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1/*
2 * Copyright 2016 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 */
23
24#include <linux/firmware.h>
25#include <drm/drmP.h>
26#include "amdgpu.h"
27#include "amdgpu_uvd.h"
28#include "soc15.h"
29#include "soc15d.h"
30#include "soc15_common.h"
31#include "mmsch_v1_0.h"
32
33#include "uvd/uvd_7_0_offset.h"
34#include "uvd/uvd_7_0_sh_mask.h"
35#include "vce/vce_4_0_offset.h"
36#include "vce/vce_4_0_default.h"
37#include "vce/vce_4_0_sh_mask.h"
38#include "nbif/nbif_6_1_offset.h"
39#include "hdp/hdp_4_0_offset.h"
40#include "mmhub/mmhub_1_0_offset.h"
41#include "mmhub/mmhub_1_0_sh_mask.h"
42
43static void uvd_v7_0_set_ring_funcs(struct amdgpu_device *adev);
44static void uvd_v7_0_set_enc_ring_funcs(struct amdgpu_device *adev);
45static void uvd_v7_0_set_irq_funcs(struct amdgpu_device *adev);
46static int uvd_v7_0_start(struct amdgpu_device *adev);
47static void uvd_v7_0_stop(struct amdgpu_device *adev);
48static int uvd_v7_0_sriov_start(struct amdgpu_device *adev);
49
50/**
51 * uvd_v7_0_ring_get_rptr - get read pointer
52 *
53 * @ring: amdgpu_ring pointer
54 *
55 * Returns the current hardware read pointer
56 */
57static uint64_t uvd_v7_0_ring_get_rptr(struct amdgpu_ring *ring)
58{
59 struct amdgpu_device *adev = ring->adev;
60
61 return RREG32_SOC15(UVD, 0, mmUVD_RBC_RB_RPTR);
62}
63
64/**
65 * uvd_v7_0_enc_ring_get_rptr - get enc read pointer
66 *
67 * @ring: amdgpu_ring pointer
68 *
69 * Returns the current hardware enc read pointer
70 */
71static uint64_t uvd_v7_0_enc_ring_get_rptr(struct amdgpu_ring *ring)
72{
73 struct amdgpu_device *adev = ring->adev;
74
75 if (ring == &adev->uvd.ring_enc[0])
76 return RREG32_SOC15(UVD, 0, mmUVD_RB_RPTR);
77 else
78 return RREG32_SOC15(UVD, 0, mmUVD_RB_RPTR2);
79}
80
81/**
82 * uvd_v7_0_ring_get_wptr - get write pointer
83 *
84 * @ring: amdgpu_ring pointer
85 *
86 * Returns the current hardware write pointer
87 */
88static uint64_t uvd_v7_0_ring_get_wptr(struct amdgpu_ring *ring)
89{
90 struct amdgpu_device *adev = ring->adev;
91
92 return RREG32_SOC15(UVD, 0, mmUVD_RBC_RB_WPTR);
93}
94
95/**
96 * uvd_v7_0_enc_ring_get_wptr - get enc write pointer
97 *
98 * @ring: amdgpu_ring pointer
99 *
100 * Returns the current hardware enc write pointer
101 */
102static uint64_t uvd_v7_0_enc_ring_get_wptr(struct amdgpu_ring *ring)
103{
104 struct amdgpu_device *adev = ring->adev;
105
106 if (ring->use_doorbell)
107 return adev->wb.wb[ring->wptr_offs];
108
109 if (ring == &adev->uvd.ring_enc[0])
110 return RREG32_SOC15(UVD, 0, mmUVD_RB_WPTR);
111 else
112 return RREG32_SOC15(UVD, 0, mmUVD_RB_WPTR2);
113}
114
115/**
116 * uvd_v7_0_ring_set_wptr - set write pointer
117 *
118 * @ring: amdgpu_ring pointer
119 *
120 * Commits the write pointer to the hardware
121 */
122static void uvd_v7_0_ring_set_wptr(struct amdgpu_ring *ring)
123{
124 struct amdgpu_device *adev = ring->adev;
125
126 WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_WPTR, lower_32_bits(ring->wptr));
127}
128
129/**
130 * uvd_v7_0_enc_ring_set_wptr - set enc write pointer
131 *
132 * @ring: amdgpu_ring pointer
133 *
134 * Commits the enc write pointer to the hardware
135 */
136static void uvd_v7_0_enc_ring_set_wptr(struct amdgpu_ring *ring)
137{
138 struct amdgpu_device *adev = ring->adev;
139
140 if (ring->use_doorbell) {
141 /* XXX check if swapping is necessary on BE */
142 adev->wb.wb[ring->wptr_offs] = lower_32_bits(ring->wptr);
143 WDOORBELL32(ring->doorbell_index, lower_32_bits(ring->wptr));
144 return;
145 }
146
147 if (ring == &adev->uvd.ring_enc[0])
148 WREG32_SOC15(UVD, 0, mmUVD_RB_WPTR,
149 lower_32_bits(ring->wptr));
150 else
151 WREG32_SOC15(UVD, 0, mmUVD_RB_WPTR2,
152 lower_32_bits(ring->wptr));
153}
154
155/**
156 * uvd_v7_0_enc_ring_test_ring - test if UVD ENC ring is working
157 *
158 * @ring: the engine to test on
159 *
160 */
161static int uvd_v7_0_enc_ring_test_ring(struct amdgpu_ring *ring)
162{
163 struct amdgpu_device *adev = ring->adev;
164 uint32_t rptr = amdgpu_ring_get_rptr(ring);
165 unsigned i;
166 int r;
167
168 if (amdgpu_sriov_vf(adev))
169 return 0;
170
171 r = amdgpu_ring_alloc(ring, 16);
172 if (r) {
173 DRM_ERROR("amdgpu: uvd enc failed to lock ring %d (%d).\n",
174 ring->idx, r);
175 return r;
176 }
177 amdgpu_ring_write(ring, HEVC_ENC_CMD_END);
178 amdgpu_ring_commit(ring);
179
180 for (i = 0; i < adev->usec_timeout; i++) {
181 if (amdgpu_ring_get_rptr(ring) != rptr)
182 break;
183 DRM_UDELAY(1);
184 }
185
186 if (i < adev->usec_timeout) {
187 DRM_DEBUG("ring test on %d succeeded in %d usecs\n",
188 ring->idx, i);
189 } else {
190 DRM_ERROR("amdgpu: ring %d test failed\n",
191 ring->idx);
192 r = -ETIMEDOUT;
193 }
194
195 return r;
196}
197
198/**
199 * uvd_v7_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 */
208static int uvd_v7_0_enc_get_create_msg(struct amdgpu_ring *ring, uint32_t handle,
209 struct dma_fence **fence)
210{
211 const unsigned ib_size_dw = 16;
212 struct amdgpu_job *job;
213 struct amdgpu_ib *ib;
214 struct dma_fence *f = NULL;
215 uint64_t dummy;
216 int i, r;
217
218 r = amdgpu_job_alloc_with_ib(ring->adev, ib_size_dw * 4, &job);
219 if (r)
220 return r;
221
222 ib = &job->ibs[0];
223 dummy = ib->gpu_addr + 1024;
224
225 ib->length_dw = 0;
226 ib->ptr[ib->length_dw++] = 0x00000018;
227 ib->ptr[ib->length_dw++] = 0x00000001; /* session info */
228 ib->ptr[ib->length_dw++] = handle;
229 ib->ptr[ib->length_dw++] = 0x00000000;
230 ib->ptr[ib->length_dw++] = upper_32_bits(dummy);
231 ib->ptr[ib->length_dw++] = dummy;
232
233 ib->ptr[ib->length_dw++] = 0x00000014;
234 ib->ptr[ib->length_dw++] = 0x00000002; /* task info */
235 ib->ptr[ib->length_dw++] = 0x0000001c;
236 ib->ptr[ib->length_dw++] = 0x00000000;
237 ib->ptr[ib->length_dw++] = 0x00000000;
238
239 ib->ptr[ib->length_dw++] = 0x00000008;
240 ib->ptr[ib->length_dw++] = 0x08000001; /* op initialize */
241
242 for (i = ib->length_dw; i < ib_size_dw; ++i)
243 ib->ptr[i] = 0x0;
244
245 r = amdgpu_ib_schedule(ring, 1, ib, NULL, &f);
246 job->fence = dma_fence_get(f);
247 if (r)
248 goto err;
249
250 amdgpu_job_free(job);
251 if (fence)
252 *fence = dma_fence_get(f);
253 dma_fence_put(f);
254 return 0;
255
256err:
257 amdgpu_job_free(job);
258 return r;
259}
260
261/**
262 * uvd_v7_0_enc_get_destroy_msg - generate a UVD ENC destroy msg
263 *
264 * @adev: amdgpu_device pointer
265 * @ring: ring we should submit the msg to
266 * @handle: session handle to use
267 * @fence: optional fence to return
268 *
269 * Close up a stream for HW test or if userspace failed to do so
270 */
271int uvd_v7_0_enc_get_destroy_msg(struct amdgpu_ring *ring, uint32_t handle,
272 bool direct, struct dma_fence **fence)
273{
274 const unsigned ib_size_dw = 16;
275 struct amdgpu_job *job;
276 struct amdgpu_ib *ib;
277 struct dma_fence *f = NULL;
278 uint64_t dummy;
279 int i, r;
280
281 r = amdgpu_job_alloc_with_ib(ring->adev, ib_size_dw * 4, &job);
282 if (r)
283 return r;
284
285 ib = &job->ibs[0];
286 dummy = ib->gpu_addr + 1024;
287
288 ib->length_dw = 0;
289 ib->ptr[ib->length_dw++] = 0x00000018;
290 ib->ptr[ib->length_dw++] = 0x00000001;
291 ib->ptr[ib->length_dw++] = handle;
292 ib->ptr[ib->length_dw++] = 0x00000000;
293 ib->ptr[ib->length_dw++] = upper_32_bits(dummy);
294 ib->ptr[ib->length_dw++] = dummy;
295
296 ib->ptr[ib->length_dw++] = 0x00000014;
297 ib->ptr[ib->length_dw++] = 0x00000002;
298 ib->ptr[ib->length_dw++] = 0x0000001c;
299 ib->ptr[ib->length_dw++] = 0x00000000;
300 ib->ptr[ib->length_dw++] = 0x00000000;
301
302 ib->ptr[ib->length_dw++] = 0x00000008;
303 ib->ptr[ib->length_dw++] = 0x08000002; /* op close session */
304
305 for (i = ib->length_dw; i < ib_size_dw; ++i)
306 ib->ptr[i] = 0x0;
307
308 if (direct) {
309 r = amdgpu_ib_schedule(ring, 1, ib, NULL, &f);
310 job->fence = dma_fence_get(f);
311 if (r)
312 goto err;
313
314 amdgpu_job_free(job);
315 } else {
316 r = amdgpu_job_submit(job, ring, &ring->adev->vce.entity,
317 AMDGPU_FENCE_OWNER_UNDEFINED, &f);
318 if (r)
319 goto err;
320 }
321
322 if (fence)
323 *fence = dma_fence_get(f);
324 dma_fence_put(f);
325 return 0;
326
327err:
328 amdgpu_job_free(job);
329 return r;
330}
331
332/**
333 * uvd_v7_0_enc_ring_test_ib - test if UVD ENC IBs are working
334 *
335 * @ring: the engine to test on
336 *
337 */
338static int uvd_v7_0_enc_ring_test_ib(struct amdgpu_ring *ring, long timeout)
339{
340 struct dma_fence *fence = NULL;
341 long r;
342
343 r = uvd_v7_0_enc_get_create_msg(ring, 1, NULL);
344 if (r) {
345 DRM_ERROR("amdgpu: failed to get create msg (%ld).\n", r);
346 goto error;
347 }
348
349 r = uvd_v7_0_enc_get_destroy_msg(ring, 1, true, &fence);
350 if (r) {
351 DRM_ERROR("amdgpu: failed to get destroy ib (%ld).\n", r);
352 goto error;
353 }
354
355 r = dma_fence_wait_timeout(fence, false, timeout);
356 if (r == 0) {
357 DRM_ERROR("amdgpu: IB test timed out.\n");
358 r = -ETIMEDOUT;
359 } else if (r < 0) {
360 DRM_ERROR("amdgpu: fence wait failed (%ld).\n", r);
361 } else {
362 DRM_DEBUG("ib test on ring %d succeeded\n", ring->idx);
363 r = 0;
364 }
365error:
366 dma_fence_put(fence);
367 return r;
368}
369
370static int uvd_v7_0_early_init(void *handle)
371{
372 struct amdgpu_device *adev = (struct amdgpu_device *)handle;
373
374 if (amdgpu_sriov_vf(adev))
375 adev->uvd.num_enc_rings = 1;
376 else
377 adev->uvd.num_enc_rings = 2;
378 uvd_v7_0_set_ring_funcs(adev);
379 uvd_v7_0_set_enc_ring_funcs(adev);
380 uvd_v7_0_set_irq_funcs(adev);
381
382 return 0;
383}
384
385static int uvd_v7_0_sw_init(void *handle)
386{
387 struct amdgpu_ring *ring;
388 struct drm_sched_rq *rq;
389 int i, r;
390 struct amdgpu_device *adev = (struct amdgpu_device *)handle;
391
392 /* UVD TRAP */
393 r = amdgpu_irq_add_id(adev, SOC15_IH_CLIENTID_UVD, 124, &adev->uvd.irq);
394 if (r)
395 return r;
396
397 /* UVD ENC TRAP */
398 for (i = 0; i < adev->uvd.num_enc_rings; ++i) {
399 r = amdgpu_irq_add_id(adev, SOC15_IH_CLIENTID_UVD, i + 119, &adev->uvd.irq);
400 if (r)
401 return r;
402 }
403
404 r = amdgpu_uvd_sw_init(adev);
405 if (r)
406 return r;
407
408 if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) {
409 const struct common_firmware_header *hdr;
410 hdr = (const struct common_firmware_header *)adev->uvd.fw->data;
411 adev->firmware.ucode[AMDGPU_UCODE_ID_UVD].ucode_id = AMDGPU_UCODE_ID_UVD;
412 adev->firmware.ucode[AMDGPU_UCODE_ID_UVD].fw = adev->uvd.fw;
413 adev->firmware.fw_size +=
414 ALIGN(le32_to_cpu(hdr->ucode_size_bytes), PAGE_SIZE);
415 DRM_INFO("PSP loading UVD firmware\n");
416 }
417
418 ring = &adev->uvd.ring_enc[0];
419 rq = &ring->sched.sched_rq[DRM_SCHED_PRIORITY_NORMAL];
420 r = drm_sched_entity_init(&ring->sched, &adev->uvd.entity_enc,
421 rq, amdgpu_sched_jobs, NULL);
422 if (r) {
423 DRM_ERROR("Failed setting up UVD ENC run queue.\n");
424 return r;
425 }
426
427 r = amdgpu_uvd_resume(adev);
428 if (r)
429 return r;
430 if (!amdgpu_sriov_vf(adev)) {
431 ring = &adev->uvd.ring;
432 sprintf(ring->name, "uvd");
433 r = amdgpu_ring_init(adev, ring, 512, &adev->uvd.irq, 0);
434 if (r)
435 return r;
436 }
437
438 for (i = 0; i < adev->uvd.num_enc_rings; ++i) {
439 ring = &adev->uvd.ring_enc[i];
440 sprintf(ring->name, "uvd_enc%d", i);
441 if (amdgpu_sriov_vf(adev)) {
442 ring->use_doorbell = true;
443
444 /* currently only use the first enconding ring for
445 * sriov, so set unused location for other unused rings.
446 */
447 if (i == 0)
448 ring->doorbell_index = AMDGPU_DOORBELL64_UVD_RING0_1 * 2;
449 else
450 ring->doorbell_index = AMDGPU_DOORBELL64_UVD_RING2_3 * 2 + 1;
451 }
452 r = amdgpu_ring_init(adev, ring, 512, &adev->uvd.irq, 0);
453 if (r)
454 return r;
455 }
456
457 r = amdgpu_virt_alloc_mm_table(adev);
458 if (r)
459 return r;
460
461 return r;
462}
463
464static int uvd_v7_0_sw_fini(void *handle)
465{
466 int i, r;
467 struct amdgpu_device *adev = (struct amdgpu_device *)handle;
468
469 amdgpu_virt_free_mm_table(adev);
470
471 r = amdgpu_uvd_suspend(adev);
472 if (r)
473 return r;
474
475 drm_sched_entity_fini(&adev->uvd.ring_enc[0].sched, &adev->uvd.entity_enc);
476
477 for (i = 0; i < adev->uvd.num_enc_rings; ++i)
478 amdgpu_ring_fini(&adev->uvd.ring_enc[i]);
479
480 return amdgpu_uvd_sw_fini(adev);
481}
482
483/**
484 * uvd_v7_0_hw_init - start and test UVD block
485 *
486 * @adev: amdgpu_device pointer
487 *
488 * Initialize the hardware, boot up the VCPU and do some testing
489 */
490static int uvd_v7_0_hw_init(void *handle)
491{
492 struct amdgpu_device *adev = (struct amdgpu_device *)handle;
493 struct amdgpu_ring *ring = &adev->uvd.ring;
494 uint32_t tmp;
495 int i, r;
496
497 if (amdgpu_sriov_vf(adev))
498 r = uvd_v7_0_sriov_start(adev);
499 else
500 r = uvd_v7_0_start(adev);
501 if (r)
502 goto done;
503
504 if (!amdgpu_sriov_vf(adev)) {
505 ring->ready = true;
506 r = amdgpu_ring_test_ring(ring);
507 if (r) {
508 ring->ready = false;
509 goto done;
510 }
511
512 r = amdgpu_ring_alloc(ring, 10);
513 if (r) {
514 DRM_ERROR("amdgpu: ring failed to lock UVD ring (%d).\n", r);
515 goto done;
516 }
517
518 tmp = PACKET0(SOC15_REG_OFFSET(UVD, 0,
519 mmUVD_SEMA_WAIT_FAULT_TIMEOUT_CNTL), 0);
520 amdgpu_ring_write(ring, tmp);
521 amdgpu_ring_write(ring, 0xFFFFF);
522
523 tmp = PACKET0(SOC15_REG_OFFSET(UVD, 0,
524 mmUVD_SEMA_WAIT_INCOMPLETE_TIMEOUT_CNTL), 0);
525 amdgpu_ring_write(ring, tmp);
526 amdgpu_ring_write(ring, 0xFFFFF);
527
528 tmp = PACKET0(SOC15_REG_OFFSET(UVD, 0,
529 mmUVD_SEMA_SIGNAL_INCOMPLETE_TIMEOUT_CNTL), 0);
530 amdgpu_ring_write(ring, tmp);
531 amdgpu_ring_write(ring, 0xFFFFF);
532
533 /* Clear timeout status bits */
534 amdgpu_ring_write(ring, PACKET0(SOC15_REG_OFFSET(UVD, 0,
535 mmUVD_SEMA_TIMEOUT_STATUS), 0));
536 amdgpu_ring_write(ring, 0x8);
537
538 amdgpu_ring_write(ring, PACKET0(SOC15_REG_OFFSET(UVD, 0,
539 mmUVD_SEMA_CNTL), 0));
540 amdgpu_ring_write(ring, 3);
541
542 amdgpu_ring_commit(ring);
543 }
544
545 for (i = 0; i < adev->uvd.num_enc_rings; ++i) {
546 ring = &adev->uvd.ring_enc[i];
547 ring->ready = true;
548 r = amdgpu_ring_test_ring(ring);
549 if (r) {
550 ring->ready = false;
551 goto done;
552 }
553 }
554
555done:
556 if (!r)
557 DRM_INFO("UVD and UVD ENC initialized successfully.\n");
558
559 return r;
560}
561
562/**
563 * uvd_v7_0_hw_fini - stop the hardware block
564 *
565 * @adev: amdgpu_device pointer
566 *
567 * Stop the UVD block, mark ring as not ready any more
568 */
569static int uvd_v7_0_hw_fini(void *handle)
570{
571 struct amdgpu_device *adev = (struct amdgpu_device *)handle;
572 struct amdgpu_ring *ring = &adev->uvd.ring;
573
574 if (!amdgpu_sriov_vf(adev))
575 uvd_v7_0_stop(adev);
576 else {
577 /* full access mode, so don't touch any UVD register */
578 DRM_DEBUG("For SRIOV client, shouldn't do anything.\n");
579 }
580
581 ring->ready = false;
582
583 return 0;
584}
585
586static int uvd_v7_0_suspend(void *handle)
587{
588 int r;
589 struct amdgpu_device *adev = (struct amdgpu_device *)handle;
590
591 r = uvd_v7_0_hw_fini(adev);
592 if (r)
593 return r;
594
595 return amdgpu_uvd_suspend(adev);
596}
597
598static int uvd_v7_0_resume(void *handle)
599{
600 int r;
601 struct amdgpu_device *adev = (struct amdgpu_device *)handle;
602
603 r = amdgpu_uvd_resume(adev);
604 if (r)
605 return r;
606
607 return uvd_v7_0_hw_init(adev);
608}
609
610/**
611 * uvd_v7_0_mc_resume - memory controller programming
612 *
613 * @adev: amdgpu_device pointer
614 *
615 * Let the UVD memory controller know it's offsets
616 */
617static void uvd_v7_0_mc_resume(struct amdgpu_device *adev)
618{
619 uint32_t size = AMDGPU_UVD_FIRMWARE_SIZE(adev);
620 uint32_t offset;
621
622 if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) {
623 WREG32_SOC15(UVD, 0, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW,
624 lower_32_bits(adev->firmware.ucode[AMDGPU_UCODE_ID_UVD].mc_addr));
625 WREG32_SOC15(UVD, 0, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH,
626 upper_32_bits(adev->firmware.ucode[AMDGPU_UCODE_ID_UVD].mc_addr));
627 offset = 0;
628 } else {
629 WREG32_SOC15(UVD, 0, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW,
630 lower_32_bits(adev->uvd.gpu_addr));
631 WREG32_SOC15(UVD, 0, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH,
632 upper_32_bits(adev->uvd.gpu_addr));
633 offset = size;
634 }
635
636 WREG32_SOC15(UVD, 0, mmUVD_VCPU_CACHE_OFFSET0,
637 AMDGPU_UVD_FIRMWARE_OFFSET >> 3);
638 WREG32_SOC15(UVD, 0, mmUVD_VCPU_CACHE_SIZE0, size);
639
640 WREG32_SOC15(UVD, 0, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_LOW,
641 lower_32_bits(adev->uvd.gpu_addr + offset));
642 WREG32_SOC15(UVD, 0, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_HIGH,
643 upper_32_bits(adev->uvd.gpu_addr + offset));
644 WREG32_SOC15(UVD, 0, mmUVD_VCPU_CACHE_OFFSET1, (1 << 21));
645 WREG32_SOC15(UVD, 0, mmUVD_VCPU_CACHE_SIZE1, AMDGPU_UVD_HEAP_SIZE);
646
647 WREG32_SOC15(UVD, 0, mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_LOW,
648 lower_32_bits(adev->uvd.gpu_addr + offset + AMDGPU_UVD_HEAP_SIZE));
649 WREG32_SOC15(UVD, 0, mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_HIGH,
650 upper_32_bits(adev->uvd.gpu_addr + offset + AMDGPU_UVD_HEAP_SIZE));
651 WREG32_SOC15(UVD, 0, mmUVD_VCPU_CACHE_OFFSET2, (2 << 21));
652 WREG32_SOC15(UVD, 0, mmUVD_VCPU_CACHE_SIZE2,
653 AMDGPU_UVD_STACK_SIZE + (AMDGPU_UVD_SESSION_SIZE * 40));
654
655 WREG32_SOC15(UVD, 0, mmUVD_UDEC_ADDR_CONFIG,
656 adev->gfx.config.gb_addr_config);
657 WREG32_SOC15(UVD, 0, mmUVD_UDEC_DB_ADDR_CONFIG,
658 adev->gfx.config.gb_addr_config);
659 WREG32_SOC15(UVD, 0, mmUVD_UDEC_DBW_ADDR_CONFIG,
660 adev->gfx.config.gb_addr_config);
661
662 WREG32_SOC15(UVD, 0, mmUVD_GP_SCRATCH4, adev->uvd.max_handles);
663}
664
665static int uvd_v7_0_mmsch_start(struct amdgpu_device *adev,
666 struct amdgpu_mm_table *table)
667{
668 uint32_t data = 0, loop;
669 uint64_t addr = table->gpu_addr;
670 struct mmsch_v1_0_init_header *header = (struct mmsch_v1_0_init_header *)table->cpu_addr;
671 uint32_t size;
672
673 size = header->header_size + header->vce_table_size + header->uvd_table_size;
674
675 /* 1, write to vce_mmsch_vf_ctx_addr_lo/hi register with GPU mc addr of memory descriptor location */
676 WREG32_SOC15(VCE, 0, mmVCE_MMSCH_VF_CTX_ADDR_LO, lower_32_bits(addr));
677 WREG32_SOC15(VCE, 0, mmVCE_MMSCH_VF_CTX_ADDR_HI, upper_32_bits(addr));
678
679 /* 2, update vmid of descriptor */
680 data = RREG32_SOC15(VCE, 0, mmVCE_MMSCH_VF_VMID);
681 data &= ~VCE_MMSCH_VF_VMID__VF_CTX_VMID_MASK;
682 data |= (0 << VCE_MMSCH_VF_VMID__VF_CTX_VMID__SHIFT); /* use domain0 for MM scheduler */
683 WREG32_SOC15(VCE, 0, mmVCE_MMSCH_VF_VMID, data);
684
685 /* 3, notify mmsch about the size of this descriptor */
686 WREG32_SOC15(VCE, 0, mmVCE_MMSCH_VF_CTX_SIZE, size);
687
688 /* 4, set resp to zero */
689 WREG32_SOC15(VCE, 0, mmVCE_MMSCH_VF_MAILBOX_RESP, 0);
690
691 WDOORBELL32(adev->uvd.ring_enc[0].doorbell_index, 0);
692 adev->wb.wb[adev->uvd.ring_enc[0].wptr_offs] = 0;
693 adev->uvd.ring_enc[0].wptr = 0;
694 adev->uvd.ring_enc[0].wptr_old = 0;
695
696 /* 5, kick off the initialization and wait until VCE_MMSCH_VF_MAILBOX_RESP becomes non-zero */
697 WREG32_SOC15(VCE, 0, mmVCE_MMSCH_VF_MAILBOX_HOST, 0x10000001);
698
699 data = RREG32_SOC15(VCE, 0, mmVCE_MMSCH_VF_MAILBOX_RESP);
700 loop = 1000;
701 while ((data & 0x10000002) != 0x10000002) {
702 udelay(10);
703 data = RREG32_SOC15(VCE, 0, mmVCE_MMSCH_VF_MAILBOX_RESP);
704 loop--;
705 if (!loop)
706 break;
707 }
708
709 if (!loop) {
710 dev_err(adev->dev, "failed to init MMSCH, mmVCE_MMSCH_VF_MAILBOX_RESP = %x\n", data);
711 return -EBUSY;
712 }
713
714 return 0;
715}
716
717static int uvd_v7_0_sriov_start(struct amdgpu_device *adev)
718{
719 struct amdgpu_ring *ring;
720 uint32_t offset, size, tmp;
721 uint32_t table_size = 0;
722 struct mmsch_v1_0_cmd_direct_write direct_wt = { {0} };
723 struct mmsch_v1_0_cmd_direct_read_modify_write direct_rd_mod_wt = { {0} };
724 struct mmsch_v1_0_cmd_direct_polling direct_poll = { {0} };
725 struct mmsch_v1_0_cmd_end end = { {0} };
726 uint32_t *init_table = adev->virt.mm_table.cpu_addr;
727 struct mmsch_v1_0_init_header *header = (struct mmsch_v1_0_init_header *)init_table;
728
729 direct_wt.cmd_header.command_type = MMSCH_COMMAND__DIRECT_REG_WRITE;
730 direct_rd_mod_wt.cmd_header.command_type = MMSCH_COMMAND__DIRECT_REG_READ_MODIFY_WRITE;
731 direct_poll.cmd_header.command_type = MMSCH_COMMAND__DIRECT_REG_POLLING;
732 end.cmd_header.command_type = MMSCH_COMMAND__END;
733
734 if (header->uvd_table_offset == 0 && header->uvd_table_size == 0) {
735 header->version = MMSCH_VERSION;
736 header->header_size = sizeof(struct mmsch_v1_0_init_header) >> 2;
737
738 if (header->vce_table_offset == 0 && header->vce_table_size == 0)
739 header->uvd_table_offset = header->header_size;
740 else
741 header->uvd_table_offset = header->vce_table_size + header->vce_table_offset;
742
743 init_table += header->uvd_table_offset;
744
745 ring = &adev->uvd.ring;
746 ring->wptr = 0;
747 size = AMDGPU_GPU_PAGE_ALIGN(adev->uvd.fw->size + 4);
748
749 MMSCH_V1_0_INSERT_DIRECT_RD_MOD_WT(SOC15_REG_OFFSET(UVD, 0, mmUVD_STATUS),
750 0xFFFFFFFF, 0x00000004);
751 /* mc resume*/
752 if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) {
753 MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, 0, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW),
754 lower_32_bits(adev->firmware.ucode[AMDGPU_UCODE_ID_UVD].mc_addr));
755 MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, 0, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH),
756 upper_32_bits(adev->firmware.ucode[AMDGPU_UCODE_ID_UVD].mc_addr));
757 offset = 0;
758 } else {
759 MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, 0, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW),
760 lower_32_bits(adev->uvd.gpu_addr));
761 MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, 0, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH),
762 upper_32_bits(adev->uvd.gpu_addr));
763 offset = size;
764 }
765
766 MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, 0, mmUVD_VCPU_CACHE_OFFSET0),
767 AMDGPU_UVD_FIRMWARE_OFFSET >> 3);
768 MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, 0, mmUVD_VCPU_CACHE_SIZE0), size);
769
770 MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, 0, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_LOW),
771 lower_32_bits(adev->uvd.gpu_addr + offset));
772 MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, 0, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_HIGH),
773 upper_32_bits(adev->uvd.gpu_addr + offset));
774 MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, 0, mmUVD_VCPU_CACHE_OFFSET1), (1 << 21));
775 MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, 0, mmUVD_VCPU_CACHE_SIZE1), AMDGPU_UVD_HEAP_SIZE);
776
777 MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, 0, mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_LOW),
778 lower_32_bits(adev->uvd.gpu_addr + offset + AMDGPU_UVD_HEAP_SIZE));
779 MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, 0, mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_HIGH),
780 upper_32_bits(adev->uvd.gpu_addr + offset + AMDGPU_UVD_HEAP_SIZE));
781 MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, 0, mmUVD_VCPU_CACHE_OFFSET2), (2 << 21));
782 MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, 0, mmUVD_VCPU_CACHE_SIZE2),
783 AMDGPU_UVD_STACK_SIZE + (AMDGPU_UVD_SESSION_SIZE * 40));
784
785 MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, 0, mmUVD_GP_SCRATCH4), adev->uvd.max_handles);
786 /* mc resume end*/
787
788 /* disable clock gating */
789 MMSCH_V1_0_INSERT_DIRECT_RD_MOD_WT(SOC15_REG_OFFSET(UVD, 0, mmUVD_CGC_CTRL),
790 ~UVD_CGC_CTRL__DYN_CLOCK_MODE_MASK, 0);
791
792 /* disable interupt */
793 MMSCH_V1_0_INSERT_DIRECT_RD_MOD_WT(SOC15_REG_OFFSET(UVD, 0, mmUVD_MASTINT_EN),
794 ~UVD_MASTINT_EN__VCPU_EN_MASK, 0);
795
796 /* stall UMC and register bus before resetting VCPU */
797 MMSCH_V1_0_INSERT_DIRECT_RD_MOD_WT(SOC15_REG_OFFSET(UVD, 0, mmUVD_LMI_CTRL2),
798 ~UVD_LMI_CTRL2__STALL_ARB_UMC_MASK,
799 UVD_LMI_CTRL2__STALL_ARB_UMC_MASK);
800
801 /* put LMI, VCPU, RBC etc... into reset */
802 MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, 0, mmUVD_SOFT_RESET),
803 (uint32_t)(UVD_SOFT_RESET__LMI_SOFT_RESET_MASK |
804 UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK |
805 UVD_SOFT_RESET__LBSI_SOFT_RESET_MASK |
806 UVD_SOFT_RESET__RBC_SOFT_RESET_MASK |
807 UVD_SOFT_RESET__CSM_SOFT_RESET_MASK |
808 UVD_SOFT_RESET__CXW_SOFT_RESET_MASK |
809 UVD_SOFT_RESET__TAP_SOFT_RESET_MASK |
810 UVD_SOFT_RESET__LMI_UMC_SOFT_RESET_MASK));
811
812 /* initialize UVD memory controller */
813 MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, 0, mmUVD_LMI_CTRL),
814 (uint32_t)((0x40 << UVD_LMI_CTRL__WRITE_CLEAN_TIMER__SHIFT) |
815 UVD_LMI_CTRL__WRITE_CLEAN_TIMER_EN_MASK |
816 UVD_LMI_CTRL__DATA_COHERENCY_EN_MASK |
817 UVD_LMI_CTRL__VCPU_DATA_COHERENCY_EN_MASK |
818 UVD_LMI_CTRL__REQ_MODE_MASK |
819 0x00100000L));
820
821 /* take all subblocks out of reset, except VCPU */
822 MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, 0, mmUVD_SOFT_RESET),
823 UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK);
824
825 /* enable VCPU clock */
826 MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, 0, mmUVD_VCPU_CNTL),
827 UVD_VCPU_CNTL__CLK_EN_MASK);
828
829 /* enable master interrupt */
830 MMSCH_V1_0_INSERT_DIRECT_RD_MOD_WT(SOC15_REG_OFFSET(UVD, 0, mmUVD_MASTINT_EN),
831 ~(UVD_MASTINT_EN__VCPU_EN_MASK|UVD_MASTINT_EN__SYS_EN_MASK),
832 (UVD_MASTINT_EN__VCPU_EN_MASK|UVD_MASTINT_EN__SYS_EN_MASK));
833
834 /* clear the bit 4 of UVD_STATUS */
835 MMSCH_V1_0_INSERT_DIRECT_RD_MOD_WT(SOC15_REG_OFFSET(UVD, 0, mmUVD_STATUS),
836 ~(2 << UVD_STATUS__VCPU_REPORT__SHIFT), 0);
837
838 /* force RBC into idle state */
839 size = order_base_2(ring->ring_size);
840 tmp = REG_SET_FIELD(0, UVD_RBC_RB_CNTL, RB_BUFSZ, size);
841 tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_FETCH, 1);
842 MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, 0, mmUVD_RBC_RB_CNTL), tmp);
843
844 ring = &adev->uvd.ring_enc[0];
845 ring->wptr = 0;
846 MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, 0, mmUVD_RB_BASE_LO), ring->gpu_addr);
847 MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, 0, mmUVD_RB_BASE_HI), upper_32_bits(ring->gpu_addr));
848 MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, 0, mmUVD_RB_SIZE), ring->ring_size / 4);
849
850 /* boot up the VCPU */
851 MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, 0, mmUVD_SOFT_RESET), 0);
852
853 /* enable UMC */
854 MMSCH_V1_0_INSERT_DIRECT_RD_MOD_WT(SOC15_REG_OFFSET(UVD, 0, mmUVD_LMI_CTRL2),
855 ~UVD_LMI_CTRL2__STALL_ARB_UMC_MASK, 0);
856
857 MMSCH_V1_0_INSERT_DIRECT_POLL(SOC15_REG_OFFSET(UVD, 0, mmUVD_STATUS), 0x02, 0x02);
858
859 /* add end packet */
860 memcpy((void *)init_table, &end, sizeof(struct mmsch_v1_0_cmd_end));
861 table_size += sizeof(struct mmsch_v1_0_cmd_end) / 4;
862 header->uvd_table_size = table_size;
863
864 }
865 return uvd_v7_0_mmsch_start(adev, &adev->virt.mm_table);
866}
867
868/**
869 * uvd_v7_0_start - start UVD block
870 *
871 * @adev: amdgpu_device pointer
872 *
873 * Setup and start the UVD block
874 */
875static int uvd_v7_0_start(struct amdgpu_device *adev)
876{
877 struct amdgpu_ring *ring = &adev->uvd.ring;
878 uint32_t rb_bufsz, tmp;
879 uint32_t lmi_swap_cntl;
880 uint32_t mp_swap_cntl;
881 int i, j, r;
882
883 /* disable DPG */
884 WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_POWER_STATUS), 0,
885 ~UVD_POWER_STATUS__UVD_PG_MODE_MASK);
886
887 /* disable byte swapping */
888 lmi_swap_cntl = 0;
889 mp_swap_cntl = 0;
890
891 uvd_v7_0_mc_resume(adev);
892
893 /* disable clock gating */
894 WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_CGC_CTRL), 0,
895 ~UVD_CGC_CTRL__DYN_CLOCK_MODE_MASK);
896
897 /* disable interupt */
898 WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_MASTINT_EN), 0,
899 ~UVD_MASTINT_EN__VCPU_EN_MASK);
900
901 /* stall UMC and register bus before resetting VCPU */
902 WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_LMI_CTRL2),
903 UVD_LMI_CTRL2__STALL_ARB_UMC_MASK,
904 ~UVD_LMI_CTRL2__STALL_ARB_UMC_MASK);
905 mdelay(1);
906
907 /* put LMI, VCPU, RBC etc... into reset */
908 WREG32_SOC15(UVD, 0, mmUVD_SOFT_RESET,
909 UVD_SOFT_RESET__LMI_SOFT_RESET_MASK |
910 UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK |
911 UVD_SOFT_RESET__LBSI_SOFT_RESET_MASK |
912 UVD_SOFT_RESET__RBC_SOFT_RESET_MASK |
913 UVD_SOFT_RESET__CSM_SOFT_RESET_MASK |
914 UVD_SOFT_RESET__CXW_SOFT_RESET_MASK |
915 UVD_SOFT_RESET__TAP_SOFT_RESET_MASK |
916 UVD_SOFT_RESET__LMI_UMC_SOFT_RESET_MASK);
917 mdelay(5);
918
919 /* initialize UVD memory controller */
920 WREG32_SOC15(UVD, 0, mmUVD_LMI_CTRL,
921 (0x40 << UVD_LMI_CTRL__WRITE_CLEAN_TIMER__SHIFT) |
922 UVD_LMI_CTRL__WRITE_CLEAN_TIMER_EN_MASK |
923 UVD_LMI_CTRL__DATA_COHERENCY_EN_MASK |
924 UVD_LMI_CTRL__VCPU_DATA_COHERENCY_EN_MASK |
925 UVD_LMI_CTRL__REQ_MODE_MASK |
926 0x00100000L);
927
928#ifdef __BIG_ENDIAN
929 /* swap (8 in 32) RB and IB */
930 lmi_swap_cntl = 0xa;
931 mp_swap_cntl = 0;
932#endif
933 WREG32_SOC15(UVD, 0, mmUVD_LMI_SWAP_CNTL, lmi_swap_cntl);
934 WREG32_SOC15(UVD, 0, mmUVD_MP_SWAP_CNTL, mp_swap_cntl);
935
936 WREG32_SOC15(UVD, 0, mmUVD_MPC_SET_MUXA0, 0x40c2040);
937 WREG32_SOC15(UVD, 0, mmUVD_MPC_SET_MUXA1, 0x0);
938 WREG32_SOC15(UVD, 0, mmUVD_MPC_SET_MUXB0, 0x40c2040);
939 WREG32_SOC15(UVD, 0, mmUVD_MPC_SET_MUXB1, 0x0);
940 WREG32_SOC15(UVD, 0, mmUVD_MPC_SET_ALU, 0);
941 WREG32_SOC15(UVD, 0, mmUVD_MPC_SET_MUX, 0x88);
942
943 /* take all subblocks out of reset, except VCPU */
944 WREG32_SOC15(UVD, 0, mmUVD_SOFT_RESET,
945 UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK);
946 mdelay(5);
947
948 /* enable VCPU clock */
949 WREG32_SOC15(UVD, 0, mmUVD_VCPU_CNTL,
950 UVD_VCPU_CNTL__CLK_EN_MASK);
951
952 /* enable UMC */
953 WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_LMI_CTRL2), 0,
954 ~UVD_LMI_CTRL2__STALL_ARB_UMC_MASK);
955
956 /* boot up the VCPU */
957 WREG32_SOC15(UVD, 0, mmUVD_SOFT_RESET, 0);
958 mdelay(10);
959
960 for (i = 0; i < 10; ++i) {
961 uint32_t status;
962
963 for (j = 0; j < 100; ++j) {
964 status = RREG32_SOC15(UVD, 0, mmUVD_STATUS);
965 if (status & 2)
966 break;
967 mdelay(10);
968 }
969 r = 0;
970 if (status & 2)
971 break;
972
973 DRM_ERROR("UVD not responding, trying to reset the VCPU!!!\n");
974 WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_SOFT_RESET),
975 UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK,
976 ~UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK);
977 mdelay(10);
978 WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_SOFT_RESET), 0,
979 ~UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK);
980 mdelay(10);
981 r = -1;
982 }
983
984 if (r) {
985 DRM_ERROR("UVD not responding, giving up!!!\n");
986 return r;
987 }
988 /* enable master interrupt */
989 WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_MASTINT_EN),
990 (UVD_MASTINT_EN__VCPU_EN_MASK|UVD_MASTINT_EN__SYS_EN_MASK),
991 ~(UVD_MASTINT_EN__VCPU_EN_MASK|UVD_MASTINT_EN__SYS_EN_MASK));
992
993 /* clear the bit 4 of UVD_STATUS */
994 WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_STATUS), 0,
995 ~(2 << UVD_STATUS__VCPU_REPORT__SHIFT));
996
997 /* force RBC into idle state */
998 rb_bufsz = order_base_2(ring->ring_size);
999 tmp = REG_SET_FIELD(0, UVD_RBC_RB_CNTL, RB_BUFSZ, rb_bufsz);
1000 tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_BLKSZ, 1);
1001 tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_FETCH, 1);
1002 tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_WPTR_POLL_EN, 0);
1003 tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_UPDATE, 1);
1004 tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_RPTR_WR_EN, 1);
1005 WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_CNTL, tmp);
1006
1007 /* set the write pointer delay */
1008 WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_WPTR_CNTL, 0);
1009
1010 /* set the wb address */
1011 WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_RPTR_ADDR,
1012 (upper_32_bits(ring->gpu_addr) >> 2));
1013
1014 /* programm the RB_BASE for ring buffer */
1015 WREG32_SOC15(UVD, 0, mmUVD_LMI_RBC_RB_64BIT_BAR_LOW,
1016 lower_32_bits(ring->gpu_addr));
1017 WREG32_SOC15(UVD, 0, mmUVD_LMI_RBC_RB_64BIT_BAR_HIGH,
1018 upper_32_bits(ring->gpu_addr));
1019
1020 /* Initialize the ring buffer's read and write pointers */
1021 WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_RPTR, 0);
1022
1023 ring->wptr = RREG32_SOC15(UVD, 0, mmUVD_RBC_RB_RPTR);
1024 WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_WPTR,
1025 lower_32_bits(ring->wptr));
1026
1027 WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_RBC_RB_CNTL), 0,
1028 ~UVD_RBC_RB_CNTL__RB_NO_FETCH_MASK);
1029
1030 ring = &adev->uvd.ring_enc[0];
1031 WREG32_SOC15(UVD, 0, mmUVD_RB_RPTR, lower_32_bits(ring->wptr));
1032 WREG32_SOC15(UVD, 0, mmUVD_RB_WPTR, lower_32_bits(ring->wptr));
1033 WREG32_SOC15(UVD, 0, mmUVD_RB_BASE_LO, ring->gpu_addr);
1034 WREG32_SOC15(UVD, 0, mmUVD_RB_BASE_HI, upper_32_bits(ring->gpu_addr));
1035 WREG32_SOC15(UVD, 0, mmUVD_RB_SIZE, ring->ring_size / 4);
1036
1037 ring = &adev->uvd.ring_enc[1];
1038 WREG32_SOC15(UVD, 0, mmUVD_RB_RPTR2, lower_32_bits(ring->wptr));
1039 WREG32_SOC15(UVD, 0, mmUVD_RB_WPTR2, lower_32_bits(ring->wptr));
1040 WREG32_SOC15(UVD, 0, mmUVD_RB_BASE_LO2, ring->gpu_addr);
1041 WREG32_SOC15(UVD, 0, mmUVD_RB_BASE_HI2, upper_32_bits(ring->gpu_addr));
1042 WREG32_SOC15(UVD, 0, mmUVD_RB_SIZE2, ring->ring_size / 4);
1043
1044 return 0;
1045}
1046
1047/**
1048 * uvd_v7_0_stop - stop UVD block
1049 *
1050 * @adev: amdgpu_device pointer
1051 *
1052 * stop the UVD block
1053 */
1054static void uvd_v7_0_stop(struct amdgpu_device *adev)
1055{
1056 /* force RBC into idle state */
1057 WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_CNTL, 0x11010101);
1058
1059 /* Stall UMC and register bus before resetting VCPU */
1060 WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_LMI_CTRL2),
1061 UVD_LMI_CTRL2__STALL_ARB_UMC_MASK,
1062 ~UVD_LMI_CTRL2__STALL_ARB_UMC_MASK);
1063 mdelay(1);
1064
1065 /* put VCPU into reset */
1066 WREG32_SOC15(UVD, 0, mmUVD_SOFT_RESET,
1067 UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK);
1068 mdelay(5);
1069
1070 /* disable VCPU clock */
1071 WREG32_SOC15(UVD, 0, mmUVD_VCPU_CNTL, 0x0);
1072
1073 /* Unstall UMC and register bus */
1074 WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_LMI_CTRL2), 0,
1075 ~UVD_LMI_CTRL2__STALL_ARB_UMC_MASK);
1076}
1077
1078/**
1079 * uvd_v7_0_ring_emit_fence - emit an fence & trap command
1080 *
1081 * @ring: amdgpu_ring pointer
1082 * @fence: fence to emit
1083 *
1084 * Write a fence and a trap command to the ring.
1085 */
1086static void uvd_v7_0_ring_emit_fence(struct amdgpu_ring *ring, u64 addr, u64 seq,
1087 unsigned flags)
1088{
1089 struct amdgpu_device *adev = ring->adev;
1090
1091 WARN_ON(flags & AMDGPU_FENCE_FLAG_64BIT);
1092
1093 amdgpu_ring_write(ring,
1094 PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_CONTEXT_ID), 0));
1095 amdgpu_ring_write(ring, seq);
1096 amdgpu_ring_write(ring,
1097 PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_DATA0), 0));
1098 amdgpu_ring_write(ring, addr & 0xffffffff);
1099 amdgpu_ring_write(ring,
1100 PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_DATA1), 0));
1101 amdgpu_ring_write(ring, upper_32_bits(addr) & 0xff);
1102 amdgpu_ring_write(ring,
1103 PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_CMD), 0));
1104 amdgpu_ring_write(ring, 0);
1105
1106 amdgpu_ring_write(ring,
1107 PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_DATA0), 0));
1108 amdgpu_ring_write(ring, 0);
1109 amdgpu_ring_write(ring,
1110 PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_DATA1), 0));
1111 amdgpu_ring_write(ring, 0);
1112 amdgpu_ring_write(ring,
1113 PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_CMD), 0));
1114 amdgpu_ring_write(ring, 2);
1115}
1116
1117/**
1118 * uvd_v7_0_enc_ring_emit_fence - emit an enc fence & trap command
1119 *
1120 * @ring: amdgpu_ring pointer
1121 * @fence: fence to emit
1122 *
1123 * Write enc a fence and a trap command to the ring.
1124 */
1125static void uvd_v7_0_enc_ring_emit_fence(struct amdgpu_ring *ring, u64 addr,
1126 u64 seq, unsigned flags)
1127{
1128
1129 WARN_ON(flags & AMDGPU_FENCE_FLAG_64BIT);
1130
1131 amdgpu_ring_write(ring, HEVC_ENC_CMD_FENCE);
1132 amdgpu_ring_write(ring, addr);
1133 amdgpu_ring_write(ring, upper_32_bits(addr));
1134 amdgpu_ring_write(ring, seq);
1135 amdgpu_ring_write(ring, HEVC_ENC_CMD_TRAP);
1136}
1137
1138/**
1139 * uvd_v7_0_ring_test_ring - register write test
1140 *
1141 * @ring: amdgpu_ring pointer
1142 *
1143 * Test if we can successfully write to the context register
1144 */
1145static int uvd_v7_0_ring_test_ring(struct amdgpu_ring *ring)
1146{
1147 struct amdgpu_device *adev = ring->adev;
1148 uint32_t tmp = 0;
1149 unsigned i;
1150 int r;
1151
1152 WREG32_SOC15(UVD, 0, mmUVD_CONTEXT_ID, 0xCAFEDEAD);
1153 r = amdgpu_ring_alloc(ring, 3);
1154 if (r) {
1155 DRM_ERROR("amdgpu: cp failed to lock ring %d (%d).\n",
1156 ring->idx, r);
1157 return r;
1158 }
1159 amdgpu_ring_write(ring,
1160 PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_CONTEXT_ID), 0));
1161 amdgpu_ring_write(ring, 0xDEADBEEF);
1162 amdgpu_ring_commit(ring);
1163 for (i = 0; i < adev->usec_timeout; i++) {
1164 tmp = RREG32_SOC15(UVD, 0, mmUVD_CONTEXT_ID);
1165 if (tmp == 0xDEADBEEF)
1166 break;
1167 DRM_UDELAY(1);
1168 }
1169
1170 if (i < adev->usec_timeout) {
1171 DRM_DEBUG("ring test on %d succeeded in %d usecs\n",
1172 ring->idx, i);
1173 } else {
1174 DRM_ERROR("amdgpu: ring %d test failed (0x%08X)\n",
1175 ring->idx, tmp);
1176 r = -EINVAL;
1177 }
1178 return r;
1179}
1180
1181/**
1182 * uvd_v7_0_ring_emit_ib - execute indirect buffer
1183 *
1184 * @ring: amdgpu_ring pointer
1185 * @ib: indirect buffer to execute
1186 *
1187 * Write ring commands to execute the indirect buffer
1188 */
1189static void uvd_v7_0_ring_emit_ib(struct amdgpu_ring *ring,
1190 struct amdgpu_ib *ib,
1191 unsigned vmid, bool ctx_switch)
1192{
1193 struct amdgpu_device *adev = ring->adev;
1194
1195 amdgpu_ring_write(ring,
1196 PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_LMI_RBC_IB_VMID), 0));
1197 amdgpu_ring_write(ring, vmid);
1198
1199 amdgpu_ring_write(ring,
1200 PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_LMI_RBC_IB_64BIT_BAR_LOW), 0));
1201 amdgpu_ring_write(ring, lower_32_bits(ib->gpu_addr));
1202 amdgpu_ring_write(ring,
1203 PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_LMI_RBC_IB_64BIT_BAR_HIGH), 0));
1204 amdgpu_ring_write(ring, upper_32_bits(ib->gpu_addr));
1205 amdgpu_ring_write(ring,
1206 PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_RBC_IB_SIZE), 0));
1207 amdgpu_ring_write(ring, ib->length_dw);
1208}
1209
1210/**
1211 * uvd_v7_0_enc_ring_emit_ib - enc execute indirect buffer
1212 *
1213 * @ring: amdgpu_ring pointer
1214 * @ib: indirect buffer to execute
1215 *
1216 * Write enc ring commands to execute the indirect buffer
1217 */
1218static void uvd_v7_0_enc_ring_emit_ib(struct amdgpu_ring *ring,
1219 struct amdgpu_ib *ib, unsigned int vmid, bool ctx_switch)
1220{
1221 amdgpu_ring_write(ring, HEVC_ENC_CMD_IB_VM);
1222 amdgpu_ring_write(ring, vmid);
1223 amdgpu_ring_write(ring, lower_32_bits(ib->gpu_addr));
1224 amdgpu_ring_write(ring, upper_32_bits(ib->gpu_addr));
1225 amdgpu_ring_write(ring, ib->length_dw);
1226}
1227
1228static void uvd_v7_0_ring_emit_wreg(struct amdgpu_ring *ring,
1229 uint32_t reg, uint32_t val)
1230{
1231 struct amdgpu_device *adev = ring->adev;
1232
1233 amdgpu_ring_write(ring,
1234 PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_DATA0), 0));
1235 amdgpu_ring_write(ring, reg << 2);
1236 amdgpu_ring_write(ring,
1237 PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_DATA1), 0));
1238 amdgpu_ring_write(ring, val);
1239 amdgpu_ring_write(ring,
1240 PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_CMD), 0));
1241 amdgpu_ring_write(ring, 8);
1242}
1243
1244static void uvd_v7_0_ring_emit_reg_wait(struct amdgpu_ring *ring, uint32_t reg,
1245 uint32_t val, uint32_t mask)
1246{
1247 struct amdgpu_device *adev = ring->adev;
1248
1249 amdgpu_ring_write(ring,
1250 PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_DATA0), 0));
1251 amdgpu_ring_write(ring, reg << 2);
1252 amdgpu_ring_write(ring,
1253 PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_DATA1), 0));
1254 amdgpu_ring_write(ring, val);
1255 amdgpu_ring_write(ring,
1256 PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GP_SCRATCH8), 0));
1257 amdgpu_ring_write(ring, mask);
1258 amdgpu_ring_write(ring,
1259 PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_CMD), 0));
1260 amdgpu_ring_write(ring, 12);
1261}
1262
1263static void uvd_v7_0_ring_emit_vm_flush(struct amdgpu_ring *ring,
1264 unsigned vmid, uint64_t pd_addr)
1265{
1266 struct amdgpu_vmhub *hub = &ring->adev->vmhub[ring->funcs->vmhub];
1267 uint32_t data0, data1, mask;
1268
1269 pd_addr = amdgpu_gmc_emit_flush_gpu_tlb(ring, vmid, pd_addr);
1270
1271 /* wait for reg writes */
1272 data0 = hub->ctx0_ptb_addr_lo32 + vmid * 2;
1273 data1 = lower_32_bits(pd_addr);
1274 mask = 0xffffffff;
1275 uvd_v7_0_ring_emit_reg_wait(ring, data0, data1, mask);
1276}
1277
1278static void uvd_v7_0_ring_insert_nop(struct amdgpu_ring *ring, uint32_t count)
1279{
1280 int i;
1281 struct amdgpu_device *adev = ring->adev;
1282
1283 for (i = 0; i < count; i++)
1284 amdgpu_ring_write(ring, PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_NO_OP), 0));
1285
1286}
1287
1288static void uvd_v7_0_enc_ring_insert_end(struct amdgpu_ring *ring)
1289{
1290 amdgpu_ring_write(ring, HEVC_ENC_CMD_END);
1291}
1292
1293static void uvd_v7_0_enc_ring_emit_reg_wait(struct amdgpu_ring *ring,
1294 uint32_t reg, uint32_t val,
1295 uint32_t mask)
1296{
1297 amdgpu_ring_write(ring, HEVC_ENC_CMD_REG_WAIT);
1298 amdgpu_ring_write(ring, reg << 2);
1299 amdgpu_ring_write(ring, mask);
1300 amdgpu_ring_write(ring, val);
1301}
1302
1303static void uvd_v7_0_enc_ring_emit_vm_flush(struct amdgpu_ring *ring,
1304 unsigned int vmid, uint64_t pd_addr)
1305{
1306 struct amdgpu_vmhub *hub = &ring->adev->vmhub[ring->funcs->vmhub];
1307
1308 pd_addr = amdgpu_gmc_emit_flush_gpu_tlb(ring, vmid, pd_addr);
1309
1310 /* wait for reg writes */
1311 uvd_v7_0_enc_ring_emit_reg_wait(ring, hub->ctx0_ptb_addr_lo32 + vmid * 2,
1312 lower_32_bits(pd_addr), 0xffffffff);
1313}
1314
1315static void uvd_v7_0_enc_ring_emit_wreg(struct amdgpu_ring *ring,
1316 uint32_t reg, uint32_t val)
1317{
1318 amdgpu_ring_write(ring, HEVC_ENC_CMD_REG_WRITE);
1319 amdgpu_ring_write(ring, reg << 2);
1320 amdgpu_ring_write(ring, val);
1321}
1322
1323#if 0
1324static bool uvd_v7_0_is_idle(void *handle)
1325{
1326 struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1327
1328 return !(RREG32(mmSRBM_STATUS) & SRBM_STATUS__UVD_BUSY_MASK);
1329}
1330
1331static int uvd_v7_0_wait_for_idle(void *handle)
1332{
1333 unsigned i;
1334 struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1335
1336 for (i = 0; i < adev->usec_timeout; i++) {
1337 if (uvd_v7_0_is_idle(handle))
1338 return 0;
1339 }
1340 return -ETIMEDOUT;
1341}
1342
1343#define AMDGPU_UVD_STATUS_BUSY_MASK 0xfd
1344static bool uvd_v7_0_check_soft_reset(void *handle)
1345{
1346 struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1347 u32 srbm_soft_reset = 0;
1348 u32 tmp = RREG32(mmSRBM_STATUS);
1349
1350 if (REG_GET_FIELD(tmp, SRBM_STATUS, UVD_RQ_PENDING) ||
1351 REG_GET_FIELD(tmp, SRBM_STATUS, UVD_BUSY) ||
1352 (RREG32_SOC15(UVD, 0, mmUVD_STATUS) &
1353 AMDGPU_UVD_STATUS_BUSY_MASK))
1354 srbm_soft_reset = REG_SET_FIELD(srbm_soft_reset,
1355 SRBM_SOFT_RESET, SOFT_RESET_UVD, 1);
1356
1357 if (srbm_soft_reset) {
1358 adev->uvd.srbm_soft_reset = srbm_soft_reset;
1359 return true;
1360 } else {
1361 adev->uvd.srbm_soft_reset = 0;
1362 return false;
1363 }
1364}
1365
1366static int uvd_v7_0_pre_soft_reset(void *handle)
1367{
1368 struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1369
1370 if (!adev->uvd.srbm_soft_reset)
1371 return 0;
1372
1373 uvd_v7_0_stop(adev);
1374 return 0;
1375}
1376
1377static int uvd_v7_0_soft_reset(void *handle)
1378{
1379 struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1380 u32 srbm_soft_reset;
1381
1382 if (!adev->uvd.srbm_soft_reset)
1383 return 0;
1384 srbm_soft_reset = adev->uvd.srbm_soft_reset;
1385
1386 if (srbm_soft_reset) {
1387 u32 tmp;
1388
1389 tmp = RREG32(mmSRBM_SOFT_RESET);
1390 tmp |= srbm_soft_reset;
1391 dev_info(adev->dev, "SRBM_SOFT_RESET=0x%08X\n", tmp);
1392 WREG32(mmSRBM_SOFT_RESET, tmp);
1393 tmp = RREG32(mmSRBM_SOFT_RESET);
1394
1395 udelay(50);
1396
1397 tmp &= ~srbm_soft_reset;
1398 WREG32(mmSRBM_SOFT_RESET, tmp);
1399 tmp = RREG32(mmSRBM_SOFT_RESET);
1400
1401 /* Wait a little for things to settle down */
1402 udelay(50);
1403 }
1404
1405 return 0;
1406}
1407
1408static int uvd_v7_0_post_soft_reset(void *handle)
1409{
1410 struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1411
1412 if (!adev->uvd.srbm_soft_reset)
1413 return 0;
1414
1415 mdelay(5);
1416
1417 return uvd_v7_0_start(adev);
1418}
1419#endif
1420
1421static int uvd_v7_0_set_interrupt_state(struct amdgpu_device *adev,
1422 struct amdgpu_irq_src *source,
1423 unsigned type,
1424 enum amdgpu_interrupt_state state)
1425{
1426 // TODO
1427 return 0;
1428}
1429
1430static int uvd_v7_0_process_interrupt(struct amdgpu_device *adev,
1431 struct amdgpu_irq_src *source,
1432 struct amdgpu_iv_entry *entry)
1433{
1434 DRM_DEBUG("IH: UVD TRAP\n");
1435 switch (entry->src_id) {
1436 case 124:
1437 amdgpu_fence_process(&adev->uvd.ring);
1438 break;
1439 case 119:
1440 amdgpu_fence_process(&adev->uvd.ring_enc[0]);
1441 break;
1442 case 120:
1443 if (!amdgpu_sriov_vf(adev))
1444 amdgpu_fence_process(&adev->uvd.ring_enc[1]);
1445 break;
1446 default:
1447 DRM_ERROR("Unhandled interrupt: %d %d\n",
1448 entry->src_id, entry->src_data[0]);
1449 break;
1450 }
1451
1452 return 0;
1453}
1454
1455#if 0
1456static void uvd_v7_0_set_sw_clock_gating(struct amdgpu_device *adev)
1457{
1458 uint32_t data, data1, data2, suvd_flags;
1459
1460 data = RREG32_SOC15(UVD, 0, mmUVD_CGC_CTRL);
1461 data1 = RREG32_SOC15(UVD, 0, mmUVD_SUVD_CGC_GATE);
1462 data2 = RREG32_SOC15(UVD, 0, mmUVD_SUVD_CGC_CTRL);
1463
1464 data &= ~(UVD_CGC_CTRL__CLK_OFF_DELAY_MASK |
1465 UVD_CGC_CTRL__CLK_GATE_DLY_TIMER_MASK);
1466
1467 suvd_flags = UVD_SUVD_CGC_GATE__SRE_MASK |
1468 UVD_SUVD_CGC_GATE__SIT_MASK |
1469 UVD_SUVD_CGC_GATE__SMP_MASK |
1470 UVD_SUVD_CGC_GATE__SCM_MASK |
1471 UVD_SUVD_CGC_GATE__SDB_MASK;
1472
1473 data |= UVD_CGC_CTRL__DYN_CLOCK_MODE_MASK |
1474 (1 << REG_FIELD_SHIFT(UVD_CGC_CTRL, CLK_GATE_DLY_TIMER)) |
1475 (4 << REG_FIELD_SHIFT(UVD_CGC_CTRL, CLK_OFF_DELAY));
1476
1477 data &= ~(UVD_CGC_CTRL__UDEC_RE_MODE_MASK |
1478 UVD_CGC_CTRL__UDEC_CM_MODE_MASK |
1479 UVD_CGC_CTRL__UDEC_IT_MODE_MASK |
1480 UVD_CGC_CTRL__UDEC_DB_MODE_MASK |
1481 UVD_CGC_CTRL__UDEC_MP_MODE_MASK |
1482 UVD_CGC_CTRL__SYS_MODE_MASK |
1483 UVD_CGC_CTRL__UDEC_MODE_MASK |
1484 UVD_CGC_CTRL__MPEG2_MODE_MASK |
1485 UVD_CGC_CTRL__REGS_MODE_MASK |
1486 UVD_CGC_CTRL__RBC_MODE_MASK |
1487 UVD_CGC_CTRL__LMI_MC_MODE_MASK |
1488 UVD_CGC_CTRL__LMI_UMC_MODE_MASK |
1489 UVD_CGC_CTRL__IDCT_MODE_MASK |
1490 UVD_CGC_CTRL__MPRD_MODE_MASK |
1491 UVD_CGC_CTRL__MPC_MODE_MASK |
1492 UVD_CGC_CTRL__LBSI_MODE_MASK |
1493 UVD_CGC_CTRL__LRBBM_MODE_MASK |
1494 UVD_CGC_CTRL__WCB_MODE_MASK |
1495 UVD_CGC_CTRL__VCPU_MODE_MASK |
1496 UVD_CGC_CTRL__JPEG_MODE_MASK |
1497 UVD_CGC_CTRL__JPEG2_MODE_MASK |
1498 UVD_CGC_CTRL__SCPU_MODE_MASK);
1499 data2 &= ~(UVD_SUVD_CGC_CTRL__SRE_MODE_MASK |
1500 UVD_SUVD_CGC_CTRL__SIT_MODE_MASK |
1501 UVD_SUVD_CGC_CTRL__SMP_MODE_MASK |
1502 UVD_SUVD_CGC_CTRL__SCM_MODE_MASK |
1503 UVD_SUVD_CGC_CTRL__SDB_MODE_MASK);
1504 data1 |= suvd_flags;
1505
1506 WREG32_SOC15(UVD, 0, mmUVD_CGC_CTRL, data);
1507 WREG32_SOC15(UVD, 0, mmUVD_CGC_GATE, 0);
1508 WREG32_SOC15(UVD, 0, mmUVD_SUVD_CGC_GATE, data1);
1509 WREG32_SOC15(UVD, 0, mmUVD_SUVD_CGC_CTRL, data2);
1510}
1511
1512static void uvd_v7_0_set_hw_clock_gating(struct amdgpu_device *adev)
1513{
1514 uint32_t data, data1, cgc_flags, suvd_flags;
1515
1516 data = RREG32_SOC15(UVD, 0, mmUVD_CGC_GATE);
1517 data1 = RREG32_SOC15(UVD, 0, mmUVD_SUVD_CGC_GATE);
1518
1519 cgc_flags = UVD_CGC_GATE__SYS_MASK |
1520 UVD_CGC_GATE__UDEC_MASK |
1521 UVD_CGC_GATE__MPEG2_MASK |
1522 UVD_CGC_GATE__RBC_MASK |
1523 UVD_CGC_GATE__LMI_MC_MASK |
1524 UVD_CGC_GATE__IDCT_MASK |
1525 UVD_CGC_GATE__MPRD_MASK |
1526 UVD_CGC_GATE__MPC_MASK |
1527 UVD_CGC_GATE__LBSI_MASK |
1528 UVD_CGC_GATE__LRBBM_MASK |
1529 UVD_CGC_GATE__UDEC_RE_MASK |
1530 UVD_CGC_GATE__UDEC_CM_MASK |
1531 UVD_CGC_GATE__UDEC_IT_MASK |
1532 UVD_CGC_GATE__UDEC_DB_MASK |
1533 UVD_CGC_GATE__UDEC_MP_MASK |
1534 UVD_CGC_GATE__WCB_MASK |
1535 UVD_CGC_GATE__VCPU_MASK |
1536 UVD_CGC_GATE__SCPU_MASK |
1537 UVD_CGC_GATE__JPEG_MASK |
1538 UVD_CGC_GATE__JPEG2_MASK;
1539
1540 suvd_flags = UVD_SUVD_CGC_GATE__SRE_MASK |
1541 UVD_SUVD_CGC_GATE__SIT_MASK |
1542 UVD_SUVD_CGC_GATE__SMP_MASK |
1543 UVD_SUVD_CGC_GATE__SCM_MASK |
1544 UVD_SUVD_CGC_GATE__SDB_MASK;
1545
1546 data |= cgc_flags;
1547 data1 |= suvd_flags;
1548
1549 WREG32_SOC15(UVD, 0, mmUVD_CGC_GATE, data);
1550 WREG32_SOC15(UVD, 0, mmUVD_SUVD_CGC_GATE, data1);
1551}
1552
1553static void uvd_v7_0_set_bypass_mode(struct amdgpu_device *adev, bool enable)
1554{
1555 u32 tmp = RREG32_SMC(ixGCK_DFS_BYPASS_CNTL);
1556
1557 if (enable)
1558 tmp |= (GCK_DFS_BYPASS_CNTL__BYPASSDCLK_MASK |
1559 GCK_DFS_BYPASS_CNTL__BYPASSVCLK_MASK);
1560 else
1561 tmp &= ~(GCK_DFS_BYPASS_CNTL__BYPASSDCLK_MASK |
1562 GCK_DFS_BYPASS_CNTL__BYPASSVCLK_MASK);
1563
1564 WREG32_SMC(ixGCK_DFS_BYPASS_CNTL, tmp);
1565}
1566
1567
1568static int uvd_v7_0_set_clockgating_state(void *handle,
1569 enum amd_clockgating_state state)
1570{
1571 struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1572 bool enable = (state == AMD_CG_STATE_GATE) ? true : false;
1573
1574 uvd_v7_0_set_bypass_mode(adev, enable);
1575
1576 if (!(adev->cg_flags & AMD_CG_SUPPORT_UVD_MGCG))
1577 return 0;
1578
1579 if (enable) {
1580 /* disable HW gating and enable Sw gating */
1581 uvd_v7_0_set_sw_clock_gating(adev);
1582 } else {
1583 /* wait for STATUS to clear */
1584 if (uvd_v7_0_wait_for_idle(handle))
1585 return -EBUSY;
1586
1587 /* enable HW gates because UVD is idle */
1588 /* uvd_v7_0_set_hw_clock_gating(adev); */
1589 }
1590
1591 return 0;
1592}
1593
1594static int uvd_v7_0_set_powergating_state(void *handle,
1595 enum amd_powergating_state state)
1596{
1597 /* This doesn't actually powergate the UVD block.
1598 * That's done in the dpm code via the SMC. This
1599 * just re-inits the block as necessary. The actual
1600 * gating still happens in the dpm code. We should
1601 * revisit this when there is a cleaner line between
1602 * the smc and the hw blocks
1603 */
1604 struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1605
1606 if (!(adev->pg_flags & AMD_PG_SUPPORT_UVD))
1607 return 0;
1608
1609 WREG32_SOC15(UVD, 0, mmUVD_POWER_STATUS, UVD_POWER_STATUS__UVD_PG_EN_MASK);
1610
1611 if (state == AMD_PG_STATE_GATE) {
1612 uvd_v7_0_stop(adev);
1613 return 0;
1614 } else {
1615 return uvd_v7_0_start(adev);
1616 }
1617}
1618#endif
1619
1620static int uvd_v7_0_set_clockgating_state(void *handle,
1621 enum amd_clockgating_state state)
1622{
1623 /* needed for driver unload*/
1624 return 0;
1625}
1626
1627const struct amd_ip_funcs uvd_v7_0_ip_funcs = {
1628 .name = "uvd_v7_0",
1629 .early_init = uvd_v7_0_early_init,
1630 .late_init = NULL,
1631 .sw_init = uvd_v7_0_sw_init,
1632 .sw_fini = uvd_v7_0_sw_fini,
1633 .hw_init = uvd_v7_0_hw_init,
1634 .hw_fini = uvd_v7_0_hw_fini,
1635 .suspend = uvd_v7_0_suspend,
1636 .resume = uvd_v7_0_resume,
1637 .is_idle = NULL /* uvd_v7_0_is_idle */,
1638 .wait_for_idle = NULL /* uvd_v7_0_wait_for_idle */,
1639 .check_soft_reset = NULL /* uvd_v7_0_check_soft_reset */,
1640 .pre_soft_reset = NULL /* uvd_v7_0_pre_soft_reset */,
1641 .soft_reset = NULL /* uvd_v7_0_soft_reset */,
1642 .post_soft_reset = NULL /* uvd_v7_0_post_soft_reset */,
1643 .set_clockgating_state = uvd_v7_0_set_clockgating_state,
1644 .set_powergating_state = NULL /* uvd_v7_0_set_powergating_state */,
1645};
1646
1647static const struct amdgpu_ring_funcs uvd_v7_0_ring_vm_funcs = {
1648 .type = AMDGPU_RING_TYPE_UVD,
1649 .align_mask = 0xf,
1650 .nop = PACKET0(0x81ff, 0),
1651 .support_64bit_ptrs = false,
1652 .vmhub = AMDGPU_MMHUB,
1653 .get_rptr = uvd_v7_0_ring_get_rptr,
1654 .get_wptr = uvd_v7_0_ring_get_wptr,
1655 .set_wptr = uvd_v7_0_ring_set_wptr,
1656 .emit_frame_size =
1657 6 + 6 + /* hdp flush / invalidate */
1658 SOC15_FLUSH_GPU_TLB_NUM_WREG * 6 +
1659 SOC15_FLUSH_GPU_TLB_NUM_REG_WAIT * 8 +
1660 8 + /* uvd_v7_0_ring_emit_vm_flush */
1661 14 + 14, /* uvd_v7_0_ring_emit_fence x2 vm fence */
1662 .emit_ib_size = 8, /* uvd_v7_0_ring_emit_ib */
1663 .emit_ib = uvd_v7_0_ring_emit_ib,
1664 .emit_fence = uvd_v7_0_ring_emit_fence,
1665 .emit_vm_flush = uvd_v7_0_ring_emit_vm_flush,
1666 .test_ring = uvd_v7_0_ring_test_ring,
1667 .test_ib = amdgpu_uvd_ring_test_ib,
1668 .insert_nop = uvd_v7_0_ring_insert_nop,
1669 .pad_ib = amdgpu_ring_generic_pad_ib,
1670 .begin_use = amdgpu_uvd_ring_begin_use,
1671 .end_use = amdgpu_uvd_ring_end_use,
1672 .emit_wreg = uvd_v7_0_ring_emit_wreg,
1673 .emit_reg_wait = uvd_v7_0_ring_emit_reg_wait,
1674};
1675
1676static const struct amdgpu_ring_funcs uvd_v7_0_enc_ring_vm_funcs = {
1677 .type = AMDGPU_RING_TYPE_UVD_ENC,
1678 .align_mask = 0x3f,
1679 .nop = HEVC_ENC_CMD_NO_OP,
1680 .support_64bit_ptrs = false,
1681 .vmhub = AMDGPU_MMHUB,
1682 .get_rptr = uvd_v7_0_enc_ring_get_rptr,
1683 .get_wptr = uvd_v7_0_enc_ring_get_wptr,
1684 .set_wptr = uvd_v7_0_enc_ring_set_wptr,
1685 .emit_frame_size =
1686 3 + 3 + /* hdp flush / invalidate */
1687 SOC15_FLUSH_GPU_TLB_NUM_WREG * 3 +
1688 SOC15_FLUSH_GPU_TLB_NUM_REG_WAIT * 4 +
1689 4 + /* uvd_v7_0_enc_ring_emit_vm_flush */
1690 5 + 5 + /* uvd_v7_0_enc_ring_emit_fence x2 vm fence */
1691 1, /* uvd_v7_0_enc_ring_insert_end */
1692 .emit_ib_size = 5, /* uvd_v7_0_enc_ring_emit_ib */
1693 .emit_ib = uvd_v7_0_enc_ring_emit_ib,
1694 .emit_fence = uvd_v7_0_enc_ring_emit_fence,
1695 .emit_vm_flush = uvd_v7_0_enc_ring_emit_vm_flush,
1696 .test_ring = uvd_v7_0_enc_ring_test_ring,
1697 .test_ib = uvd_v7_0_enc_ring_test_ib,
1698 .insert_nop = amdgpu_ring_insert_nop,
1699 .insert_end = uvd_v7_0_enc_ring_insert_end,
1700 .pad_ib = amdgpu_ring_generic_pad_ib,
1701 .begin_use = amdgpu_uvd_ring_begin_use,
1702 .end_use = amdgpu_uvd_ring_end_use,
1703 .emit_wreg = uvd_v7_0_enc_ring_emit_wreg,
1704 .emit_reg_wait = uvd_v7_0_enc_ring_emit_reg_wait,
1705};
1706
1707static void uvd_v7_0_set_ring_funcs(struct amdgpu_device *adev)
1708{
1709 adev->uvd.ring.funcs = &uvd_v7_0_ring_vm_funcs;
1710 DRM_INFO("UVD is enabled in VM mode\n");
1711}
1712
1713static void uvd_v7_0_set_enc_ring_funcs(struct amdgpu_device *adev)
1714{
1715 int i;
1716
1717 for (i = 0; i < adev->uvd.num_enc_rings; ++i)
1718 adev->uvd.ring_enc[i].funcs = &uvd_v7_0_enc_ring_vm_funcs;
1719
1720 DRM_INFO("UVD ENC is enabled in VM mode\n");
1721}
1722
1723static const struct amdgpu_irq_src_funcs uvd_v7_0_irq_funcs = {
1724 .set = uvd_v7_0_set_interrupt_state,
1725 .process = uvd_v7_0_process_interrupt,
1726};
1727
1728static void uvd_v7_0_set_irq_funcs(struct amdgpu_device *adev)
1729{
1730 adev->uvd.irq.num_types = adev->uvd.num_enc_rings + 1;
1731 adev->uvd.irq.funcs = &uvd_v7_0_irq_funcs;
1732}
1733
1734const struct amdgpu_ip_block_version uvd_v7_0_ip_block =
1735{
1736 .type = AMD_IP_BLOCK_TYPE_UVD,
1737 .major = 7,
1738 .minor = 0,
1739 .rev = 0,
1740 .funcs = &uvd_v7_0_ip_funcs,
1741};
1/*
2 * Copyright 2016 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 */
23
24#include <linux/firmware.h>
25
26#include "amdgpu.h"
27#include "amdgpu_uvd.h"
28#include "amdgpu_cs.h"
29#include "soc15.h"
30#include "soc15d.h"
31#include "soc15_common.h"
32#include "mmsch_v1_0.h"
33
34#include "uvd/uvd_7_0_offset.h"
35#include "uvd/uvd_7_0_sh_mask.h"
36#include "vce/vce_4_0_offset.h"
37#include "vce/vce_4_0_default.h"
38#include "vce/vce_4_0_sh_mask.h"
39#include "nbif/nbif_6_1_offset.h"
40#include "mmhub/mmhub_1_0_offset.h"
41#include "mmhub/mmhub_1_0_sh_mask.h"
42#include "ivsrcid/uvd/irqsrcs_uvd_7_0.h"
43
44#define mmUVD_PG0_CC_UVD_HARVESTING 0x00c7
45#define mmUVD_PG0_CC_UVD_HARVESTING_BASE_IDX 1
46//UVD_PG0_CC_UVD_HARVESTING
47#define UVD_PG0_CC_UVD_HARVESTING__UVD_DISABLE__SHIFT 0x1
48#define UVD_PG0_CC_UVD_HARVESTING__UVD_DISABLE_MASK 0x00000002L
49
50#define UVD7_MAX_HW_INSTANCES_VEGA20 2
51
52static void uvd_v7_0_set_ring_funcs(struct amdgpu_device *adev);
53static void uvd_v7_0_set_enc_ring_funcs(struct amdgpu_device *adev);
54static void uvd_v7_0_set_irq_funcs(struct amdgpu_device *adev);
55static int uvd_v7_0_start(struct amdgpu_device *adev);
56static void uvd_v7_0_stop(struct amdgpu_device *adev);
57static int uvd_v7_0_sriov_start(struct amdgpu_device *adev);
58
59static int amdgpu_ih_clientid_uvds[] = {
60 SOC15_IH_CLIENTID_UVD,
61 SOC15_IH_CLIENTID_UVD1
62};
63
64/**
65 * uvd_v7_0_ring_get_rptr - get read pointer
66 *
67 * @ring: amdgpu_ring pointer
68 *
69 * Returns the current hardware read pointer
70 */
71static uint64_t uvd_v7_0_ring_get_rptr(struct amdgpu_ring *ring)
72{
73 struct amdgpu_device *adev = ring->adev;
74
75 return RREG32_SOC15(UVD, ring->me, mmUVD_RBC_RB_RPTR);
76}
77
78/**
79 * uvd_v7_0_enc_ring_get_rptr - get enc read pointer
80 *
81 * @ring: amdgpu_ring pointer
82 *
83 * Returns the current hardware enc read pointer
84 */
85static uint64_t uvd_v7_0_enc_ring_get_rptr(struct amdgpu_ring *ring)
86{
87 struct amdgpu_device *adev = ring->adev;
88
89 if (ring == &adev->uvd.inst[ring->me].ring_enc[0])
90 return RREG32_SOC15(UVD, ring->me, mmUVD_RB_RPTR);
91 else
92 return RREG32_SOC15(UVD, ring->me, mmUVD_RB_RPTR2);
93}
94
95/**
96 * uvd_v7_0_ring_get_wptr - get write pointer
97 *
98 * @ring: amdgpu_ring pointer
99 *
100 * Returns the current hardware write pointer
101 */
102static uint64_t uvd_v7_0_ring_get_wptr(struct amdgpu_ring *ring)
103{
104 struct amdgpu_device *adev = ring->adev;
105
106 return RREG32_SOC15(UVD, ring->me, mmUVD_RBC_RB_WPTR);
107}
108
109/**
110 * uvd_v7_0_enc_ring_get_wptr - get enc write pointer
111 *
112 * @ring: amdgpu_ring pointer
113 *
114 * Returns the current hardware enc write pointer
115 */
116static uint64_t uvd_v7_0_enc_ring_get_wptr(struct amdgpu_ring *ring)
117{
118 struct amdgpu_device *adev = ring->adev;
119
120 if (ring->use_doorbell)
121 return *ring->wptr_cpu_addr;
122
123 if (ring == &adev->uvd.inst[ring->me].ring_enc[0])
124 return RREG32_SOC15(UVD, ring->me, mmUVD_RB_WPTR);
125 else
126 return RREG32_SOC15(UVD, ring->me, mmUVD_RB_WPTR2);
127}
128
129/**
130 * uvd_v7_0_ring_set_wptr - set write pointer
131 *
132 * @ring: amdgpu_ring pointer
133 *
134 * Commits the write pointer to the hardware
135 */
136static void uvd_v7_0_ring_set_wptr(struct amdgpu_ring *ring)
137{
138 struct amdgpu_device *adev = ring->adev;
139
140 WREG32_SOC15(UVD, ring->me, mmUVD_RBC_RB_WPTR, lower_32_bits(ring->wptr));
141}
142
143/**
144 * uvd_v7_0_enc_ring_set_wptr - set enc write pointer
145 *
146 * @ring: amdgpu_ring pointer
147 *
148 * Commits the enc write pointer to the hardware
149 */
150static void uvd_v7_0_enc_ring_set_wptr(struct amdgpu_ring *ring)
151{
152 struct amdgpu_device *adev = ring->adev;
153
154 if (ring->use_doorbell) {
155 /* XXX check if swapping is necessary on BE */
156 *ring->wptr_cpu_addr = lower_32_bits(ring->wptr);
157 WDOORBELL32(ring->doorbell_index, lower_32_bits(ring->wptr));
158 return;
159 }
160
161 if (ring == &adev->uvd.inst[ring->me].ring_enc[0])
162 WREG32_SOC15(UVD, ring->me, mmUVD_RB_WPTR,
163 lower_32_bits(ring->wptr));
164 else
165 WREG32_SOC15(UVD, ring->me, mmUVD_RB_WPTR2,
166 lower_32_bits(ring->wptr));
167}
168
169/**
170 * uvd_v7_0_enc_ring_test_ring - test if UVD ENC ring is working
171 *
172 * @ring: the engine to test on
173 *
174 */
175static int uvd_v7_0_enc_ring_test_ring(struct amdgpu_ring *ring)
176{
177 struct amdgpu_device *adev = ring->adev;
178 uint32_t rptr;
179 unsigned i;
180 int r;
181
182 if (amdgpu_sriov_vf(adev))
183 return 0;
184
185 r = amdgpu_ring_alloc(ring, 16);
186 if (r)
187 return r;
188
189 rptr = amdgpu_ring_get_rptr(ring);
190
191 amdgpu_ring_write(ring, HEVC_ENC_CMD_END);
192 amdgpu_ring_commit(ring);
193
194 for (i = 0; i < adev->usec_timeout; i++) {
195 if (amdgpu_ring_get_rptr(ring) != rptr)
196 break;
197 udelay(1);
198 }
199
200 if (i >= adev->usec_timeout)
201 r = -ETIMEDOUT;
202
203 return r;
204}
205
206/**
207 * uvd_v7_0_enc_get_create_msg - generate a UVD ENC create msg
208 *
209 * @ring: ring we should submit the msg to
210 * @handle: session handle to use
211 * @bo: amdgpu object for which we query the offset
212 * @fence: optional fence to return
213 *
214 * Open up a stream for HW test
215 */
216static int uvd_v7_0_enc_get_create_msg(struct amdgpu_ring *ring, u32 handle,
217 struct amdgpu_bo *bo,
218 struct dma_fence **fence)
219{
220 const unsigned ib_size_dw = 16;
221 struct amdgpu_job *job;
222 struct amdgpu_ib *ib;
223 struct dma_fence *f = NULL;
224 uint64_t addr;
225 int i, r;
226
227 r = amdgpu_job_alloc_with_ib(ring->adev, NULL, NULL, ib_size_dw * 4,
228 AMDGPU_IB_POOL_DIRECT, &job);
229 if (r)
230 return r;
231
232 ib = &job->ibs[0];
233 addr = amdgpu_bo_gpu_offset(bo);
234
235 ib->length_dw = 0;
236 ib->ptr[ib->length_dw++] = 0x00000018;
237 ib->ptr[ib->length_dw++] = 0x00000001; /* session info */
238 ib->ptr[ib->length_dw++] = handle;
239 ib->ptr[ib->length_dw++] = 0x00000000;
240 ib->ptr[ib->length_dw++] = upper_32_bits(addr);
241 ib->ptr[ib->length_dw++] = addr;
242
243 ib->ptr[ib->length_dw++] = 0x00000014;
244 ib->ptr[ib->length_dw++] = 0x00000002; /* task info */
245 ib->ptr[ib->length_dw++] = 0x0000001c;
246 ib->ptr[ib->length_dw++] = 0x00000000;
247 ib->ptr[ib->length_dw++] = 0x00000000;
248
249 ib->ptr[ib->length_dw++] = 0x00000008;
250 ib->ptr[ib->length_dw++] = 0x08000001; /* op initialize */
251
252 for (i = ib->length_dw; i < ib_size_dw; ++i)
253 ib->ptr[i] = 0x0;
254
255 r = amdgpu_job_submit_direct(job, ring, &f);
256 if (r)
257 goto err;
258
259 if (fence)
260 *fence = dma_fence_get(f);
261 dma_fence_put(f);
262 return 0;
263
264err:
265 amdgpu_job_free(job);
266 return r;
267}
268
269/**
270 * uvd_v7_0_enc_get_destroy_msg - generate a UVD ENC destroy msg
271 *
272 * @ring: ring we should submit the msg to
273 * @handle: session handle to use
274 * @bo: amdgpu object for which we query the offset
275 * @fence: optional fence to return
276 *
277 * Close up a stream for HW test or if userspace failed to do so
278 */
279static int uvd_v7_0_enc_get_destroy_msg(struct amdgpu_ring *ring, u32 handle,
280 struct amdgpu_bo *bo,
281 struct dma_fence **fence)
282{
283 const unsigned ib_size_dw = 16;
284 struct amdgpu_job *job;
285 struct amdgpu_ib *ib;
286 struct dma_fence *f = NULL;
287 uint64_t addr;
288 int i, r;
289
290 r = amdgpu_job_alloc_with_ib(ring->adev, NULL, NULL, ib_size_dw * 4,
291 AMDGPU_IB_POOL_DIRECT, &job);
292 if (r)
293 return r;
294
295 ib = &job->ibs[0];
296 addr = amdgpu_bo_gpu_offset(bo);
297
298 ib->length_dw = 0;
299 ib->ptr[ib->length_dw++] = 0x00000018;
300 ib->ptr[ib->length_dw++] = 0x00000001;
301 ib->ptr[ib->length_dw++] = handle;
302 ib->ptr[ib->length_dw++] = 0x00000000;
303 ib->ptr[ib->length_dw++] = upper_32_bits(addr);
304 ib->ptr[ib->length_dw++] = addr;
305
306 ib->ptr[ib->length_dw++] = 0x00000014;
307 ib->ptr[ib->length_dw++] = 0x00000002;
308 ib->ptr[ib->length_dw++] = 0x0000001c;
309 ib->ptr[ib->length_dw++] = 0x00000000;
310 ib->ptr[ib->length_dw++] = 0x00000000;
311
312 ib->ptr[ib->length_dw++] = 0x00000008;
313 ib->ptr[ib->length_dw++] = 0x08000002; /* op close session */
314
315 for (i = ib->length_dw; i < ib_size_dw; ++i)
316 ib->ptr[i] = 0x0;
317
318 r = amdgpu_job_submit_direct(job, ring, &f);
319 if (r)
320 goto err;
321
322 if (fence)
323 *fence = dma_fence_get(f);
324 dma_fence_put(f);
325 return 0;
326
327err:
328 amdgpu_job_free(job);
329 return r;
330}
331
332/**
333 * uvd_v7_0_enc_ring_test_ib - test if UVD ENC IBs are working
334 *
335 * @ring: the engine to test on
336 * @timeout: timeout value in jiffies, or MAX_SCHEDULE_TIMEOUT
337 *
338 */
339static int uvd_v7_0_enc_ring_test_ib(struct amdgpu_ring *ring, long timeout)
340{
341 struct dma_fence *fence = NULL;
342 struct amdgpu_bo *bo = ring->adev->uvd.ib_bo;
343 long r;
344
345 r = uvd_v7_0_enc_get_create_msg(ring, 1, bo, NULL);
346 if (r)
347 goto error;
348
349 r = uvd_v7_0_enc_get_destroy_msg(ring, 1, bo, &fence);
350 if (r)
351 goto error;
352
353 r = dma_fence_wait_timeout(fence, false, timeout);
354 if (r == 0)
355 r = -ETIMEDOUT;
356 else if (r > 0)
357 r = 0;
358
359error:
360 dma_fence_put(fence);
361 return r;
362}
363
364static int uvd_v7_0_early_init(struct amdgpu_ip_block *ip_block)
365{
366 struct amdgpu_device *adev = ip_block->adev;
367
368 if (adev->asic_type == CHIP_VEGA20) {
369 u32 harvest;
370 int i;
371
372 adev->uvd.num_uvd_inst = UVD7_MAX_HW_INSTANCES_VEGA20;
373 for (i = 0; i < adev->uvd.num_uvd_inst; i++) {
374 harvest = RREG32_SOC15(UVD, i, mmUVD_PG0_CC_UVD_HARVESTING);
375 if (harvest & UVD_PG0_CC_UVD_HARVESTING__UVD_DISABLE_MASK) {
376 adev->uvd.harvest_config |= 1 << i;
377 }
378 }
379 if (adev->uvd.harvest_config == (AMDGPU_UVD_HARVEST_UVD0 |
380 AMDGPU_UVD_HARVEST_UVD1))
381 /* both instances are harvested, disable the block */
382 return -ENOENT;
383 } else {
384 adev->uvd.num_uvd_inst = 1;
385 }
386
387 if (amdgpu_sriov_vf(adev))
388 adev->uvd.num_enc_rings = 1;
389 else
390 adev->uvd.num_enc_rings = 2;
391 uvd_v7_0_set_ring_funcs(adev);
392 uvd_v7_0_set_enc_ring_funcs(adev);
393 uvd_v7_0_set_irq_funcs(adev);
394
395 return 0;
396}
397
398static int uvd_v7_0_sw_init(struct amdgpu_ip_block *ip_block)
399{
400 struct amdgpu_ring *ring;
401
402 int i, j, r;
403 struct amdgpu_device *adev = ip_block->adev;
404
405 for (j = 0; j < adev->uvd.num_uvd_inst; j++) {
406 if (adev->uvd.harvest_config & (1 << j))
407 continue;
408 /* UVD TRAP */
409 r = amdgpu_irq_add_id(adev, amdgpu_ih_clientid_uvds[j], UVD_7_0__SRCID__UVD_SYSTEM_MESSAGE_INTERRUPT, &adev->uvd.inst[j].irq);
410 if (r)
411 return r;
412
413 /* UVD ENC TRAP */
414 for (i = 0; i < adev->uvd.num_enc_rings; ++i) {
415 r = amdgpu_irq_add_id(adev, amdgpu_ih_clientid_uvds[j], i + UVD_7_0__SRCID__UVD_ENC_GEN_PURP, &adev->uvd.inst[j].irq);
416 if (r)
417 return r;
418 }
419 }
420
421 r = amdgpu_uvd_sw_init(adev);
422 if (r)
423 return r;
424
425 if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) {
426 const struct common_firmware_header *hdr;
427 hdr = (const struct common_firmware_header *)adev->uvd.fw->data;
428 adev->firmware.ucode[AMDGPU_UCODE_ID_UVD].ucode_id = AMDGPU_UCODE_ID_UVD;
429 adev->firmware.ucode[AMDGPU_UCODE_ID_UVD].fw = adev->uvd.fw;
430 adev->firmware.fw_size +=
431 ALIGN(le32_to_cpu(hdr->ucode_size_bytes), PAGE_SIZE);
432
433 if (adev->uvd.num_uvd_inst == UVD7_MAX_HW_INSTANCES_VEGA20) {
434 adev->firmware.ucode[AMDGPU_UCODE_ID_UVD1].ucode_id = AMDGPU_UCODE_ID_UVD1;
435 adev->firmware.ucode[AMDGPU_UCODE_ID_UVD1].fw = adev->uvd.fw;
436 adev->firmware.fw_size +=
437 ALIGN(le32_to_cpu(hdr->ucode_size_bytes), PAGE_SIZE);
438 }
439 DRM_INFO("PSP loading UVD firmware\n");
440 }
441
442 for (j = 0; j < adev->uvd.num_uvd_inst; j++) {
443 if (adev->uvd.harvest_config & (1 << j))
444 continue;
445 if (!amdgpu_sriov_vf(adev)) {
446 ring = &adev->uvd.inst[j].ring;
447 ring->vm_hub = AMDGPU_MMHUB0(0);
448 sprintf(ring->name, "uvd_%d", ring->me);
449 r = amdgpu_ring_init(adev, ring, 512,
450 &adev->uvd.inst[j].irq, 0,
451 AMDGPU_RING_PRIO_DEFAULT, NULL);
452 if (r)
453 return r;
454 }
455
456 for (i = 0; i < adev->uvd.num_enc_rings; ++i) {
457 ring = &adev->uvd.inst[j].ring_enc[i];
458 ring->vm_hub = AMDGPU_MMHUB0(0);
459 sprintf(ring->name, "uvd_enc_%d.%d", ring->me, i);
460 if (amdgpu_sriov_vf(adev)) {
461 ring->use_doorbell = true;
462
463 /* currently only use the first enconding ring for
464 * sriov, so set unused location for other unused rings.
465 */
466 if (i == 0)
467 ring->doorbell_index = adev->doorbell_index.uvd_vce.uvd_ring0_1 * 2;
468 else
469 ring->doorbell_index = adev->doorbell_index.uvd_vce.uvd_ring2_3 * 2 + 1;
470 }
471 r = amdgpu_ring_init(adev, ring, 512,
472 &adev->uvd.inst[j].irq, 0,
473 AMDGPU_RING_PRIO_DEFAULT, NULL);
474 if (r)
475 return r;
476 }
477 }
478
479 r = amdgpu_uvd_resume(adev);
480 if (r)
481 return r;
482
483 r = amdgpu_virt_alloc_mm_table(adev);
484 if (r)
485 return r;
486
487 return r;
488}
489
490static int uvd_v7_0_sw_fini(struct amdgpu_ip_block *ip_block)
491{
492 int i, j, r;
493 struct amdgpu_device *adev = ip_block->adev;
494
495 amdgpu_virt_free_mm_table(adev);
496
497 r = amdgpu_uvd_suspend(adev);
498 if (r)
499 return r;
500
501 for (j = 0; j < adev->uvd.num_uvd_inst; ++j) {
502 if (adev->uvd.harvest_config & (1 << j))
503 continue;
504 for (i = 0; i < adev->uvd.num_enc_rings; ++i)
505 amdgpu_ring_fini(&adev->uvd.inst[j].ring_enc[i]);
506 }
507 return amdgpu_uvd_sw_fini(adev);
508}
509
510/**
511 * uvd_v7_0_hw_init - start and test UVD block
512 *
513 * @ip_block: Pointer to the amdgpu_ip_block for this hw instance.
514 *
515 * Initialize the hardware, boot up the VCPU and do some testing
516 */
517static int uvd_v7_0_hw_init(struct amdgpu_ip_block *ip_block)
518{
519 struct amdgpu_device *adev = ip_block->adev;
520 struct amdgpu_ring *ring;
521 uint32_t tmp;
522 int i, j, r;
523
524 if (amdgpu_sriov_vf(adev))
525 r = uvd_v7_0_sriov_start(adev);
526 else
527 r = uvd_v7_0_start(adev);
528 if (r)
529 goto done;
530
531 for (j = 0; j < adev->uvd.num_uvd_inst; ++j) {
532 if (adev->uvd.harvest_config & (1 << j))
533 continue;
534 ring = &adev->uvd.inst[j].ring;
535
536 if (!amdgpu_sriov_vf(adev)) {
537 r = amdgpu_ring_test_helper(ring);
538 if (r)
539 goto done;
540
541 r = amdgpu_ring_alloc(ring, 10);
542 if (r) {
543 DRM_ERROR("amdgpu: (%d)ring failed to lock UVD ring (%d).\n", j, r);
544 goto done;
545 }
546
547 tmp = PACKET0(SOC15_REG_OFFSET(UVD, j,
548 mmUVD_SEMA_WAIT_FAULT_TIMEOUT_CNTL), 0);
549 amdgpu_ring_write(ring, tmp);
550 amdgpu_ring_write(ring, 0xFFFFF);
551
552 tmp = PACKET0(SOC15_REG_OFFSET(UVD, j,
553 mmUVD_SEMA_WAIT_INCOMPLETE_TIMEOUT_CNTL), 0);
554 amdgpu_ring_write(ring, tmp);
555 amdgpu_ring_write(ring, 0xFFFFF);
556
557 tmp = PACKET0(SOC15_REG_OFFSET(UVD, j,
558 mmUVD_SEMA_SIGNAL_INCOMPLETE_TIMEOUT_CNTL), 0);
559 amdgpu_ring_write(ring, tmp);
560 amdgpu_ring_write(ring, 0xFFFFF);
561
562 /* Clear timeout status bits */
563 amdgpu_ring_write(ring, PACKET0(SOC15_REG_OFFSET(UVD, j,
564 mmUVD_SEMA_TIMEOUT_STATUS), 0));
565 amdgpu_ring_write(ring, 0x8);
566
567 amdgpu_ring_write(ring, PACKET0(SOC15_REG_OFFSET(UVD, j,
568 mmUVD_SEMA_CNTL), 0));
569 amdgpu_ring_write(ring, 3);
570
571 amdgpu_ring_commit(ring);
572 }
573
574 for (i = 0; i < adev->uvd.num_enc_rings; ++i) {
575 ring = &adev->uvd.inst[j].ring_enc[i];
576 r = amdgpu_ring_test_helper(ring);
577 if (r)
578 goto done;
579 }
580 }
581done:
582 if (!r)
583 DRM_INFO("UVD and UVD ENC initialized successfully.\n");
584
585 return r;
586}
587
588/**
589 * uvd_v7_0_hw_fini - stop the hardware block
590 *
591 * @ip_block: Pointer to the amdgpu_ip_block for this hw instance.
592 *
593 * Stop the UVD block, mark ring as not ready any more
594 */
595static int uvd_v7_0_hw_fini(struct amdgpu_ip_block *ip_block)
596{
597 struct amdgpu_device *adev = ip_block->adev;
598
599 cancel_delayed_work_sync(&adev->uvd.idle_work);
600
601 if (!amdgpu_sriov_vf(adev))
602 uvd_v7_0_stop(adev);
603 else {
604 /* full access mode, so don't touch any UVD register */
605 DRM_DEBUG("For SRIOV client, shouldn't do anything.\n");
606 }
607
608 return 0;
609}
610
611static int uvd_v7_0_prepare_suspend(struct amdgpu_ip_block *ip_block)
612{
613 struct amdgpu_device *adev = ip_block->adev;
614
615 return amdgpu_uvd_prepare_suspend(adev);
616}
617
618static int uvd_v7_0_suspend(struct amdgpu_ip_block *ip_block)
619{
620 int r;
621 struct amdgpu_device *adev = ip_block->adev;
622
623 /*
624 * Proper cleanups before halting the HW engine:
625 * - cancel the delayed idle work
626 * - enable powergating
627 * - enable clockgating
628 * - disable dpm
629 *
630 * TODO: to align with the VCN implementation, move the
631 * jobs for clockgating/powergating/dpm setting to
632 * ->set_powergating_state().
633 */
634 cancel_delayed_work_sync(&adev->uvd.idle_work);
635
636 if (adev->pm.dpm_enabled) {
637 amdgpu_dpm_enable_uvd(adev, false);
638 } else {
639 amdgpu_asic_set_uvd_clocks(adev, 0, 0);
640 /* shutdown the UVD block */
641 amdgpu_device_ip_set_powergating_state(adev, AMD_IP_BLOCK_TYPE_UVD,
642 AMD_PG_STATE_GATE);
643 amdgpu_device_ip_set_clockgating_state(adev, AMD_IP_BLOCK_TYPE_UVD,
644 AMD_CG_STATE_GATE);
645 }
646
647 r = uvd_v7_0_hw_fini(ip_block);
648 if (r)
649 return r;
650
651 return amdgpu_uvd_suspend(adev);
652}
653
654static int uvd_v7_0_resume(struct amdgpu_ip_block *ip_block)
655{
656 int r;
657
658 r = amdgpu_uvd_resume(ip_block->adev);
659 if (r)
660 return r;
661
662 return uvd_v7_0_hw_init(ip_block);
663}
664
665/**
666 * uvd_v7_0_mc_resume - memory controller programming
667 *
668 * @adev: amdgpu_device pointer
669 *
670 * Let the UVD memory controller know it's offsets
671 */
672static void uvd_v7_0_mc_resume(struct amdgpu_device *adev)
673{
674 uint32_t size = AMDGPU_UVD_FIRMWARE_SIZE(adev);
675 uint32_t offset;
676 int i;
677
678 for (i = 0; i < adev->uvd.num_uvd_inst; ++i) {
679 if (adev->uvd.harvest_config & (1 << i))
680 continue;
681 if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) {
682 WREG32_SOC15(UVD, i, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW,
683 i == 0 ?
684 adev->firmware.ucode[AMDGPU_UCODE_ID_UVD].tmr_mc_addr_lo :
685 adev->firmware.ucode[AMDGPU_UCODE_ID_UVD1].tmr_mc_addr_lo);
686 WREG32_SOC15(UVD, i, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH,
687 i == 0 ?
688 adev->firmware.ucode[AMDGPU_UCODE_ID_UVD].tmr_mc_addr_hi :
689 adev->firmware.ucode[AMDGPU_UCODE_ID_UVD1].tmr_mc_addr_hi);
690 WREG32_SOC15(UVD, i, mmUVD_VCPU_CACHE_OFFSET0, 0);
691 offset = 0;
692 } else {
693 WREG32_SOC15(UVD, i, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW,
694 lower_32_bits(adev->uvd.inst[i].gpu_addr));
695 WREG32_SOC15(UVD, i, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH,
696 upper_32_bits(adev->uvd.inst[i].gpu_addr));
697 offset = size;
698 WREG32_SOC15(UVD, i, mmUVD_VCPU_CACHE_OFFSET0,
699 AMDGPU_UVD_FIRMWARE_OFFSET >> 3);
700 }
701
702 WREG32_SOC15(UVD, i, mmUVD_VCPU_CACHE_SIZE0, size);
703
704 WREG32_SOC15(UVD, i, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_LOW,
705 lower_32_bits(adev->uvd.inst[i].gpu_addr + offset));
706 WREG32_SOC15(UVD, i, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_HIGH,
707 upper_32_bits(adev->uvd.inst[i].gpu_addr + offset));
708 WREG32_SOC15(UVD, i, mmUVD_VCPU_CACHE_OFFSET1, (1 << 21));
709 WREG32_SOC15(UVD, i, mmUVD_VCPU_CACHE_SIZE1, AMDGPU_UVD_HEAP_SIZE);
710
711 WREG32_SOC15(UVD, i, mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_LOW,
712 lower_32_bits(adev->uvd.inst[i].gpu_addr + offset + AMDGPU_UVD_HEAP_SIZE));
713 WREG32_SOC15(UVD, i, mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_HIGH,
714 upper_32_bits(adev->uvd.inst[i].gpu_addr + offset + AMDGPU_UVD_HEAP_SIZE));
715 WREG32_SOC15(UVD, i, mmUVD_VCPU_CACHE_OFFSET2, (2 << 21));
716 WREG32_SOC15(UVD, i, mmUVD_VCPU_CACHE_SIZE2,
717 AMDGPU_UVD_STACK_SIZE + (AMDGPU_UVD_SESSION_SIZE * 40));
718
719 WREG32_SOC15(UVD, i, mmUVD_UDEC_ADDR_CONFIG,
720 adev->gfx.config.gb_addr_config);
721 WREG32_SOC15(UVD, i, mmUVD_UDEC_DB_ADDR_CONFIG,
722 adev->gfx.config.gb_addr_config);
723 WREG32_SOC15(UVD, i, mmUVD_UDEC_DBW_ADDR_CONFIG,
724 adev->gfx.config.gb_addr_config);
725
726 WREG32_SOC15(UVD, i, mmUVD_GP_SCRATCH4, adev->uvd.max_handles);
727 }
728}
729
730static int uvd_v7_0_mmsch_start(struct amdgpu_device *adev,
731 struct amdgpu_mm_table *table)
732{
733 uint32_t data = 0, loop;
734 uint64_t addr = table->gpu_addr;
735 struct mmsch_v1_0_init_header *header = (struct mmsch_v1_0_init_header *)table->cpu_addr;
736 uint32_t size;
737 int i;
738
739 size = header->header_size + header->vce_table_size + header->uvd_table_size;
740
741 /* 1, write to vce_mmsch_vf_ctx_addr_lo/hi register with GPU mc addr of memory descriptor location */
742 WREG32_SOC15(VCE, 0, mmVCE_MMSCH_VF_CTX_ADDR_LO, lower_32_bits(addr));
743 WREG32_SOC15(VCE, 0, mmVCE_MMSCH_VF_CTX_ADDR_HI, upper_32_bits(addr));
744
745 /* 2, update vmid of descriptor */
746 data = RREG32_SOC15(VCE, 0, mmVCE_MMSCH_VF_VMID);
747 data &= ~VCE_MMSCH_VF_VMID__VF_CTX_VMID_MASK;
748 data |= (0 << VCE_MMSCH_VF_VMID__VF_CTX_VMID__SHIFT); /* use domain0 for MM scheduler */
749 WREG32_SOC15(VCE, 0, mmVCE_MMSCH_VF_VMID, data);
750
751 /* 3, notify mmsch about the size of this descriptor */
752 WREG32_SOC15(VCE, 0, mmVCE_MMSCH_VF_CTX_SIZE, size);
753
754 /* 4, set resp to zero */
755 WREG32_SOC15(VCE, 0, mmVCE_MMSCH_VF_MAILBOX_RESP, 0);
756
757 for (i = 0; i < adev->uvd.num_uvd_inst; ++i) {
758 if (adev->uvd.harvest_config & (1 << i))
759 continue;
760 WDOORBELL32(adev->uvd.inst[i].ring_enc[0].doorbell_index, 0);
761 *adev->uvd.inst[i].ring_enc[0].wptr_cpu_addr = 0;
762 adev->uvd.inst[i].ring_enc[0].wptr = 0;
763 adev->uvd.inst[i].ring_enc[0].wptr_old = 0;
764 }
765 /* 5, kick off the initialization and wait until VCE_MMSCH_VF_MAILBOX_RESP becomes non-zero */
766 WREG32_SOC15(VCE, 0, mmVCE_MMSCH_VF_MAILBOX_HOST, 0x10000001);
767
768 data = RREG32_SOC15(VCE, 0, mmVCE_MMSCH_VF_MAILBOX_RESP);
769 loop = 1000;
770 while ((data & 0x10000002) != 0x10000002) {
771 udelay(10);
772 data = RREG32_SOC15(VCE, 0, mmVCE_MMSCH_VF_MAILBOX_RESP);
773 loop--;
774 if (!loop)
775 break;
776 }
777
778 if (!loop) {
779 dev_err(adev->dev, "failed to init MMSCH, mmVCE_MMSCH_VF_MAILBOX_RESP = %x\n", data);
780 return -EBUSY;
781 }
782
783 return 0;
784}
785
786static int uvd_v7_0_sriov_start(struct amdgpu_device *adev)
787{
788 struct amdgpu_ring *ring;
789 uint32_t offset, size, tmp;
790 uint32_t table_size = 0;
791 struct mmsch_v1_0_cmd_direct_write direct_wt = { {0} };
792 struct mmsch_v1_0_cmd_direct_read_modify_write direct_rd_mod_wt = { {0} };
793 struct mmsch_v1_0_cmd_direct_polling direct_poll = { {0} };
794 struct mmsch_v1_0_cmd_end end = { {0} };
795 uint32_t *init_table = adev->virt.mm_table.cpu_addr;
796 struct mmsch_v1_0_init_header *header = (struct mmsch_v1_0_init_header *)init_table;
797 uint8_t i = 0;
798
799 direct_wt.cmd_header.command_type = MMSCH_COMMAND__DIRECT_REG_WRITE;
800 direct_rd_mod_wt.cmd_header.command_type = MMSCH_COMMAND__DIRECT_REG_READ_MODIFY_WRITE;
801 direct_poll.cmd_header.command_type = MMSCH_COMMAND__DIRECT_REG_POLLING;
802 end.cmd_header.command_type = MMSCH_COMMAND__END;
803
804 if (header->uvd_table_offset == 0 && header->uvd_table_size == 0) {
805 header->version = MMSCH_VERSION;
806 header->header_size = sizeof(struct mmsch_v1_0_init_header) >> 2;
807
808 if (header->vce_table_offset == 0 && header->vce_table_size == 0)
809 header->uvd_table_offset = header->header_size;
810 else
811 header->uvd_table_offset = header->vce_table_size + header->vce_table_offset;
812
813 init_table += header->uvd_table_offset;
814
815 for (i = 0; i < adev->uvd.num_uvd_inst; ++i) {
816 if (adev->uvd.harvest_config & (1 << i))
817 continue;
818 ring = &adev->uvd.inst[i].ring;
819 ring->wptr = 0;
820 size = AMDGPU_GPU_PAGE_ALIGN(adev->uvd.fw->size + 4);
821
822 MMSCH_V1_0_INSERT_DIRECT_RD_MOD_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_STATUS),
823 0xFFFFFFFF, 0x00000004);
824 /* mc resume*/
825 if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) {
826 MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i,
827 mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW),
828 adev->firmware.ucode[AMDGPU_UCODE_ID_UVD].tmr_mc_addr_lo);
829 MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i,
830 mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH),
831 adev->firmware.ucode[AMDGPU_UCODE_ID_UVD].tmr_mc_addr_hi);
832 MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, 0, mmUVD_VCPU_CACHE_OFFSET0), 0);
833 offset = 0;
834 } else {
835 MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW),
836 lower_32_bits(adev->uvd.inst[i].gpu_addr));
837 MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH),
838 upper_32_bits(adev->uvd.inst[i].gpu_addr));
839 offset = size;
840 MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, 0, mmUVD_VCPU_CACHE_OFFSET0),
841 AMDGPU_UVD_FIRMWARE_OFFSET >> 3);
842
843 }
844
845 MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_VCPU_CACHE_SIZE0), size);
846
847 MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_LOW),
848 lower_32_bits(adev->uvd.inst[i].gpu_addr + offset));
849 MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_HIGH),
850 upper_32_bits(adev->uvd.inst[i].gpu_addr + offset));
851 MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_VCPU_CACHE_OFFSET1), (1 << 21));
852 MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_VCPU_CACHE_SIZE1), AMDGPU_UVD_HEAP_SIZE);
853
854 MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_LOW),
855 lower_32_bits(adev->uvd.inst[i].gpu_addr + offset + AMDGPU_UVD_HEAP_SIZE));
856 MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_HIGH),
857 upper_32_bits(adev->uvd.inst[i].gpu_addr + offset + AMDGPU_UVD_HEAP_SIZE));
858 MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_VCPU_CACHE_OFFSET2), (2 << 21));
859 MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_VCPU_CACHE_SIZE2),
860 AMDGPU_UVD_STACK_SIZE + (AMDGPU_UVD_SESSION_SIZE * 40));
861
862 MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_GP_SCRATCH4), adev->uvd.max_handles);
863 /* mc resume end*/
864
865 /* disable clock gating */
866 MMSCH_V1_0_INSERT_DIRECT_RD_MOD_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_CGC_CTRL),
867 ~UVD_CGC_CTRL__DYN_CLOCK_MODE_MASK, 0);
868
869 /* disable interupt */
870 MMSCH_V1_0_INSERT_DIRECT_RD_MOD_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_MASTINT_EN),
871 ~UVD_MASTINT_EN__VCPU_EN_MASK, 0);
872
873 /* stall UMC and register bus before resetting VCPU */
874 MMSCH_V1_0_INSERT_DIRECT_RD_MOD_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_LMI_CTRL2),
875 ~UVD_LMI_CTRL2__STALL_ARB_UMC_MASK,
876 UVD_LMI_CTRL2__STALL_ARB_UMC_MASK);
877
878 /* put LMI, VCPU, RBC etc... into reset */
879 MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_SOFT_RESET),
880 (uint32_t)(UVD_SOFT_RESET__LMI_SOFT_RESET_MASK |
881 UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK |
882 UVD_SOFT_RESET__LBSI_SOFT_RESET_MASK |
883 UVD_SOFT_RESET__RBC_SOFT_RESET_MASK |
884 UVD_SOFT_RESET__CSM_SOFT_RESET_MASK |
885 UVD_SOFT_RESET__CXW_SOFT_RESET_MASK |
886 UVD_SOFT_RESET__TAP_SOFT_RESET_MASK |
887 UVD_SOFT_RESET__LMI_UMC_SOFT_RESET_MASK));
888
889 /* initialize UVD memory controller */
890 MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_LMI_CTRL),
891 (uint32_t)((0x40 << UVD_LMI_CTRL__WRITE_CLEAN_TIMER__SHIFT) |
892 UVD_LMI_CTRL__WRITE_CLEAN_TIMER_EN_MASK |
893 UVD_LMI_CTRL__DATA_COHERENCY_EN_MASK |
894 UVD_LMI_CTRL__VCPU_DATA_COHERENCY_EN_MASK |
895 UVD_LMI_CTRL__REQ_MODE_MASK |
896 0x00100000L));
897
898 /* take all subblocks out of reset, except VCPU */
899 MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_SOFT_RESET),
900 UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK);
901
902 /* enable VCPU clock */
903 MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_VCPU_CNTL),
904 UVD_VCPU_CNTL__CLK_EN_MASK);
905
906 /* enable master interrupt */
907 MMSCH_V1_0_INSERT_DIRECT_RD_MOD_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_MASTINT_EN),
908 ~(UVD_MASTINT_EN__VCPU_EN_MASK|UVD_MASTINT_EN__SYS_EN_MASK),
909 (UVD_MASTINT_EN__VCPU_EN_MASK|UVD_MASTINT_EN__SYS_EN_MASK));
910
911 /* clear the bit 4 of UVD_STATUS */
912 MMSCH_V1_0_INSERT_DIRECT_RD_MOD_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_STATUS),
913 ~(2 << UVD_STATUS__VCPU_REPORT__SHIFT), 0);
914
915 /* force RBC into idle state */
916 size = order_base_2(ring->ring_size);
917 tmp = REG_SET_FIELD(0, UVD_RBC_RB_CNTL, RB_BUFSZ, size);
918 tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_FETCH, 1);
919 MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_RBC_RB_CNTL), tmp);
920
921 ring = &adev->uvd.inst[i].ring_enc[0];
922 ring->wptr = 0;
923 MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_RB_BASE_LO), ring->gpu_addr);
924 MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_RB_BASE_HI), upper_32_bits(ring->gpu_addr));
925 MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_RB_SIZE), ring->ring_size / 4);
926
927 /* boot up the VCPU */
928 MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_SOFT_RESET), 0);
929
930 /* enable UMC */
931 MMSCH_V1_0_INSERT_DIRECT_RD_MOD_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_LMI_CTRL2),
932 ~UVD_LMI_CTRL2__STALL_ARB_UMC_MASK, 0);
933
934 MMSCH_V1_0_INSERT_DIRECT_POLL(SOC15_REG_OFFSET(UVD, i, mmUVD_STATUS), 0x02, 0x02);
935 }
936 /* add end packet */
937 memcpy((void *)init_table, &end, sizeof(struct mmsch_v1_0_cmd_end));
938 table_size += sizeof(struct mmsch_v1_0_cmd_end) / 4;
939 header->uvd_table_size = table_size;
940
941 }
942 return uvd_v7_0_mmsch_start(adev, &adev->virt.mm_table);
943}
944
945/**
946 * uvd_v7_0_start - start UVD block
947 *
948 * @adev: amdgpu_device pointer
949 *
950 * Setup and start the UVD block
951 */
952static int uvd_v7_0_start(struct amdgpu_device *adev)
953{
954 struct amdgpu_ring *ring;
955 uint32_t rb_bufsz, tmp;
956 uint32_t lmi_swap_cntl;
957 uint32_t mp_swap_cntl;
958 int i, j, k, r;
959
960 for (k = 0; k < adev->uvd.num_uvd_inst; ++k) {
961 if (adev->uvd.harvest_config & (1 << k))
962 continue;
963 /* disable DPG */
964 WREG32_P(SOC15_REG_OFFSET(UVD, k, mmUVD_POWER_STATUS), 0,
965 ~UVD_POWER_STATUS__UVD_PG_MODE_MASK);
966 }
967
968 /* disable byte swapping */
969 lmi_swap_cntl = 0;
970 mp_swap_cntl = 0;
971
972 uvd_v7_0_mc_resume(adev);
973
974 for (k = 0; k < adev->uvd.num_uvd_inst; ++k) {
975 if (adev->uvd.harvest_config & (1 << k))
976 continue;
977 ring = &adev->uvd.inst[k].ring;
978 /* disable clock gating */
979 WREG32_P(SOC15_REG_OFFSET(UVD, k, mmUVD_CGC_CTRL), 0,
980 ~UVD_CGC_CTRL__DYN_CLOCK_MODE_MASK);
981
982 /* disable interupt */
983 WREG32_P(SOC15_REG_OFFSET(UVD, k, mmUVD_MASTINT_EN), 0,
984 ~UVD_MASTINT_EN__VCPU_EN_MASK);
985
986 /* stall UMC and register bus before resetting VCPU */
987 WREG32_P(SOC15_REG_OFFSET(UVD, k, mmUVD_LMI_CTRL2),
988 UVD_LMI_CTRL2__STALL_ARB_UMC_MASK,
989 ~UVD_LMI_CTRL2__STALL_ARB_UMC_MASK);
990 mdelay(1);
991
992 /* put LMI, VCPU, RBC etc... into reset */
993 WREG32_SOC15(UVD, k, mmUVD_SOFT_RESET,
994 UVD_SOFT_RESET__LMI_SOFT_RESET_MASK |
995 UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK |
996 UVD_SOFT_RESET__LBSI_SOFT_RESET_MASK |
997 UVD_SOFT_RESET__RBC_SOFT_RESET_MASK |
998 UVD_SOFT_RESET__CSM_SOFT_RESET_MASK |
999 UVD_SOFT_RESET__CXW_SOFT_RESET_MASK |
1000 UVD_SOFT_RESET__TAP_SOFT_RESET_MASK |
1001 UVD_SOFT_RESET__LMI_UMC_SOFT_RESET_MASK);
1002 mdelay(5);
1003
1004 /* initialize UVD memory controller */
1005 WREG32_SOC15(UVD, k, mmUVD_LMI_CTRL,
1006 (0x40 << UVD_LMI_CTRL__WRITE_CLEAN_TIMER__SHIFT) |
1007 UVD_LMI_CTRL__WRITE_CLEAN_TIMER_EN_MASK |
1008 UVD_LMI_CTRL__DATA_COHERENCY_EN_MASK |
1009 UVD_LMI_CTRL__VCPU_DATA_COHERENCY_EN_MASK |
1010 UVD_LMI_CTRL__REQ_MODE_MASK |
1011 0x00100000L);
1012
1013#ifdef __BIG_ENDIAN
1014 /* swap (8 in 32) RB and IB */
1015 lmi_swap_cntl = 0xa;
1016 mp_swap_cntl = 0;
1017#endif
1018 WREG32_SOC15(UVD, k, mmUVD_LMI_SWAP_CNTL, lmi_swap_cntl);
1019 WREG32_SOC15(UVD, k, mmUVD_MP_SWAP_CNTL, mp_swap_cntl);
1020
1021 WREG32_SOC15(UVD, k, mmUVD_MPC_SET_MUXA0, 0x40c2040);
1022 WREG32_SOC15(UVD, k, mmUVD_MPC_SET_MUXA1, 0x0);
1023 WREG32_SOC15(UVD, k, mmUVD_MPC_SET_MUXB0, 0x40c2040);
1024 WREG32_SOC15(UVD, k, mmUVD_MPC_SET_MUXB1, 0x0);
1025 WREG32_SOC15(UVD, k, mmUVD_MPC_SET_ALU, 0);
1026 WREG32_SOC15(UVD, k, mmUVD_MPC_SET_MUX, 0x88);
1027
1028 /* take all subblocks out of reset, except VCPU */
1029 WREG32_SOC15(UVD, k, mmUVD_SOFT_RESET,
1030 UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK);
1031 mdelay(5);
1032
1033 /* enable VCPU clock */
1034 WREG32_SOC15(UVD, k, mmUVD_VCPU_CNTL,
1035 UVD_VCPU_CNTL__CLK_EN_MASK);
1036
1037 /* enable UMC */
1038 WREG32_P(SOC15_REG_OFFSET(UVD, k, mmUVD_LMI_CTRL2), 0,
1039 ~UVD_LMI_CTRL2__STALL_ARB_UMC_MASK);
1040
1041 /* boot up the VCPU */
1042 WREG32_SOC15(UVD, k, mmUVD_SOFT_RESET, 0);
1043 mdelay(10);
1044
1045 for (i = 0; i < 10; ++i) {
1046 uint32_t status;
1047
1048 for (j = 0; j < 100; ++j) {
1049 status = RREG32_SOC15(UVD, k, mmUVD_STATUS);
1050 if (status & 2)
1051 break;
1052 mdelay(10);
1053 }
1054 r = 0;
1055 if (status & 2)
1056 break;
1057
1058 DRM_ERROR("UVD(%d) not responding, trying to reset the VCPU!!!\n", k);
1059 WREG32_P(SOC15_REG_OFFSET(UVD, k, mmUVD_SOFT_RESET),
1060 UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK,
1061 ~UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK);
1062 mdelay(10);
1063 WREG32_P(SOC15_REG_OFFSET(UVD, k, mmUVD_SOFT_RESET), 0,
1064 ~UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK);
1065 mdelay(10);
1066 r = -1;
1067 }
1068
1069 if (r) {
1070 DRM_ERROR("UVD(%d) not responding, giving up!!!\n", k);
1071 return r;
1072 }
1073 /* enable master interrupt */
1074 WREG32_P(SOC15_REG_OFFSET(UVD, k, mmUVD_MASTINT_EN),
1075 (UVD_MASTINT_EN__VCPU_EN_MASK|UVD_MASTINT_EN__SYS_EN_MASK),
1076 ~(UVD_MASTINT_EN__VCPU_EN_MASK|UVD_MASTINT_EN__SYS_EN_MASK));
1077
1078 /* clear the bit 4 of UVD_STATUS */
1079 WREG32_P(SOC15_REG_OFFSET(UVD, k, mmUVD_STATUS), 0,
1080 ~(2 << UVD_STATUS__VCPU_REPORT__SHIFT));
1081
1082 /* force RBC into idle state */
1083 rb_bufsz = order_base_2(ring->ring_size);
1084 tmp = REG_SET_FIELD(0, UVD_RBC_RB_CNTL, RB_BUFSZ, rb_bufsz);
1085 tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_BLKSZ, 1);
1086 tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_FETCH, 1);
1087 tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_WPTR_POLL_EN, 0);
1088 tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_UPDATE, 1);
1089 tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_RPTR_WR_EN, 1);
1090 WREG32_SOC15(UVD, k, mmUVD_RBC_RB_CNTL, tmp);
1091
1092 /* set the write pointer delay */
1093 WREG32_SOC15(UVD, k, mmUVD_RBC_RB_WPTR_CNTL, 0);
1094
1095 /* set the wb address */
1096 WREG32_SOC15(UVD, k, mmUVD_RBC_RB_RPTR_ADDR,
1097 (upper_32_bits(ring->gpu_addr) >> 2));
1098
1099 /* program the RB_BASE for ring buffer */
1100 WREG32_SOC15(UVD, k, mmUVD_LMI_RBC_RB_64BIT_BAR_LOW,
1101 lower_32_bits(ring->gpu_addr));
1102 WREG32_SOC15(UVD, k, mmUVD_LMI_RBC_RB_64BIT_BAR_HIGH,
1103 upper_32_bits(ring->gpu_addr));
1104
1105 /* Initialize the ring buffer's read and write pointers */
1106 WREG32_SOC15(UVD, k, mmUVD_RBC_RB_RPTR, 0);
1107
1108 ring->wptr = RREG32_SOC15(UVD, k, mmUVD_RBC_RB_RPTR);
1109 WREG32_SOC15(UVD, k, mmUVD_RBC_RB_WPTR,
1110 lower_32_bits(ring->wptr));
1111
1112 WREG32_P(SOC15_REG_OFFSET(UVD, k, mmUVD_RBC_RB_CNTL), 0,
1113 ~UVD_RBC_RB_CNTL__RB_NO_FETCH_MASK);
1114
1115 ring = &adev->uvd.inst[k].ring_enc[0];
1116 WREG32_SOC15(UVD, k, mmUVD_RB_RPTR, lower_32_bits(ring->wptr));
1117 WREG32_SOC15(UVD, k, mmUVD_RB_WPTR, lower_32_bits(ring->wptr));
1118 WREG32_SOC15(UVD, k, mmUVD_RB_BASE_LO, ring->gpu_addr);
1119 WREG32_SOC15(UVD, k, mmUVD_RB_BASE_HI, upper_32_bits(ring->gpu_addr));
1120 WREG32_SOC15(UVD, k, mmUVD_RB_SIZE, ring->ring_size / 4);
1121
1122 ring = &adev->uvd.inst[k].ring_enc[1];
1123 WREG32_SOC15(UVD, k, mmUVD_RB_RPTR2, lower_32_bits(ring->wptr));
1124 WREG32_SOC15(UVD, k, mmUVD_RB_WPTR2, lower_32_bits(ring->wptr));
1125 WREG32_SOC15(UVD, k, mmUVD_RB_BASE_LO2, ring->gpu_addr);
1126 WREG32_SOC15(UVD, k, mmUVD_RB_BASE_HI2, upper_32_bits(ring->gpu_addr));
1127 WREG32_SOC15(UVD, k, mmUVD_RB_SIZE2, ring->ring_size / 4);
1128 }
1129 return 0;
1130}
1131
1132/**
1133 * uvd_v7_0_stop - stop UVD block
1134 *
1135 * @adev: amdgpu_device pointer
1136 *
1137 * stop the UVD block
1138 */
1139static void uvd_v7_0_stop(struct amdgpu_device *adev)
1140{
1141 uint8_t i = 0;
1142
1143 for (i = 0; i < adev->uvd.num_uvd_inst; ++i) {
1144 if (adev->uvd.harvest_config & (1 << i))
1145 continue;
1146 /* force RBC into idle state */
1147 WREG32_SOC15(UVD, i, mmUVD_RBC_RB_CNTL, 0x11010101);
1148
1149 /* Stall UMC and register bus before resetting VCPU */
1150 WREG32_P(SOC15_REG_OFFSET(UVD, i, mmUVD_LMI_CTRL2),
1151 UVD_LMI_CTRL2__STALL_ARB_UMC_MASK,
1152 ~UVD_LMI_CTRL2__STALL_ARB_UMC_MASK);
1153 mdelay(1);
1154
1155 /* put VCPU into reset */
1156 WREG32_SOC15(UVD, i, mmUVD_SOFT_RESET,
1157 UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK);
1158 mdelay(5);
1159
1160 /* disable VCPU clock */
1161 WREG32_SOC15(UVD, i, mmUVD_VCPU_CNTL, 0x0);
1162
1163 /* Unstall UMC and register bus */
1164 WREG32_P(SOC15_REG_OFFSET(UVD, i, mmUVD_LMI_CTRL2), 0,
1165 ~UVD_LMI_CTRL2__STALL_ARB_UMC_MASK);
1166 }
1167}
1168
1169/**
1170 * uvd_v7_0_ring_emit_fence - emit an fence & trap command
1171 *
1172 * @ring: amdgpu_ring pointer
1173 * @addr: address
1174 * @seq: sequence number
1175 * @flags: fence related flags
1176 *
1177 * Write a fence and a trap command to the ring.
1178 */
1179static void uvd_v7_0_ring_emit_fence(struct amdgpu_ring *ring, u64 addr, u64 seq,
1180 unsigned flags)
1181{
1182 struct amdgpu_device *adev = ring->adev;
1183
1184 WARN_ON(flags & AMDGPU_FENCE_FLAG_64BIT);
1185
1186 amdgpu_ring_write(ring,
1187 PACKET0(SOC15_REG_OFFSET(UVD, ring->me, mmUVD_CONTEXT_ID), 0));
1188 amdgpu_ring_write(ring, seq);
1189 amdgpu_ring_write(ring,
1190 PACKET0(SOC15_REG_OFFSET(UVD, ring->me, mmUVD_GPCOM_VCPU_DATA0), 0));
1191 amdgpu_ring_write(ring, addr & 0xffffffff);
1192 amdgpu_ring_write(ring,
1193 PACKET0(SOC15_REG_OFFSET(UVD, ring->me, mmUVD_GPCOM_VCPU_DATA1), 0));
1194 amdgpu_ring_write(ring, upper_32_bits(addr) & 0xff);
1195 amdgpu_ring_write(ring,
1196 PACKET0(SOC15_REG_OFFSET(UVD, ring->me, mmUVD_GPCOM_VCPU_CMD), 0));
1197 amdgpu_ring_write(ring, 0);
1198
1199 amdgpu_ring_write(ring,
1200 PACKET0(SOC15_REG_OFFSET(UVD, ring->me, mmUVD_GPCOM_VCPU_DATA0), 0));
1201 amdgpu_ring_write(ring, 0);
1202 amdgpu_ring_write(ring,
1203 PACKET0(SOC15_REG_OFFSET(UVD, ring->me, mmUVD_GPCOM_VCPU_DATA1), 0));
1204 amdgpu_ring_write(ring, 0);
1205 amdgpu_ring_write(ring,
1206 PACKET0(SOC15_REG_OFFSET(UVD, ring->me, mmUVD_GPCOM_VCPU_CMD), 0));
1207 amdgpu_ring_write(ring, 2);
1208}
1209
1210/**
1211 * uvd_v7_0_enc_ring_emit_fence - emit an enc fence & trap command
1212 *
1213 * @ring: amdgpu_ring pointer
1214 * @addr: address
1215 * @seq: sequence number
1216 * @flags: fence related flags
1217 *
1218 * Write enc a fence and a trap command to the ring.
1219 */
1220static void uvd_v7_0_enc_ring_emit_fence(struct amdgpu_ring *ring, u64 addr,
1221 u64 seq, unsigned flags)
1222{
1223
1224 WARN_ON(flags & AMDGPU_FENCE_FLAG_64BIT);
1225
1226 amdgpu_ring_write(ring, HEVC_ENC_CMD_FENCE);
1227 amdgpu_ring_write(ring, addr);
1228 amdgpu_ring_write(ring, upper_32_bits(addr));
1229 amdgpu_ring_write(ring, seq);
1230 amdgpu_ring_write(ring, HEVC_ENC_CMD_TRAP);
1231}
1232
1233/**
1234 * uvd_v7_0_ring_emit_hdp_flush - skip HDP flushing
1235 *
1236 * @ring: amdgpu_ring pointer
1237 */
1238static void uvd_v7_0_ring_emit_hdp_flush(struct amdgpu_ring *ring)
1239{
1240 /* The firmware doesn't seem to like touching registers at this point. */
1241}
1242
1243/**
1244 * uvd_v7_0_ring_test_ring - register write test
1245 *
1246 * @ring: amdgpu_ring pointer
1247 *
1248 * Test if we can successfully write to the context register
1249 */
1250static int uvd_v7_0_ring_test_ring(struct amdgpu_ring *ring)
1251{
1252 struct amdgpu_device *adev = ring->adev;
1253 uint32_t tmp = 0;
1254 unsigned i;
1255 int r;
1256
1257 WREG32_SOC15(UVD, ring->me, mmUVD_CONTEXT_ID, 0xCAFEDEAD);
1258 r = amdgpu_ring_alloc(ring, 3);
1259 if (r)
1260 return r;
1261
1262 amdgpu_ring_write(ring,
1263 PACKET0(SOC15_REG_OFFSET(UVD, ring->me, mmUVD_CONTEXT_ID), 0));
1264 amdgpu_ring_write(ring, 0xDEADBEEF);
1265 amdgpu_ring_commit(ring);
1266 for (i = 0; i < adev->usec_timeout; i++) {
1267 tmp = RREG32_SOC15(UVD, ring->me, mmUVD_CONTEXT_ID);
1268 if (tmp == 0xDEADBEEF)
1269 break;
1270 udelay(1);
1271 }
1272
1273 if (i >= adev->usec_timeout)
1274 r = -ETIMEDOUT;
1275
1276 return r;
1277}
1278
1279/**
1280 * uvd_v7_0_ring_patch_cs_in_place - Patch the IB for command submission.
1281 *
1282 * @p: the CS parser with the IBs
1283 * @job: which job this ib is in
1284 * @ib: which IB to patch
1285 *
1286 */
1287static int uvd_v7_0_ring_patch_cs_in_place(struct amdgpu_cs_parser *p,
1288 struct amdgpu_job *job,
1289 struct amdgpu_ib *ib)
1290{
1291 struct amdgpu_ring *ring = amdgpu_job_ring(job);
1292 unsigned i;
1293
1294 /* No patching necessary for the first instance */
1295 if (!ring->me)
1296 return 0;
1297
1298 for (i = 0; i < ib->length_dw; i += 2) {
1299 uint32_t reg = amdgpu_ib_get_value(ib, i);
1300
1301 reg -= p->adev->reg_offset[UVD_HWIP][0][1];
1302 reg += p->adev->reg_offset[UVD_HWIP][1][1];
1303
1304 amdgpu_ib_set_value(ib, i, reg);
1305 }
1306 return 0;
1307}
1308
1309/**
1310 * uvd_v7_0_ring_emit_ib - execute indirect buffer
1311 *
1312 * @ring: amdgpu_ring pointer
1313 * @job: job to retrieve vmid from
1314 * @ib: indirect buffer to execute
1315 * @flags: unused
1316 *
1317 * Write ring commands to execute the indirect buffer
1318 */
1319static void uvd_v7_0_ring_emit_ib(struct amdgpu_ring *ring,
1320 struct amdgpu_job *job,
1321 struct amdgpu_ib *ib,
1322 uint32_t flags)
1323{
1324 struct amdgpu_device *adev = ring->adev;
1325 unsigned vmid = AMDGPU_JOB_GET_VMID(job);
1326
1327 amdgpu_ring_write(ring,
1328 PACKET0(SOC15_REG_OFFSET(UVD, ring->me, mmUVD_LMI_RBC_IB_VMID), 0));
1329 amdgpu_ring_write(ring, vmid);
1330
1331 amdgpu_ring_write(ring,
1332 PACKET0(SOC15_REG_OFFSET(UVD, ring->me, mmUVD_LMI_RBC_IB_64BIT_BAR_LOW), 0));
1333 amdgpu_ring_write(ring, lower_32_bits(ib->gpu_addr));
1334 amdgpu_ring_write(ring,
1335 PACKET0(SOC15_REG_OFFSET(UVD, ring->me, mmUVD_LMI_RBC_IB_64BIT_BAR_HIGH), 0));
1336 amdgpu_ring_write(ring, upper_32_bits(ib->gpu_addr));
1337 amdgpu_ring_write(ring,
1338 PACKET0(SOC15_REG_OFFSET(UVD, ring->me, mmUVD_RBC_IB_SIZE), 0));
1339 amdgpu_ring_write(ring, ib->length_dw);
1340}
1341
1342/**
1343 * uvd_v7_0_enc_ring_emit_ib - enc execute indirect buffer
1344 *
1345 * @ring: amdgpu_ring pointer
1346 * @job: job to retrive vmid from
1347 * @ib: indirect buffer to execute
1348 * @flags: unused
1349 *
1350 * Write enc ring commands to execute the indirect buffer
1351 */
1352static void uvd_v7_0_enc_ring_emit_ib(struct amdgpu_ring *ring,
1353 struct amdgpu_job *job,
1354 struct amdgpu_ib *ib,
1355 uint32_t flags)
1356{
1357 unsigned vmid = AMDGPU_JOB_GET_VMID(job);
1358
1359 amdgpu_ring_write(ring, HEVC_ENC_CMD_IB_VM);
1360 amdgpu_ring_write(ring, vmid);
1361 amdgpu_ring_write(ring, lower_32_bits(ib->gpu_addr));
1362 amdgpu_ring_write(ring, upper_32_bits(ib->gpu_addr));
1363 amdgpu_ring_write(ring, ib->length_dw);
1364}
1365
1366static void uvd_v7_0_ring_emit_wreg(struct amdgpu_ring *ring,
1367 uint32_t reg, uint32_t val)
1368{
1369 struct amdgpu_device *adev = ring->adev;
1370
1371 amdgpu_ring_write(ring,
1372 PACKET0(SOC15_REG_OFFSET(UVD, ring->me, mmUVD_GPCOM_VCPU_DATA0), 0));
1373 amdgpu_ring_write(ring, reg << 2);
1374 amdgpu_ring_write(ring,
1375 PACKET0(SOC15_REG_OFFSET(UVD, ring->me, mmUVD_GPCOM_VCPU_DATA1), 0));
1376 amdgpu_ring_write(ring, val);
1377 amdgpu_ring_write(ring,
1378 PACKET0(SOC15_REG_OFFSET(UVD, ring->me, mmUVD_GPCOM_VCPU_CMD), 0));
1379 amdgpu_ring_write(ring, 8);
1380}
1381
1382static void uvd_v7_0_ring_emit_reg_wait(struct amdgpu_ring *ring, uint32_t reg,
1383 uint32_t val, uint32_t mask)
1384{
1385 struct amdgpu_device *adev = ring->adev;
1386
1387 amdgpu_ring_write(ring,
1388 PACKET0(SOC15_REG_OFFSET(UVD, ring->me, mmUVD_GPCOM_VCPU_DATA0), 0));
1389 amdgpu_ring_write(ring, reg << 2);
1390 amdgpu_ring_write(ring,
1391 PACKET0(SOC15_REG_OFFSET(UVD, ring->me, mmUVD_GPCOM_VCPU_DATA1), 0));
1392 amdgpu_ring_write(ring, val);
1393 amdgpu_ring_write(ring,
1394 PACKET0(SOC15_REG_OFFSET(UVD, ring->me, mmUVD_GP_SCRATCH8), 0));
1395 amdgpu_ring_write(ring, mask);
1396 amdgpu_ring_write(ring,
1397 PACKET0(SOC15_REG_OFFSET(UVD, ring->me, mmUVD_GPCOM_VCPU_CMD), 0));
1398 amdgpu_ring_write(ring, 12);
1399}
1400
1401static void uvd_v7_0_ring_emit_vm_flush(struct amdgpu_ring *ring,
1402 unsigned vmid, uint64_t pd_addr)
1403{
1404 struct amdgpu_vmhub *hub = &ring->adev->vmhub[ring->vm_hub];
1405 uint32_t data0, data1, mask;
1406
1407 pd_addr = amdgpu_gmc_emit_flush_gpu_tlb(ring, vmid, pd_addr);
1408
1409 /* wait for reg writes */
1410 data0 = hub->ctx0_ptb_addr_lo32 + vmid * hub->ctx_addr_distance;
1411 data1 = lower_32_bits(pd_addr);
1412 mask = 0xffffffff;
1413 uvd_v7_0_ring_emit_reg_wait(ring, data0, data1, mask);
1414}
1415
1416static void uvd_v7_0_ring_insert_nop(struct amdgpu_ring *ring, uint32_t count)
1417{
1418 struct amdgpu_device *adev = ring->adev;
1419 int i;
1420
1421 WARN_ON(ring->wptr % 2 || count % 2);
1422
1423 for (i = 0; i < count / 2; i++) {
1424 amdgpu_ring_write(ring, PACKET0(SOC15_REG_OFFSET(UVD, ring->me, mmUVD_NO_OP), 0));
1425 amdgpu_ring_write(ring, 0);
1426 }
1427}
1428
1429static void uvd_v7_0_enc_ring_insert_end(struct amdgpu_ring *ring)
1430{
1431 amdgpu_ring_write(ring, HEVC_ENC_CMD_END);
1432}
1433
1434static void uvd_v7_0_enc_ring_emit_reg_wait(struct amdgpu_ring *ring,
1435 uint32_t reg, uint32_t val,
1436 uint32_t mask)
1437{
1438 amdgpu_ring_write(ring, HEVC_ENC_CMD_REG_WAIT);
1439 amdgpu_ring_write(ring, reg << 2);
1440 amdgpu_ring_write(ring, mask);
1441 amdgpu_ring_write(ring, val);
1442}
1443
1444static void uvd_v7_0_enc_ring_emit_vm_flush(struct amdgpu_ring *ring,
1445 unsigned int vmid, uint64_t pd_addr)
1446{
1447 struct amdgpu_vmhub *hub = &ring->adev->vmhub[ring->vm_hub];
1448
1449 pd_addr = amdgpu_gmc_emit_flush_gpu_tlb(ring, vmid, pd_addr);
1450
1451 /* wait for reg writes */
1452 uvd_v7_0_enc_ring_emit_reg_wait(ring, hub->ctx0_ptb_addr_lo32 +
1453 vmid * hub->ctx_addr_distance,
1454 lower_32_bits(pd_addr), 0xffffffff);
1455}
1456
1457static void uvd_v7_0_enc_ring_emit_wreg(struct amdgpu_ring *ring,
1458 uint32_t reg, uint32_t val)
1459{
1460 amdgpu_ring_write(ring, HEVC_ENC_CMD_REG_WRITE);
1461 amdgpu_ring_write(ring, reg << 2);
1462 amdgpu_ring_write(ring, val);
1463}
1464
1465static int uvd_v7_0_set_interrupt_state(struct amdgpu_device *adev,
1466 struct amdgpu_irq_src *source,
1467 unsigned type,
1468 enum amdgpu_interrupt_state state)
1469{
1470 // TODO
1471 return 0;
1472}
1473
1474static int uvd_v7_0_process_interrupt(struct amdgpu_device *adev,
1475 struct amdgpu_irq_src *source,
1476 struct amdgpu_iv_entry *entry)
1477{
1478 uint32_t ip_instance;
1479
1480 switch (entry->client_id) {
1481 case SOC15_IH_CLIENTID_UVD:
1482 ip_instance = 0;
1483 break;
1484 case SOC15_IH_CLIENTID_UVD1:
1485 ip_instance = 1;
1486 break;
1487 default:
1488 DRM_ERROR("Unhandled client id: %d\n", entry->client_id);
1489 return 0;
1490 }
1491
1492 DRM_DEBUG("IH: UVD TRAP\n");
1493
1494 switch (entry->src_id) {
1495 case 124:
1496 amdgpu_fence_process(&adev->uvd.inst[ip_instance].ring);
1497 break;
1498 case 119:
1499 amdgpu_fence_process(&adev->uvd.inst[ip_instance].ring_enc[0]);
1500 break;
1501 case 120:
1502 if (!amdgpu_sriov_vf(adev))
1503 amdgpu_fence_process(&adev->uvd.inst[ip_instance].ring_enc[1]);
1504 break;
1505 default:
1506 DRM_ERROR("Unhandled interrupt: %d %d\n",
1507 entry->src_id, entry->src_data[0]);
1508 break;
1509 }
1510
1511 return 0;
1512}
1513
1514static int uvd_v7_0_set_clockgating_state(void *handle,
1515 enum amd_clockgating_state state)
1516{
1517 /* needed for driver unload*/
1518 return 0;
1519}
1520
1521const struct amd_ip_funcs uvd_v7_0_ip_funcs = {
1522 .name = "uvd_v7_0",
1523 .early_init = uvd_v7_0_early_init,
1524 .sw_init = uvd_v7_0_sw_init,
1525 .sw_fini = uvd_v7_0_sw_fini,
1526 .hw_init = uvd_v7_0_hw_init,
1527 .hw_fini = uvd_v7_0_hw_fini,
1528 .prepare_suspend = uvd_v7_0_prepare_suspend,
1529 .suspend = uvd_v7_0_suspend,
1530 .resume = uvd_v7_0_resume,
1531 .set_clockgating_state = uvd_v7_0_set_clockgating_state,
1532 .set_powergating_state = NULL /* uvd_v7_0_set_powergating_state */,
1533};
1534
1535static const struct amdgpu_ring_funcs uvd_v7_0_ring_vm_funcs = {
1536 .type = AMDGPU_RING_TYPE_UVD,
1537 .align_mask = 0xf,
1538 .support_64bit_ptrs = false,
1539 .no_user_fence = true,
1540 .get_rptr = uvd_v7_0_ring_get_rptr,
1541 .get_wptr = uvd_v7_0_ring_get_wptr,
1542 .set_wptr = uvd_v7_0_ring_set_wptr,
1543 .patch_cs_in_place = uvd_v7_0_ring_patch_cs_in_place,
1544 .emit_frame_size =
1545 6 + /* hdp invalidate */
1546 SOC15_FLUSH_GPU_TLB_NUM_WREG * 6 +
1547 SOC15_FLUSH_GPU_TLB_NUM_REG_WAIT * 8 +
1548 8 + /* uvd_v7_0_ring_emit_vm_flush */
1549 14 + 14, /* uvd_v7_0_ring_emit_fence x2 vm fence */
1550 .emit_ib_size = 8, /* uvd_v7_0_ring_emit_ib */
1551 .emit_ib = uvd_v7_0_ring_emit_ib,
1552 .emit_fence = uvd_v7_0_ring_emit_fence,
1553 .emit_vm_flush = uvd_v7_0_ring_emit_vm_flush,
1554 .emit_hdp_flush = uvd_v7_0_ring_emit_hdp_flush,
1555 .test_ring = uvd_v7_0_ring_test_ring,
1556 .test_ib = amdgpu_uvd_ring_test_ib,
1557 .insert_nop = uvd_v7_0_ring_insert_nop,
1558 .pad_ib = amdgpu_ring_generic_pad_ib,
1559 .begin_use = amdgpu_uvd_ring_begin_use,
1560 .end_use = amdgpu_uvd_ring_end_use,
1561 .emit_wreg = uvd_v7_0_ring_emit_wreg,
1562 .emit_reg_wait = uvd_v7_0_ring_emit_reg_wait,
1563 .emit_reg_write_reg_wait = amdgpu_ring_emit_reg_write_reg_wait_helper,
1564};
1565
1566static const struct amdgpu_ring_funcs uvd_v7_0_enc_ring_vm_funcs = {
1567 .type = AMDGPU_RING_TYPE_UVD_ENC,
1568 .align_mask = 0x3f,
1569 .nop = HEVC_ENC_CMD_NO_OP,
1570 .support_64bit_ptrs = false,
1571 .no_user_fence = true,
1572 .get_rptr = uvd_v7_0_enc_ring_get_rptr,
1573 .get_wptr = uvd_v7_0_enc_ring_get_wptr,
1574 .set_wptr = uvd_v7_0_enc_ring_set_wptr,
1575 .emit_frame_size =
1576 3 + 3 + /* hdp flush / invalidate */
1577 SOC15_FLUSH_GPU_TLB_NUM_WREG * 3 +
1578 SOC15_FLUSH_GPU_TLB_NUM_REG_WAIT * 4 +
1579 4 + /* uvd_v7_0_enc_ring_emit_vm_flush */
1580 5 + 5 + /* uvd_v7_0_enc_ring_emit_fence x2 vm fence */
1581 1, /* uvd_v7_0_enc_ring_insert_end */
1582 .emit_ib_size = 5, /* uvd_v7_0_enc_ring_emit_ib */
1583 .emit_ib = uvd_v7_0_enc_ring_emit_ib,
1584 .emit_fence = uvd_v7_0_enc_ring_emit_fence,
1585 .emit_vm_flush = uvd_v7_0_enc_ring_emit_vm_flush,
1586 .test_ring = uvd_v7_0_enc_ring_test_ring,
1587 .test_ib = uvd_v7_0_enc_ring_test_ib,
1588 .insert_nop = amdgpu_ring_insert_nop,
1589 .insert_end = uvd_v7_0_enc_ring_insert_end,
1590 .pad_ib = amdgpu_ring_generic_pad_ib,
1591 .begin_use = amdgpu_uvd_ring_begin_use,
1592 .end_use = amdgpu_uvd_ring_end_use,
1593 .emit_wreg = uvd_v7_0_enc_ring_emit_wreg,
1594 .emit_reg_wait = uvd_v7_0_enc_ring_emit_reg_wait,
1595 .emit_reg_write_reg_wait = amdgpu_ring_emit_reg_write_reg_wait_helper,
1596};
1597
1598static void uvd_v7_0_set_ring_funcs(struct amdgpu_device *adev)
1599{
1600 int i;
1601
1602 for (i = 0; i < adev->uvd.num_uvd_inst; i++) {
1603 if (adev->uvd.harvest_config & (1 << i))
1604 continue;
1605 adev->uvd.inst[i].ring.funcs = &uvd_v7_0_ring_vm_funcs;
1606 adev->uvd.inst[i].ring.me = i;
1607 DRM_INFO("UVD(%d) is enabled in VM mode\n", i);
1608 }
1609}
1610
1611static void uvd_v7_0_set_enc_ring_funcs(struct amdgpu_device *adev)
1612{
1613 int i, j;
1614
1615 for (j = 0; j < adev->uvd.num_uvd_inst; j++) {
1616 if (adev->uvd.harvest_config & (1 << j))
1617 continue;
1618 for (i = 0; i < adev->uvd.num_enc_rings; ++i) {
1619 adev->uvd.inst[j].ring_enc[i].funcs = &uvd_v7_0_enc_ring_vm_funcs;
1620 adev->uvd.inst[j].ring_enc[i].me = j;
1621 }
1622
1623 DRM_INFO("UVD(%d) ENC is enabled in VM mode\n", j);
1624 }
1625}
1626
1627static const struct amdgpu_irq_src_funcs uvd_v7_0_irq_funcs = {
1628 .set = uvd_v7_0_set_interrupt_state,
1629 .process = uvd_v7_0_process_interrupt,
1630};
1631
1632static void uvd_v7_0_set_irq_funcs(struct amdgpu_device *adev)
1633{
1634 int i;
1635
1636 for (i = 0; i < adev->uvd.num_uvd_inst; i++) {
1637 if (adev->uvd.harvest_config & (1 << i))
1638 continue;
1639 adev->uvd.inst[i].irq.num_types = adev->uvd.num_enc_rings + 1;
1640 adev->uvd.inst[i].irq.funcs = &uvd_v7_0_irq_funcs;
1641 }
1642}
1643
1644const struct amdgpu_ip_block_version uvd_v7_0_ip_block = {
1645 .type = AMD_IP_BLOCK_TYPE_UVD,
1646 .major = 7,
1647 .minor = 0,
1648 .rev = 0,
1649 .funcs = &uvd_v7_0_ip_funcs,
1650};