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 */
cik_pcie_rreg(struct amdgpu_device * adev,u32 reg)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
cik_pcie_wreg(struct amdgpu_device * adev,u32 reg,u32 v)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
cik_smc_rreg(struct amdgpu_device * adev,u32 reg)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
cik_smc_wreg(struct amdgpu_device * adev,u32 reg,u32 v)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
cik_uvd_ctx_rreg(struct amdgpu_device * adev,u32 reg)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
cik_uvd_ctx_wreg(struct amdgpu_device * adev,u32 reg,u32 v)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
cik_didt_rreg(struct amdgpu_device * adev,u32 reg)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
cik_didt_wreg(struct amdgpu_device * adev,u32 reg,u32 v)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
cik_init_golden_registers(struct amdgpu_device * adev)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 */
cik_get_xclk(struct amdgpu_device * adev)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 */
cik_srbm_select(struct amdgpu_device * adev,u32 me,u32 pipe,u32 queue,u32 vmid)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
cik_vga_set_state(struct amdgpu_device * adev,bool state)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
cik_read_disabled_bios(struct amdgpu_device * adev)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
cik_read_bios_from_rom(struct amdgpu_device * adev,u8 * bios,u32 length_bytes)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 {mmGRBM_STATUS2},
970 {mmGRBM_STATUS_SE0},
971 {mmGRBM_STATUS_SE1},
972 {mmGRBM_STATUS_SE2},
973 {mmGRBM_STATUS_SE3},
974 {mmSRBM_STATUS},
975 {mmSRBM_STATUS2},
976 {mmSDMA0_STATUS_REG + SDMA0_REGISTER_OFFSET},
977 {mmSDMA0_STATUS_REG + SDMA1_REGISTER_OFFSET},
978 {mmCP_STAT},
979 {mmCP_STALLED_STAT1},
980 {mmCP_STALLED_STAT2},
981 {mmCP_STALLED_STAT3},
982 {mmCP_CPF_BUSY_STAT},
983 {mmCP_CPF_STALLED_STAT1},
984 {mmCP_CPF_STATUS},
985 {mmCP_CPC_BUSY_STAT},
986 {mmCP_CPC_STALLED_STAT1},
987 {mmCP_CPC_STATUS},
988 {mmGB_ADDR_CONFIG},
989 {mmMC_ARB_RAMCFG},
990 {mmGB_TILE_MODE0},
991 {mmGB_TILE_MODE1},
992 {mmGB_TILE_MODE2},
993 {mmGB_TILE_MODE3},
994 {mmGB_TILE_MODE4},
995 {mmGB_TILE_MODE5},
996 {mmGB_TILE_MODE6},
997 {mmGB_TILE_MODE7},
998 {mmGB_TILE_MODE8},
999 {mmGB_TILE_MODE9},
1000 {mmGB_TILE_MODE10},
1001 {mmGB_TILE_MODE11},
1002 {mmGB_TILE_MODE12},
1003 {mmGB_TILE_MODE13},
1004 {mmGB_TILE_MODE14},
1005 {mmGB_TILE_MODE15},
1006 {mmGB_TILE_MODE16},
1007 {mmGB_TILE_MODE17},
1008 {mmGB_TILE_MODE18},
1009 {mmGB_TILE_MODE19},
1010 {mmGB_TILE_MODE20},
1011 {mmGB_TILE_MODE21},
1012 {mmGB_TILE_MODE22},
1013 {mmGB_TILE_MODE23},
1014 {mmGB_TILE_MODE24},
1015 {mmGB_TILE_MODE25},
1016 {mmGB_TILE_MODE26},
1017 {mmGB_TILE_MODE27},
1018 {mmGB_TILE_MODE28},
1019 {mmGB_TILE_MODE29},
1020 {mmGB_TILE_MODE30},
1021 {mmGB_TILE_MODE31},
1022 {mmGB_MACROTILE_MODE0},
1023 {mmGB_MACROTILE_MODE1},
1024 {mmGB_MACROTILE_MODE2},
1025 {mmGB_MACROTILE_MODE3},
1026 {mmGB_MACROTILE_MODE4},
1027 {mmGB_MACROTILE_MODE5},
1028 {mmGB_MACROTILE_MODE6},
1029 {mmGB_MACROTILE_MODE7},
1030 {mmGB_MACROTILE_MODE8},
1031 {mmGB_MACROTILE_MODE9},
1032 {mmGB_MACROTILE_MODE10},
1033 {mmGB_MACROTILE_MODE11},
1034 {mmGB_MACROTILE_MODE12},
1035 {mmGB_MACROTILE_MODE13},
1036 {mmGB_MACROTILE_MODE14},
1037 {mmGB_MACROTILE_MODE15},
1038 {mmCC_RB_BACKEND_DISABLE, true},
1039 {mmGC_USER_RB_BACKEND_DISABLE, true},
1040 {mmGB_BACKEND_MAP, false},
1041 {mmPA_SC_RASTER_CONFIG, true},
1042 {mmPA_SC_RASTER_CONFIG_1, true},
1043 };
1044
1045
cik_get_register_value(struct amdgpu_device * adev,bool indexed,u32 se_num,u32 sh_num,u32 reg_offset)1046 static uint32_t cik_get_register_value(struct amdgpu_device *adev,
1047 bool indexed, u32 se_num,
1048 u32 sh_num, u32 reg_offset)
1049 {
1050 if (indexed) {
1051 uint32_t val;
1052 unsigned se_idx = (se_num == 0xffffffff) ? 0 : se_num;
1053 unsigned sh_idx = (sh_num == 0xffffffff) ? 0 : sh_num;
1054
1055 switch (reg_offset) {
1056 case mmCC_RB_BACKEND_DISABLE:
1057 return adev->gfx.config.rb_config[se_idx][sh_idx].rb_backend_disable;
1058 case mmGC_USER_RB_BACKEND_DISABLE:
1059 return adev->gfx.config.rb_config[se_idx][sh_idx].user_rb_backend_disable;
1060 case mmPA_SC_RASTER_CONFIG:
1061 return adev->gfx.config.rb_config[se_idx][sh_idx].raster_config;
1062 case mmPA_SC_RASTER_CONFIG_1:
1063 return adev->gfx.config.rb_config[se_idx][sh_idx].raster_config_1;
1064 }
1065
1066 mutex_lock(&adev->grbm_idx_mutex);
1067 if (se_num != 0xffffffff || sh_num != 0xffffffff)
1068 amdgpu_gfx_select_se_sh(adev, se_num, sh_num, 0xffffffff);
1069
1070 val = RREG32(reg_offset);
1071
1072 if (se_num != 0xffffffff || sh_num != 0xffffffff)
1073 amdgpu_gfx_select_se_sh(adev, 0xffffffff, 0xffffffff, 0xffffffff);
1074 mutex_unlock(&adev->grbm_idx_mutex);
1075 return val;
1076 } else {
1077 unsigned idx;
1078
1079 switch (reg_offset) {
1080 case mmGB_ADDR_CONFIG:
1081 return adev->gfx.config.gb_addr_config;
1082 case mmMC_ARB_RAMCFG:
1083 return adev->gfx.config.mc_arb_ramcfg;
1084 case mmGB_TILE_MODE0:
1085 case mmGB_TILE_MODE1:
1086 case mmGB_TILE_MODE2:
1087 case mmGB_TILE_MODE3:
1088 case mmGB_TILE_MODE4:
1089 case mmGB_TILE_MODE5:
1090 case mmGB_TILE_MODE6:
1091 case mmGB_TILE_MODE7:
1092 case mmGB_TILE_MODE8:
1093 case mmGB_TILE_MODE9:
1094 case mmGB_TILE_MODE10:
1095 case mmGB_TILE_MODE11:
1096 case mmGB_TILE_MODE12:
1097 case mmGB_TILE_MODE13:
1098 case mmGB_TILE_MODE14:
1099 case mmGB_TILE_MODE15:
1100 case mmGB_TILE_MODE16:
1101 case mmGB_TILE_MODE17:
1102 case mmGB_TILE_MODE18:
1103 case mmGB_TILE_MODE19:
1104 case mmGB_TILE_MODE20:
1105 case mmGB_TILE_MODE21:
1106 case mmGB_TILE_MODE22:
1107 case mmGB_TILE_MODE23:
1108 case mmGB_TILE_MODE24:
1109 case mmGB_TILE_MODE25:
1110 case mmGB_TILE_MODE26:
1111 case mmGB_TILE_MODE27:
1112 case mmGB_TILE_MODE28:
1113 case mmGB_TILE_MODE29:
1114 case mmGB_TILE_MODE30:
1115 case mmGB_TILE_MODE31:
1116 idx = (reg_offset - mmGB_TILE_MODE0);
1117 return adev->gfx.config.tile_mode_array[idx];
1118 case mmGB_MACROTILE_MODE0:
1119 case mmGB_MACROTILE_MODE1:
1120 case mmGB_MACROTILE_MODE2:
1121 case mmGB_MACROTILE_MODE3:
1122 case mmGB_MACROTILE_MODE4:
1123 case mmGB_MACROTILE_MODE5:
1124 case mmGB_MACROTILE_MODE6:
1125 case mmGB_MACROTILE_MODE7:
1126 case mmGB_MACROTILE_MODE8:
1127 case mmGB_MACROTILE_MODE9:
1128 case mmGB_MACROTILE_MODE10:
1129 case mmGB_MACROTILE_MODE11:
1130 case mmGB_MACROTILE_MODE12:
1131 case mmGB_MACROTILE_MODE13:
1132 case mmGB_MACROTILE_MODE14:
1133 case mmGB_MACROTILE_MODE15:
1134 idx = (reg_offset - mmGB_MACROTILE_MODE0);
1135 return adev->gfx.config.macrotile_mode_array[idx];
1136 default:
1137 return RREG32(reg_offset);
1138 }
1139 }
1140 }
1141
cik_read_register(struct amdgpu_device * adev,u32 se_num,u32 sh_num,u32 reg_offset,u32 * value)1142 static int cik_read_register(struct amdgpu_device *adev, u32 se_num,
1143 u32 sh_num, u32 reg_offset, u32 *value)
1144 {
1145 uint32_t i;
1146
1147 *value = 0;
1148 for (i = 0; i < ARRAY_SIZE(cik_allowed_read_registers); i++) {
1149 bool indexed = cik_allowed_read_registers[i].grbm_indexed;
1150
1151 if (reg_offset != cik_allowed_read_registers[i].reg_offset)
1152 continue;
1153
1154 *value = cik_get_register_value(adev, indexed, se_num, sh_num,
1155 reg_offset);
1156 return 0;
1157 }
1158 return -EINVAL;
1159 }
1160
1161 struct kv_reset_save_regs {
1162 u32 gmcon_reng_execute;
1163 u32 gmcon_misc;
1164 u32 gmcon_misc3;
1165 };
1166
kv_save_regs_for_reset(struct amdgpu_device * adev,struct kv_reset_save_regs * save)1167 static void kv_save_regs_for_reset(struct amdgpu_device *adev,
1168 struct kv_reset_save_regs *save)
1169 {
1170 save->gmcon_reng_execute = RREG32(mmGMCON_RENG_EXECUTE);
1171 save->gmcon_misc = RREG32(mmGMCON_MISC);
1172 save->gmcon_misc3 = RREG32(mmGMCON_MISC3);
1173
1174 WREG32(mmGMCON_RENG_EXECUTE, save->gmcon_reng_execute &
1175 ~GMCON_RENG_EXECUTE__RENG_EXECUTE_ON_PWR_UP_MASK);
1176 WREG32(mmGMCON_MISC, save->gmcon_misc &
1177 ~(GMCON_MISC__RENG_EXECUTE_ON_REG_UPDATE_MASK |
1178 GMCON_MISC__STCTRL_STUTTER_EN_MASK));
1179 }
1180
kv_restore_regs_for_reset(struct amdgpu_device * adev,struct kv_reset_save_regs * save)1181 static void kv_restore_regs_for_reset(struct amdgpu_device *adev,
1182 struct kv_reset_save_regs *save)
1183 {
1184 int i;
1185
1186 WREG32(mmGMCON_PGFSM_WRITE, 0);
1187 WREG32(mmGMCON_PGFSM_CONFIG, 0x200010ff);
1188
1189 for (i = 0; i < 5; i++)
1190 WREG32(mmGMCON_PGFSM_WRITE, 0);
1191
1192 WREG32(mmGMCON_PGFSM_WRITE, 0);
1193 WREG32(mmGMCON_PGFSM_CONFIG, 0x300010ff);
1194
1195 for (i = 0; i < 5; i++)
1196 WREG32(mmGMCON_PGFSM_WRITE, 0);
1197
1198 WREG32(mmGMCON_PGFSM_WRITE, 0x210000);
1199 WREG32(mmGMCON_PGFSM_CONFIG, 0xa00010ff);
1200
1201 for (i = 0; i < 5; i++)
1202 WREG32(mmGMCON_PGFSM_WRITE, 0);
1203
1204 WREG32(mmGMCON_PGFSM_WRITE, 0x21003);
1205 WREG32(mmGMCON_PGFSM_CONFIG, 0xb00010ff);
1206
1207 for (i = 0; i < 5; i++)
1208 WREG32(mmGMCON_PGFSM_WRITE, 0);
1209
1210 WREG32(mmGMCON_PGFSM_WRITE, 0x2b00);
1211 WREG32(mmGMCON_PGFSM_CONFIG, 0xc00010ff);
1212
1213 for (i = 0; i < 5; i++)
1214 WREG32(mmGMCON_PGFSM_WRITE, 0);
1215
1216 WREG32(mmGMCON_PGFSM_WRITE, 0);
1217 WREG32(mmGMCON_PGFSM_CONFIG, 0xd00010ff);
1218
1219 for (i = 0; i < 5; i++)
1220 WREG32(mmGMCON_PGFSM_WRITE, 0);
1221
1222 WREG32(mmGMCON_PGFSM_WRITE, 0x420000);
1223 WREG32(mmGMCON_PGFSM_CONFIG, 0x100010ff);
1224
1225 for (i = 0; i < 5; i++)
1226 WREG32(mmGMCON_PGFSM_WRITE, 0);
1227
1228 WREG32(mmGMCON_PGFSM_WRITE, 0x120202);
1229 WREG32(mmGMCON_PGFSM_CONFIG, 0x500010ff);
1230
1231 for (i = 0; i < 5; i++)
1232 WREG32(mmGMCON_PGFSM_WRITE, 0);
1233
1234 WREG32(mmGMCON_PGFSM_WRITE, 0x3e3e36);
1235 WREG32(mmGMCON_PGFSM_CONFIG, 0x600010ff);
1236
1237 for (i = 0; i < 5; i++)
1238 WREG32(mmGMCON_PGFSM_WRITE, 0);
1239
1240 WREG32(mmGMCON_PGFSM_WRITE, 0x373f3e);
1241 WREG32(mmGMCON_PGFSM_CONFIG, 0x700010ff);
1242
1243 for (i = 0; i < 5; i++)
1244 WREG32(mmGMCON_PGFSM_WRITE, 0);
1245
1246 WREG32(mmGMCON_PGFSM_WRITE, 0x3e1332);
1247 WREG32(mmGMCON_PGFSM_CONFIG, 0xe00010ff);
1248
1249 WREG32(mmGMCON_MISC3, save->gmcon_misc3);
1250 WREG32(mmGMCON_MISC, save->gmcon_misc);
1251 WREG32(mmGMCON_RENG_EXECUTE, save->gmcon_reng_execute);
1252 }
1253
cik_gpu_pci_config_reset(struct amdgpu_device * adev)1254 static int cik_gpu_pci_config_reset(struct amdgpu_device *adev)
1255 {
1256 struct kv_reset_save_regs kv_save = { 0 };
1257 u32 i;
1258 int r = -EINVAL;
1259
1260 dev_info(adev->dev, "GPU pci config reset\n");
1261
1262 if (adev->flags & AMD_IS_APU)
1263 kv_save_regs_for_reset(adev, &kv_save);
1264
1265 /* disable BM */
1266 pci_clear_master(adev->pdev);
1267 /* reset */
1268 amdgpu_device_pci_config_reset(adev);
1269
1270 udelay(100);
1271
1272 /* wait for asic to come out of reset */
1273 for (i = 0; i < adev->usec_timeout; i++) {
1274 if (RREG32(mmCONFIG_MEMSIZE) != 0xffffffff) {
1275 /* enable BM */
1276 pci_set_master(adev->pdev);
1277 adev->has_hw_reset = true;
1278 r = 0;
1279 break;
1280 }
1281 udelay(1);
1282 }
1283
1284 /* does asic init need to be run first??? */
1285 if (adev->flags & AMD_IS_APU)
1286 kv_restore_regs_for_reset(adev, &kv_save);
1287
1288 return r;
1289 }
1290
1291 /**
1292 * cik_asic_pci_config_reset - soft reset GPU
1293 *
1294 * @adev: amdgpu_device pointer
1295 *
1296 * Use PCI Config method to reset the GPU.
1297 *
1298 * Returns 0 for success.
1299 */
cik_asic_pci_config_reset(struct amdgpu_device * adev)1300 static int cik_asic_pci_config_reset(struct amdgpu_device *adev)
1301 {
1302 int r;
1303
1304 amdgpu_atombios_scratch_regs_engine_hung(adev, true);
1305
1306 r = cik_gpu_pci_config_reset(adev);
1307
1308 amdgpu_atombios_scratch_regs_engine_hung(adev, false);
1309
1310 return r;
1311 }
1312
cik_asic_supports_baco(struct amdgpu_device * adev)1313 static bool cik_asic_supports_baco(struct amdgpu_device *adev)
1314 {
1315 switch (adev->asic_type) {
1316 case CHIP_BONAIRE:
1317 case CHIP_HAWAII:
1318 return amdgpu_dpm_is_baco_supported(adev);
1319 default:
1320 return false;
1321 }
1322 }
1323
1324 static enum amd_reset_method
cik_asic_reset_method(struct amdgpu_device * adev)1325 cik_asic_reset_method(struct amdgpu_device *adev)
1326 {
1327 bool baco_reset;
1328
1329 if (amdgpu_reset_method == AMD_RESET_METHOD_LEGACY ||
1330 amdgpu_reset_method == AMD_RESET_METHOD_BACO)
1331 return amdgpu_reset_method;
1332
1333 if (amdgpu_reset_method != -1)
1334 dev_warn(adev->dev, "Specified reset:%d isn't supported, using AUTO instead.\n",
1335 amdgpu_reset_method);
1336
1337 switch (adev->asic_type) {
1338 case CHIP_BONAIRE:
1339 /* disable baco reset until it works */
1340 /* smu7_asic_get_baco_capability(adev, &baco_reset); */
1341 baco_reset = false;
1342 break;
1343 case CHIP_HAWAII:
1344 baco_reset = cik_asic_supports_baco(adev);
1345 break;
1346 default:
1347 baco_reset = false;
1348 break;
1349 }
1350
1351 if (baco_reset)
1352 return AMD_RESET_METHOD_BACO;
1353 else
1354 return AMD_RESET_METHOD_LEGACY;
1355 }
1356
1357 /**
1358 * cik_asic_reset - soft reset GPU
1359 *
1360 * @adev: amdgpu_device pointer
1361 *
1362 * Look up which blocks are hung and attempt
1363 * to reset them.
1364 * Returns 0 for success.
1365 */
cik_asic_reset(struct amdgpu_device * adev)1366 static int cik_asic_reset(struct amdgpu_device *adev)
1367 {
1368 int r;
1369
1370 if (cik_asic_reset_method(adev) == AMD_RESET_METHOD_BACO) {
1371 dev_info(adev->dev, "BACO reset\n");
1372 r = amdgpu_dpm_baco_reset(adev);
1373 } else {
1374 dev_info(adev->dev, "PCI CONFIG reset\n");
1375 r = cik_asic_pci_config_reset(adev);
1376 }
1377
1378 return r;
1379 }
1380
cik_get_config_memsize(struct amdgpu_device * adev)1381 static u32 cik_get_config_memsize(struct amdgpu_device *adev)
1382 {
1383 return RREG32(mmCONFIG_MEMSIZE);
1384 }
1385
cik_set_uvd_clock(struct amdgpu_device * adev,u32 clock,u32 cntl_reg,u32 status_reg)1386 static int cik_set_uvd_clock(struct amdgpu_device *adev, u32 clock,
1387 u32 cntl_reg, u32 status_reg)
1388 {
1389 int r, i;
1390 struct atom_clock_dividers dividers;
1391 uint32_t tmp;
1392
1393 r = amdgpu_atombios_get_clock_dividers(adev,
1394 COMPUTE_GPUCLK_INPUT_FLAG_DEFAULT_GPUCLK,
1395 clock, false, ÷rs);
1396 if (r)
1397 return r;
1398
1399 tmp = RREG32_SMC(cntl_reg);
1400 tmp &= ~(CG_DCLK_CNTL__DCLK_DIR_CNTL_EN_MASK |
1401 CG_DCLK_CNTL__DCLK_DIVIDER_MASK);
1402 tmp |= dividers.post_divider;
1403 WREG32_SMC(cntl_reg, tmp);
1404
1405 for (i = 0; i < 100; i++) {
1406 if (RREG32_SMC(status_reg) & CG_DCLK_STATUS__DCLK_STATUS_MASK)
1407 break;
1408 mdelay(10);
1409 }
1410 if (i == 100)
1411 return -ETIMEDOUT;
1412
1413 return 0;
1414 }
1415
cik_set_uvd_clocks(struct amdgpu_device * adev,u32 vclk,u32 dclk)1416 static int cik_set_uvd_clocks(struct amdgpu_device *adev, u32 vclk, u32 dclk)
1417 {
1418 int r = 0;
1419
1420 r = cik_set_uvd_clock(adev, vclk, ixCG_VCLK_CNTL, ixCG_VCLK_STATUS);
1421 if (r)
1422 return r;
1423
1424 r = cik_set_uvd_clock(adev, dclk, ixCG_DCLK_CNTL, ixCG_DCLK_STATUS);
1425 return r;
1426 }
1427
cik_set_vce_clocks(struct amdgpu_device * adev,u32 evclk,u32 ecclk)1428 static int cik_set_vce_clocks(struct amdgpu_device *adev, u32 evclk, u32 ecclk)
1429 {
1430 int r, i;
1431 struct atom_clock_dividers dividers;
1432 u32 tmp;
1433
1434 r = amdgpu_atombios_get_clock_dividers(adev,
1435 COMPUTE_GPUCLK_INPUT_FLAG_DEFAULT_GPUCLK,
1436 ecclk, false, ÷rs);
1437 if (r)
1438 return r;
1439
1440 for (i = 0; i < 100; i++) {
1441 if (RREG32_SMC(ixCG_ECLK_STATUS) & CG_ECLK_STATUS__ECLK_STATUS_MASK)
1442 break;
1443 mdelay(10);
1444 }
1445 if (i == 100)
1446 return -ETIMEDOUT;
1447
1448 tmp = RREG32_SMC(ixCG_ECLK_CNTL);
1449 tmp &= ~(CG_ECLK_CNTL__ECLK_DIR_CNTL_EN_MASK |
1450 CG_ECLK_CNTL__ECLK_DIVIDER_MASK);
1451 tmp |= dividers.post_divider;
1452 WREG32_SMC(ixCG_ECLK_CNTL, tmp);
1453
1454 for (i = 0; i < 100; i++) {
1455 if (RREG32_SMC(ixCG_ECLK_STATUS) & CG_ECLK_STATUS__ECLK_STATUS_MASK)
1456 break;
1457 mdelay(10);
1458 }
1459 if (i == 100)
1460 return -ETIMEDOUT;
1461
1462 return 0;
1463 }
1464
cik_pcie_gen3_enable(struct amdgpu_device * adev)1465 static void cik_pcie_gen3_enable(struct amdgpu_device *adev)
1466 {
1467 struct pci_dev *root = adev->pdev->bus->self;
1468 u32 speed_cntl, current_data_rate;
1469 int i;
1470 u16 tmp16;
1471
1472 if (pci_is_root_bus(adev->pdev->bus))
1473 return;
1474
1475 if (amdgpu_pcie_gen2 == 0)
1476 return;
1477
1478 if (adev->flags & AMD_IS_APU)
1479 return;
1480
1481 if (!(adev->pm.pcie_gen_mask & (CAIL_PCIE_LINK_SPEED_SUPPORT_GEN2 |
1482 CAIL_PCIE_LINK_SPEED_SUPPORT_GEN3)))
1483 return;
1484
1485 speed_cntl = RREG32_PCIE(ixPCIE_LC_SPEED_CNTL);
1486 current_data_rate = (speed_cntl & PCIE_LC_SPEED_CNTL__LC_CURRENT_DATA_RATE_MASK) >>
1487 PCIE_LC_SPEED_CNTL__LC_CURRENT_DATA_RATE__SHIFT;
1488 if (adev->pm.pcie_gen_mask & CAIL_PCIE_LINK_SPEED_SUPPORT_GEN3) {
1489 if (current_data_rate == 2) {
1490 DRM_INFO("PCIE gen 3 link speeds already enabled\n");
1491 return;
1492 }
1493 DRM_INFO("enabling PCIE gen 3 link speeds, disable with amdgpu.pcie_gen2=0\n");
1494 } else if (adev->pm.pcie_gen_mask & CAIL_PCIE_LINK_SPEED_SUPPORT_GEN2) {
1495 if (current_data_rate == 1) {
1496 DRM_INFO("PCIE gen 2 link speeds already enabled\n");
1497 return;
1498 }
1499 DRM_INFO("enabling PCIE gen 2 link speeds, disable with amdgpu.pcie_gen2=0\n");
1500 }
1501
1502 if (!pci_is_pcie(root) || !pci_is_pcie(adev->pdev))
1503 return;
1504
1505 if (adev->pm.pcie_gen_mask & CAIL_PCIE_LINK_SPEED_SUPPORT_GEN3) {
1506 /* re-try equalization if gen3 is not already enabled */
1507 if (current_data_rate != 2) {
1508 u16 bridge_cfg, gpu_cfg;
1509 u16 bridge_cfg2, gpu_cfg2;
1510 u32 max_lw, current_lw, tmp;
1511
1512 pcie_capability_read_word(root, PCI_EXP_LNKCTL,
1513 &bridge_cfg);
1514 pcie_capability_read_word(adev->pdev, PCI_EXP_LNKCTL,
1515 &gpu_cfg);
1516
1517 tmp16 = bridge_cfg | PCI_EXP_LNKCTL_HAWD;
1518 pcie_capability_write_word(root, PCI_EXP_LNKCTL, tmp16);
1519
1520 tmp16 = gpu_cfg | PCI_EXP_LNKCTL_HAWD;
1521 pcie_capability_write_word(adev->pdev, PCI_EXP_LNKCTL,
1522 tmp16);
1523
1524 tmp = RREG32_PCIE(ixPCIE_LC_STATUS1);
1525 max_lw = (tmp & PCIE_LC_STATUS1__LC_DETECTED_LINK_WIDTH_MASK) >>
1526 PCIE_LC_STATUS1__LC_DETECTED_LINK_WIDTH__SHIFT;
1527 current_lw = (tmp & PCIE_LC_STATUS1__LC_OPERATING_LINK_WIDTH_MASK)
1528 >> PCIE_LC_STATUS1__LC_OPERATING_LINK_WIDTH__SHIFT;
1529
1530 if (current_lw < max_lw) {
1531 tmp = RREG32_PCIE(ixPCIE_LC_LINK_WIDTH_CNTL);
1532 if (tmp & PCIE_LC_LINK_WIDTH_CNTL__LC_RENEGOTIATION_SUPPORT_MASK) {
1533 tmp &= ~(PCIE_LC_LINK_WIDTH_CNTL__LC_LINK_WIDTH_MASK |
1534 PCIE_LC_LINK_WIDTH_CNTL__LC_UPCONFIGURE_DIS_MASK);
1535 tmp |= (max_lw <<
1536 PCIE_LC_LINK_WIDTH_CNTL__LC_LINK_WIDTH__SHIFT);
1537 tmp |= PCIE_LC_LINK_WIDTH_CNTL__LC_UPCONFIGURE_SUPPORT_MASK |
1538 PCIE_LC_LINK_WIDTH_CNTL__LC_RENEGOTIATE_EN_MASK |
1539 PCIE_LC_LINK_WIDTH_CNTL__LC_RECONFIG_NOW_MASK;
1540 WREG32_PCIE(ixPCIE_LC_LINK_WIDTH_CNTL, tmp);
1541 }
1542 }
1543
1544 for (i = 0; i < 10; i++) {
1545 /* check status */
1546 pcie_capability_read_word(adev->pdev,
1547 PCI_EXP_DEVSTA,
1548 &tmp16);
1549 if (tmp16 & PCI_EXP_DEVSTA_TRPND)
1550 break;
1551
1552 pcie_capability_read_word(root, PCI_EXP_LNKCTL,
1553 &bridge_cfg);
1554 pcie_capability_read_word(adev->pdev,
1555 PCI_EXP_LNKCTL,
1556 &gpu_cfg);
1557
1558 pcie_capability_read_word(root, PCI_EXP_LNKCTL2,
1559 &bridge_cfg2);
1560 pcie_capability_read_word(adev->pdev,
1561 PCI_EXP_LNKCTL2,
1562 &gpu_cfg2);
1563
1564 tmp = RREG32_PCIE(ixPCIE_LC_CNTL4);
1565 tmp |= PCIE_LC_CNTL4__LC_SET_QUIESCE_MASK;
1566 WREG32_PCIE(ixPCIE_LC_CNTL4, tmp);
1567
1568 tmp = RREG32_PCIE(ixPCIE_LC_CNTL4);
1569 tmp |= PCIE_LC_CNTL4__LC_REDO_EQ_MASK;
1570 WREG32_PCIE(ixPCIE_LC_CNTL4, tmp);
1571
1572 msleep(100);
1573
1574 /* linkctl */
1575 pcie_capability_read_word(root, PCI_EXP_LNKCTL,
1576 &tmp16);
1577 tmp16 &= ~PCI_EXP_LNKCTL_HAWD;
1578 tmp16 |= (bridge_cfg & PCI_EXP_LNKCTL_HAWD);
1579 pcie_capability_write_word(root, PCI_EXP_LNKCTL,
1580 tmp16);
1581
1582 pcie_capability_read_word(adev->pdev,
1583 PCI_EXP_LNKCTL,
1584 &tmp16);
1585 tmp16 &= ~PCI_EXP_LNKCTL_HAWD;
1586 tmp16 |= (gpu_cfg & PCI_EXP_LNKCTL_HAWD);
1587 pcie_capability_write_word(adev->pdev,
1588 PCI_EXP_LNKCTL,
1589 tmp16);
1590
1591 /* linkctl2 */
1592 pcie_capability_read_word(root, PCI_EXP_LNKCTL2,
1593 &tmp16);
1594 tmp16 &= ~(PCI_EXP_LNKCTL2_ENTER_COMP |
1595 PCI_EXP_LNKCTL2_TX_MARGIN);
1596 tmp16 |= (bridge_cfg2 &
1597 (PCI_EXP_LNKCTL2_ENTER_COMP |
1598 PCI_EXP_LNKCTL2_TX_MARGIN));
1599 pcie_capability_write_word(root,
1600 PCI_EXP_LNKCTL2,
1601 tmp16);
1602
1603 pcie_capability_read_word(adev->pdev,
1604 PCI_EXP_LNKCTL2,
1605 &tmp16);
1606 tmp16 &= ~(PCI_EXP_LNKCTL2_ENTER_COMP |
1607 PCI_EXP_LNKCTL2_TX_MARGIN);
1608 tmp16 |= (gpu_cfg2 &
1609 (PCI_EXP_LNKCTL2_ENTER_COMP |
1610 PCI_EXP_LNKCTL2_TX_MARGIN));
1611 pcie_capability_write_word(adev->pdev,
1612 PCI_EXP_LNKCTL2,
1613 tmp16);
1614
1615 tmp = RREG32_PCIE(ixPCIE_LC_CNTL4);
1616 tmp &= ~PCIE_LC_CNTL4__LC_SET_QUIESCE_MASK;
1617 WREG32_PCIE(ixPCIE_LC_CNTL4, tmp);
1618 }
1619 }
1620 }
1621
1622 /* set the link speed */
1623 speed_cntl |= PCIE_LC_SPEED_CNTL__LC_FORCE_EN_SW_SPEED_CHANGE_MASK |
1624 PCIE_LC_SPEED_CNTL__LC_FORCE_DIS_HW_SPEED_CHANGE_MASK;
1625 speed_cntl &= ~PCIE_LC_SPEED_CNTL__LC_FORCE_DIS_SW_SPEED_CHANGE_MASK;
1626 WREG32_PCIE(ixPCIE_LC_SPEED_CNTL, speed_cntl);
1627
1628 pcie_capability_read_word(adev->pdev, PCI_EXP_LNKCTL2, &tmp16);
1629 tmp16 &= ~PCI_EXP_LNKCTL2_TLS;
1630
1631 if (adev->pm.pcie_gen_mask & CAIL_PCIE_LINK_SPEED_SUPPORT_GEN3)
1632 tmp16 |= PCI_EXP_LNKCTL2_TLS_8_0GT; /* gen3 */
1633 else if (adev->pm.pcie_gen_mask & CAIL_PCIE_LINK_SPEED_SUPPORT_GEN2)
1634 tmp16 |= PCI_EXP_LNKCTL2_TLS_5_0GT; /* gen2 */
1635 else
1636 tmp16 |= PCI_EXP_LNKCTL2_TLS_2_5GT; /* gen1 */
1637 pcie_capability_write_word(adev->pdev, PCI_EXP_LNKCTL2, tmp16);
1638
1639 speed_cntl = RREG32_PCIE(ixPCIE_LC_SPEED_CNTL);
1640 speed_cntl |= PCIE_LC_SPEED_CNTL__LC_INITIATE_LINK_SPEED_CHANGE_MASK;
1641 WREG32_PCIE(ixPCIE_LC_SPEED_CNTL, speed_cntl);
1642
1643 for (i = 0; i < adev->usec_timeout; i++) {
1644 speed_cntl = RREG32_PCIE(ixPCIE_LC_SPEED_CNTL);
1645 if ((speed_cntl & PCIE_LC_SPEED_CNTL__LC_INITIATE_LINK_SPEED_CHANGE_MASK) == 0)
1646 break;
1647 udelay(1);
1648 }
1649 }
1650
cik_program_aspm(struct amdgpu_device * adev)1651 static void cik_program_aspm(struct amdgpu_device *adev)
1652 {
1653 u32 data, orig;
1654 bool disable_l0s = false, disable_l1 = false, disable_plloff_in_l1 = false;
1655 bool disable_clkreq = false;
1656
1657 if (amdgpu_aspm == 0)
1658 return;
1659
1660 if (pci_is_root_bus(adev->pdev->bus))
1661 return;
1662
1663 /* XXX double check APUs */
1664 if (adev->flags & AMD_IS_APU)
1665 return;
1666
1667 orig = data = RREG32_PCIE(ixPCIE_LC_N_FTS_CNTL);
1668 data &= ~PCIE_LC_N_FTS_CNTL__LC_XMIT_N_FTS_MASK;
1669 data |= (0x24 << PCIE_LC_N_FTS_CNTL__LC_XMIT_N_FTS__SHIFT) |
1670 PCIE_LC_N_FTS_CNTL__LC_XMIT_N_FTS_OVERRIDE_EN_MASK;
1671 if (orig != data)
1672 WREG32_PCIE(ixPCIE_LC_N_FTS_CNTL, data);
1673
1674 orig = data = RREG32_PCIE(ixPCIE_LC_CNTL3);
1675 data |= PCIE_LC_CNTL3__LC_GO_TO_RECOVERY_MASK;
1676 if (orig != data)
1677 WREG32_PCIE(ixPCIE_LC_CNTL3, data);
1678
1679 orig = data = RREG32_PCIE(ixPCIE_P_CNTL);
1680 data |= PCIE_P_CNTL__P_IGNORE_EDB_ERR_MASK;
1681 if (orig != data)
1682 WREG32_PCIE(ixPCIE_P_CNTL, data);
1683
1684 orig = data = RREG32_PCIE(ixPCIE_LC_CNTL);
1685 data &= ~(PCIE_LC_CNTL__LC_L0S_INACTIVITY_MASK |
1686 PCIE_LC_CNTL__LC_L1_INACTIVITY_MASK);
1687 data |= PCIE_LC_CNTL__LC_PMI_TO_L1_DIS_MASK;
1688 if (!disable_l0s)
1689 data |= (7 << PCIE_LC_CNTL__LC_L0S_INACTIVITY__SHIFT);
1690
1691 if (!disable_l1) {
1692 data |= (7 << PCIE_LC_CNTL__LC_L1_INACTIVITY__SHIFT);
1693 data &= ~PCIE_LC_CNTL__LC_PMI_TO_L1_DIS_MASK;
1694 if (orig != data)
1695 WREG32_PCIE(ixPCIE_LC_CNTL, data);
1696
1697 if (!disable_plloff_in_l1) {
1698 bool clk_req_support;
1699
1700 orig = data = RREG32_PCIE(ixPB0_PIF_PWRDOWN_0);
1701 data &= ~(PB0_PIF_PWRDOWN_0__PLL_POWER_STATE_IN_OFF_0_MASK |
1702 PB0_PIF_PWRDOWN_0__PLL_POWER_STATE_IN_TXS2_0_MASK);
1703 data |= (7 << PB0_PIF_PWRDOWN_0__PLL_POWER_STATE_IN_OFF_0__SHIFT) |
1704 (7 << PB0_PIF_PWRDOWN_0__PLL_POWER_STATE_IN_TXS2_0__SHIFT);
1705 if (orig != data)
1706 WREG32_PCIE(ixPB0_PIF_PWRDOWN_0, data);
1707
1708 orig = data = RREG32_PCIE(ixPB0_PIF_PWRDOWN_1);
1709 data &= ~(PB0_PIF_PWRDOWN_1__PLL_POWER_STATE_IN_OFF_1_MASK |
1710 PB0_PIF_PWRDOWN_1__PLL_POWER_STATE_IN_TXS2_1_MASK);
1711 data |= (7 << PB0_PIF_PWRDOWN_1__PLL_POWER_STATE_IN_OFF_1__SHIFT) |
1712 (7 << PB0_PIF_PWRDOWN_1__PLL_POWER_STATE_IN_TXS2_1__SHIFT);
1713 if (orig != data)
1714 WREG32_PCIE(ixPB0_PIF_PWRDOWN_1, data);
1715
1716 orig = data = RREG32_PCIE(ixPB1_PIF_PWRDOWN_0);
1717 data &= ~(PB1_PIF_PWRDOWN_0__PLL_POWER_STATE_IN_OFF_0_MASK |
1718 PB1_PIF_PWRDOWN_0__PLL_POWER_STATE_IN_TXS2_0_MASK);
1719 data |= (7 << PB1_PIF_PWRDOWN_0__PLL_POWER_STATE_IN_OFF_0__SHIFT) |
1720 (7 << PB1_PIF_PWRDOWN_0__PLL_POWER_STATE_IN_TXS2_0__SHIFT);
1721 if (orig != data)
1722 WREG32_PCIE(ixPB1_PIF_PWRDOWN_0, data);
1723
1724 orig = data = RREG32_PCIE(ixPB1_PIF_PWRDOWN_1);
1725 data &= ~(PB1_PIF_PWRDOWN_1__PLL_POWER_STATE_IN_OFF_1_MASK |
1726 PB1_PIF_PWRDOWN_1__PLL_POWER_STATE_IN_TXS2_1_MASK);
1727 data |= (7 << PB1_PIF_PWRDOWN_1__PLL_POWER_STATE_IN_OFF_1__SHIFT) |
1728 (7 << PB1_PIF_PWRDOWN_1__PLL_POWER_STATE_IN_TXS2_1__SHIFT);
1729 if (orig != data)
1730 WREG32_PCIE(ixPB1_PIF_PWRDOWN_1, data);
1731
1732 orig = data = RREG32_PCIE(ixPCIE_LC_LINK_WIDTH_CNTL);
1733 data &= ~PCIE_LC_LINK_WIDTH_CNTL__LC_DYN_LANES_PWR_STATE_MASK;
1734 data |= ~(3 << PCIE_LC_LINK_WIDTH_CNTL__LC_DYN_LANES_PWR_STATE__SHIFT);
1735 if (orig != data)
1736 WREG32_PCIE(ixPCIE_LC_LINK_WIDTH_CNTL, data);
1737
1738 if (!disable_clkreq) {
1739 struct pci_dev *root = adev->pdev->bus->self;
1740 u32 lnkcap;
1741
1742 clk_req_support = false;
1743 pcie_capability_read_dword(root, PCI_EXP_LNKCAP, &lnkcap);
1744 if (lnkcap & PCI_EXP_LNKCAP_CLKPM)
1745 clk_req_support = true;
1746 } else {
1747 clk_req_support = false;
1748 }
1749
1750 if (clk_req_support) {
1751 orig = data = RREG32_PCIE(ixPCIE_LC_CNTL2);
1752 data |= PCIE_LC_CNTL2__LC_ALLOW_PDWN_IN_L1_MASK |
1753 PCIE_LC_CNTL2__LC_ALLOW_PDWN_IN_L23_MASK;
1754 if (orig != data)
1755 WREG32_PCIE(ixPCIE_LC_CNTL2, data);
1756
1757 orig = data = RREG32_SMC(ixTHM_CLK_CNTL);
1758 data &= ~(THM_CLK_CNTL__CMON_CLK_SEL_MASK |
1759 THM_CLK_CNTL__TMON_CLK_SEL_MASK);
1760 data |= (1 << THM_CLK_CNTL__CMON_CLK_SEL__SHIFT) |
1761 (1 << THM_CLK_CNTL__TMON_CLK_SEL__SHIFT);
1762 if (orig != data)
1763 WREG32_SMC(ixTHM_CLK_CNTL, data);
1764
1765 orig = data = RREG32_SMC(ixMISC_CLK_CTRL);
1766 data &= ~(MISC_CLK_CTRL__DEEP_SLEEP_CLK_SEL_MASK |
1767 MISC_CLK_CTRL__ZCLK_SEL_MASK);
1768 data |= (1 << MISC_CLK_CTRL__DEEP_SLEEP_CLK_SEL__SHIFT) |
1769 (1 << MISC_CLK_CTRL__ZCLK_SEL__SHIFT);
1770 if (orig != data)
1771 WREG32_SMC(ixMISC_CLK_CTRL, data);
1772
1773 orig = data = RREG32_SMC(ixCG_CLKPIN_CNTL);
1774 data &= ~CG_CLKPIN_CNTL__BCLK_AS_XCLK_MASK;
1775 if (orig != data)
1776 WREG32_SMC(ixCG_CLKPIN_CNTL, data);
1777
1778 orig = data = RREG32_SMC(ixCG_CLKPIN_CNTL_2);
1779 data &= ~CG_CLKPIN_CNTL_2__FORCE_BIF_REFCLK_EN_MASK;
1780 if (orig != data)
1781 WREG32_SMC(ixCG_CLKPIN_CNTL_2, data);
1782
1783 orig = data = RREG32_SMC(ixMPLL_BYPASSCLK_SEL);
1784 data &= ~MPLL_BYPASSCLK_SEL__MPLL_CLKOUT_SEL_MASK;
1785 data |= (4 << MPLL_BYPASSCLK_SEL__MPLL_CLKOUT_SEL__SHIFT);
1786 if (orig != data)
1787 WREG32_SMC(ixMPLL_BYPASSCLK_SEL, data);
1788 }
1789 }
1790 } else {
1791 if (orig != data)
1792 WREG32_PCIE(ixPCIE_LC_CNTL, data);
1793 }
1794
1795 orig = data = RREG32_PCIE(ixPCIE_CNTL2);
1796 data |= PCIE_CNTL2__SLV_MEM_LS_EN_MASK |
1797 PCIE_CNTL2__MST_MEM_LS_EN_MASK |
1798 PCIE_CNTL2__REPLAY_MEM_LS_EN_MASK;
1799 if (orig != data)
1800 WREG32_PCIE(ixPCIE_CNTL2, data);
1801
1802 if (!disable_l0s) {
1803 data = RREG32_PCIE(ixPCIE_LC_N_FTS_CNTL);
1804 if ((data & PCIE_LC_N_FTS_CNTL__LC_N_FTS_MASK) ==
1805 PCIE_LC_N_FTS_CNTL__LC_N_FTS_MASK) {
1806 data = RREG32_PCIE(ixPCIE_LC_STATUS1);
1807 if ((data & PCIE_LC_STATUS1__LC_REVERSE_XMIT_MASK) &&
1808 (data & PCIE_LC_STATUS1__LC_REVERSE_RCVR_MASK)) {
1809 orig = data = RREG32_PCIE(ixPCIE_LC_CNTL);
1810 data &= ~PCIE_LC_CNTL__LC_L0S_INACTIVITY_MASK;
1811 if (orig != data)
1812 WREG32_PCIE(ixPCIE_LC_CNTL, data);
1813 }
1814 }
1815 }
1816 }
1817
cik_get_rev_id(struct amdgpu_device * adev)1818 static uint32_t cik_get_rev_id(struct amdgpu_device *adev)
1819 {
1820 return (RREG32(mmCC_DRM_ID_STRAPS) & CC_DRM_ID_STRAPS__ATI_REV_ID_MASK)
1821 >> CC_DRM_ID_STRAPS__ATI_REV_ID__SHIFT;
1822 }
1823
cik_flush_hdp(struct amdgpu_device * adev,struct amdgpu_ring * ring)1824 static void cik_flush_hdp(struct amdgpu_device *adev, struct amdgpu_ring *ring)
1825 {
1826 if (!ring || !ring->funcs->emit_wreg) {
1827 WREG32(mmHDP_MEM_COHERENCY_FLUSH_CNTL, 1);
1828 RREG32(mmHDP_MEM_COHERENCY_FLUSH_CNTL);
1829 } else {
1830 amdgpu_ring_emit_wreg(ring, mmHDP_MEM_COHERENCY_FLUSH_CNTL, 1);
1831 }
1832 }
1833
cik_invalidate_hdp(struct amdgpu_device * adev,struct amdgpu_ring * ring)1834 static void cik_invalidate_hdp(struct amdgpu_device *adev,
1835 struct amdgpu_ring *ring)
1836 {
1837 if (!ring || !ring->funcs->emit_wreg) {
1838 WREG32(mmHDP_DEBUG0, 1);
1839 RREG32(mmHDP_DEBUG0);
1840 } else {
1841 amdgpu_ring_emit_wreg(ring, mmHDP_DEBUG0, 1);
1842 }
1843 }
1844
cik_need_full_reset(struct amdgpu_device * adev)1845 static bool cik_need_full_reset(struct amdgpu_device *adev)
1846 {
1847 /* change this when we support soft reset */
1848 return true;
1849 }
1850
cik_get_pcie_usage(struct amdgpu_device * adev,uint64_t * count0,uint64_t * count1)1851 static void cik_get_pcie_usage(struct amdgpu_device *adev, uint64_t *count0,
1852 uint64_t *count1)
1853 {
1854 uint32_t perfctr = 0;
1855 uint64_t cnt0_of, cnt1_of;
1856 int tmp;
1857
1858 /* This reports 0 on APUs, so return to avoid writing/reading registers
1859 * that may or may not be different from their GPU counterparts
1860 */
1861 if (adev->flags & AMD_IS_APU)
1862 return;
1863
1864 /* Set the 2 events that we wish to watch, defined above */
1865 /* Reg 40 is # received msgs, Reg 104 is # of posted requests sent */
1866 perfctr = REG_SET_FIELD(perfctr, PCIE_PERF_CNTL_TXCLK, EVENT0_SEL, 40);
1867 perfctr = REG_SET_FIELD(perfctr, PCIE_PERF_CNTL_TXCLK, EVENT1_SEL, 104);
1868
1869 /* Write to enable desired perf counters */
1870 WREG32_PCIE(ixPCIE_PERF_CNTL_TXCLK, perfctr);
1871 /* Zero out and enable the perf counters
1872 * Write 0x5:
1873 * Bit 0 = Start all counters(1)
1874 * Bit 2 = Global counter reset enable(1)
1875 */
1876 WREG32_PCIE(ixPCIE_PERF_COUNT_CNTL, 0x00000005);
1877
1878 msleep(1000);
1879
1880 /* Load the shadow and disable the perf counters
1881 * Write 0x2:
1882 * Bit 0 = Stop counters(0)
1883 * Bit 1 = Load the shadow counters(1)
1884 */
1885 WREG32_PCIE(ixPCIE_PERF_COUNT_CNTL, 0x00000002);
1886
1887 /* Read register values to get any >32bit overflow */
1888 tmp = RREG32_PCIE(ixPCIE_PERF_CNTL_TXCLK);
1889 cnt0_of = REG_GET_FIELD(tmp, PCIE_PERF_CNTL_TXCLK, COUNTER0_UPPER);
1890 cnt1_of = REG_GET_FIELD(tmp, PCIE_PERF_CNTL_TXCLK, COUNTER1_UPPER);
1891
1892 /* Get the values and add the overflow */
1893 *count0 = RREG32_PCIE(ixPCIE_PERF_COUNT0_TXCLK) | (cnt0_of << 32);
1894 *count1 = RREG32_PCIE(ixPCIE_PERF_COUNT1_TXCLK) | (cnt1_of << 32);
1895 }
1896
cik_need_reset_on_init(struct amdgpu_device * adev)1897 static bool cik_need_reset_on_init(struct amdgpu_device *adev)
1898 {
1899 u32 clock_cntl, pc;
1900
1901 if (adev->flags & AMD_IS_APU)
1902 return false;
1903
1904 /* check if the SMC is already running */
1905 clock_cntl = RREG32_SMC(ixSMC_SYSCON_CLOCK_CNTL_0);
1906 pc = RREG32_SMC(ixSMC_PC_C);
1907 if ((0 == REG_GET_FIELD(clock_cntl, SMC_SYSCON_CLOCK_CNTL_0, ck_disable)) &&
1908 (0x20100 <= pc))
1909 return true;
1910
1911 return false;
1912 }
1913
cik_get_pcie_replay_count(struct amdgpu_device * adev)1914 static uint64_t cik_get_pcie_replay_count(struct amdgpu_device *adev)
1915 {
1916 uint64_t nak_r, nak_g;
1917
1918 /* Get the number of NAKs received and generated */
1919 nak_r = RREG32_PCIE(ixPCIE_RX_NUM_NAK);
1920 nak_g = RREG32_PCIE(ixPCIE_RX_NUM_NAK_GENERATED);
1921
1922 /* Add the total number of NAKs, i.e the number of replays */
1923 return (nak_r + nak_g);
1924 }
1925
cik_pre_asic_init(struct amdgpu_device * adev)1926 static void cik_pre_asic_init(struct amdgpu_device *adev)
1927 {
1928 }
1929
1930 static const struct amdgpu_asic_funcs cik_asic_funcs =
1931 {
1932 .read_disabled_bios = &cik_read_disabled_bios,
1933 .read_bios_from_rom = &cik_read_bios_from_rom,
1934 .read_register = &cik_read_register,
1935 .reset = &cik_asic_reset,
1936 .reset_method = &cik_asic_reset_method,
1937 .set_vga_state = &cik_vga_set_state,
1938 .get_xclk = &cik_get_xclk,
1939 .set_uvd_clocks = &cik_set_uvd_clocks,
1940 .set_vce_clocks = &cik_set_vce_clocks,
1941 .get_config_memsize = &cik_get_config_memsize,
1942 .flush_hdp = &cik_flush_hdp,
1943 .invalidate_hdp = &cik_invalidate_hdp,
1944 .need_full_reset = &cik_need_full_reset,
1945 .init_doorbell_index = &legacy_doorbell_index_init,
1946 .get_pcie_usage = &cik_get_pcie_usage,
1947 .need_reset_on_init = &cik_need_reset_on_init,
1948 .get_pcie_replay_count = &cik_get_pcie_replay_count,
1949 .supports_baco = &cik_asic_supports_baco,
1950 .pre_asic_init = &cik_pre_asic_init,
1951 };
1952
cik_common_early_init(void * handle)1953 static int cik_common_early_init(void *handle)
1954 {
1955 struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1956
1957 adev->smc_rreg = &cik_smc_rreg;
1958 adev->smc_wreg = &cik_smc_wreg;
1959 adev->pcie_rreg = &cik_pcie_rreg;
1960 adev->pcie_wreg = &cik_pcie_wreg;
1961 adev->uvd_ctx_rreg = &cik_uvd_ctx_rreg;
1962 adev->uvd_ctx_wreg = &cik_uvd_ctx_wreg;
1963 adev->didt_rreg = &cik_didt_rreg;
1964 adev->didt_wreg = &cik_didt_wreg;
1965
1966 adev->asic_funcs = &cik_asic_funcs;
1967
1968 adev->rev_id = cik_get_rev_id(adev);
1969 adev->external_rev_id = 0xFF;
1970 switch (adev->asic_type) {
1971 case CHIP_BONAIRE:
1972 adev->cg_flags =
1973 AMD_CG_SUPPORT_GFX_MGCG |
1974 AMD_CG_SUPPORT_GFX_MGLS |
1975 /*AMD_CG_SUPPORT_GFX_CGCG |*/
1976 AMD_CG_SUPPORT_GFX_CGLS |
1977 AMD_CG_SUPPORT_GFX_CGTS |
1978 AMD_CG_SUPPORT_GFX_CGTS_LS |
1979 AMD_CG_SUPPORT_GFX_CP_LS |
1980 AMD_CG_SUPPORT_MC_LS |
1981 AMD_CG_SUPPORT_MC_MGCG |
1982 AMD_CG_SUPPORT_SDMA_MGCG |
1983 AMD_CG_SUPPORT_SDMA_LS |
1984 AMD_CG_SUPPORT_BIF_LS |
1985 AMD_CG_SUPPORT_VCE_MGCG |
1986 AMD_CG_SUPPORT_UVD_MGCG |
1987 AMD_CG_SUPPORT_HDP_LS |
1988 AMD_CG_SUPPORT_HDP_MGCG;
1989 adev->pg_flags = 0;
1990 adev->external_rev_id = adev->rev_id + 0x14;
1991 break;
1992 case CHIP_HAWAII:
1993 adev->cg_flags =
1994 AMD_CG_SUPPORT_GFX_MGCG |
1995 AMD_CG_SUPPORT_GFX_MGLS |
1996 /*AMD_CG_SUPPORT_GFX_CGCG |*/
1997 AMD_CG_SUPPORT_GFX_CGLS |
1998 AMD_CG_SUPPORT_GFX_CGTS |
1999 AMD_CG_SUPPORT_GFX_CP_LS |
2000 AMD_CG_SUPPORT_MC_LS |
2001 AMD_CG_SUPPORT_MC_MGCG |
2002 AMD_CG_SUPPORT_SDMA_MGCG |
2003 AMD_CG_SUPPORT_SDMA_LS |
2004 AMD_CG_SUPPORT_BIF_LS |
2005 AMD_CG_SUPPORT_VCE_MGCG |
2006 AMD_CG_SUPPORT_UVD_MGCG |
2007 AMD_CG_SUPPORT_HDP_LS |
2008 AMD_CG_SUPPORT_HDP_MGCG;
2009 adev->pg_flags = 0;
2010 adev->external_rev_id = 0x28;
2011 break;
2012 case CHIP_KAVERI:
2013 adev->cg_flags =
2014 AMD_CG_SUPPORT_GFX_MGCG |
2015 AMD_CG_SUPPORT_GFX_MGLS |
2016 /*AMD_CG_SUPPORT_GFX_CGCG |*/
2017 AMD_CG_SUPPORT_GFX_CGLS |
2018 AMD_CG_SUPPORT_GFX_CGTS |
2019 AMD_CG_SUPPORT_GFX_CGTS_LS |
2020 AMD_CG_SUPPORT_GFX_CP_LS |
2021 AMD_CG_SUPPORT_SDMA_MGCG |
2022 AMD_CG_SUPPORT_SDMA_LS |
2023 AMD_CG_SUPPORT_BIF_LS |
2024 AMD_CG_SUPPORT_VCE_MGCG |
2025 AMD_CG_SUPPORT_UVD_MGCG |
2026 AMD_CG_SUPPORT_HDP_LS |
2027 AMD_CG_SUPPORT_HDP_MGCG;
2028 adev->pg_flags =
2029 /*AMD_PG_SUPPORT_GFX_PG |
2030 AMD_PG_SUPPORT_GFX_SMG |
2031 AMD_PG_SUPPORT_GFX_DMG |*/
2032 AMD_PG_SUPPORT_UVD |
2033 AMD_PG_SUPPORT_VCE |
2034 /* AMD_PG_SUPPORT_CP |
2035 AMD_PG_SUPPORT_GDS |
2036 AMD_PG_SUPPORT_RLC_SMU_HS |
2037 AMD_PG_SUPPORT_ACP |
2038 AMD_PG_SUPPORT_SAMU |*/
2039 0;
2040 if (adev->pdev->device == 0x1312 ||
2041 adev->pdev->device == 0x1316 ||
2042 adev->pdev->device == 0x1317)
2043 adev->external_rev_id = 0x41;
2044 else
2045 adev->external_rev_id = 0x1;
2046 break;
2047 case CHIP_KABINI:
2048 case CHIP_MULLINS:
2049 adev->cg_flags =
2050 AMD_CG_SUPPORT_GFX_MGCG |
2051 AMD_CG_SUPPORT_GFX_MGLS |
2052 /*AMD_CG_SUPPORT_GFX_CGCG |*/
2053 AMD_CG_SUPPORT_GFX_CGLS |
2054 AMD_CG_SUPPORT_GFX_CGTS |
2055 AMD_CG_SUPPORT_GFX_CGTS_LS |
2056 AMD_CG_SUPPORT_GFX_CP_LS |
2057 AMD_CG_SUPPORT_SDMA_MGCG |
2058 AMD_CG_SUPPORT_SDMA_LS |
2059 AMD_CG_SUPPORT_BIF_LS |
2060 AMD_CG_SUPPORT_VCE_MGCG |
2061 AMD_CG_SUPPORT_UVD_MGCG |
2062 AMD_CG_SUPPORT_HDP_LS |
2063 AMD_CG_SUPPORT_HDP_MGCG;
2064 adev->pg_flags =
2065 /*AMD_PG_SUPPORT_GFX_PG |
2066 AMD_PG_SUPPORT_GFX_SMG | */
2067 AMD_PG_SUPPORT_UVD |
2068 /*AMD_PG_SUPPORT_VCE |
2069 AMD_PG_SUPPORT_CP |
2070 AMD_PG_SUPPORT_GDS |
2071 AMD_PG_SUPPORT_RLC_SMU_HS |
2072 AMD_PG_SUPPORT_SAMU |*/
2073 0;
2074 if (adev->asic_type == CHIP_KABINI) {
2075 if (adev->rev_id == 0)
2076 adev->external_rev_id = 0x81;
2077 else if (adev->rev_id == 1)
2078 adev->external_rev_id = 0x82;
2079 else if (adev->rev_id == 2)
2080 adev->external_rev_id = 0x85;
2081 } else
2082 adev->external_rev_id = adev->rev_id + 0xa1;
2083 break;
2084 default:
2085 /* FIXME: not supported yet */
2086 return -EINVAL;
2087 }
2088
2089 return 0;
2090 }
2091
cik_common_sw_init(void * handle)2092 static int cik_common_sw_init(void *handle)
2093 {
2094 return 0;
2095 }
2096
cik_common_sw_fini(void * handle)2097 static int cik_common_sw_fini(void *handle)
2098 {
2099 return 0;
2100 }
2101
cik_common_hw_init(void * handle)2102 static int cik_common_hw_init(void *handle)
2103 {
2104 struct amdgpu_device *adev = (struct amdgpu_device *)handle;
2105
2106 /* move the golden regs per IP block */
2107 cik_init_golden_registers(adev);
2108 /* enable pcie gen2/3 link */
2109 cik_pcie_gen3_enable(adev);
2110 /* enable aspm */
2111 cik_program_aspm(adev);
2112
2113 return 0;
2114 }
2115
cik_common_hw_fini(void * handle)2116 static int cik_common_hw_fini(void *handle)
2117 {
2118 return 0;
2119 }
2120
cik_common_suspend(void * handle)2121 static int cik_common_suspend(void *handle)
2122 {
2123 struct amdgpu_device *adev = (struct amdgpu_device *)handle;
2124
2125 return cik_common_hw_fini(adev);
2126 }
2127
cik_common_resume(void * handle)2128 static int cik_common_resume(void *handle)
2129 {
2130 struct amdgpu_device *adev = (struct amdgpu_device *)handle;
2131
2132 return cik_common_hw_init(adev);
2133 }
2134
cik_common_is_idle(void * handle)2135 static bool cik_common_is_idle(void *handle)
2136 {
2137 return true;
2138 }
2139
cik_common_wait_for_idle(void * handle)2140 static int cik_common_wait_for_idle(void *handle)
2141 {
2142 return 0;
2143 }
2144
cik_common_soft_reset(void * handle)2145 static int cik_common_soft_reset(void *handle)
2146 {
2147 /* XXX hard reset?? */
2148 return 0;
2149 }
2150
cik_common_set_clockgating_state(void * handle,enum amd_clockgating_state state)2151 static int cik_common_set_clockgating_state(void *handle,
2152 enum amd_clockgating_state state)
2153 {
2154 return 0;
2155 }
2156
cik_common_set_powergating_state(void * handle,enum amd_powergating_state state)2157 static int cik_common_set_powergating_state(void *handle,
2158 enum amd_powergating_state state)
2159 {
2160 return 0;
2161 }
2162
2163 static const struct amd_ip_funcs cik_common_ip_funcs = {
2164 .name = "cik_common",
2165 .early_init = cik_common_early_init,
2166 .late_init = NULL,
2167 .sw_init = cik_common_sw_init,
2168 .sw_fini = cik_common_sw_fini,
2169 .hw_init = cik_common_hw_init,
2170 .hw_fini = cik_common_hw_fini,
2171 .suspend = cik_common_suspend,
2172 .resume = cik_common_resume,
2173 .is_idle = cik_common_is_idle,
2174 .wait_for_idle = cik_common_wait_for_idle,
2175 .soft_reset = cik_common_soft_reset,
2176 .set_clockgating_state = cik_common_set_clockgating_state,
2177 .set_powergating_state = cik_common_set_powergating_state,
2178 };
2179
2180 static const struct amdgpu_ip_block_version cik_common_ip_block =
2181 {
2182 .type = AMD_IP_BLOCK_TYPE_COMMON,
2183 .major = 1,
2184 .minor = 0,
2185 .rev = 0,
2186 .funcs = &cik_common_ip_funcs,
2187 };
2188
cik_set_ip_blocks(struct amdgpu_device * adev)2189 int cik_set_ip_blocks(struct amdgpu_device *adev)
2190 {
2191 switch (adev->asic_type) {
2192 case CHIP_BONAIRE:
2193 amdgpu_device_ip_block_add(adev, &cik_common_ip_block);
2194 amdgpu_device_ip_block_add(adev, &gmc_v7_0_ip_block);
2195 amdgpu_device_ip_block_add(adev, &cik_ih_ip_block);
2196 amdgpu_device_ip_block_add(adev, &gfx_v7_2_ip_block);
2197 amdgpu_device_ip_block_add(adev, &cik_sdma_ip_block);
2198 amdgpu_device_ip_block_add(adev, &pp_smu_ip_block);
2199 if (adev->enable_virtual_display)
2200 amdgpu_device_ip_block_add(adev, &dce_virtual_ip_block);
2201 #if defined(CONFIG_DRM_AMD_DC)
2202 else if (amdgpu_device_has_dc_support(adev))
2203 amdgpu_device_ip_block_add(adev, &dm_ip_block);
2204 #endif
2205 else
2206 amdgpu_device_ip_block_add(adev, &dce_v8_2_ip_block);
2207 amdgpu_device_ip_block_add(adev, &uvd_v4_2_ip_block);
2208 amdgpu_device_ip_block_add(adev, &vce_v2_0_ip_block);
2209 break;
2210 case CHIP_HAWAII:
2211 amdgpu_device_ip_block_add(adev, &cik_common_ip_block);
2212 amdgpu_device_ip_block_add(adev, &gmc_v7_0_ip_block);
2213 amdgpu_device_ip_block_add(adev, &cik_ih_ip_block);
2214 amdgpu_device_ip_block_add(adev, &gfx_v7_3_ip_block);
2215 amdgpu_device_ip_block_add(adev, &cik_sdma_ip_block);
2216 amdgpu_device_ip_block_add(adev, &pp_smu_ip_block);
2217 if (adev->enable_virtual_display)
2218 amdgpu_device_ip_block_add(adev, &dce_virtual_ip_block);
2219 #if defined(CONFIG_DRM_AMD_DC)
2220 else if (amdgpu_device_has_dc_support(adev))
2221 amdgpu_device_ip_block_add(adev, &dm_ip_block);
2222 #endif
2223 else
2224 amdgpu_device_ip_block_add(adev, &dce_v8_5_ip_block);
2225 amdgpu_device_ip_block_add(adev, &uvd_v4_2_ip_block);
2226 amdgpu_device_ip_block_add(adev, &vce_v2_0_ip_block);
2227 break;
2228 case CHIP_KAVERI:
2229 amdgpu_device_ip_block_add(adev, &cik_common_ip_block);
2230 amdgpu_device_ip_block_add(adev, &gmc_v7_0_ip_block);
2231 amdgpu_device_ip_block_add(adev, &cik_ih_ip_block);
2232 amdgpu_device_ip_block_add(adev, &gfx_v7_1_ip_block);
2233 amdgpu_device_ip_block_add(adev, &cik_sdma_ip_block);
2234 amdgpu_device_ip_block_add(adev, &kv_smu_ip_block);
2235 if (adev->enable_virtual_display)
2236 amdgpu_device_ip_block_add(adev, &dce_virtual_ip_block);
2237 #if defined(CONFIG_DRM_AMD_DC)
2238 else if (amdgpu_device_has_dc_support(adev))
2239 amdgpu_device_ip_block_add(adev, &dm_ip_block);
2240 #endif
2241 else
2242 amdgpu_device_ip_block_add(adev, &dce_v8_1_ip_block);
2243
2244 amdgpu_device_ip_block_add(adev, &uvd_v4_2_ip_block);
2245 amdgpu_device_ip_block_add(adev, &vce_v2_0_ip_block);
2246 break;
2247 case CHIP_KABINI:
2248 case CHIP_MULLINS:
2249 amdgpu_device_ip_block_add(adev, &cik_common_ip_block);
2250 amdgpu_device_ip_block_add(adev, &gmc_v7_0_ip_block);
2251 amdgpu_device_ip_block_add(adev, &cik_ih_ip_block);
2252 amdgpu_device_ip_block_add(adev, &gfx_v7_2_ip_block);
2253 amdgpu_device_ip_block_add(adev, &cik_sdma_ip_block);
2254 amdgpu_device_ip_block_add(adev, &kv_smu_ip_block);
2255 if (adev->enable_virtual_display)
2256 amdgpu_device_ip_block_add(adev, &dce_virtual_ip_block);
2257 #if defined(CONFIG_DRM_AMD_DC)
2258 else if (amdgpu_device_has_dc_support(adev))
2259 amdgpu_device_ip_block_add(adev, &dm_ip_block);
2260 #endif
2261 else
2262 amdgpu_device_ip_block_add(adev, &dce_v8_3_ip_block);
2263 amdgpu_device_ip_block_add(adev, &uvd_v4_2_ip_block);
2264 amdgpu_device_ip_block_add(adev, &vce_v2_0_ip_block);
2265 break;
2266 default:
2267 /* FIXME: not supported yet */
2268 return -EINVAL;
2269 }
2270 return 0;
2271 }
2272