2 * Copyright 2013 Advanced Micro Devices, Inc.
5 * Permission is hereby granted, free of charge, to any person obtaining a
6 * copy of this software and associated documentation files (the
7 * "Software"), to deal in the Software without restriction, including
8 * without limitation the rights to use, copy, modify, merge, publish,
9 * distribute, sub license, and/or sell copies of the Software, and to
10 * permit persons to whom the Software is furnished to do so, subject to
11 * the following conditions:
13 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
14 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
15 * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
16 * THE COPYRIGHT HOLDERS, AUTHORS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM,
17 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
18 * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
19 * USE OR OTHER DEALINGS IN THE SOFTWARE.
21 * The above copyright notice and this permission notice (including the
22 * next paragraph) shall be included in all copies or substantial portions
25 * Authors: Christian König <christian.koenig@amd.com>
28 #include <linux/firmware.h>
29 #include <linux/module.h>
34 #include "amdgpu_pm.h"
35 #include "amdgpu_vce.h"
38 /* 1 second timeout */
39 #define VCE_IDLE_TIMEOUT msecs_to_jiffies(1000)
42 #ifdef CONFIG_DRM_AMDGPU_CIK
43 #define FIRMWARE_BONAIRE "radeon/bonaire_vce.bin"
44 #define FIRMWARE_KABINI "radeon/kabini_vce.bin"
45 #define FIRMWARE_KAVERI "radeon/kaveri_vce.bin"
46 #define FIRMWARE_HAWAII "radeon/hawaii_vce.bin"
47 #define FIRMWARE_MULLINS "radeon/mullins_vce.bin"
49 #define FIRMWARE_TONGA "amdgpu/tonga_vce.bin"
50 #define FIRMWARE_CARRIZO "amdgpu/carrizo_vce.bin"
51 #define FIRMWARE_FIJI "amdgpu/fiji_vce.bin"
52 #define FIRMWARE_STONEY "amdgpu/stoney_vce.bin"
53 #define FIRMWARE_POLARIS10 "amdgpu/polaris10_vce.bin"
54 #define FIRMWARE_POLARIS11 "amdgpu/polaris11_vce.bin"
56 #ifdef CONFIG_DRM_AMDGPU_CIK
57 MODULE_FIRMWARE(FIRMWARE_BONAIRE);
58 MODULE_FIRMWARE(FIRMWARE_KABINI);
59 MODULE_FIRMWARE(FIRMWARE_KAVERI);
60 MODULE_FIRMWARE(FIRMWARE_HAWAII);
61 MODULE_FIRMWARE(FIRMWARE_MULLINS);
63 MODULE_FIRMWARE(FIRMWARE_TONGA);
64 MODULE_FIRMWARE(FIRMWARE_CARRIZO);
65 MODULE_FIRMWARE(FIRMWARE_FIJI);
66 MODULE_FIRMWARE(FIRMWARE_STONEY);
67 MODULE_FIRMWARE(FIRMWARE_POLARIS10);
68 MODULE_FIRMWARE(FIRMWARE_POLARIS11);
70 static void amdgpu_vce_idle_work_handler(struct work_struct *work);
73 * amdgpu_vce_init - allocate memory, load vce firmware
75 * @adev: amdgpu_device pointer
77 * First step to get VCE online, allocate memory and load the firmware
79 int amdgpu_vce_sw_init(struct amdgpu_device *adev, unsigned long size)
81 struct amdgpu_ring *ring;
82 struct amd_sched_rq *rq;
84 const struct common_firmware_header *hdr;
85 unsigned ucode_version, version_major, version_minor, binary_id;
88 switch (adev->asic_type) {
89 #ifdef CONFIG_DRM_AMDGPU_CIK
91 fw_name = FIRMWARE_BONAIRE;
94 fw_name = FIRMWARE_KAVERI;
97 fw_name = FIRMWARE_KABINI;
100 fw_name = FIRMWARE_HAWAII;
103 fw_name = FIRMWARE_MULLINS;
107 fw_name = FIRMWARE_TONGA;
110 fw_name = FIRMWARE_CARRIZO;
113 fw_name = FIRMWARE_FIJI;
116 fw_name = FIRMWARE_STONEY;
119 fw_name = FIRMWARE_POLARIS10;
122 fw_name = FIRMWARE_POLARIS11;
129 r = request_firmware(&adev->vce.fw, fw_name, adev->dev);
131 dev_err(adev->dev, "amdgpu_vce: Can't load firmware \"%s\"\n",
136 r = amdgpu_ucode_validate(adev->vce.fw);
138 dev_err(adev->dev, "amdgpu_vce: Can't validate firmware \"%s\"\n",
140 release_firmware(adev->vce.fw);
145 hdr = (const struct common_firmware_header *)adev->vce.fw->data;
147 ucode_version = le32_to_cpu(hdr->ucode_version);
148 version_major = (ucode_version >> 20) & 0xfff;
149 version_minor = (ucode_version >> 8) & 0xfff;
150 binary_id = ucode_version & 0xff;
151 DRM_INFO("Found VCE firmware Version: %hhd.%hhd Binary ID: %hhd\n",
152 version_major, version_minor, binary_id);
153 adev->vce.fw_version = ((version_major << 24) | (version_minor << 16) |
156 /* allocate firmware, stack and heap BO */
158 r = amdgpu_bo_create(adev, size, PAGE_SIZE, true,
159 AMDGPU_GEM_DOMAIN_VRAM,
160 AMDGPU_GEM_CREATE_CPU_ACCESS_REQUIRED,
161 NULL, NULL, &adev->vce.vcpu_bo);
163 dev_err(adev->dev, "(%d) failed to allocate VCE bo\n", r);
167 r = amdgpu_bo_reserve(adev->vce.vcpu_bo, false);
169 amdgpu_bo_unref(&adev->vce.vcpu_bo);
170 dev_err(adev->dev, "(%d) failed to reserve VCE bo\n", r);
174 r = amdgpu_bo_pin(adev->vce.vcpu_bo, AMDGPU_GEM_DOMAIN_VRAM,
175 &adev->vce.gpu_addr);
176 amdgpu_bo_unreserve(adev->vce.vcpu_bo);
178 amdgpu_bo_unref(&adev->vce.vcpu_bo);
179 dev_err(adev->dev, "(%d) VCE bo pin failed\n", r);
184 ring = &adev->vce.ring[0];
185 rq = &ring->sched.sched_rq[AMD_SCHED_PRIORITY_NORMAL];
186 r = amd_sched_entity_init(&ring->sched, &adev->vce.entity,
187 rq, amdgpu_sched_jobs);
189 DRM_ERROR("Failed setting up VCE run queue.\n");
193 for (i = 0; i < AMDGPU_MAX_VCE_HANDLES; ++i) {
194 atomic_set(&adev->vce.handles[i], 0);
195 adev->vce.filp[i] = NULL;
198 INIT_DELAYED_WORK(&adev->vce.idle_work, amdgpu_vce_idle_work_handler);
199 mutex_init(&adev->vce.idle_mutex);
205 * amdgpu_vce_fini - free memory
207 * @adev: amdgpu_device pointer
209 * Last step on VCE teardown, free firmware memory
211 int amdgpu_vce_sw_fini(struct amdgpu_device *adev)
213 if (adev->vce.vcpu_bo == NULL)
216 amd_sched_entity_fini(&adev->vce.ring[0].sched, &adev->vce.entity);
218 amdgpu_bo_unref(&adev->vce.vcpu_bo);
220 amdgpu_ring_fini(&adev->vce.ring[0]);
221 amdgpu_ring_fini(&adev->vce.ring[1]);
223 release_firmware(adev->vce.fw);
224 mutex_destroy(&adev->vce.idle_mutex);
230 * amdgpu_vce_suspend - unpin VCE fw memory
232 * @adev: amdgpu_device pointer
235 int amdgpu_vce_suspend(struct amdgpu_device *adev)
239 if (adev->vce.vcpu_bo == NULL)
242 for (i = 0; i < AMDGPU_MAX_VCE_HANDLES; ++i)
243 if (atomic_read(&adev->vce.handles[i]))
246 if (i == AMDGPU_MAX_VCE_HANDLES)
249 cancel_delayed_work_sync(&adev->vce.idle_work);
250 /* TODO: suspending running encoding sessions isn't supported */
255 * amdgpu_vce_resume - pin VCE fw memory
257 * @adev: amdgpu_device pointer
260 int amdgpu_vce_resume(struct amdgpu_device *adev)
263 const struct common_firmware_header *hdr;
267 if (adev->vce.vcpu_bo == NULL)
270 r = amdgpu_bo_reserve(adev->vce.vcpu_bo, false);
272 dev_err(adev->dev, "(%d) failed to reserve VCE bo\n", r);
276 r = amdgpu_bo_kmap(adev->vce.vcpu_bo, &cpu_addr);
278 amdgpu_bo_unreserve(adev->vce.vcpu_bo);
279 dev_err(adev->dev, "(%d) VCE map failed\n", r);
283 hdr = (const struct common_firmware_header *)adev->vce.fw->data;
284 offset = le32_to_cpu(hdr->ucode_array_offset_bytes);
285 memcpy_toio(cpu_addr, adev->vce.fw->data + offset,
286 adev->vce.fw->size - offset);
288 amdgpu_bo_kunmap(adev->vce.vcpu_bo);
290 amdgpu_bo_unreserve(adev->vce.vcpu_bo);
296 * amdgpu_vce_idle_work_handler - power off VCE
298 * @work: pointer to work structure
300 * power of VCE when it's not used any more
302 static void amdgpu_vce_idle_work_handler(struct work_struct *work)
304 struct amdgpu_device *adev =
305 container_of(work, struct amdgpu_device, vce.idle_work.work);
307 if ((amdgpu_fence_count_emitted(&adev->vce.ring[0]) == 0) &&
308 (amdgpu_fence_count_emitted(&adev->vce.ring[1]) == 0)) {
309 if (adev->pm.dpm_enabled) {
310 amdgpu_dpm_enable_vce(adev, false);
312 amdgpu_asic_set_vce_clocks(adev, 0, 0);
315 schedule_delayed_work(&adev->vce.idle_work, VCE_IDLE_TIMEOUT);
320 * amdgpu_vce_ring_begin_use - power up VCE
324 * Make sure VCE is powerd up when we want to use it
326 void amdgpu_vce_ring_begin_use(struct amdgpu_ring *ring)
328 struct amdgpu_device *adev = ring->adev;
331 mutex_lock(&adev->vce.idle_mutex);
332 set_clocks = !cancel_delayed_work_sync(&adev->vce.idle_work);
334 if (adev->pm.dpm_enabled) {
335 amdgpu_dpm_enable_vce(adev, true);
337 amdgpu_asic_set_vce_clocks(adev, 53300, 40000);
340 mutex_unlock(&adev->vce.idle_mutex);
344 * amdgpu_vce_ring_end_use - power VCE down
348 * Schedule work to power VCE down again
350 void amdgpu_vce_ring_end_use(struct amdgpu_ring *ring)
352 schedule_delayed_work(&ring->adev->vce.idle_work, VCE_IDLE_TIMEOUT);
356 * amdgpu_vce_free_handles - free still open VCE handles
358 * @adev: amdgpu_device pointer
359 * @filp: drm file pointer
361 * Close all VCE handles still open by this file pointer
363 void amdgpu_vce_free_handles(struct amdgpu_device *adev, struct drm_file *filp)
365 struct amdgpu_ring *ring = &adev->vce.ring[0];
367 for (i = 0; i < AMDGPU_MAX_VCE_HANDLES; ++i) {
368 uint32_t handle = atomic_read(&adev->vce.handles[i]);
370 if (!handle || adev->vce.filp[i] != filp)
373 r = amdgpu_vce_get_destroy_msg(ring, handle, false, NULL);
375 DRM_ERROR("Error destroying VCE handle (%d)!\n", r);
377 adev->vce.filp[i] = NULL;
378 atomic_set(&adev->vce.handles[i], 0);
383 * amdgpu_vce_get_create_msg - generate a VCE create msg
385 * @adev: amdgpu_device pointer
386 * @ring: ring we should submit the msg to
387 * @handle: VCE session handle to use
388 * @fence: optional fence to return
390 * Open up a stream for HW test
392 int amdgpu_vce_get_create_msg(struct amdgpu_ring *ring, uint32_t handle,
393 struct fence **fence)
395 const unsigned ib_size_dw = 1024;
396 struct amdgpu_job *job;
397 struct amdgpu_ib *ib;
398 struct fence *f = NULL;
402 r = amdgpu_job_alloc_with_ib(ring->adev, ib_size_dw * 4, &job);
408 dummy = ib->gpu_addr + 1024;
410 /* stitch together an VCE create msg */
412 ib->ptr[ib->length_dw++] = 0x0000000c; /* len */
413 ib->ptr[ib->length_dw++] = 0x00000001; /* session cmd */
414 ib->ptr[ib->length_dw++] = handle;
416 if ((ring->adev->vce.fw_version >> 24) >= 52)
417 ib->ptr[ib->length_dw++] = 0x00000040; /* len */
419 ib->ptr[ib->length_dw++] = 0x00000030; /* len */
420 ib->ptr[ib->length_dw++] = 0x01000001; /* create cmd */
421 ib->ptr[ib->length_dw++] = 0x00000000;
422 ib->ptr[ib->length_dw++] = 0x00000042;
423 ib->ptr[ib->length_dw++] = 0x0000000a;
424 ib->ptr[ib->length_dw++] = 0x00000001;
425 ib->ptr[ib->length_dw++] = 0x00000080;
426 ib->ptr[ib->length_dw++] = 0x00000060;
427 ib->ptr[ib->length_dw++] = 0x00000100;
428 ib->ptr[ib->length_dw++] = 0x00000100;
429 ib->ptr[ib->length_dw++] = 0x0000000c;
430 ib->ptr[ib->length_dw++] = 0x00000000;
431 if ((ring->adev->vce.fw_version >> 24) >= 52) {
432 ib->ptr[ib->length_dw++] = 0x00000000;
433 ib->ptr[ib->length_dw++] = 0x00000000;
434 ib->ptr[ib->length_dw++] = 0x00000000;
435 ib->ptr[ib->length_dw++] = 0x00000000;
438 ib->ptr[ib->length_dw++] = 0x00000014; /* len */
439 ib->ptr[ib->length_dw++] = 0x05000005; /* feedback buffer */
440 ib->ptr[ib->length_dw++] = upper_32_bits(dummy);
441 ib->ptr[ib->length_dw++] = dummy;
442 ib->ptr[ib->length_dw++] = 0x00000001;
444 for (i = ib->length_dw; i < ib_size_dw; ++i)
447 r = amdgpu_ib_schedule(ring, 1, ib, NULL, NULL, &f);
448 job->fence = fence_get(f);
452 amdgpu_job_free(job);
454 *fence = fence_get(f);
459 amdgpu_job_free(job);
464 * amdgpu_vce_get_destroy_msg - generate a VCE destroy msg
466 * @adev: amdgpu_device pointer
467 * @ring: ring we should submit the msg to
468 * @handle: VCE session handle to use
469 * @fence: optional fence to return
471 * Close up a stream for HW test or if userspace failed to do so
473 int amdgpu_vce_get_destroy_msg(struct amdgpu_ring *ring, uint32_t handle,
474 bool direct, struct fence **fence)
476 const unsigned ib_size_dw = 1024;
477 struct amdgpu_job *job;
478 struct amdgpu_ib *ib;
479 struct fence *f = NULL;
482 r = amdgpu_job_alloc_with_ib(ring->adev, ib_size_dw * 4, &job);
488 /* stitch together an VCE destroy msg */
490 ib->ptr[ib->length_dw++] = 0x0000000c; /* len */
491 ib->ptr[ib->length_dw++] = 0x00000001; /* session cmd */
492 ib->ptr[ib->length_dw++] = handle;
494 ib->ptr[ib->length_dw++] = 0x00000020; /* len */
495 ib->ptr[ib->length_dw++] = 0x00000002; /* task info */
496 ib->ptr[ib->length_dw++] = 0xffffffff; /* next task info, set to 0xffffffff if no */
497 ib->ptr[ib->length_dw++] = 0x00000001; /* destroy session */
498 ib->ptr[ib->length_dw++] = 0x00000000;
499 ib->ptr[ib->length_dw++] = 0x00000000;
500 ib->ptr[ib->length_dw++] = 0xffffffff; /* feedback is not needed, set to 0xffffffff and firmware will not output feedback */
501 ib->ptr[ib->length_dw++] = 0x00000000;
503 ib->ptr[ib->length_dw++] = 0x00000008; /* len */
504 ib->ptr[ib->length_dw++] = 0x02000001; /* destroy cmd */
506 for (i = ib->length_dw; i < ib_size_dw; ++i)
510 r = amdgpu_ib_schedule(ring, 1, ib, NULL, NULL, &f);
511 job->fence = fence_get(f);
515 amdgpu_job_free(job);
517 r = amdgpu_job_submit(job, ring, &ring->adev->vce.entity,
518 AMDGPU_FENCE_OWNER_UNDEFINED, &f);
524 *fence = fence_get(f);
529 amdgpu_job_free(job);
534 * amdgpu_vce_cs_reloc - command submission relocation
537 * @lo: address of lower dword
538 * @hi: address of higher dword
539 * @size: minimum size
541 * Patch relocation inside command stream with real buffer address
543 static int amdgpu_vce_cs_reloc(struct amdgpu_cs_parser *p, uint32_t ib_idx,
544 int lo, int hi, unsigned size, uint32_t index)
546 struct amdgpu_bo_va_mapping *mapping;
547 struct amdgpu_bo *bo;
550 if (index == 0xffffffff)
553 addr = ((uint64_t)amdgpu_get_ib_value(p, ib_idx, lo)) |
554 ((uint64_t)amdgpu_get_ib_value(p, ib_idx, hi)) << 32;
555 addr += ((uint64_t)size) * ((uint64_t)index);
557 mapping = amdgpu_cs_find_mapping(p, addr, &bo);
558 if (mapping == NULL) {
559 DRM_ERROR("Can't find BO for addr 0x%010Lx %d %d %d %d\n",
560 addr, lo, hi, size, index);
564 if ((addr + (uint64_t)size) >
565 ((uint64_t)mapping->it.last + 1) * AMDGPU_GPU_PAGE_SIZE) {
566 DRM_ERROR("BO to small for addr 0x%010Lx %d %d\n",
571 addr -= ((uint64_t)mapping->it.start) * AMDGPU_GPU_PAGE_SIZE;
572 addr += amdgpu_bo_gpu_offset(bo);
573 addr -= ((uint64_t)size) * ((uint64_t)index);
575 amdgpu_set_ib_value(p, ib_idx, lo, lower_32_bits(addr));
576 amdgpu_set_ib_value(p, ib_idx, hi, upper_32_bits(addr));
582 * amdgpu_vce_validate_handle - validate stream handle
585 * @handle: handle to validate
586 * @allocated: allocated a new handle?
588 * Validates the handle and return the found session index or -EINVAL
589 * we we don't have another free session index.
591 static int amdgpu_vce_validate_handle(struct amdgpu_cs_parser *p,
592 uint32_t handle, uint32_t *allocated)
596 /* validate the handle */
597 for (i = 0; i < AMDGPU_MAX_VCE_HANDLES; ++i) {
598 if (atomic_read(&p->adev->vce.handles[i]) == handle) {
599 if (p->adev->vce.filp[i] != p->filp) {
600 DRM_ERROR("VCE handle collision detected!\n");
607 /* handle not found try to alloc a new one */
608 for (i = 0; i < AMDGPU_MAX_VCE_HANDLES; ++i) {
609 if (!atomic_cmpxchg(&p->adev->vce.handles[i], 0, handle)) {
610 p->adev->vce.filp[i] = p->filp;
611 p->adev->vce.img_size[i] = 0;
612 *allocated |= 1 << i;
617 DRM_ERROR("No more free VCE handles!\n");
622 * amdgpu_vce_cs_parse - parse and validate the command stream
627 int amdgpu_vce_ring_parse_cs(struct amdgpu_cs_parser *p, uint32_t ib_idx)
629 struct amdgpu_ib *ib = &p->job->ibs[ib_idx];
630 unsigned fb_idx = 0, bs_idx = 0;
631 int session_idx = -1;
632 uint32_t destroyed = 0;
633 uint32_t created = 0;
634 uint32_t allocated = 0;
635 uint32_t tmp, handle = 0;
636 uint32_t *size = &tmp;
639 r = amdgpu_cs_sysvm_access_required(p);
643 while (idx < ib->length_dw) {
644 uint32_t len = amdgpu_get_ib_value(p, ib_idx, idx);
645 uint32_t cmd = amdgpu_get_ib_value(p, ib_idx, idx + 1);
647 if ((len < 8) || (len & 3)) {
648 DRM_ERROR("invalid VCE command length (%d)!\n", len);
654 case 0x00000001: /* session */
655 handle = amdgpu_get_ib_value(p, ib_idx, idx + 2);
656 session_idx = amdgpu_vce_validate_handle(p, handle,
658 if (session_idx < 0) {
662 size = &p->adev->vce.img_size[session_idx];
665 case 0x00000002: /* task info */
666 fb_idx = amdgpu_get_ib_value(p, ib_idx, idx + 6);
667 bs_idx = amdgpu_get_ib_value(p, ib_idx, idx + 7);
670 case 0x01000001: /* create */
671 created |= 1 << session_idx;
672 if (destroyed & (1 << session_idx)) {
673 destroyed &= ~(1 << session_idx);
674 allocated |= 1 << session_idx;
676 } else if (!(allocated & (1 << session_idx))) {
677 DRM_ERROR("Handle already in use!\n");
682 *size = amdgpu_get_ib_value(p, ib_idx, idx + 8) *
683 amdgpu_get_ib_value(p, ib_idx, idx + 10) *
687 case 0x04000001: /* config extension */
688 case 0x04000002: /* pic control */
689 case 0x04000005: /* rate control */
690 case 0x04000007: /* motion estimation */
691 case 0x04000008: /* rdo */
692 case 0x04000009: /* vui */
693 case 0x05000002: /* auxiliary buffer */
694 case 0x05000009: /* clock table */
697 case 0x03000001: /* encode */
698 r = amdgpu_vce_cs_reloc(p, ib_idx, idx + 10, idx + 9,
703 r = amdgpu_vce_cs_reloc(p, ib_idx, idx + 12, idx + 11,
709 case 0x02000001: /* destroy */
710 destroyed |= 1 << session_idx;
713 case 0x05000001: /* context buffer */
714 r = amdgpu_vce_cs_reloc(p, ib_idx, idx + 3, idx + 2,
720 case 0x05000004: /* video bitstream buffer */
721 tmp = amdgpu_get_ib_value(p, ib_idx, idx + 4);
722 r = amdgpu_vce_cs_reloc(p, ib_idx, idx + 3, idx + 2,
728 case 0x05000005: /* feedback buffer */
729 r = amdgpu_vce_cs_reloc(p, ib_idx, idx + 3, idx + 2,
736 DRM_ERROR("invalid VCE command (0x%x)!\n", cmd);
741 if (session_idx == -1) {
742 DRM_ERROR("no session command at start of IB\n");
750 if (allocated & ~created) {
751 DRM_ERROR("New session without create command!\n");
757 /* No error, free all destroyed handle slots */
760 /* Error during parsing, free all allocated handle slots */
764 for (i = 0; i < AMDGPU_MAX_VCE_HANDLES; ++i)
766 atomic_set(&p->adev->vce.handles[i], 0);
772 * amdgpu_vce_ring_emit_ib - execute indirect buffer
774 * @ring: engine to use
775 * @ib: the IB to execute
778 void amdgpu_vce_ring_emit_ib(struct amdgpu_ring *ring, struct amdgpu_ib *ib,
779 unsigned vm_id, bool ctx_switch)
781 amdgpu_ring_write(ring, VCE_CMD_IB);
782 amdgpu_ring_write(ring, lower_32_bits(ib->gpu_addr));
783 amdgpu_ring_write(ring, upper_32_bits(ib->gpu_addr));
784 amdgpu_ring_write(ring, ib->length_dw);
788 * amdgpu_vce_ring_emit_fence - add a fence command to the ring
790 * @ring: engine to use
794 void amdgpu_vce_ring_emit_fence(struct amdgpu_ring *ring, u64 addr, u64 seq,
797 WARN_ON(flags & AMDGPU_FENCE_FLAG_64BIT);
799 amdgpu_ring_write(ring, VCE_CMD_FENCE);
800 amdgpu_ring_write(ring, addr);
801 amdgpu_ring_write(ring, upper_32_bits(addr));
802 amdgpu_ring_write(ring, seq);
803 amdgpu_ring_write(ring, VCE_CMD_TRAP);
804 amdgpu_ring_write(ring, VCE_CMD_END);
807 unsigned amdgpu_vce_ring_get_emit_ib_size(struct amdgpu_ring *ring)
810 4; /* amdgpu_vce_ring_emit_ib */
813 unsigned amdgpu_vce_ring_get_dma_frame_size(struct amdgpu_ring *ring)
816 6; /* amdgpu_vce_ring_emit_fence x1 no user fence */
820 * amdgpu_vce_ring_test_ring - test if VCE ring is working
822 * @ring: the engine to test on
825 int amdgpu_vce_ring_test_ring(struct amdgpu_ring *ring)
827 struct amdgpu_device *adev = ring->adev;
828 uint32_t rptr = amdgpu_ring_get_rptr(ring);
832 r = amdgpu_ring_alloc(ring, 16);
834 DRM_ERROR("amdgpu: vce failed to lock ring %d (%d).\n",
838 amdgpu_ring_write(ring, VCE_CMD_END);
839 amdgpu_ring_commit(ring);
841 for (i = 0; i < adev->usec_timeout; i++) {
842 if (amdgpu_ring_get_rptr(ring) != rptr)
847 if (i < adev->usec_timeout) {
848 DRM_INFO("ring test on %d succeeded in %d usecs\n",
851 DRM_ERROR("amdgpu: ring %d test failed\n",
860 * amdgpu_vce_ring_test_ib - test if VCE IBs are working
862 * @ring: the engine to test on
865 int amdgpu_vce_ring_test_ib(struct amdgpu_ring *ring, long timeout)
867 struct fence *fence = NULL;
870 /* skip vce ring1/2 ib test for now, since it's not reliable */
871 if (ring != &ring->adev->vce.ring[0])
874 r = amdgpu_vce_get_create_msg(ring, 1, NULL);
876 DRM_ERROR("amdgpu: failed to get create msg (%ld).\n", r);
880 r = amdgpu_vce_get_destroy_msg(ring, 1, true, &fence);
882 DRM_ERROR("amdgpu: failed to get destroy ib (%ld).\n", r);
886 r = fence_wait_timeout(fence, false, timeout);
888 DRM_ERROR("amdgpu: IB test timed out.\n");
891 DRM_ERROR("amdgpu: fence wait failed (%ld).\n", r);
893 DRM_INFO("ib test on ring %d succeeded\n", ring->idx);