1 /*	$NetBSD: amdgpu_ucode.c,v 1.8 2021/12/19 12:21:29 riastradh Exp $	*/
2 
3 /*
4  * Copyright 2014 Advanced Micro Devices, Inc.
5  *
6  * Permission is hereby granted, free of charge, to any person obtaining a
7  * copy of this software and associated documentation files (the "Software"),
8  * to deal in the Software without restriction, including without limitation
9  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
10  * and/or sell copies of the Software, and to permit persons to whom the
11  * Software is furnished to do so, subject to the following conditions:
12  *
13  * The above copyright notice and this permission notice shall be included in
14  * all copies or substantial portions of the Software.
15  *
16  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
19  * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
20  * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
21  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
22  * OTHER DEALINGS IN THE SOFTWARE.
23  *
24  */
25 
26 #include <sys/cdefs.h>
27 __KERNEL_RCSID(0, "$NetBSD: amdgpu_ucode.c,v 1.8 2021/12/19 12:21:29 riastradh Exp $");
28 
29 #include <linux/firmware.h>
30 #include <linux/slab.h>
31 #include <linux/module.h>
32 
33 #include "amdgpu.h"
34 #include "amdgpu_ucode.h"
35 
36 #include <linux/nbsd-namespace.h>
37 
amdgpu_ucode_print_common_hdr(const struct common_firmware_header * hdr)38 static void amdgpu_ucode_print_common_hdr(const struct common_firmware_header *hdr)
39 {
40 	DRM_DEBUG("size_bytes: %u\n", le32_to_cpu(hdr->size_bytes));
41 	DRM_DEBUG("header_size_bytes: %u\n", le32_to_cpu(hdr->header_size_bytes));
42 	DRM_DEBUG("header_version_major: %u\n", le16_to_cpu(hdr->header_version_major));
43 	DRM_DEBUG("header_version_minor: %u\n", le16_to_cpu(hdr->header_version_minor));
44 	DRM_DEBUG("ip_version_major: %u\n", le16_to_cpu(hdr->ip_version_major));
45 	DRM_DEBUG("ip_version_minor: %u\n", le16_to_cpu(hdr->ip_version_minor));
46 	DRM_DEBUG("ucode_version: 0x%08x\n", le32_to_cpu(hdr->ucode_version));
47 	DRM_DEBUG("ucode_size_bytes: %u\n", le32_to_cpu(hdr->ucode_size_bytes));
48 	DRM_DEBUG("ucode_array_offset_bytes: %u\n",
49 		  le32_to_cpu(hdr->ucode_array_offset_bytes));
50 	DRM_DEBUG("crc32: 0x%08x\n", le32_to_cpu(hdr->crc32));
51 }
52 
amdgpu_ucode_print_mc_hdr(const struct common_firmware_header * hdr)53 void amdgpu_ucode_print_mc_hdr(const struct common_firmware_header *hdr)
54 {
55 	uint16_t version_major = le16_to_cpu(hdr->header_version_major);
56 	uint16_t version_minor = le16_to_cpu(hdr->header_version_minor);
57 
58 	DRM_DEBUG("MC\n");
59 	amdgpu_ucode_print_common_hdr(hdr);
60 
61 	if (version_major == 1) {
62 		const struct mc_firmware_header_v1_0 *mc_hdr =
63 			const_container_of(hdr, struct mc_firmware_header_v1_0, header);
64 
65 		DRM_DEBUG("io_debug_size_bytes: %u\n",
66 			  le32_to_cpu(mc_hdr->io_debug_size_bytes));
67 		DRM_DEBUG("io_debug_array_offset_bytes: %u\n",
68 			  le32_to_cpu(mc_hdr->io_debug_array_offset_bytes));
69 	} else {
70 		DRM_ERROR("Unknown MC ucode version: %u.%u\n", version_major, version_minor);
71 	}
72 }
73 
amdgpu_ucode_print_smc_hdr(const struct common_firmware_header * hdr)74 void amdgpu_ucode_print_smc_hdr(const struct common_firmware_header *hdr)
75 {
76 	uint16_t version_major = le16_to_cpu(hdr->header_version_major);
77 	uint16_t version_minor = le16_to_cpu(hdr->header_version_minor);
78 
79 	DRM_DEBUG("SMC\n");
80 	amdgpu_ucode_print_common_hdr(hdr);
81 
82 	if (version_major == 1) {
83 		const struct smc_firmware_header_v1_0 *smc_hdr =
84 			const_container_of(hdr, struct smc_firmware_header_v1_0, header);
85 
86 		DRM_DEBUG("ucode_start_addr: %u\n", le32_to_cpu(smc_hdr->ucode_start_addr));
87 	} else if (version_major == 2) {
88 		const struct smc_firmware_header_v1_0 *v1_hdr =
89 			const_container_of(hdr, struct smc_firmware_header_v1_0, header);
90 		const struct smc_firmware_header_v2_0 *v2_hdr =
91 			const_container_of(v1_hdr, struct smc_firmware_header_v2_0, v1_0);
92 
93 		DRM_DEBUG("ppt_offset_bytes: %u\n", le32_to_cpu(v2_hdr->ppt_offset_bytes));
94 		DRM_DEBUG("ppt_size_bytes: %u\n", le32_to_cpu(v2_hdr->ppt_size_bytes));
95 	} else {
96 		DRM_ERROR("Unknown SMC ucode version: %u.%u\n", version_major, version_minor);
97 	}
98 }
99 
amdgpu_ucode_print_gfx_hdr(const struct common_firmware_header * hdr)100 void amdgpu_ucode_print_gfx_hdr(const struct common_firmware_header *hdr)
101 {
102 	uint16_t version_major = le16_to_cpu(hdr->header_version_major);
103 	uint16_t version_minor = le16_to_cpu(hdr->header_version_minor);
104 
105 	DRM_DEBUG("GFX\n");
106 	amdgpu_ucode_print_common_hdr(hdr);
107 
108 	if (version_major == 1) {
109 		const struct gfx_firmware_header_v1_0 *gfx_hdr =
110 			const_container_of(hdr, struct gfx_firmware_header_v1_0, header);
111 
112 		DRM_DEBUG("ucode_feature_version: %u\n",
113 			  le32_to_cpu(gfx_hdr->ucode_feature_version));
114 		DRM_DEBUG("jt_offset: %u\n", le32_to_cpu(gfx_hdr->jt_offset));
115 		DRM_DEBUG("jt_size: %u\n", le32_to_cpu(gfx_hdr->jt_size));
116 	} else {
117 		DRM_ERROR("Unknown GFX ucode version: %u.%u\n", version_major, version_minor);
118 	}
119 }
120 
amdgpu_ucode_print_rlc_hdr(const struct common_firmware_header * hdr)121 void amdgpu_ucode_print_rlc_hdr(const struct common_firmware_header *hdr)
122 {
123 	uint16_t version_major = le16_to_cpu(hdr->header_version_major);
124 	uint16_t version_minor = le16_to_cpu(hdr->header_version_minor);
125 
126 	DRM_DEBUG("RLC\n");
127 	amdgpu_ucode_print_common_hdr(hdr);
128 
129 	if (version_major == 1) {
130 		const struct rlc_firmware_header_v1_0 *rlc_hdr =
131 			const_container_of(hdr, struct rlc_firmware_header_v1_0, header);
132 
133 		DRM_DEBUG("ucode_feature_version: %u\n",
134 			  le32_to_cpu(rlc_hdr->ucode_feature_version));
135 		DRM_DEBUG("save_and_restore_offset: %u\n",
136 			  le32_to_cpu(rlc_hdr->save_and_restore_offset));
137 		DRM_DEBUG("clear_state_descriptor_offset: %u\n",
138 			  le32_to_cpu(rlc_hdr->clear_state_descriptor_offset));
139 		DRM_DEBUG("avail_scratch_ram_locations: %u\n",
140 			  le32_to_cpu(rlc_hdr->avail_scratch_ram_locations));
141 		DRM_DEBUG("master_pkt_description_offset: %u\n",
142 			  le32_to_cpu(rlc_hdr->master_pkt_description_offset));
143 	} else if (version_major == 2) {
144 		const struct rlc_firmware_header_v2_0 *rlc_hdr =
145 			const_container_of(hdr, struct rlc_firmware_header_v2_0, header);
146 
147 		DRM_DEBUG("ucode_feature_version: %u\n",
148 			  le32_to_cpu(rlc_hdr->ucode_feature_version));
149 		DRM_DEBUG("jt_offset: %u\n", le32_to_cpu(rlc_hdr->jt_offset));
150 		DRM_DEBUG("jt_size: %u\n", le32_to_cpu(rlc_hdr->jt_size));
151 		DRM_DEBUG("save_and_restore_offset: %u\n",
152 			  le32_to_cpu(rlc_hdr->save_and_restore_offset));
153 		DRM_DEBUG("clear_state_descriptor_offset: %u\n",
154 			  le32_to_cpu(rlc_hdr->clear_state_descriptor_offset));
155 		DRM_DEBUG("avail_scratch_ram_locations: %u\n",
156 			  le32_to_cpu(rlc_hdr->avail_scratch_ram_locations));
157 		DRM_DEBUG("reg_restore_list_size: %u\n",
158 			  le32_to_cpu(rlc_hdr->reg_restore_list_size));
159 		DRM_DEBUG("reg_list_format_start: %u\n",
160 			  le32_to_cpu(rlc_hdr->reg_list_format_start));
161 		DRM_DEBUG("reg_list_format_separate_start: %u\n",
162 			  le32_to_cpu(rlc_hdr->reg_list_format_separate_start));
163 		DRM_DEBUG("starting_offsets_start: %u\n",
164 			  le32_to_cpu(rlc_hdr->starting_offsets_start));
165 		DRM_DEBUG("reg_list_format_size_bytes: %u\n",
166 			  le32_to_cpu(rlc_hdr->reg_list_format_size_bytes));
167 		DRM_DEBUG("reg_list_format_array_offset_bytes: %u\n",
168 			  le32_to_cpu(rlc_hdr->reg_list_format_array_offset_bytes));
169 		DRM_DEBUG("reg_list_size_bytes: %u\n",
170 			  le32_to_cpu(rlc_hdr->reg_list_size_bytes));
171 		DRM_DEBUG("reg_list_array_offset_bytes: %u\n",
172 			  le32_to_cpu(rlc_hdr->reg_list_array_offset_bytes));
173 		DRM_DEBUG("reg_list_format_separate_size_bytes: %u\n",
174 			  le32_to_cpu(rlc_hdr->reg_list_format_separate_size_bytes));
175 		DRM_DEBUG("reg_list_format_separate_array_offset_bytes: %u\n",
176 			  le32_to_cpu(rlc_hdr->reg_list_format_separate_array_offset_bytes));
177 		DRM_DEBUG("reg_list_separate_size_bytes: %u\n",
178 			  le32_to_cpu(rlc_hdr->reg_list_separate_size_bytes));
179 		DRM_DEBUG("reg_list_separate_array_offset_bytes: %u\n",
180 			  le32_to_cpu(rlc_hdr->reg_list_separate_array_offset_bytes));
181 		if (version_minor == 1) {
182 			const struct rlc_firmware_header_v2_1 *v2_1 =
183 				const_container_of(rlc_hdr, struct rlc_firmware_header_v2_1, v2_0);
184 			DRM_DEBUG("reg_list_format_direct_reg_list_length: %u\n",
185 				  le32_to_cpu(v2_1->reg_list_format_direct_reg_list_length));
186 			DRM_DEBUG("save_restore_list_cntl_ucode_ver: %u\n",
187 				  le32_to_cpu(v2_1->save_restore_list_cntl_ucode_ver));
188 			DRM_DEBUG("save_restore_list_cntl_feature_ver: %u\n",
189 				  le32_to_cpu(v2_1->save_restore_list_cntl_feature_ver));
190 			DRM_DEBUG("save_restore_list_cntl_size_bytes %u\n",
191 				  le32_to_cpu(v2_1->save_restore_list_cntl_size_bytes));
192 			DRM_DEBUG("save_restore_list_cntl_offset_bytes: %u\n",
193 				  le32_to_cpu(v2_1->save_restore_list_cntl_offset_bytes));
194 			DRM_DEBUG("save_restore_list_gpm_ucode_ver: %u\n",
195 				  le32_to_cpu(v2_1->save_restore_list_gpm_ucode_ver));
196 			DRM_DEBUG("save_restore_list_gpm_feature_ver: %u\n",
197 				  le32_to_cpu(v2_1->save_restore_list_gpm_feature_ver));
198 			DRM_DEBUG("save_restore_list_gpm_size_bytes %u\n",
199 				  le32_to_cpu(v2_1->save_restore_list_gpm_size_bytes));
200 			DRM_DEBUG("save_restore_list_gpm_offset_bytes: %u\n",
201 				  le32_to_cpu(v2_1->save_restore_list_gpm_offset_bytes));
202 			DRM_DEBUG("save_restore_list_srm_ucode_ver: %u\n",
203 				  le32_to_cpu(v2_1->save_restore_list_srm_ucode_ver));
204 			DRM_DEBUG("save_restore_list_srm_feature_ver: %u\n",
205 				  le32_to_cpu(v2_1->save_restore_list_srm_feature_ver));
206 			DRM_DEBUG("save_restore_list_srm_size_bytes %u\n",
207 				  le32_to_cpu(v2_1->save_restore_list_srm_size_bytes));
208 			DRM_DEBUG("save_restore_list_srm_offset_bytes: %u\n",
209 				  le32_to_cpu(v2_1->save_restore_list_srm_offset_bytes));
210 		}
211 	} else {
212 		DRM_ERROR("Unknown RLC ucode version: %u.%u\n", version_major, version_minor);
213 	}
214 }
215 
amdgpu_ucode_print_sdma_hdr(const struct common_firmware_header * hdr)216 void amdgpu_ucode_print_sdma_hdr(const struct common_firmware_header *hdr)
217 {
218 	uint16_t version_major = le16_to_cpu(hdr->header_version_major);
219 	uint16_t version_minor = le16_to_cpu(hdr->header_version_minor);
220 
221 	DRM_DEBUG("SDMA\n");
222 	amdgpu_ucode_print_common_hdr(hdr);
223 
224 	if (version_major == 1) {
225 		const struct sdma_firmware_header_v1_0 *sdma_hdr =
226 			const_container_of(hdr, struct sdma_firmware_header_v1_0, header);
227 
228 		DRM_DEBUG("ucode_feature_version: %u\n",
229 			  le32_to_cpu(sdma_hdr->ucode_feature_version));
230 		DRM_DEBUG("ucode_change_version: %u\n",
231 			  le32_to_cpu(sdma_hdr->ucode_change_version));
232 		DRM_DEBUG("jt_offset: %u\n", le32_to_cpu(sdma_hdr->jt_offset));
233 		DRM_DEBUG("jt_size: %u\n", le32_to_cpu(sdma_hdr->jt_size));
234 		if (version_minor >= 1) {
235 			const struct sdma_firmware_header_v1_1 *sdma_v1_1_hdr =
236 				const_container_of(sdma_hdr, struct sdma_firmware_header_v1_1, v1_0);
237 			DRM_DEBUG("digest_size: %u\n", le32_to_cpu(sdma_v1_1_hdr->digest_size));
238 		}
239 	} else {
240 		DRM_ERROR("Unknown SDMA ucode version: %u.%u\n",
241 			  version_major, version_minor);
242 	}
243 }
244 
amdgpu_ucode_print_psp_hdr(const struct common_firmware_header * hdr)245 void amdgpu_ucode_print_psp_hdr(const struct common_firmware_header *hdr)
246 {
247 	uint16_t version_major = le16_to_cpu(hdr->header_version_major);
248 	uint16_t version_minor = le16_to_cpu(hdr->header_version_minor);
249 
250 	DRM_DEBUG("PSP\n");
251 	amdgpu_ucode_print_common_hdr(hdr);
252 
253 	if (version_major == 1) {
254 		const struct psp_firmware_header_v1_0 *psp_hdr =
255 			const_container_of(hdr, struct psp_firmware_header_v1_0, header);
256 
257 		DRM_DEBUG("ucode_feature_version: %u\n",
258 			  le32_to_cpu(psp_hdr->ucode_feature_version));
259 		DRM_DEBUG("sos_offset_bytes: %u\n",
260 			  le32_to_cpu(psp_hdr->sos_offset_bytes));
261 		DRM_DEBUG("sos_size_bytes: %u\n",
262 			  le32_to_cpu(psp_hdr->sos_size_bytes));
263 		if (version_minor == 1) {
264 			const struct psp_firmware_header_v1_1 *psp_hdr_v1_1 =
265 				const_container_of(psp_hdr, struct psp_firmware_header_v1_1, v1_0);
266 			DRM_DEBUG("toc_header_version: %u\n",
267 				  le32_to_cpu(psp_hdr_v1_1->toc_header_version));
268 			DRM_DEBUG("toc_offset_bytes: %u\n",
269 				  le32_to_cpu(psp_hdr_v1_1->toc_offset_bytes));
270 			DRM_DEBUG("toc_size_bytes: %u\n",
271 				  le32_to_cpu(psp_hdr_v1_1->toc_size_bytes));
272 			DRM_DEBUG("kdb_header_version: %u\n",
273 				  le32_to_cpu(psp_hdr_v1_1->kdb_header_version));
274 			DRM_DEBUG("kdb_offset_bytes: %u\n",
275 				  le32_to_cpu(psp_hdr_v1_1->kdb_offset_bytes));
276 			DRM_DEBUG("kdb_size_bytes: %u\n",
277 				  le32_to_cpu(psp_hdr_v1_1->kdb_size_bytes));
278 		}
279 		if (version_minor == 2) {
280 			const struct psp_firmware_header_v1_2 *psp_hdr_v1_2 =
281 				const_container_of(psp_hdr, struct psp_firmware_header_v1_2, v1_0);
282 			DRM_DEBUG("kdb_header_version: %u\n",
283 				  le32_to_cpu(psp_hdr_v1_2->kdb_header_version));
284 			DRM_DEBUG("kdb_offset_bytes: %u\n",
285 				  le32_to_cpu(psp_hdr_v1_2->kdb_offset_bytes));
286 			DRM_DEBUG("kdb_size_bytes: %u\n",
287 				  le32_to_cpu(psp_hdr_v1_2->kdb_size_bytes));
288 		}
289 	} else {
290 		DRM_ERROR("Unknown PSP ucode version: %u.%u\n",
291 			  version_major, version_minor);
292 	}
293 }
294 
amdgpu_ucode_print_gpu_info_hdr(const struct common_firmware_header * hdr)295 void amdgpu_ucode_print_gpu_info_hdr(const struct common_firmware_header *hdr)
296 {
297 	uint16_t version_major = le16_to_cpu(hdr->header_version_major);
298 	uint16_t version_minor = le16_to_cpu(hdr->header_version_minor);
299 
300 	DRM_DEBUG("GPU_INFO\n");
301 	amdgpu_ucode_print_common_hdr(hdr);
302 
303 	if (version_major == 1) {
304 		const struct gpu_info_firmware_header_v1_0 *gpu_info_hdr =
305 			const_container_of(hdr, struct gpu_info_firmware_header_v1_0, header);
306 
307 		DRM_DEBUG("version_major: %u\n",
308 			  le16_to_cpu(gpu_info_hdr->version_major));
309 		DRM_DEBUG("version_minor: %u\n",
310 			  le16_to_cpu(gpu_info_hdr->version_minor));
311 	} else {
312 		DRM_ERROR("Unknown gpu_info ucode version: %u.%u\n", version_major, version_minor);
313 	}
314 }
315 
amdgpu_ucode_validate(const struct firmware * fw)316 int amdgpu_ucode_validate(const struct firmware *fw)
317 {
318 	const struct common_firmware_header *hdr =
319 		(const struct common_firmware_header *)fw->data;
320 
321 	if (fw->size == le32_to_cpu(hdr->size_bytes))
322 		return 0;
323 
324 	return -EINVAL;
325 }
326 
amdgpu_ucode_hdr_version(union amdgpu_firmware_header * hdr,uint16_t hdr_major,uint16_t hdr_minor)327 bool amdgpu_ucode_hdr_version(union amdgpu_firmware_header *hdr,
328 				uint16_t hdr_major, uint16_t hdr_minor)
329 {
330 	if ((hdr->common.header_version_major == hdr_major) &&
331 		(hdr->common.header_version_minor == hdr_minor))
332 		return false;
333 	return true;
334 }
335 
336 enum amdgpu_firmware_load_type
amdgpu_ucode_get_load_type(struct amdgpu_device * adev,int load_type)337 amdgpu_ucode_get_load_type(struct amdgpu_device *adev, int load_type)
338 {
339 	switch (adev->asic_type) {
340 #ifdef CONFIG_DRM_AMDGPU_SI
341 	case CHIP_TAHITI:
342 	case CHIP_PITCAIRN:
343 	case CHIP_VERDE:
344 	case CHIP_OLAND:
345 	case CHIP_HAINAN:
346 		return AMDGPU_FW_LOAD_DIRECT;
347 #endif
348 #ifdef CONFIG_DRM_AMDGPU_CIK
349 	case CHIP_BONAIRE:
350 	case CHIP_KAVERI:
351 	case CHIP_KABINI:
352 	case CHIP_HAWAII:
353 	case CHIP_MULLINS:
354 		return AMDGPU_FW_LOAD_DIRECT;
355 #endif
356 	case CHIP_TOPAZ:
357 	case CHIP_TONGA:
358 	case CHIP_FIJI:
359 	case CHIP_CARRIZO:
360 	case CHIP_STONEY:
361 	case CHIP_POLARIS10:
362 	case CHIP_POLARIS11:
363 	case CHIP_POLARIS12:
364 	case CHIP_VEGAM:
365 		return AMDGPU_FW_LOAD_SMU;
366 	case CHIP_VEGA10:
367 	case CHIP_RAVEN:
368 	case CHIP_VEGA12:
369 	case CHIP_VEGA20:
370 	case CHIP_ARCTURUS:
371 	case CHIP_RENOIR:
372 	case CHIP_NAVI10:
373 	case CHIP_NAVI14:
374 	case CHIP_NAVI12:
375 		if (!load_type)
376 			return AMDGPU_FW_LOAD_DIRECT;
377 		else
378 			return AMDGPU_FW_LOAD_PSP;
379 
380 	default:
381 		DRM_ERROR("Unknown firmware load type\n");
382 	}
383 
384 	return AMDGPU_FW_LOAD_DIRECT;
385 }
386 
387 #ifndef __NetBSD__		/* XXX amdgpu sysfs */
388 
389 #define FW_VERSION_ATTR(name, mode, field)				\
390 static ssize_t show_##name(struct device *dev,				\
391 			  struct device_attribute *attr,		\
392 			  char *buf)					\
393 {									\
394 	struct drm_device *ddev = dev_get_drvdata(dev);			\
395 	struct amdgpu_device *adev = ddev->dev_private;			\
396 									\
397 	return snprintf(buf, PAGE_SIZE, "0x%08x\n", adev->field);	\
398 }									\
399 static DEVICE_ATTR(name, mode, show_##name, NULL)
400 
401 FW_VERSION_ATTR(vce_fw_version, 0444, vce.fw_version);
402 FW_VERSION_ATTR(uvd_fw_version, 0444, uvd.fw_version);
403 FW_VERSION_ATTR(mc_fw_version, 0444, gmc.fw_version);
404 FW_VERSION_ATTR(me_fw_version, 0444, gfx.me_fw_version);
405 FW_VERSION_ATTR(pfp_fw_version, 0444, gfx.pfp_fw_version);
406 FW_VERSION_ATTR(ce_fw_version, 0444, gfx.ce_fw_version);
407 FW_VERSION_ATTR(rlc_fw_version, 0444, gfx.rlc_fw_version);
408 FW_VERSION_ATTR(rlc_srlc_fw_version, 0444, gfx.rlc_srlc_fw_version);
409 FW_VERSION_ATTR(rlc_srlg_fw_version, 0444, gfx.rlc_srlg_fw_version);
410 FW_VERSION_ATTR(rlc_srls_fw_version, 0444, gfx.rlc_srls_fw_version);
411 FW_VERSION_ATTR(mec_fw_version, 0444, gfx.mec_fw_version);
412 FW_VERSION_ATTR(mec2_fw_version, 0444, gfx.mec2_fw_version);
413 FW_VERSION_ATTR(sos_fw_version, 0444, psp.sos_fw_version);
414 FW_VERSION_ATTR(asd_fw_version, 0444, psp.asd_fw_version);
415 FW_VERSION_ATTR(ta_ras_fw_version, 0444, psp.ta_fw_version);
416 FW_VERSION_ATTR(ta_xgmi_fw_version, 0444, psp.ta_fw_version);
417 FW_VERSION_ATTR(smc_fw_version, 0444, pm.fw_version);
418 FW_VERSION_ATTR(sdma_fw_version, 0444, sdma.instance[0].fw_version);
419 FW_VERSION_ATTR(sdma2_fw_version, 0444, sdma.instance[1].fw_version);
420 FW_VERSION_ATTR(vcn_fw_version, 0444, vcn.fw_version);
421 FW_VERSION_ATTR(dmcu_fw_version, 0444, dm.dmcu_fw_version);
422 
423 static struct attribute *fw_attrs[] = {
424 	&dev_attr_vce_fw_version.attr, &dev_attr_uvd_fw_version.attr,
425 	&dev_attr_mc_fw_version.attr, &dev_attr_me_fw_version.attr,
426 	&dev_attr_pfp_fw_version.attr, &dev_attr_ce_fw_version.attr,
427 	&dev_attr_rlc_fw_version.attr, &dev_attr_rlc_srlc_fw_version.attr,
428 	&dev_attr_rlc_srlg_fw_version.attr, &dev_attr_rlc_srls_fw_version.attr,
429 	&dev_attr_mec_fw_version.attr, &dev_attr_mec2_fw_version.attr,
430 	&dev_attr_sos_fw_version.attr, &dev_attr_asd_fw_version.attr,
431 	&dev_attr_ta_ras_fw_version.attr, &dev_attr_ta_xgmi_fw_version.attr,
432 	&dev_attr_smc_fw_version.attr, &dev_attr_sdma_fw_version.attr,
433 	&dev_attr_sdma2_fw_version.attr, &dev_attr_vcn_fw_version.attr,
434 	&dev_attr_dmcu_fw_version.attr, NULL
435 };
436 
437 static const struct attribute_group fw_attr_group = {
438 	.name = "fw_version",
439 	.attrs = fw_attrs
440 };
441 
442 #endif	/* __NetBSD__ */
443 
amdgpu_ucode_sysfs_init(struct amdgpu_device * adev)444 int amdgpu_ucode_sysfs_init(struct amdgpu_device *adev)
445 {
446 #ifdef __NetBSD__
447 	return 0;
448 #else
449 	return sysfs_create_group(&adev->dev->kobj, &fw_attr_group);
450 #endif
451 }
452 
amdgpu_ucode_sysfs_fini(struct amdgpu_device * adev)453 void amdgpu_ucode_sysfs_fini(struct amdgpu_device *adev)
454 {
455 #ifndef __NetBSD__
456 	sysfs_remove_group(&adev->dev->kobj, &fw_attr_group);
457 #endif
458 }
459 
amdgpu_ucode_init_single_fw(struct amdgpu_device * adev,struct amdgpu_firmware_info * ucode,uint64_t mc_addr,void * kptr)460 static int amdgpu_ucode_init_single_fw(struct amdgpu_device *adev,
461 				       struct amdgpu_firmware_info *ucode,
462 				       uint64_t mc_addr, void *kptr)
463 {
464 	const struct common_firmware_header *header = NULL;
465 	const struct gfx_firmware_header_v1_0 *cp_hdr = NULL;
466 	const struct dmcu_firmware_header_v1_0 *dmcu_hdr = NULL;
467 	const struct dmcub_firmware_header_v1_0 *dmcub_hdr = NULL;
468 
469 	if (NULL == ucode->fw)
470 		return 0;
471 
472 	ucode->mc_addr = mc_addr;
473 	ucode->kaddr = kptr;
474 
475 	if (ucode->ucode_id == AMDGPU_UCODE_ID_STORAGE)
476 		return 0;
477 
478 	header = (const struct common_firmware_header *)ucode->fw->data;
479 	cp_hdr = (const struct gfx_firmware_header_v1_0 *)ucode->fw->data;
480 	dmcu_hdr = (const struct dmcu_firmware_header_v1_0 *)ucode->fw->data;
481 	dmcub_hdr = (const struct dmcub_firmware_header_v1_0 *)ucode->fw->data;
482 
483 	if (adev->firmware.load_type != AMDGPU_FW_LOAD_PSP ||
484 	    (ucode->ucode_id != AMDGPU_UCODE_ID_CP_MEC1 &&
485 	     ucode->ucode_id != AMDGPU_UCODE_ID_CP_MEC2 &&
486 	     ucode->ucode_id != AMDGPU_UCODE_ID_CP_MEC1_JT &&
487 	     ucode->ucode_id != AMDGPU_UCODE_ID_CP_MEC2_JT &&
488 	     ucode->ucode_id != AMDGPU_UCODE_ID_RLC_RESTORE_LIST_CNTL &&
489 	     ucode->ucode_id != AMDGPU_UCODE_ID_RLC_RESTORE_LIST_GPM_MEM &&
490 	     ucode->ucode_id != AMDGPU_UCODE_ID_RLC_RESTORE_LIST_SRM_MEM &&
491 		 ucode->ucode_id != AMDGPU_UCODE_ID_DMCU_ERAM &&
492 		 ucode->ucode_id != AMDGPU_UCODE_ID_DMCU_INTV &&
493 		 ucode->ucode_id != AMDGPU_UCODE_ID_DMCUB)) {
494 		ucode->ucode_size = le32_to_cpu(header->ucode_size_bytes);
495 
496 		memcpy(ucode->kaddr, (void *)((uint8_t *)ucode->fw->data +
497 					      le32_to_cpu(header->ucode_array_offset_bytes)),
498 		       ucode->ucode_size);
499 	} else if (ucode->ucode_id == AMDGPU_UCODE_ID_CP_MEC1 ||
500 		   ucode->ucode_id == AMDGPU_UCODE_ID_CP_MEC2) {
501 		ucode->ucode_size = le32_to_cpu(header->ucode_size_bytes) -
502 			le32_to_cpu(cp_hdr->jt_size) * 4;
503 
504 		memcpy(ucode->kaddr, (void *)((uint8_t *)ucode->fw->data +
505 					      le32_to_cpu(header->ucode_array_offset_bytes)),
506 		       ucode->ucode_size);
507 	} else if (ucode->ucode_id == AMDGPU_UCODE_ID_CP_MEC1_JT ||
508 		   ucode->ucode_id == AMDGPU_UCODE_ID_CP_MEC2_JT) {
509 		ucode->ucode_size = le32_to_cpu(cp_hdr->jt_size) * 4;
510 
511 		memcpy(ucode->kaddr, (void *)((uint8_t *)ucode->fw->data +
512 					      le32_to_cpu(header->ucode_array_offset_bytes) +
513 					      le32_to_cpu(cp_hdr->jt_offset) * 4),
514 		       ucode->ucode_size);
515 	} else if (ucode->ucode_id == AMDGPU_UCODE_ID_DMCU_ERAM) {
516 		ucode->ucode_size = le32_to_cpu(header->ucode_size_bytes) -
517 				le32_to_cpu(dmcu_hdr->intv_size_bytes);
518 
519 		memcpy(ucode->kaddr, (void *)((uint8_t *)ucode->fw->data +
520 					      le32_to_cpu(header->ucode_array_offset_bytes)),
521 		       ucode->ucode_size);
522 	} else if (ucode->ucode_id == AMDGPU_UCODE_ID_DMCU_INTV) {
523 		ucode->ucode_size = le32_to_cpu(dmcu_hdr->intv_size_bytes);
524 
525 		memcpy(ucode->kaddr, (void *)((uint8_t *)ucode->fw->data +
526 					      le32_to_cpu(header->ucode_array_offset_bytes) +
527 					      le32_to_cpu(dmcu_hdr->intv_offset_bytes)),
528 		       ucode->ucode_size);
529 	} else if (ucode->ucode_id == AMDGPU_UCODE_ID_DMCUB) {
530 		ucode->ucode_size = le32_to_cpu(dmcub_hdr->inst_const_bytes);
531 		memcpy(ucode->kaddr,
532 		       (void *)((uint8_t *)ucode->fw->data +
533 				le32_to_cpu(header->ucode_array_offset_bytes)),
534 		       ucode->ucode_size);
535 	} else if (ucode->ucode_id == AMDGPU_UCODE_ID_RLC_RESTORE_LIST_CNTL) {
536 		ucode->ucode_size = adev->gfx.rlc.save_restore_list_cntl_size_bytes;
537 		memcpy(ucode->kaddr, adev->gfx.rlc.save_restore_list_cntl,
538 		       ucode->ucode_size);
539 	} else if (ucode->ucode_id == AMDGPU_UCODE_ID_RLC_RESTORE_LIST_GPM_MEM) {
540 		ucode->ucode_size = adev->gfx.rlc.save_restore_list_gpm_size_bytes;
541 		memcpy(ucode->kaddr, adev->gfx.rlc.save_restore_list_gpm,
542 		       ucode->ucode_size);
543 	} else if (ucode->ucode_id == AMDGPU_UCODE_ID_RLC_RESTORE_LIST_SRM_MEM) {
544 		ucode->ucode_size = adev->gfx.rlc.save_restore_list_srm_size_bytes;
545 		memcpy(ucode->kaddr, adev->gfx.rlc.save_restore_list_srm,
546 		       ucode->ucode_size);
547 	}
548 
549 	return 0;
550 }
551 
amdgpu_ucode_patch_jt(struct amdgpu_firmware_info * ucode,uint64_t mc_addr,void * kptr)552 static int amdgpu_ucode_patch_jt(struct amdgpu_firmware_info *ucode,
553 				uint64_t mc_addr, void *kptr)
554 {
555 	const struct gfx_firmware_header_v1_0 *header = NULL;
556 	const struct common_firmware_header *comm_hdr = NULL;
557 	uint8_t* src_addr = NULL;
558 	uint8_t* dst_addr = NULL;
559 
560 	if (NULL == ucode->fw)
561 		return 0;
562 
563 	comm_hdr = (const struct common_firmware_header *)ucode->fw->data;
564 	header = (const struct gfx_firmware_header_v1_0 *)ucode->fw->data;
565 	dst_addr = ucode->kaddr +
566 			   ALIGN(le32_to_cpu(comm_hdr->ucode_size_bytes),
567 			   PAGE_SIZE);
568 	src_addr = (uint8_t *)ucode->fw->data +
569 			   le32_to_cpu(comm_hdr->ucode_array_offset_bytes) +
570 			   (le32_to_cpu(header->jt_offset) * 4);
571 	memcpy(dst_addr, src_addr, le32_to_cpu(header->jt_size) * 4);
572 
573 	return 0;
574 }
575 
amdgpu_ucode_create_bo(struct amdgpu_device * adev)576 int amdgpu_ucode_create_bo(struct amdgpu_device *adev)
577 {
578 	if (adev->firmware.load_type != AMDGPU_FW_LOAD_DIRECT) {
579 		amdgpu_bo_create_kernel(adev, adev->firmware.fw_size, PAGE_SIZE,
580 			amdgpu_sriov_vf(adev) ? AMDGPU_GEM_DOMAIN_VRAM : AMDGPU_GEM_DOMAIN_GTT,
581 			&adev->firmware.fw_buf,
582 			&adev->firmware.fw_buf_mc,
583 			&adev->firmware.fw_buf_ptr);
584 		if (!adev->firmware.fw_buf) {
585 			dev_err(adev->dev, "failed to create kernel buffer for firmware.fw_buf\n");
586 			return -ENOMEM;
587 		} else if (amdgpu_sriov_vf(adev)) {
588 			memset(adev->firmware.fw_buf_ptr, 0, adev->firmware.fw_size);
589 		}
590 	}
591 	return 0;
592 }
593 
amdgpu_ucode_free_bo(struct amdgpu_device * adev)594 void amdgpu_ucode_free_bo(struct amdgpu_device *adev)
595 {
596 	if (adev->firmware.load_type != AMDGPU_FW_LOAD_DIRECT)
597 		amdgpu_bo_free_kernel(&adev->firmware.fw_buf,
598 		&adev->firmware.fw_buf_mc,
599 		&adev->firmware.fw_buf_ptr);
600 }
601 
amdgpu_ucode_init_bo(struct amdgpu_device * adev)602 int amdgpu_ucode_init_bo(struct amdgpu_device *adev)
603 {
604 	uint64_t fw_offset = 0;
605 	int i;
606 	struct amdgpu_firmware_info *ucode = NULL;
607 
608  /* for baremetal, the ucode is allocated in gtt, so don't need to fill the bo when reset/suspend */
609 	if (!amdgpu_sriov_vf(adev) && (adev->in_gpu_reset || adev->in_suspend))
610 		return 0;
611 	/*
612 	 * if SMU loaded firmware, it needn't add SMC, UVD, and VCE
613 	 * ucode info here
614 	 */
615 	if (adev->firmware.load_type != AMDGPU_FW_LOAD_PSP) {
616 		if (amdgpu_sriov_vf(adev))
617 			adev->firmware.max_ucodes = AMDGPU_UCODE_ID_MAXIMUM - 3;
618 		else
619 			adev->firmware.max_ucodes = AMDGPU_UCODE_ID_MAXIMUM - 4;
620 	} else {
621 		adev->firmware.max_ucodes = AMDGPU_UCODE_ID_MAXIMUM;
622 	}
623 
624 	for (i = 0; i < adev->firmware.max_ucodes; i++) {
625 		ucode = &adev->firmware.ucode[i];
626 		if (ucode->fw) {
627 			amdgpu_ucode_init_single_fw(adev, ucode, adev->firmware.fw_buf_mc + fw_offset,
628 						    adev->firmware.fw_buf_ptr + fw_offset);
629 			if (i == AMDGPU_UCODE_ID_CP_MEC1 &&
630 			    adev->firmware.load_type != AMDGPU_FW_LOAD_PSP) {
631 				const struct gfx_firmware_header_v1_0 *cp_hdr;
632 				cp_hdr = (const struct gfx_firmware_header_v1_0 *)ucode->fw->data;
633 				amdgpu_ucode_patch_jt(ucode,  adev->firmware.fw_buf_mc + fw_offset,
634 						    adev->firmware.fw_buf_ptr + fw_offset);
635 				fw_offset += ALIGN(le32_to_cpu(cp_hdr->jt_size) << 2, PAGE_SIZE);
636 			}
637 			fw_offset += ALIGN(ucode->ucode_size, PAGE_SIZE);
638 		}
639 	}
640 	return 0;
641 }
642