xref: /linux/drivers/gpu/drm/amd/amdgpu/uvd_v6_0.c (revision 6fdcba32711044c35c0e1b094cbd8f3f0b4472c9)
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, &job);
220 	if (r)
221 		return r;
222 
223 	ib = &job->ibs[0];
224 	addr = amdgpu_bo_gpu_offset(bo);
225 
226 	ib->length_dw = 0;
227 	ib->ptr[ib->length_dw++] = 0x00000018;
228 	ib->ptr[ib->length_dw++] = 0x00000001; /* session info */
229 	ib->ptr[ib->length_dw++] = handle;
230 	ib->ptr[ib->length_dw++] = 0x00010000;
231 	ib->ptr[ib->length_dw++] = upper_32_bits(addr);
232 	ib->ptr[ib->length_dw++] = addr;
233 
234 	ib->ptr[ib->length_dw++] = 0x00000014;
235 	ib->ptr[ib->length_dw++] = 0x00000002; /* task info */
236 	ib->ptr[ib->length_dw++] = 0x0000001c;
237 	ib->ptr[ib->length_dw++] = 0x00000001;
238 	ib->ptr[ib->length_dw++] = 0x00000000;
239 
240 	ib->ptr[ib->length_dw++] = 0x00000008;
241 	ib->ptr[ib->length_dw++] = 0x08000001; /* op initialize */
242 
243 	for (i = ib->length_dw; i < ib_size_dw; ++i)
244 		ib->ptr[i] = 0x0;
245 
246 	r = amdgpu_job_submit_direct(job, ring, &f);
247 	if (r)
248 		goto err;
249 
250 	if (fence)
251 		*fence = dma_fence_get(f);
252 	dma_fence_put(f);
253 	return 0;
254 
255 err:
256 	amdgpu_job_free(job);
257 	return r;
258 }
259 
260 /**
261  * uvd_v6_0_enc_get_destroy_msg - generate a UVD ENC destroy msg
262  *
263  * @adev: amdgpu_device pointer
264  * @ring: ring we should submit the msg to
265  * @handle: session handle to use
266  * @fence: optional fence to return
267  *
268  * Close up a stream for HW test or if userspace failed to do so
269  */
270 static int uvd_v6_0_enc_get_destroy_msg(struct amdgpu_ring *ring,
271 					uint32_t handle,
272 					struct amdgpu_bo *bo,
273 					struct dma_fence **fence)
274 {
275 	const unsigned ib_size_dw = 16;
276 	struct amdgpu_job *job;
277 	struct amdgpu_ib *ib;
278 	struct dma_fence *f = NULL;
279 	uint64_t addr;
280 	int i, r;
281 
282 	r = amdgpu_job_alloc_with_ib(ring->adev, ib_size_dw * 4, &job);
283 	if (r)
284 		return r;
285 
286 	ib = &job->ibs[0];
287 	addr = amdgpu_bo_gpu_offset(bo);
288 
289 	ib->length_dw = 0;
290 	ib->ptr[ib->length_dw++] = 0x00000018;
291 	ib->ptr[ib->length_dw++] = 0x00000001; /* session info */
292 	ib->ptr[ib->length_dw++] = handle;
293 	ib->ptr[ib->length_dw++] = 0x00010000;
294 	ib->ptr[ib->length_dw++] = upper_32_bits(addr);
295 	ib->ptr[ib->length_dw++] = addr;
296 
297 	ib->ptr[ib->length_dw++] = 0x00000014;
298 	ib->ptr[ib->length_dw++] = 0x00000002; /* task info */
299 	ib->ptr[ib->length_dw++] = 0x0000001c;
300 	ib->ptr[ib->length_dw++] = 0x00000001;
301 	ib->ptr[ib->length_dw++] = 0x00000000;
302 
303 	ib->ptr[ib->length_dw++] = 0x00000008;
304 	ib->ptr[ib->length_dw++] = 0x08000002; /* op close session */
305 
306 	for (i = ib->length_dw; i < ib_size_dw; ++i)
307 		ib->ptr[i] = 0x0;
308 
309 	r = amdgpu_job_submit_direct(job, ring, &f);
310 	if (r)
311 		goto err;
312 
313 	if (fence)
314 		*fence = dma_fence_get(f);
315 	dma_fence_put(f);
316 	return 0;
317 
318 err:
319 	amdgpu_job_free(job);
320 	return r;
321 }
322 
323 /**
324  * uvd_v6_0_enc_ring_test_ib - test if UVD ENC IBs are working
325  *
326  * @ring: the engine to test on
327  *
328  */
329 static int uvd_v6_0_enc_ring_test_ib(struct amdgpu_ring *ring, long timeout)
330 {
331 	struct dma_fence *fence = NULL;
332 	struct amdgpu_bo *bo = NULL;
333 	long r;
334 
335 	r = amdgpu_bo_create_reserved(ring->adev, 128 * 1024, PAGE_SIZE,
336 				      AMDGPU_GEM_DOMAIN_VRAM,
337 				      &bo, NULL, NULL);
338 	if (r)
339 		return r;
340 
341 	r = uvd_v6_0_enc_get_create_msg(ring, 1, bo, NULL);
342 	if (r)
343 		goto error;
344 
345 	r = uvd_v6_0_enc_get_destroy_msg(ring, 1, bo, &fence);
346 	if (r)
347 		goto error;
348 
349 	r = dma_fence_wait_timeout(fence, false, timeout);
350 	if (r == 0)
351 		r = -ETIMEDOUT;
352 	else if (r > 0)
353 		r = 0;
354 
355 error:
356 	dma_fence_put(fence);
357 	amdgpu_bo_unreserve(bo);
358 	amdgpu_bo_unref(&bo);
359 	return r;
360 }
361 
362 static int uvd_v6_0_early_init(void *handle)
363 {
364 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
365 	adev->uvd.num_uvd_inst = 1;
366 
367 	if (!(adev->flags & AMD_IS_APU) &&
368 	    (RREG32_SMC(ixCC_HARVEST_FUSES) & CC_HARVEST_FUSES__UVD_DISABLE_MASK))
369 		return -ENOENT;
370 
371 	uvd_v6_0_set_ring_funcs(adev);
372 
373 	if (uvd_v6_0_enc_support(adev)) {
374 		adev->uvd.num_enc_rings = 2;
375 		uvd_v6_0_set_enc_ring_funcs(adev);
376 	}
377 
378 	uvd_v6_0_set_irq_funcs(adev);
379 
380 	return 0;
381 }
382 
383 static int uvd_v6_0_sw_init(void *handle)
384 {
385 	struct amdgpu_ring *ring;
386 	int i, r;
387 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
388 
389 	/* UVD TRAP */
390 	r = amdgpu_irq_add_id(adev, AMDGPU_IRQ_CLIENTID_LEGACY, VISLANDS30_IV_SRCID_UVD_SYSTEM_MESSAGE, &adev->uvd.inst->irq);
391 	if (r)
392 		return r;
393 
394 	/* UVD ENC TRAP */
395 	if (uvd_v6_0_enc_support(adev)) {
396 		for (i = 0; i < adev->uvd.num_enc_rings; ++i) {
397 			r = amdgpu_irq_add_id(adev, AMDGPU_IRQ_CLIENTID_LEGACY, i + VISLANDS30_IV_SRCID_UVD_ENC_GEN_PURP, &adev->uvd.inst->irq);
398 			if (r)
399 				return r;
400 		}
401 	}
402 
403 	r = amdgpu_uvd_sw_init(adev);
404 	if (r)
405 		return r;
406 
407 	if (!uvd_v6_0_enc_support(adev)) {
408 		for (i = 0; i < adev->uvd.num_enc_rings; ++i)
409 			adev->uvd.inst->ring_enc[i].funcs = NULL;
410 
411 		adev->uvd.inst->irq.num_types = 1;
412 		adev->uvd.num_enc_rings = 0;
413 
414 		DRM_INFO("UVD ENC is disabled\n");
415 	}
416 
417 	ring = &adev->uvd.inst->ring;
418 	sprintf(ring->name, "uvd");
419 	r = amdgpu_ring_init(adev, ring, 512, &adev->uvd.inst->irq, 0);
420 	if (r)
421 		return r;
422 
423 	r = amdgpu_uvd_resume(adev);
424 	if (r)
425 		return r;
426 
427 	if (uvd_v6_0_enc_support(adev)) {
428 		for (i = 0; i < adev->uvd.num_enc_rings; ++i) {
429 			ring = &adev->uvd.inst->ring_enc[i];
430 			sprintf(ring->name, "uvd_enc%d", i);
431 			r = amdgpu_ring_init(adev, ring, 512, &adev->uvd.inst->irq, 0);
432 			if (r)
433 				return r;
434 		}
435 	}
436 
437 	r = amdgpu_uvd_entity_init(adev);
438 
439 	return r;
440 }
441 
442 static int uvd_v6_0_sw_fini(void *handle)
443 {
444 	int i, r;
445 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
446 
447 	r = amdgpu_uvd_suspend(adev);
448 	if (r)
449 		return r;
450 
451 	if (uvd_v6_0_enc_support(adev)) {
452 		for (i = 0; i < adev->uvd.num_enc_rings; ++i)
453 			amdgpu_ring_fini(&adev->uvd.inst->ring_enc[i]);
454 	}
455 
456 	return amdgpu_uvd_sw_fini(adev);
457 }
458 
459 /**
460  * uvd_v6_0_hw_init - start and test UVD block
461  *
462  * @adev: amdgpu_device pointer
463  *
464  * Initialize the hardware, boot up the VCPU and do some testing
465  */
466 static int uvd_v6_0_hw_init(void *handle)
467 {
468 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
469 	struct amdgpu_ring *ring = &adev->uvd.inst->ring;
470 	uint32_t tmp;
471 	int i, r;
472 
473 	amdgpu_asic_set_uvd_clocks(adev, 10000, 10000);
474 	uvd_v6_0_set_clockgating_state(adev, AMD_CG_STATE_UNGATE);
475 	uvd_v6_0_enable_mgcg(adev, true);
476 
477 	r = amdgpu_ring_test_helper(ring);
478 	if (r)
479 		goto done;
480 
481 	r = amdgpu_ring_alloc(ring, 10);
482 	if (r) {
483 		DRM_ERROR("amdgpu: ring failed to lock UVD ring (%d).\n", r);
484 		goto done;
485 	}
486 
487 	tmp = PACKET0(mmUVD_SEMA_WAIT_FAULT_TIMEOUT_CNTL, 0);
488 	amdgpu_ring_write(ring, tmp);
489 	amdgpu_ring_write(ring, 0xFFFFF);
490 
491 	tmp = PACKET0(mmUVD_SEMA_WAIT_INCOMPLETE_TIMEOUT_CNTL, 0);
492 	amdgpu_ring_write(ring, tmp);
493 	amdgpu_ring_write(ring, 0xFFFFF);
494 
495 	tmp = PACKET0(mmUVD_SEMA_SIGNAL_INCOMPLETE_TIMEOUT_CNTL, 0);
496 	amdgpu_ring_write(ring, tmp);
497 	amdgpu_ring_write(ring, 0xFFFFF);
498 
499 	/* Clear timeout status bits */
500 	amdgpu_ring_write(ring, PACKET0(mmUVD_SEMA_TIMEOUT_STATUS, 0));
501 	amdgpu_ring_write(ring, 0x8);
502 
503 	amdgpu_ring_write(ring, PACKET0(mmUVD_SEMA_CNTL, 0));
504 	amdgpu_ring_write(ring, 3);
505 
506 	amdgpu_ring_commit(ring);
507 
508 	if (uvd_v6_0_enc_support(adev)) {
509 		for (i = 0; i < adev->uvd.num_enc_rings; ++i) {
510 			ring = &adev->uvd.inst->ring_enc[i];
511 			r = amdgpu_ring_test_helper(ring);
512 			if (r)
513 				goto done;
514 		}
515 	}
516 
517 done:
518 	if (!r) {
519 		if (uvd_v6_0_enc_support(adev))
520 			DRM_INFO("UVD and UVD ENC initialized successfully.\n");
521 		else
522 			DRM_INFO("UVD initialized successfully.\n");
523 	}
524 
525 	return r;
526 }
527 
528 /**
529  * uvd_v6_0_hw_fini - stop the hardware block
530  *
531  * @adev: amdgpu_device pointer
532  *
533  * Stop the UVD block, mark ring as not ready any more
534  */
535 static int uvd_v6_0_hw_fini(void *handle)
536 {
537 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
538 	struct amdgpu_ring *ring = &adev->uvd.inst->ring;
539 
540 	if (RREG32(mmUVD_STATUS) != 0)
541 		uvd_v6_0_stop(adev);
542 
543 	ring->sched.ready = false;
544 
545 	return 0;
546 }
547 
548 static int uvd_v6_0_suspend(void *handle)
549 {
550 	int r;
551 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
552 
553 	r = uvd_v6_0_hw_fini(adev);
554 	if (r)
555 		return r;
556 
557 	return amdgpu_uvd_suspend(adev);
558 }
559 
560 static int uvd_v6_0_resume(void *handle)
561 {
562 	int r;
563 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
564 
565 	r = amdgpu_uvd_resume(adev);
566 	if (r)
567 		return r;
568 
569 	return uvd_v6_0_hw_init(adev);
570 }
571 
572 /**
573  * uvd_v6_0_mc_resume - memory controller programming
574  *
575  * @adev: amdgpu_device pointer
576  *
577  * Let the UVD memory controller know it's offsets
578  */
579 static void uvd_v6_0_mc_resume(struct amdgpu_device *adev)
580 {
581 	uint64_t offset;
582 	uint32_t size;
583 
584 	/* programm memory controller bits 0-27 */
585 	WREG32(mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW,
586 			lower_32_bits(adev->uvd.inst->gpu_addr));
587 	WREG32(mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH,
588 			upper_32_bits(adev->uvd.inst->gpu_addr));
589 
590 	offset = AMDGPU_UVD_FIRMWARE_OFFSET;
591 	size = AMDGPU_UVD_FIRMWARE_SIZE(adev);
592 	WREG32(mmUVD_VCPU_CACHE_OFFSET0, offset >> 3);
593 	WREG32(mmUVD_VCPU_CACHE_SIZE0, size);
594 
595 	offset += size;
596 	size = AMDGPU_UVD_HEAP_SIZE;
597 	WREG32(mmUVD_VCPU_CACHE_OFFSET1, offset >> 3);
598 	WREG32(mmUVD_VCPU_CACHE_SIZE1, size);
599 
600 	offset += size;
601 	size = AMDGPU_UVD_STACK_SIZE +
602 	       (AMDGPU_UVD_SESSION_SIZE * adev->uvd.max_handles);
603 	WREG32(mmUVD_VCPU_CACHE_OFFSET2, offset >> 3);
604 	WREG32(mmUVD_VCPU_CACHE_SIZE2, size);
605 
606 	WREG32(mmUVD_UDEC_ADDR_CONFIG, adev->gfx.config.gb_addr_config);
607 	WREG32(mmUVD_UDEC_DB_ADDR_CONFIG, adev->gfx.config.gb_addr_config);
608 	WREG32(mmUVD_UDEC_DBW_ADDR_CONFIG, adev->gfx.config.gb_addr_config);
609 
610 	WREG32(mmUVD_GP_SCRATCH4, adev->uvd.max_handles);
611 }
612 
613 #if 0
614 static void cz_set_uvd_clock_gating_branches(struct amdgpu_device *adev,
615 		bool enable)
616 {
617 	u32 data, data1;
618 
619 	data = RREG32(mmUVD_CGC_GATE);
620 	data1 = RREG32(mmUVD_SUVD_CGC_GATE);
621 	if (enable) {
622 		data |= UVD_CGC_GATE__SYS_MASK |
623 				UVD_CGC_GATE__UDEC_MASK |
624 				UVD_CGC_GATE__MPEG2_MASK |
625 				UVD_CGC_GATE__RBC_MASK |
626 				UVD_CGC_GATE__LMI_MC_MASK |
627 				UVD_CGC_GATE__IDCT_MASK |
628 				UVD_CGC_GATE__MPRD_MASK |
629 				UVD_CGC_GATE__MPC_MASK |
630 				UVD_CGC_GATE__LBSI_MASK |
631 				UVD_CGC_GATE__LRBBM_MASK |
632 				UVD_CGC_GATE__UDEC_RE_MASK |
633 				UVD_CGC_GATE__UDEC_CM_MASK |
634 				UVD_CGC_GATE__UDEC_IT_MASK |
635 				UVD_CGC_GATE__UDEC_DB_MASK |
636 				UVD_CGC_GATE__UDEC_MP_MASK |
637 				UVD_CGC_GATE__WCB_MASK |
638 				UVD_CGC_GATE__VCPU_MASK |
639 				UVD_CGC_GATE__SCPU_MASK;
640 		data1 |= UVD_SUVD_CGC_GATE__SRE_MASK |
641 				UVD_SUVD_CGC_GATE__SIT_MASK |
642 				UVD_SUVD_CGC_GATE__SMP_MASK |
643 				UVD_SUVD_CGC_GATE__SCM_MASK |
644 				UVD_SUVD_CGC_GATE__SDB_MASK |
645 				UVD_SUVD_CGC_GATE__SRE_H264_MASK |
646 				UVD_SUVD_CGC_GATE__SRE_HEVC_MASK |
647 				UVD_SUVD_CGC_GATE__SIT_H264_MASK |
648 				UVD_SUVD_CGC_GATE__SIT_HEVC_MASK |
649 				UVD_SUVD_CGC_GATE__SCM_H264_MASK |
650 				UVD_SUVD_CGC_GATE__SCM_HEVC_MASK |
651 				UVD_SUVD_CGC_GATE__SDB_H264_MASK |
652 				UVD_SUVD_CGC_GATE__SDB_HEVC_MASK;
653 	} else {
654 		data &= ~(UVD_CGC_GATE__SYS_MASK |
655 				UVD_CGC_GATE__UDEC_MASK |
656 				UVD_CGC_GATE__MPEG2_MASK |
657 				UVD_CGC_GATE__RBC_MASK |
658 				UVD_CGC_GATE__LMI_MC_MASK |
659 				UVD_CGC_GATE__LMI_UMC_MASK |
660 				UVD_CGC_GATE__IDCT_MASK |
661 				UVD_CGC_GATE__MPRD_MASK |
662 				UVD_CGC_GATE__MPC_MASK |
663 				UVD_CGC_GATE__LBSI_MASK |
664 				UVD_CGC_GATE__LRBBM_MASK |
665 				UVD_CGC_GATE__UDEC_RE_MASK |
666 				UVD_CGC_GATE__UDEC_CM_MASK |
667 				UVD_CGC_GATE__UDEC_IT_MASK |
668 				UVD_CGC_GATE__UDEC_DB_MASK |
669 				UVD_CGC_GATE__UDEC_MP_MASK |
670 				UVD_CGC_GATE__WCB_MASK |
671 				UVD_CGC_GATE__VCPU_MASK |
672 				UVD_CGC_GATE__SCPU_MASK);
673 		data1 &= ~(UVD_SUVD_CGC_GATE__SRE_MASK |
674 				UVD_SUVD_CGC_GATE__SIT_MASK |
675 				UVD_SUVD_CGC_GATE__SMP_MASK |
676 				UVD_SUVD_CGC_GATE__SCM_MASK |
677 				UVD_SUVD_CGC_GATE__SDB_MASK |
678 				UVD_SUVD_CGC_GATE__SRE_H264_MASK |
679 				UVD_SUVD_CGC_GATE__SRE_HEVC_MASK |
680 				UVD_SUVD_CGC_GATE__SIT_H264_MASK |
681 				UVD_SUVD_CGC_GATE__SIT_HEVC_MASK |
682 				UVD_SUVD_CGC_GATE__SCM_H264_MASK |
683 				UVD_SUVD_CGC_GATE__SCM_HEVC_MASK |
684 				UVD_SUVD_CGC_GATE__SDB_H264_MASK |
685 				UVD_SUVD_CGC_GATE__SDB_HEVC_MASK);
686 	}
687 	WREG32(mmUVD_CGC_GATE, data);
688 	WREG32(mmUVD_SUVD_CGC_GATE, data1);
689 }
690 #endif
691 
692 /**
693  * uvd_v6_0_start - start UVD block
694  *
695  * @adev: amdgpu_device pointer
696  *
697  * Setup and start the UVD block
698  */
699 static int uvd_v6_0_start(struct amdgpu_device *adev)
700 {
701 	struct amdgpu_ring *ring = &adev->uvd.inst->ring;
702 	uint32_t rb_bufsz, tmp;
703 	uint32_t lmi_swap_cntl;
704 	uint32_t mp_swap_cntl;
705 	int i, j, r;
706 
707 	/* disable DPG */
708 	WREG32_P(mmUVD_POWER_STATUS, 0, ~UVD_POWER_STATUS__UVD_PG_MODE_MASK);
709 
710 	/* disable byte swapping */
711 	lmi_swap_cntl = 0;
712 	mp_swap_cntl = 0;
713 
714 	uvd_v6_0_mc_resume(adev);
715 
716 	/* disable interupt */
717 	WREG32_FIELD(UVD_MASTINT_EN, VCPU_EN, 0);
718 
719 	/* stall UMC and register bus before resetting VCPU */
720 	WREG32_FIELD(UVD_LMI_CTRL2, STALL_ARB_UMC, 1);
721 	mdelay(1);
722 
723 	/* put LMI, VCPU, RBC etc... into reset */
724 	WREG32(mmUVD_SOFT_RESET,
725 		UVD_SOFT_RESET__LMI_SOFT_RESET_MASK |
726 		UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK |
727 		UVD_SOFT_RESET__LBSI_SOFT_RESET_MASK |
728 		UVD_SOFT_RESET__RBC_SOFT_RESET_MASK |
729 		UVD_SOFT_RESET__CSM_SOFT_RESET_MASK |
730 		UVD_SOFT_RESET__CXW_SOFT_RESET_MASK |
731 		UVD_SOFT_RESET__TAP_SOFT_RESET_MASK |
732 		UVD_SOFT_RESET__LMI_UMC_SOFT_RESET_MASK);
733 	mdelay(5);
734 
735 	/* take UVD block out of reset */
736 	WREG32_FIELD(SRBM_SOFT_RESET, SOFT_RESET_UVD, 0);
737 	mdelay(5);
738 
739 	/* initialize UVD memory controller */
740 	WREG32(mmUVD_LMI_CTRL,
741 		(0x40 << UVD_LMI_CTRL__WRITE_CLEAN_TIMER__SHIFT) |
742 		UVD_LMI_CTRL__WRITE_CLEAN_TIMER_EN_MASK |
743 		UVD_LMI_CTRL__DATA_COHERENCY_EN_MASK |
744 		UVD_LMI_CTRL__VCPU_DATA_COHERENCY_EN_MASK |
745 		UVD_LMI_CTRL__REQ_MODE_MASK |
746 		UVD_LMI_CTRL__DISABLE_ON_FWV_FAIL_MASK);
747 
748 #ifdef __BIG_ENDIAN
749 	/* swap (8 in 32) RB and IB */
750 	lmi_swap_cntl = 0xa;
751 	mp_swap_cntl = 0;
752 #endif
753 	WREG32(mmUVD_LMI_SWAP_CNTL, lmi_swap_cntl);
754 	WREG32(mmUVD_MP_SWAP_CNTL, mp_swap_cntl);
755 
756 	WREG32(mmUVD_MPC_SET_MUXA0, 0x40c2040);
757 	WREG32(mmUVD_MPC_SET_MUXA1, 0x0);
758 	WREG32(mmUVD_MPC_SET_MUXB0, 0x40c2040);
759 	WREG32(mmUVD_MPC_SET_MUXB1, 0x0);
760 	WREG32(mmUVD_MPC_SET_ALU, 0);
761 	WREG32(mmUVD_MPC_SET_MUX, 0x88);
762 
763 	/* take all subblocks out of reset, except VCPU */
764 	WREG32(mmUVD_SOFT_RESET, UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK);
765 	mdelay(5);
766 
767 	/* enable VCPU clock */
768 	WREG32(mmUVD_VCPU_CNTL, UVD_VCPU_CNTL__CLK_EN_MASK);
769 
770 	/* enable UMC */
771 	WREG32_FIELD(UVD_LMI_CTRL2, STALL_ARB_UMC, 0);
772 
773 	/* boot up the VCPU */
774 	WREG32(mmUVD_SOFT_RESET, 0);
775 	mdelay(10);
776 
777 	for (i = 0; i < 10; ++i) {
778 		uint32_t status;
779 
780 		for (j = 0; j < 100; ++j) {
781 			status = RREG32(mmUVD_STATUS);
782 			if (status & 2)
783 				break;
784 			mdelay(10);
785 		}
786 		r = 0;
787 		if (status & 2)
788 			break;
789 
790 		DRM_ERROR("UVD not responding, trying to reset the VCPU!!!\n");
791 		WREG32_FIELD(UVD_SOFT_RESET, VCPU_SOFT_RESET, 1);
792 		mdelay(10);
793 		WREG32_FIELD(UVD_SOFT_RESET, VCPU_SOFT_RESET, 0);
794 		mdelay(10);
795 		r = -1;
796 	}
797 
798 	if (r) {
799 		DRM_ERROR("UVD not responding, giving up!!!\n");
800 		return r;
801 	}
802 	/* enable master interrupt */
803 	WREG32_P(mmUVD_MASTINT_EN,
804 		(UVD_MASTINT_EN__VCPU_EN_MASK|UVD_MASTINT_EN__SYS_EN_MASK),
805 		~(UVD_MASTINT_EN__VCPU_EN_MASK|UVD_MASTINT_EN__SYS_EN_MASK));
806 
807 	/* clear the bit 4 of UVD_STATUS */
808 	WREG32_P(mmUVD_STATUS, 0, ~(2 << UVD_STATUS__VCPU_REPORT__SHIFT));
809 
810 	/* force RBC into idle state */
811 	rb_bufsz = order_base_2(ring->ring_size);
812 	tmp = REG_SET_FIELD(0, UVD_RBC_RB_CNTL, RB_BUFSZ, rb_bufsz);
813 	tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_BLKSZ, 1);
814 	tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_FETCH, 1);
815 	tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_WPTR_POLL_EN, 0);
816 	tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_UPDATE, 1);
817 	tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_RPTR_WR_EN, 1);
818 	WREG32(mmUVD_RBC_RB_CNTL, tmp);
819 
820 	/* set the write pointer delay */
821 	WREG32(mmUVD_RBC_RB_WPTR_CNTL, 0);
822 
823 	/* set the wb address */
824 	WREG32(mmUVD_RBC_RB_RPTR_ADDR, (upper_32_bits(ring->gpu_addr) >> 2));
825 
826 	/* programm the RB_BASE for ring buffer */
827 	WREG32(mmUVD_LMI_RBC_RB_64BIT_BAR_LOW,
828 			lower_32_bits(ring->gpu_addr));
829 	WREG32(mmUVD_LMI_RBC_RB_64BIT_BAR_HIGH,
830 			upper_32_bits(ring->gpu_addr));
831 
832 	/* Initialize the ring buffer's read and write pointers */
833 	WREG32(mmUVD_RBC_RB_RPTR, 0);
834 
835 	ring->wptr = RREG32(mmUVD_RBC_RB_RPTR);
836 	WREG32(mmUVD_RBC_RB_WPTR, lower_32_bits(ring->wptr));
837 
838 	WREG32_FIELD(UVD_RBC_RB_CNTL, RB_NO_FETCH, 0);
839 
840 	if (uvd_v6_0_enc_support(adev)) {
841 		ring = &adev->uvd.inst->ring_enc[0];
842 		WREG32(mmUVD_RB_RPTR, lower_32_bits(ring->wptr));
843 		WREG32(mmUVD_RB_WPTR, lower_32_bits(ring->wptr));
844 		WREG32(mmUVD_RB_BASE_LO, ring->gpu_addr);
845 		WREG32(mmUVD_RB_BASE_HI, upper_32_bits(ring->gpu_addr));
846 		WREG32(mmUVD_RB_SIZE, ring->ring_size / 4);
847 
848 		ring = &adev->uvd.inst->ring_enc[1];
849 		WREG32(mmUVD_RB_RPTR2, lower_32_bits(ring->wptr));
850 		WREG32(mmUVD_RB_WPTR2, lower_32_bits(ring->wptr));
851 		WREG32(mmUVD_RB_BASE_LO2, ring->gpu_addr);
852 		WREG32(mmUVD_RB_BASE_HI2, upper_32_bits(ring->gpu_addr));
853 		WREG32(mmUVD_RB_SIZE2, ring->ring_size / 4);
854 	}
855 
856 	return 0;
857 }
858 
859 /**
860  * uvd_v6_0_stop - stop UVD block
861  *
862  * @adev: amdgpu_device pointer
863  *
864  * stop the UVD block
865  */
866 static void uvd_v6_0_stop(struct amdgpu_device *adev)
867 {
868 	/* force RBC into idle state */
869 	WREG32(mmUVD_RBC_RB_CNTL, 0x11010101);
870 
871 	/* Stall UMC and register bus before resetting VCPU */
872 	WREG32_P(mmUVD_LMI_CTRL2, 1 << 8, ~(1 << 8));
873 	mdelay(1);
874 
875 	/* put VCPU into reset */
876 	WREG32(mmUVD_SOFT_RESET, UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK);
877 	mdelay(5);
878 
879 	/* disable VCPU clock */
880 	WREG32(mmUVD_VCPU_CNTL, 0x0);
881 
882 	/* Unstall UMC and register bus */
883 	WREG32_P(mmUVD_LMI_CTRL2, 0, ~(1 << 8));
884 
885 	WREG32(mmUVD_STATUS, 0);
886 }
887 
888 /**
889  * uvd_v6_0_ring_emit_fence - emit an fence & trap command
890  *
891  * @ring: amdgpu_ring pointer
892  * @fence: fence to emit
893  *
894  * Write a fence and a trap command to the ring.
895  */
896 static void uvd_v6_0_ring_emit_fence(struct amdgpu_ring *ring, u64 addr, u64 seq,
897 				     unsigned flags)
898 {
899 	WARN_ON(flags & AMDGPU_FENCE_FLAG_64BIT);
900 
901 	amdgpu_ring_write(ring, PACKET0(mmUVD_CONTEXT_ID, 0));
902 	amdgpu_ring_write(ring, seq);
903 	amdgpu_ring_write(ring, PACKET0(mmUVD_GPCOM_VCPU_DATA0, 0));
904 	amdgpu_ring_write(ring, addr & 0xffffffff);
905 	amdgpu_ring_write(ring, PACKET0(mmUVD_GPCOM_VCPU_DATA1, 0));
906 	amdgpu_ring_write(ring, upper_32_bits(addr) & 0xff);
907 	amdgpu_ring_write(ring, PACKET0(mmUVD_GPCOM_VCPU_CMD, 0));
908 	amdgpu_ring_write(ring, 0);
909 
910 	amdgpu_ring_write(ring, PACKET0(mmUVD_GPCOM_VCPU_DATA0, 0));
911 	amdgpu_ring_write(ring, 0);
912 	amdgpu_ring_write(ring, PACKET0(mmUVD_GPCOM_VCPU_DATA1, 0));
913 	amdgpu_ring_write(ring, 0);
914 	amdgpu_ring_write(ring, PACKET0(mmUVD_GPCOM_VCPU_CMD, 0));
915 	amdgpu_ring_write(ring, 2);
916 }
917 
918 /**
919  * uvd_v6_0_enc_ring_emit_fence - emit an enc fence & trap command
920  *
921  * @ring: amdgpu_ring pointer
922  * @fence: fence to emit
923  *
924  * Write enc a fence and a trap command to the ring.
925  */
926 static void uvd_v6_0_enc_ring_emit_fence(struct amdgpu_ring *ring, u64 addr,
927 			u64 seq, unsigned flags)
928 {
929 	WARN_ON(flags & AMDGPU_FENCE_FLAG_64BIT);
930 
931 	amdgpu_ring_write(ring, HEVC_ENC_CMD_FENCE);
932 	amdgpu_ring_write(ring, addr);
933 	amdgpu_ring_write(ring, upper_32_bits(addr));
934 	amdgpu_ring_write(ring, seq);
935 	amdgpu_ring_write(ring, HEVC_ENC_CMD_TRAP);
936 }
937 
938 /**
939  * uvd_v6_0_ring_emit_hdp_flush - skip HDP flushing
940  *
941  * @ring: amdgpu_ring pointer
942  */
943 static void uvd_v6_0_ring_emit_hdp_flush(struct amdgpu_ring *ring)
944 {
945 	/* The firmware doesn't seem to like touching registers at this point. */
946 }
947 
948 /**
949  * uvd_v6_0_ring_test_ring - register write test
950  *
951  * @ring: amdgpu_ring pointer
952  *
953  * Test if we can successfully write to the context register
954  */
955 static int uvd_v6_0_ring_test_ring(struct amdgpu_ring *ring)
956 {
957 	struct amdgpu_device *adev = ring->adev;
958 	uint32_t tmp = 0;
959 	unsigned i;
960 	int r;
961 
962 	WREG32(mmUVD_CONTEXT_ID, 0xCAFEDEAD);
963 	r = amdgpu_ring_alloc(ring, 3);
964 	if (r)
965 		return r;
966 
967 	amdgpu_ring_write(ring, PACKET0(mmUVD_CONTEXT_ID, 0));
968 	amdgpu_ring_write(ring, 0xDEADBEEF);
969 	amdgpu_ring_commit(ring);
970 	for (i = 0; i < adev->usec_timeout; i++) {
971 		tmp = RREG32(mmUVD_CONTEXT_ID);
972 		if (tmp == 0xDEADBEEF)
973 			break;
974 		udelay(1);
975 	}
976 
977 	if (i >= adev->usec_timeout)
978 		r = -ETIMEDOUT;
979 
980 	return r;
981 }
982 
983 /**
984  * uvd_v6_0_ring_emit_ib - execute indirect buffer
985  *
986  * @ring: amdgpu_ring pointer
987  * @ib: indirect buffer to execute
988  *
989  * Write ring commands to execute the indirect buffer
990  */
991 static void uvd_v6_0_ring_emit_ib(struct amdgpu_ring *ring,
992 				  struct amdgpu_job *job,
993 				  struct amdgpu_ib *ib,
994 				  uint32_t flags)
995 {
996 	unsigned vmid = AMDGPU_JOB_GET_VMID(job);
997 
998 	amdgpu_ring_write(ring, PACKET0(mmUVD_LMI_RBC_IB_VMID, 0));
999 	amdgpu_ring_write(ring, vmid);
1000 
1001 	amdgpu_ring_write(ring, PACKET0(mmUVD_LMI_RBC_IB_64BIT_BAR_LOW, 0));
1002 	amdgpu_ring_write(ring, lower_32_bits(ib->gpu_addr));
1003 	amdgpu_ring_write(ring, PACKET0(mmUVD_LMI_RBC_IB_64BIT_BAR_HIGH, 0));
1004 	amdgpu_ring_write(ring, upper_32_bits(ib->gpu_addr));
1005 	amdgpu_ring_write(ring, PACKET0(mmUVD_RBC_IB_SIZE, 0));
1006 	amdgpu_ring_write(ring, ib->length_dw);
1007 }
1008 
1009 /**
1010  * uvd_v6_0_enc_ring_emit_ib - enc execute indirect buffer
1011  *
1012  * @ring: amdgpu_ring pointer
1013  * @ib: indirect buffer to execute
1014  *
1015  * Write enc ring commands to execute the indirect buffer
1016  */
1017 static void uvd_v6_0_enc_ring_emit_ib(struct amdgpu_ring *ring,
1018 					struct amdgpu_job *job,
1019 					struct amdgpu_ib *ib,
1020 					uint32_t flags)
1021 {
1022 	unsigned vmid = AMDGPU_JOB_GET_VMID(job);
1023 
1024 	amdgpu_ring_write(ring, HEVC_ENC_CMD_IB_VM);
1025 	amdgpu_ring_write(ring, vmid);
1026 	amdgpu_ring_write(ring, lower_32_bits(ib->gpu_addr));
1027 	amdgpu_ring_write(ring, upper_32_bits(ib->gpu_addr));
1028 	amdgpu_ring_write(ring, ib->length_dw);
1029 }
1030 
1031 static void uvd_v6_0_ring_emit_wreg(struct amdgpu_ring *ring,
1032 				    uint32_t reg, uint32_t val)
1033 {
1034 	amdgpu_ring_write(ring, PACKET0(mmUVD_GPCOM_VCPU_DATA0, 0));
1035 	amdgpu_ring_write(ring, reg << 2);
1036 	amdgpu_ring_write(ring, PACKET0(mmUVD_GPCOM_VCPU_DATA1, 0));
1037 	amdgpu_ring_write(ring, val);
1038 	amdgpu_ring_write(ring, PACKET0(mmUVD_GPCOM_VCPU_CMD, 0));
1039 	amdgpu_ring_write(ring, 0x8);
1040 }
1041 
1042 static void uvd_v6_0_ring_emit_vm_flush(struct amdgpu_ring *ring,
1043 					unsigned vmid, uint64_t pd_addr)
1044 {
1045 	amdgpu_gmc_emit_flush_gpu_tlb(ring, vmid, pd_addr);
1046 
1047 	amdgpu_ring_write(ring, PACKET0(mmUVD_GPCOM_VCPU_DATA0, 0));
1048 	amdgpu_ring_write(ring, mmVM_INVALIDATE_REQUEST << 2);
1049 	amdgpu_ring_write(ring, PACKET0(mmUVD_GPCOM_VCPU_DATA1, 0));
1050 	amdgpu_ring_write(ring, 0);
1051 	amdgpu_ring_write(ring, PACKET0(mmUVD_GP_SCRATCH8, 0));
1052 	amdgpu_ring_write(ring, 1 << vmid); /* mask */
1053 	amdgpu_ring_write(ring, PACKET0(mmUVD_GPCOM_VCPU_CMD, 0));
1054 	amdgpu_ring_write(ring, 0xC);
1055 }
1056 
1057 static void uvd_v6_0_ring_emit_pipeline_sync(struct amdgpu_ring *ring)
1058 {
1059 	uint32_t seq = ring->fence_drv.sync_seq;
1060 	uint64_t addr = ring->fence_drv.gpu_addr;
1061 
1062 	amdgpu_ring_write(ring, PACKET0(mmUVD_GPCOM_VCPU_DATA0, 0));
1063 	amdgpu_ring_write(ring, lower_32_bits(addr));
1064 	amdgpu_ring_write(ring, PACKET0(mmUVD_GPCOM_VCPU_DATA1, 0));
1065 	amdgpu_ring_write(ring, upper_32_bits(addr));
1066 	amdgpu_ring_write(ring, PACKET0(mmUVD_GP_SCRATCH8, 0));
1067 	amdgpu_ring_write(ring, 0xffffffff); /* mask */
1068 	amdgpu_ring_write(ring, PACKET0(mmUVD_GP_SCRATCH9, 0));
1069 	amdgpu_ring_write(ring, seq);
1070 	amdgpu_ring_write(ring, PACKET0(mmUVD_GPCOM_VCPU_CMD, 0));
1071 	amdgpu_ring_write(ring, 0xE);
1072 }
1073 
1074 static void uvd_v6_0_ring_insert_nop(struct amdgpu_ring *ring, uint32_t count)
1075 {
1076 	int i;
1077 
1078 	WARN_ON(ring->wptr % 2 || count % 2);
1079 
1080 	for (i = 0; i < count / 2; i++) {
1081 		amdgpu_ring_write(ring, PACKET0(mmUVD_NO_OP, 0));
1082 		amdgpu_ring_write(ring, 0);
1083 	}
1084 }
1085 
1086 static void uvd_v6_0_enc_ring_emit_pipeline_sync(struct amdgpu_ring *ring)
1087 {
1088 	uint32_t seq = ring->fence_drv.sync_seq;
1089 	uint64_t addr = ring->fence_drv.gpu_addr;
1090 
1091 	amdgpu_ring_write(ring, HEVC_ENC_CMD_WAIT_GE);
1092 	amdgpu_ring_write(ring, lower_32_bits(addr));
1093 	amdgpu_ring_write(ring, upper_32_bits(addr));
1094 	amdgpu_ring_write(ring, seq);
1095 }
1096 
1097 static void uvd_v6_0_enc_ring_insert_end(struct amdgpu_ring *ring)
1098 {
1099 	amdgpu_ring_write(ring, HEVC_ENC_CMD_END);
1100 }
1101 
1102 static void uvd_v6_0_enc_ring_emit_vm_flush(struct amdgpu_ring *ring,
1103 					    unsigned int vmid, uint64_t pd_addr)
1104 {
1105 	amdgpu_ring_write(ring, HEVC_ENC_CMD_UPDATE_PTB);
1106 	amdgpu_ring_write(ring, vmid);
1107 	amdgpu_ring_write(ring, pd_addr >> 12);
1108 
1109 	amdgpu_ring_write(ring, HEVC_ENC_CMD_FLUSH_TLB);
1110 	amdgpu_ring_write(ring, vmid);
1111 }
1112 
1113 static bool uvd_v6_0_is_idle(void *handle)
1114 {
1115 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1116 
1117 	return !(RREG32(mmSRBM_STATUS) & SRBM_STATUS__UVD_BUSY_MASK);
1118 }
1119 
1120 static int uvd_v6_0_wait_for_idle(void *handle)
1121 {
1122 	unsigned i;
1123 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1124 
1125 	for (i = 0; i < adev->usec_timeout; i++) {
1126 		if (uvd_v6_0_is_idle(handle))
1127 			return 0;
1128 	}
1129 	return -ETIMEDOUT;
1130 }
1131 
1132 #define AMDGPU_UVD_STATUS_BUSY_MASK    0xfd
1133 static bool uvd_v6_0_check_soft_reset(void *handle)
1134 {
1135 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1136 	u32 srbm_soft_reset = 0;
1137 	u32 tmp = RREG32(mmSRBM_STATUS);
1138 
1139 	if (REG_GET_FIELD(tmp, SRBM_STATUS, UVD_RQ_PENDING) ||
1140 	    REG_GET_FIELD(tmp, SRBM_STATUS, UVD_BUSY) ||
1141 	    (RREG32(mmUVD_STATUS) & AMDGPU_UVD_STATUS_BUSY_MASK))
1142 		srbm_soft_reset = REG_SET_FIELD(srbm_soft_reset, SRBM_SOFT_RESET, SOFT_RESET_UVD, 1);
1143 
1144 	if (srbm_soft_reset) {
1145 		adev->uvd.inst->srbm_soft_reset = srbm_soft_reset;
1146 		return true;
1147 	} else {
1148 		adev->uvd.inst->srbm_soft_reset = 0;
1149 		return false;
1150 	}
1151 }
1152 
1153 static int uvd_v6_0_pre_soft_reset(void *handle)
1154 {
1155 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1156 
1157 	if (!adev->uvd.inst->srbm_soft_reset)
1158 		return 0;
1159 
1160 	uvd_v6_0_stop(adev);
1161 	return 0;
1162 }
1163 
1164 static int uvd_v6_0_soft_reset(void *handle)
1165 {
1166 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1167 	u32 srbm_soft_reset;
1168 
1169 	if (!adev->uvd.inst->srbm_soft_reset)
1170 		return 0;
1171 	srbm_soft_reset = adev->uvd.inst->srbm_soft_reset;
1172 
1173 	if (srbm_soft_reset) {
1174 		u32 tmp;
1175 
1176 		tmp = RREG32(mmSRBM_SOFT_RESET);
1177 		tmp |= srbm_soft_reset;
1178 		dev_info(adev->dev, "SRBM_SOFT_RESET=0x%08X\n", tmp);
1179 		WREG32(mmSRBM_SOFT_RESET, tmp);
1180 		tmp = RREG32(mmSRBM_SOFT_RESET);
1181 
1182 		udelay(50);
1183 
1184 		tmp &= ~srbm_soft_reset;
1185 		WREG32(mmSRBM_SOFT_RESET, tmp);
1186 		tmp = RREG32(mmSRBM_SOFT_RESET);
1187 
1188 		/* Wait a little for things to settle down */
1189 		udelay(50);
1190 	}
1191 
1192 	return 0;
1193 }
1194 
1195 static int uvd_v6_0_post_soft_reset(void *handle)
1196 {
1197 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1198 
1199 	if (!adev->uvd.inst->srbm_soft_reset)
1200 		return 0;
1201 
1202 	mdelay(5);
1203 
1204 	return uvd_v6_0_start(adev);
1205 }
1206 
1207 static int uvd_v6_0_set_interrupt_state(struct amdgpu_device *adev,
1208 					struct amdgpu_irq_src *source,
1209 					unsigned type,
1210 					enum amdgpu_interrupt_state state)
1211 {
1212 	// TODO
1213 	return 0;
1214 }
1215 
1216 static int uvd_v6_0_process_interrupt(struct amdgpu_device *adev,
1217 				      struct amdgpu_irq_src *source,
1218 				      struct amdgpu_iv_entry *entry)
1219 {
1220 	bool int_handled = true;
1221 	DRM_DEBUG("IH: UVD TRAP\n");
1222 
1223 	switch (entry->src_id) {
1224 	case 124:
1225 		amdgpu_fence_process(&adev->uvd.inst->ring);
1226 		break;
1227 	case 119:
1228 		if (likely(uvd_v6_0_enc_support(adev)))
1229 			amdgpu_fence_process(&adev->uvd.inst->ring_enc[0]);
1230 		else
1231 			int_handled = false;
1232 		break;
1233 	case 120:
1234 		if (likely(uvd_v6_0_enc_support(adev)))
1235 			amdgpu_fence_process(&adev->uvd.inst->ring_enc[1]);
1236 		else
1237 			int_handled = false;
1238 		break;
1239 	}
1240 
1241 	if (false == int_handled)
1242 			DRM_ERROR("Unhandled interrupt: %d %d\n",
1243 			  entry->src_id, entry->src_data[0]);
1244 
1245 	return 0;
1246 }
1247 
1248 static void uvd_v6_0_enable_clock_gating(struct amdgpu_device *adev, bool enable)
1249 {
1250 	uint32_t data1, data3;
1251 
1252 	data1 = RREG32(mmUVD_SUVD_CGC_GATE);
1253 	data3 = RREG32(mmUVD_CGC_GATE);
1254 
1255 	data1 |= UVD_SUVD_CGC_GATE__SRE_MASK |
1256 		     UVD_SUVD_CGC_GATE__SIT_MASK |
1257 		     UVD_SUVD_CGC_GATE__SMP_MASK |
1258 		     UVD_SUVD_CGC_GATE__SCM_MASK |
1259 		     UVD_SUVD_CGC_GATE__SDB_MASK |
1260 		     UVD_SUVD_CGC_GATE__SRE_H264_MASK |
1261 		     UVD_SUVD_CGC_GATE__SRE_HEVC_MASK |
1262 		     UVD_SUVD_CGC_GATE__SIT_H264_MASK |
1263 		     UVD_SUVD_CGC_GATE__SIT_HEVC_MASK |
1264 		     UVD_SUVD_CGC_GATE__SCM_H264_MASK |
1265 		     UVD_SUVD_CGC_GATE__SCM_HEVC_MASK |
1266 		     UVD_SUVD_CGC_GATE__SDB_H264_MASK |
1267 		     UVD_SUVD_CGC_GATE__SDB_HEVC_MASK;
1268 
1269 	if (enable) {
1270 		data3 |= (UVD_CGC_GATE__SYS_MASK       |
1271 			UVD_CGC_GATE__UDEC_MASK      |
1272 			UVD_CGC_GATE__MPEG2_MASK     |
1273 			UVD_CGC_GATE__RBC_MASK       |
1274 			UVD_CGC_GATE__LMI_MC_MASK    |
1275 			UVD_CGC_GATE__LMI_UMC_MASK   |
1276 			UVD_CGC_GATE__IDCT_MASK      |
1277 			UVD_CGC_GATE__MPRD_MASK      |
1278 			UVD_CGC_GATE__MPC_MASK       |
1279 			UVD_CGC_GATE__LBSI_MASK      |
1280 			UVD_CGC_GATE__LRBBM_MASK     |
1281 			UVD_CGC_GATE__UDEC_RE_MASK   |
1282 			UVD_CGC_GATE__UDEC_CM_MASK   |
1283 			UVD_CGC_GATE__UDEC_IT_MASK   |
1284 			UVD_CGC_GATE__UDEC_DB_MASK   |
1285 			UVD_CGC_GATE__UDEC_MP_MASK   |
1286 			UVD_CGC_GATE__WCB_MASK       |
1287 			UVD_CGC_GATE__JPEG_MASK      |
1288 			UVD_CGC_GATE__SCPU_MASK      |
1289 			UVD_CGC_GATE__JPEG2_MASK);
1290 		/* only in pg enabled, we can gate clock to vcpu*/
1291 		if (adev->pg_flags & AMD_PG_SUPPORT_UVD)
1292 			data3 |= UVD_CGC_GATE__VCPU_MASK;
1293 
1294 		data3 &= ~UVD_CGC_GATE__REGS_MASK;
1295 	} else {
1296 		data3 = 0;
1297 	}
1298 
1299 	WREG32(mmUVD_SUVD_CGC_GATE, data1);
1300 	WREG32(mmUVD_CGC_GATE, data3);
1301 }
1302 
1303 static void uvd_v6_0_set_sw_clock_gating(struct amdgpu_device *adev)
1304 {
1305 	uint32_t data, data2;
1306 
1307 	data = RREG32(mmUVD_CGC_CTRL);
1308 	data2 = RREG32(mmUVD_SUVD_CGC_CTRL);
1309 
1310 
1311 	data &= ~(UVD_CGC_CTRL__CLK_OFF_DELAY_MASK |
1312 		  UVD_CGC_CTRL__CLK_GATE_DLY_TIMER_MASK);
1313 
1314 
1315 	data |= UVD_CGC_CTRL__DYN_CLOCK_MODE_MASK |
1316 		(1 << REG_FIELD_SHIFT(UVD_CGC_CTRL, CLK_GATE_DLY_TIMER)) |
1317 		(4 << REG_FIELD_SHIFT(UVD_CGC_CTRL, CLK_OFF_DELAY));
1318 
1319 	data &= ~(UVD_CGC_CTRL__UDEC_RE_MODE_MASK |
1320 			UVD_CGC_CTRL__UDEC_CM_MODE_MASK |
1321 			UVD_CGC_CTRL__UDEC_IT_MODE_MASK |
1322 			UVD_CGC_CTRL__UDEC_DB_MODE_MASK |
1323 			UVD_CGC_CTRL__UDEC_MP_MODE_MASK |
1324 			UVD_CGC_CTRL__SYS_MODE_MASK |
1325 			UVD_CGC_CTRL__UDEC_MODE_MASK |
1326 			UVD_CGC_CTRL__MPEG2_MODE_MASK |
1327 			UVD_CGC_CTRL__REGS_MODE_MASK |
1328 			UVD_CGC_CTRL__RBC_MODE_MASK |
1329 			UVD_CGC_CTRL__LMI_MC_MODE_MASK |
1330 			UVD_CGC_CTRL__LMI_UMC_MODE_MASK |
1331 			UVD_CGC_CTRL__IDCT_MODE_MASK |
1332 			UVD_CGC_CTRL__MPRD_MODE_MASK |
1333 			UVD_CGC_CTRL__MPC_MODE_MASK |
1334 			UVD_CGC_CTRL__LBSI_MODE_MASK |
1335 			UVD_CGC_CTRL__LRBBM_MODE_MASK |
1336 			UVD_CGC_CTRL__WCB_MODE_MASK |
1337 			UVD_CGC_CTRL__VCPU_MODE_MASK |
1338 			UVD_CGC_CTRL__JPEG_MODE_MASK |
1339 			UVD_CGC_CTRL__SCPU_MODE_MASK |
1340 			UVD_CGC_CTRL__JPEG2_MODE_MASK);
1341 	data2 &= ~(UVD_SUVD_CGC_CTRL__SRE_MODE_MASK |
1342 			UVD_SUVD_CGC_CTRL__SIT_MODE_MASK |
1343 			UVD_SUVD_CGC_CTRL__SMP_MODE_MASK |
1344 			UVD_SUVD_CGC_CTRL__SCM_MODE_MASK |
1345 			UVD_SUVD_CGC_CTRL__SDB_MODE_MASK);
1346 
1347 	WREG32(mmUVD_CGC_CTRL, data);
1348 	WREG32(mmUVD_SUVD_CGC_CTRL, data2);
1349 }
1350 
1351 #if 0
1352 static void uvd_v6_0_set_hw_clock_gating(struct amdgpu_device *adev)
1353 {
1354 	uint32_t data, data1, cgc_flags, suvd_flags;
1355 
1356 	data = RREG32(mmUVD_CGC_GATE);
1357 	data1 = RREG32(mmUVD_SUVD_CGC_GATE);
1358 
1359 	cgc_flags = UVD_CGC_GATE__SYS_MASK |
1360 		UVD_CGC_GATE__UDEC_MASK |
1361 		UVD_CGC_GATE__MPEG2_MASK |
1362 		UVD_CGC_GATE__RBC_MASK |
1363 		UVD_CGC_GATE__LMI_MC_MASK |
1364 		UVD_CGC_GATE__IDCT_MASK |
1365 		UVD_CGC_GATE__MPRD_MASK |
1366 		UVD_CGC_GATE__MPC_MASK |
1367 		UVD_CGC_GATE__LBSI_MASK |
1368 		UVD_CGC_GATE__LRBBM_MASK |
1369 		UVD_CGC_GATE__UDEC_RE_MASK |
1370 		UVD_CGC_GATE__UDEC_CM_MASK |
1371 		UVD_CGC_GATE__UDEC_IT_MASK |
1372 		UVD_CGC_GATE__UDEC_DB_MASK |
1373 		UVD_CGC_GATE__UDEC_MP_MASK |
1374 		UVD_CGC_GATE__WCB_MASK |
1375 		UVD_CGC_GATE__VCPU_MASK |
1376 		UVD_CGC_GATE__SCPU_MASK |
1377 		UVD_CGC_GATE__JPEG_MASK |
1378 		UVD_CGC_GATE__JPEG2_MASK;
1379 
1380 	suvd_flags = UVD_SUVD_CGC_GATE__SRE_MASK |
1381 				UVD_SUVD_CGC_GATE__SIT_MASK |
1382 				UVD_SUVD_CGC_GATE__SMP_MASK |
1383 				UVD_SUVD_CGC_GATE__SCM_MASK |
1384 				UVD_SUVD_CGC_GATE__SDB_MASK;
1385 
1386 	data |= cgc_flags;
1387 	data1 |= suvd_flags;
1388 
1389 	WREG32(mmUVD_CGC_GATE, data);
1390 	WREG32(mmUVD_SUVD_CGC_GATE, data1);
1391 }
1392 #endif
1393 
1394 static void uvd_v6_0_enable_mgcg(struct amdgpu_device *adev,
1395 				 bool enable)
1396 {
1397 	u32 orig, data;
1398 
1399 	if (enable && (adev->cg_flags & AMD_CG_SUPPORT_UVD_MGCG)) {
1400 		data = RREG32_UVD_CTX(ixUVD_CGC_MEM_CTRL);
1401 		data |= 0xfff;
1402 		WREG32_UVD_CTX(ixUVD_CGC_MEM_CTRL, data);
1403 
1404 		orig = data = RREG32(mmUVD_CGC_CTRL);
1405 		data |= UVD_CGC_CTRL__DYN_CLOCK_MODE_MASK;
1406 		if (orig != data)
1407 			WREG32(mmUVD_CGC_CTRL, data);
1408 	} else {
1409 		data = RREG32_UVD_CTX(ixUVD_CGC_MEM_CTRL);
1410 		data &= ~0xfff;
1411 		WREG32_UVD_CTX(ixUVD_CGC_MEM_CTRL, data);
1412 
1413 		orig = data = RREG32(mmUVD_CGC_CTRL);
1414 		data &= ~UVD_CGC_CTRL__DYN_CLOCK_MODE_MASK;
1415 		if (orig != data)
1416 			WREG32(mmUVD_CGC_CTRL, data);
1417 	}
1418 }
1419 
1420 static int uvd_v6_0_set_clockgating_state(void *handle,
1421 					  enum amd_clockgating_state state)
1422 {
1423 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1424 	bool enable = (state == AMD_CG_STATE_GATE) ? true : false;
1425 
1426 	if (enable) {
1427 		/* wait for STATUS to clear */
1428 		if (uvd_v6_0_wait_for_idle(handle))
1429 			return -EBUSY;
1430 		uvd_v6_0_enable_clock_gating(adev, true);
1431 		/* enable HW gates because UVD is idle */
1432 /*		uvd_v6_0_set_hw_clock_gating(adev); */
1433 	} else {
1434 		/* disable HW gating and enable Sw gating */
1435 		uvd_v6_0_enable_clock_gating(adev, false);
1436 	}
1437 	uvd_v6_0_set_sw_clock_gating(adev);
1438 	return 0;
1439 }
1440 
1441 static int uvd_v6_0_set_powergating_state(void *handle,
1442 					  enum amd_powergating_state state)
1443 {
1444 	/* This doesn't actually powergate the UVD block.
1445 	 * That's done in the dpm code via the SMC.  This
1446 	 * just re-inits the block as necessary.  The actual
1447 	 * gating still happens in the dpm code.  We should
1448 	 * revisit this when there is a cleaner line between
1449 	 * the smc and the hw blocks
1450 	 */
1451 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1452 	int ret = 0;
1453 
1454 	WREG32(mmUVD_POWER_STATUS, UVD_POWER_STATUS__UVD_PG_EN_MASK);
1455 
1456 	if (state == AMD_PG_STATE_GATE) {
1457 		uvd_v6_0_stop(adev);
1458 	} else {
1459 		ret = uvd_v6_0_start(adev);
1460 		if (ret)
1461 			goto out;
1462 	}
1463 
1464 out:
1465 	return ret;
1466 }
1467 
1468 static void uvd_v6_0_get_clockgating_state(void *handle, u32 *flags)
1469 {
1470 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1471 	int data;
1472 
1473 	mutex_lock(&adev->pm.mutex);
1474 
1475 	if (adev->flags & AMD_IS_APU)
1476 		data = RREG32_SMC(ixCURRENT_PG_STATUS_APU);
1477 	else
1478 		data = RREG32_SMC(ixCURRENT_PG_STATUS);
1479 
1480 	if (data & CURRENT_PG_STATUS__UVD_PG_STATUS_MASK) {
1481 		DRM_INFO("Cannot get clockgating state when UVD is powergated.\n");
1482 		goto out;
1483 	}
1484 
1485 	/* AMD_CG_SUPPORT_UVD_MGCG */
1486 	data = RREG32(mmUVD_CGC_CTRL);
1487 	if (data & UVD_CGC_CTRL__DYN_CLOCK_MODE_MASK)
1488 		*flags |= AMD_CG_SUPPORT_UVD_MGCG;
1489 
1490 out:
1491 	mutex_unlock(&adev->pm.mutex);
1492 }
1493 
1494 static const struct amd_ip_funcs uvd_v6_0_ip_funcs = {
1495 	.name = "uvd_v6_0",
1496 	.early_init = uvd_v6_0_early_init,
1497 	.late_init = NULL,
1498 	.sw_init = uvd_v6_0_sw_init,
1499 	.sw_fini = uvd_v6_0_sw_fini,
1500 	.hw_init = uvd_v6_0_hw_init,
1501 	.hw_fini = uvd_v6_0_hw_fini,
1502 	.suspend = uvd_v6_0_suspend,
1503 	.resume = uvd_v6_0_resume,
1504 	.is_idle = uvd_v6_0_is_idle,
1505 	.wait_for_idle = uvd_v6_0_wait_for_idle,
1506 	.check_soft_reset = uvd_v6_0_check_soft_reset,
1507 	.pre_soft_reset = uvd_v6_0_pre_soft_reset,
1508 	.soft_reset = uvd_v6_0_soft_reset,
1509 	.post_soft_reset = uvd_v6_0_post_soft_reset,
1510 	.set_clockgating_state = uvd_v6_0_set_clockgating_state,
1511 	.set_powergating_state = uvd_v6_0_set_powergating_state,
1512 	.get_clockgating_state = uvd_v6_0_get_clockgating_state,
1513 };
1514 
1515 static const struct amdgpu_ring_funcs uvd_v6_0_ring_phys_funcs = {
1516 	.type = AMDGPU_RING_TYPE_UVD,
1517 	.align_mask = 0xf,
1518 	.support_64bit_ptrs = false,
1519 	.no_user_fence = true,
1520 	.get_rptr = uvd_v6_0_ring_get_rptr,
1521 	.get_wptr = uvd_v6_0_ring_get_wptr,
1522 	.set_wptr = uvd_v6_0_ring_set_wptr,
1523 	.parse_cs = amdgpu_uvd_ring_parse_cs,
1524 	.emit_frame_size =
1525 		6 + /* hdp invalidate */
1526 		10 + /* uvd_v6_0_ring_emit_pipeline_sync */
1527 		14, /* uvd_v6_0_ring_emit_fence x1 no user fence */
1528 	.emit_ib_size = 8, /* uvd_v6_0_ring_emit_ib */
1529 	.emit_ib = uvd_v6_0_ring_emit_ib,
1530 	.emit_fence = uvd_v6_0_ring_emit_fence,
1531 	.emit_hdp_flush = uvd_v6_0_ring_emit_hdp_flush,
1532 	.test_ring = uvd_v6_0_ring_test_ring,
1533 	.test_ib = amdgpu_uvd_ring_test_ib,
1534 	.insert_nop = uvd_v6_0_ring_insert_nop,
1535 	.pad_ib = amdgpu_ring_generic_pad_ib,
1536 	.begin_use = amdgpu_uvd_ring_begin_use,
1537 	.end_use = amdgpu_uvd_ring_end_use,
1538 	.emit_wreg = uvd_v6_0_ring_emit_wreg,
1539 };
1540 
1541 static const struct amdgpu_ring_funcs uvd_v6_0_ring_vm_funcs = {
1542 	.type = AMDGPU_RING_TYPE_UVD,
1543 	.align_mask = 0xf,
1544 	.support_64bit_ptrs = false,
1545 	.no_user_fence = true,
1546 	.get_rptr = uvd_v6_0_ring_get_rptr,
1547 	.get_wptr = uvd_v6_0_ring_get_wptr,
1548 	.set_wptr = uvd_v6_0_ring_set_wptr,
1549 	.emit_frame_size =
1550 		6 + /* hdp invalidate */
1551 		10 + /* uvd_v6_0_ring_emit_pipeline_sync */
1552 		VI_FLUSH_GPU_TLB_NUM_WREG * 6 + 8 + /* uvd_v6_0_ring_emit_vm_flush */
1553 		14 + 14, /* uvd_v6_0_ring_emit_fence x2 vm fence */
1554 	.emit_ib_size = 8, /* uvd_v6_0_ring_emit_ib */
1555 	.emit_ib = uvd_v6_0_ring_emit_ib,
1556 	.emit_fence = uvd_v6_0_ring_emit_fence,
1557 	.emit_vm_flush = uvd_v6_0_ring_emit_vm_flush,
1558 	.emit_pipeline_sync = uvd_v6_0_ring_emit_pipeline_sync,
1559 	.emit_hdp_flush = uvd_v6_0_ring_emit_hdp_flush,
1560 	.test_ring = uvd_v6_0_ring_test_ring,
1561 	.test_ib = amdgpu_uvd_ring_test_ib,
1562 	.insert_nop = uvd_v6_0_ring_insert_nop,
1563 	.pad_ib = amdgpu_ring_generic_pad_ib,
1564 	.begin_use = amdgpu_uvd_ring_begin_use,
1565 	.end_use = amdgpu_uvd_ring_end_use,
1566 	.emit_wreg = uvd_v6_0_ring_emit_wreg,
1567 };
1568 
1569 static const struct amdgpu_ring_funcs uvd_v6_0_enc_ring_vm_funcs = {
1570 	.type = AMDGPU_RING_TYPE_UVD_ENC,
1571 	.align_mask = 0x3f,
1572 	.nop = HEVC_ENC_CMD_NO_OP,
1573 	.support_64bit_ptrs = false,
1574 	.no_user_fence = true,
1575 	.get_rptr = uvd_v6_0_enc_ring_get_rptr,
1576 	.get_wptr = uvd_v6_0_enc_ring_get_wptr,
1577 	.set_wptr = uvd_v6_0_enc_ring_set_wptr,
1578 	.emit_frame_size =
1579 		4 + /* uvd_v6_0_enc_ring_emit_pipeline_sync */
1580 		5 + /* uvd_v6_0_enc_ring_emit_vm_flush */
1581 		5 + 5 + /* uvd_v6_0_enc_ring_emit_fence x2 vm fence */
1582 		1, /* uvd_v6_0_enc_ring_insert_end */
1583 	.emit_ib_size = 5, /* uvd_v6_0_enc_ring_emit_ib */
1584 	.emit_ib = uvd_v6_0_enc_ring_emit_ib,
1585 	.emit_fence = uvd_v6_0_enc_ring_emit_fence,
1586 	.emit_vm_flush = uvd_v6_0_enc_ring_emit_vm_flush,
1587 	.emit_pipeline_sync = uvd_v6_0_enc_ring_emit_pipeline_sync,
1588 	.test_ring = uvd_v6_0_enc_ring_test_ring,
1589 	.test_ib = uvd_v6_0_enc_ring_test_ib,
1590 	.insert_nop = amdgpu_ring_insert_nop,
1591 	.insert_end = uvd_v6_0_enc_ring_insert_end,
1592 	.pad_ib = amdgpu_ring_generic_pad_ib,
1593 	.begin_use = amdgpu_uvd_ring_begin_use,
1594 	.end_use = amdgpu_uvd_ring_end_use,
1595 };
1596 
1597 static void uvd_v6_0_set_ring_funcs(struct amdgpu_device *adev)
1598 {
1599 	if (adev->asic_type >= CHIP_POLARIS10) {
1600 		adev->uvd.inst->ring.funcs = &uvd_v6_0_ring_vm_funcs;
1601 		DRM_INFO("UVD is enabled in VM mode\n");
1602 	} else {
1603 		adev->uvd.inst->ring.funcs = &uvd_v6_0_ring_phys_funcs;
1604 		DRM_INFO("UVD is enabled in physical mode\n");
1605 	}
1606 }
1607 
1608 static void uvd_v6_0_set_enc_ring_funcs(struct amdgpu_device *adev)
1609 {
1610 	int i;
1611 
1612 	for (i = 0; i < adev->uvd.num_enc_rings; ++i)
1613 		adev->uvd.inst->ring_enc[i].funcs = &uvd_v6_0_enc_ring_vm_funcs;
1614 
1615 	DRM_INFO("UVD ENC is enabled in VM mode\n");
1616 }
1617 
1618 static const struct amdgpu_irq_src_funcs uvd_v6_0_irq_funcs = {
1619 	.set = uvd_v6_0_set_interrupt_state,
1620 	.process = uvd_v6_0_process_interrupt,
1621 };
1622 
1623 static void uvd_v6_0_set_irq_funcs(struct amdgpu_device *adev)
1624 {
1625 	if (uvd_v6_0_enc_support(adev))
1626 		adev->uvd.inst->irq.num_types = adev->uvd.num_enc_rings + 1;
1627 	else
1628 		adev->uvd.inst->irq.num_types = 1;
1629 
1630 	adev->uvd.inst->irq.funcs = &uvd_v6_0_irq_funcs;
1631 }
1632 
1633 const struct amdgpu_ip_block_version uvd_v6_0_ip_block =
1634 {
1635 		.type = AMD_IP_BLOCK_TYPE_UVD,
1636 		.major = 6,
1637 		.minor = 0,
1638 		.rev = 0,
1639 		.funcs = &uvd_v6_0_ip_funcs,
1640 };
1641 
1642 const struct amdgpu_ip_block_version uvd_v6_2_ip_block =
1643 {
1644 		.type = AMD_IP_BLOCK_TYPE_UVD,
1645 		.major = 6,
1646 		.minor = 2,
1647 		.rev = 0,
1648 		.funcs = &uvd_v6_0_ip_funcs,
1649 };
1650 
1651 const struct amdgpu_ip_block_version uvd_v6_3_ip_block =
1652 {
1653 		.type = AMD_IP_BLOCK_TYPE_UVD,
1654 		.major = 6,
1655 		.minor = 3,
1656 		.rev = 0,
1657 		.funcs = &uvd_v6_0_ip_funcs,
1658 };
1659