESET_MASK, ~VCEPLL_RESET_MASK);
7539
7540 /* disable spread spectrum. */
7541 WREG32_SMC_P(CG_VCEPLL_SPREAD_SPECTRUM, 0, ~SSEN_MASK);
7542
7543 /* set feedback divider */
7544 WREG32_SMC_P(CG_VCEPLL_FUNC_CNTL_3, VCEPLL_FB_DIV(fb_div), ~VCEPLL_FB_DIV_MASK);
7545
7546 /* set ref divider to 0 */
7547 WREG32_SMC_P(CG_VCEPLL_FUNC_CNTL, 0, ~VCEPLL_REF_DIV_MASK);
7548
7549 /* set PDIV_A and PDIV_B */
7550 WREG32_SMC_P(CG_VCEPLL_FUNC_CNTL_2,
7551 VCEPLL_PDIV_A(evclk_div) | VCEPLL_PDIV_B(ecclk_div),
7552 ~(VCEPLL_PDIV_A_MASK | VCEPLL_PDIV_B_MASK));
7553
7554 /* give the PLL some time to settle */
7555 mdelay(15);
7556
7557 /* deassert PLL_RESET */
7558 WREG32_SMC_P(CG_VCEPLL_FUNC_CNTL, 0, ~VCEPLL_RESET_MASK);
7559
7560 mdelay(15);
7561
7562 /* switch from bypass mode to normal mode */
7563 WREG32_SMC_P(CG_VCEPLL_FUNC_CNTL, 0, ~VCEPLL_BYPASS_EN_MASK);
7564
7565 r = si_vce_send_vcepll_ctlreq(rdev);
7566 if (r)
7567 return r;
7568
7569 /* switch VCLK and DCLK selection */
7570 WREG32_SMC_P(CG_VCEPLL_FUNC_CNTL_2,
7571 EVCLK_SRC_SEL(16) | ECCLK_SRC_SEL(16),
7572 ~(EVCLK_SRC_SEL_MASK | ECCLK_SRC_SEL_MASK));
7573
7574 mdelay(100);
7575
7576 return 0;
7577 }
7578