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