xref: /openbmc/linux/drivers/gpu/drm/amd/amdgpu/nv.c (revision 67ff4a72)
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 };
174 
175 static const struct amdgpu_video_codecs yc_video_codecs_decode = {
176 	.codec_count = ARRAY_SIZE(yc_video_codecs_decode_array),
177 	.codec_array = yc_video_codecs_decode_array,
178 };
179 
180 static int nv_query_video_codecs(struct amdgpu_device *adev, bool encode,
181 				 const struct amdgpu_video_codecs **codecs)
182 {
183 	switch (adev->ip_versions[UVD_HWIP][0]) {
184 	case IP_VERSION(3, 0, 0):
185 	case IP_VERSION(3, 0, 64):
186 	case IP_VERSION(3, 0, 192):
187 		if (amdgpu_sriov_vf(adev)) {
188 			if (encode)
189 				*codecs = &sriov_sc_video_codecs_encode;
190 			else
191 				*codecs = &sriov_sc_video_codecs_decode;
192 		} else {
193 			if (encode)
194 				*codecs = &nv_video_codecs_encode;
195 			else
196 				*codecs = &sc_video_codecs_decode;
197 		}
198 		return 0;
199 	case IP_VERSION(3, 0, 16):
200 	case IP_VERSION(3, 0, 2):
201 		if (encode)
202 			*codecs = &nv_video_codecs_encode;
203 		else
204 			*codecs = &sc_video_codecs_decode;
205 		return 0;
206 	case IP_VERSION(3, 1, 1):
207 		if (encode)
208 			*codecs = &nv_video_codecs_encode;
209 		else
210 			*codecs = &yc_video_codecs_decode;
211 		return 0;
212 	case IP_VERSION(3, 0, 33):
213 		if (encode)
214 			*codecs = &bg_video_codecs_encode;
215 		else
216 			*codecs = &bg_video_codecs_decode;
217 		return 0;
218 	case IP_VERSION(2, 0, 0):
219 	case IP_VERSION(2, 0, 2):
220 		if (encode)
221 			*codecs = &nv_video_codecs_encode;
222 		else
223 			*codecs = &nv_video_codecs_decode;
224 		return 0;
225 	default:
226 		return -EINVAL;
227 	}
228 }
229 
230 /*
231  * Indirect registers accessor
232  */
233 static u32 nv_pcie_rreg(struct amdgpu_device *adev, u32 reg)
234 {
235 	unsigned long address, data;
236 	address = adev->nbio.funcs->get_pcie_index_offset(adev);
237 	data = adev->nbio.funcs->get_pcie_data_offset(adev);
238 
239 	return amdgpu_device_indirect_rreg(adev, address, data, reg);
240 }
241 
242 static void nv_pcie_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
243 {
244 	unsigned long address, data;
245 
246 	address = adev->nbio.funcs->get_pcie_index_offset(adev);
247 	data = adev->nbio.funcs->get_pcie_data_offset(adev);
248 
249 	amdgpu_device_indirect_wreg(adev, address, data, reg, v);
250 }
251 
252 static u64 nv_pcie_rreg64(struct amdgpu_device *adev, u32 reg)
253 {
254 	unsigned long address, data;
255 	address = adev->nbio.funcs->get_pcie_index_offset(adev);
256 	data = adev->nbio.funcs->get_pcie_data_offset(adev);
257 
258 	return amdgpu_device_indirect_rreg64(adev, address, data, reg);
259 }
260 
261 static void nv_pcie_wreg64(struct amdgpu_device *adev, u32 reg, u64 v)
262 {
263 	unsigned long address, data;
264 
265 	address = adev->nbio.funcs->get_pcie_index_offset(adev);
266 	data = adev->nbio.funcs->get_pcie_data_offset(adev);
267 
268 	amdgpu_device_indirect_wreg64(adev, address, data, reg, v);
269 }
270 
271 static u32 nv_didt_rreg(struct amdgpu_device *adev, u32 reg)
272 {
273 	unsigned long flags, address, data;
274 	u32 r;
275 
276 	address = SOC15_REG_OFFSET(GC, 0, mmDIDT_IND_INDEX);
277 	data = SOC15_REG_OFFSET(GC, 0, mmDIDT_IND_DATA);
278 
279 	spin_lock_irqsave(&adev->didt_idx_lock, flags);
280 	WREG32(address, (reg));
281 	r = RREG32(data);
282 	spin_unlock_irqrestore(&adev->didt_idx_lock, flags);
283 	return r;
284 }
285 
286 static void nv_didt_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
287 {
288 	unsigned long flags, address, data;
289 
290 	address = SOC15_REG_OFFSET(GC, 0, mmDIDT_IND_INDEX);
291 	data = SOC15_REG_OFFSET(GC, 0, mmDIDT_IND_DATA);
292 
293 	spin_lock_irqsave(&adev->didt_idx_lock, flags);
294 	WREG32(address, (reg));
295 	WREG32(data, (v));
296 	spin_unlock_irqrestore(&adev->didt_idx_lock, flags);
297 }
298 
299 static u32 nv_get_config_memsize(struct amdgpu_device *adev)
300 {
301 	return adev->nbio.funcs->get_memsize(adev);
302 }
303 
304 static u32 nv_get_xclk(struct amdgpu_device *adev)
305 {
306 	return adev->clock.spll.reference_freq;
307 }
308 
309 
310 void nv_grbm_select(struct amdgpu_device *adev,
311 		     u32 me, u32 pipe, u32 queue, u32 vmid)
312 {
313 	u32 grbm_gfx_cntl = 0;
314 	grbm_gfx_cntl = REG_SET_FIELD(grbm_gfx_cntl, GRBM_GFX_CNTL, PIPEID, pipe);
315 	grbm_gfx_cntl = REG_SET_FIELD(grbm_gfx_cntl, GRBM_GFX_CNTL, MEID, me);
316 	grbm_gfx_cntl = REG_SET_FIELD(grbm_gfx_cntl, GRBM_GFX_CNTL, VMID, vmid);
317 	grbm_gfx_cntl = REG_SET_FIELD(grbm_gfx_cntl, GRBM_GFX_CNTL, QUEUEID, queue);
318 
319 	WREG32_SOC15(GC, 0, mmGRBM_GFX_CNTL, grbm_gfx_cntl);
320 }
321 
322 static void nv_vga_set_state(struct amdgpu_device *adev, bool state)
323 {
324 	/* todo */
325 }
326 
327 static bool nv_read_disabled_bios(struct amdgpu_device *adev)
328 {
329 	/* todo */
330 	return false;
331 }
332 
333 static struct soc15_allowed_register_entry nv_allowed_read_registers[] = {
334 	{ SOC15_REG_ENTRY(GC, 0, mmGRBM_STATUS)},
335 	{ SOC15_REG_ENTRY(GC, 0, mmGRBM_STATUS2)},
336 	{ SOC15_REG_ENTRY(GC, 0, mmGRBM_STATUS_SE0)},
337 	{ SOC15_REG_ENTRY(GC, 0, mmGRBM_STATUS_SE1)},
338 	{ SOC15_REG_ENTRY(GC, 0, mmGRBM_STATUS_SE2)},
339 	{ SOC15_REG_ENTRY(GC, 0, mmGRBM_STATUS_SE3)},
340 	{ SOC15_REG_ENTRY(SDMA0, 0, mmSDMA0_STATUS_REG)},
341 	{ SOC15_REG_ENTRY(SDMA1, 0, mmSDMA1_STATUS_REG)},
342 	{ SOC15_REG_ENTRY(GC, 0, mmCP_STAT)},
343 	{ SOC15_REG_ENTRY(GC, 0, mmCP_STALLED_STAT1)},
344 	{ SOC15_REG_ENTRY(GC, 0, mmCP_STALLED_STAT2)},
345 	{ SOC15_REG_ENTRY(GC, 0, mmCP_STALLED_STAT3)},
346 	{ SOC15_REG_ENTRY(GC, 0, mmCP_CPF_BUSY_STAT)},
347 	{ SOC15_REG_ENTRY(GC, 0, mmCP_CPF_STALLED_STAT1)},
348 	{ SOC15_REG_ENTRY(GC, 0, mmCP_CPF_STATUS)},
349 	{ SOC15_REG_ENTRY(GC, 0, mmCP_CPC_BUSY_STAT)},
350 	{ SOC15_REG_ENTRY(GC, 0, mmCP_CPC_STALLED_STAT1)},
351 	{ SOC15_REG_ENTRY(GC, 0, mmCP_CPC_STATUS)},
352 	{ SOC15_REG_ENTRY(GC, 0, mmGB_ADDR_CONFIG)},
353 };
354 
355 static uint32_t nv_read_indexed_register(struct amdgpu_device *adev, u32 se_num,
356 					 u32 sh_num, u32 reg_offset)
357 {
358 	uint32_t val;
359 
360 	mutex_lock(&adev->grbm_idx_mutex);
361 	if (se_num != 0xffffffff || sh_num != 0xffffffff)
362 		amdgpu_gfx_select_se_sh(adev, se_num, sh_num, 0xffffffff);
363 
364 	val = RREG32(reg_offset);
365 
366 	if (se_num != 0xffffffff || sh_num != 0xffffffff)
367 		amdgpu_gfx_select_se_sh(adev, 0xffffffff, 0xffffffff, 0xffffffff);
368 	mutex_unlock(&adev->grbm_idx_mutex);
369 	return val;
370 }
371 
372 static uint32_t nv_get_register_value(struct amdgpu_device *adev,
373 				      bool indexed, u32 se_num,
374 				      u32 sh_num, u32 reg_offset)
375 {
376 	if (indexed) {
377 		return nv_read_indexed_register(adev, se_num, sh_num, reg_offset);
378 	} else {
379 		if (reg_offset == SOC15_REG_OFFSET(GC, 0, mmGB_ADDR_CONFIG))
380 			return adev->gfx.config.gb_addr_config;
381 		return RREG32(reg_offset);
382 	}
383 }
384 
385 static int nv_read_register(struct amdgpu_device *adev, u32 se_num,
386 			    u32 sh_num, u32 reg_offset, u32 *value)
387 {
388 	uint32_t i;
389 	struct soc15_allowed_register_entry  *en;
390 
391 	*value = 0;
392 	for (i = 0; i < ARRAY_SIZE(nv_allowed_read_registers); i++) {
393 		en = &nv_allowed_read_registers[i];
394 		if ((i == 7 && (adev->sdma.num_instances == 1)) || /* some asics don't have SDMA1 */
395 		    reg_offset !=
396 		    (adev->reg_offset[en->hwip][en->inst][en->seg] + en->reg_offset))
397 			continue;
398 
399 		*value = nv_get_register_value(adev,
400 					       nv_allowed_read_registers[i].grbm_indexed,
401 					       se_num, sh_num, reg_offset);
402 		return 0;
403 	}
404 	return -EINVAL;
405 }
406 
407 static int nv_asic_mode2_reset(struct amdgpu_device *adev)
408 {
409 	u32 i;
410 	int ret = 0;
411 
412 	amdgpu_atombios_scratch_regs_engine_hung(adev, true);
413 
414 	/* disable BM */
415 	pci_clear_master(adev->pdev);
416 
417 	amdgpu_device_cache_pci_state(adev->pdev);
418 
419 	ret = amdgpu_dpm_mode2_reset(adev);
420 	if (ret)
421 		dev_err(adev->dev, "GPU mode2 reset failed\n");
422 
423 	amdgpu_device_load_pci_state(adev->pdev);
424 
425 	/* wait for asic to come out of reset */
426 	for (i = 0; i < adev->usec_timeout; i++) {
427 		u32 memsize = adev->nbio.funcs->get_memsize(adev);
428 
429 		if (memsize != 0xffffffff)
430 			break;
431 		udelay(1);
432 	}
433 
434 	amdgpu_atombios_scratch_regs_engine_hung(adev, false);
435 
436 	return ret;
437 }
438 
439 static enum amd_reset_method
440 nv_asic_reset_method(struct amdgpu_device *adev)
441 {
442 	if (amdgpu_reset_method == AMD_RESET_METHOD_MODE1 ||
443 	    amdgpu_reset_method == AMD_RESET_METHOD_MODE2 ||
444 	    amdgpu_reset_method == AMD_RESET_METHOD_BACO ||
445 	    amdgpu_reset_method == AMD_RESET_METHOD_PCI)
446 		return amdgpu_reset_method;
447 
448 	if (amdgpu_reset_method != -1)
449 		dev_warn(adev->dev, "Specified reset method:%d isn't supported, using AUTO instead.\n",
450 				  amdgpu_reset_method);
451 
452 	switch (adev->ip_versions[MP1_HWIP][0]) {
453 	case IP_VERSION(11, 5, 0):
454 	case IP_VERSION(13, 0, 1):
455 	case IP_VERSION(13, 0, 3):
456 		return AMD_RESET_METHOD_MODE2;
457 	case IP_VERSION(11, 0, 7):
458 	case IP_VERSION(11, 0, 11):
459 	case IP_VERSION(11, 0, 12):
460 	case IP_VERSION(11, 0, 13):
461 		return AMD_RESET_METHOD_MODE1;
462 	default:
463 		if (amdgpu_dpm_is_baco_supported(adev))
464 			return AMD_RESET_METHOD_BACO;
465 		else
466 			return AMD_RESET_METHOD_MODE1;
467 	}
468 }
469 
470 static int nv_asic_reset(struct amdgpu_device *adev)
471 {
472 	int ret = 0;
473 
474 	switch (nv_asic_reset_method(adev)) {
475 	case AMD_RESET_METHOD_PCI:
476 		dev_info(adev->dev, "PCI reset\n");
477 		ret = amdgpu_device_pci_reset(adev);
478 		break;
479 	case AMD_RESET_METHOD_BACO:
480 		dev_info(adev->dev, "BACO reset\n");
481 		ret = amdgpu_dpm_baco_reset(adev);
482 		break;
483 	case AMD_RESET_METHOD_MODE2:
484 		dev_info(adev->dev, "MODE2 reset\n");
485 		ret = nv_asic_mode2_reset(adev);
486 		break;
487 	default:
488 		dev_info(adev->dev, "MODE1 reset\n");
489 		ret = amdgpu_device_mode1_reset(adev);
490 		break;
491 	}
492 
493 	return ret;
494 }
495 
496 static int nv_set_uvd_clocks(struct amdgpu_device *adev, u32 vclk, u32 dclk)
497 {
498 	/* todo */
499 	return 0;
500 }
501 
502 static int nv_set_vce_clocks(struct amdgpu_device *adev, u32 evclk, u32 ecclk)
503 {
504 	/* todo */
505 	return 0;
506 }
507 
508 static void nv_pcie_gen3_enable(struct amdgpu_device *adev)
509 {
510 	if (pci_is_root_bus(adev->pdev->bus))
511 		return;
512 
513 	if (amdgpu_pcie_gen2 == 0)
514 		return;
515 
516 	if (!(adev->pm.pcie_gen_mask & (CAIL_PCIE_LINK_SPEED_SUPPORT_GEN2 |
517 					CAIL_PCIE_LINK_SPEED_SUPPORT_GEN3)))
518 		return;
519 
520 	/* todo */
521 }
522 
523 static void nv_program_aspm(struct amdgpu_device *adev)
524 {
525 	if (!amdgpu_aspm)
526 		return;
527 
528 	if (!(adev->flags & AMD_IS_APU) &&
529 	    (adev->nbio.funcs->program_aspm))
530 		adev->nbio.funcs->program_aspm(adev);
531 
532 }
533 
534 static void nv_enable_doorbell_aperture(struct amdgpu_device *adev,
535 					bool enable)
536 {
537 	adev->nbio.funcs->enable_doorbell_aperture(adev, enable);
538 	adev->nbio.funcs->enable_doorbell_selfring_aperture(adev, enable);
539 }
540 
541 const struct amdgpu_ip_block_version nv_common_ip_block =
542 {
543 	.type = AMD_IP_BLOCK_TYPE_COMMON,
544 	.major = 1,
545 	.minor = 0,
546 	.rev = 0,
547 	.funcs = &nv_common_ip_funcs,
548 };
549 
550 void nv_set_virt_ops(struct amdgpu_device *adev)
551 {
552 	adev->virt.ops = &xgpu_nv_virt_ops;
553 }
554 
555 static uint32_t nv_get_rev_id(struct amdgpu_device *adev)
556 {
557 	return adev->nbio.funcs->get_rev_id(adev);
558 }
559 
560 static bool nv_need_full_reset(struct amdgpu_device *adev)
561 {
562 	return true;
563 }
564 
565 static bool nv_need_reset_on_init(struct amdgpu_device *adev)
566 {
567 	u32 sol_reg;
568 
569 	if (adev->flags & AMD_IS_APU)
570 		return false;
571 
572 	/* Check sOS sign of life register to confirm sys driver and sOS
573 	 * are already been loaded.
574 	 */
575 	sol_reg = RREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_81);
576 	if (sol_reg)
577 		return true;
578 
579 	return false;
580 }
581 
582 static uint64_t nv_get_pcie_replay_count(struct amdgpu_device *adev)
583 {
584 
585 	/* TODO
586 	 * dummy implement for pcie_replay_count sysfs interface
587 	 * */
588 
589 	return 0;
590 }
591 
592 static void nv_init_doorbell_index(struct amdgpu_device *adev)
593 {
594 	adev->doorbell_index.kiq = AMDGPU_NAVI10_DOORBELL_KIQ;
595 	adev->doorbell_index.mec_ring0 = AMDGPU_NAVI10_DOORBELL_MEC_RING0;
596 	adev->doorbell_index.mec_ring1 = AMDGPU_NAVI10_DOORBELL_MEC_RING1;
597 	adev->doorbell_index.mec_ring2 = AMDGPU_NAVI10_DOORBELL_MEC_RING2;
598 	adev->doorbell_index.mec_ring3 = AMDGPU_NAVI10_DOORBELL_MEC_RING3;
599 	adev->doorbell_index.mec_ring4 = AMDGPU_NAVI10_DOORBELL_MEC_RING4;
600 	adev->doorbell_index.mec_ring5 = AMDGPU_NAVI10_DOORBELL_MEC_RING5;
601 	adev->doorbell_index.mec_ring6 = AMDGPU_NAVI10_DOORBELL_MEC_RING6;
602 	adev->doorbell_index.mec_ring7 = AMDGPU_NAVI10_DOORBELL_MEC_RING7;
603 	adev->doorbell_index.userqueue_start = AMDGPU_NAVI10_DOORBELL_USERQUEUE_START;
604 	adev->doorbell_index.userqueue_end = AMDGPU_NAVI10_DOORBELL_USERQUEUE_END;
605 	adev->doorbell_index.gfx_ring0 = AMDGPU_NAVI10_DOORBELL_GFX_RING0;
606 	adev->doorbell_index.gfx_ring1 = AMDGPU_NAVI10_DOORBELL_GFX_RING1;
607 	adev->doorbell_index.mes_ring = AMDGPU_NAVI10_DOORBELL_MES_RING;
608 	adev->doorbell_index.sdma_engine[0] = AMDGPU_NAVI10_DOORBELL_sDMA_ENGINE0;
609 	adev->doorbell_index.sdma_engine[1] = AMDGPU_NAVI10_DOORBELL_sDMA_ENGINE1;
610 	adev->doorbell_index.sdma_engine[2] = AMDGPU_NAVI10_DOORBELL_sDMA_ENGINE2;
611 	adev->doorbell_index.sdma_engine[3] = AMDGPU_NAVI10_DOORBELL_sDMA_ENGINE3;
612 	adev->doorbell_index.ih = AMDGPU_NAVI10_DOORBELL_IH;
613 	adev->doorbell_index.vcn.vcn_ring0_1 = AMDGPU_NAVI10_DOORBELL64_VCN0_1;
614 	adev->doorbell_index.vcn.vcn_ring2_3 = AMDGPU_NAVI10_DOORBELL64_VCN2_3;
615 	adev->doorbell_index.vcn.vcn_ring4_5 = AMDGPU_NAVI10_DOORBELL64_VCN4_5;
616 	adev->doorbell_index.vcn.vcn_ring6_7 = AMDGPU_NAVI10_DOORBELL64_VCN6_7;
617 	adev->doorbell_index.first_non_cp = AMDGPU_NAVI10_DOORBELL64_FIRST_NON_CP;
618 	adev->doorbell_index.last_non_cp = AMDGPU_NAVI10_DOORBELL64_LAST_NON_CP;
619 
620 	adev->doorbell_index.max_assignment = AMDGPU_NAVI10_DOORBELL_MAX_ASSIGNMENT << 1;
621 	adev->doorbell_index.sdma_doorbell_range = 20;
622 }
623 
624 static void nv_pre_asic_init(struct amdgpu_device *adev)
625 {
626 }
627 
628 static int nv_update_umd_stable_pstate(struct amdgpu_device *adev,
629 				       bool enter)
630 {
631 	if (enter)
632 		amdgpu_gfx_rlc_enter_safe_mode(adev);
633 	else
634 		amdgpu_gfx_rlc_exit_safe_mode(adev);
635 
636 	if (adev->gfx.funcs->update_perfmon_mgcg)
637 		adev->gfx.funcs->update_perfmon_mgcg(adev, !enter);
638 
639 	if (!(adev->flags & AMD_IS_APU) &&
640 	    (adev->nbio.funcs->enable_aspm))
641 		adev->nbio.funcs->enable_aspm(adev, !enter);
642 
643 	return 0;
644 }
645 
646 static const struct amdgpu_asic_funcs nv_asic_funcs =
647 {
648 	.read_disabled_bios = &nv_read_disabled_bios,
649 	.read_bios_from_rom = &amdgpu_soc15_read_bios_from_rom,
650 	.read_register = &nv_read_register,
651 	.reset = &nv_asic_reset,
652 	.reset_method = &nv_asic_reset_method,
653 	.set_vga_state = &nv_vga_set_state,
654 	.get_xclk = &nv_get_xclk,
655 	.set_uvd_clocks = &nv_set_uvd_clocks,
656 	.set_vce_clocks = &nv_set_vce_clocks,
657 	.get_config_memsize = &nv_get_config_memsize,
658 	.init_doorbell_index = &nv_init_doorbell_index,
659 	.need_full_reset = &nv_need_full_reset,
660 	.need_reset_on_init = &nv_need_reset_on_init,
661 	.get_pcie_replay_count = &nv_get_pcie_replay_count,
662 	.supports_baco = &amdgpu_dpm_is_baco_supported,
663 	.pre_asic_init = &nv_pre_asic_init,
664 	.update_umd_stable_pstate = &nv_update_umd_stable_pstate,
665 	.query_video_codecs = &nv_query_video_codecs,
666 };
667 
668 static int nv_common_early_init(void *handle)
669 {
670 #define MMIO_REG_HOLE_OFFSET (0x80000 - PAGE_SIZE)
671 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
672 
673 	if (!amdgpu_sriov_vf(adev)) {
674 		adev->rmmio_remap.reg_offset = MMIO_REG_HOLE_OFFSET;
675 		adev->rmmio_remap.bus_addr = adev->rmmio_base + MMIO_REG_HOLE_OFFSET;
676 	}
677 	adev->smc_rreg = NULL;
678 	adev->smc_wreg = NULL;
679 	adev->pcie_rreg = &nv_pcie_rreg;
680 	adev->pcie_wreg = &nv_pcie_wreg;
681 	adev->pcie_rreg64 = &nv_pcie_rreg64;
682 	adev->pcie_wreg64 = &nv_pcie_wreg64;
683 	adev->pciep_rreg = amdgpu_device_pcie_port_rreg;
684 	adev->pciep_wreg = amdgpu_device_pcie_port_wreg;
685 
686 	/* TODO: will add them during VCN v2 implementation */
687 	adev->uvd_ctx_rreg = NULL;
688 	adev->uvd_ctx_wreg = NULL;
689 
690 	adev->didt_rreg = &nv_didt_rreg;
691 	adev->didt_wreg = &nv_didt_wreg;
692 
693 	adev->asic_funcs = &nv_asic_funcs;
694 
695 	adev->rev_id = nv_get_rev_id(adev);
696 	adev->external_rev_id = 0xff;
697 	/* TODO: split the GC and PG flags based on the relevant IP version for which
698 	 * they are relevant.
699 	 */
700 	switch (adev->ip_versions[GC_HWIP][0]) {
701 	case IP_VERSION(10, 1, 10):
702 		adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
703 			AMD_CG_SUPPORT_GFX_CGCG |
704 			AMD_CG_SUPPORT_IH_CG |
705 			AMD_CG_SUPPORT_HDP_MGCG |
706 			AMD_CG_SUPPORT_HDP_LS |
707 			AMD_CG_SUPPORT_SDMA_MGCG |
708 			AMD_CG_SUPPORT_SDMA_LS |
709 			AMD_CG_SUPPORT_MC_MGCG |
710 			AMD_CG_SUPPORT_MC_LS |
711 			AMD_CG_SUPPORT_ATHUB_MGCG |
712 			AMD_CG_SUPPORT_ATHUB_LS |
713 			AMD_CG_SUPPORT_VCN_MGCG |
714 			AMD_CG_SUPPORT_JPEG_MGCG |
715 			AMD_CG_SUPPORT_BIF_MGCG |
716 			AMD_CG_SUPPORT_BIF_LS;
717 		adev->pg_flags = AMD_PG_SUPPORT_VCN |
718 			AMD_PG_SUPPORT_VCN_DPG |
719 			AMD_PG_SUPPORT_JPEG |
720 			AMD_PG_SUPPORT_ATHUB;
721 		adev->external_rev_id = adev->rev_id + 0x1;
722 		break;
723 	case IP_VERSION(10, 1, 1):
724 		adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
725 			AMD_CG_SUPPORT_GFX_CGCG |
726 			AMD_CG_SUPPORT_IH_CG |
727 			AMD_CG_SUPPORT_HDP_MGCG |
728 			AMD_CG_SUPPORT_HDP_LS |
729 			AMD_CG_SUPPORT_SDMA_MGCG |
730 			AMD_CG_SUPPORT_SDMA_LS |
731 			AMD_CG_SUPPORT_MC_MGCG |
732 			AMD_CG_SUPPORT_MC_LS |
733 			AMD_CG_SUPPORT_ATHUB_MGCG |
734 			AMD_CG_SUPPORT_ATHUB_LS |
735 			AMD_CG_SUPPORT_VCN_MGCG |
736 			AMD_CG_SUPPORT_JPEG_MGCG |
737 			AMD_CG_SUPPORT_BIF_MGCG |
738 			AMD_CG_SUPPORT_BIF_LS;
739 		adev->pg_flags = AMD_PG_SUPPORT_VCN |
740 			AMD_PG_SUPPORT_JPEG |
741 			AMD_PG_SUPPORT_VCN_DPG;
742 		adev->external_rev_id = adev->rev_id + 20;
743 		break;
744 	case IP_VERSION(10, 1, 2):
745 		adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
746 			AMD_CG_SUPPORT_GFX_MGLS |
747 			AMD_CG_SUPPORT_GFX_CGCG |
748 			AMD_CG_SUPPORT_GFX_CP_LS |
749 			AMD_CG_SUPPORT_GFX_RLC_LS |
750 			AMD_CG_SUPPORT_IH_CG |
751 			AMD_CG_SUPPORT_HDP_MGCG |
752 			AMD_CG_SUPPORT_HDP_LS |
753 			AMD_CG_SUPPORT_SDMA_MGCG |
754 			AMD_CG_SUPPORT_SDMA_LS |
755 			AMD_CG_SUPPORT_MC_MGCG |
756 			AMD_CG_SUPPORT_MC_LS |
757 			AMD_CG_SUPPORT_ATHUB_MGCG |
758 			AMD_CG_SUPPORT_ATHUB_LS |
759 			AMD_CG_SUPPORT_VCN_MGCG |
760 			AMD_CG_SUPPORT_JPEG_MGCG;
761 		adev->pg_flags = AMD_PG_SUPPORT_VCN |
762 			AMD_PG_SUPPORT_VCN_DPG |
763 			AMD_PG_SUPPORT_JPEG |
764 			AMD_PG_SUPPORT_ATHUB;
765 		/* guest vm gets 0xffffffff when reading RCC_DEV0_EPF0_STRAP0,
766 		 * as a consequence, the rev_id and external_rev_id are wrong.
767 		 * workaround it by hardcoding rev_id to 0 (default value).
768 		 */
769 		if (amdgpu_sriov_vf(adev))
770 			adev->rev_id = 0;
771 		adev->external_rev_id = adev->rev_id + 0xa;
772 		break;
773 	case IP_VERSION(10, 3, 0):
774 		adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
775 			AMD_CG_SUPPORT_GFX_CGCG |
776 			AMD_CG_SUPPORT_GFX_CGLS |
777 			AMD_CG_SUPPORT_GFX_3D_CGCG |
778 			AMD_CG_SUPPORT_MC_MGCG |
779 			AMD_CG_SUPPORT_VCN_MGCG |
780 			AMD_CG_SUPPORT_JPEG_MGCG |
781 			AMD_CG_SUPPORT_HDP_MGCG |
782 			AMD_CG_SUPPORT_HDP_LS |
783 			AMD_CG_SUPPORT_IH_CG |
784 			AMD_CG_SUPPORT_MC_LS;
785 		adev->pg_flags = AMD_PG_SUPPORT_VCN |
786 			AMD_PG_SUPPORT_VCN_DPG |
787 			AMD_PG_SUPPORT_JPEG |
788 			AMD_PG_SUPPORT_ATHUB |
789 			AMD_PG_SUPPORT_MMHUB;
790 		if (amdgpu_sriov_vf(adev)) {
791 			/* hypervisor control CG and PG enablement */
792 			adev->cg_flags = 0;
793 			adev->pg_flags = 0;
794 		}
795 		adev->external_rev_id = adev->rev_id + 0x28;
796 		break;
797 	case IP_VERSION(10, 3, 2):
798 		adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
799 			AMD_CG_SUPPORT_GFX_CGCG |
800 			AMD_CG_SUPPORT_GFX_CGLS |
801 			AMD_CG_SUPPORT_GFX_3D_CGCG |
802 			AMD_CG_SUPPORT_VCN_MGCG |
803 			AMD_CG_SUPPORT_JPEG_MGCG |
804 			AMD_CG_SUPPORT_MC_MGCG |
805 			AMD_CG_SUPPORT_MC_LS |
806 			AMD_CG_SUPPORT_HDP_MGCG |
807 			AMD_CG_SUPPORT_HDP_LS |
808 			AMD_CG_SUPPORT_IH_CG;
809 		adev->pg_flags = AMD_PG_SUPPORT_VCN |
810 			AMD_PG_SUPPORT_VCN_DPG |
811 			AMD_PG_SUPPORT_JPEG |
812 			AMD_PG_SUPPORT_ATHUB |
813 			AMD_PG_SUPPORT_MMHUB;
814 		adev->external_rev_id = adev->rev_id + 0x32;
815 		break;
816 	case IP_VERSION(10, 3, 1):
817 		adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
818 			AMD_CG_SUPPORT_GFX_MGLS |
819 			AMD_CG_SUPPORT_GFX_CP_LS |
820 			AMD_CG_SUPPORT_GFX_RLC_LS |
821 			AMD_CG_SUPPORT_GFX_CGCG |
822 			AMD_CG_SUPPORT_GFX_CGLS |
823 			AMD_CG_SUPPORT_GFX_3D_CGCG |
824 			AMD_CG_SUPPORT_GFX_3D_CGLS |
825 			AMD_CG_SUPPORT_MC_MGCG |
826 			AMD_CG_SUPPORT_MC_LS |
827 			AMD_CG_SUPPORT_GFX_FGCG |
828 			AMD_CG_SUPPORT_VCN_MGCG |
829 			AMD_CG_SUPPORT_SDMA_MGCG |
830 			AMD_CG_SUPPORT_SDMA_LS |
831 			AMD_CG_SUPPORT_JPEG_MGCG;
832 		adev->pg_flags = AMD_PG_SUPPORT_GFX_PG |
833 			AMD_PG_SUPPORT_VCN |
834 			AMD_PG_SUPPORT_VCN_DPG |
835 			AMD_PG_SUPPORT_JPEG;
836 		if (adev->apu_flags & AMD_APU_IS_VANGOGH)
837 			adev->external_rev_id = adev->rev_id + 0x01;
838 		break;
839 	case IP_VERSION(10, 3, 4):
840 		adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
841 			AMD_CG_SUPPORT_GFX_CGCG |
842 			AMD_CG_SUPPORT_GFX_CGLS |
843 			AMD_CG_SUPPORT_GFX_3D_CGCG |
844 			AMD_CG_SUPPORT_VCN_MGCG |
845 			AMD_CG_SUPPORT_JPEG_MGCG |
846 			AMD_CG_SUPPORT_MC_MGCG |
847 			AMD_CG_SUPPORT_MC_LS |
848 			AMD_CG_SUPPORT_HDP_MGCG |
849 			AMD_CG_SUPPORT_HDP_LS |
850 			AMD_CG_SUPPORT_IH_CG;
851 		adev->pg_flags = AMD_PG_SUPPORT_VCN |
852 			AMD_PG_SUPPORT_VCN_DPG |
853 			AMD_PG_SUPPORT_JPEG |
854 			AMD_PG_SUPPORT_ATHUB |
855 			AMD_PG_SUPPORT_MMHUB;
856 		adev->external_rev_id = adev->rev_id + 0x3c;
857 		break;
858 	case IP_VERSION(10, 3, 5):
859 		adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
860 			AMD_CG_SUPPORT_GFX_CGCG |
861 			AMD_CG_SUPPORT_GFX_CGLS |
862 			AMD_CG_SUPPORT_GFX_3D_CGCG |
863 			AMD_CG_SUPPORT_MC_MGCG |
864 			AMD_CG_SUPPORT_MC_LS |
865 			AMD_CG_SUPPORT_HDP_MGCG |
866 			AMD_CG_SUPPORT_HDP_LS |
867 			AMD_CG_SUPPORT_IH_CG |
868 			AMD_CG_SUPPORT_VCN_MGCG;
869 		adev->pg_flags = AMD_PG_SUPPORT_VCN |
870 			AMD_PG_SUPPORT_VCN_DPG |
871 			AMD_PG_SUPPORT_ATHUB |
872 			AMD_PG_SUPPORT_MMHUB;
873 		adev->external_rev_id = adev->rev_id + 0x46;
874 		break;
875 	case IP_VERSION(10, 3, 3):
876 		adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
877 			AMD_CG_SUPPORT_GFX_MGLS |
878 			AMD_CG_SUPPORT_GFX_CGCG |
879 			AMD_CG_SUPPORT_GFX_CGLS |
880 			AMD_CG_SUPPORT_GFX_3D_CGCG |
881 			AMD_CG_SUPPORT_GFX_3D_CGLS |
882 			AMD_CG_SUPPORT_GFX_RLC_LS |
883 			AMD_CG_SUPPORT_GFX_CP_LS |
884 			AMD_CG_SUPPORT_GFX_FGCG |
885 			AMD_CG_SUPPORT_MC_MGCG |
886 			AMD_CG_SUPPORT_MC_LS |
887 			AMD_CG_SUPPORT_SDMA_LS |
888 			AMD_CG_SUPPORT_HDP_MGCG |
889 			AMD_CG_SUPPORT_HDP_LS |
890 			AMD_CG_SUPPORT_ATHUB_MGCG |
891 			AMD_CG_SUPPORT_ATHUB_LS |
892 			AMD_CG_SUPPORT_IH_CG |
893 			AMD_CG_SUPPORT_VCN_MGCG |
894 			AMD_CG_SUPPORT_JPEG_MGCG;
895 		adev->pg_flags = AMD_PG_SUPPORT_GFX_PG |
896 			AMD_PG_SUPPORT_VCN |
897 			AMD_PG_SUPPORT_VCN_DPG |
898 			AMD_PG_SUPPORT_JPEG;
899 		if (adev->pdev->device == 0x1681)
900 			adev->external_rev_id = 0x20;
901 		else
902 			adev->external_rev_id = adev->rev_id + 0x01;
903 		break;
904 	case IP_VERSION(10, 1, 3):
905 		adev->cg_flags = 0;
906 		adev->pg_flags = 0;
907 		adev->external_rev_id = adev->rev_id + 0x82;
908 		break;
909 	default:
910 		/* FIXME: not supported yet */
911 		return -EINVAL;
912 	}
913 
914 	if (adev->harvest_ip_mask & AMD_HARVEST_IP_VCN_MASK)
915 		adev->pg_flags &= ~(AMD_PG_SUPPORT_VCN |
916 				    AMD_PG_SUPPORT_VCN_DPG |
917 				    AMD_PG_SUPPORT_JPEG);
918 
919 	if (amdgpu_sriov_vf(adev)) {
920 		amdgpu_virt_init_setting(adev);
921 		xgpu_nv_mailbox_set_irq_funcs(adev);
922 	}
923 
924 	return 0;
925 }
926 
927 static int nv_common_late_init(void *handle)
928 {
929 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
930 
931 	if (amdgpu_sriov_vf(adev)) {
932 		xgpu_nv_mailbox_get_irq(adev);
933 		amdgpu_virt_update_sriov_video_codec(adev,
934 				sriov_sc_video_codecs_encode_array, ARRAY_SIZE(sriov_sc_video_codecs_encode_array),
935 				sriov_sc_video_codecs_decode_array, ARRAY_SIZE(sriov_sc_video_codecs_decode_array));
936 	}
937 
938 	return 0;
939 }
940 
941 static int nv_common_sw_init(void *handle)
942 {
943 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
944 
945 	if (amdgpu_sriov_vf(adev))
946 		xgpu_nv_mailbox_add_irq_id(adev);
947 
948 	return 0;
949 }
950 
951 static int nv_common_sw_fini(void *handle)
952 {
953 	return 0;
954 }
955 
956 static int nv_common_hw_init(void *handle)
957 {
958 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
959 
960 	if (adev->nbio.funcs->apply_lc_spc_mode_wa)
961 		adev->nbio.funcs->apply_lc_spc_mode_wa(adev);
962 
963 	if (adev->nbio.funcs->apply_l1_link_width_reconfig_wa)
964 		adev->nbio.funcs->apply_l1_link_width_reconfig_wa(adev);
965 
966 	/* enable pcie gen2/3 link */
967 	nv_pcie_gen3_enable(adev);
968 	/* enable aspm */
969 	nv_program_aspm(adev);
970 	/* setup nbio registers */
971 	adev->nbio.funcs->init_registers(adev);
972 	/* remap HDP registers to a hole in mmio space,
973 	 * for the purpose of expose those registers
974 	 * to process space
975 	 */
976 	if (adev->nbio.funcs->remap_hdp_registers && !amdgpu_sriov_vf(adev))
977 		adev->nbio.funcs->remap_hdp_registers(adev);
978 	/* enable the doorbell aperture */
979 	nv_enable_doorbell_aperture(adev, true);
980 
981 	return 0;
982 }
983 
984 static int nv_common_hw_fini(void *handle)
985 {
986 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
987 
988 	/* disable the doorbell aperture */
989 	nv_enable_doorbell_aperture(adev, false);
990 
991 	return 0;
992 }
993 
994 static int nv_common_suspend(void *handle)
995 {
996 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
997 
998 	return nv_common_hw_fini(adev);
999 }
1000 
1001 static int nv_common_resume(void *handle)
1002 {
1003 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1004 
1005 	return nv_common_hw_init(adev);
1006 }
1007 
1008 static bool nv_common_is_idle(void *handle)
1009 {
1010 	return true;
1011 }
1012 
1013 static int nv_common_wait_for_idle(void *handle)
1014 {
1015 	return 0;
1016 }
1017 
1018 static int nv_common_soft_reset(void *handle)
1019 {
1020 	return 0;
1021 }
1022 
1023 static int nv_common_set_clockgating_state(void *handle,
1024 					   enum amd_clockgating_state state)
1025 {
1026 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1027 
1028 	if (amdgpu_sriov_vf(adev))
1029 		return 0;
1030 
1031 	switch (adev->ip_versions[NBIO_HWIP][0]) {
1032 	case IP_VERSION(2, 3, 0):
1033 	case IP_VERSION(2, 3, 1):
1034 	case IP_VERSION(2, 3, 2):
1035 	case IP_VERSION(3, 3, 0):
1036 	case IP_VERSION(3, 3, 1):
1037 	case IP_VERSION(3, 3, 2):
1038 	case IP_VERSION(3, 3, 3):
1039 		adev->nbio.funcs->update_medium_grain_clock_gating(adev,
1040 				state == AMD_CG_STATE_GATE);
1041 		adev->nbio.funcs->update_medium_grain_light_sleep(adev,
1042 				state == AMD_CG_STATE_GATE);
1043 		adev->hdp.funcs->update_clock_gating(adev,
1044 				state == AMD_CG_STATE_GATE);
1045 		adev->smuio.funcs->update_rom_clock_gating(adev,
1046 				state == AMD_CG_STATE_GATE);
1047 		break;
1048 	default:
1049 		break;
1050 	}
1051 	return 0;
1052 }
1053 
1054 static int nv_common_set_powergating_state(void *handle,
1055 					   enum amd_powergating_state state)
1056 {
1057 	/* TODO */
1058 	return 0;
1059 }
1060 
1061 static void nv_common_get_clockgating_state(void *handle, u32 *flags)
1062 {
1063 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1064 
1065 	if (amdgpu_sriov_vf(adev))
1066 		*flags = 0;
1067 
1068 	adev->nbio.funcs->get_clockgating_state(adev, flags);
1069 
1070 	adev->hdp.funcs->get_clock_gating_state(adev, flags);
1071 
1072 	adev->smuio.funcs->get_clock_gating_state(adev, flags);
1073 
1074 	return;
1075 }
1076 
1077 static const struct amd_ip_funcs nv_common_ip_funcs = {
1078 	.name = "nv_common",
1079 	.early_init = nv_common_early_init,
1080 	.late_init = nv_common_late_init,
1081 	.sw_init = nv_common_sw_init,
1082 	.sw_fini = nv_common_sw_fini,
1083 	.hw_init = nv_common_hw_init,
1084 	.hw_fini = nv_common_hw_fini,
1085 	.suspend = nv_common_suspend,
1086 	.resume = nv_common_resume,
1087 	.is_idle = nv_common_is_idle,
1088 	.wait_for_idle = nv_common_wait_for_idle,
1089 	.soft_reset = nv_common_soft_reset,
1090 	.set_clockgating_state = nv_common_set_clockgating_state,
1091 	.set_powergating_state = nv_common_set_powergating_state,
1092 	.get_clockgating_state = nv_common_get_clockgating_state,
1093 };
1094