1009 lines
24 KiB
C
1009 lines
24 KiB
C
/*
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* Copyright 2013 Advanced Micro Devices, Inc.
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* All Rights Reserved.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the
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* "Software"), to deal in the Software without restriction, including
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* without limitation the rights to use, copy, modify, merge, publish,
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* distribute, sub license, and/or sell copies of the Software, and to
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* permit persons to whom the Software is furnished to do so, subject to
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* the following conditions:
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
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* THE COPYRIGHT HOLDERS, AUTHORS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM,
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* DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
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* OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
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* USE OR OTHER DEALINGS IN THE SOFTWARE.
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*
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* The above copyright notice and this permission notice (including the
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* next paragraph) shall be included in all copies or substantial portions
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* of the Software.
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*
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* Authors: Christian König <christian.koenig@amd.com>
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*/
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#include <linux/firmware.h>
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#include <linux/module.h>
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#include <drm/drmP.h>
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#include <drm/drm.h>
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#include "amdgpu.h"
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#include "amdgpu_pm.h"
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#include "amdgpu_vce.h"
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#include "cikd.h"
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/* 1 second timeout */
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#define VCE_IDLE_TIMEOUT msecs_to_jiffies(1000)
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/* Firmware Names */
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#ifdef CONFIG_DRM_AMDGPU_CIK
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#define FIRMWARE_BONAIRE "radeon/bonaire_vce.bin"
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#define FIRMWARE_KABINI "radeon/kabini_vce.bin"
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#define FIRMWARE_KAVERI "radeon/kaveri_vce.bin"
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#define FIRMWARE_HAWAII "radeon/hawaii_vce.bin"
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#define FIRMWARE_MULLINS "radeon/mullins_vce.bin"
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#endif
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#define FIRMWARE_TONGA "amdgpu/tonga_vce.bin"
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#define FIRMWARE_CARRIZO "amdgpu/carrizo_vce.bin"
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#define FIRMWARE_FIJI "amdgpu/fiji_vce.bin"
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#define FIRMWARE_STONEY "amdgpu/stoney_vce.bin"
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#define FIRMWARE_POLARIS10 "amdgpu/polaris10_vce.bin"
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#define FIRMWARE_POLARIS11 "amdgpu/polaris11_vce.bin"
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#define FIRMWARE_POLARIS12 "amdgpu/polaris12_vce.bin"
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#define FIRMWARE_VEGA10 "amdgpu/vega10_vce.bin"
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#ifdef CONFIG_DRM_AMDGPU_CIK
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MODULE_FIRMWARE(FIRMWARE_BONAIRE);
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MODULE_FIRMWARE(FIRMWARE_KABINI);
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MODULE_FIRMWARE(FIRMWARE_KAVERI);
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MODULE_FIRMWARE(FIRMWARE_HAWAII);
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MODULE_FIRMWARE(FIRMWARE_MULLINS);
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#endif
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MODULE_FIRMWARE(FIRMWARE_TONGA);
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MODULE_FIRMWARE(FIRMWARE_CARRIZO);
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MODULE_FIRMWARE(FIRMWARE_FIJI);
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MODULE_FIRMWARE(FIRMWARE_STONEY);
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MODULE_FIRMWARE(FIRMWARE_POLARIS10);
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MODULE_FIRMWARE(FIRMWARE_POLARIS11);
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MODULE_FIRMWARE(FIRMWARE_POLARIS12);
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MODULE_FIRMWARE(FIRMWARE_VEGA10);
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static void amdgpu_vce_idle_work_handler(struct work_struct *work);
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/**
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* amdgpu_vce_init - allocate memory, load vce firmware
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*
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* @adev: amdgpu_device pointer
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*
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* First step to get VCE online, allocate memory and load the firmware
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*/
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int amdgpu_vce_sw_init(struct amdgpu_device *adev, unsigned long size)
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{
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struct amdgpu_ring *ring;
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struct amd_sched_rq *rq;
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const char *fw_name;
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const struct common_firmware_header *hdr;
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unsigned ucode_version, version_major, version_minor, binary_id;
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int i, r;
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switch (adev->asic_type) {
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#ifdef CONFIG_DRM_AMDGPU_CIK
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case CHIP_BONAIRE:
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fw_name = FIRMWARE_BONAIRE;
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break;
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case CHIP_KAVERI:
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fw_name = FIRMWARE_KAVERI;
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break;
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case CHIP_KABINI:
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fw_name = FIRMWARE_KABINI;
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break;
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case CHIP_HAWAII:
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fw_name = FIRMWARE_HAWAII;
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break;
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case CHIP_MULLINS:
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fw_name = FIRMWARE_MULLINS;
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break;
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#endif
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case CHIP_TONGA:
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fw_name = FIRMWARE_TONGA;
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break;
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case CHIP_CARRIZO:
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fw_name = FIRMWARE_CARRIZO;
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break;
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case CHIP_FIJI:
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fw_name = FIRMWARE_FIJI;
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break;
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case CHIP_STONEY:
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fw_name = FIRMWARE_STONEY;
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break;
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case CHIP_POLARIS10:
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fw_name = FIRMWARE_POLARIS10;
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break;
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case CHIP_POLARIS11:
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fw_name = FIRMWARE_POLARIS11;
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break;
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case CHIP_VEGA10:
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fw_name = FIRMWARE_VEGA10;
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break;
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case CHIP_POLARIS12:
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fw_name = FIRMWARE_POLARIS12;
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break;
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default:
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return -EINVAL;
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}
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r = request_firmware(&adev->vce.fw, fw_name, adev->dev);
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if (r) {
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dev_err(adev->dev, "amdgpu_vce: Can't load firmware \"%s\"\n",
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fw_name);
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return r;
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}
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r = amdgpu_ucode_validate(adev->vce.fw);
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if (r) {
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dev_err(adev->dev, "amdgpu_vce: Can't validate firmware \"%s\"\n",
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fw_name);
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release_firmware(adev->vce.fw);
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adev->vce.fw = NULL;
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return r;
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}
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hdr = (const struct common_firmware_header *)adev->vce.fw->data;
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ucode_version = le32_to_cpu(hdr->ucode_version);
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version_major = (ucode_version >> 20) & 0xfff;
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version_minor = (ucode_version >> 8) & 0xfff;
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binary_id = ucode_version & 0xff;
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DRM_INFO("Found VCE firmware Version: %hhd.%hhd Binary ID: %hhd\n",
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version_major, version_minor, binary_id);
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adev->vce.fw_version = ((version_major << 24) | (version_minor << 16) |
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(binary_id << 8));
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r = amdgpu_bo_create_kernel(adev, size, PAGE_SIZE,
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AMDGPU_GEM_DOMAIN_VRAM, &adev->vce.vcpu_bo,
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&adev->vce.gpu_addr, &adev->vce.cpu_addr);
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if (r) {
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dev_err(adev->dev, "(%d) failed to allocate VCE bo\n", r);
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return r;
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}
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ring = &adev->vce.ring[0];
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rq = &ring->sched.sched_rq[AMD_SCHED_PRIORITY_NORMAL];
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r = amd_sched_entity_init(&ring->sched, &adev->vce.entity,
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rq, amdgpu_sched_jobs);
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if (r != 0) {
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DRM_ERROR("Failed setting up VCE run queue.\n");
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return r;
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}
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for (i = 0; i < AMDGPU_MAX_VCE_HANDLES; ++i) {
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atomic_set(&adev->vce.handles[i], 0);
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adev->vce.filp[i] = NULL;
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}
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INIT_DELAYED_WORK(&adev->vce.idle_work, amdgpu_vce_idle_work_handler);
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mutex_init(&adev->vce.idle_mutex);
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return 0;
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}
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/**
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* amdgpu_vce_fini - free memory
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*
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* @adev: amdgpu_device pointer
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*
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* Last step on VCE teardown, free firmware memory
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*/
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int amdgpu_vce_sw_fini(struct amdgpu_device *adev)
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{
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unsigned i;
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if (adev->vce.vcpu_bo == NULL)
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return 0;
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amd_sched_entity_fini(&adev->vce.ring[0].sched, &adev->vce.entity);
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amdgpu_bo_free_kernel(&adev->vce.vcpu_bo, &adev->vce.gpu_addr,
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(void **)&adev->vce.cpu_addr);
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for (i = 0; i < adev->vce.num_rings; i++)
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amdgpu_ring_fini(&adev->vce.ring[i]);
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release_firmware(adev->vce.fw);
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mutex_destroy(&adev->vce.idle_mutex);
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return 0;
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}
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/**
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* amdgpu_vce_suspend - unpin VCE fw memory
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*
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* @adev: amdgpu_device pointer
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*
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*/
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int amdgpu_vce_suspend(struct amdgpu_device *adev)
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{
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int i;
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if (adev->vce.vcpu_bo == NULL)
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return 0;
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for (i = 0; i < AMDGPU_MAX_VCE_HANDLES; ++i)
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if (atomic_read(&adev->vce.handles[i]))
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break;
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if (i == AMDGPU_MAX_VCE_HANDLES)
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return 0;
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cancel_delayed_work_sync(&adev->vce.idle_work);
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/* TODO: suspending running encoding sessions isn't supported */
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return -EINVAL;
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}
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/**
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* amdgpu_vce_resume - pin VCE fw memory
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*
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* @adev: amdgpu_device pointer
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*
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*/
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int amdgpu_vce_resume(struct amdgpu_device *adev)
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{
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void *cpu_addr;
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const struct common_firmware_header *hdr;
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unsigned offset;
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int r;
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if (adev->vce.vcpu_bo == NULL)
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return -EINVAL;
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r = amdgpu_bo_reserve(adev->vce.vcpu_bo, false);
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if (r) {
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dev_err(adev->dev, "(%d) failed to reserve VCE bo\n", r);
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return r;
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}
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r = amdgpu_bo_kmap(adev->vce.vcpu_bo, &cpu_addr);
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if (r) {
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amdgpu_bo_unreserve(adev->vce.vcpu_bo);
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dev_err(adev->dev, "(%d) VCE map failed\n", r);
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return r;
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}
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hdr = (const struct common_firmware_header *)adev->vce.fw->data;
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offset = le32_to_cpu(hdr->ucode_array_offset_bytes);
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memcpy_toio(cpu_addr, adev->vce.fw->data + offset,
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adev->vce.fw->size - offset);
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amdgpu_bo_kunmap(adev->vce.vcpu_bo);
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amdgpu_bo_unreserve(adev->vce.vcpu_bo);
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return 0;
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}
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/**
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* amdgpu_vce_idle_work_handler - power off VCE
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*
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* @work: pointer to work structure
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*
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* power of VCE when it's not used any more
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*/
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static void amdgpu_vce_idle_work_handler(struct work_struct *work)
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{
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struct amdgpu_device *adev =
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container_of(work, struct amdgpu_device, vce.idle_work.work);
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unsigned i, count = 0;
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if (amdgpu_sriov_vf(adev))
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return;
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for (i = 0; i < adev->vce.num_rings; i++)
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count += amdgpu_fence_count_emitted(&adev->vce.ring[i]);
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if (count == 0) {
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if (adev->pm.dpm_enabled) {
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amdgpu_dpm_enable_vce(adev, false);
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} else {
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amdgpu_asic_set_vce_clocks(adev, 0, 0);
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amdgpu_set_powergating_state(adev, AMD_IP_BLOCK_TYPE_VCE,
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AMD_PG_STATE_GATE);
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amdgpu_set_clockgating_state(adev, AMD_IP_BLOCK_TYPE_VCE,
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AMD_CG_STATE_GATE);
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}
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} else {
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schedule_delayed_work(&adev->vce.idle_work, VCE_IDLE_TIMEOUT);
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}
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}
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/**
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* amdgpu_vce_ring_begin_use - power up VCE
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*
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* @ring: amdgpu ring
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*
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* Make sure VCE is powerd up when we want to use it
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*/
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void amdgpu_vce_ring_begin_use(struct amdgpu_ring *ring)
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{
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struct amdgpu_device *adev = ring->adev;
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bool set_clocks;
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if (amdgpu_sriov_vf(adev))
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return;
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mutex_lock(&adev->vce.idle_mutex);
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set_clocks = !cancel_delayed_work_sync(&adev->vce.idle_work);
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if (set_clocks) {
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if (adev->pm.dpm_enabled) {
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amdgpu_dpm_enable_vce(adev, true);
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} else {
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amdgpu_asic_set_vce_clocks(adev, 53300, 40000);
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amdgpu_set_clockgating_state(adev, AMD_IP_BLOCK_TYPE_VCE,
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AMD_CG_STATE_UNGATE);
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amdgpu_set_powergating_state(adev, AMD_IP_BLOCK_TYPE_VCE,
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AMD_PG_STATE_UNGATE);
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}
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}
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mutex_unlock(&adev->vce.idle_mutex);
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}
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/**
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* amdgpu_vce_ring_end_use - power VCE down
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*
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* @ring: amdgpu ring
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*
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* Schedule work to power VCE down again
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*/
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void amdgpu_vce_ring_end_use(struct amdgpu_ring *ring)
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{
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schedule_delayed_work(&ring->adev->vce.idle_work, VCE_IDLE_TIMEOUT);
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}
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/**
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* amdgpu_vce_free_handles - free still open VCE handles
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*
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* @adev: amdgpu_device pointer
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* @filp: drm file pointer
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*
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* Close all VCE handles still open by this file pointer
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*/
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void amdgpu_vce_free_handles(struct amdgpu_device *adev, struct drm_file *filp)
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{
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struct amdgpu_ring *ring = &adev->vce.ring[0];
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int i, r;
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for (i = 0; i < AMDGPU_MAX_VCE_HANDLES; ++i) {
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uint32_t handle = atomic_read(&adev->vce.handles[i]);
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if (!handle || adev->vce.filp[i] != filp)
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continue;
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r = amdgpu_vce_get_destroy_msg(ring, handle, false, NULL);
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if (r)
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DRM_ERROR("Error destroying VCE handle (%d)!\n", r);
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adev->vce.filp[i] = NULL;
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atomic_set(&adev->vce.handles[i], 0);
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}
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}
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/**
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* amdgpu_vce_get_create_msg - generate a VCE create msg
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*
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* @adev: amdgpu_device pointer
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* @ring: ring we should submit the msg to
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* @handle: VCE session handle to use
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* @fence: optional fence to return
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*
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* Open up a stream for HW test
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*/
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int amdgpu_vce_get_create_msg(struct amdgpu_ring *ring, uint32_t handle,
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struct dma_fence **fence)
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{
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const unsigned ib_size_dw = 1024;
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struct amdgpu_job *job;
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struct amdgpu_ib *ib;
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struct dma_fence *f = NULL;
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uint64_t dummy;
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int i, r;
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r = amdgpu_job_alloc_with_ib(ring->adev, ib_size_dw * 4, &job);
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if (r)
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return r;
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ib = &job->ibs[0];
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dummy = ib->gpu_addr + 1024;
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/* stitch together an VCE create msg */
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ib->length_dw = 0;
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ib->ptr[ib->length_dw++] = 0x0000000c; /* len */
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ib->ptr[ib->length_dw++] = 0x00000001; /* session cmd */
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ib->ptr[ib->length_dw++] = handle;
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if ((ring->adev->vce.fw_version >> 24) >= 52)
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ib->ptr[ib->length_dw++] = 0x00000040; /* len */
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else
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ib->ptr[ib->length_dw++] = 0x00000030; /* len */
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ib->ptr[ib->length_dw++] = 0x01000001; /* create cmd */
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ib->ptr[ib->length_dw++] = 0x00000000;
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ib->ptr[ib->length_dw++] = 0x00000042;
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ib->ptr[ib->length_dw++] = 0x0000000a;
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ib->ptr[ib->length_dw++] = 0x00000001;
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ib->ptr[ib->length_dw++] = 0x00000080;
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ib->ptr[ib->length_dw++] = 0x00000060;
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ib->ptr[ib->length_dw++] = 0x00000100;
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ib->ptr[ib->length_dw++] = 0x00000100;
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ib->ptr[ib->length_dw++] = 0x0000000c;
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ib->ptr[ib->length_dw++] = 0x00000000;
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if ((ring->adev->vce.fw_version >> 24) >= 52) {
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ib->ptr[ib->length_dw++] = 0x00000000;
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ib->ptr[ib->length_dw++] = 0x00000000;
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ib->ptr[ib->length_dw++] = 0x00000000;
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ib->ptr[ib->length_dw++] = 0x00000000;
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}
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ib->ptr[ib->length_dw++] = 0x00000014; /* len */
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ib->ptr[ib->length_dw++] = 0x05000005; /* feedback buffer */
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ib->ptr[ib->length_dw++] = upper_32_bits(dummy);
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ib->ptr[ib->length_dw++] = dummy;
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ib->ptr[ib->length_dw++] = 0x00000001;
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for (i = ib->length_dw; i < ib_size_dw; ++i)
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ib->ptr[i] = 0x0;
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r = amdgpu_ib_schedule(ring, 1, ib, NULL, &f);
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job->fence = dma_fence_get(f);
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if (r)
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goto err;
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|
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amdgpu_job_free(job);
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if (fence)
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*fence = dma_fence_get(f);
|
|
dma_fence_put(f);
|
|
return 0;
|
|
|
|
err:
|
|
amdgpu_job_free(job);
|
|
return r;
|
|
}
|
|
|
|
/**
|
|
* amdgpu_vce_get_destroy_msg - generate a VCE destroy msg
|
|
*
|
|
* @adev: amdgpu_device pointer
|
|
* @ring: ring we should submit the msg to
|
|
* @handle: VCE session handle to use
|
|
* @fence: optional fence to return
|
|
*
|
|
* Close up a stream for HW test or if userspace failed to do so
|
|
*/
|
|
int amdgpu_vce_get_destroy_msg(struct amdgpu_ring *ring, uint32_t handle,
|
|
bool direct, struct dma_fence **fence)
|
|
{
|
|
const unsigned ib_size_dw = 1024;
|
|
struct amdgpu_job *job;
|
|
struct amdgpu_ib *ib;
|
|
struct dma_fence *f = NULL;
|
|
int i, r;
|
|
|
|
r = amdgpu_job_alloc_with_ib(ring->adev, ib_size_dw * 4, &job);
|
|
if (r)
|
|
return r;
|
|
|
|
ib = &job->ibs[0];
|
|
|
|
/* stitch together an VCE destroy msg */
|
|
ib->length_dw = 0;
|
|
ib->ptr[ib->length_dw++] = 0x0000000c; /* len */
|
|
ib->ptr[ib->length_dw++] = 0x00000001; /* session cmd */
|
|
ib->ptr[ib->length_dw++] = handle;
|
|
|
|
ib->ptr[ib->length_dw++] = 0x00000020; /* len */
|
|
ib->ptr[ib->length_dw++] = 0x00000002; /* task info */
|
|
ib->ptr[ib->length_dw++] = 0xffffffff; /* next task info, set to 0xffffffff if no */
|
|
ib->ptr[ib->length_dw++] = 0x00000001; /* destroy session */
|
|
ib->ptr[ib->length_dw++] = 0x00000000;
|
|
ib->ptr[ib->length_dw++] = 0x00000000;
|
|
ib->ptr[ib->length_dw++] = 0xffffffff; /* feedback is not needed, set to 0xffffffff and firmware will not output feedback */
|
|
ib->ptr[ib->length_dw++] = 0x00000000;
|
|
|
|
ib->ptr[ib->length_dw++] = 0x00000008; /* len */
|
|
ib->ptr[ib->length_dw++] = 0x02000001; /* destroy cmd */
|
|
|
|
for (i = ib->length_dw; i < ib_size_dw; ++i)
|
|
ib->ptr[i] = 0x0;
|
|
|
|
if (direct) {
|
|
r = amdgpu_ib_schedule(ring, 1, ib, NULL, &f);
|
|
job->fence = dma_fence_get(f);
|
|
if (r)
|
|
goto err;
|
|
|
|
amdgpu_job_free(job);
|
|
} else {
|
|
r = amdgpu_job_submit(job, ring, &ring->adev->vce.entity,
|
|
AMDGPU_FENCE_OWNER_UNDEFINED, &f);
|
|
if (r)
|
|
goto err;
|
|
}
|
|
|
|
if (fence)
|
|
*fence = dma_fence_get(f);
|
|
dma_fence_put(f);
|
|
return 0;
|
|
|
|
err:
|
|
amdgpu_job_free(job);
|
|
return r;
|
|
}
|
|
|
|
/**
|
|
* amdgpu_vce_cs_reloc - command submission relocation
|
|
*
|
|
* @p: parser context
|
|
* @lo: address of lower dword
|
|
* @hi: address of higher dword
|
|
* @size: minimum size
|
|
*
|
|
* Patch relocation inside command stream with real buffer address
|
|
*/
|
|
static int amdgpu_vce_cs_reloc(struct amdgpu_cs_parser *p, uint32_t ib_idx,
|
|
int lo, int hi, unsigned size, uint32_t index)
|
|
{
|
|
struct amdgpu_bo_va_mapping *mapping;
|
|
struct amdgpu_bo *bo;
|
|
uint64_t addr;
|
|
int r;
|
|
|
|
if (index == 0xffffffff)
|
|
index = 0;
|
|
|
|
addr = ((uint64_t)amdgpu_get_ib_value(p, ib_idx, lo)) |
|
|
((uint64_t)amdgpu_get_ib_value(p, ib_idx, hi)) << 32;
|
|
addr += ((uint64_t)size) * ((uint64_t)index);
|
|
|
|
r = amdgpu_cs_find_mapping(p, addr, &bo, &mapping);
|
|
if (r) {
|
|
DRM_ERROR("Can't find BO for addr 0x%010Lx %d %d %d %d\n",
|
|
addr, lo, hi, size, index);
|
|
return r;
|
|
}
|
|
|
|
if ((addr + (uint64_t)size) >
|
|
(mapping->last + 1) * AMDGPU_GPU_PAGE_SIZE) {
|
|
DRM_ERROR("BO to small for addr 0x%010Lx %d %d\n",
|
|
addr, lo, hi);
|
|
return -EINVAL;
|
|
}
|
|
|
|
addr -= mapping->start * AMDGPU_GPU_PAGE_SIZE;
|
|
addr += amdgpu_bo_gpu_offset(bo);
|
|
addr -= ((uint64_t)size) * ((uint64_t)index);
|
|
|
|
amdgpu_set_ib_value(p, ib_idx, lo, lower_32_bits(addr));
|
|
amdgpu_set_ib_value(p, ib_idx, hi, upper_32_bits(addr));
|
|
|
|
return 0;
|
|
}
|
|
|
|
/**
|
|
* amdgpu_vce_validate_handle - validate stream handle
|
|
*
|
|
* @p: parser context
|
|
* @handle: handle to validate
|
|
* @allocated: allocated a new handle?
|
|
*
|
|
* Validates the handle and return the found session index or -EINVAL
|
|
* we we don't have another free session index.
|
|
*/
|
|
static int amdgpu_vce_validate_handle(struct amdgpu_cs_parser *p,
|
|
uint32_t handle, uint32_t *allocated)
|
|
{
|
|
unsigned i;
|
|
|
|
/* validate the handle */
|
|
for (i = 0; i < AMDGPU_MAX_VCE_HANDLES; ++i) {
|
|
if (atomic_read(&p->adev->vce.handles[i]) == handle) {
|
|
if (p->adev->vce.filp[i] != p->filp) {
|
|
DRM_ERROR("VCE handle collision detected!\n");
|
|
return -EINVAL;
|
|
}
|
|
return i;
|
|
}
|
|
}
|
|
|
|
/* handle not found try to alloc a new one */
|
|
for (i = 0; i < AMDGPU_MAX_VCE_HANDLES; ++i) {
|
|
if (!atomic_cmpxchg(&p->adev->vce.handles[i], 0, handle)) {
|
|
p->adev->vce.filp[i] = p->filp;
|
|
p->adev->vce.img_size[i] = 0;
|
|
*allocated |= 1 << i;
|
|
return i;
|
|
}
|
|
}
|
|
|
|
DRM_ERROR("No more free VCE handles!\n");
|
|
return -EINVAL;
|
|
}
|
|
|
|
/**
|
|
* amdgpu_vce_cs_parse - parse and validate the command stream
|
|
*
|
|
* @p: parser context
|
|
*
|
|
*/
|
|
int amdgpu_vce_ring_parse_cs(struct amdgpu_cs_parser *p, uint32_t ib_idx)
|
|
{
|
|
struct amdgpu_ib *ib = &p->job->ibs[ib_idx];
|
|
unsigned fb_idx = 0, bs_idx = 0;
|
|
int session_idx = -1;
|
|
uint32_t destroyed = 0;
|
|
uint32_t created = 0;
|
|
uint32_t allocated = 0;
|
|
uint32_t tmp, handle = 0;
|
|
uint32_t *size = &tmp;
|
|
int i, r = 0, idx = 0;
|
|
|
|
p->job->vm = NULL;
|
|
ib->gpu_addr = amdgpu_sa_bo_gpu_addr(ib->sa_bo);
|
|
|
|
while (idx < ib->length_dw) {
|
|
uint32_t len = amdgpu_get_ib_value(p, ib_idx, idx);
|
|
uint32_t cmd = amdgpu_get_ib_value(p, ib_idx, idx + 1);
|
|
|
|
if ((len < 8) || (len & 3)) {
|
|
DRM_ERROR("invalid VCE command length (%d)!\n", len);
|
|
r = -EINVAL;
|
|
goto out;
|
|
}
|
|
|
|
switch (cmd) {
|
|
case 0x00000001: /* session */
|
|
handle = amdgpu_get_ib_value(p, ib_idx, idx + 2);
|
|
session_idx = amdgpu_vce_validate_handle(p, handle,
|
|
&allocated);
|
|
if (session_idx < 0) {
|
|
r = session_idx;
|
|
goto out;
|
|
}
|
|
size = &p->adev->vce.img_size[session_idx];
|
|
break;
|
|
|
|
case 0x00000002: /* task info */
|
|
fb_idx = amdgpu_get_ib_value(p, ib_idx, idx + 6);
|
|
bs_idx = amdgpu_get_ib_value(p, ib_idx, idx + 7);
|
|
break;
|
|
|
|
case 0x01000001: /* create */
|
|
created |= 1 << session_idx;
|
|
if (destroyed & (1 << session_idx)) {
|
|
destroyed &= ~(1 << session_idx);
|
|
allocated |= 1 << session_idx;
|
|
|
|
} else if (!(allocated & (1 << session_idx))) {
|
|
DRM_ERROR("Handle already in use!\n");
|
|
r = -EINVAL;
|
|
goto out;
|
|
}
|
|
|
|
*size = amdgpu_get_ib_value(p, ib_idx, idx + 8) *
|
|
amdgpu_get_ib_value(p, ib_idx, idx + 10) *
|
|
8 * 3 / 2;
|
|
break;
|
|
|
|
case 0x04000001: /* config extension */
|
|
case 0x04000002: /* pic control */
|
|
case 0x04000005: /* rate control */
|
|
case 0x04000007: /* motion estimation */
|
|
case 0x04000008: /* rdo */
|
|
case 0x04000009: /* vui */
|
|
case 0x05000002: /* auxiliary buffer */
|
|
case 0x05000009: /* clock table */
|
|
break;
|
|
|
|
case 0x0500000c: /* hw config */
|
|
switch (p->adev->asic_type) {
|
|
#ifdef CONFIG_DRM_AMDGPU_CIK
|
|
case CHIP_KAVERI:
|
|
case CHIP_MULLINS:
|
|
#endif
|
|
case CHIP_CARRIZO:
|
|
break;
|
|
default:
|
|
r = -EINVAL;
|
|
goto out;
|
|
}
|
|
break;
|
|
|
|
case 0x03000001: /* encode */
|
|
r = amdgpu_vce_cs_reloc(p, ib_idx, idx + 10, idx + 9,
|
|
*size, 0);
|
|
if (r)
|
|
goto out;
|
|
|
|
r = amdgpu_vce_cs_reloc(p, ib_idx, idx + 12, idx + 11,
|
|
*size / 3, 0);
|
|
if (r)
|
|
goto out;
|
|
break;
|
|
|
|
case 0x02000001: /* destroy */
|
|
destroyed |= 1 << session_idx;
|
|
break;
|
|
|
|
case 0x05000001: /* context buffer */
|
|
r = amdgpu_vce_cs_reloc(p, ib_idx, idx + 3, idx + 2,
|
|
*size * 2, 0);
|
|
if (r)
|
|
goto out;
|
|
break;
|
|
|
|
case 0x05000004: /* video bitstream buffer */
|
|
tmp = amdgpu_get_ib_value(p, ib_idx, idx + 4);
|
|
r = amdgpu_vce_cs_reloc(p, ib_idx, idx + 3, idx + 2,
|
|
tmp, bs_idx);
|
|
if (r)
|
|
goto out;
|
|
break;
|
|
|
|
case 0x05000005: /* feedback buffer */
|
|
r = amdgpu_vce_cs_reloc(p, ib_idx, idx + 3, idx + 2,
|
|
4096, fb_idx);
|
|
if (r)
|
|
goto out;
|
|
break;
|
|
|
|
default:
|
|
DRM_ERROR("invalid VCE command (0x%x)!\n", cmd);
|
|
r = -EINVAL;
|
|
goto out;
|
|
}
|
|
|
|
if (session_idx == -1) {
|
|
DRM_ERROR("no session command at start of IB\n");
|
|
r = -EINVAL;
|
|
goto out;
|
|
}
|
|
|
|
idx += len / 4;
|
|
}
|
|
|
|
if (allocated & ~created) {
|
|
DRM_ERROR("New session without create command!\n");
|
|
r = -ENOENT;
|
|
}
|
|
|
|
out:
|
|
if (!r) {
|
|
/* No error, free all destroyed handle slots */
|
|
tmp = destroyed;
|
|
} else {
|
|
/* Error during parsing, free all allocated handle slots */
|
|
tmp = allocated;
|
|
}
|
|
|
|
for (i = 0; i < AMDGPU_MAX_VCE_HANDLES; ++i)
|
|
if (tmp & (1 << i))
|
|
atomic_set(&p->adev->vce.handles[i], 0);
|
|
|
|
return r;
|
|
}
|
|
|
|
/**
|
|
* amdgpu_vce_cs_parse_vm - parse the command stream in VM mode
|
|
*
|
|
* @p: parser context
|
|
*
|
|
*/
|
|
int amdgpu_vce_ring_parse_cs_vm(struct amdgpu_cs_parser *p, uint32_t ib_idx)
|
|
{
|
|
struct amdgpu_ib *ib = &p->job->ibs[ib_idx];
|
|
int session_idx = -1;
|
|
uint32_t destroyed = 0;
|
|
uint32_t created = 0;
|
|
uint32_t allocated = 0;
|
|
uint32_t tmp, handle = 0;
|
|
int i, r = 0, idx = 0;
|
|
|
|
while (idx < ib->length_dw) {
|
|
uint32_t len = amdgpu_get_ib_value(p, ib_idx, idx);
|
|
uint32_t cmd = amdgpu_get_ib_value(p, ib_idx, idx + 1);
|
|
|
|
if ((len < 8) || (len & 3)) {
|
|
DRM_ERROR("invalid VCE command length (%d)!\n", len);
|
|
r = -EINVAL;
|
|
goto out;
|
|
}
|
|
|
|
switch (cmd) {
|
|
case 0x00000001: /* session */
|
|
handle = amdgpu_get_ib_value(p, ib_idx, idx + 2);
|
|
session_idx = amdgpu_vce_validate_handle(p, handle,
|
|
&allocated);
|
|
if (session_idx < 0) {
|
|
r = session_idx;
|
|
goto out;
|
|
}
|
|
break;
|
|
|
|
case 0x01000001: /* create */
|
|
created |= 1 << session_idx;
|
|
if (destroyed & (1 << session_idx)) {
|
|
destroyed &= ~(1 << session_idx);
|
|
allocated |= 1 << session_idx;
|
|
|
|
} else if (!(allocated & (1 << session_idx))) {
|
|
DRM_ERROR("Handle already in use!\n");
|
|
r = -EINVAL;
|
|
goto out;
|
|
}
|
|
|
|
break;
|
|
|
|
case 0x02000001: /* destroy */
|
|
destroyed |= 1 << session_idx;
|
|
break;
|
|
|
|
default:
|
|
break;
|
|
}
|
|
|
|
if (session_idx == -1) {
|
|
DRM_ERROR("no session command at start of IB\n");
|
|
r = -EINVAL;
|
|
goto out;
|
|
}
|
|
|
|
idx += len / 4;
|
|
}
|
|
|
|
if (allocated & ~created) {
|
|
DRM_ERROR("New session without create command!\n");
|
|
r = -ENOENT;
|
|
}
|
|
|
|
out:
|
|
if (!r) {
|
|
/* No error, free all destroyed handle slots */
|
|
tmp = destroyed;
|
|
amdgpu_ib_free(p->adev, ib, NULL);
|
|
} else {
|
|
/* Error during parsing, free all allocated handle slots */
|
|
tmp = allocated;
|
|
}
|
|
|
|
for (i = 0; i < AMDGPU_MAX_VCE_HANDLES; ++i)
|
|
if (tmp & (1 << i))
|
|
atomic_set(&p->adev->vce.handles[i], 0);
|
|
|
|
return r;
|
|
}
|
|
|
|
/**
|
|
* amdgpu_vce_ring_emit_ib - execute indirect buffer
|
|
*
|
|
* @ring: engine to use
|
|
* @ib: the IB to execute
|
|
*
|
|
*/
|
|
void amdgpu_vce_ring_emit_ib(struct amdgpu_ring *ring, struct amdgpu_ib *ib,
|
|
unsigned vm_id, bool ctx_switch)
|
|
{
|
|
amdgpu_ring_write(ring, VCE_CMD_IB);
|
|
amdgpu_ring_write(ring, lower_32_bits(ib->gpu_addr));
|
|
amdgpu_ring_write(ring, upper_32_bits(ib->gpu_addr));
|
|
amdgpu_ring_write(ring, ib->length_dw);
|
|
}
|
|
|
|
/**
|
|
* amdgpu_vce_ring_emit_fence - add a fence command to the ring
|
|
*
|
|
* @ring: engine to use
|
|
* @fence: the fence
|
|
*
|
|
*/
|
|
void amdgpu_vce_ring_emit_fence(struct amdgpu_ring *ring, u64 addr, u64 seq,
|
|
unsigned flags)
|
|
{
|
|
WARN_ON(flags & AMDGPU_FENCE_FLAG_64BIT);
|
|
|
|
amdgpu_ring_write(ring, VCE_CMD_FENCE);
|
|
amdgpu_ring_write(ring, addr);
|
|
amdgpu_ring_write(ring, upper_32_bits(addr));
|
|
amdgpu_ring_write(ring, seq);
|
|
amdgpu_ring_write(ring, VCE_CMD_TRAP);
|
|
amdgpu_ring_write(ring, VCE_CMD_END);
|
|
}
|
|
|
|
/**
|
|
* amdgpu_vce_ring_test_ring - test if VCE ring is working
|
|
*
|
|
* @ring: the engine to test on
|
|
*
|
|
*/
|
|
int amdgpu_vce_ring_test_ring(struct amdgpu_ring *ring)
|
|
{
|
|
struct amdgpu_device *adev = ring->adev;
|
|
uint32_t rptr = amdgpu_ring_get_rptr(ring);
|
|
unsigned i;
|
|
int r, timeout = adev->usec_timeout;
|
|
|
|
/* skip ring test for sriov*/
|
|
if (amdgpu_sriov_vf(adev))
|
|
return 0;
|
|
|
|
r = amdgpu_ring_alloc(ring, 16);
|
|
if (r) {
|
|
DRM_ERROR("amdgpu: vce failed to lock ring %d (%d).\n",
|
|
ring->idx, r);
|
|
return r;
|
|
}
|
|
amdgpu_ring_write(ring, VCE_CMD_END);
|
|
amdgpu_ring_commit(ring);
|
|
|
|
for (i = 0; i < timeout; i++) {
|
|
if (amdgpu_ring_get_rptr(ring) != rptr)
|
|
break;
|
|
DRM_UDELAY(1);
|
|
}
|
|
|
|
if (i < timeout) {
|
|
DRM_INFO("ring test on %d succeeded in %d usecs\n",
|
|
ring->idx, i);
|
|
} else {
|
|
DRM_ERROR("amdgpu: ring %d test failed\n",
|
|
ring->idx);
|
|
r = -ETIMEDOUT;
|
|
}
|
|
|
|
return r;
|
|
}
|
|
|
|
/**
|
|
* amdgpu_vce_ring_test_ib - test if VCE IBs are working
|
|
*
|
|
* @ring: the engine to test on
|
|
*
|
|
*/
|
|
int amdgpu_vce_ring_test_ib(struct amdgpu_ring *ring, long timeout)
|
|
{
|
|
struct dma_fence *fence = NULL;
|
|
long r;
|
|
|
|
/* skip vce ring1/2 ib test for now, since it's not reliable */
|
|
if (ring != &ring->adev->vce.ring[0])
|
|
return 0;
|
|
|
|
r = amdgpu_vce_get_create_msg(ring, 1, NULL);
|
|
if (r) {
|
|
DRM_ERROR("amdgpu: failed to get create msg (%ld).\n", r);
|
|
goto error;
|
|
}
|
|
|
|
r = amdgpu_vce_get_destroy_msg(ring, 1, true, &fence);
|
|
if (r) {
|
|
DRM_ERROR("amdgpu: failed to get destroy ib (%ld).\n", r);
|
|
goto error;
|
|
}
|
|
|
|
r = dma_fence_wait_timeout(fence, false, timeout);
|
|
if (r == 0) {
|
|
DRM_ERROR("amdgpu: IB test timed out.\n");
|
|
r = -ETIMEDOUT;
|
|
} else if (r < 0) {
|
|
DRM_ERROR("amdgpu: fence wait failed (%ld).\n", r);
|
|
} else {
|
|
DRM_INFO("ib test on ring %d succeeded\n", ring->idx);
|
|
r = 0;
|
|
}
|
|
error:
|
|
dma_fence_put(fence);
|
|
return r;
|
|
}
|