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_uvd.h"
32 #include "amdgpu_vce.h"
33 
34 #include <linux/vga_switcheroo.h>
35 #include <linux/slab.h>
36 #include <linux/pm_runtime.h>
37 #include "amdgpu_amdkfd.h"
38 
39 /**
40  * amdgpu_driver_unload_kms - Main unload function for KMS.
41  *
42  * @dev: drm dev pointer
43  *
44  * This is the main unload function for KMS (all asics).
45  * Returns 0 on success.
46  */
47 void amdgpu_driver_unload_kms(struct drm_device *dev)
48 {
49 	struct amdgpu_device *adev = dev->dev_private;
50 
51 	if (adev == NULL)
52 		return;
53 
54 	if (adev->rmmio == NULL)
55 		goto done_free;
56 
57 	if (amdgpu_sriov_vf(adev))
58 		amdgpu_virt_request_full_gpu(adev, false);
59 
60 	if (amdgpu_device_is_px(dev)) {
61 		pm_runtime_get_sync(dev->dev);
62 		pm_runtime_forbid(dev->dev);
63 	}
64 
65 	amdgpu_amdkfd_device_fini(adev);
66 
67 	amdgpu_acpi_fini(adev);
68 
69 	amdgpu_device_fini(adev);
70 
71 done_free:
72 	kfree(adev);
73 	dev->dev_private = NULL;
74 }
75 
76 /**
77  * amdgpu_driver_load_kms - Main load function for KMS.
78  *
79  * @dev: drm dev pointer
80  * @flags: device flags
81  *
82  * This is the main load function for KMS (all asics).
83  * Returns 0 on success, error on failure.
84  */
85 int amdgpu_driver_load_kms(struct drm_device *dev, unsigned long flags)
86 {
87 	struct amdgpu_device *adev;
88 	int r, acpi_status;
89 
90 #ifdef CONFIG_DRM_AMDGPU_SI
91 	if (!amdgpu_si_support) {
92 		switch (flags & AMD_ASIC_MASK) {
93 		case CHIP_TAHITI:
94 		case CHIP_PITCAIRN:
95 		case CHIP_VERDE:
96 		case CHIP_OLAND:
97 		case CHIP_HAINAN:
98 			dev_info(dev->dev,
99 				 "SI support provided by radeon.\n");
100 			dev_info(dev->dev,
101 				 "Use radeon.si_support=0 amdgpu.si_support=1 to override.\n"
102 				);
103 			return -ENODEV;
104 		}
105 	}
106 #endif
107 #ifdef CONFIG_DRM_AMDGPU_CIK
108 	if (!amdgpu_cik_support) {
109 		switch (flags & AMD_ASIC_MASK) {
110 		case CHIP_KAVERI:
111 		case CHIP_BONAIRE:
112 		case CHIP_HAWAII:
113 		case CHIP_KABINI:
114 		case CHIP_MULLINS:
115 			dev_info(dev->dev,
116 				 "CIK support provided by radeon.\n");
117 			dev_info(dev->dev,
118 				 "Use radeon.cik_support=0 amdgpu.cik_support=1 to override.\n"
119 				);
120 			return -ENODEV;
121 		}
122 	}
123 #endif
124 
125 	adev = kzalloc(sizeof(struct amdgpu_device), GFP_KERNEL);
126 	if (adev == NULL) {
127 		return -ENOMEM;
128 	}
129 	dev->dev_private = (void *)adev;
130 
131 	if ((amdgpu_runtime_pm != 0) &&
132 	    amdgpu_has_atpx() &&
133 	    (amdgpu_is_atpx_hybrid() ||
134 	     amdgpu_has_atpx_dgpu_power_cntl()) &&
135 	    ((flags & AMD_IS_APU) == 0) &&
136 	    !pci_is_thunderbolt_attached(dev->pdev))
137 		flags |= AMD_IS_PX;
138 
139 	/* amdgpu_device_init should report only fatal error
140 	 * like memory allocation failure or iomapping failure,
141 	 * or memory manager initialization failure, it must
142 	 * properly initialize the GPU MC controller and permit
143 	 * VRAM allocation
144 	 */
145 	r = amdgpu_device_init(adev, dev, dev->pdev, flags);
146 	if (r) {
147 		dev_err(&dev->pdev->dev, "Fatal error during GPU init\n");
148 		goto out;
149 	}
150 
151 	/* Call ACPI methods: require modeset init
152 	 * but failure is not fatal
153 	 */
154 	if (!r) {
155 		acpi_status = amdgpu_acpi_init(adev);
156 		if (acpi_status)
157 		dev_dbg(&dev->pdev->dev,
158 				"Error during ACPI methods call\n");
159 	}
160 
161 	amdgpu_amdkfd_device_probe(adev);
162 	amdgpu_amdkfd_device_init(adev);
163 
164 	if (amdgpu_device_is_px(dev)) {
165 		pm_runtime_use_autosuspend(dev->dev);
166 		pm_runtime_set_autosuspend_delay(dev->dev, 5000);
167 		pm_runtime_set_active(dev->dev);
168 		pm_runtime_allow(dev->dev);
169 		pm_runtime_mark_last_busy(dev->dev);
170 		pm_runtime_put_autosuspend(dev->dev);
171 	}
172 
173 	if (amdgpu_sriov_vf(adev))
174 		amdgpu_virt_release_full_gpu(adev, true);
175 
176 out:
177 	if (r) {
178 		/* balance pm_runtime_get_sync in amdgpu_driver_unload_kms */
179 		if (adev->rmmio && amdgpu_device_is_px(dev))
180 			pm_runtime_put_noidle(dev->dev);
181 		amdgpu_driver_unload_kms(dev);
182 	}
183 
184 	return r;
185 }
186 
187 static int amdgpu_firmware_info(struct drm_amdgpu_info_firmware *fw_info,
188 				struct drm_amdgpu_query_fw *query_fw,
189 				struct amdgpu_device *adev)
190 {
191 	switch (query_fw->fw_type) {
192 	case AMDGPU_INFO_FW_VCE:
193 		fw_info->ver = adev->vce.fw_version;
194 		fw_info->feature = adev->vce.fb_version;
195 		break;
196 	case AMDGPU_INFO_FW_UVD:
197 		fw_info->ver = adev->uvd.fw_version;
198 		fw_info->feature = 0;
199 		break;
200 	case AMDGPU_INFO_FW_GMC:
201 		fw_info->ver = adev->mc.fw_version;
202 		fw_info->feature = 0;
203 		break;
204 	case AMDGPU_INFO_FW_GFX_ME:
205 		fw_info->ver = adev->gfx.me_fw_version;
206 		fw_info->feature = adev->gfx.me_feature_version;
207 		break;
208 	case AMDGPU_INFO_FW_GFX_PFP:
209 		fw_info->ver = adev->gfx.pfp_fw_version;
210 		fw_info->feature = adev->gfx.pfp_feature_version;
211 		break;
212 	case AMDGPU_INFO_FW_GFX_CE:
213 		fw_info->ver = adev->gfx.ce_fw_version;
214 		fw_info->feature = adev->gfx.ce_feature_version;
215 		break;
216 	case AMDGPU_INFO_FW_GFX_RLC:
217 		fw_info->ver = adev->gfx.rlc_fw_version;
218 		fw_info->feature = adev->gfx.rlc_feature_version;
219 		break;
220 	case AMDGPU_INFO_FW_GFX_MEC:
221 		if (query_fw->index == 0) {
222 			fw_info->ver = adev->gfx.mec_fw_version;
223 			fw_info->feature = adev->gfx.mec_feature_version;
224 		} else if (query_fw->index == 1) {
225 			fw_info->ver = adev->gfx.mec2_fw_version;
226 			fw_info->feature = adev->gfx.mec2_feature_version;
227 		} else
228 			return -EINVAL;
229 		break;
230 	case AMDGPU_INFO_FW_SMC:
231 		fw_info->ver = adev->pm.fw_version;
232 		fw_info->feature = 0;
233 		break;
234 	case AMDGPU_INFO_FW_SDMA:
235 		if (query_fw->index >= adev->sdma.num_instances)
236 			return -EINVAL;
237 		fw_info->ver = adev->sdma.instance[query_fw->index].fw_version;
238 		fw_info->feature = adev->sdma.instance[query_fw->index].feature_version;
239 		break;
240 	case AMDGPU_INFO_FW_SOS:
241 		fw_info->ver = adev->psp.sos_fw_version;
242 		fw_info->feature = adev->psp.sos_feature_version;
243 		break;
244 	case AMDGPU_INFO_FW_ASD:
245 		fw_info->ver = adev->psp.asd_fw_version;
246 		fw_info->feature = adev->psp.asd_feature_version;
247 		break;
248 	default:
249 		return -EINVAL;
250 	}
251 	return 0;
252 }
253 
254 /*
255  * Userspace get information ioctl
256  */
257 /**
258  * amdgpu_info_ioctl - answer a device specific request.
259  *
260  * @adev: amdgpu device pointer
261  * @data: request object
262  * @filp: drm filp
263  *
264  * This function is used to pass device specific parameters to the userspace
265  * drivers.  Examples include: pci device id, pipeline parms, tiling params,
266  * etc. (all asics).
267  * Returns 0 on success, -EINVAL on failure.
268  */
269 static int amdgpu_info_ioctl(struct drm_device *dev, void *data, struct drm_file *filp)
270 {
271 	struct amdgpu_device *adev = dev->dev_private;
272 	struct amdgpu_fpriv *fpriv = filp->driver_priv;
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 	if (amdgpu_kms_vram_lost(adev, fpriv))
286 		return -ENODEV;
287 
288 	switch (info->query) {
289 	case AMDGPU_INFO_ACCEL_WORKING:
290 		ui32 = adev->accel_working;
291 		return copy_to_user(out, &ui32, min(size, 4u)) ? -EFAULT : 0;
292 	case AMDGPU_INFO_CRTC_FROM_ID:
293 		for (i = 0, found = 0; i < adev->mode_info.num_crtc; i++) {
294 			crtc = (struct drm_crtc *)minfo->crtcs[i];
295 			if (crtc && crtc->base.id == info->mode_crtc.id) {
296 				struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc);
297 				ui32 = amdgpu_crtc->crtc_id;
298 				found = 1;
299 				break;
300 			}
301 		}
302 		if (!found) {
303 			DRM_DEBUG_KMS("unknown crtc id %d\n", info->mode_crtc.id);
304 			return -EINVAL;
305 		}
306 		return copy_to_user(out, &ui32, min(size, 4u)) ? -EFAULT : 0;
307 	case AMDGPU_INFO_HW_IP_INFO: {
308 		struct drm_amdgpu_info_hw_ip ip = {};
309 		enum amd_ip_block_type type;
310 		uint32_t ring_mask = 0;
311 		uint32_t ib_start_alignment = 0;
312 		uint32_t ib_size_alignment = 0;
313 
314 		if (info->query_hw_ip.ip_instance >= AMDGPU_HW_IP_INSTANCE_MAX_COUNT)
315 			return -EINVAL;
316 
317 		switch (info->query_hw_ip.type) {
318 		case AMDGPU_HW_IP_GFX:
319 			type = AMD_IP_BLOCK_TYPE_GFX;
320 			for (i = 0; i < adev->gfx.num_gfx_rings; i++)
321 				ring_mask |= ((adev->gfx.gfx_ring[i].ready ? 1 : 0) << i);
322 			ib_start_alignment = AMDGPU_GPU_PAGE_SIZE;
323 			ib_size_alignment = 8;
324 			break;
325 		case AMDGPU_HW_IP_COMPUTE:
326 			type = AMD_IP_BLOCK_TYPE_GFX;
327 			for (i = 0; i < adev->gfx.num_compute_rings; i++)
328 				ring_mask |= ((adev->gfx.compute_ring[i].ready ? 1 : 0) << i);
329 			ib_start_alignment = AMDGPU_GPU_PAGE_SIZE;
330 			ib_size_alignment = 8;
331 			break;
332 		case AMDGPU_HW_IP_DMA:
333 			type = AMD_IP_BLOCK_TYPE_SDMA;
334 			for (i = 0; i < adev->sdma.num_instances; i++)
335 				ring_mask |= ((adev->sdma.instance[i].ring.ready ? 1 : 0) << i);
336 			ib_start_alignment = AMDGPU_GPU_PAGE_SIZE;
337 			ib_size_alignment = 1;
338 			break;
339 		case AMDGPU_HW_IP_UVD:
340 			type = AMD_IP_BLOCK_TYPE_UVD;
341 			ring_mask = adev->uvd.ring.ready ? 1 : 0;
342 			ib_start_alignment = AMDGPU_GPU_PAGE_SIZE;
343 			ib_size_alignment = 16;
344 			break;
345 		case AMDGPU_HW_IP_VCE:
346 			type = AMD_IP_BLOCK_TYPE_VCE;
347 			for (i = 0; i < adev->vce.num_rings; i++)
348 				ring_mask |= ((adev->vce.ring[i].ready ? 1 : 0) << i);
349 			ib_start_alignment = AMDGPU_GPU_PAGE_SIZE;
350 			ib_size_alignment = 1;
351 			break;
352 		case AMDGPU_HW_IP_UVD_ENC:
353 			type = AMD_IP_BLOCK_TYPE_UVD;
354 			for (i = 0; i < adev->uvd.num_enc_rings; i++)
355 				ring_mask |= ((adev->uvd.ring_enc[i].ready ? 1 : 0) << i);
356 			ib_start_alignment = AMDGPU_GPU_PAGE_SIZE;
357 			ib_size_alignment = 1;
358 			break;
359 		case AMDGPU_HW_IP_VCN_DEC:
360 			type = AMD_IP_BLOCK_TYPE_VCN;
361 			ring_mask = adev->vcn.ring_dec.ready ? 1 : 0;
362 			ib_start_alignment = AMDGPU_GPU_PAGE_SIZE;
363 			ib_size_alignment = 16;
364 			break;
365 		case AMDGPU_HW_IP_VCN_ENC:
366 			type = AMD_IP_BLOCK_TYPE_VCN;
367 			for (i = 0; i < adev->vcn.num_enc_rings; i++)
368 				ring_mask |= ((adev->vcn.ring_enc[i].ready ? 1 : 0) << i);
369 			ib_start_alignment = AMDGPU_GPU_PAGE_SIZE;
370 			ib_size_alignment = 1;
371 			break;
372 		default:
373 			return -EINVAL;
374 		}
375 
376 		for (i = 0; i < adev->num_ip_blocks; i++) {
377 			if (adev->ip_blocks[i].version->type == type &&
378 			    adev->ip_blocks[i].status.valid) {
379 				ip.hw_ip_version_major = adev->ip_blocks[i].version->major;
380 				ip.hw_ip_version_minor = adev->ip_blocks[i].version->minor;
381 				ip.capabilities_flags = 0;
382 				ip.available_rings = ring_mask;
383 				ip.ib_start_alignment = ib_start_alignment;
384 				ip.ib_size_alignment = ib_size_alignment;
385 				break;
386 			}
387 		}
388 		return copy_to_user(out, &ip,
389 				    min((size_t)size, sizeof(ip))) ? -EFAULT : 0;
390 	}
391 	case AMDGPU_INFO_HW_IP_COUNT: {
392 		enum amd_ip_block_type type;
393 		uint32_t count = 0;
394 
395 		switch (info->query_hw_ip.type) {
396 		case AMDGPU_HW_IP_GFX:
397 			type = AMD_IP_BLOCK_TYPE_GFX;
398 			break;
399 		case AMDGPU_HW_IP_COMPUTE:
400 			type = AMD_IP_BLOCK_TYPE_GFX;
401 			break;
402 		case AMDGPU_HW_IP_DMA:
403 			type = AMD_IP_BLOCK_TYPE_SDMA;
404 			break;
405 		case AMDGPU_HW_IP_UVD:
406 			type = AMD_IP_BLOCK_TYPE_UVD;
407 			break;
408 		case AMDGPU_HW_IP_VCE:
409 			type = AMD_IP_BLOCK_TYPE_VCE;
410 			break;
411 		case AMDGPU_HW_IP_UVD_ENC:
412 			type = AMD_IP_BLOCK_TYPE_UVD;
413 			break;
414 		case AMDGPU_HW_IP_VCN_DEC:
415 		case AMDGPU_HW_IP_VCN_ENC:
416 			type = AMD_IP_BLOCK_TYPE_VCN;
417 			break;
418 		default:
419 			return -EINVAL;
420 		}
421 
422 		for (i = 0; i < adev->num_ip_blocks; i++)
423 			if (adev->ip_blocks[i].version->type == type &&
424 			    adev->ip_blocks[i].status.valid &&
425 			    count < AMDGPU_HW_IP_INSTANCE_MAX_COUNT)
426 				count++;
427 
428 		return copy_to_user(out, &count, min(size, 4u)) ? -EFAULT : 0;
429 	}
430 	case AMDGPU_INFO_TIMESTAMP:
431 		ui64 = amdgpu_gfx_get_gpu_clock_counter(adev);
432 		return copy_to_user(out, &ui64, min(size, 8u)) ? -EFAULT : 0;
433 	case AMDGPU_INFO_FW_VERSION: {
434 		struct drm_amdgpu_info_firmware fw_info;
435 		int ret;
436 
437 		/* We only support one instance of each IP block right now. */
438 		if (info->query_fw.ip_instance != 0)
439 			return -EINVAL;
440 
441 		ret = amdgpu_firmware_info(&fw_info, &info->query_fw, adev);
442 		if (ret)
443 			return ret;
444 
445 		return copy_to_user(out, &fw_info,
446 				    min((size_t)size, sizeof(fw_info))) ? -EFAULT : 0;
447 	}
448 	case AMDGPU_INFO_NUM_BYTES_MOVED:
449 		ui64 = atomic64_read(&adev->num_bytes_moved);
450 		return copy_to_user(out, &ui64, min(size, 8u)) ? -EFAULT : 0;
451 	case AMDGPU_INFO_NUM_EVICTIONS:
452 		ui64 = atomic64_read(&adev->num_evictions);
453 		return copy_to_user(out, &ui64, min(size, 8u)) ? -EFAULT : 0;
454 	case AMDGPU_INFO_NUM_VRAM_CPU_PAGE_FAULTS:
455 		ui64 = atomic64_read(&adev->num_vram_cpu_page_faults);
456 		return copy_to_user(out, &ui64, min(size, 8u)) ? -EFAULT : 0;
457 	case AMDGPU_INFO_VRAM_USAGE:
458 		ui64 = amdgpu_vram_mgr_usage(&adev->mman.bdev.man[TTM_PL_VRAM]);
459 		return copy_to_user(out, &ui64, min(size, 8u)) ? -EFAULT : 0;
460 	case AMDGPU_INFO_VIS_VRAM_USAGE:
461 		ui64 = amdgpu_vram_mgr_vis_usage(&adev->mman.bdev.man[TTM_PL_VRAM]);
462 		return copy_to_user(out, &ui64, min(size, 8u)) ? -EFAULT : 0;
463 	case AMDGPU_INFO_GTT_USAGE:
464 		ui64 = amdgpu_gtt_mgr_usage(&adev->mman.bdev.man[TTM_PL_TT]);
465 		return copy_to_user(out, &ui64, min(size, 8u)) ? -EFAULT : 0;
466 	case AMDGPU_INFO_GDS_CONFIG: {
467 		struct drm_amdgpu_info_gds gds_info;
468 
469 		memset(&gds_info, 0, sizeof(gds_info));
470 		gds_info.gds_gfx_partition_size = adev->gds.mem.gfx_partition_size >> AMDGPU_GDS_SHIFT;
471 		gds_info.compute_partition_size = adev->gds.mem.cs_partition_size >> AMDGPU_GDS_SHIFT;
472 		gds_info.gds_total_size = adev->gds.mem.total_size >> AMDGPU_GDS_SHIFT;
473 		gds_info.gws_per_gfx_partition = adev->gds.gws.gfx_partition_size >> AMDGPU_GWS_SHIFT;
474 		gds_info.gws_per_compute_partition = adev->gds.gws.cs_partition_size >> AMDGPU_GWS_SHIFT;
475 		gds_info.oa_per_gfx_partition = adev->gds.oa.gfx_partition_size >> AMDGPU_OA_SHIFT;
476 		gds_info.oa_per_compute_partition = adev->gds.oa.cs_partition_size >> AMDGPU_OA_SHIFT;
477 		return copy_to_user(out, &gds_info,
478 				    min((size_t)size, sizeof(gds_info))) ? -EFAULT : 0;
479 	}
480 	case AMDGPU_INFO_VRAM_GTT: {
481 		struct drm_amdgpu_info_vram_gtt vram_gtt;
482 
483 		vram_gtt.vram_size = adev->mc.real_vram_size;
484 		vram_gtt.vram_size -= adev->vram_pin_size;
485 		vram_gtt.vram_cpu_accessible_size = adev->mc.visible_vram_size;
486 		vram_gtt.vram_cpu_accessible_size -= (adev->vram_pin_size - adev->invisible_pin_size);
487 		vram_gtt.gtt_size = adev->mman.bdev.man[TTM_PL_TT].size;
488 		vram_gtt.gtt_size *= PAGE_SIZE;
489 		vram_gtt.gtt_size -= adev->gart_pin_size;
490 		return copy_to_user(out, &vram_gtt,
491 				    min((size_t)size, sizeof(vram_gtt))) ? -EFAULT : 0;
492 	}
493 	case AMDGPU_INFO_MEMORY: {
494 		struct drm_amdgpu_memory_info mem;
495 
496 		memset(&mem, 0, sizeof(mem));
497 		mem.vram.total_heap_size = adev->mc.real_vram_size;
498 		mem.vram.usable_heap_size =
499 			adev->mc.real_vram_size - adev->vram_pin_size;
500 		mem.vram.heap_usage =
501 			amdgpu_vram_mgr_usage(&adev->mman.bdev.man[TTM_PL_VRAM]);
502 		mem.vram.max_allocation = mem.vram.usable_heap_size * 3 / 4;
503 
504 		mem.cpu_accessible_vram.total_heap_size =
505 			adev->mc.visible_vram_size;
506 		mem.cpu_accessible_vram.usable_heap_size =
507 			adev->mc.visible_vram_size -
508 			(adev->vram_pin_size - adev->invisible_pin_size);
509 		mem.cpu_accessible_vram.heap_usage =
510 			amdgpu_vram_mgr_vis_usage(&adev->mman.bdev.man[TTM_PL_VRAM]);
511 		mem.cpu_accessible_vram.max_allocation =
512 			mem.cpu_accessible_vram.usable_heap_size * 3 / 4;
513 
514 		mem.gtt.total_heap_size = adev->mman.bdev.man[TTM_PL_TT].size;
515 		mem.gtt.total_heap_size *= PAGE_SIZE;
516 		mem.gtt.usable_heap_size = mem.gtt.total_heap_size
517 			- adev->gart_pin_size;
518 		mem.gtt.heap_usage =
519 			amdgpu_gtt_mgr_usage(&adev->mman.bdev.man[TTM_PL_TT]);
520 		mem.gtt.max_allocation = mem.gtt.usable_heap_size * 3 / 4;
521 
522 		return copy_to_user(out, &mem,
523 				    min((size_t)size, sizeof(mem)))
524 				    ? -EFAULT : 0;
525 	}
526 	case AMDGPU_INFO_READ_MMR_REG: {
527 		unsigned n, alloc_size;
528 		uint32_t *regs;
529 		unsigned se_num = (info->read_mmr_reg.instance >>
530 				   AMDGPU_INFO_MMR_SE_INDEX_SHIFT) &
531 				  AMDGPU_INFO_MMR_SE_INDEX_MASK;
532 		unsigned sh_num = (info->read_mmr_reg.instance >>
533 				   AMDGPU_INFO_MMR_SH_INDEX_SHIFT) &
534 				  AMDGPU_INFO_MMR_SH_INDEX_MASK;
535 
536 		/* set full masks if the userspace set all bits
537 		 * in the bitfields */
538 		if (se_num == AMDGPU_INFO_MMR_SE_INDEX_MASK)
539 			se_num = 0xffffffff;
540 		if (sh_num == AMDGPU_INFO_MMR_SH_INDEX_MASK)
541 			sh_num = 0xffffffff;
542 
543 		regs = kmalloc_array(info->read_mmr_reg.count, sizeof(*regs), GFP_KERNEL);
544 		if (!regs)
545 			return -ENOMEM;
546 		alloc_size = info->read_mmr_reg.count * sizeof(*regs);
547 
548 		for (i = 0; i < info->read_mmr_reg.count; i++)
549 			if (amdgpu_asic_read_register(adev, se_num, sh_num,
550 						      info->read_mmr_reg.dword_offset + i,
551 						      &regs[i])) {
552 				DRM_DEBUG_KMS("unallowed offset %#x\n",
553 					      info->read_mmr_reg.dword_offset + i);
554 				kfree(regs);
555 				return -EFAULT;
556 			}
557 		n = copy_to_user(out, regs, min(size, alloc_size));
558 		kfree(regs);
559 		return n ? -EFAULT : 0;
560 	}
561 	case AMDGPU_INFO_DEV_INFO: {
562 		struct drm_amdgpu_info_device dev_info = {};
563 
564 		dev_info.device_id = dev->pdev->device;
565 		dev_info.chip_rev = adev->rev_id;
566 		dev_info.external_rev = adev->external_rev_id;
567 		dev_info.pci_rev = dev->pdev->revision;
568 		dev_info.family = adev->family;
569 		dev_info.num_shader_engines = adev->gfx.config.max_shader_engines;
570 		dev_info.num_shader_arrays_per_engine = adev->gfx.config.max_sh_per_se;
571 		/* return all clocks in KHz */
572 		dev_info.gpu_counter_freq = amdgpu_asic_get_xclk(adev) * 10;
573 		if (adev->pm.dpm_enabled) {
574 			dev_info.max_engine_clock = amdgpu_dpm_get_sclk(adev, false) * 10;
575 			dev_info.max_memory_clock = amdgpu_dpm_get_mclk(adev, false) * 10;
576 		} else {
577 			dev_info.max_engine_clock = adev->clock.default_sclk * 10;
578 			dev_info.max_memory_clock = adev->clock.default_mclk * 10;
579 		}
580 		dev_info.enabled_rb_pipes_mask = adev->gfx.config.backend_enable_mask;
581 		dev_info.num_rb_pipes = adev->gfx.config.max_backends_per_se *
582 			adev->gfx.config.max_shader_engines;
583 		dev_info.num_hw_gfx_contexts = adev->gfx.config.max_hw_contexts;
584 		dev_info._pad = 0;
585 		dev_info.ids_flags = 0;
586 		if (adev->flags & AMD_IS_APU)
587 			dev_info.ids_flags |= AMDGPU_IDS_FLAGS_FUSION;
588 		if (amdgpu_sriov_vf(adev))
589 			dev_info.ids_flags |= AMDGPU_IDS_FLAGS_PREEMPTION;
590 		dev_info.virtual_address_offset = AMDGPU_VA_RESERVED_SIZE;
591 		dev_info.virtual_address_max = (uint64_t)adev->vm_manager.max_pfn * AMDGPU_GPU_PAGE_SIZE;
592 		dev_info.virtual_address_alignment = max((int)PAGE_SIZE, AMDGPU_GPU_PAGE_SIZE);
593 		dev_info.pte_fragment_size = (1 << adev->vm_manager.fragment_size) * AMDGPU_GPU_PAGE_SIZE;
594 		dev_info.gart_page_size = AMDGPU_GPU_PAGE_SIZE;
595 		dev_info.cu_active_number = adev->gfx.cu_info.number;
596 		dev_info.cu_ao_mask = adev->gfx.cu_info.ao_cu_mask;
597 		dev_info.ce_ram_size = adev->gfx.ce_ram_size;
598 		memcpy(&dev_info.cu_ao_bitmap[0], &adev->gfx.cu_info.ao_cu_bitmap[0],
599 		       sizeof(adev->gfx.cu_info.ao_cu_bitmap));
600 		memcpy(&dev_info.cu_bitmap[0], &adev->gfx.cu_info.bitmap[0],
601 		       sizeof(adev->gfx.cu_info.bitmap));
602 		dev_info.vram_type = adev->mc.vram_type;
603 		dev_info.vram_bit_width = adev->mc.vram_width;
604 		dev_info.vce_harvest_config = adev->vce.harvest_config;
605 		dev_info.gc_double_offchip_lds_buf =
606 			adev->gfx.config.double_offchip_lds_buf;
607 
608 		if (amdgpu_ngg) {
609 			dev_info.prim_buf_gpu_addr = adev->gfx.ngg.buf[NGG_PRIM].gpu_addr;
610 			dev_info.prim_buf_size = adev->gfx.ngg.buf[NGG_PRIM].size;
611 			dev_info.pos_buf_gpu_addr = adev->gfx.ngg.buf[NGG_POS].gpu_addr;
612 			dev_info.pos_buf_size = adev->gfx.ngg.buf[NGG_POS].size;
613 			dev_info.cntl_sb_buf_gpu_addr = adev->gfx.ngg.buf[NGG_CNTL].gpu_addr;
614 			dev_info.cntl_sb_buf_size = adev->gfx.ngg.buf[NGG_CNTL].size;
615 			dev_info.param_buf_gpu_addr = adev->gfx.ngg.buf[NGG_PARAM].gpu_addr;
616 			dev_info.param_buf_size = adev->gfx.ngg.buf[NGG_PARAM].size;
617 		}
618 		dev_info.wave_front_size = adev->gfx.cu_info.wave_front_size;
619 		dev_info.num_shader_visible_vgprs = adev->gfx.config.max_gprs;
620 		dev_info.num_cu_per_sh = adev->gfx.config.max_cu_per_sh;
621 		dev_info.num_tcc_blocks = adev->gfx.config.max_texture_channel_caches;
622 		dev_info.gs_vgt_table_depth = adev->gfx.config.gs_vgt_table_depth;
623 		dev_info.gs_prim_buffer_depth = adev->gfx.config.gs_prim_buffer_depth;
624 		dev_info.max_gs_waves_per_vgt = adev->gfx.config.max_gs_threads;
625 
626 		return copy_to_user(out, &dev_info,
627 				    min((size_t)size, sizeof(dev_info))) ? -EFAULT : 0;
628 	}
629 	case AMDGPU_INFO_VCE_CLOCK_TABLE: {
630 		unsigned i;
631 		struct drm_amdgpu_info_vce_clock_table vce_clk_table = {};
632 		struct amd_vce_state *vce_state;
633 
634 		for (i = 0; i < AMDGPU_VCE_CLOCK_TABLE_ENTRIES; i++) {
635 			vce_state = amdgpu_dpm_get_vce_clock_state(adev, i);
636 			if (vce_state) {
637 				vce_clk_table.entries[i].sclk = vce_state->sclk;
638 				vce_clk_table.entries[i].mclk = vce_state->mclk;
639 				vce_clk_table.entries[i].eclk = vce_state->evclk;
640 				vce_clk_table.num_valid_entries++;
641 			}
642 		}
643 
644 		return copy_to_user(out, &vce_clk_table,
645 				    min((size_t)size, sizeof(vce_clk_table))) ? -EFAULT : 0;
646 	}
647 	case AMDGPU_INFO_VBIOS: {
648 		uint32_t bios_size = adev->bios_size;
649 
650 		switch (info->vbios_info.type) {
651 		case AMDGPU_INFO_VBIOS_SIZE:
652 			return copy_to_user(out, &bios_size,
653 					min((size_t)size, sizeof(bios_size)))
654 					? -EFAULT : 0;
655 		case AMDGPU_INFO_VBIOS_IMAGE: {
656 			uint8_t *bios;
657 			uint32_t bios_offset = info->vbios_info.offset;
658 
659 			if (bios_offset >= bios_size)
660 				return -EINVAL;
661 
662 			bios = adev->bios + bios_offset;
663 			return copy_to_user(out, bios,
664 					    min((size_t)size, (size_t)(bios_size - bios_offset)))
665 					? -EFAULT : 0;
666 		}
667 		default:
668 			DRM_DEBUG_KMS("Invalid request %d\n",
669 					info->vbios_info.type);
670 			return -EINVAL;
671 		}
672 	}
673 	case AMDGPU_INFO_NUM_HANDLES: {
674 		struct drm_amdgpu_info_num_handles handle;
675 
676 		switch (info->query_hw_ip.type) {
677 		case AMDGPU_HW_IP_UVD:
678 			/* Starting Polaris, we support unlimited UVD handles */
679 			if (adev->asic_type < CHIP_POLARIS10) {
680 				handle.uvd_max_handles = adev->uvd.max_handles;
681 				handle.uvd_used_handles = amdgpu_uvd_used_handles(adev);
682 
683 				return copy_to_user(out, &handle,
684 					min((size_t)size, sizeof(handle))) ? -EFAULT : 0;
685 			} else {
686 				return -ENODATA;
687 			}
688 
689 			break;
690 		default:
691 			return -EINVAL;
692 		}
693 	}
694 	case AMDGPU_INFO_SENSOR: {
695 		struct pp_gpu_power query = {0};
696 		int query_size = sizeof(query);
697 
698 		if (amdgpu_dpm == 0)
699 			return -ENOENT;
700 
701 		switch (info->sensor_info.type) {
702 		case AMDGPU_INFO_SENSOR_GFX_SCLK:
703 			/* get sclk in Mhz */
704 			if (amdgpu_dpm_read_sensor(adev,
705 						   AMDGPU_PP_SENSOR_GFX_SCLK,
706 						   (void *)&ui32, &ui32_size)) {
707 				return -EINVAL;
708 			}
709 			ui32 /= 100;
710 			break;
711 		case AMDGPU_INFO_SENSOR_GFX_MCLK:
712 			/* get mclk in Mhz */
713 			if (amdgpu_dpm_read_sensor(adev,
714 						   AMDGPU_PP_SENSOR_GFX_MCLK,
715 						   (void *)&ui32, &ui32_size)) {
716 				return -EINVAL;
717 			}
718 			ui32 /= 100;
719 			break;
720 		case AMDGPU_INFO_SENSOR_GPU_TEMP:
721 			/* get temperature in millidegrees C */
722 			if (amdgpu_dpm_read_sensor(adev,
723 						   AMDGPU_PP_SENSOR_GPU_TEMP,
724 						   (void *)&ui32, &ui32_size)) {
725 				return -EINVAL;
726 			}
727 			break;
728 		case AMDGPU_INFO_SENSOR_GPU_LOAD:
729 			/* get GPU load */
730 			if (amdgpu_dpm_read_sensor(adev,
731 						   AMDGPU_PP_SENSOR_GPU_LOAD,
732 						   (void *)&ui32, &ui32_size)) {
733 				return -EINVAL;
734 			}
735 			break;
736 		case AMDGPU_INFO_SENSOR_GPU_AVG_POWER:
737 			/* get average GPU power */
738 			if (amdgpu_dpm_read_sensor(adev,
739 						   AMDGPU_PP_SENSOR_GPU_POWER,
740 						   (void *)&query, &query_size)) {
741 				return -EINVAL;
742 			}
743 			ui32 = query.average_gpu_power >> 8;
744 			break;
745 		case AMDGPU_INFO_SENSOR_VDDNB:
746 			/* get VDDNB in millivolts */
747 			if (amdgpu_dpm_read_sensor(adev,
748 						   AMDGPU_PP_SENSOR_VDDNB,
749 						   (void *)&ui32, &ui32_size)) {
750 				return -EINVAL;
751 			}
752 			break;
753 		case AMDGPU_INFO_SENSOR_VDDGFX:
754 			/* get VDDGFX in millivolts */
755 			if (amdgpu_dpm_read_sensor(adev,
756 						   AMDGPU_PP_SENSOR_VDDGFX,
757 						   (void *)&ui32, &ui32_size)) {
758 				return -EINVAL;
759 			}
760 			break;
761 		default:
762 			DRM_DEBUG_KMS("Invalid request %d\n",
763 				      info->sensor_info.type);
764 			return -EINVAL;
765 		}
766 		return copy_to_user(out, &ui32, min(size, 4u)) ? -EFAULT : 0;
767 	}
768 	default:
769 		DRM_DEBUG_KMS("Invalid request %d\n", info->query);
770 		return -EINVAL;
771 	}
772 	return 0;
773 }
774 
775 
776 /*
777  * Outdated mess for old drm with Xorg being in charge (void function now).
778  */
779 /**
780  * amdgpu_driver_lastclose_kms - drm callback for last close
781  *
782  * @dev: drm dev pointer
783  *
784  * Switch vga_switcheroo state after last close (all asics).
785  */
786 void amdgpu_driver_lastclose_kms(struct drm_device *dev)
787 {
788 	struct amdgpu_device *adev = dev->dev_private;
789 
790 	amdgpu_fbdev_restore_mode(adev);
791 	vga_switcheroo_process_delayed_switch();
792 }
793 
794 bool amdgpu_kms_vram_lost(struct amdgpu_device *adev,
795 			  struct amdgpu_fpriv *fpriv)
796 {
797 	return fpriv->vram_lost_counter != atomic_read(&adev->vram_lost_counter);
798 }
799 
800 /**
801  * amdgpu_driver_open_kms - drm callback for open
802  *
803  * @dev: drm dev pointer
804  * @file_priv: drm file
805  *
806  * On device open, init vm on cayman+ (all asics).
807  * Returns 0 on success, error on failure.
808  */
809 int amdgpu_driver_open_kms(struct drm_device *dev, struct drm_file *file_priv)
810 {
811 	struct amdgpu_device *adev = dev->dev_private;
812 	struct amdgpu_fpriv *fpriv;
813 	int r;
814 
815 	file_priv->driver_priv = NULL;
816 
817 	r = pm_runtime_get_sync(dev->dev);
818 	if (r < 0)
819 		return r;
820 
821 	fpriv = kzalloc(sizeof(*fpriv), GFP_KERNEL);
822 	if (unlikely(!fpriv)) {
823 		r = -ENOMEM;
824 		goto out_suspend;
825 	}
826 
827 	r = amdgpu_vm_init(adev, &fpriv->vm,
828 			   AMDGPU_VM_CONTEXT_GFX);
829 	if (r) {
830 		kfree(fpriv);
831 		goto out_suspend;
832 	}
833 
834 	fpriv->prt_va = amdgpu_vm_bo_add(adev, &fpriv->vm, NULL);
835 	if (!fpriv->prt_va) {
836 		r = -ENOMEM;
837 		amdgpu_vm_fini(adev, &fpriv->vm);
838 		kfree(fpriv);
839 		goto out_suspend;
840 	}
841 
842 	if (amdgpu_sriov_vf(adev)) {
843 		r = amdgpu_map_static_csa(adev, &fpriv->vm, &fpriv->csa_va);
844 		if (r)
845 			goto out_suspend;
846 	}
847 
848 	mutex_init(&fpriv->bo_list_lock);
849 	idr_init(&fpriv->bo_list_handles);
850 
851 	amdgpu_ctx_mgr_init(&fpriv->ctx_mgr);
852 
853 	fpriv->vram_lost_counter = atomic_read(&adev->vram_lost_counter);
854 	file_priv->driver_priv = fpriv;
855 
856 out_suspend:
857 	pm_runtime_mark_last_busy(dev->dev);
858 	pm_runtime_put_autosuspend(dev->dev);
859 
860 	return r;
861 }
862 
863 /**
864  * amdgpu_driver_postclose_kms - drm callback for post close
865  *
866  * @dev: drm dev pointer
867  * @file_priv: drm file
868  *
869  * On device post close, tear down vm on cayman+ (all asics).
870  */
871 void amdgpu_driver_postclose_kms(struct drm_device *dev,
872 				 struct drm_file *file_priv)
873 {
874 	struct amdgpu_device *adev = dev->dev_private;
875 	struct amdgpu_fpriv *fpriv = file_priv->driver_priv;
876 	struct amdgpu_bo_list *list;
877 	int handle;
878 
879 	if (!fpriv)
880 		return;
881 
882 	pm_runtime_get_sync(dev->dev);
883 
884 	amdgpu_ctx_mgr_fini(&fpriv->ctx_mgr);
885 
886 	if (adev->asic_type != CHIP_RAVEN) {
887 		amdgpu_uvd_free_handles(adev, file_priv);
888 		amdgpu_vce_free_handles(adev, file_priv);
889 	}
890 
891 	amdgpu_vm_bo_rmv(adev, fpriv->prt_va);
892 
893 	if (amdgpu_sriov_vf(adev)) {
894 		/* TODO: how to handle reserve failure */
895 		BUG_ON(amdgpu_bo_reserve(adev->virt.csa_obj, true));
896 		amdgpu_vm_bo_rmv(adev, fpriv->csa_va);
897 		fpriv->csa_va = NULL;
898 		amdgpu_bo_unreserve(adev->virt.csa_obj);
899 	}
900 
901 	amdgpu_vm_fini(adev, &fpriv->vm);
902 
903 	idr_for_each_entry(&fpriv->bo_list_handles, list, handle)
904 		amdgpu_bo_list_free(list);
905 
906 	idr_destroy(&fpriv->bo_list_handles);
907 	mutex_destroy(&fpriv->bo_list_lock);
908 
909 	kfree(fpriv);
910 	file_priv->driver_priv = NULL;
911 
912 	pm_runtime_mark_last_busy(dev->dev);
913 	pm_runtime_put_autosuspend(dev->dev);
914 }
915 
916 /*
917  * VBlank related functions.
918  */
919 /**
920  * amdgpu_get_vblank_counter_kms - get frame count
921  *
922  * @dev: drm dev pointer
923  * @pipe: crtc to get the frame count from
924  *
925  * Gets the frame count on the requested crtc (all asics).
926  * Returns frame count on success, -EINVAL on failure.
927  */
928 u32 amdgpu_get_vblank_counter_kms(struct drm_device *dev, unsigned int pipe)
929 {
930 	struct amdgpu_device *adev = dev->dev_private;
931 	int vpos, hpos, stat;
932 	u32 count;
933 
934 	if (pipe >= adev->mode_info.num_crtc) {
935 		DRM_ERROR("Invalid crtc %u\n", pipe);
936 		return -EINVAL;
937 	}
938 
939 	/* The hw increments its frame counter at start of vsync, not at start
940 	 * of vblank, as is required by DRM core vblank counter handling.
941 	 * Cook the hw count here to make it appear to the caller as if it
942 	 * incremented at start of vblank. We measure distance to start of
943 	 * vblank in vpos. vpos therefore will be >= 0 between start of vblank
944 	 * and start of vsync, so vpos >= 0 means to bump the hw frame counter
945 	 * result by 1 to give the proper appearance to caller.
946 	 */
947 	if (adev->mode_info.crtcs[pipe]) {
948 		/* Repeat readout if needed to provide stable result if
949 		 * we cross start of vsync during the queries.
950 		 */
951 		do {
952 			count = amdgpu_display_vblank_get_counter(adev, pipe);
953 			/* Ask amdgpu_get_crtc_scanoutpos to return vpos as
954 			 * distance to start of vblank, instead of regular
955 			 * vertical scanout pos.
956 			 */
957 			stat = amdgpu_get_crtc_scanoutpos(
958 				dev, pipe, GET_DISTANCE_TO_VBLANKSTART,
959 				&vpos, &hpos, NULL, NULL,
960 				&adev->mode_info.crtcs[pipe]->base.hwmode);
961 		} while (count != amdgpu_display_vblank_get_counter(adev, pipe));
962 
963 		if (((stat & (DRM_SCANOUTPOS_VALID | DRM_SCANOUTPOS_ACCURATE)) !=
964 		    (DRM_SCANOUTPOS_VALID | DRM_SCANOUTPOS_ACCURATE))) {
965 			DRM_DEBUG_VBL("Query failed! stat %d\n", stat);
966 		} else {
967 			DRM_DEBUG_VBL("crtc %d: dist from vblank start %d\n",
968 				      pipe, vpos);
969 
970 			/* Bump counter if we are at >= leading edge of vblank,
971 			 * but before vsync where vpos would turn negative and
972 			 * the hw counter really increments.
973 			 */
974 			if (vpos >= 0)
975 				count++;
976 		}
977 	} else {
978 		/* Fallback to use value as is. */
979 		count = amdgpu_display_vblank_get_counter(adev, pipe);
980 		DRM_DEBUG_VBL("NULL mode info! Returned count may be wrong.\n");
981 	}
982 
983 	return count;
984 }
985 
986 /**
987  * amdgpu_enable_vblank_kms - enable vblank interrupt
988  *
989  * @dev: drm dev pointer
990  * @pipe: crtc to enable vblank interrupt for
991  *
992  * Enable the interrupt on the requested crtc (all asics).
993  * Returns 0 on success, -EINVAL on failure.
994  */
995 int amdgpu_enable_vblank_kms(struct drm_device *dev, unsigned int pipe)
996 {
997 	struct amdgpu_device *adev = dev->dev_private;
998 	int idx = amdgpu_crtc_idx_to_irq_type(adev, pipe);
999 
1000 	return amdgpu_irq_get(adev, &adev->crtc_irq, idx);
1001 }
1002 
1003 /**
1004  * amdgpu_disable_vblank_kms - disable vblank interrupt
1005  *
1006  * @dev: drm dev pointer
1007  * @pipe: crtc to disable vblank interrupt for
1008  *
1009  * Disable the interrupt on the requested crtc (all asics).
1010  */
1011 void amdgpu_disable_vblank_kms(struct drm_device *dev, unsigned int pipe)
1012 {
1013 	struct amdgpu_device *adev = dev->dev_private;
1014 	int idx = amdgpu_crtc_idx_to_irq_type(adev, pipe);
1015 
1016 	amdgpu_irq_put(adev, &adev->crtc_irq, idx);
1017 }
1018 
1019 const struct drm_ioctl_desc amdgpu_ioctls_kms[] = {
1020 	DRM_IOCTL_DEF_DRV(AMDGPU_GEM_CREATE, amdgpu_gem_create_ioctl, DRM_AUTH|DRM_RENDER_ALLOW),
1021 	DRM_IOCTL_DEF_DRV(AMDGPU_CTX, amdgpu_ctx_ioctl, DRM_AUTH|DRM_RENDER_ALLOW),
1022 	DRM_IOCTL_DEF_DRV(AMDGPU_VM, amdgpu_vm_ioctl, DRM_AUTH|DRM_RENDER_ALLOW),
1023 	DRM_IOCTL_DEF_DRV(AMDGPU_BO_LIST, amdgpu_bo_list_ioctl, DRM_AUTH|DRM_RENDER_ALLOW),
1024 	/* KMS */
1025 	DRM_IOCTL_DEF_DRV(AMDGPU_GEM_MMAP, amdgpu_gem_mmap_ioctl, DRM_AUTH|DRM_RENDER_ALLOW),
1026 	DRM_IOCTL_DEF_DRV(AMDGPU_GEM_WAIT_IDLE, amdgpu_gem_wait_idle_ioctl, DRM_AUTH|DRM_RENDER_ALLOW),
1027 	DRM_IOCTL_DEF_DRV(AMDGPU_CS, amdgpu_cs_ioctl, DRM_AUTH|DRM_RENDER_ALLOW),
1028 	DRM_IOCTL_DEF_DRV(AMDGPU_INFO, amdgpu_info_ioctl, DRM_AUTH|DRM_RENDER_ALLOW),
1029 	DRM_IOCTL_DEF_DRV(AMDGPU_WAIT_CS, amdgpu_cs_wait_ioctl, DRM_AUTH|DRM_RENDER_ALLOW),
1030 	DRM_IOCTL_DEF_DRV(AMDGPU_WAIT_FENCES, amdgpu_cs_wait_fences_ioctl, DRM_AUTH|DRM_RENDER_ALLOW),
1031 	DRM_IOCTL_DEF_DRV(AMDGPU_GEM_METADATA, amdgpu_gem_metadata_ioctl, DRM_AUTH|DRM_RENDER_ALLOW),
1032 	DRM_IOCTL_DEF_DRV(AMDGPU_GEM_VA, amdgpu_gem_va_ioctl, DRM_AUTH|DRM_RENDER_ALLOW),
1033 	DRM_IOCTL_DEF_DRV(AMDGPU_GEM_OP, amdgpu_gem_op_ioctl, DRM_AUTH|DRM_RENDER_ALLOW),
1034 	DRM_IOCTL_DEF_DRV(AMDGPU_GEM_USERPTR, amdgpu_gem_userptr_ioctl, DRM_AUTH|DRM_RENDER_ALLOW),
1035 };
1036 const int amdgpu_max_kms_ioctl = ARRAY_SIZE(amdgpu_ioctls_kms);
1037 
1038 /*
1039  * Debugfs info
1040  */
1041 #if defined(CONFIG_DEBUG_FS)
1042 
1043 static int amdgpu_debugfs_firmware_info(struct seq_file *m, void *data)
1044 {
1045 	struct drm_info_node *node = (struct drm_info_node *) m->private;
1046 	struct drm_device *dev = node->minor->dev;
1047 	struct amdgpu_device *adev = dev->dev_private;
1048 	struct drm_amdgpu_info_firmware fw_info;
1049 	struct drm_amdgpu_query_fw query_fw;
1050 	int ret, i;
1051 
1052 	/* VCE */
1053 	query_fw.fw_type = AMDGPU_INFO_FW_VCE;
1054 	ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
1055 	if (ret)
1056 		return ret;
1057 	seq_printf(m, "VCE feature version: %u, firmware version: 0x%08x\n",
1058 		   fw_info.feature, fw_info.ver);
1059 
1060 	/* UVD */
1061 	query_fw.fw_type = AMDGPU_INFO_FW_UVD;
1062 	ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
1063 	if (ret)
1064 		return ret;
1065 	seq_printf(m, "UVD feature version: %u, firmware version: 0x%08x\n",
1066 		   fw_info.feature, fw_info.ver);
1067 
1068 	/* GMC */
1069 	query_fw.fw_type = AMDGPU_INFO_FW_GMC;
1070 	ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
1071 	if (ret)
1072 		return ret;
1073 	seq_printf(m, "MC feature version: %u, firmware version: 0x%08x\n",
1074 		   fw_info.feature, fw_info.ver);
1075 
1076 	/* ME */
1077 	query_fw.fw_type = AMDGPU_INFO_FW_GFX_ME;
1078 	ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
1079 	if (ret)
1080 		return ret;
1081 	seq_printf(m, "ME feature version: %u, firmware version: 0x%08x\n",
1082 		   fw_info.feature, fw_info.ver);
1083 
1084 	/* PFP */
1085 	query_fw.fw_type = AMDGPU_INFO_FW_GFX_PFP;
1086 	ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
1087 	if (ret)
1088 		return ret;
1089 	seq_printf(m, "PFP feature version: %u, firmware version: 0x%08x\n",
1090 		   fw_info.feature, fw_info.ver);
1091 
1092 	/* CE */
1093 	query_fw.fw_type = AMDGPU_INFO_FW_GFX_CE;
1094 	ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
1095 	if (ret)
1096 		return ret;
1097 	seq_printf(m, "CE feature version: %u, firmware version: 0x%08x\n",
1098 		   fw_info.feature, fw_info.ver);
1099 
1100 	/* RLC */
1101 	query_fw.fw_type = AMDGPU_INFO_FW_GFX_RLC;
1102 	ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
1103 	if (ret)
1104 		return ret;
1105 	seq_printf(m, "RLC feature version: %u, firmware version: 0x%08x\n",
1106 		   fw_info.feature, fw_info.ver);
1107 
1108 	/* MEC */
1109 	query_fw.fw_type = AMDGPU_INFO_FW_GFX_MEC;
1110 	query_fw.index = 0;
1111 	ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
1112 	if (ret)
1113 		return ret;
1114 	seq_printf(m, "MEC feature version: %u, firmware version: 0x%08x\n",
1115 		   fw_info.feature, fw_info.ver);
1116 
1117 	/* MEC2 */
1118 	if (adev->asic_type == CHIP_KAVERI ||
1119 	    (adev->asic_type > CHIP_TOPAZ && adev->asic_type != CHIP_STONEY)) {
1120 		query_fw.index = 1;
1121 		ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
1122 		if (ret)
1123 			return ret;
1124 		seq_printf(m, "MEC2 feature version: %u, firmware version: 0x%08x\n",
1125 			   fw_info.feature, fw_info.ver);
1126 	}
1127 
1128 	/* PSP SOS */
1129 	query_fw.fw_type = AMDGPU_INFO_FW_SOS;
1130 	ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
1131 	if (ret)
1132 		return ret;
1133 	seq_printf(m, "SOS feature version: %u, firmware version: 0x%08x\n",
1134 		   fw_info.feature, fw_info.ver);
1135 
1136 
1137 	/* PSP ASD */
1138 	query_fw.fw_type = AMDGPU_INFO_FW_ASD;
1139 	ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
1140 	if (ret)
1141 		return ret;
1142 	seq_printf(m, "ASD feature version: %u, firmware version: 0x%08x\n",
1143 		   fw_info.feature, fw_info.ver);
1144 
1145 	/* SMC */
1146 	query_fw.fw_type = AMDGPU_INFO_FW_SMC;
1147 	ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
1148 	if (ret)
1149 		return ret;
1150 	seq_printf(m, "SMC feature version: %u, firmware version: 0x%08x\n",
1151 		   fw_info.feature, fw_info.ver);
1152 
1153 	/* SDMA */
1154 	query_fw.fw_type = AMDGPU_INFO_FW_SDMA;
1155 	for (i = 0; i < adev->sdma.num_instances; i++) {
1156 		query_fw.index = i;
1157 		ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
1158 		if (ret)
1159 			return ret;
1160 		seq_printf(m, "SDMA%d feature version: %u, firmware version: 0x%08x\n",
1161 			   i, fw_info.feature, fw_info.ver);
1162 	}
1163 
1164 	return 0;
1165 }
1166 
1167 static const struct drm_info_list amdgpu_firmware_info_list[] = {
1168 	{"amdgpu_firmware_info", amdgpu_debugfs_firmware_info, 0, NULL},
1169 };
1170 #endif
1171 
1172 int amdgpu_debugfs_firmware_init(struct amdgpu_device *adev)
1173 {
1174 #if defined(CONFIG_DEBUG_FS)
1175 	return amdgpu_debugfs_add_files(adev, amdgpu_firmware_info_list,
1176 					ARRAY_SIZE(amdgpu_firmware_info_list));
1177 #else
1178 	return 0;
1179 #endif
1180 }
1181