xref: /openbsd-src/sys/dev/pci/drm/amd/amdgpu/uvd_v6_0.c (revision 24bb5fcea3ed904bc467217bdaadb5dfc618d5bf)
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  * @adev: amdgpu_device pointer
202  * @ring: ring we should submit the msg to
203  * @handle: session handle to use
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  * @adev: amdgpu_device pointer
265  * @ring: ring we should submit the msg to
266  * @handle: session handle to use
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  *
330  */
331 static int uvd_v6_0_enc_ring_test_ib(struct amdgpu_ring *ring, long timeout)
332 {
333 	struct dma_fence *fence = NULL;
334 	struct amdgpu_bo *bo = NULL;
335 	long r;
336 
337 	r = amdgpu_bo_create_reserved(ring->adev, 128 * 1024, PAGE_SIZE,
338 				      AMDGPU_GEM_DOMAIN_VRAM,
339 				      &bo, NULL, NULL);
340 	if (r)
341 		return r;
342 
343 	r = uvd_v6_0_enc_get_create_msg(ring, 1, bo, NULL);
344 	if (r)
345 		goto error;
346 
347 	r = uvd_v6_0_enc_get_destroy_msg(ring, 1, bo, &fence);
348 	if (r)
349 		goto error;
350 
351 	r = dma_fence_wait_timeout(fence, false, timeout);
352 	if (r == 0)
353 		r = -ETIMEDOUT;
354 	else if (r > 0)
355 		r = 0;
356 
357 error:
358 	dma_fence_put(fence);
359 	amdgpu_bo_unpin(bo);
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 	snprintf(ring->name, sizeof(ring->name), "uvd");
422 	r = amdgpu_ring_init(adev, ring, 512, &adev->uvd.inst->irq, 0,
423 			     AMDGPU_RING_PRIO_DEFAULT);
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 			snprintf(ring->name, sizeof(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);
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  * @adev: 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  * @adev: 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  * @fence: fence to emit
896  *
897  * Write a fence and a trap command to the ring.
898  */
899 static void uvd_v6_0_ring_emit_fence(struct amdgpu_ring *ring, u64 addr, u64 seq,
900 				     unsigned flags)
901 {
902 	WARN_ON(flags & AMDGPU_FENCE_FLAG_64BIT);
903 
904 	amdgpu_ring_write(ring, PACKET0(mmUVD_CONTEXT_ID, 0));
905 	amdgpu_ring_write(ring, seq);
906 	amdgpu_ring_write(ring, PACKET0(mmUVD_GPCOM_VCPU_DATA0, 0));
907 	amdgpu_ring_write(ring, addr & 0xffffffff);
908 	amdgpu_ring_write(ring, PACKET0(mmUVD_GPCOM_VCPU_DATA1, 0));
909 	amdgpu_ring_write(ring, upper_32_bits(addr) & 0xff);
910 	amdgpu_ring_write(ring, PACKET0(mmUVD_GPCOM_VCPU_CMD, 0));
911 	amdgpu_ring_write(ring, 0);
912 
913 	amdgpu_ring_write(ring, PACKET0(mmUVD_GPCOM_VCPU_DATA0, 0));
914 	amdgpu_ring_write(ring, 0);
915 	amdgpu_ring_write(ring, PACKET0(mmUVD_GPCOM_VCPU_DATA1, 0));
916 	amdgpu_ring_write(ring, 0);
917 	amdgpu_ring_write(ring, PACKET0(mmUVD_GPCOM_VCPU_CMD, 0));
918 	amdgpu_ring_write(ring, 2);
919 }
920 
921 /**
922  * uvd_v6_0_enc_ring_emit_fence - emit an enc fence & trap command
923  *
924  * @ring: amdgpu_ring pointer
925  * @fence: fence to emit
926  *
927  * Write enc a fence and a trap command to the ring.
928  */
929 static void uvd_v6_0_enc_ring_emit_fence(struct amdgpu_ring *ring, u64 addr,
930 			u64 seq, unsigned flags)
931 {
932 	WARN_ON(flags & AMDGPU_FENCE_FLAG_64BIT);
933 
934 	amdgpu_ring_write(ring, HEVC_ENC_CMD_FENCE);
935 	amdgpu_ring_write(ring, addr);
936 	amdgpu_ring_write(ring, upper_32_bits(addr));
937 	amdgpu_ring_write(ring, seq);
938 	amdgpu_ring_write(ring, HEVC_ENC_CMD_TRAP);
939 }
940 
941 /**
942  * uvd_v6_0_ring_emit_hdp_flush - skip HDP flushing
943  *
944  * @ring: amdgpu_ring pointer
945  */
946 static void uvd_v6_0_ring_emit_hdp_flush(struct amdgpu_ring *ring)
947 {
948 	/* The firmware doesn't seem to like touching registers at this point. */
949 }
950 
951 /**
952  * uvd_v6_0_ring_test_ring - register write test
953  *
954  * @ring: amdgpu_ring pointer
955  *
956  * Test if we can successfully write to the context register
957  */
958 static int uvd_v6_0_ring_test_ring(struct amdgpu_ring *ring)
959 {
960 	struct amdgpu_device *adev = ring->adev;
961 	uint32_t tmp = 0;
962 	unsigned i;
963 	int r;
964 
965 	WREG32(mmUVD_CONTEXT_ID, 0xCAFEDEAD);
966 	r = amdgpu_ring_alloc(ring, 3);
967 	if (r)
968 		return r;
969 
970 	amdgpu_ring_write(ring, PACKET0(mmUVD_CONTEXT_ID, 0));
971 	amdgpu_ring_write(ring, 0xDEADBEEF);
972 	amdgpu_ring_commit(ring);
973 	for (i = 0; i < adev->usec_timeout; i++) {
974 		tmp = RREG32(mmUVD_CONTEXT_ID);
975 		if (tmp == 0xDEADBEEF)
976 			break;
977 		udelay(1);
978 	}
979 
980 	if (i >= adev->usec_timeout)
981 		r = -ETIMEDOUT;
982 
983 	return r;
984 }
985 
986 /**
987  * uvd_v6_0_ring_emit_ib - execute indirect buffer
988  *
989  * @ring: amdgpu_ring pointer
990  * @ib: indirect buffer to execute
991  *
992  * Write ring commands to execute the indirect buffer
993  */
994 static void uvd_v6_0_ring_emit_ib(struct amdgpu_ring *ring,
995 				  struct amdgpu_job *job,
996 				  struct amdgpu_ib *ib,
997 				  uint32_t flags)
998 {
999 	unsigned vmid = AMDGPU_JOB_GET_VMID(job);
1000 
1001 	amdgpu_ring_write(ring, PACKET0(mmUVD_LMI_RBC_IB_VMID, 0));
1002 	amdgpu_ring_write(ring, vmid);
1003 
1004 	amdgpu_ring_write(ring, PACKET0(mmUVD_LMI_RBC_IB_64BIT_BAR_LOW, 0));
1005 	amdgpu_ring_write(ring, lower_32_bits(ib->gpu_addr));
1006 	amdgpu_ring_write(ring, PACKET0(mmUVD_LMI_RBC_IB_64BIT_BAR_HIGH, 0));
1007 	amdgpu_ring_write(ring, upper_32_bits(ib->gpu_addr));
1008 	amdgpu_ring_write(ring, PACKET0(mmUVD_RBC_IB_SIZE, 0));
1009 	amdgpu_ring_write(ring, ib->length_dw);
1010 }
1011 
1012 /**
1013  * uvd_v6_0_enc_ring_emit_ib - enc execute indirect buffer
1014  *
1015  * @ring: amdgpu_ring pointer
1016  * @ib: indirect buffer to execute
1017  *
1018  * Write enc ring commands to execute the indirect buffer
1019  */
1020 static void uvd_v6_0_enc_ring_emit_ib(struct amdgpu_ring *ring,
1021 					struct amdgpu_job *job,
1022 					struct amdgpu_ib *ib,
1023 					uint32_t flags)
1024 {
1025 	unsigned vmid = AMDGPU_JOB_GET_VMID(job);
1026 
1027 	amdgpu_ring_write(ring, HEVC_ENC_CMD_IB_VM);
1028 	amdgpu_ring_write(ring, vmid);
1029 	amdgpu_ring_write(ring, lower_32_bits(ib->gpu_addr));
1030 	amdgpu_ring_write(ring, upper_32_bits(ib->gpu_addr));
1031 	amdgpu_ring_write(ring, ib->length_dw);
1032 }
1033 
1034 static void uvd_v6_0_ring_emit_wreg(struct amdgpu_ring *ring,
1035 				    uint32_t reg, uint32_t val)
1036 {
1037 	amdgpu_ring_write(ring, PACKET0(mmUVD_GPCOM_VCPU_DATA0, 0));
1038 	amdgpu_ring_write(ring, reg << 2);
1039 	amdgpu_ring_write(ring, PACKET0(mmUVD_GPCOM_VCPU_DATA1, 0));
1040 	amdgpu_ring_write(ring, val);
1041 	amdgpu_ring_write(ring, PACKET0(mmUVD_GPCOM_VCPU_CMD, 0));
1042 	amdgpu_ring_write(ring, 0x8);
1043 }
1044 
1045 static void uvd_v6_0_ring_emit_vm_flush(struct amdgpu_ring *ring,
1046 					unsigned vmid, uint64_t pd_addr)
1047 {
1048 	amdgpu_gmc_emit_flush_gpu_tlb(ring, vmid, pd_addr);
1049 
1050 	amdgpu_ring_write(ring, PACKET0(mmUVD_GPCOM_VCPU_DATA0, 0));
1051 	amdgpu_ring_write(ring, mmVM_INVALIDATE_REQUEST << 2);
1052 	amdgpu_ring_write(ring, PACKET0(mmUVD_GPCOM_VCPU_DATA1, 0));
1053 	amdgpu_ring_write(ring, 0);
1054 	amdgpu_ring_write(ring, PACKET0(mmUVD_GP_SCRATCH8, 0));
1055 	amdgpu_ring_write(ring, 1 << vmid); /* mask */
1056 	amdgpu_ring_write(ring, PACKET0(mmUVD_GPCOM_VCPU_CMD, 0));
1057 	amdgpu_ring_write(ring, 0xC);
1058 }
1059 
1060 static void uvd_v6_0_ring_emit_pipeline_sync(struct amdgpu_ring *ring)
1061 {
1062 	uint32_t seq = ring->fence_drv.sync_seq;
1063 	uint64_t addr = ring->fence_drv.gpu_addr;
1064 
1065 	amdgpu_ring_write(ring, PACKET0(mmUVD_GPCOM_VCPU_DATA0, 0));
1066 	amdgpu_ring_write(ring, lower_32_bits(addr));
1067 	amdgpu_ring_write(ring, PACKET0(mmUVD_GPCOM_VCPU_DATA1, 0));
1068 	amdgpu_ring_write(ring, upper_32_bits(addr));
1069 	amdgpu_ring_write(ring, PACKET0(mmUVD_GP_SCRATCH8, 0));
1070 	amdgpu_ring_write(ring, 0xffffffff); /* mask */
1071 	amdgpu_ring_write(ring, PACKET0(mmUVD_GP_SCRATCH9, 0));
1072 	amdgpu_ring_write(ring, seq);
1073 	amdgpu_ring_write(ring, PACKET0(mmUVD_GPCOM_VCPU_CMD, 0));
1074 	amdgpu_ring_write(ring, 0xE);
1075 }
1076 
1077 static void uvd_v6_0_ring_insert_nop(struct amdgpu_ring *ring, uint32_t count)
1078 {
1079 	int i;
1080 
1081 	WARN_ON(ring->wptr % 2 || count % 2);
1082 
1083 	for (i = 0; i < count / 2; i++) {
1084 		amdgpu_ring_write(ring, PACKET0(mmUVD_NO_OP, 0));
1085 		amdgpu_ring_write(ring, 0);
1086 	}
1087 }
1088 
1089 static void uvd_v6_0_enc_ring_emit_pipeline_sync(struct amdgpu_ring *ring)
1090 {
1091 	uint32_t seq = ring->fence_drv.sync_seq;
1092 	uint64_t addr = ring->fence_drv.gpu_addr;
1093 
1094 	amdgpu_ring_write(ring, HEVC_ENC_CMD_WAIT_GE);
1095 	amdgpu_ring_write(ring, lower_32_bits(addr));
1096 	amdgpu_ring_write(ring, upper_32_bits(addr));
1097 	amdgpu_ring_write(ring, seq);
1098 }
1099 
1100 static void uvd_v6_0_enc_ring_insert_end(struct amdgpu_ring *ring)
1101 {
1102 	amdgpu_ring_write(ring, HEVC_ENC_CMD_END);
1103 }
1104 
1105 static void uvd_v6_0_enc_ring_emit_vm_flush(struct amdgpu_ring *ring,
1106 					    unsigned int vmid, uint64_t pd_addr)
1107 {
1108 	amdgpu_ring_write(ring, HEVC_ENC_CMD_UPDATE_PTB);
1109 	amdgpu_ring_write(ring, vmid);
1110 	amdgpu_ring_write(ring, pd_addr >> 12);
1111 
1112 	amdgpu_ring_write(ring, HEVC_ENC_CMD_FLUSH_TLB);
1113 	amdgpu_ring_write(ring, vmid);
1114 }
1115 
1116 static bool uvd_v6_0_is_idle(void *handle)
1117 {
1118 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1119 
1120 	return !(RREG32(mmSRBM_STATUS) & SRBM_STATUS__UVD_BUSY_MASK);
1121 }
1122 
1123 static int uvd_v6_0_wait_for_idle(void *handle)
1124 {
1125 	unsigned i;
1126 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1127 
1128 	for (i = 0; i < adev->usec_timeout; i++) {
1129 		if (uvd_v6_0_is_idle(handle))
1130 			return 0;
1131 	}
1132 	return -ETIMEDOUT;
1133 }
1134 
1135 #define AMDGPU_UVD_STATUS_BUSY_MASK    0xfd
1136 static bool uvd_v6_0_check_soft_reset(void *handle)
1137 {
1138 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1139 	u32 srbm_soft_reset = 0;
1140 	u32 tmp = RREG32(mmSRBM_STATUS);
1141 
1142 	if (REG_GET_FIELD(tmp, SRBM_STATUS, UVD_RQ_PENDING) ||
1143 	    REG_GET_FIELD(tmp, SRBM_STATUS, UVD_BUSY) ||
1144 	    (RREG32(mmUVD_STATUS) & AMDGPU_UVD_STATUS_BUSY_MASK))
1145 		srbm_soft_reset = REG_SET_FIELD(srbm_soft_reset, SRBM_SOFT_RESET, SOFT_RESET_UVD, 1);
1146 
1147 	if (srbm_soft_reset) {
1148 		adev->uvd.inst->srbm_soft_reset = srbm_soft_reset;
1149 		return true;
1150 	} else {
1151 		adev->uvd.inst->srbm_soft_reset = 0;
1152 		return false;
1153 	}
1154 }
1155 
1156 static int uvd_v6_0_pre_soft_reset(void *handle)
1157 {
1158 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1159 
1160 	if (!adev->uvd.inst->srbm_soft_reset)
1161 		return 0;
1162 
1163 	uvd_v6_0_stop(adev);
1164 	return 0;
1165 }
1166 
1167 static int uvd_v6_0_soft_reset(void *handle)
1168 {
1169 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1170 	u32 srbm_soft_reset;
1171 
1172 	if (!adev->uvd.inst->srbm_soft_reset)
1173 		return 0;
1174 	srbm_soft_reset = adev->uvd.inst->srbm_soft_reset;
1175 
1176 	if (srbm_soft_reset) {
1177 		u32 tmp;
1178 
1179 		tmp = RREG32(mmSRBM_SOFT_RESET);
1180 		tmp |= srbm_soft_reset;
1181 		dev_info(adev->dev, "SRBM_SOFT_RESET=0x%08X\n", tmp);
1182 		WREG32(mmSRBM_SOFT_RESET, tmp);
1183 		tmp = RREG32(mmSRBM_SOFT_RESET);
1184 
1185 		udelay(50);
1186 
1187 		tmp &= ~srbm_soft_reset;
1188 		WREG32(mmSRBM_SOFT_RESET, tmp);
1189 		tmp = RREG32(mmSRBM_SOFT_RESET);
1190 
1191 		/* Wait a little for things to settle down */
1192 		udelay(50);
1193 	}
1194 
1195 	return 0;
1196 }
1197 
1198 static int uvd_v6_0_post_soft_reset(void *handle)
1199 {
1200 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1201 
1202 	if (!adev->uvd.inst->srbm_soft_reset)
1203 		return 0;
1204 
1205 	mdelay(5);
1206 
1207 	return uvd_v6_0_start(adev);
1208 }
1209 
1210 static int uvd_v6_0_set_interrupt_state(struct amdgpu_device *adev,
1211 					struct amdgpu_irq_src *source,
1212 					unsigned type,
1213 					enum amdgpu_interrupt_state state)
1214 {
1215 	// TODO
1216 	return 0;
1217 }
1218 
1219 static int uvd_v6_0_process_interrupt(struct amdgpu_device *adev,
1220 				      struct amdgpu_irq_src *source,
1221 				      struct amdgpu_iv_entry *entry)
1222 {
1223 	bool int_handled = true;
1224 	DRM_DEBUG("IH: UVD TRAP\n");
1225 
1226 	switch (entry->src_id) {
1227 	case 124:
1228 		amdgpu_fence_process(&adev->uvd.inst->ring);
1229 		break;
1230 	case 119:
1231 		if (likely(uvd_v6_0_enc_support(adev)))
1232 			amdgpu_fence_process(&adev->uvd.inst->ring_enc[0]);
1233 		else
1234 			int_handled = false;
1235 		break;
1236 	case 120:
1237 		if (likely(uvd_v6_0_enc_support(adev)))
1238 			amdgpu_fence_process(&adev->uvd.inst->ring_enc[1]);
1239 		else
1240 			int_handled = false;
1241 		break;
1242 	}
1243 
1244 	if (!int_handled)
1245 		DRM_ERROR("Unhandled interrupt: %d %d\n",
1246 			  entry->src_id, entry->src_data[0]);
1247 
1248 	return 0;
1249 }
1250 
1251 static void uvd_v6_0_enable_clock_gating(struct amdgpu_device *adev, bool enable)
1252 {
1253 	uint32_t data1, data3;
1254 
1255 	data1 = RREG32(mmUVD_SUVD_CGC_GATE);
1256 	data3 = RREG32(mmUVD_CGC_GATE);
1257 
1258 	data1 |= UVD_SUVD_CGC_GATE__SRE_MASK |
1259 		     UVD_SUVD_CGC_GATE__SIT_MASK |
1260 		     UVD_SUVD_CGC_GATE__SMP_MASK |
1261 		     UVD_SUVD_CGC_GATE__SCM_MASK |
1262 		     UVD_SUVD_CGC_GATE__SDB_MASK |
1263 		     UVD_SUVD_CGC_GATE__SRE_H264_MASK |
1264 		     UVD_SUVD_CGC_GATE__SRE_HEVC_MASK |
1265 		     UVD_SUVD_CGC_GATE__SIT_H264_MASK |
1266 		     UVD_SUVD_CGC_GATE__SIT_HEVC_MASK |
1267 		     UVD_SUVD_CGC_GATE__SCM_H264_MASK |
1268 		     UVD_SUVD_CGC_GATE__SCM_HEVC_MASK |
1269 		     UVD_SUVD_CGC_GATE__SDB_H264_MASK |
1270 		     UVD_SUVD_CGC_GATE__SDB_HEVC_MASK;
1271 
1272 	if (enable) {
1273 		data3 |= (UVD_CGC_GATE__SYS_MASK       |
1274 			UVD_CGC_GATE__UDEC_MASK      |
1275 			UVD_CGC_GATE__MPEG2_MASK     |
1276 			UVD_CGC_GATE__RBC_MASK       |
1277 			UVD_CGC_GATE__LMI_MC_MASK    |
1278 			UVD_CGC_GATE__LMI_UMC_MASK   |
1279 			UVD_CGC_GATE__IDCT_MASK      |
1280 			UVD_CGC_GATE__MPRD_MASK      |
1281 			UVD_CGC_GATE__MPC_MASK       |
1282 			UVD_CGC_GATE__LBSI_MASK      |
1283 			UVD_CGC_GATE__LRBBM_MASK     |
1284 			UVD_CGC_GATE__UDEC_RE_MASK   |
1285 			UVD_CGC_GATE__UDEC_CM_MASK   |
1286 			UVD_CGC_GATE__UDEC_IT_MASK   |
1287 			UVD_CGC_GATE__UDEC_DB_MASK   |
1288 			UVD_CGC_GATE__UDEC_MP_MASK   |
1289 			UVD_CGC_GATE__WCB_MASK       |
1290 			UVD_CGC_GATE__JPEG_MASK      |
1291 			UVD_CGC_GATE__SCPU_MASK      |
1292 			UVD_CGC_GATE__JPEG2_MASK);
1293 		/* only in pg enabled, we can gate clock to vcpu*/
1294 		if (adev->pg_flags & AMD_PG_SUPPORT_UVD)
1295 			data3 |= UVD_CGC_GATE__VCPU_MASK;
1296 
1297 		data3 &= ~UVD_CGC_GATE__REGS_MASK;
1298 	} else {
1299 		data3 = 0;
1300 	}
1301 
1302 	WREG32(mmUVD_SUVD_CGC_GATE, data1);
1303 	WREG32(mmUVD_CGC_GATE, data3);
1304 }
1305 
1306 static void uvd_v6_0_set_sw_clock_gating(struct amdgpu_device *adev)
1307 {
1308 	uint32_t data, data2;
1309 
1310 	data = RREG32(mmUVD_CGC_CTRL);
1311 	data2 = RREG32(mmUVD_SUVD_CGC_CTRL);
1312 
1313 
1314 	data &= ~(UVD_CGC_CTRL__CLK_OFF_DELAY_MASK |
1315 		  UVD_CGC_CTRL__CLK_GATE_DLY_TIMER_MASK);
1316 
1317 
1318 	data |= UVD_CGC_CTRL__DYN_CLOCK_MODE_MASK |
1319 		(1 << REG_FIELD_SHIFT(UVD_CGC_CTRL, CLK_GATE_DLY_TIMER)) |
1320 		(4 << REG_FIELD_SHIFT(UVD_CGC_CTRL, CLK_OFF_DELAY));
1321 
1322 	data &= ~(UVD_CGC_CTRL__UDEC_RE_MODE_MASK |
1323 			UVD_CGC_CTRL__UDEC_CM_MODE_MASK |
1324 			UVD_CGC_CTRL__UDEC_IT_MODE_MASK |
1325 			UVD_CGC_CTRL__UDEC_DB_MODE_MASK |
1326 			UVD_CGC_CTRL__UDEC_MP_MODE_MASK |
1327 			UVD_CGC_CTRL__SYS_MODE_MASK |
1328 			UVD_CGC_CTRL__UDEC_MODE_MASK |
1329 			UVD_CGC_CTRL__MPEG2_MODE_MASK |
1330 			UVD_CGC_CTRL__REGS_MODE_MASK |
1331 			UVD_CGC_CTRL__RBC_MODE_MASK |
1332 			UVD_CGC_CTRL__LMI_MC_MODE_MASK |
1333 			UVD_CGC_CTRL__LMI_UMC_MODE_MASK |
1334 			UVD_CGC_CTRL__IDCT_MODE_MASK |
1335 			UVD_CGC_CTRL__MPRD_MODE_MASK |
1336 			UVD_CGC_CTRL__MPC_MODE_MASK |
1337 			UVD_CGC_CTRL__LBSI_MODE_MASK |
1338 			UVD_CGC_CTRL__LRBBM_MODE_MASK |
1339 			UVD_CGC_CTRL__WCB_MODE_MASK |
1340 			UVD_CGC_CTRL__VCPU_MODE_MASK |
1341 			UVD_CGC_CTRL__JPEG_MODE_MASK |
1342 			UVD_CGC_CTRL__SCPU_MODE_MASK |
1343 			UVD_CGC_CTRL__JPEG2_MODE_MASK);
1344 	data2 &= ~(UVD_SUVD_CGC_CTRL__SRE_MODE_MASK |
1345 			UVD_SUVD_CGC_CTRL__SIT_MODE_MASK |
1346 			UVD_SUVD_CGC_CTRL__SMP_MODE_MASK |
1347 			UVD_SUVD_CGC_CTRL__SCM_MODE_MASK |
1348 			UVD_SUVD_CGC_CTRL__SDB_MODE_MASK);
1349 
1350 	WREG32(mmUVD_CGC_CTRL, data);
1351 	WREG32(mmUVD_SUVD_CGC_CTRL, data2);
1352 }
1353 
1354 #if 0
1355 static void uvd_v6_0_set_hw_clock_gating(struct amdgpu_device *adev)
1356 {
1357 	uint32_t data, data1, cgc_flags, suvd_flags;
1358 
1359 	data = RREG32(mmUVD_CGC_GATE);
1360 	data1 = RREG32(mmUVD_SUVD_CGC_GATE);
1361 
1362 	cgc_flags = UVD_CGC_GATE__SYS_MASK |
1363 		UVD_CGC_GATE__UDEC_MASK |
1364 		UVD_CGC_GATE__MPEG2_MASK |
1365 		UVD_CGC_GATE__RBC_MASK |
1366 		UVD_CGC_GATE__LMI_MC_MASK |
1367 		UVD_CGC_GATE__IDCT_MASK |
1368 		UVD_CGC_GATE__MPRD_MASK |
1369 		UVD_CGC_GATE__MPC_MASK |
1370 		UVD_CGC_GATE__LBSI_MASK |
1371 		UVD_CGC_GATE__LRBBM_MASK |
1372 		UVD_CGC_GATE__UDEC_RE_MASK |
1373 		UVD_CGC_GATE__UDEC_CM_MASK |
1374 		UVD_CGC_GATE__UDEC_IT_MASK |
1375 		UVD_CGC_GATE__UDEC_DB_MASK |
1376 		UVD_CGC_GATE__UDEC_MP_MASK |
1377 		UVD_CGC_GATE__WCB_MASK |
1378 		UVD_CGC_GATE__VCPU_MASK |
1379 		UVD_CGC_GATE__SCPU_MASK |
1380 		UVD_CGC_GATE__JPEG_MASK |
1381 		UVD_CGC_GATE__JPEG2_MASK;
1382 
1383 	suvd_flags = UVD_SUVD_CGC_GATE__SRE_MASK |
1384 				UVD_SUVD_CGC_GATE__SIT_MASK |
1385 				UVD_SUVD_CGC_GATE__SMP_MASK |
1386 				UVD_SUVD_CGC_GATE__SCM_MASK |
1387 				UVD_SUVD_CGC_GATE__SDB_MASK;
1388 
1389 	data |= cgc_flags;
1390 	data1 |= suvd_flags;
1391 
1392 	WREG32(mmUVD_CGC_GATE, data);
1393 	WREG32(mmUVD_SUVD_CGC_GATE, data1);
1394 }
1395 #endif
1396 
1397 static void uvd_v6_0_enable_mgcg(struct amdgpu_device *adev,
1398 				 bool enable)
1399 {
1400 	u32 orig, data;
1401 
1402 	if (enable && (adev->cg_flags & AMD_CG_SUPPORT_UVD_MGCG)) {
1403 		data = RREG32_UVD_CTX(ixUVD_CGC_MEM_CTRL);
1404 		data |= 0xfff;
1405 		WREG32_UVD_CTX(ixUVD_CGC_MEM_CTRL, data);
1406 
1407 		orig = data = RREG32(mmUVD_CGC_CTRL);
1408 		data |= UVD_CGC_CTRL__DYN_CLOCK_MODE_MASK;
1409 		if (orig != data)
1410 			WREG32(mmUVD_CGC_CTRL, data);
1411 	} else {
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 	}
1421 }
1422 
1423 static int uvd_v6_0_set_clockgating_state(void *handle,
1424 					  enum amd_clockgating_state state)
1425 {
1426 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1427 	bool enable = (state == AMD_CG_STATE_GATE);
1428 
1429 	if (enable) {
1430 		/* wait for STATUS to clear */
1431 		if (uvd_v6_0_wait_for_idle(handle))
1432 			return -EBUSY;
1433 		uvd_v6_0_enable_clock_gating(adev, true);
1434 		/* enable HW gates because UVD is idle */
1435 /*		uvd_v6_0_set_hw_clock_gating(adev); */
1436 	} else {
1437 		/* disable HW gating and enable Sw gating */
1438 		uvd_v6_0_enable_clock_gating(adev, false);
1439 	}
1440 	uvd_v6_0_set_sw_clock_gating(adev);
1441 	return 0;
1442 }
1443 
1444 static int uvd_v6_0_set_powergating_state(void *handle,
1445 					  enum amd_powergating_state state)
1446 {
1447 	/* This doesn't actually powergate the UVD block.
1448 	 * That's done in the dpm code via the SMC.  This
1449 	 * just re-inits the block as necessary.  The actual
1450 	 * gating still happens in the dpm code.  We should
1451 	 * revisit this when there is a cleaner line between
1452 	 * the smc and the hw blocks
1453 	 */
1454 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1455 	int ret = 0;
1456 
1457 	WREG32(mmUVD_POWER_STATUS, UVD_POWER_STATUS__UVD_PG_EN_MASK);
1458 
1459 	if (state == AMD_PG_STATE_GATE) {
1460 		uvd_v6_0_stop(adev);
1461 	} else {
1462 		ret = uvd_v6_0_start(adev);
1463 		if (ret)
1464 			goto out;
1465 	}
1466 
1467 out:
1468 	return ret;
1469 }
1470 
1471 static void uvd_v6_0_get_clockgating_state(void *handle, u32 *flags)
1472 {
1473 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1474 	int data;
1475 
1476 	mutex_lock(&adev->pm.mutex);
1477 
1478 	if (adev->flags & AMD_IS_APU)
1479 		data = RREG32_SMC(ixCURRENT_PG_STATUS_APU);
1480 	else
1481 		data = RREG32_SMC(ixCURRENT_PG_STATUS);
1482 
1483 	if (data & CURRENT_PG_STATUS__UVD_PG_STATUS_MASK) {
1484 		DRM_INFO("Cannot get clockgating state when UVD is powergated.\n");
1485 		goto out;
1486 	}
1487 
1488 	/* AMD_CG_SUPPORT_UVD_MGCG */
1489 	data = RREG32(mmUVD_CGC_CTRL);
1490 	if (data & UVD_CGC_CTRL__DYN_CLOCK_MODE_MASK)
1491 		*flags |= AMD_CG_SUPPORT_UVD_MGCG;
1492 
1493 out:
1494 	mutex_unlock(&adev->pm.mutex);
1495 }
1496 
1497 static const struct amd_ip_funcs uvd_v6_0_ip_funcs = {
1498 	.name = "uvd_v6_0",
1499 	.early_init = uvd_v6_0_early_init,
1500 	.late_init = NULL,
1501 	.sw_init = uvd_v6_0_sw_init,
1502 	.sw_fini = uvd_v6_0_sw_fini,
1503 	.hw_init = uvd_v6_0_hw_init,
1504 	.hw_fini = uvd_v6_0_hw_fini,
1505 	.suspend = uvd_v6_0_suspend,
1506 	.resume = uvd_v6_0_resume,
1507 	.is_idle = uvd_v6_0_is_idle,
1508 	.wait_for_idle = uvd_v6_0_wait_for_idle,
1509 	.check_soft_reset = uvd_v6_0_check_soft_reset,
1510 	.pre_soft_reset = uvd_v6_0_pre_soft_reset,
1511 	.soft_reset = uvd_v6_0_soft_reset,
1512 	.post_soft_reset = uvd_v6_0_post_soft_reset,
1513 	.set_clockgating_state = uvd_v6_0_set_clockgating_state,
1514 	.set_powergating_state = uvd_v6_0_set_powergating_state,
1515 	.get_clockgating_state = uvd_v6_0_get_clockgating_state,
1516 };
1517 
1518 static const struct amdgpu_ring_funcs uvd_v6_0_ring_phys_funcs = {
1519 	.type = AMDGPU_RING_TYPE_UVD,
1520 	.align_mask = 0xf,
1521 	.support_64bit_ptrs = false,
1522 	.no_user_fence = true,
1523 	.get_rptr = uvd_v6_0_ring_get_rptr,
1524 	.get_wptr = uvd_v6_0_ring_get_wptr,
1525 	.set_wptr = uvd_v6_0_ring_set_wptr,
1526 	.parse_cs = amdgpu_uvd_ring_parse_cs,
1527 	.emit_frame_size =
1528 		6 + /* hdp invalidate */
1529 		10 + /* uvd_v6_0_ring_emit_pipeline_sync */
1530 		14, /* uvd_v6_0_ring_emit_fence x1 no user fence */
1531 	.emit_ib_size = 8, /* uvd_v6_0_ring_emit_ib */
1532 	.emit_ib = uvd_v6_0_ring_emit_ib,
1533 	.emit_fence = uvd_v6_0_ring_emit_fence,
1534 	.emit_hdp_flush = uvd_v6_0_ring_emit_hdp_flush,
1535 	.test_ring = uvd_v6_0_ring_test_ring,
1536 	.test_ib = amdgpu_uvd_ring_test_ib,
1537 	.insert_nop = uvd_v6_0_ring_insert_nop,
1538 	.pad_ib = amdgpu_ring_generic_pad_ib,
1539 	.begin_use = amdgpu_uvd_ring_begin_use,
1540 	.end_use = amdgpu_uvd_ring_end_use,
1541 	.emit_wreg = uvd_v6_0_ring_emit_wreg,
1542 };
1543 
1544 static const struct amdgpu_ring_funcs uvd_v6_0_ring_vm_funcs = {
1545 	.type = AMDGPU_RING_TYPE_UVD,
1546 	.align_mask = 0xf,
1547 	.support_64bit_ptrs = false,
1548 	.no_user_fence = true,
1549 	.get_rptr = uvd_v6_0_ring_get_rptr,
1550 	.get_wptr = uvd_v6_0_ring_get_wptr,
1551 	.set_wptr = uvd_v6_0_ring_set_wptr,
1552 	.emit_frame_size =
1553 		6 + /* hdp invalidate */
1554 		10 + /* uvd_v6_0_ring_emit_pipeline_sync */
1555 		VI_FLUSH_GPU_TLB_NUM_WREG * 6 + 8 + /* uvd_v6_0_ring_emit_vm_flush */
1556 		14 + 14, /* uvd_v6_0_ring_emit_fence x2 vm fence */
1557 	.emit_ib_size = 8, /* uvd_v6_0_ring_emit_ib */
1558 	.emit_ib = uvd_v6_0_ring_emit_ib,
1559 	.emit_fence = uvd_v6_0_ring_emit_fence,
1560 	.emit_vm_flush = uvd_v6_0_ring_emit_vm_flush,
1561 	.emit_pipeline_sync = uvd_v6_0_ring_emit_pipeline_sync,
1562 	.emit_hdp_flush = uvd_v6_0_ring_emit_hdp_flush,
1563 	.test_ring = uvd_v6_0_ring_test_ring,
1564 	.test_ib = amdgpu_uvd_ring_test_ib,
1565 	.insert_nop = uvd_v6_0_ring_insert_nop,
1566 	.pad_ib = amdgpu_ring_generic_pad_ib,
1567 	.begin_use = amdgpu_uvd_ring_begin_use,
1568 	.end_use = amdgpu_uvd_ring_end_use,
1569 	.emit_wreg = uvd_v6_0_ring_emit_wreg,
1570 };
1571 
1572 static const struct amdgpu_ring_funcs uvd_v6_0_enc_ring_vm_funcs = {
1573 	.type = AMDGPU_RING_TYPE_UVD_ENC,
1574 	.align_mask = 0x3f,
1575 	.nop = HEVC_ENC_CMD_NO_OP,
1576 	.support_64bit_ptrs = false,
1577 	.no_user_fence = true,
1578 	.get_rptr = uvd_v6_0_enc_ring_get_rptr,
1579 	.get_wptr = uvd_v6_0_enc_ring_get_wptr,
1580 	.set_wptr = uvd_v6_0_enc_ring_set_wptr,
1581 	.emit_frame_size =
1582 		4 + /* uvd_v6_0_enc_ring_emit_pipeline_sync */
1583 		5 + /* uvd_v6_0_enc_ring_emit_vm_flush */
1584 		5 + 5 + /* uvd_v6_0_enc_ring_emit_fence x2 vm fence */
1585 		1, /* uvd_v6_0_enc_ring_insert_end */
1586 	.emit_ib_size = 5, /* uvd_v6_0_enc_ring_emit_ib */
1587 	.emit_ib = uvd_v6_0_enc_ring_emit_ib,
1588 	.emit_fence = uvd_v6_0_enc_ring_emit_fence,
1589 	.emit_vm_flush = uvd_v6_0_enc_ring_emit_vm_flush,
1590 	.emit_pipeline_sync = uvd_v6_0_enc_ring_emit_pipeline_sync,
1591 	.test_ring = uvd_v6_0_enc_ring_test_ring,
1592 	.test_ib = uvd_v6_0_enc_ring_test_ib,
1593 	.insert_nop = amdgpu_ring_insert_nop,
1594 	.insert_end = uvd_v6_0_enc_ring_insert_end,
1595 	.pad_ib = amdgpu_ring_generic_pad_ib,
1596 	.begin_use = amdgpu_uvd_ring_begin_use,
1597 	.end_use = amdgpu_uvd_ring_end_use,
1598 };
1599 
1600 static void uvd_v6_0_set_ring_funcs(struct amdgpu_device *adev)
1601 {
1602 	if (adev->asic_type >= CHIP_POLARIS10) {
1603 		adev->uvd.inst->ring.funcs = &uvd_v6_0_ring_vm_funcs;
1604 		DRM_INFO("UVD is enabled in VM mode\n");
1605 	} else {
1606 		adev->uvd.inst->ring.funcs = &uvd_v6_0_ring_phys_funcs;
1607 		DRM_INFO("UVD is enabled in physical mode\n");
1608 	}
1609 }
1610 
1611 static void uvd_v6_0_set_enc_ring_funcs(struct amdgpu_device *adev)
1612 {
1613 	int i;
1614 
1615 	for (i = 0; i < adev->uvd.num_enc_rings; ++i)
1616 		adev->uvd.inst->ring_enc[i].funcs = &uvd_v6_0_enc_ring_vm_funcs;
1617 
1618 	DRM_INFO("UVD ENC is enabled in VM mode\n");
1619 }
1620 
1621 static const struct amdgpu_irq_src_funcs uvd_v6_0_irq_funcs = {
1622 	.set = uvd_v6_0_set_interrupt_state,
1623 	.process = uvd_v6_0_process_interrupt,
1624 };
1625 
1626 static void uvd_v6_0_set_irq_funcs(struct amdgpu_device *adev)
1627 {
1628 	if (uvd_v6_0_enc_support(adev))
1629 		adev->uvd.inst->irq.num_types = adev->uvd.num_enc_rings + 1;
1630 	else
1631 		adev->uvd.inst->irq.num_types = 1;
1632 
1633 	adev->uvd.inst->irq.funcs = &uvd_v6_0_irq_funcs;
1634 }
1635 
1636 const struct amdgpu_ip_block_version uvd_v6_0_ip_block =
1637 {
1638 		.type = AMD_IP_BLOCK_TYPE_UVD,
1639 		.major = 6,
1640 		.minor = 0,
1641 		.rev = 0,
1642 		.funcs = &uvd_v6_0_ip_funcs,
1643 };
1644 
1645 const struct amdgpu_ip_block_version uvd_v6_2_ip_block =
1646 {
1647 		.type = AMD_IP_BLOCK_TYPE_UVD,
1648 		.major = 6,
1649 		.minor = 2,
1650 		.rev = 0,
1651 		.funcs = &uvd_v6_0_ip_funcs,
1652 };
1653 
1654 const struct amdgpu_ip_block_version uvd_v6_3_ip_block =
1655 {
1656 		.type = AMD_IP_BLOCK_TYPE_UVD,
1657 		.major = 6,
1658 		.minor = 3,
1659 		.rev = 0,
1660 		.funcs = &uvd_v6_0_ip_funcs,
1661 };
1662