xref: /linux/drivers/gpu/drm/amd/amdgpu/soc15.c (revision 22c55fb9eb92395d999b8404d73e58540d11bdd8)
1 /*
2  * Copyright 2016 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 #include <linux/firmware.h>
24 #include <linux/slab.h>
25 #include <linux/module.h>
26 #include <linux/pci.h>
27 
28 #include <drm/amdgpu_drm.h>
29 
30 #include "amdgpu.h"
31 #include "amdgpu_ih.h"
32 #include "amdgpu_uvd.h"
33 #include "amdgpu_vce.h"
34 #include "amdgpu_ucode.h"
35 #include "amdgpu_psp.h"
36 #include "atom.h"
37 #include "amd_pcie.h"
38 
39 #include "uvd/uvd_7_0_offset.h"
40 #include "gc/gc_9_0_offset.h"
41 #include "gc/gc_9_0_sh_mask.h"
42 #include "sdma0/sdma0_4_0_offset.h"
43 #include "sdma1/sdma1_4_0_offset.h"
44 #include "nbio/nbio_7_0_default.h"
45 #include "nbio/nbio_7_0_offset.h"
46 #include "nbio/nbio_7_0_sh_mask.h"
47 #include "nbio/nbio_7_0_smn.h"
48 #include "mp/mp_9_0_offset.h"
49 
50 #include "soc15.h"
51 #include "soc15_common.h"
52 #include "gfx_v9_0.h"
53 #include "gmc_v9_0.h"
54 #include "gfxhub_v1_0.h"
55 #include "mmhub_v1_0.h"
56 #include "df_v1_7.h"
57 #include "df_v3_6.h"
58 #include "nbio_v6_1.h"
59 #include "nbio_v7_0.h"
60 #include "nbio_v7_4.h"
61 #include "hdp_v4_0.h"
62 #include "vega10_ih.h"
63 #include "vega20_ih.h"
64 #include "navi10_ih.h"
65 #include "sdma_v4_0.h"
66 #include "uvd_v7_0.h"
67 #include "vce_v4_0.h"
68 #include "vcn_v1_0.h"
69 #include "vcn_v2_0.h"
70 #include "jpeg_v2_0.h"
71 #include "vcn_v2_5.h"
72 #include "jpeg_v2_5.h"
73 #include "smuio_v9_0.h"
74 #include "smuio_v11_0.h"
75 #include "smuio_v13_0.h"
76 #include "amdgpu_vkms.h"
77 #include "mxgpu_ai.h"
78 #include "amdgpu_ras.h"
79 #include "amdgpu_xgmi.h"
80 #include <uapi/linux/kfd_ioctl.h>
81 
82 #define mmMP0_MISC_CGTT_CTRL0                                                                   0x01b9
83 #define mmMP0_MISC_CGTT_CTRL0_BASE_IDX                                                          0
84 #define mmMP0_MISC_LIGHT_SLEEP_CTRL                                                             0x01ba
85 #define mmMP0_MISC_LIGHT_SLEEP_CTRL_BASE_IDX                                                    0
86 
87 static const struct amd_ip_funcs soc15_common_ip_funcs;
88 
89 /* Vega, Raven, Arcturus */
90 static const struct amdgpu_video_codec_info vega_video_codecs_encode_array[] =
91 {
92 	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_MPEG4_AVC, 4096, 4096, 0)},
93 	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_HEVC, 4096, 4096, 0)},
94 };
95 
96 static const struct amdgpu_video_codecs vega_video_codecs_encode =
97 {
98 	.codec_count = ARRAY_SIZE(vega_video_codecs_encode_array),
99 	.codec_array = vega_video_codecs_encode_array,
100 };
101 
102 /* Vega */
103 static const struct amdgpu_video_codec_info vega_video_codecs_decode_array[] =
104 {
105 	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_MPEG2, 1920, 1088, 3)},
106 	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_MPEG4, 1920, 1088, 5)},
107 	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_MPEG4_AVC, 4096, 4096, 52)},
108 	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_VC1, 1920, 1088, 4)},
109 	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_HEVC, 4096, 4096, 186)},
110 };
111 
112 static const struct amdgpu_video_codecs vega_video_codecs_decode =
113 {
114 	.codec_count = ARRAY_SIZE(vega_video_codecs_decode_array),
115 	.codec_array = vega_video_codecs_decode_array,
116 };
117 
118 /* Raven */
119 static const struct amdgpu_video_codec_info rv_video_codecs_decode_array[] =
120 {
121 	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_MPEG2, 1920, 1088, 3)},
122 	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_MPEG4, 1920, 1088, 5)},
123 	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_MPEG4_AVC, 4096, 4096, 52)},
124 	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_VC1, 1920, 1088, 4)},
125 	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_HEVC, 4096, 4096, 186)},
126 	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_JPEG, 8192, 8192, 0)},
127 	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_VP9, 4096, 4096, 0)},
128 };
129 
130 static const struct amdgpu_video_codecs rv_video_codecs_decode =
131 {
132 	.codec_count = ARRAY_SIZE(rv_video_codecs_decode_array),
133 	.codec_array = rv_video_codecs_decode_array,
134 };
135 
136 /* Renoir, Arcturus */
137 static const struct amdgpu_video_codec_info rn_video_codecs_decode_array[] =
138 {
139 	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_MPEG2, 1920, 1088, 3)},
140 	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_MPEG4, 1920, 1088, 5)},
141 	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_MPEG4_AVC, 4096, 4096, 52)},
142 	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_VC1, 1920, 1088, 4)},
143 	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_HEVC, 8192, 4352, 186)},
144 	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_JPEG, 16384, 16384, 0)},
145 	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_VP9, 8192, 4352, 0)},
146 };
147 
148 static const struct amdgpu_video_codecs rn_video_codecs_decode =
149 {
150 	.codec_count = ARRAY_SIZE(rn_video_codecs_decode_array),
151 	.codec_array = rn_video_codecs_decode_array,
152 };
153 
154 static const struct amdgpu_video_codec_info vcn_4_0_3_video_codecs_decode_array[] = {
155 	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_MPEG4_AVC, 4096, 4096, 52)},
156 	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_HEVC, 8192, 4352, 186)},
157 	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_JPEG, 16384, 16384, 0)},
158 	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_VP9, 8192, 4352, 0)},
159 	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_AV1, 8192, 4352, 0)},
160 };
161 
162 static const struct amdgpu_video_codecs vcn_4_0_3_video_codecs_decode = {
163 	.codec_count = ARRAY_SIZE(vcn_4_0_3_video_codecs_decode_array),
164 	.codec_array = vcn_4_0_3_video_codecs_decode_array,
165 };
166 
167 static const struct amdgpu_video_codecs vcn_4_0_3_video_codecs_encode = {
168 	.codec_count = 0,
169 	.codec_array = NULL,
170 };
171 
172 static const struct amdgpu_video_codecs vcn_5_0_1_video_codecs_encode_vcn0 = {
173 	.codec_count = 0,
174 	.codec_array = NULL,
175 };
176 
177 static const struct amdgpu_video_codec_info vcn_5_0_1_video_codecs_decode_array_vcn0[] = {
178 	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_MPEG4_AVC, 4096, 4096, 52)},
179 	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_HEVC, 8192, 4352, 186)},
180 	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_JPEG, 16384, 16384, 0)},
181 	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_VP9, 8192, 4352, 0)},
182 	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_AV1, 8192, 4352, 0)},
183 };
184 
185 static const struct amdgpu_video_codecs vcn_5_0_1_video_codecs_decode_vcn0 = {
186 	.codec_count = ARRAY_SIZE(vcn_5_0_1_video_codecs_decode_array_vcn0),
187 	.codec_array = vcn_5_0_1_video_codecs_decode_array_vcn0,
188 };
189 
190 static int soc15_query_video_codecs(struct amdgpu_device *adev, bool encode,
191 				    const struct amdgpu_video_codecs **codecs)
192 {
193 	if (amdgpu_ip_version(adev, VCE_HWIP, 0)) {
194 		switch (amdgpu_ip_version(adev, VCE_HWIP, 0)) {
195 		case IP_VERSION(4, 0, 0):
196 		case IP_VERSION(4, 1, 0):
197 			if (encode)
198 				*codecs = &vega_video_codecs_encode;
199 			else
200 				*codecs = &vega_video_codecs_decode;
201 			return 0;
202 		default:
203 			return -EINVAL;
204 		}
205 	} else {
206 		switch (amdgpu_ip_version(adev, UVD_HWIP, 0)) {
207 		case IP_VERSION(1, 0, 0):
208 		case IP_VERSION(1, 0, 1):
209 			if (encode)
210 				*codecs = &vega_video_codecs_encode;
211 			else
212 				*codecs = &rv_video_codecs_decode;
213 			return 0;
214 		case IP_VERSION(2, 5, 0):
215 		case IP_VERSION(2, 6, 0):
216 		case IP_VERSION(2, 2, 0):
217 			if (encode)
218 				*codecs = &vega_video_codecs_encode;
219 			else
220 				*codecs = &rn_video_codecs_decode;
221 			return 0;
222 		case IP_VERSION(4, 0, 3):
223 			if (encode)
224 				*codecs = &vcn_4_0_3_video_codecs_encode;
225 			else
226 				*codecs = &vcn_4_0_3_video_codecs_decode;
227 			return 0;
228 		case IP_VERSION(5, 0, 1):
229 			if (encode)
230 				*codecs = &vcn_5_0_1_video_codecs_encode_vcn0;
231 			else
232 				*codecs = &vcn_5_0_1_video_codecs_decode_vcn0;
233 			return 0;
234 		default:
235 			return -EINVAL;
236 		}
237 	}
238 }
239 
240 static u32 soc15_uvd_ctx_rreg(struct amdgpu_device *adev, u32 reg)
241 {
242 	unsigned long flags, address, data;
243 	u32 r;
244 
245 	address = SOC15_REG_OFFSET(UVD, 0, mmUVD_CTX_INDEX);
246 	data = SOC15_REG_OFFSET(UVD, 0, mmUVD_CTX_DATA);
247 
248 	spin_lock_irqsave(&adev->uvd_ctx_idx_lock, flags);
249 	WREG32(address, ((reg) & 0x1ff));
250 	r = RREG32(data);
251 	spin_unlock_irqrestore(&adev->uvd_ctx_idx_lock, flags);
252 	return r;
253 }
254 
255 static void soc15_uvd_ctx_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
256 {
257 	unsigned long flags, address, data;
258 
259 	address = SOC15_REG_OFFSET(UVD, 0, mmUVD_CTX_INDEX);
260 	data = SOC15_REG_OFFSET(UVD, 0, mmUVD_CTX_DATA);
261 
262 	spin_lock_irqsave(&adev->uvd_ctx_idx_lock, flags);
263 	WREG32(address, ((reg) & 0x1ff));
264 	WREG32(data, (v));
265 	spin_unlock_irqrestore(&adev->uvd_ctx_idx_lock, flags);
266 }
267 
268 static u32 soc15_didt_rreg(struct amdgpu_device *adev, u32 reg)
269 {
270 	unsigned long flags, address, data;
271 	u32 r;
272 
273 	address = SOC15_REG_OFFSET(GC, 0, mmDIDT_IND_INDEX);
274 	data = SOC15_REG_OFFSET(GC, 0, mmDIDT_IND_DATA);
275 
276 	spin_lock_irqsave(&adev->didt_idx_lock, flags);
277 	WREG32(address, (reg));
278 	r = RREG32(data);
279 	spin_unlock_irqrestore(&adev->didt_idx_lock, flags);
280 	return r;
281 }
282 
283 static void soc15_didt_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
284 {
285 	unsigned long flags, address, data;
286 
287 	address = SOC15_REG_OFFSET(GC, 0, mmDIDT_IND_INDEX);
288 	data = SOC15_REG_OFFSET(GC, 0, mmDIDT_IND_DATA);
289 
290 	spin_lock_irqsave(&adev->didt_idx_lock, flags);
291 	WREG32(address, (reg));
292 	WREG32(data, (v));
293 	spin_unlock_irqrestore(&adev->didt_idx_lock, flags);
294 }
295 
296 static u32 soc15_gc_cac_rreg(struct amdgpu_device *adev, u32 reg)
297 {
298 	unsigned long flags;
299 	u32 r;
300 
301 	spin_lock_irqsave(&adev->gc_cac_idx_lock, flags);
302 	WREG32_SOC15(GC, 0, mmGC_CAC_IND_INDEX, (reg));
303 	r = RREG32_SOC15(GC, 0, mmGC_CAC_IND_DATA);
304 	spin_unlock_irqrestore(&adev->gc_cac_idx_lock, flags);
305 	return r;
306 }
307 
308 static void soc15_gc_cac_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
309 {
310 	unsigned long flags;
311 
312 	spin_lock_irqsave(&adev->gc_cac_idx_lock, flags);
313 	WREG32_SOC15(GC, 0, mmGC_CAC_IND_INDEX, (reg));
314 	WREG32_SOC15(GC, 0, mmGC_CAC_IND_DATA, (v));
315 	spin_unlock_irqrestore(&adev->gc_cac_idx_lock, flags);
316 }
317 
318 static u32 soc15_se_cac_rreg(struct amdgpu_device *adev, u32 reg)
319 {
320 	unsigned long flags;
321 	u32 r;
322 
323 	spin_lock_irqsave(&adev->se_cac_idx_lock, flags);
324 	WREG32_SOC15(GC, 0, mmSE_CAC_IND_INDEX, (reg));
325 	r = RREG32_SOC15(GC, 0, mmSE_CAC_IND_DATA);
326 	spin_unlock_irqrestore(&adev->se_cac_idx_lock, flags);
327 	return r;
328 }
329 
330 static void soc15_se_cac_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
331 {
332 	unsigned long flags;
333 
334 	spin_lock_irqsave(&adev->se_cac_idx_lock, flags);
335 	WREG32_SOC15(GC, 0, mmSE_CAC_IND_INDEX, (reg));
336 	WREG32_SOC15(GC, 0, mmSE_CAC_IND_DATA, (v));
337 	spin_unlock_irqrestore(&adev->se_cac_idx_lock, flags);
338 }
339 
340 static u32 soc15_get_config_memsize(struct amdgpu_device *adev)
341 {
342 	return adev->nbio.funcs->get_memsize(adev);
343 }
344 
345 static u32 soc15_get_xclk(struct amdgpu_device *adev)
346 {
347 	u32 reference_clock = adev->clock.spll.reference_freq;
348 
349 	if (amdgpu_ip_version(adev, MP1_HWIP, 0) == IP_VERSION(12, 0, 0) ||
350 	    amdgpu_ip_version(adev, MP1_HWIP, 0) == IP_VERSION(12, 0, 1) ||
351 	    amdgpu_ip_version(adev, MP1_HWIP, 0) == IP_VERSION(13, 0, 6) ||
352 	    amdgpu_ip_version(adev, MP1_HWIP, 0) == IP_VERSION(13, 0, 12) ||
353 	    amdgpu_ip_version(adev, MP1_HWIP, 0) == IP_VERSION(13, 0, 14))
354 		return 10000;
355 	if (amdgpu_ip_version(adev, MP1_HWIP, 0) == IP_VERSION(10, 0, 0) ||
356 	    amdgpu_ip_version(adev, MP1_HWIP, 0) == IP_VERSION(10, 0, 1))
357 		return reference_clock / 4;
358 
359 	return reference_clock;
360 }
361 
362 
363 void soc15_grbm_select(struct amdgpu_device *adev,
364 		     u32 me, u32 pipe, u32 queue, u32 vmid, int xcc_id)
365 {
366 	u32 grbm_gfx_cntl = 0;
367 	grbm_gfx_cntl = REG_SET_FIELD(grbm_gfx_cntl, GRBM_GFX_CNTL, PIPEID, pipe);
368 	grbm_gfx_cntl = REG_SET_FIELD(grbm_gfx_cntl, GRBM_GFX_CNTL, MEID, me);
369 	grbm_gfx_cntl = REG_SET_FIELD(grbm_gfx_cntl, GRBM_GFX_CNTL, VMID, vmid);
370 	grbm_gfx_cntl = REG_SET_FIELD(grbm_gfx_cntl, GRBM_GFX_CNTL, QUEUEID, queue);
371 
372 	WREG32_SOC15_RLC_SHADOW(GC, xcc_id, mmGRBM_GFX_CNTL, grbm_gfx_cntl);
373 }
374 
375 static bool soc15_read_disabled_bios(struct amdgpu_device *adev)
376 {
377 	/* todo */
378 	return false;
379 }
380 
381 static struct soc15_allowed_register_entry soc15_allowed_read_registers[] = {
382 	{ SOC15_REG_ENTRY(GC, 0, mmGRBM_STATUS)},
383 	{ SOC15_REG_ENTRY(GC, 0, mmGRBM_STATUS2)},
384 	{ SOC15_REG_ENTRY(GC, 0, mmGRBM_STATUS_SE0)},
385 	{ SOC15_REG_ENTRY(GC, 0, mmGRBM_STATUS_SE1)},
386 	{ SOC15_REG_ENTRY(GC, 0, mmGRBM_STATUS_SE2)},
387 	{ SOC15_REG_ENTRY(GC, 0, mmGRBM_STATUS_SE3)},
388 	{ SOC15_REG_ENTRY(SDMA0, 0, mmSDMA0_STATUS_REG)},
389 	{ SOC15_REG_ENTRY(SDMA1, 0, mmSDMA1_STATUS_REG)},
390 	{ SOC15_REG_ENTRY(GC, 0, mmCP_STAT)},
391 	{ SOC15_REG_ENTRY(GC, 0, mmCP_STALLED_STAT1)},
392 	{ SOC15_REG_ENTRY(GC, 0, mmCP_STALLED_STAT2)},
393 	{ SOC15_REG_ENTRY(GC, 0, mmCP_STALLED_STAT3)},
394 	{ SOC15_REG_ENTRY(GC, 0, mmCP_CPF_BUSY_STAT)},
395 	{ SOC15_REG_ENTRY(GC, 0, mmCP_CPF_STALLED_STAT1)},
396 	{ SOC15_REG_ENTRY(GC, 0, mmCP_CPF_STATUS)},
397 	{ SOC15_REG_ENTRY(GC, 0, mmCP_CPC_BUSY_STAT)},
398 	{ SOC15_REG_ENTRY(GC, 0, mmCP_CPC_STALLED_STAT1)},
399 	{ SOC15_REG_ENTRY(GC, 0, mmCP_CPC_STATUS)},
400 	{ SOC15_REG_ENTRY(GC, 0, mmGB_ADDR_CONFIG)},
401 	{ SOC15_REG_ENTRY(GC, 0, mmDB_DEBUG2)},
402 };
403 
404 static uint32_t soc15_read_indexed_register(struct amdgpu_device *adev, u32 se_num,
405 					 u32 sh_num, u32 reg_offset)
406 {
407 	uint32_t val;
408 
409 	mutex_lock(&adev->grbm_idx_mutex);
410 	if (se_num != 0xffffffff || sh_num != 0xffffffff)
411 		amdgpu_gfx_select_se_sh(adev, se_num, sh_num, 0xffffffff, 0);
412 
413 	val = RREG32(reg_offset);
414 
415 	if (se_num != 0xffffffff || sh_num != 0xffffffff)
416 		amdgpu_gfx_select_se_sh(adev, 0xffffffff, 0xffffffff, 0xffffffff, 0);
417 	mutex_unlock(&adev->grbm_idx_mutex);
418 	return val;
419 }
420 
421 static uint32_t soc15_get_register_value(struct amdgpu_device *adev,
422 					 bool indexed, u32 se_num,
423 					 u32 sh_num, u32 reg_offset)
424 {
425 	if (indexed) {
426 		return soc15_read_indexed_register(adev, se_num, sh_num, reg_offset);
427 	} else {
428 		if (reg_offset == SOC15_REG_OFFSET(GC, 0, mmGB_ADDR_CONFIG))
429 			return adev->gfx.config.gb_addr_config;
430 		else if (reg_offset == SOC15_REG_OFFSET(GC, 0, mmDB_DEBUG2))
431 			return adev->gfx.config.db_debug2;
432 		return RREG32(reg_offset);
433 	}
434 }
435 
436 static int soc15_read_register(struct amdgpu_device *adev, u32 se_num,
437 			    u32 sh_num, u32 reg_offset, u32 *value)
438 {
439 	uint32_t i;
440 	struct soc15_allowed_register_entry  *en;
441 
442 	*value = 0;
443 	for (i = 0; i < ARRAY_SIZE(soc15_allowed_read_registers); i++) {
444 		en = &soc15_allowed_read_registers[i];
445 		if (!adev->reg_offset[en->hwip][en->inst])
446 			continue;
447 		else if (reg_offset != (adev->reg_offset[en->hwip][en->inst][en->seg]
448 					+ en->reg_offset))
449 			continue;
450 
451 		*value = soc15_get_register_value(adev,
452 						  soc15_allowed_read_registers[i].grbm_indexed,
453 						  se_num, sh_num, reg_offset);
454 		return 0;
455 	}
456 	return -EINVAL;
457 }
458 
459 
460 /**
461  * soc15_program_register_sequence - program an array of registers.
462  *
463  * @adev: amdgpu_device pointer
464  * @regs: pointer to the register array
465  * @array_size: size of the register array
466  *
467  * Programs an array or registers with and and or masks.
468  * This is a helper for setting golden registers.
469  */
470 
471 void soc15_program_register_sequence(struct amdgpu_device *adev,
472 					     const struct soc15_reg_golden *regs,
473 					     const u32 array_size)
474 {
475 	const struct soc15_reg_golden *entry;
476 	u32 tmp, reg;
477 	int i;
478 
479 	for (i = 0; i < array_size; ++i) {
480 		entry = &regs[i];
481 		reg =  adev->reg_offset[entry->hwip][entry->instance][entry->segment] + entry->reg;
482 
483 		if (entry->and_mask == 0xffffffff) {
484 			tmp = entry->or_mask;
485 		} else {
486 			tmp = (entry->hwip == GC_HWIP) ?
487 				RREG32_SOC15_IP(GC, reg) : RREG32(reg);
488 
489 			tmp &= ~(entry->and_mask);
490 			tmp |= (entry->or_mask & entry->and_mask);
491 		}
492 
493 		if (reg == SOC15_REG_OFFSET(GC, 0, mmPA_SC_BINNER_EVENT_CNTL_3) ||
494 			reg == SOC15_REG_OFFSET(GC, 0, mmPA_SC_ENHANCE) ||
495 			reg == SOC15_REG_OFFSET(GC, 0, mmPA_SC_ENHANCE_1) ||
496 			reg == SOC15_REG_OFFSET(GC, 0, mmSH_MEM_CONFIG))
497 			WREG32_RLC(reg, tmp);
498 		else
499 			(entry->hwip == GC_HWIP) ?
500 				WREG32_SOC15_IP(GC, reg, tmp) : WREG32(reg, tmp);
501 
502 	}
503 
504 }
505 
506 static int soc15_asic_baco_reset(struct amdgpu_device *adev)
507 {
508 	struct amdgpu_ras *ras = amdgpu_ras_get_context(adev);
509 	int ret = 0;
510 
511 	/* avoid NBIF got stuck when do RAS recovery in BACO reset */
512 	if (ras && adev->ras_enabled)
513 		adev->nbio.funcs->enable_doorbell_interrupt(adev, false);
514 
515 	ret = amdgpu_dpm_baco_reset(adev);
516 	if (ret)
517 		return ret;
518 
519 	/* re-enable doorbell interrupt after BACO exit */
520 	if (ras && adev->ras_enabled)
521 		adev->nbio.funcs->enable_doorbell_interrupt(adev, true);
522 
523 	return 0;
524 }
525 
526 static enum amd_reset_method
527 soc15_asic_reset_method(struct amdgpu_device *adev)
528 {
529 	int baco_reset = 0;
530 	bool connected_to_cpu = false;
531 	struct amdgpu_ras *ras = amdgpu_ras_get_context(adev);
532 
533         if (adev->gmc.xgmi.supported && adev->gmc.xgmi.connected_to_cpu)
534                 connected_to_cpu = true;
535 
536 	if (amdgpu_reset_method == AMD_RESET_METHOD_MODE1 ||
537 	    amdgpu_reset_method == AMD_RESET_METHOD_MODE2 ||
538 	    amdgpu_reset_method == AMD_RESET_METHOD_BACO ||
539 	    amdgpu_reset_method == AMD_RESET_METHOD_PCI) {
540 		/* If connected to cpu, driver only support mode2 */
541                 if (connected_to_cpu)
542                         return AMD_RESET_METHOD_MODE2;
543                 return amdgpu_reset_method;
544         }
545 
546 	if (amdgpu_reset_method != -1)
547 		dev_warn(adev->dev, "Specified reset method:%d isn't supported, using AUTO instead.\n",
548 				  amdgpu_reset_method);
549 
550 	switch (amdgpu_ip_version(adev, MP1_HWIP, 0)) {
551 	case IP_VERSION(10, 0, 0):
552 	case IP_VERSION(10, 0, 1):
553 	case IP_VERSION(12, 0, 0):
554 	case IP_VERSION(12, 0, 1):
555 		return AMD_RESET_METHOD_MODE2;
556 	case IP_VERSION(9, 0, 0):
557 	case IP_VERSION(11, 0, 2):
558 		if (adev->asic_type == CHIP_VEGA20) {
559 			if (adev->psp.sos.fw_version >= 0x80067)
560 				baco_reset = amdgpu_dpm_is_baco_supported(adev);
561 			/*
562 			 * 1. PMFW version > 0x284300: all cases use baco
563 			 * 2. PMFW version <= 0x284300: only sGPU w/o RAS use baco
564 			 */
565 			if (ras && adev->ras_enabled &&
566 			    adev->pm.fw_version <= 0x283400)
567 				baco_reset = 0;
568 		} else {
569 			baco_reset = amdgpu_dpm_is_baco_supported(adev);
570 		}
571 		break;
572 	case IP_VERSION(13, 0, 2):
573 		 /*
574 		 * 1.connected to cpu: driver issue mode2 reset
575 		 * 2.discret gpu: driver issue mode1 reset
576 		 */
577 		if (connected_to_cpu)
578 			return AMD_RESET_METHOD_MODE2;
579 		break;
580 	case IP_VERSION(13, 0, 6):
581 	case IP_VERSION(13, 0, 14):
582 	case IP_VERSION(13, 0, 12):
583 		/* Use gpu_recovery param to target a reset method.
584 		 * Enable triggering of GPU reset only if specified
585 		 * by module parameter.
586 		 */
587 		if (adev->pcie_reset_ctx.in_link_reset)
588 			return AMD_RESET_METHOD_LINK;
589 		if (amdgpu_gpu_recovery == 4 || amdgpu_gpu_recovery == 5)
590 			return AMD_RESET_METHOD_MODE2;
591 		else if (!(adev->flags & AMD_IS_APU))
592 			return AMD_RESET_METHOD_MODE1;
593 		else
594 			return AMD_RESET_METHOD_MODE2;
595 	default:
596 		break;
597 	}
598 
599 	if (baco_reset)
600 		return AMD_RESET_METHOD_BACO;
601 	else
602 		return AMD_RESET_METHOD_MODE1;
603 }
604 
605 static bool soc15_need_reset_on_resume(struct amdgpu_device *adev)
606 {
607 	/* Will reset for the following suspend abort cases.
608 	 * 1) S3 suspend aborted in the normal S3 suspend
609 	 * 2) S3 suspend aborted in performing pm core test.
610 	 */
611 	if (adev->in_s3 && !pm_resume_via_firmware())
612 		return true;
613 	else
614 		return false;
615 }
616 
617 static int soc15_asic_reset(struct amdgpu_device *adev)
618 {
619 	/* original raven doesn't have full asic reset */
620 	/* On the latest Raven, the GPU reset can be performed
621 	 * successfully. So now, temporarily enable it for the
622 	 * S3 suspend abort case.
623 	 */
624 
625 	if ((adev->apu_flags & AMD_APU_IS_PICASSO ||
626 			!(adev->apu_flags & AMD_APU_IS_RAVEN)) &&
627 			soc15_need_reset_on_resume(adev))
628 		goto asic_reset;
629 
630 	if ((adev->apu_flags & AMD_APU_IS_RAVEN) ||
631 			(adev->apu_flags & AMD_APU_IS_RAVEN2))
632 		return 0;
633 
634 asic_reset:
635 	switch (soc15_asic_reset_method(adev)) {
636 	case AMD_RESET_METHOD_PCI:
637 		dev_info(adev->dev, "PCI reset\n");
638 		return amdgpu_device_pci_reset(adev);
639 	case AMD_RESET_METHOD_BACO:
640 		dev_info(adev->dev, "BACO reset\n");
641 		return soc15_asic_baco_reset(adev);
642 	case AMD_RESET_METHOD_MODE2:
643 		dev_info(adev->dev, "MODE2 reset\n");
644 		return amdgpu_dpm_mode2_reset(adev);
645 	case AMD_RESET_METHOD_LINK:
646 		dev_info(adev->dev, "Link reset\n");
647 		return amdgpu_device_link_reset(adev);
648 	default:
649 		dev_info(adev->dev, "MODE1 reset\n");
650 		return amdgpu_device_mode1_reset(adev);
651 	}
652 }
653 
654 static int soc15_supports_baco(struct amdgpu_device *adev)
655 {
656 	switch (amdgpu_ip_version(adev, MP1_HWIP, 0)) {
657 	case IP_VERSION(9, 0, 0):
658 	case IP_VERSION(11, 0, 2):
659 		if (adev->asic_type == CHIP_VEGA20) {
660 			if (adev->psp.sos.fw_version >= 0x80067)
661 				return amdgpu_dpm_is_baco_supported(adev);
662 			return 0;
663 		} else {
664 			return amdgpu_dpm_is_baco_supported(adev);
665 		}
666 		break;
667 	default:
668 		return 0;
669 	}
670 }
671 
672 /*static int soc15_set_uvd_clock(struct amdgpu_device *adev, u32 clock,
673 			u32 cntl_reg, u32 status_reg)
674 {
675 	return 0;
676 }*/
677 
678 static int soc15_set_uvd_clocks(struct amdgpu_device *adev, u32 vclk, u32 dclk)
679 {
680 	/*int r;
681 
682 	r = soc15_set_uvd_clock(adev, vclk, ixCG_VCLK_CNTL, ixCG_VCLK_STATUS);
683 	if (r)
684 		return r;
685 
686 	r = soc15_set_uvd_clock(adev, dclk, ixCG_DCLK_CNTL, ixCG_DCLK_STATUS);
687 	*/
688 	return 0;
689 }
690 
691 static int soc15_set_vce_clocks(struct amdgpu_device *adev, u32 evclk, u32 ecclk)
692 {
693 	/* todo */
694 
695 	return 0;
696 }
697 
698 static void soc15_program_aspm(struct amdgpu_device *adev)
699 {
700 	if (!amdgpu_device_should_use_aspm(adev))
701 		return;
702 
703 	if (adev->nbio.funcs->program_aspm)
704 		adev->nbio.funcs->program_aspm(adev);
705 }
706 
707 const struct amdgpu_ip_block_version vega10_common_ip_block =
708 {
709 	.type = AMD_IP_BLOCK_TYPE_COMMON,
710 	.major = 2,
711 	.minor = 0,
712 	.rev = 0,
713 	.funcs = &soc15_common_ip_funcs,
714 };
715 
716 static void soc15_reg_base_init(struct amdgpu_device *adev)
717 {
718 	/* Set IP register base before any HW register access */
719 	switch (adev->asic_type) {
720 	case CHIP_VEGA10:
721 	case CHIP_VEGA12:
722 	case CHIP_RAVEN:
723 	case CHIP_RENOIR:
724 		vega10_reg_base_init(adev);
725 		break;
726 	case CHIP_VEGA20:
727 		vega20_reg_base_init(adev);
728 		break;
729 	case CHIP_ARCTURUS:
730 		arct_reg_base_init(adev);
731 		break;
732 	case CHIP_ALDEBARAN:
733 		aldebaran_reg_base_init(adev);
734 		break;
735 	default:
736 		DRM_ERROR("Unsupported asic type: %d!\n", adev->asic_type);
737 		break;
738 	}
739 }
740 
741 void soc15_set_virt_ops(struct amdgpu_device *adev)
742 {
743 	adev->virt.ops = &xgpu_ai_virt_ops;
744 
745 	/* init soc15 reg base early enough so we can
746 	 * request request full access for sriov before
747 	 * set_ip_blocks. */
748 	soc15_reg_base_init(adev);
749 }
750 
751 static bool soc15_need_full_reset(struct amdgpu_device *adev)
752 {
753 	/* change this when we implement soft reset */
754 	return true;
755 }
756 
757 static void soc15_get_pcie_usage(struct amdgpu_device *adev, uint64_t *count0,
758 				 uint64_t *count1)
759 {
760 	uint32_t perfctr = 0;
761 	uint64_t cnt0_of, cnt1_of;
762 	int tmp;
763 
764 	/* This reports 0 on APUs, so return to avoid writing/reading registers
765 	 * that may or may not be different from their GPU counterparts
766 	 */
767 	if (adev->flags & AMD_IS_APU)
768 		return;
769 
770 	/* Set the 2 events that we wish to watch, defined above */
771 	/* Reg 40 is # received msgs */
772 	/* Reg 104 is # of posted requests sent */
773 	perfctr = REG_SET_FIELD(perfctr, PCIE_PERF_CNTL_TXCLK, EVENT0_SEL, 40);
774 	perfctr = REG_SET_FIELD(perfctr, PCIE_PERF_CNTL_TXCLK, EVENT1_SEL, 104);
775 
776 	/* Write to enable desired perf counters */
777 	WREG32_PCIE(smnPCIE_PERF_CNTL_TXCLK, perfctr);
778 	/* Zero out and enable the perf counters
779 	 * Write 0x5:
780 	 * Bit 0 = Start all counters(1)
781 	 * Bit 2 = Global counter reset enable(1)
782 	 */
783 	WREG32_PCIE(smnPCIE_PERF_COUNT_CNTL, 0x00000005);
784 
785 	msleep(1000);
786 
787 	/* Load the shadow and disable the perf counters
788 	 * Write 0x2:
789 	 * Bit 0 = Stop counters(0)
790 	 * Bit 1 = Load the shadow counters(1)
791 	 */
792 	WREG32_PCIE(smnPCIE_PERF_COUNT_CNTL, 0x00000002);
793 
794 	/* Read register values to get any >32bit overflow */
795 	tmp = RREG32_PCIE(smnPCIE_PERF_CNTL_TXCLK);
796 	cnt0_of = REG_GET_FIELD(tmp, PCIE_PERF_CNTL_TXCLK, COUNTER0_UPPER);
797 	cnt1_of = REG_GET_FIELD(tmp, PCIE_PERF_CNTL_TXCLK, COUNTER1_UPPER);
798 
799 	/* Get the values and add the overflow */
800 	*count0 = RREG32_PCIE(smnPCIE_PERF_COUNT0_TXCLK) | (cnt0_of << 32);
801 	*count1 = RREG32_PCIE(smnPCIE_PERF_COUNT1_TXCLK) | (cnt1_of << 32);
802 }
803 
804 static void vega20_get_pcie_usage(struct amdgpu_device *adev, uint64_t *count0,
805 				 uint64_t *count1)
806 {
807 	uint32_t perfctr = 0;
808 	uint64_t cnt0_of, cnt1_of;
809 	int tmp;
810 
811 	/* This reports 0 on APUs, so return to avoid writing/reading registers
812 	 * that may or may not be different from their GPU counterparts
813 	 */
814 	if (adev->flags & AMD_IS_APU)
815 		return;
816 
817 	/* Set the 2 events that we wish to watch, defined above */
818 	/* Reg 40 is # received msgs */
819 	/* Reg 108 is # of posted requests sent on VG20 */
820 	perfctr = REG_SET_FIELD(perfctr, PCIE_PERF_CNTL_TXCLK3,
821 				EVENT0_SEL, 40);
822 	perfctr = REG_SET_FIELD(perfctr, PCIE_PERF_CNTL_TXCLK3,
823 				EVENT1_SEL, 108);
824 
825 	/* Write to enable desired perf counters */
826 	WREG32_PCIE(smnPCIE_PERF_CNTL_TXCLK3, perfctr);
827 	/* Zero out and enable the perf counters
828 	 * Write 0x5:
829 	 * Bit 0 = Start all counters(1)
830 	 * Bit 2 = Global counter reset enable(1)
831 	 */
832 	WREG32_PCIE(smnPCIE_PERF_COUNT_CNTL, 0x00000005);
833 
834 	msleep(1000);
835 
836 	/* Load the shadow and disable the perf counters
837 	 * Write 0x2:
838 	 * Bit 0 = Stop counters(0)
839 	 * Bit 1 = Load the shadow counters(1)
840 	 */
841 	WREG32_PCIE(smnPCIE_PERF_COUNT_CNTL, 0x00000002);
842 
843 	/* Read register values to get any >32bit overflow */
844 	tmp = RREG32_PCIE(smnPCIE_PERF_CNTL_TXCLK3);
845 	cnt0_of = REG_GET_FIELD(tmp, PCIE_PERF_CNTL_TXCLK3, COUNTER0_UPPER);
846 	cnt1_of = REG_GET_FIELD(tmp, PCIE_PERF_CNTL_TXCLK3, COUNTER1_UPPER);
847 
848 	/* Get the values and add the overflow */
849 	*count0 = RREG32_PCIE(smnPCIE_PERF_COUNT0_TXCLK3) | (cnt0_of << 32);
850 	*count1 = RREG32_PCIE(smnPCIE_PERF_COUNT1_TXCLK3) | (cnt1_of << 32);
851 }
852 
853 static bool soc15_need_reset_on_init(struct amdgpu_device *adev)
854 {
855 	u32 sol_reg;
856 
857 	/* CP hangs in IGT reloading test on RN, reset to WA */
858 	if (adev->asic_type == CHIP_RENOIR)
859 		return true;
860 
861 	if (amdgpu_gmc_need_reset_on_init(adev))
862 		return true;
863 	if (amdgpu_psp_tos_reload_needed(adev))
864 		return true;
865 	/* Just return false for soc15 GPUs.  Reset does not seem to
866 	 * be necessary.
867 	 */
868 	if (!amdgpu_passthrough(adev))
869 		return false;
870 
871 	if (adev->flags & AMD_IS_APU)
872 		return false;
873 
874 	/* Check sOS sign of life register to confirm sys driver and sOS
875 	 * are already been loaded.
876 	 */
877 	sol_reg = RREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_81);
878 	if (sol_reg)
879 		return true;
880 
881 	return false;
882 }
883 
884 static uint64_t soc15_get_pcie_replay_count(struct amdgpu_device *adev)
885 {
886 	uint64_t nak_r, nak_g;
887 
888 	/* Get the number of NAKs received and generated */
889 	nak_r = RREG32_PCIE(smnPCIE_RX_NUM_NAK);
890 	nak_g = RREG32_PCIE(smnPCIE_RX_NUM_NAK_GENERATED);
891 
892 	/* Add the total number of NAKs, i.e the number of replays */
893 	return (nak_r + nak_g);
894 }
895 
896 static void soc15_pre_asic_init(struct amdgpu_device *adev)
897 {
898 	gmc_v9_0_restore_registers(adev);
899 }
900 
901 static const struct amdgpu_asic_funcs soc15_asic_funcs =
902 {
903 	.read_disabled_bios = &soc15_read_disabled_bios,
904 	.read_bios_from_rom = &amdgpu_soc15_read_bios_from_rom,
905 	.read_register = &soc15_read_register,
906 	.reset = &soc15_asic_reset,
907 	.reset_method = &soc15_asic_reset_method,
908 	.get_xclk = &soc15_get_xclk,
909 	.set_uvd_clocks = &soc15_set_uvd_clocks,
910 	.set_vce_clocks = &soc15_set_vce_clocks,
911 	.get_config_memsize = &soc15_get_config_memsize,
912 	.need_full_reset = &soc15_need_full_reset,
913 	.init_doorbell_index = &vega10_doorbell_index_init,
914 	.get_pcie_usage = &soc15_get_pcie_usage,
915 	.need_reset_on_init = &soc15_need_reset_on_init,
916 	.get_pcie_replay_count = &soc15_get_pcie_replay_count,
917 	.supports_baco = &soc15_supports_baco,
918 	.pre_asic_init = &soc15_pre_asic_init,
919 	.query_video_codecs = &soc15_query_video_codecs,
920 };
921 
922 static const struct amdgpu_asic_funcs vega20_asic_funcs =
923 {
924 	.read_disabled_bios = &soc15_read_disabled_bios,
925 	.read_bios_from_rom = &amdgpu_soc15_read_bios_from_rom,
926 	.read_register = &soc15_read_register,
927 	.reset = &soc15_asic_reset,
928 	.reset_method = &soc15_asic_reset_method,
929 	.get_xclk = &soc15_get_xclk,
930 	.set_uvd_clocks = &soc15_set_uvd_clocks,
931 	.set_vce_clocks = &soc15_set_vce_clocks,
932 	.get_config_memsize = &soc15_get_config_memsize,
933 	.need_full_reset = &soc15_need_full_reset,
934 	.init_doorbell_index = &vega20_doorbell_index_init,
935 	.get_pcie_usage = &vega20_get_pcie_usage,
936 	.need_reset_on_init = &soc15_need_reset_on_init,
937 	.get_pcie_replay_count = &soc15_get_pcie_replay_count,
938 	.supports_baco = &soc15_supports_baco,
939 	.pre_asic_init = &soc15_pre_asic_init,
940 	.query_video_codecs = &soc15_query_video_codecs,
941 };
942 
943 static const struct amdgpu_asic_funcs aqua_vanjaram_asic_funcs =
944 {
945 	.read_disabled_bios = &soc15_read_disabled_bios,
946 	.read_bios_from_rom = &amdgpu_soc15_read_bios_from_rom,
947 	.read_register = &soc15_read_register,
948 	.reset = &soc15_asic_reset,
949 	.reset_method = &soc15_asic_reset_method,
950 	.get_xclk = &soc15_get_xclk,
951 	.set_uvd_clocks = &soc15_set_uvd_clocks,
952 	.set_vce_clocks = &soc15_set_vce_clocks,
953 	.get_config_memsize = &soc15_get_config_memsize,
954 	.need_full_reset = &soc15_need_full_reset,
955 	.init_doorbell_index = &aqua_vanjaram_doorbell_index_init,
956 	.need_reset_on_init = &soc15_need_reset_on_init,
957 	.get_pcie_replay_count = &amdgpu_nbio_get_pcie_replay_count,
958 	.supports_baco = &soc15_supports_baco,
959 	.pre_asic_init = &soc15_pre_asic_init,
960 	.query_video_codecs = &soc15_query_video_codecs,
961 	.encode_ext_smn_addressing = &aqua_vanjaram_encode_ext_smn_addressing,
962 	.get_reg_state = &aqua_vanjaram_get_reg_state,
963 };
964 
965 static int soc15_common_early_init(struct amdgpu_ip_block *ip_block)
966 {
967 	struct amdgpu_device *adev = ip_block->adev;
968 
969 	adev->nbio.funcs->set_reg_remap(adev);
970 	adev->smc_rreg = NULL;
971 	adev->smc_wreg = NULL;
972 	adev->pcie_rreg = &amdgpu_device_indirect_rreg;
973 	adev->pcie_wreg = &amdgpu_device_indirect_wreg;
974 	adev->pcie_rreg_ext = &amdgpu_device_indirect_rreg_ext;
975 	adev->pcie_wreg_ext = &amdgpu_device_indirect_wreg_ext;
976 	adev->pcie_rreg64 = &amdgpu_device_indirect_rreg64;
977 	adev->pcie_wreg64 = &amdgpu_device_indirect_wreg64;
978 	adev->pcie_rreg64_ext = &amdgpu_device_indirect_rreg64_ext;
979 	adev->pcie_wreg64_ext = &amdgpu_device_indirect_wreg64_ext;
980 	adev->uvd_ctx_rreg = &soc15_uvd_ctx_rreg;
981 	adev->uvd_ctx_wreg = &soc15_uvd_ctx_wreg;
982 	adev->didt_rreg = &soc15_didt_rreg;
983 	adev->didt_wreg = &soc15_didt_wreg;
984 	adev->gc_cac_rreg = &soc15_gc_cac_rreg;
985 	adev->gc_cac_wreg = &soc15_gc_cac_wreg;
986 	adev->se_cac_rreg = &soc15_se_cac_rreg;
987 	adev->se_cac_wreg = &soc15_se_cac_wreg;
988 
989 	adev->rev_id = amdgpu_device_get_rev_id(adev);
990 	adev->external_rev_id = 0xFF;
991 	/* TODO: split the GC and PG flags based on the relevant IP version for which
992 	 * they are relevant.
993 	 */
994 	switch (amdgpu_ip_version(adev, GC_HWIP, 0)) {
995 	case IP_VERSION(9, 0, 1):
996 		adev->asic_funcs = &soc15_asic_funcs;
997 		adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
998 			AMD_CG_SUPPORT_GFX_MGLS |
999 			AMD_CG_SUPPORT_GFX_RLC_LS |
1000 			AMD_CG_SUPPORT_GFX_CP_LS |
1001 			AMD_CG_SUPPORT_GFX_3D_CGCG |
1002 			AMD_CG_SUPPORT_GFX_3D_CGLS |
1003 			AMD_CG_SUPPORT_GFX_CGCG |
1004 			AMD_CG_SUPPORT_GFX_CGLS |
1005 			AMD_CG_SUPPORT_BIF_MGCG |
1006 			AMD_CG_SUPPORT_BIF_LS |
1007 			AMD_CG_SUPPORT_HDP_LS |
1008 			AMD_CG_SUPPORT_DRM_MGCG |
1009 			AMD_CG_SUPPORT_DRM_LS |
1010 			AMD_CG_SUPPORT_ROM_MGCG |
1011 			AMD_CG_SUPPORT_DF_MGCG |
1012 			AMD_CG_SUPPORT_SDMA_MGCG |
1013 			AMD_CG_SUPPORT_SDMA_LS |
1014 			AMD_CG_SUPPORT_MC_MGCG |
1015 			AMD_CG_SUPPORT_MC_LS;
1016 		adev->pg_flags = 0;
1017 		adev->external_rev_id = 0x1;
1018 		break;
1019 	case IP_VERSION(9, 2, 1):
1020 		adev->asic_funcs = &soc15_asic_funcs;
1021 		adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
1022 			AMD_CG_SUPPORT_GFX_MGLS |
1023 			AMD_CG_SUPPORT_GFX_CGCG |
1024 			AMD_CG_SUPPORT_GFX_CGLS |
1025 			AMD_CG_SUPPORT_GFX_3D_CGCG |
1026 			AMD_CG_SUPPORT_GFX_3D_CGLS |
1027 			AMD_CG_SUPPORT_GFX_CP_LS |
1028 			AMD_CG_SUPPORT_MC_LS |
1029 			AMD_CG_SUPPORT_MC_MGCG |
1030 			AMD_CG_SUPPORT_SDMA_MGCG |
1031 			AMD_CG_SUPPORT_SDMA_LS |
1032 			AMD_CG_SUPPORT_BIF_MGCG |
1033 			AMD_CG_SUPPORT_BIF_LS |
1034 			AMD_CG_SUPPORT_HDP_MGCG |
1035 			AMD_CG_SUPPORT_HDP_LS |
1036 			AMD_CG_SUPPORT_ROM_MGCG |
1037 			AMD_CG_SUPPORT_VCE_MGCG |
1038 			AMD_CG_SUPPORT_UVD_MGCG;
1039 		adev->pg_flags = 0;
1040 		adev->external_rev_id = adev->rev_id + 0x14;
1041 		break;
1042 	case IP_VERSION(9, 4, 0):
1043 		adev->asic_funcs = &vega20_asic_funcs;
1044 		adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
1045 			AMD_CG_SUPPORT_GFX_MGLS |
1046 			AMD_CG_SUPPORT_GFX_CGCG |
1047 			AMD_CG_SUPPORT_GFX_CGLS |
1048 			AMD_CG_SUPPORT_GFX_3D_CGCG |
1049 			AMD_CG_SUPPORT_GFX_3D_CGLS |
1050 			AMD_CG_SUPPORT_GFX_CP_LS |
1051 			AMD_CG_SUPPORT_MC_LS |
1052 			AMD_CG_SUPPORT_MC_MGCG |
1053 			AMD_CG_SUPPORT_SDMA_MGCG |
1054 			AMD_CG_SUPPORT_SDMA_LS |
1055 			AMD_CG_SUPPORT_BIF_MGCG |
1056 			AMD_CG_SUPPORT_BIF_LS |
1057 			AMD_CG_SUPPORT_HDP_MGCG |
1058 			AMD_CG_SUPPORT_HDP_LS |
1059 			AMD_CG_SUPPORT_ROM_MGCG |
1060 			AMD_CG_SUPPORT_VCE_MGCG |
1061 			AMD_CG_SUPPORT_UVD_MGCG;
1062 		adev->pg_flags = 0;
1063 		adev->external_rev_id = adev->rev_id + 0x28;
1064 		break;
1065 	case IP_VERSION(9, 1, 0):
1066 	case IP_VERSION(9, 2, 2):
1067 		adev->asic_funcs = &soc15_asic_funcs;
1068 
1069 		if (adev->rev_id >= 0x8)
1070 			adev->apu_flags |= AMD_APU_IS_RAVEN2;
1071 
1072 		if (adev->apu_flags & AMD_APU_IS_RAVEN2)
1073 			adev->external_rev_id = adev->rev_id + 0x79;
1074 		else if (adev->apu_flags & AMD_APU_IS_PICASSO)
1075 			adev->external_rev_id = adev->rev_id + 0x41;
1076 		else if (adev->rev_id == 1)
1077 			adev->external_rev_id = adev->rev_id + 0x20;
1078 		else
1079 			adev->external_rev_id = adev->rev_id + 0x01;
1080 
1081 		if (adev->apu_flags & AMD_APU_IS_RAVEN2) {
1082 			adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
1083 				AMD_CG_SUPPORT_GFX_MGLS |
1084 				AMD_CG_SUPPORT_GFX_CP_LS |
1085 				AMD_CG_SUPPORT_GFX_3D_CGCG |
1086 				AMD_CG_SUPPORT_GFX_3D_CGLS |
1087 				AMD_CG_SUPPORT_GFX_CGCG |
1088 				AMD_CG_SUPPORT_GFX_CGLS |
1089 				AMD_CG_SUPPORT_BIF_LS |
1090 				AMD_CG_SUPPORT_HDP_LS |
1091 				AMD_CG_SUPPORT_MC_MGCG |
1092 				AMD_CG_SUPPORT_MC_LS |
1093 				AMD_CG_SUPPORT_SDMA_MGCG |
1094 				AMD_CG_SUPPORT_SDMA_LS |
1095 				AMD_CG_SUPPORT_VCN_MGCG;
1096 
1097 			adev->pg_flags = AMD_PG_SUPPORT_SDMA | AMD_PG_SUPPORT_VCN;
1098 		} else if (adev->apu_flags & AMD_APU_IS_PICASSO) {
1099 			adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
1100 				AMD_CG_SUPPORT_GFX_MGLS |
1101 				AMD_CG_SUPPORT_GFX_CP_LS |
1102 				AMD_CG_SUPPORT_GFX_3D_CGLS |
1103 				AMD_CG_SUPPORT_GFX_CGCG |
1104 				AMD_CG_SUPPORT_GFX_CGLS |
1105 				AMD_CG_SUPPORT_BIF_LS |
1106 				AMD_CG_SUPPORT_HDP_LS |
1107 				AMD_CG_SUPPORT_MC_MGCG |
1108 				AMD_CG_SUPPORT_MC_LS |
1109 				AMD_CG_SUPPORT_SDMA_MGCG |
1110 				AMD_CG_SUPPORT_SDMA_LS |
1111 				AMD_CG_SUPPORT_VCN_MGCG;
1112 
1113 			/*
1114 			 * MMHUB PG needs to be disabled for Picasso for
1115 			 * stability reasons.
1116 			 */
1117 			adev->pg_flags = AMD_PG_SUPPORT_SDMA |
1118 				AMD_PG_SUPPORT_VCN;
1119 		} else {
1120 			adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
1121 				AMD_CG_SUPPORT_GFX_MGLS |
1122 				AMD_CG_SUPPORT_GFX_RLC_LS |
1123 				AMD_CG_SUPPORT_GFX_CP_LS |
1124 				AMD_CG_SUPPORT_GFX_3D_CGLS |
1125 				AMD_CG_SUPPORT_GFX_CGCG |
1126 				AMD_CG_SUPPORT_GFX_CGLS |
1127 				AMD_CG_SUPPORT_BIF_MGCG |
1128 				AMD_CG_SUPPORT_BIF_LS |
1129 				AMD_CG_SUPPORT_HDP_MGCG |
1130 				AMD_CG_SUPPORT_HDP_LS |
1131 				AMD_CG_SUPPORT_DRM_MGCG |
1132 				AMD_CG_SUPPORT_DRM_LS |
1133 				AMD_CG_SUPPORT_MC_MGCG |
1134 				AMD_CG_SUPPORT_MC_LS |
1135 				AMD_CG_SUPPORT_SDMA_MGCG |
1136 				AMD_CG_SUPPORT_SDMA_LS |
1137 				AMD_CG_SUPPORT_VCN_MGCG;
1138 
1139 			adev->pg_flags = AMD_PG_SUPPORT_SDMA | AMD_PG_SUPPORT_VCN;
1140 		}
1141 		break;
1142 	case IP_VERSION(9, 4, 1):
1143 		adev->asic_funcs = &vega20_asic_funcs;
1144 		adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
1145 			AMD_CG_SUPPORT_GFX_MGLS |
1146 			AMD_CG_SUPPORT_GFX_CGCG |
1147 			AMD_CG_SUPPORT_GFX_CGLS |
1148 			AMD_CG_SUPPORT_GFX_CP_LS |
1149 			AMD_CG_SUPPORT_HDP_MGCG |
1150 			AMD_CG_SUPPORT_HDP_LS |
1151 			AMD_CG_SUPPORT_SDMA_MGCG |
1152 			AMD_CG_SUPPORT_SDMA_LS |
1153 			AMD_CG_SUPPORT_MC_MGCG |
1154 			AMD_CG_SUPPORT_MC_LS |
1155 			AMD_CG_SUPPORT_IH_CG |
1156 			AMD_CG_SUPPORT_VCN_MGCG |
1157 			AMD_CG_SUPPORT_JPEG_MGCG;
1158 		adev->pg_flags = AMD_PG_SUPPORT_VCN | AMD_PG_SUPPORT_VCN_DPG;
1159 		adev->external_rev_id = adev->rev_id + 0x32;
1160 		break;
1161 	case IP_VERSION(9, 3, 0):
1162 		adev->asic_funcs = &soc15_asic_funcs;
1163 
1164 		if (adev->apu_flags & AMD_APU_IS_RENOIR)
1165 			adev->external_rev_id = adev->rev_id + 0x91;
1166 		else
1167 			adev->external_rev_id = adev->rev_id + 0xa1;
1168 		adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
1169 				 AMD_CG_SUPPORT_GFX_MGLS |
1170 				 AMD_CG_SUPPORT_GFX_3D_CGCG |
1171 				 AMD_CG_SUPPORT_GFX_3D_CGLS |
1172 				 AMD_CG_SUPPORT_GFX_CGCG |
1173 				 AMD_CG_SUPPORT_GFX_CGLS |
1174 				 AMD_CG_SUPPORT_GFX_CP_LS |
1175 				 AMD_CG_SUPPORT_MC_MGCG |
1176 				 AMD_CG_SUPPORT_MC_LS |
1177 				 AMD_CG_SUPPORT_SDMA_MGCG |
1178 				 AMD_CG_SUPPORT_SDMA_LS |
1179 				 AMD_CG_SUPPORT_BIF_LS |
1180 				 AMD_CG_SUPPORT_HDP_LS |
1181 				 AMD_CG_SUPPORT_VCN_MGCG |
1182 				 AMD_CG_SUPPORT_JPEG_MGCG |
1183 				 AMD_CG_SUPPORT_IH_CG |
1184 				 AMD_CG_SUPPORT_ATHUB_LS |
1185 				 AMD_CG_SUPPORT_ATHUB_MGCG |
1186 				 AMD_CG_SUPPORT_DF_MGCG;
1187 		adev->pg_flags = AMD_PG_SUPPORT_SDMA |
1188 				 AMD_PG_SUPPORT_VCN |
1189 				 AMD_PG_SUPPORT_JPEG |
1190 				 AMD_PG_SUPPORT_VCN_DPG;
1191 		break;
1192 	case IP_VERSION(9, 4, 2):
1193 		adev->asic_funcs = &vega20_asic_funcs;
1194 		adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
1195 			AMD_CG_SUPPORT_GFX_MGLS |
1196 			AMD_CG_SUPPORT_GFX_CP_LS |
1197 			AMD_CG_SUPPORT_HDP_LS |
1198 			AMD_CG_SUPPORT_SDMA_MGCG |
1199 			AMD_CG_SUPPORT_SDMA_LS |
1200 			AMD_CG_SUPPORT_IH_CG |
1201 			AMD_CG_SUPPORT_VCN_MGCG | AMD_CG_SUPPORT_JPEG_MGCG;
1202 		adev->pg_flags = AMD_PG_SUPPORT_VCN_DPG;
1203 		adev->external_rev_id = adev->rev_id + 0x3c;
1204 		break;
1205 	case IP_VERSION(9, 4, 3):
1206 	case IP_VERSION(9, 4, 4):
1207 	case IP_VERSION(9, 5, 0):
1208 		adev->asic_funcs = &aqua_vanjaram_asic_funcs;
1209 		adev->cg_flags =
1210 			AMD_CG_SUPPORT_GFX_MGCG | AMD_CG_SUPPORT_GFX_CGCG |
1211 			AMD_CG_SUPPORT_GFX_CGLS | AMD_CG_SUPPORT_SDMA_MGCG |
1212 			AMD_CG_SUPPORT_GFX_FGCG | AMD_CG_SUPPORT_REPEATER_FGCG |
1213 			AMD_CG_SUPPORT_VCN_MGCG | AMD_CG_SUPPORT_JPEG_MGCG |
1214 			AMD_CG_SUPPORT_IH_CG;
1215 		adev->pg_flags =
1216 			AMD_PG_SUPPORT_VCN |
1217 			AMD_PG_SUPPORT_VCN_DPG |
1218 			AMD_PG_SUPPORT_JPEG;
1219 		/*TODO: need a new external_rev_id for GC 9.4.4? */
1220 		adev->external_rev_id = adev->rev_id + 0x46;
1221 		if (amdgpu_ip_version(adev, GC_HWIP, 0) == IP_VERSION(9, 5, 0))
1222 			adev->external_rev_id = adev->rev_id + 0x50;
1223 		break;
1224 	default:
1225 		/* FIXME: not supported yet */
1226 		return -EINVAL;
1227 	}
1228 
1229 	if (amdgpu_sriov_vf(adev)) {
1230 		amdgpu_virt_init_setting(adev);
1231 		xgpu_ai_mailbox_set_irq_funcs(adev);
1232 	}
1233 
1234 	return 0;
1235 }
1236 
1237 static int soc15_common_late_init(struct amdgpu_ip_block *ip_block)
1238 {
1239 	struct amdgpu_device *adev = ip_block->adev;
1240 
1241 	if (amdgpu_sriov_vf(adev))
1242 		xgpu_ai_mailbox_get_irq(adev);
1243 
1244 	/* Enable selfring doorbell aperture late because doorbell BAR
1245 	 * aperture will change if resize BAR successfully in gmc sw_init.
1246 	 */
1247 	adev->nbio.funcs->enable_doorbell_selfring_aperture(adev, true);
1248 
1249 	return 0;
1250 }
1251 
1252 static int soc15_common_sw_init(struct amdgpu_ip_block *ip_block)
1253 {
1254 	struct amdgpu_device *adev = ip_block->adev;
1255 
1256 	if (amdgpu_sriov_vf(adev))
1257 		xgpu_ai_mailbox_add_irq_id(adev);
1258 
1259 	if (adev->df.funcs &&
1260 	    adev->df.funcs->sw_init)
1261 		adev->df.funcs->sw_init(adev);
1262 
1263 	return 0;
1264 }
1265 
1266 static int soc15_common_sw_fini(struct amdgpu_ip_block *ip_block)
1267 {
1268 	struct amdgpu_device *adev = ip_block->adev;
1269 
1270 	if (adev->df.funcs &&
1271 	    adev->df.funcs->sw_fini)
1272 		adev->df.funcs->sw_fini(adev);
1273 	return 0;
1274 }
1275 
1276 static void soc15_sdma_doorbell_range_init(struct amdgpu_device *adev)
1277 {
1278 	int i;
1279 
1280 	/* sdma doorbell range is programed by hypervisor */
1281 	if (!amdgpu_sriov_vf(adev)) {
1282 		for (i = 0; i < adev->sdma.num_instances; i++) {
1283 			adev->nbio.funcs->sdma_doorbell_range(adev, i,
1284 				true, adev->doorbell_index.sdma_engine[i] << 1,
1285 				adev->doorbell_index.sdma_doorbell_range);
1286 		}
1287 	}
1288 }
1289 
1290 static int soc15_common_hw_init(struct amdgpu_ip_block *ip_block)
1291 {
1292 	struct amdgpu_device *adev = ip_block->adev;
1293 
1294 	/* enable aspm */
1295 	soc15_program_aspm(adev);
1296 	/* setup nbio registers */
1297 	adev->nbio.funcs->init_registers(adev);
1298 	/* remap HDP registers to a hole in mmio space,
1299 	 * for the purpose of expose those registers
1300 	 * to process space
1301 	 */
1302 	if (adev->nbio.funcs->remap_hdp_registers && !amdgpu_sriov_vf(adev))
1303 		adev->nbio.funcs->remap_hdp_registers(adev);
1304 
1305 	/* enable the doorbell aperture */
1306 	adev->nbio.funcs->enable_doorbell_aperture(adev, true);
1307 
1308 	/* HW doorbell routing policy: doorbell writing not
1309 	 * in SDMA/IH/MM/ACV range will be routed to CP. So
1310 	 * we need to init SDMA doorbell range prior
1311 	 * to CP ip block init and ring test.  IH already
1312 	 * happens before CP.
1313 	 */
1314 	soc15_sdma_doorbell_range_init(adev);
1315 
1316 	return 0;
1317 }
1318 
1319 static int soc15_common_hw_fini(struct amdgpu_ip_block *ip_block)
1320 {
1321 	struct amdgpu_device *adev = ip_block->adev;
1322 
1323 	/* Disable the doorbell aperture and selfring doorbell aperture
1324 	 * separately in hw_fini because soc15_enable_doorbell_aperture
1325 	 * has been removed and there is no need to delay disabling
1326 	 * selfring doorbell.
1327 	 */
1328 	adev->nbio.funcs->enable_doorbell_aperture(adev, false);
1329 	adev->nbio.funcs->enable_doorbell_selfring_aperture(adev, false);
1330 
1331 	if (amdgpu_sriov_vf(adev))
1332 		xgpu_ai_mailbox_put_irq(adev);
1333 
1334 	/*
1335 	 * For minimal init, late_init is not called, hence RAS irqs are not
1336 	 * enabled.
1337 	 */
1338 	if ((!amdgpu_sriov_vf(adev)) &&
1339 	    (adev->init_lvl->level != AMDGPU_INIT_LEVEL_MINIMAL_XGMI) &&
1340 	    adev->nbio.ras_if &&
1341 	    amdgpu_ras_is_supported(adev, adev->nbio.ras_if->block)) {
1342 		if (adev->nbio.ras &&
1343 		    adev->nbio.ras->init_ras_controller_interrupt)
1344 			amdgpu_irq_put(adev, &adev->nbio.ras_controller_irq, 0);
1345 		if (adev->nbio.ras &&
1346 		    adev->nbio.ras->init_ras_err_event_athub_interrupt)
1347 			amdgpu_irq_put(adev, &adev->nbio.ras_err_event_athub_irq, 0);
1348 	}
1349 
1350 	return 0;
1351 }
1352 
1353 static int soc15_common_suspend(struct amdgpu_ip_block *ip_block)
1354 {
1355 	return soc15_common_hw_fini(ip_block);
1356 }
1357 
1358 static int soc15_common_resume(struct amdgpu_ip_block *ip_block)
1359 {
1360 	struct amdgpu_device *adev = ip_block->adev;
1361 
1362 	if (soc15_need_reset_on_resume(adev)) {
1363 		dev_info(adev->dev, "S3 suspend abort case, let's reset ASIC.\n");
1364 		soc15_asic_reset(adev);
1365 	}
1366 	return soc15_common_hw_init(ip_block);
1367 }
1368 
1369 static bool soc15_common_is_idle(struct amdgpu_ip_block *ip_block)
1370 {
1371 	return true;
1372 }
1373 
1374 static void soc15_update_drm_clock_gating(struct amdgpu_device *adev, bool enable)
1375 {
1376 	uint32_t def, data;
1377 
1378 	def = data = RREG32(SOC15_REG_OFFSET(MP0, 0, mmMP0_MISC_CGTT_CTRL0));
1379 
1380 	if (enable && (adev->cg_flags & AMD_CG_SUPPORT_DRM_MGCG))
1381 		data &= ~(0x01000000 |
1382 			  0x02000000 |
1383 			  0x04000000 |
1384 			  0x08000000 |
1385 			  0x10000000 |
1386 			  0x20000000 |
1387 			  0x40000000 |
1388 			  0x80000000);
1389 	else
1390 		data |= (0x01000000 |
1391 			 0x02000000 |
1392 			 0x04000000 |
1393 			 0x08000000 |
1394 			 0x10000000 |
1395 			 0x20000000 |
1396 			 0x40000000 |
1397 			 0x80000000);
1398 
1399 	if (def != data)
1400 		WREG32(SOC15_REG_OFFSET(MP0, 0, mmMP0_MISC_CGTT_CTRL0), data);
1401 }
1402 
1403 static void soc15_update_drm_light_sleep(struct amdgpu_device *adev, bool enable)
1404 {
1405 	uint32_t def, data;
1406 
1407 	def = data = RREG32(SOC15_REG_OFFSET(MP0, 0, mmMP0_MISC_LIGHT_SLEEP_CTRL));
1408 
1409 	if (enable && (adev->cg_flags & AMD_CG_SUPPORT_DRM_LS))
1410 		data |= 1;
1411 	else
1412 		data &= ~1;
1413 
1414 	if (def != data)
1415 		WREG32(SOC15_REG_OFFSET(MP0, 0, mmMP0_MISC_LIGHT_SLEEP_CTRL), data);
1416 }
1417 
1418 static int soc15_common_set_clockgating_state(struct amdgpu_ip_block *ip_block,
1419 					    enum amd_clockgating_state state)
1420 {
1421 	struct amdgpu_device *adev = ip_block->adev;
1422 
1423 	if (amdgpu_sriov_vf(adev))
1424 		return 0;
1425 
1426 	switch (amdgpu_ip_version(adev, NBIO_HWIP, 0)) {
1427 	case IP_VERSION(6, 1, 0):
1428 	case IP_VERSION(6, 2, 0):
1429 	case IP_VERSION(7, 4, 0):
1430 		adev->nbio.funcs->update_medium_grain_clock_gating(adev,
1431 				state == AMD_CG_STATE_GATE);
1432 		adev->nbio.funcs->update_medium_grain_light_sleep(adev,
1433 				state == AMD_CG_STATE_GATE);
1434 		adev->hdp.funcs->update_clock_gating(adev,
1435 				state == AMD_CG_STATE_GATE);
1436 		soc15_update_drm_clock_gating(adev,
1437 				state == AMD_CG_STATE_GATE);
1438 		soc15_update_drm_light_sleep(adev,
1439 				state == AMD_CG_STATE_GATE);
1440 		adev->smuio.funcs->update_rom_clock_gating(adev,
1441 				state == AMD_CG_STATE_GATE);
1442 		adev->df.funcs->update_medium_grain_clock_gating(adev,
1443 				state == AMD_CG_STATE_GATE);
1444 		break;
1445 	case IP_VERSION(7, 0, 0):
1446 	case IP_VERSION(7, 0, 1):
1447 	case IP_VERSION(2, 5, 0):
1448 		adev->nbio.funcs->update_medium_grain_clock_gating(adev,
1449 				state == AMD_CG_STATE_GATE);
1450 		adev->nbio.funcs->update_medium_grain_light_sleep(adev,
1451 				state == AMD_CG_STATE_GATE);
1452 		adev->hdp.funcs->update_clock_gating(adev,
1453 				state == AMD_CG_STATE_GATE);
1454 		soc15_update_drm_clock_gating(adev,
1455 				state == AMD_CG_STATE_GATE);
1456 		soc15_update_drm_light_sleep(adev,
1457 				state == AMD_CG_STATE_GATE);
1458 		break;
1459 	case IP_VERSION(7, 4, 1):
1460 	case IP_VERSION(7, 4, 4):
1461 		adev->hdp.funcs->update_clock_gating(adev,
1462 				state == AMD_CG_STATE_GATE);
1463 		break;
1464 	default:
1465 		break;
1466 	}
1467 	return 0;
1468 }
1469 
1470 static void soc15_common_get_clockgating_state(struct amdgpu_ip_block *ip_block, u64 *flags)
1471 {
1472 	struct amdgpu_device *adev = ip_block->adev;
1473 	int data;
1474 
1475 	if (amdgpu_sriov_vf(adev))
1476 		*flags = 0;
1477 
1478 	if (adev->nbio.funcs && adev->nbio.funcs->get_clockgating_state)
1479 		adev->nbio.funcs->get_clockgating_state(adev, flags);
1480 
1481 	if (adev->hdp.funcs && adev->hdp.funcs->get_clock_gating_state)
1482 		adev->hdp.funcs->get_clock_gating_state(adev, flags);
1483 
1484 	if ((amdgpu_ip_version(adev, MP0_HWIP, 0) != IP_VERSION(13, 0, 2)) &&
1485 	    (amdgpu_ip_version(adev, MP0_HWIP, 0) != IP_VERSION(13, 0, 6)) &&
1486 	    (amdgpu_ip_version(adev, MP0_HWIP, 0) != IP_VERSION(13, 0, 12)) &&
1487 	    (amdgpu_ip_version(adev, MP0_HWIP, 0) != IP_VERSION(13, 0, 14))) {
1488 		/* AMD_CG_SUPPORT_DRM_MGCG */
1489 		data = RREG32(SOC15_REG_OFFSET(MP0, 0, mmMP0_MISC_CGTT_CTRL0));
1490 		if (!(data & 0x01000000))
1491 			*flags |= AMD_CG_SUPPORT_DRM_MGCG;
1492 
1493 		/* AMD_CG_SUPPORT_DRM_LS */
1494 		data = RREG32(SOC15_REG_OFFSET(MP0, 0, mmMP0_MISC_LIGHT_SLEEP_CTRL));
1495 		if (data & 0x1)
1496 			*flags |= AMD_CG_SUPPORT_DRM_LS;
1497 	}
1498 
1499 	/* AMD_CG_SUPPORT_ROM_MGCG */
1500 	if (adev->smuio.funcs && adev->smuio.funcs->get_clock_gating_state)
1501 		adev->smuio.funcs->get_clock_gating_state(adev, flags);
1502 
1503 	if (adev->df.funcs && adev->df.funcs->get_clockgating_state)
1504 		adev->df.funcs->get_clockgating_state(adev, flags);
1505 }
1506 
1507 static int soc15_common_set_powergating_state(struct amdgpu_ip_block *ip_block,
1508 					    enum amd_powergating_state state)
1509 {
1510 	/* todo */
1511 	return 0;
1512 }
1513 
1514 static const struct amd_ip_funcs soc15_common_ip_funcs = {
1515 	.name = "soc15_common",
1516 	.early_init = soc15_common_early_init,
1517 	.late_init = soc15_common_late_init,
1518 	.sw_init = soc15_common_sw_init,
1519 	.sw_fini = soc15_common_sw_fini,
1520 	.hw_init = soc15_common_hw_init,
1521 	.hw_fini = soc15_common_hw_fini,
1522 	.suspend = soc15_common_suspend,
1523 	.resume = soc15_common_resume,
1524 	.is_idle = soc15_common_is_idle,
1525 	.set_clockgating_state = soc15_common_set_clockgating_state,
1526 	.set_powergating_state = soc15_common_set_powergating_state,
1527 	.get_clockgating_state= soc15_common_get_clockgating_state,
1528 };
1529