Merge tag 'pm-5.9-rc1-2' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael...
[linux-2.6-microblaze.git] / drivers / gpu / drm / amd / amdgpu / uvd_v7_0.c
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 "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 #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
52 static void uvd_v7_0_set_ring_funcs(struct amdgpu_device *adev);
53 static void uvd_v7_0_set_enc_ring_funcs(struct amdgpu_device *adev);
54 static void uvd_v7_0_set_irq_funcs(struct amdgpu_device *adev);
55 static int uvd_v7_0_start(struct amdgpu_device *adev);
56 static void uvd_v7_0_stop(struct amdgpu_device *adev);
57 static int uvd_v7_0_sriov_start(struct amdgpu_device *adev);
58
59 static 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  */
71 static 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  */
85 static 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  */
102 static 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  */
116 static 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 adev->wb.wb[ring->wptr_offs];
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  */
136 static 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  */
150 static 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                 adev->wb.wb[ring->wptr_offs] = 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  */
175 static 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  * @adev: amdgpu_device pointer
210  * @ring: ring we should submit the msg to
211  * @handle: session handle to use
212  * @fence: optional fence to return
213  *
214  * Open up a stream for HW test
215  */
216 static int uvd_v7_0_enc_get_create_msg(struct amdgpu_ring *ring, uint32_t 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, 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
264 err:
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  * @adev: amdgpu_device pointer
273  * @ring: ring we should submit the msg to
274  * @handle: session handle to use
275  * @fence: optional fence to return
276  *
277  * Close up a stream for HW test or if userspace failed to do so
278  */
279 static int uvd_v7_0_enc_get_destroy_msg(struct amdgpu_ring *ring, uint32_t 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, 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
327 err:
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  */
338 static int uvd_v7_0_enc_ring_test_ib(struct amdgpu_ring *ring, long timeout)
339 {
340         struct dma_fence *fence = NULL;
341         struct amdgpu_bo *bo = NULL;
342         long r;
343
344         r = amdgpu_bo_create_reserved(ring->adev, 128 * 1024, PAGE_SIZE,
345                                       AMDGPU_GEM_DOMAIN_VRAM,
346                                       &bo, NULL, NULL);
347         if (r)
348                 return r;
349
350         r = uvd_v7_0_enc_get_create_msg(ring, 1, bo, NULL);
351         if (r)
352                 goto error;
353
354         r = uvd_v7_0_enc_get_destroy_msg(ring, 1, bo, &fence);
355         if (r)
356                 goto error;
357
358         r = dma_fence_wait_timeout(fence, false, timeout);
359         if (r == 0)
360                 r = -ETIMEDOUT;
361         else if (r > 0)
362                 r = 0;
363
364 error:
365         dma_fence_put(fence);
366         amdgpu_bo_unreserve(bo);
367         amdgpu_bo_unref(&bo);
368         return r;
369 }
370
371 static int uvd_v7_0_early_init(void *handle)
372 {
373         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
374
375         if (adev->asic_type == CHIP_VEGA20) {
376                 u32 harvest;
377                 int i;
378
379                 adev->uvd.num_uvd_inst = UVD7_MAX_HW_INSTANCES_VEGA20;
380                 for (i = 0; i < adev->uvd.num_uvd_inst; i++) {
381                         harvest = RREG32_SOC15(UVD, i, mmUVD_PG0_CC_UVD_HARVESTING);
382                         if (harvest & UVD_PG0_CC_UVD_HARVESTING__UVD_DISABLE_MASK) {
383                                 adev->uvd.harvest_config |= 1 << i;
384                         }
385                 }
386                 if (adev->uvd.harvest_config == (AMDGPU_UVD_HARVEST_UVD0 |
387                                                  AMDGPU_UVD_HARVEST_UVD1))
388                         /* both instances are harvested, disable the block */
389                         return -ENOENT;
390         } else {
391                 adev->uvd.num_uvd_inst = 1;
392         }
393
394         if (amdgpu_sriov_vf(adev))
395                 adev->uvd.num_enc_rings = 1;
396         else
397                 adev->uvd.num_enc_rings = 2;
398         uvd_v7_0_set_ring_funcs(adev);
399         uvd_v7_0_set_enc_ring_funcs(adev);
400         uvd_v7_0_set_irq_funcs(adev);
401
402         return 0;
403 }
404
405 static int uvd_v7_0_sw_init(void *handle)
406 {
407         struct amdgpu_ring *ring;
408
409         int i, j, r;
410         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
411
412         for (j = 0; j < adev->uvd.num_uvd_inst; j++) {
413                 if (adev->uvd.harvest_config & (1 << j))
414                         continue;
415                 /* UVD TRAP */
416                 r = amdgpu_irq_add_id(adev, amdgpu_ih_clientid_uvds[j], UVD_7_0__SRCID__UVD_SYSTEM_MESSAGE_INTERRUPT, &adev->uvd.inst[j].irq);
417                 if (r)
418                         return r;
419
420                 /* UVD ENC TRAP */
421                 for (i = 0; i < adev->uvd.num_enc_rings; ++i) {
422                         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);
423                         if (r)
424                                 return r;
425                 }
426         }
427
428         r = amdgpu_uvd_sw_init(adev);
429         if (r)
430                 return r;
431
432         if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) {
433                 const struct common_firmware_header *hdr;
434                 hdr = (const struct common_firmware_header *)adev->uvd.fw->data;
435                 adev->firmware.ucode[AMDGPU_UCODE_ID_UVD].ucode_id = AMDGPU_UCODE_ID_UVD;
436                 adev->firmware.ucode[AMDGPU_UCODE_ID_UVD].fw = adev->uvd.fw;
437                 adev->firmware.fw_size +=
438                         ALIGN(le32_to_cpu(hdr->ucode_size_bytes), PAGE_SIZE);
439
440                 if (adev->uvd.num_uvd_inst == UVD7_MAX_HW_INSTANCES_VEGA20) {
441                         adev->firmware.ucode[AMDGPU_UCODE_ID_UVD1].ucode_id = AMDGPU_UCODE_ID_UVD1;
442                         adev->firmware.ucode[AMDGPU_UCODE_ID_UVD1].fw = adev->uvd.fw;
443                         adev->firmware.fw_size +=
444                                 ALIGN(le32_to_cpu(hdr->ucode_size_bytes), PAGE_SIZE);
445                 }
446                 DRM_INFO("PSP loading UVD firmware\n");
447         }
448
449         for (j = 0; j < adev->uvd.num_uvd_inst; j++) {
450                 if (adev->uvd.harvest_config & (1 << j))
451                         continue;
452                 if (!amdgpu_sriov_vf(adev)) {
453                         ring = &adev->uvd.inst[j].ring;
454                         sprintf(ring->name, "uvd_%d", ring->me);
455                         r = amdgpu_ring_init(adev, ring, 512,
456                                              &adev->uvd.inst[j].irq, 0,
457                                              AMDGPU_RING_PRIO_DEFAULT);
458                         if (r)
459                                 return r;
460                 }
461
462                 for (i = 0; i < adev->uvd.num_enc_rings; ++i) {
463                         ring = &adev->uvd.inst[j].ring_enc[i];
464                         sprintf(ring->name, "uvd_enc_%d.%d", ring->me, i);
465                         if (amdgpu_sriov_vf(adev)) {
466                                 ring->use_doorbell = true;
467
468                                 /* currently only use the first enconding ring for
469                                  * sriov, so set unused location for other unused rings.
470                                  */
471                                 if (i == 0)
472                                         ring->doorbell_index = adev->doorbell_index.uvd_vce.uvd_ring0_1 * 2;
473                                 else
474                                         ring->doorbell_index = adev->doorbell_index.uvd_vce.uvd_ring2_3 * 2 + 1;
475                         }
476                         r = amdgpu_ring_init(adev, ring, 512,
477                                              &adev->uvd.inst[j].irq, 0,
478                                              AMDGPU_RING_PRIO_DEFAULT);
479                         if (r)
480                                 return r;
481                 }
482         }
483
484         r = amdgpu_uvd_resume(adev);
485         if (r)
486                 return r;
487
488         r = amdgpu_uvd_entity_init(adev);
489         if (r)
490                 return r;
491
492         r = amdgpu_virt_alloc_mm_table(adev);
493         if (r)
494                 return r;
495
496         return r;
497 }
498
499 static int uvd_v7_0_sw_fini(void *handle)
500 {
501         int i, j, r;
502         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
503
504         amdgpu_virt_free_mm_table(adev);
505
506         r = amdgpu_uvd_suspend(adev);
507         if (r)
508                 return r;
509
510         for (j = 0; j < adev->uvd.num_uvd_inst; ++j) {
511                 if (adev->uvd.harvest_config & (1 << j))
512                         continue;
513                 for (i = 0; i < adev->uvd.num_enc_rings; ++i)
514                         amdgpu_ring_fini(&adev->uvd.inst[j].ring_enc[i]);
515         }
516         return amdgpu_uvd_sw_fini(adev);
517 }
518
519 /**
520  * uvd_v7_0_hw_init - start and test UVD block
521  *
522  * @adev: amdgpu_device pointer
523  *
524  * Initialize the hardware, boot up the VCPU and do some testing
525  */
526 static int uvd_v7_0_hw_init(void *handle)
527 {
528         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
529         struct amdgpu_ring *ring;
530         uint32_t tmp;
531         int i, j, r;
532
533         if (amdgpu_sriov_vf(adev))
534                 r = uvd_v7_0_sriov_start(adev);
535         else
536                 r = uvd_v7_0_start(adev);
537         if (r)
538                 goto done;
539
540         for (j = 0; j < adev->uvd.num_uvd_inst; ++j) {
541                 if (adev->uvd.harvest_config & (1 << j))
542                         continue;
543                 ring = &adev->uvd.inst[j].ring;
544
545                 if (!amdgpu_sriov_vf(adev)) {
546                         r = amdgpu_ring_test_helper(ring);
547                         if (r)
548                                 goto done;
549
550                         r = amdgpu_ring_alloc(ring, 10);
551                         if (r) {
552                                 DRM_ERROR("amdgpu: (%d)ring failed to lock UVD ring (%d).\n", j, r);
553                                 goto done;
554                         }
555
556                         tmp = PACKET0(SOC15_REG_OFFSET(UVD, j,
557                                 mmUVD_SEMA_WAIT_FAULT_TIMEOUT_CNTL), 0);
558                         amdgpu_ring_write(ring, tmp);
559                         amdgpu_ring_write(ring, 0xFFFFF);
560
561                         tmp = PACKET0(SOC15_REG_OFFSET(UVD, j,
562                                 mmUVD_SEMA_WAIT_INCOMPLETE_TIMEOUT_CNTL), 0);
563                         amdgpu_ring_write(ring, tmp);
564                         amdgpu_ring_write(ring, 0xFFFFF);
565
566                         tmp = PACKET0(SOC15_REG_OFFSET(UVD, j,
567                                 mmUVD_SEMA_SIGNAL_INCOMPLETE_TIMEOUT_CNTL), 0);
568                         amdgpu_ring_write(ring, tmp);
569                         amdgpu_ring_write(ring, 0xFFFFF);
570
571                         /* Clear timeout status bits */
572                         amdgpu_ring_write(ring, PACKET0(SOC15_REG_OFFSET(UVD, j,
573                                 mmUVD_SEMA_TIMEOUT_STATUS), 0));
574                         amdgpu_ring_write(ring, 0x8);
575
576                         amdgpu_ring_write(ring, PACKET0(SOC15_REG_OFFSET(UVD, j,
577                                 mmUVD_SEMA_CNTL), 0));
578                         amdgpu_ring_write(ring, 3);
579
580                         amdgpu_ring_commit(ring);
581                 }
582
583                 for (i = 0; i < adev->uvd.num_enc_rings; ++i) {
584                         ring = &adev->uvd.inst[j].ring_enc[i];
585                         r = amdgpu_ring_test_helper(ring);
586                         if (r)
587                                 goto done;
588                 }
589         }
590 done:
591         if (!r)
592                 DRM_INFO("UVD and UVD ENC initialized successfully.\n");
593
594         return r;
595 }
596
597 /**
598  * uvd_v7_0_hw_fini - stop the hardware block
599  *
600  * @adev: amdgpu_device pointer
601  *
602  * Stop the UVD block, mark ring as not ready any more
603  */
604 static int uvd_v7_0_hw_fini(void *handle)
605 {
606         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
607
608         if (!amdgpu_sriov_vf(adev))
609                 uvd_v7_0_stop(adev);
610         else {
611                 /* full access mode, so don't touch any UVD register */
612                 DRM_DEBUG("For SRIOV client, shouldn't do anything.\n");
613         }
614
615         return 0;
616 }
617
618 static int uvd_v7_0_suspend(void *handle)
619 {
620         int r;
621         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
622
623         r = uvd_v7_0_hw_fini(adev);
624         if (r)
625                 return r;
626
627         return amdgpu_uvd_suspend(adev);
628 }
629
630 static int uvd_v7_0_resume(void *handle)
631 {
632         int r;
633         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
634
635         r = amdgpu_uvd_resume(adev);
636         if (r)
637                 return r;
638
639         return uvd_v7_0_hw_init(adev);
640 }
641
642 /**
643  * uvd_v7_0_mc_resume - memory controller programming
644  *
645  * @adev: amdgpu_device pointer
646  *
647  * Let the UVD memory controller know it's offsets
648  */
649 static void uvd_v7_0_mc_resume(struct amdgpu_device *adev)
650 {
651         uint32_t size = AMDGPU_UVD_FIRMWARE_SIZE(adev);
652         uint32_t offset;
653         int i;
654
655         for (i = 0; i < adev->uvd.num_uvd_inst; ++i) {
656                 if (adev->uvd.harvest_config & (1 << i))
657                         continue;
658                 if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) {
659                         WREG32_SOC15(UVD, i, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW,
660                                 i == 0 ?
661                                 adev->firmware.ucode[AMDGPU_UCODE_ID_UVD].tmr_mc_addr_lo:
662                                 adev->firmware.ucode[AMDGPU_UCODE_ID_UVD1].tmr_mc_addr_lo);
663                         WREG32_SOC15(UVD, i, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH,
664                                 i == 0 ?
665                                 adev->firmware.ucode[AMDGPU_UCODE_ID_UVD].tmr_mc_addr_hi:
666                                 adev->firmware.ucode[AMDGPU_UCODE_ID_UVD1].tmr_mc_addr_hi);
667                         WREG32_SOC15(UVD, i, mmUVD_VCPU_CACHE_OFFSET0, 0);
668                         offset = 0;
669                 } else {
670                         WREG32_SOC15(UVD, i, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW,
671                                 lower_32_bits(adev->uvd.inst[i].gpu_addr));
672                         WREG32_SOC15(UVD, i, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH,
673                                 upper_32_bits(adev->uvd.inst[i].gpu_addr));
674                         offset = size;
675                         WREG32_SOC15(UVD, i, mmUVD_VCPU_CACHE_OFFSET0,
676                                         AMDGPU_UVD_FIRMWARE_OFFSET >> 3);
677                 }
678
679                 WREG32_SOC15(UVD, i, mmUVD_VCPU_CACHE_SIZE0, size);
680
681                 WREG32_SOC15(UVD, i, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_LOW,
682                                 lower_32_bits(adev->uvd.inst[i].gpu_addr + offset));
683                 WREG32_SOC15(UVD, i, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_HIGH,
684                                 upper_32_bits(adev->uvd.inst[i].gpu_addr + offset));
685                 WREG32_SOC15(UVD, i, mmUVD_VCPU_CACHE_OFFSET1, (1 << 21));
686                 WREG32_SOC15(UVD, i, mmUVD_VCPU_CACHE_SIZE1, AMDGPU_UVD_HEAP_SIZE);
687
688                 WREG32_SOC15(UVD, i, mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_LOW,
689                                 lower_32_bits(adev->uvd.inst[i].gpu_addr + offset + AMDGPU_UVD_HEAP_SIZE));
690                 WREG32_SOC15(UVD, i, mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_HIGH,
691                                 upper_32_bits(adev->uvd.inst[i].gpu_addr + offset + AMDGPU_UVD_HEAP_SIZE));
692                 WREG32_SOC15(UVD, i, mmUVD_VCPU_CACHE_OFFSET2, (2 << 21));
693                 WREG32_SOC15(UVD, i, mmUVD_VCPU_CACHE_SIZE2,
694                                 AMDGPU_UVD_STACK_SIZE + (AMDGPU_UVD_SESSION_SIZE * 40));
695
696                 WREG32_SOC15(UVD, i, mmUVD_UDEC_ADDR_CONFIG,
697                                 adev->gfx.config.gb_addr_config);
698                 WREG32_SOC15(UVD, i, mmUVD_UDEC_DB_ADDR_CONFIG,
699                                 adev->gfx.config.gb_addr_config);
700                 WREG32_SOC15(UVD, i, mmUVD_UDEC_DBW_ADDR_CONFIG,
701                                 adev->gfx.config.gb_addr_config);
702
703                 WREG32_SOC15(UVD, i, mmUVD_GP_SCRATCH4, adev->uvd.max_handles);
704         }
705 }
706
707 static int uvd_v7_0_mmsch_start(struct amdgpu_device *adev,
708                                 struct amdgpu_mm_table *table)
709 {
710         uint32_t data = 0, loop;
711         uint64_t addr = table->gpu_addr;
712         struct mmsch_v1_0_init_header *header = (struct mmsch_v1_0_init_header *)table->cpu_addr;
713         uint32_t size;
714         int i;
715
716         size = header->header_size + header->vce_table_size + header->uvd_table_size;
717
718         /* 1, write to vce_mmsch_vf_ctx_addr_lo/hi register with GPU mc addr of memory descriptor location */
719         WREG32_SOC15(VCE, 0, mmVCE_MMSCH_VF_CTX_ADDR_LO, lower_32_bits(addr));
720         WREG32_SOC15(VCE, 0, mmVCE_MMSCH_VF_CTX_ADDR_HI, upper_32_bits(addr));
721
722         /* 2, update vmid of descriptor */
723         data = RREG32_SOC15(VCE, 0, mmVCE_MMSCH_VF_VMID);
724         data &= ~VCE_MMSCH_VF_VMID__VF_CTX_VMID_MASK;
725         data |= (0 << VCE_MMSCH_VF_VMID__VF_CTX_VMID__SHIFT); /* use domain0 for MM scheduler */
726         WREG32_SOC15(VCE, 0, mmVCE_MMSCH_VF_VMID, data);
727
728         /* 3, notify mmsch about the size of this descriptor */
729         WREG32_SOC15(VCE, 0, mmVCE_MMSCH_VF_CTX_SIZE, size);
730
731         /* 4, set resp to zero */
732         WREG32_SOC15(VCE, 0, mmVCE_MMSCH_VF_MAILBOX_RESP, 0);
733
734         for (i = 0; i < adev->uvd.num_uvd_inst; ++i) {
735                 if (adev->uvd.harvest_config & (1 << i))
736                         continue;
737                 WDOORBELL32(adev->uvd.inst[i].ring_enc[0].doorbell_index, 0);
738                 adev->wb.wb[adev->uvd.inst[i].ring_enc[0].wptr_offs] = 0;
739                 adev->uvd.inst[i].ring_enc[0].wptr = 0;
740                 adev->uvd.inst[i].ring_enc[0].wptr_old = 0;
741         }
742         /* 5, kick off the initialization and wait until VCE_MMSCH_VF_MAILBOX_RESP becomes non-zero */
743         WREG32_SOC15(VCE, 0, mmVCE_MMSCH_VF_MAILBOX_HOST, 0x10000001);
744
745         data = RREG32_SOC15(VCE, 0, mmVCE_MMSCH_VF_MAILBOX_RESP);
746         loop = 1000;
747         while ((data & 0x10000002) != 0x10000002) {
748                 udelay(10);
749                 data = RREG32_SOC15(VCE, 0, mmVCE_MMSCH_VF_MAILBOX_RESP);
750                 loop--;
751                 if (!loop)
752                         break;
753         }
754
755         if (!loop) {
756                 dev_err(adev->dev, "failed to init MMSCH, mmVCE_MMSCH_VF_MAILBOX_RESP = %x\n", data);
757                 return -EBUSY;
758         }
759
760         return 0;
761 }
762
763 static int uvd_v7_0_sriov_start(struct amdgpu_device *adev)
764 {
765         struct amdgpu_ring *ring;
766         uint32_t offset, size, tmp;
767         uint32_t table_size = 0;
768         struct mmsch_v1_0_cmd_direct_write direct_wt = { {0} };
769         struct mmsch_v1_0_cmd_direct_read_modify_write direct_rd_mod_wt = { {0} };
770         struct mmsch_v1_0_cmd_direct_polling direct_poll = { {0} };
771         struct mmsch_v1_0_cmd_end end = { {0} };
772         uint32_t *init_table = adev->virt.mm_table.cpu_addr;
773         struct mmsch_v1_0_init_header *header = (struct mmsch_v1_0_init_header *)init_table;
774         uint8_t i = 0;
775
776         direct_wt.cmd_header.command_type = MMSCH_COMMAND__DIRECT_REG_WRITE;
777         direct_rd_mod_wt.cmd_header.command_type = MMSCH_COMMAND__DIRECT_REG_READ_MODIFY_WRITE;
778         direct_poll.cmd_header.command_type = MMSCH_COMMAND__DIRECT_REG_POLLING;
779         end.cmd_header.command_type = MMSCH_COMMAND__END;
780
781         if (header->uvd_table_offset == 0 && header->uvd_table_size == 0) {
782                 header->version = MMSCH_VERSION;
783                 header->header_size = sizeof(struct mmsch_v1_0_init_header) >> 2;
784
785                 if (header->vce_table_offset == 0 && header->vce_table_size == 0)
786                         header->uvd_table_offset = header->header_size;
787                 else
788                         header->uvd_table_offset = header->vce_table_size + header->vce_table_offset;
789
790                 init_table += header->uvd_table_offset;
791
792                 for (i = 0; i < adev->uvd.num_uvd_inst; ++i) {
793                         if (adev->uvd.harvest_config & (1 << i))
794                                 continue;
795                         ring = &adev->uvd.inst[i].ring;
796                         ring->wptr = 0;
797                         size = AMDGPU_GPU_PAGE_ALIGN(adev->uvd.fw->size + 4);
798
799                         MMSCH_V1_0_INSERT_DIRECT_RD_MOD_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_STATUS),
800                                                            0xFFFFFFFF, 0x00000004);
801                         /* mc resume*/
802                         if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) {
803                                 MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i,
804                                                         mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW),
805                                                         adev->firmware.ucode[AMDGPU_UCODE_ID_UVD].tmr_mc_addr_lo);
806                                 MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i,
807                                                         mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH),
808                                                         adev->firmware.ucode[AMDGPU_UCODE_ID_UVD].tmr_mc_addr_hi);
809                                 MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, 0, mmUVD_VCPU_CACHE_OFFSET0), 0);
810                                 offset = 0;
811                         } else {
812                                 MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW),
813                                                             lower_32_bits(adev->uvd.inst[i].gpu_addr));
814                                 MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH),
815                                                             upper_32_bits(adev->uvd.inst[i].gpu_addr));
816                                 offset = size;
817                                 MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, 0, mmUVD_VCPU_CACHE_OFFSET0),
818                                                         AMDGPU_UVD_FIRMWARE_OFFSET >> 3);
819
820                         }
821
822                         MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_VCPU_CACHE_SIZE0), size);
823
824                         MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_LOW),
825                                                     lower_32_bits(adev->uvd.inst[i].gpu_addr + offset));
826                         MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_HIGH),
827                                                     upper_32_bits(adev->uvd.inst[i].gpu_addr + offset));
828                         MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_VCPU_CACHE_OFFSET1), (1 << 21));
829                         MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_VCPU_CACHE_SIZE1), AMDGPU_UVD_HEAP_SIZE);
830
831                         MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_LOW),
832                                                     lower_32_bits(adev->uvd.inst[i].gpu_addr + offset + AMDGPU_UVD_HEAP_SIZE));
833                         MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_HIGH),
834                                                     upper_32_bits(adev->uvd.inst[i].gpu_addr + offset + AMDGPU_UVD_HEAP_SIZE));
835                         MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_VCPU_CACHE_OFFSET2), (2 << 21));
836                         MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_VCPU_CACHE_SIZE2),
837                                                     AMDGPU_UVD_STACK_SIZE + (AMDGPU_UVD_SESSION_SIZE * 40));
838
839                         MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_GP_SCRATCH4), adev->uvd.max_handles);
840                         /* mc resume end*/
841
842                         /* disable clock gating */
843                         MMSCH_V1_0_INSERT_DIRECT_RD_MOD_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_CGC_CTRL),
844                                                            ~UVD_CGC_CTRL__DYN_CLOCK_MODE_MASK, 0);
845
846                         /* disable interupt */
847                         MMSCH_V1_0_INSERT_DIRECT_RD_MOD_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_MASTINT_EN),
848                                                            ~UVD_MASTINT_EN__VCPU_EN_MASK, 0);
849
850                         /* stall UMC and register bus before resetting VCPU */
851                         MMSCH_V1_0_INSERT_DIRECT_RD_MOD_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_LMI_CTRL2),
852                                                            ~UVD_LMI_CTRL2__STALL_ARB_UMC_MASK,
853                                                            UVD_LMI_CTRL2__STALL_ARB_UMC_MASK);
854
855                         /* put LMI, VCPU, RBC etc... into reset */
856                         MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_SOFT_RESET),
857                                                     (uint32_t)(UVD_SOFT_RESET__LMI_SOFT_RESET_MASK |
858                                                                UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK |
859                                                                UVD_SOFT_RESET__LBSI_SOFT_RESET_MASK |
860                                                                UVD_SOFT_RESET__RBC_SOFT_RESET_MASK |
861                                                                UVD_SOFT_RESET__CSM_SOFT_RESET_MASK |
862                                                                UVD_SOFT_RESET__CXW_SOFT_RESET_MASK |
863                                                                UVD_SOFT_RESET__TAP_SOFT_RESET_MASK |
864                                                                UVD_SOFT_RESET__LMI_UMC_SOFT_RESET_MASK));
865
866                         /* initialize UVD memory controller */
867                         MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_LMI_CTRL),
868                                                     (uint32_t)((0x40 << UVD_LMI_CTRL__WRITE_CLEAN_TIMER__SHIFT) |
869                                                                UVD_LMI_CTRL__WRITE_CLEAN_TIMER_EN_MASK |
870                                                                UVD_LMI_CTRL__DATA_COHERENCY_EN_MASK |
871                                                                UVD_LMI_CTRL__VCPU_DATA_COHERENCY_EN_MASK |
872                                                                UVD_LMI_CTRL__REQ_MODE_MASK |
873                                                                0x00100000L));
874
875                         /* take all subblocks out of reset, except VCPU */
876                         MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_SOFT_RESET),
877                                                     UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK);
878
879                         /* enable VCPU clock */
880                         MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_VCPU_CNTL),
881                                                     UVD_VCPU_CNTL__CLK_EN_MASK);
882
883                         /* enable master interrupt */
884                         MMSCH_V1_0_INSERT_DIRECT_RD_MOD_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_MASTINT_EN),
885                                                            ~(UVD_MASTINT_EN__VCPU_EN_MASK|UVD_MASTINT_EN__SYS_EN_MASK),
886                                                            (UVD_MASTINT_EN__VCPU_EN_MASK|UVD_MASTINT_EN__SYS_EN_MASK));
887
888                         /* clear the bit 4 of UVD_STATUS */
889                         MMSCH_V1_0_INSERT_DIRECT_RD_MOD_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_STATUS),
890                                                            ~(2 << UVD_STATUS__VCPU_REPORT__SHIFT), 0);
891
892                         /* force RBC into idle state */
893                         size = order_base_2(ring->ring_size);
894                         tmp = REG_SET_FIELD(0, UVD_RBC_RB_CNTL, RB_BUFSZ, size);
895                         tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_FETCH, 1);
896                         MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_RBC_RB_CNTL), tmp);
897
898                         ring = &adev->uvd.inst[i].ring_enc[0];
899                         ring->wptr = 0;
900                         MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_RB_BASE_LO), ring->gpu_addr);
901                         MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_RB_BASE_HI), upper_32_bits(ring->gpu_addr));
902                         MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_RB_SIZE), ring->ring_size / 4);
903
904                         /* boot up the VCPU */
905                         MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_SOFT_RESET), 0);
906
907                         /* enable UMC */
908                         MMSCH_V1_0_INSERT_DIRECT_RD_MOD_WT(SOC15_REG_OFFSET(UVD, i, mmUVD_LMI_CTRL2),
909                                                                                            ~UVD_LMI_CTRL2__STALL_ARB_UMC_MASK, 0);
910
911                         MMSCH_V1_0_INSERT_DIRECT_POLL(SOC15_REG_OFFSET(UVD, i, mmUVD_STATUS), 0x02, 0x02);
912                 }
913                 /* add end packet */
914                 memcpy((void *)init_table, &end, sizeof(struct mmsch_v1_0_cmd_end));
915                 table_size += sizeof(struct mmsch_v1_0_cmd_end) / 4;
916                 header->uvd_table_size = table_size;
917
918         }
919         return uvd_v7_0_mmsch_start(adev, &adev->virt.mm_table);
920 }
921
922 /**
923  * uvd_v7_0_start - start UVD block
924  *
925  * @adev: amdgpu_device pointer
926  *
927  * Setup and start the UVD block
928  */
929 static int uvd_v7_0_start(struct amdgpu_device *adev)
930 {
931         struct amdgpu_ring *ring;
932         uint32_t rb_bufsz, tmp;
933         uint32_t lmi_swap_cntl;
934         uint32_t mp_swap_cntl;
935         int i, j, k, r;
936
937         for (k = 0; k < adev->uvd.num_uvd_inst; ++k) {
938                 if (adev->uvd.harvest_config & (1 << k))
939                         continue;
940                 /* disable DPG */
941                 WREG32_P(SOC15_REG_OFFSET(UVD, k, mmUVD_POWER_STATUS), 0,
942                                 ~UVD_POWER_STATUS__UVD_PG_MODE_MASK);
943         }
944
945         /* disable byte swapping */
946         lmi_swap_cntl = 0;
947         mp_swap_cntl = 0;
948
949         uvd_v7_0_mc_resume(adev);
950
951         for (k = 0; k < adev->uvd.num_uvd_inst; ++k) {
952                 if (adev->uvd.harvest_config & (1 << k))
953                         continue;
954                 ring = &adev->uvd.inst[k].ring;
955                 /* disable clock gating */
956                 WREG32_P(SOC15_REG_OFFSET(UVD, k, mmUVD_CGC_CTRL), 0,
957                                 ~UVD_CGC_CTRL__DYN_CLOCK_MODE_MASK);
958
959                 /* disable interupt */
960                 WREG32_P(SOC15_REG_OFFSET(UVD, k, mmUVD_MASTINT_EN), 0,
961                                 ~UVD_MASTINT_EN__VCPU_EN_MASK);
962
963                 /* stall UMC and register bus before resetting VCPU */
964                 WREG32_P(SOC15_REG_OFFSET(UVD, k, mmUVD_LMI_CTRL2),
965                                 UVD_LMI_CTRL2__STALL_ARB_UMC_MASK,
966                                 ~UVD_LMI_CTRL2__STALL_ARB_UMC_MASK);
967                 mdelay(1);
968
969                 /* put LMI, VCPU, RBC etc... into reset */
970                 WREG32_SOC15(UVD, k, mmUVD_SOFT_RESET,
971                         UVD_SOFT_RESET__LMI_SOFT_RESET_MASK |
972                         UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK |
973                         UVD_SOFT_RESET__LBSI_SOFT_RESET_MASK |
974                         UVD_SOFT_RESET__RBC_SOFT_RESET_MASK |
975                         UVD_SOFT_RESET__CSM_SOFT_RESET_MASK |
976                         UVD_SOFT_RESET__CXW_SOFT_RESET_MASK |
977                         UVD_SOFT_RESET__TAP_SOFT_RESET_MASK |
978                         UVD_SOFT_RESET__LMI_UMC_SOFT_RESET_MASK);
979                 mdelay(5);
980
981                 /* initialize UVD memory controller */
982                 WREG32_SOC15(UVD, k, mmUVD_LMI_CTRL,
983                         (0x40 << UVD_LMI_CTRL__WRITE_CLEAN_TIMER__SHIFT) |
984                         UVD_LMI_CTRL__WRITE_CLEAN_TIMER_EN_MASK |
985                         UVD_LMI_CTRL__DATA_COHERENCY_EN_MASK |
986                         UVD_LMI_CTRL__VCPU_DATA_COHERENCY_EN_MASK |
987                         UVD_LMI_CTRL__REQ_MODE_MASK |
988                         0x00100000L);
989
990 #ifdef __BIG_ENDIAN
991                 /* swap (8 in 32) RB and IB */
992                 lmi_swap_cntl = 0xa;
993                 mp_swap_cntl = 0;
994 #endif
995                 WREG32_SOC15(UVD, k, mmUVD_LMI_SWAP_CNTL, lmi_swap_cntl);
996                 WREG32_SOC15(UVD, k, mmUVD_MP_SWAP_CNTL, mp_swap_cntl);
997
998                 WREG32_SOC15(UVD, k, mmUVD_MPC_SET_MUXA0, 0x40c2040);
999                 WREG32_SOC15(UVD, k, mmUVD_MPC_SET_MUXA1, 0x0);
1000                 WREG32_SOC15(UVD, k, mmUVD_MPC_SET_MUXB0, 0x40c2040);
1001                 WREG32_SOC15(UVD, k, mmUVD_MPC_SET_MUXB1, 0x0);
1002                 WREG32_SOC15(UVD, k, mmUVD_MPC_SET_ALU, 0);
1003                 WREG32_SOC15(UVD, k, mmUVD_MPC_SET_MUX, 0x88);
1004
1005                 /* take all subblocks out of reset, except VCPU */
1006                 WREG32_SOC15(UVD, k, mmUVD_SOFT_RESET,
1007                                 UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK);
1008                 mdelay(5);
1009
1010                 /* enable VCPU clock */
1011                 WREG32_SOC15(UVD, k, mmUVD_VCPU_CNTL,
1012                                 UVD_VCPU_CNTL__CLK_EN_MASK);
1013
1014                 /* enable UMC */
1015                 WREG32_P(SOC15_REG_OFFSET(UVD, k, mmUVD_LMI_CTRL2), 0,
1016                                 ~UVD_LMI_CTRL2__STALL_ARB_UMC_MASK);
1017
1018                 /* boot up the VCPU */
1019                 WREG32_SOC15(UVD, k, mmUVD_SOFT_RESET, 0);
1020                 mdelay(10);
1021
1022                 for (i = 0; i < 10; ++i) {
1023                         uint32_t status;
1024
1025                         for (j = 0; j < 100; ++j) {
1026                                 status = RREG32_SOC15(UVD, k, mmUVD_STATUS);
1027                                 if (status & 2)
1028                                         break;
1029                                 mdelay(10);
1030                         }
1031                         r = 0;
1032                         if (status & 2)
1033                                 break;
1034
1035                         DRM_ERROR("UVD(%d) not responding, trying to reset the VCPU!!!\n", k);
1036                         WREG32_P(SOC15_REG_OFFSET(UVD, k, mmUVD_SOFT_RESET),
1037                                         UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK,
1038                                         ~UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK);
1039                         mdelay(10);
1040                         WREG32_P(SOC15_REG_OFFSET(UVD, k, mmUVD_SOFT_RESET), 0,
1041                                         ~UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK);
1042                         mdelay(10);
1043                         r = -1;
1044                 }
1045
1046                 if (r) {
1047                         DRM_ERROR("UVD(%d) not responding, giving up!!!\n", k);
1048                         return r;
1049                 }
1050                 /* enable master interrupt */
1051                 WREG32_P(SOC15_REG_OFFSET(UVD, k, mmUVD_MASTINT_EN),
1052                         (UVD_MASTINT_EN__VCPU_EN_MASK|UVD_MASTINT_EN__SYS_EN_MASK),
1053                         ~(UVD_MASTINT_EN__VCPU_EN_MASK|UVD_MASTINT_EN__SYS_EN_MASK));
1054
1055                 /* clear the bit 4 of UVD_STATUS */
1056                 WREG32_P(SOC15_REG_OFFSET(UVD, k, mmUVD_STATUS), 0,
1057                                 ~(2 << UVD_STATUS__VCPU_REPORT__SHIFT));
1058
1059                 /* force RBC into idle state */
1060                 rb_bufsz = order_base_2(ring->ring_size);
1061                 tmp = REG_SET_FIELD(0, UVD_RBC_RB_CNTL, RB_BUFSZ, rb_bufsz);
1062                 tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_BLKSZ, 1);
1063                 tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_FETCH, 1);
1064                 tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_WPTR_POLL_EN, 0);
1065                 tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_UPDATE, 1);
1066                 tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_RPTR_WR_EN, 1);
1067                 WREG32_SOC15(UVD, k, mmUVD_RBC_RB_CNTL, tmp);
1068
1069                 /* set the write pointer delay */
1070                 WREG32_SOC15(UVD, k, mmUVD_RBC_RB_WPTR_CNTL, 0);
1071
1072                 /* set the wb address */
1073                 WREG32_SOC15(UVD, k, mmUVD_RBC_RB_RPTR_ADDR,
1074                                 (upper_32_bits(ring->gpu_addr) >> 2));
1075
1076                 /* programm the RB_BASE for ring buffer */
1077                 WREG32_SOC15(UVD, k, mmUVD_LMI_RBC_RB_64BIT_BAR_LOW,
1078                                 lower_32_bits(ring->gpu_addr));
1079                 WREG32_SOC15(UVD, k, mmUVD_LMI_RBC_RB_64BIT_BAR_HIGH,
1080                                 upper_32_bits(ring->gpu_addr));
1081
1082                 /* Initialize the ring buffer's read and write pointers */
1083                 WREG32_SOC15(UVD, k, mmUVD_RBC_RB_RPTR, 0);
1084
1085                 ring->wptr = RREG32_SOC15(UVD, k, mmUVD_RBC_RB_RPTR);
1086                 WREG32_SOC15(UVD, k, mmUVD_RBC_RB_WPTR,
1087                                 lower_32_bits(ring->wptr));
1088
1089                 WREG32_P(SOC15_REG_OFFSET(UVD, k, mmUVD_RBC_RB_CNTL), 0,
1090                                 ~UVD_RBC_RB_CNTL__RB_NO_FETCH_MASK);
1091
1092                 ring = &adev->uvd.inst[k].ring_enc[0];
1093                 WREG32_SOC15(UVD, k, mmUVD_RB_RPTR, lower_32_bits(ring->wptr));
1094                 WREG32_SOC15(UVD, k, mmUVD_RB_WPTR, lower_32_bits(ring->wptr));
1095                 WREG32_SOC15(UVD, k, mmUVD_RB_BASE_LO, ring->gpu_addr);
1096                 WREG32_SOC15(UVD, k, mmUVD_RB_BASE_HI, upper_32_bits(ring->gpu_addr));
1097                 WREG32_SOC15(UVD, k, mmUVD_RB_SIZE, ring->ring_size / 4);
1098
1099                 ring = &adev->uvd.inst[k].ring_enc[1];
1100                 WREG32_SOC15(UVD, k, mmUVD_RB_RPTR2, lower_32_bits(ring->wptr));
1101                 WREG32_SOC15(UVD, k, mmUVD_RB_WPTR2, lower_32_bits(ring->wptr));
1102                 WREG32_SOC15(UVD, k, mmUVD_RB_BASE_LO2, ring->gpu_addr);
1103                 WREG32_SOC15(UVD, k, mmUVD_RB_BASE_HI2, upper_32_bits(ring->gpu_addr));
1104                 WREG32_SOC15(UVD, k, mmUVD_RB_SIZE2, ring->ring_size / 4);
1105         }
1106         return 0;
1107 }
1108
1109 /**
1110  * uvd_v7_0_stop - stop UVD block
1111  *
1112  * @adev: amdgpu_device pointer
1113  *
1114  * stop the UVD block
1115  */
1116 static void uvd_v7_0_stop(struct amdgpu_device *adev)
1117 {
1118         uint8_t i = 0;
1119
1120         for (i = 0; i < adev->uvd.num_uvd_inst; ++i) {
1121                 if (adev->uvd.harvest_config & (1 << i))
1122                         continue;
1123                 /* force RBC into idle state */
1124                 WREG32_SOC15(UVD, i, mmUVD_RBC_RB_CNTL, 0x11010101);
1125
1126                 /* Stall UMC and register bus before resetting VCPU */
1127                 WREG32_P(SOC15_REG_OFFSET(UVD, i, mmUVD_LMI_CTRL2),
1128                                 UVD_LMI_CTRL2__STALL_ARB_UMC_MASK,
1129                                 ~UVD_LMI_CTRL2__STALL_ARB_UMC_MASK);
1130                 mdelay(1);
1131
1132                 /* put VCPU into reset */
1133                 WREG32_SOC15(UVD, i, mmUVD_SOFT_RESET,
1134                                 UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK);
1135                 mdelay(5);
1136
1137                 /* disable VCPU clock */
1138                 WREG32_SOC15(UVD, i, mmUVD_VCPU_CNTL, 0x0);
1139
1140                 /* Unstall UMC and register bus */
1141                 WREG32_P(SOC15_REG_OFFSET(UVD, i, mmUVD_LMI_CTRL2), 0,
1142                                 ~UVD_LMI_CTRL2__STALL_ARB_UMC_MASK);
1143         }
1144 }
1145
1146 /**
1147  * uvd_v7_0_ring_emit_fence - emit an fence & trap command
1148  *
1149  * @ring: amdgpu_ring pointer
1150  * @fence: fence to emit
1151  *
1152  * Write a fence and a trap command to the ring.
1153  */
1154 static void uvd_v7_0_ring_emit_fence(struct amdgpu_ring *ring, u64 addr, u64 seq,
1155                                      unsigned flags)
1156 {
1157         struct amdgpu_device *adev = ring->adev;
1158
1159         WARN_ON(flags & AMDGPU_FENCE_FLAG_64BIT);
1160
1161         amdgpu_ring_write(ring,
1162                 PACKET0(SOC15_REG_OFFSET(UVD, ring->me, mmUVD_CONTEXT_ID), 0));
1163         amdgpu_ring_write(ring, seq);
1164         amdgpu_ring_write(ring,
1165                 PACKET0(SOC15_REG_OFFSET(UVD, ring->me, mmUVD_GPCOM_VCPU_DATA0), 0));
1166         amdgpu_ring_write(ring, addr & 0xffffffff);
1167         amdgpu_ring_write(ring,
1168                 PACKET0(SOC15_REG_OFFSET(UVD, ring->me, mmUVD_GPCOM_VCPU_DATA1), 0));
1169         amdgpu_ring_write(ring, upper_32_bits(addr) & 0xff);
1170         amdgpu_ring_write(ring,
1171                 PACKET0(SOC15_REG_OFFSET(UVD, ring->me, mmUVD_GPCOM_VCPU_CMD), 0));
1172         amdgpu_ring_write(ring, 0);
1173
1174         amdgpu_ring_write(ring,
1175                 PACKET0(SOC15_REG_OFFSET(UVD, ring->me, mmUVD_GPCOM_VCPU_DATA0), 0));
1176         amdgpu_ring_write(ring, 0);
1177         amdgpu_ring_write(ring,
1178                 PACKET0(SOC15_REG_OFFSET(UVD, ring->me, mmUVD_GPCOM_VCPU_DATA1), 0));
1179         amdgpu_ring_write(ring, 0);
1180         amdgpu_ring_write(ring,
1181                 PACKET0(SOC15_REG_OFFSET(UVD, ring->me, mmUVD_GPCOM_VCPU_CMD), 0));
1182         amdgpu_ring_write(ring, 2);
1183 }
1184
1185 /**
1186  * uvd_v7_0_enc_ring_emit_fence - emit an enc fence & trap command
1187  *
1188  * @ring: amdgpu_ring pointer
1189  * @fence: fence to emit
1190  *
1191  * Write enc a fence and a trap command to the ring.
1192  */
1193 static void uvd_v7_0_enc_ring_emit_fence(struct amdgpu_ring *ring, u64 addr,
1194                         u64 seq, unsigned flags)
1195 {
1196
1197         WARN_ON(flags & AMDGPU_FENCE_FLAG_64BIT);
1198
1199         amdgpu_ring_write(ring, HEVC_ENC_CMD_FENCE);
1200         amdgpu_ring_write(ring, addr);
1201         amdgpu_ring_write(ring, upper_32_bits(addr));
1202         amdgpu_ring_write(ring, seq);
1203         amdgpu_ring_write(ring, HEVC_ENC_CMD_TRAP);
1204 }
1205
1206 /**
1207  * uvd_v7_0_ring_emit_hdp_flush - skip HDP flushing
1208  *
1209  * @ring: amdgpu_ring pointer
1210  */
1211 static void uvd_v7_0_ring_emit_hdp_flush(struct amdgpu_ring *ring)
1212 {
1213         /* The firmware doesn't seem to like touching registers at this point. */
1214 }
1215
1216 /**
1217  * uvd_v7_0_ring_test_ring - register write test
1218  *
1219  * @ring: amdgpu_ring pointer
1220  *
1221  * Test if we can successfully write to the context register
1222  */
1223 static int uvd_v7_0_ring_test_ring(struct amdgpu_ring *ring)
1224 {
1225         struct amdgpu_device *adev = ring->adev;
1226         uint32_t tmp = 0;
1227         unsigned i;
1228         int r;
1229
1230         WREG32_SOC15(UVD, ring->me, mmUVD_CONTEXT_ID, 0xCAFEDEAD);
1231         r = amdgpu_ring_alloc(ring, 3);
1232         if (r)
1233                 return r;
1234
1235         amdgpu_ring_write(ring,
1236                 PACKET0(SOC15_REG_OFFSET(UVD, ring->me, mmUVD_CONTEXT_ID), 0));
1237         amdgpu_ring_write(ring, 0xDEADBEEF);
1238         amdgpu_ring_commit(ring);
1239         for (i = 0; i < adev->usec_timeout; i++) {
1240                 tmp = RREG32_SOC15(UVD, ring->me, mmUVD_CONTEXT_ID);
1241                 if (tmp == 0xDEADBEEF)
1242                         break;
1243                 udelay(1);
1244         }
1245
1246         if (i >= adev->usec_timeout)
1247                 r = -ETIMEDOUT;
1248
1249         return r;
1250 }
1251
1252 /**
1253  * uvd_v7_0_ring_patch_cs_in_place - Patch the IB for command submission.
1254  *
1255  * @p: the CS parser with the IBs
1256  * @ib_idx: which IB to patch
1257  *
1258  */
1259 static int uvd_v7_0_ring_patch_cs_in_place(struct amdgpu_cs_parser *p,
1260                                            uint32_t ib_idx)
1261 {
1262         struct amdgpu_ring *ring = to_amdgpu_ring(p->entity->rq->sched);
1263         struct amdgpu_ib *ib = &p->job->ibs[ib_idx];
1264         unsigned i;
1265
1266         /* No patching necessary for the first instance */
1267         if (!ring->me)
1268                 return 0;
1269
1270         for (i = 0; i < ib->length_dw; i += 2) {
1271                 uint32_t reg = amdgpu_get_ib_value(p, ib_idx, i);
1272
1273                 reg -= p->adev->reg_offset[UVD_HWIP][0][1];
1274                 reg += p->adev->reg_offset[UVD_HWIP][1][1];
1275
1276                 amdgpu_set_ib_value(p, ib_idx, i, reg);
1277         }
1278         return 0;
1279 }
1280
1281 /**
1282  * uvd_v7_0_ring_emit_ib - execute indirect buffer
1283  *
1284  * @ring: amdgpu_ring pointer
1285  * @ib: indirect buffer to execute
1286  *
1287  * Write ring commands to execute the indirect buffer
1288  */
1289 static void uvd_v7_0_ring_emit_ib(struct amdgpu_ring *ring,
1290                                   struct amdgpu_job *job,
1291                                   struct amdgpu_ib *ib,
1292                                   uint32_t flags)
1293 {
1294         struct amdgpu_device *adev = ring->adev;
1295         unsigned vmid = AMDGPU_JOB_GET_VMID(job);
1296
1297         amdgpu_ring_write(ring,
1298                 PACKET0(SOC15_REG_OFFSET(UVD, ring->me, mmUVD_LMI_RBC_IB_VMID), 0));
1299         amdgpu_ring_write(ring, vmid);
1300
1301         amdgpu_ring_write(ring,
1302                 PACKET0(SOC15_REG_OFFSET(UVD, ring->me, mmUVD_LMI_RBC_IB_64BIT_BAR_LOW), 0));
1303         amdgpu_ring_write(ring, lower_32_bits(ib->gpu_addr));
1304         amdgpu_ring_write(ring,
1305                 PACKET0(SOC15_REG_OFFSET(UVD, ring->me, mmUVD_LMI_RBC_IB_64BIT_BAR_HIGH), 0));
1306         amdgpu_ring_write(ring, upper_32_bits(ib->gpu_addr));
1307         amdgpu_ring_write(ring,
1308                 PACKET0(SOC15_REG_OFFSET(UVD, ring->me, mmUVD_RBC_IB_SIZE), 0));
1309         amdgpu_ring_write(ring, ib->length_dw);
1310 }
1311
1312 /**
1313  * uvd_v7_0_enc_ring_emit_ib - enc execute indirect buffer
1314  *
1315  * @ring: amdgpu_ring pointer
1316  * @ib: indirect buffer to execute
1317  *
1318  * Write enc ring commands to execute the indirect buffer
1319  */
1320 static void uvd_v7_0_enc_ring_emit_ib(struct amdgpu_ring *ring,
1321                                         struct amdgpu_job *job,
1322                                         struct amdgpu_ib *ib,
1323                                         uint32_t flags)
1324 {
1325         unsigned vmid = AMDGPU_JOB_GET_VMID(job);
1326
1327         amdgpu_ring_write(ring, HEVC_ENC_CMD_IB_VM);
1328         amdgpu_ring_write(ring, vmid);
1329         amdgpu_ring_write(ring, lower_32_bits(ib->gpu_addr));
1330         amdgpu_ring_write(ring, upper_32_bits(ib->gpu_addr));
1331         amdgpu_ring_write(ring, ib->length_dw);
1332 }
1333
1334 static void uvd_v7_0_ring_emit_wreg(struct amdgpu_ring *ring,
1335                                     uint32_t reg, uint32_t val)
1336 {
1337         struct amdgpu_device *adev = ring->adev;
1338
1339         amdgpu_ring_write(ring,
1340                 PACKET0(SOC15_REG_OFFSET(UVD, ring->me, mmUVD_GPCOM_VCPU_DATA0), 0));
1341         amdgpu_ring_write(ring, reg << 2);
1342         amdgpu_ring_write(ring,
1343                 PACKET0(SOC15_REG_OFFSET(UVD, ring->me, mmUVD_GPCOM_VCPU_DATA1), 0));
1344         amdgpu_ring_write(ring, val);
1345         amdgpu_ring_write(ring,
1346                 PACKET0(SOC15_REG_OFFSET(UVD, ring->me, mmUVD_GPCOM_VCPU_CMD), 0));
1347         amdgpu_ring_write(ring, 8);
1348 }
1349
1350 static void uvd_v7_0_ring_emit_reg_wait(struct amdgpu_ring *ring, uint32_t reg,
1351                                         uint32_t val, uint32_t mask)
1352 {
1353         struct amdgpu_device *adev = ring->adev;
1354
1355         amdgpu_ring_write(ring,
1356                 PACKET0(SOC15_REG_OFFSET(UVD, ring->me, mmUVD_GPCOM_VCPU_DATA0), 0));
1357         amdgpu_ring_write(ring, reg << 2);
1358         amdgpu_ring_write(ring,
1359                 PACKET0(SOC15_REG_OFFSET(UVD, ring->me, mmUVD_GPCOM_VCPU_DATA1), 0));
1360         amdgpu_ring_write(ring, val);
1361         amdgpu_ring_write(ring,
1362                 PACKET0(SOC15_REG_OFFSET(UVD, ring->me, mmUVD_GP_SCRATCH8), 0));
1363         amdgpu_ring_write(ring, mask);
1364         amdgpu_ring_write(ring,
1365                 PACKET0(SOC15_REG_OFFSET(UVD, ring->me, mmUVD_GPCOM_VCPU_CMD), 0));
1366         amdgpu_ring_write(ring, 12);
1367 }
1368
1369 static void uvd_v7_0_ring_emit_vm_flush(struct amdgpu_ring *ring,
1370                                         unsigned vmid, uint64_t pd_addr)
1371 {
1372         struct amdgpu_vmhub *hub = &ring->adev->vmhub[ring->funcs->vmhub];
1373         uint32_t data0, data1, mask;
1374
1375         pd_addr = amdgpu_gmc_emit_flush_gpu_tlb(ring, vmid, pd_addr);
1376
1377         /* wait for reg writes */
1378         data0 = hub->ctx0_ptb_addr_lo32 + vmid * hub->ctx_addr_distance;
1379         data1 = lower_32_bits(pd_addr);
1380         mask = 0xffffffff;
1381         uvd_v7_0_ring_emit_reg_wait(ring, data0, data1, mask);
1382 }
1383
1384 static void uvd_v7_0_ring_insert_nop(struct amdgpu_ring *ring, uint32_t count)
1385 {
1386         struct amdgpu_device *adev = ring->adev;
1387         int i;
1388
1389         WARN_ON(ring->wptr % 2 || count % 2);
1390
1391         for (i = 0; i < count / 2; i++) {
1392                 amdgpu_ring_write(ring, PACKET0(SOC15_REG_OFFSET(UVD, ring->me, mmUVD_NO_OP), 0));
1393                 amdgpu_ring_write(ring, 0);
1394         }
1395 }
1396
1397 static void uvd_v7_0_enc_ring_insert_end(struct amdgpu_ring *ring)
1398 {
1399         amdgpu_ring_write(ring, HEVC_ENC_CMD_END);
1400 }
1401
1402 static void uvd_v7_0_enc_ring_emit_reg_wait(struct amdgpu_ring *ring,
1403                                             uint32_t reg, uint32_t val,
1404                                             uint32_t mask)
1405 {
1406         amdgpu_ring_write(ring, HEVC_ENC_CMD_REG_WAIT);
1407         amdgpu_ring_write(ring, reg << 2);
1408         amdgpu_ring_write(ring, mask);
1409         amdgpu_ring_write(ring, val);
1410 }
1411
1412 static void uvd_v7_0_enc_ring_emit_vm_flush(struct amdgpu_ring *ring,
1413                                             unsigned int vmid, uint64_t pd_addr)
1414 {
1415         struct amdgpu_vmhub *hub = &ring->adev->vmhub[ring->funcs->vmhub];
1416
1417         pd_addr = amdgpu_gmc_emit_flush_gpu_tlb(ring, vmid, pd_addr);
1418
1419         /* wait for reg writes */
1420         uvd_v7_0_enc_ring_emit_reg_wait(ring, hub->ctx0_ptb_addr_lo32 +
1421                                         vmid * hub->ctx_addr_distance,
1422                                         lower_32_bits(pd_addr), 0xffffffff);
1423 }
1424
1425 static void uvd_v7_0_enc_ring_emit_wreg(struct amdgpu_ring *ring,
1426                                         uint32_t reg, uint32_t val)
1427 {
1428         amdgpu_ring_write(ring, HEVC_ENC_CMD_REG_WRITE);
1429         amdgpu_ring_write(ring, reg << 2);
1430         amdgpu_ring_write(ring, val);
1431 }
1432
1433 #if 0
1434 static bool uvd_v7_0_is_idle(void *handle)
1435 {
1436         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1437
1438         return !(RREG32(mmSRBM_STATUS) & SRBM_STATUS__UVD_BUSY_MASK);
1439 }
1440
1441 static int uvd_v7_0_wait_for_idle(void *handle)
1442 {
1443         unsigned i;
1444         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1445
1446         for (i = 0; i < adev->usec_timeout; i++) {
1447                 if (uvd_v7_0_is_idle(handle))
1448                         return 0;
1449         }
1450         return -ETIMEDOUT;
1451 }
1452
1453 #define AMDGPU_UVD_STATUS_BUSY_MASK    0xfd
1454 static bool uvd_v7_0_check_soft_reset(void *handle)
1455 {
1456         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1457         u32 srbm_soft_reset = 0;
1458         u32 tmp = RREG32(mmSRBM_STATUS);
1459
1460         if (REG_GET_FIELD(tmp, SRBM_STATUS, UVD_RQ_PENDING) ||
1461             REG_GET_FIELD(tmp, SRBM_STATUS, UVD_BUSY) ||
1462             (RREG32_SOC15(UVD, ring->me, mmUVD_STATUS) &
1463                     AMDGPU_UVD_STATUS_BUSY_MASK))
1464                 srbm_soft_reset = REG_SET_FIELD(srbm_soft_reset,
1465                                 SRBM_SOFT_RESET, SOFT_RESET_UVD, 1);
1466
1467         if (srbm_soft_reset) {
1468                 adev->uvd.inst[ring->me].srbm_soft_reset = srbm_soft_reset;
1469                 return true;
1470         } else {
1471                 adev->uvd.inst[ring->me].srbm_soft_reset = 0;
1472                 return false;
1473         }
1474 }
1475
1476 static int uvd_v7_0_pre_soft_reset(void *handle)
1477 {
1478         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1479
1480         if (!adev->uvd.inst[ring->me].srbm_soft_reset)
1481                 return 0;
1482
1483         uvd_v7_0_stop(adev);
1484         return 0;
1485 }
1486
1487 static int uvd_v7_0_soft_reset(void *handle)
1488 {
1489         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1490         u32 srbm_soft_reset;
1491
1492         if (!adev->uvd.inst[ring->me].srbm_soft_reset)
1493                 return 0;
1494         srbm_soft_reset = adev->uvd.inst[ring->me].srbm_soft_reset;
1495
1496         if (srbm_soft_reset) {
1497                 u32 tmp;
1498
1499                 tmp = RREG32(mmSRBM_SOFT_RESET);
1500                 tmp |= srbm_soft_reset;
1501                 dev_info(adev->dev, "SRBM_SOFT_RESET=0x%08X\n", tmp);
1502                 WREG32(mmSRBM_SOFT_RESET, tmp);
1503                 tmp = RREG32(mmSRBM_SOFT_RESET);
1504
1505                 udelay(50);
1506
1507                 tmp &= ~srbm_soft_reset;
1508                 WREG32(mmSRBM_SOFT_RESET, tmp);
1509                 tmp = RREG32(mmSRBM_SOFT_RESET);
1510
1511                 /* Wait a little for things to settle down */
1512                 udelay(50);
1513         }
1514
1515         return 0;
1516 }
1517
1518 static int uvd_v7_0_post_soft_reset(void *handle)
1519 {
1520         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1521
1522         if (!adev->uvd.inst[ring->me].srbm_soft_reset)
1523                 return 0;
1524
1525         mdelay(5);
1526
1527         return uvd_v7_0_start(adev);
1528 }
1529 #endif
1530
1531 static int uvd_v7_0_set_interrupt_state(struct amdgpu_device *adev,
1532                                         struct amdgpu_irq_src *source,
1533                                         unsigned type,
1534                                         enum amdgpu_interrupt_state state)
1535 {
1536         // TODO
1537         return 0;
1538 }
1539
1540 static int uvd_v7_0_process_interrupt(struct amdgpu_device *adev,
1541                                       struct amdgpu_irq_src *source,
1542                                       struct amdgpu_iv_entry *entry)
1543 {
1544         uint32_t ip_instance;
1545
1546         switch (entry->client_id) {
1547         case SOC15_IH_CLIENTID_UVD:
1548                 ip_instance = 0;
1549                 break;
1550         case SOC15_IH_CLIENTID_UVD1:
1551                 ip_instance = 1;
1552                 break;
1553         default:
1554                 DRM_ERROR("Unhandled client id: %d\n", entry->client_id);
1555                 return 0;
1556         }
1557
1558         DRM_DEBUG("IH: UVD TRAP\n");
1559
1560         switch (entry->src_id) {
1561         case 124:
1562                 amdgpu_fence_process(&adev->uvd.inst[ip_instance].ring);
1563                 break;
1564         case 119:
1565                 amdgpu_fence_process(&adev->uvd.inst[ip_instance].ring_enc[0]);
1566                 break;
1567         case 120:
1568                 if (!amdgpu_sriov_vf(adev))
1569                         amdgpu_fence_process(&adev->uvd.inst[ip_instance].ring_enc[1]);
1570                 break;
1571         default:
1572                 DRM_ERROR("Unhandled interrupt: %d %d\n",
1573                           entry->src_id, entry->src_data[0]);
1574                 break;
1575         }
1576
1577         return 0;
1578 }
1579
1580 #if 0
1581 static void uvd_v7_0_set_sw_clock_gating(struct amdgpu_device *adev)
1582 {
1583         uint32_t data, data1, data2, suvd_flags;
1584
1585         data = RREG32_SOC15(UVD, ring->me, mmUVD_CGC_CTRL);
1586         data1 = RREG32_SOC15(UVD, ring->me, mmUVD_SUVD_CGC_GATE);
1587         data2 = RREG32_SOC15(UVD, ring->me, mmUVD_SUVD_CGC_CTRL);
1588
1589         data &= ~(UVD_CGC_CTRL__CLK_OFF_DELAY_MASK |
1590                   UVD_CGC_CTRL__CLK_GATE_DLY_TIMER_MASK);
1591
1592         suvd_flags = UVD_SUVD_CGC_GATE__SRE_MASK |
1593                      UVD_SUVD_CGC_GATE__SIT_MASK |
1594                      UVD_SUVD_CGC_GATE__SMP_MASK |
1595                      UVD_SUVD_CGC_GATE__SCM_MASK |
1596                      UVD_SUVD_CGC_GATE__SDB_MASK;
1597
1598         data |= UVD_CGC_CTRL__DYN_CLOCK_MODE_MASK |
1599                 (1 << REG_FIELD_SHIFT(UVD_CGC_CTRL, CLK_GATE_DLY_TIMER)) |
1600                 (4 << REG_FIELD_SHIFT(UVD_CGC_CTRL, CLK_OFF_DELAY));
1601
1602         data &= ~(UVD_CGC_CTRL__UDEC_RE_MODE_MASK |
1603                         UVD_CGC_CTRL__UDEC_CM_MODE_MASK |
1604                         UVD_CGC_CTRL__UDEC_IT_MODE_MASK |
1605                         UVD_CGC_CTRL__UDEC_DB_MODE_MASK |
1606                         UVD_CGC_CTRL__UDEC_MP_MODE_MASK |
1607                         UVD_CGC_CTRL__SYS_MODE_MASK |
1608                         UVD_CGC_CTRL__UDEC_MODE_MASK |
1609                         UVD_CGC_CTRL__MPEG2_MODE_MASK |
1610                         UVD_CGC_CTRL__REGS_MODE_MASK |
1611                         UVD_CGC_CTRL__RBC_MODE_MASK |
1612                         UVD_CGC_CTRL__LMI_MC_MODE_MASK |
1613                         UVD_CGC_CTRL__LMI_UMC_MODE_MASK |
1614                         UVD_CGC_CTRL__IDCT_MODE_MASK |
1615                         UVD_CGC_CTRL__MPRD_MODE_MASK |
1616                         UVD_CGC_CTRL__MPC_MODE_MASK |
1617                         UVD_CGC_CTRL__LBSI_MODE_MASK |
1618                         UVD_CGC_CTRL__LRBBM_MODE_MASK |
1619                         UVD_CGC_CTRL__WCB_MODE_MASK |
1620                         UVD_CGC_CTRL__VCPU_MODE_MASK |
1621                         UVD_CGC_CTRL__JPEG_MODE_MASK |
1622                         UVD_CGC_CTRL__JPEG2_MODE_MASK |
1623                         UVD_CGC_CTRL__SCPU_MODE_MASK);
1624         data2 &= ~(UVD_SUVD_CGC_CTRL__SRE_MODE_MASK |
1625                         UVD_SUVD_CGC_CTRL__SIT_MODE_MASK |
1626                         UVD_SUVD_CGC_CTRL__SMP_MODE_MASK |
1627                         UVD_SUVD_CGC_CTRL__SCM_MODE_MASK |
1628                         UVD_SUVD_CGC_CTRL__SDB_MODE_MASK);
1629         data1 |= suvd_flags;
1630
1631         WREG32_SOC15(UVD, ring->me, mmUVD_CGC_CTRL, data);
1632         WREG32_SOC15(UVD, ring->me, mmUVD_CGC_GATE, 0);
1633         WREG32_SOC15(UVD, ring->me, mmUVD_SUVD_CGC_GATE, data1);
1634         WREG32_SOC15(UVD, ring->me, mmUVD_SUVD_CGC_CTRL, data2);
1635 }
1636
1637 static void uvd_v7_0_set_hw_clock_gating(struct amdgpu_device *adev)
1638 {
1639         uint32_t data, data1, cgc_flags, suvd_flags;
1640
1641         data = RREG32_SOC15(UVD, ring->me, mmUVD_CGC_GATE);
1642         data1 = RREG32_SOC15(UVD, ring->me, mmUVD_SUVD_CGC_GATE);
1643
1644         cgc_flags = UVD_CGC_GATE__SYS_MASK |
1645                 UVD_CGC_GATE__UDEC_MASK |
1646                 UVD_CGC_GATE__MPEG2_MASK |
1647                 UVD_CGC_GATE__RBC_MASK |
1648                 UVD_CGC_GATE__LMI_MC_MASK |
1649                 UVD_CGC_GATE__IDCT_MASK |
1650                 UVD_CGC_GATE__MPRD_MASK |
1651                 UVD_CGC_GATE__MPC_MASK |
1652                 UVD_CGC_GATE__LBSI_MASK |
1653                 UVD_CGC_GATE__LRBBM_MASK |
1654                 UVD_CGC_GATE__UDEC_RE_MASK |
1655                 UVD_CGC_GATE__UDEC_CM_MASK |
1656                 UVD_CGC_GATE__UDEC_IT_MASK |
1657                 UVD_CGC_GATE__UDEC_DB_MASK |
1658                 UVD_CGC_GATE__UDEC_MP_MASK |
1659                 UVD_CGC_GATE__WCB_MASK |
1660                 UVD_CGC_GATE__VCPU_MASK |
1661                 UVD_CGC_GATE__SCPU_MASK |
1662                 UVD_CGC_GATE__JPEG_MASK |
1663                 UVD_CGC_GATE__JPEG2_MASK;
1664
1665         suvd_flags = UVD_SUVD_CGC_GATE__SRE_MASK |
1666                                 UVD_SUVD_CGC_GATE__SIT_MASK |
1667                                 UVD_SUVD_CGC_GATE__SMP_MASK |
1668                                 UVD_SUVD_CGC_GATE__SCM_MASK |
1669                                 UVD_SUVD_CGC_GATE__SDB_MASK;
1670
1671         data |= cgc_flags;
1672         data1 |= suvd_flags;
1673
1674         WREG32_SOC15(UVD, ring->me, mmUVD_CGC_GATE, data);
1675         WREG32_SOC15(UVD, ring->me, mmUVD_SUVD_CGC_GATE, data1);
1676 }
1677
1678 static void uvd_v7_0_set_bypass_mode(struct amdgpu_device *adev, bool enable)
1679 {
1680         u32 tmp = RREG32_SMC(ixGCK_DFS_BYPASS_CNTL);
1681
1682         if (enable)
1683                 tmp |= (GCK_DFS_BYPASS_CNTL__BYPASSDCLK_MASK |
1684                         GCK_DFS_BYPASS_CNTL__BYPASSVCLK_MASK);
1685         else
1686                 tmp &= ~(GCK_DFS_BYPASS_CNTL__BYPASSDCLK_MASK |
1687                          GCK_DFS_BYPASS_CNTL__BYPASSVCLK_MASK);
1688
1689         WREG32_SMC(ixGCK_DFS_BYPASS_CNTL, tmp);
1690 }
1691
1692
1693 static int uvd_v7_0_set_clockgating_state(void *handle,
1694                                           enum amd_clockgating_state state)
1695 {
1696         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1697         bool enable = (state == AMD_CG_STATE_GATE);
1698
1699         uvd_v7_0_set_bypass_mode(adev, enable);
1700
1701         if (!(adev->cg_flags & AMD_CG_SUPPORT_UVD_MGCG))
1702                 return 0;
1703
1704         if (enable) {
1705                 /* disable HW gating and enable Sw gating */
1706                 uvd_v7_0_set_sw_clock_gating(adev);
1707         } else {
1708                 /* wait for STATUS to clear */
1709                 if (uvd_v7_0_wait_for_idle(handle))
1710                         return -EBUSY;
1711
1712                 /* enable HW gates because UVD is idle */
1713                 /* uvd_v7_0_set_hw_clock_gating(adev); */
1714         }
1715
1716         return 0;
1717 }
1718
1719 static int uvd_v7_0_set_powergating_state(void *handle,
1720                                           enum amd_powergating_state state)
1721 {
1722         /* This doesn't actually powergate the UVD block.
1723          * That's done in the dpm code via the SMC.  This
1724          * just re-inits the block as necessary.  The actual
1725          * gating still happens in the dpm code.  We should
1726          * revisit this when there is a cleaner line between
1727          * the smc and the hw blocks
1728          */
1729         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1730
1731         if (!(adev->pg_flags & AMD_PG_SUPPORT_UVD))
1732                 return 0;
1733
1734         WREG32_SOC15(UVD, ring->me, mmUVD_POWER_STATUS, UVD_POWER_STATUS__UVD_PG_EN_MASK);
1735
1736         if (state == AMD_PG_STATE_GATE) {
1737                 uvd_v7_0_stop(adev);
1738                 return 0;
1739         } else {
1740                 return uvd_v7_0_start(adev);
1741         }
1742 }
1743 #endif
1744
1745 static int uvd_v7_0_set_clockgating_state(void *handle,
1746                                           enum amd_clockgating_state state)
1747 {
1748         /* needed for driver unload*/
1749         return 0;
1750 }
1751
1752 const struct amd_ip_funcs uvd_v7_0_ip_funcs = {
1753         .name = "uvd_v7_0",
1754         .early_init = uvd_v7_0_early_init,
1755         .late_init = NULL,
1756         .sw_init = uvd_v7_0_sw_init,
1757         .sw_fini = uvd_v7_0_sw_fini,
1758         .hw_init = uvd_v7_0_hw_init,
1759         .hw_fini = uvd_v7_0_hw_fini,
1760         .suspend = uvd_v7_0_suspend,
1761         .resume = uvd_v7_0_resume,
1762         .is_idle = NULL /* uvd_v7_0_is_idle */,
1763         .wait_for_idle = NULL /* uvd_v7_0_wait_for_idle */,
1764         .check_soft_reset = NULL /* uvd_v7_0_check_soft_reset */,
1765         .pre_soft_reset = NULL /* uvd_v7_0_pre_soft_reset */,
1766         .soft_reset = NULL /* uvd_v7_0_soft_reset */,
1767         .post_soft_reset = NULL /* uvd_v7_0_post_soft_reset */,
1768         .set_clockgating_state = uvd_v7_0_set_clockgating_state,
1769         .set_powergating_state = NULL /* uvd_v7_0_set_powergating_state */,
1770 };
1771
1772 static const struct amdgpu_ring_funcs uvd_v7_0_ring_vm_funcs = {
1773         .type = AMDGPU_RING_TYPE_UVD,
1774         .align_mask = 0xf,
1775         .support_64bit_ptrs = false,
1776         .no_user_fence = true,
1777         .vmhub = AMDGPU_MMHUB_0,
1778         .get_rptr = uvd_v7_0_ring_get_rptr,
1779         .get_wptr = uvd_v7_0_ring_get_wptr,
1780         .set_wptr = uvd_v7_0_ring_set_wptr,
1781         .patch_cs_in_place = uvd_v7_0_ring_patch_cs_in_place,
1782         .emit_frame_size =
1783                 6 + /* hdp invalidate */
1784                 SOC15_FLUSH_GPU_TLB_NUM_WREG * 6 +
1785                 SOC15_FLUSH_GPU_TLB_NUM_REG_WAIT * 8 +
1786                 8 + /* uvd_v7_0_ring_emit_vm_flush */
1787                 14 + 14, /* uvd_v7_0_ring_emit_fence x2 vm fence */
1788         .emit_ib_size = 8, /* uvd_v7_0_ring_emit_ib */
1789         .emit_ib = uvd_v7_0_ring_emit_ib,
1790         .emit_fence = uvd_v7_0_ring_emit_fence,
1791         .emit_vm_flush = uvd_v7_0_ring_emit_vm_flush,
1792         .emit_hdp_flush = uvd_v7_0_ring_emit_hdp_flush,
1793         .test_ring = uvd_v7_0_ring_test_ring,
1794         .test_ib = amdgpu_uvd_ring_test_ib,
1795         .insert_nop = uvd_v7_0_ring_insert_nop,
1796         .pad_ib = amdgpu_ring_generic_pad_ib,
1797         .begin_use = amdgpu_uvd_ring_begin_use,
1798         .end_use = amdgpu_uvd_ring_end_use,
1799         .emit_wreg = uvd_v7_0_ring_emit_wreg,
1800         .emit_reg_wait = uvd_v7_0_ring_emit_reg_wait,
1801         .emit_reg_write_reg_wait = amdgpu_ring_emit_reg_write_reg_wait_helper,
1802 };
1803
1804 static const struct amdgpu_ring_funcs uvd_v7_0_enc_ring_vm_funcs = {
1805         .type = AMDGPU_RING_TYPE_UVD_ENC,
1806         .align_mask = 0x3f,
1807         .nop = HEVC_ENC_CMD_NO_OP,
1808         .support_64bit_ptrs = false,
1809         .no_user_fence = true,
1810         .vmhub = AMDGPU_MMHUB_0,
1811         .get_rptr = uvd_v7_0_enc_ring_get_rptr,
1812         .get_wptr = uvd_v7_0_enc_ring_get_wptr,
1813         .set_wptr = uvd_v7_0_enc_ring_set_wptr,
1814         .emit_frame_size =
1815                 3 + 3 + /* hdp flush / invalidate */
1816                 SOC15_FLUSH_GPU_TLB_NUM_WREG * 3 +
1817                 SOC15_FLUSH_GPU_TLB_NUM_REG_WAIT * 4 +
1818                 4 + /* uvd_v7_0_enc_ring_emit_vm_flush */
1819                 5 + 5 + /* uvd_v7_0_enc_ring_emit_fence x2 vm fence */
1820                 1, /* uvd_v7_0_enc_ring_insert_end */
1821         .emit_ib_size = 5, /* uvd_v7_0_enc_ring_emit_ib */
1822         .emit_ib = uvd_v7_0_enc_ring_emit_ib,
1823         .emit_fence = uvd_v7_0_enc_ring_emit_fence,
1824         .emit_vm_flush = uvd_v7_0_enc_ring_emit_vm_flush,
1825         .test_ring = uvd_v7_0_enc_ring_test_ring,
1826         .test_ib = uvd_v7_0_enc_ring_test_ib,
1827         .insert_nop = amdgpu_ring_insert_nop,
1828         .insert_end = uvd_v7_0_enc_ring_insert_end,
1829         .pad_ib = amdgpu_ring_generic_pad_ib,
1830         .begin_use = amdgpu_uvd_ring_begin_use,
1831         .end_use = amdgpu_uvd_ring_end_use,
1832         .emit_wreg = uvd_v7_0_enc_ring_emit_wreg,
1833         .emit_reg_wait = uvd_v7_0_enc_ring_emit_reg_wait,
1834         .emit_reg_write_reg_wait = amdgpu_ring_emit_reg_write_reg_wait_helper,
1835 };
1836
1837 static void uvd_v7_0_set_ring_funcs(struct amdgpu_device *adev)
1838 {
1839         int i;
1840
1841         for (i = 0; i < adev->uvd.num_uvd_inst; i++) {
1842                 if (adev->uvd.harvest_config & (1 << i))
1843                         continue;
1844                 adev->uvd.inst[i].ring.funcs = &uvd_v7_0_ring_vm_funcs;
1845                 adev->uvd.inst[i].ring.me = i;
1846                 DRM_INFO("UVD(%d) is enabled in VM mode\n", i);
1847         }
1848 }
1849
1850 static void uvd_v7_0_set_enc_ring_funcs(struct amdgpu_device *adev)
1851 {
1852         int i, j;
1853
1854         for (j = 0; j < adev->uvd.num_uvd_inst; j++) {
1855                 if (adev->uvd.harvest_config & (1 << j))
1856                         continue;
1857                 for (i = 0; i < adev->uvd.num_enc_rings; ++i) {
1858                         adev->uvd.inst[j].ring_enc[i].funcs = &uvd_v7_0_enc_ring_vm_funcs;
1859                         adev->uvd.inst[j].ring_enc[i].me = j;
1860                 }
1861
1862                 DRM_INFO("UVD(%d) ENC is enabled in VM mode\n", j);
1863         }
1864 }
1865
1866 static const struct amdgpu_irq_src_funcs uvd_v7_0_irq_funcs = {
1867         .set = uvd_v7_0_set_interrupt_state,
1868         .process = uvd_v7_0_process_interrupt,
1869 };
1870
1871 static void uvd_v7_0_set_irq_funcs(struct amdgpu_device *adev)
1872 {
1873         int i;
1874
1875         for (i = 0; i < adev->uvd.num_uvd_inst; i++) {
1876                 if (adev->uvd.harvest_config & (1 << i))
1877                         continue;
1878                 adev->uvd.inst[i].irq.num_types = adev->uvd.num_enc_rings + 1;
1879                 adev->uvd.inst[i].irq.funcs = &uvd_v7_0_irq_funcs;
1880         }
1881 }
1882
1883 const struct amdgpu_ip_block_version uvd_v7_0_ip_block =
1884 {
1885                 .type = AMD_IP_BLOCK_TYPE_UVD,
1886                 .major = 7,
1887                 .minor = 0,
1888                 .rev = 0,
1889                 .funcs = &uvd_v7_0_ip_funcs,
1890 };