xref: /linux/drivers/gpu/drm/amd/amdgpu/soc15.c (revision 76e3b62db9bf2dbedc5f41070684fdec64cd71a6)
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, 4096, 4096, 3)},
106 	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_MPEG4, 4096, 4096, 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, 4096, 4096, 4)},
109 	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_HEVC, 4096, 4096, 186)},
110 	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_JPEG, 4096, 4096, 0)},
111 };
112 
113 static const struct amdgpu_video_codecs vega_video_codecs_decode =
114 {
115 	.codec_count = ARRAY_SIZE(vega_video_codecs_decode_array),
116 	.codec_array = vega_video_codecs_decode_array,
117 };
118 
119 /* Raven */
120 static const struct amdgpu_video_codec_info rv_video_codecs_decode_array[] =
121 {
122 	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_MPEG2, 4096, 4096, 3)},
123 	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_MPEG4, 4096, 4096, 5)},
124 	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_MPEG4_AVC, 4096, 4096, 52)},
125 	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_VC1, 4096, 4096, 4)},
126 	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_HEVC, 4096, 4096, 186)},
127 	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_JPEG, 4096, 4096, 0)},
128 	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_VP9, 4096, 4096, 0)},
129 };
130 
131 static const struct amdgpu_video_codecs rv_video_codecs_decode =
132 {
133 	.codec_count = ARRAY_SIZE(rv_video_codecs_decode_array),
134 	.codec_array = rv_video_codecs_decode_array,
135 };
136 
137 /* Renoir, Arcturus */
138 static const struct amdgpu_video_codec_info rn_video_codecs_decode_array[] =
139 {
140 	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_MPEG2, 4096, 4096, 3)},
141 	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_MPEG4, 4096, 4096, 5)},
142 	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_MPEG4_AVC, 4096, 4096, 52)},
143 	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_VC1, 4096, 4096, 4)},
144 	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_HEVC, 8192, 4352, 186)},
145 	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_JPEG, 16384, 16384, 0)},
146 	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_VP9, 8192, 4352, 0)},
147 };
148 
149 static const struct amdgpu_video_codecs rn_video_codecs_decode =
150 {
151 	.codec_count = ARRAY_SIZE(rn_video_codecs_decode_array),
152 	.codec_array = rn_video_codecs_decode_array,
153 };
154 
155 static const struct amdgpu_video_codec_info vcn_4_0_3_video_codecs_decode_array[] = {
156 	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_MPEG4_AVC, 4096, 4096, 52)},
157 	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_HEVC, 8192, 4352, 186)},
158 	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_JPEG, 16384, 16384, 0)},
159 	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_VP9, 8192, 4352, 0)},
160 	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_AV1, 8192, 4352, 0)},
161 };
162 
163 static const struct amdgpu_video_codecs vcn_4_0_3_video_codecs_decode = {
164 	.codec_count = ARRAY_SIZE(vcn_4_0_3_video_codecs_decode_array),
165 	.codec_array = vcn_4_0_3_video_codecs_decode_array,
166 };
167 
168 static const struct amdgpu_video_codecs vcn_4_0_3_video_codecs_encode = {
169 	.codec_count = 0,
170 	.codec_array = NULL,
171 };
172 
173 static const struct amdgpu_video_codecs vcn_5_0_1_video_codecs_encode_vcn0 = {
174 	.codec_count = 0,
175 	.codec_array = NULL,
176 };
177 
178 static const struct amdgpu_video_codec_info vcn_5_0_1_video_codecs_decode_array_vcn0[] = {
179 	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_MPEG4_AVC, 4096, 4096, 52)},
180 	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_HEVC, 8192, 4352, 186)},
181 	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_JPEG, 16384, 16384, 0)},
182 	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_VP9, 8192, 4352, 0)},
183 	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_AV1, 8192, 4352, 0)},
184 };
185 
186 static const struct amdgpu_video_codecs vcn_5_0_1_video_codecs_decode_vcn0 = {
187 	.codec_count = ARRAY_SIZE(vcn_5_0_1_video_codecs_decode_array_vcn0),
188 	.codec_array = vcn_5_0_1_video_codecs_decode_array_vcn0,
189 };
190 
191 static int soc15_query_video_codecs(struct amdgpu_device *adev, bool encode,
192 				    const struct amdgpu_video_codecs **codecs)
193 {
194 	if (amdgpu_ip_version(adev, VCE_HWIP, 0)) {
195 		switch (amdgpu_ip_version(adev, VCE_HWIP, 0)) {
196 		case IP_VERSION(4, 0, 0):
197 		case IP_VERSION(4, 1, 0):
198 			if (encode)
199 				*codecs = &vega_video_codecs_encode;
200 			else
201 				*codecs = &vega_video_codecs_decode;
202 			return 0;
203 		default:
204 			return -EINVAL;
205 		}
206 	} else {
207 		switch (amdgpu_ip_version(adev, UVD_HWIP, 0)) {
208 		case IP_VERSION(1, 0, 0):
209 		case IP_VERSION(1, 0, 1):
210 			if (encode)
211 				*codecs = &vega_video_codecs_encode;
212 			else
213 				*codecs = &rv_video_codecs_decode;
214 			return 0;
215 		case IP_VERSION(2, 5, 0):
216 		case IP_VERSION(2, 6, 0):
217 		case IP_VERSION(2, 2, 0):
218 			if (encode)
219 				*codecs = &vega_video_codecs_encode;
220 			else
221 				*codecs = &rn_video_codecs_decode;
222 			return 0;
223 		case IP_VERSION(4, 0, 3):
224 			if (encode)
225 				*codecs = &vcn_4_0_3_video_codecs_encode;
226 			else
227 				*codecs = &vcn_4_0_3_video_codecs_decode;
228 			return 0;
229 		case IP_VERSION(5, 0, 1):
230 			if (encode)
231 				*codecs = &vcn_5_0_1_video_codecs_encode_vcn0;
232 			else
233 				*codecs = &vcn_5_0_1_video_codecs_decode_vcn0;
234 			return 0;
235 		default:
236 			return -EINVAL;
237 		}
238 	}
239 }
240 
241 static u32 soc15_uvd_ctx_rreg(struct amdgpu_device *adev, u32 reg)
242 {
243 	unsigned long flags, address, data;
244 	u32 r;
245 
246 	address = SOC15_REG_OFFSET(UVD, 0, mmUVD_CTX_INDEX);
247 	data = SOC15_REG_OFFSET(UVD, 0, mmUVD_CTX_DATA);
248 
249 	spin_lock_irqsave(&adev->uvd_ctx_idx_lock, flags);
250 	WREG32(address, ((reg) & 0x1ff));
251 	r = RREG32(data);
252 	spin_unlock_irqrestore(&adev->uvd_ctx_idx_lock, flags);
253 	return r;
254 }
255 
256 static void soc15_uvd_ctx_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
257 {
258 	unsigned long flags, address, data;
259 
260 	address = SOC15_REG_OFFSET(UVD, 0, mmUVD_CTX_INDEX);
261 	data = SOC15_REG_OFFSET(UVD, 0, mmUVD_CTX_DATA);
262 
263 	spin_lock_irqsave(&adev->uvd_ctx_idx_lock, flags);
264 	WREG32(address, ((reg) & 0x1ff));
265 	WREG32(data, (v));
266 	spin_unlock_irqrestore(&adev->uvd_ctx_idx_lock, flags);
267 }
268 
269 static u32 soc15_didt_rreg(struct amdgpu_device *adev, u32 reg)
270 {
271 	unsigned long flags, address, data;
272 	u32 r;
273 
274 	address = SOC15_REG_OFFSET(GC, 0, mmDIDT_IND_INDEX);
275 	data = SOC15_REG_OFFSET(GC, 0, mmDIDT_IND_DATA);
276 
277 	spin_lock_irqsave(&adev->didt_idx_lock, flags);
278 	WREG32(address, (reg));
279 	r = RREG32(data);
280 	spin_unlock_irqrestore(&adev->didt_idx_lock, flags);
281 	return r;
282 }
283 
284 static void soc15_didt_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
285 {
286 	unsigned long flags, address, data;
287 
288 	address = SOC15_REG_OFFSET(GC, 0, mmDIDT_IND_INDEX);
289 	data = SOC15_REG_OFFSET(GC, 0, mmDIDT_IND_DATA);
290 
291 	spin_lock_irqsave(&adev->didt_idx_lock, flags);
292 	WREG32(address, (reg));
293 	WREG32(data, (v));
294 	spin_unlock_irqrestore(&adev->didt_idx_lock, flags);
295 }
296 
297 static u32 soc15_gc_cac_rreg(struct amdgpu_device *adev, u32 reg)
298 {
299 	unsigned long flags;
300 	u32 r;
301 
302 	spin_lock_irqsave(&adev->gc_cac_idx_lock, flags);
303 	WREG32_SOC15(GC, 0, mmGC_CAC_IND_INDEX, (reg));
304 	r = RREG32_SOC15(GC, 0, mmGC_CAC_IND_DATA);
305 	spin_unlock_irqrestore(&adev->gc_cac_idx_lock, flags);
306 	return r;
307 }
308 
309 static void soc15_gc_cac_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
310 {
311 	unsigned long flags;
312 
313 	spin_lock_irqsave(&adev->gc_cac_idx_lock, flags);
314 	WREG32_SOC15(GC, 0, mmGC_CAC_IND_INDEX, (reg));
315 	WREG32_SOC15(GC, 0, mmGC_CAC_IND_DATA, (v));
316 	spin_unlock_irqrestore(&adev->gc_cac_idx_lock, flags);
317 }
318 
319 static u32 soc15_se_cac_rreg(struct amdgpu_device *adev, u32 reg)
320 {
321 	unsigned long flags;
322 	u32 r;
323 
324 	spin_lock_irqsave(&adev->se_cac_idx_lock, flags);
325 	WREG32_SOC15(GC, 0, mmSE_CAC_IND_INDEX, (reg));
326 	r = RREG32_SOC15(GC, 0, mmSE_CAC_IND_DATA);
327 	spin_unlock_irqrestore(&adev->se_cac_idx_lock, flags);
328 	return r;
329 }
330 
331 static void soc15_se_cac_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
332 {
333 	unsigned long flags;
334 
335 	spin_lock_irqsave(&adev->se_cac_idx_lock, flags);
336 	WREG32_SOC15(GC, 0, mmSE_CAC_IND_INDEX, (reg));
337 	WREG32_SOC15(GC, 0, mmSE_CAC_IND_DATA, (v));
338 	spin_unlock_irqrestore(&adev->se_cac_idx_lock, flags);
339 }
340 
341 static u32 soc15_get_config_memsize(struct amdgpu_device *adev)
342 {
343 	return adev->nbio.funcs->get_memsize(adev);
344 }
345 
346 static u32 soc15_get_xclk(struct amdgpu_device *adev)
347 {
348 	u32 reference_clock = adev->clock.spll.reference_freq;
349 
350 	if (amdgpu_ip_version(adev, MP1_HWIP, 0) == IP_VERSION(12, 0, 0) ||
351 	    amdgpu_ip_version(adev, MP1_HWIP, 0) == IP_VERSION(12, 0, 1) ||
352 	    amdgpu_ip_version(adev, MP1_HWIP, 0) == IP_VERSION(13, 0, 6) ||
353 	    amdgpu_ip_version(adev, MP1_HWIP, 0) == IP_VERSION(13, 0, 12) ||
354 	    amdgpu_ip_version(adev, MP1_HWIP, 0) == IP_VERSION(13, 0, 14))
355 		return 10000;
356 	if (amdgpu_ip_version(adev, MP1_HWIP, 0) == IP_VERSION(10, 0, 0) ||
357 	    amdgpu_ip_version(adev, MP1_HWIP, 0) == IP_VERSION(10, 0, 1))
358 		return reference_clock / 4;
359 
360 	return reference_clock;
361 }
362 
363 
364 void soc15_grbm_select(struct amdgpu_device *adev,
365 		     u32 me, u32 pipe, u32 queue, u32 vmid, int xcc_id)
366 {
367 	u32 grbm_gfx_cntl = 0;
368 	grbm_gfx_cntl = REG_SET_FIELD(grbm_gfx_cntl, GRBM_GFX_CNTL, PIPEID, pipe);
369 	grbm_gfx_cntl = REG_SET_FIELD(grbm_gfx_cntl, GRBM_GFX_CNTL, MEID, me);
370 	grbm_gfx_cntl = REG_SET_FIELD(grbm_gfx_cntl, GRBM_GFX_CNTL, VMID, vmid);
371 	grbm_gfx_cntl = REG_SET_FIELD(grbm_gfx_cntl, GRBM_GFX_CNTL, QUEUEID, queue);
372 
373 	WREG32_SOC15_RLC_SHADOW(GC, xcc_id, mmGRBM_GFX_CNTL, grbm_gfx_cntl);
374 }
375 
376 static bool soc15_read_disabled_bios(struct amdgpu_device *adev)
377 {
378 	/* todo */
379 	return false;
380 }
381 
382 static struct soc15_allowed_register_entry soc15_allowed_read_registers[] = {
383 	{ SOC15_REG_ENTRY(GC, 0, mmGRBM_STATUS)},
384 	{ SOC15_REG_ENTRY(GC, 0, mmGRBM_STATUS2)},
385 	{ SOC15_REG_ENTRY(GC, 0, mmGRBM_STATUS_SE0)},
386 	{ SOC15_REG_ENTRY(GC, 0, mmGRBM_STATUS_SE1)},
387 	{ SOC15_REG_ENTRY(GC, 0, mmGRBM_STATUS_SE2)},
388 	{ SOC15_REG_ENTRY(GC, 0, mmGRBM_STATUS_SE3)},
389 	{ SOC15_REG_ENTRY(SDMA0, 0, mmSDMA0_STATUS_REG)},
390 	{ SOC15_REG_ENTRY(SDMA1, 0, mmSDMA1_STATUS_REG)},
391 	{ SOC15_REG_ENTRY(GC, 0, mmCP_STAT)},
392 	{ SOC15_REG_ENTRY(GC, 0, mmCP_STALLED_STAT1)},
393 	{ SOC15_REG_ENTRY(GC, 0, mmCP_STALLED_STAT2)},
394 	{ SOC15_REG_ENTRY(GC, 0, mmCP_STALLED_STAT3)},
395 	{ SOC15_REG_ENTRY(GC, 0, mmCP_CPF_BUSY_STAT)},
396 	{ SOC15_REG_ENTRY(GC, 0, mmCP_CPF_STALLED_STAT1)},
397 	{ SOC15_REG_ENTRY(GC, 0, mmCP_CPF_STATUS)},
398 	{ SOC15_REG_ENTRY(GC, 0, mmCP_CPC_BUSY_STAT)},
399 	{ SOC15_REG_ENTRY(GC, 0, mmCP_CPC_STALLED_STAT1)},
400 	{ SOC15_REG_ENTRY(GC, 0, mmCP_CPC_STATUS)},
401 	{ SOC15_REG_ENTRY(GC, 0, mmGB_ADDR_CONFIG)},
402 	{ SOC15_REG_ENTRY(GC, 0, mmDB_DEBUG2)},
403 };
404 
405 static uint32_t soc15_read_indexed_register(struct amdgpu_device *adev, u32 se_num,
406 					 u32 sh_num, u32 reg_offset)
407 {
408 	uint32_t val;
409 
410 	mutex_lock(&adev->grbm_idx_mutex);
411 	if (se_num != 0xffffffff || sh_num != 0xffffffff)
412 		amdgpu_gfx_select_se_sh(adev, se_num, sh_num, 0xffffffff, 0);
413 
414 	val = RREG32(reg_offset);
415 
416 	if (se_num != 0xffffffff || sh_num != 0xffffffff)
417 		amdgpu_gfx_select_se_sh(adev, 0xffffffff, 0xffffffff, 0xffffffff, 0);
418 	mutex_unlock(&adev->grbm_idx_mutex);
419 	return val;
420 }
421 
422 static uint32_t soc15_get_register_value(struct amdgpu_device *adev,
423 					 bool indexed, u32 se_num,
424 					 u32 sh_num, u32 reg_offset)
425 {
426 	if (indexed) {
427 		return soc15_read_indexed_register(adev, se_num, sh_num, reg_offset);
428 	} else {
429 		if (reg_offset == SOC15_REG_OFFSET(GC, 0, mmGB_ADDR_CONFIG))
430 			return adev->gfx.config.gb_addr_config;
431 		else if (reg_offset == SOC15_REG_OFFSET(GC, 0, mmDB_DEBUG2))
432 			return adev->gfx.config.db_debug2;
433 		return RREG32(reg_offset);
434 	}
435 }
436 
437 static int soc15_read_register(struct amdgpu_device *adev, u32 se_num,
438 			    u32 sh_num, u32 reg_offset, u32 *value)
439 {
440 	uint32_t i;
441 	struct soc15_allowed_register_entry  *en;
442 
443 	*value = 0;
444 	for (i = 0; i < ARRAY_SIZE(soc15_allowed_read_registers); i++) {
445 		en = &soc15_allowed_read_registers[i];
446 		if (!adev->reg_offset[en->hwip][en->inst])
447 			continue;
448 		else if (reg_offset != (adev->reg_offset[en->hwip][en->inst][en->seg]
449 					+ en->reg_offset))
450 			continue;
451 
452 		*value = soc15_get_register_value(adev,
453 						  soc15_allowed_read_registers[i].grbm_indexed,
454 						  se_num, sh_num, reg_offset);
455 		return 0;
456 	}
457 	return -EINVAL;
458 }
459 
460 
461 /**
462  * soc15_program_register_sequence - program an array of registers.
463  *
464  * @adev: amdgpu_device pointer
465  * @regs: pointer to the register array
466  * @array_size: size of the register array
467  *
468  * Programs an array or registers with and and or masks.
469  * This is a helper for setting golden registers.
470  */
471 
472 void soc15_program_register_sequence(struct amdgpu_device *adev,
473 					     const struct soc15_reg_golden *regs,
474 					     const u32 array_size)
475 {
476 	const struct soc15_reg_golden *entry;
477 	u32 tmp, reg;
478 	int i;
479 
480 	for (i = 0; i < array_size; ++i) {
481 		entry = &regs[i];
482 		reg =  adev->reg_offset[entry->hwip][entry->instance][entry->segment] + entry->reg;
483 
484 		if (entry->and_mask == 0xffffffff) {
485 			tmp = entry->or_mask;
486 		} else {
487 			tmp = (entry->hwip == GC_HWIP) ?
488 				RREG32_SOC15_IP(GC, reg) : RREG32(reg);
489 
490 			tmp &= ~(entry->and_mask);
491 			tmp |= (entry->or_mask & entry->and_mask);
492 		}
493 
494 		if (reg == SOC15_REG_OFFSET(GC, 0, mmPA_SC_BINNER_EVENT_CNTL_3) ||
495 			reg == SOC15_REG_OFFSET(GC, 0, mmPA_SC_ENHANCE) ||
496 			reg == SOC15_REG_OFFSET(GC, 0, mmPA_SC_ENHANCE_1) ||
497 			reg == SOC15_REG_OFFSET(GC, 0, mmSH_MEM_CONFIG))
498 			WREG32_RLC(reg, tmp);
499 		else
500 			(entry->hwip == GC_HWIP) ?
501 				WREG32_SOC15_IP(GC, reg, tmp) : WREG32(reg, tmp);
502 
503 	}
504 
505 }
506 
507 static int soc15_asic_baco_reset(struct amdgpu_device *adev)
508 {
509 	struct amdgpu_ras *ras = amdgpu_ras_get_context(adev);
510 	int ret = 0;
511 
512 	/* avoid NBIF got stuck when do RAS recovery in BACO reset */
513 	if (ras && adev->ras_enabled)
514 		adev->nbio.funcs->enable_doorbell_interrupt(adev, false);
515 
516 	ret = amdgpu_dpm_baco_reset(adev);
517 	if (ret)
518 		return ret;
519 
520 	/* re-enable doorbell interrupt after BACO exit */
521 	if (ras && adev->ras_enabled)
522 		adev->nbio.funcs->enable_doorbell_interrupt(adev, true);
523 
524 	return 0;
525 }
526 
527 static enum amd_reset_method
528 soc15_asic_reset_method(struct amdgpu_device *adev)
529 {
530 	int baco_reset = 0;
531 	bool connected_to_cpu = false;
532 	struct amdgpu_ras *ras = amdgpu_ras_get_context(adev);
533 
534         if (adev->gmc.xgmi.supported && adev->gmc.xgmi.connected_to_cpu)
535                 connected_to_cpu = true;
536 
537 	if (amdgpu_reset_method == AMD_RESET_METHOD_MODE1 ||
538 	    amdgpu_reset_method == AMD_RESET_METHOD_MODE2 ||
539 	    amdgpu_reset_method == AMD_RESET_METHOD_BACO ||
540 	    amdgpu_reset_method == AMD_RESET_METHOD_PCI) {
541 		/* If connected to cpu, driver only support mode2 */
542                 if (connected_to_cpu)
543                         return AMD_RESET_METHOD_MODE2;
544                 return amdgpu_reset_method;
545         }
546 
547 	if (amdgpu_reset_method != -1)
548 		dev_warn(adev->dev, "Specified reset method:%d isn't supported, using AUTO instead.\n",
549 				  amdgpu_reset_method);
550 
551 	switch (amdgpu_ip_version(adev, MP1_HWIP, 0)) {
552 	case IP_VERSION(10, 0, 0):
553 	case IP_VERSION(10, 0, 1):
554 	case IP_VERSION(12, 0, 0):
555 	case IP_VERSION(12, 0, 1):
556 		return AMD_RESET_METHOD_MODE2;
557 	case IP_VERSION(9, 0, 0):
558 	case IP_VERSION(11, 0, 2):
559 		if (adev->asic_type == CHIP_VEGA20) {
560 			if (adev->psp.sos.fw_version >= 0x80067)
561 				baco_reset = amdgpu_dpm_is_baco_supported(adev);
562 			/*
563 			 * 1. PMFW version > 0x284300: all cases use baco
564 			 * 2. PMFW version <= 0x284300: only sGPU w/o RAS use baco
565 			 */
566 			if (ras && adev->ras_enabled &&
567 			    adev->pm.fw_version <= 0x283400)
568 				baco_reset = 0;
569 		} else {
570 			baco_reset = amdgpu_dpm_is_baco_supported(adev);
571 		}
572 		break;
573 	case IP_VERSION(13, 0, 2):
574 		 /*
575 		 * 1.connected to cpu: driver issue mode2 reset
576 		 * 2.discret gpu: driver issue mode1 reset
577 		 */
578 		if (connected_to_cpu)
579 			return AMD_RESET_METHOD_MODE2;
580 		break;
581 	case IP_VERSION(13, 0, 6):
582 	case IP_VERSION(13, 0, 14):
583 	case IP_VERSION(13, 0, 12):
584 		/* Use gpu_recovery param to target a reset method.
585 		 * Enable triggering of GPU reset only if specified
586 		 * by module parameter.
587 		 */
588 		if (amdgpu_gpu_recovery == 4 || amdgpu_gpu_recovery == 5)
589 			return AMD_RESET_METHOD_MODE2;
590 		else if (!(adev->flags & AMD_IS_APU))
591 			return AMD_RESET_METHOD_MODE1;
592 		else
593 			return AMD_RESET_METHOD_MODE2;
594 	default:
595 		break;
596 	}
597 
598 	if (baco_reset)
599 		return AMD_RESET_METHOD_BACO;
600 	else
601 		return AMD_RESET_METHOD_MODE1;
602 }
603 
604 static bool soc15_need_reset_on_resume(struct amdgpu_device *adev)
605 {
606 	/* Will reset for the following suspend abort cases.
607 	 * 1) S3 suspend aborted in the normal S3 suspend
608 	 * 2) S3 suspend aborted in performing pm core test.
609 	 */
610 	if (adev->in_s3 && !pm_resume_via_firmware())
611 		return true;
612 	else
613 		return false;
614 }
615 
616 static int soc15_asic_reset(struct amdgpu_device *adev)
617 {
618 	/* original raven doesn't have full asic reset */
619 	/* On the latest Raven, the GPU reset can be performed
620 	 * successfully. So now, temporarily enable it for the
621 	 * S3 suspend abort case.
622 	 */
623 
624 	if ((adev->apu_flags & AMD_APU_IS_PICASSO ||
625 			!(adev->apu_flags & AMD_APU_IS_RAVEN)) &&
626 			soc15_need_reset_on_resume(adev))
627 		goto asic_reset;
628 
629 	if ((adev->apu_flags & AMD_APU_IS_RAVEN) ||
630 			(adev->apu_flags & AMD_APU_IS_RAVEN2))
631 		return 0;
632 
633 asic_reset:
634 	switch (soc15_asic_reset_method(adev)) {
635 	case AMD_RESET_METHOD_PCI:
636 		dev_info(adev->dev, "PCI reset\n");
637 		return amdgpu_device_pci_reset(adev);
638 	case AMD_RESET_METHOD_BACO:
639 		dev_info(adev->dev, "BACO reset\n");
640 		return soc15_asic_baco_reset(adev);
641 	case AMD_RESET_METHOD_MODE2:
642 		dev_info(adev->dev, "MODE2 reset\n");
643 		return amdgpu_dpm_mode2_reset(adev);
644 	default:
645 		dev_info(adev->dev, "MODE1 reset\n");
646 		return amdgpu_device_mode1_reset(adev);
647 	}
648 }
649 
650 static int soc15_supports_baco(struct amdgpu_device *adev)
651 {
652 	switch (amdgpu_ip_version(adev, MP1_HWIP, 0)) {
653 	case IP_VERSION(9, 0, 0):
654 	case IP_VERSION(11, 0, 2):
655 		if (adev->asic_type == CHIP_VEGA20) {
656 			if (adev->psp.sos.fw_version >= 0x80067)
657 				return amdgpu_dpm_is_baco_supported(adev);
658 			return 0;
659 		} else {
660 			return amdgpu_dpm_is_baco_supported(adev);
661 		}
662 		break;
663 	default:
664 		return 0;
665 	}
666 }
667 
668 /*static int soc15_set_uvd_clock(struct amdgpu_device *adev, u32 clock,
669 			u32 cntl_reg, u32 status_reg)
670 {
671 	return 0;
672 }*/
673 
674 static int soc15_set_uvd_clocks(struct amdgpu_device *adev, u32 vclk, u32 dclk)
675 {
676 	/*int r;
677 
678 	r = soc15_set_uvd_clock(adev, vclk, ixCG_VCLK_CNTL, ixCG_VCLK_STATUS);
679 	if (r)
680 		return r;
681 
682 	r = soc15_set_uvd_clock(adev, dclk, ixCG_DCLK_CNTL, ixCG_DCLK_STATUS);
683 	*/
684 	return 0;
685 }
686 
687 static int soc15_set_vce_clocks(struct amdgpu_device *adev, u32 evclk, u32 ecclk)
688 {
689 	/* todo */
690 
691 	return 0;
692 }
693 
694 static void soc15_program_aspm(struct amdgpu_device *adev)
695 {
696 	if (!amdgpu_device_should_use_aspm(adev))
697 		return;
698 
699 	if (adev->nbio.funcs->program_aspm)
700 		adev->nbio.funcs->program_aspm(adev);
701 }
702 
703 const struct amdgpu_ip_block_version vega10_common_ip_block =
704 {
705 	.type = AMD_IP_BLOCK_TYPE_COMMON,
706 	.major = 2,
707 	.minor = 0,
708 	.rev = 0,
709 	.funcs = &soc15_common_ip_funcs,
710 };
711 
712 static void soc15_reg_base_init(struct amdgpu_device *adev)
713 {
714 	/* Set IP register base before any HW register access */
715 	switch (adev->asic_type) {
716 	case CHIP_VEGA10:
717 	case CHIP_VEGA12:
718 	case CHIP_RAVEN:
719 	case CHIP_RENOIR:
720 		vega10_reg_base_init(adev);
721 		break;
722 	case CHIP_VEGA20:
723 		vega20_reg_base_init(adev);
724 		break;
725 	case CHIP_ARCTURUS:
726 		arct_reg_base_init(adev);
727 		break;
728 	case CHIP_ALDEBARAN:
729 		aldebaran_reg_base_init(adev);
730 		break;
731 	default:
732 		DRM_ERROR("Unsupported asic type: %d!\n", adev->asic_type);
733 		break;
734 	}
735 }
736 
737 void soc15_set_virt_ops(struct amdgpu_device *adev)
738 {
739 	adev->virt.ops = &xgpu_ai_virt_ops;
740 
741 	/* init soc15 reg base early enough so we can
742 	 * request request full access for sriov before
743 	 * set_ip_blocks. */
744 	soc15_reg_base_init(adev);
745 }
746 
747 static bool soc15_need_full_reset(struct amdgpu_device *adev)
748 {
749 	/* change this when we implement soft reset */
750 	return true;
751 }
752 
753 static void soc15_get_pcie_usage(struct amdgpu_device *adev, uint64_t *count0,
754 				 uint64_t *count1)
755 {
756 	uint32_t perfctr = 0;
757 	uint64_t cnt0_of, cnt1_of;
758 	int tmp;
759 
760 	/* This reports 0 on APUs, so return to avoid writing/reading registers
761 	 * that may or may not be different from their GPU counterparts
762 	 */
763 	if (adev->flags & AMD_IS_APU)
764 		return;
765 
766 	/* Set the 2 events that we wish to watch, defined above */
767 	/* Reg 40 is # received msgs */
768 	/* Reg 104 is # of posted requests sent */
769 	perfctr = REG_SET_FIELD(perfctr, PCIE_PERF_CNTL_TXCLK, EVENT0_SEL, 40);
770 	perfctr = REG_SET_FIELD(perfctr, PCIE_PERF_CNTL_TXCLK, EVENT1_SEL, 104);
771 
772 	/* Write to enable desired perf counters */
773 	WREG32_PCIE(smnPCIE_PERF_CNTL_TXCLK, perfctr);
774 	/* Zero out and enable the perf counters
775 	 * Write 0x5:
776 	 * Bit 0 = Start all counters(1)
777 	 * Bit 2 = Global counter reset enable(1)
778 	 */
779 	WREG32_PCIE(smnPCIE_PERF_COUNT_CNTL, 0x00000005);
780 
781 	msleep(1000);
782 
783 	/* Load the shadow and disable the perf counters
784 	 * Write 0x2:
785 	 * Bit 0 = Stop counters(0)
786 	 * Bit 1 = Load the shadow counters(1)
787 	 */
788 	WREG32_PCIE(smnPCIE_PERF_COUNT_CNTL, 0x00000002);
789 
790 	/* Read register values to get any >32bit overflow */
791 	tmp = RREG32_PCIE(smnPCIE_PERF_CNTL_TXCLK);
792 	cnt0_of = REG_GET_FIELD(tmp, PCIE_PERF_CNTL_TXCLK, COUNTER0_UPPER);
793 	cnt1_of = REG_GET_FIELD(tmp, PCIE_PERF_CNTL_TXCLK, COUNTER1_UPPER);
794 
795 	/* Get the values and add the overflow */
796 	*count0 = RREG32_PCIE(smnPCIE_PERF_COUNT0_TXCLK) | (cnt0_of << 32);
797 	*count1 = RREG32_PCIE(smnPCIE_PERF_COUNT1_TXCLK) | (cnt1_of << 32);
798 }
799 
800 static void vega20_get_pcie_usage(struct amdgpu_device *adev, uint64_t *count0,
801 				 uint64_t *count1)
802 {
803 	uint32_t perfctr = 0;
804 	uint64_t cnt0_of, cnt1_of;
805 	int tmp;
806 
807 	/* This reports 0 on APUs, so return to avoid writing/reading registers
808 	 * that may or may not be different from their GPU counterparts
809 	 */
810 	if (adev->flags & AMD_IS_APU)
811 		return;
812 
813 	/* Set the 2 events that we wish to watch, defined above */
814 	/* Reg 40 is # received msgs */
815 	/* Reg 108 is # of posted requests sent on VG20 */
816 	perfctr = REG_SET_FIELD(perfctr, PCIE_PERF_CNTL_TXCLK3,
817 				EVENT0_SEL, 40);
818 	perfctr = REG_SET_FIELD(perfctr, PCIE_PERF_CNTL_TXCLK3,
819 				EVENT1_SEL, 108);
820 
821 	/* Write to enable desired perf counters */
822 	WREG32_PCIE(smnPCIE_PERF_CNTL_TXCLK3, perfctr);
823 	/* Zero out and enable the perf counters
824 	 * Write 0x5:
825 	 * Bit 0 = Start all counters(1)
826 	 * Bit 2 = Global counter reset enable(1)
827 	 */
828 	WREG32_PCIE(smnPCIE_PERF_COUNT_CNTL, 0x00000005);
829 
830 	msleep(1000);
831 
832 	/* Load the shadow and disable the perf counters
833 	 * Write 0x2:
834 	 * Bit 0 = Stop counters(0)
835 	 * Bit 1 = Load the shadow counters(1)
836 	 */
837 	WREG32_PCIE(smnPCIE_PERF_COUNT_CNTL, 0x00000002);
838 
839 	/* Read register values to get any >32bit overflow */
840 	tmp = RREG32_PCIE(smnPCIE_PERF_CNTL_TXCLK3);
841 	cnt0_of = REG_GET_FIELD(tmp, PCIE_PERF_CNTL_TXCLK3, COUNTER0_UPPER);
842 	cnt1_of = REG_GET_FIELD(tmp, PCIE_PERF_CNTL_TXCLK3, COUNTER1_UPPER);
843 
844 	/* Get the values and add the overflow */
845 	*count0 = RREG32_PCIE(smnPCIE_PERF_COUNT0_TXCLK3) | (cnt0_of << 32);
846 	*count1 = RREG32_PCIE(smnPCIE_PERF_COUNT1_TXCLK3) | (cnt1_of << 32);
847 }
848 
849 static bool soc15_need_reset_on_init(struct amdgpu_device *adev)
850 {
851 	u32 sol_reg;
852 
853 	/* CP hangs in IGT reloading test on RN, reset to WA */
854 	if (adev->asic_type == CHIP_RENOIR)
855 		return true;
856 
857 	if (amdgpu_gmc_need_reset_on_init(adev))
858 		return true;
859 	if (amdgpu_psp_tos_reload_needed(adev))
860 		return true;
861 	/* Just return false for soc15 GPUs.  Reset does not seem to
862 	 * be necessary.
863 	 */
864 	if (!amdgpu_passthrough(adev))
865 		return false;
866 
867 	if (adev->flags & AMD_IS_APU)
868 		return false;
869 
870 	/* Check sOS sign of life register to confirm sys driver and sOS
871 	 * are already been loaded.
872 	 */
873 	sol_reg = RREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_81);
874 	if (sol_reg)
875 		return true;
876 
877 	return false;
878 }
879 
880 static uint64_t soc15_get_pcie_replay_count(struct amdgpu_device *adev)
881 {
882 	uint64_t nak_r, nak_g;
883 
884 	/* Get the number of NAKs received and generated */
885 	nak_r = RREG32_PCIE(smnPCIE_RX_NUM_NAK);
886 	nak_g = RREG32_PCIE(smnPCIE_RX_NUM_NAK_GENERATED);
887 
888 	/* Add the total number of NAKs, i.e the number of replays */
889 	return (nak_r + nak_g);
890 }
891 
892 static void soc15_pre_asic_init(struct amdgpu_device *adev)
893 {
894 	gmc_v9_0_restore_registers(adev);
895 }
896 
897 static const struct amdgpu_asic_funcs soc15_asic_funcs =
898 {
899 	.read_disabled_bios = &soc15_read_disabled_bios,
900 	.read_bios_from_rom = &amdgpu_soc15_read_bios_from_rom,
901 	.read_register = &soc15_read_register,
902 	.reset = &soc15_asic_reset,
903 	.reset_method = &soc15_asic_reset_method,
904 	.get_xclk = &soc15_get_xclk,
905 	.set_uvd_clocks = &soc15_set_uvd_clocks,
906 	.set_vce_clocks = &soc15_set_vce_clocks,
907 	.get_config_memsize = &soc15_get_config_memsize,
908 	.need_full_reset = &soc15_need_full_reset,
909 	.init_doorbell_index = &vega10_doorbell_index_init,
910 	.get_pcie_usage = &soc15_get_pcie_usage,
911 	.need_reset_on_init = &soc15_need_reset_on_init,
912 	.get_pcie_replay_count = &soc15_get_pcie_replay_count,
913 	.supports_baco = &soc15_supports_baco,
914 	.pre_asic_init = &soc15_pre_asic_init,
915 	.query_video_codecs = &soc15_query_video_codecs,
916 };
917 
918 static const struct amdgpu_asic_funcs vega20_asic_funcs =
919 {
920 	.read_disabled_bios = &soc15_read_disabled_bios,
921 	.read_bios_from_rom = &amdgpu_soc15_read_bios_from_rom,
922 	.read_register = &soc15_read_register,
923 	.reset = &soc15_asic_reset,
924 	.reset_method = &soc15_asic_reset_method,
925 	.get_xclk = &soc15_get_xclk,
926 	.set_uvd_clocks = &soc15_set_uvd_clocks,
927 	.set_vce_clocks = &soc15_set_vce_clocks,
928 	.get_config_memsize = &soc15_get_config_memsize,
929 	.need_full_reset = &soc15_need_full_reset,
930 	.init_doorbell_index = &vega20_doorbell_index_init,
931 	.get_pcie_usage = &vega20_get_pcie_usage,
932 	.need_reset_on_init = &soc15_need_reset_on_init,
933 	.get_pcie_replay_count = &soc15_get_pcie_replay_count,
934 	.supports_baco = &soc15_supports_baco,
935 	.pre_asic_init = &soc15_pre_asic_init,
936 	.query_video_codecs = &soc15_query_video_codecs,
937 };
938 
939 static const struct amdgpu_asic_funcs aqua_vanjaram_asic_funcs =
940 {
941 	.read_disabled_bios = &soc15_read_disabled_bios,
942 	.read_bios_from_rom = &amdgpu_soc15_read_bios_from_rom,
943 	.read_register = &soc15_read_register,
944 	.reset = &soc15_asic_reset,
945 	.reset_method = &soc15_asic_reset_method,
946 	.get_xclk = &soc15_get_xclk,
947 	.set_uvd_clocks = &soc15_set_uvd_clocks,
948 	.set_vce_clocks = &soc15_set_vce_clocks,
949 	.get_config_memsize = &soc15_get_config_memsize,
950 	.need_full_reset = &soc15_need_full_reset,
951 	.init_doorbell_index = &aqua_vanjaram_doorbell_index_init,
952 	.need_reset_on_init = &soc15_need_reset_on_init,
953 	.get_pcie_replay_count = &amdgpu_nbio_get_pcie_replay_count,
954 	.supports_baco = &soc15_supports_baco,
955 	.pre_asic_init = &soc15_pre_asic_init,
956 	.query_video_codecs = &soc15_query_video_codecs,
957 	.encode_ext_smn_addressing = &aqua_vanjaram_encode_ext_smn_addressing,
958 	.get_reg_state = &aqua_vanjaram_get_reg_state,
959 };
960 
961 static int soc15_common_early_init(struct amdgpu_ip_block *ip_block)
962 {
963 	struct amdgpu_device *adev = ip_block->adev;
964 
965 	adev->nbio.funcs->set_reg_remap(adev);
966 	adev->smc_rreg = NULL;
967 	adev->smc_wreg = NULL;
968 	adev->pcie_rreg = &amdgpu_device_indirect_rreg;
969 	adev->pcie_wreg = &amdgpu_device_indirect_wreg;
970 	adev->pcie_rreg_ext = &amdgpu_device_indirect_rreg_ext;
971 	adev->pcie_wreg_ext = &amdgpu_device_indirect_wreg_ext;
972 	adev->pcie_rreg64 = &amdgpu_device_indirect_rreg64;
973 	adev->pcie_wreg64 = &amdgpu_device_indirect_wreg64;
974 	adev->pcie_rreg64_ext = &amdgpu_device_indirect_rreg64_ext;
975 	adev->pcie_wreg64_ext = &amdgpu_device_indirect_wreg64_ext;
976 	adev->uvd_ctx_rreg = &soc15_uvd_ctx_rreg;
977 	adev->uvd_ctx_wreg = &soc15_uvd_ctx_wreg;
978 	adev->didt_rreg = &soc15_didt_rreg;
979 	adev->didt_wreg = &soc15_didt_wreg;
980 	adev->gc_cac_rreg = &soc15_gc_cac_rreg;
981 	adev->gc_cac_wreg = &soc15_gc_cac_wreg;
982 	adev->se_cac_rreg = &soc15_se_cac_rreg;
983 	adev->se_cac_wreg = &soc15_se_cac_wreg;
984 
985 	adev->rev_id = amdgpu_device_get_rev_id(adev);
986 	adev->external_rev_id = 0xFF;
987 	/* TODO: split the GC and PG flags based on the relevant IP version for which
988 	 * they are relevant.
989 	 */
990 	switch (amdgpu_ip_version(adev, GC_HWIP, 0)) {
991 	case IP_VERSION(9, 0, 1):
992 		adev->asic_funcs = &soc15_asic_funcs;
993 		adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
994 			AMD_CG_SUPPORT_GFX_MGLS |
995 			AMD_CG_SUPPORT_GFX_RLC_LS |
996 			AMD_CG_SUPPORT_GFX_CP_LS |
997 			AMD_CG_SUPPORT_GFX_3D_CGCG |
998 			AMD_CG_SUPPORT_GFX_3D_CGLS |
999 			AMD_CG_SUPPORT_GFX_CGCG |
1000 			AMD_CG_SUPPORT_GFX_CGLS |
1001 			AMD_CG_SUPPORT_BIF_MGCG |
1002 			AMD_CG_SUPPORT_BIF_LS |
1003 			AMD_CG_SUPPORT_HDP_LS |
1004 			AMD_CG_SUPPORT_DRM_MGCG |
1005 			AMD_CG_SUPPORT_DRM_LS |
1006 			AMD_CG_SUPPORT_ROM_MGCG |
1007 			AMD_CG_SUPPORT_DF_MGCG |
1008 			AMD_CG_SUPPORT_SDMA_MGCG |
1009 			AMD_CG_SUPPORT_SDMA_LS |
1010 			AMD_CG_SUPPORT_MC_MGCG |
1011 			AMD_CG_SUPPORT_MC_LS;
1012 		adev->pg_flags = 0;
1013 		adev->external_rev_id = 0x1;
1014 		break;
1015 	case IP_VERSION(9, 2, 1):
1016 		adev->asic_funcs = &soc15_asic_funcs;
1017 		adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
1018 			AMD_CG_SUPPORT_GFX_MGLS |
1019 			AMD_CG_SUPPORT_GFX_CGCG |
1020 			AMD_CG_SUPPORT_GFX_CGLS |
1021 			AMD_CG_SUPPORT_GFX_3D_CGCG |
1022 			AMD_CG_SUPPORT_GFX_3D_CGLS |
1023 			AMD_CG_SUPPORT_GFX_CP_LS |
1024 			AMD_CG_SUPPORT_MC_LS |
1025 			AMD_CG_SUPPORT_MC_MGCG |
1026 			AMD_CG_SUPPORT_SDMA_MGCG |
1027 			AMD_CG_SUPPORT_SDMA_LS |
1028 			AMD_CG_SUPPORT_BIF_MGCG |
1029 			AMD_CG_SUPPORT_BIF_LS |
1030 			AMD_CG_SUPPORT_HDP_MGCG |
1031 			AMD_CG_SUPPORT_HDP_LS |
1032 			AMD_CG_SUPPORT_ROM_MGCG |
1033 			AMD_CG_SUPPORT_VCE_MGCG |
1034 			AMD_CG_SUPPORT_UVD_MGCG;
1035 		adev->pg_flags = 0;
1036 		adev->external_rev_id = adev->rev_id + 0x14;
1037 		break;
1038 	case IP_VERSION(9, 4, 0):
1039 		adev->asic_funcs = &vega20_asic_funcs;
1040 		adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
1041 			AMD_CG_SUPPORT_GFX_MGLS |
1042 			AMD_CG_SUPPORT_GFX_CGCG |
1043 			AMD_CG_SUPPORT_GFX_CGLS |
1044 			AMD_CG_SUPPORT_GFX_3D_CGCG |
1045 			AMD_CG_SUPPORT_GFX_3D_CGLS |
1046 			AMD_CG_SUPPORT_GFX_CP_LS |
1047 			AMD_CG_SUPPORT_MC_LS |
1048 			AMD_CG_SUPPORT_MC_MGCG |
1049 			AMD_CG_SUPPORT_SDMA_MGCG |
1050 			AMD_CG_SUPPORT_SDMA_LS |
1051 			AMD_CG_SUPPORT_BIF_MGCG |
1052 			AMD_CG_SUPPORT_BIF_LS |
1053 			AMD_CG_SUPPORT_HDP_MGCG |
1054 			AMD_CG_SUPPORT_HDP_LS |
1055 			AMD_CG_SUPPORT_ROM_MGCG |
1056 			AMD_CG_SUPPORT_VCE_MGCG |
1057 			AMD_CG_SUPPORT_UVD_MGCG;
1058 		adev->pg_flags = 0;
1059 		adev->external_rev_id = adev->rev_id + 0x28;
1060 		break;
1061 	case IP_VERSION(9, 1, 0):
1062 	case IP_VERSION(9, 2, 2):
1063 		adev->asic_funcs = &soc15_asic_funcs;
1064 
1065 		if (adev->rev_id >= 0x8)
1066 			adev->apu_flags |= AMD_APU_IS_RAVEN2;
1067 
1068 		if (adev->apu_flags & AMD_APU_IS_RAVEN2)
1069 			adev->external_rev_id = adev->rev_id + 0x79;
1070 		else if (adev->apu_flags & AMD_APU_IS_PICASSO)
1071 			adev->external_rev_id = adev->rev_id + 0x41;
1072 		else if (adev->rev_id == 1)
1073 			adev->external_rev_id = adev->rev_id + 0x20;
1074 		else
1075 			adev->external_rev_id = adev->rev_id + 0x01;
1076 
1077 		if (adev->apu_flags & AMD_APU_IS_RAVEN2) {
1078 			adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
1079 				AMD_CG_SUPPORT_GFX_MGLS |
1080 				AMD_CG_SUPPORT_GFX_CP_LS |
1081 				AMD_CG_SUPPORT_GFX_3D_CGCG |
1082 				AMD_CG_SUPPORT_GFX_3D_CGLS |
1083 				AMD_CG_SUPPORT_GFX_CGCG |
1084 				AMD_CG_SUPPORT_GFX_CGLS |
1085 				AMD_CG_SUPPORT_BIF_LS |
1086 				AMD_CG_SUPPORT_HDP_LS |
1087 				AMD_CG_SUPPORT_MC_MGCG |
1088 				AMD_CG_SUPPORT_MC_LS |
1089 				AMD_CG_SUPPORT_SDMA_MGCG |
1090 				AMD_CG_SUPPORT_SDMA_LS |
1091 				AMD_CG_SUPPORT_VCN_MGCG;
1092 
1093 			adev->pg_flags = AMD_PG_SUPPORT_SDMA | AMD_PG_SUPPORT_VCN;
1094 		} else if (adev->apu_flags & AMD_APU_IS_PICASSO) {
1095 			adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
1096 				AMD_CG_SUPPORT_GFX_MGLS |
1097 				AMD_CG_SUPPORT_GFX_CP_LS |
1098 				AMD_CG_SUPPORT_GFX_3D_CGLS |
1099 				AMD_CG_SUPPORT_GFX_CGCG |
1100 				AMD_CG_SUPPORT_GFX_CGLS |
1101 				AMD_CG_SUPPORT_BIF_LS |
1102 				AMD_CG_SUPPORT_HDP_LS |
1103 				AMD_CG_SUPPORT_MC_MGCG |
1104 				AMD_CG_SUPPORT_MC_LS |
1105 				AMD_CG_SUPPORT_SDMA_MGCG |
1106 				AMD_CG_SUPPORT_SDMA_LS |
1107 				AMD_CG_SUPPORT_VCN_MGCG;
1108 
1109 			/*
1110 			 * MMHUB PG needs to be disabled for Picasso for
1111 			 * stability reasons.
1112 			 */
1113 			adev->pg_flags = AMD_PG_SUPPORT_SDMA |
1114 				AMD_PG_SUPPORT_VCN;
1115 		} else {
1116 			adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
1117 				AMD_CG_SUPPORT_GFX_MGLS |
1118 				AMD_CG_SUPPORT_GFX_RLC_LS |
1119 				AMD_CG_SUPPORT_GFX_CP_LS |
1120 				AMD_CG_SUPPORT_GFX_3D_CGLS |
1121 				AMD_CG_SUPPORT_GFX_CGCG |
1122 				AMD_CG_SUPPORT_GFX_CGLS |
1123 				AMD_CG_SUPPORT_BIF_MGCG |
1124 				AMD_CG_SUPPORT_BIF_LS |
1125 				AMD_CG_SUPPORT_HDP_MGCG |
1126 				AMD_CG_SUPPORT_HDP_LS |
1127 				AMD_CG_SUPPORT_DRM_MGCG |
1128 				AMD_CG_SUPPORT_DRM_LS |
1129 				AMD_CG_SUPPORT_MC_MGCG |
1130 				AMD_CG_SUPPORT_MC_LS |
1131 				AMD_CG_SUPPORT_SDMA_MGCG |
1132 				AMD_CG_SUPPORT_SDMA_LS |
1133 				AMD_CG_SUPPORT_VCN_MGCG;
1134 
1135 			adev->pg_flags = AMD_PG_SUPPORT_SDMA | AMD_PG_SUPPORT_VCN;
1136 		}
1137 		break;
1138 	case IP_VERSION(9, 4, 1):
1139 		adev->asic_funcs = &vega20_asic_funcs;
1140 		adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
1141 			AMD_CG_SUPPORT_GFX_MGLS |
1142 			AMD_CG_SUPPORT_GFX_CGCG |
1143 			AMD_CG_SUPPORT_GFX_CGLS |
1144 			AMD_CG_SUPPORT_GFX_CP_LS |
1145 			AMD_CG_SUPPORT_HDP_MGCG |
1146 			AMD_CG_SUPPORT_HDP_LS |
1147 			AMD_CG_SUPPORT_SDMA_MGCG |
1148 			AMD_CG_SUPPORT_SDMA_LS |
1149 			AMD_CG_SUPPORT_MC_MGCG |
1150 			AMD_CG_SUPPORT_MC_LS |
1151 			AMD_CG_SUPPORT_IH_CG |
1152 			AMD_CG_SUPPORT_VCN_MGCG |
1153 			AMD_CG_SUPPORT_JPEG_MGCG;
1154 		adev->pg_flags = AMD_PG_SUPPORT_VCN | AMD_PG_SUPPORT_VCN_DPG;
1155 		adev->external_rev_id = adev->rev_id + 0x32;
1156 		break;
1157 	case IP_VERSION(9, 3, 0):
1158 		adev->asic_funcs = &soc15_asic_funcs;
1159 
1160 		if (adev->apu_flags & AMD_APU_IS_RENOIR)
1161 			adev->external_rev_id = adev->rev_id + 0x91;
1162 		else
1163 			adev->external_rev_id = adev->rev_id + 0xa1;
1164 		adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
1165 				 AMD_CG_SUPPORT_GFX_MGLS |
1166 				 AMD_CG_SUPPORT_GFX_3D_CGCG |
1167 				 AMD_CG_SUPPORT_GFX_3D_CGLS |
1168 				 AMD_CG_SUPPORT_GFX_CGCG |
1169 				 AMD_CG_SUPPORT_GFX_CGLS |
1170 				 AMD_CG_SUPPORT_GFX_CP_LS |
1171 				 AMD_CG_SUPPORT_MC_MGCG |
1172 				 AMD_CG_SUPPORT_MC_LS |
1173 				 AMD_CG_SUPPORT_SDMA_MGCG |
1174 				 AMD_CG_SUPPORT_SDMA_LS |
1175 				 AMD_CG_SUPPORT_BIF_LS |
1176 				 AMD_CG_SUPPORT_HDP_LS |
1177 				 AMD_CG_SUPPORT_VCN_MGCG |
1178 				 AMD_CG_SUPPORT_JPEG_MGCG |
1179 				 AMD_CG_SUPPORT_IH_CG |
1180 				 AMD_CG_SUPPORT_ATHUB_LS |
1181 				 AMD_CG_SUPPORT_ATHUB_MGCG |
1182 				 AMD_CG_SUPPORT_DF_MGCG;
1183 		adev->pg_flags = AMD_PG_SUPPORT_SDMA |
1184 				 AMD_PG_SUPPORT_VCN |
1185 				 AMD_PG_SUPPORT_JPEG |
1186 				 AMD_PG_SUPPORT_VCN_DPG;
1187 		break;
1188 	case IP_VERSION(9, 4, 2):
1189 		adev->asic_funcs = &vega20_asic_funcs;
1190 		adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
1191 			AMD_CG_SUPPORT_GFX_MGLS |
1192 			AMD_CG_SUPPORT_GFX_CP_LS |
1193 			AMD_CG_SUPPORT_HDP_LS |
1194 			AMD_CG_SUPPORT_SDMA_MGCG |
1195 			AMD_CG_SUPPORT_SDMA_LS |
1196 			AMD_CG_SUPPORT_IH_CG |
1197 			AMD_CG_SUPPORT_VCN_MGCG | AMD_CG_SUPPORT_JPEG_MGCG;
1198 		adev->pg_flags = AMD_PG_SUPPORT_VCN_DPG;
1199 		adev->external_rev_id = adev->rev_id + 0x3c;
1200 		break;
1201 	case IP_VERSION(9, 4, 3):
1202 	case IP_VERSION(9, 4, 4):
1203 	case IP_VERSION(9, 5, 0):
1204 		adev->asic_funcs = &aqua_vanjaram_asic_funcs;
1205 		adev->cg_flags =
1206 			AMD_CG_SUPPORT_GFX_MGCG | AMD_CG_SUPPORT_GFX_CGCG |
1207 			AMD_CG_SUPPORT_GFX_CGLS | AMD_CG_SUPPORT_SDMA_MGCG |
1208 			AMD_CG_SUPPORT_GFX_FGCG | AMD_CG_SUPPORT_REPEATER_FGCG |
1209 			AMD_CG_SUPPORT_VCN_MGCG | AMD_CG_SUPPORT_JPEG_MGCG |
1210 			AMD_CG_SUPPORT_IH_CG;
1211 		adev->pg_flags =
1212 			AMD_PG_SUPPORT_VCN |
1213 			AMD_PG_SUPPORT_VCN_DPG |
1214 			AMD_PG_SUPPORT_JPEG;
1215 		/*TODO: need a new external_rev_id for GC 9.4.4? */
1216 		adev->external_rev_id = adev->rev_id + 0x46;
1217 		break;
1218 	default:
1219 		/* FIXME: not supported yet */
1220 		return -EINVAL;
1221 	}
1222 
1223 	if (amdgpu_sriov_vf(adev)) {
1224 		amdgpu_virt_init_setting(adev);
1225 		xgpu_ai_mailbox_set_irq_funcs(adev);
1226 	}
1227 
1228 	return 0;
1229 }
1230 
1231 static int soc15_common_late_init(struct amdgpu_ip_block *ip_block)
1232 {
1233 	struct amdgpu_device *adev = ip_block->adev;
1234 
1235 	if (amdgpu_sriov_vf(adev))
1236 		xgpu_ai_mailbox_get_irq(adev);
1237 
1238 	/* Enable selfring doorbell aperture late because doorbell BAR
1239 	 * aperture will change if resize BAR successfully in gmc sw_init.
1240 	 */
1241 	adev->nbio.funcs->enable_doorbell_selfring_aperture(adev, true);
1242 
1243 	return 0;
1244 }
1245 
1246 static int soc15_common_sw_init(struct amdgpu_ip_block *ip_block)
1247 {
1248 	struct amdgpu_device *adev = ip_block->adev;
1249 
1250 	if (amdgpu_sriov_vf(adev))
1251 		xgpu_ai_mailbox_add_irq_id(adev);
1252 
1253 	if (adev->df.funcs &&
1254 	    adev->df.funcs->sw_init)
1255 		adev->df.funcs->sw_init(adev);
1256 
1257 	return 0;
1258 }
1259 
1260 static int soc15_common_sw_fini(struct amdgpu_ip_block *ip_block)
1261 {
1262 	struct amdgpu_device *adev = ip_block->adev;
1263 
1264 	if (adev->df.funcs &&
1265 	    adev->df.funcs->sw_fini)
1266 		adev->df.funcs->sw_fini(adev);
1267 	return 0;
1268 }
1269 
1270 static void soc15_sdma_doorbell_range_init(struct amdgpu_device *adev)
1271 {
1272 	int i;
1273 
1274 	/* sdma doorbell range is programed by hypervisor */
1275 	if (!amdgpu_sriov_vf(adev)) {
1276 		for (i = 0; i < adev->sdma.num_instances; i++) {
1277 			adev->nbio.funcs->sdma_doorbell_range(adev, i,
1278 				true, adev->doorbell_index.sdma_engine[i] << 1,
1279 				adev->doorbell_index.sdma_doorbell_range);
1280 		}
1281 	}
1282 }
1283 
1284 static int soc15_common_hw_init(struct amdgpu_ip_block *ip_block)
1285 {
1286 	struct amdgpu_device *adev = ip_block->adev;
1287 
1288 	/* enable aspm */
1289 	soc15_program_aspm(adev);
1290 	/* setup nbio registers */
1291 	adev->nbio.funcs->init_registers(adev);
1292 	/* remap HDP registers to a hole in mmio space,
1293 	 * for the purpose of expose those registers
1294 	 * to process space
1295 	 */
1296 	if (adev->nbio.funcs->remap_hdp_registers && !amdgpu_sriov_vf(adev))
1297 		adev->nbio.funcs->remap_hdp_registers(adev);
1298 
1299 	/* enable the doorbell aperture */
1300 	adev->nbio.funcs->enable_doorbell_aperture(adev, true);
1301 
1302 	/* HW doorbell routing policy: doorbell writing not
1303 	 * in SDMA/IH/MM/ACV range will be routed to CP. So
1304 	 * we need to init SDMA doorbell range prior
1305 	 * to CP ip block init and ring test.  IH already
1306 	 * happens before CP.
1307 	 */
1308 	soc15_sdma_doorbell_range_init(adev);
1309 
1310 	return 0;
1311 }
1312 
1313 static int soc15_common_hw_fini(struct amdgpu_ip_block *ip_block)
1314 {
1315 	struct amdgpu_device *adev = ip_block->adev;
1316 
1317 	/* Disable the doorbell aperture and selfring doorbell aperture
1318 	 * separately in hw_fini because soc15_enable_doorbell_aperture
1319 	 * has been removed and there is no need to delay disabling
1320 	 * selfring doorbell.
1321 	 */
1322 	adev->nbio.funcs->enable_doorbell_aperture(adev, false);
1323 	adev->nbio.funcs->enable_doorbell_selfring_aperture(adev, false);
1324 
1325 	if (amdgpu_sriov_vf(adev))
1326 		xgpu_ai_mailbox_put_irq(adev);
1327 
1328 	/*
1329 	 * For minimal init, late_init is not called, hence RAS irqs are not
1330 	 * enabled.
1331 	 */
1332 	if ((!amdgpu_sriov_vf(adev)) &&
1333 	    (adev->init_lvl->level != AMDGPU_INIT_LEVEL_MINIMAL_XGMI) &&
1334 	    adev->nbio.ras_if &&
1335 	    amdgpu_ras_is_supported(adev, adev->nbio.ras_if->block)) {
1336 		if (adev->nbio.ras &&
1337 		    adev->nbio.ras->init_ras_controller_interrupt)
1338 			amdgpu_irq_put(adev, &adev->nbio.ras_controller_irq, 0);
1339 		if (adev->nbio.ras &&
1340 		    adev->nbio.ras->init_ras_err_event_athub_interrupt)
1341 			amdgpu_irq_put(adev, &adev->nbio.ras_err_event_athub_irq, 0);
1342 	}
1343 
1344 	return 0;
1345 }
1346 
1347 static int soc15_common_suspend(struct amdgpu_ip_block *ip_block)
1348 {
1349 	return soc15_common_hw_fini(ip_block);
1350 }
1351 
1352 static int soc15_common_resume(struct amdgpu_ip_block *ip_block)
1353 {
1354 	struct amdgpu_device *adev = ip_block->adev;
1355 
1356 	if (soc15_need_reset_on_resume(adev)) {
1357 		dev_info(adev->dev, "S3 suspend abort case, let's reset ASIC.\n");
1358 		soc15_asic_reset(adev);
1359 	}
1360 	return soc15_common_hw_init(ip_block);
1361 }
1362 
1363 static bool soc15_common_is_idle(void *handle)
1364 {
1365 	return true;
1366 }
1367 
1368 static void soc15_update_drm_clock_gating(struct amdgpu_device *adev, bool enable)
1369 {
1370 	uint32_t def, data;
1371 
1372 	def = data = RREG32(SOC15_REG_OFFSET(MP0, 0, mmMP0_MISC_CGTT_CTRL0));
1373 
1374 	if (enable && (adev->cg_flags & AMD_CG_SUPPORT_DRM_MGCG))
1375 		data &= ~(0x01000000 |
1376 			  0x02000000 |
1377 			  0x04000000 |
1378 			  0x08000000 |
1379 			  0x10000000 |
1380 			  0x20000000 |
1381 			  0x40000000 |
1382 			  0x80000000);
1383 	else
1384 		data |= (0x01000000 |
1385 			 0x02000000 |
1386 			 0x04000000 |
1387 			 0x08000000 |
1388 			 0x10000000 |
1389 			 0x20000000 |
1390 			 0x40000000 |
1391 			 0x80000000);
1392 
1393 	if (def != data)
1394 		WREG32(SOC15_REG_OFFSET(MP0, 0, mmMP0_MISC_CGTT_CTRL0), data);
1395 }
1396 
1397 static void soc15_update_drm_light_sleep(struct amdgpu_device *adev, bool enable)
1398 {
1399 	uint32_t def, data;
1400 
1401 	def = data = RREG32(SOC15_REG_OFFSET(MP0, 0, mmMP0_MISC_LIGHT_SLEEP_CTRL));
1402 
1403 	if (enable && (adev->cg_flags & AMD_CG_SUPPORT_DRM_LS))
1404 		data |= 1;
1405 	else
1406 		data &= ~1;
1407 
1408 	if (def != data)
1409 		WREG32(SOC15_REG_OFFSET(MP0, 0, mmMP0_MISC_LIGHT_SLEEP_CTRL), data);
1410 }
1411 
1412 static int soc15_common_set_clockgating_state(struct amdgpu_ip_block *ip_block,
1413 					    enum amd_clockgating_state state)
1414 {
1415 	struct amdgpu_device *adev = ip_block->adev;
1416 
1417 	if (amdgpu_sriov_vf(adev))
1418 		return 0;
1419 
1420 	switch (amdgpu_ip_version(adev, NBIO_HWIP, 0)) {
1421 	case IP_VERSION(6, 1, 0):
1422 	case IP_VERSION(6, 2, 0):
1423 	case IP_VERSION(7, 4, 0):
1424 		adev->nbio.funcs->update_medium_grain_clock_gating(adev,
1425 				state == AMD_CG_STATE_GATE);
1426 		adev->nbio.funcs->update_medium_grain_light_sleep(adev,
1427 				state == AMD_CG_STATE_GATE);
1428 		adev->hdp.funcs->update_clock_gating(adev,
1429 				state == AMD_CG_STATE_GATE);
1430 		soc15_update_drm_clock_gating(adev,
1431 				state == AMD_CG_STATE_GATE);
1432 		soc15_update_drm_light_sleep(adev,
1433 				state == AMD_CG_STATE_GATE);
1434 		adev->smuio.funcs->update_rom_clock_gating(adev,
1435 				state == AMD_CG_STATE_GATE);
1436 		adev->df.funcs->update_medium_grain_clock_gating(adev,
1437 				state == AMD_CG_STATE_GATE);
1438 		break;
1439 	case IP_VERSION(7, 0, 0):
1440 	case IP_VERSION(7, 0, 1):
1441 	case IP_VERSION(2, 5, 0):
1442 		adev->nbio.funcs->update_medium_grain_clock_gating(adev,
1443 				state == AMD_CG_STATE_GATE);
1444 		adev->nbio.funcs->update_medium_grain_light_sleep(adev,
1445 				state == AMD_CG_STATE_GATE);
1446 		adev->hdp.funcs->update_clock_gating(adev,
1447 				state == AMD_CG_STATE_GATE);
1448 		soc15_update_drm_clock_gating(adev,
1449 				state == AMD_CG_STATE_GATE);
1450 		soc15_update_drm_light_sleep(adev,
1451 				state == AMD_CG_STATE_GATE);
1452 		break;
1453 	case IP_VERSION(7, 4, 1):
1454 	case IP_VERSION(7, 4, 4):
1455 		adev->hdp.funcs->update_clock_gating(adev,
1456 				state == AMD_CG_STATE_GATE);
1457 		break;
1458 	default:
1459 		break;
1460 	}
1461 	return 0;
1462 }
1463 
1464 static void soc15_common_get_clockgating_state(void *handle, u64 *flags)
1465 {
1466 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1467 	int data;
1468 
1469 	if (amdgpu_sriov_vf(adev))
1470 		*flags = 0;
1471 
1472 	if (adev->nbio.funcs && adev->nbio.funcs->get_clockgating_state)
1473 		adev->nbio.funcs->get_clockgating_state(adev, flags);
1474 
1475 	if (adev->hdp.funcs && adev->hdp.funcs->get_clock_gating_state)
1476 		adev->hdp.funcs->get_clock_gating_state(adev, flags);
1477 
1478 	if ((amdgpu_ip_version(adev, MP0_HWIP, 0) != IP_VERSION(13, 0, 2)) &&
1479 	    (amdgpu_ip_version(adev, MP0_HWIP, 0) != IP_VERSION(13, 0, 6)) &&
1480 	    (amdgpu_ip_version(adev, MP0_HWIP, 0) != IP_VERSION(13, 0, 12)) &&
1481 	    (amdgpu_ip_version(adev, MP0_HWIP, 0) != IP_VERSION(13, 0, 14))) {
1482 		/* AMD_CG_SUPPORT_DRM_MGCG */
1483 		data = RREG32(SOC15_REG_OFFSET(MP0, 0, mmMP0_MISC_CGTT_CTRL0));
1484 		if (!(data & 0x01000000))
1485 			*flags |= AMD_CG_SUPPORT_DRM_MGCG;
1486 
1487 		/* AMD_CG_SUPPORT_DRM_LS */
1488 		data = RREG32(SOC15_REG_OFFSET(MP0, 0, mmMP0_MISC_LIGHT_SLEEP_CTRL));
1489 		if (data & 0x1)
1490 			*flags |= AMD_CG_SUPPORT_DRM_LS;
1491 	}
1492 
1493 	/* AMD_CG_SUPPORT_ROM_MGCG */
1494 	if (adev->smuio.funcs && adev->smuio.funcs->get_clock_gating_state)
1495 		adev->smuio.funcs->get_clock_gating_state(adev, flags);
1496 
1497 	if (adev->df.funcs && adev->df.funcs->get_clockgating_state)
1498 		adev->df.funcs->get_clockgating_state(adev, flags);
1499 }
1500 
1501 static int soc15_common_set_powergating_state(struct amdgpu_ip_block *ip_block,
1502 					    enum amd_powergating_state state)
1503 {
1504 	/* todo */
1505 	return 0;
1506 }
1507 
1508 static const struct amd_ip_funcs soc15_common_ip_funcs = {
1509 	.name = "soc15_common",
1510 	.early_init = soc15_common_early_init,
1511 	.late_init = soc15_common_late_init,
1512 	.sw_init = soc15_common_sw_init,
1513 	.sw_fini = soc15_common_sw_fini,
1514 	.hw_init = soc15_common_hw_init,
1515 	.hw_fini = soc15_common_hw_fini,
1516 	.suspend = soc15_common_suspend,
1517 	.resume = soc15_common_resume,
1518 	.is_idle = soc15_common_is_idle,
1519 	.set_clockgating_state = soc15_common_set_clockgating_state,
1520 	.set_powergating_state = soc15_common_set_powergating_state,
1521 	.get_clockgating_state= soc15_common_get_clockgating_state,
1522 };
1523