1 /*
2  * Copyright 2008 Advanced Micro Devices, Inc.
3  * Copyright 2008 Red Hat Inc.
4  * Copyright 2009 Jerome Glisse.
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  * Authors: Dave Airlie
25  *          Alex Deucher
26  *          Jerome Glisse
27  */
28 
29 #include "amdgpu.h"
30 #include <drm/amdgpu_drm.h>
31 #include <drm/drm_drv.h>
32 #include <drm/drm_fb_helper.h>
33 #include "amdgpu_uvd.h"
34 #include "amdgpu_vce.h"
35 #include "atom.h"
36 
37 #include <linux/vga_switcheroo.h>
38 #include <linux/slab.h>
39 #include <linux/uaccess.h>
40 #include <linux/pci.h>
41 #include <linux/pm_runtime.h>
42 #include "amdgpu_amdkfd.h"
43 #include "amdgpu_gem.h"
44 #include "amdgpu_display.h"
45 #include "amdgpu_ras.h"
46 #include "amd_pcie.h"
47 
amdgpu_unregister_gpu_instance(struct amdgpu_device * adev)48 void amdgpu_unregister_gpu_instance(struct amdgpu_device *adev)
49 {
50 	struct amdgpu_gpu_instance *gpu_instance;
51 	int i;
52 
53 	mutex_lock(&mgpu_info.mutex);
54 
55 	for (i = 0; i < mgpu_info.num_gpu; i++) {
56 		gpu_instance = &(mgpu_info.gpu_ins[i]);
57 		if (gpu_instance->adev == adev) {
58 			mgpu_info.gpu_ins[i] =
59 				mgpu_info.gpu_ins[mgpu_info.num_gpu - 1];
60 			mgpu_info.num_gpu--;
61 			if (adev->flags & AMD_IS_APU)
62 				mgpu_info.num_apu--;
63 			else
64 				mgpu_info.num_dgpu--;
65 			break;
66 		}
67 	}
68 
69 	mutex_unlock(&mgpu_info.mutex);
70 }
71 
72 /**
73  * amdgpu_driver_unload_kms - Main unload function for KMS.
74  *
75  * @dev: drm dev pointer
76  *
77  * This is the main unload function for KMS (all asics).
78  * Returns 0 on success.
79  */
amdgpu_driver_unload_kms(struct drm_device * dev)80 void amdgpu_driver_unload_kms(struct drm_device *dev)
81 {
82 	struct amdgpu_device *adev = drm_to_adev(dev);
83 
84 	if (adev == NULL)
85 		return;
86 
87 	amdgpu_unregister_gpu_instance(adev);
88 
89 	if (adev->rmmio == NULL)
90 		return;
91 
92 	if (amdgpu_acpi_smart_shift_update(dev, AMDGPU_SS_DRV_UNLOAD))
93 		DRM_WARN("smart shift update failed\n");
94 
95 	amdgpu_acpi_fini(adev);
96 	amdgpu_device_fini_hw(adev);
97 }
98 
amdgpu_register_gpu_instance(struct amdgpu_device * adev)99 void amdgpu_register_gpu_instance(struct amdgpu_device *adev)
100 {
101 	struct amdgpu_gpu_instance *gpu_instance;
102 
103 	mutex_lock(&mgpu_info.mutex);
104 
105 	if (mgpu_info.num_gpu >= MAX_GPU_INSTANCE) {
106 		DRM_ERROR("Cannot register more gpu instance\n");
107 		mutex_unlock(&mgpu_info.mutex);
108 		return;
109 	}
110 
111 	gpu_instance = &(mgpu_info.gpu_ins[mgpu_info.num_gpu]);
112 	gpu_instance->adev = adev;
113 	gpu_instance->mgpu_fan_enabled = 0;
114 
115 	mgpu_info.num_gpu++;
116 	if (adev->flags & AMD_IS_APU)
117 		mgpu_info.num_apu++;
118 	else
119 		mgpu_info.num_dgpu++;
120 
121 	mutex_unlock(&mgpu_info.mutex);
122 }
123 
124 /**
125  * amdgpu_driver_load_kms - Main load function for KMS.
126  *
127  * @adev: pointer to struct amdgpu_device
128  * @flags: device flags
129  *
130  * This is the main load function for KMS (all asics).
131  * Returns 0 on success, error on failure.
132  */
amdgpu_driver_load_kms(struct amdgpu_device * adev,unsigned long flags)133 int amdgpu_driver_load_kms(struct amdgpu_device *adev, unsigned long flags)
134 {
135 	struct drm_device *dev;
136 	int r, acpi_status;
137 
138 	dev = adev_to_drm(adev);
139 
140 	/* amdgpu_device_init should report only fatal error
141 	 * like memory allocation failure or iomapping failure,
142 	 * or memory manager initialization failure, it must
143 	 * properly initialize the GPU MC controller and permit
144 	 * VRAM allocation
145 	 */
146 	r = amdgpu_device_init(adev, flags);
147 	if (r) {
148 		dev_err(dev->dev, "Fatal error during GPU init\n");
149 		goto out;
150 	}
151 
152 	adev->pm.rpm_mode = AMDGPU_RUNPM_NONE;
153 	if (amdgpu_device_supports_px(dev) &&
154 	    (amdgpu_runtime_pm != 0)) { /* enable PX as runtime mode */
155 		adev->pm.rpm_mode = AMDGPU_RUNPM_PX;
156 		dev_info(adev->dev, "Using ATPX for runtime pm\n");
157 	} else if (amdgpu_device_supports_boco(dev) &&
158 		   (amdgpu_runtime_pm != 0)) { /* enable boco as runtime mode */
159 		adev->pm.rpm_mode = AMDGPU_RUNPM_BOCO;
160 		dev_info(adev->dev, "Using BOCO for runtime pm\n");
161 	} else if (amdgpu_device_supports_baco(dev) &&
162 		   (amdgpu_runtime_pm != 0)) {
163 		switch (adev->asic_type) {
164 		case CHIP_VEGA20:
165 		case CHIP_ARCTURUS:
166 			/* enable BACO as runpm mode if runpm=1 */
167 			if (amdgpu_runtime_pm > 0)
168 				adev->pm.rpm_mode = AMDGPU_RUNPM_BACO;
169 			break;
170 		case CHIP_VEGA10:
171 			/* enable BACO as runpm mode if noretry=0 */
172 			if (!adev->gmc.noretry)
173 				adev->pm.rpm_mode = AMDGPU_RUNPM_BACO;
174 			break;
175 		default:
176 			/* enable BACO as runpm mode on CI+ */
177 			adev->pm.rpm_mode = AMDGPU_RUNPM_BACO;
178 			break;
179 		}
180 
181 		if (adev->pm.rpm_mode == AMDGPU_RUNPM_BACO)
182 			dev_info(adev->dev, "Using BACO for runtime pm\n");
183 	}
184 
185 	/* Call ACPI methods: require modeset init
186 	 * but failure is not fatal
187 	 */
188 
189 	acpi_status = amdgpu_acpi_init(adev);
190 	if (acpi_status)
191 		dev_dbg(dev->dev, "Error during ACPI methods call\n");
192 
193 	if (amdgpu_acpi_smart_shift_update(dev, AMDGPU_SS_DRV_LOAD))
194 		DRM_WARN("smart shift update failed\n");
195 
196 out:
197 	if (r)
198 		amdgpu_driver_unload_kms(dev);
199 
200 	return r;
201 }
202 
amdgpu_firmware_info(struct drm_amdgpu_info_firmware * fw_info,struct drm_amdgpu_query_fw * query_fw,struct amdgpu_device * adev)203 static int amdgpu_firmware_info(struct drm_amdgpu_info_firmware *fw_info,
204 				struct drm_amdgpu_query_fw *query_fw,
205 				struct amdgpu_device *adev)
206 {
207 	switch (query_fw->fw_type) {
208 	case AMDGPU_INFO_FW_VCE:
209 		fw_info->ver = adev->vce.fw_version;
210 		fw_info->feature = adev->vce.fb_version;
211 		break;
212 	case AMDGPU_INFO_FW_UVD:
213 		fw_info->ver = adev->uvd.fw_version;
214 		fw_info->feature = 0;
215 		break;
216 	case AMDGPU_INFO_FW_VCN:
217 		fw_info->ver = adev->vcn.fw_version;
218 		fw_info->feature = 0;
219 		break;
220 	case AMDGPU_INFO_FW_GMC:
221 		fw_info->ver = adev->gmc.fw_version;
222 		fw_info->feature = 0;
223 		break;
224 	case AMDGPU_INFO_FW_GFX_ME:
225 		fw_info->ver = adev->gfx.me_fw_version;
226 		fw_info->feature = adev->gfx.me_feature_version;
227 		break;
228 	case AMDGPU_INFO_FW_GFX_PFP:
229 		fw_info->ver = adev->gfx.pfp_fw_version;
230 		fw_info->feature = adev->gfx.pfp_feature_version;
231 		break;
232 	case AMDGPU_INFO_FW_GFX_CE:
233 		fw_info->ver = adev->gfx.ce_fw_version;
234 		fw_info->feature = adev->gfx.ce_feature_version;
235 		break;
236 	case AMDGPU_INFO_FW_GFX_RLC:
237 		fw_info->ver = adev->gfx.rlc_fw_version;
238 		fw_info->feature = adev->gfx.rlc_feature_version;
239 		break;
240 	case AMDGPU_INFO_FW_GFX_RLC_RESTORE_LIST_CNTL:
241 		fw_info->ver = adev->gfx.rlc_srlc_fw_version;
242 		fw_info->feature = adev->gfx.rlc_srlc_feature_version;
243 		break;
244 	case AMDGPU_INFO_FW_GFX_RLC_RESTORE_LIST_GPM_MEM:
245 		fw_info->ver = adev->gfx.rlc_srlg_fw_version;
246 		fw_info->feature = adev->gfx.rlc_srlg_feature_version;
247 		break;
248 	case AMDGPU_INFO_FW_GFX_RLC_RESTORE_LIST_SRM_MEM:
249 		fw_info->ver = adev->gfx.rlc_srls_fw_version;
250 		fw_info->feature = adev->gfx.rlc_srls_feature_version;
251 		break;
252 	case AMDGPU_INFO_FW_GFX_RLCP:
253 		fw_info->ver = adev->gfx.rlcp_ucode_version;
254 		fw_info->feature = adev->gfx.rlcp_ucode_feature_version;
255 		break;
256 	case AMDGPU_INFO_FW_GFX_RLCV:
257 		fw_info->ver = adev->gfx.rlcv_ucode_version;
258 		fw_info->feature = adev->gfx.rlcv_ucode_feature_version;
259 		break;
260 	case AMDGPU_INFO_FW_GFX_MEC:
261 		if (query_fw->index == 0) {
262 			fw_info->ver = adev->gfx.mec_fw_version;
263 			fw_info->feature = adev->gfx.mec_feature_version;
264 		} else if (query_fw->index == 1) {
265 			fw_info->ver = adev->gfx.mec2_fw_version;
266 			fw_info->feature = adev->gfx.mec2_feature_version;
267 		} else
268 			return -EINVAL;
269 		break;
270 	case AMDGPU_INFO_FW_SMC:
271 		fw_info->ver = adev->pm.fw_version;
272 		fw_info->feature = 0;
273 		break;
274 	case AMDGPU_INFO_FW_TA:
275 		switch (query_fw->index) {
276 		case TA_FW_TYPE_PSP_XGMI:
277 			fw_info->ver = adev->psp.xgmi_context.context.bin_desc.fw_version;
278 			fw_info->feature = adev->psp.xgmi_context.context
279 						   .bin_desc.feature_version;
280 			break;
281 		case TA_FW_TYPE_PSP_RAS:
282 			fw_info->ver = adev->psp.ras_context.context.bin_desc.fw_version;
283 			fw_info->feature = adev->psp.ras_context.context
284 						   .bin_desc.feature_version;
285 			break;
286 		case TA_FW_TYPE_PSP_HDCP:
287 			fw_info->ver = adev->psp.hdcp_context.context.bin_desc.fw_version;
288 			fw_info->feature = adev->psp.hdcp_context.context
289 						   .bin_desc.feature_version;
290 			break;
291 		case TA_FW_TYPE_PSP_DTM:
292 			fw_info->ver = adev->psp.dtm_context.context.bin_desc.fw_version;
293 			fw_info->feature = adev->psp.dtm_context.context
294 						   .bin_desc.feature_version;
295 			break;
296 		case TA_FW_TYPE_PSP_RAP:
297 			fw_info->ver = adev->psp.rap_context.context.bin_desc.fw_version;
298 			fw_info->feature = adev->psp.rap_context.context
299 						   .bin_desc.feature_version;
300 			break;
301 		case TA_FW_TYPE_PSP_SECUREDISPLAY:
302 			fw_info->ver = adev->psp.securedisplay_context.context.bin_desc.fw_version;
303 			fw_info->feature =
304 				adev->psp.securedisplay_context.context.bin_desc
305 					.feature_version;
306 			break;
307 		default:
308 			return -EINVAL;
309 		}
310 		break;
311 	case AMDGPU_INFO_FW_SDMA:
312 		if (query_fw->index >= adev->sdma.num_instances)
313 			return -EINVAL;
314 		fw_info->ver = adev->sdma.instance[query_fw->index].fw_version;
315 		fw_info->feature = adev->sdma.instance[query_fw->index].feature_version;
316 		break;
317 	case AMDGPU_INFO_FW_SOS:
318 		fw_info->ver = adev->psp.sos.fw_version;
319 		fw_info->feature = adev->psp.sos.feature_version;
320 		break;
321 	case AMDGPU_INFO_FW_ASD:
322 		fw_info->ver = adev->psp.asd_context.bin_desc.fw_version;
323 		fw_info->feature = adev->psp.asd_context.bin_desc.feature_version;
324 		break;
325 	case AMDGPU_INFO_FW_DMCU:
326 		fw_info->ver = adev->dm.dmcu_fw_version;
327 		fw_info->feature = 0;
328 		break;
329 	case AMDGPU_INFO_FW_DMCUB:
330 		fw_info->ver = adev->dm.dmcub_fw_version;
331 		fw_info->feature = 0;
332 		break;
333 	case AMDGPU_INFO_FW_TOC:
334 		fw_info->ver = adev->psp.toc.fw_version;
335 		fw_info->feature = adev->psp.toc.feature_version;
336 		break;
337 	case AMDGPU_INFO_FW_CAP:
338 		fw_info->ver = adev->psp.cap_fw_version;
339 		fw_info->feature = adev->psp.cap_feature_version;
340 		break;
341 	case AMDGPU_INFO_FW_MES_KIQ:
342 		fw_info->ver = adev->mes.kiq_version & AMDGPU_MES_VERSION_MASK;
343 		fw_info->feature = (adev->mes.kiq_version & AMDGPU_MES_FEAT_VERSION_MASK)
344 					>> AMDGPU_MES_FEAT_VERSION_SHIFT;
345 		break;
346 	case AMDGPU_INFO_FW_MES:
347 		fw_info->ver = adev->mes.sched_version & AMDGPU_MES_VERSION_MASK;
348 		fw_info->feature = (adev->mes.sched_version & AMDGPU_MES_FEAT_VERSION_MASK)
349 					>> AMDGPU_MES_FEAT_VERSION_SHIFT;
350 		break;
351 	case AMDGPU_INFO_FW_IMU:
352 		fw_info->ver = adev->gfx.imu_fw_version;
353 		fw_info->feature = 0;
354 		break;
355 	default:
356 		return -EINVAL;
357 	}
358 	return 0;
359 }
360 
amdgpu_hw_ip_info(struct amdgpu_device * adev,struct drm_amdgpu_info * info,struct drm_amdgpu_info_hw_ip * result)361 static int amdgpu_hw_ip_info(struct amdgpu_device *adev,
362 			     struct drm_amdgpu_info *info,
363 			     struct drm_amdgpu_info_hw_ip *result)
364 {
365 	uint32_t ib_start_alignment = 0;
366 	uint32_t ib_size_alignment = 0;
367 	enum amd_ip_block_type type;
368 	unsigned int num_rings = 0;
369 	unsigned int i, j;
370 
371 	if (info->query_hw_ip.ip_instance >= AMDGPU_HW_IP_INSTANCE_MAX_COUNT)
372 		return -EINVAL;
373 
374 	switch (info->query_hw_ip.type) {
375 	case AMDGPU_HW_IP_GFX:
376 		type = AMD_IP_BLOCK_TYPE_GFX;
377 		for (i = 0; i < adev->gfx.num_gfx_rings; i++)
378 			if (adev->gfx.gfx_ring[i].sched.ready)
379 				++num_rings;
380 		ib_start_alignment = 32;
381 		ib_size_alignment = 32;
382 		break;
383 	case AMDGPU_HW_IP_COMPUTE:
384 		type = AMD_IP_BLOCK_TYPE_GFX;
385 		for (i = 0; i < adev->gfx.num_compute_rings; i++)
386 			if (adev->gfx.compute_ring[i].sched.ready)
387 				++num_rings;
388 		ib_start_alignment = 32;
389 		ib_size_alignment = 32;
390 		break;
391 	case AMDGPU_HW_IP_DMA:
392 		type = AMD_IP_BLOCK_TYPE_SDMA;
393 		for (i = 0; i < adev->sdma.num_instances; i++)
394 			if (adev->sdma.instance[i].ring.sched.ready)
395 				++num_rings;
396 		ib_start_alignment = 256;
397 		ib_size_alignment = 4;
398 		break;
399 	case AMDGPU_HW_IP_UVD:
400 		type = AMD_IP_BLOCK_TYPE_UVD;
401 		for (i = 0; i < adev->uvd.num_uvd_inst; i++) {
402 			if (adev->uvd.harvest_config & (1 << i))
403 				continue;
404 
405 			if (adev->uvd.inst[i].ring.sched.ready)
406 				++num_rings;
407 		}
408 		ib_start_alignment = 64;
409 		ib_size_alignment = 64;
410 		break;
411 	case AMDGPU_HW_IP_VCE:
412 		type = AMD_IP_BLOCK_TYPE_VCE;
413 		for (i = 0; i < adev->vce.num_rings; i++)
414 			if (adev->vce.ring[i].sched.ready)
415 				++num_rings;
416 		ib_start_alignment = 4;
417 		ib_size_alignment = 1;
418 		break;
419 	case AMDGPU_HW_IP_UVD_ENC:
420 		type = AMD_IP_BLOCK_TYPE_UVD;
421 		for (i = 0; i < adev->uvd.num_uvd_inst; i++) {
422 			if (adev->uvd.harvest_config & (1 << i))
423 				continue;
424 
425 			for (j = 0; j < adev->uvd.num_enc_rings; j++)
426 				if (adev->uvd.inst[i].ring_enc[j].sched.ready)
427 					++num_rings;
428 		}
429 		ib_start_alignment = 64;
430 		ib_size_alignment = 64;
431 		break;
432 	case AMDGPU_HW_IP_VCN_DEC:
433 		type = AMD_IP_BLOCK_TYPE_VCN;
434 		for (i = 0; i < adev->vcn.num_vcn_inst; i++) {
435 			if (adev->vcn.harvest_config & (1 << i))
436 				continue;
437 
438 			if (adev->vcn.inst[i].ring_dec.sched.ready)
439 				++num_rings;
440 		}
441 		ib_start_alignment = 16;
442 		ib_size_alignment = 16;
443 		break;
444 	case AMDGPU_HW_IP_VCN_ENC:
445 		type = AMD_IP_BLOCK_TYPE_VCN;
446 		for (i = 0; i < adev->vcn.num_vcn_inst; i++) {
447 			if (adev->vcn.harvest_config & (1 << i))
448 				continue;
449 
450 			for (j = 0; j < adev->vcn.num_enc_rings; j++)
451 				if (adev->vcn.inst[i].ring_enc[j].sched.ready)
452 					++num_rings;
453 		}
454 		ib_start_alignment = 64;
455 		ib_size_alignment = 1;
456 		break;
457 	case AMDGPU_HW_IP_VCN_JPEG:
458 		type = (amdgpu_device_ip_get_ip_block(adev, AMD_IP_BLOCK_TYPE_JPEG)) ?
459 			AMD_IP_BLOCK_TYPE_JPEG : AMD_IP_BLOCK_TYPE_VCN;
460 
461 		for (i = 0; i < adev->jpeg.num_jpeg_inst; i++) {
462 			if (adev->jpeg.harvest_config & (1 << i))
463 				continue;
464 
465 			for (j = 0; j < adev->jpeg.num_jpeg_rings; j++)
466 				if (adev->jpeg.inst[i].ring_dec[j].sched.ready)
467 					++num_rings;
468 		}
469 		ib_start_alignment = 16;
470 		ib_size_alignment = 16;
471 		break;
472 	default:
473 		return -EINVAL;
474 	}
475 
476 	for (i = 0; i < adev->num_ip_blocks; i++)
477 		if (adev->ip_blocks[i].version->type == type &&
478 		    adev->ip_blocks[i].status.valid)
479 			break;
480 
481 	if (i == adev->num_ip_blocks)
482 		return 0;
483 
484 	num_rings = min(amdgpu_ctx_num_entities[info->query_hw_ip.type],
485 			num_rings);
486 
487 	result->hw_ip_version_major = adev->ip_blocks[i].version->major;
488 	result->hw_ip_version_minor = adev->ip_blocks[i].version->minor;
489 
490 	if (adev->asic_type >= CHIP_VEGA10) {
491 		switch (type) {
492 		case AMD_IP_BLOCK_TYPE_GFX:
493 			result->ip_discovery_version = adev->ip_versions[GC_HWIP][0];
494 			break;
495 		case AMD_IP_BLOCK_TYPE_SDMA:
496 			result->ip_discovery_version = adev->ip_versions[SDMA0_HWIP][0];
497 			break;
498 		case AMD_IP_BLOCK_TYPE_UVD:
499 		case AMD_IP_BLOCK_TYPE_VCN:
500 		case AMD_IP_BLOCK_TYPE_JPEG:
501 			result->ip_discovery_version = adev->ip_versions[UVD_HWIP][0];
502 			break;
503 		case AMD_IP_BLOCK_TYPE_VCE:
504 			result->ip_discovery_version = adev->ip_versions[VCE_HWIP][0];
505 			break;
506 		default:
507 			result->ip_discovery_version = 0;
508 			break;
509 		}
510 	} else {
511 		result->ip_discovery_version = 0;
512 	}
513 	result->capabilities_flags = 0;
514 	result->available_rings = (1 << num_rings) - 1;
515 	result->ib_start_alignment = ib_start_alignment;
516 	result->ib_size_alignment = ib_size_alignment;
517 	return 0;
518 }
519 
520 /*
521  * Userspace get information ioctl
522  */
523 /**
524  * amdgpu_info_ioctl - answer a device specific request.
525  *
526  * @dev: drm device pointer
527  * @data: request object
528  * @filp: drm filp
529  *
530  * This function is used to pass device specific parameters to the userspace
531  * drivers.  Examples include: pci device id, pipeline parms, tiling params,
532  * etc. (all asics).
533  * Returns 0 on success, -EINVAL on failure.
534  */
amdgpu_info_ioctl(struct drm_device * dev,void * data,struct drm_file * filp)535 int amdgpu_info_ioctl(struct drm_device *dev, void *data, struct drm_file *filp)
536 {
537 	struct amdgpu_device *adev = drm_to_adev(dev);
538 	struct drm_amdgpu_info *info = data;
539 	struct amdgpu_mode_info *minfo = &adev->mode_info;
540 	void __user *out = (void __user *)(uintptr_t)info->return_pointer;
541 	uint32_t size = info->return_size;
542 	struct drm_crtc *crtc;
543 	uint32_t ui32 = 0;
544 	uint64_t ui64 = 0;
545 	int i, found;
546 	int ui32_size = sizeof(ui32);
547 
548 	if (!info->return_size || !info->return_pointer)
549 		return -EINVAL;
550 
551 	switch (info->query) {
552 	case AMDGPU_INFO_ACCEL_WORKING:
553 		ui32 = adev->accel_working;
554 		return copy_to_user(out, &ui32, min(size, 4u)) ? -EFAULT : 0;
555 	case AMDGPU_INFO_CRTC_FROM_ID:
556 		for (i = 0, found = 0; i < adev->mode_info.num_crtc; i++) {
557 			crtc = (struct drm_crtc *)minfo->crtcs[i];
558 			if (crtc && crtc->base.id == info->mode_crtc.id) {
559 				struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc);
560 
561 				ui32 = amdgpu_crtc->crtc_id;
562 				found = 1;
563 				break;
564 			}
565 		}
566 		if (!found) {
567 			DRM_DEBUG_KMS("unknown crtc id %d\n", info->mode_crtc.id);
568 			return -EINVAL;
569 		}
570 		return copy_to_user(out, &ui32, min(size, 4u)) ? -EFAULT : 0;
571 	case AMDGPU_INFO_HW_IP_INFO: {
572 		struct drm_amdgpu_info_hw_ip ip = {};
573 		int ret;
574 
575 		ret = amdgpu_hw_ip_info(adev, info, &ip);
576 		if (ret)
577 			return ret;
578 
579 		ret = copy_to_user(out, &ip, min_t(size_t, size, sizeof(ip)));
580 		return ret ? -EFAULT : 0;
581 	}
582 	case AMDGPU_INFO_HW_IP_COUNT: {
583 		enum amd_ip_block_type type;
584 		uint32_t count = 0;
585 
586 		switch (info->query_hw_ip.type) {
587 		case AMDGPU_HW_IP_GFX:
588 			type = AMD_IP_BLOCK_TYPE_GFX;
589 			break;
590 		case AMDGPU_HW_IP_COMPUTE:
591 			type = AMD_IP_BLOCK_TYPE_GFX;
592 			break;
593 		case AMDGPU_HW_IP_DMA:
594 			type = AMD_IP_BLOCK_TYPE_SDMA;
595 			break;
596 		case AMDGPU_HW_IP_UVD:
597 			type = AMD_IP_BLOCK_TYPE_UVD;
598 			break;
599 		case AMDGPU_HW_IP_VCE:
600 			type = AMD_IP_BLOCK_TYPE_VCE;
601 			break;
602 		case AMDGPU_HW_IP_UVD_ENC:
603 			type = AMD_IP_BLOCK_TYPE_UVD;
604 			break;
605 		case AMDGPU_HW_IP_VCN_DEC:
606 		case AMDGPU_HW_IP_VCN_ENC:
607 			type = AMD_IP_BLOCK_TYPE_VCN;
608 			break;
609 		case AMDGPU_HW_IP_VCN_JPEG:
610 			type = (amdgpu_device_ip_get_ip_block(adev, AMD_IP_BLOCK_TYPE_JPEG)) ?
611 				AMD_IP_BLOCK_TYPE_JPEG : AMD_IP_BLOCK_TYPE_VCN;
612 			break;
613 		default:
614 			return -EINVAL;
615 		}
616 
617 		for (i = 0; i < adev->num_ip_blocks; i++)
618 			if (adev->ip_blocks[i].version->type == type &&
619 			    adev->ip_blocks[i].status.valid &&
620 			    count < AMDGPU_HW_IP_INSTANCE_MAX_COUNT)
621 				count++;
622 
623 		return copy_to_user(out, &count, min(size, 4u)) ? -EFAULT : 0;
624 	}
625 	case AMDGPU_INFO_TIMESTAMP:
626 		ui64 = amdgpu_gfx_get_gpu_clock_counter(adev);
627 		return copy_to_user(out, &ui64, min(size, 8u)) ? -EFAULT : 0;
628 	case AMDGPU_INFO_FW_VERSION: {
629 		struct drm_amdgpu_info_firmware fw_info;
630 		int ret;
631 
632 		/* We only support one instance of each IP block right now. */
633 		if (info->query_fw.ip_instance != 0)
634 			return -EINVAL;
635 
636 		ret = amdgpu_firmware_info(&fw_info, &info->query_fw, adev);
637 		if (ret)
638 			return ret;
639 
640 		return copy_to_user(out, &fw_info,
641 				    min((size_t)size, sizeof(fw_info))) ? -EFAULT : 0;
642 	}
643 	case AMDGPU_INFO_NUM_BYTES_MOVED:
644 		ui64 = atomic64_read(&adev->num_bytes_moved);
645 		return copy_to_user(out, &ui64, min(size, 8u)) ? -EFAULT : 0;
646 	case AMDGPU_INFO_NUM_EVICTIONS:
647 		ui64 = atomic64_read(&adev->num_evictions);
648 		return copy_to_user(out, &ui64, min(size, 8u)) ? -EFAULT : 0;
649 	case AMDGPU_INFO_NUM_VRAM_CPU_PAGE_FAULTS:
650 		ui64 = atomic64_read(&adev->num_vram_cpu_page_faults);
651 		return copy_to_user(out, &ui64, min(size, 8u)) ? -EFAULT : 0;
652 	case AMDGPU_INFO_VRAM_USAGE:
653 		ui64 = ttm_resource_manager_usage(&adev->mman.vram_mgr.manager);
654 		return copy_to_user(out, &ui64, min(size, 8u)) ? -EFAULT : 0;
655 	case AMDGPU_INFO_VIS_VRAM_USAGE:
656 		ui64 = amdgpu_vram_mgr_vis_usage(&adev->mman.vram_mgr);
657 		return copy_to_user(out, &ui64, min(size, 8u)) ? -EFAULT : 0;
658 	case AMDGPU_INFO_GTT_USAGE:
659 		ui64 = ttm_resource_manager_usage(&adev->mman.gtt_mgr.manager);
660 		return copy_to_user(out, &ui64, min(size, 8u)) ? -EFAULT : 0;
661 	case AMDGPU_INFO_GDS_CONFIG: {
662 		struct drm_amdgpu_info_gds gds_info;
663 
664 		memset(&gds_info, 0, sizeof(gds_info));
665 		gds_info.compute_partition_size = adev->gds.gds_size;
666 		gds_info.gds_total_size = adev->gds.gds_size;
667 		gds_info.gws_per_compute_partition = adev->gds.gws_size;
668 		gds_info.oa_per_compute_partition = adev->gds.oa_size;
669 		return copy_to_user(out, &gds_info,
670 				    min((size_t)size, sizeof(gds_info))) ? -EFAULT : 0;
671 	}
672 	case AMDGPU_INFO_VRAM_GTT: {
673 		struct drm_amdgpu_info_vram_gtt vram_gtt;
674 
675 		vram_gtt.vram_size = adev->gmc.real_vram_size -
676 			atomic64_read(&adev->vram_pin_size) -
677 			AMDGPU_VM_RESERVED_VRAM;
678 		vram_gtt.vram_cpu_accessible_size =
679 			min(adev->gmc.visible_vram_size -
680 			    atomic64_read(&adev->visible_pin_size),
681 			    vram_gtt.vram_size);
682 		vram_gtt.gtt_size = ttm_manager_type(&adev->mman.bdev, TTM_PL_TT)->size;
683 		vram_gtt.gtt_size -= atomic64_read(&adev->gart_pin_size);
684 		return copy_to_user(out, &vram_gtt,
685 				    min((size_t)size, sizeof(vram_gtt))) ? -EFAULT : 0;
686 	}
687 	case AMDGPU_INFO_MEMORY: {
688 		struct drm_amdgpu_memory_info mem;
689 		struct ttm_resource_manager *gtt_man =
690 			&adev->mman.gtt_mgr.manager;
691 		struct ttm_resource_manager *vram_man =
692 			&adev->mman.vram_mgr.manager;
693 
694 		memset(&mem, 0, sizeof(mem));
695 		mem.vram.total_heap_size = adev->gmc.real_vram_size;
696 		mem.vram.usable_heap_size = adev->gmc.real_vram_size -
697 			atomic64_read(&adev->vram_pin_size) -
698 			AMDGPU_VM_RESERVED_VRAM;
699 		mem.vram.heap_usage =
700 			ttm_resource_manager_usage(vram_man);
701 		mem.vram.max_allocation = mem.vram.usable_heap_size * 3 / 4;
702 
703 		mem.cpu_accessible_vram.total_heap_size =
704 			adev->gmc.visible_vram_size;
705 		mem.cpu_accessible_vram.usable_heap_size =
706 			min(adev->gmc.visible_vram_size -
707 			    atomic64_read(&adev->visible_pin_size),
708 			    mem.vram.usable_heap_size);
709 		mem.cpu_accessible_vram.heap_usage =
710 			amdgpu_vram_mgr_vis_usage(&adev->mman.vram_mgr);
711 		mem.cpu_accessible_vram.max_allocation =
712 			mem.cpu_accessible_vram.usable_heap_size * 3 / 4;
713 
714 		mem.gtt.total_heap_size = gtt_man->size;
715 		mem.gtt.usable_heap_size = mem.gtt.total_heap_size -
716 			atomic64_read(&adev->gart_pin_size);
717 		mem.gtt.heap_usage = ttm_resource_manager_usage(gtt_man);
718 		mem.gtt.max_allocation = mem.gtt.usable_heap_size * 3 / 4;
719 
720 		return copy_to_user(out, &mem,
721 				    min((size_t)size, sizeof(mem)))
722 				    ? -EFAULT : 0;
723 	}
724 	case AMDGPU_INFO_READ_MMR_REG: {
725 		unsigned int n, alloc_size;
726 		uint32_t *regs;
727 		unsigned int se_num = (info->read_mmr_reg.instance >>
728 				   AMDGPU_INFO_MMR_SE_INDEX_SHIFT) &
729 				  AMDGPU_INFO_MMR_SE_INDEX_MASK;
730 		unsigned int sh_num = (info->read_mmr_reg.instance >>
731 				   AMDGPU_INFO_MMR_SH_INDEX_SHIFT) &
732 				  AMDGPU_INFO_MMR_SH_INDEX_MASK;
733 
734 		/* set full masks if the userspace set all bits
735 		 * in the bitfields
736 		 */
737 		if (se_num == AMDGPU_INFO_MMR_SE_INDEX_MASK)
738 			se_num = 0xffffffff;
739 		else if (se_num >= AMDGPU_GFX_MAX_SE)
740 			return -EINVAL;
741 		if (sh_num == AMDGPU_INFO_MMR_SH_INDEX_MASK)
742 			sh_num = 0xffffffff;
743 		else if (sh_num >= AMDGPU_GFX_MAX_SH_PER_SE)
744 			return -EINVAL;
745 
746 		if (info->read_mmr_reg.count > 128)
747 			return -EINVAL;
748 
749 		regs = kmalloc_array(info->read_mmr_reg.count, sizeof(*regs), GFP_KERNEL);
750 		if (!regs)
751 			return -ENOMEM;
752 		alloc_size = info->read_mmr_reg.count * sizeof(*regs);
753 
754 		amdgpu_gfx_off_ctrl(adev, false);
755 		for (i = 0; i < info->read_mmr_reg.count; i++) {
756 			if (amdgpu_asic_read_register(adev, se_num, sh_num,
757 						      info->read_mmr_reg.dword_offset + i,
758 						      &regs[i])) {
759 				DRM_DEBUG_KMS("unallowed offset %#x\n",
760 					      info->read_mmr_reg.dword_offset + i);
761 				kfree(regs);
762 				amdgpu_gfx_off_ctrl(adev, true);
763 				return -EFAULT;
764 			}
765 		}
766 		amdgpu_gfx_off_ctrl(adev, true);
767 		n = copy_to_user(out, regs, min(size, alloc_size));
768 		kfree(regs);
769 		return n ? -EFAULT : 0;
770 	}
771 	case AMDGPU_INFO_DEV_INFO: {
772 		struct drm_amdgpu_info_device *dev_info;
773 		uint64_t vm_size;
774 		uint32_t pcie_gen_mask;
775 		int ret;
776 
777 		dev_info = kzalloc(sizeof(*dev_info), GFP_KERNEL);
778 		if (!dev_info)
779 			return -ENOMEM;
780 
781 		dev_info->device_id = adev->pdev->device;
782 		dev_info->chip_rev = adev->rev_id;
783 		dev_info->external_rev = adev->external_rev_id;
784 		dev_info->pci_rev = adev->pdev->revision;
785 		dev_info->family = adev->family;
786 		dev_info->num_shader_engines = adev->gfx.config.max_shader_engines;
787 		dev_info->num_shader_arrays_per_engine = adev->gfx.config.max_sh_per_se;
788 		/* return all clocks in KHz */
789 		dev_info->gpu_counter_freq = amdgpu_asic_get_xclk(adev) * 10;
790 		if (adev->pm.dpm_enabled) {
791 			dev_info->max_engine_clock = amdgpu_dpm_get_sclk(adev, false) * 10;
792 			dev_info->max_memory_clock = amdgpu_dpm_get_mclk(adev, false) * 10;
793 			dev_info->min_engine_clock = amdgpu_dpm_get_sclk(adev, true) * 10;
794 			dev_info->min_memory_clock = amdgpu_dpm_get_mclk(adev, true) * 10;
795 		} else {
796 			dev_info->max_engine_clock =
797 				dev_info->min_engine_clock =
798 					adev->clock.default_sclk * 10;
799 			dev_info->max_memory_clock =
800 				dev_info->min_memory_clock =
801 					adev->clock.default_mclk * 10;
802 		}
803 		dev_info->enabled_rb_pipes_mask = adev->gfx.config.backend_enable_mask;
804 		dev_info->num_rb_pipes = adev->gfx.config.max_backends_per_se *
805 			adev->gfx.config.max_shader_engines;
806 		dev_info->num_hw_gfx_contexts = adev->gfx.config.max_hw_contexts;
807 		dev_info->ids_flags = 0;
808 		if (adev->flags & AMD_IS_APU)
809 			dev_info->ids_flags |= AMDGPU_IDS_FLAGS_FUSION;
810 		if (adev->gfx.mcbp)
811 			dev_info->ids_flags |= AMDGPU_IDS_FLAGS_PREEMPTION;
812 		if (amdgpu_is_tmz(adev))
813 			dev_info->ids_flags |= AMDGPU_IDS_FLAGS_TMZ;
814 		if (adev->gfx.config.ta_cntl2_truncate_coord_mode)
815 			dev_info->ids_flags |= AMDGPU_IDS_FLAGS_CONFORMANT_TRUNC_COORD;
816 
817 		vm_size = adev->vm_manager.max_pfn * AMDGPU_GPU_PAGE_SIZE;
818 		vm_size -= AMDGPU_VA_RESERVED_SIZE;
819 
820 		/* Older VCE FW versions are buggy and can handle only 40bits */
821 		if (adev->vce.fw_version &&
822 		    adev->vce.fw_version < AMDGPU_VCE_FW_53_45)
823 			vm_size = min(vm_size, 1ULL << 40);
824 
825 		dev_info->virtual_address_offset = AMDGPU_VA_RESERVED_SIZE;
826 		dev_info->virtual_address_max =
827 			min(vm_size, AMDGPU_GMC_HOLE_START);
828 
829 		if (vm_size > AMDGPU_GMC_HOLE_START) {
830 			dev_info->high_va_offset = AMDGPU_GMC_HOLE_END;
831 			dev_info->high_va_max = AMDGPU_GMC_HOLE_END | vm_size;
832 		}
833 		dev_info->virtual_address_alignment = max_t(u32, PAGE_SIZE, AMDGPU_GPU_PAGE_SIZE);
834 		dev_info->pte_fragment_size = (1 << adev->vm_manager.fragment_size) * AMDGPU_GPU_PAGE_SIZE;
835 		dev_info->gart_page_size = max_t(u32, PAGE_SIZE, AMDGPU_GPU_PAGE_SIZE);
836 		dev_info->cu_active_number = adev->gfx.cu_info.number;
837 		dev_info->cu_ao_mask = adev->gfx.cu_info.ao_cu_mask;
838 		dev_info->ce_ram_size = adev->gfx.ce_ram_size;
839 		memcpy(&dev_info->cu_ao_bitmap[0], &adev->gfx.cu_info.ao_cu_bitmap[0],
840 		       sizeof(adev->gfx.cu_info.ao_cu_bitmap));
841 		memcpy(&dev_info->cu_bitmap[0], &adev->gfx.cu_info.bitmap[0],
842 		       sizeof(dev_info->cu_bitmap));
843 		dev_info->vram_type = adev->gmc.vram_type;
844 		dev_info->vram_bit_width = adev->gmc.vram_width;
845 		dev_info->vce_harvest_config = adev->vce.harvest_config;
846 		dev_info->gc_double_offchip_lds_buf =
847 			adev->gfx.config.double_offchip_lds_buf;
848 		dev_info->wave_front_size = adev->gfx.cu_info.wave_front_size;
849 		dev_info->num_shader_visible_vgprs = adev->gfx.config.max_gprs;
850 		dev_info->num_cu_per_sh = adev->gfx.config.max_cu_per_sh;
851 		dev_info->num_tcc_blocks = adev->gfx.config.max_texture_channel_caches;
852 		dev_info->gs_vgt_table_depth = adev->gfx.config.gs_vgt_table_depth;
853 		dev_info->gs_prim_buffer_depth = adev->gfx.config.gs_prim_buffer_depth;
854 		dev_info->max_gs_waves_per_vgt = adev->gfx.config.max_gs_threads;
855 
856 		if (adev->family >= AMDGPU_FAMILY_NV)
857 			dev_info->pa_sc_tile_steering_override =
858 				adev->gfx.config.pa_sc_tile_steering_override;
859 
860 		dev_info->tcc_disabled_mask = adev->gfx.config.tcc_disabled_mask;
861 
862 		/* Combine the chip gen mask with the platform (CPU/mobo) mask. */
863 		pcie_gen_mask = adev->pm.pcie_gen_mask & (adev->pm.pcie_gen_mask >> 16);
864 		dev_info->pcie_gen = fls(pcie_gen_mask);
865 		dev_info->pcie_num_lanes =
866 			adev->pm.pcie_mlw_mask & CAIL_PCIE_LINK_WIDTH_SUPPORT_X32 ? 32 :
867 			adev->pm.pcie_mlw_mask & CAIL_PCIE_LINK_WIDTH_SUPPORT_X16 ? 16 :
868 			adev->pm.pcie_mlw_mask & CAIL_PCIE_LINK_WIDTH_SUPPORT_X12 ? 12 :
869 			adev->pm.pcie_mlw_mask & CAIL_PCIE_LINK_WIDTH_SUPPORT_X8 ? 8 :
870 			adev->pm.pcie_mlw_mask & CAIL_PCIE_LINK_WIDTH_SUPPORT_X4 ? 4 :
871 			adev->pm.pcie_mlw_mask & CAIL_PCIE_LINK_WIDTH_SUPPORT_X2 ? 2 : 1;
872 
873 		dev_info->tcp_cache_size = adev->gfx.config.gc_tcp_l1_size;
874 		dev_info->num_sqc_per_wgp = adev->gfx.config.gc_num_sqc_per_wgp;
875 		dev_info->sqc_data_cache_size = adev->gfx.config.gc_l1_data_cache_size_per_sqc;
876 		dev_info->sqc_inst_cache_size = adev->gfx.config.gc_l1_instruction_cache_size_per_sqc;
877 		dev_info->gl1c_cache_size = adev->gfx.config.gc_gl1c_size_per_instance *
878 					    adev->gfx.config.gc_gl1c_per_sa;
879 		dev_info->gl2c_cache_size = adev->gfx.config.gc_gl2c_per_gpu;
880 		dev_info->mall_size = adev->gmc.mall_size;
881 
882 
883 		if (adev->gfx.funcs->get_gfx_shadow_info) {
884 			struct amdgpu_gfx_shadow_info shadow_info;
885 
886 			ret = amdgpu_gfx_get_gfx_shadow_info(adev, &shadow_info);
887 			if (!ret) {
888 				dev_info->shadow_size = shadow_info.shadow_size;
889 				dev_info->shadow_alignment = shadow_info.shadow_alignment;
890 				dev_info->csa_size = shadow_info.csa_size;
891 				dev_info->csa_alignment = shadow_info.csa_alignment;
892 			}
893 		}
894 
895 		ret = copy_to_user(out, dev_info,
896 				   min((size_t)size, sizeof(*dev_info))) ? -EFAULT : 0;
897 		kfree(dev_info);
898 		return ret;
899 	}
900 	case AMDGPU_INFO_VCE_CLOCK_TABLE: {
901 		unsigned int i;
902 		struct drm_amdgpu_info_vce_clock_table vce_clk_table = {};
903 		struct amd_vce_state *vce_state;
904 
905 		for (i = 0; i < AMDGPU_VCE_CLOCK_TABLE_ENTRIES; i++) {
906 			vce_state = amdgpu_dpm_get_vce_clock_state(adev, i);
907 			if (vce_state) {
908 				vce_clk_table.entries[i].sclk = vce_state->sclk;
909 				vce_clk_table.entries[i].mclk = vce_state->mclk;
910 				vce_clk_table.entries[i].eclk = vce_state->evclk;
911 				vce_clk_table.num_valid_entries++;
912 			}
913 		}
914 
915 		return copy_to_user(out, &vce_clk_table,
916 				    min((size_t)size, sizeof(vce_clk_table))) ? -EFAULT : 0;
917 	}
918 	case AMDGPU_INFO_VBIOS: {
919 		uint32_t bios_size = adev->bios_size;
920 
921 		switch (info->vbios_info.type) {
922 		case AMDGPU_INFO_VBIOS_SIZE:
923 			return copy_to_user(out, &bios_size,
924 					min((size_t)size, sizeof(bios_size)))
925 					? -EFAULT : 0;
926 		case AMDGPU_INFO_VBIOS_IMAGE: {
927 			uint8_t *bios;
928 			uint32_t bios_offset = info->vbios_info.offset;
929 
930 			if (bios_offset >= bios_size)
931 				return -EINVAL;
932 
933 			bios = adev->bios + bios_offset;
934 			return copy_to_user(out, bios,
935 					    min((size_t)size, (size_t)(bios_size - bios_offset)))
936 					? -EFAULT : 0;
937 		}
938 		case AMDGPU_INFO_VBIOS_INFO: {
939 			struct drm_amdgpu_info_vbios vbios_info = {};
940 			struct atom_context *atom_context;
941 
942 			atom_context = adev->mode_info.atom_context;
943 			if (atom_context) {
944 				memcpy(vbios_info.name, atom_context->name,
945 				       sizeof(atom_context->name));
946 				memcpy(vbios_info.vbios_pn, atom_context->vbios_pn,
947 				       sizeof(atom_context->vbios_pn));
948 				vbios_info.version = atom_context->version;
949 				memcpy(vbios_info.vbios_ver_str, atom_context->vbios_ver_str,
950 				       sizeof(atom_context->vbios_ver_str));
951 				memcpy(vbios_info.date, atom_context->date,
952 				       sizeof(atom_context->date));
953 			}
954 
955 			return copy_to_user(out, &vbios_info,
956 						min((size_t)size, sizeof(vbios_info))) ? -EFAULT : 0;
957 		}
958 		default:
959 			DRM_DEBUG_KMS("Invalid request %d\n",
960 					info->vbios_info.type);
961 			return -EINVAL;
962 		}
963 	}
964 	case AMDGPU_INFO_NUM_HANDLES: {
965 		struct drm_amdgpu_info_num_handles handle;
966 
967 		switch (info->query_hw_ip.type) {
968 		case AMDGPU_HW_IP_UVD:
969 			/* Starting Polaris, we support unlimited UVD handles */
970 			if (adev->asic_type < CHIP_POLARIS10) {
971 				handle.uvd_max_handles = adev->uvd.max_handles;
972 				handle.uvd_used_handles = amdgpu_uvd_used_handles(adev);
973 
974 				return copy_to_user(out, &handle,
975 					min((size_t)size, sizeof(handle))) ? -EFAULT : 0;
976 			} else {
977 				return -ENODATA;
978 			}
979 
980 			break;
981 		default:
982 			return -EINVAL;
983 		}
984 	}
985 	case AMDGPU_INFO_SENSOR: {
986 		if (!adev->pm.dpm_enabled)
987 			return -ENOENT;
988 
989 		switch (info->sensor_info.type) {
990 		case AMDGPU_INFO_SENSOR_GFX_SCLK:
991 			/* get sclk in Mhz */
992 			if (amdgpu_dpm_read_sensor(adev,
993 						   AMDGPU_PP_SENSOR_GFX_SCLK,
994 						   (void *)&ui32, &ui32_size)) {
995 				return -EINVAL;
996 			}
997 			ui32 /= 100;
998 			break;
999 		case AMDGPU_INFO_SENSOR_GFX_MCLK:
1000 			/* get mclk in Mhz */
1001 			if (amdgpu_dpm_read_sensor(adev,
1002 						   AMDGPU_PP_SENSOR_GFX_MCLK,
1003 						   (void *)&ui32, &ui32_size)) {
1004 				return -EINVAL;
1005 			}
1006 			ui32 /= 100;
1007 			break;
1008 		case AMDGPU_INFO_SENSOR_GPU_TEMP:
1009 			/* get temperature in millidegrees C */
1010 			if (amdgpu_dpm_read_sensor(adev,
1011 						   AMDGPU_PP_SENSOR_GPU_TEMP,
1012 						   (void *)&ui32, &ui32_size)) {
1013 				return -EINVAL;
1014 			}
1015 			break;
1016 		case AMDGPU_INFO_SENSOR_GPU_LOAD:
1017 			/* get GPU load */
1018 			if (amdgpu_dpm_read_sensor(adev,
1019 						   AMDGPU_PP_SENSOR_GPU_LOAD,
1020 						   (void *)&ui32, &ui32_size)) {
1021 				return -EINVAL;
1022 			}
1023 			break;
1024 		case AMDGPU_INFO_SENSOR_GPU_AVG_POWER:
1025 			/* get average GPU power */
1026 			if (amdgpu_dpm_read_sensor(adev,
1027 						   AMDGPU_PP_SENSOR_GPU_AVG_POWER,
1028 						   (void *)&ui32, &ui32_size)) {
1029 				/* fall back to input power for backwards compat */
1030 				if (amdgpu_dpm_read_sensor(adev,
1031 							   AMDGPU_PP_SENSOR_GPU_INPUT_POWER,
1032 							   (void *)&ui32, &ui32_size)) {
1033 					return -EINVAL;
1034 				}
1035 			}
1036 			ui32 >>= 8;
1037 			break;
1038 		case AMDGPU_INFO_SENSOR_VDDNB:
1039 			/* get VDDNB in millivolts */
1040 			if (amdgpu_dpm_read_sensor(adev,
1041 						   AMDGPU_PP_SENSOR_VDDNB,
1042 						   (void *)&ui32, &ui32_size)) {
1043 				return -EINVAL;
1044 			}
1045 			break;
1046 		case AMDGPU_INFO_SENSOR_VDDGFX:
1047 			/* get VDDGFX in millivolts */
1048 			if (amdgpu_dpm_read_sensor(adev,
1049 						   AMDGPU_PP_SENSOR_VDDGFX,
1050 						   (void *)&ui32, &ui32_size)) {
1051 				return -EINVAL;
1052 			}
1053 			break;
1054 		case AMDGPU_INFO_SENSOR_STABLE_PSTATE_GFX_SCLK:
1055 			/* get stable pstate sclk in Mhz */
1056 			if (amdgpu_dpm_read_sensor(adev,
1057 						   AMDGPU_PP_SENSOR_STABLE_PSTATE_SCLK,
1058 						   (void *)&ui32, &ui32_size)) {
1059 				return -EINVAL;
1060 			}
1061 			ui32 /= 100;
1062 			break;
1063 		case AMDGPU_INFO_SENSOR_STABLE_PSTATE_GFX_MCLK:
1064 			/* get stable pstate mclk in Mhz */
1065 			if (amdgpu_dpm_read_sensor(adev,
1066 						   AMDGPU_PP_SENSOR_STABLE_PSTATE_MCLK,
1067 						   (void *)&ui32, &ui32_size)) {
1068 				return -EINVAL;
1069 			}
1070 			ui32 /= 100;
1071 			break;
1072 		case AMDGPU_INFO_SENSOR_PEAK_PSTATE_GFX_SCLK:
1073 			/* get peak pstate sclk in Mhz */
1074 			if (amdgpu_dpm_read_sensor(adev,
1075 						   AMDGPU_PP_SENSOR_PEAK_PSTATE_SCLK,
1076 						   (void *)&ui32, &ui32_size)) {
1077 				return -EINVAL;
1078 			}
1079 			ui32 /= 100;
1080 			break;
1081 		case AMDGPU_INFO_SENSOR_PEAK_PSTATE_GFX_MCLK:
1082 			/* get peak pstate mclk in Mhz */
1083 			if (amdgpu_dpm_read_sensor(adev,
1084 						   AMDGPU_PP_SENSOR_PEAK_PSTATE_MCLK,
1085 						   (void *)&ui32, &ui32_size)) {
1086 				return -EINVAL;
1087 			}
1088 			ui32 /= 100;
1089 			break;
1090 		default:
1091 			DRM_DEBUG_KMS("Invalid request %d\n",
1092 				      info->sensor_info.type);
1093 			return -EINVAL;
1094 		}
1095 		return copy_to_user(out, &ui32, min(size, 4u)) ? -EFAULT : 0;
1096 	}
1097 	case AMDGPU_INFO_VRAM_LOST_COUNTER:
1098 		ui32 = atomic_read(&adev->vram_lost_counter);
1099 		return copy_to_user(out, &ui32, min(size, 4u)) ? -EFAULT : 0;
1100 	case AMDGPU_INFO_RAS_ENABLED_FEATURES: {
1101 		struct amdgpu_ras *ras = amdgpu_ras_get_context(adev);
1102 		uint64_t ras_mask;
1103 
1104 		if (!ras)
1105 			return -EINVAL;
1106 		ras_mask = (uint64_t)adev->ras_enabled << 32 | ras->features;
1107 
1108 		return copy_to_user(out, &ras_mask,
1109 				min_t(u64, size, sizeof(ras_mask))) ?
1110 			-EFAULT : 0;
1111 	}
1112 	case AMDGPU_INFO_VIDEO_CAPS: {
1113 		const struct amdgpu_video_codecs *codecs;
1114 		struct drm_amdgpu_info_video_caps *caps;
1115 		int r;
1116 
1117 		if (!adev->asic_funcs->query_video_codecs)
1118 			return -EINVAL;
1119 
1120 		switch (info->video_cap.type) {
1121 		case AMDGPU_INFO_VIDEO_CAPS_DECODE:
1122 			r = amdgpu_asic_query_video_codecs(adev, false, &codecs);
1123 			if (r)
1124 				return -EINVAL;
1125 			break;
1126 		case AMDGPU_INFO_VIDEO_CAPS_ENCODE:
1127 			r = amdgpu_asic_query_video_codecs(adev, true, &codecs);
1128 			if (r)
1129 				return -EINVAL;
1130 			break;
1131 		default:
1132 			DRM_DEBUG_KMS("Invalid request %d\n",
1133 				      info->video_cap.type);
1134 			return -EINVAL;
1135 		}
1136 
1137 		caps = kzalloc(sizeof(*caps), GFP_KERNEL);
1138 		if (!caps)
1139 			return -ENOMEM;
1140 
1141 		for (i = 0; i < codecs->codec_count; i++) {
1142 			int idx = codecs->codec_array[i].codec_type;
1143 
1144 			switch (idx) {
1145 			case AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_MPEG2:
1146 			case AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_MPEG4:
1147 			case AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_VC1:
1148 			case AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_MPEG4_AVC:
1149 			case AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_HEVC:
1150 			case AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_JPEG:
1151 			case AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_VP9:
1152 			case AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_AV1:
1153 				caps->codec_info[idx].valid = 1;
1154 				caps->codec_info[idx].max_width =
1155 					codecs->codec_array[i].max_width;
1156 				caps->codec_info[idx].max_height =
1157 					codecs->codec_array[i].max_height;
1158 				caps->codec_info[idx].max_pixels_per_frame =
1159 					codecs->codec_array[i].max_pixels_per_frame;
1160 				caps->codec_info[idx].max_level =
1161 					codecs->codec_array[i].max_level;
1162 				break;
1163 			default:
1164 				break;
1165 			}
1166 		}
1167 		r = copy_to_user(out, caps,
1168 				 min((size_t)size, sizeof(*caps))) ? -EFAULT : 0;
1169 		kfree(caps);
1170 		return r;
1171 	}
1172 	case AMDGPU_INFO_MAX_IBS: {
1173 		uint32_t max_ibs[AMDGPU_HW_IP_NUM];
1174 
1175 		for (i = 0; i < AMDGPU_HW_IP_NUM; ++i)
1176 			max_ibs[i] = amdgpu_ring_max_ibs(i);
1177 
1178 		return copy_to_user(out, max_ibs,
1179 				    min((size_t)size, sizeof(max_ibs))) ? -EFAULT : 0;
1180 	}
1181 	default:
1182 		DRM_DEBUG_KMS("Invalid request %d\n", info->query);
1183 		return -EINVAL;
1184 	}
1185 	return 0;
1186 }
1187 
1188 
1189 /*
1190  * Outdated mess for old drm with Xorg being in charge (void function now).
1191  */
1192 /**
1193  * amdgpu_driver_lastclose_kms - drm callback for last close
1194  *
1195  * @dev: drm dev pointer
1196  *
1197  * Switch vga_switcheroo state after last close (all asics).
1198  */
amdgpu_driver_lastclose_kms(struct drm_device * dev)1199 void amdgpu_driver_lastclose_kms(struct drm_device *dev)
1200 {
1201 	drm_fb_helper_lastclose(dev);
1202 	vga_switcheroo_process_delayed_switch();
1203 }
1204 
1205 /**
1206  * amdgpu_driver_open_kms - drm callback for open
1207  *
1208  * @dev: drm dev pointer
1209  * @file_priv: drm file
1210  *
1211  * On device open, init vm on cayman+ (all asics).
1212  * Returns 0 on success, error on failure.
1213  */
amdgpu_driver_open_kms(struct drm_device * dev,struct drm_file * file_priv)1214 int amdgpu_driver_open_kms(struct drm_device *dev, struct drm_file *file_priv)
1215 {
1216 	struct amdgpu_device *adev = drm_to_adev(dev);
1217 	struct amdgpu_fpriv *fpriv;
1218 	int r, pasid;
1219 
1220 	/* Ensure IB tests are run on ring */
1221 	flush_delayed_work(&adev->delayed_init_work);
1222 
1223 
1224 	if (amdgpu_ras_intr_triggered()) {
1225 		DRM_ERROR("RAS Intr triggered, device disabled!!");
1226 		return -EHWPOISON;
1227 	}
1228 
1229 	file_priv->driver_priv = NULL;
1230 
1231 	r = pm_runtime_get_sync(dev->dev);
1232 	if (r < 0)
1233 		goto pm_put;
1234 
1235 	fpriv = kzalloc(sizeof(*fpriv), GFP_KERNEL);
1236 	if (unlikely(!fpriv)) {
1237 		r = -ENOMEM;
1238 		goto out_suspend;
1239 	}
1240 
1241 	pasid = amdgpu_pasid_alloc(16);
1242 	if (pasid < 0) {
1243 		dev_warn(adev->dev, "No more PASIDs available!");
1244 		pasid = 0;
1245 	}
1246 
1247 	r = amdgpu_xcp_open_device(adev, fpriv, file_priv);
1248 	if (r)
1249 		goto error_pasid;
1250 
1251 	r = amdgpu_vm_init(adev, &fpriv->vm, fpriv->xcp_id);
1252 	if (r)
1253 		goto error_pasid;
1254 
1255 	r = amdgpu_vm_set_pasid(adev, &fpriv->vm, pasid);
1256 	if (r)
1257 		goto error_vm;
1258 
1259 	fpriv->prt_va = amdgpu_vm_bo_add(adev, &fpriv->vm, NULL);
1260 	if (!fpriv->prt_va) {
1261 		r = -ENOMEM;
1262 		goto error_vm;
1263 	}
1264 
1265 	if (adev->gfx.mcbp) {
1266 		uint64_t csa_addr = amdgpu_csa_vaddr(adev) & AMDGPU_GMC_HOLE_MASK;
1267 
1268 		r = amdgpu_map_static_csa(adev, &fpriv->vm, adev->virt.csa_obj,
1269 						&fpriv->csa_va, csa_addr, AMDGPU_CSA_SIZE);
1270 		if (r)
1271 			goto error_vm;
1272 	}
1273 
1274 	mutex_init(&fpriv->bo_list_lock);
1275 	idr_init_base(&fpriv->bo_list_handles, 1);
1276 
1277 	amdgpu_ctx_mgr_init(&fpriv->ctx_mgr, adev);
1278 
1279 	file_priv->driver_priv = fpriv;
1280 	goto out_suspend;
1281 
1282 error_vm:
1283 	amdgpu_vm_fini(adev, &fpriv->vm);
1284 
1285 error_pasid:
1286 	if (pasid) {
1287 		amdgpu_pasid_free(pasid);
1288 		amdgpu_vm_set_pasid(adev, &fpriv->vm, 0);
1289 	}
1290 
1291 	kfree(fpriv);
1292 
1293 out_suspend:
1294 	pm_runtime_mark_last_busy(dev->dev);
1295 pm_put:
1296 	pm_runtime_put_autosuspend(dev->dev);
1297 
1298 	return r;
1299 }
1300 
1301 /**
1302  * amdgpu_driver_postclose_kms - drm callback for post close
1303  *
1304  * @dev: drm dev pointer
1305  * @file_priv: drm file
1306  *
1307  * On device post close, tear down vm on cayman+ (all asics).
1308  */
amdgpu_driver_postclose_kms(struct drm_device * dev,struct drm_file * file_priv)1309 void amdgpu_driver_postclose_kms(struct drm_device *dev,
1310 				 struct drm_file *file_priv)
1311 {
1312 	struct amdgpu_device *adev = drm_to_adev(dev);
1313 	struct amdgpu_fpriv *fpriv = file_priv->driver_priv;
1314 	struct amdgpu_bo_list *list;
1315 	struct amdgpu_bo *pd;
1316 	u32 pasid;
1317 	int handle;
1318 
1319 	if (!fpriv)
1320 		return;
1321 
1322 	pm_runtime_get_sync(dev->dev);
1323 
1324 	if (amdgpu_device_ip_get_ip_block(adev, AMD_IP_BLOCK_TYPE_UVD) != NULL)
1325 		amdgpu_uvd_free_handles(adev, file_priv);
1326 	if (amdgpu_device_ip_get_ip_block(adev, AMD_IP_BLOCK_TYPE_VCE) != NULL)
1327 		amdgpu_vce_free_handles(adev, file_priv);
1328 
1329 	if (fpriv->csa_va) {
1330 		uint64_t csa_addr = amdgpu_csa_vaddr(adev) & AMDGPU_GMC_HOLE_MASK;
1331 
1332 		WARN_ON(amdgpu_unmap_static_csa(adev, &fpriv->vm, adev->virt.csa_obj,
1333 						fpriv->csa_va, csa_addr));
1334 		fpriv->csa_va = NULL;
1335 	}
1336 
1337 	pasid = fpriv->vm.pasid;
1338 	pd = amdgpu_bo_ref(fpriv->vm.root.bo);
1339 	if (!WARN_ON(amdgpu_bo_reserve(pd, true))) {
1340 		amdgpu_vm_bo_del(adev, fpriv->prt_va);
1341 		amdgpu_bo_unreserve(pd);
1342 	}
1343 
1344 	amdgpu_ctx_mgr_fini(&fpriv->ctx_mgr);
1345 	amdgpu_vm_fini(adev, &fpriv->vm);
1346 
1347 	if (pasid)
1348 		amdgpu_pasid_free_delayed(pd->tbo.base.resv, pasid);
1349 	amdgpu_bo_unref(&pd);
1350 
1351 	idr_for_each_entry(&fpriv->bo_list_handles, list, handle)
1352 		amdgpu_bo_list_put(list);
1353 
1354 	idr_destroy(&fpriv->bo_list_handles);
1355 	mutex_destroy(&fpriv->bo_list_lock);
1356 
1357 	kfree(fpriv);
1358 	file_priv->driver_priv = NULL;
1359 
1360 	pm_runtime_mark_last_busy(dev->dev);
1361 	pm_runtime_put_autosuspend(dev->dev);
1362 }
1363 
1364 
amdgpu_driver_release_kms(struct drm_device * dev)1365 void amdgpu_driver_release_kms(struct drm_device *dev)
1366 {
1367 	struct amdgpu_device *adev = drm_to_adev(dev);
1368 
1369 	amdgpu_device_fini_sw(adev);
1370 	pci_set_drvdata(adev->pdev, NULL);
1371 }
1372 
1373 /*
1374  * VBlank related functions.
1375  */
1376 /**
1377  * amdgpu_get_vblank_counter_kms - get frame count
1378  *
1379  * @crtc: crtc to get the frame count from
1380  *
1381  * Gets the frame count on the requested crtc (all asics).
1382  * Returns frame count on success, -EINVAL on failure.
1383  */
amdgpu_get_vblank_counter_kms(struct drm_crtc * crtc)1384 u32 amdgpu_get_vblank_counter_kms(struct drm_crtc *crtc)
1385 {
1386 	struct drm_device *dev = crtc->dev;
1387 	unsigned int pipe = crtc->index;
1388 	struct amdgpu_device *adev = drm_to_adev(dev);
1389 	int vpos, hpos, stat;
1390 	u32 count;
1391 
1392 	if (pipe >= adev->mode_info.num_crtc) {
1393 		DRM_ERROR("Invalid crtc %u\n", pipe);
1394 		return -EINVAL;
1395 	}
1396 
1397 	/* The hw increments its frame counter at start of vsync, not at start
1398 	 * of vblank, as is required by DRM core vblank counter handling.
1399 	 * Cook the hw count here to make it appear to the caller as if it
1400 	 * incremented at start of vblank. We measure distance to start of
1401 	 * vblank in vpos. vpos therefore will be >= 0 between start of vblank
1402 	 * and start of vsync, so vpos >= 0 means to bump the hw frame counter
1403 	 * result by 1 to give the proper appearance to caller.
1404 	 */
1405 	if (adev->mode_info.crtcs[pipe]) {
1406 		/* Repeat readout if needed to provide stable result if
1407 		 * we cross start of vsync during the queries.
1408 		 */
1409 		do {
1410 			count = amdgpu_display_vblank_get_counter(adev, pipe);
1411 			/* Ask amdgpu_display_get_crtc_scanoutpos to return
1412 			 * vpos as distance to start of vblank, instead of
1413 			 * regular vertical scanout pos.
1414 			 */
1415 			stat = amdgpu_display_get_crtc_scanoutpos(
1416 				dev, pipe, GET_DISTANCE_TO_VBLANKSTART,
1417 				&vpos, &hpos, NULL, NULL,
1418 				&adev->mode_info.crtcs[pipe]->base.hwmode);
1419 		} while (count != amdgpu_display_vblank_get_counter(adev, pipe));
1420 
1421 		if (((stat & (DRM_SCANOUTPOS_VALID | DRM_SCANOUTPOS_ACCURATE)) !=
1422 		    (DRM_SCANOUTPOS_VALID | DRM_SCANOUTPOS_ACCURATE))) {
1423 			DRM_DEBUG_VBL("Query failed! stat %d\n", stat);
1424 		} else {
1425 			DRM_DEBUG_VBL("crtc %d: dist from vblank start %d\n",
1426 				      pipe, vpos);
1427 
1428 			/* Bump counter if we are at >= leading edge of vblank,
1429 			 * but before vsync where vpos would turn negative and
1430 			 * the hw counter really increments.
1431 			 */
1432 			if (vpos >= 0)
1433 				count++;
1434 		}
1435 	} else {
1436 		/* Fallback to use value as is. */
1437 		count = amdgpu_display_vblank_get_counter(adev, pipe);
1438 		DRM_DEBUG_VBL("NULL mode info! Returned count may be wrong.\n");
1439 	}
1440 
1441 	return count;
1442 }
1443 
1444 /**
1445  * amdgpu_enable_vblank_kms - enable vblank interrupt
1446  *
1447  * @crtc: crtc to enable vblank interrupt for
1448  *
1449  * Enable the interrupt on the requested crtc (all asics).
1450  * Returns 0 on success, -EINVAL on failure.
1451  */
amdgpu_enable_vblank_kms(struct drm_crtc * crtc)1452 int amdgpu_enable_vblank_kms(struct drm_crtc *crtc)
1453 {
1454 	struct drm_device *dev = crtc->dev;
1455 	unsigned int pipe = crtc->index;
1456 	struct amdgpu_device *adev = drm_to_adev(dev);
1457 	int idx = amdgpu_display_crtc_idx_to_irq_type(adev, pipe);
1458 
1459 	return amdgpu_irq_get(adev, &adev->crtc_irq, idx);
1460 }
1461 
1462 /**
1463  * amdgpu_disable_vblank_kms - disable vblank interrupt
1464  *
1465  * @crtc: crtc to disable vblank interrupt for
1466  *
1467  * Disable the interrupt on the requested crtc (all asics).
1468  */
amdgpu_disable_vblank_kms(struct drm_crtc * crtc)1469 void amdgpu_disable_vblank_kms(struct drm_crtc *crtc)
1470 {
1471 	struct drm_device *dev = crtc->dev;
1472 	unsigned int pipe = crtc->index;
1473 	struct amdgpu_device *adev = drm_to_adev(dev);
1474 	int idx = amdgpu_display_crtc_idx_to_irq_type(adev, pipe);
1475 
1476 	amdgpu_irq_put(adev, &adev->crtc_irq, idx);
1477 }
1478 
1479 /*
1480  * Debugfs info
1481  */
1482 #if defined(CONFIG_DEBUG_FS)
1483 
amdgpu_debugfs_firmware_info_show(struct seq_file * m,void * unused)1484 static int amdgpu_debugfs_firmware_info_show(struct seq_file *m, void *unused)
1485 {
1486 	struct amdgpu_device *adev = m->private;
1487 	struct drm_amdgpu_info_firmware fw_info;
1488 	struct drm_amdgpu_query_fw query_fw;
1489 	struct atom_context *ctx = adev->mode_info.atom_context;
1490 	uint8_t smu_program, smu_major, smu_minor, smu_debug;
1491 	int ret, i;
1492 
1493 	static const char *ta_fw_name[TA_FW_TYPE_MAX_INDEX] = {
1494 #define TA_FW_NAME(type)[TA_FW_TYPE_PSP_##type] = #type
1495 		TA_FW_NAME(XGMI),
1496 		TA_FW_NAME(RAS),
1497 		TA_FW_NAME(HDCP),
1498 		TA_FW_NAME(DTM),
1499 		TA_FW_NAME(RAP),
1500 		TA_FW_NAME(SECUREDISPLAY),
1501 #undef TA_FW_NAME
1502 	};
1503 
1504 	/* VCE */
1505 	query_fw.fw_type = AMDGPU_INFO_FW_VCE;
1506 	ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
1507 	if (ret)
1508 		return ret;
1509 	seq_printf(m, "VCE feature version: %u, firmware version: 0x%08x\n",
1510 		   fw_info.feature, fw_info.ver);
1511 
1512 	/* UVD */
1513 	query_fw.fw_type = AMDGPU_INFO_FW_UVD;
1514 	ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
1515 	if (ret)
1516 		return ret;
1517 	seq_printf(m, "UVD feature version: %u, firmware version: 0x%08x\n",
1518 		   fw_info.feature, fw_info.ver);
1519 
1520 	/* GMC */
1521 	query_fw.fw_type = AMDGPU_INFO_FW_GMC;
1522 	ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
1523 	if (ret)
1524 		return ret;
1525 	seq_printf(m, "MC feature version: %u, firmware version: 0x%08x\n",
1526 		   fw_info.feature, fw_info.ver);
1527 
1528 	/* ME */
1529 	query_fw.fw_type = AMDGPU_INFO_FW_GFX_ME;
1530 	ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
1531 	if (ret)
1532 		return ret;
1533 	seq_printf(m, "ME feature version: %u, firmware version: 0x%08x\n",
1534 		   fw_info.feature, fw_info.ver);
1535 
1536 	/* PFP */
1537 	query_fw.fw_type = AMDGPU_INFO_FW_GFX_PFP;
1538 	ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
1539 	if (ret)
1540 		return ret;
1541 	seq_printf(m, "PFP feature version: %u, firmware version: 0x%08x\n",
1542 		   fw_info.feature, fw_info.ver);
1543 
1544 	/* CE */
1545 	query_fw.fw_type = AMDGPU_INFO_FW_GFX_CE;
1546 	ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
1547 	if (ret)
1548 		return ret;
1549 	seq_printf(m, "CE feature version: %u, firmware version: 0x%08x\n",
1550 		   fw_info.feature, fw_info.ver);
1551 
1552 	/* RLC */
1553 	query_fw.fw_type = AMDGPU_INFO_FW_GFX_RLC;
1554 	ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
1555 	if (ret)
1556 		return ret;
1557 	seq_printf(m, "RLC feature version: %u, firmware version: 0x%08x\n",
1558 		   fw_info.feature, fw_info.ver);
1559 
1560 	/* RLC SAVE RESTORE LIST CNTL */
1561 	query_fw.fw_type = AMDGPU_INFO_FW_GFX_RLC_RESTORE_LIST_CNTL;
1562 	ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
1563 	if (ret)
1564 		return ret;
1565 	seq_printf(m, "RLC SRLC feature version: %u, firmware version: 0x%08x\n",
1566 		   fw_info.feature, fw_info.ver);
1567 
1568 	/* RLC SAVE RESTORE LIST GPM MEM */
1569 	query_fw.fw_type = AMDGPU_INFO_FW_GFX_RLC_RESTORE_LIST_GPM_MEM;
1570 	ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
1571 	if (ret)
1572 		return ret;
1573 	seq_printf(m, "RLC SRLG feature version: %u, firmware version: 0x%08x\n",
1574 		   fw_info.feature, fw_info.ver);
1575 
1576 	/* RLC SAVE RESTORE LIST SRM MEM */
1577 	query_fw.fw_type = AMDGPU_INFO_FW_GFX_RLC_RESTORE_LIST_SRM_MEM;
1578 	ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
1579 	if (ret)
1580 		return ret;
1581 	seq_printf(m, "RLC SRLS feature version: %u, firmware version: 0x%08x\n",
1582 		   fw_info.feature, fw_info.ver);
1583 
1584 	/* RLCP */
1585 	query_fw.fw_type = AMDGPU_INFO_FW_GFX_RLCP;
1586 	ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
1587 	if (ret)
1588 		return ret;
1589 	seq_printf(m, "RLCP feature version: %u, firmware version: 0x%08x\n",
1590 		   fw_info.feature, fw_info.ver);
1591 
1592 	/* RLCV */
1593 	query_fw.fw_type = AMDGPU_INFO_FW_GFX_RLCV;
1594 	ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
1595 	if (ret)
1596 		return ret;
1597 	seq_printf(m, "RLCV feature version: %u, firmware version: 0x%08x\n",
1598 		   fw_info.feature, fw_info.ver);
1599 
1600 	/* MEC */
1601 	query_fw.fw_type = AMDGPU_INFO_FW_GFX_MEC;
1602 	query_fw.index = 0;
1603 	ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
1604 	if (ret)
1605 		return ret;
1606 	seq_printf(m, "MEC feature version: %u, firmware version: 0x%08x\n",
1607 		   fw_info.feature, fw_info.ver);
1608 
1609 	/* MEC2 */
1610 	if (adev->gfx.mec2_fw) {
1611 		query_fw.index = 1;
1612 		ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
1613 		if (ret)
1614 			return ret;
1615 		seq_printf(m, "MEC2 feature version: %u, firmware version: 0x%08x\n",
1616 			   fw_info.feature, fw_info.ver);
1617 	}
1618 
1619 	/* IMU */
1620 	query_fw.fw_type = AMDGPU_INFO_FW_IMU;
1621 	query_fw.index = 0;
1622 	ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
1623 	if (ret)
1624 		return ret;
1625 	seq_printf(m, "IMU feature version: %u, firmware version: 0x%08x\n",
1626 		   fw_info.feature, fw_info.ver);
1627 
1628 	/* PSP SOS */
1629 	query_fw.fw_type = AMDGPU_INFO_FW_SOS;
1630 	ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
1631 	if (ret)
1632 		return ret;
1633 	seq_printf(m, "SOS feature version: %u, firmware version: 0x%08x\n",
1634 		   fw_info.feature, fw_info.ver);
1635 
1636 
1637 	/* PSP ASD */
1638 	query_fw.fw_type = AMDGPU_INFO_FW_ASD;
1639 	ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
1640 	if (ret)
1641 		return ret;
1642 	seq_printf(m, "ASD feature version: %u, firmware version: 0x%08x\n",
1643 		   fw_info.feature, fw_info.ver);
1644 
1645 	query_fw.fw_type = AMDGPU_INFO_FW_TA;
1646 	for (i = TA_FW_TYPE_PSP_XGMI; i < TA_FW_TYPE_MAX_INDEX; i++) {
1647 		query_fw.index = i;
1648 		ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
1649 		if (ret)
1650 			continue;
1651 
1652 		seq_printf(m, "TA %s feature version: 0x%08x, firmware version: 0x%08x\n",
1653 			   ta_fw_name[i], fw_info.feature, fw_info.ver);
1654 	}
1655 
1656 	/* SMC */
1657 	query_fw.fw_type = AMDGPU_INFO_FW_SMC;
1658 	ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
1659 	if (ret)
1660 		return ret;
1661 	smu_program = (fw_info.ver >> 24) & 0xff;
1662 	smu_major = (fw_info.ver >> 16) & 0xff;
1663 	smu_minor = (fw_info.ver >> 8) & 0xff;
1664 	smu_debug = (fw_info.ver >> 0) & 0xff;
1665 	seq_printf(m, "SMC feature version: %u, program: %d, firmware version: 0x%08x (%d.%d.%d)\n",
1666 		   fw_info.feature, smu_program, fw_info.ver, smu_major, smu_minor, smu_debug);
1667 
1668 	/* SDMA */
1669 	query_fw.fw_type = AMDGPU_INFO_FW_SDMA;
1670 	for (i = 0; i < adev->sdma.num_instances; i++) {
1671 		query_fw.index = i;
1672 		ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
1673 		if (ret)
1674 			return ret;
1675 		seq_printf(m, "SDMA%d feature version: %u, firmware version: 0x%08x\n",
1676 			   i, fw_info.feature, fw_info.ver);
1677 	}
1678 
1679 	/* VCN */
1680 	query_fw.fw_type = AMDGPU_INFO_FW_VCN;
1681 	ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
1682 	if (ret)
1683 		return ret;
1684 	seq_printf(m, "VCN feature version: %u, firmware version: 0x%08x\n",
1685 		   fw_info.feature, fw_info.ver);
1686 
1687 	/* DMCU */
1688 	query_fw.fw_type = AMDGPU_INFO_FW_DMCU;
1689 	ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
1690 	if (ret)
1691 		return ret;
1692 	seq_printf(m, "DMCU feature version: %u, firmware version: 0x%08x\n",
1693 		   fw_info.feature, fw_info.ver);
1694 
1695 	/* DMCUB */
1696 	query_fw.fw_type = AMDGPU_INFO_FW_DMCUB;
1697 	ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
1698 	if (ret)
1699 		return ret;
1700 	seq_printf(m, "DMCUB feature version: %u, firmware version: 0x%08x\n",
1701 		   fw_info.feature, fw_info.ver);
1702 
1703 	/* TOC */
1704 	query_fw.fw_type = AMDGPU_INFO_FW_TOC;
1705 	ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
1706 	if (ret)
1707 		return ret;
1708 	seq_printf(m, "TOC feature version: %u, firmware version: 0x%08x\n",
1709 		   fw_info.feature, fw_info.ver);
1710 
1711 	/* CAP */
1712 	if (adev->psp.cap_fw) {
1713 		query_fw.fw_type = AMDGPU_INFO_FW_CAP;
1714 		ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
1715 		if (ret)
1716 			return ret;
1717 		seq_printf(m, "CAP feature version: %u, firmware version: 0x%08x\n",
1718 				fw_info.feature, fw_info.ver);
1719 	}
1720 
1721 	/* MES_KIQ */
1722 	query_fw.fw_type = AMDGPU_INFO_FW_MES_KIQ;
1723 	ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
1724 	if (ret)
1725 		return ret;
1726 	seq_printf(m, "MES_KIQ feature version: %u, firmware version: 0x%08x\n",
1727 		   fw_info.feature, fw_info.ver);
1728 
1729 	/* MES */
1730 	query_fw.fw_type = AMDGPU_INFO_FW_MES;
1731 	ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
1732 	if (ret)
1733 		return ret;
1734 	seq_printf(m, "MES feature version: %u, firmware version: 0x%08x\n",
1735 		   fw_info.feature, fw_info.ver);
1736 
1737 	seq_printf(m, "VBIOS version: %s\n", ctx->vbios_pn);
1738 
1739 	return 0;
1740 }
1741 
1742 DEFINE_SHOW_ATTRIBUTE(amdgpu_debugfs_firmware_info);
1743 
1744 #endif
1745 
amdgpu_debugfs_firmware_init(struct amdgpu_device * adev)1746 void amdgpu_debugfs_firmware_init(struct amdgpu_device *adev)
1747 {
1748 #if defined(CONFIG_DEBUG_FS)
1749 	struct drm_minor *minor = adev_to_drm(adev)->primary;
1750 	struct dentry *root = minor->debugfs_root;
1751 
1752 	debugfs_create_file("amdgpu_firmware_info", 0444, root,
1753 			    adev, &amdgpu_debugfs_firmware_info_fops);
1754 
1755 #endif
1756 }
1757