xref: /openbmc/linux/drivers/gpu/drm/amd/amdgpu/uvd_v6_0.c (revision aa0dc6a7)
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_unpin(bo);
361 	amdgpu_bo_unreserve(bo);
362 	amdgpu_bo_unref(&bo);
363 	return r;
364 }
365 
366 static int uvd_v6_0_early_init(void *handle)
367 {
368 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
369 	adev->uvd.num_uvd_inst = 1;
370 
371 	if (!(adev->flags & AMD_IS_APU) &&
372 	    (RREG32_SMC(ixCC_HARVEST_FUSES) & CC_HARVEST_FUSES__UVD_DISABLE_MASK))
373 		return -ENOENT;
374 
375 	uvd_v6_0_set_ring_funcs(adev);
376 
377 	if (uvd_v6_0_enc_support(adev)) {
378 		adev->uvd.num_enc_rings = 2;
379 		uvd_v6_0_set_enc_ring_funcs(adev);
380 	}
381 
382 	uvd_v6_0_set_irq_funcs(adev);
383 
384 	return 0;
385 }
386 
387 static int uvd_v6_0_sw_init(void *handle)
388 {
389 	struct amdgpu_ring *ring;
390 	int i, r;
391 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
392 
393 	/* UVD TRAP */
394 	r = amdgpu_irq_add_id(adev, AMDGPU_IRQ_CLIENTID_LEGACY, VISLANDS30_IV_SRCID_UVD_SYSTEM_MESSAGE, &adev->uvd.inst->irq);
395 	if (r)
396 		return r;
397 
398 	/* UVD ENC TRAP */
399 	if (uvd_v6_0_enc_support(adev)) {
400 		for (i = 0; i < adev->uvd.num_enc_rings; ++i) {
401 			r = amdgpu_irq_add_id(adev, AMDGPU_IRQ_CLIENTID_LEGACY, i + VISLANDS30_IV_SRCID_UVD_ENC_GEN_PURP, &adev->uvd.inst->irq);
402 			if (r)
403 				return r;
404 		}
405 	}
406 
407 	r = amdgpu_uvd_sw_init(adev);
408 	if (r)
409 		return r;
410 
411 	if (!uvd_v6_0_enc_support(adev)) {
412 		for (i = 0; i < adev->uvd.num_enc_rings; ++i)
413 			adev->uvd.inst->ring_enc[i].funcs = NULL;
414 
415 		adev->uvd.inst->irq.num_types = 1;
416 		adev->uvd.num_enc_rings = 0;
417 
418 		DRM_INFO("UVD ENC is disabled\n");
419 	}
420 
421 	ring = &adev->uvd.inst->ring;
422 	sprintf(ring->name, "uvd");
423 	r = amdgpu_ring_init(adev, ring, 512, &adev->uvd.inst->irq, 0,
424 			     AMDGPU_RING_PRIO_DEFAULT, NULL);
425 	if (r)
426 		return r;
427 
428 	r = amdgpu_uvd_resume(adev);
429 	if (r)
430 		return r;
431 
432 	if (uvd_v6_0_enc_support(adev)) {
433 		for (i = 0; i < adev->uvd.num_enc_rings; ++i) {
434 			ring = &adev->uvd.inst->ring_enc[i];
435 			sprintf(ring->name, "uvd_enc%d", i);
436 			r = amdgpu_ring_init(adev, ring, 512,
437 					     &adev->uvd.inst->irq, 0,
438 					     AMDGPU_RING_PRIO_DEFAULT, NULL);
439 			if (r)
440 				return r;
441 		}
442 	}
443 
444 	r = amdgpu_uvd_entity_init(adev);
445 
446 	return r;
447 }
448 
449 static int uvd_v6_0_sw_fini(void *handle)
450 {
451 	int i, r;
452 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
453 
454 	r = amdgpu_uvd_suspend(adev);
455 	if (r)
456 		return r;
457 
458 	if (uvd_v6_0_enc_support(adev)) {
459 		for (i = 0; i < adev->uvd.num_enc_rings; ++i)
460 			amdgpu_ring_fini(&adev->uvd.inst->ring_enc[i]);
461 	}
462 
463 	return amdgpu_uvd_sw_fini(adev);
464 }
465 
466 /**
467  * uvd_v6_0_hw_init - start and test UVD block
468  *
469  * @handle: handle used to pass amdgpu_device pointer
470  *
471  * Initialize the hardware, boot up the VCPU and do some testing
472  */
473 static int uvd_v6_0_hw_init(void *handle)
474 {
475 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
476 	struct amdgpu_ring *ring = &adev->uvd.inst->ring;
477 	uint32_t tmp;
478 	int i, r;
479 
480 	amdgpu_asic_set_uvd_clocks(adev, 10000, 10000);
481 	uvd_v6_0_set_clockgating_state(adev, AMD_CG_STATE_UNGATE);
482 	uvd_v6_0_enable_mgcg(adev, true);
483 
484 	r = amdgpu_ring_test_helper(ring);
485 	if (r)
486 		goto done;
487 
488 	r = amdgpu_ring_alloc(ring, 10);
489 	if (r) {
490 		DRM_ERROR("amdgpu: ring failed to lock UVD ring (%d).\n", r);
491 		goto done;
492 	}
493 
494 	tmp = PACKET0(mmUVD_SEMA_WAIT_FAULT_TIMEOUT_CNTL, 0);
495 	amdgpu_ring_write(ring, tmp);
496 	amdgpu_ring_write(ring, 0xFFFFF);
497 
498 	tmp = PACKET0(mmUVD_SEMA_WAIT_INCOMPLETE_TIMEOUT_CNTL, 0);
499 	amdgpu_ring_write(ring, tmp);
500 	amdgpu_ring_write(ring, 0xFFFFF);
501 
502 	tmp = PACKET0(mmUVD_SEMA_SIGNAL_INCOMPLETE_TIMEOUT_CNTL, 0);
503 	amdgpu_ring_write(ring, tmp);
504 	amdgpu_ring_write(ring, 0xFFFFF);
505 
506 	/* Clear timeout status bits */
507 	amdgpu_ring_write(ring, PACKET0(mmUVD_SEMA_TIMEOUT_STATUS, 0));
508 	amdgpu_ring_write(ring, 0x8);
509 
510 	amdgpu_ring_write(ring, PACKET0(mmUVD_SEMA_CNTL, 0));
511 	amdgpu_ring_write(ring, 3);
512 
513 	amdgpu_ring_commit(ring);
514 
515 	if (uvd_v6_0_enc_support(adev)) {
516 		for (i = 0; i < adev->uvd.num_enc_rings; ++i) {
517 			ring = &adev->uvd.inst->ring_enc[i];
518 			r = amdgpu_ring_test_helper(ring);
519 			if (r)
520 				goto done;
521 		}
522 	}
523 
524 done:
525 	if (!r) {
526 		if (uvd_v6_0_enc_support(adev))
527 			DRM_INFO("UVD and UVD ENC initialized successfully.\n");
528 		else
529 			DRM_INFO("UVD initialized successfully.\n");
530 	}
531 
532 	return r;
533 }
534 
535 /**
536  * uvd_v6_0_hw_fini - stop the hardware block
537  *
538  * @handle: handle used to pass amdgpu_device pointer
539  *
540  * Stop the UVD block, mark ring as not ready any more
541  */
542 static int uvd_v6_0_hw_fini(void *handle)
543 {
544 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
545 
546 	if (RREG32(mmUVD_STATUS) != 0)
547 		uvd_v6_0_stop(adev);
548 
549 	return 0;
550 }
551 
552 static int uvd_v6_0_suspend(void *handle)
553 {
554 	int r;
555 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
556 
557 	r = uvd_v6_0_hw_fini(adev);
558 	if (r)
559 		return r;
560 
561 	return amdgpu_uvd_suspend(adev);
562 }
563 
564 static int uvd_v6_0_resume(void *handle)
565 {
566 	int r;
567 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
568 
569 	r = amdgpu_uvd_resume(adev);
570 	if (r)
571 		return r;
572 
573 	return uvd_v6_0_hw_init(adev);
574 }
575 
576 /**
577  * uvd_v6_0_mc_resume - memory controller programming
578  *
579  * @adev: amdgpu_device pointer
580  *
581  * Let the UVD memory controller know it's offsets
582  */
583 static void uvd_v6_0_mc_resume(struct amdgpu_device *adev)
584 {
585 	uint64_t offset;
586 	uint32_t size;
587 
588 	/* program memory controller bits 0-27 */
589 	WREG32(mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW,
590 			lower_32_bits(adev->uvd.inst->gpu_addr));
591 	WREG32(mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH,
592 			upper_32_bits(adev->uvd.inst->gpu_addr));
593 
594 	offset = AMDGPU_UVD_FIRMWARE_OFFSET;
595 	size = AMDGPU_UVD_FIRMWARE_SIZE(adev);
596 	WREG32(mmUVD_VCPU_CACHE_OFFSET0, offset >> 3);
597 	WREG32(mmUVD_VCPU_CACHE_SIZE0, size);
598 
599 	offset += size;
600 	size = AMDGPU_UVD_HEAP_SIZE;
601 	WREG32(mmUVD_VCPU_CACHE_OFFSET1, offset >> 3);
602 	WREG32(mmUVD_VCPU_CACHE_SIZE1, size);
603 
604 	offset += size;
605 	size = AMDGPU_UVD_STACK_SIZE +
606 	       (AMDGPU_UVD_SESSION_SIZE * adev->uvd.max_handles);
607 	WREG32(mmUVD_VCPU_CACHE_OFFSET2, offset >> 3);
608 	WREG32(mmUVD_VCPU_CACHE_SIZE2, size);
609 
610 	WREG32(mmUVD_UDEC_ADDR_CONFIG, adev->gfx.config.gb_addr_config);
611 	WREG32(mmUVD_UDEC_DB_ADDR_CONFIG, adev->gfx.config.gb_addr_config);
612 	WREG32(mmUVD_UDEC_DBW_ADDR_CONFIG, adev->gfx.config.gb_addr_config);
613 
614 	WREG32(mmUVD_GP_SCRATCH4, adev->uvd.max_handles);
615 }
616 
617 #if 0
618 static void cz_set_uvd_clock_gating_branches(struct amdgpu_device *adev,
619 		bool enable)
620 {
621 	u32 data, data1;
622 
623 	data = RREG32(mmUVD_CGC_GATE);
624 	data1 = RREG32(mmUVD_SUVD_CGC_GATE);
625 	if (enable) {
626 		data |= UVD_CGC_GATE__SYS_MASK |
627 				UVD_CGC_GATE__UDEC_MASK |
628 				UVD_CGC_GATE__MPEG2_MASK |
629 				UVD_CGC_GATE__RBC_MASK |
630 				UVD_CGC_GATE__LMI_MC_MASK |
631 				UVD_CGC_GATE__IDCT_MASK |
632 				UVD_CGC_GATE__MPRD_MASK |
633 				UVD_CGC_GATE__MPC_MASK |
634 				UVD_CGC_GATE__LBSI_MASK |
635 				UVD_CGC_GATE__LRBBM_MASK |
636 				UVD_CGC_GATE__UDEC_RE_MASK |
637 				UVD_CGC_GATE__UDEC_CM_MASK |
638 				UVD_CGC_GATE__UDEC_IT_MASK |
639 				UVD_CGC_GATE__UDEC_DB_MASK |
640 				UVD_CGC_GATE__UDEC_MP_MASK |
641 				UVD_CGC_GATE__WCB_MASK |
642 				UVD_CGC_GATE__VCPU_MASK |
643 				UVD_CGC_GATE__SCPU_MASK;
644 		data1 |= UVD_SUVD_CGC_GATE__SRE_MASK |
645 				UVD_SUVD_CGC_GATE__SIT_MASK |
646 				UVD_SUVD_CGC_GATE__SMP_MASK |
647 				UVD_SUVD_CGC_GATE__SCM_MASK |
648 				UVD_SUVD_CGC_GATE__SDB_MASK |
649 				UVD_SUVD_CGC_GATE__SRE_H264_MASK |
650 				UVD_SUVD_CGC_GATE__SRE_HEVC_MASK |
651 				UVD_SUVD_CGC_GATE__SIT_H264_MASK |
652 				UVD_SUVD_CGC_GATE__SIT_HEVC_MASK |
653 				UVD_SUVD_CGC_GATE__SCM_H264_MASK |
654 				UVD_SUVD_CGC_GATE__SCM_HEVC_MASK |
655 				UVD_SUVD_CGC_GATE__SDB_H264_MASK |
656 				UVD_SUVD_CGC_GATE__SDB_HEVC_MASK;
657 	} else {
658 		data &= ~(UVD_CGC_GATE__SYS_MASK |
659 				UVD_CGC_GATE__UDEC_MASK |
660 				UVD_CGC_GATE__MPEG2_MASK |
661 				UVD_CGC_GATE__RBC_MASK |
662 				UVD_CGC_GATE__LMI_MC_MASK |
663 				UVD_CGC_GATE__LMI_UMC_MASK |
664 				UVD_CGC_GATE__IDCT_MASK |
665 				UVD_CGC_GATE__MPRD_MASK |
666 				UVD_CGC_GATE__MPC_MASK |
667 				UVD_CGC_GATE__LBSI_MASK |
668 				UVD_CGC_GATE__LRBBM_MASK |
669 				UVD_CGC_GATE__UDEC_RE_MASK |
670 				UVD_CGC_GATE__UDEC_CM_MASK |
671 				UVD_CGC_GATE__UDEC_IT_MASK |
672 				UVD_CGC_GATE__UDEC_DB_MASK |
673 				UVD_CGC_GATE__UDEC_MP_MASK |
674 				UVD_CGC_GATE__WCB_MASK |
675 				UVD_CGC_GATE__VCPU_MASK |
676 				UVD_CGC_GATE__SCPU_MASK);
677 		data1 &= ~(UVD_SUVD_CGC_GATE__SRE_MASK |
678 				UVD_SUVD_CGC_GATE__SIT_MASK |
679 				UVD_SUVD_CGC_GATE__SMP_MASK |
680 				UVD_SUVD_CGC_GATE__SCM_MASK |
681 				UVD_SUVD_CGC_GATE__SDB_MASK |
682 				UVD_SUVD_CGC_GATE__SRE_H264_MASK |
683 				UVD_SUVD_CGC_GATE__SRE_HEVC_MASK |
684 				UVD_SUVD_CGC_GATE__SIT_H264_MASK |
685 				UVD_SUVD_CGC_GATE__SIT_HEVC_MASK |
686 				UVD_SUVD_CGC_GATE__SCM_H264_MASK |
687 				UVD_SUVD_CGC_GATE__SCM_HEVC_MASK |
688 				UVD_SUVD_CGC_GATE__SDB_H264_MASK |
689 				UVD_SUVD_CGC_GATE__SDB_HEVC_MASK);
690 	}
691 	WREG32(mmUVD_CGC_GATE, data);
692 	WREG32(mmUVD_SUVD_CGC_GATE, data1);
693 }
694 #endif
695 
696 /**
697  * uvd_v6_0_start - start UVD block
698  *
699  * @adev: amdgpu_device pointer
700  *
701  * Setup and start the UVD block
702  */
703 static int uvd_v6_0_start(struct amdgpu_device *adev)
704 {
705 	struct amdgpu_ring *ring = &adev->uvd.inst->ring;
706 	uint32_t rb_bufsz, tmp;
707 	uint32_t lmi_swap_cntl;
708 	uint32_t mp_swap_cntl;
709 	int i, j, r;
710 
711 	/* disable DPG */
712 	WREG32_P(mmUVD_POWER_STATUS, 0, ~UVD_POWER_STATUS__UVD_PG_MODE_MASK);
713 
714 	/* disable byte swapping */
715 	lmi_swap_cntl = 0;
716 	mp_swap_cntl = 0;
717 
718 	uvd_v6_0_mc_resume(adev);
719 
720 	/* disable interupt */
721 	WREG32_FIELD(UVD_MASTINT_EN, VCPU_EN, 0);
722 
723 	/* stall UMC and register bus before resetting VCPU */
724 	WREG32_FIELD(UVD_LMI_CTRL2, STALL_ARB_UMC, 1);
725 	mdelay(1);
726 
727 	/* put LMI, VCPU, RBC etc... into reset */
728 	WREG32(mmUVD_SOFT_RESET,
729 		UVD_SOFT_RESET__LMI_SOFT_RESET_MASK |
730 		UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK |
731 		UVD_SOFT_RESET__LBSI_SOFT_RESET_MASK |
732 		UVD_SOFT_RESET__RBC_SOFT_RESET_MASK |
733 		UVD_SOFT_RESET__CSM_SOFT_RESET_MASK |
734 		UVD_SOFT_RESET__CXW_SOFT_RESET_MASK |
735 		UVD_SOFT_RESET__TAP_SOFT_RESET_MASK |
736 		UVD_SOFT_RESET__LMI_UMC_SOFT_RESET_MASK);
737 	mdelay(5);
738 
739 	/* take UVD block out of reset */
740 	WREG32_FIELD(SRBM_SOFT_RESET, SOFT_RESET_UVD, 0);
741 	mdelay(5);
742 
743 	/* initialize UVD memory controller */
744 	WREG32(mmUVD_LMI_CTRL,
745 		(0x40 << UVD_LMI_CTRL__WRITE_CLEAN_TIMER__SHIFT) |
746 		UVD_LMI_CTRL__WRITE_CLEAN_TIMER_EN_MASK |
747 		UVD_LMI_CTRL__DATA_COHERENCY_EN_MASK |
748 		UVD_LMI_CTRL__VCPU_DATA_COHERENCY_EN_MASK |
749 		UVD_LMI_CTRL__REQ_MODE_MASK |
750 		UVD_LMI_CTRL__DISABLE_ON_FWV_FAIL_MASK);
751 
752 #ifdef __BIG_ENDIAN
753 	/* swap (8 in 32) RB and IB */
754 	lmi_swap_cntl = 0xa;
755 	mp_swap_cntl = 0;
756 #endif
757 	WREG32(mmUVD_LMI_SWAP_CNTL, lmi_swap_cntl);
758 	WREG32(mmUVD_MP_SWAP_CNTL, mp_swap_cntl);
759 
760 	WREG32(mmUVD_MPC_SET_MUXA0, 0x40c2040);
761 	WREG32(mmUVD_MPC_SET_MUXA1, 0x0);
762 	WREG32(mmUVD_MPC_SET_MUXB0, 0x40c2040);
763 	WREG32(mmUVD_MPC_SET_MUXB1, 0x0);
764 	WREG32(mmUVD_MPC_SET_ALU, 0);
765 	WREG32(mmUVD_MPC_SET_MUX, 0x88);
766 
767 	/* take all subblocks out of reset, except VCPU */
768 	WREG32(mmUVD_SOFT_RESET, UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK);
769 	mdelay(5);
770 
771 	/* enable VCPU clock */
772 	WREG32(mmUVD_VCPU_CNTL, UVD_VCPU_CNTL__CLK_EN_MASK);
773 
774 	/* enable UMC */
775 	WREG32_FIELD(UVD_LMI_CTRL2, STALL_ARB_UMC, 0);
776 
777 	/* boot up the VCPU */
778 	WREG32(mmUVD_SOFT_RESET, 0);
779 	mdelay(10);
780 
781 	for (i = 0; i < 10; ++i) {
782 		uint32_t status;
783 
784 		for (j = 0; j < 100; ++j) {
785 			status = RREG32(mmUVD_STATUS);
786 			if (status & 2)
787 				break;
788 			mdelay(10);
789 		}
790 		r = 0;
791 		if (status & 2)
792 			break;
793 
794 		DRM_ERROR("UVD not responding, trying to reset the VCPU!!!\n");
795 		WREG32_FIELD(UVD_SOFT_RESET, VCPU_SOFT_RESET, 1);
796 		mdelay(10);
797 		WREG32_FIELD(UVD_SOFT_RESET, VCPU_SOFT_RESET, 0);
798 		mdelay(10);
799 		r = -1;
800 	}
801 
802 	if (r) {
803 		DRM_ERROR("UVD not responding, giving up!!!\n");
804 		return r;
805 	}
806 	/* enable master interrupt */
807 	WREG32_P(mmUVD_MASTINT_EN,
808 		(UVD_MASTINT_EN__VCPU_EN_MASK|UVD_MASTINT_EN__SYS_EN_MASK),
809 		~(UVD_MASTINT_EN__VCPU_EN_MASK|UVD_MASTINT_EN__SYS_EN_MASK));
810 
811 	/* clear the bit 4 of UVD_STATUS */
812 	WREG32_P(mmUVD_STATUS, 0, ~(2 << UVD_STATUS__VCPU_REPORT__SHIFT));
813 
814 	/* force RBC into idle state */
815 	rb_bufsz = order_base_2(ring->ring_size);
816 	tmp = REG_SET_FIELD(0, UVD_RBC_RB_CNTL, RB_BUFSZ, rb_bufsz);
817 	tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_BLKSZ, 1);
818 	tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_FETCH, 1);
819 	tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_WPTR_POLL_EN, 0);
820 	tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_UPDATE, 1);
821 	tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_RPTR_WR_EN, 1);
822 	WREG32(mmUVD_RBC_RB_CNTL, tmp);
823 
824 	/* set the write pointer delay */
825 	WREG32(mmUVD_RBC_RB_WPTR_CNTL, 0);
826 
827 	/* set the wb address */
828 	WREG32(mmUVD_RBC_RB_RPTR_ADDR, (upper_32_bits(ring->gpu_addr) >> 2));
829 
830 	/* program the RB_BASE for ring buffer */
831 	WREG32(mmUVD_LMI_RBC_RB_64BIT_BAR_LOW,
832 			lower_32_bits(ring->gpu_addr));
833 	WREG32(mmUVD_LMI_RBC_RB_64BIT_BAR_HIGH,
834 			upper_32_bits(ring->gpu_addr));
835 
836 	/* Initialize the ring buffer's read and write pointers */
837 	WREG32(mmUVD_RBC_RB_RPTR, 0);
838 
839 	ring->wptr = RREG32(mmUVD_RBC_RB_RPTR);
840 	WREG32(mmUVD_RBC_RB_WPTR, lower_32_bits(ring->wptr));
841 
842 	WREG32_FIELD(UVD_RBC_RB_CNTL, RB_NO_FETCH, 0);
843 
844 	if (uvd_v6_0_enc_support(adev)) {
845 		ring = &adev->uvd.inst->ring_enc[0];
846 		WREG32(mmUVD_RB_RPTR, lower_32_bits(ring->wptr));
847 		WREG32(mmUVD_RB_WPTR, lower_32_bits(ring->wptr));
848 		WREG32(mmUVD_RB_BASE_LO, ring->gpu_addr);
849 		WREG32(mmUVD_RB_BASE_HI, upper_32_bits(ring->gpu_addr));
850 		WREG32(mmUVD_RB_SIZE, ring->ring_size / 4);
851 
852 		ring = &adev->uvd.inst->ring_enc[1];
853 		WREG32(mmUVD_RB_RPTR2, lower_32_bits(ring->wptr));
854 		WREG32(mmUVD_RB_WPTR2, lower_32_bits(ring->wptr));
855 		WREG32(mmUVD_RB_BASE_LO2, ring->gpu_addr);
856 		WREG32(mmUVD_RB_BASE_HI2, upper_32_bits(ring->gpu_addr));
857 		WREG32(mmUVD_RB_SIZE2, ring->ring_size / 4);
858 	}
859 
860 	return 0;
861 }
862 
863 /**
864  * uvd_v6_0_stop - stop UVD block
865  *
866  * @adev: amdgpu_device pointer
867  *
868  * stop the UVD block
869  */
870 static void uvd_v6_0_stop(struct amdgpu_device *adev)
871 {
872 	/* force RBC into idle state */
873 	WREG32(mmUVD_RBC_RB_CNTL, 0x11010101);
874 
875 	/* Stall UMC and register bus before resetting VCPU */
876 	WREG32_P(mmUVD_LMI_CTRL2, 1 << 8, ~(1 << 8));
877 	mdelay(1);
878 
879 	/* put VCPU into reset */
880 	WREG32(mmUVD_SOFT_RESET, UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK);
881 	mdelay(5);
882 
883 	/* disable VCPU clock */
884 	WREG32(mmUVD_VCPU_CNTL, 0x0);
885 
886 	/* Unstall UMC and register bus */
887 	WREG32_P(mmUVD_LMI_CTRL2, 0, ~(1 << 8));
888 
889 	WREG32(mmUVD_STATUS, 0);
890 }
891 
892 /**
893  * uvd_v6_0_ring_emit_fence - emit an fence & trap command
894  *
895  * @ring: amdgpu_ring pointer
896  * @addr: address
897  * @seq: sequence number
898  * @flags: fence related flags
899  *
900  * Write a fence and a trap command to the ring.
901  */
902 static void uvd_v6_0_ring_emit_fence(struct amdgpu_ring *ring, u64 addr, u64 seq,
903 				     unsigned flags)
904 {
905 	WARN_ON(flags & AMDGPU_FENCE_FLAG_64BIT);
906 
907 	amdgpu_ring_write(ring, PACKET0(mmUVD_CONTEXT_ID, 0));
908 	amdgpu_ring_write(ring, seq);
909 	amdgpu_ring_write(ring, PACKET0(mmUVD_GPCOM_VCPU_DATA0, 0));
910 	amdgpu_ring_write(ring, addr & 0xffffffff);
911 	amdgpu_ring_write(ring, PACKET0(mmUVD_GPCOM_VCPU_DATA1, 0));
912 	amdgpu_ring_write(ring, upper_32_bits(addr) & 0xff);
913 	amdgpu_ring_write(ring, PACKET0(mmUVD_GPCOM_VCPU_CMD, 0));
914 	amdgpu_ring_write(ring, 0);
915 
916 	amdgpu_ring_write(ring, PACKET0(mmUVD_GPCOM_VCPU_DATA0, 0));
917 	amdgpu_ring_write(ring, 0);
918 	amdgpu_ring_write(ring, PACKET0(mmUVD_GPCOM_VCPU_DATA1, 0));
919 	amdgpu_ring_write(ring, 0);
920 	amdgpu_ring_write(ring, PACKET0(mmUVD_GPCOM_VCPU_CMD, 0));
921 	amdgpu_ring_write(ring, 2);
922 }
923 
924 /**
925  * uvd_v6_0_enc_ring_emit_fence - emit an enc fence & trap command
926  *
927  * @ring: amdgpu_ring pointer
928  * @addr: address
929  * @seq: sequence number
930  * @flags: fence related flags
931  *
932  * Write enc a fence and a trap command to the ring.
933  */
934 static void uvd_v6_0_enc_ring_emit_fence(struct amdgpu_ring *ring, u64 addr,
935 			u64 seq, unsigned flags)
936 {
937 	WARN_ON(flags & AMDGPU_FENCE_FLAG_64BIT);
938 
939 	amdgpu_ring_write(ring, HEVC_ENC_CMD_FENCE);
940 	amdgpu_ring_write(ring, addr);
941 	amdgpu_ring_write(ring, upper_32_bits(addr));
942 	amdgpu_ring_write(ring, seq);
943 	amdgpu_ring_write(ring, HEVC_ENC_CMD_TRAP);
944 }
945 
946 /**
947  * uvd_v6_0_ring_emit_hdp_flush - skip HDP flushing
948  *
949  * @ring: amdgpu_ring pointer
950  */
951 static void uvd_v6_0_ring_emit_hdp_flush(struct amdgpu_ring *ring)
952 {
953 	/* The firmware doesn't seem to like touching registers at this point. */
954 }
955 
956 /**
957  * uvd_v6_0_ring_test_ring - register write test
958  *
959  * @ring: amdgpu_ring pointer
960  *
961  * Test if we can successfully write to the context register
962  */
963 static int uvd_v6_0_ring_test_ring(struct amdgpu_ring *ring)
964 {
965 	struct amdgpu_device *adev = ring->adev;
966 	uint32_t tmp = 0;
967 	unsigned i;
968 	int r;
969 
970 	WREG32(mmUVD_CONTEXT_ID, 0xCAFEDEAD);
971 	r = amdgpu_ring_alloc(ring, 3);
972 	if (r)
973 		return r;
974 
975 	amdgpu_ring_write(ring, PACKET0(mmUVD_CONTEXT_ID, 0));
976 	amdgpu_ring_write(ring, 0xDEADBEEF);
977 	amdgpu_ring_commit(ring);
978 	for (i = 0; i < adev->usec_timeout; i++) {
979 		tmp = RREG32(mmUVD_CONTEXT_ID);
980 		if (tmp == 0xDEADBEEF)
981 			break;
982 		udelay(1);
983 	}
984 
985 	if (i >= adev->usec_timeout)
986 		r = -ETIMEDOUT;
987 
988 	return r;
989 }
990 
991 /**
992  * uvd_v6_0_ring_emit_ib - execute indirect buffer
993  *
994  * @ring: amdgpu_ring pointer
995  * @job: job to retrieve vmid from
996  * @ib: indirect buffer to execute
997  * @flags: unused
998  *
999  * Write ring commands to execute the indirect buffer
1000  */
1001 static void uvd_v6_0_ring_emit_ib(struct amdgpu_ring *ring,
1002 				  struct amdgpu_job *job,
1003 				  struct amdgpu_ib *ib,
1004 				  uint32_t flags)
1005 {
1006 	unsigned vmid = AMDGPU_JOB_GET_VMID(job);
1007 
1008 	amdgpu_ring_write(ring, PACKET0(mmUVD_LMI_RBC_IB_VMID, 0));
1009 	amdgpu_ring_write(ring, vmid);
1010 
1011 	amdgpu_ring_write(ring, PACKET0(mmUVD_LMI_RBC_IB_64BIT_BAR_LOW, 0));
1012 	amdgpu_ring_write(ring, lower_32_bits(ib->gpu_addr));
1013 	amdgpu_ring_write(ring, PACKET0(mmUVD_LMI_RBC_IB_64BIT_BAR_HIGH, 0));
1014 	amdgpu_ring_write(ring, upper_32_bits(ib->gpu_addr));
1015 	amdgpu_ring_write(ring, PACKET0(mmUVD_RBC_IB_SIZE, 0));
1016 	amdgpu_ring_write(ring, ib->length_dw);
1017 }
1018 
1019 /**
1020  * uvd_v6_0_enc_ring_emit_ib - enc execute indirect buffer
1021  *
1022  * @ring: amdgpu_ring pointer
1023  * @job: job to retrive vmid from
1024  * @ib: indirect buffer to execute
1025  * @flags: unused
1026  *
1027  * Write enc ring commands to execute the indirect buffer
1028  */
1029 static void uvd_v6_0_enc_ring_emit_ib(struct amdgpu_ring *ring,
1030 					struct amdgpu_job *job,
1031 					struct amdgpu_ib *ib,
1032 					uint32_t flags)
1033 {
1034 	unsigned vmid = AMDGPU_JOB_GET_VMID(job);
1035 
1036 	amdgpu_ring_write(ring, HEVC_ENC_CMD_IB_VM);
1037 	amdgpu_ring_write(ring, vmid);
1038 	amdgpu_ring_write(ring, lower_32_bits(ib->gpu_addr));
1039 	amdgpu_ring_write(ring, upper_32_bits(ib->gpu_addr));
1040 	amdgpu_ring_write(ring, ib->length_dw);
1041 }
1042 
1043 static void uvd_v6_0_ring_emit_wreg(struct amdgpu_ring *ring,
1044 				    uint32_t reg, uint32_t val)
1045 {
1046 	amdgpu_ring_write(ring, PACKET0(mmUVD_GPCOM_VCPU_DATA0, 0));
1047 	amdgpu_ring_write(ring, reg << 2);
1048 	amdgpu_ring_write(ring, PACKET0(mmUVD_GPCOM_VCPU_DATA1, 0));
1049 	amdgpu_ring_write(ring, val);
1050 	amdgpu_ring_write(ring, PACKET0(mmUVD_GPCOM_VCPU_CMD, 0));
1051 	amdgpu_ring_write(ring, 0x8);
1052 }
1053 
1054 static void uvd_v6_0_ring_emit_vm_flush(struct amdgpu_ring *ring,
1055 					unsigned vmid, uint64_t pd_addr)
1056 {
1057 	amdgpu_gmc_emit_flush_gpu_tlb(ring, vmid, pd_addr);
1058 
1059 	amdgpu_ring_write(ring, PACKET0(mmUVD_GPCOM_VCPU_DATA0, 0));
1060 	amdgpu_ring_write(ring, mmVM_INVALIDATE_REQUEST << 2);
1061 	amdgpu_ring_write(ring, PACKET0(mmUVD_GPCOM_VCPU_DATA1, 0));
1062 	amdgpu_ring_write(ring, 0);
1063 	amdgpu_ring_write(ring, PACKET0(mmUVD_GP_SCRATCH8, 0));
1064 	amdgpu_ring_write(ring, 1 << vmid); /* mask */
1065 	amdgpu_ring_write(ring, PACKET0(mmUVD_GPCOM_VCPU_CMD, 0));
1066 	amdgpu_ring_write(ring, 0xC);
1067 }
1068 
1069 static void uvd_v6_0_ring_emit_pipeline_sync(struct amdgpu_ring *ring)
1070 {
1071 	uint32_t seq = ring->fence_drv.sync_seq;
1072 	uint64_t addr = ring->fence_drv.gpu_addr;
1073 
1074 	amdgpu_ring_write(ring, PACKET0(mmUVD_GPCOM_VCPU_DATA0, 0));
1075 	amdgpu_ring_write(ring, lower_32_bits(addr));
1076 	amdgpu_ring_write(ring, PACKET0(mmUVD_GPCOM_VCPU_DATA1, 0));
1077 	amdgpu_ring_write(ring, upper_32_bits(addr));
1078 	amdgpu_ring_write(ring, PACKET0(mmUVD_GP_SCRATCH8, 0));
1079 	amdgpu_ring_write(ring, 0xffffffff); /* mask */
1080 	amdgpu_ring_write(ring, PACKET0(mmUVD_GP_SCRATCH9, 0));
1081 	amdgpu_ring_write(ring, seq);
1082 	amdgpu_ring_write(ring, PACKET0(mmUVD_GPCOM_VCPU_CMD, 0));
1083 	amdgpu_ring_write(ring, 0xE);
1084 }
1085 
1086 static void uvd_v6_0_ring_insert_nop(struct amdgpu_ring *ring, uint32_t count)
1087 {
1088 	int i;
1089 
1090 	WARN_ON(ring->wptr % 2 || count % 2);
1091 
1092 	for (i = 0; i < count / 2; i++) {
1093 		amdgpu_ring_write(ring, PACKET0(mmUVD_NO_OP, 0));
1094 		amdgpu_ring_write(ring, 0);
1095 	}
1096 }
1097 
1098 static void uvd_v6_0_enc_ring_emit_pipeline_sync(struct amdgpu_ring *ring)
1099 {
1100 	uint32_t seq = ring->fence_drv.sync_seq;
1101 	uint64_t addr = ring->fence_drv.gpu_addr;
1102 
1103 	amdgpu_ring_write(ring, HEVC_ENC_CMD_WAIT_GE);
1104 	amdgpu_ring_write(ring, lower_32_bits(addr));
1105 	amdgpu_ring_write(ring, upper_32_bits(addr));
1106 	amdgpu_ring_write(ring, seq);
1107 }
1108 
1109 static void uvd_v6_0_enc_ring_insert_end(struct amdgpu_ring *ring)
1110 {
1111 	amdgpu_ring_write(ring, HEVC_ENC_CMD_END);
1112 }
1113 
1114 static void uvd_v6_0_enc_ring_emit_vm_flush(struct amdgpu_ring *ring,
1115 					    unsigned int vmid, uint64_t pd_addr)
1116 {
1117 	amdgpu_ring_write(ring, HEVC_ENC_CMD_UPDATE_PTB);
1118 	amdgpu_ring_write(ring, vmid);
1119 	amdgpu_ring_write(ring, pd_addr >> 12);
1120 
1121 	amdgpu_ring_write(ring, HEVC_ENC_CMD_FLUSH_TLB);
1122 	amdgpu_ring_write(ring, vmid);
1123 }
1124 
1125 static bool uvd_v6_0_is_idle(void *handle)
1126 {
1127 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1128 
1129 	return !(RREG32(mmSRBM_STATUS) & SRBM_STATUS__UVD_BUSY_MASK);
1130 }
1131 
1132 static int uvd_v6_0_wait_for_idle(void *handle)
1133 {
1134 	unsigned i;
1135 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1136 
1137 	for (i = 0; i < adev->usec_timeout; i++) {
1138 		if (uvd_v6_0_is_idle(handle))
1139 			return 0;
1140 	}
1141 	return -ETIMEDOUT;
1142 }
1143 
1144 #define AMDGPU_UVD_STATUS_BUSY_MASK    0xfd
1145 static bool uvd_v6_0_check_soft_reset(void *handle)
1146 {
1147 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1148 	u32 srbm_soft_reset = 0;
1149 	u32 tmp = RREG32(mmSRBM_STATUS);
1150 
1151 	if (REG_GET_FIELD(tmp, SRBM_STATUS, UVD_RQ_PENDING) ||
1152 	    REG_GET_FIELD(tmp, SRBM_STATUS, UVD_BUSY) ||
1153 	    (RREG32(mmUVD_STATUS) & AMDGPU_UVD_STATUS_BUSY_MASK))
1154 		srbm_soft_reset = REG_SET_FIELD(srbm_soft_reset, SRBM_SOFT_RESET, SOFT_RESET_UVD, 1);
1155 
1156 	if (srbm_soft_reset) {
1157 		adev->uvd.inst->srbm_soft_reset = srbm_soft_reset;
1158 		return true;
1159 	} else {
1160 		adev->uvd.inst->srbm_soft_reset = 0;
1161 		return false;
1162 	}
1163 }
1164 
1165 static int uvd_v6_0_pre_soft_reset(void *handle)
1166 {
1167 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1168 
1169 	if (!adev->uvd.inst->srbm_soft_reset)
1170 		return 0;
1171 
1172 	uvd_v6_0_stop(adev);
1173 	return 0;
1174 }
1175 
1176 static int uvd_v6_0_soft_reset(void *handle)
1177 {
1178 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1179 	u32 srbm_soft_reset;
1180 
1181 	if (!adev->uvd.inst->srbm_soft_reset)
1182 		return 0;
1183 	srbm_soft_reset = adev->uvd.inst->srbm_soft_reset;
1184 
1185 	if (srbm_soft_reset) {
1186 		u32 tmp;
1187 
1188 		tmp = RREG32(mmSRBM_SOFT_RESET);
1189 		tmp |= srbm_soft_reset;
1190 		dev_info(adev->dev, "SRBM_SOFT_RESET=0x%08X\n", tmp);
1191 		WREG32(mmSRBM_SOFT_RESET, tmp);
1192 		tmp = RREG32(mmSRBM_SOFT_RESET);
1193 
1194 		udelay(50);
1195 
1196 		tmp &= ~srbm_soft_reset;
1197 		WREG32(mmSRBM_SOFT_RESET, tmp);
1198 		tmp = RREG32(mmSRBM_SOFT_RESET);
1199 
1200 		/* Wait a little for things to settle down */
1201 		udelay(50);
1202 	}
1203 
1204 	return 0;
1205 }
1206 
1207 static int uvd_v6_0_post_soft_reset(void *handle)
1208 {
1209 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1210 
1211 	if (!adev->uvd.inst->srbm_soft_reset)
1212 		return 0;
1213 
1214 	mdelay(5);
1215 
1216 	return uvd_v6_0_start(adev);
1217 }
1218 
1219 static int uvd_v6_0_set_interrupt_state(struct amdgpu_device *adev,
1220 					struct amdgpu_irq_src *source,
1221 					unsigned type,
1222 					enum amdgpu_interrupt_state state)
1223 {
1224 	// TODO
1225 	return 0;
1226 }
1227 
1228 static int uvd_v6_0_process_interrupt(struct amdgpu_device *adev,
1229 				      struct amdgpu_irq_src *source,
1230 				      struct amdgpu_iv_entry *entry)
1231 {
1232 	bool int_handled = true;
1233 	DRM_DEBUG("IH: UVD TRAP\n");
1234 
1235 	switch (entry->src_id) {
1236 	case 124:
1237 		amdgpu_fence_process(&adev->uvd.inst->ring);
1238 		break;
1239 	case 119:
1240 		if (likely(uvd_v6_0_enc_support(adev)))
1241 			amdgpu_fence_process(&adev->uvd.inst->ring_enc[0]);
1242 		else
1243 			int_handled = false;
1244 		break;
1245 	case 120:
1246 		if (likely(uvd_v6_0_enc_support(adev)))
1247 			amdgpu_fence_process(&adev->uvd.inst->ring_enc[1]);
1248 		else
1249 			int_handled = false;
1250 		break;
1251 	}
1252 
1253 	if (!int_handled)
1254 		DRM_ERROR("Unhandled interrupt: %d %d\n",
1255 			  entry->src_id, entry->src_data[0]);
1256 
1257 	return 0;
1258 }
1259 
1260 static void uvd_v6_0_enable_clock_gating(struct amdgpu_device *adev, bool enable)
1261 {
1262 	uint32_t data1, data3;
1263 
1264 	data1 = RREG32(mmUVD_SUVD_CGC_GATE);
1265 	data3 = RREG32(mmUVD_CGC_GATE);
1266 
1267 	data1 |= UVD_SUVD_CGC_GATE__SRE_MASK |
1268 		     UVD_SUVD_CGC_GATE__SIT_MASK |
1269 		     UVD_SUVD_CGC_GATE__SMP_MASK |
1270 		     UVD_SUVD_CGC_GATE__SCM_MASK |
1271 		     UVD_SUVD_CGC_GATE__SDB_MASK |
1272 		     UVD_SUVD_CGC_GATE__SRE_H264_MASK |
1273 		     UVD_SUVD_CGC_GATE__SRE_HEVC_MASK |
1274 		     UVD_SUVD_CGC_GATE__SIT_H264_MASK |
1275 		     UVD_SUVD_CGC_GATE__SIT_HEVC_MASK |
1276 		     UVD_SUVD_CGC_GATE__SCM_H264_MASK |
1277 		     UVD_SUVD_CGC_GATE__SCM_HEVC_MASK |
1278 		     UVD_SUVD_CGC_GATE__SDB_H264_MASK |
1279 		     UVD_SUVD_CGC_GATE__SDB_HEVC_MASK;
1280 
1281 	if (enable) {
1282 		data3 |= (UVD_CGC_GATE__SYS_MASK       |
1283 			UVD_CGC_GATE__UDEC_MASK      |
1284 			UVD_CGC_GATE__MPEG2_MASK     |
1285 			UVD_CGC_GATE__RBC_MASK       |
1286 			UVD_CGC_GATE__LMI_MC_MASK    |
1287 			UVD_CGC_GATE__LMI_UMC_MASK   |
1288 			UVD_CGC_GATE__IDCT_MASK      |
1289 			UVD_CGC_GATE__MPRD_MASK      |
1290 			UVD_CGC_GATE__MPC_MASK       |
1291 			UVD_CGC_GATE__LBSI_MASK      |
1292 			UVD_CGC_GATE__LRBBM_MASK     |
1293 			UVD_CGC_GATE__UDEC_RE_MASK   |
1294 			UVD_CGC_GATE__UDEC_CM_MASK   |
1295 			UVD_CGC_GATE__UDEC_IT_MASK   |
1296 			UVD_CGC_GATE__UDEC_DB_MASK   |
1297 			UVD_CGC_GATE__UDEC_MP_MASK   |
1298 			UVD_CGC_GATE__WCB_MASK       |
1299 			UVD_CGC_GATE__JPEG_MASK      |
1300 			UVD_CGC_GATE__SCPU_MASK      |
1301 			UVD_CGC_GATE__JPEG2_MASK);
1302 		/* only in pg enabled, we can gate clock to vcpu*/
1303 		if (adev->pg_flags & AMD_PG_SUPPORT_UVD)
1304 			data3 |= UVD_CGC_GATE__VCPU_MASK;
1305 
1306 		data3 &= ~UVD_CGC_GATE__REGS_MASK;
1307 	} else {
1308 		data3 = 0;
1309 	}
1310 
1311 	WREG32(mmUVD_SUVD_CGC_GATE, data1);
1312 	WREG32(mmUVD_CGC_GATE, data3);
1313 }
1314 
1315 static void uvd_v6_0_set_sw_clock_gating(struct amdgpu_device *adev)
1316 {
1317 	uint32_t data, data2;
1318 
1319 	data = RREG32(mmUVD_CGC_CTRL);
1320 	data2 = RREG32(mmUVD_SUVD_CGC_CTRL);
1321 
1322 
1323 	data &= ~(UVD_CGC_CTRL__CLK_OFF_DELAY_MASK |
1324 		  UVD_CGC_CTRL__CLK_GATE_DLY_TIMER_MASK);
1325 
1326 
1327 	data |= UVD_CGC_CTRL__DYN_CLOCK_MODE_MASK |
1328 		(1 << REG_FIELD_SHIFT(UVD_CGC_CTRL, CLK_GATE_DLY_TIMER)) |
1329 		(4 << REG_FIELD_SHIFT(UVD_CGC_CTRL, CLK_OFF_DELAY));
1330 
1331 	data &= ~(UVD_CGC_CTRL__UDEC_RE_MODE_MASK |
1332 			UVD_CGC_CTRL__UDEC_CM_MODE_MASK |
1333 			UVD_CGC_CTRL__UDEC_IT_MODE_MASK |
1334 			UVD_CGC_CTRL__UDEC_DB_MODE_MASK |
1335 			UVD_CGC_CTRL__UDEC_MP_MODE_MASK |
1336 			UVD_CGC_CTRL__SYS_MODE_MASK |
1337 			UVD_CGC_CTRL__UDEC_MODE_MASK |
1338 			UVD_CGC_CTRL__MPEG2_MODE_MASK |
1339 			UVD_CGC_CTRL__REGS_MODE_MASK |
1340 			UVD_CGC_CTRL__RBC_MODE_MASK |
1341 			UVD_CGC_CTRL__LMI_MC_MODE_MASK |
1342 			UVD_CGC_CTRL__LMI_UMC_MODE_MASK |
1343 			UVD_CGC_CTRL__IDCT_MODE_MASK |
1344 			UVD_CGC_CTRL__MPRD_MODE_MASK |
1345 			UVD_CGC_CTRL__MPC_MODE_MASK |
1346 			UVD_CGC_CTRL__LBSI_MODE_MASK |
1347 			UVD_CGC_CTRL__LRBBM_MODE_MASK |
1348 			UVD_CGC_CTRL__WCB_MODE_MASK |
1349 			UVD_CGC_CTRL__VCPU_MODE_MASK |
1350 			UVD_CGC_CTRL__JPEG_MODE_MASK |
1351 			UVD_CGC_CTRL__SCPU_MODE_MASK |
1352 			UVD_CGC_CTRL__JPEG2_MODE_MASK);
1353 	data2 &= ~(UVD_SUVD_CGC_CTRL__SRE_MODE_MASK |
1354 			UVD_SUVD_CGC_CTRL__SIT_MODE_MASK |
1355 			UVD_SUVD_CGC_CTRL__SMP_MODE_MASK |
1356 			UVD_SUVD_CGC_CTRL__SCM_MODE_MASK |
1357 			UVD_SUVD_CGC_CTRL__SDB_MODE_MASK);
1358 
1359 	WREG32(mmUVD_CGC_CTRL, data);
1360 	WREG32(mmUVD_SUVD_CGC_CTRL, data2);
1361 }
1362 
1363 #if 0
1364 static void uvd_v6_0_set_hw_clock_gating(struct amdgpu_device *adev)
1365 {
1366 	uint32_t data, data1, cgc_flags, suvd_flags;
1367 
1368 	data = RREG32(mmUVD_CGC_GATE);
1369 	data1 = RREG32(mmUVD_SUVD_CGC_GATE);
1370 
1371 	cgc_flags = UVD_CGC_GATE__SYS_MASK |
1372 		UVD_CGC_GATE__UDEC_MASK |
1373 		UVD_CGC_GATE__MPEG2_MASK |
1374 		UVD_CGC_GATE__RBC_MASK |
1375 		UVD_CGC_GATE__LMI_MC_MASK |
1376 		UVD_CGC_GATE__IDCT_MASK |
1377 		UVD_CGC_GATE__MPRD_MASK |
1378 		UVD_CGC_GATE__MPC_MASK |
1379 		UVD_CGC_GATE__LBSI_MASK |
1380 		UVD_CGC_GATE__LRBBM_MASK |
1381 		UVD_CGC_GATE__UDEC_RE_MASK |
1382 		UVD_CGC_GATE__UDEC_CM_MASK |
1383 		UVD_CGC_GATE__UDEC_IT_MASK |
1384 		UVD_CGC_GATE__UDEC_DB_MASK |
1385 		UVD_CGC_GATE__UDEC_MP_MASK |
1386 		UVD_CGC_GATE__WCB_MASK |
1387 		UVD_CGC_GATE__VCPU_MASK |
1388 		UVD_CGC_GATE__SCPU_MASK |
1389 		UVD_CGC_GATE__JPEG_MASK |
1390 		UVD_CGC_GATE__JPEG2_MASK;
1391 
1392 	suvd_flags = UVD_SUVD_CGC_GATE__SRE_MASK |
1393 				UVD_SUVD_CGC_GATE__SIT_MASK |
1394 				UVD_SUVD_CGC_GATE__SMP_MASK |
1395 				UVD_SUVD_CGC_GATE__SCM_MASK |
1396 				UVD_SUVD_CGC_GATE__SDB_MASK;
1397 
1398 	data |= cgc_flags;
1399 	data1 |= suvd_flags;
1400 
1401 	WREG32(mmUVD_CGC_GATE, data);
1402 	WREG32(mmUVD_SUVD_CGC_GATE, data1);
1403 }
1404 #endif
1405 
1406 static void uvd_v6_0_enable_mgcg(struct amdgpu_device *adev,
1407 				 bool enable)
1408 {
1409 	u32 orig, data;
1410 
1411 	if (enable && (adev->cg_flags & AMD_CG_SUPPORT_UVD_MGCG)) {
1412 		data = RREG32_UVD_CTX(ixUVD_CGC_MEM_CTRL);
1413 		data |= 0xfff;
1414 		WREG32_UVD_CTX(ixUVD_CGC_MEM_CTRL, data);
1415 
1416 		orig = data = RREG32(mmUVD_CGC_CTRL);
1417 		data |= UVD_CGC_CTRL__DYN_CLOCK_MODE_MASK;
1418 		if (orig != data)
1419 			WREG32(mmUVD_CGC_CTRL, data);
1420 	} else {
1421 		data = RREG32_UVD_CTX(ixUVD_CGC_MEM_CTRL);
1422 		data &= ~0xfff;
1423 		WREG32_UVD_CTX(ixUVD_CGC_MEM_CTRL, data);
1424 
1425 		orig = data = RREG32(mmUVD_CGC_CTRL);
1426 		data &= ~UVD_CGC_CTRL__DYN_CLOCK_MODE_MASK;
1427 		if (orig != data)
1428 			WREG32(mmUVD_CGC_CTRL, data);
1429 	}
1430 }
1431 
1432 static int uvd_v6_0_set_clockgating_state(void *handle,
1433 					  enum amd_clockgating_state state)
1434 {
1435 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1436 	bool enable = (state == AMD_CG_STATE_GATE);
1437 
1438 	if (enable) {
1439 		/* wait for STATUS to clear */
1440 		if (uvd_v6_0_wait_for_idle(handle))
1441 			return -EBUSY;
1442 		uvd_v6_0_enable_clock_gating(adev, true);
1443 		/* enable HW gates because UVD is idle */
1444 /*		uvd_v6_0_set_hw_clock_gating(adev); */
1445 	} else {
1446 		/* disable HW gating and enable Sw gating */
1447 		uvd_v6_0_enable_clock_gating(adev, false);
1448 	}
1449 	uvd_v6_0_set_sw_clock_gating(adev);
1450 	return 0;
1451 }
1452 
1453 static int uvd_v6_0_set_powergating_state(void *handle,
1454 					  enum amd_powergating_state state)
1455 {
1456 	/* This doesn't actually powergate the UVD block.
1457 	 * That's done in the dpm code via the SMC.  This
1458 	 * just re-inits the block as necessary.  The actual
1459 	 * gating still happens in the dpm code.  We should
1460 	 * revisit this when there is a cleaner line between
1461 	 * the smc and the hw blocks
1462 	 */
1463 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1464 	int ret = 0;
1465 
1466 	WREG32(mmUVD_POWER_STATUS, UVD_POWER_STATUS__UVD_PG_EN_MASK);
1467 
1468 	if (state == AMD_PG_STATE_GATE) {
1469 		uvd_v6_0_stop(adev);
1470 	} else {
1471 		ret = uvd_v6_0_start(adev);
1472 		if (ret)
1473 			goto out;
1474 	}
1475 
1476 out:
1477 	return ret;
1478 }
1479 
1480 static void uvd_v6_0_get_clockgating_state(void *handle, u32 *flags)
1481 {
1482 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1483 	int data;
1484 
1485 	mutex_lock(&adev->pm.mutex);
1486 
1487 	if (adev->flags & AMD_IS_APU)
1488 		data = RREG32_SMC(ixCURRENT_PG_STATUS_APU);
1489 	else
1490 		data = RREG32_SMC(ixCURRENT_PG_STATUS);
1491 
1492 	if (data & CURRENT_PG_STATUS__UVD_PG_STATUS_MASK) {
1493 		DRM_INFO("Cannot get clockgating state when UVD is powergated.\n");
1494 		goto out;
1495 	}
1496 
1497 	/* AMD_CG_SUPPORT_UVD_MGCG */
1498 	data = RREG32(mmUVD_CGC_CTRL);
1499 	if (data & UVD_CGC_CTRL__DYN_CLOCK_MODE_MASK)
1500 		*flags |= AMD_CG_SUPPORT_UVD_MGCG;
1501 
1502 out:
1503 	mutex_unlock(&adev->pm.mutex);
1504 }
1505 
1506 static const struct amd_ip_funcs uvd_v6_0_ip_funcs = {
1507 	.name = "uvd_v6_0",
1508 	.early_init = uvd_v6_0_early_init,
1509 	.late_init = NULL,
1510 	.sw_init = uvd_v6_0_sw_init,
1511 	.sw_fini = uvd_v6_0_sw_fini,
1512 	.hw_init = uvd_v6_0_hw_init,
1513 	.hw_fini = uvd_v6_0_hw_fini,
1514 	.suspend = uvd_v6_0_suspend,
1515 	.resume = uvd_v6_0_resume,
1516 	.is_idle = uvd_v6_0_is_idle,
1517 	.wait_for_idle = uvd_v6_0_wait_for_idle,
1518 	.check_soft_reset = uvd_v6_0_check_soft_reset,
1519 	.pre_soft_reset = uvd_v6_0_pre_soft_reset,
1520 	.soft_reset = uvd_v6_0_soft_reset,
1521 	.post_soft_reset = uvd_v6_0_post_soft_reset,
1522 	.set_clockgating_state = uvd_v6_0_set_clockgating_state,
1523 	.set_powergating_state = uvd_v6_0_set_powergating_state,
1524 	.get_clockgating_state = uvd_v6_0_get_clockgating_state,
1525 };
1526 
1527 static const struct amdgpu_ring_funcs uvd_v6_0_ring_phys_funcs = {
1528 	.type = AMDGPU_RING_TYPE_UVD,
1529 	.align_mask = 0xf,
1530 	.support_64bit_ptrs = false,
1531 	.no_user_fence = true,
1532 	.get_rptr = uvd_v6_0_ring_get_rptr,
1533 	.get_wptr = uvd_v6_0_ring_get_wptr,
1534 	.set_wptr = uvd_v6_0_ring_set_wptr,
1535 	.parse_cs = amdgpu_uvd_ring_parse_cs,
1536 	.emit_frame_size =
1537 		6 + /* hdp invalidate */
1538 		10 + /* uvd_v6_0_ring_emit_pipeline_sync */
1539 		14, /* uvd_v6_0_ring_emit_fence x1 no user fence */
1540 	.emit_ib_size = 8, /* uvd_v6_0_ring_emit_ib */
1541 	.emit_ib = uvd_v6_0_ring_emit_ib,
1542 	.emit_fence = uvd_v6_0_ring_emit_fence,
1543 	.emit_hdp_flush = uvd_v6_0_ring_emit_hdp_flush,
1544 	.test_ring = uvd_v6_0_ring_test_ring,
1545 	.test_ib = amdgpu_uvd_ring_test_ib,
1546 	.insert_nop = uvd_v6_0_ring_insert_nop,
1547 	.pad_ib = amdgpu_ring_generic_pad_ib,
1548 	.begin_use = amdgpu_uvd_ring_begin_use,
1549 	.end_use = amdgpu_uvd_ring_end_use,
1550 	.emit_wreg = uvd_v6_0_ring_emit_wreg,
1551 };
1552 
1553 static const struct amdgpu_ring_funcs uvd_v6_0_ring_vm_funcs = {
1554 	.type = AMDGPU_RING_TYPE_UVD,
1555 	.align_mask = 0xf,
1556 	.support_64bit_ptrs = false,
1557 	.no_user_fence = true,
1558 	.get_rptr = uvd_v6_0_ring_get_rptr,
1559 	.get_wptr = uvd_v6_0_ring_get_wptr,
1560 	.set_wptr = uvd_v6_0_ring_set_wptr,
1561 	.emit_frame_size =
1562 		6 + /* hdp invalidate */
1563 		10 + /* uvd_v6_0_ring_emit_pipeline_sync */
1564 		VI_FLUSH_GPU_TLB_NUM_WREG * 6 + 8 + /* uvd_v6_0_ring_emit_vm_flush */
1565 		14 + 14, /* uvd_v6_0_ring_emit_fence x2 vm fence */
1566 	.emit_ib_size = 8, /* uvd_v6_0_ring_emit_ib */
1567 	.emit_ib = uvd_v6_0_ring_emit_ib,
1568 	.emit_fence = uvd_v6_0_ring_emit_fence,
1569 	.emit_vm_flush = uvd_v6_0_ring_emit_vm_flush,
1570 	.emit_pipeline_sync = uvd_v6_0_ring_emit_pipeline_sync,
1571 	.emit_hdp_flush = uvd_v6_0_ring_emit_hdp_flush,
1572 	.test_ring = uvd_v6_0_ring_test_ring,
1573 	.test_ib = amdgpu_uvd_ring_test_ib,
1574 	.insert_nop = uvd_v6_0_ring_insert_nop,
1575 	.pad_ib = amdgpu_ring_generic_pad_ib,
1576 	.begin_use = amdgpu_uvd_ring_begin_use,
1577 	.end_use = amdgpu_uvd_ring_end_use,
1578 	.emit_wreg = uvd_v6_0_ring_emit_wreg,
1579 };
1580 
1581 static const struct amdgpu_ring_funcs uvd_v6_0_enc_ring_vm_funcs = {
1582 	.type = AMDGPU_RING_TYPE_UVD_ENC,
1583 	.align_mask = 0x3f,
1584 	.nop = HEVC_ENC_CMD_NO_OP,
1585 	.support_64bit_ptrs = false,
1586 	.no_user_fence = true,
1587 	.get_rptr = uvd_v6_0_enc_ring_get_rptr,
1588 	.get_wptr = uvd_v6_0_enc_ring_get_wptr,
1589 	.set_wptr = uvd_v6_0_enc_ring_set_wptr,
1590 	.emit_frame_size =
1591 		4 + /* uvd_v6_0_enc_ring_emit_pipeline_sync */
1592 		5 + /* uvd_v6_0_enc_ring_emit_vm_flush */
1593 		5 + 5 + /* uvd_v6_0_enc_ring_emit_fence x2 vm fence */
1594 		1, /* uvd_v6_0_enc_ring_insert_end */
1595 	.emit_ib_size = 5, /* uvd_v6_0_enc_ring_emit_ib */
1596 	.emit_ib = uvd_v6_0_enc_ring_emit_ib,
1597 	.emit_fence = uvd_v6_0_enc_ring_emit_fence,
1598 	.emit_vm_flush = uvd_v6_0_enc_ring_emit_vm_flush,
1599 	.emit_pipeline_sync = uvd_v6_0_enc_ring_emit_pipeline_sync,
1600 	.test_ring = uvd_v6_0_enc_ring_test_ring,
1601 	.test_ib = uvd_v6_0_enc_ring_test_ib,
1602 	.insert_nop = amdgpu_ring_insert_nop,
1603 	.insert_end = uvd_v6_0_enc_ring_insert_end,
1604 	.pad_ib = amdgpu_ring_generic_pad_ib,
1605 	.begin_use = amdgpu_uvd_ring_begin_use,
1606 	.end_use = amdgpu_uvd_ring_end_use,
1607 };
1608 
1609 static void uvd_v6_0_set_ring_funcs(struct amdgpu_device *adev)
1610 {
1611 	if (adev->asic_type >= CHIP_POLARIS10) {
1612 		adev->uvd.inst->ring.funcs = &uvd_v6_0_ring_vm_funcs;
1613 		DRM_INFO("UVD is enabled in VM mode\n");
1614 	} else {
1615 		adev->uvd.inst->ring.funcs = &uvd_v6_0_ring_phys_funcs;
1616 		DRM_INFO("UVD is enabled in physical mode\n");
1617 	}
1618 }
1619 
1620 static void uvd_v6_0_set_enc_ring_funcs(struct amdgpu_device *adev)
1621 {
1622 	int i;
1623 
1624 	for (i = 0; i < adev->uvd.num_enc_rings; ++i)
1625 		adev->uvd.inst->ring_enc[i].funcs = &uvd_v6_0_enc_ring_vm_funcs;
1626 
1627 	DRM_INFO("UVD ENC is enabled in VM mode\n");
1628 }
1629 
1630 static const struct amdgpu_irq_src_funcs uvd_v6_0_irq_funcs = {
1631 	.set = uvd_v6_0_set_interrupt_state,
1632 	.process = uvd_v6_0_process_interrupt,
1633 };
1634 
1635 static void uvd_v6_0_set_irq_funcs(struct amdgpu_device *adev)
1636 {
1637 	if (uvd_v6_0_enc_support(adev))
1638 		adev->uvd.inst->irq.num_types = adev->uvd.num_enc_rings + 1;
1639 	else
1640 		adev->uvd.inst->irq.num_types = 1;
1641 
1642 	adev->uvd.inst->irq.funcs = &uvd_v6_0_irq_funcs;
1643 }
1644 
1645 const struct amdgpu_ip_block_version uvd_v6_0_ip_block =
1646 {
1647 		.type = AMD_IP_BLOCK_TYPE_UVD,
1648 		.major = 6,
1649 		.minor = 0,
1650 		.rev = 0,
1651 		.funcs = &uvd_v6_0_ip_funcs,
1652 };
1653 
1654 const struct amdgpu_ip_block_version uvd_v6_2_ip_block =
1655 {
1656 		.type = AMD_IP_BLOCK_TYPE_UVD,
1657 		.major = 6,
1658 		.minor = 2,
1659 		.rev = 0,
1660 		.funcs = &uvd_v6_0_ip_funcs,
1661 };
1662 
1663 const struct amdgpu_ip_block_version uvd_v6_3_ip_block =
1664 {
1665 		.type = AMD_IP_BLOCK_TYPE_UVD,
1666 		.major = 6,
1667 		.minor = 3,
1668 		.rev = 0,
1669 		.funcs = &uvd_v6_0_ip_funcs,
1670 };
1671