Add the rt linux 4.1.3-rt3 as base
[kvmfornfv.git] / kernel / drivers / gpu / drm / radeon / si.c
1 /*
2  * Copyright 2011 Advanced Micro Devices, Inc.
3  *
4  * Permission is hereby granted, free of charge, to any person obtaining a
5  * copy of this software and associated documentation files (the "Software"),
6  * to deal in the Software without restriction, including without limitation
7  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8  * and/or sell copies of the Software, and to permit persons to whom the
9  * Software is furnished to do so, subject to the following conditions:
10  *
11  * The above copyright notice and this permission notice shall be included in
12  * all copies or substantial portions of the Software.
13  *
14  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
17  * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
18  * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
19  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
20  * OTHER DEALINGS IN THE SOFTWARE.
21  *
22  * Authors: Alex Deucher
23  */
24 #include <linux/firmware.h>
25 #include <linux/slab.h>
26 #include <linux/module.h>
27 #include <drm/drmP.h>
28 #include "radeon.h"
29 #include "radeon_asic.h"
30 #include "radeon_audio.h"
31 #include <drm/radeon_drm.h>
32 #include "sid.h"
33 #include "atom.h"
34 #include "si_blit_shaders.h"
35 #include "clearstate_si.h"
36 #include "radeon_ucode.h"
37
38
39 MODULE_FIRMWARE("radeon/TAHITI_pfp.bin");
40 MODULE_FIRMWARE("radeon/TAHITI_me.bin");
41 MODULE_FIRMWARE("radeon/TAHITI_ce.bin");
42 MODULE_FIRMWARE("radeon/TAHITI_mc.bin");
43 MODULE_FIRMWARE("radeon/TAHITI_mc2.bin");
44 MODULE_FIRMWARE("radeon/TAHITI_rlc.bin");
45 MODULE_FIRMWARE("radeon/TAHITI_smc.bin");
46
47 MODULE_FIRMWARE("radeon/tahiti_pfp.bin");
48 MODULE_FIRMWARE("radeon/tahiti_me.bin");
49 MODULE_FIRMWARE("radeon/tahiti_ce.bin");
50 MODULE_FIRMWARE("radeon/tahiti_mc.bin");
51 MODULE_FIRMWARE("radeon/tahiti_rlc.bin");
52 MODULE_FIRMWARE("radeon/tahiti_smc.bin");
53
54 MODULE_FIRMWARE("radeon/PITCAIRN_pfp.bin");
55 MODULE_FIRMWARE("radeon/PITCAIRN_me.bin");
56 MODULE_FIRMWARE("radeon/PITCAIRN_ce.bin");
57 MODULE_FIRMWARE("radeon/PITCAIRN_mc.bin");
58 MODULE_FIRMWARE("radeon/PITCAIRN_mc2.bin");
59 MODULE_FIRMWARE("radeon/PITCAIRN_rlc.bin");
60 MODULE_FIRMWARE("radeon/PITCAIRN_smc.bin");
61
62 MODULE_FIRMWARE("radeon/pitcairn_pfp.bin");
63 MODULE_FIRMWARE("radeon/pitcairn_me.bin");
64 MODULE_FIRMWARE("radeon/pitcairn_ce.bin");
65 MODULE_FIRMWARE("radeon/pitcairn_mc.bin");
66 MODULE_FIRMWARE("radeon/pitcairn_rlc.bin");
67 MODULE_FIRMWARE("radeon/pitcairn_smc.bin");
68
69 MODULE_FIRMWARE("radeon/VERDE_pfp.bin");
70 MODULE_FIRMWARE("radeon/VERDE_me.bin");
71 MODULE_FIRMWARE("radeon/VERDE_ce.bin");
72 MODULE_FIRMWARE("radeon/VERDE_mc.bin");
73 MODULE_FIRMWARE("radeon/VERDE_mc2.bin");
74 MODULE_FIRMWARE("radeon/VERDE_rlc.bin");
75 MODULE_FIRMWARE("radeon/VERDE_smc.bin");
76
77 MODULE_FIRMWARE("radeon/verde_pfp.bin");
78 MODULE_FIRMWARE("radeon/verde_me.bin");
79 MODULE_FIRMWARE("radeon/verde_ce.bin");
80 MODULE_FIRMWARE("radeon/verde_mc.bin");
81 MODULE_FIRMWARE("radeon/verde_rlc.bin");
82 MODULE_FIRMWARE("radeon/verde_smc.bin");
83
84 MODULE_FIRMWARE("radeon/OLAND_pfp.bin");
85 MODULE_FIRMWARE("radeon/OLAND_me.bin");
86 MODULE_FIRMWARE("radeon/OLAND_ce.bin");
87 MODULE_FIRMWARE("radeon/OLAND_mc.bin");
88 MODULE_FIRMWARE("radeon/OLAND_mc2.bin");
89 MODULE_FIRMWARE("radeon/OLAND_rlc.bin");
90 MODULE_FIRMWARE("radeon/OLAND_smc.bin");
91
92 MODULE_FIRMWARE("radeon/oland_pfp.bin");
93 MODULE_FIRMWARE("radeon/oland_me.bin");
94 MODULE_FIRMWARE("radeon/oland_ce.bin");
95 MODULE_FIRMWARE("radeon/oland_mc.bin");
96 MODULE_FIRMWARE("radeon/oland_rlc.bin");
97 MODULE_FIRMWARE("radeon/oland_smc.bin");
98
99 MODULE_FIRMWARE("radeon/HAINAN_pfp.bin");
100 MODULE_FIRMWARE("radeon/HAINAN_me.bin");
101 MODULE_FIRMWARE("radeon/HAINAN_ce.bin");
102 MODULE_FIRMWARE("radeon/HAINAN_mc.bin");
103 MODULE_FIRMWARE("radeon/HAINAN_mc2.bin");
104 MODULE_FIRMWARE("radeon/HAINAN_rlc.bin");
105 MODULE_FIRMWARE("radeon/HAINAN_smc.bin");
106
107 MODULE_FIRMWARE("radeon/hainan_pfp.bin");
108 MODULE_FIRMWARE("radeon/hainan_me.bin");
109 MODULE_FIRMWARE("radeon/hainan_ce.bin");
110 MODULE_FIRMWARE("radeon/hainan_mc.bin");
111 MODULE_FIRMWARE("radeon/hainan_rlc.bin");
112 MODULE_FIRMWARE("radeon/hainan_smc.bin");
113
114 static u32 si_get_cu_active_bitmap(struct radeon_device *rdev, u32 se, u32 sh);
115 static void si_pcie_gen3_enable(struct radeon_device *rdev);
116 static void si_program_aspm(struct radeon_device *rdev);
117 extern void sumo_rlc_fini(struct radeon_device *rdev);
118 extern int sumo_rlc_init(struct radeon_device *rdev);
119 extern int r600_ih_ring_alloc(struct radeon_device *rdev);
120 extern void r600_ih_ring_fini(struct radeon_device *rdev);
121 extern void evergreen_fix_pci_max_read_req_size(struct radeon_device *rdev);
122 extern void evergreen_mc_stop(struct radeon_device *rdev, struct evergreen_mc_save *save);
123 extern void evergreen_mc_resume(struct radeon_device *rdev, struct evergreen_mc_save *save);
124 extern u32 evergreen_get_number_of_dram_channels(struct radeon_device *rdev);
125 extern void evergreen_print_gpu_status_regs(struct radeon_device *rdev);
126 extern bool evergreen_is_display_hung(struct radeon_device *rdev);
127 static void si_enable_gui_idle_interrupt(struct radeon_device *rdev,
128                                          bool enable);
129 static void si_init_pg(struct radeon_device *rdev);
130 static void si_init_cg(struct radeon_device *rdev);
131 static void si_fini_pg(struct radeon_device *rdev);
132 static void si_fini_cg(struct radeon_device *rdev);
133 static void si_rlc_stop(struct radeon_device *rdev);
134
135 static const u32 verde_rlc_save_restore_register_list[] =
136 {
137         (0x8000 << 16) | (0x98f4 >> 2),
138         0x00000000,
139         (0x8040 << 16) | (0x98f4 >> 2),
140         0x00000000,
141         (0x8000 << 16) | (0xe80 >> 2),
142         0x00000000,
143         (0x8040 << 16) | (0xe80 >> 2),
144         0x00000000,
145         (0x8000 << 16) | (0x89bc >> 2),
146         0x00000000,
147         (0x8040 << 16) | (0x89bc >> 2),
148         0x00000000,
149         (0x8000 << 16) | (0x8c1c >> 2),
150         0x00000000,
151         (0x8040 << 16) | (0x8c1c >> 2),
152         0x00000000,
153         (0x9c00 << 16) | (0x98f0 >> 2),
154         0x00000000,
155         (0x9c00 << 16) | (0xe7c >> 2),
156         0x00000000,
157         (0x8000 << 16) | (0x9148 >> 2),
158         0x00000000,
159         (0x8040 << 16) | (0x9148 >> 2),
160         0x00000000,
161         (0x9c00 << 16) | (0x9150 >> 2),
162         0x00000000,
163         (0x9c00 << 16) | (0x897c >> 2),
164         0x00000000,
165         (0x9c00 << 16) | (0x8d8c >> 2),
166         0x00000000,
167         (0x9c00 << 16) | (0xac54 >> 2),
168         0X00000000,
169         0x3,
170         (0x9c00 << 16) | (0x98f8 >> 2),
171         0x00000000,
172         (0x9c00 << 16) | (0x9910 >> 2),
173         0x00000000,
174         (0x9c00 << 16) | (0x9914 >> 2),
175         0x00000000,
176         (0x9c00 << 16) | (0x9918 >> 2),
177         0x00000000,
178         (0x9c00 << 16) | (0x991c >> 2),
179         0x00000000,
180         (0x9c00 << 16) | (0x9920 >> 2),
181         0x00000000,
182         (0x9c00 << 16) | (0x9924 >> 2),
183         0x00000000,
184         (0x9c00 << 16) | (0x9928 >> 2),
185         0x00000000,
186         (0x9c00 << 16) | (0x992c >> 2),
187         0x00000000,
188         (0x9c00 << 16) | (0x9930 >> 2),
189         0x00000000,
190         (0x9c00 << 16) | (0x9934 >> 2),
191         0x00000000,
192         (0x9c00 << 16) | (0x9938 >> 2),
193         0x00000000,
194         (0x9c00 << 16) | (0x993c >> 2),
195         0x00000000,
196         (0x9c00 << 16) | (0x9940 >> 2),
197         0x00000000,
198         (0x9c00 << 16) | (0x9944 >> 2),
199         0x00000000,
200         (0x9c00 << 16) | (0x9948 >> 2),
201         0x00000000,
202         (0x9c00 << 16) | (0x994c >> 2),
203         0x00000000,
204         (0x9c00 << 16) | (0x9950 >> 2),
205         0x00000000,
206         (0x9c00 << 16) | (0x9954 >> 2),
207         0x00000000,
208         (0x9c00 << 16) | (0x9958 >> 2),
209         0x00000000,
210         (0x9c00 << 16) | (0x995c >> 2),
211         0x00000000,
212         (0x9c00 << 16) | (0x9960 >> 2),
213         0x00000000,
214         (0x9c00 << 16) | (0x9964 >> 2),
215         0x00000000,
216         (0x9c00 << 16) | (0x9968 >> 2),
217         0x00000000,
218         (0x9c00 << 16) | (0x996c >> 2),
219         0x00000000,
220         (0x9c00 << 16) | (0x9970 >> 2),
221         0x00000000,
222         (0x9c00 << 16) | (0x9974 >> 2),
223         0x00000000,
224         (0x9c00 << 16) | (0x9978 >> 2),
225         0x00000000,
226         (0x9c00 << 16) | (0x997c >> 2),
227         0x00000000,
228         (0x9c00 << 16) | (0x9980 >> 2),
229         0x00000000,
230         (0x9c00 << 16) | (0x9984 >> 2),
231         0x00000000,
232         (0x9c00 << 16) | (0x9988 >> 2),
233         0x00000000,
234         (0x9c00 << 16) | (0x998c >> 2),
235         0x00000000,
236         (0x9c00 << 16) | (0x8c00 >> 2),
237         0x00000000,
238         (0x9c00 << 16) | (0x8c14 >> 2),
239         0x00000000,
240         (0x9c00 << 16) | (0x8c04 >> 2),
241         0x00000000,
242         (0x9c00 << 16) | (0x8c08 >> 2),
243         0x00000000,
244         (0x8000 << 16) | (0x9b7c >> 2),
245         0x00000000,
246         (0x8040 << 16) | (0x9b7c >> 2),
247         0x00000000,
248         (0x8000 << 16) | (0xe84 >> 2),
249         0x00000000,
250         (0x8040 << 16) | (0xe84 >> 2),
251         0x00000000,
252         (0x8000 << 16) | (0x89c0 >> 2),
253         0x00000000,
254         (0x8040 << 16) | (0x89c0 >> 2),
255         0x00000000,
256         (0x8000 << 16) | (0x914c >> 2),
257         0x00000000,
258         (0x8040 << 16) | (0x914c >> 2),
259         0x00000000,
260         (0x8000 << 16) | (0x8c20 >> 2),
261         0x00000000,
262         (0x8040 << 16) | (0x8c20 >> 2),
263         0x00000000,
264         (0x8000 << 16) | (0x9354 >> 2),
265         0x00000000,
266         (0x8040 << 16) | (0x9354 >> 2),
267         0x00000000,
268         (0x9c00 << 16) | (0x9060 >> 2),
269         0x00000000,
270         (0x9c00 << 16) | (0x9364 >> 2),
271         0x00000000,
272         (0x9c00 << 16) | (0x9100 >> 2),
273         0x00000000,
274         (0x9c00 << 16) | (0x913c >> 2),
275         0x00000000,
276         (0x8000 << 16) | (0x90e0 >> 2),
277         0x00000000,
278         (0x8000 << 16) | (0x90e4 >> 2),
279         0x00000000,
280         (0x8000 << 16) | (0x90e8 >> 2),
281         0x00000000,
282         (0x8040 << 16) | (0x90e0 >> 2),
283         0x00000000,
284         (0x8040 << 16) | (0x90e4 >> 2),
285         0x00000000,
286         (0x8040 << 16) | (0x90e8 >> 2),
287         0x00000000,
288         (0x9c00 << 16) | (0x8bcc >> 2),
289         0x00000000,
290         (0x9c00 << 16) | (0x8b24 >> 2),
291         0x00000000,
292         (0x9c00 << 16) | (0x88c4 >> 2),
293         0x00000000,
294         (0x9c00 << 16) | (0x8e50 >> 2),
295         0x00000000,
296         (0x9c00 << 16) | (0x8c0c >> 2),
297         0x00000000,
298         (0x9c00 << 16) | (0x8e58 >> 2),
299         0x00000000,
300         (0x9c00 << 16) | (0x8e5c >> 2),
301         0x00000000,
302         (0x9c00 << 16) | (0x9508 >> 2),
303         0x00000000,
304         (0x9c00 << 16) | (0x950c >> 2),
305         0x00000000,
306         (0x9c00 << 16) | (0x9494 >> 2),
307         0x00000000,
308         (0x9c00 << 16) | (0xac0c >> 2),
309         0x00000000,
310         (0x9c00 << 16) | (0xac10 >> 2),
311         0x00000000,
312         (0x9c00 << 16) | (0xac14 >> 2),
313         0x00000000,
314         (0x9c00 << 16) | (0xae00 >> 2),
315         0x00000000,
316         (0x9c00 << 16) | (0xac08 >> 2),
317         0x00000000,
318         (0x9c00 << 16) | (0x88d4 >> 2),
319         0x00000000,
320         (0x9c00 << 16) | (0x88c8 >> 2),
321         0x00000000,
322         (0x9c00 << 16) | (0x88cc >> 2),
323         0x00000000,
324         (0x9c00 << 16) | (0x89b0 >> 2),
325         0x00000000,
326         (0x9c00 << 16) | (0x8b10 >> 2),
327         0x00000000,
328         (0x9c00 << 16) | (0x8a14 >> 2),
329         0x00000000,
330         (0x9c00 << 16) | (0x9830 >> 2),
331         0x00000000,
332         (0x9c00 << 16) | (0x9834 >> 2),
333         0x00000000,
334         (0x9c00 << 16) | (0x9838 >> 2),
335         0x00000000,
336         (0x9c00 << 16) | (0x9a10 >> 2),
337         0x00000000,
338         (0x8000 << 16) | (0x9870 >> 2),
339         0x00000000,
340         (0x8000 << 16) | (0x9874 >> 2),
341         0x00000000,
342         (0x8001 << 16) | (0x9870 >> 2),
343         0x00000000,
344         (0x8001 << 16) | (0x9874 >> 2),
345         0x00000000,
346         (0x8040 << 16) | (0x9870 >> 2),
347         0x00000000,
348         (0x8040 << 16) | (0x9874 >> 2),
349         0x00000000,
350         (0x8041 << 16) | (0x9870 >> 2),
351         0x00000000,
352         (0x8041 << 16) | (0x9874 >> 2),
353         0x00000000,
354         0x00000000
355 };
356
357 static const u32 tahiti_golden_rlc_registers[] =
358 {
359         0xc424, 0xffffffff, 0x00601005,
360         0xc47c, 0xffffffff, 0x10104040,
361         0xc488, 0xffffffff, 0x0100000a,
362         0xc314, 0xffffffff, 0x00000800,
363         0xc30c, 0xffffffff, 0x800000f4,
364         0xf4a8, 0xffffffff, 0x00000000
365 };
366
367 static const u32 tahiti_golden_registers[] =
368 {
369         0x9a10, 0x00010000, 0x00018208,
370         0x9830, 0xffffffff, 0x00000000,
371         0x9834, 0xf00fffff, 0x00000400,
372         0x9838, 0x0002021c, 0x00020200,
373         0xc78, 0x00000080, 0x00000000,
374         0xd030, 0x000300c0, 0x00800040,
375         0xd830, 0x000300c0, 0x00800040,
376         0x5bb0, 0x000000f0, 0x00000070,
377         0x5bc0, 0x00200000, 0x50100000,
378         0x7030, 0x31000311, 0x00000011,
379         0x277c, 0x00000003, 0x000007ff,
380         0x240c, 0x000007ff, 0x00000000,
381         0x8a14, 0xf000001f, 0x00000007,
382         0x8b24, 0xffffffff, 0x00ffffff,
383         0x8b10, 0x0000ff0f, 0x00000000,
384         0x28a4c, 0x07ffffff, 0x4e000000,
385         0x28350, 0x3f3f3fff, 0x2a00126a,
386         0x30, 0x000000ff, 0x0040,
387         0x34, 0x00000040, 0x00004040,
388         0x9100, 0x07ffffff, 0x03000000,
389         0x8e88, 0x01ff1f3f, 0x00000000,
390         0x8e84, 0x01ff1f3f, 0x00000000,
391         0x9060, 0x0000007f, 0x00000020,
392         0x9508, 0x00010000, 0x00010000,
393         0xac14, 0x00000200, 0x000002fb,
394         0xac10, 0xffffffff, 0x0000543b,
395         0xac0c, 0xffffffff, 0xa9210876,
396         0x88d0, 0xffffffff, 0x000fff40,
397         0x88d4, 0x0000001f, 0x00000010,
398         0x1410, 0x20000000, 0x20fffed8,
399         0x15c0, 0x000c0fc0, 0x000c0400
400 };
401
402 static const u32 tahiti_golden_registers2[] =
403 {
404         0xc64, 0x00000001, 0x00000001
405 };
406
407 static const u32 pitcairn_golden_rlc_registers[] =
408 {
409         0xc424, 0xffffffff, 0x00601004,
410         0xc47c, 0xffffffff, 0x10102020,
411         0xc488, 0xffffffff, 0x01000020,
412         0xc314, 0xffffffff, 0x00000800,
413         0xc30c, 0xffffffff, 0x800000a4
414 };
415
416 static const u32 pitcairn_golden_registers[] =
417 {
418         0x9a10, 0x00010000, 0x00018208,
419         0x9830, 0xffffffff, 0x00000000,
420         0x9834, 0xf00fffff, 0x00000400,
421         0x9838, 0x0002021c, 0x00020200,
422         0xc78, 0x00000080, 0x00000000,
423         0xd030, 0x000300c0, 0x00800040,
424         0xd830, 0x000300c0, 0x00800040,
425         0x5bb0, 0x000000f0, 0x00000070,
426         0x5bc0, 0x00200000, 0x50100000,
427         0x7030, 0x31000311, 0x00000011,
428         0x2ae4, 0x00073ffe, 0x000022a2,
429         0x240c, 0x000007ff, 0x00000000,
430         0x8a14, 0xf000001f, 0x00000007,
431         0x8b24, 0xffffffff, 0x00ffffff,
432         0x8b10, 0x0000ff0f, 0x00000000,
433         0x28a4c, 0x07ffffff, 0x4e000000,
434         0x28350, 0x3f3f3fff, 0x2a00126a,
435         0x30, 0x000000ff, 0x0040,
436         0x34, 0x00000040, 0x00004040,
437         0x9100, 0x07ffffff, 0x03000000,
438         0x9060, 0x0000007f, 0x00000020,
439         0x9508, 0x00010000, 0x00010000,
440         0xac14, 0x000003ff, 0x000000f7,
441         0xac10, 0xffffffff, 0x00000000,
442         0xac0c, 0xffffffff, 0x32761054,
443         0x88d4, 0x0000001f, 0x00000010,
444         0x15c0, 0x000c0fc0, 0x000c0400
445 };
446
447 static const u32 verde_golden_rlc_registers[] =
448 {
449         0xc424, 0xffffffff, 0x033f1005,
450         0xc47c, 0xffffffff, 0x10808020,
451         0xc488, 0xffffffff, 0x00800008,
452         0xc314, 0xffffffff, 0x00001000,
453         0xc30c, 0xffffffff, 0x80010014
454 };
455
456 static const u32 verde_golden_registers[] =
457 {
458         0x9a10, 0x00010000, 0x00018208,
459         0x9830, 0xffffffff, 0x00000000,
460         0x9834, 0xf00fffff, 0x00000400,
461         0x9838, 0x0002021c, 0x00020200,
462         0xc78, 0x00000080, 0x00000000,
463         0xd030, 0x000300c0, 0x00800040,
464         0xd030, 0x000300c0, 0x00800040,
465         0xd830, 0x000300c0, 0x00800040,
466         0xd830, 0x000300c0, 0x00800040,
467         0x5bb0, 0x000000f0, 0x00000070,
468         0x5bc0, 0x00200000, 0x50100000,
469         0x7030, 0x31000311, 0x00000011,
470         0x2ae4, 0x00073ffe, 0x000022a2,
471         0x2ae4, 0x00073ffe, 0x000022a2,
472         0x2ae4, 0x00073ffe, 0x000022a2,
473         0x240c, 0x000007ff, 0x00000000,
474         0x240c, 0x000007ff, 0x00000000,
475         0x240c, 0x000007ff, 0x00000000,
476         0x8a14, 0xf000001f, 0x00000007,
477         0x8a14, 0xf000001f, 0x00000007,
478         0x8a14, 0xf000001f, 0x00000007,
479         0x8b24, 0xffffffff, 0x00ffffff,
480         0x8b10, 0x0000ff0f, 0x00000000,
481         0x28a4c, 0x07ffffff, 0x4e000000,
482         0x28350, 0x3f3f3fff, 0x0000124a,
483         0x28350, 0x3f3f3fff, 0x0000124a,
484         0x28350, 0x3f3f3fff, 0x0000124a,
485         0x30, 0x000000ff, 0x0040,
486         0x34, 0x00000040, 0x00004040,
487         0x9100, 0x07ffffff, 0x03000000,
488         0x9100, 0x07ffffff, 0x03000000,
489         0x8e88, 0x01ff1f3f, 0x00000000,
490         0x8e88, 0x01ff1f3f, 0x00000000,
491         0x8e88, 0x01ff1f3f, 0x00000000,
492         0x8e84, 0x01ff1f3f, 0x00000000,
493         0x8e84, 0x01ff1f3f, 0x00000000,
494         0x8e84, 0x01ff1f3f, 0x00000000,
495         0x9060, 0x0000007f, 0x00000020,
496         0x9508, 0x00010000, 0x00010000,
497         0xac14, 0x000003ff, 0x00000003,
498         0xac14, 0x000003ff, 0x00000003,
499         0xac14, 0x000003ff, 0x00000003,
500         0xac10, 0xffffffff, 0x00000000,
501         0xac10, 0xffffffff, 0x00000000,
502         0xac10, 0xffffffff, 0x00000000,
503         0xac0c, 0xffffffff, 0x00001032,
504         0xac0c, 0xffffffff, 0x00001032,
505         0xac0c, 0xffffffff, 0x00001032,
506         0x88d4, 0x0000001f, 0x00000010,
507         0x88d4, 0x0000001f, 0x00000010,
508         0x88d4, 0x0000001f, 0x00000010,
509         0x15c0, 0x000c0fc0, 0x000c0400
510 };
511
512 static const u32 oland_golden_rlc_registers[] =
513 {
514         0xc424, 0xffffffff, 0x00601005,
515         0xc47c, 0xffffffff, 0x10104040,
516         0xc488, 0xffffffff, 0x0100000a,
517         0xc314, 0xffffffff, 0x00000800,
518         0xc30c, 0xffffffff, 0x800000f4
519 };
520
521 static const u32 oland_golden_registers[] =
522 {
523         0x9a10, 0x00010000, 0x00018208,
524         0x9830, 0xffffffff, 0x00000000,
525         0x9834, 0xf00fffff, 0x00000400,
526         0x9838, 0x0002021c, 0x00020200,
527         0xc78, 0x00000080, 0x00000000,
528         0xd030, 0x000300c0, 0x00800040,
529         0xd830, 0x000300c0, 0x00800040,
530         0x5bb0, 0x000000f0, 0x00000070,
531         0x5bc0, 0x00200000, 0x50100000,
532         0x7030, 0x31000311, 0x00000011,
533         0x2ae4, 0x00073ffe, 0x000022a2,
534         0x240c, 0x000007ff, 0x00000000,
535         0x8a14, 0xf000001f, 0x00000007,
536         0x8b24, 0xffffffff, 0x00ffffff,
537         0x8b10, 0x0000ff0f, 0x00000000,
538         0x28a4c, 0x07ffffff, 0x4e000000,
539         0x28350, 0x3f3f3fff, 0x00000082,
540         0x30, 0x000000ff, 0x0040,
541         0x34, 0x00000040, 0x00004040,
542         0x9100, 0x07ffffff, 0x03000000,
543         0x9060, 0x0000007f, 0x00000020,
544         0x9508, 0x00010000, 0x00010000,
545         0xac14, 0x000003ff, 0x000000f3,
546         0xac10, 0xffffffff, 0x00000000,
547         0xac0c, 0xffffffff, 0x00003210,
548         0x88d4, 0x0000001f, 0x00000010,
549         0x15c0, 0x000c0fc0, 0x000c0400
550 };
551
552 static const u32 hainan_golden_registers[] =
553 {
554         0x9a10, 0x00010000, 0x00018208,
555         0x9830, 0xffffffff, 0x00000000,
556         0x9834, 0xf00fffff, 0x00000400,
557         0x9838, 0x0002021c, 0x00020200,
558         0xd0c0, 0xff000fff, 0x00000100,
559         0xd030, 0x000300c0, 0x00800040,
560         0xd8c0, 0xff000fff, 0x00000100,
561         0xd830, 0x000300c0, 0x00800040,
562         0x2ae4, 0x00073ffe, 0x000022a2,
563         0x240c, 0x000007ff, 0x00000000,
564         0x8a14, 0xf000001f, 0x00000007,
565         0x8b24, 0xffffffff, 0x00ffffff,
566         0x8b10, 0x0000ff0f, 0x00000000,
567         0x28a4c, 0x07ffffff, 0x4e000000,
568         0x28350, 0x3f3f3fff, 0x00000000,
569         0x30, 0x000000ff, 0x0040,
570         0x34, 0x00000040, 0x00004040,
571         0x9100, 0x03e00000, 0x03600000,
572         0x9060, 0x0000007f, 0x00000020,
573         0x9508, 0x00010000, 0x00010000,
574         0xac14, 0x000003ff, 0x000000f1,
575         0xac10, 0xffffffff, 0x00000000,
576         0xac0c, 0xffffffff, 0x00003210,
577         0x88d4, 0x0000001f, 0x00000010,
578         0x15c0, 0x000c0fc0, 0x000c0400
579 };
580
581 static const u32 hainan_golden_registers2[] =
582 {
583         0x98f8, 0xffffffff, 0x02010001
584 };
585
586 static const u32 tahiti_mgcg_cgcg_init[] =
587 {
588         0xc400, 0xffffffff, 0xfffffffc,
589         0x802c, 0xffffffff, 0xe0000000,
590         0x9a60, 0xffffffff, 0x00000100,
591         0x92a4, 0xffffffff, 0x00000100,
592         0xc164, 0xffffffff, 0x00000100,
593         0x9774, 0xffffffff, 0x00000100,
594         0x8984, 0xffffffff, 0x06000100,
595         0x8a18, 0xffffffff, 0x00000100,
596         0x92a0, 0xffffffff, 0x00000100,
597         0xc380, 0xffffffff, 0x00000100,
598         0x8b28, 0xffffffff, 0x00000100,
599         0x9144, 0xffffffff, 0x00000100,
600         0x8d88, 0xffffffff, 0x00000100,
601         0x8d8c, 0xffffffff, 0x00000100,
602         0x9030, 0xffffffff, 0x00000100,
603         0x9034, 0xffffffff, 0x00000100,
604         0x9038, 0xffffffff, 0x00000100,
605         0x903c, 0xffffffff, 0x00000100,
606         0xad80, 0xffffffff, 0x00000100,
607         0xac54, 0xffffffff, 0x00000100,
608         0x897c, 0xffffffff, 0x06000100,
609         0x9868, 0xffffffff, 0x00000100,
610         0x9510, 0xffffffff, 0x00000100,
611         0xaf04, 0xffffffff, 0x00000100,
612         0xae04, 0xffffffff, 0x00000100,
613         0x949c, 0xffffffff, 0x00000100,
614         0x802c, 0xffffffff, 0xe0000000,
615         0x9160, 0xffffffff, 0x00010000,
616         0x9164, 0xffffffff, 0x00030002,
617         0x9168, 0xffffffff, 0x00040007,
618         0x916c, 0xffffffff, 0x00060005,
619         0x9170, 0xffffffff, 0x00090008,
620         0x9174, 0xffffffff, 0x00020001,
621         0x9178, 0xffffffff, 0x00040003,
622         0x917c, 0xffffffff, 0x00000007,
623         0x9180, 0xffffffff, 0x00060005,
624         0x9184, 0xffffffff, 0x00090008,
625         0x9188, 0xffffffff, 0x00030002,
626         0x918c, 0xffffffff, 0x00050004,
627         0x9190, 0xffffffff, 0x00000008,
628         0x9194, 0xffffffff, 0x00070006,
629         0x9198, 0xffffffff, 0x000a0009,
630         0x919c, 0xffffffff, 0x00040003,
631         0x91a0, 0xffffffff, 0x00060005,
632         0x91a4, 0xffffffff, 0x00000009,
633         0x91a8, 0xffffffff, 0x00080007,
634         0x91ac, 0xffffffff, 0x000b000a,
635         0x91b0, 0xffffffff, 0x00050004,
636         0x91b4, 0xffffffff, 0x00070006,
637         0x91b8, 0xffffffff, 0x0008000b,
638         0x91bc, 0xffffffff, 0x000a0009,
639         0x91c0, 0xffffffff, 0x000d000c,
640         0x91c4, 0xffffffff, 0x00060005,
641         0x91c8, 0xffffffff, 0x00080007,
642         0x91cc, 0xffffffff, 0x0000000b,
643         0x91d0, 0xffffffff, 0x000a0009,
644         0x91d4, 0xffffffff, 0x000d000c,
645         0x91d8, 0xffffffff, 0x00070006,
646         0x91dc, 0xffffffff, 0x00090008,
647         0x91e0, 0xffffffff, 0x0000000c,
648         0x91e4, 0xffffffff, 0x000b000a,
649         0x91e8, 0xffffffff, 0x000e000d,
650         0x91ec, 0xffffffff, 0x00080007,
651         0x91f0, 0xffffffff, 0x000a0009,
652         0x91f4, 0xffffffff, 0x0000000d,
653         0x91f8, 0xffffffff, 0x000c000b,
654         0x91fc, 0xffffffff, 0x000f000e,
655         0x9200, 0xffffffff, 0x00090008,
656         0x9204, 0xffffffff, 0x000b000a,
657         0x9208, 0xffffffff, 0x000c000f,
658         0x920c, 0xffffffff, 0x000e000d,
659         0x9210, 0xffffffff, 0x00110010,
660         0x9214, 0xffffffff, 0x000a0009,
661         0x9218, 0xffffffff, 0x000c000b,
662         0x921c, 0xffffffff, 0x0000000f,
663         0x9220, 0xffffffff, 0x000e000d,
664         0x9224, 0xffffffff, 0x00110010,
665         0x9228, 0xffffffff, 0x000b000a,
666         0x922c, 0xffffffff, 0x000d000c,
667         0x9230, 0xffffffff, 0x00000010,
668         0x9234, 0xffffffff, 0x000f000e,
669         0x9238, 0xffffffff, 0x00120011,
670         0x923c, 0xffffffff, 0x000c000b,
671         0x9240, 0xffffffff, 0x000e000d,
672         0x9244, 0xffffffff, 0x00000011,
673         0x9248, 0xffffffff, 0x0010000f,
674         0x924c, 0xffffffff, 0x00130012,
675         0x9250, 0xffffffff, 0x000d000c,
676         0x9254, 0xffffffff, 0x000f000e,
677         0x9258, 0xffffffff, 0x00100013,
678         0x925c, 0xffffffff, 0x00120011,
679         0x9260, 0xffffffff, 0x00150014,
680         0x9264, 0xffffffff, 0x000e000d,
681         0x9268, 0xffffffff, 0x0010000f,
682         0x926c, 0xffffffff, 0x00000013,
683         0x9270, 0xffffffff, 0x00120011,
684         0x9274, 0xffffffff, 0x00150014,
685         0x9278, 0xffffffff, 0x000f000e,
686         0x927c, 0xffffffff, 0x00110010,
687         0x9280, 0xffffffff, 0x00000014,
688         0x9284, 0xffffffff, 0x00130012,
689         0x9288, 0xffffffff, 0x00160015,
690         0x928c, 0xffffffff, 0x0010000f,
691         0x9290, 0xffffffff, 0x00120011,
692         0x9294, 0xffffffff, 0x00000015,
693         0x9298, 0xffffffff, 0x00140013,
694         0x929c, 0xffffffff, 0x00170016,
695         0x9150, 0xffffffff, 0x96940200,
696         0x8708, 0xffffffff, 0x00900100,
697         0xc478, 0xffffffff, 0x00000080,
698         0xc404, 0xffffffff, 0x0020003f,
699         0x30, 0xffffffff, 0x0000001c,
700         0x34, 0x000f0000, 0x000f0000,
701         0x160c, 0xffffffff, 0x00000100,
702         0x1024, 0xffffffff, 0x00000100,
703         0x102c, 0x00000101, 0x00000000,
704         0x20a8, 0xffffffff, 0x00000104,
705         0x264c, 0x000c0000, 0x000c0000,
706         0x2648, 0x000c0000, 0x000c0000,
707         0x55e4, 0xff000fff, 0x00000100,
708         0x55e8, 0x00000001, 0x00000001,
709         0x2f50, 0x00000001, 0x00000001,
710         0x30cc, 0xc0000fff, 0x00000104,
711         0xc1e4, 0x00000001, 0x00000001,
712         0xd0c0, 0xfffffff0, 0x00000100,
713         0xd8c0, 0xfffffff0, 0x00000100
714 };
715
716 static const u32 pitcairn_mgcg_cgcg_init[] =
717 {
718         0xc400, 0xffffffff, 0xfffffffc,
719         0x802c, 0xffffffff, 0xe0000000,
720         0x9a60, 0xffffffff, 0x00000100,
721         0x92a4, 0xffffffff, 0x00000100,
722         0xc164, 0xffffffff, 0x00000100,
723         0x9774, 0xffffffff, 0x00000100,
724         0x8984, 0xffffffff, 0x06000100,
725         0x8a18, 0xffffffff, 0x00000100,
726         0x92a0, 0xffffffff, 0x00000100,
727         0xc380, 0xffffffff, 0x00000100,
728         0x8b28, 0xffffffff, 0x00000100,
729         0x9144, 0xffffffff, 0x00000100,
730         0x8d88, 0xffffffff, 0x00000100,
731         0x8d8c, 0xffffffff, 0x00000100,
732         0x9030, 0xffffffff, 0x00000100,
733         0x9034, 0xffffffff, 0x00000100,
734         0x9038, 0xffffffff, 0x00000100,
735         0x903c, 0xffffffff, 0x00000100,
736         0xad80, 0xffffffff, 0x00000100,
737         0xac54, 0xffffffff, 0x00000100,
738         0x897c, 0xffffffff, 0x06000100,
739         0x9868, 0xffffffff, 0x00000100,
740         0x9510, 0xffffffff, 0x00000100,
741         0xaf04, 0xffffffff, 0x00000100,
742         0xae04, 0xffffffff, 0x00000100,
743         0x949c, 0xffffffff, 0x00000100,
744         0x802c, 0xffffffff, 0xe0000000,
745         0x9160, 0xffffffff, 0x00010000,
746         0x9164, 0xffffffff, 0x00030002,
747         0x9168, 0xffffffff, 0x00040007,
748         0x916c, 0xffffffff, 0x00060005,
749         0x9170, 0xffffffff, 0x00090008,
750         0x9174, 0xffffffff, 0x00020001,
751         0x9178, 0xffffffff, 0x00040003,
752         0x917c, 0xffffffff, 0x00000007,
753         0x9180, 0xffffffff, 0x00060005,
754         0x9184, 0xffffffff, 0x00090008,
755         0x9188, 0xffffffff, 0x00030002,
756         0x918c, 0xffffffff, 0x00050004,
757         0x9190, 0xffffffff, 0x00000008,
758         0x9194, 0xffffffff, 0x00070006,
759         0x9198, 0xffffffff, 0x000a0009,
760         0x919c, 0xffffffff, 0x00040003,
761         0x91a0, 0xffffffff, 0x00060005,
762         0x91a4, 0xffffffff, 0x00000009,
763         0x91a8, 0xffffffff, 0x00080007,
764         0x91ac, 0xffffffff, 0x000b000a,
765         0x91b0, 0xffffffff, 0x00050004,
766         0x91b4, 0xffffffff, 0x00070006,
767         0x91b8, 0xffffffff, 0x0008000b,
768         0x91bc, 0xffffffff, 0x000a0009,
769         0x91c0, 0xffffffff, 0x000d000c,
770         0x9200, 0xffffffff, 0x00090008,
771         0x9204, 0xffffffff, 0x000b000a,
772         0x9208, 0xffffffff, 0x000c000f,
773         0x920c, 0xffffffff, 0x000e000d,
774         0x9210, 0xffffffff, 0x00110010,
775         0x9214, 0xffffffff, 0x000a0009,
776         0x9218, 0xffffffff, 0x000c000b,
777         0x921c, 0xffffffff, 0x0000000f,
778         0x9220, 0xffffffff, 0x000e000d,
779         0x9224, 0xffffffff, 0x00110010,
780         0x9228, 0xffffffff, 0x000b000a,
781         0x922c, 0xffffffff, 0x000d000c,
782         0x9230, 0xffffffff, 0x00000010,
783         0x9234, 0xffffffff, 0x000f000e,
784         0x9238, 0xffffffff, 0x00120011,
785         0x923c, 0xffffffff, 0x000c000b,
786         0x9240, 0xffffffff, 0x000e000d,
787         0x9244, 0xffffffff, 0x00000011,
788         0x9248, 0xffffffff, 0x0010000f,
789         0x924c, 0xffffffff, 0x00130012,
790         0x9250, 0xffffffff, 0x000d000c,
791         0x9254, 0xffffffff, 0x000f000e,
792         0x9258, 0xffffffff, 0x00100013,
793         0x925c, 0xffffffff, 0x00120011,
794         0x9260, 0xffffffff, 0x00150014,
795         0x9150, 0xffffffff, 0x96940200,
796         0x8708, 0xffffffff, 0x00900100,
797         0xc478, 0xffffffff, 0x00000080,
798         0xc404, 0xffffffff, 0x0020003f,
799         0x30, 0xffffffff, 0x0000001c,
800         0x34, 0x000f0000, 0x000f0000,
801         0x160c, 0xffffffff, 0x00000100,
802         0x1024, 0xffffffff, 0x00000100,
803         0x102c, 0x00000101, 0x00000000,
804         0x20a8, 0xffffffff, 0x00000104,
805         0x55e4, 0xff000fff, 0x00000100,
806         0x55e8, 0x00000001, 0x00000001,
807         0x2f50, 0x00000001, 0x00000001,
808         0x30cc, 0xc0000fff, 0x00000104,
809         0xc1e4, 0x00000001, 0x00000001,
810         0xd0c0, 0xfffffff0, 0x00000100,
811         0xd8c0, 0xfffffff0, 0x00000100
812 };
813
814 static const u32 verde_mgcg_cgcg_init[] =
815 {
816         0xc400, 0xffffffff, 0xfffffffc,
817         0x802c, 0xffffffff, 0xe0000000,
818         0x9a60, 0xffffffff, 0x00000100,
819         0x92a4, 0xffffffff, 0x00000100,
820         0xc164, 0xffffffff, 0x00000100,
821         0x9774, 0xffffffff, 0x00000100,
822         0x8984, 0xffffffff, 0x06000100,
823         0x8a18, 0xffffffff, 0x00000100,
824         0x92a0, 0xffffffff, 0x00000100,
825         0xc380, 0xffffffff, 0x00000100,
826         0x8b28, 0xffffffff, 0x00000100,
827         0x9144, 0xffffffff, 0x00000100,
828         0x8d88, 0xffffffff, 0x00000100,
829         0x8d8c, 0xffffffff, 0x00000100,
830         0x9030, 0xffffffff, 0x00000100,
831         0x9034, 0xffffffff, 0x00000100,
832         0x9038, 0xffffffff, 0x00000100,
833         0x903c, 0xffffffff, 0x00000100,
834         0xad80, 0xffffffff, 0x00000100,
835         0xac54, 0xffffffff, 0x00000100,
836         0x897c, 0xffffffff, 0x06000100,
837         0x9868, 0xffffffff, 0x00000100,
838         0x9510, 0xffffffff, 0x00000100,
839         0xaf04, 0xffffffff, 0x00000100,
840         0xae04, 0xffffffff, 0x00000100,
841         0x949c, 0xffffffff, 0x00000100,
842         0x802c, 0xffffffff, 0xe0000000,
843         0x9160, 0xffffffff, 0x00010000,
844         0x9164, 0xffffffff, 0x00030002,
845         0x9168, 0xffffffff, 0x00040007,
846         0x916c, 0xffffffff, 0x00060005,
847         0x9170, 0xffffffff, 0x00090008,
848         0x9174, 0xffffffff, 0x00020001,
849         0x9178, 0xffffffff, 0x00040003,
850         0x917c, 0xffffffff, 0x00000007,
851         0x9180, 0xffffffff, 0x00060005,
852         0x9184, 0xffffffff, 0x00090008,
853         0x9188, 0xffffffff, 0x00030002,
854         0x918c, 0xffffffff, 0x00050004,
855         0x9190, 0xffffffff, 0x00000008,
856         0x9194, 0xffffffff, 0x00070006,
857         0x9198, 0xffffffff, 0x000a0009,
858         0x919c, 0xffffffff, 0x00040003,
859         0x91a0, 0xffffffff, 0x00060005,
860         0x91a4, 0xffffffff, 0x00000009,
861         0x91a8, 0xffffffff, 0x00080007,
862         0x91ac, 0xffffffff, 0x000b000a,
863         0x91b0, 0xffffffff, 0x00050004,
864         0x91b4, 0xffffffff, 0x00070006,
865         0x91b8, 0xffffffff, 0x0008000b,
866         0x91bc, 0xffffffff, 0x000a0009,
867         0x91c0, 0xffffffff, 0x000d000c,
868         0x9200, 0xffffffff, 0x00090008,
869         0x9204, 0xffffffff, 0x000b000a,
870         0x9208, 0xffffffff, 0x000c000f,
871         0x920c, 0xffffffff, 0x000e000d,
872         0x9210, 0xffffffff, 0x00110010,
873         0x9214, 0xffffffff, 0x000a0009,
874         0x9218, 0xffffffff, 0x000c000b,
875         0x921c, 0xffffffff, 0x0000000f,
876         0x9220, 0xffffffff, 0x000e000d,
877         0x9224, 0xffffffff, 0x00110010,
878         0x9228, 0xffffffff, 0x000b000a,
879         0x922c, 0xffffffff, 0x000d000c,
880         0x9230, 0xffffffff, 0x00000010,
881         0x9234, 0xffffffff, 0x000f000e,
882         0x9238, 0xffffffff, 0x00120011,
883         0x923c, 0xffffffff, 0x000c000b,
884         0x9240, 0xffffffff, 0x000e000d,
885         0x9244, 0xffffffff, 0x00000011,
886         0x9248, 0xffffffff, 0x0010000f,
887         0x924c, 0xffffffff, 0x00130012,
888         0x9250, 0xffffffff, 0x000d000c,
889         0x9254, 0xffffffff, 0x000f000e,
890         0x9258, 0xffffffff, 0x00100013,
891         0x925c, 0xffffffff, 0x00120011,
892         0x9260, 0xffffffff, 0x00150014,
893         0x9150, 0xffffffff, 0x96940200,
894         0x8708, 0xffffffff, 0x00900100,
895         0xc478, 0xffffffff, 0x00000080,
896         0xc404, 0xffffffff, 0x0020003f,
897         0x30, 0xffffffff, 0x0000001c,
898         0x34, 0x000f0000, 0x000f0000,
899         0x160c, 0xffffffff, 0x00000100,
900         0x1024, 0xffffffff, 0x00000100,
901         0x102c, 0x00000101, 0x00000000,
902         0x20a8, 0xffffffff, 0x00000104,
903         0x264c, 0x000c0000, 0x000c0000,
904         0x2648, 0x000c0000, 0x000c0000,
905         0x55e4, 0xff000fff, 0x00000100,
906         0x55e8, 0x00000001, 0x00000001,
907         0x2f50, 0x00000001, 0x00000001,
908         0x30cc, 0xc0000fff, 0x00000104,
909         0xc1e4, 0x00000001, 0x00000001,
910         0xd0c0, 0xfffffff0, 0x00000100,
911         0xd8c0, 0xfffffff0, 0x00000100
912 };
913
914 static const u32 oland_mgcg_cgcg_init[] =
915 {
916         0xc400, 0xffffffff, 0xfffffffc,
917         0x802c, 0xffffffff, 0xe0000000,
918         0x9a60, 0xffffffff, 0x00000100,
919         0x92a4, 0xffffffff, 0x00000100,
920         0xc164, 0xffffffff, 0x00000100,
921         0x9774, 0xffffffff, 0x00000100,
922         0x8984, 0xffffffff, 0x06000100,
923         0x8a18, 0xffffffff, 0x00000100,
924         0x92a0, 0xffffffff, 0x00000100,
925         0xc380, 0xffffffff, 0x00000100,
926         0x8b28, 0xffffffff, 0x00000100,
927         0x9144, 0xffffffff, 0x00000100,
928         0x8d88, 0xffffffff, 0x00000100,
929         0x8d8c, 0xffffffff, 0x00000100,
930         0x9030, 0xffffffff, 0x00000100,
931         0x9034, 0xffffffff, 0x00000100,
932         0x9038, 0xffffffff, 0x00000100,
933         0x903c, 0xffffffff, 0x00000100,
934         0xad80, 0xffffffff, 0x00000100,
935         0xac54, 0xffffffff, 0x00000100,
936         0x897c, 0xffffffff, 0x06000100,
937         0x9868, 0xffffffff, 0x00000100,
938         0x9510, 0xffffffff, 0x00000100,
939         0xaf04, 0xffffffff, 0x00000100,
940         0xae04, 0xffffffff, 0x00000100,
941         0x949c, 0xffffffff, 0x00000100,
942         0x802c, 0xffffffff, 0xe0000000,
943         0x9160, 0xffffffff, 0x00010000,
944         0x9164, 0xffffffff, 0x00030002,
945         0x9168, 0xffffffff, 0x00040007,
946         0x916c, 0xffffffff, 0x00060005,
947         0x9170, 0xffffffff, 0x00090008,
948         0x9174, 0xffffffff, 0x00020001,
949         0x9178, 0xffffffff, 0x00040003,
950         0x917c, 0xffffffff, 0x00000007,
951         0x9180, 0xffffffff, 0x00060005,
952         0x9184, 0xffffffff, 0x00090008,
953         0x9188, 0xffffffff, 0x00030002,
954         0x918c, 0xffffffff, 0x00050004,
955         0x9190, 0xffffffff, 0x00000008,
956         0x9194, 0xffffffff, 0x00070006,
957         0x9198, 0xffffffff, 0x000a0009,
958         0x919c, 0xffffffff, 0x00040003,
959         0x91a0, 0xffffffff, 0x00060005,
960         0x91a4, 0xffffffff, 0x00000009,
961         0x91a8, 0xffffffff, 0x00080007,
962         0x91ac, 0xffffffff, 0x000b000a,
963         0x91b0, 0xffffffff, 0x00050004,
964         0x91b4, 0xffffffff, 0x00070006,
965         0x91b8, 0xffffffff, 0x0008000b,
966         0x91bc, 0xffffffff, 0x000a0009,
967         0x91c0, 0xffffffff, 0x000d000c,
968         0x91c4, 0xffffffff, 0x00060005,
969         0x91c8, 0xffffffff, 0x00080007,
970         0x91cc, 0xffffffff, 0x0000000b,
971         0x91d0, 0xffffffff, 0x000a0009,
972         0x91d4, 0xffffffff, 0x000d000c,
973         0x9150, 0xffffffff, 0x96940200,
974         0x8708, 0xffffffff, 0x00900100,
975         0xc478, 0xffffffff, 0x00000080,
976         0xc404, 0xffffffff, 0x0020003f,
977         0x30, 0xffffffff, 0x0000001c,
978         0x34, 0x000f0000, 0x000f0000,
979         0x160c, 0xffffffff, 0x00000100,
980         0x1024, 0xffffffff, 0x00000100,
981         0x102c, 0x00000101, 0x00000000,
982         0x20a8, 0xffffffff, 0x00000104,
983         0x264c, 0x000c0000, 0x000c0000,
984         0x2648, 0x000c0000, 0x000c0000,
985         0x55e4, 0xff000fff, 0x00000100,
986         0x55e8, 0x00000001, 0x00000001,
987         0x2f50, 0x00000001, 0x00000001,
988         0x30cc, 0xc0000fff, 0x00000104,
989         0xc1e4, 0x00000001, 0x00000001,
990         0xd0c0, 0xfffffff0, 0x00000100,
991         0xd8c0, 0xfffffff0, 0x00000100
992 };
993
994 static const u32 hainan_mgcg_cgcg_init[] =
995 {
996         0xc400, 0xffffffff, 0xfffffffc,
997         0x802c, 0xffffffff, 0xe0000000,
998         0x9a60, 0xffffffff, 0x00000100,
999         0x92a4, 0xffffffff, 0x00000100,
1000         0xc164, 0xffffffff, 0x00000100,
1001         0x9774, 0xffffffff, 0x00000100,
1002         0x8984, 0xffffffff, 0x06000100,
1003         0x8a18, 0xffffffff, 0x00000100,
1004         0x92a0, 0xffffffff, 0x00000100,
1005         0xc380, 0xffffffff, 0x00000100,
1006         0x8b28, 0xffffffff, 0x00000100,
1007         0x9144, 0xffffffff, 0x00000100,
1008         0x8d88, 0xffffffff, 0x00000100,
1009         0x8d8c, 0xffffffff, 0x00000100,
1010         0x9030, 0xffffffff, 0x00000100,
1011         0x9034, 0xffffffff, 0x00000100,
1012         0x9038, 0xffffffff, 0x00000100,
1013         0x903c, 0xffffffff, 0x00000100,
1014         0xad80, 0xffffffff, 0x00000100,
1015         0xac54, 0xffffffff, 0x00000100,
1016         0x897c, 0xffffffff, 0x06000100,
1017         0x9868, 0xffffffff, 0x00000100,
1018         0x9510, 0xffffffff, 0x00000100,
1019         0xaf04, 0xffffffff, 0x00000100,
1020         0xae04, 0xffffffff, 0x00000100,
1021         0x949c, 0xffffffff, 0x00000100,
1022         0x802c, 0xffffffff, 0xe0000000,
1023         0x9160, 0xffffffff, 0x00010000,
1024         0x9164, 0xffffffff, 0x00030002,
1025         0x9168, 0xffffffff, 0x00040007,
1026         0x916c, 0xffffffff, 0x00060005,
1027         0x9170, 0xffffffff, 0x00090008,
1028         0x9174, 0xffffffff, 0x00020001,
1029         0x9178, 0xffffffff, 0x00040003,
1030         0x917c, 0xffffffff, 0x00000007,
1031         0x9180, 0xffffffff, 0x00060005,
1032         0x9184, 0xffffffff, 0x00090008,
1033         0x9188, 0xffffffff, 0x00030002,
1034         0x918c, 0xffffffff, 0x00050004,
1035         0x9190, 0xffffffff, 0x00000008,
1036         0x9194, 0xffffffff, 0x00070006,
1037         0x9198, 0xffffffff, 0x000a0009,
1038         0x919c, 0xffffffff, 0x00040003,
1039         0x91a0, 0xffffffff, 0x00060005,
1040         0x91a4, 0xffffffff, 0x00000009,
1041         0x91a8, 0xffffffff, 0x00080007,
1042         0x91ac, 0xffffffff, 0x000b000a,
1043         0x91b0, 0xffffffff, 0x00050004,
1044         0x91b4, 0xffffffff, 0x00070006,
1045         0x91b8, 0xffffffff, 0x0008000b,
1046         0x91bc, 0xffffffff, 0x000a0009,
1047         0x91c0, 0xffffffff, 0x000d000c,
1048         0x91c4, 0xffffffff, 0x00060005,
1049         0x91c8, 0xffffffff, 0x00080007,
1050         0x91cc, 0xffffffff, 0x0000000b,
1051         0x91d0, 0xffffffff, 0x000a0009,
1052         0x91d4, 0xffffffff, 0x000d000c,
1053         0x9150, 0xffffffff, 0x96940200,
1054         0x8708, 0xffffffff, 0x00900100,
1055         0xc478, 0xffffffff, 0x00000080,
1056         0xc404, 0xffffffff, 0x0020003f,
1057         0x30, 0xffffffff, 0x0000001c,
1058         0x34, 0x000f0000, 0x000f0000,
1059         0x160c, 0xffffffff, 0x00000100,
1060         0x1024, 0xffffffff, 0x00000100,
1061         0x20a8, 0xffffffff, 0x00000104,
1062         0x264c, 0x000c0000, 0x000c0000,
1063         0x2648, 0x000c0000, 0x000c0000,
1064         0x2f50, 0x00000001, 0x00000001,
1065         0x30cc, 0xc0000fff, 0x00000104,
1066         0xc1e4, 0x00000001, 0x00000001,
1067         0xd0c0, 0xfffffff0, 0x00000100,
1068         0xd8c0, 0xfffffff0, 0x00000100
1069 };
1070
1071 static u32 verde_pg_init[] =
1072 {
1073         0x353c, 0xffffffff, 0x40000,
1074         0x3538, 0xffffffff, 0x200010ff,
1075         0x353c, 0xffffffff, 0x0,
1076         0x353c, 0xffffffff, 0x0,
1077         0x353c, 0xffffffff, 0x0,
1078         0x353c, 0xffffffff, 0x0,
1079         0x353c, 0xffffffff, 0x0,
1080         0x353c, 0xffffffff, 0x7007,
1081         0x3538, 0xffffffff, 0x300010ff,
1082         0x353c, 0xffffffff, 0x0,
1083         0x353c, 0xffffffff, 0x0,
1084         0x353c, 0xffffffff, 0x0,
1085         0x353c, 0xffffffff, 0x0,
1086         0x353c, 0xffffffff, 0x0,
1087         0x353c, 0xffffffff, 0x400000,
1088         0x3538, 0xffffffff, 0x100010ff,
1089         0x353c, 0xffffffff, 0x0,
1090         0x353c, 0xffffffff, 0x0,
1091         0x353c, 0xffffffff, 0x0,
1092         0x353c, 0xffffffff, 0x0,
1093         0x353c, 0xffffffff, 0x0,
1094         0x353c, 0xffffffff, 0x120200,
1095         0x3538, 0xffffffff, 0x500010ff,
1096         0x353c, 0xffffffff, 0x0,
1097         0x353c, 0xffffffff, 0x0,
1098         0x353c, 0xffffffff, 0x0,
1099         0x353c, 0xffffffff, 0x0,
1100         0x353c, 0xffffffff, 0x0,
1101         0x353c, 0xffffffff, 0x1e1e16,
1102         0x3538, 0xffffffff, 0x600010ff,
1103         0x353c, 0xffffffff, 0x0,
1104         0x353c, 0xffffffff, 0x0,
1105         0x353c, 0xffffffff, 0x0,
1106         0x353c, 0xffffffff, 0x0,
1107         0x353c, 0xffffffff, 0x0,
1108         0x353c, 0xffffffff, 0x171f1e,
1109         0x3538, 0xffffffff, 0x700010ff,
1110         0x353c, 0xffffffff, 0x0,
1111         0x353c, 0xffffffff, 0x0,
1112         0x353c, 0xffffffff, 0x0,
1113         0x353c, 0xffffffff, 0x0,
1114         0x353c, 0xffffffff, 0x0,
1115         0x353c, 0xffffffff, 0x0,
1116         0x3538, 0xffffffff, 0x9ff,
1117         0x3500, 0xffffffff, 0x0,
1118         0x3504, 0xffffffff, 0x10000800,
1119         0x3504, 0xffffffff, 0xf,
1120         0x3504, 0xffffffff, 0xf,
1121         0x3500, 0xffffffff, 0x4,
1122         0x3504, 0xffffffff, 0x1000051e,
1123         0x3504, 0xffffffff, 0xffff,
1124         0x3504, 0xffffffff, 0xffff,
1125         0x3500, 0xffffffff, 0x8,
1126         0x3504, 0xffffffff, 0x80500,
1127         0x3500, 0xffffffff, 0x12,
1128         0x3504, 0xffffffff, 0x9050c,
1129         0x3500, 0xffffffff, 0x1d,
1130         0x3504, 0xffffffff, 0xb052c,
1131         0x3500, 0xffffffff, 0x2a,
1132         0x3504, 0xffffffff, 0x1053e,
1133         0x3500, 0xffffffff, 0x2d,
1134         0x3504, 0xffffffff, 0x10546,
1135         0x3500, 0xffffffff, 0x30,
1136         0x3504, 0xffffffff, 0xa054e,
1137         0x3500, 0xffffffff, 0x3c,
1138         0x3504, 0xffffffff, 0x1055f,
1139         0x3500, 0xffffffff, 0x3f,
1140         0x3504, 0xffffffff, 0x10567,
1141         0x3500, 0xffffffff, 0x42,
1142         0x3504, 0xffffffff, 0x1056f,
1143         0x3500, 0xffffffff, 0x45,
1144         0x3504, 0xffffffff, 0x10572,
1145         0x3500, 0xffffffff, 0x48,
1146         0x3504, 0xffffffff, 0x20575,
1147         0x3500, 0xffffffff, 0x4c,
1148         0x3504, 0xffffffff, 0x190801,
1149         0x3500, 0xffffffff, 0x67,
1150         0x3504, 0xffffffff, 0x1082a,
1151         0x3500, 0xffffffff, 0x6a,
1152         0x3504, 0xffffffff, 0x1b082d,
1153         0x3500, 0xffffffff, 0x87,
1154         0x3504, 0xffffffff, 0x310851,
1155         0x3500, 0xffffffff, 0xba,
1156         0x3504, 0xffffffff, 0x891,
1157         0x3500, 0xffffffff, 0xbc,
1158         0x3504, 0xffffffff, 0x893,
1159         0x3500, 0xffffffff, 0xbe,
1160         0x3504, 0xffffffff, 0x20895,
1161         0x3500, 0xffffffff, 0xc2,
1162         0x3504, 0xffffffff, 0x20899,
1163         0x3500, 0xffffffff, 0xc6,
1164         0x3504, 0xffffffff, 0x2089d,
1165         0x3500, 0xffffffff, 0xca,
1166         0x3504, 0xffffffff, 0x8a1,
1167         0x3500, 0xffffffff, 0xcc,
1168         0x3504, 0xffffffff, 0x8a3,
1169         0x3500, 0xffffffff, 0xce,
1170         0x3504, 0xffffffff, 0x308a5,
1171         0x3500, 0xffffffff, 0xd3,
1172         0x3504, 0xffffffff, 0x6d08cd,
1173         0x3500, 0xffffffff, 0x142,
1174         0x3504, 0xffffffff, 0x2000095a,
1175         0x3504, 0xffffffff, 0x1,
1176         0x3500, 0xffffffff, 0x144,
1177         0x3504, 0xffffffff, 0x301f095b,
1178         0x3500, 0xffffffff, 0x165,
1179         0x3504, 0xffffffff, 0xc094d,
1180         0x3500, 0xffffffff, 0x173,
1181         0x3504, 0xffffffff, 0xf096d,
1182         0x3500, 0xffffffff, 0x184,
1183         0x3504, 0xffffffff, 0x15097f,
1184         0x3500, 0xffffffff, 0x19b,
1185         0x3504, 0xffffffff, 0xc0998,
1186         0x3500, 0xffffffff, 0x1a9,
1187         0x3504, 0xffffffff, 0x409a7,
1188         0x3500, 0xffffffff, 0x1af,
1189         0x3504, 0xffffffff, 0xcdc,
1190         0x3500, 0xffffffff, 0x1b1,
1191         0x3504, 0xffffffff, 0x800,
1192         0x3508, 0xffffffff, 0x6c9b2000,
1193         0x3510, 0xfc00, 0x2000,
1194         0x3544, 0xffffffff, 0xfc0,
1195         0x28d4, 0x00000100, 0x100
1196 };
1197
1198 static void si_init_golden_registers(struct radeon_device *rdev)
1199 {
1200         switch (rdev->family) {
1201         case CHIP_TAHITI:
1202                 radeon_program_register_sequence(rdev,
1203                                                  tahiti_golden_registers,
1204                                                  (const u32)ARRAY_SIZE(tahiti_golden_registers));
1205                 radeon_program_register_sequence(rdev,
1206                                                  tahiti_golden_rlc_registers,
1207                                                  (const u32)ARRAY_SIZE(tahiti_golden_rlc_registers));
1208                 radeon_program_register_sequence(rdev,
1209                                                  tahiti_mgcg_cgcg_init,
1210                                                  (const u32)ARRAY_SIZE(tahiti_mgcg_cgcg_init));
1211                 radeon_program_register_sequence(rdev,
1212                                                  tahiti_golden_registers2,
1213                                                  (const u32)ARRAY_SIZE(tahiti_golden_registers2));
1214                 break;
1215         case CHIP_PITCAIRN:
1216                 radeon_program_register_sequence(rdev,
1217                                                  pitcairn_golden_registers,
1218                                                  (const u32)ARRAY_SIZE(pitcairn_golden_registers));
1219                 radeon_program_register_sequence(rdev,
1220                                                  pitcairn_golden_rlc_registers,
1221                                                  (const u32)ARRAY_SIZE(pitcairn_golden_rlc_registers));
1222                 radeon_program_register_sequence(rdev,
1223                                                  pitcairn_mgcg_cgcg_init,
1224                                                  (const u32)ARRAY_SIZE(pitcairn_mgcg_cgcg_init));
1225                 break;
1226         case CHIP_VERDE:
1227                 radeon_program_register_sequence(rdev,
1228                                                  verde_golden_registers,
1229                                                  (const u32)ARRAY_SIZE(verde_golden_registers));
1230                 radeon_program_register_sequence(rdev,
1231                                                  verde_golden_rlc_registers,
1232                                                  (const u32)ARRAY_SIZE(verde_golden_rlc_registers));
1233                 radeon_program_register_sequence(rdev,
1234                                                  verde_mgcg_cgcg_init,
1235                                                  (const u32)ARRAY_SIZE(verde_mgcg_cgcg_init));
1236                 radeon_program_register_sequence(rdev,
1237                                                  verde_pg_init,
1238                                                  (const u32)ARRAY_SIZE(verde_pg_init));
1239                 break;
1240         case CHIP_OLAND:
1241                 radeon_program_register_sequence(rdev,
1242                                                  oland_golden_registers,
1243                                                  (const u32)ARRAY_SIZE(oland_golden_registers));
1244                 radeon_program_register_sequence(rdev,
1245                                                  oland_golden_rlc_registers,
1246                                                  (const u32)ARRAY_SIZE(oland_golden_rlc_registers));
1247                 radeon_program_register_sequence(rdev,
1248                                                  oland_mgcg_cgcg_init,
1249                                                  (const u32)ARRAY_SIZE(oland_mgcg_cgcg_init));
1250                 break;
1251         case CHIP_HAINAN:
1252                 radeon_program_register_sequence(rdev,
1253                                                  hainan_golden_registers,
1254                                                  (const u32)ARRAY_SIZE(hainan_golden_registers));
1255                 radeon_program_register_sequence(rdev,
1256                                                  hainan_golden_registers2,
1257                                                  (const u32)ARRAY_SIZE(hainan_golden_registers2));
1258                 radeon_program_register_sequence(rdev,
1259                                                  hainan_mgcg_cgcg_init,
1260                                                  (const u32)ARRAY_SIZE(hainan_mgcg_cgcg_init));
1261                 break;
1262         default:
1263                 break;
1264         }
1265 }
1266
1267 /**
1268  * si_get_allowed_info_register - fetch the register for the info ioctl
1269  *
1270  * @rdev: radeon_device pointer
1271  * @reg: register offset in bytes
1272  * @val: register value
1273  *
1274  * Returns 0 for success or -EINVAL for an invalid register
1275  *
1276  */
1277 int si_get_allowed_info_register(struct radeon_device *rdev,
1278                                  u32 reg, u32 *val)
1279 {
1280         switch (reg) {
1281         case GRBM_STATUS:
1282         case GRBM_STATUS2:
1283         case GRBM_STATUS_SE0:
1284         case GRBM_STATUS_SE1:
1285         case SRBM_STATUS:
1286         case SRBM_STATUS2:
1287         case (DMA_STATUS_REG + DMA0_REGISTER_OFFSET):
1288         case (DMA_STATUS_REG + DMA1_REGISTER_OFFSET):
1289         case UVD_STATUS:
1290                 *val = RREG32(reg);
1291                 return 0;
1292         default:
1293                 return -EINVAL;
1294         }
1295 }
1296
1297 #define PCIE_BUS_CLK                10000
1298 #define TCLK                        (PCIE_BUS_CLK / 10)
1299
1300 /**
1301  * si_get_xclk - get the xclk
1302  *
1303  * @rdev: radeon_device pointer
1304  *
1305  * Returns the reference clock used by the gfx engine
1306  * (SI).
1307  */
1308 u32 si_get_xclk(struct radeon_device *rdev)
1309 {
1310         u32 reference_clock = rdev->clock.spll.reference_freq;
1311         u32 tmp;
1312
1313         tmp = RREG32(CG_CLKPIN_CNTL_2);
1314         if (tmp & MUX_TCLK_TO_XCLK)
1315                 return TCLK;
1316
1317         tmp = RREG32(CG_CLKPIN_CNTL);
1318         if (tmp & XTALIN_DIVIDE)
1319                 return reference_clock / 4;
1320
1321         return reference_clock;
1322 }
1323
1324 /* get temperature in millidegrees */
1325 int si_get_temp(struct radeon_device *rdev)
1326 {
1327         u32 temp;
1328         int actual_temp = 0;
1329
1330         temp = (RREG32(CG_MULT_THERMAL_STATUS) & CTF_TEMP_MASK) >>
1331                 CTF_TEMP_SHIFT;
1332
1333         if (temp & 0x200)
1334                 actual_temp = 255;
1335         else
1336                 actual_temp = temp & 0x1ff;
1337
1338         actual_temp = (actual_temp * 1000);
1339
1340         return actual_temp;
1341 }
1342
1343 #define TAHITI_IO_MC_REGS_SIZE 36
1344
1345 static const u32 tahiti_io_mc_regs[TAHITI_IO_MC_REGS_SIZE][2] = {
1346         {0x0000006f, 0x03044000},
1347         {0x00000070, 0x0480c018},
1348         {0x00000071, 0x00000040},
1349         {0x00000072, 0x01000000},
1350         {0x00000074, 0x000000ff},
1351         {0x00000075, 0x00143400},
1352         {0x00000076, 0x08ec0800},
1353         {0x00000077, 0x040000cc},
1354         {0x00000079, 0x00000000},
1355         {0x0000007a, 0x21000409},
1356         {0x0000007c, 0x00000000},
1357         {0x0000007d, 0xe8000000},
1358         {0x0000007e, 0x044408a8},
1359         {0x0000007f, 0x00000003},
1360         {0x00000080, 0x00000000},
1361         {0x00000081, 0x01000000},
1362         {0x00000082, 0x02000000},
1363         {0x00000083, 0x00000000},
1364         {0x00000084, 0xe3f3e4f4},
1365         {0x00000085, 0x00052024},
1366         {0x00000087, 0x00000000},
1367         {0x00000088, 0x66036603},
1368         {0x00000089, 0x01000000},
1369         {0x0000008b, 0x1c0a0000},
1370         {0x0000008c, 0xff010000},
1371         {0x0000008e, 0xffffefff},
1372         {0x0000008f, 0xfff3efff},
1373         {0x00000090, 0xfff3efbf},
1374         {0x00000094, 0x00101101},
1375         {0x00000095, 0x00000fff},
1376         {0x00000096, 0x00116fff},
1377         {0x00000097, 0x60010000},
1378         {0x00000098, 0x10010000},
1379         {0x00000099, 0x00006000},
1380         {0x0000009a, 0x00001000},
1381         {0x0000009f, 0x00a77400}
1382 };
1383
1384 static const u32 pitcairn_io_mc_regs[TAHITI_IO_MC_REGS_SIZE][2] = {
1385         {0x0000006f, 0x03044000},
1386         {0x00000070, 0x0480c018},
1387         {0x00000071, 0x00000040},
1388         {0x00000072, 0x01000000},
1389         {0x00000074, 0x000000ff},
1390         {0x00000075, 0x00143400},
1391         {0x00000076, 0x08ec0800},
1392         {0x00000077, 0x040000cc},
1393         {0x00000079, 0x00000000},
1394         {0x0000007a, 0x21000409},
1395         {0x0000007c, 0x00000000},
1396         {0x0000007d, 0xe8000000},
1397         {0x0000007e, 0x044408a8},
1398         {0x0000007f, 0x00000003},
1399         {0x00000080, 0x00000000},
1400         {0x00000081, 0x01000000},
1401         {0x00000082, 0x02000000},
1402         {0x00000083, 0x00000000},
1403         {0x00000084, 0xe3f3e4f4},
1404         {0x00000085, 0x00052024},
1405         {0x00000087, 0x00000000},
1406         {0x00000088, 0x66036603},
1407         {0x00000089, 0x01000000},
1408         {0x0000008b, 0x1c0a0000},
1409         {0x0000008c, 0xff010000},
1410         {0x0000008e, 0xffffefff},
1411         {0x0000008f, 0xfff3efff},
1412         {0x00000090, 0xfff3efbf},
1413         {0x00000094, 0x00101101},
1414         {0x00000095, 0x00000fff},
1415         {0x00000096, 0x00116fff},
1416         {0x00000097, 0x60010000},
1417         {0x00000098, 0x10010000},
1418         {0x00000099, 0x00006000},
1419         {0x0000009a, 0x00001000},
1420         {0x0000009f, 0x00a47400}
1421 };
1422
1423 static const u32 verde_io_mc_regs[TAHITI_IO_MC_REGS_SIZE][2] = {
1424         {0x0000006f, 0x03044000},
1425         {0x00000070, 0x0480c018},
1426         {0x00000071, 0x00000040},
1427         {0x00000072, 0x01000000},
1428         {0x00000074, 0x000000ff},
1429         {0x00000075, 0x00143400},
1430         {0x00000076, 0x08ec0800},
1431         {0x00000077, 0x040000cc},
1432         {0x00000079, 0x00000000},
1433         {0x0000007a, 0x21000409},
1434         {0x0000007c, 0x00000000},
1435         {0x0000007d, 0xe8000000},
1436         {0x0000007e, 0x044408a8},
1437         {0x0000007f, 0x00000003},
1438         {0x00000080, 0x00000000},
1439         {0x00000081, 0x01000000},
1440         {0x00000082, 0x02000000},
1441         {0x00000083, 0x00000000},
1442         {0x00000084, 0xe3f3e4f4},
1443         {0x00000085, 0x00052024},
1444         {0x00000087, 0x00000000},
1445         {0x00000088, 0x66036603},
1446         {0x00000089, 0x01000000},
1447         {0x0000008b, 0x1c0a0000},
1448         {0x0000008c, 0xff010000},
1449         {0x0000008e, 0xffffefff},
1450         {0x0000008f, 0xfff3efff},
1451         {0x00000090, 0xfff3efbf},
1452         {0x00000094, 0x00101101},
1453         {0x00000095, 0x00000fff},
1454         {0x00000096, 0x00116fff},
1455         {0x00000097, 0x60010000},
1456         {0x00000098, 0x10010000},
1457         {0x00000099, 0x00006000},
1458         {0x0000009a, 0x00001000},
1459         {0x0000009f, 0x00a37400}
1460 };
1461
1462 static const u32 oland_io_mc_regs[TAHITI_IO_MC_REGS_SIZE][2] = {
1463         {0x0000006f, 0x03044000},
1464         {0x00000070, 0x0480c018},
1465         {0x00000071, 0x00000040},
1466         {0x00000072, 0x01000000},
1467         {0x00000074, 0x000000ff},
1468         {0x00000075, 0x00143400},
1469         {0x00000076, 0x08ec0800},
1470         {0x00000077, 0x040000cc},
1471         {0x00000079, 0x00000000},
1472         {0x0000007a, 0x21000409},
1473         {0x0000007c, 0x00000000},
1474         {0x0000007d, 0xe8000000},
1475         {0x0000007e, 0x044408a8},
1476         {0x0000007f, 0x00000003},
1477         {0x00000080, 0x00000000},
1478         {0x00000081, 0x01000000},
1479         {0x00000082, 0x02000000},
1480         {0x00000083, 0x00000000},
1481         {0x00000084, 0xe3f3e4f4},
1482         {0x00000085, 0x00052024},
1483         {0x00000087, 0x00000000},
1484         {0x00000088, 0x66036603},
1485         {0x00000089, 0x01000000},
1486         {0x0000008b, 0x1c0a0000},
1487         {0x0000008c, 0xff010000},
1488         {0x0000008e, 0xffffefff},
1489         {0x0000008f, 0xfff3efff},
1490         {0x00000090, 0xfff3efbf},
1491         {0x00000094, 0x00101101},
1492         {0x00000095, 0x00000fff},
1493         {0x00000096, 0x00116fff},
1494         {0x00000097, 0x60010000},
1495         {0x00000098, 0x10010000},
1496         {0x00000099, 0x00006000},
1497         {0x0000009a, 0x00001000},
1498         {0x0000009f, 0x00a17730}
1499 };
1500
1501 static const u32 hainan_io_mc_regs[TAHITI_IO_MC_REGS_SIZE][2] = {
1502         {0x0000006f, 0x03044000},
1503         {0x00000070, 0x0480c018},
1504         {0x00000071, 0x00000040},
1505         {0x00000072, 0x01000000},
1506         {0x00000074, 0x000000ff},
1507         {0x00000075, 0x00143400},
1508         {0x00000076, 0x08ec0800},
1509         {0x00000077, 0x040000cc},
1510         {0x00000079, 0x00000000},
1511         {0x0000007a, 0x21000409},
1512         {0x0000007c, 0x00000000},
1513         {0x0000007d, 0xe8000000},
1514         {0x0000007e, 0x044408a8},
1515         {0x0000007f, 0x00000003},
1516         {0x00000080, 0x00000000},
1517         {0x00000081, 0x01000000},
1518         {0x00000082, 0x02000000},
1519         {0x00000083, 0x00000000},
1520         {0x00000084, 0xe3f3e4f4},
1521         {0x00000085, 0x00052024},
1522         {0x00000087, 0x00000000},
1523         {0x00000088, 0x66036603},
1524         {0x00000089, 0x01000000},
1525         {0x0000008b, 0x1c0a0000},
1526         {0x0000008c, 0xff010000},
1527         {0x0000008e, 0xffffefff},
1528         {0x0000008f, 0xfff3efff},
1529         {0x00000090, 0xfff3efbf},
1530         {0x00000094, 0x00101101},
1531         {0x00000095, 0x00000fff},
1532         {0x00000096, 0x00116fff},
1533         {0x00000097, 0x60010000},
1534         {0x00000098, 0x10010000},
1535         {0x00000099, 0x00006000},
1536         {0x0000009a, 0x00001000},
1537         {0x0000009f, 0x00a07730}
1538 };
1539
1540 /* ucode loading */
1541 int si_mc_load_microcode(struct radeon_device *rdev)
1542 {
1543         const __be32 *fw_data = NULL;
1544         const __le32 *new_fw_data = NULL;
1545         u32 running, blackout = 0;
1546         u32 *io_mc_regs = NULL;
1547         const __le32 *new_io_mc_regs = NULL;
1548         int i, regs_size, ucode_size;
1549
1550         if (!rdev->mc_fw)
1551                 return -EINVAL;
1552
1553         if (rdev->new_fw) {
1554                 const struct mc_firmware_header_v1_0 *hdr =
1555                         (const struct mc_firmware_header_v1_0 *)rdev->mc_fw->data;
1556
1557                 radeon_ucode_print_mc_hdr(&hdr->header);
1558                 regs_size = le32_to_cpu(hdr->io_debug_size_bytes) / (4 * 2);
1559                 new_io_mc_regs = (const __le32 *)
1560                         (rdev->mc_fw->data + le32_to_cpu(hdr->io_debug_array_offset_bytes));
1561                 ucode_size = le32_to_cpu(hdr->header.ucode_size_bytes) / 4;
1562                 new_fw_data = (const __le32 *)
1563                         (rdev->mc_fw->data + le32_to_cpu(hdr->header.ucode_array_offset_bytes));
1564         } else {
1565                 ucode_size = rdev->mc_fw->size / 4;
1566
1567                 switch (rdev->family) {
1568                 case CHIP_TAHITI:
1569                         io_mc_regs = (u32 *)&tahiti_io_mc_regs;
1570                         regs_size = TAHITI_IO_MC_REGS_SIZE;
1571                         break;
1572                 case CHIP_PITCAIRN:
1573                         io_mc_regs = (u32 *)&pitcairn_io_mc_regs;
1574                         regs_size = TAHITI_IO_MC_REGS_SIZE;
1575                         break;
1576                 case CHIP_VERDE:
1577                 default:
1578                         io_mc_regs = (u32 *)&verde_io_mc_regs;
1579                         regs_size = TAHITI_IO_MC_REGS_SIZE;
1580                         break;
1581                 case CHIP_OLAND:
1582                         io_mc_regs = (u32 *)&oland_io_mc_regs;
1583                         regs_size = TAHITI_IO_MC_REGS_SIZE;
1584                         break;
1585                 case CHIP_HAINAN:
1586                         io_mc_regs = (u32 *)&hainan_io_mc_regs;
1587                         regs_size = TAHITI_IO_MC_REGS_SIZE;
1588                         break;
1589                 }
1590                 fw_data = (const __be32 *)rdev->mc_fw->data;
1591         }
1592
1593         running = RREG32(MC_SEQ_SUP_CNTL) & RUN_MASK;
1594
1595         if (running == 0) {
1596                 if (running) {
1597                         blackout = RREG32(MC_SHARED_BLACKOUT_CNTL);
1598                         WREG32(MC_SHARED_BLACKOUT_CNTL, blackout | 1);
1599                 }
1600
1601                 /* reset the engine and set to writable */
1602                 WREG32(MC_SEQ_SUP_CNTL, 0x00000008);
1603                 WREG32(MC_SEQ_SUP_CNTL, 0x00000010);
1604
1605                 /* load mc io regs */
1606                 for (i = 0; i < regs_size; i++) {
1607                         if (rdev->new_fw) {
1608                                 WREG32(MC_SEQ_IO_DEBUG_INDEX, le32_to_cpup(new_io_mc_regs++));
1609                                 WREG32(MC_SEQ_IO_DEBUG_DATA, le32_to_cpup(new_io_mc_regs++));
1610                         } else {
1611                                 WREG32(MC_SEQ_IO_DEBUG_INDEX, io_mc_regs[(i << 1)]);
1612                                 WREG32(MC_SEQ_IO_DEBUG_DATA, io_mc_regs[(i << 1) + 1]);
1613                         }
1614                 }
1615                 /* load the MC ucode */
1616                 for (i = 0; i < ucode_size; i++) {
1617                         if (rdev->new_fw)
1618                                 WREG32(MC_SEQ_SUP_PGM, le32_to_cpup(new_fw_data++));
1619                         else
1620                                 WREG32(MC_SEQ_SUP_PGM, be32_to_cpup(fw_data++));
1621                 }
1622
1623                 /* put the engine back into the active state */
1624                 WREG32(MC_SEQ_SUP_CNTL, 0x00000008);
1625                 WREG32(MC_SEQ_SUP_CNTL, 0x00000004);
1626                 WREG32(MC_SEQ_SUP_CNTL, 0x00000001);
1627
1628                 /* wait for training to complete */
1629                 for (i = 0; i < rdev->usec_timeout; i++) {
1630                         if (RREG32(MC_SEQ_TRAIN_WAKEUP_CNTL) & TRAIN_DONE_D0)
1631                                 break;
1632                         udelay(1);
1633                 }
1634                 for (i = 0; i < rdev->usec_timeout; i++) {
1635                         if (RREG32(MC_SEQ_TRAIN_WAKEUP_CNTL) & TRAIN_DONE_D1)
1636                                 break;
1637                         udelay(1);
1638                 }
1639
1640                 if (running)
1641                         WREG32(MC_SHARED_BLACKOUT_CNTL, blackout);
1642         }
1643
1644         return 0;
1645 }
1646
1647 static int si_init_microcode(struct radeon_device *rdev)
1648 {
1649         const char *chip_name;
1650         const char *new_chip_name;
1651         size_t pfp_req_size, me_req_size, ce_req_size, rlc_req_size, mc_req_size;
1652         size_t smc_req_size, mc2_req_size;
1653         char fw_name[30];
1654         int err;
1655         int new_fw = 0;
1656
1657         DRM_DEBUG("\n");
1658
1659         switch (rdev->family) {
1660         case CHIP_TAHITI:
1661                 chip_name = "TAHITI";
1662                 new_chip_name = "tahiti";
1663                 pfp_req_size = SI_PFP_UCODE_SIZE * 4;
1664                 me_req_size = SI_PM4_UCODE_SIZE * 4;
1665                 ce_req_size = SI_CE_UCODE_SIZE * 4;
1666                 rlc_req_size = SI_RLC_UCODE_SIZE * 4;
1667                 mc_req_size = SI_MC_UCODE_SIZE * 4;
1668                 mc2_req_size = TAHITI_MC_UCODE_SIZE * 4;
1669                 smc_req_size = ALIGN(TAHITI_SMC_UCODE_SIZE, 4);
1670                 break;
1671         case CHIP_PITCAIRN:
1672                 chip_name = "PITCAIRN";
1673                 new_chip_name = "pitcairn";
1674                 pfp_req_size = SI_PFP_UCODE_SIZE * 4;
1675                 me_req_size = SI_PM4_UCODE_SIZE * 4;
1676                 ce_req_size = SI_CE_UCODE_SIZE * 4;
1677                 rlc_req_size = SI_RLC_UCODE_SIZE * 4;
1678                 mc_req_size = SI_MC_UCODE_SIZE * 4;
1679                 mc2_req_size = PITCAIRN_MC_UCODE_SIZE * 4;
1680                 smc_req_size = ALIGN(PITCAIRN_SMC_UCODE_SIZE, 4);
1681                 break;
1682         case CHIP_VERDE:
1683                 chip_name = "VERDE";
1684                 new_chip_name = "verde";
1685                 pfp_req_size = SI_PFP_UCODE_SIZE * 4;
1686                 me_req_size = SI_PM4_UCODE_SIZE * 4;
1687                 ce_req_size = SI_CE_UCODE_SIZE * 4;
1688                 rlc_req_size = SI_RLC_UCODE_SIZE * 4;
1689                 mc_req_size = SI_MC_UCODE_SIZE * 4;
1690                 mc2_req_size = VERDE_MC_UCODE_SIZE * 4;
1691                 smc_req_size = ALIGN(VERDE_SMC_UCODE_SIZE, 4);
1692                 break;
1693         case CHIP_OLAND:
1694                 chip_name = "OLAND";
1695                 new_chip_name = "oland";
1696                 pfp_req_size = SI_PFP_UCODE_SIZE * 4;
1697                 me_req_size = SI_PM4_UCODE_SIZE * 4;
1698                 ce_req_size = SI_CE_UCODE_SIZE * 4;
1699                 rlc_req_size = SI_RLC_UCODE_SIZE * 4;
1700                 mc_req_size = mc2_req_size = OLAND_MC_UCODE_SIZE * 4;
1701                 smc_req_size = ALIGN(OLAND_SMC_UCODE_SIZE, 4);
1702                 break;
1703         case CHIP_HAINAN:
1704                 chip_name = "HAINAN";
1705                 new_chip_name = "hainan";
1706                 pfp_req_size = SI_PFP_UCODE_SIZE * 4;
1707                 me_req_size = SI_PM4_UCODE_SIZE * 4;
1708                 ce_req_size = SI_CE_UCODE_SIZE * 4;
1709                 rlc_req_size = SI_RLC_UCODE_SIZE * 4;
1710                 mc_req_size = mc2_req_size = OLAND_MC_UCODE_SIZE * 4;
1711                 smc_req_size = ALIGN(HAINAN_SMC_UCODE_SIZE, 4);
1712                 break;
1713         default: BUG();
1714         }
1715
1716         DRM_INFO("Loading %s Microcode\n", new_chip_name);
1717
1718         snprintf(fw_name, sizeof(fw_name), "radeon/%s_pfp.bin", new_chip_name);
1719         err = request_firmware(&rdev->pfp_fw, fw_name, rdev->dev);
1720         if (err) {
1721                 snprintf(fw_name, sizeof(fw_name), "radeon/%s_pfp.bin", chip_name);
1722                 err = request_firmware(&rdev->pfp_fw, fw_name, rdev->dev);
1723                 if (err)
1724                         goto out;
1725                 if (rdev->pfp_fw->size != pfp_req_size) {
1726                         printk(KERN_ERR
1727                                "si_cp: Bogus length %zu in firmware \"%s\"\n",
1728                                rdev->pfp_fw->size, fw_name);
1729                         err = -EINVAL;
1730                         goto out;
1731                 }
1732         } else {
1733                 err = radeon_ucode_validate(rdev->pfp_fw);
1734                 if (err) {
1735                         printk(KERN_ERR
1736                                "si_cp: validation failed for firmware \"%s\"\n",
1737                                fw_name);
1738                         goto out;
1739                 } else {
1740                         new_fw++;
1741                 }
1742         }
1743
1744         snprintf(fw_name, sizeof(fw_name), "radeon/%s_me.bin", new_chip_name);
1745         err = request_firmware(&rdev->me_fw, fw_name, rdev->dev);
1746         if (err) {
1747                 snprintf(fw_name, sizeof(fw_name), "radeon/%s_me.bin", chip_name);
1748                 err = request_firmware(&rdev->me_fw, fw_name, rdev->dev);
1749                 if (err)
1750                         goto out;
1751                 if (rdev->me_fw->size != me_req_size) {
1752                         printk(KERN_ERR
1753                                "si_cp: Bogus length %zu in firmware \"%s\"\n",
1754                                rdev->me_fw->size, fw_name);
1755                         err = -EINVAL;
1756                 }
1757         } else {
1758                 err = radeon_ucode_validate(rdev->me_fw);
1759                 if (err) {
1760                         printk(KERN_ERR
1761                                "si_cp: validation failed for firmware \"%s\"\n",
1762                                fw_name);
1763                         goto out;
1764                 } else {
1765                         new_fw++;
1766                 }
1767         }
1768
1769         snprintf(fw_name, sizeof(fw_name), "radeon/%s_ce.bin", new_chip_name);
1770         err = request_firmware(&rdev->ce_fw, fw_name, rdev->dev);
1771         if (err) {
1772                 snprintf(fw_name, sizeof(fw_name), "radeon/%s_ce.bin", chip_name);
1773                 err = request_firmware(&rdev->ce_fw, fw_name, rdev->dev);
1774                 if (err)
1775                         goto out;
1776                 if (rdev->ce_fw->size != ce_req_size) {
1777                         printk(KERN_ERR
1778                                "si_cp: Bogus length %zu in firmware \"%s\"\n",
1779                                rdev->ce_fw->size, fw_name);
1780                         err = -EINVAL;
1781                 }
1782         } else {
1783                 err = radeon_ucode_validate(rdev->ce_fw);
1784                 if (err) {
1785                         printk(KERN_ERR
1786                                "si_cp: validation failed for firmware \"%s\"\n",
1787                                fw_name);
1788                         goto out;
1789                 } else {
1790                         new_fw++;
1791                 }
1792         }
1793
1794         snprintf(fw_name, sizeof(fw_name), "radeon/%s_rlc.bin", new_chip_name);
1795         err = request_firmware(&rdev->rlc_fw, fw_name, rdev->dev);
1796         if (err) {
1797                 snprintf(fw_name, sizeof(fw_name), "radeon/%s_rlc.bin", chip_name);
1798                 err = request_firmware(&rdev->rlc_fw, fw_name, rdev->dev);
1799                 if (err)
1800                         goto out;
1801                 if (rdev->rlc_fw->size != rlc_req_size) {
1802                         printk(KERN_ERR
1803                                "si_rlc: Bogus length %zu in firmware \"%s\"\n",
1804                                rdev->rlc_fw->size, fw_name);
1805                         err = -EINVAL;
1806                 }
1807         } else {
1808                 err = radeon_ucode_validate(rdev->rlc_fw);
1809                 if (err) {
1810                         printk(KERN_ERR
1811                                "si_cp: validation failed for firmware \"%s\"\n",
1812                                fw_name);
1813                         goto out;
1814                 } else {
1815                         new_fw++;
1816                 }
1817         }
1818
1819         snprintf(fw_name, sizeof(fw_name), "radeon/%s_mc.bin", new_chip_name);
1820         err = request_firmware(&rdev->mc_fw, fw_name, rdev->dev);
1821         if (err) {
1822                 snprintf(fw_name, sizeof(fw_name), "radeon/%s_mc2.bin", chip_name);
1823                 err = request_firmware(&rdev->mc_fw, fw_name, rdev->dev);
1824                 if (err) {
1825                         snprintf(fw_name, sizeof(fw_name), "radeon/%s_mc.bin", chip_name);
1826                         err = request_firmware(&rdev->mc_fw, fw_name, rdev->dev);
1827                         if (err)
1828                                 goto out;
1829                 }
1830                 if ((rdev->mc_fw->size != mc_req_size) &&
1831                     (rdev->mc_fw->size != mc2_req_size)) {
1832                         printk(KERN_ERR
1833                                "si_mc: Bogus length %zu in firmware \"%s\"\n",
1834                                rdev->mc_fw->size, fw_name);
1835                         err = -EINVAL;
1836                 }
1837                 DRM_INFO("%s: %zu bytes\n", fw_name, rdev->mc_fw->size);
1838         } else {
1839                 err = radeon_ucode_validate(rdev->mc_fw);
1840                 if (err) {
1841                         printk(KERN_ERR
1842                                "si_cp: validation failed for firmware \"%s\"\n",
1843                                fw_name);
1844                         goto out;
1845                 } else {
1846                         new_fw++;
1847                 }
1848         }
1849
1850         snprintf(fw_name, sizeof(fw_name), "radeon/%s_smc.bin", new_chip_name);
1851         err = request_firmware(&rdev->smc_fw, fw_name, rdev->dev);
1852         if (err) {
1853                 snprintf(fw_name, sizeof(fw_name), "radeon/%s_smc.bin", chip_name);
1854                 err = request_firmware(&rdev->smc_fw, fw_name, rdev->dev);
1855                 if (err) {
1856                         printk(KERN_ERR
1857                                "smc: error loading firmware \"%s\"\n",
1858                                fw_name);
1859                         release_firmware(rdev->smc_fw);
1860                         rdev->smc_fw = NULL;
1861                         err = 0;
1862                 } else if (rdev->smc_fw->size != smc_req_size) {
1863                         printk(KERN_ERR
1864                                "si_smc: Bogus length %zu in firmware \"%s\"\n",
1865                                rdev->smc_fw->size, fw_name);
1866                         err = -EINVAL;
1867                 }
1868         } else {
1869                 err = radeon_ucode_validate(rdev->smc_fw);
1870                 if (err) {
1871                         printk(KERN_ERR
1872                                "si_cp: validation failed for firmware \"%s\"\n",
1873                                fw_name);
1874                         goto out;
1875                 } else {
1876                         new_fw++;
1877                 }
1878         }
1879
1880         if (new_fw == 0) {
1881                 rdev->new_fw = false;
1882         } else if (new_fw < 6) {
1883                 printk(KERN_ERR "si_fw: mixing new and old firmware!\n");
1884                 err = -EINVAL;
1885         } else {
1886                 rdev->new_fw = true;
1887         }
1888 out:
1889         if (err) {
1890                 if (err != -EINVAL)
1891                         printk(KERN_ERR
1892                                "si_cp: Failed to load firmware \"%s\"\n",
1893                                fw_name);
1894                 release_firmware(rdev->pfp_fw);
1895                 rdev->pfp_fw = NULL;
1896                 release_firmware(rdev->me_fw);
1897                 rdev->me_fw = NULL;
1898                 release_firmware(rdev->ce_fw);
1899                 rdev->ce_fw = NULL;
1900                 release_firmware(rdev->rlc_fw);
1901                 rdev->rlc_fw = NULL;
1902                 release_firmware(rdev->mc_fw);
1903                 rdev->mc_fw = NULL;
1904                 release_firmware(rdev->smc_fw);
1905                 rdev->smc_fw = NULL;
1906         }
1907         return err;
1908 }
1909
1910 /* watermark setup */
1911 static u32 dce6_line_buffer_adjust(struct radeon_device *rdev,
1912                                    struct radeon_crtc *radeon_crtc,
1913                                    struct drm_display_mode *mode,
1914                                    struct drm_display_mode *other_mode)
1915 {
1916         u32 tmp, buffer_alloc, i;
1917         u32 pipe_offset = radeon_crtc->crtc_id * 0x20;
1918         /*
1919          * Line Buffer Setup
1920          * There are 3 line buffers, each one shared by 2 display controllers.
1921          * DC_LB_MEMORY_SPLIT controls how that line buffer is shared between
1922          * the display controllers.  The paritioning is done via one of four
1923          * preset allocations specified in bits 21:20:
1924          *  0 - half lb
1925          *  2 - whole lb, other crtc must be disabled
1926          */
1927         /* this can get tricky if we have two large displays on a paired group
1928          * of crtcs.  Ideally for multiple large displays we'd assign them to
1929          * non-linked crtcs for maximum line buffer allocation.
1930          */
1931         if (radeon_crtc->base.enabled && mode) {
1932                 if (other_mode) {
1933                         tmp = 0; /* 1/2 */
1934                         buffer_alloc = 1;
1935                 } else {
1936                         tmp = 2; /* whole */
1937                         buffer_alloc = 2;
1938                 }
1939         } else {
1940                 tmp = 0;
1941                 buffer_alloc = 0;
1942         }
1943
1944         WREG32(DC_LB_MEMORY_SPLIT + radeon_crtc->crtc_offset,
1945                DC_LB_MEMORY_CONFIG(tmp));
1946
1947         WREG32(PIPE0_DMIF_BUFFER_CONTROL + pipe_offset,
1948                DMIF_BUFFERS_ALLOCATED(buffer_alloc));
1949         for (i = 0; i < rdev->usec_timeout; i++) {
1950                 if (RREG32(PIPE0_DMIF_BUFFER_CONTROL + pipe_offset) &
1951                     DMIF_BUFFERS_ALLOCATED_COMPLETED)
1952                         break;
1953                 udelay(1);
1954         }
1955
1956         if (radeon_crtc->base.enabled && mode) {
1957                 switch (tmp) {
1958                 case 0:
1959                 default:
1960                         return 4096 * 2;
1961                 case 2:
1962                         return 8192 * 2;
1963                 }
1964         }
1965
1966         /* controller not enabled, so no lb used */
1967         return 0;
1968 }
1969
1970 static u32 si_get_number_of_dram_channels(struct radeon_device *rdev)
1971 {
1972         u32 tmp = RREG32(MC_SHARED_CHMAP);
1973
1974         switch ((tmp & NOOFCHAN_MASK) >> NOOFCHAN_SHIFT) {
1975         case 0:
1976         default:
1977                 return 1;
1978         case 1:
1979                 return 2;
1980         case 2:
1981                 return 4;
1982         case 3:
1983                 return 8;
1984         case 4:
1985                 return 3;
1986         case 5:
1987                 return 6;
1988         case 6:
1989                 return 10;
1990         case 7:
1991                 return 12;
1992         case 8:
1993                 return 16;
1994         }
1995 }
1996
1997 struct dce6_wm_params {
1998         u32 dram_channels; /* number of dram channels */
1999         u32 yclk;          /* bandwidth per dram data pin in kHz */
2000         u32 sclk;          /* engine clock in kHz */
2001         u32 disp_clk;      /* display clock in kHz */
2002         u32 src_width;     /* viewport width */
2003         u32 active_time;   /* active display time in ns */
2004         u32 blank_time;    /* blank time in ns */
2005         bool interlaced;    /* mode is interlaced */
2006         fixed20_12 vsc;    /* vertical scale ratio */
2007         u32 num_heads;     /* number of active crtcs */
2008         u32 bytes_per_pixel; /* bytes per pixel display + overlay */
2009         u32 lb_size;       /* line buffer allocated to pipe */
2010         u32 vtaps;         /* vertical scaler taps */
2011 };
2012
2013 static u32 dce6_dram_bandwidth(struct dce6_wm_params *wm)
2014 {
2015         /* Calculate raw DRAM Bandwidth */
2016         fixed20_12 dram_efficiency; /* 0.7 */
2017         fixed20_12 yclk, dram_channels, bandwidth;
2018         fixed20_12 a;
2019
2020         a.full = dfixed_const(1000);
2021         yclk.full = dfixed_const(wm->yclk);
2022         yclk.full = dfixed_div(yclk, a);
2023         dram_channels.full = dfixed_const(wm->dram_channels * 4);
2024         a.full = dfixed_const(10);
2025         dram_efficiency.full = dfixed_const(7);
2026         dram_efficiency.full = dfixed_div(dram_efficiency, a);
2027         bandwidth.full = dfixed_mul(dram_channels, yclk);
2028         bandwidth.full = dfixed_mul(bandwidth, dram_efficiency);
2029
2030         return dfixed_trunc(bandwidth);
2031 }
2032
2033 static u32 dce6_dram_bandwidth_for_display(struct dce6_wm_params *wm)
2034 {
2035         /* Calculate DRAM Bandwidth and the part allocated to display. */
2036         fixed20_12 disp_dram_allocation; /* 0.3 to 0.7 */
2037         fixed20_12 yclk, dram_channels, bandwidth;
2038         fixed20_12 a;
2039
2040         a.full = dfixed_const(1000);
2041         yclk.full = dfixed_const(wm->yclk);
2042         yclk.full = dfixed_div(yclk, a);
2043         dram_channels.full = dfixed_const(wm->dram_channels * 4);
2044         a.full = dfixed_const(10);
2045         disp_dram_allocation.full = dfixed_const(3); /* XXX worse case value 0.3 */
2046         disp_dram_allocation.full = dfixed_div(disp_dram_allocation, a);
2047         bandwidth.full = dfixed_mul(dram_channels, yclk);
2048         bandwidth.full = dfixed_mul(bandwidth, disp_dram_allocation);
2049
2050         return dfixed_trunc(bandwidth);
2051 }
2052
2053 static u32 dce6_data_return_bandwidth(struct dce6_wm_params *wm)
2054 {
2055         /* Calculate the display Data return Bandwidth */
2056         fixed20_12 return_efficiency; /* 0.8 */
2057         fixed20_12 sclk, bandwidth;
2058         fixed20_12 a;
2059
2060         a.full = dfixed_const(1000);
2061         sclk.full = dfixed_const(wm->sclk);
2062         sclk.full = dfixed_div(sclk, a);
2063         a.full = dfixed_const(10);
2064         return_efficiency.full = dfixed_const(8);
2065         return_efficiency.full = dfixed_div(return_efficiency, a);
2066         a.full = dfixed_const(32);
2067         bandwidth.full = dfixed_mul(a, sclk);
2068         bandwidth.full = dfixed_mul(bandwidth, return_efficiency);
2069
2070         return dfixed_trunc(bandwidth);
2071 }
2072
2073 static u32 dce6_get_dmif_bytes_per_request(struct dce6_wm_params *wm)
2074 {
2075         return 32;
2076 }
2077
2078 static u32 dce6_dmif_request_bandwidth(struct dce6_wm_params *wm)
2079 {
2080         /* Calculate the DMIF Request Bandwidth */
2081         fixed20_12 disp_clk_request_efficiency; /* 0.8 */
2082         fixed20_12 disp_clk, sclk, bandwidth;
2083         fixed20_12 a, b1, b2;
2084         u32 min_bandwidth;
2085
2086         a.full = dfixed_const(1000);
2087         disp_clk.full = dfixed_const(wm->disp_clk);
2088         disp_clk.full = dfixed_div(disp_clk, a);
2089         a.full = dfixed_const(dce6_get_dmif_bytes_per_request(wm) / 2);
2090         b1.full = dfixed_mul(a, disp_clk);
2091
2092         a.full = dfixed_const(1000);
2093         sclk.full = dfixed_const(wm->sclk);
2094         sclk.full = dfixed_div(sclk, a);
2095         a.full = dfixed_const(dce6_get_dmif_bytes_per_request(wm));
2096         b2.full = dfixed_mul(a, sclk);
2097
2098         a.full = dfixed_const(10);
2099         disp_clk_request_efficiency.full = dfixed_const(8);
2100         disp_clk_request_efficiency.full = dfixed_div(disp_clk_request_efficiency, a);
2101
2102         min_bandwidth = min(dfixed_trunc(b1), dfixed_trunc(b2));
2103
2104         a.full = dfixed_const(min_bandwidth);
2105         bandwidth.full = dfixed_mul(a, disp_clk_request_efficiency);
2106
2107         return dfixed_trunc(bandwidth);
2108 }
2109
2110 static u32 dce6_available_bandwidth(struct dce6_wm_params *wm)
2111 {
2112         /* Calculate the Available bandwidth. Display can use this temporarily but not in average. */
2113         u32 dram_bandwidth = dce6_dram_bandwidth(wm);
2114         u32 data_return_bandwidth = dce6_data_return_bandwidth(wm);
2115         u32 dmif_req_bandwidth = dce6_dmif_request_bandwidth(wm);
2116
2117         return min(dram_bandwidth, min(data_return_bandwidth, dmif_req_bandwidth));
2118 }
2119
2120 static u32 dce6_average_bandwidth(struct dce6_wm_params *wm)
2121 {
2122         /* Calculate the display mode Average Bandwidth
2123          * DisplayMode should contain the source and destination dimensions,
2124          * timing, etc.
2125          */
2126         fixed20_12 bpp;
2127         fixed20_12 line_time;
2128         fixed20_12 src_width;
2129         fixed20_12 bandwidth;
2130         fixed20_12 a;
2131
2132         a.full = dfixed_const(1000);
2133         line_time.full = dfixed_const(wm->active_time + wm->blank_time);
2134         line_time.full = dfixed_div(line_time, a);
2135         bpp.full = dfixed_const(wm->bytes_per_pixel);
2136         src_width.full = dfixed_const(wm->src_width);
2137         bandwidth.full = dfixed_mul(src_width, bpp);
2138         bandwidth.full = dfixed_mul(bandwidth, wm->vsc);
2139         bandwidth.full = dfixed_div(bandwidth, line_time);
2140
2141         return dfixed_trunc(bandwidth);
2142 }
2143
2144 static u32 dce6_latency_watermark(struct dce6_wm_params *wm)
2145 {
2146         /* First calcualte the latency in ns */
2147         u32 mc_latency = 2000; /* 2000 ns. */
2148         u32 available_bandwidth = dce6_available_bandwidth(wm);
2149         u32 worst_chunk_return_time = (512 * 8 * 1000) / available_bandwidth;
2150         u32 cursor_line_pair_return_time = (128 * 4 * 1000) / available_bandwidth;
2151         u32 dc_latency = 40000000 / wm->disp_clk; /* dc pipe latency */
2152         u32 other_heads_data_return_time = ((wm->num_heads + 1) * worst_chunk_return_time) +
2153                 (wm->num_heads * cursor_line_pair_return_time);
2154         u32 latency = mc_latency + other_heads_data_return_time + dc_latency;
2155         u32 max_src_lines_per_dst_line, lb_fill_bw, line_fill_time;
2156         u32 tmp, dmif_size = 12288;
2157         fixed20_12 a, b, c;
2158
2159         if (wm->num_heads == 0)
2160                 return 0;
2161
2162         a.full = dfixed_const(2);
2163         b.full = dfixed_const(1);
2164         if ((wm->vsc.full > a.full) ||
2165             ((wm->vsc.full > b.full) && (wm->vtaps >= 3)) ||
2166             (wm->vtaps >= 5) ||
2167             ((wm->vsc.full >= a.full) && wm->interlaced))
2168                 max_src_lines_per_dst_line = 4;
2169         else
2170                 max_src_lines_per_dst_line = 2;
2171
2172         a.full = dfixed_const(available_bandwidth);
2173         b.full = dfixed_const(wm->num_heads);
2174         a.full = dfixed_div(a, b);
2175
2176         b.full = dfixed_const(mc_latency + 512);
2177         c.full = dfixed_const(wm->disp_clk);
2178         b.full = dfixed_div(b, c);
2179
2180         c.full = dfixed_const(dmif_size);
2181         b.full = dfixed_div(c, b);
2182
2183         tmp = min(dfixed_trunc(a), dfixed_trunc(b));
2184
2185         b.full = dfixed_const(1000);
2186         c.full = dfixed_const(wm->disp_clk);
2187         b.full = dfixed_div(c, b);
2188         c.full = dfixed_const(wm->bytes_per_pixel);
2189         b.full = dfixed_mul(b, c);
2190
2191         lb_fill_bw = min(tmp, dfixed_trunc(b));
2192
2193         a.full = dfixed_const(max_src_lines_per_dst_line * wm->src_width * wm->bytes_per_pixel);
2194         b.full = dfixed_const(1000);
2195         c.full = dfixed_const(lb_fill_bw);
2196         b.full = dfixed_div(c, b);
2197         a.full = dfixed_div(a, b);
2198         line_fill_time = dfixed_trunc(a);
2199
2200         if (line_fill_time < wm->active_time)
2201                 return latency;
2202         else
2203                 return latency + (line_fill_time - wm->active_time);
2204
2205 }
2206
2207 static bool dce6_average_bandwidth_vs_dram_bandwidth_for_display(struct dce6_wm_params *wm)
2208 {
2209         if (dce6_average_bandwidth(wm) <=
2210             (dce6_dram_bandwidth_for_display(wm) / wm->num_heads))
2211                 return true;
2212         else
2213                 return false;
2214 };
2215
2216 static bool dce6_average_bandwidth_vs_available_bandwidth(struct dce6_wm_params *wm)
2217 {
2218         if (dce6_average_bandwidth(wm) <=
2219             (dce6_available_bandwidth(wm) / wm->num_heads))
2220                 return true;
2221         else
2222                 return false;
2223 };
2224
2225 static bool dce6_check_latency_hiding(struct dce6_wm_params *wm)
2226 {
2227         u32 lb_partitions = wm->lb_size / wm->src_width;
2228         u32 line_time = wm->active_time + wm->blank_time;
2229         u32 latency_tolerant_lines;
2230         u32 latency_hiding;
2231         fixed20_12 a;
2232
2233         a.full = dfixed_const(1);
2234         if (wm->vsc.full > a.full)
2235                 latency_tolerant_lines = 1;
2236         else {
2237                 if (lb_partitions <= (wm->vtaps + 1))
2238                         latency_tolerant_lines = 1;
2239                 else
2240                         latency_tolerant_lines = 2;
2241         }
2242
2243         latency_hiding = (latency_tolerant_lines * line_time + wm->blank_time);
2244
2245         if (dce6_latency_watermark(wm) <= latency_hiding)
2246                 return true;
2247         else
2248                 return false;
2249 }
2250
2251 static void dce6_program_watermarks(struct radeon_device *rdev,
2252                                          struct radeon_crtc *radeon_crtc,
2253                                          u32 lb_size, u32 num_heads)
2254 {
2255         struct drm_display_mode *mode = &radeon_crtc->base.mode;
2256         struct dce6_wm_params wm_low, wm_high;
2257         u32 dram_channels;
2258         u32 pixel_period;
2259         u32 line_time = 0;
2260         u32 latency_watermark_a = 0, latency_watermark_b = 0;
2261         u32 priority_a_mark = 0, priority_b_mark = 0;
2262         u32 priority_a_cnt = PRIORITY_OFF;
2263         u32 priority_b_cnt = PRIORITY_OFF;
2264         u32 tmp, arb_control3;
2265         fixed20_12 a, b, c;
2266
2267         if (radeon_crtc->base.enabled && num_heads && mode) {
2268                 pixel_period = 1000000 / (u32)mode->clock;
2269                 line_time = min((u32)mode->crtc_htotal * pixel_period, (u32)65535);
2270                 priority_a_cnt = 0;
2271                 priority_b_cnt = 0;
2272
2273                 if (rdev->family == CHIP_ARUBA)
2274                         dram_channels = evergreen_get_number_of_dram_channels(rdev);
2275                 else
2276                         dram_channels = si_get_number_of_dram_channels(rdev);
2277
2278                 /* watermark for high clocks */
2279                 if ((rdev->pm.pm_method == PM_METHOD_DPM) && rdev->pm.dpm_enabled) {
2280                         wm_high.yclk =
2281                                 radeon_dpm_get_mclk(rdev, false) * 10;
2282                         wm_high.sclk =
2283                                 radeon_dpm_get_sclk(rdev, false) * 10;
2284                 } else {
2285                         wm_high.yclk = rdev->pm.current_mclk * 10;
2286                         wm_high.sclk = rdev->pm.current_sclk * 10;
2287                 }
2288
2289                 wm_high.disp_clk = mode->clock;
2290                 wm_high.src_width = mode->crtc_hdisplay;
2291                 wm_high.active_time = mode->crtc_hdisplay * pixel_period;
2292                 wm_high.blank_time = line_time - wm_high.active_time;
2293                 wm_high.interlaced = false;
2294                 if (mode->flags & DRM_MODE_FLAG_INTERLACE)
2295                         wm_high.interlaced = true;
2296                 wm_high.vsc = radeon_crtc->vsc;
2297                 wm_high.vtaps = 1;
2298                 if (radeon_crtc->rmx_type != RMX_OFF)
2299                         wm_high.vtaps = 2;
2300                 wm_high.bytes_per_pixel = 4; /* XXX: get this from fb config */
2301                 wm_high.lb_size = lb_size;
2302                 wm_high.dram_channels = dram_channels;
2303                 wm_high.num_heads = num_heads;
2304
2305                 /* watermark for low clocks */
2306                 if ((rdev->pm.pm_method == PM_METHOD_DPM) && rdev->pm.dpm_enabled) {
2307                         wm_low.yclk =
2308                                 radeon_dpm_get_mclk(rdev, true) * 10;
2309                         wm_low.sclk =
2310                                 radeon_dpm_get_sclk(rdev, true) * 10;
2311                 } else {
2312                         wm_low.yclk = rdev->pm.current_mclk * 10;
2313                         wm_low.sclk = rdev->pm.current_sclk * 10;
2314                 }
2315
2316                 wm_low.disp_clk = mode->clock;
2317                 wm_low.src_width = mode->crtc_hdisplay;
2318                 wm_low.active_time = mode->crtc_hdisplay * pixel_period;
2319                 wm_low.blank_time = line_time - wm_low.active_time;
2320                 wm_low.interlaced = false;
2321                 if (mode->flags & DRM_MODE_FLAG_INTERLACE)
2322                         wm_low.interlaced = true;
2323                 wm_low.vsc = radeon_crtc->vsc;
2324                 wm_low.vtaps = 1;
2325                 if (radeon_crtc->rmx_type != RMX_OFF)
2326                         wm_low.vtaps = 2;
2327                 wm_low.bytes_per_pixel = 4; /* XXX: get this from fb config */
2328                 wm_low.lb_size = lb_size;
2329                 wm_low.dram_channels = dram_channels;
2330                 wm_low.num_heads = num_heads;
2331
2332                 /* set for high clocks */
2333                 latency_watermark_a = min(dce6_latency_watermark(&wm_high), (u32)65535);
2334                 /* set for low clocks */
2335                 latency_watermark_b = min(dce6_latency_watermark(&wm_low), (u32)65535);
2336
2337                 /* possibly force display priority to high */
2338                 /* should really do this at mode validation time... */
2339                 if (!dce6_average_bandwidth_vs_dram_bandwidth_for_display(&wm_high) ||
2340                     !dce6_average_bandwidth_vs_available_bandwidth(&wm_high) ||
2341                     !dce6_check_latency_hiding(&wm_high) ||
2342                     (rdev->disp_priority == 2)) {
2343                         DRM_DEBUG_KMS("force priority to high\n");
2344                         priority_a_cnt |= PRIORITY_ALWAYS_ON;
2345                         priority_b_cnt |= PRIORITY_ALWAYS_ON;
2346                 }
2347                 if (!dce6_average_bandwidth_vs_dram_bandwidth_for_display(&wm_low) ||
2348                     !dce6_average_bandwidth_vs_available_bandwidth(&wm_low) ||
2349                     !dce6_check_latency_hiding(&wm_low) ||
2350                     (rdev->disp_priority == 2)) {
2351                         DRM_DEBUG_KMS("force priority to high\n");
2352                         priority_a_cnt |= PRIORITY_ALWAYS_ON;
2353                         priority_b_cnt |= PRIORITY_ALWAYS_ON;
2354                 }
2355
2356                 a.full = dfixed_const(1000);
2357                 b.full = dfixed_const(mode->clock);
2358                 b.full = dfixed_div(b, a);
2359                 c.full = dfixed_const(latency_watermark_a);
2360                 c.full = dfixed_mul(c, b);
2361                 c.full = dfixed_mul(c, radeon_crtc->hsc);
2362                 c.full = dfixed_div(c, a);
2363                 a.full = dfixed_const(16);
2364                 c.full = dfixed_div(c, a);
2365                 priority_a_mark = dfixed_trunc(c);
2366                 priority_a_cnt |= priority_a_mark & PRIORITY_MARK_MASK;
2367
2368                 a.full = dfixed_const(1000);
2369                 b.full = dfixed_const(mode->clock);
2370                 b.full = dfixed_div(b, a);
2371                 c.full = dfixed_const(latency_watermark_b);
2372                 c.full = dfixed_mul(c, b);
2373                 c.full = dfixed_mul(c, radeon_crtc->hsc);
2374                 c.full = dfixed_div(c, a);
2375                 a.full = dfixed_const(16);
2376                 c.full = dfixed_div(c, a);
2377                 priority_b_mark = dfixed_trunc(c);
2378                 priority_b_cnt |= priority_b_mark & PRIORITY_MARK_MASK;
2379         }
2380
2381         /* select wm A */
2382         arb_control3 = RREG32(DPG_PIPE_ARBITRATION_CONTROL3 + radeon_crtc->crtc_offset);
2383         tmp = arb_control3;
2384         tmp &= ~LATENCY_WATERMARK_MASK(3);
2385         tmp |= LATENCY_WATERMARK_MASK(1);
2386         WREG32(DPG_PIPE_ARBITRATION_CONTROL3 + radeon_crtc->crtc_offset, tmp);
2387         WREG32(DPG_PIPE_LATENCY_CONTROL + radeon_crtc->crtc_offset,
2388                (LATENCY_LOW_WATERMARK(latency_watermark_a) |
2389                 LATENCY_HIGH_WATERMARK(line_time)));
2390         /* select wm B */
2391         tmp = RREG32(DPG_PIPE_ARBITRATION_CONTROL3 + radeon_crtc->crtc_offset);
2392         tmp &= ~LATENCY_WATERMARK_MASK(3);
2393         tmp |= LATENCY_WATERMARK_MASK(2);
2394         WREG32(DPG_PIPE_ARBITRATION_CONTROL3 + radeon_crtc->crtc_offset, tmp);
2395         WREG32(DPG_PIPE_LATENCY_CONTROL + radeon_crtc->crtc_offset,
2396                (LATENCY_LOW_WATERMARK(latency_watermark_b) |
2397                 LATENCY_HIGH_WATERMARK(line_time)));
2398         /* restore original selection */
2399         WREG32(DPG_PIPE_ARBITRATION_CONTROL3 + radeon_crtc->crtc_offset, arb_control3);
2400
2401         /* write the priority marks */
2402         WREG32(PRIORITY_A_CNT + radeon_crtc->crtc_offset, priority_a_cnt);
2403         WREG32(PRIORITY_B_CNT + radeon_crtc->crtc_offset, priority_b_cnt);
2404
2405         /* save values for DPM */
2406         radeon_crtc->line_time = line_time;
2407         radeon_crtc->wm_high = latency_watermark_a;
2408         radeon_crtc->wm_low = latency_watermark_b;
2409 }
2410
2411 void dce6_bandwidth_update(struct radeon_device *rdev)
2412 {
2413         struct drm_display_mode *mode0 = NULL;
2414         struct drm_display_mode *mode1 = NULL;
2415         u32 num_heads = 0, lb_size;
2416         int i;
2417
2418         if (!rdev->mode_info.mode_config_initialized)
2419                 return;
2420
2421         radeon_update_display_priority(rdev);
2422
2423         for (i = 0; i < rdev->num_crtc; i++) {
2424                 if (rdev->mode_info.crtcs[i]->base.enabled)
2425                         num_heads++;
2426         }
2427         for (i = 0; i < rdev->num_crtc; i += 2) {
2428                 mode0 = &rdev->mode_info.crtcs[i]->base.mode;
2429                 mode1 = &rdev->mode_info.crtcs[i+1]->base.mode;
2430                 lb_size = dce6_line_buffer_adjust(rdev, rdev->mode_info.crtcs[i], mode0, mode1);
2431                 dce6_program_watermarks(rdev, rdev->mode_info.crtcs[i], lb_size, num_heads);
2432                 lb_size = dce6_line_buffer_adjust(rdev, rdev->mode_info.crtcs[i+1], mode1, mode0);
2433                 dce6_program_watermarks(rdev, rdev->mode_info.crtcs[i+1], lb_size, num_heads);
2434         }
2435 }
2436
2437 /*
2438  * Core functions
2439  */
2440 static void si_tiling_mode_table_init(struct radeon_device *rdev)
2441 {
2442         const u32 num_tile_mode_states = 32;
2443         u32 reg_offset, gb_tile_moden, split_equal_to_row_size;
2444
2445         switch (rdev->config.si.mem_row_size_in_kb) {
2446         case 1:
2447                 split_equal_to_row_size = ADDR_SURF_TILE_SPLIT_1KB;
2448                 break;
2449         case 2:
2450         default:
2451                 split_equal_to_row_size = ADDR_SURF_TILE_SPLIT_2KB;
2452                 break;
2453         case 4:
2454                 split_equal_to_row_size = ADDR_SURF_TILE_SPLIT_4KB;
2455                 break;
2456         }
2457
2458         if ((rdev->family == CHIP_TAHITI) ||
2459             (rdev->family == CHIP_PITCAIRN)) {
2460                 for (reg_offset = 0; reg_offset < num_tile_mode_states; reg_offset++) {
2461                         switch (reg_offset) {
2462                         case 0:  /* non-AA compressed depth or any compressed stencil */
2463                                 gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) |
2464                                                  MICRO_TILE_MODE(ADDR_SURF_DEPTH_MICRO_TILING) |
2465                                                  PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) |
2466                                                  TILE_SPLIT(ADDR_SURF_TILE_SPLIT_64B) |
2467                                                  NUM_BANKS(ADDR_SURF_16_BANK) |
2468                                                  BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) |
2469                                                  BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_4) |
2470                                                  MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2));
2471                                 break;
2472                         case 1:  /* 2xAA/4xAA compressed depth only */
2473                                 gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) |
2474                                                  MICRO_TILE_MODE(ADDR_SURF_DEPTH_MICRO_TILING) |
2475                                                  PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) |
2476                                                  TILE_SPLIT(ADDR_SURF_TILE_SPLIT_128B) |
2477                                                  NUM_BANKS(ADDR_SURF_16_BANK) |
2478                                                  BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) |
2479                                                  BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_4) |
2480                                                  MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2));
2481                                 break;
2482                         case 2:  /* 8xAA compressed depth only */
2483                                 gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) |
2484                                                  MICRO_TILE_MODE(ADDR_SURF_DEPTH_MICRO_TILING) |
2485                                                  PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) |
2486                                                  TILE_SPLIT(ADDR_SURF_TILE_SPLIT_256B) |
2487                                                  NUM_BANKS(ADDR_SURF_16_BANK) |
2488                                                  BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) |
2489                                                  BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_4) |
2490                                                  MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2));
2491                                 break;
2492                         case 3:  /* 2xAA/4xAA compressed depth with stencil (for depth buffer) */
2493                                 gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) |
2494                                                  MICRO_TILE_MODE(ADDR_SURF_DEPTH_MICRO_TILING) |
2495                                                  PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) |
2496                                                  TILE_SPLIT(ADDR_SURF_TILE_SPLIT_128B) |
2497                                                  NUM_BANKS(ADDR_SURF_16_BANK) |
2498                                                  BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) |
2499                                                  BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_4) |
2500                                                  MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2));
2501                                 break;
2502                         case 4:  /* Maps w/ a dimension less than the 2D macro-tile dimensions (for mipmapped depth textures) */
2503                                 gb_tile_moden = (ARRAY_MODE(ARRAY_1D_TILED_THIN1) |
2504                                                  MICRO_TILE_MODE(ADDR_SURF_DEPTH_MICRO_TILING) |
2505                                                  PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) |
2506                                                  TILE_SPLIT(ADDR_SURF_TILE_SPLIT_64B) |
2507                                                  NUM_BANKS(ADDR_SURF_16_BANK) |
2508                                                  BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) |
2509                                                  BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_2) |
2510                                                  MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2));
2511                                 break;
2512                         case 5:  /* Uncompressed 16bpp depth - and stencil buffer allocated with it */
2513                                 gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) |
2514                                                  MICRO_TILE_MODE(ADDR_SURF_DEPTH_MICRO_TILING) |
2515                                                  PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) |
2516                                                  TILE_SPLIT(split_equal_to_row_size) |
2517                                                  NUM_BANKS(ADDR_SURF_16_BANK) |
2518                                                  BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) |
2519                                                  BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_2) |
2520                                                  MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2));
2521                                 break;
2522                         case 6:  /* Uncompressed 32bpp depth - and stencil buffer allocated with it */
2523                                 gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) |
2524                                                  MICRO_TILE_MODE(ADDR_SURF_DEPTH_MICRO_TILING) |
2525                                                  PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) |
2526                                                  TILE_SPLIT(split_equal_to_row_size) |
2527                                                  NUM_BANKS(ADDR_SURF_16_BANK) |
2528                                                  BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) |
2529                                                  BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_1) |
2530                                                  MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_1));
2531                                 break;
2532                         case 7:  /* Uncompressed 8bpp stencil without depth (drivers typically do not use) */
2533                                 gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) |
2534                                                  MICRO_TILE_MODE(ADDR_SURF_DEPTH_MICRO_TILING) |
2535                                                  PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) |
2536                                                  TILE_SPLIT(split_equal_to_row_size) |
2537                                                  NUM_BANKS(ADDR_SURF_16_BANK) |
2538                                                  BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) |
2539                                                  BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_4) |
2540                                                  MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2));
2541                                 break;
2542                         case 8:  /* 1D and 1D Array Surfaces */
2543                                 gb_tile_moden = (ARRAY_MODE(ARRAY_LINEAR_ALIGNED) |
2544                                                  MICRO_TILE_MODE(ADDR_SURF_DISPLAY_MICRO_TILING) |
2545                                                  PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) |
2546                                                  TILE_SPLIT(ADDR_SURF_TILE_SPLIT_64B) |
2547                                                  NUM_BANKS(ADDR_SURF_16_BANK) |
2548                                                  BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) |
2549                                                  BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_2) |
2550                                                  MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2));
2551                                 break;
2552                         case 9:  /* Displayable maps. */
2553                                 gb_tile_moden = (ARRAY_MODE(ARRAY_1D_TILED_THIN1) |
2554                                                  MICRO_TILE_MODE(ADDR_SURF_DISPLAY_MICRO_TILING) |
2555                                                  PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) |
2556                                                  TILE_SPLIT(ADDR_SURF_TILE_SPLIT_64B) |
2557                                                  NUM_BANKS(ADDR_SURF_16_BANK) |
2558                                                  BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) |
2559                                                  BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_2) |
2560                                                  MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2));
2561                                 break;
2562                         case 10:  /* Display 8bpp. */
2563                                 gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) |
2564                                                  MICRO_TILE_MODE(ADDR_SURF_DISPLAY_MICRO_TILING) |
2565                                                  PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) |
2566                                                  TILE_SPLIT(ADDR_SURF_TILE_SPLIT_256B) |
2567                                                  NUM_BANKS(ADDR_SURF_16_BANK) |
2568                                                  BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) |
2569                                                  BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_4) |
2570                                                  MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2));
2571                                 break;
2572                         case 11:  /* Display 16bpp. */
2573                                 gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) |
2574                                                  MICRO_TILE_MODE(ADDR_SURF_DISPLAY_MICRO_TILING) |
2575                                                  PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) |
2576                                                  TILE_SPLIT(ADDR_SURF_TILE_SPLIT_256B) |
2577                                                  NUM_BANKS(ADDR_SURF_16_BANK) |
2578                                                  BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) |
2579                                                  BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_2) |
2580                                                  MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2));
2581                                 break;
2582                         case 12:  /* Display 32bpp. */
2583                                 gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) |
2584                                                  MICRO_TILE_MODE(ADDR_SURF_DISPLAY_MICRO_TILING) |
2585                                                  PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) |
2586                                                  TILE_SPLIT(ADDR_SURF_TILE_SPLIT_512B) |
2587                                                  NUM_BANKS(ADDR_SURF_16_BANK) |
2588                                                  BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) |
2589                                                  BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_1) |
2590                                                  MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_1));
2591                                 break;
2592                         case 13:  /* Thin. */
2593                                 gb_tile_moden = (ARRAY_MODE(ARRAY_1D_TILED_THIN1) |
2594                                                  MICRO_TILE_MODE(ADDR_SURF_THIN_MICRO_TILING) |
2595                                                  PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) |
2596                                                  TILE_SPLIT(ADDR_SURF_TILE_SPLIT_64B) |
2597                                                  NUM_BANKS(ADDR_SURF_16_BANK) |
2598                                                  BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) |
2599                                                  BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_2) |
2600                                                  MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2));
2601                                 break;
2602                         case 14:  /* Thin 8 bpp. */
2603                                 gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) |
2604                                                  MICRO_TILE_MODE(ADDR_SURF_THIN_MICRO_TILING) |
2605                                                  PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) |
2606                                                  TILE_SPLIT(ADDR_SURF_TILE_SPLIT_256B) |
2607                                                  NUM_BANKS(ADDR_SURF_16_BANK) |
2608                                                  BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) |
2609                                                  BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_4) |
2610                                                  MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_1));
2611                                 break;
2612                         case 15:  /* Thin 16 bpp. */
2613                                 gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) |
2614                                                  MICRO_TILE_MODE(ADDR_SURF_THIN_MICRO_TILING) |
2615                                                  PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) |
2616                                                  TILE_SPLIT(ADDR_SURF_TILE_SPLIT_256B) |
2617                                                  NUM_BANKS(ADDR_SURF_16_BANK) |
2618                                                  BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) |
2619                                                  BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_2) |
2620                                                  MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_1));
2621                                 break;
2622                         case 16:  /* Thin 32 bpp. */
2623                                 gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) |
2624                                                  MICRO_TILE_MODE(ADDR_SURF_THIN_MICRO_TILING) |
2625                                                  PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) |
2626                                                  TILE_SPLIT(ADDR_SURF_TILE_SPLIT_512B) |
2627                                                  NUM_BANKS(ADDR_SURF_16_BANK) |
2628                                                  BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) |
2629                                                  BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_1) |
2630                                                  MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_1));
2631                                 break;
2632                         case 17:  /* Thin 64 bpp. */
2633                                 gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) |
2634                                                  MICRO_TILE_MODE(ADDR_SURF_THIN_MICRO_TILING) |
2635                                                  PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) |
2636                                                  TILE_SPLIT(split_equal_to_row_size) |
2637                                                  NUM_BANKS(ADDR_SURF_16_BANK) |
2638                                                  BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) |
2639                                                  BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_1) |
2640                                                  MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_1));
2641                                 break;
2642                         case 21:  /* 8 bpp PRT. */
2643                                 gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) |
2644                                                  MICRO_TILE_MODE(ADDR_SURF_THIN_MICRO_TILING) |
2645                                                  PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) |
2646                                                  TILE_SPLIT(ADDR_SURF_TILE_SPLIT_256B) |
2647                                                  NUM_BANKS(ADDR_SURF_16_BANK) |
2648                                                  BANK_WIDTH(ADDR_SURF_BANK_WIDTH_2) |
2649                                                  BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_4) |
2650                                                  MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2));
2651                                 break;
2652                         case 22:  /* 16 bpp PRT */
2653                                 gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) |
2654                                                  MICRO_TILE_MODE(ADDR_SURF_THIN_MICRO_TILING) |
2655                                                  PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) |
2656                                                  TILE_SPLIT(ADDR_SURF_TILE_SPLIT_256B) |
2657                                                  NUM_BANKS(ADDR_SURF_16_BANK) |
2658                                                  BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) |
2659                                                  BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_4) |
2660                                                  MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_4));
2661                                 break;
2662                         case 23:  /* 32 bpp PRT */
2663                                 gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) |
2664                                                  MICRO_TILE_MODE(ADDR_SURF_THIN_MICRO_TILING) |
2665                                                  PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) |
2666                                                  TILE_SPLIT(ADDR_SURF_TILE_SPLIT_256B) |
2667                                                  NUM_BANKS(ADDR_SURF_16_BANK) |
2668                                                  BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) |
2669                                                  BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_2) |
2670                                                  MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2));
2671                                 break;
2672                         case 24:  /* 64 bpp PRT */
2673                                 gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) |
2674                                                  MICRO_TILE_MODE(ADDR_SURF_THIN_MICRO_TILING) |
2675                                                  PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) |
2676                                                  TILE_SPLIT(ADDR_SURF_TILE_SPLIT_512B) |
2677                                                  NUM_BANKS(ADDR_SURF_16_BANK) |
2678                                                  BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) |
2679                                                  BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_1) |
2680                                                  MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2));
2681                                 break;
2682                         case 25:  /* 128 bpp PRT */
2683                                 gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) |
2684                                                  MICRO_TILE_MODE(ADDR_SURF_THIN_MICRO_TILING) |
2685                                                  PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) |
2686                                                  TILE_SPLIT(ADDR_SURF_TILE_SPLIT_1KB) |
2687                                                  NUM_BANKS(ADDR_SURF_8_BANK) |
2688                                                  BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) |
2689                                                  BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_1) |
2690                                                  MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_1));
2691                                 break;
2692                         default:
2693                                 gb_tile_moden = 0;
2694                                 break;
2695                         }
2696                         rdev->config.si.tile_mode_array[reg_offset] = gb_tile_moden;
2697                         WREG32(GB_TILE_MODE0 + (reg_offset * 4), gb_tile_moden);
2698                 }
2699         } else if ((rdev->family == CHIP_VERDE) ||
2700                    (rdev->family == CHIP_OLAND) ||
2701                    (rdev->family == CHIP_HAINAN)) {
2702                 for (reg_offset = 0; reg_offset < num_tile_mode_states; reg_offset++) {
2703                         switch (reg_offset) {
2704                         case 0:  /* non-AA compressed depth or any compressed stencil */
2705                                 gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) |
2706                                                  MICRO_TILE_MODE(ADDR_SURF_DEPTH_MICRO_TILING) |
2707                                                  PIPE_CONFIG(ADDR_SURF_P4_8x16) |
2708                                                  TILE_SPLIT(ADDR_SURF_TILE_SPLIT_64B) |
2709                                                  NUM_BANKS(ADDR_SURF_16_BANK) |
2710                                                  BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) |
2711                                                  BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_4) |
2712                                                  MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_4));
2713                                 break;
2714                         case 1:  /* 2xAA/4xAA compressed depth only */
2715                                 gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) |
2716                                                  MICRO_TILE_MODE(ADDR_SURF_DEPTH_MICRO_TILING) |
2717                                                  PIPE_CONFIG(ADDR_SURF_P4_8x16) |
2718                                                  TILE_SPLIT(ADDR_SURF_TILE_SPLIT_128B) |
2719                                                  NUM_BANKS(ADDR_SURF_16_BANK) |
2720                                                  BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) |
2721                                                  BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_4) |
2722                                                  MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_4));
2723                                 break;
2724                         case 2:  /* 8xAA compressed depth only */
2725                                 gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) |
2726                                                  MICRO_TILE_MODE(ADDR_SURF_DEPTH_MICRO_TILING) |
2727                                                  PIPE_CONFIG(ADDR_SURF_P4_8x16) |
2728                                                  TILE_SPLIT(ADDR_SURF_TILE_SPLIT_256B) |
2729                                                  NUM_BANKS(ADDR_SURF_16_BANK) |
2730                                                  BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) |
2731                                                  BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_4) |
2732                                                  MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_4));
2733                                 break;
2734                         case 3:  /* 2xAA/4xAA compressed depth with stencil (for depth buffer) */
2735                                 gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) |
2736                                                  MICRO_TILE_MODE(ADDR_SURF_DEPTH_MICRO_TILING) |
2737                                                  PIPE_CONFIG(ADDR_SURF_P4_8x16) |
2738                                                  TILE_SPLIT(ADDR_SURF_TILE_SPLIT_128B) |
2739                                                  NUM_BANKS(ADDR_SURF_16_BANK) |
2740                                                  BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) |
2741                                                  BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_4) |
2742                                                  MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_4));
2743                                 break;
2744                         case 4:  /* Maps w/ a dimension less than the 2D macro-tile dimensions (for mipmapped depth textures) */
2745                                 gb_tile_moden = (ARRAY_MODE(ARRAY_1D_TILED_THIN1) |
2746                                                  MICRO_TILE_MODE(ADDR_SURF_DEPTH_MICRO_TILING) |
2747                                                  PIPE_CONFIG(ADDR_SURF_P4_8x16) |
2748                                                  TILE_SPLIT(ADDR_SURF_TILE_SPLIT_64B) |
2749                                                  NUM_BANKS(ADDR_SURF_16_BANK) |
2750                                                  BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) |
2751                                                  BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_2) |
2752                                                  MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2));
2753                                 break;
2754                         case 5:  /* Uncompressed 16bpp depth - and stencil buffer allocated with it */
2755                                 gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) |
2756                                                  MICRO_TILE_MODE(ADDR_SURF_DEPTH_MICRO_TILING) |
2757                                                  PIPE_CONFIG(ADDR_SURF_P4_8x16) |
2758                                                  TILE_SPLIT(split_equal_to_row_size) |
2759                                                  NUM_BANKS(ADDR_SURF_16_BANK) |
2760                                                  BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) |
2761                                                  BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_2) |
2762                                                  MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2));
2763                                 break;
2764                         case 6:  /* Uncompressed 32bpp depth - and stencil buffer allocated with it */
2765                                 gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) |
2766                                                  MICRO_TILE_MODE(ADDR_SURF_DEPTH_MICRO_TILING) |
2767                                                  PIPE_CONFIG(ADDR_SURF_P4_8x16) |
2768                                                  TILE_SPLIT(split_equal_to_row_size) |
2769                                                  NUM_BANKS(ADDR_SURF_16_BANK) |
2770                                                  BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) |
2771                                                  BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_1) |
2772                                                  MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2));
2773                                 break;
2774                         case 7:  /* Uncompressed 8bpp stencil without depth (drivers typically do not use) */
2775                                 gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) |
2776                                                  MICRO_TILE_MODE(ADDR_SURF_DEPTH_MICRO_TILING) |
2777                                                  PIPE_CONFIG(ADDR_SURF_P4_8x16) |
2778                                                  TILE_SPLIT(split_equal_to_row_size) |
2779                                                  NUM_BANKS(ADDR_SURF_16_BANK) |
2780                                                  BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) |
2781                                                  BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_4) |
2782                                                  MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_4));
2783                                 break;
2784                         case 8:  /* 1D and 1D Array Surfaces */
2785                                 gb_tile_moden = (ARRAY_MODE(ARRAY_LINEAR_ALIGNED) |
2786                                                  MICRO_TILE_MODE(ADDR_SURF_DISPLAY_MICRO_TILING) |
2787                                                  PIPE_CONFIG(ADDR_SURF_P4_8x16) |
2788                                                  TILE_SPLIT(ADDR_SURF_TILE_SPLIT_64B) |
2789                                                  NUM_BANKS(ADDR_SURF_16_BANK) |
2790                                                  BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) |
2791                                                  BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_2) |
2792                                                  MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2));
2793                                 break;
2794                         case 9:  /* Displayable maps. */
2795                                 gb_tile_moden = (ARRAY_MODE(ARRAY_1D_TILED_THIN1) |
2796                                                  MICRO_TILE_MODE(ADDR_SURF_DISPLAY_MICRO_TILING) |
2797                                                  PIPE_CONFIG(ADDR_SURF_P4_8x16) |
2798                                                  TILE_SPLIT(ADDR_SURF_TILE_SPLIT_64B) |
2799                                                  NUM_BANKS(ADDR_SURF_16_BANK) |
2800                                                  BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) |
2801                                                  BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_2) |
2802                                                  MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2));
2803                                 break;
2804                         case 10:  /* Display 8bpp. */
2805                                 gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) |
2806                                                  MICRO_TILE_MODE(ADDR_SURF_DISPLAY_MICRO_TILING) |
2807                                                  PIPE_CONFIG(ADDR_SURF_P4_8x16) |
2808                                                  TILE_SPLIT(ADDR_SURF_TILE_SPLIT_256B) |
2809                                                  NUM_BANKS(ADDR_SURF_16_BANK) |
2810                                                  BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) |
2811                                                  BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_4) |
2812                                                  MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_4));
2813                                 break;
2814                         case 11:  /* Display 16bpp. */
2815                                 gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) |
2816                                                  MICRO_TILE_MODE(ADDR_SURF_DISPLAY_MICRO_TILING) |
2817                                                  PIPE_CONFIG(ADDR_SURF_P4_8x16) |
2818                                                  TILE_SPLIT(ADDR_SURF_TILE_SPLIT_256B) |
2819                                                  NUM_BANKS(ADDR_SURF_16_BANK) |
2820                                                  BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) |
2821                                                  BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_2) |
2822                                                  MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2));
2823                                 break;
2824                         case 12:  /* Display 32bpp. */
2825                                 gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) |
2826                                                  MICRO_TILE_MODE(ADDR_SURF_DISPLAY_MICRO_TILING) |
2827                                                  PIPE_CONFIG(ADDR_SURF_P4_8x16) |
2828                                                  TILE_SPLIT(ADDR_SURF_TILE_SPLIT_512B) |
2829                                                  NUM_BANKS(ADDR_SURF_16_BANK) |
2830                                                  BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) |
2831                                                  BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_1) |
2832                                                  MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2));
2833                                 break;
2834                         case 13:  /* Thin. */
2835                                 gb_tile_moden = (ARRAY_MODE(ARRAY_1D_TILED_THIN1) |
2836                                                  MICRO_TILE_MODE(ADDR_SURF_THIN_MICRO_TILING) |
2837                                                  PIPE_CONFIG(ADDR_SURF_P4_8x16) |
2838                                                  TILE_SPLIT(ADDR_SURF_TILE_SPLIT_64B) |
2839                                                  NUM_BANKS(ADDR_SURF_16_BANK) |
2840                                                  BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) |
2841                                                  BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_2) |
2842                                                  MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2));
2843                                 break;
2844                         case 14:  /* Thin 8 bpp. */
2845                                 gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) |
2846                                                  MICRO_TILE_MODE(ADDR_SURF_THIN_MICRO_TILING) |
2847                                                  PIPE_CONFIG(ADDR_SURF_P4_8x16) |
2848                                                  TILE_SPLIT(ADDR_SURF_TILE_SPLIT_256B) |
2849                                                  NUM_BANKS(ADDR_SURF_16_BANK) |
2850                                                  BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) |
2851                                                  BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_4) |
2852                                                  MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2));
2853                                 break;
2854                         case 15:  /* Thin 16 bpp. */
2855                                 gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) |
2856                                                  MICRO_TILE_MODE(ADDR_SURF_THIN_MICRO_TILING) |
2857                                                  PIPE_CONFIG(ADDR_SURF_P4_8x16) |
2858                                                  TILE_SPLIT(ADDR_SURF_TILE_SPLIT_256B) |
2859                                                  NUM_BANKS(ADDR_SURF_16_BANK) |
2860                                                  BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) |
2861                                                  BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_2) |
2862                                                  MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2));
2863                                 break;
2864                         case 16:  /* Thin 32 bpp. */
2865                                 gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) |
2866                                                  MICRO_TILE_MODE(ADDR_SURF_THIN_MICRO_TILING) |
2867                                                  PIPE_CONFIG(ADDR_SURF_P4_8x16) |
2868                                                  TILE_SPLIT(ADDR_SURF_TILE_SPLIT_512B) |
2869                                                  NUM_BANKS(ADDR_SURF_16_BANK) |
2870                                                  BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) |
2871                                                  BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_1) |
2872                                                  MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2));
2873                                 break;
2874                         case 17:  /* Thin 64 bpp. */
2875                                 gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) |
2876                                                  MICRO_TILE_MODE(ADDR_SURF_THIN_MICRO_TILING) |
2877                                                  PIPE_CONFIG(ADDR_SURF_P4_8x16) |
2878                                                  TILE_SPLIT(split_equal_to_row_size) |
2879                                                  NUM_BANKS(ADDR_SURF_16_BANK) |
2880                                                  BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) |
2881                                                  BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_1) |
2882                                                  MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2));
2883                                 break;
2884                         case 21:  /* 8 bpp PRT. */
2885                                 gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) |
2886                                                  MICRO_TILE_MODE(ADDR_SURF_THIN_MICRO_TILING) |
2887                                                  PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) |
2888                                                  TILE_SPLIT(ADDR_SURF_TILE_SPLIT_256B) |
2889                                                  NUM_BANKS(ADDR_SURF_16_BANK) |
2890                                                  BANK_WIDTH(ADDR_SURF_BANK_WIDTH_2) |
2891                                                  BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_4) |
2892                                                  MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2));
2893                                 break;
2894                         case 22:  /* 16 bpp PRT */
2895                                 gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) |
2896                                                  MICRO_TILE_MODE(ADDR_SURF_THIN_MICRO_TILING) |
2897                                                  PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) |
2898                                                  TILE_SPLIT(ADDR_SURF_TILE_SPLIT_256B) |
2899                                                  NUM_BANKS(ADDR_SURF_16_BANK) |
2900                                                  BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) |
2901                                                  BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_4) |
2902                                                  MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_4));
2903                                 break;
2904                         case 23:  /* 32 bpp PRT */
2905                                 gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) |
2906                                                  MICRO_TILE_MODE(ADDR_SURF_THIN_MICRO_TILING) |
2907                                                  PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) |
2908                                                  TILE_SPLIT(ADDR_SURF_TILE_SPLIT_256B) |
2909                                                  NUM_BANKS(ADDR_SURF_16_BANK) |
2910                                                  BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) |
2911                                                  BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_2) |
2912                                                  MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2));
2913                                 break;
2914                         case 24:  /* 64 bpp PRT */
2915                                 gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) |
2916                                                  MICRO_TILE_MODE(ADDR_SURF_THIN_MICRO_TILING) |
2917                                                  PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) |
2918                                                  TILE_SPLIT(ADDR_SURF_TILE_SPLIT_512B) |
2919                                                  NUM_BANKS(ADDR_SURF_16_BANK) |
2920                                                  BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) |
2921                                                  BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_1) |
2922                                                  MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2));
2923                                 break;
2924                         case 25:  /* 128 bpp PRT */
2925                                 gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) |
2926                                                  MICRO_TILE_MODE(ADDR_SURF_THIN_MICRO_TILING) |
2927                                                  PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) |
2928                                                  TILE_SPLIT(ADDR_SURF_TILE_SPLIT_1KB) |
2929                                                  NUM_BANKS(ADDR_SURF_8_BANK) |
2930                                                  BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) |
2931                                                  BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_1) |
2932                                                  MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_1));
2933                                 break;
2934                         default:
2935                                 gb_tile_moden = 0;
2936                                 break;
2937                         }
2938                         rdev->config.si.tile_mode_array[reg_offset] = gb_tile_moden;
2939                         WREG32(GB_TILE_MODE0 + (reg_offset * 4), gb_tile_moden);
2940                 }
2941         } else
2942                 DRM_ERROR("unknown asic: 0x%x\n", rdev->family);
2943 }
2944
2945 static void si_select_se_sh(struct radeon_device *rdev,
2946                             u32 se_num, u32 sh_num)
2947 {
2948         u32 data = INSTANCE_BROADCAST_WRITES;
2949
2950         if ((se_num == 0xffffffff) && (sh_num == 0xffffffff))
2951                 data |= SH_BROADCAST_WRITES | SE_BROADCAST_WRITES;
2952         else if (se_num == 0xffffffff)
2953                 data |= SE_BROADCAST_WRITES | SH_INDEX(sh_num);
2954         else if (sh_num == 0xffffffff)
2955                 data |= SH_BROADCAST_WRITES | SE_INDEX(se_num);
2956         else
2957                 data |= SH_INDEX(sh_num) | SE_INDEX(se_num);
2958         WREG32(GRBM_GFX_INDEX, data);
2959 }
2960
2961 static u32 si_create_bitmask(u32 bit_width)
2962 {
2963         u32 i, mask = 0;
2964
2965         for (i = 0; i < bit_width; i++) {
2966                 mask <<= 1;
2967                 mask |= 1;
2968         }
2969         return mask;
2970 }
2971
2972 static u32 si_get_cu_enabled(struct radeon_device *rdev, u32 cu_per_sh)
2973 {
2974         u32 data, mask;
2975
2976         data = RREG32(CC_GC_SHADER_ARRAY_CONFIG);
2977         if (data & 1)
2978                 data &= INACTIVE_CUS_MASK;
2979         else
2980                 data = 0;
2981         data |= RREG32(GC_USER_SHADER_ARRAY_CONFIG);
2982
2983         data >>= INACTIVE_CUS_SHIFT;
2984
2985         mask = si_create_bitmask(cu_per_sh);
2986
2987         return ~data & mask;
2988 }
2989
2990 static void si_setup_spi(struct radeon_device *rdev,
2991                          u32 se_num, u32 sh_per_se,
2992                          u32 cu_per_sh)
2993 {
2994         int i, j, k;
2995         u32 data, mask, active_cu;
2996
2997         for (i = 0; i < se_num; i++) {
2998                 for (j = 0; j < sh_per_se; j++) {
2999                         si_select_se_sh(rdev, i, j);
3000                         data = RREG32(SPI_STATIC_THREAD_MGMT_3);
3001                         active_cu = si_get_cu_enabled(rdev, cu_per_sh);
3002
3003                         mask = 1;
3004                         for (k = 0; k < 16; k++) {
3005                                 mask <<= k;
3006                                 if (active_cu & mask) {
3007                                         data &= ~mask;
3008                                         WREG32(SPI_STATIC_THREAD_MGMT_3, data);
3009                                         break;
3010                                 }
3011                         }
3012                 }
3013         }
3014         si_select_se_sh(rdev, 0xffffffff, 0xffffffff);
3015 }
3016
3017 static u32 si_get_rb_disabled(struct radeon_device *rdev,
3018                               u32 max_rb_num_per_se,
3019                               u32 sh_per_se)
3020 {
3021         u32 data, mask;
3022
3023         data = RREG32(CC_RB_BACKEND_DISABLE);
3024         if (data & 1)
3025                 data &= BACKEND_DISABLE_MASK;
3026         else
3027                 data = 0;
3028         data |= RREG32(GC_USER_RB_BACKEND_DISABLE);
3029
3030         data >>= BACKEND_DISABLE_SHIFT;
3031
3032         mask = si_create_bitmask(max_rb_num_per_se / sh_per_se);
3033
3034         return data & mask;
3035 }
3036
3037 static void si_setup_rb(struct radeon_device *rdev,
3038                         u32 se_num, u32 sh_per_se,
3039                         u32 max_rb_num_per_se)
3040 {
3041         int i, j;
3042         u32 data, mask;
3043         u32 disabled_rbs = 0;
3044         u32 enabled_rbs = 0;
3045
3046         for (i = 0; i < se_num; i++) {
3047                 for (j = 0; j < sh_per_se; j++) {
3048                         si_select_se_sh(rdev, i, j);
3049                         data = si_get_rb_disabled(rdev, max_rb_num_per_se, sh_per_se);
3050                         disabled_rbs |= data << ((i * sh_per_se + j) * TAHITI_RB_BITMAP_WIDTH_PER_SH);
3051                 }
3052         }
3053         si_select_se_sh(rdev, 0xffffffff, 0xffffffff);
3054
3055         mask = 1;
3056         for (i = 0; i < max_rb_num_per_se * se_num; i++) {
3057                 if (!(disabled_rbs & mask))
3058                         enabled_rbs |= mask;
3059                 mask <<= 1;
3060         }
3061
3062         rdev->config.si.backend_enable_mask = enabled_rbs;
3063
3064         for (i = 0; i < se_num; i++) {
3065                 si_select_se_sh(rdev, i, 0xffffffff);
3066                 data = 0;
3067                 for (j = 0; j < sh_per_se; j++) {
3068                         switch (enabled_rbs & 3) {
3069                         case 1:
3070                                 data |= (RASTER_CONFIG_RB_MAP_0 << (i * sh_per_se + j) * 2);
3071                                 break;
3072                         case 2:
3073                                 data |= (RASTER_CONFIG_RB_MAP_3 << (i * sh_per_se + j) * 2);
3074                                 break;
3075                         case 3:
3076                         default:
3077                                 data |= (RASTER_CONFIG_RB_MAP_2 << (i * sh_per_se + j) * 2);
3078                                 break;
3079                         }
3080                         enabled_rbs >>= 2;
3081                 }
3082                 WREG32(PA_SC_RASTER_CONFIG, data);
3083         }
3084         si_select_se_sh(rdev, 0xffffffff, 0xffffffff);
3085 }
3086
3087 static void si_gpu_init(struct radeon_device *rdev)
3088 {
3089         u32 gb_addr_config = 0;
3090         u32 mc_shared_chmap, mc_arb_ramcfg;
3091         u32 sx_debug_1;
3092         u32 hdp_host_path_cntl;
3093         u32 tmp;
3094         int i, j;
3095
3096         switch (rdev->family) {
3097         case CHIP_TAHITI:
3098                 rdev->config.si.max_shader_engines = 2;
3099                 rdev->config.si.max_tile_pipes = 12;
3100                 rdev->config.si.max_cu_per_sh = 8;
3101                 rdev->config.si.max_sh_per_se = 2;
3102                 rdev->config.si.max_backends_per_se = 4;
3103                 rdev->config.si.max_texture_channel_caches = 12;
3104                 rdev->config.si.max_gprs = 256;
3105                 rdev->config.si.max_gs_threads = 32;
3106                 rdev->config.si.max_hw_contexts = 8;
3107
3108                 rdev->config.si.sc_prim_fifo_size_frontend = 0x20;
3109                 rdev->config.si.sc_prim_fifo_size_backend = 0x100;
3110                 rdev->config.si.sc_hiz_tile_fifo_size = 0x30;
3111                 rdev->config.si.sc_earlyz_tile_fifo_size = 0x130;
3112                 gb_addr_config = TAHITI_GB_ADDR_CONFIG_GOLDEN;
3113                 break;
3114         case CHIP_PITCAIRN:
3115                 rdev->config.si.max_shader_engines = 2;
3116                 rdev->config.si.max_tile_pipes = 8;
3117                 rdev->config.si.max_cu_per_sh = 5;
3118                 rdev->config.si.max_sh_per_se = 2;
3119                 rdev->config.si.max_backends_per_se = 4;
3120                 rdev->config.si.max_texture_channel_caches = 8;
3121                 rdev->config.si.max_gprs = 256;
3122                 rdev->config.si.max_gs_threads = 32;
3123                 rdev->config.si.max_hw_contexts = 8;
3124
3125                 rdev->config.si.sc_prim_fifo_size_frontend = 0x20;
3126                 rdev->config.si.sc_prim_fifo_size_backend = 0x100;
3127                 rdev->config.si.sc_hiz_tile_fifo_size = 0x30;
3128                 rdev->config.si.sc_earlyz_tile_fifo_size = 0x130;
3129                 gb_addr_config = TAHITI_GB_ADDR_CONFIG_GOLDEN;
3130                 break;
3131         case CHIP_VERDE:
3132         default:
3133                 rdev->config.si.max_shader_engines = 1;
3134                 rdev->config.si.max_tile_pipes = 4;
3135                 rdev->config.si.max_cu_per_sh = 5;
3136                 rdev->config.si.max_sh_per_se = 2;
3137                 rdev->config.si.max_backends_per_se = 4;
3138                 rdev->config.si.max_texture_channel_caches = 4;
3139                 rdev->config.si.max_gprs = 256;
3140                 rdev->config.si.max_gs_threads = 32;
3141                 rdev->config.si.max_hw_contexts = 8;
3142
3143                 rdev->config.si.sc_prim_fifo_size_frontend = 0x20;
3144                 rdev->config.si.sc_prim_fifo_size_backend = 0x40;
3145                 rdev->config.si.sc_hiz_tile_fifo_size = 0x30;
3146                 rdev->config.si.sc_earlyz_tile_fifo_size = 0x130;
3147                 gb_addr_config = VERDE_GB_ADDR_CONFIG_GOLDEN;
3148                 break;
3149         case CHIP_OLAND:
3150                 rdev->config.si.max_shader_engines = 1;
3151                 rdev->config.si.max_tile_pipes = 4;
3152                 rdev->config.si.max_cu_per_sh = 6;
3153                 rdev->config.si.max_sh_per_se = 1;
3154                 rdev->config.si.max_backends_per_se = 2;
3155                 rdev->config.si.max_texture_channel_caches = 4;
3156                 rdev->config.si.max_gprs = 256;
3157                 rdev->config.si.max_gs_threads = 16;
3158                 rdev->config.si.max_hw_contexts = 8;
3159
3160                 rdev->config.si.sc_prim_fifo_size_frontend = 0x20;
3161                 rdev->config.si.sc_prim_fifo_size_backend = 0x40;
3162                 rdev->config.si.sc_hiz_tile_fifo_size = 0x30;
3163                 rdev->config.si.sc_earlyz_tile_fifo_size = 0x130;
3164                 gb_addr_config = VERDE_GB_ADDR_CONFIG_GOLDEN;
3165                 break;
3166         case CHIP_HAINAN:
3167                 rdev->config.si.max_shader_engines = 1;
3168                 rdev->config.si.max_tile_pipes = 4;
3169                 rdev->config.si.max_cu_per_sh = 5;
3170                 rdev->config.si.max_sh_per_se = 1;
3171                 rdev->config.si.max_backends_per_se = 1;
3172                 rdev->config.si.max_texture_channel_caches = 2;
3173                 rdev->config.si.max_gprs = 256;
3174                 rdev->config.si.max_gs_threads = 16;
3175                 rdev->config.si.max_hw_contexts = 8;
3176
3177                 rdev->config.si.sc_prim_fifo_size_frontend = 0x20;
3178                 rdev->config.si.sc_prim_fifo_size_backend = 0x40;
3179                 rdev->config.si.sc_hiz_tile_fifo_size = 0x30;
3180                 rdev->config.si.sc_earlyz_tile_fifo_size = 0x130;
3181                 gb_addr_config = HAINAN_GB_ADDR_CONFIG_GOLDEN;
3182                 break;
3183         }
3184
3185         /* Initialize HDP */
3186         for (i = 0, j = 0; i < 32; i++, j += 0x18) {
3187                 WREG32((0x2c14 + j), 0x00000000);
3188                 WREG32((0x2c18 + j), 0x00000000);
3189                 WREG32((0x2c1c + j), 0x00000000);
3190                 WREG32((0x2c20 + j), 0x00000000);
3191                 WREG32((0x2c24 + j), 0x00000000);
3192         }
3193
3194         WREG32(GRBM_CNTL, GRBM_READ_TIMEOUT(0xff));
3195         WREG32(SRBM_INT_CNTL, 1);
3196         WREG32(SRBM_INT_ACK, 1);
3197
3198         evergreen_fix_pci_max_read_req_size(rdev);
3199
3200         WREG32(BIF_FB_EN, FB_READ_EN | FB_WRITE_EN);
3201
3202         mc_shared_chmap = RREG32(MC_SHARED_CHMAP);
3203         mc_arb_ramcfg = RREG32(MC_ARB_RAMCFG);
3204
3205         rdev->config.si.num_tile_pipes = rdev->config.si.max_tile_pipes;
3206         rdev->config.si.mem_max_burst_length_bytes = 256;
3207         tmp = (mc_arb_ramcfg & NOOFCOLS_MASK) >> NOOFCOLS_SHIFT;
3208         rdev->config.si.mem_row_size_in_kb = (4 * (1 << (8 + tmp))) / 1024;
3209         if (rdev->config.si.mem_row_size_in_kb > 4)
3210                 rdev->config.si.mem_row_size_in_kb = 4;
3211         /* XXX use MC settings? */
3212         rdev->config.si.shader_engine_tile_size = 32;
3213         rdev->config.si.num_gpus = 1;
3214         rdev->config.si.multi_gpu_tile_size = 64;
3215
3216         /* fix up row size */
3217         gb_addr_config &= ~ROW_SIZE_MASK;
3218         switch (rdev->config.si.mem_row_size_in_kb) {
3219         case 1:
3220         default:
3221                 gb_addr_config |= ROW_SIZE(0);
3222                 break;
3223         case 2:
3224                 gb_addr_config |= ROW_SIZE(1);
3225                 break;
3226         case 4:
3227                 gb_addr_config |= ROW_SIZE(2);
3228                 break;
3229         }
3230
3231         /* setup tiling info dword.  gb_addr_config is not adequate since it does
3232          * not have bank info, so create a custom tiling dword.
3233          * bits 3:0   num_pipes
3234          * bits 7:4   num_banks
3235          * bits 11:8  group_size
3236          * bits 15:12 row_size
3237          */
3238         rdev->config.si.tile_config = 0;
3239         switch (rdev->config.si.num_tile_pipes) {
3240         case 1:
3241                 rdev->config.si.tile_config |= (0 << 0);
3242                 break;
3243         case 2:
3244                 rdev->config.si.tile_config |= (1 << 0);
3245                 break;
3246         case 4:
3247                 rdev->config.si.tile_config |= (2 << 0);
3248                 break;
3249         case 8:
3250         default:
3251                 /* XXX what about 12? */
3252                 rdev->config.si.tile_config |= (3 << 0);
3253                 break;
3254         }       
3255         switch ((mc_arb_ramcfg & NOOFBANK_MASK) >> NOOFBANK_SHIFT) {
3256         case 0: /* four banks */
3257                 rdev->config.si.tile_config |= 0 << 4;
3258                 break;
3259         case 1: /* eight banks */
3260                 rdev->config.si.tile_config |= 1 << 4;
3261                 break;
3262         case 2: /* sixteen banks */
3263         default:
3264                 rdev->config.si.tile_config |= 2 << 4;
3265                 break;
3266         }
3267         rdev->config.si.tile_config |=
3268                 ((gb_addr_config & PIPE_INTERLEAVE_SIZE_MASK) >> PIPE_INTERLEAVE_SIZE_SHIFT) << 8;
3269         rdev->config.si.tile_config |=
3270                 ((gb_addr_config & ROW_SIZE_MASK) >> ROW_SIZE_SHIFT) << 12;
3271
3272         WREG32(GB_ADDR_CONFIG, gb_addr_config);
3273         WREG32(DMIF_ADDR_CONFIG, gb_addr_config);
3274         WREG32(DMIF_ADDR_CALC, gb_addr_config);
3275         WREG32(HDP_ADDR_CONFIG, gb_addr_config);
3276         WREG32(DMA_TILING_CONFIG + DMA0_REGISTER_OFFSET, gb_addr_config);
3277         WREG32(DMA_TILING_CONFIG + DMA1_REGISTER_OFFSET, gb_addr_config);
3278         if (rdev->has_uvd) {
3279                 WREG32(UVD_UDEC_ADDR_CONFIG, gb_addr_config);
3280                 WREG32(UVD_UDEC_DB_ADDR_CONFIG, gb_addr_config);
3281                 WREG32(UVD_UDEC_DBW_ADDR_CONFIG, gb_addr_config);
3282         }
3283
3284         si_tiling_mode_table_init(rdev);
3285
3286         si_setup_rb(rdev, rdev->config.si.max_shader_engines,
3287                     rdev->config.si.max_sh_per_se,
3288                     rdev->config.si.max_backends_per_se);
3289
3290         si_setup_spi(rdev, rdev->config.si.max_shader_engines,
3291                      rdev->config.si.max_sh_per_se,
3292                      rdev->config.si.max_cu_per_sh);
3293
3294         rdev->config.si.active_cus = 0;
3295         for (i = 0; i < rdev->config.si.max_shader_engines; i++) {
3296                 for (j = 0; j < rdev->config.si.max_sh_per_se; j++) {
3297                         rdev->config.si.active_cus +=
3298                                 hweight32(si_get_cu_active_bitmap(rdev, i, j));
3299                 }
3300         }
3301
3302         /* set HW defaults for 3D engine */
3303         WREG32(CP_QUEUE_THRESHOLDS, (ROQ_IB1_START(0x16) |
3304                                      ROQ_IB2_START(0x2b)));
3305         WREG32(CP_MEQ_THRESHOLDS, MEQ1_START(0x30) | MEQ2_START(0x60));
3306
3307         sx_debug_1 = RREG32(SX_DEBUG_1);
3308         WREG32(SX_DEBUG_1, sx_debug_1);
3309
3310         WREG32(SPI_CONFIG_CNTL_1, VTX_DONE_DELAY(4));
3311
3312         WREG32(PA_SC_FIFO_SIZE, (SC_FRONTEND_PRIM_FIFO_SIZE(rdev->config.si.sc_prim_fifo_size_frontend) |
3313                                  SC_BACKEND_PRIM_FIFO_SIZE(rdev->config.si.sc_prim_fifo_size_backend) |
3314                                  SC_HIZ_TILE_FIFO_SIZE(rdev->config.si.sc_hiz_tile_fifo_size) |
3315                                  SC_EARLYZ_TILE_FIFO_SIZE(rdev->config.si.sc_earlyz_tile_fifo_size)));
3316
3317         WREG32(VGT_NUM_INSTANCES, 1);
3318
3319         WREG32(CP_PERFMON_CNTL, 0);
3320
3321         WREG32(SQ_CONFIG, 0);
3322
3323         WREG32(PA_SC_FORCE_EOV_MAX_CNTS, (FORCE_EOV_MAX_CLK_CNT(4095) |
3324                                           FORCE_EOV_MAX_REZ_CNT(255)));
3325
3326         WREG32(VGT_CACHE_INVALIDATION, CACHE_INVALIDATION(VC_AND_TC) |
3327                AUTO_INVLD_EN(ES_AND_GS_AUTO));
3328
3329         WREG32(VGT_GS_VERTEX_REUSE, 16);
3330         WREG32(PA_SC_LINE_STIPPLE_STATE, 0);
3331
3332         WREG32(CB_PERFCOUNTER0_SELECT0, 0);
3333         WREG32(CB_PERFCOUNTER0_SELECT1, 0);
3334         WREG32(CB_PERFCOUNTER1_SELECT0, 0);
3335         WREG32(CB_PERFCOUNTER1_SELECT1, 0);
3336         WREG32(CB_PERFCOUNTER2_SELECT0, 0);
3337         WREG32(CB_PERFCOUNTER2_SELECT1, 0);
3338         WREG32(CB_PERFCOUNTER3_SELECT0, 0);
3339         WREG32(CB_PERFCOUNTER3_SELECT1, 0);
3340
3341         tmp = RREG32(HDP_MISC_CNTL);
3342         tmp |= HDP_FLUSH_INVALIDATE_CACHE;
3343         WREG32(HDP_MISC_CNTL, tmp);
3344
3345         hdp_host_path_cntl = RREG32(HDP_HOST_PATH_CNTL);
3346         WREG32(HDP_HOST_PATH_CNTL, hdp_host_path_cntl);
3347
3348         WREG32(PA_CL_ENHANCE, CLIP_VTX_REORDER_ENA | NUM_CLIP_SEQ(3));
3349
3350         udelay(50);
3351 }
3352
3353 /*
3354  * GPU scratch registers helpers function.
3355  */
3356 static void si_scratch_init(struct radeon_device *rdev)
3357 {
3358         int i;
3359
3360         rdev->scratch.num_reg = 7;
3361         rdev->scratch.reg_base = SCRATCH_REG0;
3362         for (i = 0; i < rdev->scratch.num_reg; i++) {
3363                 rdev->scratch.free[i] = true;
3364                 rdev->scratch.reg[i] = rdev->scratch.reg_base + (i * 4);
3365         }
3366 }
3367
3368 void si_fence_ring_emit(struct radeon_device *rdev,
3369                         struct radeon_fence *fence)
3370 {
3371         struct radeon_ring *ring = &rdev->ring[fence->ring];
3372         u64 addr = rdev->fence_drv[fence->ring].gpu_addr;
3373
3374         /* flush read cache over gart */
3375         radeon_ring_write(ring, PACKET3(PACKET3_SET_CONFIG_REG, 1));
3376         radeon_ring_write(ring, (CP_COHER_CNTL2 - PACKET3_SET_CONFIG_REG_START) >> 2);
3377         radeon_ring_write(ring, 0);
3378         radeon_ring_write(ring, PACKET3(PACKET3_SURFACE_SYNC, 3));
3379         radeon_ring_write(ring, PACKET3_TCL1_ACTION_ENA |
3380                           PACKET3_TC_ACTION_ENA |
3381                           PACKET3_SH_KCACHE_ACTION_ENA |
3382                           PACKET3_SH_ICACHE_ACTION_ENA);
3383         radeon_ring_write(ring, 0xFFFFFFFF);
3384         radeon_ring_write(ring, 0);
3385         radeon_ring_write(ring, 10); /* poll interval */
3386         /* EVENT_WRITE_EOP - flush caches, send int */
3387         radeon_ring_write(ring, PACKET3(PACKET3_EVENT_WRITE_EOP, 4));
3388         radeon_ring_write(ring, EVENT_TYPE(CACHE_FLUSH_AND_INV_TS_EVENT) | EVENT_INDEX(5));
3389         radeon_ring_write(ring, lower_32_bits(addr));
3390         radeon_ring_write(ring, (upper_32_bits(addr) & 0xff) | DATA_SEL(1) | INT_SEL(2));
3391         radeon_ring_write(ring, fence->seq);
3392         radeon_ring_write(ring, 0);
3393 }
3394
3395 /*
3396  * IB stuff
3397  */
3398 void si_ring_ib_execute(struct radeon_device *rdev, struct radeon_ib *ib)
3399 {
3400         struct radeon_ring *ring = &rdev->ring[ib->ring];
3401         unsigned vm_id = ib->vm ? ib->vm->ids[ib->ring].id : 0;
3402         u32 header;
3403
3404         if (ib->is_const_ib) {
3405                 /* set switch buffer packet before const IB */
3406                 radeon_ring_write(ring, PACKET3(PACKET3_SWITCH_BUFFER, 0));
3407                 radeon_ring_write(ring, 0);
3408
3409                 header = PACKET3(PACKET3_INDIRECT_BUFFER_CONST, 2);
3410         } else {
3411                 u32 next_rptr;
3412                 if (ring->rptr_save_reg) {
3413                         next_rptr = ring->wptr + 3 + 4 + 8;
3414                         radeon_ring_write(ring, PACKET3(PACKET3_SET_CONFIG_REG, 1));
3415                         radeon_ring_write(ring, ((ring->rptr_save_reg -
3416                                                   PACKET3_SET_CONFIG_REG_START) >> 2));
3417                         radeon_ring_write(ring, next_rptr);
3418                 } else if (rdev->wb.enabled) {
3419                         next_rptr = ring->wptr + 5 + 4 + 8;
3420                         radeon_ring_write(ring, PACKET3(PACKET3_WRITE_DATA, 3));
3421                         radeon_ring_write(ring, (1 << 8));
3422                         radeon_ring_write(ring, ring->next_rptr_gpu_addr & 0xfffffffc);
3423                         radeon_ring_write(ring, upper_32_bits(ring->next_rptr_gpu_addr));
3424                         radeon_ring_write(ring, next_rptr);
3425                 }
3426
3427                 header = PACKET3(PACKET3_INDIRECT_BUFFER, 2);
3428         }
3429
3430         radeon_ring_write(ring, header);
3431         radeon_ring_write(ring,
3432 #ifdef __BIG_ENDIAN
3433                           (2 << 0) |
3434 #endif
3435                           (ib->gpu_addr & 0xFFFFFFFC));
3436         radeon_ring_write(ring, upper_32_bits(ib->gpu_addr) & 0xFFFF);
3437         radeon_ring_write(ring, ib->length_dw | (vm_id << 24));
3438
3439         if (!ib->is_const_ib) {
3440                 /* flush read cache over gart for this vmid */
3441                 radeon_ring_write(ring, PACKET3(PACKET3_SET_CONFIG_REG, 1));
3442                 radeon_ring_write(ring, (CP_COHER_CNTL2 - PACKET3_SET_CONFIG_REG_START) >> 2);
3443                 radeon_ring_write(ring, vm_id);
3444                 radeon_ring_write(ring, PACKET3(PACKET3_SURFACE_SYNC, 3));
3445                 radeon_ring_write(ring, PACKET3_TCL1_ACTION_ENA |
3446                                   PACKET3_TC_ACTION_ENA |
3447                                   PACKET3_SH_KCACHE_ACTION_ENA |
3448                                   PACKET3_SH_ICACHE_ACTION_ENA);
3449                 radeon_ring_write(ring, 0xFFFFFFFF);
3450                 radeon_ring_write(ring, 0);
3451                 radeon_ring_write(ring, 10); /* poll interval */
3452         }
3453 }
3454
3455 /*
3456  * CP.
3457  */
3458 static void si_cp_enable(struct radeon_device *rdev, bool enable)
3459 {
3460         if (enable)
3461                 WREG32(CP_ME_CNTL, 0);
3462         else {
3463                 if (rdev->asic->copy.copy_ring_index == RADEON_RING_TYPE_GFX_INDEX)
3464                         radeon_ttm_set_active_vram_size(rdev, rdev->mc.visible_vram_size);
3465                 WREG32(CP_ME_CNTL, (CP_ME_HALT | CP_PFP_HALT | CP_CE_HALT));
3466                 WREG32(SCRATCH_UMSK, 0);
3467                 rdev->ring[RADEON_RING_TYPE_GFX_INDEX].ready = false;
3468                 rdev->ring[CAYMAN_RING_TYPE_CP1_INDEX].ready = false;
3469                 rdev->ring[CAYMAN_RING_TYPE_CP2_INDEX].ready = false;
3470         }
3471         udelay(50);
3472 }
3473
3474 static int si_cp_load_microcode(struct radeon_device *rdev)
3475 {
3476         int i;
3477
3478         if (!rdev->me_fw || !rdev->pfp_fw || !rdev->ce_fw)
3479                 return -EINVAL;
3480
3481         si_cp_enable(rdev, false);
3482
3483         if (rdev->new_fw) {
3484                 const struct gfx_firmware_header_v1_0 *pfp_hdr =
3485                         (const struct gfx_firmware_header_v1_0 *)rdev->pfp_fw->data;
3486                 const struct gfx_firmware_header_v1_0 *ce_hdr =
3487                         (const struct gfx_firmware_header_v1_0 *)rdev->ce_fw->data;
3488                 const struct gfx_firmware_header_v1_0 *me_hdr =
3489                         (const struct gfx_firmware_header_v1_0 *)rdev->me_fw->data;
3490                 const __le32 *fw_data;
3491                 u32 fw_size;
3492
3493                 radeon_ucode_print_gfx_hdr(&pfp_hdr->header);
3494                 radeon_ucode_print_gfx_hdr(&ce_hdr->header);
3495                 radeon_ucode_print_gfx_hdr(&me_hdr->header);
3496
3497                 /* PFP */
3498                 fw_data = (const __le32 *)
3499                         (rdev->pfp_fw->data + le32_to_cpu(pfp_hdr->header.ucode_array_offset_bytes));
3500                 fw_size = le32_to_cpu(pfp_hdr->header.ucode_size_bytes) / 4;
3501                 WREG32(CP_PFP_UCODE_ADDR, 0);
3502                 for (i = 0; i < fw_size; i++)
3503                         WREG32(CP_PFP_UCODE_DATA, le32_to_cpup(fw_data++));
3504                 WREG32(CP_PFP_UCODE_ADDR, 0);
3505
3506                 /* CE */
3507                 fw_data = (const __le32 *)
3508                         (rdev->ce_fw->data + le32_to_cpu(ce_hdr->header.ucode_array_offset_bytes));
3509                 fw_size = le32_to_cpu(ce_hdr->header.ucode_size_bytes) / 4;
3510                 WREG32(CP_CE_UCODE_ADDR, 0);
3511                 for (i = 0; i < fw_size; i++)
3512                         WREG32(CP_CE_UCODE_DATA, le32_to_cpup(fw_data++));
3513                 WREG32(CP_CE_UCODE_ADDR, 0);
3514
3515                 /* ME */
3516                 fw_data = (const __be32 *)
3517                         (rdev->me_fw->data + le32_to_cpu(me_hdr->header.ucode_array_offset_bytes));
3518                 fw_size = le32_to_cpu(me_hdr->header.ucode_size_bytes) / 4;
3519                 WREG32(CP_ME_RAM_WADDR, 0);
3520                 for (i = 0; i < fw_size; i++)
3521                         WREG32(CP_ME_RAM_DATA, le32_to_cpup(fw_data++));
3522                 WREG32(CP_ME_RAM_WADDR, 0);
3523         } else {
3524                 const __be32 *fw_data;
3525
3526                 /* PFP */
3527                 fw_data = (const __be32 *)rdev->pfp_fw->data;
3528                 WREG32(CP_PFP_UCODE_ADDR, 0);
3529                 for (i = 0; i < SI_PFP_UCODE_SIZE; i++)
3530                         WREG32(CP_PFP_UCODE_DATA, be32_to_cpup(fw_data++));
3531                 WREG32(CP_PFP_UCODE_ADDR, 0);
3532
3533                 /* CE */
3534                 fw_data = (const __be32 *)rdev->ce_fw->data;
3535                 WREG32(CP_CE_UCODE_ADDR, 0);
3536                 for (i = 0; i < SI_CE_UCODE_SIZE; i++)
3537                         WREG32(CP_CE_UCODE_DATA, be32_to_cpup(fw_data++));
3538                 WREG32(CP_CE_UCODE_ADDR, 0);
3539
3540                 /* ME */
3541                 fw_data = (const __be32 *)rdev->me_fw->data;
3542                 WREG32(CP_ME_RAM_WADDR, 0);
3543                 for (i = 0; i < SI_PM4_UCODE_SIZE; i++)
3544                         WREG32(CP_ME_RAM_DATA, be32_to_cpup(fw_data++));
3545                 WREG32(CP_ME_RAM_WADDR, 0);
3546         }
3547
3548         WREG32(CP_PFP_UCODE_ADDR, 0);
3549         WREG32(CP_CE_UCODE_ADDR, 0);
3550         WREG32(CP_ME_RAM_WADDR, 0);
3551         WREG32(CP_ME_RAM_RADDR, 0);
3552         return 0;
3553 }
3554
3555 static int si_cp_start(struct radeon_device *rdev)
3556 {
3557         struct radeon_ring *ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX];
3558         int r, i;
3559
3560         r = radeon_ring_lock(rdev, ring, 7 + 4);
3561         if (r) {
3562                 DRM_ERROR("radeon: cp failed to lock ring (%d).\n", r);
3563                 return r;
3564         }
3565         /* init the CP */
3566         radeon_ring_write(ring, PACKET3(PACKET3_ME_INITIALIZE, 5));
3567         radeon_ring_write(ring, 0x1);
3568         radeon_ring_write(ring, 0x0);
3569         radeon_ring_write(ring, rdev->config.si.max_hw_contexts - 1);
3570         radeon_ring_write(ring, PACKET3_ME_INITIALIZE_DEVICE_ID(1));
3571         radeon_ring_write(ring, 0);
3572         radeon_ring_write(ring, 0);
3573
3574         /* init the CE partitions */
3575         radeon_ring_write(ring, PACKET3(PACKET3_SET_BASE, 2));
3576         radeon_ring_write(ring, PACKET3_BASE_INDEX(CE_PARTITION_BASE));
3577         radeon_ring_write(ring, 0xc000);
3578         radeon_ring_write(ring, 0xe000);
3579         radeon_ring_unlock_commit(rdev, ring, false);
3580
3581         si_cp_enable(rdev, true);
3582
3583         r = radeon_ring_lock(rdev, ring, si_default_size + 10);
3584         if (r) {
3585                 DRM_ERROR("radeon: cp failed to lock ring (%d).\n", r);
3586                 return r;
3587         }
3588
3589         /* setup clear context state */
3590         radeon_ring_write(ring, PACKET3(PACKET3_PREAMBLE_CNTL, 0));
3591         radeon_ring_write(ring, PACKET3_PREAMBLE_BEGIN_CLEAR_STATE);
3592
3593         for (i = 0; i < si_default_size; i++)
3594                 radeon_ring_write(ring, si_default_state[i]);
3595
3596         radeon_ring_write(ring, PACKET3(PACKET3_PREAMBLE_CNTL, 0));
3597         radeon_ring_write(ring, PACKET3_PREAMBLE_END_CLEAR_STATE);
3598
3599         /* set clear context state */
3600         radeon_ring_write(ring, PACKET3(PACKET3_CLEAR_STATE, 0));
3601         radeon_ring_write(ring, 0);
3602
3603         radeon_ring_write(ring, PACKET3(PACKET3_SET_CONTEXT_REG, 2));
3604         radeon_ring_write(ring, 0x00000316);
3605         radeon_ring_write(ring, 0x0000000e); /* VGT_VERTEX_REUSE_BLOCK_CNTL */
3606         radeon_ring_write(ring, 0x00000010); /* VGT_OUT_DEALLOC_CNTL */
3607
3608         radeon_ring_unlock_commit(rdev, ring, false);
3609
3610         for (i = RADEON_RING_TYPE_GFX_INDEX; i <= CAYMAN_RING_TYPE_CP2_INDEX; ++i) {
3611                 ring = &rdev->ring[i];
3612                 r = radeon_ring_lock(rdev, ring, 2);
3613
3614                 /* clear the compute context state */
3615                 radeon_ring_write(ring, PACKET3_COMPUTE(PACKET3_CLEAR_STATE, 0));
3616                 radeon_ring_write(ring, 0);
3617
3618                 radeon_ring_unlock_commit(rdev, ring, false);
3619         }
3620
3621         return 0;
3622 }
3623
3624 static void si_cp_fini(struct radeon_device *rdev)
3625 {
3626         struct radeon_ring *ring;
3627         si_cp_enable(rdev, false);
3628
3629         ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX];
3630         radeon_ring_fini(rdev, ring);
3631         radeon_scratch_free(rdev, ring->rptr_save_reg);
3632
3633         ring = &rdev->ring[CAYMAN_RING_TYPE_CP1_INDEX];
3634         radeon_ring_fini(rdev, ring);
3635         radeon_scratch_free(rdev, ring->rptr_save_reg);
3636
3637         ring = &rdev->ring[CAYMAN_RING_TYPE_CP2_INDEX];
3638         radeon_ring_fini(rdev, ring);
3639         radeon_scratch_free(rdev, ring->rptr_save_reg);
3640 }
3641
3642 static int si_cp_resume(struct radeon_device *rdev)
3643 {
3644         struct radeon_ring *ring;
3645         u32 tmp;
3646         u32 rb_bufsz;
3647         int r;
3648
3649         si_enable_gui_idle_interrupt(rdev, false);
3650
3651         WREG32(CP_SEM_WAIT_TIMER, 0x0);
3652         WREG32(CP_SEM_INCOMPLETE_TIMER_CNTL, 0x0);
3653
3654         /* Set the write pointer delay */
3655         WREG32(CP_RB_WPTR_DELAY, 0);
3656
3657         WREG32(CP_DEBUG, 0);
3658         WREG32(SCRATCH_ADDR, ((rdev->wb.gpu_addr + RADEON_WB_SCRATCH_OFFSET) >> 8) & 0xFFFFFFFF);
3659
3660         /* ring 0 - compute and gfx */
3661         /* Set ring buffer size */
3662         ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX];
3663         rb_bufsz = order_base_2(ring->ring_size / 8);
3664         tmp = (order_base_2(RADEON_GPU_PAGE_SIZE/8) << 8) | rb_bufsz;
3665 #ifdef __BIG_ENDIAN
3666         tmp |= BUF_SWAP_32BIT;
3667 #endif
3668         WREG32(CP_RB0_CNTL, tmp);
3669
3670         /* Initialize the ring buffer's read and write pointers */
3671         WREG32(CP_RB0_CNTL, tmp | RB_RPTR_WR_ENA);
3672         ring->wptr = 0;
3673         WREG32(CP_RB0_WPTR, ring->wptr);
3674
3675         /* set the wb address whether it's enabled or not */
3676         WREG32(CP_RB0_RPTR_ADDR, (rdev->wb.gpu_addr + RADEON_WB_CP_RPTR_OFFSET) & 0xFFFFFFFC);
3677         WREG32(CP_RB0_RPTR_ADDR_HI, upper_32_bits(rdev->wb.gpu_addr + RADEON_WB_CP_RPTR_OFFSET) & 0xFF);
3678
3679         if (rdev->wb.enabled)
3680                 WREG32(SCRATCH_UMSK, 0xff);
3681         else {
3682                 tmp |= RB_NO_UPDATE;
3683                 WREG32(SCRATCH_UMSK, 0);
3684         }
3685
3686         mdelay(1);
3687         WREG32(CP_RB0_CNTL, tmp);
3688
3689         WREG32(CP_RB0_BASE, ring->gpu_addr >> 8);
3690
3691         /* ring1  - compute only */
3692         /* Set ring buffer size */
3693         ring = &rdev->ring[CAYMAN_RING_TYPE_CP1_INDEX];
3694         rb_bufsz = order_base_2(ring->ring_size / 8);
3695         tmp = (order_base_2(RADEON_GPU_PAGE_SIZE/8) << 8) | rb_bufsz;
3696 #ifdef __BIG_ENDIAN
3697         tmp |= BUF_SWAP_32BIT;
3698 #endif
3699         WREG32(CP_RB1_CNTL, tmp);
3700
3701         /* Initialize the ring buffer's read and write pointers */
3702         WREG32(CP_RB1_CNTL, tmp | RB_RPTR_WR_ENA);
3703         ring->wptr = 0;
3704         WREG32(CP_RB1_WPTR, ring->wptr);
3705
3706         /* set the wb address whether it's enabled or not */
3707         WREG32(CP_RB1_RPTR_ADDR, (rdev->wb.gpu_addr + RADEON_WB_CP1_RPTR_OFFSET) & 0xFFFFFFFC);
3708         WREG32(CP_RB1_RPTR_ADDR_HI, upper_32_bits(rdev->wb.gpu_addr + RADEON_WB_CP1_RPTR_OFFSET) & 0xFF);
3709
3710         mdelay(1);
3711         WREG32(CP_RB1_CNTL, tmp);
3712
3713         WREG32(CP_RB1_BASE, ring->gpu_addr >> 8);
3714
3715         /* ring2 - compute only */
3716         /* Set ring buffer size */
3717         ring = &rdev->ring[CAYMAN_RING_TYPE_CP2_INDEX];
3718         rb_bufsz = order_base_2(ring->ring_size / 8);
3719         tmp = (order_base_2(RADEON_GPU_PAGE_SIZE/8) << 8) | rb_bufsz;
3720 #ifdef __BIG_ENDIAN
3721         tmp |= BUF_SWAP_32BIT;
3722 #endif
3723         WREG32(CP_RB2_CNTL, tmp);
3724
3725         /* Initialize the ring buffer's read and write pointers */
3726         WREG32(CP_RB2_CNTL, tmp | RB_RPTR_WR_ENA);
3727         ring->wptr = 0;
3728         WREG32(CP_RB2_WPTR, ring->wptr);
3729
3730         /* set the wb address whether it's enabled or not */
3731         WREG32(CP_RB2_RPTR_ADDR, (rdev->wb.gpu_addr + RADEON_WB_CP2_RPTR_OFFSET) & 0xFFFFFFFC);
3732         WREG32(CP_RB2_RPTR_ADDR_HI, upper_32_bits(rdev->wb.gpu_addr + RADEON_WB_CP2_RPTR_OFFSET) & 0xFF);
3733
3734         mdelay(1);
3735         WREG32(CP_RB2_CNTL, tmp);
3736
3737         WREG32(CP_RB2_BASE, ring->gpu_addr >> 8);
3738
3739         /* start the rings */
3740         si_cp_start(rdev);
3741         rdev->ring[RADEON_RING_TYPE_GFX_INDEX].ready = true;
3742         rdev->ring[CAYMAN_RING_TYPE_CP1_INDEX].ready = true;
3743         rdev->ring[CAYMAN_RING_TYPE_CP2_INDEX].ready = true;
3744         r = radeon_ring_test(rdev, RADEON_RING_TYPE_GFX_INDEX, &rdev->ring[RADEON_RING_TYPE_GFX_INDEX]);
3745         if (r) {
3746                 rdev->ring[RADEON_RING_TYPE_GFX_INDEX].ready = false;
3747                 rdev->ring[CAYMAN_RING_TYPE_CP1_INDEX].ready = false;
3748                 rdev->ring[CAYMAN_RING_TYPE_CP2_INDEX].ready = false;
3749                 return r;
3750         }
3751         r = radeon_ring_test(rdev, CAYMAN_RING_TYPE_CP1_INDEX, &rdev->ring[CAYMAN_RING_TYPE_CP1_INDEX]);
3752         if (r) {
3753                 rdev->ring[CAYMAN_RING_TYPE_CP1_INDEX].ready = false;
3754         }
3755         r = radeon_ring_test(rdev, CAYMAN_RING_TYPE_CP2_INDEX, &rdev->ring[CAYMAN_RING_TYPE_CP2_INDEX]);
3756         if (r) {
3757                 rdev->ring[CAYMAN_RING_TYPE_CP2_INDEX].ready = false;
3758         }
3759
3760         si_enable_gui_idle_interrupt(rdev, true);
3761
3762         if (rdev->asic->copy.copy_ring_index == RADEON_RING_TYPE_GFX_INDEX)
3763                 radeon_ttm_set_active_vram_size(rdev, rdev->mc.real_vram_size);
3764
3765         return 0;
3766 }
3767
3768 u32 si_gpu_check_soft_reset(struct radeon_device *rdev)
3769 {
3770         u32 reset_mask = 0;
3771         u32 tmp;
3772
3773         /* GRBM_STATUS */
3774         tmp = RREG32(GRBM_STATUS);
3775         if (tmp & (PA_BUSY | SC_BUSY |
3776                    BCI_BUSY | SX_BUSY |
3777                    TA_BUSY | VGT_BUSY |
3778                    DB_BUSY | CB_BUSY |
3779                    GDS_BUSY | SPI_BUSY |
3780                    IA_BUSY | IA_BUSY_NO_DMA))
3781                 reset_mask |= RADEON_RESET_GFX;
3782
3783         if (tmp & (CF_RQ_PENDING | PF_RQ_PENDING |
3784                    CP_BUSY | CP_COHERENCY_BUSY))
3785                 reset_mask |= RADEON_RESET_CP;
3786
3787         if (tmp & GRBM_EE_BUSY)
3788                 reset_mask |= RADEON_RESET_GRBM | RADEON_RESET_GFX | RADEON_RESET_CP;
3789
3790         /* GRBM_STATUS2 */
3791         tmp = RREG32(GRBM_STATUS2);
3792         if (tmp & (RLC_RQ_PENDING | RLC_BUSY))
3793                 reset_mask |= RADEON_RESET_RLC;
3794
3795         /* DMA_STATUS_REG 0 */
3796         tmp = RREG32(DMA_STATUS_REG + DMA0_REGISTER_OFFSET);
3797         if (!(tmp & DMA_IDLE))
3798                 reset_mask |= RADEON_RESET_DMA;
3799
3800         /* DMA_STATUS_REG 1 */
3801         tmp = RREG32(DMA_STATUS_REG + DMA1_REGISTER_OFFSET);
3802         if (!(tmp & DMA_IDLE))
3803                 reset_mask |= RADEON_RESET_DMA1;
3804
3805         /* SRBM_STATUS2 */
3806         tmp = RREG32(SRBM_STATUS2);
3807         if (tmp & DMA_BUSY)
3808                 reset_mask |= RADEON_RESET_DMA;
3809
3810         if (tmp & DMA1_BUSY)
3811                 reset_mask |= RADEON_RESET_DMA1;
3812
3813         /* SRBM_STATUS */
3814         tmp = RREG32(SRBM_STATUS);
3815
3816         if (tmp & IH_BUSY)
3817                 reset_mask |= RADEON_RESET_IH;
3818
3819         if (tmp & SEM_BUSY)
3820                 reset_mask |= RADEON_RESET_SEM;
3821
3822         if (tmp & GRBM_RQ_PENDING)
3823                 reset_mask |= RADEON_RESET_GRBM;
3824
3825         if (tmp & VMC_BUSY)
3826                 reset_mask |= RADEON_RESET_VMC;
3827
3828         if (tmp & (MCB_BUSY | MCB_NON_DISPLAY_BUSY |
3829                    MCC_BUSY | MCD_BUSY))
3830                 reset_mask |= RADEON_RESET_MC;
3831
3832         if (evergreen_is_display_hung(rdev))
3833                 reset_mask |= RADEON_RESET_DISPLAY;
3834
3835         /* VM_L2_STATUS */
3836         tmp = RREG32(VM_L2_STATUS);
3837         if (tmp & L2_BUSY)
3838                 reset_mask |= RADEON_RESET_VMC;
3839
3840         /* Skip MC reset as it's mostly likely not hung, just busy */
3841         if (reset_mask & RADEON_RESET_MC) {
3842                 DRM_DEBUG("MC busy: 0x%08X, clearing.\n", reset_mask);
3843                 reset_mask &= ~RADEON_RESET_MC;
3844         }
3845
3846         return reset_mask;
3847 }
3848
3849 static void si_gpu_soft_reset(struct radeon_device *rdev, u32 reset_mask)
3850 {
3851         struct evergreen_mc_save save;
3852         u32 grbm_soft_reset = 0, srbm_soft_reset = 0;
3853         u32 tmp;
3854
3855         if (reset_mask == 0)
3856                 return;
3857
3858         dev_info(rdev->dev, "GPU softreset: 0x%08X\n", reset_mask);
3859
3860         evergreen_print_gpu_status_regs(rdev);
3861         dev_info(rdev->dev, "  VM_CONTEXT1_PROTECTION_FAULT_ADDR   0x%08X\n",
3862                  RREG32(VM_CONTEXT1_PROTECTION_FAULT_ADDR));
3863         dev_info(rdev->dev, "  VM_CONTEXT1_PROTECTION_FAULT_STATUS 0x%08X\n",
3864                  RREG32(VM_CONTEXT1_PROTECTION_FAULT_STATUS));
3865
3866         /* disable PG/CG */
3867         si_fini_pg(rdev);
3868         si_fini_cg(rdev);
3869
3870         /* stop the rlc */
3871         si_rlc_stop(rdev);
3872
3873         /* Disable CP parsing/prefetching */
3874         WREG32(CP_ME_CNTL, CP_ME_HALT | CP_PFP_HALT | CP_CE_HALT);
3875
3876         if (reset_mask & RADEON_RESET_DMA) {
3877                 /* dma0 */
3878                 tmp = RREG32(DMA_RB_CNTL + DMA0_REGISTER_OFFSET);
3879                 tmp &= ~DMA_RB_ENABLE;
3880                 WREG32(DMA_RB_CNTL + DMA0_REGISTER_OFFSET, tmp);
3881         }
3882         if (reset_mask & RADEON_RESET_DMA1) {
3883                 /* dma1 */
3884                 tmp = RREG32(DMA_RB_CNTL + DMA1_REGISTER_OFFSET);
3885                 tmp &= ~DMA_RB_ENABLE;
3886                 WREG32(DMA_RB_CNTL + DMA1_REGISTER_OFFSET, tmp);
3887         }
3888
3889         udelay(50);
3890
3891         evergreen_mc_stop(rdev, &save);
3892         if (evergreen_mc_wait_for_idle(rdev)) {
3893                 dev_warn(rdev->dev, "Wait for MC idle timedout !\n");
3894         }
3895
3896         if (reset_mask & (RADEON_RESET_GFX | RADEON_RESET_COMPUTE | RADEON_RESET_CP)) {
3897                 grbm_soft_reset = SOFT_RESET_CB |
3898                         SOFT_RESET_DB |
3899                         SOFT_RESET_GDS |
3900                         SOFT_RESET_PA |
3901                         SOFT_RESET_SC |
3902                         SOFT_RESET_BCI |
3903                         SOFT_RESET_SPI |
3904                         SOFT_RESET_SX |
3905                         SOFT_RESET_TC |
3906                         SOFT_RESET_TA |
3907                         SOFT_RESET_VGT |
3908                         SOFT_RESET_IA;
3909         }
3910
3911         if (reset_mask & RADEON_RESET_CP) {
3912                 grbm_soft_reset |= SOFT_RESET_CP | SOFT_RESET_VGT;
3913
3914                 srbm_soft_reset |= SOFT_RESET_GRBM;
3915         }
3916
3917         if (reset_mask & RADEON_RESET_DMA)
3918                 srbm_soft_reset |= SOFT_RESET_DMA;
3919
3920         if (reset_mask & RADEON_RESET_DMA1)
3921                 srbm_soft_reset |= SOFT_RESET_DMA1;
3922
3923         if (reset_mask & RADEON_RESET_DISPLAY)
3924                 srbm_soft_reset |= SOFT_RESET_DC;
3925
3926         if (reset_mask & RADEON_RESET_RLC)
3927                 grbm_soft_reset |= SOFT_RESET_RLC;
3928
3929         if (reset_mask & RADEON_RESET_SEM)
3930                 srbm_soft_reset |= SOFT_RESET_SEM;
3931
3932         if (reset_mask & RADEON_RESET_IH)
3933                 srbm_soft_reset |= SOFT_RESET_IH;
3934
3935         if (reset_mask & RADEON_RESET_GRBM)
3936                 srbm_soft_reset |= SOFT_RESET_GRBM;
3937
3938         if (reset_mask & RADEON_RESET_VMC)
3939                 srbm_soft_reset |= SOFT_RESET_VMC;
3940
3941         if (reset_mask & RADEON_RESET_MC)
3942                 srbm_soft_reset |= SOFT_RESET_MC;
3943
3944         if (grbm_soft_reset) {
3945                 tmp = RREG32(GRBM_SOFT_RESET);
3946                 tmp |= grbm_soft_reset;
3947                 dev_info(rdev->dev, "GRBM_SOFT_RESET=0x%08X\n", tmp);
3948                 WREG32(GRBM_SOFT_RESET, tmp);
3949                 tmp = RREG32(GRBM_SOFT_RESET);
3950
3951                 udelay(50);
3952
3953                 tmp &= ~grbm_soft_reset;
3954                 WREG32(GRBM_SOFT_RESET, tmp);
3955                 tmp = RREG32(GRBM_SOFT_RESET);
3956         }
3957
3958         if (srbm_soft_reset) {
3959                 tmp = RREG32(SRBM_SOFT_RESET);
3960                 tmp |= srbm_soft_reset;
3961                 dev_info(rdev->dev, "SRBM_SOFT_RESET=0x%08X\n", tmp);
3962                 WREG32(SRBM_SOFT_RESET, tmp);
3963                 tmp = RREG32(SRBM_SOFT_RESET);
3964
3965                 udelay(50);
3966
3967                 tmp &= ~srbm_soft_reset;
3968                 WREG32(SRBM_SOFT_RESET, tmp);
3969                 tmp = RREG32(SRBM_SOFT_RESET);
3970         }
3971
3972         /* Wait a little for things to settle down */
3973         udelay(50);
3974
3975         evergreen_mc_resume(rdev, &save);
3976         udelay(50);
3977
3978         evergreen_print_gpu_status_regs(rdev);
3979 }
3980
3981 static void si_set_clk_bypass_mode(struct radeon_device *rdev)
3982 {
3983         u32 tmp, i;
3984
3985         tmp = RREG32(CG_SPLL_FUNC_CNTL);
3986         tmp |= SPLL_BYPASS_EN;
3987         WREG32(CG_SPLL_FUNC_CNTL, tmp);
3988
3989         tmp = RREG32(CG_SPLL_FUNC_CNTL_2);
3990         tmp |= SPLL_CTLREQ_CHG;
3991         WREG32(CG_SPLL_FUNC_CNTL_2, tmp);
3992
3993         for (i = 0; i < rdev->usec_timeout; i++) {
3994                 if (RREG32(SPLL_STATUS) & SPLL_CHG_STATUS)
3995                         break;
3996                 udelay(1);
3997         }
3998
3999         tmp = RREG32(CG_SPLL_FUNC_CNTL_2);
4000         tmp &= ~(SPLL_CTLREQ_CHG | SCLK_MUX_UPDATE);
4001         WREG32(CG_SPLL_FUNC_CNTL_2, tmp);
4002
4003         tmp = RREG32(MPLL_CNTL_MODE);
4004         tmp &= ~MPLL_MCLK_SEL;
4005         WREG32(MPLL_CNTL_MODE, tmp);
4006 }
4007
4008 static void si_spll_powerdown(struct radeon_device *rdev)
4009 {
4010         u32 tmp;
4011
4012         tmp = RREG32(SPLL_CNTL_MODE);
4013         tmp |= SPLL_SW_DIR_CONTROL;
4014         WREG32(SPLL_CNTL_MODE, tmp);
4015
4016         tmp = RREG32(CG_SPLL_FUNC_CNTL);
4017         tmp |= SPLL_RESET;
4018         WREG32(CG_SPLL_FUNC_CNTL, tmp);
4019
4020         tmp = RREG32(CG_SPLL_FUNC_CNTL);
4021         tmp |= SPLL_SLEEP;
4022         WREG32(CG_SPLL_FUNC_CNTL, tmp);
4023
4024         tmp = RREG32(SPLL_CNTL_MODE);
4025         tmp &= ~SPLL_SW_DIR_CONTROL;
4026         WREG32(SPLL_CNTL_MODE, tmp);
4027 }
4028
4029 static void si_gpu_pci_config_reset(struct radeon_device *rdev)
4030 {
4031         struct evergreen_mc_save save;
4032         u32 tmp, i;
4033
4034         dev_info(rdev->dev, "GPU pci config reset\n");
4035
4036         /* disable dpm? */
4037
4038         /* disable cg/pg */
4039         si_fini_pg(rdev);
4040         si_fini_cg(rdev);
4041
4042         /* Disable CP parsing/prefetching */
4043         WREG32(CP_ME_CNTL, CP_ME_HALT | CP_PFP_HALT | CP_CE_HALT);
4044         /* dma0 */
4045         tmp = RREG32(DMA_RB_CNTL + DMA0_REGISTER_OFFSET);
4046         tmp &= ~DMA_RB_ENABLE;
4047         WREG32(DMA_RB_CNTL + DMA0_REGISTER_OFFSET, tmp);
4048         /* dma1 */
4049         tmp = RREG32(DMA_RB_CNTL + DMA1_REGISTER_OFFSET);
4050         tmp &= ~DMA_RB_ENABLE;
4051         WREG32(DMA_RB_CNTL + DMA1_REGISTER_OFFSET, tmp);
4052         /* XXX other engines? */
4053
4054         /* halt the rlc, disable cp internal ints */
4055         si_rlc_stop(rdev);
4056
4057         udelay(50);
4058
4059         /* disable mem access */
4060         evergreen_mc_stop(rdev, &save);
4061         if (evergreen_mc_wait_for_idle(rdev)) {
4062                 dev_warn(rdev->dev, "Wait for MC idle timed out !\n");
4063         }
4064
4065         /* set mclk/sclk to bypass */
4066         si_set_clk_bypass_mode(rdev);
4067         /* powerdown spll */
4068         si_spll_powerdown(rdev);
4069         /* disable BM */
4070         pci_clear_master(rdev->pdev);
4071         /* reset */
4072         radeon_pci_config_reset(rdev);
4073         /* wait for asic to come out of reset */
4074         for (i = 0; i < rdev->usec_timeout; i++) {
4075                 if (RREG32(CONFIG_MEMSIZE) != 0xffffffff)
4076                         break;
4077                 udelay(1);
4078         }
4079 }
4080
4081 int si_asic_reset(struct radeon_device *rdev)
4082 {
4083         u32 reset_mask;
4084
4085         reset_mask = si_gpu_check_soft_reset(rdev);
4086
4087         if (reset_mask)
4088                 r600_set_bios_scratch_engine_hung(rdev, true);
4089
4090         /* try soft reset */
4091         si_gpu_soft_reset(rdev, reset_mask);
4092
4093         reset_mask = si_gpu_check_soft_reset(rdev);
4094
4095         /* try pci config reset */
4096         if (reset_mask && radeon_hard_reset)
4097                 si_gpu_pci_config_reset(rdev);
4098
4099         reset_mask = si_gpu_check_soft_reset(rdev);
4100
4101         if (!reset_mask)
4102                 r600_set_bios_scratch_engine_hung(rdev, false);
4103
4104         return 0;
4105 }
4106
4107 /**
4108  * si_gfx_is_lockup - Check if the GFX engine is locked up
4109  *
4110  * @rdev: radeon_device pointer
4111  * @ring: radeon_ring structure holding ring information
4112  *
4113  * Check if the GFX engine is locked up.
4114  * Returns true if the engine appears to be locked up, false if not.
4115  */
4116 bool si_gfx_is_lockup(struct radeon_device *rdev, struct radeon_ring *ring)
4117 {
4118         u32 reset_mask = si_gpu_check_soft_reset(rdev);
4119
4120         if (!(reset_mask & (RADEON_RESET_GFX |
4121                             RADEON_RESET_COMPUTE |
4122                             RADEON_RESET_CP))) {
4123                 radeon_ring_lockup_update(rdev, ring);
4124                 return false;
4125         }
4126         return radeon_ring_test_lockup(rdev, ring);
4127 }
4128
4129 /* MC */
4130 static void si_mc_program(struct radeon_device *rdev)
4131 {
4132         struct evergreen_mc_save save;
4133         u32 tmp;
4134         int i, j;
4135
4136         /* Initialize HDP */
4137         for (i = 0, j = 0; i < 32; i++, j += 0x18) {
4138                 WREG32((0x2c14 + j), 0x00000000);
4139                 WREG32((0x2c18 + j), 0x00000000);
4140                 WREG32((0x2c1c + j), 0x00000000);
4141                 WREG32((0x2c20 + j), 0x00000000);
4142                 WREG32((0x2c24 + j), 0x00000000);
4143         }
4144         WREG32(HDP_REG_COHERENCY_FLUSH_CNTL, 0);
4145
4146         evergreen_mc_stop(rdev, &save);
4147         if (radeon_mc_wait_for_idle(rdev)) {
4148                 dev_warn(rdev->dev, "Wait for MC idle timedout !\n");
4149         }
4150         if (!ASIC_IS_NODCE(rdev))
4151                 /* Lockout access through VGA aperture*/
4152                 WREG32(VGA_HDP_CONTROL, VGA_MEMORY_DISABLE);
4153         /* Update configuration */
4154         WREG32(MC_VM_SYSTEM_APERTURE_LOW_ADDR,
4155                rdev->mc.vram_start >> 12);
4156         WREG32(MC_VM_SYSTEM_APERTURE_HIGH_ADDR,
4157                rdev->mc.vram_end >> 12);
4158         WREG32(MC_VM_SYSTEM_APERTURE_DEFAULT_ADDR,
4159                rdev->vram_scratch.gpu_addr >> 12);
4160         tmp = ((rdev->mc.vram_end >> 24) & 0xFFFF) << 16;
4161         tmp |= ((rdev->mc.vram_start >> 24) & 0xFFFF);
4162         WREG32(MC_VM_FB_LOCATION, tmp);
4163         /* XXX double check these! */
4164         WREG32(HDP_NONSURFACE_BASE, (rdev->mc.vram_start >> 8));
4165         WREG32(HDP_NONSURFACE_INFO, (2 << 7) | (1 << 30));
4166         WREG32(HDP_NONSURFACE_SIZE, 0x3FFFFFFF);
4167         WREG32(MC_VM_AGP_BASE, 0);
4168         WREG32(MC_VM_AGP_TOP, 0x0FFFFFFF);
4169         WREG32(MC_VM_AGP_BOT, 0x0FFFFFFF);
4170         if (radeon_mc_wait_for_idle(rdev)) {
4171                 dev_warn(rdev->dev, "Wait for MC idle timedout !\n");
4172         }
4173         evergreen_mc_resume(rdev, &save);
4174         if (!ASIC_IS_NODCE(rdev)) {
4175                 /* we need to own VRAM, so turn off the VGA renderer here
4176                  * to stop it overwriting our objects */
4177                 rv515_vga_render_disable(rdev);
4178         }
4179 }
4180
4181 void si_vram_gtt_location(struct radeon_device *rdev,
4182                           struct radeon_mc *mc)
4183 {
4184         if (mc->mc_vram_size > 0xFFC0000000ULL) {
4185                 /* leave room for at least 1024M GTT */
4186                 dev_warn(rdev->dev, "limiting VRAM\n");
4187                 mc->real_vram_size = 0xFFC0000000ULL;
4188                 mc->mc_vram_size = 0xFFC0000000ULL;
4189         }
4190         radeon_vram_location(rdev, &rdev->mc, 0);
4191         rdev->mc.gtt_base_align = 0;
4192         radeon_gtt_location(rdev, mc);
4193 }
4194
4195 static int si_mc_init(struct radeon_device *rdev)
4196 {
4197         u32 tmp;
4198         int chansize, numchan;
4199
4200         /* Get VRAM informations */
4201         rdev->mc.vram_is_ddr = true;
4202         tmp = RREG32(MC_ARB_RAMCFG);
4203         if (tmp & CHANSIZE_OVERRIDE) {
4204                 chansize = 16;
4205         } else if (tmp & CHANSIZE_MASK) {
4206                 chansize = 64;
4207         } else {
4208                 chansize = 32;
4209         }
4210         tmp = RREG32(MC_SHARED_CHMAP);
4211         switch ((tmp & NOOFCHAN_MASK) >> NOOFCHAN_SHIFT) {
4212         case 0:
4213         default:
4214                 numchan = 1;
4215                 break;
4216         case 1:
4217                 numchan = 2;
4218                 break;
4219         case 2:
4220                 numchan = 4;
4221                 break;
4222         case 3:
4223                 numchan = 8;
4224                 break;
4225         case 4:
4226                 numchan = 3;
4227                 break;
4228         case 5:
4229                 numchan = 6;
4230                 break;
4231         case 6:
4232                 numchan = 10;
4233                 break;
4234         case 7:
4235                 numchan = 12;
4236                 break;
4237         case 8:
4238                 numchan = 16;
4239                 break;
4240         }
4241         rdev->mc.vram_width = numchan * chansize;
4242         /* Could aper size report 0 ? */
4243         rdev->mc.aper_base = pci_resource_start(rdev->pdev, 0);
4244         rdev->mc.aper_size = pci_resource_len(rdev->pdev, 0);
4245         /* size in MB on si */
4246         tmp = RREG32(CONFIG_MEMSIZE);
4247         /* some boards may have garbage in the upper 16 bits */
4248         if (tmp & 0xffff0000) {
4249                 DRM_INFO("Probable bad vram size: 0x%08x\n", tmp);
4250                 if (tmp & 0xffff)
4251                         tmp &= 0xffff;
4252         }
4253         rdev->mc.mc_vram_size = tmp * 1024ULL * 1024ULL;
4254         rdev->mc.real_vram_size = rdev->mc.mc_vram_size;
4255         rdev->mc.visible_vram_size = rdev->mc.aper_size;
4256         si_vram_gtt_location(rdev, &rdev->mc);
4257         radeon_update_bandwidth_info(rdev);
4258
4259         return 0;
4260 }
4261
4262 /*
4263  * GART
4264  */
4265 void si_pcie_gart_tlb_flush(struct radeon_device *rdev)
4266 {
4267         /* flush hdp cache */
4268         WREG32(HDP_MEM_COHERENCY_FLUSH_CNTL, 0x1);
4269
4270         /* bits 0-15 are the VM contexts0-15 */
4271         WREG32(VM_INVALIDATE_REQUEST, 1);
4272 }
4273
4274 static int si_pcie_gart_enable(struct radeon_device *rdev)
4275 {
4276         int r, i;
4277
4278         if (rdev->gart.robj == NULL) {
4279                 dev_err(rdev->dev, "No VRAM object for PCIE GART.\n");
4280                 return -EINVAL;
4281         }
4282         r = radeon_gart_table_vram_pin(rdev);
4283         if (r)
4284                 return r;
4285         /* Setup TLB control */
4286         WREG32(MC_VM_MX_L1_TLB_CNTL,
4287                (0xA << 7) |
4288                ENABLE_L1_TLB |
4289                ENABLE_L1_FRAGMENT_PROCESSING |
4290                SYSTEM_ACCESS_MODE_NOT_IN_SYS |
4291                ENABLE_ADVANCED_DRIVER_MODEL |
4292                SYSTEM_APERTURE_UNMAPPED_ACCESS_PASS_THRU);
4293         /* Setup L2 cache */
4294         WREG32(VM_L2_CNTL, ENABLE_L2_CACHE |
4295                ENABLE_L2_FRAGMENT_PROCESSING |
4296                ENABLE_L2_PTE_CACHE_LRU_UPDATE_BY_WRITE |
4297                ENABLE_L2_PDE0_CACHE_LRU_UPDATE_BY_WRITE |
4298                EFFECTIVE_L2_QUEUE_SIZE(7) |
4299                CONTEXT1_IDENTITY_ACCESS_MODE(1));
4300         WREG32(VM_L2_CNTL2, INVALIDATE_ALL_L1_TLBS | INVALIDATE_L2_CACHE);
4301         WREG32(VM_L2_CNTL3, L2_CACHE_BIGK_ASSOCIATIVITY |
4302                BANK_SELECT(4) |
4303                L2_CACHE_BIGK_FRAGMENT_SIZE(4));
4304         /* setup context0 */
4305         WREG32(VM_CONTEXT0_PAGE_TABLE_START_ADDR, rdev->mc.gtt_start >> 12);
4306         WREG32(VM_CONTEXT0_PAGE_TABLE_END_ADDR, rdev->mc.gtt_end >> 12);
4307         WREG32(VM_CONTEXT0_PAGE_TABLE_BASE_ADDR, rdev->gart.table_addr >> 12);
4308         WREG32(VM_CONTEXT0_PROTECTION_FAULT_DEFAULT_ADDR,
4309                         (u32)(rdev->dummy_page.addr >> 12));
4310         WREG32(VM_CONTEXT0_CNTL2, 0);
4311         WREG32(VM_CONTEXT0_CNTL, (ENABLE_CONTEXT | PAGE_TABLE_DEPTH(0) |
4312                                   RANGE_PROTECTION_FAULT_ENABLE_DEFAULT));
4313
4314         WREG32(0x15D4, 0);
4315         WREG32(0x15D8, 0);
4316         WREG32(0x15DC, 0);
4317
4318         /* empty context1-15 */
4319         /* set vm size, must be a multiple of 4 */
4320         WREG32(VM_CONTEXT1_PAGE_TABLE_START_ADDR, 0);
4321         WREG32(VM_CONTEXT1_PAGE_TABLE_END_ADDR, rdev->vm_manager.max_pfn - 1);
4322         /* Assign the pt base to something valid for now; the pts used for
4323          * the VMs are determined by the application and setup and assigned
4324          * on the fly in the vm part of radeon_gart.c
4325          */
4326         for (i = 1; i < 16; i++) {
4327                 if (i < 8)
4328                         WREG32(VM_CONTEXT0_PAGE_TABLE_BASE_ADDR + (i << 2),
4329                                rdev->vm_manager.saved_table_addr[i]);
4330                 else
4331                         WREG32(VM_CONTEXT8_PAGE_TABLE_BASE_ADDR + ((i - 8) << 2),
4332                                rdev->vm_manager.saved_table_addr[i]);
4333         }
4334
4335         /* enable context1-15 */
4336         WREG32(VM_CONTEXT1_PROTECTION_FAULT_DEFAULT_ADDR,
4337                (u32)(rdev->dummy_page.addr >> 12));
4338         WREG32(VM_CONTEXT1_CNTL2, 4);
4339         WREG32(VM_CONTEXT1_CNTL, ENABLE_CONTEXT | PAGE_TABLE_DEPTH(1) |
4340                                 PAGE_TABLE_BLOCK_SIZE(radeon_vm_block_size - 9) |
4341                                 RANGE_PROTECTION_FAULT_ENABLE_INTERRUPT |
4342                                 RANGE_PROTECTION_FAULT_ENABLE_DEFAULT |
4343                                 DUMMY_PAGE_PROTECTION_FAULT_ENABLE_INTERRUPT |
4344                                 DUMMY_PAGE_PROTECTION_FAULT_ENABLE_DEFAULT |
4345                                 PDE0_PROTECTION_FAULT_ENABLE_INTERRUPT |
4346                                 PDE0_PROTECTION_FAULT_ENABLE_DEFAULT |
4347                                 VALID_PROTECTION_FAULT_ENABLE_INTERRUPT |
4348                                 VALID_PROTECTION_FAULT_ENABLE_DEFAULT |
4349                                 READ_PROTECTION_FAULT_ENABLE_INTERRUPT |
4350                                 READ_PROTECTION_FAULT_ENABLE_DEFAULT |
4351                                 WRITE_PROTECTION_FAULT_ENABLE_INTERRUPT |
4352                                 WRITE_PROTECTION_FAULT_ENABLE_DEFAULT);
4353
4354         si_pcie_gart_tlb_flush(rdev);
4355         DRM_INFO("PCIE GART of %uM enabled (table at 0x%016llX).\n",
4356                  (unsigned)(rdev->mc.gtt_size >> 20),
4357                  (unsigned long long)rdev->gart.table_addr);
4358         rdev->gart.ready = true;
4359         return 0;
4360 }
4361
4362 static void si_pcie_gart_disable(struct radeon_device *rdev)
4363 {
4364         unsigned i;
4365
4366         for (i = 1; i < 16; ++i) {
4367                 uint32_t reg;
4368                 if (i < 8)
4369                         reg = VM_CONTEXT0_PAGE_TABLE_BASE_ADDR + (i << 2);
4370                 else
4371                         reg = VM_CONTEXT8_PAGE_TABLE_BASE_ADDR + ((i - 8) << 2);
4372                 rdev->vm_manager.saved_table_addr[i] = RREG32(reg);
4373         }
4374
4375         /* Disable all tables */
4376         WREG32(VM_CONTEXT0_CNTL, 0);
4377         WREG32(VM_CONTEXT1_CNTL, 0);
4378         /* Setup TLB control */
4379         WREG32(MC_VM_MX_L1_TLB_CNTL, SYSTEM_ACCESS_MODE_NOT_IN_SYS |
4380                SYSTEM_APERTURE_UNMAPPED_ACCESS_PASS_THRU);
4381         /* Setup L2 cache */
4382         WREG32(VM_L2_CNTL, ENABLE_L2_PTE_CACHE_LRU_UPDATE_BY_WRITE |
4383                ENABLE_L2_PDE0_CACHE_LRU_UPDATE_BY_WRITE |
4384                EFFECTIVE_L2_QUEUE_SIZE(7) |
4385                CONTEXT1_IDENTITY_ACCESS_MODE(1));
4386         WREG32(VM_L2_CNTL2, 0);
4387         WREG32(VM_L2_CNTL3, L2_CACHE_BIGK_ASSOCIATIVITY |
4388                L2_CACHE_BIGK_FRAGMENT_SIZE(0));
4389         radeon_gart_table_vram_unpin(rdev);
4390 }
4391
4392 static void si_pcie_gart_fini(struct radeon_device *rdev)
4393 {
4394         si_pcie_gart_disable(rdev);
4395         radeon_gart_table_vram_free(rdev);
4396         radeon_gart_fini(rdev);
4397 }
4398
4399 /* vm parser */
4400 static bool si_vm_reg_valid(u32 reg)
4401 {
4402         /* context regs are fine */
4403         if (reg >= 0x28000)
4404                 return true;
4405
4406         /* check config regs */
4407         switch (reg) {
4408         case GRBM_GFX_INDEX:
4409         case CP_STRMOUT_CNTL:
4410         case VGT_VTX_VECT_EJECT_REG:
4411         case VGT_CACHE_INVALIDATION:
4412         case VGT_ESGS_RING_SIZE:
4413         case VGT_GSVS_RING_SIZE:
4414         case VGT_GS_VERTEX_REUSE:
4415         case VGT_PRIMITIVE_TYPE:
4416         case VGT_INDEX_TYPE:
4417         case VGT_NUM_INDICES:
4418         case VGT_NUM_INSTANCES:
4419         case VGT_TF_RING_SIZE:
4420         case VGT_HS_OFFCHIP_PARAM:
4421         case VGT_TF_MEMORY_BASE:
4422         case PA_CL_ENHANCE:
4423         case PA_SU_LINE_STIPPLE_VALUE:
4424         case PA_SC_LINE_STIPPLE_STATE:
4425         case PA_SC_ENHANCE:
4426         case SQC_CACHES:
4427         case SPI_STATIC_THREAD_MGMT_1:
4428         case SPI_STATIC_THREAD_MGMT_2:
4429         case SPI_STATIC_THREAD_MGMT_3:
4430         case SPI_PS_MAX_WAVE_ID:
4431         case SPI_CONFIG_CNTL:
4432         case SPI_CONFIG_CNTL_1:
4433         case TA_CNTL_AUX:
4434                 return true;
4435         default:
4436                 DRM_ERROR("Invalid register 0x%x in CS\n", reg);
4437                 return false;
4438         }
4439 }
4440
4441 static int si_vm_packet3_ce_check(struct radeon_device *rdev,
4442                                   u32 *ib, struct radeon_cs_packet *pkt)
4443 {
4444         switch (pkt->opcode) {
4445         case PACKET3_NOP:
4446         case PACKET3_SET_BASE:
4447         case PACKET3_SET_CE_DE_COUNTERS:
4448         case PACKET3_LOAD_CONST_RAM:
4449         case PACKET3_WRITE_CONST_RAM:
4450         case PACKET3_WRITE_CONST_RAM_OFFSET:
4451         case PACKET3_DUMP_CONST_RAM:
4452         case PACKET3_INCREMENT_CE_COUNTER:
4453         case PACKET3_WAIT_ON_DE_COUNTER:
4454         case PACKET3_CE_WRITE:
4455                 break;
4456         default:
4457                 DRM_ERROR("Invalid CE packet3: 0x%x\n", pkt->opcode);
4458                 return -EINVAL;
4459         }
4460         return 0;
4461 }
4462
4463 static int si_vm_packet3_cp_dma_check(u32 *ib, u32 idx)
4464 {
4465         u32 start_reg, reg, i;
4466         u32 command = ib[idx + 4];
4467         u32 info = ib[idx + 1];
4468         u32 idx_value = ib[idx];
4469         if (command & PACKET3_CP_DMA_CMD_SAS) {
4470                 /* src address space is register */
4471                 if (((info & 0x60000000) >> 29) == 0) {
4472                         start_reg = idx_value << 2;
4473                         if (command & PACKET3_CP_DMA_CMD_SAIC) {
4474                                 reg = start_reg;
4475                                 if (!si_vm_reg_valid(reg)) {
4476                                         DRM_ERROR("CP DMA Bad SRC register\n");
4477                                         return -EINVAL;
4478                                 }
4479                         } else {
4480                                 for (i = 0; i < (command & 0x1fffff); i++) {
4481                                         reg = start_reg + (4 * i);
4482                                         if (!si_vm_reg_valid(reg)) {
4483                                                 DRM_ERROR("CP DMA Bad SRC register\n");
4484                                                 return -EINVAL;
4485                                         }
4486                                 }
4487                         }
4488                 }
4489         }
4490         if (command & PACKET3_CP_DMA_CMD_DAS) {
4491                 /* dst address space is register */
4492                 if (((info & 0x00300000) >> 20) == 0) {
4493                         start_reg = ib[idx + 2];
4494                         if (command & PACKET3_CP_DMA_CMD_DAIC) {
4495                                 reg = start_reg;
4496                                 if (!si_vm_reg_valid(reg)) {
4497                                         DRM_ERROR("CP DMA Bad DST register\n");
4498                                         return -EINVAL;
4499                                 }
4500                         } else {
4501                                 for (i = 0; i < (command & 0x1fffff); i++) {
4502                                         reg = start_reg + (4 * i);
4503                                 if (!si_vm_reg_valid(reg)) {
4504                                                 DRM_ERROR("CP DMA Bad DST register\n");
4505                                                 return -EINVAL;
4506                                         }
4507                                 }
4508                         }
4509                 }
4510         }
4511         return 0;
4512 }
4513
4514 static int si_vm_packet3_gfx_check(struct radeon_device *rdev,
4515                                    u32 *ib, struct radeon_cs_packet *pkt)
4516 {
4517         int r;
4518         u32 idx = pkt->idx + 1;
4519         u32 idx_value = ib[idx];
4520         u32 start_reg, end_reg, reg, i;
4521
4522         switch (pkt->opcode) {
4523         case PACKET3_NOP:
4524         case PACKET3_SET_BASE:
4525         case PACKET3_CLEAR_STATE:
4526         case PACKET3_INDEX_BUFFER_SIZE:
4527         case PACKET3_DISPATCH_DIRECT:
4528         case PACKET3_DISPATCH_INDIRECT:
4529         case PACKET3_ALLOC_GDS:
4530         case PACKET3_WRITE_GDS_RAM:
4531         case PACKET3_ATOMIC_GDS:
4532         case PACKET3_ATOMIC:
4533         case PACKET3_OCCLUSION_QUERY:
4534         case PACKET3_SET_PREDICATION:
4535         case PACKET3_COND_EXEC:
4536         case PACKET3_PRED_EXEC:
4537         case PACKET3_DRAW_INDIRECT:
4538         case PACKET3_DRAW_INDEX_INDIRECT:
4539         case PACKET3_INDEX_BASE:
4540         case PACKET3_DRAW_INDEX_2:
4541         case PACKET3_CONTEXT_CONTROL:
4542         case PACKET3_INDEX_TYPE:
4543         case PACKET3_DRAW_INDIRECT_MULTI:
4544         case PACKET3_DRAW_INDEX_AUTO:
4545         case PACKET3_DRAW_INDEX_IMMD:
4546         case PACKET3_NUM_INSTANCES:
4547         case PACKET3_DRAW_INDEX_MULTI_AUTO:
4548         case PACKET3_STRMOUT_BUFFER_UPDATE:
4549         case PACKET3_DRAW_INDEX_OFFSET_2:
4550         case PACKET3_DRAW_INDEX_MULTI_ELEMENT:
4551         case PACKET3_DRAW_INDEX_INDIRECT_MULTI:
4552         case PACKET3_MPEG_INDEX:
4553         case PACKET3_WAIT_REG_MEM:
4554         case PACKET3_MEM_WRITE:
4555         case PACKET3_PFP_SYNC_ME:
4556         case PACKET3_SURFACE_SYNC:
4557         case PACKET3_EVENT_WRITE:
4558         case PACKET3_EVENT_WRITE_EOP:
4559         case PACKET3_EVENT_WRITE_EOS:
4560         case PACKET3_SET_CONTEXT_REG:
4561         case PACKET3_SET_CONTEXT_REG_INDIRECT:
4562         case PACKET3_SET_SH_REG:
4563         case PACKET3_SET_SH_REG_OFFSET:
4564         case PACKET3_INCREMENT_DE_COUNTER:
4565         case PACKET3_WAIT_ON_CE_COUNTER:
4566         case PACKET3_WAIT_ON_AVAIL_BUFFER:
4567         case PACKET3_ME_WRITE:
4568                 break;
4569         case PACKET3_COPY_DATA:
4570                 if ((idx_value & 0xf00) == 0) {
4571                         reg = ib[idx + 3] * 4;
4572                         if (!si_vm_reg_valid(reg))
4573                                 return -EINVAL;
4574                 }
4575                 break;
4576         case PACKET3_WRITE_DATA:
4577                 if ((idx_value & 0xf00) == 0) {
4578                         start_reg = ib[idx + 1] * 4;
4579                         if (idx_value & 0x10000) {
4580                                 if (!si_vm_reg_valid(start_reg))
4581                                         return -EINVAL;
4582                         } else {
4583                                 for (i = 0; i < (pkt->count - 2); i++) {
4584                                         reg = start_reg + (4 * i);
4585                                         if (!si_vm_reg_valid(reg))
4586                                                 return -EINVAL;
4587                                 }
4588                         }
4589                 }
4590                 break;
4591         case PACKET3_COND_WRITE:
4592                 if (idx_value & 0x100) {
4593                         reg = ib[idx + 5] * 4;
4594                         if (!si_vm_reg_valid(reg))
4595                                 return -EINVAL;
4596                 }
4597                 break;
4598         case PACKET3_COPY_DW:
4599                 if (idx_value & 0x2) {
4600                         reg = ib[idx + 3] * 4;
4601                         if (!si_vm_reg_valid(reg))
4602                                 return -EINVAL;
4603                 }
4604                 break;
4605         case PACKET3_SET_CONFIG_REG:
4606                 start_reg = (idx_value << 2) + PACKET3_SET_CONFIG_REG_START;
4607                 end_reg = 4 * pkt->count + start_reg - 4;
4608                 if ((start_reg < PACKET3_SET_CONFIG_REG_START) ||
4609                     (start_reg >= PACKET3_SET_CONFIG_REG_END) ||
4610                     (end_reg >= PACKET3_SET_CONFIG_REG_END)) {
4611                         DRM_ERROR("bad PACKET3_SET_CONFIG_REG\n");
4612                         return -EINVAL;
4613                 }
4614                 for (i = 0; i < pkt->count; i++) {
4615                         reg = start_reg + (4 * i);
4616                         if (!si_vm_reg_valid(reg))
4617                                 return -EINVAL;
4618                 }
4619                 break;
4620         case PACKET3_CP_DMA:
4621                 r = si_vm_packet3_cp_dma_check(ib, idx);
4622                 if (r)
4623                         return r;
4624                 break;
4625         default:
4626                 DRM_ERROR("Invalid GFX packet3: 0x%x\n", pkt->opcode);
4627                 return -EINVAL;
4628         }
4629         return 0;
4630 }
4631
4632 static int si_vm_packet3_compute_check(struct radeon_device *rdev,
4633                                        u32 *ib, struct radeon_cs_packet *pkt)
4634 {
4635         int r;
4636         u32 idx = pkt->idx + 1;
4637         u32 idx_value = ib[idx];
4638         u32 start_reg, reg, i;
4639
4640         switch (pkt->opcode) {
4641         case PACKET3_NOP:
4642         case PACKET3_SET_BASE:
4643         case PACKET3_CLEAR_STATE:
4644         case PACKET3_DISPATCH_DIRECT:
4645         case PACKET3_DISPATCH_INDIRECT:
4646         case PACKET3_ALLOC_GDS:
4647         case PACKET3_WRITE_GDS_RAM:
4648         case PACKET3_ATOMIC_GDS:
4649         case PACKET3_ATOMIC:
4650         case PACKET3_OCCLUSION_QUERY:
4651         case PACKET3_SET_PREDICATION:
4652         case PACKET3_COND_EXEC:
4653         case PACKET3_PRED_EXEC:
4654         case PACKET3_CONTEXT_CONTROL:
4655         case PACKET3_STRMOUT_BUFFER_UPDATE:
4656         case PACKET3_WAIT_REG_MEM:
4657         case PACKET3_MEM_WRITE:
4658         case PACKET3_PFP_SYNC_ME:
4659         case PACKET3_SURFACE_SYNC:
4660         case PACKET3_EVENT_WRITE:
4661         case PACKET3_EVENT_WRITE_EOP:
4662         case PACKET3_EVENT_WRITE_EOS:
4663         case PACKET3_SET_CONTEXT_REG:
4664         case PACKET3_SET_CONTEXT_REG_INDIRECT:
4665         case PACKET3_SET_SH_REG:
4666         case PACKET3_SET_SH_REG_OFFSET:
4667         case PACKET3_INCREMENT_DE_COUNTER:
4668         case PACKET3_WAIT_ON_CE_COUNTER:
4669         case PACKET3_WAIT_ON_AVAIL_BUFFER:
4670         case PACKET3_ME_WRITE:
4671                 break;
4672         case PACKET3_COPY_DATA:
4673                 if ((idx_value & 0xf00) == 0) {
4674                         reg = ib[idx + 3] * 4;
4675                         if (!si_vm_reg_valid(reg))
4676                                 return -EINVAL;
4677                 }
4678                 break;
4679         case PACKET3_WRITE_DATA:
4680                 if ((idx_value & 0xf00) == 0) {
4681                         start_reg = ib[idx + 1] * 4;
4682                         if (idx_value & 0x10000) {
4683                                 if (!si_vm_reg_valid(start_reg))
4684                                         return -EINVAL;
4685                         } else {
4686                                 for (i = 0; i < (pkt->count - 2); i++) {
4687                                         reg = start_reg + (4 * i);
4688                                         if (!si_vm_reg_valid(reg))
4689                                                 return -EINVAL;
4690                                 }
4691                         }
4692                 }
4693                 break;
4694         case PACKET3_COND_WRITE:
4695                 if (idx_value & 0x100) {
4696                         reg = ib[idx + 5] * 4;
4697                         if (!si_vm_reg_valid(reg))
4698                                 return -EINVAL;
4699                 }
4700                 break;
4701         case PACKET3_COPY_DW:
4702                 if (idx_value & 0x2) {
4703                         reg = ib[idx + 3] * 4;
4704                         if (!si_vm_reg_valid(reg))
4705                                 return -EINVAL;
4706                 }
4707                 break;
4708         case PACKET3_CP_DMA:
4709                 r = si_vm_packet3_cp_dma_check(ib, idx);
4710                 if (r)
4711                         return r;
4712                 break;
4713         default:
4714                 DRM_ERROR("Invalid Compute packet3: 0x%x\n", pkt->opcode);
4715                 return -EINVAL;
4716         }
4717         return 0;
4718 }
4719
4720 int si_ib_parse(struct radeon_device *rdev, struct radeon_ib *ib)
4721 {
4722         int ret = 0;
4723         u32 idx = 0, i;
4724         struct radeon_cs_packet pkt;
4725
4726         do {
4727                 pkt.idx = idx;
4728                 pkt.type = RADEON_CP_PACKET_GET_TYPE(ib->ptr[idx]);
4729                 pkt.count = RADEON_CP_PACKET_GET_COUNT(ib->ptr[idx]);
4730                 pkt.one_reg_wr = 0;
4731                 switch (pkt.type) {
4732                 case RADEON_PACKET_TYPE0:
4733                         dev_err(rdev->dev, "Packet0 not allowed!\n");
4734                         ret = -EINVAL;
4735                         break;
4736                 case RADEON_PACKET_TYPE2:
4737                         idx += 1;
4738                         break;
4739                 case RADEON_PACKET_TYPE3:
4740                         pkt.opcode = RADEON_CP_PACKET3_GET_OPCODE(ib->ptr[idx]);
4741                         if (ib->is_const_ib)
4742                                 ret = si_vm_packet3_ce_check(rdev, ib->ptr, &pkt);
4743                         else {
4744                                 switch (ib->ring) {
4745                                 case RADEON_RING_TYPE_GFX_INDEX:
4746                                         ret = si_vm_packet3_gfx_check(rdev, ib->ptr, &pkt);
4747                                         break;
4748                                 case CAYMAN_RING_TYPE_CP1_INDEX:
4749                                 case CAYMAN_RING_TYPE_CP2_INDEX:
4750                                         ret = si_vm_packet3_compute_check(rdev, ib->ptr, &pkt);
4751                                         break;
4752                                 default:
4753                                         dev_err(rdev->dev, "Non-PM4 ring %d !\n", ib->ring);
4754                                         ret = -EINVAL;
4755                                         break;
4756                                 }
4757                         }
4758                         idx += pkt.count + 2;
4759                         break;
4760                 default:
4761                         dev_err(rdev->dev, "Unknown packet type %d !\n", pkt.type);
4762                         ret = -EINVAL;
4763                         break;
4764                 }
4765                 if (ret) {
4766                         for (i = 0; i < ib->length_dw; i++) {
4767                                 if (i == idx)
4768                                         printk("\t0x%08x <---\n", ib->ptr[i]);
4769                                 else
4770                                         printk("\t0x%08x\n", ib->ptr[i]);
4771                         }
4772                         break;
4773                 }
4774         } while (idx < ib->length_dw);
4775
4776         return ret;
4777 }
4778
4779 /*
4780  * vm
4781  */
4782 int si_vm_init(struct radeon_device *rdev)
4783 {
4784         /* number of VMs */
4785         rdev->vm_manager.nvm = 16;
4786         /* base offset of vram pages */
4787         rdev->vm_manager.vram_base_offset = 0;
4788
4789         return 0;
4790 }
4791
4792 void si_vm_fini(struct radeon_device *rdev)
4793 {
4794 }
4795
4796 /**
4797  * si_vm_decode_fault - print human readable fault info
4798  *
4799  * @rdev: radeon_device pointer
4800  * @status: VM_CONTEXT1_PROTECTION_FAULT_STATUS register value
4801  * @addr: VM_CONTEXT1_PROTECTION_FAULT_ADDR register value
4802  *
4803  * Print human readable fault information (SI).
4804  */
4805 static void si_vm_decode_fault(struct radeon_device *rdev,
4806                                u32 status, u32 addr)
4807 {
4808         u32 mc_id = (status & MEMORY_CLIENT_ID_MASK) >> MEMORY_CLIENT_ID_SHIFT;
4809         u32 vmid = (status & FAULT_VMID_MASK) >> FAULT_VMID_SHIFT;
4810         u32 protections = (status & PROTECTIONS_MASK) >> PROTECTIONS_SHIFT;
4811         char *block;
4812
4813         if (rdev->family == CHIP_TAHITI) {
4814                 switch (mc_id) {
4815                 case 160:
4816                 case 144:
4817                 case 96:
4818                 case 80:
4819                 case 224:
4820                 case 208:
4821                 case 32:
4822                 case 16:
4823                         block = "CB";
4824                         break;
4825                 case 161:
4826                 case 145:
4827                 case 97:
4828                 case 81:
4829                 case 225:
4830                 case 209:
4831                 case 33:
4832                 case 17:
4833                         block = "CB_FMASK";
4834                         break;
4835                 case 162:
4836                 case 146:
4837                 case 98:
4838                 case 82:
4839                 case 226:
4840                 case 210:
4841                 case 34:
4842                 case 18:
4843                         block = "CB_CMASK";
4844                         break;
4845                 case 163:
4846                 case 147:
4847                 case 99:
4848                 case 83:
4849                 case 227:
4850                 case 211:
4851                 case 35:
4852                 case 19:
4853                         block = "CB_IMMED";
4854                         break;
4855                 case 164:
4856                 case 148:
4857                 case 100:
4858                 case 84:
4859                 case 228:
4860                 case 212:
4861                 case 36:
4862                 case 20:
4863                         block = "DB";
4864                         break;
4865                 case 165:
4866                 case 149:
4867                 case 101:
4868                 case 85:
4869                 case 229:
4870                 case 213:
4871                 case 37:
4872                 case 21:
4873                         block = "DB_HTILE";
4874                         break;
4875                 case 167:
4876                 case 151:
4877                 case 103:
4878                 case 87:
4879                 case 231:
4880                 case 215:
4881                 case 39:
4882                 case 23:
4883                         block = "DB_STEN";
4884                         break;
4885                 case 72:
4886                 case 68:
4887                 case 64:
4888                 case 8:
4889                 case 4:
4890                 case 0:
4891                 case 136:
4892                 case 132:
4893                 case 128:
4894                 case 200:
4895                 case 196:
4896                 case 192:
4897                         block = "TC";
4898                         break;
4899                 case 112:
4900                 case 48:
4901                         block = "CP";
4902                         break;
4903                 case 49:
4904                 case 177:
4905                 case 50:
4906                 case 178:
4907                         block = "SH";
4908                         break;
4909                 case 53:
4910                 case 190:
4911                         block = "VGT";
4912                         break;
4913                 case 117:
4914                         block = "IH";
4915                         break;
4916                 case 51:
4917                 case 115:
4918                         block = "RLC";
4919                         break;
4920                 case 119:
4921                 case 183:
4922                         block = "DMA0";
4923                         break;
4924                 case 61:
4925                         block = "DMA1";
4926                         break;
4927                 case 248:
4928                 case 120:
4929                         block = "HDP";
4930                         break;
4931                 default:
4932                         block = "unknown";
4933                         break;
4934                 }
4935         } else {
4936                 switch (mc_id) {
4937                 case 32:
4938                 case 16:
4939                 case 96:
4940                 case 80:
4941                 case 160:
4942                 case 144:
4943                 case 224:
4944                 case 208:
4945                         block = "CB";
4946                         break;
4947                 case 33:
4948                 case 17:
4949                 case 97:
4950                 case 81:
4951                 case 161:
4952                 case 145:
4953                 case 225:
4954                 case 209:
4955                         block = "CB_FMASK";
4956                         break;
4957                 case 34:
4958                 case 18:
4959                 case 98:
4960                 case 82:
4961                 case 162:
4962                 case 146:
4963                 case 226:
4964                 case 210:
4965                         block = "CB_CMASK";
4966                         break;
4967                 case 35:
4968                 case 19:
4969                 case 99:
4970                 case 83:
4971                 case 163:
4972                 case 147:
4973                 case 227:
4974                 case 211:
4975                         block = "CB_IMMED";
4976                         break;
4977                 case 36:
4978                 case 20:
4979                 case 100:
4980                 case 84:
4981                 case 164:
4982                 case 148:
4983                 case 228:
4984                 case 212:
4985                         block = "DB";
4986                         break;
4987                 case 37:
4988                 case 21:
4989                 case 101:
4990                 case 85:
4991                 case 165:
4992                 case 149:
4993                 case 229:
4994                 case 213:
4995                         block = "DB_HTILE";
4996                         break;
4997                 case 39:
4998                 case 23:
4999                 case 103:
5000                 case 87:
5001                 case 167:
5002                 case 151:
5003                 case 231:
5004                 case 215:
5005                         block = "DB_STEN";
5006                         break;
5007                 case 72:
5008                 case 68:
5009                 case 8:
5010                 case 4:
5011                 case 136:
5012                 case 132:
5013                 case 200:
5014                 case 196:
5015                         block = "TC";
5016                         break;
5017                 case 112:
5018                 case 48:
5019                         block = "CP";
5020                         break;
5021                 case 49:
5022                 case 177:
5023                 case 50:
5024                 case 178:
5025                         block = "SH";
5026                         break;
5027                 case 53:
5028                         block = "VGT";
5029                         break;
5030                 case 117:
5031                         block = "IH";
5032                         break;
5033                 case 51:
5034                 case 115:
5035                         block = "RLC";
5036                         break;
5037                 case 119:
5038                 case 183:
5039                         block = "DMA0";
5040                         break;
5041                 case 61:
5042                         block = "DMA1";
5043                         break;
5044                 case 248:
5045                 case 120:
5046                         block = "HDP";
5047                         break;
5048                 default:
5049                         block = "unknown";
5050                         break;
5051                 }
5052         }
5053
5054         printk("VM fault (0x%02x, vmid %d) at page %u, %s from %s (%d)\n",
5055                protections, vmid, addr,
5056                (status & MEMORY_CLIENT_RW_MASK) ? "write" : "read",
5057                block, mc_id);
5058 }
5059
5060 void si_vm_flush(struct radeon_device *rdev, struct radeon_ring *ring,
5061                  unsigned vm_id, uint64_t pd_addr)
5062 {
5063         /* write new base address */
5064         radeon_ring_write(ring, PACKET3(PACKET3_WRITE_DATA, 3));
5065         radeon_ring_write(ring, (WRITE_DATA_ENGINE_SEL(1) |
5066                                  WRITE_DATA_DST_SEL(0)));
5067
5068         if (vm_id < 8) {
5069                 radeon_ring_write(ring,
5070                                   (VM_CONTEXT0_PAGE_TABLE_BASE_ADDR + (vm_id << 2)) >> 2);
5071         } else {
5072                 radeon_ring_write(ring,
5073                                   (VM_CONTEXT8_PAGE_TABLE_BASE_ADDR + ((vm_id - 8) << 2)) >> 2);
5074         }
5075         radeon_ring_write(ring, 0);
5076         radeon_ring_write(ring, pd_addr >> 12);
5077
5078         /* flush hdp cache */
5079         radeon_ring_write(ring, PACKET3(PACKET3_WRITE_DATA, 3));
5080         radeon_ring_write(ring, (WRITE_DATA_ENGINE_SEL(1) |
5081                                  WRITE_DATA_DST_SEL(0)));
5082         radeon_ring_write(ring, HDP_MEM_COHERENCY_FLUSH_CNTL >> 2);
5083         radeon_ring_write(ring, 0);
5084         radeon_ring_write(ring, 0x1);
5085
5086         /* bits 0-15 are the VM contexts0-15 */
5087         radeon_ring_write(ring, PACKET3(PACKET3_WRITE_DATA, 3));
5088         radeon_ring_write(ring, (WRITE_DATA_ENGINE_SEL(1) |
5089                                  WRITE_DATA_DST_SEL(0)));
5090         radeon_ring_write(ring, VM_INVALIDATE_REQUEST >> 2);
5091         radeon_ring_write(ring, 0);
5092         radeon_ring_write(ring, 1 << vm_id);
5093
5094         /* wait for the invalidate to complete */
5095         radeon_ring_write(ring, PACKET3(PACKET3_WAIT_REG_MEM, 5));
5096         radeon_ring_write(ring, (WAIT_REG_MEM_FUNCTION(0) |  /* always */
5097                                  WAIT_REG_MEM_ENGINE(0))); /* me */
5098         radeon_ring_write(ring, VM_INVALIDATE_REQUEST >> 2);
5099         radeon_ring_write(ring, 0);
5100         radeon_ring_write(ring, 0); /* ref */
5101         radeon_ring_write(ring, 0); /* mask */
5102         radeon_ring_write(ring, 0x20); /* poll interval */
5103
5104         /* sync PFP to ME, otherwise we might get invalid PFP reads */
5105         radeon_ring_write(ring, PACKET3(PACKET3_PFP_SYNC_ME, 0));
5106         radeon_ring_write(ring, 0x0);
5107 }
5108
5109 /*
5110  *  Power and clock gating
5111  */
5112 static void si_wait_for_rlc_serdes(struct radeon_device *rdev)
5113 {
5114         int i;
5115
5116         for (i = 0; i < rdev->usec_timeout; i++) {
5117                 if (RREG32(RLC_SERDES_MASTER_BUSY_0) == 0)
5118                         break;
5119                 udelay(1);
5120         }
5121
5122         for (i = 0; i < rdev->usec_timeout; i++) {
5123                 if (RREG32(RLC_SERDES_MASTER_BUSY_1) == 0)
5124                         break;
5125                 udelay(1);
5126         }
5127 }
5128
5129 static void si_enable_gui_idle_interrupt(struct radeon_device *rdev,
5130                                          bool enable)
5131 {
5132         u32 tmp = RREG32(CP_INT_CNTL_RING0);
5133         u32 mask;
5134         int i;
5135
5136         if (enable)
5137                 tmp |= (CNTX_BUSY_INT_ENABLE | CNTX_EMPTY_INT_ENABLE);
5138         else
5139                 tmp &= ~(CNTX_BUSY_INT_ENABLE | CNTX_EMPTY_INT_ENABLE);
5140         WREG32(CP_INT_CNTL_RING0, tmp);
5141
5142         if (!enable) {
5143                 /* read a gfx register */
5144                 tmp = RREG32(DB_DEPTH_INFO);
5145
5146                 mask = RLC_BUSY_STATUS | GFX_POWER_STATUS | GFX_CLOCK_STATUS | GFX_LS_STATUS;
5147                 for (i = 0; i < rdev->usec_timeout; i++) {
5148                         if ((RREG32(RLC_STAT) & mask) == (GFX_CLOCK_STATUS | GFX_POWER_STATUS))
5149                                 break;
5150                         udelay(1);
5151                 }
5152         }
5153 }
5154
5155 static void si_set_uvd_dcm(struct radeon_device *rdev,
5156                            bool sw_mode)
5157 {
5158         u32 tmp, tmp2;
5159
5160         tmp = RREG32(UVD_CGC_CTRL);
5161         tmp &= ~(CLK_OD_MASK | CG_DT_MASK);
5162         tmp |= DCM | CG_DT(1) | CLK_OD(4);
5163
5164         if (sw_mode) {
5165                 tmp &= ~0x7ffff800;
5166                 tmp2 = DYN_OR_EN | DYN_RR_EN | G_DIV_ID(7);
5167         } else {
5168                 tmp |= 0x7ffff800;
5169                 tmp2 = 0;
5170         }
5171
5172         WREG32(UVD_CGC_CTRL, tmp);
5173         WREG32_UVD_CTX(UVD_CGC_CTRL2, tmp2);
5174 }
5175
5176 void si_init_uvd_internal_cg(struct radeon_device *rdev)
5177 {
5178         bool hw_mode = true;
5179
5180         if (hw_mode) {
5181                 si_set_uvd_dcm(rdev, false);
5182         } else {
5183                 u32 tmp = RREG32(UVD_CGC_CTRL);
5184                 tmp &= ~DCM;
5185                 WREG32(UVD_CGC_CTRL, tmp);
5186         }
5187 }
5188
5189 static u32 si_halt_rlc(struct radeon_device *rdev)
5190 {
5191         u32 data, orig;
5192
5193         orig = data = RREG32(RLC_CNTL);
5194
5195         if (data & RLC_ENABLE) {
5196                 data &= ~RLC_ENABLE;
5197                 WREG32(RLC_CNTL, data);
5198
5199                 si_wait_for_rlc_serdes(rdev);
5200         }
5201
5202         return orig;
5203 }
5204
5205 static void si_update_rlc(struct radeon_device *rdev, u32 rlc)
5206 {
5207         u32 tmp;
5208
5209         tmp = RREG32(RLC_CNTL);
5210         if (tmp != rlc)
5211                 WREG32(RLC_CNTL, rlc);
5212 }
5213
5214 static void si_enable_dma_pg(struct radeon_device *rdev, bool enable)
5215 {
5216         u32 data, orig;
5217
5218         orig = data = RREG32(DMA_PG);
5219         if (enable && (rdev->pg_flags & RADEON_PG_SUPPORT_SDMA))
5220                 data |= PG_CNTL_ENABLE;
5221         else
5222                 data &= ~PG_CNTL_ENABLE;
5223         if (orig != data)
5224                 WREG32(DMA_PG, data);
5225 }
5226
5227 static void si_init_dma_pg(struct radeon_device *rdev)
5228 {
5229         u32 tmp;
5230
5231         WREG32(DMA_PGFSM_WRITE,  0x00002000);
5232         WREG32(DMA_PGFSM_CONFIG, 0x100010ff);
5233
5234         for (tmp = 0; tmp < 5; tmp++)
5235                 WREG32(DMA_PGFSM_WRITE, 0);
5236 }
5237
5238 static void si_enable_gfx_cgpg(struct radeon_device *rdev,
5239                                bool enable)
5240 {
5241         u32 tmp;
5242
5243         if (enable && (rdev->pg_flags & RADEON_PG_SUPPORT_GFX_PG)) {
5244                 tmp = RLC_PUD(0x10) | RLC_PDD(0x10) | RLC_TTPD(0x10) | RLC_MSD(0x10);
5245                 WREG32(RLC_TTOP_D, tmp);
5246
5247                 tmp = RREG32(RLC_PG_CNTL);
5248                 tmp |= GFX_PG_ENABLE;
5249                 WREG32(RLC_PG_CNTL, tmp);
5250
5251                 tmp = RREG32(RLC_AUTO_PG_CTRL);
5252                 tmp |= AUTO_PG_EN;
5253                 WREG32(RLC_AUTO_PG_CTRL, tmp);
5254         } else {
5255                 tmp = RREG32(RLC_AUTO_PG_CTRL);
5256                 tmp &= ~AUTO_PG_EN;
5257                 WREG32(RLC_AUTO_PG_CTRL, tmp);
5258
5259                 tmp = RREG32(DB_RENDER_CONTROL);
5260         }
5261 }
5262
5263 static void si_init_gfx_cgpg(struct radeon_device *rdev)
5264 {
5265         u32 tmp;
5266
5267         WREG32(RLC_SAVE_AND_RESTORE_BASE, rdev->rlc.save_restore_gpu_addr >> 8);
5268
5269         tmp = RREG32(RLC_PG_CNTL);
5270         tmp |= GFX_PG_SRC;
5271         WREG32(RLC_PG_CNTL, tmp);
5272
5273         WREG32(RLC_CLEAR_STATE_RESTORE_BASE, rdev->rlc.clear_state_gpu_addr >> 8);
5274
5275         tmp = RREG32(RLC_AUTO_PG_CTRL);
5276
5277         tmp &= ~GRBM_REG_SGIT_MASK;
5278         tmp |= GRBM_REG_SGIT(0x700);
5279         tmp &= ~PG_AFTER_GRBM_REG_ST_MASK;
5280         WREG32(RLC_AUTO_PG_CTRL, tmp);
5281 }
5282
5283 static u32 si_get_cu_active_bitmap(struct radeon_device *rdev, u32 se, u32 sh)
5284 {
5285         u32 mask = 0, tmp, tmp1;
5286         int i;
5287
5288         si_select_se_sh(rdev, se, sh);
5289         tmp = RREG32(CC_GC_SHADER_ARRAY_CONFIG);
5290         tmp1 = RREG32(GC_USER_SHADER_ARRAY_CONFIG);
5291         si_select_se_sh(rdev, 0xffffffff, 0xffffffff);
5292
5293         tmp &= 0xffff0000;
5294
5295         tmp |= tmp1;
5296         tmp >>= 16;
5297
5298         for (i = 0; i < rdev->config.si.max_cu_per_sh; i ++) {
5299                 mask <<= 1;
5300                 mask |= 1;
5301         }
5302
5303         return (~tmp) & mask;
5304 }
5305
5306 static void si_init_ao_cu_mask(struct radeon_device *rdev)
5307 {
5308         u32 i, j, k, active_cu_number = 0;
5309         u32 mask, counter, cu_bitmap;
5310         u32 tmp = 0;
5311
5312         for (i = 0; i < rdev->config.si.max_shader_engines; i++) {
5313                 for (j = 0; j < rdev->config.si.max_sh_per_se; j++) {
5314                         mask = 1;
5315                         cu_bitmap = 0;
5316                         counter  = 0;
5317                         for (k = 0; k < rdev->config.si.max_cu_per_sh; k++) {
5318                                 if (si_get_cu_active_bitmap(rdev, i, j) & mask) {
5319                                         if (counter < 2)
5320                                                 cu_bitmap |= mask;
5321                                         counter++;
5322                                 }
5323                                 mask <<= 1;
5324                         }
5325
5326                         active_cu_number += counter;
5327                         tmp |= (cu_bitmap << (i * 16 + j * 8));
5328                 }
5329         }
5330
5331         WREG32(RLC_PG_AO_CU_MASK, tmp);
5332
5333         tmp = RREG32(RLC_MAX_PG_CU);
5334         tmp &= ~MAX_PU_CU_MASK;
5335         tmp |= MAX_PU_CU(active_cu_number);
5336         WREG32(RLC_MAX_PG_CU, tmp);
5337 }
5338
5339 static void si_enable_cgcg(struct radeon_device *rdev,
5340                            bool enable)
5341 {
5342         u32 data, orig, tmp;
5343
5344         orig = data = RREG32(RLC_CGCG_CGLS_CTRL);
5345
5346         if (enable && (rdev->cg_flags & RADEON_CG_SUPPORT_GFX_CGCG)) {
5347                 si_enable_gui_idle_interrupt(rdev, true);
5348
5349                 WREG32(RLC_GCPM_GENERAL_3, 0x00000080);
5350
5351                 tmp = si_halt_rlc(rdev);
5352
5353                 WREG32(RLC_SERDES_WR_MASTER_MASK_0, 0xffffffff);
5354                 WREG32(RLC_SERDES_WR_MASTER_MASK_1, 0xffffffff);
5355                 WREG32(RLC_SERDES_WR_CTRL, 0x00b000ff);
5356
5357                 si_wait_for_rlc_serdes(rdev);
5358
5359                 si_update_rlc(rdev, tmp);
5360
5361                 WREG32(RLC_SERDES_WR_CTRL, 0x007000ff);
5362
5363                 data |= CGCG_EN | CGLS_EN;
5364         } else {
5365                 si_enable_gui_idle_interrupt(rdev, false);
5366
5367                 RREG32(CB_CGTT_SCLK_CTRL);
5368                 RREG32(CB_CGTT_SCLK_CTRL);
5369                 RREG32(CB_CGTT_SCLK_CTRL);
5370                 RREG32(CB_CGTT_SCLK_CTRL);
5371
5372                 data &= ~(CGCG_EN | CGLS_EN);
5373         }
5374
5375         if (orig != data)
5376                 WREG32(RLC_CGCG_CGLS_CTRL, data);
5377 }
5378
5379 static void si_enable_mgcg(struct radeon_device *rdev,
5380                            bool enable)
5381 {
5382         u32 data, orig, tmp = 0;
5383
5384         if (enable && (rdev->cg_flags & RADEON_CG_SUPPORT_GFX_MGCG)) {
5385                 orig = data = RREG32(CGTS_SM_CTRL_REG);
5386                 data = 0x96940200;
5387                 if (orig != data)
5388                         WREG32(CGTS_SM_CTRL_REG, data);
5389
5390                 if (rdev->cg_flags & RADEON_CG_SUPPORT_GFX_CP_LS) {
5391                         orig = data = RREG32(CP_MEM_SLP_CNTL);
5392                         data |= CP_MEM_LS_EN;
5393                         if (orig != data)
5394                                 WREG32(CP_MEM_SLP_CNTL, data);
5395                 }
5396
5397                 orig = data = RREG32(RLC_CGTT_MGCG_OVERRIDE);
5398                 data &= 0xffffffc0;
5399                 if (orig != data)
5400                         WREG32(RLC_CGTT_MGCG_OVERRIDE, data);
5401
5402                 tmp = si_halt_rlc(rdev);
5403
5404                 WREG32(RLC_SERDES_WR_MASTER_MASK_0, 0xffffffff);
5405                 WREG32(RLC_SERDES_WR_MASTER_MASK_1, 0xffffffff);
5406                 WREG32(RLC_SERDES_WR_CTRL, 0x00d000ff);
5407
5408                 si_update_rlc(rdev, tmp);
5409         } else {
5410                 orig = data = RREG32(RLC_CGTT_MGCG_OVERRIDE);
5411                 data |= 0x00000003;
5412                 if (orig != data)
5413                         WREG32(RLC_CGTT_MGCG_OVERRIDE, data);
5414
5415                 data = RREG32(CP_MEM_SLP_CNTL);
5416                 if (data & CP_MEM_LS_EN) {
5417                         data &= ~CP_MEM_LS_EN;
5418                         WREG32(CP_MEM_SLP_CNTL, data);
5419                 }
5420                 orig = data = RREG32(CGTS_SM_CTRL_REG);
5421                 data |= LS_OVERRIDE | OVERRIDE;
5422                 if (orig != data)
5423                         WREG32(CGTS_SM_CTRL_REG, data);
5424
5425                 tmp = si_halt_rlc(rdev);
5426
5427                 WREG32(RLC_SERDES_WR_MASTER_MASK_0, 0xffffffff);
5428                 WREG32(RLC_SERDES_WR_MASTER_MASK_1, 0xffffffff);
5429                 WREG32(RLC_SERDES_WR_CTRL, 0x00e000ff);
5430
5431                 si_update_rlc(rdev, tmp);
5432         }
5433 }
5434
5435 static void si_enable_uvd_mgcg(struct radeon_device *rdev,
5436                                bool enable)
5437 {
5438         u32 orig, data, tmp;
5439
5440         if (enable && (rdev->cg_flags & RADEON_CG_SUPPORT_UVD_MGCG)) {
5441                 tmp = RREG32_UVD_CTX(UVD_CGC_MEM_CTRL);
5442                 tmp |= 0x3fff;
5443                 WREG32_UVD_CTX(UVD_CGC_MEM_CTRL, tmp);
5444
5445                 orig = data = RREG32(UVD_CGC_CTRL);
5446                 data |= DCM;
5447                 if (orig != data)
5448                         WREG32(UVD_CGC_CTRL, data);
5449
5450                 WREG32_SMC(SMC_CG_IND_START + CG_CGTT_LOCAL_0, 0);
5451                 WREG32_SMC(SMC_CG_IND_START + CG_CGTT_LOCAL_1, 0);
5452         } else {
5453                 tmp = RREG32_UVD_CTX(UVD_CGC_MEM_CTRL);
5454                 tmp &= ~0x3fff;
5455                 WREG32_UVD_CTX(UVD_CGC_MEM_CTRL, tmp);
5456
5457                 orig = data = RREG32(UVD_CGC_CTRL);
5458                 data &= ~DCM;
5459                 if (orig != data)
5460                         WREG32(UVD_CGC_CTRL, data);
5461
5462                 WREG32_SMC(SMC_CG_IND_START + CG_CGTT_LOCAL_0, 0xffffffff);
5463                 WREG32_SMC(SMC_CG_IND_START + CG_CGTT_LOCAL_1, 0xffffffff);
5464         }
5465 }
5466
5467 static const u32 mc_cg_registers[] =
5468 {
5469         MC_HUB_MISC_HUB_CG,
5470         MC_HUB_MISC_SIP_CG,
5471         MC_HUB_MISC_VM_CG,
5472         MC_XPB_CLK_GAT,
5473         ATC_MISC_CG,
5474         MC_CITF_MISC_WR_CG,
5475         MC_CITF_MISC_RD_CG,
5476         MC_CITF_MISC_VM_CG,
5477         VM_L2_CG,
5478 };
5479
5480 static void si_enable_mc_ls(struct radeon_device *rdev,
5481                             bool enable)
5482 {
5483         int i;
5484         u32 orig, data;
5485
5486         for (i = 0; i < ARRAY_SIZE(mc_cg_registers); i++) {
5487                 orig = data = RREG32(mc_cg_registers[i]);
5488                 if (enable && (rdev->cg_flags & RADEON_CG_SUPPORT_MC_LS))
5489                         data |= MC_LS_ENABLE;
5490                 else
5491                         data &= ~MC_LS_ENABLE;
5492                 if (data != orig)
5493                         WREG32(mc_cg_registers[i], data);
5494         }
5495 }
5496
5497 static void si_enable_mc_mgcg(struct radeon_device *rdev,
5498                                bool enable)
5499 {
5500         int i;
5501         u32 orig, data;
5502
5503         for (i = 0; i < ARRAY_SIZE(mc_cg_registers); i++) {
5504                 orig = data = RREG32(mc_cg_registers[i]);
5505                 if (enable && (rdev->cg_flags & RADEON_CG_SUPPORT_MC_MGCG))
5506                         data |= MC_CG_ENABLE;
5507                 else
5508                         data &= ~MC_CG_ENABLE;
5509                 if (data != orig)
5510                         WREG32(mc_cg_registers[i], data);
5511         }
5512 }
5513
5514 static void si_enable_dma_mgcg(struct radeon_device *rdev,
5515                                bool enable)
5516 {
5517         u32 orig, data, offset;
5518         int i;
5519
5520         if (enable && (rdev->cg_flags & RADEON_CG_SUPPORT_SDMA_MGCG)) {
5521                 for (i = 0; i < 2; i++) {
5522                         if (i == 0)
5523                                 offset = DMA0_REGISTER_OFFSET;
5524                         else
5525                                 offset = DMA1_REGISTER_OFFSET;
5526                         orig = data = RREG32(DMA_POWER_CNTL + offset);
5527                         data &= ~MEM_POWER_OVERRIDE;
5528                         if (data != orig)
5529                                 WREG32(DMA_POWER_CNTL + offset, data);
5530                         WREG32(DMA_CLK_CTRL + offset, 0x00000100);
5531                 }
5532         } else {
5533                 for (i = 0; i < 2; i++) {
5534                         if (i == 0)
5535                                 offset = DMA0_REGISTER_OFFSET;
5536                         else
5537                                 offset = DMA1_REGISTER_OFFSET;
5538                         orig = data = RREG32(DMA_POWER_CNTL + offset);
5539                         data |= MEM_POWER_OVERRIDE;
5540                         if (data != orig)
5541                                 WREG32(DMA_POWER_CNTL + offset, data);
5542
5543                         orig = data = RREG32(DMA_CLK_CTRL + offset);
5544                         data = 0xff000000;
5545                         if (data != orig)
5546                                 WREG32(DMA_CLK_CTRL + offset, data);
5547                 }
5548         }
5549 }
5550
5551 static void si_enable_bif_mgls(struct radeon_device *rdev,
5552                                bool enable)
5553 {
5554         u32 orig, data;
5555
5556         orig = data = RREG32_PCIE(PCIE_CNTL2);
5557
5558         if (enable && (rdev->cg_flags & RADEON_CG_SUPPORT_BIF_LS))
5559                 data |= SLV_MEM_LS_EN | MST_MEM_LS_EN |
5560                         REPLAY_MEM_LS_EN | SLV_MEM_AGGRESSIVE_LS_EN;
5561         else
5562                 data &= ~(SLV_MEM_LS_EN | MST_MEM_LS_EN |
5563                           REPLAY_MEM_LS_EN | SLV_MEM_AGGRESSIVE_LS_EN);
5564
5565         if (orig != data)
5566                 WREG32_PCIE(PCIE_CNTL2, data);
5567 }
5568
5569 static void si_enable_hdp_mgcg(struct radeon_device *rdev,
5570                                bool enable)
5571 {
5572         u32 orig, data;
5573
5574         orig = data = RREG32(HDP_HOST_PATH_CNTL);
5575
5576         if (enable && (rdev->cg_flags & RADEON_CG_SUPPORT_HDP_MGCG))
5577                 data &= ~CLOCK_GATING_DIS;
5578         else
5579                 data |= CLOCK_GATING_DIS;
5580
5581         if (orig != data)
5582                 WREG32(HDP_HOST_PATH_CNTL, data);
5583 }
5584
5585 static void si_enable_hdp_ls(struct radeon_device *rdev,
5586                              bool enable)
5587 {
5588         u32 orig, data;
5589
5590         orig = data = RREG32(HDP_MEM_POWER_LS);
5591
5592         if (enable && (rdev->cg_flags & RADEON_CG_SUPPORT_HDP_LS))
5593                 data |= HDP_LS_ENABLE;
5594         else
5595                 data &= ~HDP_LS_ENABLE;
5596
5597         if (orig != data)
5598                 WREG32(HDP_MEM_POWER_LS, data);
5599 }
5600
5601 static void si_update_cg(struct radeon_device *rdev,
5602                          u32 block, bool enable)
5603 {
5604         if (block & RADEON_CG_BLOCK_GFX) {
5605                 si_enable_gui_idle_interrupt(rdev, false);
5606                 /* order matters! */
5607                 if (enable) {
5608                         si_enable_mgcg(rdev, true);
5609                         si_enable_cgcg(rdev, true);
5610                 } else {
5611                         si_enable_cgcg(rdev, false);
5612                         si_enable_mgcg(rdev, false);
5613                 }
5614                 si_enable_gui_idle_interrupt(rdev, true);
5615         }
5616
5617         if (block & RADEON_CG_BLOCK_MC) {
5618                 si_enable_mc_mgcg(rdev, enable);
5619                 si_enable_mc_ls(rdev, enable);
5620         }
5621
5622         if (block & RADEON_CG_BLOCK_SDMA) {
5623                 si_enable_dma_mgcg(rdev, enable);
5624         }
5625
5626         if (block & RADEON_CG_BLOCK_BIF) {
5627                 si_enable_bif_mgls(rdev, enable);
5628         }
5629
5630         if (block & RADEON_CG_BLOCK_UVD) {
5631                 if (rdev->has_uvd) {
5632                         si_enable_uvd_mgcg(rdev, enable);
5633                 }
5634         }
5635
5636         if (block & RADEON_CG_BLOCK_HDP) {
5637                 si_enable_hdp_mgcg(rdev, enable);
5638                 si_enable_hdp_ls(rdev, enable);
5639         }
5640 }
5641
5642 static void si_init_cg(struct radeon_device *rdev)
5643 {
5644         si_update_cg(rdev, (RADEON_CG_BLOCK_GFX |
5645                             RADEON_CG_BLOCK_MC |
5646                             RADEON_CG_BLOCK_SDMA |
5647                             RADEON_CG_BLOCK_BIF |
5648                             RADEON_CG_BLOCK_HDP), true);
5649         if (rdev->has_uvd) {
5650                 si_update_cg(rdev, RADEON_CG_BLOCK_UVD, true);
5651                 si_init_uvd_internal_cg(rdev);
5652         }
5653 }
5654
5655 static void si_fini_cg(struct radeon_device *rdev)
5656 {
5657         if (rdev->has_uvd) {
5658                 si_update_cg(rdev, RADEON_CG_BLOCK_UVD, false);
5659         }
5660         si_update_cg(rdev, (RADEON_CG_BLOCK_GFX |
5661                             RADEON_CG_BLOCK_MC |
5662                             RADEON_CG_BLOCK_SDMA |
5663                             RADEON_CG_BLOCK_BIF |
5664                             RADEON_CG_BLOCK_HDP), false);
5665 }
5666
5667 u32 si_get_csb_size(struct radeon_device *rdev)
5668 {
5669         u32 count = 0;
5670         const struct cs_section_def *sect = NULL;
5671         const struct cs_extent_def *ext = NULL;
5672
5673         if (rdev->rlc.cs_data == NULL)
5674                 return 0;
5675
5676         /* begin clear state */
5677         count += 2;
5678         /* context control state */
5679         count += 3;
5680
5681         for (sect = rdev->rlc.cs_data; sect->section != NULL; ++sect) {
5682                 for (ext = sect->section; ext->extent != NULL; ++ext) {
5683                         if (sect->id == SECT_CONTEXT)
5684                                 count += 2 + ext->reg_count;
5685                         else
5686                                 return 0;
5687                 }
5688         }
5689         /* pa_sc_raster_config */
5690         count += 3;
5691         /* end clear state */
5692         count += 2;
5693         /* clear state */
5694         count += 2;
5695
5696         return count;
5697 }
5698
5699 void si_get_csb_buffer(struct radeon_device *rdev, volatile u32 *buffer)
5700 {
5701         u32 count = 0, i;
5702         const struct cs_section_def *sect = NULL;
5703         const struct cs_extent_def *ext = NULL;
5704
5705         if (rdev->rlc.cs_data == NULL)
5706                 return;
5707         if (buffer == NULL)
5708                 return;
5709
5710         buffer[count++] = cpu_to_le32(PACKET3(PACKET3_PREAMBLE_CNTL, 0));
5711         buffer[count++] = cpu_to_le32(PACKET3_PREAMBLE_BEGIN_CLEAR_STATE);
5712
5713         buffer[count++] = cpu_to_le32(PACKET3(PACKET3_CONTEXT_CONTROL, 1));
5714         buffer[count++] = cpu_to_le32(0x80000000);
5715         buffer[count++] = cpu_to_le32(0x80000000);
5716
5717         for (sect = rdev->rlc.cs_data; sect->section != NULL; ++sect) {
5718                 for (ext = sect->section; ext->extent != NULL; ++ext) {
5719                         if (sect->id == SECT_CONTEXT) {
5720                                 buffer[count++] =
5721                                         cpu_to_le32(PACKET3(PACKET3_SET_CONTEXT_REG, ext->reg_count));
5722                                 buffer[count++] = cpu_to_le32(ext->reg_index - 0xa000);
5723                                 for (i = 0; i < ext->reg_count; i++)
5724                                         buffer[count++] = cpu_to_le32(ext->extent[i]);
5725                         } else {
5726                                 return;
5727                         }
5728                 }
5729         }
5730
5731         buffer[count++] = cpu_to_le32(PACKET3(PACKET3_SET_CONTEXT_REG, 1));
5732         buffer[count++] = cpu_to_le32(PA_SC_RASTER_CONFIG - PACKET3_SET_CONTEXT_REG_START);
5733         switch (rdev->family) {
5734         case CHIP_TAHITI:
5735         case CHIP_PITCAIRN:
5736                 buffer[count++] = cpu_to_le32(0x2a00126a);
5737                 break;
5738         case CHIP_VERDE:
5739                 buffer[count++] = cpu_to_le32(0x0000124a);
5740                 break;
5741         case CHIP_OLAND:
5742                 buffer[count++] = cpu_to_le32(0x00000082);
5743                 break;
5744         case CHIP_HAINAN:
5745                 buffer[count++] = cpu_to_le32(0x00000000);
5746                 break;
5747         default:
5748                 buffer[count++] = cpu_to_le32(0x00000000);
5749                 break;
5750         }
5751
5752         buffer[count++] = cpu_to_le32(PACKET3(PACKET3_PREAMBLE_CNTL, 0));
5753         buffer[count++] = cpu_to_le32(PACKET3_PREAMBLE_END_CLEAR_STATE);
5754
5755         buffer[count++] = cpu_to_le32(PACKET3(PACKET3_CLEAR_STATE, 0));
5756         buffer[count++] = cpu_to_le32(0);
5757 }
5758
5759 static void si_init_pg(struct radeon_device *rdev)
5760 {
5761         if (rdev->pg_flags) {
5762                 if (rdev->pg_flags & RADEON_PG_SUPPORT_SDMA) {
5763                         si_init_dma_pg(rdev);
5764                 }
5765                 si_init_ao_cu_mask(rdev);
5766                 if (rdev->pg_flags & RADEON_PG_SUPPORT_GFX_PG) {
5767                         si_init_gfx_cgpg(rdev);
5768                 } else {
5769                         WREG32(RLC_SAVE_AND_RESTORE_BASE, rdev->rlc.save_restore_gpu_addr >> 8);
5770                         WREG32(RLC_CLEAR_STATE_RESTORE_BASE, rdev->rlc.clear_state_gpu_addr >> 8);
5771                 }
5772                 si_enable_dma_pg(rdev, true);
5773                 si_enable_gfx_cgpg(rdev, true);
5774         } else {
5775                 WREG32(RLC_SAVE_AND_RESTORE_BASE, rdev->rlc.save_restore_gpu_addr >> 8);
5776                 WREG32(RLC_CLEAR_STATE_RESTORE_BASE, rdev->rlc.clear_state_gpu_addr >> 8);
5777         }
5778 }
5779
5780 static void si_fini_pg(struct radeon_device *rdev)
5781 {
5782         if (rdev->pg_flags) {
5783                 si_enable_dma_pg(rdev, false);
5784                 si_enable_gfx_cgpg(rdev, false);
5785         }
5786 }
5787
5788 /*
5789  * RLC
5790  */
5791 void si_rlc_reset(struct radeon_device *rdev)
5792 {
5793         u32 tmp = RREG32(GRBM_SOFT_RESET);
5794
5795         tmp |= SOFT_RESET_RLC;
5796         WREG32(GRBM_SOFT_RESET, tmp);
5797         udelay(50);
5798         tmp &= ~SOFT_RESET_RLC;
5799         WREG32(GRBM_SOFT_RESET, tmp);
5800         udelay(50);
5801 }
5802
5803 static void si_rlc_stop(struct radeon_device *rdev)
5804 {
5805         WREG32(RLC_CNTL, 0);
5806
5807         si_enable_gui_idle_interrupt(rdev, false);
5808
5809         si_wait_for_rlc_serdes(rdev);
5810 }
5811
5812 static void si_rlc_start(struct radeon_device *rdev)
5813 {
5814         WREG32(RLC_CNTL, RLC_ENABLE);
5815
5816         si_enable_gui_idle_interrupt(rdev, true);
5817
5818         udelay(50);
5819 }
5820
5821 static bool si_lbpw_supported(struct radeon_device *rdev)
5822 {
5823         u32 tmp;
5824
5825         /* Enable LBPW only for DDR3 */
5826         tmp = RREG32(MC_SEQ_MISC0);
5827         if ((tmp & 0xF0000000) == 0xB0000000)
5828                 return true;
5829         return false;
5830 }
5831
5832 static void si_enable_lbpw(struct radeon_device *rdev, bool enable)
5833 {
5834         u32 tmp;
5835
5836         tmp = RREG32(RLC_LB_CNTL);
5837         if (enable)
5838                 tmp |= LOAD_BALANCE_ENABLE;
5839         else
5840                 tmp &= ~LOAD_BALANCE_ENABLE;
5841         WREG32(RLC_LB_CNTL, tmp);
5842
5843         if (!enable) {
5844                 si_select_se_sh(rdev, 0xffffffff, 0xffffffff);
5845                 WREG32(SPI_LB_CU_MASK, 0x00ff);
5846         }
5847 }
5848
5849 static int si_rlc_resume(struct radeon_device *rdev)
5850 {
5851         u32 i;
5852
5853         if (!rdev->rlc_fw)
5854                 return -EINVAL;
5855
5856         si_rlc_stop(rdev);
5857
5858         si_rlc_reset(rdev);
5859
5860         si_init_pg(rdev);
5861
5862         si_init_cg(rdev);
5863
5864         WREG32(RLC_RL_BASE, 0);
5865         WREG32(RLC_RL_SIZE, 0);
5866         WREG32(RLC_LB_CNTL, 0);
5867         WREG32(RLC_LB_CNTR_MAX, 0xffffffff);
5868         WREG32(RLC_LB_CNTR_INIT, 0);
5869         WREG32(RLC_LB_INIT_CU_MASK, 0xffffffff);
5870
5871         WREG32(RLC_MC_CNTL, 0);
5872         WREG32(RLC_UCODE_CNTL, 0);
5873
5874         if (rdev->new_fw) {
5875                 const struct rlc_firmware_header_v1_0 *hdr =
5876                         (const struct rlc_firmware_header_v1_0 *)rdev->rlc_fw->data;
5877                 u32 fw_size = le32_to_cpu(hdr->header.ucode_size_bytes) / 4;
5878                 const __le32 *fw_data = (const __le32 *)
5879                         (rdev->rlc_fw->data + le32_to_cpu(hdr->header.ucode_array_offset_bytes));
5880
5881                 radeon_ucode_print_rlc_hdr(&hdr->header);
5882
5883                 for (i = 0; i < fw_size; i++) {
5884                         WREG32(RLC_UCODE_ADDR, i);
5885                         WREG32(RLC_UCODE_DATA, le32_to_cpup(fw_data++));
5886                 }
5887         } else {
5888                 const __be32 *fw_data =
5889                         (const __be32 *)rdev->rlc_fw->data;
5890                 for (i = 0; i < SI_RLC_UCODE_SIZE; i++) {
5891                         WREG32(RLC_UCODE_ADDR, i);
5892                         WREG32(RLC_UCODE_DATA, be32_to_cpup(fw_data++));
5893                 }
5894         }
5895         WREG32(RLC_UCODE_ADDR, 0);
5896
5897         si_enable_lbpw(rdev, si_lbpw_supported(rdev));
5898
5899         si_rlc_start(rdev);
5900
5901         return 0;
5902 }
5903
5904 static void si_enable_interrupts(struct radeon_device *rdev)
5905 {
5906         u32 ih_cntl = RREG32(IH_CNTL);
5907         u32 ih_rb_cntl = RREG32(IH_RB_CNTL);
5908
5909         ih_cntl |= ENABLE_INTR;
5910         ih_rb_cntl |= IH_RB_ENABLE;
5911         WREG32(IH_CNTL, ih_cntl);
5912         WREG32(IH_RB_CNTL, ih_rb_cntl);
5913         rdev->ih.enabled = true;
5914 }
5915
5916 static void si_disable_interrupts(struct radeon_device *rdev)
5917 {
5918         u32 ih_rb_cntl = RREG32(IH_RB_CNTL);
5919         u32 ih_cntl = RREG32(IH_CNTL);
5920
5921         ih_rb_cntl &= ~IH_RB_ENABLE;
5922         ih_cntl &= ~ENABLE_INTR;
5923         WREG32(IH_RB_CNTL, ih_rb_cntl);
5924         WREG32(IH_CNTL, ih_cntl);
5925         /* set rptr, wptr to 0 */
5926         WREG32(IH_RB_RPTR, 0);
5927         WREG32(IH_RB_WPTR, 0);
5928         rdev->ih.enabled = false;
5929         rdev->ih.rptr = 0;
5930 }
5931
5932 static void si_disable_interrupt_state(struct radeon_device *rdev)
5933 {
5934         u32 tmp;
5935
5936         tmp = RREG32(CP_INT_CNTL_RING0) &
5937                 (CNTX_BUSY_INT_ENABLE | CNTX_EMPTY_INT_ENABLE);
5938         WREG32(CP_INT_CNTL_RING0, tmp);
5939         WREG32(CP_INT_CNTL_RING1, 0);
5940         WREG32(CP_INT_CNTL_RING2, 0);
5941         tmp = RREG32(DMA_CNTL + DMA0_REGISTER_OFFSET) & ~TRAP_ENABLE;
5942         WREG32(DMA_CNTL + DMA0_REGISTER_OFFSET, tmp);
5943         tmp = RREG32(DMA_CNTL + DMA1_REGISTER_OFFSET) & ~TRAP_ENABLE;
5944         WREG32(DMA_CNTL + DMA1_REGISTER_OFFSET, tmp);
5945         WREG32(GRBM_INT_CNTL, 0);
5946         WREG32(SRBM_INT_CNTL, 0);
5947         if (rdev->num_crtc >= 2) {
5948                 WREG32(INT_MASK + EVERGREEN_CRTC0_REGISTER_OFFSET, 0);
5949                 WREG32(INT_MASK + EVERGREEN_CRTC1_REGISTER_OFFSET, 0);
5950         }
5951         if (rdev->num_crtc >= 4) {
5952                 WREG32(INT_MASK + EVERGREEN_CRTC2_REGISTER_OFFSET, 0);
5953                 WREG32(INT_MASK + EVERGREEN_CRTC3_REGISTER_OFFSET, 0);
5954         }
5955         if (rdev->num_crtc >= 6) {
5956                 WREG32(INT_MASK + EVERGREEN_CRTC4_REGISTER_OFFSET, 0);
5957                 WREG32(INT_MASK + EVERGREEN_CRTC5_REGISTER_OFFSET, 0);
5958         }
5959
5960         if (rdev->num_crtc >= 2) {
5961                 WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC0_REGISTER_OFFSET, 0);
5962                 WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC1_REGISTER_OFFSET, 0);
5963         }
5964         if (rdev->num_crtc >= 4) {
5965                 WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC2_REGISTER_OFFSET, 0);
5966                 WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC3_REGISTER_OFFSET, 0);
5967         }
5968         if (rdev->num_crtc >= 6) {
5969                 WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC4_REGISTER_OFFSET, 0);
5970                 WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC5_REGISTER_OFFSET, 0);
5971         }
5972
5973         if (!ASIC_IS_NODCE(rdev)) {
5974                 WREG32(DAC_AUTODETECT_INT_CONTROL, 0);
5975
5976                 tmp = RREG32(DC_HPD1_INT_CONTROL) & DC_HPDx_INT_POLARITY;
5977                 WREG32(DC_HPD1_INT_CONTROL, tmp);
5978                 tmp = RREG32(DC_HPD2_INT_CONTROL) & DC_HPDx_INT_POLARITY;
5979                 WREG32(DC_HPD2_INT_CONTROL, tmp);
5980                 tmp = RREG32(DC_HPD3_INT_CONTROL) & DC_HPDx_INT_POLARITY;
5981                 WREG32(DC_HPD3_INT_CONTROL, tmp);
5982                 tmp = RREG32(DC_HPD4_INT_CONTROL) & DC_HPDx_INT_POLARITY;
5983                 WREG32(DC_HPD4_INT_CONTROL, tmp);
5984                 tmp = RREG32(DC_HPD5_INT_CONTROL) & DC_HPDx_INT_POLARITY;
5985                 WREG32(DC_HPD5_INT_CONTROL, tmp);
5986                 tmp = RREG32(DC_HPD6_INT_CONTROL) & DC_HPDx_INT_POLARITY;
5987                 WREG32(DC_HPD6_INT_CONTROL, tmp);
5988         }
5989 }
5990
5991 static int si_irq_init(struct radeon_device *rdev)
5992 {
5993         int ret = 0;
5994         int rb_bufsz;
5995         u32 interrupt_cntl, ih_cntl, ih_rb_cntl;
5996
5997         /* allocate ring */
5998         ret = r600_ih_ring_alloc(rdev);
5999         if (ret)
6000                 return ret;
6001
6002         /* disable irqs */
6003         si_disable_interrupts(rdev);
6004
6005         /* init rlc */
6006         ret = si_rlc_resume(rdev);
6007         if (ret) {
6008                 r600_ih_ring_fini(rdev);
6009                 return ret;
6010         }
6011
6012         /* setup interrupt control */
6013         /* set dummy read address to ring address */
6014         WREG32(INTERRUPT_CNTL2, rdev->ih.gpu_addr >> 8);
6015         interrupt_cntl = RREG32(INTERRUPT_CNTL);
6016         /* IH_DUMMY_RD_OVERRIDE=0 - dummy read disabled with msi, enabled without msi
6017          * IH_DUMMY_RD_OVERRIDE=1 - dummy read controlled by IH_DUMMY_RD_EN
6018          */
6019         interrupt_cntl &= ~IH_DUMMY_RD_OVERRIDE;
6020         /* IH_REQ_NONSNOOP_EN=1 if ring is in non-cacheable memory, e.g., vram */
6021         interrupt_cntl &= ~IH_REQ_NONSNOOP_EN;
6022         WREG32(INTERRUPT_CNTL, interrupt_cntl);
6023
6024         WREG32(IH_RB_BASE, rdev->ih.gpu_addr >> 8);
6025         rb_bufsz = order_base_2(rdev->ih.ring_size / 4);
6026
6027         ih_rb_cntl = (IH_WPTR_OVERFLOW_ENABLE |
6028                       IH_WPTR_OVERFLOW_CLEAR |
6029                       (rb_bufsz << 1));
6030
6031         if (rdev->wb.enabled)
6032                 ih_rb_cntl |= IH_WPTR_WRITEBACK_ENABLE;
6033
6034         /* set the writeback address whether it's enabled or not */
6035         WREG32(IH_RB_WPTR_ADDR_LO, (rdev->wb.gpu_addr + R600_WB_IH_WPTR_OFFSET) & 0xFFFFFFFC);
6036         WREG32(IH_RB_WPTR_ADDR_HI, upper_32_bits(rdev->wb.gpu_addr + R600_WB_IH_WPTR_OFFSET) & 0xFF);
6037
6038         WREG32(IH_RB_CNTL, ih_rb_cntl);
6039
6040         /* set rptr, wptr to 0 */
6041         WREG32(IH_RB_RPTR, 0);
6042         WREG32(IH_RB_WPTR, 0);
6043
6044         /* Default settings for IH_CNTL (disabled at first) */
6045         ih_cntl = MC_WRREQ_CREDIT(0x10) | MC_WR_CLEAN_CNT(0x10) | MC_VMID(0);
6046         /* RPTR_REARM only works if msi's are enabled */
6047         if (rdev->msi_enabled)
6048                 ih_cntl |= RPTR_REARM;
6049         WREG32(IH_CNTL, ih_cntl);
6050
6051         /* force the active interrupt state to all disabled */
6052         si_disable_interrupt_state(rdev);
6053
6054         pci_set_master(rdev->pdev);
6055
6056         /* enable irqs */
6057         si_enable_interrupts(rdev);
6058
6059         return ret;
6060 }
6061
6062 int si_irq_set(struct radeon_device *rdev)
6063 {
6064         u32 cp_int_cntl;
6065         u32 cp_int_cntl1 = 0, cp_int_cntl2 = 0;
6066         u32 crtc1 = 0, crtc2 = 0, crtc3 = 0, crtc4 = 0, crtc5 = 0, crtc6 = 0;
6067         u32 hpd1 = 0, hpd2 = 0, hpd3 = 0, hpd4 = 0, hpd5 = 0, hpd6 = 0;
6068         u32 grbm_int_cntl = 0;
6069         u32 dma_cntl, dma_cntl1;
6070         u32 thermal_int = 0;
6071
6072         if (!rdev->irq.installed) {
6073                 WARN(1, "Can't enable IRQ/MSI because no handler is installed\n");
6074                 return -EINVAL;
6075         }
6076         /* don't enable anything if the ih is disabled */
6077         if (!rdev->ih.enabled) {
6078                 si_disable_interrupts(rdev);
6079                 /* force the active interrupt state to all disabled */
6080                 si_disable_interrupt_state(rdev);
6081                 return 0;
6082         }
6083
6084         cp_int_cntl = RREG32(CP_INT_CNTL_RING0) &
6085                 (CNTX_BUSY_INT_ENABLE | CNTX_EMPTY_INT_ENABLE);
6086
6087         if (!ASIC_IS_NODCE(rdev)) {
6088                 hpd1 = RREG32(DC_HPD1_INT_CONTROL) & ~(DC_HPDx_INT_EN | DC_HPDx_RX_INT_EN);
6089                 hpd2 = RREG32(DC_HPD2_INT_CONTROL) & ~(DC_HPDx_INT_EN | DC_HPDx_RX_INT_EN);
6090                 hpd3 = RREG32(DC_HPD3_INT_CONTROL) & ~(DC_HPDx_INT_EN | DC_HPDx_RX_INT_EN);
6091                 hpd4 = RREG32(DC_HPD4_INT_CONTROL) & ~(DC_HPDx_INT_EN | DC_HPDx_RX_INT_EN);
6092                 hpd5 = RREG32(DC_HPD5_INT_CONTROL) & ~(DC_HPDx_INT_EN | DC_HPDx_RX_INT_EN);
6093                 hpd6 = RREG32(DC_HPD6_INT_CONTROL) & ~(DC_HPDx_INT_EN | DC_HPDx_RX_INT_EN);
6094         }
6095
6096         dma_cntl = RREG32(DMA_CNTL + DMA0_REGISTER_OFFSET) & ~TRAP_ENABLE;
6097         dma_cntl1 = RREG32(DMA_CNTL + DMA1_REGISTER_OFFSET) & ~TRAP_ENABLE;
6098
6099         thermal_int = RREG32(CG_THERMAL_INT) &
6100                 ~(THERM_INT_MASK_HIGH | THERM_INT_MASK_LOW);
6101
6102         /* enable CP interrupts on all rings */
6103         if (atomic_read(&rdev->irq.ring_int[RADEON_RING_TYPE_GFX_INDEX])) {
6104                 DRM_DEBUG("si_irq_set: sw int gfx\n");
6105                 cp_int_cntl |= TIME_STAMP_INT_ENABLE;
6106         }
6107         if (atomic_read(&rdev->irq.ring_int[CAYMAN_RING_TYPE_CP1_INDEX])) {
6108                 DRM_DEBUG("si_irq_set: sw int cp1\n");
6109                 cp_int_cntl1 |= TIME_STAMP_INT_ENABLE;
6110         }
6111         if (atomic_read(&rdev->irq.ring_int[CAYMAN_RING_TYPE_CP2_INDEX])) {
6112                 DRM_DEBUG("si_irq_set: sw int cp2\n");
6113                 cp_int_cntl2 |= TIME_STAMP_INT_ENABLE;
6114         }
6115         if (atomic_read(&rdev->irq.ring_int[R600_RING_TYPE_DMA_INDEX])) {
6116                 DRM_DEBUG("si_irq_set: sw int dma\n");
6117                 dma_cntl |= TRAP_ENABLE;
6118         }
6119
6120         if (atomic_read(&rdev->irq.ring_int[CAYMAN_RING_TYPE_DMA1_INDEX])) {
6121                 DRM_DEBUG("si_irq_set: sw int dma1\n");
6122                 dma_cntl1 |= TRAP_ENABLE;
6123         }
6124         if (rdev->irq.crtc_vblank_int[0] ||
6125             atomic_read(&rdev->irq.pflip[0])) {
6126                 DRM_DEBUG("si_irq_set: vblank 0\n");
6127                 crtc1 |= VBLANK_INT_MASK;
6128         }
6129         if (rdev->irq.crtc_vblank_int[1] ||
6130             atomic_read(&rdev->irq.pflip[1])) {
6131                 DRM_DEBUG("si_irq_set: vblank 1\n");
6132                 crtc2 |= VBLANK_INT_MASK;
6133         }
6134         if (rdev->irq.crtc_vblank_int[2] ||
6135             atomic_read(&rdev->irq.pflip[2])) {
6136                 DRM_DEBUG("si_irq_set: vblank 2\n");
6137                 crtc3 |= VBLANK_INT_MASK;
6138         }
6139         if (rdev->irq.crtc_vblank_int[3] ||
6140             atomic_read(&rdev->irq.pflip[3])) {
6141                 DRM_DEBUG("si_irq_set: vblank 3\n");
6142                 crtc4 |= VBLANK_INT_MASK;
6143         }
6144         if (rdev->irq.crtc_vblank_int[4] ||
6145             atomic_read(&rdev->irq.pflip[4])) {
6146                 DRM_DEBUG("si_irq_set: vblank 4\n");
6147                 crtc5 |= VBLANK_INT_MASK;
6148         }
6149         if (rdev->irq.crtc_vblank_int[5] ||
6150             atomic_read(&rdev->irq.pflip[5])) {
6151                 DRM_DEBUG("si_irq_set: vblank 5\n");
6152                 crtc6 |= VBLANK_INT_MASK;
6153         }
6154         if (rdev->irq.hpd[0]) {
6155                 DRM_DEBUG("si_irq_set: hpd 1\n");
6156                 hpd1 |= DC_HPDx_INT_EN | DC_HPDx_RX_INT_EN;
6157         }
6158         if (rdev->irq.hpd[1]) {
6159                 DRM_DEBUG("si_irq_set: hpd 2\n");
6160                 hpd2 |= DC_HPDx_INT_EN | DC_HPDx_RX_INT_EN;
6161         }
6162         if (rdev->irq.hpd[2]) {
6163                 DRM_DEBUG("si_irq_set: hpd 3\n");
6164                 hpd3 |= DC_HPDx_INT_EN | DC_HPDx_RX_INT_EN;
6165         }
6166         if (rdev->irq.hpd[3]) {
6167                 DRM_DEBUG("si_irq_set: hpd 4\n");
6168                 hpd4 |= DC_HPDx_INT_EN | DC_HPDx_RX_INT_EN;
6169         }
6170         if (rdev->irq.hpd[4]) {
6171                 DRM_DEBUG("si_irq_set: hpd 5\n");
6172                 hpd5 |= DC_HPDx_INT_EN | DC_HPDx_RX_INT_EN;
6173         }
6174         if (rdev->irq.hpd[5]) {
6175                 DRM_DEBUG("si_irq_set: hpd 6\n");
6176                 hpd6 |= DC_HPDx_INT_EN | DC_HPDx_RX_INT_EN;
6177         }
6178
6179         WREG32(CP_INT_CNTL_RING0, cp_int_cntl);
6180         WREG32(CP_INT_CNTL_RING1, cp_int_cntl1);
6181         WREG32(CP_INT_CNTL_RING2, cp_int_cntl2);
6182
6183         WREG32(DMA_CNTL + DMA0_REGISTER_OFFSET, dma_cntl);
6184         WREG32(DMA_CNTL + DMA1_REGISTER_OFFSET, dma_cntl1);
6185
6186         WREG32(GRBM_INT_CNTL, grbm_int_cntl);
6187
6188         if (rdev->irq.dpm_thermal) {
6189                 DRM_DEBUG("dpm thermal\n");
6190                 thermal_int |= THERM_INT_MASK_HIGH | THERM_INT_MASK_LOW;
6191         }
6192
6193         if (rdev->num_crtc >= 2) {
6194                 WREG32(INT_MASK + EVERGREEN_CRTC0_REGISTER_OFFSET, crtc1);
6195                 WREG32(INT_MASK + EVERGREEN_CRTC1_REGISTER_OFFSET, crtc2);
6196         }
6197         if (rdev->num_crtc >= 4) {
6198                 WREG32(INT_MASK + EVERGREEN_CRTC2_REGISTER_OFFSET, crtc3);
6199                 WREG32(INT_MASK + EVERGREEN_CRTC3_REGISTER_OFFSET, crtc4);
6200         }
6201         if (rdev->num_crtc >= 6) {
6202                 WREG32(INT_MASK + EVERGREEN_CRTC4_REGISTER_OFFSET, crtc5);
6203                 WREG32(INT_MASK + EVERGREEN_CRTC5_REGISTER_OFFSET, crtc6);
6204         }
6205
6206         if (rdev->num_crtc >= 2) {
6207                 WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC0_REGISTER_OFFSET,
6208                        GRPH_PFLIP_INT_MASK);
6209                 WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC1_REGISTER_OFFSET,
6210                        GRPH_PFLIP_INT_MASK);
6211         }
6212         if (rdev->num_crtc >= 4) {
6213                 WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC2_REGISTER_OFFSET,
6214                        GRPH_PFLIP_INT_MASK);
6215                 WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC3_REGISTER_OFFSET,
6216                        GRPH_PFLIP_INT_MASK);
6217         }
6218         if (rdev->num_crtc >= 6) {
6219                 WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC4_REGISTER_OFFSET,
6220                        GRPH_PFLIP_INT_MASK);
6221                 WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC5_REGISTER_OFFSET,
6222                        GRPH_PFLIP_INT_MASK);
6223         }
6224
6225         if (!ASIC_IS_NODCE(rdev)) {
6226                 WREG32(DC_HPD1_INT_CONTROL, hpd1);
6227                 WREG32(DC_HPD2_INT_CONTROL, hpd2);
6228                 WREG32(DC_HPD3_INT_CONTROL, hpd3);
6229                 WREG32(DC_HPD4_INT_CONTROL, hpd4);
6230                 WREG32(DC_HPD5_INT_CONTROL, hpd5);
6231                 WREG32(DC_HPD6_INT_CONTROL, hpd6);
6232         }
6233
6234         WREG32(CG_THERMAL_INT, thermal_int);
6235
6236         /* posting read */
6237         RREG32(SRBM_STATUS);
6238
6239         return 0;
6240 }
6241
6242 static inline void si_irq_ack(struct radeon_device *rdev)
6243 {
6244         u32 tmp;
6245
6246         if (ASIC_IS_NODCE(rdev))
6247                 return;
6248
6249         rdev->irq.stat_regs.evergreen.disp_int = RREG32(DISP_INTERRUPT_STATUS);
6250         rdev->irq.stat_regs.evergreen.disp_int_cont = RREG32(DISP_INTERRUPT_STATUS_CONTINUE);
6251         rdev->irq.stat_regs.evergreen.disp_int_cont2 = RREG32(DISP_INTERRUPT_STATUS_CONTINUE2);
6252         rdev->irq.stat_regs.evergreen.disp_int_cont3 = RREG32(DISP_INTERRUPT_STATUS_CONTINUE3);
6253         rdev->irq.stat_regs.evergreen.disp_int_cont4 = RREG32(DISP_INTERRUPT_STATUS_CONTINUE4);
6254         rdev->irq.stat_regs.evergreen.disp_int_cont5 = RREG32(DISP_INTERRUPT_STATUS_CONTINUE5);
6255         rdev->irq.stat_regs.evergreen.d1grph_int = RREG32(GRPH_INT_STATUS + EVERGREEN_CRTC0_REGISTER_OFFSET);
6256         rdev->irq.stat_regs.evergreen.d2grph_int = RREG32(GRPH_INT_STATUS + EVERGREEN_CRTC1_REGISTER_OFFSET);
6257         if (rdev->num_crtc >= 4) {
6258                 rdev->irq.stat_regs.evergreen.d3grph_int = RREG32(GRPH_INT_STATUS + EVERGREEN_CRTC2_REGISTER_OFFSET);
6259                 rdev->irq.stat_regs.evergreen.d4grph_int = RREG32(GRPH_INT_STATUS + EVERGREEN_CRTC3_REGISTER_OFFSET);
6260         }
6261         if (rdev->num_crtc >= 6) {
6262                 rdev->irq.stat_regs.evergreen.d5grph_int = RREG32(GRPH_INT_STATUS + EVERGREEN_CRTC4_REGISTER_OFFSET);
6263                 rdev->irq.stat_regs.evergreen.d6grph_int = RREG32(GRPH_INT_STATUS + EVERGREEN_CRTC5_REGISTER_OFFSET);
6264         }
6265
6266         if (rdev->irq.stat_regs.evergreen.d1grph_int & GRPH_PFLIP_INT_OCCURRED)
6267                 WREG32(GRPH_INT_STATUS + EVERGREEN_CRTC0_REGISTER_OFFSET, GRPH_PFLIP_INT_CLEAR);
6268         if (rdev->irq.stat_regs.evergreen.d2grph_int & GRPH_PFLIP_INT_OCCURRED)
6269                 WREG32(GRPH_INT_STATUS + EVERGREEN_CRTC1_REGISTER_OFFSET, GRPH_PFLIP_INT_CLEAR);
6270         if (rdev->irq.stat_regs.evergreen.disp_int & LB_D1_VBLANK_INTERRUPT)
6271                 WREG32(VBLANK_STATUS + EVERGREEN_CRTC0_REGISTER_OFFSET, VBLANK_ACK);
6272         if (rdev->irq.stat_regs.evergreen.disp_int & LB_D1_VLINE_INTERRUPT)
6273                 WREG32(VLINE_STATUS + EVERGREEN_CRTC0_REGISTER_OFFSET, VLINE_ACK);
6274         if (rdev->irq.stat_regs.evergreen.disp_int_cont & LB_D2_VBLANK_INTERRUPT)
6275                 WREG32(VBLANK_STATUS + EVERGREEN_CRTC1_REGISTER_OFFSET, VBLANK_ACK);
6276         if (rdev->irq.stat_regs.evergreen.disp_int_cont & LB_D2_VLINE_INTERRUPT)
6277                 WREG32(VLINE_STATUS + EVERGREEN_CRTC1_REGISTER_OFFSET, VLINE_ACK);
6278
6279         if (rdev->num_crtc >= 4) {
6280                 if (rdev->irq.stat_regs.evergreen.d3grph_int & GRPH_PFLIP_INT_OCCURRED)
6281                         WREG32(GRPH_INT_STATUS + EVERGREEN_CRTC2_REGISTER_OFFSET, GRPH_PFLIP_INT_CLEAR);
6282                 if (rdev->irq.stat_regs.evergreen.d4grph_int & GRPH_PFLIP_INT_OCCURRED)
6283                         WREG32(GRPH_INT_STATUS + EVERGREEN_CRTC3_REGISTER_OFFSET, GRPH_PFLIP_INT_CLEAR);
6284                 if (rdev->irq.stat_regs.evergreen.disp_int_cont2 & LB_D3_VBLANK_INTERRUPT)
6285                         WREG32(VBLANK_STATUS + EVERGREEN_CRTC2_REGISTER_OFFSET, VBLANK_ACK);
6286                 if (rdev->irq.stat_regs.evergreen.disp_int_cont2 & LB_D3_VLINE_INTERRUPT)
6287                         WREG32(VLINE_STATUS + EVERGREEN_CRTC2_REGISTER_OFFSET, VLINE_ACK);
6288                 if (rdev->irq.stat_regs.evergreen.disp_int_cont3 & LB_D4_VBLANK_INTERRUPT)
6289                         WREG32(VBLANK_STATUS + EVERGREEN_CRTC3_REGISTER_OFFSET, VBLANK_ACK);
6290                 if (rdev->irq.stat_regs.evergreen.disp_int_cont3 & LB_D4_VLINE_INTERRUPT)
6291                         WREG32(VLINE_STATUS + EVERGREEN_CRTC3_REGISTER_OFFSET, VLINE_ACK);
6292         }
6293
6294         if (rdev->num_crtc >= 6) {
6295                 if (rdev->irq.stat_regs.evergreen.d5grph_int & GRPH_PFLIP_INT_OCCURRED)
6296                         WREG32(GRPH_INT_STATUS + EVERGREEN_CRTC4_REGISTER_OFFSET, GRPH_PFLIP_INT_CLEAR);
6297                 if (rdev->irq.stat_regs.evergreen.d6grph_int & GRPH_PFLIP_INT_OCCURRED)
6298                         WREG32(GRPH_INT_STATUS + EVERGREEN_CRTC5_REGISTER_OFFSET, GRPH_PFLIP_INT_CLEAR);
6299                 if (rdev->irq.stat_regs.evergreen.disp_int_cont4 & LB_D5_VBLANK_INTERRUPT)
6300                         WREG32(VBLANK_STATUS + EVERGREEN_CRTC4_REGISTER_OFFSET, VBLANK_ACK);
6301                 if (rdev->irq.stat_regs.evergreen.disp_int_cont4 & LB_D5_VLINE_INTERRUPT)
6302                         WREG32(VLINE_STATUS + EVERGREEN_CRTC4_REGISTER_OFFSET, VLINE_ACK);
6303                 if (rdev->irq.stat_regs.evergreen.disp_int_cont5 & LB_D6_VBLANK_INTERRUPT)
6304                         WREG32(VBLANK_STATUS + EVERGREEN_CRTC5_REGISTER_OFFSET, VBLANK_ACK);
6305                 if (rdev->irq.stat_regs.evergreen.disp_int_cont5 & LB_D6_VLINE_INTERRUPT)
6306                         WREG32(VLINE_STATUS + EVERGREEN_CRTC5_REGISTER_OFFSET, VLINE_ACK);
6307         }
6308
6309         if (rdev->irq.stat_regs.evergreen.disp_int & DC_HPD1_INTERRUPT) {
6310                 tmp = RREG32(DC_HPD1_INT_CONTROL);
6311                 tmp |= DC_HPDx_INT_ACK;
6312                 WREG32(DC_HPD1_INT_CONTROL, tmp);
6313         }
6314         if (rdev->irq.stat_regs.evergreen.disp_int_cont & DC_HPD2_INTERRUPT) {
6315                 tmp = RREG32(DC_HPD2_INT_CONTROL);
6316                 tmp |= DC_HPDx_INT_ACK;
6317                 WREG32(DC_HPD2_INT_CONTROL, tmp);
6318         }
6319         if (rdev->irq.stat_regs.evergreen.disp_int_cont2 & DC_HPD3_INTERRUPT) {
6320                 tmp = RREG32(DC_HPD3_INT_CONTROL);
6321                 tmp |= DC_HPDx_INT_ACK;
6322                 WREG32(DC_HPD3_INT_CONTROL, tmp);
6323         }
6324         if (rdev->irq.stat_regs.evergreen.disp_int_cont3 & DC_HPD4_INTERRUPT) {
6325                 tmp = RREG32(DC_HPD4_INT_CONTROL);
6326                 tmp |= DC_HPDx_INT_ACK;
6327                 WREG32(DC_HPD4_INT_CONTROL, tmp);
6328         }
6329         if (rdev->irq.stat_regs.evergreen.disp_int_cont4 & DC_HPD5_INTERRUPT) {
6330                 tmp = RREG32(DC_HPD5_INT_CONTROL);
6331                 tmp |= DC_HPDx_INT_ACK;
6332                 WREG32(DC_HPD5_INT_CONTROL, tmp);
6333         }
6334         if (rdev->irq.stat_regs.evergreen.disp_int_cont5 & DC_HPD6_INTERRUPT) {
6335                 tmp = RREG32(DC_HPD5_INT_CONTROL);
6336                 tmp |= DC_HPDx_INT_ACK;
6337                 WREG32(DC_HPD6_INT_CONTROL, tmp);
6338         }
6339
6340         if (rdev->irq.stat_regs.evergreen.disp_int & DC_HPD1_RX_INTERRUPT) {
6341                 tmp = RREG32(DC_HPD1_INT_CONTROL);
6342                 tmp |= DC_HPDx_RX_INT_ACK;
6343                 WREG32(DC_HPD1_INT_CONTROL, tmp);
6344         }
6345         if (rdev->irq.stat_regs.evergreen.disp_int_cont & DC_HPD2_RX_INTERRUPT) {
6346                 tmp = RREG32(DC_HPD2_INT_CONTROL);
6347                 tmp |= DC_HPDx_RX_INT_ACK;
6348                 WREG32(DC_HPD2_INT_CONTROL, tmp);
6349         }
6350         if (rdev->irq.stat_regs.evergreen.disp_int_cont2 & DC_HPD3_RX_INTERRUPT) {
6351                 tmp = RREG32(DC_HPD3_INT_CONTROL);
6352                 tmp |= DC_HPDx_RX_INT_ACK;
6353                 WREG32(DC_HPD3_INT_CONTROL, tmp);
6354         }
6355         if (rdev->irq.stat_regs.evergreen.disp_int_cont3 & DC_HPD4_RX_INTERRUPT) {
6356                 tmp = RREG32(DC_HPD4_INT_CONTROL);
6357                 tmp |= DC_HPDx_RX_INT_ACK;
6358                 WREG32(DC_HPD4_INT_CONTROL, tmp);
6359         }
6360         if (rdev->irq.stat_regs.evergreen.disp_int_cont4 & DC_HPD5_RX_INTERRUPT) {
6361                 tmp = RREG32(DC_HPD5_INT_CONTROL);
6362                 tmp |= DC_HPDx_RX_INT_ACK;
6363                 WREG32(DC_HPD5_INT_CONTROL, tmp);
6364         }
6365         if (rdev->irq.stat_regs.evergreen.disp_int_cont5 & DC_HPD6_RX_INTERRUPT) {
6366                 tmp = RREG32(DC_HPD5_INT_CONTROL);
6367                 tmp |= DC_HPDx_RX_INT_ACK;
6368                 WREG32(DC_HPD6_INT_CONTROL, tmp);
6369         }
6370 }
6371
6372 static void si_irq_disable(struct radeon_device *rdev)
6373 {
6374         si_disable_interrupts(rdev);
6375         /* Wait and acknowledge irq */
6376         mdelay(1);
6377         si_irq_ack(rdev);
6378         si_disable_interrupt_state(rdev);
6379 }
6380
6381 static void si_irq_suspend(struct radeon_device *rdev)
6382 {
6383         si_irq_disable(rdev);
6384         si_rlc_stop(rdev);
6385 }
6386
6387 static void si_irq_fini(struct radeon_device *rdev)
6388 {
6389         si_irq_suspend(rdev);
6390         r600_ih_ring_fini(rdev);
6391 }
6392
6393 static inline u32 si_get_ih_wptr(struct radeon_device *rdev)
6394 {
6395         u32 wptr, tmp;
6396
6397         if (rdev->wb.enabled)
6398                 wptr = le32_to_cpu(rdev->wb.wb[R600_WB_IH_WPTR_OFFSET/4]);
6399         else
6400                 wptr = RREG32(IH_RB_WPTR);
6401
6402         if (wptr & RB_OVERFLOW) {
6403                 wptr &= ~RB_OVERFLOW;
6404                 /* When a ring buffer overflow happen start parsing interrupt
6405                  * from the last not overwritten vector (wptr + 16). Hopefully
6406                  * this should allow us to catchup.
6407                  */
6408                 dev_warn(rdev->dev, "IH ring buffer overflow (0x%08X, 0x%08X, 0x%08X)\n",
6409                          wptr, rdev->ih.rptr, (wptr + 16) & rdev->ih.ptr_mask);
6410                 rdev->ih.rptr = (wptr + 16) & rdev->ih.ptr_mask;
6411                 tmp = RREG32(IH_RB_CNTL);
6412                 tmp |= IH_WPTR_OVERFLOW_CLEAR;
6413                 WREG32(IH_RB_CNTL, tmp);
6414         }
6415         return (wptr & rdev->ih.ptr_mask);
6416 }
6417
6418 /*        SI IV Ring
6419  * Each IV ring entry is 128 bits:
6420  * [7:0]    - interrupt source id
6421  * [31:8]   - reserved
6422  * [59:32]  - interrupt source data
6423  * [63:60]  - reserved
6424  * [71:64]  - RINGID
6425  * [79:72]  - VMID
6426  * [127:80] - reserved
6427  */
6428 int si_irq_process(struct radeon_device *rdev)
6429 {
6430         u32 wptr;
6431         u32 rptr;
6432         u32 src_id, src_data, ring_id;
6433         u32 ring_index;
6434         bool queue_hotplug = false;
6435         bool queue_dp = false;
6436         bool queue_thermal = false;
6437         u32 status, addr;
6438
6439         if (!rdev->ih.enabled || rdev->shutdown)
6440                 return IRQ_NONE;
6441
6442         wptr = si_get_ih_wptr(rdev);
6443
6444 restart_ih:
6445         /* is somebody else already processing irqs? */
6446         if (atomic_xchg(&rdev->ih.lock, 1))
6447                 return IRQ_NONE;
6448
6449         rptr = rdev->ih.rptr;
6450         DRM_DEBUG("si_irq_process start: rptr %d, wptr %d\n", rptr, wptr);
6451
6452         /* Order reading of wptr vs. reading of IH ring data */
6453         rmb();
6454
6455         /* display interrupts */
6456         si_irq_ack(rdev);
6457
6458         while (rptr != wptr) {
6459                 /* wptr/rptr are in bytes! */
6460                 ring_index = rptr / 4;
6461                 src_id =  le32_to_cpu(rdev->ih.ring[ring_index]) & 0xff;
6462                 src_data = le32_to_cpu(rdev->ih.ring[ring_index + 1]) & 0xfffffff;
6463                 ring_id = le32_to_cpu(rdev->ih.ring[ring_index + 2]) & 0xff;
6464
6465                 switch (src_id) {
6466                 case 1: /* D1 vblank/vline */
6467                         switch (src_data) {
6468                         case 0: /* D1 vblank */
6469                                 if (rdev->irq.stat_regs.evergreen.disp_int & LB_D1_VBLANK_INTERRUPT) {
6470                                         if (rdev->irq.crtc_vblank_int[0]) {
6471                                                 drm_handle_vblank(rdev->ddev, 0);
6472                                                 rdev->pm.vblank_sync = true;
6473                                                 wake_up(&rdev->irq.vblank_queue);
6474                                         }
6475                                         if (atomic_read(&rdev->irq.pflip[0]))
6476                                                 radeon_crtc_handle_vblank(rdev, 0);
6477                                         rdev->irq.stat_regs.evergreen.disp_int &= ~LB_D1_VBLANK_INTERRUPT;
6478                                         DRM_DEBUG("IH: D1 vblank\n");
6479                                 }
6480                                 break;
6481                         case 1: /* D1 vline */
6482                                 if (rdev->irq.stat_regs.evergreen.disp_int & LB_D1_VLINE_INTERRUPT) {
6483                                         rdev->irq.stat_regs.evergreen.disp_int &= ~LB_D1_VLINE_INTERRUPT;
6484                                         DRM_DEBUG("IH: D1 vline\n");
6485                                 }
6486                                 break;
6487                         default:
6488                                 DRM_DEBUG("Unhandled interrupt: %d %d\n", src_id, src_data);
6489                                 break;
6490                         }
6491                         break;
6492                 case 2: /* D2 vblank/vline */
6493                         switch (src_data) {
6494                         case 0: /* D2 vblank */
6495                                 if (rdev->irq.stat_regs.evergreen.disp_int_cont & LB_D2_VBLANK_INTERRUPT) {
6496                                         if (rdev->irq.crtc_vblank_int[1]) {
6497                                                 drm_handle_vblank(rdev->ddev, 1);
6498                                                 rdev->pm.vblank_sync = true;
6499                                                 wake_up(&rdev->irq.vblank_queue);
6500                                         }
6501                                         if (atomic_read(&rdev->irq.pflip[1]))
6502                                                 radeon_crtc_handle_vblank(rdev, 1);
6503                                         rdev->irq.stat_regs.evergreen.disp_int_cont &= ~LB_D2_VBLANK_INTERRUPT;
6504                                         DRM_DEBUG("IH: D2 vblank\n");
6505                                 }
6506                                 break;
6507                         case 1: /* D2 vline */
6508                                 if (rdev->irq.stat_regs.evergreen.disp_int_cont & LB_D2_VLINE_INTERRUPT) {
6509                                         rdev->irq.stat_regs.evergreen.disp_int_cont &= ~LB_D2_VLINE_INTERRUPT;
6510                                         DRM_DEBUG("IH: D2 vline\n");
6511                                 }
6512                                 break;
6513                         default:
6514                                 DRM_DEBUG("Unhandled interrupt: %d %d\n", src_id, src_data);
6515                                 break;
6516                         }
6517                         break;
6518                 case 3: /* D3 vblank/vline */
6519                         switch (src_data) {
6520                         case 0: /* D3 vblank */
6521                                 if (rdev->irq.stat_regs.evergreen.disp_int_cont2 & LB_D3_VBLANK_INTERRUPT) {
6522                                         if (rdev->irq.crtc_vblank_int[2]) {
6523                                                 drm_handle_vblank(rdev->ddev, 2);
6524                                                 rdev->pm.vblank_sync = true;
6525                                                 wake_up(&rdev->irq.vblank_queue);
6526                                         }
6527                                         if (atomic_read(&rdev->irq.pflip[2]))
6528                                                 radeon_crtc_handle_vblank(rdev, 2);
6529                                         rdev->irq.stat_regs.evergreen.disp_int_cont2 &= ~LB_D3_VBLANK_INTERRUPT;
6530                                         DRM_DEBUG("IH: D3 vblank\n");
6531                                 }
6532                                 break;
6533                         case 1: /* D3 vline */
6534                                 if (rdev->irq.stat_regs.evergreen.disp_int_cont2 & LB_D3_VLINE_INTERRUPT) {
6535                                         rdev->irq.stat_regs.evergreen.disp_int_cont2 &= ~LB_D3_VLINE_INTERRUPT;
6536                                         DRM_DEBUG("IH: D3 vline\n");
6537                                 }
6538                                 break;
6539                         default:
6540                                 DRM_DEBUG("Unhandled interrupt: %d %d\n", src_id, src_data);
6541                                 break;
6542                         }
6543                         break;
6544                 case 4: /* D4 vblank/vline */
6545                         switch (src_data) {
6546                         case 0: /* D4 vblank */
6547                                 if (rdev->irq.stat_regs.evergreen.disp_int_cont3 & LB_D4_VBLANK_INTERRUPT) {
6548                                         if (rdev->irq.crtc_vblank_int[3]) {
6549                                                 drm_handle_vblank(rdev->ddev, 3);
6550                                                 rdev->pm.vblank_sync = true;
6551                                                 wake_up(&rdev->irq.vblank_queue);
6552                                         }
6553                                         if (atomic_read(&rdev->irq.pflip[3]))
6554                                                 radeon_crtc_handle_vblank(rdev, 3);
6555                                         rdev->irq.stat_regs.evergreen.disp_int_cont3 &= ~LB_D4_VBLANK_INTERRUPT;
6556                                         DRM_DEBUG("IH: D4 vblank\n");
6557                                 }
6558                                 break;
6559                         case 1: /* D4 vline */
6560                                 if (rdev->irq.stat_regs.evergreen.disp_int_cont3 & LB_D4_VLINE_INTERRUPT) {
6561                                         rdev->irq.stat_regs.evergreen.disp_int_cont3 &= ~LB_D4_VLINE_INTERRUPT;
6562                                         DRM_DEBUG("IH: D4 vline\n");
6563                                 }
6564                                 break;
6565                         default:
6566                                 DRM_DEBUG("Unhandled interrupt: %d %d\n", src_id, src_data);
6567                                 break;
6568                         }
6569                         break;
6570                 case 5: /* D5 vblank/vline */
6571                         switch (src_data) {
6572                         case 0: /* D5 vblank */
6573                                 if (rdev->irq.stat_regs.evergreen.disp_int_cont4 & LB_D5_VBLANK_INTERRUPT) {
6574                                         if (rdev->irq.crtc_vblank_int[4]) {
6575                                                 drm_handle_vblank(rdev->ddev, 4);
6576                                                 rdev->pm.vblank_sync = true;
6577                                                 wake_up(&rdev->irq.vblank_queue);
6578                                         }
6579                                         if (atomic_read(&rdev->irq.pflip[4]))
6580                                                 radeon_crtc_handle_vblank(rdev, 4);
6581                                         rdev->irq.stat_regs.evergreen.disp_int_cont4 &= ~LB_D5_VBLANK_INTERRUPT;
6582                                         DRM_DEBUG("IH: D5 vblank\n");
6583                                 }
6584                                 break;
6585                         case 1: /* D5 vline */
6586                                 if (rdev->irq.stat_regs.evergreen.disp_int_cont4 & LB_D5_VLINE_INTERRUPT) {
6587                                         rdev->irq.stat_regs.evergreen.disp_int_cont4 &= ~LB_D5_VLINE_INTERRUPT;
6588                                         DRM_DEBUG("IH: D5 vline\n");
6589                                 }
6590                                 break;
6591                         default:
6592                                 DRM_DEBUG("Unhandled interrupt: %d %d\n", src_id, src_data);
6593                                 break;
6594                         }
6595                         break;
6596                 case 6: /* D6 vblank/vline */
6597                         switch (src_data) {
6598                         case 0: /* D6 vblank */
6599                                 if (rdev->irq.stat_regs.evergreen.disp_int_cont5 & LB_D6_VBLANK_INTERRUPT) {
6600                                         if (rdev->irq.crtc_vblank_int[5]) {
6601                                                 drm_handle_vblank(rdev->ddev, 5);
6602                                                 rdev->pm.vblank_sync = true;
6603                                                 wake_up(&rdev->irq.vblank_queue);
6604                                         }
6605                                         if (atomic_read(&rdev->irq.pflip[5]))
6606                                                 radeon_crtc_handle_vblank(rdev, 5);
6607                                         rdev->irq.stat_regs.evergreen.disp_int_cont5 &= ~LB_D6_VBLANK_INTERRUPT;
6608                                         DRM_DEBUG("IH: D6 vblank\n");
6609                                 }
6610                                 break;
6611                         case 1: /* D6 vline */
6612                                 if (rdev->irq.stat_regs.evergreen.disp_int_cont5 & LB_D6_VLINE_INTERRUPT) {
6613                                         rdev->irq.stat_regs.evergreen.disp_int_cont5 &= ~LB_D6_VLINE_INTERRUPT;
6614                                         DRM_DEBUG("IH: D6 vline\n");
6615                                 }
6616                                 break;
6617                         default:
6618                                 DRM_DEBUG("Unhandled interrupt: %d %d\n", src_id, src_data);
6619                                 break;
6620                         }
6621                         break;
6622                 case 8: /* D1 page flip */
6623                 case 10: /* D2 page flip */
6624                 case 12: /* D3 page flip */
6625                 case 14: /* D4 page flip */
6626                 case 16: /* D5 page flip */
6627                 case 18: /* D6 page flip */
6628                         DRM_DEBUG("IH: D%d flip\n", ((src_id - 8) >> 1) + 1);
6629                         if (radeon_use_pflipirq > 0)
6630                                 radeon_crtc_handle_flip(rdev, (src_id - 8) >> 1);
6631                         break;
6632                 case 42: /* HPD hotplug */
6633                         switch (src_data) {
6634                         case 0:
6635                                 if (rdev->irq.stat_regs.evergreen.disp_int & DC_HPD1_INTERRUPT) {
6636                                         rdev->irq.stat_regs.evergreen.disp_int &= ~DC_HPD1_INTERRUPT;
6637                                         queue_hotplug = true;
6638                                         DRM_DEBUG("IH: HPD1\n");
6639                                 }
6640                                 break;
6641                         case 1:
6642                                 if (rdev->irq.stat_regs.evergreen.disp_int_cont & DC_HPD2_INTERRUPT) {
6643                                         rdev->irq.stat_regs.evergreen.disp_int_cont &= ~DC_HPD2_INTERRUPT;
6644                                         queue_hotplug = true;
6645                                         DRM_DEBUG("IH: HPD2\n");
6646                                 }
6647                                 break;
6648                         case 2:
6649                                 if (rdev->irq.stat_regs.evergreen.disp_int_cont2 & DC_HPD3_INTERRUPT) {
6650                                         rdev->irq.stat_regs.evergreen.disp_int_cont2 &= ~DC_HPD3_INTERRUPT;
6651                                         queue_hotplug = true;
6652                                         DRM_DEBUG("IH: HPD3\n");
6653                                 }
6654                                 break;
6655                         case 3:
6656                                 if (rdev->irq.stat_regs.evergreen.disp_int_cont3 & DC_HPD4_INTERRUPT) {
6657                                         rdev->irq.stat_regs.evergreen.disp_int_cont3 &= ~DC_HPD4_INTERRUPT;
6658                                         queue_hotplug = true;
6659                                         DRM_DEBUG("IH: HPD4\n");
6660                                 }
6661                                 break;
6662                         case 4:
6663                                 if (rdev->irq.stat_regs.evergreen.disp_int_cont4 & DC_HPD5_INTERRUPT) {
6664                                         rdev->irq.stat_regs.evergreen.disp_int_cont4 &= ~DC_HPD5_INTERRUPT;
6665                                         queue_hotplug = true;
6666                                         DRM_DEBUG("IH: HPD5\n");
6667                                 }
6668                                 break;
6669                         case 5:
6670                                 if (rdev->irq.stat_regs.evergreen.disp_int_cont5 & DC_HPD6_INTERRUPT) {
6671                                         rdev->irq.stat_regs.evergreen.disp_int_cont5 &= ~DC_HPD6_INTERRUPT;
6672                                         queue_hotplug = true;
6673                                         DRM_DEBUG("IH: HPD6\n");
6674                                 }
6675                                 break;
6676                         case 6:
6677                                 if (rdev->irq.stat_regs.evergreen.disp_int & DC_HPD1_RX_INTERRUPT) {
6678                                         rdev->irq.stat_regs.evergreen.disp_int &= ~DC_HPD1_RX_INTERRUPT;
6679                                         queue_dp = true;
6680                                         DRM_DEBUG("IH: HPD_RX 1\n");
6681                                 }
6682                                 break;
6683                         case 7:
6684                                 if (rdev->irq.stat_regs.evergreen.disp_int_cont & DC_HPD2_RX_INTERRUPT) {
6685                                         rdev->irq.stat_regs.evergreen.disp_int_cont &= ~DC_HPD2_RX_INTERRUPT;
6686                                         queue_dp = true;
6687                                         DRM_DEBUG("IH: HPD_RX 2\n");
6688                                 }
6689                                 break;
6690                         case 8:
6691                                 if (rdev->irq.stat_regs.evergreen.disp_int_cont2 & DC_HPD3_RX_INTERRUPT) {
6692                                         rdev->irq.stat_regs.evergreen.disp_int_cont2 &= ~DC_HPD3_RX_INTERRUPT;
6693                                         queue_dp = true;
6694                                         DRM_DEBUG("IH: HPD_RX 3\n");
6695                                 }
6696                                 break;
6697                         case 9:
6698                                 if (rdev->irq.stat_regs.evergreen.disp_int_cont3 & DC_HPD4_RX_INTERRUPT) {
6699                                         rdev->irq.stat_regs.evergreen.disp_int_cont3 &= ~DC_HPD4_RX_INTERRUPT;
6700                                         queue_dp = true;
6701                                         DRM_DEBUG("IH: HPD_RX 4\n");
6702                                 }
6703                                 break;
6704                         case 10:
6705                                 if (rdev->irq.stat_regs.evergreen.disp_int_cont4 & DC_HPD5_RX_INTERRUPT) {
6706                                         rdev->irq.stat_regs.evergreen.disp_int_cont4 &= ~DC_HPD5_RX_INTERRUPT;
6707                                         queue_dp = true;
6708                                         DRM_DEBUG("IH: HPD_RX 5\n");
6709                                 }
6710                                 break;
6711                         case 11:
6712                                 if (rdev->irq.stat_regs.evergreen.disp_int_cont5 & DC_HPD6_RX_INTERRUPT) {
6713                                         rdev->irq.stat_regs.evergreen.disp_int_cont5 &= ~DC_HPD6_RX_INTERRUPT;
6714                                         queue_dp = true;
6715                                         DRM_DEBUG("IH: HPD_RX 6\n");
6716                                 }
6717                                 break;
6718                         default:
6719                                 DRM_DEBUG("Unhandled interrupt: %d %d\n", src_id, src_data);
6720                                 break;
6721                         }
6722                         break;
6723                 case 96:
6724                         DRM_ERROR("SRBM_READ_ERROR: 0x%x\n", RREG32(SRBM_READ_ERROR));
6725                         WREG32(SRBM_INT_ACK, 0x1);
6726                         break;
6727                 case 124: /* UVD */
6728                         DRM_DEBUG("IH: UVD int: 0x%08x\n", src_data);
6729                         radeon_fence_process(rdev, R600_RING_TYPE_UVD_INDEX);
6730                         break;
6731                 case 146:
6732                 case 147:
6733                         addr = RREG32(VM_CONTEXT1_PROTECTION_FAULT_ADDR);
6734                         status = RREG32(VM_CONTEXT1_PROTECTION_FAULT_STATUS);
6735                         /* reset addr and status */
6736                         WREG32_P(VM_CONTEXT1_CNTL2, 1, ~1);
6737                         if (addr == 0x0 && status == 0x0)
6738                                 break;
6739                         dev_err(rdev->dev, "GPU fault detected: %d 0x%08x\n", src_id, src_data);
6740                         dev_err(rdev->dev, "  VM_CONTEXT1_PROTECTION_FAULT_ADDR   0x%08X\n",
6741                                 addr);
6742                         dev_err(rdev->dev, "  VM_CONTEXT1_PROTECTION_FAULT_STATUS 0x%08X\n",
6743                                 status);
6744                         si_vm_decode_fault(rdev, status, addr);
6745                         break;
6746                 case 176: /* RINGID0 CP_INT */
6747                         radeon_fence_process(rdev, RADEON_RING_TYPE_GFX_INDEX);
6748                         break;
6749                 case 177: /* RINGID1 CP_INT */
6750                         radeon_fence_process(rdev, CAYMAN_RING_TYPE_CP1_INDEX);
6751                         break;
6752                 case 178: /* RINGID2 CP_INT */
6753                         radeon_fence_process(rdev, CAYMAN_RING_TYPE_CP2_INDEX);
6754                         break;
6755                 case 181: /* CP EOP event */
6756                         DRM_DEBUG("IH: CP EOP\n");
6757                         switch (ring_id) {
6758                         case 0:
6759                                 radeon_fence_process(rdev, RADEON_RING_TYPE_GFX_INDEX);
6760                                 break;
6761                         case 1:
6762                                 radeon_fence_process(rdev, CAYMAN_RING_TYPE_CP1_INDEX);
6763                                 break;
6764                         case 2:
6765                                 radeon_fence_process(rdev, CAYMAN_RING_TYPE_CP2_INDEX);
6766                                 break;
6767                         }
6768                         break;
6769                 case 224: /* DMA trap event */
6770                         DRM_DEBUG("IH: DMA trap\n");
6771                         radeon_fence_process(rdev, R600_RING_TYPE_DMA_INDEX);
6772                         break;
6773                 case 230: /* thermal low to high */
6774                         DRM_DEBUG("IH: thermal low to high\n");
6775                         rdev->pm.dpm.thermal.high_to_low = false;
6776                         queue_thermal = true;
6777                         break;
6778                 case 231: /* thermal high to low */
6779                         DRM_DEBUG("IH: thermal high to low\n");
6780                         rdev->pm.dpm.thermal.high_to_low = true;
6781                         queue_thermal = true;
6782                         break;
6783                 case 233: /* GUI IDLE */
6784                         DRM_DEBUG("IH: GUI idle\n");
6785                         break;
6786                 case 244: /* DMA trap event */
6787                         DRM_DEBUG("IH: DMA1 trap\n");
6788                         radeon_fence_process(rdev, CAYMAN_RING_TYPE_DMA1_INDEX);
6789                         break;
6790                 default:
6791                         DRM_DEBUG("Unhandled interrupt: %d %d\n", src_id, src_data);
6792                         break;
6793                 }
6794
6795                 /* wptr/rptr are in bytes! */
6796                 rptr += 16;
6797                 rptr &= rdev->ih.ptr_mask;
6798                 WREG32(IH_RB_RPTR, rptr);
6799         }
6800         if (queue_dp)
6801                 schedule_work(&rdev->dp_work);
6802         if (queue_hotplug)
6803                 schedule_work(&rdev->hotplug_work);
6804         if (queue_thermal && rdev->pm.dpm_enabled)
6805                 schedule_work(&rdev->pm.dpm.thermal.work);
6806         rdev->ih.rptr = rptr;
6807         atomic_set(&rdev->ih.lock, 0);
6808
6809         /* make sure wptr hasn't changed while processing */
6810         wptr = si_get_ih_wptr(rdev);
6811         if (wptr != rptr)
6812                 goto restart_ih;
6813
6814         return IRQ_HANDLED;
6815 }
6816
6817 /*
6818  * startup/shutdown callbacks
6819  */
6820 static int si_startup(struct radeon_device *rdev)
6821 {
6822         struct radeon_ring *ring;
6823         int r;
6824
6825         /* enable pcie gen2/3 link */
6826         si_pcie_gen3_enable(rdev);
6827         /* enable aspm */
6828         si_program_aspm(rdev);
6829
6830         /* scratch needs to be initialized before MC */
6831         r = r600_vram_scratch_init(rdev);
6832         if (r)
6833                 return r;
6834
6835         si_mc_program(rdev);
6836
6837         if (!rdev->pm.dpm_enabled) {
6838                 r = si_mc_load_microcode(rdev);
6839                 if (r) {
6840                         DRM_ERROR("Failed to load MC firmware!\n");
6841                         return r;
6842                 }
6843         }
6844
6845         r = si_pcie_gart_enable(rdev);
6846         if (r)
6847                 return r;
6848         si_gpu_init(rdev);
6849
6850         /* allocate rlc buffers */
6851         if (rdev->family == CHIP_VERDE) {
6852                 rdev->rlc.reg_list = verde_rlc_save_restore_register_list;
6853                 rdev->rlc.reg_list_size =
6854                         (u32)ARRAY_SIZE(verde_rlc_save_restore_register_list);
6855         }
6856         rdev->rlc.cs_data = si_cs_data;
6857         r = sumo_rlc_init(rdev);
6858         if (r) {
6859                 DRM_ERROR("Failed to init rlc BOs!\n");
6860                 return r;
6861         }
6862
6863         /* allocate wb buffer */
6864         r = radeon_wb_init(rdev);
6865         if (r)
6866                 return r;
6867
6868         r = radeon_fence_driver_start_ring(rdev, RADEON_RING_TYPE_GFX_INDEX);
6869         if (r) {
6870                 dev_err(rdev->dev, "failed initializing CP fences (%d).\n", r);
6871                 return r;
6872         }
6873
6874         r = radeon_fence_driver_start_ring(rdev, CAYMAN_RING_TYPE_CP1_INDEX);
6875         if (r) {
6876                 dev_err(rdev->dev, "failed initializing CP fences (%d).\n", r);
6877                 return r;
6878         }
6879
6880         r = radeon_fence_driver_start_ring(rdev, CAYMAN_RING_TYPE_CP2_INDEX);
6881         if (r) {
6882                 dev_err(rdev->dev, "failed initializing CP fences (%d).\n", r);
6883                 return r;
6884         }
6885
6886         r = radeon_fence_driver_start_ring(rdev, R600_RING_TYPE_DMA_INDEX);
6887         if (r) {
6888                 dev_err(rdev->dev, "failed initializing DMA fences (%d).\n", r);
6889                 return r;
6890         }
6891
6892         r = radeon_fence_driver_start_ring(rdev, CAYMAN_RING_TYPE_DMA1_INDEX);
6893         if (r) {
6894                 dev_err(rdev->dev, "failed initializing DMA fences (%d).\n", r);
6895                 return r;
6896         }
6897
6898         if (rdev->has_uvd) {
6899                 r = uvd_v2_2_resume(rdev);
6900                 if (!r) {
6901                         r = radeon_fence_driver_start_ring(rdev,
6902                                                            R600_RING_TYPE_UVD_INDEX);
6903                         if (r)
6904                                 dev_err(rdev->dev, "UVD fences init error (%d).\n", r);
6905                 }
6906                 if (r)
6907                         rdev->ring[R600_RING_TYPE_UVD_INDEX].ring_size = 0;
6908         }
6909
6910         /* Enable IRQ */
6911         if (!rdev->irq.installed) {
6912                 r = radeon_irq_kms_init(rdev);
6913                 if (r)
6914                         return r;
6915         }
6916
6917         r = si_irq_init(rdev);
6918         if (r) {
6919                 DRM_ERROR("radeon: IH init failed (%d).\n", r);
6920                 radeon_irq_kms_fini(rdev);
6921                 return r;
6922         }
6923         si_irq_set(rdev);
6924
6925         ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX];
6926         r = radeon_ring_init(rdev, ring, ring->ring_size, RADEON_WB_CP_RPTR_OFFSET,
6927                              RADEON_CP_PACKET2);
6928         if (r)
6929                 return r;
6930
6931         ring = &rdev->ring[CAYMAN_RING_TYPE_CP1_INDEX];
6932         r = radeon_ring_init(rdev, ring, ring->ring_size, RADEON_WB_CP1_RPTR_OFFSET,
6933                              RADEON_CP_PACKET2);
6934         if (r)
6935                 return r;
6936
6937         ring = &rdev->ring[CAYMAN_RING_TYPE_CP2_INDEX];
6938         r = radeon_ring_init(rdev, ring, ring->ring_size, RADEON_WB_CP2_RPTR_OFFSET,
6939                              RADEON_CP_PACKET2);
6940         if (r)
6941                 return r;
6942
6943         ring = &rdev->ring[R600_RING_TYPE_DMA_INDEX];
6944         r = radeon_ring_init(rdev, ring, ring->ring_size, R600_WB_DMA_RPTR_OFFSET,
6945                              DMA_PACKET(DMA_PACKET_NOP, 0, 0, 0, 0));
6946         if (r)
6947                 return r;
6948
6949         ring = &rdev->ring[CAYMAN_RING_TYPE_DMA1_INDEX];
6950         r = radeon_ring_init(rdev, ring, ring->ring_size, CAYMAN_WB_DMA1_RPTR_OFFSET,
6951                              DMA_PACKET(DMA_PACKET_NOP, 0, 0, 0, 0));
6952         if (r)
6953                 return r;
6954
6955         r = si_cp_load_microcode(rdev);
6956         if (r)
6957                 return r;
6958         r = si_cp_resume(rdev);
6959         if (r)
6960                 return r;
6961
6962         r = cayman_dma_resume(rdev);
6963         if (r)
6964                 return r;
6965
6966         if (rdev->has_uvd) {
6967                 ring = &rdev->ring[R600_RING_TYPE_UVD_INDEX];
6968                 if (ring->ring_size) {
6969                         r = radeon_ring_init(rdev, ring, ring->ring_size, 0,
6970                                              RADEON_CP_PACKET2);
6971                         if (!r)
6972                                 r = uvd_v1_0_init(rdev);
6973                         if (r)
6974                                 DRM_ERROR("radeon: failed initializing UVD (%d).\n", r);
6975                 }
6976         }
6977
6978         r = radeon_ib_pool_init(rdev);
6979         if (r) {
6980                 dev_err(rdev->dev, "IB initialization failed (%d).\n", r);
6981                 return r;
6982         }
6983
6984         r = radeon_vm_manager_init(rdev);
6985         if (r) {
6986                 dev_err(rdev->dev, "vm manager initialization failed (%d).\n", r);
6987                 return r;
6988         }
6989
6990         r = radeon_audio_init(rdev);
6991         if (r)
6992                 return r;
6993
6994         return 0;
6995 }
6996
6997 int si_resume(struct radeon_device *rdev)
6998 {
6999         int r;
7000
7001         /* Do not reset GPU before posting, on rv770 hw unlike on r500 hw,
7002          * posting will perform necessary task to bring back GPU into good
7003          * shape.
7004          */
7005         /* post card */
7006         atom_asic_init(rdev->mode_info.atom_context);
7007
7008         /* init golden registers */
7009         si_init_golden_registers(rdev);
7010
7011         if (rdev->pm.pm_method == PM_METHOD_DPM)
7012                 radeon_pm_resume(rdev);
7013
7014         rdev->accel_working = true;
7015         r = si_startup(rdev);
7016         if (r) {
7017                 DRM_ERROR("si startup failed on resume\n");
7018                 rdev->accel_working = false;
7019                 return r;
7020         }
7021
7022         return r;
7023
7024 }
7025
7026 int si_suspend(struct radeon_device *rdev)
7027 {
7028         radeon_pm_suspend(rdev);
7029         radeon_audio_fini(rdev);
7030         radeon_vm_manager_fini(rdev);
7031         si_cp_enable(rdev, false);
7032         cayman_dma_stop(rdev);
7033         if (rdev->has_uvd) {
7034                 uvd_v1_0_fini(rdev);
7035                 radeon_uvd_suspend(rdev);
7036         }
7037         si_fini_pg(rdev);
7038         si_fini_cg(rdev);
7039         si_irq_suspend(rdev);
7040         radeon_wb_disable(rdev);
7041         si_pcie_gart_disable(rdev);
7042         return 0;
7043 }
7044
7045 /* Plan is to move initialization in that function and use
7046  * helper function so that radeon_device_init pretty much
7047  * do nothing more than calling asic specific function. This
7048  * should also allow to remove a bunch of callback function
7049  * like vram_info.
7050  */
7051 int si_init(struct radeon_device *rdev)
7052 {
7053         struct radeon_ring *ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX];
7054         int r;
7055
7056         /* Read BIOS */
7057         if (!radeon_get_bios(rdev)) {
7058                 if (ASIC_IS_AVIVO(rdev))
7059                         return -EINVAL;
7060         }
7061         /* Must be an ATOMBIOS */
7062         if (!rdev->is_atom_bios) {
7063                 dev_err(rdev->dev, "Expecting atombios for cayman GPU\n");
7064                 return -EINVAL;
7065         }
7066         r = radeon_atombios_init(rdev);
7067         if (r)
7068                 return r;
7069
7070         /* Post card if necessary */
7071         if (!radeon_card_posted(rdev)) {
7072                 if (!rdev->bios) {
7073                         dev_err(rdev->dev, "Card not posted and no BIOS - ignoring\n");
7074                         return -EINVAL;
7075                 }
7076                 DRM_INFO("GPU not posted. posting now...\n");
7077                 atom_asic_init(rdev->mode_info.atom_context);
7078         }
7079         /* init golden registers */
7080         si_init_golden_registers(rdev);
7081         /* Initialize scratch registers */
7082         si_scratch_init(rdev);
7083         /* Initialize surface registers */
7084         radeon_surface_init(rdev);
7085         /* Initialize clocks */
7086         radeon_get_clock_info(rdev->ddev);
7087
7088         /* Fence driver */
7089         r = radeon_fence_driver_init(rdev);
7090         if (r)
7091                 return r;
7092
7093         /* initialize memory controller */
7094         r = si_mc_init(rdev);
7095         if (r)
7096                 return r;
7097         /* Memory manager */
7098         r = radeon_bo_init(rdev);
7099         if (r)
7100                 return r;
7101
7102         if (!rdev->me_fw || !rdev->pfp_fw || !rdev->ce_fw ||
7103             !rdev->rlc_fw || !rdev->mc_fw) {
7104                 r = si_init_microcode(rdev);
7105                 if (r) {
7106                         DRM_ERROR("Failed to load firmware!\n");
7107                         return r;
7108                 }
7109         }
7110
7111         /* Initialize power management */
7112         radeon_pm_init(rdev);
7113
7114         ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX];
7115         ring->ring_obj = NULL;
7116         r600_ring_init(rdev, ring, 1024 * 1024);
7117
7118         ring = &rdev->ring[CAYMAN_RING_TYPE_CP1_INDEX];
7119         ring->ring_obj = NULL;
7120         r600_ring_init(rdev, ring, 1024 * 1024);
7121
7122         ring = &rdev->ring[CAYMAN_RING_TYPE_CP2_INDEX];
7123         ring->ring_obj = NULL;
7124         r600_ring_init(rdev, ring, 1024 * 1024);
7125
7126         ring = &rdev->ring[R600_RING_TYPE_DMA_INDEX];
7127         ring->ring_obj = NULL;
7128         r600_ring_init(rdev, ring, 64 * 1024);
7129
7130         ring = &rdev->ring[CAYMAN_RING_TYPE_DMA1_INDEX];
7131         ring->ring_obj = NULL;
7132         r600_ring_init(rdev, ring, 64 * 1024);
7133
7134         if (rdev->has_uvd) {
7135                 r = radeon_uvd_init(rdev);
7136                 if (!r) {
7137                         ring = &rdev->ring[R600_RING_TYPE_UVD_INDEX];
7138                         ring->ring_obj = NULL;
7139                         r600_ring_init(rdev, ring, 4096);
7140                 }
7141         }
7142
7143         rdev->ih.ring_obj = NULL;
7144         r600_ih_ring_init(rdev, 64 * 1024);
7145
7146         r = r600_pcie_gart_init(rdev);
7147         if (r)
7148                 return r;
7149
7150         rdev->accel_working = true;
7151         r = si_startup(rdev);
7152         if (r) {
7153                 dev_err(rdev->dev, "disabling GPU acceleration\n");
7154                 si_cp_fini(rdev);
7155                 cayman_dma_fini(rdev);
7156                 si_irq_fini(rdev);
7157                 sumo_rlc_fini(rdev);
7158                 radeon_wb_fini(rdev);
7159                 radeon_ib_pool_fini(rdev);
7160                 radeon_vm_manager_fini(rdev);
7161                 radeon_irq_kms_fini(rdev);
7162                 si_pcie_gart_fini(rdev);
7163                 rdev->accel_working = false;
7164         }
7165
7166         /* Don't start up if the MC ucode is missing.
7167          * The default clocks and voltages before the MC ucode
7168          * is loaded are not suffient for advanced operations.
7169          */
7170         if (!rdev->mc_fw) {
7171                 DRM_ERROR("radeon: MC ucode required for NI+.\n");
7172                 return -EINVAL;
7173         }
7174
7175         return 0;
7176 }
7177
7178 void si_fini(struct radeon_device *rdev)
7179 {
7180         radeon_pm_fini(rdev);
7181         si_cp_fini(rdev);
7182         cayman_dma_fini(rdev);
7183         si_fini_pg(rdev);
7184         si_fini_cg(rdev);
7185         si_irq_fini(rdev);
7186         sumo_rlc_fini(rdev);
7187         radeon_wb_fini(rdev);
7188         radeon_vm_manager_fini(rdev);
7189         radeon_ib_pool_fini(rdev);
7190         radeon_irq_kms_fini(rdev);
7191         if (rdev->has_uvd) {
7192                 uvd_v1_0_fini(rdev);
7193                 radeon_uvd_fini(rdev);
7194         }
7195         si_pcie_gart_fini(rdev);
7196         r600_vram_scratch_fini(rdev);
7197         radeon_gem_fini(rdev);
7198         radeon_fence_driver_fini(rdev);
7199         radeon_bo_fini(rdev);
7200         radeon_atombios_fini(rdev);
7201         kfree(rdev->bios);
7202         rdev->bios = NULL;
7203 }
7204
7205 /**
7206  * si_get_gpu_clock_counter - return GPU clock counter snapshot
7207  *
7208  * @rdev: radeon_device pointer
7209  *
7210  * Fetches a GPU clock counter snapshot (SI).
7211  * Returns the 64 bit clock counter snapshot.
7212  */
7213 uint64_t si_get_gpu_clock_counter(struct radeon_device *rdev)
7214 {
7215         uint64_t clock;
7216
7217         mutex_lock(&rdev->gpu_clock_mutex);
7218         WREG32(RLC_CAPTURE_GPU_CLOCK_COUNT, 1);
7219         clock = (uint64_t)RREG32(RLC_GPU_CLOCK_COUNT_LSB) |
7220                 ((uint64_t)RREG32(RLC_GPU_CLOCK_COUNT_MSB) << 32ULL);
7221         mutex_unlock(&rdev->gpu_clock_mutex);
7222         return clock;
7223 }
7224
7225 int si_set_uvd_clocks(struct radeon_device *rdev, u32 vclk, u32 dclk)
7226 {
7227         unsigned fb_div = 0, vclk_div = 0, dclk_div = 0;
7228         int r;
7229
7230         /* bypass vclk and dclk with bclk */
7231         WREG32_P(CG_UPLL_FUNC_CNTL_2,
7232                 VCLK_SRC_SEL(1) | DCLK_SRC_SEL(1),
7233                 ~(VCLK_SRC_SEL_MASK | DCLK_SRC_SEL_MASK));
7234
7235         /* put PLL in bypass mode */
7236         WREG32_P(CG_UPLL_FUNC_CNTL, UPLL_BYPASS_EN_MASK, ~UPLL_BYPASS_EN_MASK);
7237
7238         if (!vclk || !dclk) {
7239                 /* keep the Bypass mode */
7240                 return 0;
7241         }
7242
7243         r = radeon_uvd_calc_upll_dividers(rdev, vclk, dclk, 125000, 250000,
7244                                           16384, 0x03FFFFFF, 0, 128, 5,
7245                                           &fb_div, &vclk_div, &dclk_div);
7246         if (r)
7247                 return r;
7248
7249         /* set RESET_ANTI_MUX to 0 */
7250         WREG32_P(CG_UPLL_FUNC_CNTL_5, 0, ~RESET_ANTI_MUX_MASK);
7251
7252         /* set VCO_MODE to 1 */
7253         WREG32_P(CG_UPLL_FUNC_CNTL, UPLL_VCO_MODE_MASK, ~UPLL_VCO_MODE_MASK);
7254
7255         /* disable sleep mode */
7256         WREG32_P(CG_UPLL_FUNC_CNTL, 0, ~UPLL_SLEEP_MASK);
7257
7258         /* deassert UPLL_RESET */
7259         WREG32_P(CG_UPLL_FUNC_CNTL, 0, ~UPLL_RESET_MASK);
7260
7261         mdelay(1);
7262
7263         r = radeon_uvd_send_upll_ctlreq(rdev, CG_UPLL_FUNC_CNTL);
7264         if (r)
7265                 return r;
7266
7267         /* assert UPLL_RESET again */
7268         WREG32_P(CG_UPLL_FUNC_CNTL, UPLL_RESET_MASK, ~UPLL_RESET_MASK);
7269
7270         /* disable spread spectrum. */
7271         WREG32_P(CG_UPLL_SPREAD_SPECTRUM, 0, ~SSEN_MASK);
7272
7273         /* set feedback divider */
7274         WREG32_P(CG_UPLL_FUNC_CNTL_3, UPLL_FB_DIV(fb_div), ~UPLL_FB_DIV_MASK);
7275
7276         /* set ref divider to 0 */
7277         WREG32_P(CG_UPLL_FUNC_CNTL, 0, ~UPLL_REF_DIV_MASK);
7278
7279         if (fb_div < 307200)
7280                 WREG32_P(CG_UPLL_FUNC_CNTL_4, 0, ~UPLL_SPARE_ISPARE9);
7281         else
7282                 WREG32_P(CG_UPLL_FUNC_CNTL_4, UPLL_SPARE_ISPARE9, ~UPLL_SPARE_ISPARE9);
7283
7284         /* set PDIV_A and PDIV_B */
7285         WREG32_P(CG_UPLL_FUNC_CNTL_2,
7286                 UPLL_PDIV_A(vclk_div) | UPLL_PDIV_B(dclk_div),
7287                 ~(UPLL_PDIV_A_MASK | UPLL_PDIV_B_MASK));
7288
7289         /* give the PLL some time to settle */
7290         mdelay(15);
7291
7292         /* deassert PLL_RESET */
7293         WREG32_P(CG_UPLL_FUNC_CNTL, 0, ~UPLL_RESET_MASK);
7294
7295         mdelay(15);
7296
7297         /* switch from bypass mode to normal mode */
7298         WREG32_P(CG_UPLL_FUNC_CNTL, 0, ~UPLL_BYPASS_EN_MASK);
7299
7300         r = radeon_uvd_send_upll_ctlreq(rdev, CG_UPLL_FUNC_CNTL);
7301         if (r)
7302                 return r;
7303
7304         /* switch VCLK and DCLK selection */
7305         WREG32_P(CG_UPLL_FUNC_CNTL_2,
7306                 VCLK_SRC_SEL(2) | DCLK_SRC_SEL(2),
7307                 ~(VCLK_SRC_SEL_MASK | DCLK_SRC_SEL_MASK));
7308
7309         mdelay(100);
7310
7311         return 0;
7312 }
7313
7314 static void si_pcie_gen3_enable(struct radeon_device *rdev)
7315 {
7316         struct pci_dev *root = rdev->pdev->bus->self;
7317         int bridge_pos, gpu_pos;
7318         u32 speed_cntl, mask, current_data_rate;
7319         int ret, i;
7320         u16 tmp16;
7321
7322         if (pci_is_root_bus(rdev->pdev->bus))
7323                 return;
7324
7325         if (radeon_pcie_gen2 == 0)
7326                 return;
7327
7328         if (rdev->flags & RADEON_IS_IGP)
7329                 return;
7330
7331         if (!(rdev->flags & RADEON_IS_PCIE))
7332                 return;
7333
7334         ret = drm_pcie_get_speed_cap_mask(rdev->ddev, &mask);
7335         if (ret != 0)
7336                 return;
7337
7338         if (!(mask & (DRM_PCIE_SPEED_50 | DRM_PCIE_SPEED_80)))
7339                 return;
7340
7341         speed_cntl = RREG32_PCIE_PORT(PCIE_LC_SPEED_CNTL);
7342         current_data_rate = (speed_cntl & LC_CURRENT_DATA_RATE_MASK) >>
7343                 LC_CURRENT_DATA_RATE_SHIFT;
7344         if (mask & DRM_PCIE_SPEED_80) {
7345                 if (current_data_rate == 2) {
7346                         DRM_INFO("PCIE gen 3 link speeds already enabled\n");
7347                         return;
7348                 }
7349                 DRM_INFO("enabling PCIE gen 3 link speeds, disable with radeon.pcie_gen2=0\n");
7350         } else if (mask & DRM_PCIE_SPEED_50) {
7351                 if (current_data_rate == 1) {
7352                         DRM_INFO("PCIE gen 2 link speeds already enabled\n");
7353                         return;
7354                 }
7355                 DRM_INFO("enabling PCIE gen 2 link speeds, disable with radeon.pcie_gen2=0\n");
7356         }
7357
7358         bridge_pos = pci_pcie_cap(root);
7359         if (!bridge_pos)
7360                 return;
7361
7362         gpu_pos = pci_pcie_cap(rdev->pdev);
7363         if (!gpu_pos)
7364                 return;
7365
7366         if (mask & DRM_PCIE_SPEED_80) {
7367                 /* re-try equalization if gen3 is not already enabled */
7368                 if (current_data_rate != 2) {
7369                         u16 bridge_cfg, gpu_cfg;
7370                         u16 bridge_cfg2, gpu_cfg2;
7371                         u32 max_lw, current_lw, tmp;
7372
7373                         pci_read_config_word(root, bridge_pos + PCI_EXP_LNKCTL, &bridge_cfg);
7374                         pci_read_config_word(rdev->pdev, gpu_pos + PCI_EXP_LNKCTL, &gpu_cfg);
7375
7376                         tmp16 = bridge_cfg | PCI_EXP_LNKCTL_HAWD;
7377                         pci_write_config_word(root, bridge_pos + PCI_EXP_LNKCTL, tmp16);
7378
7379                         tmp16 = gpu_cfg | PCI_EXP_LNKCTL_HAWD;
7380                         pci_write_config_word(rdev->pdev, gpu_pos + PCI_EXP_LNKCTL, tmp16);
7381
7382                         tmp = RREG32_PCIE(PCIE_LC_STATUS1);
7383                         max_lw = (tmp & LC_DETECTED_LINK_WIDTH_MASK) >> LC_DETECTED_LINK_WIDTH_SHIFT;
7384                         current_lw = (tmp & LC_OPERATING_LINK_WIDTH_MASK) >> LC_OPERATING_LINK_WIDTH_SHIFT;
7385
7386                         if (current_lw < max_lw) {
7387                                 tmp = RREG32_PCIE_PORT(PCIE_LC_LINK_WIDTH_CNTL);
7388                                 if (tmp & LC_RENEGOTIATION_SUPPORT) {
7389                                         tmp &= ~(LC_LINK_WIDTH_MASK | LC_UPCONFIGURE_DIS);
7390                                         tmp |= (max_lw << LC_LINK_WIDTH_SHIFT);
7391                                         tmp |= LC_UPCONFIGURE_SUPPORT | LC_RENEGOTIATE_EN | LC_RECONFIG_NOW;
7392                                         WREG32_PCIE_PORT(PCIE_LC_LINK_WIDTH_CNTL, tmp);
7393                                 }
7394                         }
7395
7396                         for (i = 0; i < 10; i++) {
7397                                 /* check status */
7398                                 pci_read_config_word(rdev->pdev, gpu_pos + PCI_EXP_DEVSTA, &tmp16);
7399                                 if (tmp16 & PCI_EXP_DEVSTA_TRPND)
7400                                         break;
7401
7402                                 pci_read_config_word(root, bridge_pos + PCI_EXP_LNKCTL, &bridge_cfg);
7403                                 pci_read_config_word(rdev->pdev, gpu_pos + PCI_EXP_LNKCTL, &gpu_cfg);
7404
7405                                 pci_read_config_word(root, bridge_pos + PCI_EXP_LNKCTL2, &bridge_cfg2);
7406                                 pci_read_config_word(rdev->pdev, gpu_pos + PCI_EXP_LNKCTL2, &gpu_cfg2);
7407
7408                                 tmp = RREG32_PCIE_PORT(PCIE_LC_CNTL4);
7409                                 tmp |= LC_SET_QUIESCE;
7410                                 WREG32_PCIE_PORT(PCIE_LC_CNTL4, tmp);
7411
7412                                 tmp = RREG32_PCIE_PORT(PCIE_LC_CNTL4);
7413                                 tmp |= LC_REDO_EQ;
7414                                 WREG32_PCIE_PORT(PCIE_LC_CNTL4, tmp);
7415
7416                                 mdelay(100);
7417
7418                                 /* linkctl */
7419                                 pci_read_config_word(root, bridge_pos + PCI_EXP_LNKCTL, &tmp16);
7420                                 tmp16 &= ~PCI_EXP_LNKCTL_HAWD;
7421                                 tmp16 |= (bridge_cfg & PCI_EXP_LNKCTL_HAWD);
7422                                 pci_write_config_word(root, bridge_pos + PCI_EXP_LNKCTL, tmp16);
7423
7424                                 pci_read_config_word(rdev->pdev, gpu_pos + PCI_EXP_LNKCTL, &tmp16);
7425                                 tmp16 &= ~PCI_EXP_LNKCTL_HAWD;
7426                                 tmp16 |= (gpu_cfg & PCI_EXP_LNKCTL_HAWD);
7427                                 pci_write_config_word(rdev->pdev, gpu_pos + PCI_EXP_LNKCTL, tmp16);
7428
7429                                 /* linkctl2 */
7430                                 pci_read_config_word(root, bridge_pos + PCI_EXP_LNKCTL2, &tmp16);
7431                                 tmp16 &= ~((1 << 4) | (7 << 9));
7432                                 tmp16 |= (bridge_cfg2 & ((1 << 4) | (7 << 9)));
7433                                 pci_write_config_word(root, bridge_pos + PCI_EXP_LNKCTL2, tmp16);
7434
7435                                 pci_read_config_word(rdev->pdev, gpu_pos + PCI_EXP_LNKCTL2, &tmp16);
7436                                 tmp16 &= ~((1 << 4) | (7 << 9));
7437                                 tmp16 |= (gpu_cfg2 & ((1 << 4) | (7 << 9)));
7438                                 pci_write_config_word(rdev->pdev, gpu_pos + PCI_EXP_LNKCTL2, tmp16);
7439
7440                                 tmp = RREG32_PCIE_PORT(PCIE_LC_CNTL4);
7441                                 tmp &= ~LC_SET_QUIESCE;
7442                                 WREG32_PCIE_PORT(PCIE_LC_CNTL4, tmp);
7443                         }
7444                 }
7445         }
7446
7447         /* set the link speed */
7448         speed_cntl |= LC_FORCE_EN_SW_SPEED_CHANGE | LC_FORCE_DIS_HW_SPEED_CHANGE;
7449         speed_cntl &= ~LC_FORCE_DIS_SW_SPEED_CHANGE;
7450         WREG32_PCIE_PORT(PCIE_LC_SPEED_CNTL, speed_cntl);
7451
7452         pci_read_config_word(rdev->pdev, gpu_pos + PCI_EXP_LNKCTL2, &tmp16);
7453         tmp16 &= ~0xf;
7454         if (mask & DRM_PCIE_SPEED_80)
7455                 tmp16 |= 3; /* gen3 */
7456         else if (mask & DRM_PCIE_SPEED_50)
7457                 tmp16 |= 2; /* gen2 */
7458         else
7459                 tmp16 |= 1; /* gen1 */
7460         pci_write_config_word(rdev->pdev, gpu_pos + PCI_EXP_LNKCTL2, tmp16);
7461
7462         speed_cntl = RREG32_PCIE_PORT(PCIE_LC_SPEED_CNTL);
7463         speed_cntl |= LC_INITIATE_LINK_SPEED_CHANGE;
7464         WREG32_PCIE_PORT(PCIE_LC_SPEED_CNTL, speed_cntl);
7465
7466         for (i = 0; i < rdev->usec_timeout; i++) {
7467                 speed_cntl = RREG32_PCIE_PORT(PCIE_LC_SPEED_CNTL);
7468                 if ((speed_cntl & LC_INITIATE_LINK_SPEED_CHANGE) == 0)
7469                         break;
7470                 udelay(1);
7471         }
7472 }
7473
7474 static void si_program_aspm(struct radeon_device *rdev)
7475 {
7476         u32 data, orig;
7477         bool disable_l0s = false, disable_l1 = false, disable_plloff_in_l1 = false;
7478         bool disable_clkreq = false;
7479
7480         if (radeon_aspm == 0)
7481                 return;
7482
7483         if (!(rdev->flags & RADEON_IS_PCIE))
7484                 return;
7485
7486         orig = data = RREG32_PCIE_PORT(PCIE_LC_N_FTS_CNTL);
7487         data &= ~LC_XMIT_N_FTS_MASK;
7488         data |= LC_XMIT_N_FTS(0x24) | LC_XMIT_N_FTS_OVERRIDE_EN;
7489         if (orig != data)
7490                 WREG32_PCIE_PORT(PCIE_LC_N_FTS_CNTL, data);
7491
7492         orig = data = RREG32_PCIE_PORT(PCIE_LC_CNTL3);
7493         data |= LC_GO_TO_RECOVERY;
7494         if (orig != data)
7495                 WREG32_PCIE_PORT(PCIE_LC_CNTL3, data);
7496
7497         orig = data = RREG32_PCIE(PCIE_P_CNTL);
7498         data |= P_IGNORE_EDB_ERR;
7499         if (orig != data)
7500                 WREG32_PCIE(PCIE_P_CNTL, data);
7501
7502         orig = data = RREG32_PCIE_PORT(PCIE_LC_CNTL);
7503         data &= ~(LC_L0S_INACTIVITY_MASK | LC_L1_INACTIVITY_MASK);
7504         data |= LC_PMI_TO_L1_DIS;
7505         if (!disable_l0s)
7506                 data |= LC_L0S_INACTIVITY(7);
7507
7508         if (!disable_l1) {
7509                 data |= LC_L1_INACTIVITY(7);
7510                 data &= ~LC_PMI_TO_L1_DIS;
7511                 if (orig != data)
7512                         WREG32_PCIE_PORT(PCIE_LC_CNTL, data);
7513
7514                 if (!disable_plloff_in_l1) {
7515                         bool clk_req_support;
7516
7517                         orig = data = RREG32_PIF_PHY0(PB0_PIF_PWRDOWN_0);
7518                         data &= ~(PLL_POWER_STATE_IN_OFF_0_MASK | PLL_POWER_STATE_IN_TXS2_0_MASK);
7519                         data |= PLL_POWER_STATE_IN_OFF_0(7) | PLL_POWER_STATE_IN_TXS2_0(7);
7520                         if (orig != data)
7521                                 WREG32_PIF_PHY0(PB0_PIF_PWRDOWN_0, data);
7522
7523                         orig = data = RREG32_PIF_PHY0(PB0_PIF_PWRDOWN_1);
7524                         data &= ~(PLL_POWER_STATE_IN_OFF_1_MASK | PLL_POWER_STATE_IN_TXS2_1_MASK);
7525                         data |= PLL_POWER_STATE_IN_OFF_1(7) | PLL_POWER_STATE_IN_TXS2_1(7);
7526                         if (orig != data)
7527                                 WREG32_PIF_PHY0(PB0_PIF_PWRDOWN_1, data);
7528
7529                         orig = data = RREG32_PIF_PHY1(PB1_PIF_PWRDOWN_0);
7530                         data &= ~(PLL_POWER_STATE_IN_OFF_0_MASK | PLL_POWER_STATE_IN_TXS2_0_MASK);
7531                         data |= PLL_POWER_STATE_IN_OFF_0(7) | PLL_POWER_STATE_IN_TXS2_0(7);
7532                         if (orig != data)
7533                                 WREG32_PIF_PHY1(PB1_PIF_PWRDOWN_0, data);
7534
7535                         orig = data = RREG32_PIF_PHY1(PB1_PIF_PWRDOWN_1);
7536                         data &= ~(PLL_POWER_STATE_IN_OFF_1_MASK | PLL_POWER_STATE_IN_TXS2_1_MASK);
7537                         data |= PLL_POWER_STATE_IN_OFF_1(7) | PLL_POWER_STATE_IN_TXS2_1(7);
7538                         if (orig != data)
7539                                 WREG32_PIF_PHY1(PB1_PIF_PWRDOWN_1, data);
7540
7541                         if ((rdev->family != CHIP_OLAND) && (rdev->family != CHIP_HAINAN)) {
7542                                 orig = data = RREG32_PIF_PHY0(PB0_PIF_PWRDOWN_0);
7543                                 data &= ~PLL_RAMP_UP_TIME_0_MASK;
7544                                 if (orig != data)
7545                                         WREG32_PIF_PHY0(PB0_PIF_PWRDOWN_0, data);
7546
7547                                 orig = data = RREG32_PIF_PHY0(PB0_PIF_PWRDOWN_1);
7548                                 data &= ~PLL_RAMP_UP_TIME_1_MASK;
7549                                 if (orig != data)
7550                                         WREG32_PIF_PHY0(PB0_PIF_PWRDOWN_1, data);
7551
7552                                 orig = data = RREG32_PIF_PHY0(PB0_PIF_PWRDOWN_2);
7553                                 data &= ~PLL_RAMP_UP_TIME_2_MASK;
7554                                 if (orig != data)
7555                                         WREG32_PIF_PHY0(PB0_PIF_PWRDOWN_2, data);
7556
7557                                 orig = data = RREG32_PIF_PHY0(PB0_PIF_PWRDOWN_3);
7558                                 data &= ~PLL_RAMP_UP_TIME_3_MASK;
7559                                 if (orig != data)
7560                                         WREG32_PIF_PHY0(PB0_PIF_PWRDOWN_3, data);
7561
7562                                 orig = data = RREG32_PIF_PHY1(PB1_PIF_PWRDOWN_0);
7563                                 data &= ~PLL_RAMP_UP_TIME_0_MASK;
7564                                 if (orig != data)
7565                                         WREG32_PIF_PHY1(PB1_PIF_PWRDOWN_0, data);
7566
7567                                 orig = data = RREG32_PIF_PHY1(PB1_PIF_PWRDOWN_1);
7568                                 data &= ~PLL_RAMP_UP_TIME_1_MASK;
7569                                 if (orig != data)
7570                                         WREG32_PIF_PHY1(PB1_PIF_PWRDOWN_1, data);
7571
7572                                 orig = data = RREG32_PIF_PHY1(PB1_PIF_PWRDOWN_2);
7573                                 data &= ~PLL_RAMP_UP_TIME_2_MASK;
7574                                 if (orig != data)
7575                                         WREG32_PIF_PHY1(PB1_PIF_PWRDOWN_2, data);
7576
7577                                 orig = data = RREG32_PIF_PHY1(PB1_PIF_PWRDOWN_3);
7578                                 data &= ~PLL_RAMP_UP_TIME_3_MASK;
7579                                 if (orig != data)
7580                                         WREG32_PIF_PHY1(PB1_PIF_PWRDOWN_3, data);
7581                         }
7582                         orig = data = RREG32_PCIE_PORT(PCIE_LC_LINK_WIDTH_CNTL);
7583                         data &= ~LC_DYN_LANES_PWR_STATE_MASK;
7584                         data |= LC_DYN_LANES_PWR_STATE(3);
7585                         if (orig != data)
7586                                 WREG32_PCIE_PORT(PCIE_LC_LINK_WIDTH_CNTL, data);
7587
7588                         orig = data = RREG32_PIF_PHY0(PB0_PIF_CNTL);
7589                         data &= ~LS2_EXIT_TIME_MASK;
7590                         if ((rdev->family == CHIP_OLAND) || (rdev->family == CHIP_HAINAN))
7591                                 data |= LS2_EXIT_TIME(5);
7592                         if (orig != data)
7593                                 WREG32_PIF_PHY0(PB0_PIF_CNTL, data);
7594
7595                         orig = data = RREG32_PIF_PHY1(PB1_PIF_CNTL);
7596                         data &= ~LS2_EXIT_TIME_MASK;
7597                         if ((rdev->family == CHIP_OLAND) || (rdev->family == CHIP_HAINAN))
7598                                 data |= LS2_EXIT_TIME(5);
7599                         if (orig != data)
7600                                 WREG32_PIF_PHY1(PB1_PIF_CNTL, data);
7601
7602                         if (!disable_clkreq &&
7603                             !pci_is_root_bus(rdev->pdev->bus)) {
7604                                 struct pci_dev *root = rdev->pdev->bus->self;
7605                                 u32 lnkcap;
7606
7607                                 clk_req_support = false;
7608                                 pcie_capability_read_dword(root, PCI_EXP_LNKCAP, &lnkcap);
7609                                 if (lnkcap & PCI_EXP_LNKCAP_CLKPM)
7610                                         clk_req_support = true;
7611                         } else {
7612                                 clk_req_support = false;
7613                         }
7614
7615                         if (clk_req_support) {
7616                                 orig = data = RREG32_PCIE_PORT(PCIE_LC_CNTL2);
7617                                 data |= LC_ALLOW_PDWN_IN_L1 | LC_ALLOW_PDWN_IN_L23;
7618                                 if (orig != data)
7619                                         WREG32_PCIE_PORT(PCIE_LC_CNTL2, data);
7620
7621                                 orig = data = RREG32(THM_CLK_CNTL);
7622                                 data &= ~(CMON_CLK_SEL_MASK | TMON_CLK_SEL_MASK);
7623                                 data |= CMON_CLK_SEL(1) | TMON_CLK_SEL(1);
7624                                 if (orig != data)
7625                                         WREG32(THM_CLK_CNTL, data);
7626
7627                                 orig = data = RREG32(MISC_CLK_CNTL);
7628                                 data &= ~(DEEP_SLEEP_CLK_SEL_MASK | ZCLK_SEL_MASK);
7629                                 data |= DEEP_SLEEP_CLK_SEL(1) | ZCLK_SEL(1);
7630                                 if (orig != data)
7631                                         WREG32(MISC_CLK_CNTL, data);
7632
7633                                 orig = data = RREG32(CG_CLKPIN_CNTL);
7634                                 data &= ~BCLK_AS_XCLK;
7635                                 if (orig != data)
7636                                         WREG32(CG_CLKPIN_CNTL, data);
7637
7638                                 orig = data = RREG32(CG_CLKPIN_CNTL_2);
7639                                 data &= ~FORCE_BIF_REFCLK_EN;
7640                                 if (orig != data)
7641                                         WREG32(CG_CLKPIN_CNTL_2, data);
7642
7643                                 orig = data = RREG32(MPLL_BYPASSCLK_SEL);
7644                                 data &= ~MPLL_CLKOUT_SEL_MASK;
7645                                 data |= MPLL_CLKOUT_SEL(4);
7646                                 if (orig != data)
7647                                         WREG32(MPLL_BYPASSCLK_SEL, data);
7648
7649                                 orig = data = RREG32(SPLL_CNTL_MODE);
7650                                 data &= ~SPLL_REFCLK_SEL_MASK;
7651                                 if (orig != data)
7652                                         WREG32(SPLL_CNTL_MODE, data);
7653                         }
7654                 }
7655         } else {
7656                 if (orig != data)
7657                         WREG32_PCIE_PORT(PCIE_LC_CNTL, data);
7658         }
7659
7660         orig = data = RREG32_PCIE(PCIE_CNTL2);
7661         data |= SLV_MEM_LS_EN | MST_MEM_LS_EN | REPLAY_MEM_LS_EN;
7662         if (orig != data)
7663                 WREG32_PCIE(PCIE_CNTL2, data);
7664
7665         if (!disable_l0s) {
7666                 data = RREG32_PCIE_PORT(PCIE_LC_N_FTS_CNTL);
7667                 if((data & LC_N_FTS_MASK) == LC_N_FTS_MASK) {
7668                         data = RREG32_PCIE(PCIE_LC_STATUS1);
7669                         if ((data & LC_REVERSE_XMIT) && (data & LC_REVERSE_RCVR)) {
7670                                 orig = data = RREG32_PCIE_PORT(PCIE_LC_CNTL);
7671                                 data &= ~LC_L0S_INACTIVITY_MASK;
7672                                 if (orig != data)
7673                                         WREG32_PCIE_PORT(PCIE_LC_CNTL, data);
7674                         }
7675                 }
7676         }
7677 }