xref: /openbsd/sys/dev/pci/drm/amd/amdgpu/amdgpu_kms.c (revision 3cbf4bdd)
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 "amdgpu_reset.h"
47 #include "amd_pcie.h"
48 
amdgpu_unregister_gpu_instance(struct amdgpu_device * adev)49 void amdgpu_unregister_gpu_instance(struct amdgpu_device *adev)
50 {
51 	struct amdgpu_gpu_instance *gpu_instance;
52 	int i;
53 
54 	mutex_lock(&mgpu_info.mutex);
55 
56 	for (i = 0; i < mgpu_info.num_gpu; i++) {
57 		gpu_instance = &(mgpu_info.gpu_ins[i]);
58 		if (gpu_instance->adev == adev) {
59 			mgpu_info.gpu_ins[i] =
60 				mgpu_info.gpu_ins[mgpu_info.num_gpu - 1];
61 			mgpu_info.num_gpu--;
62 			if (adev->flags & AMD_IS_APU)
63 				mgpu_info.num_apu--;
64 			else
65 				mgpu_info.num_dgpu--;
66 			break;
67 		}
68 	}
69 
70 	mutex_unlock(&mgpu_info.mutex);
71 }
72 
73 /**
74  * amdgpu_driver_unload_kms - Main unload function for KMS.
75  *
76  * @dev: drm dev pointer
77  *
78  * This is the main unload function for KMS (all asics).
79  * Returns 0 on success.
80  */
amdgpu_driver_unload_kms(struct drm_device * dev)81 void amdgpu_driver_unload_kms(struct drm_device *dev)
82 {
83 	struct amdgpu_device *adev = drm_to_adev(dev);
84 
85 	if (adev == NULL)
86 		return;
87 
88 	amdgpu_unregister_gpu_instance(adev);
89 
90 	if (adev->rmmio == NULL)
91 		return;
92 
93 	if (amdgpu_acpi_smart_shift_update(dev, AMDGPU_SS_DRV_UNLOAD))
94 		DRM_WARN("smart shift update failed\n");
95 
96 	amdgpu_acpi_fini(adev);
97 	amdgpu_device_fini_hw(adev);
98 }
99 
amdgpu_register_gpu_instance(struct amdgpu_device * adev)100 void amdgpu_register_gpu_instance(struct amdgpu_device *adev)
101 {
102 	struct amdgpu_gpu_instance *gpu_instance;
103 
104 	mutex_lock(&mgpu_info.mutex);
105 
106 	if (mgpu_info.num_gpu >= MAX_GPU_INSTANCE) {
107 		DRM_ERROR("Cannot register more gpu instance\n");
108 		mutex_unlock(&mgpu_info.mutex);
109 		return;
110 	}
111 
112 	gpu_instance = &(mgpu_info.gpu_ins[mgpu_info.num_gpu]);
113 	gpu_instance->adev = adev;
114 	gpu_instance->mgpu_fan_enabled = 0;
115 
116 	mgpu_info.num_gpu++;
117 	if (adev->flags & AMD_IS_APU)
118 		mgpu_info.num_apu++;
119 	else
120 		mgpu_info.num_dgpu++;
121 
122 	mutex_unlock(&mgpu_info.mutex);
123 }
124 
125 /**
126  * amdgpu_driver_load_kms - Main load function for KMS.
127  *
128  * @adev: pointer to struct amdgpu_device
129  * @flags: device flags
130  *
131  * This is the main load function for KMS (all asics).
132  * Returns 0 on success, error on failure.
133  */
amdgpu_driver_load_kms(struct amdgpu_device * adev,unsigned long flags)134 int amdgpu_driver_load_kms(struct amdgpu_device *adev, unsigned long flags)
135 {
136 	struct drm_device *dev;
137 	int r, acpi_status;
138 
139 	dev = adev_to_drm(adev);
140 
141 	/* amdgpu_device_init should report only fatal error
142 	 * like memory allocation failure or iomapping failure,
143 	 * or memory manager initialization failure, it must
144 	 * properly initialize the GPU MC controller and permit
145 	 * VRAM allocation
146 	 */
147 	r = amdgpu_device_init(adev, flags);
148 	if (r) {
149 		dev_err(dev->dev, "Fatal error during GPU init\n");
150 		goto out;
151 	}
152 
153 	adev->pm.rpm_mode = AMDGPU_RUNPM_NONE;
154 	if (amdgpu_device_supports_px(dev) &&
155 	    (amdgpu_runtime_pm != 0)) { /* enable PX as runtime mode */
156 		adev->pm.rpm_mode = AMDGPU_RUNPM_PX;
157 		dev_info(adev->dev, "Using ATPX for runtime pm\n");
158 	} else if (amdgpu_device_supports_boco(dev) &&
159 		   (amdgpu_runtime_pm != 0)) { /* enable boco as runtime mode */
160 		adev->pm.rpm_mode = AMDGPU_RUNPM_BOCO;
161 		dev_info(adev->dev, "Using BOCO for runtime pm\n");
162 	} else if (amdgpu_device_supports_baco(dev) &&
163 		   (amdgpu_runtime_pm != 0)) {
164 		switch (adev->asic_type) {
165 		case CHIP_VEGA20:
166 		case CHIP_ARCTURUS:
167 			/* enable BACO as runpm mode if runpm=1 */
168 			if (amdgpu_runtime_pm > 0)
169 				adev->pm.rpm_mode = AMDGPU_RUNPM_BACO;
170 			break;
171 		case CHIP_VEGA10:
172 			/* enable BACO as runpm mode if noretry=0 */
173 			if (!adev->gmc.noretry)
174 				adev->pm.rpm_mode = AMDGPU_RUNPM_BACO;
175 			break;
176 		default:
177 			/* enable BACO as runpm mode on CI+ */
178 			adev->pm.rpm_mode = AMDGPU_RUNPM_BACO;
179 			break;
180 		}
181 
182 		if (adev->pm.rpm_mode == AMDGPU_RUNPM_BACO)
183 			dev_info(adev->dev, "Using BACO for runtime pm\n");
184 	}
185 
186 	/* Call ACPI methods: require modeset init
187 	 * but failure is not fatal
188 	 */
189 
190 	acpi_status = amdgpu_acpi_init(adev);
191 	if (acpi_status)
192 		dev_dbg(dev->dev, "Error during ACPI methods call\n");
193 
194 	if (amdgpu_acpi_smart_shift_update(dev, AMDGPU_SS_DRV_LOAD))
195 		DRM_WARN("smart shift update failed\n");
196 
197 out:
198 	if (r)
199 		amdgpu_driver_unload_kms(dev);
200 
201 	return r;
202 }
203 
amdgpu_firmware_info(struct drm_amdgpu_info_firmware * fw_info,struct drm_amdgpu_query_fw * query_fw,struct amdgpu_device * adev)204 static int amdgpu_firmware_info(struct drm_amdgpu_info_firmware *fw_info,
205 				struct drm_amdgpu_query_fw *query_fw,
206 				struct amdgpu_device *adev)
207 {
208 	switch (query_fw->fw_type) {
209 	case AMDGPU_INFO_FW_VCE:
210 		fw_info->ver = adev->vce.fw_version;
211 		fw_info->feature = adev->vce.fb_version;
212 		break;
213 	case AMDGPU_INFO_FW_UVD:
214 		fw_info->ver = adev->uvd.fw_version;
215 		fw_info->feature = 0;
216 		break;
217 	case AMDGPU_INFO_FW_VCN:
218 		fw_info->ver = adev->vcn.fw_version;
219 		fw_info->feature = 0;
220 		break;
221 	case AMDGPU_INFO_FW_GMC:
222 		fw_info->ver = adev->gmc.fw_version;
223 		fw_info->feature = 0;
224 		break;
225 	case AMDGPU_INFO_FW_GFX_ME:
226 		fw_info->ver = adev->gfx.me_fw_version;
227 		fw_info->feature = adev->gfx.me_feature_version;
228 		break;
229 	case AMDGPU_INFO_FW_GFX_PFP:
230 		fw_info->ver = adev->gfx.pfp_fw_version;
231 		fw_info->feature = adev->gfx.pfp_feature_version;
232 		break;
233 	case AMDGPU_INFO_FW_GFX_CE:
234 		fw_info->ver = adev->gfx.ce_fw_version;
235 		fw_info->feature = adev->gfx.ce_feature_version;
236 		break;
237 	case AMDGPU_INFO_FW_GFX_RLC:
238 		fw_info->ver = adev->gfx.rlc_fw_version;
239 		fw_info->feature = adev->gfx.rlc_feature_version;
240 		break;
241 	case AMDGPU_INFO_FW_GFX_RLC_RESTORE_LIST_CNTL:
242 		fw_info->ver = adev->gfx.rlc_srlc_fw_version;
243 		fw_info->feature = adev->gfx.rlc_srlc_feature_version;
244 		break;
245 	case AMDGPU_INFO_FW_GFX_RLC_RESTORE_LIST_GPM_MEM:
246 		fw_info->ver = adev->gfx.rlc_srlg_fw_version;
247 		fw_info->feature = adev->gfx.rlc_srlg_feature_version;
248 		break;
249 	case AMDGPU_INFO_FW_GFX_RLC_RESTORE_LIST_SRM_MEM:
250 		fw_info->ver = adev->gfx.rlc_srls_fw_version;
251 		fw_info->feature = adev->gfx.rlc_srls_feature_version;
252 		break;
253 	case AMDGPU_INFO_FW_GFX_RLCP:
254 		fw_info->ver = adev->gfx.rlcp_ucode_version;
255 		fw_info->feature = adev->gfx.rlcp_ucode_feature_version;
256 		break;
257 	case AMDGPU_INFO_FW_GFX_RLCV:
258 		fw_info->ver = adev->gfx.rlcv_ucode_version;
259 		fw_info->feature = adev->gfx.rlcv_ucode_feature_version;
260 		break;
261 	case AMDGPU_INFO_FW_GFX_MEC:
262 		if (query_fw->index == 0) {
263 			fw_info->ver = adev->gfx.mec_fw_version;
264 			fw_info->feature = adev->gfx.mec_feature_version;
265 		} else if (query_fw->index == 1) {
266 			fw_info->ver = adev->gfx.mec2_fw_version;
267 			fw_info->feature = adev->gfx.mec2_feature_version;
268 		} else
269 			return -EINVAL;
270 		break;
271 	case AMDGPU_INFO_FW_SMC:
272 		fw_info->ver = adev->pm.fw_version;
273 		fw_info->feature = 0;
274 		break;
275 	case AMDGPU_INFO_FW_TA:
276 		switch (query_fw->index) {
277 		case TA_FW_TYPE_PSP_XGMI:
278 			fw_info->ver = adev->psp.xgmi_context.context.bin_desc.fw_version;
279 			fw_info->feature = adev->psp.xgmi_context.context
280 						   .bin_desc.feature_version;
281 			break;
282 		case TA_FW_TYPE_PSP_RAS:
283 			fw_info->ver = adev->psp.ras_context.context.bin_desc.fw_version;
284 			fw_info->feature = adev->psp.ras_context.context
285 						   .bin_desc.feature_version;
286 			break;
287 		case TA_FW_TYPE_PSP_HDCP:
288 			fw_info->ver = adev->psp.hdcp_context.context.bin_desc.fw_version;
289 			fw_info->feature = adev->psp.hdcp_context.context
290 						   .bin_desc.feature_version;
291 			break;
292 		case TA_FW_TYPE_PSP_DTM:
293 			fw_info->ver = adev->psp.dtm_context.context.bin_desc.fw_version;
294 			fw_info->feature = adev->psp.dtm_context.context
295 						   .bin_desc.feature_version;
296 			break;
297 		case TA_FW_TYPE_PSP_RAP:
298 			fw_info->ver = adev->psp.rap_context.context.bin_desc.fw_version;
299 			fw_info->feature = adev->psp.rap_context.context
300 						   .bin_desc.feature_version;
301 			break;
302 		case TA_FW_TYPE_PSP_SECUREDISPLAY:
303 			fw_info->ver = adev->psp.securedisplay_context.context.bin_desc.fw_version;
304 			fw_info->feature =
305 				adev->psp.securedisplay_context.context.bin_desc
306 					.feature_version;
307 			break;
308 		default:
309 			return -EINVAL;
310 		}
311 		break;
312 	case AMDGPU_INFO_FW_SDMA:
313 		if (query_fw->index >= adev->sdma.num_instances)
314 			return -EINVAL;
315 		fw_info->ver = adev->sdma.instance[query_fw->index].fw_version;
316 		fw_info->feature = adev->sdma.instance[query_fw->index].feature_version;
317 		break;
318 	case AMDGPU_INFO_FW_SOS:
319 		fw_info->ver = adev->psp.sos.fw_version;
320 		fw_info->feature = adev->psp.sos.feature_version;
321 		break;
322 	case AMDGPU_INFO_FW_ASD:
323 		fw_info->ver = adev->psp.asd_context.bin_desc.fw_version;
324 		fw_info->feature = adev->psp.asd_context.bin_desc.feature_version;
325 		break;
326 	case AMDGPU_INFO_FW_DMCU:
327 		fw_info->ver = adev->dm.dmcu_fw_version;
328 		fw_info->feature = 0;
329 		break;
330 	case AMDGPU_INFO_FW_DMCUB:
331 		fw_info->ver = adev->dm.dmcub_fw_version;
332 		fw_info->feature = 0;
333 		break;
334 	case AMDGPU_INFO_FW_TOC:
335 		fw_info->ver = adev->psp.toc.fw_version;
336 		fw_info->feature = adev->psp.toc.feature_version;
337 		break;
338 	case AMDGPU_INFO_FW_CAP:
339 		fw_info->ver = adev->psp.cap_fw_version;
340 		fw_info->feature = adev->psp.cap_feature_version;
341 		break;
342 	case AMDGPU_INFO_FW_MES_KIQ:
343 		fw_info->ver = adev->mes.kiq_version & AMDGPU_MES_VERSION_MASK;
344 		fw_info->feature = (adev->mes.kiq_version & AMDGPU_MES_FEAT_VERSION_MASK)
345 					>> AMDGPU_MES_FEAT_VERSION_SHIFT;
346 		break;
347 	case AMDGPU_INFO_FW_MES:
348 		fw_info->ver = adev->mes.sched_version & AMDGPU_MES_VERSION_MASK;
349 		fw_info->feature = (adev->mes.sched_version & AMDGPU_MES_FEAT_VERSION_MASK)
350 					>> AMDGPU_MES_FEAT_VERSION_SHIFT;
351 		break;
352 	case AMDGPU_INFO_FW_IMU:
353 		fw_info->ver = adev->gfx.imu_fw_version;
354 		fw_info->feature = 0;
355 		break;
356 	default:
357 		return -EINVAL;
358 	}
359 	return 0;
360 }
361 
amdgpu_hw_ip_info(struct amdgpu_device * adev,struct drm_amdgpu_info * info,struct drm_amdgpu_info_hw_ip * result)362 static int amdgpu_hw_ip_info(struct amdgpu_device *adev,
363 			     struct drm_amdgpu_info *info,
364 			     struct drm_amdgpu_info_hw_ip *result)
365 {
366 	uint32_t ib_start_alignment = 0;
367 	uint32_t ib_size_alignment = 0;
368 	enum amd_ip_block_type type;
369 	unsigned int num_rings = 0;
370 	unsigned int i, j;
371 
372 	if (info->query_hw_ip.ip_instance >= AMDGPU_HW_IP_INSTANCE_MAX_COUNT)
373 		return -EINVAL;
374 
375 	switch (info->query_hw_ip.type) {
376 	case AMDGPU_HW_IP_GFX:
377 		type = AMD_IP_BLOCK_TYPE_GFX;
378 		for (i = 0; i < adev->gfx.num_gfx_rings; i++)
379 			if (adev->gfx.gfx_ring[i].sched.ready)
380 				++num_rings;
381 		ib_start_alignment = 32;
382 		ib_size_alignment = 32;
383 		break;
384 	case AMDGPU_HW_IP_COMPUTE:
385 		type = AMD_IP_BLOCK_TYPE_GFX;
386 		for (i = 0; i < adev->gfx.num_compute_rings; i++)
387 			if (adev->gfx.compute_ring[i].sched.ready)
388 				++num_rings;
389 		ib_start_alignment = 32;
390 		ib_size_alignment = 32;
391 		break;
392 	case AMDGPU_HW_IP_DMA:
393 		type = AMD_IP_BLOCK_TYPE_SDMA;
394 		for (i = 0; i < adev->sdma.num_instances; i++)
395 			if (adev->sdma.instance[i].ring.sched.ready)
396 				++num_rings;
397 		ib_start_alignment = 256;
398 		ib_size_alignment = 4;
399 		break;
400 	case AMDGPU_HW_IP_UVD:
401 		type = AMD_IP_BLOCK_TYPE_UVD;
402 		for (i = 0; i < adev->uvd.num_uvd_inst; i++) {
403 			if (adev->uvd.harvest_config & (1 << i))
404 				continue;
405 
406 			if (adev->uvd.inst[i].ring.sched.ready)
407 				++num_rings;
408 		}
409 		ib_start_alignment = 64;
410 		ib_size_alignment = 64;
411 		break;
412 	case AMDGPU_HW_IP_VCE:
413 		type = AMD_IP_BLOCK_TYPE_VCE;
414 		for (i = 0; i < adev->vce.num_rings; i++)
415 			if (adev->vce.ring[i].sched.ready)
416 				++num_rings;
417 		ib_start_alignment = 4;
418 		ib_size_alignment = 1;
419 		break;
420 	case AMDGPU_HW_IP_UVD_ENC:
421 		type = AMD_IP_BLOCK_TYPE_UVD;
422 		for (i = 0; i < adev->uvd.num_uvd_inst; i++) {
423 			if (adev->uvd.harvest_config & (1 << i))
424 				continue;
425 
426 			for (j = 0; j < adev->uvd.num_enc_rings; j++)
427 				if (adev->uvd.inst[i].ring_enc[j].sched.ready)
428 					++num_rings;
429 		}
430 		ib_start_alignment = 64;
431 		ib_size_alignment = 64;
432 		break;
433 	case AMDGPU_HW_IP_VCN_DEC:
434 		type = AMD_IP_BLOCK_TYPE_VCN;
435 		for (i = 0; i < adev->vcn.num_vcn_inst; i++) {
436 			if (adev->vcn.harvest_config & (1 << i))
437 				continue;
438 
439 			if (adev->vcn.inst[i].ring_dec.sched.ready)
440 				++num_rings;
441 		}
442 		ib_start_alignment = 16;
443 		ib_size_alignment = 16;
444 		break;
445 	case AMDGPU_HW_IP_VCN_ENC:
446 		type = AMD_IP_BLOCK_TYPE_VCN;
447 		for (i = 0; i < adev->vcn.num_vcn_inst; i++) {
448 			if (adev->vcn.harvest_config & (1 << i))
449 				continue;
450 
451 			for (j = 0; j < adev->vcn.num_enc_rings; j++)
452 				if (adev->vcn.inst[i].ring_enc[j].sched.ready)
453 					++num_rings;
454 		}
455 		ib_start_alignment = 64;
456 		ib_size_alignment = 1;
457 		break;
458 	case AMDGPU_HW_IP_VCN_JPEG:
459 		type = (amdgpu_device_ip_get_ip_block(adev, AMD_IP_BLOCK_TYPE_JPEG)) ?
460 			AMD_IP_BLOCK_TYPE_JPEG : AMD_IP_BLOCK_TYPE_VCN;
461 
462 		for (i = 0; i < adev->jpeg.num_jpeg_inst; i++) {
463 			if (adev->jpeg.harvest_config & (1 << i))
464 				continue;
465 
466 			for (j = 0; j < adev->jpeg.num_jpeg_rings; j++)
467 				if (adev->jpeg.inst[i].ring_dec[j].sched.ready)
468 					++num_rings;
469 		}
470 		ib_start_alignment = 16;
471 		ib_size_alignment = 16;
472 		break;
473 	default:
474 		return -EINVAL;
475 	}
476 
477 	for (i = 0; i < adev->num_ip_blocks; i++)
478 		if (adev->ip_blocks[i].version->type == type &&
479 		    adev->ip_blocks[i].status.valid)
480 			break;
481 
482 	if (i == adev->num_ip_blocks)
483 		return 0;
484 
485 	num_rings = min(amdgpu_ctx_num_entities[info->query_hw_ip.type],
486 			num_rings);
487 
488 	result->hw_ip_version_major = adev->ip_blocks[i].version->major;
489 	result->hw_ip_version_minor = adev->ip_blocks[i].version->minor;
490 
491 	if (adev->asic_type >= CHIP_VEGA10) {
492 		switch (type) {
493 		case AMD_IP_BLOCK_TYPE_GFX:
494 			result->ip_discovery_version = adev->ip_versions[GC_HWIP][0];
495 			break;
496 		case AMD_IP_BLOCK_TYPE_SDMA:
497 			result->ip_discovery_version = adev->ip_versions[SDMA0_HWIP][0];
498 			break;
499 		case AMD_IP_BLOCK_TYPE_UVD:
500 		case AMD_IP_BLOCK_TYPE_VCN:
501 		case AMD_IP_BLOCK_TYPE_JPEG:
502 			result->ip_discovery_version = adev->ip_versions[UVD_HWIP][0];
503 			break;
504 		case AMD_IP_BLOCK_TYPE_VCE:
505 			result->ip_discovery_version = adev->ip_versions[VCE_HWIP][0];
506 			break;
507 		default:
508 			result->ip_discovery_version = 0;
509 			break;
510 		}
511 	} else {
512 		result->ip_discovery_version = 0;
513 	}
514 	result->capabilities_flags = 0;
515 	result->available_rings = (1 << num_rings) - 1;
516 	result->ib_start_alignment = ib_start_alignment;
517 	result->ib_size_alignment = ib_size_alignment;
518 	return 0;
519 }
520 
521 /*
522  * Userspace get information ioctl
523  */
524 /**
525  * amdgpu_info_ioctl - answer a device specific request.
526  *
527  * @dev: drm device pointer
528  * @data: request object
529  * @filp: drm filp
530  *
531  * This function is used to pass device specific parameters to the userspace
532  * drivers.  Examples include: pci device id, pipeline parms, tiling params,
533  * etc. (all asics).
534  * Returns 0 on success, -EINVAL on failure.
535  */
amdgpu_info_ioctl(struct drm_device * dev,void * data,struct drm_file * filp)536 int amdgpu_info_ioctl(struct drm_device *dev, void *data, struct drm_file *filp)
537 {
538 	struct amdgpu_device *adev = drm_to_adev(dev);
539 	struct drm_amdgpu_info *info = data;
540 	struct amdgpu_mode_info *minfo = &adev->mode_info;
541 	void __user *out = (void __user *)(uintptr_t)info->return_pointer;
542 	uint32_t size = info->return_size;
543 	struct drm_crtc *crtc;
544 	uint32_t ui32 = 0;
545 	uint64_t ui64 = 0;
546 	int i, found;
547 	int ui32_size = sizeof(ui32);
548 
549 	if (!info->return_size || !info->return_pointer)
550 		return -EINVAL;
551 
552 	switch (info->query) {
553 	case AMDGPU_INFO_ACCEL_WORKING:
554 		ui32 = adev->accel_working;
555 		return copy_to_user(out, &ui32, min(size, 4u)) ? -EFAULT : 0;
556 	case AMDGPU_INFO_CRTC_FROM_ID:
557 		for (i = 0, found = 0; i < adev->mode_info.num_crtc; i++) {
558 			crtc = (struct drm_crtc *)minfo->crtcs[i];
559 			if (crtc && crtc->base.id == info->mode_crtc.id) {
560 				struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc);
561 
562 				ui32 = amdgpu_crtc->crtc_id;
563 				found = 1;
564 				break;
565 			}
566 		}
567 		if (!found) {
568 			DRM_DEBUG_KMS("unknown crtc id %d\n", info->mode_crtc.id);
569 			return -EINVAL;
570 		}
571 		return copy_to_user(out, &ui32, min(size, 4u)) ? -EFAULT : 0;
572 	case AMDGPU_INFO_HW_IP_INFO: {
573 		struct drm_amdgpu_info_hw_ip ip = {};
574 		int ret;
575 
576 		ret = amdgpu_hw_ip_info(adev, info, &ip);
577 		if (ret)
578 			return ret;
579 
580 		ret = copy_to_user(out, &ip, min_t(size_t, size, sizeof(ip)));
581 		return ret ? -EFAULT : 0;
582 	}
583 	case AMDGPU_INFO_HW_IP_COUNT: {
584 		enum amd_ip_block_type type;
585 		uint32_t count = 0;
586 
587 		switch (info->query_hw_ip.type) {
588 		case AMDGPU_HW_IP_GFX:
589 			type = AMD_IP_BLOCK_TYPE_GFX;
590 			break;
591 		case AMDGPU_HW_IP_COMPUTE:
592 			type = AMD_IP_BLOCK_TYPE_GFX;
593 			break;
594 		case AMDGPU_HW_IP_DMA:
595 			type = AMD_IP_BLOCK_TYPE_SDMA;
596 			break;
597 		case AMDGPU_HW_IP_UVD:
598 			type = AMD_IP_BLOCK_TYPE_UVD;
599 			break;
600 		case AMDGPU_HW_IP_VCE:
601 			type = AMD_IP_BLOCK_TYPE_VCE;
602 			break;
603 		case AMDGPU_HW_IP_UVD_ENC:
604 			type = AMD_IP_BLOCK_TYPE_UVD;
605 			break;
606 		case AMDGPU_HW_IP_VCN_DEC:
607 		case AMDGPU_HW_IP_VCN_ENC:
608 			type = AMD_IP_BLOCK_TYPE_VCN;
609 			break;
610 		case AMDGPU_HW_IP_VCN_JPEG:
611 			type = (amdgpu_device_ip_get_ip_block(adev, AMD_IP_BLOCK_TYPE_JPEG)) ?
612 				AMD_IP_BLOCK_TYPE_JPEG : AMD_IP_BLOCK_TYPE_VCN;
613 			break;
614 		default:
615 			return -EINVAL;
616 		}
617 
618 		for (i = 0; i < adev->num_ip_blocks; i++)
619 			if (adev->ip_blocks[i].version->type == type &&
620 			    adev->ip_blocks[i].status.valid &&
621 			    count < AMDGPU_HW_IP_INSTANCE_MAX_COUNT)
622 				count++;
623 
624 		return copy_to_user(out, &count, min(size, 4u)) ? -EFAULT : 0;
625 	}
626 	case AMDGPU_INFO_TIMESTAMP:
627 		ui64 = amdgpu_gfx_get_gpu_clock_counter(adev);
628 		return copy_to_user(out, &ui64, min(size, 8u)) ? -EFAULT : 0;
629 	case AMDGPU_INFO_FW_VERSION: {
630 		struct drm_amdgpu_info_firmware fw_info;
631 		int ret;
632 
633 		/* We only support one instance of each IP block right now. */
634 		if (info->query_fw.ip_instance != 0)
635 			return -EINVAL;
636 
637 		ret = amdgpu_firmware_info(&fw_info, &info->query_fw, adev);
638 		if (ret)
639 			return ret;
640 
641 		return copy_to_user(out, &fw_info,
642 				    min((size_t)size, sizeof(fw_info))) ? -EFAULT : 0;
643 	}
644 	case AMDGPU_INFO_NUM_BYTES_MOVED:
645 		ui64 = atomic64_read(&adev->num_bytes_moved);
646 		return copy_to_user(out, &ui64, min(size, 8u)) ? -EFAULT : 0;
647 	case AMDGPU_INFO_NUM_EVICTIONS:
648 		ui64 = atomic64_read(&adev->num_evictions);
649 		return copy_to_user(out, &ui64, min(size, 8u)) ? -EFAULT : 0;
650 	case AMDGPU_INFO_NUM_VRAM_CPU_PAGE_FAULTS:
651 		ui64 = atomic64_read(&adev->num_vram_cpu_page_faults);
652 		return copy_to_user(out, &ui64, min(size, 8u)) ? -EFAULT : 0;
653 	case AMDGPU_INFO_VRAM_USAGE:
654 		ui64 = ttm_resource_manager_usage(&adev->mman.vram_mgr.manager);
655 		return copy_to_user(out, &ui64, min(size, 8u)) ? -EFAULT : 0;
656 	case AMDGPU_INFO_VIS_VRAM_USAGE:
657 		ui64 = amdgpu_vram_mgr_vis_usage(&adev->mman.vram_mgr);
658 		return copy_to_user(out, &ui64, min(size, 8u)) ? -EFAULT : 0;
659 	case AMDGPU_INFO_GTT_USAGE:
660 		ui64 = ttm_resource_manager_usage(&adev->mman.gtt_mgr.manager);
661 		return copy_to_user(out, &ui64, min(size, 8u)) ? -EFAULT : 0;
662 	case AMDGPU_INFO_GDS_CONFIG: {
663 		struct drm_amdgpu_info_gds gds_info;
664 
665 		memset(&gds_info, 0, sizeof(gds_info));
666 		gds_info.compute_partition_size = adev->gds.gds_size;
667 		gds_info.gds_total_size = adev->gds.gds_size;
668 		gds_info.gws_per_compute_partition = adev->gds.gws_size;
669 		gds_info.oa_per_compute_partition = adev->gds.oa_size;
670 		return copy_to_user(out, &gds_info,
671 				    min((size_t)size, sizeof(gds_info))) ? -EFAULT : 0;
672 	}
673 	case AMDGPU_INFO_VRAM_GTT: {
674 		struct drm_amdgpu_info_vram_gtt vram_gtt;
675 
676 		vram_gtt.vram_size = adev->gmc.real_vram_size -
677 			atomic64_read(&adev->vram_pin_size) -
678 			AMDGPU_VM_RESERVED_VRAM;
679 		vram_gtt.vram_cpu_accessible_size =
680 			min(adev->gmc.visible_vram_size -
681 			    atomic64_read(&adev->visible_pin_size),
682 			    vram_gtt.vram_size);
683 		vram_gtt.gtt_size = ttm_manager_type(&adev->mman.bdev, TTM_PL_TT)->size;
684 		vram_gtt.gtt_size -= atomic64_read(&adev->gart_pin_size);
685 		return copy_to_user(out, &vram_gtt,
686 				    min((size_t)size, sizeof(vram_gtt))) ? -EFAULT : 0;
687 	}
688 	case AMDGPU_INFO_MEMORY: {
689 		struct drm_amdgpu_memory_info mem;
690 		struct ttm_resource_manager *gtt_man =
691 			&adev->mman.gtt_mgr.manager;
692 		struct ttm_resource_manager *vram_man =
693 			&adev->mman.vram_mgr.manager;
694 
695 		memset(&mem, 0, sizeof(mem));
696 		mem.vram.total_heap_size = adev->gmc.real_vram_size;
697 		mem.vram.usable_heap_size = adev->gmc.real_vram_size -
698 			atomic64_read(&adev->vram_pin_size) -
699 			AMDGPU_VM_RESERVED_VRAM;
700 		mem.vram.heap_usage =
701 			ttm_resource_manager_usage(vram_man);
702 		mem.vram.max_allocation = mem.vram.usable_heap_size * 3 / 4;
703 
704 		mem.cpu_accessible_vram.total_heap_size =
705 			adev->gmc.visible_vram_size;
706 		mem.cpu_accessible_vram.usable_heap_size =
707 			min(adev->gmc.visible_vram_size -
708 			    atomic64_read(&adev->visible_pin_size),
709 			    mem.vram.usable_heap_size);
710 		mem.cpu_accessible_vram.heap_usage =
711 			amdgpu_vram_mgr_vis_usage(&adev->mman.vram_mgr);
712 		mem.cpu_accessible_vram.max_allocation =
713 			mem.cpu_accessible_vram.usable_heap_size * 3 / 4;
714 
715 		mem.gtt.total_heap_size = gtt_man->size;
716 		mem.gtt.usable_heap_size = mem.gtt.total_heap_size -
717 			atomic64_read(&adev->gart_pin_size);
718 		mem.gtt.heap_usage = ttm_resource_manager_usage(gtt_man);
719 		mem.gtt.max_allocation = mem.gtt.usable_heap_size * 3 / 4;
720 
721 		return copy_to_user(out, &mem,
722 				    min((size_t)size, sizeof(mem)))
723 				    ? -EFAULT : 0;
724 	}
725 	case AMDGPU_INFO_READ_MMR_REG: {
726 		int ret = 0;
727 		unsigned int n, alloc_size;
728 		uint32_t *regs;
729 		unsigned int se_num = (info->read_mmr_reg.instance >>
730 				   AMDGPU_INFO_MMR_SE_INDEX_SHIFT) &
731 				  AMDGPU_INFO_MMR_SE_INDEX_MASK;
732 		unsigned int sh_num = (info->read_mmr_reg.instance >>
733 				   AMDGPU_INFO_MMR_SH_INDEX_SHIFT) &
734 				  AMDGPU_INFO_MMR_SH_INDEX_MASK;
735 
736 		if (!down_read_trylock(&adev->reset_domain->sem))
737 			return -ENOENT;
738 
739 		/* set full masks if the userspace set all bits
740 		 * in the bitfields
741 		 */
742 		if (se_num == AMDGPU_INFO_MMR_SE_INDEX_MASK) {
743 			se_num = 0xffffffff;
744 		} else if (se_num >= AMDGPU_GFX_MAX_SE) {
745 			ret = -EINVAL;
746 			goto out;
747 		}
748 
749 		if (sh_num == AMDGPU_INFO_MMR_SH_INDEX_MASK) {
750 			sh_num = 0xffffffff;
751 		} else if (sh_num >= AMDGPU_GFX_MAX_SH_PER_SE) {
752 			ret = -EINVAL;
753 			goto out;
754 		}
755 
756 		if (info->read_mmr_reg.count > 128) {
757 			ret = -EINVAL;
758 			goto out;
759 		}
760 
761 		regs = kmalloc_array(info->read_mmr_reg.count, sizeof(*regs), GFP_KERNEL);
762 		if (!regs) {
763 			ret = -ENOMEM;
764 			goto out;
765 		}
766 
767 		alloc_size = info->read_mmr_reg.count * sizeof(*regs);
768 
769 		amdgpu_gfx_off_ctrl(adev, false);
770 		for (i = 0; i < info->read_mmr_reg.count; i++) {
771 			if (amdgpu_asic_read_register(adev, se_num, sh_num,
772 						      info->read_mmr_reg.dword_offset + i,
773 						      &regs[i])) {
774 				DRM_DEBUG_KMS("unallowed offset %#x\n",
775 					      info->read_mmr_reg.dword_offset + i);
776 				kfree(regs);
777 				amdgpu_gfx_off_ctrl(adev, true);
778 				ret = -EFAULT;
779 				goto out;
780 			}
781 		}
782 		amdgpu_gfx_off_ctrl(adev, true);
783 		n = copy_to_user(out, regs, min(size, alloc_size));
784 		kfree(regs);
785 		ret = (n ? -EFAULT : 0);
786 out:
787 		up_read(&adev->reset_domain->sem);
788 		return ret;
789 	}
790 	case AMDGPU_INFO_DEV_INFO: {
791 		struct drm_amdgpu_info_device *dev_info;
792 		uint64_t vm_size;
793 		uint32_t pcie_gen_mask;
794 		int ret;
795 
796 		dev_info = kzalloc(sizeof(*dev_info), GFP_KERNEL);
797 		if (!dev_info)
798 			return -ENOMEM;
799 
800 		dev_info->device_id = adev->pdev->device;
801 		dev_info->chip_rev = adev->rev_id;
802 		dev_info->external_rev = adev->external_rev_id;
803 		dev_info->pci_rev = adev->pdev->revision;
804 		dev_info->family = adev->family;
805 		dev_info->num_shader_engines = adev->gfx.config.max_shader_engines;
806 		dev_info->num_shader_arrays_per_engine = adev->gfx.config.max_sh_per_se;
807 		/* return all clocks in KHz */
808 		dev_info->gpu_counter_freq = amdgpu_asic_get_xclk(adev) * 10;
809 		if (adev->pm.dpm_enabled) {
810 			dev_info->max_engine_clock = amdgpu_dpm_get_sclk(adev, false) * 10;
811 			dev_info->max_memory_clock = amdgpu_dpm_get_mclk(adev, false) * 10;
812 			dev_info->min_engine_clock = amdgpu_dpm_get_sclk(adev, true) * 10;
813 			dev_info->min_memory_clock = amdgpu_dpm_get_mclk(adev, true) * 10;
814 		} else {
815 			dev_info->max_engine_clock =
816 				dev_info->min_engine_clock =
817 					adev->clock.default_sclk * 10;
818 			dev_info->max_memory_clock =
819 				dev_info->min_memory_clock =
820 					adev->clock.default_mclk * 10;
821 		}
822 		dev_info->enabled_rb_pipes_mask = adev->gfx.config.backend_enable_mask;
823 		dev_info->num_rb_pipes = adev->gfx.config.max_backends_per_se *
824 			adev->gfx.config.max_shader_engines;
825 		dev_info->num_hw_gfx_contexts = adev->gfx.config.max_hw_contexts;
826 		dev_info->ids_flags = 0;
827 		if (adev->flags & AMD_IS_APU)
828 			dev_info->ids_flags |= AMDGPU_IDS_FLAGS_FUSION;
829 		if (adev->gfx.mcbp)
830 			dev_info->ids_flags |= AMDGPU_IDS_FLAGS_PREEMPTION;
831 		if (amdgpu_is_tmz(adev))
832 			dev_info->ids_flags |= AMDGPU_IDS_FLAGS_TMZ;
833 		if (adev->gfx.config.ta_cntl2_truncate_coord_mode)
834 			dev_info->ids_flags |= AMDGPU_IDS_FLAGS_CONFORMANT_TRUNC_COORD;
835 
836 		vm_size = adev->vm_manager.max_pfn * AMDGPU_GPU_PAGE_SIZE;
837 		vm_size -= AMDGPU_VA_RESERVED_SIZE;
838 
839 		/* Older VCE FW versions are buggy and can handle only 40bits */
840 		if (adev->vce.fw_version &&
841 		    adev->vce.fw_version < AMDGPU_VCE_FW_53_45)
842 			vm_size = min(vm_size, 1ULL << 40);
843 
844 		dev_info->virtual_address_offset = AMDGPU_VA_RESERVED_SIZE;
845 		dev_info->virtual_address_max =
846 			min(vm_size, AMDGPU_GMC_HOLE_START);
847 
848 		if (vm_size > AMDGPU_GMC_HOLE_START) {
849 			dev_info->high_va_offset = AMDGPU_GMC_HOLE_END;
850 			dev_info->high_va_max = AMDGPU_GMC_HOLE_END | vm_size;
851 		}
852 		dev_info->virtual_address_alignment = max_t(u32, PAGE_SIZE, AMDGPU_GPU_PAGE_SIZE);
853 		dev_info->pte_fragment_size = (1 << adev->vm_manager.fragment_size) * AMDGPU_GPU_PAGE_SIZE;
854 		dev_info->gart_page_size = max_t(u32, PAGE_SIZE, AMDGPU_GPU_PAGE_SIZE);
855 		dev_info->cu_active_number = adev->gfx.cu_info.number;
856 		dev_info->cu_ao_mask = adev->gfx.cu_info.ao_cu_mask;
857 		dev_info->ce_ram_size = adev->gfx.ce_ram_size;
858 		memcpy(&dev_info->cu_ao_bitmap[0], &adev->gfx.cu_info.ao_cu_bitmap[0],
859 		       sizeof(adev->gfx.cu_info.ao_cu_bitmap));
860 		memcpy(&dev_info->cu_bitmap[0], &adev->gfx.cu_info.bitmap[0],
861 		       sizeof(dev_info->cu_bitmap));
862 		dev_info->vram_type = adev->gmc.vram_type;
863 		dev_info->vram_bit_width = adev->gmc.vram_width;
864 		dev_info->vce_harvest_config = adev->vce.harvest_config;
865 		dev_info->gc_double_offchip_lds_buf =
866 			adev->gfx.config.double_offchip_lds_buf;
867 		dev_info->wave_front_size = adev->gfx.cu_info.wave_front_size;
868 		dev_info->num_shader_visible_vgprs = adev->gfx.config.max_gprs;
869 		dev_info->num_cu_per_sh = adev->gfx.config.max_cu_per_sh;
870 		dev_info->num_tcc_blocks = adev->gfx.config.max_texture_channel_caches;
871 		dev_info->gs_vgt_table_depth = adev->gfx.config.gs_vgt_table_depth;
872 		dev_info->gs_prim_buffer_depth = adev->gfx.config.gs_prim_buffer_depth;
873 		dev_info->max_gs_waves_per_vgt = adev->gfx.config.max_gs_threads;
874 
875 		if (adev->family >= AMDGPU_FAMILY_NV)
876 			dev_info->pa_sc_tile_steering_override =
877 				adev->gfx.config.pa_sc_tile_steering_override;
878 
879 		dev_info->tcc_disabled_mask = adev->gfx.config.tcc_disabled_mask;
880 
881 		/* Combine the chip gen mask with the platform (CPU/mobo) mask. */
882 		pcie_gen_mask = adev->pm.pcie_gen_mask & (adev->pm.pcie_gen_mask >> 16);
883 		dev_info->pcie_gen = fls(pcie_gen_mask);
884 		dev_info->pcie_num_lanes =
885 			adev->pm.pcie_mlw_mask & CAIL_PCIE_LINK_WIDTH_SUPPORT_X32 ? 32 :
886 			adev->pm.pcie_mlw_mask & CAIL_PCIE_LINK_WIDTH_SUPPORT_X16 ? 16 :
887 			adev->pm.pcie_mlw_mask & CAIL_PCIE_LINK_WIDTH_SUPPORT_X12 ? 12 :
888 			adev->pm.pcie_mlw_mask & CAIL_PCIE_LINK_WIDTH_SUPPORT_X8 ? 8 :
889 			adev->pm.pcie_mlw_mask & CAIL_PCIE_LINK_WIDTH_SUPPORT_X4 ? 4 :
890 			adev->pm.pcie_mlw_mask & CAIL_PCIE_LINK_WIDTH_SUPPORT_X2 ? 2 : 1;
891 
892 		dev_info->tcp_cache_size = adev->gfx.config.gc_tcp_l1_size;
893 		dev_info->num_sqc_per_wgp = adev->gfx.config.gc_num_sqc_per_wgp;
894 		dev_info->sqc_data_cache_size = adev->gfx.config.gc_l1_data_cache_size_per_sqc;
895 		dev_info->sqc_inst_cache_size = adev->gfx.config.gc_l1_instruction_cache_size_per_sqc;
896 		dev_info->gl1c_cache_size = adev->gfx.config.gc_gl1c_size_per_instance *
897 					    adev->gfx.config.gc_gl1c_per_sa;
898 		dev_info->gl2c_cache_size = adev->gfx.config.gc_gl2c_per_gpu;
899 		dev_info->mall_size = adev->gmc.mall_size;
900 
901 
902 		if (adev->gfx.funcs->get_gfx_shadow_info) {
903 			struct amdgpu_gfx_shadow_info shadow_info;
904 
905 			ret = amdgpu_gfx_get_gfx_shadow_info(adev, &shadow_info);
906 			if (!ret) {
907 				dev_info->shadow_size = shadow_info.shadow_size;
908 				dev_info->shadow_alignment = shadow_info.shadow_alignment;
909 				dev_info->csa_size = shadow_info.csa_size;
910 				dev_info->csa_alignment = shadow_info.csa_alignment;
911 			}
912 		}
913 
914 		ret = copy_to_user(out, dev_info,
915 				   min((size_t)size, sizeof(*dev_info))) ? -EFAULT : 0;
916 		kfree(dev_info);
917 		return ret;
918 	}
919 	case AMDGPU_INFO_VCE_CLOCK_TABLE: {
920 		unsigned int i;
921 		struct drm_amdgpu_info_vce_clock_table vce_clk_table = {};
922 		struct amd_vce_state *vce_state;
923 
924 		for (i = 0; i < AMDGPU_VCE_CLOCK_TABLE_ENTRIES; i++) {
925 			vce_state = amdgpu_dpm_get_vce_clock_state(adev, i);
926 			if (vce_state) {
927 				vce_clk_table.entries[i].sclk = vce_state->sclk;
928 				vce_clk_table.entries[i].mclk = vce_state->mclk;
929 				vce_clk_table.entries[i].eclk = vce_state->evclk;
930 				vce_clk_table.num_valid_entries++;
931 			}
932 		}
933 
934 		return copy_to_user(out, &vce_clk_table,
935 				    min((size_t)size, sizeof(vce_clk_table))) ? -EFAULT : 0;
936 	}
937 	case AMDGPU_INFO_VBIOS: {
938 		uint32_t bios_size = adev->bios_size;
939 
940 		switch (info->vbios_info.type) {
941 		case AMDGPU_INFO_VBIOS_SIZE:
942 			return copy_to_user(out, &bios_size,
943 					min((size_t)size, sizeof(bios_size)))
944 					? -EFAULT : 0;
945 		case AMDGPU_INFO_VBIOS_IMAGE: {
946 			uint8_t *bios;
947 			uint32_t bios_offset = info->vbios_info.offset;
948 
949 			if (bios_offset >= bios_size)
950 				return -EINVAL;
951 
952 			bios = adev->bios + bios_offset;
953 			return copy_to_user(out, bios,
954 					    min((size_t)size, (size_t)(bios_size - bios_offset)))
955 					? -EFAULT : 0;
956 		}
957 		case AMDGPU_INFO_VBIOS_INFO: {
958 			struct drm_amdgpu_info_vbios vbios_info = {};
959 			struct atom_context *atom_context;
960 
961 			atom_context = adev->mode_info.atom_context;
962 			if (atom_context) {
963 				memcpy(vbios_info.name, atom_context->name,
964 				       sizeof(atom_context->name));
965 				memcpy(vbios_info.vbios_pn, atom_context->vbios_pn,
966 				       sizeof(atom_context->vbios_pn));
967 				vbios_info.version = atom_context->version;
968 				memcpy(vbios_info.vbios_ver_str, atom_context->vbios_ver_str,
969 				       sizeof(atom_context->vbios_ver_str));
970 				memcpy(vbios_info.date, atom_context->date,
971 				       sizeof(atom_context->date));
972 			}
973 
974 			return copy_to_user(out, &vbios_info,
975 						min((size_t)size, sizeof(vbios_info))) ? -EFAULT : 0;
976 		}
977 		default:
978 			DRM_DEBUG_KMS("Invalid request %d\n",
979 					info->vbios_info.type);
980 			return -EINVAL;
981 		}
982 	}
983 	case AMDGPU_INFO_NUM_HANDLES: {
984 		struct drm_amdgpu_info_num_handles handle;
985 
986 		switch (info->query_hw_ip.type) {
987 		case AMDGPU_HW_IP_UVD:
988 			/* Starting Polaris, we support unlimited UVD handles */
989 			if (adev->asic_type < CHIP_POLARIS10) {
990 				handle.uvd_max_handles = adev->uvd.max_handles;
991 				handle.uvd_used_handles = amdgpu_uvd_used_handles(adev);
992 
993 				return copy_to_user(out, &handle,
994 					min((size_t)size, sizeof(handle))) ? -EFAULT : 0;
995 			} else {
996 				return -ENODATA;
997 			}
998 
999 			break;
1000 		default:
1001 			return -EINVAL;
1002 		}
1003 	}
1004 	case AMDGPU_INFO_SENSOR: {
1005 		if (!adev->pm.dpm_enabled)
1006 			return -ENOENT;
1007 
1008 		switch (info->sensor_info.type) {
1009 		case AMDGPU_INFO_SENSOR_GFX_SCLK:
1010 			/* get sclk in Mhz */
1011 			if (amdgpu_dpm_read_sensor(adev,
1012 						   AMDGPU_PP_SENSOR_GFX_SCLK,
1013 						   (void *)&ui32, &ui32_size)) {
1014 				return -EINVAL;
1015 			}
1016 			ui32 /= 100;
1017 			break;
1018 		case AMDGPU_INFO_SENSOR_GFX_MCLK:
1019 			/* get mclk in Mhz */
1020 			if (amdgpu_dpm_read_sensor(adev,
1021 						   AMDGPU_PP_SENSOR_GFX_MCLK,
1022 						   (void *)&ui32, &ui32_size)) {
1023 				return -EINVAL;
1024 			}
1025 			ui32 /= 100;
1026 			break;
1027 		case AMDGPU_INFO_SENSOR_GPU_TEMP:
1028 			/* get temperature in millidegrees C */
1029 			if (amdgpu_dpm_read_sensor(adev,
1030 						   AMDGPU_PP_SENSOR_GPU_TEMP,
1031 						   (void *)&ui32, &ui32_size)) {
1032 				return -EINVAL;
1033 			}
1034 			break;
1035 		case AMDGPU_INFO_SENSOR_GPU_LOAD:
1036 			/* get GPU load */
1037 			if (amdgpu_dpm_read_sensor(adev,
1038 						   AMDGPU_PP_SENSOR_GPU_LOAD,
1039 						   (void *)&ui32, &ui32_size)) {
1040 				return -EINVAL;
1041 			}
1042 			break;
1043 		case AMDGPU_INFO_SENSOR_GPU_AVG_POWER:
1044 			/* get average GPU power */
1045 			if (amdgpu_dpm_read_sensor(adev,
1046 						   AMDGPU_PP_SENSOR_GPU_AVG_POWER,
1047 						   (void *)&ui32, &ui32_size)) {
1048 				/* fall back to input power for backwards compat */
1049 				if (amdgpu_dpm_read_sensor(adev,
1050 							   AMDGPU_PP_SENSOR_GPU_INPUT_POWER,
1051 							   (void *)&ui32, &ui32_size)) {
1052 					return -EINVAL;
1053 				}
1054 			}
1055 			ui32 >>= 8;
1056 			break;
1057 		case AMDGPU_INFO_SENSOR_VDDNB:
1058 			/* get VDDNB in millivolts */
1059 			if (amdgpu_dpm_read_sensor(adev,
1060 						   AMDGPU_PP_SENSOR_VDDNB,
1061 						   (void *)&ui32, &ui32_size)) {
1062 				return -EINVAL;
1063 			}
1064 			break;
1065 		case AMDGPU_INFO_SENSOR_VDDGFX:
1066 			/* get VDDGFX in millivolts */
1067 			if (amdgpu_dpm_read_sensor(adev,
1068 						   AMDGPU_PP_SENSOR_VDDGFX,
1069 						   (void *)&ui32, &ui32_size)) {
1070 				return -EINVAL;
1071 			}
1072 			break;
1073 		case AMDGPU_INFO_SENSOR_STABLE_PSTATE_GFX_SCLK:
1074 			/* get stable pstate sclk in Mhz */
1075 			if (amdgpu_dpm_read_sensor(adev,
1076 						   AMDGPU_PP_SENSOR_STABLE_PSTATE_SCLK,
1077 						   (void *)&ui32, &ui32_size)) {
1078 				return -EINVAL;
1079 			}
1080 			ui32 /= 100;
1081 			break;
1082 		case AMDGPU_INFO_SENSOR_STABLE_PSTATE_GFX_MCLK:
1083 			/* get stable pstate mclk in Mhz */
1084 			if (amdgpu_dpm_read_sensor(adev,
1085 						   AMDGPU_PP_SENSOR_STABLE_PSTATE_MCLK,
1086 						   (void *)&ui32, &ui32_size)) {
1087 				return -EINVAL;
1088 			}
1089 			ui32 /= 100;
1090 			break;
1091 		case AMDGPU_INFO_SENSOR_PEAK_PSTATE_GFX_SCLK:
1092 			/* get peak pstate sclk in Mhz */
1093 			if (amdgpu_dpm_read_sensor(adev,
1094 						   AMDGPU_PP_SENSOR_PEAK_PSTATE_SCLK,
1095 						   (void *)&ui32, &ui32_size)) {
1096 				return -EINVAL;
1097 			}
1098 			ui32 /= 100;
1099 			break;
1100 		case AMDGPU_INFO_SENSOR_PEAK_PSTATE_GFX_MCLK:
1101 			/* get peak pstate mclk in Mhz */
1102 			if (amdgpu_dpm_read_sensor(adev,
1103 						   AMDGPU_PP_SENSOR_PEAK_PSTATE_MCLK,
1104 						   (void *)&ui32, &ui32_size)) {
1105 				return -EINVAL;
1106 			}
1107 			ui32 /= 100;
1108 			break;
1109 		default:
1110 			DRM_DEBUG_KMS("Invalid request %d\n",
1111 				      info->sensor_info.type);
1112 			return -EINVAL;
1113 		}
1114 		return copy_to_user(out, &ui32, min(size, 4u)) ? -EFAULT : 0;
1115 	}
1116 	case AMDGPU_INFO_VRAM_LOST_COUNTER:
1117 		ui32 = atomic_read(&adev->vram_lost_counter);
1118 		return copy_to_user(out, &ui32, min(size, 4u)) ? -EFAULT : 0;
1119 	case AMDGPU_INFO_RAS_ENABLED_FEATURES: {
1120 		struct amdgpu_ras *ras = amdgpu_ras_get_context(adev);
1121 		uint64_t ras_mask;
1122 
1123 		if (!ras)
1124 			return -EINVAL;
1125 		ras_mask = (uint64_t)adev->ras_enabled << 32 | ras->features;
1126 
1127 		return copy_to_user(out, &ras_mask,
1128 				min_t(u64, size, sizeof(ras_mask))) ?
1129 			-EFAULT : 0;
1130 	}
1131 	case AMDGPU_INFO_VIDEO_CAPS: {
1132 		const struct amdgpu_video_codecs *codecs;
1133 		struct drm_amdgpu_info_video_caps *caps;
1134 		int r;
1135 
1136 		if (!adev->asic_funcs->query_video_codecs)
1137 			return -EINVAL;
1138 
1139 		switch (info->video_cap.type) {
1140 		case AMDGPU_INFO_VIDEO_CAPS_DECODE:
1141 			r = amdgpu_asic_query_video_codecs(adev, false, &codecs);
1142 			if (r)
1143 				return -EINVAL;
1144 			break;
1145 		case AMDGPU_INFO_VIDEO_CAPS_ENCODE:
1146 			r = amdgpu_asic_query_video_codecs(adev, true, &codecs);
1147 			if (r)
1148 				return -EINVAL;
1149 			break;
1150 		default:
1151 			DRM_DEBUG_KMS("Invalid request %d\n",
1152 				      info->video_cap.type);
1153 			return -EINVAL;
1154 		}
1155 
1156 		caps = kzalloc(sizeof(*caps), GFP_KERNEL);
1157 		if (!caps)
1158 			return -ENOMEM;
1159 
1160 		for (i = 0; i < codecs->codec_count; i++) {
1161 			int idx = codecs->codec_array[i].codec_type;
1162 
1163 			switch (idx) {
1164 			case AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_MPEG2:
1165 			case AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_MPEG4:
1166 			case AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_VC1:
1167 			case AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_MPEG4_AVC:
1168 			case AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_HEVC:
1169 			case AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_JPEG:
1170 			case AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_VP9:
1171 			case AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_AV1:
1172 				caps->codec_info[idx].valid = 1;
1173 				caps->codec_info[idx].max_width =
1174 					codecs->codec_array[i].max_width;
1175 				caps->codec_info[idx].max_height =
1176 					codecs->codec_array[i].max_height;
1177 				caps->codec_info[idx].max_pixels_per_frame =
1178 					codecs->codec_array[i].max_pixels_per_frame;
1179 				caps->codec_info[idx].max_level =
1180 					codecs->codec_array[i].max_level;
1181 				break;
1182 			default:
1183 				break;
1184 			}
1185 		}
1186 		r = copy_to_user(out, caps,
1187 				 min((size_t)size, sizeof(*caps))) ? -EFAULT : 0;
1188 		kfree(caps);
1189 		return r;
1190 	}
1191 	case AMDGPU_INFO_MAX_IBS: {
1192 		uint32_t max_ibs[AMDGPU_HW_IP_NUM];
1193 
1194 		for (i = 0; i < AMDGPU_HW_IP_NUM; ++i)
1195 			max_ibs[i] = amdgpu_ring_max_ibs(i);
1196 
1197 		return copy_to_user(out, max_ibs,
1198 				    min((size_t)size, sizeof(max_ibs))) ? -EFAULT : 0;
1199 	}
1200 	default:
1201 		DRM_DEBUG_KMS("Invalid request %d\n", info->query);
1202 		return -EINVAL;
1203 	}
1204 	return 0;
1205 }
1206 
1207 
1208 /*
1209  * Outdated mess for old drm with Xorg being in charge (void function now).
1210  */
1211 /**
1212  * amdgpu_driver_lastclose_kms - drm callback for last close
1213  *
1214  * @dev: drm dev pointer
1215  *
1216  * Switch vga_switcheroo state after last close (all asics).
1217  */
amdgpu_driver_lastclose_kms(struct drm_device * dev)1218 void amdgpu_driver_lastclose_kms(struct drm_device *dev)
1219 {
1220 	drm_fb_helper_lastclose(dev);
1221 	vga_switcheroo_process_delayed_switch();
1222 }
1223 
1224 /**
1225  * amdgpu_driver_open_kms - drm callback for open
1226  *
1227  * @dev: drm dev pointer
1228  * @file_priv: drm file
1229  *
1230  * On device open, init vm on cayman+ (all asics).
1231  * Returns 0 on success, error on failure.
1232  */
amdgpu_driver_open_kms(struct drm_device * dev,struct drm_file * file_priv)1233 int amdgpu_driver_open_kms(struct drm_device *dev, struct drm_file *file_priv)
1234 {
1235 	struct amdgpu_device *adev = drm_to_adev(dev);
1236 	struct amdgpu_fpriv *fpriv;
1237 	int r, pasid;
1238 
1239 	/* Ensure IB tests are run on ring */
1240 	flush_delayed_work(&adev->delayed_init_work);
1241 
1242 
1243 	if (amdgpu_ras_intr_triggered()) {
1244 		DRM_ERROR("RAS Intr triggered, device disabled!!");
1245 		return -EHWPOISON;
1246 	}
1247 
1248 	file_priv->driver_priv = NULL;
1249 
1250 	r = pm_runtime_get_sync(dev->dev);
1251 	if (r < 0)
1252 		goto pm_put;
1253 
1254 	fpriv = kzalloc(sizeof(*fpriv), GFP_KERNEL);
1255 	if (unlikely(!fpriv)) {
1256 		r = -ENOMEM;
1257 		goto out_suspend;
1258 	}
1259 
1260 	pasid = amdgpu_pasid_alloc(16);
1261 	if (pasid < 0) {
1262 		dev_warn(adev->dev, "No more PASIDs available!");
1263 		pasid = 0;
1264 	}
1265 
1266 	r = amdgpu_xcp_open_device(adev, fpriv, file_priv);
1267 	if (r)
1268 		goto error_pasid;
1269 
1270 	r = amdgpu_vm_init(adev, &fpriv->vm, fpriv->xcp_id);
1271 	if (r)
1272 		goto error_pasid;
1273 
1274 	r = amdgpu_vm_set_pasid(adev, &fpriv->vm, pasid);
1275 	if (r)
1276 		goto error_vm;
1277 
1278 	fpriv->prt_va = amdgpu_vm_bo_add(adev, &fpriv->vm, NULL);
1279 	if (!fpriv->prt_va) {
1280 		r = -ENOMEM;
1281 		goto error_vm;
1282 	}
1283 
1284 	if (adev->gfx.mcbp) {
1285 		uint64_t csa_addr = amdgpu_csa_vaddr(adev) & AMDGPU_GMC_HOLE_MASK;
1286 
1287 		r = amdgpu_map_static_csa(adev, &fpriv->vm, adev->virt.csa_obj,
1288 						&fpriv->csa_va, csa_addr, AMDGPU_CSA_SIZE);
1289 		if (r)
1290 			goto error_vm;
1291 	}
1292 
1293 	rw_init(&fpriv->bo_list_lock, "agbo");
1294 	idr_init_base(&fpriv->bo_list_handles, 1);
1295 
1296 	amdgpu_ctx_mgr_init(&fpriv->ctx_mgr, adev);
1297 
1298 	file_priv->driver_priv = fpriv;
1299 	goto out_suspend;
1300 
1301 error_vm:
1302 	amdgpu_vm_fini(adev, &fpriv->vm);
1303 
1304 error_pasid:
1305 	if (pasid) {
1306 		amdgpu_pasid_free(pasid);
1307 		amdgpu_vm_set_pasid(adev, &fpriv->vm, 0);
1308 	}
1309 
1310 	kfree(fpriv);
1311 
1312 out_suspend:
1313 	pm_runtime_mark_last_busy(dev->dev);
1314 pm_put:
1315 	pm_runtime_put_autosuspend(dev->dev);
1316 
1317 	return r;
1318 }
1319 
1320 /**
1321  * amdgpu_driver_postclose_kms - drm callback for post close
1322  *
1323  * @dev: drm dev pointer
1324  * @file_priv: drm file
1325  *
1326  * On device post close, tear down vm on cayman+ (all asics).
1327  */
amdgpu_driver_postclose_kms(struct drm_device * dev,struct drm_file * file_priv)1328 void amdgpu_driver_postclose_kms(struct drm_device *dev,
1329 				 struct drm_file *file_priv)
1330 {
1331 	struct amdgpu_device *adev = drm_to_adev(dev);
1332 	struct amdgpu_fpriv *fpriv = file_priv->driver_priv;
1333 	struct amdgpu_bo_list *list;
1334 	struct amdgpu_bo *pd;
1335 	u32 pasid;
1336 	int handle;
1337 
1338 	if (!fpriv)
1339 		return;
1340 
1341 	pm_runtime_get_sync(dev->dev);
1342 
1343 	if (amdgpu_device_ip_get_ip_block(adev, AMD_IP_BLOCK_TYPE_UVD) != NULL)
1344 		amdgpu_uvd_free_handles(adev, file_priv);
1345 	if (amdgpu_device_ip_get_ip_block(adev, AMD_IP_BLOCK_TYPE_VCE) != NULL)
1346 		amdgpu_vce_free_handles(adev, file_priv);
1347 
1348 	if (fpriv->csa_va) {
1349 		uint64_t csa_addr = amdgpu_csa_vaddr(adev) & AMDGPU_GMC_HOLE_MASK;
1350 
1351 		WARN_ON(amdgpu_unmap_static_csa(adev, &fpriv->vm, adev->virt.csa_obj,
1352 						fpriv->csa_va, csa_addr));
1353 		fpriv->csa_va = NULL;
1354 	}
1355 
1356 	pasid = fpriv->vm.pasid;
1357 	pd = amdgpu_bo_ref(fpriv->vm.root.bo);
1358 	if (!WARN_ON(amdgpu_bo_reserve(pd, true))) {
1359 		amdgpu_vm_bo_del(adev, fpriv->prt_va);
1360 		amdgpu_bo_unreserve(pd);
1361 	}
1362 
1363 	amdgpu_ctx_mgr_fini(&fpriv->ctx_mgr);
1364 	amdgpu_vm_fini(adev, &fpriv->vm);
1365 
1366 	if (pasid)
1367 		amdgpu_pasid_free_delayed(pd->tbo.base.resv, pasid);
1368 	amdgpu_bo_unref(&pd);
1369 
1370 	idr_for_each_entry(&fpriv->bo_list_handles, list, handle)
1371 		amdgpu_bo_list_put(list);
1372 
1373 	idr_destroy(&fpriv->bo_list_handles);
1374 	mutex_destroy(&fpriv->bo_list_lock);
1375 
1376 	kfree(fpriv);
1377 	file_priv->driver_priv = NULL;
1378 
1379 	pm_runtime_mark_last_busy(dev->dev);
1380 	pm_runtime_put_autosuspend(dev->dev);
1381 }
1382 
1383 
amdgpu_driver_release_kms(struct drm_device * dev)1384 void amdgpu_driver_release_kms(struct drm_device *dev)
1385 {
1386 	struct amdgpu_device *adev = drm_to_adev(dev);
1387 
1388 	amdgpu_device_fini_sw(adev);
1389 	pci_set_drvdata(adev->pdev, NULL);
1390 }
1391 
1392 /*
1393  * VBlank related functions.
1394  */
1395 /**
1396  * amdgpu_get_vblank_counter_kms - get frame count
1397  *
1398  * @crtc: crtc to get the frame count from
1399  *
1400  * Gets the frame count on the requested crtc (all asics).
1401  * Returns frame count on success, -EINVAL on failure.
1402  */
amdgpu_get_vblank_counter_kms(struct drm_crtc * crtc)1403 u32 amdgpu_get_vblank_counter_kms(struct drm_crtc *crtc)
1404 {
1405 	struct drm_device *dev = crtc->dev;
1406 	unsigned int pipe = crtc->index;
1407 	struct amdgpu_device *adev = drm_to_adev(dev);
1408 	int vpos, hpos, stat;
1409 	u32 count;
1410 
1411 	if (pipe >= adev->mode_info.num_crtc) {
1412 		DRM_ERROR("Invalid crtc %u\n", pipe);
1413 		return -EINVAL;
1414 	}
1415 
1416 	/* The hw increments its frame counter at start of vsync, not at start
1417 	 * of vblank, as is required by DRM core vblank counter handling.
1418 	 * Cook the hw count here to make it appear to the caller as if it
1419 	 * incremented at start of vblank. We measure distance to start of
1420 	 * vblank in vpos. vpos therefore will be >= 0 between start of vblank
1421 	 * and start of vsync, so vpos >= 0 means to bump the hw frame counter
1422 	 * result by 1 to give the proper appearance to caller.
1423 	 */
1424 	if (adev->mode_info.crtcs[pipe]) {
1425 		/* Repeat readout if needed to provide stable result if
1426 		 * we cross start of vsync during the queries.
1427 		 */
1428 		do {
1429 			count = amdgpu_display_vblank_get_counter(adev, pipe);
1430 			/* Ask amdgpu_display_get_crtc_scanoutpos to return
1431 			 * vpos as distance to start of vblank, instead of
1432 			 * regular vertical scanout pos.
1433 			 */
1434 			stat = amdgpu_display_get_crtc_scanoutpos(
1435 				dev, pipe, GET_DISTANCE_TO_VBLANKSTART,
1436 				&vpos, &hpos, NULL, NULL,
1437 				&adev->mode_info.crtcs[pipe]->base.hwmode);
1438 		} while (count != amdgpu_display_vblank_get_counter(adev, pipe));
1439 
1440 		if (((stat & (DRM_SCANOUTPOS_VALID | DRM_SCANOUTPOS_ACCURATE)) !=
1441 		    (DRM_SCANOUTPOS_VALID | DRM_SCANOUTPOS_ACCURATE))) {
1442 			DRM_DEBUG_VBL("Query failed! stat %d\n", stat);
1443 		} else {
1444 			DRM_DEBUG_VBL("crtc %d: dist from vblank start %d\n",
1445 				      pipe, vpos);
1446 
1447 			/* Bump counter if we are at >= leading edge of vblank,
1448 			 * but before vsync where vpos would turn negative and
1449 			 * the hw counter really increments.
1450 			 */
1451 			if (vpos >= 0)
1452 				count++;
1453 		}
1454 	} else {
1455 		/* Fallback to use value as is. */
1456 		count = amdgpu_display_vblank_get_counter(adev, pipe);
1457 		DRM_DEBUG_VBL("NULL mode info! Returned count may be wrong.\n");
1458 	}
1459 
1460 	return count;
1461 }
1462 
1463 /**
1464  * amdgpu_enable_vblank_kms - enable vblank interrupt
1465  *
1466  * @crtc: crtc to enable vblank interrupt for
1467  *
1468  * Enable the interrupt on the requested crtc (all asics).
1469  * Returns 0 on success, -EINVAL on failure.
1470  */
amdgpu_enable_vblank_kms(struct drm_crtc * crtc)1471 int amdgpu_enable_vblank_kms(struct drm_crtc *crtc)
1472 {
1473 	struct drm_device *dev = crtc->dev;
1474 	unsigned int pipe = crtc->index;
1475 	struct amdgpu_device *adev = drm_to_adev(dev);
1476 	int idx = amdgpu_display_crtc_idx_to_irq_type(adev, pipe);
1477 
1478 	return amdgpu_irq_get(adev, &adev->crtc_irq, idx);
1479 }
1480 
1481 /**
1482  * amdgpu_disable_vblank_kms - disable vblank interrupt
1483  *
1484  * @crtc: crtc to disable vblank interrupt for
1485  *
1486  * Disable the interrupt on the requested crtc (all asics).
1487  */
amdgpu_disable_vblank_kms(struct drm_crtc * crtc)1488 void amdgpu_disable_vblank_kms(struct drm_crtc *crtc)
1489 {
1490 	struct drm_device *dev = crtc->dev;
1491 	unsigned int pipe = crtc->index;
1492 	struct amdgpu_device *adev = drm_to_adev(dev);
1493 	int idx = amdgpu_display_crtc_idx_to_irq_type(adev, pipe);
1494 
1495 	amdgpu_irq_put(adev, &adev->crtc_irq, idx);
1496 }
1497 
1498 /*
1499  * Debugfs info
1500  */
1501 #if defined(CONFIG_DEBUG_FS)
1502 
amdgpu_debugfs_firmware_info_show(struct seq_file * m,void * unused)1503 static int amdgpu_debugfs_firmware_info_show(struct seq_file *m, void *unused)
1504 {
1505 	struct amdgpu_device *adev = m->private;
1506 	struct drm_amdgpu_info_firmware fw_info;
1507 	struct drm_amdgpu_query_fw query_fw;
1508 	struct atom_context *ctx = adev->mode_info.atom_context;
1509 	uint8_t smu_program, smu_major, smu_minor, smu_debug;
1510 	int ret, i;
1511 
1512 	static const char *ta_fw_name[TA_FW_TYPE_MAX_INDEX] = {
1513 #define TA_FW_NAME(type)[TA_FW_TYPE_PSP_##type] = #type
1514 		TA_FW_NAME(XGMI),
1515 		TA_FW_NAME(RAS),
1516 		TA_FW_NAME(HDCP),
1517 		TA_FW_NAME(DTM),
1518 		TA_FW_NAME(RAP),
1519 		TA_FW_NAME(SECUREDISPLAY),
1520 #undef TA_FW_NAME
1521 	};
1522 
1523 	/* VCE */
1524 	query_fw.fw_type = AMDGPU_INFO_FW_VCE;
1525 	ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
1526 	if (ret)
1527 		return ret;
1528 	seq_printf(m, "VCE feature version: %u, firmware version: 0x%08x\n",
1529 		   fw_info.feature, fw_info.ver);
1530 
1531 	/* UVD */
1532 	query_fw.fw_type = AMDGPU_INFO_FW_UVD;
1533 	ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
1534 	if (ret)
1535 		return ret;
1536 	seq_printf(m, "UVD feature version: %u, firmware version: 0x%08x\n",
1537 		   fw_info.feature, fw_info.ver);
1538 
1539 	/* GMC */
1540 	query_fw.fw_type = AMDGPU_INFO_FW_GMC;
1541 	ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
1542 	if (ret)
1543 		return ret;
1544 	seq_printf(m, "MC feature version: %u, firmware version: 0x%08x\n",
1545 		   fw_info.feature, fw_info.ver);
1546 
1547 	/* ME */
1548 	query_fw.fw_type = AMDGPU_INFO_FW_GFX_ME;
1549 	ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
1550 	if (ret)
1551 		return ret;
1552 	seq_printf(m, "ME feature version: %u, firmware version: 0x%08x\n",
1553 		   fw_info.feature, fw_info.ver);
1554 
1555 	/* PFP */
1556 	query_fw.fw_type = AMDGPU_INFO_FW_GFX_PFP;
1557 	ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
1558 	if (ret)
1559 		return ret;
1560 	seq_printf(m, "PFP feature version: %u, firmware version: 0x%08x\n",
1561 		   fw_info.feature, fw_info.ver);
1562 
1563 	/* CE */
1564 	query_fw.fw_type = AMDGPU_INFO_FW_GFX_CE;
1565 	ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
1566 	if (ret)
1567 		return ret;
1568 	seq_printf(m, "CE feature version: %u, firmware version: 0x%08x\n",
1569 		   fw_info.feature, fw_info.ver);
1570 
1571 	/* RLC */
1572 	query_fw.fw_type = AMDGPU_INFO_FW_GFX_RLC;
1573 	ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
1574 	if (ret)
1575 		return ret;
1576 	seq_printf(m, "RLC feature version: %u, firmware version: 0x%08x\n",
1577 		   fw_info.feature, fw_info.ver);
1578 
1579 	/* RLC SAVE RESTORE LIST CNTL */
1580 	query_fw.fw_type = AMDGPU_INFO_FW_GFX_RLC_RESTORE_LIST_CNTL;
1581 	ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
1582 	if (ret)
1583 		return ret;
1584 	seq_printf(m, "RLC SRLC feature version: %u, firmware version: 0x%08x\n",
1585 		   fw_info.feature, fw_info.ver);
1586 
1587 	/* RLC SAVE RESTORE LIST GPM MEM */
1588 	query_fw.fw_type = AMDGPU_INFO_FW_GFX_RLC_RESTORE_LIST_GPM_MEM;
1589 	ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
1590 	if (ret)
1591 		return ret;
1592 	seq_printf(m, "RLC SRLG feature version: %u, firmware version: 0x%08x\n",
1593 		   fw_info.feature, fw_info.ver);
1594 
1595 	/* RLC SAVE RESTORE LIST SRM MEM */
1596 	query_fw.fw_type = AMDGPU_INFO_FW_GFX_RLC_RESTORE_LIST_SRM_MEM;
1597 	ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
1598 	if (ret)
1599 		return ret;
1600 	seq_printf(m, "RLC SRLS feature version: %u, firmware version: 0x%08x\n",
1601 		   fw_info.feature, fw_info.ver);
1602 
1603 	/* RLCP */
1604 	query_fw.fw_type = AMDGPU_INFO_FW_GFX_RLCP;
1605 	ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
1606 	if (ret)
1607 		return ret;
1608 	seq_printf(m, "RLCP feature version: %u, firmware version: 0x%08x\n",
1609 		   fw_info.feature, fw_info.ver);
1610 
1611 	/* RLCV */
1612 	query_fw.fw_type = AMDGPU_INFO_FW_GFX_RLCV;
1613 	ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
1614 	if (ret)
1615 		return ret;
1616 	seq_printf(m, "RLCV feature version: %u, firmware version: 0x%08x\n",
1617 		   fw_info.feature, fw_info.ver);
1618 
1619 	/* MEC */
1620 	query_fw.fw_type = AMDGPU_INFO_FW_GFX_MEC;
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, "MEC feature version: %u, firmware version: 0x%08x\n",
1626 		   fw_info.feature, fw_info.ver);
1627 
1628 	/* MEC2 */
1629 	if (adev->gfx.mec2_fw) {
1630 		query_fw.index = 1;
1631 		ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
1632 		if (ret)
1633 			return ret;
1634 		seq_printf(m, "MEC2 feature version: %u, firmware version: 0x%08x\n",
1635 			   fw_info.feature, fw_info.ver);
1636 	}
1637 
1638 	/* IMU */
1639 	query_fw.fw_type = AMDGPU_INFO_FW_IMU;
1640 	query_fw.index = 0;
1641 	ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
1642 	if (ret)
1643 		return ret;
1644 	seq_printf(m, "IMU feature version: %u, firmware version: 0x%08x\n",
1645 		   fw_info.feature, fw_info.ver);
1646 
1647 	/* PSP SOS */
1648 	query_fw.fw_type = AMDGPU_INFO_FW_SOS;
1649 	ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
1650 	if (ret)
1651 		return ret;
1652 	seq_printf(m, "SOS feature version: %u, firmware version: 0x%08x\n",
1653 		   fw_info.feature, fw_info.ver);
1654 
1655 
1656 	/* PSP ASD */
1657 	query_fw.fw_type = AMDGPU_INFO_FW_ASD;
1658 	ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
1659 	if (ret)
1660 		return ret;
1661 	seq_printf(m, "ASD feature version: %u, firmware version: 0x%08x\n",
1662 		   fw_info.feature, fw_info.ver);
1663 
1664 	query_fw.fw_type = AMDGPU_INFO_FW_TA;
1665 	for (i = TA_FW_TYPE_PSP_XGMI; i < TA_FW_TYPE_MAX_INDEX; i++) {
1666 		query_fw.index = i;
1667 		ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
1668 		if (ret)
1669 			continue;
1670 
1671 		seq_printf(m, "TA %s feature version: 0x%08x, firmware version: 0x%08x\n",
1672 			   ta_fw_name[i], fw_info.feature, fw_info.ver);
1673 	}
1674 
1675 	/* SMC */
1676 	query_fw.fw_type = AMDGPU_INFO_FW_SMC;
1677 	ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
1678 	if (ret)
1679 		return ret;
1680 	smu_program = (fw_info.ver >> 24) & 0xff;
1681 	smu_major = (fw_info.ver >> 16) & 0xff;
1682 	smu_minor = (fw_info.ver >> 8) & 0xff;
1683 	smu_debug = (fw_info.ver >> 0) & 0xff;
1684 	seq_printf(m, "SMC feature version: %u, program: %d, firmware version: 0x%08x (%d.%d.%d)\n",
1685 		   fw_info.feature, smu_program, fw_info.ver, smu_major, smu_minor, smu_debug);
1686 
1687 	/* SDMA */
1688 	query_fw.fw_type = AMDGPU_INFO_FW_SDMA;
1689 	for (i = 0; i < adev->sdma.num_instances; i++) {
1690 		query_fw.index = i;
1691 		ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
1692 		if (ret)
1693 			return ret;
1694 		seq_printf(m, "SDMA%d feature version: %u, firmware version: 0x%08x\n",
1695 			   i, fw_info.feature, fw_info.ver);
1696 	}
1697 
1698 	/* VCN */
1699 	query_fw.fw_type = AMDGPU_INFO_FW_VCN;
1700 	ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
1701 	if (ret)
1702 		return ret;
1703 	seq_printf(m, "VCN feature version: %u, firmware version: 0x%08x\n",
1704 		   fw_info.feature, fw_info.ver);
1705 
1706 	/* DMCU */
1707 	query_fw.fw_type = AMDGPU_INFO_FW_DMCU;
1708 	ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
1709 	if (ret)
1710 		return ret;
1711 	seq_printf(m, "DMCU feature version: %u, firmware version: 0x%08x\n",
1712 		   fw_info.feature, fw_info.ver);
1713 
1714 	/* DMCUB */
1715 	query_fw.fw_type = AMDGPU_INFO_FW_DMCUB;
1716 	ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
1717 	if (ret)
1718 		return ret;
1719 	seq_printf(m, "DMCUB feature version: %u, firmware version: 0x%08x\n",
1720 		   fw_info.feature, fw_info.ver);
1721 
1722 	/* TOC */
1723 	query_fw.fw_type = AMDGPU_INFO_FW_TOC;
1724 	ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
1725 	if (ret)
1726 		return ret;
1727 	seq_printf(m, "TOC feature version: %u, firmware version: 0x%08x\n",
1728 		   fw_info.feature, fw_info.ver);
1729 
1730 	/* CAP */
1731 	if (adev->psp.cap_fw) {
1732 		query_fw.fw_type = AMDGPU_INFO_FW_CAP;
1733 		ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
1734 		if (ret)
1735 			return ret;
1736 		seq_printf(m, "CAP feature version: %u, firmware version: 0x%08x\n",
1737 				fw_info.feature, fw_info.ver);
1738 	}
1739 
1740 	/* MES_KIQ */
1741 	query_fw.fw_type = AMDGPU_INFO_FW_MES_KIQ;
1742 	ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
1743 	if (ret)
1744 		return ret;
1745 	seq_printf(m, "MES_KIQ feature version: %u, firmware version: 0x%08x\n",
1746 		   fw_info.feature, fw_info.ver);
1747 
1748 	/* MES */
1749 	query_fw.fw_type = AMDGPU_INFO_FW_MES;
1750 	ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
1751 	if (ret)
1752 		return ret;
1753 	seq_printf(m, "MES feature version: %u, firmware version: 0x%08x\n",
1754 		   fw_info.feature, fw_info.ver);
1755 
1756 	seq_printf(m, "VBIOS version: %s\n", ctx->vbios_pn);
1757 
1758 	return 0;
1759 }
1760 
1761 DEFINE_SHOW_ATTRIBUTE(amdgpu_debugfs_firmware_info);
1762 
1763 #endif
1764 
amdgpu_debugfs_firmware_init(struct amdgpu_device * adev)1765 void amdgpu_debugfs_firmware_init(struct amdgpu_device *adev)
1766 {
1767 #if defined(CONFIG_DEBUG_FS)
1768 	struct drm_minor *minor = adev_to_drm(adev)->primary;
1769 	struct dentry *root = minor->debugfs_root;
1770 
1771 	debugfs_create_file("amdgpu_firmware_info", 0444, root,
1772 			    adev, &amdgpu_debugfs_firmware_info_fops);
1773 
1774 #endif
1775 }
1776