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	Enable command submission to VPE from user space. Signed-off-by: Lang Yu <Lang.Yu@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
		
			
				
	
	
		
			116 lines
		
	
	
	
		
			4 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			116 lines
		
	
	
	
		
			4 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
// 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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	[AMDGPU_HW_IP_VPE]	=	"vpe",
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};
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void amdgpu_show_fdinfo(struct drm_printer *p, struct drm_file *file)
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{
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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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	struct amdgpu_mem_stats stats;
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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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	memset(&stats, 0, sizeof(stats));
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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, &stats);
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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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	drm_printf(p, "pasid:\t%u\n", fpriv->vm.pasid);
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	drm_printf(p, "drm-driver:\t%s\n", file->minor->dev->driver->name);
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	drm_printf(p, "drm-pdev:\t%04x:%02x:%02x.%d\n", domain, bus, dev, fn);
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	drm_printf(p, "drm-client-id:\t%llu\n", vm->immediate.fence_context);
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	drm_printf(p, "drm-memory-vram:\t%llu KiB\n", stats.vram/1024UL);
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	drm_printf(p, "drm-memory-gtt: \t%llu KiB\n", stats.gtt/1024UL);
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	drm_printf(p, "drm-memory-cpu: \t%llu KiB\n", stats.cpu/1024UL);
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	drm_printf(p, "amd-memory-visible-vram:\t%llu KiB\n",
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		   stats.visible_vram/1024UL);
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	drm_printf(p, "amd-evicted-vram:\t%llu KiB\n",
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		   stats.evicted_vram/1024UL);
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	drm_printf(p, "amd-evicted-visible-vram:\t%llu KiB\n",
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		   stats.evicted_visible_vram/1024UL);
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	drm_printf(p, "amd-requested-vram:\t%llu KiB\n",
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		   stats.requested_vram/1024UL);
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	drm_printf(p, "amd-requested-visible-vram:\t%llu KiB\n",
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		   stats.requested_visible_vram/1024UL);
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	drm_printf(p, "amd-requested-gtt:\t%llu KiB\n",
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		   stats.requested_gtt/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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		drm_printf(p, "drm-engine-%s:\t%lld 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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