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1/* SPDX-License-Identifier: GPL-2.0 */2/*3 * GPU memory trace points4 *5 * Copyright (C) 2020 Google, Inc.6 */7 8#undef TRACE_SYSTEM9#define TRACE_SYSTEM gpu_mem10 11#if !defined(_TRACE_GPU_MEM_H) || defined(TRACE_HEADER_MULTI_READ)12#define _TRACE_GPU_MEM_H13 14#include <linux/tracepoint.h>15 16/*17 * The gpu_memory_total event indicates that there's an update to either the18 * global or process total gpu memory counters.19 *20 * This event should be emitted whenever the kernel device driver allocates,21 * frees, imports, unimports memory in the GPU addressable space.22 *23 * @gpu_id: This is the gpu id.24 *25 * @pid: Put 0 for global total, while positive pid for process total.26 *27 * @size: Size of the allocation in bytes.28 *29 */30TRACE_EVENT(gpu_mem_total,31 32 TP_PROTO(uint32_t gpu_id, uint32_t pid, uint64_t size),33 34 TP_ARGS(gpu_id, pid, size),35 36 TP_STRUCT__entry(37 __field(uint32_t, gpu_id)38 __field(uint32_t, pid)39 __field(uint64_t, size)40 ),41 42 TP_fast_assign(43 __entry->gpu_id = gpu_id;44 __entry->pid = pid;45 __entry->size = size;46 ),47 48 TP_printk("gpu_id=%u pid=%u size=%llu",49 __entry->gpu_id,50 __entry->pid,51 __entry->size)52);53 54#endif /* _TRACE_GPU_MEM_H */55 56/* This part must be outside protection */57#include <trace/define_trace.h>58