104 lines
3.5 KiB
C
104 lines
3.5 KiB
C
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// SPDX-License-Identifier: MIT
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/* Copyright 2021 Advanced Micro Devices, Inc.
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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 "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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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 NONINFRINGEMENT. IN NO EVENT SHALL
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* THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
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* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
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* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
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* OTHER DEALINGS IN THE SOFTWARE.
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*
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* Authors: David Nieto
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* Roy Sun
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*/
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#include <linux/debugfs.h>
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#include <linux/list.h>
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#include <linux/module.h>
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#include <linux/uaccess.h>
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#include <linux/reboot.h>
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#include <linux/syscalls.h>
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#include <drm/amdgpu_drm.h>
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#include <drm/drm_debugfs.h>
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#include <drm/drm_drv.h>
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#include "amdgpu.h"
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#include "amdgpu_vm.h"
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#include "amdgpu_gem.h"
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#include "amdgpu_ctx.h"
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#include "amdgpu_fdinfo.h"
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static const char *amdgpu_ip_name[AMDGPU_HW_IP_NUM] = {
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[AMDGPU_HW_IP_GFX] = "gfx",
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[AMDGPU_HW_IP_COMPUTE] = "compute",
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[AMDGPU_HW_IP_DMA] = "dma",
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[AMDGPU_HW_IP_UVD] = "dec",
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[AMDGPU_HW_IP_VCE] = "enc",
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[AMDGPU_HW_IP_UVD_ENC] = "enc_1",
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[AMDGPU_HW_IP_VCN_DEC] = "dec",
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[AMDGPU_HW_IP_VCN_ENC] = "enc",
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[AMDGPU_HW_IP_VCN_JPEG] = "jpeg",
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};
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void amdgpu_show_fdinfo(struct seq_file *m, struct file *f)
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{
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struct drm_file *file = f->private_data;
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struct amdgpu_device *adev = drm_to_adev(file->minor->dev);
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struct amdgpu_fpriv *fpriv = file->driver_priv;
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struct amdgpu_vm *vm = &fpriv->vm;
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uint64_t vram_mem = 0, gtt_mem = 0, cpu_mem = 0;
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ktime_t usage[AMDGPU_HW_IP_NUM];
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uint32_t bus, dev, fn, domain;
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unsigned int hw_ip;
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int ret;
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bus = adev->pdev->bus->number;
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domain = pci_domain_nr(adev->pdev->bus);
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dev = PCI_SLOT(adev->pdev->devfn);
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fn = PCI_FUNC(adev->pdev->devfn);
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ret = amdgpu_bo_reserve(vm->root.bo, false);
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if (ret)
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return;
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amdgpu_vm_get_memory(vm, &vram_mem, >t_mem, &cpu_mem);
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amdgpu_bo_unreserve(vm->root.bo);
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amdgpu_ctx_mgr_usage(&fpriv->ctx_mgr, usage);
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/*
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* ******************************************************************
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* For text output format description please see drm-usage-stats.rst!
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* ******************************************************************
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*/
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seq_printf(m, "pasid:\t%u\n", fpriv->vm.pasid);
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seq_printf(m, "drm-driver:\t%s\n", file->minor->dev->driver->name);
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seq_printf(m, "drm-pdev:\t%04x:%02x:%02x.%d\n", domain, bus, dev, fn);
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seq_printf(m, "drm-client-id:\t%Lu\n", vm->immediate.fence_context);
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seq_printf(m, "drm-memory-vram:\t%llu KiB\n", vram_mem/1024UL);
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seq_printf(m, "drm-memory-gtt: \t%llu KiB\n", gtt_mem/1024UL);
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seq_printf(m, "drm-memory-cpu: \t%llu KiB\n", cpu_mem/1024UL);
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for (hw_ip = 0; hw_ip < AMDGPU_HW_IP_NUM; ++hw_ip) {
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if (!usage[hw_ip])
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continue;
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seq_printf(m, "drm-engine-%s:\t%Ld ns\n", amdgpu_ip_name[hw_ip],
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ktime_to_ns(usage[hw_ip]));
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}
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}
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