xref: /openbmc/linux/drivers/gpu/drm/amd/amdgpu/vi.c (revision e368cd72)
1 /*
2  * Copyright 2014 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  */
23 
24 #include <linux/pci.h>
25 #include <linux/slab.h>
26 
27 #include <drm/amdgpu_drm.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 "amdgpu_ucode.h"
35 #include "atom.h"
36 #include "amd_pcie.h"
37 
38 #include "gmc/gmc_8_1_d.h"
39 #include "gmc/gmc_8_1_sh_mask.h"
40 
41 #include "oss/oss_3_0_d.h"
42 #include "oss/oss_3_0_sh_mask.h"
43 
44 #include "bif/bif_5_0_d.h"
45 #include "bif/bif_5_0_sh_mask.h"
46 
47 #include "gca/gfx_8_0_d.h"
48 #include "gca/gfx_8_0_sh_mask.h"
49 
50 #include "smu/smu_7_1_1_d.h"
51 #include "smu/smu_7_1_1_sh_mask.h"
52 
53 #include "uvd/uvd_5_0_d.h"
54 #include "uvd/uvd_5_0_sh_mask.h"
55 
56 #include "vce/vce_3_0_d.h"
57 #include "vce/vce_3_0_sh_mask.h"
58 
59 #include "dce/dce_10_0_d.h"
60 #include "dce/dce_10_0_sh_mask.h"
61 
62 #include "vid.h"
63 #include "vi.h"
64 #include "gmc_v8_0.h"
65 #include "gmc_v7_0.h"
66 #include "gfx_v8_0.h"
67 #include "sdma_v2_4.h"
68 #include "sdma_v3_0.h"
69 #include "dce_v10_0.h"
70 #include "dce_v11_0.h"
71 #include "iceland_ih.h"
72 #include "tonga_ih.h"
73 #include "cz_ih.h"
74 #include "uvd_v5_0.h"
75 #include "uvd_v6_0.h"
76 #include "vce_v3_0.h"
77 #if defined(CONFIG_DRM_AMD_ACP)
78 #include "amdgpu_acp.h"
79 #endif
80 #include "amdgpu_vkms.h"
81 #include "mxgpu_vi.h"
82 #include "amdgpu_dm.h"
83 
84 #define ixPCIE_LC_L1_PM_SUBSTATE	0x100100C6
85 #define PCIE_LC_L1_PM_SUBSTATE__LC_L1_SUBSTATES_OVERRIDE_EN_MASK	0x00000001L
86 #define PCIE_LC_L1_PM_SUBSTATE__LC_PCI_PM_L1_2_OVERRIDE_MASK	0x00000002L
87 #define PCIE_LC_L1_PM_SUBSTATE__LC_PCI_PM_L1_1_OVERRIDE_MASK	0x00000004L
88 #define PCIE_LC_L1_PM_SUBSTATE__LC_ASPM_L1_2_OVERRIDE_MASK		0x00000008L
89 #define PCIE_LC_L1_PM_SUBSTATE__LC_ASPM_L1_1_OVERRIDE_MASK		0x00000010L
90 #define ixPCIE_L1_PM_SUB_CNTL	0x378
91 #define PCIE_L1_PM_SUB_CNTL__ASPM_L1_2_EN_MASK	0x00000004L
92 #define PCIE_L1_PM_SUB_CNTL__ASPM_L1_1_EN_MASK	0x00000008L
93 #define PCIE_L1_PM_SUB_CNTL__PCI_PM_L1_2_EN_MASK	0x00000001L
94 #define PCIE_L1_PM_SUB_CNTL__PCI_PM_L1_1_EN_MASK	0x00000002L
95 #define PCIE_LC_CNTL6__LC_L1_POWERDOWN_MASK		0x00200000L
96 #define LINK_CAP	0x64
97 #define PCIE_LINK_CAP__CLOCK_POWER_MANAGEMENT_MASK	0x00040000L
98 #define ixCPM_CONTROL	0x1400118
99 #define ixPCIE_LC_CNTL7	0x100100BC
100 #define PCIE_LC_CNTL7__LC_L1_SIDEBAND_CLKREQ_PDWN_EN_MASK	0x00000400L
101 #define PCIE_LC_CNTL__LC_L0S_INACTIVITY_DEFAULT	0x00000007
102 #define PCIE_LC_CNTL__LC_L1_INACTIVITY_DEFAULT	0x00000009
103 #define CPM_CONTROL__CLKREQb_UNGATE_TXCLK_ENABLE_MASK	0x01000000L
104 #define PCIE_L1_PM_SUB_CNTL	0x378
105 #define ASIC_IS_P22(asic_type, rid)	((asic_type >= CHIP_POLARIS10) && \
106 									(asic_type <= CHIP_POLARIS12) && \
107 									(rid >= 0x6E))
108 /* Topaz */
109 static const struct amdgpu_video_codecs topaz_video_codecs_encode =
110 {
111 	.codec_count = 0,
112 	.codec_array = NULL,
113 };
114 
115 /* Tonga, CZ, ST, Fiji */
116 static const struct amdgpu_video_codec_info tonga_video_codecs_encode_array[] =
117 {
118 	{
119 		.codec_type = AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_MPEG4_AVC,
120 		.max_width = 4096,
121 		.max_height = 2304,
122 		.max_pixels_per_frame = 4096 * 2304,
123 		.max_level = 0,
124 	},
125 };
126 
127 static const struct amdgpu_video_codecs tonga_video_codecs_encode =
128 {
129 	.codec_count = ARRAY_SIZE(tonga_video_codecs_encode_array),
130 	.codec_array = tonga_video_codecs_encode_array,
131 };
132 
133 /* Polaris */
134 static const struct amdgpu_video_codec_info polaris_video_codecs_encode_array[] =
135 {
136 	{
137 		.codec_type = AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_MPEG4_AVC,
138 		.max_width = 4096,
139 		.max_height = 2304,
140 		.max_pixels_per_frame = 4096 * 2304,
141 		.max_level = 0,
142 	},
143 	{
144 		.codec_type = AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_HEVC,
145 		.max_width = 4096,
146 		.max_height = 2304,
147 		.max_pixels_per_frame = 4096 * 2304,
148 		.max_level = 0,
149 	},
150 };
151 
152 static const struct amdgpu_video_codecs polaris_video_codecs_encode =
153 {
154 	.codec_count = ARRAY_SIZE(polaris_video_codecs_encode_array),
155 	.codec_array = polaris_video_codecs_encode_array,
156 };
157 
158 /* Topaz */
159 static const struct amdgpu_video_codecs topaz_video_codecs_decode =
160 {
161 	.codec_count = 0,
162 	.codec_array = NULL,
163 };
164 
165 /* Tonga */
166 static const struct amdgpu_video_codec_info tonga_video_codecs_decode_array[] =
167 {
168 	{
169 		.codec_type = AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_MPEG2,
170 		.max_width = 4096,
171 		.max_height = 4096,
172 		.max_pixels_per_frame = 4096 * 4096,
173 		.max_level = 3,
174 	},
175 	{
176 		.codec_type = AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_MPEG4,
177 		.max_width = 4096,
178 		.max_height = 4096,
179 		.max_pixels_per_frame = 4096 * 4096,
180 		.max_level = 5,
181 	},
182 	{
183 		.codec_type = AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_MPEG4_AVC,
184 		.max_width = 4096,
185 		.max_height = 4096,
186 		.max_pixels_per_frame = 4096 * 4096,
187 		.max_level = 52,
188 	},
189 	{
190 		.codec_type = AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_VC1,
191 		.max_width = 4096,
192 		.max_height = 4096,
193 		.max_pixels_per_frame = 4096 * 4096,
194 		.max_level = 4,
195 	},
196 };
197 
198 static const struct amdgpu_video_codecs tonga_video_codecs_decode =
199 {
200 	.codec_count = ARRAY_SIZE(tonga_video_codecs_decode_array),
201 	.codec_array = tonga_video_codecs_decode_array,
202 };
203 
204 /* CZ, ST, Fiji, Polaris */
205 static const struct amdgpu_video_codec_info cz_video_codecs_decode_array[] =
206 {
207 	{
208 		.codec_type = AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_MPEG2,
209 		.max_width = 4096,
210 		.max_height = 4096,
211 		.max_pixels_per_frame = 4096 * 4096,
212 		.max_level = 3,
213 	},
214 	{
215 		.codec_type = AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_MPEG4,
216 		.max_width = 4096,
217 		.max_height = 4096,
218 		.max_pixels_per_frame = 4096 * 4096,
219 		.max_level = 5,
220 	},
221 	{
222 		.codec_type = AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_MPEG4_AVC,
223 		.max_width = 4096,
224 		.max_height = 4096,
225 		.max_pixels_per_frame = 4096 * 4096,
226 		.max_level = 52,
227 	},
228 	{
229 		.codec_type = AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_VC1,
230 		.max_width = 4096,
231 		.max_height = 4096,
232 		.max_pixels_per_frame = 4096 * 4096,
233 		.max_level = 4,
234 	},
235 	{
236 		.codec_type = AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_HEVC,
237 		.max_width = 4096,
238 		.max_height = 4096,
239 		.max_pixels_per_frame = 4096 * 4096,
240 		.max_level = 186,
241 	},
242 	{
243 		.codec_type = AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_JPEG,
244 		.max_width = 4096,
245 		.max_height = 4096,
246 		.max_pixels_per_frame = 4096 * 4096,
247 		.max_level = 0,
248 	},
249 };
250 
251 static const struct amdgpu_video_codecs cz_video_codecs_decode =
252 {
253 	.codec_count = ARRAY_SIZE(cz_video_codecs_decode_array),
254 	.codec_array = cz_video_codecs_decode_array,
255 };
256 
257 static int vi_query_video_codecs(struct amdgpu_device *adev, bool encode,
258 				 const struct amdgpu_video_codecs **codecs)
259 {
260 	switch (adev->asic_type) {
261 	case CHIP_TOPAZ:
262 		if (encode)
263 			*codecs = &topaz_video_codecs_encode;
264 		else
265 			*codecs = &topaz_video_codecs_decode;
266 		return 0;
267 	case CHIP_TONGA:
268 		if (encode)
269 			*codecs = &tonga_video_codecs_encode;
270 		else
271 			*codecs = &tonga_video_codecs_decode;
272 		return 0;
273 	case CHIP_POLARIS10:
274 	case CHIP_POLARIS11:
275 	case CHIP_POLARIS12:
276 	case CHIP_VEGAM:
277 		if (encode)
278 			*codecs = &polaris_video_codecs_encode;
279 		else
280 			*codecs = &cz_video_codecs_decode;
281 		return 0;
282 	case CHIP_FIJI:
283 	case CHIP_CARRIZO:
284 	case CHIP_STONEY:
285 		if (encode)
286 			*codecs = &tonga_video_codecs_encode;
287 		else
288 			*codecs = &cz_video_codecs_decode;
289 		return 0;
290 	default:
291 		return -EINVAL;
292 	}
293 }
294 
295 /*
296  * Indirect registers accessor
297  */
298 static u32 vi_pcie_rreg(struct amdgpu_device *adev, u32 reg)
299 {
300 	unsigned long flags;
301 	u32 r;
302 
303 	spin_lock_irqsave(&adev->pcie_idx_lock, flags);
304 	WREG32_NO_KIQ(mmPCIE_INDEX, reg);
305 	(void)RREG32_NO_KIQ(mmPCIE_INDEX);
306 	r = RREG32_NO_KIQ(mmPCIE_DATA);
307 	spin_unlock_irqrestore(&adev->pcie_idx_lock, flags);
308 	return r;
309 }
310 
311 static void vi_pcie_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
312 {
313 	unsigned long flags;
314 
315 	spin_lock_irqsave(&adev->pcie_idx_lock, flags);
316 	WREG32_NO_KIQ(mmPCIE_INDEX, reg);
317 	(void)RREG32_NO_KIQ(mmPCIE_INDEX);
318 	WREG32_NO_KIQ(mmPCIE_DATA, v);
319 	(void)RREG32_NO_KIQ(mmPCIE_DATA);
320 	spin_unlock_irqrestore(&adev->pcie_idx_lock, flags);
321 }
322 
323 static u32 vi_smc_rreg(struct amdgpu_device *adev, u32 reg)
324 {
325 	unsigned long flags;
326 	u32 r;
327 
328 	spin_lock_irqsave(&adev->smc_idx_lock, flags);
329 	WREG32_NO_KIQ(mmSMC_IND_INDEX_11, (reg));
330 	r = RREG32_NO_KIQ(mmSMC_IND_DATA_11);
331 	spin_unlock_irqrestore(&adev->smc_idx_lock, flags);
332 	return r;
333 }
334 
335 static void vi_smc_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
336 {
337 	unsigned long flags;
338 
339 	spin_lock_irqsave(&adev->smc_idx_lock, flags);
340 	WREG32_NO_KIQ(mmSMC_IND_INDEX_11, (reg));
341 	WREG32_NO_KIQ(mmSMC_IND_DATA_11, (v));
342 	spin_unlock_irqrestore(&adev->smc_idx_lock, flags);
343 }
344 
345 /* smu_8_0_d.h */
346 #define mmMP0PUB_IND_INDEX                                                      0x180
347 #define mmMP0PUB_IND_DATA                                                       0x181
348 
349 static u32 cz_smc_rreg(struct amdgpu_device *adev, u32 reg)
350 {
351 	unsigned long flags;
352 	u32 r;
353 
354 	spin_lock_irqsave(&adev->smc_idx_lock, flags);
355 	WREG32(mmMP0PUB_IND_INDEX, (reg));
356 	r = RREG32(mmMP0PUB_IND_DATA);
357 	spin_unlock_irqrestore(&adev->smc_idx_lock, flags);
358 	return r;
359 }
360 
361 static void cz_smc_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
362 {
363 	unsigned long flags;
364 
365 	spin_lock_irqsave(&adev->smc_idx_lock, flags);
366 	WREG32(mmMP0PUB_IND_INDEX, (reg));
367 	WREG32(mmMP0PUB_IND_DATA, (v));
368 	spin_unlock_irqrestore(&adev->smc_idx_lock, flags);
369 }
370 
371 static u32 vi_uvd_ctx_rreg(struct amdgpu_device *adev, u32 reg)
372 {
373 	unsigned long flags;
374 	u32 r;
375 
376 	spin_lock_irqsave(&adev->uvd_ctx_idx_lock, flags);
377 	WREG32(mmUVD_CTX_INDEX, ((reg) & 0x1ff));
378 	r = RREG32(mmUVD_CTX_DATA);
379 	spin_unlock_irqrestore(&adev->uvd_ctx_idx_lock, flags);
380 	return r;
381 }
382 
383 static void vi_uvd_ctx_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
384 {
385 	unsigned long flags;
386 
387 	spin_lock_irqsave(&adev->uvd_ctx_idx_lock, flags);
388 	WREG32(mmUVD_CTX_INDEX, ((reg) & 0x1ff));
389 	WREG32(mmUVD_CTX_DATA, (v));
390 	spin_unlock_irqrestore(&adev->uvd_ctx_idx_lock, flags);
391 }
392 
393 static u32 vi_didt_rreg(struct amdgpu_device *adev, u32 reg)
394 {
395 	unsigned long flags;
396 	u32 r;
397 
398 	spin_lock_irqsave(&adev->didt_idx_lock, flags);
399 	WREG32(mmDIDT_IND_INDEX, (reg));
400 	r = RREG32(mmDIDT_IND_DATA);
401 	spin_unlock_irqrestore(&adev->didt_idx_lock, flags);
402 	return r;
403 }
404 
405 static void vi_didt_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
406 {
407 	unsigned long flags;
408 
409 	spin_lock_irqsave(&adev->didt_idx_lock, flags);
410 	WREG32(mmDIDT_IND_INDEX, (reg));
411 	WREG32(mmDIDT_IND_DATA, (v));
412 	spin_unlock_irqrestore(&adev->didt_idx_lock, flags);
413 }
414 
415 static u32 vi_gc_cac_rreg(struct amdgpu_device *adev, u32 reg)
416 {
417 	unsigned long flags;
418 	u32 r;
419 
420 	spin_lock_irqsave(&adev->gc_cac_idx_lock, flags);
421 	WREG32(mmGC_CAC_IND_INDEX, (reg));
422 	r = RREG32(mmGC_CAC_IND_DATA);
423 	spin_unlock_irqrestore(&adev->gc_cac_idx_lock, flags);
424 	return r;
425 }
426 
427 static void vi_gc_cac_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
428 {
429 	unsigned long flags;
430 
431 	spin_lock_irqsave(&adev->gc_cac_idx_lock, flags);
432 	WREG32(mmGC_CAC_IND_INDEX, (reg));
433 	WREG32(mmGC_CAC_IND_DATA, (v));
434 	spin_unlock_irqrestore(&adev->gc_cac_idx_lock, flags);
435 }
436 
437 
438 static const u32 tonga_mgcg_cgcg_init[] =
439 {
440 	mmCGTT_DRM_CLK_CTRL0, 0xffffffff, 0x00600100,
441 	mmPCIE_INDEX, 0xffffffff, 0x0140001c,
442 	mmPCIE_DATA, 0x000f0000, 0x00000000,
443 	mmSMC_IND_INDEX_4, 0xffffffff, 0xC060000C,
444 	mmSMC_IND_DATA_4, 0xc0000fff, 0x00000100,
445 	mmCGTT_DRM_CLK_CTRL0, 0xff000fff, 0x00000100,
446 	mmHDP_XDP_CGTT_BLK_CTRL, 0xc0000fff, 0x00000104,
447 };
448 
449 static const u32 fiji_mgcg_cgcg_init[] =
450 {
451 	mmCGTT_DRM_CLK_CTRL0, 0xffffffff, 0x00600100,
452 	mmPCIE_INDEX, 0xffffffff, 0x0140001c,
453 	mmPCIE_DATA, 0x000f0000, 0x00000000,
454 	mmSMC_IND_INDEX_4, 0xffffffff, 0xC060000C,
455 	mmSMC_IND_DATA_4, 0xc0000fff, 0x00000100,
456 	mmCGTT_DRM_CLK_CTRL0, 0xff000fff, 0x00000100,
457 	mmHDP_XDP_CGTT_BLK_CTRL, 0xc0000fff, 0x00000104,
458 };
459 
460 static const u32 iceland_mgcg_cgcg_init[] =
461 {
462 	mmPCIE_INDEX, 0xffffffff, ixPCIE_CNTL2,
463 	mmPCIE_DATA, 0x000f0000, 0x00000000,
464 	mmSMC_IND_INDEX_4, 0xffffffff, ixCGTT_ROM_CLK_CTRL0,
465 	mmSMC_IND_DATA_4, 0xc0000fff, 0x00000100,
466 	mmHDP_XDP_CGTT_BLK_CTRL, 0xc0000fff, 0x00000104,
467 };
468 
469 static const u32 cz_mgcg_cgcg_init[] =
470 {
471 	mmCGTT_DRM_CLK_CTRL0, 0xffffffff, 0x00600100,
472 	mmPCIE_INDEX, 0xffffffff, 0x0140001c,
473 	mmPCIE_DATA, 0x000f0000, 0x00000000,
474 	mmCGTT_DRM_CLK_CTRL0, 0xff000fff, 0x00000100,
475 	mmHDP_XDP_CGTT_BLK_CTRL, 0xc0000fff, 0x00000104,
476 };
477 
478 static const u32 stoney_mgcg_cgcg_init[] =
479 {
480 	mmCGTT_DRM_CLK_CTRL0, 0xffffffff, 0x00000100,
481 	mmHDP_XDP_CGTT_BLK_CTRL, 0xffffffff, 0x00000104,
482 	mmHDP_HOST_PATH_CNTL, 0xffffffff, 0x0f000027,
483 };
484 
485 static void vi_init_golden_registers(struct amdgpu_device *adev)
486 {
487 	/* Some of the registers might be dependent on GRBM_GFX_INDEX */
488 	mutex_lock(&adev->grbm_idx_mutex);
489 
490 	if (amdgpu_sriov_vf(adev)) {
491 		xgpu_vi_init_golden_registers(adev);
492 		mutex_unlock(&adev->grbm_idx_mutex);
493 		return;
494 	}
495 
496 	switch (adev->asic_type) {
497 	case CHIP_TOPAZ:
498 		amdgpu_device_program_register_sequence(adev,
499 							iceland_mgcg_cgcg_init,
500 							ARRAY_SIZE(iceland_mgcg_cgcg_init));
501 		break;
502 	case CHIP_FIJI:
503 		amdgpu_device_program_register_sequence(adev,
504 							fiji_mgcg_cgcg_init,
505 							ARRAY_SIZE(fiji_mgcg_cgcg_init));
506 		break;
507 	case CHIP_TONGA:
508 		amdgpu_device_program_register_sequence(adev,
509 							tonga_mgcg_cgcg_init,
510 							ARRAY_SIZE(tonga_mgcg_cgcg_init));
511 		break;
512 	case CHIP_CARRIZO:
513 		amdgpu_device_program_register_sequence(adev,
514 							cz_mgcg_cgcg_init,
515 							ARRAY_SIZE(cz_mgcg_cgcg_init));
516 		break;
517 	case CHIP_STONEY:
518 		amdgpu_device_program_register_sequence(adev,
519 							stoney_mgcg_cgcg_init,
520 							ARRAY_SIZE(stoney_mgcg_cgcg_init));
521 		break;
522 	case CHIP_POLARIS10:
523 	case CHIP_POLARIS11:
524 	case CHIP_POLARIS12:
525 	case CHIP_VEGAM:
526 	default:
527 		break;
528 	}
529 	mutex_unlock(&adev->grbm_idx_mutex);
530 }
531 
532 /**
533  * vi_get_xclk - get the xclk
534  *
535  * @adev: amdgpu_device pointer
536  *
537  * Returns the reference clock used by the gfx engine
538  * (VI).
539  */
540 static u32 vi_get_xclk(struct amdgpu_device *adev)
541 {
542 	u32 reference_clock = adev->clock.spll.reference_freq;
543 	u32 tmp;
544 
545 	if (adev->flags & AMD_IS_APU)
546 		return reference_clock;
547 
548 	tmp = RREG32_SMC(ixCG_CLKPIN_CNTL_2);
549 	if (REG_GET_FIELD(tmp, CG_CLKPIN_CNTL_2, MUX_TCLK_TO_XCLK))
550 		return 1000;
551 
552 	tmp = RREG32_SMC(ixCG_CLKPIN_CNTL);
553 	if (REG_GET_FIELD(tmp, CG_CLKPIN_CNTL, XTALIN_DIVIDE))
554 		return reference_clock / 4;
555 
556 	return reference_clock;
557 }
558 
559 /**
560  * vi_srbm_select - select specific register instances
561  *
562  * @adev: amdgpu_device pointer
563  * @me: selected ME (micro engine)
564  * @pipe: pipe
565  * @queue: queue
566  * @vmid: VMID
567  *
568  * Switches the currently active registers instances.  Some
569  * registers are instanced per VMID, others are instanced per
570  * me/pipe/queue combination.
571  */
572 void vi_srbm_select(struct amdgpu_device *adev,
573 		     u32 me, u32 pipe, u32 queue, u32 vmid)
574 {
575 	u32 srbm_gfx_cntl = 0;
576 	srbm_gfx_cntl = REG_SET_FIELD(srbm_gfx_cntl, SRBM_GFX_CNTL, PIPEID, pipe);
577 	srbm_gfx_cntl = REG_SET_FIELD(srbm_gfx_cntl, SRBM_GFX_CNTL, MEID, me);
578 	srbm_gfx_cntl = REG_SET_FIELD(srbm_gfx_cntl, SRBM_GFX_CNTL, VMID, vmid);
579 	srbm_gfx_cntl = REG_SET_FIELD(srbm_gfx_cntl, SRBM_GFX_CNTL, QUEUEID, queue);
580 	WREG32(mmSRBM_GFX_CNTL, srbm_gfx_cntl);
581 }
582 
583 static void vi_vga_set_state(struct amdgpu_device *adev, bool state)
584 {
585 	/* todo */
586 }
587 
588 static bool vi_read_disabled_bios(struct amdgpu_device *adev)
589 {
590 	u32 bus_cntl;
591 	u32 d1vga_control = 0;
592 	u32 d2vga_control = 0;
593 	u32 vga_render_control = 0;
594 	u32 rom_cntl;
595 	bool r;
596 
597 	bus_cntl = RREG32(mmBUS_CNTL);
598 	if (adev->mode_info.num_crtc) {
599 		d1vga_control = RREG32(mmD1VGA_CONTROL);
600 		d2vga_control = RREG32(mmD2VGA_CONTROL);
601 		vga_render_control = RREG32(mmVGA_RENDER_CONTROL);
602 	}
603 	rom_cntl = RREG32_SMC(ixROM_CNTL);
604 
605 	/* enable the rom */
606 	WREG32(mmBUS_CNTL, (bus_cntl & ~BUS_CNTL__BIOS_ROM_DIS_MASK));
607 	if (adev->mode_info.num_crtc) {
608 		/* Disable VGA mode */
609 		WREG32(mmD1VGA_CONTROL,
610 		       (d1vga_control & ~(D1VGA_CONTROL__D1VGA_MODE_ENABLE_MASK |
611 					  D1VGA_CONTROL__D1VGA_TIMING_SELECT_MASK)));
612 		WREG32(mmD2VGA_CONTROL,
613 		       (d2vga_control & ~(D2VGA_CONTROL__D2VGA_MODE_ENABLE_MASK |
614 					  D2VGA_CONTROL__D2VGA_TIMING_SELECT_MASK)));
615 		WREG32(mmVGA_RENDER_CONTROL,
616 		       (vga_render_control & ~VGA_RENDER_CONTROL__VGA_VSTATUS_CNTL_MASK));
617 	}
618 	WREG32_SMC(ixROM_CNTL, rom_cntl | ROM_CNTL__SCK_OVERWRITE_MASK);
619 
620 	r = amdgpu_read_bios(adev);
621 
622 	/* restore regs */
623 	WREG32(mmBUS_CNTL, bus_cntl);
624 	if (adev->mode_info.num_crtc) {
625 		WREG32(mmD1VGA_CONTROL, d1vga_control);
626 		WREG32(mmD2VGA_CONTROL, d2vga_control);
627 		WREG32(mmVGA_RENDER_CONTROL, vga_render_control);
628 	}
629 	WREG32_SMC(ixROM_CNTL, rom_cntl);
630 	return r;
631 }
632 
633 static bool vi_read_bios_from_rom(struct amdgpu_device *adev,
634 				  u8 *bios, u32 length_bytes)
635 {
636 	u32 *dw_ptr;
637 	unsigned long flags;
638 	u32 i, length_dw;
639 
640 	if (bios == NULL)
641 		return false;
642 	if (length_bytes == 0)
643 		return false;
644 	/* APU vbios image is part of sbios image */
645 	if (adev->flags & AMD_IS_APU)
646 		return false;
647 
648 	dw_ptr = (u32 *)bios;
649 	length_dw = ALIGN(length_bytes, 4) / 4;
650 	/* take the smc lock since we are using the smc index */
651 	spin_lock_irqsave(&adev->smc_idx_lock, flags);
652 	/* set rom index to 0 */
653 	WREG32(mmSMC_IND_INDEX_11, ixROM_INDEX);
654 	WREG32(mmSMC_IND_DATA_11, 0);
655 	/* set index to data for continous read */
656 	WREG32(mmSMC_IND_INDEX_11, ixROM_DATA);
657 	for (i = 0; i < length_dw; i++)
658 		dw_ptr[i] = RREG32(mmSMC_IND_DATA_11);
659 	spin_unlock_irqrestore(&adev->smc_idx_lock, flags);
660 
661 	return true;
662 }
663 
664 static const struct amdgpu_allowed_register_entry vi_allowed_read_registers[] = {
665 	{mmGRBM_STATUS},
666 	{mmGRBM_STATUS2},
667 	{mmGRBM_STATUS_SE0},
668 	{mmGRBM_STATUS_SE1},
669 	{mmGRBM_STATUS_SE2},
670 	{mmGRBM_STATUS_SE3},
671 	{mmSRBM_STATUS},
672 	{mmSRBM_STATUS2},
673 	{mmSRBM_STATUS3},
674 	{mmSDMA0_STATUS_REG + SDMA0_REGISTER_OFFSET},
675 	{mmSDMA0_STATUS_REG + SDMA1_REGISTER_OFFSET},
676 	{mmCP_STAT},
677 	{mmCP_STALLED_STAT1},
678 	{mmCP_STALLED_STAT2},
679 	{mmCP_STALLED_STAT3},
680 	{mmCP_CPF_BUSY_STAT},
681 	{mmCP_CPF_STALLED_STAT1},
682 	{mmCP_CPF_STATUS},
683 	{mmCP_CPC_BUSY_STAT},
684 	{mmCP_CPC_STALLED_STAT1},
685 	{mmCP_CPC_STATUS},
686 	{mmGB_ADDR_CONFIG},
687 	{mmMC_ARB_RAMCFG},
688 	{mmGB_TILE_MODE0},
689 	{mmGB_TILE_MODE1},
690 	{mmGB_TILE_MODE2},
691 	{mmGB_TILE_MODE3},
692 	{mmGB_TILE_MODE4},
693 	{mmGB_TILE_MODE5},
694 	{mmGB_TILE_MODE6},
695 	{mmGB_TILE_MODE7},
696 	{mmGB_TILE_MODE8},
697 	{mmGB_TILE_MODE9},
698 	{mmGB_TILE_MODE10},
699 	{mmGB_TILE_MODE11},
700 	{mmGB_TILE_MODE12},
701 	{mmGB_TILE_MODE13},
702 	{mmGB_TILE_MODE14},
703 	{mmGB_TILE_MODE15},
704 	{mmGB_TILE_MODE16},
705 	{mmGB_TILE_MODE17},
706 	{mmGB_TILE_MODE18},
707 	{mmGB_TILE_MODE19},
708 	{mmGB_TILE_MODE20},
709 	{mmGB_TILE_MODE21},
710 	{mmGB_TILE_MODE22},
711 	{mmGB_TILE_MODE23},
712 	{mmGB_TILE_MODE24},
713 	{mmGB_TILE_MODE25},
714 	{mmGB_TILE_MODE26},
715 	{mmGB_TILE_MODE27},
716 	{mmGB_TILE_MODE28},
717 	{mmGB_TILE_MODE29},
718 	{mmGB_TILE_MODE30},
719 	{mmGB_TILE_MODE31},
720 	{mmGB_MACROTILE_MODE0},
721 	{mmGB_MACROTILE_MODE1},
722 	{mmGB_MACROTILE_MODE2},
723 	{mmGB_MACROTILE_MODE3},
724 	{mmGB_MACROTILE_MODE4},
725 	{mmGB_MACROTILE_MODE5},
726 	{mmGB_MACROTILE_MODE6},
727 	{mmGB_MACROTILE_MODE7},
728 	{mmGB_MACROTILE_MODE8},
729 	{mmGB_MACROTILE_MODE9},
730 	{mmGB_MACROTILE_MODE10},
731 	{mmGB_MACROTILE_MODE11},
732 	{mmGB_MACROTILE_MODE12},
733 	{mmGB_MACROTILE_MODE13},
734 	{mmGB_MACROTILE_MODE14},
735 	{mmGB_MACROTILE_MODE15},
736 	{mmCC_RB_BACKEND_DISABLE, true},
737 	{mmGC_USER_RB_BACKEND_DISABLE, true},
738 	{mmGB_BACKEND_MAP, false},
739 	{mmPA_SC_RASTER_CONFIG, true},
740 	{mmPA_SC_RASTER_CONFIG_1, true},
741 };
742 
743 static uint32_t vi_get_register_value(struct amdgpu_device *adev,
744 				      bool indexed, u32 se_num,
745 				      u32 sh_num, u32 reg_offset)
746 {
747 	if (indexed) {
748 		uint32_t val;
749 		unsigned se_idx = (se_num == 0xffffffff) ? 0 : se_num;
750 		unsigned sh_idx = (sh_num == 0xffffffff) ? 0 : sh_num;
751 
752 		switch (reg_offset) {
753 		case mmCC_RB_BACKEND_DISABLE:
754 			return adev->gfx.config.rb_config[se_idx][sh_idx].rb_backend_disable;
755 		case mmGC_USER_RB_BACKEND_DISABLE:
756 			return adev->gfx.config.rb_config[se_idx][sh_idx].user_rb_backend_disable;
757 		case mmPA_SC_RASTER_CONFIG:
758 			return adev->gfx.config.rb_config[se_idx][sh_idx].raster_config;
759 		case mmPA_SC_RASTER_CONFIG_1:
760 			return adev->gfx.config.rb_config[se_idx][sh_idx].raster_config_1;
761 		}
762 
763 		mutex_lock(&adev->grbm_idx_mutex);
764 		if (se_num != 0xffffffff || sh_num != 0xffffffff)
765 			amdgpu_gfx_select_se_sh(adev, se_num, sh_num, 0xffffffff);
766 
767 		val = RREG32(reg_offset);
768 
769 		if (se_num != 0xffffffff || sh_num != 0xffffffff)
770 			amdgpu_gfx_select_se_sh(adev, 0xffffffff, 0xffffffff, 0xffffffff);
771 		mutex_unlock(&adev->grbm_idx_mutex);
772 		return val;
773 	} else {
774 		unsigned idx;
775 
776 		switch (reg_offset) {
777 		case mmGB_ADDR_CONFIG:
778 			return adev->gfx.config.gb_addr_config;
779 		case mmMC_ARB_RAMCFG:
780 			return adev->gfx.config.mc_arb_ramcfg;
781 		case mmGB_TILE_MODE0:
782 		case mmGB_TILE_MODE1:
783 		case mmGB_TILE_MODE2:
784 		case mmGB_TILE_MODE3:
785 		case mmGB_TILE_MODE4:
786 		case mmGB_TILE_MODE5:
787 		case mmGB_TILE_MODE6:
788 		case mmGB_TILE_MODE7:
789 		case mmGB_TILE_MODE8:
790 		case mmGB_TILE_MODE9:
791 		case mmGB_TILE_MODE10:
792 		case mmGB_TILE_MODE11:
793 		case mmGB_TILE_MODE12:
794 		case mmGB_TILE_MODE13:
795 		case mmGB_TILE_MODE14:
796 		case mmGB_TILE_MODE15:
797 		case mmGB_TILE_MODE16:
798 		case mmGB_TILE_MODE17:
799 		case mmGB_TILE_MODE18:
800 		case mmGB_TILE_MODE19:
801 		case mmGB_TILE_MODE20:
802 		case mmGB_TILE_MODE21:
803 		case mmGB_TILE_MODE22:
804 		case mmGB_TILE_MODE23:
805 		case mmGB_TILE_MODE24:
806 		case mmGB_TILE_MODE25:
807 		case mmGB_TILE_MODE26:
808 		case mmGB_TILE_MODE27:
809 		case mmGB_TILE_MODE28:
810 		case mmGB_TILE_MODE29:
811 		case mmGB_TILE_MODE30:
812 		case mmGB_TILE_MODE31:
813 			idx = (reg_offset - mmGB_TILE_MODE0);
814 			return adev->gfx.config.tile_mode_array[idx];
815 		case mmGB_MACROTILE_MODE0:
816 		case mmGB_MACROTILE_MODE1:
817 		case mmGB_MACROTILE_MODE2:
818 		case mmGB_MACROTILE_MODE3:
819 		case mmGB_MACROTILE_MODE4:
820 		case mmGB_MACROTILE_MODE5:
821 		case mmGB_MACROTILE_MODE6:
822 		case mmGB_MACROTILE_MODE7:
823 		case mmGB_MACROTILE_MODE8:
824 		case mmGB_MACROTILE_MODE9:
825 		case mmGB_MACROTILE_MODE10:
826 		case mmGB_MACROTILE_MODE11:
827 		case mmGB_MACROTILE_MODE12:
828 		case mmGB_MACROTILE_MODE13:
829 		case mmGB_MACROTILE_MODE14:
830 		case mmGB_MACROTILE_MODE15:
831 			idx = (reg_offset - mmGB_MACROTILE_MODE0);
832 			return adev->gfx.config.macrotile_mode_array[idx];
833 		default:
834 			return RREG32(reg_offset);
835 		}
836 	}
837 }
838 
839 static int vi_read_register(struct amdgpu_device *adev, u32 se_num,
840 			    u32 sh_num, u32 reg_offset, u32 *value)
841 {
842 	uint32_t i;
843 
844 	*value = 0;
845 	for (i = 0; i < ARRAY_SIZE(vi_allowed_read_registers); i++) {
846 		bool indexed = vi_allowed_read_registers[i].grbm_indexed;
847 
848 		if (reg_offset != vi_allowed_read_registers[i].reg_offset)
849 			continue;
850 
851 		*value = vi_get_register_value(adev, indexed, se_num, sh_num,
852 					       reg_offset);
853 		return 0;
854 	}
855 	return -EINVAL;
856 }
857 
858 /**
859  * vi_asic_pci_config_reset - soft reset GPU
860  *
861  * @adev: amdgpu_device pointer
862  *
863  * Use PCI Config method to reset the GPU.
864  *
865  * Returns 0 for success.
866  */
867 static int vi_asic_pci_config_reset(struct amdgpu_device *adev)
868 {
869 	u32 i;
870 	int r = -EINVAL;
871 
872 	amdgpu_atombios_scratch_regs_engine_hung(adev, true);
873 
874 	/* disable BM */
875 	pci_clear_master(adev->pdev);
876 	/* reset */
877 	amdgpu_device_pci_config_reset(adev);
878 
879 	udelay(100);
880 
881 	/* wait for asic to come out of reset */
882 	for (i = 0; i < adev->usec_timeout; i++) {
883 		if (RREG32(mmCONFIG_MEMSIZE) != 0xffffffff) {
884 			/* enable BM */
885 			pci_set_master(adev->pdev);
886 			adev->has_hw_reset = true;
887 			r = 0;
888 			break;
889 		}
890 		udelay(1);
891 	}
892 
893 	amdgpu_atombios_scratch_regs_engine_hung(adev, false);
894 
895 	return r;
896 }
897 
898 static bool vi_asic_supports_baco(struct amdgpu_device *adev)
899 {
900 	switch (adev->asic_type) {
901 	case CHIP_FIJI:
902 	case CHIP_TONGA:
903 	case CHIP_POLARIS10:
904 	case CHIP_POLARIS11:
905 	case CHIP_POLARIS12:
906 	case CHIP_TOPAZ:
907 		/* Disable BACO support for the specific polaris12 SKU temporarily */
908 		if ((adev->pdev->device == 0x699F) &&
909 		     (adev->pdev->revision == 0xC7) &&
910 		     (adev->pdev->subsystem_vendor == 0x1028) &&
911 		     (adev->pdev->subsystem_device == 0x0039))
912 			return false;
913 		else
914 			return amdgpu_dpm_is_baco_supported(adev);
915 	default:
916 		return false;
917 	}
918 }
919 
920 static enum amd_reset_method
921 vi_asic_reset_method(struct amdgpu_device *adev)
922 {
923 	bool baco_reset;
924 
925 	if (amdgpu_reset_method == AMD_RESET_METHOD_LEGACY ||
926 	    amdgpu_reset_method == AMD_RESET_METHOD_BACO)
927 		return amdgpu_reset_method;
928 
929 	if (amdgpu_reset_method != -1)
930 		dev_warn(adev->dev, "Specified reset method:%d isn't supported, using AUTO instead.\n",
931 				  amdgpu_reset_method);
932 
933 	switch (adev->asic_type) {
934 	case CHIP_FIJI:
935 	case CHIP_TONGA:
936 	case CHIP_POLARIS10:
937 	case CHIP_POLARIS11:
938 	case CHIP_POLARIS12:
939 	case CHIP_TOPAZ:
940 		baco_reset = amdgpu_dpm_is_baco_supported(adev);
941 		break;
942 	default:
943 		baco_reset = false;
944 		break;
945 	}
946 
947 	if (baco_reset)
948 		return AMD_RESET_METHOD_BACO;
949 	else
950 		return AMD_RESET_METHOD_LEGACY;
951 }
952 
953 /**
954  * vi_asic_reset - soft reset GPU
955  *
956  * @adev: amdgpu_device pointer
957  *
958  * Look up which blocks are hung and attempt
959  * to reset them.
960  * Returns 0 for success.
961  */
962 static int vi_asic_reset(struct amdgpu_device *adev)
963 {
964 	int r;
965 
966 	if (vi_asic_reset_method(adev) == AMD_RESET_METHOD_BACO) {
967 		dev_info(adev->dev, "BACO reset\n");
968 		r = amdgpu_dpm_baco_reset(adev);
969 	} else {
970 		dev_info(adev->dev, "PCI CONFIG reset\n");
971 		r = vi_asic_pci_config_reset(adev);
972 	}
973 
974 	return r;
975 }
976 
977 static u32 vi_get_config_memsize(struct amdgpu_device *adev)
978 {
979 	return RREG32(mmCONFIG_MEMSIZE);
980 }
981 
982 static int vi_set_uvd_clock(struct amdgpu_device *adev, u32 clock,
983 			u32 cntl_reg, u32 status_reg)
984 {
985 	int r, i;
986 	struct atom_clock_dividers dividers;
987 	uint32_t tmp;
988 
989 	r = amdgpu_atombios_get_clock_dividers(adev,
990 					       COMPUTE_GPUCLK_INPUT_FLAG_DEFAULT_GPUCLK,
991 					       clock, false, &dividers);
992 	if (r)
993 		return r;
994 
995 	tmp = RREG32_SMC(cntl_reg);
996 
997 	if (adev->flags & AMD_IS_APU)
998 		tmp &= ~CG_DCLK_CNTL__DCLK_DIVIDER_MASK;
999 	else
1000 		tmp &= ~(CG_DCLK_CNTL__DCLK_DIR_CNTL_EN_MASK |
1001 				CG_DCLK_CNTL__DCLK_DIVIDER_MASK);
1002 	tmp |= dividers.post_divider;
1003 	WREG32_SMC(cntl_reg, tmp);
1004 
1005 	for (i = 0; i < 100; i++) {
1006 		tmp = RREG32_SMC(status_reg);
1007 		if (adev->flags & AMD_IS_APU) {
1008 			if (tmp & 0x10000)
1009 				break;
1010 		} else {
1011 			if (tmp & CG_DCLK_STATUS__DCLK_STATUS_MASK)
1012 				break;
1013 		}
1014 		mdelay(10);
1015 	}
1016 	if (i == 100)
1017 		return -ETIMEDOUT;
1018 	return 0;
1019 }
1020 
1021 #define ixGNB_CLK1_DFS_CNTL 0xD82200F0
1022 #define ixGNB_CLK1_STATUS   0xD822010C
1023 #define ixGNB_CLK2_DFS_CNTL 0xD8220110
1024 #define ixGNB_CLK2_STATUS   0xD822012C
1025 #define ixGNB_CLK3_DFS_CNTL 0xD8220130
1026 #define ixGNB_CLK3_STATUS   0xD822014C
1027 
1028 static int vi_set_uvd_clocks(struct amdgpu_device *adev, u32 vclk, u32 dclk)
1029 {
1030 	int r;
1031 
1032 	if (adev->flags & AMD_IS_APU) {
1033 		r = vi_set_uvd_clock(adev, vclk, ixGNB_CLK2_DFS_CNTL, ixGNB_CLK2_STATUS);
1034 		if (r)
1035 			return r;
1036 
1037 		r = vi_set_uvd_clock(adev, dclk, ixGNB_CLK1_DFS_CNTL, ixGNB_CLK1_STATUS);
1038 		if (r)
1039 			return r;
1040 	} else {
1041 		r = vi_set_uvd_clock(adev, vclk, ixCG_VCLK_CNTL, ixCG_VCLK_STATUS);
1042 		if (r)
1043 			return r;
1044 
1045 		r = vi_set_uvd_clock(adev, dclk, ixCG_DCLK_CNTL, ixCG_DCLK_STATUS);
1046 		if (r)
1047 			return r;
1048 	}
1049 
1050 	return 0;
1051 }
1052 
1053 static int vi_set_vce_clocks(struct amdgpu_device *adev, u32 evclk, u32 ecclk)
1054 {
1055 	int r, i;
1056 	struct atom_clock_dividers dividers;
1057 	u32 tmp;
1058 	u32 reg_ctrl;
1059 	u32 reg_status;
1060 	u32 status_mask;
1061 	u32 reg_mask;
1062 
1063 	if (adev->flags & AMD_IS_APU) {
1064 		reg_ctrl = ixGNB_CLK3_DFS_CNTL;
1065 		reg_status = ixGNB_CLK3_STATUS;
1066 		status_mask = 0x00010000;
1067 		reg_mask = CG_ECLK_CNTL__ECLK_DIVIDER_MASK;
1068 	} else {
1069 		reg_ctrl = ixCG_ECLK_CNTL;
1070 		reg_status = ixCG_ECLK_STATUS;
1071 		status_mask = CG_ECLK_STATUS__ECLK_STATUS_MASK;
1072 		reg_mask = CG_ECLK_CNTL__ECLK_DIR_CNTL_EN_MASK | CG_ECLK_CNTL__ECLK_DIVIDER_MASK;
1073 	}
1074 
1075 	r = amdgpu_atombios_get_clock_dividers(adev,
1076 					       COMPUTE_GPUCLK_INPUT_FLAG_DEFAULT_GPUCLK,
1077 					       ecclk, false, &dividers);
1078 	if (r)
1079 		return r;
1080 
1081 	for (i = 0; i < 100; i++) {
1082 		if (RREG32_SMC(reg_status) & status_mask)
1083 			break;
1084 		mdelay(10);
1085 	}
1086 
1087 	if (i == 100)
1088 		return -ETIMEDOUT;
1089 
1090 	tmp = RREG32_SMC(reg_ctrl);
1091 	tmp &= ~reg_mask;
1092 	tmp |= dividers.post_divider;
1093 	WREG32_SMC(reg_ctrl, tmp);
1094 
1095 	for (i = 0; i < 100; i++) {
1096 		if (RREG32_SMC(reg_status) & status_mask)
1097 			break;
1098 		mdelay(10);
1099 	}
1100 
1101 	if (i == 100)
1102 		return -ETIMEDOUT;
1103 
1104 	return 0;
1105 }
1106 
1107 static void vi_pcie_gen3_enable(struct amdgpu_device *adev)
1108 {
1109 	if (pci_is_root_bus(adev->pdev->bus))
1110 		return;
1111 
1112 	if (amdgpu_pcie_gen2 == 0)
1113 		return;
1114 
1115 	if (adev->flags & AMD_IS_APU)
1116 		return;
1117 
1118 	if (!(adev->pm.pcie_gen_mask & (CAIL_PCIE_LINK_SPEED_SUPPORT_GEN2 |
1119 					CAIL_PCIE_LINK_SPEED_SUPPORT_GEN3)))
1120 		return;
1121 
1122 	/* todo */
1123 }
1124 
1125 static void vi_enable_aspm(struct amdgpu_device *adev)
1126 {
1127 	u32 data, orig;
1128 
1129 	orig = data = RREG32_PCIE(ixPCIE_LC_CNTL);
1130 	data |= PCIE_LC_CNTL__LC_L0S_INACTIVITY_DEFAULT <<
1131 			PCIE_LC_CNTL__LC_L0S_INACTIVITY__SHIFT;
1132 	data |= PCIE_LC_CNTL__LC_L1_INACTIVITY_DEFAULT <<
1133 			PCIE_LC_CNTL__LC_L1_INACTIVITY__SHIFT;
1134 	data &= ~PCIE_LC_CNTL__LC_PMI_TO_L1_DIS_MASK;
1135 	data |= PCIE_LC_CNTL__LC_DELAY_L1_EXIT_MASK;
1136 	if (orig != data)
1137 		WREG32_PCIE(ixPCIE_LC_CNTL, data);
1138 }
1139 
1140 static void vi_program_aspm(struct amdgpu_device *adev)
1141 {
1142 	u32 data, data1, orig;
1143 	bool bL1SS = false;
1144 	bool bClkReqSupport = true;
1145 
1146 	if (!amdgpu_aspm)
1147 		return;
1148 
1149 	if (adev->flags & AMD_IS_APU ||
1150 	    adev->asic_type < CHIP_POLARIS10)
1151 		return;
1152 
1153 	orig = data = RREG32_PCIE(ixPCIE_LC_CNTL);
1154 	data &= ~PCIE_LC_CNTL__LC_L1_INACTIVITY_MASK;
1155 	data &= ~PCIE_LC_CNTL__LC_L0S_INACTIVITY_MASK;
1156 	data |= PCIE_LC_CNTL__LC_PMI_TO_L1_DIS_MASK;
1157 	if (orig != data)
1158 		WREG32_PCIE(ixPCIE_LC_CNTL, data);
1159 
1160 	orig = data = RREG32_PCIE(ixPCIE_LC_N_FTS_CNTL);
1161 	data &= ~PCIE_LC_N_FTS_CNTL__LC_XMIT_N_FTS_MASK;
1162 	data |= 0x0024 << PCIE_LC_N_FTS_CNTL__LC_XMIT_N_FTS__SHIFT;
1163 	data |= PCIE_LC_N_FTS_CNTL__LC_XMIT_N_FTS_OVERRIDE_EN_MASK;
1164 	if (orig != data)
1165 		WREG32_PCIE(ixPCIE_LC_N_FTS_CNTL, data);
1166 
1167 	orig = data = RREG32_PCIE(ixPCIE_LC_CNTL3);
1168 	data |= PCIE_LC_CNTL3__LC_GO_TO_RECOVERY_MASK;
1169 	if (orig != data)
1170 		WREG32_PCIE(ixPCIE_LC_CNTL3, data);
1171 
1172 	orig = data = RREG32_PCIE(ixPCIE_P_CNTL);
1173 	data |= PCIE_P_CNTL__P_IGNORE_EDB_ERR_MASK;
1174 	if (orig != data)
1175 		WREG32_PCIE(ixPCIE_P_CNTL, data);
1176 
1177 	data = RREG32_PCIE(ixPCIE_LC_L1_PM_SUBSTATE);
1178 	pci_read_config_dword(adev->pdev, PCIE_L1_PM_SUB_CNTL, &data1);
1179 	if (data & PCIE_LC_L1_PM_SUBSTATE__LC_L1_SUBSTATES_OVERRIDE_EN_MASK &&
1180 	    (data & (PCIE_LC_L1_PM_SUBSTATE__LC_PCI_PM_L1_2_OVERRIDE_MASK |
1181 		    PCIE_LC_L1_PM_SUBSTATE__LC_PCI_PM_L1_1_OVERRIDE_MASK |
1182 			PCIE_LC_L1_PM_SUBSTATE__LC_ASPM_L1_2_OVERRIDE_MASK |
1183 			PCIE_LC_L1_PM_SUBSTATE__LC_ASPM_L1_1_OVERRIDE_MASK))) {
1184 		bL1SS = true;
1185 	} else if (data1 & (PCIE_L1_PM_SUB_CNTL__ASPM_L1_2_EN_MASK |
1186 	    PCIE_L1_PM_SUB_CNTL__ASPM_L1_1_EN_MASK |
1187 	    PCIE_L1_PM_SUB_CNTL__PCI_PM_L1_2_EN_MASK |
1188 	    PCIE_L1_PM_SUB_CNTL__PCI_PM_L1_1_EN_MASK)) {
1189 		bL1SS = true;
1190 	}
1191 
1192 	orig = data = RREG32_PCIE(ixPCIE_LC_CNTL6);
1193 	data |= PCIE_LC_CNTL6__LC_L1_POWERDOWN_MASK;
1194 	if (orig != data)
1195 		WREG32_PCIE(ixPCIE_LC_CNTL6, data);
1196 
1197 	orig = data = RREG32_PCIE(ixPCIE_LC_LINK_WIDTH_CNTL);
1198 	data |= PCIE_LC_LINK_WIDTH_CNTL__LC_DYN_LANES_PWR_STATE_MASK;
1199 	if (orig != data)
1200 		WREG32_PCIE(ixPCIE_LC_LINK_WIDTH_CNTL, data);
1201 
1202 	pci_read_config_dword(adev->pdev, LINK_CAP, &data);
1203 	if (!(data & PCIE_LINK_CAP__CLOCK_POWER_MANAGEMENT_MASK))
1204 		bClkReqSupport = false;
1205 
1206 	if (bClkReqSupport) {
1207 		orig = data = RREG32_SMC(ixTHM_CLK_CNTL);
1208 		data &= ~(THM_CLK_CNTL__CMON_CLK_SEL_MASK | THM_CLK_CNTL__TMON_CLK_SEL_MASK);
1209 		data |= (1 << THM_CLK_CNTL__CMON_CLK_SEL__SHIFT) |
1210 				(1 << THM_CLK_CNTL__TMON_CLK_SEL__SHIFT);
1211 		if (orig != data)
1212 			WREG32_SMC(ixTHM_CLK_CNTL, data);
1213 
1214 		orig = data = RREG32_SMC(ixMISC_CLK_CTRL);
1215 		data &= ~(MISC_CLK_CTRL__DEEP_SLEEP_CLK_SEL_MASK |
1216 			MISC_CLK_CTRL__ZCLK_SEL_MASK | MISC_CLK_CTRL__DFT_SMS_PG_CLK_SEL_MASK);
1217 		data |= (1 << MISC_CLK_CTRL__DEEP_SLEEP_CLK_SEL__SHIFT) |
1218 				(1 << MISC_CLK_CTRL__ZCLK_SEL__SHIFT);
1219 		data |= (0x20 << MISC_CLK_CTRL__DFT_SMS_PG_CLK_SEL__SHIFT);
1220 		if (orig != data)
1221 			WREG32_SMC(ixMISC_CLK_CTRL, data);
1222 
1223 		orig = data = RREG32_SMC(ixCG_CLKPIN_CNTL);
1224 		data |= CG_CLKPIN_CNTL__XTALIN_DIVIDE_MASK;
1225 		if (orig != data)
1226 			WREG32_SMC(ixCG_CLKPIN_CNTL, data);
1227 
1228 		orig = data = RREG32_SMC(ixCG_CLKPIN_CNTL_2);
1229 		data |= CG_CLKPIN_CNTL_2__ENABLE_XCLK_MASK;
1230 		if (orig != data)
1231 			WREG32_SMC(ixCG_CLKPIN_CNTL, data);
1232 
1233 		orig = data = RREG32_SMC(ixMPLL_BYPASSCLK_SEL);
1234 		data &= ~MPLL_BYPASSCLK_SEL__MPLL_CLKOUT_SEL_MASK;
1235 		data |= (4 << MPLL_BYPASSCLK_SEL__MPLL_CLKOUT_SEL__SHIFT);
1236 		if (orig != data)
1237 			WREG32_SMC(ixMPLL_BYPASSCLK_SEL, data);
1238 
1239 		orig = data = RREG32_PCIE(ixCPM_CONTROL);
1240 		data |= (CPM_CONTROL__REFCLK_XSTCLK_ENABLE_MASK |
1241 				CPM_CONTROL__CLKREQb_UNGATE_TXCLK_ENABLE_MASK);
1242 		if (orig != data)
1243 			WREG32_PCIE(ixCPM_CONTROL, data);
1244 
1245 		orig = data = RREG32_PCIE(ixPCIE_CONFIG_CNTL);
1246 		data &= ~PCIE_CONFIG_CNTL__DYN_CLK_LATENCY_MASK;
1247 		data |= (0xE << PCIE_CONFIG_CNTL__DYN_CLK_LATENCY__SHIFT);
1248 		if (orig != data)
1249 			WREG32_PCIE(ixPCIE_CONFIG_CNTL, data);
1250 
1251 		orig = data = RREG32(mmBIF_CLK_CTRL);
1252 		data |= BIF_CLK_CTRL__BIF_XSTCLK_READY_MASK;
1253 		if (orig != data)
1254 			WREG32(mmBIF_CLK_CTRL, data);
1255 
1256 		orig = data = RREG32_PCIE(ixPCIE_LC_CNTL7);
1257 		data |= PCIE_LC_CNTL7__LC_L1_SIDEBAND_CLKREQ_PDWN_EN_MASK;
1258 		if (orig != data)
1259 			WREG32_PCIE(ixPCIE_LC_CNTL7, data);
1260 
1261 		orig = data = RREG32_PCIE(ixPCIE_HW_DEBUG);
1262 		data |= PCIE_HW_DEBUG__HW_01_DEBUG_MASK;
1263 		if (orig != data)
1264 			WREG32_PCIE(ixPCIE_HW_DEBUG, data);
1265 
1266 		orig = data = RREG32_PCIE(ixPCIE_LC_CNTL2);
1267 		data |= PCIE_LC_CNTL2__LC_ALLOW_PDWN_IN_L23_MASK;
1268 		data |= PCIE_LC_CNTL2__LC_ALLOW_PDWN_IN_L1_MASK;
1269 		if (bL1SS)
1270 			data &= ~PCIE_LC_CNTL2__LC_ALLOW_PDWN_IN_L1_MASK;
1271 		if (orig != data)
1272 			WREG32_PCIE(ixPCIE_LC_CNTL2, data);
1273 
1274 	}
1275 
1276 	vi_enable_aspm(adev);
1277 
1278 	data = RREG32_PCIE(ixPCIE_LC_N_FTS_CNTL);
1279 	data1 = RREG32_PCIE(ixPCIE_LC_STATUS1);
1280 	if (((data & PCIE_LC_N_FTS_CNTL__LC_N_FTS_MASK) == PCIE_LC_N_FTS_CNTL__LC_N_FTS_MASK) &&
1281 	    data1 & PCIE_LC_STATUS1__LC_REVERSE_XMIT_MASK &&
1282 	    data1 & PCIE_LC_STATUS1__LC_REVERSE_RCVR_MASK) {
1283 		orig = data = RREG32_PCIE(ixPCIE_LC_CNTL);
1284 		data &= ~PCIE_LC_CNTL__LC_L0S_INACTIVITY_MASK;
1285 		if (orig != data)
1286 			WREG32_PCIE(ixPCIE_LC_CNTL, data);
1287 	}
1288 
1289 	if ((adev->asic_type == CHIP_POLARIS12 &&
1290 	    !(ASICID_IS_P23(adev->pdev->device, adev->pdev->revision))) ||
1291 	    ASIC_IS_P22(adev->asic_type, adev->external_rev_id)) {
1292 		orig = data = RREG32_PCIE(ixPCIE_LC_TRAINING_CNTL);
1293 		data &= ~PCIE_LC_TRAINING_CNTL__LC_DISABLE_TRAINING_BIT_ARCH_MASK;
1294 		if (orig != data)
1295 			WREG32_PCIE(ixPCIE_LC_TRAINING_CNTL, data);
1296 	}
1297 }
1298 
1299 static void vi_enable_doorbell_aperture(struct amdgpu_device *adev,
1300 					bool enable)
1301 {
1302 	u32 tmp;
1303 
1304 	/* not necessary on CZ */
1305 	if (adev->flags & AMD_IS_APU)
1306 		return;
1307 
1308 	tmp = RREG32(mmBIF_DOORBELL_APER_EN);
1309 	if (enable)
1310 		tmp = REG_SET_FIELD(tmp, BIF_DOORBELL_APER_EN, BIF_DOORBELL_APER_EN, 1);
1311 	else
1312 		tmp = REG_SET_FIELD(tmp, BIF_DOORBELL_APER_EN, BIF_DOORBELL_APER_EN, 0);
1313 
1314 	WREG32(mmBIF_DOORBELL_APER_EN, tmp);
1315 }
1316 
1317 #define ATI_REV_ID_FUSE_MACRO__ADDRESS      0xC0014044
1318 #define ATI_REV_ID_FUSE_MACRO__SHIFT        9
1319 #define ATI_REV_ID_FUSE_MACRO__MASK         0x00001E00
1320 
1321 static uint32_t vi_get_rev_id(struct amdgpu_device *adev)
1322 {
1323 	if (adev->flags & AMD_IS_APU)
1324 		return (RREG32_SMC(ATI_REV_ID_FUSE_MACRO__ADDRESS) & ATI_REV_ID_FUSE_MACRO__MASK)
1325 			>> ATI_REV_ID_FUSE_MACRO__SHIFT;
1326 	else
1327 		return (RREG32(mmPCIE_EFUSE4) & PCIE_EFUSE4__STRAP_BIF_ATI_REV_ID_MASK)
1328 			>> PCIE_EFUSE4__STRAP_BIF_ATI_REV_ID__SHIFT;
1329 }
1330 
1331 static void vi_flush_hdp(struct amdgpu_device *adev, struct amdgpu_ring *ring)
1332 {
1333 	if (!ring || !ring->funcs->emit_wreg) {
1334 		WREG32(mmHDP_MEM_COHERENCY_FLUSH_CNTL, 1);
1335 		RREG32(mmHDP_MEM_COHERENCY_FLUSH_CNTL);
1336 	} else {
1337 		amdgpu_ring_emit_wreg(ring, mmHDP_MEM_COHERENCY_FLUSH_CNTL, 1);
1338 	}
1339 }
1340 
1341 static void vi_invalidate_hdp(struct amdgpu_device *adev,
1342 			      struct amdgpu_ring *ring)
1343 {
1344 	if (!ring || !ring->funcs->emit_wreg) {
1345 		WREG32(mmHDP_DEBUG0, 1);
1346 		RREG32(mmHDP_DEBUG0);
1347 	} else {
1348 		amdgpu_ring_emit_wreg(ring, mmHDP_DEBUG0, 1);
1349 	}
1350 }
1351 
1352 static bool vi_need_full_reset(struct amdgpu_device *adev)
1353 {
1354 	switch (adev->asic_type) {
1355 	case CHIP_CARRIZO:
1356 	case CHIP_STONEY:
1357 		/* CZ has hang issues with full reset at the moment */
1358 		return false;
1359 	case CHIP_FIJI:
1360 	case CHIP_TONGA:
1361 		/* XXX: soft reset should work on fiji and tonga */
1362 		return true;
1363 	case CHIP_POLARIS10:
1364 	case CHIP_POLARIS11:
1365 	case CHIP_POLARIS12:
1366 	case CHIP_TOPAZ:
1367 	default:
1368 		/* change this when we support soft reset */
1369 		return true;
1370 	}
1371 }
1372 
1373 static void vi_get_pcie_usage(struct amdgpu_device *adev, uint64_t *count0,
1374 			      uint64_t *count1)
1375 {
1376 	uint32_t perfctr = 0;
1377 	uint64_t cnt0_of, cnt1_of;
1378 	int tmp;
1379 
1380 	/* This reports 0 on APUs, so return to avoid writing/reading registers
1381 	 * that may or may not be different from their GPU counterparts
1382 	 */
1383 	if (adev->flags & AMD_IS_APU)
1384 		return;
1385 
1386 	/* Set the 2 events that we wish to watch, defined above */
1387 	/* Reg 40 is # received msgs, Reg 104 is # of posted requests sent */
1388 	perfctr = REG_SET_FIELD(perfctr, PCIE_PERF_CNTL_TXCLK, EVENT0_SEL, 40);
1389 	perfctr = REG_SET_FIELD(perfctr, PCIE_PERF_CNTL_TXCLK, EVENT1_SEL, 104);
1390 
1391 	/* Write to enable desired perf counters */
1392 	WREG32_PCIE(ixPCIE_PERF_CNTL_TXCLK, perfctr);
1393 	/* Zero out and enable the perf counters
1394 	 * Write 0x5:
1395 	 * Bit 0 = Start all counters(1)
1396 	 * Bit 2 = Global counter reset enable(1)
1397 	 */
1398 	WREG32_PCIE(ixPCIE_PERF_COUNT_CNTL, 0x00000005);
1399 
1400 	msleep(1000);
1401 
1402 	/* Load the shadow and disable the perf counters
1403 	 * Write 0x2:
1404 	 * Bit 0 = Stop counters(0)
1405 	 * Bit 1 = Load the shadow counters(1)
1406 	 */
1407 	WREG32_PCIE(ixPCIE_PERF_COUNT_CNTL, 0x00000002);
1408 
1409 	/* Read register values to get any >32bit overflow */
1410 	tmp = RREG32_PCIE(ixPCIE_PERF_CNTL_TXCLK);
1411 	cnt0_of = REG_GET_FIELD(tmp, PCIE_PERF_CNTL_TXCLK, COUNTER0_UPPER);
1412 	cnt1_of = REG_GET_FIELD(tmp, PCIE_PERF_CNTL_TXCLK, COUNTER1_UPPER);
1413 
1414 	/* Get the values and add the overflow */
1415 	*count0 = RREG32_PCIE(ixPCIE_PERF_COUNT0_TXCLK) | (cnt0_of << 32);
1416 	*count1 = RREG32_PCIE(ixPCIE_PERF_COUNT1_TXCLK) | (cnt1_of << 32);
1417 }
1418 
1419 static uint64_t vi_get_pcie_replay_count(struct amdgpu_device *adev)
1420 {
1421 	uint64_t nak_r, nak_g;
1422 
1423 	/* Get the number of NAKs received and generated */
1424 	nak_r = RREG32_PCIE(ixPCIE_RX_NUM_NAK);
1425 	nak_g = RREG32_PCIE(ixPCIE_RX_NUM_NAK_GENERATED);
1426 
1427 	/* Add the total number of NAKs, i.e the number of replays */
1428 	return (nak_r + nak_g);
1429 }
1430 
1431 static bool vi_need_reset_on_init(struct amdgpu_device *adev)
1432 {
1433 	u32 clock_cntl, pc;
1434 
1435 	if (adev->flags & AMD_IS_APU)
1436 		return false;
1437 
1438 	/* check if the SMC is already running */
1439 	clock_cntl = RREG32_SMC(ixSMC_SYSCON_CLOCK_CNTL_0);
1440 	pc = RREG32_SMC(ixSMC_PC_C);
1441 	if ((0 == REG_GET_FIELD(clock_cntl, SMC_SYSCON_CLOCK_CNTL_0, ck_disable)) &&
1442 	    (0x20100 <= pc))
1443 		return true;
1444 
1445 	return false;
1446 }
1447 
1448 static void vi_pre_asic_init(struct amdgpu_device *adev)
1449 {
1450 }
1451 
1452 static const struct amdgpu_asic_funcs vi_asic_funcs =
1453 {
1454 	.read_disabled_bios = &vi_read_disabled_bios,
1455 	.read_bios_from_rom = &vi_read_bios_from_rom,
1456 	.read_register = &vi_read_register,
1457 	.reset = &vi_asic_reset,
1458 	.reset_method = &vi_asic_reset_method,
1459 	.set_vga_state = &vi_vga_set_state,
1460 	.get_xclk = &vi_get_xclk,
1461 	.set_uvd_clocks = &vi_set_uvd_clocks,
1462 	.set_vce_clocks = &vi_set_vce_clocks,
1463 	.get_config_memsize = &vi_get_config_memsize,
1464 	.flush_hdp = &vi_flush_hdp,
1465 	.invalidate_hdp = &vi_invalidate_hdp,
1466 	.need_full_reset = &vi_need_full_reset,
1467 	.init_doorbell_index = &legacy_doorbell_index_init,
1468 	.get_pcie_usage = &vi_get_pcie_usage,
1469 	.need_reset_on_init = &vi_need_reset_on_init,
1470 	.get_pcie_replay_count = &vi_get_pcie_replay_count,
1471 	.supports_baco = &vi_asic_supports_baco,
1472 	.pre_asic_init = &vi_pre_asic_init,
1473 	.query_video_codecs = &vi_query_video_codecs,
1474 };
1475 
1476 #define CZ_REV_BRISTOL(rev)	 \
1477 	((rev >= 0xC8 && rev <= 0xCE) || (rev >= 0xE1 && rev <= 0xE6))
1478 
1479 static int vi_common_early_init(void *handle)
1480 {
1481 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1482 
1483 	if (adev->flags & AMD_IS_APU) {
1484 		adev->smc_rreg = &cz_smc_rreg;
1485 		adev->smc_wreg = &cz_smc_wreg;
1486 	} else {
1487 		adev->smc_rreg = &vi_smc_rreg;
1488 		adev->smc_wreg = &vi_smc_wreg;
1489 	}
1490 	adev->pcie_rreg = &vi_pcie_rreg;
1491 	adev->pcie_wreg = &vi_pcie_wreg;
1492 	adev->uvd_ctx_rreg = &vi_uvd_ctx_rreg;
1493 	adev->uvd_ctx_wreg = &vi_uvd_ctx_wreg;
1494 	adev->didt_rreg = &vi_didt_rreg;
1495 	adev->didt_wreg = &vi_didt_wreg;
1496 	adev->gc_cac_rreg = &vi_gc_cac_rreg;
1497 	adev->gc_cac_wreg = &vi_gc_cac_wreg;
1498 
1499 	adev->asic_funcs = &vi_asic_funcs;
1500 
1501 	adev->rev_id = vi_get_rev_id(adev);
1502 	adev->external_rev_id = 0xFF;
1503 	switch (adev->asic_type) {
1504 	case CHIP_TOPAZ:
1505 		adev->cg_flags = 0;
1506 		adev->pg_flags = 0;
1507 		adev->external_rev_id = 0x1;
1508 		break;
1509 	case CHIP_FIJI:
1510 		adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
1511 			AMD_CG_SUPPORT_GFX_MGLS |
1512 			AMD_CG_SUPPORT_GFX_RLC_LS |
1513 			AMD_CG_SUPPORT_GFX_CP_LS |
1514 			AMD_CG_SUPPORT_GFX_CGTS |
1515 			AMD_CG_SUPPORT_GFX_CGTS_LS |
1516 			AMD_CG_SUPPORT_GFX_CGCG |
1517 			AMD_CG_SUPPORT_GFX_CGLS |
1518 			AMD_CG_SUPPORT_SDMA_MGCG |
1519 			AMD_CG_SUPPORT_SDMA_LS |
1520 			AMD_CG_SUPPORT_BIF_LS |
1521 			AMD_CG_SUPPORT_HDP_MGCG |
1522 			AMD_CG_SUPPORT_HDP_LS |
1523 			AMD_CG_SUPPORT_ROM_MGCG |
1524 			AMD_CG_SUPPORT_MC_MGCG |
1525 			AMD_CG_SUPPORT_MC_LS |
1526 			AMD_CG_SUPPORT_UVD_MGCG;
1527 		adev->pg_flags = 0;
1528 		adev->external_rev_id = adev->rev_id + 0x3c;
1529 		break;
1530 	case CHIP_TONGA:
1531 		adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
1532 			AMD_CG_SUPPORT_GFX_CGCG |
1533 			AMD_CG_SUPPORT_GFX_CGLS |
1534 			AMD_CG_SUPPORT_SDMA_MGCG |
1535 			AMD_CG_SUPPORT_SDMA_LS |
1536 			AMD_CG_SUPPORT_BIF_LS |
1537 			AMD_CG_SUPPORT_HDP_MGCG |
1538 			AMD_CG_SUPPORT_HDP_LS |
1539 			AMD_CG_SUPPORT_ROM_MGCG |
1540 			AMD_CG_SUPPORT_MC_MGCG |
1541 			AMD_CG_SUPPORT_MC_LS |
1542 			AMD_CG_SUPPORT_DRM_LS |
1543 			AMD_CG_SUPPORT_UVD_MGCG;
1544 		adev->pg_flags = 0;
1545 		adev->external_rev_id = adev->rev_id + 0x14;
1546 		break;
1547 	case CHIP_POLARIS11:
1548 		adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
1549 			AMD_CG_SUPPORT_GFX_RLC_LS |
1550 			AMD_CG_SUPPORT_GFX_CP_LS |
1551 			AMD_CG_SUPPORT_GFX_CGCG |
1552 			AMD_CG_SUPPORT_GFX_CGLS |
1553 			AMD_CG_SUPPORT_GFX_3D_CGCG |
1554 			AMD_CG_SUPPORT_GFX_3D_CGLS |
1555 			AMD_CG_SUPPORT_SDMA_MGCG |
1556 			AMD_CG_SUPPORT_SDMA_LS |
1557 			AMD_CG_SUPPORT_BIF_MGCG |
1558 			AMD_CG_SUPPORT_BIF_LS |
1559 			AMD_CG_SUPPORT_HDP_MGCG |
1560 			AMD_CG_SUPPORT_HDP_LS |
1561 			AMD_CG_SUPPORT_ROM_MGCG |
1562 			AMD_CG_SUPPORT_MC_MGCG |
1563 			AMD_CG_SUPPORT_MC_LS |
1564 			AMD_CG_SUPPORT_DRM_LS |
1565 			AMD_CG_SUPPORT_UVD_MGCG |
1566 			AMD_CG_SUPPORT_VCE_MGCG;
1567 		adev->pg_flags = 0;
1568 		adev->external_rev_id = adev->rev_id + 0x5A;
1569 		break;
1570 	case CHIP_POLARIS10:
1571 		adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
1572 			AMD_CG_SUPPORT_GFX_RLC_LS |
1573 			AMD_CG_SUPPORT_GFX_CP_LS |
1574 			AMD_CG_SUPPORT_GFX_CGCG |
1575 			AMD_CG_SUPPORT_GFX_CGLS |
1576 			AMD_CG_SUPPORT_GFX_3D_CGCG |
1577 			AMD_CG_SUPPORT_GFX_3D_CGLS |
1578 			AMD_CG_SUPPORT_SDMA_MGCG |
1579 			AMD_CG_SUPPORT_SDMA_LS |
1580 			AMD_CG_SUPPORT_BIF_MGCG |
1581 			AMD_CG_SUPPORT_BIF_LS |
1582 			AMD_CG_SUPPORT_HDP_MGCG |
1583 			AMD_CG_SUPPORT_HDP_LS |
1584 			AMD_CG_SUPPORT_ROM_MGCG |
1585 			AMD_CG_SUPPORT_MC_MGCG |
1586 			AMD_CG_SUPPORT_MC_LS |
1587 			AMD_CG_SUPPORT_DRM_LS |
1588 			AMD_CG_SUPPORT_UVD_MGCG |
1589 			AMD_CG_SUPPORT_VCE_MGCG;
1590 		adev->pg_flags = 0;
1591 		adev->external_rev_id = adev->rev_id + 0x50;
1592 		break;
1593 	case CHIP_POLARIS12:
1594 		adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
1595 			AMD_CG_SUPPORT_GFX_RLC_LS |
1596 			AMD_CG_SUPPORT_GFX_CP_LS |
1597 			AMD_CG_SUPPORT_GFX_CGCG |
1598 			AMD_CG_SUPPORT_GFX_CGLS |
1599 			AMD_CG_SUPPORT_GFX_3D_CGCG |
1600 			AMD_CG_SUPPORT_GFX_3D_CGLS |
1601 			AMD_CG_SUPPORT_SDMA_MGCG |
1602 			AMD_CG_SUPPORT_SDMA_LS |
1603 			AMD_CG_SUPPORT_BIF_MGCG |
1604 			AMD_CG_SUPPORT_BIF_LS |
1605 			AMD_CG_SUPPORT_HDP_MGCG |
1606 			AMD_CG_SUPPORT_HDP_LS |
1607 			AMD_CG_SUPPORT_ROM_MGCG |
1608 			AMD_CG_SUPPORT_MC_MGCG |
1609 			AMD_CG_SUPPORT_MC_LS |
1610 			AMD_CG_SUPPORT_DRM_LS |
1611 			AMD_CG_SUPPORT_UVD_MGCG |
1612 			AMD_CG_SUPPORT_VCE_MGCG;
1613 		adev->pg_flags = 0;
1614 		adev->external_rev_id = adev->rev_id + 0x64;
1615 		break;
1616 	case CHIP_VEGAM:
1617 		adev->cg_flags = 0;
1618 			/*AMD_CG_SUPPORT_GFX_MGCG |
1619 			AMD_CG_SUPPORT_GFX_RLC_LS |
1620 			AMD_CG_SUPPORT_GFX_CP_LS |
1621 			AMD_CG_SUPPORT_GFX_CGCG |
1622 			AMD_CG_SUPPORT_GFX_CGLS |
1623 			AMD_CG_SUPPORT_GFX_3D_CGCG |
1624 			AMD_CG_SUPPORT_GFX_3D_CGLS |
1625 			AMD_CG_SUPPORT_SDMA_MGCG |
1626 			AMD_CG_SUPPORT_SDMA_LS |
1627 			AMD_CG_SUPPORT_BIF_MGCG |
1628 			AMD_CG_SUPPORT_BIF_LS |
1629 			AMD_CG_SUPPORT_HDP_MGCG |
1630 			AMD_CG_SUPPORT_HDP_LS |
1631 			AMD_CG_SUPPORT_ROM_MGCG |
1632 			AMD_CG_SUPPORT_MC_MGCG |
1633 			AMD_CG_SUPPORT_MC_LS |
1634 			AMD_CG_SUPPORT_DRM_LS |
1635 			AMD_CG_SUPPORT_UVD_MGCG |
1636 			AMD_CG_SUPPORT_VCE_MGCG;*/
1637 		adev->pg_flags = 0;
1638 		adev->external_rev_id = adev->rev_id + 0x6E;
1639 		break;
1640 	case CHIP_CARRIZO:
1641 		adev->cg_flags = AMD_CG_SUPPORT_UVD_MGCG |
1642 			AMD_CG_SUPPORT_GFX_MGCG |
1643 			AMD_CG_SUPPORT_GFX_MGLS |
1644 			AMD_CG_SUPPORT_GFX_RLC_LS |
1645 			AMD_CG_SUPPORT_GFX_CP_LS |
1646 			AMD_CG_SUPPORT_GFX_CGTS |
1647 			AMD_CG_SUPPORT_GFX_CGTS_LS |
1648 			AMD_CG_SUPPORT_GFX_CGCG |
1649 			AMD_CG_SUPPORT_GFX_CGLS |
1650 			AMD_CG_SUPPORT_BIF_LS |
1651 			AMD_CG_SUPPORT_HDP_MGCG |
1652 			AMD_CG_SUPPORT_HDP_LS |
1653 			AMD_CG_SUPPORT_SDMA_MGCG |
1654 			AMD_CG_SUPPORT_SDMA_LS |
1655 			AMD_CG_SUPPORT_VCE_MGCG;
1656 		/* rev0 hardware requires workarounds to support PG */
1657 		adev->pg_flags = 0;
1658 		if (adev->rev_id != 0x00 || CZ_REV_BRISTOL(adev->pdev->revision)) {
1659 			adev->pg_flags |= AMD_PG_SUPPORT_GFX_SMG |
1660 				AMD_PG_SUPPORT_GFX_PIPELINE |
1661 				AMD_PG_SUPPORT_CP |
1662 				AMD_PG_SUPPORT_UVD |
1663 				AMD_PG_SUPPORT_VCE;
1664 		}
1665 		adev->external_rev_id = adev->rev_id + 0x1;
1666 		break;
1667 	case CHIP_STONEY:
1668 		adev->cg_flags = AMD_CG_SUPPORT_UVD_MGCG |
1669 			AMD_CG_SUPPORT_GFX_MGCG |
1670 			AMD_CG_SUPPORT_GFX_MGLS |
1671 			AMD_CG_SUPPORT_GFX_RLC_LS |
1672 			AMD_CG_SUPPORT_GFX_CP_LS |
1673 			AMD_CG_SUPPORT_GFX_CGTS |
1674 			AMD_CG_SUPPORT_GFX_CGTS_LS |
1675 			AMD_CG_SUPPORT_GFX_CGLS |
1676 			AMD_CG_SUPPORT_BIF_LS |
1677 			AMD_CG_SUPPORT_HDP_MGCG |
1678 			AMD_CG_SUPPORT_HDP_LS |
1679 			AMD_CG_SUPPORT_SDMA_MGCG |
1680 			AMD_CG_SUPPORT_SDMA_LS |
1681 			AMD_CG_SUPPORT_VCE_MGCG;
1682 		adev->pg_flags = AMD_PG_SUPPORT_GFX_PG |
1683 			AMD_PG_SUPPORT_GFX_SMG |
1684 			AMD_PG_SUPPORT_GFX_PIPELINE |
1685 			AMD_PG_SUPPORT_CP |
1686 			AMD_PG_SUPPORT_UVD |
1687 			AMD_PG_SUPPORT_VCE;
1688 		adev->external_rev_id = adev->rev_id + 0x61;
1689 		break;
1690 	default:
1691 		/* FIXME: not supported yet */
1692 		return -EINVAL;
1693 	}
1694 
1695 	if (amdgpu_sriov_vf(adev)) {
1696 		amdgpu_virt_init_setting(adev);
1697 		xgpu_vi_mailbox_set_irq_funcs(adev);
1698 	}
1699 
1700 	return 0;
1701 }
1702 
1703 static int vi_common_late_init(void *handle)
1704 {
1705 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1706 
1707 	if (amdgpu_sriov_vf(adev))
1708 		xgpu_vi_mailbox_get_irq(adev);
1709 
1710 	return 0;
1711 }
1712 
1713 static int vi_common_sw_init(void *handle)
1714 {
1715 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1716 
1717 	if (amdgpu_sriov_vf(adev))
1718 		xgpu_vi_mailbox_add_irq_id(adev);
1719 
1720 	return 0;
1721 }
1722 
1723 static int vi_common_sw_fini(void *handle)
1724 {
1725 	return 0;
1726 }
1727 
1728 static int vi_common_hw_init(void *handle)
1729 {
1730 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1731 
1732 	/* move the golden regs per IP block */
1733 	vi_init_golden_registers(adev);
1734 	/* enable pcie gen2/3 link */
1735 	vi_pcie_gen3_enable(adev);
1736 	/* enable aspm */
1737 	vi_program_aspm(adev);
1738 	/* enable the doorbell aperture */
1739 	vi_enable_doorbell_aperture(adev, true);
1740 
1741 	return 0;
1742 }
1743 
1744 static int vi_common_hw_fini(void *handle)
1745 {
1746 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1747 
1748 	/* enable the doorbell aperture */
1749 	vi_enable_doorbell_aperture(adev, false);
1750 
1751 	if (amdgpu_sriov_vf(adev))
1752 		xgpu_vi_mailbox_put_irq(adev);
1753 
1754 	return 0;
1755 }
1756 
1757 static int vi_common_suspend(void *handle)
1758 {
1759 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1760 
1761 	return vi_common_hw_fini(adev);
1762 }
1763 
1764 static int vi_common_resume(void *handle)
1765 {
1766 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1767 
1768 	return vi_common_hw_init(adev);
1769 }
1770 
1771 static bool vi_common_is_idle(void *handle)
1772 {
1773 	return true;
1774 }
1775 
1776 static int vi_common_wait_for_idle(void *handle)
1777 {
1778 	return 0;
1779 }
1780 
1781 static int vi_common_soft_reset(void *handle)
1782 {
1783 	return 0;
1784 }
1785 
1786 static void vi_update_bif_medium_grain_light_sleep(struct amdgpu_device *adev,
1787 						   bool enable)
1788 {
1789 	uint32_t temp, data;
1790 
1791 	temp = data = RREG32_PCIE(ixPCIE_CNTL2);
1792 
1793 	if (enable && (adev->cg_flags & AMD_CG_SUPPORT_BIF_LS))
1794 		data |= PCIE_CNTL2__SLV_MEM_LS_EN_MASK |
1795 				PCIE_CNTL2__MST_MEM_LS_EN_MASK |
1796 				PCIE_CNTL2__REPLAY_MEM_LS_EN_MASK;
1797 	else
1798 		data &= ~(PCIE_CNTL2__SLV_MEM_LS_EN_MASK |
1799 				PCIE_CNTL2__MST_MEM_LS_EN_MASK |
1800 				PCIE_CNTL2__REPLAY_MEM_LS_EN_MASK);
1801 
1802 	if (temp != data)
1803 		WREG32_PCIE(ixPCIE_CNTL2, data);
1804 }
1805 
1806 static void vi_update_hdp_medium_grain_clock_gating(struct amdgpu_device *adev,
1807 						    bool enable)
1808 {
1809 	uint32_t temp, data;
1810 
1811 	temp = data = RREG32(mmHDP_HOST_PATH_CNTL);
1812 
1813 	if (enable && (adev->cg_flags & AMD_CG_SUPPORT_HDP_MGCG))
1814 		data &= ~HDP_HOST_PATH_CNTL__CLOCK_GATING_DIS_MASK;
1815 	else
1816 		data |= HDP_HOST_PATH_CNTL__CLOCK_GATING_DIS_MASK;
1817 
1818 	if (temp != data)
1819 		WREG32(mmHDP_HOST_PATH_CNTL, data);
1820 }
1821 
1822 static void vi_update_hdp_light_sleep(struct amdgpu_device *adev,
1823 				      bool enable)
1824 {
1825 	uint32_t temp, data;
1826 
1827 	temp = data = RREG32(mmHDP_MEM_POWER_LS);
1828 
1829 	if (enable && (adev->cg_flags & AMD_CG_SUPPORT_HDP_LS))
1830 		data |= HDP_MEM_POWER_LS__LS_ENABLE_MASK;
1831 	else
1832 		data &= ~HDP_MEM_POWER_LS__LS_ENABLE_MASK;
1833 
1834 	if (temp != data)
1835 		WREG32(mmHDP_MEM_POWER_LS, data);
1836 }
1837 
1838 static void vi_update_drm_light_sleep(struct amdgpu_device *adev,
1839 				      bool enable)
1840 {
1841 	uint32_t temp, data;
1842 
1843 	temp = data = RREG32(0x157a);
1844 
1845 	if (enable && (adev->cg_flags & AMD_CG_SUPPORT_DRM_LS))
1846 		data |= 1;
1847 	else
1848 		data &= ~1;
1849 
1850 	if (temp != data)
1851 		WREG32(0x157a, data);
1852 }
1853 
1854 
1855 static void vi_update_rom_medium_grain_clock_gating(struct amdgpu_device *adev,
1856 						    bool enable)
1857 {
1858 	uint32_t temp, data;
1859 
1860 	temp = data = RREG32_SMC(ixCGTT_ROM_CLK_CTRL0);
1861 
1862 	if (enable && (adev->cg_flags & AMD_CG_SUPPORT_ROM_MGCG))
1863 		data &= ~(CGTT_ROM_CLK_CTRL0__SOFT_OVERRIDE0_MASK |
1864 				CGTT_ROM_CLK_CTRL0__SOFT_OVERRIDE1_MASK);
1865 	else
1866 		data |= CGTT_ROM_CLK_CTRL0__SOFT_OVERRIDE0_MASK |
1867 				CGTT_ROM_CLK_CTRL0__SOFT_OVERRIDE1_MASK;
1868 
1869 	if (temp != data)
1870 		WREG32_SMC(ixCGTT_ROM_CLK_CTRL0, data);
1871 }
1872 
1873 static int vi_common_set_clockgating_state_by_smu(void *handle,
1874 					   enum amd_clockgating_state state)
1875 {
1876 	uint32_t msg_id, pp_state = 0;
1877 	uint32_t pp_support_state = 0;
1878 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1879 
1880 	if (adev->cg_flags & (AMD_CG_SUPPORT_MC_LS | AMD_CG_SUPPORT_MC_MGCG)) {
1881 		if (adev->cg_flags & AMD_CG_SUPPORT_MC_LS) {
1882 			pp_support_state = PP_STATE_SUPPORT_LS;
1883 			pp_state = PP_STATE_LS;
1884 		}
1885 		if (adev->cg_flags & AMD_CG_SUPPORT_MC_MGCG) {
1886 			pp_support_state |= PP_STATE_SUPPORT_CG;
1887 			pp_state |= PP_STATE_CG;
1888 		}
1889 		if (state == AMD_CG_STATE_UNGATE)
1890 			pp_state = 0;
1891 		msg_id = PP_CG_MSG_ID(PP_GROUP_SYS,
1892 			       PP_BLOCK_SYS_MC,
1893 			       pp_support_state,
1894 			       pp_state);
1895 		amdgpu_dpm_set_clockgating_by_smu(adev, msg_id);
1896 	}
1897 
1898 	if (adev->cg_flags & (AMD_CG_SUPPORT_SDMA_LS | AMD_CG_SUPPORT_SDMA_MGCG)) {
1899 		if (adev->cg_flags & AMD_CG_SUPPORT_SDMA_LS) {
1900 			pp_support_state = PP_STATE_SUPPORT_LS;
1901 			pp_state = PP_STATE_LS;
1902 		}
1903 		if (adev->cg_flags & AMD_CG_SUPPORT_SDMA_MGCG) {
1904 			pp_support_state |= PP_STATE_SUPPORT_CG;
1905 			pp_state |= PP_STATE_CG;
1906 		}
1907 		if (state == AMD_CG_STATE_UNGATE)
1908 			pp_state = 0;
1909 		msg_id = PP_CG_MSG_ID(PP_GROUP_SYS,
1910 			       PP_BLOCK_SYS_SDMA,
1911 			       pp_support_state,
1912 			       pp_state);
1913 		amdgpu_dpm_set_clockgating_by_smu(adev, msg_id);
1914 	}
1915 
1916 	if (adev->cg_flags & (AMD_CG_SUPPORT_HDP_LS | AMD_CG_SUPPORT_HDP_MGCG)) {
1917 		if (adev->cg_flags & AMD_CG_SUPPORT_HDP_LS) {
1918 			pp_support_state = PP_STATE_SUPPORT_LS;
1919 			pp_state = PP_STATE_LS;
1920 		}
1921 		if (adev->cg_flags & AMD_CG_SUPPORT_HDP_MGCG) {
1922 			pp_support_state |= PP_STATE_SUPPORT_CG;
1923 			pp_state |= PP_STATE_CG;
1924 		}
1925 		if (state == AMD_CG_STATE_UNGATE)
1926 			pp_state = 0;
1927 		msg_id = PP_CG_MSG_ID(PP_GROUP_SYS,
1928 			       PP_BLOCK_SYS_HDP,
1929 			       pp_support_state,
1930 			       pp_state);
1931 		amdgpu_dpm_set_clockgating_by_smu(adev, msg_id);
1932 	}
1933 
1934 
1935 	if (adev->cg_flags & AMD_CG_SUPPORT_BIF_LS) {
1936 		if (state == AMD_CG_STATE_UNGATE)
1937 			pp_state = 0;
1938 		else
1939 			pp_state = PP_STATE_LS;
1940 
1941 		msg_id = PP_CG_MSG_ID(PP_GROUP_SYS,
1942 			       PP_BLOCK_SYS_BIF,
1943 			       PP_STATE_SUPPORT_LS,
1944 			        pp_state);
1945 		amdgpu_dpm_set_clockgating_by_smu(adev, msg_id);
1946 	}
1947 	if (adev->cg_flags & AMD_CG_SUPPORT_BIF_MGCG) {
1948 		if (state == AMD_CG_STATE_UNGATE)
1949 			pp_state = 0;
1950 		else
1951 			pp_state = PP_STATE_CG;
1952 
1953 		msg_id = PP_CG_MSG_ID(PP_GROUP_SYS,
1954 			       PP_BLOCK_SYS_BIF,
1955 			       PP_STATE_SUPPORT_CG,
1956 			       pp_state);
1957 		amdgpu_dpm_set_clockgating_by_smu(adev, msg_id);
1958 	}
1959 
1960 	if (adev->cg_flags & AMD_CG_SUPPORT_DRM_LS) {
1961 
1962 		if (state == AMD_CG_STATE_UNGATE)
1963 			pp_state = 0;
1964 		else
1965 			pp_state = PP_STATE_LS;
1966 
1967 		msg_id = PP_CG_MSG_ID(PP_GROUP_SYS,
1968 			       PP_BLOCK_SYS_DRM,
1969 			       PP_STATE_SUPPORT_LS,
1970 			       pp_state);
1971 		amdgpu_dpm_set_clockgating_by_smu(adev, msg_id);
1972 	}
1973 
1974 	if (adev->cg_flags & AMD_CG_SUPPORT_ROM_MGCG) {
1975 
1976 		if (state == AMD_CG_STATE_UNGATE)
1977 			pp_state = 0;
1978 		else
1979 			pp_state = PP_STATE_CG;
1980 
1981 		msg_id = PP_CG_MSG_ID(PP_GROUP_SYS,
1982 			       PP_BLOCK_SYS_ROM,
1983 			       PP_STATE_SUPPORT_CG,
1984 			       pp_state);
1985 		amdgpu_dpm_set_clockgating_by_smu(adev, msg_id);
1986 	}
1987 	return 0;
1988 }
1989 
1990 static int vi_common_set_clockgating_state(void *handle,
1991 					   enum amd_clockgating_state state)
1992 {
1993 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1994 
1995 	if (amdgpu_sriov_vf(adev))
1996 		return 0;
1997 
1998 	switch (adev->asic_type) {
1999 	case CHIP_FIJI:
2000 		vi_update_bif_medium_grain_light_sleep(adev,
2001 				state == AMD_CG_STATE_GATE);
2002 		vi_update_hdp_medium_grain_clock_gating(adev,
2003 				state == AMD_CG_STATE_GATE);
2004 		vi_update_hdp_light_sleep(adev,
2005 				state == AMD_CG_STATE_GATE);
2006 		vi_update_rom_medium_grain_clock_gating(adev,
2007 				state == AMD_CG_STATE_GATE);
2008 		break;
2009 	case CHIP_CARRIZO:
2010 	case CHIP_STONEY:
2011 		vi_update_bif_medium_grain_light_sleep(adev,
2012 				state == AMD_CG_STATE_GATE);
2013 		vi_update_hdp_medium_grain_clock_gating(adev,
2014 				state == AMD_CG_STATE_GATE);
2015 		vi_update_hdp_light_sleep(adev,
2016 				state == AMD_CG_STATE_GATE);
2017 		vi_update_drm_light_sleep(adev,
2018 				state == AMD_CG_STATE_GATE);
2019 		break;
2020 	case CHIP_TONGA:
2021 	case CHIP_POLARIS10:
2022 	case CHIP_POLARIS11:
2023 	case CHIP_POLARIS12:
2024 	case CHIP_VEGAM:
2025 		vi_common_set_clockgating_state_by_smu(adev, state);
2026 		break;
2027 	default:
2028 		break;
2029 	}
2030 	return 0;
2031 }
2032 
2033 static int vi_common_set_powergating_state(void *handle,
2034 					    enum amd_powergating_state state)
2035 {
2036 	return 0;
2037 }
2038 
2039 static void vi_common_get_clockgating_state(void *handle, u32 *flags)
2040 {
2041 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
2042 	int data;
2043 
2044 	if (amdgpu_sriov_vf(adev))
2045 		*flags = 0;
2046 
2047 	/* AMD_CG_SUPPORT_BIF_LS */
2048 	data = RREG32_PCIE(ixPCIE_CNTL2);
2049 	if (data & PCIE_CNTL2__SLV_MEM_LS_EN_MASK)
2050 		*flags |= AMD_CG_SUPPORT_BIF_LS;
2051 
2052 	/* AMD_CG_SUPPORT_HDP_LS */
2053 	data = RREG32(mmHDP_MEM_POWER_LS);
2054 	if (data & HDP_MEM_POWER_LS__LS_ENABLE_MASK)
2055 		*flags |= AMD_CG_SUPPORT_HDP_LS;
2056 
2057 	/* AMD_CG_SUPPORT_HDP_MGCG */
2058 	data = RREG32(mmHDP_HOST_PATH_CNTL);
2059 	if (!(data & HDP_HOST_PATH_CNTL__CLOCK_GATING_DIS_MASK))
2060 		*flags |= AMD_CG_SUPPORT_HDP_MGCG;
2061 
2062 	/* AMD_CG_SUPPORT_ROM_MGCG */
2063 	data = RREG32_SMC(ixCGTT_ROM_CLK_CTRL0);
2064 	if (!(data & CGTT_ROM_CLK_CTRL0__SOFT_OVERRIDE0_MASK))
2065 		*flags |= AMD_CG_SUPPORT_ROM_MGCG;
2066 }
2067 
2068 static const struct amd_ip_funcs vi_common_ip_funcs = {
2069 	.name = "vi_common",
2070 	.early_init = vi_common_early_init,
2071 	.late_init = vi_common_late_init,
2072 	.sw_init = vi_common_sw_init,
2073 	.sw_fini = vi_common_sw_fini,
2074 	.hw_init = vi_common_hw_init,
2075 	.hw_fini = vi_common_hw_fini,
2076 	.suspend = vi_common_suspend,
2077 	.resume = vi_common_resume,
2078 	.is_idle = vi_common_is_idle,
2079 	.wait_for_idle = vi_common_wait_for_idle,
2080 	.soft_reset = vi_common_soft_reset,
2081 	.set_clockgating_state = vi_common_set_clockgating_state,
2082 	.set_powergating_state = vi_common_set_powergating_state,
2083 	.get_clockgating_state = vi_common_get_clockgating_state,
2084 };
2085 
2086 static const struct amdgpu_ip_block_version vi_common_ip_block =
2087 {
2088 	.type = AMD_IP_BLOCK_TYPE_COMMON,
2089 	.major = 1,
2090 	.minor = 0,
2091 	.rev = 0,
2092 	.funcs = &vi_common_ip_funcs,
2093 };
2094 
2095 void vi_set_virt_ops(struct amdgpu_device *adev)
2096 {
2097 	adev->virt.ops = &xgpu_vi_virt_ops;
2098 }
2099 
2100 int vi_set_ip_blocks(struct amdgpu_device *adev)
2101 {
2102 	switch (adev->asic_type) {
2103 	case CHIP_TOPAZ:
2104 		/* topaz has no DCE, UVD, VCE */
2105 		amdgpu_device_ip_block_add(adev, &vi_common_ip_block);
2106 		amdgpu_device_ip_block_add(adev, &gmc_v7_4_ip_block);
2107 		amdgpu_device_ip_block_add(adev, &iceland_ih_ip_block);
2108 		amdgpu_device_ip_block_add(adev, &gfx_v8_0_ip_block);
2109 		amdgpu_device_ip_block_add(adev, &sdma_v2_4_ip_block);
2110 		amdgpu_device_ip_block_add(adev, &pp_smu_ip_block);
2111 		if (adev->enable_virtual_display)
2112 			amdgpu_device_ip_block_add(adev, &amdgpu_vkms_ip_block);
2113 		break;
2114 	case CHIP_FIJI:
2115 		amdgpu_device_ip_block_add(adev, &vi_common_ip_block);
2116 		amdgpu_device_ip_block_add(adev, &gmc_v8_5_ip_block);
2117 		amdgpu_device_ip_block_add(adev, &tonga_ih_ip_block);
2118 		amdgpu_device_ip_block_add(adev, &gfx_v8_0_ip_block);
2119 		amdgpu_device_ip_block_add(adev, &sdma_v3_0_ip_block);
2120 		amdgpu_device_ip_block_add(adev, &pp_smu_ip_block);
2121 		if (adev->enable_virtual_display || amdgpu_sriov_vf(adev))
2122 			amdgpu_device_ip_block_add(adev, &amdgpu_vkms_ip_block);
2123 #if defined(CONFIG_DRM_AMD_DC)
2124 		else if (amdgpu_device_has_dc_support(adev))
2125 			amdgpu_device_ip_block_add(adev, &dm_ip_block);
2126 #endif
2127 		else
2128 			amdgpu_device_ip_block_add(adev, &dce_v10_1_ip_block);
2129 		if (!amdgpu_sriov_vf(adev)) {
2130 			amdgpu_device_ip_block_add(adev, &uvd_v6_0_ip_block);
2131 			amdgpu_device_ip_block_add(adev, &vce_v3_0_ip_block);
2132 		}
2133 		break;
2134 	case CHIP_TONGA:
2135 		amdgpu_device_ip_block_add(adev, &vi_common_ip_block);
2136 		amdgpu_device_ip_block_add(adev, &gmc_v8_0_ip_block);
2137 		amdgpu_device_ip_block_add(adev, &tonga_ih_ip_block);
2138 		amdgpu_device_ip_block_add(adev, &gfx_v8_0_ip_block);
2139 		amdgpu_device_ip_block_add(adev, &sdma_v3_0_ip_block);
2140 		amdgpu_device_ip_block_add(adev, &pp_smu_ip_block);
2141 		if (adev->enable_virtual_display || amdgpu_sriov_vf(adev))
2142 			amdgpu_device_ip_block_add(adev, &amdgpu_vkms_ip_block);
2143 #if defined(CONFIG_DRM_AMD_DC)
2144 		else if (amdgpu_device_has_dc_support(adev))
2145 			amdgpu_device_ip_block_add(adev, &dm_ip_block);
2146 #endif
2147 		else
2148 			amdgpu_device_ip_block_add(adev, &dce_v10_0_ip_block);
2149 		if (!amdgpu_sriov_vf(adev)) {
2150 			amdgpu_device_ip_block_add(adev, &uvd_v5_0_ip_block);
2151 			amdgpu_device_ip_block_add(adev, &vce_v3_0_ip_block);
2152 		}
2153 		break;
2154 	case CHIP_POLARIS10:
2155 	case CHIP_POLARIS11:
2156 	case CHIP_POLARIS12:
2157 	case CHIP_VEGAM:
2158 		amdgpu_device_ip_block_add(adev, &vi_common_ip_block);
2159 		amdgpu_device_ip_block_add(adev, &gmc_v8_1_ip_block);
2160 		amdgpu_device_ip_block_add(adev, &tonga_ih_ip_block);
2161 		amdgpu_device_ip_block_add(adev, &gfx_v8_0_ip_block);
2162 		amdgpu_device_ip_block_add(adev, &sdma_v3_1_ip_block);
2163 		amdgpu_device_ip_block_add(adev, &pp_smu_ip_block);
2164 		if (adev->enable_virtual_display)
2165 			amdgpu_device_ip_block_add(adev, &amdgpu_vkms_ip_block);
2166 #if defined(CONFIG_DRM_AMD_DC)
2167 		else if (amdgpu_device_has_dc_support(adev))
2168 			amdgpu_device_ip_block_add(adev, &dm_ip_block);
2169 #endif
2170 		else
2171 			amdgpu_device_ip_block_add(adev, &dce_v11_2_ip_block);
2172 		amdgpu_device_ip_block_add(adev, &uvd_v6_3_ip_block);
2173 		amdgpu_device_ip_block_add(adev, &vce_v3_4_ip_block);
2174 		break;
2175 	case CHIP_CARRIZO:
2176 		amdgpu_device_ip_block_add(adev, &vi_common_ip_block);
2177 		amdgpu_device_ip_block_add(adev, &gmc_v8_0_ip_block);
2178 		amdgpu_device_ip_block_add(adev, &cz_ih_ip_block);
2179 		amdgpu_device_ip_block_add(adev, &gfx_v8_0_ip_block);
2180 		amdgpu_device_ip_block_add(adev, &sdma_v3_0_ip_block);
2181 		amdgpu_device_ip_block_add(adev, &pp_smu_ip_block);
2182 		if (adev->enable_virtual_display)
2183 			amdgpu_device_ip_block_add(adev, &amdgpu_vkms_ip_block);
2184 #if defined(CONFIG_DRM_AMD_DC)
2185 		else if (amdgpu_device_has_dc_support(adev))
2186 			amdgpu_device_ip_block_add(adev, &dm_ip_block);
2187 #endif
2188 		else
2189 			amdgpu_device_ip_block_add(adev, &dce_v11_0_ip_block);
2190 		amdgpu_device_ip_block_add(adev, &uvd_v6_0_ip_block);
2191 		amdgpu_device_ip_block_add(adev, &vce_v3_1_ip_block);
2192 #if defined(CONFIG_DRM_AMD_ACP)
2193 		amdgpu_device_ip_block_add(adev, &acp_ip_block);
2194 #endif
2195 		break;
2196 	case CHIP_STONEY:
2197 		amdgpu_device_ip_block_add(adev, &vi_common_ip_block);
2198 		amdgpu_device_ip_block_add(adev, &gmc_v8_0_ip_block);
2199 		amdgpu_device_ip_block_add(adev, &cz_ih_ip_block);
2200 		amdgpu_device_ip_block_add(adev, &gfx_v8_1_ip_block);
2201 		amdgpu_device_ip_block_add(adev, &sdma_v3_0_ip_block);
2202 		amdgpu_device_ip_block_add(adev, &pp_smu_ip_block);
2203 		if (adev->enable_virtual_display)
2204 			amdgpu_device_ip_block_add(adev, &amdgpu_vkms_ip_block);
2205 #if defined(CONFIG_DRM_AMD_DC)
2206 		else if (amdgpu_device_has_dc_support(adev))
2207 			amdgpu_device_ip_block_add(adev, &dm_ip_block);
2208 #endif
2209 		else
2210 			amdgpu_device_ip_block_add(adev, &dce_v11_0_ip_block);
2211 		amdgpu_device_ip_block_add(adev, &uvd_v6_2_ip_block);
2212 		amdgpu_device_ip_block_add(adev, &vce_v3_4_ip_block);
2213 #if defined(CONFIG_DRM_AMD_ACP)
2214 		amdgpu_device_ip_block_add(adev, &acp_ip_block);
2215 #endif
2216 		break;
2217 	default:
2218 		/* FIXME: not supported yet */
2219 		return -EINVAL;
2220 	}
2221 
2222 	return 0;
2223 }
2224 
2225 void legacy_doorbell_index_init(struct amdgpu_device *adev)
2226 {
2227 	adev->doorbell_index.kiq = AMDGPU_DOORBELL_KIQ;
2228 	adev->doorbell_index.mec_ring0 = AMDGPU_DOORBELL_MEC_RING0;
2229 	adev->doorbell_index.mec_ring1 = AMDGPU_DOORBELL_MEC_RING1;
2230 	adev->doorbell_index.mec_ring2 = AMDGPU_DOORBELL_MEC_RING2;
2231 	adev->doorbell_index.mec_ring3 = AMDGPU_DOORBELL_MEC_RING3;
2232 	adev->doorbell_index.mec_ring4 = AMDGPU_DOORBELL_MEC_RING4;
2233 	adev->doorbell_index.mec_ring5 = AMDGPU_DOORBELL_MEC_RING5;
2234 	adev->doorbell_index.mec_ring6 = AMDGPU_DOORBELL_MEC_RING6;
2235 	adev->doorbell_index.mec_ring7 = AMDGPU_DOORBELL_MEC_RING7;
2236 	adev->doorbell_index.gfx_ring0 = AMDGPU_DOORBELL_GFX_RING0;
2237 	adev->doorbell_index.sdma_engine[0] = AMDGPU_DOORBELL_sDMA_ENGINE0;
2238 	adev->doorbell_index.sdma_engine[1] = AMDGPU_DOORBELL_sDMA_ENGINE1;
2239 	adev->doorbell_index.ih = AMDGPU_DOORBELL_IH;
2240 	adev->doorbell_index.max_assignment = AMDGPU_DOORBELL_MAX_ASSIGNMENT;
2241 }
2242