xref: /openbmc/linux/drivers/gpu/drm/amd/amdgpu/uvd_v6_0.c (revision 249592bf)
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 
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 #include "ivsrcid/ivsrcid_vislands30.h"
40 
41 /* Polaris10/11/12 firmware version */
42 #define FW_1_130_16 ((1 << 24) | (130 << 16) | (16 << 8))
43 
44 static void uvd_v6_0_set_ring_funcs(struct amdgpu_device *adev);
45 static void uvd_v6_0_set_enc_ring_funcs(struct amdgpu_device *adev);
46 
47 static void uvd_v6_0_set_irq_funcs(struct amdgpu_device *adev);
48 static int uvd_v6_0_start(struct amdgpu_device *adev);
49 static void uvd_v6_0_stop(struct amdgpu_device *adev);
50 static void uvd_v6_0_set_sw_clock_gating(struct amdgpu_device *adev);
51 static int uvd_v6_0_set_clockgating_state(void *handle,
52 					  enum amd_clockgating_state state);
53 static void uvd_v6_0_enable_mgcg(struct amdgpu_device *adev,
54 				 bool enable);
55 
56 /**
57 * uvd_v6_0_enc_support - get encode support status
58 *
59 * @adev: amdgpu_device pointer
60 *
61 * Returns the current hardware encode support status
62 */
63 static inline bool uvd_v6_0_enc_support(struct amdgpu_device *adev)
64 {
65 	return ((adev->asic_type >= CHIP_POLARIS10) &&
66 			(adev->asic_type <= CHIP_VEGAM) &&
67 			(!adev->uvd.fw_version || adev->uvd.fw_version >= FW_1_130_16));
68 }
69 
70 /**
71  * uvd_v6_0_ring_get_rptr - get read pointer
72  *
73  * @ring: amdgpu_ring pointer
74  *
75  * Returns the current hardware read pointer
76  */
77 static uint64_t uvd_v6_0_ring_get_rptr(struct amdgpu_ring *ring)
78 {
79 	struct amdgpu_device *adev = ring->adev;
80 
81 	return RREG32(mmUVD_RBC_RB_RPTR);
82 }
83 
84 /**
85  * uvd_v6_0_enc_ring_get_rptr - get enc read pointer
86  *
87  * @ring: amdgpu_ring pointer
88  *
89  * Returns the current hardware enc read pointer
90  */
91 static uint64_t uvd_v6_0_enc_ring_get_rptr(struct amdgpu_ring *ring)
92 {
93 	struct amdgpu_device *adev = ring->adev;
94 
95 	if (ring == &adev->uvd.inst->ring_enc[0])
96 		return RREG32(mmUVD_RB_RPTR);
97 	else
98 		return RREG32(mmUVD_RB_RPTR2);
99 }
100 /**
101  * uvd_v6_0_ring_get_wptr - get write pointer
102  *
103  * @ring: amdgpu_ring pointer
104  *
105  * Returns the current hardware write pointer
106  */
107 static uint64_t uvd_v6_0_ring_get_wptr(struct amdgpu_ring *ring)
108 {
109 	struct amdgpu_device *adev = ring->adev;
110 
111 	return RREG32(mmUVD_RBC_RB_WPTR);
112 }
113 
114 /**
115  * uvd_v6_0_enc_ring_get_wptr - get enc write pointer
116  *
117  * @ring: amdgpu_ring pointer
118  *
119  * Returns the current hardware enc write pointer
120  */
121 static uint64_t uvd_v6_0_enc_ring_get_wptr(struct amdgpu_ring *ring)
122 {
123 	struct amdgpu_device *adev = ring->adev;
124 
125 	if (ring == &adev->uvd.inst->ring_enc[0])
126 		return RREG32(mmUVD_RB_WPTR);
127 	else
128 		return RREG32(mmUVD_RB_WPTR2);
129 }
130 
131 /**
132  * uvd_v6_0_ring_set_wptr - set write pointer
133  *
134  * @ring: amdgpu_ring pointer
135  *
136  * Commits the write pointer to the hardware
137  */
138 static void uvd_v6_0_ring_set_wptr(struct amdgpu_ring *ring)
139 {
140 	struct amdgpu_device *adev = ring->adev;
141 
142 	WREG32(mmUVD_RBC_RB_WPTR, lower_32_bits(ring->wptr));
143 }
144 
145 /**
146  * uvd_v6_0_enc_ring_set_wptr - set enc write pointer
147  *
148  * @ring: amdgpu_ring pointer
149  *
150  * Commits the enc write pointer to the hardware
151  */
152 static void uvd_v6_0_enc_ring_set_wptr(struct amdgpu_ring *ring)
153 {
154 	struct amdgpu_device *adev = ring->adev;
155 
156 	if (ring == &adev->uvd.inst->ring_enc[0])
157 		WREG32(mmUVD_RB_WPTR,
158 			lower_32_bits(ring->wptr));
159 	else
160 		WREG32(mmUVD_RB_WPTR2,
161 			lower_32_bits(ring->wptr));
162 }
163 
164 /**
165  * uvd_v6_0_enc_ring_test_ring - test if UVD ENC ring is working
166  *
167  * @ring: the engine to test on
168  *
169  */
170 static int uvd_v6_0_enc_ring_test_ring(struct amdgpu_ring *ring)
171 {
172 	struct amdgpu_device *adev = ring->adev;
173 	uint32_t rptr;
174 	unsigned i;
175 	int r;
176 
177 	r = amdgpu_ring_alloc(ring, 16);
178 	if (r)
179 		return r;
180 
181 	rptr = amdgpu_ring_get_rptr(ring);
182 
183 	amdgpu_ring_write(ring, HEVC_ENC_CMD_END);
184 	amdgpu_ring_commit(ring);
185 
186 	for (i = 0; i < adev->usec_timeout; i++) {
187 		if (amdgpu_ring_get_rptr(ring) != rptr)
188 			break;
189 		udelay(1);
190 	}
191 
192 	if (i >= adev->usec_timeout)
193 		r = -ETIMEDOUT;
194 
195 	return r;
196 }
197 
198 /**
199  * uvd_v6_0_enc_get_create_msg - generate a UVD ENC create msg
200  *
201  * @ring: ring we should submit the msg to
202  * @handle: session handle to use
203  * @bo: amdgpu object for which we query the offset
204  * @fence: optional fence to return
205  *
206  * Open up a stream for HW test
207  */
208 static int uvd_v6_0_enc_get_create_msg(struct amdgpu_ring *ring, uint32_t handle,
209 				       struct amdgpu_bo *bo,
210 				       struct dma_fence **fence)
211 {
212 	const unsigned ib_size_dw = 16;
213 	struct amdgpu_job *job;
214 	struct amdgpu_ib *ib;
215 	struct dma_fence *f = NULL;
216 	uint64_t addr;
217 	int i, r;
218 
219 	r = amdgpu_job_alloc_with_ib(ring->adev, ib_size_dw * 4,
220 					AMDGPU_IB_POOL_DIRECT, &job);
221 	if (r)
222 		return r;
223 
224 	ib = &job->ibs[0];
225 	addr = amdgpu_bo_gpu_offset(bo);
226 
227 	ib->length_dw = 0;
228 	ib->ptr[ib->length_dw++] = 0x00000018;
229 	ib->ptr[ib->length_dw++] = 0x00000001; /* session info */
230 	ib->ptr[ib->length_dw++] = handle;
231 	ib->ptr[ib->length_dw++] = 0x00010000;
232 	ib->ptr[ib->length_dw++] = upper_32_bits(addr);
233 	ib->ptr[ib->length_dw++] = addr;
234 
235 	ib->ptr[ib->length_dw++] = 0x00000014;
236 	ib->ptr[ib->length_dw++] = 0x00000002; /* task info */
237 	ib->ptr[ib->length_dw++] = 0x0000001c;
238 	ib->ptr[ib->length_dw++] = 0x00000001;
239 	ib->ptr[ib->length_dw++] = 0x00000000;
240 
241 	ib->ptr[ib->length_dw++] = 0x00000008;
242 	ib->ptr[ib->length_dw++] = 0x08000001; /* op initialize */
243 
244 	for (i = ib->length_dw; i < ib_size_dw; ++i)
245 		ib->ptr[i] = 0x0;
246 
247 	r = amdgpu_job_submit_direct(job, ring, &f);
248 	if (r)
249 		goto err;
250 
251 	if (fence)
252 		*fence = dma_fence_get(f);
253 	dma_fence_put(f);
254 	return 0;
255 
256 err:
257 	amdgpu_job_free(job);
258 	return r;
259 }
260 
261 /**
262  * uvd_v6_0_enc_get_destroy_msg - generate a UVD ENC destroy msg
263  *
264  * @ring: ring we should submit the msg to
265  * @handle: session handle to use
266  * @bo: amdgpu object for which we query the offset
267  * @fence: optional fence to return
268  *
269  * Close up a stream for HW test or if userspace failed to do so
270  */
271 static int uvd_v6_0_enc_get_destroy_msg(struct amdgpu_ring *ring,
272 					uint32_t handle,
273 					struct amdgpu_bo *bo,
274 					struct dma_fence **fence)
275 {
276 	const unsigned ib_size_dw = 16;
277 	struct amdgpu_job *job;
278 	struct amdgpu_ib *ib;
279 	struct dma_fence *f = NULL;
280 	uint64_t addr;
281 	int i, r;
282 
283 	r = amdgpu_job_alloc_with_ib(ring->adev, ib_size_dw * 4,
284 					AMDGPU_IB_POOL_DIRECT, &job);
285 	if (r)
286 		return r;
287 
288 	ib = &job->ibs[0];
289 	addr = amdgpu_bo_gpu_offset(bo);
290 
291 	ib->length_dw = 0;
292 	ib->ptr[ib->length_dw++] = 0x00000018;
293 	ib->ptr[ib->length_dw++] = 0x00000001; /* session info */
294 	ib->ptr[ib->length_dw++] = handle;
295 	ib->ptr[ib->length_dw++] = 0x00010000;
296 	ib->ptr[ib->length_dw++] = upper_32_bits(addr);
297 	ib->ptr[ib->length_dw++] = addr;
298 
299 	ib->ptr[ib->length_dw++] = 0x00000014;
300 	ib->ptr[ib->length_dw++] = 0x00000002; /* task info */
301 	ib->ptr[ib->length_dw++] = 0x0000001c;
302 	ib->ptr[ib->length_dw++] = 0x00000001;
303 	ib->ptr[ib->length_dw++] = 0x00000000;
304 
305 	ib->ptr[ib->length_dw++] = 0x00000008;
306 	ib->ptr[ib->length_dw++] = 0x08000002; /* op close session */
307 
308 	for (i = ib->length_dw; i < ib_size_dw; ++i)
309 		ib->ptr[i] = 0x0;
310 
311 	r = amdgpu_job_submit_direct(job, ring, &f);
312 	if (r)
313 		goto err;
314 
315 	if (fence)
316 		*fence = dma_fence_get(f);
317 	dma_fence_put(f);
318 	return 0;
319 
320 err:
321 	amdgpu_job_free(job);
322 	return r;
323 }
324 
325 /**
326  * uvd_v6_0_enc_ring_test_ib - test if UVD ENC IBs are working
327  *
328  * @ring: the engine to test on
329  * @timeout: timeout value in jiffies, or MAX_SCHEDULE_TIMEOUT
330  *
331  */
332 static int uvd_v6_0_enc_ring_test_ib(struct amdgpu_ring *ring, long timeout)
333 {
334 	struct dma_fence *fence = NULL;
335 	struct amdgpu_bo *bo = NULL;
336 	long r;
337 
338 	r = amdgpu_bo_create_reserved(ring->adev, 128 * 1024, PAGE_SIZE,
339 				      AMDGPU_GEM_DOMAIN_VRAM,
340 				      &bo, NULL, NULL);
341 	if (r)
342 		return r;
343 
344 	r = uvd_v6_0_enc_get_create_msg(ring, 1, bo, NULL);
345 	if (r)
346 		goto error;
347 
348 	r = uvd_v6_0_enc_get_destroy_msg(ring, 1, bo, &fence);
349 	if (r)
350 		goto error;
351 
352 	r = dma_fence_wait_timeout(fence, false, timeout);
353 	if (r == 0)
354 		r = -ETIMEDOUT;
355 	else if (r > 0)
356 		r = 0;
357 
358 error:
359 	dma_fence_put(fence);
360 	amdgpu_bo_unreserve(bo);
361 	amdgpu_bo_unref(&bo);
362 	return r;
363 }
364 
365 static int uvd_v6_0_early_init(void *handle)
366 {
367 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
368 	adev->uvd.num_uvd_inst = 1;
369 
370 	if (!(adev->flags & AMD_IS_APU) &&
371 	    (RREG32_SMC(ixCC_HARVEST_FUSES) & CC_HARVEST_FUSES__UVD_DISABLE_MASK))
372 		return -ENOENT;
373 
374 	uvd_v6_0_set_ring_funcs(adev);
375 
376 	if (uvd_v6_0_enc_support(adev)) {
377 		adev->uvd.num_enc_rings = 2;
378 		uvd_v6_0_set_enc_ring_funcs(adev);
379 	}
380 
381 	uvd_v6_0_set_irq_funcs(adev);
382 
383 	return 0;
384 }
385 
386 static int uvd_v6_0_sw_init(void *handle)
387 {
388 	struct amdgpu_ring *ring;
389 	int i, r;
390 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
391 
392 	/* UVD TRAP */
393 	r = amdgpu_irq_add_id(adev, AMDGPU_IRQ_CLIENTID_LEGACY, VISLANDS30_IV_SRCID_UVD_SYSTEM_MESSAGE, &adev->uvd.inst->irq);
394 	if (r)
395 		return r;
396 
397 	/* UVD ENC TRAP */
398 	if (uvd_v6_0_enc_support(adev)) {
399 		for (i = 0; i < adev->uvd.num_enc_rings; ++i) {
400 			r = amdgpu_irq_add_id(adev, AMDGPU_IRQ_CLIENTID_LEGACY, i + VISLANDS30_IV_SRCID_UVD_ENC_GEN_PURP, &adev->uvd.inst->irq);
401 			if (r)
402 				return r;
403 		}
404 	}
405 
406 	r = amdgpu_uvd_sw_init(adev);
407 	if (r)
408 		return r;
409 
410 	if (!uvd_v6_0_enc_support(adev)) {
411 		for (i = 0; i < adev->uvd.num_enc_rings; ++i)
412 			adev->uvd.inst->ring_enc[i].funcs = NULL;
413 
414 		adev->uvd.inst->irq.num_types = 1;
415 		adev->uvd.num_enc_rings = 0;
416 
417 		DRM_INFO("UVD ENC is disabled\n");
418 	}
419 
420 	ring = &adev->uvd.inst->ring;
421 	sprintf(ring->name, "uvd");
422 	r = amdgpu_ring_init(adev, ring, 512, &adev->uvd.inst->irq, 0,
423 			     AMDGPU_RING_PRIO_DEFAULT, NULL);
424 	if (r)
425 		return r;
426 
427 	r = amdgpu_uvd_resume(adev);
428 	if (r)
429 		return r;
430 
431 	if (uvd_v6_0_enc_support(adev)) {
432 		for (i = 0; i < adev->uvd.num_enc_rings; ++i) {
433 			ring = &adev->uvd.inst->ring_enc[i];
434 			sprintf(ring->name, "uvd_enc%d", i);
435 			r = amdgpu_ring_init(adev, ring, 512,
436 					     &adev->uvd.inst->irq, 0,
437 					     AMDGPU_RING_PRIO_DEFAULT, NULL);
438 			if (r)
439 				return r;
440 		}
441 	}
442 
443 	r = amdgpu_uvd_entity_init(adev);
444 
445 	return r;
446 }
447 
448 static int uvd_v6_0_sw_fini(void *handle)
449 {
450 	int i, r;
451 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
452 
453 	r = amdgpu_uvd_suspend(adev);
454 	if (r)
455 		return r;
456 
457 	if (uvd_v6_0_enc_support(adev)) {
458 		for (i = 0; i < adev->uvd.num_enc_rings; ++i)
459 			amdgpu_ring_fini(&adev->uvd.inst->ring_enc[i]);
460 	}
461 
462 	return amdgpu_uvd_sw_fini(adev);
463 }
464 
465 /**
466  * uvd_v6_0_hw_init - start and test UVD block
467  *
468  * @handle: handle used to pass amdgpu_device pointer
469  *
470  * Initialize the hardware, boot up the VCPU and do some testing
471  */
472 static int uvd_v6_0_hw_init(void *handle)
473 {
474 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
475 	struct amdgpu_ring *ring = &adev->uvd.inst->ring;
476 	uint32_t tmp;
477 	int i, r;
478 
479 	amdgpu_asic_set_uvd_clocks(adev, 10000, 10000);
480 	uvd_v6_0_set_clockgating_state(adev, AMD_CG_STATE_UNGATE);
481 	uvd_v6_0_enable_mgcg(adev, true);
482 
483 	r = amdgpu_ring_test_helper(ring);
484 	if (r)
485 		goto done;
486 
487 	r = amdgpu_ring_alloc(ring, 10);
488 	if (r) {
489 		DRM_ERROR("amdgpu: ring failed to lock UVD ring (%d).\n", r);
490 		goto done;
491 	}
492 
493 	tmp = PACKET0(mmUVD_SEMA_WAIT_FAULT_TIMEOUT_CNTL, 0);
494 	amdgpu_ring_write(ring, tmp);
495 	amdgpu_ring_write(ring, 0xFFFFF);
496 
497 	tmp = PACKET0(mmUVD_SEMA_WAIT_INCOMPLETE_TIMEOUT_CNTL, 0);
498 	amdgpu_ring_write(ring, tmp);
499 	amdgpu_ring_write(ring, 0xFFFFF);
500 
501 	tmp = PACKET0(mmUVD_SEMA_SIGNAL_INCOMPLETE_TIMEOUT_CNTL, 0);
502 	amdgpu_ring_write(ring, tmp);
503 	amdgpu_ring_write(ring, 0xFFFFF);
504 
505 	/* Clear timeout status bits */
506 	amdgpu_ring_write(ring, PACKET0(mmUVD_SEMA_TIMEOUT_STATUS, 0));
507 	amdgpu_ring_write(ring, 0x8);
508 
509 	amdgpu_ring_write(ring, PACKET0(mmUVD_SEMA_CNTL, 0));
510 	amdgpu_ring_write(ring, 3);
511 
512 	amdgpu_ring_commit(ring);
513 
514 	if (uvd_v6_0_enc_support(adev)) {
515 		for (i = 0; i < adev->uvd.num_enc_rings; ++i) {
516 			ring = &adev->uvd.inst->ring_enc[i];
517 			r = amdgpu_ring_test_helper(ring);
518 			if (r)
519 				goto done;
520 		}
521 	}
522 
523 done:
524 	if (!r) {
525 		if (uvd_v6_0_enc_support(adev))
526 			DRM_INFO("UVD and UVD ENC initialized successfully.\n");
527 		else
528 			DRM_INFO("UVD initialized successfully.\n");
529 	}
530 
531 	return r;
532 }
533 
534 /**
535  * uvd_v6_0_hw_fini - stop the hardware block
536  *
537  * @handle: handle used to pass amdgpu_device pointer
538  *
539  * Stop the UVD block, mark ring as not ready any more
540  */
541 static int uvd_v6_0_hw_fini(void *handle)
542 {
543 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
544 
545 	if (RREG32(mmUVD_STATUS) != 0)
546 		uvd_v6_0_stop(adev);
547 
548 	return 0;
549 }
550 
551 static int uvd_v6_0_suspend(void *handle)
552 {
553 	int r;
554 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
555 
556 	r = uvd_v6_0_hw_fini(adev);
557 	if (r)
558 		return r;
559 
560 	return amdgpu_uvd_suspend(adev);
561 }
562 
563 static int uvd_v6_0_resume(void *handle)
564 {
565 	int r;
566 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
567 
568 	r = amdgpu_uvd_resume(adev);
569 	if (r)
570 		return r;
571 
572 	return uvd_v6_0_hw_init(adev);
573 }
574 
575 /**
576  * uvd_v6_0_mc_resume - memory controller programming
577  *
578  * @adev: amdgpu_device pointer
579  *
580  * Let the UVD memory controller know it's offsets
581  */
582 static void uvd_v6_0_mc_resume(struct amdgpu_device *adev)
583 {
584 	uint64_t offset;
585 	uint32_t size;
586 
587 	/* program memory controller bits 0-27 */
588 	WREG32(mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW,
589 			lower_32_bits(adev->uvd.inst->gpu_addr));
590 	WREG32(mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH,
591 			upper_32_bits(adev->uvd.inst->gpu_addr));
592 
593 	offset = AMDGPU_UVD_FIRMWARE_OFFSET;
594 	size = AMDGPU_UVD_FIRMWARE_SIZE(adev);
595 	WREG32(mmUVD_VCPU_CACHE_OFFSET0, offset >> 3);
596 	WREG32(mmUVD_VCPU_CACHE_SIZE0, size);
597 
598 	offset += size;
599 	size = AMDGPU_UVD_HEAP_SIZE;
600 	WREG32(mmUVD_VCPU_CACHE_OFFSET1, offset >> 3);
601 	WREG32(mmUVD_VCPU_CACHE_SIZE1, size);
602 
603 	offset += size;
604 	size = AMDGPU_UVD_STACK_SIZE +
605 	       (AMDGPU_UVD_SESSION_SIZE * adev->uvd.max_handles);
606 	WREG32(mmUVD_VCPU_CACHE_OFFSET2, offset >> 3);
607 	WREG32(mmUVD_VCPU_CACHE_SIZE2, size);
608 
609 	WREG32(mmUVD_UDEC_ADDR_CONFIG, adev->gfx.config.gb_addr_config);
610 	WREG32(mmUVD_UDEC_DB_ADDR_CONFIG, adev->gfx.config.gb_addr_config);
611 	WREG32(mmUVD_UDEC_DBW_ADDR_CONFIG, adev->gfx.config.gb_addr_config);
612 
613 	WREG32(mmUVD_GP_SCRATCH4, adev->uvd.max_handles);
614 }
615 
616 #if 0
617 static void cz_set_uvd_clock_gating_branches(struct amdgpu_device *adev,
618 		bool enable)
619 {
620 	u32 data, data1;
621 
622 	data = RREG32(mmUVD_CGC_GATE);
623 	data1 = RREG32(mmUVD_SUVD_CGC_GATE);
624 	if (enable) {
625 		data |= UVD_CGC_GATE__SYS_MASK |
626 				UVD_CGC_GATE__UDEC_MASK |
627 				UVD_CGC_GATE__MPEG2_MASK |
628 				UVD_CGC_GATE__RBC_MASK |
629 				UVD_CGC_GATE__LMI_MC_MASK |
630 				UVD_CGC_GATE__IDCT_MASK |
631 				UVD_CGC_GATE__MPRD_MASK |
632 				UVD_CGC_GATE__MPC_MASK |
633 				UVD_CGC_GATE__LBSI_MASK |
634 				UVD_CGC_GATE__LRBBM_MASK |
635 				UVD_CGC_GATE__UDEC_RE_MASK |
636 				UVD_CGC_GATE__UDEC_CM_MASK |
637 				UVD_CGC_GATE__UDEC_IT_MASK |
638 				UVD_CGC_GATE__UDEC_DB_MASK |
639 				UVD_CGC_GATE__UDEC_MP_MASK |
640 				UVD_CGC_GATE__WCB_MASK |
641 				UVD_CGC_GATE__VCPU_MASK |
642 				UVD_CGC_GATE__SCPU_MASK;
643 		data1 |= UVD_SUVD_CGC_GATE__SRE_MASK |
644 				UVD_SUVD_CGC_GATE__SIT_MASK |
645 				UVD_SUVD_CGC_GATE__SMP_MASK |
646 				UVD_SUVD_CGC_GATE__SCM_MASK |
647 				UVD_SUVD_CGC_GATE__SDB_MASK |
648 				UVD_SUVD_CGC_GATE__SRE_H264_MASK |
649 				UVD_SUVD_CGC_GATE__SRE_HEVC_MASK |
650 				UVD_SUVD_CGC_GATE__SIT_H264_MASK |
651 				UVD_SUVD_CGC_GATE__SIT_HEVC_MASK |
652 				UVD_SUVD_CGC_GATE__SCM_H264_MASK |
653 				UVD_SUVD_CGC_GATE__SCM_HEVC_MASK |
654 				UVD_SUVD_CGC_GATE__SDB_H264_MASK |
655 				UVD_SUVD_CGC_GATE__SDB_HEVC_MASK;
656 	} else {
657 		data &= ~(UVD_CGC_GATE__SYS_MASK |
658 				UVD_CGC_GATE__UDEC_MASK |
659 				UVD_CGC_GATE__MPEG2_MASK |
660 				UVD_CGC_GATE__RBC_MASK |
661 				UVD_CGC_GATE__LMI_MC_MASK |
662 				UVD_CGC_GATE__LMI_UMC_MASK |
663 				UVD_CGC_GATE__IDCT_MASK |
664 				UVD_CGC_GATE__MPRD_MASK |
665 				UVD_CGC_GATE__MPC_MASK |
666 				UVD_CGC_GATE__LBSI_MASK |
667 				UVD_CGC_GATE__LRBBM_MASK |
668 				UVD_CGC_GATE__UDEC_RE_MASK |
669 				UVD_CGC_GATE__UDEC_CM_MASK |
670 				UVD_CGC_GATE__UDEC_IT_MASK |
671 				UVD_CGC_GATE__UDEC_DB_MASK |
672 				UVD_CGC_GATE__UDEC_MP_MASK |
673 				UVD_CGC_GATE__WCB_MASK |
674 				UVD_CGC_GATE__VCPU_MASK |
675 				UVD_CGC_GATE__SCPU_MASK);
676 		data1 &= ~(UVD_SUVD_CGC_GATE__SRE_MASK |
677 				UVD_SUVD_CGC_GATE__SIT_MASK |
678 				UVD_SUVD_CGC_GATE__SMP_MASK |
679 				UVD_SUVD_CGC_GATE__SCM_MASK |
680 				UVD_SUVD_CGC_GATE__SDB_MASK |
681 				UVD_SUVD_CGC_GATE__SRE_H264_MASK |
682 				UVD_SUVD_CGC_GATE__SRE_HEVC_MASK |
683 				UVD_SUVD_CGC_GATE__SIT_H264_MASK |
684 				UVD_SUVD_CGC_GATE__SIT_HEVC_MASK |
685 				UVD_SUVD_CGC_GATE__SCM_H264_MASK |
686 				UVD_SUVD_CGC_GATE__SCM_HEVC_MASK |
687 				UVD_SUVD_CGC_GATE__SDB_H264_MASK |
688 				UVD_SUVD_CGC_GATE__SDB_HEVC_MASK);
689 	}
690 	WREG32(mmUVD_CGC_GATE, data);
691 	WREG32(mmUVD_SUVD_CGC_GATE, data1);
692 }
693 #endif
694 
695 /**
696  * uvd_v6_0_start - start UVD block
697  *
698  * @adev: amdgpu_device pointer
699  *
700  * Setup and start the UVD block
701  */
702 static int uvd_v6_0_start(struct amdgpu_device *adev)
703 {
704 	struct amdgpu_ring *ring = &adev->uvd.inst->ring;
705 	uint32_t rb_bufsz, tmp;
706 	uint32_t lmi_swap_cntl;
707 	uint32_t mp_swap_cntl;
708 	int i, j, r;
709 
710 	/* disable DPG */
711 	WREG32_P(mmUVD_POWER_STATUS, 0, ~UVD_POWER_STATUS__UVD_PG_MODE_MASK);
712 
713 	/* disable byte swapping */
714 	lmi_swap_cntl = 0;
715 	mp_swap_cntl = 0;
716 
717 	uvd_v6_0_mc_resume(adev);
718 
719 	/* disable interupt */
720 	WREG32_FIELD(UVD_MASTINT_EN, VCPU_EN, 0);
721 
722 	/* stall UMC and register bus before resetting VCPU */
723 	WREG32_FIELD(UVD_LMI_CTRL2, STALL_ARB_UMC, 1);
724 	mdelay(1);
725 
726 	/* put LMI, VCPU, RBC etc... into reset */
727 	WREG32(mmUVD_SOFT_RESET,
728 		UVD_SOFT_RESET__LMI_SOFT_RESET_MASK |
729 		UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK |
730 		UVD_SOFT_RESET__LBSI_SOFT_RESET_MASK |
731 		UVD_SOFT_RESET__RBC_SOFT_RESET_MASK |
732 		UVD_SOFT_RESET__CSM_SOFT_RESET_MASK |
733 		UVD_SOFT_RESET__CXW_SOFT_RESET_MASK |
734 		UVD_SOFT_RESET__TAP_SOFT_RESET_MASK |
735 		UVD_SOFT_RESET__LMI_UMC_SOFT_RESET_MASK);
736 	mdelay(5);
737 
738 	/* take UVD block out of reset */
739 	WREG32_FIELD(SRBM_SOFT_RESET, SOFT_RESET_UVD, 0);
740 	mdelay(5);
741 
742 	/* initialize UVD memory controller */
743 	WREG32(mmUVD_LMI_CTRL,
744 		(0x40 << UVD_LMI_CTRL__WRITE_CLEAN_TIMER__SHIFT) |
745 		UVD_LMI_CTRL__WRITE_CLEAN_TIMER_EN_MASK |
746 		UVD_LMI_CTRL__DATA_COHERENCY_EN_MASK |
747 		UVD_LMI_CTRL__VCPU_DATA_COHERENCY_EN_MASK |
748 		UVD_LMI_CTRL__REQ_MODE_MASK |
749 		UVD_LMI_CTRL__DISABLE_ON_FWV_FAIL_MASK);
750 
751 #ifdef __BIG_ENDIAN
752 	/* swap (8 in 32) RB and IB */
753 	lmi_swap_cntl = 0xa;
754 	mp_swap_cntl = 0;
755 #endif
756 	WREG32(mmUVD_LMI_SWAP_CNTL, lmi_swap_cntl);
757 	WREG32(mmUVD_MP_SWAP_CNTL, mp_swap_cntl);
758 
759 	WREG32(mmUVD_MPC_SET_MUXA0, 0x40c2040);
760 	WREG32(mmUVD_MPC_SET_MUXA1, 0x0);
761 	WREG32(mmUVD_MPC_SET_MUXB0, 0x40c2040);
762 	WREG32(mmUVD_MPC_SET_MUXB1, 0x0);
763 	WREG32(mmUVD_MPC_SET_ALU, 0);
764 	WREG32(mmUVD_MPC_SET_MUX, 0x88);
765 
766 	/* take all subblocks out of reset, except VCPU */
767 	WREG32(mmUVD_SOFT_RESET, UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK);
768 	mdelay(5);
769 
770 	/* enable VCPU clock */
771 	WREG32(mmUVD_VCPU_CNTL, UVD_VCPU_CNTL__CLK_EN_MASK);
772 
773 	/* enable UMC */
774 	WREG32_FIELD(UVD_LMI_CTRL2, STALL_ARB_UMC, 0);
775 
776 	/* boot up the VCPU */
777 	WREG32(mmUVD_SOFT_RESET, 0);
778 	mdelay(10);
779 
780 	for (i = 0; i < 10; ++i) {
781 		uint32_t status;
782 
783 		for (j = 0; j < 100; ++j) {
784 			status = RREG32(mmUVD_STATUS);
785 			if (status & 2)
786 				break;
787 			mdelay(10);
788 		}
789 		r = 0;
790 		if (status & 2)
791 			break;
792 
793 		DRM_ERROR("UVD not responding, trying to reset the VCPU!!!\n");
794 		WREG32_FIELD(UVD_SOFT_RESET, VCPU_SOFT_RESET, 1);
795 		mdelay(10);
796 		WREG32_FIELD(UVD_SOFT_RESET, VCPU_SOFT_RESET, 0);
797 		mdelay(10);
798 		r = -1;
799 	}
800 
801 	if (r) {
802 		DRM_ERROR("UVD not responding, giving up!!!\n");
803 		return r;
804 	}
805 	/* enable master interrupt */
806 	WREG32_P(mmUVD_MASTINT_EN,
807 		(UVD_MASTINT_EN__VCPU_EN_MASK|UVD_MASTINT_EN__SYS_EN_MASK),
808 		~(UVD_MASTINT_EN__VCPU_EN_MASK|UVD_MASTINT_EN__SYS_EN_MASK));
809 
810 	/* clear the bit 4 of UVD_STATUS */
811 	WREG32_P(mmUVD_STATUS, 0, ~(2 << UVD_STATUS__VCPU_REPORT__SHIFT));
812 
813 	/* force RBC into idle state */
814 	rb_bufsz = order_base_2(ring->ring_size);
815 	tmp = REG_SET_FIELD(0, UVD_RBC_RB_CNTL, RB_BUFSZ, rb_bufsz);
816 	tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_BLKSZ, 1);
817 	tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_FETCH, 1);
818 	tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_WPTR_POLL_EN, 0);
819 	tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_UPDATE, 1);
820 	tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_RPTR_WR_EN, 1);
821 	WREG32(mmUVD_RBC_RB_CNTL, tmp);
822 
823 	/* set the write pointer delay */
824 	WREG32(mmUVD_RBC_RB_WPTR_CNTL, 0);
825 
826 	/* set the wb address */
827 	WREG32(mmUVD_RBC_RB_RPTR_ADDR, (upper_32_bits(ring->gpu_addr) >> 2));
828 
829 	/* program the RB_BASE for ring buffer */
830 	WREG32(mmUVD_LMI_RBC_RB_64BIT_BAR_LOW,
831 			lower_32_bits(ring->gpu_addr));
832 	WREG32(mmUVD_LMI_RBC_RB_64BIT_BAR_HIGH,
833 			upper_32_bits(ring->gpu_addr));
834 
835 	/* Initialize the ring buffer's read and write pointers */
836 	WREG32(mmUVD_RBC_RB_RPTR, 0);
837 
838 	ring->wptr = RREG32(mmUVD_RBC_RB_RPTR);
839 	WREG32(mmUVD_RBC_RB_WPTR, lower_32_bits(ring->wptr));
840 
841 	WREG32_FIELD(UVD_RBC_RB_CNTL, RB_NO_FETCH, 0);
842 
843 	if (uvd_v6_0_enc_support(adev)) {
844 		ring = &adev->uvd.inst->ring_enc[0];
845 		WREG32(mmUVD_RB_RPTR, lower_32_bits(ring->wptr));
846 		WREG32(mmUVD_RB_WPTR, lower_32_bits(ring->wptr));
847 		WREG32(mmUVD_RB_BASE_LO, ring->gpu_addr);
848 		WREG32(mmUVD_RB_BASE_HI, upper_32_bits(ring->gpu_addr));
849 		WREG32(mmUVD_RB_SIZE, ring->ring_size / 4);
850 
851 		ring = &adev->uvd.inst->ring_enc[1];
852 		WREG32(mmUVD_RB_RPTR2, lower_32_bits(ring->wptr));
853 		WREG32(mmUVD_RB_WPTR2, lower_32_bits(ring->wptr));
854 		WREG32(mmUVD_RB_BASE_LO2, ring->gpu_addr);
855 		WREG32(mmUVD_RB_BASE_HI2, upper_32_bits(ring->gpu_addr));
856 		WREG32(mmUVD_RB_SIZE2, ring->ring_size / 4);
857 	}
858 
859 	return 0;
860 }
861 
862 /**
863  * uvd_v6_0_stop - stop UVD block
864  *
865  * @adev: amdgpu_device pointer
866  *
867  * stop the UVD block
868  */
869 static void uvd_v6_0_stop(struct amdgpu_device *adev)
870 {
871 	/* force RBC into idle state */
872 	WREG32(mmUVD_RBC_RB_CNTL, 0x11010101);
873 
874 	/* Stall UMC and register bus before resetting VCPU */
875 	WREG32_P(mmUVD_LMI_CTRL2, 1 << 8, ~(1 << 8));
876 	mdelay(1);
877 
878 	/* put VCPU into reset */
879 	WREG32(mmUVD_SOFT_RESET, UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK);
880 	mdelay(5);
881 
882 	/* disable VCPU clock */
883 	WREG32(mmUVD_VCPU_CNTL, 0x0);
884 
885 	/* Unstall UMC and register bus */
886 	WREG32_P(mmUVD_LMI_CTRL2, 0, ~(1 << 8));
887 
888 	WREG32(mmUVD_STATUS, 0);
889 }
890 
891 /**
892  * uvd_v6_0_ring_emit_fence - emit an fence & trap command
893  *
894  * @ring: amdgpu_ring pointer
895  * @addr: address
896  * @seq: sequence number
897  * @flags: fence related flags
898  *
899  * Write a fence and a trap command to the ring.
900  */
901 static void uvd_v6_0_ring_emit_fence(struct amdgpu_ring *ring, u64 addr, u64 seq,
902 				     unsigned flags)
903 {
904 	WARN_ON(flags & AMDGPU_FENCE_FLAG_64BIT);
905 
906 	amdgpu_ring_write(ring, PACKET0(mmUVD_CONTEXT_ID, 0));
907 	amdgpu_ring_write(ring, seq);
908 	amdgpu_ring_write(ring, PACKET0(mmUVD_GPCOM_VCPU_DATA0, 0));
909 	amdgpu_ring_write(ring, addr & 0xffffffff);
910 	amdgpu_ring_write(ring, PACKET0(mmUVD_GPCOM_VCPU_DATA1, 0));
911 	amdgpu_ring_write(ring, upper_32_bits(addr) & 0xff);
912 	amdgpu_ring_write(ring, PACKET0(mmUVD_GPCOM_VCPU_CMD, 0));
913 	amdgpu_ring_write(ring, 0);
914 
915 	amdgpu_ring_write(ring, PACKET0(mmUVD_GPCOM_VCPU_DATA0, 0));
916 	amdgpu_ring_write(ring, 0);
917 	amdgpu_ring_write(ring, PACKET0(mmUVD_GPCOM_VCPU_DATA1, 0));
918 	amdgpu_ring_write(ring, 0);
919 	amdgpu_ring_write(ring, PACKET0(mmUVD_GPCOM_VCPU_CMD, 0));
920 	amdgpu_ring_write(ring, 2);
921 }
922 
923 /**
924  * uvd_v6_0_enc_ring_emit_fence - emit an enc fence & trap command
925  *
926  * @ring: amdgpu_ring pointer
927  * @addr: address
928  * @seq: sequence number
929  * @flags: fence related flags
930  *
931  * Write enc a fence and a trap command to the ring.
932  */
933 static void uvd_v6_0_enc_ring_emit_fence(struct amdgpu_ring *ring, u64 addr,
934 			u64 seq, unsigned flags)
935 {
936 	WARN_ON(flags & AMDGPU_FENCE_FLAG_64BIT);
937 
938 	amdgpu_ring_write(ring, HEVC_ENC_CMD_FENCE);
939 	amdgpu_ring_write(ring, addr);
940 	amdgpu_ring_write(ring, upper_32_bits(addr));
941 	amdgpu_ring_write(ring, seq);
942 	amdgpu_ring_write(ring, HEVC_ENC_CMD_TRAP);
943 }
944 
945 /**
946  * uvd_v6_0_ring_emit_hdp_flush - skip HDP flushing
947  *
948  * @ring: amdgpu_ring pointer
949  */
950 static void uvd_v6_0_ring_emit_hdp_flush(struct amdgpu_ring *ring)
951 {
952 	/* The firmware doesn't seem to like touching registers at this point. */
953 }
954 
955 /**
956  * uvd_v6_0_ring_test_ring - register write test
957  *
958  * @ring: amdgpu_ring pointer
959  *
960  * Test if we can successfully write to the context register
961  */
962 static int uvd_v6_0_ring_test_ring(struct amdgpu_ring *ring)
963 {
964 	struct amdgpu_device *adev = ring->adev;
965 	uint32_t tmp = 0;
966 	unsigned i;
967 	int r;
968 
969 	WREG32(mmUVD_CONTEXT_ID, 0xCAFEDEAD);
970 	r = amdgpu_ring_alloc(ring, 3);
971 	if (r)
972 		return r;
973 
974 	amdgpu_ring_write(ring, PACKET0(mmUVD_CONTEXT_ID, 0));
975 	amdgpu_ring_write(ring, 0xDEADBEEF);
976 	amdgpu_ring_commit(ring);
977 	for (i = 0; i < adev->usec_timeout; i++) {
978 		tmp = RREG32(mmUVD_CONTEXT_ID);
979 		if (tmp == 0xDEADBEEF)
980 			break;
981 		udelay(1);
982 	}
983 
984 	if (i >= adev->usec_timeout)
985 		r = -ETIMEDOUT;
986 
987 	return r;
988 }
989 
990 /**
991  * uvd_v6_0_ring_emit_ib - execute indirect buffer
992  *
993  * @ring: amdgpu_ring pointer
994  * @job: job to retrieve vmid from
995  * @ib: indirect buffer to execute
996  * @flags: unused
997  *
998  * Write ring commands to execute the indirect buffer
999  */
1000 static void uvd_v6_0_ring_emit_ib(struct amdgpu_ring *ring,
1001 				  struct amdgpu_job *job,
1002 				  struct amdgpu_ib *ib,
1003 				  uint32_t flags)
1004 {
1005 	unsigned vmid = AMDGPU_JOB_GET_VMID(job);
1006 
1007 	amdgpu_ring_write(ring, PACKET0(mmUVD_LMI_RBC_IB_VMID, 0));
1008 	amdgpu_ring_write(ring, vmid);
1009 
1010 	amdgpu_ring_write(ring, PACKET0(mmUVD_LMI_RBC_IB_64BIT_BAR_LOW, 0));
1011 	amdgpu_ring_write(ring, lower_32_bits(ib->gpu_addr));
1012 	amdgpu_ring_write(ring, PACKET0(mmUVD_LMI_RBC_IB_64BIT_BAR_HIGH, 0));
1013 	amdgpu_ring_write(ring, upper_32_bits(ib->gpu_addr));
1014 	amdgpu_ring_write(ring, PACKET0(mmUVD_RBC_IB_SIZE, 0));
1015 	amdgpu_ring_write(ring, ib->length_dw);
1016 }
1017 
1018 /**
1019  * uvd_v6_0_enc_ring_emit_ib - enc execute indirect buffer
1020  *
1021  * @ring: amdgpu_ring pointer
1022  * @job: job to retrive vmid from
1023  * @ib: indirect buffer to execute
1024  * @flags: unused
1025  *
1026  * Write enc ring commands to execute the indirect buffer
1027  */
1028 static void uvd_v6_0_enc_ring_emit_ib(struct amdgpu_ring *ring,
1029 					struct amdgpu_job *job,
1030 					struct amdgpu_ib *ib,
1031 					uint32_t flags)
1032 {
1033 	unsigned vmid = AMDGPU_JOB_GET_VMID(job);
1034 
1035 	amdgpu_ring_write(ring, HEVC_ENC_CMD_IB_VM);
1036 	amdgpu_ring_write(ring, vmid);
1037 	amdgpu_ring_write(ring, lower_32_bits(ib->gpu_addr));
1038 	amdgpu_ring_write(ring, upper_32_bits(ib->gpu_addr));
1039 	amdgpu_ring_write(ring, ib->length_dw);
1040 }
1041 
1042 static void uvd_v6_0_ring_emit_wreg(struct amdgpu_ring *ring,
1043 				    uint32_t reg, uint32_t val)
1044 {
1045 	amdgpu_ring_write(ring, PACKET0(mmUVD_GPCOM_VCPU_DATA0, 0));
1046 	amdgpu_ring_write(ring, reg << 2);
1047 	amdgpu_ring_write(ring, PACKET0(mmUVD_GPCOM_VCPU_DATA1, 0));
1048 	amdgpu_ring_write(ring, val);
1049 	amdgpu_ring_write(ring, PACKET0(mmUVD_GPCOM_VCPU_CMD, 0));
1050 	amdgpu_ring_write(ring, 0x8);
1051 }
1052 
1053 static void uvd_v6_0_ring_emit_vm_flush(struct amdgpu_ring *ring,
1054 					unsigned vmid, uint64_t pd_addr)
1055 {
1056 	amdgpu_gmc_emit_flush_gpu_tlb(ring, vmid, pd_addr);
1057 
1058 	amdgpu_ring_write(ring, PACKET0(mmUVD_GPCOM_VCPU_DATA0, 0));
1059 	amdgpu_ring_write(ring, mmVM_INVALIDATE_REQUEST << 2);
1060 	amdgpu_ring_write(ring, PACKET0(mmUVD_GPCOM_VCPU_DATA1, 0));
1061 	amdgpu_ring_write(ring, 0);
1062 	amdgpu_ring_write(ring, PACKET0(mmUVD_GP_SCRATCH8, 0));
1063 	amdgpu_ring_write(ring, 1 << vmid); /* mask */
1064 	amdgpu_ring_write(ring, PACKET0(mmUVD_GPCOM_VCPU_CMD, 0));
1065 	amdgpu_ring_write(ring, 0xC);
1066 }
1067 
1068 static void uvd_v6_0_ring_emit_pipeline_sync(struct amdgpu_ring *ring)
1069 {
1070 	uint32_t seq = ring->fence_drv.sync_seq;
1071 	uint64_t addr = ring->fence_drv.gpu_addr;
1072 
1073 	amdgpu_ring_write(ring, PACKET0(mmUVD_GPCOM_VCPU_DATA0, 0));
1074 	amdgpu_ring_write(ring, lower_32_bits(addr));
1075 	amdgpu_ring_write(ring, PACKET0(mmUVD_GPCOM_VCPU_DATA1, 0));
1076 	amdgpu_ring_write(ring, upper_32_bits(addr));
1077 	amdgpu_ring_write(ring, PACKET0(mmUVD_GP_SCRATCH8, 0));
1078 	amdgpu_ring_write(ring, 0xffffffff); /* mask */
1079 	amdgpu_ring_write(ring, PACKET0(mmUVD_GP_SCRATCH9, 0));
1080 	amdgpu_ring_write(ring, seq);
1081 	amdgpu_ring_write(ring, PACKET0(mmUVD_GPCOM_VCPU_CMD, 0));
1082 	amdgpu_ring_write(ring, 0xE);
1083 }
1084 
1085 static void uvd_v6_0_ring_insert_nop(struct amdgpu_ring *ring, uint32_t count)
1086 {
1087 	int i;
1088 
1089 	WARN_ON(ring->wptr % 2 || count % 2);
1090 
1091 	for (i = 0; i < count / 2; i++) {
1092 		amdgpu_ring_write(ring, PACKET0(mmUVD_NO_OP, 0));
1093 		amdgpu_ring_write(ring, 0);
1094 	}
1095 }
1096 
1097 static void uvd_v6_0_enc_ring_emit_pipeline_sync(struct amdgpu_ring *ring)
1098 {
1099 	uint32_t seq = ring->fence_drv.sync_seq;
1100 	uint64_t addr = ring->fence_drv.gpu_addr;
1101 
1102 	amdgpu_ring_write(ring, HEVC_ENC_CMD_WAIT_GE);
1103 	amdgpu_ring_write(ring, lower_32_bits(addr));
1104 	amdgpu_ring_write(ring, upper_32_bits(addr));
1105 	amdgpu_ring_write(ring, seq);
1106 }
1107 
1108 static void uvd_v6_0_enc_ring_insert_end(struct amdgpu_ring *ring)
1109 {
1110 	amdgpu_ring_write(ring, HEVC_ENC_CMD_END);
1111 }
1112 
1113 static void uvd_v6_0_enc_ring_emit_vm_flush(struct amdgpu_ring *ring,
1114 					    unsigned int vmid, uint64_t pd_addr)
1115 {
1116 	amdgpu_ring_write(ring, HEVC_ENC_CMD_UPDATE_PTB);
1117 	amdgpu_ring_write(ring, vmid);
1118 	amdgpu_ring_write(ring, pd_addr >> 12);
1119 
1120 	amdgpu_ring_write(ring, HEVC_ENC_CMD_FLUSH_TLB);
1121 	amdgpu_ring_write(ring, vmid);
1122 }
1123 
1124 static bool uvd_v6_0_is_idle(void *handle)
1125 {
1126 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1127 
1128 	return !(RREG32(mmSRBM_STATUS) & SRBM_STATUS__UVD_BUSY_MASK);
1129 }
1130 
1131 static int uvd_v6_0_wait_for_idle(void *handle)
1132 {
1133 	unsigned i;
1134 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1135 
1136 	for (i = 0; i < adev->usec_timeout; i++) {
1137 		if (uvd_v6_0_is_idle(handle))
1138 			return 0;
1139 	}
1140 	return -ETIMEDOUT;
1141 }
1142 
1143 #define AMDGPU_UVD_STATUS_BUSY_MASK    0xfd
1144 static bool uvd_v6_0_check_soft_reset(void *handle)
1145 {
1146 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1147 	u32 srbm_soft_reset = 0;
1148 	u32 tmp = RREG32(mmSRBM_STATUS);
1149 
1150 	if (REG_GET_FIELD(tmp, SRBM_STATUS, UVD_RQ_PENDING) ||
1151 	    REG_GET_FIELD(tmp, SRBM_STATUS, UVD_BUSY) ||
1152 	    (RREG32(mmUVD_STATUS) & AMDGPU_UVD_STATUS_BUSY_MASK))
1153 		srbm_soft_reset = REG_SET_FIELD(srbm_soft_reset, SRBM_SOFT_RESET, SOFT_RESET_UVD, 1);
1154 
1155 	if (srbm_soft_reset) {
1156 		adev->uvd.inst->srbm_soft_reset = srbm_soft_reset;
1157 		return true;
1158 	} else {
1159 		adev->uvd.inst->srbm_soft_reset = 0;
1160 		return false;
1161 	}
1162 }
1163 
1164 static int uvd_v6_0_pre_soft_reset(void *handle)
1165 {
1166 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1167 
1168 	if (!adev->uvd.inst->srbm_soft_reset)
1169 		return 0;
1170 
1171 	uvd_v6_0_stop(adev);
1172 	return 0;
1173 }
1174 
1175 static int uvd_v6_0_soft_reset(void *handle)
1176 {
1177 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1178 	u32 srbm_soft_reset;
1179 
1180 	if (!adev->uvd.inst->srbm_soft_reset)
1181 		return 0;
1182 	srbm_soft_reset = adev->uvd.inst->srbm_soft_reset;
1183 
1184 	if (srbm_soft_reset) {
1185 		u32 tmp;
1186 
1187 		tmp = RREG32(mmSRBM_SOFT_RESET);
1188 		tmp |= srbm_soft_reset;
1189 		dev_info(adev->dev, "SRBM_SOFT_RESET=0x%08X\n", tmp);
1190 		WREG32(mmSRBM_SOFT_RESET, tmp);
1191 		tmp = RREG32(mmSRBM_SOFT_RESET);
1192 
1193 		udelay(50);
1194 
1195 		tmp &= ~srbm_soft_reset;
1196 		WREG32(mmSRBM_SOFT_RESET, tmp);
1197 		tmp = RREG32(mmSRBM_SOFT_RESET);
1198 
1199 		/* Wait a little for things to settle down */
1200 		udelay(50);
1201 	}
1202 
1203 	return 0;
1204 }
1205 
1206 static int uvd_v6_0_post_soft_reset(void *handle)
1207 {
1208 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1209 
1210 	if (!adev->uvd.inst->srbm_soft_reset)
1211 		return 0;
1212 
1213 	mdelay(5);
1214 
1215 	return uvd_v6_0_start(adev);
1216 }
1217 
1218 static int uvd_v6_0_set_interrupt_state(struct amdgpu_device *adev,
1219 					struct amdgpu_irq_src *source,
1220 					unsigned type,
1221 					enum amdgpu_interrupt_state state)
1222 {
1223 	// TODO
1224 	return 0;
1225 }
1226 
1227 static int uvd_v6_0_process_interrupt(struct amdgpu_device *adev,
1228 				      struct amdgpu_irq_src *source,
1229 				      struct amdgpu_iv_entry *entry)
1230 {
1231 	bool int_handled = true;
1232 	DRM_DEBUG("IH: UVD TRAP\n");
1233 
1234 	switch (entry->src_id) {
1235 	case 124:
1236 		amdgpu_fence_process(&adev->uvd.inst->ring);
1237 		break;
1238 	case 119:
1239 		if (likely(uvd_v6_0_enc_support(adev)))
1240 			amdgpu_fence_process(&adev->uvd.inst->ring_enc[0]);
1241 		else
1242 			int_handled = false;
1243 		break;
1244 	case 120:
1245 		if (likely(uvd_v6_0_enc_support(adev)))
1246 			amdgpu_fence_process(&adev->uvd.inst->ring_enc[1]);
1247 		else
1248 			int_handled = false;
1249 		break;
1250 	}
1251 
1252 	if (!int_handled)
1253 		DRM_ERROR("Unhandled interrupt: %d %d\n",
1254 			  entry->src_id, entry->src_data[0]);
1255 
1256 	return 0;
1257 }
1258 
1259 static void uvd_v6_0_enable_clock_gating(struct amdgpu_device *adev, bool enable)
1260 {
1261 	uint32_t data1, data3;
1262 
1263 	data1 = RREG32(mmUVD_SUVD_CGC_GATE);
1264 	data3 = RREG32(mmUVD_CGC_GATE);
1265 
1266 	data1 |= UVD_SUVD_CGC_GATE__SRE_MASK |
1267 		     UVD_SUVD_CGC_GATE__SIT_MASK |
1268 		     UVD_SUVD_CGC_GATE__SMP_MASK |
1269 		     UVD_SUVD_CGC_GATE__SCM_MASK |
1270 		     UVD_SUVD_CGC_GATE__SDB_MASK |
1271 		     UVD_SUVD_CGC_GATE__SRE_H264_MASK |
1272 		     UVD_SUVD_CGC_GATE__SRE_HEVC_MASK |
1273 		     UVD_SUVD_CGC_GATE__SIT_H264_MASK |
1274 		     UVD_SUVD_CGC_GATE__SIT_HEVC_MASK |
1275 		     UVD_SUVD_CGC_GATE__SCM_H264_MASK |
1276 		     UVD_SUVD_CGC_GATE__SCM_HEVC_MASK |
1277 		     UVD_SUVD_CGC_GATE__SDB_H264_MASK |
1278 		     UVD_SUVD_CGC_GATE__SDB_HEVC_MASK;
1279 
1280 	if (enable) {
1281 		data3 |= (UVD_CGC_GATE__SYS_MASK       |
1282 			UVD_CGC_GATE__UDEC_MASK      |
1283 			UVD_CGC_GATE__MPEG2_MASK     |
1284 			UVD_CGC_GATE__RBC_MASK       |
1285 			UVD_CGC_GATE__LMI_MC_MASK    |
1286 			UVD_CGC_GATE__LMI_UMC_MASK   |
1287 			UVD_CGC_GATE__IDCT_MASK      |
1288 			UVD_CGC_GATE__MPRD_MASK      |
1289 			UVD_CGC_GATE__MPC_MASK       |
1290 			UVD_CGC_GATE__LBSI_MASK      |
1291 			UVD_CGC_GATE__LRBBM_MASK     |
1292 			UVD_CGC_GATE__UDEC_RE_MASK   |
1293 			UVD_CGC_GATE__UDEC_CM_MASK   |
1294 			UVD_CGC_GATE__UDEC_IT_MASK   |
1295 			UVD_CGC_GATE__UDEC_DB_MASK   |
1296 			UVD_CGC_GATE__UDEC_MP_MASK   |
1297 			UVD_CGC_GATE__WCB_MASK       |
1298 			UVD_CGC_GATE__JPEG_MASK      |
1299 			UVD_CGC_GATE__SCPU_MASK      |
1300 			UVD_CGC_GATE__JPEG2_MASK);
1301 		/* only in pg enabled, we can gate clock to vcpu*/
1302 		if (adev->pg_flags & AMD_PG_SUPPORT_UVD)
1303 			data3 |= UVD_CGC_GATE__VCPU_MASK;
1304 
1305 		data3 &= ~UVD_CGC_GATE__REGS_MASK;
1306 	} else {
1307 		data3 = 0;
1308 	}
1309 
1310 	WREG32(mmUVD_SUVD_CGC_GATE, data1);
1311 	WREG32(mmUVD_CGC_GATE, data3);
1312 }
1313 
1314 static void uvd_v6_0_set_sw_clock_gating(struct amdgpu_device *adev)
1315 {
1316 	uint32_t data, data2;
1317 
1318 	data = RREG32(mmUVD_CGC_CTRL);
1319 	data2 = RREG32(mmUVD_SUVD_CGC_CTRL);
1320 
1321 
1322 	data &= ~(UVD_CGC_CTRL__CLK_OFF_DELAY_MASK |
1323 		  UVD_CGC_CTRL__CLK_GATE_DLY_TIMER_MASK);
1324 
1325 
1326 	data |= UVD_CGC_CTRL__DYN_CLOCK_MODE_MASK |
1327 		(1 << REG_FIELD_SHIFT(UVD_CGC_CTRL, CLK_GATE_DLY_TIMER)) |
1328 		(4 << REG_FIELD_SHIFT(UVD_CGC_CTRL, CLK_OFF_DELAY));
1329 
1330 	data &= ~(UVD_CGC_CTRL__UDEC_RE_MODE_MASK |
1331 			UVD_CGC_CTRL__UDEC_CM_MODE_MASK |
1332 			UVD_CGC_CTRL__UDEC_IT_MODE_MASK |
1333 			UVD_CGC_CTRL__UDEC_DB_MODE_MASK |
1334 			UVD_CGC_CTRL__UDEC_MP_MODE_MASK |
1335 			UVD_CGC_CTRL__SYS_MODE_MASK |
1336 			UVD_CGC_CTRL__UDEC_MODE_MASK |
1337 			UVD_CGC_CTRL__MPEG2_MODE_MASK |
1338 			UVD_CGC_CTRL__REGS_MODE_MASK |
1339 			UVD_CGC_CTRL__RBC_MODE_MASK |
1340 			UVD_CGC_CTRL__LMI_MC_MODE_MASK |
1341 			UVD_CGC_CTRL__LMI_UMC_MODE_MASK |
1342 			UVD_CGC_CTRL__IDCT_MODE_MASK |
1343 			UVD_CGC_CTRL__MPRD_MODE_MASK |
1344 			UVD_CGC_CTRL__MPC_MODE_MASK |
1345 			UVD_CGC_CTRL__LBSI_MODE_MASK |
1346 			UVD_CGC_CTRL__LRBBM_MODE_MASK |
1347 			UVD_CGC_CTRL__WCB_MODE_MASK |
1348 			UVD_CGC_CTRL__VCPU_MODE_MASK |
1349 			UVD_CGC_CTRL__JPEG_MODE_MASK |
1350 			UVD_CGC_CTRL__SCPU_MODE_MASK |
1351 			UVD_CGC_CTRL__JPEG2_MODE_MASK);
1352 	data2 &= ~(UVD_SUVD_CGC_CTRL__SRE_MODE_MASK |
1353 			UVD_SUVD_CGC_CTRL__SIT_MODE_MASK |
1354 			UVD_SUVD_CGC_CTRL__SMP_MODE_MASK |
1355 			UVD_SUVD_CGC_CTRL__SCM_MODE_MASK |
1356 			UVD_SUVD_CGC_CTRL__SDB_MODE_MASK);
1357 
1358 	WREG32(mmUVD_CGC_CTRL, data);
1359 	WREG32(mmUVD_SUVD_CGC_CTRL, data2);
1360 }
1361 
1362 #if 0
1363 static void uvd_v6_0_set_hw_clock_gating(struct amdgpu_device *adev)
1364 {
1365 	uint32_t data, data1, cgc_flags, suvd_flags;
1366 
1367 	data = RREG32(mmUVD_CGC_GATE);
1368 	data1 = RREG32(mmUVD_SUVD_CGC_GATE);
1369 
1370 	cgc_flags = UVD_CGC_GATE__SYS_MASK |
1371 		UVD_CGC_GATE__UDEC_MASK |
1372 		UVD_CGC_GATE__MPEG2_MASK |
1373 		UVD_CGC_GATE__RBC_MASK |
1374 		UVD_CGC_GATE__LMI_MC_MASK |
1375 		UVD_CGC_GATE__IDCT_MASK |
1376 		UVD_CGC_GATE__MPRD_MASK |
1377 		UVD_CGC_GATE__MPC_MASK |
1378 		UVD_CGC_GATE__LBSI_MASK |
1379 		UVD_CGC_GATE__LRBBM_MASK |
1380 		UVD_CGC_GATE__UDEC_RE_MASK |
1381 		UVD_CGC_GATE__UDEC_CM_MASK |
1382 		UVD_CGC_GATE__UDEC_IT_MASK |
1383 		UVD_CGC_GATE__UDEC_DB_MASK |
1384 		UVD_CGC_GATE__UDEC_MP_MASK |
1385 		UVD_CGC_GATE__WCB_MASK |
1386 		UVD_CGC_GATE__VCPU_MASK |
1387 		UVD_CGC_GATE__SCPU_MASK |
1388 		UVD_CGC_GATE__JPEG_MASK |
1389 		UVD_CGC_GATE__JPEG2_MASK;
1390 
1391 	suvd_flags = UVD_SUVD_CGC_GATE__SRE_MASK |
1392 				UVD_SUVD_CGC_GATE__SIT_MASK |
1393 				UVD_SUVD_CGC_GATE__SMP_MASK |
1394 				UVD_SUVD_CGC_GATE__SCM_MASK |
1395 				UVD_SUVD_CGC_GATE__SDB_MASK;
1396 
1397 	data |= cgc_flags;
1398 	data1 |= suvd_flags;
1399 
1400 	WREG32(mmUVD_CGC_GATE, data);
1401 	WREG32(mmUVD_SUVD_CGC_GATE, data1);
1402 }
1403 #endif
1404 
1405 static void uvd_v6_0_enable_mgcg(struct amdgpu_device *adev,
1406 				 bool enable)
1407 {
1408 	u32 orig, data;
1409 
1410 	if (enable && (adev->cg_flags & AMD_CG_SUPPORT_UVD_MGCG)) {
1411 		data = RREG32_UVD_CTX(ixUVD_CGC_MEM_CTRL);
1412 		data |= 0xfff;
1413 		WREG32_UVD_CTX(ixUVD_CGC_MEM_CTRL, data);
1414 
1415 		orig = data = RREG32(mmUVD_CGC_CTRL);
1416 		data |= UVD_CGC_CTRL__DYN_CLOCK_MODE_MASK;
1417 		if (orig != data)
1418 			WREG32(mmUVD_CGC_CTRL, data);
1419 	} else {
1420 		data = RREG32_UVD_CTX(ixUVD_CGC_MEM_CTRL);
1421 		data &= ~0xfff;
1422 		WREG32_UVD_CTX(ixUVD_CGC_MEM_CTRL, data);
1423 
1424 		orig = data = RREG32(mmUVD_CGC_CTRL);
1425 		data &= ~UVD_CGC_CTRL__DYN_CLOCK_MODE_MASK;
1426 		if (orig != data)
1427 			WREG32(mmUVD_CGC_CTRL, data);
1428 	}
1429 }
1430 
1431 static int uvd_v6_0_set_clockgating_state(void *handle,
1432 					  enum amd_clockgating_state state)
1433 {
1434 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1435 	bool enable = (state == AMD_CG_STATE_GATE);
1436 
1437 	if (enable) {
1438 		/* wait for STATUS to clear */
1439 		if (uvd_v6_0_wait_for_idle(handle))
1440 			return -EBUSY;
1441 		uvd_v6_0_enable_clock_gating(adev, true);
1442 		/* enable HW gates because UVD is idle */
1443 /*		uvd_v6_0_set_hw_clock_gating(adev); */
1444 	} else {
1445 		/* disable HW gating and enable Sw gating */
1446 		uvd_v6_0_enable_clock_gating(adev, false);
1447 	}
1448 	uvd_v6_0_set_sw_clock_gating(adev);
1449 	return 0;
1450 }
1451 
1452 static int uvd_v6_0_set_powergating_state(void *handle,
1453 					  enum amd_powergating_state state)
1454 {
1455 	/* This doesn't actually powergate the UVD block.
1456 	 * That's done in the dpm code via the SMC.  This
1457 	 * just re-inits the block as necessary.  The actual
1458 	 * gating still happens in the dpm code.  We should
1459 	 * revisit this when there is a cleaner line between
1460 	 * the smc and the hw blocks
1461 	 */
1462 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1463 	int ret = 0;
1464 
1465 	WREG32(mmUVD_POWER_STATUS, UVD_POWER_STATUS__UVD_PG_EN_MASK);
1466 
1467 	if (state == AMD_PG_STATE_GATE) {
1468 		uvd_v6_0_stop(adev);
1469 	} else {
1470 		ret = uvd_v6_0_start(adev);
1471 		if (ret)
1472 			goto out;
1473 	}
1474 
1475 out:
1476 	return ret;
1477 }
1478 
1479 static void uvd_v6_0_get_clockgating_state(void *handle, u32 *flags)
1480 {
1481 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1482 	int data;
1483 
1484 	mutex_lock(&adev->pm.mutex);
1485 
1486 	if (adev->flags & AMD_IS_APU)
1487 		data = RREG32_SMC(ixCURRENT_PG_STATUS_APU);
1488 	else
1489 		data = RREG32_SMC(ixCURRENT_PG_STATUS);
1490 
1491 	if (data & CURRENT_PG_STATUS__UVD_PG_STATUS_MASK) {
1492 		DRM_INFO("Cannot get clockgating state when UVD is powergated.\n");
1493 		goto out;
1494 	}
1495 
1496 	/* AMD_CG_SUPPORT_UVD_MGCG */
1497 	data = RREG32(mmUVD_CGC_CTRL);
1498 	if (data & UVD_CGC_CTRL__DYN_CLOCK_MODE_MASK)
1499 		*flags |= AMD_CG_SUPPORT_UVD_MGCG;
1500 
1501 out:
1502 	mutex_unlock(&adev->pm.mutex);
1503 }
1504 
1505 static const struct amd_ip_funcs uvd_v6_0_ip_funcs = {
1506 	.name = "uvd_v6_0",
1507 	.early_init = uvd_v6_0_early_init,
1508 	.late_init = NULL,
1509 	.sw_init = uvd_v6_0_sw_init,
1510 	.sw_fini = uvd_v6_0_sw_fini,
1511 	.hw_init = uvd_v6_0_hw_init,
1512 	.hw_fini = uvd_v6_0_hw_fini,
1513 	.suspend = uvd_v6_0_suspend,
1514 	.resume = uvd_v6_0_resume,
1515 	.is_idle = uvd_v6_0_is_idle,
1516 	.wait_for_idle = uvd_v6_0_wait_for_idle,
1517 	.check_soft_reset = uvd_v6_0_check_soft_reset,
1518 	.pre_soft_reset = uvd_v6_0_pre_soft_reset,
1519 	.soft_reset = uvd_v6_0_soft_reset,
1520 	.post_soft_reset = uvd_v6_0_post_soft_reset,
1521 	.set_clockgating_state = uvd_v6_0_set_clockgating_state,
1522 	.set_powergating_state = uvd_v6_0_set_powergating_state,
1523 	.get_clockgating_state = uvd_v6_0_get_clockgating_state,
1524 };
1525 
1526 static const struct amdgpu_ring_funcs uvd_v6_0_ring_phys_funcs = {
1527 	.type = AMDGPU_RING_TYPE_UVD,
1528 	.align_mask = 0xf,
1529 	.support_64bit_ptrs = false,
1530 	.no_user_fence = true,
1531 	.get_rptr = uvd_v6_0_ring_get_rptr,
1532 	.get_wptr = uvd_v6_0_ring_get_wptr,
1533 	.set_wptr = uvd_v6_0_ring_set_wptr,
1534 	.parse_cs = amdgpu_uvd_ring_parse_cs,
1535 	.emit_frame_size =
1536 		6 + /* hdp invalidate */
1537 		10 + /* uvd_v6_0_ring_emit_pipeline_sync */
1538 		14, /* uvd_v6_0_ring_emit_fence x1 no user fence */
1539 	.emit_ib_size = 8, /* uvd_v6_0_ring_emit_ib */
1540 	.emit_ib = uvd_v6_0_ring_emit_ib,
1541 	.emit_fence = uvd_v6_0_ring_emit_fence,
1542 	.emit_hdp_flush = uvd_v6_0_ring_emit_hdp_flush,
1543 	.test_ring = uvd_v6_0_ring_test_ring,
1544 	.test_ib = amdgpu_uvd_ring_test_ib,
1545 	.insert_nop = uvd_v6_0_ring_insert_nop,
1546 	.pad_ib = amdgpu_ring_generic_pad_ib,
1547 	.begin_use = amdgpu_uvd_ring_begin_use,
1548 	.end_use = amdgpu_uvd_ring_end_use,
1549 	.emit_wreg = uvd_v6_0_ring_emit_wreg,
1550 };
1551 
1552 static const struct amdgpu_ring_funcs uvd_v6_0_ring_vm_funcs = {
1553 	.type = AMDGPU_RING_TYPE_UVD,
1554 	.align_mask = 0xf,
1555 	.support_64bit_ptrs = false,
1556 	.no_user_fence = true,
1557 	.get_rptr = uvd_v6_0_ring_get_rptr,
1558 	.get_wptr = uvd_v6_0_ring_get_wptr,
1559 	.set_wptr = uvd_v6_0_ring_set_wptr,
1560 	.emit_frame_size =
1561 		6 + /* hdp invalidate */
1562 		10 + /* uvd_v6_0_ring_emit_pipeline_sync */
1563 		VI_FLUSH_GPU_TLB_NUM_WREG * 6 + 8 + /* uvd_v6_0_ring_emit_vm_flush */
1564 		14 + 14, /* uvd_v6_0_ring_emit_fence x2 vm fence */
1565 	.emit_ib_size = 8, /* uvd_v6_0_ring_emit_ib */
1566 	.emit_ib = uvd_v6_0_ring_emit_ib,
1567 	.emit_fence = uvd_v6_0_ring_emit_fence,
1568 	.emit_vm_flush = uvd_v6_0_ring_emit_vm_flush,
1569 	.emit_pipeline_sync = uvd_v6_0_ring_emit_pipeline_sync,
1570 	.emit_hdp_flush = uvd_v6_0_ring_emit_hdp_flush,
1571 	.test_ring = uvd_v6_0_ring_test_ring,
1572 	.test_ib = amdgpu_uvd_ring_test_ib,
1573 	.insert_nop = uvd_v6_0_ring_insert_nop,
1574 	.pad_ib = amdgpu_ring_generic_pad_ib,
1575 	.begin_use = amdgpu_uvd_ring_begin_use,
1576 	.end_use = amdgpu_uvd_ring_end_use,
1577 	.emit_wreg = uvd_v6_0_ring_emit_wreg,
1578 };
1579 
1580 static const struct amdgpu_ring_funcs uvd_v6_0_enc_ring_vm_funcs = {
1581 	.type = AMDGPU_RING_TYPE_UVD_ENC,
1582 	.align_mask = 0x3f,
1583 	.nop = HEVC_ENC_CMD_NO_OP,
1584 	.support_64bit_ptrs = false,
1585 	.no_user_fence = true,
1586 	.get_rptr = uvd_v6_0_enc_ring_get_rptr,
1587 	.get_wptr = uvd_v6_0_enc_ring_get_wptr,
1588 	.set_wptr = uvd_v6_0_enc_ring_set_wptr,
1589 	.emit_frame_size =
1590 		4 + /* uvd_v6_0_enc_ring_emit_pipeline_sync */
1591 		5 + /* uvd_v6_0_enc_ring_emit_vm_flush */
1592 		5 + 5 + /* uvd_v6_0_enc_ring_emit_fence x2 vm fence */
1593 		1, /* uvd_v6_0_enc_ring_insert_end */
1594 	.emit_ib_size = 5, /* uvd_v6_0_enc_ring_emit_ib */
1595 	.emit_ib = uvd_v6_0_enc_ring_emit_ib,
1596 	.emit_fence = uvd_v6_0_enc_ring_emit_fence,
1597 	.emit_vm_flush = uvd_v6_0_enc_ring_emit_vm_flush,
1598 	.emit_pipeline_sync = uvd_v6_0_enc_ring_emit_pipeline_sync,
1599 	.test_ring = uvd_v6_0_enc_ring_test_ring,
1600 	.test_ib = uvd_v6_0_enc_ring_test_ib,
1601 	.insert_nop = amdgpu_ring_insert_nop,
1602 	.insert_end = uvd_v6_0_enc_ring_insert_end,
1603 	.pad_ib = amdgpu_ring_generic_pad_ib,
1604 	.begin_use = amdgpu_uvd_ring_begin_use,
1605 	.end_use = amdgpu_uvd_ring_end_use,
1606 };
1607 
1608 static void uvd_v6_0_set_ring_funcs(struct amdgpu_device *adev)
1609 {
1610 	if (adev->asic_type >= CHIP_POLARIS10) {
1611 		adev->uvd.inst->ring.funcs = &uvd_v6_0_ring_vm_funcs;
1612 		DRM_INFO("UVD is enabled in VM mode\n");
1613 	} else {
1614 		adev->uvd.inst->ring.funcs = &uvd_v6_0_ring_phys_funcs;
1615 		DRM_INFO("UVD is enabled in physical mode\n");
1616 	}
1617 }
1618 
1619 static void uvd_v6_0_set_enc_ring_funcs(struct amdgpu_device *adev)
1620 {
1621 	int i;
1622 
1623 	for (i = 0; i < adev->uvd.num_enc_rings; ++i)
1624 		adev->uvd.inst->ring_enc[i].funcs = &uvd_v6_0_enc_ring_vm_funcs;
1625 
1626 	DRM_INFO("UVD ENC is enabled in VM mode\n");
1627 }
1628 
1629 static const struct amdgpu_irq_src_funcs uvd_v6_0_irq_funcs = {
1630 	.set = uvd_v6_0_set_interrupt_state,
1631 	.process = uvd_v6_0_process_interrupt,
1632 };
1633 
1634 static void uvd_v6_0_set_irq_funcs(struct amdgpu_device *adev)
1635 {
1636 	if (uvd_v6_0_enc_support(adev))
1637 		adev->uvd.inst->irq.num_types = adev->uvd.num_enc_rings + 1;
1638 	else
1639 		adev->uvd.inst->irq.num_types = 1;
1640 
1641 	adev->uvd.inst->irq.funcs = &uvd_v6_0_irq_funcs;
1642 }
1643 
1644 const struct amdgpu_ip_block_version uvd_v6_0_ip_block =
1645 {
1646 		.type = AMD_IP_BLOCK_TYPE_UVD,
1647 		.major = 6,
1648 		.minor = 0,
1649 		.rev = 0,
1650 		.funcs = &uvd_v6_0_ip_funcs,
1651 };
1652 
1653 const struct amdgpu_ip_block_version uvd_v6_2_ip_block =
1654 {
1655 		.type = AMD_IP_BLOCK_TYPE_UVD,
1656 		.major = 6,
1657 		.minor = 2,
1658 		.rev = 0,
1659 		.funcs = &uvd_v6_0_ip_funcs,
1660 };
1661 
1662 const struct amdgpu_ip_block_version uvd_v6_3_ip_block =
1663 {
1664 		.type = AMD_IP_BLOCK_TYPE_UVD,
1665 		.major = 6,
1666 		.minor = 3,
1667 		.rev = 0,
1668 		.funcs = &uvd_v6_0_ip_funcs,
1669 };
1670