xref: /openbmc/linux/drivers/gpu/drm/amd/amdgpu/cik.c (revision b8d312aa) 
1 /*
2  * Copyright 2012 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 <linux/pci.h>
28 
29 #include "amdgpu.h"
30 #include "amdgpu_atombios.h"
31 #include "amdgpu_ih.h"
32 #include "amdgpu_uvd.h"
33 #include "amdgpu_vce.h"
34 #include "cikd.h"
35 #include "atom.h"
36 #include "amd_pcie.h"
37 
38 #include "cik.h"
39 #include "gmc_v7_0.h"
40 #include "cik_ih.h"
41 #include "dce_v8_0.h"
42 #include "gfx_v7_0.h"
43 #include "cik_sdma.h"
44 #include "uvd_v4_2.h"
45 #include "vce_v2_0.h"
46 #include "cik_dpm.h"
47 
48 #include "uvd/uvd_4_2_d.h"
49 
50 #include "smu/smu_7_0_1_d.h"
51 #include "smu/smu_7_0_1_sh_mask.h"
52 
53 #include "dce/dce_8_0_d.h"
54 #include "dce/dce_8_0_sh_mask.h"
55 
56 #include "bif/bif_4_1_d.h"
57 #include "bif/bif_4_1_sh_mask.h"
58 
59 #include "gca/gfx_7_2_d.h"
60 #include "gca/gfx_7_2_enum.h"
61 #include "gca/gfx_7_2_sh_mask.h"
62 
63 #include "gmc/gmc_7_1_d.h"
64 #include "gmc/gmc_7_1_sh_mask.h"
65 
66 #include "oss/oss_2_0_d.h"
67 #include "oss/oss_2_0_sh_mask.h"
68 
69 #include "amdgpu_dm.h"
70 #include "amdgpu_amdkfd.h"
71 #include "dce_virtual.h"
72 
73 /*
74  * Indirect registers accessor
75  */
76 static u32 cik_pcie_rreg(struct amdgpu_device *adev, u32 reg)
77 {
78 	unsigned long flags;
79 	u32 r;
80 
81 	spin_lock_irqsave(&adev->pcie_idx_lock, flags);
82 	WREG32(mmPCIE_INDEX, reg);
83 	(void)RREG32(mmPCIE_INDEX);
84 	r = RREG32(mmPCIE_DATA);
85 	spin_unlock_irqrestore(&adev->pcie_idx_lock, flags);
86 	return r;
87 }
88 
89 static void cik_pcie_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
90 {
91 	unsigned long flags;
92 
93 	spin_lock_irqsave(&adev->pcie_idx_lock, flags);
94 	WREG32(mmPCIE_INDEX, reg);
95 	(void)RREG32(mmPCIE_INDEX);
96 	WREG32(mmPCIE_DATA, v);
97 	(void)RREG32(mmPCIE_DATA);
98 	spin_unlock_irqrestore(&adev->pcie_idx_lock, flags);
99 }
100 
101 static u32 cik_smc_rreg(struct amdgpu_device *adev, u32 reg)
102 {
103 	unsigned long flags;
104 	u32 r;
105 
106 	spin_lock_irqsave(&adev->smc_idx_lock, flags);
107 	WREG32(mmSMC_IND_INDEX_0, (reg));
108 	r = RREG32(mmSMC_IND_DATA_0);
109 	spin_unlock_irqrestore(&adev->smc_idx_lock, flags);
110 	return r;
111 }
112 
113 static void cik_smc_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
114 {
115 	unsigned long flags;
116 
117 	spin_lock_irqsave(&adev->smc_idx_lock, flags);
118 	WREG32(mmSMC_IND_INDEX_0, (reg));
119 	WREG32(mmSMC_IND_DATA_0, (v));
120 	spin_unlock_irqrestore(&adev->smc_idx_lock, flags);
121 }
122 
123 static u32 cik_uvd_ctx_rreg(struct amdgpu_device *adev, u32 reg)
124 {
125 	unsigned long flags;
126 	u32 r;
127 
128 	spin_lock_irqsave(&adev->uvd_ctx_idx_lock, flags);
129 	WREG32(mmUVD_CTX_INDEX, ((reg) & 0x1ff));
130 	r = RREG32(mmUVD_CTX_DATA);
131 	spin_unlock_irqrestore(&adev->uvd_ctx_idx_lock, flags);
132 	return r;
133 }
134 
135 static void cik_uvd_ctx_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
136 {
137 	unsigned long flags;
138 
139 	spin_lock_irqsave(&adev->uvd_ctx_idx_lock, flags);
140 	WREG32(mmUVD_CTX_INDEX, ((reg) & 0x1ff));
141 	WREG32(mmUVD_CTX_DATA, (v));
142 	spin_unlock_irqrestore(&adev->uvd_ctx_idx_lock, flags);
143 }
144 
145 static u32 cik_didt_rreg(struct amdgpu_device *adev, u32 reg)
146 {
147 	unsigned long flags;
148 	u32 r;
149 
150 	spin_lock_irqsave(&adev->didt_idx_lock, flags);
151 	WREG32(mmDIDT_IND_INDEX, (reg));
152 	r = RREG32(mmDIDT_IND_DATA);
153 	spin_unlock_irqrestore(&adev->didt_idx_lock, flags);
154 	return r;
155 }
156 
157 static void cik_didt_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
158 {
159 	unsigned long flags;
160 
161 	spin_lock_irqsave(&adev->didt_idx_lock, flags);
162 	WREG32(mmDIDT_IND_INDEX, (reg));
163 	WREG32(mmDIDT_IND_DATA, (v));
164 	spin_unlock_irqrestore(&adev->didt_idx_lock, flags);
165 }
166 
167 static const u32 bonaire_golden_spm_registers[] =
168 {
169 	0xc200, 0xe0ffffff, 0xe0000000
170 };
171 
172 static const u32 bonaire_golden_common_registers[] =
173 {
174 	0x31dc, 0xffffffff, 0x00000800,
175 	0x31dd, 0xffffffff, 0x00000800,
176 	0x31e6, 0xffffffff, 0x00007fbf,
177 	0x31e7, 0xffffffff, 0x00007faf
178 };
179 
180 static const u32 bonaire_golden_registers[] =
181 {
182 	0xcd5, 0x00000333, 0x00000333,
183 	0xcd4, 0x000c0fc0, 0x00040200,
184 	0x2684, 0x00010000, 0x00058208,
185 	0xf000, 0xffff1fff, 0x00140000,
186 	0xf080, 0xfdfc0fff, 0x00000100,
187 	0xf08d, 0x40000000, 0x40000200,
188 	0x260c, 0xffffffff, 0x00000000,
189 	0x260d, 0xf00fffff, 0x00000400,
190 	0x260e, 0x0002021c, 0x00020200,
191 	0x31e, 0x00000080, 0x00000000,
192 	0x16ec, 0x000000f0, 0x00000070,
193 	0x16f0, 0xf0311fff, 0x80300000,
194 	0x263e, 0x73773777, 0x12010001,
195 	0xd43, 0x00810000, 0x408af000,
196 	0x1c0c, 0x31000111, 0x00000011,
197 	0xbd2, 0x73773777, 0x12010001,
198 	0x883, 0x00007fb6, 0x0021a1b1,
199 	0x884, 0x00007fb6, 0x002021b1,
200 	0x860, 0x00007fb6, 0x00002191,
201 	0x886, 0x00007fb6, 0x002121b1,
202 	0x887, 0x00007fb6, 0x002021b1,
203 	0x877, 0x00007fb6, 0x00002191,
204 	0x878, 0x00007fb6, 0x00002191,
205 	0xd8a, 0x0000003f, 0x0000000a,
206 	0xd8b, 0x0000003f, 0x0000000a,
207 	0xab9, 0x00073ffe, 0x000022a2,
208 	0x903, 0x000007ff, 0x00000000,
209 	0x2285, 0xf000003f, 0x00000007,
210 	0x22fc, 0x00002001, 0x00000001,
211 	0x22c9, 0xffffffff, 0x00ffffff,
212 	0xc281, 0x0000ff0f, 0x00000000,
213 	0xa293, 0x07ffffff, 0x06000000,
214 	0x136, 0x00000fff, 0x00000100,
215 	0xf9e, 0x00000001, 0x00000002,
216 	0x2440, 0x03000000, 0x0362c688,
217 	0x2300, 0x000000ff, 0x00000001,
218 	0x390, 0x00001fff, 0x00001fff,
219 	0x2418, 0x0000007f, 0x00000020,
220 	0x2542, 0x00010000, 0x00010000,
221 	0x2b05, 0x000003ff, 0x000000f3,
222 	0x2b03, 0xffffffff, 0x00001032
223 };
224 
225 static const u32 bonaire_mgcg_cgcg_init[] =
226 {
227 	0x3108, 0xffffffff, 0xfffffffc,
228 	0xc200, 0xffffffff, 0xe0000000,
229 	0xf0a8, 0xffffffff, 0x00000100,
230 	0xf082, 0xffffffff, 0x00000100,
231 	0xf0b0, 0xffffffff, 0xc0000100,
232 	0xf0b2, 0xffffffff, 0xc0000100,
233 	0xf0b1, 0xffffffff, 0xc0000100,
234 	0x1579, 0xffffffff, 0x00600100,
235 	0xf0a0, 0xffffffff, 0x00000100,
236 	0xf085, 0xffffffff, 0x06000100,
237 	0xf088, 0xffffffff, 0x00000100,
238 	0xf086, 0xffffffff, 0x06000100,
239 	0xf081, 0xffffffff, 0x00000100,
240 	0xf0b8, 0xffffffff, 0x00000100,
241 	0xf089, 0xffffffff, 0x00000100,
242 	0xf080, 0xffffffff, 0x00000100,
243 	0xf08c, 0xffffffff, 0x00000100,
244 	0xf08d, 0xffffffff, 0x00000100,
245 	0xf094, 0xffffffff, 0x00000100,
246 	0xf095, 0xffffffff, 0x00000100,
247 	0xf096, 0xffffffff, 0x00000100,
248 	0xf097, 0xffffffff, 0x00000100,
249 	0xf098, 0xffffffff, 0x00000100,
250 	0xf09f, 0xffffffff, 0x00000100,
251 	0xf09e, 0xffffffff, 0x00000100,
252 	0xf084, 0xffffffff, 0x06000100,
253 	0xf0a4, 0xffffffff, 0x00000100,
254 	0xf09d, 0xffffffff, 0x00000100,
255 	0xf0ad, 0xffffffff, 0x00000100,
256 	0xf0ac, 0xffffffff, 0x00000100,
257 	0xf09c, 0xffffffff, 0x00000100,
258 	0xc200, 0xffffffff, 0xe0000000,
259 	0xf008, 0xffffffff, 0x00010000,
260 	0xf009, 0xffffffff, 0x00030002,
261 	0xf00a, 0xffffffff, 0x00040007,
262 	0xf00b, 0xffffffff, 0x00060005,
263 	0xf00c, 0xffffffff, 0x00090008,
264 	0xf00d, 0xffffffff, 0x00010000,
265 	0xf00e, 0xffffffff, 0x00030002,
266 	0xf00f, 0xffffffff, 0x00040007,
267 	0xf010, 0xffffffff, 0x00060005,
268 	0xf011, 0xffffffff, 0x00090008,
269 	0xf012, 0xffffffff, 0x00010000,
270 	0xf013, 0xffffffff, 0x00030002,
271 	0xf014, 0xffffffff, 0x00040007,
272 	0xf015, 0xffffffff, 0x00060005,
273 	0xf016, 0xffffffff, 0x00090008,
274 	0xf017, 0xffffffff, 0x00010000,
275 	0xf018, 0xffffffff, 0x00030002,
276 	0xf019, 0xffffffff, 0x00040007,
277 	0xf01a, 0xffffffff, 0x00060005,
278 	0xf01b, 0xffffffff, 0x00090008,
279 	0xf01c, 0xffffffff, 0x00010000,
280 	0xf01d, 0xffffffff, 0x00030002,
281 	0xf01e, 0xffffffff, 0x00040007,
282 	0xf01f, 0xffffffff, 0x00060005,
283 	0xf020, 0xffffffff, 0x00090008,
284 	0xf021, 0xffffffff, 0x00010000,
285 	0xf022, 0xffffffff, 0x00030002,
286 	0xf023, 0xffffffff, 0x00040007,
287 	0xf024, 0xffffffff, 0x00060005,
288 	0xf025, 0xffffffff, 0x00090008,
289 	0xf026, 0xffffffff, 0x00010000,
290 	0xf027, 0xffffffff, 0x00030002,
291 	0xf028, 0xffffffff, 0x00040007,
292 	0xf029, 0xffffffff, 0x00060005,
293 	0xf02a, 0xffffffff, 0x00090008,
294 	0xf000, 0xffffffff, 0x96e00200,
295 	0x21c2, 0xffffffff, 0x00900100,
296 	0x3109, 0xffffffff, 0x0020003f,
297 	0xe, 0xffffffff, 0x0140001c,
298 	0xf, 0x000f0000, 0x000f0000,
299 	0x88, 0xffffffff, 0xc060000c,
300 	0x89, 0xc0000fff, 0x00000100,
301 	0x3e4, 0xffffffff, 0x00000100,
302 	0x3e6, 0x00000101, 0x00000000,
303 	0x82a, 0xffffffff, 0x00000104,
304 	0x1579, 0xff000fff, 0x00000100,
305 	0xc33, 0xc0000fff, 0x00000104,
306 	0x3079, 0x00000001, 0x00000001,
307 	0x3403, 0xff000ff0, 0x00000100,
308 	0x3603, 0xff000ff0, 0x00000100
309 };
310 
311 static const u32 spectre_golden_spm_registers[] =
312 {
313 	0xc200, 0xe0ffffff, 0xe0000000
314 };
315 
316 static const u32 spectre_golden_common_registers[] =
317 {
318 	0x31dc, 0xffffffff, 0x00000800,
319 	0x31dd, 0xffffffff, 0x00000800,
320 	0x31e6, 0xffffffff, 0x00007fbf,
321 	0x31e7, 0xffffffff, 0x00007faf
322 };
323 
324 static const u32 spectre_golden_registers[] =
325 {
326 	0xf000, 0xffff1fff, 0x96940200,
327 	0xf003, 0xffff0001, 0xff000000,
328 	0xf080, 0xfffc0fff, 0x00000100,
329 	0x1bb6, 0x00010101, 0x00010000,
330 	0x260d, 0xf00fffff, 0x00000400,
331 	0x260e, 0xfffffffc, 0x00020200,
332 	0x16ec, 0x000000f0, 0x00000070,
333 	0x16f0, 0xf0311fff, 0x80300000,
334 	0x263e, 0x73773777, 0x12010001,
335 	0x26df, 0x00ff0000, 0x00fc0000,
336 	0xbd2, 0x73773777, 0x12010001,
337 	0x2285, 0xf000003f, 0x00000007,
338 	0x22c9, 0xffffffff, 0x00ffffff,
339 	0xa0d4, 0x3f3f3fff, 0x00000082,
340 	0xa0d5, 0x0000003f, 0x00000000,
341 	0xf9e, 0x00000001, 0x00000002,
342 	0x244f, 0xffff03df, 0x00000004,
343 	0x31da, 0x00000008, 0x00000008,
344 	0x2300, 0x000008ff, 0x00000800,
345 	0x2542, 0x00010000, 0x00010000,
346 	0x2b03, 0xffffffff, 0x54763210,
347 	0x853e, 0x01ff01ff, 0x00000002,
348 	0x8526, 0x007ff800, 0x00200000,
349 	0x8057, 0xffffffff, 0x00000f40,
350 	0xc24d, 0xffffffff, 0x00000001
351 };
352 
353 static const u32 spectre_mgcg_cgcg_init[] =
354 {
355 	0x3108, 0xffffffff, 0xfffffffc,
356 	0xc200, 0xffffffff, 0xe0000000,
357 	0xf0a8, 0xffffffff, 0x00000100,
358 	0xf082, 0xffffffff, 0x00000100,
359 	0xf0b0, 0xffffffff, 0x00000100,
360 	0xf0b2, 0xffffffff, 0x00000100,
361 	0xf0b1, 0xffffffff, 0x00000100,
362 	0x1579, 0xffffffff, 0x00600100,
363 	0xf0a0, 0xffffffff, 0x00000100,
364 	0xf085, 0xffffffff, 0x06000100,
365 	0xf088, 0xffffffff, 0x00000100,
366 	0xf086, 0xffffffff, 0x06000100,
367 	0xf081, 0xffffffff, 0x00000100,
368 	0xf0b8, 0xffffffff, 0x00000100,
369 	0xf089, 0xffffffff, 0x00000100,
370 	0xf080, 0xffffffff, 0x00000100,
371 	0xf08c, 0xffffffff, 0x00000100,
372 	0xf08d, 0xffffffff, 0x00000100,
373 	0xf094, 0xffffffff, 0x00000100,
374 	0xf095, 0xffffffff, 0x00000100,
375 	0xf096, 0xffffffff, 0x00000100,
376 	0xf097, 0xffffffff, 0x00000100,
377 	0xf098, 0xffffffff, 0x00000100,
378 	0xf09f, 0xffffffff, 0x00000100,
379 	0xf09e, 0xffffffff, 0x00000100,
380 	0xf084, 0xffffffff, 0x06000100,
381 	0xf0a4, 0xffffffff, 0x00000100,
382 	0xf09d, 0xffffffff, 0x00000100,
383 	0xf0ad, 0xffffffff, 0x00000100,
384 	0xf0ac, 0xffffffff, 0x00000100,
385 	0xf09c, 0xffffffff, 0x00000100,
386 	0xc200, 0xffffffff, 0xe0000000,
387 	0xf008, 0xffffffff, 0x00010000,
388 	0xf009, 0xffffffff, 0x00030002,
389 	0xf00a, 0xffffffff, 0x00040007,
390 	0xf00b, 0xffffffff, 0x00060005,
391 	0xf00c, 0xffffffff, 0x00090008,
392 	0xf00d, 0xffffffff, 0x00010000,
393 	0xf00e, 0xffffffff, 0x00030002,
394 	0xf00f, 0xffffffff, 0x00040007,
395 	0xf010, 0xffffffff, 0x00060005,
396 	0xf011, 0xffffffff, 0x00090008,
397 	0xf012, 0xffffffff, 0x00010000,
398 	0xf013, 0xffffffff, 0x00030002,
399 	0xf014, 0xffffffff, 0x00040007,
400 	0xf015, 0xffffffff, 0x00060005,
401 	0xf016, 0xffffffff, 0x00090008,
402 	0xf017, 0xffffffff, 0x00010000,
403 	0xf018, 0xffffffff, 0x00030002,
404 	0xf019, 0xffffffff, 0x00040007,
405 	0xf01a, 0xffffffff, 0x00060005,
406 	0xf01b, 0xffffffff, 0x00090008,
407 	0xf01c, 0xffffffff, 0x00010000,
408 	0xf01d, 0xffffffff, 0x00030002,
409 	0xf01e, 0xffffffff, 0x00040007,
410 	0xf01f, 0xffffffff, 0x00060005,
411 	0xf020, 0xffffffff, 0x00090008,
412 	0xf021, 0xffffffff, 0x00010000,
413 	0xf022, 0xffffffff, 0x00030002,
414 	0xf023, 0xffffffff, 0x00040007,
415 	0xf024, 0xffffffff, 0x00060005,
416 	0xf025, 0xffffffff, 0x00090008,
417 	0xf026, 0xffffffff, 0x00010000,
418 	0xf027, 0xffffffff, 0x00030002,
419 	0xf028, 0xffffffff, 0x00040007,
420 	0xf029, 0xffffffff, 0x00060005,
421 	0xf02a, 0xffffffff, 0x00090008,
422 	0xf02b, 0xffffffff, 0x00010000,
423 	0xf02c, 0xffffffff, 0x00030002,
424 	0xf02d, 0xffffffff, 0x00040007,
425 	0xf02e, 0xffffffff, 0x00060005,
426 	0xf02f, 0xffffffff, 0x00090008,
427 	0xf000, 0xffffffff, 0x96e00200,
428 	0x21c2, 0xffffffff, 0x00900100,
429 	0x3109, 0xffffffff, 0x0020003f,
430 	0xe, 0xffffffff, 0x0140001c,
431 	0xf, 0x000f0000, 0x000f0000,
432 	0x88, 0xffffffff, 0xc060000c,
433 	0x89, 0xc0000fff, 0x00000100,
434 	0x3e4, 0xffffffff, 0x00000100,
435 	0x3e6, 0x00000101, 0x00000000,
436 	0x82a, 0xffffffff, 0x00000104,
437 	0x1579, 0xff000fff, 0x00000100,
438 	0xc33, 0xc0000fff, 0x00000104,
439 	0x3079, 0x00000001, 0x00000001,
440 	0x3403, 0xff000ff0, 0x00000100,
441 	0x3603, 0xff000ff0, 0x00000100
442 };
443 
444 static const u32 kalindi_golden_spm_registers[] =
445 {
446 	0xc200, 0xe0ffffff, 0xe0000000
447 };
448 
449 static const u32 kalindi_golden_common_registers[] =
450 {
451 	0x31dc, 0xffffffff, 0x00000800,
452 	0x31dd, 0xffffffff, 0x00000800,
453 	0x31e6, 0xffffffff, 0x00007fbf,
454 	0x31e7, 0xffffffff, 0x00007faf
455 };
456 
457 static const u32 kalindi_golden_registers[] =
458 {
459 	0xf000, 0xffffdfff, 0x6e944040,
460 	0x1579, 0xff607fff, 0xfc000100,
461 	0xf088, 0xff000fff, 0x00000100,
462 	0xf089, 0xff000fff, 0x00000100,
463 	0xf080, 0xfffc0fff, 0x00000100,
464 	0x1bb6, 0x00010101, 0x00010000,
465 	0x260c, 0xffffffff, 0x00000000,
466 	0x260d, 0xf00fffff, 0x00000400,
467 	0x16ec, 0x000000f0, 0x00000070,
468 	0x16f0, 0xf0311fff, 0x80300000,
469 	0x263e, 0x73773777, 0x12010001,
470 	0x263f, 0xffffffff, 0x00000010,
471 	0x26df, 0x00ff0000, 0x00fc0000,
472 	0x200c, 0x00001f0f, 0x0000100a,
473 	0xbd2, 0x73773777, 0x12010001,
474 	0x902, 0x000fffff, 0x000c007f,
475 	0x2285, 0xf000003f, 0x00000007,
476 	0x22c9, 0x3fff3fff, 0x00ffcfff,
477 	0xc281, 0x0000ff0f, 0x00000000,
478 	0xa293, 0x07ffffff, 0x06000000,
479 	0x136, 0x00000fff, 0x00000100,
480 	0xf9e, 0x00000001, 0x00000002,
481 	0x31da, 0x00000008, 0x00000008,
482 	0x2300, 0x000000ff, 0x00000003,
483 	0x853e, 0x01ff01ff, 0x00000002,
484 	0x8526, 0x007ff800, 0x00200000,
485 	0x8057, 0xffffffff, 0x00000f40,
486 	0x2231, 0x001f3ae3, 0x00000082,
487 	0x2235, 0x0000001f, 0x00000010,
488 	0xc24d, 0xffffffff, 0x00000000
489 };
490 
491 static const u32 kalindi_mgcg_cgcg_init[] =
492 {
493 	0x3108, 0xffffffff, 0xfffffffc,
494 	0xc200, 0xffffffff, 0xe0000000,
495 	0xf0a8, 0xffffffff, 0x00000100,
496 	0xf082, 0xffffffff, 0x00000100,
497 	0xf0b0, 0xffffffff, 0x00000100,
498 	0xf0b2, 0xffffffff, 0x00000100,
499 	0xf0b1, 0xffffffff, 0x00000100,
500 	0x1579, 0xffffffff, 0x00600100,
501 	0xf0a0, 0xffffffff, 0x00000100,
502 	0xf085, 0xffffffff, 0x06000100,
503 	0xf088, 0xffffffff, 0x00000100,
504 	0xf086, 0xffffffff, 0x06000100,
505 	0xf081, 0xffffffff, 0x00000100,
506 	0xf0b8, 0xffffffff, 0x00000100,
507 	0xf089, 0xffffffff, 0x00000100,
508 	0xf080, 0xffffffff, 0x00000100,
509 	0xf08c, 0xffffffff, 0x00000100,
510 	0xf08d, 0xffffffff, 0x00000100,
511 	0xf094, 0xffffffff, 0x00000100,
512 	0xf095, 0xffffffff, 0x00000100,
513 	0xf096, 0xffffffff, 0x00000100,
514 	0xf097, 0xffffffff, 0x00000100,
515 	0xf098, 0xffffffff, 0x00000100,
516 	0xf09f, 0xffffffff, 0x00000100,
517 	0xf09e, 0xffffffff, 0x00000100,
518 	0xf084, 0xffffffff, 0x06000100,
519 	0xf0a4, 0xffffffff, 0x00000100,
520 	0xf09d, 0xffffffff, 0x00000100,
521 	0xf0ad, 0xffffffff, 0x00000100,
522 	0xf0ac, 0xffffffff, 0x00000100,
523 	0xf09c, 0xffffffff, 0x00000100,
524 	0xc200, 0xffffffff, 0xe0000000,
525 	0xf008, 0xffffffff, 0x00010000,
526 	0xf009, 0xffffffff, 0x00030002,
527 	0xf00a, 0xffffffff, 0x00040007,
528 	0xf00b, 0xffffffff, 0x00060005,
529 	0xf00c, 0xffffffff, 0x00090008,
530 	0xf00d, 0xffffffff, 0x00010000,
531 	0xf00e, 0xffffffff, 0x00030002,
532 	0xf00f, 0xffffffff, 0x00040007,
533 	0xf010, 0xffffffff, 0x00060005,
534 	0xf011, 0xffffffff, 0x00090008,
535 	0xf000, 0xffffffff, 0x96e00200,
536 	0x21c2, 0xffffffff, 0x00900100,
537 	0x3109, 0xffffffff, 0x0020003f,
538 	0xe, 0xffffffff, 0x0140001c,
539 	0xf, 0x000f0000, 0x000f0000,
540 	0x88, 0xffffffff, 0xc060000c,
541 	0x89, 0xc0000fff, 0x00000100,
542 	0x82a, 0xffffffff, 0x00000104,
543 	0x1579, 0xff000fff, 0x00000100,
544 	0xc33, 0xc0000fff, 0x00000104,
545 	0x3079, 0x00000001, 0x00000001,
546 	0x3403, 0xff000ff0, 0x00000100,
547 	0x3603, 0xff000ff0, 0x00000100
548 };
549 
550 static const u32 hawaii_golden_spm_registers[] =
551 {
552 	0xc200, 0xe0ffffff, 0xe0000000
553 };
554 
555 static const u32 hawaii_golden_common_registers[] =
556 {
557 	0xc200, 0xffffffff, 0xe0000000,
558 	0xa0d4, 0xffffffff, 0x3a00161a,
559 	0xa0d5, 0xffffffff, 0x0000002e,
560 	0x2684, 0xffffffff, 0x00018208,
561 	0x263e, 0xffffffff, 0x12011003
562 };
563 
564 static const u32 hawaii_golden_registers[] =
565 {
566 	0xcd5, 0x00000333, 0x00000333,
567 	0x2684, 0x00010000, 0x00058208,
568 	0x260c, 0xffffffff, 0x00000000,
569 	0x260d, 0xf00fffff, 0x00000400,
570 	0x260e, 0x0002021c, 0x00020200,
571 	0x31e, 0x00000080, 0x00000000,
572 	0x16ec, 0x000000f0, 0x00000070,
573 	0x16f0, 0xf0311fff, 0x80300000,
574 	0xd43, 0x00810000, 0x408af000,
575 	0x1c0c, 0x31000111, 0x00000011,
576 	0xbd2, 0x73773777, 0x12010001,
577 	0x848, 0x0000007f, 0x0000001b,
578 	0x877, 0x00007fb6, 0x00002191,
579 	0xd8a, 0x0000003f, 0x0000000a,
580 	0xd8b, 0x0000003f, 0x0000000a,
581 	0xab9, 0x00073ffe, 0x000022a2,
582 	0x903, 0x000007ff, 0x00000000,
583 	0x22fc, 0x00002001, 0x00000001,
584 	0x22c9, 0xffffffff, 0x00ffffff,
585 	0xc281, 0x0000ff0f, 0x00000000,
586 	0xa293, 0x07ffffff, 0x06000000,
587 	0xf9e, 0x00000001, 0x00000002,
588 	0x31da, 0x00000008, 0x00000008,
589 	0x31dc, 0x00000f00, 0x00000800,
590 	0x31dd, 0x00000f00, 0x00000800,
591 	0x31e6, 0x00ffffff, 0x00ff7fbf,
592 	0x31e7, 0x00ffffff, 0x00ff7faf,
593 	0x2300, 0x000000ff, 0x00000800,
594 	0x390, 0x00001fff, 0x00001fff,
595 	0x2418, 0x0000007f, 0x00000020,
596 	0x2542, 0x00010000, 0x00010000,
597 	0x2b80, 0x00100000, 0x000ff07c,
598 	0x2b05, 0x000003ff, 0x0000000f,
599 	0x2b04, 0xffffffff, 0x7564fdec,
600 	0x2b03, 0xffffffff, 0x3120b9a8,
601 	0x2b02, 0x20000000, 0x0f9c0000
602 };
603 
604 static const u32 hawaii_mgcg_cgcg_init[] =
605 {
606 	0x3108, 0xffffffff, 0xfffffffd,
607 	0xc200, 0xffffffff, 0xe0000000,
608 	0xf0a8, 0xffffffff, 0x00000100,
609 	0xf082, 0xffffffff, 0x00000100,
610 	0xf0b0, 0xffffffff, 0x00000100,
611 	0xf0b2, 0xffffffff, 0x00000100,
612 	0xf0b1, 0xffffffff, 0x00000100,
613 	0x1579, 0xffffffff, 0x00200100,
614 	0xf0a0, 0xffffffff, 0x00000100,
615 	0xf085, 0xffffffff, 0x06000100,
616 	0xf088, 0xffffffff, 0x00000100,
617 	0xf086, 0xffffffff, 0x06000100,
618 	0xf081, 0xffffffff, 0x00000100,
619 	0xf0b8, 0xffffffff, 0x00000100,
620 	0xf089, 0xffffffff, 0x00000100,
621 	0xf080, 0xffffffff, 0x00000100,
622 	0xf08c, 0xffffffff, 0x00000100,
623 	0xf08d, 0xffffffff, 0x00000100,
624 	0xf094, 0xffffffff, 0x00000100,
625 	0xf095, 0xffffffff, 0x00000100,
626 	0xf096, 0xffffffff, 0x00000100,
627 	0xf097, 0xffffffff, 0x00000100,
628 	0xf098, 0xffffffff, 0x00000100,
629 	0xf09f, 0xffffffff, 0x00000100,
630 	0xf09e, 0xffffffff, 0x00000100,
631 	0xf084, 0xffffffff, 0x06000100,
632 	0xf0a4, 0xffffffff, 0x00000100,
633 	0xf09d, 0xffffffff, 0x00000100,
634 	0xf0ad, 0xffffffff, 0x00000100,
635 	0xf0ac, 0xffffffff, 0x00000100,
636 	0xf09c, 0xffffffff, 0x00000100,
637 	0xc200, 0xffffffff, 0xe0000000,
638 	0xf008, 0xffffffff, 0x00010000,
639 	0xf009, 0xffffffff, 0x00030002,
640 	0xf00a, 0xffffffff, 0x00040007,
641 	0xf00b, 0xffffffff, 0x00060005,
642 	0xf00c, 0xffffffff, 0x00090008,
643 	0xf00d, 0xffffffff, 0x00010000,
644 	0xf00e, 0xffffffff, 0x00030002,
645 	0xf00f, 0xffffffff, 0x00040007,
646 	0xf010, 0xffffffff, 0x00060005,
647 	0xf011, 0xffffffff, 0x00090008,
648 	0xf012, 0xffffffff, 0x00010000,
649 	0xf013, 0xffffffff, 0x00030002,
650 	0xf014, 0xffffffff, 0x00040007,
651 	0xf015, 0xffffffff, 0x00060005,
652 	0xf016, 0xffffffff, 0x00090008,
653 	0xf017, 0xffffffff, 0x00010000,
654 	0xf018, 0xffffffff, 0x00030002,
655 	0xf019, 0xffffffff, 0x00040007,
656 	0xf01a, 0xffffffff, 0x00060005,
657 	0xf01b, 0xffffffff, 0x00090008,
658 	0xf01c, 0xffffffff, 0x00010000,
659 	0xf01d, 0xffffffff, 0x00030002,
660 	0xf01e, 0xffffffff, 0x00040007,
661 	0xf01f, 0xffffffff, 0x00060005,
662 	0xf020, 0xffffffff, 0x00090008,
663 	0xf021, 0xffffffff, 0x00010000,
664 	0xf022, 0xffffffff, 0x00030002,
665 	0xf023, 0xffffffff, 0x00040007,
666 	0xf024, 0xffffffff, 0x00060005,
667 	0xf025, 0xffffffff, 0x00090008,
668 	0xf026, 0xffffffff, 0x00010000,
669 	0xf027, 0xffffffff, 0x00030002,
670 	0xf028, 0xffffffff, 0x00040007,
671 	0xf029, 0xffffffff, 0x00060005,
672 	0xf02a, 0xffffffff, 0x00090008,
673 	0xf02b, 0xffffffff, 0x00010000,
674 	0xf02c, 0xffffffff, 0x00030002,
675 	0xf02d, 0xffffffff, 0x00040007,
676 	0xf02e, 0xffffffff, 0x00060005,
677 	0xf02f, 0xffffffff, 0x00090008,
678 	0xf030, 0xffffffff, 0x00010000,
679 	0xf031, 0xffffffff, 0x00030002,
680 	0xf032, 0xffffffff, 0x00040007,
681 	0xf033, 0xffffffff, 0x00060005,
682 	0xf034, 0xffffffff, 0x00090008,
683 	0xf035, 0xffffffff, 0x00010000,
684 	0xf036, 0xffffffff, 0x00030002,
685 	0xf037, 0xffffffff, 0x00040007,
686 	0xf038, 0xffffffff, 0x00060005,
687 	0xf039, 0xffffffff, 0x00090008,
688 	0xf03a, 0xffffffff, 0x00010000,
689 	0xf03b, 0xffffffff, 0x00030002,
690 	0xf03c, 0xffffffff, 0x00040007,
691 	0xf03d, 0xffffffff, 0x00060005,
692 	0xf03e, 0xffffffff, 0x00090008,
693 	0x30c6, 0xffffffff, 0x00020200,
694 	0xcd4, 0xffffffff, 0x00000200,
695 	0x570, 0xffffffff, 0x00000400,
696 	0x157a, 0xffffffff, 0x00000000,
697 	0xbd4, 0xffffffff, 0x00000902,
698 	0xf000, 0xffffffff, 0x96940200,
699 	0x21c2, 0xffffffff, 0x00900100,
700 	0x3109, 0xffffffff, 0x0020003f,
701 	0xe, 0xffffffff, 0x0140001c,
702 	0xf, 0x000f0000, 0x000f0000,
703 	0x88, 0xffffffff, 0xc060000c,
704 	0x89, 0xc0000fff, 0x00000100,
705 	0x3e4, 0xffffffff, 0x00000100,
706 	0x3e6, 0x00000101, 0x00000000,
707 	0x82a, 0xffffffff, 0x00000104,
708 	0x1579, 0xff000fff, 0x00000100,
709 	0xc33, 0xc0000fff, 0x00000104,
710 	0x3079, 0x00000001, 0x00000001,
711 	0x3403, 0xff000ff0, 0x00000100,
712 	0x3603, 0xff000ff0, 0x00000100
713 };
714 
715 static const u32 godavari_golden_registers[] =
716 {
717 	0x1579, 0xff607fff, 0xfc000100,
718 	0x1bb6, 0x00010101, 0x00010000,
719 	0x260c, 0xffffffff, 0x00000000,
720 	0x260c0, 0xf00fffff, 0x00000400,
721 	0x184c, 0xffffffff, 0x00010000,
722 	0x16ec, 0x000000f0, 0x00000070,
723 	0x16f0, 0xf0311fff, 0x80300000,
724 	0x263e, 0x73773777, 0x12010001,
725 	0x263f, 0xffffffff, 0x00000010,
726 	0x200c, 0x00001f0f, 0x0000100a,
727 	0xbd2, 0x73773777, 0x12010001,
728 	0x902, 0x000fffff, 0x000c007f,
729 	0x2285, 0xf000003f, 0x00000007,
730 	0x22c9, 0xffffffff, 0x00ff0fff,
731 	0xc281, 0x0000ff0f, 0x00000000,
732 	0xa293, 0x07ffffff, 0x06000000,
733 	0x136, 0x00000fff, 0x00000100,
734 	0x3405, 0x00010000, 0x00810001,
735 	0x3605, 0x00010000, 0x00810001,
736 	0xf9e, 0x00000001, 0x00000002,
737 	0x31da, 0x00000008, 0x00000008,
738 	0x31dc, 0x00000f00, 0x00000800,
739 	0x31dd, 0x00000f00, 0x00000800,
740 	0x31e6, 0x00ffffff, 0x00ff7fbf,
741 	0x31e7, 0x00ffffff, 0x00ff7faf,
742 	0x2300, 0x000000ff, 0x00000001,
743 	0x853e, 0x01ff01ff, 0x00000002,
744 	0x8526, 0x007ff800, 0x00200000,
745 	0x8057, 0xffffffff, 0x00000f40,
746 	0x2231, 0x001f3ae3, 0x00000082,
747 	0x2235, 0x0000001f, 0x00000010,
748 	0xc24d, 0xffffffff, 0x00000000
749 };
750 
751 static void cik_init_golden_registers(struct amdgpu_device *adev)
752 {
753 	/* Some of the registers might be dependent on GRBM_GFX_INDEX */
754 	mutex_lock(&adev->grbm_idx_mutex);
755 
756 	switch (adev->asic_type) {
757 	case CHIP_BONAIRE:
758 		amdgpu_device_program_register_sequence(adev,
759 							bonaire_mgcg_cgcg_init,
760 							ARRAY_SIZE(bonaire_mgcg_cgcg_init));
761 		amdgpu_device_program_register_sequence(adev,
762 							bonaire_golden_registers,
763 							ARRAY_SIZE(bonaire_golden_registers));
764 		amdgpu_device_program_register_sequence(adev,
765 							bonaire_golden_common_registers,
766 							ARRAY_SIZE(bonaire_golden_common_registers));
767 		amdgpu_device_program_register_sequence(adev,
768 							bonaire_golden_spm_registers,
769 							ARRAY_SIZE(bonaire_golden_spm_registers));
770 		break;
771 	case CHIP_KABINI:
772 		amdgpu_device_program_register_sequence(adev,
773 							kalindi_mgcg_cgcg_init,
774 							ARRAY_SIZE(kalindi_mgcg_cgcg_init));
775 		amdgpu_device_program_register_sequence(adev,
776 							kalindi_golden_registers,
777 							ARRAY_SIZE(kalindi_golden_registers));
778 		amdgpu_device_program_register_sequence(adev,
779 							kalindi_golden_common_registers,
780 							ARRAY_SIZE(kalindi_golden_common_registers));
781 		amdgpu_device_program_register_sequence(adev,
782 							kalindi_golden_spm_registers,
783 							ARRAY_SIZE(kalindi_golden_spm_registers));
784 		break;
785 	case CHIP_MULLINS:
786 		amdgpu_device_program_register_sequence(adev,
787 							kalindi_mgcg_cgcg_init,
788 							ARRAY_SIZE(kalindi_mgcg_cgcg_init));
789 		amdgpu_device_program_register_sequence(adev,
790 							godavari_golden_registers,
791 							ARRAY_SIZE(godavari_golden_registers));
792 		amdgpu_device_program_register_sequence(adev,
793 							kalindi_golden_common_registers,
794 							ARRAY_SIZE(kalindi_golden_common_registers));
795 		amdgpu_device_program_register_sequence(adev,
796 							kalindi_golden_spm_registers,
797 							ARRAY_SIZE(kalindi_golden_spm_registers));
798 		break;
799 	case CHIP_KAVERI:
800 		amdgpu_device_program_register_sequence(adev,
801 							spectre_mgcg_cgcg_init,
802 							ARRAY_SIZE(spectre_mgcg_cgcg_init));
803 		amdgpu_device_program_register_sequence(adev,
804 							spectre_golden_registers,
805 							ARRAY_SIZE(spectre_golden_registers));
806 		amdgpu_device_program_register_sequence(adev,
807 							spectre_golden_common_registers,
808 							ARRAY_SIZE(spectre_golden_common_registers));
809 		amdgpu_device_program_register_sequence(adev,
810 							spectre_golden_spm_registers,
811 							ARRAY_SIZE(spectre_golden_spm_registers));
812 		break;
813 	case CHIP_HAWAII:
814 		amdgpu_device_program_register_sequence(adev,
815 							hawaii_mgcg_cgcg_init,
816 							ARRAY_SIZE(hawaii_mgcg_cgcg_init));
817 		amdgpu_device_program_register_sequence(adev,
818 							hawaii_golden_registers,
819 							ARRAY_SIZE(hawaii_golden_registers));
820 		amdgpu_device_program_register_sequence(adev,
821 							hawaii_golden_common_registers,
822 							ARRAY_SIZE(hawaii_golden_common_registers));
823 		amdgpu_device_program_register_sequence(adev,
824 							hawaii_golden_spm_registers,
825 							ARRAY_SIZE(hawaii_golden_spm_registers));
826 		break;
827 	default:
828 		break;
829 	}
830 	mutex_unlock(&adev->grbm_idx_mutex);
831 }
832 
833 /**
834  * cik_get_xclk - get the xclk
835  *
836  * @adev: amdgpu_device pointer
837  *
838  * Returns the reference clock used by the gfx engine
839  * (CIK).
840  */
841 static u32 cik_get_xclk(struct amdgpu_device *adev)
842 {
843 	u32 reference_clock = adev->clock.spll.reference_freq;
844 
845 	if (adev->flags & AMD_IS_APU) {
846 		if (RREG32_SMC(ixGENERAL_PWRMGT) & GENERAL_PWRMGT__GPU_COUNTER_CLK_MASK)
847 			return reference_clock / 2;
848 	} else {
849 		if (RREG32_SMC(ixCG_CLKPIN_CNTL) & CG_CLKPIN_CNTL__XTALIN_DIVIDE_MASK)
850 			return reference_clock / 4;
851 	}
852 	return reference_clock;
853 }
854 
855 /**
856  * cik_srbm_select - select specific register instances
857  *
858  * @adev: amdgpu_device pointer
859  * @me: selected ME (micro engine)
860  * @pipe: pipe
861  * @queue: queue
862  * @vmid: VMID
863  *
864  * Switches the currently active registers instances.  Some
865  * registers are instanced per VMID, others are instanced per
866  * me/pipe/queue combination.
867  */
868 void cik_srbm_select(struct amdgpu_device *adev,
869 		     u32 me, u32 pipe, u32 queue, u32 vmid)
870 {
871 	u32 srbm_gfx_cntl =
872 		(((pipe << SRBM_GFX_CNTL__PIPEID__SHIFT) & SRBM_GFX_CNTL__PIPEID_MASK)|
873 		((me << SRBM_GFX_CNTL__MEID__SHIFT) & SRBM_GFX_CNTL__MEID_MASK)|
874 		((vmid << SRBM_GFX_CNTL__VMID__SHIFT) & SRBM_GFX_CNTL__VMID_MASK)|
875 		((queue << SRBM_GFX_CNTL__QUEUEID__SHIFT) & SRBM_GFX_CNTL__QUEUEID_MASK));
876 	WREG32(mmSRBM_GFX_CNTL, srbm_gfx_cntl);
877 }
878 
879 static void cik_vga_set_state(struct amdgpu_device *adev, bool state)
880 {
881 	uint32_t tmp;
882 
883 	tmp = RREG32(mmCONFIG_CNTL);
884 	if (!state)
885 		tmp |= CONFIG_CNTL__VGA_DIS_MASK;
886 	else
887 		tmp &= ~CONFIG_CNTL__VGA_DIS_MASK;
888 	WREG32(mmCONFIG_CNTL, tmp);
889 }
890 
891 static bool cik_read_disabled_bios(struct amdgpu_device *adev)
892 {
893 	u32 bus_cntl;
894 	u32 d1vga_control = 0;
895 	u32 d2vga_control = 0;
896 	u32 vga_render_control = 0;
897 	u32 rom_cntl;
898 	bool r;
899 
900 	bus_cntl = RREG32(mmBUS_CNTL);
901 	if (adev->mode_info.num_crtc) {
902 		d1vga_control = RREG32(mmD1VGA_CONTROL);
903 		d2vga_control = RREG32(mmD2VGA_CONTROL);
904 		vga_render_control = RREG32(mmVGA_RENDER_CONTROL);
905 	}
906 	rom_cntl = RREG32_SMC(ixROM_CNTL);
907 
908 	/* enable the rom */
909 	WREG32(mmBUS_CNTL, (bus_cntl & ~BUS_CNTL__BIOS_ROM_DIS_MASK));
910 	if (adev->mode_info.num_crtc) {
911 		/* Disable VGA mode */
912 		WREG32(mmD1VGA_CONTROL,
913 		       (d1vga_control & ~(D1VGA_CONTROL__D1VGA_MODE_ENABLE_MASK |
914 					  D1VGA_CONTROL__D1VGA_TIMING_SELECT_MASK)));
915 		WREG32(mmD2VGA_CONTROL,
916 		       (d2vga_control & ~(D1VGA_CONTROL__D1VGA_MODE_ENABLE_MASK |
917 					  D1VGA_CONTROL__D1VGA_TIMING_SELECT_MASK)));
918 		WREG32(mmVGA_RENDER_CONTROL,
919 		       (vga_render_control & ~VGA_RENDER_CONTROL__VGA_VSTATUS_CNTL_MASK));
920 	}
921 	WREG32_SMC(ixROM_CNTL, rom_cntl | ROM_CNTL__SCK_OVERWRITE_MASK);
922 
923 	r = amdgpu_read_bios(adev);
924 
925 	/* restore regs */
926 	WREG32(mmBUS_CNTL, bus_cntl);
927 	if (adev->mode_info.num_crtc) {
928 		WREG32(mmD1VGA_CONTROL, d1vga_control);
929 		WREG32(mmD2VGA_CONTROL, d2vga_control);
930 		WREG32(mmVGA_RENDER_CONTROL, vga_render_control);
931 	}
932 	WREG32_SMC(ixROM_CNTL, rom_cntl);
933 	return r;
934 }
935 
936 static bool cik_read_bios_from_rom(struct amdgpu_device *adev,
937 				   u8 *bios, u32 length_bytes)
938 {
939 	u32 *dw_ptr;
940 	unsigned long flags;
941 	u32 i, length_dw;
942 
943 	if (bios == NULL)
944 		return false;
945 	if (length_bytes == 0)
946 		return false;
947 	/* APU vbios image is part of sbios image */
948 	if (adev->flags & AMD_IS_APU)
949 		return false;
950 
951 	dw_ptr = (u32 *)bios;
952 	length_dw = ALIGN(length_bytes, 4) / 4;
953 	/* take the smc lock since we are using the smc index */
954 	spin_lock_irqsave(&adev->smc_idx_lock, flags);
955 	/* set rom index to 0 */
956 	WREG32(mmSMC_IND_INDEX_0, ixROM_INDEX);
957 	WREG32(mmSMC_IND_DATA_0, 0);
958 	/* set index to data for continous read */
959 	WREG32(mmSMC_IND_INDEX_0, ixROM_DATA);
960 	for (i = 0; i < length_dw; i++)
961 		dw_ptr[i] = RREG32(mmSMC_IND_DATA_0);
962 	spin_unlock_irqrestore(&adev->smc_idx_lock, flags);
963 
964 	return true;
965 }
966 
967 static const struct amdgpu_allowed_register_entry cik_allowed_read_registers[] = {
968 	{mmGRBM_STATUS},
969 	{mmGB_ADDR_CONFIG},
970 	{mmMC_ARB_RAMCFG},
971 	{mmGB_TILE_MODE0},
972 	{mmGB_TILE_MODE1},
973 	{mmGB_TILE_MODE2},
974 	{mmGB_TILE_MODE3},
975 	{mmGB_TILE_MODE4},
976 	{mmGB_TILE_MODE5},
977 	{mmGB_TILE_MODE6},
978 	{mmGB_TILE_MODE7},
979 	{mmGB_TILE_MODE8},
980 	{mmGB_TILE_MODE9},
981 	{mmGB_TILE_MODE10},
982 	{mmGB_TILE_MODE11},
983 	{mmGB_TILE_MODE12},
984 	{mmGB_TILE_MODE13},
985 	{mmGB_TILE_MODE14},
986 	{mmGB_TILE_MODE15},
987 	{mmGB_TILE_MODE16},
988 	{mmGB_TILE_MODE17},
989 	{mmGB_TILE_MODE18},
990 	{mmGB_TILE_MODE19},
991 	{mmGB_TILE_MODE20},
992 	{mmGB_TILE_MODE21},
993 	{mmGB_TILE_MODE22},
994 	{mmGB_TILE_MODE23},
995 	{mmGB_TILE_MODE24},
996 	{mmGB_TILE_MODE25},
997 	{mmGB_TILE_MODE26},
998 	{mmGB_TILE_MODE27},
999 	{mmGB_TILE_MODE28},
1000 	{mmGB_TILE_MODE29},
1001 	{mmGB_TILE_MODE30},
1002 	{mmGB_TILE_MODE31},
1003 	{mmGB_MACROTILE_MODE0},
1004 	{mmGB_MACROTILE_MODE1},
1005 	{mmGB_MACROTILE_MODE2},
1006 	{mmGB_MACROTILE_MODE3},
1007 	{mmGB_MACROTILE_MODE4},
1008 	{mmGB_MACROTILE_MODE5},
1009 	{mmGB_MACROTILE_MODE6},
1010 	{mmGB_MACROTILE_MODE7},
1011 	{mmGB_MACROTILE_MODE8},
1012 	{mmGB_MACROTILE_MODE9},
1013 	{mmGB_MACROTILE_MODE10},
1014 	{mmGB_MACROTILE_MODE11},
1015 	{mmGB_MACROTILE_MODE12},
1016 	{mmGB_MACROTILE_MODE13},
1017 	{mmGB_MACROTILE_MODE14},
1018 	{mmGB_MACROTILE_MODE15},
1019 	{mmCC_RB_BACKEND_DISABLE, true},
1020 	{mmGC_USER_RB_BACKEND_DISABLE, true},
1021 	{mmGB_BACKEND_MAP, false},
1022 	{mmPA_SC_RASTER_CONFIG, true},
1023 	{mmPA_SC_RASTER_CONFIG_1, true},
1024 };
1025 
1026 
1027 static uint32_t cik_get_register_value(struct amdgpu_device *adev,
1028 				       bool indexed, u32 se_num,
1029 				       u32 sh_num, u32 reg_offset)
1030 {
1031 	if (indexed) {
1032 		uint32_t val;
1033 		unsigned se_idx = (se_num == 0xffffffff) ? 0 : se_num;
1034 		unsigned sh_idx = (sh_num == 0xffffffff) ? 0 : sh_num;
1035 
1036 		switch (reg_offset) {
1037 		case mmCC_RB_BACKEND_DISABLE:
1038 			return adev->gfx.config.rb_config[se_idx][sh_idx].rb_backend_disable;
1039 		case mmGC_USER_RB_BACKEND_DISABLE:
1040 			return adev->gfx.config.rb_config[se_idx][sh_idx].user_rb_backend_disable;
1041 		case mmPA_SC_RASTER_CONFIG:
1042 			return adev->gfx.config.rb_config[se_idx][sh_idx].raster_config;
1043 		case mmPA_SC_RASTER_CONFIG_1:
1044 			return adev->gfx.config.rb_config[se_idx][sh_idx].raster_config_1;
1045 		}
1046 
1047 		mutex_lock(&adev->grbm_idx_mutex);
1048 		if (se_num != 0xffffffff || sh_num != 0xffffffff)
1049 			amdgpu_gfx_select_se_sh(adev, se_num, sh_num, 0xffffffff);
1050 
1051 		val = RREG32(reg_offset);
1052 
1053 		if (se_num != 0xffffffff || sh_num != 0xffffffff)
1054 			amdgpu_gfx_select_se_sh(adev, 0xffffffff, 0xffffffff, 0xffffffff);
1055 		mutex_unlock(&adev->grbm_idx_mutex);
1056 		return val;
1057 	} else {
1058 		unsigned idx;
1059 
1060 		switch (reg_offset) {
1061 		case mmGB_ADDR_CONFIG:
1062 			return adev->gfx.config.gb_addr_config;
1063 		case mmMC_ARB_RAMCFG:
1064 			return adev->gfx.config.mc_arb_ramcfg;
1065 		case mmGB_TILE_MODE0:
1066 		case mmGB_TILE_MODE1:
1067 		case mmGB_TILE_MODE2:
1068 		case mmGB_TILE_MODE3:
1069 		case mmGB_TILE_MODE4:
1070 		case mmGB_TILE_MODE5:
1071 		case mmGB_TILE_MODE6:
1072 		case mmGB_TILE_MODE7:
1073 		case mmGB_TILE_MODE8:
1074 		case mmGB_TILE_MODE9:
1075 		case mmGB_TILE_MODE10:
1076 		case mmGB_TILE_MODE11:
1077 		case mmGB_TILE_MODE12:
1078 		case mmGB_TILE_MODE13:
1079 		case mmGB_TILE_MODE14:
1080 		case mmGB_TILE_MODE15:
1081 		case mmGB_TILE_MODE16:
1082 		case mmGB_TILE_MODE17:
1083 		case mmGB_TILE_MODE18:
1084 		case mmGB_TILE_MODE19:
1085 		case mmGB_TILE_MODE20:
1086 		case mmGB_TILE_MODE21:
1087 		case mmGB_TILE_MODE22:
1088 		case mmGB_TILE_MODE23:
1089 		case mmGB_TILE_MODE24:
1090 		case mmGB_TILE_MODE25:
1091 		case mmGB_TILE_MODE26:
1092 		case mmGB_TILE_MODE27:
1093 		case mmGB_TILE_MODE28:
1094 		case mmGB_TILE_MODE29:
1095 		case mmGB_TILE_MODE30:
1096 		case mmGB_TILE_MODE31:
1097 			idx = (reg_offset - mmGB_TILE_MODE0);
1098 			return adev->gfx.config.tile_mode_array[idx];
1099 		case mmGB_MACROTILE_MODE0:
1100 		case mmGB_MACROTILE_MODE1:
1101 		case mmGB_MACROTILE_MODE2:
1102 		case mmGB_MACROTILE_MODE3:
1103 		case mmGB_MACROTILE_MODE4:
1104 		case mmGB_MACROTILE_MODE5:
1105 		case mmGB_MACROTILE_MODE6:
1106 		case mmGB_MACROTILE_MODE7:
1107 		case mmGB_MACROTILE_MODE8:
1108 		case mmGB_MACROTILE_MODE9:
1109 		case mmGB_MACROTILE_MODE10:
1110 		case mmGB_MACROTILE_MODE11:
1111 		case mmGB_MACROTILE_MODE12:
1112 		case mmGB_MACROTILE_MODE13:
1113 		case mmGB_MACROTILE_MODE14:
1114 		case mmGB_MACROTILE_MODE15:
1115 			idx = (reg_offset - mmGB_MACROTILE_MODE0);
1116 			return adev->gfx.config.macrotile_mode_array[idx];
1117 		default:
1118 			return RREG32(reg_offset);
1119 		}
1120 	}
1121 }
1122 
1123 static int cik_read_register(struct amdgpu_device *adev, u32 se_num,
1124 			     u32 sh_num, u32 reg_offset, u32 *value)
1125 {
1126 	uint32_t i;
1127 
1128 	*value = 0;
1129 	for (i = 0; i < ARRAY_SIZE(cik_allowed_read_registers); i++) {
1130 		bool indexed = cik_allowed_read_registers[i].grbm_indexed;
1131 
1132 		if (reg_offset != cik_allowed_read_registers[i].reg_offset)
1133 			continue;
1134 
1135 		*value = cik_get_register_value(adev, indexed, se_num, sh_num,
1136 						reg_offset);
1137 		return 0;
1138 	}
1139 	return -EINVAL;
1140 }
1141 
1142 struct kv_reset_save_regs {
1143 	u32 gmcon_reng_execute;
1144 	u32 gmcon_misc;
1145 	u32 gmcon_misc3;
1146 };
1147 
1148 static void kv_save_regs_for_reset(struct amdgpu_device *adev,
1149 				   struct kv_reset_save_regs *save)
1150 {
1151 	save->gmcon_reng_execute = RREG32(mmGMCON_RENG_EXECUTE);
1152 	save->gmcon_misc = RREG32(mmGMCON_MISC);
1153 	save->gmcon_misc3 = RREG32(mmGMCON_MISC3);
1154 
1155 	WREG32(mmGMCON_RENG_EXECUTE, save->gmcon_reng_execute &
1156 		~GMCON_RENG_EXECUTE__RENG_EXECUTE_ON_PWR_UP_MASK);
1157 	WREG32(mmGMCON_MISC, save->gmcon_misc &
1158 		~(GMCON_MISC__RENG_EXECUTE_ON_REG_UPDATE_MASK |
1159 			GMCON_MISC__STCTRL_STUTTER_EN_MASK));
1160 }
1161 
1162 static void kv_restore_regs_for_reset(struct amdgpu_device *adev,
1163 				      struct kv_reset_save_regs *save)
1164 {
1165 	int i;
1166 
1167 	WREG32(mmGMCON_PGFSM_WRITE, 0);
1168 	WREG32(mmGMCON_PGFSM_CONFIG, 0x200010ff);
1169 
1170 	for (i = 0; i < 5; i++)
1171 		WREG32(mmGMCON_PGFSM_WRITE, 0);
1172 
1173 	WREG32(mmGMCON_PGFSM_WRITE, 0);
1174 	WREG32(mmGMCON_PGFSM_CONFIG, 0x300010ff);
1175 
1176 	for (i = 0; i < 5; i++)
1177 		WREG32(mmGMCON_PGFSM_WRITE, 0);
1178 
1179 	WREG32(mmGMCON_PGFSM_WRITE, 0x210000);
1180 	WREG32(mmGMCON_PGFSM_CONFIG, 0xa00010ff);
1181 
1182 	for (i = 0; i < 5; i++)
1183 		WREG32(mmGMCON_PGFSM_WRITE, 0);
1184 
1185 	WREG32(mmGMCON_PGFSM_WRITE, 0x21003);
1186 	WREG32(mmGMCON_PGFSM_CONFIG, 0xb00010ff);
1187 
1188 	for (i = 0; i < 5; i++)
1189 		WREG32(mmGMCON_PGFSM_WRITE, 0);
1190 
1191 	WREG32(mmGMCON_PGFSM_WRITE, 0x2b00);
1192 	WREG32(mmGMCON_PGFSM_CONFIG, 0xc00010ff);
1193 
1194 	for (i = 0; i < 5; i++)
1195 		WREG32(mmGMCON_PGFSM_WRITE, 0);
1196 
1197 	WREG32(mmGMCON_PGFSM_WRITE, 0);
1198 	WREG32(mmGMCON_PGFSM_CONFIG, 0xd00010ff);
1199 
1200 	for (i = 0; i < 5; i++)
1201 		WREG32(mmGMCON_PGFSM_WRITE, 0);
1202 
1203 	WREG32(mmGMCON_PGFSM_WRITE, 0x420000);
1204 	WREG32(mmGMCON_PGFSM_CONFIG, 0x100010ff);
1205 
1206 	for (i = 0; i < 5; i++)
1207 		WREG32(mmGMCON_PGFSM_WRITE, 0);
1208 
1209 	WREG32(mmGMCON_PGFSM_WRITE, 0x120202);
1210 	WREG32(mmGMCON_PGFSM_CONFIG, 0x500010ff);
1211 
1212 	for (i = 0; i < 5; i++)
1213 		WREG32(mmGMCON_PGFSM_WRITE, 0);
1214 
1215 	WREG32(mmGMCON_PGFSM_WRITE, 0x3e3e36);
1216 	WREG32(mmGMCON_PGFSM_CONFIG, 0x600010ff);
1217 
1218 	for (i = 0; i < 5; i++)
1219 		WREG32(mmGMCON_PGFSM_WRITE, 0);
1220 
1221 	WREG32(mmGMCON_PGFSM_WRITE, 0x373f3e);
1222 	WREG32(mmGMCON_PGFSM_CONFIG, 0x700010ff);
1223 
1224 	for (i = 0; i < 5; i++)
1225 		WREG32(mmGMCON_PGFSM_WRITE, 0);
1226 
1227 	WREG32(mmGMCON_PGFSM_WRITE, 0x3e1332);
1228 	WREG32(mmGMCON_PGFSM_CONFIG, 0xe00010ff);
1229 
1230 	WREG32(mmGMCON_MISC3, save->gmcon_misc3);
1231 	WREG32(mmGMCON_MISC, save->gmcon_misc);
1232 	WREG32(mmGMCON_RENG_EXECUTE, save->gmcon_reng_execute);
1233 }
1234 
1235 static int cik_gpu_pci_config_reset(struct amdgpu_device *adev)
1236 {
1237 	struct kv_reset_save_regs kv_save = { 0 };
1238 	u32 i;
1239 	int r = -EINVAL;
1240 
1241 	dev_info(adev->dev, "GPU pci config reset\n");
1242 
1243 	if (adev->flags & AMD_IS_APU)
1244 		kv_save_regs_for_reset(adev, &kv_save);
1245 
1246 	/* disable BM */
1247 	pci_clear_master(adev->pdev);
1248 	/* reset */
1249 	amdgpu_device_pci_config_reset(adev);
1250 
1251 	udelay(100);
1252 
1253 	/* wait for asic to come out of reset */
1254 	for (i = 0; i < adev->usec_timeout; i++) {
1255 		if (RREG32(mmCONFIG_MEMSIZE) != 0xffffffff) {
1256 			/* enable BM */
1257 			pci_set_master(adev->pdev);
1258 			adev->has_hw_reset = true;
1259 			r = 0;
1260 			break;
1261 		}
1262 		udelay(1);
1263 	}
1264 
1265 	/* does asic init need to be run first??? */
1266 	if (adev->flags & AMD_IS_APU)
1267 		kv_restore_regs_for_reset(adev, &kv_save);
1268 
1269 	return r;
1270 }
1271 
1272 /**
1273  * cik_asic_reset - soft reset GPU
1274  *
1275  * @adev: amdgpu_device pointer
1276  *
1277  * Look up which blocks are hung and attempt
1278  * to reset them.
1279  * Returns 0 for success.
1280  */
1281 static int cik_asic_reset(struct amdgpu_device *adev)
1282 {
1283 	int r;
1284 
1285 	amdgpu_atombios_scratch_regs_engine_hung(adev, true);
1286 
1287 	r = cik_gpu_pci_config_reset(adev);
1288 
1289 	amdgpu_atombios_scratch_regs_engine_hung(adev, false);
1290 
1291 	return r;
1292 }
1293 
1294 static enum amd_reset_method
1295 cik_asic_reset_method(struct amdgpu_device *adev)
1296 {
1297 	return AMD_RESET_METHOD_LEGACY;
1298 }
1299 
1300 static u32 cik_get_config_memsize(struct amdgpu_device *adev)
1301 {
1302 	return RREG32(mmCONFIG_MEMSIZE);
1303 }
1304 
1305 static int cik_set_uvd_clock(struct amdgpu_device *adev, u32 clock,
1306 			      u32 cntl_reg, u32 status_reg)
1307 {
1308 	int r, i;
1309 	struct atom_clock_dividers dividers;
1310 	uint32_t tmp;
1311 
1312 	r = amdgpu_atombios_get_clock_dividers(adev,
1313 					       COMPUTE_GPUCLK_INPUT_FLAG_DEFAULT_GPUCLK,
1314 					       clock, false, &dividers);
1315 	if (r)
1316 		return r;
1317 
1318 	tmp = RREG32_SMC(cntl_reg);
1319 	tmp &= ~(CG_DCLK_CNTL__DCLK_DIR_CNTL_EN_MASK |
1320 		CG_DCLK_CNTL__DCLK_DIVIDER_MASK);
1321 	tmp |= dividers.post_divider;
1322 	WREG32_SMC(cntl_reg, tmp);
1323 
1324 	for (i = 0; i < 100; i++) {
1325 		if (RREG32_SMC(status_reg) & CG_DCLK_STATUS__DCLK_STATUS_MASK)
1326 			break;
1327 		mdelay(10);
1328 	}
1329 	if (i == 100)
1330 		return -ETIMEDOUT;
1331 
1332 	return 0;
1333 }
1334 
1335 static int cik_set_uvd_clocks(struct amdgpu_device *adev, u32 vclk, u32 dclk)
1336 {
1337 	int r = 0;
1338 
1339 	r = cik_set_uvd_clock(adev, vclk, ixCG_VCLK_CNTL, ixCG_VCLK_STATUS);
1340 	if (r)
1341 		return r;
1342 
1343 	r = cik_set_uvd_clock(adev, dclk, ixCG_DCLK_CNTL, ixCG_DCLK_STATUS);
1344 	return r;
1345 }
1346 
1347 static int cik_set_vce_clocks(struct amdgpu_device *adev, u32 evclk, u32 ecclk)
1348 {
1349 	int r, i;
1350 	struct atom_clock_dividers dividers;
1351 	u32 tmp;
1352 
1353 	r = amdgpu_atombios_get_clock_dividers(adev,
1354 					       COMPUTE_GPUCLK_INPUT_FLAG_DEFAULT_GPUCLK,
1355 					       ecclk, false, &dividers);
1356 	if (r)
1357 		return r;
1358 
1359 	for (i = 0; i < 100; i++) {
1360 		if (RREG32_SMC(ixCG_ECLK_STATUS) & CG_ECLK_STATUS__ECLK_STATUS_MASK)
1361 			break;
1362 		mdelay(10);
1363 	}
1364 	if (i == 100)
1365 		return -ETIMEDOUT;
1366 
1367 	tmp = RREG32_SMC(ixCG_ECLK_CNTL);
1368 	tmp &= ~(CG_ECLK_CNTL__ECLK_DIR_CNTL_EN_MASK |
1369 		CG_ECLK_CNTL__ECLK_DIVIDER_MASK);
1370 	tmp |= dividers.post_divider;
1371 	WREG32_SMC(ixCG_ECLK_CNTL, tmp);
1372 
1373 	for (i = 0; i < 100; i++) {
1374 		if (RREG32_SMC(ixCG_ECLK_STATUS) & CG_ECLK_STATUS__ECLK_STATUS_MASK)
1375 			break;
1376 		mdelay(10);
1377 	}
1378 	if (i == 100)
1379 		return -ETIMEDOUT;
1380 
1381 	return 0;
1382 }
1383 
1384 static void cik_pcie_gen3_enable(struct amdgpu_device *adev)
1385 {
1386 	struct pci_dev *root = adev->pdev->bus->self;
1387 	int bridge_pos, gpu_pos;
1388 	u32 speed_cntl, current_data_rate;
1389 	int i;
1390 	u16 tmp16;
1391 
1392 	if (pci_is_root_bus(adev->pdev->bus))
1393 		return;
1394 
1395 	if (amdgpu_pcie_gen2 == 0)
1396 		return;
1397 
1398 	if (adev->flags & AMD_IS_APU)
1399 		return;
1400 
1401 	if (!(adev->pm.pcie_gen_mask & (CAIL_PCIE_LINK_SPEED_SUPPORT_GEN2 |
1402 					CAIL_PCIE_LINK_SPEED_SUPPORT_GEN3)))
1403 		return;
1404 
1405 	speed_cntl = RREG32_PCIE(ixPCIE_LC_SPEED_CNTL);
1406 	current_data_rate = (speed_cntl & PCIE_LC_SPEED_CNTL__LC_CURRENT_DATA_RATE_MASK) >>
1407 		PCIE_LC_SPEED_CNTL__LC_CURRENT_DATA_RATE__SHIFT;
1408 	if (adev->pm.pcie_gen_mask & CAIL_PCIE_LINK_SPEED_SUPPORT_GEN3) {
1409 		if (current_data_rate == 2) {
1410 			DRM_INFO("PCIE gen 3 link speeds already enabled\n");
1411 			return;
1412 		}
1413 		DRM_INFO("enabling PCIE gen 3 link speeds, disable with amdgpu.pcie_gen2=0\n");
1414 	} else if (adev->pm.pcie_gen_mask & CAIL_PCIE_LINK_SPEED_SUPPORT_GEN2) {
1415 		if (current_data_rate == 1) {
1416 			DRM_INFO("PCIE gen 2 link speeds already enabled\n");
1417 			return;
1418 		}
1419 		DRM_INFO("enabling PCIE gen 2 link speeds, disable with amdgpu.pcie_gen2=0\n");
1420 	}
1421 
1422 	bridge_pos = pci_pcie_cap(root);
1423 	if (!bridge_pos)
1424 		return;
1425 
1426 	gpu_pos = pci_pcie_cap(adev->pdev);
1427 	if (!gpu_pos)
1428 		return;
1429 
1430 	if (adev->pm.pcie_gen_mask & CAIL_PCIE_LINK_SPEED_SUPPORT_GEN3) {
1431 		/* re-try equalization if gen3 is not already enabled */
1432 		if (current_data_rate != 2) {
1433 			u16 bridge_cfg, gpu_cfg;
1434 			u16 bridge_cfg2, gpu_cfg2;
1435 			u32 max_lw, current_lw, tmp;
1436 
1437 			pci_read_config_word(root, bridge_pos + PCI_EXP_LNKCTL, &bridge_cfg);
1438 			pci_read_config_word(adev->pdev, gpu_pos + PCI_EXP_LNKCTL, &gpu_cfg);
1439 
1440 			tmp16 = bridge_cfg | PCI_EXP_LNKCTL_HAWD;
1441 			pci_write_config_word(root, bridge_pos + PCI_EXP_LNKCTL, tmp16);
1442 
1443 			tmp16 = gpu_cfg | PCI_EXP_LNKCTL_HAWD;
1444 			pci_write_config_word(adev->pdev, gpu_pos + PCI_EXP_LNKCTL, tmp16);
1445 
1446 			tmp = RREG32_PCIE(ixPCIE_LC_STATUS1);
1447 			max_lw = (tmp & PCIE_LC_STATUS1__LC_DETECTED_LINK_WIDTH_MASK) >>
1448 				PCIE_LC_STATUS1__LC_DETECTED_LINK_WIDTH__SHIFT;
1449 			current_lw = (tmp & PCIE_LC_STATUS1__LC_OPERATING_LINK_WIDTH_MASK)
1450 				>> PCIE_LC_STATUS1__LC_OPERATING_LINK_WIDTH__SHIFT;
1451 
1452 			if (current_lw < max_lw) {
1453 				tmp = RREG32_PCIE(ixPCIE_LC_LINK_WIDTH_CNTL);
1454 				if (tmp & PCIE_LC_LINK_WIDTH_CNTL__LC_RENEGOTIATION_SUPPORT_MASK) {
1455 					tmp &= ~(PCIE_LC_LINK_WIDTH_CNTL__LC_LINK_WIDTH_MASK |
1456 						PCIE_LC_LINK_WIDTH_CNTL__LC_UPCONFIGURE_DIS_MASK);
1457 					tmp |= (max_lw <<
1458 						PCIE_LC_LINK_WIDTH_CNTL__LC_LINK_WIDTH__SHIFT);
1459 					tmp |= PCIE_LC_LINK_WIDTH_CNTL__LC_UPCONFIGURE_SUPPORT_MASK |
1460 					PCIE_LC_LINK_WIDTH_CNTL__LC_RENEGOTIATE_EN_MASK |
1461 					PCIE_LC_LINK_WIDTH_CNTL__LC_RECONFIG_NOW_MASK;
1462 					WREG32_PCIE(ixPCIE_LC_LINK_WIDTH_CNTL, tmp);
1463 				}
1464 			}
1465 
1466 			for (i = 0; i < 10; i++) {
1467 				/* check status */
1468 				pci_read_config_word(adev->pdev, gpu_pos + PCI_EXP_DEVSTA, &tmp16);
1469 				if (tmp16 & PCI_EXP_DEVSTA_TRPND)
1470 					break;
1471 
1472 				pci_read_config_word(root, bridge_pos + PCI_EXP_LNKCTL, &bridge_cfg);
1473 				pci_read_config_word(adev->pdev, gpu_pos + PCI_EXP_LNKCTL, &gpu_cfg);
1474 
1475 				pci_read_config_word(root, bridge_pos + PCI_EXP_LNKCTL2, &bridge_cfg2);
1476 				pci_read_config_word(adev->pdev, gpu_pos + PCI_EXP_LNKCTL2, &gpu_cfg2);
1477 
1478 				tmp = RREG32_PCIE(ixPCIE_LC_CNTL4);
1479 				tmp |= PCIE_LC_CNTL4__LC_SET_QUIESCE_MASK;
1480 				WREG32_PCIE(ixPCIE_LC_CNTL4, tmp);
1481 
1482 				tmp = RREG32_PCIE(ixPCIE_LC_CNTL4);
1483 				tmp |= PCIE_LC_CNTL4__LC_REDO_EQ_MASK;
1484 				WREG32_PCIE(ixPCIE_LC_CNTL4, tmp);
1485 
1486 				msleep(100);
1487 
1488 				/* linkctl */
1489 				pci_read_config_word(root, bridge_pos + PCI_EXP_LNKCTL, &tmp16);
1490 				tmp16 &= ~PCI_EXP_LNKCTL_HAWD;
1491 				tmp16 |= (bridge_cfg & PCI_EXP_LNKCTL_HAWD);
1492 				pci_write_config_word(root, bridge_pos + PCI_EXP_LNKCTL, tmp16);
1493 
1494 				pci_read_config_word(adev->pdev, gpu_pos + PCI_EXP_LNKCTL, &tmp16);
1495 				tmp16 &= ~PCI_EXP_LNKCTL_HAWD;
1496 				tmp16 |= (gpu_cfg & PCI_EXP_LNKCTL_HAWD);
1497 				pci_write_config_word(adev->pdev, gpu_pos + PCI_EXP_LNKCTL, tmp16);
1498 
1499 				/* linkctl2 */
1500 				pci_read_config_word(root, bridge_pos + PCI_EXP_LNKCTL2, &tmp16);
1501 				tmp16 &= ~((1 << 4) | (7 << 9));
1502 				tmp16 |= (bridge_cfg2 & ((1 << 4) | (7 << 9)));
1503 				pci_write_config_word(root, bridge_pos + PCI_EXP_LNKCTL2, tmp16);
1504 
1505 				pci_read_config_word(adev->pdev, gpu_pos + PCI_EXP_LNKCTL2, &tmp16);
1506 				tmp16 &= ~((1 << 4) | (7 << 9));
1507 				tmp16 |= (gpu_cfg2 & ((1 << 4) | (7 << 9)));
1508 				pci_write_config_word(adev->pdev, gpu_pos + PCI_EXP_LNKCTL2, tmp16);
1509 
1510 				tmp = RREG32_PCIE(ixPCIE_LC_CNTL4);
1511 				tmp &= ~PCIE_LC_CNTL4__LC_SET_QUIESCE_MASK;
1512 				WREG32_PCIE(ixPCIE_LC_CNTL4, tmp);
1513 			}
1514 		}
1515 	}
1516 
1517 	/* set the link speed */
1518 	speed_cntl |= PCIE_LC_SPEED_CNTL__LC_FORCE_EN_SW_SPEED_CHANGE_MASK |
1519 		PCIE_LC_SPEED_CNTL__LC_FORCE_DIS_HW_SPEED_CHANGE_MASK;
1520 	speed_cntl &= ~PCIE_LC_SPEED_CNTL__LC_FORCE_DIS_SW_SPEED_CHANGE_MASK;
1521 	WREG32_PCIE(ixPCIE_LC_SPEED_CNTL, speed_cntl);
1522 
1523 	pci_read_config_word(adev->pdev, gpu_pos + PCI_EXP_LNKCTL2, &tmp16);
1524 	tmp16 &= ~0xf;
1525 	if (adev->pm.pcie_gen_mask & CAIL_PCIE_LINK_SPEED_SUPPORT_GEN3)
1526 		tmp16 |= 3; /* gen3 */
1527 	else if (adev->pm.pcie_gen_mask & CAIL_PCIE_LINK_SPEED_SUPPORT_GEN2)
1528 		tmp16 |= 2; /* gen2 */
1529 	else
1530 		tmp16 |= 1; /* gen1 */
1531 	pci_write_config_word(adev->pdev, gpu_pos + PCI_EXP_LNKCTL2, tmp16);
1532 
1533 	speed_cntl = RREG32_PCIE(ixPCIE_LC_SPEED_CNTL);
1534 	speed_cntl |= PCIE_LC_SPEED_CNTL__LC_INITIATE_LINK_SPEED_CHANGE_MASK;
1535 	WREG32_PCIE(ixPCIE_LC_SPEED_CNTL, speed_cntl);
1536 
1537 	for (i = 0; i < adev->usec_timeout; i++) {
1538 		speed_cntl = RREG32_PCIE(ixPCIE_LC_SPEED_CNTL);
1539 		if ((speed_cntl & PCIE_LC_SPEED_CNTL__LC_INITIATE_LINK_SPEED_CHANGE_MASK) == 0)
1540 			break;
1541 		udelay(1);
1542 	}
1543 }
1544 
1545 static void cik_program_aspm(struct amdgpu_device *adev)
1546 {
1547 	u32 data, orig;
1548 	bool disable_l0s = false, disable_l1 = false, disable_plloff_in_l1 = false;
1549 	bool disable_clkreq = false;
1550 
1551 	if (amdgpu_aspm == 0)
1552 		return;
1553 
1554 	if (pci_is_root_bus(adev->pdev->bus))
1555 		return;
1556 
1557 	/* XXX double check APUs */
1558 	if (adev->flags & AMD_IS_APU)
1559 		return;
1560 
1561 	orig = data = RREG32_PCIE(ixPCIE_LC_N_FTS_CNTL);
1562 	data &= ~PCIE_LC_N_FTS_CNTL__LC_XMIT_N_FTS_MASK;
1563 	data |= (0x24 << PCIE_LC_N_FTS_CNTL__LC_XMIT_N_FTS__SHIFT) |
1564 		PCIE_LC_N_FTS_CNTL__LC_XMIT_N_FTS_OVERRIDE_EN_MASK;
1565 	if (orig != data)
1566 		WREG32_PCIE(ixPCIE_LC_N_FTS_CNTL, data);
1567 
1568 	orig = data = RREG32_PCIE(ixPCIE_LC_CNTL3);
1569 	data |= PCIE_LC_CNTL3__LC_GO_TO_RECOVERY_MASK;
1570 	if (orig != data)
1571 		WREG32_PCIE(ixPCIE_LC_CNTL3, data);
1572 
1573 	orig = data = RREG32_PCIE(ixPCIE_P_CNTL);
1574 	data |= PCIE_P_CNTL__P_IGNORE_EDB_ERR_MASK;
1575 	if (orig != data)
1576 		WREG32_PCIE(ixPCIE_P_CNTL, data);
1577 
1578 	orig = data = RREG32_PCIE(ixPCIE_LC_CNTL);
1579 	data &= ~(PCIE_LC_CNTL__LC_L0S_INACTIVITY_MASK |
1580 		PCIE_LC_CNTL__LC_L1_INACTIVITY_MASK);
1581 	data |= PCIE_LC_CNTL__LC_PMI_TO_L1_DIS_MASK;
1582 	if (!disable_l0s)
1583 		data |= (7 << PCIE_LC_CNTL__LC_L0S_INACTIVITY__SHIFT);
1584 
1585 	if (!disable_l1) {
1586 		data |= (7 << PCIE_LC_CNTL__LC_L1_INACTIVITY__SHIFT);
1587 		data &= ~PCIE_LC_CNTL__LC_PMI_TO_L1_DIS_MASK;
1588 		if (orig != data)
1589 			WREG32_PCIE(ixPCIE_LC_CNTL, data);
1590 
1591 		if (!disable_plloff_in_l1) {
1592 			bool clk_req_support;
1593 
1594 			orig = data = RREG32_PCIE(ixPB0_PIF_PWRDOWN_0);
1595 			data &= ~(PB0_PIF_PWRDOWN_0__PLL_POWER_STATE_IN_OFF_0_MASK |
1596 				PB0_PIF_PWRDOWN_0__PLL_POWER_STATE_IN_TXS2_0_MASK);
1597 			data |= (7 << PB0_PIF_PWRDOWN_0__PLL_POWER_STATE_IN_OFF_0__SHIFT) |
1598 				(7 << PB0_PIF_PWRDOWN_0__PLL_POWER_STATE_IN_TXS2_0__SHIFT);
1599 			if (orig != data)
1600 				WREG32_PCIE(ixPB0_PIF_PWRDOWN_0, data);
1601 
1602 			orig = data = RREG32_PCIE(ixPB0_PIF_PWRDOWN_1);
1603 			data &= ~(PB0_PIF_PWRDOWN_1__PLL_POWER_STATE_IN_OFF_1_MASK |
1604 				PB0_PIF_PWRDOWN_1__PLL_POWER_STATE_IN_TXS2_1_MASK);
1605 			data |= (7 << PB0_PIF_PWRDOWN_1__PLL_POWER_STATE_IN_OFF_1__SHIFT) |
1606 				(7 << PB0_PIF_PWRDOWN_1__PLL_POWER_STATE_IN_TXS2_1__SHIFT);
1607 			if (orig != data)
1608 				WREG32_PCIE(ixPB0_PIF_PWRDOWN_1, data);
1609 
1610 			orig = data = RREG32_PCIE(ixPB1_PIF_PWRDOWN_0);
1611 			data &= ~(PB1_PIF_PWRDOWN_0__PLL_POWER_STATE_IN_OFF_0_MASK |
1612 				PB1_PIF_PWRDOWN_0__PLL_POWER_STATE_IN_TXS2_0_MASK);
1613 			data |= (7 << PB1_PIF_PWRDOWN_0__PLL_POWER_STATE_IN_OFF_0__SHIFT) |
1614 				(7 << PB1_PIF_PWRDOWN_0__PLL_POWER_STATE_IN_TXS2_0__SHIFT);
1615 			if (orig != data)
1616 				WREG32_PCIE(ixPB1_PIF_PWRDOWN_0, data);
1617 
1618 			orig = data = RREG32_PCIE(ixPB1_PIF_PWRDOWN_1);
1619 			data &= ~(PB1_PIF_PWRDOWN_1__PLL_POWER_STATE_IN_OFF_1_MASK |
1620 				PB1_PIF_PWRDOWN_1__PLL_POWER_STATE_IN_TXS2_1_MASK);
1621 			data |= (7 << PB1_PIF_PWRDOWN_1__PLL_POWER_STATE_IN_OFF_1__SHIFT) |
1622 				(7 << PB1_PIF_PWRDOWN_1__PLL_POWER_STATE_IN_TXS2_1__SHIFT);
1623 			if (orig != data)
1624 				WREG32_PCIE(ixPB1_PIF_PWRDOWN_1, data);
1625 
1626 			orig = data = RREG32_PCIE(ixPCIE_LC_LINK_WIDTH_CNTL);
1627 			data &= ~PCIE_LC_LINK_WIDTH_CNTL__LC_DYN_LANES_PWR_STATE_MASK;
1628 			data |= ~(3 << PCIE_LC_LINK_WIDTH_CNTL__LC_DYN_LANES_PWR_STATE__SHIFT);
1629 			if (orig != data)
1630 				WREG32_PCIE(ixPCIE_LC_LINK_WIDTH_CNTL, data);
1631 
1632 			if (!disable_clkreq) {
1633 				struct pci_dev *root = adev->pdev->bus->self;
1634 				u32 lnkcap;
1635 
1636 				clk_req_support = false;
1637 				pcie_capability_read_dword(root, PCI_EXP_LNKCAP, &lnkcap);
1638 				if (lnkcap & PCI_EXP_LNKCAP_CLKPM)
1639 					clk_req_support = true;
1640 			} else {
1641 				clk_req_support = false;
1642 			}
1643 
1644 			if (clk_req_support) {
1645 				orig = data = RREG32_PCIE(ixPCIE_LC_CNTL2);
1646 				data |= PCIE_LC_CNTL2__LC_ALLOW_PDWN_IN_L1_MASK |
1647 					PCIE_LC_CNTL2__LC_ALLOW_PDWN_IN_L23_MASK;
1648 				if (orig != data)
1649 					WREG32_PCIE(ixPCIE_LC_CNTL2, data);
1650 
1651 				orig = data = RREG32_SMC(ixTHM_CLK_CNTL);
1652 				data &= ~(THM_CLK_CNTL__CMON_CLK_SEL_MASK |
1653 					THM_CLK_CNTL__TMON_CLK_SEL_MASK);
1654 				data |= (1 << THM_CLK_CNTL__CMON_CLK_SEL__SHIFT) |
1655 					(1 << THM_CLK_CNTL__TMON_CLK_SEL__SHIFT);
1656 				if (orig != data)
1657 					WREG32_SMC(ixTHM_CLK_CNTL, data);
1658 
1659 				orig = data = RREG32_SMC(ixMISC_CLK_CTRL);
1660 				data &= ~(MISC_CLK_CTRL__DEEP_SLEEP_CLK_SEL_MASK |
1661 					MISC_CLK_CTRL__ZCLK_SEL_MASK);
1662 				data |= (1 << MISC_CLK_CTRL__DEEP_SLEEP_CLK_SEL__SHIFT) |
1663 					(1 << MISC_CLK_CTRL__ZCLK_SEL__SHIFT);
1664 				if (orig != data)
1665 					WREG32_SMC(ixMISC_CLK_CTRL, data);
1666 
1667 				orig = data = RREG32_SMC(ixCG_CLKPIN_CNTL);
1668 				data &= ~CG_CLKPIN_CNTL__BCLK_AS_XCLK_MASK;
1669 				if (orig != data)
1670 					WREG32_SMC(ixCG_CLKPIN_CNTL, data);
1671 
1672 				orig = data = RREG32_SMC(ixCG_CLKPIN_CNTL_2);
1673 				data &= ~CG_CLKPIN_CNTL_2__FORCE_BIF_REFCLK_EN_MASK;
1674 				if (orig != data)
1675 					WREG32_SMC(ixCG_CLKPIN_CNTL_2, data);
1676 
1677 				orig = data = RREG32_SMC(ixMPLL_BYPASSCLK_SEL);
1678 				data &= ~MPLL_BYPASSCLK_SEL__MPLL_CLKOUT_SEL_MASK;
1679 				data |= (4 << MPLL_BYPASSCLK_SEL__MPLL_CLKOUT_SEL__SHIFT);
1680 				if (orig != data)
1681 					WREG32_SMC(ixMPLL_BYPASSCLK_SEL, data);
1682 			}
1683 		}
1684 	} else {
1685 		if (orig != data)
1686 			WREG32_PCIE(ixPCIE_LC_CNTL, data);
1687 	}
1688 
1689 	orig = data = RREG32_PCIE(ixPCIE_CNTL2);
1690 	data |= PCIE_CNTL2__SLV_MEM_LS_EN_MASK |
1691 		PCIE_CNTL2__MST_MEM_LS_EN_MASK |
1692 		PCIE_CNTL2__REPLAY_MEM_LS_EN_MASK;
1693 	if (orig != data)
1694 		WREG32_PCIE(ixPCIE_CNTL2, data);
1695 
1696 	if (!disable_l0s) {
1697 		data = RREG32_PCIE(ixPCIE_LC_N_FTS_CNTL);
1698 		if ((data & PCIE_LC_N_FTS_CNTL__LC_N_FTS_MASK) ==
1699 				PCIE_LC_N_FTS_CNTL__LC_N_FTS_MASK) {
1700 			data = RREG32_PCIE(ixPCIE_LC_STATUS1);
1701 			if ((data & PCIE_LC_STATUS1__LC_REVERSE_XMIT_MASK) &&
1702 			(data & PCIE_LC_STATUS1__LC_REVERSE_RCVR_MASK)) {
1703 				orig = data = RREG32_PCIE(ixPCIE_LC_CNTL);
1704 				data &= ~PCIE_LC_CNTL__LC_L0S_INACTIVITY_MASK;
1705 				if (orig != data)
1706 					WREG32_PCIE(ixPCIE_LC_CNTL, data);
1707 			}
1708 		}
1709 	}
1710 }
1711 
1712 static uint32_t cik_get_rev_id(struct amdgpu_device *adev)
1713 {
1714 	return (RREG32(mmCC_DRM_ID_STRAPS) & CC_DRM_ID_STRAPS__ATI_REV_ID_MASK)
1715 		>> CC_DRM_ID_STRAPS__ATI_REV_ID__SHIFT;
1716 }
1717 
1718 static void cik_detect_hw_virtualization(struct amdgpu_device *adev)
1719 {
1720 	if (is_virtual_machine()) /* passthrough mode */
1721 		adev->virt.caps |= AMDGPU_PASSTHROUGH_MODE;
1722 }
1723 
1724 static void cik_flush_hdp(struct amdgpu_device *adev, struct amdgpu_ring *ring)
1725 {
1726 	if (!ring || !ring->funcs->emit_wreg) {
1727 		WREG32(mmHDP_MEM_COHERENCY_FLUSH_CNTL, 1);
1728 		RREG32(mmHDP_MEM_COHERENCY_FLUSH_CNTL);
1729 	} else {
1730 		amdgpu_ring_emit_wreg(ring, mmHDP_MEM_COHERENCY_FLUSH_CNTL, 1);
1731 	}
1732 }
1733 
1734 static void cik_invalidate_hdp(struct amdgpu_device *adev,
1735 			       struct amdgpu_ring *ring)
1736 {
1737 	if (!ring || !ring->funcs->emit_wreg) {
1738 		WREG32(mmHDP_DEBUG0, 1);
1739 		RREG32(mmHDP_DEBUG0);
1740 	} else {
1741 		amdgpu_ring_emit_wreg(ring, mmHDP_DEBUG0, 1);
1742 	}
1743 }
1744 
1745 static bool cik_need_full_reset(struct amdgpu_device *adev)
1746 {
1747 	/* change this when we support soft reset */
1748 	return true;
1749 }
1750 
1751 static void cik_get_pcie_usage(struct amdgpu_device *adev, uint64_t *count0,
1752 			       uint64_t *count1)
1753 {
1754 	uint32_t perfctr = 0;
1755 	uint64_t cnt0_of, cnt1_of;
1756 	int tmp;
1757 
1758 	/* This reports 0 on APUs, so return to avoid writing/reading registers
1759 	 * that may or may not be different from their GPU counterparts
1760 	 */
1761 	if (adev->flags & AMD_IS_APU)
1762 		return;
1763 
1764 	/* Set the 2 events that we wish to watch, defined above */
1765 	/* Reg 40 is # received msgs, Reg 104 is # of posted requests sent */
1766 	perfctr = REG_SET_FIELD(perfctr, PCIE_PERF_CNTL_TXCLK, EVENT0_SEL, 40);
1767 	perfctr = REG_SET_FIELD(perfctr, PCIE_PERF_CNTL_TXCLK, EVENT1_SEL, 104);
1768 
1769 	/* Write to enable desired perf counters */
1770 	WREG32_PCIE(ixPCIE_PERF_CNTL_TXCLK, perfctr);
1771 	/* Zero out and enable the perf counters
1772 	 * Write 0x5:
1773 	 * Bit 0 = Start all counters(1)
1774 	 * Bit 2 = Global counter reset enable(1)
1775 	 */
1776 	WREG32_PCIE(ixPCIE_PERF_COUNT_CNTL, 0x00000005);
1777 
1778 	msleep(1000);
1779 
1780 	/* Load the shadow and disable the perf counters
1781 	 * Write 0x2:
1782 	 * Bit 0 = Stop counters(0)
1783 	 * Bit 1 = Load the shadow counters(1)
1784 	 */
1785 	WREG32_PCIE(ixPCIE_PERF_COUNT_CNTL, 0x00000002);
1786 
1787 	/* Read register values to get any >32bit overflow */
1788 	tmp = RREG32_PCIE(ixPCIE_PERF_CNTL_TXCLK);
1789 	cnt0_of = REG_GET_FIELD(tmp, PCIE_PERF_CNTL_TXCLK, COUNTER0_UPPER);
1790 	cnt1_of = REG_GET_FIELD(tmp, PCIE_PERF_CNTL_TXCLK, COUNTER1_UPPER);
1791 
1792 	/* Get the values and add the overflow */
1793 	*count0 = RREG32_PCIE(ixPCIE_PERF_COUNT0_TXCLK) | (cnt0_of << 32);
1794 	*count1 = RREG32_PCIE(ixPCIE_PERF_COUNT1_TXCLK) | (cnt1_of << 32);
1795 }
1796 
1797 static bool cik_need_reset_on_init(struct amdgpu_device *adev)
1798 {
1799 	u32 clock_cntl, pc;
1800 
1801 	if (adev->flags & AMD_IS_APU)
1802 		return false;
1803 
1804 	/* check if the SMC is already running */
1805 	clock_cntl = RREG32_SMC(ixSMC_SYSCON_CLOCK_CNTL_0);
1806 	pc = RREG32_SMC(ixSMC_PC_C);
1807 	if ((0 == REG_GET_FIELD(clock_cntl, SMC_SYSCON_CLOCK_CNTL_0, ck_disable)) &&
1808 	    (0x20100 <= pc))
1809 		return true;
1810 
1811 	return false;
1812 }
1813 
1814 static uint64_t cik_get_pcie_replay_count(struct amdgpu_device *adev)
1815 {
1816 	uint64_t nak_r, nak_g;
1817 
1818 	/* Get the number of NAKs received and generated */
1819 	nak_r = RREG32_PCIE(ixPCIE_RX_NUM_NAK);
1820 	nak_g = RREG32_PCIE(ixPCIE_RX_NUM_NAK_GENERATED);
1821 
1822 	/* Add the total number of NAKs, i.e the number of replays */
1823 	return (nak_r + nak_g);
1824 }
1825 
1826 static const struct amdgpu_asic_funcs cik_asic_funcs =
1827 {
1828 	.read_disabled_bios = &cik_read_disabled_bios,
1829 	.read_bios_from_rom = &cik_read_bios_from_rom,
1830 	.read_register = &cik_read_register,
1831 	.reset = &cik_asic_reset,
1832 	.reset_method = &cik_asic_reset_method,
1833 	.set_vga_state = &cik_vga_set_state,
1834 	.get_xclk = &cik_get_xclk,
1835 	.set_uvd_clocks = &cik_set_uvd_clocks,
1836 	.set_vce_clocks = &cik_set_vce_clocks,
1837 	.get_config_memsize = &cik_get_config_memsize,
1838 	.flush_hdp = &cik_flush_hdp,
1839 	.invalidate_hdp = &cik_invalidate_hdp,
1840 	.need_full_reset = &cik_need_full_reset,
1841 	.init_doorbell_index = &legacy_doorbell_index_init,
1842 	.get_pcie_usage = &cik_get_pcie_usage,
1843 	.need_reset_on_init = &cik_need_reset_on_init,
1844 	.get_pcie_replay_count = &cik_get_pcie_replay_count,
1845 };
1846 
1847 static int cik_common_early_init(void *handle)
1848 {
1849 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1850 
1851 	adev->smc_rreg = &cik_smc_rreg;
1852 	adev->smc_wreg = &cik_smc_wreg;
1853 	adev->pcie_rreg = &cik_pcie_rreg;
1854 	adev->pcie_wreg = &cik_pcie_wreg;
1855 	adev->uvd_ctx_rreg = &cik_uvd_ctx_rreg;
1856 	adev->uvd_ctx_wreg = &cik_uvd_ctx_wreg;
1857 	adev->didt_rreg = &cik_didt_rreg;
1858 	adev->didt_wreg = &cik_didt_wreg;
1859 
1860 	adev->asic_funcs = &cik_asic_funcs;
1861 
1862 	adev->rev_id = cik_get_rev_id(adev);
1863 	adev->external_rev_id = 0xFF;
1864 	switch (adev->asic_type) {
1865 	case CHIP_BONAIRE:
1866 		adev->cg_flags =
1867 			AMD_CG_SUPPORT_GFX_MGCG |
1868 			AMD_CG_SUPPORT_GFX_MGLS |
1869 			/*AMD_CG_SUPPORT_GFX_CGCG |*/
1870 			AMD_CG_SUPPORT_GFX_CGLS |
1871 			AMD_CG_SUPPORT_GFX_CGTS |
1872 			AMD_CG_SUPPORT_GFX_CGTS_LS |
1873 			AMD_CG_SUPPORT_GFX_CP_LS |
1874 			AMD_CG_SUPPORT_MC_LS |
1875 			AMD_CG_SUPPORT_MC_MGCG |
1876 			AMD_CG_SUPPORT_SDMA_MGCG |
1877 			AMD_CG_SUPPORT_SDMA_LS |
1878 			AMD_CG_SUPPORT_BIF_LS |
1879 			AMD_CG_SUPPORT_VCE_MGCG |
1880 			AMD_CG_SUPPORT_UVD_MGCG |
1881 			AMD_CG_SUPPORT_HDP_LS |
1882 			AMD_CG_SUPPORT_HDP_MGCG;
1883 		adev->pg_flags = 0;
1884 		adev->external_rev_id = adev->rev_id + 0x14;
1885 		break;
1886 	case CHIP_HAWAII:
1887 		adev->cg_flags =
1888 			AMD_CG_SUPPORT_GFX_MGCG |
1889 			AMD_CG_SUPPORT_GFX_MGLS |
1890 			/*AMD_CG_SUPPORT_GFX_CGCG |*/
1891 			AMD_CG_SUPPORT_GFX_CGLS |
1892 			AMD_CG_SUPPORT_GFX_CGTS |
1893 			AMD_CG_SUPPORT_GFX_CP_LS |
1894 			AMD_CG_SUPPORT_MC_LS |
1895 			AMD_CG_SUPPORT_MC_MGCG |
1896 			AMD_CG_SUPPORT_SDMA_MGCG |
1897 			AMD_CG_SUPPORT_SDMA_LS |
1898 			AMD_CG_SUPPORT_BIF_LS |
1899 			AMD_CG_SUPPORT_VCE_MGCG |
1900 			AMD_CG_SUPPORT_UVD_MGCG |
1901 			AMD_CG_SUPPORT_HDP_LS |
1902 			AMD_CG_SUPPORT_HDP_MGCG;
1903 		adev->pg_flags = 0;
1904 		adev->external_rev_id = 0x28;
1905 		break;
1906 	case CHIP_KAVERI:
1907 		adev->cg_flags =
1908 			AMD_CG_SUPPORT_GFX_MGCG |
1909 			AMD_CG_SUPPORT_GFX_MGLS |
1910 			/*AMD_CG_SUPPORT_GFX_CGCG |*/
1911 			AMD_CG_SUPPORT_GFX_CGLS |
1912 			AMD_CG_SUPPORT_GFX_CGTS |
1913 			AMD_CG_SUPPORT_GFX_CGTS_LS |
1914 			AMD_CG_SUPPORT_GFX_CP_LS |
1915 			AMD_CG_SUPPORT_SDMA_MGCG |
1916 			AMD_CG_SUPPORT_SDMA_LS |
1917 			AMD_CG_SUPPORT_BIF_LS |
1918 			AMD_CG_SUPPORT_VCE_MGCG |
1919 			AMD_CG_SUPPORT_UVD_MGCG |
1920 			AMD_CG_SUPPORT_HDP_LS |
1921 			AMD_CG_SUPPORT_HDP_MGCG;
1922 		adev->pg_flags =
1923 			/*AMD_PG_SUPPORT_GFX_PG |
1924 			  AMD_PG_SUPPORT_GFX_SMG |
1925 			  AMD_PG_SUPPORT_GFX_DMG |*/
1926 			AMD_PG_SUPPORT_UVD |
1927 			AMD_PG_SUPPORT_VCE |
1928 			/*  AMD_PG_SUPPORT_CP |
1929 			  AMD_PG_SUPPORT_GDS |
1930 			  AMD_PG_SUPPORT_RLC_SMU_HS |
1931 			  AMD_PG_SUPPORT_ACP |
1932 			  AMD_PG_SUPPORT_SAMU |*/
1933 			0;
1934 		if (adev->pdev->device == 0x1312 ||
1935 			adev->pdev->device == 0x1316 ||
1936 			adev->pdev->device == 0x1317)
1937 			adev->external_rev_id = 0x41;
1938 		else
1939 			adev->external_rev_id = 0x1;
1940 		break;
1941 	case CHIP_KABINI:
1942 	case CHIP_MULLINS:
1943 		adev->cg_flags =
1944 			AMD_CG_SUPPORT_GFX_MGCG |
1945 			AMD_CG_SUPPORT_GFX_MGLS |
1946 			/*AMD_CG_SUPPORT_GFX_CGCG |*/
1947 			AMD_CG_SUPPORT_GFX_CGLS |
1948 			AMD_CG_SUPPORT_GFX_CGTS |
1949 			AMD_CG_SUPPORT_GFX_CGTS_LS |
1950 			AMD_CG_SUPPORT_GFX_CP_LS |
1951 			AMD_CG_SUPPORT_SDMA_MGCG |
1952 			AMD_CG_SUPPORT_SDMA_LS |
1953 			AMD_CG_SUPPORT_BIF_LS |
1954 			AMD_CG_SUPPORT_VCE_MGCG |
1955 			AMD_CG_SUPPORT_UVD_MGCG |
1956 			AMD_CG_SUPPORT_HDP_LS |
1957 			AMD_CG_SUPPORT_HDP_MGCG;
1958 		adev->pg_flags =
1959 			/*AMD_PG_SUPPORT_GFX_PG |
1960 			  AMD_PG_SUPPORT_GFX_SMG | */
1961 			AMD_PG_SUPPORT_UVD |
1962 			/*AMD_PG_SUPPORT_VCE |
1963 			  AMD_PG_SUPPORT_CP |
1964 			  AMD_PG_SUPPORT_GDS |
1965 			  AMD_PG_SUPPORT_RLC_SMU_HS |
1966 			  AMD_PG_SUPPORT_SAMU |*/
1967 			0;
1968 		if (adev->asic_type == CHIP_KABINI) {
1969 			if (adev->rev_id == 0)
1970 				adev->external_rev_id = 0x81;
1971 			else if (adev->rev_id == 1)
1972 				adev->external_rev_id = 0x82;
1973 			else if (adev->rev_id == 2)
1974 				adev->external_rev_id = 0x85;
1975 		} else
1976 			adev->external_rev_id = adev->rev_id + 0xa1;
1977 		break;
1978 	default:
1979 		/* FIXME: not supported yet */
1980 		return -EINVAL;
1981 	}
1982 
1983 	return 0;
1984 }
1985 
1986 static int cik_common_sw_init(void *handle)
1987 {
1988 	return 0;
1989 }
1990 
1991 static int cik_common_sw_fini(void *handle)
1992 {
1993 	return 0;
1994 }
1995 
1996 static int cik_common_hw_init(void *handle)
1997 {
1998 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1999 
2000 	/* move the golden regs per IP block */
2001 	cik_init_golden_registers(adev);
2002 	/* enable pcie gen2/3 link */
2003 	cik_pcie_gen3_enable(adev);
2004 	/* enable aspm */
2005 	cik_program_aspm(adev);
2006 
2007 	return 0;
2008 }
2009 
2010 static int cik_common_hw_fini(void *handle)
2011 {
2012 	return 0;
2013 }
2014 
2015 static int cik_common_suspend(void *handle)
2016 {
2017 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
2018 
2019 	return cik_common_hw_fini(adev);
2020 }
2021 
2022 static int cik_common_resume(void *handle)
2023 {
2024 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
2025 
2026 	return cik_common_hw_init(adev);
2027 }
2028 
2029 static bool cik_common_is_idle(void *handle)
2030 {
2031 	return true;
2032 }
2033 
2034 static int cik_common_wait_for_idle(void *handle)
2035 {
2036 	return 0;
2037 }
2038 
2039 static int cik_common_soft_reset(void *handle)
2040 {
2041 	/* XXX hard reset?? */
2042 	return 0;
2043 }
2044 
2045 static int cik_common_set_clockgating_state(void *handle,
2046 					    enum amd_clockgating_state state)
2047 {
2048 	return 0;
2049 }
2050 
2051 static int cik_common_set_powergating_state(void *handle,
2052 					    enum amd_powergating_state state)
2053 {
2054 	return 0;
2055 }
2056 
2057 static const struct amd_ip_funcs cik_common_ip_funcs = {
2058 	.name = "cik_common",
2059 	.early_init = cik_common_early_init,
2060 	.late_init = NULL,
2061 	.sw_init = cik_common_sw_init,
2062 	.sw_fini = cik_common_sw_fini,
2063 	.hw_init = cik_common_hw_init,
2064 	.hw_fini = cik_common_hw_fini,
2065 	.suspend = cik_common_suspend,
2066 	.resume = cik_common_resume,
2067 	.is_idle = cik_common_is_idle,
2068 	.wait_for_idle = cik_common_wait_for_idle,
2069 	.soft_reset = cik_common_soft_reset,
2070 	.set_clockgating_state = cik_common_set_clockgating_state,
2071 	.set_powergating_state = cik_common_set_powergating_state,
2072 };
2073 
2074 static const struct amdgpu_ip_block_version cik_common_ip_block =
2075 {
2076 	.type = AMD_IP_BLOCK_TYPE_COMMON,
2077 	.major = 1,
2078 	.minor = 0,
2079 	.rev = 0,
2080 	.funcs = &cik_common_ip_funcs,
2081 };
2082 
2083 int cik_set_ip_blocks(struct amdgpu_device *adev)
2084 {
2085 	cik_detect_hw_virtualization(adev);
2086 
2087 	switch (adev->asic_type) {
2088 	case CHIP_BONAIRE:
2089 		amdgpu_device_ip_block_add(adev, &cik_common_ip_block);
2090 		amdgpu_device_ip_block_add(adev, &gmc_v7_0_ip_block);
2091 		amdgpu_device_ip_block_add(adev, &cik_ih_ip_block);
2092 		amdgpu_device_ip_block_add(adev, &gfx_v7_2_ip_block);
2093 		amdgpu_device_ip_block_add(adev, &cik_sdma_ip_block);
2094 		amdgpu_device_ip_block_add(adev, &pp_smu_ip_block);
2095 		if (adev->enable_virtual_display)
2096 			amdgpu_device_ip_block_add(adev, &dce_virtual_ip_block);
2097 #if defined(CONFIG_DRM_AMD_DC)
2098 		else if (amdgpu_device_has_dc_support(adev))
2099 			amdgpu_device_ip_block_add(adev, &dm_ip_block);
2100 #endif
2101 		else
2102 			amdgpu_device_ip_block_add(adev, &dce_v8_2_ip_block);
2103 		amdgpu_device_ip_block_add(adev, &uvd_v4_2_ip_block);
2104 		amdgpu_device_ip_block_add(adev, &vce_v2_0_ip_block);
2105 		break;
2106 	case CHIP_HAWAII:
2107 		amdgpu_device_ip_block_add(adev, &cik_common_ip_block);
2108 		amdgpu_device_ip_block_add(adev, &gmc_v7_0_ip_block);
2109 		amdgpu_device_ip_block_add(adev, &cik_ih_ip_block);
2110 		amdgpu_device_ip_block_add(adev, &gfx_v7_3_ip_block);
2111 		amdgpu_device_ip_block_add(adev, &cik_sdma_ip_block);
2112 		amdgpu_device_ip_block_add(adev, &pp_smu_ip_block);
2113 		if (adev->enable_virtual_display)
2114 			amdgpu_device_ip_block_add(adev, &dce_virtual_ip_block);
2115 #if defined(CONFIG_DRM_AMD_DC)
2116 		else if (amdgpu_device_has_dc_support(adev))
2117 			amdgpu_device_ip_block_add(adev, &dm_ip_block);
2118 #endif
2119 		else
2120 			amdgpu_device_ip_block_add(adev, &dce_v8_5_ip_block);
2121 		amdgpu_device_ip_block_add(adev, &uvd_v4_2_ip_block);
2122 		amdgpu_device_ip_block_add(adev, &vce_v2_0_ip_block);
2123 		break;
2124 	case CHIP_KAVERI:
2125 		amdgpu_device_ip_block_add(adev, &cik_common_ip_block);
2126 		amdgpu_device_ip_block_add(adev, &gmc_v7_0_ip_block);
2127 		amdgpu_device_ip_block_add(adev, &cik_ih_ip_block);
2128 		amdgpu_device_ip_block_add(adev, &gfx_v7_1_ip_block);
2129 		amdgpu_device_ip_block_add(adev, &cik_sdma_ip_block);
2130 		amdgpu_device_ip_block_add(adev, &kv_smu_ip_block);
2131 		if (adev->enable_virtual_display)
2132 			amdgpu_device_ip_block_add(adev, &dce_virtual_ip_block);
2133 #if defined(CONFIG_DRM_AMD_DC)
2134 		else if (amdgpu_device_has_dc_support(adev))
2135 			amdgpu_device_ip_block_add(adev, &dm_ip_block);
2136 #endif
2137 		else
2138 			amdgpu_device_ip_block_add(adev, &dce_v8_1_ip_block);
2139 
2140 		amdgpu_device_ip_block_add(adev, &uvd_v4_2_ip_block);
2141 		amdgpu_device_ip_block_add(adev, &vce_v2_0_ip_block);
2142 		break;
2143 	case CHIP_KABINI:
2144 	case CHIP_MULLINS:
2145 		amdgpu_device_ip_block_add(adev, &cik_common_ip_block);
2146 		amdgpu_device_ip_block_add(adev, &gmc_v7_0_ip_block);
2147 		amdgpu_device_ip_block_add(adev, &cik_ih_ip_block);
2148 		amdgpu_device_ip_block_add(adev, &gfx_v7_2_ip_block);
2149 		amdgpu_device_ip_block_add(adev, &cik_sdma_ip_block);
2150 		amdgpu_device_ip_block_add(adev, &kv_smu_ip_block);
2151 		if (adev->enable_virtual_display)
2152 			amdgpu_device_ip_block_add(adev, &dce_virtual_ip_block);
2153 #if defined(CONFIG_DRM_AMD_DC)
2154 		else if (amdgpu_device_has_dc_support(adev))
2155 			amdgpu_device_ip_block_add(adev, &dm_ip_block);
2156 #endif
2157 		else
2158 			amdgpu_device_ip_block_add(adev, &dce_v8_3_ip_block);
2159 		amdgpu_device_ip_block_add(adev, &uvd_v4_2_ip_block);
2160 		amdgpu_device_ip_block_add(adev, &vce_v2_0_ip_block);
2161 		break;
2162 	default:
2163 		/* FIXME: not supported yet */
2164 		return -EINVAL;
2165 	}
2166 	return 0;
2167 }
2168