Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mpe/linux
[cascardo/linux.git] / 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 <drm/radeon_drm.h>
31 #include "sid.h"
32 #include "atom.h"
33 #include "si_blit_shaders.h"
34 #include "clearstate_si.h"
35 #include "radeon_ucode.h"
36
37
38 MODULE_FIRMWARE("radeon/TAHITI_pfp.bin");
39 MODULE_FIRMWARE("radeon/TAHITI_me.bin");
40 MODULE_FIRMWARE("radeon/TAHITI_ce.bin");
41 MODULE_FIRMWARE("radeon/TAHITI_mc.bin");
42 MODULE_FIRMWARE("radeon/TAHITI_mc2.bin");
43 MODULE_FIRMWARE("radeon/TAHITI_rlc.bin");
44 MODULE_FIRMWARE("radeon/TAHITI_smc.bin");
45
46 MODULE_FIRMWARE("radeon/tahiti_pfp.bin");
47 MODULE_FIRMWARE("radeon/tahiti_me.bin");
48 MODULE_FIRMWARE("radeon/tahiti_ce.bin");
49 MODULE_FIRMWARE("radeon/tahiti_mc.bin");
50 MODULE_FIRMWARE("radeon/tahiti_rlc.bin");
51 MODULE_FIRMWARE("radeon/tahiti_smc.bin");
52
53 MODULE_FIRMWARE("radeon/PITCAIRN_pfp.bin");
54 MODULE_FIRMWARE("radeon/PITCAIRN_me.bin");
55 MODULE_FIRMWARE("radeon/PITCAIRN_ce.bin");
56 MODULE_FIRMWARE("radeon/PITCAIRN_mc.bin");
57 MODULE_FIRMWARE("radeon/PITCAIRN_mc2.bin");
58 MODULE_FIRMWARE("radeon/PITCAIRN_rlc.bin");
59 MODULE_FIRMWARE("radeon/PITCAIRN_smc.bin");
60
61 MODULE_FIRMWARE("radeon/pitcairn_pfp.bin");
62 MODULE_FIRMWARE("radeon/pitcairn_me.bin");
63 MODULE_FIRMWARE("radeon/pitcairn_ce.bin");
64 MODULE_FIRMWARE("radeon/pitcairn_mc.bin");
65 MODULE_FIRMWARE("radeon/pitcairn_rlc.bin");
66 MODULE_FIRMWARE("radeon/pitcairn_smc.bin");
67
68 MODULE_FIRMWARE("radeon/VERDE_pfp.bin");
69 MODULE_FIRMWARE("radeon/VERDE_me.bin");
70 MODULE_FIRMWARE("radeon/VERDE_ce.bin");
71 MODULE_FIRMWARE("radeon/VERDE_mc.bin");
72 MODULE_FIRMWARE("radeon/VERDE_mc2.bin");
73 MODULE_FIRMWARE("radeon/VERDE_rlc.bin");
74 MODULE_FIRMWARE("radeon/VERDE_smc.bin");
75
76 MODULE_FIRMWARE("radeon/verde_pfp.bin");
77 MODULE_FIRMWARE("radeon/verde_me.bin");
78 MODULE_FIRMWARE("radeon/verde_ce.bin");
79 MODULE_FIRMWARE("radeon/verde_mc.bin");
80 MODULE_FIRMWARE("radeon/verde_rlc.bin");
81 MODULE_FIRMWARE("radeon/verde_smc.bin");
82
83 MODULE_FIRMWARE("radeon/OLAND_pfp.bin");
84 MODULE_FIRMWARE("radeon/OLAND_me.bin");
85 MODULE_FIRMWARE("radeon/OLAND_ce.bin");
86 MODULE_FIRMWARE("radeon/OLAND_mc.bin");
87 MODULE_FIRMWARE("radeon/OLAND_mc2.bin");
88 MODULE_FIRMWARE("radeon/OLAND_rlc.bin");
89 MODULE_FIRMWARE("radeon/OLAND_smc.bin");
90
91 MODULE_FIRMWARE("radeon/oland_pfp.bin");
92 MODULE_FIRMWARE("radeon/oland_me.bin");
93 MODULE_FIRMWARE("radeon/oland_ce.bin");
94 MODULE_FIRMWARE("radeon/oland_mc.bin");
95 MODULE_FIRMWARE("radeon/oland_rlc.bin");
96 MODULE_FIRMWARE("radeon/oland_smc.bin");
97
98 MODULE_FIRMWARE("radeon/HAINAN_pfp.bin");
99 MODULE_FIRMWARE("radeon/HAINAN_me.bin");
100 MODULE_FIRMWARE("radeon/HAINAN_ce.bin");
101 MODULE_FIRMWARE("radeon/HAINAN_mc.bin");
102 MODULE_FIRMWARE("radeon/HAINAN_mc2.bin");
103 MODULE_FIRMWARE("radeon/HAINAN_rlc.bin");
104 MODULE_FIRMWARE("radeon/HAINAN_smc.bin");
105
106 MODULE_FIRMWARE("radeon/hainan_pfp.bin");
107 MODULE_FIRMWARE("radeon/hainan_me.bin");
108 MODULE_FIRMWARE("radeon/hainan_ce.bin");
109 MODULE_FIRMWARE("radeon/hainan_mc.bin");
110 MODULE_FIRMWARE("radeon/hainan_rlc.bin");
111 MODULE_FIRMWARE("radeon/hainan_smc.bin");
112
113 static u32 si_get_cu_active_bitmap(struct radeon_device *rdev, u32 se, u32 sh);
114 static void si_pcie_gen3_enable(struct radeon_device *rdev);
115 static void si_program_aspm(struct radeon_device *rdev);
116 extern void sumo_rlc_fini(struct radeon_device *rdev);
117 extern int sumo_rlc_init(struct radeon_device *rdev);
118 extern int r600_ih_ring_alloc(struct radeon_device *rdev);
119 extern void r600_ih_ring_fini(struct radeon_device *rdev);
120 extern void evergreen_fix_pci_max_read_req_size(struct radeon_device *rdev);
121 extern void evergreen_mc_stop(struct radeon_device *rdev, struct evergreen_mc_save *save);
122 extern void evergreen_mc_resume(struct radeon_device *rdev, struct evergreen_mc_save *save);
123 extern u32 evergreen_get_number_of_dram_channels(struct radeon_device *rdev);
124 extern void evergreen_print_gpu_status_regs(struct radeon_device *rdev);
125 extern bool evergreen_is_display_hung(struct radeon_device *rdev);
126 static void si_enable_gui_idle_interrupt(struct radeon_device *rdev,
127                                          bool enable);
128 static void si_init_pg(struct radeon_device *rdev);
129 static void si_init_cg(struct radeon_device *rdev);
130 static void si_fini_pg(struct radeon_device *rdev);
131 static void si_fini_cg(struct radeon_device *rdev);
132 static void si_rlc_stop(struct radeon_device *rdev);
133
134 static const u32 verde_rlc_save_restore_register_list[] =
135 {
136         (0x8000 << 16) | (0x98f4 >> 2),
137         0x00000000,
138         (0x8040 << 16) | (0x98f4 >> 2),
139         0x00000000,
140         (0x8000 << 16) | (0xe80 >> 2),
141         0x00000000,
142         (0x8040 << 16) | (0xe80 >> 2),
143         0x00000000,
144         (0x8000 << 16) | (0x89bc >> 2),
145         0x00000000,
146         (0x8040 << 16) | (0x89bc >> 2),
147         0x00000000,
148         (0x8000 << 16) | (0x8c1c >> 2),
149         0x00000000,
150         (0x8040 << 16) | (0x8c1c >> 2),
151         0x00000000,
152         (0x9c00 << 16) | (0x98f0 >> 2),
153         0x00000000,
154         (0x9c00 << 16) | (0xe7c >> 2),
155         0x00000000,
156         (0x8000 << 16) | (0x9148 >> 2),
157         0x00000000,
158         (0x8040 << 16) | (0x9148 >> 2),
159         0x00000000,
160         (0x9c00 << 16) | (0x9150 >> 2),
161         0x00000000,
162         (0x9c00 << 16) | (0x897c >> 2),
163         0x00000000,
164         (0x9c00 << 16) | (0x8d8c >> 2),
165         0x00000000,
166         (0x9c00 << 16) | (0xac54 >> 2),
167         0X00000000,
168         0x3,
169         (0x9c00 << 16) | (0x98f8 >> 2),
170         0x00000000,
171         (0x9c00 << 16) | (0x9910 >> 2),
172         0x00000000,
173         (0x9c00 << 16) | (0x9914 >> 2),
174         0x00000000,
175         (0x9c00 << 16) | (0x9918 >> 2),
176         0x00000000,
177         (0x9c00 << 16) | (0x991c >> 2),
178         0x00000000,
179         (0x9c00 << 16) | (0x9920 >> 2),
180         0x00000000,
181         (0x9c00 << 16) | (0x9924 >> 2),
182         0x00000000,
183         (0x9c00 << 16) | (0x9928 >> 2),
184         0x00000000,
185         (0x9c00 << 16) | (0x992c >> 2),
186         0x00000000,
187         (0x9c00 << 16) | (0x9930 >> 2),
188         0x00000000,
189         (0x9c00 << 16) | (0x9934 >> 2),
190         0x00000000,
191         (0x9c00 << 16) | (0x9938 >> 2),
192         0x00000000,
193         (0x9c00 << 16) | (0x993c >> 2),
194         0x00000000,
195         (0x9c00 << 16) | (0x9940 >> 2),
196         0x00000000,
197         (0x9c00 << 16) | (0x9944 >> 2),
198         0x00000000,
199         (0x9c00 << 16) | (0x9948 >> 2),
200         0x00000000,
201         (0x9c00 << 16) | (0x994c >> 2),
202         0x00000000,
203         (0x9c00 << 16) | (0x9950 >> 2),
204         0x00000000,
205         (0x9c00 << 16) | (0x9954 >> 2),
206         0x00000000,
207         (0x9c00 << 16) | (0x9958 >> 2),
208         0x00000000,
209         (0x9c00 << 16) | (0x995c >> 2),
210         0x00000000,
211         (0x9c00 << 16) | (0x9960 >> 2),
212         0x00000000,
213         (0x9c00 << 16) | (0x9964 >> 2),
214         0x00000000,
215         (0x9c00 << 16) | (0x9968 >> 2),
216         0x00000000,
217         (0x9c00 << 16) | (0x996c >> 2),
218         0x00000000,
219         (0x9c00 << 16) | (0x9970 >> 2),
220         0x00000000,
221         (0x9c00 << 16) | (0x9974 >> 2),
222         0x00000000,
223         (0x9c00 << 16) | (0x9978 >> 2),
224         0x00000000,
225         (0x9c00 << 16) | (0x997c >> 2),
226         0x00000000,
227         (0x9c00 << 16) | (0x9980 >> 2),
228         0x00000000,
229         (0x9c00 << 16) | (0x9984 >> 2),
230         0x00000000,
231         (0x9c00 << 16) | (0x9988 >> 2),
232         0x00000000,
233         (0x9c00 << 16) | (0x998c >> 2),
234         0x00000000,
235         (0x9c00 << 16) | (0x8c00 >> 2),
236         0x00000000,
237         (0x9c00 << 16) | (0x8c14 >> 2),
238         0x00000000,
239         (0x9c00 << 16) | (0x8c04 >> 2),
240         0x00000000,
241         (0x9c00 << 16) | (0x8c08 >> 2),
242         0x00000000,
243         (0x8000 << 16) | (0x9b7c >> 2),
244         0x00000000,
245         (0x8040 << 16) | (0x9b7c >> 2),
246         0x00000000,
247         (0x8000 << 16) | (0xe84 >> 2),
248         0x00000000,
249         (0x8040 << 16) | (0xe84 >> 2),
250         0x00000000,
251         (0x8000 << 16) | (0x89c0 >> 2),
252         0x00000000,
253         (0x8040 << 16) | (0x89c0 >> 2),
254         0x00000000,
255         (0x8000 << 16) | (0x914c >> 2),
256         0x00000000,
257         (0x8040 << 16) | (0x914c >> 2),
258         0x00000000,
259         (0x8000 << 16) | (0x8c20 >> 2),
260         0x00000000,
261         (0x8040 << 16) | (0x8c20 >> 2),
262         0x00000000,
263         (0x8000 << 16) | (0x9354 >> 2),
264         0x00000000,
265         (0x8040 << 16) | (0x9354 >> 2),
266         0x00000000,
267         (0x9c00 << 16) | (0x9060 >> 2),
268         0x00000000,
269         (0x9c00 << 16) | (0x9364 >> 2),
270         0x00000000,
271         (0x9c00 << 16) | (0x9100 >> 2),
272         0x00000000,
273         (0x9c00 << 16) | (0x913c >> 2),
274         0x00000000,
275         (0x8000 << 16) | (0x90e0 >> 2),
276         0x00000000,
277         (0x8000 << 16) | (0x90e4 >> 2),
278         0x00000000,
279         (0x8000 << 16) | (0x90e8 >> 2),
280         0x00000000,
281         (0x8040 << 16) | (0x90e0 >> 2),
282         0x00000000,
283         (0x8040 << 16) | (0x90e4 >> 2),
284         0x00000000,
285         (0x8040 << 16) | (0x90e8 >> 2),
286         0x00000000,
287         (0x9c00 << 16) | (0x8bcc >> 2),
288         0x00000000,
289         (0x9c00 << 16) | (0x8b24 >> 2),
290         0x00000000,
291         (0x9c00 << 16) | (0x88c4 >> 2),
292         0x00000000,
293         (0x9c00 << 16) | (0x8e50 >> 2),
294         0x00000000,
295         (0x9c00 << 16) | (0x8c0c >> 2),
296         0x00000000,
297         (0x9c00 << 16) | (0x8e58 >> 2),
298         0x00000000,
299         (0x9c00 << 16) | (0x8e5c >> 2),
300         0x00000000,
301         (0x9c00 << 16) | (0x9508 >> 2),
302         0x00000000,
303         (0x9c00 << 16) | (0x950c >> 2),
304         0x00000000,
305         (0x9c00 << 16) | (0x9494 >> 2),
306         0x00000000,
307         (0x9c00 << 16) | (0xac0c >> 2),
308         0x00000000,
309         (0x9c00 << 16) | (0xac10 >> 2),
310         0x00000000,
311         (0x9c00 << 16) | (0xac14 >> 2),
312         0x00000000,
313         (0x9c00 << 16) | (0xae00 >> 2),
314         0x00000000,
315         (0x9c00 << 16) | (0xac08 >> 2),
316         0x00000000,
317         (0x9c00 << 16) | (0x88d4 >> 2),
318         0x00000000,
319         (0x9c00 << 16) | (0x88c8 >> 2),
320         0x00000000,
321         (0x9c00 << 16) | (0x88cc >> 2),
322         0x00000000,
323         (0x9c00 << 16) | (0x89b0 >> 2),
324         0x00000000,
325         (0x9c00 << 16) | (0x8b10 >> 2),
326         0x00000000,
327         (0x9c00 << 16) | (0x8a14 >> 2),
328         0x00000000,
329         (0x9c00 << 16) | (0x9830 >> 2),
330         0x00000000,
331         (0x9c00 << 16) | (0x9834 >> 2),
332         0x00000000,
333         (0x9c00 << 16) | (0x9838 >> 2),
334         0x00000000,
335         (0x9c00 << 16) | (0x9a10 >> 2),
336         0x00000000,
337         (0x8000 << 16) | (0x9870 >> 2),
338         0x00000000,
339         (0x8000 << 16) | (0x9874 >> 2),
340         0x00000000,
341         (0x8001 << 16) | (0x9870 >> 2),
342         0x00000000,
343         (0x8001 << 16) | (0x9874 >> 2),
344         0x00000000,
345         (0x8040 << 16) | (0x9870 >> 2),
346         0x00000000,
347         (0x8040 << 16) | (0x9874 >> 2),
348         0x00000000,
349         (0x8041 << 16) | (0x9870 >> 2),
350         0x00000000,
351         (0x8041 << 16) | (0x9874 >> 2),
352         0x00000000,
353         0x00000000
354 };
355
356 static const u32 tahiti_golden_rlc_registers[] =
357 {
358         0xc424, 0xffffffff, 0x00601005,
359         0xc47c, 0xffffffff, 0x10104040,
360         0xc488, 0xffffffff, 0x0100000a,
361         0xc314, 0xffffffff, 0x00000800,
362         0xc30c, 0xffffffff, 0x800000f4,
363         0xf4a8, 0xffffffff, 0x00000000
364 };
365
366 static const u32 tahiti_golden_registers[] =
367 {
368         0x9a10, 0x00010000, 0x00018208,
369         0x9830, 0xffffffff, 0x00000000,
370         0x9834, 0xf00fffff, 0x00000400,
371         0x9838, 0x0002021c, 0x00020200,
372         0xc78, 0x00000080, 0x00000000,
373         0xd030, 0x000300c0, 0x00800040,
374         0xd830, 0x000300c0, 0x00800040,
375         0x5bb0, 0x000000f0, 0x00000070,
376         0x5bc0, 0x00200000, 0x50100000,
377         0x7030, 0x31000311, 0x00000011,
378         0x277c, 0x00000003, 0x000007ff,
379         0x240c, 0x000007ff, 0x00000000,
380         0x8a14, 0xf000001f, 0x00000007,
381         0x8b24, 0xffffffff, 0x00ffffff,
382         0x8b10, 0x0000ff0f, 0x00000000,
383         0x28a4c, 0x07ffffff, 0x4e000000,
384         0x28350, 0x3f3f3fff, 0x2a00126a,
385         0x30, 0x000000ff, 0x0040,
386         0x34, 0x00000040, 0x00004040,
387         0x9100, 0x07ffffff, 0x03000000,
388         0x8e88, 0x01ff1f3f, 0x00000000,
389         0x8e84, 0x01ff1f3f, 0x00000000,
390         0x9060, 0x0000007f, 0x00000020,
391         0x9508, 0x00010000, 0x00010000,
392         0xac14, 0x00000200, 0x000002fb,
393         0xac10, 0xffffffff, 0x0000543b,
394         0xac0c, 0xffffffff, 0xa9210876,
395         0x88d0, 0xffffffff, 0x000fff40,
396         0x88d4, 0x0000001f, 0x00000010,
397         0x1410, 0x20000000, 0x20fffed8,
398         0x15c0, 0x000c0fc0, 0x000c0400
399 };
400
401 static const u32 tahiti_golden_registers2[] =
402 {
403         0xc64, 0x00000001, 0x00000001
404 };
405
406 static const u32 pitcairn_golden_rlc_registers[] =
407 {
408         0xc424, 0xffffffff, 0x00601004,
409         0xc47c, 0xffffffff, 0x10102020,
410         0xc488, 0xffffffff, 0x01000020,
411         0xc314, 0xffffffff, 0x00000800,
412         0xc30c, 0xffffffff, 0x800000a4
413 };
414
415 static const u32 pitcairn_golden_registers[] =
416 {
417         0x9a10, 0x00010000, 0x00018208,
418         0x9830, 0xffffffff, 0x00000000,
419         0x9834, 0xf00fffff, 0x00000400,
420         0x9838, 0x0002021c, 0x00020200,
421         0xc78, 0x00000080, 0x00000000,
422         0xd030, 0x000300c0, 0x00800040,
423         0xd830, 0x000300c0, 0x00800040,
424         0x5bb0, 0x000000f0, 0x00000070,
425         0x5bc0, 0x00200000, 0x50100000,
426         0x7030, 0x31000311, 0x00000011,
427         0x2ae4, 0x00073ffe, 0x000022a2,
428         0x240c, 0x000007ff, 0x00000000,
429         0x8a14, 0xf000001f, 0x00000007,
430         0x8b24, 0xffffffff, 0x00ffffff,
431         0x8b10, 0x0000ff0f, 0x00000000,
432         0x28a4c, 0x07ffffff, 0x4e000000,
433         0x28350, 0x3f3f3fff, 0x2a00126a,
434         0x30, 0x000000ff, 0x0040,
435         0x34, 0x00000040, 0x00004040,
436         0x9100, 0x07ffffff, 0x03000000,
437         0x9060, 0x0000007f, 0x00000020,
438         0x9508, 0x00010000, 0x00010000,
439         0xac14, 0x000003ff, 0x000000f7,
440         0xac10, 0xffffffff, 0x00000000,
441         0xac0c, 0xffffffff, 0x32761054,
442         0x88d4, 0x0000001f, 0x00000010,
443         0x15c0, 0x000c0fc0, 0x000c0400
444 };
445
446 static const u32 verde_golden_rlc_registers[] =
447 {
448         0xc424, 0xffffffff, 0x033f1005,
449         0xc47c, 0xffffffff, 0x10808020,
450         0xc488, 0xffffffff, 0x00800008,
451         0xc314, 0xffffffff, 0x00001000,
452         0xc30c, 0xffffffff, 0x80010014
453 };
454
455 static const u32 verde_golden_registers[] =
456 {
457         0x9a10, 0x00010000, 0x00018208,
458         0x9830, 0xffffffff, 0x00000000,
459         0x9834, 0xf00fffff, 0x00000400,
460         0x9838, 0x0002021c, 0x00020200,
461         0xc78, 0x00000080, 0x00000000,
462         0xd030, 0x000300c0, 0x00800040,
463         0xd030, 0x000300c0, 0x00800040,
464         0xd830, 0x000300c0, 0x00800040,
465         0xd830, 0x000300c0, 0x00800040,
466         0x5bb0, 0x000000f0, 0x00000070,
467         0x5bc0, 0x00200000, 0x50100000,
468         0x7030, 0x31000311, 0x00000011,
469         0x2ae4, 0x00073ffe, 0x000022a2,
470         0x2ae4, 0x00073ffe, 0x000022a2,
471         0x2ae4, 0x00073ffe, 0x000022a2,
472         0x240c, 0x000007ff, 0x00000000,
473         0x240c, 0x000007ff, 0x00000000,
474         0x240c, 0x000007ff, 0x00000000,
475         0x8a14, 0xf000001f, 0x00000007,
476         0x8a14, 0xf000001f, 0x00000007,
477         0x8a14, 0xf000001f, 0x00000007,
478         0x8b24, 0xffffffff, 0x00ffffff,
479         0x8b10, 0x0000ff0f, 0x00000000,
480         0x28a4c, 0x07ffffff, 0x4e000000,
481         0x28350, 0x3f3f3fff, 0x0000124a,
482         0x28350, 0x3f3f3fff, 0x0000124a,
483         0x28350, 0x3f3f3fff, 0x0000124a,
484         0x30, 0x000000ff, 0x0040,
485         0x34, 0x00000040, 0x00004040,
486         0x9100, 0x07ffffff, 0x03000000,
487         0x9100, 0x07ffffff, 0x03000000,
488         0x8e88, 0x01ff1f3f, 0x00000000,
489         0x8e88, 0x01ff1f3f, 0x00000000,
490         0x8e88, 0x01ff1f3f, 0x00000000,
491         0x8e84, 0x01ff1f3f, 0x00000000,
492         0x8e84, 0x01ff1f3f, 0x00000000,
493         0x8e84, 0x01ff1f3f, 0x00000000,
494         0x9060, 0x0000007f, 0x00000020,
495         0x9508, 0x00010000, 0x00010000,
496         0xac14, 0x000003ff, 0x00000003,
497         0xac14, 0x000003ff, 0x00000003,
498         0xac14, 0x000003ff, 0x00000003,
499         0xac10, 0xffffffff, 0x00000000,
500         0xac10, 0xffffffff, 0x00000000,
501         0xac10, 0xffffffff, 0x00000000,
502         0xac0c, 0xffffffff, 0x00001032,
503         0xac0c, 0xffffffff, 0x00001032,
504         0xac0c, 0xffffffff, 0x00001032,
505         0x88d4, 0x0000001f, 0x00000010,
506         0x88d4, 0x0000001f, 0x00000010,
507         0x88d4, 0x0000001f, 0x00000010,
508         0x15c0, 0x000c0fc0, 0x000c0400
509 };
510
511 static const u32 oland_golden_rlc_registers[] =
512 {
513         0xc424, 0xffffffff, 0x00601005,
514         0xc47c, 0xffffffff, 0x10104040,
515         0xc488, 0xffffffff, 0x0100000a,
516         0xc314, 0xffffffff, 0x00000800,
517         0xc30c, 0xffffffff, 0x800000f4
518 };
519
520 static const u32 oland_golden_registers[] =
521 {
522         0x9a10, 0x00010000, 0x00018208,
523         0x9830, 0xffffffff, 0x00000000,
524         0x9834, 0xf00fffff, 0x00000400,
525         0x9838, 0x0002021c, 0x00020200,
526         0xc78, 0x00000080, 0x00000000,
527         0xd030, 0x000300c0, 0x00800040,
528         0xd830, 0x000300c0, 0x00800040,
529         0x5bb0, 0x000000f0, 0x00000070,
530         0x5bc0, 0x00200000, 0x50100000,
531         0x7030, 0x31000311, 0x00000011,
532         0x2ae4, 0x00073ffe, 0x000022a2,
533         0x240c, 0x000007ff, 0x00000000,
534         0x8a14, 0xf000001f, 0x00000007,
535         0x8b24, 0xffffffff, 0x00ffffff,
536         0x8b10, 0x0000ff0f, 0x00000000,
537         0x28a4c, 0x07ffffff, 0x4e000000,
538         0x28350, 0x3f3f3fff, 0x00000082,
539         0x30, 0x000000ff, 0x0040,
540         0x34, 0x00000040, 0x00004040,
541         0x9100, 0x07ffffff, 0x03000000,
542         0x9060, 0x0000007f, 0x00000020,
543         0x9508, 0x00010000, 0x00010000,
544         0xac14, 0x000003ff, 0x000000f3,
545         0xac10, 0xffffffff, 0x00000000,
546         0xac0c, 0xffffffff, 0x00003210,
547         0x88d4, 0x0000001f, 0x00000010,
548         0x15c0, 0x000c0fc0, 0x000c0400
549 };
550
551 static const u32 hainan_golden_registers[] =
552 {
553         0x9a10, 0x00010000, 0x00018208,
554         0x9830, 0xffffffff, 0x00000000,
555         0x9834, 0xf00fffff, 0x00000400,
556         0x9838, 0x0002021c, 0x00020200,
557         0xd0c0, 0xff000fff, 0x00000100,
558         0xd030, 0x000300c0, 0x00800040,
559         0xd8c0, 0xff000fff, 0x00000100,
560         0xd830, 0x000300c0, 0x00800040,
561         0x2ae4, 0x00073ffe, 0x000022a2,
562         0x240c, 0x000007ff, 0x00000000,
563         0x8a14, 0xf000001f, 0x00000007,
564         0x8b24, 0xffffffff, 0x00ffffff,
565         0x8b10, 0x0000ff0f, 0x00000000,
566         0x28a4c, 0x07ffffff, 0x4e000000,
567         0x28350, 0x3f3f3fff, 0x00000000,
568         0x30, 0x000000ff, 0x0040,
569         0x34, 0x00000040, 0x00004040,
570         0x9100, 0x03e00000, 0x03600000,
571         0x9060, 0x0000007f, 0x00000020,
572         0x9508, 0x00010000, 0x00010000,
573         0xac14, 0x000003ff, 0x000000f1,
574         0xac10, 0xffffffff, 0x00000000,
575         0xac0c, 0xffffffff, 0x00003210,
576         0x88d4, 0x0000001f, 0x00000010,
577         0x15c0, 0x000c0fc0, 0x000c0400
578 };
579
580 static const u32 hainan_golden_registers2[] =
581 {
582         0x98f8, 0xffffffff, 0x02010001
583 };
584
585 static const u32 tahiti_mgcg_cgcg_init[] =
586 {
587         0xc400, 0xffffffff, 0xfffffffc,
588         0x802c, 0xffffffff, 0xe0000000,
589         0x9a60, 0xffffffff, 0x00000100,
590         0x92a4, 0xffffffff, 0x00000100,
591         0xc164, 0xffffffff, 0x00000100,
592         0x9774, 0xffffffff, 0x00000100,
593         0x8984, 0xffffffff, 0x06000100,
594         0x8a18, 0xffffffff, 0x00000100,
595         0x92a0, 0xffffffff, 0x00000100,
596         0xc380, 0xffffffff, 0x00000100,
597         0x8b28, 0xffffffff, 0x00000100,
598         0x9144, 0xffffffff, 0x00000100,
599         0x8d88, 0xffffffff, 0x00000100,
600         0x8d8c, 0xffffffff, 0x00000100,
601         0x9030, 0xffffffff, 0x00000100,
602         0x9034, 0xffffffff, 0x00000100,
603         0x9038, 0xffffffff, 0x00000100,
604         0x903c, 0xffffffff, 0x00000100,
605         0xad80, 0xffffffff, 0x00000100,
606         0xac54, 0xffffffff, 0x00000100,
607         0x897c, 0xffffffff, 0x06000100,
608         0x9868, 0xffffffff, 0x00000100,
609         0x9510, 0xffffffff, 0x00000100,
610         0xaf04, 0xffffffff, 0x00000100,
611         0xae04, 0xffffffff, 0x00000100,
612         0x949c, 0xffffffff, 0x00000100,
613         0x802c, 0xffffffff, 0xe0000000,
614         0x9160, 0xffffffff, 0x00010000,
615         0x9164, 0xffffffff, 0x00030002,
616         0x9168, 0xffffffff, 0x00040007,
617         0x916c, 0xffffffff, 0x00060005,
618         0x9170, 0xffffffff, 0x00090008,
619         0x9174, 0xffffffff, 0x00020001,
620         0x9178, 0xffffffff, 0x00040003,
621         0x917c, 0xffffffff, 0x00000007,
622         0x9180, 0xffffffff, 0x00060005,
623         0x9184, 0xffffffff, 0x00090008,
624         0x9188, 0xffffffff, 0x00030002,
625         0x918c, 0xffffffff, 0x00050004,
626         0x9190, 0xffffffff, 0x00000008,
627         0x9194, 0xffffffff, 0x00070006,
628         0x9198, 0xffffffff, 0x000a0009,
629         0x919c, 0xffffffff, 0x00040003,
630         0x91a0, 0xffffffff, 0x00060005,
631         0x91a4, 0xffffffff, 0x00000009,
632         0x91a8, 0xffffffff, 0x00080007,
633         0x91ac, 0xffffffff, 0x000b000a,
634         0x91b0, 0xffffffff, 0x00050004,
635         0x91b4, 0xffffffff, 0x00070006,
636         0x91b8, 0xffffffff, 0x0008000b,
637         0x91bc, 0xffffffff, 0x000a0009,
638         0x91c0, 0xffffffff, 0x000d000c,
639         0x91c4, 0xffffffff, 0x00060005,
640         0x91c8, 0xffffffff, 0x00080007,
641         0x91cc, 0xffffffff, 0x0000000b,
642         0x91d0, 0xffffffff, 0x000a0009,
643         0x91d4, 0xffffffff, 0x000d000c,
644         0x91d8, 0xffffffff, 0x00070006,
645         0x91dc, 0xffffffff, 0x00090008,
646         0x91e0, 0xffffffff, 0x0000000c,
647         0x91e4, 0xffffffff, 0x000b000a,
648         0x91e8, 0xffffffff, 0x000e000d,
649         0x91ec, 0xffffffff, 0x00080007,
650         0x91f0, 0xffffffff, 0x000a0009,
651         0x91f4, 0xffffffff, 0x0000000d,
652         0x91f8, 0xffffffff, 0x000c000b,
653         0x91fc, 0xffffffff, 0x000f000e,
654         0x9200, 0xffffffff, 0x00090008,
655         0x9204, 0xffffffff, 0x000b000a,
656         0x9208, 0xffffffff, 0x000c000f,
657         0x920c, 0xffffffff, 0x000e000d,
658         0x9210, 0xffffffff, 0x00110010,
659         0x9214, 0xffffffff, 0x000a0009,
660         0x9218, 0xffffffff, 0x000c000b,
661         0x921c, 0xffffffff, 0x0000000f,
662         0x9220, 0xffffffff, 0x000e000d,
663         0x9224, 0xffffffff, 0x00110010,
664         0x9228, 0xffffffff, 0x000b000a,
665         0x922c, 0xffffffff, 0x000d000c,
666         0x9230, 0xffffffff, 0x00000010,
667         0x9234, 0xffffffff, 0x000f000e,
668         0x9238, 0xffffffff, 0x00120011,
669         0x923c, 0xffffffff, 0x000c000b,
670         0x9240, 0xffffffff, 0x000e000d,
671         0x9244, 0xffffffff, 0x00000011,
672         0x9248, 0xffffffff, 0x0010000f,
673         0x924c, 0xffffffff, 0x00130012,
674         0x9250, 0xffffffff, 0x000d000c,
675         0x9254, 0xffffffff, 0x000f000e,
676         0x9258, 0xffffffff, 0x00100013,
677         0x925c, 0xffffffff, 0x00120011,
678         0x9260, 0xffffffff, 0x00150014,
679         0x9264, 0xffffffff, 0x000e000d,
680         0x9268, 0xffffffff, 0x0010000f,
681         0x926c, 0xffffffff, 0x00000013,
682         0x9270, 0xffffffff, 0x00120011,
683         0x9274, 0xffffffff, 0x00150014,
684         0x9278, 0xffffffff, 0x000f000e,
685         0x927c, 0xffffffff, 0x00110010,
686         0x9280, 0xffffffff, 0x00000014,
687         0x9284, 0xffffffff, 0x00130012,
688         0x9288, 0xffffffff, 0x00160015,
689         0x928c, 0xffffffff, 0x0010000f,
690         0x9290, 0xffffffff, 0x00120011,
691         0x9294, 0xffffffff, 0x00000015,
692         0x9298, 0xffffffff, 0x00140013,
693         0x929c, 0xffffffff, 0x00170016,
694         0x9150, 0xffffffff, 0x96940200,
695         0x8708, 0xffffffff, 0x00900100,
696         0xc478, 0xffffffff, 0x00000080,
697         0xc404, 0xffffffff, 0x0020003f,
698         0x30, 0xffffffff, 0x0000001c,
699         0x34, 0x000f0000, 0x000f0000,
700         0x160c, 0xffffffff, 0x00000100,
701         0x1024, 0xffffffff, 0x00000100,
702         0x102c, 0x00000101, 0x00000000,
703         0x20a8, 0xffffffff, 0x00000104,
704         0x264c, 0x000c0000, 0x000c0000,
705         0x2648, 0x000c0000, 0x000c0000,
706         0x55e4, 0xff000fff, 0x00000100,
707         0x55e8, 0x00000001, 0x00000001,
708         0x2f50, 0x00000001, 0x00000001,
709         0x30cc, 0xc0000fff, 0x00000104,
710         0xc1e4, 0x00000001, 0x00000001,
711         0xd0c0, 0xfffffff0, 0x00000100,
712         0xd8c0, 0xfffffff0, 0x00000100
713 };
714
715 static const u32 pitcairn_mgcg_cgcg_init[] =
716 {
717         0xc400, 0xffffffff, 0xfffffffc,
718         0x802c, 0xffffffff, 0xe0000000,
719         0x9a60, 0xffffffff, 0x00000100,
720         0x92a4, 0xffffffff, 0x00000100,
721         0xc164, 0xffffffff, 0x00000100,
722         0x9774, 0xffffffff, 0x00000100,
723         0x8984, 0xffffffff, 0x06000100,
724         0x8a18, 0xffffffff, 0x00000100,
725         0x92a0, 0xffffffff, 0x00000100,
726         0xc380, 0xffffffff, 0x00000100,
727         0x8b28, 0xffffffff, 0x00000100,
728         0x9144, 0xffffffff, 0x00000100,
729         0x8d88, 0xffffffff, 0x00000100,
730         0x8d8c, 0xffffffff, 0x00000100,
731         0x9030, 0xffffffff, 0x00000100,
732         0x9034, 0xffffffff, 0x00000100,
733         0x9038, 0xffffffff, 0x00000100,
734         0x903c, 0xffffffff, 0x00000100,
735         0xad80, 0xffffffff, 0x00000100,
736         0xac54, 0xffffffff, 0x00000100,
737         0x897c, 0xffffffff, 0x06000100,
738         0x9868, 0xffffffff, 0x00000100,
739         0x9510, 0xffffffff, 0x00000100,
740         0xaf04, 0xffffffff, 0x00000100,
741         0xae04, 0xffffffff, 0x00000100,
742         0x949c, 0xffffffff, 0x00000100,
743         0x802c, 0xffffffff, 0xe0000000,
744         0x9160, 0xffffffff, 0x00010000,
745         0x9164, 0xffffffff, 0x00030002,
746         0x9168, 0xffffffff, 0x00040007,
747         0x916c, 0xffffffff, 0x00060005,
748         0x9170, 0xffffffff, 0x00090008,
749         0x9174, 0xffffffff, 0x00020001,
750         0x9178, 0xffffffff, 0x00040003,
751         0x917c, 0xffffffff, 0x00000007,
752         0x9180, 0xffffffff, 0x00060005,
753         0x9184, 0xffffffff, 0x00090008,
754         0x9188, 0xffffffff, 0x00030002,
755         0x918c, 0xffffffff, 0x00050004,
756         0x9190, 0xffffffff, 0x00000008,
757         0x9194, 0xffffffff, 0x00070006,
758         0x9198, 0xffffffff, 0x000a0009,
759         0x919c, 0xffffffff, 0x00040003,
760         0x91a0, 0xffffffff, 0x00060005,
761         0x91a4, 0xffffffff, 0x00000009,
762         0x91a8, 0xffffffff, 0x00080007,
763         0x91ac, 0xffffffff, 0x000b000a,
764         0x91b0, 0xffffffff, 0x00050004,
765         0x91b4, 0xffffffff, 0x00070006,
766         0x91b8, 0xffffffff, 0x0008000b,
767         0x91bc, 0xffffffff, 0x000a0009,
768         0x91c0, 0xffffffff, 0x000d000c,
769         0x9200, 0xffffffff, 0x00090008,
770         0x9204, 0xffffffff, 0x000b000a,
771         0x9208, 0xffffffff, 0x000c000f,
772         0x920c, 0xffffffff, 0x000e000d,
773         0x9210, 0xffffffff, 0x00110010,
774         0x9214, 0xffffffff, 0x000a0009,
775         0x9218, 0xffffffff, 0x000c000b,
776         0x921c, 0xffffffff, 0x0000000f,
777         0x9220, 0xffffffff, 0x000e000d,
778         0x9224, 0xffffffff, 0x00110010,
779         0x9228, 0xffffffff, 0x000b000a,
780         0x922c, 0xffffffff, 0x000d000c,
781         0x9230, 0xffffffff, 0x00000010,
782         0x9234, 0xffffffff, 0x000f000e,
783         0x9238, 0xffffffff, 0x00120011,
784         0x923c, 0xffffffff, 0x000c000b,
785         0x9240, 0xffffffff, 0x000e000d,
786         0x9244, 0xffffffff, 0x00000011,
787         0x9248, 0xffffffff, 0x0010000f,
788         0x924c, 0xffffffff, 0x00130012,
789         0x9250, 0xffffffff, 0x000d000c,
790         0x9254, 0xffffffff, 0x000f000e,
791         0x9258, 0xffffffff, 0x00100013,
792         0x925c, 0xffffffff, 0x00120011,
793         0x9260, 0xffffffff, 0x00150014,
794         0x9150, 0xffffffff, 0x96940200,
795         0x8708, 0xffffffff, 0x00900100,
796         0xc478, 0xffffffff, 0x00000080,
797         0xc404, 0xffffffff, 0x0020003f,
798         0x30, 0xffffffff, 0x0000001c,
799         0x34, 0x000f0000, 0x000f0000,
800         0x160c, 0xffffffff, 0x00000100,
801         0x1024, 0xffffffff, 0x00000100,
802         0x102c, 0x00000101, 0x00000000,
803         0x20a8, 0xffffffff, 0x00000104,
804         0x55e4, 0xff000fff, 0x00000100,
805         0x55e8, 0x00000001, 0x00000001,
806         0x2f50, 0x00000001, 0x00000001,
807         0x30cc, 0xc0000fff, 0x00000104,
808         0xc1e4, 0x00000001, 0x00000001,
809         0xd0c0, 0xfffffff0, 0x00000100,
810         0xd8c0, 0xfffffff0, 0x00000100
811 };
812
813 static const u32 verde_mgcg_cgcg_init[] =
814 {
815         0xc400, 0xffffffff, 0xfffffffc,
816         0x802c, 0xffffffff, 0xe0000000,
817         0x9a60, 0xffffffff, 0x00000100,
818         0x92a4, 0xffffffff, 0x00000100,
819         0xc164, 0xffffffff, 0x00000100,
820         0x9774, 0xffffffff, 0x00000100,
821         0x8984, 0xffffffff, 0x06000100,
822         0x8a18, 0xffffffff, 0x00000100,
823         0x92a0, 0xffffffff, 0x00000100,
824         0xc380, 0xffffffff, 0x00000100,
825         0x8b28, 0xffffffff, 0x00000100,
826         0x9144, 0xffffffff, 0x00000100,
827         0x8d88, 0xffffffff, 0x00000100,
828         0x8d8c, 0xffffffff, 0x00000100,
829         0x9030, 0xffffffff, 0x00000100,
830         0x9034, 0xffffffff, 0x00000100,
831         0x9038, 0xffffffff, 0x00000100,
832         0x903c, 0xffffffff, 0x00000100,
833         0xad80, 0xffffffff, 0x00000100,
834         0xac54, 0xffffffff, 0x00000100,
835         0x897c, 0xffffffff, 0x06000100,
836         0x9868, 0xffffffff, 0x00000100,
837         0x9510, 0xffffffff, 0x00000100,
838         0xaf04, 0xffffffff, 0x00000100,
839         0xae04, 0xffffffff, 0x00000100,
840         0x949c, 0xffffffff, 0x00000100,
841         0x802c, 0xffffffff, 0xe0000000,
842         0x9160, 0xffffffff, 0x00010000,
843         0x9164, 0xffffffff, 0x00030002,
844         0x9168, 0xffffffff, 0x00040007,
845         0x916c, 0xffffffff, 0x00060005,
846         0x9170, 0xffffffff, 0x00090008,
847         0x9174, 0xffffffff, 0x00020001,
848         0x9178, 0xffffffff, 0x00040003,
849         0x917c, 0xffffffff, 0x00000007,
850         0x9180, 0xffffffff, 0x00060005,
851         0x9184, 0xffffffff, 0x00090008,
852         0x9188, 0xffffffff, 0x00030002,
853         0x918c, 0xffffffff, 0x00050004,
854         0x9190, 0xffffffff, 0x00000008,
855         0x9194, 0xffffffff, 0x00070006,
856         0x9198, 0xffffffff, 0x000a0009,
857         0x919c, 0xffffffff, 0x00040003,
858         0x91a0, 0xffffffff, 0x00060005,
859         0x91a4, 0xffffffff, 0x00000009,
860         0x91a8, 0xffffffff, 0x00080007,
861         0x91ac, 0xffffffff, 0x000b000a,
862         0x91b0, 0xffffffff, 0x00050004,
863         0x91b4, 0xffffffff, 0x00070006,
864         0x91b8, 0xffffffff, 0x0008000b,
865         0x91bc, 0xffffffff, 0x000a0009,
866         0x91c0, 0xffffffff, 0x000d000c,
867         0x9200, 0xffffffff, 0x00090008,
868         0x9204, 0xffffffff, 0x000b000a,
869         0x9208, 0xffffffff, 0x000c000f,
870         0x920c, 0xffffffff, 0x000e000d,
871         0x9210, 0xffffffff, 0x00110010,
872         0x9214, 0xffffffff, 0x000a0009,
873         0x9218, 0xffffffff, 0x000c000b,
874         0x921c, 0xffffffff, 0x0000000f,
875         0x9220, 0xffffffff, 0x000e000d,
876         0x9224, 0xffffffff, 0x00110010,
877         0x9228, 0xffffffff, 0x000b000a,
878         0x922c, 0xffffffff, 0x000d000c,
879         0x9230, 0xffffffff, 0x00000010,
880         0x9234, 0xffffffff, 0x000f000e,
881         0x9238, 0xffffffff, 0x00120011,
882         0x923c, 0xffffffff, 0x000c000b,
883         0x9240, 0xffffffff, 0x000e000d,
884         0x9244, 0xffffffff, 0x00000011,
885         0x9248, 0xffffffff, 0x0010000f,
886         0x924c, 0xffffffff, 0x00130012,
887         0x9250, 0xffffffff, 0x000d000c,
888         0x9254, 0xffffffff, 0x000f000e,
889         0x9258, 0xffffffff, 0x00100013,
890         0x925c, 0xffffffff, 0x00120011,
891         0x9260, 0xffffffff, 0x00150014,
892         0x9150, 0xffffffff, 0x96940200,
893         0x8708, 0xffffffff, 0x00900100,
894         0xc478, 0xffffffff, 0x00000080,
895         0xc404, 0xffffffff, 0x0020003f,
896         0x30, 0xffffffff, 0x0000001c,
897         0x34, 0x000f0000, 0x000f0000,
898         0x160c, 0xffffffff, 0x00000100,
899         0x1024, 0xffffffff, 0x00000100,
900         0x102c, 0x00000101, 0x00000000,
901         0x20a8, 0xffffffff, 0x00000104,
902         0x264c, 0x000c0000, 0x000c0000,
903         0x2648, 0x000c0000, 0x000c0000,
904         0x55e4, 0xff000fff, 0x00000100,
905         0x55e8, 0x00000001, 0x00000001,
906         0x2f50, 0x00000001, 0x00000001,
907         0x30cc, 0xc0000fff, 0x00000104,
908         0xc1e4, 0x00000001, 0x00000001,
909         0xd0c0, 0xfffffff0, 0x00000100,
910         0xd8c0, 0xfffffff0, 0x00000100
911 };
912
913 static const u32 oland_mgcg_cgcg_init[] =
914 {
915         0xc400, 0xffffffff, 0xfffffffc,
916         0x802c, 0xffffffff, 0xe0000000,
917         0x9a60, 0xffffffff, 0x00000100,
918         0x92a4, 0xffffffff, 0x00000100,
919         0xc164, 0xffffffff, 0x00000100,
920         0x9774, 0xffffffff, 0x00000100,
921         0x8984, 0xffffffff, 0x06000100,
922         0x8a18, 0xffffffff, 0x00000100,
923         0x92a0, 0xffffffff, 0x00000100,
924         0xc380, 0xffffffff, 0x00000100,
925         0x8b28, 0xffffffff, 0x00000100,
926         0x9144, 0xffffffff, 0x00000100,
927         0x8d88, 0xffffffff, 0x00000100,
928         0x8d8c, 0xffffffff, 0x00000100,
929         0x9030, 0xffffffff, 0x00000100,
930         0x9034, 0xffffffff, 0x00000100,
931         0x9038, 0xffffffff, 0x00000100,
932         0x903c, 0xffffffff, 0x00000100,
933         0xad80, 0xffffffff, 0x00000100,
934         0xac54, 0xffffffff, 0x00000100,
935         0x897c, 0xffffffff, 0x06000100,
936         0x9868, 0xffffffff, 0x00000100,
937         0x9510, 0xffffffff, 0x00000100,
938         0xaf04, 0xffffffff, 0x00000100,
939         0xae04, 0xffffffff, 0x00000100,
940         0x949c, 0xffffffff, 0x00000100,
941         0x802c, 0xffffffff, 0xe0000000,
942         0x9160, 0xffffffff, 0x00010000,
943         0x9164, 0xffffffff, 0x00030002,
944         0x9168, 0xffffffff, 0x00040007,
945         0x916c, 0xffffffff, 0x00060005,
946         0x9170, 0xffffffff, 0x00090008,
947         0x9174, 0xffffffff, 0x00020001,
948         0x9178, 0xffffffff, 0x00040003,
949         0x917c, 0xffffffff, 0x00000007,
950         0x9180, 0xffffffff, 0x00060005,
951         0x9184, 0xffffffff, 0x00090008,
952         0x9188, 0xffffffff, 0x00030002,
953         0x918c, 0xffffffff, 0x00050004,
954         0x9190, 0xffffffff, 0x00000008,
955         0x9194, 0xffffffff, 0x00070006,
956         0x9198, 0xffffffff, 0x000a0009,
957         0x919c, 0xffffffff, 0x00040003,
958         0x91a0, 0xffffffff, 0x00060005,
959         0x91a4, 0xffffffff, 0x00000009,
960         0x91a8, 0xffffffff, 0x00080007,
961         0x91ac, 0xffffffff, 0x000b000a,
962         0x91b0, 0xffffffff, 0x00050004,
963         0x91b4, 0xffffffff, 0x00070006,
964         0x91b8, 0xffffffff, 0x0008000b,
965         0x91bc, 0xffffffff, 0x000a0009,
966         0x91c0, 0xffffffff, 0x000d000c,
967         0x91c4, 0xffffffff, 0x00060005,
968         0x91c8, 0xffffffff, 0x00080007,
969         0x91cc, 0xffffffff, 0x0000000b,
970         0x91d0, 0xffffffff, 0x000a0009,
971         0x91d4, 0xffffffff, 0x000d000c,
972         0x9150, 0xffffffff, 0x96940200,
973         0x8708, 0xffffffff, 0x00900100,
974         0xc478, 0xffffffff, 0x00000080,
975         0xc404, 0xffffffff, 0x0020003f,
976         0x30, 0xffffffff, 0x0000001c,
977         0x34, 0x000f0000, 0x000f0000,
978         0x160c, 0xffffffff, 0x00000100,
979         0x1024, 0xffffffff, 0x00000100,
980         0x102c, 0x00000101, 0x00000000,
981         0x20a8, 0xffffffff, 0x00000104,
982         0x264c, 0x000c0000, 0x000c0000,
983         0x2648, 0x000c0000, 0x000c0000,
984         0x55e4, 0xff000fff, 0x00000100,
985         0x55e8, 0x00000001, 0x00000001,
986         0x2f50, 0x00000001, 0x00000001,
987         0x30cc, 0xc0000fff, 0x00000104,
988         0xc1e4, 0x00000001, 0x00000001,
989         0xd0c0, 0xfffffff0, 0x00000100,
990         0xd8c0, 0xfffffff0, 0x00000100
991 };
992
993 static const u32 hainan_mgcg_cgcg_init[] =
994 {
995         0xc400, 0xffffffff, 0xfffffffc,
996         0x802c, 0xffffffff, 0xe0000000,
997         0x9a60, 0xffffffff, 0x00000100,
998         0x92a4, 0xffffffff, 0x00000100,
999         0xc164, 0xffffffff, 0x00000100,
1000         0x9774, 0xffffffff, 0x00000100,
1001         0x8984, 0xffffffff, 0x06000100,
1002         0x8a18, 0xffffffff, 0x00000100,
1003         0x92a0, 0xffffffff, 0x00000100,
1004         0xc380, 0xffffffff, 0x00000100,
1005         0x8b28, 0xffffffff, 0x00000100,
1006         0x9144, 0xffffffff, 0x00000100,
1007         0x8d88, 0xffffffff, 0x00000100,
1008         0x8d8c, 0xffffffff, 0x00000100,
1009         0x9030, 0xffffffff, 0x00000100,
1010         0x9034, 0xffffffff, 0x00000100,
1011         0x9038, 0xffffffff, 0x00000100,
1012         0x903c, 0xffffffff, 0x00000100,
1013         0xad80, 0xffffffff, 0x00000100,
1014         0xac54, 0xffffffff, 0x00000100,
1015         0x897c, 0xffffffff, 0x06000100,
1016         0x9868, 0xffffffff, 0x00000100,
1017         0x9510, 0xffffffff, 0x00000100,
1018         0xaf04, 0xffffffff, 0x00000100,
1019         0xae04, 0xffffffff, 0x00000100,
1020         0x949c, 0xffffffff, 0x00000100,
1021         0x802c, 0xffffffff, 0xe0000000,
1022         0x9160, 0xffffffff, 0x00010000,
1023         0x9164, 0xffffffff, 0x00030002,
1024         0x9168, 0xffffffff, 0x00040007,
1025         0x916c, 0xffffffff, 0x00060005,
1026         0x9170, 0xffffffff, 0x00090008,
1027         0x9174, 0xffffffff, 0x00020001,
1028         0x9178, 0xffffffff, 0x00040003,
1029         0x917c, 0xffffffff, 0x00000007,
1030         0x9180, 0xffffffff, 0x00060005,
1031         0x9184, 0xffffffff, 0x00090008,
1032         0x9188, 0xffffffff, 0x00030002,
1033         0x918c, 0xffffffff, 0x00050004,
1034         0x9190, 0xffffffff, 0x00000008,
1035         0x9194, 0xffffffff, 0x00070006,
1036         0x9198, 0xffffffff, 0x000a0009,
1037         0x919c, 0xffffffff, 0x00040003,
1038         0x91a0, 0xffffffff, 0x00060005,
1039         0x91a4, 0xffffffff, 0x00000009,
1040         0x91a8, 0xffffffff, 0x00080007,
1041         0x91ac, 0xffffffff, 0x000b000a,
1042         0x91b0, 0xffffffff, 0x00050004,
1043         0x91b4, 0xffffffff, 0x00070006,
1044         0x91b8, 0xffffffff, 0x0008000b,
1045         0x91bc, 0xffffffff, 0x000a0009,
1046         0x91c0, 0xffffffff, 0x000d000c,
1047         0x91c4, 0xffffffff, 0x00060005,
1048         0x91c8, 0xffffffff, 0x00080007,
1049         0x91cc, 0xffffffff, 0x0000000b,
1050         0x91d0, 0xffffffff, 0x000a0009,
1051         0x91d4, 0xffffffff, 0x000d000c,
1052         0x9150, 0xffffffff, 0x96940200,
1053         0x8708, 0xffffffff, 0x00900100,
1054         0xc478, 0xffffffff, 0x00000080,
1055         0xc404, 0xffffffff, 0x0020003f,
1056         0x30, 0xffffffff, 0x0000001c,
1057         0x34, 0x000f0000, 0x000f0000,
1058         0x160c, 0xffffffff, 0x00000100,
1059         0x1024, 0xffffffff, 0x00000100,
1060         0x20a8, 0xffffffff, 0x00000104,
1061         0x264c, 0x000c0000, 0x000c0000,
1062         0x2648, 0x000c0000, 0x000c0000,
1063         0x2f50, 0x00000001, 0x00000001,
1064         0x30cc, 0xc0000fff, 0x00000104,
1065         0xc1e4, 0x00000001, 0x00000001,
1066         0xd0c0, 0xfffffff0, 0x00000100,
1067         0xd8c0, 0xfffffff0, 0x00000100
1068 };
1069
1070 static u32 verde_pg_init[] =
1071 {
1072         0x353c, 0xffffffff, 0x40000,
1073         0x3538, 0xffffffff, 0x200010ff,
1074         0x353c, 0xffffffff, 0x0,
1075         0x353c, 0xffffffff, 0x0,
1076         0x353c, 0xffffffff, 0x0,
1077         0x353c, 0xffffffff, 0x0,
1078         0x353c, 0xffffffff, 0x0,
1079         0x353c, 0xffffffff, 0x7007,
1080         0x3538, 0xffffffff, 0x300010ff,
1081         0x353c, 0xffffffff, 0x0,
1082         0x353c, 0xffffffff, 0x0,
1083         0x353c, 0xffffffff, 0x0,
1084         0x353c, 0xffffffff, 0x0,
1085         0x353c, 0xffffffff, 0x0,
1086         0x353c, 0xffffffff, 0x400000,
1087         0x3538, 0xffffffff, 0x100010ff,
1088         0x353c, 0xffffffff, 0x0,
1089         0x353c, 0xffffffff, 0x0,
1090         0x353c, 0xffffffff, 0x0,
1091         0x353c, 0xffffffff, 0x0,
1092         0x353c, 0xffffffff, 0x0,
1093         0x353c, 0xffffffff, 0x120200,
1094         0x3538, 0xffffffff, 0x500010ff,
1095         0x353c, 0xffffffff, 0x0,
1096         0x353c, 0xffffffff, 0x0,
1097         0x353c, 0xffffffff, 0x0,
1098         0x353c, 0xffffffff, 0x0,
1099         0x353c, 0xffffffff, 0x0,
1100         0x353c, 0xffffffff, 0x1e1e16,
1101         0x3538, 0xffffffff, 0x600010ff,
1102         0x353c, 0xffffffff, 0x0,
1103         0x353c, 0xffffffff, 0x0,
1104         0x353c, 0xffffffff, 0x0,
1105         0x353c, 0xffffffff, 0x0,
1106         0x353c, 0xffffffff, 0x0,
1107         0x353c, 0xffffffff, 0x171f1e,
1108         0x3538, 0xffffffff, 0x700010ff,
1109         0x353c, 0xffffffff, 0x0,
1110         0x353c, 0xffffffff, 0x0,
1111         0x353c, 0xffffffff, 0x0,
1112         0x353c, 0xffffffff, 0x0,
1113         0x353c, 0xffffffff, 0x0,
1114         0x353c, 0xffffffff, 0x0,
1115         0x3538, 0xffffffff, 0x9ff,
1116         0x3500, 0xffffffff, 0x0,
1117         0x3504, 0xffffffff, 0x10000800,
1118         0x3504, 0xffffffff, 0xf,
1119         0x3504, 0xffffffff, 0xf,
1120         0x3500, 0xffffffff, 0x4,
1121         0x3504, 0xffffffff, 0x1000051e,
1122         0x3504, 0xffffffff, 0xffff,
1123         0x3504, 0xffffffff, 0xffff,
1124         0x3500, 0xffffffff, 0x8,
1125         0x3504, 0xffffffff, 0x80500,
1126         0x3500, 0xffffffff, 0x12,
1127         0x3504, 0xffffffff, 0x9050c,
1128         0x3500, 0xffffffff, 0x1d,
1129         0x3504, 0xffffffff, 0xb052c,
1130         0x3500, 0xffffffff, 0x2a,
1131         0x3504, 0xffffffff, 0x1053e,
1132         0x3500, 0xffffffff, 0x2d,
1133         0x3504, 0xffffffff, 0x10546,
1134         0x3500, 0xffffffff, 0x30,
1135         0x3504, 0xffffffff, 0xa054e,
1136         0x3500, 0xffffffff, 0x3c,
1137         0x3504, 0xffffffff, 0x1055f,
1138         0x3500, 0xffffffff, 0x3f,
1139         0x3504, 0xffffffff, 0x10567,
1140         0x3500, 0xffffffff, 0x42,
1141         0x3504, 0xffffffff, 0x1056f,
1142         0x3500, 0xffffffff, 0x45,
1143         0x3504, 0xffffffff, 0x10572,
1144         0x3500, 0xffffffff, 0x48,
1145         0x3504, 0xffffffff, 0x20575,
1146         0x3500, 0xffffffff, 0x4c,
1147         0x3504, 0xffffffff, 0x190801,
1148         0x3500, 0xffffffff, 0x67,
1149         0x3504, 0xffffffff, 0x1082a,
1150         0x3500, 0xffffffff, 0x6a,
1151         0x3504, 0xffffffff, 0x1b082d,
1152         0x3500, 0xffffffff, 0x87,
1153         0x3504, 0xffffffff, 0x310851,
1154         0x3500, 0xffffffff, 0xba,
1155         0x3504, 0xffffffff, 0x891,
1156         0x3500, 0xffffffff, 0xbc,
1157         0x3504, 0xffffffff, 0x893,
1158         0x3500, 0xffffffff, 0xbe,
1159         0x3504, 0xffffffff, 0x20895,
1160         0x3500, 0xffffffff, 0xc2,
1161         0x3504, 0xffffffff, 0x20899,
1162         0x3500, 0xffffffff, 0xc6,
1163         0x3504, 0xffffffff, 0x2089d,
1164         0x3500, 0xffffffff, 0xca,
1165         0x3504, 0xffffffff, 0x8a1,
1166         0x3500, 0xffffffff, 0xcc,
1167         0x3504, 0xffffffff, 0x8a3,
1168         0x3500, 0xffffffff, 0xce,
1169         0x3504, 0xffffffff, 0x308a5,
1170         0x3500, 0xffffffff, 0xd3,
1171         0x3504, 0xffffffff, 0x6d08cd,
1172         0x3500, 0xffffffff, 0x142,
1173         0x3504, 0xffffffff, 0x2000095a,
1174         0x3504, 0xffffffff, 0x1,
1175         0x3500, 0xffffffff, 0x144,
1176         0x3504, 0xffffffff, 0x301f095b,
1177         0x3500, 0xffffffff, 0x165,
1178         0x3504, 0xffffffff, 0xc094d,
1179         0x3500, 0xffffffff, 0x173,
1180         0x3504, 0xffffffff, 0xf096d,
1181         0x3500, 0xffffffff, 0x184,
1182         0x3504, 0xffffffff, 0x15097f,
1183         0x3500, 0xffffffff, 0x19b,
1184         0x3504, 0xffffffff, 0xc0998,
1185         0x3500, 0xffffffff, 0x1a9,
1186         0x3504, 0xffffffff, 0x409a7,
1187         0x3500, 0xffffffff, 0x1af,
1188         0x3504, 0xffffffff, 0xcdc,
1189         0x3500, 0xffffffff, 0x1b1,
1190         0x3504, 0xffffffff, 0x800,
1191         0x3508, 0xffffffff, 0x6c9b2000,
1192         0x3510, 0xfc00, 0x2000,
1193         0x3544, 0xffffffff, 0xfc0,
1194         0x28d4, 0x00000100, 0x100
1195 };
1196
1197 static void si_init_golden_registers(struct radeon_device *rdev)
1198 {
1199         switch (rdev->family) {
1200         case CHIP_TAHITI:
1201                 radeon_program_register_sequence(rdev,
1202                                                  tahiti_golden_registers,
1203                                                  (const u32)ARRAY_SIZE(tahiti_golden_registers));
1204                 radeon_program_register_sequence(rdev,
1205                                                  tahiti_golden_rlc_registers,
1206                                                  (const u32)ARRAY_SIZE(tahiti_golden_rlc_registers));
1207                 radeon_program_register_sequence(rdev,
1208                                                  tahiti_mgcg_cgcg_init,
1209                                                  (const u32)ARRAY_SIZE(tahiti_mgcg_cgcg_init));
1210                 radeon_program_register_sequence(rdev,
1211                                                  tahiti_golden_registers2,
1212                                                  (const u32)ARRAY_SIZE(tahiti_golden_registers2));
1213                 break;
1214         case CHIP_PITCAIRN:
1215                 radeon_program_register_sequence(rdev,
1216                                                  pitcairn_golden_registers,
1217                                                  (const u32)ARRAY_SIZE(pitcairn_golden_registers));
1218                 radeon_program_register_sequence(rdev,
1219                                                  pitcairn_golden_rlc_registers,
1220                                                  (const u32)ARRAY_SIZE(pitcairn_golden_rlc_registers));
1221                 radeon_program_register_sequence(rdev,
1222                                                  pitcairn_mgcg_cgcg_init,
1223                                                  (const u32)ARRAY_SIZE(pitcairn_mgcg_cgcg_init));
1224                 break;
1225         case CHIP_VERDE:
1226                 radeon_program_register_sequence(rdev,
1227                                                  verde_golden_registers,
1228                                                  (const u32)ARRAY_SIZE(verde_golden_registers));
1229                 radeon_program_register_sequence(rdev,
1230                                                  verde_golden_rlc_registers,
1231                                                  (const u32)ARRAY_SIZE(verde_golden_rlc_registers));
1232                 radeon_program_register_sequence(rdev,
1233                                                  verde_mgcg_cgcg_init,
1234                                                  (const u32)ARRAY_SIZE(verde_mgcg_cgcg_init));
1235                 radeon_program_register_sequence(rdev,
1236                                                  verde_pg_init,
1237                                                  (const u32)ARRAY_SIZE(verde_pg_init));
1238                 break;
1239         case CHIP_OLAND:
1240                 radeon_program_register_sequence(rdev,
1241                                                  oland_golden_registers,
1242                                                  (const u32)ARRAY_SIZE(oland_golden_registers));
1243                 radeon_program_register_sequence(rdev,
1244                                                  oland_golden_rlc_registers,
1245                                                  (const u32)ARRAY_SIZE(oland_golden_rlc_registers));
1246                 radeon_program_register_sequence(rdev,
1247                                                  oland_mgcg_cgcg_init,
1248                                                  (const u32)ARRAY_SIZE(oland_mgcg_cgcg_init));
1249                 break;
1250         case CHIP_HAINAN:
1251                 radeon_program_register_sequence(rdev,
1252                                                  hainan_golden_registers,
1253                                                  (const u32)ARRAY_SIZE(hainan_golden_registers));
1254                 radeon_program_register_sequence(rdev,
1255                                                  hainan_golden_registers2,
1256                                                  (const u32)ARRAY_SIZE(hainan_golden_registers2));
1257                 radeon_program_register_sequence(rdev,
1258                                                  hainan_mgcg_cgcg_init,
1259                                                  (const u32)ARRAY_SIZE(hainan_mgcg_cgcg_init));
1260                 break;
1261         default:
1262                 break;
1263         }
1264 }
1265
1266 #define PCIE_BUS_CLK                10000
1267 #define TCLK                        (PCIE_BUS_CLK / 10)
1268
1269 /**
1270  * si_get_xclk - get the xclk
1271  *
1272  * @rdev: radeon_device pointer
1273  *
1274  * Returns the reference clock used by the gfx engine
1275  * (SI).
1276  */
1277 u32 si_get_xclk(struct radeon_device *rdev)
1278 {
1279         u32 reference_clock = rdev->clock.spll.reference_freq;
1280         u32 tmp;
1281
1282         tmp = RREG32(CG_CLKPIN_CNTL_2);
1283         if (tmp & MUX_TCLK_TO_XCLK)
1284                 return TCLK;
1285
1286         tmp = RREG32(CG_CLKPIN_CNTL);
1287         if (tmp & XTALIN_DIVIDE)
1288                 return reference_clock / 4;
1289
1290         return reference_clock;
1291 }
1292
1293 /* get temperature in millidegrees */
1294 int si_get_temp(struct radeon_device *rdev)
1295 {
1296         u32 temp;
1297         int actual_temp = 0;
1298
1299         temp = (RREG32(CG_MULT_THERMAL_STATUS) & CTF_TEMP_MASK) >>
1300                 CTF_TEMP_SHIFT;
1301
1302         if (temp & 0x200)
1303                 actual_temp = 255;
1304         else
1305                 actual_temp = temp & 0x1ff;
1306
1307         actual_temp = (actual_temp * 1000);
1308
1309         return actual_temp;
1310 }
1311
1312 #define TAHITI_IO_MC_REGS_SIZE 36
1313
1314 static const u32 tahiti_io_mc_regs[TAHITI_IO_MC_REGS_SIZE][2] = {
1315         {0x0000006f, 0x03044000},
1316         {0x00000070, 0x0480c018},
1317         {0x00000071, 0x00000040},
1318         {0x00000072, 0x01000000},
1319         {0x00000074, 0x000000ff},
1320         {0x00000075, 0x00143400},
1321         {0x00000076, 0x08ec0800},
1322         {0x00000077, 0x040000cc},
1323         {0x00000079, 0x00000000},
1324         {0x0000007a, 0x21000409},
1325         {0x0000007c, 0x00000000},
1326         {0x0000007d, 0xe8000000},
1327         {0x0000007e, 0x044408a8},
1328         {0x0000007f, 0x00000003},
1329         {0x00000080, 0x00000000},
1330         {0x00000081, 0x01000000},
1331         {0x00000082, 0x02000000},
1332         {0x00000083, 0x00000000},
1333         {0x00000084, 0xe3f3e4f4},
1334         {0x00000085, 0x00052024},
1335         {0x00000087, 0x00000000},
1336         {0x00000088, 0x66036603},
1337         {0x00000089, 0x01000000},
1338         {0x0000008b, 0x1c0a0000},
1339         {0x0000008c, 0xff010000},
1340         {0x0000008e, 0xffffefff},
1341         {0x0000008f, 0xfff3efff},
1342         {0x00000090, 0xfff3efbf},
1343         {0x00000094, 0x00101101},
1344         {0x00000095, 0x00000fff},
1345         {0x00000096, 0x00116fff},
1346         {0x00000097, 0x60010000},
1347         {0x00000098, 0x10010000},
1348         {0x00000099, 0x00006000},
1349         {0x0000009a, 0x00001000},
1350         {0x0000009f, 0x00a77400}
1351 };
1352
1353 static const u32 pitcairn_io_mc_regs[TAHITI_IO_MC_REGS_SIZE][2] = {
1354         {0x0000006f, 0x03044000},
1355         {0x00000070, 0x0480c018},
1356         {0x00000071, 0x00000040},
1357         {0x00000072, 0x01000000},
1358         {0x00000074, 0x000000ff},
1359         {0x00000075, 0x00143400},
1360         {0x00000076, 0x08ec0800},
1361         {0x00000077, 0x040000cc},
1362         {0x00000079, 0x00000000},
1363         {0x0000007a, 0x21000409},
1364         {0x0000007c, 0x00000000},
1365         {0x0000007d, 0xe8000000},
1366         {0x0000007e, 0x044408a8},
1367         {0x0000007f, 0x00000003},
1368         {0x00000080, 0x00000000},
1369         {0x00000081, 0x01000000},
1370         {0x00000082, 0x02000000},
1371         {0x00000083, 0x00000000},
1372         {0x00000084, 0xe3f3e4f4},
1373         {0x00000085, 0x00052024},
1374         {0x00000087, 0x00000000},
1375         {0x00000088, 0x66036603},
1376         {0x00000089, 0x01000000},
1377         {0x0000008b, 0x1c0a0000},
1378         {0x0000008c, 0xff010000},
1379         {0x0000008e, 0xffffefff},
1380         {0x0000008f, 0xfff3efff},
1381         {0x00000090, 0xfff3efbf},
1382         {0x00000094, 0x00101101},
1383         {0x00000095, 0x00000fff},
1384         {0x00000096, 0x00116fff},
1385         {0x00000097, 0x60010000},
1386         {0x00000098, 0x10010000},
1387         {0x00000099, 0x00006000},
1388         {0x0000009a, 0x00001000},
1389         {0x0000009f, 0x00a47400}
1390 };
1391
1392 static const u32 verde_io_mc_regs[TAHITI_IO_MC_REGS_SIZE][2] = {
1393         {0x0000006f, 0x03044000},
1394         {0x00000070, 0x0480c018},
1395         {0x00000071, 0x00000040},
1396         {0x00000072, 0x01000000},
1397         {0x00000074, 0x000000ff},
1398         {0x00000075, 0x00143400},
1399         {0x00000076, 0x08ec0800},
1400         {0x00000077, 0x040000cc},
1401         {0x00000079, 0x00000000},
1402         {0x0000007a, 0x21000409},
1403         {0x0000007c, 0x00000000},
1404         {0x0000007d, 0xe8000000},
1405         {0x0000007e, 0x044408a8},
1406         {0x0000007f, 0x00000003},
1407         {0x00000080, 0x00000000},
1408         {0x00000081, 0x01000000},
1409         {0x00000082, 0x02000000},
1410         {0x00000083, 0x00000000},
1411         {0x00000084, 0xe3f3e4f4},
1412         {0x00000085, 0x00052024},
1413         {0x00000087, 0x00000000},
1414         {0x00000088, 0x66036603},
1415         {0x00000089, 0x01000000},
1416         {0x0000008b, 0x1c0a0000},
1417         {0x0000008c, 0xff010000},
1418         {0x0000008e, 0xffffefff},
1419         {0x0000008f, 0xfff3efff},
1420         {0x00000090, 0xfff3efbf},
1421         {0x00000094, 0x00101101},
1422         {0x00000095, 0x00000fff},
1423         {0x00000096, 0x00116fff},
1424         {0x00000097, 0x60010000},
1425         {0x00000098, 0x10010000},
1426         {0x00000099, 0x00006000},
1427         {0x0000009a, 0x00001000},
1428         {0x0000009f, 0x00a37400}
1429 };
1430
1431 static const u32 oland_io_mc_regs[TAHITI_IO_MC_REGS_SIZE][2] = {
1432         {0x0000006f, 0x03044000},
1433         {0x00000070, 0x0480c018},
1434         {0x00000071, 0x00000040},
1435         {0x00000072, 0x01000000},
1436         {0x00000074, 0x000000ff},
1437         {0x00000075, 0x00143400},
1438         {0x00000076, 0x08ec0800},
1439         {0x00000077, 0x040000cc},
1440         {0x00000079, 0x00000000},
1441         {0x0000007a, 0x21000409},
1442         {0x0000007c, 0x00000000},
1443         {0x0000007d, 0xe8000000},
1444         {0x0000007e, 0x044408a8},
1445         {0x0000007f, 0x00000003},
1446         {0x00000080, 0x00000000},
1447         {0x00000081, 0x01000000},
1448         {0x00000082, 0x02000000},
1449         {0x00000083, 0x00000000},
1450         {0x00000084, 0xe3f3e4f4},
1451         {0x00000085, 0x00052024},
1452         {0x00000087, 0x00000000},
1453         {0x00000088, 0x66036603},
1454         {0x00000089, 0x01000000},
1455         {0x0000008b, 0x1c0a0000},
1456         {0x0000008c, 0xff010000},
1457         {0x0000008e, 0xffffefff},
1458         {0x0000008f, 0xfff3efff},
1459         {0x00000090, 0xfff3efbf},
1460         {0x00000094, 0x00101101},
1461         {0x00000095, 0x00000fff},
1462         {0x00000096, 0x00116fff},
1463         {0x00000097, 0x60010000},
1464         {0x00000098, 0x10010000},
1465         {0x00000099, 0x00006000},
1466         {0x0000009a, 0x00001000},
1467         {0x0000009f, 0x00a17730}
1468 };
1469
1470 static const u32 hainan_io_mc_regs[TAHITI_IO_MC_REGS_SIZE][2] = {
1471         {0x0000006f, 0x03044000},
1472         {0x00000070, 0x0480c018},
1473         {0x00000071, 0x00000040},
1474         {0x00000072, 0x01000000},
1475         {0x00000074, 0x000000ff},
1476         {0x00000075, 0x00143400},
1477         {0x00000076, 0x08ec0800},
1478         {0x00000077, 0x040000cc},
1479         {0x00000079, 0x00000000},
1480         {0x0000007a, 0x21000409},
1481         {0x0000007c, 0x00000000},
1482         {0x0000007d, 0xe8000000},
1483         {0x0000007e, 0x044408a8},
1484         {0x0000007f, 0x00000003},
1485         {0x00000080, 0x00000000},
1486         {0x00000081, 0x01000000},
1487         {0x00000082, 0x02000000},
1488         {0x00000083, 0x00000000},
1489         {0x00000084, 0xe3f3e4f4},
1490         {0x00000085, 0x00052024},
1491         {0x00000087, 0x00000000},
1492         {0x00000088, 0x66036603},
1493         {0x00000089, 0x01000000},
1494         {0x0000008b, 0x1c0a0000},
1495         {0x0000008c, 0xff010000},
1496         {0x0000008e, 0xffffefff},
1497         {0x0000008f, 0xfff3efff},
1498         {0x00000090, 0xfff3efbf},
1499         {0x00000094, 0x00101101},
1500         {0x00000095, 0x00000fff},
1501         {0x00000096, 0x00116fff},
1502         {0x00000097, 0x60010000},
1503         {0x00000098, 0x10010000},
1504         {0x00000099, 0x00006000},
1505         {0x0000009a, 0x00001000},
1506         {0x0000009f, 0x00a07730}
1507 };
1508
1509 /* ucode loading */
1510 int si_mc_load_microcode(struct radeon_device *rdev)
1511 {
1512         const __be32 *fw_data = NULL;
1513         const __le32 *new_fw_data = NULL;
1514         u32 running, blackout = 0;
1515         u32 *io_mc_regs = NULL;
1516         const __le32 *new_io_mc_regs = NULL;
1517         int i, regs_size, ucode_size;
1518
1519         if (!rdev->mc_fw)
1520                 return -EINVAL;
1521
1522         if (rdev->new_fw) {
1523                 const struct mc_firmware_header_v1_0 *hdr =
1524                         (const struct mc_firmware_header_v1_0 *)rdev->mc_fw->data;
1525
1526                 radeon_ucode_print_mc_hdr(&hdr->header);
1527                 regs_size = le32_to_cpu(hdr->io_debug_size_bytes) / (4 * 2);
1528                 new_io_mc_regs = (const __le32 *)
1529                         (rdev->mc_fw->data + le32_to_cpu(hdr->io_debug_array_offset_bytes));
1530                 ucode_size = le32_to_cpu(hdr->header.ucode_size_bytes) / 4;
1531                 new_fw_data = (const __le32 *)
1532                         (rdev->mc_fw->data + le32_to_cpu(hdr->header.ucode_array_offset_bytes));
1533         } else {
1534                 ucode_size = rdev->mc_fw->size / 4;
1535
1536                 switch (rdev->family) {
1537                 case CHIP_TAHITI:
1538                         io_mc_regs = (u32 *)&tahiti_io_mc_regs;
1539                         regs_size = TAHITI_IO_MC_REGS_SIZE;
1540                         break;
1541                 case CHIP_PITCAIRN:
1542                         io_mc_regs = (u32 *)&pitcairn_io_mc_regs;
1543                         regs_size = TAHITI_IO_MC_REGS_SIZE;
1544                         break;
1545                 case CHIP_VERDE:
1546                 default:
1547                         io_mc_regs = (u32 *)&verde_io_mc_regs;
1548                         regs_size = TAHITI_IO_MC_REGS_SIZE;
1549                         break;
1550                 case CHIP_OLAND:
1551                         io_mc_regs = (u32 *)&oland_io_mc_regs;
1552                         regs_size = TAHITI_IO_MC_REGS_SIZE;
1553                         break;
1554                 case CHIP_HAINAN:
1555                         io_mc_regs = (u32 *)&hainan_io_mc_regs;
1556                         regs_size = TAHITI_IO_MC_REGS_SIZE;
1557                         break;
1558                 }
1559                 fw_data = (const __be32 *)rdev->mc_fw->data;
1560         }
1561
1562         running = RREG32(MC_SEQ_SUP_CNTL) & RUN_MASK;
1563
1564         if (running == 0) {
1565                 if (running) {
1566                         blackout = RREG32(MC_SHARED_BLACKOUT_CNTL);
1567                         WREG32(MC_SHARED_BLACKOUT_CNTL, blackout | 1);
1568                 }
1569
1570                 /* reset the engine and set to writable */
1571                 WREG32(MC_SEQ_SUP_CNTL, 0x00000008);
1572                 WREG32(MC_SEQ_SUP_CNTL, 0x00000010);
1573
1574                 /* load mc io regs */
1575                 for (i = 0; i < regs_size; i++) {
1576                         if (rdev->new_fw) {
1577                                 WREG32(MC_SEQ_IO_DEBUG_INDEX, le32_to_cpup(new_io_mc_regs++));
1578                                 WREG32(MC_SEQ_IO_DEBUG_DATA, le32_to_cpup(new_io_mc_regs++));
1579                         } else {
1580                                 WREG32(MC_SEQ_IO_DEBUG_INDEX, io_mc_regs[(i << 1)]);
1581                                 WREG32(MC_SEQ_IO_DEBUG_DATA, io_mc_regs[(i << 1) + 1]);
1582                         }
1583                 }
1584                 /* load the MC ucode */
1585                 for (i = 0; i < ucode_size; i++) {
1586                         if (rdev->new_fw)
1587                                 WREG32(MC_SEQ_SUP_PGM, le32_to_cpup(new_fw_data++));
1588                         else
1589                                 WREG32(MC_SEQ_SUP_PGM, be32_to_cpup(fw_data++));
1590                 }
1591
1592                 /* put the engine back into the active state */
1593                 WREG32(MC_SEQ_SUP_CNTL, 0x00000008);
1594                 WREG32(MC_SEQ_SUP_CNTL, 0x00000004);
1595                 WREG32(MC_SEQ_SUP_CNTL, 0x00000001);
1596
1597                 /* wait for training to complete */
1598                 for (i = 0; i < rdev->usec_timeout; i++) {
1599                         if (RREG32(MC_SEQ_TRAIN_WAKEUP_CNTL) & TRAIN_DONE_D0)
1600                                 break;
1601                         udelay(1);
1602                 }
1603                 for (i = 0; i < rdev->usec_timeout; i++) {
1604                         if (RREG32(MC_SEQ_TRAIN_WAKEUP_CNTL) & TRAIN_DONE_D1)
1605                                 break;
1606                         udelay(1);
1607                 }
1608
1609                 if (running)
1610                         WREG32(MC_SHARED_BLACKOUT_CNTL, blackout);
1611         }
1612
1613         return 0;
1614 }
1615
1616 static int si_init_microcode(struct radeon_device *rdev)
1617 {
1618         const char *chip_name;
1619         const char *new_chip_name;
1620         size_t pfp_req_size, me_req_size, ce_req_size, rlc_req_size, mc_req_size;
1621         size_t smc_req_size, mc2_req_size;
1622         char fw_name[30];
1623         int err;
1624         int new_fw = 0;
1625
1626         DRM_DEBUG("\n");
1627
1628         switch (rdev->family) {
1629         case CHIP_TAHITI:
1630                 chip_name = "TAHITI";
1631                 new_chip_name = "tahiti";
1632                 pfp_req_size = SI_PFP_UCODE_SIZE * 4;
1633                 me_req_size = SI_PM4_UCODE_SIZE * 4;
1634                 ce_req_size = SI_CE_UCODE_SIZE * 4;
1635                 rlc_req_size = SI_RLC_UCODE_SIZE * 4;
1636                 mc_req_size = SI_MC_UCODE_SIZE * 4;
1637                 mc2_req_size = TAHITI_MC_UCODE_SIZE * 4;
1638                 smc_req_size = ALIGN(TAHITI_SMC_UCODE_SIZE, 4);
1639                 break;
1640         case CHIP_PITCAIRN:
1641                 chip_name = "PITCAIRN";
1642                 new_chip_name = "pitcairn";
1643                 pfp_req_size = SI_PFP_UCODE_SIZE * 4;
1644                 me_req_size = SI_PM4_UCODE_SIZE * 4;
1645                 ce_req_size = SI_CE_UCODE_SIZE * 4;
1646                 rlc_req_size = SI_RLC_UCODE_SIZE * 4;
1647                 mc_req_size = SI_MC_UCODE_SIZE * 4;
1648                 mc2_req_size = PITCAIRN_MC_UCODE_SIZE * 4;
1649                 smc_req_size = ALIGN(PITCAIRN_SMC_UCODE_SIZE, 4);
1650                 break;
1651         case CHIP_VERDE:
1652                 chip_name = "VERDE";
1653                 new_chip_name = "verde";
1654                 pfp_req_size = SI_PFP_UCODE_SIZE * 4;
1655                 me_req_size = SI_PM4_UCODE_SIZE * 4;
1656                 ce_req_size = SI_CE_UCODE_SIZE * 4;
1657                 rlc_req_size = SI_RLC_UCODE_SIZE * 4;
1658                 mc_req_size = SI_MC_UCODE_SIZE * 4;
1659                 mc2_req_size = VERDE_MC_UCODE_SIZE * 4;
1660                 smc_req_size = ALIGN(VERDE_SMC_UCODE_SIZE, 4);
1661                 break;
1662         case CHIP_OLAND:
1663                 chip_name = "OLAND";
1664                 new_chip_name = "oland";
1665                 pfp_req_size = SI_PFP_UCODE_SIZE * 4;
1666                 me_req_size = SI_PM4_UCODE_SIZE * 4;
1667                 ce_req_size = SI_CE_UCODE_SIZE * 4;
1668                 rlc_req_size = SI_RLC_UCODE_SIZE * 4;
1669                 mc_req_size = mc2_req_size = OLAND_MC_UCODE_SIZE * 4;
1670                 smc_req_size = ALIGN(OLAND_SMC_UCODE_SIZE, 4);
1671                 break;
1672         case CHIP_HAINAN:
1673                 chip_name = "HAINAN";
1674                 new_chip_name = "hainan";
1675                 pfp_req_size = SI_PFP_UCODE_SIZE * 4;
1676                 me_req_size = SI_PM4_UCODE_SIZE * 4;
1677                 ce_req_size = SI_CE_UCODE_SIZE * 4;
1678                 rlc_req_size = SI_RLC_UCODE_SIZE * 4;
1679                 mc_req_size = mc2_req_size = OLAND_MC_UCODE_SIZE * 4;
1680                 smc_req_size = ALIGN(HAINAN_SMC_UCODE_SIZE, 4);
1681                 break;
1682         default: BUG();
1683         }
1684
1685         DRM_INFO("Loading %s Microcode\n", new_chip_name);
1686
1687         snprintf(fw_name, sizeof(fw_name), "radeon/%s_pfp.bin", new_chip_name);
1688         err = request_firmware(&rdev->pfp_fw, fw_name, rdev->dev);
1689         if (err) {
1690                 snprintf(fw_name, sizeof(fw_name), "radeon/%s_pfp.bin", chip_name);
1691                 err = request_firmware(&rdev->pfp_fw, fw_name, rdev->dev);
1692                 if (err)
1693                         goto out;
1694                 if (rdev->pfp_fw->size != pfp_req_size) {
1695                         printk(KERN_ERR
1696                                "si_cp: Bogus length %zu in firmware \"%s\"\n",
1697                                rdev->pfp_fw->size, fw_name);
1698                         err = -EINVAL;
1699                         goto out;
1700                 }
1701         } else {
1702                 err = radeon_ucode_validate(rdev->pfp_fw);
1703                 if (err) {
1704                         printk(KERN_ERR
1705                                "si_cp: validation failed for firmware \"%s\"\n",
1706                                fw_name);
1707                         goto out;
1708                 } else {
1709                         new_fw++;
1710                 }
1711         }
1712
1713         snprintf(fw_name, sizeof(fw_name), "radeon/%s_me.bin", new_chip_name);
1714         err = request_firmware(&rdev->me_fw, fw_name, rdev->dev);
1715         if (err) {
1716                 snprintf(fw_name, sizeof(fw_name), "radeon/%s_me.bin", chip_name);
1717                 err = request_firmware(&rdev->me_fw, fw_name, rdev->dev);
1718                 if (err)
1719                         goto out;
1720                 if (rdev->me_fw->size != me_req_size) {
1721                         printk(KERN_ERR
1722                                "si_cp: Bogus length %zu in firmware \"%s\"\n",
1723                                rdev->me_fw->size, fw_name);
1724                         err = -EINVAL;
1725                 }
1726         } else {
1727                 err = radeon_ucode_validate(rdev->me_fw);
1728                 if (err) {
1729                         printk(KERN_ERR
1730                                "si_cp: validation failed for firmware \"%s\"\n",
1731                                fw_name);
1732                         goto out;
1733                 } else {
1734                         new_fw++;
1735                 }
1736         }
1737
1738         snprintf(fw_name, sizeof(fw_name), "radeon/%s_ce.bin", new_chip_name);
1739         err = request_firmware(&rdev->ce_fw, fw_name, rdev->dev);
1740         if (err) {
1741                 snprintf(fw_name, sizeof(fw_name), "radeon/%s_ce.bin", chip_name);
1742                 err = request_firmware(&rdev->ce_fw, fw_name, rdev->dev);
1743                 if (err)
1744                         goto out;
1745                 if (rdev->ce_fw->size != ce_req_size) {
1746                         printk(KERN_ERR
1747                                "si_cp: Bogus length %zu in firmware \"%s\"\n",
1748                                rdev->ce_fw->size, fw_name);
1749                         err = -EINVAL;
1750                 }
1751         } else {
1752                 err = radeon_ucode_validate(rdev->ce_fw);
1753                 if (err) {
1754                         printk(KERN_ERR
1755                                "si_cp: validation failed for firmware \"%s\"\n",
1756                                fw_name);
1757                         goto out;
1758                 } else {
1759                         new_fw++;
1760                 }
1761         }
1762
1763         snprintf(fw_name, sizeof(fw_name), "radeon/%s_rlc.bin", new_chip_name);
1764         err = request_firmware(&rdev->rlc_fw, fw_name, rdev->dev);
1765         if (err) {
1766                 snprintf(fw_name, sizeof(fw_name), "radeon/%s_rlc.bin", chip_name);
1767                 err = request_firmware(&rdev->rlc_fw, fw_name, rdev->dev);
1768                 if (err)
1769                         goto out;
1770                 if (rdev->rlc_fw->size != rlc_req_size) {
1771                         printk(KERN_ERR
1772                                "si_rlc: Bogus length %zu in firmware \"%s\"\n",
1773                                rdev->rlc_fw->size, fw_name);
1774                         err = -EINVAL;
1775                 }
1776         } else {
1777                 err = radeon_ucode_validate(rdev->rlc_fw);
1778                 if (err) {
1779                         printk(KERN_ERR
1780                                "si_cp: validation failed for firmware \"%s\"\n",
1781                                fw_name);
1782                         goto out;
1783                 } else {
1784                         new_fw++;
1785                 }
1786         }
1787
1788         snprintf(fw_name, sizeof(fw_name), "radeon/%s_mc.bin", new_chip_name);
1789         err = request_firmware(&rdev->mc_fw, fw_name, rdev->dev);
1790         if (err) {
1791                 snprintf(fw_name, sizeof(fw_name), "radeon/%s_mc2.bin", chip_name);
1792                 err = request_firmware(&rdev->mc_fw, fw_name, rdev->dev);
1793                 if (err) {
1794                         snprintf(fw_name, sizeof(fw_name), "radeon/%s_mc.bin", chip_name);
1795                         err = request_firmware(&rdev->mc_fw, fw_name, rdev->dev);
1796                         if (err)
1797                                 goto out;
1798                 }
1799                 if ((rdev->mc_fw->size != mc_req_size) &&
1800                     (rdev->mc_fw->size != mc2_req_size)) {
1801                         printk(KERN_ERR
1802                                "si_mc: Bogus length %zu in firmware \"%s\"\n",
1803                                rdev->mc_fw->size, fw_name);
1804                         err = -EINVAL;
1805                 }
1806                 DRM_INFO("%s: %zu bytes\n", fw_name, rdev->mc_fw->size);
1807         } else {
1808                 err = radeon_ucode_validate(rdev->mc_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_smc.bin", new_chip_name);
1820         err = request_firmware(&rdev->smc_fw, fw_name, rdev->dev);
1821         if (err) {
1822                 snprintf(fw_name, sizeof(fw_name), "radeon/%s_smc.bin", chip_name);
1823                 err = request_firmware(&rdev->smc_fw, fw_name, rdev->dev);
1824                 if (err) {
1825                         printk(KERN_ERR
1826                                "smc: error loading firmware \"%s\"\n",
1827                                fw_name);
1828                         release_firmware(rdev->smc_fw);
1829                         rdev->smc_fw = NULL;
1830                         err = 0;
1831                 } else if (rdev->smc_fw->size != smc_req_size) {
1832                         printk(KERN_ERR
1833                                "si_smc: Bogus length %zu in firmware \"%s\"\n",
1834                                rdev->smc_fw->size, fw_name);
1835                         err = -EINVAL;
1836                 }
1837         } else {
1838                 err = radeon_ucode_validate(rdev->smc_fw);
1839                 if (err) {
1840                         printk(KERN_ERR
1841                                "si_cp: validation failed for firmware \"%s\"\n",
1842                                fw_name);
1843                         goto out;
1844                 } else {
1845                         new_fw++;
1846                 }
1847         }
1848
1849         if (new_fw == 0) {
1850                 rdev->new_fw = false;
1851         } else if (new_fw < 6) {
1852                 printk(KERN_ERR "si_fw: mixing new and old firmware!\n");
1853                 err = -EINVAL;
1854         } else {
1855                 rdev->new_fw = true;
1856         }
1857 out:
1858         if (err) {
1859                 if (err != -EINVAL)
1860                         printk(KERN_ERR
1861                                "si_cp: Failed to load firmware \"%s\"\n",
1862                                fw_name);
1863                 release_firmware(rdev->pfp_fw);
1864                 rdev->pfp_fw = NULL;
1865                 release_firmware(rdev->me_fw);
1866                 rdev->me_fw = NULL;
1867                 release_firmware(rdev->ce_fw);
1868                 rdev->ce_fw = NULL;
1869                 release_firmware(rdev->rlc_fw);
1870                 rdev->rlc_fw = NULL;
1871                 release_firmware(rdev->mc_fw);
1872                 rdev->mc_fw = NULL;
1873                 release_firmware(rdev->smc_fw);
1874                 rdev->smc_fw = NULL;
1875         }
1876         return err;
1877 }
1878
1879 /* watermark setup */
1880 static u32 dce6_line_buffer_adjust(struct radeon_device *rdev,
1881                                    struct radeon_crtc *radeon_crtc,
1882                                    struct drm_display_mode *mode,
1883                                    struct drm_display_mode *other_mode)
1884 {
1885         u32 tmp, buffer_alloc, i;
1886         u32 pipe_offset = radeon_crtc->crtc_id * 0x20;
1887         /*
1888          * Line Buffer Setup
1889          * There are 3 line buffers, each one shared by 2 display controllers.
1890          * DC_LB_MEMORY_SPLIT controls how that line buffer is shared between
1891          * the display controllers.  The paritioning is done via one of four
1892          * preset allocations specified in bits 21:20:
1893          *  0 - half lb
1894          *  2 - whole lb, other crtc must be disabled
1895          */
1896         /* this can get tricky if we have two large displays on a paired group
1897          * of crtcs.  Ideally for multiple large displays we'd assign them to
1898          * non-linked crtcs for maximum line buffer allocation.
1899          */
1900         if (radeon_crtc->base.enabled && mode) {
1901                 if (other_mode) {
1902                         tmp = 0; /* 1/2 */
1903                         buffer_alloc = 1;
1904                 } else {
1905                         tmp = 2; /* whole */
1906                         buffer_alloc = 2;
1907                 }
1908         } else {
1909                 tmp = 0;
1910                 buffer_alloc = 0;
1911         }
1912
1913         WREG32(DC_LB_MEMORY_SPLIT + radeon_crtc->crtc_offset,
1914                DC_LB_MEMORY_CONFIG(tmp));
1915
1916         WREG32(PIPE0_DMIF_BUFFER_CONTROL + pipe_offset,
1917                DMIF_BUFFERS_ALLOCATED(buffer_alloc));
1918         for (i = 0; i < rdev->usec_timeout; i++) {
1919                 if (RREG32(PIPE0_DMIF_BUFFER_CONTROL + pipe_offset) &
1920                     DMIF_BUFFERS_ALLOCATED_COMPLETED)
1921                         break;
1922                 udelay(1);
1923         }
1924
1925         if (radeon_crtc->base.enabled && mode) {
1926                 switch (tmp) {
1927                 case 0:
1928                 default:
1929                         return 4096 * 2;
1930                 case 2:
1931                         return 8192 * 2;
1932                 }
1933         }
1934
1935         /* controller not enabled, so no lb used */
1936         return 0;
1937 }
1938
1939 static u32 si_get_number_of_dram_channels(struct radeon_device *rdev)
1940 {
1941         u32 tmp = RREG32(MC_SHARED_CHMAP);
1942
1943         switch ((tmp & NOOFCHAN_MASK) >> NOOFCHAN_SHIFT) {
1944         case 0:
1945         default:
1946                 return 1;
1947         case 1:
1948                 return 2;
1949         case 2:
1950                 return 4;
1951         case 3:
1952                 return 8;
1953         case 4:
1954                 return 3;
1955         case 5:
1956                 return 6;
1957         case 6:
1958                 return 10;
1959         case 7:
1960                 return 12;
1961         case 8:
1962                 return 16;
1963         }
1964 }
1965
1966 struct dce6_wm_params {
1967         u32 dram_channels; /* number of dram channels */
1968         u32 yclk;          /* bandwidth per dram data pin in kHz */
1969         u32 sclk;          /* engine clock in kHz */
1970         u32 disp_clk;      /* display clock in kHz */
1971         u32 src_width;     /* viewport width */
1972         u32 active_time;   /* active display time in ns */
1973         u32 blank_time;    /* blank time in ns */
1974         bool interlaced;    /* mode is interlaced */
1975         fixed20_12 vsc;    /* vertical scale ratio */
1976         u32 num_heads;     /* number of active crtcs */
1977         u32 bytes_per_pixel; /* bytes per pixel display + overlay */
1978         u32 lb_size;       /* line buffer allocated to pipe */
1979         u32 vtaps;         /* vertical scaler taps */
1980 };
1981
1982 static u32 dce6_dram_bandwidth(struct dce6_wm_params *wm)
1983 {
1984         /* Calculate raw DRAM Bandwidth */
1985         fixed20_12 dram_efficiency; /* 0.7 */
1986         fixed20_12 yclk, dram_channels, bandwidth;
1987         fixed20_12 a;
1988
1989         a.full = dfixed_const(1000);
1990         yclk.full = dfixed_const(wm->yclk);
1991         yclk.full = dfixed_div(yclk, a);
1992         dram_channels.full = dfixed_const(wm->dram_channels * 4);
1993         a.full = dfixed_const(10);
1994         dram_efficiency.full = dfixed_const(7);
1995         dram_efficiency.full = dfixed_div(dram_efficiency, a);
1996         bandwidth.full = dfixed_mul(dram_channels, yclk);
1997         bandwidth.full = dfixed_mul(bandwidth, dram_efficiency);
1998
1999         return dfixed_trunc(bandwidth);
2000 }
2001
2002 static u32 dce6_dram_bandwidth_for_display(struct dce6_wm_params *wm)
2003 {
2004         /* Calculate DRAM Bandwidth and the part allocated to display. */
2005         fixed20_12 disp_dram_allocation; /* 0.3 to 0.7 */
2006         fixed20_12 yclk, dram_channels, bandwidth;
2007         fixed20_12 a;
2008
2009         a.full = dfixed_const(1000);
2010         yclk.full = dfixed_const(wm->yclk);
2011         yclk.full = dfixed_div(yclk, a);
2012         dram_channels.full = dfixed_const(wm->dram_channels * 4);
2013         a.full = dfixed_const(10);
2014         disp_dram_allocation.full = dfixed_const(3); /* XXX worse case value 0.3 */
2015         disp_dram_allocation.full = dfixed_div(disp_dram_allocation, a);
2016         bandwidth.full = dfixed_mul(dram_channels, yclk);
2017         bandwidth.full = dfixed_mul(bandwidth, disp_dram_allocation);
2018
2019         return dfixed_trunc(bandwidth);
2020 }
2021
2022 static u32 dce6_data_return_bandwidth(struct dce6_wm_params *wm)
2023 {
2024         /* Calculate the display Data return Bandwidth */
2025         fixed20_12 return_efficiency; /* 0.8 */
2026         fixed20_12 sclk, bandwidth;
2027         fixed20_12 a;
2028
2029         a.full = dfixed_const(1000);
2030         sclk.full = dfixed_const(wm->sclk);
2031         sclk.full = dfixed_div(sclk, a);
2032         a.full = dfixed_const(10);
2033         return_efficiency.full = dfixed_const(8);
2034         return_efficiency.full = dfixed_div(return_efficiency, a);
2035         a.full = dfixed_const(32);
2036         bandwidth.full = dfixed_mul(a, sclk);
2037         bandwidth.full = dfixed_mul(bandwidth, return_efficiency);
2038
2039         return dfixed_trunc(bandwidth);
2040 }
2041
2042 static u32 dce6_get_dmif_bytes_per_request(struct dce6_wm_params *wm)
2043 {
2044         return 32;
2045 }
2046
2047 static u32 dce6_dmif_request_bandwidth(struct dce6_wm_params *wm)
2048 {
2049         /* Calculate the DMIF Request Bandwidth */
2050         fixed20_12 disp_clk_request_efficiency; /* 0.8 */
2051         fixed20_12 disp_clk, sclk, bandwidth;
2052         fixed20_12 a, b1, b2;
2053         u32 min_bandwidth;
2054
2055         a.full = dfixed_const(1000);
2056         disp_clk.full = dfixed_const(wm->disp_clk);
2057         disp_clk.full = dfixed_div(disp_clk, a);
2058         a.full = dfixed_const(dce6_get_dmif_bytes_per_request(wm) / 2);
2059         b1.full = dfixed_mul(a, disp_clk);
2060
2061         a.full = dfixed_const(1000);
2062         sclk.full = dfixed_const(wm->sclk);
2063         sclk.full = dfixed_div(sclk, a);
2064         a.full = dfixed_const(dce6_get_dmif_bytes_per_request(wm));
2065         b2.full = dfixed_mul(a, sclk);
2066
2067         a.full = dfixed_const(10);
2068         disp_clk_request_efficiency.full = dfixed_const(8);
2069         disp_clk_request_efficiency.full = dfixed_div(disp_clk_request_efficiency, a);
2070
2071         min_bandwidth = min(dfixed_trunc(b1), dfixed_trunc(b2));
2072
2073         a.full = dfixed_const(min_bandwidth);
2074         bandwidth.full = dfixed_mul(a, disp_clk_request_efficiency);
2075
2076         return dfixed_trunc(bandwidth);
2077 }
2078
2079 static u32 dce6_available_bandwidth(struct dce6_wm_params *wm)
2080 {
2081         /* Calculate the Available bandwidth. Display can use this temporarily but not in average. */
2082         u32 dram_bandwidth = dce6_dram_bandwidth(wm);
2083         u32 data_return_bandwidth = dce6_data_return_bandwidth(wm);
2084         u32 dmif_req_bandwidth = dce6_dmif_request_bandwidth(wm);
2085
2086         return min(dram_bandwidth, min(data_return_bandwidth, dmif_req_bandwidth));
2087 }
2088
2089 static u32 dce6_average_bandwidth(struct dce6_wm_params *wm)
2090 {
2091         /* Calculate the display mode Average Bandwidth
2092          * DisplayMode should contain the source and destination dimensions,
2093          * timing, etc.
2094          */
2095         fixed20_12 bpp;
2096         fixed20_12 line_time;
2097         fixed20_12 src_width;
2098         fixed20_12 bandwidth;
2099         fixed20_12 a;
2100
2101         a.full = dfixed_const(1000);
2102         line_time.full = dfixed_const(wm->active_time + wm->blank_time);
2103         line_time.full = dfixed_div(line_time, a);
2104         bpp.full = dfixed_const(wm->bytes_per_pixel);
2105         src_width.full = dfixed_const(wm->src_width);
2106         bandwidth.full = dfixed_mul(src_width, bpp);
2107         bandwidth.full = dfixed_mul(bandwidth, wm->vsc);
2108         bandwidth.full = dfixed_div(bandwidth, line_time);
2109
2110         return dfixed_trunc(bandwidth);
2111 }
2112
2113 static u32 dce6_latency_watermark(struct dce6_wm_params *wm)
2114 {
2115         /* First calcualte the latency in ns */
2116         u32 mc_latency = 2000; /* 2000 ns. */
2117         u32 available_bandwidth = dce6_available_bandwidth(wm);
2118         u32 worst_chunk_return_time = (512 * 8 * 1000) / available_bandwidth;
2119         u32 cursor_line_pair_return_time = (128 * 4 * 1000) / available_bandwidth;
2120         u32 dc_latency = 40000000 / wm->disp_clk; /* dc pipe latency */
2121         u32 other_heads_data_return_time = ((wm->num_heads + 1) * worst_chunk_return_time) +
2122                 (wm->num_heads * cursor_line_pair_return_time);
2123         u32 latency = mc_latency + other_heads_data_return_time + dc_latency;
2124         u32 max_src_lines_per_dst_line, lb_fill_bw, line_fill_time;
2125         u32 tmp, dmif_size = 12288;
2126         fixed20_12 a, b, c;
2127
2128         if (wm->num_heads == 0)
2129                 return 0;
2130
2131         a.full = dfixed_const(2);
2132         b.full = dfixed_const(1);
2133         if ((wm->vsc.full > a.full) ||
2134             ((wm->vsc.full > b.full) && (wm->vtaps >= 3)) ||
2135             (wm->vtaps >= 5) ||
2136             ((wm->vsc.full >= a.full) && wm->interlaced))
2137                 max_src_lines_per_dst_line = 4;
2138         else
2139                 max_src_lines_per_dst_line = 2;
2140
2141         a.full = dfixed_const(available_bandwidth);
2142         b.full = dfixed_const(wm->num_heads);
2143         a.full = dfixed_div(a, b);
2144
2145         b.full = dfixed_const(mc_latency + 512);
2146         c.full = dfixed_const(wm->disp_clk);
2147         b.full = dfixed_div(b, c);
2148
2149         c.full = dfixed_const(dmif_size);
2150         b.full = dfixed_div(c, b);
2151
2152         tmp = min(dfixed_trunc(a), dfixed_trunc(b));
2153
2154         b.full = dfixed_const(1000);
2155         c.full = dfixed_const(wm->disp_clk);
2156         b.full = dfixed_div(c, b);
2157         c.full = dfixed_const(wm->bytes_per_pixel);
2158         b.full = dfixed_mul(b, c);
2159
2160         lb_fill_bw = min(tmp, dfixed_trunc(b));
2161
2162         a.full = dfixed_const(max_src_lines_per_dst_line * wm->src_width * wm->bytes_per_pixel);
2163         b.full = dfixed_const(1000);
2164         c.full = dfixed_const(lb_fill_bw);
2165         b.full = dfixed_div(c, b);
2166         a.full = dfixed_div(a, b);
2167         line_fill_time = dfixed_trunc(a);
2168
2169         if (line_fill_time < wm->active_time)
2170                 return latency;
2171         else
2172                 return latency + (line_fill_time - wm->active_time);
2173
2174 }
2175
2176 static bool dce6_average_bandwidth_vs_dram_bandwidth_for_display(struct dce6_wm_params *wm)
2177 {
2178         if (dce6_average_bandwidth(wm) <=
2179             (dce6_dram_bandwidth_for_display(wm) / wm->num_heads))
2180                 return true;
2181         else
2182                 return false;
2183 };
2184
2185 static bool dce6_average_bandwidth_vs_available_bandwidth(struct dce6_wm_params *wm)
2186 {
2187         if (dce6_average_bandwidth(wm) <=
2188             (dce6_available_bandwidth(wm) / wm->num_heads))
2189                 return true;
2190         else
2191                 return false;
2192 };
2193
2194 static bool dce6_check_latency_hiding(struct dce6_wm_params *wm)
2195 {
2196         u32 lb_partitions = wm->lb_size / wm->src_width;
2197         u32 line_time = wm->active_time + wm->blank_time;
2198         u32 latency_tolerant_lines;
2199         u32 latency_hiding;
2200         fixed20_12 a;
2201
2202         a.full = dfixed_const(1);
2203         if (wm->vsc.full > a.full)
2204                 latency_tolerant_lines = 1;
2205         else {
2206                 if (lb_partitions <= (wm->vtaps + 1))
2207                         latency_tolerant_lines = 1;
2208                 else
2209                         latency_tolerant_lines = 2;
2210         }
2211
2212         latency_hiding = (latency_tolerant_lines * line_time + wm->blank_time);
2213
2214         if (dce6_latency_watermark(wm) <= latency_hiding)
2215                 return true;
2216         else
2217                 return false;
2218 }
2219
2220 static void dce6_program_watermarks(struct radeon_device *rdev,
2221                                          struct radeon_crtc *radeon_crtc,
2222                                          u32 lb_size, u32 num_heads)
2223 {
2224         struct drm_display_mode *mode = &radeon_crtc->base.mode;
2225         struct dce6_wm_params wm_low, wm_high;
2226         u32 dram_channels;
2227         u32 pixel_period;
2228         u32 line_time = 0;
2229         u32 latency_watermark_a = 0, latency_watermark_b = 0;
2230         u32 priority_a_mark = 0, priority_b_mark = 0;
2231         u32 priority_a_cnt = PRIORITY_OFF;
2232         u32 priority_b_cnt = PRIORITY_OFF;
2233         u32 tmp, arb_control3;
2234         fixed20_12 a, b, c;
2235
2236         if (radeon_crtc->base.enabled && num_heads && mode) {
2237                 pixel_period = 1000000 / (u32)mode->clock;
2238                 line_time = min((u32)mode->crtc_htotal * pixel_period, (u32)65535);
2239                 priority_a_cnt = 0;
2240                 priority_b_cnt = 0;
2241
2242                 if (rdev->family == CHIP_ARUBA)
2243                         dram_channels = evergreen_get_number_of_dram_channels(rdev);
2244                 else
2245                         dram_channels = si_get_number_of_dram_channels(rdev);
2246
2247                 /* watermark for high clocks */
2248                 if ((rdev->pm.pm_method == PM_METHOD_DPM) && rdev->pm.dpm_enabled) {
2249                         wm_high.yclk =
2250                                 radeon_dpm_get_mclk(rdev, false) * 10;
2251                         wm_high.sclk =
2252                                 radeon_dpm_get_sclk(rdev, false) * 10;
2253                 } else {
2254                         wm_high.yclk = rdev->pm.current_mclk * 10;
2255                         wm_high.sclk = rdev->pm.current_sclk * 10;
2256                 }
2257
2258                 wm_high.disp_clk = mode->clock;
2259                 wm_high.src_width = mode->crtc_hdisplay;
2260                 wm_high.active_time = mode->crtc_hdisplay * pixel_period;
2261                 wm_high.blank_time = line_time - wm_high.active_time;
2262                 wm_high.interlaced = false;
2263                 if (mode->flags & DRM_MODE_FLAG_INTERLACE)
2264                         wm_high.interlaced = true;
2265                 wm_high.vsc = radeon_crtc->vsc;
2266                 wm_high.vtaps = 1;
2267                 if (radeon_crtc->rmx_type != RMX_OFF)
2268                         wm_high.vtaps = 2;
2269                 wm_high.bytes_per_pixel = 4; /* XXX: get this from fb config */
2270                 wm_high.lb_size = lb_size;
2271                 wm_high.dram_channels = dram_channels;
2272                 wm_high.num_heads = num_heads;
2273
2274                 /* watermark for low clocks */
2275                 if ((rdev->pm.pm_method == PM_METHOD_DPM) && rdev->pm.dpm_enabled) {
2276                         wm_low.yclk =
2277                                 radeon_dpm_get_mclk(rdev, true) * 10;
2278                         wm_low.sclk =
2279                                 radeon_dpm_get_sclk(rdev, true) * 10;
2280                 } else {
2281                         wm_low.yclk = rdev->pm.current_mclk * 10;
2282                         wm_low.sclk = rdev->pm.current_sclk * 10;
2283                 }
2284
2285                 wm_low.disp_clk = mode->clock;
2286                 wm_low.src_width = mode->crtc_hdisplay;
2287                 wm_low.active_time = mode->crtc_hdisplay * pixel_period;
2288                 wm_low.blank_time = line_time - wm_low.active_time;
2289                 wm_low.interlaced = false;
2290                 if (mode->flags & DRM_MODE_FLAG_INTERLACE)
2291                         wm_low.interlaced = true;
2292                 wm_low.vsc = radeon_crtc->vsc;
2293                 wm_low.vtaps = 1;
2294                 if (radeon_crtc->rmx_type != RMX_OFF)
2295                         wm_low.vtaps = 2;
2296                 wm_low.bytes_per_pixel = 4; /* XXX: get this from fb config */
2297                 wm_low.lb_size = lb_size;
2298                 wm_low.dram_channels = dram_channels;
2299                 wm_low.num_heads = num_heads;
2300
2301                 /* set for high clocks */
2302                 latency_watermark_a = min(dce6_latency_watermark(&wm_high), (u32)65535);
2303                 /* set for low clocks */
2304                 latency_watermark_b = min(dce6_latency_watermark(&wm_low), (u32)65535);
2305
2306                 /* possibly force display priority to high */
2307                 /* should really do this at mode validation time... */
2308                 if (!dce6_average_bandwidth_vs_dram_bandwidth_for_display(&wm_high) ||
2309                     !dce6_average_bandwidth_vs_available_bandwidth(&wm_high) ||
2310                     !dce6_check_latency_hiding(&wm_high) ||
2311                     (rdev->disp_priority == 2)) {
2312                         DRM_DEBUG_KMS("force priority to high\n");
2313                         priority_a_cnt |= PRIORITY_ALWAYS_ON;
2314                         priority_b_cnt |= PRIORITY_ALWAYS_ON;
2315                 }
2316                 if (!dce6_average_bandwidth_vs_dram_bandwidth_for_display(&wm_low) ||
2317                     !dce6_average_bandwidth_vs_available_bandwidth(&wm_low) ||
2318                     !dce6_check_latency_hiding(&wm_low) ||
2319                     (rdev->disp_priority == 2)) {
2320                         DRM_DEBUG_KMS("force priority to high\n");
2321                         priority_a_cnt |= PRIORITY_ALWAYS_ON;
2322                         priority_b_cnt |= PRIORITY_ALWAYS_ON;
2323                 }
2324
2325                 a.full = dfixed_const(1000);
2326                 b.full = dfixed_const(mode->clock);
2327                 b.full = dfixed_div(b, a);
2328                 c.full = dfixed_const(latency_watermark_a);
2329                 c.full = dfixed_mul(c, b);
2330                 c.full = dfixed_mul(c, radeon_crtc->hsc);
2331                 c.full = dfixed_div(c, a);
2332                 a.full = dfixed_const(16);
2333                 c.full = dfixed_div(c, a);
2334                 priority_a_mark = dfixed_trunc(c);
2335                 priority_a_cnt |= priority_a_mark & PRIORITY_MARK_MASK;
2336
2337                 a.full = dfixed_const(1000);
2338                 b.full = dfixed_const(mode->clock);
2339                 b.full = dfixed_div(b, a);
2340                 c.full = dfixed_const(latency_watermark_b);
2341                 c.full = dfixed_mul(c, b);
2342                 c.full = dfixed_mul(c, radeon_crtc->hsc);
2343                 c.full = dfixed_div(c, a);
2344                 a.full = dfixed_const(16);
2345                 c.full = dfixed_div(c, a);
2346                 priority_b_mark = dfixed_trunc(c);
2347                 priority_b_cnt |= priority_b_mark & PRIORITY_MARK_MASK;
2348         }
2349
2350         /* select wm A */
2351         arb_control3 = RREG32(DPG_PIPE_ARBITRATION_CONTROL3 + radeon_crtc->crtc_offset);
2352         tmp = arb_control3;
2353         tmp &= ~LATENCY_WATERMARK_MASK(3);
2354         tmp |= LATENCY_WATERMARK_MASK(1);
2355         WREG32(DPG_PIPE_ARBITRATION_CONTROL3 + radeon_crtc->crtc_offset, tmp);
2356         WREG32(DPG_PIPE_LATENCY_CONTROL + radeon_crtc->crtc_offset,
2357                (LATENCY_LOW_WATERMARK(latency_watermark_a) |
2358                 LATENCY_HIGH_WATERMARK(line_time)));
2359         /* select wm B */
2360         tmp = RREG32(DPG_PIPE_ARBITRATION_CONTROL3 + radeon_crtc->crtc_offset);
2361         tmp &= ~LATENCY_WATERMARK_MASK(3);
2362         tmp |= LATENCY_WATERMARK_MASK(2);
2363         WREG32(DPG_PIPE_ARBITRATION_CONTROL3 + radeon_crtc->crtc_offset, tmp);
2364         WREG32(DPG_PIPE_LATENCY_CONTROL + radeon_crtc->crtc_offset,
2365                (LATENCY_LOW_WATERMARK(latency_watermark_b) |
2366                 LATENCY_HIGH_WATERMARK(line_time)));
2367         /* restore original selection */
2368         WREG32(DPG_PIPE_ARBITRATION_CONTROL3 + radeon_crtc->crtc_offset, arb_control3);
2369
2370         /* write the priority marks */
2371         WREG32(PRIORITY_A_CNT + radeon_crtc->crtc_offset, priority_a_cnt);
2372         WREG32(PRIORITY_B_CNT + radeon_crtc->crtc_offset, priority_b_cnt);
2373
2374         /* save values for DPM */
2375         radeon_crtc->line_time = line_time;
2376         radeon_crtc->wm_high = latency_watermark_a;
2377         radeon_crtc->wm_low = latency_watermark_b;
2378 }
2379
2380 void dce6_bandwidth_update(struct radeon_device *rdev)
2381 {
2382         struct drm_display_mode *mode0 = NULL;
2383         struct drm_display_mode *mode1 = NULL;
2384         u32 num_heads = 0, lb_size;
2385         int i;
2386
2387         if (!rdev->mode_info.mode_config_initialized)
2388                 return;
2389
2390         radeon_update_display_priority(rdev);
2391
2392         for (i = 0; i < rdev->num_crtc; i++) {
2393                 if (rdev->mode_info.crtcs[i]->base.enabled)
2394                         num_heads++;
2395         }
2396         for (i = 0; i < rdev->num_crtc; i += 2) {
2397                 mode0 = &rdev->mode_info.crtcs[i]->base.mode;
2398                 mode1 = &rdev->mode_info.crtcs[i+1]->base.mode;
2399                 lb_size = dce6_line_buffer_adjust(rdev, rdev->mode_info.crtcs[i], mode0, mode1);
2400                 dce6_program_watermarks(rdev, rdev->mode_info.crtcs[i], lb_size, num_heads);
2401                 lb_size = dce6_line_buffer_adjust(rdev, rdev->mode_info.crtcs[i+1], mode1, mode0);
2402                 dce6_program_watermarks(rdev, rdev->mode_info.crtcs[i+1], lb_size, num_heads);
2403         }
2404 }
2405
2406 /*
2407  * Core functions
2408  */
2409 static void si_tiling_mode_table_init(struct radeon_device *rdev)
2410 {
2411         const u32 num_tile_mode_states = 32;
2412         u32 reg_offset, gb_tile_moden, split_equal_to_row_size;
2413
2414         switch (rdev->config.si.mem_row_size_in_kb) {
2415         case 1:
2416                 split_equal_to_row_size = ADDR_SURF_TILE_SPLIT_1KB;
2417                 break;
2418         case 2:
2419         default:
2420                 split_equal_to_row_size = ADDR_SURF_TILE_SPLIT_2KB;
2421                 break;
2422         case 4:
2423                 split_equal_to_row_size = ADDR_SURF_TILE_SPLIT_4KB;
2424                 break;
2425         }
2426
2427         if ((rdev->family == CHIP_TAHITI) ||
2428             (rdev->family == CHIP_PITCAIRN)) {
2429                 for (reg_offset = 0; reg_offset < num_tile_mode_states; reg_offset++) {
2430                         switch (reg_offset) {
2431                         case 0:  /* non-AA compressed depth or any compressed stencil */
2432                                 gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) |
2433                                                  MICRO_TILE_MODE(ADDR_SURF_DEPTH_MICRO_TILING) |
2434                                                  PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) |
2435                                                  TILE_SPLIT(ADDR_SURF_TILE_SPLIT_64B) |
2436                                                  NUM_BANKS(ADDR_SURF_16_BANK) |
2437                                                  BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) |
2438                                                  BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_4) |
2439                                                  MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2));
2440                                 break;
2441                         case 1:  /* 2xAA/4xAA compressed depth only */
2442                                 gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) |
2443                                                  MICRO_TILE_MODE(ADDR_SURF_DEPTH_MICRO_TILING) |
2444                                                  PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) |
2445                                                  TILE_SPLIT(ADDR_SURF_TILE_SPLIT_128B) |
2446                                                  NUM_BANKS(ADDR_SURF_16_BANK) |
2447                                                  BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) |
2448                                                  BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_4) |
2449                                                  MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2));
2450                                 break;
2451                         case 2:  /* 8xAA compressed depth only */
2452                                 gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) |
2453                                                  MICRO_TILE_MODE(ADDR_SURF_DEPTH_MICRO_TILING) |
2454                                                  PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) |
2455                                                  TILE_SPLIT(ADDR_SURF_TILE_SPLIT_256B) |
2456                                                  NUM_BANKS(ADDR_SURF_16_BANK) |
2457                                                  BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) |
2458                                                  BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_4) |
2459                                                  MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2));
2460                                 break;
2461                         case 3:  /* 2xAA/4xAA compressed depth with stencil (for depth buffer) */
2462                                 gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) |
2463                                                  MICRO_TILE_MODE(ADDR_SURF_DEPTH_MICRO_TILING) |
2464                                                  PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) |
2465                                                  TILE_SPLIT(ADDR_SURF_TILE_SPLIT_128B) |
2466                                                  NUM_BANKS(ADDR_SURF_16_BANK) |
2467                                                  BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) |
2468                                                  BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_4) |
2469                                                  MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2));
2470                                 break;
2471                         case 4:  /* Maps w/ a dimension less than the 2D macro-tile dimensions (for mipmapped depth textures) */
2472                                 gb_tile_moden = (ARRAY_MODE(ARRAY_1D_TILED_THIN1) |
2473                                                  MICRO_TILE_MODE(ADDR_SURF_DEPTH_MICRO_TILING) |
2474                                                  PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) |
2475                                                  TILE_SPLIT(ADDR_SURF_TILE_SPLIT_64B) |
2476                                                  NUM_BANKS(ADDR_SURF_16_BANK) |
2477                                                  BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) |
2478                                                  BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_2) |
2479                                                  MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2));
2480                                 break;
2481                         case 5:  /* Uncompressed 16bpp depth - and stencil buffer allocated with it */
2482                                 gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) |
2483                                                  MICRO_TILE_MODE(ADDR_SURF_DEPTH_MICRO_TILING) |
2484                                                  PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) |
2485                                                  TILE_SPLIT(split_equal_to_row_size) |
2486                                                  NUM_BANKS(ADDR_SURF_16_BANK) |
2487                                                  BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) |
2488                                                  BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_2) |
2489                                                  MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2));
2490                                 break;
2491                         case 6:  /* Uncompressed 32bpp depth - and stencil buffer allocated with it */
2492                                 gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) |
2493                                                  MICRO_TILE_MODE(ADDR_SURF_DEPTH_MICRO_TILING) |
2494                                                  PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) |
2495                                                  TILE_SPLIT(split_equal_to_row_size) |
2496                                                  NUM_BANKS(ADDR_SURF_16_BANK) |
2497                                                  BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) |
2498                                                  BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_1) |
2499                                                  MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_1));
2500                                 break;
2501                         case 7:  /* Uncompressed 8bpp stencil without depth (drivers typically do not use) */
2502                                 gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) |
2503                                                  MICRO_TILE_MODE(ADDR_SURF_DEPTH_MICRO_TILING) |
2504                                                  PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) |
2505                                                  TILE_SPLIT(split_equal_to_row_size) |
2506                                                  NUM_BANKS(ADDR_SURF_16_BANK) |
2507                                                  BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) |
2508                                                  BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_4) |
2509                                                  MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2));
2510                                 break;
2511                         case 8:  /* 1D and 1D Array Surfaces */
2512                                 gb_tile_moden = (ARRAY_MODE(ARRAY_LINEAR_ALIGNED) |
2513                                                  MICRO_TILE_MODE(ADDR_SURF_DISPLAY_MICRO_TILING) |
2514                                                  PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) |
2515                                                  TILE_SPLIT(ADDR_SURF_TILE_SPLIT_64B) |
2516                                                  NUM_BANKS(ADDR_SURF_16_BANK) |
2517                                                  BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) |
2518                                                  BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_2) |
2519                                                  MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2));
2520                                 break;
2521                         case 9:  /* Displayable maps. */
2522                                 gb_tile_moden = (ARRAY_MODE(ARRAY_1D_TILED_THIN1) |
2523                                                  MICRO_TILE_MODE(ADDR_SURF_DISPLAY_MICRO_TILING) |
2524                                                  PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) |
2525                                                  TILE_SPLIT(ADDR_SURF_TILE_SPLIT_64B) |
2526                                                  NUM_BANKS(ADDR_SURF_16_BANK) |
2527                                                  BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) |
2528                                                  BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_2) |
2529                                                  MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2));
2530                                 break;
2531                         case 10:  /* Display 8bpp. */
2532                                 gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) |
2533                                                  MICRO_TILE_MODE(ADDR_SURF_DISPLAY_MICRO_TILING) |
2534                                                  PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) |
2535                                                  TILE_SPLIT(ADDR_SURF_TILE_SPLIT_256B) |
2536                                                  NUM_BANKS(ADDR_SURF_16_BANK) |
2537                                                  BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) |
2538                                                  BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_4) |
2539                                                  MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2));
2540                                 break;
2541                         case 11:  /* Display 16bpp. */
2542                                 gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) |
2543                                                  MICRO_TILE_MODE(ADDR_SURF_DISPLAY_MICRO_TILING) |
2544                                                  PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) |
2545                                                  TILE_SPLIT(ADDR_SURF_TILE_SPLIT_256B) |
2546                                                  NUM_BANKS(ADDR_SURF_16_BANK) |
2547                                                  BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) |
2548                                                  BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_2) |
2549                                                  MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2));
2550                                 break;
2551                         case 12:  /* Display 32bpp. */
2552                                 gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) |
2553                                                  MICRO_TILE_MODE(ADDR_SURF_DISPLAY_MICRO_TILING) |
2554                                                  PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) |
2555                                                  TILE_SPLIT(ADDR_SURF_TILE_SPLIT_512B) |
2556                                                  NUM_BANKS(ADDR_SURF_16_BANK) |
2557                                                  BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) |
2558                                                  BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_1) |
2559                                                  MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_1));
2560                                 break;
2561                         case 13:  /* Thin. */
2562                                 gb_tile_moden = (ARRAY_MODE(ARRAY_1D_TILED_THIN1) |
2563                                                  MICRO_TILE_MODE(ADDR_SURF_THIN_MICRO_TILING) |
2564                                                  PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) |
2565                                                  TILE_SPLIT(ADDR_SURF_TILE_SPLIT_64B) |
2566                                                  NUM_BANKS(ADDR_SURF_16_BANK) |
2567                                                  BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) |
2568                                                  BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_2) |
2569                                                  MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2));
2570                                 break;
2571                         case 14:  /* Thin 8 bpp. */
2572                                 gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) |
2573                                                  MICRO_TILE_MODE(ADDR_SURF_THIN_MICRO_TILING) |
2574                                                  PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) |
2575                                                  TILE_SPLIT(ADDR_SURF_TILE_SPLIT_256B) |
2576                                                  NUM_BANKS(ADDR_SURF_16_BANK) |
2577                                                  BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) |
2578                                                  BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_4) |
2579                                                  MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_1));
2580                                 break;
2581                         case 15:  /* Thin 16 bpp. */
2582                                 gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) |
2583                                                  MICRO_TILE_MODE(ADDR_SURF_THIN_MICRO_TILING) |
2584                                                  PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) |
2585                                                  TILE_SPLIT(ADDR_SURF_TILE_SPLIT_256B) |
2586                                                  NUM_BANKS(ADDR_SURF_16_BANK) |
2587                                                  BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) |
2588                                                  BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_2) |
2589                                                  MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_1));
2590                                 break;
2591                         case 16:  /* Thin 32 bpp. */
2592                                 gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) |
2593                                                  MICRO_TILE_MODE(ADDR_SURF_THIN_MICRO_TILING) |
2594                                                  PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) |
2595                                                  TILE_SPLIT(ADDR_SURF_TILE_SPLIT_512B) |
2596                                                  NUM_BANKS(ADDR_SURF_16_BANK) |
2597                                                  BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) |
2598                                                  BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_1) |
2599                                                  MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_1));
2600                                 break;
2601                         case 17:  /* Thin 64 bpp. */
2602                                 gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) |
2603                                                  MICRO_TILE_MODE(ADDR_SURF_THIN_MICRO_TILING) |
2604                                                  PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) |
2605                                                  TILE_SPLIT(split_equal_to_row_size) |
2606                                                  NUM_BANKS(ADDR_SURF_16_BANK) |
2607                                                  BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) |
2608                                                  BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_1) |
2609                                                  MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_1));
2610                                 break;
2611                         case 21:  /* 8 bpp PRT. */
2612                                 gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) |
2613                                                  MICRO_TILE_MODE(ADDR_SURF_THIN_MICRO_TILING) |
2614                                                  PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) |
2615                                                  TILE_SPLIT(ADDR_SURF_TILE_SPLIT_256B) |
2616                                                  NUM_BANKS(ADDR_SURF_16_BANK) |
2617                                                  BANK_WIDTH(ADDR_SURF_BANK_WIDTH_2) |
2618                                                  BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_4) |
2619                                                  MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2));
2620                                 break;
2621                         case 22:  /* 16 bpp PRT */
2622                                 gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) |
2623                                                  MICRO_TILE_MODE(ADDR_SURF_THIN_MICRO_TILING) |
2624                                                  PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) |
2625                                                  TILE_SPLIT(ADDR_SURF_TILE_SPLIT_256B) |
2626                                                  NUM_BANKS(ADDR_SURF_16_BANK) |
2627                                                  BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) |
2628                                                  BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_4) |
2629                                                  MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_4));
2630                                 break;
2631                         case 23:  /* 32 bpp PRT */
2632                                 gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) |
2633                                                  MICRO_TILE_MODE(ADDR_SURF_THIN_MICRO_TILING) |
2634                                                  PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) |
2635                                                  TILE_SPLIT(ADDR_SURF_TILE_SPLIT_256B) |
2636                                                  NUM_BANKS(ADDR_SURF_16_BANK) |
2637                                                  BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) |
2638                                                  BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_2) |
2639                                                  MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2));
2640                                 break;
2641                         case 24:  /* 64 bpp PRT */
2642                                 gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) |
2643                                                  MICRO_TILE_MODE(ADDR_SURF_THIN_MICRO_TILING) |
2644                                                  PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) |
2645                                                  TILE_SPLIT(ADDR_SURF_TILE_SPLIT_512B) |
2646                                                  NUM_BANKS(ADDR_SURF_16_BANK) |
2647                                                  BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) |
2648                                                  BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_1) |
2649                                                  MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2));
2650                                 break;
2651                         case 25:  /* 128 bpp PRT */
2652                                 gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) |
2653                                                  MICRO_TILE_MODE(ADDR_SURF_THIN_MICRO_TILING) |
2654                                                  PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) |
2655                                                  TILE_SPLIT(ADDR_SURF_TILE_SPLIT_1KB) |
2656                                                  NUM_BANKS(ADDR_SURF_8_BANK) |
2657                                                  BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) |
2658                                                  BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_1) |
2659                                                  MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_1));
2660                                 break;
2661                         default:
2662                                 gb_tile_moden = 0;
2663                                 break;
2664                         }
2665                         rdev->config.si.tile_mode_array[reg_offset] = gb_tile_moden;
2666                         WREG32(GB_TILE_MODE0 + (reg_offset * 4), gb_tile_moden);
2667                 }
2668         } else if ((rdev->family == CHIP_VERDE) ||
2669                    (rdev->family == CHIP_OLAND) ||
2670                    (rdev->family == CHIP_HAINAN)) {
2671                 for (reg_offset = 0; reg_offset < num_tile_mode_states; reg_offset++) {
2672                         switch (reg_offset) {
2673                         case 0:  /* non-AA compressed depth or any compressed stencil */
2674                                 gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) |
2675                                                  MICRO_TILE_MODE(ADDR_SURF_DEPTH_MICRO_TILING) |
2676                                                  PIPE_CONFIG(ADDR_SURF_P4_8x16) |
2677                                                  TILE_SPLIT(ADDR_SURF_TILE_SPLIT_64B) |
2678                                                  NUM_BANKS(ADDR_SURF_16_BANK) |
2679                                                  BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) |
2680                                                  BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_4) |
2681                                                  MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_4));
2682                                 break;
2683                         case 1:  /* 2xAA/4xAA compressed depth only */
2684                                 gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) |
2685                                                  MICRO_TILE_MODE(ADDR_SURF_DEPTH_MICRO_TILING) |
2686                                                  PIPE_CONFIG(ADDR_SURF_P4_8x16) |
2687                                                  TILE_SPLIT(ADDR_SURF_TILE_SPLIT_128B) |
2688                                                  NUM_BANKS(ADDR_SURF_16_BANK) |
2689                                                  BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) |
2690                                                  BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_4) |
2691                                                  MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_4));
2692                                 break;
2693                         case 2:  /* 8xAA compressed depth only */
2694                                 gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) |
2695                                                  MICRO_TILE_MODE(ADDR_SURF_DEPTH_MICRO_TILING) |
2696                                                  PIPE_CONFIG(ADDR_SURF_P4_8x16) |
2697                                                  TILE_SPLIT(ADDR_SURF_TILE_SPLIT_256B) |
2698                                                  NUM_BANKS(ADDR_SURF_16_BANK) |
2699                                                  BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) |
2700                                                  BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_4) |
2701                                                  MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_4));
2702                                 break;
2703                         case 3:  /* 2xAA/4xAA compressed depth with stencil (for depth buffer) */
2704                                 gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) |
2705                                                  MICRO_TILE_MODE(ADDR_SURF_DEPTH_MICRO_TILING) |
2706                                                  PIPE_CONFIG(ADDR_SURF_P4_8x16) |
2707                                                  TILE_SPLIT(ADDR_SURF_TILE_SPLIT_128B) |
2708                                                  NUM_BANKS(ADDR_SURF_16_BANK) |
2709                                                  BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) |
2710                                                  BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_4) |
2711                                                  MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_4));
2712                                 break;
2713                         case 4:  /* Maps w/ a dimension less than the 2D macro-tile dimensions (for mipmapped depth textures) */
2714                                 gb_tile_moden = (ARRAY_MODE(ARRAY_1D_TILED_THIN1) |
2715                                                  MICRO_TILE_MODE(ADDR_SURF_DEPTH_MICRO_TILING) |
2716                                                  PIPE_CONFIG(ADDR_SURF_P4_8x16) |
2717                                                  TILE_SPLIT(ADDR_SURF_TILE_SPLIT_64B) |
2718                                                  NUM_BANKS(ADDR_SURF_16_BANK) |
2719                                                  BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) |
2720                                                  BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_2) |
2721                                                  MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2));
2722                                 break;
2723                         case 5:  /* Uncompressed 16bpp depth - and stencil buffer allocated with it */
2724                                 gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) |
2725                                                  MICRO_TILE_MODE(ADDR_SURF_DEPTH_MICRO_TILING) |
2726                                                  PIPE_CONFIG(ADDR_SURF_P4_8x16) |
2727                                                  TILE_SPLIT(split_equal_to_row_size) |
2728                                                  NUM_BANKS(ADDR_SURF_16_BANK) |
2729                                                  BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) |
2730                                                  BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_2) |
2731                                                  MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2));
2732                                 break;
2733                         case 6:  /* Uncompressed 32bpp depth - and stencil buffer allocated with it */
2734                                 gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) |
2735                                                  MICRO_TILE_MODE(ADDR_SURF_DEPTH_MICRO_TILING) |
2736                                                  PIPE_CONFIG(ADDR_SURF_P4_8x16) |
2737                                                  TILE_SPLIT(split_equal_to_row_size) |
2738                                                  NUM_BANKS(ADDR_SURF_16_BANK) |
2739                                                  BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) |
2740                                                  BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_1) |
2741                                                  MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2));
2742                                 break;
2743                         case 7:  /* Uncompressed 8bpp stencil without depth (drivers typically do not use) */
2744                                 gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) |
2745                                                  MICRO_TILE_MODE(ADDR_SURF_DEPTH_MICRO_TILING) |
2746                                                  PIPE_CONFIG(ADDR_SURF_P4_8x16) |
2747                                                  TILE_SPLIT(split_equal_to_row_size) |
2748                                                  NUM_BANKS(ADDR_SURF_16_BANK) |
2749                                                  BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) |
2750                                                  BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_4) |
2751                                                  MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_4));
2752                                 break;
2753                         case 8:  /* 1D and 1D Array Surfaces */
2754                                 gb_tile_moden = (ARRAY_MODE(ARRAY_LINEAR_ALIGNED) |
2755                                                  MICRO_TILE_MODE(ADDR_SURF_DISPLAY_MICRO_TILING) |
2756                                                  PIPE_CONFIG(ADDR_SURF_P4_8x16) |
2757                                                  TILE_SPLIT(ADDR_SURF_TILE_SPLIT_64B) |
2758                                                  NUM_BANKS(ADDR_SURF_16_BANK) |
2759                                                  BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) |
2760                                                  BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_2) |
2761                                                  MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2));
2762                                 break;
2763                         case 9:  /* Displayable maps. */
2764                                 gb_tile_moden = (ARRAY_MODE(ARRAY_1D_TILED_THIN1) |
2765                                                  MICRO_TILE_MODE(ADDR_SURF_DISPLAY_MICRO_TILING) |
2766                                                  PIPE_CONFIG(ADDR_SURF_P4_8x16) |
2767                                                  TILE_SPLIT(ADDR_SURF_TILE_SPLIT_64B) |
2768                                                  NUM_BANKS(ADDR_SURF_16_BANK) |
2769                                                  BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) |
2770                                                  BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_2) |
2771                                                  MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2));
2772                                 break;
2773                         case 10:  /* Display 8bpp. */
2774                                 gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) |
2775                                                  MICRO_TILE_MODE(ADDR_SURF_DISPLAY_MICRO_TILING) |
2776                                                  PIPE_CONFIG(ADDR_SURF_P4_8x16) |
2777                                                  TILE_SPLIT(ADDR_SURF_TILE_SPLIT_256B) |
2778                                                  NUM_BANKS(ADDR_SURF_16_BANK) |
2779                                                  BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) |
2780                                                  BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_4) |
2781                                                  MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_4));
2782                                 break;
2783                         case 11:  /* Display 16bpp. */
2784                                 gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) |
2785                                                  MICRO_TILE_MODE(ADDR_SURF_DISPLAY_MICRO_TILING) |
2786                                                  PIPE_CONFIG(ADDR_SURF_P4_8x16) |
2787                                                  TILE_SPLIT(ADDR_SURF_TILE_SPLIT_256B) |
2788                                                  NUM_BANKS(ADDR_SURF_16_BANK) |
2789                                                  BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) |
2790                                                  BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_2) |
2791                                                  MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2));
2792                                 break;
2793                         case 12:  /* Display 32bpp. */
2794                                 gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) |
2795                                                  MICRO_TILE_MODE(ADDR_SURF_DISPLAY_MICRO_TILING) |
2796                                                  PIPE_CONFIG(ADDR_SURF_P4_8x16) |
2797                                                  TILE_SPLIT(ADDR_SURF_TILE_SPLIT_512B) |
2798                                                  NUM_BANKS(ADDR_SURF_16_BANK) |
2799                                                  BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) |
2800                                                  BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_1) |
2801                                                  MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2));
2802                                 break;
2803                         case 13:  /* Thin. */
2804                                 gb_tile_moden = (ARRAY_MODE(ARRAY_1D_TILED_THIN1) |
2805                                                  MICRO_TILE_MODE(ADDR_SURF_THIN_MICRO_TILING) |
2806                                                  PIPE_CONFIG(ADDR_SURF_P4_8x16) |
2807                                                  TILE_SPLIT(ADDR_SURF_TILE_SPLIT_64B) |
2808                                                  NUM_BANKS(ADDR_SURF_16_BANK) |
2809                                                  BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) |
2810                                                  BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_2) |
2811                                                  MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2));
2812                                 break;
2813                         case 14:  /* Thin 8 bpp. */
2814                                 gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) |
2815                                                  MICRO_TILE_MODE(ADDR_SURF_THIN_MICRO_TILING) |
2816                                                  PIPE_CONFIG(ADDR_SURF_P4_8x16) |
2817                                                  TILE_SPLIT(ADDR_SURF_TILE_SPLIT_256B) |
2818                                                  NUM_BANKS(ADDR_SURF_16_BANK) |
2819                                                  BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) |
2820                                                  BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_4) |
2821                                                  MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2));
2822                                 break;
2823                         case 15:  /* Thin 16 bpp. */
2824                                 gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) |
2825                                                  MICRO_TILE_MODE(ADDR_SURF_THIN_MICRO_TILING) |
2826                                                  PIPE_CONFIG(ADDR_SURF_P4_8x16) |
2827                                                  TILE_SPLIT(ADDR_SURF_TILE_SPLIT_256B) |
2828                                                  NUM_BANKS(ADDR_SURF_16_BANK) |
2829                                                  BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) |
2830                                                  BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_2) |
2831                                                  MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2));
2832                                 break;
2833                         case 16:  /* Thin 32 bpp. */
2834                                 gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) |
2835                                                  MICRO_TILE_MODE(ADDR_SURF_THIN_MICRO_TILING) |
2836                                                  PIPE_CONFIG(ADDR_SURF_P4_8x16) |
2837                                                  TILE_SPLIT(ADDR_SURF_TILE_SPLIT_512B) |
2838                                                  NUM_BANKS(ADDR_SURF_16_BANK) |
2839                                                  BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) |
2840                                                  BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_1) |
2841                                                  MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2));
2842                                 break;
2843                         case 17:  /* Thin 64 bpp. */
2844                                 gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) |
2845                                                  MICRO_TILE_MODE(ADDR_SURF_THIN_MICRO_TILING) |
2846                                                  PIPE_CONFIG(ADDR_SURF_P4_8x16) |
2847                                                  TILE_SPLIT(split_equal_to_row_size) |
2848                                                  NUM_BANKS(ADDR_SURF_16_BANK) |
2849                                                  BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) |
2850                                                  BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_1) |
2851                                                  MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2));
2852                                 break;
2853                         case 21:  /* 8 bpp PRT. */
2854                                 gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) |
2855                                                  MICRO_TILE_MODE(ADDR_SURF_THIN_MICRO_TILING) |
2856                                                  PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) |
2857                                                  TILE_SPLIT(ADDR_SURF_TILE_SPLIT_256B) |
2858                                                  NUM_BANKS(ADDR_SURF_16_BANK) |
2859                                                  BANK_WIDTH(ADDR_SURF_BANK_WIDTH_2) |
2860                                                  BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_4) |
2861                                                  MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2));
2862                                 break;
2863                         case 22:  /* 16 bpp PRT */
2864                                 gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) |
2865                                                  MICRO_TILE_MODE(ADDR_SURF_THIN_MICRO_TILING) |
2866                                                  PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) |
2867                                                  TILE_SPLIT(ADDR_SURF_TILE_SPLIT_256B) |
2868                                                  NUM_BANKS(ADDR_SURF_16_BANK) |
2869                                                  BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) |
2870                                                  BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_4) |
2871                                                  MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_4));
2872                                 break;
2873                         case 23:  /* 32 bpp PRT */
2874                                 gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) |
2875                                                  MICRO_TILE_MODE(ADDR_SURF_THIN_MICRO_TILING) |
2876                                                  PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) |
2877                                                  TILE_SPLIT(ADDR_SURF_TILE_SPLIT_256B) |
2878                                                  NUM_BANKS(ADDR_SURF_16_BANK) |
2879                                                  BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) |
2880                                                  BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_2) |
2881                                                  MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2));
2882                                 break;
2883                         case 24:  /* 64 bpp PRT */
2884                                 gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) |
2885                                                  MICRO_TILE_MODE(ADDR_SURF_THIN_MICRO_TILING) |
2886                                                  PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) |
2887                                                  TILE_SPLIT(ADDR_SURF_TILE_SPLIT_512B) |
2888                                                  NUM_BANKS(ADDR_SURF_16_BANK) |
2889                                                  BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) |
2890                                                  BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_1) |
2891                                                  MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2));
2892                                 break;
2893                         case 25:  /* 128 bpp PRT */
2894                                 gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) |
2895                                                  MICRO_TILE_MODE(ADDR_SURF_THIN_MICRO_TILING) |
2896                                                  PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) |
2897                                                  TILE_SPLIT(ADDR_SURF_TILE_SPLIT_1KB) |
2898                                                  NUM_BANKS(ADDR_SURF_8_BANK) |
2899                                                  BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) |
2900                                                  BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_1) |
2901                                                  MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_1));
2902                                 break;
2903                         default:
2904                                 gb_tile_moden = 0;
2905                                 break;
2906                         }
2907                         rdev->config.si.tile_mode_array[reg_offset] = gb_tile_moden;
2908                         WREG32(GB_TILE_MODE0 + (reg_offset * 4), gb_tile_moden);
2909                 }
2910         } else
2911                 DRM_ERROR("unknown asic: 0x%x\n", rdev->family);
2912 }
2913
2914 static void si_select_se_sh(struct radeon_device *rdev,
2915                             u32 se_num, u32 sh_num)
2916 {
2917         u32 data = INSTANCE_BROADCAST_WRITES;
2918
2919         if ((se_num == 0xffffffff) && (sh_num == 0xffffffff))
2920                 data |= SH_BROADCAST_WRITES | SE_BROADCAST_WRITES;
2921         else if (se_num == 0xffffffff)
2922                 data |= SE_BROADCAST_WRITES | SH_INDEX(sh_num);
2923         else if (sh_num == 0xffffffff)
2924                 data |= SH_BROADCAST_WRITES | SE_INDEX(se_num);
2925         else
2926                 data |= SH_INDEX(sh_num) | SE_INDEX(se_num);
2927         WREG32(GRBM_GFX_INDEX, data);
2928 }
2929
2930 static u32 si_create_bitmask(u32 bit_width)
2931 {
2932         u32 i, mask = 0;
2933
2934         for (i = 0; i < bit_width; i++) {
2935                 mask <<= 1;
2936                 mask |= 1;
2937         }
2938         return mask;
2939 }
2940
2941 static u32 si_get_cu_enabled(struct radeon_device *rdev, u32 cu_per_sh)
2942 {
2943         u32 data, mask;
2944
2945         data = RREG32(CC_GC_SHADER_ARRAY_CONFIG);
2946         if (data & 1)
2947                 data &= INACTIVE_CUS_MASK;
2948         else
2949                 data = 0;
2950         data |= RREG32(GC_USER_SHADER_ARRAY_CONFIG);
2951
2952         data >>= INACTIVE_CUS_SHIFT;
2953
2954         mask = si_create_bitmask(cu_per_sh);
2955
2956         return ~data & mask;
2957 }
2958
2959 static void si_setup_spi(struct radeon_device *rdev,
2960                          u32 se_num, u32 sh_per_se,
2961                          u32 cu_per_sh)
2962 {
2963         int i, j, k;
2964         u32 data, mask, active_cu;
2965
2966         for (i = 0; i < se_num; i++) {
2967                 for (j = 0; j < sh_per_se; j++) {
2968                         si_select_se_sh(rdev, i, j);
2969                         data = RREG32(SPI_STATIC_THREAD_MGMT_3);
2970                         active_cu = si_get_cu_enabled(rdev, cu_per_sh);
2971
2972                         mask = 1;
2973                         for (k = 0; k < 16; k++) {
2974                                 mask <<= k;
2975                                 if (active_cu & mask) {
2976                                         data &= ~mask;
2977                                         WREG32(SPI_STATIC_THREAD_MGMT_3, data);
2978                                         break;
2979                                 }
2980                         }
2981                 }
2982         }
2983         si_select_se_sh(rdev, 0xffffffff, 0xffffffff);
2984 }
2985
2986 static u32 si_get_rb_disabled(struct radeon_device *rdev,
2987                               u32 max_rb_num_per_se,
2988                               u32 sh_per_se)
2989 {
2990         u32 data, mask;
2991
2992         data = RREG32(CC_RB_BACKEND_DISABLE);
2993         if (data & 1)
2994                 data &= BACKEND_DISABLE_MASK;
2995         else
2996                 data = 0;
2997         data |= RREG32(GC_USER_RB_BACKEND_DISABLE);
2998
2999         data >>= BACKEND_DISABLE_SHIFT;
3000
3001         mask = si_create_bitmask(max_rb_num_per_se / sh_per_se);
3002
3003         return data & mask;
3004 }
3005
3006 static void si_setup_rb(struct radeon_device *rdev,
3007                         u32 se_num, u32 sh_per_se,
3008                         u32 max_rb_num_per_se)
3009 {
3010         int i, j;
3011         u32 data, mask;
3012         u32 disabled_rbs = 0;
3013         u32 enabled_rbs = 0;
3014
3015         for (i = 0; i < se_num; i++) {
3016                 for (j = 0; j < sh_per_se; j++) {
3017                         si_select_se_sh(rdev, i, j);
3018                         data = si_get_rb_disabled(rdev, max_rb_num_per_se, sh_per_se);
3019                         disabled_rbs |= data << ((i * sh_per_se + j) * TAHITI_RB_BITMAP_WIDTH_PER_SH);
3020                 }
3021         }
3022         si_select_se_sh(rdev, 0xffffffff, 0xffffffff);
3023
3024         mask = 1;
3025         for (i = 0; i < max_rb_num_per_se * se_num; i++) {
3026                 if (!(disabled_rbs & mask))
3027                         enabled_rbs |= mask;
3028                 mask <<= 1;
3029         }
3030
3031         rdev->config.si.backend_enable_mask = enabled_rbs;
3032
3033         for (i = 0; i < se_num; i++) {
3034                 si_select_se_sh(rdev, i, 0xffffffff);
3035                 data = 0;
3036                 for (j = 0; j < sh_per_se; j++) {
3037                         switch (enabled_rbs & 3) {
3038                         case 1:
3039                                 data |= (RASTER_CONFIG_RB_MAP_0 << (i * sh_per_se + j) * 2);
3040                                 break;
3041                         case 2:
3042                                 data |= (RASTER_CONFIG_RB_MAP_3 << (i * sh_per_se + j) * 2);
3043                                 break;
3044                         case 3:
3045                         default:
3046                                 data |= (RASTER_CONFIG_RB_MAP_2 << (i * sh_per_se + j) * 2);
3047                                 break;
3048                         }
3049                         enabled_rbs >>= 2;
3050                 }
3051                 WREG32(PA_SC_RASTER_CONFIG, data);
3052         }
3053         si_select_se_sh(rdev, 0xffffffff, 0xffffffff);
3054 }
3055
3056 static void si_gpu_init(struct radeon_device *rdev)
3057 {
3058         u32 gb_addr_config = 0;
3059         u32 mc_shared_chmap, mc_arb_ramcfg;
3060         u32 sx_debug_1;
3061         u32 hdp_host_path_cntl;
3062         u32 tmp;
3063         int i, j;
3064
3065         switch (rdev->family) {
3066         case CHIP_TAHITI:
3067                 rdev->config.si.max_shader_engines = 2;
3068                 rdev->config.si.max_tile_pipes = 12;
3069                 rdev->config.si.max_cu_per_sh = 8;
3070                 rdev->config.si.max_sh_per_se = 2;
3071                 rdev->config.si.max_backends_per_se = 4;
3072                 rdev->config.si.max_texture_channel_caches = 12;
3073                 rdev->config.si.max_gprs = 256;
3074                 rdev->config.si.max_gs_threads = 32;
3075                 rdev->config.si.max_hw_contexts = 8;
3076
3077                 rdev->config.si.sc_prim_fifo_size_frontend = 0x20;
3078                 rdev->config.si.sc_prim_fifo_size_backend = 0x100;
3079                 rdev->config.si.sc_hiz_tile_fifo_size = 0x30;
3080                 rdev->config.si.sc_earlyz_tile_fifo_size = 0x130;
3081                 gb_addr_config = TAHITI_GB_ADDR_CONFIG_GOLDEN;
3082                 break;
3083         case CHIP_PITCAIRN:
3084                 rdev->config.si.max_shader_engines = 2;
3085                 rdev->config.si.max_tile_pipes = 8;
3086                 rdev->config.si.max_cu_per_sh = 5;
3087                 rdev->config.si.max_sh_per_se = 2;
3088                 rdev->config.si.max_backends_per_se = 4;
3089                 rdev->config.si.max_texture_channel_caches = 8;
3090                 rdev->config.si.max_gprs = 256;
3091                 rdev->config.si.max_gs_threads = 32;
3092                 rdev->config.si.max_hw_contexts = 8;
3093
3094                 rdev->config.si.sc_prim_fifo_size_frontend = 0x20;
3095                 rdev->config.si.sc_prim_fifo_size_backend = 0x100;
3096                 rdev->config.si.sc_hiz_tile_fifo_size = 0x30;
3097                 rdev->config.si.sc_earlyz_tile_fifo_size = 0x130;
3098                 gb_addr_config = TAHITI_GB_ADDR_CONFIG_GOLDEN;
3099                 break;
3100         case CHIP_VERDE:
3101         default:
3102                 rdev->config.si.max_shader_engines = 1;
3103                 rdev->config.si.max_tile_pipes = 4;
3104                 rdev->config.si.max_cu_per_sh = 5;
3105                 rdev->config.si.max_sh_per_se = 2;
3106                 rdev->config.si.max_backends_per_se = 4;
3107                 rdev->config.si.max_texture_channel_caches = 4;
3108                 rdev->config.si.max_gprs = 256;
3109                 rdev->config.si.max_gs_threads = 32;
3110                 rdev->config.si.max_hw_contexts = 8;
3111
3112                 rdev->config.si.sc_prim_fifo_size_frontend = 0x20;
3113                 rdev->config.si.sc_prim_fifo_size_backend = 0x40;
3114                 rdev->config.si.sc_hiz_tile_fifo_size = 0x30;
3115                 rdev->config.si.sc_earlyz_tile_fifo_size = 0x130;
3116                 gb_addr_config = VERDE_GB_ADDR_CONFIG_GOLDEN;
3117                 break;
3118         case CHIP_OLAND:
3119                 rdev->config.si.max_shader_engines = 1;
3120                 rdev->config.si.max_tile_pipes = 4;
3121                 rdev->config.si.max_cu_per_sh = 6;
3122                 rdev->config.si.max_sh_per_se = 1;
3123                 rdev->config.si.max_backends_per_se = 2;
3124                 rdev->config.si.max_texture_channel_caches = 4;
3125                 rdev->config.si.max_gprs = 256;
3126                 rdev->config.si.max_gs_threads = 16;
3127                 rdev->config.si.max_hw_contexts = 8;
3128
3129                 rdev->config.si.sc_prim_fifo_size_frontend = 0x20;
3130                 rdev->config.si.sc_prim_fifo_size_backend = 0x40;
3131                 rdev->config.si.sc_hiz_tile_fifo_size = 0x30;
3132                 rdev->config.si.sc_earlyz_tile_fifo_size = 0x130;
3133                 gb_addr_config = VERDE_GB_ADDR_CONFIG_GOLDEN;
3134                 break;
3135         case CHIP_HAINAN:
3136                 rdev->config.si.max_shader_engines = 1;
3137                 rdev->config.si.max_tile_pipes = 4;
3138                 rdev->config.si.max_cu_per_sh = 5;
3139                 rdev->config.si.max_sh_per_se = 1;
3140                 rdev->config.si.max_backends_per_se = 1;
3141                 rdev->config.si.max_texture_channel_caches = 2;
3142                 rdev->config.si.max_gprs = 256;
3143                 rdev->config.si.max_gs_threads = 16;
3144                 rdev->config.si.max_hw_contexts = 8;
3145
3146                 rdev->config.si.sc_prim_fifo_size_frontend = 0x20;
3147                 rdev->config.si.sc_prim_fifo_size_backend = 0x40;
3148                 rdev->config.si.sc_hiz_tile_fifo_size = 0x30;
3149                 rdev->config.si.sc_earlyz_tile_fifo_size = 0x130;
3150                 gb_addr_config = HAINAN_GB_ADDR_CONFIG_GOLDEN;
3151                 break;
3152         }
3153
3154         /* Initialize HDP */
3155         for (i = 0, j = 0; i < 32; i++, j += 0x18) {
3156                 WREG32((0x2c14 + j), 0x00000000);
3157                 WREG32((0x2c18 + j), 0x00000000);
3158                 WREG32((0x2c1c + j), 0x00000000);
3159                 WREG32((0x2c20 + j), 0x00000000);
3160                 WREG32((0x2c24 + j), 0x00000000);
3161         }
3162
3163         WREG32(GRBM_CNTL, GRBM_READ_TIMEOUT(0xff));
3164
3165         evergreen_fix_pci_max_read_req_size(rdev);
3166
3167         WREG32(BIF_FB_EN, FB_READ_EN | FB_WRITE_EN);
3168
3169         mc_shared_chmap = RREG32(MC_SHARED_CHMAP);
3170         mc_arb_ramcfg = RREG32(MC_ARB_RAMCFG);
3171
3172         rdev->config.si.num_tile_pipes = rdev->config.si.max_tile_pipes;
3173         rdev->config.si.mem_max_burst_length_bytes = 256;
3174         tmp = (mc_arb_ramcfg & NOOFCOLS_MASK) >> NOOFCOLS_SHIFT;
3175         rdev->config.si.mem_row_size_in_kb = (4 * (1 << (8 + tmp))) / 1024;
3176         if (rdev->config.si.mem_row_size_in_kb > 4)
3177                 rdev->config.si.mem_row_size_in_kb = 4;
3178         /* XXX use MC settings? */
3179         rdev->config.si.shader_engine_tile_size = 32;
3180         rdev->config.si.num_gpus = 1;
3181         rdev->config.si.multi_gpu_tile_size = 64;
3182
3183         /* fix up row size */
3184         gb_addr_config &= ~ROW_SIZE_MASK;
3185         switch (rdev->config.si.mem_row_size_in_kb) {
3186         case 1:
3187         default:
3188                 gb_addr_config |= ROW_SIZE(0);
3189                 break;
3190         case 2:
3191                 gb_addr_config |= ROW_SIZE(1);
3192                 break;
3193         case 4:
3194                 gb_addr_config |= ROW_SIZE(2);
3195                 break;
3196         }
3197
3198         /* setup tiling info dword.  gb_addr_config is not adequate since it does
3199          * not have bank info, so create a custom tiling dword.
3200          * bits 3:0   num_pipes
3201          * bits 7:4   num_banks
3202          * bits 11:8  group_size
3203          * bits 15:12 row_size
3204          */
3205         rdev->config.si.tile_config = 0;
3206         switch (rdev->config.si.num_tile_pipes) {
3207         case 1:
3208                 rdev->config.si.tile_config |= (0 << 0);
3209                 break;
3210         case 2:
3211                 rdev->config.si.tile_config |= (1 << 0);
3212                 break;
3213         case 4:
3214                 rdev->config.si.tile_config |= (2 << 0);
3215                 break;
3216         case 8:
3217         default:
3218                 /* XXX what about 12? */
3219                 rdev->config.si.tile_config |= (3 << 0);
3220                 break;
3221         }       
3222         switch ((mc_arb_ramcfg & NOOFBANK_MASK) >> NOOFBANK_SHIFT) {
3223         case 0: /* four banks */
3224                 rdev->config.si.tile_config |= 0 << 4;
3225                 break;
3226         case 1: /* eight banks */
3227                 rdev->config.si.tile_config |= 1 << 4;
3228                 break;
3229         case 2: /* sixteen banks */
3230         default:
3231                 rdev->config.si.tile_config |= 2 << 4;
3232                 break;
3233         }
3234         rdev->config.si.tile_config |=
3235                 ((gb_addr_config & PIPE_INTERLEAVE_SIZE_MASK) >> PIPE_INTERLEAVE_SIZE_SHIFT) << 8;
3236         rdev->config.si.tile_config |=
3237                 ((gb_addr_config & ROW_SIZE_MASK) >> ROW_SIZE_SHIFT) << 12;
3238
3239         WREG32(GB_ADDR_CONFIG, gb_addr_config);
3240         WREG32(DMIF_ADDR_CONFIG, gb_addr_config);
3241         WREG32(DMIF_ADDR_CALC, gb_addr_config);
3242         WREG32(HDP_ADDR_CONFIG, gb_addr_config);
3243         WREG32(DMA_TILING_CONFIG + DMA0_REGISTER_OFFSET, gb_addr_config);
3244         WREG32(DMA_TILING_CONFIG + DMA1_REGISTER_OFFSET, gb_addr_config);
3245         if (rdev->has_uvd) {
3246                 WREG32(UVD_UDEC_ADDR_CONFIG, gb_addr_config);
3247                 WREG32(UVD_UDEC_DB_ADDR_CONFIG, gb_addr_config);
3248                 WREG32(UVD_UDEC_DBW_ADDR_CONFIG, gb_addr_config);
3249         }
3250
3251         si_tiling_mode_table_init(rdev);
3252
3253         si_setup_rb(rdev, rdev->config.si.max_shader_engines,
3254                     rdev->config.si.max_sh_per_se,
3255                     rdev->config.si.max_backends_per_se);
3256
3257         si_setup_spi(rdev, rdev->config.si.max_shader_engines,
3258                      rdev->config.si.max_sh_per_se,
3259                      rdev->config.si.max_cu_per_sh);
3260
3261         rdev->config.si.active_cus = 0;
3262         for (i = 0; i < rdev->config.si.max_shader_engines; i++) {
3263                 for (j = 0; j < rdev->config.si.max_sh_per_se; j++) {
3264                         rdev->config.si.active_cus +=
3265                                 hweight32(si_get_cu_active_bitmap(rdev, i, j));
3266                 }
3267         }
3268
3269         /* set HW defaults for 3D engine */
3270         WREG32(CP_QUEUE_THRESHOLDS, (ROQ_IB1_START(0x16) |
3271                                      ROQ_IB2_START(0x2b)));
3272         WREG32(CP_MEQ_THRESHOLDS, MEQ1_START(0x30) | MEQ2_START(0x60));
3273
3274         sx_debug_1 = RREG32(SX_DEBUG_1);
3275         WREG32(SX_DEBUG_1, sx_debug_1);
3276
3277         WREG32(SPI_CONFIG_CNTL_1, VTX_DONE_DELAY(4));
3278
3279         WREG32(PA_SC_FIFO_SIZE, (SC_FRONTEND_PRIM_FIFO_SIZE(rdev->config.si.sc_prim_fifo_size_frontend) |
3280                                  SC_BACKEND_PRIM_FIFO_SIZE(rdev->config.si.sc_prim_fifo_size_backend) |
3281                                  SC_HIZ_TILE_FIFO_SIZE(rdev->config.si.sc_hiz_tile_fifo_size) |
3282                                  SC_EARLYZ_TILE_FIFO_SIZE(rdev->config.si.sc_earlyz_tile_fifo_size)));
3283
3284         WREG32(VGT_NUM_INSTANCES, 1);
3285
3286         WREG32(CP_PERFMON_CNTL, 0);
3287
3288         WREG32(SQ_CONFIG, 0);
3289
3290         WREG32(PA_SC_FORCE_EOV_MAX_CNTS, (FORCE_EOV_MAX_CLK_CNT(4095) |
3291                                           FORCE_EOV_MAX_REZ_CNT(255)));
3292
3293         WREG32(VGT_CACHE_INVALIDATION, CACHE_INVALIDATION(VC_AND_TC) |
3294                AUTO_INVLD_EN(ES_AND_GS_AUTO));
3295
3296         WREG32(VGT_GS_VERTEX_REUSE, 16);
3297         WREG32(PA_SC_LINE_STIPPLE_STATE, 0);
3298
3299         WREG32(CB_PERFCOUNTER0_SELECT0, 0);
3300         WREG32(CB_PERFCOUNTER0_SELECT1, 0);
3301         WREG32(CB_PERFCOUNTER1_SELECT0, 0);
3302         WREG32(CB_PERFCOUNTER1_SELECT1, 0);
3303         WREG32(CB_PERFCOUNTER2_SELECT0, 0);
3304         WREG32(CB_PERFCOUNTER2_SELECT1, 0);
3305         WREG32(CB_PERFCOUNTER3_SELECT0, 0);
3306         WREG32(CB_PERFCOUNTER3_SELECT1, 0);
3307
3308         tmp = RREG32(HDP_MISC_CNTL);
3309         tmp |= HDP_FLUSH_INVALIDATE_CACHE;
3310         WREG32(HDP_MISC_CNTL, tmp);
3311
3312         hdp_host_path_cntl = RREG32(HDP_HOST_PATH_CNTL);
3313         WREG32(HDP_HOST_PATH_CNTL, hdp_host_path_cntl);
3314
3315         WREG32(PA_CL_ENHANCE, CLIP_VTX_REORDER_ENA | NUM_CLIP_SEQ(3));
3316
3317         udelay(50);
3318 }
3319
3320 /*
3321  * GPU scratch registers helpers function.
3322  */
3323 static void si_scratch_init(struct radeon_device *rdev)
3324 {
3325         int i;
3326
3327         rdev->scratch.num_reg = 7;
3328         rdev->scratch.reg_base = SCRATCH_REG0;
3329         for (i = 0; i < rdev->scratch.num_reg; i++) {
3330                 rdev->scratch.free[i] = true;
3331                 rdev->scratch.reg[i] = rdev->scratch.reg_base + (i * 4);
3332         }
3333 }
3334
3335 void si_fence_ring_emit(struct radeon_device *rdev,
3336                         struct radeon_fence *fence)
3337 {
3338         struct radeon_ring *ring = &rdev->ring[fence->ring];
3339         u64 addr = rdev->fence_drv[fence->ring].gpu_addr;
3340
3341         /* flush read cache over gart */
3342         radeon_ring_write(ring, PACKET3(PACKET3_SET_CONFIG_REG, 1));
3343         radeon_ring_write(ring, (CP_COHER_CNTL2 - PACKET3_SET_CONFIG_REG_START) >> 2);
3344         radeon_ring_write(ring, 0);
3345         radeon_ring_write(ring, PACKET3(PACKET3_SURFACE_SYNC, 3));
3346         radeon_ring_write(ring, PACKET3_TCL1_ACTION_ENA |
3347                           PACKET3_TC_ACTION_ENA |
3348                           PACKET3_SH_KCACHE_ACTION_ENA |
3349                           PACKET3_SH_ICACHE_ACTION_ENA);
3350         radeon_ring_write(ring, 0xFFFFFFFF);
3351         radeon_ring_write(ring, 0);
3352         radeon_ring_write(ring, 10); /* poll interval */
3353         /* EVENT_WRITE_EOP - flush caches, send int */
3354         radeon_ring_write(ring, PACKET3(PACKET3_EVENT_WRITE_EOP, 4));
3355         radeon_ring_write(ring, EVENT_TYPE(CACHE_FLUSH_AND_INV_TS_EVENT) | EVENT_INDEX(5));
3356         radeon_ring_write(ring, lower_32_bits(addr));
3357         radeon_ring_write(ring, (upper_32_bits(addr) & 0xff) | DATA_SEL(1) | INT_SEL(2));
3358         radeon_ring_write(ring, fence->seq);
3359         radeon_ring_write(ring, 0);
3360 }
3361
3362 /*
3363  * IB stuff
3364  */
3365 void si_ring_ib_execute(struct radeon_device *rdev, struct radeon_ib *ib)
3366 {
3367         struct radeon_ring *ring = &rdev->ring[ib->ring];
3368         u32 header;
3369
3370         if (ib->is_const_ib) {
3371                 /* set switch buffer packet before const IB */
3372                 radeon_ring_write(ring, PACKET3(PACKET3_SWITCH_BUFFER, 0));
3373                 radeon_ring_write(ring, 0);
3374
3375                 header = PACKET3(PACKET3_INDIRECT_BUFFER_CONST, 2);
3376         } else {
3377                 u32 next_rptr;
3378                 if (ring->rptr_save_reg) {
3379                         next_rptr = ring->wptr + 3 + 4 + 8;
3380                         radeon_ring_write(ring, PACKET3(PACKET3_SET_CONFIG_REG, 1));
3381                         radeon_ring_write(ring, ((ring->rptr_save_reg -
3382                                                   PACKET3_SET_CONFIG_REG_START) >> 2));
3383                         radeon_ring_write(ring, next_rptr);
3384                 } else if (rdev->wb.enabled) {
3385                         next_rptr = ring->wptr + 5 + 4 + 8;
3386                         radeon_ring_write(ring, PACKET3(PACKET3_WRITE_DATA, 3));
3387                         radeon_ring_write(ring, (1 << 8));
3388                         radeon_ring_write(ring, ring->next_rptr_gpu_addr & 0xfffffffc);
3389                         radeon_ring_write(ring, upper_32_bits(ring->next_rptr_gpu_addr));
3390                         radeon_ring_write(ring, next_rptr);
3391                 }
3392
3393                 header = PACKET3(PACKET3_INDIRECT_BUFFER, 2);
3394         }
3395
3396         radeon_ring_write(ring, header);
3397         radeon_ring_write(ring,
3398 #ifdef __BIG_ENDIAN
3399                           (2 << 0) |
3400 #endif
3401                           (ib->gpu_addr & 0xFFFFFFFC));
3402         radeon_ring_write(ring, upper_32_bits(ib->gpu_addr) & 0xFFFF);
3403         radeon_ring_write(ring, ib->length_dw |
3404                           (ib->vm ? (ib->vm->id << 24) : 0));
3405
3406         if (!ib->is_const_ib) {
3407                 /* flush read cache over gart for this vmid */
3408                 radeon_ring_write(ring, PACKET3(PACKET3_SET_CONFIG_REG, 1));
3409                 radeon_ring_write(ring, (CP_COHER_CNTL2 - PACKET3_SET_CONFIG_REG_START) >> 2);
3410                 radeon_ring_write(ring, ib->vm ? ib->vm->id : 0);
3411                 radeon_ring_write(ring, PACKET3(PACKET3_SURFACE_SYNC, 3));
3412                 radeon_ring_write(ring, PACKET3_TCL1_ACTION_ENA |
3413                                   PACKET3_TC_ACTION_ENA |
3414                                   PACKET3_SH_KCACHE_ACTION_ENA |
3415                                   PACKET3_SH_ICACHE_ACTION_ENA);
3416                 radeon_ring_write(ring, 0xFFFFFFFF);
3417                 radeon_ring_write(ring, 0);
3418                 radeon_ring_write(ring, 10); /* poll interval */
3419         }
3420 }
3421
3422 /*
3423  * CP.
3424  */
3425 static void si_cp_enable(struct radeon_device *rdev, bool enable)
3426 {
3427         if (enable)
3428                 WREG32(CP_ME_CNTL, 0);
3429         else {
3430                 if (rdev->asic->copy.copy_ring_index == RADEON_RING_TYPE_GFX_INDEX)
3431                         radeon_ttm_set_active_vram_size(rdev, rdev->mc.visible_vram_size);
3432                 WREG32(CP_ME_CNTL, (CP_ME_HALT | CP_PFP_HALT | CP_CE_HALT));
3433                 WREG32(SCRATCH_UMSK, 0);
3434                 rdev->ring[RADEON_RING_TYPE_GFX_INDEX].ready = false;
3435                 rdev->ring[CAYMAN_RING_TYPE_CP1_INDEX].ready = false;
3436                 rdev->ring[CAYMAN_RING_TYPE_CP2_INDEX].ready = false;
3437         }
3438         udelay(50);
3439 }
3440
3441 static int si_cp_load_microcode(struct radeon_device *rdev)
3442 {
3443         int i;
3444
3445         if (!rdev->me_fw || !rdev->pfp_fw || !rdev->ce_fw)
3446                 return -EINVAL;
3447
3448         si_cp_enable(rdev, false);
3449
3450         if (rdev->new_fw) {
3451                 const struct gfx_firmware_header_v1_0 *pfp_hdr =
3452                         (const struct gfx_firmware_header_v1_0 *)rdev->pfp_fw->data;
3453                 const struct gfx_firmware_header_v1_0 *ce_hdr =
3454                         (const struct gfx_firmware_header_v1_0 *)rdev->ce_fw->data;
3455                 const struct gfx_firmware_header_v1_0 *me_hdr =
3456                         (const struct gfx_firmware_header_v1_0 *)rdev->me_fw->data;
3457                 const __le32 *fw_data;
3458                 u32 fw_size;
3459
3460                 radeon_ucode_print_gfx_hdr(&pfp_hdr->header);
3461                 radeon_ucode_print_gfx_hdr(&ce_hdr->header);
3462                 radeon_ucode_print_gfx_hdr(&me_hdr->header);
3463
3464                 /* PFP */
3465                 fw_data = (const __le32 *)
3466                         (rdev->pfp_fw->data + le32_to_cpu(pfp_hdr->header.ucode_array_offset_bytes));
3467                 fw_size = le32_to_cpu(pfp_hdr->header.ucode_size_bytes) / 4;
3468                 WREG32(CP_PFP_UCODE_ADDR, 0);
3469                 for (i = 0; i < fw_size; i++)
3470                         WREG32(CP_PFP_UCODE_DATA, le32_to_cpup(fw_data++));
3471                 WREG32(CP_PFP_UCODE_ADDR, 0);
3472
3473                 /* CE */
3474                 fw_data = (const __le32 *)
3475                         (rdev->ce_fw->data + le32_to_cpu(ce_hdr->header.ucode_array_offset_bytes));
3476                 fw_size = le32_to_cpu(ce_hdr->header.ucode_size_bytes) / 4;
3477                 WREG32(CP_CE_UCODE_ADDR, 0);
3478                 for (i = 0; i < fw_size; i++)
3479                         WREG32(CP_CE_UCODE_DATA, le32_to_cpup(fw_data++));
3480                 WREG32(CP_CE_UCODE_ADDR, 0);
3481
3482                 /* ME */
3483                 fw_data = (const __be32 *)
3484                         (rdev->me_fw->data + le32_to_cpu(me_hdr->header.ucode_array_offset_bytes));
3485                 fw_size = le32_to_cpu(me_hdr->header.ucode_size_bytes) / 4;
3486                 WREG32(CP_ME_RAM_WADDR, 0);
3487                 for (i = 0; i < fw_size; i++)
3488                         WREG32(CP_ME_RAM_DATA, le32_to_cpup(fw_data++));
3489                 WREG32(CP_ME_RAM_WADDR, 0);
3490         } else {
3491                 const __be32 *fw_data;
3492
3493                 /* PFP */
3494                 fw_data = (const __be32 *)rdev->pfp_fw->data;
3495                 WREG32(CP_PFP_UCODE_ADDR, 0);
3496                 for (i = 0; i < SI_PFP_UCODE_SIZE; i++)
3497                         WREG32(CP_PFP_UCODE_DATA, be32_to_cpup(fw_data++));
3498                 WREG32(CP_PFP_UCODE_ADDR, 0);
3499
3500                 /* CE */
3501                 fw_data = (const __be32 *)rdev->ce_fw->data;
3502                 WREG32(CP_CE_UCODE_ADDR, 0);
3503                 for (i = 0; i < SI_CE_UCODE_SIZE; i++)
3504                         WREG32(CP_CE_UCODE_DATA, be32_to_cpup(fw_data++));
3505                 WREG32(CP_CE_UCODE_ADDR, 0);
3506
3507                 /* ME */
3508                 fw_data = (const __be32 *)rdev->me_fw->data;
3509                 WREG32(CP_ME_RAM_WADDR, 0);
3510                 for (i = 0; i < SI_PM4_UCODE_SIZE; i++)
3511                         WREG32(CP_ME_RAM_DATA, be32_to_cpup(fw_data++));
3512                 WREG32(CP_ME_RAM_WADDR, 0);
3513         }
3514
3515         WREG32(CP_PFP_UCODE_ADDR, 0);
3516         WREG32(CP_CE_UCODE_ADDR, 0);
3517         WREG32(CP_ME_RAM_WADDR, 0);
3518         WREG32(CP_ME_RAM_RADDR, 0);
3519         return 0;
3520 }
3521
3522 static int si_cp_start(struct radeon_device *rdev)
3523 {
3524         struct radeon_ring *ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX];
3525         int r, i;
3526
3527         r = radeon_ring_lock(rdev, ring, 7 + 4);
3528         if (r) {
3529                 DRM_ERROR("radeon: cp failed to lock ring (%d).\n", r);
3530                 return r;
3531         }
3532         /* init the CP */
3533         radeon_ring_write(ring, PACKET3(PACKET3_ME_INITIALIZE, 5));
3534         radeon_ring_write(ring, 0x1);
3535         radeon_ring_write(ring, 0x0);
3536         radeon_ring_write(ring, rdev->config.si.max_hw_contexts - 1);
3537         radeon_ring_write(ring, PACKET3_ME_INITIALIZE_DEVICE_ID(1));
3538         radeon_ring_write(ring, 0);
3539         radeon_ring_write(ring, 0);
3540
3541         /* init the CE partitions */
3542         radeon_ring_write(ring, PACKET3(PACKET3_SET_BASE, 2));
3543         radeon_ring_write(ring, PACKET3_BASE_INDEX(CE_PARTITION_BASE));
3544         radeon_ring_write(ring, 0xc000);
3545         radeon_ring_write(ring, 0xe000);
3546         radeon_ring_unlock_commit(rdev, ring, false);
3547
3548         si_cp_enable(rdev, true);
3549
3550         r = radeon_ring_lock(rdev, ring, si_default_size + 10);
3551         if (r) {
3552                 DRM_ERROR("radeon: cp failed to lock ring (%d).\n", r);
3553                 return r;
3554         }
3555
3556         /* setup clear context state */
3557         radeon_ring_write(ring, PACKET3(PACKET3_PREAMBLE_CNTL, 0));
3558         radeon_ring_write(ring, PACKET3_PREAMBLE_BEGIN_CLEAR_STATE);
3559
3560         for (i = 0; i < si_default_size; i++)
3561                 radeon_ring_write(ring, si_default_state[i]);
3562
3563         radeon_ring_write(ring, PACKET3(PACKET3_PREAMBLE_CNTL, 0));
3564         radeon_ring_write(ring, PACKET3_PREAMBLE_END_CLEAR_STATE);
3565
3566         /* set clear context state */
3567         radeon_ring_write(ring, PACKET3(PACKET3_CLEAR_STATE, 0));
3568         radeon_ring_write(ring, 0);
3569
3570         radeon_ring_write(ring, PACKET3(PACKET3_SET_CONTEXT_REG, 2));
3571         radeon_ring_write(ring, 0x00000316);
3572         radeon_ring_write(ring, 0x0000000e); /* VGT_VERTEX_REUSE_BLOCK_CNTL */
3573         radeon_ring_write(ring, 0x00000010); /* VGT_OUT_DEALLOC_CNTL */
3574
3575         radeon_ring_unlock_commit(rdev, ring, false);
3576
3577         for (i = RADEON_RING_TYPE_GFX_INDEX; i <= CAYMAN_RING_TYPE_CP2_INDEX; ++i) {
3578                 ring = &rdev->ring[i];
3579                 r = radeon_ring_lock(rdev, ring, 2);
3580
3581                 /* clear the compute context state */
3582                 radeon_ring_write(ring, PACKET3_COMPUTE(PACKET3_CLEAR_STATE, 0));
3583                 radeon_ring_write(ring, 0);
3584
3585                 radeon_ring_unlock_commit(rdev, ring, false);
3586         }
3587
3588         return 0;
3589 }
3590
3591 static void si_cp_fini(struct radeon_device *rdev)
3592 {
3593         struct radeon_ring *ring;
3594         si_cp_enable(rdev, false);
3595
3596         ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX];
3597         radeon_ring_fini(rdev, ring);
3598         radeon_scratch_free(rdev, ring->rptr_save_reg);
3599
3600         ring = &rdev->ring[CAYMAN_RING_TYPE_CP1_INDEX];
3601         radeon_ring_fini(rdev, ring);
3602         radeon_scratch_free(rdev, ring->rptr_save_reg);
3603
3604         ring = &rdev->ring[CAYMAN_RING_TYPE_CP2_INDEX];
3605         radeon_ring_fini(rdev, ring);
3606         radeon_scratch_free(rdev, ring->rptr_save_reg);
3607 }
3608
3609 static int si_cp_resume(struct radeon_device *rdev)
3610 {
3611         struct radeon_ring *ring;
3612         u32 tmp;
3613         u32 rb_bufsz;
3614         int r;
3615
3616         si_enable_gui_idle_interrupt(rdev, false);
3617
3618         WREG32(CP_SEM_WAIT_TIMER, 0x0);
3619         WREG32(CP_SEM_INCOMPLETE_TIMER_CNTL, 0x0);
3620
3621         /* Set the write pointer delay */
3622         WREG32(CP_RB_WPTR_DELAY, 0);
3623
3624         WREG32(CP_DEBUG, 0);
3625         WREG32(SCRATCH_ADDR, ((rdev->wb.gpu_addr + RADEON_WB_SCRATCH_OFFSET) >> 8) & 0xFFFFFFFF);
3626
3627         /* ring 0 - compute and gfx */
3628         /* Set ring buffer size */
3629         ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX];
3630         rb_bufsz = order_base_2(ring->ring_size / 8);
3631         tmp = (order_base_2(RADEON_GPU_PAGE_SIZE/8) << 8) | rb_bufsz;
3632 #ifdef __BIG_ENDIAN
3633         tmp |= BUF_SWAP_32BIT;
3634 #endif
3635         WREG32(CP_RB0_CNTL, tmp);
3636
3637         /* Initialize the ring buffer's read and write pointers */
3638         WREG32(CP_RB0_CNTL, tmp | RB_RPTR_WR_ENA);
3639         ring->wptr = 0;
3640         WREG32(CP_RB0_WPTR, ring->wptr);
3641
3642         /* set the wb address whether it's enabled or not */
3643         WREG32(CP_RB0_RPTR_ADDR, (rdev->wb.gpu_addr + RADEON_WB_CP_RPTR_OFFSET) & 0xFFFFFFFC);
3644         WREG32(CP_RB0_RPTR_ADDR_HI, upper_32_bits(rdev->wb.gpu_addr + RADEON_WB_CP_RPTR_OFFSET) & 0xFF);
3645
3646         if (rdev->wb.enabled)
3647                 WREG32(SCRATCH_UMSK, 0xff);
3648         else {
3649                 tmp |= RB_NO_UPDATE;
3650                 WREG32(SCRATCH_UMSK, 0);
3651         }
3652
3653         mdelay(1);
3654         WREG32(CP_RB0_CNTL, tmp);
3655
3656         WREG32(CP_RB0_BASE, ring->gpu_addr >> 8);
3657
3658         /* ring1  - compute only */
3659         /* Set ring buffer size */
3660         ring = &rdev->ring[CAYMAN_RING_TYPE_CP1_INDEX];
3661         rb_bufsz = order_base_2(ring->ring_size / 8);
3662         tmp = (order_base_2(RADEON_GPU_PAGE_SIZE/8) << 8) | rb_bufsz;
3663 #ifdef __BIG_ENDIAN
3664         tmp |= BUF_SWAP_32BIT;
3665 #endif
3666         WREG32(CP_RB1_CNTL, tmp);
3667
3668         /* Initialize the ring buffer's read and write pointers */
3669         WREG32(CP_RB1_CNTL, tmp | RB_RPTR_WR_ENA);
3670         ring->wptr = 0;
3671         WREG32(CP_RB1_WPTR, ring->wptr);
3672
3673         /* set the wb address whether it's enabled or not */
3674         WREG32(CP_RB1_RPTR_ADDR, (rdev->wb.gpu_addr + RADEON_WB_CP1_RPTR_OFFSET) & 0xFFFFFFFC);
3675         WREG32(CP_RB1_RPTR_ADDR_HI, upper_32_bits(rdev->wb.gpu_addr + RADEON_WB_CP1_RPTR_OFFSET) & 0xFF);
3676
3677         mdelay(1);
3678         WREG32(CP_RB1_CNTL, tmp);
3679
3680         WREG32(CP_RB1_BASE, ring->gpu_addr >> 8);
3681
3682         /* ring2 - compute only */
3683         /* Set ring buffer size */
3684         ring = &rdev->ring[CAYMAN_RING_TYPE_CP2_INDEX];
3685         rb_bufsz = order_base_2(ring->ring_size / 8);
3686         tmp = (order_base_2(RADEON_GPU_PAGE_SIZE/8) << 8) | rb_bufsz;
3687 #ifdef __BIG_ENDIAN
3688         tmp |= BUF_SWAP_32BIT;
3689 #endif
3690         WREG32(CP_RB2_CNTL, tmp);
3691
3692         /* Initialize the ring buffer's read and write pointers */
3693         WREG32(CP_RB2_CNTL, tmp | RB_RPTR_WR_ENA);
3694         ring->wptr = 0;
3695         WREG32(CP_RB2_WPTR, ring->wptr);
3696
3697         /* set the wb address whether it's enabled or not */
3698         WREG32(CP_RB2_RPTR_ADDR, (rdev->wb.gpu_addr + RADEON_WB_CP2_RPTR_OFFSET) & 0xFFFFFFFC);
3699         WREG32(CP_RB2_RPTR_ADDR_HI, upper_32_bits(rdev->wb.gpu_addr + RADEON_WB_CP2_RPTR_OFFSET) & 0xFF);
3700
3701         mdelay(1);
3702         WREG32(CP_RB2_CNTL, tmp);
3703
3704         WREG32(CP_RB2_BASE, ring->gpu_addr >> 8);
3705
3706         /* start the rings */
3707         si_cp_start(rdev);
3708         rdev->ring[RADEON_RING_TYPE_GFX_INDEX].ready = true;
3709         rdev->ring[CAYMAN_RING_TYPE_CP1_INDEX].ready = true;
3710         rdev->ring[CAYMAN_RING_TYPE_CP2_INDEX].ready = true;
3711         r = radeon_ring_test(rdev, RADEON_RING_TYPE_GFX_INDEX, &rdev->ring[RADEON_RING_TYPE_GFX_INDEX]);
3712         if (r) {
3713                 rdev->ring[RADEON_RING_TYPE_GFX_INDEX].ready = false;
3714                 rdev->ring[CAYMAN_RING_TYPE_CP1_INDEX].ready = false;
3715                 rdev->ring[CAYMAN_RING_TYPE_CP2_INDEX].ready = false;
3716                 return r;
3717         }
3718         r = radeon_ring_test(rdev, CAYMAN_RING_TYPE_CP1_INDEX, &rdev->ring[CAYMAN_RING_TYPE_CP1_INDEX]);
3719         if (r) {
3720                 rdev->ring[CAYMAN_RING_TYPE_CP1_INDEX].ready = false;
3721         }
3722         r = radeon_ring_test(rdev, CAYMAN_RING_TYPE_CP2_INDEX, &rdev->ring[CAYMAN_RING_TYPE_CP2_INDEX]);
3723         if (r) {
3724                 rdev->ring[CAYMAN_RING_TYPE_CP2_INDEX].ready = false;
3725         }
3726
3727         si_enable_gui_idle_interrupt(rdev, true);
3728
3729         if (rdev->asic->copy.copy_ring_index == RADEON_RING_TYPE_GFX_INDEX)
3730                 radeon_ttm_set_active_vram_size(rdev, rdev->mc.real_vram_size);
3731
3732         return 0;
3733 }
3734
3735 u32 si_gpu_check_soft_reset(struct radeon_device *rdev)
3736 {
3737         u32 reset_mask = 0;
3738         u32 tmp;
3739
3740         /* GRBM_STATUS */
3741         tmp = RREG32(GRBM_STATUS);
3742         if (tmp & (PA_BUSY | SC_BUSY |
3743                    BCI_BUSY | SX_BUSY |
3744                    TA_BUSY | VGT_BUSY |
3745                    DB_BUSY | CB_BUSY |
3746                    GDS_BUSY | SPI_BUSY |
3747                    IA_BUSY | IA_BUSY_NO_DMA))
3748                 reset_mask |= RADEON_RESET_GFX;
3749
3750         if (tmp & (CF_RQ_PENDING | PF_RQ_PENDING |
3751                    CP_BUSY | CP_COHERENCY_BUSY))
3752                 reset_mask |= RADEON_RESET_CP;
3753
3754         if (tmp & GRBM_EE_BUSY)
3755                 reset_mask |= RADEON_RESET_GRBM | RADEON_RESET_GFX | RADEON_RESET_CP;
3756
3757         /* GRBM_STATUS2 */
3758         tmp = RREG32(GRBM_STATUS2);
3759         if (tmp & (RLC_RQ_PENDING | RLC_BUSY))
3760                 reset_mask |= RADEON_RESET_RLC;
3761
3762         /* DMA_STATUS_REG 0 */
3763         tmp = RREG32(DMA_STATUS_REG + DMA0_REGISTER_OFFSET);
3764         if (!(tmp & DMA_IDLE))
3765                 reset_mask |= RADEON_RESET_DMA;
3766
3767         /* DMA_STATUS_REG 1 */
3768         tmp = RREG32(DMA_STATUS_REG + DMA1_REGISTER_OFFSET);
3769         if (!(tmp & DMA_IDLE))
3770                 reset_mask |= RADEON_RESET_DMA1;
3771
3772         /* SRBM_STATUS2 */
3773         tmp = RREG32(SRBM_STATUS2);
3774         if (tmp & DMA_BUSY)
3775                 reset_mask |= RADEON_RESET_DMA;
3776
3777         if (tmp & DMA1_BUSY)
3778                 reset_mask |= RADEON_RESET_DMA1;
3779
3780         /* SRBM_STATUS */
3781         tmp = RREG32(SRBM_STATUS);
3782
3783         if (tmp & IH_BUSY)
3784                 reset_mask |= RADEON_RESET_IH;
3785
3786         if (tmp & SEM_BUSY)
3787                 reset_mask |= RADEON_RESET_SEM;
3788
3789         if (tmp & GRBM_RQ_PENDING)
3790                 reset_mask |= RADEON_RESET_GRBM;
3791
3792         if (tmp & VMC_BUSY)
3793                 reset_mask |= RADEON_RESET_VMC;
3794
3795         if (tmp & (MCB_BUSY | MCB_NON_DISPLAY_BUSY |
3796                    MCC_BUSY | MCD_BUSY))
3797                 reset_mask |= RADEON_RESET_MC;
3798
3799         if (evergreen_is_display_hung(rdev))
3800                 reset_mask |= RADEON_RESET_DISPLAY;
3801
3802         /* VM_L2_STATUS */
3803         tmp = RREG32(VM_L2_STATUS);
3804         if (tmp & L2_BUSY)
3805                 reset_mask |= RADEON_RESET_VMC;
3806
3807         /* Skip MC reset as it's mostly likely not hung, just busy */
3808         if (reset_mask & RADEON_RESET_MC) {
3809                 DRM_DEBUG("MC busy: 0x%08X, clearing.\n", reset_mask);
3810                 reset_mask &= ~RADEON_RESET_MC;
3811         }
3812
3813         return reset_mask;
3814 }
3815
3816 static void si_gpu_soft_reset(struct radeon_device *rdev, u32 reset_mask)
3817 {
3818         struct evergreen_mc_save save;
3819         u32 grbm_soft_reset = 0, srbm_soft_reset = 0;
3820         u32 tmp;
3821
3822         if (reset_mask == 0)
3823                 return;
3824
3825         dev_info(rdev->dev, "GPU softreset: 0x%08X\n", reset_mask);
3826
3827         evergreen_print_gpu_status_regs(rdev);
3828         dev_info(rdev->dev, "  VM_CONTEXT1_PROTECTION_FAULT_ADDR   0x%08X\n",
3829                  RREG32(VM_CONTEXT1_PROTECTION_FAULT_ADDR));
3830         dev_info(rdev->dev, "  VM_CONTEXT1_PROTECTION_FAULT_STATUS 0x%08X\n",
3831                  RREG32(VM_CONTEXT1_PROTECTION_FAULT_STATUS));
3832
3833         /* disable PG/CG */
3834         si_fini_pg(rdev);
3835         si_fini_cg(rdev);
3836
3837         /* stop the rlc */
3838         si_rlc_stop(rdev);
3839
3840         /* Disable CP parsing/prefetching */
3841         WREG32(CP_ME_CNTL, CP_ME_HALT | CP_PFP_HALT | CP_CE_HALT);
3842
3843         if (reset_mask & RADEON_RESET_DMA) {
3844                 /* dma0 */
3845                 tmp = RREG32(DMA_RB_CNTL + DMA0_REGISTER_OFFSET);
3846                 tmp &= ~DMA_RB_ENABLE;
3847                 WREG32(DMA_RB_CNTL + DMA0_REGISTER_OFFSET, tmp);
3848         }
3849         if (reset_mask & RADEON_RESET_DMA1) {
3850                 /* dma1 */
3851                 tmp = RREG32(DMA_RB_CNTL + DMA1_REGISTER_OFFSET);
3852                 tmp &= ~DMA_RB_ENABLE;
3853                 WREG32(DMA_RB_CNTL + DMA1_REGISTER_OFFSET, tmp);
3854         }
3855
3856         udelay(50);
3857
3858         evergreen_mc_stop(rdev, &save);
3859         if (evergreen_mc_wait_for_idle(rdev)) {
3860                 dev_warn(rdev->dev, "Wait for MC idle timedout !\n");
3861         }
3862
3863         if (reset_mask & (RADEON_RESET_GFX | RADEON_RESET_COMPUTE | RADEON_RESET_CP)) {
3864                 grbm_soft_reset = SOFT_RESET_CB |
3865                         SOFT_RESET_DB |
3866                         SOFT_RESET_GDS |
3867                         SOFT_RESET_PA |
3868                         SOFT_RESET_SC |
3869                         SOFT_RESET_BCI |
3870                         SOFT_RESET_SPI |
3871                         SOFT_RESET_SX |
3872                         SOFT_RESET_TC |
3873                         SOFT_RESET_TA |
3874                         SOFT_RESET_VGT |
3875                         SOFT_RESET_IA;
3876         }
3877
3878         if (reset_mask & RADEON_RESET_CP) {
3879                 grbm_soft_reset |= SOFT_RESET_CP | SOFT_RESET_VGT;
3880
3881                 srbm_soft_reset |= SOFT_RESET_GRBM;
3882         }
3883
3884         if (reset_mask & RADEON_RESET_DMA)
3885                 srbm_soft_reset |= SOFT_RESET_DMA;
3886
3887         if (reset_mask & RADEON_RESET_DMA1)
3888                 srbm_soft_reset |= SOFT_RESET_DMA1;
3889
3890         if (reset_mask & RADEON_RESET_DISPLAY)
3891                 srbm_soft_reset |= SOFT_RESET_DC;
3892
3893         if (reset_mask & RADEON_RESET_RLC)
3894                 grbm_soft_reset |= SOFT_RESET_RLC;
3895
3896         if (reset_mask & RADEON_RESET_SEM)
3897                 srbm_soft_reset |= SOFT_RESET_SEM;
3898
3899         if (reset_mask & RADEON_RESET_IH)
3900                 srbm_soft_reset |= SOFT_RESET_IH;
3901
3902         if (reset_mask & RADEON_RESET_GRBM)
3903                 srbm_soft_reset |= SOFT_RESET_GRBM;
3904
3905         if (reset_mask & RADEON_RESET_VMC)
3906                 srbm_soft_reset |= SOFT_RESET_VMC;
3907
3908         if (reset_mask & RADEON_RESET_MC)
3909                 srbm_soft_reset |= SOFT_RESET_MC;
3910
3911         if (grbm_soft_reset) {
3912                 tmp = RREG32(GRBM_SOFT_RESET);
3913                 tmp |= grbm_soft_reset;
3914                 dev_info(rdev->dev, "GRBM_SOFT_RESET=0x%08X\n", tmp);
3915                 WREG32(GRBM_SOFT_RESET, tmp);
3916                 tmp = RREG32(GRBM_SOFT_RESET);
3917
3918                 udelay(50);
3919
3920                 tmp &= ~grbm_soft_reset;
3921                 WREG32(GRBM_SOFT_RESET, tmp);
3922                 tmp = RREG32(GRBM_SOFT_RESET);
3923         }
3924
3925         if (srbm_soft_reset) {
3926                 tmp = RREG32(SRBM_SOFT_RESET);
3927                 tmp |= srbm_soft_reset;
3928                 dev_info(rdev->dev, "SRBM_SOFT_RESET=0x%08X\n", tmp);
3929                 WREG32(SRBM_SOFT_RESET, tmp);
3930                 tmp = RREG32(SRBM_SOFT_RESET);
3931
3932                 udelay(50);
3933
3934                 tmp &= ~srbm_soft_reset;
3935                 WREG32(SRBM_SOFT_RESET, tmp);
3936                 tmp = RREG32(SRBM_SOFT_RESET);
3937         }
3938
3939         /* Wait a little for things to settle down */
3940         udelay(50);
3941
3942         evergreen_mc_resume(rdev, &save);
3943         udelay(50);
3944
3945         evergreen_print_gpu_status_regs(rdev);
3946 }
3947
3948 static void si_set_clk_bypass_mode(struct radeon_device *rdev)
3949 {
3950         u32 tmp, i;
3951
3952         tmp = RREG32(CG_SPLL_FUNC_CNTL);
3953         tmp |= SPLL_BYPASS_EN;
3954         WREG32(CG_SPLL_FUNC_CNTL, tmp);
3955
3956         tmp = RREG32(CG_SPLL_FUNC_CNTL_2);
3957         tmp |= SPLL_CTLREQ_CHG;
3958         WREG32(CG_SPLL_FUNC_CNTL_2, tmp);
3959
3960         for (i = 0; i < rdev->usec_timeout; i++) {
3961                 if (RREG32(SPLL_STATUS) & SPLL_CHG_STATUS)
3962                         break;
3963                 udelay(1);
3964         }
3965
3966         tmp = RREG32(CG_SPLL_FUNC_CNTL_2);
3967         tmp &= ~(SPLL_CTLREQ_CHG | SCLK_MUX_UPDATE);
3968         WREG32(CG_SPLL_FUNC_CNTL_2, tmp);
3969
3970         tmp = RREG32(MPLL_CNTL_MODE);
3971         tmp &= ~MPLL_MCLK_SEL;
3972         WREG32(MPLL_CNTL_MODE, tmp);
3973 }
3974
3975 static void si_spll_powerdown(struct radeon_device *rdev)
3976 {
3977         u32 tmp;
3978
3979         tmp = RREG32(SPLL_CNTL_MODE);
3980         tmp |= SPLL_SW_DIR_CONTROL;
3981         WREG32(SPLL_CNTL_MODE, tmp);
3982
3983         tmp = RREG32(CG_SPLL_FUNC_CNTL);
3984         tmp |= SPLL_RESET;
3985         WREG32(CG_SPLL_FUNC_CNTL, tmp);
3986
3987         tmp = RREG32(CG_SPLL_FUNC_CNTL);
3988         tmp |= SPLL_SLEEP;
3989         WREG32(CG_SPLL_FUNC_CNTL, tmp);
3990
3991         tmp = RREG32(SPLL_CNTL_MODE);
3992         tmp &= ~SPLL_SW_DIR_CONTROL;
3993         WREG32(SPLL_CNTL_MODE, tmp);
3994 }
3995
3996 static void si_gpu_pci_config_reset(struct radeon_device *rdev)
3997 {
3998         struct evergreen_mc_save save;
3999         u32 tmp, i;
4000
4001         dev_info(rdev->dev, "GPU pci config reset\n");
4002
4003         /* disable dpm? */
4004
4005         /* disable cg/pg */
4006         si_fini_pg(rdev);
4007         si_fini_cg(rdev);
4008
4009         /* Disable CP parsing/prefetching */
4010         WREG32(CP_ME_CNTL, CP_ME_HALT | CP_PFP_HALT | CP_CE_HALT);
4011         /* dma0 */
4012         tmp = RREG32(DMA_RB_CNTL + DMA0_REGISTER_OFFSET);
4013         tmp &= ~DMA_RB_ENABLE;
4014         WREG32(DMA_RB_CNTL + DMA0_REGISTER_OFFSET, tmp);
4015         /* dma1 */
4016         tmp = RREG32(DMA_RB_CNTL + DMA1_REGISTER_OFFSET);
4017         tmp &= ~DMA_RB_ENABLE;
4018         WREG32(DMA_RB_CNTL + DMA1_REGISTER_OFFSET, tmp);
4019         /* XXX other engines? */
4020
4021         /* halt the rlc, disable cp internal ints */
4022         si_rlc_stop(rdev);
4023
4024         udelay(50);
4025
4026         /* disable mem access */
4027         evergreen_mc_stop(rdev, &save);
4028         if (evergreen_mc_wait_for_idle(rdev)) {
4029                 dev_warn(rdev->dev, "Wait for MC idle timed out !\n");
4030         }
4031
4032         /* set mclk/sclk to bypass */
4033         si_set_clk_bypass_mode(rdev);
4034         /* powerdown spll */
4035         si_spll_powerdown(rdev);
4036         /* disable BM */
4037         pci_clear_master(rdev->pdev);
4038         /* reset */
4039         radeon_pci_config_reset(rdev);
4040         /* wait for asic to come out of reset */
4041         for (i = 0; i < rdev->usec_timeout; i++) {
4042                 if (RREG32(CONFIG_MEMSIZE) != 0xffffffff)
4043                         break;
4044                 udelay(1);
4045         }
4046 }
4047
4048 int si_asic_reset(struct radeon_device *rdev)
4049 {
4050         u32 reset_mask;
4051
4052         reset_mask = si_gpu_check_soft_reset(rdev);
4053
4054         if (reset_mask)
4055                 r600_set_bios_scratch_engine_hung(rdev, true);
4056
4057         /* try soft reset */
4058         si_gpu_soft_reset(rdev, reset_mask);
4059
4060         reset_mask = si_gpu_check_soft_reset(rdev);
4061
4062         /* try pci config reset */
4063         if (reset_mask && radeon_hard_reset)
4064                 si_gpu_pci_config_reset(rdev);
4065
4066         reset_mask = si_gpu_check_soft_reset(rdev);
4067
4068         if (!reset_mask)
4069                 r600_set_bios_scratch_engine_hung(rdev, false);
4070
4071         return 0;
4072 }
4073
4074 /**
4075  * si_gfx_is_lockup - Check if the GFX engine is locked up
4076  *
4077  * @rdev: radeon_device pointer
4078  * @ring: radeon_ring structure holding ring information
4079  *
4080  * Check if the GFX engine is locked up.
4081  * Returns true if the engine appears to be locked up, false if not.
4082  */
4083 bool si_gfx_is_lockup(struct radeon_device *rdev, struct radeon_ring *ring)
4084 {
4085         u32 reset_mask = si_gpu_check_soft_reset(rdev);
4086
4087         if (!(reset_mask & (RADEON_RESET_GFX |
4088                             RADEON_RESET_COMPUTE |
4089                             RADEON_RESET_CP))) {
4090                 radeon_ring_lockup_update(rdev, ring);
4091                 return false;
4092         }
4093         return radeon_ring_test_lockup(rdev, ring);
4094 }
4095
4096 /* MC */
4097 static void si_mc_program(struct radeon_device *rdev)
4098 {
4099         struct evergreen_mc_save save;
4100         u32 tmp;
4101         int i, j;
4102
4103         /* Initialize HDP */
4104         for (i = 0, j = 0; i < 32; i++, j += 0x18) {
4105                 WREG32((0x2c14 + j), 0x00000000);
4106                 WREG32((0x2c18 + j), 0x00000000);
4107                 WREG32((0x2c1c + j), 0x00000000);
4108                 WREG32((0x2c20 + j), 0x00000000);
4109                 WREG32((0x2c24 + j), 0x00000000);
4110         }
4111         WREG32(HDP_REG_COHERENCY_FLUSH_CNTL, 0);
4112
4113         evergreen_mc_stop(rdev, &save);
4114         if (radeon_mc_wait_for_idle(rdev)) {
4115                 dev_warn(rdev->dev, "Wait for MC idle timedout !\n");
4116         }
4117         if (!ASIC_IS_NODCE(rdev))
4118                 /* Lockout access through VGA aperture*/
4119                 WREG32(VGA_HDP_CONTROL, VGA_MEMORY_DISABLE);
4120         /* Update configuration */
4121         WREG32(MC_VM_SYSTEM_APERTURE_LOW_ADDR,
4122                rdev->mc.vram_start >> 12);
4123         WREG32(MC_VM_SYSTEM_APERTURE_HIGH_ADDR,
4124                rdev->mc.vram_end >> 12);
4125         WREG32(MC_VM_SYSTEM_APERTURE_DEFAULT_ADDR,
4126                rdev->vram_scratch.gpu_addr >> 12);
4127         tmp = ((rdev->mc.vram_end >> 24) & 0xFFFF) << 16;
4128         tmp |= ((rdev->mc.vram_start >> 24) & 0xFFFF);
4129         WREG32(MC_VM_FB_LOCATION, tmp);
4130         /* XXX double check these! */
4131         WREG32(HDP_NONSURFACE_BASE, (rdev->mc.vram_start >> 8));
4132         WREG32(HDP_NONSURFACE_INFO, (2 << 7) | (1 << 30));
4133         WREG32(HDP_NONSURFACE_SIZE, 0x3FFFFFFF);
4134         WREG32(MC_VM_AGP_BASE, 0);
4135         WREG32(MC_VM_AGP_TOP, 0x0FFFFFFF);
4136         WREG32(MC_VM_AGP_BOT, 0x0FFFFFFF);
4137         if (radeon_mc_wait_for_idle(rdev)) {
4138                 dev_warn(rdev->dev, "Wait for MC idle timedout !\n");
4139         }
4140         evergreen_mc_resume(rdev, &save);
4141         if (!ASIC_IS_NODCE(rdev)) {
4142                 /* we need to own VRAM, so turn off the VGA renderer here
4143                  * to stop it overwriting our objects */
4144                 rv515_vga_render_disable(rdev);
4145         }
4146 }
4147
4148 void si_vram_gtt_location(struct radeon_device *rdev,
4149                           struct radeon_mc *mc)
4150 {
4151         if (mc->mc_vram_size > 0xFFC0000000ULL) {
4152                 /* leave room for at least 1024M GTT */
4153                 dev_warn(rdev->dev, "limiting VRAM\n");
4154                 mc->real_vram_size = 0xFFC0000000ULL;
4155                 mc->mc_vram_size = 0xFFC0000000ULL;
4156         }
4157         radeon_vram_location(rdev, &rdev->mc, 0);
4158         rdev->mc.gtt_base_align = 0;
4159         radeon_gtt_location(rdev, mc);
4160 }
4161
4162 static int si_mc_init(struct radeon_device *rdev)
4163 {
4164         u32 tmp;
4165         int chansize, numchan;
4166
4167         /* Get VRAM informations */
4168         rdev->mc.vram_is_ddr = true;
4169         tmp = RREG32(MC_ARB_RAMCFG);
4170         if (tmp & CHANSIZE_OVERRIDE) {
4171                 chansize = 16;
4172         } else if (tmp & CHANSIZE_MASK) {
4173                 chansize = 64;
4174         } else {
4175                 chansize = 32;
4176         }
4177         tmp = RREG32(MC_SHARED_CHMAP);
4178         switch ((tmp & NOOFCHAN_MASK) >> NOOFCHAN_SHIFT) {
4179         case 0:
4180         default:
4181                 numchan = 1;
4182                 break;
4183         case 1:
4184                 numchan = 2;
4185                 break;
4186         case 2:
4187                 numchan = 4;
4188                 break;
4189         case 3:
4190                 numchan = 8;
4191                 break;
4192         case 4:
4193                 numchan = 3;
4194                 break;
4195         case 5:
4196                 numchan = 6;
4197                 break;
4198         case 6:
4199                 numchan = 10;
4200                 break;
4201         case 7:
4202                 numchan = 12;
4203                 break;
4204         case 8:
4205                 numchan = 16;
4206                 break;
4207         }
4208         rdev->mc.vram_width = numchan * chansize;
4209         /* Could aper size report 0 ? */
4210         rdev->mc.aper_base = pci_resource_start(rdev->pdev, 0);
4211         rdev->mc.aper_size = pci_resource_len(rdev->pdev, 0);
4212         /* size in MB on si */
4213         tmp = RREG32(CONFIG_MEMSIZE);
4214         /* some boards may have garbage in the upper 16 bits */
4215         if (tmp & 0xffff0000) {
4216                 DRM_INFO("Probable bad vram size: 0x%08x\n", tmp);
4217                 if (tmp & 0xffff)
4218                         tmp &= 0xffff;
4219         }
4220         rdev->mc.mc_vram_size = tmp * 1024ULL * 1024ULL;
4221         rdev->mc.real_vram_size = rdev->mc.mc_vram_size;
4222         rdev->mc.visible_vram_size = rdev->mc.aper_size;
4223         si_vram_gtt_location(rdev, &rdev->mc);
4224         radeon_update_bandwidth_info(rdev);
4225
4226         return 0;
4227 }
4228
4229 /*
4230  * GART
4231  */
4232 void si_pcie_gart_tlb_flush(struct radeon_device *rdev)
4233 {
4234         /* flush hdp cache */
4235         WREG32(HDP_MEM_COHERENCY_FLUSH_CNTL, 0x1);
4236
4237         /* bits 0-15 are the VM contexts0-15 */
4238         WREG32(VM_INVALIDATE_REQUEST, 1);
4239 }
4240
4241 static int si_pcie_gart_enable(struct radeon_device *rdev)
4242 {
4243         int r, i;
4244
4245         if (rdev->gart.robj == NULL) {
4246                 dev_err(rdev->dev, "No VRAM object for PCIE GART.\n");
4247                 return -EINVAL;
4248         }
4249         r = radeon_gart_table_vram_pin(rdev);
4250         if (r)
4251                 return r;
4252         /* Setup TLB control */
4253         WREG32(MC_VM_MX_L1_TLB_CNTL,
4254                (0xA << 7) |
4255                ENABLE_L1_TLB |
4256                ENABLE_L1_FRAGMENT_PROCESSING |
4257                SYSTEM_ACCESS_MODE_NOT_IN_SYS |
4258                ENABLE_ADVANCED_DRIVER_MODEL |
4259                SYSTEM_APERTURE_UNMAPPED_ACCESS_PASS_THRU);
4260         /* Setup L2 cache */
4261         WREG32(VM_L2_CNTL, ENABLE_L2_CACHE |
4262                ENABLE_L2_FRAGMENT_PROCESSING |
4263                ENABLE_L2_PTE_CACHE_LRU_UPDATE_BY_WRITE |
4264                ENABLE_L2_PDE0_CACHE_LRU_UPDATE_BY_WRITE |
4265                EFFECTIVE_L2_QUEUE_SIZE(7) |
4266                CONTEXT1_IDENTITY_ACCESS_MODE(1));
4267         WREG32(VM_L2_CNTL2, INVALIDATE_ALL_L1_TLBS | INVALIDATE_L2_CACHE);
4268         WREG32(VM_L2_CNTL3, L2_CACHE_BIGK_ASSOCIATIVITY |
4269                BANK_SELECT(4) |
4270                L2_CACHE_BIGK_FRAGMENT_SIZE(4));
4271         /* setup context0 */
4272         WREG32(VM_CONTEXT0_PAGE_TABLE_START_ADDR, rdev->mc.gtt_start >> 12);
4273         WREG32(VM_CONTEXT0_PAGE_TABLE_END_ADDR, rdev->mc.gtt_end >> 12);
4274         WREG32(VM_CONTEXT0_PAGE_TABLE_BASE_ADDR, rdev->gart.table_addr >> 12);
4275         WREG32(VM_CONTEXT0_PROTECTION_FAULT_DEFAULT_ADDR,
4276                         (u32)(rdev->dummy_page.addr >> 12));
4277         WREG32(VM_CONTEXT0_CNTL2, 0);
4278         WREG32(VM_CONTEXT0_CNTL, (ENABLE_CONTEXT | PAGE_TABLE_DEPTH(0) |
4279                                   RANGE_PROTECTION_FAULT_ENABLE_DEFAULT));
4280
4281         WREG32(0x15D4, 0);
4282         WREG32(0x15D8, 0);
4283         WREG32(0x15DC, 0);
4284
4285         /* empty context1-15 */
4286         /* set vm size, must be a multiple of 4 */
4287         WREG32(VM_CONTEXT1_PAGE_TABLE_START_ADDR, 0);
4288         WREG32(VM_CONTEXT1_PAGE_TABLE_END_ADDR, rdev->vm_manager.max_pfn);
4289         /* Assign the pt base to something valid for now; the pts used for
4290          * the VMs are determined by the application and setup and assigned
4291          * on the fly in the vm part of radeon_gart.c
4292          */
4293         for (i = 1; i < 16; i++) {
4294                 if (i < 8)
4295                         WREG32(VM_CONTEXT0_PAGE_TABLE_BASE_ADDR + (i << 2),
4296                                rdev->vm_manager.saved_table_addr[i]);
4297                 else
4298                         WREG32(VM_CONTEXT8_PAGE_TABLE_BASE_ADDR + ((i - 8) << 2),
4299                                rdev->vm_manager.saved_table_addr[i]);
4300         }
4301
4302         /* enable context1-15 */
4303         WREG32(VM_CONTEXT1_PROTECTION_FAULT_DEFAULT_ADDR,
4304                (u32)(rdev->dummy_page.addr >> 12));
4305         WREG32(VM_CONTEXT1_CNTL2, 4);
4306         WREG32(VM_CONTEXT1_CNTL, ENABLE_CONTEXT | PAGE_TABLE_DEPTH(1) |
4307                                 PAGE_TABLE_BLOCK_SIZE(radeon_vm_block_size - 9) |
4308                                 RANGE_PROTECTION_FAULT_ENABLE_INTERRUPT |
4309                                 RANGE_PROTECTION_FAULT_ENABLE_DEFAULT |
4310                                 DUMMY_PAGE_PROTECTION_FAULT_ENABLE_INTERRUPT |
4311                                 DUMMY_PAGE_PROTECTION_FAULT_ENABLE_DEFAULT |
4312                                 PDE0_PROTECTION_FAULT_ENABLE_INTERRUPT |
4313                                 PDE0_PROTECTION_FAULT_ENABLE_DEFAULT |
4314                                 VALID_PROTECTION_FAULT_ENABLE_INTERRUPT |
4315                                 VALID_PROTECTION_FAULT_ENABLE_DEFAULT |
4316                                 READ_PROTECTION_FAULT_ENABLE_INTERRUPT |
4317                                 READ_PROTECTION_FAULT_ENABLE_DEFAULT |
4318                                 WRITE_PROTECTION_FAULT_ENABLE_INTERRUPT |
4319                                 WRITE_PROTECTION_FAULT_ENABLE_DEFAULT);
4320
4321         si_pcie_gart_tlb_flush(rdev);
4322         DRM_INFO("PCIE GART of %uM enabled (table at 0x%016llX).\n",
4323                  (unsigned)(rdev->mc.gtt_size >> 20),
4324                  (unsigned long long)rdev->gart.table_addr);
4325         rdev->gart.ready = true;
4326         return 0;
4327 }
4328
4329 static void si_pcie_gart_disable(struct radeon_device *rdev)
4330 {
4331         unsigned i;
4332
4333         for (i = 1; i < 16; ++i) {
4334                 uint32_t reg;
4335                 if (i < 8)
4336                         reg = VM_CONTEXT0_PAGE_TABLE_BASE_ADDR + (i << 2);
4337                 else
4338                         reg = VM_CONTEXT8_PAGE_TABLE_BASE_ADDR + ((i - 8) << 2);
4339                 rdev->vm_manager.saved_table_addr[i] = RREG32(reg);
4340         }
4341
4342         /* Disable all tables */
4343         WREG32(VM_CONTEXT0_CNTL, 0);
4344         WREG32(VM_CONTEXT1_CNTL, 0);
4345         /* Setup TLB control */
4346         WREG32(MC_VM_MX_L1_TLB_CNTL, SYSTEM_ACCESS_MODE_NOT_IN_SYS |
4347                SYSTEM_APERTURE_UNMAPPED_ACCESS_PASS_THRU);
4348         /* Setup L2 cache */
4349         WREG32(VM_L2_CNTL, ENABLE_L2_PTE_CACHE_LRU_UPDATE_BY_WRITE |
4350                ENABLE_L2_PDE0_CACHE_LRU_UPDATE_BY_WRITE |
4351                EFFECTIVE_L2_QUEUE_SIZE(7) |
4352                CONTEXT1_IDENTITY_ACCESS_MODE(1));
4353         WREG32(VM_L2_CNTL2, 0);
4354         WREG32(VM_L2_CNTL3, L2_CACHE_BIGK_ASSOCIATIVITY |
4355                L2_CACHE_BIGK_FRAGMENT_SIZE(0));
4356         radeon_gart_table_vram_unpin(rdev);
4357 }
4358
4359 static void si_pcie_gart_fini(struct radeon_device *rdev)
4360 {
4361         si_pcie_gart_disable(rdev);
4362         radeon_gart_table_vram_free(rdev);
4363         radeon_gart_fini(rdev);
4364 }
4365
4366 /* vm parser */
4367 static bool si_vm_reg_valid(u32 reg)
4368 {
4369         /* context regs are fine */
4370         if (reg >= 0x28000)
4371                 return true;
4372
4373         /* check config regs */
4374         switch (reg) {
4375         case GRBM_GFX_INDEX:
4376         case CP_STRMOUT_CNTL:
4377         case VGT_VTX_VECT_EJECT_REG:
4378         case VGT_CACHE_INVALIDATION:
4379         case VGT_ESGS_RING_SIZE:
4380         case VGT_GSVS_RING_SIZE:
4381         case VGT_GS_VERTEX_REUSE:
4382         case VGT_PRIMITIVE_TYPE:
4383         case VGT_INDEX_TYPE:
4384         case VGT_NUM_INDICES:
4385         case VGT_NUM_INSTANCES:
4386         case VGT_TF_RING_SIZE:
4387         case VGT_HS_OFFCHIP_PARAM:
4388         case VGT_TF_MEMORY_BASE:
4389         case PA_CL_ENHANCE:
4390         case PA_SU_LINE_STIPPLE_VALUE:
4391         case PA_SC_LINE_STIPPLE_STATE:
4392         case PA_SC_ENHANCE:
4393         case SQC_CACHES:
4394         case SPI_STATIC_THREAD_MGMT_1:
4395         case SPI_STATIC_THREAD_MGMT_2:
4396         case SPI_STATIC_THREAD_MGMT_3:
4397         case SPI_PS_MAX_WAVE_ID:
4398         case SPI_CONFIG_CNTL:
4399         case SPI_CONFIG_CNTL_1:
4400         case TA_CNTL_AUX:
4401                 return true;
4402         default:
4403                 DRM_ERROR("Invalid register 0x%x in CS\n", reg);
4404                 return false;
4405         }
4406 }
4407
4408 static int si_vm_packet3_ce_check(struct radeon_device *rdev,
4409                                   u32 *ib, struct radeon_cs_packet *pkt)
4410 {
4411         switch (pkt->opcode) {
4412         case PACKET3_NOP:
4413         case PACKET3_SET_BASE:
4414         case PACKET3_SET_CE_DE_COUNTERS:
4415         case PACKET3_LOAD_CONST_RAM:
4416         case PACKET3_WRITE_CONST_RAM:
4417         case PACKET3_WRITE_CONST_RAM_OFFSET:
4418         case PACKET3_DUMP_CONST_RAM:
4419         case PACKET3_INCREMENT_CE_COUNTER:
4420         case PACKET3_WAIT_ON_DE_COUNTER:
4421         case PACKET3_CE_WRITE:
4422                 break;
4423         default:
4424                 DRM_ERROR("Invalid CE packet3: 0x%x\n", pkt->opcode);
4425                 return -EINVAL;
4426         }
4427         return 0;
4428 }
4429
4430 static int si_vm_packet3_cp_dma_check(u32 *ib, u32 idx)
4431 {
4432         u32 start_reg, reg, i;
4433         u32 command = ib[idx + 4];
4434         u32 info = ib[idx + 1];
4435         u32 idx_value = ib[idx];
4436         if (command & PACKET3_CP_DMA_CMD_SAS) {
4437                 /* src address space is register */
4438                 if (((info & 0x60000000) >> 29) == 0) {
4439                         start_reg = idx_value << 2;
4440                         if (command & PACKET3_CP_DMA_CMD_SAIC) {
4441                                 reg = start_reg;
4442                                 if (!si_vm_reg_valid(reg)) {
4443                                         DRM_ERROR("CP DMA Bad SRC register\n");
4444                                         return -EINVAL;
4445                                 }
4446                         } else {
4447                                 for (i = 0; i < (command & 0x1fffff); i++) {
4448                                         reg = start_reg + (4 * i);
4449                                         if (!si_vm_reg_valid(reg)) {
4450                                                 DRM_ERROR("CP DMA Bad SRC register\n");
4451                                                 return -EINVAL;
4452                                         }
4453                                 }
4454                         }
4455                 }
4456         }
4457         if (command & PACKET3_CP_DMA_CMD_DAS) {
4458                 /* dst address space is register */
4459                 if (((info & 0x00300000) >> 20) == 0) {
4460                         start_reg = ib[idx + 2];
4461                         if (command & PACKET3_CP_DMA_CMD_DAIC) {
4462                                 reg = start_reg;
4463                                 if (!si_vm_reg_valid(reg)) {
4464                                         DRM_ERROR("CP DMA Bad DST register\n");
4465                                         return -EINVAL;
4466                                 }
4467                         } else {
4468                                 for (i = 0; i < (command & 0x1fffff); i++) {
4469                                         reg = start_reg + (4 * i);
4470                                 if (!si_vm_reg_valid(reg)) {
4471                                                 DRM_ERROR("CP DMA Bad DST register\n");
4472                                                 return -EINVAL;
4473                                         }
4474                                 }
4475                         }
4476                 }
4477         }
4478         return 0;
4479 }
4480
4481 static int si_vm_packet3_gfx_check(struct radeon_device *rdev,
4482                                    u32 *ib, struct radeon_cs_packet *pkt)
4483 {
4484         int r;
4485         u32 idx = pkt->idx + 1;
4486         u32 idx_value = ib[idx];
4487         u32 start_reg, end_reg, reg, i;
4488
4489         switch (pkt->opcode) {
4490         case PACKET3_NOP:
4491         case PACKET3_SET_BASE:
4492         case PACKET3_CLEAR_STATE:
4493         case PACKET3_INDEX_BUFFER_SIZE:
4494         case PACKET3_DISPATCH_DIRECT:
4495         case PACKET3_DISPATCH_INDIRECT:
4496         case PACKET3_ALLOC_GDS:
4497         case PACKET3_WRITE_GDS_RAM:
4498         case PACKET3_ATOMIC_GDS:
4499         case PACKET3_ATOMIC:
4500         case PACKET3_OCCLUSION_QUERY:
4501         case PACKET3_SET_PREDICATION:
4502         case PACKET3_COND_EXEC:
4503         case PACKET3_PRED_EXEC:
4504         case PACKET3_DRAW_INDIRECT:
4505         case PACKET3_DRAW_INDEX_INDIRECT:
4506         case PACKET3_INDEX_BASE:
4507         case PACKET3_DRAW_INDEX_2:
4508         case PACKET3_CONTEXT_CONTROL:
4509         case PACKET3_INDEX_TYPE:
4510         case PACKET3_DRAW_INDIRECT_MULTI:
4511         case PACKET3_DRAW_INDEX_AUTO:
4512         case PACKET3_DRAW_INDEX_IMMD:
4513         case PACKET3_NUM_INSTANCES:
4514         case PACKET3_DRAW_INDEX_MULTI_AUTO:
4515         case PACKET3_STRMOUT_BUFFER_UPDATE:
4516         case PACKET3_DRAW_INDEX_OFFSET_2:
4517         case PACKET3_DRAW_INDEX_MULTI_ELEMENT:
4518         case PACKET3_DRAW_INDEX_INDIRECT_MULTI:
4519         case PACKET3_MPEG_INDEX:
4520         case PACKET3_WAIT_REG_MEM:
4521         case PACKET3_MEM_WRITE:
4522         case PACKET3_PFP_SYNC_ME:
4523         case PACKET3_SURFACE_SYNC:
4524         case PACKET3_EVENT_WRITE:
4525         case PACKET3_EVENT_WRITE_EOP:
4526         case PACKET3_EVENT_WRITE_EOS:
4527         case PACKET3_SET_CONTEXT_REG:
4528         case PACKET3_SET_CONTEXT_REG_INDIRECT:
4529         case PACKET3_SET_SH_REG:
4530         case PACKET3_SET_SH_REG_OFFSET:
4531         case PACKET3_INCREMENT_DE_COUNTER:
4532         case PACKET3_WAIT_ON_CE_COUNTER:
4533         case PACKET3_WAIT_ON_AVAIL_BUFFER:
4534         case PACKET3_ME_WRITE:
4535                 break;
4536         case PACKET3_COPY_DATA:
4537                 if ((idx_value & 0xf00) == 0) {
4538                         reg = ib[idx + 3] * 4;
4539                         if (!si_vm_reg_valid(reg))
4540                                 return -EINVAL;
4541                 }
4542                 break;
4543         case PACKET3_WRITE_DATA:
4544                 if ((idx_value & 0xf00) == 0) {
4545                         start_reg = ib[idx + 1] * 4;
4546                         if (idx_value & 0x10000) {
4547                                 if (!si_vm_reg_valid(start_reg))
4548                                         return -EINVAL;
4549                         } else {
4550                                 for (i = 0; i < (pkt->count - 2); i++) {
4551                                         reg = start_reg + (4 * i);
4552                                         if (!si_vm_reg_valid(reg))
4553                                                 return -EINVAL;
4554                                 }
4555                         }
4556                 }
4557                 break;
4558         case PACKET3_COND_WRITE:
4559                 if (idx_value & 0x100) {
4560                         reg = ib[idx + 5] * 4;
4561                         if (!si_vm_reg_valid(reg))
4562                                 return -EINVAL;
4563                 }
4564                 break;
4565         case PACKET3_COPY_DW:
4566                 if (idx_value & 0x2) {
4567                         reg = ib[idx + 3] * 4;
4568                         if (!si_vm_reg_valid(reg))
4569                                 return -EINVAL;
4570                 }
4571                 break;
4572         case PACKET3_SET_CONFIG_REG:
4573                 start_reg = (idx_value << 2) + PACKET3_SET_CONFIG_REG_START;
4574                 end_reg = 4 * pkt->count + start_reg - 4;
4575                 if ((start_reg < PACKET3_SET_CONFIG_REG_START) ||
4576                     (start_reg >= PACKET3_SET_CONFIG_REG_END) ||
4577                     (end_reg >= PACKET3_SET_CONFIG_REG_END)) {
4578                         DRM_ERROR("bad PACKET3_SET_CONFIG_REG\n");
4579                         return -EINVAL;
4580                 }
4581                 for (i = 0; i < pkt->count; i++) {
4582                         reg = start_reg + (4 * i);
4583                         if (!si_vm_reg_valid(reg))
4584                                 return -EINVAL;
4585                 }
4586                 break;
4587         case PACKET3_CP_DMA:
4588                 r = si_vm_packet3_cp_dma_check(ib, idx);
4589                 if (r)
4590                         return r;
4591                 break;
4592         default:
4593                 DRM_ERROR("Invalid GFX packet3: 0x%x\n", pkt->opcode);
4594                 return -EINVAL;
4595         }
4596         return 0;
4597 }
4598
4599 static int si_vm_packet3_compute_check(struct radeon_device *rdev,
4600                                        u32 *ib, struct radeon_cs_packet *pkt)
4601 {
4602         int r;
4603         u32 idx = pkt->idx + 1;
4604         u32 idx_value = ib[idx];
4605         u32 start_reg, reg, i;
4606
4607         switch (pkt->opcode) {
4608         case PACKET3_NOP:
4609         case PACKET3_SET_BASE:
4610         case PACKET3_CLEAR_STATE:
4611         case PACKET3_DISPATCH_DIRECT:
4612         case PACKET3_DISPATCH_INDIRECT:
4613         case PACKET3_ALLOC_GDS:
4614         case PACKET3_WRITE_GDS_RAM:
4615         case PACKET3_ATOMIC_GDS:
4616         case PACKET3_ATOMIC:
4617         case PACKET3_OCCLUSION_QUERY:
4618         case PACKET3_SET_PREDICATION:
4619         case PACKET3_COND_EXEC:
4620         case PACKET3_PRED_EXEC:
4621         case PACKET3_CONTEXT_CONTROL:
4622         case PACKET3_STRMOUT_BUFFER_UPDATE:
4623         case PACKET3_WAIT_REG_MEM:
4624         case PACKET3_MEM_WRITE:
4625         case PACKET3_PFP_SYNC_ME:
4626         case PACKET3_SURFACE_SYNC:
4627         case PACKET3_EVENT_WRITE:
4628         case PACKET3_EVENT_WRITE_EOP:
4629         case PACKET3_EVENT_WRITE_EOS:
4630         case PACKET3_SET_CONTEXT_REG:
4631         case PACKET3_SET_CONTEXT_REG_INDIRECT:
4632         case PACKET3_SET_SH_REG:
4633         case PACKET3_SET_SH_REG_OFFSET:
4634         case PACKET3_INCREMENT_DE_COUNTER:
4635         case PACKET3_WAIT_ON_CE_COUNTER:
4636         case PACKET3_WAIT_ON_AVAIL_BUFFER:
4637         case PACKET3_ME_WRITE:
4638                 break;
4639         case PACKET3_COPY_DATA:
4640                 if ((idx_value & 0xf00) == 0) {
4641                         reg = ib[idx + 3] * 4;
4642                         if (!si_vm_reg_valid(reg))
4643                                 return -EINVAL;
4644                 }
4645                 break;
4646         case PACKET3_WRITE_DATA:
4647                 if ((idx_value & 0xf00) == 0) {
4648                         start_reg = ib[idx + 1] * 4;
4649                         if (idx_value & 0x10000) {
4650                                 if (!si_vm_reg_valid(start_reg))
4651                                         return -EINVAL;
4652                         } else {
4653                                 for (i = 0; i < (pkt->count - 2); i++) {
4654                                         reg = start_reg + (4 * i);
4655                                         if (!si_vm_reg_valid(reg))
4656                                                 return -EINVAL;
4657                                 }
4658                         }
4659                 }
4660                 break;
4661         case PACKET3_COND_WRITE:
4662                 if (idx_value & 0x100) {
4663                         reg = ib[idx + 5] * 4;
4664                         if (!si_vm_reg_valid(reg))
4665                                 return -EINVAL;
4666                 }
4667                 break;
4668         case PACKET3_COPY_DW:
4669                 if (idx_value & 0x2) {
4670                         reg = ib[idx + 3] * 4;
4671                         if (!si_vm_reg_valid(reg))
4672                                 return -EINVAL;
4673                 }
4674                 break;
4675         case PACKET3_CP_DMA:
4676                 r = si_vm_packet3_cp_dma_check(ib, idx);
4677                 if (r)
4678                         return r;
4679                 break;
4680         default:
4681                 DRM_ERROR("Invalid Compute packet3: 0x%x\n", pkt->opcode);
4682                 return -EINVAL;
4683         }
4684         return 0;
4685 }
4686
4687 int si_ib_parse(struct radeon_device *rdev, struct radeon_ib *ib)
4688 {
4689         int ret = 0;
4690         u32 idx = 0, i;
4691         struct radeon_cs_packet pkt;
4692
4693         do {
4694                 pkt.idx = idx;
4695                 pkt.type = RADEON_CP_PACKET_GET_TYPE(ib->ptr[idx]);
4696                 pkt.count = RADEON_CP_PACKET_GET_COUNT(ib->ptr[idx]);
4697                 pkt.one_reg_wr = 0;
4698                 switch (pkt.type) {
4699                 case RADEON_PACKET_TYPE0:
4700                         dev_err(rdev->dev, "Packet0 not allowed!\n");
4701                         for (i = 0; i < ib->length_dw; i++) {
4702                                 if (i == idx)
4703                                         printk("\t0x%08x <---\n", ib->ptr[i]);
4704                                 else
4705                                         printk("\t0x%08x\n", ib->ptr[i]);
4706                         }
4707                         ret = -EINVAL;
4708                         break;
4709                 case RADEON_PACKET_TYPE2:
4710                         idx += 1;
4711                         break;
4712                 case RADEON_PACKET_TYPE3:
4713                         pkt.opcode = RADEON_CP_PACKET3_GET_OPCODE(ib->ptr[idx]);
4714                         if (ib->is_const_ib)
4715                                 ret = si_vm_packet3_ce_check(rdev, ib->ptr, &pkt);
4716                         else {
4717                                 switch (ib->ring) {
4718                                 case RADEON_RING_TYPE_GFX_INDEX:
4719                                         ret = si_vm_packet3_gfx_check(rdev, ib->ptr, &pkt);
4720                                         break;
4721                                 case CAYMAN_RING_TYPE_CP1_INDEX:
4722                                 case CAYMAN_RING_TYPE_CP2_INDEX:
4723                                         ret = si_vm_packet3_compute_check(rdev, ib->ptr, &pkt);
4724                                         break;
4725                                 default:
4726                                         dev_err(rdev->dev, "Non-PM4 ring %d !\n", ib->ring);
4727                                         ret = -EINVAL;
4728                                         break;
4729                                 }
4730                         }
4731                         idx += pkt.count + 2;
4732                         break;
4733                 default:
4734                         dev_err(rdev->dev, "Unknown packet type %d !\n", pkt.type);
4735                         ret = -EINVAL;
4736                         break;
4737                 }
4738                 if (ret)
4739                         break;
4740         } while (idx < ib->length_dw);
4741
4742         return ret;
4743 }
4744
4745 /*
4746  * vm
4747  */
4748 int si_vm_init(struct radeon_device *rdev)
4749 {
4750         /* number of VMs */
4751         rdev->vm_manager.nvm = 16;
4752         /* base offset of vram pages */
4753         rdev->vm_manager.vram_base_offset = 0;
4754
4755         return 0;
4756 }
4757
4758 void si_vm_fini(struct radeon_device *rdev)
4759 {
4760 }
4761
4762 /**
4763  * si_vm_decode_fault - print human readable fault info
4764  *
4765  * @rdev: radeon_device pointer
4766  * @status: VM_CONTEXT1_PROTECTION_FAULT_STATUS register value
4767  * @addr: VM_CONTEXT1_PROTECTION_FAULT_ADDR register value
4768  *
4769  * Print human readable fault information (SI).
4770  */
4771 static void si_vm_decode_fault(struct radeon_device *rdev,
4772                                u32 status, u32 addr)
4773 {
4774         u32 mc_id = (status & MEMORY_CLIENT_ID_MASK) >> MEMORY_CLIENT_ID_SHIFT;
4775         u32 vmid = (status & FAULT_VMID_MASK) >> FAULT_VMID_SHIFT;
4776         u32 protections = (status & PROTECTIONS_MASK) >> PROTECTIONS_SHIFT;
4777         char *block;
4778
4779         if (rdev->family == CHIP_TAHITI) {
4780                 switch (mc_id) {
4781                 case 160:
4782                 case 144:
4783                 case 96:
4784                 case 80:
4785                 case 224:
4786                 case 208:
4787                 case 32:
4788                 case 16:
4789                         block = "CB";
4790                         break;
4791                 case 161:
4792                 case 145:
4793                 case 97:
4794                 case 81:
4795                 case 225:
4796                 case 209:
4797                 case 33:
4798                 case 17:
4799                         block = "CB_FMASK";
4800                         break;
4801                 case 162:
4802                 case 146:
4803                 case 98:
4804                 case 82:
4805                 case 226:
4806                 case 210:
4807                 case 34:
4808                 case 18:
4809                         block = "CB_CMASK";
4810                         break;
4811                 case 163:
4812                 case 147:
4813                 case 99:
4814                 case 83:
4815                 case 227:
4816                 case 211:
4817                 case 35:
4818                 case 19:
4819                         block = "CB_IMMED";
4820                         break;
4821                 case 164:
4822                 case 148:
4823                 case 100:
4824                 case 84:
4825                 case 228:
4826                 case 212:
4827                 case 36:
4828                 case 20:
4829                         block = "DB";
4830                         break;
4831                 case 165:
4832                 case 149:
4833                 case 101:
4834                 case 85:
4835                 case 229:
4836                 case 213:
4837                 case 37:
4838                 case 21:
4839                         block = "DB_HTILE";
4840                         break;
4841                 case 167:
4842                 case 151:
4843                 case 103:
4844                 case 87:
4845                 case 231:
4846                 case 215:
4847                 case 39:
4848                 case 23:
4849                         block = "DB_STEN";
4850                         break;
4851                 case 72:
4852                 case 68:
4853                 case 64:
4854                 case 8:
4855                 case 4:
4856                 case 0:
4857                 case 136:
4858                 case 132:
4859                 case 128:
4860                 case 200:
4861                 case 196:
4862                 case 192:
4863                         block = "TC";
4864                         break;
4865                 case 112:
4866                 case 48:
4867                         block = "CP";
4868                         break;
4869                 case 49:
4870                 case 177:
4871                 case 50:
4872                 case 178:
4873                         block = "SH";
4874                         break;
4875                 case 53:
4876                 case 190:
4877                         block = "VGT";
4878                         break;
4879                 case 117:
4880                         block = "IH";
4881                         break;
4882                 case 51:
4883                 case 115:
4884                         block = "RLC";
4885                         break;
4886                 case 119:
4887                 case 183:
4888                         block = "DMA0";
4889                         break;
4890                 case 61:
4891                         block = "DMA1";
4892                         break;
4893                 case 248:
4894                 case 120:
4895                         block = "HDP";
4896                         break;
4897                 default:
4898                         block = "unknown";
4899                         break;
4900                 }
4901         } else {
4902                 switch (mc_id) {
4903                 case 32:
4904                 case 16:
4905                 case 96:
4906                 case 80:
4907                 case 160:
4908                 case 144:
4909                 case 224:
4910                 case 208:
4911                         block = "CB";
4912                         break;
4913                 case 33:
4914                 case 17:
4915                 case 97:
4916                 case 81:
4917                 case 161:
4918                 case 145:
4919                 case 225:
4920                 case 209:
4921                         block = "CB_FMASK";
4922                         break;
4923                 case 34:
4924                 case 18:
4925                 case 98:
4926                 case 82:
4927                 case 162:
4928                 case 146:
4929                 case 226:
4930                 case 210:
4931                         block = "CB_CMASK";
4932                         break;
4933                 case 35:
4934                 case 19:
4935                 case 99:
4936                 case 83:
4937                 case 163:
4938                 case 147:
4939                 case 227:
4940                 case 211:
4941                         block = "CB_IMMED";
4942                         break;
4943                 case 36:
4944                 case 20:
4945                 case 100:
4946                 case 84:
4947                 case 164:
4948                 case 148:
4949                 case 228:
4950                 case 212:
4951                         block = "DB";
4952                         break;
4953                 case 37:
4954                 case 21:
4955                 case 101:
4956                 case 85:
4957                 case 165:
4958                 case 149:
4959                 case 229:
4960                 case 213:
4961                         block = "DB_HTILE";
4962                         break;
4963                 case 39:
4964                 case 23:
4965                 case 103:
4966                 case 87:
4967                 case 167:
4968                 case 151:
4969                 case 231:
4970                 case 215:
4971                         block = "DB_STEN";
4972                         break;
4973                 case 72:
4974                 case 68:
4975                 case 8:
4976                 case 4:
4977                 case 136:
4978                 case 132:
4979                 case 200:
4980                 case 196:
4981                         block = "TC";
4982                         break;
4983                 case 112:
4984                 case 48:
4985                         block = "CP";
4986                         break;
4987                 case 49:
4988                 case 177:
4989                 case 50:
4990                 case 178:
4991                         block = "SH";
4992                         break;
4993                 case 53:
4994                         block = "VGT";
4995                         break;
4996                 case 117:
4997                         block = "IH";
4998                         break;
4999                 case 51:
5000                 case 115:
5001                         block = "RLC";
5002                         break;
5003                 case 119:
5004                 case 183:
5005                         block = "DMA0";
5006                         break;
5007                 case 61:
5008                         block = "DMA1";
5009                         break;
5010                 case 248:
5011                 case 120:
5012                         block = "HDP";
5013                         break;
5014                 default:
5015                         block = "unknown";
5016                         break;
5017                 }
5018         }
5019
5020         printk("VM fault (0x%02x, vmid %d) at page %u, %s from %s (%d)\n",
5021                protections, vmid, addr,
5022                (status & MEMORY_CLIENT_RW_MASK) ? "write" : "read",
5023                block, mc_id);
5024 }
5025
5026 void si_vm_flush(struct radeon_device *rdev, int ridx, struct radeon_vm *vm)
5027 {
5028         struct radeon_ring *ring = &rdev->ring[ridx];
5029
5030         if (vm == NULL)
5031                 return;
5032
5033         /* write new base address */
5034         radeon_ring_write(ring, PACKET3(PACKET3_WRITE_DATA, 3));
5035         radeon_ring_write(ring, (WRITE_DATA_ENGINE_SEL(1) |
5036                                  WRITE_DATA_DST_SEL(0)));
5037
5038         if (vm->id < 8) {
5039                 radeon_ring_write(ring,
5040                                   (VM_CONTEXT0_PAGE_TABLE_BASE_ADDR + (vm->id << 2)) >> 2);
5041         } else {
5042                 radeon_ring_write(ring,
5043                                   (VM_CONTEXT8_PAGE_TABLE_BASE_ADDR + ((vm->id - 8) << 2)) >> 2);
5044         }
5045         radeon_ring_write(ring, 0);
5046         radeon_ring_write(ring, vm->pd_gpu_addr >> 12);
5047
5048         /* flush hdp cache */
5049         radeon_ring_write(ring, PACKET3(PACKET3_WRITE_DATA, 3));
5050         radeon_ring_write(ring, (WRITE_DATA_ENGINE_SEL(1) |
5051                                  WRITE_DATA_DST_SEL(0)));
5052         radeon_ring_write(ring, HDP_MEM_COHERENCY_FLUSH_CNTL >> 2);
5053         radeon_ring_write(ring, 0);
5054         radeon_ring_write(ring, 0x1);
5055
5056         /* bits 0-15 are the VM contexts0-15 */
5057         radeon_ring_write(ring, PACKET3(PACKET3_WRITE_DATA, 3));
5058         radeon_ring_write(ring, (WRITE_DATA_ENGINE_SEL(1) |
5059                                  WRITE_DATA_DST_SEL(0)));
5060         radeon_ring_write(ring, VM_INVALIDATE_REQUEST >> 2);
5061         radeon_ring_write(ring, 0);
5062         radeon_ring_write(ring, 1 << vm->id);
5063
5064         /* sync PFP to ME, otherwise we might get invalid PFP reads */
5065         radeon_ring_write(ring, PACKET3(PACKET3_PFP_SYNC_ME, 0));
5066         radeon_ring_write(ring, 0x0);
5067 }
5068
5069 /*
5070  *  Power and clock gating
5071  */
5072 static void si_wait_for_rlc_serdes(struct radeon_device *rdev)
5073 {
5074         int i;
5075
5076         for (i = 0; i < rdev->usec_timeout; i++) {
5077                 if (RREG32(RLC_SERDES_MASTER_BUSY_0) == 0)
5078                         break;
5079                 udelay(1);
5080         }
5081
5082         for (i = 0; i < rdev->usec_timeout; i++) {
5083                 if (RREG32(RLC_SERDES_MASTER_BUSY_1) == 0)
5084                         break;
5085                 udelay(1);
5086         }
5087 }
5088
5089 static void si_enable_gui_idle_interrupt(struct radeon_device *rdev,
5090                                          bool enable)
5091 {
5092         u32 tmp = RREG32(CP_INT_CNTL_RING0);
5093         u32 mask;
5094         int i;
5095
5096         if (enable)
5097                 tmp |= (CNTX_BUSY_INT_ENABLE | CNTX_EMPTY_INT_ENABLE);
5098         else
5099                 tmp &= ~(CNTX_BUSY_INT_ENABLE | CNTX_EMPTY_INT_ENABLE);
5100         WREG32(CP_INT_CNTL_RING0, tmp);
5101
5102         if (!enable) {
5103                 /* read a gfx register */
5104                 tmp = RREG32(DB_DEPTH_INFO);
5105
5106                 mask = RLC_BUSY_STATUS | GFX_POWER_STATUS | GFX_CLOCK_STATUS | GFX_LS_STATUS;
5107                 for (i = 0; i < rdev->usec_timeout; i++) {
5108                         if ((RREG32(RLC_STAT) & mask) == (GFX_CLOCK_STATUS | GFX_POWER_STATUS))
5109                                 break;
5110                         udelay(1);
5111                 }
5112         }
5113 }
5114
5115 static void si_set_uvd_dcm(struct radeon_device *rdev,
5116                            bool sw_mode)
5117 {
5118         u32 tmp, tmp2;
5119
5120         tmp = RREG32(UVD_CGC_CTRL);
5121         tmp &= ~(CLK_OD_MASK | CG_DT_MASK);
5122         tmp |= DCM | CG_DT(1) | CLK_OD(4);
5123
5124         if (sw_mode) {
5125                 tmp &= ~0x7ffff800;
5126                 tmp2 = DYN_OR_EN | DYN_RR_EN | G_DIV_ID(7);
5127         } else {
5128                 tmp |= 0x7ffff800;
5129                 tmp2 = 0;
5130         }
5131
5132         WREG32(UVD_CGC_CTRL, tmp);
5133         WREG32_UVD_CTX(UVD_CGC_CTRL2, tmp2);
5134 }
5135
5136 void si_init_uvd_internal_cg(struct radeon_device *rdev)
5137 {
5138         bool hw_mode = true;
5139
5140         if (hw_mode) {
5141                 si_set_uvd_dcm(rdev, false);
5142         } else {
5143                 u32 tmp = RREG32(UVD_CGC_CTRL);
5144                 tmp &= ~DCM;
5145                 WREG32(UVD_CGC_CTRL, tmp);
5146         }
5147 }
5148
5149 static u32 si_halt_rlc(struct radeon_device *rdev)
5150 {
5151         u32 data, orig;
5152
5153         orig = data = RREG32(RLC_CNTL);
5154
5155         if (data & RLC_ENABLE) {
5156                 data &= ~RLC_ENABLE;
5157                 WREG32(RLC_CNTL, data);
5158
5159                 si_wait_for_rlc_serdes(rdev);
5160         }
5161
5162         return orig;
5163 }
5164
5165 static void si_update_rlc(struct radeon_device *rdev, u32 rlc)
5166 {
5167         u32 tmp;
5168
5169         tmp = RREG32(RLC_CNTL);
5170         if (tmp != rlc)
5171                 WREG32(RLC_CNTL, rlc);
5172 }
5173
5174 static void si_enable_dma_pg(struct radeon_device *rdev, bool enable)
5175 {
5176         u32 data, orig;
5177
5178         orig = data = RREG32(DMA_PG);
5179         if (enable && (rdev->pg_flags & RADEON_PG_SUPPORT_SDMA))
5180                 data |= PG_CNTL_ENABLE;
5181         else
5182                 data &= ~PG_CNTL_ENABLE;
5183         if (orig != data)
5184                 WREG32(DMA_PG, data);
5185 }
5186
5187 static void si_init_dma_pg(struct radeon_device *rdev)
5188 {
5189         u32 tmp;
5190
5191         WREG32(DMA_PGFSM_WRITE,  0x00002000);
5192         WREG32(DMA_PGFSM_CONFIG, 0x100010ff);
5193
5194         for (tmp = 0; tmp < 5; tmp++)
5195                 WREG32(DMA_PGFSM_WRITE, 0);
5196 }
5197
5198 static void si_enable_gfx_cgpg(struct radeon_device *rdev,
5199                                bool enable)
5200 {
5201         u32 tmp;
5202
5203         if (enable && (rdev->pg_flags & RADEON_PG_SUPPORT_GFX_PG)) {
5204                 tmp = RLC_PUD(0x10) | RLC_PDD(0x10) | RLC_TTPD(0x10) | RLC_MSD(0x10);
5205                 WREG32(RLC_TTOP_D, tmp);
5206
5207                 tmp = RREG32(RLC_PG_CNTL);
5208                 tmp |= GFX_PG_ENABLE;
5209                 WREG32(RLC_PG_CNTL, tmp);
5210
5211                 tmp = RREG32(RLC_AUTO_PG_CTRL);
5212                 tmp |= AUTO_PG_EN;
5213                 WREG32(RLC_AUTO_PG_CTRL, tmp);
5214         } else {
5215                 tmp = RREG32(RLC_AUTO_PG_CTRL);
5216                 tmp &= ~AUTO_PG_EN;
5217                 WREG32(RLC_AUTO_PG_CTRL, tmp);
5218
5219                 tmp = RREG32(DB_RENDER_CONTROL);
5220         }
5221 }
5222
5223 static void si_init_gfx_cgpg(struct radeon_device *rdev)
5224 {
5225         u32 tmp;
5226
5227         WREG32(RLC_SAVE_AND_RESTORE_BASE, rdev->rlc.save_restore_gpu_addr >> 8);
5228
5229         tmp = RREG32(RLC_PG_CNTL);
5230         tmp |= GFX_PG_SRC;
5231         WREG32(RLC_PG_CNTL, tmp);
5232
5233         WREG32(RLC_CLEAR_STATE_RESTORE_BASE, rdev->rlc.clear_state_gpu_addr >> 8);
5234
5235         tmp = RREG32(RLC_AUTO_PG_CTRL);
5236
5237         tmp &= ~GRBM_REG_SGIT_MASK;
5238         tmp |= GRBM_REG_SGIT(0x700);
5239         tmp &= ~PG_AFTER_GRBM_REG_ST_MASK;
5240         WREG32(RLC_AUTO_PG_CTRL, tmp);
5241 }
5242
5243 static u32 si_get_cu_active_bitmap(struct radeon_device *rdev, u32 se, u32 sh)
5244 {
5245         u32 mask = 0, tmp, tmp1;
5246         int i;
5247
5248         si_select_se_sh(rdev, se, sh);
5249         tmp = RREG32(CC_GC_SHADER_ARRAY_CONFIG);
5250         tmp1 = RREG32(GC_USER_SHADER_ARRAY_CONFIG);
5251         si_select_se_sh(rdev, 0xffffffff, 0xffffffff);
5252
5253         tmp &= 0xffff0000;
5254
5255         tmp |= tmp1;
5256         tmp >>= 16;
5257
5258         for (i = 0; i < rdev->config.si.max_cu_per_sh; i ++) {
5259                 mask <<= 1;
5260                 mask |= 1;
5261         }
5262
5263         return (~tmp) & mask;
5264 }
5265
5266 static void si_init_ao_cu_mask(struct radeon_device *rdev)
5267 {
5268         u32 i, j, k, active_cu_number = 0;
5269         u32 mask, counter, cu_bitmap;
5270         u32 tmp = 0;
5271
5272         for (i = 0; i < rdev->config.si.max_shader_engines; i++) {
5273                 for (j = 0; j < rdev->config.si.max_sh_per_se; j++) {
5274                         mask = 1;
5275                         cu_bitmap = 0;
5276                         counter  = 0;
5277                         for (k = 0; k < rdev->config.si.max_cu_per_sh; k++) {
5278                                 if (si_get_cu_active_bitmap(rdev, i, j) & mask) {
5279                                         if (counter < 2)
5280                                                 cu_bitmap |= mask;
5281                                         counter++;
5282                                 }
5283                                 mask <<= 1;
5284                         }
5285
5286                         active_cu_number += counter;
5287                         tmp |= (cu_bitmap << (i * 16 + j * 8));
5288                 }
5289         }
5290
5291         WREG32(RLC_PG_AO_CU_MASK, tmp);
5292
5293         tmp = RREG32(RLC_MAX_PG_CU);
5294         tmp &= ~MAX_PU_CU_MASK;
5295         tmp |= MAX_PU_CU(active_cu_number);
5296         WREG32(RLC_MAX_PG_CU, tmp);
5297 }
5298
5299 static void si_enable_cgcg(struct radeon_device *rdev,
5300                            bool enable)
5301 {
5302         u32 data, orig, tmp;
5303
5304         orig = data = RREG32(RLC_CGCG_CGLS_CTRL);
5305
5306         if (enable && (rdev->cg_flags & RADEON_CG_SUPPORT_GFX_CGCG)) {
5307                 si_enable_gui_idle_interrupt(rdev, true);
5308
5309                 WREG32(RLC_GCPM_GENERAL_3, 0x00000080);
5310
5311                 tmp = si_halt_rlc(rdev);
5312
5313                 WREG32(RLC_SERDES_WR_MASTER_MASK_0, 0xffffffff);
5314                 WREG32(RLC_SERDES_WR_MASTER_MASK_1, 0xffffffff);
5315                 WREG32(RLC_SERDES_WR_CTRL, 0x00b000ff);
5316
5317                 si_wait_for_rlc_serdes(rdev);
5318
5319                 si_update_rlc(rdev, tmp);
5320
5321                 WREG32(RLC_SERDES_WR_CTRL, 0x007000ff);
5322
5323                 data |= CGCG_EN | CGLS_EN;
5324         } else {
5325                 si_enable_gui_idle_interrupt(rdev, false);
5326
5327                 RREG32(CB_CGTT_SCLK_CTRL);
5328                 RREG32(CB_CGTT_SCLK_CTRL);
5329                 RREG32(CB_CGTT_SCLK_CTRL);
5330                 RREG32(CB_CGTT_SCLK_CTRL);
5331
5332                 data &= ~(CGCG_EN | CGLS_EN);
5333         }
5334
5335         if (orig != data)
5336                 WREG32(RLC_CGCG_CGLS_CTRL, data);
5337 }
5338
5339 static void si_enable_mgcg(struct radeon_device *rdev,
5340                            bool enable)
5341 {
5342         u32 data, orig, tmp = 0;
5343
5344         if (enable && (rdev->cg_flags & RADEON_CG_SUPPORT_GFX_MGCG)) {
5345                 orig = data = RREG32(CGTS_SM_CTRL_REG);
5346                 data = 0x96940200;
5347                 if (orig != data)
5348                         WREG32(CGTS_SM_CTRL_REG, data);
5349
5350                 if (rdev->cg_flags & RADEON_CG_SUPPORT_GFX_CP_LS) {
5351                         orig = data = RREG32(CP_MEM_SLP_CNTL);
5352                         data |= CP_MEM_LS_EN;
5353                         if (orig != data)
5354                                 WREG32(CP_MEM_SLP_CNTL, data);
5355                 }
5356
5357                 orig = data = RREG32(RLC_CGTT_MGCG_OVERRIDE);
5358                 data &= 0xffffffc0;
5359                 if (orig != data)
5360                         WREG32(RLC_CGTT_MGCG_OVERRIDE, data);
5361
5362                 tmp = si_halt_rlc(rdev);
5363
5364                 WREG32(RLC_SERDES_WR_MASTER_MASK_0, 0xffffffff);
5365                 WREG32(RLC_SERDES_WR_MASTER_MASK_1, 0xffffffff);
5366                 WREG32(RLC_SERDES_WR_CTRL, 0x00d000ff);
5367
5368                 si_update_rlc(rdev, tmp);
5369         } else {
5370                 orig = data = RREG32(RLC_CGTT_MGCG_OVERRIDE);
5371                 data |= 0x00000003;
5372                 if (orig != data)
5373                         WREG32(RLC_CGTT_MGCG_OVERRIDE, data);
5374
5375                 data = RREG32(CP_MEM_SLP_CNTL);
5376                 if (data & CP_MEM_LS_EN) {
5377                         data &= ~CP_MEM_LS_EN;
5378                         WREG32(CP_MEM_SLP_CNTL, data);
5379                 }
5380                 orig = data = RREG32(CGTS_SM_CTRL_REG);
5381                 data |= LS_OVERRIDE | OVERRIDE;
5382                 if (orig != data)
5383                         WREG32(CGTS_SM_CTRL_REG, data);
5384
5385                 tmp = si_halt_rlc(rdev);
5386
5387                 WREG32(RLC_SERDES_WR_MASTER_MASK_0, 0xffffffff);
5388                 WREG32(RLC_SERDES_WR_MASTER_MASK_1, 0xffffffff);
5389                 WREG32(RLC_SERDES_WR_CTRL, 0x00e000ff);
5390
5391                 si_update_rlc(rdev, tmp);
5392         }
5393 }
5394
5395 static void si_enable_uvd_mgcg(struct radeon_device *rdev,
5396                                bool enable)
5397 {
5398         u32 orig, data, tmp;
5399
5400         if (enable && (rdev->cg_flags & RADEON_CG_SUPPORT_UVD_MGCG)) {
5401                 tmp = RREG32_UVD_CTX(UVD_CGC_MEM_CTRL);
5402                 tmp |= 0x3fff;
5403                 WREG32_UVD_CTX(UVD_CGC_MEM_CTRL, tmp);
5404
5405                 orig = data = RREG32(UVD_CGC_CTRL);
5406                 data |= DCM;
5407                 if (orig != data)
5408                         WREG32(UVD_CGC_CTRL, data);
5409
5410                 WREG32_SMC(SMC_CG_IND_START + CG_CGTT_LOCAL_0, 0);
5411                 WREG32_SMC(SMC_CG_IND_START + CG_CGTT_LOCAL_1, 0);
5412         } else {
5413                 tmp = RREG32_UVD_CTX(UVD_CGC_MEM_CTRL);
5414                 tmp &= ~0x3fff;
5415                 WREG32_UVD_CTX(UVD_CGC_MEM_CTRL, tmp);
5416
5417                 orig = data = RREG32(UVD_CGC_CTRL);
5418                 data &= ~DCM;
5419                 if (orig != data)
5420                         WREG32(UVD_CGC_CTRL, data);
5421
5422                 WREG32_SMC(SMC_CG_IND_START + CG_CGTT_LOCAL_0, 0xffffffff);
5423                 WREG32_SMC(SMC_CG_IND_START + CG_CGTT_LOCAL_1, 0xffffffff);
5424         }
5425 }
5426
5427 static const u32 mc_cg_registers[] =
5428 {
5429         MC_HUB_MISC_HUB_CG,
5430         MC_HUB_MISC_SIP_CG,
5431         MC_HUB_MISC_VM_CG,
5432         MC_XPB_CLK_GAT,
5433         ATC_MISC_CG,
5434         MC_CITF_MISC_WR_CG,
5435         MC_CITF_MISC_RD_CG,
5436         MC_CITF_MISC_VM_CG,
5437         VM_L2_CG,
5438 };
5439
5440 static void si_enable_mc_ls(struct radeon_device *rdev,
5441                             bool enable)
5442 {
5443         int i;
5444         u32 orig, data;
5445
5446         for (i = 0; i < ARRAY_SIZE(mc_cg_registers); i++) {
5447                 orig = data = RREG32(mc_cg_registers[i]);
5448                 if (enable && (rdev->cg_flags & RADEON_CG_SUPPORT_MC_LS))
5449                         data |= MC_LS_ENABLE;
5450                 else
5451                         data &= ~MC_LS_ENABLE;
5452                 if (data != orig)
5453                         WREG32(mc_cg_registers[i], data);
5454         }
5455 }
5456
5457 static void si_enable_mc_mgcg(struct radeon_device *rdev,
5458                                bool enable)
5459 {
5460         int i;
5461         u32 orig, data;
5462
5463         for (i = 0; i < ARRAY_SIZE(mc_cg_registers); i++) {
5464                 orig = data = RREG32(mc_cg_registers[i]);
5465                 if (enable && (rdev->cg_flags & RADEON_CG_SUPPORT_MC_MGCG))
5466                         data |= MC_CG_ENABLE;
5467                 else
5468                         data &= ~MC_CG_ENABLE;
5469                 if (data != orig)
5470                         WREG32(mc_cg_registers[i], data);
5471         }
5472 }
5473
5474 static void si_enable_dma_mgcg(struct radeon_device *rdev,
5475                                bool enable)
5476 {
5477         u32 orig, data, offset;
5478         int i;
5479
5480         if (enable && (rdev->cg_flags & RADEON_CG_SUPPORT_SDMA_MGCG)) {
5481                 for (i = 0; i < 2; i++) {
5482                         if (i == 0)
5483                                 offset = DMA0_REGISTER_OFFSET;
5484                         else
5485                                 offset = DMA1_REGISTER_OFFSET;
5486                         orig = data = RREG32(DMA_POWER_CNTL + offset);
5487                         data &= ~MEM_POWER_OVERRIDE;
5488                         if (data != orig)
5489                                 WREG32(DMA_POWER_CNTL + offset, data);
5490                         WREG32(DMA_CLK_CTRL + offset, 0x00000100);
5491                 }
5492         } else {
5493                 for (i = 0; i < 2; i++) {
5494                         if (i == 0)
5495                                 offset = DMA0_REGISTER_OFFSET;
5496                         else
5497                                 offset = DMA1_REGISTER_OFFSET;
5498                         orig = data = RREG32(DMA_POWER_CNTL + offset);
5499                         data |= MEM_POWER_OVERRIDE;
5500                         if (data != orig)
5501                                 WREG32(DMA_POWER_CNTL + offset, data);
5502
5503                         orig = data = RREG32(DMA_CLK_CTRL + offset);
5504                         data = 0xff000000;
5505                         if (data != orig)
5506                                 WREG32(DMA_CLK_CTRL + offset, data);
5507                 }
5508         }
5509 }
5510
5511 static void si_enable_bif_mgls(struct radeon_device *rdev,
5512                                bool enable)
5513 {
5514         u32 orig, data;
5515
5516         orig = data = RREG32_PCIE(PCIE_CNTL2);
5517
5518         if (enable && (rdev->cg_flags & RADEON_CG_SUPPORT_BIF_LS))
5519                 data |= SLV_MEM_LS_EN | MST_MEM_LS_EN |
5520                         REPLAY_MEM_LS_EN | SLV_MEM_AGGRESSIVE_LS_EN;
5521         else
5522                 data &= ~(SLV_MEM_LS_EN | MST_MEM_LS_EN |
5523                           REPLAY_MEM_LS_EN | SLV_MEM_AGGRESSIVE_LS_EN);
5524
5525         if (orig != data)
5526                 WREG32_PCIE(PCIE_CNTL2, data);
5527 }
5528
5529 static void si_enable_hdp_mgcg(struct radeon_device *rdev,
5530                                bool enable)
5531 {
5532         u32 orig, data;
5533
5534         orig = data = RREG32(HDP_HOST_PATH_CNTL);
5535
5536         if (enable && (rdev->cg_flags & RADEON_CG_SUPPORT_HDP_MGCG))
5537                 data &= ~CLOCK_GATING_DIS;
5538         else
5539                 data |= CLOCK_GATING_DIS;
5540
5541         if (orig != data)
5542                 WREG32(HDP_HOST_PATH_CNTL, data);
5543 }
5544
5545 static void si_enable_hdp_ls(struct radeon_device *rdev,
5546                              bool enable)
5547 {
5548         u32 orig, data;
5549
5550         orig = data = RREG32(HDP_MEM_POWER_LS);
5551
5552         if (enable && (rdev->cg_flags & RADEON_CG_SUPPORT_HDP_LS))
5553                 data |= HDP_LS_ENABLE;
5554         else
5555                 data &= ~HDP_LS_ENABLE;
5556
5557         if (orig != data)
5558                 WREG32(HDP_MEM_POWER_LS, data);
5559 }
5560
5561 static void si_update_cg(struct radeon_device *rdev,
5562                          u32 block, bool enable)
5563 {
5564         if (block & RADEON_CG_BLOCK_GFX) {
5565                 si_enable_gui_idle_interrupt(rdev, false);
5566                 /* order matters! */
5567                 if (enable) {
5568                         si_enable_mgcg(rdev, true);
5569                         si_enable_cgcg(rdev, true);
5570                 } else {
5571                         si_enable_cgcg(rdev, false);
5572                         si_enable_mgcg(rdev, false);
5573                 }
5574                 si_enable_gui_idle_interrupt(rdev, true);
5575         }
5576
5577         if (block & RADEON_CG_BLOCK_MC) {
5578                 si_enable_mc_mgcg(rdev, enable);
5579                 si_enable_mc_ls(rdev, enable);
5580         }
5581
5582         if (block & RADEON_CG_BLOCK_SDMA) {
5583                 si_enable_dma_mgcg(rdev, enable);
5584         }
5585
5586         if (block & RADEON_CG_BLOCK_BIF) {
5587                 si_enable_bif_mgls(rdev, enable);
5588         }
5589
5590         if (block & RADEON_CG_BLOCK_UVD) {
5591                 if (rdev->has_uvd) {
5592                         si_enable_uvd_mgcg(rdev, enable);
5593                 }
5594         }
5595
5596         if (block & RADEON_CG_BLOCK_HDP) {
5597                 si_enable_hdp_mgcg(rdev, enable);
5598                 si_enable_hdp_ls(rdev, enable);
5599         }
5600 }
5601
5602 static void si_init_cg(struct radeon_device *rdev)
5603 {
5604         si_update_cg(rdev, (RADEON_CG_BLOCK_GFX |
5605                             RADEON_CG_BLOCK_MC |
5606                             RADEON_CG_BLOCK_SDMA |
5607                             RADEON_CG_BLOCK_BIF |
5608                             RADEON_CG_BLOCK_HDP), true);
5609         if (rdev->has_uvd) {
5610                 si_update_cg(rdev, RADEON_CG_BLOCK_UVD, true);
5611                 si_init_uvd_internal_cg(rdev);
5612         }
5613 }
5614
5615 static void si_fini_cg(struct radeon_device *rdev)
5616 {
5617         if (rdev->has_uvd) {
5618                 si_update_cg(rdev, RADEON_CG_BLOCK_UVD, false);
5619         }
5620         si_update_cg(rdev, (RADEON_CG_BLOCK_GFX |
5621                             RADEON_CG_BLOCK_MC |
5622                             RADEON_CG_BLOCK_SDMA |
5623                             RADEON_CG_BLOCK_BIF |
5624                             RADEON_CG_BLOCK_HDP), false);
5625 }
5626
5627 u32 si_get_csb_size(struct radeon_device *rdev)
5628 {
5629         u32 count = 0;
5630         const struct cs_section_def *sect = NULL;
5631         const struct cs_extent_def *ext = NULL;
5632
5633         if (rdev->rlc.cs_data == NULL)
5634                 return 0;
5635
5636         /* begin clear state */
5637         count += 2;
5638         /* context control state */
5639         count += 3;
5640
5641         for (sect = rdev->rlc.cs_data; sect->section != NULL; ++sect) {
5642                 for (ext = sect->section; ext->extent != NULL; ++ext) {
5643                         if (sect->id == SECT_CONTEXT)
5644                                 count += 2 + ext->reg_count;
5645                         else
5646                                 return 0;
5647                 }
5648         }
5649         /* pa_sc_raster_config */
5650         count += 3;
5651         /* end clear state */
5652         count += 2;
5653         /* clear state */
5654         count += 2;
5655
5656         return count;
5657 }
5658
5659 void si_get_csb_buffer(struct radeon_device *rdev, volatile u32 *buffer)
5660 {
5661         u32 count = 0, i;
5662         const struct cs_section_def *sect = NULL;
5663         const struct cs_extent_def *ext = NULL;
5664
5665         if (rdev->rlc.cs_data == NULL)
5666                 return;
5667         if (buffer == NULL)
5668                 return;
5669
5670         buffer[count++] = cpu_to_le32(PACKET3(PACKET3_PREAMBLE_CNTL, 0));
5671         buffer[count++] = cpu_to_le32(PACKET3_PREAMBLE_BEGIN_CLEAR_STATE);
5672
5673         buffer[count++] = cpu_to_le32(PACKET3(PACKET3_CONTEXT_CONTROL, 1));
5674         buffer[count++] = cpu_to_le32(0x80000000);
5675         buffer[count++] = cpu_to_le32(0x80000000);
5676
5677         for (sect = rdev->rlc.cs_data; sect->section != NULL; ++sect) {
5678                 for (ext = sect->section; ext->extent != NULL; ++ext) {
5679                         if (sect->id == SECT_CONTEXT) {
5680                                 buffer[count++] =
5681                                         cpu_to_le32(PACKET3(PACKET3_SET_CONTEXT_REG, ext->reg_count));
5682                                 buffer[count++] = cpu_to_le32(ext->reg_index - 0xa000);
5683                                 for (i = 0; i < ext->reg_count; i++)
5684                                         buffer[count++] = cpu_to_le32(ext->extent[i]);
5685                         } else {
5686                                 return;
5687                         }
5688                 }
5689         }
5690
5691         buffer[count++] = cpu_to_le32(PACKET3(PACKET3_SET_CONTEXT_REG, 1));
5692         buffer[count++] = cpu_to_le32(PA_SC_RASTER_CONFIG - PACKET3_SET_CONTEXT_REG_START);
5693         switch (rdev->family) {
5694         case CHIP_TAHITI:
5695         case CHIP_PITCAIRN:
5696                 buffer[count++] = cpu_to_le32(0x2a00126a);
5697                 break;
5698         case CHIP_VERDE:
5699                 buffer[count++] = cpu_to_le32(0x0000124a);
5700                 break;
5701         case CHIP_OLAND:
5702                 buffer[count++] = cpu_to_le32(0x00000082);
5703                 break;
5704         case CHIP_HAINAN:
5705                 buffer[count++] = cpu_to_le32(0x00000000);
5706                 break;
5707         default:
5708                 buffer[count++] = cpu_to_le32(0x00000000);
5709                 break;
5710         }
5711
5712         buffer[count++] = cpu_to_le32(PACKET3(PACKET3_PREAMBLE_CNTL, 0));
5713         buffer[count++] = cpu_to_le32(PACKET3_PREAMBLE_END_CLEAR_STATE);
5714
5715         buffer[count++] = cpu_to_le32(PACKET3(PACKET3_CLEAR_STATE, 0));
5716         buffer[count++] = cpu_to_le32(0);
5717 }
5718
5719 static void si_init_pg(struct radeon_device *rdev)
5720 {
5721         if (rdev->pg_flags) {
5722                 if (rdev->pg_flags & RADEON_PG_SUPPORT_SDMA) {
5723                         si_init_dma_pg(rdev);
5724                 }
5725                 si_init_ao_cu_mask(rdev);
5726                 if (rdev->pg_flags & RADEON_PG_SUPPORT_GFX_PG) {
5727                         si_init_gfx_cgpg(rdev);
5728                 } else {
5729                         WREG32(RLC_SAVE_AND_RESTORE_BASE, rdev->rlc.save_restore_gpu_addr >> 8);
5730                         WREG32(RLC_CLEAR_STATE_RESTORE_BASE, rdev->rlc.clear_state_gpu_addr >> 8);
5731                 }
5732                 si_enable_dma_pg(rdev, true);
5733                 si_enable_gfx_cgpg(rdev, true);
5734         } else {
5735                 WREG32(RLC_SAVE_AND_RESTORE_BASE, rdev->rlc.save_restore_gpu_addr >> 8);
5736                 WREG32(RLC_CLEAR_STATE_RESTORE_BASE, rdev->rlc.clear_state_gpu_addr >> 8);
5737         }
5738 }
5739
5740 static void si_fini_pg(struct radeon_device *rdev)
5741 {
5742         if (rdev->pg_flags) {
5743                 si_enable_dma_pg(rdev, false);
5744                 si_enable_gfx_cgpg(rdev, false);
5745         }
5746 }
5747
5748 /*
5749  * RLC
5750  */
5751 void si_rlc_reset(struct radeon_device *rdev)
5752 {
5753         u32 tmp = RREG32(GRBM_SOFT_RESET);
5754
5755         tmp |= SOFT_RESET_RLC;
5756         WREG32(GRBM_SOFT_RESET, tmp);
5757         udelay(50);
5758         tmp &= ~SOFT_RESET_RLC;
5759         WREG32(GRBM_SOFT_RESET, tmp);
5760         udelay(50);
5761 }
5762
5763 static void si_rlc_stop(struct radeon_device *rdev)
5764 {
5765         WREG32(RLC_CNTL, 0);
5766
5767         si_enable_gui_idle_interrupt(rdev, false);
5768
5769         si_wait_for_rlc_serdes(rdev);
5770 }
5771
5772 static void si_rlc_start(struct radeon_device *rdev)
5773 {
5774         WREG32(RLC_CNTL, RLC_ENABLE);
5775
5776         si_enable_gui_idle_interrupt(rdev, true);
5777
5778         udelay(50);
5779 }
5780
5781 static bool si_lbpw_supported(struct radeon_device *rdev)
5782 {
5783         u32 tmp;
5784
5785         /* Enable LBPW only for DDR3 */
5786         tmp = RREG32(MC_SEQ_MISC0);
5787         if ((tmp & 0xF0000000) == 0xB0000000)
5788                 return true;
5789         return false;
5790 }
5791
5792 static void si_enable_lbpw(struct radeon_device *rdev, bool enable)
5793 {
5794         u32 tmp;
5795
5796         tmp = RREG32(RLC_LB_CNTL);
5797         if (enable)
5798                 tmp |= LOAD_BALANCE_ENABLE;
5799         else
5800                 tmp &= ~LOAD_BALANCE_ENABLE;
5801         WREG32(RLC_LB_CNTL, tmp);
5802
5803         if (!enable) {
5804                 si_select_se_sh(rdev, 0xffffffff, 0xffffffff);
5805                 WREG32(SPI_LB_CU_MASK, 0x00ff);
5806         }
5807 }
5808
5809 static int si_rlc_resume(struct radeon_device *rdev)
5810 {
5811         u32 i;
5812
5813         if (!rdev->rlc_fw)
5814                 return -EINVAL;
5815
5816         si_rlc_stop(rdev);
5817
5818         si_rlc_reset(rdev);
5819
5820         si_init_pg(rdev);
5821
5822         si_init_cg(rdev);
5823
5824         WREG32(RLC_RL_BASE, 0);
5825         WREG32(RLC_RL_SIZE, 0);
5826         WREG32(RLC_LB_CNTL, 0);
5827         WREG32(RLC_LB_CNTR_MAX, 0xffffffff);
5828         WREG32(RLC_LB_CNTR_INIT, 0);
5829         WREG32(RLC_LB_INIT_CU_MASK, 0xffffffff);
5830
5831         WREG32(RLC_MC_CNTL, 0);
5832         WREG32(RLC_UCODE_CNTL, 0);
5833
5834         if (rdev->new_fw) {
5835                 const struct rlc_firmware_header_v1_0 *hdr =
5836                         (const struct rlc_firmware_header_v1_0 *)rdev->rlc_fw->data;
5837                 u32 fw_size = le32_to_cpu(hdr->header.ucode_size_bytes) / 4;
5838                 const __le32 *fw_data = (const __le32 *)
5839                         (rdev->rlc_fw->data + le32_to_cpu(hdr->header.ucode_array_offset_bytes));
5840
5841                 radeon_ucode_print_rlc_hdr(&hdr->header);
5842
5843                 for (i = 0; i < fw_size; i++) {
5844                         WREG32(RLC_UCODE_ADDR, i);
5845                         WREG32(RLC_UCODE_DATA, le32_to_cpup(fw_data++));
5846                 }
5847         } else {
5848                 const __be32 *fw_data =
5849                         (const __be32 *)rdev->rlc_fw->data;
5850                 for (i = 0; i < SI_RLC_UCODE_SIZE; i++) {
5851                         WREG32(RLC_UCODE_ADDR, i);
5852                         WREG32(RLC_UCODE_DATA, be32_to_cpup(fw_data++));
5853                 }
5854         }
5855         WREG32(RLC_UCODE_ADDR, 0);
5856
5857         si_enable_lbpw(rdev, si_lbpw_supported(rdev));
5858
5859         si_rlc_start(rdev);
5860
5861         return 0;
5862 }
5863
5864 static void si_enable_interrupts(struct radeon_device *rdev)
5865 {
5866         u32 ih_cntl = RREG32(IH_CNTL);
5867         u32 ih_rb_cntl = RREG32(IH_RB_CNTL);
5868
5869         ih_cntl |= ENABLE_INTR;
5870         ih_rb_cntl |= IH_RB_ENABLE;
5871         WREG32(IH_CNTL, ih_cntl);
5872         WREG32(IH_RB_CNTL, ih_rb_cntl);
5873         rdev->ih.enabled = true;
5874 }
5875
5876 static void si_disable_interrupts(struct radeon_device *rdev)
5877 {
5878         u32 ih_rb_cntl = RREG32(IH_RB_CNTL);
5879         u32 ih_cntl = RREG32(IH_CNTL);
5880
5881         ih_rb_cntl &= ~IH_RB_ENABLE;
5882         ih_cntl &= ~ENABLE_INTR;
5883         WREG32(IH_RB_CNTL, ih_rb_cntl);
5884         WREG32(IH_CNTL, ih_cntl);
5885         /* set rptr, wptr to 0 */
5886         WREG32(IH_RB_RPTR, 0);
5887         WREG32(IH_RB_WPTR, 0);
5888         rdev->ih.enabled = false;
5889         rdev->ih.rptr = 0;
5890 }
5891
5892 static void si_disable_interrupt_state(struct radeon_device *rdev)
5893 {
5894         u32 tmp;
5895
5896         tmp = RREG32(CP_INT_CNTL_RING0) &
5897                 (CNTX_BUSY_INT_ENABLE | CNTX_EMPTY_INT_ENABLE);
5898         WREG32(CP_INT_CNTL_RING0, tmp);
5899         WREG32(CP_INT_CNTL_RING1, 0);
5900         WREG32(CP_INT_CNTL_RING2, 0);
5901         tmp = RREG32(DMA_CNTL + DMA0_REGISTER_OFFSET) & ~TRAP_ENABLE;
5902         WREG32(DMA_CNTL + DMA0_REGISTER_OFFSET, tmp);
5903         tmp = RREG32(DMA_CNTL + DMA1_REGISTER_OFFSET) & ~TRAP_ENABLE;
5904         WREG32(DMA_CNTL + DMA1_REGISTER_OFFSET, tmp);
5905         WREG32(GRBM_INT_CNTL, 0);
5906         if (rdev->num_crtc >= 2) {
5907                 WREG32(INT_MASK + EVERGREEN_CRTC0_REGISTER_OFFSET, 0);
5908                 WREG32(INT_MASK + EVERGREEN_CRTC1_REGISTER_OFFSET, 0);
5909         }
5910         if (rdev->num_crtc >= 4) {
5911                 WREG32(INT_MASK + EVERGREEN_CRTC2_REGISTER_OFFSET, 0);
5912                 WREG32(INT_MASK + EVERGREEN_CRTC3_REGISTER_OFFSET, 0);
5913         }
5914         if (rdev->num_crtc >= 6) {
5915                 WREG32(INT_MASK + EVERGREEN_CRTC4_REGISTER_OFFSET, 0);
5916                 WREG32(INT_MASK + EVERGREEN_CRTC5_REGISTER_OFFSET, 0);
5917         }
5918
5919         if (rdev->num_crtc >= 2) {
5920                 WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC0_REGISTER_OFFSET, 0);
5921                 WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC1_REGISTER_OFFSET, 0);
5922         }
5923         if (rdev->num_crtc >= 4) {
5924                 WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC2_REGISTER_OFFSET, 0);
5925                 WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC3_REGISTER_OFFSET, 0);
5926         }
5927         if (rdev->num_crtc >= 6) {
5928                 WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC4_REGISTER_OFFSET, 0);
5929                 WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC5_REGISTER_OFFSET, 0);
5930         }
5931
5932         if (!ASIC_IS_NODCE(rdev)) {
5933                 WREG32(DAC_AUTODETECT_INT_CONTROL, 0);
5934
5935                 tmp = RREG32(DC_HPD1_INT_CONTROL) & DC_HPDx_INT_POLARITY;
5936                 WREG32(DC_HPD1_INT_CONTROL, tmp);
5937                 tmp = RREG32(DC_HPD2_INT_CONTROL) & DC_HPDx_INT_POLARITY;
5938                 WREG32(DC_HPD2_INT_CONTROL, tmp);
5939                 tmp = RREG32(DC_HPD3_INT_CONTROL) & DC_HPDx_INT_POLARITY;
5940                 WREG32(DC_HPD3_INT_CONTROL, tmp);
5941                 tmp = RREG32(DC_HPD4_INT_CONTROL) & DC_HPDx_INT_POLARITY;
5942                 WREG32(DC_HPD4_INT_CONTROL, tmp);
5943                 tmp = RREG32(DC_HPD5_INT_CONTROL) & DC_HPDx_INT_POLARITY;
5944                 WREG32(DC_HPD5_INT_CONTROL, tmp);
5945                 tmp = RREG32(DC_HPD6_INT_CONTROL) & DC_HPDx_INT_POLARITY;
5946                 WREG32(DC_HPD6_INT_CONTROL, tmp);
5947         }
5948 }
5949
5950 static int si_irq_init(struct radeon_device *rdev)
5951 {
5952         int ret = 0;
5953         int rb_bufsz;
5954         u32 interrupt_cntl, ih_cntl, ih_rb_cntl;
5955
5956         /* allocate ring */
5957         ret = r600_ih_ring_alloc(rdev);
5958         if (ret)
5959                 return ret;
5960
5961         /* disable irqs */
5962         si_disable_interrupts(rdev);
5963
5964         /* init rlc */
5965         ret = si_rlc_resume(rdev);
5966         if (ret) {
5967                 r600_ih_ring_fini(rdev);
5968                 return ret;
5969         }
5970
5971         /* setup interrupt control */
5972         /* set dummy read address to ring address */
5973         WREG32(INTERRUPT_CNTL2, rdev->ih.gpu_addr >> 8);
5974         interrupt_cntl = RREG32(INTERRUPT_CNTL);
5975         /* IH_DUMMY_RD_OVERRIDE=0 - dummy read disabled with msi, enabled without msi
5976          * IH_DUMMY_RD_OVERRIDE=1 - dummy read controlled by IH_DUMMY_RD_EN
5977          */
5978         interrupt_cntl &= ~IH_DUMMY_RD_OVERRIDE;
5979         /* IH_REQ_NONSNOOP_EN=1 if ring is in non-cacheable memory, e.g., vram */
5980         interrupt_cntl &= ~IH_REQ_NONSNOOP_EN;
5981         WREG32(INTERRUPT_CNTL, interrupt_cntl);
5982
5983         WREG32(IH_RB_BASE, rdev->ih.gpu_addr >> 8);
5984         rb_bufsz = order_base_2(rdev->ih.ring_size / 4);
5985
5986         ih_rb_cntl = (IH_WPTR_OVERFLOW_ENABLE |
5987                       IH_WPTR_OVERFLOW_CLEAR |
5988                       (rb_bufsz << 1));
5989
5990         if (rdev->wb.enabled)
5991                 ih_rb_cntl |= IH_WPTR_WRITEBACK_ENABLE;
5992
5993         /* set the writeback address whether it's enabled or not */
5994         WREG32(IH_RB_WPTR_ADDR_LO, (rdev->wb.gpu_addr + R600_WB_IH_WPTR_OFFSET) & 0xFFFFFFFC);
5995         WREG32(IH_RB_WPTR_ADDR_HI, upper_32_bits(rdev->wb.gpu_addr + R600_WB_IH_WPTR_OFFSET) & 0xFF);
5996
5997         WREG32(IH_RB_CNTL, ih_rb_cntl);
5998
5999         /* set rptr, wptr to 0 */
6000         WREG32(IH_RB_RPTR, 0);
6001         WREG32(IH_RB_WPTR, 0);
6002
6003         /* Default settings for IH_CNTL (disabled at first) */
6004         ih_cntl = MC_WRREQ_CREDIT(0x10) | MC_WR_CLEAN_CNT(0x10) | MC_VMID(0);
6005         /* RPTR_REARM only works if msi's are enabled */
6006         if (rdev->msi_enabled)
6007                 ih_cntl |= RPTR_REARM;
6008         WREG32(IH_CNTL, ih_cntl);
6009
6010         /* force the active interrupt state to all disabled */
6011         si_disable_interrupt_state(rdev);
6012
6013         pci_set_master(rdev->pdev);
6014
6015         /* enable irqs */
6016         si_enable_interrupts(rdev);
6017
6018         return ret;
6019 }
6020
6021 int si_irq_set(struct radeon_device *rdev)
6022 {
6023         u32 cp_int_cntl;
6024         u32 cp_int_cntl1 = 0, cp_int_cntl2 = 0;
6025         u32 crtc1 = 0, crtc2 = 0, crtc3 = 0, crtc4 = 0, crtc5 = 0, crtc6 = 0;
6026         u32 hpd1 = 0, hpd2 = 0, hpd3 = 0, hpd4 = 0, hpd5 = 0, hpd6 = 0;
6027         u32 grbm_int_cntl = 0;
6028         u32 dma_cntl, dma_cntl1;
6029         u32 thermal_int = 0;
6030
6031         if (!rdev->irq.installed) {
6032                 WARN(1, "Can't enable IRQ/MSI because no handler is installed\n");
6033                 return -EINVAL;
6034         }
6035         /* don't enable anything if the ih is disabled */
6036         if (!rdev->ih.enabled) {
6037                 si_disable_interrupts(rdev);
6038                 /* force the active interrupt state to all disabled */
6039                 si_disable_interrupt_state(rdev);
6040                 return 0;
6041         }
6042
6043         cp_int_cntl = RREG32(CP_INT_CNTL_RING0) &
6044                 (CNTX_BUSY_INT_ENABLE | CNTX_EMPTY_INT_ENABLE);
6045
6046         if (!ASIC_IS_NODCE(rdev)) {
6047                 hpd1 = RREG32(DC_HPD1_INT_CONTROL) & ~DC_HPDx_INT_EN;
6048                 hpd2 = RREG32(DC_HPD2_INT_CONTROL) & ~DC_HPDx_INT_EN;
6049                 hpd3 = RREG32(DC_HPD3_INT_CONTROL) & ~DC_HPDx_INT_EN;
6050                 hpd4 = RREG32(DC_HPD4_INT_CONTROL) & ~DC_HPDx_INT_EN;
6051                 hpd5 = RREG32(DC_HPD5_INT_CONTROL) & ~DC_HPDx_INT_EN;
6052                 hpd6 = RREG32(DC_HPD6_INT_CONTROL) & ~DC_HPDx_INT_EN;
6053         }
6054
6055         dma_cntl = RREG32(DMA_CNTL + DMA0_REGISTER_OFFSET) & ~TRAP_ENABLE;
6056         dma_cntl1 = RREG32(DMA_CNTL + DMA1_REGISTER_OFFSET) & ~TRAP_ENABLE;
6057
6058         thermal_int = RREG32(CG_THERMAL_INT) &
6059                 ~(THERM_INT_MASK_HIGH | THERM_INT_MASK_LOW);
6060
6061         /* enable CP interrupts on all rings */
6062         if (atomic_read(&rdev->irq.ring_int[RADEON_RING_TYPE_GFX_INDEX])) {
6063                 DRM_DEBUG("si_irq_set: sw int gfx\n");
6064                 cp_int_cntl |= TIME_STAMP_INT_ENABLE;
6065         }
6066         if (atomic_read(&rdev->irq.ring_int[CAYMAN_RING_TYPE_CP1_INDEX])) {
6067                 DRM_DEBUG("si_irq_set: sw int cp1\n");
6068                 cp_int_cntl1 |= TIME_STAMP_INT_ENABLE;
6069         }
6070         if (atomic_read(&rdev->irq.ring_int[CAYMAN_RING_TYPE_CP2_INDEX])) {
6071                 DRM_DEBUG("si_irq_set: sw int cp2\n");
6072                 cp_int_cntl2 |= TIME_STAMP_INT_ENABLE;
6073         }
6074         if (atomic_read(&rdev->irq.ring_int[R600_RING_TYPE_DMA_INDEX])) {
6075                 DRM_DEBUG("si_irq_set: sw int dma\n");
6076                 dma_cntl |= TRAP_ENABLE;
6077         }
6078
6079         if (atomic_read(&rdev->irq.ring_int[CAYMAN_RING_TYPE_DMA1_INDEX])) {
6080                 DRM_DEBUG("si_irq_set: sw int dma1\n");
6081                 dma_cntl1 |= TRAP_ENABLE;
6082         }
6083         if (rdev->irq.crtc_vblank_int[0] ||
6084             atomic_read(&rdev->irq.pflip[0])) {
6085                 DRM_DEBUG("si_irq_set: vblank 0\n");
6086                 crtc1 |= VBLANK_INT_MASK;
6087         }
6088         if (rdev->irq.crtc_vblank_int[1] ||
6089             atomic_read(&rdev->irq.pflip[1])) {
6090                 DRM_DEBUG("si_irq_set: vblank 1\n");
6091                 crtc2 |= VBLANK_INT_MASK;
6092         }
6093         if (rdev->irq.crtc_vblank_int[2] ||
6094             atomic_read(&rdev->irq.pflip[2])) {
6095                 DRM_DEBUG("si_irq_set: vblank 2\n");
6096                 crtc3 |= VBLANK_INT_MASK;
6097         }
6098         if (rdev->irq.crtc_vblank_int[3] ||
6099             atomic_read(&rdev->irq.pflip[3])) {
6100                 DRM_DEBUG("si_irq_set: vblank 3\n");
6101                 crtc4 |= VBLANK_INT_MASK;
6102         }
6103         if (rdev->irq.crtc_vblank_int[4] ||
6104             atomic_read(&rdev->irq.pflip[4])) {
6105                 DRM_DEBUG("si_irq_set: vblank 4\n");
6106                 crtc5 |= VBLANK_INT_MASK;
6107         }
6108         if (rdev->irq.crtc_vblank_int[5] ||
6109             atomic_read(&rdev->irq.pflip[5])) {
6110                 DRM_DEBUG("si_irq_set: vblank 5\n");
6111                 crtc6 |= VBLANK_INT_MASK;
6112         }
6113         if (rdev->irq.hpd[0]) {
6114                 DRM_DEBUG("si_irq_set: hpd 1\n");
6115                 hpd1 |= DC_HPDx_INT_EN;
6116         }
6117         if (rdev->irq.hpd[1]) {
6118                 DRM_DEBUG("si_irq_set: hpd 2\n");
6119                 hpd2 |= DC_HPDx_INT_EN;
6120         }
6121         if (rdev->irq.hpd[2]) {
6122                 DRM_DEBUG("si_irq_set: hpd 3\n");
6123                 hpd3 |= DC_HPDx_INT_EN;
6124         }
6125         if (rdev->irq.hpd[3]) {
6126                 DRM_DEBUG("si_irq_set: hpd 4\n");
6127                 hpd4 |= DC_HPDx_INT_EN;
6128         }
6129         if (rdev->irq.hpd[4]) {
6130                 DRM_DEBUG("si_irq_set: hpd 5\n");
6131                 hpd5 |= DC_HPDx_INT_EN;
6132         }
6133         if (rdev->irq.hpd[5]) {
6134                 DRM_DEBUG("si_irq_set: hpd 6\n");
6135                 hpd6 |= DC_HPDx_INT_EN;
6136         }
6137
6138         WREG32(CP_INT_CNTL_RING0, cp_int_cntl);
6139         WREG32(CP_INT_CNTL_RING1, cp_int_cntl1);
6140         WREG32(CP_INT_CNTL_RING2, cp_int_cntl2);
6141
6142         WREG32(DMA_CNTL + DMA0_REGISTER_OFFSET, dma_cntl);
6143         WREG32(DMA_CNTL + DMA1_REGISTER_OFFSET, dma_cntl1);
6144
6145         WREG32(GRBM_INT_CNTL, grbm_int_cntl);
6146
6147         if (rdev->irq.dpm_thermal) {
6148                 DRM_DEBUG("dpm thermal\n");
6149                 thermal_int |= THERM_INT_MASK_HIGH | THERM_INT_MASK_LOW;
6150         }
6151
6152         if (rdev->num_crtc >= 2) {
6153                 WREG32(INT_MASK + EVERGREEN_CRTC0_REGISTER_OFFSET, crtc1);
6154                 WREG32(INT_MASK + EVERGREEN_CRTC1_REGISTER_OFFSET, crtc2);
6155         }
6156         if (rdev->num_crtc >= 4) {
6157                 WREG32(INT_MASK + EVERGREEN_CRTC2_REGISTER_OFFSET, crtc3);
6158                 WREG32(INT_MASK + EVERGREEN_CRTC3_REGISTER_OFFSET, crtc4);
6159         }
6160         if (rdev->num_crtc >= 6) {
6161                 WREG32(INT_MASK + EVERGREEN_CRTC4_REGISTER_OFFSET, crtc5);
6162                 WREG32(INT_MASK + EVERGREEN_CRTC5_REGISTER_OFFSET, crtc6);
6163         }
6164
6165         if (rdev->num_crtc >= 2) {
6166                 WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC0_REGISTER_OFFSET,
6167                        GRPH_PFLIP_INT_MASK);
6168                 WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC1_REGISTER_OFFSET,
6169                        GRPH_PFLIP_INT_MASK);
6170         }
6171         if (rdev->num_crtc >= 4) {
6172                 WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC2_REGISTER_OFFSET,
6173                        GRPH_PFLIP_INT_MASK);
6174                 WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC3_REGISTER_OFFSET,
6175                        GRPH_PFLIP_INT_MASK);
6176         }
6177         if (rdev->num_crtc >= 6) {
6178                 WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC4_REGISTER_OFFSET,
6179                        GRPH_PFLIP_INT_MASK);
6180                 WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC5_REGISTER_OFFSET,
6181                        GRPH_PFLIP_INT_MASK);
6182         }
6183
6184         if (!ASIC_IS_NODCE(rdev)) {
6185                 WREG32(DC_HPD1_INT_CONTROL, hpd1);
6186                 WREG32(DC_HPD2_INT_CONTROL, hpd2);
6187                 WREG32(DC_HPD3_INT_CONTROL, hpd3);
6188                 WREG32(DC_HPD4_INT_CONTROL, hpd4);
6189                 WREG32(DC_HPD5_INT_CONTROL, hpd5);
6190                 WREG32(DC_HPD6_INT_CONTROL, hpd6);
6191         }
6192
6193         WREG32(CG_THERMAL_INT, thermal_int);
6194
6195         return 0;
6196 }
6197
6198 static inline void si_irq_ack(struct radeon_device *rdev)
6199 {
6200         u32 tmp;
6201
6202         if (ASIC_IS_NODCE(rdev))
6203                 return;
6204
6205         rdev->irq.stat_regs.evergreen.disp_int = RREG32(DISP_INTERRUPT_STATUS);
6206         rdev->irq.stat_regs.evergreen.disp_int_cont = RREG32(DISP_INTERRUPT_STATUS_CONTINUE);
6207         rdev->irq.stat_regs.evergreen.disp_int_cont2 = RREG32(DISP_INTERRUPT_STATUS_CONTINUE2);
6208         rdev->irq.stat_regs.evergreen.disp_int_cont3 = RREG32(DISP_INTERRUPT_STATUS_CONTINUE3);
6209         rdev->irq.stat_regs.evergreen.disp_int_cont4 = RREG32(DISP_INTERRUPT_STATUS_CONTINUE4);
6210         rdev->irq.stat_regs.evergreen.disp_int_cont5 = RREG32(DISP_INTERRUPT_STATUS_CONTINUE5);
6211         rdev->irq.stat_regs.evergreen.d1grph_int = RREG32(GRPH_INT_STATUS + EVERGREEN_CRTC0_REGISTER_OFFSET);
6212         rdev->irq.stat_regs.evergreen.d2grph_int = RREG32(GRPH_INT_STATUS + EVERGREEN_CRTC1_REGISTER_OFFSET);
6213         if (rdev->num_crtc >= 4) {
6214                 rdev->irq.stat_regs.evergreen.d3grph_int = RREG32(GRPH_INT_STATUS + EVERGREEN_CRTC2_REGISTER_OFFSET);
6215                 rdev->irq.stat_regs.evergreen.d4grph_int = RREG32(GRPH_INT_STATUS + EVERGREEN_CRTC3_REGISTER_OFFSET);
6216         }
6217         if (rdev->num_crtc >= 6) {
6218                 rdev->irq.stat_regs.evergreen.d5grph_int = RREG32(GRPH_INT_STATUS + EVERGREEN_CRTC4_REGISTER_OFFSET);
6219                 rdev->irq.stat_regs.evergreen.d6grph_int = RREG32(GRPH_INT_STATUS + EVERGREEN_CRTC5_REGISTER_OFFSET);
6220         }
6221
6222         if (rdev->irq.stat_regs.evergreen.d1grph_int & GRPH_PFLIP_INT_OCCURRED)
6223                 WREG32(GRPH_INT_STATUS + EVERGREEN_CRTC0_REGISTER_OFFSET, GRPH_PFLIP_INT_CLEAR);
6224         if (rdev->irq.stat_regs.evergreen.d2grph_int & GRPH_PFLIP_INT_OCCURRED)
6225                 WREG32(GRPH_INT_STATUS + EVERGREEN_CRTC1_REGISTER_OFFSET, GRPH_PFLIP_INT_CLEAR);
6226         if (rdev->irq.stat_regs.evergreen.disp_int & LB_D1_VBLANK_INTERRUPT)
6227                 WREG32(VBLANK_STATUS + EVERGREEN_CRTC0_REGISTER_OFFSET, VBLANK_ACK);
6228         if (rdev->irq.stat_regs.evergreen.disp_int & LB_D1_VLINE_INTERRUPT)
6229                 WREG32(VLINE_STATUS + EVERGREEN_CRTC0_REGISTER_OFFSET, VLINE_ACK);
6230         if (rdev->irq.stat_regs.evergreen.disp_int_cont & LB_D2_VBLANK_INTERRUPT)
6231                 WREG32(VBLANK_STATUS + EVERGREEN_CRTC1_REGISTER_OFFSET, VBLANK_ACK);
6232         if (rdev->irq.stat_regs.evergreen.disp_int_cont & LB_D2_VLINE_INTERRUPT)
6233                 WREG32(VLINE_STATUS + EVERGREEN_CRTC1_REGISTER_OFFSET, VLINE_ACK);
6234
6235         if (rdev->num_crtc >= 4) {
6236                 if (rdev->irq.stat_regs.evergreen.d3grph_int & GRPH_PFLIP_INT_OCCURRED)
6237                         WREG32(GRPH_INT_STATUS + EVERGREEN_CRTC2_REGISTER_OFFSET, GRPH_PFLIP_INT_CLEAR);
6238                 if (rdev->irq.stat_regs.evergreen.d4grph_int & GRPH_PFLIP_INT_OCCURRED)
6239                         WREG32(GRPH_INT_STATUS + EVERGREEN_CRTC3_REGISTER_OFFSET, GRPH_PFLIP_INT_CLEAR);
6240                 if (rdev->irq.stat_regs.evergreen.disp_int_cont2 & LB_D3_VBLANK_INTERRUPT)
6241                         WREG32(VBLANK_STATUS + EVERGREEN_CRTC2_REGISTER_OFFSET, VBLANK_ACK);
6242                 if (rdev->irq.stat_regs.evergreen.disp_int_cont2 & LB_D3_VLINE_INTERRUPT)
6243                         WREG32(VLINE_STATUS + EVERGREEN_CRTC2_REGISTER_OFFSET, VLINE_ACK);
6244                 if (rdev->irq.stat_regs.evergreen.disp_int_cont3 & LB_D4_VBLANK_INTERRUPT)
6245                         WREG32(VBLANK_STATUS + EVERGREEN_CRTC3_REGISTER_OFFSET, VBLANK_ACK);
6246                 if (rdev->irq.stat_regs.evergreen.disp_int_cont3 & LB_D4_VLINE_INTERRUPT)
6247                         WREG32(VLINE_STATUS + EVERGREEN_CRTC3_REGISTER_OFFSET, VLINE_ACK);
6248         }
6249
6250         if (rdev->num_crtc >= 6) {
6251                 if (rdev->irq.stat_regs.evergreen.d5grph_int & GRPH_PFLIP_INT_OCCURRED)
6252                         WREG32(GRPH_INT_STATUS + EVERGREEN_CRTC4_REGISTER_OFFSET, GRPH_PFLIP_INT_CLEAR);
6253                 if (rdev->irq.stat_regs.evergreen.d6grph_int & GRPH_PFLIP_INT_OCCURRED)
6254                         WREG32(GRPH_INT_STATUS + EVERGREEN_CRTC5_REGISTER_OFFSET, GRPH_PFLIP_INT_CLEAR);
6255                 if (rdev->irq.stat_regs.evergreen.disp_int_cont4 & LB_D5_VBLANK_INTERRUPT)
6256                         WREG32(VBLANK_STATUS + EVERGREEN_CRTC4_REGISTER_OFFSET, VBLANK_ACK);
6257                 if (rdev->irq.stat_regs.evergreen.disp_int_cont4 & LB_D5_VLINE_INTERRUPT)
6258                         WREG32(VLINE_STATUS + EVERGREEN_CRTC4_REGISTER_OFFSET, VLINE_ACK);
6259                 if (rdev->irq.stat_regs.evergreen.disp_int_cont5 & LB_D6_VBLANK_INTERRUPT)
6260                         WREG32(VBLANK_STATUS + EVERGREEN_CRTC5_REGISTER_OFFSET, VBLANK_ACK);
6261                 if (rdev->irq.stat_regs.evergreen.disp_int_cont5 & LB_D6_VLINE_INTERRUPT)
6262                         WREG32(VLINE_STATUS + EVERGREEN_CRTC5_REGISTER_OFFSET, VLINE_ACK);
6263         }
6264
6265         if (rdev->irq.stat_regs.evergreen.disp_int & DC_HPD1_INTERRUPT) {
6266                 tmp = RREG32(DC_HPD1_INT_CONTROL);
6267                 tmp |= DC_HPDx_INT_ACK;
6268                 WREG32(DC_HPD1_INT_CONTROL, tmp);
6269         }
6270         if (rdev->irq.stat_regs.evergreen.disp_int_cont & DC_HPD2_INTERRUPT) {
6271                 tmp = RREG32(DC_HPD2_INT_CONTROL);
6272                 tmp |= DC_HPDx_INT_ACK;
6273                 WREG32(DC_HPD2_INT_CONTROL, tmp);
6274         }
6275         if (rdev->irq.stat_regs.evergreen.disp_int_cont2 & DC_HPD3_INTERRUPT) {
6276                 tmp = RREG32(DC_HPD3_INT_CONTROL);
6277                 tmp |= DC_HPDx_INT_ACK;
6278                 WREG32(DC_HPD3_INT_CONTROL, tmp);
6279         }
6280         if (rdev->irq.stat_regs.evergreen.disp_int_cont3 & DC_HPD4_INTERRUPT) {
6281                 tmp = RREG32(DC_HPD4_INT_CONTROL);
6282                 tmp |= DC_HPDx_INT_ACK;
6283                 WREG32(DC_HPD4_INT_CONTROL, tmp);
6284         }
6285         if (rdev->irq.stat_regs.evergreen.disp_int_cont4 & DC_HPD5_INTERRUPT) {
6286                 tmp = RREG32(DC_HPD5_INT_CONTROL);
6287                 tmp |= DC_HPDx_INT_ACK;
6288                 WREG32(DC_HPD5_INT_CONTROL, tmp);
6289         }
6290         if (rdev->irq.stat_regs.evergreen.disp_int_cont5 & DC_HPD6_INTERRUPT) {
6291                 tmp = RREG32(DC_HPD5_INT_CONTROL);
6292                 tmp |= DC_HPDx_INT_ACK;
6293                 WREG32(DC_HPD6_INT_CONTROL, tmp);
6294         }
6295 }
6296
6297 static void si_irq_disable(struct radeon_device *rdev)
6298 {
6299         si_disable_interrupts(rdev);
6300         /* Wait and acknowledge irq */
6301         mdelay(1);
6302         si_irq_ack(rdev);
6303         si_disable_interrupt_state(rdev);
6304 }
6305
6306 static void si_irq_suspend(struct radeon_device *rdev)
6307 {
6308         si_irq_disable(rdev);
6309         si_rlc_stop(rdev);
6310 }
6311
6312 static void si_irq_fini(struct radeon_device *rdev)
6313 {
6314         si_irq_suspend(rdev);
6315         r600_ih_ring_fini(rdev);
6316 }
6317
6318 static inline u32 si_get_ih_wptr(struct radeon_device *rdev)
6319 {
6320         u32 wptr, tmp;
6321
6322         if (rdev->wb.enabled)
6323                 wptr = le32_to_cpu(rdev->wb.wb[R600_WB_IH_WPTR_OFFSET/4]);
6324         else
6325                 wptr = RREG32(IH_RB_WPTR);
6326
6327         if (wptr & RB_OVERFLOW) {
6328                 wptr &= ~RB_OVERFLOW;
6329                 /* When a ring buffer overflow happen start parsing interrupt
6330                  * from the last not overwritten vector (wptr + 16). Hopefully
6331                  * this should allow us to catchup.
6332                  */
6333                 dev_warn(rdev->dev, "IH ring buffer overflow (0x%08X, 0x%08X, 0x%08X)\n",
6334                          wptr, rdev->ih.rptr, (wptr + 16) & rdev->ih.ptr_mask);
6335                 rdev->ih.rptr = (wptr + 16) & rdev->ih.ptr_mask;
6336                 tmp = RREG32(IH_RB_CNTL);
6337                 tmp |= IH_WPTR_OVERFLOW_CLEAR;
6338                 WREG32(IH_RB_CNTL, tmp);
6339         }
6340         return (wptr & rdev->ih.ptr_mask);
6341 }
6342
6343 /*        SI IV Ring
6344  * Each IV ring entry is 128 bits:
6345  * [7:0]    - interrupt source id
6346  * [31:8]   - reserved
6347  * [59:32]  - interrupt source data
6348  * [63:60]  - reserved
6349  * [71:64]  - RINGID
6350  * [79:72]  - VMID
6351  * [127:80] - reserved
6352  */
6353 int si_irq_process(struct radeon_device *rdev)
6354 {
6355         u32 wptr;
6356         u32 rptr;
6357         u32 src_id, src_data, ring_id;
6358         u32 ring_index;
6359         bool queue_hotplug = false;
6360         bool queue_thermal = false;
6361         u32 status, addr;
6362
6363         if (!rdev->ih.enabled || rdev->shutdown)
6364                 return IRQ_NONE;
6365
6366         wptr = si_get_ih_wptr(rdev);
6367
6368 restart_ih:
6369         /* is somebody else already processing irqs? */
6370         if (atomic_xchg(&rdev->ih.lock, 1))
6371                 return IRQ_NONE;
6372
6373         rptr = rdev->ih.rptr;
6374         DRM_DEBUG("si_irq_process start: rptr %d, wptr %d\n", rptr, wptr);
6375
6376         /* Order reading of wptr vs. reading of IH ring data */
6377         rmb();
6378
6379         /* display interrupts */
6380         si_irq_ack(rdev);
6381
6382         while (rptr != wptr) {
6383                 /* wptr/rptr are in bytes! */
6384                 ring_index = rptr / 4;
6385                 src_id =  le32_to_cpu(rdev->ih.ring[ring_index]) & 0xff;
6386                 src_data = le32_to_cpu(rdev->ih.ring[ring_index + 1]) & 0xfffffff;
6387                 ring_id = le32_to_cpu(rdev->ih.ring[ring_index + 2]) & 0xff;
6388
6389                 switch (src_id) {
6390                 case 1: /* D1 vblank/vline */
6391                         switch (src_data) {
6392                         case 0: /* D1 vblank */
6393                                 if (rdev->irq.stat_regs.evergreen.disp_int & LB_D1_VBLANK_INTERRUPT) {
6394                                         if (rdev->irq.crtc_vblank_int[0]) {
6395                                                 drm_handle_vblank(rdev->ddev, 0);
6396                                                 rdev->pm.vblank_sync = true;
6397                                                 wake_up(&rdev->irq.vblank_queue);
6398                                         }
6399                                         if (atomic_read(&rdev->irq.pflip[0]))
6400                                                 radeon_crtc_handle_vblank(rdev, 0);
6401                                         rdev->irq.stat_regs.evergreen.disp_int &= ~LB_D1_VBLANK_INTERRUPT;
6402                                         DRM_DEBUG("IH: D1 vblank\n");
6403                                 }
6404                                 break;
6405                         case 1: /* D1 vline */
6406                                 if (rdev->irq.stat_regs.evergreen.disp_int & LB_D1_VLINE_INTERRUPT) {
6407                                         rdev->irq.stat_regs.evergreen.disp_int &= ~LB_D1_VLINE_INTERRUPT;
6408                                         DRM_DEBUG("IH: D1 vline\n");
6409                                 }
6410                                 break;
6411                         default:
6412                                 DRM_DEBUG("Unhandled interrupt: %d %d\n", src_id, src_data);
6413                                 break;
6414                         }
6415                         break;
6416                 case 2: /* D2 vblank/vline */
6417                         switch (src_data) {
6418                         case 0: /* D2 vblank */
6419                                 if (rdev->irq.stat_regs.evergreen.disp_int_cont & LB_D2_VBLANK_INTERRUPT) {
6420                                         if (rdev->irq.crtc_vblank_int[1]) {
6421                                                 drm_handle_vblank(rdev->ddev, 1);
6422                                                 rdev->pm.vblank_sync = true;
6423                                                 wake_up(&rdev->irq.vblank_queue);
6424                                         }
6425                                         if (atomic_read(&rdev->irq.pflip[1]))
6426                                                 radeon_crtc_handle_vblank(rdev, 1);
6427                                         rdev->irq.stat_regs.evergreen.disp_int_cont &= ~LB_D2_VBLANK_INTERRUPT;
6428                                         DRM_DEBUG("IH: D2 vblank\n");
6429                                 }
6430                                 break;
6431                         case 1: /* D2 vline */
6432                                 if (rdev->irq.stat_regs.evergreen.disp_int_cont & LB_D2_VLINE_INTERRUPT) {
6433                                         rdev->irq.stat_regs.evergreen.disp_int_cont &= ~LB_D2_VLINE_INTERRUPT;
6434                                         DRM_DEBUG("IH: D2 vline\n");
6435                                 }
6436                                 break;
6437                         default:
6438                                 DRM_DEBUG("Unhandled interrupt: %d %d\n", src_id, src_data);
6439                                 break;
6440                         }
6441                         break;
6442                 case 3: /* D3 vblank/vline */
6443                         switch (src_data) {
6444                         case 0: /* D3 vblank */
6445                                 if (rdev->irq.stat_regs.evergreen.disp_int_cont2 & LB_D3_VBLANK_INTERRUPT) {
6446                                         if (rdev->irq.crtc_vblank_int[2]) {
6447                                                 drm_handle_vblank(rdev->ddev, 2);
6448                                                 rdev->pm.vblank_sync = true;
6449                                                 wake_up(&rdev->irq.vblank_queue);
6450                                         }
6451                                         if (atomic_read(&rdev->irq.pflip[2]))
6452                                                 radeon_crtc_handle_vblank(rdev, 2);
6453                                         rdev->irq.stat_regs.evergreen.disp_int_cont2 &= ~LB_D3_VBLANK_INTERRUPT;
6454                                         DRM_DEBUG("IH: D3 vblank\n");
6455                                 }
6456                                 break;
6457                         case 1: /* D3 vline */
6458                                 if (rdev->irq.stat_regs.evergreen.disp_int_cont2 & LB_D3_VLINE_INTERRUPT) {
6459                                         rdev->irq.stat_regs.evergreen.disp_int_cont2 &= ~LB_D3_VLINE_INTERRUPT;
6460                                         DRM_DEBUG("IH: D3 vline\n");
6461                                 }
6462                                 break;
6463                         default:
6464                                 DRM_DEBUG("Unhandled interrupt: %d %d\n", src_id, src_data);
6465                                 break;
6466                         }
6467                         break;
6468                 case 4: /* D4 vblank/vline */
6469                         switch (src_data) {
6470                         case 0: /* D4 vblank */
6471                                 if (rdev->irq.stat_regs.evergreen.disp_int_cont3 & LB_D4_VBLANK_INTERRUPT) {
6472                                         if (rdev->irq.crtc_vblank_int[3]) {
6473                                                 drm_handle_vblank(rdev->ddev, 3);
6474                                                 rdev->pm.vblank_sync = true;
6475                                                 wake_up(&rdev->irq.vblank_queue);
6476                                         }
6477                                         if (atomic_read(&rdev->irq.pflip[3]))
6478                                                 radeon_crtc_handle_vblank(rdev, 3);
6479                                         rdev->irq.stat_regs.evergreen.disp_int_cont3 &= ~LB_D4_VBLANK_INTERRUPT;
6480                                         DRM_DEBUG("IH: D4 vblank\n");
6481                                 }
6482                                 break;
6483                         case 1: /* D4 vline */
6484                                 if (rdev->irq.stat_regs.evergreen.disp_int_cont3 & LB_D4_VLINE_INTERRUPT) {
6485                                         rdev->irq.stat_regs.evergreen.disp_int_cont3 &= ~LB_D4_VLINE_INTERRUPT;
6486                                         DRM_DEBUG("IH: D4 vline\n");
6487                                 }
6488                                 break;
6489                         default:
6490                                 DRM_DEBUG("Unhandled interrupt: %d %d\n", src_id, src_data);
6491                                 break;
6492                         }
6493                         break;
6494                 case 5: /* D5 vblank/vline */
6495                         switch (src_data) {
6496                         case 0: /* D5 vblank */
6497                                 if (rdev->irq.stat_regs.evergreen.disp_int_cont4 & LB_D5_VBLANK_INTERRUPT) {
6498                                         if (rdev->irq.crtc_vblank_int[4]) {
6499                                                 drm_handle_vblank(rdev->ddev, 4);
6500                                                 rdev->pm.vblank_sync = true;
6501                                                 wake_up(&rdev->irq.vblank_queue);
6502                                         }
6503                                         if (atomic_read(&rdev->irq.pflip[4]))
6504                                                 radeon_crtc_handle_vblank(rdev, 4);
6505                                         rdev->irq.stat_regs.evergreen.disp_int_cont4 &= ~LB_D5_VBLANK_INTERRUPT;
6506                                         DRM_DEBUG("IH: D5 vblank\n");
6507                                 }
6508                                 break;
6509                         case 1: /* D5 vline */
6510                                 if (rdev->irq.stat_regs.evergreen.disp_int_cont4 & LB_D5_VLINE_INTERRUPT) {
6511                                         rdev->irq.stat_regs.evergreen.disp_int_cont4 &= ~LB_D5_VLINE_INTERRUPT;
6512                                         DRM_DEBUG("IH: D5 vline\n");
6513                                 }
6514                                 break;
6515                         default:
6516                                 DRM_DEBUG("Unhandled interrupt: %d %d\n", src_id, src_data);
6517                                 break;
6518                         }
6519                         break;
6520                 case 6: /* D6 vblank/vline */
6521                         switch (src_data) {
6522                         case 0: /* D6 vblank */
6523                                 if (rdev->irq.stat_regs.evergreen.disp_int_cont5 & LB_D6_VBLANK_INTERRUPT) {
6524                                         if (rdev->irq.crtc_vblank_int[5]) {
6525                                                 drm_handle_vblank(rdev->ddev, 5);
6526                                                 rdev->pm.vblank_sync = true;
6527                                                 wake_up(&rdev->irq.vblank_queue);
6528                                         }
6529                                         if (atomic_read(&rdev->irq.pflip[5]))
6530                                                 radeon_crtc_handle_vblank(rdev, 5);
6531                                         rdev->irq.stat_regs.evergreen.disp_int_cont5 &= ~LB_D6_VBLANK_INTERRUPT;
6532                                         DRM_DEBUG("IH: D6 vblank\n");
6533                                 }
6534                                 break;
6535                         case 1: /* D6 vline */
6536                                 if (rdev->irq.stat_regs.evergreen.disp_int_cont5 & LB_D6_VLINE_INTERRUPT) {
6537                                         rdev->irq.stat_regs.evergreen.disp_int_cont5 &= ~LB_D6_VLINE_INTERRUPT;
6538                                         DRM_DEBUG("IH: D6 vline\n");
6539                                 }
6540                                 break;
6541                         default:
6542                                 DRM_DEBUG("Unhandled interrupt: %d %d\n", src_id, src_data);
6543                                 break;
6544                         }
6545                         break;
6546                 case 8: /* D1 page flip */
6547                 case 10: /* D2 page flip */
6548                 case 12: /* D3 page flip */
6549                 case 14: /* D4 page flip */
6550                 case 16: /* D5 page flip */
6551                 case 18: /* D6 page flip */
6552                         DRM_DEBUG("IH: D%d flip\n", ((src_id - 8) >> 1) + 1);
6553                         if (radeon_use_pflipirq > 0)
6554                                 radeon_crtc_handle_flip(rdev, (src_id - 8) >> 1);
6555                         break;
6556                 case 42: /* HPD hotplug */
6557                         switch (src_data) {
6558                         case 0:
6559                                 if (rdev->irq.stat_regs.evergreen.disp_int & DC_HPD1_INTERRUPT) {
6560                                         rdev->irq.stat_regs.evergreen.disp_int &= ~DC_HPD1_INTERRUPT;
6561                                         queue_hotplug = true;
6562                                         DRM_DEBUG("IH: HPD1\n");
6563                                 }
6564                                 break;
6565                         case 1:
6566                                 if (rdev->irq.stat_regs.evergreen.disp_int_cont & DC_HPD2_INTERRUPT) {
6567                                         rdev->irq.stat_regs.evergreen.disp_int_cont &= ~DC_HPD2_INTERRUPT;
6568                                         queue_hotplug = true;
6569                                         DRM_DEBUG("IH: HPD2\n");
6570                                 }
6571                                 break;
6572                         case 2:
6573                                 if (rdev->irq.stat_regs.evergreen.disp_int_cont2 & DC_HPD3_INTERRUPT) {
6574                                         rdev->irq.stat_regs.evergreen.disp_int_cont2 &= ~DC_HPD3_INTERRUPT;
6575                                         queue_hotplug = true;
6576                                         DRM_DEBUG("IH: HPD3\n");
6577                                 }
6578                                 break;
6579                         case 3:
6580                                 if (rdev->irq.stat_regs.evergreen.disp_int_cont3 & DC_HPD4_INTERRUPT) {
6581                                         rdev->irq.stat_regs.evergreen.disp_int_cont3 &= ~DC_HPD4_INTERRUPT;
6582                                         queue_hotplug = true;
6583                                         DRM_DEBUG("IH: HPD4\n");
6584                                 }
6585                                 break;
6586                         case 4:
6587                                 if (rdev->irq.stat_regs.evergreen.disp_int_cont4 & DC_HPD5_INTERRUPT) {
6588                                         rdev->irq.stat_regs.evergreen.disp_int_cont4 &= ~DC_HPD5_INTERRUPT;
6589                                         queue_hotplug = true;
6590                                         DRM_DEBUG("IH: HPD5\n");
6591                                 }
6592                                 break;
6593                         case 5:
6594                                 if (rdev->irq.stat_regs.evergreen.disp_int_cont5 & DC_HPD6_INTERRUPT) {
6595                                         rdev->irq.stat_regs.evergreen.disp_int_cont5 &= ~DC_HPD6_INTERRUPT;
6596                                         queue_hotplug = true;
6597                                         DRM_DEBUG("IH: HPD6\n");
6598                                 }
6599                                 break;
6600                         default:
6601                                 DRM_DEBUG("Unhandled interrupt: %d %d\n", src_id, src_data);
6602                                 break;
6603                         }
6604                         break;
6605                 case 124: /* UVD */
6606                         DRM_DEBUG("IH: UVD int: 0x%08x\n", src_data);
6607                         radeon_fence_process(rdev, R600_RING_TYPE_UVD_INDEX);
6608                         break;
6609                 case 146:
6610                 case 147:
6611                         addr = RREG32(VM_CONTEXT1_PROTECTION_FAULT_ADDR);
6612                         status = RREG32(VM_CONTEXT1_PROTECTION_FAULT_STATUS);
6613                         /* reset addr and status */
6614                         WREG32_P(VM_CONTEXT1_CNTL2, 1, ~1);
6615                         if (addr == 0x0 && status == 0x0)
6616                                 break;
6617                         dev_err(rdev->dev, "GPU fault detected: %d 0x%08x\n", src_id, src_data);
6618                         dev_err(rdev->dev, "  VM_CONTEXT1_PROTECTION_FAULT_ADDR   0x%08X\n",
6619                                 addr);
6620                         dev_err(rdev->dev, "  VM_CONTEXT1_PROTECTION_FAULT_STATUS 0x%08X\n",
6621                                 status);
6622                         si_vm_decode_fault(rdev, status, addr);
6623                         break;
6624                 case 176: /* RINGID0 CP_INT */
6625                         radeon_fence_process(rdev, RADEON_RING_TYPE_GFX_INDEX);
6626                         break;
6627                 case 177: /* RINGID1 CP_INT */
6628                         radeon_fence_process(rdev, CAYMAN_RING_TYPE_CP1_INDEX);
6629                         break;
6630                 case 178: /* RINGID2 CP_INT */
6631                         radeon_fence_process(rdev, CAYMAN_RING_TYPE_CP2_INDEX);
6632                         break;
6633                 case 181: /* CP EOP event */
6634                         DRM_DEBUG("IH: CP EOP\n");
6635                         switch (ring_id) {
6636                         case 0:
6637                                 radeon_fence_process(rdev, RADEON_RING_TYPE_GFX_INDEX);
6638                                 break;
6639                         case 1:
6640                                 radeon_fence_process(rdev, CAYMAN_RING_TYPE_CP1_INDEX);
6641                                 break;
6642                         case 2:
6643                                 radeon_fence_process(rdev, CAYMAN_RING_TYPE_CP2_INDEX);
6644                                 break;
6645                         }
6646                         break;
6647                 case 224: /* DMA trap event */
6648                         DRM_DEBUG("IH: DMA trap\n");
6649                         radeon_fence_process(rdev, R600_RING_TYPE_DMA_INDEX);
6650                         break;
6651                 case 230: /* thermal low to high */
6652                         DRM_DEBUG("IH: thermal low to high\n");
6653                         rdev->pm.dpm.thermal.high_to_low = false;
6654                         queue_thermal = true;
6655                         break;
6656                 case 231: /* thermal high to low */
6657                         DRM_DEBUG("IH: thermal high to low\n");
6658                         rdev->pm.dpm.thermal.high_to_low = true;
6659                         queue_thermal = true;
6660                         break;
6661                 case 233: /* GUI IDLE */
6662                         DRM_DEBUG("IH: GUI idle\n");
6663                         break;
6664                 case 244: /* DMA trap event */
6665                         DRM_DEBUG("IH: DMA1 trap\n");
6666                         radeon_fence_process(rdev, CAYMAN_RING_TYPE_DMA1_INDEX);
6667                         break;
6668                 default:
6669                         DRM_DEBUG("Unhandled interrupt: %d %d\n", src_id, src_data);
6670                         break;
6671                 }
6672
6673                 /* wptr/rptr are in bytes! */
6674                 rptr += 16;
6675                 rptr &= rdev->ih.ptr_mask;
6676                 WREG32(IH_RB_RPTR, rptr);
6677         }
6678         if (queue_hotplug)
6679                 schedule_work(&rdev->hotplug_work);
6680         if (queue_thermal && rdev->pm.dpm_enabled)
6681                 schedule_work(&rdev->pm.dpm.thermal.work);
6682         rdev->ih.rptr = rptr;
6683         atomic_set(&rdev->ih.lock, 0);
6684
6685         /* make sure wptr hasn't changed while processing */
6686         wptr = si_get_ih_wptr(rdev);
6687         if (wptr != rptr)
6688                 goto restart_ih;
6689
6690         return IRQ_HANDLED;
6691 }
6692
6693 /*
6694  * startup/shutdown callbacks
6695  */
6696 static int si_startup(struct radeon_device *rdev)
6697 {
6698         struct radeon_ring *ring;
6699         int r;
6700
6701         /* enable pcie gen2/3 link */
6702         si_pcie_gen3_enable(rdev);
6703         /* enable aspm */
6704         si_program_aspm(rdev);
6705
6706         /* scratch needs to be initialized before MC */
6707         r = r600_vram_scratch_init(rdev);
6708         if (r)
6709                 return r;
6710
6711         si_mc_program(rdev);
6712
6713         if (!rdev->pm.dpm_enabled) {
6714                 r = si_mc_load_microcode(rdev);
6715                 if (r) {
6716                         DRM_ERROR("Failed to load MC firmware!\n");
6717                         return r;
6718                 }
6719         }
6720
6721         r = si_pcie_gart_enable(rdev);
6722         if (r)
6723                 return r;
6724         si_gpu_init(rdev);
6725
6726         /* allocate rlc buffers */
6727         if (rdev->family == CHIP_VERDE) {
6728                 rdev->rlc.reg_list = verde_rlc_save_restore_register_list;
6729                 rdev->rlc.reg_list_size =
6730                         (u32)ARRAY_SIZE(verde_rlc_save_restore_register_list);
6731         }
6732         rdev->rlc.cs_data = si_cs_data;
6733         r = sumo_rlc_init(rdev);
6734         if (r) {
6735                 DRM_ERROR("Failed to init rlc BOs!\n");
6736                 return r;
6737         }
6738
6739         /* allocate wb buffer */
6740         r = radeon_wb_init(rdev);
6741         if (r)
6742                 return r;
6743
6744         r = radeon_fence_driver_start_ring(rdev, RADEON_RING_TYPE_GFX_INDEX);
6745         if (r) {
6746                 dev_err(rdev->dev, "failed initializing CP fences (%d).\n", r);
6747                 return r;
6748         }
6749
6750         r = radeon_fence_driver_start_ring(rdev, CAYMAN_RING_TYPE_CP1_INDEX);
6751         if (r) {
6752                 dev_err(rdev->dev, "failed initializing CP fences (%d).\n", r);
6753                 return r;
6754         }
6755
6756         r = radeon_fence_driver_start_ring(rdev, CAYMAN_RING_TYPE_CP2_INDEX);
6757         if (r) {
6758                 dev_err(rdev->dev, "failed initializing CP fences (%d).\n", r);
6759                 return r;
6760         }
6761
6762         r = radeon_fence_driver_start_ring(rdev, R600_RING_TYPE_DMA_INDEX);
6763         if (r) {
6764                 dev_err(rdev->dev, "failed initializing DMA fences (%d).\n", r);
6765                 return r;
6766         }
6767
6768         r = radeon_fence_driver_start_ring(rdev, CAYMAN_RING_TYPE_DMA1_INDEX);
6769         if (r) {
6770                 dev_err(rdev->dev, "failed initializing DMA fences (%d).\n", r);
6771                 return r;
6772         }
6773
6774         if (rdev->has_uvd) {
6775                 r = uvd_v2_2_resume(rdev);
6776                 if (!r) {
6777                         r = radeon_fence_driver_start_ring(rdev,
6778                                                            R600_RING_TYPE_UVD_INDEX);
6779                         if (r)
6780                                 dev_err(rdev->dev, "UVD fences init error (%d).\n", r);
6781                 }
6782                 if (r)
6783                         rdev->ring[R600_RING_TYPE_UVD_INDEX].ring_size = 0;
6784         }
6785
6786         /* Enable IRQ */
6787         if (!rdev->irq.installed) {
6788                 r = radeon_irq_kms_init(rdev);
6789                 if (r)
6790                         return r;
6791         }
6792
6793         r = si_irq_init(rdev);
6794         if (r) {
6795                 DRM_ERROR("radeon: IH init failed (%d).\n", r);
6796                 radeon_irq_kms_fini(rdev);
6797                 return r;
6798         }
6799         si_irq_set(rdev);
6800
6801         ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX];
6802         r = radeon_ring_init(rdev, ring, ring->ring_size, RADEON_WB_CP_RPTR_OFFSET,
6803                              RADEON_CP_PACKET2);
6804         if (r)
6805                 return r;
6806
6807         ring = &rdev->ring[CAYMAN_RING_TYPE_CP1_INDEX];
6808         r = radeon_ring_init(rdev, ring, ring->ring_size, RADEON_WB_CP1_RPTR_OFFSET,
6809                              RADEON_CP_PACKET2);
6810         if (r)
6811                 return r;
6812
6813         ring = &rdev->ring[CAYMAN_RING_TYPE_CP2_INDEX];
6814         r = radeon_ring_init(rdev, ring, ring->ring_size, RADEON_WB_CP2_RPTR_OFFSET,
6815                              RADEON_CP_PACKET2);
6816         if (r)
6817                 return r;
6818
6819         ring = &rdev->ring[R600_RING_TYPE_DMA_INDEX];
6820         r = radeon_ring_init(rdev, ring, ring->ring_size, R600_WB_DMA_RPTR_OFFSET,
6821                              DMA_PACKET(DMA_PACKET_NOP, 0, 0, 0, 0));
6822         if (r)
6823                 return r;
6824
6825         ring = &rdev->ring[CAYMAN_RING_TYPE_DMA1_INDEX];
6826         r = radeon_ring_init(rdev, ring, ring->ring_size, CAYMAN_WB_DMA1_RPTR_OFFSET,
6827                              DMA_PACKET(DMA_PACKET_NOP, 0, 0, 0, 0));
6828         if (r)
6829                 return r;
6830
6831         r = si_cp_load_microcode(rdev);
6832         if (r)
6833                 return r;
6834         r = si_cp_resume(rdev);
6835         if (r)
6836                 return r;
6837
6838         r = cayman_dma_resume(rdev);
6839         if (r)
6840                 return r;
6841
6842         if (rdev->has_uvd) {
6843                 ring = &rdev->ring[R600_RING_TYPE_UVD_INDEX];
6844                 if (ring->ring_size) {
6845                         r = radeon_ring_init(rdev, ring, ring->ring_size, 0,
6846                                              RADEON_CP_PACKET2);
6847                         if (!r)
6848                                 r = uvd_v1_0_init(rdev);
6849                         if (r)
6850                                 DRM_ERROR("radeon: failed initializing UVD (%d).\n", r);
6851                 }
6852         }
6853
6854         r = radeon_ib_pool_init(rdev);
6855         if (r) {
6856                 dev_err(rdev->dev, "IB initialization failed (%d).\n", r);
6857                 return r;
6858         }
6859
6860         r = radeon_vm_manager_init(rdev);
6861         if (r) {
6862                 dev_err(rdev->dev, "vm manager initialization failed (%d).\n", r);
6863                 return r;
6864         }
6865
6866         r = dce6_audio_init(rdev);
6867         if (r)
6868                 return r;
6869
6870         return 0;
6871 }
6872
6873 int si_resume(struct radeon_device *rdev)
6874 {
6875         int r;
6876
6877         /* Do not reset GPU before posting, on rv770 hw unlike on r500 hw,
6878          * posting will perform necessary task to bring back GPU into good
6879          * shape.
6880          */
6881         /* post card */
6882         atom_asic_init(rdev->mode_info.atom_context);
6883
6884         /* init golden registers */
6885         si_init_golden_registers(rdev);
6886
6887         if (rdev->pm.pm_method == PM_METHOD_DPM)
6888                 radeon_pm_resume(rdev);
6889
6890         rdev->accel_working = true;
6891         r = si_startup(rdev);
6892         if (r) {
6893                 DRM_ERROR("si startup failed on resume\n");
6894                 rdev->accel_working = false;
6895                 return r;
6896         }
6897
6898         return r;
6899
6900 }
6901
6902 int si_suspend(struct radeon_device *rdev)
6903 {
6904         radeon_pm_suspend(rdev);
6905         dce6_audio_fini(rdev);
6906         radeon_vm_manager_fini(rdev);
6907         si_cp_enable(rdev, false);
6908         cayman_dma_stop(rdev);
6909         if (rdev->has_uvd) {
6910                 uvd_v1_0_fini(rdev);
6911                 radeon_uvd_suspend(rdev);
6912         }
6913         si_fini_pg(rdev);
6914         si_fini_cg(rdev);
6915         si_irq_suspend(rdev);
6916         radeon_wb_disable(rdev);
6917         si_pcie_gart_disable(rdev);
6918         return 0;
6919 }
6920
6921 /* Plan is to move initialization in that function and use
6922  * helper function so that radeon_device_init pretty much
6923  * do nothing more than calling asic specific function. This
6924  * should also allow to remove a bunch of callback function
6925  * like vram_info.
6926  */
6927 int si_init(struct radeon_device *rdev)
6928 {
6929         struct radeon_ring *ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX];
6930         int r;
6931
6932         /* Read BIOS */
6933         if (!radeon_get_bios(rdev)) {
6934                 if (ASIC_IS_AVIVO(rdev))
6935                         return -EINVAL;
6936         }
6937         /* Must be an ATOMBIOS */
6938         if (!rdev->is_atom_bios) {
6939                 dev_err(rdev->dev, "Expecting atombios for cayman GPU\n");
6940                 return -EINVAL;
6941         }
6942         r = radeon_atombios_init(rdev);
6943         if (r)
6944                 return r;
6945
6946         /* Post card if necessary */
6947         if (!radeon_card_posted(rdev)) {
6948                 if (!rdev->bios) {
6949                         dev_err(rdev->dev, "Card not posted and no BIOS - ignoring\n");
6950                         return -EINVAL;
6951                 }
6952                 DRM_INFO("GPU not posted. posting now...\n");
6953                 atom_asic_init(rdev->mode_info.atom_context);
6954         }
6955         /* init golden registers */
6956         si_init_golden_registers(rdev);
6957         /* Initialize scratch registers */
6958         si_scratch_init(rdev);
6959         /* Initialize surface registers */
6960         radeon_surface_init(rdev);
6961         /* Initialize clocks */
6962         radeon_get_clock_info(rdev->ddev);
6963
6964         /* Fence driver */
6965         r = radeon_fence_driver_init(rdev);
6966         if (r)
6967                 return r;
6968
6969         /* initialize memory controller */
6970         r = si_mc_init(rdev);
6971         if (r)
6972                 return r;
6973         /* Memory manager */
6974         r = radeon_bo_init(rdev);
6975         if (r)
6976                 return r;
6977
6978         if (!rdev->me_fw || !rdev->pfp_fw || !rdev->ce_fw ||
6979             !rdev->rlc_fw || !rdev->mc_fw) {
6980                 r = si_init_microcode(rdev);
6981                 if (r) {
6982                         DRM_ERROR("Failed to load firmware!\n");
6983                         return r;
6984                 }
6985         }
6986
6987         /* Initialize power management */
6988         radeon_pm_init(rdev);
6989
6990         ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX];
6991         ring->ring_obj = NULL;
6992         r600_ring_init(rdev, ring, 1024 * 1024);
6993
6994         ring = &rdev->ring[CAYMAN_RING_TYPE_CP1_INDEX];
6995         ring->ring_obj = NULL;
6996         r600_ring_init(rdev, ring, 1024 * 1024);
6997
6998         ring = &rdev->ring[CAYMAN_RING_TYPE_CP2_INDEX];
6999         ring->ring_obj = NULL;
7000         r600_ring_init(rdev, ring, 1024 * 1024);
7001
7002         ring = &rdev->ring[R600_RING_TYPE_DMA_INDEX];
7003         ring->ring_obj = NULL;
7004         r600_ring_init(rdev, ring, 64 * 1024);
7005
7006         ring = &rdev->ring[CAYMAN_RING_TYPE_DMA1_INDEX];
7007         ring->ring_obj = NULL;
7008         r600_ring_init(rdev, ring, 64 * 1024);
7009
7010         if (rdev->has_uvd) {
7011                 r = radeon_uvd_init(rdev);
7012                 if (!r) {
7013                         ring = &rdev->ring[R600_RING_TYPE_UVD_INDEX];
7014                         ring->ring_obj = NULL;
7015                         r600_ring_init(rdev, ring, 4096);
7016                 }
7017         }
7018
7019         rdev->ih.ring_obj = NULL;
7020         r600_ih_ring_init(rdev, 64 * 1024);
7021
7022         r = r600_pcie_gart_init(rdev);
7023         if (r)
7024                 return r;
7025
7026         rdev->accel_working = true;
7027         r = si_startup(rdev);
7028         if (r) {
7029                 dev_err(rdev->dev, "disabling GPU acceleration\n");
7030                 si_cp_fini(rdev);
7031                 cayman_dma_fini(rdev);
7032                 si_irq_fini(rdev);
7033                 sumo_rlc_fini(rdev);
7034                 radeon_wb_fini(rdev);
7035                 radeon_ib_pool_fini(rdev);
7036                 radeon_vm_manager_fini(rdev);
7037                 radeon_irq_kms_fini(rdev);
7038                 si_pcie_gart_fini(rdev);
7039                 rdev->accel_working = false;
7040         }
7041
7042         /* Don't start up if the MC ucode is missing.
7043          * The default clocks and voltages before the MC ucode
7044          * is loaded are not suffient for advanced operations.
7045          */
7046         if (!rdev->mc_fw) {
7047                 DRM_ERROR("radeon: MC ucode required for NI+.\n");
7048                 return -EINVAL;
7049         }
7050
7051         return 0;
7052 }
7053
7054 void si_fini(struct radeon_device *rdev)
7055 {
7056         radeon_pm_fini(rdev);
7057         si_cp_fini(rdev);
7058         cayman_dma_fini(rdev);
7059         si_fini_pg(rdev);
7060         si_fini_cg(rdev);
7061         si_irq_fini(rdev);
7062         sumo_rlc_fini(rdev);
7063         radeon_wb_fini(rdev);
7064         radeon_vm_manager_fini(rdev);
7065         radeon_ib_pool_fini(rdev);
7066         radeon_irq_kms_fini(rdev);
7067         if (rdev->has_uvd) {
7068                 uvd_v1_0_fini(rdev);
7069                 radeon_uvd_fini(rdev);
7070         }
7071         si_pcie_gart_fini(rdev);
7072         r600_vram_scratch_fini(rdev);
7073         radeon_gem_fini(rdev);
7074         radeon_fence_driver_fini(rdev);
7075         radeon_bo_fini(rdev);
7076         radeon_atombios_fini(rdev);
7077         kfree(rdev->bios);
7078         rdev->bios = NULL;
7079 }
7080
7081 /**
7082  * si_get_gpu_clock_counter - return GPU clock counter snapshot
7083  *
7084  * @rdev: radeon_device pointer
7085  *
7086  * Fetches a GPU clock counter snapshot (SI).
7087  * Returns the 64 bit clock counter snapshot.
7088  */
7089 uint64_t si_get_gpu_clock_counter(struct radeon_device *rdev)
7090 {
7091         uint64_t clock;
7092
7093         mutex_lock(&rdev->gpu_clock_mutex);
7094         WREG32(RLC_CAPTURE_GPU_CLOCK_COUNT, 1);
7095         clock = (uint64_t)RREG32(RLC_GPU_CLOCK_COUNT_LSB) |
7096                 ((uint64_t)RREG32(RLC_GPU_CLOCK_COUNT_MSB) << 32ULL);
7097         mutex_unlock(&rdev->gpu_clock_mutex);
7098         return clock;
7099 }
7100
7101 int si_set_uvd_clocks(struct radeon_device *rdev, u32 vclk, u32 dclk)
7102 {
7103         unsigned fb_div = 0, vclk_div = 0, dclk_div = 0;
7104         int r;
7105
7106         /* bypass vclk and dclk with bclk */
7107         WREG32_P(CG_UPLL_FUNC_CNTL_2,
7108                 VCLK_SRC_SEL(1) | DCLK_SRC_SEL(1),
7109                 ~(VCLK_SRC_SEL_MASK | DCLK_SRC_SEL_MASK));
7110
7111         /* put PLL in bypass mode */
7112         WREG32_P(CG_UPLL_FUNC_CNTL, UPLL_BYPASS_EN_MASK, ~UPLL_BYPASS_EN_MASK);
7113
7114         if (!vclk || !dclk) {
7115                 /* keep the Bypass mode, put PLL to sleep */
7116                 WREG32_P(CG_UPLL_FUNC_CNTL, UPLL_SLEEP_MASK, ~UPLL_SLEEP_MASK);
7117                 return 0;
7118         }
7119
7120         r = radeon_uvd_calc_upll_dividers(rdev, vclk, dclk, 125000, 250000,
7121                                           16384, 0x03FFFFFF, 0, 128, 5,
7122                                           &fb_div, &vclk_div, &dclk_div);
7123         if (r)
7124                 return r;
7125
7126         /* set RESET_ANTI_MUX to 0 */
7127         WREG32_P(CG_UPLL_FUNC_CNTL_5, 0, ~RESET_ANTI_MUX_MASK);
7128
7129         /* set VCO_MODE to 1 */
7130         WREG32_P(CG_UPLL_FUNC_CNTL, UPLL_VCO_MODE_MASK, ~UPLL_VCO_MODE_MASK);
7131
7132         /* toggle UPLL_SLEEP to 1 then back to 0 */
7133         WREG32_P(CG_UPLL_FUNC_CNTL, UPLL_SLEEP_MASK, ~UPLL_SLEEP_MASK);
7134         WREG32_P(CG_UPLL_FUNC_CNTL, 0, ~UPLL_SLEEP_MASK);
7135
7136         /* deassert UPLL_RESET */
7137         WREG32_P(CG_UPLL_FUNC_CNTL, 0, ~UPLL_RESET_MASK);
7138
7139         mdelay(1);
7140
7141         r = radeon_uvd_send_upll_ctlreq(rdev, CG_UPLL_FUNC_CNTL);
7142         if (r)
7143                 return r;
7144
7145         /* assert UPLL_RESET again */
7146         WREG32_P(CG_UPLL_FUNC_CNTL, UPLL_RESET_MASK, ~UPLL_RESET_MASK);
7147
7148         /* disable spread spectrum. */
7149         WREG32_P(CG_UPLL_SPREAD_SPECTRUM, 0, ~SSEN_MASK);
7150
7151         /* set feedback divider */
7152         WREG32_P(CG_UPLL_FUNC_CNTL_3, UPLL_FB_DIV(fb_div), ~UPLL_FB_DIV_MASK);
7153
7154         /* set ref divider to 0 */
7155         WREG32_P(CG_UPLL_FUNC_CNTL, 0, ~UPLL_REF_DIV_MASK);
7156
7157         if (fb_div < 307200)
7158                 WREG32_P(CG_UPLL_FUNC_CNTL_4, 0, ~UPLL_SPARE_ISPARE9);
7159         else
7160                 WREG32_P(CG_UPLL_FUNC_CNTL_4, UPLL_SPARE_ISPARE9, ~UPLL_SPARE_ISPARE9);
7161
7162         /* set PDIV_A and PDIV_B */
7163         WREG32_P(CG_UPLL_FUNC_CNTL_2,
7164                 UPLL_PDIV_A(vclk_div) | UPLL_PDIV_B(dclk_div),
7165                 ~(UPLL_PDIV_A_MASK | UPLL_PDIV_B_MASK));
7166
7167         /* give the PLL some time to settle */
7168         mdelay(15);
7169
7170         /* deassert PLL_RESET */
7171         WREG32_P(CG_UPLL_FUNC_CNTL, 0, ~UPLL_RESET_MASK);
7172
7173         mdelay(15);
7174
7175         /* switch from bypass mode to normal mode */
7176         WREG32_P(CG_UPLL_FUNC_CNTL, 0, ~UPLL_BYPASS_EN_MASK);
7177
7178         r = radeon_uvd_send_upll_ctlreq(rdev, CG_UPLL_FUNC_CNTL);
7179         if (r)
7180                 return r;
7181
7182         /* switch VCLK and DCLK selection */
7183         WREG32_P(CG_UPLL_FUNC_CNTL_2,
7184                 VCLK_SRC_SEL(2) | DCLK_SRC_SEL(2),
7185                 ~(VCLK_SRC_SEL_MASK | DCLK_SRC_SEL_MASK));
7186
7187         mdelay(100);
7188
7189         return 0;
7190 }
7191
7192 static void si_pcie_gen3_enable(struct radeon_device *rdev)
7193 {
7194         struct pci_dev *root = rdev->pdev->bus->self;
7195         int bridge_pos, gpu_pos;
7196         u32 speed_cntl, mask, current_data_rate;
7197         int ret, i;
7198         u16 tmp16;
7199
7200         if (pci_is_root_bus(rdev->pdev->bus))
7201                 return;
7202
7203         if (radeon_pcie_gen2 == 0)
7204                 return;
7205
7206         if (rdev->flags & RADEON_IS_IGP)
7207                 return;
7208
7209         if (!(rdev->flags & RADEON_IS_PCIE))
7210                 return;
7211
7212         ret = drm_pcie_get_speed_cap_mask(rdev->ddev, &mask);
7213         if (ret != 0)
7214                 return;
7215
7216         if (!(mask & (DRM_PCIE_SPEED_50 | DRM_PCIE_SPEED_80)))
7217                 return;
7218
7219         speed_cntl = RREG32_PCIE_PORT(PCIE_LC_SPEED_CNTL);
7220         current_data_rate = (speed_cntl & LC_CURRENT_DATA_RATE_MASK) >>
7221                 LC_CURRENT_DATA_RATE_SHIFT;
7222         if (mask & DRM_PCIE_SPEED_80) {
7223                 if (current_data_rate == 2) {
7224                         DRM_INFO("PCIE gen 3 link speeds already enabled\n");
7225                         return;
7226                 }
7227                 DRM_INFO("enabling PCIE gen 3 link speeds, disable with radeon.pcie_gen2=0\n");
7228         } else if (mask & DRM_PCIE_SPEED_50) {
7229                 if (current_data_rate == 1) {
7230                         DRM_INFO("PCIE gen 2 link speeds already enabled\n");
7231                         return;
7232                 }
7233                 DRM_INFO("enabling PCIE gen 2 link speeds, disable with radeon.pcie_gen2=0\n");
7234         }
7235
7236         bridge_pos = pci_pcie_cap(root);
7237         if (!bridge_pos)
7238                 return;
7239
7240         gpu_pos = pci_pcie_cap(rdev->pdev);
7241         if (!gpu_pos)
7242                 return;
7243
7244         if (mask & DRM_PCIE_SPEED_80) {
7245                 /* re-try equalization if gen3 is not already enabled */
7246                 if (current_data_rate != 2) {
7247                         u16 bridge_cfg, gpu_cfg;
7248                         u16 bridge_cfg2, gpu_cfg2;
7249                         u32 max_lw, current_lw, tmp;
7250
7251                         pci_read_config_word(root, bridge_pos + PCI_EXP_LNKCTL, &bridge_cfg);
7252                         pci_read_config_word(rdev->pdev, gpu_pos + PCI_EXP_LNKCTL, &gpu_cfg);
7253
7254                         tmp16 = bridge_cfg | PCI_EXP_LNKCTL_HAWD;
7255                         pci_write_config_word(root, bridge_pos + PCI_EXP_LNKCTL, tmp16);
7256
7257                         tmp16 = gpu_cfg | PCI_EXP_LNKCTL_HAWD;
7258                         pci_write_config_word(rdev->pdev, gpu_pos + PCI_EXP_LNKCTL, tmp16);
7259
7260                         tmp = RREG32_PCIE(PCIE_LC_STATUS1);
7261                         max_lw = (tmp & LC_DETECTED_LINK_WIDTH_MASK) >> LC_DETECTED_LINK_WIDTH_SHIFT;
7262                         current_lw = (tmp & LC_OPERATING_LINK_WIDTH_MASK) >> LC_OPERATING_LINK_WIDTH_SHIFT;
7263
7264                         if (current_lw < max_lw) {
7265                                 tmp = RREG32_PCIE_PORT(PCIE_LC_LINK_WIDTH_CNTL);
7266                                 if (tmp & LC_RENEGOTIATION_SUPPORT) {
7267                                         tmp &= ~(LC_LINK_WIDTH_MASK | LC_UPCONFIGURE_DIS);
7268                                         tmp |= (max_lw << LC_LINK_WIDTH_SHIFT);
7269                                         tmp |= LC_UPCONFIGURE_SUPPORT | LC_RENEGOTIATE_EN | LC_RECONFIG_NOW;
7270                                         WREG32_PCIE_PORT(PCIE_LC_LINK_WIDTH_CNTL, tmp);
7271                                 }
7272                         }
7273
7274                         for (i = 0; i < 10; i++) {
7275                                 /* check status */
7276                                 pci_read_config_word(rdev->pdev, gpu_pos + PCI_EXP_DEVSTA, &tmp16);
7277                                 if (tmp16 & PCI_EXP_DEVSTA_TRPND)
7278                                         break;
7279
7280                                 pci_read_config_word(root, bridge_pos + PCI_EXP_LNKCTL, &bridge_cfg);
7281                                 pci_read_config_word(rdev->pdev, gpu_pos + PCI_EXP_LNKCTL, &gpu_cfg);
7282
7283                                 pci_read_config_word(root, bridge_pos + PCI_EXP_LNKCTL2, &bridge_cfg2);
7284                                 pci_read_config_word(rdev->pdev, gpu_pos + PCI_EXP_LNKCTL2, &gpu_cfg2);
7285
7286                                 tmp = RREG32_PCIE_PORT(PCIE_LC_CNTL4);
7287                                 tmp |= LC_SET_QUIESCE;
7288                                 WREG32_PCIE_PORT(PCIE_LC_CNTL4, tmp);
7289
7290                                 tmp = RREG32_PCIE_PORT(PCIE_LC_CNTL4);
7291                                 tmp |= LC_REDO_EQ;
7292                                 WREG32_PCIE_PORT(PCIE_LC_CNTL4, tmp);
7293
7294                                 mdelay(100);
7295
7296                                 /* linkctl */
7297                                 pci_read_config_word(root, bridge_pos + PCI_EXP_LNKCTL, &tmp16);
7298                                 tmp16 &= ~PCI_EXP_LNKCTL_HAWD;
7299                                 tmp16 |= (bridge_cfg & PCI_EXP_LNKCTL_HAWD);
7300                                 pci_write_config_word(root, bridge_pos + PCI_EXP_LNKCTL, tmp16);
7301
7302                                 pci_read_config_word(rdev->pdev, gpu_pos + PCI_EXP_LNKCTL, &tmp16);
7303                                 tmp16 &= ~PCI_EXP_LNKCTL_HAWD;
7304                                 tmp16 |= (gpu_cfg & PCI_EXP_LNKCTL_HAWD);
7305                                 pci_write_config_word(rdev->pdev, gpu_pos + PCI_EXP_LNKCTL, tmp16);
7306
7307                                 /* linkctl2 */
7308                                 pci_read_config_word(root, bridge_pos + PCI_EXP_LNKCTL2, &tmp16);
7309                                 tmp16 &= ~((1 << 4) | (7 << 9));
7310                                 tmp16 |= (bridge_cfg2 & ((1 << 4) | (7 << 9)));
7311                                 pci_write_config_word(root, bridge_pos + PCI_EXP_LNKCTL2, tmp16);
7312
7313                                 pci_read_config_word(rdev->pdev, gpu_pos + PCI_EXP_LNKCTL2, &tmp16);
7314                                 tmp16 &= ~((1 << 4) | (7 << 9));
7315                                 tmp16 |= (gpu_cfg2 & ((1 << 4) | (7 << 9)));
7316                                 pci_write_config_word(rdev->pdev, gpu_pos + PCI_EXP_LNKCTL2, tmp16);
7317
7318                                 tmp = RREG32_PCIE_PORT(PCIE_LC_CNTL4);
7319                                 tmp &= ~LC_SET_QUIESCE;
7320                                 WREG32_PCIE_PORT(PCIE_LC_CNTL4, tmp);
7321                         }
7322                 }
7323         }
7324
7325         /* set the link speed */
7326         speed_cntl |= LC_FORCE_EN_SW_SPEED_CHANGE | LC_FORCE_DIS_HW_SPEED_CHANGE;
7327         speed_cntl &= ~LC_FORCE_DIS_SW_SPEED_CHANGE;
7328         WREG32_PCIE_PORT(PCIE_LC_SPEED_CNTL, speed_cntl);
7329
7330         pci_read_config_word(rdev->pdev, gpu_pos + PCI_EXP_LNKCTL2, &tmp16);
7331         tmp16 &= ~0xf;
7332         if (mask & DRM_PCIE_SPEED_80)
7333                 tmp16 |= 3; /* gen3 */
7334         else if (mask & DRM_PCIE_SPEED_50)
7335                 tmp16 |= 2; /* gen2 */
7336         else
7337                 tmp16 |= 1; /* gen1 */
7338         pci_write_config_word(rdev->pdev, gpu_pos + PCI_EXP_LNKCTL2, tmp16);
7339
7340         speed_cntl = RREG32_PCIE_PORT(PCIE_LC_SPEED_CNTL);
7341         speed_cntl |= LC_INITIATE_LINK_SPEED_CHANGE;
7342         WREG32_PCIE_PORT(PCIE_LC_SPEED_CNTL, speed_cntl);
7343
7344         for (i = 0; i < rdev->usec_timeout; i++) {
7345                 speed_cntl = RREG32_PCIE_PORT(PCIE_LC_SPEED_CNTL);
7346                 if ((speed_cntl & LC_INITIATE_LINK_SPEED_CHANGE) == 0)
7347                         break;
7348                 udelay(1);
7349         }
7350 }
7351
7352 static void si_program_aspm(struct radeon_device *rdev)
7353 {
7354         u32 data, orig;
7355         bool disable_l0s = false, disable_l1 = false, disable_plloff_in_l1 = false;
7356         bool disable_clkreq = false;
7357
7358         if (radeon_aspm == 0)
7359                 return;
7360
7361         if (!(rdev->flags & RADEON_IS_PCIE))
7362                 return;
7363
7364         orig = data = RREG32_PCIE_PORT(PCIE_LC_N_FTS_CNTL);
7365         data &= ~LC_XMIT_N_FTS_MASK;
7366         data |= LC_XMIT_N_FTS(0x24) | LC_XMIT_N_FTS_OVERRIDE_EN;
7367         if (orig != data)
7368                 WREG32_PCIE_PORT(PCIE_LC_N_FTS_CNTL, data);
7369
7370         orig = data = RREG32_PCIE_PORT(PCIE_LC_CNTL3);
7371         data |= LC_GO_TO_RECOVERY;
7372         if (orig != data)
7373                 WREG32_PCIE_PORT(PCIE_LC_CNTL3, data);
7374
7375         orig = data = RREG32_PCIE(PCIE_P_CNTL);
7376         data |= P_IGNORE_EDB_ERR;
7377         if (orig != data)
7378                 WREG32_PCIE(PCIE_P_CNTL, data);
7379
7380         orig = data = RREG32_PCIE_PORT(PCIE_LC_CNTL);
7381         data &= ~(LC_L0S_INACTIVITY_MASK | LC_L1_INACTIVITY_MASK);
7382         data |= LC_PMI_TO_L1_DIS;
7383         if (!disable_l0s)
7384                 data |= LC_L0S_INACTIVITY(7);
7385
7386         if (!disable_l1) {
7387                 data |= LC_L1_INACTIVITY(7);
7388                 data &= ~LC_PMI_TO_L1_DIS;
7389                 if (orig != data)
7390                         WREG32_PCIE_PORT(PCIE_LC_CNTL, data);
7391
7392                 if (!disable_plloff_in_l1) {
7393                         bool clk_req_support;
7394
7395                         orig = data = RREG32_PIF_PHY0(PB0_PIF_PWRDOWN_0);
7396                         data &= ~(PLL_POWER_STATE_IN_OFF_0_MASK | PLL_POWER_STATE_IN_TXS2_0_MASK);
7397                         data |= PLL_POWER_STATE_IN_OFF_0(7) | PLL_POWER_STATE_IN_TXS2_0(7);
7398                         if (orig != data)
7399                                 WREG32_PIF_PHY0(PB0_PIF_PWRDOWN_0, data);
7400
7401                         orig = data = RREG32_PIF_PHY0(PB0_PIF_PWRDOWN_1);
7402                         data &= ~(PLL_POWER_STATE_IN_OFF_1_MASK | PLL_POWER_STATE_IN_TXS2_1_MASK);
7403                         data |= PLL_POWER_STATE_IN_OFF_1(7) | PLL_POWER_STATE_IN_TXS2_1(7);
7404                         if (orig != data)
7405                                 WREG32_PIF_PHY0(PB0_PIF_PWRDOWN_1, data);
7406
7407                         orig = data = RREG32_PIF_PHY1(PB1_PIF_PWRDOWN_0);
7408                         data &= ~(PLL_POWER_STATE_IN_OFF_0_MASK | PLL_POWER_STATE_IN_TXS2_0_MASK);
7409                         data |= PLL_POWER_STATE_IN_OFF_0(7) | PLL_POWER_STATE_IN_TXS2_0(7);
7410                         if (orig != data)
7411                                 WREG32_PIF_PHY1(PB1_PIF_PWRDOWN_0, data);
7412
7413                         orig = data = RREG32_PIF_PHY1(PB1_PIF_PWRDOWN_1);
7414                         data &= ~(PLL_POWER_STATE_IN_OFF_1_MASK | PLL_POWER_STATE_IN_TXS2_1_MASK);
7415                         data |= PLL_POWER_STATE_IN_OFF_1(7) | PLL_POWER_STATE_IN_TXS2_1(7);
7416                         if (orig != data)
7417                                 WREG32_PIF_PHY1(PB1_PIF_PWRDOWN_1, data);
7418
7419                         if ((rdev->family != CHIP_OLAND) && (rdev->family != CHIP_HAINAN)) {
7420                                 orig = data = RREG32_PIF_PHY0(PB0_PIF_PWRDOWN_0);
7421                                 data &= ~PLL_RAMP_UP_TIME_0_MASK;
7422                                 if (orig != data)
7423                                         WREG32_PIF_PHY0(PB0_PIF_PWRDOWN_0, data);
7424
7425                                 orig = data = RREG32_PIF_PHY0(PB0_PIF_PWRDOWN_1);
7426                                 data &= ~PLL_RAMP_UP_TIME_1_MASK;
7427                                 if (orig != data)
7428                                         WREG32_PIF_PHY0(PB0_PIF_PWRDOWN_1, data);
7429
7430                                 orig = data = RREG32_PIF_PHY0(PB0_PIF_PWRDOWN_2);
7431                                 data &= ~PLL_RAMP_UP_TIME_2_MASK;
7432                                 if (orig != data)
7433                                         WREG32_PIF_PHY0(PB0_PIF_PWRDOWN_2, data);
7434
7435                                 orig = data = RREG32_PIF_PHY0(PB0_PIF_PWRDOWN_3);
7436                                 data &= ~PLL_RAMP_UP_TIME_3_MASK;
7437                                 if (orig != data)
7438                                         WREG32_PIF_PHY0(PB0_PIF_PWRDOWN_3, data);
7439
7440                                 orig = data = RREG32_PIF_PHY1(PB1_PIF_PWRDOWN_0);
7441                                 data &= ~PLL_RAMP_UP_TIME_0_MASK;
7442                                 if (orig != data)
7443                                         WREG32_PIF_PHY1(PB1_PIF_PWRDOWN_0, data);
7444
7445                                 orig = data = RREG32_PIF_PHY1(PB1_PIF_PWRDOWN_1);
7446                                 data &= ~PLL_RAMP_UP_TIME_1_MASK;
7447                                 if (orig != data)
7448                                         WREG32_PIF_PHY1(PB1_PIF_PWRDOWN_1, data);
7449
7450                                 orig = data = RREG32_PIF_PHY1(PB1_PIF_PWRDOWN_2);
7451                                 data &= ~PLL_RAMP_UP_TIME_2_MASK;
7452                                 if (orig != data)
7453                                         WREG32_PIF_PHY1(PB1_PIF_PWRDOWN_2, data);
7454
7455                                 orig = data = RREG32_PIF_PHY1(PB1_PIF_PWRDOWN_3);
7456                                 data &= ~PLL_RAMP_UP_TIME_3_MASK;
7457                                 if (orig != data)
7458                                         WREG32_PIF_PHY1(PB1_PIF_PWRDOWN_3, data);
7459                         }
7460                         orig = data = RREG32_PCIE_PORT(PCIE_LC_LINK_WIDTH_CNTL);
7461                         data &= ~LC_DYN_LANES_PWR_STATE_MASK;
7462                         data |= LC_DYN_LANES_PWR_STATE(3);
7463                         if (orig != data)
7464                                 WREG32_PCIE_PORT(PCIE_LC_LINK_WIDTH_CNTL, data);
7465
7466                         orig = data = RREG32_PIF_PHY0(PB0_PIF_CNTL);
7467                         data &= ~LS2_EXIT_TIME_MASK;
7468                         if ((rdev->family == CHIP_OLAND) || (rdev->family == CHIP_HAINAN))
7469                                 data |= LS2_EXIT_TIME(5);
7470                         if (orig != data)
7471                                 WREG32_PIF_PHY0(PB0_PIF_CNTL, data);
7472
7473                         orig = data = RREG32_PIF_PHY1(PB1_PIF_CNTL);
7474                         data &= ~LS2_EXIT_TIME_MASK;
7475                         if ((rdev->family == CHIP_OLAND) || (rdev->family == CHIP_HAINAN))
7476                                 data |= LS2_EXIT_TIME(5);
7477                         if (orig != data)
7478                                 WREG32_PIF_PHY1(PB1_PIF_CNTL, data);
7479
7480                         if (!disable_clkreq &&
7481                             !pci_is_root_bus(rdev->pdev->bus)) {
7482                                 struct pci_dev *root = rdev->pdev->bus->self;
7483                                 u32 lnkcap;
7484
7485                                 clk_req_support = false;
7486                                 pcie_capability_read_dword(root, PCI_EXP_LNKCAP, &lnkcap);
7487                                 if (lnkcap & PCI_EXP_LNKCAP_CLKPM)
7488                                         clk_req_support = true;
7489                         } else {
7490                                 clk_req_support = false;
7491                         }
7492
7493                         if (clk_req_support) {
7494                                 orig = data = RREG32_PCIE_PORT(PCIE_LC_CNTL2);
7495                                 data |= LC_ALLOW_PDWN_IN_L1 | LC_ALLOW_PDWN_IN_L23;
7496                                 if (orig != data)
7497                                         WREG32_PCIE_PORT(PCIE_LC_CNTL2, data);
7498
7499                                 orig = data = RREG32(THM_CLK_CNTL);
7500                                 data &= ~(CMON_CLK_SEL_MASK | TMON_CLK_SEL_MASK);
7501                                 data |= CMON_CLK_SEL(1) | TMON_CLK_SEL(1);
7502                                 if (orig != data)
7503                                         WREG32(THM_CLK_CNTL, data);
7504
7505                                 orig = data = RREG32(MISC_CLK_CNTL);
7506                                 data &= ~(DEEP_SLEEP_CLK_SEL_MASK | ZCLK_SEL_MASK);
7507                                 data |= DEEP_SLEEP_CLK_SEL(1) | ZCLK_SEL(1);
7508                                 if (orig != data)
7509                                         WREG32(MISC_CLK_CNTL, data);
7510
7511                                 orig = data = RREG32(CG_CLKPIN_CNTL);
7512                                 data &= ~BCLK_AS_XCLK;
7513                                 if (orig != data)
7514                                         WREG32(CG_CLKPIN_CNTL, data);
7515
7516                                 orig = data = RREG32(CG_CLKPIN_CNTL_2);
7517                                 data &= ~FORCE_BIF_REFCLK_EN;
7518                                 if (orig != data)
7519                                         WREG32(CG_CLKPIN_CNTL_2, data);
7520
7521                                 orig = data = RREG32(MPLL_BYPASSCLK_SEL);
7522                                 data &= ~MPLL_CLKOUT_SEL_MASK;
7523                                 data |= MPLL_CLKOUT_SEL(4);
7524                                 if (orig != data)
7525                                         WREG32(MPLL_BYPASSCLK_SEL, data);
7526
7527                                 orig = data = RREG32(SPLL_CNTL_MODE);
7528                                 data &= ~SPLL_REFCLK_SEL_MASK;
7529                                 if (orig != data)
7530                                         WREG32(SPLL_CNTL_MODE, data);
7531                         }
7532                 }
7533         } else {
7534                 if (orig != data)
7535                         WREG32_PCIE_PORT(PCIE_LC_CNTL, data);
7536         }
7537
7538         orig = data = RREG32_PCIE(PCIE_CNTL2);
7539         data |= SLV_MEM_LS_EN | MST_MEM_LS_EN | REPLAY_MEM_LS_EN;
7540         if (orig != data)
7541                 WREG32_PCIE(PCIE_CNTL2, data);
7542
7543         if (!disable_l0s) {
7544                 data = RREG32_PCIE_PORT(PCIE_LC_N_FTS_CNTL);
7545                 if((data & LC_N_FTS_MASK) == LC_N_FTS_MASK) {
7546                         data = RREG32_PCIE(PCIE_LC_STATUS1);
7547                         if ((data & LC_REVERSE_XMIT) && (data & LC_REVERSE_RCVR)) {
7548                                 orig = data = RREG32_PCIE_PORT(PCIE_LC_CNTL);
7549                                 data &= ~LC_L0S_INACTIVITY_MASK;
7550                                 if (orig != data)
7551                                         WREG32_PCIE_PORT(PCIE_LC_CNTL, data);
7552                         }
7553                 }
7554         }
7555 }