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 #include <drm/drmP.h>
29 #include "amdgpu.h"
30 #include <drm/amdgpu_drm.h>
31 #include "amdgpu_sched.h"
32 #include "amdgpu_uvd.h"
33 #include "amdgpu_vce.h"
34 
35 #include <linux/vga_switcheroo.h>
36 #include <linux/slab.h>
37 #include <linux/pm_runtime.h>
38 #include "amdgpu_amdkfd.h"
39 
40 /**
41  * amdgpu_driver_unload_kms - Main unload function for KMS.
42  *
43  * @dev: drm dev pointer
44  *
45  * This is the main unload function for KMS (all asics).
46  * Returns 0 on success.
47  */
48 void amdgpu_driver_unload_kms(struct drm_device *dev)
49 {
50 	struct amdgpu_device *adev = dev->dev_private;
51 
52 	if (adev == NULL)
53 		return;
54 
55 	if (adev->rmmio == NULL)
56 		goto done_free;
57 
58 	if (amdgpu_sriov_vf(adev))
59 		amdgpu_virt_request_full_gpu(adev, false);
60 
61 	if (amdgpu_device_is_px(dev)) {
62 		pm_runtime_get_sync(dev->dev);
63 		pm_runtime_forbid(dev->dev);
64 	}
65 
66 	amdgpu_amdkfd_device_fini(adev);
67 
68 	amdgpu_acpi_fini(adev);
69 
70 	amdgpu_device_fini(adev);
71 
72 done_free:
73 	kfree(adev);
74 	dev->dev_private = NULL;
75 }
76 
77 /**
78  * amdgpu_driver_load_kms - Main load function for KMS.
79  *
80  * @dev: drm dev pointer
81  * @flags: device flags
82  *
83  * This is the main load function for KMS (all asics).
84  * Returns 0 on success, error on failure.
85  */
86 int amdgpu_driver_load_kms(struct drm_device *dev, unsigned long flags)
87 {
88 	struct amdgpu_device *adev;
89 	int r, acpi_status;
90 
91 #ifdef CONFIG_DRM_AMDGPU_SI
92 	if (!amdgpu_si_support) {
93 		switch (flags & AMD_ASIC_MASK) {
94 		case CHIP_TAHITI:
95 		case CHIP_PITCAIRN:
96 		case CHIP_VERDE:
97 		case CHIP_OLAND:
98 		case CHIP_HAINAN:
99 			dev_info(dev->dev,
100 				 "SI support provided by radeon.\n");
101 			dev_info(dev->dev,
102 				 "Use radeon.si_support=0 amdgpu.si_support=1 to override.\n"
103 				);
104 			return -ENODEV;
105 		}
106 	}
107 #endif
108 #ifdef CONFIG_DRM_AMDGPU_CIK
109 	if (!amdgpu_cik_support) {
110 		switch (flags & AMD_ASIC_MASK) {
111 		case CHIP_KAVERI:
112 		case CHIP_BONAIRE:
113 		case CHIP_HAWAII:
114 		case CHIP_KABINI:
115 		case CHIP_MULLINS:
116 			dev_info(dev->dev,
117 				 "CIK support provided by radeon.\n");
118 			dev_info(dev->dev,
119 				 "Use radeon.cik_support=0 amdgpu.cik_support=1 to override.\n"
120 				);
121 			return -ENODEV;
122 		}
123 	}
124 #endif
125 
126 	adev = kzalloc(sizeof(struct amdgpu_device), GFP_KERNEL);
127 	if (adev == NULL) {
128 		return -ENOMEM;
129 	}
130 	dev->dev_private = (void *)adev;
131 
132 	if ((amdgpu_runtime_pm != 0) &&
133 	    amdgpu_has_atpx() &&
134 	    (amdgpu_is_atpx_hybrid() ||
135 	     amdgpu_has_atpx_dgpu_power_cntl()) &&
136 	    ((flags & AMD_IS_APU) == 0) &&
137 	    !pci_is_thunderbolt_attached(dev->pdev))
138 		flags |= AMD_IS_PX;
139 
140 	/* amdgpu_device_init should report only fatal error
141 	 * like memory allocation failure or iomapping failure,
142 	 * or memory manager initialization failure, it must
143 	 * properly initialize the GPU MC controller and permit
144 	 * VRAM allocation
145 	 */
146 	r = amdgpu_device_init(adev, dev, dev->pdev, flags);
147 	if (r) {
148 		dev_err(&dev->pdev->dev, "Fatal error during GPU init\n");
149 		goto out;
150 	}
151 
152 	/* Call ACPI methods: require modeset init
153 	 * but failure is not fatal
154 	 */
155 	if (!r) {
156 		acpi_status = amdgpu_acpi_init(adev);
157 		if (acpi_status)
158 		dev_dbg(&dev->pdev->dev,
159 				"Error during ACPI methods call\n");
160 	}
161 
162 	amdgpu_amdkfd_device_probe(adev);
163 	amdgpu_amdkfd_device_init(adev);
164 
165 	if (amdgpu_device_is_px(dev)) {
166 		pm_runtime_use_autosuspend(dev->dev);
167 		pm_runtime_set_autosuspend_delay(dev->dev, 5000);
168 		pm_runtime_set_active(dev->dev);
169 		pm_runtime_allow(dev->dev);
170 		pm_runtime_mark_last_busy(dev->dev);
171 		pm_runtime_put_autosuspend(dev->dev);
172 	}
173 
174 	if (amdgpu_sriov_vf(adev))
175 		amdgpu_virt_release_full_gpu(adev, true);
176 
177 out:
178 	if (r) {
179 		/* balance pm_runtime_get_sync in amdgpu_driver_unload_kms */
180 		if (adev->rmmio && amdgpu_device_is_px(dev))
181 			pm_runtime_put_noidle(dev->dev);
182 		amdgpu_driver_unload_kms(dev);
183 	}
184 
185 	return r;
186 }
187 
188 static int amdgpu_firmware_info(struct drm_amdgpu_info_firmware *fw_info,
189 				struct drm_amdgpu_query_fw *query_fw,
190 				struct amdgpu_device *adev)
191 {
192 	switch (query_fw->fw_type) {
193 	case AMDGPU_INFO_FW_VCE:
194 		fw_info->ver = adev->vce.fw_version;
195 		fw_info->feature = adev->vce.fb_version;
196 		break;
197 	case AMDGPU_INFO_FW_UVD:
198 		fw_info->ver = adev->uvd.fw_version;
199 		fw_info->feature = 0;
200 		break;
201 	case AMDGPU_INFO_FW_GMC:
202 		fw_info->ver = adev->mc.fw_version;
203 		fw_info->feature = 0;
204 		break;
205 	case AMDGPU_INFO_FW_GFX_ME:
206 		fw_info->ver = adev->gfx.me_fw_version;
207 		fw_info->feature = adev->gfx.me_feature_version;
208 		break;
209 	case AMDGPU_INFO_FW_GFX_PFP:
210 		fw_info->ver = adev->gfx.pfp_fw_version;
211 		fw_info->feature = adev->gfx.pfp_feature_version;
212 		break;
213 	case AMDGPU_INFO_FW_GFX_CE:
214 		fw_info->ver = adev->gfx.ce_fw_version;
215 		fw_info->feature = adev->gfx.ce_feature_version;
216 		break;
217 	case AMDGPU_INFO_FW_GFX_RLC:
218 		fw_info->ver = adev->gfx.rlc_fw_version;
219 		fw_info->feature = adev->gfx.rlc_feature_version;
220 		break;
221 	case AMDGPU_INFO_FW_GFX_MEC:
222 		if (query_fw->index == 0) {
223 			fw_info->ver = adev->gfx.mec_fw_version;
224 			fw_info->feature = adev->gfx.mec_feature_version;
225 		} else if (query_fw->index == 1) {
226 			fw_info->ver = adev->gfx.mec2_fw_version;
227 			fw_info->feature = adev->gfx.mec2_feature_version;
228 		} else
229 			return -EINVAL;
230 		break;
231 	case AMDGPU_INFO_FW_SMC:
232 		fw_info->ver = adev->pm.fw_version;
233 		fw_info->feature = 0;
234 		break;
235 	case AMDGPU_INFO_FW_SDMA:
236 		if (query_fw->index >= adev->sdma.num_instances)
237 			return -EINVAL;
238 		fw_info->ver = adev->sdma.instance[query_fw->index].fw_version;
239 		fw_info->feature = adev->sdma.instance[query_fw->index].feature_version;
240 		break;
241 	case AMDGPU_INFO_FW_SOS:
242 		fw_info->ver = adev->psp.sos_fw_version;
243 		fw_info->feature = adev->psp.sos_feature_version;
244 		break;
245 	case AMDGPU_INFO_FW_ASD:
246 		fw_info->ver = adev->psp.asd_fw_version;
247 		fw_info->feature = adev->psp.asd_feature_version;
248 		break;
249 	default:
250 		return -EINVAL;
251 	}
252 	return 0;
253 }
254 
255 /*
256  * Userspace get information ioctl
257  */
258 /**
259  * amdgpu_info_ioctl - answer a device specific request.
260  *
261  * @adev: amdgpu device pointer
262  * @data: request object
263  * @filp: drm filp
264  *
265  * This function is used to pass device specific parameters to the userspace
266  * drivers.  Examples include: pci device id, pipeline parms, tiling params,
267  * etc. (all asics).
268  * Returns 0 on success, -EINVAL on failure.
269  */
270 static int amdgpu_info_ioctl(struct drm_device *dev, void *data, struct drm_file *filp)
271 {
272 	struct amdgpu_device *adev = dev->dev_private;
273 	struct drm_amdgpu_info *info = data;
274 	struct amdgpu_mode_info *minfo = &adev->mode_info;
275 	void __user *out = (void __user *)(uintptr_t)info->return_pointer;
276 	uint32_t size = info->return_size;
277 	struct drm_crtc *crtc;
278 	uint32_t ui32 = 0;
279 	uint64_t ui64 = 0;
280 	int i, found;
281 	int ui32_size = sizeof(ui32);
282 
283 	if (!info->return_size || !info->return_pointer)
284 		return -EINVAL;
285 
286 	switch (info->query) {
287 	case AMDGPU_INFO_ACCEL_WORKING:
288 		ui32 = adev->accel_working;
289 		return copy_to_user(out, &ui32, min(size, 4u)) ? -EFAULT : 0;
290 	case AMDGPU_INFO_CRTC_FROM_ID:
291 		for (i = 0, found = 0; i < adev->mode_info.num_crtc; i++) {
292 			crtc = (struct drm_crtc *)minfo->crtcs[i];
293 			if (crtc && crtc->base.id == info->mode_crtc.id) {
294 				struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc);
295 				ui32 = amdgpu_crtc->crtc_id;
296 				found = 1;
297 				break;
298 			}
299 		}
300 		if (!found) {
301 			DRM_DEBUG_KMS("unknown crtc id %d\n", info->mode_crtc.id);
302 			return -EINVAL;
303 		}
304 		return copy_to_user(out, &ui32, min(size, 4u)) ? -EFAULT : 0;
305 	case AMDGPU_INFO_HW_IP_INFO: {
306 		struct drm_amdgpu_info_hw_ip ip = {};
307 		enum amd_ip_block_type type;
308 		uint32_t ring_mask = 0;
309 		uint32_t ib_start_alignment = 0;
310 		uint32_t ib_size_alignment = 0;
311 
312 		if (info->query_hw_ip.ip_instance >= AMDGPU_HW_IP_INSTANCE_MAX_COUNT)
313 			return -EINVAL;
314 
315 		switch (info->query_hw_ip.type) {
316 		case AMDGPU_HW_IP_GFX:
317 			type = AMD_IP_BLOCK_TYPE_GFX;
318 			for (i = 0; i < adev->gfx.num_gfx_rings; i++)
319 				ring_mask |= ((adev->gfx.gfx_ring[i].ready ? 1 : 0) << i);
320 			ib_start_alignment = AMDGPU_GPU_PAGE_SIZE;
321 			ib_size_alignment = 8;
322 			break;
323 		case AMDGPU_HW_IP_COMPUTE:
324 			type = AMD_IP_BLOCK_TYPE_GFX;
325 			for (i = 0; i < adev->gfx.num_compute_rings; i++)
326 				ring_mask |= ((adev->gfx.compute_ring[i].ready ? 1 : 0) << i);
327 			ib_start_alignment = AMDGPU_GPU_PAGE_SIZE;
328 			ib_size_alignment = 8;
329 			break;
330 		case AMDGPU_HW_IP_DMA:
331 			type = AMD_IP_BLOCK_TYPE_SDMA;
332 			for (i = 0; i < adev->sdma.num_instances; i++)
333 				ring_mask |= ((adev->sdma.instance[i].ring.ready ? 1 : 0) << i);
334 			ib_start_alignment = AMDGPU_GPU_PAGE_SIZE;
335 			ib_size_alignment = 1;
336 			break;
337 		case AMDGPU_HW_IP_UVD:
338 			type = AMD_IP_BLOCK_TYPE_UVD;
339 			ring_mask = adev->uvd.ring.ready ? 1 : 0;
340 			ib_start_alignment = AMDGPU_GPU_PAGE_SIZE;
341 			ib_size_alignment = 16;
342 			break;
343 		case AMDGPU_HW_IP_VCE:
344 			type = AMD_IP_BLOCK_TYPE_VCE;
345 			for (i = 0; i < adev->vce.num_rings; i++)
346 				ring_mask |= ((adev->vce.ring[i].ready ? 1 : 0) << i);
347 			ib_start_alignment = AMDGPU_GPU_PAGE_SIZE;
348 			ib_size_alignment = 1;
349 			break;
350 		case AMDGPU_HW_IP_UVD_ENC:
351 			type = AMD_IP_BLOCK_TYPE_UVD;
352 			for (i = 0; i < adev->uvd.num_enc_rings; i++)
353 				ring_mask |= ((adev->uvd.ring_enc[i].ready ? 1 : 0) << i);
354 			ib_start_alignment = AMDGPU_GPU_PAGE_SIZE;
355 			ib_size_alignment = 1;
356 			break;
357 		case AMDGPU_HW_IP_VCN_DEC:
358 			type = AMD_IP_BLOCK_TYPE_VCN;
359 			ring_mask = adev->vcn.ring_dec.ready ? 1 : 0;
360 			ib_start_alignment = AMDGPU_GPU_PAGE_SIZE;
361 			ib_size_alignment = 16;
362 			break;
363 		case AMDGPU_HW_IP_VCN_ENC:
364 			type = AMD_IP_BLOCK_TYPE_VCN;
365 			for (i = 0; i < adev->vcn.num_enc_rings; i++)
366 				ring_mask |= ((adev->vcn.ring_enc[i].ready ? 1 : 0) << i);
367 			ib_start_alignment = AMDGPU_GPU_PAGE_SIZE;
368 			ib_size_alignment = 1;
369 			break;
370 		default:
371 			return -EINVAL;
372 		}
373 
374 		for (i = 0; i < adev->num_ip_blocks; i++) {
375 			if (adev->ip_blocks[i].version->type == type &&
376 			    adev->ip_blocks[i].status.valid) {
377 				ip.hw_ip_version_major = adev->ip_blocks[i].version->major;
378 				ip.hw_ip_version_minor = adev->ip_blocks[i].version->minor;
379 				ip.capabilities_flags = 0;
380 				ip.available_rings = ring_mask;
381 				ip.ib_start_alignment = ib_start_alignment;
382 				ip.ib_size_alignment = ib_size_alignment;
383 				break;
384 			}
385 		}
386 		return copy_to_user(out, &ip,
387 				    min((size_t)size, sizeof(ip))) ? -EFAULT : 0;
388 	}
389 	case AMDGPU_INFO_HW_IP_COUNT: {
390 		enum amd_ip_block_type type;
391 		uint32_t count = 0;
392 
393 		switch (info->query_hw_ip.type) {
394 		case AMDGPU_HW_IP_GFX:
395 			type = AMD_IP_BLOCK_TYPE_GFX;
396 			break;
397 		case AMDGPU_HW_IP_COMPUTE:
398 			type = AMD_IP_BLOCK_TYPE_GFX;
399 			break;
400 		case AMDGPU_HW_IP_DMA:
401 			type = AMD_IP_BLOCK_TYPE_SDMA;
402 			break;
403 		case AMDGPU_HW_IP_UVD:
404 			type = AMD_IP_BLOCK_TYPE_UVD;
405 			break;
406 		case AMDGPU_HW_IP_VCE:
407 			type = AMD_IP_BLOCK_TYPE_VCE;
408 			break;
409 		case AMDGPU_HW_IP_UVD_ENC:
410 			type = AMD_IP_BLOCK_TYPE_UVD;
411 			break;
412 		case AMDGPU_HW_IP_VCN_DEC:
413 		case AMDGPU_HW_IP_VCN_ENC:
414 			type = AMD_IP_BLOCK_TYPE_VCN;
415 			break;
416 		default:
417 			return -EINVAL;
418 		}
419 
420 		for (i = 0; i < adev->num_ip_blocks; i++)
421 			if (adev->ip_blocks[i].version->type == type &&
422 			    adev->ip_blocks[i].status.valid &&
423 			    count < AMDGPU_HW_IP_INSTANCE_MAX_COUNT)
424 				count++;
425 
426 		return copy_to_user(out, &count, min(size, 4u)) ? -EFAULT : 0;
427 	}
428 	case AMDGPU_INFO_TIMESTAMP:
429 		ui64 = amdgpu_gfx_get_gpu_clock_counter(adev);
430 		return copy_to_user(out, &ui64, min(size, 8u)) ? -EFAULT : 0;
431 	case AMDGPU_INFO_FW_VERSION: {
432 		struct drm_amdgpu_info_firmware fw_info;
433 		int ret;
434 
435 		/* We only support one instance of each IP block right now. */
436 		if (info->query_fw.ip_instance != 0)
437 			return -EINVAL;
438 
439 		ret = amdgpu_firmware_info(&fw_info, &info->query_fw, adev);
440 		if (ret)
441 			return ret;
442 
443 		return copy_to_user(out, &fw_info,
444 				    min((size_t)size, sizeof(fw_info))) ? -EFAULT : 0;
445 	}
446 	case AMDGPU_INFO_NUM_BYTES_MOVED:
447 		ui64 = atomic64_read(&adev->num_bytes_moved);
448 		return copy_to_user(out, &ui64, min(size, 8u)) ? -EFAULT : 0;
449 	case AMDGPU_INFO_NUM_EVICTIONS:
450 		ui64 = atomic64_read(&adev->num_evictions);
451 		return copy_to_user(out, &ui64, min(size, 8u)) ? -EFAULT : 0;
452 	case AMDGPU_INFO_NUM_VRAM_CPU_PAGE_FAULTS:
453 		ui64 = atomic64_read(&adev->num_vram_cpu_page_faults);
454 		return copy_to_user(out, &ui64, min(size, 8u)) ? -EFAULT : 0;
455 	case AMDGPU_INFO_VRAM_USAGE:
456 		ui64 = amdgpu_vram_mgr_usage(&adev->mman.bdev.man[TTM_PL_VRAM]);
457 		return copy_to_user(out, &ui64, min(size, 8u)) ? -EFAULT : 0;
458 	case AMDGPU_INFO_VIS_VRAM_USAGE:
459 		ui64 = amdgpu_vram_mgr_vis_usage(&adev->mman.bdev.man[TTM_PL_VRAM]);
460 		return copy_to_user(out, &ui64, min(size, 8u)) ? -EFAULT : 0;
461 	case AMDGPU_INFO_GTT_USAGE:
462 		ui64 = amdgpu_gtt_mgr_usage(&adev->mman.bdev.man[TTM_PL_TT]);
463 		return copy_to_user(out, &ui64, min(size, 8u)) ? -EFAULT : 0;
464 	case AMDGPU_INFO_GDS_CONFIG: {
465 		struct drm_amdgpu_info_gds gds_info;
466 
467 		memset(&gds_info, 0, sizeof(gds_info));
468 		gds_info.gds_gfx_partition_size = adev->gds.mem.gfx_partition_size >> AMDGPU_GDS_SHIFT;
469 		gds_info.compute_partition_size = adev->gds.mem.cs_partition_size >> AMDGPU_GDS_SHIFT;
470 		gds_info.gds_total_size = adev->gds.mem.total_size >> AMDGPU_GDS_SHIFT;
471 		gds_info.gws_per_gfx_partition = adev->gds.gws.gfx_partition_size >> AMDGPU_GWS_SHIFT;
472 		gds_info.gws_per_compute_partition = adev->gds.gws.cs_partition_size >> AMDGPU_GWS_SHIFT;
473 		gds_info.oa_per_gfx_partition = adev->gds.oa.gfx_partition_size >> AMDGPU_OA_SHIFT;
474 		gds_info.oa_per_compute_partition = adev->gds.oa.cs_partition_size >> AMDGPU_OA_SHIFT;
475 		return copy_to_user(out, &gds_info,
476 				    min((size_t)size, sizeof(gds_info))) ? -EFAULT : 0;
477 	}
478 	case AMDGPU_INFO_VRAM_GTT: {
479 		struct drm_amdgpu_info_vram_gtt vram_gtt;
480 
481 		vram_gtt.vram_size = adev->mc.real_vram_size;
482 		vram_gtt.vram_size -= adev->vram_pin_size;
483 		vram_gtt.vram_cpu_accessible_size = adev->mc.visible_vram_size;
484 		vram_gtt.vram_cpu_accessible_size -= (adev->vram_pin_size - adev->invisible_pin_size);
485 		vram_gtt.gtt_size = adev->mman.bdev.man[TTM_PL_TT].size;
486 		vram_gtt.gtt_size *= PAGE_SIZE;
487 		vram_gtt.gtt_size -= adev->gart_pin_size;
488 		return copy_to_user(out, &vram_gtt,
489 				    min((size_t)size, sizeof(vram_gtt))) ? -EFAULT : 0;
490 	}
491 	case AMDGPU_INFO_MEMORY: {
492 		struct drm_amdgpu_memory_info mem;
493 
494 		memset(&mem, 0, sizeof(mem));
495 		mem.vram.total_heap_size = adev->mc.real_vram_size;
496 		mem.vram.usable_heap_size =
497 			adev->mc.real_vram_size - adev->vram_pin_size;
498 		mem.vram.heap_usage =
499 			amdgpu_vram_mgr_usage(&adev->mman.bdev.man[TTM_PL_VRAM]);
500 		mem.vram.max_allocation = mem.vram.usable_heap_size * 3 / 4;
501 
502 		mem.cpu_accessible_vram.total_heap_size =
503 			adev->mc.visible_vram_size;
504 		mem.cpu_accessible_vram.usable_heap_size =
505 			adev->mc.visible_vram_size -
506 			(adev->vram_pin_size - adev->invisible_pin_size);
507 		mem.cpu_accessible_vram.heap_usage =
508 			amdgpu_vram_mgr_vis_usage(&adev->mman.bdev.man[TTM_PL_VRAM]);
509 		mem.cpu_accessible_vram.max_allocation =
510 			mem.cpu_accessible_vram.usable_heap_size * 3 / 4;
511 
512 		mem.gtt.total_heap_size = adev->mman.bdev.man[TTM_PL_TT].size;
513 		mem.gtt.total_heap_size *= PAGE_SIZE;
514 		mem.gtt.usable_heap_size = mem.gtt.total_heap_size
515 			- adev->gart_pin_size;
516 		mem.gtt.heap_usage =
517 			amdgpu_gtt_mgr_usage(&adev->mman.bdev.man[TTM_PL_TT]);
518 		mem.gtt.max_allocation = mem.gtt.usable_heap_size * 3 / 4;
519 
520 		return copy_to_user(out, &mem,
521 				    min((size_t)size, sizeof(mem)))
522 				    ? -EFAULT : 0;
523 	}
524 	case AMDGPU_INFO_READ_MMR_REG: {
525 		unsigned n, alloc_size;
526 		uint32_t *regs;
527 		unsigned se_num = (info->read_mmr_reg.instance >>
528 				   AMDGPU_INFO_MMR_SE_INDEX_SHIFT) &
529 				  AMDGPU_INFO_MMR_SE_INDEX_MASK;
530 		unsigned sh_num = (info->read_mmr_reg.instance >>
531 				   AMDGPU_INFO_MMR_SH_INDEX_SHIFT) &
532 				  AMDGPU_INFO_MMR_SH_INDEX_MASK;
533 
534 		/* set full masks if the userspace set all bits
535 		 * in the bitfields */
536 		if (se_num == AMDGPU_INFO_MMR_SE_INDEX_MASK)
537 			se_num = 0xffffffff;
538 		if (sh_num == AMDGPU_INFO_MMR_SH_INDEX_MASK)
539 			sh_num = 0xffffffff;
540 
541 		regs = kmalloc_array(info->read_mmr_reg.count, sizeof(*regs), GFP_KERNEL);
542 		if (!regs)
543 			return -ENOMEM;
544 		alloc_size = info->read_mmr_reg.count * sizeof(*regs);
545 
546 		for (i = 0; i < info->read_mmr_reg.count; i++)
547 			if (amdgpu_asic_read_register(adev, se_num, sh_num,
548 						      info->read_mmr_reg.dword_offset + i,
549 						      &regs[i])) {
550 				DRM_DEBUG_KMS("unallowed offset %#x\n",
551 					      info->read_mmr_reg.dword_offset + i);
552 				kfree(regs);
553 				return -EFAULT;
554 			}
555 		n = copy_to_user(out, regs, min(size, alloc_size));
556 		kfree(regs);
557 		return n ? -EFAULT : 0;
558 	}
559 	case AMDGPU_INFO_DEV_INFO: {
560 		struct drm_amdgpu_info_device dev_info = {};
561 
562 		dev_info.device_id = dev->pdev->device;
563 		dev_info.chip_rev = adev->rev_id;
564 		dev_info.external_rev = adev->external_rev_id;
565 		dev_info.pci_rev = dev->pdev->revision;
566 		dev_info.family = adev->family;
567 		dev_info.num_shader_engines = adev->gfx.config.max_shader_engines;
568 		dev_info.num_shader_arrays_per_engine = adev->gfx.config.max_sh_per_se;
569 		/* return all clocks in KHz */
570 		dev_info.gpu_counter_freq = amdgpu_asic_get_xclk(adev) * 10;
571 		if (adev->pm.dpm_enabled) {
572 			dev_info.max_engine_clock = amdgpu_dpm_get_sclk(adev, false) * 10;
573 			dev_info.max_memory_clock = amdgpu_dpm_get_mclk(adev, false) * 10;
574 		} else {
575 			dev_info.max_engine_clock = adev->clock.default_sclk * 10;
576 			dev_info.max_memory_clock = adev->clock.default_mclk * 10;
577 		}
578 		dev_info.enabled_rb_pipes_mask = adev->gfx.config.backend_enable_mask;
579 		dev_info.num_rb_pipes = adev->gfx.config.max_backends_per_se *
580 			adev->gfx.config.max_shader_engines;
581 		dev_info.num_hw_gfx_contexts = adev->gfx.config.max_hw_contexts;
582 		dev_info._pad = 0;
583 		dev_info.ids_flags = 0;
584 		if (adev->flags & AMD_IS_APU)
585 			dev_info.ids_flags |= AMDGPU_IDS_FLAGS_FUSION;
586 		if (amdgpu_sriov_vf(adev))
587 			dev_info.ids_flags |= AMDGPU_IDS_FLAGS_PREEMPTION;
588 		dev_info.virtual_address_offset = AMDGPU_VA_RESERVED_SIZE;
589 		dev_info.virtual_address_max = (uint64_t)adev->vm_manager.max_pfn * AMDGPU_GPU_PAGE_SIZE;
590 		dev_info.virtual_address_alignment = max((int)PAGE_SIZE, AMDGPU_GPU_PAGE_SIZE);
591 		dev_info.pte_fragment_size = (1 << adev->vm_manager.fragment_size) * AMDGPU_GPU_PAGE_SIZE;
592 		dev_info.gart_page_size = AMDGPU_GPU_PAGE_SIZE;
593 		dev_info.cu_active_number = adev->gfx.cu_info.number;
594 		dev_info.cu_ao_mask = adev->gfx.cu_info.ao_cu_mask;
595 		dev_info.ce_ram_size = adev->gfx.ce_ram_size;
596 		memcpy(&dev_info.cu_ao_bitmap[0], &adev->gfx.cu_info.ao_cu_bitmap[0],
597 		       sizeof(adev->gfx.cu_info.ao_cu_bitmap));
598 		memcpy(&dev_info.cu_bitmap[0], &adev->gfx.cu_info.bitmap[0],
599 		       sizeof(adev->gfx.cu_info.bitmap));
600 		dev_info.vram_type = adev->mc.vram_type;
601 		dev_info.vram_bit_width = adev->mc.vram_width;
602 		dev_info.vce_harvest_config = adev->vce.harvest_config;
603 		dev_info.gc_double_offchip_lds_buf =
604 			adev->gfx.config.double_offchip_lds_buf;
605 
606 		if (amdgpu_ngg) {
607 			dev_info.prim_buf_gpu_addr = adev->gfx.ngg.buf[NGG_PRIM].gpu_addr;
608 			dev_info.prim_buf_size = adev->gfx.ngg.buf[NGG_PRIM].size;
609 			dev_info.pos_buf_gpu_addr = adev->gfx.ngg.buf[NGG_POS].gpu_addr;
610 			dev_info.pos_buf_size = adev->gfx.ngg.buf[NGG_POS].size;
611 			dev_info.cntl_sb_buf_gpu_addr = adev->gfx.ngg.buf[NGG_CNTL].gpu_addr;
612 			dev_info.cntl_sb_buf_size = adev->gfx.ngg.buf[NGG_CNTL].size;
613 			dev_info.param_buf_gpu_addr = adev->gfx.ngg.buf[NGG_PARAM].gpu_addr;
614 			dev_info.param_buf_size = adev->gfx.ngg.buf[NGG_PARAM].size;
615 		}
616 		dev_info.wave_front_size = adev->gfx.cu_info.wave_front_size;
617 		dev_info.num_shader_visible_vgprs = adev->gfx.config.max_gprs;
618 		dev_info.num_cu_per_sh = adev->gfx.config.max_cu_per_sh;
619 		dev_info.num_tcc_blocks = adev->gfx.config.max_texture_channel_caches;
620 		dev_info.gs_vgt_table_depth = adev->gfx.config.gs_vgt_table_depth;
621 		dev_info.gs_prim_buffer_depth = adev->gfx.config.gs_prim_buffer_depth;
622 		dev_info.max_gs_waves_per_vgt = adev->gfx.config.max_gs_threads;
623 
624 		return copy_to_user(out, &dev_info,
625 				    min((size_t)size, sizeof(dev_info))) ? -EFAULT : 0;
626 	}
627 	case AMDGPU_INFO_VCE_CLOCK_TABLE: {
628 		unsigned i;
629 		struct drm_amdgpu_info_vce_clock_table vce_clk_table = {};
630 		struct amd_vce_state *vce_state;
631 
632 		for (i = 0; i < AMDGPU_VCE_CLOCK_TABLE_ENTRIES; i++) {
633 			vce_state = amdgpu_dpm_get_vce_clock_state(adev, i);
634 			if (vce_state) {
635 				vce_clk_table.entries[i].sclk = vce_state->sclk;
636 				vce_clk_table.entries[i].mclk = vce_state->mclk;
637 				vce_clk_table.entries[i].eclk = vce_state->evclk;
638 				vce_clk_table.num_valid_entries++;
639 			}
640 		}
641 
642 		return copy_to_user(out, &vce_clk_table,
643 				    min((size_t)size, sizeof(vce_clk_table))) ? -EFAULT : 0;
644 	}
645 	case AMDGPU_INFO_VBIOS: {
646 		uint32_t bios_size = adev->bios_size;
647 
648 		switch (info->vbios_info.type) {
649 		case AMDGPU_INFO_VBIOS_SIZE:
650 			return copy_to_user(out, &bios_size,
651 					min((size_t)size, sizeof(bios_size)))
652 					? -EFAULT : 0;
653 		case AMDGPU_INFO_VBIOS_IMAGE: {
654 			uint8_t *bios;
655 			uint32_t bios_offset = info->vbios_info.offset;
656 
657 			if (bios_offset >= bios_size)
658 				return -EINVAL;
659 
660 			bios = adev->bios + bios_offset;
661 			return copy_to_user(out, bios,
662 					    min((size_t)size, (size_t)(bios_size - bios_offset)))
663 					? -EFAULT : 0;
664 		}
665 		default:
666 			DRM_DEBUG_KMS("Invalid request %d\n",
667 					info->vbios_info.type);
668 			return -EINVAL;
669 		}
670 	}
671 	case AMDGPU_INFO_NUM_HANDLES: {
672 		struct drm_amdgpu_info_num_handles handle;
673 
674 		switch (info->query_hw_ip.type) {
675 		case AMDGPU_HW_IP_UVD:
676 			/* Starting Polaris, we support unlimited UVD handles */
677 			if (adev->asic_type < CHIP_POLARIS10) {
678 				handle.uvd_max_handles = adev->uvd.max_handles;
679 				handle.uvd_used_handles = amdgpu_uvd_used_handles(adev);
680 
681 				return copy_to_user(out, &handle,
682 					min((size_t)size, sizeof(handle))) ? -EFAULT : 0;
683 			} else {
684 				return -ENODATA;
685 			}
686 
687 			break;
688 		default:
689 			return -EINVAL;
690 		}
691 	}
692 	case AMDGPU_INFO_SENSOR: {
693 		struct pp_gpu_power query = {0};
694 		int query_size = sizeof(query);
695 
696 		if (amdgpu_dpm == 0)
697 			return -ENOENT;
698 
699 		switch (info->sensor_info.type) {
700 		case AMDGPU_INFO_SENSOR_GFX_SCLK:
701 			/* get sclk in Mhz */
702 			if (amdgpu_dpm_read_sensor(adev,
703 						   AMDGPU_PP_SENSOR_GFX_SCLK,
704 						   (void *)&ui32, &ui32_size)) {
705 				return -EINVAL;
706 			}
707 			ui32 /= 100;
708 			break;
709 		case AMDGPU_INFO_SENSOR_GFX_MCLK:
710 			/* get mclk in Mhz */
711 			if (amdgpu_dpm_read_sensor(adev,
712 						   AMDGPU_PP_SENSOR_GFX_MCLK,
713 						   (void *)&ui32, &ui32_size)) {
714 				return -EINVAL;
715 			}
716 			ui32 /= 100;
717 			break;
718 		case AMDGPU_INFO_SENSOR_GPU_TEMP:
719 			/* get temperature in millidegrees C */
720 			if (amdgpu_dpm_read_sensor(adev,
721 						   AMDGPU_PP_SENSOR_GPU_TEMP,
722 						   (void *)&ui32, &ui32_size)) {
723 				return -EINVAL;
724 			}
725 			break;
726 		case AMDGPU_INFO_SENSOR_GPU_LOAD:
727 			/* get GPU load */
728 			if (amdgpu_dpm_read_sensor(adev,
729 						   AMDGPU_PP_SENSOR_GPU_LOAD,
730 						   (void *)&ui32, &ui32_size)) {
731 				return -EINVAL;
732 			}
733 			break;
734 		case AMDGPU_INFO_SENSOR_GPU_AVG_POWER:
735 			/* get average GPU power */
736 			if (amdgpu_dpm_read_sensor(adev,
737 						   AMDGPU_PP_SENSOR_GPU_POWER,
738 						   (void *)&query, &query_size)) {
739 				return -EINVAL;
740 			}
741 			ui32 = query.average_gpu_power >> 8;
742 			break;
743 		case AMDGPU_INFO_SENSOR_VDDNB:
744 			/* get VDDNB in millivolts */
745 			if (amdgpu_dpm_read_sensor(adev,
746 						   AMDGPU_PP_SENSOR_VDDNB,
747 						   (void *)&ui32, &ui32_size)) {
748 				return -EINVAL;
749 			}
750 			break;
751 		case AMDGPU_INFO_SENSOR_VDDGFX:
752 			/* get VDDGFX in millivolts */
753 			if (amdgpu_dpm_read_sensor(adev,
754 						   AMDGPU_PP_SENSOR_VDDGFX,
755 						   (void *)&ui32, &ui32_size)) {
756 				return -EINVAL;
757 			}
758 			break;
759 		default:
760 			DRM_DEBUG_KMS("Invalid request %d\n",
761 				      info->sensor_info.type);
762 			return -EINVAL;
763 		}
764 		return copy_to_user(out, &ui32, min(size, 4u)) ? -EFAULT : 0;
765 	}
766 	case AMDGPU_INFO_VRAM_LOST_COUNTER:
767 		ui32 = atomic_read(&adev->vram_lost_counter);
768 		return copy_to_user(out, &ui32, min(size, 4u)) ? -EFAULT : 0;
769 	default:
770 		DRM_DEBUG_KMS("Invalid request %d\n", info->query);
771 		return -EINVAL;
772 	}
773 	return 0;
774 }
775 
776 
777 /*
778  * Outdated mess for old drm with Xorg being in charge (void function now).
779  */
780 /**
781  * amdgpu_driver_lastclose_kms - drm callback for last close
782  *
783  * @dev: drm dev pointer
784  *
785  * Switch vga_switcheroo state after last close (all asics).
786  */
787 void amdgpu_driver_lastclose_kms(struct drm_device *dev)
788 {
789 	struct amdgpu_device *adev = dev->dev_private;
790 
791 	amdgpu_fbdev_restore_mode(adev);
792 	vga_switcheroo_process_delayed_switch();
793 }
794 
795 /**
796  * amdgpu_driver_open_kms - drm callback for open
797  *
798  * @dev: drm dev pointer
799  * @file_priv: drm file
800  *
801  * On device open, init vm on cayman+ (all asics).
802  * Returns 0 on success, error on failure.
803  */
804 int amdgpu_driver_open_kms(struct drm_device *dev, struct drm_file *file_priv)
805 {
806 	struct amdgpu_device *adev = dev->dev_private;
807 	struct amdgpu_fpriv *fpriv;
808 	int r;
809 
810 	file_priv->driver_priv = NULL;
811 
812 	r = pm_runtime_get_sync(dev->dev);
813 	if (r < 0)
814 		return r;
815 
816 	fpriv = kzalloc(sizeof(*fpriv), GFP_KERNEL);
817 	if (unlikely(!fpriv)) {
818 		r = -ENOMEM;
819 		goto out_suspend;
820 	}
821 
822 	r = amdgpu_vm_init(adev, &fpriv->vm,
823 			   AMDGPU_VM_CONTEXT_GFX, 0);
824 	if (r) {
825 		kfree(fpriv);
826 		goto out_suspend;
827 	}
828 
829 	fpriv->prt_va = amdgpu_vm_bo_add(adev, &fpriv->vm, NULL);
830 	if (!fpriv->prt_va) {
831 		r = -ENOMEM;
832 		amdgpu_vm_fini(adev, &fpriv->vm);
833 		kfree(fpriv);
834 		goto out_suspend;
835 	}
836 
837 	if (amdgpu_sriov_vf(adev)) {
838 		r = amdgpu_map_static_csa(adev, &fpriv->vm, &fpriv->csa_va);
839 		if (r) {
840 			amdgpu_vm_fini(adev, &fpriv->vm);
841 			kfree(fpriv);
842 			goto out_suspend;
843 		}
844 	}
845 
846 	mutex_init(&fpriv->bo_list_lock);
847 	idr_init(&fpriv->bo_list_handles);
848 
849 	amdgpu_ctx_mgr_init(&fpriv->ctx_mgr);
850 
851 	file_priv->driver_priv = fpriv;
852 
853 out_suspend:
854 	pm_runtime_mark_last_busy(dev->dev);
855 	pm_runtime_put_autosuspend(dev->dev);
856 
857 	return r;
858 }
859 
860 /**
861  * amdgpu_driver_postclose_kms - drm callback for post close
862  *
863  * @dev: drm dev pointer
864  * @file_priv: drm file
865  *
866  * On device post close, tear down vm on cayman+ (all asics).
867  */
868 void amdgpu_driver_postclose_kms(struct drm_device *dev,
869 				 struct drm_file *file_priv)
870 {
871 	struct amdgpu_device *adev = dev->dev_private;
872 	struct amdgpu_fpriv *fpriv = file_priv->driver_priv;
873 	struct amdgpu_bo_list *list;
874 	int handle;
875 
876 	if (!fpriv)
877 		return;
878 
879 	pm_runtime_get_sync(dev->dev);
880 
881 	amdgpu_ctx_mgr_fini(&fpriv->ctx_mgr);
882 
883 	if (adev->asic_type != CHIP_RAVEN) {
884 		amdgpu_uvd_free_handles(adev, file_priv);
885 		amdgpu_vce_free_handles(adev, file_priv);
886 	}
887 
888 	amdgpu_vm_bo_rmv(adev, fpriv->prt_va);
889 
890 	if (amdgpu_sriov_vf(adev)) {
891 		/* TODO: how to handle reserve failure */
892 		BUG_ON(amdgpu_bo_reserve(adev->virt.csa_obj, true));
893 		amdgpu_vm_bo_rmv(adev, fpriv->csa_va);
894 		fpriv->csa_va = NULL;
895 		amdgpu_bo_unreserve(adev->virt.csa_obj);
896 	}
897 
898 	amdgpu_vm_fini(adev, &fpriv->vm);
899 
900 	idr_for_each_entry(&fpriv->bo_list_handles, list, handle)
901 		amdgpu_bo_list_free(list);
902 
903 	idr_destroy(&fpriv->bo_list_handles);
904 	mutex_destroy(&fpriv->bo_list_lock);
905 
906 	kfree(fpriv);
907 	file_priv->driver_priv = NULL;
908 
909 	pm_runtime_mark_last_busy(dev->dev);
910 	pm_runtime_put_autosuspend(dev->dev);
911 }
912 
913 /*
914  * VBlank related functions.
915  */
916 /**
917  * amdgpu_get_vblank_counter_kms - get frame count
918  *
919  * @dev: drm dev pointer
920  * @pipe: crtc to get the frame count from
921  *
922  * Gets the frame count on the requested crtc (all asics).
923  * Returns frame count on success, -EINVAL on failure.
924  */
925 u32 amdgpu_get_vblank_counter_kms(struct drm_device *dev, unsigned int pipe)
926 {
927 	struct amdgpu_device *adev = dev->dev_private;
928 	int vpos, hpos, stat;
929 	u32 count;
930 
931 	if (pipe >= adev->mode_info.num_crtc) {
932 		DRM_ERROR("Invalid crtc %u\n", pipe);
933 		return -EINVAL;
934 	}
935 
936 	/* The hw increments its frame counter at start of vsync, not at start
937 	 * of vblank, as is required by DRM core vblank counter handling.
938 	 * Cook the hw count here to make it appear to the caller as if it
939 	 * incremented at start of vblank. We measure distance to start of
940 	 * vblank in vpos. vpos therefore will be >= 0 between start of vblank
941 	 * and start of vsync, so vpos >= 0 means to bump the hw frame counter
942 	 * result by 1 to give the proper appearance to caller.
943 	 */
944 	if (adev->mode_info.crtcs[pipe]) {
945 		/* Repeat readout if needed to provide stable result if
946 		 * we cross start of vsync during the queries.
947 		 */
948 		do {
949 			count = amdgpu_display_vblank_get_counter(adev, pipe);
950 			/* Ask amdgpu_get_crtc_scanoutpos to return vpos as
951 			 * distance to start of vblank, instead of regular
952 			 * vertical scanout pos.
953 			 */
954 			stat = amdgpu_get_crtc_scanoutpos(
955 				dev, pipe, GET_DISTANCE_TO_VBLANKSTART,
956 				&vpos, &hpos, NULL, NULL,
957 				&adev->mode_info.crtcs[pipe]->base.hwmode);
958 		} while (count != amdgpu_display_vblank_get_counter(adev, pipe));
959 
960 		if (((stat & (DRM_SCANOUTPOS_VALID | DRM_SCANOUTPOS_ACCURATE)) !=
961 		    (DRM_SCANOUTPOS_VALID | DRM_SCANOUTPOS_ACCURATE))) {
962 			DRM_DEBUG_VBL("Query failed! stat %d\n", stat);
963 		} else {
964 			DRM_DEBUG_VBL("crtc %d: dist from vblank start %d\n",
965 				      pipe, vpos);
966 
967 			/* Bump counter if we are at >= leading edge of vblank,
968 			 * but before vsync where vpos would turn negative and
969 			 * the hw counter really increments.
970 			 */
971 			if (vpos >= 0)
972 				count++;
973 		}
974 	} else {
975 		/* Fallback to use value as is. */
976 		count = amdgpu_display_vblank_get_counter(adev, pipe);
977 		DRM_DEBUG_VBL("NULL mode info! Returned count may be wrong.\n");
978 	}
979 
980 	return count;
981 }
982 
983 /**
984  * amdgpu_enable_vblank_kms - enable vblank interrupt
985  *
986  * @dev: drm dev pointer
987  * @pipe: crtc to enable vblank interrupt for
988  *
989  * Enable the interrupt on the requested crtc (all asics).
990  * Returns 0 on success, -EINVAL on failure.
991  */
992 int amdgpu_enable_vblank_kms(struct drm_device *dev, unsigned int pipe)
993 {
994 	struct amdgpu_device *adev = dev->dev_private;
995 	int idx = amdgpu_crtc_idx_to_irq_type(adev, pipe);
996 
997 	return amdgpu_irq_get(adev, &adev->crtc_irq, idx);
998 }
999 
1000 /**
1001  * amdgpu_disable_vblank_kms - disable vblank interrupt
1002  *
1003  * @dev: drm dev pointer
1004  * @pipe: crtc to disable vblank interrupt for
1005  *
1006  * Disable the interrupt on the requested crtc (all asics).
1007  */
1008 void amdgpu_disable_vblank_kms(struct drm_device *dev, unsigned int pipe)
1009 {
1010 	struct amdgpu_device *adev = dev->dev_private;
1011 	int idx = amdgpu_crtc_idx_to_irq_type(adev, pipe);
1012 
1013 	amdgpu_irq_put(adev, &adev->crtc_irq, idx);
1014 }
1015 
1016 const struct drm_ioctl_desc amdgpu_ioctls_kms[] = {
1017 	DRM_IOCTL_DEF_DRV(AMDGPU_GEM_CREATE, amdgpu_gem_create_ioctl, DRM_AUTH|DRM_RENDER_ALLOW),
1018 	DRM_IOCTL_DEF_DRV(AMDGPU_CTX, amdgpu_ctx_ioctl, DRM_AUTH|DRM_RENDER_ALLOW),
1019 	DRM_IOCTL_DEF_DRV(AMDGPU_VM, amdgpu_vm_ioctl, DRM_AUTH|DRM_RENDER_ALLOW),
1020 	DRM_IOCTL_DEF_DRV(AMDGPU_SCHED, amdgpu_sched_ioctl, DRM_MASTER),
1021 	DRM_IOCTL_DEF_DRV(AMDGPU_BO_LIST, amdgpu_bo_list_ioctl, DRM_AUTH|DRM_RENDER_ALLOW),
1022 	DRM_IOCTL_DEF_DRV(AMDGPU_FENCE_TO_HANDLE, amdgpu_cs_fence_to_handle_ioctl, DRM_AUTH|DRM_RENDER_ALLOW),
1023 	/* KMS */
1024 	DRM_IOCTL_DEF_DRV(AMDGPU_GEM_MMAP, amdgpu_gem_mmap_ioctl, DRM_AUTH|DRM_RENDER_ALLOW),
1025 	DRM_IOCTL_DEF_DRV(AMDGPU_GEM_WAIT_IDLE, amdgpu_gem_wait_idle_ioctl, DRM_AUTH|DRM_RENDER_ALLOW),
1026 	DRM_IOCTL_DEF_DRV(AMDGPU_CS, amdgpu_cs_ioctl, DRM_AUTH|DRM_RENDER_ALLOW),
1027 	DRM_IOCTL_DEF_DRV(AMDGPU_INFO, amdgpu_info_ioctl, DRM_AUTH|DRM_RENDER_ALLOW),
1028 	DRM_IOCTL_DEF_DRV(AMDGPU_WAIT_CS, amdgpu_cs_wait_ioctl, DRM_AUTH|DRM_RENDER_ALLOW),
1029 	DRM_IOCTL_DEF_DRV(AMDGPU_WAIT_FENCES, amdgpu_cs_wait_fences_ioctl, DRM_AUTH|DRM_RENDER_ALLOW),
1030 	DRM_IOCTL_DEF_DRV(AMDGPU_GEM_METADATA, amdgpu_gem_metadata_ioctl, DRM_AUTH|DRM_RENDER_ALLOW),
1031 	DRM_IOCTL_DEF_DRV(AMDGPU_GEM_VA, amdgpu_gem_va_ioctl, DRM_AUTH|DRM_RENDER_ALLOW),
1032 	DRM_IOCTL_DEF_DRV(AMDGPU_GEM_OP, amdgpu_gem_op_ioctl, DRM_AUTH|DRM_RENDER_ALLOW),
1033 	DRM_IOCTL_DEF_DRV(AMDGPU_GEM_USERPTR, amdgpu_gem_userptr_ioctl, DRM_AUTH|DRM_RENDER_ALLOW)
1034 };
1035 const int amdgpu_max_kms_ioctl = ARRAY_SIZE(amdgpu_ioctls_kms);
1036 
1037 /*
1038  * Debugfs info
1039  */
1040 #if defined(CONFIG_DEBUG_FS)
1041 
1042 static int amdgpu_debugfs_firmware_info(struct seq_file *m, void *data)
1043 {
1044 	struct drm_info_node *node = (struct drm_info_node *) m->private;
1045 	struct drm_device *dev = node->minor->dev;
1046 	struct amdgpu_device *adev = dev->dev_private;
1047 	struct drm_amdgpu_info_firmware fw_info;
1048 	struct drm_amdgpu_query_fw query_fw;
1049 	int ret, i;
1050 
1051 	/* VCE */
1052 	query_fw.fw_type = AMDGPU_INFO_FW_VCE;
1053 	ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
1054 	if (ret)
1055 		return ret;
1056 	seq_printf(m, "VCE feature version: %u, firmware version: 0x%08x\n",
1057 		   fw_info.feature, fw_info.ver);
1058 
1059 	/* UVD */
1060 	query_fw.fw_type = AMDGPU_INFO_FW_UVD;
1061 	ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
1062 	if (ret)
1063 		return ret;
1064 	seq_printf(m, "UVD feature version: %u, firmware version: 0x%08x\n",
1065 		   fw_info.feature, fw_info.ver);
1066 
1067 	/* GMC */
1068 	query_fw.fw_type = AMDGPU_INFO_FW_GMC;
1069 	ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
1070 	if (ret)
1071 		return ret;
1072 	seq_printf(m, "MC feature version: %u, firmware version: 0x%08x\n",
1073 		   fw_info.feature, fw_info.ver);
1074 
1075 	/* ME */
1076 	query_fw.fw_type = AMDGPU_INFO_FW_GFX_ME;
1077 	ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
1078 	if (ret)
1079 		return ret;
1080 	seq_printf(m, "ME feature version: %u, firmware version: 0x%08x\n",
1081 		   fw_info.feature, fw_info.ver);
1082 
1083 	/* PFP */
1084 	query_fw.fw_type = AMDGPU_INFO_FW_GFX_PFP;
1085 	ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
1086 	if (ret)
1087 		return ret;
1088 	seq_printf(m, "PFP feature version: %u, firmware version: 0x%08x\n",
1089 		   fw_info.feature, fw_info.ver);
1090 
1091 	/* CE */
1092 	query_fw.fw_type = AMDGPU_INFO_FW_GFX_CE;
1093 	ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
1094 	if (ret)
1095 		return ret;
1096 	seq_printf(m, "CE feature version: %u, firmware version: 0x%08x\n",
1097 		   fw_info.feature, fw_info.ver);
1098 
1099 	/* RLC */
1100 	query_fw.fw_type = AMDGPU_INFO_FW_GFX_RLC;
1101 	ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
1102 	if (ret)
1103 		return ret;
1104 	seq_printf(m, "RLC feature version: %u, firmware version: 0x%08x\n",
1105 		   fw_info.feature, fw_info.ver);
1106 
1107 	/* MEC */
1108 	query_fw.fw_type = AMDGPU_INFO_FW_GFX_MEC;
1109 	query_fw.index = 0;
1110 	ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
1111 	if (ret)
1112 		return ret;
1113 	seq_printf(m, "MEC feature version: %u, firmware version: 0x%08x\n",
1114 		   fw_info.feature, fw_info.ver);
1115 
1116 	/* MEC2 */
1117 	if (adev->asic_type == CHIP_KAVERI ||
1118 	    (adev->asic_type > CHIP_TOPAZ && adev->asic_type != CHIP_STONEY)) {
1119 		query_fw.index = 1;
1120 		ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
1121 		if (ret)
1122 			return ret;
1123 		seq_printf(m, "MEC2 feature version: %u, firmware version: 0x%08x\n",
1124 			   fw_info.feature, fw_info.ver);
1125 	}
1126 
1127 	/* PSP SOS */
1128 	query_fw.fw_type = AMDGPU_INFO_FW_SOS;
1129 	ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
1130 	if (ret)
1131 		return ret;
1132 	seq_printf(m, "SOS feature version: %u, firmware version: 0x%08x\n",
1133 		   fw_info.feature, fw_info.ver);
1134 
1135 
1136 	/* PSP ASD */
1137 	query_fw.fw_type = AMDGPU_INFO_FW_ASD;
1138 	ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
1139 	if (ret)
1140 		return ret;
1141 	seq_printf(m, "ASD feature version: %u, firmware version: 0x%08x\n",
1142 		   fw_info.feature, fw_info.ver);
1143 
1144 	/* SMC */
1145 	query_fw.fw_type = AMDGPU_INFO_FW_SMC;
1146 	ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
1147 	if (ret)
1148 		return ret;
1149 	seq_printf(m, "SMC feature version: %u, firmware version: 0x%08x\n",
1150 		   fw_info.feature, fw_info.ver);
1151 
1152 	/* SDMA */
1153 	query_fw.fw_type = AMDGPU_INFO_FW_SDMA;
1154 	for (i = 0; i < adev->sdma.num_instances; i++) {
1155 		query_fw.index = i;
1156 		ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
1157 		if (ret)
1158 			return ret;
1159 		seq_printf(m, "SDMA%d feature version: %u, firmware version: 0x%08x\n",
1160 			   i, fw_info.feature, fw_info.ver);
1161 	}
1162 
1163 	return 0;
1164 }
1165 
1166 static const struct drm_info_list amdgpu_firmware_info_list[] = {
1167 	{"amdgpu_firmware_info", amdgpu_debugfs_firmware_info, 0, NULL},
1168 };
1169 #endif
1170 
1171 int amdgpu_debugfs_firmware_init(struct amdgpu_device *adev)
1172 {
1173 #if defined(CONFIG_DEBUG_FS)
1174 	return amdgpu_debugfs_add_files(adev, amdgpu_firmware_info_list,
1175 					ARRAY_SIZE(amdgpu_firmware_info_list));
1176 #else
1177 	return 0;
1178 #endif
1179 }
1180