diff options
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_fdinfo.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_fdinfo.c | 115 |
1 files changed, 115 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_fdinfo.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_fdinfo.c new file mode 100644 index 000000000..6038b5021 --- /dev/null +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_fdinfo.c @@ -0,0 +1,115 @@ +// SPDX-License-Identifier: MIT +/* Copyright 2021 Advanced Micro Devices, Inc. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + * + * Authors: David Nieto + * Roy Sun + */ + +#include <linux/debugfs.h> +#include <linux/list.h> +#include <linux/module.h> +#include <linux/uaccess.h> +#include <linux/reboot.h> +#include <linux/syscalls.h> + +#include <drm/amdgpu_drm.h> +#include <drm/drm_debugfs.h> +#include <drm/drm_drv.h> + +#include "amdgpu.h" +#include "amdgpu_vm.h" +#include "amdgpu_gem.h" +#include "amdgpu_ctx.h" +#include "amdgpu_fdinfo.h" + + +static const char *amdgpu_ip_name[AMDGPU_HW_IP_NUM] = { + [AMDGPU_HW_IP_GFX] = "gfx", + [AMDGPU_HW_IP_COMPUTE] = "compute", + [AMDGPU_HW_IP_DMA] = "dma", + [AMDGPU_HW_IP_UVD] = "dec", + [AMDGPU_HW_IP_VCE] = "enc", + [AMDGPU_HW_IP_UVD_ENC] = "enc_1", + [AMDGPU_HW_IP_VCN_DEC] = "dec", + [AMDGPU_HW_IP_VCN_ENC] = "enc", + [AMDGPU_HW_IP_VCN_JPEG] = "jpeg", +}; + +void amdgpu_show_fdinfo(struct drm_printer *p, struct drm_file *file) +{ + struct amdgpu_device *adev = drm_to_adev(file->minor->dev); + struct amdgpu_fpriv *fpriv = file->driver_priv; + struct amdgpu_vm *vm = &fpriv->vm; + + struct amdgpu_mem_stats stats; + ktime_t usage[AMDGPU_HW_IP_NUM]; + uint32_t bus, dev, fn, domain; + unsigned int hw_ip; + int ret; + + memset(&stats, 0, sizeof(stats)); + bus = adev->pdev->bus->number; + domain = pci_domain_nr(adev->pdev->bus); + dev = PCI_SLOT(adev->pdev->devfn); + fn = PCI_FUNC(adev->pdev->devfn); + + ret = amdgpu_bo_reserve(vm->root.bo, false); + if (ret) + return; + + amdgpu_vm_get_memory(vm, &stats); + amdgpu_bo_unreserve(vm->root.bo); + + amdgpu_ctx_mgr_usage(&fpriv->ctx_mgr, usage); + + /* + * ****************************************************************** + * For text output format description please see drm-usage-stats.rst! + * ****************************************************************** + */ + + drm_printf(p, "pasid:\t%u\n", fpriv->vm.pasid); + drm_printf(p, "drm-driver:\t%s\n", file->minor->dev->driver->name); + drm_printf(p, "drm-pdev:\t%04x:%02x:%02x.%d\n", domain, bus, dev, fn); + drm_printf(p, "drm-client-id:\t%llu\n", vm->immediate.fence_context); + drm_printf(p, "drm-memory-vram:\t%llu KiB\n", stats.vram/1024UL); + drm_printf(p, "drm-memory-gtt: \t%llu KiB\n", stats.gtt/1024UL); + drm_printf(p, "drm-memory-cpu: \t%llu KiB\n", stats.cpu/1024UL); + drm_printf(p, "amd-memory-visible-vram:\t%llu KiB\n", + stats.visible_vram/1024UL); + drm_printf(p, "amd-evicted-vram:\t%llu KiB\n", + stats.evicted_vram/1024UL); + drm_printf(p, "amd-evicted-visible-vram:\t%llu KiB\n", + stats.evicted_visible_vram/1024UL); + drm_printf(p, "amd-requested-vram:\t%llu KiB\n", + stats.requested_vram/1024UL); + drm_printf(p, "amd-requested-visible-vram:\t%llu KiB\n", + stats.requested_visible_vram/1024UL); + drm_printf(p, "amd-requested-gtt:\t%llu KiB\n", + stats.requested_gtt/1024UL); + for (hw_ip = 0; hw_ip < AMDGPU_HW_IP_NUM; ++hw_ip) { + if (!usage[hw_ip]) + continue; + + drm_printf(p, "drm-engine-%s:\t%lld ns\n", amdgpu_ip_name[hw_ip], + ktime_to_ns(usage[hw_ip])); + } +} |