xref: /openbmc/linux/drivers/gpu/drm/amd/amdgpu/uvd_v6_0.c (revision 407e7517)
1 /*
2  * Copyright 2014 Advanced Micro Devices, Inc.
3  *
4  * Permission is hereby granted, free of charge, to any person obtaining a
5  * copy of this software and associated documentation files (the "Software"),
6  * to deal in the Software without restriction, including without limitation
7  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8  * and/or sell copies of the Software, and to permit persons to whom the
9  * Software is furnished to do so, subject to the following conditions:
10  *
11  * The above copyright notice and this permission notice shall be included in
12  * all copies or substantial portions of the Software.
13  *
14  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
17  * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
18  * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
19  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
20  * OTHER DEALINGS IN THE SOFTWARE.
21  *
22  * Authors: Christian König <christian.koenig@amd.com>
23  */
24 
25 #include <linux/firmware.h>
26 #include <drm/drmP.h>
27 #include "amdgpu.h"
28 #include "amdgpu_uvd.h"
29 #include "vid.h"
30 #include "uvd/uvd_6_0_d.h"
31 #include "uvd/uvd_6_0_sh_mask.h"
32 #include "oss/oss_2_0_d.h"
33 #include "oss/oss_2_0_sh_mask.h"
34 #include "smu/smu_7_1_3_d.h"
35 #include "smu/smu_7_1_3_sh_mask.h"
36 #include "bif/bif_5_1_d.h"
37 #include "gmc/gmc_8_1_d.h"
38 #include "vi.h"
39 
40 /* Polaris10/11/12 firmware version */
41 #define FW_1_130_16 ((1 << 24) | (130 << 16) | (16 << 8))
42 
43 static void uvd_v6_0_set_ring_funcs(struct amdgpu_device *adev);
44 static void uvd_v6_0_set_enc_ring_funcs(struct amdgpu_device *adev);
45 
46 static void uvd_v6_0_set_irq_funcs(struct amdgpu_device *adev);
47 static int uvd_v6_0_start(struct amdgpu_device *adev);
48 static void uvd_v6_0_stop(struct amdgpu_device *adev);
49 static void uvd_v6_0_set_sw_clock_gating(struct amdgpu_device *adev);
50 static int uvd_v6_0_set_clockgating_state(void *handle,
51 					  enum amd_clockgating_state state);
52 static void uvd_v6_0_enable_mgcg(struct amdgpu_device *adev,
53 				 bool enable);
54 
55 /**
56 * uvd_v6_0_enc_support - get encode support status
57 *
58 * @adev: amdgpu_device pointer
59 *
60 * Returns the current hardware encode support status
61 */
62 static inline bool uvd_v6_0_enc_support(struct amdgpu_device *adev)
63 {
64 	return ((adev->asic_type >= CHIP_POLARIS10) &&
65 			(adev->asic_type <= CHIP_POLARIS12) &&
66 			(!adev->uvd.fw_version || adev->uvd.fw_version >= FW_1_130_16));
67 }
68 
69 /**
70  * uvd_v6_0_ring_get_rptr - get read pointer
71  *
72  * @ring: amdgpu_ring pointer
73  *
74  * Returns the current hardware read pointer
75  */
76 static uint64_t uvd_v6_0_ring_get_rptr(struct amdgpu_ring *ring)
77 {
78 	struct amdgpu_device *adev = ring->adev;
79 
80 	return RREG32(mmUVD_RBC_RB_RPTR);
81 }
82 
83 /**
84  * uvd_v6_0_enc_ring_get_rptr - get enc read pointer
85  *
86  * @ring: amdgpu_ring pointer
87  *
88  * Returns the current hardware enc read pointer
89  */
90 static uint64_t uvd_v6_0_enc_ring_get_rptr(struct amdgpu_ring *ring)
91 {
92 	struct amdgpu_device *adev = ring->adev;
93 
94 	if (ring == &adev->uvd.ring_enc[0])
95 		return RREG32(mmUVD_RB_RPTR);
96 	else
97 		return RREG32(mmUVD_RB_RPTR2);
98 }
99 /**
100  * uvd_v6_0_ring_get_wptr - get write pointer
101  *
102  * @ring: amdgpu_ring pointer
103  *
104  * Returns the current hardware write pointer
105  */
106 static uint64_t uvd_v6_0_ring_get_wptr(struct amdgpu_ring *ring)
107 {
108 	struct amdgpu_device *adev = ring->adev;
109 
110 	return RREG32(mmUVD_RBC_RB_WPTR);
111 }
112 
113 /**
114  * uvd_v6_0_enc_ring_get_wptr - get enc write pointer
115  *
116  * @ring: amdgpu_ring pointer
117  *
118  * Returns the current hardware enc write pointer
119  */
120 static uint64_t uvd_v6_0_enc_ring_get_wptr(struct amdgpu_ring *ring)
121 {
122 	struct amdgpu_device *adev = ring->adev;
123 
124 	if (ring == &adev->uvd.ring_enc[0])
125 		return RREG32(mmUVD_RB_WPTR);
126 	else
127 		return RREG32(mmUVD_RB_WPTR2);
128 }
129 
130 /**
131  * uvd_v6_0_ring_set_wptr - set write pointer
132  *
133  * @ring: amdgpu_ring pointer
134  *
135  * Commits the write pointer to the hardware
136  */
137 static void uvd_v6_0_ring_set_wptr(struct amdgpu_ring *ring)
138 {
139 	struct amdgpu_device *adev = ring->adev;
140 
141 	WREG32(mmUVD_RBC_RB_WPTR, lower_32_bits(ring->wptr));
142 }
143 
144 /**
145  * uvd_v6_0_enc_ring_set_wptr - set enc write pointer
146  *
147  * @ring: amdgpu_ring pointer
148  *
149  * Commits the enc write pointer to the hardware
150  */
151 static void uvd_v6_0_enc_ring_set_wptr(struct amdgpu_ring *ring)
152 {
153 	struct amdgpu_device *adev = ring->adev;
154 
155 	if (ring == &adev->uvd.ring_enc[0])
156 		WREG32(mmUVD_RB_WPTR,
157 			lower_32_bits(ring->wptr));
158 	else
159 		WREG32(mmUVD_RB_WPTR2,
160 			lower_32_bits(ring->wptr));
161 }
162 
163 /**
164  * uvd_v6_0_enc_ring_test_ring - test if UVD ENC ring is working
165  *
166  * @ring: the engine to test on
167  *
168  */
169 static int uvd_v6_0_enc_ring_test_ring(struct amdgpu_ring *ring)
170 {
171 	struct amdgpu_device *adev = ring->adev;
172 	uint32_t rptr = amdgpu_ring_get_rptr(ring);
173 	unsigned i;
174 	int r;
175 
176 	r = amdgpu_ring_alloc(ring, 16);
177 	if (r) {
178 		DRM_ERROR("amdgpu: uvd enc failed to lock ring %d (%d).\n",
179 			  ring->idx, r);
180 		return r;
181 	}
182 	amdgpu_ring_write(ring, HEVC_ENC_CMD_END);
183 	amdgpu_ring_commit(ring);
184 
185 	for (i = 0; i < adev->usec_timeout; i++) {
186 		if (amdgpu_ring_get_rptr(ring) != rptr)
187 			break;
188 		DRM_UDELAY(1);
189 	}
190 
191 	if (i < adev->usec_timeout) {
192 		DRM_DEBUG("ring test on %d succeeded in %d usecs\n",
193 			 ring->idx, i);
194 	} else {
195 		DRM_ERROR("amdgpu: ring %d test failed\n",
196 			  ring->idx);
197 		r = -ETIMEDOUT;
198 	}
199 
200 	return r;
201 }
202 
203 /**
204  * uvd_v6_0_enc_get_create_msg - generate a UVD ENC create msg
205  *
206  * @adev: amdgpu_device pointer
207  * @ring: ring we should submit the msg to
208  * @handle: session handle to use
209  * @fence: optional fence to return
210  *
211  * Open up a stream for HW test
212  */
213 static int uvd_v6_0_enc_get_create_msg(struct amdgpu_ring *ring, uint32_t handle,
214 				       struct dma_fence **fence)
215 {
216 	const unsigned ib_size_dw = 16;
217 	struct amdgpu_job *job;
218 	struct amdgpu_ib *ib;
219 	struct dma_fence *f = NULL;
220 	uint64_t dummy;
221 	int i, r;
222 
223 	r = amdgpu_job_alloc_with_ib(ring->adev, ib_size_dw * 4, &job);
224 	if (r)
225 		return r;
226 
227 	ib = &job->ibs[0];
228 	dummy = ib->gpu_addr + 1024;
229 
230 	ib->length_dw = 0;
231 	ib->ptr[ib->length_dw++] = 0x00000018;
232 	ib->ptr[ib->length_dw++] = 0x00000001; /* session info */
233 	ib->ptr[ib->length_dw++] = handle;
234 	ib->ptr[ib->length_dw++] = 0x00010000;
235 	ib->ptr[ib->length_dw++] = upper_32_bits(dummy);
236 	ib->ptr[ib->length_dw++] = dummy;
237 
238 	ib->ptr[ib->length_dw++] = 0x00000014;
239 	ib->ptr[ib->length_dw++] = 0x00000002; /* task info */
240 	ib->ptr[ib->length_dw++] = 0x0000001c;
241 	ib->ptr[ib->length_dw++] = 0x00000001;
242 	ib->ptr[ib->length_dw++] = 0x00000000;
243 
244 	ib->ptr[ib->length_dw++] = 0x00000008;
245 	ib->ptr[ib->length_dw++] = 0x08000001; /* op initialize */
246 
247 	for (i = ib->length_dw; i < ib_size_dw; ++i)
248 		ib->ptr[i] = 0x0;
249 
250 	r = amdgpu_ib_schedule(ring, 1, ib, NULL, &f);
251 	job->fence = dma_fence_get(f);
252 	if (r)
253 		goto err;
254 
255 	amdgpu_job_free(job);
256 	if (fence)
257 		*fence = dma_fence_get(f);
258 	dma_fence_put(f);
259 	return 0;
260 
261 err:
262 	amdgpu_job_free(job);
263 	return r;
264 }
265 
266 /**
267  * uvd_v6_0_enc_get_destroy_msg - generate a UVD ENC destroy msg
268  *
269  * @adev: amdgpu_device pointer
270  * @ring: ring we should submit the msg to
271  * @handle: session handle to use
272  * @fence: optional fence to return
273  *
274  * Close up a stream for HW test or if userspace failed to do so
275  */
276 static int uvd_v6_0_enc_get_destroy_msg(struct amdgpu_ring *ring,
277 					uint32_t handle,
278 					bool direct, struct dma_fence **fence)
279 {
280 	const unsigned ib_size_dw = 16;
281 	struct amdgpu_job *job;
282 	struct amdgpu_ib *ib;
283 	struct dma_fence *f = NULL;
284 	uint64_t dummy;
285 	int i, r;
286 
287 	r = amdgpu_job_alloc_with_ib(ring->adev, ib_size_dw * 4, &job);
288 	if (r)
289 		return r;
290 
291 	ib = &job->ibs[0];
292 	dummy = ib->gpu_addr + 1024;
293 
294 	ib->length_dw = 0;
295 	ib->ptr[ib->length_dw++] = 0x00000018;
296 	ib->ptr[ib->length_dw++] = 0x00000001; /* session info */
297 	ib->ptr[ib->length_dw++] = handle;
298 	ib->ptr[ib->length_dw++] = 0x00010000;
299 	ib->ptr[ib->length_dw++] = upper_32_bits(dummy);
300 	ib->ptr[ib->length_dw++] = dummy;
301 
302 	ib->ptr[ib->length_dw++] = 0x00000014;
303 	ib->ptr[ib->length_dw++] = 0x00000002; /* task info */
304 	ib->ptr[ib->length_dw++] = 0x0000001c;
305 	ib->ptr[ib->length_dw++] = 0x00000001;
306 	ib->ptr[ib->length_dw++] = 0x00000000;
307 
308 	ib->ptr[ib->length_dw++] = 0x00000008;
309 	ib->ptr[ib->length_dw++] = 0x08000002; /* op close session */
310 
311 	for (i = ib->length_dw; i < ib_size_dw; ++i)
312 		ib->ptr[i] = 0x0;
313 
314 	if (direct) {
315 		r = amdgpu_ib_schedule(ring, 1, ib, NULL, &f);
316 		job->fence = dma_fence_get(f);
317 		if (r)
318 			goto err;
319 
320 		amdgpu_job_free(job);
321 	} else {
322 		r = amdgpu_job_submit(job, ring, &ring->adev->vce.entity,
323 				      AMDGPU_FENCE_OWNER_UNDEFINED, &f);
324 		if (r)
325 			goto err;
326 	}
327 
328 	if (fence)
329 		*fence = dma_fence_get(f);
330 	dma_fence_put(f);
331 	return 0;
332 
333 err:
334 	amdgpu_job_free(job);
335 	return r;
336 }
337 
338 /**
339  * uvd_v6_0_enc_ring_test_ib - test if UVD ENC IBs are working
340  *
341  * @ring: the engine to test on
342  *
343  */
344 static int uvd_v6_0_enc_ring_test_ib(struct amdgpu_ring *ring, long timeout)
345 {
346 	struct dma_fence *fence = NULL;
347 	long r;
348 
349 	r = uvd_v6_0_enc_get_create_msg(ring, 1, NULL);
350 	if (r) {
351 		DRM_ERROR("amdgpu: failed to get create msg (%ld).\n", r);
352 		goto error;
353 	}
354 
355 	r = uvd_v6_0_enc_get_destroy_msg(ring, 1, true, &fence);
356 	if (r) {
357 		DRM_ERROR("amdgpu: failed to get destroy ib (%ld).\n", r);
358 		goto error;
359 	}
360 
361 	r = dma_fence_wait_timeout(fence, false, timeout);
362 	if (r == 0) {
363 		DRM_ERROR("amdgpu: IB test timed out.\n");
364 		r = -ETIMEDOUT;
365 	} else if (r < 0) {
366 		DRM_ERROR("amdgpu: fence wait failed (%ld).\n", r);
367 	} else {
368 		DRM_DEBUG("ib test on ring %d succeeded\n", ring->idx);
369 		r = 0;
370 	}
371 error:
372 	dma_fence_put(fence);
373 	return r;
374 }
375 static int uvd_v6_0_early_init(void *handle)
376 {
377 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
378 
379 	if (!(adev->flags & AMD_IS_APU) &&
380 	    (RREG32_SMC(ixCC_HARVEST_FUSES) & CC_HARVEST_FUSES__UVD_DISABLE_MASK))
381 		return -ENOENT;
382 
383 	uvd_v6_0_set_ring_funcs(adev);
384 
385 	if (uvd_v6_0_enc_support(adev)) {
386 		adev->uvd.num_enc_rings = 2;
387 		uvd_v6_0_set_enc_ring_funcs(adev);
388 	}
389 
390 	uvd_v6_0_set_irq_funcs(adev);
391 
392 	return 0;
393 }
394 
395 static int uvd_v6_0_sw_init(void *handle)
396 {
397 	struct amdgpu_ring *ring;
398 	int i, r;
399 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
400 
401 	/* UVD TRAP */
402 	r = amdgpu_irq_add_id(adev, AMDGPU_IH_CLIENTID_LEGACY, 124, &adev->uvd.irq);
403 	if (r)
404 		return r;
405 
406 	/* UVD ENC TRAP */
407 	if (uvd_v6_0_enc_support(adev)) {
408 		for (i = 0; i < adev->uvd.num_enc_rings; ++i) {
409 			r = amdgpu_irq_add_id(adev, AMDGPU_IH_CLIENTID_LEGACY, i + 119, &adev->uvd.irq);
410 			if (r)
411 				return r;
412 		}
413 	}
414 
415 	r = amdgpu_uvd_sw_init(adev);
416 	if (r)
417 		return r;
418 
419 	if (!uvd_v6_0_enc_support(adev)) {
420 		for (i = 0; i < adev->uvd.num_enc_rings; ++i)
421 			adev->uvd.ring_enc[i].funcs = NULL;
422 
423 		adev->uvd.irq.num_types = 1;
424 		adev->uvd.num_enc_rings = 0;
425 
426 		DRM_INFO("UVD ENC is disabled\n");
427 	} else {
428 		struct drm_sched_rq *rq;
429 		ring = &adev->uvd.ring_enc[0];
430 		rq = &ring->sched.sched_rq[DRM_SCHED_PRIORITY_NORMAL];
431 		r = drm_sched_entity_init(&ring->sched, &adev->uvd.entity_enc,
432 					  rq, amdgpu_sched_jobs, NULL);
433 		if (r) {
434 			DRM_ERROR("Failed setting up UVD ENC run queue.\n");
435 			return r;
436 		}
437 	}
438 
439 	r = amdgpu_uvd_resume(adev);
440 	if (r)
441 		return r;
442 
443 	ring = &adev->uvd.ring;
444 	sprintf(ring->name, "uvd");
445 	r = amdgpu_ring_init(adev, ring, 512, &adev->uvd.irq, 0);
446 	if (r)
447 		return r;
448 
449 	if (uvd_v6_0_enc_support(adev)) {
450 		for (i = 0; i < adev->uvd.num_enc_rings; ++i) {
451 			ring = &adev->uvd.ring_enc[i];
452 			sprintf(ring->name, "uvd_enc%d", i);
453 			r = amdgpu_ring_init(adev, ring, 512, &adev->uvd.irq, 0);
454 			if (r)
455 				return r;
456 		}
457 	}
458 
459 	return r;
460 }
461 
462 static int uvd_v6_0_sw_fini(void *handle)
463 {
464 	int i, r;
465 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
466 
467 	r = amdgpu_uvd_suspend(adev);
468 	if (r)
469 		return r;
470 
471 	if (uvd_v6_0_enc_support(adev)) {
472 		drm_sched_entity_fini(&adev->uvd.ring_enc[0].sched, &adev->uvd.entity_enc);
473 
474 		for (i = 0; i < adev->uvd.num_enc_rings; ++i)
475 			amdgpu_ring_fini(&adev->uvd.ring_enc[i]);
476 	}
477 
478 	return amdgpu_uvd_sw_fini(adev);
479 }
480 
481 /**
482  * uvd_v6_0_hw_init - start and test UVD block
483  *
484  * @adev: amdgpu_device pointer
485  *
486  * Initialize the hardware, boot up the VCPU and do some testing
487  */
488 static int uvd_v6_0_hw_init(void *handle)
489 {
490 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
491 	struct amdgpu_ring *ring = &adev->uvd.ring;
492 	uint32_t tmp;
493 	int i, r;
494 
495 	amdgpu_asic_set_uvd_clocks(adev, 10000, 10000);
496 	uvd_v6_0_set_clockgating_state(adev, AMD_CG_STATE_UNGATE);
497 	uvd_v6_0_enable_mgcg(adev, true);
498 
499 	ring->ready = true;
500 	r = amdgpu_ring_test_ring(ring);
501 	if (r) {
502 		ring->ready = false;
503 		goto done;
504 	}
505 
506 	r = amdgpu_ring_alloc(ring, 10);
507 	if (r) {
508 		DRM_ERROR("amdgpu: ring failed to lock UVD ring (%d).\n", r);
509 		goto done;
510 	}
511 
512 	tmp = PACKET0(mmUVD_SEMA_WAIT_FAULT_TIMEOUT_CNTL, 0);
513 	amdgpu_ring_write(ring, tmp);
514 	amdgpu_ring_write(ring, 0xFFFFF);
515 
516 	tmp = PACKET0(mmUVD_SEMA_WAIT_INCOMPLETE_TIMEOUT_CNTL, 0);
517 	amdgpu_ring_write(ring, tmp);
518 	amdgpu_ring_write(ring, 0xFFFFF);
519 
520 	tmp = PACKET0(mmUVD_SEMA_SIGNAL_INCOMPLETE_TIMEOUT_CNTL, 0);
521 	amdgpu_ring_write(ring, tmp);
522 	amdgpu_ring_write(ring, 0xFFFFF);
523 
524 	/* Clear timeout status bits */
525 	amdgpu_ring_write(ring, PACKET0(mmUVD_SEMA_TIMEOUT_STATUS, 0));
526 	amdgpu_ring_write(ring, 0x8);
527 
528 	amdgpu_ring_write(ring, PACKET0(mmUVD_SEMA_CNTL, 0));
529 	amdgpu_ring_write(ring, 3);
530 
531 	amdgpu_ring_commit(ring);
532 
533 	if (uvd_v6_0_enc_support(adev)) {
534 		for (i = 0; i < adev->uvd.num_enc_rings; ++i) {
535 			ring = &adev->uvd.ring_enc[i];
536 			ring->ready = true;
537 			r = amdgpu_ring_test_ring(ring);
538 			if (r) {
539 				ring->ready = false;
540 				goto done;
541 			}
542 		}
543 	}
544 
545 done:
546 	if (!r) {
547 		if (uvd_v6_0_enc_support(adev))
548 			DRM_INFO("UVD and UVD ENC initialized successfully.\n");
549 		else
550 			DRM_INFO("UVD initialized successfully.\n");
551 	}
552 
553 	return r;
554 }
555 
556 /**
557  * uvd_v6_0_hw_fini - stop the hardware block
558  *
559  * @adev: amdgpu_device pointer
560  *
561  * Stop the UVD block, mark ring as not ready any more
562  */
563 static int uvd_v6_0_hw_fini(void *handle)
564 {
565 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
566 	struct amdgpu_ring *ring = &adev->uvd.ring;
567 
568 	if (RREG32(mmUVD_STATUS) != 0)
569 		uvd_v6_0_stop(adev);
570 
571 	ring->ready = false;
572 
573 	return 0;
574 }
575 
576 static int uvd_v6_0_suspend(void *handle)
577 {
578 	int r;
579 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
580 
581 	r = uvd_v6_0_hw_fini(adev);
582 	if (r)
583 		return r;
584 
585 	return amdgpu_uvd_suspend(adev);
586 }
587 
588 static int uvd_v6_0_resume(void *handle)
589 {
590 	int r;
591 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
592 
593 	r = amdgpu_uvd_resume(adev);
594 	if (r)
595 		return r;
596 
597 	return uvd_v6_0_hw_init(adev);
598 }
599 
600 /**
601  * uvd_v6_0_mc_resume - memory controller programming
602  *
603  * @adev: amdgpu_device pointer
604  *
605  * Let the UVD memory controller know it's offsets
606  */
607 static void uvd_v6_0_mc_resume(struct amdgpu_device *adev)
608 {
609 	uint64_t offset;
610 	uint32_t size;
611 
612 	/* programm memory controller bits 0-27 */
613 	WREG32(mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW,
614 			lower_32_bits(adev->uvd.gpu_addr));
615 	WREG32(mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH,
616 			upper_32_bits(adev->uvd.gpu_addr));
617 
618 	offset = AMDGPU_UVD_FIRMWARE_OFFSET;
619 	size = AMDGPU_UVD_FIRMWARE_SIZE(adev);
620 	WREG32(mmUVD_VCPU_CACHE_OFFSET0, offset >> 3);
621 	WREG32(mmUVD_VCPU_CACHE_SIZE0, size);
622 
623 	offset += size;
624 	size = AMDGPU_UVD_HEAP_SIZE;
625 	WREG32(mmUVD_VCPU_CACHE_OFFSET1, offset >> 3);
626 	WREG32(mmUVD_VCPU_CACHE_SIZE1, size);
627 
628 	offset += size;
629 	size = AMDGPU_UVD_STACK_SIZE +
630 	       (AMDGPU_UVD_SESSION_SIZE * adev->uvd.max_handles);
631 	WREG32(mmUVD_VCPU_CACHE_OFFSET2, offset >> 3);
632 	WREG32(mmUVD_VCPU_CACHE_SIZE2, size);
633 
634 	WREG32(mmUVD_UDEC_ADDR_CONFIG, adev->gfx.config.gb_addr_config);
635 	WREG32(mmUVD_UDEC_DB_ADDR_CONFIG, adev->gfx.config.gb_addr_config);
636 	WREG32(mmUVD_UDEC_DBW_ADDR_CONFIG, adev->gfx.config.gb_addr_config);
637 
638 	WREG32(mmUVD_GP_SCRATCH4, adev->uvd.max_handles);
639 }
640 
641 #if 0
642 static void cz_set_uvd_clock_gating_branches(struct amdgpu_device *adev,
643 		bool enable)
644 {
645 	u32 data, data1;
646 
647 	data = RREG32(mmUVD_CGC_GATE);
648 	data1 = RREG32(mmUVD_SUVD_CGC_GATE);
649 	if (enable) {
650 		data |= UVD_CGC_GATE__SYS_MASK |
651 				UVD_CGC_GATE__UDEC_MASK |
652 				UVD_CGC_GATE__MPEG2_MASK |
653 				UVD_CGC_GATE__RBC_MASK |
654 				UVD_CGC_GATE__LMI_MC_MASK |
655 				UVD_CGC_GATE__IDCT_MASK |
656 				UVD_CGC_GATE__MPRD_MASK |
657 				UVD_CGC_GATE__MPC_MASK |
658 				UVD_CGC_GATE__LBSI_MASK |
659 				UVD_CGC_GATE__LRBBM_MASK |
660 				UVD_CGC_GATE__UDEC_RE_MASK |
661 				UVD_CGC_GATE__UDEC_CM_MASK |
662 				UVD_CGC_GATE__UDEC_IT_MASK |
663 				UVD_CGC_GATE__UDEC_DB_MASK |
664 				UVD_CGC_GATE__UDEC_MP_MASK |
665 				UVD_CGC_GATE__WCB_MASK |
666 				UVD_CGC_GATE__VCPU_MASK |
667 				UVD_CGC_GATE__SCPU_MASK;
668 		data1 |= UVD_SUVD_CGC_GATE__SRE_MASK |
669 				UVD_SUVD_CGC_GATE__SIT_MASK |
670 				UVD_SUVD_CGC_GATE__SMP_MASK |
671 				UVD_SUVD_CGC_GATE__SCM_MASK |
672 				UVD_SUVD_CGC_GATE__SDB_MASK |
673 				UVD_SUVD_CGC_GATE__SRE_H264_MASK |
674 				UVD_SUVD_CGC_GATE__SRE_HEVC_MASK |
675 				UVD_SUVD_CGC_GATE__SIT_H264_MASK |
676 				UVD_SUVD_CGC_GATE__SIT_HEVC_MASK |
677 				UVD_SUVD_CGC_GATE__SCM_H264_MASK |
678 				UVD_SUVD_CGC_GATE__SCM_HEVC_MASK |
679 				UVD_SUVD_CGC_GATE__SDB_H264_MASK |
680 				UVD_SUVD_CGC_GATE__SDB_HEVC_MASK;
681 	} else {
682 		data &= ~(UVD_CGC_GATE__SYS_MASK |
683 				UVD_CGC_GATE__UDEC_MASK |
684 				UVD_CGC_GATE__MPEG2_MASK |
685 				UVD_CGC_GATE__RBC_MASK |
686 				UVD_CGC_GATE__LMI_MC_MASK |
687 				UVD_CGC_GATE__LMI_UMC_MASK |
688 				UVD_CGC_GATE__IDCT_MASK |
689 				UVD_CGC_GATE__MPRD_MASK |
690 				UVD_CGC_GATE__MPC_MASK |
691 				UVD_CGC_GATE__LBSI_MASK |
692 				UVD_CGC_GATE__LRBBM_MASK |
693 				UVD_CGC_GATE__UDEC_RE_MASK |
694 				UVD_CGC_GATE__UDEC_CM_MASK |
695 				UVD_CGC_GATE__UDEC_IT_MASK |
696 				UVD_CGC_GATE__UDEC_DB_MASK |
697 				UVD_CGC_GATE__UDEC_MP_MASK |
698 				UVD_CGC_GATE__WCB_MASK |
699 				UVD_CGC_GATE__VCPU_MASK |
700 				UVD_CGC_GATE__SCPU_MASK);
701 		data1 &= ~(UVD_SUVD_CGC_GATE__SRE_MASK |
702 				UVD_SUVD_CGC_GATE__SIT_MASK |
703 				UVD_SUVD_CGC_GATE__SMP_MASK |
704 				UVD_SUVD_CGC_GATE__SCM_MASK |
705 				UVD_SUVD_CGC_GATE__SDB_MASK |
706 				UVD_SUVD_CGC_GATE__SRE_H264_MASK |
707 				UVD_SUVD_CGC_GATE__SRE_HEVC_MASK |
708 				UVD_SUVD_CGC_GATE__SIT_H264_MASK |
709 				UVD_SUVD_CGC_GATE__SIT_HEVC_MASK |
710 				UVD_SUVD_CGC_GATE__SCM_H264_MASK |
711 				UVD_SUVD_CGC_GATE__SCM_HEVC_MASK |
712 				UVD_SUVD_CGC_GATE__SDB_H264_MASK |
713 				UVD_SUVD_CGC_GATE__SDB_HEVC_MASK);
714 	}
715 	WREG32(mmUVD_CGC_GATE, data);
716 	WREG32(mmUVD_SUVD_CGC_GATE, data1);
717 }
718 #endif
719 
720 /**
721  * uvd_v6_0_start - start UVD block
722  *
723  * @adev: amdgpu_device pointer
724  *
725  * Setup and start the UVD block
726  */
727 static int uvd_v6_0_start(struct amdgpu_device *adev)
728 {
729 	struct amdgpu_ring *ring = &adev->uvd.ring;
730 	uint32_t rb_bufsz, tmp;
731 	uint32_t lmi_swap_cntl;
732 	uint32_t mp_swap_cntl;
733 	int i, j, r;
734 
735 	/* disable DPG */
736 	WREG32_P(mmUVD_POWER_STATUS, 0, ~UVD_POWER_STATUS__UVD_PG_MODE_MASK);
737 
738 	/* disable byte swapping */
739 	lmi_swap_cntl = 0;
740 	mp_swap_cntl = 0;
741 
742 	uvd_v6_0_mc_resume(adev);
743 
744 	/* disable interupt */
745 	WREG32_FIELD(UVD_MASTINT_EN, VCPU_EN, 0);
746 
747 	/* stall UMC and register bus before resetting VCPU */
748 	WREG32_FIELD(UVD_LMI_CTRL2, STALL_ARB_UMC, 1);
749 	mdelay(1);
750 
751 	/* put LMI, VCPU, RBC etc... into reset */
752 	WREG32(mmUVD_SOFT_RESET,
753 		UVD_SOFT_RESET__LMI_SOFT_RESET_MASK |
754 		UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK |
755 		UVD_SOFT_RESET__LBSI_SOFT_RESET_MASK |
756 		UVD_SOFT_RESET__RBC_SOFT_RESET_MASK |
757 		UVD_SOFT_RESET__CSM_SOFT_RESET_MASK |
758 		UVD_SOFT_RESET__CXW_SOFT_RESET_MASK |
759 		UVD_SOFT_RESET__TAP_SOFT_RESET_MASK |
760 		UVD_SOFT_RESET__LMI_UMC_SOFT_RESET_MASK);
761 	mdelay(5);
762 
763 	/* take UVD block out of reset */
764 	WREG32_FIELD(SRBM_SOFT_RESET, SOFT_RESET_UVD, 0);
765 	mdelay(5);
766 
767 	/* initialize UVD memory controller */
768 	WREG32(mmUVD_LMI_CTRL,
769 		(0x40 << UVD_LMI_CTRL__WRITE_CLEAN_TIMER__SHIFT) |
770 		UVD_LMI_CTRL__WRITE_CLEAN_TIMER_EN_MASK |
771 		UVD_LMI_CTRL__DATA_COHERENCY_EN_MASK |
772 		UVD_LMI_CTRL__VCPU_DATA_COHERENCY_EN_MASK |
773 		UVD_LMI_CTRL__REQ_MODE_MASK |
774 		UVD_LMI_CTRL__DISABLE_ON_FWV_FAIL_MASK);
775 
776 #ifdef __BIG_ENDIAN
777 	/* swap (8 in 32) RB and IB */
778 	lmi_swap_cntl = 0xa;
779 	mp_swap_cntl = 0;
780 #endif
781 	WREG32(mmUVD_LMI_SWAP_CNTL, lmi_swap_cntl);
782 	WREG32(mmUVD_MP_SWAP_CNTL, mp_swap_cntl);
783 
784 	WREG32(mmUVD_MPC_SET_MUXA0, 0x40c2040);
785 	WREG32(mmUVD_MPC_SET_MUXA1, 0x0);
786 	WREG32(mmUVD_MPC_SET_MUXB0, 0x40c2040);
787 	WREG32(mmUVD_MPC_SET_MUXB1, 0x0);
788 	WREG32(mmUVD_MPC_SET_ALU, 0);
789 	WREG32(mmUVD_MPC_SET_MUX, 0x88);
790 
791 	/* take all subblocks out of reset, except VCPU */
792 	WREG32(mmUVD_SOFT_RESET, UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK);
793 	mdelay(5);
794 
795 	/* enable VCPU clock */
796 	WREG32(mmUVD_VCPU_CNTL, UVD_VCPU_CNTL__CLK_EN_MASK);
797 
798 	/* enable UMC */
799 	WREG32_FIELD(UVD_LMI_CTRL2, STALL_ARB_UMC, 0);
800 
801 	/* boot up the VCPU */
802 	WREG32(mmUVD_SOFT_RESET, 0);
803 	mdelay(10);
804 
805 	for (i = 0; i < 10; ++i) {
806 		uint32_t status;
807 
808 		for (j = 0; j < 100; ++j) {
809 			status = RREG32(mmUVD_STATUS);
810 			if (status & 2)
811 				break;
812 			mdelay(10);
813 		}
814 		r = 0;
815 		if (status & 2)
816 			break;
817 
818 		DRM_ERROR("UVD not responding, trying to reset the VCPU!!!\n");
819 		WREG32_FIELD(UVD_SOFT_RESET, VCPU_SOFT_RESET, 1);
820 		mdelay(10);
821 		WREG32_FIELD(UVD_SOFT_RESET, VCPU_SOFT_RESET, 0);
822 		mdelay(10);
823 		r = -1;
824 	}
825 
826 	if (r) {
827 		DRM_ERROR("UVD not responding, giving up!!!\n");
828 		return r;
829 	}
830 	/* enable master interrupt */
831 	WREG32_P(mmUVD_MASTINT_EN,
832 		(UVD_MASTINT_EN__VCPU_EN_MASK|UVD_MASTINT_EN__SYS_EN_MASK),
833 		~(UVD_MASTINT_EN__VCPU_EN_MASK|UVD_MASTINT_EN__SYS_EN_MASK));
834 
835 	/* clear the bit 4 of UVD_STATUS */
836 	WREG32_P(mmUVD_STATUS, 0, ~(2 << UVD_STATUS__VCPU_REPORT__SHIFT));
837 
838 	/* force RBC into idle state */
839 	rb_bufsz = order_base_2(ring->ring_size);
840 	tmp = REG_SET_FIELD(0, UVD_RBC_RB_CNTL, RB_BUFSZ, rb_bufsz);
841 	tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_BLKSZ, 1);
842 	tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_FETCH, 1);
843 	tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_WPTR_POLL_EN, 0);
844 	tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_UPDATE, 1);
845 	tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_RPTR_WR_EN, 1);
846 	WREG32(mmUVD_RBC_RB_CNTL, tmp);
847 
848 	/* set the write pointer delay */
849 	WREG32(mmUVD_RBC_RB_WPTR_CNTL, 0);
850 
851 	/* set the wb address */
852 	WREG32(mmUVD_RBC_RB_RPTR_ADDR, (upper_32_bits(ring->gpu_addr) >> 2));
853 
854 	/* programm the RB_BASE for ring buffer */
855 	WREG32(mmUVD_LMI_RBC_RB_64BIT_BAR_LOW,
856 			lower_32_bits(ring->gpu_addr));
857 	WREG32(mmUVD_LMI_RBC_RB_64BIT_BAR_HIGH,
858 			upper_32_bits(ring->gpu_addr));
859 
860 	/* Initialize the ring buffer's read and write pointers */
861 	WREG32(mmUVD_RBC_RB_RPTR, 0);
862 
863 	ring->wptr = RREG32(mmUVD_RBC_RB_RPTR);
864 	WREG32(mmUVD_RBC_RB_WPTR, lower_32_bits(ring->wptr));
865 
866 	WREG32_FIELD(UVD_RBC_RB_CNTL, RB_NO_FETCH, 0);
867 
868 	if (uvd_v6_0_enc_support(adev)) {
869 		ring = &adev->uvd.ring_enc[0];
870 		WREG32(mmUVD_RB_RPTR, lower_32_bits(ring->wptr));
871 		WREG32(mmUVD_RB_WPTR, lower_32_bits(ring->wptr));
872 		WREG32(mmUVD_RB_BASE_LO, ring->gpu_addr);
873 		WREG32(mmUVD_RB_BASE_HI, upper_32_bits(ring->gpu_addr));
874 		WREG32(mmUVD_RB_SIZE, ring->ring_size / 4);
875 
876 		ring = &adev->uvd.ring_enc[1];
877 		WREG32(mmUVD_RB_RPTR2, lower_32_bits(ring->wptr));
878 		WREG32(mmUVD_RB_WPTR2, lower_32_bits(ring->wptr));
879 		WREG32(mmUVD_RB_BASE_LO2, ring->gpu_addr);
880 		WREG32(mmUVD_RB_BASE_HI2, upper_32_bits(ring->gpu_addr));
881 		WREG32(mmUVD_RB_SIZE2, ring->ring_size / 4);
882 	}
883 
884 	return 0;
885 }
886 
887 /**
888  * uvd_v6_0_stop - stop UVD block
889  *
890  * @adev: amdgpu_device pointer
891  *
892  * stop the UVD block
893  */
894 static void uvd_v6_0_stop(struct amdgpu_device *adev)
895 {
896 	/* force RBC into idle state */
897 	WREG32(mmUVD_RBC_RB_CNTL, 0x11010101);
898 
899 	/* Stall UMC and register bus before resetting VCPU */
900 	WREG32_P(mmUVD_LMI_CTRL2, 1 << 8, ~(1 << 8));
901 	mdelay(1);
902 
903 	/* put VCPU into reset */
904 	WREG32(mmUVD_SOFT_RESET, UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK);
905 	mdelay(5);
906 
907 	/* disable VCPU clock */
908 	WREG32(mmUVD_VCPU_CNTL, 0x0);
909 
910 	/* Unstall UMC and register bus */
911 	WREG32_P(mmUVD_LMI_CTRL2, 0, ~(1 << 8));
912 
913 	WREG32(mmUVD_STATUS, 0);
914 }
915 
916 /**
917  * uvd_v6_0_ring_emit_fence - emit an fence & trap command
918  *
919  * @ring: amdgpu_ring pointer
920  * @fence: fence to emit
921  *
922  * Write a fence and a trap command to the ring.
923  */
924 static void uvd_v6_0_ring_emit_fence(struct amdgpu_ring *ring, u64 addr, u64 seq,
925 				     unsigned flags)
926 {
927 	WARN_ON(flags & AMDGPU_FENCE_FLAG_64BIT);
928 
929 	amdgpu_ring_write(ring, PACKET0(mmUVD_CONTEXT_ID, 0));
930 	amdgpu_ring_write(ring, seq);
931 	amdgpu_ring_write(ring, PACKET0(mmUVD_GPCOM_VCPU_DATA0, 0));
932 	amdgpu_ring_write(ring, addr & 0xffffffff);
933 	amdgpu_ring_write(ring, PACKET0(mmUVD_GPCOM_VCPU_DATA1, 0));
934 	amdgpu_ring_write(ring, upper_32_bits(addr) & 0xff);
935 	amdgpu_ring_write(ring, PACKET0(mmUVD_GPCOM_VCPU_CMD, 0));
936 	amdgpu_ring_write(ring, 0);
937 
938 	amdgpu_ring_write(ring, PACKET0(mmUVD_GPCOM_VCPU_DATA0, 0));
939 	amdgpu_ring_write(ring, 0);
940 	amdgpu_ring_write(ring, PACKET0(mmUVD_GPCOM_VCPU_DATA1, 0));
941 	amdgpu_ring_write(ring, 0);
942 	amdgpu_ring_write(ring, PACKET0(mmUVD_GPCOM_VCPU_CMD, 0));
943 	amdgpu_ring_write(ring, 2);
944 }
945 
946 /**
947  * uvd_v6_0_enc_ring_emit_fence - emit an enc fence & trap command
948  *
949  * @ring: amdgpu_ring pointer
950  * @fence: fence to emit
951  *
952  * Write enc a fence and a trap command to the ring.
953  */
954 static void uvd_v6_0_enc_ring_emit_fence(struct amdgpu_ring *ring, u64 addr,
955 			u64 seq, unsigned flags)
956 {
957 	WARN_ON(flags & AMDGPU_FENCE_FLAG_64BIT);
958 
959 	amdgpu_ring_write(ring, HEVC_ENC_CMD_FENCE);
960 	amdgpu_ring_write(ring, addr);
961 	amdgpu_ring_write(ring, upper_32_bits(addr));
962 	amdgpu_ring_write(ring, seq);
963 	amdgpu_ring_write(ring, HEVC_ENC_CMD_TRAP);
964 }
965 
966 /**
967  * uvd_v6_0_ring_emit_hdp_flush - emit an hdp flush
968  *
969  * @ring: amdgpu_ring pointer
970  *
971  * Emits an hdp flush.
972  */
973 static void uvd_v6_0_ring_emit_hdp_flush(struct amdgpu_ring *ring)
974 {
975 	amdgpu_ring_write(ring, PACKET0(mmHDP_MEM_COHERENCY_FLUSH_CNTL, 0));
976 	amdgpu_ring_write(ring, 0);
977 }
978 
979 /**
980  * uvd_v6_0_ring_hdp_invalidate - emit an hdp invalidate
981  *
982  * @ring: amdgpu_ring pointer
983  *
984  * Emits an hdp invalidate.
985  */
986 static void uvd_v6_0_ring_emit_hdp_invalidate(struct amdgpu_ring *ring)
987 {
988 	amdgpu_ring_write(ring, PACKET0(mmHDP_DEBUG0, 0));
989 	amdgpu_ring_write(ring, 1);
990 }
991 
992 /**
993  * uvd_v6_0_ring_test_ring - register write test
994  *
995  * @ring: amdgpu_ring pointer
996  *
997  * Test if we can successfully write to the context register
998  */
999 static int uvd_v6_0_ring_test_ring(struct amdgpu_ring *ring)
1000 {
1001 	struct amdgpu_device *adev = ring->adev;
1002 	uint32_t tmp = 0;
1003 	unsigned i;
1004 	int r;
1005 
1006 	WREG32(mmUVD_CONTEXT_ID, 0xCAFEDEAD);
1007 	r = amdgpu_ring_alloc(ring, 3);
1008 	if (r) {
1009 		DRM_ERROR("amdgpu: cp failed to lock ring %d (%d).\n",
1010 			  ring->idx, r);
1011 		return r;
1012 	}
1013 	amdgpu_ring_write(ring, PACKET0(mmUVD_CONTEXT_ID, 0));
1014 	amdgpu_ring_write(ring, 0xDEADBEEF);
1015 	amdgpu_ring_commit(ring);
1016 	for (i = 0; i < adev->usec_timeout; i++) {
1017 		tmp = RREG32(mmUVD_CONTEXT_ID);
1018 		if (tmp == 0xDEADBEEF)
1019 			break;
1020 		DRM_UDELAY(1);
1021 	}
1022 
1023 	if (i < adev->usec_timeout) {
1024 		DRM_DEBUG("ring test on %d succeeded in %d usecs\n",
1025 			 ring->idx, i);
1026 	} else {
1027 		DRM_ERROR("amdgpu: ring %d test failed (0x%08X)\n",
1028 			  ring->idx, tmp);
1029 		r = -EINVAL;
1030 	}
1031 	return r;
1032 }
1033 
1034 /**
1035  * uvd_v6_0_ring_emit_ib - execute indirect buffer
1036  *
1037  * @ring: amdgpu_ring pointer
1038  * @ib: indirect buffer to execute
1039  *
1040  * Write ring commands to execute the indirect buffer
1041  */
1042 static void uvd_v6_0_ring_emit_ib(struct amdgpu_ring *ring,
1043 				  struct amdgpu_ib *ib,
1044 				  unsigned vmid, bool ctx_switch)
1045 {
1046 	amdgpu_ring_write(ring, PACKET0(mmUVD_LMI_RBC_IB_VMID, 0));
1047 	amdgpu_ring_write(ring, vmid);
1048 
1049 	amdgpu_ring_write(ring, PACKET0(mmUVD_LMI_RBC_IB_64BIT_BAR_LOW, 0));
1050 	amdgpu_ring_write(ring, lower_32_bits(ib->gpu_addr));
1051 	amdgpu_ring_write(ring, PACKET0(mmUVD_LMI_RBC_IB_64BIT_BAR_HIGH, 0));
1052 	amdgpu_ring_write(ring, upper_32_bits(ib->gpu_addr));
1053 	amdgpu_ring_write(ring, PACKET0(mmUVD_RBC_IB_SIZE, 0));
1054 	amdgpu_ring_write(ring, ib->length_dw);
1055 }
1056 
1057 /**
1058  * uvd_v6_0_enc_ring_emit_ib - enc execute indirect buffer
1059  *
1060  * @ring: amdgpu_ring pointer
1061  * @ib: indirect buffer to execute
1062  *
1063  * Write enc ring commands to execute the indirect buffer
1064  */
1065 static void uvd_v6_0_enc_ring_emit_ib(struct amdgpu_ring *ring,
1066 		struct amdgpu_ib *ib, unsigned int vmid, bool ctx_switch)
1067 {
1068 	amdgpu_ring_write(ring, HEVC_ENC_CMD_IB_VM);
1069 	amdgpu_ring_write(ring, vmid);
1070 	amdgpu_ring_write(ring, lower_32_bits(ib->gpu_addr));
1071 	amdgpu_ring_write(ring, upper_32_bits(ib->gpu_addr));
1072 	amdgpu_ring_write(ring, ib->length_dw);
1073 }
1074 
1075 static void uvd_v6_0_ring_emit_wreg(struct amdgpu_ring *ring,
1076 				    uint32_t reg, uint32_t val)
1077 {
1078 	amdgpu_ring_write(ring, PACKET0(mmUVD_GPCOM_VCPU_DATA0, 0));
1079 	amdgpu_ring_write(ring, reg << 2);
1080 	amdgpu_ring_write(ring, PACKET0(mmUVD_GPCOM_VCPU_DATA1, 0));
1081 	amdgpu_ring_write(ring, val);
1082 	amdgpu_ring_write(ring, PACKET0(mmUVD_GPCOM_VCPU_CMD, 0));
1083 	amdgpu_ring_write(ring, 0x8);
1084 }
1085 
1086 static void uvd_v6_0_ring_emit_vm_flush(struct amdgpu_ring *ring,
1087 					unsigned vmid, unsigned pasid,
1088 					uint64_t pd_addr)
1089 {
1090 	amdgpu_gmc_emit_flush_gpu_tlb(ring, vmid, pasid, pd_addr);
1091 
1092 	amdgpu_ring_write(ring, PACKET0(mmUVD_GPCOM_VCPU_DATA0, 0));
1093 	amdgpu_ring_write(ring, mmVM_INVALIDATE_REQUEST << 2);
1094 	amdgpu_ring_write(ring, PACKET0(mmUVD_GPCOM_VCPU_DATA1, 0));
1095 	amdgpu_ring_write(ring, 0);
1096 	amdgpu_ring_write(ring, PACKET0(mmUVD_GP_SCRATCH8, 0));
1097 	amdgpu_ring_write(ring, 1 << vmid); /* mask */
1098 	amdgpu_ring_write(ring, PACKET0(mmUVD_GPCOM_VCPU_CMD, 0));
1099 	amdgpu_ring_write(ring, 0xC);
1100 }
1101 
1102 static void uvd_v6_0_ring_emit_pipeline_sync(struct amdgpu_ring *ring)
1103 {
1104 	uint32_t seq = ring->fence_drv.sync_seq;
1105 	uint64_t addr = ring->fence_drv.gpu_addr;
1106 
1107 	amdgpu_ring_write(ring, PACKET0(mmUVD_GPCOM_VCPU_DATA0, 0));
1108 	amdgpu_ring_write(ring, lower_32_bits(addr));
1109 	amdgpu_ring_write(ring, PACKET0(mmUVD_GPCOM_VCPU_DATA1, 0));
1110 	amdgpu_ring_write(ring, upper_32_bits(addr));
1111 	amdgpu_ring_write(ring, PACKET0(mmUVD_GP_SCRATCH8, 0));
1112 	amdgpu_ring_write(ring, 0xffffffff); /* mask */
1113 	amdgpu_ring_write(ring, PACKET0(mmUVD_GP_SCRATCH9, 0));
1114 	amdgpu_ring_write(ring, seq);
1115 	amdgpu_ring_write(ring, PACKET0(mmUVD_GPCOM_VCPU_CMD, 0));
1116 	amdgpu_ring_write(ring, 0xE);
1117 }
1118 
1119 static void uvd_v6_0_enc_ring_emit_pipeline_sync(struct amdgpu_ring *ring)
1120 {
1121 	uint32_t seq = ring->fence_drv.sync_seq;
1122 	uint64_t addr = ring->fence_drv.gpu_addr;
1123 
1124 	amdgpu_ring_write(ring, HEVC_ENC_CMD_WAIT_GE);
1125 	amdgpu_ring_write(ring, lower_32_bits(addr));
1126 	amdgpu_ring_write(ring, upper_32_bits(addr));
1127 	amdgpu_ring_write(ring, seq);
1128 }
1129 
1130 static void uvd_v6_0_enc_ring_insert_end(struct amdgpu_ring *ring)
1131 {
1132 	amdgpu_ring_write(ring, HEVC_ENC_CMD_END);
1133 }
1134 
1135 static void uvd_v6_0_enc_ring_emit_vm_flush(struct amdgpu_ring *ring,
1136 					    unsigned int vmid, unsigned pasid,
1137 					    uint64_t pd_addr)
1138 {
1139 	amdgpu_ring_write(ring, HEVC_ENC_CMD_UPDATE_PTB);
1140 	amdgpu_ring_write(ring, vmid);
1141 	amdgpu_ring_write(ring, pd_addr >> 12);
1142 
1143 	amdgpu_ring_write(ring, HEVC_ENC_CMD_FLUSH_TLB);
1144 	amdgpu_ring_write(ring, vmid);
1145 }
1146 
1147 static bool uvd_v6_0_is_idle(void *handle)
1148 {
1149 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1150 
1151 	return !(RREG32(mmSRBM_STATUS) & SRBM_STATUS__UVD_BUSY_MASK);
1152 }
1153 
1154 static int uvd_v6_0_wait_for_idle(void *handle)
1155 {
1156 	unsigned i;
1157 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1158 
1159 	for (i = 0; i < adev->usec_timeout; i++) {
1160 		if (uvd_v6_0_is_idle(handle))
1161 			return 0;
1162 	}
1163 	return -ETIMEDOUT;
1164 }
1165 
1166 #define AMDGPU_UVD_STATUS_BUSY_MASK    0xfd
1167 static bool uvd_v6_0_check_soft_reset(void *handle)
1168 {
1169 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1170 	u32 srbm_soft_reset = 0;
1171 	u32 tmp = RREG32(mmSRBM_STATUS);
1172 
1173 	if (REG_GET_FIELD(tmp, SRBM_STATUS, UVD_RQ_PENDING) ||
1174 	    REG_GET_FIELD(tmp, SRBM_STATUS, UVD_BUSY) ||
1175 	    (RREG32(mmUVD_STATUS) & AMDGPU_UVD_STATUS_BUSY_MASK))
1176 		srbm_soft_reset = REG_SET_FIELD(srbm_soft_reset, SRBM_SOFT_RESET, SOFT_RESET_UVD, 1);
1177 
1178 	if (srbm_soft_reset) {
1179 		adev->uvd.srbm_soft_reset = srbm_soft_reset;
1180 		return true;
1181 	} else {
1182 		adev->uvd.srbm_soft_reset = 0;
1183 		return false;
1184 	}
1185 }
1186 
1187 static int uvd_v6_0_pre_soft_reset(void *handle)
1188 {
1189 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1190 
1191 	if (!adev->uvd.srbm_soft_reset)
1192 		return 0;
1193 
1194 	uvd_v6_0_stop(adev);
1195 	return 0;
1196 }
1197 
1198 static int uvd_v6_0_soft_reset(void *handle)
1199 {
1200 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1201 	u32 srbm_soft_reset;
1202 
1203 	if (!adev->uvd.srbm_soft_reset)
1204 		return 0;
1205 	srbm_soft_reset = adev->uvd.srbm_soft_reset;
1206 
1207 	if (srbm_soft_reset) {
1208 		u32 tmp;
1209 
1210 		tmp = RREG32(mmSRBM_SOFT_RESET);
1211 		tmp |= srbm_soft_reset;
1212 		dev_info(adev->dev, "SRBM_SOFT_RESET=0x%08X\n", tmp);
1213 		WREG32(mmSRBM_SOFT_RESET, tmp);
1214 		tmp = RREG32(mmSRBM_SOFT_RESET);
1215 
1216 		udelay(50);
1217 
1218 		tmp &= ~srbm_soft_reset;
1219 		WREG32(mmSRBM_SOFT_RESET, tmp);
1220 		tmp = RREG32(mmSRBM_SOFT_RESET);
1221 
1222 		/* Wait a little for things to settle down */
1223 		udelay(50);
1224 	}
1225 
1226 	return 0;
1227 }
1228 
1229 static int uvd_v6_0_post_soft_reset(void *handle)
1230 {
1231 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1232 
1233 	if (!adev->uvd.srbm_soft_reset)
1234 		return 0;
1235 
1236 	mdelay(5);
1237 
1238 	return uvd_v6_0_start(adev);
1239 }
1240 
1241 static int uvd_v6_0_set_interrupt_state(struct amdgpu_device *adev,
1242 					struct amdgpu_irq_src *source,
1243 					unsigned type,
1244 					enum amdgpu_interrupt_state state)
1245 {
1246 	// TODO
1247 	return 0;
1248 }
1249 
1250 static int uvd_v6_0_process_interrupt(struct amdgpu_device *adev,
1251 				      struct amdgpu_irq_src *source,
1252 				      struct amdgpu_iv_entry *entry)
1253 {
1254 	bool int_handled = true;
1255 	DRM_DEBUG("IH: UVD TRAP\n");
1256 
1257 	switch (entry->src_id) {
1258 	case 124:
1259 		amdgpu_fence_process(&adev->uvd.ring);
1260 		break;
1261 	case 119:
1262 		if (likely(uvd_v6_0_enc_support(adev)))
1263 			amdgpu_fence_process(&adev->uvd.ring_enc[0]);
1264 		else
1265 			int_handled = false;
1266 		break;
1267 	case 120:
1268 		if (likely(uvd_v6_0_enc_support(adev)))
1269 			amdgpu_fence_process(&adev->uvd.ring_enc[1]);
1270 		else
1271 			int_handled = false;
1272 		break;
1273 	}
1274 
1275 	if (false == int_handled)
1276 			DRM_ERROR("Unhandled interrupt: %d %d\n",
1277 			  entry->src_id, entry->src_data[0]);
1278 
1279 	return 0;
1280 }
1281 
1282 static void uvd_v6_0_enable_clock_gating(struct amdgpu_device *adev, bool enable)
1283 {
1284 	uint32_t data1, data3;
1285 
1286 	data1 = RREG32(mmUVD_SUVD_CGC_GATE);
1287 	data3 = RREG32(mmUVD_CGC_GATE);
1288 
1289 	data1 |= UVD_SUVD_CGC_GATE__SRE_MASK |
1290 		     UVD_SUVD_CGC_GATE__SIT_MASK |
1291 		     UVD_SUVD_CGC_GATE__SMP_MASK |
1292 		     UVD_SUVD_CGC_GATE__SCM_MASK |
1293 		     UVD_SUVD_CGC_GATE__SDB_MASK |
1294 		     UVD_SUVD_CGC_GATE__SRE_H264_MASK |
1295 		     UVD_SUVD_CGC_GATE__SRE_HEVC_MASK |
1296 		     UVD_SUVD_CGC_GATE__SIT_H264_MASK |
1297 		     UVD_SUVD_CGC_GATE__SIT_HEVC_MASK |
1298 		     UVD_SUVD_CGC_GATE__SCM_H264_MASK |
1299 		     UVD_SUVD_CGC_GATE__SCM_HEVC_MASK |
1300 		     UVD_SUVD_CGC_GATE__SDB_H264_MASK |
1301 		     UVD_SUVD_CGC_GATE__SDB_HEVC_MASK;
1302 
1303 	if (enable) {
1304 		data3 |= (UVD_CGC_GATE__SYS_MASK       |
1305 			UVD_CGC_GATE__UDEC_MASK      |
1306 			UVD_CGC_GATE__MPEG2_MASK     |
1307 			UVD_CGC_GATE__RBC_MASK       |
1308 			UVD_CGC_GATE__LMI_MC_MASK    |
1309 			UVD_CGC_GATE__LMI_UMC_MASK   |
1310 			UVD_CGC_GATE__IDCT_MASK      |
1311 			UVD_CGC_GATE__MPRD_MASK      |
1312 			UVD_CGC_GATE__MPC_MASK       |
1313 			UVD_CGC_GATE__LBSI_MASK      |
1314 			UVD_CGC_GATE__LRBBM_MASK     |
1315 			UVD_CGC_GATE__UDEC_RE_MASK   |
1316 			UVD_CGC_GATE__UDEC_CM_MASK   |
1317 			UVD_CGC_GATE__UDEC_IT_MASK   |
1318 			UVD_CGC_GATE__UDEC_DB_MASK   |
1319 			UVD_CGC_GATE__UDEC_MP_MASK   |
1320 			UVD_CGC_GATE__WCB_MASK       |
1321 			UVD_CGC_GATE__JPEG_MASK      |
1322 			UVD_CGC_GATE__SCPU_MASK      |
1323 			UVD_CGC_GATE__JPEG2_MASK);
1324 		/* only in pg enabled, we can gate clock to vcpu*/
1325 		if (adev->pg_flags & AMD_PG_SUPPORT_UVD)
1326 			data3 |= UVD_CGC_GATE__VCPU_MASK;
1327 
1328 		data3 &= ~UVD_CGC_GATE__REGS_MASK;
1329 	} else {
1330 		data3 = 0;
1331 	}
1332 
1333 	WREG32(mmUVD_SUVD_CGC_GATE, data1);
1334 	WREG32(mmUVD_CGC_GATE, data3);
1335 }
1336 
1337 static void uvd_v6_0_set_sw_clock_gating(struct amdgpu_device *adev)
1338 {
1339 	uint32_t data, data2;
1340 
1341 	data = RREG32(mmUVD_CGC_CTRL);
1342 	data2 = RREG32(mmUVD_SUVD_CGC_CTRL);
1343 
1344 
1345 	data &= ~(UVD_CGC_CTRL__CLK_OFF_DELAY_MASK |
1346 		  UVD_CGC_CTRL__CLK_GATE_DLY_TIMER_MASK);
1347 
1348 
1349 	data |= UVD_CGC_CTRL__DYN_CLOCK_MODE_MASK |
1350 		(1 << REG_FIELD_SHIFT(UVD_CGC_CTRL, CLK_GATE_DLY_TIMER)) |
1351 		(4 << REG_FIELD_SHIFT(UVD_CGC_CTRL, CLK_OFF_DELAY));
1352 
1353 	data &= ~(UVD_CGC_CTRL__UDEC_RE_MODE_MASK |
1354 			UVD_CGC_CTRL__UDEC_CM_MODE_MASK |
1355 			UVD_CGC_CTRL__UDEC_IT_MODE_MASK |
1356 			UVD_CGC_CTRL__UDEC_DB_MODE_MASK |
1357 			UVD_CGC_CTRL__UDEC_MP_MODE_MASK |
1358 			UVD_CGC_CTRL__SYS_MODE_MASK |
1359 			UVD_CGC_CTRL__UDEC_MODE_MASK |
1360 			UVD_CGC_CTRL__MPEG2_MODE_MASK |
1361 			UVD_CGC_CTRL__REGS_MODE_MASK |
1362 			UVD_CGC_CTRL__RBC_MODE_MASK |
1363 			UVD_CGC_CTRL__LMI_MC_MODE_MASK |
1364 			UVD_CGC_CTRL__LMI_UMC_MODE_MASK |
1365 			UVD_CGC_CTRL__IDCT_MODE_MASK |
1366 			UVD_CGC_CTRL__MPRD_MODE_MASK |
1367 			UVD_CGC_CTRL__MPC_MODE_MASK |
1368 			UVD_CGC_CTRL__LBSI_MODE_MASK |
1369 			UVD_CGC_CTRL__LRBBM_MODE_MASK |
1370 			UVD_CGC_CTRL__WCB_MODE_MASK |
1371 			UVD_CGC_CTRL__VCPU_MODE_MASK |
1372 			UVD_CGC_CTRL__JPEG_MODE_MASK |
1373 			UVD_CGC_CTRL__SCPU_MODE_MASK |
1374 			UVD_CGC_CTRL__JPEG2_MODE_MASK);
1375 	data2 &= ~(UVD_SUVD_CGC_CTRL__SRE_MODE_MASK |
1376 			UVD_SUVD_CGC_CTRL__SIT_MODE_MASK |
1377 			UVD_SUVD_CGC_CTRL__SMP_MODE_MASK |
1378 			UVD_SUVD_CGC_CTRL__SCM_MODE_MASK |
1379 			UVD_SUVD_CGC_CTRL__SDB_MODE_MASK);
1380 
1381 	WREG32(mmUVD_CGC_CTRL, data);
1382 	WREG32(mmUVD_SUVD_CGC_CTRL, data2);
1383 }
1384 
1385 #if 0
1386 static void uvd_v6_0_set_hw_clock_gating(struct amdgpu_device *adev)
1387 {
1388 	uint32_t data, data1, cgc_flags, suvd_flags;
1389 
1390 	data = RREG32(mmUVD_CGC_GATE);
1391 	data1 = RREG32(mmUVD_SUVD_CGC_GATE);
1392 
1393 	cgc_flags = UVD_CGC_GATE__SYS_MASK |
1394 		UVD_CGC_GATE__UDEC_MASK |
1395 		UVD_CGC_GATE__MPEG2_MASK |
1396 		UVD_CGC_GATE__RBC_MASK |
1397 		UVD_CGC_GATE__LMI_MC_MASK |
1398 		UVD_CGC_GATE__IDCT_MASK |
1399 		UVD_CGC_GATE__MPRD_MASK |
1400 		UVD_CGC_GATE__MPC_MASK |
1401 		UVD_CGC_GATE__LBSI_MASK |
1402 		UVD_CGC_GATE__LRBBM_MASK |
1403 		UVD_CGC_GATE__UDEC_RE_MASK |
1404 		UVD_CGC_GATE__UDEC_CM_MASK |
1405 		UVD_CGC_GATE__UDEC_IT_MASK |
1406 		UVD_CGC_GATE__UDEC_DB_MASK |
1407 		UVD_CGC_GATE__UDEC_MP_MASK |
1408 		UVD_CGC_GATE__WCB_MASK |
1409 		UVD_CGC_GATE__VCPU_MASK |
1410 		UVD_CGC_GATE__SCPU_MASK |
1411 		UVD_CGC_GATE__JPEG_MASK |
1412 		UVD_CGC_GATE__JPEG2_MASK;
1413 
1414 	suvd_flags = UVD_SUVD_CGC_GATE__SRE_MASK |
1415 				UVD_SUVD_CGC_GATE__SIT_MASK |
1416 				UVD_SUVD_CGC_GATE__SMP_MASK |
1417 				UVD_SUVD_CGC_GATE__SCM_MASK |
1418 				UVD_SUVD_CGC_GATE__SDB_MASK;
1419 
1420 	data |= cgc_flags;
1421 	data1 |= suvd_flags;
1422 
1423 	WREG32(mmUVD_CGC_GATE, data);
1424 	WREG32(mmUVD_SUVD_CGC_GATE, data1);
1425 }
1426 #endif
1427 
1428 static void uvd_v6_0_enable_mgcg(struct amdgpu_device *adev,
1429 				 bool enable)
1430 {
1431 	u32 orig, data;
1432 
1433 	if (enable && (adev->cg_flags & AMD_CG_SUPPORT_UVD_MGCG)) {
1434 		data = RREG32_UVD_CTX(ixUVD_CGC_MEM_CTRL);
1435 		data |= 0xfff;
1436 		WREG32_UVD_CTX(ixUVD_CGC_MEM_CTRL, data);
1437 
1438 		orig = data = RREG32(mmUVD_CGC_CTRL);
1439 		data |= UVD_CGC_CTRL__DYN_CLOCK_MODE_MASK;
1440 		if (orig != data)
1441 			WREG32(mmUVD_CGC_CTRL, data);
1442 	} else {
1443 		data = RREG32_UVD_CTX(ixUVD_CGC_MEM_CTRL);
1444 		data &= ~0xfff;
1445 		WREG32_UVD_CTX(ixUVD_CGC_MEM_CTRL, data);
1446 
1447 		orig = data = RREG32(mmUVD_CGC_CTRL);
1448 		data &= ~UVD_CGC_CTRL__DYN_CLOCK_MODE_MASK;
1449 		if (orig != data)
1450 			WREG32(mmUVD_CGC_CTRL, data);
1451 	}
1452 }
1453 
1454 static int uvd_v6_0_set_clockgating_state(void *handle,
1455 					  enum amd_clockgating_state state)
1456 {
1457 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1458 	bool enable = (state == AMD_CG_STATE_GATE) ? true : false;
1459 
1460 	if (enable) {
1461 		/* wait for STATUS to clear */
1462 		if (uvd_v6_0_wait_for_idle(handle))
1463 			return -EBUSY;
1464 		uvd_v6_0_enable_clock_gating(adev, true);
1465 		/* enable HW gates because UVD is idle */
1466 /*		uvd_v6_0_set_hw_clock_gating(adev); */
1467 	} else {
1468 		/* disable HW gating and enable Sw gating */
1469 		uvd_v6_0_enable_clock_gating(adev, false);
1470 	}
1471 	uvd_v6_0_set_sw_clock_gating(adev);
1472 	return 0;
1473 }
1474 
1475 static int uvd_v6_0_set_powergating_state(void *handle,
1476 					  enum amd_powergating_state state)
1477 {
1478 	/* This doesn't actually powergate the UVD block.
1479 	 * That's done in the dpm code via the SMC.  This
1480 	 * just re-inits the block as necessary.  The actual
1481 	 * gating still happens in the dpm code.  We should
1482 	 * revisit this when there is a cleaner line between
1483 	 * the smc and the hw blocks
1484 	 */
1485 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1486 	int ret = 0;
1487 
1488 	WREG32(mmUVD_POWER_STATUS, UVD_POWER_STATUS__UVD_PG_EN_MASK);
1489 
1490 	if (state == AMD_PG_STATE_GATE) {
1491 		uvd_v6_0_stop(adev);
1492 	} else {
1493 		ret = uvd_v6_0_start(adev);
1494 		if (ret)
1495 			goto out;
1496 	}
1497 
1498 out:
1499 	return ret;
1500 }
1501 
1502 static void uvd_v6_0_get_clockgating_state(void *handle, u32 *flags)
1503 {
1504 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1505 	int data;
1506 
1507 	mutex_lock(&adev->pm.mutex);
1508 
1509 	if (adev->flags & AMD_IS_APU)
1510 		data = RREG32_SMC(ixCURRENT_PG_STATUS_APU);
1511 	else
1512 		data = RREG32_SMC(ixCURRENT_PG_STATUS);
1513 
1514 	if (data & CURRENT_PG_STATUS__UVD_PG_STATUS_MASK) {
1515 		DRM_INFO("Cannot get clockgating state when UVD is powergated.\n");
1516 		goto out;
1517 	}
1518 
1519 	/* AMD_CG_SUPPORT_UVD_MGCG */
1520 	data = RREG32(mmUVD_CGC_CTRL);
1521 	if (data & UVD_CGC_CTRL__DYN_CLOCK_MODE_MASK)
1522 		*flags |= AMD_CG_SUPPORT_UVD_MGCG;
1523 
1524 out:
1525 	mutex_unlock(&adev->pm.mutex);
1526 }
1527 
1528 static const struct amd_ip_funcs uvd_v6_0_ip_funcs = {
1529 	.name = "uvd_v6_0",
1530 	.early_init = uvd_v6_0_early_init,
1531 	.late_init = NULL,
1532 	.sw_init = uvd_v6_0_sw_init,
1533 	.sw_fini = uvd_v6_0_sw_fini,
1534 	.hw_init = uvd_v6_0_hw_init,
1535 	.hw_fini = uvd_v6_0_hw_fini,
1536 	.suspend = uvd_v6_0_suspend,
1537 	.resume = uvd_v6_0_resume,
1538 	.is_idle = uvd_v6_0_is_idle,
1539 	.wait_for_idle = uvd_v6_0_wait_for_idle,
1540 	.check_soft_reset = uvd_v6_0_check_soft_reset,
1541 	.pre_soft_reset = uvd_v6_0_pre_soft_reset,
1542 	.soft_reset = uvd_v6_0_soft_reset,
1543 	.post_soft_reset = uvd_v6_0_post_soft_reset,
1544 	.set_clockgating_state = uvd_v6_0_set_clockgating_state,
1545 	.set_powergating_state = uvd_v6_0_set_powergating_state,
1546 	.get_clockgating_state = uvd_v6_0_get_clockgating_state,
1547 };
1548 
1549 static const struct amdgpu_ring_funcs uvd_v6_0_ring_phys_funcs = {
1550 	.type = AMDGPU_RING_TYPE_UVD,
1551 	.align_mask = 0xf,
1552 	.nop = PACKET0(mmUVD_NO_OP, 0),
1553 	.support_64bit_ptrs = false,
1554 	.get_rptr = uvd_v6_0_ring_get_rptr,
1555 	.get_wptr = uvd_v6_0_ring_get_wptr,
1556 	.set_wptr = uvd_v6_0_ring_set_wptr,
1557 	.parse_cs = amdgpu_uvd_ring_parse_cs,
1558 	.emit_frame_size =
1559 		2 + /* uvd_v6_0_ring_emit_hdp_flush */
1560 		2 + /* uvd_v6_0_ring_emit_hdp_invalidate */
1561 		10 + /* uvd_v6_0_ring_emit_pipeline_sync */
1562 		14, /* uvd_v6_0_ring_emit_fence x1 no user fence */
1563 	.emit_ib_size = 8, /* uvd_v6_0_ring_emit_ib */
1564 	.emit_ib = uvd_v6_0_ring_emit_ib,
1565 	.emit_fence = uvd_v6_0_ring_emit_fence,
1566 	.emit_hdp_flush = uvd_v6_0_ring_emit_hdp_flush,
1567 	.emit_hdp_invalidate = uvd_v6_0_ring_emit_hdp_invalidate,
1568 	.test_ring = uvd_v6_0_ring_test_ring,
1569 	.test_ib = amdgpu_uvd_ring_test_ib,
1570 	.insert_nop = amdgpu_ring_insert_nop,
1571 	.pad_ib = amdgpu_ring_generic_pad_ib,
1572 	.begin_use = amdgpu_uvd_ring_begin_use,
1573 	.end_use = amdgpu_uvd_ring_end_use,
1574 };
1575 
1576 static const struct amdgpu_ring_funcs uvd_v6_0_ring_vm_funcs = {
1577 	.type = AMDGPU_RING_TYPE_UVD,
1578 	.align_mask = 0xf,
1579 	.nop = PACKET0(mmUVD_NO_OP, 0),
1580 	.support_64bit_ptrs = false,
1581 	.get_rptr = uvd_v6_0_ring_get_rptr,
1582 	.get_wptr = uvd_v6_0_ring_get_wptr,
1583 	.set_wptr = uvd_v6_0_ring_set_wptr,
1584 	.emit_frame_size =
1585 		2 + /* uvd_v6_0_ring_emit_hdp_flush */
1586 		2 + /* uvd_v6_0_ring_emit_hdp_invalidate */
1587 		10 + /* uvd_v6_0_ring_emit_pipeline_sync */
1588 		20 + /* uvd_v6_0_ring_emit_vm_flush */
1589 		14 + 14, /* uvd_v6_0_ring_emit_fence x2 vm fence */
1590 	.emit_ib_size = 8, /* uvd_v6_0_ring_emit_ib */
1591 	.emit_ib = uvd_v6_0_ring_emit_ib,
1592 	.emit_fence = uvd_v6_0_ring_emit_fence,
1593 	.emit_vm_flush = uvd_v6_0_ring_emit_vm_flush,
1594 	.emit_pipeline_sync = uvd_v6_0_ring_emit_pipeline_sync,
1595 	.emit_hdp_flush = uvd_v6_0_ring_emit_hdp_flush,
1596 	.emit_hdp_invalidate = uvd_v6_0_ring_emit_hdp_invalidate,
1597 	.test_ring = uvd_v6_0_ring_test_ring,
1598 	.test_ib = amdgpu_uvd_ring_test_ib,
1599 	.insert_nop = amdgpu_ring_insert_nop,
1600 	.pad_ib = amdgpu_ring_generic_pad_ib,
1601 	.begin_use = amdgpu_uvd_ring_begin_use,
1602 	.end_use = amdgpu_uvd_ring_end_use,
1603 	.emit_wreg = uvd_v6_0_ring_emit_wreg,
1604 };
1605 
1606 static const struct amdgpu_ring_funcs uvd_v6_0_enc_ring_vm_funcs = {
1607 	.type = AMDGPU_RING_TYPE_UVD_ENC,
1608 	.align_mask = 0x3f,
1609 	.nop = HEVC_ENC_CMD_NO_OP,
1610 	.support_64bit_ptrs = false,
1611 	.get_rptr = uvd_v6_0_enc_ring_get_rptr,
1612 	.get_wptr = uvd_v6_0_enc_ring_get_wptr,
1613 	.set_wptr = uvd_v6_0_enc_ring_set_wptr,
1614 	.emit_frame_size =
1615 		4 + /* uvd_v6_0_enc_ring_emit_pipeline_sync */
1616 		6 + /* uvd_v6_0_enc_ring_emit_vm_flush */
1617 		5 + 5 + /* uvd_v6_0_enc_ring_emit_fence x2 vm fence */
1618 		1, /* uvd_v6_0_enc_ring_insert_end */
1619 	.emit_ib_size = 5, /* uvd_v6_0_enc_ring_emit_ib */
1620 	.emit_ib = uvd_v6_0_enc_ring_emit_ib,
1621 	.emit_fence = uvd_v6_0_enc_ring_emit_fence,
1622 	.emit_vm_flush = uvd_v6_0_enc_ring_emit_vm_flush,
1623 	.emit_pipeline_sync = uvd_v6_0_enc_ring_emit_pipeline_sync,
1624 	.test_ring = uvd_v6_0_enc_ring_test_ring,
1625 	.test_ib = uvd_v6_0_enc_ring_test_ib,
1626 	.insert_nop = amdgpu_ring_insert_nop,
1627 	.insert_end = uvd_v6_0_enc_ring_insert_end,
1628 	.pad_ib = amdgpu_ring_generic_pad_ib,
1629 	.begin_use = amdgpu_uvd_ring_begin_use,
1630 	.end_use = amdgpu_uvd_ring_end_use,
1631 };
1632 
1633 static void uvd_v6_0_set_ring_funcs(struct amdgpu_device *adev)
1634 {
1635 	if (adev->asic_type >= CHIP_POLARIS10) {
1636 		adev->uvd.ring.funcs = &uvd_v6_0_ring_vm_funcs;
1637 		DRM_INFO("UVD is enabled in VM mode\n");
1638 	} else {
1639 		adev->uvd.ring.funcs = &uvd_v6_0_ring_phys_funcs;
1640 		DRM_INFO("UVD is enabled in physical mode\n");
1641 	}
1642 }
1643 
1644 static void uvd_v6_0_set_enc_ring_funcs(struct amdgpu_device *adev)
1645 {
1646 	int i;
1647 
1648 	for (i = 0; i < adev->uvd.num_enc_rings; ++i)
1649 		adev->uvd.ring_enc[i].funcs = &uvd_v6_0_enc_ring_vm_funcs;
1650 
1651 	DRM_INFO("UVD ENC is enabled in VM mode\n");
1652 }
1653 
1654 static const struct amdgpu_irq_src_funcs uvd_v6_0_irq_funcs = {
1655 	.set = uvd_v6_0_set_interrupt_state,
1656 	.process = uvd_v6_0_process_interrupt,
1657 };
1658 
1659 static void uvd_v6_0_set_irq_funcs(struct amdgpu_device *adev)
1660 {
1661 	if (uvd_v6_0_enc_support(adev))
1662 		adev->uvd.irq.num_types = adev->uvd.num_enc_rings + 1;
1663 	else
1664 		adev->uvd.irq.num_types = 1;
1665 
1666 	adev->uvd.irq.funcs = &uvd_v6_0_irq_funcs;
1667 }
1668 
1669 const struct amdgpu_ip_block_version uvd_v6_0_ip_block =
1670 {
1671 		.type = AMD_IP_BLOCK_TYPE_UVD,
1672 		.major = 6,
1673 		.minor = 0,
1674 		.rev = 0,
1675 		.funcs = &uvd_v6_0_ip_funcs,
1676 };
1677 
1678 const struct amdgpu_ip_block_version uvd_v6_2_ip_block =
1679 {
1680 		.type = AMD_IP_BLOCK_TYPE_UVD,
1681 		.major = 6,
1682 		.minor = 2,
1683 		.rev = 0,
1684 		.funcs = &uvd_v6_0_ip_funcs,
1685 };
1686 
1687 const struct amdgpu_ip_block_version uvd_v6_3_ip_block =
1688 {
1689 		.type = AMD_IP_BLOCK_TYPE_UVD,
1690 		.major = 6,
1691 		.minor = 3,
1692 		.rev = 0,
1693 		.funcs = &uvd_v6_0_ip_funcs,
1694 };
1695