1 /*
2  * Copyright 2016 Advanced Micro Devices, Inc.
3  * All Rights Reserved.
4  *
5  * Permission is hereby granted, free of charge, to any person obtaining a
6  * copy of this software and associated documentation files (the
7  * "Software"), to deal in the Software without restriction, including
8  * without limitation the rights to use, copy, modify, merge, publish,
9  * distribute, sub license, and/or sell copies of the Software, and to
10  * permit persons to whom the Software is furnished to do so, subject to
11  * the following conditions:
12  *
13  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
14  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
15  * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
16  * THE COPYRIGHT HOLDERS, AUTHORS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM,
17  * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
18  * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
19  * USE OR OTHER DEALINGS IN THE SOFTWARE.
20  *
21  * The above copyright notice and this permission notice (including the
22  * next paragraph) shall be included in all copies or substantial portions
23  * of the Software.
24  *
25  */
26 
27 #include <linux/firmware.h>
28 #include <linux/module.h>
29 #include <linux/pci.h>
30 #include <drm/drm_drv.h>
31 
32 #include "amdgpu.h"
33 #include "amdgpu_pm.h"
34 #include "amdgpu_vcn.h"
35 #include "soc15d.h"
36 
37 /* Firmware Names */
38 #define FIRMWARE_RAVEN		"amdgpu/raven_vcn.bin"
39 #define FIRMWARE_PICASSO	"amdgpu/picasso_vcn.bin"
40 #define FIRMWARE_RAVEN2		"amdgpu/raven2_vcn.bin"
41 #define FIRMWARE_ARCTURUS	"amdgpu/arcturus_vcn.bin"
42 #define FIRMWARE_RENOIR		"amdgpu/renoir_vcn.bin"
43 #define FIRMWARE_GREEN_SARDINE	"amdgpu/green_sardine_vcn.bin"
44 #define FIRMWARE_NAVI10		"amdgpu/navi10_vcn.bin"
45 #define FIRMWARE_NAVI14		"amdgpu/navi14_vcn.bin"
46 #define FIRMWARE_NAVI12		"amdgpu/navi12_vcn.bin"
47 #define FIRMWARE_SIENNA_CICHLID	"amdgpu/sienna_cichlid_vcn.bin"
48 #define FIRMWARE_NAVY_FLOUNDER	"amdgpu/navy_flounder_vcn.bin"
49 #define FIRMWARE_VANGOGH	"amdgpu/vangogh_vcn.bin"
50 #define FIRMWARE_DIMGREY_CAVEFISH	"amdgpu/dimgrey_cavefish_vcn.bin"
51 #define FIRMWARE_ALDEBARAN	"amdgpu/aldebaran_vcn.bin"
52 #define FIRMWARE_BEIGE_GOBY	"amdgpu/beige_goby_vcn.bin"
53 #define FIRMWARE_YELLOW_CARP	"amdgpu/yellow_carp_vcn.bin"
54 
55 MODULE_FIRMWARE(FIRMWARE_RAVEN);
56 MODULE_FIRMWARE(FIRMWARE_PICASSO);
57 MODULE_FIRMWARE(FIRMWARE_RAVEN2);
58 MODULE_FIRMWARE(FIRMWARE_ARCTURUS);
59 MODULE_FIRMWARE(FIRMWARE_RENOIR);
60 MODULE_FIRMWARE(FIRMWARE_GREEN_SARDINE);
61 MODULE_FIRMWARE(FIRMWARE_ALDEBARAN);
62 MODULE_FIRMWARE(FIRMWARE_NAVI10);
63 MODULE_FIRMWARE(FIRMWARE_NAVI14);
64 MODULE_FIRMWARE(FIRMWARE_NAVI12);
65 MODULE_FIRMWARE(FIRMWARE_SIENNA_CICHLID);
66 MODULE_FIRMWARE(FIRMWARE_NAVY_FLOUNDER);
67 MODULE_FIRMWARE(FIRMWARE_VANGOGH);
68 MODULE_FIRMWARE(FIRMWARE_DIMGREY_CAVEFISH);
69 MODULE_FIRMWARE(FIRMWARE_BEIGE_GOBY);
70 MODULE_FIRMWARE(FIRMWARE_YELLOW_CARP);
71 
72 static void amdgpu_vcn_idle_work_handler(struct work_struct *work);
73 
74 int amdgpu_vcn_sw_init(struct amdgpu_device *adev)
75 {
76 	unsigned long bo_size;
77 	const char *fw_name;
78 	const struct common_firmware_header *hdr;
79 	unsigned char fw_check;
80 	int i, r;
81 
82 	INIT_DELAYED_WORK(&adev->vcn.idle_work, amdgpu_vcn_idle_work_handler);
83 	mutex_init(&adev->vcn.vcn_pg_lock);
84 	mutex_init(&adev->vcn.vcn1_jpeg1_workaround);
85 	atomic_set(&adev->vcn.total_submission_cnt, 0);
86 	for (i = 0; i < adev->vcn.num_vcn_inst; i++)
87 		atomic_set(&adev->vcn.inst[i].dpg_enc_submission_cnt, 0);
88 
89 	switch (adev->ip_versions[UVD_HWIP][0]) {
90 	case IP_VERSION(1, 0, 0):
91 	case IP_VERSION(1, 0, 1):
92 		if (adev->apu_flags & AMD_APU_IS_RAVEN2)
93 			fw_name = FIRMWARE_RAVEN2;
94 		else if (adev->apu_flags & AMD_APU_IS_PICASSO)
95 			fw_name = FIRMWARE_PICASSO;
96 		else
97 			fw_name = FIRMWARE_RAVEN;
98 		break;
99 	case IP_VERSION(2, 5, 0):
100 		fw_name = FIRMWARE_ARCTURUS;
101 		if ((adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) &&
102 		    (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG))
103 			adev->vcn.indirect_sram = true;
104 		break;
105 	case IP_VERSION(2, 2, 0):
106 		if (adev->apu_flags & AMD_APU_IS_RENOIR)
107 			fw_name = FIRMWARE_RENOIR;
108 		else
109 			fw_name = FIRMWARE_GREEN_SARDINE;
110 
111 		if ((adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) &&
112 		    (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG))
113 			adev->vcn.indirect_sram = true;
114 		break;
115 	case IP_VERSION(2, 6, 0):
116 		fw_name = FIRMWARE_ALDEBARAN;
117 		if ((adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) &&
118 		    (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG))
119 			adev->vcn.indirect_sram = true;
120 		break;
121 	case IP_VERSION(2, 0, 0):
122 		fw_name = FIRMWARE_NAVI10;
123 		if ((adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) &&
124 		    (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG))
125 			adev->vcn.indirect_sram = true;
126 		break;
127 	case IP_VERSION(2, 0, 2):
128 		if (adev->asic_type == CHIP_NAVI12)
129 			fw_name = FIRMWARE_NAVI12;
130 		else
131 			fw_name = FIRMWARE_NAVI14;
132 		if ((adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) &&
133 		    (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG))
134 			adev->vcn.indirect_sram = true;
135 		break;
136 	case IP_VERSION(3, 0, 0):
137 		if (adev->ip_versions[GC_HWIP][0] == IP_VERSION(10, 3, 0))
138 			fw_name = FIRMWARE_SIENNA_CICHLID;
139 		else
140 			fw_name = FIRMWARE_NAVY_FLOUNDER;
141 		if ((adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) &&
142 		    (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG))
143 			adev->vcn.indirect_sram = true;
144 		break;
145 	case IP_VERSION(3, 0, 2):
146 		fw_name = FIRMWARE_VANGOGH;
147 		break;
148 	case IP_VERSION(3, 0, 16):
149 		fw_name = FIRMWARE_DIMGREY_CAVEFISH;
150 		if ((adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) &&
151 		    (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG))
152 			adev->vcn.indirect_sram = true;
153 		break;
154 	case IP_VERSION(3, 0, 33):
155 		fw_name = FIRMWARE_BEIGE_GOBY;
156 		if ((adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) &&
157 		    (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG))
158 			adev->vcn.indirect_sram = true;
159 		break;
160 	case IP_VERSION(3, 1, 1):
161 		fw_name = FIRMWARE_YELLOW_CARP;
162 		if ((adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) &&
163 		    (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG))
164 			adev->vcn.indirect_sram = true;
165 		break;
166 	default:
167 		return -EINVAL;
168 	}
169 
170 	r = request_firmware(&adev->vcn.fw, fw_name, adev->dev);
171 	if (r) {
172 		dev_err(adev->dev, "amdgpu_vcn: Can't load firmware \"%s\"\n",
173 			fw_name);
174 		return r;
175 	}
176 
177 	r = amdgpu_ucode_validate(adev->vcn.fw);
178 	if (r) {
179 		dev_err(adev->dev, "amdgpu_vcn: Can't validate firmware \"%s\"\n",
180 			fw_name);
181 		release_firmware(adev->vcn.fw);
182 		adev->vcn.fw = NULL;
183 		return r;
184 	}
185 
186 	hdr = (const struct common_firmware_header *)adev->vcn.fw->data;
187 	adev->vcn.fw_version = le32_to_cpu(hdr->ucode_version);
188 
189 	/* Bit 20-23, it is encode major and non-zero for new naming convention.
190 	 * This field is part of version minor and DRM_DISABLED_FLAG in old naming
191 	 * convention. Since the l:wq!atest version minor is 0x5B and DRM_DISABLED_FLAG
192 	 * is zero in old naming convention, this field is always zero so far.
193 	 * These four bits are used to tell which naming convention is present.
194 	 */
195 	fw_check = (le32_to_cpu(hdr->ucode_version) >> 20) & 0xf;
196 	if (fw_check) {
197 		unsigned int dec_ver, enc_major, enc_minor, vep, fw_rev;
198 
199 		fw_rev = le32_to_cpu(hdr->ucode_version) & 0xfff;
200 		enc_minor = (le32_to_cpu(hdr->ucode_version) >> 12) & 0xff;
201 		enc_major = fw_check;
202 		dec_ver = (le32_to_cpu(hdr->ucode_version) >> 24) & 0xf;
203 		vep = (le32_to_cpu(hdr->ucode_version) >> 28) & 0xf;
204 		DRM_INFO("Found VCN firmware Version ENC: %u.%u DEC: %u VEP: %u Revision: %u\n",
205 			enc_major, enc_minor, dec_ver, vep, fw_rev);
206 	} else {
207 		unsigned int version_major, version_minor, family_id;
208 
209 		family_id = le32_to_cpu(hdr->ucode_version) & 0xff;
210 		version_major = (le32_to_cpu(hdr->ucode_version) >> 24) & 0xff;
211 		version_minor = (le32_to_cpu(hdr->ucode_version) >> 8) & 0xff;
212 		DRM_INFO("Found VCN firmware Version: %u.%u Family ID: %u\n",
213 			version_major, version_minor, family_id);
214 	}
215 
216 	bo_size = AMDGPU_VCN_STACK_SIZE + AMDGPU_VCN_CONTEXT_SIZE;
217 	if (adev->firmware.load_type != AMDGPU_FW_LOAD_PSP)
218 		bo_size += AMDGPU_GPU_PAGE_ALIGN(le32_to_cpu(hdr->ucode_size_bytes) + 8);
219 	bo_size += AMDGPU_GPU_PAGE_ALIGN(sizeof(struct amdgpu_fw_shared));
220 
221 	for (i = 0; i < adev->vcn.num_vcn_inst; i++) {
222 		if (adev->vcn.harvest_config & (1 << i))
223 			continue;
224 
225 		r = amdgpu_bo_create_kernel(adev, bo_size, PAGE_SIZE,
226 						AMDGPU_GEM_DOMAIN_VRAM, &adev->vcn.inst[i].vcpu_bo,
227 						&adev->vcn.inst[i].gpu_addr, &adev->vcn.inst[i].cpu_addr);
228 		if (r) {
229 			dev_err(adev->dev, "(%d) failed to allocate vcn bo\n", r);
230 			return r;
231 		}
232 
233 		adev->vcn.inst[i].fw_shared_cpu_addr = adev->vcn.inst[i].cpu_addr +
234 				bo_size - AMDGPU_GPU_PAGE_ALIGN(sizeof(struct amdgpu_fw_shared));
235 		adev->vcn.inst[i].fw_shared_gpu_addr = adev->vcn.inst[i].gpu_addr +
236 				bo_size - AMDGPU_GPU_PAGE_ALIGN(sizeof(struct amdgpu_fw_shared));
237 
238 		if (adev->vcn.indirect_sram) {
239 			r = amdgpu_bo_create_kernel(adev, 64 * 2 * 4, PAGE_SIZE,
240 					AMDGPU_GEM_DOMAIN_VRAM, &adev->vcn.inst[i].dpg_sram_bo,
241 					&adev->vcn.inst[i].dpg_sram_gpu_addr, &adev->vcn.inst[i].dpg_sram_cpu_addr);
242 			if (r) {
243 				dev_err(adev->dev, "VCN %d (%d) failed to allocate DPG bo\n", i, r);
244 				return r;
245 			}
246 		}
247 	}
248 
249 	return 0;
250 }
251 
252 int amdgpu_vcn_sw_fini(struct amdgpu_device *adev)
253 {
254 	int i, j;
255 
256 	for (j = 0; j < adev->vcn.num_vcn_inst; ++j) {
257 		if (adev->vcn.harvest_config & (1 << j))
258 			continue;
259 
260 		if (adev->vcn.indirect_sram) {
261 			amdgpu_bo_free_kernel(&adev->vcn.inst[j].dpg_sram_bo,
262 						  &adev->vcn.inst[j].dpg_sram_gpu_addr,
263 						  (void **)&adev->vcn.inst[j].dpg_sram_cpu_addr);
264 		}
265 		kvfree(adev->vcn.inst[j].saved_bo);
266 
267 		amdgpu_bo_free_kernel(&adev->vcn.inst[j].vcpu_bo,
268 					  &adev->vcn.inst[j].gpu_addr,
269 					  (void **)&adev->vcn.inst[j].cpu_addr);
270 
271 		amdgpu_ring_fini(&adev->vcn.inst[j].ring_dec);
272 
273 		for (i = 0; i < adev->vcn.num_enc_rings; ++i)
274 			amdgpu_ring_fini(&adev->vcn.inst[j].ring_enc[i]);
275 	}
276 
277 	release_firmware(adev->vcn.fw);
278 	mutex_destroy(&adev->vcn.vcn1_jpeg1_workaround);
279 	mutex_destroy(&adev->vcn.vcn_pg_lock);
280 
281 	return 0;
282 }
283 
284 bool amdgpu_vcn_is_disabled_vcn(struct amdgpu_device *adev, enum vcn_ring_type type, uint32_t vcn_instance)
285 {
286 	bool ret = false;
287 	int vcn_config = adev->vcn.vcn_config[vcn_instance];
288 
289 	if ((type == VCN_ENCODE_RING) && (vcn_config & VCN_BLOCK_ENCODE_DISABLE_MASK)) {
290 		ret = true;
291 	} else if ((type == VCN_DECODE_RING) && (vcn_config & VCN_BLOCK_DECODE_DISABLE_MASK)) {
292 		ret = true;
293 	} else if ((type == VCN_UNIFIED_RING) && (vcn_config & VCN_BLOCK_QUEUE_DISABLE_MASK)) {
294 		ret = true;
295 	}
296 
297 	return ret;
298 }
299 
300 int amdgpu_vcn_suspend(struct amdgpu_device *adev)
301 {
302 	unsigned size;
303 	void *ptr;
304 	int i, idx;
305 
306 	cancel_delayed_work_sync(&adev->vcn.idle_work);
307 
308 	for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
309 		if (adev->vcn.harvest_config & (1 << i))
310 			continue;
311 		if (adev->vcn.inst[i].vcpu_bo == NULL)
312 			return 0;
313 
314 		size = amdgpu_bo_size(adev->vcn.inst[i].vcpu_bo);
315 		ptr = adev->vcn.inst[i].cpu_addr;
316 
317 		adev->vcn.inst[i].saved_bo = kvmalloc(size, GFP_KERNEL);
318 		if (!adev->vcn.inst[i].saved_bo)
319 			return -ENOMEM;
320 
321 		if (drm_dev_enter(adev_to_drm(adev), &idx)) {
322 			memcpy_fromio(adev->vcn.inst[i].saved_bo, ptr, size);
323 			drm_dev_exit(idx);
324 		}
325 	}
326 	return 0;
327 }
328 
329 int amdgpu_vcn_resume(struct amdgpu_device *adev)
330 {
331 	unsigned size;
332 	void *ptr;
333 	int i, idx;
334 
335 	for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
336 		if (adev->vcn.harvest_config & (1 << i))
337 			continue;
338 		if (adev->vcn.inst[i].vcpu_bo == NULL)
339 			return -EINVAL;
340 
341 		size = amdgpu_bo_size(adev->vcn.inst[i].vcpu_bo);
342 		ptr = adev->vcn.inst[i].cpu_addr;
343 
344 		if (adev->vcn.inst[i].saved_bo != NULL) {
345 			if (drm_dev_enter(adev_to_drm(adev), &idx)) {
346 				memcpy_toio(ptr, adev->vcn.inst[i].saved_bo, size);
347 				drm_dev_exit(idx);
348 			}
349 			kvfree(adev->vcn.inst[i].saved_bo);
350 			adev->vcn.inst[i].saved_bo = NULL;
351 		} else {
352 			const struct common_firmware_header *hdr;
353 			unsigned offset;
354 
355 			hdr = (const struct common_firmware_header *)adev->vcn.fw->data;
356 			if (adev->firmware.load_type != AMDGPU_FW_LOAD_PSP) {
357 				offset = le32_to_cpu(hdr->ucode_array_offset_bytes);
358 				if (drm_dev_enter(adev_to_drm(adev), &idx)) {
359 					memcpy_toio(adev->vcn.inst[i].cpu_addr, adev->vcn.fw->data + offset,
360 						    le32_to_cpu(hdr->ucode_size_bytes));
361 					drm_dev_exit(idx);
362 				}
363 				size -= le32_to_cpu(hdr->ucode_size_bytes);
364 				ptr += le32_to_cpu(hdr->ucode_size_bytes);
365 			}
366 			memset_io(ptr, 0, size);
367 		}
368 	}
369 	return 0;
370 }
371 
372 static void amdgpu_vcn_idle_work_handler(struct work_struct *work)
373 {
374 	struct amdgpu_device *adev =
375 		container_of(work, struct amdgpu_device, vcn.idle_work.work);
376 	unsigned int fences = 0, fence[AMDGPU_MAX_VCN_INSTANCES] = {0};
377 	unsigned int i, j;
378 	int r = 0;
379 
380 	for (j = 0; j < adev->vcn.num_vcn_inst; ++j) {
381 		if (adev->vcn.harvest_config & (1 << j))
382 			continue;
383 
384 		for (i = 0; i < adev->vcn.num_enc_rings; ++i) {
385 			fence[j] += amdgpu_fence_count_emitted(&adev->vcn.inst[j].ring_enc[i]);
386 		}
387 
388 		if (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG)	{
389 			struct dpg_pause_state new_state;
390 
391 			if (fence[j] ||
392 				unlikely(atomic_read(&adev->vcn.inst[j].dpg_enc_submission_cnt)))
393 				new_state.fw_based = VCN_DPG_STATE__PAUSE;
394 			else
395 				new_state.fw_based = VCN_DPG_STATE__UNPAUSE;
396 
397 			adev->vcn.pause_dpg_mode(adev, j, &new_state);
398 		}
399 
400 		fence[j] += amdgpu_fence_count_emitted(&adev->vcn.inst[j].ring_dec);
401 		fences += fence[j];
402 	}
403 
404 	if (!fences && !atomic_read(&adev->vcn.total_submission_cnt)) {
405 		amdgpu_device_ip_set_powergating_state(adev, AMD_IP_BLOCK_TYPE_VCN,
406 		       AMD_PG_STATE_GATE);
407 		r = amdgpu_dpm_switch_power_profile(adev, PP_SMC_POWER_PROFILE_VIDEO,
408 				false);
409 		if (r)
410 			dev_warn(adev->dev, "(%d) failed to disable video power profile mode\n", r);
411 	} else {
412 		schedule_delayed_work(&adev->vcn.idle_work, VCN_IDLE_TIMEOUT);
413 	}
414 }
415 
416 void amdgpu_vcn_ring_begin_use(struct amdgpu_ring *ring)
417 {
418 	struct amdgpu_device *adev = ring->adev;
419 	int r = 0;
420 
421 	atomic_inc(&adev->vcn.total_submission_cnt);
422 
423 	if (!cancel_delayed_work_sync(&adev->vcn.idle_work)) {
424 		r = amdgpu_dpm_switch_power_profile(adev, PP_SMC_POWER_PROFILE_VIDEO,
425 				true);
426 		if (r)
427 			dev_warn(adev->dev, "(%d) failed to switch to video power profile mode\n", r);
428 	}
429 
430 	mutex_lock(&adev->vcn.vcn_pg_lock);
431 	amdgpu_device_ip_set_powergating_state(adev, AMD_IP_BLOCK_TYPE_VCN,
432 	       AMD_PG_STATE_UNGATE);
433 
434 	if (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG)	{
435 		struct dpg_pause_state new_state;
436 
437 		if (ring->funcs->type == AMDGPU_RING_TYPE_VCN_ENC) {
438 			atomic_inc(&adev->vcn.inst[ring->me].dpg_enc_submission_cnt);
439 			new_state.fw_based = VCN_DPG_STATE__PAUSE;
440 		} else {
441 			unsigned int fences = 0;
442 			unsigned int i;
443 
444 			for (i = 0; i < adev->vcn.num_enc_rings; ++i)
445 				fences += amdgpu_fence_count_emitted(&adev->vcn.inst[ring->me].ring_enc[i]);
446 
447 			if (fences || atomic_read(&adev->vcn.inst[ring->me].dpg_enc_submission_cnt))
448 				new_state.fw_based = VCN_DPG_STATE__PAUSE;
449 			else
450 				new_state.fw_based = VCN_DPG_STATE__UNPAUSE;
451 		}
452 
453 		adev->vcn.pause_dpg_mode(adev, ring->me, &new_state);
454 	}
455 	mutex_unlock(&adev->vcn.vcn_pg_lock);
456 }
457 
458 void amdgpu_vcn_ring_end_use(struct amdgpu_ring *ring)
459 {
460 	if (ring->adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG &&
461 		ring->funcs->type == AMDGPU_RING_TYPE_VCN_ENC)
462 		atomic_dec(&ring->adev->vcn.inst[ring->me].dpg_enc_submission_cnt);
463 
464 	atomic_dec(&ring->adev->vcn.total_submission_cnt);
465 
466 	schedule_delayed_work(&ring->adev->vcn.idle_work, VCN_IDLE_TIMEOUT);
467 }
468 
469 int amdgpu_vcn_dec_ring_test_ring(struct amdgpu_ring *ring)
470 {
471 	struct amdgpu_device *adev = ring->adev;
472 	uint32_t tmp = 0;
473 	unsigned i;
474 	int r;
475 
476 	/* VCN in SRIOV does not support direct register read/write */
477 	if (amdgpu_sriov_vf(adev))
478 		return 0;
479 
480 	WREG32(adev->vcn.inst[ring->me].external.scratch9, 0xCAFEDEAD);
481 	r = amdgpu_ring_alloc(ring, 3);
482 	if (r)
483 		return r;
484 	amdgpu_ring_write(ring, PACKET0(adev->vcn.internal.scratch9, 0));
485 	amdgpu_ring_write(ring, 0xDEADBEEF);
486 	amdgpu_ring_commit(ring);
487 	for (i = 0; i < adev->usec_timeout; i++) {
488 		tmp = RREG32(adev->vcn.inst[ring->me].external.scratch9);
489 		if (tmp == 0xDEADBEEF)
490 			break;
491 		udelay(1);
492 	}
493 
494 	if (i >= adev->usec_timeout)
495 		r = -ETIMEDOUT;
496 
497 	return r;
498 }
499 
500 int amdgpu_vcn_dec_sw_ring_test_ring(struct amdgpu_ring *ring)
501 {
502 	struct amdgpu_device *adev = ring->adev;
503 	uint32_t rptr;
504 	unsigned int i;
505 	int r;
506 
507 	if (amdgpu_sriov_vf(adev))
508 		return 0;
509 
510 	r = amdgpu_ring_alloc(ring, 16);
511 	if (r)
512 		return r;
513 
514 	rptr = amdgpu_ring_get_rptr(ring);
515 
516 	amdgpu_ring_write(ring, VCN_DEC_SW_CMD_END);
517 	amdgpu_ring_commit(ring);
518 
519 	for (i = 0; i < adev->usec_timeout; i++) {
520 		if (amdgpu_ring_get_rptr(ring) != rptr)
521 			break;
522 		udelay(1);
523 	}
524 
525 	if (i >= adev->usec_timeout)
526 		r = -ETIMEDOUT;
527 
528 	return r;
529 }
530 
531 static int amdgpu_vcn_dec_send_msg(struct amdgpu_ring *ring,
532 				   struct amdgpu_ib *ib_msg,
533 				   struct dma_fence **fence)
534 {
535 	struct amdgpu_device *adev = ring->adev;
536 	struct dma_fence *f = NULL;
537 	struct amdgpu_job *job;
538 	struct amdgpu_ib *ib;
539 	uint64_t addr = AMDGPU_GPU_PAGE_ALIGN(ib_msg->gpu_addr);
540 	int i, r;
541 
542 	r = amdgpu_job_alloc_with_ib(adev, 64,
543 					AMDGPU_IB_POOL_DIRECT, &job);
544 	if (r)
545 		goto err;
546 
547 	ib = &job->ibs[0];
548 	ib->ptr[0] = PACKET0(adev->vcn.internal.data0, 0);
549 	ib->ptr[1] = addr;
550 	ib->ptr[2] = PACKET0(adev->vcn.internal.data1, 0);
551 	ib->ptr[3] = addr >> 32;
552 	ib->ptr[4] = PACKET0(adev->vcn.internal.cmd, 0);
553 	ib->ptr[5] = 0;
554 	for (i = 6; i < 16; i += 2) {
555 		ib->ptr[i] = PACKET0(adev->vcn.internal.nop, 0);
556 		ib->ptr[i+1] = 0;
557 	}
558 	ib->length_dw = 16;
559 
560 	r = amdgpu_job_submit_direct(job, ring, &f);
561 	if (r)
562 		goto err_free;
563 
564 	amdgpu_ib_free(adev, ib_msg, f);
565 
566 	if (fence)
567 		*fence = dma_fence_get(f);
568 	dma_fence_put(f);
569 
570 	return 0;
571 
572 err_free:
573 	amdgpu_job_free(job);
574 err:
575 	amdgpu_ib_free(adev, ib_msg, f);
576 	return r;
577 }
578 
579 static int amdgpu_vcn_dec_get_create_msg(struct amdgpu_ring *ring, uint32_t handle,
580 		struct amdgpu_ib *ib)
581 {
582 	struct amdgpu_device *adev = ring->adev;
583 	uint32_t *msg;
584 	int r, i;
585 
586 	memset(ib, 0, sizeof(*ib));
587 	r = amdgpu_ib_get(adev, NULL, AMDGPU_GPU_PAGE_SIZE * 2,
588 			AMDGPU_IB_POOL_DIRECT,
589 			ib);
590 	if (r)
591 		return r;
592 
593 	msg = (uint32_t *)AMDGPU_GPU_PAGE_ALIGN((unsigned long)ib->ptr);
594 	msg[0] = cpu_to_le32(0x00000028);
595 	msg[1] = cpu_to_le32(0x00000038);
596 	msg[2] = cpu_to_le32(0x00000001);
597 	msg[3] = cpu_to_le32(0x00000000);
598 	msg[4] = cpu_to_le32(handle);
599 	msg[5] = cpu_to_le32(0x00000000);
600 	msg[6] = cpu_to_le32(0x00000001);
601 	msg[7] = cpu_to_le32(0x00000028);
602 	msg[8] = cpu_to_le32(0x00000010);
603 	msg[9] = cpu_to_le32(0x00000000);
604 	msg[10] = cpu_to_le32(0x00000007);
605 	msg[11] = cpu_to_le32(0x00000000);
606 	msg[12] = cpu_to_le32(0x00000780);
607 	msg[13] = cpu_to_le32(0x00000440);
608 	for (i = 14; i < 1024; ++i)
609 		msg[i] = cpu_to_le32(0x0);
610 
611 	return 0;
612 }
613 
614 static int amdgpu_vcn_dec_get_destroy_msg(struct amdgpu_ring *ring, uint32_t handle,
615 					  struct amdgpu_ib *ib)
616 {
617 	struct amdgpu_device *adev = ring->adev;
618 	uint32_t *msg;
619 	int r, i;
620 
621 	memset(ib, 0, sizeof(*ib));
622 	r = amdgpu_ib_get(adev, NULL, AMDGPU_GPU_PAGE_SIZE * 2,
623 			AMDGPU_IB_POOL_DIRECT,
624 			ib);
625 	if (r)
626 		return r;
627 
628 	msg = (uint32_t *)AMDGPU_GPU_PAGE_ALIGN((unsigned long)ib->ptr);
629 	msg[0] = cpu_to_le32(0x00000028);
630 	msg[1] = cpu_to_le32(0x00000018);
631 	msg[2] = cpu_to_le32(0x00000000);
632 	msg[3] = cpu_to_le32(0x00000002);
633 	msg[4] = cpu_to_le32(handle);
634 	msg[5] = cpu_to_le32(0x00000000);
635 	for (i = 6; i < 1024; ++i)
636 		msg[i] = cpu_to_le32(0x0);
637 
638 	return 0;
639 }
640 
641 int amdgpu_vcn_dec_ring_test_ib(struct amdgpu_ring *ring, long timeout)
642 {
643 	struct dma_fence *fence = NULL;
644 	struct amdgpu_ib ib;
645 	long r;
646 
647 	r = amdgpu_vcn_dec_get_create_msg(ring, 1, &ib);
648 	if (r)
649 		goto error;
650 
651 	r = amdgpu_vcn_dec_send_msg(ring, &ib, NULL);
652 	if (r)
653 		goto error;
654 	r = amdgpu_vcn_dec_get_destroy_msg(ring, 1, &ib);
655 	if (r)
656 		goto error;
657 
658 	r = amdgpu_vcn_dec_send_msg(ring, &ib, &fence);
659 	if (r)
660 		goto error;
661 
662 	r = dma_fence_wait_timeout(fence, false, timeout);
663 	if (r == 0)
664 		r = -ETIMEDOUT;
665 	else if (r > 0)
666 		r = 0;
667 
668 	dma_fence_put(fence);
669 error:
670 	return r;
671 }
672 
673 static int amdgpu_vcn_dec_sw_send_msg(struct amdgpu_ring *ring,
674 				      struct amdgpu_ib *ib_msg,
675 				      struct dma_fence **fence)
676 {
677 	struct amdgpu_vcn_decode_buffer *decode_buffer = NULL;
678 	const unsigned int ib_size_dw = 64;
679 	struct amdgpu_device *adev = ring->adev;
680 	struct dma_fence *f = NULL;
681 	struct amdgpu_job *job;
682 	struct amdgpu_ib *ib;
683 	uint64_t addr = AMDGPU_GPU_PAGE_ALIGN(ib_msg->gpu_addr);
684 	int i, r;
685 
686 	r = amdgpu_job_alloc_with_ib(adev, ib_size_dw * 4,
687 				AMDGPU_IB_POOL_DIRECT, &job);
688 	if (r)
689 		goto err;
690 
691 	ib = &job->ibs[0];
692 	ib->length_dw = 0;
693 
694 	ib->ptr[ib->length_dw++] = sizeof(struct amdgpu_vcn_decode_buffer) + 8;
695 	ib->ptr[ib->length_dw++] = cpu_to_le32(AMDGPU_VCN_IB_FLAG_DECODE_BUFFER);
696 	decode_buffer = (struct amdgpu_vcn_decode_buffer *)&(ib->ptr[ib->length_dw]);
697 	ib->length_dw += sizeof(struct amdgpu_vcn_decode_buffer) / 4;
698 	memset(decode_buffer, 0, sizeof(struct amdgpu_vcn_decode_buffer));
699 
700 	decode_buffer->valid_buf_flag |= cpu_to_le32(AMDGPU_VCN_CMD_FLAG_MSG_BUFFER);
701 	decode_buffer->msg_buffer_address_hi = cpu_to_le32(addr >> 32);
702 	decode_buffer->msg_buffer_address_lo = cpu_to_le32(addr);
703 
704 	for (i = ib->length_dw; i < ib_size_dw; ++i)
705 		ib->ptr[i] = 0x0;
706 
707 	r = amdgpu_job_submit_direct(job, ring, &f);
708 	if (r)
709 		goto err_free;
710 
711 	amdgpu_ib_free(adev, ib_msg, f);
712 
713 	if (fence)
714 		*fence = dma_fence_get(f);
715 	dma_fence_put(f);
716 
717 	return 0;
718 
719 err_free:
720 	amdgpu_job_free(job);
721 err:
722 	amdgpu_ib_free(adev, ib_msg, f);
723 	return r;
724 }
725 
726 int amdgpu_vcn_dec_sw_ring_test_ib(struct amdgpu_ring *ring, long timeout)
727 {
728 	struct dma_fence *fence = NULL;
729 	struct amdgpu_ib ib;
730 	long r;
731 
732 	r = amdgpu_vcn_dec_get_create_msg(ring, 1, &ib);
733 	if (r)
734 		goto error;
735 
736 	r = amdgpu_vcn_dec_sw_send_msg(ring, &ib, NULL);
737 	if (r)
738 		goto error;
739 	r = amdgpu_vcn_dec_get_destroy_msg(ring, 1, &ib);
740 	if (r)
741 		goto error;
742 
743 	r = amdgpu_vcn_dec_sw_send_msg(ring, &ib, &fence);
744 	if (r)
745 		goto error;
746 
747 	r = dma_fence_wait_timeout(fence, false, timeout);
748 	if (r == 0)
749 		r = -ETIMEDOUT;
750 	else if (r > 0)
751 		r = 0;
752 
753 	dma_fence_put(fence);
754 error:
755 	return r;
756 }
757 
758 int amdgpu_vcn_enc_ring_test_ring(struct amdgpu_ring *ring)
759 {
760 	struct amdgpu_device *adev = ring->adev;
761 	uint32_t rptr;
762 	unsigned i;
763 	int r;
764 
765 	if (amdgpu_sriov_vf(adev))
766 		return 0;
767 
768 	r = amdgpu_ring_alloc(ring, 16);
769 	if (r)
770 		return r;
771 
772 	rptr = amdgpu_ring_get_rptr(ring);
773 
774 	amdgpu_ring_write(ring, VCN_ENC_CMD_END);
775 	amdgpu_ring_commit(ring);
776 
777 	for (i = 0; i < adev->usec_timeout; i++) {
778 		if (amdgpu_ring_get_rptr(ring) != rptr)
779 			break;
780 		udelay(1);
781 	}
782 
783 	if (i >= adev->usec_timeout)
784 		r = -ETIMEDOUT;
785 
786 	return r;
787 }
788 
789 static int amdgpu_vcn_enc_get_create_msg(struct amdgpu_ring *ring, uint32_t handle,
790 					 struct amdgpu_ib *ib_msg,
791 					 struct dma_fence **fence)
792 {
793 	const unsigned ib_size_dw = 16;
794 	struct amdgpu_job *job;
795 	struct amdgpu_ib *ib;
796 	struct dma_fence *f = NULL;
797 	uint64_t addr;
798 	int i, r;
799 
800 	r = amdgpu_job_alloc_with_ib(ring->adev, ib_size_dw * 4,
801 					AMDGPU_IB_POOL_DIRECT, &job);
802 	if (r)
803 		return r;
804 
805 	ib = &job->ibs[0];
806 	addr = AMDGPU_GPU_PAGE_ALIGN(ib_msg->gpu_addr);
807 
808 	ib->length_dw = 0;
809 	ib->ptr[ib->length_dw++] = 0x00000018;
810 	ib->ptr[ib->length_dw++] = 0x00000001; /* session info */
811 	ib->ptr[ib->length_dw++] = handle;
812 	ib->ptr[ib->length_dw++] = upper_32_bits(addr);
813 	ib->ptr[ib->length_dw++] = addr;
814 	ib->ptr[ib->length_dw++] = 0x0000000b;
815 
816 	ib->ptr[ib->length_dw++] = 0x00000014;
817 	ib->ptr[ib->length_dw++] = 0x00000002; /* task info */
818 	ib->ptr[ib->length_dw++] = 0x0000001c;
819 	ib->ptr[ib->length_dw++] = 0x00000000;
820 	ib->ptr[ib->length_dw++] = 0x00000000;
821 
822 	ib->ptr[ib->length_dw++] = 0x00000008;
823 	ib->ptr[ib->length_dw++] = 0x08000001; /* op initialize */
824 
825 	for (i = ib->length_dw; i < ib_size_dw; ++i)
826 		ib->ptr[i] = 0x0;
827 
828 	r = amdgpu_job_submit_direct(job, ring, &f);
829 	if (r)
830 		goto err;
831 
832 	if (fence)
833 		*fence = dma_fence_get(f);
834 	dma_fence_put(f);
835 
836 	return 0;
837 
838 err:
839 	amdgpu_job_free(job);
840 	return r;
841 }
842 
843 static int amdgpu_vcn_enc_get_destroy_msg(struct amdgpu_ring *ring, uint32_t handle,
844 					  struct amdgpu_ib *ib_msg,
845 					  struct dma_fence **fence)
846 {
847 	const unsigned ib_size_dw = 16;
848 	struct amdgpu_job *job;
849 	struct amdgpu_ib *ib;
850 	struct dma_fence *f = NULL;
851 	uint64_t addr;
852 	int i, r;
853 
854 	r = amdgpu_job_alloc_with_ib(ring->adev, ib_size_dw * 4,
855 					AMDGPU_IB_POOL_DIRECT, &job);
856 	if (r)
857 		return r;
858 
859 	ib = &job->ibs[0];
860 	addr = AMDGPU_GPU_PAGE_ALIGN(ib_msg->gpu_addr);
861 
862 	ib->length_dw = 0;
863 	ib->ptr[ib->length_dw++] = 0x00000018;
864 	ib->ptr[ib->length_dw++] = 0x00000001;
865 	ib->ptr[ib->length_dw++] = handle;
866 	ib->ptr[ib->length_dw++] = upper_32_bits(addr);
867 	ib->ptr[ib->length_dw++] = addr;
868 	ib->ptr[ib->length_dw++] = 0x0000000b;
869 
870 	ib->ptr[ib->length_dw++] = 0x00000014;
871 	ib->ptr[ib->length_dw++] = 0x00000002;
872 	ib->ptr[ib->length_dw++] = 0x0000001c;
873 	ib->ptr[ib->length_dw++] = 0x00000000;
874 	ib->ptr[ib->length_dw++] = 0x00000000;
875 
876 	ib->ptr[ib->length_dw++] = 0x00000008;
877 	ib->ptr[ib->length_dw++] = 0x08000002; /* op close session */
878 
879 	for (i = ib->length_dw; i < ib_size_dw; ++i)
880 		ib->ptr[i] = 0x0;
881 
882 	r = amdgpu_job_submit_direct(job, ring, &f);
883 	if (r)
884 		goto err;
885 
886 	if (fence)
887 		*fence = dma_fence_get(f);
888 	dma_fence_put(f);
889 
890 	return 0;
891 
892 err:
893 	amdgpu_job_free(job);
894 	return r;
895 }
896 
897 int amdgpu_vcn_enc_ring_test_ib(struct amdgpu_ring *ring, long timeout)
898 {
899 	struct amdgpu_device *adev = ring->adev;
900 	struct dma_fence *fence = NULL;
901 	struct amdgpu_ib ib;
902 	long r;
903 
904 	memset(&ib, 0, sizeof(ib));
905 	r = amdgpu_ib_get(adev, NULL, (128 << 10) + AMDGPU_GPU_PAGE_SIZE,
906 			AMDGPU_IB_POOL_DIRECT,
907 			&ib);
908 	if (r)
909 		return r;
910 
911 	r = amdgpu_vcn_enc_get_create_msg(ring, 1, &ib, NULL);
912 	if (r)
913 		goto error;
914 
915 	r = amdgpu_vcn_enc_get_destroy_msg(ring, 1, &ib, &fence);
916 	if (r)
917 		goto error;
918 
919 	r = dma_fence_wait_timeout(fence, false, timeout);
920 	if (r == 0)
921 		r = -ETIMEDOUT;
922 	else if (r > 0)
923 		r = 0;
924 
925 error:
926 	amdgpu_ib_free(adev, &ib, fence);
927 	dma_fence_put(fence);
928 
929 	return r;
930 }
931 
932 enum amdgpu_ring_priority_level amdgpu_vcn_get_enc_ring_prio(int ring)
933 {
934 	switch(ring) {
935 	case 0:
936 		return AMDGPU_RING_PRIO_0;
937 	case 1:
938 		return AMDGPU_RING_PRIO_1;
939 	case 2:
940 		return AMDGPU_RING_PRIO_2;
941 	default:
942 		return AMDGPU_RING_PRIO_0;
943 	}
944 }
945 
946 void amdgpu_vcn_setup_ucode(struct amdgpu_device *adev)
947 {
948 	int i;
949 	unsigned int idx;
950 
951 	if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) {
952 		const struct common_firmware_header *hdr;
953 		hdr = (const struct common_firmware_header *)adev->vcn.fw->data;
954 
955 		for (i = 0; i < adev->vcn.num_vcn_inst; i++) {
956 			if (adev->vcn.harvest_config & (1 << i))
957 				continue;
958 			/* currently only support 2 FW instances */
959 			if (i >= 2) {
960 				dev_info(adev->dev, "More then 2 VCN FW instances!\n");
961 				break;
962 			}
963 			idx = AMDGPU_UCODE_ID_VCN + i;
964 			adev->firmware.ucode[idx].ucode_id = idx;
965 			adev->firmware.ucode[idx].fw = adev->vcn.fw;
966 			adev->firmware.fw_size +=
967 				ALIGN(le32_to_cpu(hdr->ucode_size_bytes), PAGE_SIZE);
968 		}
969 		dev_info(adev->dev, "Will use PSP to load VCN firmware\n");
970 	}
971 }
972