1 /*
2  * Copyright 2014 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 #include <linux/slab.h>
26 #include <linux/module.h>
27 
28 #include "amdgpu.h"
29 #include "amdgpu_ucode.h"
30 
31 static void amdgpu_ucode_print_common_hdr(const struct common_firmware_header *hdr)
32 {
33 	DRM_DEBUG("size_bytes: %u\n", le32_to_cpu(hdr->size_bytes));
34 	DRM_DEBUG("header_size_bytes: %u\n", le32_to_cpu(hdr->header_size_bytes));
35 	DRM_DEBUG("header_version_major: %u\n", le16_to_cpu(hdr->header_version_major));
36 	DRM_DEBUG("header_version_minor: %u\n", le16_to_cpu(hdr->header_version_minor));
37 	DRM_DEBUG("ip_version_major: %u\n", le16_to_cpu(hdr->ip_version_major));
38 	DRM_DEBUG("ip_version_minor: %u\n", le16_to_cpu(hdr->ip_version_minor));
39 	DRM_DEBUG("ucode_version: 0x%08x\n", le32_to_cpu(hdr->ucode_version));
40 	DRM_DEBUG("ucode_size_bytes: %u\n", le32_to_cpu(hdr->ucode_size_bytes));
41 	DRM_DEBUG("ucode_array_offset_bytes: %u\n",
42 		  le32_to_cpu(hdr->ucode_array_offset_bytes));
43 	DRM_DEBUG("crc32: 0x%08x\n", le32_to_cpu(hdr->crc32));
44 }
45 
46 void amdgpu_ucode_print_mc_hdr(const struct common_firmware_header *hdr)
47 {
48 	uint16_t version_major = le16_to_cpu(hdr->header_version_major);
49 	uint16_t version_minor = le16_to_cpu(hdr->header_version_minor);
50 
51 	DRM_DEBUG("MC\n");
52 	amdgpu_ucode_print_common_hdr(hdr);
53 
54 	if (version_major == 1) {
55 		const struct mc_firmware_header_v1_0 *mc_hdr =
56 			container_of(hdr, struct mc_firmware_header_v1_0, header);
57 
58 		DRM_DEBUG("io_debug_size_bytes: %u\n",
59 			  le32_to_cpu(mc_hdr->io_debug_size_bytes));
60 		DRM_DEBUG("io_debug_array_offset_bytes: %u\n",
61 			  le32_to_cpu(mc_hdr->io_debug_array_offset_bytes));
62 	} else {
63 		DRM_ERROR("Unknown MC ucode version: %u.%u\n", version_major, version_minor);
64 	}
65 }
66 
67 void amdgpu_ucode_print_smc_hdr(const struct common_firmware_header *hdr)
68 {
69 	uint16_t version_major = le16_to_cpu(hdr->header_version_major);
70 	uint16_t version_minor = le16_to_cpu(hdr->header_version_minor);
71 	const struct smc_firmware_header_v1_0 *v1_0_hdr;
72 	const struct smc_firmware_header_v2_0 *v2_0_hdr;
73 	const struct smc_firmware_header_v2_1 *v2_1_hdr;
74 
75 	DRM_DEBUG("SMC\n");
76 	amdgpu_ucode_print_common_hdr(hdr);
77 
78 	if (version_major == 1) {
79 		v1_0_hdr = container_of(hdr, struct smc_firmware_header_v1_0, header);
80 		DRM_DEBUG("ucode_start_addr: %u\n", le32_to_cpu(v1_0_hdr->ucode_start_addr));
81 	} else if (version_major == 2) {
82 		switch (version_minor) {
83 		case 0:
84 			v2_0_hdr = container_of(hdr, struct smc_firmware_header_v2_0, v1_0.header);
85 			DRM_DEBUG("ppt_offset_bytes: %u\n", le32_to_cpu(v2_0_hdr->ppt_offset_bytes));
86 			DRM_DEBUG("ppt_size_bytes: %u\n", le32_to_cpu(v2_0_hdr->ppt_size_bytes));
87 			break;
88 		case 1:
89 			v2_1_hdr = container_of(hdr, struct smc_firmware_header_v2_1, v1_0.header);
90 			DRM_DEBUG("pptable_count: %u\n", le32_to_cpu(v2_1_hdr->pptable_count));
91 			DRM_DEBUG("pptable_entry_offset: %u\n", le32_to_cpu(v2_1_hdr->pptable_entry_offset));
92 			break;
93 		default:
94 			break;
95 		}
96 
97 	} else {
98 		DRM_ERROR("Unknown SMC ucode version: %u.%u\n", version_major, version_minor);
99 	}
100 }
101 
102 void amdgpu_ucode_print_gfx_hdr(const struct common_firmware_header *hdr)
103 {
104 	uint16_t version_major = le16_to_cpu(hdr->header_version_major);
105 	uint16_t version_minor = le16_to_cpu(hdr->header_version_minor);
106 
107 	DRM_DEBUG("GFX\n");
108 	amdgpu_ucode_print_common_hdr(hdr);
109 
110 	if (version_major == 1) {
111 		const struct gfx_firmware_header_v1_0 *gfx_hdr =
112 			container_of(hdr, struct gfx_firmware_header_v1_0, header);
113 
114 		DRM_DEBUG("ucode_feature_version: %u\n",
115 			  le32_to_cpu(gfx_hdr->ucode_feature_version));
116 		DRM_DEBUG("jt_offset: %u\n", le32_to_cpu(gfx_hdr->jt_offset));
117 		DRM_DEBUG("jt_size: %u\n", le32_to_cpu(gfx_hdr->jt_size));
118 	} else if (version_major == 2) {
119 		const struct gfx_firmware_header_v2_0 *gfx_hdr =
120 			container_of(hdr, struct gfx_firmware_header_v2_0, header);
121 
122 		DRM_DEBUG("ucode_feature_version: %u\n",
123 			  le32_to_cpu(gfx_hdr->ucode_feature_version));
124 	} else {
125 		DRM_ERROR("Unknown GFX ucode version: %u.%u\n", version_major, version_minor);
126 	}
127 }
128 
129 void amdgpu_ucode_print_imu_hdr(const struct common_firmware_header *hdr)
130 {
131 	uint16_t version_major = le16_to_cpu(hdr->header_version_major);
132 	uint16_t version_minor = le16_to_cpu(hdr->header_version_minor);
133 
134 	DRM_DEBUG("IMU\n");
135 	amdgpu_ucode_print_common_hdr(hdr);
136 
137 	if (version_major != 1) {
138 		DRM_ERROR("Unknown GFX ucode version: %u.%u\n", version_major, version_minor);
139 	}
140 }
141 
142 void amdgpu_ucode_print_rlc_hdr(const struct common_firmware_header *hdr)
143 {
144 	uint16_t version_major = le16_to_cpu(hdr->header_version_major);
145 	uint16_t version_minor = le16_to_cpu(hdr->header_version_minor);
146 
147 	DRM_DEBUG("RLC\n");
148 	amdgpu_ucode_print_common_hdr(hdr);
149 
150 	if (version_major == 1) {
151 		const struct rlc_firmware_header_v1_0 *rlc_hdr =
152 			container_of(hdr, struct rlc_firmware_header_v1_0, header);
153 
154 		DRM_DEBUG("ucode_feature_version: %u\n",
155 			  le32_to_cpu(rlc_hdr->ucode_feature_version));
156 		DRM_DEBUG("save_and_restore_offset: %u\n",
157 			  le32_to_cpu(rlc_hdr->save_and_restore_offset));
158 		DRM_DEBUG("clear_state_descriptor_offset: %u\n",
159 			  le32_to_cpu(rlc_hdr->clear_state_descriptor_offset));
160 		DRM_DEBUG("avail_scratch_ram_locations: %u\n",
161 			  le32_to_cpu(rlc_hdr->avail_scratch_ram_locations));
162 		DRM_DEBUG("master_pkt_description_offset: %u\n",
163 			  le32_to_cpu(rlc_hdr->master_pkt_description_offset));
164 	} else if (version_major == 2) {
165 		const struct rlc_firmware_header_v2_0 *rlc_hdr =
166 			container_of(hdr, struct rlc_firmware_header_v2_0, header);
167 		const struct rlc_firmware_header_v2_1 *rlc_hdr_v2_1 =
168 			container_of(rlc_hdr, struct rlc_firmware_header_v2_1, v2_0);
169 		const struct rlc_firmware_header_v2_2 *rlc_hdr_v2_2 =
170 			container_of(rlc_hdr_v2_1, struct rlc_firmware_header_v2_2, v2_1);
171 		const struct rlc_firmware_header_v2_3 *rlc_hdr_v2_3 =
172 			container_of(rlc_hdr_v2_2, struct rlc_firmware_header_v2_3, v2_2);
173 		const struct rlc_firmware_header_v2_4 *rlc_hdr_v2_4 =
174 			container_of(rlc_hdr_v2_3, struct rlc_firmware_header_v2_4, v2_3);
175 
176 		switch (version_minor) {
177 		case 0:
178 			/* rlc_hdr v2_0 */
179 			DRM_DEBUG("ucode_feature_version: %u\n",
180 				  le32_to_cpu(rlc_hdr->ucode_feature_version));
181 			DRM_DEBUG("jt_offset: %u\n", le32_to_cpu(rlc_hdr->jt_offset));
182 			DRM_DEBUG("jt_size: %u\n", le32_to_cpu(rlc_hdr->jt_size));
183 			DRM_DEBUG("save_and_restore_offset: %u\n",
184 				  le32_to_cpu(rlc_hdr->save_and_restore_offset));
185 			DRM_DEBUG("clear_state_descriptor_offset: %u\n",
186 				  le32_to_cpu(rlc_hdr->clear_state_descriptor_offset));
187 			DRM_DEBUG("avail_scratch_ram_locations: %u\n",
188 				  le32_to_cpu(rlc_hdr->avail_scratch_ram_locations));
189 			DRM_DEBUG("reg_restore_list_size: %u\n",
190 				  le32_to_cpu(rlc_hdr->reg_restore_list_size));
191 			DRM_DEBUG("reg_list_format_start: %u\n",
192 				  le32_to_cpu(rlc_hdr->reg_list_format_start));
193 			DRM_DEBUG("reg_list_format_separate_start: %u\n",
194 				  le32_to_cpu(rlc_hdr->reg_list_format_separate_start));
195 			DRM_DEBUG("starting_offsets_start: %u\n",
196 				  le32_to_cpu(rlc_hdr->starting_offsets_start));
197 			DRM_DEBUG("reg_list_format_size_bytes: %u\n",
198 				  le32_to_cpu(rlc_hdr->reg_list_format_size_bytes));
199 			DRM_DEBUG("reg_list_format_array_offset_bytes: %u\n",
200 				  le32_to_cpu(rlc_hdr->reg_list_format_array_offset_bytes));
201 			DRM_DEBUG("reg_list_size_bytes: %u\n",
202 				  le32_to_cpu(rlc_hdr->reg_list_size_bytes));
203 			DRM_DEBUG("reg_list_array_offset_bytes: %u\n",
204 				  le32_to_cpu(rlc_hdr->reg_list_array_offset_bytes));
205 			DRM_DEBUG("reg_list_format_separate_size_bytes: %u\n",
206 				  le32_to_cpu(rlc_hdr->reg_list_format_separate_size_bytes));
207 			DRM_DEBUG("reg_list_format_separate_array_offset_bytes: %u\n",
208 				  le32_to_cpu(rlc_hdr->reg_list_format_separate_array_offset_bytes));
209 			DRM_DEBUG("reg_list_separate_size_bytes: %u\n",
210 				  le32_to_cpu(rlc_hdr->reg_list_separate_size_bytes));
211 			DRM_DEBUG("reg_list_separate_array_offset_bytes: %u\n",
212 				  le32_to_cpu(rlc_hdr->reg_list_separate_array_offset_bytes));
213 			break;
214 		case 1:
215 			/* rlc_hdr v2_1 */
216 			DRM_DEBUG("reg_list_format_direct_reg_list_length: %u\n",
217 				  le32_to_cpu(rlc_hdr_v2_1->reg_list_format_direct_reg_list_length));
218 			DRM_DEBUG("save_restore_list_cntl_ucode_ver: %u\n",
219 				  le32_to_cpu(rlc_hdr_v2_1->save_restore_list_cntl_ucode_ver));
220 			DRM_DEBUG("save_restore_list_cntl_feature_ver: %u\n",
221 				  le32_to_cpu(rlc_hdr_v2_1->save_restore_list_cntl_feature_ver));
222 			DRM_DEBUG("save_restore_list_cntl_size_bytes %u\n",
223 				  le32_to_cpu(rlc_hdr_v2_1->save_restore_list_cntl_size_bytes));
224 			DRM_DEBUG("save_restore_list_cntl_offset_bytes: %u\n",
225 				  le32_to_cpu(rlc_hdr_v2_1->save_restore_list_cntl_offset_bytes));
226 			DRM_DEBUG("save_restore_list_gpm_ucode_ver: %u\n",
227 				  le32_to_cpu(rlc_hdr_v2_1->save_restore_list_gpm_ucode_ver));
228 			DRM_DEBUG("save_restore_list_gpm_feature_ver: %u\n",
229 				  le32_to_cpu(rlc_hdr_v2_1->save_restore_list_gpm_feature_ver));
230 			DRM_DEBUG("save_restore_list_gpm_size_bytes %u\n",
231 				  le32_to_cpu(rlc_hdr_v2_1->save_restore_list_gpm_size_bytes));
232 			DRM_DEBUG("save_restore_list_gpm_offset_bytes: %u\n",
233 				  le32_to_cpu(rlc_hdr_v2_1->save_restore_list_gpm_offset_bytes));
234 			DRM_DEBUG("save_restore_list_srm_ucode_ver: %u\n",
235 				  le32_to_cpu(rlc_hdr_v2_1->save_restore_list_srm_ucode_ver));
236 			DRM_DEBUG("save_restore_list_srm_feature_ver: %u\n",
237 				  le32_to_cpu(rlc_hdr_v2_1->save_restore_list_srm_feature_ver));
238 			DRM_DEBUG("save_restore_list_srm_size_bytes %u\n",
239 				  le32_to_cpu(rlc_hdr_v2_1->save_restore_list_srm_size_bytes));
240 			DRM_DEBUG("save_restore_list_srm_offset_bytes: %u\n",
241 				  le32_to_cpu(rlc_hdr_v2_1->save_restore_list_srm_offset_bytes));
242 			break;
243 		case 2:
244 			/* rlc_hdr v2_2 */
245 			DRM_DEBUG("rlc_iram_ucode_size_bytes: %u\n",
246 				  le32_to_cpu(rlc_hdr_v2_2->rlc_iram_ucode_size_bytes));
247 			DRM_DEBUG("rlc_iram_ucode_offset_bytes: %u\n",
248 				  le32_to_cpu(rlc_hdr_v2_2->rlc_iram_ucode_offset_bytes));
249 			DRM_DEBUG("rlc_dram_ucode_size_bytes: %u\n",
250 				  le32_to_cpu(rlc_hdr_v2_2->rlc_dram_ucode_size_bytes));
251 			DRM_DEBUG("rlc_dram_ucode_offset_bytes: %u\n",
252 				  le32_to_cpu(rlc_hdr_v2_2->rlc_dram_ucode_offset_bytes));
253 			break;
254 		case 3:
255 			/* rlc_hdr v2_3 */
256 			DRM_DEBUG("rlcp_ucode_version: %u\n",
257 				  le32_to_cpu(rlc_hdr_v2_3->rlcp_ucode_version));
258 			DRM_DEBUG("rlcp_ucode_feature_version: %u\n",
259 				  le32_to_cpu(rlc_hdr_v2_3->rlcp_ucode_feature_version));
260 			DRM_DEBUG("rlcp_ucode_size_bytes: %u\n",
261 				  le32_to_cpu(rlc_hdr_v2_3->rlcp_ucode_size_bytes));
262 			DRM_DEBUG("rlcp_ucode_offset_bytes: %u\n",
263 				  le32_to_cpu(rlc_hdr_v2_3->rlcp_ucode_offset_bytes));
264 			DRM_DEBUG("rlcv_ucode_version: %u\n",
265 				  le32_to_cpu(rlc_hdr_v2_3->rlcv_ucode_version));
266 			DRM_DEBUG("rlcv_ucode_feature_version: %u\n",
267 				  le32_to_cpu(rlc_hdr_v2_3->rlcv_ucode_feature_version));
268 			DRM_DEBUG("rlcv_ucode_size_bytes: %u\n",
269 				  le32_to_cpu(rlc_hdr_v2_3->rlcv_ucode_size_bytes));
270 			DRM_DEBUG("rlcv_ucode_offset_bytes: %u\n",
271 				  le32_to_cpu(rlc_hdr_v2_3->rlcv_ucode_offset_bytes));
272 			break;
273 		case 4:
274 			/* rlc_hdr v2_4 */
275 			DRM_DEBUG("global_tap_delays_ucode_size_bytes :%u\n",
276 				  le32_to_cpu(rlc_hdr_v2_4->global_tap_delays_ucode_size_bytes));
277 			DRM_DEBUG("global_tap_delays_ucode_offset_bytes: %u\n",
278 				  le32_to_cpu(rlc_hdr_v2_4->global_tap_delays_ucode_offset_bytes));
279 			DRM_DEBUG("se0_tap_delays_ucode_size_bytes :%u\n",
280 				  le32_to_cpu(rlc_hdr_v2_4->se0_tap_delays_ucode_size_bytes));
281 			DRM_DEBUG("se0_tap_delays_ucode_offset_bytes: %u\n",
282 				  le32_to_cpu(rlc_hdr_v2_4->se0_tap_delays_ucode_offset_bytes));
283 			DRM_DEBUG("se1_tap_delays_ucode_size_bytes :%u\n",
284 				  le32_to_cpu(rlc_hdr_v2_4->se1_tap_delays_ucode_size_bytes));
285 			DRM_DEBUG("se1_tap_delays_ucode_offset_bytes: %u\n",
286 				  le32_to_cpu(rlc_hdr_v2_4->se1_tap_delays_ucode_offset_bytes));
287 			DRM_DEBUG("se2_tap_delays_ucode_size_bytes :%u\n",
288 				  le32_to_cpu(rlc_hdr_v2_4->se2_tap_delays_ucode_size_bytes));
289 			DRM_DEBUG("se2_tap_delays_ucode_offset_bytes: %u\n",
290 				  le32_to_cpu(rlc_hdr_v2_4->se2_tap_delays_ucode_offset_bytes));
291 			DRM_DEBUG("se3_tap_delays_ucode_size_bytes :%u\n",
292 				  le32_to_cpu(rlc_hdr_v2_4->se3_tap_delays_ucode_size_bytes));
293 			DRM_DEBUG("se3_tap_delays_ucode_offset_bytes: %u\n",
294 				  le32_to_cpu(rlc_hdr_v2_4->se3_tap_delays_ucode_offset_bytes));
295 			break;
296 		default:
297 			DRM_ERROR("Unknown RLC v2 ucode: v2.%u\n", version_minor);
298 			break;
299 		}
300 	} else {
301 		DRM_ERROR("Unknown RLC ucode version: %u.%u\n", version_major, version_minor);
302 	}
303 }
304 
305 void amdgpu_ucode_print_sdma_hdr(const struct common_firmware_header *hdr)
306 {
307 	uint16_t version_major = le16_to_cpu(hdr->header_version_major);
308 	uint16_t version_minor = le16_to_cpu(hdr->header_version_minor);
309 
310 	DRM_DEBUG("SDMA\n");
311 	amdgpu_ucode_print_common_hdr(hdr);
312 
313 	if (version_major == 1) {
314 		const struct sdma_firmware_header_v1_0 *sdma_hdr =
315 			container_of(hdr, struct sdma_firmware_header_v1_0, header);
316 
317 		DRM_DEBUG("ucode_feature_version: %u\n",
318 			  le32_to_cpu(sdma_hdr->ucode_feature_version));
319 		DRM_DEBUG("ucode_change_version: %u\n",
320 			  le32_to_cpu(sdma_hdr->ucode_change_version));
321 		DRM_DEBUG("jt_offset: %u\n", le32_to_cpu(sdma_hdr->jt_offset));
322 		DRM_DEBUG("jt_size: %u\n", le32_to_cpu(sdma_hdr->jt_size));
323 		if (version_minor >= 1) {
324 			const struct sdma_firmware_header_v1_1 *sdma_v1_1_hdr =
325 				container_of(sdma_hdr, struct sdma_firmware_header_v1_1, v1_0);
326 			DRM_DEBUG("digest_size: %u\n", le32_to_cpu(sdma_v1_1_hdr->digest_size));
327 		}
328 	} else if (version_major == 2) {
329 		const struct sdma_firmware_header_v2_0 *sdma_hdr =
330 			container_of(hdr, struct sdma_firmware_header_v2_0, header);
331 
332 		DRM_DEBUG("ucode_feature_version: %u\n",
333 			  le32_to_cpu(sdma_hdr->ucode_feature_version));
334 		DRM_DEBUG("ctx_jt_offset: %u\n", le32_to_cpu(sdma_hdr->ctx_jt_offset));
335 		DRM_DEBUG("ctx_jt_size: %u\n", le32_to_cpu(sdma_hdr->ctx_jt_size));
336 		DRM_DEBUG("ctl_ucode_offset: %u\n", le32_to_cpu(sdma_hdr->ctl_ucode_offset));
337 		DRM_DEBUG("ctl_jt_offset: %u\n", le32_to_cpu(sdma_hdr->ctl_jt_offset));
338 		DRM_DEBUG("ctl_jt_size: %u\n", le32_to_cpu(sdma_hdr->ctl_jt_size));
339 	} else {
340 		DRM_ERROR("Unknown SDMA ucode version: %u.%u\n",
341 			  version_major, version_minor);
342 	}
343 }
344 
345 void amdgpu_ucode_print_psp_hdr(const struct common_firmware_header *hdr)
346 {
347 	uint16_t version_major = le16_to_cpu(hdr->header_version_major);
348 	uint16_t version_minor = le16_to_cpu(hdr->header_version_minor);
349 	uint32_t fw_index;
350 	const struct psp_fw_bin_desc *desc;
351 
352 	DRM_DEBUG("PSP\n");
353 	amdgpu_ucode_print_common_hdr(hdr);
354 
355 	if (version_major == 1) {
356 		const struct psp_firmware_header_v1_0 *psp_hdr =
357 			container_of(hdr, struct psp_firmware_header_v1_0, header);
358 
359 		DRM_DEBUG("ucode_feature_version: %u\n",
360 			  le32_to_cpu(psp_hdr->sos.fw_version));
361 		DRM_DEBUG("sos_offset_bytes: %u\n",
362 			  le32_to_cpu(psp_hdr->sos.offset_bytes));
363 		DRM_DEBUG("sos_size_bytes: %u\n",
364 			  le32_to_cpu(psp_hdr->sos.size_bytes));
365 		if (version_minor == 1) {
366 			const struct psp_firmware_header_v1_1 *psp_hdr_v1_1 =
367 				container_of(psp_hdr, struct psp_firmware_header_v1_1, v1_0);
368 			DRM_DEBUG("toc_header_version: %u\n",
369 				  le32_to_cpu(psp_hdr_v1_1->toc.fw_version));
370 			DRM_DEBUG("toc_offset_bytes: %u\n",
371 				  le32_to_cpu(psp_hdr_v1_1->toc.offset_bytes));
372 			DRM_DEBUG("toc_size_bytes: %u\n",
373 				  le32_to_cpu(psp_hdr_v1_1->toc.size_bytes));
374 			DRM_DEBUG("kdb_header_version: %u\n",
375 				  le32_to_cpu(psp_hdr_v1_1->kdb.fw_version));
376 			DRM_DEBUG("kdb_offset_bytes: %u\n",
377 				  le32_to_cpu(psp_hdr_v1_1->kdb.offset_bytes));
378 			DRM_DEBUG("kdb_size_bytes: %u\n",
379 				  le32_to_cpu(psp_hdr_v1_1->kdb.size_bytes));
380 		}
381 		if (version_minor == 2) {
382 			const struct psp_firmware_header_v1_2 *psp_hdr_v1_2 =
383 				container_of(psp_hdr, struct psp_firmware_header_v1_2, v1_0);
384 			DRM_DEBUG("kdb_header_version: %u\n",
385 				  le32_to_cpu(psp_hdr_v1_2->kdb.fw_version));
386 			DRM_DEBUG("kdb_offset_bytes: %u\n",
387 				  le32_to_cpu(psp_hdr_v1_2->kdb.offset_bytes));
388 			DRM_DEBUG("kdb_size_bytes: %u\n",
389 				  le32_to_cpu(psp_hdr_v1_2->kdb.size_bytes));
390 		}
391 		if (version_minor == 3) {
392 			const struct psp_firmware_header_v1_1 *psp_hdr_v1_1 =
393 				container_of(psp_hdr, struct psp_firmware_header_v1_1, v1_0);
394 			const struct psp_firmware_header_v1_3 *psp_hdr_v1_3 =
395 				container_of(psp_hdr_v1_1, struct psp_firmware_header_v1_3, v1_1);
396 			DRM_DEBUG("toc_header_version: %u\n",
397 				  le32_to_cpu(psp_hdr_v1_3->v1_1.toc.fw_version));
398 			DRM_DEBUG("toc_offset_bytes: %u\n",
399 				  le32_to_cpu(psp_hdr_v1_3->v1_1.toc.offset_bytes));
400 			DRM_DEBUG("toc_size_bytes: %u\n",
401 				  le32_to_cpu(psp_hdr_v1_3->v1_1.toc.size_bytes));
402 			DRM_DEBUG("kdb_header_version: %u\n",
403 				  le32_to_cpu(psp_hdr_v1_3->v1_1.kdb.fw_version));
404 			DRM_DEBUG("kdb_offset_bytes: %u\n",
405 				  le32_to_cpu(psp_hdr_v1_3->v1_1.kdb.offset_bytes));
406 			DRM_DEBUG("kdb_size_bytes: %u\n",
407 				  le32_to_cpu(psp_hdr_v1_3->v1_1.kdb.size_bytes));
408 			DRM_DEBUG("spl_header_version: %u\n",
409 				  le32_to_cpu(psp_hdr_v1_3->spl.fw_version));
410 			DRM_DEBUG("spl_offset_bytes: %u\n",
411 				  le32_to_cpu(psp_hdr_v1_3->spl.offset_bytes));
412 			DRM_DEBUG("spl_size_bytes: %u\n",
413 				  le32_to_cpu(psp_hdr_v1_3->spl.size_bytes));
414 		}
415 	} else if (version_major == 2) {
416 		const struct psp_firmware_header_v2_0 *psp_hdr_v2_0 =
417 			 container_of(hdr, struct psp_firmware_header_v2_0, header);
418 		for (fw_index = 0; fw_index < le32_to_cpu(psp_hdr_v2_0->psp_fw_bin_count); fw_index++) {
419 			desc = &(psp_hdr_v2_0->psp_fw_bin[fw_index]);
420 			switch (desc->fw_type) {
421 			case PSP_FW_TYPE_PSP_SOS:
422 				DRM_DEBUG("psp_sos_version: %u\n",
423 					  le32_to_cpu(desc->fw_version));
424 				DRM_DEBUG("psp_sos_size_bytes: %u\n",
425 					  le32_to_cpu(desc->size_bytes));
426 				break;
427 			case PSP_FW_TYPE_PSP_SYS_DRV:
428 				DRM_DEBUG("psp_sys_drv_version: %u\n",
429 					  le32_to_cpu(desc->fw_version));
430 				DRM_DEBUG("psp_sys_drv_size_bytes: %u\n",
431 					  le32_to_cpu(desc->size_bytes));
432 				break;
433 			case PSP_FW_TYPE_PSP_KDB:
434 				DRM_DEBUG("psp_kdb_version: %u\n",
435 					  le32_to_cpu(desc->fw_version));
436 				DRM_DEBUG("psp_kdb_size_bytes: %u\n",
437 					  le32_to_cpu(desc->size_bytes));
438 				break;
439 			case PSP_FW_TYPE_PSP_TOC:
440 				DRM_DEBUG("psp_toc_version: %u\n",
441 					  le32_to_cpu(desc->fw_version));
442 				DRM_DEBUG("psp_toc_size_bytes: %u\n",
443 					  le32_to_cpu(desc->size_bytes));
444 				break;
445 			case PSP_FW_TYPE_PSP_SPL:
446 				DRM_DEBUG("psp_spl_version: %u\n",
447 					  le32_to_cpu(desc->fw_version));
448 				DRM_DEBUG("psp_spl_size_bytes: %u\n",
449 					  le32_to_cpu(desc->size_bytes));
450 				break;
451 			case PSP_FW_TYPE_PSP_RL:
452 				DRM_DEBUG("psp_rl_version: %u\n",
453 					  le32_to_cpu(desc->fw_version));
454 				DRM_DEBUG("psp_rl_size_bytes: %u\n",
455 					  le32_to_cpu(desc->size_bytes));
456 				break;
457 			case PSP_FW_TYPE_PSP_SOC_DRV:
458 				DRM_DEBUG("psp_soc_drv_version: %u\n",
459 					  le32_to_cpu(desc->fw_version));
460 				DRM_DEBUG("psp_soc_drv_size_bytes: %u\n",
461 					  le32_to_cpu(desc->size_bytes));
462 				break;
463 			case PSP_FW_TYPE_PSP_INTF_DRV:
464 				DRM_DEBUG("psp_intf_drv_version: %u\n",
465 					  le32_to_cpu(desc->fw_version));
466 				DRM_DEBUG("psp_intf_drv_size_bytes: %u\n",
467 					  le32_to_cpu(desc->size_bytes));
468 				break;
469 			case PSP_FW_TYPE_PSP_DBG_DRV:
470 				DRM_DEBUG("psp_dbg_drv_version: %u\n",
471 					  le32_to_cpu(desc->fw_version));
472 				DRM_DEBUG("psp_dbg_drv_size_bytes: %u\n",
473 					  le32_to_cpu(desc->size_bytes));
474 				break;
475 			default:
476 				DRM_DEBUG("Unsupported PSP fw type: %d\n", desc->fw_type);
477 				break;
478 			}
479 		}
480 	} else {
481 		DRM_ERROR("Unknown PSP ucode version: %u.%u\n",
482 			  version_major, version_minor);
483 	}
484 }
485 
486 void amdgpu_ucode_print_gpu_info_hdr(const struct common_firmware_header *hdr)
487 {
488 	uint16_t version_major = le16_to_cpu(hdr->header_version_major);
489 	uint16_t version_minor = le16_to_cpu(hdr->header_version_minor);
490 
491 	DRM_DEBUG("GPU_INFO\n");
492 	amdgpu_ucode_print_common_hdr(hdr);
493 
494 	if (version_major == 1) {
495 		const struct gpu_info_firmware_header_v1_0 *gpu_info_hdr =
496 			container_of(hdr, struct gpu_info_firmware_header_v1_0, header);
497 
498 		DRM_DEBUG("version_major: %u\n",
499 			  le16_to_cpu(gpu_info_hdr->version_major));
500 		DRM_DEBUG("version_minor: %u\n",
501 			  le16_to_cpu(gpu_info_hdr->version_minor));
502 	} else {
503 		DRM_ERROR("Unknown gpu_info ucode version: %u.%u\n", version_major, version_minor);
504 	}
505 }
506 
507 static int amdgpu_ucode_validate(const struct firmware *fw)
508 {
509 	const struct common_firmware_header *hdr =
510 		(const struct common_firmware_header *)fw->data;
511 
512 	if (fw->size == le32_to_cpu(hdr->size_bytes))
513 		return 0;
514 
515 	return -EINVAL;
516 }
517 
518 bool amdgpu_ucode_hdr_version(union amdgpu_firmware_header *hdr,
519 				uint16_t hdr_major, uint16_t hdr_minor)
520 {
521 	if ((hdr->common.header_version_major == hdr_major) &&
522 		(hdr->common.header_version_minor == hdr_minor))
523 		return true;
524 	return false;
525 }
526 
527 enum amdgpu_firmware_load_type
528 amdgpu_ucode_get_load_type(struct amdgpu_device *adev, int load_type)
529 {
530 	switch (adev->asic_type) {
531 #ifdef CONFIG_DRM_AMDGPU_SI
532 	case CHIP_TAHITI:
533 	case CHIP_PITCAIRN:
534 	case CHIP_VERDE:
535 	case CHIP_OLAND:
536 	case CHIP_HAINAN:
537 		return AMDGPU_FW_LOAD_DIRECT;
538 #endif
539 #ifdef CONFIG_DRM_AMDGPU_CIK
540 	case CHIP_BONAIRE:
541 	case CHIP_KAVERI:
542 	case CHIP_KABINI:
543 	case CHIP_HAWAII:
544 	case CHIP_MULLINS:
545 		return AMDGPU_FW_LOAD_DIRECT;
546 #endif
547 	case CHIP_TOPAZ:
548 	case CHIP_TONGA:
549 	case CHIP_FIJI:
550 	case CHIP_CARRIZO:
551 	case CHIP_STONEY:
552 	case CHIP_POLARIS10:
553 	case CHIP_POLARIS11:
554 	case CHIP_POLARIS12:
555 	case CHIP_VEGAM:
556 		return AMDGPU_FW_LOAD_SMU;
557 	case CHIP_CYAN_SKILLFISH:
558 		if (!(load_type &&
559 		      adev->apu_flags & AMD_APU_IS_CYAN_SKILLFISH2))
560 			return AMDGPU_FW_LOAD_DIRECT;
561 		else
562 			return AMDGPU_FW_LOAD_PSP;
563 	default:
564 		if (!load_type)
565 			return AMDGPU_FW_LOAD_DIRECT;
566 		else
567 			return AMDGPU_FW_LOAD_PSP;
568 	}
569 }
570 
571 const char *amdgpu_ucode_name(enum AMDGPU_UCODE_ID ucode_id)
572 {
573 	switch (ucode_id) {
574 	case AMDGPU_UCODE_ID_SDMA0:
575 		return "SDMA0";
576 	case AMDGPU_UCODE_ID_SDMA1:
577 		return "SDMA1";
578 	case AMDGPU_UCODE_ID_SDMA2:
579 		return "SDMA2";
580 	case AMDGPU_UCODE_ID_SDMA3:
581 		return "SDMA3";
582 	case AMDGPU_UCODE_ID_SDMA4:
583 		return "SDMA4";
584 	case AMDGPU_UCODE_ID_SDMA5:
585 		return "SDMA5";
586 	case AMDGPU_UCODE_ID_SDMA6:
587 		return "SDMA6";
588 	case AMDGPU_UCODE_ID_SDMA7:
589 		return "SDMA7";
590 	case AMDGPU_UCODE_ID_SDMA_UCODE_TH0:
591 		return "SDMA_CTX";
592 	case AMDGPU_UCODE_ID_SDMA_UCODE_TH1:
593 		return "SDMA_CTL";
594 	case AMDGPU_UCODE_ID_CP_CE:
595 		return "CP_CE";
596 	case AMDGPU_UCODE_ID_CP_PFP:
597 		return "CP_PFP";
598 	case AMDGPU_UCODE_ID_CP_ME:
599 		return "CP_ME";
600 	case AMDGPU_UCODE_ID_CP_MEC1:
601 		return "CP_MEC1";
602 	case AMDGPU_UCODE_ID_CP_MEC1_JT:
603 		return "CP_MEC1_JT";
604 	case AMDGPU_UCODE_ID_CP_MEC2:
605 		return "CP_MEC2";
606 	case AMDGPU_UCODE_ID_CP_MEC2_JT:
607 		return "CP_MEC2_JT";
608 	case AMDGPU_UCODE_ID_CP_MES:
609 		return "CP_MES";
610 	case AMDGPU_UCODE_ID_CP_MES_DATA:
611 		return "CP_MES_DATA";
612 	case AMDGPU_UCODE_ID_CP_MES1:
613 		return "CP_MES_KIQ";
614 	case AMDGPU_UCODE_ID_CP_MES1_DATA:
615 		return "CP_MES_KIQ_DATA";
616 	case AMDGPU_UCODE_ID_RLC_RESTORE_LIST_CNTL:
617 		return "RLC_RESTORE_LIST_CNTL";
618 	case AMDGPU_UCODE_ID_RLC_RESTORE_LIST_GPM_MEM:
619 		return "RLC_RESTORE_LIST_GPM_MEM";
620 	case AMDGPU_UCODE_ID_RLC_RESTORE_LIST_SRM_MEM:
621 		return "RLC_RESTORE_LIST_SRM_MEM";
622 	case AMDGPU_UCODE_ID_RLC_IRAM:
623 		return "RLC_IRAM";
624 	case AMDGPU_UCODE_ID_RLC_DRAM:
625 		return "RLC_DRAM";
626 	case AMDGPU_UCODE_ID_RLC_G:
627 		return "RLC_G";
628 	case AMDGPU_UCODE_ID_RLC_P:
629 		return "RLC_P";
630 	case AMDGPU_UCODE_ID_RLC_V:
631 		return "RLC_V";
632 	case AMDGPU_UCODE_ID_GLOBAL_TAP_DELAYS:
633 		return "GLOBAL_TAP_DELAYS";
634 	case AMDGPU_UCODE_ID_SE0_TAP_DELAYS:
635 		return "SE0_TAP_DELAYS";
636 	case AMDGPU_UCODE_ID_SE1_TAP_DELAYS:
637 		return "SE1_TAP_DELAYS";
638 	case AMDGPU_UCODE_ID_SE2_TAP_DELAYS:
639 		return "SE2_TAP_DELAYS";
640 	case AMDGPU_UCODE_ID_SE3_TAP_DELAYS:
641 		return "SE3_TAP_DELAYS";
642 	case AMDGPU_UCODE_ID_IMU_I:
643 		return "IMU_I";
644 	case AMDGPU_UCODE_ID_IMU_D:
645 		return "IMU_D";
646 	case AMDGPU_UCODE_ID_STORAGE:
647 		return "STORAGE";
648 	case AMDGPU_UCODE_ID_SMC:
649 		return "SMC";
650 	case AMDGPU_UCODE_ID_PPTABLE:
651 		return "PPTABLE";
652 	case AMDGPU_UCODE_ID_UVD:
653 		return "UVD";
654 	case AMDGPU_UCODE_ID_UVD1:
655 		return "UVD1";
656 	case AMDGPU_UCODE_ID_VCE:
657 		return "VCE";
658 	case AMDGPU_UCODE_ID_VCN:
659 		return "VCN";
660 	case AMDGPU_UCODE_ID_VCN1:
661 		return "VCN1";
662 	case AMDGPU_UCODE_ID_DMCU_ERAM:
663 		return "DMCU_ERAM";
664 	case AMDGPU_UCODE_ID_DMCU_INTV:
665 		return "DMCU_INTV";
666 	case AMDGPU_UCODE_ID_VCN0_RAM:
667 		return "VCN0_RAM";
668 	case AMDGPU_UCODE_ID_VCN1_RAM:
669 		return "VCN1_RAM";
670 	case AMDGPU_UCODE_ID_DMCUB:
671 		return "DMCUB";
672 	default:
673 		return "UNKNOWN UCODE";
674 	}
675 }
676 
677 #define FW_VERSION_ATTR(name, mode, field)				\
678 static ssize_t show_##name(struct device *dev,				\
679 			  struct device_attribute *attr,		\
680 			  char *buf)					\
681 {									\
682 	struct drm_device *ddev = dev_get_drvdata(dev);			\
683 	struct amdgpu_device *adev = drm_to_adev(ddev);			\
684 									\
685 	return sysfs_emit(buf, "0x%08x\n", adev->field);	\
686 }									\
687 static DEVICE_ATTR(name, mode, show_##name, NULL)
688 
689 FW_VERSION_ATTR(vce_fw_version, 0444, vce.fw_version);
690 FW_VERSION_ATTR(uvd_fw_version, 0444, uvd.fw_version);
691 FW_VERSION_ATTR(mc_fw_version, 0444, gmc.fw_version);
692 FW_VERSION_ATTR(me_fw_version, 0444, gfx.me_fw_version);
693 FW_VERSION_ATTR(pfp_fw_version, 0444, gfx.pfp_fw_version);
694 FW_VERSION_ATTR(ce_fw_version, 0444, gfx.ce_fw_version);
695 FW_VERSION_ATTR(rlc_fw_version, 0444, gfx.rlc_fw_version);
696 FW_VERSION_ATTR(rlc_srlc_fw_version, 0444, gfx.rlc_srlc_fw_version);
697 FW_VERSION_ATTR(rlc_srlg_fw_version, 0444, gfx.rlc_srlg_fw_version);
698 FW_VERSION_ATTR(rlc_srls_fw_version, 0444, gfx.rlc_srls_fw_version);
699 FW_VERSION_ATTR(mec_fw_version, 0444, gfx.mec_fw_version);
700 FW_VERSION_ATTR(mec2_fw_version, 0444, gfx.mec2_fw_version);
701 FW_VERSION_ATTR(imu_fw_version, 0444, gfx.imu_fw_version);
702 FW_VERSION_ATTR(sos_fw_version, 0444, psp.sos.fw_version);
703 FW_VERSION_ATTR(asd_fw_version, 0444, psp.asd_context.bin_desc.fw_version);
704 FW_VERSION_ATTR(ta_ras_fw_version, 0444, psp.ras_context.context.bin_desc.fw_version);
705 FW_VERSION_ATTR(ta_xgmi_fw_version, 0444, psp.xgmi_context.context.bin_desc.fw_version);
706 FW_VERSION_ATTR(smc_fw_version, 0444, pm.fw_version);
707 FW_VERSION_ATTR(sdma_fw_version, 0444, sdma.instance[0].fw_version);
708 FW_VERSION_ATTR(sdma2_fw_version, 0444, sdma.instance[1].fw_version);
709 FW_VERSION_ATTR(vcn_fw_version, 0444, vcn.fw_version);
710 FW_VERSION_ATTR(dmcu_fw_version, 0444, dm.dmcu_fw_version);
711 
712 static struct attribute *fw_attrs[] = {
713 	&dev_attr_vce_fw_version.attr, &dev_attr_uvd_fw_version.attr,
714 	&dev_attr_mc_fw_version.attr, &dev_attr_me_fw_version.attr,
715 	&dev_attr_pfp_fw_version.attr, &dev_attr_ce_fw_version.attr,
716 	&dev_attr_rlc_fw_version.attr, &dev_attr_rlc_srlc_fw_version.attr,
717 	&dev_attr_rlc_srlg_fw_version.attr, &dev_attr_rlc_srls_fw_version.attr,
718 	&dev_attr_mec_fw_version.attr, &dev_attr_mec2_fw_version.attr,
719 	&dev_attr_sos_fw_version.attr, &dev_attr_asd_fw_version.attr,
720 	&dev_attr_ta_ras_fw_version.attr, &dev_attr_ta_xgmi_fw_version.attr,
721 	&dev_attr_smc_fw_version.attr, &dev_attr_sdma_fw_version.attr,
722 	&dev_attr_sdma2_fw_version.attr, &dev_attr_vcn_fw_version.attr,
723 	&dev_attr_dmcu_fw_version.attr, &dev_attr_imu_fw_version.attr,
724 	NULL
725 };
726 
727 static const struct attribute_group fw_attr_group = {
728 	.name = "fw_version",
729 	.attrs = fw_attrs
730 };
731 
732 int amdgpu_ucode_sysfs_init(struct amdgpu_device *adev)
733 {
734 	return sysfs_create_group(&adev->dev->kobj, &fw_attr_group);
735 }
736 
737 void amdgpu_ucode_sysfs_fini(struct amdgpu_device *adev)
738 {
739 	sysfs_remove_group(&adev->dev->kobj, &fw_attr_group);
740 }
741 
742 static int amdgpu_ucode_init_single_fw(struct amdgpu_device *adev,
743 				       struct amdgpu_firmware_info *ucode,
744 				       uint64_t mc_addr, void *kptr)
745 {
746 	const struct common_firmware_header *header = NULL;
747 	const struct gfx_firmware_header_v1_0 *cp_hdr = NULL;
748 	const struct gfx_firmware_header_v2_0 *cpv2_hdr = NULL;
749 	const struct dmcu_firmware_header_v1_0 *dmcu_hdr = NULL;
750 	const struct dmcub_firmware_header_v1_0 *dmcub_hdr = NULL;
751 	const struct mes_firmware_header_v1_0 *mes_hdr = NULL;
752 	const struct sdma_firmware_header_v2_0 *sdma_hdr = NULL;
753 	const struct imu_firmware_header_v1_0 *imu_hdr = NULL;
754 	u8 *ucode_addr;
755 
756 	if (NULL == ucode->fw)
757 		return 0;
758 
759 	ucode->mc_addr = mc_addr;
760 	ucode->kaddr = kptr;
761 
762 	if (ucode->ucode_id == AMDGPU_UCODE_ID_STORAGE)
763 		return 0;
764 
765 	header = (const struct common_firmware_header *)ucode->fw->data;
766 	cp_hdr = (const struct gfx_firmware_header_v1_0 *)ucode->fw->data;
767 	cpv2_hdr = (const struct gfx_firmware_header_v2_0 *)ucode->fw->data;
768 	dmcu_hdr = (const struct dmcu_firmware_header_v1_0 *)ucode->fw->data;
769 	dmcub_hdr = (const struct dmcub_firmware_header_v1_0 *)ucode->fw->data;
770 	mes_hdr = (const struct mes_firmware_header_v1_0 *)ucode->fw->data;
771 	sdma_hdr = (const struct sdma_firmware_header_v2_0 *)ucode->fw->data;
772 	imu_hdr = (const struct imu_firmware_header_v1_0 *)ucode->fw->data;
773 
774 	if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) {
775 		switch (ucode->ucode_id) {
776 		case AMDGPU_UCODE_ID_SDMA_UCODE_TH0:
777 			ucode->ucode_size = le32_to_cpu(sdma_hdr->ctx_ucode_size_bytes);
778 			ucode_addr = (u8 *)ucode->fw->data +
779 				le32_to_cpu(sdma_hdr->header.ucode_array_offset_bytes);
780 			break;
781 		case AMDGPU_UCODE_ID_SDMA_UCODE_TH1:
782 			ucode->ucode_size = le32_to_cpu(sdma_hdr->ctl_ucode_size_bytes);
783 			ucode_addr = (u8 *)ucode->fw->data +
784 				le32_to_cpu(sdma_hdr->ctl_ucode_offset);
785 			break;
786 		case AMDGPU_UCODE_ID_CP_MEC1:
787 		case AMDGPU_UCODE_ID_CP_MEC2:
788 			ucode->ucode_size = le32_to_cpu(header->ucode_size_bytes) -
789 				le32_to_cpu(cp_hdr->jt_size) * 4;
790 			ucode_addr = (u8 *)ucode->fw->data +
791 				le32_to_cpu(header->ucode_array_offset_bytes);
792 			break;
793 		case AMDGPU_UCODE_ID_CP_MEC1_JT:
794 		case AMDGPU_UCODE_ID_CP_MEC2_JT:
795 			ucode->ucode_size = le32_to_cpu(cp_hdr->jt_size) * 4;
796 			ucode_addr = (u8 *)ucode->fw->data +
797 				le32_to_cpu(header->ucode_array_offset_bytes) +
798 				le32_to_cpu(cp_hdr->jt_offset) * 4;
799 			break;
800 		case AMDGPU_UCODE_ID_RLC_RESTORE_LIST_CNTL:
801 			ucode->ucode_size = adev->gfx.rlc.save_restore_list_cntl_size_bytes;
802 			ucode_addr = adev->gfx.rlc.save_restore_list_cntl;
803 			break;
804 		case AMDGPU_UCODE_ID_RLC_RESTORE_LIST_GPM_MEM:
805 			ucode->ucode_size = adev->gfx.rlc.save_restore_list_gpm_size_bytes;
806 			ucode_addr = adev->gfx.rlc.save_restore_list_gpm;
807 			break;
808 		case AMDGPU_UCODE_ID_RLC_RESTORE_LIST_SRM_MEM:
809 			ucode->ucode_size = adev->gfx.rlc.save_restore_list_srm_size_bytes;
810 			ucode_addr = adev->gfx.rlc.save_restore_list_srm;
811 			break;
812 		case AMDGPU_UCODE_ID_RLC_IRAM:
813 			ucode->ucode_size = adev->gfx.rlc.rlc_iram_ucode_size_bytes;
814 			ucode_addr = adev->gfx.rlc.rlc_iram_ucode;
815 			break;
816 		case AMDGPU_UCODE_ID_RLC_DRAM:
817 			ucode->ucode_size = adev->gfx.rlc.rlc_dram_ucode_size_bytes;
818 			ucode_addr = adev->gfx.rlc.rlc_dram_ucode;
819 			break;
820 		case AMDGPU_UCODE_ID_RLC_P:
821 			ucode->ucode_size = adev->gfx.rlc.rlcp_ucode_size_bytes;
822 			ucode_addr = adev->gfx.rlc.rlcp_ucode;
823 			break;
824 		case AMDGPU_UCODE_ID_RLC_V:
825 			ucode->ucode_size = adev->gfx.rlc.rlcv_ucode_size_bytes;
826 			ucode_addr = adev->gfx.rlc.rlcv_ucode;
827 			break;
828 		case AMDGPU_UCODE_ID_GLOBAL_TAP_DELAYS:
829 			ucode->ucode_size = adev->gfx.rlc.global_tap_delays_ucode_size_bytes;
830 			ucode_addr = adev->gfx.rlc.global_tap_delays_ucode;
831 			break;
832 		case AMDGPU_UCODE_ID_SE0_TAP_DELAYS:
833 			ucode->ucode_size = adev->gfx.rlc.se0_tap_delays_ucode_size_bytes;
834 			ucode_addr = adev->gfx.rlc.se0_tap_delays_ucode;
835 			break;
836 		case AMDGPU_UCODE_ID_SE1_TAP_DELAYS:
837 			ucode->ucode_size = adev->gfx.rlc.se1_tap_delays_ucode_size_bytes;
838 			ucode_addr = adev->gfx.rlc.se1_tap_delays_ucode;
839 			break;
840 		case AMDGPU_UCODE_ID_SE2_TAP_DELAYS:
841 			ucode->ucode_size = adev->gfx.rlc.se2_tap_delays_ucode_size_bytes;
842 			ucode_addr = adev->gfx.rlc.se2_tap_delays_ucode;
843 			break;
844 		case AMDGPU_UCODE_ID_SE3_TAP_DELAYS:
845 			ucode->ucode_size = adev->gfx.rlc.se3_tap_delays_ucode_size_bytes;
846 			ucode_addr = adev->gfx.rlc.se3_tap_delays_ucode;
847 			break;
848 		case AMDGPU_UCODE_ID_CP_MES:
849 			ucode->ucode_size = le32_to_cpu(mes_hdr->mes_ucode_size_bytes);
850 			ucode_addr = (u8 *)ucode->fw->data +
851 				le32_to_cpu(mes_hdr->mes_ucode_offset_bytes);
852 			break;
853 		case AMDGPU_UCODE_ID_CP_MES_DATA:
854 			ucode->ucode_size = le32_to_cpu(mes_hdr->mes_ucode_data_size_bytes);
855 			ucode_addr = (u8 *)ucode->fw->data +
856 				le32_to_cpu(mes_hdr->mes_ucode_data_offset_bytes);
857 			break;
858 		case AMDGPU_UCODE_ID_CP_MES1:
859 			ucode->ucode_size = le32_to_cpu(mes_hdr->mes_ucode_size_bytes);
860 			ucode_addr = (u8 *)ucode->fw->data +
861 				le32_to_cpu(mes_hdr->mes_ucode_offset_bytes);
862 			break;
863 		case AMDGPU_UCODE_ID_CP_MES1_DATA:
864 			ucode->ucode_size = le32_to_cpu(mes_hdr->mes_ucode_data_size_bytes);
865 			ucode_addr = (u8 *)ucode->fw->data +
866 				le32_to_cpu(mes_hdr->mes_ucode_data_offset_bytes);
867 			break;
868 		case AMDGPU_UCODE_ID_DMCU_ERAM:
869 			ucode->ucode_size = le32_to_cpu(header->ucode_size_bytes) -
870 				le32_to_cpu(dmcu_hdr->intv_size_bytes);
871 			ucode_addr = (u8 *)ucode->fw->data +
872 				le32_to_cpu(header->ucode_array_offset_bytes);
873 			break;
874 		case AMDGPU_UCODE_ID_DMCU_INTV:
875 			ucode->ucode_size = le32_to_cpu(dmcu_hdr->intv_size_bytes);
876 			ucode_addr = (u8 *)ucode->fw->data +
877 				le32_to_cpu(header->ucode_array_offset_bytes) +
878 				le32_to_cpu(dmcu_hdr->intv_offset_bytes);
879 			break;
880 		case AMDGPU_UCODE_ID_DMCUB:
881 			ucode->ucode_size = le32_to_cpu(dmcub_hdr->inst_const_bytes);
882 			ucode_addr = (u8 *)ucode->fw->data +
883 				le32_to_cpu(header->ucode_array_offset_bytes);
884 			break;
885 		case AMDGPU_UCODE_ID_PPTABLE:
886 			ucode->ucode_size = ucode->fw->size;
887 			ucode_addr = (u8 *)ucode->fw->data;
888 			break;
889 		case AMDGPU_UCODE_ID_IMU_I:
890 			ucode->ucode_size = le32_to_cpu(imu_hdr->imu_iram_ucode_size_bytes);
891 			ucode_addr = (u8 *)ucode->fw->data +
892 				le32_to_cpu(imu_hdr->header.ucode_array_offset_bytes);
893 			break;
894 		case AMDGPU_UCODE_ID_IMU_D:
895 			ucode->ucode_size = le32_to_cpu(imu_hdr->imu_dram_ucode_size_bytes);
896 			ucode_addr = (u8 *)ucode->fw->data +
897 				le32_to_cpu(imu_hdr->header.ucode_array_offset_bytes) +
898 				le32_to_cpu(imu_hdr->imu_iram_ucode_size_bytes);
899 			break;
900 		case AMDGPU_UCODE_ID_CP_RS64_PFP:
901 			ucode->ucode_size = le32_to_cpu(cpv2_hdr->ucode_size_bytes);
902 			ucode_addr = (u8 *)ucode->fw->data +
903 				le32_to_cpu(header->ucode_array_offset_bytes);
904 			break;
905 		case AMDGPU_UCODE_ID_CP_RS64_PFP_P0_STACK:
906 			ucode->ucode_size = le32_to_cpu(cpv2_hdr->data_size_bytes);
907 			ucode_addr = (u8 *)ucode->fw->data +
908 				le32_to_cpu(cpv2_hdr->data_offset_bytes);
909 			break;
910 		case AMDGPU_UCODE_ID_CP_RS64_PFP_P1_STACK:
911 			ucode->ucode_size = le32_to_cpu(cpv2_hdr->data_size_bytes);
912 			ucode_addr = (u8 *)ucode->fw->data +
913 				le32_to_cpu(cpv2_hdr->data_offset_bytes);
914 			break;
915 		case AMDGPU_UCODE_ID_CP_RS64_ME:
916 			ucode->ucode_size = le32_to_cpu(cpv2_hdr->ucode_size_bytes);
917 			ucode_addr = (u8 *)ucode->fw->data +
918 				le32_to_cpu(header->ucode_array_offset_bytes);
919 			break;
920 		case AMDGPU_UCODE_ID_CP_RS64_ME_P0_STACK:
921 			ucode->ucode_size = le32_to_cpu(cpv2_hdr->data_size_bytes);
922 			ucode_addr = (u8 *)ucode->fw->data +
923 				le32_to_cpu(cpv2_hdr->data_offset_bytes);
924 			break;
925 		case AMDGPU_UCODE_ID_CP_RS64_ME_P1_STACK:
926 			ucode->ucode_size = le32_to_cpu(cpv2_hdr->data_size_bytes);
927 			ucode_addr = (u8 *)ucode->fw->data +
928 				le32_to_cpu(cpv2_hdr->data_offset_bytes);
929 			break;
930 		case AMDGPU_UCODE_ID_CP_RS64_MEC:
931 			ucode->ucode_size = le32_to_cpu(cpv2_hdr->ucode_size_bytes);
932 			ucode_addr = (u8 *)ucode->fw->data +
933 				le32_to_cpu(header->ucode_array_offset_bytes);
934 			break;
935 		case AMDGPU_UCODE_ID_CP_RS64_MEC_P0_STACK:
936 			ucode->ucode_size = le32_to_cpu(cpv2_hdr->data_size_bytes);
937 			ucode_addr = (u8 *)ucode->fw->data +
938 				le32_to_cpu(cpv2_hdr->data_offset_bytes);
939 			break;
940 		case AMDGPU_UCODE_ID_CP_RS64_MEC_P1_STACK:
941 			ucode->ucode_size = le32_to_cpu(cpv2_hdr->data_size_bytes);
942 			ucode_addr = (u8 *)ucode->fw->data +
943 				le32_to_cpu(cpv2_hdr->data_offset_bytes);
944 			break;
945 		case AMDGPU_UCODE_ID_CP_RS64_MEC_P2_STACK:
946 			ucode->ucode_size = le32_to_cpu(cpv2_hdr->data_size_bytes);
947 			ucode_addr = (u8 *)ucode->fw->data +
948 				le32_to_cpu(cpv2_hdr->data_offset_bytes);
949 			break;
950 		case AMDGPU_UCODE_ID_CP_RS64_MEC_P3_STACK:
951 			ucode->ucode_size = le32_to_cpu(cpv2_hdr->data_size_bytes);
952 			ucode_addr = (u8 *)ucode->fw->data +
953 				le32_to_cpu(cpv2_hdr->data_offset_bytes);
954 			break;
955 		default:
956 			ucode->ucode_size = le32_to_cpu(header->ucode_size_bytes);
957 			ucode_addr = (u8 *)ucode->fw->data +
958 				le32_to_cpu(header->ucode_array_offset_bytes);
959 			break;
960 		}
961 	} else {
962 		ucode->ucode_size = le32_to_cpu(header->ucode_size_bytes);
963 		ucode_addr = (u8 *)ucode->fw->data +
964 			le32_to_cpu(header->ucode_array_offset_bytes);
965 	}
966 
967 	memcpy(ucode->kaddr, ucode_addr, ucode->ucode_size);
968 
969 	return 0;
970 }
971 
972 static int amdgpu_ucode_patch_jt(struct amdgpu_firmware_info *ucode,
973 				uint64_t mc_addr, void *kptr)
974 {
975 	const struct gfx_firmware_header_v1_0 *header = NULL;
976 	const struct common_firmware_header *comm_hdr = NULL;
977 	uint8_t *src_addr = NULL;
978 	uint8_t *dst_addr = NULL;
979 
980 	if (NULL == ucode->fw)
981 		return 0;
982 
983 	comm_hdr = (const struct common_firmware_header *)ucode->fw->data;
984 	header = (const struct gfx_firmware_header_v1_0 *)ucode->fw->data;
985 	dst_addr = ucode->kaddr +
986 			   ALIGN(le32_to_cpu(comm_hdr->ucode_size_bytes),
987 			   PAGE_SIZE);
988 	src_addr = (uint8_t *)ucode->fw->data +
989 			   le32_to_cpu(comm_hdr->ucode_array_offset_bytes) +
990 			   (le32_to_cpu(header->jt_offset) * 4);
991 	memcpy(dst_addr, src_addr, le32_to_cpu(header->jt_size) * 4);
992 
993 	return 0;
994 }
995 
996 int amdgpu_ucode_create_bo(struct amdgpu_device *adev)
997 {
998 	if (adev->firmware.load_type != AMDGPU_FW_LOAD_DIRECT) {
999 		amdgpu_bo_create_kernel(adev, adev->firmware.fw_size, PAGE_SIZE,
1000 			amdgpu_sriov_vf(adev) ? AMDGPU_GEM_DOMAIN_VRAM : AMDGPU_GEM_DOMAIN_GTT,
1001 			&adev->firmware.fw_buf,
1002 			&adev->firmware.fw_buf_mc,
1003 			&adev->firmware.fw_buf_ptr);
1004 		if (!adev->firmware.fw_buf) {
1005 			dev_err(adev->dev, "failed to create kernel buffer for firmware.fw_buf\n");
1006 			return -ENOMEM;
1007 		} else if (amdgpu_sriov_vf(adev)) {
1008 			memset(adev->firmware.fw_buf_ptr, 0, adev->firmware.fw_size);
1009 		}
1010 	}
1011 	return 0;
1012 }
1013 
1014 void amdgpu_ucode_free_bo(struct amdgpu_device *adev)
1015 {
1016 	amdgpu_bo_free_kernel(&adev->firmware.fw_buf,
1017 		&adev->firmware.fw_buf_mc,
1018 		&adev->firmware.fw_buf_ptr);
1019 }
1020 
1021 int amdgpu_ucode_init_bo(struct amdgpu_device *adev)
1022 {
1023 	uint64_t fw_offset = 0;
1024 	int i;
1025 	struct amdgpu_firmware_info *ucode = NULL;
1026 
1027  /* for baremetal, the ucode is allocated in gtt, so don't need to fill the bo when reset/suspend */
1028 	if (!amdgpu_sriov_vf(adev) && (amdgpu_in_reset(adev) || adev->in_suspend))
1029 		return 0;
1030 	/*
1031 	 * if SMU loaded firmware, it needn't add SMC, UVD, and VCE
1032 	 * ucode info here
1033 	 */
1034 	if (adev->firmware.load_type != AMDGPU_FW_LOAD_PSP) {
1035 		if (amdgpu_sriov_vf(adev))
1036 			adev->firmware.max_ucodes = AMDGPU_UCODE_ID_MAXIMUM - 3;
1037 		else
1038 			adev->firmware.max_ucodes = AMDGPU_UCODE_ID_MAXIMUM - 4;
1039 	} else {
1040 		adev->firmware.max_ucodes = AMDGPU_UCODE_ID_MAXIMUM;
1041 	}
1042 
1043 	for (i = 0; i < adev->firmware.max_ucodes; i++) {
1044 		ucode = &adev->firmware.ucode[i];
1045 		if (ucode->fw) {
1046 			amdgpu_ucode_init_single_fw(adev, ucode, adev->firmware.fw_buf_mc + fw_offset,
1047 						    adev->firmware.fw_buf_ptr + fw_offset);
1048 			if (i == AMDGPU_UCODE_ID_CP_MEC1 &&
1049 			    adev->firmware.load_type != AMDGPU_FW_LOAD_PSP) {
1050 				const struct gfx_firmware_header_v1_0 *cp_hdr;
1051 				cp_hdr = (const struct gfx_firmware_header_v1_0 *)ucode->fw->data;
1052 				amdgpu_ucode_patch_jt(ucode,  adev->firmware.fw_buf_mc + fw_offset,
1053 						    adev->firmware.fw_buf_ptr + fw_offset);
1054 				fw_offset += ALIGN(le32_to_cpu(cp_hdr->jt_size) << 2, PAGE_SIZE);
1055 			}
1056 			fw_offset += ALIGN(ucode->ucode_size, PAGE_SIZE);
1057 		}
1058 	}
1059 	return 0;
1060 }
1061 
1062 static const char *amdgpu_ucode_legacy_naming(struct amdgpu_device *adev, int block_type)
1063 {
1064 	if (block_type == MP0_HWIP) {
1065 		switch (adev->ip_versions[MP0_HWIP][0]) {
1066 		case IP_VERSION(9, 0, 0):
1067 			switch (adev->asic_type) {
1068 			case CHIP_VEGA10:
1069 				return "vega10";
1070 			case CHIP_VEGA12:
1071 				return "vega12";
1072 			default:
1073 				return NULL;
1074 			}
1075 		case IP_VERSION(10, 0, 0):
1076 		case IP_VERSION(10, 0, 1):
1077 			if (adev->asic_type == CHIP_RAVEN) {
1078 				if (adev->apu_flags & AMD_APU_IS_RAVEN2)
1079 					return "raven2";
1080 				else if (adev->apu_flags & AMD_APU_IS_PICASSO)
1081 					return "picasso";
1082 				return "raven";
1083 			}
1084 			break;
1085 		case IP_VERSION(11, 0, 0):
1086 			return "navi10";
1087 		case IP_VERSION(11, 0, 2):
1088 			return "vega20";
1089 		case IP_VERSION(11, 0, 3):
1090 			return "renoir";
1091 		case IP_VERSION(11, 0, 4):
1092 			return "arcturus";
1093 		case IP_VERSION(11, 0, 5):
1094 			return "navi14";
1095 		case IP_VERSION(11, 0, 7):
1096 			return "sienna_cichlid";
1097 		case IP_VERSION(11, 0, 9):
1098 			return "navi12";
1099 		case IP_VERSION(11, 0, 11):
1100 			return "navy_flounder";
1101 		case IP_VERSION(11, 0, 12):
1102 			return "dimgrey_cavefish";
1103 		case IP_VERSION(11, 0, 13):
1104 			return "beige_goby";
1105 		case IP_VERSION(11, 5, 0):
1106 			return "vangogh";
1107 		case IP_VERSION(12, 0, 1):
1108 			return "green_sardine";
1109 		case IP_VERSION(13, 0, 2):
1110 			return "aldebaran";
1111 		case IP_VERSION(13, 0, 1):
1112 		case IP_VERSION(13, 0, 3):
1113 			return "yellow_carp";
1114 		}
1115 	} else if (block_type == MP1_HWIP) {
1116 		switch (adev->ip_versions[MP1_HWIP][0]) {
1117 		case IP_VERSION(9, 0, 0):
1118 		case IP_VERSION(10, 0, 0):
1119 		case IP_VERSION(10, 0, 1):
1120 		case IP_VERSION(11, 0, 2):
1121 			if (adev->asic_type == CHIP_ARCTURUS)
1122 				return "arcturus_smc";
1123 			return NULL;
1124 		case IP_VERSION(11, 0, 0):
1125 			return "navi10_smc";
1126 		case IP_VERSION(11, 0, 5):
1127 			return "navi14_smc";
1128 		case IP_VERSION(11, 0, 9):
1129 			return "navi12_smc";
1130 		case IP_VERSION(11, 0, 7):
1131 			return "sienna_cichlid_smc";
1132 		case IP_VERSION(11, 0, 11):
1133 			return "navy_flounder_smc";
1134 		case IP_VERSION(11, 0, 12):
1135 			return "dimgrey_cavefish_smc";
1136 		case IP_VERSION(11, 0, 13):
1137 			return "beige_goby_smc";
1138 		case IP_VERSION(13, 0, 2):
1139 			return "aldebaran_smc";
1140 		}
1141 	} else if (block_type == SDMA0_HWIP) {
1142 		switch (adev->ip_versions[SDMA0_HWIP][0]) {
1143 		case IP_VERSION(4, 0, 0):
1144 			return "vega10_sdma";
1145 		case IP_VERSION(4, 0, 1):
1146 			return "vega12_sdma";
1147 		case IP_VERSION(4, 1, 0):
1148 		case IP_VERSION(4, 1, 1):
1149 			if (adev->apu_flags & AMD_APU_IS_RAVEN2)
1150 				return "raven2_sdma";
1151 			else if (adev->apu_flags & AMD_APU_IS_PICASSO)
1152 				return "picasso_sdma";
1153 			return "raven_sdma";
1154 		case IP_VERSION(4, 1, 2):
1155 			if (adev->apu_flags & AMD_APU_IS_RENOIR)
1156 				return "renoir_sdma";
1157 			return "green_sardine_sdma";
1158 		case IP_VERSION(4, 2, 0):
1159 			return "vega20_sdma";
1160 		case IP_VERSION(4, 2, 2):
1161 			return "arcturus_sdma";
1162 		case IP_VERSION(4, 4, 0):
1163 			return "aldebaran_sdma";
1164 		case IP_VERSION(5, 0, 0):
1165 			return "navi10_sdma";
1166 		case IP_VERSION(5, 0, 1):
1167 			return "cyan_skillfish2_sdma";
1168 		case IP_VERSION(5, 0, 2):
1169 			return "navi14_sdma";
1170 		case IP_VERSION(5, 0, 5):
1171 			return "navi12_sdma";
1172 		case IP_VERSION(5, 2, 0):
1173 			return "sienna_cichlid_sdma";
1174 		case IP_VERSION(5, 2, 2):
1175 			return "navy_flounder_sdma";
1176 		case IP_VERSION(5, 2, 4):
1177 			return "dimgrey_cavefish_sdma";
1178 		case IP_VERSION(5, 2, 5):
1179 			return "beige_goby_sdma";
1180 		case IP_VERSION(5, 2, 3):
1181 			return "yellow_carp_sdma";
1182 		case IP_VERSION(5, 2, 1):
1183 			return "vangogh_sdma";
1184 		}
1185 	} else if (block_type == UVD_HWIP) {
1186 		switch (adev->ip_versions[UVD_HWIP][0]) {
1187 		case IP_VERSION(1, 0, 0):
1188 		case IP_VERSION(1, 0, 1):
1189 			if (adev->apu_flags & AMD_APU_IS_RAVEN2)
1190 				return "raven2_vcn";
1191 			else if (adev->apu_flags & AMD_APU_IS_PICASSO)
1192 				return "picasso_vcn";
1193 			return "raven_vcn";
1194 		case IP_VERSION(2, 5, 0):
1195 			return "arcturus_vcn";
1196 		case IP_VERSION(2, 2, 0):
1197 			if (adev->apu_flags & AMD_APU_IS_RENOIR)
1198 				return "renoir_vcn";
1199 			return "green_sardine_vcn";
1200 		case IP_VERSION(2, 6, 0):
1201 			return "aldebaran_vcn";
1202 		case IP_VERSION(2, 0, 0):
1203 			return "navi10_vcn";
1204 		case IP_VERSION(2, 0, 2):
1205 			if (adev->asic_type == CHIP_NAVI12)
1206 				return "navi12_vcn";
1207 			return "navi14_vcn";
1208 		case IP_VERSION(3, 0, 0):
1209 		case IP_VERSION(3, 0, 64):
1210 		case IP_VERSION(3, 0, 192):
1211 			if (adev->ip_versions[GC_HWIP][0] == IP_VERSION(10, 3, 0))
1212 				return "sienna_cichlid_vcn";
1213 			return "navy_flounder_vcn";
1214 		case IP_VERSION(3, 0, 2):
1215 			return "vangogh_vcn";
1216 		case IP_VERSION(3, 0, 16):
1217 			return "dimgrey_cavefish_vcn";
1218 		case IP_VERSION(3, 0, 33):
1219 			return "beige_goby_vcn";
1220 		case IP_VERSION(3, 1, 1):
1221 			return "yellow_carp_vcn";
1222 		}
1223 	} else if (block_type == GC_HWIP) {
1224 		switch (adev->ip_versions[GC_HWIP][0]) {
1225 		case IP_VERSION(9, 0, 1):
1226 			return "vega10";
1227 		case IP_VERSION(9, 2, 1):
1228 			return "vega12";
1229 		case IP_VERSION(9, 4, 0):
1230 			return "vega20";
1231 		case IP_VERSION(9, 2, 2):
1232 		case IP_VERSION(9, 1, 0):
1233 			if (adev->apu_flags & AMD_APU_IS_RAVEN2)
1234 				return "raven2";
1235 			else if (adev->apu_flags & AMD_APU_IS_PICASSO)
1236 				return "picasso";
1237 			return "raven";
1238 		case IP_VERSION(9, 4, 1):
1239 			return "arcturus";
1240 		case IP_VERSION(9, 3, 0):
1241 			if (adev->apu_flags & AMD_APU_IS_RENOIR)
1242 				return "renoir";
1243 			return "green_sardine";
1244 		case IP_VERSION(9, 4, 2):
1245 			return "aldebaran";
1246 		case IP_VERSION(10, 1, 10):
1247 			return "navi10";
1248 		case IP_VERSION(10, 1, 1):
1249 			return "navi14";
1250 		case IP_VERSION(10, 1, 2):
1251 			return "navi12";
1252 		case IP_VERSION(10, 3, 0):
1253 			return "sienna_cichlid";
1254 		case IP_VERSION(10, 3, 2):
1255 			return "navy_flounder";
1256 		case IP_VERSION(10, 3, 1):
1257 			return "vangogh";
1258 		case IP_VERSION(10, 3, 4):
1259 			return "dimgrey_cavefish";
1260 		case IP_VERSION(10, 3, 5):
1261 			return "beige_goby";
1262 		case IP_VERSION(10, 3, 3):
1263 			return "yellow_carp";
1264 		case IP_VERSION(10, 1, 3):
1265 		case IP_VERSION(10, 1, 4):
1266 			return "cyan_skillfish2";
1267 		}
1268 	}
1269 	return NULL;
1270 }
1271 
1272 void amdgpu_ucode_ip_version_decode(struct amdgpu_device *adev, int block_type, char *ucode_prefix, int len)
1273 {
1274 	int maj, min, rev;
1275 	char *ip_name;
1276 	const char *legacy;
1277 	uint32_t version = adev->ip_versions[block_type][0];
1278 
1279 	legacy = amdgpu_ucode_legacy_naming(adev, block_type);
1280 	if (legacy) {
1281 		snprintf(ucode_prefix, len, "%s", legacy);
1282 		return;
1283 	}
1284 
1285 	switch (block_type) {
1286 	case GC_HWIP:
1287 		ip_name = "gc";
1288 		break;
1289 	case SDMA0_HWIP:
1290 		ip_name = "sdma";
1291 		break;
1292 	case MP0_HWIP:
1293 		ip_name = "psp";
1294 		break;
1295 	case MP1_HWIP:
1296 		ip_name = "smu";
1297 		break;
1298 	case UVD_HWIP:
1299 		ip_name = "vcn";
1300 		break;
1301 	default:
1302 		BUG();
1303 	}
1304 
1305 	maj = IP_VERSION_MAJ(version);
1306 	min = IP_VERSION_MIN(version);
1307 	rev = IP_VERSION_REV(version);
1308 
1309 	snprintf(ucode_prefix, len, "%s_%d_%d_%d", ip_name, maj, min, rev);
1310 }
1311 
1312 /*
1313  * amdgpu_ucode_request - Fetch and validate amdgpu microcode
1314  *
1315  * @adev: amdgpu device
1316  * @fw: pointer to load firmware to
1317  * @fw_name: firmware to load
1318  *
1319  * This is a helper that will use request_firmware and amdgpu_ucode_validate
1320  * to load and run basic validation on firmware. If the load fails, remap
1321  * the error code to -ENODEV, so that early_init functions will fail to load.
1322  */
1323 int amdgpu_ucode_request(struct amdgpu_device *adev, const struct firmware **fw,
1324 			 const char *fw_name)
1325 {
1326 	int err = request_firmware(fw, fw_name, adev->dev);
1327 
1328 	if (err)
1329 		return -ENODEV;
1330 	err = amdgpu_ucode_validate(*fw);
1331 	if (err)
1332 		dev_dbg(adev->dev, "\"%s\" failed to validate\n", fw_name);
1333 
1334 	return err;
1335 }
1336 
1337 /*
1338  * amdgpu_ucode_release - Release firmware microcode
1339  *
1340  * @fw: pointer to firmware to release
1341  */
1342 void amdgpu_ucode_release(const struct firmware **fw)
1343 {
1344 	release_firmware(*fw);
1345 	*fw = NULL;
1346 }
1347