xref: /openbmc/linux/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c (revision c8cefb99fc811304fff9590677994531ff0ac992)
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 
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  */
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 
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  */
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 
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 
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 			if (adev->jpeg.inst[i].ring_dec.sched.ready)
466 				++num_rings;
467 		}
468 		ib_start_alignment = 16;
469 		ib_size_alignment = 16;
470 		break;
471 	default:
472 		return -EINVAL;
473 	}
474 
475 	for (i = 0; i < adev->num_ip_blocks; i++)
476 		if (adev->ip_blocks[i].version->type == type &&
477 		    adev->ip_blocks[i].status.valid)
478 			break;
479 
480 	if (i == adev->num_ip_blocks)
481 		return 0;
482 
483 	num_rings = min(amdgpu_ctx_num_entities[info->query_hw_ip.type],
484 			num_rings);
485 
486 	result->hw_ip_version_major = adev->ip_blocks[i].version->major;
487 	result->hw_ip_version_minor = adev->ip_blocks[i].version->minor;
488 
489 	if (adev->asic_type >= CHIP_VEGA10) {
490 		switch (type) {
491 		case AMD_IP_BLOCK_TYPE_GFX:
492 			result->ip_discovery_version = adev->ip_versions[GC_HWIP][0];
493 			break;
494 		case AMD_IP_BLOCK_TYPE_SDMA:
495 			result->ip_discovery_version = adev->ip_versions[SDMA0_HWIP][0];
496 			break;
497 		case AMD_IP_BLOCK_TYPE_UVD:
498 		case AMD_IP_BLOCK_TYPE_VCN:
499 		case AMD_IP_BLOCK_TYPE_JPEG:
500 			result->ip_discovery_version = adev->ip_versions[UVD_HWIP][0];
501 			break;
502 		case AMD_IP_BLOCK_TYPE_VCE:
503 			result->ip_discovery_version = adev->ip_versions[VCE_HWIP][0];
504 			break;
505 		default:
506 			result->ip_discovery_version = 0;
507 			break;
508 		}
509 	} else {
510 		result->ip_discovery_version = 0;
511 	}
512 	result->capabilities_flags = 0;
513 	result->available_rings = (1 << num_rings) - 1;
514 	result->ib_start_alignment = ib_start_alignment;
515 	result->ib_size_alignment = ib_size_alignment;
516 	return 0;
517 }
518 
519 /*
520  * Userspace get information ioctl
521  */
522 /**
523  * amdgpu_info_ioctl - answer a device specific request.
524  *
525  * @dev: drm device pointer
526  * @data: request object
527  * @filp: drm filp
528  *
529  * This function is used to pass device specific parameters to the userspace
530  * drivers.  Examples include: pci device id, pipeline parms, tiling params,
531  * etc. (all asics).
532  * Returns 0 on success, -EINVAL on failure.
533  */
534 int amdgpu_info_ioctl(struct drm_device *dev, void *data, struct drm_file *filp)
535 {
536 	struct amdgpu_device *adev = drm_to_adev(dev);
537 	struct drm_amdgpu_info *info = data;
538 	struct amdgpu_mode_info *minfo = &adev->mode_info;
539 	void __user *out = (void __user *)(uintptr_t)info->return_pointer;
540 	uint32_t size = info->return_size;
541 	struct drm_crtc *crtc;
542 	uint32_t ui32 = 0;
543 	uint64_t ui64 = 0;
544 	int i, found;
545 	int ui32_size = sizeof(ui32);
546 
547 	if (!info->return_size || !info->return_pointer)
548 		return -EINVAL;
549 
550 	switch (info->query) {
551 	case AMDGPU_INFO_ACCEL_WORKING:
552 		ui32 = adev->accel_working;
553 		return copy_to_user(out, &ui32, min(size, 4u)) ? -EFAULT : 0;
554 	case AMDGPU_INFO_CRTC_FROM_ID:
555 		for (i = 0, found = 0; i < adev->mode_info.num_crtc; i++) {
556 			crtc = (struct drm_crtc *)minfo->crtcs[i];
557 			if (crtc && crtc->base.id == info->mode_crtc.id) {
558 				struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc);
559 				ui32 = amdgpu_crtc->crtc_id;
560 				found = 1;
561 				break;
562 			}
563 		}
564 		if (!found) {
565 			DRM_DEBUG_KMS("unknown crtc id %d\n", info->mode_crtc.id);
566 			return -EINVAL;
567 		}
568 		return copy_to_user(out, &ui32, min(size, 4u)) ? -EFAULT : 0;
569 	case AMDGPU_INFO_HW_IP_INFO: {
570 		struct drm_amdgpu_info_hw_ip ip = {};
571 		int ret;
572 
573 		ret = amdgpu_hw_ip_info(adev, info, &ip);
574 		if (ret)
575 			return ret;
576 
577 		ret = copy_to_user(out, &ip, min((size_t)size, sizeof(ip)));
578 		return ret ? -EFAULT : 0;
579 	}
580 	case AMDGPU_INFO_HW_IP_COUNT: {
581 		enum amd_ip_block_type type;
582 		uint32_t count = 0;
583 
584 		switch (info->query_hw_ip.type) {
585 		case AMDGPU_HW_IP_GFX:
586 			type = AMD_IP_BLOCK_TYPE_GFX;
587 			break;
588 		case AMDGPU_HW_IP_COMPUTE:
589 			type = AMD_IP_BLOCK_TYPE_GFX;
590 			break;
591 		case AMDGPU_HW_IP_DMA:
592 			type = AMD_IP_BLOCK_TYPE_SDMA;
593 			break;
594 		case AMDGPU_HW_IP_UVD:
595 			type = AMD_IP_BLOCK_TYPE_UVD;
596 			break;
597 		case AMDGPU_HW_IP_VCE:
598 			type = AMD_IP_BLOCK_TYPE_VCE;
599 			break;
600 		case AMDGPU_HW_IP_UVD_ENC:
601 			type = AMD_IP_BLOCK_TYPE_UVD;
602 			break;
603 		case AMDGPU_HW_IP_VCN_DEC:
604 		case AMDGPU_HW_IP_VCN_ENC:
605 			type = AMD_IP_BLOCK_TYPE_VCN;
606 			break;
607 		case AMDGPU_HW_IP_VCN_JPEG:
608 			type = (amdgpu_device_ip_get_ip_block(adev, AMD_IP_BLOCK_TYPE_JPEG)) ?
609 				AMD_IP_BLOCK_TYPE_JPEG : AMD_IP_BLOCK_TYPE_VCN;
610 			break;
611 		default:
612 			return -EINVAL;
613 		}
614 
615 		for (i = 0; i < adev->num_ip_blocks; i++)
616 			if (adev->ip_blocks[i].version->type == type &&
617 			    adev->ip_blocks[i].status.valid &&
618 			    count < AMDGPU_HW_IP_INSTANCE_MAX_COUNT)
619 				count++;
620 
621 		return copy_to_user(out, &count, min(size, 4u)) ? -EFAULT : 0;
622 	}
623 	case AMDGPU_INFO_TIMESTAMP:
624 		ui64 = amdgpu_gfx_get_gpu_clock_counter(adev);
625 		return copy_to_user(out, &ui64, min(size, 8u)) ? -EFAULT : 0;
626 	case AMDGPU_INFO_FW_VERSION: {
627 		struct drm_amdgpu_info_firmware fw_info;
628 		int ret;
629 
630 		/* We only support one instance of each IP block right now. */
631 		if (info->query_fw.ip_instance != 0)
632 			return -EINVAL;
633 
634 		ret = amdgpu_firmware_info(&fw_info, &info->query_fw, adev);
635 		if (ret)
636 			return ret;
637 
638 		return copy_to_user(out, &fw_info,
639 				    min((size_t)size, sizeof(fw_info))) ? -EFAULT : 0;
640 	}
641 	case AMDGPU_INFO_NUM_BYTES_MOVED:
642 		ui64 = atomic64_read(&adev->num_bytes_moved);
643 		return copy_to_user(out, &ui64, min(size, 8u)) ? -EFAULT : 0;
644 	case AMDGPU_INFO_NUM_EVICTIONS:
645 		ui64 = atomic64_read(&adev->num_evictions);
646 		return copy_to_user(out, &ui64, min(size, 8u)) ? -EFAULT : 0;
647 	case AMDGPU_INFO_NUM_VRAM_CPU_PAGE_FAULTS:
648 		ui64 = atomic64_read(&adev->num_vram_cpu_page_faults);
649 		return copy_to_user(out, &ui64, min(size, 8u)) ? -EFAULT : 0;
650 	case AMDGPU_INFO_VRAM_USAGE:
651 		ui64 = ttm_resource_manager_usage(&adev->mman.vram_mgr.manager);
652 		return copy_to_user(out, &ui64, min(size, 8u)) ? -EFAULT : 0;
653 	case AMDGPU_INFO_VIS_VRAM_USAGE:
654 		ui64 = amdgpu_vram_mgr_vis_usage(&adev->mman.vram_mgr);
655 		return copy_to_user(out, &ui64, min(size, 8u)) ? -EFAULT : 0;
656 	case AMDGPU_INFO_GTT_USAGE:
657 		ui64 = ttm_resource_manager_usage(&adev->mman.gtt_mgr.manager);
658 		return copy_to_user(out, &ui64, min(size, 8u)) ? -EFAULT : 0;
659 	case AMDGPU_INFO_GDS_CONFIG: {
660 		struct drm_amdgpu_info_gds gds_info;
661 
662 		memset(&gds_info, 0, sizeof(gds_info));
663 		gds_info.compute_partition_size = adev->gds.gds_size;
664 		gds_info.gds_total_size = adev->gds.gds_size;
665 		gds_info.gws_per_compute_partition = adev->gds.gws_size;
666 		gds_info.oa_per_compute_partition = adev->gds.oa_size;
667 		return copy_to_user(out, &gds_info,
668 				    min((size_t)size, sizeof(gds_info))) ? -EFAULT : 0;
669 	}
670 	case AMDGPU_INFO_VRAM_GTT: {
671 		struct drm_amdgpu_info_vram_gtt vram_gtt;
672 
673 		vram_gtt.vram_size = adev->gmc.real_vram_size -
674 			atomic64_read(&adev->vram_pin_size) -
675 			AMDGPU_VM_RESERVED_VRAM;
676 		vram_gtt.vram_cpu_accessible_size =
677 			min(adev->gmc.visible_vram_size -
678 			    atomic64_read(&adev->visible_pin_size),
679 			    vram_gtt.vram_size);
680 		vram_gtt.gtt_size = ttm_manager_type(&adev->mman.bdev, TTM_PL_TT)->size;
681 		vram_gtt.gtt_size -= atomic64_read(&adev->gart_pin_size);
682 		return copy_to_user(out, &vram_gtt,
683 				    min((size_t)size, sizeof(vram_gtt))) ? -EFAULT : 0;
684 	}
685 	case AMDGPU_INFO_MEMORY: {
686 		struct drm_amdgpu_memory_info mem;
687 		struct ttm_resource_manager *gtt_man =
688 			&adev->mman.gtt_mgr.manager;
689 		struct ttm_resource_manager *vram_man =
690 			&adev->mman.vram_mgr.manager;
691 
692 		memset(&mem, 0, sizeof(mem));
693 		mem.vram.total_heap_size = adev->gmc.real_vram_size;
694 		mem.vram.usable_heap_size = adev->gmc.real_vram_size -
695 			atomic64_read(&adev->vram_pin_size) -
696 			AMDGPU_VM_RESERVED_VRAM;
697 		mem.vram.heap_usage =
698 			ttm_resource_manager_usage(vram_man);
699 		mem.vram.max_allocation = mem.vram.usable_heap_size * 3 / 4;
700 
701 		mem.cpu_accessible_vram.total_heap_size =
702 			adev->gmc.visible_vram_size;
703 		mem.cpu_accessible_vram.usable_heap_size =
704 			min(adev->gmc.visible_vram_size -
705 			    atomic64_read(&adev->visible_pin_size),
706 			    mem.vram.usable_heap_size);
707 		mem.cpu_accessible_vram.heap_usage =
708 			amdgpu_vram_mgr_vis_usage(&adev->mman.vram_mgr);
709 		mem.cpu_accessible_vram.max_allocation =
710 			mem.cpu_accessible_vram.usable_heap_size * 3 / 4;
711 
712 		mem.gtt.total_heap_size = gtt_man->size;
713 		mem.gtt.usable_heap_size = mem.gtt.total_heap_size -
714 			atomic64_read(&adev->gart_pin_size);
715 		mem.gtt.heap_usage = ttm_resource_manager_usage(gtt_man);
716 		mem.gtt.max_allocation = mem.gtt.usable_heap_size * 3 / 4;
717 
718 		return copy_to_user(out, &mem,
719 				    min((size_t)size, sizeof(mem)))
720 				    ? -EFAULT : 0;
721 	}
722 	case AMDGPU_INFO_READ_MMR_REG: {
723 		unsigned n, alloc_size;
724 		uint32_t *regs;
725 		unsigned se_num = (info->read_mmr_reg.instance >>
726 				   AMDGPU_INFO_MMR_SE_INDEX_SHIFT) &
727 				  AMDGPU_INFO_MMR_SE_INDEX_MASK;
728 		unsigned sh_num = (info->read_mmr_reg.instance >>
729 				   AMDGPU_INFO_MMR_SH_INDEX_SHIFT) &
730 				  AMDGPU_INFO_MMR_SH_INDEX_MASK;
731 
732 		/* set full masks if the userspace set all bits
733 		 * in the bitfields */
734 		if (se_num == AMDGPU_INFO_MMR_SE_INDEX_MASK)
735 			se_num = 0xffffffff;
736 		else if (se_num >= AMDGPU_GFX_MAX_SE)
737 			return -EINVAL;
738 		if (sh_num == AMDGPU_INFO_MMR_SH_INDEX_MASK)
739 			sh_num = 0xffffffff;
740 		else if (sh_num >= AMDGPU_GFX_MAX_SH_PER_SE)
741 			return -EINVAL;
742 
743 		if (info->read_mmr_reg.count > 128)
744 			return -EINVAL;
745 
746 		regs = kmalloc_array(info->read_mmr_reg.count, sizeof(*regs), GFP_KERNEL);
747 		if (!regs)
748 			return -ENOMEM;
749 		alloc_size = info->read_mmr_reg.count * sizeof(*regs);
750 
751 		amdgpu_gfx_off_ctrl(adev, false);
752 		for (i = 0; i < info->read_mmr_reg.count; i++) {
753 			if (amdgpu_asic_read_register(adev, se_num, sh_num,
754 						      info->read_mmr_reg.dword_offset + i,
755 						      &regs[i])) {
756 				DRM_DEBUG_KMS("unallowed offset %#x\n",
757 					      info->read_mmr_reg.dword_offset + i);
758 				kfree(regs);
759 				amdgpu_gfx_off_ctrl(adev, true);
760 				return -EFAULT;
761 			}
762 		}
763 		amdgpu_gfx_off_ctrl(adev, true);
764 		n = copy_to_user(out, regs, min(size, alloc_size));
765 		kfree(regs);
766 		return n ? -EFAULT : 0;
767 	}
768 	case AMDGPU_INFO_DEV_INFO: {
769 		struct drm_amdgpu_info_device *dev_info;
770 		uint64_t vm_size;
771 		uint32_t pcie_gen_mask;
772 		int ret;
773 
774 		dev_info = kzalloc(sizeof(*dev_info), GFP_KERNEL);
775 		if (!dev_info)
776 			return -ENOMEM;
777 
778 		dev_info->device_id = adev->pdev->device;
779 		dev_info->chip_rev = adev->rev_id;
780 		dev_info->external_rev = adev->external_rev_id;
781 		dev_info->pci_rev = adev->pdev->revision;
782 		dev_info->family = adev->family;
783 		dev_info->num_shader_engines = adev->gfx.config.max_shader_engines;
784 		dev_info->num_shader_arrays_per_engine = adev->gfx.config.max_sh_per_se;
785 		/* return all clocks in KHz */
786 		dev_info->gpu_counter_freq = amdgpu_asic_get_xclk(adev) * 10;
787 		if (adev->pm.dpm_enabled) {
788 			dev_info->max_engine_clock = amdgpu_dpm_get_sclk(adev, false) * 10;
789 			dev_info->max_memory_clock = amdgpu_dpm_get_mclk(adev, false) * 10;
790 			dev_info->min_engine_clock = amdgpu_dpm_get_sclk(adev, true) * 10;
791 			dev_info->min_memory_clock = amdgpu_dpm_get_mclk(adev, true) * 10;
792 		} else {
793 			dev_info->max_engine_clock =
794 				dev_info->min_engine_clock =
795 					adev->clock.default_sclk * 10;
796 			dev_info->max_memory_clock =
797 				dev_info->min_memory_clock =
798 					adev->clock.default_mclk * 10;
799 		}
800 		dev_info->enabled_rb_pipes_mask = adev->gfx.config.backend_enable_mask;
801 		dev_info->num_rb_pipes = adev->gfx.config.max_backends_per_se *
802 			adev->gfx.config.max_shader_engines;
803 		dev_info->num_hw_gfx_contexts = adev->gfx.config.max_hw_contexts;
804 		dev_info->ids_flags = 0;
805 		if (adev->flags & AMD_IS_APU)
806 			dev_info->ids_flags |= AMDGPU_IDS_FLAGS_FUSION;
807 		if (amdgpu_mcbp)
808 			dev_info->ids_flags |= AMDGPU_IDS_FLAGS_PREEMPTION;
809 		if (amdgpu_is_tmz(adev))
810 			dev_info->ids_flags |= AMDGPU_IDS_FLAGS_TMZ;
811 		if (adev->gfx.config.ta_cntl2_truncate_coord_mode)
812 			dev_info->ids_flags |= AMDGPU_IDS_FLAGS_CONFORMANT_TRUNC_COORD;
813 
814 		vm_size = adev->vm_manager.max_pfn * AMDGPU_GPU_PAGE_SIZE;
815 		vm_size -= AMDGPU_VA_RESERVED_SIZE;
816 
817 		/* Older VCE FW versions are buggy and can handle only 40bits */
818 		if (adev->vce.fw_version &&
819 		    adev->vce.fw_version < AMDGPU_VCE_FW_53_45)
820 			vm_size = min(vm_size, 1ULL << 40);
821 
822 		dev_info->virtual_address_offset = AMDGPU_VA_RESERVED_SIZE;
823 		dev_info->virtual_address_max =
824 			min(vm_size, AMDGPU_GMC_HOLE_START);
825 
826 		if (vm_size > AMDGPU_GMC_HOLE_START) {
827 			dev_info->high_va_offset = AMDGPU_GMC_HOLE_END;
828 			dev_info->high_va_max = AMDGPU_GMC_HOLE_END | vm_size;
829 		}
830 		dev_info->virtual_address_alignment = max_t(u32, PAGE_SIZE, AMDGPU_GPU_PAGE_SIZE);
831 		dev_info->pte_fragment_size = (1 << adev->vm_manager.fragment_size) * AMDGPU_GPU_PAGE_SIZE;
832 		dev_info->gart_page_size = max_t(u32, PAGE_SIZE, AMDGPU_GPU_PAGE_SIZE);
833 		dev_info->cu_active_number = adev->gfx.cu_info.number;
834 		dev_info->cu_ao_mask = adev->gfx.cu_info.ao_cu_mask;
835 		dev_info->ce_ram_size = adev->gfx.ce_ram_size;
836 		memcpy(&dev_info->cu_ao_bitmap[0], &adev->gfx.cu_info.ao_cu_bitmap[0],
837 		       sizeof(adev->gfx.cu_info.ao_cu_bitmap));
838 		memcpy(&dev_info->cu_bitmap[0], &adev->gfx.cu_info.bitmap[0],
839 		       sizeof(adev->gfx.cu_info.bitmap));
840 		dev_info->vram_type = adev->gmc.vram_type;
841 		dev_info->vram_bit_width = adev->gmc.vram_width;
842 		dev_info->vce_harvest_config = adev->vce.harvest_config;
843 		dev_info->gc_double_offchip_lds_buf =
844 			adev->gfx.config.double_offchip_lds_buf;
845 		dev_info->wave_front_size = adev->gfx.cu_info.wave_front_size;
846 		dev_info->num_shader_visible_vgprs = adev->gfx.config.max_gprs;
847 		dev_info->num_cu_per_sh = adev->gfx.config.max_cu_per_sh;
848 		dev_info->num_tcc_blocks = adev->gfx.config.max_texture_channel_caches;
849 		dev_info->gs_vgt_table_depth = adev->gfx.config.gs_vgt_table_depth;
850 		dev_info->gs_prim_buffer_depth = adev->gfx.config.gs_prim_buffer_depth;
851 		dev_info->max_gs_waves_per_vgt = adev->gfx.config.max_gs_threads;
852 
853 		if (adev->family >= AMDGPU_FAMILY_NV)
854 			dev_info->pa_sc_tile_steering_override =
855 				adev->gfx.config.pa_sc_tile_steering_override;
856 
857 		dev_info->tcc_disabled_mask = adev->gfx.config.tcc_disabled_mask;
858 
859 		/* Combine the chip gen mask with the platform (CPU/mobo) mask. */
860 		pcie_gen_mask = adev->pm.pcie_gen_mask & (adev->pm.pcie_gen_mask >> 16);
861 		dev_info->pcie_gen = fls(pcie_gen_mask);
862 		dev_info->pcie_num_lanes =
863 			adev->pm.pcie_mlw_mask & CAIL_PCIE_LINK_WIDTH_SUPPORT_X32 ? 32 :
864 			adev->pm.pcie_mlw_mask & CAIL_PCIE_LINK_WIDTH_SUPPORT_X16 ? 16 :
865 			adev->pm.pcie_mlw_mask & CAIL_PCIE_LINK_WIDTH_SUPPORT_X12 ? 12 :
866 			adev->pm.pcie_mlw_mask & CAIL_PCIE_LINK_WIDTH_SUPPORT_X8 ? 8 :
867 			adev->pm.pcie_mlw_mask & CAIL_PCIE_LINK_WIDTH_SUPPORT_X4 ? 4 :
868 			adev->pm.pcie_mlw_mask & CAIL_PCIE_LINK_WIDTH_SUPPORT_X2 ? 2 : 1;
869 
870 		dev_info->tcp_cache_size = adev->gfx.config.gc_tcp_l1_size;
871 		dev_info->num_sqc_per_wgp = adev->gfx.config.gc_num_sqc_per_wgp;
872 		dev_info->sqc_data_cache_size = adev->gfx.config.gc_l1_data_cache_size_per_sqc;
873 		dev_info->sqc_inst_cache_size = adev->gfx.config.gc_l1_instruction_cache_size_per_sqc;
874 		dev_info->gl1c_cache_size = adev->gfx.config.gc_gl1c_size_per_instance *
875 					    adev->gfx.config.gc_gl1c_per_sa;
876 		dev_info->gl2c_cache_size = adev->gfx.config.gc_gl2c_per_gpu;
877 		dev_info->mall_size = adev->gmc.mall_size;
878 
879 
880 		if (adev->gfx.funcs->get_gfx_shadow_info) {
881 			struct amdgpu_gfx_shadow_info shadow_info;
882 
883 			ret = amdgpu_gfx_get_gfx_shadow_info(adev, &shadow_info);
884 			if (!ret) {
885 				dev_info->shadow_size = shadow_info.shadow_size;
886 				dev_info->shadow_alignment = shadow_info.shadow_alignment;
887 				dev_info->csa_size = shadow_info.csa_size;
888 				dev_info->csa_alignment = shadow_info.csa_alignment;
889 			}
890 		}
891 
892 		ret = copy_to_user(out, dev_info,
893 				   min((size_t)size, sizeof(*dev_info))) ? -EFAULT : 0;
894 		kfree(dev_info);
895 		return ret;
896 	}
897 	case AMDGPU_INFO_VCE_CLOCK_TABLE: {
898 		unsigned i;
899 		struct drm_amdgpu_info_vce_clock_table vce_clk_table = {};
900 		struct amd_vce_state *vce_state;
901 
902 		for (i = 0; i < AMDGPU_VCE_CLOCK_TABLE_ENTRIES; i++) {
903 			vce_state = amdgpu_dpm_get_vce_clock_state(adev, i);
904 			if (vce_state) {
905 				vce_clk_table.entries[i].sclk = vce_state->sclk;
906 				vce_clk_table.entries[i].mclk = vce_state->mclk;
907 				vce_clk_table.entries[i].eclk = vce_state->evclk;
908 				vce_clk_table.num_valid_entries++;
909 			}
910 		}
911 
912 		return copy_to_user(out, &vce_clk_table,
913 				    min((size_t)size, sizeof(vce_clk_table))) ? -EFAULT : 0;
914 	}
915 	case AMDGPU_INFO_VBIOS: {
916 		uint32_t bios_size = adev->bios_size;
917 
918 		switch (info->vbios_info.type) {
919 		case AMDGPU_INFO_VBIOS_SIZE:
920 			return copy_to_user(out, &bios_size,
921 					min((size_t)size, sizeof(bios_size)))
922 					? -EFAULT : 0;
923 		case AMDGPU_INFO_VBIOS_IMAGE: {
924 			uint8_t *bios;
925 			uint32_t bios_offset = info->vbios_info.offset;
926 
927 			if (bios_offset >= bios_size)
928 				return -EINVAL;
929 
930 			bios = adev->bios + bios_offset;
931 			return copy_to_user(out, bios,
932 					    min((size_t)size, (size_t)(bios_size - bios_offset)))
933 					? -EFAULT : 0;
934 		}
935 		case AMDGPU_INFO_VBIOS_INFO: {
936 			struct drm_amdgpu_info_vbios vbios_info = {};
937 			struct atom_context *atom_context;
938 
939 			atom_context = adev->mode_info.atom_context;
940 			memcpy(vbios_info.name, atom_context->name, sizeof(atom_context->name));
941 			memcpy(vbios_info.vbios_pn, atom_context->vbios_pn, sizeof(atom_context->vbios_pn));
942 			vbios_info.version = atom_context->version;
943 			memcpy(vbios_info.vbios_ver_str, atom_context->vbios_ver_str,
944 						sizeof(atom_context->vbios_ver_str));
945 			memcpy(vbios_info.date, atom_context->date, sizeof(atom_context->date));
946 
947 			return copy_to_user(out, &vbios_info,
948 						min((size_t)size, sizeof(vbios_info))) ? -EFAULT : 0;
949 		}
950 		default:
951 			DRM_DEBUG_KMS("Invalid request %d\n",
952 					info->vbios_info.type);
953 			return -EINVAL;
954 		}
955 	}
956 	case AMDGPU_INFO_NUM_HANDLES: {
957 		struct drm_amdgpu_info_num_handles handle;
958 
959 		switch (info->query_hw_ip.type) {
960 		case AMDGPU_HW_IP_UVD:
961 			/* Starting Polaris, we support unlimited UVD handles */
962 			if (adev->asic_type < CHIP_POLARIS10) {
963 				handle.uvd_max_handles = adev->uvd.max_handles;
964 				handle.uvd_used_handles = amdgpu_uvd_used_handles(adev);
965 
966 				return copy_to_user(out, &handle,
967 					min((size_t)size, sizeof(handle))) ? -EFAULT : 0;
968 			} else {
969 				return -ENODATA;
970 			}
971 
972 			break;
973 		default:
974 			return -EINVAL;
975 		}
976 	}
977 	case AMDGPU_INFO_SENSOR: {
978 		if (!adev->pm.dpm_enabled)
979 			return -ENOENT;
980 
981 		switch (info->sensor_info.type) {
982 		case AMDGPU_INFO_SENSOR_GFX_SCLK:
983 			/* get sclk in Mhz */
984 			if (amdgpu_dpm_read_sensor(adev,
985 						   AMDGPU_PP_SENSOR_GFX_SCLK,
986 						   (void *)&ui32, &ui32_size)) {
987 				return -EINVAL;
988 			}
989 			ui32 /= 100;
990 			break;
991 		case AMDGPU_INFO_SENSOR_GFX_MCLK:
992 			/* get mclk in Mhz */
993 			if (amdgpu_dpm_read_sensor(adev,
994 						   AMDGPU_PP_SENSOR_GFX_MCLK,
995 						   (void *)&ui32, &ui32_size)) {
996 				return -EINVAL;
997 			}
998 			ui32 /= 100;
999 			break;
1000 		case AMDGPU_INFO_SENSOR_GPU_TEMP:
1001 			/* get temperature in millidegrees C */
1002 			if (amdgpu_dpm_read_sensor(adev,
1003 						   AMDGPU_PP_SENSOR_GPU_TEMP,
1004 						   (void *)&ui32, &ui32_size)) {
1005 				return -EINVAL;
1006 			}
1007 			break;
1008 		case AMDGPU_INFO_SENSOR_GPU_LOAD:
1009 			/* get GPU load */
1010 			if (amdgpu_dpm_read_sensor(adev,
1011 						   AMDGPU_PP_SENSOR_GPU_LOAD,
1012 						   (void *)&ui32, &ui32_size)) {
1013 				return -EINVAL;
1014 			}
1015 			break;
1016 		case AMDGPU_INFO_SENSOR_GPU_AVG_POWER:
1017 			/* get average GPU power */
1018 			if (amdgpu_dpm_read_sensor(adev,
1019 						   AMDGPU_PP_SENSOR_GPU_POWER,
1020 						   (void *)&ui32, &ui32_size)) {
1021 				return -EINVAL;
1022 			}
1023 			ui32 >>= 8;
1024 			break;
1025 		case AMDGPU_INFO_SENSOR_VDDNB:
1026 			/* get VDDNB in millivolts */
1027 			if (amdgpu_dpm_read_sensor(adev,
1028 						   AMDGPU_PP_SENSOR_VDDNB,
1029 						   (void *)&ui32, &ui32_size)) {
1030 				return -EINVAL;
1031 			}
1032 			break;
1033 		case AMDGPU_INFO_SENSOR_VDDGFX:
1034 			/* get VDDGFX in millivolts */
1035 			if (amdgpu_dpm_read_sensor(adev,
1036 						   AMDGPU_PP_SENSOR_VDDGFX,
1037 						   (void *)&ui32, &ui32_size)) {
1038 				return -EINVAL;
1039 			}
1040 			break;
1041 		case AMDGPU_INFO_SENSOR_STABLE_PSTATE_GFX_SCLK:
1042 			/* get stable pstate sclk in Mhz */
1043 			if (amdgpu_dpm_read_sensor(adev,
1044 						   AMDGPU_PP_SENSOR_STABLE_PSTATE_SCLK,
1045 						   (void *)&ui32, &ui32_size)) {
1046 				return -EINVAL;
1047 			}
1048 			ui32 /= 100;
1049 			break;
1050 		case AMDGPU_INFO_SENSOR_STABLE_PSTATE_GFX_MCLK:
1051 			/* get stable pstate mclk in Mhz */
1052 			if (amdgpu_dpm_read_sensor(adev,
1053 						   AMDGPU_PP_SENSOR_STABLE_PSTATE_MCLK,
1054 						   (void *)&ui32, &ui32_size)) {
1055 				return -EINVAL;
1056 			}
1057 			ui32 /= 100;
1058 			break;
1059 		case AMDGPU_INFO_SENSOR_PEAK_PSTATE_GFX_SCLK:
1060 			/* get peak pstate sclk in Mhz */
1061 			if (amdgpu_dpm_read_sensor(adev,
1062 						   AMDGPU_PP_SENSOR_PEAK_PSTATE_SCLK,
1063 						   (void *)&ui32, &ui32_size)) {
1064 				return -EINVAL;
1065 			}
1066 			ui32 /= 100;
1067 			break;
1068 		case AMDGPU_INFO_SENSOR_PEAK_PSTATE_GFX_MCLK:
1069 			/* get peak pstate mclk in Mhz */
1070 			if (amdgpu_dpm_read_sensor(adev,
1071 						   AMDGPU_PP_SENSOR_PEAK_PSTATE_MCLK,
1072 						   (void *)&ui32, &ui32_size)) {
1073 				return -EINVAL;
1074 			}
1075 			ui32 /= 100;
1076 			break;
1077 		default:
1078 			DRM_DEBUG_KMS("Invalid request %d\n",
1079 				      info->sensor_info.type);
1080 			return -EINVAL;
1081 		}
1082 		return copy_to_user(out, &ui32, min(size, 4u)) ? -EFAULT : 0;
1083 	}
1084 	case AMDGPU_INFO_VRAM_LOST_COUNTER:
1085 		ui32 = atomic_read(&adev->vram_lost_counter);
1086 		return copy_to_user(out, &ui32, min(size, 4u)) ? -EFAULT : 0;
1087 	case AMDGPU_INFO_RAS_ENABLED_FEATURES: {
1088 		struct amdgpu_ras *ras = amdgpu_ras_get_context(adev);
1089 		uint64_t ras_mask;
1090 
1091 		if (!ras)
1092 			return -EINVAL;
1093 		ras_mask = (uint64_t)adev->ras_enabled << 32 | ras->features;
1094 
1095 		return copy_to_user(out, &ras_mask,
1096 				min_t(u64, size, sizeof(ras_mask))) ?
1097 			-EFAULT : 0;
1098 	}
1099 	case AMDGPU_INFO_VIDEO_CAPS: {
1100 		const struct amdgpu_video_codecs *codecs;
1101 		struct drm_amdgpu_info_video_caps *caps;
1102 		int r;
1103 
1104 		switch (info->video_cap.type) {
1105 		case AMDGPU_INFO_VIDEO_CAPS_DECODE:
1106 			r = amdgpu_asic_query_video_codecs(adev, false, &codecs);
1107 			if (r)
1108 				return -EINVAL;
1109 			break;
1110 		case AMDGPU_INFO_VIDEO_CAPS_ENCODE:
1111 			r = amdgpu_asic_query_video_codecs(adev, true, &codecs);
1112 			if (r)
1113 				return -EINVAL;
1114 			break;
1115 		default:
1116 			DRM_DEBUG_KMS("Invalid request %d\n",
1117 				      info->video_cap.type);
1118 			return -EINVAL;
1119 		}
1120 
1121 		caps = kzalloc(sizeof(*caps), GFP_KERNEL);
1122 		if (!caps)
1123 			return -ENOMEM;
1124 
1125 		for (i = 0; i < codecs->codec_count; i++) {
1126 			int idx = codecs->codec_array[i].codec_type;
1127 
1128 			switch (idx) {
1129 			case AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_MPEG2:
1130 			case AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_MPEG4:
1131 			case AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_VC1:
1132 			case AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_MPEG4_AVC:
1133 			case AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_HEVC:
1134 			case AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_JPEG:
1135 			case AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_VP9:
1136 			case AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_AV1:
1137 				caps->codec_info[idx].valid = 1;
1138 				caps->codec_info[idx].max_width =
1139 					codecs->codec_array[i].max_width;
1140 				caps->codec_info[idx].max_height =
1141 					codecs->codec_array[i].max_height;
1142 				caps->codec_info[idx].max_pixels_per_frame =
1143 					codecs->codec_array[i].max_pixels_per_frame;
1144 				caps->codec_info[idx].max_level =
1145 					codecs->codec_array[i].max_level;
1146 				break;
1147 			default:
1148 				break;
1149 			}
1150 		}
1151 		r = copy_to_user(out, caps,
1152 				 min((size_t)size, sizeof(*caps))) ? -EFAULT : 0;
1153 		kfree(caps);
1154 		return r;
1155 	}
1156 	case AMDGPU_INFO_MAX_IBS: {
1157 		uint32_t max_ibs[AMDGPU_HW_IP_NUM];
1158 
1159 		for (i = 0; i < AMDGPU_HW_IP_NUM; ++i)
1160 			max_ibs[i] = amdgpu_ring_max_ibs(i);
1161 
1162 		return copy_to_user(out, max_ibs,
1163 				    min((size_t)size, sizeof(max_ibs))) ? -EFAULT : 0;
1164 	}
1165 	default:
1166 		DRM_DEBUG_KMS("Invalid request %d\n", info->query);
1167 		return -EINVAL;
1168 	}
1169 	return 0;
1170 }
1171 
1172 
1173 /*
1174  * Outdated mess for old drm with Xorg being in charge (void function now).
1175  */
1176 /**
1177  * amdgpu_driver_lastclose_kms - drm callback for last close
1178  *
1179  * @dev: drm dev pointer
1180  *
1181  * Switch vga_switcheroo state after last close (all asics).
1182  */
1183 void amdgpu_driver_lastclose_kms(struct drm_device *dev)
1184 {
1185 	drm_fb_helper_lastclose(dev);
1186 	vga_switcheroo_process_delayed_switch();
1187 }
1188 
1189 /**
1190  * amdgpu_driver_open_kms - drm callback for open
1191  *
1192  * @dev: drm dev pointer
1193  * @file_priv: drm file
1194  *
1195  * On device open, init vm on cayman+ (all asics).
1196  * Returns 0 on success, error on failure.
1197  */
1198 int amdgpu_driver_open_kms(struct drm_device *dev, struct drm_file *file_priv)
1199 {
1200 	struct amdgpu_device *adev = drm_to_adev(dev);
1201 	struct amdgpu_fpriv *fpriv;
1202 	int r, pasid;
1203 
1204 	/* Ensure IB tests are run on ring */
1205 	flush_delayed_work(&adev->delayed_init_work);
1206 
1207 
1208 	if (amdgpu_ras_intr_triggered()) {
1209 		DRM_ERROR("RAS Intr triggered, device disabled!!");
1210 		return -EHWPOISON;
1211 	}
1212 
1213 	file_priv->driver_priv = NULL;
1214 
1215 	r = pm_runtime_get_sync(dev->dev);
1216 	if (r < 0)
1217 		goto pm_put;
1218 
1219 	fpriv = kzalloc(sizeof(*fpriv), GFP_KERNEL);
1220 	if (unlikely(!fpriv)) {
1221 		r = -ENOMEM;
1222 		goto out_suspend;
1223 	}
1224 
1225 	pasid = amdgpu_pasid_alloc(16);
1226 	if (pasid < 0) {
1227 		dev_warn(adev->dev, "No more PASIDs available!");
1228 		pasid = 0;
1229 	}
1230 
1231 	r = amdgpu_vm_init(adev, &fpriv->vm);
1232 	if (r)
1233 		goto error_pasid;
1234 
1235 	r = amdgpu_vm_set_pasid(adev, &fpriv->vm, pasid);
1236 	if (r)
1237 		goto error_vm;
1238 
1239 	fpriv->prt_va = amdgpu_vm_bo_add(adev, &fpriv->vm, NULL);
1240 	if (!fpriv->prt_va) {
1241 		r = -ENOMEM;
1242 		goto error_vm;
1243 	}
1244 
1245 	if (amdgpu_mcbp) {
1246 		uint64_t csa_addr = amdgpu_csa_vaddr(adev) & AMDGPU_GMC_HOLE_MASK;
1247 
1248 		r = amdgpu_map_static_csa(adev, &fpriv->vm, adev->virt.csa_obj,
1249 						&fpriv->csa_va, csa_addr, AMDGPU_CSA_SIZE);
1250 		if (r)
1251 			goto error_vm;
1252 	}
1253 
1254 	mutex_init(&fpriv->bo_list_lock);
1255 	idr_init_base(&fpriv->bo_list_handles, 1);
1256 
1257 	amdgpu_ctx_mgr_init(&fpriv->ctx_mgr, adev);
1258 
1259 	file_priv->driver_priv = fpriv;
1260 	goto out_suspend;
1261 
1262 error_vm:
1263 	amdgpu_vm_fini(adev, &fpriv->vm);
1264 
1265 error_pasid:
1266 	if (pasid) {
1267 		amdgpu_pasid_free(pasid);
1268 		amdgpu_vm_set_pasid(adev, &fpriv->vm, 0);
1269 	}
1270 
1271 	kfree(fpriv);
1272 
1273 out_suspend:
1274 	pm_runtime_mark_last_busy(dev->dev);
1275 pm_put:
1276 	pm_runtime_put_autosuspend(dev->dev);
1277 
1278 	return r;
1279 }
1280 
1281 /**
1282  * amdgpu_driver_postclose_kms - drm callback for post close
1283  *
1284  * @dev: drm dev pointer
1285  * @file_priv: drm file
1286  *
1287  * On device post close, tear down vm on cayman+ (all asics).
1288  */
1289 void amdgpu_driver_postclose_kms(struct drm_device *dev,
1290 				 struct drm_file *file_priv)
1291 {
1292 	struct amdgpu_device *adev = drm_to_adev(dev);
1293 	struct amdgpu_fpriv *fpriv = file_priv->driver_priv;
1294 	struct amdgpu_bo_list *list;
1295 	struct amdgpu_bo *pd;
1296 	u32 pasid;
1297 	int handle;
1298 
1299 	if (!fpriv)
1300 		return;
1301 
1302 	pm_runtime_get_sync(dev->dev);
1303 
1304 	if (amdgpu_device_ip_get_ip_block(adev, AMD_IP_BLOCK_TYPE_UVD) != NULL)
1305 		amdgpu_uvd_free_handles(adev, file_priv);
1306 	if (amdgpu_device_ip_get_ip_block(adev, AMD_IP_BLOCK_TYPE_VCE) != NULL)
1307 		amdgpu_vce_free_handles(adev, file_priv);
1308 
1309 	if (amdgpu_mcbp) {
1310 		/* TODO: how to handle reserve failure */
1311 		BUG_ON(amdgpu_bo_reserve(adev->virt.csa_obj, true));
1312 		amdgpu_vm_bo_del(adev, fpriv->csa_va);
1313 		fpriv->csa_va = NULL;
1314 		amdgpu_bo_unreserve(adev->virt.csa_obj);
1315 	}
1316 
1317 	pasid = fpriv->vm.pasid;
1318 	pd = amdgpu_bo_ref(fpriv->vm.root.bo);
1319 	if (!WARN_ON(amdgpu_bo_reserve(pd, true))) {
1320 		amdgpu_vm_bo_del(adev, fpriv->prt_va);
1321 		amdgpu_bo_unreserve(pd);
1322 	}
1323 
1324 	amdgpu_ctx_mgr_fini(&fpriv->ctx_mgr);
1325 	amdgpu_vm_fini(adev, &fpriv->vm);
1326 
1327 	if (pasid)
1328 		amdgpu_pasid_free_delayed(pd->tbo.base.resv, pasid);
1329 	amdgpu_bo_unref(&pd);
1330 
1331 	idr_for_each_entry(&fpriv->bo_list_handles, list, handle)
1332 		amdgpu_bo_list_put(list);
1333 
1334 	idr_destroy(&fpriv->bo_list_handles);
1335 	mutex_destroy(&fpriv->bo_list_lock);
1336 
1337 	kfree(fpriv);
1338 	file_priv->driver_priv = NULL;
1339 
1340 	pm_runtime_mark_last_busy(dev->dev);
1341 	pm_runtime_put_autosuspend(dev->dev);
1342 }
1343 
1344 
1345 void amdgpu_driver_release_kms(struct drm_device *dev)
1346 {
1347 	struct amdgpu_device *adev = drm_to_adev(dev);
1348 
1349 	amdgpu_device_fini_sw(adev);
1350 	pci_set_drvdata(adev->pdev, NULL);
1351 }
1352 
1353 /*
1354  * VBlank related functions.
1355  */
1356 /**
1357  * amdgpu_get_vblank_counter_kms - get frame count
1358  *
1359  * @crtc: crtc to get the frame count from
1360  *
1361  * Gets the frame count on the requested crtc (all asics).
1362  * Returns frame count on success, -EINVAL on failure.
1363  */
1364 u32 amdgpu_get_vblank_counter_kms(struct drm_crtc *crtc)
1365 {
1366 	struct drm_device *dev = crtc->dev;
1367 	unsigned int pipe = crtc->index;
1368 	struct amdgpu_device *adev = drm_to_adev(dev);
1369 	int vpos, hpos, stat;
1370 	u32 count;
1371 
1372 	if (pipe >= adev->mode_info.num_crtc) {
1373 		DRM_ERROR("Invalid crtc %u\n", pipe);
1374 		return -EINVAL;
1375 	}
1376 
1377 	/* The hw increments its frame counter at start of vsync, not at start
1378 	 * of vblank, as is required by DRM core vblank counter handling.
1379 	 * Cook the hw count here to make it appear to the caller as if it
1380 	 * incremented at start of vblank. We measure distance to start of
1381 	 * vblank in vpos. vpos therefore will be >= 0 between start of vblank
1382 	 * and start of vsync, so vpos >= 0 means to bump the hw frame counter
1383 	 * result by 1 to give the proper appearance to caller.
1384 	 */
1385 	if (adev->mode_info.crtcs[pipe]) {
1386 		/* Repeat readout if needed to provide stable result if
1387 		 * we cross start of vsync during the queries.
1388 		 */
1389 		do {
1390 			count = amdgpu_display_vblank_get_counter(adev, pipe);
1391 			/* Ask amdgpu_display_get_crtc_scanoutpos to return
1392 			 * vpos as distance to start of vblank, instead of
1393 			 * regular vertical scanout pos.
1394 			 */
1395 			stat = amdgpu_display_get_crtc_scanoutpos(
1396 				dev, pipe, GET_DISTANCE_TO_VBLANKSTART,
1397 				&vpos, &hpos, NULL, NULL,
1398 				&adev->mode_info.crtcs[pipe]->base.hwmode);
1399 		} while (count != amdgpu_display_vblank_get_counter(adev, pipe));
1400 
1401 		if (((stat & (DRM_SCANOUTPOS_VALID | DRM_SCANOUTPOS_ACCURATE)) !=
1402 		    (DRM_SCANOUTPOS_VALID | DRM_SCANOUTPOS_ACCURATE))) {
1403 			DRM_DEBUG_VBL("Query failed! stat %d\n", stat);
1404 		} else {
1405 			DRM_DEBUG_VBL("crtc %d: dist from vblank start %d\n",
1406 				      pipe, vpos);
1407 
1408 			/* Bump counter if we are at >= leading edge of vblank,
1409 			 * but before vsync where vpos would turn negative and
1410 			 * the hw counter really increments.
1411 			 */
1412 			if (vpos >= 0)
1413 				count++;
1414 		}
1415 	} else {
1416 		/* Fallback to use value as is. */
1417 		count = amdgpu_display_vblank_get_counter(adev, pipe);
1418 		DRM_DEBUG_VBL("NULL mode info! Returned count may be wrong.\n");
1419 	}
1420 
1421 	return count;
1422 }
1423 
1424 /**
1425  * amdgpu_enable_vblank_kms - enable vblank interrupt
1426  *
1427  * @crtc: crtc to enable vblank interrupt for
1428  *
1429  * Enable the interrupt on the requested crtc (all asics).
1430  * Returns 0 on success, -EINVAL on failure.
1431  */
1432 int amdgpu_enable_vblank_kms(struct drm_crtc *crtc)
1433 {
1434 	struct drm_device *dev = crtc->dev;
1435 	unsigned int pipe = crtc->index;
1436 	struct amdgpu_device *adev = drm_to_adev(dev);
1437 	int idx = amdgpu_display_crtc_idx_to_irq_type(adev, pipe);
1438 
1439 	return amdgpu_irq_get(adev, &adev->crtc_irq, idx);
1440 }
1441 
1442 /**
1443  * amdgpu_disable_vblank_kms - disable vblank interrupt
1444  *
1445  * @crtc: crtc to disable vblank interrupt for
1446  *
1447  * Disable the interrupt on the requested crtc (all asics).
1448  */
1449 void amdgpu_disable_vblank_kms(struct drm_crtc *crtc)
1450 {
1451 	struct drm_device *dev = crtc->dev;
1452 	unsigned int pipe = crtc->index;
1453 	struct amdgpu_device *adev = drm_to_adev(dev);
1454 	int idx = amdgpu_display_crtc_idx_to_irq_type(adev, pipe);
1455 
1456 	amdgpu_irq_put(adev, &adev->crtc_irq, idx);
1457 }
1458 
1459 /*
1460  * Debugfs info
1461  */
1462 #if defined(CONFIG_DEBUG_FS)
1463 
1464 static int amdgpu_debugfs_firmware_info_show(struct seq_file *m, void *unused)
1465 {
1466 	struct amdgpu_device *adev = (struct amdgpu_device *)m->private;
1467 	struct drm_amdgpu_info_firmware fw_info;
1468 	struct drm_amdgpu_query_fw query_fw;
1469 	struct atom_context *ctx = adev->mode_info.atom_context;
1470 	uint8_t smu_program, smu_major, smu_minor, smu_debug;
1471 	int ret, i;
1472 
1473 	static const char *ta_fw_name[TA_FW_TYPE_MAX_INDEX] = {
1474 #define TA_FW_NAME(type)[TA_FW_TYPE_PSP_##type] = #type
1475 		TA_FW_NAME(XGMI),
1476 		TA_FW_NAME(RAS),
1477 		TA_FW_NAME(HDCP),
1478 		TA_FW_NAME(DTM),
1479 		TA_FW_NAME(RAP),
1480 		TA_FW_NAME(SECUREDISPLAY),
1481 #undef TA_FW_NAME
1482 	};
1483 
1484 	/* VCE */
1485 	query_fw.fw_type = AMDGPU_INFO_FW_VCE;
1486 	ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
1487 	if (ret)
1488 		return ret;
1489 	seq_printf(m, "VCE feature version: %u, firmware version: 0x%08x\n",
1490 		   fw_info.feature, fw_info.ver);
1491 
1492 	/* UVD */
1493 	query_fw.fw_type = AMDGPU_INFO_FW_UVD;
1494 	ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
1495 	if (ret)
1496 		return ret;
1497 	seq_printf(m, "UVD feature version: %u, firmware version: 0x%08x\n",
1498 		   fw_info.feature, fw_info.ver);
1499 
1500 	/* GMC */
1501 	query_fw.fw_type = AMDGPU_INFO_FW_GMC;
1502 	ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
1503 	if (ret)
1504 		return ret;
1505 	seq_printf(m, "MC feature version: %u, firmware version: 0x%08x\n",
1506 		   fw_info.feature, fw_info.ver);
1507 
1508 	/* ME */
1509 	query_fw.fw_type = AMDGPU_INFO_FW_GFX_ME;
1510 	ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
1511 	if (ret)
1512 		return ret;
1513 	seq_printf(m, "ME feature version: %u, firmware version: 0x%08x\n",
1514 		   fw_info.feature, fw_info.ver);
1515 
1516 	/* PFP */
1517 	query_fw.fw_type = AMDGPU_INFO_FW_GFX_PFP;
1518 	ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
1519 	if (ret)
1520 		return ret;
1521 	seq_printf(m, "PFP feature version: %u, firmware version: 0x%08x\n",
1522 		   fw_info.feature, fw_info.ver);
1523 
1524 	/* CE */
1525 	query_fw.fw_type = AMDGPU_INFO_FW_GFX_CE;
1526 	ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
1527 	if (ret)
1528 		return ret;
1529 	seq_printf(m, "CE feature version: %u, firmware version: 0x%08x\n",
1530 		   fw_info.feature, fw_info.ver);
1531 
1532 	/* RLC */
1533 	query_fw.fw_type = AMDGPU_INFO_FW_GFX_RLC;
1534 	ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
1535 	if (ret)
1536 		return ret;
1537 	seq_printf(m, "RLC feature version: %u, firmware version: 0x%08x\n",
1538 		   fw_info.feature, fw_info.ver);
1539 
1540 	/* RLC SAVE RESTORE LIST CNTL */
1541 	query_fw.fw_type = AMDGPU_INFO_FW_GFX_RLC_RESTORE_LIST_CNTL;
1542 	ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
1543 	if (ret)
1544 		return ret;
1545 	seq_printf(m, "RLC SRLC feature version: %u, firmware version: 0x%08x\n",
1546 		   fw_info.feature, fw_info.ver);
1547 
1548 	/* RLC SAVE RESTORE LIST GPM MEM */
1549 	query_fw.fw_type = AMDGPU_INFO_FW_GFX_RLC_RESTORE_LIST_GPM_MEM;
1550 	ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
1551 	if (ret)
1552 		return ret;
1553 	seq_printf(m, "RLC SRLG feature version: %u, firmware version: 0x%08x\n",
1554 		   fw_info.feature, fw_info.ver);
1555 
1556 	/* RLC SAVE RESTORE LIST SRM MEM */
1557 	query_fw.fw_type = AMDGPU_INFO_FW_GFX_RLC_RESTORE_LIST_SRM_MEM;
1558 	ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
1559 	if (ret)
1560 		return ret;
1561 	seq_printf(m, "RLC SRLS feature version: %u, firmware version: 0x%08x\n",
1562 		   fw_info.feature, fw_info.ver);
1563 
1564 	/* RLCP */
1565 	query_fw.fw_type = AMDGPU_INFO_FW_GFX_RLCP;
1566 	ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
1567 	if (ret)
1568 		return ret;
1569 	seq_printf(m, "RLCP feature version: %u, firmware version: 0x%08x\n",
1570 		   fw_info.feature, fw_info.ver);
1571 
1572 	/* RLCV */
1573 	query_fw.fw_type = AMDGPU_INFO_FW_GFX_RLCV;
1574 	ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
1575 	if (ret)
1576 		return ret;
1577 	seq_printf(m, "RLCV feature version: %u, firmware version: 0x%08x\n",
1578 		   fw_info.feature, fw_info.ver);
1579 
1580 	/* MEC */
1581 	query_fw.fw_type = AMDGPU_INFO_FW_GFX_MEC;
1582 	query_fw.index = 0;
1583 	ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
1584 	if (ret)
1585 		return ret;
1586 	seq_printf(m, "MEC feature version: %u, firmware version: 0x%08x\n",
1587 		   fw_info.feature, fw_info.ver);
1588 
1589 	/* MEC2 */
1590 	if (adev->gfx.mec2_fw) {
1591 		query_fw.index = 1;
1592 		ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
1593 		if (ret)
1594 			return ret;
1595 		seq_printf(m, "MEC2 feature version: %u, firmware version: 0x%08x\n",
1596 			   fw_info.feature, fw_info.ver);
1597 	}
1598 
1599 	/* IMU */
1600 	query_fw.fw_type = AMDGPU_INFO_FW_IMU;
1601 	query_fw.index = 0;
1602 	ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
1603 	if (ret)
1604 		return ret;
1605 	seq_printf(m, "IMU feature version: %u, firmware version: 0x%08x\n",
1606 		   fw_info.feature, fw_info.ver);
1607 
1608 	/* PSP SOS */
1609 	query_fw.fw_type = AMDGPU_INFO_FW_SOS;
1610 	ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
1611 	if (ret)
1612 		return ret;
1613 	seq_printf(m, "SOS feature version: %u, firmware version: 0x%08x\n",
1614 		   fw_info.feature, fw_info.ver);
1615 
1616 
1617 	/* PSP ASD */
1618 	query_fw.fw_type = AMDGPU_INFO_FW_ASD;
1619 	ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
1620 	if (ret)
1621 		return ret;
1622 	seq_printf(m, "ASD feature version: %u, firmware version: 0x%08x\n",
1623 		   fw_info.feature, fw_info.ver);
1624 
1625 	query_fw.fw_type = AMDGPU_INFO_FW_TA;
1626 	for (i = TA_FW_TYPE_PSP_XGMI; i < TA_FW_TYPE_MAX_INDEX; i++) {
1627 		query_fw.index = i;
1628 		ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
1629 		if (ret)
1630 			continue;
1631 
1632 		seq_printf(m, "TA %s feature version: 0x%08x, firmware version: 0x%08x\n",
1633 			   ta_fw_name[i], fw_info.feature, fw_info.ver);
1634 	}
1635 
1636 	/* SMC */
1637 	query_fw.fw_type = AMDGPU_INFO_FW_SMC;
1638 	ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
1639 	if (ret)
1640 		return ret;
1641 	smu_program = (fw_info.ver >> 24) & 0xff;
1642 	smu_major = (fw_info.ver >> 16) & 0xff;
1643 	smu_minor = (fw_info.ver >> 8) & 0xff;
1644 	smu_debug = (fw_info.ver >> 0) & 0xff;
1645 	seq_printf(m, "SMC feature version: %u, program: %d, firmware version: 0x%08x (%d.%d.%d)\n",
1646 		   fw_info.feature, smu_program, fw_info.ver, smu_major, smu_minor, smu_debug);
1647 
1648 	/* SDMA */
1649 	query_fw.fw_type = AMDGPU_INFO_FW_SDMA;
1650 	for (i = 0; i < adev->sdma.num_instances; i++) {
1651 		query_fw.index = i;
1652 		ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
1653 		if (ret)
1654 			return ret;
1655 		seq_printf(m, "SDMA%d feature version: %u, firmware version: 0x%08x\n",
1656 			   i, fw_info.feature, fw_info.ver);
1657 	}
1658 
1659 	/* VCN */
1660 	query_fw.fw_type = AMDGPU_INFO_FW_VCN;
1661 	ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
1662 	if (ret)
1663 		return ret;
1664 	seq_printf(m, "VCN feature version: %u, firmware version: 0x%08x\n",
1665 		   fw_info.feature, fw_info.ver);
1666 
1667 	/* DMCU */
1668 	query_fw.fw_type = AMDGPU_INFO_FW_DMCU;
1669 	ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
1670 	if (ret)
1671 		return ret;
1672 	seq_printf(m, "DMCU feature version: %u, firmware version: 0x%08x\n",
1673 		   fw_info.feature, fw_info.ver);
1674 
1675 	/* DMCUB */
1676 	query_fw.fw_type = AMDGPU_INFO_FW_DMCUB;
1677 	ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
1678 	if (ret)
1679 		return ret;
1680 	seq_printf(m, "DMCUB feature version: %u, firmware version: 0x%08x\n",
1681 		   fw_info.feature, fw_info.ver);
1682 
1683 	/* TOC */
1684 	query_fw.fw_type = AMDGPU_INFO_FW_TOC;
1685 	ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
1686 	if (ret)
1687 		return ret;
1688 	seq_printf(m, "TOC feature version: %u, firmware version: 0x%08x\n",
1689 		   fw_info.feature, fw_info.ver);
1690 
1691 	/* CAP */
1692 	if (adev->psp.cap_fw) {
1693 		query_fw.fw_type = AMDGPU_INFO_FW_CAP;
1694 		ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
1695 		if (ret)
1696 			return ret;
1697 		seq_printf(m, "CAP feature version: %u, firmware version: 0x%08x\n",
1698 				fw_info.feature, fw_info.ver);
1699 	}
1700 
1701 	/* MES_KIQ */
1702 	query_fw.fw_type = AMDGPU_INFO_FW_MES_KIQ;
1703 	ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
1704 	if (ret)
1705 		return ret;
1706 	seq_printf(m, "MES_KIQ feature version: %u, firmware version: 0x%08x\n",
1707 		   fw_info.feature, fw_info.ver);
1708 
1709 	/* MES */
1710 	query_fw.fw_type = AMDGPU_INFO_FW_MES;
1711 	ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
1712 	if (ret)
1713 		return ret;
1714 	seq_printf(m, "MES feature version: %u, firmware version: 0x%08x\n",
1715 		   fw_info.feature, fw_info.ver);
1716 
1717 	seq_printf(m, "VBIOS version: %s\n", ctx->vbios_version);
1718 
1719 	return 0;
1720 }
1721 
1722 DEFINE_SHOW_ATTRIBUTE(amdgpu_debugfs_firmware_info);
1723 
1724 #endif
1725 
1726 void amdgpu_debugfs_firmware_init(struct amdgpu_device *adev)
1727 {
1728 #if defined(CONFIG_DEBUG_FS)
1729 	struct drm_minor *minor = adev_to_drm(adev)->primary;
1730 	struct dentry *root = minor->debugfs_root;
1731 
1732 	debugfs_create_file("amdgpu_firmware_info", 0444, root,
1733 			    adev, &amdgpu_debugfs_firmware_info_fops);
1734 
1735 #endif
1736 }
1737