cachepc-linux

Fork of AMDESE/linux with modifications for CachePC side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-linux
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dpaa_eth_trace.h (3090B)

      1/* SPDX-License-Identifier: BSD-3-Clause OR GPL-2.0-or-later */
      2/*
      3 * Copyright 2013-2015 Freescale Semiconductor Inc.
      4 */
      5
      6#undef TRACE_SYSTEM
      7#define TRACE_SYSTEM	dpaa_eth
      8
      9#if !defined(_DPAA_ETH_TRACE_H) || defined(TRACE_HEADER_MULTI_READ)
     10#define _DPAA_ETH_TRACE_H
     11
     12#include <linux/skbuff.h>
     13#include <linux/netdevice.h>
     14#include "dpaa_eth.h"
     15#include <linux/tracepoint.h>
     16
     17#define fd_format_name(format)	{ qm_fd_##format, #format }
     18#define fd_format_list	\
     19	fd_format_name(contig),	\
     20	fd_format_name(sg)
     21
     22/* This is used to declare a class of events.
     23 * individual events of this type will be defined below.
     24 */
     25
     26/* Store details about a frame descriptor and the FQ on which it was
     27 * transmitted/received.
     28 */
     29DECLARE_EVENT_CLASS(dpaa_eth_fd,
     30	/* Trace function prototype */
     31	TP_PROTO(struct net_device *netdev,
     32		 struct qman_fq *fq,
     33		 const struct qm_fd *fd),
     34
     35	/* Repeat argument list here */
     36	TP_ARGS(netdev, fq, fd),
     37
     38	/* A structure containing the relevant information we want to record.
     39	 * Declare name and type for each normal element, name, type and size
     40	 * for arrays. Use __string for variable length strings.
     41	 */
     42	TP_STRUCT__entry(
     43		__field(u32,	fqid)
     44		__field(u64,	fd_addr)
     45		__field(u8,	fd_format)
     46		__field(u16,	fd_offset)
     47		__field(u32,	fd_length)
     48		__field(u32,	fd_status)
     49		__string(name,	netdev->name)
     50	),
     51
     52	/* The function that assigns values to the above declared fields */
     53	TP_fast_assign(
     54		__entry->fqid = fq->fqid;
     55		__entry->fd_addr = qm_fd_addr_get64(fd);
     56		__entry->fd_format = qm_fd_get_format(fd);
     57		__entry->fd_offset = qm_fd_get_offset(fd);
     58		__entry->fd_length = qm_fd_get_length(fd);
     59		__entry->fd_status = fd->status;
     60		__assign_str(name, netdev->name);
     61	),
     62
     63	/* This is what gets printed when the trace event is triggered */
     64	TP_printk("[%s] fqid=%d, fd: addr=0x%llx, format=%s, off=%u, len=%u, status=0x%08x",
     65		  __get_str(name), __entry->fqid, __entry->fd_addr,
     66		  __print_symbolic(__entry->fd_format, fd_format_list),
     67		  __entry->fd_offset, __entry->fd_length, __entry->fd_status)
     68);
     69
     70/* Now declare events of the above type. Format is:
     71 * DEFINE_EVENT(class, name, proto, args), with proto and args same as for class
     72 */
     73
     74/* Tx (egress) fd */
     75DEFINE_EVENT(dpaa_eth_fd, dpaa_tx_fd,
     76
     77	TP_PROTO(struct net_device *netdev,
     78		 struct qman_fq *fq,
     79		 const struct qm_fd *fd),
     80
     81	TP_ARGS(netdev, fq, fd)
     82);
     83
     84/* Rx fd */
     85DEFINE_EVENT(dpaa_eth_fd, dpaa_rx_fd,
     86
     87	TP_PROTO(struct net_device *netdev,
     88		 struct qman_fq *fq,
     89		 const struct qm_fd *fd),
     90
     91	TP_ARGS(netdev, fq, fd)
     92);
     93
     94/* Tx confirmation fd */
     95DEFINE_EVENT(dpaa_eth_fd, dpaa_tx_conf_fd,
     96
     97	TP_PROTO(struct net_device *netdev,
     98		 struct qman_fq *fq,
     99		 const struct qm_fd *fd),
    100
    101	TP_ARGS(netdev, fq, fd)
    102);
    103
    104/* If only one event of a certain type needs to be declared, use TRACE_EVENT().
    105 * The syntax is the same as for DECLARE_EVENT_CLASS().
    106 */
    107
    108#endif /* _DPAA_ETH_TRACE_H */
    109
    110/* This must be outside ifdef _DPAA_ETH_TRACE_H */
    111#undef TRACE_INCLUDE_PATH
    112#define TRACE_INCLUDE_PATH .
    113#undef TRACE_INCLUDE_FILE
    114#define TRACE_INCLUDE_FILE	dpaa_eth_trace
    115#include <trace/define_trace.h>