1 /*
2  * Copyright 2018 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 
24 #include <linux/firmware.h>
25 
26 #include "amdgpu.h"
27 #include "amdgpu_discovery.h"
28 #include "soc15_hw_ip.h"
29 #include "discovery.h"
30 
31 #include "soc15.h"
32 #include "gfx_v9_0.h"
33 #include "gmc_v9_0.h"
34 #include "df_v1_7.h"
35 #include "df_v3_6.h"
36 #include "nbio_v6_1.h"
37 #include "nbio_v7_0.h"
38 #include "nbio_v7_4.h"
39 #include "hdp_v4_0.h"
40 #include "vega10_ih.h"
41 #include "vega20_ih.h"
42 #include "sdma_v4_0.h"
43 #include "uvd_v7_0.h"
44 #include "vce_v4_0.h"
45 #include "vcn_v1_0.h"
46 #include "vcn_v2_5.h"
47 #include "jpeg_v2_5.h"
48 #include "smuio_v9_0.h"
49 #include "gmc_v10_0.h"
50 #include "gfxhub_v2_0.h"
51 #include "mmhub_v2_0.h"
52 #include "nbio_v2_3.h"
53 #include "nbio_v7_2.h"
54 #include "hdp_v5_0.h"
55 #include "nv.h"
56 #include "navi10_ih.h"
57 #include "gfx_v10_0.h"
58 #include "sdma_v5_0.h"
59 #include "sdma_v5_2.h"
60 #include "vcn_v2_0.h"
61 #include "jpeg_v2_0.h"
62 #include "vcn_v3_0.h"
63 #include "jpeg_v3_0.h"
64 #include "amdgpu_vkms.h"
65 #include "mes_v10_1.h"
66 #include "smuio_v11_0.h"
67 #include "smuio_v11_0_6.h"
68 #include "smuio_v13_0.h"
69 
70 #define FIRMWARE_IP_DISCOVERY "amdgpu/ip_discovery.bin"
71 MODULE_FIRMWARE(FIRMWARE_IP_DISCOVERY);
72 
73 #define mmRCC_CONFIG_MEMSIZE	0xde3
74 #define mmMM_INDEX		0x0
75 #define mmMM_INDEX_HI		0x6
76 #define mmMM_DATA		0x1
77 
78 static const char *hw_id_names[HW_ID_MAX] = {
79 	[MP1_HWID]		= "MP1",
80 	[MP2_HWID]		= "MP2",
81 	[THM_HWID]		= "THM",
82 	[SMUIO_HWID]		= "SMUIO",
83 	[FUSE_HWID]		= "FUSE",
84 	[CLKA_HWID]		= "CLKA",
85 	[PWR_HWID]		= "PWR",
86 	[GC_HWID]		= "GC",
87 	[UVD_HWID]		= "UVD",
88 	[AUDIO_AZ_HWID]		= "AUDIO_AZ",
89 	[ACP_HWID]		= "ACP",
90 	[DCI_HWID]		= "DCI",
91 	[DMU_HWID]		= "DMU",
92 	[DCO_HWID]		= "DCO",
93 	[DIO_HWID]		= "DIO",
94 	[XDMA_HWID]		= "XDMA",
95 	[DCEAZ_HWID]		= "DCEAZ",
96 	[DAZ_HWID]		= "DAZ",
97 	[SDPMUX_HWID]		= "SDPMUX",
98 	[NTB_HWID]		= "NTB",
99 	[IOHC_HWID]		= "IOHC",
100 	[L2IMU_HWID]		= "L2IMU",
101 	[VCE_HWID]		= "VCE",
102 	[MMHUB_HWID]		= "MMHUB",
103 	[ATHUB_HWID]		= "ATHUB",
104 	[DBGU_NBIO_HWID]	= "DBGU_NBIO",
105 	[DFX_HWID]		= "DFX",
106 	[DBGU0_HWID]		= "DBGU0",
107 	[DBGU1_HWID]		= "DBGU1",
108 	[OSSSYS_HWID]		= "OSSSYS",
109 	[HDP_HWID]		= "HDP",
110 	[SDMA0_HWID]		= "SDMA0",
111 	[SDMA1_HWID]		= "SDMA1",
112 	[SDMA2_HWID]		= "SDMA2",
113 	[SDMA3_HWID]		= "SDMA3",
114 	[ISP_HWID]		= "ISP",
115 	[DBGU_IO_HWID]		= "DBGU_IO",
116 	[DF_HWID]		= "DF",
117 	[CLKB_HWID]		= "CLKB",
118 	[FCH_HWID]		= "FCH",
119 	[DFX_DAP_HWID]		= "DFX_DAP",
120 	[L1IMU_PCIE_HWID]	= "L1IMU_PCIE",
121 	[L1IMU_NBIF_HWID]	= "L1IMU_NBIF",
122 	[L1IMU_IOAGR_HWID]	= "L1IMU_IOAGR",
123 	[L1IMU3_HWID]		= "L1IMU3",
124 	[L1IMU4_HWID]		= "L1IMU4",
125 	[L1IMU5_HWID]		= "L1IMU5",
126 	[L1IMU6_HWID]		= "L1IMU6",
127 	[L1IMU7_HWID]		= "L1IMU7",
128 	[L1IMU8_HWID]		= "L1IMU8",
129 	[L1IMU9_HWID]		= "L1IMU9",
130 	[L1IMU10_HWID]		= "L1IMU10",
131 	[L1IMU11_HWID]		= "L1IMU11",
132 	[L1IMU12_HWID]		= "L1IMU12",
133 	[L1IMU13_HWID]		= "L1IMU13",
134 	[L1IMU14_HWID]		= "L1IMU14",
135 	[L1IMU15_HWID]		= "L1IMU15",
136 	[WAFLC_HWID]		= "WAFLC",
137 	[FCH_USB_PD_HWID]	= "FCH_USB_PD",
138 	[PCIE_HWID]		= "PCIE",
139 	[PCS_HWID]		= "PCS",
140 	[DDCL_HWID]		= "DDCL",
141 	[SST_HWID]		= "SST",
142 	[IOAGR_HWID]		= "IOAGR",
143 	[NBIF_HWID]		= "NBIF",
144 	[IOAPIC_HWID]		= "IOAPIC",
145 	[SYSTEMHUB_HWID]	= "SYSTEMHUB",
146 	[NTBCCP_HWID]		= "NTBCCP",
147 	[UMC_HWID]		= "UMC",
148 	[SATA_HWID]		= "SATA",
149 	[USB_HWID]		= "USB",
150 	[CCXSEC_HWID]		= "CCXSEC",
151 	[XGMI_HWID]		= "XGMI",
152 	[XGBE_HWID]		= "XGBE",
153 	[MP0_HWID]		= "MP0",
154 };
155 
156 static int hw_id_map[MAX_HWIP] = {
157 	[GC_HWIP]	= GC_HWID,
158 	[HDP_HWIP]	= HDP_HWID,
159 	[SDMA0_HWIP]	= SDMA0_HWID,
160 	[SDMA1_HWIP]	= SDMA1_HWID,
161 	[SDMA2_HWIP]    = SDMA2_HWID,
162 	[SDMA3_HWIP]    = SDMA3_HWID,
163 	[MMHUB_HWIP]	= MMHUB_HWID,
164 	[ATHUB_HWIP]	= ATHUB_HWID,
165 	[NBIO_HWIP]	= NBIF_HWID,
166 	[MP0_HWIP]	= MP0_HWID,
167 	[MP1_HWIP]	= MP1_HWID,
168 	[UVD_HWIP]	= UVD_HWID,
169 	[VCE_HWIP]	= VCE_HWID,
170 	[DF_HWIP]	= DF_HWID,
171 	[DCE_HWIP]	= DMU_HWID,
172 	[OSSSYS_HWIP]	= OSSSYS_HWID,
173 	[SMUIO_HWIP]	= SMUIO_HWID,
174 	[PWR_HWIP]	= PWR_HWID,
175 	[NBIF_HWIP]	= NBIF_HWID,
176 	[THM_HWIP]	= THM_HWID,
177 	[CLK_HWIP]	= CLKA_HWID,
178 	[UMC_HWIP]	= UMC_HWID,
179 	[XGMI_HWIP]	= XGMI_HWID,
180 	[DCI_HWIP]	= DCI_HWID,
181 };
182 
183 static int amdgpu_discovery_read_binary_from_vram(struct amdgpu_device *adev, uint8_t *binary)
184 {
185 	uint64_t vram_size = (uint64_t)RREG32(mmRCC_CONFIG_MEMSIZE) << 20;
186 	uint64_t pos = vram_size - DISCOVERY_TMR_OFFSET;
187 
188 	amdgpu_device_vram_access(adev, pos, (uint32_t *)binary,
189 				  adev->mman.discovery_tmr_size, false);
190 	return 0;
191 }
192 
193 static int amdgpu_discovery_read_binary_from_file(struct amdgpu_device *adev, uint8_t *binary)
194 {
195 	const struct firmware *fw;
196 	const char *fw_name;
197 	int r;
198 
199 	switch (amdgpu_discovery) {
200 	case 2:
201 		fw_name = FIRMWARE_IP_DISCOVERY;
202 		break;
203 	default:
204 		dev_warn(adev->dev, "amdgpu_discovery is not set properly\n");
205 		return -EINVAL;
206 	}
207 
208 	r = request_firmware(&fw, fw_name, adev->dev);
209 	if (r) {
210 		dev_err(adev->dev, "can't load firmware \"%s\"\n",
211 			fw_name);
212 		return r;
213 	}
214 
215 	memcpy((u8 *)binary, (u8 *)fw->data, adev->mman.discovery_tmr_size);
216 	release_firmware(fw);
217 
218 	return 0;
219 }
220 
221 static uint16_t amdgpu_discovery_calculate_checksum(uint8_t *data, uint32_t size)
222 {
223 	uint16_t checksum = 0;
224 	int i;
225 
226 	for (i = 0; i < size; i++)
227 		checksum += data[i];
228 
229 	return checksum;
230 }
231 
232 static inline bool amdgpu_discovery_verify_checksum(uint8_t *data, uint32_t size,
233 						    uint16_t expected)
234 {
235 	return !!(amdgpu_discovery_calculate_checksum(data, size) == expected);
236 }
237 
238 static inline bool amdgpu_discovery_verify_binary_signature(uint8_t *binary)
239 {
240 	struct binary_header *bhdr;
241 	bhdr = (struct binary_header *)binary;
242 
243 	return (le32_to_cpu(bhdr->binary_signature) == BINARY_SIGNATURE);
244 }
245 
246 static int amdgpu_discovery_init(struct amdgpu_device *adev)
247 {
248 	struct table_info *info;
249 	struct binary_header *bhdr;
250 	struct ip_discovery_header *ihdr;
251 	struct gpu_info_header *ghdr;
252 	uint16_t offset;
253 	uint16_t size;
254 	uint16_t checksum;
255 	int r;
256 
257 	adev->mman.discovery_tmr_size = DISCOVERY_TMR_SIZE;
258 	adev->mman.discovery_bin = kzalloc(adev->mman.discovery_tmr_size, GFP_KERNEL);
259 	if (!adev->mman.discovery_bin)
260 		return -ENOMEM;
261 
262 	r = amdgpu_discovery_read_binary_from_vram(adev, adev->mman.discovery_bin);
263 	if (r) {
264 		dev_err(adev->dev, "failed to read ip discovery binary from vram\n");
265 		r = -EINVAL;
266 		goto out;
267 	}
268 
269 	if(!amdgpu_discovery_verify_binary_signature(adev->mman.discovery_bin)) {
270 		dev_warn(adev->dev, "get invalid ip discovery binary signature from vram\n");
271 		/* retry read ip discovery binary from file */
272 		r = amdgpu_discovery_read_binary_from_file(adev, adev->mman.discovery_bin);
273 		if (r) {
274 			dev_err(adev->dev, "failed to read ip discovery binary from file\n");
275 			r = -EINVAL;
276 			goto out;
277 		}
278 		/* check the ip discovery binary signature */
279 		if(!amdgpu_discovery_verify_binary_signature(adev->mman.discovery_bin)) {
280 			dev_warn(adev->dev, "get invalid ip discovery binary signature from file\n");
281 			r = -EINVAL;
282 			goto out;
283 		}
284 	}
285 
286 	bhdr = (struct binary_header *)adev->mman.discovery_bin;
287 
288 	offset = offsetof(struct binary_header, binary_checksum) +
289 		sizeof(bhdr->binary_checksum);
290 	size = le16_to_cpu(bhdr->binary_size) - offset;
291 	checksum = le16_to_cpu(bhdr->binary_checksum);
292 
293 	if (!amdgpu_discovery_verify_checksum(adev->mman.discovery_bin + offset,
294 					      size, checksum)) {
295 		dev_err(adev->dev, "invalid ip discovery binary checksum\n");
296 		r = -EINVAL;
297 		goto out;
298 	}
299 
300 	info = &bhdr->table_list[IP_DISCOVERY];
301 	offset = le16_to_cpu(info->offset);
302 	checksum = le16_to_cpu(info->checksum);
303 	ihdr = (struct ip_discovery_header *)(adev->mman.discovery_bin + offset);
304 
305 	if (le32_to_cpu(ihdr->signature) != DISCOVERY_TABLE_SIGNATURE) {
306 		dev_err(adev->dev, "invalid ip discovery data table signature\n");
307 		r = -EINVAL;
308 		goto out;
309 	}
310 
311 	if (!amdgpu_discovery_verify_checksum(adev->mman.discovery_bin + offset,
312 					      le16_to_cpu(ihdr->size), checksum)) {
313 		dev_err(adev->dev, "invalid ip discovery data table checksum\n");
314 		r = -EINVAL;
315 		goto out;
316 	}
317 
318 	info = &bhdr->table_list[GC];
319 	offset = le16_to_cpu(info->offset);
320 	checksum = le16_to_cpu(info->checksum);
321 	ghdr = (struct gpu_info_header *)(adev->mman.discovery_bin + offset);
322 
323 	if (!amdgpu_discovery_verify_checksum(adev->mman.discovery_bin + offset,
324 				              le32_to_cpu(ghdr->size), checksum)) {
325 		dev_err(adev->dev, "invalid gc data table checksum\n");
326 		r = -EINVAL;
327 		goto out;
328 	}
329 
330 	return 0;
331 
332 out:
333 	kfree(adev->mman.discovery_bin);
334 	adev->mman.discovery_bin = NULL;
335 
336 	return r;
337 }
338 
339 void amdgpu_discovery_fini(struct amdgpu_device *adev)
340 {
341 	kfree(adev->mman.discovery_bin);
342 	adev->mman.discovery_bin = NULL;
343 }
344 
345 static int amdgpu_discovery_validate_ip(const struct ip *ip)
346 {
347 	if (ip->number_instance >= HWIP_MAX_INSTANCE) {
348 		DRM_ERROR("Unexpected number_instance (%d) from ip discovery blob\n",
349 			  ip->number_instance);
350 		return -EINVAL;
351 	}
352 	if (le16_to_cpu(ip->hw_id) >= HW_ID_MAX) {
353 		DRM_ERROR("Unexpected hw_id (%d) from ip discovery blob\n",
354 			  le16_to_cpu(ip->hw_id));
355 		return -EINVAL;
356 	}
357 
358 	return 0;
359 }
360 
361 int amdgpu_discovery_reg_base_init(struct amdgpu_device *adev)
362 {
363 	struct binary_header *bhdr;
364 	struct ip_discovery_header *ihdr;
365 	struct die_header *dhdr;
366 	struct ip *ip;
367 	uint16_t die_offset;
368 	uint16_t ip_offset;
369 	uint16_t num_dies;
370 	uint16_t num_ips;
371 	uint8_t num_base_address;
372 	int hw_ip;
373 	int i, j, k;
374 	int r;
375 
376 	r = amdgpu_discovery_init(adev);
377 	if (r) {
378 		DRM_ERROR("amdgpu_discovery_init failed\n");
379 		return r;
380 	}
381 
382 	bhdr = (struct binary_header *)adev->mman.discovery_bin;
383 	ihdr = (struct ip_discovery_header *)(adev->mman.discovery_bin +
384 			le16_to_cpu(bhdr->table_list[IP_DISCOVERY].offset));
385 	num_dies = le16_to_cpu(ihdr->num_dies);
386 
387 	DRM_DEBUG("number of dies: %d\n", num_dies);
388 
389 	for (i = 0; i < num_dies; i++) {
390 		die_offset = le16_to_cpu(ihdr->die_info[i].die_offset);
391 		dhdr = (struct die_header *)(adev->mman.discovery_bin + die_offset);
392 		num_ips = le16_to_cpu(dhdr->num_ips);
393 		ip_offset = die_offset + sizeof(*dhdr);
394 
395 		if (le16_to_cpu(dhdr->die_id) != i) {
396 			DRM_ERROR("invalid die id %d, expected %d\n",
397 					le16_to_cpu(dhdr->die_id), i);
398 			return -EINVAL;
399 		}
400 
401 		DRM_DEBUG("number of hardware IPs on die%d: %d\n",
402 				le16_to_cpu(dhdr->die_id), num_ips);
403 
404 		for (j = 0; j < num_ips; j++) {
405 			ip = (struct ip *)(adev->mman.discovery_bin + ip_offset);
406 
407 			if (amdgpu_discovery_validate_ip(ip))
408 				goto next_ip;
409 
410 			num_base_address = ip->num_base_address;
411 
412 			DRM_DEBUG("%s(%d) #%d v%d.%d.%d:\n",
413 				  hw_id_names[le16_to_cpu(ip->hw_id)],
414 				  le16_to_cpu(ip->hw_id),
415 				  ip->number_instance,
416 				  ip->major, ip->minor,
417 				  ip->revision);
418 
419 			if (le16_to_cpu(ip->hw_id) == VCN_HWID) {
420 				/* Bit [5:0]: original revision value
421 				 * Bit [7:6]: en/decode capability:
422 				 *     0b00 : VCN function normally
423 				 *     0b10 : encode is disabled
424 				 *     0b01 : decode is disabled
425 				 */
426 				adev->vcn.vcn_config[adev->vcn.num_vcn_inst] =
427 					ip->revision & 0xc0;
428 				ip->revision &= ~0xc0;
429 				adev->vcn.num_vcn_inst++;
430 			}
431 			if (le16_to_cpu(ip->hw_id) == SDMA0_HWID ||
432 			    le16_to_cpu(ip->hw_id) == SDMA1_HWID ||
433 			    le16_to_cpu(ip->hw_id) == SDMA2_HWID ||
434 			    le16_to_cpu(ip->hw_id) == SDMA3_HWID)
435 				adev->sdma.num_instances++;
436 
437 			for (k = 0; k < num_base_address; k++) {
438 				/*
439 				 * convert the endianness of base addresses in place,
440 				 * so that we don't need to convert them when accessing adev->reg_offset.
441 				 */
442 				ip->base_address[k] = le32_to_cpu(ip->base_address[k]);
443 				DRM_DEBUG("\t0x%08x\n", ip->base_address[k]);
444 			}
445 
446 			for (hw_ip = 0; hw_ip < MAX_HWIP; hw_ip++) {
447 				if (hw_id_map[hw_ip] == le16_to_cpu(ip->hw_id)) {
448 					DRM_DEBUG("set register base offset for %s\n",
449 							hw_id_names[le16_to_cpu(ip->hw_id)]);
450 					adev->reg_offset[hw_ip][ip->number_instance] =
451 						ip->base_address;
452 					/* Instance support is somewhat inconsistent.
453 					 * SDMA is a good example.  Sienna cichlid has 4 total
454 					 * SDMA instances, each enumerated separately (HWIDs
455 					 * 42, 43, 68, 69).  Arcturus has 8 total SDMA instances,
456 					 * but they are enumerated as multiple instances of the
457 					 * same HWIDs (4x HWID 42, 4x HWID 43).  UMC is another
458 					 * example.  On most chips there are multiple instances
459 					 * with the same HWID.
460 					 */
461 					adev->ip_versions[hw_ip][ip->number_instance] =
462 						IP_VERSION(ip->major, ip->minor, ip->revision);
463 				}
464 			}
465 
466 next_ip:
467 			ip_offset += sizeof(*ip) + 4 * (ip->num_base_address - 1);
468 		}
469 	}
470 
471 	return 0;
472 }
473 
474 int amdgpu_discovery_get_ip_version(struct amdgpu_device *adev, int hw_id, int number_instance,
475 				    int *major, int *minor, int *revision)
476 {
477 	struct binary_header *bhdr;
478 	struct ip_discovery_header *ihdr;
479 	struct die_header *dhdr;
480 	struct ip *ip;
481 	uint16_t die_offset;
482 	uint16_t ip_offset;
483 	uint16_t num_dies;
484 	uint16_t num_ips;
485 	int i, j;
486 
487 	if (!adev->mman.discovery_bin) {
488 		DRM_ERROR("ip discovery uninitialized\n");
489 		return -EINVAL;
490 	}
491 
492 	bhdr = (struct binary_header *)adev->mman.discovery_bin;
493 	ihdr = (struct ip_discovery_header *)(adev->mman.discovery_bin +
494 			le16_to_cpu(bhdr->table_list[IP_DISCOVERY].offset));
495 	num_dies = le16_to_cpu(ihdr->num_dies);
496 
497 	for (i = 0; i < num_dies; i++) {
498 		die_offset = le16_to_cpu(ihdr->die_info[i].die_offset);
499 		dhdr = (struct die_header *)(adev->mman.discovery_bin + die_offset);
500 		num_ips = le16_to_cpu(dhdr->num_ips);
501 		ip_offset = die_offset + sizeof(*dhdr);
502 
503 		for (j = 0; j < num_ips; j++) {
504 			ip = (struct ip *)(adev->mman.discovery_bin + ip_offset);
505 
506 			if ((le16_to_cpu(ip->hw_id) == hw_id) && (ip->number_instance == number_instance)) {
507 				if (major)
508 					*major = ip->major;
509 				if (minor)
510 					*minor = ip->minor;
511 				if (revision)
512 					*revision = ip->revision;
513 				return 0;
514 			}
515 			ip_offset += sizeof(*ip) + 4 * (ip->num_base_address - 1);
516 		}
517 	}
518 
519 	return -EINVAL;
520 }
521 
522 void amdgpu_discovery_harvest_ip(struct amdgpu_device *adev)
523 {
524 	struct binary_header *bhdr;
525 	struct harvest_table *harvest_info;
526 	int i, vcn_harvest_count = 0;
527 
528 	bhdr = (struct binary_header *)adev->mman.discovery_bin;
529 	harvest_info = (struct harvest_table *)(adev->mman.discovery_bin +
530 			le16_to_cpu(bhdr->table_list[HARVEST_INFO].offset));
531 
532 	for (i = 0; i < 32; i++) {
533 		if (le16_to_cpu(harvest_info->list[i].hw_id) == 0)
534 			break;
535 
536 		switch (le16_to_cpu(harvest_info->list[i].hw_id)) {
537 		case VCN_HWID:
538 			vcn_harvest_count++;
539 			if (harvest_info->list[i].number_instance == 0)
540 				adev->vcn.harvest_config |= AMDGPU_VCN_HARVEST_VCN0;
541 			else
542 				adev->vcn.harvest_config |= AMDGPU_VCN_HARVEST_VCN1;
543 			break;
544 		case DMU_HWID:
545 			adev->harvest_ip_mask |= AMD_HARVEST_IP_DMU_MASK;
546 			break;
547 		default:
548 			break;
549 		}
550 	}
551 	/* some IP discovery tables on Navy Flounder don't have this set correctly */
552 	if ((adev->ip_versions[UVD_HWIP][1] == IP_VERSION(3, 0, 1)) &&
553 	    (adev->ip_versions[GC_HWIP][0] == IP_VERSION(10, 3, 2)) &&
554 	    (adev->pdev->revision != 0xFF))
555 		adev->vcn.harvest_config |= AMDGPU_VCN_HARVEST_VCN1;
556 	if (vcn_harvest_count == adev->vcn.num_vcn_inst) {
557 		adev->harvest_ip_mask |= AMD_HARVEST_IP_VCN_MASK;
558 		adev->harvest_ip_mask |= AMD_HARVEST_IP_JPEG_MASK;
559 	}
560 	if ((adev->pdev->device == 0x731E &&
561 	     (adev->pdev->revision == 0xC6 || adev->pdev->revision == 0xC7)) ||
562 	    (adev->pdev->device == 0x7340 && adev->pdev->revision == 0xC9)  ||
563 	    (adev->pdev->device == 0x7360 && adev->pdev->revision == 0xC7)) {
564 		adev->harvest_ip_mask |= AMD_HARVEST_IP_VCN_MASK;
565 		adev->harvest_ip_mask |= AMD_HARVEST_IP_JPEG_MASK;
566 	}
567 }
568 
569 union gc_info {
570 	struct gc_info_v1_0 v1;
571 	struct gc_info_v2_0 v2;
572 };
573 
574 int amdgpu_discovery_get_gfx_info(struct amdgpu_device *adev)
575 {
576 	struct binary_header *bhdr;
577 	union gc_info *gc_info;
578 
579 	if (!adev->mman.discovery_bin) {
580 		DRM_ERROR("ip discovery uninitialized\n");
581 		return -EINVAL;
582 	}
583 
584 	bhdr = (struct binary_header *)adev->mman.discovery_bin;
585 	gc_info = (union gc_info *)(adev->mman.discovery_bin +
586 			le16_to_cpu(bhdr->table_list[GC].offset));
587 	switch (gc_info->v1.header.version_major) {
588 	case 1:
589 		adev->gfx.config.max_shader_engines = le32_to_cpu(gc_info->v1.gc_num_se);
590 		adev->gfx.config.max_cu_per_sh = 2 * (le32_to_cpu(gc_info->v1.gc_num_wgp0_per_sa) +
591 						      le32_to_cpu(gc_info->v1.gc_num_wgp1_per_sa));
592 		adev->gfx.config.max_sh_per_se = le32_to_cpu(gc_info->v1.gc_num_sa_per_se);
593 		adev->gfx.config.max_backends_per_se = le32_to_cpu(gc_info->v1.gc_num_rb_per_se);
594 		adev->gfx.config.max_texture_channel_caches = le32_to_cpu(gc_info->v1.gc_num_gl2c);
595 		adev->gfx.config.max_gprs = le32_to_cpu(gc_info->v1.gc_num_gprs);
596 		adev->gfx.config.max_gs_threads = le32_to_cpu(gc_info->v1.gc_num_max_gs_thds);
597 		adev->gfx.config.gs_vgt_table_depth = le32_to_cpu(gc_info->v1.gc_gs_table_depth);
598 		adev->gfx.config.gs_prim_buffer_depth = le32_to_cpu(gc_info->v1.gc_gsprim_buff_depth);
599 		adev->gfx.config.double_offchip_lds_buf = le32_to_cpu(gc_info->v1.gc_double_offchip_lds_buffer);
600 		adev->gfx.cu_info.wave_front_size = le32_to_cpu(gc_info->v1.gc_wave_size);
601 		adev->gfx.cu_info.max_waves_per_simd = le32_to_cpu(gc_info->v1.gc_max_waves_per_simd);
602 		adev->gfx.cu_info.max_scratch_slots_per_cu = le32_to_cpu(gc_info->v1.gc_max_scratch_slots_per_cu);
603 		adev->gfx.cu_info.lds_size = le32_to_cpu(gc_info->v1.gc_lds_size);
604 		adev->gfx.config.num_sc_per_sh = le32_to_cpu(gc_info->v1.gc_num_sc_per_se) /
605 			le32_to_cpu(gc_info->v1.gc_num_sa_per_se);
606 		adev->gfx.config.num_packer_per_sc = le32_to_cpu(gc_info->v1.gc_num_packer_per_sc);
607 		break;
608 	case 2:
609 		adev->gfx.config.max_shader_engines = le32_to_cpu(gc_info->v2.gc_num_se);
610 		adev->gfx.config.max_cu_per_sh = le32_to_cpu(gc_info->v2.gc_num_cu_per_sh);
611 		adev->gfx.config.max_sh_per_se = le32_to_cpu(gc_info->v2.gc_num_sh_per_se);
612 		adev->gfx.config.max_backends_per_se = le32_to_cpu(gc_info->v2.gc_num_rb_per_se);
613 		adev->gfx.config.max_texture_channel_caches = le32_to_cpu(gc_info->v2.gc_num_tccs);
614 		adev->gfx.config.max_gprs = le32_to_cpu(gc_info->v2.gc_num_gprs);
615 		adev->gfx.config.max_gs_threads = le32_to_cpu(gc_info->v2.gc_num_max_gs_thds);
616 		adev->gfx.config.gs_vgt_table_depth = le32_to_cpu(gc_info->v2.gc_gs_table_depth);
617 		adev->gfx.config.gs_prim_buffer_depth = le32_to_cpu(gc_info->v2.gc_gsprim_buff_depth);
618 		adev->gfx.config.double_offchip_lds_buf = le32_to_cpu(gc_info->v2.gc_double_offchip_lds_buffer);
619 		adev->gfx.cu_info.wave_front_size = le32_to_cpu(gc_info->v2.gc_wave_size);
620 		adev->gfx.cu_info.max_waves_per_simd = le32_to_cpu(gc_info->v2.gc_max_waves_per_simd);
621 		adev->gfx.cu_info.max_scratch_slots_per_cu = le32_to_cpu(gc_info->v2.gc_max_scratch_slots_per_cu);
622 		adev->gfx.cu_info.lds_size = le32_to_cpu(gc_info->v2.gc_lds_size);
623 		adev->gfx.config.num_sc_per_sh = le32_to_cpu(gc_info->v2.gc_num_sc_per_se) /
624 			le32_to_cpu(gc_info->v2.gc_num_sh_per_se);
625 		adev->gfx.config.num_packer_per_sc = le32_to_cpu(gc_info->v2.gc_num_packer_per_sc);
626 		break;
627 	default:
628 		dev_err(adev->dev,
629 			"Unhandled GC info table %d.%d\n",
630 			gc_info->v1.header.version_major,
631 			gc_info->v1.header.version_minor);
632 		return -EINVAL;
633 	}
634 	return 0;
635 }
636 
637 static int amdgpu_discovery_set_common_ip_blocks(struct amdgpu_device *adev)
638 {
639 	/* what IP to use for this? */
640 	switch (adev->ip_versions[GC_HWIP][0]) {
641 	case IP_VERSION(9, 0, 1):
642 	case IP_VERSION(9, 1, 0):
643 	case IP_VERSION(9, 2, 1):
644 	case IP_VERSION(9, 2, 2):
645 	case IP_VERSION(9, 3, 0):
646 	case IP_VERSION(9, 4, 0):
647 	case IP_VERSION(9, 4, 1):
648 	case IP_VERSION(9, 4, 2):
649 		amdgpu_device_ip_block_add(adev, &vega10_common_ip_block);
650 		break;
651 	case IP_VERSION(10, 1, 10):
652 	case IP_VERSION(10, 1, 1):
653 	case IP_VERSION(10, 1, 2):
654 	case IP_VERSION(10, 1, 3):
655 	case IP_VERSION(10, 3, 0):
656 	case IP_VERSION(10, 3, 1):
657 	case IP_VERSION(10, 3, 2):
658 	case IP_VERSION(10, 3, 3):
659 	case IP_VERSION(10, 3, 4):
660 	case IP_VERSION(10, 3, 5):
661 		amdgpu_device_ip_block_add(adev, &nv_common_ip_block);
662 		break;
663 	default:
664 		dev_err(adev->dev,
665 			"Failed to add common ip block(GC_HWIP:0x%x)\n",
666 			adev->ip_versions[GC_HWIP][0]);
667 		return -EINVAL;
668 	}
669 	return 0;
670 }
671 
672 static int amdgpu_discovery_set_gmc_ip_blocks(struct amdgpu_device *adev)
673 {
674 	/* use GC or MMHUB IP version */
675 	switch (adev->ip_versions[GC_HWIP][0]) {
676 	case IP_VERSION(9, 0, 1):
677 	case IP_VERSION(9, 1, 0):
678 	case IP_VERSION(9, 2, 1):
679 	case IP_VERSION(9, 2, 2):
680 	case IP_VERSION(9, 3, 0):
681 	case IP_VERSION(9, 4, 0):
682 	case IP_VERSION(9, 4, 1):
683 	case IP_VERSION(9, 4, 2):
684 		amdgpu_device_ip_block_add(adev, &gmc_v9_0_ip_block);
685 		break;
686 	case IP_VERSION(10, 1, 10):
687 	case IP_VERSION(10, 1, 1):
688 	case IP_VERSION(10, 1, 2):
689 	case IP_VERSION(10, 1, 3):
690 	case IP_VERSION(10, 3, 0):
691 	case IP_VERSION(10, 3, 1):
692 	case IP_VERSION(10, 3, 2):
693 	case IP_VERSION(10, 3, 3):
694 	case IP_VERSION(10, 3, 4):
695 	case IP_VERSION(10, 3, 5):
696 		amdgpu_device_ip_block_add(adev, &gmc_v10_0_ip_block);
697 		break;
698 	default:
699 		dev_err(adev->dev,
700 			"Failed to add gmc ip block(GC_HWIP:0x%x)\n",
701 			adev->ip_versions[GC_HWIP][0]);
702 		return -EINVAL;
703 	}
704 	return 0;
705 }
706 
707 static int amdgpu_discovery_set_ih_ip_blocks(struct amdgpu_device *adev)
708 {
709 	switch (adev->ip_versions[OSSSYS_HWIP][0]) {
710 	case IP_VERSION(4, 0, 0):
711 	case IP_VERSION(4, 0, 1):
712 	case IP_VERSION(4, 1, 0):
713 	case IP_VERSION(4, 1, 1):
714 	case IP_VERSION(4, 3, 0):
715 		amdgpu_device_ip_block_add(adev, &vega10_ih_ip_block);
716 		break;
717 	case IP_VERSION(4, 2, 0):
718 	case IP_VERSION(4, 2, 1):
719 	case IP_VERSION(4, 4, 0):
720 		amdgpu_device_ip_block_add(adev, &vega20_ih_ip_block);
721 		break;
722 	case IP_VERSION(5, 0, 0):
723 	case IP_VERSION(5, 0, 1):
724 	case IP_VERSION(5, 0, 2):
725 	case IP_VERSION(5, 0, 3):
726 	case IP_VERSION(5, 2, 0):
727 	case IP_VERSION(5, 2, 1):
728 		amdgpu_device_ip_block_add(adev, &navi10_ih_ip_block);
729 		break;
730 	default:
731 		dev_err(adev->dev,
732 			"Failed to add ih ip block(OSSSYS_HWIP:0x%x)\n",
733 			adev->ip_versions[OSSSYS_HWIP][0]);
734 		return -EINVAL;
735 	}
736 	return 0;
737 }
738 
739 static int amdgpu_discovery_set_psp_ip_blocks(struct amdgpu_device *adev)
740 {
741 	switch (adev->ip_versions[MP0_HWIP][0]) {
742 	case IP_VERSION(9, 0, 0):
743 		amdgpu_device_ip_block_add(adev, &psp_v3_1_ip_block);
744 		break;
745 	case IP_VERSION(10, 0, 0):
746 	case IP_VERSION(10, 0, 1):
747 		amdgpu_device_ip_block_add(adev, &psp_v10_0_ip_block);
748 		break;
749 	case IP_VERSION(11, 0, 0):
750 	case IP_VERSION(11, 0, 2):
751 	case IP_VERSION(11, 0, 4):
752 	case IP_VERSION(11, 0, 5):
753 	case IP_VERSION(11, 0, 9):
754 	case IP_VERSION(11, 0, 7):
755 	case IP_VERSION(11, 0, 11):
756 	case IP_VERSION(11, 0, 12):
757 	case IP_VERSION(11, 0, 13):
758 	case IP_VERSION(11, 5, 0):
759 		amdgpu_device_ip_block_add(adev, &psp_v11_0_ip_block);
760 		break;
761 	case IP_VERSION(11, 0, 8):
762 		amdgpu_device_ip_block_add(adev, &psp_v11_0_8_ip_block);
763 		break;
764 	case IP_VERSION(11, 0, 3):
765 	case IP_VERSION(12, 0, 1):
766 		amdgpu_device_ip_block_add(adev, &psp_v12_0_ip_block);
767 		break;
768 	case IP_VERSION(13, 0, 1):
769 	case IP_VERSION(13, 0, 2):
770 	case IP_VERSION(13, 0, 3):
771 		amdgpu_device_ip_block_add(adev, &psp_v13_0_ip_block);
772 		break;
773 	default:
774 		dev_err(adev->dev,
775 			"Failed to add psp ip block(MP0_HWIP:0x%x)\n",
776 			adev->ip_versions[MP0_HWIP][0]);
777 		return -EINVAL;
778 	}
779 	return 0;
780 }
781 
782 static int amdgpu_discovery_set_smu_ip_blocks(struct amdgpu_device *adev)
783 {
784 	switch (adev->ip_versions[MP1_HWIP][0]) {
785 	case IP_VERSION(9, 0, 0):
786 	case IP_VERSION(10, 0, 0):
787 	case IP_VERSION(10, 0, 1):
788 	case IP_VERSION(11, 0, 2):
789 		if (adev->asic_type == CHIP_ARCTURUS)
790 			amdgpu_device_ip_block_add(adev, &smu_v11_0_ip_block);
791 		else
792 			amdgpu_device_ip_block_add(adev, &pp_smu_ip_block);
793 		break;
794 	case IP_VERSION(11, 0, 0):
795 	case IP_VERSION(11, 0, 5):
796 	case IP_VERSION(11, 0, 9):
797 	case IP_VERSION(11, 0, 7):
798 	case IP_VERSION(11, 0, 8):
799 	case IP_VERSION(11, 0, 11):
800 	case IP_VERSION(11, 0, 12):
801 	case IP_VERSION(11, 0, 13):
802 	case IP_VERSION(11, 5, 0):
803 		amdgpu_device_ip_block_add(adev, &smu_v11_0_ip_block);
804 		break;
805 	case IP_VERSION(12, 0, 0):
806 	case IP_VERSION(12, 0, 1):
807 		amdgpu_device_ip_block_add(adev, &smu_v12_0_ip_block);
808 		break;
809 	case IP_VERSION(13, 0, 1):
810 	case IP_VERSION(13, 0, 2):
811 	case IP_VERSION(13, 0, 3):
812 		amdgpu_device_ip_block_add(adev, &smu_v13_0_ip_block);
813 		break;
814 	default:
815 		dev_err(adev->dev,
816 			"Failed to add smu ip block(MP1_HWIP:0x%x)\n",
817 			adev->ip_versions[MP1_HWIP][0]);
818 		return -EINVAL;
819 	}
820 	return 0;
821 }
822 
823 static int amdgpu_discovery_set_display_ip_blocks(struct amdgpu_device *adev)
824 {
825 	if (adev->enable_virtual_display || amdgpu_sriov_vf(adev)) {
826 		amdgpu_device_ip_block_add(adev, &amdgpu_vkms_ip_block);
827 #if defined(CONFIG_DRM_AMD_DC)
828 	} else if (adev->ip_versions[DCE_HWIP][0]) {
829 		switch (adev->ip_versions[DCE_HWIP][0]) {
830 		case IP_VERSION(1, 0, 0):
831 		case IP_VERSION(1, 0, 1):
832 		case IP_VERSION(2, 0, 2):
833 		case IP_VERSION(2, 0, 0):
834 		case IP_VERSION(2, 0, 3):
835 		case IP_VERSION(2, 1, 0):
836 		case IP_VERSION(3, 0, 0):
837 		case IP_VERSION(3, 0, 2):
838 		case IP_VERSION(3, 0, 3):
839 		case IP_VERSION(3, 0, 1):
840 		case IP_VERSION(3, 1, 2):
841 		case IP_VERSION(3, 1, 3):
842 			amdgpu_device_ip_block_add(adev, &dm_ip_block);
843 			break;
844 		default:
845 			dev_err(adev->dev,
846 				"Failed to add dm ip block(DCE_HWIP:0x%x)\n",
847 				adev->ip_versions[DCE_HWIP][0]);
848 			return -EINVAL;
849 		}
850 	} else if (adev->ip_versions[DCI_HWIP][0]) {
851 		switch (adev->ip_versions[DCI_HWIP][0]) {
852 		case IP_VERSION(12, 0, 0):
853 		case IP_VERSION(12, 0, 1):
854 		case IP_VERSION(12, 1, 0):
855 			amdgpu_device_ip_block_add(adev, &dm_ip_block);
856 			break;
857 		default:
858 			dev_err(adev->dev,
859 				"Failed to add dm ip block(DCI_HWIP:0x%x)\n",
860 				adev->ip_versions[DCI_HWIP][0]);
861 			return -EINVAL;
862 		}
863 #endif
864 	}
865 	return 0;
866 }
867 
868 static int amdgpu_discovery_set_gc_ip_blocks(struct amdgpu_device *adev)
869 {
870 	switch (adev->ip_versions[GC_HWIP][0]) {
871 	case IP_VERSION(9, 0, 1):
872 	case IP_VERSION(9, 1, 0):
873 	case IP_VERSION(9, 2, 1):
874 	case IP_VERSION(9, 2, 2):
875 	case IP_VERSION(9, 3, 0):
876 	case IP_VERSION(9, 4, 0):
877 	case IP_VERSION(9, 4, 1):
878 	case IP_VERSION(9, 4, 2):
879 		amdgpu_device_ip_block_add(adev, &gfx_v9_0_ip_block);
880 		break;
881 	case IP_VERSION(10, 1, 10):
882 	case IP_VERSION(10, 1, 2):
883 	case IP_VERSION(10, 1, 1):
884 	case IP_VERSION(10, 1, 3):
885 	case IP_VERSION(10, 3, 0):
886 	case IP_VERSION(10, 3, 2):
887 	case IP_VERSION(10, 3, 1):
888 	case IP_VERSION(10, 3, 4):
889 	case IP_VERSION(10, 3, 5):
890 	case IP_VERSION(10, 3, 3):
891 		amdgpu_device_ip_block_add(adev, &gfx_v10_0_ip_block);
892 		break;
893 	default:
894 		dev_err(adev->dev,
895 			"Failed to add gfx ip block(GC_HWIP:0x%x)\n",
896 			adev->ip_versions[GC_HWIP][0]);
897 		return -EINVAL;
898 	}
899 	return 0;
900 }
901 
902 static int amdgpu_discovery_set_sdma_ip_blocks(struct amdgpu_device *adev)
903 {
904 	switch (adev->ip_versions[SDMA0_HWIP][0]) {
905 	case IP_VERSION(4, 0, 0):
906 	case IP_VERSION(4, 0, 1):
907 	case IP_VERSION(4, 1, 0):
908 	case IP_VERSION(4, 1, 1):
909 	case IP_VERSION(4, 1, 2):
910 	case IP_VERSION(4, 2, 0):
911 	case IP_VERSION(4, 2, 2):
912 	case IP_VERSION(4, 4, 0):
913 		amdgpu_device_ip_block_add(adev, &sdma_v4_0_ip_block);
914 		break;
915 	case IP_VERSION(5, 0, 0):
916 	case IP_VERSION(5, 0, 1):
917 	case IP_VERSION(5, 0, 2):
918 	case IP_VERSION(5, 0, 5):
919 		amdgpu_device_ip_block_add(adev, &sdma_v5_0_ip_block);
920 		break;
921 	case IP_VERSION(5, 2, 0):
922 	case IP_VERSION(5, 2, 2):
923 	case IP_VERSION(5, 2, 4):
924 	case IP_VERSION(5, 2, 5):
925 	case IP_VERSION(5, 2, 3):
926 	case IP_VERSION(5, 2, 1):
927 		amdgpu_device_ip_block_add(adev, &sdma_v5_2_ip_block);
928 		break;
929 	default:
930 		dev_err(adev->dev,
931 			"Failed to add sdma ip block(SDMA0_HWIP:0x%x)\n",
932 			adev->ip_versions[SDMA0_HWIP][0]);
933 		return -EINVAL;
934 	}
935 	return 0;
936 }
937 
938 static int amdgpu_discovery_set_mm_ip_blocks(struct amdgpu_device *adev)
939 {
940 	if (adev->ip_versions[VCE_HWIP][0]) {
941 		switch (adev->ip_versions[UVD_HWIP][0]) {
942 		case IP_VERSION(7, 0, 0):
943 		case IP_VERSION(7, 2, 0):
944 			/* UVD is not supported on vega20 SR-IOV */
945 			if (!(adev->asic_type == CHIP_VEGA20 && amdgpu_sriov_vf(adev)))
946 				amdgpu_device_ip_block_add(adev, &uvd_v7_0_ip_block);
947 			break;
948 		default:
949 			dev_err(adev->dev,
950 				"Failed to add uvd v7 ip block(UVD_HWIP:0x%x)\n",
951 				adev->ip_versions[UVD_HWIP][0]);
952 			return -EINVAL;
953 		}
954 		switch (adev->ip_versions[VCE_HWIP][0]) {
955 		case IP_VERSION(4, 0, 0):
956 		case IP_VERSION(4, 1, 0):
957 			/* VCE is not supported on vega20 SR-IOV */
958 			if (!(adev->asic_type == CHIP_VEGA20 && amdgpu_sriov_vf(adev)))
959 				amdgpu_device_ip_block_add(adev, &vce_v4_0_ip_block);
960 			break;
961 		default:
962 			dev_err(adev->dev,
963 				"Failed to add VCE v4 ip block(VCE_HWIP:0x%x)\n",
964 				adev->ip_versions[VCE_HWIP][0]);
965 			return -EINVAL;
966 		}
967 	} else {
968 		switch (adev->ip_versions[UVD_HWIP][0]) {
969 		case IP_VERSION(1, 0, 0):
970 		case IP_VERSION(1, 0, 1):
971 			amdgpu_device_ip_block_add(adev, &vcn_v1_0_ip_block);
972 			break;
973 		case IP_VERSION(2, 0, 0):
974 		case IP_VERSION(2, 0, 2):
975 		case IP_VERSION(2, 2, 0):
976 			amdgpu_device_ip_block_add(adev, &vcn_v2_0_ip_block);
977 			if (!amdgpu_sriov_vf(adev))
978 				amdgpu_device_ip_block_add(adev, &jpeg_v2_0_ip_block);
979 			break;
980 		case IP_VERSION(2, 0, 3):
981 			break;
982 		case IP_VERSION(2, 5, 0):
983 			amdgpu_device_ip_block_add(adev, &vcn_v2_5_ip_block);
984 			amdgpu_device_ip_block_add(adev, &jpeg_v2_5_ip_block);
985 			break;
986 		case IP_VERSION(2, 6, 0):
987 			amdgpu_device_ip_block_add(adev, &vcn_v2_6_ip_block);
988 			amdgpu_device_ip_block_add(adev, &jpeg_v2_6_ip_block);
989 			break;
990 		case IP_VERSION(3, 0, 0):
991 		case IP_VERSION(3, 0, 16):
992 		case IP_VERSION(3, 1, 1):
993 		case IP_VERSION(3, 0, 2):
994 		case IP_VERSION(3, 0, 192):
995 			amdgpu_device_ip_block_add(adev, &vcn_v3_0_ip_block);
996 			if (!amdgpu_sriov_vf(adev))
997 				amdgpu_device_ip_block_add(adev, &jpeg_v3_0_ip_block);
998 			break;
999 		case IP_VERSION(3, 0, 33):
1000 			amdgpu_device_ip_block_add(adev, &vcn_v3_0_ip_block);
1001 			break;
1002 		default:
1003 			dev_err(adev->dev,
1004 				"Failed to add vcn/jpeg ip block(UVD_HWIP:0x%x)\n",
1005 				adev->ip_versions[UVD_HWIP][0]);
1006 			return -EINVAL;
1007 		}
1008 	}
1009 	return 0;
1010 }
1011 
1012 static int amdgpu_discovery_set_mes_ip_blocks(struct amdgpu_device *adev)
1013 {
1014 	switch (adev->ip_versions[GC_HWIP][0]) {
1015 	case IP_VERSION(10, 1, 10):
1016 	case IP_VERSION(10, 1, 1):
1017 	case IP_VERSION(10, 1, 2):
1018 	case IP_VERSION(10, 1, 3):
1019 	case IP_VERSION(10, 3, 0):
1020 	case IP_VERSION(10, 3, 1):
1021 	case IP_VERSION(10, 3, 2):
1022 	case IP_VERSION(10, 3, 3):
1023 	case IP_VERSION(10, 3, 4):
1024 	case IP_VERSION(10, 3, 5):
1025 		amdgpu_device_ip_block_add(adev, &mes_v10_1_ip_block);
1026 		break;
1027 	default:
1028 		break;
1029 	}
1030 	return 0;
1031 }
1032 
1033 int amdgpu_discovery_set_ip_blocks(struct amdgpu_device *adev)
1034 {
1035 	int r;
1036 
1037 	switch (adev->asic_type) {
1038 	case CHIP_VEGA10:
1039 		vega10_reg_base_init(adev);
1040 		adev->sdma.num_instances = 2;
1041 		adev->ip_versions[MMHUB_HWIP][0] = IP_VERSION(9, 0, 0);
1042 		adev->ip_versions[ATHUB_HWIP][0] = IP_VERSION(9, 0, 0);
1043 		adev->ip_versions[OSSSYS_HWIP][0] = IP_VERSION(4, 0, 0);
1044 		adev->ip_versions[HDP_HWIP][0] = IP_VERSION(4, 0, 0);
1045 		adev->ip_versions[SDMA0_HWIP][0] = IP_VERSION(4, 0, 0);
1046 		adev->ip_versions[SDMA1_HWIP][0] = IP_VERSION(4, 0, 0);
1047 		adev->ip_versions[DF_HWIP][0] = IP_VERSION(2, 1, 0);
1048 		adev->ip_versions[NBIO_HWIP][0] = IP_VERSION(6, 1, 0);
1049 		adev->ip_versions[UMC_HWIP][0] = IP_VERSION(6, 0, 0);
1050 		adev->ip_versions[MP0_HWIP][0] = IP_VERSION(9, 0, 0);
1051 		adev->ip_versions[MP1_HWIP][0] = IP_VERSION(9, 0, 0);
1052 		adev->ip_versions[THM_HWIP][0] = IP_VERSION(9, 0, 0);
1053 		adev->ip_versions[SMUIO_HWIP][0] = IP_VERSION(9, 0, 0);
1054 		adev->ip_versions[GC_HWIP][0] = IP_VERSION(9, 0, 1);
1055 		adev->ip_versions[UVD_HWIP][0] = IP_VERSION(7, 0, 0);
1056 		adev->ip_versions[VCE_HWIP][0] = IP_VERSION(4, 0, 0);
1057 		adev->ip_versions[DCI_HWIP][0] = IP_VERSION(12, 0, 0);
1058 		break;
1059 	case CHIP_VEGA12:
1060 		vega10_reg_base_init(adev);
1061 		adev->sdma.num_instances = 2;
1062 		adev->ip_versions[MMHUB_HWIP][0] = IP_VERSION(9, 3, 0);
1063 		adev->ip_versions[ATHUB_HWIP][0] = IP_VERSION(9, 3, 0);
1064 		adev->ip_versions[OSSSYS_HWIP][0] = IP_VERSION(4, 0, 1);
1065 		adev->ip_versions[HDP_HWIP][0] = IP_VERSION(4, 0, 1);
1066 		adev->ip_versions[SDMA0_HWIP][0] = IP_VERSION(4, 0, 1);
1067 		adev->ip_versions[SDMA1_HWIP][0] = IP_VERSION(4, 0, 1);
1068 		adev->ip_versions[DF_HWIP][0] = IP_VERSION(2, 5, 0);
1069 		adev->ip_versions[NBIO_HWIP][0] = IP_VERSION(6, 2, 0);
1070 		adev->ip_versions[UMC_HWIP][0] = IP_VERSION(6, 1, 0);
1071 		adev->ip_versions[MP0_HWIP][0] = IP_VERSION(9, 0, 0);
1072 		adev->ip_versions[MP1_HWIP][0] = IP_VERSION(9, 0, 0);
1073 		adev->ip_versions[THM_HWIP][0] = IP_VERSION(9, 0, 0);
1074 		adev->ip_versions[SMUIO_HWIP][0] = IP_VERSION(9, 0, 1);
1075 		adev->ip_versions[GC_HWIP][0] = IP_VERSION(9, 2, 1);
1076 		adev->ip_versions[UVD_HWIP][0] = IP_VERSION(7, 0, 0);
1077 		adev->ip_versions[VCE_HWIP][0] = IP_VERSION(4, 0, 0);
1078 		adev->ip_versions[DCI_HWIP][0] = IP_VERSION(12, 0, 1);
1079 		break;
1080 	case CHIP_RAVEN:
1081 		vega10_reg_base_init(adev);
1082 		adev->sdma.num_instances = 1;
1083 		adev->vcn.num_vcn_inst = 1;
1084 		if (adev->apu_flags & AMD_APU_IS_RAVEN2) {
1085 			adev->ip_versions[MMHUB_HWIP][0] = IP_VERSION(9, 2, 0);
1086 			adev->ip_versions[ATHUB_HWIP][0] = IP_VERSION(9, 2, 0);
1087 			adev->ip_versions[OSSSYS_HWIP][0] = IP_VERSION(4, 1, 1);
1088 			adev->ip_versions[HDP_HWIP][0] = IP_VERSION(4, 1, 1);
1089 			adev->ip_versions[SDMA0_HWIP][0] = IP_VERSION(4, 1, 1);
1090 			adev->ip_versions[DF_HWIP][0] = IP_VERSION(2, 1, 1);
1091 			adev->ip_versions[NBIO_HWIP][0] = IP_VERSION(7, 0, 1);
1092 			adev->ip_versions[UMC_HWIP][0] = IP_VERSION(7, 5, 0);
1093 			adev->ip_versions[MP0_HWIP][0] = IP_VERSION(10, 0, 1);
1094 			adev->ip_versions[MP1_HWIP][0] = IP_VERSION(10, 0, 1);
1095 			adev->ip_versions[THM_HWIP][0] = IP_VERSION(10, 1, 0);
1096 			adev->ip_versions[SMUIO_HWIP][0] = IP_VERSION(10, 0, 1);
1097 			adev->ip_versions[GC_HWIP][0] = IP_VERSION(9, 2, 2);
1098 			adev->ip_versions[UVD_HWIP][0] = IP_VERSION(1, 0, 1);
1099 			adev->ip_versions[DCE_HWIP][0] = IP_VERSION(1, 0, 1);
1100 		} else {
1101 			adev->ip_versions[MMHUB_HWIP][0] = IP_VERSION(9, 1, 0);
1102 			adev->ip_versions[ATHUB_HWIP][0] = IP_VERSION(9, 1, 0);
1103 			adev->ip_versions[OSSSYS_HWIP][0] = IP_VERSION(4, 1, 0);
1104 			adev->ip_versions[HDP_HWIP][0] = IP_VERSION(4, 1, 0);
1105 			adev->ip_versions[SDMA0_HWIP][0] = IP_VERSION(4, 1, 0);
1106 			adev->ip_versions[DF_HWIP][0] = IP_VERSION(2, 1, 0);
1107 			adev->ip_versions[NBIO_HWIP][0] = IP_VERSION(7, 0, 0);
1108 			adev->ip_versions[UMC_HWIP][0] = IP_VERSION(7, 0, 0);
1109 			adev->ip_versions[MP0_HWIP][0] = IP_VERSION(10, 0, 0);
1110 			adev->ip_versions[MP1_HWIP][0] = IP_VERSION(10, 0, 0);
1111 			adev->ip_versions[THM_HWIP][0] = IP_VERSION(10, 0, 0);
1112 			adev->ip_versions[SMUIO_HWIP][0] = IP_VERSION(10, 0, 0);
1113 			adev->ip_versions[GC_HWIP][0] = IP_VERSION(9, 1, 0);
1114 			adev->ip_versions[UVD_HWIP][0] = IP_VERSION(1, 0, 0);
1115 			adev->ip_versions[DCE_HWIP][0] = IP_VERSION(1, 0, 0);
1116 		}
1117 		break;
1118 	case CHIP_VEGA20:
1119 		vega20_reg_base_init(adev);
1120 		adev->sdma.num_instances = 2;
1121 		adev->ip_versions[MMHUB_HWIP][0] = IP_VERSION(9, 4, 0);
1122 		adev->ip_versions[ATHUB_HWIP][0] = IP_VERSION(9, 4, 0);
1123 		adev->ip_versions[OSSSYS_HWIP][0] = IP_VERSION(4, 2, 0);
1124 		adev->ip_versions[HDP_HWIP][0] = IP_VERSION(4, 2, 0);
1125 		adev->ip_versions[SDMA0_HWIP][0] = IP_VERSION(4, 2, 0);
1126 		adev->ip_versions[SDMA1_HWIP][0] = IP_VERSION(4, 2, 0);
1127 		adev->ip_versions[DF_HWIP][0] = IP_VERSION(3, 6, 0);
1128 		adev->ip_versions[NBIO_HWIP][0] = IP_VERSION(7, 4, 0);
1129 		adev->ip_versions[UMC_HWIP][0] = IP_VERSION(6, 1, 1);
1130 		adev->ip_versions[MP0_HWIP][0] = IP_VERSION(11, 0, 2);
1131 		adev->ip_versions[MP1_HWIP][0] = IP_VERSION(11, 0, 2);
1132 		adev->ip_versions[THM_HWIP][0] = IP_VERSION(11, 0, 2);
1133 		adev->ip_versions[SMUIO_HWIP][0] = IP_VERSION(11, 0, 2);
1134 		adev->ip_versions[GC_HWIP][0] = IP_VERSION(9, 4, 0);
1135 		adev->ip_versions[UVD_HWIP][0] = IP_VERSION(7, 2, 0);
1136 		adev->ip_versions[UVD_HWIP][1] = IP_VERSION(7, 2, 0);
1137 		adev->ip_versions[VCE_HWIP][0] = IP_VERSION(4, 1, 0);
1138 		adev->ip_versions[DCI_HWIP][0] = IP_VERSION(12, 1, 0);
1139 		break;
1140 	case CHIP_ARCTURUS:
1141 		arct_reg_base_init(adev);
1142 		adev->sdma.num_instances = 8;
1143 		adev->vcn.num_vcn_inst = 2;
1144 		adev->ip_versions[MMHUB_HWIP][0] = IP_VERSION(9, 4, 1);
1145 		adev->ip_versions[ATHUB_HWIP][0] = IP_VERSION(9, 4, 1);
1146 		adev->ip_versions[OSSSYS_HWIP][0] = IP_VERSION(4, 2, 1);
1147 		adev->ip_versions[HDP_HWIP][0] = IP_VERSION(4, 2, 1);
1148 		adev->ip_versions[SDMA0_HWIP][0] = IP_VERSION(4, 2, 2);
1149 		adev->ip_versions[SDMA1_HWIP][0] = IP_VERSION(4, 2, 2);
1150 		adev->ip_versions[SDMA1_HWIP][1] = IP_VERSION(4, 2, 2);
1151 		adev->ip_versions[SDMA1_HWIP][2] = IP_VERSION(4, 2, 2);
1152 		adev->ip_versions[SDMA1_HWIP][3] = IP_VERSION(4, 2, 2);
1153 		adev->ip_versions[SDMA1_HWIP][4] = IP_VERSION(4, 2, 2);
1154 		adev->ip_versions[SDMA1_HWIP][5] = IP_VERSION(4, 2, 2);
1155 		adev->ip_versions[SDMA1_HWIP][6] = IP_VERSION(4, 2, 2);
1156 		adev->ip_versions[DF_HWIP][0] = IP_VERSION(3, 6, 1);
1157 		adev->ip_versions[NBIO_HWIP][0] = IP_VERSION(7, 4, 1);
1158 		adev->ip_versions[UMC_HWIP][0] = IP_VERSION(6, 1, 2);
1159 		adev->ip_versions[MP0_HWIP][0] = IP_VERSION(11, 0, 4);
1160 		adev->ip_versions[MP1_HWIP][0] = IP_VERSION(11, 0, 2);
1161 		adev->ip_versions[THM_HWIP][0] = IP_VERSION(11, 0, 3);
1162 		adev->ip_versions[SMUIO_HWIP][0] = IP_VERSION(11, 0, 3);
1163 		adev->ip_versions[GC_HWIP][0] = IP_VERSION(9, 4, 1);
1164 		adev->ip_versions[UVD_HWIP][0] = IP_VERSION(2, 5, 0);
1165 		adev->ip_versions[UVD_HWIP][1] = IP_VERSION(2, 5, 0);
1166 		break;
1167 	case CHIP_ALDEBARAN:
1168 		aldebaran_reg_base_init(adev);
1169 		adev->sdma.num_instances = 5;
1170 		adev->vcn.num_vcn_inst = 2;
1171 		adev->ip_versions[MMHUB_HWIP][0] = IP_VERSION(9, 4, 2);
1172 		adev->ip_versions[ATHUB_HWIP][0] = IP_VERSION(9, 4, 2);
1173 		adev->ip_versions[OSSSYS_HWIP][0] = IP_VERSION(4, 4, 0);
1174 		adev->ip_versions[HDP_HWIP][0] = IP_VERSION(4, 4, 0);
1175 		adev->ip_versions[SDMA0_HWIP][0] = IP_VERSION(4, 4, 0);
1176 		adev->ip_versions[SDMA0_HWIP][1] = IP_VERSION(4, 4, 0);
1177 		adev->ip_versions[SDMA0_HWIP][2] = IP_VERSION(4, 4, 0);
1178 		adev->ip_versions[SDMA0_HWIP][3] = IP_VERSION(4, 4, 0);
1179 		adev->ip_versions[SDMA0_HWIP][4] = IP_VERSION(4, 4, 0);
1180 		adev->ip_versions[DF_HWIP][0] = IP_VERSION(3, 6, 2);
1181 		adev->ip_versions[NBIO_HWIP][0] = IP_VERSION(7, 4, 4);
1182 		adev->ip_versions[UMC_HWIP][0] = IP_VERSION(6, 7, 0);
1183 		adev->ip_versions[MP0_HWIP][0] = IP_VERSION(13, 0, 2);
1184 		adev->ip_versions[MP1_HWIP][0] = IP_VERSION(13, 0, 2);
1185 		adev->ip_versions[THM_HWIP][0] = IP_VERSION(13, 0, 2);
1186 		adev->ip_versions[SMUIO_HWIP][0] = IP_VERSION(13, 0, 2);
1187 		adev->ip_versions[GC_HWIP][0] = IP_VERSION(9, 4, 2);
1188 		adev->ip_versions[UVD_HWIP][0] = IP_VERSION(2, 6, 0);
1189 		adev->ip_versions[UVD_HWIP][1] = IP_VERSION(2, 6, 0);
1190 		adev->ip_versions[XGMI_HWIP][0] = IP_VERSION(6, 1, 0);
1191 		break;
1192 	default:
1193 		r = amdgpu_discovery_reg_base_init(adev);
1194 		if (r)
1195 			return -EINVAL;
1196 
1197 		amdgpu_discovery_harvest_ip(adev);
1198 
1199 		if (!adev->mman.discovery_bin) {
1200 			DRM_ERROR("ip discovery uninitialized\n");
1201 			return -EINVAL;
1202 		}
1203 		break;
1204 	}
1205 
1206 	switch (adev->ip_versions[GC_HWIP][0]) {
1207 	case IP_VERSION(9, 0, 1):
1208 	case IP_VERSION(9, 2, 1):
1209 	case IP_VERSION(9, 4, 0):
1210 	case IP_VERSION(9, 4, 1):
1211 	case IP_VERSION(9, 4, 2):
1212 		adev->family = AMDGPU_FAMILY_AI;
1213 		break;
1214 	case IP_VERSION(9, 1, 0):
1215 	case IP_VERSION(9, 2, 2):
1216 	case IP_VERSION(9, 3, 0):
1217 		adev->family = AMDGPU_FAMILY_RV;
1218 		break;
1219 	case IP_VERSION(10, 1, 10):
1220 	case IP_VERSION(10, 1, 1):
1221 	case IP_VERSION(10, 1, 2):
1222 	case IP_VERSION(10, 1, 3):
1223 	case IP_VERSION(10, 3, 0):
1224 	case IP_VERSION(10, 3, 2):
1225 	case IP_VERSION(10, 3, 4):
1226 	case IP_VERSION(10, 3, 5):
1227 		adev->family = AMDGPU_FAMILY_NV;
1228 		break;
1229 	case IP_VERSION(10, 3, 1):
1230 		adev->family = AMDGPU_FAMILY_VGH;
1231 		break;
1232 	case IP_VERSION(10, 3, 3):
1233 		adev->family = AMDGPU_FAMILY_YC;
1234 		break;
1235 	default:
1236 		return -EINVAL;
1237 	}
1238 
1239 	if (adev->ip_versions[XGMI_HWIP][0] == IP_VERSION(4, 8, 0))
1240 		adev->gmc.xgmi.supported = true;
1241 
1242 	/* set NBIO version */
1243 	switch (adev->ip_versions[NBIO_HWIP][0]) {
1244 	case IP_VERSION(6, 1, 0):
1245 	case IP_VERSION(6, 2, 0):
1246 		adev->nbio.funcs = &nbio_v6_1_funcs;
1247 		adev->nbio.hdp_flush_reg = &nbio_v6_1_hdp_flush_reg;
1248 		break;
1249 	case IP_VERSION(7, 0, 0):
1250 	case IP_VERSION(7, 0, 1):
1251 	case IP_VERSION(2, 5, 0):
1252 		adev->nbio.funcs = &nbio_v7_0_funcs;
1253 		adev->nbio.hdp_flush_reg = &nbio_v7_0_hdp_flush_reg;
1254 		break;
1255 	case IP_VERSION(7, 4, 0):
1256 	case IP_VERSION(7, 4, 1):
1257 		adev->nbio.funcs = &nbio_v7_4_funcs;
1258 		adev->nbio.hdp_flush_reg = &nbio_v7_4_hdp_flush_reg;
1259 		break;
1260 	case IP_VERSION(7, 4, 4):
1261 		adev->nbio.funcs = &nbio_v7_4_funcs;
1262 		adev->nbio.hdp_flush_reg = &nbio_v7_4_hdp_flush_reg_ald;
1263 		break;
1264 	case IP_VERSION(7, 2, 0):
1265 	case IP_VERSION(7, 2, 1):
1266 	case IP_VERSION(7, 5, 0):
1267 		adev->nbio.funcs = &nbio_v7_2_funcs;
1268 		adev->nbio.hdp_flush_reg = &nbio_v7_2_hdp_flush_reg;
1269 		break;
1270 	case IP_VERSION(2, 1, 1):
1271 	case IP_VERSION(2, 3, 0):
1272 	case IP_VERSION(2, 3, 1):
1273 	case IP_VERSION(2, 3, 2):
1274 		adev->nbio.funcs = &nbio_v2_3_funcs;
1275 		adev->nbio.hdp_flush_reg = &nbio_v2_3_hdp_flush_reg;
1276 		break;
1277 	case IP_VERSION(3, 3, 0):
1278 	case IP_VERSION(3, 3, 1):
1279 	case IP_VERSION(3, 3, 2):
1280 	case IP_VERSION(3, 3, 3):
1281 		adev->nbio.funcs = &nbio_v2_3_funcs;
1282 		adev->nbio.hdp_flush_reg = &nbio_v2_3_hdp_flush_reg_sc;
1283 		break;
1284 	default:
1285 		break;
1286 	}
1287 
1288 	switch (adev->ip_versions[HDP_HWIP][0]) {
1289 	case IP_VERSION(4, 0, 0):
1290 	case IP_VERSION(4, 0, 1):
1291 	case IP_VERSION(4, 1, 0):
1292 	case IP_VERSION(4, 1, 1):
1293 	case IP_VERSION(4, 1, 2):
1294 	case IP_VERSION(4, 2, 0):
1295 	case IP_VERSION(4, 2, 1):
1296 	case IP_VERSION(4, 4, 0):
1297 		adev->hdp.funcs = &hdp_v4_0_funcs;
1298 		break;
1299 	case IP_VERSION(5, 0, 0):
1300 	case IP_VERSION(5, 0, 1):
1301 	case IP_VERSION(5, 0, 2):
1302 	case IP_VERSION(5, 0, 3):
1303 	case IP_VERSION(5, 0, 4):
1304 	case IP_VERSION(5, 2, 0):
1305 		adev->hdp.funcs = &hdp_v5_0_funcs;
1306 		break;
1307 	default:
1308 		break;
1309 	}
1310 
1311 	switch (adev->ip_versions[DF_HWIP][0]) {
1312 	case IP_VERSION(3, 6, 0):
1313 	case IP_VERSION(3, 6, 1):
1314 	case IP_VERSION(3, 6, 2):
1315 		adev->df.funcs = &df_v3_6_funcs;
1316 		break;
1317 	case IP_VERSION(2, 1, 0):
1318 	case IP_VERSION(2, 1, 1):
1319 	case IP_VERSION(2, 5, 0):
1320 	case IP_VERSION(3, 5, 1):
1321 	case IP_VERSION(3, 5, 2):
1322 		adev->df.funcs = &df_v1_7_funcs;
1323 		break;
1324 	default:
1325 		break;
1326 	}
1327 
1328 	switch (adev->ip_versions[SMUIO_HWIP][0]) {
1329 	case IP_VERSION(9, 0, 0):
1330 	case IP_VERSION(9, 0, 1):
1331 	case IP_VERSION(10, 0, 0):
1332 	case IP_VERSION(10, 0, 1):
1333 	case IP_VERSION(10, 0, 2):
1334 		adev->smuio.funcs = &smuio_v9_0_funcs;
1335 		break;
1336 	case IP_VERSION(11, 0, 0):
1337 	case IP_VERSION(11, 0, 2):
1338 	case IP_VERSION(11, 0, 3):
1339 	case IP_VERSION(11, 0, 4):
1340 	case IP_VERSION(11, 0, 7):
1341 	case IP_VERSION(11, 0, 8):
1342 		adev->smuio.funcs = &smuio_v11_0_funcs;
1343 		break;
1344 	case IP_VERSION(11, 0, 6):
1345 	case IP_VERSION(11, 0, 10):
1346 	case IP_VERSION(11, 0, 11):
1347 	case IP_VERSION(11, 5, 0):
1348 	case IP_VERSION(13, 0, 1):
1349 		adev->smuio.funcs = &smuio_v11_0_6_funcs;
1350 		break;
1351 	case IP_VERSION(13, 0, 2):
1352 		adev->smuio.funcs = &smuio_v13_0_funcs;
1353 		break;
1354 	default:
1355 		break;
1356 	}
1357 
1358 	r = amdgpu_discovery_set_common_ip_blocks(adev);
1359 	if (r)
1360 		return r;
1361 
1362 	r = amdgpu_discovery_set_gmc_ip_blocks(adev);
1363 	if (r)
1364 		return r;
1365 
1366 	/* For SR-IOV, PSP needs to be initialized before IH */
1367 	if (amdgpu_sriov_vf(adev)) {
1368 		r = amdgpu_discovery_set_psp_ip_blocks(adev);
1369 		if (r)
1370 			return r;
1371 		r = amdgpu_discovery_set_ih_ip_blocks(adev);
1372 		if (r)
1373 			return r;
1374 	} else {
1375 		r = amdgpu_discovery_set_ih_ip_blocks(adev);
1376 		if (r)
1377 			return r;
1378 
1379 		if (likely(adev->firmware.load_type == AMDGPU_FW_LOAD_PSP)) {
1380 			r = amdgpu_discovery_set_psp_ip_blocks(adev);
1381 			if (r)
1382 				return r;
1383 		}
1384 	}
1385 
1386 	if (likely(adev->firmware.load_type == AMDGPU_FW_LOAD_PSP)) {
1387 		r = amdgpu_discovery_set_smu_ip_blocks(adev);
1388 		if (r)
1389 			return r;
1390 	}
1391 
1392 	r = amdgpu_discovery_set_display_ip_blocks(adev);
1393 	if (r)
1394 		return r;
1395 
1396 	r = amdgpu_discovery_set_gc_ip_blocks(adev);
1397 	if (r)
1398 		return r;
1399 
1400 	r = amdgpu_discovery_set_sdma_ip_blocks(adev);
1401 	if (r)
1402 		return r;
1403 
1404 	if (adev->firmware.load_type == AMDGPU_FW_LOAD_DIRECT &&
1405 	    !amdgpu_sriov_vf(adev)) {
1406 		r = amdgpu_discovery_set_smu_ip_blocks(adev);
1407 		if (r)
1408 			return r;
1409 	}
1410 
1411 	r = amdgpu_discovery_set_mm_ip_blocks(adev);
1412 	if (r)
1413 		return r;
1414 
1415 	if (adev->enable_mes) {
1416 		r = amdgpu_discovery_set_mes_ip_blocks(adev);
1417 		if (r)
1418 			return r;
1419 	}
1420 
1421 	return 0;
1422 }
1423 
1424