xref: /openbmc/linux/drivers/gpu/drm/amd/amdgpu/uvd_v6_0.c (revision 2e6ae11dd0d1c37f44cec51a58fb2092e55ed0f5)
1 /*
2  * Copyright 2014 Advanced Micro Devices, Inc.
3  *
4  * Permission is hereby granted, free of charge, to any person obtaining a
5  * copy of this software and associated documentation files (the "Software"),
6  * to deal in the Software without restriction, including without limitation
7  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8  * and/or sell copies of the Software, and to permit persons to whom the
9  * Software is furnished to do so, subject to the following conditions:
10  *
11  * The above copyright notice and this permission notice shall be included in
12  * all copies or substantial portions of the Software.
13  *
14  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
17  * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
18  * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
19  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
20  * OTHER DEALINGS IN THE SOFTWARE.
21  *
22  * Authors: Christian König <christian.koenig@amd.com>
23  */
24 
25 #include <linux/firmware.h>
26 #include <drm/drmP.h>
27 #include "amdgpu.h"
28 #include "amdgpu_uvd.h"
29 #include "vid.h"
30 #include "uvd/uvd_6_0_d.h"
31 #include "uvd/uvd_6_0_sh_mask.h"
32 #include "oss/oss_2_0_d.h"
33 #include "oss/oss_2_0_sh_mask.h"
34 #include "smu/smu_7_1_3_d.h"
35 #include "smu/smu_7_1_3_sh_mask.h"
36 #include "bif/bif_5_1_d.h"
37 #include "gmc/gmc_8_1_d.h"
38 #include "vi.h"
39 #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 = amdgpu_ring_get_rptr(ring);
174 	unsigned i;
175 	int r;
176 
177 	r = amdgpu_ring_alloc(ring, 16);
178 	if (r) {
179 		DRM_ERROR("amdgpu: uvd enc failed to lock ring %d (%d).\n",
180 			  ring->idx, r);
181 		return r;
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 		DRM_UDELAY(1);
190 	}
191 
192 	if (i < adev->usec_timeout) {
193 		DRM_DEBUG("ring test on %d succeeded in %d usecs\n",
194 			 ring->idx, i);
195 	} else {
196 		DRM_ERROR("amdgpu: ring %d test failed\n",
197 			  ring->idx);
198 		r = -ETIMEDOUT;
199 	}
200 
201 	return r;
202 }
203 
204 /**
205  * uvd_v6_0_enc_get_create_msg - generate a UVD ENC create msg
206  *
207  * @adev: amdgpu_device pointer
208  * @ring: ring we should submit the msg to
209  * @handle: session handle to use
210  * @fence: optional fence to return
211  *
212  * Open up a stream for HW test
213  */
214 static int uvd_v6_0_enc_get_create_msg(struct amdgpu_ring *ring, uint32_t handle,
215 				       struct dma_fence **fence)
216 {
217 	const unsigned ib_size_dw = 16;
218 	struct amdgpu_job *job;
219 	struct amdgpu_ib *ib;
220 	struct dma_fence *f = NULL;
221 	uint64_t dummy;
222 	int i, r;
223 
224 	r = amdgpu_job_alloc_with_ib(ring->adev, ib_size_dw * 4, &job);
225 	if (r)
226 		return r;
227 
228 	ib = &job->ibs[0];
229 	dummy = ib->gpu_addr + 1024;
230 
231 	ib->length_dw = 0;
232 	ib->ptr[ib->length_dw++] = 0x00000018;
233 	ib->ptr[ib->length_dw++] = 0x00000001; /* session info */
234 	ib->ptr[ib->length_dw++] = handle;
235 	ib->ptr[ib->length_dw++] = 0x00010000;
236 	ib->ptr[ib->length_dw++] = upper_32_bits(dummy);
237 	ib->ptr[ib->length_dw++] = dummy;
238 
239 	ib->ptr[ib->length_dw++] = 0x00000014;
240 	ib->ptr[ib->length_dw++] = 0x00000002; /* task info */
241 	ib->ptr[ib->length_dw++] = 0x0000001c;
242 	ib->ptr[ib->length_dw++] = 0x00000001;
243 	ib->ptr[ib->length_dw++] = 0x00000000;
244 
245 	ib->ptr[ib->length_dw++] = 0x00000008;
246 	ib->ptr[ib->length_dw++] = 0x08000001; /* op initialize */
247 
248 	for (i = ib->length_dw; i < ib_size_dw; ++i)
249 		ib->ptr[i] = 0x0;
250 
251 	r = amdgpu_job_submit_direct(job, ring, &f);
252 	if (r)
253 		goto err;
254 
255 	if (fence)
256 		*fence = dma_fence_get(f);
257 	dma_fence_put(f);
258 	return 0;
259 
260 err:
261 	amdgpu_job_free(job);
262 	return r;
263 }
264 
265 /**
266  * uvd_v6_0_enc_get_destroy_msg - generate a UVD ENC destroy msg
267  *
268  * @adev: amdgpu_device pointer
269  * @ring: ring we should submit the msg to
270  * @handle: session handle to use
271  * @fence: optional fence to return
272  *
273  * Close up a stream for HW test or if userspace failed to do so
274  */
275 static int uvd_v6_0_enc_get_destroy_msg(struct amdgpu_ring *ring,
276 					uint32_t handle,
277 					bool direct, struct dma_fence **fence)
278 {
279 	const unsigned ib_size_dw = 16;
280 	struct amdgpu_job *job;
281 	struct amdgpu_ib *ib;
282 	struct dma_fence *f = NULL;
283 	uint64_t dummy;
284 	int i, r;
285 
286 	r = amdgpu_job_alloc_with_ib(ring->adev, ib_size_dw * 4, &job);
287 	if (r)
288 		return r;
289 
290 	ib = &job->ibs[0];
291 	dummy = ib->gpu_addr + 1024;
292 
293 	ib->length_dw = 0;
294 	ib->ptr[ib->length_dw++] = 0x00000018;
295 	ib->ptr[ib->length_dw++] = 0x00000001; /* session info */
296 	ib->ptr[ib->length_dw++] = handle;
297 	ib->ptr[ib->length_dw++] = 0x00010000;
298 	ib->ptr[ib->length_dw++] = upper_32_bits(dummy);
299 	ib->ptr[ib->length_dw++] = dummy;
300 
301 	ib->ptr[ib->length_dw++] = 0x00000014;
302 	ib->ptr[ib->length_dw++] = 0x00000002; /* task info */
303 	ib->ptr[ib->length_dw++] = 0x0000001c;
304 	ib->ptr[ib->length_dw++] = 0x00000001;
305 	ib->ptr[ib->length_dw++] = 0x00000000;
306 
307 	ib->ptr[ib->length_dw++] = 0x00000008;
308 	ib->ptr[ib->length_dw++] = 0x08000002; /* op close session */
309 
310 	for (i = ib->length_dw; i < ib_size_dw; ++i)
311 		ib->ptr[i] = 0x0;
312 
313 	if (direct)
314 		r = amdgpu_job_submit_direct(job, ring, &f);
315 	else
316 		r = amdgpu_job_submit(job, &ring->adev->vce.entity,
317 				      AMDGPU_FENCE_OWNER_UNDEFINED, &f);
318 	if (r)
319 		goto err;
320 
321 	if (fence)
322 		*fence = dma_fence_get(f);
323 	dma_fence_put(f);
324 	return 0;
325 
326 err:
327 	amdgpu_job_free(job);
328 	return r;
329 }
330 
331 /**
332  * uvd_v6_0_enc_ring_test_ib - test if UVD ENC IBs are working
333  *
334  * @ring: the engine to test on
335  *
336  */
337 static int uvd_v6_0_enc_ring_test_ib(struct amdgpu_ring *ring, long timeout)
338 {
339 	struct dma_fence *fence = NULL;
340 	long r;
341 
342 	r = uvd_v6_0_enc_get_create_msg(ring, 1, NULL);
343 	if (r) {
344 		DRM_ERROR("amdgpu: failed to get create msg (%ld).\n", r);
345 		goto error;
346 	}
347 
348 	r = uvd_v6_0_enc_get_destroy_msg(ring, 1, true, &fence);
349 	if (r) {
350 		DRM_ERROR("amdgpu: failed to get destroy ib (%ld).\n", r);
351 		goto error;
352 	}
353 
354 	r = dma_fence_wait_timeout(fence, false, timeout);
355 	if (r == 0) {
356 		DRM_ERROR("amdgpu: IB test timed out.\n");
357 		r = -ETIMEDOUT;
358 	} else if (r < 0) {
359 		DRM_ERROR("amdgpu: fence wait failed (%ld).\n", r);
360 	} else {
361 		DRM_DEBUG("ib test on ring %d succeeded\n", ring->idx);
362 		r = 0;
363 	}
364 error:
365 	dma_fence_put(fence);
366 	return r;
367 }
368 static int uvd_v6_0_early_init(void *handle)
369 {
370 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
371 	adev->uvd.num_uvd_inst = 1;
372 
373 	if (!(adev->flags & AMD_IS_APU) &&
374 	    (RREG32_SMC(ixCC_HARVEST_FUSES) & CC_HARVEST_FUSES__UVD_DISABLE_MASK))
375 		return -ENOENT;
376 
377 	uvd_v6_0_set_ring_funcs(adev);
378 
379 	if (uvd_v6_0_enc_support(adev)) {
380 		adev->uvd.num_enc_rings = 2;
381 		uvd_v6_0_set_enc_ring_funcs(adev);
382 	}
383 
384 	uvd_v6_0_set_irq_funcs(adev);
385 
386 	return 0;
387 }
388 
389 static int uvd_v6_0_sw_init(void *handle)
390 {
391 	struct amdgpu_ring *ring;
392 	int i, r;
393 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
394 
395 	/* UVD TRAP */
396 	r = amdgpu_irq_add_id(adev, AMDGPU_IH_CLIENTID_LEGACY, VISLANDS30_IV_SRCID_UVD_SYSTEM_MESSAGE, &adev->uvd.inst->irq);
397 	if (r)
398 		return r;
399 
400 	/* UVD ENC TRAP */
401 	if (uvd_v6_0_enc_support(adev)) {
402 		for (i = 0; i < adev->uvd.num_enc_rings; ++i) {
403 			r = amdgpu_irq_add_id(adev, AMDGPU_IH_CLIENTID_LEGACY, i + VISLANDS30_IV_SRCID_UVD_ENC_GEN_PURP, &adev->uvd.inst->irq);
404 			if (r)
405 				return r;
406 		}
407 	}
408 
409 	r = amdgpu_uvd_sw_init(adev);
410 	if (r)
411 		return r;
412 
413 	if (!uvd_v6_0_enc_support(adev)) {
414 		for (i = 0; i < adev->uvd.num_enc_rings; ++i)
415 			adev->uvd.inst->ring_enc[i].funcs = NULL;
416 
417 		adev->uvd.inst->irq.num_types = 1;
418 		adev->uvd.num_enc_rings = 0;
419 
420 		DRM_INFO("UVD ENC is disabled\n");
421 	}
422 
423 	r = amdgpu_uvd_resume(adev);
424 	if (r)
425 		return r;
426 
427 	ring = &adev->uvd.inst->ring;
428 	sprintf(ring->name, "uvd");
429 	r = amdgpu_ring_init(adev, ring, 512, &adev->uvd.inst->irq, 0);
430 	if (r)
431 		return r;
432 
433 	if (uvd_v6_0_enc_support(adev)) {
434 		for (i = 0; i < adev->uvd.num_enc_rings; ++i) {
435 			ring = &adev->uvd.inst->ring_enc[i];
436 			sprintf(ring->name, "uvd_enc%d", i);
437 			r = amdgpu_ring_init(adev, ring, 512, &adev->uvd.inst->irq, 0);
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 	ring->ready = true;
484 	r = amdgpu_ring_test_ring(ring);
485 	if (r) {
486 		ring->ready = false;
487 		goto done;
488 	}
489 
490 	r = amdgpu_ring_alloc(ring, 10);
491 	if (r) {
492 		DRM_ERROR("amdgpu: ring failed to lock UVD ring (%d).\n", r);
493 		goto done;
494 	}
495 
496 	tmp = PACKET0(mmUVD_SEMA_WAIT_FAULT_TIMEOUT_CNTL, 0);
497 	amdgpu_ring_write(ring, tmp);
498 	amdgpu_ring_write(ring, 0xFFFFF);
499 
500 	tmp = PACKET0(mmUVD_SEMA_WAIT_INCOMPLETE_TIMEOUT_CNTL, 0);
501 	amdgpu_ring_write(ring, tmp);
502 	amdgpu_ring_write(ring, 0xFFFFF);
503 
504 	tmp = PACKET0(mmUVD_SEMA_SIGNAL_INCOMPLETE_TIMEOUT_CNTL, 0);
505 	amdgpu_ring_write(ring, tmp);
506 	amdgpu_ring_write(ring, 0xFFFFF);
507 
508 	/* Clear timeout status bits */
509 	amdgpu_ring_write(ring, PACKET0(mmUVD_SEMA_TIMEOUT_STATUS, 0));
510 	amdgpu_ring_write(ring, 0x8);
511 
512 	amdgpu_ring_write(ring, PACKET0(mmUVD_SEMA_CNTL, 0));
513 	amdgpu_ring_write(ring, 3);
514 
515 	amdgpu_ring_commit(ring);
516 
517 	if (uvd_v6_0_enc_support(adev)) {
518 		for (i = 0; i < adev->uvd.num_enc_rings; ++i) {
519 			ring = &adev->uvd.inst->ring_enc[i];
520 			ring->ready = true;
521 			r = amdgpu_ring_test_ring(ring);
522 			if (r) {
523 				ring->ready = false;
524 				goto done;
525 			}
526 		}
527 	}
528 
529 done:
530 	if (!r) {
531 		if (uvd_v6_0_enc_support(adev))
532 			DRM_INFO("UVD and UVD ENC initialized successfully.\n");
533 		else
534 			DRM_INFO("UVD initialized successfully.\n");
535 	}
536 
537 	return r;
538 }
539 
540 /**
541  * uvd_v6_0_hw_fini - stop the hardware block
542  *
543  * @adev: amdgpu_device pointer
544  *
545  * Stop the UVD block, mark ring as not ready any more
546  */
547 static int uvd_v6_0_hw_fini(void *handle)
548 {
549 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
550 	struct amdgpu_ring *ring = &adev->uvd.inst->ring;
551 
552 	if (RREG32(mmUVD_STATUS) != 0)
553 		uvd_v6_0_stop(adev);
554 
555 	ring->ready = false;
556 
557 	return 0;
558 }
559 
560 static int uvd_v6_0_suspend(void *handle)
561 {
562 	int r;
563 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
564 
565 	r = uvd_v6_0_hw_fini(adev);
566 	if (r)
567 		return r;
568 
569 	return amdgpu_uvd_suspend(adev);
570 }
571 
572 static int uvd_v6_0_resume(void *handle)
573 {
574 	int r;
575 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
576 
577 	r = amdgpu_uvd_resume(adev);
578 	if (r)
579 		return r;
580 
581 	return uvd_v6_0_hw_init(adev);
582 }
583 
584 /**
585  * uvd_v6_0_mc_resume - memory controller programming
586  *
587  * @adev: amdgpu_device pointer
588  *
589  * Let the UVD memory controller know it's offsets
590  */
591 static void uvd_v6_0_mc_resume(struct amdgpu_device *adev)
592 {
593 	uint64_t offset;
594 	uint32_t size;
595 
596 	/* programm memory controller bits 0-27 */
597 	WREG32(mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW,
598 			lower_32_bits(adev->uvd.inst->gpu_addr));
599 	WREG32(mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH,
600 			upper_32_bits(adev->uvd.inst->gpu_addr));
601 
602 	offset = AMDGPU_UVD_FIRMWARE_OFFSET;
603 	size = AMDGPU_UVD_FIRMWARE_SIZE(adev);
604 	WREG32(mmUVD_VCPU_CACHE_OFFSET0, offset >> 3);
605 	WREG32(mmUVD_VCPU_CACHE_SIZE0, size);
606 
607 	offset += size;
608 	size = AMDGPU_UVD_HEAP_SIZE;
609 	WREG32(mmUVD_VCPU_CACHE_OFFSET1, offset >> 3);
610 	WREG32(mmUVD_VCPU_CACHE_SIZE1, size);
611 
612 	offset += size;
613 	size = AMDGPU_UVD_STACK_SIZE +
614 	       (AMDGPU_UVD_SESSION_SIZE * adev->uvd.max_handles);
615 	WREG32(mmUVD_VCPU_CACHE_OFFSET2, offset >> 3);
616 	WREG32(mmUVD_VCPU_CACHE_SIZE2, size);
617 
618 	WREG32(mmUVD_UDEC_ADDR_CONFIG, adev->gfx.config.gb_addr_config);
619 	WREG32(mmUVD_UDEC_DB_ADDR_CONFIG, adev->gfx.config.gb_addr_config);
620 	WREG32(mmUVD_UDEC_DBW_ADDR_CONFIG, adev->gfx.config.gb_addr_config);
621 
622 	WREG32(mmUVD_GP_SCRATCH4, adev->uvd.max_handles);
623 }
624 
625 #if 0
626 static void cz_set_uvd_clock_gating_branches(struct amdgpu_device *adev,
627 		bool enable)
628 {
629 	u32 data, data1;
630 
631 	data = RREG32(mmUVD_CGC_GATE);
632 	data1 = RREG32(mmUVD_SUVD_CGC_GATE);
633 	if (enable) {
634 		data |= UVD_CGC_GATE__SYS_MASK |
635 				UVD_CGC_GATE__UDEC_MASK |
636 				UVD_CGC_GATE__MPEG2_MASK |
637 				UVD_CGC_GATE__RBC_MASK |
638 				UVD_CGC_GATE__LMI_MC_MASK |
639 				UVD_CGC_GATE__IDCT_MASK |
640 				UVD_CGC_GATE__MPRD_MASK |
641 				UVD_CGC_GATE__MPC_MASK |
642 				UVD_CGC_GATE__LBSI_MASK |
643 				UVD_CGC_GATE__LRBBM_MASK |
644 				UVD_CGC_GATE__UDEC_RE_MASK |
645 				UVD_CGC_GATE__UDEC_CM_MASK |
646 				UVD_CGC_GATE__UDEC_IT_MASK |
647 				UVD_CGC_GATE__UDEC_DB_MASK |
648 				UVD_CGC_GATE__UDEC_MP_MASK |
649 				UVD_CGC_GATE__WCB_MASK |
650 				UVD_CGC_GATE__VCPU_MASK |
651 				UVD_CGC_GATE__SCPU_MASK;
652 		data1 |= UVD_SUVD_CGC_GATE__SRE_MASK |
653 				UVD_SUVD_CGC_GATE__SIT_MASK |
654 				UVD_SUVD_CGC_GATE__SMP_MASK |
655 				UVD_SUVD_CGC_GATE__SCM_MASK |
656 				UVD_SUVD_CGC_GATE__SDB_MASK |
657 				UVD_SUVD_CGC_GATE__SRE_H264_MASK |
658 				UVD_SUVD_CGC_GATE__SRE_HEVC_MASK |
659 				UVD_SUVD_CGC_GATE__SIT_H264_MASK |
660 				UVD_SUVD_CGC_GATE__SIT_HEVC_MASK |
661 				UVD_SUVD_CGC_GATE__SCM_H264_MASK |
662 				UVD_SUVD_CGC_GATE__SCM_HEVC_MASK |
663 				UVD_SUVD_CGC_GATE__SDB_H264_MASK |
664 				UVD_SUVD_CGC_GATE__SDB_HEVC_MASK;
665 	} else {
666 		data &= ~(UVD_CGC_GATE__SYS_MASK |
667 				UVD_CGC_GATE__UDEC_MASK |
668 				UVD_CGC_GATE__MPEG2_MASK |
669 				UVD_CGC_GATE__RBC_MASK |
670 				UVD_CGC_GATE__LMI_MC_MASK |
671 				UVD_CGC_GATE__LMI_UMC_MASK |
672 				UVD_CGC_GATE__IDCT_MASK |
673 				UVD_CGC_GATE__MPRD_MASK |
674 				UVD_CGC_GATE__MPC_MASK |
675 				UVD_CGC_GATE__LBSI_MASK |
676 				UVD_CGC_GATE__LRBBM_MASK |
677 				UVD_CGC_GATE__UDEC_RE_MASK |
678 				UVD_CGC_GATE__UDEC_CM_MASK |
679 				UVD_CGC_GATE__UDEC_IT_MASK |
680 				UVD_CGC_GATE__UDEC_DB_MASK |
681 				UVD_CGC_GATE__UDEC_MP_MASK |
682 				UVD_CGC_GATE__WCB_MASK |
683 				UVD_CGC_GATE__VCPU_MASK |
684 				UVD_CGC_GATE__SCPU_MASK);
685 		data1 &= ~(UVD_SUVD_CGC_GATE__SRE_MASK |
686 				UVD_SUVD_CGC_GATE__SIT_MASK |
687 				UVD_SUVD_CGC_GATE__SMP_MASK |
688 				UVD_SUVD_CGC_GATE__SCM_MASK |
689 				UVD_SUVD_CGC_GATE__SDB_MASK |
690 				UVD_SUVD_CGC_GATE__SRE_H264_MASK |
691 				UVD_SUVD_CGC_GATE__SRE_HEVC_MASK |
692 				UVD_SUVD_CGC_GATE__SIT_H264_MASK |
693 				UVD_SUVD_CGC_GATE__SIT_HEVC_MASK |
694 				UVD_SUVD_CGC_GATE__SCM_H264_MASK |
695 				UVD_SUVD_CGC_GATE__SCM_HEVC_MASK |
696 				UVD_SUVD_CGC_GATE__SDB_H264_MASK |
697 				UVD_SUVD_CGC_GATE__SDB_HEVC_MASK);
698 	}
699 	WREG32(mmUVD_CGC_GATE, data);
700 	WREG32(mmUVD_SUVD_CGC_GATE, data1);
701 }
702 #endif
703 
704 /**
705  * uvd_v6_0_start - start UVD block
706  *
707  * @adev: amdgpu_device pointer
708  *
709  * Setup and start the UVD block
710  */
711 static int uvd_v6_0_start(struct amdgpu_device *adev)
712 {
713 	struct amdgpu_ring *ring = &adev->uvd.inst->ring;
714 	uint32_t rb_bufsz, tmp;
715 	uint32_t lmi_swap_cntl;
716 	uint32_t mp_swap_cntl;
717 	int i, j, r;
718 
719 	/* disable DPG */
720 	WREG32_P(mmUVD_POWER_STATUS, 0, ~UVD_POWER_STATUS__UVD_PG_MODE_MASK);
721 
722 	/* disable byte swapping */
723 	lmi_swap_cntl = 0;
724 	mp_swap_cntl = 0;
725 
726 	uvd_v6_0_mc_resume(adev);
727 
728 	/* disable interupt */
729 	WREG32_FIELD(UVD_MASTINT_EN, VCPU_EN, 0);
730 
731 	/* stall UMC and register bus before resetting VCPU */
732 	WREG32_FIELD(UVD_LMI_CTRL2, STALL_ARB_UMC, 1);
733 	mdelay(1);
734 
735 	/* put LMI, VCPU, RBC etc... into reset */
736 	WREG32(mmUVD_SOFT_RESET,
737 		UVD_SOFT_RESET__LMI_SOFT_RESET_MASK |
738 		UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK |
739 		UVD_SOFT_RESET__LBSI_SOFT_RESET_MASK |
740 		UVD_SOFT_RESET__RBC_SOFT_RESET_MASK |
741 		UVD_SOFT_RESET__CSM_SOFT_RESET_MASK |
742 		UVD_SOFT_RESET__CXW_SOFT_RESET_MASK |
743 		UVD_SOFT_RESET__TAP_SOFT_RESET_MASK |
744 		UVD_SOFT_RESET__LMI_UMC_SOFT_RESET_MASK);
745 	mdelay(5);
746 
747 	/* take UVD block out of reset */
748 	WREG32_FIELD(SRBM_SOFT_RESET, SOFT_RESET_UVD, 0);
749 	mdelay(5);
750 
751 	/* initialize UVD memory controller */
752 	WREG32(mmUVD_LMI_CTRL,
753 		(0x40 << UVD_LMI_CTRL__WRITE_CLEAN_TIMER__SHIFT) |
754 		UVD_LMI_CTRL__WRITE_CLEAN_TIMER_EN_MASK |
755 		UVD_LMI_CTRL__DATA_COHERENCY_EN_MASK |
756 		UVD_LMI_CTRL__VCPU_DATA_COHERENCY_EN_MASK |
757 		UVD_LMI_CTRL__REQ_MODE_MASK |
758 		UVD_LMI_CTRL__DISABLE_ON_FWV_FAIL_MASK);
759 
760 #ifdef __BIG_ENDIAN
761 	/* swap (8 in 32) RB and IB */
762 	lmi_swap_cntl = 0xa;
763 	mp_swap_cntl = 0;
764 #endif
765 	WREG32(mmUVD_LMI_SWAP_CNTL, lmi_swap_cntl);
766 	WREG32(mmUVD_MP_SWAP_CNTL, mp_swap_cntl);
767 
768 	WREG32(mmUVD_MPC_SET_MUXA0, 0x40c2040);
769 	WREG32(mmUVD_MPC_SET_MUXA1, 0x0);
770 	WREG32(mmUVD_MPC_SET_MUXB0, 0x40c2040);
771 	WREG32(mmUVD_MPC_SET_MUXB1, 0x0);
772 	WREG32(mmUVD_MPC_SET_ALU, 0);
773 	WREG32(mmUVD_MPC_SET_MUX, 0x88);
774 
775 	/* take all subblocks out of reset, except VCPU */
776 	WREG32(mmUVD_SOFT_RESET, UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK);
777 	mdelay(5);
778 
779 	/* enable VCPU clock */
780 	WREG32(mmUVD_VCPU_CNTL, UVD_VCPU_CNTL__CLK_EN_MASK);
781 
782 	/* enable UMC */
783 	WREG32_FIELD(UVD_LMI_CTRL2, STALL_ARB_UMC, 0);
784 
785 	/* boot up the VCPU */
786 	WREG32(mmUVD_SOFT_RESET, 0);
787 	mdelay(10);
788 
789 	for (i = 0; i < 10; ++i) {
790 		uint32_t status;
791 
792 		for (j = 0; j < 100; ++j) {
793 			status = RREG32(mmUVD_STATUS);
794 			if (status & 2)
795 				break;
796 			mdelay(10);
797 		}
798 		r = 0;
799 		if (status & 2)
800 			break;
801 
802 		DRM_ERROR("UVD not responding, trying to reset the VCPU!!!\n");
803 		WREG32_FIELD(UVD_SOFT_RESET, VCPU_SOFT_RESET, 1);
804 		mdelay(10);
805 		WREG32_FIELD(UVD_SOFT_RESET, VCPU_SOFT_RESET, 0);
806 		mdelay(10);
807 		r = -1;
808 	}
809 
810 	if (r) {
811 		DRM_ERROR("UVD not responding, giving up!!!\n");
812 		return r;
813 	}
814 	/* enable master interrupt */
815 	WREG32_P(mmUVD_MASTINT_EN,
816 		(UVD_MASTINT_EN__VCPU_EN_MASK|UVD_MASTINT_EN__SYS_EN_MASK),
817 		~(UVD_MASTINT_EN__VCPU_EN_MASK|UVD_MASTINT_EN__SYS_EN_MASK));
818 
819 	/* clear the bit 4 of UVD_STATUS */
820 	WREG32_P(mmUVD_STATUS, 0, ~(2 << UVD_STATUS__VCPU_REPORT__SHIFT));
821 
822 	/* force RBC into idle state */
823 	rb_bufsz = order_base_2(ring->ring_size);
824 	tmp = REG_SET_FIELD(0, UVD_RBC_RB_CNTL, RB_BUFSZ, rb_bufsz);
825 	tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_BLKSZ, 1);
826 	tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_FETCH, 1);
827 	tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_WPTR_POLL_EN, 0);
828 	tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_UPDATE, 1);
829 	tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_RPTR_WR_EN, 1);
830 	WREG32(mmUVD_RBC_RB_CNTL, tmp);
831 
832 	/* set the write pointer delay */
833 	WREG32(mmUVD_RBC_RB_WPTR_CNTL, 0);
834 
835 	/* set the wb address */
836 	WREG32(mmUVD_RBC_RB_RPTR_ADDR, (upper_32_bits(ring->gpu_addr) >> 2));
837 
838 	/* programm the RB_BASE for ring buffer */
839 	WREG32(mmUVD_LMI_RBC_RB_64BIT_BAR_LOW,
840 			lower_32_bits(ring->gpu_addr));
841 	WREG32(mmUVD_LMI_RBC_RB_64BIT_BAR_HIGH,
842 			upper_32_bits(ring->gpu_addr));
843 
844 	/* Initialize the ring buffer's read and write pointers */
845 	WREG32(mmUVD_RBC_RB_RPTR, 0);
846 
847 	ring->wptr = RREG32(mmUVD_RBC_RB_RPTR);
848 	WREG32(mmUVD_RBC_RB_WPTR, lower_32_bits(ring->wptr));
849 
850 	WREG32_FIELD(UVD_RBC_RB_CNTL, RB_NO_FETCH, 0);
851 
852 	if (uvd_v6_0_enc_support(adev)) {
853 		ring = &adev->uvd.inst->ring_enc[0];
854 		WREG32(mmUVD_RB_RPTR, lower_32_bits(ring->wptr));
855 		WREG32(mmUVD_RB_WPTR, lower_32_bits(ring->wptr));
856 		WREG32(mmUVD_RB_BASE_LO, ring->gpu_addr);
857 		WREG32(mmUVD_RB_BASE_HI, upper_32_bits(ring->gpu_addr));
858 		WREG32(mmUVD_RB_SIZE, ring->ring_size / 4);
859 
860 		ring = &adev->uvd.inst->ring_enc[1];
861 		WREG32(mmUVD_RB_RPTR2, lower_32_bits(ring->wptr));
862 		WREG32(mmUVD_RB_WPTR2, lower_32_bits(ring->wptr));
863 		WREG32(mmUVD_RB_BASE_LO2, ring->gpu_addr);
864 		WREG32(mmUVD_RB_BASE_HI2, upper_32_bits(ring->gpu_addr));
865 		WREG32(mmUVD_RB_SIZE2, ring->ring_size / 4);
866 	}
867 
868 	return 0;
869 }
870 
871 /**
872  * uvd_v6_0_stop - stop UVD block
873  *
874  * @adev: amdgpu_device pointer
875  *
876  * stop the UVD block
877  */
878 static void uvd_v6_0_stop(struct amdgpu_device *adev)
879 {
880 	/* force RBC into idle state */
881 	WREG32(mmUVD_RBC_RB_CNTL, 0x11010101);
882 
883 	/* Stall UMC and register bus before resetting VCPU */
884 	WREG32_P(mmUVD_LMI_CTRL2, 1 << 8, ~(1 << 8));
885 	mdelay(1);
886 
887 	/* put VCPU into reset */
888 	WREG32(mmUVD_SOFT_RESET, UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK);
889 	mdelay(5);
890 
891 	/* disable VCPU clock */
892 	WREG32(mmUVD_VCPU_CNTL, 0x0);
893 
894 	/* Unstall UMC and register bus */
895 	WREG32_P(mmUVD_LMI_CTRL2, 0, ~(1 << 8));
896 
897 	WREG32(mmUVD_STATUS, 0);
898 }
899 
900 /**
901  * uvd_v6_0_ring_emit_fence - emit an fence & trap command
902  *
903  * @ring: amdgpu_ring pointer
904  * @fence: fence to emit
905  *
906  * Write a fence and a trap command to the ring.
907  */
908 static void uvd_v6_0_ring_emit_fence(struct amdgpu_ring *ring, u64 addr, u64 seq,
909 				     unsigned flags)
910 {
911 	WARN_ON(flags & AMDGPU_FENCE_FLAG_64BIT);
912 
913 	amdgpu_ring_write(ring, PACKET0(mmUVD_CONTEXT_ID, 0));
914 	amdgpu_ring_write(ring, seq);
915 	amdgpu_ring_write(ring, PACKET0(mmUVD_GPCOM_VCPU_DATA0, 0));
916 	amdgpu_ring_write(ring, addr & 0xffffffff);
917 	amdgpu_ring_write(ring, PACKET0(mmUVD_GPCOM_VCPU_DATA1, 0));
918 	amdgpu_ring_write(ring, upper_32_bits(addr) & 0xff);
919 	amdgpu_ring_write(ring, PACKET0(mmUVD_GPCOM_VCPU_CMD, 0));
920 	amdgpu_ring_write(ring, 0);
921 
922 	amdgpu_ring_write(ring, PACKET0(mmUVD_GPCOM_VCPU_DATA0, 0));
923 	amdgpu_ring_write(ring, 0);
924 	amdgpu_ring_write(ring, PACKET0(mmUVD_GPCOM_VCPU_DATA1, 0));
925 	amdgpu_ring_write(ring, 0);
926 	amdgpu_ring_write(ring, PACKET0(mmUVD_GPCOM_VCPU_CMD, 0));
927 	amdgpu_ring_write(ring, 2);
928 }
929 
930 /**
931  * uvd_v6_0_enc_ring_emit_fence - emit an enc fence & trap command
932  *
933  * @ring: amdgpu_ring pointer
934  * @fence: fence to emit
935  *
936  * Write enc a fence and a trap command to the ring.
937  */
938 static void uvd_v6_0_enc_ring_emit_fence(struct amdgpu_ring *ring, u64 addr,
939 			u64 seq, unsigned flags)
940 {
941 	WARN_ON(flags & AMDGPU_FENCE_FLAG_64BIT);
942 
943 	amdgpu_ring_write(ring, HEVC_ENC_CMD_FENCE);
944 	amdgpu_ring_write(ring, addr);
945 	amdgpu_ring_write(ring, upper_32_bits(addr));
946 	amdgpu_ring_write(ring, seq);
947 	amdgpu_ring_write(ring, HEVC_ENC_CMD_TRAP);
948 }
949 
950 /**
951  * uvd_v6_0_ring_emit_hdp_flush - skip HDP flushing
952  *
953  * @ring: amdgpu_ring pointer
954  */
955 static void uvd_v6_0_ring_emit_hdp_flush(struct amdgpu_ring *ring)
956 {
957 	/* The firmware doesn't seem to like touching registers at this point. */
958 }
959 
960 /**
961  * uvd_v6_0_ring_test_ring - register write test
962  *
963  * @ring: amdgpu_ring pointer
964  *
965  * Test if we can successfully write to the context register
966  */
967 static int uvd_v6_0_ring_test_ring(struct amdgpu_ring *ring)
968 {
969 	struct amdgpu_device *adev = ring->adev;
970 	uint32_t tmp = 0;
971 	unsigned i;
972 	int r;
973 
974 	WREG32(mmUVD_CONTEXT_ID, 0xCAFEDEAD);
975 	r = amdgpu_ring_alloc(ring, 3);
976 	if (r) {
977 		DRM_ERROR("amdgpu: cp failed to lock ring %d (%d).\n",
978 			  ring->idx, r);
979 		return r;
980 	}
981 	amdgpu_ring_write(ring, PACKET0(mmUVD_CONTEXT_ID, 0));
982 	amdgpu_ring_write(ring, 0xDEADBEEF);
983 	amdgpu_ring_commit(ring);
984 	for (i = 0; i < adev->usec_timeout; i++) {
985 		tmp = RREG32(mmUVD_CONTEXT_ID);
986 		if (tmp == 0xDEADBEEF)
987 			break;
988 		DRM_UDELAY(1);
989 	}
990 
991 	if (i < adev->usec_timeout) {
992 		DRM_DEBUG("ring test on %d succeeded in %d usecs\n",
993 			 ring->idx, i);
994 	} else {
995 		DRM_ERROR("amdgpu: ring %d test failed (0x%08X)\n",
996 			  ring->idx, tmp);
997 		r = -EINVAL;
998 	}
999 	return r;
1000 }
1001 
1002 /**
1003  * uvd_v6_0_ring_emit_ib - execute indirect buffer
1004  *
1005  * @ring: amdgpu_ring pointer
1006  * @ib: indirect buffer to execute
1007  *
1008  * Write ring commands to execute the indirect buffer
1009  */
1010 static void uvd_v6_0_ring_emit_ib(struct amdgpu_ring *ring,
1011 				  struct amdgpu_ib *ib,
1012 				  unsigned vmid, bool ctx_switch)
1013 {
1014 	amdgpu_ring_write(ring, PACKET0(mmUVD_LMI_RBC_IB_VMID, 0));
1015 	amdgpu_ring_write(ring, vmid);
1016 
1017 	amdgpu_ring_write(ring, PACKET0(mmUVD_LMI_RBC_IB_64BIT_BAR_LOW, 0));
1018 	amdgpu_ring_write(ring, lower_32_bits(ib->gpu_addr));
1019 	amdgpu_ring_write(ring, PACKET0(mmUVD_LMI_RBC_IB_64BIT_BAR_HIGH, 0));
1020 	amdgpu_ring_write(ring, upper_32_bits(ib->gpu_addr));
1021 	amdgpu_ring_write(ring, PACKET0(mmUVD_RBC_IB_SIZE, 0));
1022 	amdgpu_ring_write(ring, ib->length_dw);
1023 }
1024 
1025 /**
1026  * uvd_v6_0_enc_ring_emit_ib - enc execute indirect buffer
1027  *
1028  * @ring: amdgpu_ring pointer
1029  * @ib: indirect buffer to execute
1030  *
1031  * Write enc ring commands to execute the indirect buffer
1032  */
1033 static void uvd_v6_0_enc_ring_emit_ib(struct amdgpu_ring *ring,
1034 		struct amdgpu_ib *ib, unsigned int vmid, bool ctx_switch)
1035 {
1036 	amdgpu_ring_write(ring, HEVC_ENC_CMD_IB_VM);
1037 	amdgpu_ring_write(ring, vmid);
1038 	amdgpu_ring_write(ring, lower_32_bits(ib->gpu_addr));
1039 	amdgpu_ring_write(ring, upper_32_bits(ib->gpu_addr));
1040 	amdgpu_ring_write(ring, ib->length_dw);
1041 }
1042 
1043 static void uvd_v6_0_ring_emit_wreg(struct amdgpu_ring *ring,
1044 				    uint32_t reg, uint32_t val)
1045 {
1046 	amdgpu_ring_write(ring, PACKET0(mmUVD_GPCOM_VCPU_DATA0, 0));
1047 	amdgpu_ring_write(ring, reg << 2);
1048 	amdgpu_ring_write(ring, PACKET0(mmUVD_GPCOM_VCPU_DATA1, 0));
1049 	amdgpu_ring_write(ring, val);
1050 	amdgpu_ring_write(ring, PACKET0(mmUVD_GPCOM_VCPU_CMD, 0));
1051 	amdgpu_ring_write(ring, 0x8);
1052 }
1053 
1054 static void uvd_v6_0_ring_emit_vm_flush(struct amdgpu_ring *ring,
1055 					unsigned vmid, uint64_t pd_addr)
1056 {
1057 	amdgpu_gmc_emit_flush_gpu_tlb(ring, vmid, pd_addr);
1058 
1059 	amdgpu_ring_write(ring, PACKET0(mmUVD_GPCOM_VCPU_DATA0, 0));
1060 	amdgpu_ring_write(ring, mmVM_INVALIDATE_REQUEST << 2);
1061 	amdgpu_ring_write(ring, PACKET0(mmUVD_GPCOM_VCPU_DATA1, 0));
1062 	amdgpu_ring_write(ring, 0);
1063 	amdgpu_ring_write(ring, PACKET0(mmUVD_GP_SCRATCH8, 0));
1064 	amdgpu_ring_write(ring, 1 << vmid); /* mask */
1065 	amdgpu_ring_write(ring, PACKET0(mmUVD_GPCOM_VCPU_CMD, 0));
1066 	amdgpu_ring_write(ring, 0xC);
1067 }
1068 
1069 static void uvd_v6_0_ring_emit_pipeline_sync(struct amdgpu_ring *ring)
1070 {
1071 	uint32_t seq = ring->fence_drv.sync_seq;
1072 	uint64_t addr = ring->fence_drv.gpu_addr;
1073 
1074 	amdgpu_ring_write(ring, PACKET0(mmUVD_GPCOM_VCPU_DATA0, 0));
1075 	amdgpu_ring_write(ring, lower_32_bits(addr));
1076 	amdgpu_ring_write(ring, PACKET0(mmUVD_GPCOM_VCPU_DATA1, 0));
1077 	amdgpu_ring_write(ring, upper_32_bits(addr));
1078 	amdgpu_ring_write(ring, PACKET0(mmUVD_GP_SCRATCH8, 0));
1079 	amdgpu_ring_write(ring, 0xffffffff); /* mask */
1080 	amdgpu_ring_write(ring, PACKET0(mmUVD_GP_SCRATCH9, 0));
1081 	amdgpu_ring_write(ring, seq);
1082 	amdgpu_ring_write(ring, PACKET0(mmUVD_GPCOM_VCPU_CMD, 0));
1083 	amdgpu_ring_write(ring, 0xE);
1084 }
1085 
1086 static void uvd_v6_0_ring_insert_nop(struct amdgpu_ring *ring, uint32_t count)
1087 {
1088 	int i;
1089 
1090 	WARN_ON(ring->wptr % 2 || count % 2);
1091 
1092 	for (i = 0; i < count / 2; i++) {
1093 		amdgpu_ring_write(ring, PACKET0(mmUVD_NO_OP, 0));
1094 		amdgpu_ring_write(ring, 0);
1095 	}
1096 }
1097 
1098 static void uvd_v6_0_enc_ring_emit_pipeline_sync(struct amdgpu_ring *ring)
1099 {
1100 	uint32_t seq = ring->fence_drv.sync_seq;
1101 	uint64_t addr = ring->fence_drv.gpu_addr;
1102 
1103 	amdgpu_ring_write(ring, HEVC_ENC_CMD_WAIT_GE);
1104 	amdgpu_ring_write(ring, lower_32_bits(addr));
1105 	amdgpu_ring_write(ring, upper_32_bits(addr));
1106 	amdgpu_ring_write(ring, seq);
1107 }
1108 
1109 static void uvd_v6_0_enc_ring_insert_end(struct amdgpu_ring *ring)
1110 {
1111 	amdgpu_ring_write(ring, HEVC_ENC_CMD_END);
1112 }
1113 
1114 static void uvd_v6_0_enc_ring_emit_vm_flush(struct amdgpu_ring *ring,
1115 					    unsigned int vmid, uint64_t pd_addr)
1116 {
1117 	amdgpu_ring_write(ring, HEVC_ENC_CMD_UPDATE_PTB);
1118 	amdgpu_ring_write(ring, vmid);
1119 	amdgpu_ring_write(ring, pd_addr >> 12);
1120 
1121 	amdgpu_ring_write(ring, HEVC_ENC_CMD_FLUSH_TLB);
1122 	amdgpu_ring_write(ring, vmid);
1123 }
1124 
1125 static bool uvd_v6_0_is_idle(void *handle)
1126 {
1127 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1128 
1129 	return !(RREG32(mmSRBM_STATUS) & SRBM_STATUS__UVD_BUSY_MASK);
1130 }
1131 
1132 static int uvd_v6_0_wait_for_idle(void *handle)
1133 {
1134 	unsigned i;
1135 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1136 
1137 	for (i = 0; i < adev->usec_timeout; i++) {
1138 		if (uvd_v6_0_is_idle(handle))
1139 			return 0;
1140 	}
1141 	return -ETIMEDOUT;
1142 }
1143 
1144 #define AMDGPU_UVD_STATUS_BUSY_MASK    0xfd
1145 static bool uvd_v6_0_check_soft_reset(void *handle)
1146 {
1147 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1148 	u32 srbm_soft_reset = 0;
1149 	u32 tmp = RREG32(mmSRBM_STATUS);
1150 
1151 	if (REG_GET_FIELD(tmp, SRBM_STATUS, UVD_RQ_PENDING) ||
1152 	    REG_GET_FIELD(tmp, SRBM_STATUS, UVD_BUSY) ||
1153 	    (RREG32(mmUVD_STATUS) & AMDGPU_UVD_STATUS_BUSY_MASK))
1154 		srbm_soft_reset = REG_SET_FIELD(srbm_soft_reset, SRBM_SOFT_RESET, SOFT_RESET_UVD, 1);
1155 
1156 	if (srbm_soft_reset) {
1157 		adev->uvd.inst->srbm_soft_reset = srbm_soft_reset;
1158 		return true;
1159 	} else {
1160 		adev->uvd.inst->srbm_soft_reset = 0;
1161 		return false;
1162 	}
1163 }
1164 
1165 static int uvd_v6_0_pre_soft_reset(void *handle)
1166 {
1167 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1168 
1169 	if (!adev->uvd.inst->srbm_soft_reset)
1170 		return 0;
1171 
1172 	uvd_v6_0_stop(adev);
1173 	return 0;
1174 }
1175 
1176 static int uvd_v6_0_soft_reset(void *handle)
1177 {
1178 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1179 	u32 srbm_soft_reset;
1180 
1181 	if (!adev->uvd.inst->srbm_soft_reset)
1182 		return 0;
1183 	srbm_soft_reset = adev->uvd.inst->srbm_soft_reset;
1184 
1185 	if (srbm_soft_reset) {
1186 		u32 tmp;
1187 
1188 		tmp = RREG32(mmSRBM_SOFT_RESET);
1189 		tmp |= srbm_soft_reset;
1190 		dev_info(adev->dev, "SRBM_SOFT_RESET=0x%08X\n", tmp);
1191 		WREG32(mmSRBM_SOFT_RESET, tmp);
1192 		tmp = RREG32(mmSRBM_SOFT_RESET);
1193 
1194 		udelay(50);
1195 
1196 		tmp &= ~srbm_soft_reset;
1197 		WREG32(mmSRBM_SOFT_RESET, tmp);
1198 		tmp = RREG32(mmSRBM_SOFT_RESET);
1199 
1200 		/* Wait a little for things to settle down */
1201 		udelay(50);
1202 	}
1203 
1204 	return 0;
1205 }
1206 
1207 static int uvd_v6_0_post_soft_reset(void *handle)
1208 {
1209 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1210 
1211 	if (!adev->uvd.inst->srbm_soft_reset)
1212 		return 0;
1213 
1214 	mdelay(5);
1215 
1216 	return uvd_v6_0_start(adev);
1217 }
1218 
1219 static int uvd_v6_0_set_interrupt_state(struct amdgpu_device *adev,
1220 					struct amdgpu_irq_src *source,
1221 					unsigned type,
1222 					enum amdgpu_interrupt_state state)
1223 {
1224 	// TODO
1225 	return 0;
1226 }
1227 
1228 static int uvd_v6_0_process_interrupt(struct amdgpu_device *adev,
1229 				      struct amdgpu_irq_src *source,
1230 				      struct amdgpu_iv_entry *entry)
1231 {
1232 	bool int_handled = true;
1233 	DRM_DEBUG("IH: UVD TRAP\n");
1234 
1235 	switch (entry->src_id) {
1236 	case 124:
1237 		amdgpu_fence_process(&adev->uvd.inst->ring);
1238 		break;
1239 	case 119:
1240 		if (likely(uvd_v6_0_enc_support(adev)))
1241 			amdgpu_fence_process(&adev->uvd.inst->ring_enc[0]);
1242 		else
1243 			int_handled = false;
1244 		break;
1245 	case 120:
1246 		if (likely(uvd_v6_0_enc_support(adev)))
1247 			amdgpu_fence_process(&adev->uvd.inst->ring_enc[1]);
1248 		else
1249 			int_handled = false;
1250 		break;
1251 	}
1252 
1253 	if (false == int_handled)
1254 			DRM_ERROR("Unhandled interrupt: %d %d\n",
1255 			  entry->src_id, entry->src_data[0]);
1256 
1257 	return 0;
1258 }
1259 
1260 static void uvd_v6_0_enable_clock_gating(struct amdgpu_device *adev, bool enable)
1261 {
1262 	uint32_t data1, data3;
1263 
1264 	data1 = RREG32(mmUVD_SUVD_CGC_GATE);
1265 	data3 = RREG32(mmUVD_CGC_GATE);
1266 
1267 	data1 |= UVD_SUVD_CGC_GATE__SRE_MASK |
1268 		     UVD_SUVD_CGC_GATE__SIT_MASK |
1269 		     UVD_SUVD_CGC_GATE__SMP_MASK |
1270 		     UVD_SUVD_CGC_GATE__SCM_MASK |
1271 		     UVD_SUVD_CGC_GATE__SDB_MASK |
1272 		     UVD_SUVD_CGC_GATE__SRE_H264_MASK |
1273 		     UVD_SUVD_CGC_GATE__SRE_HEVC_MASK |
1274 		     UVD_SUVD_CGC_GATE__SIT_H264_MASK |
1275 		     UVD_SUVD_CGC_GATE__SIT_HEVC_MASK |
1276 		     UVD_SUVD_CGC_GATE__SCM_H264_MASK |
1277 		     UVD_SUVD_CGC_GATE__SCM_HEVC_MASK |
1278 		     UVD_SUVD_CGC_GATE__SDB_H264_MASK |
1279 		     UVD_SUVD_CGC_GATE__SDB_HEVC_MASK;
1280 
1281 	if (enable) {
1282 		data3 |= (UVD_CGC_GATE__SYS_MASK       |
1283 			UVD_CGC_GATE__UDEC_MASK      |
1284 			UVD_CGC_GATE__MPEG2_MASK     |
1285 			UVD_CGC_GATE__RBC_MASK       |
1286 			UVD_CGC_GATE__LMI_MC_MASK    |
1287 			UVD_CGC_GATE__LMI_UMC_MASK   |
1288 			UVD_CGC_GATE__IDCT_MASK      |
1289 			UVD_CGC_GATE__MPRD_MASK      |
1290 			UVD_CGC_GATE__MPC_MASK       |
1291 			UVD_CGC_GATE__LBSI_MASK      |
1292 			UVD_CGC_GATE__LRBBM_MASK     |
1293 			UVD_CGC_GATE__UDEC_RE_MASK   |
1294 			UVD_CGC_GATE__UDEC_CM_MASK   |
1295 			UVD_CGC_GATE__UDEC_IT_MASK   |
1296 			UVD_CGC_GATE__UDEC_DB_MASK   |
1297 			UVD_CGC_GATE__UDEC_MP_MASK   |
1298 			UVD_CGC_GATE__WCB_MASK       |
1299 			UVD_CGC_GATE__JPEG_MASK      |
1300 			UVD_CGC_GATE__SCPU_MASK      |
1301 			UVD_CGC_GATE__JPEG2_MASK);
1302 		/* only in pg enabled, we can gate clock to vcpu*/
1303 		if (adev->pg_flags & AMD_PG_SUPPORT_UVD)
1304 			data3 |= UVD_CGC_GATE__VCPU_MASK;
1305 
1306 		data3 &= ~UVD_CGC_GATE__REGS_MASK;
1307 	} else {
1308 		data3 = 0;
1309 	}
1310 
1311 	WREG32(mmUVD_SUVD_CGC_GATE, data1);
1312 	WREG32(mmUVD_CGC_GATE, data3);
1313 }
1314 
1315 static void uvd_v6_0_set_sw_clock_gating(struct amdgpu_device *adev)
1316 {
1317 	uint32_t data, data2;
1318 
1319 	data = RREG32(mmUVD_CGC_CTRL);
1320 	data2 = RREG32(mmUVD_SUVD_CGC_CTRL);
1321 
1322 
1323 	data &= ~(UVD_CGC_CTRL__CLK_OFF_DELAY_MASK |
1324 		  UVD_CGC_CTRL__CLK_GATE_DLY_TIMER_MASK);
1325 
1326 
1327 	data |= UVD_CGC_CTRL__DYN_CLOCK_MODE_MASK |
1328 		(1 << REG_FIELD_SHIFT(UVD_CGC_CTRL, CLK_GATE_DLY_TIMER)) |
1329 		(4 << REG_FIELD_SHIFT(UVD_CGC_CTRL, CLK_OFF_DELAY));
1330 
1331 	data &= ~(UVD_CGC_CTRL__UDEC_RE_MODE_MASK |
1332 			UVD_CGC_CTRL__UDEC_CM_MODE_MASK |
1333 			UVD_CGC_CTRL__UDEC_IT_MODE_MASK |
1334 			UVD_CGC_CTRL__UDEC_DB_MODE_MASK |
1335 			UVD_CGC_CTRL__UDEC_MP_MODE_MASK |
1336 			UVD_CGC_CTRL__SYS_MODE_MASK |
1337 			UVD_CGC_CTRL__UDEC_MODE_MASK |
1338 			UVD_CGC_CTRL__MPEG2_MODE_MASK |
1339 			UVD_CGC_CTRL__REGS_MODE_MASK |
1340 			UVD_CGC_CTRL__RBC_MODE_MASK |
1341 			UVD_CGC_CTRL__LMI_MC_MODE_MASK |
1342 			UVD_CGC_CTRL__LMI_UMC_MODE_MASK |
1343 			UVD_CGC_CTRL__IDCT_MODE_MASK |
1344 			UVD_CGC_CTRL__MPRD_MODE_MASK |
1345 			UVD_CGC_CTRL__MPC_MODE_MASK |
1346 			UVD_CGC_CTRL__LBSI_MODE_MASK |
1347 			UVD_CGC_CTRL__LRBBM_MODE_MASK |
1348 			UVD_CGC_CTRL__WCB_MODE_MASK |
1349 			UVD_CGC_CTRL__VCPU_MODE_MASK |
1350 			UVD_CGC_CTRL__JPEG_MODE_MASK |
1351 			UVD_CGC_CTRL__SCPU_MODE_MASK |
1352 			UVD_CGC_CTRL__JPEG2_MODE_MASK);
1353 	data2 &= ~(UVD_SUVD_CGC_CTRL__SRE_MODE_MASK |
1354 			UVD_SUVD_CGC_CTRL__SIT_MODE_MASK |
1355 			UVD_SUVD_CGC_CTRL__SMP_MODE_MASK |
1356 			UVD_SUVD_CGC_CTRL__SCM_MODE_MASK |
1357 			UVD_SUVD_CGC_CTRL__SDB_MODE_MASK);
1358 
1359 	WREG32(mmUVD_CGC_CTRL, data);
1360 	WREG32(mmUVD_SUVD_CGC_CTRL, data2);
1361 }
1362 
1363 #if 0
1364 static void uvd_v6_0_set_hw_clock_gating(struct amdgpu_device *adev)
1365 {
1366 	uint32_t data, data1, cgc_flags, suvd_flags;
1367 
1368 	data = RREG32(mmUVD_CGC_GATE);
1369 	data1 = RREG32(mmUVD_SUVD_CGC_GATE);
1370 
1371 	cgc_flags = UVD_CGC_GATE__SYS_MASK |
1372 		UVD_CGC_GATE__UDEC_MASK |
1373 		UVD_CGC_GATE__MPEG2_MASK |
1374 		UVD_CGC_GATE__RBC_MASK |
1375 		UVD_CGC_GATE__LMI_MC_MASK |
1376 		UVD_CGC_GATE__IDCT_MASK |
1377 		UVD_CGC_GATE__MPRD_MASK |
1378 		UVD_CGC_GATE__MPC_MASK |
1379 		UVD_CGC_GATE__LBSI_MASK |
1380 		UVD_CGC_GATE__LRBBM_MASK |
1381 		UVD_CGC_GATE__UDEC_RE_MASK |
1382 		UVD_CGC_GATE__UDEC_CM_MASK |
1383 		UVD_CGC_GATE__UDEC_IT_MASK |
1384 		UVD_CGC_GATE__UDEC_DB_MASK |
1385 		UVD_CGC_GATE__UDEC_MP_MASK |
1386 		UVD_CGC_GATE__WCB_MASK |
1387 		UVD_CGC_GATE__VCPU_MASK |
1388 		UVD_CGC_GATE__SCPU_MASK |
1389 		UVD_CGC_GATE__JPEG_MASK |
1390 		UVD_CGC_GATE__JPEG2_MASK;
1391 
1392 	suvd_flags = UVD_SUVD_CGC_GATE__SRE_MASK |
1393 				UVD_SUVD_CGC_GATE__SIT_MASK |
1394 				UVD_SUVD_CGC_GATE__SMP_MASK |
1395 				UVD_SUVD_CGC_GATE__SCM_MASK |
1396 				UVD_SUVD_CGC_GATE__SDB_MASK;
1397 
1398 	data |= cgc_flags;
1399 	data1 |= suvd_flags;
1400 
1401 	WREG32(mmUVD_CGC_GATE, data);
1402 	WREG32(mmUVD_SUVD_CGC_GATE, data1);
1403 }
1404 #endif
1405 
1406 static void uvd_v6_0_enable_mgcg(struct amdgpu_device *adev,
1407 				 bool enable)
1408 {
1409 	u32 orig, data;
1410 
1411 	if (enable && (adev->cg_flags & AMD_CG_SUPPORT_UVD_MGCG)) {
1412 		data = RREG32_UVD_CTX(ixUVD_CGC_MEM_CTRL);
1413 		data |= 0xfff;
1414 		WREG32_UVD_CTX(ixUVD_CGC_MEM_CTRL, data);
1415 
1416 		orig = data = RREG32(mmUVD_CGC_CTRL);
1417 		data |= UVD_CGC_CTRL__DYN_CLOCK_MODE_MASK;
1418 		if (orig != data)
1419 			WREG32(mmUVD_CGC_CTRL, data);
1420 	} else {
1421 		data = RREG32_UVD_CTX(ixUVD_CGC_MEM_CTRL);
1422 		data &= ~0xfff;
1423 		WREG32_UVD_CTX(ixUVD_CGC_MEM_CTRL, data);
1424 
1425 		orig = data = RREG32(mmUVD_CGC_CTRL);
1426 		data &= ~UVD_CGC_CTRL__DYN_CLOCK_MODE_MASK;
1427 		if (orig != data)
1428 			WREG32(mmUVD_CGC_CTRL, data);
1429 	}
1430 }
1431 
1432 static int uvd_v6_0_set_clockgating_state(void *handle,
1433 					  enum amd_clockgating_state state)
1434 {
1435 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1436 	bool enable = (state == AMD_CG_STATE_GATE) ? true : false;
1437 
1438 	if (enable) {
1439 		/* wait for STATUS to clear */
1440 		if (uvd_v6_0_wait_for_idle(handle))
1441 			return -EBUSY;
1442 		uvd_v6_0_enable_clock_gating(adev, true);
1443 		/* enable HW gates because UVD is idle */
1444 /*		uvd_v6_0_set_hw_clock_gating(adev); */
1445 	} else {
1446 		/* disable HW gating and enable Sw gating */
1447 		uvd_v6_0_enable_clock_gating(adev, false);
1448 	}
1449 	uvd_v6_0_set_sw_clock_gating(adev);
1450 	return 0;
1451 }
1452 
1453 static int uvd_v6_0_set_powergating_state(void *handle,
1454 					  enum amd_powergating_state state)
1455 {
1456 	/* This doesn't actually powergate the UVD block.
1457 	 * That's done in the dpm code via the SMC.  This
1458 	 * just re-inits the block as necessary.  The actual
1459 	 * gating still happens in the dpm code.  We should
1460 	 * revisit this when there is a cleaner line between
1461 	 * the smc and the hw blocks
1462 	 */
1463 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1464 	int ret = 0;
1465 
1466 	WREG32(mmUVD_POWER_STATUS, UVD_POWER_STATUS__UVD_PG_EN_MASK);
1467 
1468 	if (state == AMD_PG_STATE_GATE) {
1469 		uvd_v6_0_stop(adev);
1470 	} else {
1471 		ret = uvd_v6_0_start(adev);
1472 		if (ret)
1473 			goto out;
1474 	}
1475 
1476 out:
1477 	return ret;
1478 }
1479 
1480 static void uvd_v6_0_get_clockgating_state(void *handle, u32 *flags)
1481 {
1482 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1483 	int data;
1484 
1485 	mutex_lock(&adev->pm.mutex);
1486 
1487 	if (adev->flags & AMD_IS_APU)
1488 		data = RREG32_SMC(ixCURRENT_PG_STATUS_APU);
1489 	else
1490 		data = RREG32_SMC(ixCURRENT_PG_STATUS);
1491 
1492 	if (data & CURRENT_PG_STATUS__UVD_PG_STATUS_MASK) {
1493 		DRM_INFO("Cannot get clockgating state when UVD is powergated.\n");
1494 		goto out;
1495 	}
1496 
1497 	/* AMD_CG_SUPPORT_UVD_MGCG */
1498 	data = RREG32(mmUVD_CGC_CTRL);
1499 	if (data & UVD_CGC_CTRL__DYN_CLOCK_MODE_MASK)
1500 		*flags |= AMD_CG_SUPPORT_UVD_MGCG;
1501 
1502 out:
1503 	mutex_unlock(&adev->pm.mutex);
1504 }
1505 
1506 static const struct amd_ip_funcs uvd_v6_0_ip_funcs = {
1507 	.name = "uvd_v6_0",
1508 	.early_init = uvd_v6_0_early_init,
1509 	.late_init = NULL,
1510 	.sw_init = uvd_v6_0_sw_init,
1511 	.sw_fini = uvd_v6_0_sw_fini,
1512 	.hw_init = uvd_v6_0_hw_init,
1513 	.hw_fini = uvd_v6_0_hw_fini,
1514 	.suspend = uvd_v6_0_suspend,
1515 	.resume = uvd_v6_0_resume,
1516 	.is_idle = uvd_v6_0_is_idle,
1517 	.wait_for_idle = uvd_v6_0_wait_for_idle,
1518 	.check_soft_reset = uvd_v6_0_check_soft_reset,
1519 	.pre_soft_reset = uvd_v6_0_pre_soft_reset,
1520 	.soft_reset = uvd_v6_0_soft_reset,
1521 	.post_soft_reset = uvd_v6_0_post_soft_reset,
1522 	.set_clockgating_state = uvd_v6_0_set_clockgating_state,
1523 	.set_powergating_state = uvd_v6_0_set_powergating_state,
1524 	.get_clockgating_state = uvd_v6_0_get_clockgating_state,
1525 };
1526 
1527 static const struct amdgpu_ring_funcs uvd_v6_0_ring_phys_funcs = {
1528 	.type = AMDGPU_RING_TYPE_UVD,
1529 	.align_mask = 0xf,
1530 	.support_64bit_ptrs = false,
1531 	.get_rptr = uvd_v6_0_ring_get_rptr,
1532 	.get_wptr = uvd_v6_0_ring_get_wptr,
1533 	.set_wptr = uvd_v6_0_ring_set_wptr,
1534 	.parse_cs = amdgpu_uvd_ring_parse_cs,
1535 	.emit_frame_size =
1536 		6 + /* hdp invalidate */
1537 		10 + /* uvd_v6_0_ring_emit_pipeline_sync */
1538 		14, /* uvd_v6_0_ring_emit_fence x1 no user fence */
1539 	.emit_ib_size = 8, /* uvd_v6_0_ring_emit_ib */
1540 	.emit_ib = uvd_v6_0_ring_emit_ib,
1541 	.emit_fence = uvd_v6_0_ring_emit_fence,
1542 	.emit_hdp_flush = uvd_v6_0_ring_emit_hdp_flush,
1543 	.test_ring = uvd_v6_0_ring_test_ring,
1544 	.test_ib = amdgpu_uvd_ring_test_ib,
1545 	.insert_nop = uvd_v6_0_ring_insert_nop,
1546 	.pad_ib = amdgpu_ring_generic_pad_ib,
1547 	.begin_use = amdgpu_uvd_ring_begin_use,
1548 	.end_use = amdgpu_uvd_ring_end_use,
1549 	.emit_wreg = uvd_v6_0_ring_emit_wreg,
1550 };
1551 
1552 static const struct amdgpu_ring_funcs uvd_v6_0_ring_vm_funcs = {
1553 	.type = AMDGPU_RING_TYPE_UVD,
1554 	.align_mask = 0xf,
1555 	.support_64bit_ptrs = false,
1556 	.get_rptr = uvd_v6_0_ring_get_rptr,
1557 	.get_wptr = uvd_v6_0_ring_get_wptr,
1558 	.set_wptr = uvd_v6_0_ring_set_wptr,
1559 	.emit_frame_size =
1560 		6 + /* hdp invalidate */
1561 		10 + /* uvd_v6_0_ring_emit_pipeline_sync */
1562 		VI_FLUSH_GPU_TLB_NUM_WREG * 6 + 8 + /* uvd_v6_0_ring_emit_vm_flush */
1563 		14 + 14, /* uvd_v6_0_ring_emit_fence x2 vm fence */
1564 	.emit_ib_size = 8, /* uvd_v6_0_ring_emit_ib */
1565 	.emit_ib = uvd_v6_0_ring_emit_ib,
1566 	.emit_fence = uvd_v6_0_ring_emit_fence,
1567 	.emit_vm_flush = uvd_v6_0_ring_emit_vm_flush,
1568 	.emit_pipeline_sync = uvd_v6_0_ring_emit_pipeline_sync,
1569 	.emit_hdp_flush = uvd_v6_0_ring_emit_hdp_flush,
1570 	.test_ring = uvd_v6_0_ring_test_ring,
1571 	.test_ib = amdgpu_uvd_ring_test_ib,
1572 	.insert_nop = uvd_v6_0_ring_insert_nop,
1573 	.pad_ib = amdgpu_ring_generic_pad_ib,
1574 	.begin_use = amdgpu_uvd_ring_begin_use,
1575 	.end_use = amdgpu_uvd_ring_end_use,
1576 	.emit_wreg = uvd_v6_0_ring_emit_wreg,
1577 };
1578 
1579 static const struct amdgpu_ring_funcs uvd_v6_0_enc_ring_vm_funcs = {
1580 	.type = AMDGPU_RING_TYPE_UVD_ENC,
1581 	.align_mask = 0x3f,
1582 	.nop = HEVC_ENC_CMD_NO_OP,
1583 	.support_64bit_ptrs = false,
1584 	.get_rptr = uvd_v6_0_enc_ring_get_rptr,
1585 	.get_wptr = uvd_v6_0_enc_ring_get_wptr,
1586 	.set_wptr = uvd_v6_0_enc_ring_set_wptr,
1587 	.emit_frame_size =
1588 		4 + /* uvd_v6_0_enc_ring_emit_pipeline_sync */
1589 		5 + /* uvd_v6_0_enc_ring_emit_vm_flush */
1590 		5 + 5 + /* uvd_v6_0_enc_ring_emit_fence x2 vm fence */
1591 		1, /* uvd_v6_0_enc_ring_insert_end */
1592 	.emit_ib_size = 5, /* uvd_v6_0_enc_ring_emit_ib */
1593 	.emit_ib = uvd_v6_0_enc_ring_emit_ib,
1594 	.emit_fence = uvd_v6_0_enc_ring_emit_fence,
1595 	.emit_vm_flush = uvd_v6_0_enc_ring_emit_vm_flush,
1596 	.emit_pipeline_sync = uvd_v6_0_enc_ring_emit_pipeline_sync,
1597 	.test_ring = uvd_v6_0_enc_ring_test_ring,
1598 	.test_ib = uvd_v6_0_enc_ring_test_ib,
1599 	.insert_nop = amdgpu_ring_insert_nop,
1600 	.insert_end = uvd_v6_0_enc_ring_insert_end,
1601 	.pad_ib = amdgpu_ring_generic_pad_ib,
1602 	.begin_use = amdgpu_uvd_ring_begin_use,
1603 	.end_use = amdgpu_uvd_ring_end_use,
1604 };
1605 
1606 static void uvd_v6_0_set_ring_funcs(struct amdgpu_device *adev)
1607 {
1608 	if (adev->asic_type >= CHIP_POLARIS10) {
1609 		adev->uvd.inst->ring.funcs = &uvd_v6_0_ring_vm_funcs;
1610 		DRM_INFO("UVD is enabled in VM mode\n");
1611 	} else {
1612 		adev->uvd.inst->ring.funcs = &uvd_v6_0_ring_phys_funcs;
1613 		DRM_INFO("UVD is enabled in physical mode\n");
1614 	}
1615 }
1616 
1617 static void uvd_v6_0_set_enc_ring_funcs(struct amdgpu_device *adev)
1618 {
1619 	int i;
1620 
1621 	for (i = 0; i < adev->uvd.num_enc_rings; ++i)
1622 		adev->uvd.inst->ring_enc[i].funcs = &uvd_v6_0_enc_ring_vm_funcs;
1623 
1624 	DRM_INFO("UVD ENC is enabled in VM mode\n");
1625 }
1626 
1627 static const struct amdgpu_irq_src_funcs uvd_v6_0_irq_funcs = {
1628 	.set = uvd_v6_0_set_interrupt_state,
1629 	.process = uvd_v6_0_process_interrupt,
1630 };
1631 
1632 static void uvd_v6_0_set_irq_funcs(struct amdgpu_device *adev)
1633 {
1634 	if (uvd_v6_0_enc_support(adev))
1635 		adev->uvd.inst->irq.num_types = adev->uvd.num_enc_rings + 1;
1636 	else
1637 		adev->uvd.inst->irq.num_types = 1;
1638 
1639 	adev->uvd.inst->irq.funcs = &uvd_v6_0_irq_funcs;
1640 }
1641 
1642 const struct amdgpu_ip_block_version uvd_v6_0_ip_block =
1643 {
1644 		.type = AMD_IP_BLOCK_TYPE_UVD,
1645 		.major = 6,
1646 		.minor = 0,
1647 		.rev = 0,
1648 		.funcs = &uvd_v6_0_ip_funcs,
1649 };
1650 
1651 const struct amdgpu_ip_block_version uvd_v6_2_ip_block =
1652 {
1653 		.type = AMD_IP_BLOCK_TYPE_UVD,
1654 		.major = 6,
1655 		.minor = 2,
1656 		.rev = 0,
1657 		.funcs = &uvd_v6_0_ip_funcs,
1658 };
1659 
1660 const struct amdgpu_ip_block_version uvd_v6_3_ip_block =
1661 {
1662 		.type = AMD_IP_BLOCK_TYPE_UVD,
1663 		.major = 6,
1664 		.minor = 3,
1665 		.rev = 0,
1666 		.funcs = &uvd_v6_0_ip_funcs,
1667 };
1668