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Merge tag 'omap-fixes-against-v3.18-rc4' of git://git.kernel.org/pub/scm/linux/kernel...
[mirror_ubuntu-zesty-kernel.git] / drivers / gpu / drm / radeon / evergreen.c
1 /*
2 * Copyright 2010 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 #include <linux/firmware.h>
25 #include <linux/slab.h>
26 #include <drm/drmP.h>
27 #include "radeon.h"
28 #include "radeon_asic.h"
29 #include <drm/radeon_drm.h>
30 #include "evergreend.h"
31 #include "atom.h"
32 #include "avivod.h"
33 #include "evergreen_reg.h"
34 #include "evergreen_blit_shaders.h"
35 #include "radeon_ucode.h"
36
37 static const u32 crtc_offsets[6] =
38 {
39 EVERGREEN_CRTC0_REGISTER_OFFSET,
40 EVERGREEN_CRTC1_REGISTER_OFFSET,
41 EVERGREEN_CRTC2_REGISTER_OFFSET,
42 EVERGREEN_CRTC3_REGISTER_OFFSET,
43 EVERGREEN_CRTC4_REGISTER_OFFSET,
44 EVERGREEN_CRTC5_REGISTER_OFFSET
45 };
46
47 #include "clearstate_evergreen.h"
48
49 static const u32 sumo_rlc_save_restore_register_list[] =
50 {
51 0x98fc,
52 0x9830,
53 0x9834,
54 0x9838,
55 0x9870,
56 0x9874,
57 0x8a14,
58 0x8b24,
59 0x8bcc,
60 0x8b10,
61 0x8d00,
62 0x8d04,
63 0x8c00,
64 0x8c04,
65 0x8c08,
66 0x8c0c,
67 0x8d8c,
68 0x8c20,
69 0x8c24,
70 0x8c28,
71 0x8c18,
72 0x8c1c,
73 0x8cf0,
74 0x8e2c,
75 0x8e38,
76 0x8c30,
77 0x9508,
78 0x9688,
79 0x9608,
80 0x960c,
81 0x9610,
82 0x9614,
83 0x88c4,
84 0x88d4,
85 0xa008,
86 0x900c,
87 0x9100,
88 0x913c,
89 0x98f8,
90 0x98f4,
91 0x9b7c,
92 0x3f8c,
93 0x8950,
94 0x8954,
95 0x8a18,
96 0x8b28,
97 0x9144,
98 0x9148,
99 0x914c,
100 0x3f90,
101 0x3f94,
102 0x915c,
103 0x9160,
104 0x9178,
105 0x917c,
106 0x9180,
107 0x918c,
108 0x9190,
109 0x9194,
110 0x9198,
111 0x919c,
112 0x91a8,
113 0x91ac,
114 0x91b0,
115 0x91b4,
116 0x91b8,
117 0x91c4,
118 0x91c8,
119 0x91cc,
120 0x91d0,
121 0x91d4,
122 0x91e0,
123 0x91e4,
124 0x91ec,
125 0x91f0,
126 0x91f4,
127 0x9200,
128 0x9204,
129 0x929c,
130 0x9150,
131 0x802c,
132 };
133
134 static void evergreen_gpu_init(struct radeon_device *rdev);
135 void evergreen_fini(struct radeon_device *rdev);
136 void evergreen_pcie_gen2_enable(struct radeon_device *rdev);
137 void evergreen_program_aspm(struct radeon_device *rdev);
138 extern void cayman_cp_int_cntl_setup(struct radeon_device *rdev,
139 int ring, u32 cp_int_cntl);
140 extern void cayman_vm_decode_fault(struct radeon_device *rdev,
141 u32 status, u32 addr);
142 void cik_init_cp_pg_table(struct radeon_device *rdev);
143
144 extern u32 si_get_csb_size(struct radeon_device *rdev);
145 extern void si_get_csb_buffer(struct radeon_device *rdev, volatile u32 *buffer);
146 extern u32 cik_get_csb_size(struct radeon_device *rdev);
147 extern void cik_get_csb_buffer(struct radeon_device *rdev, volatile u32 *buffer);
148 extern void rv770_set_clk_bypass_mode(struct radeon_device *rdev);
149
150 static const u32 evergreen_golden_registers[] =
151 {
152 0x3f90, 0xffff0000, 0xff000000,
153 0x9148, 0xffff0000, 0xff000000,
154 0x3f94, 0xffff0000, 0xff000000,
155 0x914c, 0xffff0000, 0xff000000,
156 0x9b7c, 0xffffffff, 0x00000000,
157 0x8a14, 0xffffffff, 0x00000007,
158 0x8b10, 0xffffffff, 0x00000000,
159 0x960c, 0xffffffff, 0x54763210,
160 0x88c4, 0xffffffff, 0x000000c2,
161 0x88d4, 0xffffffff, 0x00000010,
162 0x8974, 0xffffffff, 0x00000000,
163 0xc78, 0x00000080, 0x00000080,
164 0x5eb4, 0xffffffff, 0x00000002,
165 0x5e78, 0xffffffff, 0x001000f0,
166 0x6104, 0x01000300, 0x00000000,
167 0x5bc0, 0x00300000, 0x00000000,
168 0x7030, 0xffffffff, 0x00000011,
169 0x7c30, 0xffffffff, 0x00000011,
170 0x10830, 0xffffffff, 0x00000011,
171 0x11430, 0xffffffff, 0x00000011,
172 0x12030, 0xffffffff, 0x00000011,
173 0x12c30, 0xffffffff, 0x00000011,
174 0xd02c, 0xffffffff, 0x08421000,
175 0x240c, 0xffffffff, 0x00000380,
176 0x8b24, 0xffffffff, 0x00ff0fff,
177 0x28a4c, 0x06000000, 0x06000000,
178 0x10c, 0x00000001, 0x00000001,
179 0x8d00, 0xffffffff, 0x100e4848,
180 0x8d04, 0xffffffff, 0x00164745,
181 0x8c00, 0xffffffff, 0xe4000003,
182 0x8c04, 0xffffffff, 0x40600060,
183 0x8c08, 0xffffffff, 0x001c001c,
184 0x8cf0, 0xffffffff, 0x08e00620,
185 0x8c20, 0xffffffff, 0x00800080,
186 0x8c24, 0xffffffff, 0x00800080,
187 0x8c18, 0xffffffff, 0x20202078,
188 0x8c1c, 0xffffffff, 0x00001010,
189 0x28350, 0xffffffff, 0x00000000,
190 0xa008, 0xffffffff, 0x00010000,
191 0x5c4, 0xffffffff, 0x00000001,
192 0x9508, 0xffffffff, 0x00000002,
193 0x913c, 0x0000000f, 0x0000000a
194 };
195
196 static const u32 evergreen_golden_registers2[] =
197 {
198 0x2f4c, 0xffffffff, 0x00000000,
199 0x54f4, 0xffffffff, 0x00000000,
200 0x54f0, 0xffffffff, 0x00000000,
201 0x5498, 0xffffffff, 0x00000000,
202 0x549c, 0xffffffff, 0x00000000,
203 0x5494, 0xffffffff, 0x00000000,
204 0x53cc, 0xffffffff, 0x00000000,
205 0x53c8, 0xffffffff, 0x00000000,
206 0x53c4, 0xffffffff, 0x00000000,
207 0x53c0, 0xffffffff, 0x00000000,
208 0x53bc, 0xffffffff, 0x00000000,
209 0x53b8, 0xffffffff, 0x00000000,
210 0x53b4, 0xffffffff, 0x00000000,
211 0x53b0, 0xffffffff, 0x00000000
212 };
213
214 static const u32 cypress_mgcg_init[] =
215 {
216 0x802c, 0xffffffff, 0xc0000000,
217 0x5448, 0xffffffff, 0x00000100,
218 0x55e4, 0xffffffff, 0x00000100,
219 0x160c, 0xffffffff, 0x00000100,
220 0x5644, 0xffffffff, 0x00000100,
221 0xc164, 0xffffffff, 0x00000100,
222 0x8a18, 0xffffffff, 0x00000100,
223 0x897c, 0xffffffff, 0x06000100,
224 0x8b28, 0xffffffff, 0x00000100,
225 0x9144, 0xffffffff, 0x00000100,
226 0x9a60, 0xffffffff, 0x00000100,
227 0x9868, 0xffffffff, 0x00000100,
228 0x8d58, 0xffffffff, 0x00000100,
229 0x9510, 0xffffffff, 0x00000100,
230 0x949c, 0xffffffff, 0x00000100,
231 0x9654, 0xffffffff, 0x00000100,
232 0x9030, 0xffffffff, 0x00000100,
233 0x9034, 0xffffffff, 0x00000100,
234 0x9038, 0xffffffff, 0x00000100,
235 0x903c, 0xffffffff, 0x00000100,
236 0x9040, 0xffffffff, 0x00000100,
237 0xa200, 0xffffffff, 0x00000100,
238 0xa204, 0xffffffff, 0x00000100,
239 0xa208, 0xffffffff, 0x00000100,
240 0xa20c, 0xffffffff, 0x00000100,
241 0x971c, 0xffffffff, 0x00000100,
242 0x977c, 0xffffffff, 0x00000100,
243 0x3f80, 0xffffffff, 0x00000100,
244 0xa210, 0xffffffff, 0x00000100,
245 0xa214, 0xffffffff, 0x00000100,
246 0x4d8, 0xffffffff, 0x00000100,
247 0x9784, 0xffffffff, 0x00000100,
248 0x9698, 0xffffffff, 0x00000100,
249 0x4d4, 0xffffffff, 0x00000200,
250 0x30cc, 0xffffffff, 0x00000100,
251 0xd0c0, 0xffffffff, 0xff000100,
252 0x802c, 0xffffffff, 0x40000000,
253 0x915c, 0xffffffff, 0x00010000,
254 0x9160, 0xffffffff, 0x00030002,
255 0x9178, 0xffffffff, 0x00070000,
256 0x917c, 0xffffffff, 0x00030002,
257 0x9180, 0xffffffff, 0x00050004,
258 0x918c, 0xffffffff, 0x00010006,
259 0x9190, 0xffffffff, 0x00090008,
260 0x9194, 0xffffffff, 0x00070000,
261 0x9198, 0xffffffff, 0x00030002,
262 0x919c, 0xffffffff, 0x00050004,
263 0x91a8, 0xffffffff, 0x00010006,
264 0x91ac, 0xffffffff, 0x00090008,
265 0x91b0, 0xffffffff, 0x00070000,
266 0x91b4, 0xffffffff, 0x00030002,
267 0x91b8, 0xffffffff, 0x00050004,
268 0x91c4, 0xffffffff, 0x00010006,
269 0x91c8, 0xffffffff, 0x00090008,
270 0x91cc, 0xffffffff, 0x00070000,
271 0x91d0, 0xffffffff, 0x00030002,
272 0x91d4, 0xffffffff, 0x00050004,
273 0x91e0, 0xffffffff, 0x00010006,
274 0x91e4, 0xffffffff, 0x00090008,
275 0x91e8, 0xffffffff, 0x00000000,
276 0x91ec, 0xffffffff, 0x00070000,
277 0x91f0, 0xffffffff, 0x00030002,
278 0x91f4, 0xffffffff, 0x00050004,
279 0x9200, 0xffffffff, 0x00010006,
280 0x9204, 0xffffffff, 0x00090008,
281 0x9208, 0xffffffff, 0x00070000,
282 0x920c, 0xffffffff, 0x00030002,
283 0x9210, 0xffffffff, 0x00050004,
284 0x921c, 0xffffffff, 0x00010006,
285 0x9220, 0xffffffff, 0x00090008,
286 0x9224, 0xffffffff, 0x00070000,
287 0x9228, 0xffffffff, 0x00030002,
288 0x922c, 0xffffffff, 0x00050004,
289 0x9238, 0xffffffff, 0x00010006,
290 0x923c, 0xffffffff, 0x00090008,
291 0x9240, 0xffffffff, 0x00070000,
292 0x9244, 0xffffffff, 0x00030002,
293 0x9248, 0xffffffff, 0x00050004,
294 0x9254, 0xffffffff, 0x00010006,
295 0x9258, 0xffffffff, 0x00090008,
296 0x925c, 0xffffffff, 0x00070000,
297 0x9260, 0xffffffff, 0x00030002,
298 0x9264, 0xffffffff, 0x00050004,
299 0x9270, 0xffffffff, 0x00010006,
300 0x9274, 0xffffffff, 0x00090008,
301 0x9278, 0xffffffff, 0x00070000,
302 0x927c, 0xffffffff, 0x00030002,
303 0x9280, 0xffffffff, 0x00050004,
304 0x928c, 0xffffffff, 0x00010006,
305 0x9290, 0xffffffff, 0x00090008,
306 0x9294, 0xffffffff, 0x00000000,
307 0x929c, 0xffffffff, 0x00000001,
308 0x802c, 0xffffffff, 0x40010000,
309 0x915c, 0xffffffff, 0x00010000,
310 0x9160, 0xffffffff, 0x00030002,
311 0x9178, 0xffffffff, 0x00070000,
312 0x917c, 0xffffffff, 0x00030002,
313 0x9180, 0xffffffff, 0x00050004,
314 0x918c, 0xffffffff, 0x00010006,
315 0x9190, 0xffffffff, 0x00090008,
316 0x9194, 0xffffffff, 0x00070000,
317 0x9198, 0xffffffff, 0x00030002,
318 0x919c, 0xffffffff, 0x00050004,
319 0x91a8, 0xffffffff, 0x00010006,
320 0x91ac, 0xffffffff, 0x00090008,
321 0x91b0, 0xffffffff, 0x00070000,
322 0x91b4, 0xffffffff, 0x00030002,
323 0x91b8, 0xffffffff, 0x00050004,
324 0x91c4, 0xffffffff, 0x00010006,
325 0x91c8, 0xffffffff, 0x00090008,
326 0x91cc, 0xffffffff, 0x00070000,
327 0x91d0, 0xffffffff, 0x00030002,
328 0x91d4, 0xffffffff, 0x00050004,
329 0x91e0, 0xffffffff, 0x00010006,
330 0x91e4, 0xffffffff, 0x00090008,
331 0x91e8, 0xffffffff, 0x00000000,
332 0x91ec, 0xffffffff, 0x00070000,
333 0x91f0, 0xffffffff, 0x00030002,
334 0x91f4, 0xffffffff, 0x00050004,
335 0x9200, 0xffffffff, 0x00010006,
336 0x9204, 0xffffffff, 0x00090008,
337 0x9208, 0xffffffff, 0x00070000,
338 0x920c, 0xffffffff, 0x00030002,
339 0x9210, 0xffffffff, 0x00050004,
340 0x921c, 0xffffffff, 0x00010006,
341 0x9220, 0xffffffff, 0x00090008,
342 0x9224, 0xffffffff, 0x00070000,
343 0x9228, 0xffffffff, 0x00030002,
344 0x922c, 0xffffffff, 0x00050004,
345 0x9238, 0xffffffff, 0x00010006,
346 0x923c, 0xffffffff, 0x00090008,
347 0x9240, 0xffffffff, 0x00070000,
348 0x9244, 0xffffffff, 0x00030002,
349 0x9248, 0xffffffff, 0x00050004,
350 0x9254, 0xffffffff, 0x00010006,
351 0x9258, 0xffffffff, 0x00090008,
352 0x925c, 0xffffffff, 0x00070000,
353 0x9260, 0xffffffff, 0x00030002,
354 0x9264, 0xffffffff, 0x00050004,
355 0x9270, 0xffffffff, 0x00010006,
356 0x9274, 0xffffffff, 0x00090008,
357 0x9278, 0xffffffff, 0x00070000,
358 0x927c, 0xffffffff, 0x00030002,
359 0x9280, 0xffffffff, 0x00050004,
360 0x928c, 0xffffffff, 0x00010006,
361 0x9290, 0xffffffff, 0x00090008,
362 0x9294, 0xffffffff, 0x00000000,
363 0x929c, 0xffffffff, 0x00000001,
364 0x802c, 0xffffffff, 0xc0000000
365 };
366
367 static const u32 redwood_mgcg_init[] =
368 {
369 0x802c, 0xffffffff, 0xc0000000,
370 0x5448, 0xffffffff, 0x00000100,
371 0x55e4, 0xffffffff, 0x00000100,
372 0x160c, 0xffffffff, 0x00000100,
373 0x5644, 0xffffffff, 0x00000100,
374 0xc164, 0xffffffff, 0x00000100,
375 0x8a18, 0xffffffff, 0x00000100,
376 0x897c, 0xffffffff, 0x06000100,
377 0x8b28, 0xffffffff, 0x00000100,
378 0x9144, 0xffffffff, 0x00000100,
379 0x9a60, 0xffffffff, 0x00000100,
380 0x9868, 0xffffffff, 0x00000100,
381 0x8d58, 0xffffffff, 0x00000100,
382 0x9510, 0xffffffff, 0x00000100,
383 0x949c, 0xffffffff, 0x00000100,
384 0x9654, 0xffffffff, 0x00000100,
385 0x9030, 0xffffffff, 0x00000100,
386 0x9034, 0xffffffff, 0x00000100,
387 0x9038, 0xffffffff, 0x00000100,
388 0x903c, 0xffffffff, 0x00000100,
389 0x9040, 0xffffffff, 0x00000100,
390 0xa200, 0xffffffff, 0x00000100,
391 0xa204, 0xffffffff, 0x00000100,
392 0xa208, 0xffffffff, 0x00000100,
393 0xa20c, 0xffffffff, 0x00000100,
394 0x971c, 0xffffffff, 0x00000100,
395 0x977c, 0xffffffff, 0x00000100,
396 0x3f80, 0xffffffff, 0x00000100,
397 0xa210, 0xffffffff, 0x00000100,
398 0xa214, 0xffffffff, 0x00000100,
399 0x4d8, 0xffffffff, 0x00000100,
400 0x9784, 0xffffffff, 0x00000100,
401 0x9698, 0xffffffff, 0x00000100,
402 0x4d4, 0xffffffff, 0x00000200,
403 0x30cc, 0xffffffff, 0x00000100,
404 0xd0c0, 0xffffffff, 0xff000100,
405 0x802c, 0xffffffff, 0x40000000,
406 0x915c, 0xffffffff, 0x00010000,
407 0x9160, 0xffffffff, 0x00030002,
408 0x9178, 0xffffffff, 0x00070000,
409 0x917c, 0xffffffff, 0x00030002,
410 0x9180, 0xffffffff, 0x00050004,
411 0x918c, 0xffffffff, 0x00010006,
412 0x9190, 0xffffffff, 0x00090008,
413 0x9194, 0xffffffff, 0x00070000,
414 0x9198, 0xffffffff, 0x00030002,
415 0x919c, 0xffffffff, 0x00050004,
416 0x91a8, 0xffffffff, 0x00010006,
417 0x91ac, 0xffffffff, 0x00090008,
418 0x91b0, 0xffffffff, 0x00070000,
419 0x91b4, 0xffffffff, 0x00030002,
420 0x91b8, 0xffffffff, 0x00050004,
421 0x91c4, 0xffffffff, 0x00010006,
422 0x91c8, 0xffffffff, 0x00090008,
423 0x91cc, 0xffffffff, 0x00070000,
424 0x91d0, 0xffffffff, 0x00030002,
425 0x91d4, 0xffffffff, 0x00050004,
426 0x91e0, 0xffffffff, 0x00010006,
427 0x91e4, 0xffffffff, 0x00090008,
428 0x91e8, 0xffffffff, 0x00000000,
429 0x91ec, 0xffffffff, 0x00070000,
430 0x91f0, 0xffffffff, 0x00030002,
431 0x91f4, 0xffffffff, 0x00050004,
432 0x9200, 0xffffffff, 0x00010006,
433 0x9204, 0xffffffff, 0x00090008,
434 0x9294, 0xffffffff, 0x00000000,
435 0x929c, 0xffffffff, 0x00000001,
436 0x802c, 0xffffffff, 0xc0000000
437 };
438
439 static const u32 cedar_golden_registers[] =
440 {
441 0x3f90, 0xffff0000, 0xff000000,
442 0x9148, 0xffff0000, 0xff000000,
443 0x3f94, 0xffff0000, 0xff000000,
444 0x914c, 0xffff0000, 0xff000000,
445 0x9b7c, 0xffffffff, 0x00000000,
446 0x8a14, 0xffffffff, 0x00000007,
447 0x8b10, 0xffffffff, 0x00000000,
448 0x960c, 0xffffffff, 0x54763210,
449 0x88c4, 0xffffffff, 0x000000c2,
450 0x88d4, 0xffffffff, 0x00000000,
451 0x8974, 0xffffffff, 0x00000000,
452 0xc78, 0x00000080, 0x00000080,
453 0x5eb4, 0xffffffff, 0x00000002,
454 0x5e78, 0xffffffff, 0x001000f0,
455 0x6104, 0x01000300, 0x00000000,
456 0x5bc0, 0x00300000, 0x00000000,
457 0x7030, 0xffffffff, 0x00000011,
458 0x7c30, 0xffffffff, 0x00000011,
459 0x10830, 0xffffffff, 0x00000011,
460 0x11430, 0xffffffff, 0x00000011,
461 0xd02c, 0xffffffff, 0x08421000,
462 0x240c, 0xffffffff, 0x00000380,
463 0x8b24, 0xffffffff, 0x00ff0fff,
464 0x28a4c, 0x06000000, 0x06000000,
465 0x10c, 0x00000001, 0x00000001,
466 0x8d00, 0xffffffff, 0x100e4848,
467 0x8d04, 0xffffffff, 0x00164745,
468 0x8c00, 0xffffffff, 0xe4000003,
469 0x8c04, 0xffffffff, 0x40600060,
470 0x8c08, 0xffffffff, 0x001c001c,
471 0x8cf0, 0xffffffff, 0x08e00410,
472 0x8c20, 0xffffffff, 0x00800080,
473 0x8c24, 0xffffffff, 0x00800080,
474 0x8c18, 0xffffffff, 0x20202078,
475 0x8c1c, 0xffffffff, 0x00001010,
476 0x28350, 0xffffffff, 0x00000000,
477 0xa008, 0xffffffff, 0x00010000,
478 0x5c4, 0xffffffff, 0x00000001,
479 0x9508, 0xffffffff, 0x00000002
480 };
481
482 static const u32 cedar_mgcg_init[] =
483 {
484 0x802c, 0xffffffff, 0xc0000000,
485 0x5448, 0xffffffff, 0x00000100,
486 0x55e4, 0xffffffff, 0x00000100,
487 0x160c, 0xffffffff, 0x00000100,
488 0x5644, 0xffffffff, 0x00000100,
489 0xc164, 0xffffffff, 0x00000100,
490 0x8a18, 0xffffffff, 0x00000100,
491 0x897c, 0xffffffff, 0x06000100,
492 0x8b28, 0xffffffff, 0x00000100,
493 0x9144, 0xffffffff, 0x00000100,
494 0x9a60, 0xffffffff, 0x00000100,
495 0x9868, 0xffffffff, 0x00000100,
496 0x8d58, 0xffffffff, 0x00000100,
497 0x9510, 0xffffffff, 0x00000100,
498 0x949c, 0xffffffff, 0x00000100,
499 0x9654, 0xffffffff, 0x00000100,
500 0x9030, 0xffffffff, 0x00000100,
501 0x9034, 0xffffffff, 0x00000100,
502 0x9038, 0xffffffff, 0x00000100,
503 0x903c, 0xffffffff, 0x00000100,
504 0x9040, 0xffffffff, 0x00000100,
505 0xa200, 0xffffffff, 0x00000100,
506 0xa204, 0xffffffff, 0x00000100,
507 0xa208, 0xffffffff, 0x00000100,
508 0xa20c, 0xffffffff, 0x00000100,
509 0x971c, 0xffffffff, 0x00000100,
510 0x977c, 0xffffffff, 0x00000100,
511 0x3f80, 0xffffffff, 0x00000100,
512 0xa210, 0xffffffff, 0x00000100,
513 0xa214, 0xffffffff, 0x00000100,
514 0x4d8, 0xffffffff, 0x00000100,
515 0x9784, 0xffffffff, 0x00000100,
516 0x9698, 0xffffffff, 0x00000100,
517 0x4d4, 0xffffffff, 0x00000200,
518 0x30cc, 0xffffffff, 0x00000100,
519 0xd0c0, 0xffffffff, 0xff000100,
520 0x802c, 0xffffffff, 0x40000000,
521 0x915c, 0xffffffff, 0x00010000,
522 0x9178, 0xffffffff, 0x00050000,
523 0x917c, 0xffffffff, 0x00030002,
524 0x918c, 0xffffffff, 0x00010004,
525 0x9190, 0xffffffff, 0x00070006,
526 0x9194, 0xffffffff, 0x00050000,
527 0x9198, 0xffffffff, 0x00030002,
528 0x91a8, 0xffffffff, 0x00010004,
529 0x91ac, 0xffffffff, 0x00070006,
530 0x91e8, 0xffffffff, 0x00000000,
531 0x9294, 0xffffffff, 0x00000000,
532 0x929c, 0xffffffff, 0x00000001,
533 0x802c, 0xffffffff, 0xc0000000
534 };
535
536 static const u32 juniper_mgcg_init[] =
537 {
538 0x802c, 0xffffffff, 0xc0000000,
539 0x5448, 0xffffffff, 0x00000100,
540 0x55e4, 0xffffffff, 0x00000100,
541 0x160c, 0xffffffff, 0x00000100,
542 0x5644, 0xffffffff, 0x00000100,
543 0xc164, 0xffffffff, 0x00000100,
544 0x8a18, 0xffffffff, 0x00000100,
545 0x897c, 0xffffffff, 0x06000100,
546 0x8b28, 0xffffffff, 0x00000100,
547 0x9144, 0xffffffff, 0x00000100,
548 0x9a60, 0xffffffff, 0x00000100,
549 0x9868, 0xffffffff, 0x00000100,
550 0x8d58, 0xffffffff, 0x00000100,
551 0x9510, 0xffffffff, 0x00000100,
552 0x949c, 0xffffffff, 0x00000100,
553 0x9654, 0xffffffff, 0x00000100,
554 0x9030, 0xffffffff, 0x00000100,
555 0x9034, 0xffffffff, 0x00000100,
556 0x9038, 0xffffffff, 0x00000100,
557 0x903c, 0xffffffff, 0x00000100,
558 0x9040, 0xffffffff, 0x00000100,
559 0xa200, 0xffffffff, 0x00000100,
560 0xa204, 0xffffffff, 0x00000100,
561 0xa208, 0xffffffff, 0x00000100,
562 0xa20c, 0xffffffff, 0x00000100,
563 0x971c, 0xffffffff, 0x00000100,
564 0xd0c0, 0xffffffff, 0xff000100,
565 0x802c, 0xffffffff, 0x40000000,
566 0x915c, 0xffffffff, 0x00010000,
567 0x9160, 0xffffffff, 0x00030002,
568 0x9178, 0xffffffff, 0x00070000,
569 0x917c, 0xffffffff, 0x00030002,
570 0x9180, 0xffffffff, 0x00050004,
571 0x918c, 0xffffffff, 0x00010006,
572 0x9190, 0xffffffff, 0x00090008,
573 0x9194, 0xffffffff, 0x00070000,
574 0x9198, 0xffffffff, 0x00030002,
575 0x919c, 0xffffffff, 0x00050004,
576 0x91a8, 0xffffffff, 0x00010006,
577 0x91ac, 0xffffffff, 0x00090008,
578 0x91b0, 0xffffffff, 0x00070000,
579 0x91b4, 0xffffffff, 0x00030002,
580 0x91b8, 0xffffffff, 0x00050004,
581 0x91c4, 0xffffffff, 0x00010006,
582 0x91c8, 0xffffffff, 0x00090008,
583 0x91cc, 0xffffffff, 0x00070000,
584 0x91d0, 0xffffffff, 0x00030002,
585 0x91d4, 0xffffffff, 0x00050004,
586 0x91e0, 0xffffffff, 0x00010006,
587 0x91e4, 0xffffffff, 0x00090008,
588 0x91e8, 0xffffffff, 0x00000000,
589 0x91ec, 0xffffffff, 0x00070000,
590 0x91f0, 0xffffffff, 0x00030002,
591 0x91f4, 0xffffffff, 0x00050004,
592 0x9200, 0xffffffff, 0x00010006,
593 0x9204, 0xffffffff, 0x00090008,
594 0x9208, 0xffffffff, 0x00070000,
595 0x920c, 0xffffffff, 0x00030002,
596 0x9210, 0xffffffff, 0x00050004,
597 0x921c, 0xffffffff, 0x00010006,
598 0x9220, 0xffffffff, 0x00090008,
599 0x9224, 0xffffffff, 0x00070000,
600 0x9228, 0xffffffff, 0x00030002,
601 0x922c, 0xffffffff, 0x00050004,
602 0x9238, 0xffffffff, 0x00010006,
603 0x923c, 0xffffffff, 0x00090008,
604 0x9240, 0xffffffff, 0x00070000,
605 0x9244, 0xffffffff, 0x00030002,
606 0x9248, 0xffffffff, 0x00050004,
607 0x9254, 0xffffffff, 0x00010006,
608 0x9258, 0xffffffff, 0x00090008,
609 0x925c, 0xffffffff, 0x00070000,
610 0x9260, 0xffffffff, 0x00030002,
611 0x9264, 0xffffffff, 0x00050004,
612 0x9270, 0xffffffff, 0x00010006,
613 0x9274, 0xffffffff, 0x00090008,
614 0x9278, 0xffffffff, 0x00070000,
615 0x927c, 0xffffffff, 0x00030002,
616 0x9280, 0xffffffff, 0x00050004,
617 0x928c, 0xffffffff, 0x00010006,
618 0x9290, 0xffffffff, 0x00090008,
619 0x9294, 0xffffffff, 0x00000000,
620 0x929c, 0xffffffff, 0x00000001,
621 0x802c, 0xffffffff, 0xc0000000,
622 0x977c, 0xffffffff, 0x00000100,
623 0x3f80, 0xffffffff, 0x00000100,
624 0xa210, 0xffffffff, 0x00000100,
625 0xa214, 0xffffffff, 0x00000100,
626 0x4d8, 0xffffffff, 0x00000100,
627 0x9784, 0xffffffff, 0x00000100,
628 0x9698, 0xffffffff, 0x00000100,
629 0x4d4, 0xffffffff, 0x00000200,
630 0x30cc, 0xffffffff, 0x00000100,
631 0x802c, 0xffffffff, 0xc0000000
632 };
633
634 static const u32 supersumo_golden_registers[] =
635 {
636 0x5eb4, 0xffffffff, 0x00000002,
637 0x5c4, 0xffffffff, 0x00000001,
638 0x7030, 0xffffffff, 0x00000011,
639 0x7c30, 0xffffffff, 0x00000011,
640 0x6104, 0x01000300, 0x00000000,
641 0x5bc0, 0x00300000, 0x00000000,
642 0x8c04, 0xffffffff, 0x40600060,
643 0x8c08, 0xffffffff, 0x001c001c,
644 0x8c20, 0xffffffff, 0x00800080,
645 0x8c24, 0xffffffff, 0x00800080,
646 0x8c18, 0xffffffff, 0x20202078,
647 0x8c1c, 0xffffffff, 0x00001010,
648 0x918c, 0xffffffff, 0x00010006,
649 0x91a8, 0xffffffff, 0x00010006,
650 0x91c4, 0xffffffff, 0x00010006,
651 0x91e0, 0xffffffff, 0x00010006,
652 0x9200, 0xffffffff, 0x00010006,
653 0x9150, 0xffffffff, 0x6e944040,
654 0x917c, 0xffffffff, 0x00030002,
655 0x9180, 0xffffffff, 0x00050004,
656 0x9198, 0xffffffff, 0x00030002,
657 0x919c, 0xffffffff, 0x00050004,
658 0x91b4, 0xffffffff, 0x00030002,
659 0x91b8, 0xffffffff, 0x00050004,
660 0x91d0, 0xffffffff, 0x00030002,
661 0x91d4, 0xffffffff, 0x00050004,
662 0x91f0, 0xffffffff, 0x00030002,
663 0x91f4, 0xffffffff, 0x00050004,
664 0x915c, 0xffffffff, 0x00010000,
665 0x9160, 0xffffffff, 0x00030002,
666 0x3f90, 0xffff0000, 0xff000000,
667 0x9178, 0xffffffff, 0x00070000,
668 0x9194, 0xffffffff, 0x00070000,
669 0x91b0, 0xffffffff, 0x00070000,
670 0x91cc, 0xffffffff, 0x00070000,
671 0x91ec, 0xffffffff, 0x00070000,
672 0x9148, 0xffff0000, 0xff000000,
673 0x9190, 0xffffffff, 0x00090008,
674 0x91ac, 0xffffffff, 0x00090008,
675 0x91c8, 0xffffffff, 0x00090008,
676 0x91e4, 0xffffffff, 0x00090008,
677 0x9204, 0xffffffff, 0x00090008,
678 0x3f94, 0xffff0000, 0xff000000,
679 0x914c, 0xffff0000, 0xff000000,
680 0x929c, 0xffffffff, 0x00000001,
681 0x8a18, 0xffffffff, 0x00000100,
682 0x8b28, 0xffffffff, 0x00000100,
683 0x9144, 0xffffffff, 0x00000100,
684 0x5644, 0xffffffff, 0x00000100,
685 0x9b7c, 0xffffffff, 0x00000000,
686 0x8030, 0xffffffff, 0x0000100a,
687 0x8a14, 0xffffffff, 0x00000007,
688 0x8b24, 0xffffffff, 0x00ff0fff,
689 0x8b10, 0xffffffff, 0x00000000,
690 0x28a4c, 0x06000000, 0x06000000,
691 0x4d8, 0xffffffff, 0x00000100,
692 0x913c, 0xffff000f, 0x0100000a,
693 0x960c, 0xffffffff, 0x54763210,
694 0x88c4, 0xffffffff, 0x000000c2,
695 0x88d4, 0xffffffff, 0x00000010,
696 0x8974, 0xffffffff, 0x00000000,
697 0xc78, 0x00000080, 0x00000080,
698 0x5e78, 0xffffffff, 0x001000f0,
699 0xd02c, 0xffffffff, 0x08421000,
700 0xa008, 0xffffffff, 0x00010000,
701 0x8d00, 0xffffffff, 0x100e4848,
702 0x8d04, 0xffffffff, 0x00164745,
703 0x8c00, 0xffffffff, 0xe4000003,
704 0x8cf0, 0x1fffffff, 0x08e00620,
705 0x28350, 0xffffffff, 0x00000000,
706 0x9508, 0xffffffff, 0x00000002
707 };
708
709 static const u32 sumo_golden_registers[] =
710 {
711 0x900c, 0x00ffffff, 0x0017071f,
712 0x8c18, 0xffffffff, 0x10101060,
713 0x8c1c, 0xffffffff, 0x00001010,
714 0x8c30, 0x0000000f, 0x00000005,
715 0x9688, 0x0000000f, 0x00000007
716 };
717
718 static const u32 wrestler_golden_registers[] =
719 {
720 0x5eb4, 0xffffffff, 0x00000002,
721 0x5c4, 0xffffffff, 0x00000001,
722 0x7030, 0xffffffff, 0x00000011,
723 0x7c30, 0xffffffff, 0x00000011,
724 0x6104, 0x01000300, 0x00000000,
725 0x5bc0, 0x00300000, 0x00000000,
726 0x918c, 0xffffffff, 0x00010006,
727 0x91a8, 0xffffffff, 0x00010006,
728 0x9150, 0xffffffff, 0x6e944040,
729 0x917c, 0xffffffff, 0x00030002,
730 0x9198, 0xffffffff, 0x00030002,
731 0x915c, 0xffffffff, 0x00010000,
732 0x3f90, 0xffff0000, 0xff000000,
733 0x9178, 0xffffffff, 0x00070000,
734 0x9194, 0xffffffff, 0x00070000,
735 0x9148, 0xffff0000, 0xff000000,
736 0x9190, 0xffffffff, 0x00090008,
737 0x91ac, 0xffffffff, 0x00090008,
738 0x3f94, 0xffff0000, 0xff000000,
739 0x914c, 0xffff0000, 0xff000000,
740 0x929c, 0xffffffff, 0x00000001,
741 0x8a18, 0xffffffff, 0x00000100,
742 0x8b28, 0xffffffff, 0x00000100,
743 0x9144, 0xffffffff, 0x00000100,
744 0x9b7c, 0xffffffff, 0x00000000,
745 0x8030, 0xffffffff, 0x0000100a,
746 0x8a14, 0xffffffff, 0x00000001,
747 0x8b24, 0xffffffff, 0x00ff0fff,
748 0x8b10, 0xffffffff, 0x00000000,
749 0x28a4c, 0x06000000, 0x06000000,
750 0x4d8, 0xffffffff, 0x00000100,
751 0x913c, 0xffff000f, 0x0100000a,
752 0x960c, 0xffffffff, 0x54763210,
753 0x88c4, 0xffffffff, 0x000000c2,
754 0x88d4, 0xffffffff, 0x00000010,
755 0x8974, 0xffffffff, 0x00000000,
756 0xc78, 0x00000080, 0x00000080,
757 0x5e78, 0xffffffff, 0x001000f0,
758 0xd02c, 0xffffffff, 0x08421000,
759 0xa008, 0xffffffff, 0x00010000,
760 0x8d00, 0xffffffff, 0x100e4848,
761 0x8d04, 0xffffffff, 0x00164745,
762 0x8c00, 0xffffffff, 0xe4000003,
763 0x8cf0, 0x1fffffff, 0x08e00410,
764 0x28350, 0xffffffff, 0x00000000,
765 0x9508, 0xffffffff, 0x00000002,
766 0x900c, 0xffffffff, 0x0017071f,
767 0x8c18, 0xffffffff, 0x10101060,
768 0x8c1c, 0xffffffff, 0x00001010
769 };
770
771 static const u32 barts_golden_registers[] =
772 {
773 0x5eb4, 0xffffffff, 0x00000002,
774 0x5e78, 0x8f311ff1, 0x001000f0,
775 0x3f90, 0xffff0000, 0xff000000,
776 0x9148, 0xffff0000, 0xff000000,
777 0x3f94, 0xffff0000, 0xff000000,
778 0x914c, 0xffff0000, 0xff000000,
779 0xc78, 0x00000080, 0x00000080,
780 0xbd4, 0x70073777, 0x00010001,
781 0xd02c, 0xbfffff1f, 0x08421000,
782 0xd0b8, 0x03773777, 0x02011003,
783 0x5bc0, 0x00200000, 0x50100000,
784 0x98f8, 0x33773777, 0x02011003,
785 0x98fc, 0xffffffff, 0x76543210,
786 0x7030, 0x31000311, 0x00000011,
787 0x2f48, 0x00000007, 0x02011003,
788 0x6b28, 0x00000010, 0x00000012,
789 0x7728, 0x00000010, 0x00000012,
790 0x10328, 0x00000010, 0x00000012,
791 0x10f28, 0x00000010, 0x00000012,
792 0x11b28, 0x00000010, 0x00000012,
793 0x12728, 0x00000010, 0x00000012,
794 0x240c, 0x000007ff, 0x00000380,
795 0x8a14, 0xf000001f, 0x00000007,
796 0x8b24, 0x3fff3fff, 0x00ff0fff,
797 0x8b10, 0x0000ff0f, 0x00000000,
798 0x28a4c, 0x07ffffff, 0x06000000,
799 0x10c, 0x00000001, 0x00010003,
800 0xa02c, 0xffffffff, 0x0000009b,
801 0x913c, 0x0000000f, 0x0100000a,
802 0x8d00, 0xffff7f7f, 0x100e4848,
803 0x8d04, 0x00ffffff, 0x00164745,
804 0x8c00, 0xfffc0003, 0xe4000003,
805 0x8c04, 0xf8ff00ff, 0x40600060,
806 0x8c08, 0x00ff00ff, 0x001c001c,
807 0x8cf0, 0x1fff1fff, 0x08e00620,
808 0x8c20, 0x0fff0fff, 0x00800080,
809 0x8c24, 0x0fff0fff, 0x00800080,
810 0x8c18, 0xffffffff, 0x20202078,
811 0x8c1c, 0x0000ffff, 0x00001010,
812 0x28350, 0x00000f01, 0x00000000,
813 0x9508, 0x3700001f, 0x00000002,
814 0x960c, 0xffffffff, 0x54763210,
815 0x88c4, 0x001f3ae3, 0x000000c2,
816 0x88d4, 0x0000001f, 0x00000010,
817 0x8974, 0xffffffff, 0x00000000
818 };
819
820 static const u32 turks_golden_registers[] =
821 {
822 0x5eb4, 0xffffffff, 0x00000002,
823 0x5e78, 0x8f311ff1, 0x001000f0,
824 0x8c8, 0x00003000, 0x00001070,
825 0x8cc, 0x000fffff, 0x00040035,
826 0x3f90, 0xffff0000, 0xfff00000,
827 0x9148, 0xffff0000, 0xfff00000,
828 0x3f94, 0xffff0000, 0xfff00000,
829 0x914c, 0xffff0000, 0xfff00000,
830 0xc78, 0x00000080, 0x00000080,
831 0xbd4, 0x00073007, 0x00010002,
832 0xd02c, 0xbfffff1f, 0x08421000,
833 0xd0b8, 0x03773777, 0x02010002,
834 0x5bc0, 0x00200000, 0x50100000,
835 0x98f8, 0x33773777, 0x00010002,
836 0x98fc, 0xffffffff, 0x33221100,
837 0x7030, 0x31000311, 0x00000011,
838 0x2f48, 0x33773777, 0x00010002,
839 0x6b28, 0x00000010, 0x00000012,
840 0x7728, 0x00000010, 0x00000012,
841 0x10328, 0x00000010, 0x00000012,
842 0x10f28, 0x00000010, 0x00000012,
843 0x11b28, 0x00000010, 0x00000012,
844 0x12728, 0x00000010, 0x00000012,
845 0x240c, 0x000007ff, 0x00000380,
846 0x8a14, 0xf000001f, 0x00000007,
847 0x8b24, 0x3fff3fff, 0x00ff0fff,
848 0x8b10, 0x0000ff0f, 0x00000000,
849 0x28a4c, 0x07ffffff, 0x06000000,
850 0x10c, 0x00000001, 0x00010003,
851 0xa02c, 0xffffffff, 0x0000009b,
852 0x913c, 0x0000000f, 0x0100000a,
853 0x8d00, 0xffff7f7f, 0x100e4848,
854 0x8d04, 0x00ffffff, 0x00164745,
855 0x8c00, 0xfffc0003, 0xe4000003,
856 0x8c04, 0xf8ff00ff, 0x40600060,
857 0x8c08, 0x00ff00ff, 0x001c001c,
858 0x8cf0, 0x1fff1fff, 0x08e00410,
859 0x8c20, 0x0fff0fff, 0x00800080,
860 0x8c24, 0x0fff0fff, 0x00800080,
861 0x8c18, 0xffffffff, 0x20202078,
862 0x8c1c, 0x0000ffff, 0x00001010,
863 0x28350, 0x00000f01, 0x00000000,
864 0x9508, 0x3700001f, 0x00000002,
865 0x960c, 0xffffffff, 0x54763210,
866 0x88c4, 0x001f3ae3, 0x000000c2,
867 0x88d4, 0x0000001f, 0x00000010,
868 0x8974, 0xffffffff, 0x00000000
869 };
870
871 static const u32 caicos_golden_registers[] =
872 {
873 0x5eb4, 0xffffffff, 0x00000002,
874 0x5e78, 0x8f311ff1, 0x001000f0,
875 0x8c8, 0x00003420, 0x00001450,
876 0x8cc, 0x000fffff, 0x00040035,
877 0x3f90, 0xffff0000, 0xfffc0000,
878 0x9148, 0xffff0000, 0xfffc0000,
879 0x3f94, 0xffff0000, 0xfffc0000,
880 0x914c, 0xffff0000, 0xfffc0000,
881 0xc78, 0x00000080, 0x00000080,
882 0xbd4, 0x00073007, 0x00010001,
883 0xd02c, 0xbfffff1f, 0x08421000,
884 0xd0b8, 0x03773777, 0x02010001,
885 0x5bc0, 0x00200000, 0x50100000,
886 0x98f8, 0x33773777, 0x02010001,
887 0x98fc, 0xffffffff, 0x33221100,
888 0x7030, 0x31000311, 0x00000011,
889 0x2f48, 0x33773777, 0x02010001,
890 0x6b28, 0x00000010, 0x00000012,
891 0x7728, 0x00000010, 0x00000012,
892 0x10328, 0x00000010, 0x00000012,
893 0x10f28, 0x00000010, 0x00000012,
894 0x11b28, 0x00000010, 0x00000012,
895 0x12728, 0x00000010, 0x00000012,
896 0x240c, 0x000007ff, 0x00000380,
897 0x8a14, 0xf000001f, 0x00000001,
898 0x8b24, 0x3fff3fff, 0x00ff0fff,
899 0x8b10, 0x0000ff0f, 0x00000000,
900 0x28a4c, 0x07ffffff, 0x06000000,
901 0x10c, 0x00000001, 0x00010003,
902 0xa02c, 0xffffffff, 0x0000009b,
903 0x913c, 0x0000000f, 0x0100000a,
904 0x8d00, 0xffff7f7f, 0x100e4848,
905 0x8d04, 0x00ffffff, 0x00164745,
906 0x8c00, 0xfffc0003, 0xe4000003,
907 0x8c04, 0xf8ff00ff, 0x40600060,
908 0x8c08, 0x00ff00ff, 0x001c001c,
909 0x8cf0, 0x1fff1fff, 0x08e00410,
910 0x8c20, 0x0fff0fff, 0x00800080,
911 0x8c24, 0x0fff0fff, 0x00800080,
912 0x8c18, 0xffffffff, 0x20202078,
913 0x8c1c, 0x0000ffff, 0x00001010,
914 0x28350, 0x00000f01, 0x00000000,
915 0x9508, 0x3700001f, 0x00000002,
916 0x960c, 0xffffffff, 0x54763210,
917 0x88c4, 0x001f3ae3, 0x000000c2,
918 0x88d4, 0x0000001f, 0x00000010,
919 0x8974, 0xffffffff, 0x00000000
920 };
921
922 static void evergreen_init_golden_registers(struct radeon_device *rdev)
923 {
924 switch (rdev->family) {
925 case CHIP_CYPRESS:
926 case CHIP_HEMLOCK:
927 radeon_program_register_sequence(rdev,
928 evergreen_golden_registers,
929 (const u32)ARRAY_SIZE(evergreen_golden_registers));
930 radeon_program_register_sequence(rdev,
931 evergreen_golden_registers2,
932 (const u32)ARRAY_SIZE(evergreen_golden_registers2));
933 radeon_program_register_sequence(rdev,
934 cypress_mgcg_init,
935 (const u32)ARRAY_SIZE(cypress_mgcg_init));
936 break;
937 case CHIP_JUNIPER:
938 radeon_program_register_sequence(rdev,
939 evergreen_golden_registers,
940 (const u32)ARRAY_SIZE(evergreen_golden_registers));
941 radeon_program_register_sequence(rdev,
942 evergreen_golden_registers2,
943 (const u32)ARRAY_SIZE(evergreen_golden_registers2));
944 radeon_program_register_sequence(rdev,
945 juniper_mgcg_init,
946 (const u32)ARRAY_SIZE(juniper_mgcg_init));
947 break;
948 case CHIP_REDWOOD:
949 radeon_program_register_sequence(rdev,
950 evergreen_golden_registers,
951 (const u32)ARRAY_SIZE(evergreen_golden_registers));
952 radeon_program_register_sequence(rdev,
953 evergreen_golden_registers2,
954 (const u32)ARRAY_SIZE(evergreen_golden_registers2));
955 radeon_program_register_sequence(rdev,
956 redwood_mgcg_init,
957 (const u32)ARRAY_SIZE(redwood_mgcg_init));
958 break;
959 case CHIP_CEDAR:
960 radeon_program_register_sequence(rdev,
961 cedar_golden_registers,
962 (const u32)ARRAY_SIZE(cedar_golden_registers));
963 radeon_program_register_sequence(rdev,
964 evergreen_golden_registers2,
965 (const u32)ARRAY_SIZE(evergreen_golden_registers2));
966 radeon_program_register_sequence(rdev,
967 cedar_mgcg_init,
968 (const u32)ARRAY_SIZE(cedar_mgcg_init));
969 break;
970 case CHIP_PALM:
971 radeon_program_register_sequence(rdev,
972 wrestler_golden_registers,
973 (const u32)ARRAY_SIZE(wrestler_golden_registers));
974 break;
975 case CHIP_SUMO:
976 radeon_program_register_sequence(rdev,
977 supersumo_golden_registers,
978 (const u32)ARRAY_SIZE(supersumo_golden_registers));
979 break;
980 case CHIP_SUMO2:
981 radeon_program_register_sequence(rdev,
982 supersumo_golden_registers,
983 (const u32)ARRAY_SIZE(supersumo_golden_registers));
984 radeon_program_register_sequence(rdev,
985 sumo_golden_registers,
986 (const u32)ARRAY_SIZE(sumo_golden_registers));
987 break;
988 case CHIP_BARTS:
989 radeon_program_register_sequence(rdev,
990 barts_golden_registers,
991 (const u32)ARRAY_SIZE(barts_golden_registers));
992 break;
993 case CHIP_TURKS:
994 radeon_program_register_sequence(rdev,
995 turks_golden_registers,
996 (const u32)ARRAY_SIZE(turks_golden_registers));
997 break;
998 case CHIP_CAICOS:
999 radeon_program_register_sequence(rdev,
1000 caicos_golden_registers,
1001 (const u32)ARRAY_SIZE(caicos_golden_registers));
1002 break;
1003 default:
1004 break;
1005 }
1006 }
1007
1008 void evergreen_tiling_fields(unsigned tiling_flags, unsigned *bankw,
1009 unsigned *bankh, unsigned *mtaspect,
1010 unsigned *tile_split)
1011 {
1012 *bankw = (tiling_flags >> RADEON_TILING_EG_BANKW_SHIFT) & RADEON_TILING_EG_BANKW_MASK;
1013 *bankh = (tiling_flags >> RADEON_TILING_EG_BANKH_SHIFT) & RADEON_TILING_EG_BANKH_MASK;
1014 *mtaspect = (tiling_flags >> RADEON_TILING_EG_MACRO_TILE_ASPECT_SHIFT) & RADEON_TILING_EG_MACRO_TILE_ASPECT_MASK;
1015 *tile_split = (tiling_flags >> RADEON_TILING_EG_TILE_SPLIT_SHIFT) & RADEON_TILING_EG_TILE_SPLIT_MASK;
1016 switch (*bankw) {
1017 default:
1018 case 1: *bankw = EVERGREEN_ADDR_SURF_BANK_WIDTH_1; break;
1019 case 2: *bankw = EVERGREEN_ADDR_SURF_BANK_WIDTH_2; break;
1020 case 4: *bankw = EVERGREEN_ADDR_SURF_BANK_WIDTH_4; break;
1021 case 8: *bankw = EVERGREEN_ADDR_SURF_BANK_WIDTH_8; break;
1022 }
1023 switch (*bankh) {
1024 default:
1025 case 1: *bankh = EVERGREEN_ADDR_SURF_BANK_HEIGHT_1; break;
1026 case 2: *bankh = EVERGREEN_ADDR_SURF_BANK_HEIGHT_2; break;
1027 case 4: *bankh = EVERGREEN_ADDR_SURF_BANK_HEIGHT_4; break;
1028 case 8: *bankh = EVERGREEN_ADDR_SURF_BANK_HEIGHT_8; break;
1029 }
1030 switch (*mtaspect) {
1031 default:
1032 case 1: *mtaspect = EVERGREEN_ADDR_SURF_MACRO_TILE_ASPECT_1; break;
1033 case 2: *mtaspect = EVERGREEN_ADDR_SURF_MACRO_TILE_ASPECT_2; break;
1034 case 4: *mtaspect = EVERGREEN_ADDR_SURF_MACRO_TILE_ASPECT_4; break;
1035 case 8: *mtaspect = EVERGREEN_ADDR_SURF_MACRO_TILE_ASPECT_8; break;
1036 }
1037 }
1038
1039 static int sumo_set_uvd_clock(struct radeon_device *rdev, u32 clock,
1040 u32 cntl_reg, u32 status_reg)
1041 {
1042 int r, i;
1043 struct atom_clock_dividers dividers;
1044
1045 r = radeon_atom_get_clock_dividers(rdev, COMPUTE_ENGINE_PLL_PARAM,
1046 clock, false, &dividers);
1047 if (r)
1048 return r;
1049
1050 WREG32_P(cntl_reg, dividers.post_div, ~(DCLK_DIR_CNTL_EN|DCLK_DIVIDER_MASK));
1051
1052 for (i = 0; i < 100; i++) {
1053 if (RREG32(status_reg) & DCLK_STATUS)
1054 break;
1055 mdelay(10);
1056 }
1057 if (i == 100)
1058 return -ETIMEDOUT;
1059
1060 return 0;
1061 }
1062
1063 int sumo_set_uvd_clocks(struct radeon_device *rdev, u32 vclk, u32 dclk)
1064 {
1065 int r = 0;
1066 u32 cg_scratch = RREG32(CG_SCRATCH1);
1067
1068 r = sumo_set_uvd_clock(rdev, vclk, CG_VCLK_CNTL, CG_VCLK_STATUS);
1069 if (r)
1070 goto done;
1071 cg_scratch &= 0xffff0000;
1072 cg_scratch |= vclk / 100; /* Mhz */
1073
1074 r = sumo_set_uvd_clock(rdev, dclk, CG_DCLK_CNTL, CG_DCLK_STATUS);
1075 if (r)
1076 goto done;
1077 cg_scratch &= 0x0000ffff;
1078 cg_scratch |= (dclk / 100) << 16; /* Mhz */
1079
1080 done:
1081 WREG32(CG_SCRATCH1, cg_scratch);
1082
1083 return r;
1084 }
1085
1086 int evergreen_set_uvd_clocks(struct radeon_device *rdev, u32 vclk, u32 dclk)
1087 {
1088 /* start off with something large */
1089 unsigned fb_div = 0, vclk_div = 0, dclk_div = 0;
1090 int r;
1091
1092 /* bypass vclk and dclk with bclk */
1093 WREG32_P(CG_UPLL_FUNC_CNTL_2,
1094 VCLK_SRC_SEL(1) | DCLK_SRC_SEL(1),
1095 ~(VCLK_SRC_SEL_MASK | DCLK_SRC_SEL_MASK));
1096
1097 /* put PLL in bypass mode */
1098 WREG32_P(CG_UPLL_FUNC_CNTL, UPLL_BYPASS_EN_MASK, ~UPLL_BYPASS_EN_MASK);
1099
1100 if (!vclk || !dclk) {
1101 /* keep the Bypass mode, put PLL to sleep */
1102 WREG32_P(CG_UPLL_FUNC_CNTL, UPLL_SLEEP_MASK, ~UPLL_SLEEP_MASK);
1103 return 0;
1104 }
1105
1106 r = radeon_uvd_calc_upll_dividers(rdev, vclk, dclk, 125000, 250000,
1107 16384, 0x03FFFFFF, 0, 128, 5,
1108 &fb_div, &vclk_div, &dclk_div);
1109 if (r)
1110 return r;
1111
1112 /* set VCO_MODE to 1 */
1113 WREG32_P(CG_UPLL_FUNC_CNTL, UPLL_VCO_MODE_MASK, ~UPLL_VCO_MODE_MASK);
1114
1115 /* toggle UPLL_SLEEP to 1 then back to 0 */
1116 WREG32_P(CG_UPLL_FUNC_CNTL, UPLL_SLEEP_MASK, ~UPLL_SLEEP_MASK);
1117 WREG32_P(CG_UPLL_FUNC_CNTL, 0, ~UPLL_SLEEP_MASK);
1118
1119 /* deassert UPLL_RESET */
1120 WREG32_P(CG_UPLL_FUNC_CNTL, 0, ~UPLL_RESET_MASK);
1121
1122 mdelay(1);
1123
1124 r = radeon_uvd_send_upll_ctlreq(rdev, CG_UPLL_FUNC_CNTL);
1125 if (r)
1126 return r;
1127
1128 /* assert UPLL_RESET again */
1129 WREG32_P(CG_UPLL_FUNC_CNTL, UPLL_RESET_MASK, ~UPLL_RESET_MASK);
1130
1131 /* disable spread spectrum. */
1132 WREG32_P(CG_UPLL_SPREAD_SPECTRUM, 0, ~SSEN_MASK);
1133
1134 /* set feedback divider */
1135 WREG32_P(CG_UPLL_FUNC_CNTL_3, UPLL_FB_DIV(fb_div), ~UPLL_FB_DIV_MASK);
1136
1137 /* set ref divider to 0 */
1138 WREG32_P(CG_UPLL_FUNC_CNTL, 0, ~UPLL_REF_DIV_MASK);
1139
1140 if (fb_div < 307200)
1141 WREG32_P(CG_UPLL_FUNC_CNTL_4, 0, ~UPLL_SPARE_ISPARE9);
1142 else
1143 WREG32_P(CG_UPLL_FUNC_CNTL_4, UPLL_SPARE_ISPARE9, ~UPLL_SPARE_ISPARE9);
1144
1145 /* set PDIV_A and PDIV_B */
1146 WREG32_P(CG_UPLL_FUNC_CNTL_2,
1147 UPLL_PDIV_A(vclk_div) | UPLL_PDIV_B(dclk_div),
1148 ~(UPLL_PDIV_A_MASK | UPLL_PDIV_B_MASK));
1149
1150 /* give the PLL some time to settle */
1151 mdelay(15);
1152
1153 /* deassert PLL_RESET */
1154 WREG32_P(CG_UPLL_FUNC_CNTL, 0, ~UPLL_RESET_MASK);
1155
1156 mdelay(15);
1157
1158 /* switch from bypass mode to normal mode */
1159 WREG32_P(CG_UPLL_FUNC_CNTL, 0, ~UPLL_BYPASS_EN_MASK);
1160
1161 r = radeon_uvd_send_upll_ctlreq(rdev, CG_UPLL_FUNC_CNTL);
1162 if (r)
1163 return r;
1164
1165 /* switch VCLK and DCLK selection */
1166 WREG32_P(CG_UPLL_FUNC_CNTL_2,
1167 VCLK_SRC_SEL(2) | DCLK_SRC_SEL(2),
1168 ~(VCLK_SRC_SEL_MASK | DCLK_SRC_SEL_MASK));
1169
1170 mdelay(100);
1171
1172 return 0;
1173 }
1174
1175 void evergreen_fix_pci_max_read_req_size(struct radeon_device *rdev)
1176 {
1177 int readrq;
1178 u16 v;
1179
1180 readrq = pcie_get_readrq(rdev->pdev);
1181 v = ffs(readrq) - 8;
1182 /* if bios or OS sets MAX_READ_REQUEST_SIZE to an invalid value, fix it
1183 * to avoid hangs or perfomance issues
1184 */
1185 if ((v == 0) || (v == 6) || (v == 7))
1186 pcie_set_readrq(rdev->pdev, 512);
1187 }
1188
1189 void dce4_program_fmt(struct drm_encoder *encoder)
1190 {
1191 struct drm_device *dev = encoder->dev;
1192 struct radeon_device *rdev = dev->dev_private;
1193 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
1194 struct radeon_crtc *radeon_crtc = to_radeon_crtc(encoder->crtc);
1195 struct drm_connector *connector = radeon_get_connector_for_encoder(encoder);
1196 int bpc = 0;
1197 u32 tmp = 0;
1198 enum radeon_connector_dither dither = RADEON_FMT_DITHER_DISABLE;
1199
1200 if (connector) {
1201 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1202 bpc = radeon_get_monitor_bpc(connector);
1203 dither = radeon_connector->dither;
1204 }
1205
1206 /* LVDS/eDP FMT is set up by atom */
1207 if (radeon_encoder->devices & ATOM_DEVICE_LCD_SUPPORT)
1208 return;
1209
1210 /* not needed for analog */
1211 if ((radeon_encoder->encoder_id == ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DAC1) ||
1212 (radeon_encoder->encoder_id == ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DAC2))
1213 return;
1214
1215 if (bpc == 0)
1216 return;
1217
1218 switch (bpc) {
1219 case 6:
1220 if (dither == RADEON_FMT_DITHER_ENABLE)
1221 /* XXX sort out optimal dither settings */
1222 tmp |= (FMT_FRAME_RANDOM_ENABLE | FMT_HIGHPASS_RANDOM_ENABLE |
1223 FMT_SPATIAL_DITHER_EN);
1224 else
1225 tmp |= FMT_TRUNCATE_EN;
1226 break;
1227 case 8:
1228 if (dither == RADEON_FMT_DITHER_ENABLE)
1229 /* XXX sort out optimal dither settings */
1230 tmp |= (FMT_FRAME_RANDOM_ENABLE | FMT_HIGHPASS_RANDOM_ENABLE |
1231 FMT_RGB_RANDOM_ENABLE |
1232 FMT_SPATIAL_DITHER_EN | FMT_SPATIAL_DITHER_DEPTH);
1233 else
1234 tmp |= (FMT_TRUNCATE_EN | FMT_TRUNCATE_DEPTH);
1235 break;
1236 case 10:
1237 default:
1238 /* not needed */
1239 break;
1240 }
1241
1242 WREG32(FMT_BIT_DEPTH_CONTROL + radeon_crtc->crtc_offset, tmp);
1243 }
1244
1245 static bool dce4_is_in_vblank(struct radeon_device *rdev, int crtc)
1246 {
1247 if (RREG32(EVERGREEN_CRTC_STATUS + crtc_offsets[crtc]) & EVERGREEN_CRTC_V_BLANK)
1248 return true;
1249 else
1250 return false;
1251 }
1252
1253 static bool dce4_is_counter_moving(struct radeon_device *rdev, int crtc)
1254 {
1255 u32 pos1, pos2;
1256
1257 pos1 = RREG32(EVERGREEN_CRTC_STATUS_POSITION + crtc_offsets[crtc]);
1258 pos2 = RREG32(EVERGREEN_CRTC_STATUS_POSITION + crtc_offsets[crtc]);
1259
1260 if (pos1 != pos2)
1261 return true;
1262 else
1263 return false;
1264 }
1265
1266 /**
1267 * dce4_wait_for_vblank - vblank wait asic callback.
1268 *
1269 * @rdev: radeon_device pointer
1270 * @crtc: crtc to wait for vblank on
1271 *
1272 * Wait for vblank on the requested crtc (evergreen+).
1273 */
1274 void dce4_wait_for_vblank(struct radeon_device *rdev, int crtc)
1275 {
1276 unsigned i = 0;
1277
1278 if (crtc >= rdev->num_crtc)
1279 return;
1280
1281 if (!(RREG32(EVERGREEN_CRTC_CONTROL + crtc_offsets[crtc]) & EVERGREEN_CRTC_MASTER_EN))
1282 return;
1283
1284 /* depending on when we hit vblank, we may be close to active; if so,
1285 * wait for another frame.
1286 */
1287 while (dce4_is_in_vblank(rdev, crtc)) {
1288 if (i++ % 100 == 0) {
1289 if (!dce4_is_counter_moving(rdev, crtc))
1290 break;
1291 }
1292 }
1293
1294 while (!dce4_is_in_vblank(rdev, crtc)) {
1295 if (i++ % 100 == 0) {
1296 if (!dce4_is_counter_moving(rdev, crtc))
1297 break;
1298 }
1299 }
1300 }
1301
1302 /**
1303 * evergreen_page_flip - pageflip callback.
1304 *
1305 * @rdev: radeon_device pointer
1306 * @crtc_id: crtc to cleanup pageflip on
1307 * @crtc_base: new address of the crtc (GPU MC address)
1308 *
1309 * Does the actual pageflip (evergreen+).
1310 * During vblank we take the crtc lock and wait for the update_pending
1311 * bit to go high, when it does, we release the lock, and allow the
1312 * double buffered update to take place.
1313 * Returns the current update pending status.
1314 */
1315 void evergreen_page_flip(struct radeon_device *rdev, int crtc_id, u64 crtc_base)
1316 {
1317 struct radeon_crtc *radeon_crtc = rdev->mode_info.crtcs[crtc_id];
1318 u32 tmp = RREG32(EVERGREEN_GRPH_UPDATE + radeon_crtc->crtc_offset);
1319 int i;
1320
1321 /* Lock the graphics update lock */
1322 tmp |= EVERGREEN_GRPH_UPDATE_LOCK;
1323 WREG32(EVERGREEN_GRPH_UPDATE + radeon_crtc->crtc_offset, tmp);
1324
1325 /* update the scanout addresses */
1326 WREG32(EVERGREEN_GRPH_SECONDARY_SURFACE_ADDRESS_HIGH + radeon_crtc->crtc_offset,
1327 upper_32_bits(crtc_base));
1328 WREG32(EVERGREEN_GRPH_SECONDARY_SURFACE_ADDRESS + radeon_crtc->crtc_offset,
1329 (u32)crtc_base);
1330
1331 WREG32(EVERGREEN_GRPH_PRIMARY_SURFACE_ADDRESS_HIGH + radeon_crtc->crtc_offset,
1332 upper_32_bits(crtc_base));
1333 WREG32(EVERGREEN_GRPH_PRIMARY_SURFACE_ADDRESS + radeon_crtc->crtc_offset,
1334 (u32)crtc_base);
1335
1336 /* Wait for update_pending to go high. */
1337 for (i = 0; i < rdev->usec_timeout; i++) {
1338 if (RREG32(EVERGREEN_GRPH_UPDATE + radeon_crtc->crtc_offset) & EVERGREEN_GRPH_SURFACE_UPDATE_PENDING)
1339 break;
1340 udelay(1);
1341 }
1342 DRM_DEBUG("Update pending now high. Unlocking vupdate_lock.\n");
1343
1344 /* Unlock the lock, so double-buffering can take place inside vblank */
1345 tmp &= ~EVERGREEN_GRPH_UPDATE_LOCK;
1346 WREG32(EVERGREEN_GRPH_UPDATE + radeon_crtc->crtc_offset, tmp);
1347 }
1348
1349 /**
1350 * evergreen_page_flip_pending - check if page flip is still pending
1351 *
1352 * @rdev: radeon_device pointer
1353 * @crtc_id: crtc to check
1354 *
1355 * Returns the current update pending status.
1356 */
1357 bool evergreen_page_flip_pending(struct radeon_device *rdev, int crtc_id)
1358 {
1359 struct radeon_crtc *radeon_crtc = rdev->mode_info.crtcs[crtc_id];
1360
1361 /* Return current update_pending status: */
1362 return !!(RREG32(EVERGREEN_GRPH_UPDATE + radeon_crtc->crtc_offset) &
1363 EVERGREEN_GRPH_SURFACE_UPDATE_PENDING);
1364 }
1365
1366 /* get temperature in millidegrees */
1367 int evergreen_get_temp(struct radeon_device *rdev)
1368 {
1369 u32 temp, toffset;
1370 int actual_temp = 0;
1371
1372 if (rdev->family == CHIP_JUNIPER) {
1373 toffset = (RREG32(CG_THERMAL_CTRL) & TOFFSET_MASK) >>
1374 TOFFSET_SHIFT;
1375 temp = (RREG32(CG_TS0_STATUS) & TS0_ADC_DOUT_MASK) >>
1376 TS0_ADC_DOUT_SHIFT;
1377
1378 if (toffset & 0x100)
1379 actual_temp = temp / 2 - (0x200 - toffset);
1380 else
1381 actual_temp = temp / 2 + toffset;
1382
1383 actual_temp = actual_temp * 1000;
1384
1385 } else {
1386 temp = (RREG32(CG_MULT_THERMAL_STATUS) & ASIC_T_MASK) >>
1387 ASIC_T_SHIFT;
1388
1389 if (temp & 0x400)
1390 actual_temp = -256;
1391 else if (temp & 0x200)
1392 actual_temp = 255;
1393 else if (temp & 0x100) {
1394 actual_temp = temp & 0x1ff;
1395 actual_temp |= ~0x1ff;
1396 } else
1397 actual_temp = temp & 0xff;
1398
1399 actual_temp = (actual_temp * 1000) / 2;
1400 }
1401
1402 return actual_temp;
1403 }
1404
1405 int sumo_get_temp(struct radeon_device *rdev)
1406 {
1407 u32 temp = RREG32(CG_THERMAL_STATUS) & 0xff;
1408 int actual_temp = temp - 49;
1409
1410 return actual_temp * 1000;
1411 }
1412
1413 /**
1414 * sumo_pm_init_profile - Initialize power profiles callback.
1415 *
1416 * @rdev: radeon_device pointer
1417 *
1418 * Initialize the power states used in profile mode
1419 * (sumo, trinity, SI).
1420 * Used for profile mode only.
1421 */
1422 void sumo_pm_init_profile(struct radeon_device *rdev)
1423 {
1424 int idx;
1425
1426 /* default */
1427 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_off_ps_idx = rdev->pm.default_power_state_index;
1428 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_on_ps_idx = rdev->pm.default_power_state_index;
1429 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_off_cm_idx = 0;
1430 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_on_cm_idx = 0;
1431
1432 /* low,mid sh/mh */
1433 if (rdev->flags & RADEON_IS_MOBILITY)
1434 idx = radeon_pm_get_type_index(rdev, POWER_STATE_TYPE_BATTERY, 0);
1435 else
1436 idx = radeon_pm_get_type_index(rdev, POWER_STATE_TYPE_PERFORMANCE, 0);
1437
1438 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_off_ps_idx = idx;
1439 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_on_ps_idx = idx;
1440 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_off_cm_idx = 0;
1441 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_on_cm_idx = 0;
1442
1443 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_off_ps_idx = idx;
1444 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_on_ps_idx = idx;
1445 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_off_cm_idx = 0;
1446 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_on_cm_idx = 0;
1447
1448 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_off_ps_idx = idx;
1449 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_on_ps_idx = idx;
1450 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_off_cm_idx = 0;
1451 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_on_cm_idx = 0;
1452
1453 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_off_ps_idx = idx;
1454 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_on_ps_idx = idx;
1455 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_off_cm_idx = 0;
1456 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_on_cm_idx = 0;
1457
1458 /* high sh/mh */
1459 idx = radeon_pm_get_type_index(rdev, POWER_STATE_TYPE_PERFORMANCE, 0);
1460 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_off_ps_idx = idx;
1461 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_on_ps_idx = idx;
1462 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_off_cm_idx = 0;
1463 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_on_cm_idx =
1464 rdev->pm.power_state[idx].num_clock_modes - 1;
1465
1466 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_off_ps_idx = idx;
1467 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_on_ps_idx = idx;
1468 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_off_cm_idx = 0;
1469 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_on_cm_idx =
1470 rdev->pm.power_state[idx].num_clock_modes - 1;
1471 }
1472
1473 /**
1474 * btc_pm_init_profile - Initialize power profiles callback.
1475 *
1476 * @rdev: radeon_device pointer
1477 *
1478 * Initialize the power states used in profile mode
1479 * (BTC, cayman).
1480 * Used for profile mode only.
1481 */
1482 void btc_pm_init_profile(struct radeon_device *rdev)
1483 {
1484 int idx;
1485
1486 /* default */
1487 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_off_ps_idx = rdev->pm.default_power_state_index;
1488 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_on_ps_idx = rdev->pm.default_power_state_index;
1489 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_off_cm_idx = 0;
1490 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_on_cm_idx = 2;
1491 /* starting with BTC, there is one state that is used for both
1492 * MH and SH. Difference is that we always use the high clock index for
1493 * mclk.
1494 */
1495 if (rdev->flags & RADEON_IS_MOBILITY)
1496 idx = radeon_pm_get_type_index(rdev, POWER_STATE_TYPE_BATTERY, 0);
1497 else
1498 idx = radeon_pm_get_type_index(rdev, POWER_STATE_TYPE_PERFORMANCE, 0);
1499 /* low sh */
1500 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_off_ps_idx = idx;
1501 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_on_ps_idx = idx;
1502 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_off_cm_idx = 0;
1503 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_on_cm_idx = 0;
1504 /* mid sh */
1505 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_off_ps_idx = idx;
1506 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_on_ps_idx = idx;
1507 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_off_cm_idx = 0;
1508 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_on_cm_idx = 1;
1509 /* high sh */
1510 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_off_ps_idx = idx;
1511 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_on_ps_idx = idx;
1512 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_off_cm_idx = 0;
1513 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_on_cm_idx = 2;
1514 /* low mh */
1515 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_off_ps_idx = idx;
1516 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_on_ps_idx = idx;
1517 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_off_cm_idx = 0;
1518 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_on_cm_idx = 0;
1519 /* mid mh */
1520 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_off_ps_idx = idx;
1521 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_on_ps_idx = idx;
1522 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_off_cm_idx = 0;
1523 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_on_cm_idx = 1;
1524 /* high mh */
1525 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_off_ps_idx = idx;
1526 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_on_ps_idx = idx;
1527 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_off_cm_idx = 0;
1528 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_on_cm_idx = 2;
1529 }
1530
1531 /**
1532 * evergreen_pm_misc - set additional pm hw parameters callback.
1533 *
1534 * @rdev: radeon_device pointer
1535 *
1536 * Set non-clock parameters associated with a power state
1537 * (voltage, etc.) (evergreen+).
1538 */
1539 void evergreen_pm_misc(struct radeon_device *rdev)
1540 {
1541 int req_ps_idx = rdev->pm.requested_power_state_index;
1542 int req_cm_idx = rdev->pm.requested_clock_mode_index;
1543 struct radeon_power_state *ps = &rdev->pm.power_state[req_ps_idx];
1544 struct radeon_voltage *voltage = &ps->clock_info[req_cm_idx].voltage;
1545
1546 if (voltage->type == VOLTAGE_SW) {
1547 /* 0xff0x are flags rather then an actual voltage */
1548 if ((voltage->voltage & 0xff00) == 0xff00)
1549 return;
1550 if (voltage->voltage && (voltage->voltage != rdev->pm.current_vddc)) {
1551 radeon_atom_set_voltage(rdev, voltage->voltage, SET_VOLTAGE_TYPE_ASIC_VDDC);
1552 rdev->pm.current_vddc = voltage->voltage;
1553 DRM_DEBUG("Setting: vddc: %d\n", voltage->voltage);
1554 }
1555
1556 /* starting with BTC, there is one state that is used for both
1557 * MH and SH. Difference is that we always use the high clock index for
1558 * mclk and vddci.
1559 */
1560 if ((rdev->pm.pm_method == PM_METHOD_PROFILE) &&
1561 (rdev->family >= CHIP_BARTS) &&
1562 rdev->pm.active_crtc_count &&
1563 ((rdev->pm.profile_index == PM_PROFILE_MID_MH_IDX) ||
1564 (rdev->pm.profile_index == PM_PROFILE_LOW_MH_IDX)))
1565 voltage = &rdev->pm.power_state[req_ps_idx].
1566 clock_info[rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_on_cm_idx].voltage;
1567
1568 /* 0xff0x are flags rather then an actual voltage */
1569 if ((voltage->vddci & 0xff00) == 0xff00)
1570 return;
1571 if (voltage->vddci && (voltage->vddci != rdev->pm.current_vddci)) {
1572 radeon_atom_set_voltage(rdev, voltage->vddci, SET_VOLTAGE_TYPE_ASIC_VDDCI);
1573 rdev->pm.current_vddci = voltage->vddci;
1574 DRM_DEBUG("Setting: vddci: %d\n", voltage->vddci);
1575 }
1576 }
1577 }
1578
1579 /**
1580 * evergreen_pm_prepare - pre-power state change callback.
1581 *
1582 * @rdev: radeon_device pointer
1583 *
1584 * Prepare for a power state change (evergreen+).
1585 */
1586 void evergreen_pm_prepare(struct radeon_device *rdev)
1587 {
1588 struct drm_device *ddev = rdev->ddev;
1589 struct drm_crtc *crtc;
1590 struct radeon_crtc *radeon_crtc;
1591 u32 tmp;
1592
1593 /* disable any active CRTCs */
1594 list_for_each_entry(crtc, &ddev->mode_config.crtc_list, head) {
1595 radeon_crtc = to_radeon_crtc(crtc);
1596 if (radeon_crtc->enabled) {
1597 tmp = RREG32(EVERGREEN_CRTC_CONTROL + radeon_crtc->crtc_offset);
1598 tmp |= EVERGREEN_CRTC_DISP_READ_REQUEST_DISABLE;
1599 WREG32(EVERGREEN_CRTC_CONTROL + radeon_crtc->crtc_offset, tmp);
1600 }
1601 }
1602 }
1603
1604 /**
1605 * evergreen_pm_finish - post-power state change callback.
1606 *
1607 * @rdev: radeon_device pointer
1608 *
1609 * Clean up after a power state change (evergreen+).
1610 */
1611 void evergreen_pm_finish(struct radeon_device *rdev)
1612 {
1613 struct drm_device *ddev = rdev->ddev;
1614 struct drm_crtc *crtc;
1615 struct radeon_crtc *radeon_crtc;
1616 u32 tmp;
1617
1618 /* enable any active CRTCs */
1619 list_for_each_entry(crtc, &ddev->mode_config.crtc_list, head) {
1620 radeon_crtc = to_radeon_crtc(crtc);
1621 if (radeon_crtc->enabled) {
1622 tmp = RREG32(EVERGREEN_CRTC_CONTROL + radeon_crtc->crtc_offset);
1623 tmp &= ~EVERGREEN_CRTC_DISP_READ_REQUEST_DISABLE;
1624 WREG32(EVERGREEN_CRTC_CONTROL + radeon_crtc->crtc_offset, tmp);
1625 }
1626 }
1627 }
1628
1629 /**
1630 * evergreen_hpd_sense - hpd sense callback.
1631 *
1632 * @rdev: radeon_device pointer
1633 * @hpd: hpd (hotplug detect) pin
1634 *
1635 * Checks if a digital monitor is connected (evergreen+).
1636 * Returns true if connected, false if not connected.
1637 */
1638 bool evergreen_hpd_sense(struct radeon_device *rdev, enum radeon_hpd_id hpd)
1639 {
1640 bool connected = false;
1641
1642 switch (hpd) {
1643 case RADEON_HPD_1:
1644 if (RREG32(DC_HPD1_INT_STATUS) & DC_HPDx_SENSE)
1645 connected = true;
1646 break;
1647 case RADEON_HPD_2:
1648 if (RREG32(DC_HPD2_INT_STATUS) & DC_HPDx_SENSE)
1649 connected = true;
1650 break;
1651 case RADEON_HPD_3:
1652 if (RREG32(DC_HPD3_INT_STATUS) & DC_HPDx_SENSE)
1653 connected = true;
1654 break;
1655 case RADEON_HPD_4:
1656 if (RREG32(DC_HPD4_INT_STATUS) & DC_HPDx_SENSE)
1657 connected = true;
1658 break;
1659 case RADEON_HPD_5:
1660 if (RREG32(DC_HPD5_INT_STATUS) & DC_HPDx_SENSE)
1661 connected = true;
1662 break;
1663 case RADEON_HPD_6:
1664 if (RREG32(DC_HPD6_INT_STATUS) & DC_HPDx_SENSE)
1665 connected = true;
1666 break;
1667 default:
1668 break;
1669 }
1670
1671 return connected;
1672 }
1673
1674 /**
1675 * evergreen_hpd_set_polarity - hpd set polarity callback.
1676 *
1677 * @rdev: radeon_device pointer
1678 * @hpd: hpd (hotplug detect) pin
1679 *
1680 * Set the polarity of the hpd pin (evergreen+).
1681 */
1682 void evergreen_hpd_set_polarity(struct radeon_device *rdev,
1683 enum radeon_hpd_id hpd)
1684 {
1685 u32 tmp;
1686 bool connected = evergreen_hpd_sense(rdev, hpd);
1687
1688 switch (hpd) {
1689 case RADEON_HPD_1:
1690 tmp = RREG32(DC_HPD1_INT_CONTROL);
1691 if (connected)
1692 tmp &= ~DC_HPDx_INT_POLARITY;
1693 else
1694 tmp |= DC_HPDx_INT_POLARITY;
1695 WREG32(DC_HPD1_INT_CONTROL, tmp);
1696 break;
1697 case RADEON_HPD_2:
1698 tmp = RREG32(DC_HPD2_INT_CONTROL);
1699 if (connected)
1700 tmp &= ~DC_HPDx_INT_POLARITY;
1701 else
1702 tmp |= DC_HPDx_INT_POLARITY;
1703 WREG32(DC_HPD2_INT_CONTROL, tmp);
1704 break;
1705 case RADEON_HPD_3:
1706 tmp = RREG32(DC_HPD3_INT_CONTROL);
1707 if (connected)
1708 tmp &= ~DC_HPDx_INT_POLARITY;
1709 else
1710 tmp |= DC_HPDx_INT_POLARITY;
1711 WREG32(DC_HPD3_INT_CONTROL, tmp);
1712 break;
1713 case RADEON_HPD_4:
1714 tmp = RREG32(DC_HPD4_INT_CONTROL);
1715 if (connected)
1716 tmp &= ~DC_HPDx_INT_POLARITY;
1717 else
1718 tmp |= DC_HPDx_INT_POLARITY;
1719 WREG32(DC_HPD4_INT_CONTROL, tmp);
1720 break;
1721 case RADEON_HPD_5:
1722 tmp = RREG32(DC_HPD5_INT_CONTROL);
1723 if (connected)
1724 tmp &= ~DC_HPDx_INT_POLARITY;
1725 else
1726 tmp |= DC_HPDx_INT_POLARITY;
1727 WREG32(DC_HPD5_INT_CONTROL, tmp);
1728 break;
1729 case RADEON_HPD_6:
1730 tmp = RREG32(DC_HPD6_INT_CONTROL);
1731 if (connected)
1732 tmp &= ~DC_HPDx_INT_POLARITY;
1733 else
1734 tmp |= DC_HPDx_INT_POLARITY;
1735 WREG32(DC_HPD6_INT_CONTROL, tmp);
1736 break;
1737 default:
1738 break;
1739 }
1740 }
1741
1742 /**
1743 * evergreen_hpd_init - hpd setup callback.
1744 *
1745 * @rdev: radeon_device pointer
1746 *
1747 * Setup the hpd pins used by the card (evergreen+).
1748 * Enable the pin, set the polarity, and enable the hpd interrupts.
1749 */
1750 void evergreen_hpd_init(struct radeon_device *rdev)
1751 {
1752 struct drm_device *dev = rdev->ddev;
1753 struct drm_connector *connector;
1754 unsigned enabled = 0;
1755 u32 tmp = DC_HPDx_CONNECTION_TIMER(0x9c4) |
1756 DC_HPDx_RX_INT_TIMER(0xfa) | DC_HPDx_EN;
1757
1758 list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
1759 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1760
1761 if (connector->connector_type == DRM_MODE_CONNECTOR_eDP ||
1762 connector->connector_type == DRM_MODE_CONNECTOR_LVDS) {
1763 /* don't try to enable hpd on eDP or LVDS avoid breaking the
1764 * aux dp channel on imac and help (but not completely fix)
1765 * https://bugzilla.redhat.com/show_bug.cgi?id=726143
1766 * also avoid interrupt storms during dpms.
1767 */
1768 continue;
1769 }
1770 switch (radeon_connector->hpd.hpd) {
1771 case RADEON_HPD_1:
1772 WREG32(DC_HPD1_CONTROL, tmp);
1773 break;
1774 case RADEON_HPD_2:
1775 WREG32(DC_HPD2_CONTROL, tmp);
1776 break;
1777 case RADEON_HPD_3:
1778 WREG32(DC_HPD3_CONTROL, tmp);
1779 break;
1780 case RADEON_HPD_4:
1781 WREG32(DC_HPD4_CONTROL, tmp);
1782 break;
1783 case RADEON_HPD_5:
1784 WREG32(DC_HPD5_CONTROL, tmp);
1785 break;
1786 case RADEON_HPD_6:
1787 WREG32(DC_HPD6_CONTROL, tmp);
1788 break;
1789 default:
1790 break;
1791 }
1792 radeon_hpd_set_polarity(rdev, radeon_connector->hpd.hpd);
1793 enabled |= 1 << radeon_connector->hpd.hpd;
1794 }
1795 radeon_irq_kms_enable_hpd(rdev, enabled);
1796 }
1797
1798 /**
1799 * evergreen_hpd_fini - hpd tear down callback.
1800 *
1801 * @rdev: radeon_device pointer
1802 *
1803 * Tear down the hpd pins used by the card (evergreen+).
1804 * Disable the hpd interrupts.
1805 */
1806 void evergreen_hpd_fini(struct radeon_device *rdev)
1807 {
1808 struct drm_device *dev = rdev->ddev;
1809 struct drm_connector *connector;
1810 unsigned disabled = 0;
1811
1812 list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
1813 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1814 switch (radeon_connector->hpd.hpd) {
1815 case RADEON_HPD_1:
1816 WREG32(DC_HPD1_CONTROL, 0);
1817 break;
1818 case RADEON_HPD_2:
1819 WREG32(DC_HPD2_CONTROL, 0);
1820 break;
1821 case RADEON_HPD_3:
1822 WREG32(DC_HPD3_CONTROL, 0);
1823 break;
1824 case RADEON_HPD_4:
1825 WREG32(DC_HPD4_CONTROL, 0);
1826 break;
1827 case RADEON_HPD_5:
1828 WREG32(DC_HPD5_CONTROL, 0);
1829 break;
1830 case RADEON_HPD_6:
1831 WREG32(DC_HPD6_CONTROL, 0);
1832 break;
1833 default:
1834 break;
1835 }
1836 disabled |= 1 << radeon_connector->hpd.hpd;
1837 }
1838 radeon_irq_kms_disable_hpd(rdev, disabled);
1839 }
1840
1841 /* watermark setup */
1842
1843 static u32 evergreen_line_buffer_adjust(struct radeon_device *rdev,
1844 struct radeon_crtc *radeon_crtc,
1845 struct drm_display_mode *mode,
1846 struct drm_display_mode *other_mode)
1847 {
1848 u32 tmp, buffer_alloc, i;
1849 u32 pipe_offset = radeon_crtc->crtc_id * 0x20;
1850 /*
1851 * Line Buffer Setup
1852 * There are 3 line buffers, each one shared by 2 display controllers.
1853 * DC_LB_MEMORY_SPLIT controls how that line buffer is shared between
1854 * the display controllers. The paritioning is done via one of four
1855 * preset allocations specified in bits 2:0:
1856 * first display controller
1857 * 0 - first half of lb (3840 * 2)
1858 * 1 - first 3/4 of lb (5760 * 2)
1859 * 2 - whole lb (7680 * 2), other crtc must be disabled
1860 * 3 - first 1/4 of lb (1920 * 2)
1861 * second display controller
1862 * 4 - second half of lb (3840 * 2)
1863 * 5 - second 3/4 of lb (5760 * 2)
1864 * 6 - whole lb (7680 * 2), other crtc must be disabled
1865 * 7 - last 1/4 of lb (1920 * 2)
1866 */
1867 /* this can get tricky if we have two large displays on a paired group
1868 * of crtcs. Ideally for multiple large displays we'd assign them to
1869 * non-linked crtcs for maximum line buffer allocation.
1870 */
1871 if (radeon_crtc->base.enabled && mode) {
1872 if (other_mode) {
1873 tmp = 0; /* 1/2 */
1874 buffer_alloc = 1;
1875 } else {
1876 tmp = 2; /* whole */
1877 buffer_alloc = 2;
1878 }
1879 } else {
1880 tmp = 0;
1881 buffer_alloc = 0;
1882 }
1883
1884 /* second controller of the pair uses second half of the lb */
1885 if (radeon_crtc->crtc_id % 2)
1886 tmp += 4;
1887 WREG32(DC_LB_MEMORY_SPLIT + radeon_crtc->crtc_offset, tmp);
1888
1889 if (ASIC_IS_DCE41(rdev) || ASIC_IS_DCE5(rdev)) {
1890 WREG32(PIPE0_DMIF_BUFFER_CONTROL + pipe_offset,
1891 DMIF_BUFFERS_ALLOCATED(buffer_alloc));
1892 for (i = 0; i < rdev->usec_timeout; i++) {
1893 if (RREG32(PIPE0_DMIF_BUFFER_CONTROL + pipe_offset) &
1894 DMIF_BUFFERS_ALLOCATED_COMPLETED)
1895 break;
1896 udelay(1);
1897 }
1898 }
1899
1900 if (radeon_crtc->base.enabled && mode) {
1901 switch (tmp) {
1902 case 0:
1903 case 4:
1904 default:
1905 if (ASIC_IS_DCE5(rdev))
1906 return 4096 * 2;
1907 else
1908 return 3840 * 2;
1909 case 1:
1910 case 5:
1911 if (ASIC_IS_DCE5(rdev))
1912 return 6144 * 2;
1913 else
1914 return 5760 * 2;
1915 case 2:
1916 case 6:
1917 if (ASIC_IS_DCE5(rdev))
1918 return 8192 * 2;
1919 else
1920 return 7680 * 2;
1921 case 3:
1922 case 7:
1923 if (ASIC_IS_DCE5(rdev))
1924 return 2048 * 2;
1925 else
1926 return 1920 * 2;
1927 }
1928 }
1929
1930 /* controller not enabled, so no lb used */
1931 return 0;
1932 }
1933
1934 u32 evergreen_get_number_of_dram_channels(struct radeon_device *rdev)
1935 {
1936 u32 tmp = RREG32(MC_SHARED_CHMAP);
1937
1938 switch ((tmp & NOOFCHAN_MASK) >> NOOFCHAN_SHIFT) {
1939 case 0:
1940 default:
1941 return 1;
1942 case 1:
1943 return 2;
1944 case 2:
1945 return 4;
1946 case 3:
1947 return 8;
1948 }
1949 }
1950
1951 struct evergreen_wm_params {
1952 u32 dram_channels; /* number of dram channels */
1953 u32 yclk; /* bandwidth per dram data pin in kHz */
1954 u32 sclk; /* engine clock in kHz */
1955 u32 disp_clk; /* display clock in kHz */
1956 u32 src_width; /* viewport width */
1957 u32 active_time; /* active display time in ns */
1958 u32 blank_time; /* blank time in ns */
1959 bool interlaced; /* mode is interlaced */
1960 fixed20_12 vsc; /* vertical scale ratio */
1961 u32 num_heads; /* number of active crtcs */
1962 u32 bytes_per_pixel; /* bytes per pixel display + overlay */
1963 u32 lb_size; /* line buffer allocated to pipe */
1964 u32 vtaps; /* vertical scaler taps */
1965 };
1966
1967 static u32 evergreen_dram_bandwidth(struct evergreen_wm_params *wm)
1968 {
1969 /* Calculate DRAM Bandwidth and the part allocated to display. */
1970 fixed20_12 dram_efficiency; /* 0.7 */
1971 fixed20_12 yclk, dram_channels, bandwidth;
1972 fixed20_12 a;
1973
1974 a.full = dfixed_const(1000);
1975 yclk.full = dfixed_const(wm->yclk);
1976 yclk.full = dfixed_div(yclk, a);
1977 dram_channels.full = dfixed_const(wm->dram_channels * 4);
1978 a.full = dfixed_const(10);
1979 dram_efficiency.full = dfixed_const(7);
1980 dram_efficiency.full = dfixed_div(dram_efficiency, a);
1981 bandwidth.full = dfixed_mul(dram_channels, yclk);
1982 bandwidth.full = dfixed_mul(bandwidth, dram_efficiency);
1983
1984 return dfixed_trunc(bandwidth);
1985 }
1986
1987 static u32 evergreen_dram_bandwidth_for_display(struct evergreen_wm_params *wm)
1988 {
1989 /* Calculate DRAM Bandwidth and the part allocated to display. */
1990 fixed20_12 disp_dram_allocation; /* 0.3 to 0.7 */
1991 fixed20_12 yclk, dram_channels, bandwidth;
1992 fixed20_12 a;
1993
1994 a.full = dfixed_const(1000);
1995 yclk.full = dfixed_const(wm->yclk);
1996 yclk.full = dfixed_div(yclk, a);
1997 dram_channels.full = dfixed_const(wm->dram_channels * 4);
1998 a.full = dfixed_const(10);
1999 disp_dram_allocation.full = dfixed_const(3); /* XXX worse case value 0.3 */
2000 disp_dram_allocation.full = dfixed_div(disp_dram_allocation, a);
2001 bandwidth.full = dfixed_mul(dram_channels, yclk);
2002 bandwidth.full = dfixed_mul(bandwidth, disp_dram_allocation);
2003
2004 return dfixed_trunc(bandwidth);
2005 }
2006
2007 static u32 evergreen_data_return_bandwidth(struct evergreen_wm_params *wm)
2008 {
2009 /* Calculate the display Data return Bandwidth */
2010 fixed20_12 return_efficiency; /* 0.8 */
2011 fixed20_12 sclk, bandwidth;
2012 fixed20_12 a;
2013
2014 a.full = dfixed_const(1000);
2015 sclk.full = dfixed_const(wm->sclk);
2016 sclk.full = dfixed_div(sclk, a);
2017 a.full = dfixed_const(10);
2018 return_efficiency.full = dfixed_const(8);
2019 return_efficiency.full = dfixed_div(return_efficiency, a);
2020 a.full = dfixed_const(32);
2021 bandwidth.full = dfixed_mul(a, sclk);
2022 bandwidth.full = dfixed_mul(bandwidth, return_efficiency);
2023
2024 return dfixed_trunc(bandwidth);
2025 }
2026
2027 static u32 evergreen_dmif_request_bandwidth(struct evergreen_wm_params *wm)
2028 {
2029 /* Calculate the DMIF Request Bandwidth */
2030 fixed20_12 disp_clk_request_efficiency; /* 0.8 */
2031 fixed20_12 disp_clk, bandwidth;
2032 fixed20_12 a;
2033
2034 a.full = dfixed_const(1000);
2035 disp_clk.full = dfixed_const(wm->disp_clk);
2036 disp_clk.full = dfixed_div(disp_clk, a);
2037 a.full = dfixed_const(10);
2038 disp_clk_request_efficiency.full = dfixed_const(8);
2039 disp_clk_request_efficiency.full = dfixed_div(disp_clk_request_efficiency, a);
2040 a.full = dfixed_const(32);
2041 bandwidth.full = dfixed_mul(a, disp_clk);
2042 bandwidth.full = dfixed_mul(bandwidth, disp_clk_request_efficiency);
2043
2044 return dfixed_trunc(bandwidth);
2045 }
2046
2047 static u32 evergreen_available_bandwidth(struct evergreen_wm_params *wm)
2048 {
2049 /* Calculate the Available bandwidth. Display can use this temporarily but not in average. */
2050 u32 dram_bandwidth = evergreen_dram_bandwidth(wm);
2051 u32 data_return_bandwidth = evergreen_data_return_bandwidth(wm);
2052 u32 dmif_req_bandwidth = evergreen_dmif_request_bandwidth(wm);
2053
2054 return min(dram_bandwidth, min(data_return_bandwidth, dmif_req_bandwidth));
2055 }
2056
2057 static u32 evergreen_average_bandwidth(struct evergreen_wm_params *wm)
2058 {
2059 /* Calculate the display mode Average Bandwidth
2060 * DisplayMode should contain the source and destination dimensions,
2061 * timing, etc.
2062 */
2063 fixed20_12 bpp;
2064 fixed20_12 line_time;
2065 fixed20_12 src_width;
2066 fixed20_12 bandwidth;
2067 fixed20_12 a;
2068
2069 a.full = dfixed_const(1000);
2070 line_time.full = dfixed_const(wm->active_time + wm->blank_time);
2071 line_time.full = dfixed_div(line_time, a);
2072 bpp.full = dfixed_const(wm->bytes_per_pixel);
2073 src_width.full = dfixed_const(wm->src_width);
2074 bandwidth.full = dfixed_mul(src_width, bpp);
2075 bandwidth.full = dfixed_mul(bandwidth, wm->vsc);
2076 bandwidth.full = dfixed_div(bandwidth, line_time);
2077
2078 return dfixed_trunc(bandwidth);
2079 }
2080
2081 static u32 evergreen_latency_watermark(struct evergreen_wm_params *wm)
2082 {
2083 /* First calcualte the latency in ns */
2084 u32 mc_latency = 2000; /* 2000 ns. */
2085 u32 available_bandwidth = evergreen_available_bandwidth(wm);
2086 u32 worst_chunk_return_time = (512 * 8 * 1000) / available_bandwidth;
2087 u32 cursor_line_pair_return_time = (128 * 4 * 1000) / available_bandwidth;
2088 u32 dc_latency = 40000000 / wm->disp_clk; /* dc pipe latency */
2089 u32 other_heads_data_return_time = ((wm->num_heads + 1) * worst_chunk_return_time) +
2090 (wm->num_heads * cursor_line_pair_return_time);
2091 u32 latency = mc_latency + other_heads_data_return_time + dc_latency;
2092 u32 max_src_lines_per_dst_line, lb_fill_bw, line_fill_time;
2093 fixed20_12 a, b, c;
2094
2095 if (wm->num_heads == 0)
2096 return 0;
2097
2098 a.full = dfixed_const(2);
2099 b.full = dfixed_const(1);
2100 if ((wm->vsc.full > a.full) ||
2101 ((wm->vsc.full > b.full) && (wm->vtaps >= 3)) ||
2102 (wm->vtaps >= 5) ||
2103 ((wm->vsc.full >= a.full) && wm->interlaced))
2104 max_src_lines_per_dst_line = 4;
2105 else
2106 max_src_lines_per_dst_line = 2;
2107
2108 a.full = dfixed_const(available_bandwidth);
2109 b.full = dfixed_const(wm->num_heads);
2110 a.full = dfixed_div(a, b);
2111
2112 b.full = dfixed_const(1000);
2113 c.full = dfixed_const(wm->disp_clk);
2114 b.full = dfixed_div(c, b);
2115 c.full = dfixed_const(wm->bytes_per_pixel);
2116 b.full = dfixed_mul(b, c);
2117
2118 lb_fill_bw = min(dfixed_trunc(a), dfixed_trunc(b));
2119
2120 a.full = dfixed_const(max_src_lines_per_dst_line * wm->src_width * wm->bytes_per_pixel);
2121 b.full = dfixed_const(1000);
2122 c.full = dfixed_const(lb_fill_bw);
2123 b.full = dfixed_div(c, b);
2124 a.full = dfixed_div(a, b);
2125 line_fill_time = dfixed_trunc(a);
2126
2127 if (line_fill_time < wm->active_time)
2128 return latency;
2129 else
2130 return latency + (line_fill_time - wm->active_time);
2131
2132 }
2133
2134 static bool evergreen_average_bandwidth_vs_dram_bandwidth_for_display(struct evergreen_wm_params *wm)
2135 {
2136 if (evergreen_average_bandwidth(wm) <=
2137 (evergreen_dram_bandwidth_for_display(wm) / wm->num_heads))
2138 return true;
2139 else
2140 return false;
2141 };
2142
2143 static bool evergreen_average_bandwidth_vs_available_bandwidth(struct evergreen_wm_params *wm)
2144 {
2145 if (evergreen_average_bandwidth(wm) <=
2146 (evergreen_available_bandwidth(wm) / wm->num_heads))
2147 return true;
2148 else
2149 return false;
2150 };
2151
2152 static bool evergreen_check_latency_hiding(struct evergreen_wm_params *wm)
2153 {
2154 u32 lb_partitions = wm->lb_size / wm->src_width;
2155 u32 line_time = wm->active_time + wm->blank_time;
2156 u32 latency_tolerant_lines;
2157 u32 latency_hiding;
2158 fixed20_12 a;
2159
2160 a.full = dfixed_const(1);
2161 if (wm->vsc.full > a.full)
2162 latency_tolerant_lines = 1;
2163 else {
2164 if (lb_partitions <= (wm->vtaps + 1))
2165 latency_tolerant_lines = 1;
2166 else
2167 latency_tolerant_lines = 2;
2168 }
2169
2170 latency_hiding = (latency_tolerant_lines * line_time + wm->blank_time);
2171
2172 if (evergreen_latency_watermark(wm) <= latency_hiding)
2173 return true;
2174 else
2175 return false;
2176 }
2177
2178 static void evergreen_program_watermarks(struct radeon_device *rdev,
2179 struct radeon_crtc *radeon_crtc,
2180 u32 lb_size, u32 num_heads)
2181 {
2182 struct drm_display_mode *mode = &radeon_crtc->base.mode;
2183 struct evergreen_wm_params wm_low, wm_high;
2184 u32 dram_channels;
2185 u32 pixel_period;
2186 u32 line_time = 0;
2187 u32 latency_watermark_a = 0, latency_watermark_b = 0;
2188 u32 priority_a_mark = 0, priority_b_mark = 0;
2189 u32 priority_a_cnt = PRIORITY_OFF;
2190 u32 priority_b_cnt = PRIORITY_OFF;
2191 u32 pipe_offset = radeon_crtc->crtc_id * 16;
2192 u32 tmp, arb_control3;
2193 fixed20_12 a, b, c;
2194
2195 if (radeon_crtc->base.enabled && num_heads && mode) {
2196 pixel_period = 1000000 / (u32)mode->clock;
2197 line_time = min((u32)mode->crtc_htotal * pixel_period, (u32)65535);
2198 priority_a_cnt = 0;
2199 priority_b_cnt = 0;
2200 dram_channels = evergreen_get_number_of_dram_channels(rdev);
2201
2202 /* watermark for high clocks */
2203 if ((rdev->pm.pm_method == PM_METHOD_DPM) && rdev->pm.dpm_enabled) {
2204 wm_high.yclk =
2205 radeon_dpm_get_mclk(rdev, false) * 10;
2206 wm_high.sclk =
2207 radeon_dpm_get_sclk(rdev, false) * 10;
2208 } else {
2209 wm_high.yclk = rdev->pm.current_mclk * 10;
2210 wm_high.sclk = rdev->pm.current_sclk * 10;
2211 }
2212
2213 wm_high.disp_clk = mode->clock;
2214 wm_high.src_width = mode->crtc_hdisplay;
2215 wm_high.active_time = mode->crtc_hdisplay * pixel_period;
2216 wm_high.blank_time = line_time - wm_high.active_time;
2217 wm_high.interlaced = false;
2218 if (mode->flags & DRM_MODE_FLAG_INTERLACE)
2219 wm_high.interlaced = true;
2220 wm_high.vsc = radeon_crtc->vsc;
2221 wm_high.vtaps = 1;
2222 if (radeon_crtc->rmx_type != RMX_OFF)
2223 wm_high.vtaps = 2;
2224 wm_high.bytes_per_pixel = 4; /* XXX: get this from fb config */
2225 wm_high.lb_size = lb_size;
2226 wm_high.dram_channels = dram_channels;
2227 wm_high.num_heads = num_heads;
2228
2229 /* watermark for low clocks */
2230 if ((rdev->pm.pm_method == PM_METHOD_DPM) && rdev->pm.dpm_enabled) {
2231 wm_low.yclk =
2232 radeon_dpm_get_mclk(rdev, true) * 10;
2233 wm_low.sclk =
2234 radeon_dpm_get_sclk(rdev, true) * 10;
2235 } else {
2236 wm_low.yclk = rdev->pm.current_mclk * 10;
2237 wm_low.sclk = rdev->pm.current_sclk * 10;
2238 }
2239
2240 wm_low.disp_clk = mode->clock;
2241 wm_low.src_width = mode->crtc_hdisplay;
2242 wm_low.active_time = mode->crtc_hdisplay * pixel_period;
2243 wm_low.blank_time = line_time - wm_low.active_time;
2244 wm_low.interlaced = false;
2245 if (mode->flags & DRM_MODE_FLAG_INTERLACE)
2246 wm_low.interlaced = true;
2247 wm_low.vsc = radeon_crtc->vsc;
2248 wm_low.vtaps = 1;
2249 if (radeon_crtc->rmx_type != RMX_OFF)
2250 wm_low.vtaps = 2;
2251 wm_low.bytes_per_pixel = 4; /* XXX: get this from fb config */
2252 wm_low.lb_size = lb_size;
2253 wm_low.dram_channels = dram_channels;
2254 wm_low.num_heads = num_heads;
2255
2256 /* set for high clocks */
2257 latency_watermark_a = min(evergreen_latency_watermark(&wm_high), (u32)65535);
2258 /* set for low clocks */
2259 latency_watermark_b = min(evergreen_latency_watermark(&wm_low), (u32)65535);
2260
2261 /* possibly force display priority to high */
2262 /* should really do this at mode validation time... */
2263 if (!evergreen_average_bandwidth_vs_dram_bandwidth_for_display(&wm_high) ||
2264 !evergreen_average_bandwidth_vs_available_bandwidth(&wm_high) ||
2265 !evergreen_check_latency_hiding(&wm_high) ||
2266 (rdev->disp_priority == 2)) {
2267 DRM_DEBUG_KMS("force priority a to high\n");
2268 priority_a_cnt |= PRIORITY_ALWAYS_ON;
2269 }
2270 if (!evergreen_average_bandwidth_vs_dram_bandwidth_for_display(&wm_low) ||
2271 !evergreen_average_bandwidth_vs_available_bandwidth(&wm_low) ||
2272 !evergreen_check_latency_hiding(&wm_low) ||
2273 (rdev->disp_priority == 2)) {
2274 DRM_DEBUG_KMS("force priority b to high\n");
2275 priority_b_cnt |= PRIORITY_ALWAYS_ON;
2276 }
2277
2278 a.full = dfixed_const(1000);
2279 b.full = dfixed_const(mode->clock);
2280 b.full = dfixed_div(b, a);
2281 c.full = dfixed_const(latency_watermark_a);
2282 c.full = dfixed_mul(c, b);
2283 c.full = dfixed_mul(c, radeon_crtc->hsc);
2284 c.full = dfixed_div(c, a);
2285 a.full = dfixed_const(16);
2286 c.full = dfixed_div(c, a);
2287 priority_a_mark = dfixed_trunc(c);
2288 priority_a_cnt |= priority_a_mark & PRIORITY_MARK_MASK;
2289
2290 a.full = dfixed_const(1000);
2291 b.full = dfixed_const(mode->clock);
2292 b.full = dfixed_div(b, a);
2293 c.full = dfixed_const(latency_watermark_b);
2294 c.full = dfixed_mul(c, b);
2295 c.full = dfixed_mul(c, radeon_crtc->hsc);
2296 c.full = dfixed_div(c, a);
2297 a.full = dfixed_const(16);
2298 c.full = dfixed_div(c, a);
2299 priority_b_mark = dfixed_trunc(c);
2300 priority_b_cnt |= priority_b_mark & PRIORITY_MARK_MASK;
2301 }
2302
2303 /* select wm A */
2304 arb_control3 = RREG32(PIPE0_ARBITRATION_CONTROL3 + pipe_offset);
2305 tmp = arb_control3;
2306 tmp &= ~LATENCY_WATERMARK_MASK(3);
2307 tmp |= LATENCY_WATERMARK_MASK(1);
2308 WREG32(PIPE0_ARBITRATION_CONTROL3 + pipe_offset, tmp);
2309 WREG32(PIPE0_LATENCY_CONTROL + pipe_offset,
2310 (LATENCY_LOW_WATERMARK(latency_watermark_a) |
2311 LATENCY_HIGH_WATERMARK(line_time)));
2312 /* select wm B */
2313 tmp = RREG32(PIPE0_ARBITRATION_CONTROL3 + pipe_offset);
2314 tmp &= ~LATENCY_WATERMARK_MASK(3);
2315 tmp |= LATENCY_WATERMARK_MASK(2);
2316 WREG32(PIPE0_ARBITRATION_CONTROL3 + pipe_offset, tmp);
2317 WREG32(PIPE0_LATENCY_CONTROL + pipe_offset,
2318 (LATENCY_LOW_WATERMARK(latency_watermark_b) |
2319 LATENCY_HIGH_WATERMARK(line_time)));
2320 /* restore original selection */
2321 WREG32(PIPE0_ARBITRATION_CONTROL3 + pipe_offset, arb_control3);
2322
2323 /* write the priority marks */
2324 WREG32(PRIORITY_A_CNT + radeon_crtc->crtc_offset, priority_a_cnt);
2325 WREG32(PRIORITY_B_CNT + radeon_crtc->crtc_offset, priority_b_cnt);
2326
2327 /* save values for DPM */
2328 radeon_crtc->line_time = line_time;
2329 radeon_crtc->wm_high = latency_watermark_a;
2330 radeon_crtc->wm_low = latency_watermark_b;
2331 }
2332
2333 /**
2334 * evergreen_bandwidth_update - update display watermarks callback.
2335 *
2336 * @rdev: radeon_device pointer
2337 *
2338 * Update the display watermarks based on the requested mode(s)
2339 * (evergreen+).
2340 */
2341 void evergreen_bandwidth_update(struct radeon_device *rdev)
2342 {
2343 struct drm_display_mode *mode0 = NULL;
2344 struct drm_display_mode *mode1 = NULL;
2345 u32 num_heads = 0, lb_size;
2346 int i;
2347
2348 radeon_update_display_priority(rdev);
2349
2350 for (i = 0; i < rdev->num_crtc; i++) {
2351 if (rdev->mode_info.crtcs[i]->base.enabled)
2352 num_heads++;
2353 }
2354 for (i = 0; i < rdev->num_crtc; i += 2) {
2355 mode0 = &rdev->mode_info.crtcs[i]->base.mode;
2356 mode1 = &rdev->mode_info.crtcs[i+1]->base.mode;
2357 lb_size = evergreen_line_buffer_adjust(rdev, rdev->mode_info.crtcs[i], mode0, mode1);
2358 evergreen_program_watermarks(rdev, rdev->mode_info.crtcs[i], lb_size, num_heads);
2359 lb_size = evergreen_line_buffer_adjust(rdev, rdev->mode_info.crtcs[i+1], mode1, mode0);
2360 evergreen_program_watermarks(rdev, rdev->mode_info.crtcs[i+1], lb_size, num_heads);
2361 }
2362 }
2363
2364 /**
2365 * evergreen_mc_wait_for_idle - wait for MC idle callback.
2366 *
2367 * @rdev: radeon_device pointer
2368 *
2369 * Wait for the MC (memory controller) to be idle.
2370 * (evergreen+).
2371 * Returns 0 if the MC is idle, -1 if not.
2372 */
2373 int evergreen_mc_wait_for_idle(struct radeon_device *rdev)
2374 {
2375 unsigned i;
2376 u32 tmp;
2377
2378 for (i = 0; i < rdev->usec_timeout; i++) {
2379 /* read MC_STATUS */
2380 tmp = RREG32(SRBM_STATUS) & 0x1F00;
2381 if (!tmp)
2382 return 0;
2383 udelay(1);
2384 }
2385 return -1;
2386 }
2387
2388 /*
2389 * GART
2390 */
2391 void evergreen_pcie_gart_tlb_flush(struct radeon_device *rdev)
2392 {
2393 unsigned i;
2394 u32 tmp;
2395
2396 WREG32(HDP_MEM_COHERENCY_FLUSH_CNTL, 0x1);
2397
2398 WREG32(VM_CONTEXT0_REQUEST_RESPONSE, REQUEST_TYPE(1));
2399 for (i = 0; i < rdev->usec_timeout; i++) {
2400 /* read MC_STATUS */
2401 tmp = RREG32(VM_CONTEXT0_REQUEST_RESPONSE);
2402 tmp = (tmp & RESPONSE_TYPE_MASK) >> RESPONSE_TYPE_SHIFT;
2403 if (tmp == 2) {
2404 printk(KERN_WARNING "[drm] r600 flush TLB failed\n");
2405 return;
2406 }
2407 if (tmp) {
2408 return;
2409 }
2410 udelay(1);
2411 }
2412 }
2413
2414 static int evergreen_pcie_gart_enable(struct radeon_device *rdev)
2415 {
2416 u32 tmp;
2417 int r;
2418
2419 if (rdev->gart.robj == NULL) {
2420 dev_err(rdev->dev, "No VRAM object for PCIE GART.\n");
2421 return -EINVAL;
2422 }
2423 r = radeon_gart_table_vram_pin(rdev);
2424 if (r)
2425 return r;
2426 /* Setup L2 cache */
2427 WREG32(VM_L2_CNTL, ENABLE_L2_CACHE | ENABLE_L2_FRAGMENT_PROCESSING |
2428 ENABLE_L2_PTE_CACHE_LRU_UPDATE_BY_WRITE |
2429 EFFECTIVE_L2_QUEUE_SIZE(7));
2430 WREG32(VM_L2_CNTL2, 0);
2431 WREG32(VM_L2_CNTL3, BANK_SELECT(0) | CACHE_UPDATE_MODE(2));
2432 /* Setup TLB control */
2433 tmp = ENABLE_L1_TLB | ENABLE_L1_FRAGMENT_PROCESSING |
2434 SYSTEM_ACCESS_MODE_NOT_IN_SYS |
2435 SYSTEM_APERTURE_UNMAPPED_ACCESS_PASS_THRU |
2436 EFFECTIVE_L1_TLB_SIZE(5) | EFFECTIVE_L1_QUEUE_SIZE(5);
2437 if (rdev->flags & RADEON_IS_IGP) {
2438 WREG32(FUS_MC_VM_MD_L1_TLB0_CNTL, tmp);
2439 WREG32(FUS_MC_VM_MD_L1_TLB1_CNTL, tmp);
2440 WREG32(FUS_MC_VM_MD_L1_TLB2_CNTL, tmp);
2441 } else {
2442 WREG32(MC_VM_MD_L1_TLB0_CNTL, tmp);
2443 WREG32(MC_VM_MD_L1_TLB1_CNTL, tmp);
2444 WREG32(MC_VM_MD_L1_TLB2_CNTL, tmp);
2445 if ((rdev->family == CHIP_JUNIPER) ||
2446 (rdev->family == CHIP_CYPRESS) ||
2447 (rdev->family == CHIP_HEMLOCK) ||
2448 (rdev->family == CHIP_BARTS))
2449 WREG32(MC_VM_MD_L1_TLB3_CNTL, tmp);
2450 }
2451 WREG32(MC_VM_MB_L1_TLB0_CNTL, tmp);
2452 WREG32(MC_VM_MB_L1_TLB1_CNTL, tmp);
2453 WREG32(MC_VM_MB_L1_TLB2_CNTL, tmp);
2454 WREG32(MC_VM_MB_L1_TLB3_CNTL, tmp);
2455 WREG32(VM_CONTEXT0_PAGE_TABLE_START_ADDR, rdev->mc.gtt_start >> 12);
2456 WREG32(VM_CONTEXT0_PAGE_TABLE_END_ADDR, rdev->mc.gtt_end >> 12);
2457 WREG32(VM_CONTEXT0_PAGE_TABLE_BASE_ADDR, rdev->gart.table_addr >> 12);
2458 WREG32(VM_CONTEXT0_CNTL, ENABLE_CONTEXT | PAGE_TABLE_DEPTH(0) |
2459 RANGE_PROTECTION_FAULT_ENABLE_DEFAULT);
2460 WREG32(VM_CONTEXT0_PROTECTION_FAULT_DEFAULT_ADDR,
2461 (u32)(rdev->dummy_page.addr >> 12));
2462 WREG32(VM_CONTEXT1_CNTL, 0);
2463
2464 evergreen_pcie_gart_tlb_flush(rdev);
2465 DRM_INFO("PCIE GART of %uM enabled (table at 0x%016llX).\n",
2466 (unsigned)(rdev->mc.gtt_size >> 20),
2467 (unsigned long long)rdev->gart.table_addr);
2468 rdev->gart.ready = true;
2469 return 0;
2470 }
2471
2472 static void evergreen_pcie_gart_disable(struct radeon_device *rdev)
2473 {
2474 u32 tmp;
2475
2476 /* Disable all tables */
2477 WREG32(VM_CONTEXT0_CNTL, 0);
2478 WREG32(VM_CONTEXT1_CNTL, 0);
2479
2480 /* Setup L2 cache */
2481 WREG32(VM_L2_CNTL, ENABLE_L2_FRAGMENT_PROCESSING |
2482 EFFECTIVE_L2_QUEUE_SIZE(7));
2483 WREG32(VM_L2_CNTL2, 0);
2484 WREG32(VM_L2_CNTL3, BANK_SELECT(0) | CACHE_UPDATE_MODE(2));
2485 /* Setup TLB control */
2486 tmp = EFFECTIVE_L1_TLB_SIZE(5) | EFFECTIVE_L1_QUEUE_SIZE(5);
2487 WREG32(MC_VM_MD_L1_TLB0_CNTL, tmp);
2488 WREG32(MC_VM_MD_L1_TLB1_CNTL, tmp);
2489 WREG32(MC_VM_MD_L1_TLB2_CNTL, tmp);
2490 WREG32(MC_VM_MB_L1_TLB0_CNTL, tmp);
2491 WREG32(MC_VM_MB_L1_TLB1_CNTL, tmp);
2492 WREG32(MC_VM_MB_L1_TLB2_CNTL, tmp);
2493 WREG32(MC_VM_MB_L1_TLB3_CNTL, tmp);
2494 radeon_gart_table_vram_unpin(rdev);
2495 }
2496
2497 static void evergreen_pcie_gart_fini(struct radeon_device *rdev)
2498 {
2499 evergreen_pcie_gart_disable(rdev);
2500 radeon_gart_table_vram_free(rdev);
2501 radeon_gart_fini(rdev);
2502 }
2503
2504
2505 static void evergreen_agp_enable(struct radeon_device *rdev)
2506 {
2507 u32 tmp;
2508
2509 /* Setup L2 cache */
2510 WREG32(VM_L2_CNTL, ENABLE_L2_CACHE | ENABLE_L2_FRAGMENT_PROCESSING |
2511 ENABLE_L2_PTE_CACHE_LRU_UPDATE_BY_WRITE |
2512 EFFECTIVE_L2_QUEUE_SIZE(7));
2513 WREG32(VM_L2_CNTL2, 0);
2514 WREG32(VM_L2_CNTL3, BANK_SELECT(0) | CACHE_UPDATE_MODE(2));
2515 /* Setup TLB control */
2516 tmp = ENABLE_L1_TLB | ENABLE_L1_FRAGMENT_PROCESSING |
2517 SYSTEM_ACCESS_MODE_NOT_IN_SYS |
2518 SYSTEM_APERTURE_UNMAPPED_ACCESS_PASS_THRU |
2519 EFFECTIVE_L1_TLB_SIZE(5) | EFFECTIVE_L1_QUEUE_SIZE(5);
2520 WREG32(MC_VM_MD_L1_TLB0_CNTL, tmp);
2521 WREG32(MC_VM_MD_L1_TLB1_CNTL, tmp);
2522 WREG32(MC_VM_MD_L1_TLB2_CNTL, tmp);
2523 WREG32(MC_VM_MB_L1_TLB0_CNTL, tmp);
2524 WREG32(MC_VM_MB_L1_TLB1_CNTL, tmp);
2525 WREG32(MC_VM_MB_L1_TLB2_CNTL, tmp);
2526 WREG32(MC_VM_MB_L1_TLB3_CNTL, tmp);
2527 WREG32(VM_CONTEXT0_CNTL, 0);
2528 WREG32(VM_CONTEXT1_CNTL, 0);
2529 }
2530
2531 void evergreen_mc_stop(struct radeon_device *rdev, struct evergreen_mc_save *save)
2532 {
2533 u32 crtc_enabled, tmp, frame_count, blackout;
2534 int i, j;
2535
2536 if (!ASIC_IS_NODCE(rdev)) {
2537 save->vga_render_control = RREG32(VGA_RENDER_CONTROL);
2538 save->vga_hdp_control = RREG32(VGA_HDP_CONTROL);
2539
2540 /* disable VGA render */
2541 WREG32(VGA_RENDER_CONTROL, 0);
2542 }
2543 /* blank the display controllers */
2544 for (i = 0; i < rdev->num_crtc; i++) {
2545 crtc_enabled = RREG32(EVERGREEN_CRTC_CONTROL + crtc_offsets[i]) & EVERGREEN_CRTC_MASTER_EN;
2546 if (crtc_enabled) {
2547 save->crtc_enabled[i] = true;
2548 if (ASIC_IS_DCE6(rdev)) {
2549 tmp = RREG32(EVERGREEN_CRTC_BLANK_CONTROL + crtc_offsets[i]);
2550 if (!(tmp & EVERGREEN_CRTC_BLANK_DATA_EN)) {
2551 radeon_wait_for_vblank(rdev, i);
2552 WREG32(EVERGREEN_CRTC_UPDATE_LOCK + crtc_offsets[i], 1);
2553 tmp |= EVERGREEN_CRTC_BLANK_DATA_EN;
2554 WREG32(EVERGREEN_CRTC_BLANK_CONTROL + crtc_offsets[i], tmp);
2555 }
2556 } else {
2557 tmp = RREG32(EVERGREEN_CRTC_CONTROL + crtc_offsets[i]);
2558 if (!(tmp & EVERGREEN_CRTC_DISP_READ_REQUEST_DISABLE)) {
2559 radeon_wait_for_vblank(rdev, i);
2560 WREG32(EVERGREEN_CRTC_UPDATE_LOCK + crtc_offsets[i], 1);
2561 tmp |= EVERGREEN_CRTC_DISP_READ_REQUEST_DISABLE;
2562 WREG32(EVERGREEN_CRTC_CONTROL + crtc_offsets[i], tmp);
2563 WREG32(EVERGREEN_CRTC_UPDATE_LOCK + crtc_offsets[i], 0);
2564 }
2565 }
2566 /* wait for the next frame */
2567 frame_count = radeon_get_vblank_counter(rdev, i);
2568 for (j = 0; j < rdev->usec_timeout; j++) {
2569 if (radeon_get_vblank_counter(rdev, i) != frame_count)
2570 break;
2571 udelay(1);
2572 }
2573
2574 /* XXX this is a hack to avoid strange behavior with EFI on certain systems */
2575 WREG32(EVERGREEN_CRTC_UPDATE_LOCK + crtc_offsets[i], 1);
2576 tmp = RREG32(EVERGREEN_CRTC_CONTROL + crtc_offsets[i]);
2577 tmp &= ~EVERGREEN_CRTC_MASTER_EN;
2578 WREG32(EVERGREEN_CRTC_CONTROL + crtc_offsets[i], tmp);
2579 WREG32(EVERGREEN_CRTC_UPDATE_LOCK + crtc_offsets[i], 0);
2580 save->crtc_enabled[i] = false;
2581 /* ***** */
2582 } else {
2583 save->crtc_enabled[i] = false;
2584 }
2585 }
2586
2587 radeon_mc_wait_for_idle(rdev);
2588
2589 blackout = RREG32(MC_SHARED_BLACKOUT_CNTL);
2590 if ((blackout & BLACKOUT_MODE_MASK) != 1) {
2591 /* Block CPU access */
2592 WREG32(BIF_FB_EN, 0);
2593 /* blackout the MC */
2594 blackout &= ~BLACKOUT_MODE_MASK;
2595 WREG32(MC_SHARED_BLACKOUT_CNTL, blackout | 1);
2596 }
2597 /* wait for the MC to settle */
2598 udelay(100);
2599
2600 /* lock double buffered regs */
2601 for (i = 0; i < rdev->num_crtc; i++) {
2602 if (save->crtc_enabled[i]) {
2603 tmp = RREG32(EVERGREEN_GRPH_UPDATE + crtc_offsets[i]);
2604 if (!(tmp & EVERGREEN_GRPH_UPDATE_LOCK)) {
2605 tmp |= EVERGREEN_GRPH_UPDATE_LOCK;
2606 WREG32(EVERGREEN_GRPH_UPDATE + crtc_offsets[i], tmp);
2607 }
2608 tmp = RREG32(EVERGREEN_MASTER_UPDATE_LOCK + crtc_offsets[i]);
2609 if (!(tmp & 1)) {
2610 tmp |= 1;
2611 WREG32(EVERGREEN_MASTER_UPDATE_LOCK + crtc_offsets[i], tmp);
2612 }
2613 }
2614 }
2615 }
2616
2617 void evergreen_mc_resume(struct radeon_device *rdev, struct evergreen_mc_save *save)
2618 {
2619 u32 tmp, frame_count;
2620 int i, j;
2621
2622 /* update crtc base addresses */
2623 for (i = 0; i < rdev->num_crtc; i++) {
2624 WREG32(EVERGREEN_GRPH_PRIMARY_SURFACE_ADDRESS_HIGH + crtc_offsets[i],
2625 upper_32_bits(rdev->mc.vram_start));
2626 WREG32(EVERGREEN_GRPH_SECONDARY_SURFACE_ADDRESS_HIGH + crtc_offsets[i],
2627 upper_32_bits(rdev->mc.vram_start));
2628 WREG32(EVERGREEN_GRPH_PRIMARY_SURFACE_ADDRESS + crtc_offsets[i],
2629 (u32)rdev->mc.vram_start);
2630 WREG32(EVERGREEN_GRPH_SECONDARY_SURFACE_ADDRESS + crtc_offsets[i],
2631 (u32)rdev->mc.vram_start);
2632 }
2633
2634 if (!ASIC_IS_NODCE(rdev)) {
2635 WREG32(EVERGREEN_VGA_MEMORY_BASE_ADDRESS_HIGH, upper_32_bits(rdev->mc.vram_start));
2636 WREG32(EVERGREEN_VGA_MEMORY_BASE_ADDRESS, (u32)rdev->mc.vram_start);
2637 }
2638
2639 /* unlock regs and wait for update */
2640 for (i = 0; i < rdev->num_crtc; i++) {
2641 if (save->crtc_enabled[i]) {
2642 tmp = RREG32(EVERGREEN_MASTER_UPDATE_MODE + crtc_offsets[i]);
2643 if ((tmp & 0x7) != 3) {
2644 tmp &= ~0x7;
2645 tmp |= 0x3;
2646 WREG32(EVERGREEN_MASTER_UPDATE_MODE + crtc_offsets[i], tmp);
2647 }
2648 tmp = RREG32(EVERGREEN_GRPH_UPDATE + crtc_offsets[i]);
2649 if (tmp & EVERGREEN_GRPH_UPDATE_LOCK) {
2650 tmp &= ~EVERGREEN_GRPH_UPDATE_LOCK;
2651 WREG32(EVERGREEN_GRPH_UPDATE + crtc_offsets[i], tmp);
2652 }
2653 tmp = RREG32(EVERGREEN_MASTER_UPDATE_LOCK + crtc_offsets[i]);
2654 if (tmp & 1) {
2655 tmp &= ~1;
2656 WREG32(EVERGREEN_MASTER_UPDATE_LOCK + crtc_offsets[i], tmp);
2657 }
2658 for (j = 0; j < rdev->usec_timeout; j++) {
2659 tmp = RREG32(EVERGREEN_GRPH_UPDATE + crtc_offsets[i]);
2660 if ((tmp & EVERGREEN_GRPH_SURFACE_UPDATE_PENDING) == 0)
2661 break;
2662 udelay(1);
2663 }
2664 }
2665 }
2666
2667 /* unblackout the MC */
2668 tmp = RREG32(MC_SHARED_BLACKOUT_CNTL);
2669 tmp &= ~BLACKOUT_MODE_MASK;
2670 WREG32(MC_SHARED_BLACKOUT_CNTL, tmp);
2671 /* allow CPU access */
2672 WREG32(BIF_FB_EN, FB_READ_EN | FB_WRITE_EN);
2673
2674 for (i = 0; i < rdev->num_crtc; i++) {
2675 if (save->crtc_enabled[i]) {
2676 if (ASIC_IS_DCE6(rdev)) {
2677 tmp = RREG32(EVERGREEN_CRTC_BLANK_CONTROL + crtc_offsets[i]);
2678 tmp &= ~EVERGREEN_CRTC_BLANK_DATA_EN;
2679 WREG32(EVERGREEN_CRTC_UPDATE_LOCK + crtc_offsets[i], 1);
2680 WREG32(EVERGREEN_CRTC_BLANK_CONTROL + crtc_offsets[i], tmp);
2681 WREG32(EVERGREEN_CRTC_UPDATE_LOCK + crtc_offsets[i], 0);
2682 } else {
2683 tmp = RREG32(EVERGREEN_CRTC_CONTROL + crtc_offsets[i]);
2684 tmp &= ~EVERGREEN_CRTC_DISP_READ_REQUEST_DISABLE;
2685 WREG32(EVERGREEN_CRTC_UPDATE_LOCK + crtc_offsets[i], 1);
2686 WREG32(EVERGREEN_CRTC_CONTROL + crtc_offsets[i], tmp);
2687 WREG32(EVERGREEN_CRTC_UPDATE_LOCK + crtc_offsets[i], 0);
2688 }
2689 /* wait for the next frame */
2690 frame_count = radeon_get_vblank_counter(rdev, i);
2691 for (j = 0; j < rdev->usec_timeout; j++) {
2692 if (radeon_get_vblank_counter(rdev, i) != frame_count)
2693 break;
2694 udelay(1);
2695 }
2696 }
2697 }
2698 if (!ASIC_IS_NODCE(rdev)) {
2699 /* Unlock vga access */
2700 WREG32(VGA_HDP_CONTROL, save->vga_hdp_control);
2701 mdelay(1);
2702 WREG32(VGA_RENDER_CONTROL, save->vga_render_control);
2703 }
2704 }
2705
2706 void evergreen_mc_program(struct radeon_device *rdev)
2707 {
2708 struct evergreen_mc_save save;
2709 u32 tmp;
2710 int i, j;
2711
2712 /* Initialize HDP */
2713 for (i = 0, j = 0; i < 32; i++, j += 0x18) {
2714 WREG32((0x2c14 + j), 0x00000000);
2715 WREG32((0x2c18 + j), 0x00000000);
2716 WREG32((0x2c1c + j), 0x00000000);
2717 WREG32((0x2c20 + j), 0x00000000);
2718 WREG32((0x2c24 + j), 0x00000000);
2719 }
2720 WREG32(HDP_REG_COHERENCY_FLUSH_CNTL, 0);
2721
2722 evergreen_mc_stop(rdev, &save);
2723 if (evergreen_mc_wait_for_idle(rdev)) {
2724 dev_warn(rdev->dev, "Wait for MC idle timedout !\n");
2725 }
2726 /* Lockout access through VGA aperture*/
2727 WREG32(VGA_HDP_CONTROL, VGA_MEMORY_DISABLE);
2728 /* Update configuration */
2729 if (rdev->flags & RADEON_IS_AGP) {
2730 if (rdev->mc.vram_start < rdev->mc.gtt_start) {
2731 /* VRAM before AGP */
2732 WREG32(MC_VM_SYSTEM_APERTURE_LOW_ADDR,
2733 rdev->mc.vram_start >> 12);
2734 WREG32(MC_VM_SYSTEM_APERTURE_HIGH_ADDR,
2735 rdev->mc.gtt_end >> 12);
2736 } else {
2737 /* VRAM after AGP */
2738 WREG32(MC_VM_SYSTEM_APERTURE_LOW_ADDR,
2739 rdev->mc.gtt_start >> 12);
2740 WREG32(MC_VM_SYSTEM_APERTURE_HIGH_ADDR,
2741 rdev->mc.vram_end >> 12);
2742 }
2743 } else {
2744 WREG32(MC_VM_SYSTEM_APERTURE_LOW_ADDR,
2745 rdev->mc.vram_start >> 12);
2746 WREG32(MC_VM_SYSTEM_APERTURE_HIGH_ADDR,
2747 rdev->mc.vram_end >> 12);
2748 }
2749 WREG32(MC_VM_SYSTEM_APERTURE_DEFAULT_ADDR, rdev->vram_scratch.gpu_addr >> 12);
2750 /* llano/ontario only */
2751 if ((rdev->family == CHIP_PALM) ||
2752 (rdev->family == CHIP_SUMO) ||
2753 (rdev->family == CHIP_SUMO2)) {
2754 tmp = RREG32(MC_FUS_VM_FB_OFFSET) & 0x000FFFFF;
2755 tmp |= ((rdev->mc.vram_end >> 20) & 0xF) << 24;
2756 tmp |= ((rdev->mc.vram_start >> 20) & 0xF) << 20;
2757 WREG32(MC_FUS_VM_FB_OFFSET, tmp);
2758 }
2759 tmp = ((rdev->mc.vram_end >> 24) & 0xFFFF) << 16;
2760 tmp |= ((rdev->mc.vram_start >> 24) & 0xFFFF);
2761 WREG32(MC_VM_FB_LOCATION, tmp);
2762 WREG32(HDP_NONSURFACE_BASE, (rdev->mc.vram_start >> 8));
2763 WREG32(HDP_NONSURFACE_INFO, (2 << 7) | (1 << 30));
2764 WREG32(HDP_NONSURFACE_SIZE, 0x3FFFFFFF);
2765 if (rdev->flags & RADEON_IS_AGP) {
2766 WREG32(MC_VM_AGP_TOP, rdev->mc.gtt_end >> 16);
2767 WREG32(MC_VM_AGP_BOT, rdev->mc.gtt_start >> 16);
2768 WREG32(MC_VM_AGP_BASE, rdev->mc.agp_base >> 22);
2769 } else {
2770 WREG32(MC_VM_AGP_BASE, 0);
2771 WREG32(MC_VM_AGP_TOP, 0x0FFFFFFF);
2772 WREG32(MC_VM_AGP_BOT, 0x0FFFFFFF);
2773 }
2774 if (evergreen_mc_wait_for_idle(rdev)) {
2775 dev_warn(rdev->dev, "Wait for MC idle timedout !\n");
2776 }
2777 evergreen_mc_resume(rdev, &save);
2778 /* we need to own VRAM, so turn off the VGA renderer here
2779 * to stop it overwriting our objects */
2780 rv515_vga_render_disable(rdev);
2781 }
2782
2783 /*
2784 * CP.
2785 */
2786 void evergreen_ring_ib_execute(struct radeon_device *rdev, struct radeon_ib *ib)
2787 {
2788 struct radeon_ring *ring = &rdev->ring[ib->ring];
2789 u32 next_rptr;
2790
2791 /* set to DX10/11 mode */
2792 radeon_ring_write(ring, PACKET3(PACKET3_MODE_CONTROL, 0));
2793 radeon_ring_write(ring, 1);
2794
2795 if (ring->rptr_save_reg) {
2796 next_rptr = ring->wptr + 3 + 4;
2797 radeon_ring_write(ring, PACKET3(PACKET3_SET_CONFIG_REG, 1));
2798 radeon_ring_write(ring, ((ring->rptr_save_reg -
2799 PACKET3_SET_CONFIG_REG_START) >> 2));
2800 radeon_ring_write(ring, next_rptr);
2801 } else if (rdev->wb.enabled) {
2802 next_rptr = ring->wptr + 5 + 4;
2803 radeon_ring_write(ring, PACKET3(PACKET3_MEM_WRITE, 3));
2804 radeon_ring_write(ring, ring->next_rptr_gpu_addr & 0xfffffffc);
2805 radeon_ring_write(ring, (upper_32_bits(ring->next_rptr_gpu_addr) & 0xff) | (1 << 18));
2806 radeon_ring_write(ring, next_rptr);
2807 radeon_ring_write(ring, 0);
2808 }
2809
2810 radeon_ring_write(ring, PACKET3(PACKET3_INDIRECT_BUFFER, 2));
2811 radeon_ring_write(ring,
2812 #ifdef __BIG_ENDIAN
2813 (2 << 0) |
2814 #endif
2815 (ib->gpu_addr & 0xFFFFFFFC));
2816 radeon_ring_write(ring, upper_32_bits(ib->gpu_addr) & 0xFF);
2817 radeon_ring_write(ring, ib->length_dw);
2818 }
2819
2820
2821 static int evergreen_cp_load_microcode(struct radeon_device *rdev)
2822 {
2823 const __be32 *fw_data;
2824 int i;
2825
2826 if (!rdev->me_fw || !rdev->pfp_fw)
2827 return -EINVAL;
2828
2829 r700_cp_stop(rdev);
2830 WREG32(CP_RB_CNTL,
2831 #ifdef __BIG_ENDIAN
2832 BUF_SWAP_32BIT |
2833 #endif
2834 RB_NO_UPDATE | RB_BLKSZ(15) | RB_BUFSZ(3));
2835
2836 fw_data = (const __be32 *)rdev->pfp_fw->data;
2837 WREG32(CP_PFP_UCODE_ADDR, 0);
2838 for (i = 0; i < EVERGREEN_PFP_UCODE_SIZE; i++)
2839 WREG32(CP_PFP_UCODE_DATA, be32_to_cpup(fw_data++));
2840 WREG32(CP_PFP_UCODE_ADDR, 0);
2841
2842 fw_data = (const __be32 *)rdev->me_fw->data;
2843 WREG32(CP_ME_RAM_WADDR, 0);
2844 for (i = 0; i < EVERGREEN_PM4_UCODE_SIZE; i++)
2845 WREG32(CP_ME_RAM_DATA, be32_to_cpup(fw_data++));
2846
2847 WREG32(CP_PFP_UCODE_ADDR, 0);
2848 WREG32(CP_ME_RAM_WADDR, 0);
2849 WREG32(CP_ME_RAM_RADDR, 0);
2850 return 0;
2851 }
2852
2853 static int evergreen_cp_start(struct radeon_device *rdev)
2854 {
2855 struct radeon_ring *ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX];
2856 int r, i;
2857 uint32_t cp_me;
2858
2859 r = radeon_ring_lock(rdev, ring, 7);
2860 if (r) {
2861 DRM_ERROR("radeon: cp failed to lock ring (%d).\n", r);
2862 return r;
2863 }
2864 radeon_ring_write(ring, PACKET3(PACKET3_ME_INITIALIZE, 5));
2865 radeon_ring_write(ring, 0x1);
2866 radeon_ring_write(ring, 0x0);
2867 radeon_ring_write(ring, rdev->config.evergreen.max_hw_contexts - 1);
2868 radeon_ring_write(ring, PACKET3_ME_INITIALIZE_DEVICE_ID(1));
2869 radeon_ring_write(ring, 0);
2870 radeon_ring_write(ring, 0);
2871 radeon_ring_unlock_commit(rdev, ring, false);
2872
2873 cp_me = 0xff;
2874 WREG32(CP_ME_CNTL, cp_me);
2875
2876 r = radeon_ring_lock(rdev, ring, evergreen_default_size + 19);
2877 if (r) {
2878 DRM_ERROR("radeon: cp failed to lock ring (%d).\n", r);
2879 return r;
2880 }
2881
2882 /* setup clear context state */
2883 radeon_ring_write(ring, PACKET3(PACKET3_PREAMBLE_CNTL, 0));
2884 radeon_ring_write(ring, PACKET3_PREAMBLE_BEGIN_CLEAR_STATE);
2885
2886 for (i = 0; i < evergreen_default_size; i++)
2887 radeon_ring_write(ring, evergreen_default_state[i]);
2888
2889 radeon_ring_write(ring, PACKET3(PACKET3_PREAMBLE_CNTL, 0));
2890 radeon_ring_write(ring, PACKET3_PREAMBLE_END_CLEAR_STATE);
2891
2892 /* set clear context state */
2893 radeon_ring_write(ring, PACKET3(PACKET3_CLEAR_STATE, 0));
2894 radeon_ring_write(ring, 0);
2895
2896 /* SQ_VTX_BASE_VTX_LOC */
2897 radeon_ring_write(ring, 0xc0026f00);
2898 radeon_ring_write(ring, 0x00000000);
2899 radeon_ring_write(ring, 0x00000000);
2900 radeon_ring_write(ring, 0x00000000);
2901
2902 /* Clear consts */
2903 radeon_ring_write(ring, 0xc0036f00);
2904 radeon_ring_write(ring, 0x00000bc4);
2905 radeon_ring_write(ring, 0xffffffff);
2906 radeon_ring_write(ring, 0xffffffff);
2907 radeon_ring_write(ring, 0xffffffff);
2908
2909 radeon_ring_write(ring, 0xc0026900);
2910 radeon_ring_write(ring, 0x00000316);
2911 radeon_ring_write(ring, 0x0000000e); /* VGT_VERTEX_REUSE_BLOCK_CNTL */
2912 radeon_ring_write(ring, 0x00000010); /* */
2913
2914 radeon_ring_unlock_commit(rdev, ring, false);
2915
2916 return 0;
2917 }
2918
2919 static int evergreen_cp_resume(struct radeon_device *rdev)
2920 {
2921 struct radeon_ring *ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX];
2922 u32 tmp;
2923 u32 rb_bufsz;
2924 int r;
2925
2926 /* Reset cp; if cp is reset, then PA, SH, VGT also need to be reset */
2927 WREG32(GRBM_SOFT_RESET, (SOFT_RESET_CP |
2928 SOFT_RESET_PA |
2929 SOFT_RESET_SH |
2930 SOFT_RESET_VGT |
2931 SOFT_RESET_SPI |
2932 SOFT_RESET_SX));
2933 RREG32(GRBM_SOFT_RESET);
2934 mdelay(15);
2935 WREG32(GRBM_SOFT_RESET, 0);
2936 RREG32(GRBM_SOFT_RESET);
2937
2938 /* Set ring buffer size */
2939 rb_bufsz = order_base_2(ring->ring_size / 8);
2940 tmp = (order_base_2(RADEON_GPU_PAGE_SIZE/8) << 8) | rb_bufsz;
2941 #ifdef __BIG_ENDIAN
2942 tmp |= BUF_SWAP_32BIT;
2943 #endif
2944 WREG32(CP_RB_CNTL, tmp);
2945 WREG32(CP_SEM_WAIT_TIMER, 0x0);
2946 WREG32(CP_SEM_INCOMPLETE_TIMER_CNTL, 0x0);
2947
2948 /* Set the write pointer delay */
2949 WREG32(CP_RB_WPTR_DELAY, 0);
2950
2951 /* Initialize the ring buffer's read and write pointers */
2952 WREG32(CP_RB_CNTL, tmp | RB_RPTR_WR_ENA);
2953 WREG32(CP_RB_RPTR_WR, 0);
2954 ring->wptr = 0;
2955 WREG32(CP_RB_WPTR, ring->wptr);
2956
2957 /* set the wb address whether it's enabled or not */
2958 WREG32(CP_RB_RPTR_ADDR,
2959 ((rdev->wb.gpu_addr + RADEON_WB_CP_RPTR_OFFSET) & 0xFFFFFFFC));
2960 WREG32(CP_RB_RPTR_ADDR_HI, upper_32_bits(rdev->wb.gpu_addr + RADEON_WB_CP_RPTR_OFFSET) & 0xFF);
2961 WREG32(SCRATCH_ADDR, ((rdev->wb.gpu_addr + RADEON_WB_SCRATCH_OFFSET) >> 8) & 0xFFFFFFFF);
2962
2963 if (rdev->wb.enabled)
2964 WREG32(SCRATCH_UMSK, 0xff);
2965 else {
2966 tmp |= RB_NO_UPDATE;
2967 WREG32(SCRATCH_UMSK, 0);
2968 }
2969
2970 mdelay(1);
2971 WREG32(CP_RB_CNTL, tmp);
2972
2973 WREG32(CP_RB_BASE, ring->gpu_addr >> 8);
2974 WREG32(CP_DEBUG, (1 << 27) | (1 << 28));
2975
2976 evergreen_cp_start(rdev);
2977 ring->ready = true;
2978 r = radeon_ring_test(rdev, RADEON_RING_TYPE_GFX_INDEX, ring);
2979 if (r) {
2980 ring->ready = false;
2981 return r;
2982 }
2983 return 0;
2984 }
2985
2986 /*
2987 * Core functions
2988 */
2989 static void evergreen_gpu_init(struct radeon_device *rdev)
2990 {
2991 u32 gb_addr_config;
2992 u32 mc_shared_chmap, mc_arb_ramcfg;
2993 u32 sx_debug_1;
2994 u32 smx_dc_ctl0;
2995 u32 sq_config;
2996 u32 sq_lds_resource_mgmt;
2997 u32 sq_gpr_resource_mgmt_1;
2998 u32 sq_gpr_resource_mgmt_2;
2999 u32 sq_gpr_resource_mgmt_3;
3000 u32 sq_thread_resource_mgmt;
3001 u32 sq_thread_resource_mgmt_2;
3002 u32 sq_stack_resource_mgmt_1;
3003 u32 sq_stack_resource_mgmt_2;
3004 u32 sq_stack_resource_mgmt_3;
3005 u32 vgt_cache_invalidation;
3006 u32 hdp_host_path_cntl, tmp;
3007 u32 disabled_rb_mask;
3008 int i, j, ps_thread_count;
3009
3010 switch (rdev->family) {
3011 case CHIP_CYPRESS:
3012 case CHIP_HEMLOCK:
3013 rdev->config.evergreen.num_ses = 2;
3014 rdev->config.evergreen.max_pipes = 4;
3015 rdev->config.evergreen.max_tile_pipes = 8;
3016 rdev->config.evergreen.max_simds = 10;
3017 rdev->config.evergreen.max_backends = 4 * rdev->config.evergreen.num_ses;
3018 rdev->config.evergreen.max_gprs = 256;
3019 rdev->config.evergreen.max_threads = 248;
3020 rdev->config.evergreen.max_gs_threads = 32;
3021 rdev->config.evergreen.max_stack_entries = 512;
3022 rdev->config.evergreen.sx_num_of_sets = 4;
3023 rdev->config.evergreen.sx_max_export_size = 256;
3024 rdev->config.evergreen.sx_max_export_pos_size = 64;
3025 rdev->config.evergreen.sx_max_export_smx_size = 192;
3026 rdev->config.evergreen.max_hw_contexts = 8;
3027 rdev->config.evergreen.sq_num_cf_insts = 2;
3028
3029 rdev->config.evergreen.sc_prim_fifo_size = 0x100;
3030 rdev->config.evergreen.sc_hiz_tile_fifo_size = 0x30;
3031 rdev->config.evergreen.sc_earlyz_tile_fifo_size = 0x130;
3032 gb_addr_config = CYPRESS_GB_ADDR_CONFIG_GOLDEN;
3033 break;
3034 case CHIP_JUNIPER:
3035 rdev->config.evergreen.num_ses = 1;
3036 rdev->config.evergreen.max_pipes = 4;
3037 rdev->config.evergreen.max_tile_pipes = 4;
3038 rdev->config.evergreen.max_simds = 10;
3039 rdev->config.evergreen.max_backends = 4 * rdev->config.evergreen.num_ses;
3040 rdev->config.evergreen.max_gprs = 256;
3041 rdev->config.evergreen.max_threads = 248;
3042 rdev->config.evergreen.max_gs_threads = 32;
3043 rdev->config.evergreen.max_stack_entries = 512;
3044 rdev->config.evergreen.sx_num_of_sets = 4;
3045 rdev->config.evergreen.sx_max_export_size = 256;
3046 rdev->config.evergreen.sx_max_export_pos_size = 64;
3047 rdev->config.evergreen.sx_max_export_smx_size = 192;
3048 rdev->config.evergreen.max_hw_contexts = 8;
3049 rdev->config.evergreen.sq_num_cf_insts = 2;
3050
3051 rdev->config.evergreen.sc_prim_fifo_size = 0x100;
3052 rdev->config.evergreen.sc_hiz_tile_fifo_size = 0x30;
3053 rdev->config.evergreen.sc_earlyz_tile_fifo_size = 0x130;
3054 gb_addr_config = JUNIPER_GB_ADDR_CONFIG_GOLDEN;
3055 break;
3056 case CHIP_REDWOOD:
3057 rdev->config.evergreen.num_ses = 1;
3058 rdev->config.evergreen.max_pipes = 4;
3059 rdev->config.evergreen.max_tile_pipes = 4;
3060 rdev->config.evergreen.max_simds = 5;
3061 rdev->config.evergreen.max_backends = 2 * rdev->config.evergreen.num_ses;
3062 rdev->config.evergreen.max_gprs = 256;
3063 rdev->config.evergreen.max_threads = 248;
3064 rdev->config.evergreen.max_gs_threads = 32;
3065 rdev->config.evergreen.max_stack_entries = 256;
3066 rdev->config.evergreen.sx_num_of_sets = 4;
3067 rdev->config.evergreen.sx_max_export_size = 256;
3068 rdev->config.evergreen.sx_max_export_pos_size = 64;
3069 rdev->config.evergreen.sx_max_export_smx_size = 192;
3070 rdev->config.evergreen.max_hw_contexts = 8;
3071 rdev->config.evergreen.sq_num_cf_insts = 2;
3072
3073 rdev->config.evergreen.sc_prim_fifo_size = 0x100;
3074 rdev->config.evergreen.sc_hiz_tile_fifo_size = 0x30;
3075 rdev->config.evergreen.sc_earlyz_tile_fifo_size = 0x130;
3076 gb_addr_config = REDWOOD_GB_ADDR_CONFIG_GOLDEN;
3077 break;
3078 case CHIP_CEDAR:
3079 default:
3080 rdev->config.evergreen.num_ses = 1;
3081 rdev->config.evergreen.max_pipes = 2;
3082 rdev->config.evergreen.max_tile_pipes = 2;
3083 rdev->config.evergreen.max_simds = 2;
3084 rdev->config.evergreen.max_backends = 1 * rdev->config.evergreen.num_ses;
3085 rdev->config.evergreen.max_gprs = 256;
3086 rdev->config.evergreen.max_threads = 192;
3087 rdev->config.evergreen.max_gs_threads = 16;
3088 rdev->config.evergreen.max_stack_entries = 256;
3089 rdev->config.evergreen.sx_num_of_sets = 4;
3090 rdev->config.evergreen.sx_max_export_size = 128;
3091 rdev->config.evergreen.sx_max_export_pos_size = 32;
3092 rdev->config.evergreen.sx_max_export_smx_size = 96;
3093 rdev->config.evergreen.max_hw_contexts = 4;
3094 rdev->config.evergreen.sq_num_cf_insts = 1;
3095
3096 rdev->config.evergreen.sc_prim_fifo_size = 0x40;
3097 rdev->config.evergreen.sc_hiz_tile_fifo_size = 0x30;
3098 rdev->config.evergreen.sc_earlyz_tile_fifo_size = 0x130;
3099 gb_addr_config = CEDAR_GB_ADDR_CONFIG_GOLDEN;
3100 break;
3101 case CHIP_PALM:
3102 rdev->config.evergreen.num_ses = 1;
3103 rdev->config.evergreen.max_pipes = 2;
3104 rdev->config.evergreen.max_tile_pipes = 2;
3105 rdev->config.evergreen.max_simds = 2;
3106 rdev->config.evergreen.max_backends = 1 * rdev->config.evergreen.num_ses;
3107 rdev->config.evergreen.max_gprs = 256;
3108 rdev->config.evergreen.max_threads = 192;
3109 rdev->config.evergreen.max_gs_threads = 16;
3110 rdev->config.evergreen.max_stack_entries = 256;
3111 rdev->config.evergreen.sx_num_of_sets = 4;
3112 rdev->config.evergreen.sx_max_export_size = 128;
3113 rdev->config.evergreen.sx_max_export_pos_size = 32;
3114 rdev->config.evergreen.sx_max_export_smx_size = 96;
3115 rdev->config.evergreen.max_hw_contexts = 4;
3116 rdev->config.evergreen.sq_num_cf_insts = 1;
3117
3118 rdev->config.evergreen.sc_prim_fifo_size = 0x40;
3119 rdev->config.evergreen.sc_hiz_tile_fifo_size = 0x30;
3120 rdev->config.evergreen.sc_earlyz_tile_fifo_size = 0x130;
3121 gb_addr_config = CEDAR_GB_ADDR_CONFIG_GOLDEN;
3122 break;
3123 case CHIP_SUMO:
3124 rdev->config.evergreen.num_ses = 1;
3125 rdev->config.evergreen.max_pipes = 4;
3126 rdev->config.evergreen.max_tile_pipes = 4;
3127 if (rdev->pdev->device == 0x9648)
3128 rdev->config.evergreen.max_simds = 3;
3129 else if ((rdev->pdev->device == 0x9647) ||
3130 (rdev->pdev->device == 0x964a))
3131 rdev->config.evergreen.max_simds = 4;
3132 else
3133 rdev->config.evergreen.max_simds = 5;
3134 rdev->config.evergreen.max_backends = 2 * rdev->config.evergreen.num_ses;
3135 rdev->config.evergreen.max_gprs = 256;
3136 rdev->config.evergreen.max_threads = 248;
3137 rdev->config.evergreen.max_gs_threads = 32;
3138 rdev->config.evergreen.max_stack_entries = 256;
3139 rdev->config.evergreen.sx_num_of_sets = 4;
3140 rdev->config.evergreen.sx_max_export_size = 256;
3141 rdev->config.evergreen.sx_max_export_pos_size = 64;
3142 rdev->config.evergreen.sx_max_export_smx_size = 192;
3143 rdev->config.evergreen.max_hw_contexts = 8;
3144 rdev->config.evergreen.sq_num_cf_insts = 2;
3145
3146 rdev->config.evergreen.sc_prim_fifo_size = 0x40;
3147 rdev->config.evergreen.sc_hiz_tile_fifo_size = 0x30;
3148 rdev->config.evergreen.sc_earlyz_tile_fifo_size = 0x130;
3149 gb_addr_config = SUMO_GB_ADDR_CONFIG_GOLDEN;
3150 break;
3151 case CHIP_SUMO2:
3152 rdev->config.evergreen.num_ses = 1;
3153 rdev->config.evergreen.max_pipes = 4;
3154 rdev->config.evergreen.max_tile_pipes = 4;
3155 rdev->config.evergreen.max_simds = 2;
3156 rdev->config.evergreen.max_backends = 1 * rdev->config.evergreen.num_ses;
3157 rdev->config.evergreen.max_gprs = 256;
3158 rdev->config.evergreen.max_threads = 248;
3159 rdev->config.evergreen.max_gs_threads = 32;
3160 rdev->config.evergreen.max_stack_entries = 512;
3161 rdev->config.evergreen.sx_num_of_sets = 4;
3162 rdev->config.evergreen.sx_max_export_size = 256;
3163 rdev->config.evergreen.sx_max_export_pos_size = 64;
3164 rdev->config.evergreen.sx_max_export_smx_size = 192;
3165 rdev->config.evergreen.max_hw_contexts = 4;
3166 rdev->config.evergreen.sq_num_cf_insts = 2;
3167
3168 rdev->config.evergreen.sc_prim_fifo_size = 0x40;
3169 rdev->config.evergreen.sc_hiz_tile_fifo_size = 0x30;
3170 rdev->config.evergreen.sc_earlyz_tile_fifo_size = 0x130;
3171 gb_addr_config = SUMO2_GB_ADDR_CONFIG_GOLDEN;
3172 break;
3173 case CHIP_BARTS:
3174 rdev->config.evergreen.num_ses = 2;
3175 rdev->config.evergreen.max_pipes = 4;
3176 rdev->config.evergreen.max_tile_pipes = 8;
3177 rdev->config.evergreen.max_simds = 7;
3178 rdev->config.evergreen.max_backends = 4 * rdev->config.evergreen.num_ses;
3179 rdev->config.evergreen.max_gprs = 256;
3180 rdev->config.evergreen.max_threads = 248;
3181 rdev->config.evergreen.max_gs_threads = 32;
3182 rdev->config.evergreen.max_stack_entries = 512;
3183 rdev->config.evergreen.sx_num_of_sets = 4;
3184 rdev->config.evergreen.sx_max_export_size = 256;
3185 rdev->config.evergreen.sx_max_export_pos_size = 64;
3186 rdev->config.evergreen.sx_max_export_smx_size = 192;
3187 rdev->config.evergreen.max_hw_contexts = 8;
3188 rdev->config.evergreen.sq_num_cf_insts = 2;
3189
3190 rdev->config.evergreen.sc_prim_fifo_size = 0x100;
3191 rdev->config.evergreen.sc_hiz_tile_fifo_size = 0x30;
3192 rdev->config.evergreen.sc_earlyz_tile_fifo_size = 0x130;
3193 gb_addr_config = BARTS_GB_ADDR_CONFIG_GOLDEN;
3194 break;
3195 case CHIP_TURKS:
3196 rdev->config.evergreen.num_ses = 1;
3197 rdev->config.evergreen.max_pipes = 4;
3198 rdev->config.evergreen.max_tile_pipes = 4;
3199 rdev->config.evergreen.max_simds = 6;
3200 rdev->config.evergreen.max_backends = 2 * rdev->config.evergreen.num_ses;
3201 rdev->config.evergreen.max_gprs = 256;
3202 rdev->config.evergreen.max_threads = 248;
3203 rdev->config.evergreen.max_gs_threads = 32;
3204 rdev->config.evergreen.max_stack_entries = 256;
3205 rdev->config.evergreen.sx_num_of_sets = 4;
3206 rdev->config.evergreen.sx_max_export_size = 256;
3207 rdev->config.evergreen.sx_max_export_pos_size = 64;
3208 rdev->config.evergreen.sx_max_export_smx_size = 192;
3209 rdev->config.evergreen.max_hw_contexts = 8;
3210 rdev->config.evergreen.sq_num_cf_insts = 2;
3211
3212 rdev->config.evergreen.sc_prim_fifo_size = 0x100;
3213 rdev->config.evergreen.sc_hiz_tile_fifo_size = 0x30;
3214 rdev->config.evergreen.sc_earlyz_tile_fifo_size = 0x130;
3215 gb_addr_config = TURKS_GB_ADDR_CONFIG_GOLDEN;
3216 break;
3217 case CHIP_CAICOS:
3218 rdev->config.evergreen.num_ses = 1;
3219 rdev->config.evergreen.max_pipes = 2;
3220 rdev->config.evergreen.max_tile_pipes = 2;
3221 rdev->config.evergreen.max_simds = 2;
3222 rdev->config.evergreen.max_backends = 1 * rdev->config.evergreen.num_ses;
3223 rdev->config.evergreen.max_gprs = 256;
3224 rdev->config.evergreen.max_threads = 192;
3225 rdev->config.evergreen.max_gs_threads = 16;
3226 rdev->config.evergreen.max_stack_entries = 256;
3227 rdev->config.evergreen.sx_num_of_sets = 4;
3228 rdev->config.evergreen.sx_max_export_size = 128;
3229 rdev->config.evergreen.sx_max_export_pos_size = 32;
3230 rdev->config.evergreen.sx_max_export_smx_size = 96;
3231 rdev->config.evergreen.max_hw_contexts = 4;
3232 rdev->config.evergreen.sq_num_cf_insts = 1;
3233
3234 rdev->config.evergreen.sc_prim_fifo_size = 0x40;
3235 rdev->config.evergreen.sc_hiz_tile_fifo_size = 0x30;
3236 rdev->config.evergreen.sc_earlyz_tile_fifo_size = 0x130;
3237 gb_addr_config = CAICOS_GB_ADDR_CONFIG_GOLDEN;
3238 break;
3239 }
3240
3241 /* Initialize HDP */
3242 for (i = 0, j = 0; i < 32; i++, j += 0x18) {
3243 WREG32((0x2c14 + j), 0x00000000);
3244 WREG32((0x2c18 + j), 0x00000000);
3245 WREG32((0x2c1c + j), 0x00000000);
3246 WREG32((0x2c20 + j), 0x00000000);
3247 WREG32((0x2c24 + j), 0x00000000);
3248 }
3249
3250 WREG32(GRBM_CNTL, GRBM_READ_TIMEOUT(0xff));
3251
3252 evergreen_fix_pci_max_read_req_size(rdev);
3253
3254 mc_shared_chmap = RREG32(MC_SHARED_CHMAP);
3255 if ((rdev->family == CHIP_PALM) ||
3256 (rdev->family == CHIP_SUMO) ||
3257 (rdev->family == CHIP_SUMO2))
3258 mc_arb_ramcfg = RREG32(FUS_MC_ARB_RAMCFG);
3259 else
3260 mc_arb_ramcfg = RREG32(MC_ARB_RAMCFG);
3261
3262 /* setup tiling info dword. gb_addr_config is not adequate since it does
3263 * not have bank info, so create a custom tiling dword.
3264 * bits 3:0 num_pipes
3265 * bits 7:4 num_banks
3266 * bits 11:8 group_size
3267 * bits 15:12 row_size
3268 */
3269 rdev->config.evergreen.tile_config = 0;
3270 switch (rdev->config.evergreen.max_tile_pipes) {
3271 case 1:
3272 default:
3273 rdev->config.evergreen.tile_config |= (0 << 0);
3274 break;
3275 case 2:
3276 rdev->config.evergreen.tile_config |= (1 << 0);
3277 break;
3278 case 4:
3279 rdev->config.evergreen.tile_config |= (2 << 0);
3280 break;
3281 case 8:
3282 rdev->config.evergreen.tile_config |= (3 << 0);
3283 break;
3284 }
3285 /* num banks is 8 on all fusion asics. 0 = 4, 1 = 8, 2 = 16 */
3286 if (rdev->flags & RADEON_IS_IGP)
3287 rdev->config.evergreen.tile_config |= 1 << 4;
3288 else {
3289 switch ((mc_arb_ramcfg & NOOFBANK_MASK) >> NOOFBANK_SHIFT) {
3290 case 0: /* four banks */
3291 rdev->config.evergreen.tile_config |= 0 << 4;
3292 break;
3293 case 1: /* eight banks */
3294 rdev->config.evergreen.tile_config |= 1 << 4;
3295 break;
3296 case 2: /* sixteen banks */
3297 default:
3298 rdev->config.evergreen.tile_config |= 2 << 4;
3299 break;
3300 }
3301 }
3302 rdev->config.evergreen.tile_config |= 0 << 8;
3303 rdev->config.evergreen.tile_config |=
3304 ((gb_addr_config & 0x30000000) >> 28) << 12;
3305
3306 if ((rdev->family >= CHIP_CEDAR) && (rdev->family <= CHIP_HEMLOCK)) {
3307 u32 efuse_straps_4;
3308 u32 efuse_straps_3;
3309
3310 efuse_straps_4 = RREG32_RCU(0x204);
3311 efuse_straps_3 = RREG32_RCU(0x203);
3312 tmp = (((efuse_straps_4 & 0xf) << 4) |
3313 ((efuse_straps_3 & 0xf0000000) >> 28));
3314 } else {
3315 tmp = 0;
3316 for (i = (rdev->config.evergreen.num_ses - 1); i >= 0; i--) {
3317 u32 rb_disable_bitmap;
3318
3319 WREG32(GRBM_GFX_INDEX, INSTANCE_BROADCAST_WRITES | SE_INDEX(i));
3320 WREG32(RLC_GFX_INDEX, INSTANCE_BROADCAST_WRITES | SE_INDEX(i));
3321 rb_disable_bitmap = (RREG32(CC_RB_BACKEND_DISABLE) & 0x00ff0000) >> 16;
3322 tmp <<= 4;
3323 tmp |= rb_disable_bitmap;
3324 }
3325 }
3326 /* enabled rb are just the one not disabled :) */
3327 disabled_rb_mask = tmp;
3328 tmp = 0;
3329 for (i = 0; i < rdev->config.evergreen.max_backends; i++)
3330 tmp |= (1 << i);
3331 /* if all the backends are disabled, fix it up here */
3332 if ((disabled_rb_mask & tmp) == tmp) {
3333 for (i = 0; i < rdev->config.evergreen.max_backends; i++)
3334 disabled_rb_mask &= ~(1 << i);
3335 }
3336
3337 for (i = 0; i < rdev->config.evergreen.num_ses; i++) {
3338 u32 simd_disable_bitmap;
3339
3340 WREG32(GRBM_GFX_INDEX, INSTANCE_BROADCAST_WRITES | SE_INDEX(i));
3341 WREG32(RLC_GFX_INDEX, INSTANCE_BROADCAST_WRITES | SE_INDEX(i));
3342 simd_disable_bitmap = (RREG32(CC_GC_SHADER_PIPE_CONFIG) & 0xffff0000) >> 16;
3343 simd_disable_bitmap |= 0xffffffff << rdev->config.evergreen.max_simds;
3344 tmp <<= 16;
3345 tmp |= simd_disable_bitmap;
3346 }
3347 rdev->config.evergreen.active_simds = hweight32(~tmp);
3348
3349 WREG32(GRBM_GFX_INDEX, INSTANCE_BROADCAST_WRITES | SE_BROADCAST_WRITES);
3350 WREG32(RLC_GFX_INDEX, INSTANCE_BROADCAST_WRITES | SE_BROADCAST_WRITES);
3351
3352 WREG32(GB_ADDR_CONFIG, gb_addr_config);
3353 WREG32(DMIF_ADDR_CONFIG, gb_addr_config);
3354 WREG32(HDP_ADDR_CONFIG, gb_addr_config);
3355 WREG32(DMA_TILING_CONFIG, gb_addr_config);
3356 WREG32(UVD_UDEC_ADDR_CONFIG, gb_addr_config);
3357 WREG32(UVD_UDEC_DB_ADDR_CONFIG, gb_addr_config);
3358 WREG32(UVD_UDEC_DBW_ADDR_CONFIG, gb_addr_config);
3359
3360 if ((rdev->config.evergreen.max_backends == 1) &&
3361 (rdev->flags & RADEON_IS_IGP)) {
3362 if ((disabled_rb_mask & 3) == 1) {
3363 /* RB0 disabled, RB1 enabled */
3364 tmp = 0x11111111;
3365 } else {
3366 /* RB1 disabled, RB0 enabled */
3367 tmp = 0x00000000;
3368 }
3369 } else {
3370 tmp = gb_addr_config & NUM_PIPES_MASK;
3371 tmp = r6xx_remap_render_backend(rdev, tmp, rdev->config.evergreen.max_backends,
3372 EVERGREEN_MAX_BACKENDS, disabled_rb_mask);
3373 }
3374 WREG32(GB_BACKEND_MAP, tmp);
3375
3376 WREG32(CGTS_SYS_TCC_DISABLE, 0);
3377 WREG32(CGTS_TCC_DISABLE, 0);
3378 WREG32(CGTS_USER_SYS_TCC_DISABLE, 0);
3379 WREG32(CGTS_USER_TCC_DISABLE, 0);
3380
3381 /* set HW defaults for 3D engine */
3382 WREG32(CP_QUEUE_THRESHOLDS, (ROQ_IB1_START(0x16) |
3383 ROQ_IB2_START(0x2b)));
3384
3385 WREG32(CP_MEQ_THRESHOLDS, STQ_SPLIT(0x30));
3386
3387 WREG32(TA_CNTL_AUX, (DISABLE_CUBE_ANISO |
3388 SYNC_GRADIENT |
3389 SYNC_WALKER |
3390 SYNC_ALIGNER));
3391
3392 sx_debug_1 = RREG32(SX_DEBUG_1);
3393 sx_debug_1 |= ENABLE_NEW_SMX_ADDRESS;
3394 WREG32(SX_DEBUG_1, sx_debug_1);
3395
3396
3397 smx_dc_ctl0 = RREG32(SMX_DC_CTL0);
3398 smx_dc_ctl0 &= ~NUMBER_OF_SETS(0x1ff);
3399 smx_dc_ctl0 |= NUMBER_OF_SETS(rdev->config.evergreen.sx_num_of_sets);
3400 WREG32(SMX_DC_CTL0, smx_dc_ctl0);
3401
3402 if (rdev->family <= CHIP_SUMO2)
3403 WREG32(SMX_SAR_CTL0, 0x00010000);
3404
3405 WREG32(SX_EXPORT_BUFFER_SIZES, (COLOR_BUFFER_SIZE((rdev->config.evergreen.sx_max_export_size / 4) - 1) |
3406 POSITION_BUFFER_SIZE((rdev->config.evergreen.sx_max_export_pos_size / 4) - 1) |
3407 SMX_BUFFER_SIZE((rdev->config.evergreen.sx_max_export_smx_size / 4) - 1)));
3408
3409 WREG32(PA_SC_FIFO_SIZE, (SC_PRIM_FIFO_SIZE(rdev->config.evergreen.sc_prim_fifo_size) |
3410 SC_HIZ_TILE_FIFO_SIZE(rdev->config.evergreen.sc_hiz_tile_fifo_size) |
3411 SC_EARLYZ_TILE_FIFO_SIZE(rdev->config.evergreen.sc_earlyz_tile_fifo_size)));
3412
3413 WREG32(VGT_NUM_INSTANCES, 1);
3414 WREG32(SPI_CONFIG_CNTL, 0);
3415 WREG32(SPI_CONFIG_CNTL_1, VTX_DONE_DELAY(4));
3416 WREG32(CP_PERFMON_CNTL, 0);
3417
3418 WREG32(SQ_MS_FIFO_SIZES, (CACHE_FIFO_SIZE(16 * rdev->config.evergreen.sq_num_cf_insts) |
3419 FETCH_FIFO_HIWATER(0x4) |
3420 DONE_FIFO_HIWATER(0xe0) |
3421 ALU_UPDATE_FIFO_HIWATER(0x8)));
3422
3423 sq_config = RREG32(SQ_CONFIG);
3424 sq_config &= ~(PS_PRIO(3) |
3425 VS_PRIO(3) |
3426 GS_PRIO(3) |
3427 ES_PRIO(3));
3428 sq_config |= (VC_ENABLE |
3429 EXPORT_SRC_C |
3430 PS_PRIO(0) |
3431 VS_PRIO(1) |
3432 GS_PRIO(2) |
3433 ES_PRIO(3));
3434
3435 switch (rdev->family) {
3436 case CHIP_CEDAR:
3437 case CHIP_PALM:
3438 case CHIP_SUMO:
3439 case CHIP_SUMO2:
3440 case CHIP_CAICOS:
3441 /* no vertex cache */
3442 sq_config &= ~VC_ENABLE;
3443 break;
3444 default:
3445 break;
3446 }
3447
3448 sq_lds_resource_mgmt = RREG32(SQ_LDS_RESOURCE_MGMT);
3449
3450 sq_gpr_resource_mgmt_1 = NUM_PS_GPRS((rdev->config.evergreen.max_gprs - (4 * 2))* 12 / 32);
3451 sq_gpr_resource_mgmt_1 |= NUM_VS_GPRS((rdev->config.evergreen.max_gprs - (4 * 2)) * 6 / 32);
3452 sq_gpr_resource_mgmt_1 |= NUM_CLAUSE_TEMP_GPRS(4);
3453 sq_gpr_resource_mgmt_2 = NUM_GS_GPRS((rdev->config.evergreen.max_gprs - (4 * 2)) * 4 / 32);
3454 sq_gpr_resource_mgmt_2 |= NUM_ES_GPRS((rdev->config.evergreen.max_gprs - (4 * 2)) * 4 / 32);
3455 sq_gpr_resource_mgmt_3 = NUM_HS_GPRS((rdev->config.evergreen.max_gprs - (4 * 2)) * 3 / 32);
3456 sq_gpr_resource_mgmt_3 |= NUM_LS_GPRS((rdev->config.evergreen.max_gprs - (4 * 2)) * 3 / 32);
3457
3458 switch (rdev->family) {
3459 case CHIP_CEDAR:
3460 case CHIP_PALM:
3461 case CHIP_SUMO:
3462 case CHIP_SUMO2:
3463 ps_thread_count = 96;
3464 break;
3465 default:
3466 ps_thread_count = 128;
3467 break;
3468 }
3469
3470 sq_thread_resource_mgmt = NUM_PS_THREADS(ps_thread_count);
3471 sq_thread_resource_mgmt |= NUM_VS_THREADS((((rdev->config.evergreen.max_threads - ps_thread_count) / 6) / 8) * 8);
3472 sq_thread_resource_mgmt |= NUM_GS_THREADS((((rdev->config.evergreen.max_threads - ps_thread_count) / 6) / 8) * 8);
3473 sq_thread_resource_mgmt |= NUM_ES_THREADS((((rdev->config.evergreen.max_threads - ps_thread_count) / 6) / 8) * 8);
3474 sq_thread_resource_mgmt_2 = NUM_HS_THREADS((((rdev->config.evergreen.max_threads - ps_thread_count) / 6) / 8) * 8);
3475 sq_thread_resource_mgmt_2 |= NUM_LS_THREADS((((rdev->config.evergreen.max_threads - ps_thread_count) / 6) / 8) * 8);
3476
3477 sq_stack_resource_mgmt_1 = NUM_PS_STACK_ENTRIES((rdev->config.evergreen.max_stack_entries * 1) / 6);
3478 sq_stack_resource_mgmt_1 |= NUM_VS_STACK_ENTRIES((rdev->config.evergreen.max_stack_entries * 1) / 6);
3479 sq_stack_resource_mgmt_2 = NUM_GS_STACK_ENTRIES((rdev->config.evergreen.max_stack_entries * 1) / 6);
3480 sq_stack_resource_mgmt_2 |= NUM_ES_STACK_ENTRIES((rdev->config.evergreen.max_stack_entries * 1) / 6);
3481 sq_stack_resource_mgmt_3 = NUM_HS_STACK_ENTRIES((rdev->config.evergreen.max_stack_entries * 1) / 6);
3482 sq_stack_resource_mgmt_3 |= NUM_LS_STACK_ENTRIES((rdev->config.evergreen.max_stack_entries * 1) / 6);
3483
3484 WREG32(SQ_CONFIG, sq_config);
3485 WREG32(SQ_GPR_RESOURCE_MGMT_1, sq_gpr_resource_mgmt_1);
3486 WREG32(SQ_GPR_RESOURCE_MGMT_2, sq_gpr_resource_mgmt_2);
3487 WREG32(SQ_GPR_RESOURCE_MGMT_3, sq_gpr_resource_mgmt_3);
3488 WREG32(SQ_THREAD_RESOURCE_MGMT, sq_thread_resource_mgmt);
3489 WREG32(SQ_THREAD_RESOURCE_MGMT_2, sq_thread_resource_mgmt_2);
3490 WREG32(SQ_STACK_RESOURCE_MGMT_1, sq_stack_resource_mgmt_1);
3491 WREG32(SQ_STACK_RESOURCE_MGMT_2, sq_stack_resource_mgmt_2);
3492 WREG32(SQ_STACK_RESOURCE_MGMT_3, sq_stack_resource_mgmt_3);
3493 WREG32(SQ_DYN_GPR_CNTL_PS_FLUSH_REQ, 0);
3494 WREG32(SQ_LDS_RESOURCE_MGMT, sq_lds_resource_mgmt);
3495
3496 WREG32(PA_SC_FORCE_EOV_MAX_CNTS, (FORCE_EOV_MAX_CLK_CNT(4095) |
3497 FORCE_EOV_MAX_REZ_CNT(255)));
3498
3499 switch (rdev->family) {
3500 case CHIP_CEDAR:
3501 case CHIP_PALM:
3502 case CHIP_SUMO:
3503 case CHIP_SUMO2:
3504 case CHIP_CAICOS:
3505 vgt_cache_invalidation = CACHE_INVALIDATION(TC_ONLY);
3506 break;
3507 default:
3508 vgt_cache_invalidation = CACHE_INVALIDATION(VC_AND_TC);
3509 break;
3510 }
3511 vgt_cache_invalidation |= AUTO_INVLD_EN(ES_AND_GS_AUTO);
3512 WREG32(VGT_CACHE_INVALIDATION, vgt_cache_invalidation);
3513
3514 WREG32(VGT_GS_VERTEX_REUSE, 16);
3515 WREG32(PA_SU_LINE_STIPPLE_VALUE, 0);
3516 WREG32(PA_SC_LINE_STIPPLE_STATE, 0);
3517
3518 WREG32(VGT_VERTEX_REUSE_BLOCK_CNTL, 14);
3519 WREG32(VGT_OUT_DEALLOC_CNTL, 16);
3520
3521 WREG32(CB_PERF_CTR0_SEL_0, 0);
3522 WREG32(CB_PERF_CTR0_SEL_1, 0);
3523 WREG32(CB_PERF_CTR1_SEL_0, 0);
3524 WREG32(CB_PERF_CTR1_SEL_1, 0);
3525 WREG32(CB_PERF_CTR2_SEL_0, 0);
3526 WREG32(CB_PERF_CTR2_SEL_1, 0);
3527 WREG32(CB_PERF_CTR3_SEL_0, 0);
3528 WREG32(CB_PERF_CTR3_SEL_1, 0);
3529
3530 /* clear render buffer base addresses */
3531 WREG32(CB_COLOR0_BASE, 0);
3532 WREG32(CB_COLOR1_BASE, 0);
3533 WREG32(CB_COLOR2_BASE, 0);
3534 WREG32(CB_COLOR3_BASE, 0);
3535 WREG32(CB_COLOR4_BASE, 0);
3536 WREG32(CB_COLOR5_BASE, 0);
3537 WREG32(CB_COLOR6_BASE, 0);
3538 WREG32(CB_COLOR7_BASE, 0);
3539 WREG32(CB_COLOR8_BASE, 0);
3540 WREG32(CB_COLOR9_BASE, 0);
3541 WREG32(CB_COLOR10_BASE, 0);
3542 WREG32(CB_COLOR11_BASE, 0);
3543
3544 /* set the shader const cache sizes to 0 */
3545 for (i = SQ_ALU_CONST_BUFFER_SIZE_PS_0; i < 0x28200; i += 4)
3546 WREG32(i, 0);
3547 for (i = SQ_ALU_CONST_BUFFER_SIZE_HS_0; i < 0x29000; i += 4)
3548 WREG32(i, 0);
3549
3550 tmp = RREG32(HDP_MISC_CNTL);
3551 tmp |= HDP_FLUSH_INVALIDATE_CACHE;
3552 WREG32(HDP_MISC_CNTL, tmp);
3553
3554 hdp_host_path_cntl = RREG32(HDP_HOST_PATH_CNTL);
3555 WREG32(HDP_HOST_PATH_CNTL, hdp_host_path_cntl);
3556
3557 WREG32(PA_CL_ENHANCE, CLIP_VTX_REORDER_ENA | NUM_CLIP_SEQ(3));
3558
3559 udelay(50);
3560
3561 }
3562
3563 int evergreen_mc_init(struct radeon_device *rdev)
3564 {
3565 u32 tmp;
3566 int chansize, numchan;
3567
3568 /* Get VRAM informations */
3569 rdev->mc.vram_is_ddr = true;
3570 if ((rdev->family == CHIP_PALM) ||
3571 (rdev->family == CHIP_SUMO) ||
3572 (rdev->family == CHIP_SUMO2))
3573 tmp = RREG32(FUS_MC_ARB_RAMCFG);
3574 else
3575 tmp = RREG32(MC_ARB_RAMCFG);
3576 if (tmp & CHANSIZE_OVERRIDE) {
3577 chansize = 16;
3578 } else if (tmp & CHANSIZE_MASK) {
3579 chansize = 64;
3580 } else {
3581 chansize = 32;
3582 }
3583 tmp = RREG32(MC_SHARED_CHMAP);
3584 switch ((tmp & NOOFCHAN_MASK) >> NOOFCHAN_SHIFT) {
3585 case 0:
3586 default:
3587 numchan = 1;
3588 break;
3589 case 1:
3590 numchan = 2;
3591 break;
3592 case 2:
3593 numchan = 4;
3594 break;
3595 case 3:
3596 numchan = 8;
3597 break;
3598 }
3599 rdev->mc.vram_width = numchan * chansize;
3600 /* Could aper size report 0 ? */
3601 rdev->mc.aper_base = pci_resource_start(rdev->pdev, 0);
3602 rdev->mc.aper_size = pci_resource_len(rdev->pdev, 0);
3603 /* Setup GPU memory space */
3604 if ((rdev->family == CHIP_PALM) ||
3605 (rdev->family == CHIP_SUMO) ||
3606 (rdev->family == CHIP_SUMO2)) {
3607 /* size in bytes on fusion */
3608 rdev->mc.mc_vram_size = RREG32(CONFIG_MEMSIZE);
3609 rdev->mc.real_vram_size = RREG32(CONFIG_MEMSIZE);
3610 } else {
3611 /* size in MB on evergreen/cayman/tn */
3612 rdev->mc.mc_vram_size = RREG32(CONFIG_MEMSIZE) * 1024ULL * 1024ULL;
3613 rdev->mc.real_vram_size = RREG32(CONFIG_MEMSIZE) * 1024ULL * 1024ULL;
3614 }
3615 rdev->mc.visible_vram_size = rdev->mc.aper_size;
3616 r700_vram_gtt_location(rdev, &rdev->mc);
3617 radeon_update_bandwidth_info(rdev);
3618
3619 return 0;
3620 }
3621
3622 void evergreen_print_gpu_status_regs(struct radeon_device *rdev)
3623 {
3624 dev_info(rdev->dev, " GRBM_STATUS = 0x%08X\n",
3625 RREG32(GRBM_STATUS));
3626 dev_info(rdev->dev, " GRBM_STATUS_SE0 = 0x%08X\n",
3627 RREG32(GRBM_STATUS_SE0));
3628 dev_info(rdev->dev, " GRBM_STATUS_SE1 = 0x%08X\n",
3629 RREG32(GRBM_STATUS_SE1));
3630 dev_info(rdev->dev, " SRBM_STATUS = 0x%08X\n",
3631 RREG32(SRBM_STATUS));
3632 dev_info(rdev->dev, " SRBM_STATUS2 = 0x%08X\n",
3633 RREG32(SRBM_STATUS2));
3634 dev_info(rdev->dev, " R_008674_CP_STALLED_STAT1 = 0x%08X\n",
3635 RREG32(CP_STALLED_STAT1));
3636 dev_info(rdev->dev, " R_008678_CP_STALLED_STAT2 = 0x%08X\n",
3637 RREG32(CP_STALLED_STAT2));
3638 dev_info(rdev->dev, " R_00867C_CP_BUSY_STAT = 0x%08X\n",
3639 RREG32(CP_BUSY_STAT));
3640 dev_info(rdev->dev, " R_008680_CP_STAT = 0x%08X\n",
3641 RREG32(CP_STAT));
3642 dev_info(rdev->dev, " R_00D034_DMA_STATUS_REG = 0x%08X\n",
3643 RREG32(DMA_STATUS_REG));
3644 if (rdev->family >= CHIP_CAYMAN) {
3645 dev_info(rdev->dev, " R_00D834_DMA_STATUS_REG = 0x%08X\n",
3646 RREG32(DMA_STATUS_REG + 0x800));
3647 }
3648 }
3649
3650 bool evergreen_is_display_hung(struct radeon_device *rdev)
3651 {
3652 u32 crtc_hung = 0;
3653 u32 crtc_status[6];
3654 u32 i, j, tmp;
3655
3656 for (i = 0; i < rdev->num_crtc; i++) {
3657 if (RREG32(EVERGREEN_CRTC_CONTROL + crtc_offsets[i]) & EVERGREEN_CRTC_MASTER_EN) {
3658 crtc_status[i] = RREG32(EVERGREEN_CRTC_STATUS_HV_COUNT + crtc_offsets[i]);
3659 crtc_hung |= (1 << i);
3660 }
3661 }
3662
3663 for (j = 0; j < 10; j++) {
3664 for (i = 0; i < rdev->num_crtc; i++) {
3665 if (crtc_hung & (1 << i)) {
3666 tmp = RREG32(EVERGREEN_CRTC_STATUS_HV_COUNT + crtc_offsets[i]);
3667 if (tmp != crtc_status[i])
3668 crtc_hung &= ~(1 << i);
3669 }
3670 }
3671 if (crtc_hung == 0)
3672 return false;
3673 udelay(100);
3674 }
3675
3676 return true;
3677 }
3678
3679 u32 evergreen_gpu_check_soft_reset(struct radeon_device *rdev)
3680 {
3681 u32 reset_mask = 0;
3682 u32 tmp;
3683
3684 /* GRBM_STATUS */
3685 tmp = RREG32(GRBM_STATUS);
3686 if (tmp & (PA_BUSY | SC_BUSY |
3687 SH_BUSY | SX_BUSY |
3688 TA_BUSY | VGT_BUSY |
3689 DB_BUSY | CB_BUSY |
3690 SPI_BUSY | VGT_BUSY_NO_DMA))
3691 reset_mask |= RADEON_RESET_GFX;
3692
3693 if (tmp & (CF_RQ_PENDING | PF_RQ_PENDING |
3694 CP_BUSY | CP_COHERENCY_BUSY))
3695 reset_mask |= RADEON_RESET_CP;
3696
3697 if (tmp & GRBM_EE_BUSY)
3698 reset_mask |= RADEON_RESET_GRBM | RADEON_RESET_GFX | RADEON_RESET_CP;
3699
3700 /* DMA_STATUS_REG */
3701 tmp = RREG32(DMA_STATUS_REG);
3702 if (!(tmp & DMA_IDLE))
3703 reset_mask |= RADEON_RESET_DMA;
3704
3705 /* SRBM_STATUS2 */
3706 tmp = RREG32(SRBM_STATUS2);
3707 if (tmp & DMA_BUSY)
3708 reset_mask |= RADEON_RESET_DMA;
3709
3710 /* SRBM_STATUS */
3711 tmp = RREG32(SRBM_STATUS);
3712 if (tmp & (RLC_RQ_PENDING | RLC_BUSY))
3713 reset_mask |= RADEON_RESET_RLC;
3714
3715 if (tmp & IH_BUSY)
3716 reset_mask |= RADEON_RESET_IH;
3717
3718 if (tmp & SEM_BUSY)
3719 reset_mask |= RADEON_RESET_SEM;
3720
3721 if (tmp & GRBM_RQ_PENDING)
3722 reset_mask |= RADEON_RESET_GRBM;
3723
3724 if (tmp & VMC_BUSY)
3725 reset_mask |= RADEON_RESET_VMC;
3726
3727 if (tmp & (MCB_BUSY | MCB_NON_DISPLAY_BUSY |
3728 MCC_BUSY | MCD_BUSY))
3729 reset_mask |= RADEON_RESET_MC;
3730
3731 if (evergreen_is_display_hung(rdev))
3732 reset_mask |= RADEON_RESET_DISPLAY;
3733
3734 /* VM_L2_STATUS */
3735 tmp = RREG32(VM_L2_STATUS);
3736 if (tmp & L2_BUSY)
3737 reset_mask |= RADEON_RESET_VMC;
3738
3739 /* Skip MC reset as it's mostly likely not hung, just busy */
3740 if (reset_mask & RADEON_RESET_MC) {
3741 DRM_DEBUG("MC busy: 0x%08X, clearing.\n", reset_mask);
3742 reset_mask &= ~RADEON_RESET_MC;
3743 }
3744
3745 return reset_mask;
3746 }
3747
3748 static void evergreen_gpu_soft_reset(struct radeon_device *rdev, u32 reset_mask)
3749 {
3750 struct evergreen_mc_save save;
3751 u32 grbm_soft_reset = 0, srbm_soft_reset = 0;
3752 u32 tmp;
3753
3754 if (reset_mask == 0)
3755 return;
3756
3757 dev_info(rdev->dev, "GPU softreset: 0x%08X\n", reset_mask);
3758
3759 evergreen_print_gpu_status_regs(rdev);
3760
3761 /* Disable CP parsing/prefetching */
3762 WREG32(CP_ME_CNTL, CP_ME_HALT | CP_PFP_HALT);
3763
3764 if (reset_mask & RADEON_RESET_DMA) {
3765 /* Disable DMA */
3766 tmp = RREG32(DMA_RB_CNTL);
3767 tmp &= ~DMA_RB_ENABLE;
3768 WREG32(DMA_RB_CNTL, tmp);
3769 }
3770
3771 udelay(50);
3772
3773 evergreen_mc_stop(rdev, &save);
3774 if (evergreen_mc_wait_for_idle(rdev)) {
3775 dev_warn(rdev->dev, "Wait for MC idle timedout !\n");
3776 }
3777
3778 if (reset_mask & (RADEON_RESET_GFX | RADEON_RESET_COMPUTE)) {
3779 grbm_soft_reset |= SOFT_RESET_DB |
3780 SOFT_RESET_CB |
3781 SOFT_RESET_PA |
3782 SOFT_RESET_SC |
3783 SOFT_RESET_SPI |
3784 SOFT_RESET_SX |
3785 SOFT_RESET_SH |
3786 SOFT_RESET_TC |
3787 SOFT_RESET_TA |
3788 SOFT_RESET_VC |
3789 SOFT_RESET_VGT;
3790 }
3791
3792 if (reset_mask & RADEON_RESET_CP) {
3793 grbm_soft_reset |= SOFT_RESET_CP |
3794 SOFT_RESET_VGT;
3795
3796 srbm_soft_reset |= SOFT_RESET_GRBM;
3797 }
3798
3799 if (reset_mask & RADEON_RESET_DMA)
3800 srbm_soft_reset |= SOFT_RESET_DMA;
3801
3802 if (reset_mask & RADEON_RESET_DISPLAY)
3803 srbm_soft_reset |= SOFT_RESET_DC;
3804
3805 if (reset_mask & RADEON_RESET_RLC)
3806 srbm_soft_reset |= SOFT_RESET_RLC;
3807
3808 if (reset_mask & RADEON_RESET_SEM)
3809 srbm_soft_reset |= SOFT_RESET_SEM;
3810
3811 if (reset_mask & RADEON_RESET_IH)
3812 srbm_soft_reset |= SOFT_RESET_IH;
3813
3814 if (reset_mask & RADEON_RESET_GRBM)
3815 srbm_soft_reset |= SOFT_RESET_GRBM;
3816
3817 if (reset_mask & RADEON_RESET_VMC)
3818 srbm_soft_reset |= SOFT_RESET_VMC;
3819
3820 if (!(rdev->flags & RADEON_IS_IGP)) {
3821 if (reset_mask & RADEON_RESET_MC)
3822 srbm_soft_reset |= SOFT_RESET_MC;
3823 }
3824
3825 if (grbm_soft_reset) {
3826 tmp = RREG32(GRBM_SOFT_RESET);
3827 tmp |= grbm_soft_reset;
3828 dev_info(rdev->dev, "GRBM_SOFT_RESET=0x%08X\n", tmp);
3829 WREG32(GRBM_SOFT_RESET, tmp);
3830 tmp = RREG32(GRBM_SOFT_RESET);
3831
3832 udelay(50);
3833
3834 tmp &= ~grbm_soft_reset;
3835 WREG32(GRBM_SOFT_RESET, tmp);
3836 tmp = RREG32(GRBM_SOFT_RESET);
3837 }
3838
3839 if (srbm_soft_reset) {
3840 tmp = RREG32(SRBM_SOFT_RESET);
3841 tmp |= srbm_soft_reset;
3842 dev_info(rdev->dev, "SRBM_SOFT_RESET=0x%08X\n", tmp);
3843 WREG32(SRBM_SOFT_RESET, tmp);
3844 tmp = RREG32(SRBM_SOFT_RESET);
3845
3846 udelay(50);
3847
3848 tmp &= ~srbm_soft_reset;
3849 WREG32(SRBM_SOFT_RESET, tmp);
3850 tmp = RREG32(SRBM_SOFT_RESET);
3851 }
3852
3853 /* Wait a little for things to settle down */
3854 udelay(50);
3855
3856 evergreen_mc_resume(rdev, &save);
3857 udelay(50);
3858
3859 evergreen_print_gpu_status_regs(rdev);
3860 }
3861
3862 void evergreen_gpu_pci_config_reset(struct radeon_device *rdev)
3863 {
3864 struct evergreen_mc_save save;
3865 u32 tmp, i;
3866
3867 dev_info(rdev->dev, "GPU pci config reset\n");
3868
3869 /* disable dpm? */
3870
3871 /* Disable CP parsing/prefetching */
3872 WREG32(CP_ME_CNTL, CP_ME_HALT | CP_PFP_HALT);
3873 udelay(50);
3874 /* Disable DMA */
3875 tmp = RREG32(DMA_RB_CNTL);
3876 tmp &= ~DMA_RB_ENABLE;
3877 WREG32(DMA_RB_CNTL, tmp);
3878 /* XXX other engines? */
3879
3880 /* halt the rlc */
3881 r600_rlc_stop(rdev);
3882
3883 udelay(50);
3884
3885 /* set mclk/sclk to bypass */
3886 rv770_set_clk_bypass_mode(rdev);
3887 /* disable BM */
3888 pci_clear_master(rdev->pdev);
3889 /* disable mem access */
3890 evergreen_mc_stop(rdev, &save);
3891 if (evergreen_mc_wait_for_idle(rdev)) {
3892 dev_warn(rdev->dev, "Wait for MC idle timed out !\n");
3893 }
3894 /* reset */
3895 radeon_pci_config_reset(rdev);
3896 /* wait for asic to come out of reset */
3897 for (i = 0; i < rdev->usec_timeout; i++) {
3898 if (RREG32(CONFIG_MEMSIZE) != 0xffffffff)
3899 break;
3900 udelay(1);
3901 }
3902 }
3903
3904 int evergreen_asic_reset(struct radeon_device *rdev)
3905 {
3906 u32 reset_mask;
3907
3908 reset_mask = evergreen_gpu_check_soft_reset(rdev);
3909
3910 if (reset_mask)
3911 r600_set_bios_scratch_engine_hung(rdev, true);
3912
3913 /* try soft reset */
3914 evergreen_gpu_soft_reset(rdev, reset_mask);
3915
3916 reset_mask = evergreen_gpu_check_soft_reset(rdev);
3917
3918 /* try pci config reset */
3919 if (reset_mask && radeon_hard_reset)
3920 evergreen_gpu_pci_config_reset(rdev);
3921
3922 reset_mask = evergreen_gpu_check_soft_reset(rdev);
3923
3924 if (!reset_mask)
3925 r600_set_bios_scratch_engine_hung(rdev, false);
3926
3927 return 0;
3928 }
3929
3930 /**
3931 * evergreen_gfx_is_lockup - Check if the GFX engine is locked up
3932 *
3933 * @rdev: radeon_device pointer
3934 * @ring: radeon_ring structure holding ring information
3935 *
3936 * Check if the GFX engine is locked up.
3937 * Returns true if the engine appears to be locked up, false if not.
3938 */
3939 bool evergreen_gfx_is_lockup(struct radeon_device *rdev, struct radeon_ring *ring)
3940 {
3941 u32 reset_mask = evergreen_gpu_check_soft_reset(rdev);
3942
3943 if (!(reset_mask & (RADEON_RESET_GFX |
3944 RADEON_RESET_COMPUTE |
3945 RADEON_RESET_CP))) {
3946 radeon_ring_lockup_update(rdev, ring);
3947 return false;
3948 }
3949 return radeon_ring_test_lockup(rdev, ring);
3950 }
3951
3952 /*
3953 * RLC
3954 */
3955 #define RLC_SAVE_RESTORE_LIST_END_MARKER 0x00000000
3956 #define RLC_CLEAR_STATE_END_MARKER 0x00000001
3957
3958 void sumo_rlc_fini(struct radeon_device *rdev)
3959 {
3960 int r;
3961
3962 /* save restore block */
3963 if (rdev->rlc.save_restore_obj) {
3964 r = radeon_bo_reserve(rdev->rlc.save_restore_obj, false);
3965 if (unlikely(r != 0))
3966 dev_warn(rdev->dev, "(%d) reserve RLC sr bo failed\n", r);
3967 radeon_bo_unpin(rdev->rlc.save_restore_obj);
3968 radeon_bo_unreserve(rdev->rlc.save_restore_obj);
3969
3970 radeon_bo_unref(&rdev->rlc.save_restore_obj);
3971 rdev->rlc.save_restore_obj = NULL;
3972 }
3973
3974 /* clear state block */
3975 if (rdev->rlc.clear_state_obj) {
3976 r = radeon_bo_reserve(rdev->rlc.clear_state_obj, false);
3977 if (unlikely(r != 0))
3978 dev_warn(rdev->dev, "(%d) reserve RLC c bo failed\n", r);
3979 radeon_bo_unpin(rdev->rlc.clear_state_obj);
3980 radeon_bo_unreserve(rdev->rlc.clear_state_obj);
3981
3982 radeon_bo_unref(&rdev->rlc.clear_state_obj);
3983 rdev->rlc.clear_state_obj = NULL;
3984 }
3985
3986 /* clear state block */
3987 if (rdev->rlc.cp_table_obj) {
3988 r = radeon_bo_reserve(rdev->rlc.cp_table_obj, false);
3989 if (unlikely(r != 0))
3990 dev_warn(rdev->dev, "(%d) reserve RLC cp table bo failed\n", r);
3991 radeon_bo_unpin(rdev->rlc.cp_table_obj);
3992 radeon_bo_unreserve(rdev->rlc.cp_table_obj);
3993
3994 radeon_bo_unref(&rdev->rlc.cp_table_obj);
3995 rdev->rlc.cp_table_obj = NULL;
3996 }
3997 }
3998
3999 #define CP_ME_TABLE_SIZE 96
4000
4001 int sumo_rlc_init(struct radeon_device *rdev)
4002 {
4003 const u32 *src_ptr;
4004 volatile u32 *dst_ptr;
4005 u32 dws, data, i, j, k, reg_num;
4006 u32 reg_list_num, reg_list_hdr_blk_index, reg_list_blk_index = 0;
4007 u64 reg_list_mc_addr;
4008 const struct cs_section_def *cs_data;
4009 int r;
4010
4011 src_ptr = rdev->rlc.reg_list;
4012 dws = rdev->rlc.reg_list_size;
4013 if (rdev->family >= CHIP_BONAIRE) {
4014 dws += (5 * 16) + 48 + 48 + 64;
4015 }
4016 cs_data = rdev->rlc.cs_data;
4017
4018 if (src_ptr) {
4019 /* save restore block */
4020 if (rdev->rlc.save_restore_obj == NULL) {
4021 r = radeon_bo_create(rdev, dws * 4, PAGE_SIZE, true,
4022 RADEON_GEM_DOMAIN_VRAM, 0, NULL,
4023 NULL, &rdev->rlc.save_restore_obj);
4024 if (r) {
4025 dev_warn(rdev->dev, "(%d) create RLC sr bo failed\n", r);
4026 return r;
4027 }
4028 }
4029
4030 r = radeon_bo_reserve(rdev->rlc.save_restore_obj, false);
4031 if (unlikely(r != 0)) {
4032 sumo_rlc_fini(rdev);
4033 return r;
4034 }
4035 r = radeon_bo_pin(rdev->rlc.save_restore_obj, RADEON_GEM_DOMAIN_VRAM,
4036 &rdev->rlc.save_restore_gpu_addr);
4037 if (r) {
4038 radeon_bo_unreserve(rdev->rlc.save_restore_obj);
4039 dev_warn(rdev->dev, "(%d) pin RLC sr bo failed\n", r);
4040 sumo_rlc_fini(rdev);
4041 return r;
4042 }
4043
4044 r = radeon_bo_kmap(rdev->rlc.save_restore_obj, (void **)&rdev->rlc.sr_ptr);
4045 if (r) {
4046 dev_warn(rdev->dev, "(%d) map RLC sr bo failed\n", r);
4047 sumo_rlc_fini(rdev);
4048 return r;
4049 }
4050 /* write the sr buffer */
4051 dst_ptr = rdev->rlc.sr_ptr;
4052 if (rdev->family >= CHIP_TAHITI) {
4053 /* SI */
4054 for (i = 0; i < rdev->rlc.reg_list_size; i++)
4055 dst_ptr[i] = cpu_to_le32(src_ptr[i]);
4056 } else {
4057 /* ON/LN/TN */
4058 /* format:
4059 * dw0: (reg2 << 16) | reg1
4060 * dw1: reg1 save space
4061 * dw2: reg2 save space
4062 */
4063 for (i = 0; i < dws; i++) {
4064 data = src_ptr[i] >> 2;
4065 i++;
4066 if (i < dws)
4067 data |= (src_ptr[i] >> 2) << 16;
4068 j = (((i - 1) * 3) / 2);
4069 dst_ptr[j] = cpu_to_le32(data);
4070 }
4071 j = ((i * 3) / 2);
4072 dst_ptr[j] = cpu_to_le32(RLC_SAVE_RESTORE_LIST_END_MARKER);
4073 }
4074 radeon_bo_kunmap(rdev->rlc.save_restore_obj);
4075 radeon_bo_unreserve(rdev->rlc.save_restore_obj);
4076 }
4077
4078 if (cs_data) {
4079 /* clear state block */
4080 if (rdev->family >= CHIP_BONAIRE) {
4081 rdev->rlc.clear_state_size = dws = cik_get_csb_size(rdev);
4082 } else if (rdev->family >= CHIP_TAHITI) {
4083 rdev->rlc.clear_state_size = si_get_csb_size(rdev);
4084 dws = rdev->rlc.clear_state_size + (256 / 4);
4085 } else {
4086 reg_list_num = 0;
4087 dws = 0;
4088 for (i = 0; cs_data[i].section != NULL; i++) {
4089 for (j = 0; cs_data[i].section[j].extent != NULL; j++) {
4090 reg_list_num++;
4091 dws += cs_data[i].section[j].reg_count;
4092 }
4093 }
4094 reg_list_blk_index = (3 * reg_list_num + 2);
4095 dws += reg_list_blk_index;
4096 rdev->rlc.clear_state_size = dws;
4097 }
4098
4099 if (rdev->rlc.clear_state_obj == NULL) {
4100 r = radeon_bo_create(rdev, dws * 4, PAGE_SIZE, true,
4101 RADEON_GEM_DOMAIN_VRAM, 0, NULL,
4102 NULL, &rdev->rlc.clear_state_obj);
4103 if (r) {
4104 dev_warn(rdev->dev, "(%d) create RLC c bo failed\n", r);
4105 sumo_rlc_fini(rdev);
4106 return r;
4107 }
4108 }
4109 r = radeon_bo_reserve(rdev->rlc.clear_state_obj, false);
4110 if (unlikely(r != 0)) {
4111 sumo_rlc_fini(rdev);
4112 return r;
4113 }
4114 r = radeon_bo_pin(rdev->rlc.clear_state_obj, RADEON_GEM_DOMAIN_VRAM,
4115 &rdev->rlc.clear_state_gpu_addr);
4116 if (r) {
4117 radeon_bo_unreserve(rdev->rlc.clear_state_obj);
4118 dev_warn(rdev->dev, "(%d) pin RLC c bo failed\n", r);
4119 sumo_rlc_fini(rdev);
4120 return r;
4121 }
4122
4123 r = radeon_bo_kmap(rdev->rlc.clear_state_obj, (void **)&rdev->rlc.cs_ptr);
4124 if (r) {
4125 dev_warn(rdev->dev, "(%d) map RLC c bo failed\n", r);
4126 sumo_rlc_fini(rdev);
4127 return r;
4128 }
4129 /* set up the cs buffer */
4130 dst_ptr = rdev->rlc.cs_ptr;
4131 if (rdev->family >= CHIP_BONAIRE) {
4132 cik_get_csb_buffer(rdev, dst_ptr);
4133 } else if (rdev->family >= CHIP_TAHITI) {
4134 reg_list_mc_addr = rdev->rlc.clear_state_gpu_addr + 256;
4135 dst_ptr[0] = cpu_to_le32(upper_32_bits(reg_list_mc_addr));
4136 dst_ptr[1] = cpu_to_le32(lower_32_bits(reg_list_mc_addr));
4137 dst_ptr[2] = cpu_to_le32(rdev->rlc.clear_state_size);
4138 si_get_csb_buffer(rdev, &dst_ptr[(256/4)]);
4139 } else {
4140 reg_list_hdr_blk_index = 0;
4141 reg_list_mc_addr = rdev->rlc.clear_state_gpu_addr + (reg_list_blk_index * 4);
4142 data = upper_32_bits(reg_list_mc_addr);
4143 dst_ptr[reg_list_hdr_blk_index] = cpu_to_le32(data);
4144 reg_list_hdr_blk_index++;
4145 for (i = 0; cs_data[i].section != NULL; i++) {
4146 for (j = 0; cs_data[i].section[j].extent != NULL; j++) {
4147 reg_num = cs_data[i].section[j].reg_count;
4148 data = reg_list_mc_addr & 0xffffffff;
4149 dst_ptr[reg_list_hdr_blk_index] = cpu_to_le32(data);
4150 reg_list_hdr_blk_index++;
4151
4152 data = (cs_data[i].section[j].reg_index * 4) & 0xffffffff;
4153 dst_ptr[reg_list_hdr_blk_index] = cpu_to_le32(data);
4154 reg_list_hdr_blk_index++;
4155
4156 data = 0x08000000 | (reg_num * 4);
4157 dst_ptr[reg_list_hdr_blk_index] = cpu_to_le32(data);
4158 reg_list_hdr_blk_index++;
4159
4160 for (k = 0; k < reg_num; k++) {
4161 data = cs_data[i].section[j].extent[k];
4162 dst_ptr[reg_list_blk_index + k] = cpu_to_le32(data);
4163 }
4164 reg_list_mc_addr += reg_num * 4;
4165 reg_list_blk_index += reg_num;
4166 }
4167 }
4168 dst_ptr[reg_list_hdr_blk_index] = cpu_to_le32(RLC_CLEAR_STATE_END_MARKER);
4169 }
4170 radeon_bo_kunmap(rdev->rlc.clear_state_obj);
4171 radeon_bo_unreserve(rdev->rlc.clear_state_obj);
4172 }
4173
4174 if (rdev->rlc.cp_table_size) {
4175 if (rdev->rlc.cp_table_obj == NULL) {
4176 r = radeon_bo_create(rdev, rdev->rlc.cp_table_size,
4177 PAGE_SIZE, true,
4178 RADEON_GEM_DOMAIN_VRAM, 0, NULL,
4179 NULL, &rdev->rlc.cp_table_obj);
4180 if (r) {
4181 dev_warn(rdev->dev, "(%d) create RLC cp table bo failed\n", r);
4182 sumo_rlc_fini(rdev);
4183 return r;
4184 }
4185 }
4186
4187 r = radeon_bo_reserve(rdev->rlc.cp_table_obj, false);
4188 if (unlikely(r != 0)) {
4189 dev_warn(rdev->dev, "(%d) reserve RLC cp table bo failed\n", r);
4190 sumo_rlc_fini(rdev);
4191 return r;
4192 }
4193 r = radeon_bo_pin(rdev->rlc.cp_table_obj, RADEON_GEM_DOMAIN_VRAM,
4194 &rdev->rlc.cp_table_gpu_addr);
4195 if (r) {
4196 radeon_bo_unreserve(rdev->rlc.cp_table_obj);
4197 dev_warn(rdev->dev, "(%d) pin RLC cp_table bo failed\n", r);
4198 sumo_rlc_fini(rdev);
4199 return r;
4200 }
4201 r = radeon_bo_kmap(rdev->rlc.cp_table_obj, (void **)&rdev->rlc.cp_table_ptr);
4202 if (r) {
4203 dev_warn(rdev->dev, "(%d) map RLC cp table bo failed\n", r);
4204 sumo_rlc_fini(rdev);
4205 return r;
4206 }
4207
4208 cik_init_cp_pg_table(rdev);
4209
4210 radeon_bo_kunmap(rdev->rlc.cp_table_obj);
4211 radeon_bo_unreserve(rdev->rlc.cp_table_obj);
4212
4213 }
4214
4215 return 0;
4216 }
4217
4218 static void evergreen_rlc_start(struct radeon_device *rdev)
4219 {
4220 u32 mask = RLC_ENABLE;
4221
4222 if (rdev->flags & RADEON_IS_IGP) {
4223 mask |= GFX_POWER_GATING_ENABLE | GFX_POWER_GATING_SRC;
4224 }
4225
4226 WREG32(RLC_CNTL, mask);
4227 }
4228
4229 int evergreen_rlc_resume(struct radeon_device *rdev)
4230 {
4231 u32 i;
4232 const __be32 *fw_data;
4233
4234 if (!rdev->rlc_fw)
4235 return -EINVAL;
4236
4237 r600_rlc_stop(rdev);
4238
4239 WREG32(RLC_HB_CNTL, 0);
4240
4241 if (rdev->flags & RADEON_IS_IGP) {
4242 if (rdev->family == CHIP_ARUBA) {
4243 u32 always_on_bitmap =
4244 3 | (3 << (16 * rdev->config.cayman.max_shader_engines));
4245 /* find out the number of active simds */
4246 u32 tmp = (RREG32(CC_GC_SHADER_PIPE_CONFIG) & 0xffff0000) >> 16;
4247 tmp |= 0xffffffff << rdev->config.cayman.max_simds_per_se;
4248 tmp = hweight32(~tmp);
4249 if (tmp == rdev->config.cayman.max_simds_per_se) {
4250 WREG32(TN_RLC_LB_ALWAYS_ACTIVE_SIMD_MASK, always_on_bitmap);
4251 WREG32(TN_RLC_LB_PARAMS, 0x00601004);
4252 WREG32(TN_RLC_LB_INIT_SIMD_MASK, 0xffffffff);
4253 WREG32(TN_RLC_LB_CNTR_INIT, 0x00000000);
4254 WREG32(TN_RLC_LB_CNTR_MAX, 0x00002000);
4255 }
4256 } else {
4257 WREG32(RLC_HB_WPTR_LSB_ADDR, 0);
4258 WREG32(RLC_HB_WPTR_MSB_ADDR, 0);
4259 }
4260 WREG32(TN_RLC_SAVE_AND_RESTORE_BASE, rdev->rlc.save_restore_gpu_addr >> 8);
4261 WREG32(TN_RLC_CLEAR_STATE_RESTORE_BASE, rdev->rlc.clear_state_gpu_addr >> 8);
4262 } else {
4263 WREG32(RLC_HB_BASE, 0);
4264 WREG32(RLC_HB_RPTR, 0);
4265 WREG32(RLC_HB_WPTR, 0);
4266 WREG32(RLC_HB_WPTR_LSB_ADDR, 0);
4267 WREG32(RLC_HB_WPTR_MSB_ADDR, 0);
4268 }
4269 WREG32(RLC_MC_CNTL, 0);
4270 WREG32(RLC_UCODE_CNTL, 0);
4271
4272 fw_data = (const __be32 *)rdev->rlc_fw->data;
4273 if (rdev->family >= CHIP_ARUBA) {
4274 for (i = 0; i < ARUBA_RLC_UCODE_SIZE; i++) {
4275 WREG32(RLC_UCODE_ADDR, i);
4276 WREG32(RLC_UCODE_DATA, be32_to_cpup(fw_data++));
4277 }
4278 } else if (rdev->family >= CHIP_CAYMAN) {
4279 for (i = 0; i < CAYMAN_RLC_UCODE_SIZE; i++) {
4280 WREG32(RLC_UCODE_ADDR, i);
4281 WREG32(RLC_UCODE_DATA, be32_to_cpup(fw_data++));
4282 }
4283 } else {
4284 for (i = 0; i < EVERGREEN_RLC_UCODE_SIZE; i++) {
4285 WREG32(RLC_UCODE_ADDR, i);
4286 WREG32(RLC_UCODE_DATA, be32_to_cpup(fw_data++));
4287 }
4288 }
4289 WREG32(RLC_UCODE_ADDR, 0);
4290
4291 evergreen_rlc_start(rdev);
4292
4293 return 0;
4294 }
4295
4296 /* Interrupts */
4297
4298 u32 evergreen_get_vblank_counter(struct radeon_device *rdev, int crtc)
4299 {
4300 if (crtc >= rdev->num_crtc)
4301 return 0;
4302 else
4303 return RREG32(CRTC_STATUS_FRAME_COUNT + crtc_offsets[crtc]);
4304 }
4305
4306 void evergreen_disable_interrupt_state(struct radeon_device *rdev)
4307 {
4308 u32 tmp;
4309
4310 if (rdev->family >= CHIP_CAYMAN) {
4311 cayman_cp_int_cntl_setup(rdev, 0,
4312 CNTX_BUSY_INT_ENABLE | CNTX_EMPTY_INT_ENABLE);
4313 cayman_cp_int_cntl_setup(rdev, 1, 0);
4314 cayman_cp_int_cntl_setup(rdev, 2, 0);
4315 tmp = RREG32(CAYMAN_DMA1_CNTL) & ~TRAP_ENABLE;
4316 WREG32(CAYMAN_DMA1_CNTL, tmp);
4317 } else
4318 WREG32(CP_INT_CNTL, CNTX_BUSY_INT_ENABLE | CNTX_EMPTY_INT_ENABLE);
4319 tmp = RREG32(DMA_CNTL) & ~TRAP_ENABLE;
4320 WREG32(DMA_CNTL, tmp);
4321 WREG32(GRBM_INT_CNTL, 0);
4322 WREG32(INT_MASK + EVERGREEN_CRTC0_REGISTER_OFFSET, 0);
4323 WREG32(INT_MASK + EVERGREEN_CRTC1_REGISTER_OFFSET, 0);
4324 if (rdev->num_crtc >= 4) {
4325 WREG32(INT_MASK + EVERGREEN_CRTC2_REGISTER_OFFSET, 0);
4326 WREG32(INT_MASK + EVERGREEN_CRTC3_REGISTER_OFFSET, 0);
4327 }
4328 if (rdev->num_crtc >= 6) {
4329 WREG32(INT_MASK + EVERGREEN_CRTC4_REGISTER_OFFSET, 0);
4330 WREG32(INT_MASK + EVERGREEN_CRTC5_REGISTER_OFFSET, 0);
4331 }
4332
4333 WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC0_REGISTER_OFFSET, 0);
4334 WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC1_REGISTER_OFFSET, 0);
4335 if (rdev->num_crtc >= 4) {
4336 WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC2_REGISTER_OFFSET, 0);
4337 WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC3_REGISTER_OFFSET, 0);
4338 }
4339 if (rdev->num_crtc >= 6) {
4340 WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC4_REGISTER_OFFSET, 0);
4341 WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC5_REGISTER_OFFSET, 0);
4342 }
4343
4344 /* only one DAC on DCE5 */
4345 if (!ASIC_IS_DCE5(rdev))
4346 WREG32(DACA_AUTODETECT_INT_CONTROL, 0);
4347 WREG32(DACB_AUTODETECT_INT_CONTROL, 0);
4348
4349 tmp = RREG32(DC_HPD1_INT_CONTROL) & DC_HPDx_INT_POLARITY;
4350 WREG32(DC_HPD1_INT_CONTROL, tmp);
4351 tmp = RREG32(DC_HPD2_INT_CONTROL) & DC_HPDx_INT_POLARITY;
4352 WREG32(DC_HPD2_INT_CONTROL, tmp);
4353 tmp = RREG32(DC_HPD3_INT_CONTROL) & DC_HPDx_INT_POLARITY;
4354 WREG32(DC_HPD3_INT_CONTROL, tmp);
4355 tmp = RREG32(DC_HPD4_INT_CONTROL) & DC_HPDx_INT_POLARITY;
4356 WREG32(DC_HPD4_INT_CONTROL, tmp);
4357 tmp = RREG32(DC_HPD5_INT_CONTROL) & DC_HPDx_INT_POLARITY;
4358 WREG32(DC_HPD5_INT_CONTROL, tmp);
4359 tmp = RREG32(DC_HPD6_INT_CONTROL) & DC_HPDx_INT_POLARITY;
4360 WREG32(DC_HPD6_INT_CONTROL, tmp);
4361
4362 }
4363
4364 int evergreen_irq_set(struct radeon_device *rdev)
4365 {
4366 u32 cp_int_cntl = CNTX_BUSY_INT_ENABLE | CNTX_EMPTY_INT_ENABLE;
4367 u32 cp_int_cntl1 = 0, cp_int_cntl2 = 0;
4368 u32 crtc1 = 0, crtc2 = 0, crtc3 = 0, crtc4 = 0, crtc5 = 0, crtc6 = 0;
4369 u32 hpd1, hpd2, hpd3, hpd4, hpd5, hpd6;
4370 u32 grbm_int_cntl = 0;
4371 u32 afmt1 = 0, afmt2 = 0, afmt3 = 0, afmt4 = 0, afmt5 = 0, afmt6 = 0;
4372 u32 dma_cntl, dma_cntl1 = 0;
4373 u32 thermal_int = 0;
4374
4375 if (!rdev->irq.installed) {
4376 WARN(1, "Can't enable IRQ/MSI because no handler is installed\n");
4377 return -EINVAL;
4378 }
4379 /* don't enable anything if the ih is disabled */
4380 if (!rdev->ih.enabled) {
4381 r600_disable_interrupts(rdev);
4382 /* force the active interrupt state to all disabled */
4383 evergreen_disable_interrupt_state(rdev);
4384 return 0;
4385 }
4386
4387 hpd1 = RREG32(DC_HPD1_INT_CONTROL) & ~DC_HPDx_INT_EN;
4388 hpd2 = RREG32(DC_HPD2_INT_CONTROL) & ~DC_HPDx_INT_EN;
4389 hpd3 = RREG32(DC_HPD3_INT_CONTROL) & ~DC_HPDx_INT_EN;
4390 hpd4 = RREG32(DC_HPD4_INT_CONTROL) & ~DC_HPDx_INT_EN;
4391 hpd5 = RREG32(DC_HPD5_INT_CONTROL) & ~DC_HPDx_INT_EN;
4392 hpd6 = RREG32(DC_HPD6_INT_CONTROL) & ~DC_HPDx_INT_EN;
4393 if (rdev->family == CHIP_ARUBA)
4394 thermal_int = RREG32(TN_CG_THERMAL_INT_CTRL) &
4395 ~(THERM_INT_MASK_HIGH | THERM_INT_MASK_LOW);
4396 else
4397 thermal_int = RREG32(CG_THERMAL_INT) &
4398 ~(THERM_INT_MASK_HIGH | THERM_INT_MASK_LOW);
4399
4400 afmt1 = RREG32(AFMT_AUDIO_PACKET_CONTROL + EVERGREEN_CRTC0_REGISTER_OFFSET) & ~AFMT_AZ_FORMAT_WTRIG_MASK;
4401 afmt2 = RREG32(AFMT_AUDIO_PACKET_CONTROL + EVERGREEN_CRTC1_REGISTER_OFFSET) & ~AFMT_AZ_FORMAT_WTRIG_MASK;
4402 afmt3 = RREG32(AFMT_AUDIO_PACKET_CONTROL + EVERGREEN_CRTC2_REGISTER_OFFSET) & ~AFMT_AZ_FORMAT_WTRIG_MASK;
4403 afmt4 = RREG32(AFMT_AUDIO_PACKET_CONTROL + EVERGREEN_CRTC3_REGISTER_OFFSET) & ~AFMT_AZ_FORMAT_WTRIG_MASK;
4404 afmt5 = RREG32(AFMT_AUDIO_PACKET_CONTROL + EVERGREEN_CRTC4_REGISTER_OFFSET) & ~AFMT_AZ_FORMAT_WTRIG_MASK;
4405 afmt6 = RREG32(AFMT_AUDIO_PACKET_CONTROL + EVERGREEN_CRTC5_REGISTER_OFFSET) & ~AFMT_AZ_FORMAT_WTRIG_MASK;
4406
4407 dma_cntl = RREG32(DMA_CNTL) & ~TRAP_ENABLE;
4408
4409 if (rdev->family >= CHIP_CAYMAN) {
4410 /* enable CP interrupts on all rings */
4411 if (atomic_read(&rdev->irq.ring_int[RADEON_RING_TYPE_GFX_INDEX])) {
4412 DRM_DEBUG("evergreen_irq_set: sw int gfx\n");
4413 cp_int_cntl |= TIME_STAMP_INT_ENABLE;
4414 }
4415 if (atomic_read(&rdev->irq.ring_int[CAYMAN_RING_TYPE_CP1_INDEX])) {
4416 DRM_DEBUG("evergreen_irq_set: sw int cp1\n");
4417 cp_int_cntl1 |= TIME_STAMP_INT_ENABLE;
4418 }
4419 if (atomic_read(&rdev->irq.ring_int[CAYMAN_RING_TYPE_CP2_INDEX])) {
4420 DRM_DEBUG("evergreen_irq_set: sw int cp2\n");
4421 cp_int_cntl2 |= TIME_STAMP_INT_ENABLE;
4422 }
4423 } else {
4424 if (atomic_read(&rdev->irq.ring_int[RADEON_RING_TYPE_GFX_INDEX])) {
4425 DRM_DEBUG("evergreen_irq_set: sw int gfx\n");
4426 cp_int_cntl |= RB_INT_ENABLE;
4427 cp_int_cntl |= TIME_STAMP_INT_ENABLE;
4428 }
4429 }
4430
4431 if (atomic_read(&rdev->irq.ring_int[R600_RING_TYPE_DMA_INDEX])) {
4432 DRM_DEBUG("r600_irq_set: sw int dma\n");
4433 dma_cntl |= TRAP_ENABLE;
4434 }
4435
4436 if (rdev->family >= CHIP_CAYMAN) {
4437 dma_cntl1 = RREG32(CAYMAN_DMA1_CNTL) & ~TRAP_ENABLE;
4438 if (atomic_read(&rdev->irq.ring_int[CAYMAN_RING_TYPE_DMA1_INDEX])) {
4439 DRM_DEBUG("r600_irq_set: sw int dma1\n");
4440 dma_cntl1 |= TRAP_ENABLE;
4441 }
4442 }
4443
4444 if (rdev->irq.dpm_thermal) {
4445 DRM_DEBUG("dpm thermal\n");
4446 thermal_int |= THERM_INT_MASK_HIGH | THERM_INT_MASK_LOW;
4447 }
4448
4449 if (rdev->irq.crtc_vblank_int[0] ||
4450 atomic_read(&rdev->irq.pflip[0])) {
4451 DRM_DEBUG("evergreen_irq_set: vblank 0\n");
4452 crtc1 |= VBLANK_INT_MASK;
4453 }
4454 if (rdev->irq.crtc_vblank_int[1] ||
4455 atomic_read(&rdev->irq.pflip[1])) {
4456 DRM_DEBUG("evergreen_irq_set: vblank 1\n");
4457 crtc2 |= VBLANK_INT_MASK;
4458 }
4459 if (rdev->irq.crtc_vblank_int[2] ||
4460 atomic_read(&rdev->irq.pflip[2])) {
4461 DRM_DEBUG("evergreen_irq_set: vblank 2\n");
4462 crtc3 |= VBLANK_INT_MASK;
4463 }
4464 if (rdev->irq.crtc_vblank_int[3] ||
4465 atomic_read(&rdev->irq.pflip[3])) {
4466 DRM_DEBUG("evergreen_irq_set: vblank 3\n");
4467 crtc4 |= VBLANK_INT_MASK;
4468 }
4469 if (rdev->irq.crtc_vblank_int[4] ||
4470 atomic_read(&rdev->irq.pflip[4])) {
4471 DRM_DEBUG("evergreen_irq_set: vblank 4\n");
4472 crtc5 |= VBLANK_INT_MASK;
4473 }
4474 if (rdev->irq.crtc_vblank_int[5] ||
4475 atomic_read(&rdev->irq.pflip[5])) {
4476 DRM_DEBUG("evergreen_irq_set: vblank 5\n");
4477 crtc6 |= VBLANK_INT_MASK;
4478 }
4479 if (rdev->irq.hpd[0]) {
4480 DRM_DEBUG("evergreen_irq_set: hpd 1\n");
4481 hpd1 |= DC_HPDx_INT_EN;
4482 }
4483 if (rdev->irq.hpd[1]) {
4484 DRM_DEBUG("evergreen_irq_set: hpd 2\n");
4485 hpd2 |= DC_HPDx_INT_EN;
4486 }
4487 if (rdev->irq.hpd[2]) {
4488 DRM_DEBUG("evergreen_irq_set: hpd 3\n");
4489 hpd3 |= DC_HPDx_INT_EN;
4490 }
4491 if (rdev->irq.hpd[3]) {
4492 DRM_DEBUG("evergreen_irq_set: hpd 4\n");
4493 hpd4 |= DC_HPDx_INT_EN;
4494 }
4495 if (rdev->irq.hpd[4]) {
4496 DRM_DEBUG("evergreen_irq_set: hpd 5\n");
4497 hpd5 |= DC_HPDx_INT_EN;
4498 }
4499 if (rdev->irq.hpd[5]) {
4500 DRM_DEBUG("evergreen_irq_set: hpd 6\n");
4501 hpd6 |= DC_HPDx_INT_EN;
4502 }
4503 if (rdev->irq.afmt[0]) {
4504 DRM_DEBUG("evergreen_irq_set: hdmi 0\n");
4505 afmt1 |= AFMT_AZ_FORMAT_WTRIG_MASK;
4506 }
4507 if (rdev->irq.afmt[1]) {
4508 DRM_DEBUG("evergreen_irq_set: hdmi 1\n");
4509 afmt2 |= AFMT_AZ_FORMAT_WTRIG_MASK;
4510 }
4511 if (rdev->irq.afmt[2]) {
4512 DRM_DEBUG("evergreen_irq_set: hdmi 2\n");
4513 afmt3 |= AFMT_AZ_FORMAT_WTRIG_MASK;
4514 }
4515 if (rdev->irq.afmt[3]) {
4516 DRM_DEBUG("evergreen_irq_set: hdmi 3\n");
4517 afmt4 |= AFMT_AZ_FORMAT_WTRIG_MASK;
4518 }
4519 if (rdev->irq.afmt[4]) {
4520 DRM_DEBUG("evergreen_irq_set: hdmi 4\n");
4521 afmt5 |= AFMT_AZ_FORMAT_WTRIG_MASK;
4522 }
4523 if (rdev->irq.afmt[5]) {
4524 DRM_DEBUG("evergreen_irq_set: hdmi 5\n");
4525 afmt6 |= AFMT_AZ_FORMAT_WTRIG_MASK;
4526 }
4527
4528 if (rdev->family >= CHIP_CAYMAN) {
4529 cayman_cp_int_cntl_setup(rdev, 0, cp_int_cntl);
4530 cayman_cp_int_cntl_setup(rdev, 1, cp_int_cntl1);
4531 cayman_cp_int_cntl_setup(rdev, 2, cp_int_cntl2);
4532 } else
4533 WREG32(CP_INT_CNTL, cp_int_cntl);
4534
4535 WREG32(DMA_CNTL, dma_cntl);
4536
4537 if (rdev->family >= CHIP_CAYMAN)
4538 WREG32(CAYMAN_DMA1_CNTL, dma_cntl1);
4539
4540 WREG32(GRBM_INT_CNTL, grbm_int_cntl);
4541
4542 WREG32(INT_MASK + EVERGREEN_CRTC0_REGISTER_OFFSET, crtc1);
4543 WREG32(INT_MASK + EVERGREEN_CRTC1_REGISTER_OFFSET, crtc2);
4544 if (rdev->num_crtc >= 4) {
4545 WREG32(INT_MASK + EVERGREEN_CRTC2_REGISTER_OFFSET, crtc3);
4546 WREG32(INT_MASK + EVERGREEN_CRTC3_REGISTER_OFFSET, crtc4);
4547 }
4548 if (rdev->num_crtc >= 6) {
4549 WREG32(INT_MASK + EVERGREEN_CRTC4_REGISTER_OFFSET, crtc5);
4550 WREG32(INT_MASK + EVERGREEN_CRTC5_REGISTER_OFFSET, crtc6);
4551 }
4552
4553 WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC0_REGISTER_OFFSET,
4554 GRPH_PFLIP_INT_MASK);
4555 WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC1_REGISTER_OFFSET,
4556 GRPH_PFLIP_INT_MASK);
4557 if (rdev->num_crtc >= 4) {
4558 WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC2_REGISTER_OFFSET,
4559 GRPH_PFLIP_INT_MASK);
4560 WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC3_REGISTER_OFFSET,
4561 GRPH_PFLIP_INT_MASK);
4562 }
4563 if (rdev->num_crtc >= 6) {
4564 WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC4_REGISTER_OFFSET,
4565 GRPH_PFLIP_INT_MASK);
4566 WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC5_REGISTER_OFFSET,
4567 GRPH_PFLIP_INT_MASK);
4568 }
4569
4570 WREG32(DC_HPD1_INT_CONTROL, hpd1);
4571 WREG32(DC_HPD2_INT_CONTROL, hpd2);
4572 WREG32(DC_HPD3_INT_CONTROL, hpd3);
4573 WREG32(DC_HPD4_INT_CONTROL, hpd4);
4574 WREG32(DC_HPD5_INT_CONTROL, hpd5);
4575 WREG32(DC_HPD6_INT_CONTROL, hpd6);
4576 if (rdev->family == CHIP_ARUBA)
4577 WREG32(TN_CG_THERMAL_INT_CTRL, thermal_int);
4578 else
4579 WREG32(CG_THERMAL_INT, thermal_int);
4580
4581 WREG32(AFMT_AUDIO_PACKET_CONTROL + EVERGREEN_CRTC0_REGISTER_OFFSET, afmt1);
4582 WREG32(AFMT_AUDIO_PACKET_CONTROL + EVERGREEN_CRTC1_REGISTER_OFFSET, afmt2);
4583 WREG32(AFMT_AUDIO_PACKET_CONTROL + EVERGREEN_CRTC2_REGISTER_OFFSET, afmt3);
4584 WREG32(AFMT_AUDIO_PACKET_CONTROL + EVERGREEN_CRTC3_REGISTER_OFFSET, afmt4);
4585 WREG32(AFMT_AUDIO_PACKET_CONTROL + EVERGREEN_CRTC4_REGISTER_OFFSET, afmt5);
4586 WREG32(AFMT_AUDIO_PACKET_CONTROL + EVERGREEN_CRTC5_REGISTER_OFFSET, afmt6);
4587
4588 return 0;
4589 }
4590
4591 static void evergreen_irq_ack(struct radeon_device *rdev)
4592 {
4593 u32 tmp;
4594
4595 rdev->irq.stat_regs.evergreen.disp_int = RREG32(DISP_INTERRUPT_STATUS);
4596 rdev->irq.stat_regs.evergreen.disp_int_cont = RREG32(DISP_INTERRUPT_STATUS_CONTINUE);
4597 rdev->irq.stat_regs.evergreen.disp_int_cont2 = RREG32(DISP_INTERRUPT_STATUS_CONTINUE2);
4598 rdev->irq.stat_regs.evergreen.disp_int_cont3 = RREG32(DISP_INTERRUPT_STATUS_CONTINUE3);
4599 rdev->irq.stat_regs.evergreen.disp_int_cont4 = RREG32(DISP_INTERRUPT_STATUS_CONTINUE4);
4600 rdev->irq.stat_regs.evergreen.disp_int_cont5 = RREG32(DISP_INTERRUPT_STATUS_CONTINUE5);
4601 rdev->irq.stat_regs.evergreen.d1grph_int = RREG32(GRPH_INT_STATUS + EVERGREEN_CRTC0_REGISTER_OFFSET);
4602 rdev->irq.stat_regs.evergreen.d2grph_int = RREG32(GRPH_INT_STATUS + EVERGREEN_CRTC1_REGISTER_OFFSET);
4603 if (rdev->num_crtc >= 4) {
4604 rdev->irq.stat_regs.evergreen.d3grph_int = RREG32(GRPH_INT_STATUS + EVERGREEN_CRTC2_REGISTER_OFFSET);
4605 rdev->irq.stat_regs.evergreen.d4grph_int = RREG32(GRPH_INT_STATUS + EVERGREEN_CRTC3_REGISTER_OFFSET);
4606 }
4607 if (rdev->num_crtc >= 6) {
4608 rdev->irq.stat_regs.evergreen.d5grph_int = RREG32(GRPH_INT_STATUS + EVERGREEN_CRTC4_REGISTER_OFFSET);
4609 rdev->irq.stat_regs.evergreen.d6grph_int = RREG32(GRPH_INT_STATUS + EVERGREEN_CRTC5_REGISTER_OFFSET);
4610 }
4611
4612 rdev->irq.stat_regs.evergreen.afmt_status1 = RREG32(AFMT_STATUS + EVERGREEN_CRTC0_REGISTER_OFFSET);
4613 rdev->irq.stat_regs.evergreen.afmt_status2 = RREG32(AFMT_STATUS + EVERGREEN_CRTC1_REGISTER_OFFSET);
4614 rdev->irq.stat_regs.evergreen.afmt_status3 = RREG32(AFMT_STATUS + EVERGREEN_CRTC2_REGISTER_OFFSET);
4615 rdev->irq.stat_regs.evergreen.afmt_status4 = RREG32(AFMT_STATUS + EVERGREEN_CRTC3_REGISTER_OFFSET);
4616 rdev->irq.stat_regs.evergreen.afmt_status5 = RREG32(AFMT_STATUS + EVERGREEN_CRTC4_REGISTER_OFFSET);
4617 rdev->irq.stat_regs.evergreen.afmt_status6 = RREG32(AFMT_STATUS + EVERGREEN_CRTC5_REGISTER_OFFSET);
4618
4619 if (rdev->irq.stat_regs.evergreen.d1grph_int & GRPH_PFLIP_INT_OCCURRED)
4620 WREG32(GRPH_INT_STATUS + EVERGREEN_CRTC0_REGISTER_OFFSET, GRPH_PFLIP_INT_CLEAR);
4621 if (rdev->irq.stat_regs.evergreen.d2grph_int & GRPH_PFLIP_INT_OCCURRED)
4622 WREG32(GRPH_INT_STATUS + EVERGREEN_CRTC1_REGISTER_OFFSET, GRPH_PFLIP_INT_CLEAR);
4623 if (rdev->irq.stat_regs.evergreen.disp_int & LB_D1_VBLANK_INTERRUPT)
4624 WREG32(VBLANK_STATUS + EVERGREEN_CRTC0_REGISTER_OFFSET, VBLANK_ACK);
4625 if (rdev->irq.stat_regs.evergreen.disp_int & LB_D1_VLINE_INTERRUPT)
4626 WREG32(VLINE_STATUS + EVERGREEN_CRTC0_REGISTER_OFFSET, VLINE_ACK);
4627 if (rdev->irq.stat_regs.evergreen.disp_int_cont & LB_D2_VBLANK_INTERRUPT)
4628 WREG32(VBLANK_STATUS + EVERGREEN_CRTC1_REGISTER_OFFSET, VBLANK_ACK);
4629 if (rdev->irq.stat_regs.evergreen.disp_int_cont & LB_D2_VLINE_INTERRUPT)
4630 WREG32(VLINE_STATUS + EVERGREEN_CRTC1_REGISTER_OFFSET, VLINE_ACK);
4631
4632 if (rdev->num_crtc >= 4) {
4633 if (rdev->irq.stat_regs.evergreen.d3grph_int & GRPH_PFLIP_INT_OCCURRED)
4634 WREG32(GRPH_INT_STATUS + EVERGREEN_CRTC2_REGISTER_OFFSET, GRPH_PFLIP_INT_CLEAR);
4635 if (rdev->irq.stat_regs.evergreen.d4grph_int & GRPH_PFLIP_INT_OCCURRED)
4636 WREG32(GRPH_INT_STATUS + EVERGREEN_CRTC3_REGISTER_OFFSET, GRPH_PFLIP_INT_CLEAR);
4637 if (rdev->irq.stat_regs.evergreen.disp_int_cont2 & LB_D3_VBLANK_INTERRUPT)
4638 WREG32(VBLANK_STATUS + EVERGREEN_CRTC2_REGISTER_OFFSET, VBLANK_ACK);
4639 if (rdev->irq.stat_regs.evergreen.disp_int_cont2 & LB_D3_VLINE_INTERRUPT)
4640 WREG32(VLINE_STATUS + EVERGREEN_CRTC2_REGISTER_OFFSET, VLINE_ACK);
4641 if (rdev->irq.stat_regs.evergreen.disp_int_cont3 & LB_D4_VBLANK_INTERRUPT)
4642 WREG32(VBLANK_STATUS + EVERGREEN_CRTC3_REGISTER_OFFSET, VBLANK_ACK);
4643 if (rdev->irq.stat_regs.evergreen.disp_int_cont3 & LB_D4_VLINE_INTERRUPT)
4644 WREG32(VLINE_STATUS + EVERGREEN_CRTC3_REGISTER_OFFSET, VLINE_ACK);
4645 }
4646
4647 if (rdev->num_crtc >= 6) {
4648 if (rdev->irq.stat_regs.evergreen.d5grph_int & GRPH_PFLIP_INT_OCCURRED)
4649 WREG32(GRPH_INT_STATUS + EVERGREEN_CRTC4_REGISTER_OFFSET, GRPH_PFLIP_INT_CLEAR);
4650 if (rdev->irq.stat_regs.evergreen.d6grph_int & GRPH_PFLIP_INT_OCCURRED)
4651 WREG32(GRPH_INT_STATUS + EVERGREEN_CRTC5_REGISTER_OFFSET, GRPH_PFLIP_INT_CLEAR);
4652 if (rdev->irq.stat_regs.evergreen.disp_int_cont4 & LB_D5_VBLANK_INTERRUPT)
4653 WREG32(VBLANK_STATUS + EVERGREEN_CRTC4_REGISTER_OFFSET, VBLANK_ACK);
4654 if (rdev->irq.stat_regs.evergreen.disp_int_cont4 & LB_D5_VLINE_INTERRUPT)
4655 WREG32(VLINE_STATUS + EVERGREEN_CRTC4_REGISTER_OFFSET, VLINE_ACK);
4656 if (rdev->irq.stat_regs.evergreen.disp_int_cont5 & LB_D6_VBLANK_INTERRUPT)
4657 WREG32(VBLANK_STATUS + EVERGREEN_CRTC5_REGISTER_OFFSET, VBLANK_ACK);
4658 if (rdev->irq.stat_regs.evergreen.disp_int_cont5 & LB_D6_VLINE_INTERRUPT)
4659 WREG32(VLINE_STATUS + EVERGREEN_CRTC5_REGISTER_OFFSET, VLINE_ACK);
4660 }
4661
4662 if (rdev->irq.stat_regs.evergreen.disp_int & DC_HPD1_INTERRUPT) {
4663 tmp = RREG32(DC_HPD1_INT_CONTROL);
4664 tmp |= DC_HPDx_INT_ACK;
4665 WREG32(DC_HPD1_INT_CONTROL, tmp);
4666 }
4667 if (rdev->irq.stat_regs.evergreen.disp_int_cont & DC_HPD2_INTERRUPT) {
4668 tmp = RREG32(DC_HPD2_INT_CONTROL);
4669 tmp |= DC_HPDx_INT_ACK;
4670 WREG32(DC_HPD2_INT_CONTROL, tmp);
4671 }
4672 if (rdev->irq.stat_regs.evergreen.disp_int_cont2 & DC_HPD3_INTERRUPT) {
4673 tmp = RREG32(DC_HPD3_INT_CONTROL);
4674 tmp |= DC_HPDx_INT_ACK;
4675 WREG32(DC_HPD3_INT_CONTROL, tmp);
4676 }
4677 if (rdev->irq.stat_regs.evergreen.disp_int_cont3 & DC_HPD4_INTERRUPT) {
4678 tmp = RREG32(DC_HPD4_INT_CONTROL);
4679 tmp |= DC_HPDx_INT_ACK;
4680 WREG32(DC_HPD4_INT_CONTROL, tmp);
4681 }
4682 if (rdev->irq.stat_regs.evergreen.disp_int_cont4 & DC_HPD5_INTERRUPT) {
4683 tmp = RREG32(DC_HPD5_INT_CONTROL);
4684 tmp |= DC_HPDx_INT_ACK;
4685 WREG32(DC_HPD5_INT_CONTROL, tmp);
4686 }
4687 if (rdev->irq.stat_regs.evergreen.disp_int_cont5 & DC_HPD6_INTERRUPT) {
4688 tmp = RREG32(DC_HPD5_INT_CONTROL);
4689 tmp |= DC_HPDx_INT_ACK;
4690 WREG32(DC_HPD6_INT_CONTROL, tmp);
4691 }
4692 if (rdev->irq.stat_regs.evergreen.afmt_status1 & AFMT_AZ_FORMAT_WTRIG) {
4693 tmp = RREG32(AFMT_AUDIO_PACKET_CONTROL + EVERGREEN_CRTC0_REGISTER_OFFSET);
4694 tmp |= AFMT_AZ_FORMAT_WTRIG_ACK;
4695 WREG32(AFMT_AUDIO_PACKET_CONTROL + EVERGREEN_CRTC0_REGISTER_OFFSET, tmp);
4696 }
4697 if (rdev->irq.stat_regs.evergreen.afmt_status2 & AFMT_AZ_FORMAT_WTRIG) {
4698 tmp = RREG32(AFMT_AUDIO_PACKET_CONTROL + EVERGREEN_CRTC1_REGISTER_OFFSET);
4699 tmp |= AFMT_AZ_FORMAT_WTRIG_ACK;
4700 WREG32(AFMT_AUDIO_PACKET_CONTROL + EVERGREEN_CRTC1_REGISTER_OFFSET, tmp);
4701 }
4702 if (rdev->irq.stat_regs.evergreen.afmt_status3 & AFMT_AZ_FORMAT_WTRIG) {
4703 tmp = RREG32(AFMT_AUDIO_PACKET_CONTROL + EVERGREEN_CRTC2_REGISTER_OFFSET);
4704 tmp |= AFMT_AZ_FORMAT_WTRIG_ACK;
4705 WREG32(AFMT_AUDIO_PACKET_CONTROL + EVERGREEN_CRTC2_REGISTER_OFFSET, tmp);
4706 }
4707 if (rdev->irq.stat_regs.evergreen.afmt_status4 & AFMT_AZ_FORMAT_WTRIG) {
4708 tmp = RREG32(AFMT_AUDIO_PACKET_CONTROL + EVERGREEN_CRTC3_REGISTER_OFFSET);
4709 tmp |= AFMT_AZ_FORMAT_WTRIG_ACK;
4710 WREG32(AFMT_AUDIO_PACKET_CONTROL + EVERGREEN_CRTC3_REGISTER_OFFSET, tmp);
4711 }
4712 if (rdev->irq.stat_regs.evergreen.afmt_status5 & AFMT_AZ_FORMAT_WTRIG) {
4713 tmp = RREG32(AFMT_AUDIO_PACKET_CONTROL + EVERGREEN_CRTC4_REGISTER_OFFSET);
4714 tmp |= AFMT_AZ_FORMAT_WTRIG_ACK;
4715 WREG32(AFMT_AUDIO_PACKET_CONTROL + EVERGREEN_CRTC4_REGISTER_OFFSET, tmp);
4716 }
4717 if (rdev->irq.stat_regs.evergreen.afmt_status6 & AFMT_AZ_FORMAT_WTRIG) {
4718 tmp = RREG32(AFMT_AUDIO_PACKET_CONTROL + EVERGREEN_CRTC5_REGISTER_OFFSET);
4719 tmp |= AFMT_AZ_FORMAT_WTRIG_ACK;
4720 WREG32(AFMT_AUDIO_PACKET_CONTROL + EVERGREEN_CRTC5_REGISTER_OFFSET, tmp);
4721 }
4722 }
4723
4724 static void evergreen_irq_disable(struct radeon_device *rdev)
4725 {
4726 r600_disable_interrupts(rdev);
4727 /* Wait and acknowledge irq */
4728 mdelay(1);
4729 evergreen_irq_ack(rdev);
4730 evergreen_disable_interrupt_state(rdev);
4731 }
4732
4733 void evergreen_irq_suspend(struct radeon_device *rdev)
4734 {
4735 evergreen_irq_disable(rdev);
4736 r600_rlc_stop(rdev);
4737 }
4738
4739 static u32 evergreen_get_ih_wptr(struct radeon_device *rdev)
4740 {
4741 u32 wptr, tmp;
4742
4743 if (rdev->wb.enabled)
4744 wptr = le32_to_cpu(rdev->wb.wb[R600_WB_IH_WPTR_OFFSET/4]);
4745 else
4746 wptr = RREG32(IH_RB_WPTR);
4747
4748 if (wptr & RB_OVERFLOW) {
4749 wptr &= ~RB_OVERFLOW;
4750 /* When a ring buffer overflow happen start parsing interrupt
4751 * from the last not overwritten vector (wptr + 16). Hopefully
4752 * this should allow us to catchup.
4753 */
4754 dev_warn(rdev->dev, "IH ring buffer overflow (0x%08X, 0x%08X, 0x%08X)\n",
4755 wptr, rdev->ih.rptr, (wptr + 16) & rdev->ih.ptr_mask);
4756 rdev->ih.rptr = (wptr + 16) & rdev->ih.ptr_mask;
4757 tmp = RREG32(IH_RB_CNTL);
4758 tmp |= IH_WPTR_OVERFLOW_CLEAR;
4759 WREG32(IH_RB_CNTL, tmp);
4760 }
4761 return (wptr & rdev->ih.ptr_mask);
4762 }
4763
4764 int evergreen_irq_process(struct radeon_device *rdev)
4765 {
4766 u32 wptr;
4767 u32 rptr;
4768 u32 src_id, src_data;
4769 u32 ring_index;
4770 bool queue_hotplug = false;
4771 bool queue_hdmi = false;
4772 bool queue_thermal = false;
4773 u32 status, addr;
4774
4775 if (!rdev->ih.enabled || rdev->shutdown)
4776 return IRQ_NONE;
4777
4778 wptr = evergreen_get_ih_wptr(rdev);
4779
4780 restart_ih:
4781 /* is somebody else already processing irqs? */
4782 if (atomic_xchg(&rdev->ih.lock, 1))
4783 return IRQ_NONE;
4784
4785 rptr = rdev->ih.rptr;
4786 DRM_DEBUG("r600_irq_process start: rptr %d, wptr %d\n", rptr, wptr);
4787
4788 /* Order reading of wptr vs. reading of IH ring data */
4789 rmb();
4790
4791 /* display interrupts */
4792 evergreen_irq_ack(rdev);
4793
4794 while (rptr != wptr) {
4795 /* wptr/rptr are in bytes! */
4796 ring_index = rptr / 4;
4797 src_id = le32_to_cpu(rdev->ih.ring[ring_index]) & 0xff;
4798 src_data = le32_to_cpu(rdev->ih.ring[ring_index + 1]) & 0xfffffff;
4799
4800 switch (src_id) {
4801 case 1: /* D1 vblank/vline */
4802 switch (src_data) {
4803 case 0: /* D1 vblank */
4804 if (rdev->irq.stat_regs.evergreen.disp_int & LB_D1_VBLANK_INTERRUPT) {
4805 if (rdev->irq.crtc_vblank_int[0]) {
4806 drm_handle_vblank(rdev->ddev, 0);
4807 rdev->pm.vblank_sync = true;
4808 wake_up(&rdev->irq.vblank_queue);
4809 }
4810 if (atomic_read(&rdev->irq.pflip[0]))
4811 radeon_crtc_handle_vblank(rdev, 0);
4812 rdev->irq.stat_regs.evergreen.disp_int &= ~LB_D1_VBLANK_INTERRUPT;
4813 DRM_DEBUG("IH: D1 vblank\n");
4814 }
4815 break;
4816 case 1: /* D1 vline */
4817 if (rdev->irq.stat_regs.evergreen.disp_int & LB_D1_VLINE_INTERRUPT) {
4818 rdev->irq.stat_regs.evergreen.disp_int &= ~LB_D1_VLINE_INTERRUPT;
4819 DRM_DEBUG("IH: D1 vline\n");
4820 }
4821 break;
4822 default:
4823 DRM_DEBUG("Unhandled interrupt: %d %d\n", src_id, src_data);
4824 break;
4825 }
4826 break;
4827 case 2: /* D2 vblank/vline */
4828 switch (src_data) {
4829 case 0: /* D2 vblank */
4830 if (rdev->irq.stat_regs.evergreen.disp_int_cont & LB_D2_VBLANK_INTERRUPT) {
4831 if (rdev->irq.crtc_vblank_int[1]) {
4832 drm_handle_vblank(rdev->ddev, 1);
4833 rdev->pm.vblank_sync = true;
4834 wake_up(&rdev->irq.vblank_queue);
4835 }
4836 if (atomic_read(&rdev->irq.pflip[1]))
4837 radeon_crtc_handle_vblank(rdev, 1);
4838 rdev->irq.stat_regs.evergreen.disp_int_cont &= ~LB_D2_VBLANK_INTERRUPT;
4839 DRM_DEBUG("IH: D2 vblank\n");
4840 }
4841 break;
4842 case 1: /* D2 vline */
4843 if (rdev->irq.stat_regs.evergreen.disp_int_cont & LB_D2_VLINE_INTERRUPT) {
4844 rdev->irq.stat_regs.evergreen.disp_int_cont &= ~LB_D2_VLINE_INTERRUPT;
4845 DRM_DEBUG("IH: D2 vline\n");
4846 }
4847 break;
4848 default:
4849 DRM_DEBUG("Unhandled interrupt: %d %d\n", src_id, src_data);
4850 break;
4851 }
4852 break;
4853 case 3: /* D3 vblank/vline */
4854 switch (src_data) {
4855 case 0: /* D3 vblank */
4856 if (rdev->irq.stat_regs.evergreen.disp_int_cont2 & LB_D3_VBLANK_INTERRUPT) {
4857 if (rdev->irq.crtc_vblank_int[2]) {
4858 drm_handle_vblank(rdev->ddev, 2);
4859 rdev->pm.vblank_sync = true;
4860 wake_up(&rdev->irq.vblank_queue);
4861 }
4862 if (atomic_read(&rdev->irq.pflip[2]))
4863 radeon_crtc_handle_vblank(rdev, 2);
4864 rdev->irq.stat_regs.evergreen.disp_int_cont2 &= ~LB_D3_VBLANK_INTERRUPT;
4865 DRM_DEBUG("IH: D3 vblank\n");
4866 }
4867 break;
4868 case 1: /* D3 vline */
4869 if (rdev->irq.stat_regs.evergreen.disp_int_cont2 & LB_D3_VLINE_INTERRUPT) {
4870 rdev->irq.stat_regs.evergreen.disp_int_cont2 &= ~LB_D3_VLINE_INTERRUPT;
4871 DRM_DEBUG("IH: D3 vline\n");
4872 }
4873 break;
4874 default:
4875 DRM_DEBUG("Unhandled interrupt: %d %d\n", src_id, src_data);
4876 break;
4877 }
4878 break;
4879 case 4: /* D4 vblank/vline */
4880 switch (src_data) {
4881 case 0: /* D4 vblank */
4882 if (rdev->irq.stat_regs.evergreen.disp_int_cont3 & LB_D4_VBLANK_INTERRUPT) {
4883 if (rdev->irq.crtc_vblank_int[3]) {
4884 drm_handle_vblank(rdev->ddev, 3);
4885 rdev->pm.vblank_sync = true;
4886 wake_up(&rdev->irq.vblank_queue);
4887 }
4888 if (atomic_read(&rdev->irq.pflip[3]))
4889 radeon_crtc_handle_vblank(rdev, 3);
4890 rdev->irq.stat_regs.evergreen.disp_int_cont3 &= ~LB_D4_VBLANK_INTERRUPT;
4891 DRM_DEBUG("IH: D4 vblank\n");
4892 }
4893 break;
4894 case 1: /* D4 vline */
4895 if (rdev->irq.stat_regs.evergreen.disp_int_cont3 & LB_D4_VLINE_INTERRUPT) {
4896 rdev->irq.stat_regs.evergreen.disp_int_cont3 &= ~LB_D4_VLINE_INTERRUPT;
4897 DRM_DEBUG("IH: D4 vline\n");
4898 }
4899 break;
4900 default:
4901 DRM_DEBUG("Unhandled interrupt: %d %d\n", src_id, src_data);
4902 break;
4903 }
4904 break;
4905 case 5: /* D5 vblank/vline */
4906 switch (src_data) {
4907 case 0: /* D5 vblank */
4908 if (rdev->irq.stat_regs.evergreen.disp_int_cont4 & LB_D5_VBLANK_INTERRUPT) {
4909 if (rdev->irq.crtc_vblank_int[4]) {
4910 drm_handle_vblank(rdev->ddev, 4);
4911 rdev->pm.vblank_sync = true;
4912 wake_up(&rdev->irq.vblank_queue);
4913 }
4914 if (atomic_read(&rdev->irq.pflip[4]))
4915 radeon_crtc_handle_vblank(rdev, 4);
4916 rdev->irq.stat_regs.evergreen.disp_int_cont4 &= ~LB_D5_VBLANK_INTERRUPT;
4917 DRM_DEBUG("IH: D5 vblank\n");
4918 }
4919 break;
4920 case 1: /* D5 vline */
4921 if (rdev->irq.stat_regs.evergreen.disp_int_cont4 & LB_D5_VLINE_INTERRUPT) {
4922 rdev->irq.stat_regs.evergreen.disp_int_cont4 &= ~LB_D5_VLINE_INTERRUPT;
4923 DRM_DEBUG("IH: D5 vline\n");
4924 }
4925 break;
4926 default:
4927 DRM_DEBUG("Unhandled interrupt: %d %d\n", src_id, src_data);
4928 break;
4929 }
4930 break;
4931 case 6: /* D6 vblank/vline */
4932 switch (src_data) {
4933 case 0: /* D6 vblank */
4934 if (rdev->irq.stat_regs.evergreen.disp_int_cont5 & LB_D6_VBLANK_INTERRUPT) {
4935 if (rdev->irq.crtc_vblank_int[5]) {
4936 drm_handle_vblank(rdev->ddev, 5);
4937 rdev->pm.vblank_sync = true;
4938 wake_up(&rdev->irq.vblank_queue);
4939 }
4940 if (atomic_read(&rdev->irq.pflip[5]))
4941 radeon_crtc_handle_vblank(rdev, 5);
4942 rdev->irq.stat_regs.evergreen.disp_int_cont5 &= ~LB_D6_VBLANK_INTERRUPT;
4943 DRM_DEBUG("IH: D6 vblank\n");
4944 }
4945 break;
4946 case 1: /* D6 vline */
4947 if (rdev->irq.stat_regs.evergreen.disp_int_cont5 & LB_D6_VLINE_INTERRUPT) {
4948 rdev->irq.stat_regs.evergreen.disp_int_cont5 &= ~LB_D6_VLINE_INTERRUPT;
4949 DRM_DEBUG("IH: D6 vline\n");
4950 }
4951 break;
4952 default:
4953 DRM_DEBUG("Unhandled interrupt: %d %d\n", src_id, src_data);
4954 break;
4955 }
4956 break;
4957 case 8: /* D1 page flip */
4958 case 10: /* D2 page flip */
4959 case 12: /* D3 page flip */
4960 case 14: /* D4 page flip */
4961 case 16: /* D5 page flip */
4962 case 18: /* D6 page flip */
4963 DRM_DEBUG("IH: D%d flip\n", ((src_id - 8) >> 1) + 1);
4964 if (radeon_use_pflipirq > 0)
4965 radeon_crtc_handle_flip(rdev, (src_id - 8) >> 1);
4966 break;
4967 case 42: /* HPD hotplug */
4968 switch (src_data) {
4969 case 0:
4970 if (rdev->irq.stat_regs.evergreen.disp_int & DC_HPD1_INTERRUPT) {
4971 rdev->irq.stat_regs.evergreen.disp_int &= ~DC_HPD1_INTERRUPT;
4972 queue_hotplug = true;
4973 DRM_DEBUG("IH: HPD1\n");
4974 }
4975 break;
4976 case 1:
4977 if (rdev->irq.stat_regs.evergreen.disp_int_cont & DC_HPD2_INTERRUPT) {
4978 rdev->irq.stat_regs.evergreen.disp_int_cont &= ~DC_HPD2_INTERRUPT;
4979 queue_hotplug = true;
4980 DRM_DEBUG("IH: HPD2\n");
4981 }
4982 break;
4983 case 2:
4984 if (rdev->irq.stat_regs.evergreen.disp_int_cont2 & DC_HPD3_INTERRUPT) {
4985 rdev->irq.stat_regs.evergreen.disp_int_cont2 &= ~DC_HPD3_INTERRUPT;
4986 queue_hotplug = true;
4987 DRM_DEBUG("IH: HPD3\n");
4988 }
4989 break;
4990 case 3:
4991 if (rdev->irq.stat_regs.evergreen.disp_int_cont3 & DC_HPD4_INTERRUPT) {
4992 rdev->irq.stat_regs.evergreen.disp_int_cont3 &= ~DC_HPD4_INTERRUPT;
4993 queue_hotplug = true;
4994 DRM_DEBUG("IH: HPD4\n");
4995 }
4996 break;
4997 case 4:
4998 if (rdev->irq.stat_regs.evergreen.disp_int_cont4 & DC_HPD5_INTERRUPT) {
4999 rdev->irq.stat_regs.evergreen.disp_int_cont4 &= ~DC_HPD5_INTERRUPT;
5000 queue_hotplug = true;
5001 DRM_DEBUG("IH: HPD5\n");
5002 }
5003 break;
5004 case 5:
5005 if (rdev->irq.stat_regs.evergreen.disp_int_cont5 & DC_HPD6_INTERRUPT) {
5006 rdev->irq.stat_regs.evergreen.disp_int_cont5 &= ~DC_HPD6_INTERRUPT;
5007 queue_hotplug = true;
5008 DRM_DEBUG("IH: HPD6\n");
5009 }
5010 break;
5011 default:
5012 DRM_DEBUG("Unhandled interrupt: %d %d\n", src_id, src_data);
5013 break;
5014 }
5015 break;
5016 case 44: /* hdmi */
5017 switch (src_data) {
5018 case 0:
5019 if (rdev->irq.stat_regs.evergreen.afmt_status1 & AFMT_AZ_FORMAT_WTRIG) {
5020 rdev->irq.stat_regs.evergreen.afmt_status1 &= ~AFMT_AZ_FORMAT_WTRIG;
5021 queue_hdmi = true;
5022 DRM_DEBUG("IH: HDMI0\n");
5023 }
5024 break;
5025 case 1:
5026 if (rdev->irq.stat_regs.evergreen.afmt_status2 & AFMT_AZ_FORMAT_WTRIG) {
5027 rdev->irq.stat_regs.evergreen.afmt_status2 &= ~AFMT_AZ_FORMAT_WTRIG;
5028 queue_hdmi = true;
5029 DRM_DEBUG("IH: HDMI1\n");
5030 }
5031 break;
5032 case 2:
5033 if (rdev->irq.stat_regs.evergreen.afmt_status3 & AFMT_AZ_FORMAT_WTRIG) {
5034 rdev->irq.stat_regs.evergreen.afmt_status3 &= ~AFMT_AZ_FORMAT_WTRIG;
5035 queue_hdmi = true;
5036 DRM_DEBUG("IH: HDMI2\n");
5037 }
5038 break;
5039 case 3:
5040 if (rdev->irq.stat_regs.evergreen.afmt_status4 & AFMT_AZ_FORMAT_WTRIG) {
5041 rdev->irq.stat_regs.evergreen.afmt_status4 &= ~AFMT_AZ_FORMAT_WTRIG;
5042 queue_hdmi = true;
5043 DRM_DEBUG("IH: HDMI3\n");
5044 }
5045 break;
5046 case 4:
5047 if (rdev->irq.stat_regs.evergreen.afmt_status5 & AFMT_AZ_FORMAT_WTRIG) {
5048 rdev->irq.stat_regs.evergreen.afmt_status5 &= ~AFMT_AZ_FORMAT_WTRIG;
5049 queue_hdmi = true;
5050 DRM_DEBUG("IH: HDMI4\n");
5051 }
5052 break;
5053 case 5:
5054 if (rdev->irq.stat_regs.evergreen.afmt_status6 & AFMT_AZ_FORMAT_WTRIG) {
5055 rdev->irq.stat_regs.evergreen.afmt_status6 &= ~AFMT_AZ_FORMAT_WTRIG;
5056 queue_hdmi = true;
5057 DRM_DEBUG("IH: HDMI5\n");
5058 }
5059 break;
5060 default:
5061 DRM_ERROR("Unhandled interrupt: %d %d\n", src_id, src_data);
5062 break;
5063 }
5064 case 124: /* UVD */
5065 DRM_DEBUG("IH: UVD int: 0x%08x\n", src_data);
5066 radeon_fence_process(rdev, R600_RING_TYPE_UVD_INDEX);
5067 break;
5068 case 146:
5069 case 147:
5070 addr = RREG32(VM_CONTEXT1_PROTECTION_FAULT_ADDR);
5071 status = RREG32(VM_CONTEXT1_PROTECTION_FAULT_STATUS);
5072 /* reset addr and status */
5073 WREG32_P(VM_CONTEXT1_CNTL2, 1, ~1);
5074 if (addr == 0x0 && status == 0x0)
5075 break;
5076 dev_err(rdev->dev, "GPU fault detected: %d 0x%08x\n", src_id, src_data);
5077 dev_err(rdev->dev, " VM_CONTEXT1_PROTECTION_FAULT_ADDR 0x%08X\n",
5078 addr);
5079 dev_err(rdev->dev, " VM_CONTEXT1_PROTECTION_FAULT_STATUS 0x%08X\n",
5080 status);
5081 cayman_vm_decode_fault(rdev, status, addr);
5082 break;
5083 case 176: /* CP_INT in ring buffer */
5084 case 177: /* CP_INT in IB1 */
5085 case 178: /* CP_INT in IB2 */
5086 DRM_DEBUG("IH: CP int: 0x%08x\n", src_data);
5087 radeon_fence_process(rdev, RADEON_RING_TYPE_GFX_INDEX);
5088 break;
5089 case 181: /* CP EOP event */
5090 DRM_DEBUG("IH: CP EOP\n");
5091 if (rdev->family >= CHIP_CAYMAN) {
5092 switch (src_data) {
5093 case 0:
5094 radeon_fence_process(rdev, RADEON_RING_TYPE_GFX_INDEX);
5095 break;
5096 case 1:
5097 radeon_fence_process(rdev, CAYMAN_RING_TYPE_CP1_INDEX);
5098 break;
5099 case 2:
5100 radeon_fence_process(rdev, CAYMAN_RING_TYPE_CP2_INDEX);
5101 break;
5102 }
5103 } else
5104 radeon_fence_process(rdev, RADEON_RING_TYPE_GFX_INDEX);
5105 break;
5106 case 224: /* DMA trap event */
5107 DRM_DEBUG("IH: DMA trap\n");
5108 radeon_fence_process(rdev, R600_RING_TYPE_DMA_INDEX);
5109 break;
5110 case 230: /* thermal low to high */
5111 DRM_DEBUG("IH: thermal low to high\n");
5112 rdev->pm.dpm.thermal.high_to_low = false;
5113 queue_thermal = true;
5114 break;
5115 case 231: /* thermal high to low */
5116 DRM_DEBUG("IH: thermal high to low\n");
5117 rdev->pm.dpm.thermal.high_to_low = true;
5118 queue_thermal = true;
5119 break;
5120 case 233: /* GUI IDLE */
5121 DRM_DEBUG("IH: GUI idle\n");
5122 break;
5123 case 244: /* DMA trap event */
5124 if (rdev->family >= CHIP_CAYMAN) {
5125 DRM_DEBUG("IH: DMA1 trap\n");
5126 radeon_fence_process(rdev, CAYMAN_RING_TYPE_DMA1_INDEX);
5127 }
5128 break;
5129 default:
5130 DRM_DEBUG("Unhandled interrupt: %d %d\n", src_id, src_data);
5131 break;
5132 }
5133
5134 /* wptr/rptr are in bytes! */
5135 rptr += 16;
5136 rptr &= rdev->ih.ptr_mask;
5137 WREG32(IH_RB_RPTR, rptr);
5138 }
5139 if (queue_hotplug)
5140 schedule_work(&rdev->hotplug_work);
5141 if (queue_hdmi)
5142 schedule_work(&rdev->audio_work);
5143 if (queue_thermal && rdev->pm.dpm_enabled)
5144 schedule_work(&rdev->pm.dpm.thermal.work);
5145 rdev->ih.rptr = rptr;
5146 atomic_set(&rdev->ih.lock, 0);
5147
5148 /* make sure wptr hasn't changed while processing */
5149 wptr = evergreen_get_ih_wptr(rdev);
5150 if (wptr != rptr)
5151 goto restart_ih;
5152
5153 return IRQ_HANDLED;
5154 }
5155
5156 static int evergreen_startup(struct radeon_device *rdev)
5157 {
5158 struct radeon_ring *ring;
5159 int r;
5160
5161 /* enable pcie gen2 link */
5162 evergreen_pcie_gen2_enable(rdev);
5163 /* enable aspm */
5164 evergreen_program_aspm(rdev);
5165
5166 /* scratch needs to be initialized before MC */
5167 r = r600_vram_scratch_init(rdev);
5168 if (r)
5169 return r;
5170
5171 evergreen_mc_program(rdev);
5172
5173 if (ASIC_IS_DCE5(rdev) && !rdev->pm.dpm_enabled) {
5174 r = ni_mc_load_microcode(rdev);
5175 if (r) {
5176 DRM_ERROR("Failed to load MC firmware!\n");
5177 return r;
5178 }
5179 }
5180
5181 if (rdev->flags & RADEON_IS_AGP) {
5182 evergreen_agp_enable(rdev);
5183 } else {
5184 r = evergreen_pcie_gart_enable(rdev);
5185 if (r)
5186 return r;
5187 }
5188 evergreen_gpu_init(rdev);
5189
5190 /* allocate rlc buffers */
5191 if (rdev->flags & RADEON_IS_IGP) {
5192 rdev->rlc.reg_list = sumo_rlc_save_restore_register_list;
5193 rdev->rlc.reg_list_size =
5194 (u32)ARRAY_SIZE(sumo_rlc_save_restore_register_list);
5195 rdev->rlc.cs_data = evergreen_cs_data;
5196 r = sumo_rlc_init(rdev);
5197 if (r) {
5198 DRM_ERROR("Failed to init rlc BOs!\n");
5199 return r;
5200 }
5201 }
5202
5203 /* allocate wb buffer */
5204 r = radeon_wb_init(rdev);
5205 if (r)
5206 return r;
5207
5208 r = radeon_fence_driver_start_ring(rdev, RADEON_RING_TYPE_GFX_INDEX);
5209 if (r) {
5210 dev_err(rdev->dev, "failed initializing CP fences (%d).\n", r);
5211 return r;
5212 }
5213
5214 r = radeon_fence_driver_start_ring(rdev, R600_RING_TYPE_DMA_INDEX);
5215 if (r) {
5216 dev_err(rdev->dev, "failed initializing DMA fences (%d).\n", r);
5217 return r;
5218 }
5219
5220 r = uvd_v2_2_resume(rdev);
5221 if (!r) {
5222 r = radeon_fence_driver_start_ring(rdev,
5223 R600_RING_TYPE_UVD_INDEX);
5224 if (r)
5225 dev_err(rdev->dev, "UVD fences init error (%d).\n", r);
5226 }
5227
5228 if (r)
5229 rdev->ring[R600_RING_TYPE_UVD_INDEX].ring_size = 0;
5230
5231 /* Enable IRQ */
5232 if (!rdev->irq.installed) {
5233 r = radeon_irq_kms_init(rdev);
5234 if (r)
5235 return r;
5236 }
5237
5238 r = r600_irq_init(rdev);
5239 if (r) {
5240 DRM_ERROR("radeon: IH init failed (%d).\n", r);
5241 radeon_irq_kms_fini(rdev);
5242 return r;
5243 }
5244 evergreen_irq_set(rdev);
5245
5246 ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX];
5247 r = radeon_ring_init(rdev, ring, ring->ring_size, RADEON_WB_CP_RPTR_OFFSET,
5248 RADEON_CP_PACKET2);
5249 if (r)
5250 return r;
5251
5252 ring = &rdev->ring[R600_RING_TYPE_DMA_INDEX];
5253 r = radeon_ring_init(rdev, ring, ring->ring_size, R600_WB_DMA_RPTR_OFFSET,
5254 DMA_PACKET(DMA_PACKET_NOP, 0, 0));
5255 if (r)
5256 return r;
5257
5258 r = evergreen_cp_load_microcode(rdev);
5259 if (r)
5260 return r;
5261 r = evergreen_cp_resume(rdev);
5262 if (r)
5263 return r;
5264 r = r600_dma_resume(rdev);
5265 if (r)
5266 return r;
5267
5268 ring = &rdev->ring[R600_RING_TYPE_UVD_INDEX];
5269 if (ring->ring_size) {
5270 r = radeon_ring_init(rdev, ring, ring->ring_size, 0,
5271 RADEON_CP_PACKET2);
5272 if (!r)
5273 r = uvd_v1_0_init(rdev);
5274
5275 if (r)
5276 DRM_ERROR("radeon: error initializing UVD (%d).\n", r);
5277 }
5278
5279 r = radeon_ib_pool_init(rdev);
5280 if (r) {
5281 dev_err(rdev->dev, "IB initialization failed (%d).\n", r);
5282 return r;
5283 }
5284
5285 r = r600_audio_init(rdev);
5286 if (r) {
5287 DRM_ERROR("radeon: audio init failed\n");
5288 return r;
5289 }
5290
5291 return 0;
5292 }
5293
5294 int evergreen_resume(struct radeon_device *rdev)
5295 {
5296 int r;
5297
5298 /* reset the asic, the gfx blocks are often in a bad state
5299 * after the driver is unloaded or after a resume
5300 */
5301 if (radeon_asic_reset(rdev))
5302 dev_warn(rdev->dev, "GPU reset failed !\n");
5303 /* Do not reset GPU before posting, on rv770 hw unlike on r500 hw,
5304 * posting will perform necessary task to bring back GPU into good
5305 * shape.
5306 */
5307 /* post card */
5308 atom_asic_init(rdev->mode_info.atom_context);
5309
5310 /* init golden registers */
5311 evergreen_init_golden_registers(rdev);
5312
5313 if (rdev->pm.pm_method == PM_METHOD_DPM)
5314 radeon_pm_resume(rdev);
5315
5316 rdev->accel_working = true;
5317 r = evergreen_startup(rdev);
5318 if (r) {
5319 DRM_ERROR("evergreen startup failed on resume\n");
5320 rdev->accel_working = false;
5321 return r;
5322 }
5323
5324 return r;
5325
5326 }
5327
5328 int evergreen_suspend(struct radeon_device *rdev)
5329 {
5330 radeon_pm_suspend(rdev);
5331 r600_audio_fini(rdev);
5332 uvd_v1_0_fini(rdev);
5333 radeon_uvd_suspend(rdev);
5334 r700_cp_stop(rdev);
5335 r600_dma_stop(rdev);
5336 evergreen_irq_suspend(rdev);
5337 radeon_wb_disable(rdev);
5338 evergreen_pcie_gart_disable(rdev);
5339
5340 return 0;
5341 }
5342
5343 /* Plan is to move initialization in that function and use
5344 * helper function so that radeon_device_init pretty much
5345 * do nothing more than calling asic specific function. This
5346 * should also allow to remove a bunch of callback function
5347 * like vram_info.
5348 */
5349 int evergreen_init(struct radeon_device *rdev)
5350 {
5351 int r;
5352
5353 /* Read BIOS */
5354 if (!radeon_get_bios(rdev)) {
5355 if (ASIC_IS_AVIVO(rdev))
5356 return -EINVAL;
5357 }
5358 /* Must be an ATOMBIOS */
5359 if (!rdev->is_atom_bios) {
5360 dev_err(rdev->dev, "Expecting atombios for evergreen GPU\n");
5361 return -EINVAL;
5362 }
5363 r = radeon_atombios_init(rdev);
5364 if (r)
5365 return r;
5366 /* reset the asic, the gfx blocks are often in a bad state
5367 * after the driver is unloaded or after a resume
5368 */
5369 if (radeon_asic_reset(rdev))
5370 dev_warn(rdev->dev, "GPU reset failed !\n");
5371 /* Post card if necessary */
5372 if (!radeon_card_posted(rdev)) {
5373 if (!rdev->bios) {
5374 dev_err(rdev->dev, "Card not posted and no BIOS - ignoring\n");
5375 return -EINVAL;
5376 }
5377 DRM_INFO("GPU not posted. posting now...\n");
5378 atom_asic_init(rdev->mode_info.atom_context);
5379 }
5380 /* init golden registers */
5381 evergreen_init_golden_registers(rdev);
5382 /* Initialize scratch registers */
5383 r600_scratch_init(rdev);
5384 /* Initialize surface registers */
5385 radeon_surface_init(rdev);
5386 /* Initialize clocks */
5387 radeon_get_clock_info(rdev->ddev);
5388 /* Fence driver */
5389 r = radeon_fence_driver_init(rdev);
5390 if (r)
5391 return r;
5392 /* initialize AGP */
5393 if (rdev->flags & RADEON_IS_AGP) {
5394 r = radeon_agp_init(rdev);
5395 if (r)
5396 radeon_agp_disable(rdev);
5397 }
5398 /* initialize memory controller */
5399 r = evergreen_mc_init(rdev);
5400 if (r)
5401 return r;
5402 /* Memory manager */
5403 r = radeon_bo_init(rdev);
5404 if (r)
5405 return r;
5406
5407 if (ASIC_IS_DCE5(rdev)) {
5408 if (!rdev->me_fw || !rdev->pfp_fw || !rdev->rlc_fw || !rdev->mc_fw) {
5409 r = ni_init_microcode(rdev);
5410 if (r) {
5411 DRM_ERROR("Failed to load firmware!\n");
5412 return r;
5413 }
5414 }
5415 } else {
5416 if (!rdev->me_fw || !rdev->pfp_fw || !rdev->rlc_fw) {
5417 r = r600_init_microcode(rdev);
5418 if (r) {
5419 DRM_ERROR("Failed to load firmware!\n");
5420 return r;
5421 }
5422 }
5423 }
5424
5425 /* Initialize power management */
5426 radeon_pm_init(rdev);
5427
5428 rdev->ring[RADEON_RING_TYPE_GFX_INDEX].ring_obj = NULL;
5429 r600_ring_init(rdev, &rdev->ring[RADEON_RING_TYPE_GFX_INDEX], 1024 * 1024);
5430
5431 rdev->ring[R600_RING_TYPE_DMA_INDEX].ring_obj = NULL;
5432 r600_ring_init(rdev, &rdev->ring[R600_RING_TYPE_DMA_INDEX], 64 * 1024);
5433
5434 r = radeon_uvd_init(rdev);
5435 if (!r) {
5436 rdev->ring[R600_RING_TYPE_UVD_INDEX].ring_obj = NULL;
5437 r600_ring_init(rdev, &rdev->ring[R600_RING_TYPE_UVD_INDEX],
5438 4096);
5439 }
5440
5441 rdev->ih.ring_obj = NULL;
5442 r600_ih_ring_init(rdev, 64 * 1024);
5443
5444 r = r600_pcie_gart_init(rdev);
5445 if (r)
5446 return r;
5447
5448 rdev->accel_working = true;
5449 r = evergreen_startup(rdev);
5450 if (r) {
5451 dev_err(rdev->dev, "disabling GPU acceleration\n");
5452 r700_cp_fini(rdev);
5453 r600_dma_fini(rdev);
5454 r600_irq_fini(rdev);
5455 if (rdev->flags & RADEON_IS_IGP)
5456 sumo_rlc_fini(rdev);
5457 radeon_wb_fini(rdev);
5458 radeon_ib_pool_fini(rdev);
5459 radeon_irq_kms_fini(rdev);
5460 evergreen_pcie_gart_fini(rdev);
5461 rdev->accel_working = false;
5462 }
5463
5464 /* Don't start up if the MC ucode is missing on BTC parts.
5465 * The default clocks and voltages before the MC ucode
5466 * is loaded are not suffient for advanced operations.
5467 */
5468 if (ASIC_IS_DCE5(rdev)) {
5469 if (!rdev->mc_fw && !(rdev->flags & RADEON_IS_IGP)) {
5470 DRM_ERROR("radeon: MC ucode required for NI+.\n");
5471 return -EINVAL;
5472 }
5473 }
5474
5475 return 0;
5476 }
5477
5478 void evergreen_fini(struct radeon_device *rdev)
5479 {
5480 radeon_pm_fini(rdev);
5481 r600_audio_fini(rdev);
5482 r700_cp_fini(rdev);
5483 r600_dma_fini(rdev);
5484 r600_irq_fini(rdev);
5485 if (rdev->flags & RADEON_IS_IGP)
5486 sumo_rlc_fini(rdev);
5487 radeon_wb_fini(rdev);
5488 radeon_ib_pool_fini(rdev);
5489 radeon_irq_kms_fini(rdev);
5490 uvd_v1_0_fini(rdev);
5491 radeon_uvd_fini(rdev);
5492 evergreen_pcie_gart_fini(rdev);
5493 r600_vram_scratch_fini(rdev);
5494 radeon_gem_fini(rdev);
5495 radeon_fence_driver_fini(rdev);
5496 radeon_agp_fini(rdev);
5497 radeon_bo_fini(rdev);
5498 radeon_atombios_fini(rdev);
5499 kfree(rdev->bios);
5500 rdev->bios = NULL;
5501 }
5502
5503 void evergreen_pcie_gen2_enable(struct radeon_device *rdev)
5504 {
5505 u32 link_width_cntl, speed_cntl;
5506
5507 if (radeon_pcie_gen2 == 0)
5508 return;
5509
5510 if (rdev->flags & RADEON_IS_IGP)
5511 return;
5512
5513 if (!(rdev->flags & RADEON_IS_PCIE))
5514 return;
5515
5516 /* x2 cards have a special sequence */
5517 if (ASIC_IS_X2(rdev))
5518 return;
5519
5520 if ((rdev->pdev->bus->max_bus_speed != PCIE_SPEED_5_0GT) &&
5521 (rdev->pdev->bus->max_bus_speed != PCIE_SPEED_8_0GT))
5522 return;
5523
5524 speed_cntl = RREG32_PCIE_PORT(PCIE_LC_SPEED_CNTL);
5525 if (speed_cntl & LC_CURRENT_DATA_RATE) {
5526 DRM_INFO("PCIE gen 2 link speeds already enabled\n");
5527 return;
5528 }
5529
5530 DRM_INFO("enabling PCIE gen 2 link speeds, disable with radeon.pcie_gen2=0\n");
5531
5532 if ((speed_cntl & LC_OTHER_SIDE_EVER_SENT_GEN2) ||
5533 (speed_cntl & LC_OTHER_SIDE_SUPPORTS_GEN2)) {
5534
5535 link_width_cntl = RREG32_PCIE_PORT(PCIE_LC_LINK_WIDTH_CNTL);
5536 link_width_cntl &= ~LC_UPCONFIGURE_DIS;
5537 WREG32_PCIE_PORT(PCIE_LC_LINK_WIDTH_CNTL, link_width_cntl);
5538
5539 speed_cntl = RREG32_PCIE_PORT(PCIE_LC_SPEED_CNTL);
5540 speed_cntl &= ~LC_TARGET_LINK_SPEED_OVERRIDE_EN;
5541 WREG32_PCIE_PORT(PCIE_LC_SPEED_CNTL, speed_cntl);
5542
5543 speed_cntl = RREG32_PCIE_PORT(PCIE_LC_SPEED_CNTL);
5544 speed_cntl |= LC_CLR_FAILED_SPD_CHANGE_CNT;
5545 WREG32_PCIE_PORT(PCIE_LC_SPEED_CNTL, speed_cntl);
5546
5547 speed_cntl = RREG32_PCIE_PORT(PCIE_LC_SPEED_CNTL);
5548 speed_cntl &= ~LC_CLR_FAILED_SPD_CHANGE_CNT;
5549 WREG32_PCIE_PORT(PCIE_LC_SPEED_CNTL, speed_cntl);
5550
5551 speed_cntl = RREG32_PCIE_PORT(PCIE_LC_SPEED_CNTL);
5552 speed_cntl |= LC_GEN2_EN_STRAP;
5553 WREG32_PCIE_PORT(PCIE_LC_SPEED_CNTL, speed_cntl);
5554
5555 } else {
5556 link_width_cntl = RREG32_PCIE_PORT(PCIE_LC_LINK_WIDTH_CNTL);
5557 /* XXX: only disable it if gen1 bridge vendor == 0x111d or 0x1106 */
5558 if (1)
5559 link_width_cntl |= LC_UPCONFIGURE_DIS;
5560 else
5561 link_width_cntl &= ~LC_UPCONFIGURE_DIS;
5562 WREG32_PCIE_PORT(PCIE_LC_LINK_WIDTH_CNTL, link_width_cntl);
5563 }
5564 }
5565
5566 void evergreen_program_aspm(struct radeon_device *rdev)
5567 {
5568 u32 data, orig;
5569 u32 pcie_lc_cntl, pcie_lc_cntl_old;
5570 bool disable_l0s, disable_l1 = false, disable_plloff_in_l1 = false;
5571 /* fusion_platform = true
5572 * if the system is a fusion system
5573 * (APU or DGPU in a fusion system).
5574 * todo: check if the system is a fusion platform.
5575 */
5576 bool fusion_platform = false;
5577
5578 if (radeon_aspm == 0)
5579 return;
5580
5581 if (!(rdev->flags & RADEON_IS_PCIE))
5582 return;
5583
5584 switch (rdev->family) {
5585 case CHIP_CYPRESS:
5586 case CHIP_HEMLOCK:
5587 case CHIP_JUNIPER:
5588 case CHIP_REDWOOD:
5589 case CHIP_CEDAR:
5590 case CHIP_SUMO:
5591 case CHIP_SUMO2:
5592 case CHIP_PALM:
5593 case CHIP_ARUBA:
5594 disable_l0s = true;
5595 break;
5596 default:
5597 disable_l0s = false;
5598 break;
5599 }
5600
5601 if (rdev->flags & RADEON_IS_IGP)
5602 fusion_platform = true; /* XXX also dGPUs in a fusion system */
5603
5604 data = orig = RREG32_PIF_PHY0(PB0_PIF_PAIRING);
5605 if (fusion_platform)
5606 data &= ~MULTI_PIF;
5607 else
5608 data |= MULTI_PIF;
5609 if (data != orig)
5610 WREG32_PIF_PHY0(PB0_PIF_PAIRING, data);
5611
5612 data = orig = RREG32_PIF_PHY1(PB1_PIF_PAIRING);
5613 if (fusion_platform)
5614 data &= ~MULTI_PIF;
5615 else
5616 data |= MULTI_PIF;
5617 if (data != orig)
5618 WREG32_PIF_PHY1(PB1_PIF_PAIRING, data);
5619
5620 pcie_lc_cntl = pcie_lc_cntl_old = RREG32_PCIE_PORT(PCIE_LC_CNTL);
5621 pcie_lc_cntl &= ~(LC_L0S_INACTIVITY_MASK | LC_L1_INACTIVITY_MASK);
5622 if (!disable_l0s) {
5623 if (rdev->family >= CHIP_BARTS)
5624 pcie_lc_cntl |= LC_L0S_INACTIVITY(7);
5625 else
5626 pcie_lc_cntl |= LC_L0S_INACTIVITY(3);
5627 }
5628
5629 if (!disable_l1) {
5630 if (rdev->family >= CHIP_BARTS)
5631 pcie_lc_cntl |= LC_L1_INACTIVITY(7);
5632 else
5633 pcie_lc_cntl |= LC_L1_INACTIVITY(8);
5634
5635 if (!disable_plloff_in_l1) {
5636 data = orig = RREG32_PIF_PHY0(PB0_PIF_PWRDOWN_0);
5637 data &= ~(PLL_POWER_STATE_IN_OFF_0_MASK | PLL_POWER_STATE_IN_TXS2_0_MASK);
5638 data |= PLL_POWER_STATE_IN_OFF_0(7) | PLL_POWER_STATE_IN_TXS2_0(7);
5639 if (data != orig)
5640 WREG32_PIF_PHY0(PB0_PIF_PWRDOWN_0, data);
5641
5642 data = orig = RREG32_PIF_PHY0(PB0_PIF_PWRDOWN_1);
5643 data &= ~(PLL_POWER_STATE_IN_OFF_1_MASK | PLL_POWER_STATE_IN_TXS2_1_MASK);
5644 data |= PLL_POWER_STATE_IN_OFF_1(7) | PLL_POWER_STATE_IN_TXS2_1(7);
5645 if (data != orig)
5646 WREG32_PIF_PHY0(PB0_PIF_PWRDOWN_1, data);
5647
5648 data = orig = RREG32_PIF_PHY1(PB1_PIF_PWRDOWN_0);
5649 data &= ~(PLL_POWER_STATE_IN_OFF_0_MASK | PLL_POWER_STATE_IN_TXS2_0_MASK);
5650 data |= PLL_POWER_STATE_IN_OFF_0(7) | PLL_POWER_STATE_IN_TXS2_0(7);
5651 if (data != orig)
5652 WREG32_PIF_PHY1(PB1_PIF_PWRDOWN_0, data);
5653
5654 data = orig = RREG32_PIF_PHY1(PB1_PIF_PWRDOWN_1);
5655 data &= ~(PLL_POWER_STATE_IN_OFF_1_MASK | PLL_POWER_STATE_IN_TXS2_1_MASK);
5656 data |= PLL_POWER_STATE_IN_OFF_1(7) | PLL_POWER_STATE_IN_TXS2_1(7);
5657 if (data != orig)
5658 WREG32_PIF_PHY1(PB1_PIF_PWRDOWN_1, data);
5659
5660 if (rdev->family >= CHIP_BARTS) {
5661 data = orig = RREG32_PIF_PHY0(PB0_PIF_PWRDOWN_0);
5662 data &= ~PLL_RAMP_UP_TIME_0_MASK;
5663 data |= PLL_RAMP_UP_TIME_0(4);
5664 if (data != orig)
5665 WREG32_PIF_PHY0(PB0_PIF_PWRDOWN_0, data);
5666
5667 data = orig = RREG32_PIF_PHY0(PB0_PIF_PWRDOWN_1);
5668 data &= ~PLL_RAMP_UP_TIME_1_MASK;
5669 data |= PLL_RAMP_UP_TIME_1(4);
5670 if (data != orig)
5671 WREG32_PIF_PHY0(PB0_PIF_PWRDOWN_1, data);
5672
5673 data = orig = RREG32_PIF_PHY1(PB1_PIF_PWRDOWN_0);
5674 data &= ~PLL_RAMP_UP_TIME_0_MASK;
5675 data |= PLL_RAMP_UP_TIME_0(4);
5676 if (data != orig)
5677 WREG32_PIF_PHY1(PB1_PIF_PWRDOWN_0, data);
5678
5679 data = orig = RREG32_PIF_PHY1(PB1_PIF_PWRDOWN_1);
5680 data &= ~PLL_RAMP_UP_TIME_1_MASK;
5681 data |= PLL_RAMP_UP_TIME_1(4);
5682 if (data != orig)
5683 WREG32_PIF_PHY1(PB1_PIF_PWRDOWN_1, data);
5684 }
5685
5686 data = orig = RREG32_PCIE_PORT(PCIE_LC_LINK_WIDTH_CNTL);
5687 data &= ~LC_DYN_LANES_PWR_STATE_MASK;
5688 data |= LC_DYN_LANES_PWR_STATE(3);
5689 if (data != orig)
5690 WREG32_PCIE_PORT(PCIE_LC_LINK_WIDTH_CNTL, data);
5691
5692 if (rdev->family >= CHIP_BARTS) {
5693 data = orig = RREG32_PIF_PHY0(PB0_PIF_CNTL);
5694 data &= ~LS2_EXIT_TIME_MASK;
5695 data |= LS2_EXIT_TIME(1);
5696 if (data != orig)
5697 WREG32_PIF_PHY0(PB0_PIF_CNTL, data);
5698
5699 data = orig = RREG32_PIF_PHY1(PB1_PIF_CNTL);
5700 data &= ~LS2_EXIT_TIME_MASK;
5701 data |= LS2_EXIT_TIME(1);
5702 if (data != orig)
5703 WREG32_PIF_PHY1(PB1_PIF_CNTL, data);
5704 }
5705 }
5706 }
5707
5708 /* evergreen parts only */
5709 if (rdev->family < CHIP_BARTS)
5710 pcie_lc_cntl |= LC_PMI_TO_L1_DIS;
5711
5712 if (pcie_lc_cntl != pcie_lc_cntl_old)
5713 WREG32_PCIE_PORT(PCIE_LC_CNTL, pcie_lc_cntl);
5714 }
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