xref: /linux/drivers/gpu/drm/amd/amdgpu/soc15.c (revision b71a623598d319cae2acd9df1b297cc948c58bc7)
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->reg.uvd_ctx.lock, flags);
249 	WREG32(address, ((reg) & 0x1ff));
250 	r = RREG32(data);
251 	spin_unlock_irqrestore(&adev->reg.uvd_ctx.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->reg.uvd_ctx.lock, flags);
263 	WREG32(address, ((reg) & 0x1ff));
264 	WREG32(data, (v));
265 	spin_unlock_irqrestore(&adev->reg.uvd_ctx.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->reg.didt.lock, flags);
277 	WREG32(address, (reg));
278 	r = RREG32(data);
279 	spin_unlock_irqrestore(&adev->reg.didt.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->reg.didt.lock, flags);
291 	WREG32(address, (reg));
292 	WREG32(data, (v));
293 	spin_unlock_irqrestore(&adev->reg.didt.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->reg.gc_cac.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->reg.gc_cac.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->reg.gc_cac.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->reg.gc_cac.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->reg.se_cac.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->reg.se_cac.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->reg.se_cac.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->reg.se_cac.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_get_register_value(struct amdgpu_device *adev,
405 					 bool indexed, u32 se_num,
406 					 u32 sh_num, u32 reg_offset)
407 {
408 	if (indexed) {
409 		return amdgpu_read_indexed_register(adev, se_num, sh_num, reg_offset);
410 	} else {
411 		if (reg_offset == SOC15_REG_OFFSET(GC, 0, mmGB_ADDR_CONFIG))
412 			return adev->gfx.config.gb_addr_config;
413 		else if (reg_offset == SOC15_REG_OFFSET(GC, 0, mmDB_DEBUG2))
414 			return adev->gfx.config.db_debug2;
415 		return RREG32(reg_offset);
416 	}
417 }
418 
419 static int soc15_read_register(struct amdgpu_device *adev, u32 se_num,
420 			    u32 sh_num, u32 reg_offset, u32 *value)
421 {
422 	uint32_t i;
423 	struct soc15_allowed_register_entry  *en;
424 
425 	*value = 0;
426 	for (i = 0; i < ARRAY_SIZE(soc15_allowed_read_registers); i++) {
427 		en = &soc15_allowed_read_registers[i];
428 		if (!adev->reg_offset[en->hwip][en->inst])
429 			continue;
430 		else if (reg_offset != (adev->reg_offset[en->hwip][en->inst][en->seg]
431 					+ en->reg_offset))
432 			continue;
433 
434 		*value = soc15_get_register_value(adev,
435 						  soc15_allowed_read_registers[i].grbm_indexed,
436 						  se_num, sh_num, reg_offset);
437 		return 0;
438 	}
439 	return -EINVAL;
440 }
441 
442 
443 /**
444  * soc15_program_register_sequence - program an array of registers.
445  *
446  * @adev: amdgpu_device pointer
447  * @regs: pointer to the register array
448  * @array_size: size of the register array
449  *
450  * Programs an array or registers with and and or masks.
451  * This is a helper for setting golden registers.
452  */
453 
454 void soc15_program_register_sequence(struct amdgpu_device *adev,
455 					     const struct soc15_reg_golden *regs,
456 					     const u32 array_size)
457 {
458 	const struct soc15_reg_golden *entry;
459 	u32 tmp, reg;
460 	int i;
461 
462 	for (i = 0; i < array_size; ++i) {
463 		entry = &regs[i];
464 		reg =  adev->reg_offset[entry->hwip][entry->instance][entry->segment] + entry->reg;
465 
466 		if (entry->and_mask == 0xffffffff) {
467 			tmp = entry->or_mask;
468 		} else {
469 			tmp = (entry->hwip == GC_HWIP) ?
470 				RREG32_SOC15_IP(GC, reg) : RREG32(reg);
471 
472 			tmp &= ~(entry->and_mask);
473 			tmp |= (entry->or_mask & entry->and_mask);
474 		}
475 
476 		if (reg == SOC15_REG_OFFSET(GC, 0, mmPA_SC_BINNER_EVENT_CNTL_3) ||
477 			reg == SOC15_REG_OFFSET(GC, 0, mmPA_SC_ENHANCE) ||
478 			reg == SOC15_REG_OFFSET(GC, 0, mmPA_SC_ENHANCE_1) ||
479 			reg == SOC15_REG_OFFSET(GC, 0, mmSH_MEM_CONFIG))
480 			WREG32_RLC(reg, tmp);
481 		else
482 			(entry->hwip == GC_HWIP) ?
483 				WREG32_SOC15_IP(GC, reg, tmp) : WREG32(reg, tmp);
484 
485 	}
486 
487 }
488 
489 static int soc15_asic_baco_reset(struct amdgpu_device *adev)
490 {
491 	struct amdgpu_ras *ras = amdgpu_ras_get_context(adev);
492 	int ret = 0;
493 
494 	/* avoid NBIF got stuck when do RAS recovery in BACO reset */
495 	if (ras && adev->ras_enabled)
496 		adev->nbio.funcs->enable_doorbell_interrupt(adev, false);
497 
498 	ret = amdgpu_dpm_baco_reset(adev);
499 	if (ret)
500 		return ret;
501 
502 	/* re-enable doorbell interrupt after BACO exit */
503 	if (ras && adev->ras_enabled)
504 		adev->nbio.funcs->enable_doorbell_interrupt(adev, true);
505 
506 	return 0;
507 }
508 
509 static enum amd_reset_method
510 soc15_asic_reset_method(struct amdgpu_device *adev)
511 {
512 	int baco_reset = 0;
513 	bool connected_to_cpu = false;
514 	struct amdgpu_ras *ras = amdgpu_ras_get_context(adev);
515 
516         if (adev->gmc.xgmi.supported && adev->gmc.xgmi.connected_to_cpu)
517                 connected_to_cpu = true;
518 
519 	if (amdgpu_reset_method == AMD_RESET_METHOD_MODE1 ||
520 	    amdgpu_reset_method == AMD_RESET_METHOD_MODE2 ||
521 	    amdgpu_reset_method == AMD_RESET_METHOD_BACO ||
522 	    amdgpu_reset_method == AMD_RESET_METHOD_PCI) {
523 		/* If connected to cpu, driver only support mode2 */
524                 if (connected_to_cpu)
525                         return AMD_RESET_METHOD_MODE2;
526                 return amdgpu_reset_method;
527         }
528 
529 	if (amdgpu_reset_method != -1)
530 		dev_warn(adev->dev, "Specified reset method:%d isn't supported, using AUTO instead.\n",
531 				  amdgpu_reset_method);
532 
533 	switch (amdgpu_ip_version(adev, MP1_HWIP, 0)) {
534 	case IP_VERSION(10, 0, 0):
535 	case IP_VERSION(10, 0, 1):
536 	case IP_VERSION(12, 0, 0):
537 	case IP_VERSION(12, 0, 1):
538 		return AMD_RESET_METHOD_MODE2;
539 	case IP_VERSION(9, 0, 0):
540 	case IP_VERSION(11, 0, 2):
541 		if (adev->asic_type == CHIP_VEGA20) {
542 			if (adev->psp.sos.fw_version >= 0x80067)
543 				baco_reset = amdgpu_dpm_is_baco_supported(adev);
544 			/*
545 			 * 1. PMFW version > 0x284300: all cases use baco
546 			 * 2. PMFW version <= 0x284300: only sGPU w/o RAS use baco
547 			 */
548 			if (ras && adev->ras_enabled &&
549 			    adev->pm.fw_version <= 0x283400)
550 				baco_reset = 0;
551 		} else {
552 			baco_reset = amdgpu_dpm_is_baco_supported(adev);
553 		}
554 		break;
555 	case IP_VERSION(13, 0, 2):
556 		 /*
557 		 * 1.connected to cpu: driver issue mode2 reset
558 		 * 2.discret gpu: driver issue mode1 reset
559 		 */
560 		if (connected_to_cpu)
561 			return AMD_RESET_METHOD_MODE2;
562 		break;
563 	case IP_VERSION(13, 0, 6):
564 	case IP_VERSION(13, 0, 14):
565 	case IP_VERSION(13, 0, 12):
566 		/* Use gpu_recovery param to target a reset method.
567 		 * Enable triggering of GPU reset only if specified
568 		 * by module parameter.
569 		 */
570 		if (adev->pcie_reset_ctx.in_link_reset)
571 			return AMD_RESET_METHOD_LINK;
572 		if (amdgpu_gpu_recovery == 4 || amdgpu_gpu_recovery == 5)
573 			return AMD_RESET_METHOD_MODE2;
574 		else if (!(adev->flags & AMD_IS_APU))
575 			return AMD_RESET_METHOD_MODE1;
576 		else
577 			return AMD_RESET_METHOD_MODE2;
578 	default:
579 		break;
580 	}
581 
582 	if (baco_reset)
583 		return AMD_RESET_METHOD_BACO;
584 	else
585 		return AMD_RESET_METHOD_MODE1;
586 }
587 
588 static bool soc15_need_reset_on_resume(struct amdgpu_device *adev)
589 {
590 	/* Will reset for the following suspend abort cases.
591 	 * 1) S3 suspend aborted in the normal S3 suspend
592 	 * 2) S3 suspend aborted in performing pm core test.
593 	 */
594 	if (adev->in_s3 && !pm_resume_via_firmware())
595 		return true;
596 	else
597 		return false;
598 }
599 
600 static int soc15_asic_reset(struct amdgpu_device *adev)
601 {
602 	/* original raven doesn't have full asic reset */
603 	/* On the latest Raven, the GPU reset can be performed
604 	 * successfully. So now, temporarily enable it for the
605 	 * S3 suspend abort case.
606 	 */
607 
608 	if ((adev->apu_flags & AMD_APU_IS_PICASSO ||
609 			!(adev->apu_flags & AMD_APU_IS_RAVEN)) &&
610 			soc15_need_reset_on_resume(adev))
611 		goto asic_reset;
612 
613 	if ((adev->apu_flags & AMD_APU_IS_RAVEN) ||
614 			(adev->apu_flags & AMD_APU_IS_RAVEN2))
615 		return 0;
616 
617 asic_reset:
618 	switch (soc15_asic_reset_method(adev)) {
619 	case AMD_RESET_METHOD_PCI:
620 		dev_info(adev->dev, "PCI reset\n");
621 		return amdgpu_device_pci_reset(adev);
622 	case AMD_RESET_METHOD_BACO:
623 		dev_info(adev->dev, "BACO reset\n");
624 		return soc15_asic_baco_reset(adev);
625 	case AMD_RESET_METHOD_MODE2:
626 		dev_info(adev->dev, "MODE2 reset\n");
627 		return amdgpu_dpm_mode2_reset(adev);
628 	case AMD_RESET_METHOD_LINK:
629 		dev_info(adev->dev, "Link reset\n");
630 		return amdgpu_device_link_reset(adev);
631 	default:
632 		dev_info(adev->dev, "MODE1 reset\n");
633 		return amdgpu_device_mode1_reset(adev);
634 	}
635 }
636 
637 static int soc15_supports_baco(struct amdgpu_device *adev)
638 {
639 	switch (amdgpu_ip_version(adev, MP1_HWIP, 0)) {
640 	case IP_VERSION(9, 0, 0):
641 	case IP_VERSION(11, 0, 2):
642 		if (adev->asic_type == CHIP_VEGA20) {
643 			if (adev->psp.sos.fw_version >= 0x80067)
644 				return amdgpu_dpm_is_baco_supported(adev);
645 			return 0;
646 		} else {
647 			return amdgpu_dpm_is_baco_supported(adev);
648 		}
649 		break;
650 	default:
651 		return 0;
652 	}
653 }
654 
655 /*static int soc15_set_uvd_clock(struct amdgpu_device *adev, u32 clock,
656 			u32 cntl_reg, u32 status_reg)
657 {
658 	return 0;
659 }*/
660 
661 static int soc15_set_uvd_clocks(struct amdgpu_device *adev, u32 vclk, u32 dclk)
662 {
663 	/*int r;
664 
665 	r = soc15_set_uvd_clock(adev, vclk, ixCG_VCLK_CNTL, ixCG_VCLK_STATUS);
666 	if (r)
667 		return r;
668 
669 	r = soc15_set_uvd_clock(adev, dclk, ixCG_DCLK_CNTL, ixCG_DCLK_STATUS);
670 	*/
671 	return 0;
672 }
673 
674 static int soc15_set_vce_clocks(struct amdgpu_device *adev, u32 evclk, u32 ecclk)
675 {
676 	/* todo */
677 
678 	return 0;
679 }
680 
681 const struct amdgpu_ip_block_version vega10_common_ip_block =
682 {
683 	.type = AMD_IP_BLOCK_TYPE_COMMON,
684 	.major = 2,
685 	.minor = 0,
686 	.rev = 0,
687 	.funcs = &soc15_common_ip_funcs,
688 };
689 
690 static void soc15_reg_base_init(struct amdgpu_device *adev)
691 {
692 	/* Set IP register base before any HW register access */
693 	switch (adev->asic_type) {
694 	case CHIP_VEGA10:
695 	case CHIP_VEGA12:
696 	case CHIP_RAVEN:
697 	case CHIP_RENOIR:
698 		vega10_reg_base_init(adev);
699 		break;
700 	case CHIP_VEGA20:
701 		vega20_reg_base_init(adev);
702 		break;
703 	case CHIP_ARCTURUS:
704 		arct_reg_base_init(adev);
705 		break;
706 	case CHIP_ALDEBARAN:
707 		aldebaran_reg_base_init(adev);
708 		break;
709 	default:
710 		DRM_ERROR("Unsupported asic type: %d!\n", adev->asic_type);
711 		break;
712 	}
713 }
714 
715 void soc15_set_virt_ops(struct amdgpu_device *adev)
716 {
717 	adev->virt.ops = &xgpu_ai_virt_ops;
718 	/* init soc15 reg base early enough so we can
719 	 * request request full access for sriov before
720 	 * set_ip_blocks. */
721 	soc15_reg_base_init(adev);
722 }
723 
724 static void soc15_get_pcie_usage(struct amdgpu_device *adev, uint64_t *count0,
725 				 uint64_t *count1)
726 {
727 	uint32_t perfctr = 0;
728 	uint64_t cnt0_of, cnt1_of;
729 	int tmp;
730 
731 	/* This reports 0 on APUs, so return to avoid writing/reading registers
732 	 * that may or may not be different from their GPU counterparts
733 	 */
734 	if (adev->flags & AMD_IS_APU)
735 		return;
736 
737 	/* Set the 2 events that we wish to watch, defined above */
738 	/* Reg 40 is # received msgs */
739 	/* Reg 104 is # of posted requests sent */
740 	perfctr = REG_SET_FIELD(perfctr, PCIE_PERF_CNTL_TXCLK, EVENT0_SEL, 40);
741 	perfctr = REG_SET_FIELD(perfctr, PCIE_PERF_CNTL_TXCLK, EVENT1_SEL, 104);
742 
743 	/* Write to enable desired perf counters */
744 	WREG32_PCIE(smnPCIE_PERF_CNTL_TXCLK, perfctr);
745 	/* Zero out and enable the perf counters
746 	 * Write 0x5:
747 	 * Bit 0 = Start all counters(1)
748 	 * Bit 2 = Global counter reset enable(1)
749 	 */
750 	WREG32_PCIE(smnPCIE_PERF_COUNT_CNTL, 0x00000005);
751 
752 	msleep(1000);
753 
754 	/* Load the shadow and disable the perf counters
755 	 * Write 0x2:
756 	 * Bit 0 = Stop counters(0)
757 	 * Bit 1 = Load the shadow counters(1)
758 	 */
759 	WREG32_PCIE(smnPCIE_PERF_COUNT_CNTL, 0x00000002);
760 
761 	/* Read register values to get any >32bit overflow */
762 	tmp = RREG32_PCIE(smnPCIE_PERF_CNTL_TXCLK);
763 	cnt0_of = REG_GET_FIELD(tmp, PCIE_PERF_CNTL_TXCLK, COUNTER0_UPPER);
764 	cnt1_of = REG_GET_FIELD(tmp, PCIE_PERF_CNTL_TXCLK, COUNTER1_UPPER);
765 
766 	/* Get the values and add the overflow */
767 	*count0 = RREG32_PCIE(smnPCIE_PERF_COUNT0_TXCLK) | (cnt0_of << 32);
768 	*count1 = RREG32_PCIE(smnPCIE_PERF_COUNT1_TXCLK) | (cnt1_of << 32);
769 }
770 
771 static void vega20_get_pcie_usage(struct amdgpu_device *adev, uint64_t *count0,
772 				 uint64_t *count1)
773 {
774 	uint32_t perfctr = 0;
775 	uint64_t cnt0_of, cnt1_of;
776 	int tmp;
777 
778 	/* This reports 0 on APUs, so return to avoid writing/reading registers
779 	 * that may or may not be different from their GPU counterparts
780 	 */
781 	if (adev->flags & AMD_IS_APU)
782 		return;
783 
784 	/* Set the 2 events that we wish to watch, defined above */
785 	/* Reg 40 is # received msgs */
786 	/* Reg 108 is # of posted requests sent on VG20 */
787 	perfctr = REG_SET_FIELD(perfctr, PCIE_PERF_CNTL_TXCLK3,
788 				EVENT0_SEL, 40);
789 	perfctr = REG_SET_FIELD(perfctr, PCIE_PERF_CNTL_TXCLK3,
790 				EVENT1_SEL, 108);
791 
792 	/* Write to enable desired perf counters */
793 	WREG32_PCIE(smnPCIE_PERF_CNTL_TXCLK3, perfctr);
794 	/* Zero out and enable the perf counters
795 	 * Write 0x5:
796 	 * Bit 0 = Start all counters(1)
797 	 * Bit 2 = Global counter reset enable(1)
798 	 */
799 	WREG32_PCIE(smnPCIE_PERF_COUNT_CNTL, 0x00000005);
800 
801 	msleep(1000);
802 
803 	/* Load the shadow and disable the perf counters
804 	 * Write 0x2:
805 	 * Bit 0 = Stop counters(0)
806 	 * Bit 1 = Load the shadow counters(1)
807 	 */
808 	WREG32_PCIE(smnPCIE_PERF_COUNT_CNTL, 0x00000002);
809 
810 	/* Read register values to get any >32bit overflow */
811 	tmp = RREG32_PCIE(smnPCIE_PERF_CNTL_TXCLK3);
812 	cnt0_of = REG_GET_FIELD(tmp, PCIE_PERF_CNTL_TXCLK3, COUNTER0_UPPER);
813 	cnt1_of = REG_GET_FIELD(tmp, PCIE_PERF_CNTL_TXCLK3, COUNTER1_UPPER);
814 
815 	/* Get the values and add the overflow */
816 	*count0 = RREG32_PCIE(smnPCIE_PERF_COUNT0_TXCLK3) | (cnt0_of << 32);
817 	*count1 = RREG32_PCIE(smnPCIE_PERF_COUNT1_TXCLK3) | (cnt1_of << 32);
818 }
819 
820 static bool soc15_need_reset_on_init(struct amdgpu_device *adev)
821 {
822 	u32 sol_reg;
823 
824 	if (amdgpu_gmc_need_reset_on_init(adev))
825 		return true;
826 	if (amdgpu_psp_tos_reload_needed(adev))
827 		return true;
828 	/* Just return false for soc15 GPUs.  Reset does not seem to
829 	 * be necessary.
830 	 */
831 	if (!amdgpu_passthrough(adev))
832 		return false;
833 
834 	if (adev->flags & AMD_IS_APU)
835 		return false;
836 
837 	/* Check sOS sign of life register to confirm sys driver and sOS
838 	 * are already been loaded.
839 	 */
840 	sol_reg = RREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_81);
841 	if (sol_reg)
842 		return true;
843 
844 	return false;
845 }
846 
847 static uint64_t soc15_get_pcie_replay_count(struct amdgpu_device *adev)
848 {
849 	uint64_t nak_r, nak_g;
850 
851 	/* Get the number of NAKs received and generated */
852 	nak_r = RREG32_PCIE(smnPCIE_RX_NUM_NAK);
853 	nak_g = RREG32_PCIE(smnPCIE_RX_NUM_NAK_GENERATED);
854 
855 	/* Add the total number of NAKs, i.e the number of replays */
856 	return (nak_r + nak_g);
857 }
858 
859 static void soc15_pre_asic_init(struct amdgpu_device *adev)
860 {
861 	gmc_v9_0_restore_registers(adev);
862 }
863 
864 static const struct amdgpu_asic_funcs soc15_asic_funcs =
865 {
866 	.read_disabled_bios = &soc15_read_disabled_bios,
867 	.read_bios_from_rom = &amdgpu_soc15_read_bios_from_rom,
868 	.read_register = &soc15_read_register,
869 	.reset = &soc15_asic_reset,
870 	.reset_method = &soc15_asic_reset_method,
871 	.get_xclk = &soc15_get_xclk,
872 	.set_uvd_clocks = &soc15_set_uvd_clocks,
873 	.set_vce_clocks = &soc15_set_vce_clocks,
874 	.get_config_memsize = &soc15_get_config_memsize,
875 	.init_doorbell_index = &vega10_doorbell_index_init,
876 	.get_pcie_usage = &soc15_get_pcie_usage,
877 	.need_reset_on_init = &soc15_need_reset_on_init,
878 	.get_pcie_replay_count = &soc15_get_pcie_replay_count,
879 	.supports_baco = &soc15_supports_baco,
880 	.pre_asic_init = &soc15_pre_asic_init,
881 	.query_video_codecs = &soc15_query_video_codecs,
882 };
883 
884 static const struct amdgpu_asic_funcs vega20_asic_funcs =
885 {
886 	.read_disabled_bios = &soc15_read_disabled_bios,
887 	.read_bios_from_rom = &amdgpu_soc15_read_bios_from_rom,
888 	.read_register = &soc15_read_register,
889 	.reset = &soc15_asic_reset,
890 	.reset_method = &soc15_asic_reset_method,
891 	.get_xclk = &soc15_get_xclk,
892 	.set_uvd_clocks = &soc15_set_uvd_clocks,
893 	.set_vce_clocks = &soc15_set_vce_clocks,
894 	.get_config_memsize = &soc15_get_config_memsize,
895 	.init_doorbell_index = &vega20_doorbell_index_init,
896 	.get_pcie_usage = &vega20_get_pcie_usage,
897 	.need_reset_on_init = &soc15_need_reset_on_init,
898 	.get_pcie_replay_count = &soc15_get_pcie_replay_count,
899 	.supports_baco = &soc15_supports_baco,
900 	.pre_asic_init = &soc15_pre_asic_init,
901 	.query_video_codecs = &soc15_query_video_codecs,
902 };
903 
904 static const struct amdgpu_asic_funcs aqua_vanjaram_asic_funcs =
905 {
906 	.read_disabled_bios = &soc15_read_disabled_bios,
907 	.read_bios_from_rom = &amdgpu_soc15_read_bios_from_rom,
908 	.read_register = &soc15_read_register,
909 	.reset = &soc15_asic_reset,
910 	.reset_method = &soc15_asic_reset_method,
911 	.get_xclk = &soc15_get_xclk,
912 	.set_uvd_clocks = &soc15_set_uvd_clocks,
913 	.set_vce_clocks = &soc15_set_vce_clocks,
914 	.get_config_memsize = &soc15_get_config_memsize,
915 	.init_doorbell_index = &aqua_vanjaram_doorbell_index_init,
916 	.need_reset_on_init = &soc15_need_reset_on_init,
917 	.get_pcie_replay_count = &amdgpu_nbio_get_pcie_replay_count,
918 	.supports_baco = &soc15_supports_baco,
919 	.query_video_codecs = &soc15_query_video_codecs,
920 	.get_reg_state = &aqua_vanjaram_get_reg_state,
921 };
922 
923 static int soc15_common_early_init(struct amdgpu_ip_block *ip_block)
924 {
925 	struct amdgpu_device *adev = ip_block->adev;
926 
927 	adev->nbio.funcs->set_reg_remap(adev);
928 	adev->reg.pcie.rreg = &amdgpu_device_indirect_rreg;
929 	adev->reg.pcie.wreg = &amdgpu_device_indirect_wreg;
930 	adev->reg.pcie.rreg_ext = &amdgpu_device_indirect_rreg_ext;
931 	adev->reg.pcie.wreg_ext = &amdgpu_device_indirect_wreg_ext;
932 	adev->reg.pcie.rreg64 = &amdgpu_device_indirect_rreg64;
933 	adev->reg.pcie.wreg64 = &amdgpu_device_indirect_wreg64;
934 	adev->reg.pcie.rreg64_ext = &amdgpu_device_indirect_rreg64_ext;
935 	adev->reg.pcie.wreg64_ext = &amdgpu_device_indirect_wreg64_ext;
936 	adev->reg.uvd_ctx.rreg = &soc15_uvd_ctx_rreg;
937 	adev->reg.uvd_ctx.wreg = &soc15_uvd_ctx_wreg;
938 	adev->reg.didt.rreg = &soc15_didt_rreg;
939 	adev->reg.didt.wreg = &soc15_didt_wreg;
940 	adev->reg.gc_cac.rreg = &soc15_gc_cac_rreg;
941 	adev->reg.gc_cac.wreg = &soc15_gc_cac_wreg;
942 	adev->reg.se_cac.rreg = &soc15_se_cac_rreg;
943 	adev->reg.se_cac.wreg = &soc15_se_cac_wreg;
944 
945 	adev->rev_id = amdgpu_device_get_rev_id(adev);
946 	adev->external_rev_id = 0xFF;
947 	/* TODO: split the GC and PG flags based on the relevant IP version for which
948 	 * they are relevant.
949 	 */
950 	switch (amdgpu_ip_version(adev, GC_HWIP, 0)) {
951 	case IP_VERSION(9, 0, 1):
952 		adev->asic_funcs = &soc15_asic_funcs;
953 		adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
954 			AMD_CG_SUPPORT_GFX_MGLS |
955 			AMD_CG_SUPPORT_GFX_RLC_LS |
956 			AMD_CG_SUPPORT_GFX_CP_LS |
957 			AMD_CG_SUPPORT_GFX_3D_CGCG |
958 			AMD_CG_SUPPORT_GFX_3D_CGLS |
959 			AMD_CG_SUPPORT_GFX_CGCG |
960 			AMD_CG_SUPPORT_GFX_CGLS |
961 			AMD_CG_SUPPORT_BIF_MGCG |
962 			AMD_CG_SUPPORT_BIF_LS |
963 			AMD_CG_SUPPORT_HDP_LS |
964 			AMD_CG_SUPPORT_DRM_MGCG |
965 			AMD_CG_SUPPORT_DRM_LS |
966 			AMD_CG_SUPPORT_ROM_MGCG |
967 			AMD_CG_SUPPORT_DF_MGCG |
968 			AMD_CG_SUPPORT_SDMA_MGCG |
969 			AMD_CG_SUPPORT_SDMA_LS |
970 			AMD_CG_SUPPORT_MC_MGCG |
971 			AMD_CG_SUPPORT_MC_LS;
972 		adev->pg_flags = 0;
973 		adev->external_rev_id = 0x1;
974 		break;
975 	case IP_VERSION(9, 2, 1):
976 		adev->asic_funcs = &soc15_asic_funcs;
977 		adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
978 			AMD_CG_SUPPORT_GFX_MGLS |
979 			AMD_CG_SUPPORT_GFX_CGCG |
980 			AMD_CG_SUPPORT_GFX_CGLS |
981 			AMD_CG_SUPPORT_GFX_3D_CGCG |
982 			AMD_CG_SUPPORT_GFX_3D_CGLS |
983 			AMD_CG_SUPPORT_GFX_CP_LS |
984 			AMD_CG_SUPPORT_MC_LS |
985 			AMD_CG_SUPPORT_MC_MGCG |
986 			AMD_CG_SUPPORT_SDMA_MGCG |
987 			AMD_CG_SUPPORT_SDMA_LS |
988 			AMD_CG_SUPPORT_BIF_MGCG |
989 			AMD_CG_SUPPORT_BIF_LS |
990 			AMD_CG_SUPPORT_HDP_MGCG |
991 			AMD_CG_SUPPORT_HDP_LS |
992 			AMD_CG_SUPPORT_ROM_MGCG |
993 			AMD_CG_SUPPORT_VCE_MGCG |
994 			AMD_CG_SUPPORT_UVD_MGCG;
995 		adev->pg_flags = 0;
996 		adev->external_rev_id = adev->rev_id + 0x14;
997 		break;
998 	case IP_VERSION(9, 4, 0):
999 		adev->asic_funcs = &vega20_asic_funcs;
1000 		adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
1001 			AMD_CG_SUPPORT_GFX_MGLS |
1002 			AMD_CG_SUPPORT_GFX_CGCG |
1003 			AMD_CG_SUPPORT_GFX_CGLS |
1004 			AMD_CG_SUPPORT_GFX_3D_CGCG |
1005 			AMD_CG_SUPPORT_GFX_3D_CGLS |
1006 			AMD_CG_SUPPORT_GFX_CP_LS |
1007 			AMD_CG_SUPPORT_MC_LS |
1008 			AMD_CG_SUPPORT_MC_MGCG |
1009 			AMD_CG_SUPPORT_SDMA_MGCG |
1010 			AMD_CG_SUPPORT_SDMA_LS |
1011 			AMD_CG_SUPPORT_BIF_MGCG |
1012 			AMD_CG_SUPPORT_BIF_LS |
1013 			AMD_CG_SUPPORT_HDP_MGCG |
1014 			AMD_CG_SUPPORT_HDP_LS |
1015 			AMD_CG_SUPPORT_ROM_MGCG |
1016 			AMD_CG_SUPPORT_VCE_MGCG |
1017 			AMD_CG_SUPPORT_UVD_MGCG;
1018 		adev->pg_flags = 0;
1019 		adev->external_rev_id = adev->rev_id + 0x28;
1020 		break;
1021 	case IP_VERSION(9, 1, 0):
1022 	case IP_VERSION(9, 2, 2):
1023 		adev->asic_funcs = &soc15_asic_funcs;
1024 
1025 		if (adev->rev_id >= 0x8)
1026 			adev->apu_flags |= AMD_APU_IS_RAVEN2;
1027 
1028 		if (adev->apu_flags & AMD_APU_IS_RAVEN2)
1029 			adev->external_rev_id = adev->rev_id + 0x79;
1030 		else if (adev->apu_flags & AMD_APU_IS_PICASSO)
1031 			adev->external_rev_id = adev->rev_id + 0x41;
1032 		else if (adev->rev_id == 1)
1033 			adev->external_rev_id = adev->rev_id + 0x20;
1034 		else
1035 			adev->external_rev_id = adev->rev_id + 0x01;
1036 
1037 		if (adev->apu_flags & AMD_APU_IS_RAVEN2) {
1038 			adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
1039 				AMD_CG_SUPPORT_GFX_MGLS |
1040 				AMD_CG_SUPPORT_GFX_CP_LS |
1041 				AMD_CG_SUPPORT_GFX_3D_CGCG |
1042 				AMD_CG_SUPPORT_GFX_3D_CGLS |
1043 				AMD_CG_SUPPORT_GFX_CGCG |
1044 				AMD_CG_SUPPORT_GFX_CGLS |
1045 				AMD_CG_SUPPORT_BIF_LS |
1046 				AMD_CG_SUPPORT_HDP_LS |
1047 				AMD_CG_SUPPORT_MC_MGCG |
1048 				AMD_CG_SUPPORT_MC_LS |
1049 				AMD_CG_SUPPORT_SDMA_MGCG |
1050 				AMD_CG_SUPPORT_SDMA_LS |
1051 				AMD_CG_SUPPORT_VCN_MGCG;
1052 
1053 			adev->pg_flags = AMD_PG_SUPPORT_SDMA | AMD_PG_SUPPORT_VCN;
1054 		} else if (adev->apu_flags & AMD_APU_IS_PICASSO) {
1055 			adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
1056 				AMD_CG_SUPPORT_GFX_MGLS |
1057 				AMD_CG_SUPPORT_GFX_CP_LS |
1058 				AMD_CG_SUPPORT_GFX_3D_CGLS |
1059 				AMD_CG_SUPPORT_GFX_CGCG |
1060 				AMD_CG_SUPPORT_GFX_CGLS |
1061 				AMD_CG_SUPPORT_BIF_LS |
1062 				AMD_CG_SUPPORT_HDP_LS |
1063 				AMD_CG_SUPPORT_MC_MGCG |
1064 				AMD_CG_SUPPORT_MC_LS |
1065 				AMD_CG_SUPPORT_SDMA_MGCG |
1066 				AMD_CG_SUPPORT_SDMA_LS |
1067 				AMD_CG_SUPPORT_VCN_MGCG;
1068 
1069 			/*
1070 			 * MMHUB PG needs to be disabled for Picasso for
1071 			 * stability reasons.
1072 			 */
1073 			adev->pg_flags = AMD_PG_SUPPORT_SDMA |
1074 				AMD_PG_SUPPORT_VCN;
1075 		} else {
1076 			adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
1077 				AMD_CG_SUPPORT_GFX_MGLS |
1078 				AMD_CG_SUPPORT_GFX_RLC_LS |
1079 				AMD_CG_SUPPORT_GFX_CP_LS |
1080 				AMD_CG_SUPPORT_GFX_3D_CGLS |
1081 				AMD_CG_SUPPORT_GFX_CGCG |
1082 				AMD_CG_SUPPORT_GFX_CGLS |
1083 				AMD_CG_SUPPORT_BIF_MGCG |
1084 				AMD_CG_SUPPORT_BIF_LS |
1085 				AMD_CG_SUPPORT_HDP_MGCG |
1086 				AMD_CG_SUPPORT_HDP_LS |
1087 				AMD_CG_SUPPORT_DRM_MGCG |
1088 				AMD_CG_SUPPORT_DRM_LS |
1089 				AMD_CG_SUPPORT_MC_MGCG |
1090 				AMD_CG_SUPPORT_MC_LS |
1091 				AMD_CG_SUPPORT_SDMA_MGCG |
1092 				AMD_CG_SUPPORT_SDMA_LS |
1093 				AMD_CG_SUPPORT_VCN_MGCG;
1094 
1095 			adev->pg_flags = AMD_PG_SUPPORT_SDMA | AMD_PG_SUPPORT_VCN;
1096 		}
1097 		break;
1098 	case IP_VERSION(9, 4, 1):
1099 		adev->asic_funcs = &vega20_asic_funcs;
1100 		adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
1101 			AMD_CG_SUPPORT_GFX_MGLS |
1102 			AMD_CG_SUPPORT_GFX_CGCG |
1103 			AMD_CG_SUPPORT_GFX_CGLS |
1104 			AMD_CG_SUPPORT_GFX_CP_LS |
1105 			AMD_CG_SUPPORT_HDP_MGCG |
1106 			AMD_CG_SUPPORT_HDP_LS |
1107 			AMD_CG_SUPPORT_SDMA_MGCG |
1108 			AMD_CG_SUPPORT_SDMA_LS |
1109 			AMD_CG_SUPPORT_MC_MGCG |
1110 			AMD_CG_SUPPORT_MC_LS |
1111 			AMD_CG_SUPPORT_IH_CG |
1112 			AMD_CG_SUPPORT_VCN_MGCG |
1113 			AMD_CG_SUPPORT_JPEG_MGCG;
1114 		adev->pg_flags = AMD_PG_SUPPORT_VCN | AMD_PG_SUPPORT_VCN_DPG;
1115 		adev->external_rev_id = adev->rev_id + 0x32;
1116 		break;
1117 	case IP_VERSION(9, 3, 0):
1118 		adev->asic_funcs = &soc15_asic_funcs;
1119 
1120 		if (adev->apu_flags & AMD_APU_IS_RENOIR)
1121 			adev->external_rev_id = adev->rev_id + 0x91;
1122 		else
1123 			adev->external_rev_id = adev->rev_id + 0xa1;
1124 		adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
1125 				 AMD_CG_SUPPORT_GFX_MGLS |
1126 				 AMD_CG_SUPPORT_GFX_3D_CGCG |
1127 				 AMD_CG_SUPPORT_GFX_3D_CGLS |
1128 				 AMD_CG_SUPPORT_GFX_CGCG |
1129 				 AMD_CG_SUPPORT_GFX_CGLS |
1130 				 AMD_CG_SUPPORT_GFX_CP_LS |
1131 				 AMD_CG_SUPPORT_MC_MGCG |
1132 				 AMD_CG_SUPPORT_MC_LS |
1133 				 AMD_CG_SUPPORT_SDMA_MGCG |
1134 				 AMD_CG_SUPPORT_SDMA_LS |
1135 				 AMD_CG_SUPPORT_BIF_LS |
1136 				 AMD_CG_SUPPORT_HDP_LS |
1137 				 AMD_CG_SUPPORT_VCN_MGCG |
1138 				 AMD_CG_SUPPORT_JPEG_MGCG |
1139 				 AMD_CG_SUPPORT_IH_CG |
1140 				 AMD_CG_SUPPORT_ATHUB_LS |
1141 				 AMD_CG_SUPPORT_ATHUB_MGCG |
1142 				 AMD_CG_SUPPORT_DF_MGCG;
1143 		adev->pg_flags = AMD_PG_SUPPORT_SDMA |
1144 				 AMD_PG_SUPPORT_VCN |
1145 				 AMD_PG_SUPPORT_JPEG |
1146 				 AMD_PG_SUPPORT_VCN_DPG;
1147 		break;
1148 	case IP_VERSION(9, 4, 2):
1149 		adev->asic_funcs = &vega20_asic_funcs;
1150 		adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
1151 			AMD_CG_SUPPORT_GFX_MGLS |
1152 			AMD_CG_SUPPORT_GFX_CP_LS |
1153 			AMD_CG_SUPPORT_HDP_LS |
1154 			AMD_CG_SUPPORT_SDMA_MGCG |
1155 			AMD_CG_SUPPORT_SDMA_LS |
1156 			AMD_CG_SUPPORT_IH_CG |
1157 			AMD_CG_SUPPORT_VCN_MGCG | AMD_CG_SUPPORT_JPEG_MGCG;
1158 		adev->pg_flags = AMD_PG_SUPPORT_VCN_DPG;
1159 		adev->external_rev_id = adev->rev_id + 0x3c;
1160 		break;
1161 	case IP_VERSION(9, 4, 3):
1162 	case IP_VERSION(9, 4, 4):
1163 	case IP_VERSION(9, 5, 0):
1164 		adev->asic_funcs = &aqua_vanjaram_asic_funcs;
1165 		adev->reg.smn.get_smn_base = &amdgpu_reg_smn_v1_0_get_base;
1166 		adev->cg_flags =
1167 			AMD_CG_SUPPORT_GFX_MGCG | AMD_CG_SUPPORT_GFX_CGCG |
1168 			AMD_CG_SUPPORT_GFX_CGLS | AMD_CG_SUPPORT_SDMA_MGCG |
1169 			AMD_CG_SUPPORT_GFX_FGCG | AMD_CG_SUPPORT_REPEATER_FGCG |
1170 			AMD_CG_SUPPORT_VCN_MGCG | AMD_CG_SUPPORT_JPEG_MGCG |
1171 			AMD_CG_SUPPORT_IH_CG;
1172 		adev->pg_flags =
1173 			AMD_PG_SUPPORT_VCN |
1174 			AMD_PG_SUPPORT_VCN_DPG |
1175 			AMD_PG_SUPPORT_JPEG;
1176 		/*TODO: need a new external_rev_id for GC 9.4.4? */
1177 		adev->external_rev_id = adev->rev_id + 0x46;
1178 		if (amdgpu_ip_version(adev, GC_HWIP, 0) == IP_VERSION(9, 5, 0))
1179 			adev->external_rev_id = adev->rev_id + 0x50;
1180 		break;
1181 	default:
1182 		/* FIXME: not supported yet */
1183 		return -EINVAL;
1184 	}
1185 
1186 	if (amdgpu_sriov_vf(adev)) {
1187 		amdgpu_virt_init_setting(adev);
1188 		xgpu_ai_mailbox_set_irq_funcs(adev);
1189 	}
1190 
1191 	return 0;
1192 }
1193 
1194 static int soc15_common_late_init(struct amdgpu_ip_block *ip_block)
1195 {
1196 	struct amdgpu_device *adev = ip_block->adev;
1197 
1198 	if (amdgpu_sriov_vf(adev))
1199 		xgpu_ai_mailbox_get_irq(adev);
1200 
1201 	/* Enable selfring doorbell aperture late because doorbell BAR
1202 	 * aperture will change if resize BAR successfully in gmc sw_init.
1203 	 */
1204 	adev->nbio.funcs->enable_doorbell_selfring_aperture(adev, true);
1205 
1206 	return 0;
1207 }
1208 
1209 static int soc15_common_sw_init(struct amdgpu_ip_block *ip_block)
1210 {
1211 	struct amdgpu_device *adev = ip_block->adev;
1212 
1213 	if (amdgpu_sriov_vf(adev))
1214 		xgpu_ai_mailbox_add_irq_id(adev);
1215 
1216 	if (adev->df.funcs &&
1217 	    adev->df.funcs->sw_init)
1218 		adev->df.funcs->sw_init(adev);
1219 
1220 	return 0;
1221 }
1222 
1223 static int soc15_common_sw_fini(struct amdgpu_ip_block *ip_block)
1224 {
1225 	struct amdgpu_device *adev = ip_block->adev;
1226 
1227 	if (adev->df.funcs &&
1228 	    adev->df.funcs->sw_fini)
1229 		adev->df.funcs->sw_fini(adev);
1230 	return 0;
1231 }
1232 
1233 static void soc15_sdma_doorbell_range_init(struct amdgpu_device *adev)
1234 {
1235 	int i;
1236 
1237 	/* sdma doorbell range is programed by hypervisor */
1238 	if (!amdgpu_sriov_vf(adev)) {
1239 		for (i = 0; i < adev->sdma.num_instances; i++) {
1240 			adev->nbio.funcs->sdma_doorbell_range(adev, i,
1241 				true, adev->doorbell_index.sdma_engine[i] << 1,
1242 				adev->doorbell_index.sdma_doorbell_range);
1243 		}
1244 	}
1245 }
1246 
1247 static int soc15_common_hw_init(struct amdgpu_ip_block *ip_block)
1248 {
1249 	struct amdgpu_device *adev = ip_block->adev;
1250 
1251 	/* enable aspm */
1252 	amdgpu_nbio_program_aspm(adev);
1253 	/* setup nbio registers */
1254 	adev->nbio.funcs->init_registers(adev);
1255 	/* remap HDP registers to a hole in mmio space,
1256 	 * for the purpose of expose those registers
1257 	 * to process space
1258 	 */
1259 	if (adev->nbio.funcs->remap_hdp_registers && !amdgpu_sriov_vf(adev))
1260 		adev->nbio.funcs->remap_hdp_registers(adev);
1261 
1262 	/* enable the doorbell aperture */
1263 	adev->nbio.funcs->enable_doorbell_aperture(adev, true);
1264 
1265 	/* HW doorbell routing policy: doorbell writing not
1266 	 * in SDMA/IH/MM/ACV range will be routed to CP. So
1267 	 * we need to init SDMA doorbell range prior
1268 	 * to CP ip block init and ring test.  IH already
1269 	 * happens before CP.
1270 	 */
1271 	soc15_sdma_doorbell_range_init(adev);
1272 
1273 	return 0;
1274 }
1275 
1276 static int soc15_common_hw_fini(struct amdgpu_ip_block *ip_block)
1277 {
1278 	struct amdgpu_device *adev = ip_block->adev;
1279 
1280 	/* Disable the doorbell aperture and selfring doorbell aperture
1281 	 * separately in hw_fini because soc15_enable_doorbell_aperture
1282 	 * has been removed and there is no need to delay disabling
1283 	 * selfring doorbell.
1284 	 */
1285 	adev->nbio.funcs->enable_doorbell_aperture(adev, false);
1286 	adev->nbio.funcs->enable_doorbell_selfring_aperture(adev, false);
1287 
1288 	if (amdgpu_sriov_vf(adev))
1289 		xgpu_ai_mailbox_put_irq(adev);
1290 
1291 	/*
1292 	 * For minimal init, late_init is not called, hence RAS irqs are not
1293 	 * enabled.
1294 	 */
1295 	if ((!amdgpu_sriov_vf(adev)) &&
1296 	    (adev->init_lvl->level != AMDGPU_INIT_LEVEL_MINIMAL_XGMI) &&
1297 	    adev->nbio.ras_if &&
1298 	    amdgpu_ras_is_supported(adev, adev->nbio.ras_if->block)) {
1299 		if (adev->nbio.ras &&
1300 		    adev->nbio.ras->init_ras_controller_interrupt)
1301 			amdgpu_irq_put(adev, &adev->nbio.ras_controller_irq, 0);
1302 		if (adev->nbio.ras &&
1303 		    adev->nbio.ras->init_ras_err_event_athub_interrupt)
1304 			amdgpu_irq_put(adev, &adev->nbio.ras_err_event_athub_irq, 0);
1305 	}
1306 
1307 	return 0;
1308 }
1309 
1310 static int soc15_common_suspend(struct amdgpu_ip_block *ip_block)
1311 {
1312 	return soc15_common_hw_fini(ip_block);
1313 }
1314 
1315 static int soc15_common_resume(struct amdgpu_ip_block *ip_block)
1316 {
1317 	struct amdgpu_device *adev = ip_block->adev;
1318 
1319 	if (soc15_need_reset_on_resume(adev)) {
1320 		dev_info(adev->dev, "S3 suspend abort case, let's reset ASIC.\n");
1321 		soc15_asic_reset(adev);
1322 	}
1323 	return soc15_common_hw_init(ip_block);
1324 }
1325 
1326 static bool soc15_common_is_idle(struct amdgpu_ip_block *ip_block)
1327 {
1328 	return true;
1329 }
1330 
1331 static void soc15_update_drm_clock_gating(struct amdgpu_device *adev, bool enable)
1332 {
1333 	uint32_t def, data;
1334 
1335 	def = data = RREG32(SOC15_REG_OFFSET(MP0, 0, mmMP0_MISC_CGTT_CTRL0));
1336 
1337 	if (enable && (adev->cg_flags & AMD_CG_SUPPORT_DRM_MGCG))
1338 		data &= ~(0x01000000 |
1339 			  0x02000000 |
1340 			  0x04000000 |
1341 			  0x08000000 |
1342 			  0x10000000 |
1343 			  0x20000000 |
1344 			  0x40000000 |
1345 			  0x80000000);
1346 	else
1347 		data |= (0x01000000 |
1348 			 0x02000000 |
1349 			 0x04000000 |
1350 			 0x08000000 |
1351 			 0x10000000 |
1352 			 0x20000000 |
1353 			 0x40000000 |
1354 			 0x80000000);
1355 
1356 	if (def != data)
1357 		WREG32(SOC15_REG_OFFSET(MP0, 0, mmMP0_MISC_CGTT_CTRL0), data);
1358 }
1359 
1360 static void soc15_update_drm_light_sleep(struct amdgpu_device *adev, bool enable)
1361 {
1362 	uint32_t def, data;
1363 
1364 	def = data = RREG32(SOC15_REG_OFFSET(MP0, 0, mmMP0_MISC_LIGHT_SLEEP_CTRL));
1365 
1366 	if (enable && (adev->cg_flags & AMD_CG_SUPPORT_DRM_LS))
1367 		data |= 1;
1368 	else
1369 		data &= ~1;
1370 
1371 	if (def != data)
1372 		WREG32(SOC15_REG_OFFSET(MP0, 0, mmMP0_MISC_LIGHT_SLEEP_CTRL), data);
1373 }
1374 
1375 static int soc15_common_set_clockgating_state(struct amdgpu_ip_block *ip_block,
1376 					    enum amd_clockgating_state state)
1377 {
1378 	struct amdgpu_device *adev = ip_block->adev;
1379 
1380 	if (amdgpu_sriov_vf(adev))
1381 		return 0;
1382 
1383 	switch (amdgpu_ip_version(adev, NBIO_HWIP, 0)) {
1384 	case IP_VERSION(6, 1, 0):
1385 	case IP_VERSION(6, 2, 0):
1386 	case IP_VERSION(7, 4, 0):
1387 		adev->nbio.funcs->update_medium_grain_clock_gating(adev,
1388 				state == AMD_CG_STATE_GATE);
1389 		adev->nbio.funcs->update_medium_grain_light_sleep(adev,
1390 				state == AMD_CG_STATE_GATE);
1391 		adev->hdp.funcs->update_clock_gating(adev,
1392 				state == AMD_CG_STATE_GATE);
1393 		soc15_update_drm_clock_gating(adev,
1394 				state == AMD_CG_STATE_GATE);
1395 		soc15_update_drm_light_sleep(adev,
1396 				state == AMD_CG_STATE_GATE);
1397 		adev->smuio.funcs->update_rom_clock_gating(adev,
1398 				state == AMD_CG_STATE_GATE);
1399 		adev->df.funcs->update_medium_grain_clock_gating(adev,
1400 				state == AMD_CG_STATE_GATE);
1401 		break;
1402 	case IP_VERSION(7, 0, 0):
1403 	case IP_VERSION(7, 0, 1):
1404 	case IP_VERSION(2, 5, 0):
1405 		adev->nbio.funcs->update_medium_grain_clock_gating(adev,
1406 				state == AMD_CG_STATE_GATE);
1407 		adev->nbio.funcs->update_medium_grain_light_sleep(adev,
1408 				state == AMD_CG_STATE_GATE);
1409 		adev->hdp.funcs->update_clock_gating(adev,
1410 				state == AMD_CG_STATE_GATE);
1411 		soc15_update_drm_clock_gating(adev,
1412 				state == AMD_CG_STATE_GATE);
1413 		soc15_update_drm_light_sleep(adev,
1414 				state == AMD_CG_STATE_GATE);
1415 		break;
1416 	case IP_VERSION(7, 4, 1):
1417 	case IP_VERSION(7, 4, 4):
1418 		adev->hdp.funcs->update_clock_gating(adev,
1419 				state == AMD_CG_STATE_GATE);
1420 		break;
1421 	default:
1422 		break;
1423 	}
1424 	return 0;
1425 }
1426 
1427 static void soc15_common_get_clockgating_state(struct amdgpu_ip_block *ip_block, u64 *flags)
1428 {
1429 	struct amdgpu_device *adev = ip_block->adev;
1430 	int data;
1431 
1432 	if (amdgpu_sriov_vf(adev))
1433 		*flags = 0;
1434 
1435 	if (adev->nbio.funcs && adev->nbio.funcs->get_clockgating_state)
1436 		adev->nbio.funcs->get_clockgating_state(adev, flags);
1437 
1438 	if (adev->hdp.funcs && adev->hdp.funcs->get_clock_gating_state)
1439 		adev->hdp.funcs->get_clock_gating_state(adev, flags);
1440 
1441 	if ((amdgpu_ip_version(adev, MP0_HWIP, 0) != IP_VERSION(13, 0, 2)) &&
1442 	    (amdgpu_ip_version(adev, MP0_HWIP, 0) != IP_VERSION(13, 0, 6)) &&
1443 	    (amdgpu_ip_version(adev, MP0_HWIP, 0) != IP_VERSION(13, 0, 12)) &&
1444 	    (amdgpu_ip_version(adev, MP0_HWIP, 0) != IP_VERSION(13, 0, 14)) &&
1445 		(amdgpu_ip_version(adev, MP0_HWIP, 0) != IP_VERSION(13, 0, 15))) {
1446 		/* AMD_CG_SUPPORT_DRM_MGCG */
1447 		data = RREG32(SOC15_REG_OFFSET(MP0, 0, mmMP0_MISC_CGTT_CTRL0));
1448 		if (!(data & 0x01000000))
1449 			*flags |= AMD_CG_SUPPORT_DRM_MGCG;
1450 
1451 		/* AMD_CG_SUPPORT_DRM_LS */
1452 		data = RREG32(SOC15_REG_OFFSET(MP0, 0, mmMP0_MISC_LIGHT_SLEEP_CTRL));
1453 		if (data & 0x1)
1454 			*flags |= AMD_CG_SUPPORT_DRM_LS;
1455 	}
1456 
1457 	/* AMD_CG_SUPPORT_ROM_MGCG */
1458 	if (adev->smuio.funcs && adev->smuio.funcs->get_clock_gating_state)
1459 		adev->smuio.funcs->get_clock_gating_state(adev, flags);
1460 
1461 	if (adev->df.funcs && adev->df.funcs->get_clockgating_state)
1462 		adev->df.funcs->get_clockgating_state(adev, flags);
1463 }
1464 
1465 static int soc15_common_set_powergating_state(struct amdgpu_ip_block *ip_block,
1466 					    enum amd_powergating_state state)
1467 {
1468 	/* todo */
1469 	return 0;
1470 }
1471 
1472 static const struct amd_ip_funcs soc15_common_ip_funcs = {
1473 	.name = "soc15_common",
1474 	.early_init = soc15_common_early_init,
1475 	.late_init = soc15_common_late_init,
1476 	.sw_init = soc15_common_sw_init,
1477 	.sw_fini = soc15_common_sw_fini,
1478 	.hw_init = soc15_common_hw_init,
1479 	.hw_fini = soc15_common_hw_fini,
1480 	.suspend = soc15_common_suspend,
1481 	.resume = soc15_common_resume,
1482 	.is_idle = soc15_common_is_idle,
1483 	.set_clockgating_state = soc15_common_set_clockgating_state,
1484 	.set_powergating_state = soc15_common_set_powergating_state,
1485 	.get_clockgating_state= soc15_common_get_clockgating_state,
1486 };
1487