xref: /openbsd-src/sys/dev/pci/drm/amd/amdgpu/nv.c (revision 25c4e8bd056e974b28f4a0ffd39d76c190a56013)
1 /*
2  * Copyright 2019 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 "gc/gc_10_1_0_offset.h"
41 #include "gc/gc_10_1_0_sh_mask.h"
42 #include "mp/mp_11_0_offset.h"
43 
44 #include "soc15.h"
45 #include "soc15_common.h"
46 #include "gmc_v10_0.h"
47 #include "gfxhub_v2_0.h"
48 #include "mmhub_v2_0.h"
49 #include "nbio_v2_3.h"
50 #include "nbio_v7_2.h"
51 #include "hdp_v5_0.h"
52 #include "nv.h"
53 #include "navi10_ih.h"
54 #include "gfx_v10_0.h"
55 #include "sdma_v5_0.h"
56 #include "sdma_v5_2.h"
57 #include "vcn_v2_0.h"
58 #include "jpeg_v2_0.h"
59 #include "vcn_v3_0.h"
60 #include "jpeg_v3_0.h"
61 #include "amdgpu_vkms.h"
62 #include "mes_v10_1.h"
63 #include "mxgpu_nv.h"
64 #include "smuio_v11_0.h"
65 #include "smuio_v11_0_6.h"
66 
67 static const struct amd_ip_funcs nv_common_ip_funcs;
68 
69 /* Navi */
70 static const struct amdgpu_video_codec_info nv_video_codecs_encode_array[] =
71 {
72 	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_MPEG4_AVC, 4096, 2304, 0)},
73 	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_HEVC, 4096, 2304, 0)},
74 };
75 
76 static const struct amdgpu_video_codecs nv_video_codecs_encode =
77 {
78 	.codec_count = ARRAY_SIZE(nv_video_codecs_encode_array),
79 	.codec_array = nv_video_codecs_encode_array,
80 };
81 
82 /* Navi1x */
83 static const struct amdgpu_video_codec_info nv_video_codecs_decode_array[] =
84 {
85 	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_MPEG2, 4096, 4906, 3)},
86 	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_MPEG4, 4096, 4906, 5)},
87 	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_MPEG4_AVC, 4096, 4906, 52)},
88 	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_VC1, 4096, 4906, 4)},
89 	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_HEVC, 8192, 4352, 186)},
90 	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_JPEG, 4096, 4096, 0)},
91 	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_VP9, 8192, 4352, 0)},
92 };
93 
94 static const struct amdgpu_video_codecs nv_video_codecs_decode =
95 {
96 	.codec_count = ARRAY_SIZE(nv_video_codecs_decode_array),
97 	.codec_array = nv_video_codecs_decode_array,
98 };
99 
100 /* Sienna Cichlid */
101 static const struct amdgpu_video_codec_info sc_video_codecs_decode_array[] =
102 {
103 	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_MPEG2, 4096, 4906, 3)},
104 	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_MPEG4, 4096, 4906, 5)},
105 	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_MPEG4_AVC, 4096, 4906, 52)},
106 	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_VC1, 4096, 4906, 4)},
107 	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_HEVC, 8192, 4352, 186)},
108 	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_JPEG, 4096, 4096, 0)},
109 	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_VP9, 8192, 4352, 0)},
110 	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_AV1, 8192, 4352, 0)},
111 };
112 
113 static const struct amdgpu_video_codecs sc_video_codecs_decode =
114 {
115 	.codec_count = ARRAY_SIZE(sc_video_codecs_decode_array),
116 	.codec_array = sc_video_codecs_decode_array,
117 };
118 
119 /* SRIOV Sienna Cichlid, not const since data is controlled by host */
120 static struct amdgpu_video_codec_info sriov_sc_video_codecs_encode_array[] =
121 {
122 	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_MPEG4_AVC, 4096, 2304, 0)},
123 	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_HEVC, 4096, 2304, 0)},
124 };
125 
126 static struct amdgpu_video_codec_info sriov_sc_video_codecs_decode_array[] =
127 {
128 	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_MPEG2, 4096, 4906, 3)},
129 	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_MPEG4, 4096, 4906, 5)},
130 	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_MPEG4_AVC, 4096, 4906, 52)},
131 	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_VC1, 4096, 4906, 4)},
132 	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_HEVC, 8192, 4352, 186)},
133 	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_JPEG, 4096, 4096, 0)},
134 	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_VP9, 8192, 4352, 0)},
135 	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_AV1, 8192, 4352, 0)},
136 };
137 
138 static struct amdgpu_video_codecs sriov_sc_video_codecs_encode =
139 {
140 	.codec_count = ARRAY_SIZE(sriov_sc_video_codecs_encode_array),
141 	.codec_array = sriov_sc_video_codecs_encode_array,
142 };
143 
144 static struct amdgpu_video_codecs sriov_sc_video_codecs_decode =
145 {
146 	.codec_count = ARRAY_SIZE(sriov_sc_video_codecs_decode_array),
147 	.codec_array = sriov_sc_video_codecs_decode_array,
148 };
149 
150 /* Beige Goby*/
151 static const struct amdgpu_video_codec_info bg_video_codecs_decode_array[] = {
152 	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_MPEG4_AVC, 4096, 4906, 52)},
153 	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_HEVC, 8192, 4352, 186)},
154 	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_VP9, 8192, 4352, 0)},
155 };
156 
157 static const struct amdgpu_video_codecs bg_video_codecs_decode = {
158 	.codec_count = ARRAY_SIZE(bg_video_codecs_decode_array),
159 	.codec_array = bg_video_codecs_decode_array,
160 };
161 
162 static const struct amdgpu_video_codecs bg_video_codecs_encode = {
163 	.codec_count = 0,
164 	.codec_array = NULL,
165 };
166 
167 /* Yellow Carp*/
168 static const struct amdgpu_video_codec_info yc_video_codecs_decode_array[] = {
169 	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_MPEG4_AVC, 4096, 4906, 52)},
170 	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_HEVC, 8192, 4352, 186)},
171 	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_VP9, 8192, 4352, 0)},
172 	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_JPEG, 4096, 4096, 0)},
173 	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_AV1, 8192, 4352, 0)},
174 };
175 
176 static const struct amdgpu_video_codecs yc_video_codecs_decode = {
177 	.codec_count = ARRAY_SIZE(yc_video_codecs_decode_array),
178 	.codec_array = yc_video_codecs_decode_array,
179 };
180 
181 static int nv_query_video_codecs(struct amdgpu_device *adev, bool encode,
182 				 const struct amdgpu_video_codecs **codecs)
183 {
184 	switch (adev->asic_type) {
185 	case CHIP_SIENNA_CICHLID:
186 		if (amdgpu_sriov_vf(adev)) {
187 			if (encode)
188 				*codecs = &sriov_sc_video_codecs_encode;
189 			else
190 				*codecs = &sriov_sc_video_codecs_decode;
191 		} else {
192 			if (encode)
193 				*codecs = &nv_video_codecs_encode;
194 			else
195 				*codecs = &sc_video_codecs_decode;
196 		}
197 		return 0;
198 	case CHIP_NAVY_FLOUNDER:
199 	case CHIP_DIMGREY_CAVEFISH:
200 	case CHIP_VANGOGH:
201 		if (encode)
202 			*codecs = &nv_video_codecs_encode;
203 		else
204 			*codecs = &sc_video_codecs_decode;
205 		return 0;
206 	case CHIP_YELLOW_CARP:
207 		if (encode)
208 			*codecs = &nv_video_codecs_encode;
209 		else
210 			*codecs = &yc_video_codecs_decode;
211 		return 0;
212 	case CHIP_BEIGE_GOBY:
213 		if (encode)
214 			*codecs = &bg_video_codecs_encode;
215 		else
216 			*codecs = &bg_video_codecs_decode;
217 		return 0;
218 	case CHIP_NAVI10:
219 	case CHIP_NAVI14:
220 	case CHIP_NAVI12:
221 		if (encode)
222 			*codecs = &nv_video_codecs_encode;
223 		else
224 			*codecs = &nv_video_codecs_decode;
225 		return 0;
226 	default:
227 		return -EINVAL;
228 	}
229 }
230 
231 /*
232  * Indirect registers accessor
233  */
234 static u32 nv_pcie_rreg(struct amdgpu_device *adev, u32 reg)
235 {
236 	unsigned long address, data;
237 	address = adev->nbio.funcs->get_pcie_index_offset(adev);
238 	data = adev->nbio.funcs->get_pcie_data_offset(adev);
239 
240 	return amdgpu_device_indirect_rreg(adev, address, data, reg);
241 }
242 
243 static void nv_pcie_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
244 {
245 	unsigned long address, data;
246 
247 	address = adev->nbio.funcs->get_pcie_index_offset(adev);
248 	data = adev->nbio.funcs->get_pcie_data_offset(adev);
249 
250 	amdgpu_device_indirect_wreg(adev, address, data, reg, v);
251 }
252 
253 static u64 nv_pcie_rreg64(struct amdgpu_device *adev, u32 reg)
254 {
255 	unsigned long address, data;
256 	address = adev->nbio.funcs->get_pcie_index_offset(adev);
257 	data = adev->nbio.funcs->get_pcie_data_offset(adev);
258 
259 	return amdgpu_device_indirect_rreg64(adev, address, data, reg);
260 }
261 
262 static u32 nv_pcie_port_rreg(struct amdgpu_device *adev, u32 reg)
263 {
264 	unsigned long flags, address, data;
265 	u32 r;
266 	address = adev->nbio.funcs->get_pcie_port_index_offset(adev);
267 	data = adev->nbio.funcs->get_pcie_port_data_offset(adev);
268 
269 	spin_lock_irqsave(&adev->pcie_idx_lock, flags);
270 	WREG32(address, reg * 4);
271 	(void)RREG32(address);
272 	r = RREG32(data);
273 	spin_unlock_irqrestore(&adev->pcie_idx_lock, flags);
274 	return r;
275 }
276 
277 static void nv_pcie_wreg64(struct amdgpu_device *adev, u32 reg, u64 v)
278 {
279 	unsigned long address, data;
280 
281 	address = adev->nbio.funcs->get_pcie_index_offset(adev);
282 	data = adev->nbio.funcs->get_pcie_data_offset(adev);
283 
284 	amdgpu_device_indirect_wreg64(adev, address, data, reg, v);
285 }
286 
287 static void nv_pcie_port_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
288 {
289 	unsigned long flags, address, data;
290 
291 	address = adev->nbio.funcs->get_pcie_port_index_offset(adev);
292 	data = adev->nbio.funcs->get_pcie_port_data_offset(adev);
293 
294 	spin_lock_irqsave(&adev->pcie_idx_lock, flags);
295 	WREG32(address, reg * 4);
296 	(void)RREG32(address);
297 	WREG32(data, v);
298 	(void)RREG32(data);
299 	spin_unlock_irqrestore(&adev->pcie_idx_lock, flags);
300 }
301 
302 static u32 nv_didt_rreg(struct amdgpu_device *adev, u32 reg)
303 {
304 	unsigned long flags, address, data;
305 	u32 r;
306 
307 	address = SOC15_REG_OFFSET(GC, 0, mmDIDT_IND_INDEX);
308 	data = SOC15_REG_OFFSET(GC, 0, mmDIDT_IND_DATA);
309 
310 	spin_lock_irqsave(&adev->didt_idx_lock, flags);
311 	WREG32(address, (reg));
312 	r = RREG32(data);
313 	spin_unlock_irqrestore(&adev->didt_idx_lock, flags);
314 	return r;
315 }
316 
317 static void nv_didt_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
318 {
319 	unsigned long flags, address, data;
320 
321 	address = SOC15_REG_OFFSET(GC, 0, mmDIDT_IND_INDEX);
322 	data = SOC15_REG_OFFSET(GC, 0, mmDIDT_IND_DATA);
323 
324 	spin_lock_irqsave(&adev->didt_idx_lock, flags);
325 	WREG32(address, (reg));
326 	WREG32(data, (v));
327 	spin_unlock_irqrestore(&adev->didt_idx_lock, flags);
328 }
329 
330 static u32 nv_get_config_memsize(struct amdgpu_device *adev)
331 {
332 	return adev->nbio.funcs->get_memsize(adev);
333 }
334 
335 static u32 nv_get_xclk(struct amdgpu_device *adev)
336 {
337 	return adev->clock.spll.reference_freq;
338 }
339 
340 
341 void nv_grbm_select(struct amdgpu_device *adev,
342 		     u32 me, u32 pipe, u32 queue, u32 vmid)
343 {
344 	u32 grbm_gfx_cntl = 0;
345 	grbm_gfx_cntl = REG_SET_FIELD(grbm_gfx_cntl, GRBM_GFX_CNTL, PIPEID, pipe);
346 	grbm_gfx_cntl = REG_SET_FIELD(grbm_gfx_cntl, GRBM_GFX_CNTL, MEID, me);
347 	grbm_gfx_cntl = REG_SET_FIELD(grbm_gfx_cntl, GRBM_GFX_CNTL, VMID, vmid);
348 	grbm_gfx_cntl = REG_SET_FIELD(grbm_gfx_cntl, GRBM_GFX_CNTL, QUEUEID, queue);
349 
350 	WREG32_SOC15(GC, 0, mmGRBM_GFX_CNTL, grbm_gfx_cntl);
351 }
352 
353 static void nv_vga_set_state(struct amdgpu_device *adev, bool state)
354 {
355 	/* todo */
356 }
357 
358 static bool nv_read_disabled_bios(struct amdgpu_device *adev)
359 {
360 	/* todo */
361 	return false;
362 }
363 
364 static bool nv_read_bios_from_rom(struct amdgpu_device *adev,
365 				  u8 *bios, u32 length_bytes)
366 {
367 	u32 *dw_ptr;
368 	u32 i, length_dw;
369 	u32 rom_index_offset, rom_data_offset;
370 
371 	if (bios == NULL)
372 		return false;
373 	if (length_bytes == 0)
374 		return false;
375 	/* APU vbios image is part of sbios image */
376 	if (adev->flags & AMD_IS_APU)
377 		return false;
378 
379 	dw_ptr = (u32 *)bios;
380 	length_dw = roundup2(length_bytes, 4) / 4;
381 
382 	rom_index_offset =
383 		adev->smuio.funcs->get_rom_index_offset(adev);
384 	rom_data_offset =
385 		adev->smuio.funcs->get_rom_data_offset(adev);
386 
387 	/* set rom index to 0 */
388 	WREG32(rom_index_offset, 0);
389 	/* read out the rom data */
390 	for (i = 0; i < length_dw; i++)
391 		dw_ptr[i] = RREG32(rom_data_offset);
392 
393 	return true;
394 }
395 
396 static struct soc15_allowed_register_entry nv_allowed_read_registers[] = {
397 	{ SOC15_REG_ENTRY(GC, 0, mmGRBM_STATUS)},
398 	{ SOC15_REG_ENTRY(GC, 0, mmGRBM_STATUS2)},
399 	{ SOC15_REG_ENTRY(GC, 0, mmGRBM_STATUS_SE0)},
400 	{ SOC15_REG_ENTRY(GC, 0, mmGRBM_STATUS_SE1)},
401 	{ SOC15_REG_ENTRY(GC, 0, mmGRBM_STATUS_SE2)},
402 	{ SOC15_REG_ENTRY(GC, 0, mmGRBM_STATUS_SE3)},
403 	{ SOC15_REG_ENTRY(SDMA0, 0, mmSDMA0_STATUS_REG)},
404 	{ SOC15_REG_ENTRY(SDMA1, 0, mmSDMA1_STATUS_REG)},
405 	{ SOC15_REG_ENTRY(GC, 0, mmCP_STAT)},
406 	{ SOC15_REG_ENTRY(GC, 0, mmCP_STALLED_STAT1)},
407 	{ SOC15_REG_ENTRY(GC, 0, mmCP_STALLED_STAT2)},
408 	{ SOC15_REG_ENTRY(GC, 0, mmCP_STALLED_STAT3)},
409 	{ SOC15_REG_ENTRY(GC, 0, mmCP_CPF_BUSY_STAT)},
410 	{ SOC15_REG_ENTRY(GC, 0, mmCP_CPF_STALLED_STAT1)},
411 	{ SOC15_REG_ENTRY(GC, 0, mmCP_CPF_STATUS)},
412 	{ SOC15_REG_ENTRY(GC, 0, mmCP_CPC_BUSY_STAT)},
413 	{ SOC15_REG_ENTRY(GC, 0, mmCP_CPC_STALLED_STAT1)},
414 	{ SOC15_REG_ENTRY(GC, 0, mmCP_CPC_STATUS)},
415 	{ SOC15_REG_ENTRY(GC, 0, mmGB_ADDR_CONFIG)},
416 };
417 
418 static uint32_t nv_read_indexed_register(struct amdgpu_device *adev, u32 se_num,
419 					 u32 sh_num, u32 reg_offset)
420 {
421 	uint32_t val;
422 
423 	mutex_lock(&adev->grbm_idx_mutex);
424 	if (se_num != 0xffffffff || sh_num != 0xffffffff)
425 		amdgpu_gfx_select_se_sh(adev, se_num, sh_num, 0xffffffff);
426 
427 	val = RREG32(reg_offset);
428 
429 	if (se_num != 0xffffffff || sh_num != 0xffffffff)
430 		amdgpu_gfx_select_se_sh(adev, 0xffffffff, 0xffffffff, 0xffffffff);
431 	mutex_unlock(&adev->grbm_idx_mutex);
432 	return val;
433 }
434 
435 static uint32_t nv_get_register_value(struct amdgpu_device *adev,
436 				      bool indexed, u32 se_num,
437 				      u32 sh_num, u32 reg_offset)
438 {
439 	if (indexed) {
440 		return nv_read_indexed_register(adev, se_num, sh_num, reg_offset);
441 	} else {
442 		if (reg_offset == SOC15_REG_OFFSET(GC, 0, mmGB_ADDR_CONFIG))
443 			return adev->gfx.config.gb_addr_config;
444 		return RREG32(reg_offset);
445 	}
446 }
447 
448 static int nv_read_register(struct amdgpu_device *adev, u32 se_num,
449 			    u32 sh_num, u32 reg_offset, u32 *value)
450 {
451 	uint32_t i;
452 	struct soc15_allowed_register_entry  *en;
453 
454 	*value = 0;
455 	for (i = 0; i < ARRAY_SIZE(nv_allowed_read_registers); i++) {
456 		en = &nv_allowed_read_registers[i];
457 		if ((i == 7 && (adev->sdma.num_instances == 1)) || /* some asics don't have SDMA1 */
458 		    reg_offset !=
459 		    (adev->reg_offset[en->hwip][en->inst][en->seg] + en->reg_offset))
460 			continue;
461 
462 		*value = nv_get_register_value(adev,
463 					       nv_allowed_read_registers[i].grbm_indexed,
464 					       se_num, sh_num, reg_offset);
465 		return 0;
466 	}
467 	return -EINVAL;
468 }
469 
470 static int nv_asic_mode2_reset(struct amdgpu_device *adev)
471 {
472 	u32 i;
473 	int ret = 0;
474 
475 	amdgpu_atombios_scratch_regs_engine_hung(adev, true);
476 
477 	/* disable BM */
478 	pci_clear_master(adev->pdev);
479 
480 	amdgpu_device_cache_pci_state(adev->pdev);
481 
482 	ret = amdgpu_dpm_mode2_reset(adev);
483 	if (ret)
484 		dev_err(adev->dev, "GPU mode2 reset failed\n");
485 
486 	amdgpu_device_load_pci_state(adev->pdev);
487 
488 	/* wait for asic to come out of reset */
489 	for (i = 0; i < adev->usec_timeout; i++) {
490 		u32 memsize = adev->nbio.funcs->get_memsize(adev);
491 
492 		if (memsize != 0xffffffff)
493 			break;
494 		udelay(1);
495 	}
496 
497 	amdgpu_atombios_scratch_regs_engine_hung(adev, false);
498 
499 	return ret;
500 }
501 
502 static enum amd_reset_method
503 nv_asic_reset_method(struct amdgpu_device *adev)
504 {
505 	if (amdgpu_reset_method == AMD_RESET_METHOD_MODE1 ||
506 	    amdgpu_reset_method == AMD_RESET_METHOD_MODE2 ||
507 	    amdgpu_reset_method == AMD_RESET_METHOD_BACO ||
508 	    amdgpu_reset_method == AMD_RESET_METHOD_PCI)
509 		return amdgpu_reset_method;
510 
511 	if (amdgpu_reset_method != -1)
512 		dev_warn(adev->dev, "Specified reset method:%d isn't supported, using AUTO instead.\n",
513 				  amdgpu_reset_method);
514 
515 	switch (adev->asic_type) {
516 	case CHIP_VANGOGH:
517 	case CHIP_YELLOW_CARP:
518 		return AMD_RESET_METHOD_MODE2;
519 	case CHIP_SIENNA_CICHLID:
520 	case CHIP_NAVY_FLOUNDER:
521 	case CHIP_DIMGREY_CAVEFISH:
522 	case CHIP_BEIGE_GOBY:
523 		return AMD_RESET_METHOD_MODE1;
524 	default:
525 		if (amdgpu_dpm_is_baco_supported(adev))
526 			return AMD_RESET_METHOD_BACO;
527 		else
528 			return AMD_RESET_METHOD_MODE1;
529 	}
530 }
531 
532 static int nv_asic_reset(struct amdgpu_device *adev)
533 {
534 	int ret = 0;
535 
536 	switch (nv_asic_reset_method(adev)) {
537 	case AMD_RESET_METHOD_PCI:
538 		dev_info(adev->dev, "PCI reset\n");
539 		ret = amdgpu_device_pci_reset(adev);
540 		break;
541 	case AMD_RESET_METHOD_BACO:
542 		dev_info(adev->dev, "BACO reset\n");
543 		ret = amdgpu_dpm_baco_reset(adev);
544 		break;
545 	case AMD_RESET_METHOD_MODE2:
546 		dev_info(adev->dev, "MODE2 reset\n");
547 		ret = nv_asic_mode2_reset(adev);
548 		break;
549 	default:
550 		dev_info(adev->dev, "MODE1 reset\n");
551 		ret = amdgpu_device_mode1_reset(adev);
552 		break;
553 	}
554 
555 	return ret;
556 }
557 
558 static int nv_set_uvd_clocks(struct amdgpu_device *adev, u32 vclk, u32 dclk)
559 {
560 	/* todo */
561 	return 0;
562 }
563 
564 static int nv_set_vce_clocks(struct amdgpu_device *adev, u32 evclk, u32 ecclk)
565 {
566 	/* todo */
567 	return 0;
568 }
569 
570 static void nv_pcie_gen3_enable(struct amdgpu_device *adev)
571 {
572 	if (pci_is_root_bus(adev->pdev->bus))
573 		return;
574 
575 	if (amdgpu_pcie_gen2 == 0)
576 		return;
577 
578 	if (!(adev->pm.pcie_gen_mask & (CAIL_PCIE_LINK_SPEED_SUPPORT_GEN2 |
579 					CAIL_PCIE_LINK_SPEED_SUPPORT_GEN3)))
580 		return;
581 
582 	/* todo */
583 }
584 
585 static void nv_program_aspm(struct amdgpu_device *adev)
586 {
587 	if (!amdgpu_device_should_use_aspm(adev))
588 		return;
589 
590 	if (!(adev->flags & AMD_IS_APU) &&
591 	    (adev->nbio.funcs->program_aspm))
592 		adev->nbio.funcs->program_aspm(adev);
593 
594 }
595 
596 static void nv_enable_doorbell_aperture(struct amdgpu_device *adev,
597 					bool enable)
598 {
599 	adev->nbio.funcs->enable_doorbell_aperture(adev, enable);
600 	adev->nbio.funcs->enable_doorbell_selfring_aperture(adev, enable);
601 }
602 
603 static const struct amdgpu_ip_block_version nv_common_ip_block =
604 {
605 	.type = AMD_IP_BLOCK_TYPE_COMMON,
606 	.major = 1,
607 	.minor = 0,
608 	.rev = 0,
609 	.funcs = &nv_common_ip_funcs,
610 };
611 
612 static bool nv_is_headless_sku(struct pci_dev *pdev)
613 {
614 	if ((pdev->device == 0x731E &&
615 	    (pdev->revision == 0xC6 || pdev->revision == 0xC7)) ||
616 	    (pdev->device == 0x7340 && pdev->revision == 0xC9)  ||
617 	    (pdev->device == 0x7360 && pdev->revision == 0xC7))
618 		return true;
619 	return false;
620 }
621 
622 static int nv_reg_base_init(struct amdgpu_device *adev)
623 {
624 	int r;
625 
626 	if (amdgpu_discovery) {
627 		r = amdgpu_discovery_reg_base_init(adev);
628 		if (r) {
629 			DRM_WARN("failed to init reg base from ip discovery table, "
630 					"fallback to legacy init method\n");
631 			goto legacy_init;
632 		}
633 
634 		amdgpu_discovery_harvest_ip(adev);
635 		if (nv_is_headless_sku(adev->pdev)) {
636 			adev->harvest_ip_mask |= AMD_HARVEST_IP_VCN_MASK;
637 			adev->harvest_ip_mask |= AMD_HARVEST_IP_JPEG_MASK;
638 		}
639 
640 		return 0;
641 	}
642 
643 legacy_init:
644 	switch (adev->asic_type) {
645 	case CHIP_NAVI10:
646 		navi10_reg_base_init(adev);
647 		break;
648 	case CHIP_NAVI14:
649 		navi14_reg_base_init(adev);
650 		break;
651 	case CHIP_NAVI12:
652 		navi12_reg_base_init(adev);
653 		break;
654 	case CHIP_SIENNA_CICHLID:
655 	case CHIP_NAVY_FLOUNDER:
656 		sienna_cichlid_reg_base_init(adev);
657 		break;
658 	case CHIP_VANGOGH:
659 		vangogh_reg_base_init(adev);
660 		break;
661 	case CHIP_DIMGREY_CAVEFISH:
662 		dimgrey_cavefish_reg_base_init(adev);
663 		break;
664 	case CHIP_BEIGE_GOBY:
665 		beige_goby_reg_base_init(adev);
666 		break;
667 	case CHIP_YELLOW_CARP:
668 		yellow_carp_reg_base_init(adev);
669 		break;
670 	case CHIP_CYAN_SKILLFISH:
671 		cyan_skillfish_reg_base_init(adev);
672 		break;
673 	default:
674 		return -EINVAL;
675 	}
676 
677 	return 0;
678 }
679 
680 void nv_set_virt_ops(struct amdgpu_device *adev)
681 {
682 	adev->virt.ops = &xgpu_nv_virt_ops;
683 }
684 
685 int nv_set_ip_blocks(struct amdgpu_device *adev)
686 {
687 	int r;
688 
689 	if (adev->asic_type == CHIP_CYAN_SKILLFISH) {
690 		adev->nbio.funcs = &nbio_v2_3_funcs;
691 		adev->nbio.hdp_flush_reg = &nbio_v2_3_hdp_flush_reg;
692 	} else if (adev->flags & AMD_IS_APU) {
693 		adev->nbio.funcs = &nbio_v7_2_funcs;
694 		adev->nbio.hdp_flush_reg = &nbio_v7_2_hdp_flush_reg;
695 	} else {
696 		adev->nbio.funcs = &nbio_v2_3_funcs;
697 		adev->nbio.hdp_flush_reg = &nbio_v2_3_hdp_flush_reg;
698 	}
699 	adev->hdp.funcs = &hdp_v5_0_funcs;
700 
701 	if (adev->asic_type >= CHIP_SIENNA_CICHLID)
702 		adev->smuio.funcs = &smuio_v11_0_6_funcs;
703 	else
704 		adev->smuio.funcs = &smuio_v11_0_funcs;
705 
706 	if (adev->asic_type == CHIP_SIENNA_CICHLID)
707 		adev->gmc.xgmi.supported = true;
708 
709 	/* Set IP register base before any HW register access */
710 	r = nv_reg_base_init(adev);
711 	if (r)
712 		return r;
713 
714 	switch (adev->asic_type) {
715 	case CHIP_NAVI10:
716 	case CHIP_NAVI14:
717 		amdgpu_device_ip_block_add(adev, &nv_common_ip_block);
718 		amdgpu_device_ip_block_add(adev, &gmc_v10_0_ip_block);
719 		amdgpu_device_ip_block_add(adev, &navi10_ih_ip_block);
720 		amdgpu_device_ip_block_add(adev, &psp_v11_0_ip_block);
721 		if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP &&
722 		    !amdgpu_sriov_vf(adev))
723 			amdgpu_device_ip_block_add(adev, &smu_v11_0_ip_block);
724 		if (adev->enable_virtual_display || amdgpu_sriov_vf(adev))
725 			amdgpu_device_ip_block_add(adev, &amdgpu_vkms_ip_block);
726 #if defined(CONFIG_DRM_AMD_DC)
727 		else if (amdgpu_device_has_dc_support(adev))
728 			amdgpu_device_ip_block_add(adev, &dm_ip_block);
729 #endif
730 		amdgpu_device_ip_block_add(adev, &gfx_v10_0_ip_block);
731 		amdgpu_device_ip_block_add(adev, &sdma_v5_0_ip_block);
732 		if (adev->firmware.load_type == AMDGPU_FW_LOAD_DIRECT &&
733 		    !amdgpu_sriov_vf(adev))
734 			amdgpu_device_ip_block_add(adev, &smu_v11_0_ip_block);
735 		amdgpu_device_ip_block_add(adev, &vcn_v2_0_ip_block);
736 		amdgpu_device_ip_block_add(adev, &jpeg_v2_0_ip_block);
737 		if (adev->enable_mes)
738 			amdgpu_device_ip_block_add(adev, &mes_v10_1_ip_block);
739 		break;
740 	case CHIP_NAVI12:
741 		amdgpu_device_ip_block_add(adev, &nv_common_ip_block);
742 		amdgpu_device_ip_block_add(adev, &gmc_v10_0_ip_block);
743 		if (!amdgpu_sriov_vf(adev)) {
744 			amdgpu_device_ip_block_add(adev, &navi10_ih_ip_block);
745 			amdgpu_device_ip_block_add(adev, &psp_v11_0_ip_block);
746 		} else {
747 			amdgpu_device_ip_block_add(adev, &psp_v11_0_ip_block);
748 			amdgpu_device_ip_block_add(adev, &navi10_ih_ip_block);
749 		}
750 		if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP)
751 			amdgpu_device_ip_block_add(adev, &smu_v11_0_ip_block);
752 		if (adev->enable_virtual_display || amdgpu_sriov_vf(adev))
753 			amdgpu_device_ip_block_add(adev, &amdgpu_vkms_ip_block);
754 #if defined(CONFIG_DRM_AMD_DC)
755 		else if (amdgpu_device_has_dc_support(adev))
756 			amdgpu_device_ip_block_add(adev, &dm_ip_block);
757 #endif
758 		amdgpu_device_ip_block_add(adev, &gfx_v10_0_ip_block);
759 		amdgpu_device_ip_block_add(adev, &sdma_v5_0_ip_block);
760 		if (adev->firmware.load_type == AMDGPU_FW_LOAD_DIRECT &&
761 		    !amdgpu_sriov_vf(adev))
762 			amdgpu_device_ip_block_add(adev, &smu_v11_0_ip_block);
763 		amdgpu_device_ip_block_add(adev, &vcn_v2_0_ip_block);
764 		if (!amdgpu_sriov_vf(adev))
765 			amdgpu_device_ip_block_add(adev, &jpeg_v2_0_ip_block);
766 		break;
767 	case CHIP_SIENNA_CICHLID:
768 		amdgpu_device_ip_block_add(adev, &nv_common_ip_block);
769 		amdgpu_device_ip_block_add(adev, &gmc_v10_0_ip_block);
770 		if (!amdgpu_sriov_vf(adev)) {
771 			amdgpu_device_ip_block_add(adev, &navi10_ih_ip_block);
772 			if (likely(adev->firmware.load_type == AMDGPU_FW_LOAD_PSP))
773 				amdgpu_device_ip_block_add(adev, &psp_v11_0_ip_block);
774 		} else {
775 			if (likely(adev->firmware.load_type == AMDGPU_FW_LOAD_PSP))
776 				amdgpu_device_ip_block_add(adev, &psp_v11_0_ip_block);
777 			amdgpu_device_ip_block_add(adev, &navi10_ih_ip_block);
778 		}
779 		if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP &&
780 		    is_support_sw_smu(adev))
781 			amdgpu_device_ip_block_add(adev, &smu_v11_0_ip_block);
782 		if (adev->enable_virtual_display || amdgpu_sriov_vf(adev))
783 			amdgpu_device_ip_block_add(adev, &amdgpu_vkms_ip_block);
784 #if defined(CONFIG_DRM_AMD_DC)
785 		else if (amdgpu_device_has_dc_support(adev))
786 			amdgpu_device_ip_block_add(adev, &dm_ip_block);
787 #endif
788 		amdgpu_device_ip_block_add(adev, &gfx_v10_0_ip_block);
789 		amdgpu_device_ip_block_add(adev, &sdma_v5_2_ip_block);
790 		amdgpu_device_ip_block_add(adev, &vcn_v3_0_ip_block);
791 		if (!amdgpu_sriov_vf(adev))
792 			amdgpu_device_ip_block_add(adev, &jpeg_v3_0_ip_block);
793 		if (adev->enable_mes)
794 			amdgpu_device_ip_block_add(adev, &mes_v10_1_ip_block);
795 		break;
796 	case CHIP_NAVY_FLOUNDER:
797 		amdgpu_device_ip_block_add(adev, &nv_common_ip_block);
798 		amdgpu_device_ip_block_add(adev, &gmc_v10_0_ip_block);
799 		amdgpu_device_ip_block_add(adev, &navi10_ih_ip_block);
800 		if (likely(adev->firmware.load_type == AMDGPU_FW_LOAD_PSP))
801 			amdgpu_device_ip_block_add(adev, &psp_v11_0_ip_block);
802 		if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP &&
803 		    is_support_sw_smu(adev))
804 			amdgpu_device_ip_block_add(adev, &smu_v11_0_ip_block);
805 		if (adev->enable_virtual_display || amdgpu_sriov_vf(adev))
806 			amdgpu_device_ip_block_add(adev, &amdgpu_vkms_ip_block);
807 #if defined(CONFIG_DRM_AMD_DC)
808 		else if (amdgpu_device_has_dc_support(adev))
809 			amdgpu_device_ip_block_add(adev, &dm_ip_block);
810 #endif
811 		amdgpu_device_ip_block_add(adev, &gfx_v10_0_ip_block);
812 		amdgpu_device_ip_block_add(adev, &sdma_v5_2_ip_block);
813 		amdgpu_device_ip_block_add(adev, &vcn_v3_0_ip_block);
814 		amdgpu_device_ip_block_add(adev, &jpeg_v3_0_ip_block);
815 		if (adev->firmware.load_type == AMDGPU_FW_LOAD_DIRECT &&
816 		    is_support_sw_smu(adev))
817 			amdgpu_device_ip_block_add(adev, &smu_v11_0_ip_block);
818 		break;
819 	case CHIP_VANGOGH:
820 		amdgpu_device_ip_block_add(adev, &nv_common_ip_block);
821 		amdgpu_device_ip_block_add(adev, &gmc_v10_0_ip_block);
822 		amdgpu_device_ip_block_add(adev, &navi10_ih_ip_block);
823 		if (likely(adev->firmware.load_type == AMDGPU_FW_LOAD_PSP))
824 			amdgpu_device_ip_block_add(adev, &psp_v11_0_ip_block);
825 		amdgpu_device_ip_block_add(adev, &smu_v11_0_ip_block);
826 		if (adev->enable_virtual_display || amdgpu_sriov_vf(adev))
827 			amdgpu_device_ip_block_add(adev, &amdgpu_vkms_ip_block);
828 #if defined(CONFIG_DRM_AMD_DC)
829 		else if (amdgpu_device_has_dc_support(adev))
830 			amdgpu_device_ip_block_add(adev, &dm_ip_block);
831 #endif
832 		amdgpu_device_ip_block_add(adev, &gfx_v10_0_ip_block);
833 		amdgpu_device_ip_block_add(adev, &sdma_v5_2_ip_block);
834 		amdgpu_device_ip_block_add(adev, &vcn_v3_0_ip_block);
835 		amdgpu_device_ip_block_add(adev, &jpeg_v3_0_ip_block);
836 		break;
837 	case CHIP_DIMGREY_CAVEFISH:
838 		amdgpu_device_ip_block_add(adev, &nv_common_ip_block);
839 		amdgpu_device_ip_block_add(adev, &gmc_v10_0_ip_block);
840 		amdgpu_device_ip_block_add(adev, &navi10_ih_ip_block);
841 		if (likely(adev->firmware.load_type == AMDGPU_FW_LOAD_PSP))
842 			amdgpu_device_ip_block_add(adev, &psp_v11_0_ip_block);
843 		if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP &&
844 		    is_support_sw_smu(adev))
845 			amdgpu_device_ip_block_add(adev, &smu_v11_0_ip_block);
846 		if (adev->enable_virtual_display || amdgpu_sriov_vf(adev))
847 			amdgpu_device_ip_block_add(adev, &amdgpu_vkms_ip_block);
848 #if defined(CONFIG_DRM_AMD_DC)
849                 else if (amdgpu_device_has_dc_support(adev))
850                         amdgpu_device_ip_block_add(adev, &dm_ip_block);
851 #endif
852 		amdgpu_device_ip_block_add(adev, &gfx_v10_0_ip_block);
853 		amdgpu_device_ip_block_add(adev, &sdma_v5_2_ip_block);
854 		amdgpu_device_ip_block_add(adev, &vcn_v3_0_ip_block);
855 		amdgpu_device_ip_block_add(adev, &jpeg_v3_0_ip_block);
856 		break;
857 	case CHIP_BEIGE_GOBY:
858 		amdgpu_device_ip_block_add(adev, &nv_common_ip_block);
859 		amdgpu_device_ip_block_add(adev, &gmc_v10_0_ip_block);
860 		amdgpu_device_ip_block_add(adev, &navi10_ih_ip_block);
861 		if (likely(adev->firmware.load_type == AMDGPU_FW_LOAD_PSP))
862 			amdgpu_device_ip_block_add(adev, &psp_v11_0_ip_block);
863 		if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP &&
864 		    is_support_sw_smu(adev))
865 			amdgpu_device_ip_block_add(adev, &smu_v11_0_ip_block);
866 		amdgpu_device_ip_block_add(adev, &gfx_v10_0_ip_block);
867 		amdgpu_device_ip_block_add(adev, &sdma_v5_2_ip_block);
868 		if (adev->enable_virtual_display || amdgpu_sriov_vf(adev))
869 			amdgpu_device_ip_block_add(adev, &amdgpu_vkms_ip_block);
870 #if defined(CONFIG_DRM_AMD_DC)
871 		else if (amdgpu_device_has_dc_support(adev))
872 			amdgpu_device_ip_block_add(adev, &dm_ip_block);
873 #endif
874 		if (adev->firmware.load_type == AMDGPU_FW_LOAD_DIRECT &&
875 		    is_support_sw_smu(adev))
876 			amdgpu_device_ip_block_add(adev, &smu_v11_0_ip_block);
877 		amdgpu_device_ip_block_add(adev, &vcn_v3_0_ip_block);
878 		break;
879 	case CHIP_YELLOW_CARP:
880 		amdgpu_device_ip_block_add(adev, &nv_common_ip_block);
881 		amdgpu_device_ip_block_add(adev, &gmc_v10_0_ip_block);
882 		amdgpu_device_ip_block_add(adev, &navi10_ih_ip_block);
883 		if (likely(adev->firmware.load_type == AMDGPU_FW_LOAD_PSP))
884 			amdgpu_device_ip_block_add(adev, &psp_v13_0_ip_block);
885 		amdgpu_device_ip_block_add(adev, &smu_v13_0_ip_block);
886 		if (adev->enable_virtual_display || amdgpu_sriov_vf(adev))
887 			amdgpu_device_ip_block_add(adev, &amdgpu_vkms_ip_block);
888 		amdgpu_device_ip_block_add(adev, &gfx_v10_0_ip_block);
889 		amdgpu_device_ip_block_add(adev, &sdma_v5_2_ip_block);
890 		if (adev->enable_virtual_display || amdgpu_sriov_vf(adev))
891 			amdgpu_device_ip_block_add(adev, &amdgpu_vkms_ip_block);
892 #if defined(CONFIG_DRM_AMD_DC)
893 		else if (amdgpu_device_has_dc_support(adev))
894 			amdgpu_device_ip_block_add(adev, &dm_ip_block);
895 #endif
896 		amdgpu_device_ip_block_add(adev, &vcn_v3_0_ip_block);
897 		amdgpu_device_ip_block_add(adev, &jpeg_v3_0_ip_block);
898 		break;
899 	case CHIP_CYAN_SKILLFISH:
900 		amdgpu_device_ip_block_add(adev, &nv_common_ip_block);
901 		amdgpu_device_ip_block_add(adev, &gmc_v10_0_ip_block);
902 		amdgpu_device_ip_block_add(adev, &navi10_ih_ip_block);
903 		if (adev->apu_flags & AMD_APU_IS_CYAN_SKILLFISH2) {
904 			if (likely(adev->firmware.load_type == AMDGPU_FW_LOAD_PSP))
905 				amdgpu_device_ip_block_add(adev, &psp_v11_0_8_ip_block);
906 			amdgpu_device_ip_block_add(adev, &smu_v11_0_ip_block);
907 		}
908 		if (adev->enable_virtual_display || amdgpu_sriov_vf(adev))
909 			amdgpu_device_ip_block_add(adev, &amdgpu_vkms_ip_block);
910 		amdgpu_device_ip_block_add(adev, &gfx_v10_0_ip_block);
911 		amdgpu_device_ip_block_add(adev, &sdma_v5_0_ip_block);
912 		break;
913 	default:
914 		return -EINVAL;
915 	}
916 
917 	return 0;
918 }
919 
920 static uint32_t nv_get_rev_id(struct amdgpu_device *adev)
921 {
922 	return adev->nbio.funcs->get_rev_id(adev);
923 }
924 
925 static bool nv_need_full_reset(struct amdgpu_device *adev)
926 {
927 	return true;
928 }
929 
930 static bool nv_need_reset_on_init(struct amdgpu_device *adev)
931 {
932 	u32 sol_reg;
933 
934 	if (adev->flags & AMD_IS_APU)
935 		return false;
936 
937 	/* Check sOS sign of life register to confirm sys driver and sOS
938 	 * are already been loaded.
939 	 */
940 	sol_reg = RREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_81);
941 	if (sol_reg)
942 		return true;
943 
944 	return false;
945 }
946 
947 static uint64_t nv_get_pcie_replay_count(struct amdgpu_device *adev)
948 {
949 
950 	/* TODO
951 	 * dummy implement for pcie_replay_count sysfs interface
952 	 * */
953 
954 	return 0;
955 }
956 
957 static void nv_init_doorbell_index(struct amdgpu_device *adev)
958 {
959 	adev->doorbell_index.kiq = AMDGPU_NAVI10_DOORBELL_KIQ;
960 	adev->doorbell_index.mec_ring0 = AMDGPU_NAVI10_DOORBELL_MEC_RING0;
961 	adev->doorbell_index.mec_ring1 = AMDGPU_NAVI10_DOORBELL_MEC_RING1;
962 	adev->doorbell_index.mec_ring2 = AMDGPU_NAVI10_DOORBELL_MEC_RING2;
963 	adev->doorbell_index.mec_ring3 = AMDGPU_NAVI10_DOORBELL_MEC_RING3;
964 	adev->doorbell_index.mec_ring4 = AMDGPU_NAVI10_DOORBELL_MEC_RING4;
965 	adev->doorbell_index.mec_ring5 = AMDGPU_NAVI10_DOORBELL_MEC_RING5;
966 	adev->doorbell_index.mec_ring6 = AMDGPU_NAVI10_DOORBELL_MEC_RING6;
967 	adev->doorbell_index.mec_ring7 = AMDGPU_NAVI10_DOORBELL_MEC_RING7;
968 	adev->doorbell_index.userqueue_start = AMDGPU_NAVI10_DOORBELL_USERQUEUE_START;
969 	adev->doorbell_index.userqueue_end = AMDGPU_NAVI10_DOORBELL_USERQUEUE_END;
970 	adev->doorbell_index.gfx_ring0 = AMDGPU_NAVI10_DOORBELL_GFX_RING0;
971 	adev->doorbell_index.gfx_ring1 = AMDGPU_NAVI10_DOORBELL_GFX_RING1;
972 	adev->doorbell_index.mes_ring = AMDGPU_NAVI10_DOORBELL_MES_RING;
973 	adev->doorbell_index.sdma_engine[0] = AMDGPU_NAVI10_DOORBELL_sDMA_ENGINE0;
974 	adev->doorbell_index.sdma_engine[1] = AMDGPU_NAVI10_DOORBELL_sDMA_ENGINE1;
975 	adev->doorbell_index.sdma_engine[2] = AMDGPU_NAVI10_DOORBELL_sDMA_ENGINE2;
976 	adev->doorbell_index.sdma_engine[3] = AMDGPU_NAVI10_DOORBELL_sDMA_ENGINE3;
977 	adev->doorbell_index.ih = AMDGPU_NAVI10_DOORBELL_IH;
978 	adev->doorbell_index.vcn.vcn_ring0_1 = AMDGPU_NAVI10_DOORBELL64_VCN0_1;
979 	adev->doorbell_index.vcn.vcn_ring2_3 = AMDGPU_NAVI10_DOORBELL64_VCN2_3;
980 	adev->doorbell_index.vcn.vcn_ring4_5 = AMDGPU_NAVI10_DOORBELL64_VCN4_5;
981 	adev->doorbell_index.vcn.vcn_ring6_7 = AMDGPU_NAVI10_DOORBELL64_VCN6_7;
982 	adev->doorbell_index.first_non_cp = AMDGPU_NAVI10_DOORBELL64_FIRST_NON_CP;
983 	adev->doorbell_index.last_non_cp = AMDGPU_NAVI10_DOORBELL64_LAST_NON_CP;
984 
985 	adev->doorbell_index.max_assignment = AMDGPU_NAVI10_DOORBELL_MAX_ASSIGNMENT << 1;
986 	adev->doorbell_index.sdma_doorbell_range = 20;
987 }
988 
989 static void nv_pre_asic_init(struct amdgpu_device *adev)
990 {
991 }
992 
993 static int nv_update_umd_stable_pstate(struct amdgpu_device *adev,
994 				       bool enter)
995 {
996 	if (enter)
997 		amdgpu_gfx_rlc_enter_safe_mode(adev);
998 	else
999 		amdgpu_gfx_rlc_exit_safe_mode(adev);
1000 
1001 	if (adev->gfx.funcs->update_perfmon_mgcg)
1002 		adev->gfx.funcs->update_perfmon_mgcg(adev, !enter);
1003 
1004 	if (!(adev->flags & AMD_IS_APU) &&
1005 	    (adev->nbio.funcs->enable_aspm))
1006 		adev->nbio.funcs->enable_aspm(adev, !enter);
1007 
1008 	return 0;
1009 }
1010 
1011 static const struct amdgpu_asic_funcs nv_asic_funcs =
1012 {
1013 	.read_disabled_bios = &nv_read_disabled_bios,
1014 	.read_bios_from_rom = &nv_read_bios_from_rom,
1015 	.read_register = &nv_read_register,
1016 	.reset = &nv_asic_reset,
1017 	.reset_method = &nv_asic_reset_method,
1018 	.set_vga_state = &nv_vga_set_state,
1019 	.get_xclk = &nv_get_xclk,
1020 	.set_uvd_clocks = &nv_set_uvd_clocks,
1021 	.set_vce_clocks = &nv_set_vce_clocks,
1022 	.get_config_memsize = &nv_get_config_memsize,
1023 	.init_doorbell_index = &nv_init_doorbell_index,
1024 	.need_full_reset = &nv_need_full_reset,
1025 	.need_reset_on_init = &nv_need_reset_on_init,
1026 	.get_pcie_replay_count = &nv_get_pcie_replay_count,
1027 	.supports_baco = &amdgpu_dpm_is_baco_supported,
1028 	.pre_asic_init = &nv_pre_asic_init,
1029 	.update_umd_stable_pstate = &nv_update_umd_stable_pstate,
1030 	.query_video_codecs = &nv_query_video_codecs,
1031 };
1032 
1033 static int nv_common_early_init(void *handle)
1034 {
1035 #define MMIO_REG_HOLE_OFFSET (0x80000 - PAGE_SIZE)
1036 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1037 
1038 	adev->rmmio_remap.reg_offset = MMIO_REG_HOLE_OFFSET;
1039 	adev->rmmio_remap.bus_addr = adev->rmmio_base + MMIO_REG_HOLE_OFFSET;
1040 	adev->smc_rreg = NULL;
1041 	adev->smc_wreg = NULL;
1042 	adev->pcie_rreg = &nv_pcie_rreg;
1043 	adev->pcie_wreg = &nv_pcie_wreg;
1044 	adev->pcie_rreg64 = &nv_pcie_rreg64;
1045 	adev->pcie_wreg64 = &nv_pcie_wreg64;
1046 	adev->pciep_rreg = &nv_pcie_port_rreg;
1047 	adev->pciep_wreg = &nv_pcie_port_wreg;
1048 
1049 	/* TODO: will add them during VCN v2 implementation */
1050 	adev->uvd_ctx_rreg = NULL;
1051 	adev->uvd_ctx_wreg = NULL;
1052 
1053 	adev->didt_rreg = &nv_didt_rreg;
1054 	adev->didt_wreg = &nv_didt_wreg;
1055 
1056 	adev->asic_funcs = &nv_asic_funcs;
1057 
1058 	adev->rev_id = nv_get_rev_id(adev);
1059 	adev->external_rev_id = 0xff;
1060 	switch (adev->asic_type) {
1061 	case CHIP_NAVI10:
1062 		adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
1063 			AMD_CG_SUPPORT_GFX_CGCG |
1064 			AMD_CG_SUPPORT_IH_CG |
1065 			AMD_CG_SUPPORT_HDP_MGCG |
1066 			AMD_CG_SUPPORT_HDP_LS |
1067 			AMD_CG_SUPPORT_SDMA_MGCG |
1068 			AMD_CG_SUPPORT_SDMA_LS |
1069 			AMD_CG_SUPPORT_MC_MGCG |
1070 			AMD_CG_SUPPORT_MC_LS |
1071 			AMD_CG_SUPPORT_ATHUB_MGCG |
1072 			AMD_CG_SUPPORT_ATHUB_LS |
1073 			AMD_CG_SUPPORT_VCN_MGCG |
1074 			AMD_CG_SUPPORT_JPEG_MGCG |
1075 			AMD_CG_SUPPORT_BIF_MGCG |
1076 			AMD_CG_SUPPORT_BIF_LS;
1077 		adev->pg_flags = AMD_PG_SUPPORT_VCN |
1078 			AMD_PG_SUPPORT_VCN_DPG |
1079 			AMD_PG_SUPPORT_JPEG |
1080 			AMD_PG_SUPPORT_ATHUB;
1081 		adev->external_rev_id = adev->rev_id + 0x1;
1082 		break;
1083 	case CHIP_NAVI14:
1084 		adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
1085 			AMD_CG_SUPPORT_GFX_CGCG |
1086 			AMD_CG_SUPPORT_IH_CG |
1087 			AMD_CG_SUPPORT_HDP_MGCG |
1088 			AMD_CG_SUPPORT_HDP_LS |
1089 			AMD_CG_SUPPORT_SDMA_MGCG |
1090 			AMD_CG_SUPPORT_SDMA_LS |
1091 			AMD_CG_SUPPORT_MC_MGCG |
1092 			AMD_CG_SUPPORT_MC_LS |
1093 			AMD_CG_SUPPORT_ATHUB_MGCG |
1094 			AMD_CG_SUPPORT_ATHUB_LS |
1095 			AMD_CG_SUPPORT_VCN_MGCG |
1096 			AMD_CG_SUPPORT_JPEG_MGCG |
1097 			AMD_CG_SUPPORT_BIF_MGCG |
1098 			AMD_CG_SUPPORT_BIF_LS;
1099 		adev->pg_flags = AMD_PG_SUPPORT_VCN |
1100 			AMD_PG_SUPPORT_JPEG |
1101 			AMD_PG_SUPPORT_VCN_DPG;
1102 		adev->external_rev_id = adev->rev_id + 20;
1103 		break;
1104 	case CHIP_NAVI12:
1105 		adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
1106 			AMD_CG_SUPPORT_GFX_MGLS |
1107 			AMD_CG_SUPPORT_GFX_CGCG |
1108 			AMD_CG_SUPPORT_GFX_CP_LS |
1109 			AMD_CG_SUPPORT_GFX_RLC_LS |
1110 			AMD_CG_SUPPORT_IH_CG |
1111 			AMD_CG_SUPPORT_HDP_MGCG |
1112 			AMD_CG_SUPPORT_HDP_LS |
1113 			AMD_CG_SUPPORT_SDMA_MGCG |
1114 			AMD_CG_SUPPORT_SDMA_LS |
1115 			AMD_CG_SUPPORT_MC_MGCG |
1116 			AMD_CG_SUPPORT_MC_LS |
1117 			AMD_CG_SUPPORT_ATHUB_MGCG |
1118 			AMD_CG_SUPPORT_ATHUB_LS |
1119 			AMD_CG_SUPPORT_VCN_MGCG |
1120 			AMD_CG_SUPPORT_JPEG_MGCG;
1121 		adev->pg_flags = AMD_PG_SUPPORT_VCN |
1122 			AMD_PG_SUPPORT_VCN_DPG |
1123 			AMD_PG_SUPPORT_JPEG |
1124 			AMD_PG_SUPPORT_ATHUB;
1125 		/* guest vm gets 0xffffffff when reading RCC_DEV0_EPF0_STRAP0,
1126 		 * as a consequence, the rev_id and external_rev_id are wrong.
1127 		 * workaround it by hardcoding rev_id to 0 (default value).
1128 		 */
1129 		if (amdgpu_sriov_vf(adev))
1130 			adev->rev_id = 0;
1131 		adev->external_rev_id = adev->rev_id + 0xa;
1132 		break;
1133 	case CHIP_SIENNA_CICHLID:
1134 		adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
1135 			AMD_CG_SUPPORT_GFX_CGCG |
1136 			AMD_CG_SUPPORT_GFX_CGLS |
1137 			AMD_CG_SUPPORT_GFX_3D_CGCG |
1138 			AMD_CG_SUPPORT_MC_MGCG |
1139 			AMD_CG_SUPPORT_VCN_MGCG |
1140 			AMD_CG_SUPPORT_JPEG_MGCG |
1141 			AMD_CG_SUPPORT_HDP_MGCG |
1142 			AMD_CG_SUPPORT_HDP_LS |
1143 			AMD_CG_SUPPORT_IH_CG |
1144 			AMD_CG_SUPPORT_MC_LS;
1145 		adev->pg_flags = AMD_PG_SUPPORT_VCN |
1146 			AMD_PG_SUPPORT_VCN_DPG |
1147 			AMD_PG_SUPPORT_JPEG |
1148 			AMD_PG_SUPPORT_ATHUB |
1149 			AMD_PG_SUPPORT_MMHUB;
1150 		if (amdgpu_sriov_vf(adev)) {
1151 			/* hypervisor control CG and PG enablement */
1152 			adev->cg_flags = 0;
1153 			adev->pg_flags = 0;
1154 		}
1155 		adev->external_rev_id = adev->rev_id + 0x28;
1156 		break;
1157 	case CHIP_NAVY_FLOUNDER:
1158 		adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
1159 			AMD_CG_SUPPORT_GFX_CGCG |
1160 			AMD_CG_SUPPORT_GFX_CGLS |
1161 			AMD_CG_SUPPORT_GFX_3D_CGCG |
1162 			AMD_CG_SUPPORT_VCN_MGCG |
1163 			AMD_CG_SUPPORT_JPEG_MGCG |
1164 			AMD_CG_SUPPORT_MC_MGCG |
1165 			AMD_CG_SUPPORT_MC_LS |
1166 			AMD_CG_SUPPORT_HDP_MGCG |
1167 			AMD_CG_SUPPORT_HDP_LS |
1168 			AMD_CG_SUPPORT_IH_CG;
1169 		adev->pg_flags = AMD_PG_SUPPORT_VCN |
1170 			AMD_PG_SUPPORT_VCN_DPG |
1171 			AMD_PG_SUPPORT_JPEG |
1172 			AMD_PG_SUPPORT_ATHUB |
1173 			AMD_PG_SUPPORT_MMHUB;
1174 		adev->external_rev_id = adev->rev_id + 0x32;
1175 		break;
1176 
1177 	case CHIP_VANGOGH:
1178 		adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
1179 			AMD_CG_SUPPORT_GFX_MGLS |
1180 			AMD_CG_SUPPORT_GFX_CP_LS |
1181 			AMD_CG_SUPPORT_GFX_RLC_LS |
1182 			AMD_CG_SUPPORT_GFX_CGCG |
1183 			AMD_CG_SUPPORT_GFX_CGLS |
1184 			AMD_CG_SUPPORT_GFX_3D_CGCG |
1185 			AMD_CG_SUPPORT_GFX_3D_CGLS |
1186 			AMD_CG_SUPPORT_MC_MGCG |
1187 			AMD_CG_SUPPORT_MC_LS |
1188 			AMD_CG_SUPPORT_GFX_FGCG |
1189 			AMD_CG_SUPPORT_VCN_MGCG |
1190 			AMD_CG_SUPPORT_SDMA_MGCG |
1191 			AMD_CG_SUPPORT_SDMA_LS |
1192 			AMD_CG_SUPPORT_JPEG_MGCG;
1193 		adev->pg_flags = AMD_PG_SUPPORT_GFX_PG |
1194 			AMD_PG_SUPPORT_VCN |
1195 			AMD_PG_SUPPORT_VCN_DPG |
1196 			AMD_PG_SUPPORT_JPEG;
1197 		if (adev->apu_flags & AMD_APU_IS_VANGOGH)
1198 			adev->external_rev_id = adev->rev_id + 0x01;
1199 		break;
1200 	case CHIP_DIMGREY_CAVEFISH:
1201 		adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
1202 			AMD_CG_SUPPORT_GFX_CGCG |
1203 			AMD_CG_SUPPORT_GFX_CGLS |
1204 			AMD_CG_SUPPORT_GFX_3D_CGCG |
1205 			AMD_CG_SUPPORT_VCN_MGCG |
1206 			AMD_CG_SUPPORT_JPEG_MGCG |
1207 			AMD_CG_SUPPORT_MC_MGCG |
1208 			AMD_CG_SUPPORT_MC_LS |
1209 			AMD_CG_SUPPORT_HDP_MGCG |
1210 			AMD_CG_SUPPORT_HDP_LS |
1211 			AMD_CG_SUPPORT_IH_CG;
1212 		adev->pg_flags = AMD_PG_SUPPORT_VCN |
1213 			AMD_PG_SUPPORT_VCN_DPG |
1214 			AMD_PG_SUPPORT_JPEG |
1215 			AMD_PG_SUPPORT_ATHUB |
1216 			AMD_PG_SUPPORT_MMHUB;
1217 		adev->external_rev_id = adev->rev_id + 0x3c;
1218 		break;
1219 	case CHIP_BEIGE_GOBY:
1220 		adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
1221 			AMD_CG_SUPPORT_GFX_CGCG |
1222 			AMD_CG_SUPPORT_GFX_CGLS |
1223 			AMD_CG_SUPPORT_GFX_3D_CGCG |
1224 			AMD_CG_SUPPORT_MC_MGCG |
1225 			AMD_CG_SUPPORT_MC_LS |
1226 			AMD_CG_SUPPORT_HDP_MGCG |
1227 			AMD_CG_SUPPORT_HDP_LS |
1228 			AMD_CG_SUPPORT_IH_CG |
1229 			AMD_CG_SUPPORT_VCN_MGCG;
1230 		adev->pg_flags = AMD_PG_SUPPORT_VCN |
1231 			AMD_PG_SUPPORT_VCN_DPG |
1232 			AMD_PG_SUPPORT_ATHUB |
1233 			AMD_PG_SUPPORT_MMHUB;
1234 		adev->external_rev_id = adev->rev_id + 0x46;
1235 		break;
1236 	case CHIP_YELLOW_CARP:
1237 		adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
1238 			AMD_CG_SUPPORT_GFX_MGLS |
1239 			AMD_CG_SUPPORT_GFX_CGCG |
1240 			AMD_CG_SUPPORT_GFX_CGLS |
1241 			AMD_CG_SUPPORT_GFX_3D_CGCG |
1242 			AMD_CG_SUPPORT_GFX_3D_CGLS |
1243 			AMD_CG_SUPPORT_GFX_RLC_LS |
1244 			AMD_CG_SUPPORT_GFX_CP_LS |
1245 			AMD_CG_SUPPORT_GFX_FGCG |
1246 			AMD_CG_SUPPORT_MC_MGCG |
1247 			AMD_CG_SUPPORT_MC_LS |
1248 			AMD_CG_SUPPORT_SDMA_LS |
1249 			AMD_CG_SUPPORT_HDP_MGCG |
1250 			AMD_CG_SUPPORT_HDP_LS |
1251 			AMD_CG_SUPPORT_ATHUB_MGCG |
1252 			AMD_CG_SUPPORT_ATHUB_LS |
1253 			AMD_CG_SUPPORT_IH_CG |
1254 			AMD_CG_SUPPORT_VCN_MGCG |
1255 			AMD_CG_SUPPORT_JPEG_MGCG;
1256 		adev->pg_flags = AMD_PG_SUPPORT_GFX_PG |
1257 			AMD_PG_SUPPORT_VCN |
1258 			AMD_PG_SUPPORT_VCN_DPG |
1259 			AMD_PG_SUPPORT_JPEG;
1260 		if (adev->pdev->device == 0x1681)
1261 			adev->external_rev_id = 0x20;
1262 		else
1263 			adev->external_rev_id = adev->rev_id + 0x01;
1264 		break;
1265 	case CHIP_CYAN_SKILLFISH:
1266 		adev->cg_flags = 0;
1267 		adev->pg_flags = 0;
1268 		adev->external_rev_id = adev->rev_id + 0x82;
1269 		break;
1270 	default:
1271 		/* FIXME: not supported yet */
1272 		return -EINVAL;
1273 	}
1274 
1275 	if (adev->harvest_ip_mask & AMD_HARVEST_IP_VCN_MASK)
1276 		adev->pg_flags &= ~(AMD_PG_SUPPORT_VCN |
1277 				    AMD_PG_SUPPORT_VCN_DPG |
1278 				    AMD_PG_SUPPORT_JPEG);
1279 
1280 	if (amdgpu_sriov_vf(adev)) {
1281 		amdgpu_virt_init_setting(adev);
1282 		xgpu_nv_mailbox_set_irq_funcs(adev);
1283 	}
1284 
1285 	return 0;
1286 }
1287 
1288 static int nv_common_late_init(void *handle)
1289 {
1290 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1291 
1292 	if (amdgpu_sriov_vf(adev)) {
1293 		xgpu_nv_mailbox_get_irq(adev);
1294 		amdgpu_virt_update_sriov_video_codec(adev,
1295 				sriov_sc_video_codecs_encode_array, ARRAY_SIZE(sriov_sc_video_codecs_encode_array),
1296 				sriov_sc_video_codecs_decode_array, ARRAY_SIZE(sriov_sc_video_codecs_decode_array));
1297 	}
1298 
1299 	return 0;
1300 }
1301 
1302 static int nv_common_sw_init(void *handle)
1303 {
1304 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1305 
1306 	if (amdgpu_sriov_vf(adev))
1307 		xgpu_nv_mailbox_add_irq_id(adev);
1308 
1309 	return 0;
1310 }
1311 
1312 static int nv_common_sw_fini(void *handle)
1313 {
1314 	return 0;
1315 }
1316 
1317 static int nv_common_hw_init(void *handle)
1318 {
1319 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1320 
1321 	if (adev->nbio.funcs->apply_lc_spc_mode_wa)
1322 		adev->nbio.funcs->apply_lc_spc_mode_wa(adev);
1323 
1324 	if (adev->nbio.funcs->apply_l1_link_width_reconfig_wa)
1325 		adev->nbio.funcs->apply_l1_link_width_reconfig_wa(adev);
1326 
1327 	/* enable pcie gen2/3 link */
1328 	nv_pcie_gen3_enable(adev);
1329 	/* enable aspm */
1330 	nv_program_aspm(adev);
1331 	/* setup nbio registers */
1332 	adev->nbio.funcs->init_registers(adev);
1333 	/* remap HDP registers to a hole in mmio space,
1334 	 * for the purpose of expose those registers
1335 	 * to process space
1336 	 */
1337 	if (adev->nbio.funcs->remap_hdp_registers)
1338 		adev->nbio.funcs->remap_hdp_registers(adev);
1339 	/* enable the doorbell aperture */
1340 	nv_enable_doorbell_aperture(adev, true);
1341 
1342 	return 0;
1343 }
1344 
1345 static int nv_common_hw_fini(void *handle)
1346 {
1347 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1348 
1349 	/* disable the doorbell aperture */
1350 	nv_enable_doorbell_aperture(adev, false);
1351 
1352 	return 0;
1353 }
1354 
1355 static int nv_common_suspend(void *handle)
1356 {
1357 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1358 
1359 	return nv_common_hw_fini(adev);
1360 }
1361 
1362 static int nv_common_resume(void *handle)
1363 {
1364 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1365 
1366 	return nv_common_hw_init(adev);
1367 }
1368 
1369 static bool nv_common_is_idle(void *handle)
1370 {
1371 	return true;
1372 }
1373 
1374 static int nv_common_wait_for_idle(void *handle)
1375 {
1376 	return 0;
1377 }
1378 
1379 static int nv_common_soft_reset(void *handle)
1380 {
1381 	return 0;
1382 }
1383 
1384 static int nv_common_set_clockgating_state(void *handle,
1385 					   enum amd_clockgating_state state)
1386 {
1387 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1388 
1389 	if (amdgpu_sriov_vf(adev))
1390 		return 0;
1391 
1392 	switch (adev->asic_type) {
1393 	case CHIP_NAVI10:
1394 	case CHIP_NAVI14:
1395 	case CHIP_NAVI12:
1396 	case CHIP_SIENNA_CICHLID:
1397 	case CHIP_NAVY_FLOUNDER:
1398 	case CHIP_DIMGREY_CAVEFISH:
1399 	case CHIP_BEIGE_GOBY:
1400 		adev->nbio.funcs->update_medium_grain_clock_gating(adev,
1401 				state == AMD_CG_STATE_GATE);
1402 		adev->nbio.funcs->update_medium_grain_light_sleep(adev,
1403 				state == AMD_CG_STATE_GATE);
1404 		adev->hdp.funcs->update_clock_gating(adev,
1405 				state == AMD_CG_STATE_GATE);
1406 		adev->smuio.funcs->update_rom_clock_gating(adev,
1407 				state == AMD_CG_STATE_GATE);
1408 		break;
1409 	default:
1410 		break;
1411 	}
1412 	return 0;
1413 }
1414 
1415 static int nv_common_set_powergating_state(void *handle,
1416 					   enum amd_powergating_state state)
1417 {
1418 	/* TODO */
1419 	return 0;
1420 }
1421 
1422 static void nv_common_get_clockgating_state(void *handle, u32 *flags)
1423 {
1424 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1425 
1426 	if (amdgpu_sriov_vf(adev))
1427 		*flags = 0;
1428 
1429 	adev->nbio.funcs->get_clockgating_state(adev, flags);
1430 
1431 	adev->hdp.funcs->get_clock_gating_state(adev, flags);
1432 
1433 	adev->smuio.funcs->get_clock_gating_state(adev, flags);
1434 
1435 	return;
1436 }
1437 
1438 static const struct amd_ip_funcs nv_common_ip_funcs = {
1439 	.name = "nv_common",
1440 	.early_init = nv_common_early_init,
1441 	.late_init = nv_common_late_init,
1442 	.sw_init = nv_common_sw_init,
1443 	.sw_fini = nv_common_sw_fini,
1444 	.hw_init = nv_common_hw_init,
1445 	.hw_fini = nv_common_hw_fini,
1446 	.suspend = nv_common_suspend,
1447 	.resume = nv_common_resume,
1448 	.is_idle = nv_common_is_idle,
1449 	.wait_for_idle = nv_common_wait_for_idle,
1450 	.soft_reset = nv_common_soft_reset,
1451 	.set_clockgating_state = nv_common_set_clockgating_state,
1452 	.set_powergating_state = nv_common_set_powergating_state,
1453 	.get_clockgating_state = nv_common_get_clockgating_state,
1454 };
1455