xref: /linux/drivers/gpu/drm/amd/amdgpu/vi.c (revision b3ee1e4609512dfff642a96b34d7e5dfcdc92d05)
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 = 4096,
140 		.max_pixels_per_frame = 4096 * 4096,
141 		.max_level = 0,
142 	},
143 	{
144 		.codec_type = AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_HEVC,
145 		.max_width = 4096,
146 		.max_height = 4096,
147 		.max_pixels_per_frame = 4096 * 4096,
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 = 1920,
171 		.max_height = 1088,
172 		.max_pixels_per_frame = 1920 * 1088,
173 		.max_level = 3,
174 	},
175 	{
176 		.codec_type = AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_MPEG4,
177 		.max_width = 1920,
178 		.max_height = 1088,
179 		.max_pixels_per_frame = 1920 * 1088,
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 = 1920,
192 		.max_height = 1088,
193 		.max_pixels_per_frame = 1920 * 1088,
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 = 1920,
210 		.max_height = 1088,
211 		.max_pixels_per_frame = 1920 * 1088,
212 		.max_level = 3,
213 	},
214 	{
215 		.codec_type = AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_MPEG4,
216 		.max_width = 1920,
217 		.max_height = 1088,
218 		.max_pixels_per_frame = 1920 * 1088,
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 = 1920,
231 		.max_height = 1088,
232 		.max_pixels_per_frame = 1920 * 1088,
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 
244 static const struct amdgpu_video_codecs cz_video_codecs_decode =
245 {
246 	.codec_count = ARRAY_SIZE(cz_video_codecs_decode_array),
247 	.codec_array = cz_video_codecs_decode_array,
248 };
249 
vi_query_video_codecs(struct amdgpu_device * adev,bool encode,const struct amdgpu_video_codecs ** codecs)250 static int vi_query_video_codecs(struct amdgpu_device *adev, bool encode,
251 				 const struct amdgpu_video_codecs **codecs)
252 {
253 	switch (adev->asic_type) {
254 	case CHIP_TOPAZ:
255 		if (encode)
256 			*codecs = &topaz_video_codecs_encode;
257 		else
258 			*codecs = &topaz_video_codecs_decode;
259 		return 0;
260 	case CHIP_TONGA:
261 		if (encode)
262 			*codecs = &tonga_video_codecs_encode;
263 		else
264 			*codecs = &tonga_video_codecs_decode;
265 		return 0;
266 	case CHIP_POLARIS10:
267 	case CHIP_POLARIS11:
268 	case CHIP_POLARIS12:
269 	case CHIP_VEGAM:
270 		if (encode)
271 			*codecs = &polaris_video_codecs_encode;
272 		else
273 			*codecs = &cz_video_codecs_decode;
274 		return 0;
275 	case CHIP_FIJI:
276 	case CHIP_CARRIZO:
277 	case CHIP_STONEY:
278 		if (encode)
279 			*codecs = &tonga_video_codecs_encode;
280 		else
281 			*codecs = &cz_video_codecs_decode;
282 		return 0;
283 	default:
284 		return -EINVAL;
285 	}
286 }
287 
288 /*
289  * Indirect registers accessor
290  */
vi_pcie_rreg(struct amdgpu_device * adev,u32 reg)291 static u32 vi_pcie_rreg(struct amdgpu_device *adev, u32 reg)
292 {
293 	unsigned long flags;
294 	u32 r;
295 
296 	spin_lock_irqsave(&adev->pcie_idx_lock, flags);
297 	WREG32_NO_KIQ(mmPCIE_INDEX, reg);
298 	(void)RREG32_NO_KIQ(mmPCIE_INDEX);
299 	r = RREG32_NO_KIQ(mmPCIE_DATA);
300 	spin_unlock_irqrestore(&adev->pcie_idx_lock, flags);
301 	return r;
302 }
303 
vi_pcie_wreg(struct amdgpu_device * adev,u32 reg,u32 v)304 static void vi_pcie_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
305 {
306 	unsigned long flags;
307 
308 	spin_lock_irqsave(&adev->pcie_idx_lock, flags);
309 	WREG32_NO_KIQ(mmPCIE_INDEX, reg);
310 	(void)RREG32_NO_KIQ(mmPCIE_INDEX);
311 	WREG32_NO_KIQ(mmPCIE_DATA, v);
312 	(void)RREG32_NO_KIQ(mmPCIE_DATA);
313 	spin_unlock_irqrestore(&adev->pcie_idx_lock, flags);
314 }
315 
vi_smc_rreg(struct amdgpu_device * adev,u32 reg)316 static u32 vi_smc_rreg(struct amdgpu_device *adev, u32 reg)
317 {
318 	unsigned long flags;
319 	u32 r;
320 
321 	spin_lock_irqsave(&adev->smc_idx_lock, flags);
322 	WREG32_NO_KIQ(mmSMC_IND_INDEX_11, (reg));
323 	r = RREG32_NO_KIQ(mmSMC_IND_DATA_11);
324 	spin_unlock_irqrestore(&adev->smc_idx_lock, flags);
325 	return r;
326 }
327 
vi_smc_wreg(struct amdgpu_device * adev,u32 reg,u32 v)328 static void vi_smc_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
329 {
330 	unsigned long flags;
331 
332 	spin_lock_irqsave(&adev->smc_idx_lock, flags);
333 	WREG32_NO_KIQ(mmSMC_IND_INDEX_11, (reg));
334 	WREG32_NO_KIQ(mmSMC_IND_DATA_11, (v));
335 	spin_unlock_irqrestore(&adev->smc_idx_lock, flags);
336 }
337 
338 /* smu_8_0_d.h */
339 #define mmMP0PUB_IND_INDEX                                                      0x180
340 #define mmMP0PUB_IND_DATA                                                       0x181
341 
cz_smc_rreg(struct amdgpu_device * adev,u32 reg)342 static u32 cz_smc_rreg(struct amdgpu_device *adev, u32 reg)
343 {
344 	unsigned long flags;
345 	u32 r;
346 
347 	spin_lock_irqsave(&adev->smc_idx_lock, flags);
348 	WREG32(mmMP0PUB_IND_INDEX, (reg));
349 	r = RREG32(mmMP0PUB_IND_DATA);
350 	spin_unlock_irqrestore(&adev->smc_idx_lock, flags);
351 	return r;
352 }
353 
cz_smc_wreg(struct amdgpu_device * adev,u32 reg,u32 v)354 static void cz_smc_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
355 {
356 	unsigned long flags;
357 
358 	spin_lock_irqsave(&adev->smc_idx_lock, flags);
359 	WREG32(mmMP0PUB_IND_INDEX, (reg));
360 	WREG32(mmMP0PUB_IND_DATA, (v));
361 	spin_unlock_irqrestore(&adev->smc_idx_lock, flags);
362 }
363 
vi_uvd_ctx_rreg(struct amdgpu_device * adev,u32 reg)364 static u32 vi_uvd_ctx_rreg(struct amdgpu_device *adev, u32 reg)
365 {
366 	unsigned long flags;
367 	u32 r;
368 
369 	spin_lock_irqsave(&adev->uvd_ctx_idx_lock, flags);
370 	WREG32(mmUVD_CTX_INDEX, ((reg) & 0x1ff));
371 	r = RREG32(mmUVD_CTX_DATA);
372 	spin_unlock_irqrestore(&adev->uvd_ctx_idx_lock, flags);
373 	return r;
374 }
375 
vi_uvd_ctx_wreg(struct amdgpu_device * adev,u32 reg,u32 v)376 static void vi_uvd_ctx_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
377 {
378 	unsigned long flags;
379 
380 	spin_lock_irqsave(&adev->uvd_ctx_idx_lock, flags);
381 	WREG32(mmUVD_CTX_INDEX, ((reg) & 0x1ff));
382 	WREG32(mmUVD_CTX_DATA, (v));
383 	spin_unlock_irqrestore(&adev->uvd_ctx_idx_lock, flags);
384 }
385 
vi_didt_rreg(struct amdgpu_device * adev,u32 reg)386 static u32 vi_didt_rreg(struct amdgpu_device *adev, u32 reg)
387 {
388 	unsigned long flags;
389 	u32 r;
390 
391 	spin_lock_irqsave(&adev->didt_idx_lock, flags);
392 	WREG32(mmDIDT_IND_INDEX, (reg));
393 	r = RREG32(mmDIDT_IND_DATA);
394 	spin_unlock_irqrestore(&adev->didt_idx_lock, flags);
395 	return r;
396 }
397 
vi_didt_wreg(struct amdgpu_device * adev,u32 reg,u32 v)398 static void vi_didt_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
399 {
400 	unsigned long flags;
401 
402 	spin_lock_irqsave(&adev->didt_idx_lock, flags);
403 	WREG32(mmDIDT_IND_INDEX, (reg));
404 	WREG32(mmDIDT_IND_DATA, (v));
405 	spin_unlock_irqrestore(&adev->didt_idx_lock, flags);
406 }
407 
vi_gc_cac_rreg(struct amdgpu_device * adev,u32 reg)408 static u32 vi_gc_cac_rreg(struct amdgpu_device *adev, u32 reg)
409 {
410 	unsigned long flags;
411 	u32 r;
412 
413 	spin_lock_irqsave(&adev->gc_cac_idx_lock, flags);
414 	WREG32(mmGC_CAC_IND_INDEX, (reg));
415 	r = RREG32(mmGC_CAC_IND_DATA);
416 	spin_unlock_irqrestore(&adev->gc_cac_idx_lock, flags);
417 	return r;
418 }
419 
vi_gc_cac_wreg(struct amdgpu_device * adev,u32 reg,u32 v)420 static void vi_gc_cac_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
421 {
422 	unsigned long flags;
423 
424 	spin_lock_irqsave(&adev->gc_cac_idx_lock, flags);
425 	WREG32(mmGC_CAC_IND_INDEX, (reg));
426 	WREG32(mmGC_CAC_IND_DATA, (v));
427 	spin_unlock_irqrestore(&adev->gc_cac_idx_lock, flags);
428 }
429 
430 
431 static const u32 tonga_mgcg_cgcg_init[] =
432 {
433 	mmCGTT_DRM_CLK_CTRL0, 0xffffffff, 0x00600100,
434 	mmPCIE_INDEX, 0xffffffff, 0x0140001c,
435 	mmPCIE_DATA, 0x000f0000, 0x00000000,
436 	mmSMC_IND_INDEX_4, 0xffffffff, 0xC060000C,
437 	mmSMC_IND_DATA_4, 0xc0000fff, 0x00000100,
438 	mmCGTT_DRM_CLK_CTRL0, 0xff000fff, 0x00000100,
439 	mmHDP_XDP_CGTT_BLK_CTRL, 0xc0000fff, 0x00000104,
440 };
441 
442 static const u32 fiji_mgcg_cgcg_init[] =
443 {
444 	mmCGTT_DRM_CLK_CTRL0, 0xffffffff, 0x00600100,
445 	mmPCIE_INDEX, 0xffffffff, 0x0140001c,
446 	mmPCIE_DATA, 0x000f0000, 0x00000000,
447 	mmSMC_IND_INDEX_4, 0xffffffff, 0xC060000C,
448 	mmSMC_IND_DATA_4, 0xc0000fff, 0x00000100,
449 	mmCGTT_DRM_CLK_CTRL0, 0xff000fff, 0x00000100,
450 	mmHDP_XDP_CGTT_BLK_CTRL, 0xc0000fff, 0x00000104,
451 };
452 
453 static const u32 iceland_mgcg_cgcg_init[] =
454 {
455 	mmPCIE_INDEX, 0xffffffff, ixPCIE_CNTL2,
456 	mmPCIE_DATA, 0x000f0000, 0x00000000,
457 	mmSMC_IND_INDEX_4, 0xffffffff, ixCGTT_ROM_CLK_CTRL0,
458 	mmSMC_IND_DATA_4, 0xc0000fff, 0x00000100,
459 	mmHDP_XDP_CGTT_BLK_CTRL, 0xc0000fff, 0x00000104,
460 };
461 
462 static const u32 cz_mgcg_cgcg_init[] =
463 {
464 	mmCGTT_DRM_CLK_CTRL0, 0xffffffff, 0x00600100,
465 	mmPCIE_INDEX, 0xffffffff, 0x0140001c,
466 	mmPCIE_DATA, 0x000f0000, 0x00000000,
467 	mmCGTT_DRM_CLK_CTRL0, 0xff000fff, 0x00000100,
468 	mmHDP_XDP_CGTT_BLK_CTRL, 0xc0000fff, 0x00000104,
469 };
470 
471 static const u32 stoney_mgcg_cgcg_init[] =
472 {
473 	mmCGTT_DRM_CLK_CTRL0, 0xffffffff, 0x00000100,
474 	mmHDP_XDP_CGTT_BLK_CTRL, 0xffffffff, 0x00000104,
475 	mmHDP_HOST_PATH_CNTL, 0xffffffff, 0x0f000027,
476 };
477 
vi_init_golden_registers(struct amdgpu_device * adev)478 static void vi_init_golden_registers(struct amdgpu_device *adev)
479 {
480 	/* Some of the registers might be dependent on GRBM_GFX_INDEX */
481 	mutex_lock(&adev->grbm_idx_mutex);
482 
483 	if (amdgpu_sriov_vf(adev)) {
484 		xgpu_vi_init_golden_registers(adev);
485 		mutex_unlock(&adev->grbm_idx_mutex);
486 		return;
487 	}
488 
489 	switch (adev->asic_type) {
490 	case CHIP_TOPAZ:
491 		amdgpu_device_program_register_sequence(adev,
492 							iceland_mgcg_cgcg_init,
493 							ARRAY_SIZE(iceland_mgcg_cgcg_init));
494 		break;
495 	case CHIP_FIJI:
496 		amdgpu_device_program_register_sequence(adev,
497 							fiji_mgcg_cgcg_init,
498 							ARRAY_SIZE(fiji_mgcg_cgcg_init));
499 		break;
500 	case CHIP_TONGA:
501 		amdgpu_device_program_register_sequence(adev,
502 							tonga_mgcg_cgcg_init,
503 							ARRAY_SIZE(tonga_mgcg_cgcg_init));
504 		break;
505 	case CHIP_CARRIZO:
506 		amdgpu_device_program_register_sequence(adev,
507 							cz_mgcg_cgcg_init,
508 							ARRAY_SIZE(cz_mgcg_cgcg_init));
509 		break;
510 	case CHIP_STONEY:
511 		amdgpu_device_program_register_sequence(adev,
512 							stoney_mgcg_cgcg_init,
513 							ARRAY_SIZE(stoney_mgcg_cgcg_init));
514 		break;
515 	case CHIP_POLARIS10:
516 	case CHIP_POLARIS11:
517 	case CHIP_POLARIS12:
518 	case CHIP_VEGAM:
519 	default:
520 		break;
521 	}
522 	mutex_unlock(&adev->grbm_idx_mutex);
523 }
524 
525 /**
526  * vi_get_xclk - get the xclk
527  *
528  * @adev: amdgpu_device pointer
529  *
530  * Returns the reference clock used by the gfx engine
531  * (VI).
532  */
vi_get_xclk(struct amdgpu_device * adev)533 static u32 vi_get_xclk(struct amdgpu_device *adev)
534 {
535 	u32 reference_clock = adev->clock.spll.reference_freq;
536 	u32 tmp;
537 
538 	if (adev->flags & AMD_IS_APU) {
539 		switch (adev->asic_type) {
540 		case CHIP_STONEY:
541 			/* vbios says 48Mhz, but the actual freq is 100Mhz */
542 			return 10000;
543 		default:
544 			return reference_clock;
545 		}
546 	}
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  */
vi_srbm_select(struct amdgpu_device * adev,u32 me,u32 pipe,u32 queue,u32 vmid)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 
vi_read_disabled_bios(struct amdgpu_device * adev)583 static bool vi_read_disabled_bios(struct amdgpu_device *adev)
584 {
585 	u32 bus_cntl;
586 	u32 d1vga_control = 0;
587 	u32 d2vga_control = 0;
588 	u32 vga_render_control = 0;
589 	u32 rom_cntl;
590 	bool r;
591 
592 	bus_cntl = RREG32(mmBUS_CNTL);
593 	if (adev->mode_info.num_crtc) {
594 		d1vga_control = RREG32(mmD1VGA_CONTROL);
595 		d2vga_control = RREG32(mmD2VGA_CONTROL);
596 		vga_render_control = RREG32(mmVGA_RENDER_CONTROL);
597 	}
598 	rom_cntl = RREG32_SMC(ixROM_CNTL);
599 
600 	/* enable the rom */
601 	WREG32(mmBUS_CNTL, (bus_cntl & ~BUS_CNTL__BIOS_ROM_DIS_MASK));
602 	if (adev->mode_info.num_crtc) {
603 		/* Disable VGA mode */
604 		WREG32(mmD1VGA_CONTROL,
605 		       (d1vga_control & ~(D1VGA_CONTROL__D1VGA_MODE_ENABLE_MASK |
606 					  D1VGA_CONTROL__D1VGA_TIMING_SELECT_MASK)));
607 		WREG32(mmD2VGA_CONTROL,
608 		       (d2vga_control & ~(D2VGA_CONTROL__D2VGA_MODE_ENABLE_MASK |
609 					  D2VGA_CONTROL__D2VGA_TIMING_SELECT_MASK)));
610 		WREG32(mmVGA_RENDER_CONTROL,
611 		       (vga_render_control & ~VGA_RENDER_CONTROL__VGA_VSTATUS_CNTL_MASK));
612 	}
613 	WREG32_SMC(ixROM_CNTL, rom_cntl | ROM_CNTL__SCK_OVERWRITE_MASK);
614 
615 	r = amdgpu_read_bios(adev);
616 
617 	/* restore regs */
618 	WREG32(mmBUS_CNTL, bus_cntl);
619 	if (adev->mode_info.num_crtc) {
620 		WREG32(mmD1VGA_CONTROL, d1vga_control);
621 		WREG32(mmD2VGA_CONTROL, d2vga_control);
622 		WREG32(mmVGA_RENDER_CONTROL, vga_render_control);
623 	}
624 	WREG32_SMC(ixROM_CNTL, rom_cntl);
625 	return r;
626 }
627 
vi_read_bios_from_rom(struct amdgpu_device * adev,u8 * bios,u32 length_bytes)628 static bool vi_read_bios_from_rom(struct amdgpu_device *adev,
629 				  u8 *bios, u32 length_bytes)
630 {
631 	u32 *dw_ptr;
632 	unsigned long flags;
633 	u32 i, length_dw;
634 
635 	if (bios == NULL)
636 		return false;
637 	if (length_bytes == 0)
638 		return false;
639 	/* APU vbios image is part of sbios image */
640 	if (adev->flags & AMD_IS_APU)
641 		return false;
642 
643 	dw_ptr = (u32 *)bios;
644 	length_dw = ALIGN(length_bytes, 4) / 4;
645 	/* take the smc lock since we are using the smc index */
646 	spin_lock_irqsave(&adev->smc_idx_lock, flags);
647 	/* set rom index to 0 */
648 	WREG32(mmSMC_IND_INDEX_11, ixROM_INDEX);
649 	WREG32(mmSMC_IND_DATA_11, 0);
650 	/* set index to data for continous read */
651 	WREG32(mmSMC_IND_INDEX_11, ixROM_DATA);
652 	for (i = 0; i < length_dw; i++)
653 		dw_ptr[i] = RREG32(mmSMC_IND_DATA_11);
654 	spin_unlock_irqrestore(&adev->smc_idx_lock, flags);
655 
656 	return true;
657 }
658 
659 static const struct amdgpu_allowed_register_entry vi_allowed_read_registers[] = {
660 	{mmGRBM_STATUS},
661 	{mmGRBM_STATUS2},
662 	{mmGRBM_STATUS_SE0},
663 	{mmGRBM_STATUS_SE1},
664 	{mmGRBM_STATUS_SE2},
665 	{mmGRBM_STATUS_SE3},
666 	{mmSRBM_STATUS},
667 	{mmSRBM_STATUS2},
668 	{mmSRBM_STATUS3},
669 	{mmSDMA0_STATUS_REG + SDMA0_REGISTER_OFFSET},
670 	{mmSDMA0_STATUS_REG + SDMA1_REGISTER_OFFSET},
671 	{mmCP_STAT},
672 	{mmCP_STALLED_STAT1},
673 	{mmCP_STALLED_STAT2},
674 	{mmCP_STALLED_STAT3},
675 	{mmCP_CPF_BUSY_STAT},
676 	{mmCP_CPF_STALLED_STAT1},
677 	{mmCP_CPF_STATUS},
678 	{mmCP_CPC_BUSY_STAT},
679 	{mmCP_CPC_STALLED_STAT1},
680 	{mmCP_CPC_STATUS},
681 	{mmGB_ADDR_CONFIG},
682 	{mmMC_ARB_RAMCFG},
683 	{mmGB_TILE_MODE0},
684 	{mmGB_TILE_MODE1},
685 	{mmGB_TILE_MODE2},
686 	{mmGB_TILE_MODE3},
687 	{mmGB_TILE_MODE4},
688 	{mmGB_TILE_MODE5},
689 	{mmGB_TILE_MODE6},
690 	{mmGB_TILE_MODE7},
691 	{mmGB_TILE_MODE8},
692 	{mmGB_TILE_MODE9},
693 	{mmGB_TILE_MODE10},
694 	{mmGB_TILE_MODE11},
695 	{mmGB_TILE_MODE12},
696 	{mmGB_TILE_MODE13},
697 	{mmGB_TILE_MODE14},
698 	{mmGB_TILE_MODE15},
699 	{mmGB_TILE_MODE16},
700 	{mmGB_TILE_MODE17},
701 	{mmGB_TILE_MODE18},
702 	{mmGB_TILE_MODE19},
703 	{mmGB_TILE_MODE20},
704 	{mmGB_TILE_MODE21},
705 	{mmGB_TILE_MODE22},
706 	{mmGB_TILE_MODE23},
707 	{mmGB_TILE_MODE24},
708 	{mmGB_TILE_MODE25},
709 	{mmGB_TILE_MODE26},
710 	{mmGB_TILE_MODE27},
711 	{mmGB_TILE_MODE28},
712 	{mmGB_TILE_MODE29},
713 	{mmGB_TILE_MODE30},
714 	{mmGB_TILE_MODE31},
715 	{mmGB_MACROTILE_MODE0},
716 	{mmGB_MACROTILE_MODE1},
717 	{mmGB_MACROTILE_MODE2},
718 	{mmGB_MACROTILE_MODE3},
719 	{mmGB_MACROTILE_MODE4},
720 	{mmGB_MACROTILE_MODE5},
721 	{mmGB_MACROTILE_MODE6},
722 	{mmGB_MACROTILE_MODE7},
723 	{mmGB_MACROTILE_MODE8},
724 	{mmGB_MACROTILE_MODE9},
725 	{mmGB_MACROTILE_MODE10},
726 	{mmGB_MACROTILE_MODE11},
727 	{mmGB_MACROTILE_MODE12},
728 	{mmGB_MACROTILE_MODE13},
729 	{mmGB_MACROTILE_MODE14},
730 	{mmGB_MACROTILE_MODE15},
731 	{mmCC_RB_BACKEND_DISABLE, true},
732 	{mmGC_USER_RB_BACKEND_DISABLE, true},
733 	{mmGB_BACKEND_MAP, false},
734 	{mmPA_SC_RASTER_CONFIG, true},
735 	{mmPA_SC_RASTER_CONFIG_1, true},
736 };
737 
vi_get_register_value(struct amdgpu_device * adev,bool indexed,u32 se_num,u32 sh_num,u32 reg_offset)738 static uint32_t vi_get_register_value(struct amdgpu_device *adev,
739 				      bool indexed, u32 se_num,
740 				      u32 sh_num, u32 reg_offset)
741 {
742 	if (indexed) {
743 		uint32_t val;
744 		unsigned se_idx = (se_num == 0xffffffff) ? 0 : se_num;
745 		unsigned sh_idx = (sh_num == 0xffffffff) ? 0 : sh_num;
746 
747 		switch (reg_offset) {
748 		case mmCC_RB_BACKEND_DISABLE:
749 			return adev->gfx.config.rb_config[se_idx][sh_idx].rb_backend_disable;
750 		case mmGC_USER_RB_BACKEND_DISABLE:
751 			return adev->gfx.config.rb_config[se_idx][sh_idx].user_rb_backend_disable;
752 		case mmPA_SC_RASTER_CONFIG:
753 			return adev->gfx.config.rb_config[se_idx][sh_idx].raster_config;
754 		case mmPA_SC_RASTER_CONFIG_1:
755 			return adev->gfx.config.rb_config[se_idx][sh_idx].raster_config_1;
756 		}
757 
758 		mutex_lock(&adev->grbm_idx_mutex);
759 		if (se_num != 0xffffffff || sh_num != 0xffffffff)
760 			amdgpu_gfx_select_se_sh(adev, se_num, sh_num, 0xffffffff, 0);
761 
762 		val = RREG32(reg_offset);
763 
764 		if (se_num != 0xffffffff || sh_num != 0xffffffff)
765 			amdgpu_gfx_select_se_sh(adev, 0xffffffff, 0xffffffff, 0xffffffff, 0);
766 		mutex_unlock(&adev->grbm_idx_mutex);
767 		return val;
768 	} else {
769 		unsigned idx;
770 
771 		switch (reg_offset) {
772 		case mmGB_ADDR_CONFIG:
773 			return adev->gfx.config.gb_addr_config;
774 		case mmMC_ARB_RAMCFG:
775 			return adev->gfx.config.mc_arb_ramcfg;
776 		case mmGB_TILE_MODE0:
777 		case mmGB_TILE_MODE1:
778 		case mmGB_TILE_MODE2:
779 		case mmGB_TILE_MODE3:
780 		case mmGB_TILE_MODE4:
781 		case mmGB_TILE_MODE5:
782 		case mmGB_TILE_MODE6:
783 		case mmGB_TILE_MODE7:
784 		case mmGB_TILE_MODE8:
785 		case mmGB_TILE_MODE9:
786 		case mmGB_TILE_MODE10:
787 		case mmGB_TILE_MODE11:
788 		case mmGB_TILE_MODE12:
789 		case mmGB_TILE_MODE13:
790 		case mmGB_TILE_MODE14:
791 		case mmGB_TILE_MODE15:
792 		case mmGB_TILE_MODE16:
793 		case mmGB_TILE_MODE17:
794 		case mmGB_TILE_MODE18:
795 		case mmGB_TILE_MODE19:
796 		case mmGB_TILE_MODE20:
797 		case mmGB_TILE_MODE21:
798 		case mmGB_TILE_MODE22:
799 		case mmGB_TILE_MODE23:
800 		case mmGB_TILE_MODE24:
801 		case mmGB_TILE_MODE25:
802 		case mmGB_TILE_MODE26:
803 		case mmGB_TILE_MODE27:
804 		case mmGB_TILE_MODE28:
805 		case mmGB_TILE_MODE29:
806 		case mmGB_TILE_MODE30:
807 		case mmGB_TILE_MODE31:
808 			idx = (reg_offset - mmGB_TILE_MODE0);
809 			return adev->gfx.config.tile_mode_array[idx];
810 		case mmGB_MACROTILE_MODE0:
811 		case mmGB_MACROTILE_MODE1:
812 		case mmGB_MACROTILE_MODE2:
813 		case mmGB_MACROTILE_MODE3:
814 		case mmGB_MACROTILE_MODE4:
815 		case mmGB_MACROTILE_MODE5:
816 		case mmGB_MACROTILE_MODE6:
817 		case mmGB_MACROTILE_MODE7:
818 		case mmGB_MACROTILE_MODE8:
819 		case mmGB_MACROTILE_MODE9:
820 		case mmGB_MACROTILE_MODE10:
821 		case mmGB_MACROTILE_MODE11:
822 		case mmGB_MACROTILE_MODE12:
823 		case mmGB_MACROTILE_MODE13:
824 		case mmGB_MACROTILE_MODE14:
825 		case mmGB_MACROTILE_MODE15:
826 			idx = (reg_offset - mmGB_MACROTILE_MODE0);
827 			return adev->gfx.config.macrotile_mode_array[idx];
828 		default:
829 			return RREG32(reg_offset);
830 		}
831 	}
832 }
833 
vi_read_register(struct amdgpu_device * adev,u32 se_num,u32 sh_num,u32 reg_offset,u32 * value)834 static int vi_read_register(struct amdgpu_device *adev, u32 se_num,
835 			    u32 sh_num, u32 reg_offset, u32 *value)
836 {
837 	uint32_t i;
838 
839 	*value = 0;
840 	for (i = 0; i < ARRAY_SIZE(vi_allowed_read_registers); i++) {
841 		bool indexed = vi_allowed_read_registers[i].grbm_indexed;
842 
843 		if (reg_offset != vi_allowed_read_registers[i].reg_offset)
844 			continue;
845 
846 		*value = vi_get_register_value(adev, indexed, se_num, sh_num,
847 					       reg_offset);
848 		return 0;
849 	}
850 	return -EINVAL;
851 }
852 
853 /**
854  * vi_asic_pci_config_reset - soft reset GPU
855  *
856  * @adev: amdgpu_device pointer
857  *
858  * Use PCI Config method to reset the GPU.
859  *
860  * Returns 0 for success.
861  */
vi_asic_pci_config_reset(struct amdgpu_device * adev)862 static int vi_asic_pci_config_reset(struct amdgpu_device *adev)
863 {
864 	u32 i;
865 	int r = -EINVAL;
866 
867 	amdgpu_atombios_scratch_regs_engine_hung(adev, true);
868 
869 	/* disable BM */
870 	pci_clear_master(adev->pdev);
871 	/* reset */
872 	amdgpu_device_pci_config_reset(adev);
873 
874 	udelay(100);
875 
876 	/* wait for asic to come out of reset */
877 	for (i = 0; i < adev->usec_timeout; i++) {
878 		if (RREG32(mmCONFIG_MEMSIZE) != 0xffffffff) {
879 			/* enable BM */
880 			pci_set_master(adev->pdev);
881 			adev->has_hw_reset = true;
882 			r = 0;
883 			break;
884 		}
885 		udelay(1);
886 	}
887 
888 	amdgpu_atombios_scratch_regs_engine_hung(adev, false);
889 
890 	return r;
891 }
892 
vi_asic_supports_baco(struct amdgpu_device * adev)893 static int vi_asic_supports_baco(struct amdgpu_device *adev)
894 {
895 	switch (adev->asic_type) {
896 	case CHIP_FIJI:
897 	case CHIP_TONGA:
898 	case CHIP_POLARIS10:
899 	case CHIP_POLARIS11:
900 	case CHIP_POLARIS12:
901 	case CHIP_TOPAZ:
902 		return amdgpu_dpm_is_baco_supported(adev);
903 	default:
904 		return 0;
905 	}
906 }
907 
908 static enum amd_reset_method
vi_asic_reset_method(struct amdgpu_device * adev)909 vi_asic_reset_method(struct amdgpu_device *adev)
910 {
911 	int baco_reset;
912 
913 	if (amdgpu_reset_method == AMD_RESET_METHOD_LEGACY ||
914 	    amdgpu_reset_method == AMD_RESET_METHOD_BACO)
915 		return amdgpu_reset_method;
916 
917 	if (amdgpu_reset_method != -1)
918 		dev_warn(adev->dev, "Specified reset method:%d isn't supported, using AUTO instead.\n",
919 				  amdgpu_reset_method);
920 
921 	switch (adev->asic_type) {
922 	case CHIP_FIJI:
923 	case CHIP_TONGA:
924 	case CHIP_POLARIS10:
925 	case CHIP_POLARIS11:
926 	case CHIP_POLARIS12:
927 	case CHIP_TOPAZ:
928 		baco_reset = amdgpu_dpm_is_baco_supported(adev);
929 		break;
930 	default:
931 		baco_reset = 0;
932 		break;
933 	}
934 
935 	if (baco_reset)
936 		return AMD_RESET_METHOD_BACO;
937 	else
938 		return AMD_RESET_METHOD_LEGACY;
939 }
940 
941 /**
942  * vi_asic_reset - soft reset GPU
943  *
944  * @adev: amdgpu_device pointer
945  *
946  * Look up which blocks are hung and attempt
947  * to reset them.
948  * Returns 0 for success.
949  */
vi_asic_reset(struct amdgpu_device * adev)950 static int vi_asic_reset(struct amdgpu_device *adev)
951 {
952 	int r;
953 
954 	/* APUs don't have full asic reset */
955 	if (adev->flags & AMD_IS_APU)
956 		return 0;
957 
958 	if (vi_asic_reset_method(adev) == AMD_RESET_METHOD_BACO) {
959 		dev_info(adev->dev, "BACO reset\n");
960 		r = amdgpu_dpm_baco_reset(adev);
961 	} else {
962 		dev_info(adev->dev, "PCI CONFIG reset\n");
963 		r = vi_asic_pci_config_reset(adev);
964 	}
965 
966 	return r;
967 }
968 
vi_get_config_memsize(struct amdgpu_device * adev)969 static u32 vi_get_config_memsize(struct amdgpu_device *adev)
970 {
971 	return RREG32(mmCONFIG_MEMSIZE);
972 }
973 
vi_set_uvd_clock(struct amdgpu_device * adev,u32 clock,u32 cntl_reg,u32 status_reg)974 static int vi_set_uvd_clock(struct amdgpu_device *adev, u32 clock,
975 			u32 cntl_reg, u32 status_reg)
976 {
977 	int r, i;
978 	struct atom_clock_dividers dividers;
979 	uint32_t tmp;
980 
981 	r = amdgpu_atombios_get_clock_dividers(adev,
982 					       COMPUTE_GPUCLK_INPUT_FLAG_DEFAULT_GPUCLK,
983 					       clock, false, &dividers);
984 	if (r)
985 		return r;
986 
987 	tmp = RREG32_SMC(cntl_reg);
988 
989 	if (adev->flags & AMD_IS_APU)
990 		tmp &= ~CG_DCLK_CNTL__DCLK_DIVIDER_MASK;
991 	else
992 		tmp &= ~(CG_DCLK_CNTL__DCLK_DIR_CNTL_EN_MASK |
993 				CG_DCLK_CNTL__DCLK_DIVIDER_MASK);
994 	tmp |= dividers.post_divider;
995 	WREG32_SMC(cntl_reg, tmp);
996 
997 	for (i = 0; i < 100; i++) {
998 		tmp = RREG32_SMC(status_reg);
999 		if (adev->flags & AMD_IS_APU) {
1000 			if (tmp & 0x10000)
1001 				break;
1002 		} else {
1003 			if (tmp & CG_DCLK_STATUS__DCLK_STATUS_MASK)
1004 				break;
1005 		}
1006 		mdelay(10);
1007 	}
1008 	if (i == 100)
1009 		return -ETIMEDOUT;
1010 	return 0;
1011 }
1012 
1013 #define ixGNB_CLK1_DFS_CNTL 0xD82200F0
1014 #define ixGNB_CLK1_STATUS   0xD822010C
1015 #define ixGNB_CLK2_DFS_CNTL 0xD8220110
1016 #define ixGNB_CLK2_STATUS   0xD822012C
1017 #define ixGNB_CLK3_DFS_CNTL 0xD8220130
1018 #define ixGNB_CLK3_STATUS   0xD822014C
1019 
vi_set_uvd_clocks(struct amdgpu_device * adev,u32 vclk,u32 dclk)1020 static int vi_set_uvd_clocks(struct amdgpu_device *adev, u32 vclk, u32 dclk)
1021 {
1022 	int r;
1023 
1024 	if (adev->flags & AMD_IS_APU) {
1025 		r = vi_set_uvd_clock(adev, vclk, ixGNB_CLK2_DFS_CNTL, ixGNB_CLK2_STATUS);
1026 		if (r)
1027 			return r;
1028 
1029 		r = vi_set_uvd_clock(adev, dclk, ixGNB_CLK1_DFS_CNTL, ixGNB_CLK1_STATUS);
1030 		if (r)
1031 			return r;
1032 	} else {
1033 		r = vi_set_uvd_clock(adev, vclk, ixCG_VCLK_CNTL, ixCG_VCLK_STATUS);
1034 		if (r)
1035 			return r;
1036 
1037 		r = vi_set_uvd_clock(adev, dclk, ixCG_DCLK_CNTL, ixCG_DCLK_STATUS);
1038 		if (r)
1039 			return r;
1040 	}
1041 
1042 	return 0;
1043 }
1044 
vi_set_vce_clocks(struct amdgpu_device * adev,u32 evclk,u32 ecclk)1045 static int vi_set_vce_clocks(struct amdgpu_device *adev, u32 evclk, u32 ecclk)
1046 {
1047 	int r, i;
1048 	struct atom_clock_dividers dividers;
1049 	u32 tmp;
1050 	u32 reg_ctrl;
1051 	u32 reg_status;
1052 	u32 status_mask;
1053 	u32 reg_mask;
1054 
1055 	if (adev->flags & AMD_IS_APU) {
1056 		reg_ctrl = ixGNB_CLK3_DFS_CNTL;
1057 		reg_status = ixGNB_CLK3_STATUS;
1058 		status_mask = 0x00010000;
1059 		reg_mask = CG_ECLK_CNTL__ECLK_DIVIDER_MASK;
1060 	} else {
1061 		reg_ctrl = ixCG_ECLK_CNTL;
1062 		reg_status = ixCG_ECLK_STATUS;
1063 		status_mask = CG_ECLK_STATUS__ECLK_STATUS_MASK;
1064 		reg_mask = CG_ECLK_CNTL__ECLK_DIR_CNTL_EN_MASK | CG_ECLK_CNTL__ECLK_DIVIDER_MASK;
1065 	}
1066 
1067 	r = amdgpu_atombios_get_clock_dividers(adev,
1068 					       COMPUTE_GPUCLK_INPUT_FLAG_DEFAULT_GPUCLK,
1069 					       ecclk, false, &dividers);
1070 	if (r)
1071 		return r;
1072 
1073 	for (i = 0; i < 100; i++) {
1074 		if (RREG32_SMC(reg_status) & status_mask)
1075 			break;
1076 		mdelay(10);
1077 	}
1078 
1079 	if (i == 100)
1080 		return -ETIMEDOUT;
1081 
1082 	tmp = RREG32_SMC(reg_ctrl);
1083 	tmp &= ~reg_mask;
1084 	tmp |= dividers.post_divider;
1085 	WREG32_SMC(reg_ctrl, tmp);
1086 
1087 	for (i = 0; i < 100; i++) {
1088 		if (RREG32_SMC(reg_status) & status_mask)
1089 			break;
1090 		mdelay(10);
1091 	}
1092 
1093 	if (i == 100)
1094 		return -ETIMEDOUT;
1095 
1096 	return 0;
1097 }
1098 
vi_enable_aspm(struct amdgpu_device * adev)1099 static void vi_enable_aspm(struct amdgpu_device *adev)
1100 {
1101 	u32 data, orig;
1102 
1103 	orig = data = RREG32_PCIE(ixPCIE_LC_CNTL);
1104 	data |= PCIE_LC_CNTL__LC_L0S_INACTIVITY_DEFAULT <<
1105 			PCIE_LC_CNTL__LC_L0S_INACTIVITY__SHIFT;
1106 	data |= PCIE_LC_CNTL__LC_L1_INACTIVITY_DEFAULT <<
1107 			PCIE_LC_CNTL__LC_L1_INACTIVITY__SHIFT;
1108 	data &= ~PCIE_LC_CNTL__LC_PMI_TO_L1_DIS_MASK;
1109 	data |= PCIE_LC_CNTL__LC_DELAY_L1_EXIT_MASK;
1110 	if (orig != data)
1111 		WREG32_PCIE(ixPCIE_LC_CNTL, data);
1112 }
1113 
vi_program_aspm(struct amdgpu_device * adev)1114 static void vi_program_aspm(struct amdgpu_device *adev)
1115 {
1116 	u32 data, data1, orig;
1117 	bool bL1SS = false;
1118 	bool bClkReqSupport = true;
1119 
1120 	if (!amdgpu_device_should_use_aspm(adev))
1121 		return;
1122 
1123 	if (adev->asic_type < CHIP_POLARIS10)
1124 		return;
1125 
1126 	orig = data = RREG32_PCIE(ixPCIE_LC_CNTL);
1127 	data &= ~PCIE_LC_CNTL__LC_L1_INACTIVITY_MASK;
1128 	data &= ~PCIE_LC_CNTL__LC_L0S_INACTIVITY_MASK;
1129 	data |= PCIE_LC_CNTL__LC_PMI_TO_L1_DIS_MASK;
1130 	if (orig != data)
1131 		WREG32_PCIE(ixPCIE_LC_CNTL, data);
1132 
1133 	orig = data = RREG32_PCIE(ixPCIE_LC_N_FTS_CNTL);
1134 	data &= ~PCIE_LC_N_FTS_CNTL__LC_XMIT_N_FTS_MASK;
1135 	data |= 0x0024 << PCIE_LC_N_FTS_CNTL__LC_XMIT_N_FTS__SHIFT;
1136 	data |= PCIE_LC_N_FTS_CNTL__LC_XMIT_N_FTS_OVERRIDE_EN_MASK;
1137 	if (orig != data)
1138 		WREG32_PCIE(ixPCIE_LC_N_FTS_CNTL, data);
1139 
1140 	orig = data = RREG32_PCIE(ixPCIE_LC_CNTL3);
1141 	data |= PCIE_LC_CNTL3__LC_GO_TO_RECOVERY_MASK;
1142 	if (orig != data)
1143 		WREG32_PCIE(ixPCIE_LC_CNTL3, data);
1144 
1145 	orig = data = RREG32_PCIE(ixPCIE_P_CNTL);
1146 	data |= PCIE_P_CNTL__P_IGNORE_EDB_ERR_MASK;
1147 	if (orig != data)
1148 		WREG32_PCIE(ixPCIE_P_CNTL, data);
1149 
1150 	data = RREG32_PCIE(ixPCIE_LC_L1_PM_SUBSTATE);
1151 	pci_read_config_dword(adev->pdev, PCIE_L1_PM_SUB_CNTL, &data1);
1152 	if (data & PCIE_LC_L1_PM_SUBSTATE__LC_L1_SUBSTATES_OVERRIDE_EN_MASK &&
1153 	    (data & (PCIE_LC_L1_PM_SUBSTATE__LC_PCI_PM_L1_2_OVERRIDE_MASK |
1154 		    PCIE_LC_L1_PM_SUBSTATE__LC_PCI_PM_L1_1_OVERRIDE_MASK |
1155 			PCIE_LC_L1_PM_SUBSTATE__LC_ASPM_L1_2_OVERRIDE_MASK |
1156 			PCIE_LC_L1_PM_SUBSTATE__LC_ASPM_L1_1_OVERRIDE_MASK))) {
1157 		bL1SS = true;
1158 	} else if (data1 & (PCIE_L1_PM_SUB_CNTL__ASPM_L1_2_EN_MASK |
1159 	    PCIE_L1_PM_SUB_CNTL__ASPM_L1_1_EN_MASK |
1160 	    PCIE_L1_PM_SUB_CNTL__PCI_PM_L1_2_EN_MASK |
1161 	    PCIE_L1_PM_SUB_CNTL__PCI_PM_L1_1_EN_MASK)) {
1162 		bL1SS = true;
1163 	}
1164 
1165 	orig = data = RREG32_PCIE(ixPCIE_LC_CNTL6);
1166 	data |= PCIE_LC_CNTL6__LC_L1_POWERDOWN_MASK;
1167 	if (orig != data)
1168 		WREG32_PCIE(ixPCIE_LC_CNTL6, data);
1169 
1170 	orig = data = RREG32_PCIE(ixPCIE_LC_LINK_WIDTH_CNTL);
1171 	data |= PCIE_LC_LINK_WIDTH_CNTL__LC_DYN_LANES_PWR_STATE_MASK;
1172 	if (orig != data)
1173 		WREG32_PCIE(ixPCIE_LC_LINK_WIDTH_CNTL, data);
1174 
1175 	pci_read_config_dword(adev->pdev, LINK_CAP, &data);
1176 	if (!(data & PCIE_LINK_CAP__CLOCK_POWER_MANAGEMENT_MASK))
1177 		bClkReqSupport = false;
1178 
1179 	if (bClkReqSupport) {
1180 		orig = data = RREG32_SMC(ixTHM_CLK_CNTL);
1181 		data &= ~(THM_CLK_CNTL__CMON_CLK_SEL_MASK | THM_CLK_CNTL__TMON_CLK_SEL_MASK);
1182 		data |= (1 << THM_CLK_CNTL__CMON_CLK_SEL__SHIFT) |
1183 				(1 << THM_CLK_CNTL__TMON_CLK_SEL__SHIFT);
1184 		if (orig != data)
1185 			WREG32_SMC(ixTHM_CLK_CNTL, data);
1186 
1187 		orig = data = RREG32_SMC(ixMISC_CLK_CTRL);
1188 		data &= ~(MISC_CLK_CTRL__DEEP_SLEEP_CLK_SEL_MASK |
1189 			MISC_CLK_CTRL__ZCLK_SEL_MASK | MISC_CLK_CTRL__DFT_SMS_PG_CLK_SEL_MASK);
1190 		data |= (1 << MISC_CLK_CTRL__DEEP_SLEEP_CLK_SEL__SHIFT) |
1191 				(1 << MISC_CLK_CTRL__ZCLK_SEL__SHIFT);
1192 		data |= (0x20 << MISC_CLK_CTRL__DFT_SMS_PG_CLK_SEL__SHIFT);
1193 		if (orig != data)
1194 			WREG32_SMC(ixMISC_CLK_CTRL, data);
1195 
1196 		orig = data = RREG32_SMC(ixCG_CLKPIN_CNTL);
1197 		data |= CG_CLKPIN_CNTL__XTALIN_DIVIDE_MASK;
1198 		if (orig != data)
1199 			WREG32_SMC(ixCG_CLKPIN_CNTL, data);
1200 
1201 		orig = data = RREG32_SMC(ixCG_CLKPIN_CNTL_2);
1202 		data |= CG_CLKPIN_CNTL_2__ENABLE_XCLK_MASK;
1203 		if (orig != data)
1204 			WREG32_SMC(ixCG_CLKPIN_CNTL, data);
1205 
1206 		orig = data = RREG32_SMC(ixMPLL_BYPASSCLK_SEL);
1207 		data &= ~MPLL_BYPASSCLK_SEL__MPLL_CLKOUT_SEL_MASK;
1208 		data |= (4 << MPLL_BYPASSCLK_SEL__MPLL_CLKOUT_SEL__SHIFT);
1209 		if (orig != data)
1210 			WREG32_SMC(ixMPLL_BYPASSCLK_SEL, data);
1211 
1212 		orig = data = RREG32_PCIE(ixCPM_CONTROL);
1213 		data |= (CPM_CONTROL__REFCLK_XSTCLK_ENABLE_MASK |
1214 				CPM_CONTROL__CLKREQb_UNGATE_TXCLK_ENABLE_MASK);
1215 		if (orig != data)
1216 			WREG32_PCIE(ixCPM_CONTROL, data);
1217 
1218 		orig = data = RREG32_PCIE(ixPCIE_CONFIG_CNTL);
1219 		data &= ~PCIE_CONFIG_CNTL__DYN_CLK_LATENCY_MASK;
1220 		data |= (0xE << PCIE_CONFIG_CNTL__DYN_CLK_LATENCY__SHIFT);
1221 		if (orig != data)
1222 			WREG32_PCIE(ixPCIE_CONFIG_CNTL, data);
1223 
1224 		orig = data = RREG32(mmBIF_CLK_CTRL);
1225 		data |= BIF_CLK_CTRL__BIF_XSTCLK_READY_MASK;
1226 		if (orig != data)
1227 			WREG32(mmBIF_CLK_CTRL, data);
1228 
1229 		orig = data = RREG32_PCIE(ixPCIE_LC_CNTL7);
1230 		data |= PCIE_LC_CNTL7__LC_L1_SIDEBAND_CLKREQ_PDWN_EN_MASK;
1231 		if (orig != data)
1232 			WREG32_PCIE(ixPCIE_LC_CNTL7, data);
1233 
1234 		orig = data = RREG32_PCIE(ixPCIE_HW_DEBUG);
1235 		data |= PCIE_HW_DEBUG__HW_01_DEBUG_MASK;
1236 		if (orig != data)
1237 			WREG32_PCIE(ixPCIE_HW_DEBUG, data);
1238 
1239 		orig = data = RREG32_PCIE(ixPCIE_LC_CNTL2);
1240 		data |= PCIE_LC_CNTL2__LC_ALLOW_PDWN_IN_L23_MASK;
1241 		data |= PCIE_LC_CNTL2__LC_ALLOW_PDWN_IN_L1_MASK;
1242 		if (bL1SS)
1243 			data &= ~PCIE_LC_CNTL2__LC_ALLOW_PDWN_IN_L1_MASK;
1244 		if (orig != data)
1245 			WREG32_PCIE(ixPCIE_LC_CNTL2, data);
1246 
1247 	}
1248 
1249 	vi_enable_aspm(adev);
1250 
1251 	data = RREG32_PCIE(ixPCIE_LC_N_FTS_CNTL);
1252 	data1 = RREG32_PCIE(ixPCIE_LC_STATUS1);
1253 	if (((data & PCIE_LC_N_FTS_CNTL__LC_N_FTS_MASK) == PCIE_LC_N_FTS_CNTL__LC_N_FTS_MASK) &&
1254 	    data1 & PCIE_LC_STATUS1__LC_REVERSE_XMIT_MASK &&
1255 	    data1 & PCIE_LC_STATUS1__LC_REVERSE_RCVR_MASK) {
1256 		orig = data = RREG32_PCIE(ixPCIE_LC_CNTL);
1257 		data &= ~PCIE_LC_CNTL__LC_L0S_INACTIVITY_MASK;
1258 		if (orig != data)
1259 			WREG32_PCIE(ixPCIE_LC_CNTL, data);
1260 	}
1261 
1262 	if ((adev->asic_type == CHIP_POLARIS12 &&
1263 	    !(ASICID_IS_P23(adev->pdev->device, adev->pdev->revision))) ||
1264 	    ASIC_IS_P22(adev->asic_type, adev->external_rev_id)) {
1265 		orig = data = RREG32_PCIE(ixPCIE_LC_TRAINING_CNTL);
1266 		data &= ~PCIE_LC_TRAINING_CNTL__LC_DISABLE_TRAINING_BIT_ARCH_MASK;
1267 		if (orig != data)
1268 			WREG32_PCIE(ixPCIE_LC_TRAINING_CNTL, data);
1269 	}
1270 }
1271 
vi_enable_doorbell_aperture(struct amdgpu_device * adev,bool enable)1272 static void vi_enable_doorbell_aperture(struct amdgpu_device *adev,
1273 					bool enable)
1274 {
1275 	u32 tmp;
1276 
1277 	/* not necessary on CZ */
1278 	if (adev->flags & AMD_IS_APU)
1279 		return;
1280 
1281 	tmp = RREG32(mmBIF_DOORBELL_APER_EN);
1282 	if (enable)
1283 		tmp = REG_SET_FIELD(tmp, BIF_DOORBELL_APER_EN, BIF_DOORBELL_APER_EN, 1);
1284 	else
1285 		tmp = REG_SET_FIELD(tmp, BIF_DOORBELL_APER_EN, BIF_DOORBELL_APER_EN, 0);
1286 
1287 	WREG32(mmBIF_DOORBELL_APER_EN, tmp);
1288 }
1289 
1290 #define ATI_REV_ID_FUSE_MACRO__ADDRESS      0xC0014044
1291 #define ATI_REV_ID_FUSE_MACRO__SHIFT        9
1292 #define ATI_REV_ID_FUSE_MACRO__MASK         0x00001E00
1293 
vi_get_rev_id(struct amdgpu_device * adev)1294 static uint32_t vi_get_rev_id(struct amdgpu_device *adev)
1295 {
1296 	if (adev->flags & AMD_IS_APU)
1297 		return (RREG32_SMC(ATI_REV_ID_FUSE_MACRO__ADDRESS) & ATI_REV_ID_FUSE_MACRO__MASK)
1298 			>> ATI_REV_ID_FUSE_MACRO__SHIFT;
1299 	else
1300 		return (RREG32(mmPCIE_EFUSE4) & PCIE_EFUSE4__STRAP_BIF_ATI_REV_ID_MASK)
1301 			>> PCIE_EFUSE4__STRAP_BIF_ATI_REV_ID__SHIFT;
1302 }
1303 
vi_flush_hdp(struct amdgpu_device * adev,struct amdgpu_ring * ring)1304 static void vi_flush_hdp(struct amdgpu_device *adev, struct amdgpu_ring *ring)
1305 {
1306 	if (!ring || !ring->funcs->emit_wreg) {
1307 		WREG32(mmHDP_MEM_COHERENCY_FLUSH_CNTL, 1);
1308 		RREG32(mmHDP_MEM_COHERENCY_FLUSH_CNTL);
1309 	} else {
1310 		amdgpu_ring_emit_wreg(ring, mmHDP_MEM_COHERENCY_FLUSH_CNTL, 1);
1311 	}
1312 }
1313 
vi_invalidate_hdp(struct amdgpu_device * adev,struct amdgpu_ring * ring)1314 static void vi_invalidate_hdp(struct amdgpu_device *adev,
1315 			      struct amdgpu_ring *ring)
1316 {
1317 	if (!ring || !ring->funcs->emit_wreg) {
1318 		WREG32(mmHDP_DEBUG0, 1);
1319 		RREG32(mmHDP_DEBUG0);
1320 	} else {
1321 		amdgpu_ring_emit_wreg(ring, mmHDP_DEBUG0, 1);
1322 	}
1323 }
1324 
vi_need_full_reset(struct amdgpu_device * adev)1325 static bool vi_need_full_reset(struct amdgpu_device *adev)
1326 {
1327 	switch (adev->asic_type) {
1328 	case CHIP_CARRIZO:
1329 	case CHIP_STONEY:
1330 		/* CZ has hang issues with full reset at the moment */
1331 		return false;
1332 	case CHIP_FIJI:
1333 	case CHIP_TONGA:
1334 		/* XXX: soft reset should work on fiji and tonga */
1335 		return true;
1336 	case CHIP_POLARIS10:
1337 	case CHIP_POLARIS11:
1338 	case CHIP_POLARIS12:
1339 	case CHIP_TOPAZ:
1340 	default:
1341 		/* change this when we support soft reset */
1342 		return true;
1343 	}
1344 }
1345 
vi_get_pcie_usage(struct amdgpu_device * adev,uint64_t * count0,uint64_t * count1)1346 static void vi_get_pcie_usage(struct amdgpu_device *adev, uint64_t *count0,
1347 			      uint64_t *count1)
1348 {
1349 	uint32_t perfctr = 0;
1350 	uint64_t cnt0_of, cnt1_of;
1351 	int tmp;
1352 
1353 	/* This reports 0 on APUs, so return to avoid writing/reading registers
1354 	 * that may or may not be different from their GPU counterparts
1355 	 */
1356 	if (adev->flags & AMD_IS_APU)
1357 		return;
1358 
1359 	/* Set the 2 events that we wish to watch, defined above */
1360 	/* Reg 40 is # received msgs, Reg 104 is # of posted requests sent */
1361 	perfctr = REG_SET_FIELD(perfctr, PCIE_PERF_CNTL_TXCLK, EVENT0_SEL, 40);
1362 	perfctr = REG_SET_FIELD(perfctr, PCIE_PERF_CNTL_TXCLK, EVENT1_SEL, 104);
1363 
1364 	/* Write to enable desired perf counters */
1365 	WREG32_PCIE(ixPCIE_PERF_CNTL_TXCLK, perfctr);
1366 	/* Zero out and enable the perf counters
1367 	 * Write 0x5:
1368 	 * Bit 0 = Start all counters(1)
1369 	 * Bit 2 = Global counter reset enable(1)
1370 	 */
1371 	WREG32_PCIE(ixPCIE_PERF_COUNT_CNTL, 0x00000005);
1372 
1373 	msleep(1000);
1374 
1375 	/* Load the shadow and disable the perf counters
1376 	 * Write 0x2:
1377 	 * Bit 0 = Stop counters(0)
1378 	 * Bit 1 = Load the shadow counters(1)
1379 	 */
1380 	WREG32_PCIE(ixPCIE_PERF_COUNT_CNTL, 0x00000002);
1381 
1382 	/* Read register values to get any >32bit overflow */
1383 	tmp = RREG32_PCIE(ixPCIE_PERF_CNTL_TXCLK);
1384 	cnt0_of = REG_GET_FIELD(tmp, PCIE_PERF_CNTL_TXCLK, COUNTER0_UPPER);
1385 	cnt1_of = REG_GET_FIELD(tmp, PCIE_PERF_CNTL_TXCLK, COUNTER1_UPPER);
1386 
1387 	/* Get the values and add the overflow */
1388 	*count0 = RREG32_PCIE(ixPCIE_PERF_COUNT0_TXCLK) | (cnt0_of << 32);
1389 	*count1 = RREG32_PCIE(ixPCIE_PERF_COUNT1_TXCLK) | (cnt1_of << 32);
1390 }
1391 
vi_get_pcie_replay_count(struct amdgpu_device * adev)1392 static uint64_t vi_get_pcie_replay_count(struct amdgpu_device *adev)
1393 {
1394 	uint64_t nak_r, nak_g;
1395 
1396 	/* Get the number of NAKs received and generated */
1397 	nak_r = RREG32_PCIE(ixPCIE_RX_NUM_NAK);
1398 	nak_g = RREG32_PCIE(ixPCIE_RX_NUM_NAK_GENERATED);
1399 
1400 	/* Add the total number of NAKs, i.e the number of replays */
1401 	return (nak_r + nak_g);
1402 }
1403 
vi_need_reset_on_init(struct amdgpu_device * adev)1404 static bool vi_need_reset_on_init(struct amdgpu_device *adev)
1405 {
1406 	u32 clock_cntl, pc;
1407 
1408 	if (adev->flags & AMD_IS_APU)
1409 		return false;
1410 
1411 	/* check if the SMC is already running */
1412 	clock_cntl = RREG32_SMC(ixSMC_SYSCON_CLOCK_CNTL_0);
1413 	pc = RREG32_SMC(ixSMC_PC_C);
1414 	if ((0 == REG_GET_FIELD(clock_cntl, SMC_SYSCON_CLOCK_CNTL_0, ck_disable)) &&
1415 	    (0x20100 <= pc))
1416 		return true;
1417 
1418 	return false;
1419 }
1420 
vi_pre_asic_init(struct amdgpu_device * adev)1421 static void vi_pre_asic_init(struct amdgpu_device *adev)
1422 {
1423 }
1424 
1425 static const struct amdgpu_asic_funcs vi_asic_funcs =
1426 {
1427 	.read_disabled_bios = &vi_read_disabled_bios,
1428 	.read_bios_from_rom = &vi_read_bios_from_rom,
1429 	.read_register = &vi_read_register,
1430 	.reset = &vi_asic_reset,
1431 	.reset_method = &vi_asic_reset_method,
1432 	.get_xclk = &vi_get_xclk,
1433 	.set_uvd_clocks = &vi_set_uvd_clocks,
1434 	.set_vce_clocks = &vi_set_vce_clocks,
1435 	.get_config_memsize = &vi_get_config_memsize,
1436 	.flush_hdp = &vi_flush_hdp,
1437 	.invalidate_hdp = &vi_invalidate_hdp,
1438 	.need_full_reset = &vi_need_full_reset,
1439 	.init_doorbell_index = &legacy_doorbell_index_init,
1440 	.get_pcie_usage = &vi_get_pcie_usage,
1441 	.need_reset_on_init = &vi_need_reset_on_init,
1442 	.get_pcie_replay_count = &vi_get_pcie_replay_count,
1443 	.supports_baco = &vi_asic_supports_baco,
1444 	.pre_asic_init = &vi_pre_asic_init,
1445 	.query_video_codecs = &vi_query_video_codecs,
1446 };
1447 
1448 #define CZ_REV_BRISTOL(rev)	 \
1449 	((rev >= 0xC8 && rev <= 0xCE) || (rev >= 0xE1 && rev <= 0xE6))
1450 
vi_common_early_init(struct amdgpu_ip_block * ip_block)1451 static int vi_common_early_init(struct amdgpu_ip_block *ip_block)
1452 {
1453 	struct amdgpu_device *adev = ip_block->adev;
1454 
1455 	if (adev->flags & AMD_IS_APU) {
1456 		adev->smc_rreg = &cz_smc_rreg;
1457 		adev->smc_wreg = &cz_smc_wreg;
1458 	} else {
1459 		adev->smc_rreg = &vi_smc_rreg;
1460 		adev->smc_wreg = &vi_smc_wreg;
1461 	}
1462 	adev->pcie_rreg = &vi_pcie_rreg;
1463 	adev->pcie_wreg = &vi_pcie_wreg;
1464 	adev->uvd_ctx_rreg = &vi_uvd_ctx_rreg;
1465 	adev->uvd_ctx_wreg = &vi_uvd_ctx_wreg;
1466 	adev->didt_rreg = &vi_didt_rreg;
1467 	adev->didt_wreg = &vi_didt_wreg;
1468 	adev->gc_cac_rreg = &vi_gc_cac_rreg;
1469 	adev->gc_cac_wreg = &vi_gc_cac_wreg;
1470 
1471 	adev->asic_funcs = &vi_asic_funcs;
1472 
1473 	adev->rev_id = vi_get_rev_id(adev);
1474 	adev->external_rev_id = 0xFF;
1475 	switch (adev->asic_type) {
1476 	case CHIP_TOPAZ:
1477 		adev->cg_flags = 0;
1478 		adev->pg_flags = 0;
1479 		adev->external_rev_id = 0x1;
1480 		break;
1481 	case CHIP_FIJI:
1482 		adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
1483 			AMD_CG_SUPPORT_GFX_MGLS |
1484 			AMD_CG_SUPPORT_GFX_RLC_LS |
1485 			AMD_CG_SUPPORT_GFX_CP_LS |
1486 			AMD_CG_SUPPORT_GFX_CGTS |
1487 			AMD_CG_SUPPORT_GFX_CGTS_LS |
1488 			AMD_CG_SUPPORT_GFX_CGCG |
1489 			AMD_CG_SUPPORT_GFX_CGLS |
1490 			AMD_CG_SUPPORT_SDMA_MGCG |
1491 			AMD_CG_SUPPORT_SDMA_LS |
1492 			AMD_CG_SUPPORT_BIF_LS |
1493 			AMD_CG_SUPPORT_HDP_MGCG |
1494 			AMD_CG_SUPPORT_HDP_LS |
1495 			AMD_CG_SUPPORT_ROM_MGCG |
1496 			AMD_CG_SUPPORT_MC_MGCG |
1497 			AMD_CG_SUPPORT_MC_LS |
1498 			AMD_CG_SUPPORT_UVD_MGCG;
1499 		adev->pg_flags = 0;
1500 		adev->external_rev_id = adev->rev_id + 0x3c;
1501 		break;
1502 	case CHIP_TONGA:
1503 		adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
1504 			AMD_CG_SUPPORT_GFX_CGCG |
1505 			AMD_CG_SUPPORT_GFX_CGLS |
1506 			AMD_CG_SUPPORT_SDMA_MGCG |
1507 			AMD_CG_SUPPORT_SDMA_LS |
1508 			AMD_CG_SUPPORT_BIF_LS |
1509 			AMD_CG_SUPPORT_HDP_MGCG |
1510 			AMD_CG_SUPPORT_HDP_LS |
1511 			AMD_CG_SUPPORT_ROM_MGCG |
1512 			AMD_CG_SUPPORT_MC_MGCG |
1513 			AMD_CG_SUPPORT_MC_LS |
1514 			AMD_CG_SUPPORT_DRM_LS |
1515 			AMD_CG_SUPPORT_UVD_MGCG;
1516 		adev->pg_flags = 0;
1517 		adev->external_rev_id = adev->rev_id + 0x14;
1518 		break;
1519 	case CHIP_POLARIS11:
1520 		adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
1521 			AMD_CG_SUPPORT_GFX_RLC_LS |
1522 			AMD_CG_SUPPORT_GFX_CP_LS |
1523 			AMD_CG_SUPPORT_GFX_CGCG |
1524 			AMD_CG_SUPPORT_GFX_CGLS |
1525 			AMD_CG_SUPPORT_GFX_3D_CGCG |
1526 			AMD_CG_SUPPORT_GFX_3D_CGLS |
1527 			AMD_CG_SUPPORT_SDMA_MGCG |
1528 			AMD_CG_SUPPORT_SDMA_LS |
1529 			AMD_CG_SUPPORT_BIF_MGCG |
1530 			AMD_CG_SUPPORT_BIF_LS |
1531 			AMD_CG_SUPPORT_HDP_MGCG |
1532 			AMD_CG_SUPPORT_HDP_LS |
1533 			AMD_CG_SUPPORT_ROM_MGCG |
1534 			AMD_CG_SUPPORT_MC_MGCG |
1535 			AMD_CG_SUPPORT_MC_LS |
1536 			AMD_CG_SUPPORT_DRM_LS |
1537 			AMD_CG_SUPPORT_UVD_MGCG |
1538 			AMD_CG_SUPPORT_VCE_MGCG;
1539 		adev->pg_flags = 0;
1540 		adev->external_rev_id = adev->rev_id + 0x5A;
1541 		break;
1542 	case CHIP_POLARIS10:
1543 		adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
1544 			AMD_CG_SUPPORT_GFX_RLC_LS |
1545 			AMD_CG_SUPPORT_GFX_CP_LS |
1546 			AMD_CG_SUPPORT_GFX_CGCG |
1547 			AMD_CG_SUPPORT_GFX_CGLS |
1548 			AMD_CG_SUPPORT_GFX_3D_CGCG |
1549 			AMD_CG_SUPPORT_GFX_3D_CGLS |
1550 			AMD_CG_SUPPORT_SDMA_MGCG |
1551 			AMD_CG_SUPPORT_SDMA_LS |
1552 			AMD_CG_SUPPORT_BIF_MGCG |
1553 			AMD_CG_SUPPORT_BIF_LS |
1554 			AMD_CG_SUPPORT_HDP_MGCG |
1555 			AMD_CG_SUPPORT_HDP_LS |
1556 			AMD_CG_SUPPORT_ROM_MGCG |
1557 			AMD_CG_SUPPORT_MC_MGCG |
1558 			AMD_CG_SUPPORT_MC_LS |
1559 			AMD_CG_SUPPORT_DRM_LS |
1560 			AMD_CG_SUPPORT_UVD_MGCG |
1561 			AMD_CG_SUPPORT_VCE_MGCG;
1562 		adev->pg_flags = 0;
1563 		adev->external_rev_id = adev->rev_id + 0x50;
1564 		break;
1565 	case CHIP_POLARIS12:
1566 		adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
1567 			AMD_CG_SUPPORT_GFX_RLC_LS |
1568 			AMD_CG_SUPPORT_GFX_CP_LS |
1569 			AMD_CG_SUPPORT_GFX_CGCG |
1570 			AMD_CG_SUPPORT_GFX_CGLS |
1571 			AMD_CG_SUPPORT_GFX_3D_CGCG |
1572 			AMD_CG_SUPPORT_GFX_3D_CGLS |
1573 			AMD_CG_SUPPORT_SDMA_MGCG |
1574 			AMD_CG_SUPPORT_SDMA_LS |
1575 			AMD_CG_SUPPORT_BIF_MGCG |
1576 			AMD_CG_SUPPORT_BIF_LS |
1577 			AMD_CG_SUPPORT_HDP_MGCG |
1578 			AMD_CG_SUPPORT_HDP_LS |
1579 			AMD_CG_SUPPORT_ROM_MGCG |
1580 			AMD_CG_SUPPORT_MC_MGCG |
1581 			AMD_CG_SUPPORT_MC_LS |
1582 			AMD_CG_SUPPORT_DRM_LS |
1583 			AMD_CG_SUPPORT_UVD_MGCG |
1584 			AMD_CG_SUPPORT_VCE_MGCG;
1585 		adev->pg_flags = 0;
1586 		adev->external_rev_id = adev->rev_id + 0x64;
1587 		break;
1588 	case CHIP_VEGAM:
1589 		adev->cg_flags = 0;
1590 			/*AMD_CG_SUPPORT_GFX_MGCG |
1591 			AMD_CG_SUPPORT_GFX_RLC_LS |
1592 			AMD_CG_SUPPORT_GFX_CP_LS |
1593 			AMD_CG_SUPPORT_GFX_CGCG |
1594 			AMD_CG_SUPPORT_GFX_CGLS |
1595 			AMD_CG_SUPPORT_GFX_3D_CGCG |
1596 			AMD_CG_SUPPORT_GFX_3D_CGLS |
1597 			AMD_CG_SUPPORT_SDMA_MGCG |
1598 			AMD_CG_SUPPORT_SDMA_LS |
1599 			AMD_CG_SUPPORT_BIF_MGCG |
1600 			AMD_CG_SUPPORT_BIF_LS |
1601 			AMD_CG_SUPPORT_HDP_MGCG |
1602 			AMD_CG_SUPPORT_HDP_LS |
1603 			AMD_CG_SUPPORT_ROM_MGCG |
1604 			AMD_CG_SUPPORT_MC_MGCG |
1605 			AMD_CG_SUPPORT_MC_LS |
1606 			AMD_CG_SUPPORT_DRM_LS |
1607 			AMD_CG_SUPPORT_UVD_MGCG |
1608 			AMD_CG_SUPPORT_VCE_MGCG;*/
1609 		adev->pg_flags = 0;
1610 		adev->external_rev_id = adev->rev_id + 0x6E;
1611 		break;
1612 	case CHIP_CARRIZO:
1613 		adev->cg_flags = AMD_CG_SUPPORT_UVD_MGCG |
1614 			AMD_CG_SUPPORT_GFX_MGCG |
1615 			AMD_CG_SUPPORT_GFX_MGLS |
1616 			AMD_CG_SUPPORT_GFX_RLC_LS |
1617 			AMD_CG_SUPPORT_GFX_CP_LS |
1618 			AMD_CG_SUPPORT_GFX_CGTS |
1619 			AMD_CG_SUPPORT_GFX_CGTS_LS |
1620 			AMD_CG_SUPPORT_GFX_CGCG |
1621 			AMD_CG_SUPPORT_GFX_CGLS |
1622 			AMD_CG_SUPPORT_BIF_LS |
1623 			AMD_CG_SUPPORT_HDP_MGCG |
1624 			AMD_CG_SUPPORT_HDP_LS |
1625 			AMD_CG_SUPPORT_SDMA_MGCG |
1626 			AMD_CG_SUPPORT_SDMA_LS |
1627 			AMD_CG_SUPPORT_VCE_MGCG;
1628 		/* rev0 hardware requires workarounds to support PG */
1629 		adev->pg_flags = 0;
1630 		if (adev->rev_id != 0x00 || CZ_REV_BRISTOL(adev->pdev->revision)) {
1631 			adev->pg_flags |= AMD_PG_SUPPORT_GFX_SMG |
1632 				AMD_PG_SUPPORT_GFX_PIPELINE |
1633 				AMD_PG_SUPPORT_CP |
1634 				AMD_PG_SUPPORT_UVD |
1635 				AMD_PG_SUPPORT_VCE;
1636 		}
1637 		adev->external_rev_id = adev->rev_id + 0x1;
1638 		break;
1639 	case CHIP_STONEY:
1640 		adev->cg_flags = AMD_CG_SUPPORT_UVD_MGCG |
1641 			AMD_CG_SUPPORT_GFX_MGCG |
1642 			AMD_CG_SUPPORT_GFX_MGLS |
1643 			AMD_CG_SUPPORT_GFX_RLC_LS |
1644 			AMD_CG_SUPPORT_GFX_CP_LS |
1645 			AMD_CG_SUPPORT_GFX_CGTS |
1646 			AMD_CG_SUPPORT_GFX_CGTS_LS |
1647 			AMD_CG_SUPPORT_GFX_CGLS |
1648 			AMD_CG_SUPPORT_BIF_LS |
1649 			AMD_CG_SUPPORT_HDP_MGCG |
1650 			AMD_CG_SUPPORT_HDP_LS |
1651 			AMD_CG_SUPPORT_SDMA_MGCG |
1652 			AMD_CG_SUPPORT_SDMA_LS |
1653 			AMD_CG_SUPPORT_VCE_MGCG;
1654 		adev->pg_flags = AMD_PG_SUPPORT_GFX_PG |
1655 			AMD_PG_SUPPORT_GFX_SMG |
1656 			AMD_PG_SUPPORT_GFX_PIPELINE |
1657 			AMD_PG_SUPPORT_CP |
1658 			AMD_PG_SUPPORT_UVD |
1659 			AMD_PG_SUPPORT_VCE;
1660 		adev->external_rev_id = adev->rev_id + 0x61;
1661 		break;
1662 	default:
1663 		/* FIXME: not supported yet */
1664 		return -EINVAL;
1665 	}
1666 
1667 	if (amdgpu_sriov_vf(adev)) {
1668 		amdgpu_virt_init_setting(adev);
1669 		xgpu_vi_mailbox_set_irq_funcs(adev);
1670 	}
1671 
1672 	return 0;
1673 }
1674 
vi_common_late_init(struct amdgpu_ip_block * ip_block)1675 static int vi_common_late_init(struct amdgpu_ip_block *ip_block)
1676 {
1677 	struct amdgpu_device *adev = ip_block->adev;
1678 
1679 	if (amdgpu_sriov_vf(adev))
1680 		xgpu_vi_mailbox_get_irq(adev);
1681 
1682 	return 0;
1683 }
1684 
vi_common_sw_init(struct amdgpu_ip_block * ip_block)1685 static int vi_common_sw_init(struct amdgpu_ip_block *ip_block)
1686 {
1687 	struct amdgpu_device *adev = ip_block->adev;
1688 
1689 	if (amdgpu_sriov_vf(adev))
1690 		xgpu_vi_mailbox_add_irq_id(adev);
1691 
1692 	return 0;
1693 }
1694 
vi_common_hw_init(struct amdgpu_ip_block * ip_block)1695 static int vi_common_hw_init(struct amdgpu_ip_block *ip_block)
1696 {
1697 	struct amdgpu_device *adev = ip_block->adev;
1698 
1699 	/* move the golden regs per IP block */
1700 	vi_init_golden_registers(adev);
1701 	/* enable aspm */
1702 	vi_program_aspm(adev);
1703 	/* enable the doorbell aperture */
1704 	vi_enable_doorbell_aperture(adev, true);
1705 
1706 	return 0;
1707 }
1708 
vi_common_hw_fini(struct amdgpu_ip_block * ip_block)1709 static int vi_common_hw_fini(struct amdgpu_ip_block *ip_block)
1710 {
1711 	struct amdgpu_device *adev = ip_block->adev;
1712 
1713 	/* enable the doorbell aperture */
1714 	vi_enable_doorbell_aperture(adev, false);
1715 
1716 	if (amdgpu_sriov_vf(adev))
1717 		xgpu_vi_mailbox_put_irq(adev);
1718 
1719 	return 0;
1720 }
1721 
vi_common_suspend(struct amdgpu_ip_block * ip_block)1722 static int vi_common_suspend(struct amdgpu_ip_block *ip_block)
1723 {
1724 	return vi_common_hw_fini(ip_block);
1725 }
1726 
vi_common_resume(struct amdgpu_ip_block * ip_block)1727 static int vi_common_resume(struct amdgpu_ip_block *ip_block)
1728 {
1729 	return vi_common_hw_init(ip_block);
1730 }
1731 
vi_common_is_idle(void * handle)1732 static bool vi_common_is_idle(void *handle)
1733 {
1734 	return true;
1735 }
1736 
vi_update_bif_medium_grain_light_sleep(struct amdgpu_device * adev,bool enable)1737 static void vi_update_bif_medium_grain_light_sleep(struct amdgpu_device *adev,
1738 						   bool enable)
1739 {
1740 	uint32_t temp, data;
1741 
1742 	temp = data = RREG32_PCIE(ixPCIE_CNTL2);
1743 
1744 	if (enable && (adev->cg_flags & AMD_CG_SUPPORT_BIF_LS))
1745 		data |= PCIE_CNTL2__SLV_MEM_LS_EN_MASK |
1746 				PCIE_CNTL2__MST_MEM_LS_EN_MASK |
1747 				PCIE_CNTL2__REPLAY_MEM_LS_EN_MASK;
1748 	else
1749 		data &= ~(PCIE_CNTL2__SLV_MEM_LS_EN_MASK |
1750 				PCIE_CNTL2__MST_MEM_LS_EN_MASK |
1751 				PCIE_CNTL2__REPLAY_MEM_LS_EN_MASK);
1752 
1753 	if (temp != data)
1754 		WREG32_PCIE(ixPCIE_CNTL2, data);
1755 }
1756 
vi_update_hdp_medium_grain_clock_gating(struct amdgpu_device * adev,bool enable)1757 static void vi_update_hdp_medium_grain_clock_gating(struct amdgpu_device *adev,
1758 						    bool enable)
1759 {
1760 	uint32_t temp, data;
1761 
1762 	temp = data = RREG32(mmHDP_HOST_PATH_CNTL);
1763 
1764 	if (enable && (adev->cg_flags & AMD_CG_SUPPORT_HDP_MGCG))
1765 		data &= ~HDP_HOST_PATH_CNTL__CLOCK_GATING_DIS_MASK;
1766 	else
1767 		data |= HDP_HOST_PATH_CNTL__CLOCK_GATING_DIS_MASK;
1768 
1769 	if (temp != data)
1770 		WREG32(mmHDP_HOST_PATH_CNTL, data);
1771 }
1772 
vi_update_hdp_light_sleep(struct amdgpu_device * adev,bool enable)1773 static void vi_update_hdp_light_sleep(struct amdgpu_device *adev,
1774 				      bool enable)
1775 {
1776 	uint32_t temp, data;
1777 
1778 	temp = data = RREG32(mmHDP_MEM_POWER_LS);
1779 
1780 	if (enable && (adev->cg_flags & AMD_CG_SUPPORT_HDP_LS))
1781 		data |= HDP_MEM_POWER_LS__LS_ENABLE_MASK;
1782 	else
1783 		data &= ~HDP_MEM_POWER_LS__LS_ENABLE_MASK;
1784 
1785 	if (temp != data)
1786 		WREG32(mmHDP_MEM_POWER_LS, data);
1787 }
1788 
vi_update_drm_light_sleep(struct amdgpu_device * adev,bool enable)1789 static void vi_update_drm_light_sleep(struct amdgpu_device *adev,
1790 				      bool enable)
1791 {
1792 	uint32_t temp, data;
1793 
1794 	temp = data = RREG32(0x157a);
1795 
1796 	if (enable && (adev->cg_flags & AMD_CG_SUPPORT_DRM_LS))
1797 		data |= 1;
1798 	else
1799 		data &= ~1;
1800 
1801 	if (temp != data)
1802 		WREG32(0x157a, data);
1803 }
1804 
1805 
vi_update_rom_medium_grain_clock_gating(struct amdgpu_device * adev,bool enable)1806 static void vi_update_rom_medium_grain_clock_gating(struct amdgpu_device *adev,
1807 						    bool enable)
1808 {
1809 	uint32_t temp, data;
1810 
1811 	temp = data = RREG32_SMC(ixCGTT_ROM_CLK_CTRL0);
1812 
1813 	if (enable && (adev->cg_flags & AMD_CG_SUPPORT_ROM_MGCG))
1814 		data &= ~(CGTT_ROM_CLK_CTRL0__SOFT_OVERRIDE0_MASK |
1815 				CGTT_ROM_CLK_CTRL0__SOFT_OVERRIDE1_MASK);
1816 	else
1817 		data |= CGTT_ROM_CLK_CTRL0__SOFT_OVERRIDE0_MASK |
1818 				CGTT_ROM_CLK_CTRL0__SOFT_OVERRIDE1_MASK;
1819 
1820 	if (temp != data)
1821 		WREG32_SMC(ixCGTT_ROM_CLK_CTRL0, data);
1822 }
1823 
vi_common_set_clockgating_state_by_smu(void * handle,enum amd_clockgating_state state)1824 static int vi_common_set_clockgating_state_by_smu(void *handle,
1825 					   enum amd_clockgating_state state)
1826 {
1827 	uint32_t msg_id, pp_state = 0;
1828 	uint32_t pp_support_state = 0;
1829 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1830 
1831 	if (adev->cg_flags & (AMD_CG_SUPPORT_MC_LS | AMD_CG_SUPPORT_MC_MGCG)) {
1832 		if (adev->cg_flags & AMD_CG_SUPPORT_MC_LS) {
1833 			pp_support_state = PP_STATE_SUPPORT_LS;
1834 			pp_state = PP_STATE_LS;
1835 		}
1836 		if (adev->cg_flags & AMD_CG_SUPPORT_MC_MGCG) {
1837 			pp_support_state |= PP_STATE_SUPPORT_CG;
1838 			pp_state |= PP_STATE_CG;
1839 		}
1840 		if (state == AMD_CG_STATE_UNGATE)
1841 			pp_state = 0;
1842 		msg_id = PP_CG_MSG_ID(PP_GROUP_SYS,
1843 			       PP_BLOCK_SYS_MC,
1844 			       pp_support_state,
1845 			       pp_state);
1846 		amdgpu_dpm_set_clockgating_by_smu(adev, msg_id);
1847 	}
1848 
1849 	if (adev->cg_flags & (AMD_CG_SUPPORT_SDMA_LS | AMD_CG_SUPPORT_SDMA_MGCG)) {
1850 		if (adev->cg_flags & AMD_CG_SUPPORT_SDMA_LS) {
1851 			pp_support_state = PP_STATE_SUPPORT_LS;
1852 			pp_state = PP_STATE_LS;
1853 		}
1854 		if (adev->cg_flags & AMD_CG_SUPPORT_SDMA_MGCG) {
1855 			pp_support_state |= PP_STATE_SUPPORT_CG;
1856 			pp_state |= PP_STATE_CG;
1857 		}
1858 		if (state == AMD_CG_STATE_UNGATE)
1859 			pp_state = 0;
1860 		msg_id = PP_CG_MSG_ID(PP_GROUP_SYS,
1861 			       PP_BLOCK_SYS_SDMA,
1862 			       pp_support_state,
1863 			       pp_state);
1864 		amdgpu_dpm_set_clockgating_by_smu(adev, msg_id);
1865 	}
1866 
1867 	if (adev->cg_flags & (AMD_CG_SUPPORT_HDP_LS | AMD_CG_SUPPORT_HDP_MGCG)) {
1868 		if (adev->cg_flags & AMD_CG_SUPPORT_HDP_LS) {
1869 			pp_support_state = PP_STATE_SUPPORT_LS;
1870 			pp_state = PP_STATE_LS;
1871 		}
1872 		if (adev->cg_flags & AMD_CG_SUPPORT_HDP_MGCG) {
1873 			pp_support_state |= PP_STATE_SUPPORT_CG;
1874 			pp_state |= PP_STATE_CG;
1875 		}
1876 		if (state == AMD_CG_STATE_UNGATE)
1877 			pp_state = 0;
1878 		msg_id = PP_CG_MSG_ID(PP_GROUP_SYS,
1879 			       PP_BLOCK_SYS_HDP,
1880 			       pp_support_state,
1881 			       pp_state);
1882 		amdgpu_dpm_set_clockgating_by_smu(adev, msg_id);
1883 	}
1884 
1885 
1886 	if (adev->cg_flags & AMD_CG_SUPPORT_BIF_LS) {
1887 		if (state == AMD_CG_STATE_UNGATE)
1888 			pp_state = 0;
1889 		else
1890 			pp_state = PP_STATE_LS;
1891 
1892 		msg_id = PP_CG_MSG_ID(PP_GROUP_SYS,
1893 			       PP_BLOCK_SYS_BIF,
1894 			       PP_STATE_SUPPORT_LS,
1895 			        pp_state);
1896 		amdgpu_dpm_set_clockgating_by_smu(adev, msg_id);
1897 	}
1898 	if (adev->cg_flags & AMD_CG_SUPPORT_BIF_MGCG) {
1899 		if (state == AMD_CG_STATE_UNGATE)
1900 			pp_state = 0;
1901 		else
1902 			pp_state = PP_STATE_CG;
1903 
1904 		msg_id = PP_CG_MSG_ID(PP_GROUP_SYS,
1905 			       PP_BLOCK_SYS_BIF,
1906 			       PP_STATE_SUPPORT_CG,
1907 			       pp_state);
1908 		amdgpu_dpm_set_clockgating_by_smu(adev, msg_id);
1909 	}
1910 
1911 	if (adev->cg_flags & AMD_CG_SUPPORT_DRM_LS) {
1912 
1913 		if (state == AMD_CG_STATE_UNGATE)
1914 			pp_state = 0;
1915 		else
1916 			pp_state = PP_STATE_LS;
1917 
1918 		msg_id = PP_CG_MSG_ID(PP_GROUP_SYS,
1919 			       PP_BLOCK_SYS_DRM,
1920 			       PP_STATE_SUPPORT_LS,
1921 			       pp_state);
1922 		amdgpu_dpm_set_clockgating_by_smu(adev, msg_id);
1923 	}
1924 
1925 	if (adev->cg_flags & AMD_CG_SUPPORT_ROM_MGCG) {
1926 
1927 		if (state == AMD_CG_STATE_UNGATE)
1928 			pp_state = 0;
1929 		else
1930 			pp_state = PP_STATE_CG;
1931 
1932 		msg_id = PP_CG_MSG_ID(PP_GROUP_SYS,
1933 			       PP_BLOCK_SYS_ROM,
1934 			       PP_STATE_SUPPORT_CG,
1935 			       pp_state);
1936 		amdgpu_dpm_set_clockgating_by_smu(adev, msg_id);
1937 	}
1938 	return 0;
1939 }
1940 
vi_common_set_clockgating_state(struct amdgpu_ip_block * ip_block,enum amd_clockgating_state state)1941 static int vi_common_set_clockgating_state(struct amdgpu_ip_block *ip_block,
1942 					   enum amd_clockgating_state state)
1943 {
1944 	struct amdgpu_device *adev = ip_block->adev;
1945 
1946 	if (amdgpu_sriov_vf(adev))
1947 		return 0;
1948 
1949 	switch (adev->asic_type) {
1950 	case CHIP_FIJI:
1951 		vi_update_bif_medium_grain_light_sleep(adev,
1952 				state == AMD_CG_STATE_GATE);
1953 		vi_update_hdp_medium_grain_clock_gating(adev,
1954 				state == AMD_CG_STATE_GATE);
1955 		vi_update_hdp_light_sleep(adev,
1956 				state == AMD_CG_STATE_GATE);
1957 		vi_update_rom_medium_grain_clock_gating(adev,
1958 				state == AMD_CG_STATE_GATE);
1959 		break;
1960 	case CHIP_CARRIZO:
1961 	case CHIP_STONEY:
1962 		vi_update_bif_medium_grain_light_sleep(adev,
1963 				state == AMD_CG_STATE_GATE);
1964 		vi_update_hdp_medium_grain_clock_gating(adev,
1965 				state == AMD_CG_STATE_GATE);
1966 		vi_update_hdp_light_sleep(adev,
1967 				state == AMD_CG_STATE_GATE);
1968 		vi_update_drm_light_sleep(adev,
1969 				state == AMD_CG_STATE_GATE);
1970 		break;
1971 	case CHIP_TONGA:
1972 	case CHIP_POLARIS10:
1973 	case CHIP_POLARIS11:
1974 	case CHIP_POLARIS12:
1975 	case CHIP_VEGAM:
1976 		vi_common_set_clockgating_state_by_smu(adev, state);
1977 		break;
1978 	default:
1979 		break;
1980 	}
1981 	return 0;
1982 }
1983 
vi_common_set_powergating_state(struct amdgpu_ip_block * ip_block,enum amd_powergating_state state)1984 static int vi_common_set_powergating_state(struct amdgpu_ip_block *ip_block,
1985 					    enum amd_powergating_state state)
1986 {
1987 	return 0;
1988 }
1989 
vi_common_get_clockgating_state(void * handle,u64 * flags)1990 static void vi_common_get_clockgating_state(void *handle, u64 *flags)
1991 {
1992 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1993 	int data;
1994 
1995 	if (amdgpu_sriov_vf(adev))
1996 		*flags = 0;
1997 
1998 	/* AMD_CG_SUPPORT_BIF_LS */
1999 	data = RREG32_PCIE(ixPCIE_CNTL2);
2000 	if (data & PCIE_CNTL2__SLV_MEM_LS_EN_MASK)
2001 		*flags |= AMD_CG_SUPPORT_BIF_LS;
2002 
2003 	/* AMD_CG_SUPPORT_HDP_LS */
2004 	data = RREG32(mmHDP_MEM_POWER_LS);
2005 	if (data & HDP_MEM_POWER_LS__LS_ENABLE_MASK)
2006 		*flags |= AMD_CG_SUPPORT_HDP_LS;
2007 
2008 	/* AMD_CG_SUPPORT_HDP_MGCG */
2009 	data = RREG32(mmHDP_HOST_PATH_CNTL);
2010 	if (!(data & HDP_HOST_PATH_CNTL__CLOCK_GATING_DIS_MASK))
2011 		*flags |= AMD_CG_SUPPORT_HDP_MGCG;
2012 
2013 	/* AMD_CG_SUPPORT_ROM_MGCG */
2014 	data = RREG32_SMC(ixCGTT_ROM_CLK_CTRL0);
2015 	if (!(data & CGTT_ROM_CLK_CTRL0__SOFT_OVERRIDE0_MASK))
2016 		*flags |= AMD_CG_SUPPORT_ROM_MGCG;
2017 }
2018 
2019 static const struct amd_ip_funcs vi_common_ip_funcs = {
2020 	.name = "vi_common",
2021 	.early_init = vi_common_early_init,
2022 	.late_init = vi_common_late_init,
2023 	.sw_init = vi_common_sw_init,
2024 	.hw_init = vi_common_hw_init,
2025 	.hw_fini = vi_common_hw_fini,
2026 	.suspend = vi_common_suspend,
2027 	.resume = vi_common_resume,
2028 	.is_idle = vi_common_is_idle,
2029 	.set_clockgating_state = vi_common_set_clockgating_state,
2030 	.set_powergating_state = vi_common_set_powergating_state,
2031 	.get_clockgating_state = vi_common_get_clockgating_state,
2032 };
2033 
2034 static const struct amdgpu_ip_block_version vi_common_ip_block =
2035 {
2036 	.type = AMD_IP_BLOCK_TYPE_COMMON,
2037 	.major = 1,
2038 	.minor = 0,
2039 	.rev = 0,
2040 	.funcs = &vi_common_ip_funcs,
2041 };
2042 
vi_set_virt_ops(struct amdgpu_device * adev)2043 void vi_set_virt_ops(struct amdgpu_device *adev)
2044 {
2045 	adev->virt.ops = &xgpu_vi_virt_ops;
2046 }
2047 
vi_set_ip_blocks(struct amdgpu_device * adev)2048 int vi_set_ip_blocks(struct amdgpu_device *adev)
2049 {
2050 	amdgpu_device_set_sriov_virtual_display(adev);
2051 
2052 	switch (adev->asic_type) {
2053 	case CHIP_TOPAZ:
2054 		/* topaz has no DCE, UVD, VCE */
2055 		amdgpu_device_ip_block_add(adev, &vi_common_ip_block);
2056 		amdgpu_device_ip_block_add(adev, &gmc_v7_4_ip_block);
2057 		amdgpu_device_ip_block_add(adev, &iceland_ih_ip_block);
2058 		amdgpu_device_ip_block_add(adev, &gfx_v8_0_ip_block);
2059 		amdgpu_device_ip_block_add(adev, &sdma_v2_4_ip_block);
2060 		amdgpu_device_ip_block_add(adev, &pp_smu_ip_block);
2061 		if (adev->enable_virtual_display)
2062 			amdgpu_device_ip_block_add(adev, &amdgpu_vkms_ip_block);
2063 		break;
2064 	case CHIP_FIJI:
2065 		amdgpu_device_ip_block_add(adev, &vi_common_ip_block);
2066 		amdgpu_device_ip_block_add(adev, &gmc_v8_5_ip_block);
2067 		amdgpu_device_ip_block_add(adev, &tonga_ih_ip_block);
2068 		amdgpu_device_ip_block_add(adev, &gfx_v8_0_ip_block);
2069 		amdgpu_device_ip_block_add(adev, &sdma_v3_0_ip_block);
2070 		amdgpu_device_ip_block_add(adev, &pp_smu_ip_block);
2071 		if (adev->enable_virtual_display)
2072 			amdgpu_device_ip_block_add(adev, &amdgpu_vkms_ip_block);
2073 #if defined(CONFIG_DRM_AMD_DC)
2074 		else if (amdgpu_device_has_dc_support(adev))
2075 			amdgpu_device_ip_block_add(adev, &dm_ip_block);
2076 #endif
2077 		else
2078 			amdgpu_device_ip_block_add(adev, &dce_v10_1_ip_block);
2079 		if (!amdgpu_sriov_vf(adev)) {
2080 			amdgpu_device_ip_block_add(adev, &uvd_v6_0_ip_block);
2081 			amdgpu_device_ip_block_add(adev, &vce_v3_0_ip_block);
2082 		}
2083 		break;
2084 	case CHIP_TONGA:
2085 		amdgpu_device_ip_block_add(adev, &vi_common_ip_block);
2086 		amdgpu_device_ip_block_add(adev, &gmc_v8_0_ip_block);
2087 		amdgpu_device_ip_block_add(adev, &tonga_ih_ip_block);
2088 		amdgpu_device_ip_block_add(adev, &gfx_v8_0_ip_block);
2089 		amdgpu_device_ip_block_add(adev, &sdma_v3_0_ip_block);
2090 		amdgpu_device_ip_block_add(adev, &pp_smu_ip_block);
2091 		if (adev->enable_virtual_display)
2092 			amdgpu_device_ip_block_add(adev, &amdgpu_vkms_ip_block);
2093 #if defined(CONFIG_DRM_AMD_DC)
2094 		else if (amdgpu_device_has_dc_support(adev))
2095 			amdgpu_device_ip_block_add(adev, &dm_ip_block);
2096 #endif
2097 		else
2098 			amdgpu_device_ip_block_add(adev, &dce_v10_0_ip_block);
2099 		if (!amdgpu_sriov_vf(adev)) {
2100 			amdgpu_device_ip_block_add(adev, &uvd_v5_0_ip_block);
2101 			amdgpu_device_ip_block_add(adev, &vce_v3_0_ip_block);
2102 		}
2103 		break;
2104 	case CHIP_POLARIS10:
2105 	case CHIP_POLARIS11:
2106 	case CHIP_POLARIS12:
2107 	case CHIP_VEGAM:
2108 		amdgpu_device_ip_block_add(adev, &vi_common_ip_block);
2109 		amdgpu_device_ip_block_add(adev, &gmc_v8_1_ip_block);
2110 		amdgpu_device_ip_block_add(adev, &tonga_ih_ip_block);
2111 		amdgpu_device_ip_block_add(adev, &gfx_v8_0_ip_block);
2112 		amdgpu_device_ip_block_add(adev, &sdma_v3_1_ip_block);
2113 		amdgpu_device_ip_block_add(adev, &pp_smu_ip_block);
2114 		if (adev->enable_virtual_display)
2115 			amdgpu_device_ip_block_add(adev, &amdgpu_vkms_ip_block);
2116 #if defined(CONFIG_DRM_AMD_DC)
2117 		else if (amdgpu_device_has_dc_support(adev))
2118 			amdgpu_device_ip_block_add(adev, &dm_ip_block);
2119 #endif
2120 		else
2121 			amdgpu_device_ip_block_add(adev, &dce_v11_2_ip_block);
2122 		amdgpu_device_ip_block_add(adev, &uvd_v6_3_ip_block);
2123 		amdgpu_device_ip_block_add(adev, &vce_v3_4_ip_block);
2124 		break;
2125 	case CHIP_CARRIZO:
2126 		amdgpu_device_ip_block_add(adev, &vi_common_ip_block);
2127 		amdgpu_device_ip_block_add(adev, &gmc_v8_0_ip_block);
2128 		amdgpu_device_ip_block_add(adev, &cz_ih_ip_block);
2129 		amdgpu_device_ip_block_add(adev, &gfx_v8_0_ip_block);
2130 		amdgpu_device_ip_block_add(adev, &sdma_v3_0_ip_block);
2131 		amdgpu_device_ip_block_add(adev, &pp_smu_ip_block);
2132 		if (adev->enable_virtual_display)
2133 			amdgpu_device_ip_block_add(adev, &amdgpu_vkms_ip_block);
2134 #if defined(CONFIG_DRM_AMD_DC)
2135 		else if (amdgpu_device_has_dc_support(adev))
2136 			amdgpu_device_ip_block_add(adev, &dm_ip_block);
2137 #endif
2138 		else
2139 			amdgpu_device_ip_block_add(adev, &dce_v11_0_ip_block);
2140 		amdgpu_device_ip_block_add(adev, &uvd_v6_0_ip_block);
2141 		amdgpu_device_ip_block_add(adev, &vce_v3_1_ip_block);
2142 #if defined(CONFIG_DRM_AMD_ACP)
2143 		amdgpu_device_ip_block_add(adev, &acp_ip_block);
2144 #endif
2145 		break;
2146 	case CHIP_STONEY:
2147 		amdgpu_device_ip_block_add(adev, &vi_common_ip_block);
2148 		amdgpu_device_ip_block_add(adev, &gmc_v8_0_ip_block);
2149 		amdgpu_device_ip_block_add(adev, &cz_ih_ip_block);
2150 		amdgpu_device_ip_block_add(adev, &gfx_v8_1_ip_block);
2151 		amdgpu_device_ip_block_add(adev, &sdma_v3_0_ip_block);
2152 		amdgpu_device_ip_block_add(adev, &pp_smu_ip_block);
2153 		if (adev->enable_virtual_display)
2154 			amdgpu_device_ip_block_add(adev, &amdgpu_vkms_ip_block);
2155 #if defined(CONFIG_DRM_AMD_DC)
2156 		else if (amdgpu_device_has_dc_support(adev))
2157 			amdgpu_device_ip_block_add(adev, &dm_ip_block);
2158 #endif
2159 		else
2160 			amdgpu_device_ip_block_add(adev, &dce_v11_0_ip_block);
2161 		amdgpu_device_ip_block_add(adev, &uvd_v6_2_ip_block);
2162 		amdgpu_device_ip_block_add(adev, &vce_v3_4_ip_block);
2163 #if defined(CONFIG_DRM_AMD_ACP)
2164 		amdgpu_device_ip_block_add(adev, &acp_ip_block);
2165 #endif
2166 		break;
2167 	default:
2168 		/* FIXME: not supported yet */
2169 		return -EINVAL;
2170 	}
2171 
2172 	return 0;
2173 }
2174 
legacy_doorbell_index_init(struct amdgpu_device * adev)2175 void legacy_doorbell_index_init(struct amdgpu_device *adev)
2176 {
2177 	adev->doorbell_index.kiq = AMDGPU_DOORBELL_KIQ;
2178 	adev->doorbell_index.mec_ring0 = AMDGPU_DOORBELL_MEC_RING0;
2179 	adev->doorbell_index.mec_ring1 = AMDGPU_DOORBELL_MEC_RING1;
2180 	adev->doorbell_index.mec_ring2 = AMDGPU_DOORBELL_MEC_RING2;
2181 	adev->doorbell_index.mec_ring3 = AMDGPU_DOORBELL_MEC_RING3;
2182 	adev->doorbell_index.mec_ring4 = AMDGPU_DOORBELL_MEC_RING4;
2183 	adev->doorbell_index.mec_ring5 = AMDGPU_DOORBELL_MEC_RING5;
2184 	adev->doorbell_index.mec_ring6 = AMDGPU_DOORBELL_MEC_RING6;
2185 	adev->doorbell_index.mec_ring7 = AMDGPU_DOORBELL_MEC_RING7;
2186 	adev->doorbell_index.gfx_ring0 = AMDGPU_DOORBELL_GFX_RING0;
2187 	adev->doorbell_index.sdma_engine[0] = AMDGPU_DOORBELL_sDMA_ENGINE0;
2188 	adev->doorbell_index.sdma_engine[1] = AMDGPU_DOORBELL_sDMA_ENGINE1;
2189 	adev->doorbell_index.ih = AMDGPU_DOORBELL_IH;
2190 	adev->doorbell_index.max_assignment = AMDGPU_DOORBELL_MAX_ASSIGNMENT;
2191 }
2192