xref: /linux/drivers/gpu/drm/amd/amdgpu/soc15.c (revision af8e51644a70f612974a6e767fa7d896d3c23f88)
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_atombios.h"
32 #include "amdgpu_ih.h"
33 #include "amdgpu_uvd.h"
34 #include "amdgpu_vce.h"
35 #include "amdgpu_ucode.h"
36 #include "amdgpu_psp.h"
37 #include "atom.h"
38 #include "amd_pcie.h"
39 
40 #include "uvd/uvd_7_0_offset.h"
41 #include "gc/gc_9_0_offset.h"
42 #include "gc/gc_9_0_sh_mask.h"
43 #include "sdma0/sdma0_4_0_offset.h"
44 #include "sdma1/sdma1_4_0_offset.h"
45 #include "nbio/nbio_7_0_default.h"
46 #include "nbio/nbio_7_0_offset.h"
47 #include "nbio/nbio_7_0_sh_mask.h"
48 #include "nbio/nbio_7_0_smn.h"
49 #include "mp/mp_9_0_offset.h"
50 
51 #include "soc15.h"
52 #include "soc15_common.h"
53 #include "gfx_v9_0.h"
54 #include "gmc_v9_0.h"
55 #include "gfxhub_v1_0.h"
56 #include "mmhub_v1_0.h"
57 #include "df_v1_7.h"
58 #include "df_v3_6.h"
59 #include "nbio_v6_1.h"
60 #include "nbio_v7_0.h"
61 #include "nbio_v7_4.h"
62 #include "hdp_v4_0.h"
63 #include "vega10_ih.h"
64 #include "vega20_ih.h"
65 #include "navi10_ih.h"
66 #include "sdma_v4_0.h"
67 #include "uvd_v7_0.h"
68 #include "vce_v4_0.h"
69 #include "vcn_v1_0.h"
70 #include "vcn_v2_0.h"
71 #include "jpeg_v2_0.h"
72 #include "vcn_v2_5.h"
73 #include "jpeg_v2_5.h"
74 #include "smuio_v9_0.h"
75 #include "smuio_v11_0.h"
76 #include "smuio_v13_0.h"
77 #include "amdgpu_vkms.h"
78 #include "mxgpu_ai.h"
79 #include "amdgpu_ras.h"
80 #include "amdgpu_xgmi.h"
81 #include <uapi/linux/kfd_ioctl.h>
82 
83 #define mmMP0_MISC_CGTT_CTRL0                                                                   0x01b9
84 #define mmMP0_MISC_CGTT_CTRL0_BASE_IDX                                                          0
85 #define mmMP0_MISC_LIGHT_SLEEP_CTRL                                                             0x01ba
86 #define mmMP0_MISC_LIGHT_SLEEP_CTRL_BASE_IDX                                                    0
87 
88 static const struct amd_ip_funcs soc15_common_ip_funcs;
89 
90 /* Vega, Raven, Arcturus */
91 static const struct amdgpu_video_codec_info vega_video_codecs_encode_array[] =
92 {
93 	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_MPEG4_AVC, 4096, 2304, 0)},
94 	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_HEVC, 4096, 2304, 0)},
95 };
96 
97 static const struct amdgpu_video_codecs vega_video_codecs_encode =
98 {
99 	.codec_count = ARRAY_SIZE(vega_video_codecs_encode_array),
100 	.codec_array = vega_video_codecs_encode_array,
101 };
102 
103 /* Vega */
104 static const struct amdgpu_video_codec_info vega_video_codecs_decode_array[] =
105 {
106 	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_MPEG2, 4096, 4096, 3)},
107 	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_MPEG4, 4096, 4096, 5)},
108 	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_MPEG4_AVC, 4096, 4096, 52)},
109 	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_VC1, 4096, 4096, 4)},
110 	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_HEVC, 4096, 4096, 186)},
111 	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_JPEG, 4096, 4096, 0)},
112 };
113 
114 static const struct amdgpu_video_codecs vega_video_codecs_decode =
115 {
116 	.codec_count = ARRAY_SIZE(vega_video_codecs_decode_array),
117 	.codec_array = vega_video_codecs_decode_array,
118 };
119 
120 /* Raven */
121 static const struct amdgpu_video_codec_info rv_video_codecs_decode_array[] =
122 {
123 	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_MPEG2, 4096, 4096, 3)},
124 	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_MPEG4, 4096, 4096, 5)},
125 	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_MPEG4_AVC, 4096, 4096, 52)},
126 	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_VC1, 4096, 4096, 4)},
127 	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_HEVC, 4096, 4096, 186)},
128 	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_JPEG, 4096, 4096, 0)},
129 	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_VP9, 4096, 4096, 0)},
130 };
131 
132 static const struct amdgpu_video_codecs rv_video_codecs_decode =
133 {
134 	.codec_count = ARRAY_SIZE(rv_video_codecs_decode_array),
135 	.codec_array = rv_video_codecs_decode_array,
136 };
137 
138 /* Renoir, Arcturus */
139 static const struct amdgpu_video_codec_info rn_video_codecs_decode_array[] =
140 {
141 	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_MPEG2, 4096, 4096, 3)},
142 	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_MPEG4, 4096, 4096, 5)},
143 	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_MPEG4_AVC, 4096, 4096, 52)},
144 	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_VC1, 4096, 4096, 4)},
145 	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_HEVC, 8192, 4352, 186)},
146 	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_JPEG, 16384, 16384, 0)},
147 	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_VP9, 8192, 4352, 0)},
148 };
149 
150 static const struct amdgpu_video_codecs rn_video_codecs_decode =
151 {
152 	.codec_count = ARRAY_SIZE(rn_video_codecs_decode_array),
153 	.codec_array = rn_video_codecs_decode_array,
154 };
155 
156 static const struct amdgpu_video_codec_info vcn_4_0_3_video_codecs_decode_array[] = {
157 	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_MPEG4_AVC, 4096, 4096, 52)},
158 	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_HEVC, 8192, 4352, 186)},
159 	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_JPEG, 16384, 16384, 0)},
160 	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_VP9, 8192, 4352, 0)},
161 	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_AV1, 8192, 4352, 0)},
162 };
163 
164 static const struct amdgpu_video_codecs vcn_4_0_3_video_codecs_decode = {
165 	.codec_count = ARRAY_SIZE(vcn_4_0_3_video_codecs_decode_array),
166 	.codec_array = vcn_4_0_3_video_codecs_decode_array,
167 };
168 
169 static const struct amdgpu_video_codecs vcn_4_0_3_video_codecs_encode = {
170 	.codec_count = 0,
171 	.codec_array = NULL,
172 };
173 
174 static int soc15_query_video_codecs(struct amdgpu_device *adev, bool encode,
175 				    const struct amdgpu_video_codecs **codecs)
176 {
177 	if (amdgpu_ip_version(adev, VCE_HWIP, 0)) {
178 		switch (amdgpu_ip_version(adev, VCE_HWIP, 0)) {
179 		case IP_VERSION(4, 0, 0):
180 		case IP_VERSION(4, 1, 0):
181 			if (encode)
182 				*codecs = &vega_video_codecs_encode;
183 			else
184 				*codecs = &vega_video_codecs_decode;
185 			return 0;
186 		default:
187 			return -EINVAL;
188 		}
189 	} else {
190 		switch (amdgpu_ip_version(adev, UVD_HWIP, 0)) {
191 		case IP_VERSION(1, 0, 0):
192 		case IP_VERSION(1, 0, 1):
193 			if (encode)
194 				*codecs = &vega_video_codecs_encode;
195 			else
196 				*codecs = &rv_video_codecs_decode;
197 			return 0;
198 		case IP_VERSION(2, 5, 0):
199 		case IP_VERSION(2, 6, 0):
200 		case IP_VERSION(2, 2, 0):
201 			if (encode)
202 				*codecs = &vega_video_codecs_encode;
203 			else
204 				*codecs = &rn_video_codecs_decode;
205 			return 0;
206 		case IP_VERSION(4, 0, 3):
207 			if (encode)
208 				*codecs = &vcn_4_0_3_video_codecs_encode;
209 			else
210 				*codecs = &vcn_4_0_3_video_codecs_decode;
211 			return 0;
212 		default:
213 			return -EINVAL;
214 		}
215 	}
216 }
217 
218 static u32 soc15_uvd_ctx_rreg(struct amdgpu_device *adev, u32 reg)
219 {
220 	unsigned long flags, address, data;
221 	u32 r;
222 
223 	address = SOC15_REG_OFFSET(UVD, 0, mmUVD_CTX_INDEX);
224 	data = SOC15_REG_OFFSET(UVD, 0, mmUVD_CTX_DATA);
225 
226 	spin_lock_irqsave(&adev->uvd_ctx_idx_lock, flags);
227 	WREG32(address, ((reg) & 0x1ff));
228 	r = RREG32(data);
229 	spin_unlock_irqrestore(&adev->uvd_ctx_idx_lock, flags);
230 	return r;
231 }
232 
233 static void soc15_uvd_ctx_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
234 {
235 	unsigned long flags, address, data;
236 
237 	address = SOC15_REG_OFFSET(UVD, 0, mmUVD_CTX_INDEX);
238 	data = SOC15_REG_OFFSET(UVD, 0, mmUVD_CTX_DATA);
239 
240 	spin_lock_irqsave(&adev->uvd_ctx_idx_lock, flags);
241 	WREG32(address, ((reg) & 0x1ff));
242 	WREG32(data, (v));
243 	spin_unlock_irqrestore(&adev->uvd_ctx_idx_lock, flags);
244 }
245 
246 static u32 soc15_didt_rreg(struct amdgpu_device *adev, u32 reg)
247 {
248 	unsigned long flags, address, data;
249 	u32 r;
250 
251 	address = SOC15_REG_OFFSET(GC, 0, mmDIDT_IND_INDEX);
252 	data = SOC15_REG_OFFSET(GC, 0, mmDIDT_IND_DATA);
253 
254 	spin_lock_irqsave(&adev->didt_idx_lock, flags);
255 	WREG32(address, (reg));
256 	r = RREG32(data);
257 	spin_unlock_irqrestore(&adev->didt_idx_lock, flags);
258 	return r;
259 }
260 
261 static void soc15_didt_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
262 {
263 	unsigned long flags, address, data;
264 
265 	address = SOC15_REG_OFFSET(GC, 0, mmDIDT_IND_INDEX);
266 	data = SOC15_REG_OFFSET(GC, 0, mmDIDT_IND_DATA);
267 
268 	spin_lock_irqsave(&adev->didt_idx_lock, flags);
269 	WREG32(address, (reg));
270 	WREG32(data, (v));
271 	spin_unlock_irqrestore(&adev->didt_idx_lock, flags);
272 }
273 
274 static u32 soc15_gc_cac_rreg(struct amdgpu_device *adev, u32 reg)
275 {
276 	unsigned long flags;
277 	u32 r;
278 
279 	spin_lock_irqsave(&adev->gc_cac_idx_lock, flags);
280 	WREG32_SOC15(GC, 0, mmGC_CAC_IND_INDEX, (reg));
281 	r = RREG32_SOC15(GC, 0, mmGC_CAC_IND_DATA);
282 	spin_unlock_irqrestore(&adev->gc_cac_idx_lock, flags);
283 	return r;
284 }
285 
286 static void soc15_gc_cac_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
287 {
288 	unsigned long flags;
289 
290 	spin_lock_irqsave(&adev->gc_cac_idx_lock, flags);
291 	WREG32_SOC15(GC, 0, mmGC_CAC_IND_INDEX, (reg));
292 	WREG32_SOC15(GC, 0, mmGC_CAC_IND_DATA, (v));
293 	spin_unlock_irqrestore(&adev->gc_cac_idx_lock, flags);
294 }
295 
296 static u32 soc15_se_cac_rreg(struct amdgpu_device *adev, u32 reg)
297 {
298 	unsigned long flags;
299 	u32 r;
300 
301 	spin_lock_irqsave(&adev->se_cac_idx_lock, flags);
302 	WREG32_SOC15(GC, 0, mmSE_CAC_IND_INDEX, (reg));
303 	r = RREG32_SOC15(GC, 0, mmSE_CAC_IND_DATA);
304 	spin_unlock_irqrestore(&adev->se_cac_idx_lock, flags);
305 	return r;
306 }
307 
308 static void soc15_se_cac_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
309 {
310 	unsigned long flags;
311 
312 	spin_lock_irqsave(&adev->se_cac_idx_lock, flags);
313 	WREG32_SOC15(GC, 0, mmSE_CAC_IND_INDEX, (reg));
314 	WREG32_SOC15(GC, 0, mmSE_CAC_IND_DATA, (v));
315 	spin_unlock_irqrestore(&adev->se_cac_idx_lock, flags);
316 }
317 
318 static u32 soc15_get_config_memsize(struct amdgpu_device *adev)
319 {
320 	return adev->nbio.funcs->get_memsize(adev);
321 }
322 
323 static u32 soc15_get_xclk(struct amdgpu_device *adev)
324 {
325 	u32 reference_clock = adev->clock.spll.reference_freq;
326 
327 	if (amdgpu_ip_version(adev, MP1_HWIP, 0) == IP_VERSION(12, 0, 0) ||
328 	    amdgpu_ip_version(adev, MP1_HWIP, 0) == IP_VERSION(12, 0, 1) ||
329 	    amdgpu_ip_version(adev, MP1_HWIP, 0) == IP_VERSION(13, 0, 6))
330 		return 10000;
331 	if (amdgpu_ip_version(adev, MP1_HWIP, 0) == IP_VERSION(10, 0, 0) ||
332 	    amdgpu_ip_version(adev, MP1_HWIP, 0) == IP_VERSION(10, 0, 1))
333 		return reference_clock / 4;
334 
335 	return reference_clock;
336 }
337 
338 
339 void soc15_grbm_select(struct amdgpu_device *adev,
340 		     u32 me, u32 pipe, u32 queue, u32 vmid, int xcc_id)
341 {
342 	u32 grbm_gfx_cntl = 0;
343 	grbm_gfx_cntl = REG_SET_FIELD(grbm_gfx_cntl, GRBM_GFX_CNTL, PIPEID, pipe);
344 	grbm_gfx_cntl = REG_SET_FIELD(grbm_gfx_cntl, GRBM_GFX_CNTL, MEID, me);
345 	grbm_gfx_cntl = REG_SET_FIELD(grbm_gfx_cntl, GRBM_GFX_CNTL, VMID, vmid);
346 	grbm_gfx_cntl = REG_SET_FIELD(grbm_gfx_cntl, GRBM_GFX_CNTL, QUEUEID, queue);
347 
348 	WREG32_SOC15_RLC_SHADOW(GC, xcc_id, mmGRBM_GFX_CNTL, grbm_gfx_cntl);
349 }
350 
351 static bool soc15_read_disabled_bios(struct amdgpu_device *adev)
352 {
353 	/* todo */
354 	return false;
355 }
356 
357 static struct soc15_allowed_register_entry soc15_allowed_read_registers[] = {
358 	{ SOC15_REG_ENTRY(GC, 0, mmGRBM_STATUS)},
359 	{ SOC15_REG_ENTRY(GC, 0, mmGRBM_STATUS2)},
360 	{ SOC15_REG_ENTRY(GC, 0, mmGRBM_STATUS_SE0)},
361 	{ SOC15_REG_ENTRY(GC, 0, mmGRBM_STATUS_SE1)},
362 	{ SOC15_REG_ENTRY(GC, 0, mmGRBM_STATUS_SE2)},
363 	{ SOC15_REG_ENTRY(GC, 0, mmGRBM_STATUS_SE3)},
364 	{ SOC15_REG_ENTRY(SDMA0, 0, mmSDMA0_STATUS_REG)},
365 	{ SOC15_REG_ENTRY(SDMA1, 0, mmSDMA1_STATUS_REG)},
366 	{ SOC15_REG_ENTRY(GC, 0, mmCP_STAT)},
367 	{ SOC15_REG_ENTRY(GC, 0, mmCP_STALLED_STAT1)},
368 	{ SOC15_REG_ENTRY(GC, 0, mmCP_STALLED_STAT2)},
369 	{ SOC15_REG_ENTRY(GC, 0, mmCP_STALLED_STAT3)},
370 	{ SOC15_REG_ENTRY(GC, 0, mmCP_CPF_BUSY_STAT)},
371 	{ SOC15_REG_ENTRY(GC, 0, mmCP_CPF_STALLED_STAT1)},
372 	{ SOC15_REG_ENTRY(GC, 0, mmCP_CPF_STATUS)},
373 	{ SOC15_REG_ENTRY(GC, 0, mmCP_CPC_BUSY_STAT)},
374 	{ SOC15_REG_ENTRY(GC, 0, mmCP_CPC_STALLED_STAT1)},
375 	{ SOC15_REG_ENTRY(GC, 0, mmCP_CPC_STATUS)},
376 	{ SOC15_REG_ENTRY(GC, 0, mmGB_ADDR_CONFIG)},
377 	{ SOC15_REG_ENTRY(GC, 0, mmDB_DEBUG2)},
378 };
379 
380 static uint32_t soc15_read_indexed_register(struct amdgpu_device *adev, u32 se_num,
381 					 u32 sh_num, u32 reg_offset)
382 {
383 	uint32_t val;
384 
385 	mutex_lock(&adev->grbm_idx_mutex);
386 	if (se_num != 0xffffffff || sh_num != 0xffffffff)
387 		amdgpu_gfx_select_se_sh(adev, se_num, sh_num, 0xffffffff, 0);
388 
389 	val = RREG32(reg_offset);
390 
391 	if (se_num != 0xffffffff || sh_num != 0xffffffff)
392 		amdgpu_gfx_select_se_sh(adev, 0xffffffff, 0xffffffff, 0xffffffff, 0);
393 	mutex_unlock(&adev->grbm_idx_mutex);
394 	return val;
395 }
396 
397 static uint32_t soc15_get_register_value(struct amdgpu_device *adev,
398 					 bool indexed, u32 se_num,
399 					 u32 sh_num, u32 reg_offset)
400 {
401 	if (indexed) {
402 		return soc15_read_indexed_register(adev, se_num, sh_num, reg_offset);
403 	} else {
404 		if (reg_offset == SOC15_REG_OFFSET(GC, 0, mmGB_ADDR_CONFIG))
405 			return adev->gfx.config.gb_addr_config;
406 		else if (reg_offset == SOC15_REG_OFFSET(GC, 0, mmDB_DEBUG2))
407 			return adev->gfx.config.db_debug2;
408 		return RREG32(reg_offset);
409 	}
410 }
411 
412 static int soc15_read_register(struct amdgpu_device *adev, u32 se_num,
413 			    u32 sh_num, u32 reg_offset, u32 *value)
414 {
415 	uint32_t i;
416 	struct soc15_allowed_register_entry  *en;
417 
418 	*value = 0;
419 	for (i = 0; i < ARRAY_SIZE(soc15_allowed_read_registers); i++) {
420 		en = &soc15_allowed_read_registers[i];
421 		if (!adev->reg_offset[en->hwip][en->inst])
422 			continue;
423 		else if (reg_offset != (adev->reg_offset[en->hwip][en->inst][en->seg]
424 					+ en->reg_offset))
425 			continue;
426 
427 		*value = soc15_get_register_value(adev,
428 						  soc15_allowed_read_registers[i].grbm_indexed,
429 						  se_num, sh_num, reg_offset);
430 		return 0;
431 	}
432 	return -EINVAL;
433 }
434 
435 
436 /**
437  * soc15_program_register_sequence - program an array of registers.
438  *
439  * @adev: amdgpu_device pointer
440  * @regs: pointer to the register array
441  * @array_size: size of the register array
442  *
443  * Programs an array or registers with and and or masks.
444  * This is a helper for setting golden registers.
445  */
446 
447 void soc15_program_register_sequence(struct amdgpu_device *adev,
448 					     const struct soc15_reg_golden *regs,
449 					     const u32 array_size)
450 {
451 	const struct soc15_reg_golden *entry;
452 	u32 tmp, reg;
453 	int i;
454 
455 	for (i = 0; i < array_size; ++i) {
456 		entry = &regs[i];
457 		reg =  adev->reg_offset[entry->hwip][entry->instance][entry->segment] + entry->reg;
458 
459 		if (entry->and_mask == 0xffffffff) {
460 			tmp = entry->or_mask;
461 		} else {
462 			tmp = (entry->hwip == GC_HWIP) ?
463 				RREG32_SOC15_IP(GC, reg) : RREG32(reg);
464 
465 			tmp &= ~(entry->and_mask);
466 			tmp |= (entry->or_mask & entry->and_mask);
467 		}
468 
469 		if (reg == SOC15_REG_OFFSET(GC, 0, mmPA_SC_BINNER_EVENT_CNTL_3) ||
470 			reg == SOC15_REG_OFFSET(GC, 0, mmPA_SC_ENHANCE) ||
471 			reg == SOC15_REG_OFFSET(GC, 0, mmPA_SC_ENHANCE_1) ||
472 			reg == SOC15_REG_OFFSET(GC, 0, mmSH_MEM_CONFIG))
473 			WREG32_RLC(reg, tmp);
474 		else
475 			(entry->hwip == GC_HWIP) ?
476 				WREG32_SOC15_IP(GC, reg, tmp) : WREG32(reg, tmp);
477 
478 	}
479 
480 }
481 
482 static int soc15_asic_baco_reset(struct amdgpu_device *adev)
483 {
484 	struct amdgpu_ras *ras = amdgpu_ras_get_context(adev);
485 	int ret = 0;
486 
487 	/* avoid NBIF got stuck when do RAS recovery in BACO reset */
488 	if (ras && adev->ras_enabled)
489 		adev->nbio.funcs->enable_doorbell_interrupt(adev, false);
490 
491 	ret = amdgpu_dpm_baco_reset(adev);
492 	if (ret)
493 		return ret;
494 
495 	/* re-enable doorbell interrupt after BACO exit */
496 	if (ras && adev->ras_enabled)
497 		adev->nbio.funcs->enable_doorbell_interrupt(adev, true);
498 
499 	return 0;
500 }
501 
502 static enum amd_reset_method
503 soc15_asic_reset_method(struct amdgpu_device *adev)
504 {
505 	int baco_reset = 0;
506 	bool connected_to_cpu = false;
507 	struct amdgpu_ras *ras = amdgpu_ras_get_context(adev);
508 
509         if (adev->gmc.xgmi.supported && adev->gmc.xgmi.connected_to_cpu)
510                 connected_to_cpu = true;
511 
512 	if (amdgpu_reset_method == AMD_RESET_METHOD_MODE1 ||
513 	    amdgpu_reset_method == AMD_RESET_METHOD_MODE2 ||
514 	    amdgpu_reset_method == AMD_RESET_METHOD_BACO ||
515 	    amdgpu_reset_method == AMD_RESET_METHOD_PCI) {
516 		/* If connected to cpu, driver only support mode2 */
517                 if (connected_to_cpu)
518                         return AMD_RESET_METHOD_MODE2;
519                 return amdgpu_reset_method;
520         }
521 
522 	if (amdgpu_reset_method != -1)
523 		dev_warn(adev->dev, "Specified reset method:%d isn't supported, using AUTO instead.\n",
524 				  amdgpu_reset_method);
525 
526 	switch (amdgpu_ip_version(adev, MP1_HWIP, 0)) {
527 	case IP_VERSION(10, 0, 0):
528 	case IP_VERSION(10, 0, 1):
529 	case IP_VERSION(12, 0, 0):
530 	case IP_VERSION(12, 0, 1):
531 		return AMD_RESET_METHOD_MODE2;
532 	case IP_VERSION(9, 0, 0):
533 	case IP_VERSION(11, 0, 2):
534 		if (adev->asic_type == CHIP_VEGA20) {
535 			if (adev->psp.sos.fw_version >= 0x80067)
536 				baco_reset = amdgpu_dpm_is_baco_supported(adev);
537 			/*
538 			 * 1. PMFW version > 0x284300: all cases use baco
539 			 * 2. PMFW version <= 0x284300: only sGPU w/o RAS use baco
540 			 */
541 			if (ras && adev->ras_enabled &&
542 			    adev->pm.fw_version <= 0x283400)
543 				baco_reset = 0;
544 		} else {
545 			baco_reset = amdgpu_dpm_is_baco_supported(adev);
546 		}
547 		break;
548 	case IP_VERSION(13, 0, 2):
549 		 /*
550 		 * 1.connected to cpu: driver issue mode2 reset
551 		 * 2.discret gpu: driver issue mode1 reset
552 		 */
553 		if (connected_to_cpu)
554 			return AMD_RESET_METHOD_MODE2;
555 		break;
556 	case IP_VERSION(13, 0, 6):
557 		/* Use gpu_recovery param to target a reset method.
558 		 * Enable triggering of GPU reset only if specified
559 		 * by module parameter.
560 		 */
561 		if (amdgpu_gpu_recovery == 4 || amdgpu_gpu_recovery == 5)
562 			return AMD_RESET_METHOD_MODE2;
563 		else if (!(adev->flags & AMD_IS_APU))
564 			return AMD_RESET_METHOD_MODE1;
565 		else
566 			return AMD_RESET_METHOD_MODE2;
567 	default:
568 		break;
569 	}
570 
571 	if (baco_reset)
572 		return AMD_RESET_METHOD_BACO;
573 	else
574 		return AMD_RESET_METHOD_MODE1;
575 }
576 
577 static bool soc15_need_reset_on_resume(struct amdgpu_device *adev)
578 {
579 	u32 sol_reg;
580 
581 	sol_reg = RREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_81);
582 
583 	/* Will reset for the following suspend abort cases.
584 	 * 1) Only reset limit on APU side, dGPU hasn't checked yet.
585 	 * 2) S3 suspend abort and TOS already launched.
586 	 */
587 	if (adev->flags & AMD_IS_APU && adev->in_s3 &&
588 			!adev->suspend_complete &&
589 			sol_reg)
590 		return true;
591 
592 	return false;
593 }
594 
595 static int soc15_asic_reset(struct amdgpu_device *adev)
596 {
597 	/* original raven doesn't have full asic reset */
598 	/* On the latest Raven, the GPU reset can be performed
599 	 * successfully. So now, temporarily enable it for the
600 	 * S3 suspend abort case.
601 	 */
602 	if (((adev->apu_flags & AMD_APU_IS_RAVEN) ||
603 	    (adev->apu_flags & AMD_APU_IS_RAVEN2)) &&
604 		!soc15_need_reset_on_resume(adev))
605 		return 0;
606 
607 	switch (soc15_asic_reset_method(adev)) {
608 	case AMD_RESET_METHOD_PCI:
609 		dev_info(adev->dev, "PCI reset\n");
610 		return amdgpu_device_pci_reset(adev);
611 	case AMD_RESET_METHOD_BACO:
612 		dev_info(adev->dev, "BACO reset\n");
613 		return soc15_asic_baco_reset(adev);
614 	case AMD_RESET_METHOD_MODE2:
615 		dev_info(adev->dev, "MODE2 reset\n");
616 		return amdgpu_dpm_mode2_reset(adev);
617 	default:
618 		dev_info(adev->dev, "MODE1 reset\n");
619 		return amdgpu_device_mode1_reset(adev);
620 	}
621 }
622 
623 static int soc15_supports_baco(struct amdgpu_device *adev)
624 {
625 	switch (amdgpu_ip_version(adev, MP1_HWIP, 0)) {
626 	case IP_VERSION(9, 0, 0):
627 	case IP_VERSION(11, 0, 2):
628 		if (adev->asic_type == CHIP_VEGA20) {
629 			if (adev->psp.sos.fw_version >= 0x80067)
630 				return amdgpu_dpm_is_baco_supported(adev);
631 			return 0;
632 		} else {
633 			return amdgpu_dpm_is_baco_supported(adev);
634 		}
635 		break;
636 	default:
637 		return 0;
638 	}
639 }
640 
641 /*static int soc15_set_uvd_clock(struct amdgpu_device *adev, u32 clock,
642 			u32 cntl_reg, u32 status_reg)
643 {
644 	return 0;
645 }*/
646 
647 static int soc15_set_uvd_clocks(struct amdgpu_device *adev, u32 vclk, u32 dclk)
648 {
649 	/*int r;
650 
651 	r = soc15_set_uvd_clock(adev, vclk, ixCG_VCLK_CNTL, ixCG_VCLK_STATUS);
652 	if (r)
653 		return r;
654 
655 	r = soc15_set_uvd_clock(adev, dclk, ixCG_DCLK_CNTL, ixCG_DCLK_STATUS);
656 	*/
657 	return 0;
658 }
659 
660 static int soc15_set_vce_clocks(struct amdgpu_device *adev, u32 evclk, u32 ecclk)
661 {
662 	/* todo */
663 
664 	return 0;
665 }
666 
667 static void soc15_program_aspm(struct amdgpu_device *adev)
668 {
669 	if (!amdgpu_device_should_use_aspm(adev))
670 		return;
671 
672 	if (adev->nbio.funcs->program_aspm)
673 		adev->nbio.funcs->program_aspm(adev);
674 }
675 
676 const struct amdgpu_ip_block_version vega10_common_ip_block =
677 {
678 	.type = AMD_IP_BLOCK_TYPE_COMMON,
679 	.major = 2,
680 	.minor = 0,
681 	.rev = 0,
682 	.funcs = &soc15_common_ip_funcs,
683 };
684 
685 static void soc15_reg_base_init(struct amdgpu_device *adev)
686 {
687 	/* Set IP register base before any HW register access */
688 	switch (adev->asic_type) {
689 	case CHIP_VEGA10:
690 	case CHIP_VEGA12:
691 	case CHIP_RAVEN:
692 	case CHIP_RENOIR:
693 		vega10_reg_base_init(adev);
694 		break;
695 	case CHIP_VEGA20:
696 		vega20_reg_base_init(adev);
697 		break;
698 	case CHIP_ARCTURUS:
699 		arct_reg_base_init(adev);
700 		break;
701 	case CHIP_ALDEBARAN:
702 		aldebaran_reg_base_init(adev);
703 		break;
704 	default:
705 		DRM_ERROR("Unsupported asic type: %d!\n", adev->asic_type);
706 		break;
707 	}
708 }
709 
710 void soc15_set_virt_ops(struct amdgpu_device *adev)
711 {
712 	adev->virt.ops = &xgpu_ai_virt_ops;
713 
714 	/* init soc15 reg base early enough so we can
715 	 * request request full access for sriov before
716 	 * set_ip_blocks. */
717 	soc15_reg_base_init(adev);
718 }
719 
720 static bool soc15_need_full_reset(struct amdgpu_device *adev)
721 {
722 	/* change this when we implement soft reset */
723 	return true;
724 }
725 
726 static void soc15_get_pcie_usage(struct amdgpu_device *adev, uint64_t *count0,
727 				 uint64_t *count1)
728 {
729 	uint32_t perfctr = 0;
730 	uint64_t cnt0_of, cnt1_of;
731 	int tmp;
732 
733 	/* This reports 0 on APUs, so return to avoid writing/reading registers
734 	 * that may or may not be different from their GPU counterparts
735 	 */
736 	if (adev->flags & AMD_IS_APU)
737 		return;
738 
739 	/* Set the 2 events that we wish to watch, defined above */
740 	/* Reg 40 is # received msgs */
741 	/* Reg 104 is # of posted requests sent */
742 	perfctr = REG_SET_FIELD(perfctr, PCIE_PERF_CNTL_TXCLK, EVENT0_SEL, 40);
743 	perfctr = REG_SET_FIELD(perfctr, PCIE_PERF_CNTL_TXCLK, EVENT1_SEL, 104);
744 
745 	/* Write to enable desired perf counters */
746 	WREG32_PCIE(smnPCIE_PERF_CNTL_TXCLK, perfctr);
747 	/* Zero out and enable the perf counters
748 	 * Write 0x5:
749 	 * Bit 0 = Start all counters(1)
750 	 * Bit 2 = Global counter reset enable(1)
751 	 */
752 	WREG32_PCIE(smnPCIE_PERF_COUNT_CNTL, 0x00000005);
753 
754 	msleep(1000);
755 
756 	/* Load the shadow and disable the perf counters
757 	 * Write 0x2:
758 	 * Bit 0 = Stop counters(0)
759 	 * Bit 1 = Load the shadow counters(1)
760 	 */
761 	WREG32_PCIE(smnPCIE_PERF_COUNT_CNTL, 0x00000002);
762 
763 	/* Read register values to get any >32bit overflow */
764 	tmp = RREG32_PCIE(smnPCIE_PERF_CNTL_TXCLK);
765 	cnt0_of = REG_GET_FIELD(tmp, PCIE_PERF_CNTL_TXCLK, COUNTER0_UPPER);
766 	cnt1_of = REG_GET_FIELD(tmp, PCIE_PERF_CNTL_TXCLK, COUNTER1_UPPER);
767 
768 	/* Get the values and add the overflow */
769 	*count0 = RREG32_PCIE(smnPCIE_PERF_COUNT0_TXCLK) | (cnt0_of << 32);
770 	*count1 = RREG32_PCIE(smnPCIE_PERF_COUNT1_TXCLK) | (cnt1_of << 32);
771 }
772 
773 static void vega20_get_pcie_usage(struct amdgpu_device *adev, uint64_t *count0,
774 				 uint64_t *count1)
775 {
776 	uint32_t perfctr = 0;
777 	uint64_t cnt0_of, cnt1_of;
778 	int tmp;
779 
780 	/* This reports 0 on APUs, so return to avoid writing/reading registers
781 	 * that may or may not be different from their GPU counterparts
782 	 */
783 	if (adev->flags & AMD_IS_APU)
784 		return;
785 
786 	/* Set the 2 events that we wish to watch, defined above */
787 	/* Reg 40 is # received msgs */
788 	/* Reg 108 is # of posted requests sent on VG20 */
789 	perfctr = REG_SET_FIELD(perfctr, PCIE_PERF_CNTL_TXCLK3,
790 				EVENT0_SEL, 40);
791 	perfctr = REG_SET_FIELD(perfctr, PCIE_PERF_CNTL_TXCLK3,
792 				EVENT1_SEL, 108);
793 
794 	/* Write to enable desired perf counters */
795 	WREG32_PCIE(smnPCIE_PERF_CNTL_TXCLK3, perfctr);
796 	/* Zero out and enable the perf counters
797 	 * Write 0x5:
798 	 * Bit 0 = Start all counters(1)
799 	 * Bit 2 = Global counter reset enable(1)
800 	 */
801 	WREG32_PCIE(smnPCIE_PERF_COUNT_CNTL, 0x00000005);
802 
803 	msleep(1000);
804 
805 	/* Load the shadow and disable the perf counters
806 	 * Write 0x2:
807 	 * Bit 0 = Stop counters(0)
808 	 * Bit 1 = Load the shadow counters(1)
809 	 */
810 	WREG32_PCIE(smnPCIE_PERF_COUNT_CNTL, 0x00000002);
811 
812 	/* Read register values to get any >32bit overflow */
813 	tmp = RREG32_PCIE(smnPCIE_PERF_CNTL_TXCLK3);
814 	cnt0_of = REG_GET_FIELD(tmp, PCIE_PERF_CNTL_TXCLK3, COUNTER0_UPPER);
815 	cnt1_of = REG_GET_FIELD(tmp, PCIE_PERF_CNTL_TXCLK3, COUNTER1_UPPER);
816 
817 	/* Get the values and add the overflow */
818 	*count0 = RREG32_PCIE(smnPCIE_PERF_COUNT0_TXCLK3) | (cnt0_of << 32);
819 	*count1 = RREG32_PCIE(smnPCIE_PERF_COUNT1_TXCLK3) | (cnt1_of << 32);
820 }
821 
822 static bool soc15_need_reset_on_init(struct amdgpu_device *adev)
823 {
824 	u32 sol_reg;
825 
826 	/* CP hangs in IGT reloading test on RN, reset to WA */
827 	if (adev->asic_type == CHIP_RENOIR)
828 		return true;
829 
830 	/* Just return false for soc15 GPUs.  Reset does not seem to
831 	 * be necessary.
832 	 */
833 	if (!amdgpu_passthrough(adev))
834 		return false;
835 
836 	if (adev->flags & AMD_IS_APU)
837 		return false;
838 
839 	/* Check sOS sign of life register to confirm sys driver and sOS
840 	 * are already been loaded.
841 	 */
842 	sol_reg = RREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_81);
843 	if (sol_reg)
844 		return true;
845 
846 	return false;
847 }
848 
849 static uint64_t soc15_get_pcie_replay_count(struct amdgpu_device *adev)
850 {
851 	uint64_t nak_r, nak_g;
852 
853 	/* Get the number of NAKs received and generated */
854 	nak_r = RREG32_PCIE(smnPCIE_RX_NUM_NAK);
855 	nak_g = RREG32_PCIE(smnPCIE_RX_NUM_NAK_GENERATED);
856 
857 	/* Add the total number of NAKs, i.e the number of replays */
858 	return (nak_r + nak_g);
859 }
860 
861 static void soc15_pre_asic_init(struct amdgpu_device *adev)
862 {
863 	gmc_v9_0_restore_registers(adev);
864 }
865 
866 static const struct amdgpu_asic_funcs soc15_asic_funcs =
867 {
868 	.read_disabled_bios = &soc15_read_disabled_bios,
869 	.read_bios_from_rom = &amdgpu_soc15_read_bios_from_rom,
870 	.read_register = &soc15_read_register,
871 	.reset = &soc15_asic_reset,
872 	.reset_method = &soc15_asic_reset_method,
873 	.get_xclk = &soc15_get_xclk,
874 	.set_uvd_clocks = &soc15_set_uvd_clocks,
875 	.set_vce_clocks = &soc15_set_vce_clocks,
876 	.get_config_memsize = &soc15_get_config_memsize,
877 	.need_full_reset = &soc15_need_full_reset,
878 	.init_doorbell_index = &vega10_doorbell_index_init,
879 	.get_pcie_usage = &soc15_get_pcie_usage,
880 	.need_reset_on_init = &soc15_need_reset_on_init,
881 	.get_pcie_replay_count = &soc15_get_pcie_replay_count,
882 	.supports_baco = &soc15_supports_baco,
883 	.pre_asic_init = &soc15_pre_asic_init,
884 	.query_video_codecs = &soc15_query_video_codecs,
885 };
886 
887 static const struct amdgpu_asic_funcs vega20_asic_funcs =
888 {
889 	.read_disabled_bios = &soc15_read_disabled_bios,
890 	.read_bios_from_rom = &amdgpu_soc15_read_bios_from_rom,
891 	.read_register = &soc15_read_register,
892 	.reset = &soc15_asic_reset,
893 	.reset_method = &soc15_asic_reset_method,
894 	.get_xclk = &soc15_get_xclk,
895 	.set_uvd_clocks = &soc15_set_uvd_clocks,
896 	.set_vce_clocks = &soc15_set_vce_clocks,
897 	.get_config_memsize = &soc15_get_config_memsize,
898 	.need_full_reset = &soc15_need_full_reset,
899 	.init_doorbell_index = &vega20_doorbell_index_init,
900 	.get_pcie_usage = &vega20_get_pcie_usage,
901 	.need_reset_on_init = &soc15_need_reset_on_init,
902 	.get_pcie_replay_count = &soc15_get_pcie_replay_count,
903 	.supports_baco = &soc15_supports_baco,
904 	.pre_asic_init = &soc15_pre_asic_init,
905 	.query_video_codecs = &soc15_query_video_codecs,
906 };
907 
908 static const struct amdgpu_asic_funcs aqua_vanjaram_asic_funcs =
909 {
910 	.read_disabled_bios = &soc15_read_disabled_bios,
911 	.read_bios_from_rom = &amdgpu_soc15_read_bios_from_rom,
912 	.read_register = &soc15_read_register,
913 	.reset = &soc15_asic_reset,
914 	.reset_method = &soc15_asic_reset_method,
915 	.get_xclk = &soc15_get_xclk,
916 	.set_uvd_clocks = &soc15_set_uvd_clocks,
917 	.set_vce_clocks = &soc15_set_vce_clocks,
918 	.get_config_memsize = &soc15_get_config_memsize,
919 	.need_full_reset = &soc15_need_full_reset,
920 	.init_doorbell_index = &aqua_vanjaram_doorbell_index_init,
921 	.need_reset_on_init = &soc15_need_reset_on_init,
922 	.get_pcie_replay_count = &amdgpu_nbio_get_pcie_replay_count,
923 	.supports_baco = &soc15_supports_baco,
924 	.pre_asic_init = &soc15_pre_asic_init,
925 	.query_video_codecs = &soc15_query_video_codecs,
926 	.encode_ext_smn_addressing = &aqua_vanjaram_encode_ext_smn_addressing,
927 	.get_reg_state = &aqua_vanjaram_get_reg_state,
928 };
929 
930 static int soc15_common_early_init(void *handle)
931 {
932 #define MMIO_REG_HOLE_OFFSET (0x80000 - PAGE_SIZE)
933 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
934 
935 	if (!amdgpu_sriov_vf(adev)) {
936 		adev->rmmio_remap.reg_offset = MMIO_REG_HOLE_OFFSET;
937 		adev->rmmio_remap.bus_addr = adev->rmmio_base + MMIO_REG_HOLE_OFFSET;
938 	}
939 	adev->smc_rreg = NULL;
940 	adev->smc_wreg = NULL;
941 	adev->pcie_rreg = &amdgpu_device_indirect_rreg;
942 	adev->pcie_wreg = &amdgpu_device_indirect_wreg;
943 	adev->pcie_rreg_ext = &amdgpu_device_indirect_rreg_ext;
944 	adev->pcie_wreg_ext = &amdgpu_device_indirect_wreg_ext;
945 	adev->pcie_rreg64 = &amdgpu_device_indirect_rreg64;
946 	adev->pcie_wreg64 = &amdgpu_device_indirect_wreg64;
947 	adev->pcie_rreg64_ext = &amdgpu_device_indirect_rreg64_ext;
948 	adev->pcie_wreg64_ext = &amdgpu_device_indirect_wreg64_ext;
949 	adev->uvd_ctx_rreg = &soc15_uvd_ctx_rreg;
950 	adev->uvd_ctx_wreg = &soc15_uvd_ctx_wreg;
951 	adev->didt_rreg = &soc15_didt_rreg;
952 	adev->didt_wreg = &soc15_didt_wreg;
953 	adev->gc_cac_rreg = &soc15_gc_cac_rreg;
954 	adev->gc_cac_wreg = &soc15_gc_cac_wreg;
955 	adev->se_cac_rreg = &soc15_se_cac_rreg;
956 	adev->se_cac_wreg = &soc15_se_cac_wreg;
957 
958 	adev->rev_id = amdgpu_device_get_rev_id(adev);
959 	adev->external_rev_id = 0xFF;
960 	/* TODO: split the GC and PG flags based on the relevant IP version for which
961 	 * they are relevant.
962 	 */
963 	switch (amdgpu_ip_version(adev, GC_HWIP, 0)) {
964 	case IP_VERSION(9, 0, 1):
965 		adev->asic_funcs = &soc15_asic_funcs;
966 		adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
967 			AMD_CG_SUPPORT_GFX_MGLS |
968 			AMD_CG_SUPPORT_GFX_RLC_LS |
969 			AMD_CG_SUPPORT_GFX_CP_LS |
970 			AMD_CG_SUPPORT_GFX_3D_CGCG |
971 			AMD_CG_SUPPORT_GFX_3D_CGLS |
972 			AMD_CG_SUPPORT_GFX_CGCG |
973 			AMD_CG_SUPPORT_GFX_CGLS |
974 			AMD_CG_SUPPORT_BIF_MGCG |
975 			AMD_CG_SUPPORT_BIF_LS |
976 			AMD_CG_SUPPORT_HDP_LS |
977 			AMD_CG_SUPPORT_DRM_MGCG |
978 			AMD_CG_SUPPORT_DRM_LS |
979 			AMD_CG_SUPPORT_ROM_MGCG |
980 			AMD_CG_SUPPORT_DF_MGCG |
981 			AMD_CG_SUPPORT_SDMA_MGCG |
982 			AMD_CG_SUPPORT_SDMA_LS |
983 			AMD_CG_SUPPORT_MC_MGCG |
984 			AMD_CG_SUPPORT_MC_LS;
985 		adev->pg_flags = 0;
986 		adev->external_rev_id = 0x1;
987 		break;
988 	case IP_VERSION(9, 2, 1):
989 		adev->asic_funcs = &soc15_asic_funcs;
990 		adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
991 			AMD_CG_SUPPORT_GFX_MGLS |
992 			AMD_CG_SUPPORT_GFX_CGCG |
993 			AMD_CG_SUPPORT_GFX_CGLS |
994 			AMD_CG_SUPPORT_GFX_3D_CGCG |
995 			AMD_CG_SUPPORT_GFX_3D_CGLS |
996 			AMD_CG_SUPPORT_GFX_CP_LS |
997 			AMD_CG_SUPPORT_MC_LS |
998 			AMD_CG_SUPPORT_MC_MGCG |
999 			AMD_CG_SUPPORT_SDMA_MGCG |
1000 			AMD_CG_SUPPORT_SDMA_LS |
1001 			AMD_CG_SUPPORT_BIF_MGCG |
1002 			AMD_CG_SUPPORT_BIF_LS |
1003 			AMD_CG_SUPPORT_HDP_MGCG |
1004 			AMD_CG_SUPPORT_HDP_LS |
1005 			AMD_CG_SUPPORT_ROM_MGCG |
1006 			AMD_CG_SUPPORT_VCE_MGCG |
1007 			AMD_CG_SUPPORT_UVD_MGCG;
1008 		adev->pg_flags = 0;
1009 		adev->external_rev_id = adev->rev_id + 0x14;
1010 		break;
1011 	case IP_VERSION(9, 4, 0):
1012 		adev->asic_funcs = &vega20_asic_funcs;
1013 		adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
1014 			AMD_CG_SUPPORT_GFX_MGLS |
1015 			AMD_CG_SUPPORT_GFX_CGCG |
1016 			AMD_CG_SUPPORT_GFX_CGLS |
1017 			AMD_CG_SUPPORT_GFX_3D_CGCG |
1018 			AMD_CG_SUPPORT_GFX_3D_CGLS |
1019 			AMD_CG_SUPPORT_GFX_CP_LS |
1020 			AMD_CG_SUPPORT_MC_LS |
1021 			AMD_CG_SUPPORT_MC_MGCG |
1022 			AMD_CG_SUPPORT_SDMA_MGCG |
1023 			AMD_CG_SUPPORT_SDMA_LS |
1024 			AMD_CG_SUPPORT_BIF_MGCG |
1025 			AMD_CG_SUPPORT_BIF_LS |
1026 			AMD_CG_SUPPORT_HDP_MGCG |
1027 			AMD_CG_SUPPORT_HDP_LS |
1028 			AMD_CG_SUPPORT_ROM_MGCG |
1029 			AMD_CG_SUPPORT_VCE_MGCG |
1030 			AMD_CG_SUPPORT_UVD_MGCG;
1031 		adev->pg_flags = 0;
1032 		adev->external_rev_id = adev->rev_id + 0x28;
1033 		break;
1034 	case IP_VERSION(9, 1, 0):
1035 	case IP_VERSION(9, 2, 2):
1036 		adev->asic_funcs = &soc15_asic_funcs;
1037 
1038 		if (adev->rev_id >= 0x8)
1039 			adev->apu_flags |= AMD_APU_IS_RAVEN2;
1040 
1041 		if (adev->apu_flags & AMD_APU_IS_RAVEN2)
1042 			adev->external_rev_id = adev->rev_id + 0x79;
1043 		else if (adev->apu_flags & AMD_APU_IS_PICASSO)
1044 			adev->external_rev_id = adev->rev_id + 0x41;
1045 		else if (adev->rev_id == 1)
1046 			adev->external_rev_id = adev->rev_id + 0x20;
1047 		else
1048 			adev->external_rev_id = adev->rev_id + 0x01;
1049 
1050 		if (adev->apu_flags & AMD_APU_IS_RAVEN2) {
1051 			adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
1052 				AMD_CG_SUPPORT_GFX_MGLS |
1053 				AMD_CG_SUPPORT_GFX_CP_LS |
1054 				AMD_CG_SUPPORT_GFX_3D_CGCG |
1055 				AMD_CG_SUPPORT_GFX_3D_CGLS |
1056 				AMD_CG_SUPPORT_GFX_CGCG |
1057 				AMD_CG_SUPPORT_GFX_CGLS |
1058 				AMD_CG_SUPPORT_BIF_LS |
1059 				AMD_CG_SUPPORT_HDP_LS |
1060 				AMD_CG_SUPPORT_MC_MGCG |
1061 				AMD_CG_SUPPORT_MC_LS |
1062 				AMD_CG_SUPPORT_SDMA_MGCG |
1063 				AMD_CG_SUPPORT_SDMA_LS |
1064 				AMD_CG_SUPPORT_VCN_MGCG;
1065 
1066 			adev->pg_flags = AMD_PG_SUPPORT_SDMA | AMD_PG_SUPPORT_VCN;
1067 		} else if (adev->apu_flags & AMD_APU_IS_PICASSO) {
1068 			adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
1069 				AMD_CG_SUPPORT_GFX_MGLS |
1070 				AMD_CG_SUPPORT_GFX_CP_LS |
1071 				AMD_CG_SUPPORT_GFX_3D_CGLS |
1072 				AMD_CG_SUPPORT_GFX_CGCG |
1073 				AMD_CG_SUPPORT_GFX_CGLS |
1074 				AMD_CG_SUPPORT_BIF_LS |
1075 				AMD_CG_SUPPORT_HDP_LS |
1076 				AMD_CG_SUPPORT_MC_MGCG |
1077 				AMD_CG_SUPPORT_MC_LS |
1078 				AMD_CG_SUPPORT_SDMA_MGCG |
1079 				AMD_CG_SUPPORT_SDMA_LS |
1080 				AMD_CG_SUPPORT_VCN_MGCG;
1081 
1082 			/*
1083 			 * MMHUB PG needs to be disabled for Picasso for
1084 			 * stability reasons.
1085 			 */
1086 			adev->pg_flags = AMD_PG_SUPPORT_SDMA |
1087 				AMD_PG_SUPPORT_VCN;
1088 		} else {
1089 			adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
1090 				AMD_CG_SUPPORT_GFX_MGLS |
1091 				AMD_CG_SUPPORT_GFX_RLC_LS |
1092 				AMD_CG_SUPPORT_GFX_CP_LS |
1093 				AMD_CG_SUPPORT_GFX_3D_CGLS |
1094 				AMD_CG_SUPPORT_GFX_CGCG |
1095 				AMD_CG_SUPPORT_GFX_CGLS |
1096 				AMD_CG_SUPPORT_BIF_MGCG |
1097 				AMD_CG_SUPPORT_BIF_LS |
1098 				AMD_CG_SUPPORT_HDP_MGCG |
1099 				AMD_CG_SUPPORT_HDP_LS |
1100 				AMD_CG_SUPPORT_DRM_MGCG |
1101 				AMD_CG_SUPPORT_DRM_LS |
1102 				AMD_CG_SUPPORT_MC_MGCG |
1103 				AMD_CG_SUPPORT_MC_LS |
1104 				AMD_CG_SUPPORT_SDMA_MGCG |
1105 				AMD_CG_SUPPORT_SDMA_LS |
1106 				AMD_CG_SUPPORT_VCN_MGCG;
1107 
1108 			adev->pg_flags = AMD_PG_SUPPORT_SDMA | AMD_PG_SUPPORT_VCN;
1109 		}
1110 		break;
1111 	case IP_VERSION(9, 4, 1):
1112 		adev->asic_funcs = &vega20_asic_funcs;
1113 		adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
1114 			AMD_CG_SUPPORT_GFX_MGLS |
1115 			AMD_CG_SUPPORT_GFX_CGCG |
1116 			AMD_CG_SUPPORT_GFX_CGLS |
1117 			AMD_CG_SUPPORT_GFX_CP_LS |
1118 			AMD_CG_SUPPORT_HDP_MGCG |
1119 			AMD_CG_SUPPORT_HDP_LS |
1120 			AMD_CG_SUPPORT_SDMA_MGCG |
1121 			AMD_CG_SUPPORT_SDMA_LS |
1122 			AMD_CG_SUPPORT_MC_MGCG |
1123 			AMD_CG_SUPPORT_MC_LS |
1124 			AMD_CG_SUPPORT_IH_CG |
1125 			AMD_CG_SUPPORT_VCN_MGCG |
1126 			AMD_CG_SUPPORT_JPEG_MGCG;
1127 		adev->pg_flags = AMD_PG_SUPPORT_VCN | AMD_PG_SUPPORT_VCN_DPG;
1128 		adev->external_rev_id = adev->rev_id + 0x32;
1129 		break;
1130 	case IP_VERSION(9, 3, 0):
1131 		adev->asic_funcs = &soc15_asic_funcs;
1132 
1133 		if (adev->apu_flags & AMD_APU_IS_RENOIR)
1134 			adev->external_rev_id = adev->rev_id + 0x91;
1135 		else
1136 			adev->external_rev_id = adev->rev_id + 0xa1;
1137 		adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
1138 				 AMD_CG_SUPPORT_GFX_MGLS |
1139 				 AMD_CG_SUPPORT_GFX_3D_CGCG |
1140 				 AMD_CG_SUPPORT_GFX_3D_CGLS |
1141 				 AMD_CG_SUPPORT_GFX_CGCG |
1142 				 AMD_CG_SUPPORT_GFX_CGLS |
1143 				 AMD_CG_SUPPORT_GFX_CP_LS |
1144 				 AMD_CG_SUPPORT_MC_MGCG |
1145 				 AMD_CG_SUPPORT_MC_LS |
1146 				 AMD_CG_SUPPORT_SDMA_MGCG |
1147 				 AMD_CG_SUPPORT_SDMA_LS |
1148 				 AMD_CG_SUPPORT_BIF_LS |
1149 				 AMD_CG_SUPPORT_HDP_LS |
1150 				 AMD_CG_SUPPORT_VCN_MGCG |
1151 				 AMD_CG_SUPPORT_JPEG_MGCG |
1152 				 AMD_CG_SUPPORT_IH_CG |
1153 				 AMD_CG_SUPPORT_ATHUB_LS |
1154 				 AMD_CG_SUPPORT_ATHUB_MGCG |
1155 				 AMD_CG_SUPPORT_DF_MGCG;
1156 		adev->pg_flags = AMD_PG_SUPPORT_SDMA |
1157 				 AMD_PG_SUPPORT_VCN |
1158 				 AMD_PG_SUPPORT_JPEG |
1159 				 AMD_PG_SUPPORT_VCN_DPG;
1160 		break;
1161 	case IP_VERSION(9, 4, 2):
1162 		adev->asic_funcs = &vega20_asic_funcs;
1163 		adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
1164 			AMD_CG_SUPPORT_GFX_MGLS |
1165 			AMD_CG_SUPPORT_GFX_CP_LS |
1166 			AMD_CG_SUPPORT_HDP_LS |
1167 			AMD_CG_SUPPORT_SDMA_MGCG |
1168 			AMD_CG_SUPPORT_SDMA_LS |
1169 			AMD_CG_SUPPORT_IH_CG |
1170 			AMD_CG_SUPPORT_VCN_MGCG | AMD_CG_SUPPORT_JPEG_MGCG;
1171 		adev->pg_flags = AMD_PG_SUPPORT_VCN_DPG;
1172 		adev->external_rev_id = adev->rev_id + 0x3c;
1173 		break;
1174 	case IP_VERSION(9, 4, 3):
1175 		adev->asic_funcs = &aqua_vanjaram_asic_funcs;
1176 		adev->cg_flags =
1177 			AMD_CG_SUPPORT_GFX_MGCG | AMD_CG_SUPPORT_GFX_CGCG |
1178 			AMD_CG_SUPPORT_GFX_CGLS | AMD_CG_SUPPORT_SDMA_MGCG |
1179 			AMD_CG_SUPPORT_GFX_FGCG | AMD_CG_SUPPORT_REPEATER_FGCG |
1180 			AMD_CG_SUPPORT_VCN_MGCG | AMD_CG_SUPPORT_JPEG_MGCG |
1181 			AMD_CG_SUPPORT_IH_CG;
1182 		adev->pg_flags =
1183 			AMD_PG_SUPPORT_VCN |
1184 			AMD_PG_SUPPORT_VCN_DPG |
1185 			AMD_PG_SUPPORT_JPEG;
1186 		adev->external_rev_id = adev->rev_id + 0x46;
1187 		/* GC 9.4.3 uses MMIO register region hole at a different offset */
1188 		if (!amdgpu_sriov_vf(adev)) {
1189 			adev->rmmio_remap.reg_offset = 0x1A000;
1190 			adev->rmmio_remap.bus_addr = adev->rmmio_base + 0x1A000;
1191 		}
1192 		break;
1193 	default:
1194 		/* FIXME: not supported yet */
1195 		return -EINVAL;
1196 	}
1197 
1198 	if (amdgpu_sriov_vf(adev)) {
1199 		amdgpu_virt_init_setting(adev);
1200 		xgpu_ai_mailbox_set_irq_funcs(adev);
1201 	}
1202 
1203 	return 0;
1204 }
1205 
1206 static int soc15_common_late_init(void *handle)
1207 {
1208 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1209 
1210 	if (amdgpu_sriov_vf(adev))
1211 		xgpu_ai_mailbox_get_irq(adev);
1212 
1213 	/* Enable selfring doorbell aperture late because doorbell BAR
1214 	 * aperture will change if resize BAR successfully in gmc sw_init.
1215 	 */
1216 	adev->nbio.funcs->enable_doorbell_selfring_aperture(adev, true);
1217 
1218 	return 0;
1219 }
1220 
1221 static int soc15_common_sw_init(void *handle)
1222 {
1223 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1224 
1225 	if (amdgpu_sriov_vf(adev))
1226 		xgpu_ai_mailbox_add_irq_id(adev);
1227 
1228 	if (adev->df.funcs &&
1229 	    adev->df.funcs->sw_init)
1230 		adev->df.funcs->sw_init(adev);
1231 
1232 	return 0;
1233 }
1234 
1235 static int soc15_common_sw_fini(void *handle)
1236 {
1237 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1238 
1239 	if (adev->df.funcs &&
1240 	    adev->df.funcs->sw_fini)
1241 		adev->df.funcs->sw_fini(adev);
1242 	return 0;
1243 }
1244 
1245 static void soc15_sdma_doorbell_range_init(struct amdgpu_device *adev)
1246 {
1247 	int i;
1248 
1249 	/* sdma doorbell range is programed by hypervisor */
1250 	if (!amdgpu_sriov_vf(adev)) {
1251 		for (i = 0; i < adev->sdma.num_instances; i++) {
1252 			adev->nbio.funcs->sdma_doorbell_range(adev, i,
1253 				true, adev->doorbell_index.sdma_engine[i] << 1,
1254 				adev->doorbell_index.sdma_doorbell_range);
1255 		}
1256 	}
1257 }
1258 
1259 static int soc15_common_hw_init(void *handle)
1260 {
1261 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1262 
1263 	/* enable aspm */
1264 	soc15_program_aspm(adev);
1265 	/* setup nbio registers */
1266 	adev->nbio.funcs->init_registers(adev);
1267 	/* remap HDP registers to a hole in mmio space,
1268 	 * for the purpose of expose those registers
1269 	 * to process space
1270 	 */
1271 	if (adev->nbio.funcs->remap_hdp_registers && !amdgpu_sriov_vf(adev))
1272 		adev->nbio.funcs->remap_hdp_registers(adev);
1273 
1274 	/* enable the doorbell aperture */
1275 	adev->nbio.funcs->enable_doorbell_aperture(adev, true);
1276 
1277 	/* HW doorbell routing policy: doorbell writing not
1278 	 * in SDMA/IH/MM/ACV range will be routed to CP. So
1279 	 * we need to init SDMA doorbell range prior
1280 	 * to CP ip block init and ring test.  IH already
1281 	 * happens before CP.
1282 	 */
1283 	soc15_sdma_doorbell_range_init(adev);
1284 
1285 	return 0;
1286 }
1287 
1288 static int soc15_common_hw_fini(void *handle)
1289 {
1290 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1291 
1292 	/* Disable the doorbell aperture and selfring doorbell aperture
1293 	 * separately in hw_fini because soc15_enable_doorbell_aperture
1294 	 * has been removed and there is no need to delay disabling
1295 	 * selfring doorbell.
1296 	 */
1297 	adev->nbio.funcs->enable_doorbell_aperture(adev, false);
1298 	adev->nbio.funcs->enable_doorbell_selfring_aperture(adev, false);
1299 
1300 	if (amdgpu_sriov_vf(adev))
1301 		xgpu_ai_mailbox_put_irq(adev);
1302 
1303 	if ((!amdgpu_sriov_vf(adev)) &&
1304 	    adev->nbio.ras_if &&
1305 	    amdgpu_ras_is_supported(adev, adev->nbio.ras_if->block)) {
1306 		if (adev->nbio.ras &&
1307 		    adev->nbio.ras->init_ras_controller_interrupt)
1308 			amdgpu_irq_put(adev, &adev->nbio.ras_controller_irq, 0);
1309 		if (adev->nbio.ras &&
1310 		    adev->nbio.ras->init_ras_err_event_athub_interrupt)
1311 			amdgpu_irq_put(adev, &adev->nbio.ras_err_event_athub_irq, 0);
1312 	}
1313 
1314 	return 0;
1315 }
1316 
1317 static int soc15_common_suspend(void *handle)
1318 {
1319 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1320 
1321 	return soc15_common_hw_fini(adev);
1322 }
1323 
1324 static int soc15_common_resume(void *handle)
1325 {
1326 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1327 
1328 	if (soc15_need_reset_on_resume(adev)) {
1329 		dev_info(adev->dev, "S3 suspend abort case, let's reset ASIC.\n");
1330 		soc15_asic_reset(adev);
1331 	}
1332 	return soc15_common_hw_init(adev);
1333 }
1334 
1335 static bool soc15_common_is_idle(void *handle)
1336 {
1337 	return true;
1338 }
1339 
1340 static int soc15_common_wait_for_idle(void *handle)
1341 {
1342 	return 0;
1343 }
1344 
1345 static int soc15_common_soft_reset(void *handle)
1346 {
1347 	return 0;
1348 }
1349 
1350 static void soc15_update_drm_clock_gating(struct amdgpu_device *adev, bool enable)
1351 {
1352 	uint32_t def, data;
1353 
1354 	def = data = RREG32(SOC15_REG_OFFSET(MP0, 0, mmMP0_MISC_CGTT_CTRL0));
1355 
1356 	if (enable && (adev->cg_flags & AMD_CG_SUPPORT_DRM_MGCG))
1357 		data &= ~(0x01000000 |
1358 			  0x02000000 |
1359 			  0x04000000 |
1360 			  0x08000000 |
1361 			  0x10000000 |
1362 			  0x20000000 |
1363 			  0x40000000 |
1364 			  0x80000000);
1365 	else
1366 		data |= (0x01000000 |
1367 			 0x02000000 |
1368 			 0x04000000 |
1369 			 0x08000000 |
1370 			 0x10000000 |
1371 			 0x20000000 |
1372 			 0x40000000 |
1373 			 0x80000000);
1374 
1375 	if (def != data)
1376 		WREG32(SOC15_REG_OFFSET(MP0, 0, mmMP0_MISC_CGTT_CTRL0), data);
1377 }
1378 
1379 static void soc15_update_drm_light_sleep(struct amdgpu_device *adev, bool enable)
1380 {
1381 	uint32_t def, data;
1382 
1383 	def = data = RREG32(SOC15_REG_OFFSET(MP0, 0, mmMP0_MISC_LIGHT_SLEEP_CTRL));
1384 
1385 	if (enable && (adev->cg_flags & AMD_CG_SUPPORT_DRM_LS))
1386 		data |= 1;
1387 	else
1388 		data &= ~1;
1389 
1390 	if (def != data)
1391 		WREG32(SOC15_REG_OFFSET(MP0, 0, mmMP0_MISC_LIGHT_SLEEP_CTRL), data);
1392 }
1393 
1394 static int soc15_common_set_clockgating_state(void *handle,
1395 					    enum amd_clockgating_state state)
1396 {
1397 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1398 
1399 	if (amdgpu_sriov_vf(adev))
1400 		return 0;
1401 
1402 	switch (amdgpu_ip_version(adev, NBIO_HWIP, 0)) {
1403 	case IP_VERSION(6, 1, 0):
1404 	case IP_VERSION(6, 2, 0):
1405 	case IP_VERSION(7, 4, 0):
1406 		adev->nbio.funcs->update_medium_grain_clock_gating(adev,
1407 				state == AMD_CG_STATE_GATE);
1408 		adev->nbio.funcs->update_medium_grain_light_sleep(adev,
1409 				state == AMD_CG_STATE_GATE);
1410 		adev->hdp.funcs->update_clock_gating(adev,
1411 				state == AMD_CG_STATE_GATE);
1412 		soc15_update_drm_clock_gating(adev,
1413 				state == AMD_CG_STATE_GATE);
1414 		soc15_update_drm_light_sleep(adev,
1415 				state == AMD_CG_STATE_GATE);
1416 		adev->smuio.funcs->update_rom_clock_gating(adev,
1417 				state == AMD_CG_STATE_GATE);
1418 		adev->df.funcs->update_medium_grain_clock_gating(adev,
1419 				state == AMD_CG_STATE_GATE);
1420 		break;
1421 	case IP_VERSION(7, 0, 0):
1422 	case IP_VERSION(7, 0, 1):
1423 	case IP_VERSION(2, 5, 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 		break;
1435 	case IP_VERSION(7, 4, 1):
1436 	case IP_VERSION(7, 4, 4):
1437 		adev->hdp.funcs->update_clock_gating(adev,
1438 				state == AMD_CG_STATE_GATE);
1439 		break;
1440 	default:
1441 		break;
1442 	}
1443 	return 0;
1444 }
1445 
1446 static void soc15_common_get_clockgating_state(void *handle, u64 *flags)
1447 {
1448 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1449 	int data;
1450 
1451 	if (amdgpu_sriov_vf(adev))
1452 		*flags = 0;
1453 
1454 	if (adev->nbio.funcs && adev->nbio.funcs->get_clockgating_state)
1455 		adev->nbio.funcs->get_clockgating_state(adev, flags);
1456 
1457 	if (adev->hdp.funcs && adev->hdp.funcs->get_clock_gating_state)
1458 		adev->hdp.funcs->get_clock_gating_state(adev, flags);
1459 
1460 	if ((amdgpu_ip_version(adev, MP0_HWIP, 0) != IP_VERSION(13, 0, 2)) &&
1461 	    (amdgpu_ip_version(adev, MP0_HWIP, 0) != IP_VERSION(13, 0, 6))) {
1462 		/* AMD_CG_SUPPORT_DRM_MGCG */
1463 		data = RREG32(SOC15_REG_OFFSET(MP0, 0, mmMP0_MISC_CGTT_CTRL0));
1464 		if (!(data & 0x01000000))
1465 			*flags |= AMD_CG_SUPPORT_DRM_MGCG;
1466 
1467 		/* AMD_CG_SUPPORT_DRM_LS */
1468 		data = RREG32(SOC15_REG_OFFSET(MP0, 0, mmMP0_MISC_LIGHT_SLEEP_CTRL));
1469 		if (data & 0x1)
1470 			*flags |= AMD_CG_SUPPORT_DRM_LS;
1471 	}
1472 
1473 	/* AMD_CG_SUPPORT_ROM_MGCG */
1474 	if (adev->smuio.funcs && adev->smuio.funcs->get_clock_gating_state)
1475 		adev->smuio.funcs->get_clock_gating_state(adev, flags);
1476 
1477 	if (adev->df.funcs && adev->df.funcs->get_clockgating_state)
1478 		adev->df.funcs->get_clockgating_state(adev, flags);
1479 }
1480 
1481 static int soc15_common_set_powergating_state(void *handle,
1482 					    enum amd_powergating_state state)
1483 {
1484 	/* todo */
1485 	return 0;
1486 }
1487 
1488 static const struct amd_ip_funcs soc15_common_ip_funcs = {
1489 	.name = "soc15_common",
1490 	.early_init = soc15_common_early_init,
1491 	.late_init = soc15_common_late_init,
1492 	.sw_init = soc15_common_sw_init,
1493 	.sw_fini = soc15_common_sw_fini,
1494 	.hw_init = soc15_common_hw_init,
1495 	.hw_fini = soc15_common_hw_fini,
1496 	.suspend = soc15_common_suspend,
1497 	.resume = soc15_common_resume,
1498 	.is_idle = soc15_common_is_idle,
1499 	.wait_for_idle = soc15_common_wait_for_idle,
1500 	.soft_reset = soc15_common_soft_reset,
1501 	.set_clockgating_state = soc15_common_set_clockgating_state,
1502 	.set_powergating_state = soc15_common_set_powergating_state,
1503 	.get_clockgating_state= soc15_common_get_clockgating_state,
1504 	.dump_ip_state = NULL,
1505 	.print_ip_state = NULL,
1506 };
1507