116 lines
3.0 KiB
C
116 lines
3.0 KiB
C
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/* SPDX-License-Identifier: BSD-3-Clause OR GPL-2.0-or-later */
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/*
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* Copyright 2013-2015 Freescale Semiconductor Inc.
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*/
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#undef TRACE_SYSTEM
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#define TRACE_SYSTEM dpaa_eth
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#if !defined(_DPAA_ETH_TRACE_H) || defined(TRACE_HEADER_MULTI_READ)
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#define _DPAA_ETH_TRACE_H
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#include <linux/skbuff.h>
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#include <linux/netdevice.h>
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#include "dpaa_eth.h"
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#include <linux/tracepoint.h>
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#define fd_format_name(format) { qm_fd_##format, #format }
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#define fd_format_list \
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fd_format_name(contig), \
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fd_format_name(sg)
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/* This is used to declare a class of events.
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* individual events of this type will be defined below.
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*/
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/* Store details about a frame descriptor and the FQ on which it was
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* transmitted/received.
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*/
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DECLARE_EVENT_CLASS(dpaa_eth_fd,
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/* Trace function prototype */
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TP_PROTO(struct net_device *netdev,
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struct qman_fq *fq,
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const struct qm_fd *fd),
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/* Repeat argument list here */
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TP_ARGS(netdev, fq, fd),
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/* A structure containing the relevant information we want to record.
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* Declare name and type for each normal element, name, type and size
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* for arrays. Use __string for variable length strings.
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*/
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TP_STRUCT__entry(
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__field(u32, fqid)
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__field(u64, fd_addr)
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__field(u8, fd_format)
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__field(u16, fd_offset)
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__field(u32, fd_length)
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__field(u32, fd_status)
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__string(name, netdev->name)
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),
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/* The function that assigns values to the above declared fields */
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TP_fast_assign(
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__entry->fqid = fq->fqid;
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__entry->fd_addr = qm_fd_addr_get64(fd);
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__entry->fd_format = qm_fd_get_format(fd);
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__entry->fd_offset = qm_fd_get_offset(fd);
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__entry->fd_length = qm_fd_get_length(fd);
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__entry->fd_status = fd->status;
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__assign_str(name, netdev->name);
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),
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/* This is what gets printed when the trace event is triggered */
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TP_printk("[%s] fqid=%d, fd: addr=0x%llx, format=%s, off=%u, len=%u, status=0x%08x",
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__get_str(name), __entry->fqid, __entry->fd_addr,
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__print_symbolic(__entry->fd_format, fd_format_list),
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__entry->fd_offset, __entry->fd_length, __entry->fd_status)
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);
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/* Now declare events of the above type. Format is:
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* DEFINE_EVENT(class, name, proto, args), with proto and args same as for class
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*/
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/* Tx (egress) fd */
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DEFINE_EVENT(dpaa_eth_fd, dpaa_tx_fd,
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TP_PROTO(struct net_device *netdev,
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struct qman_fq *fq,
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const struct qm_fd *fd),
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TP_ARGS(netdev, fq, fd)
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);
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/* Rx fd */
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DEFINE_EVENT(dpaa_eth_fd, dpaa_rx_fd,
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TP_PROTO(struct net_device *netdev,
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struct qman_fq *fq,
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const struct qm_fd *fd),
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TP_ARGS(netdev, fq, fd)
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);
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/* Tx confirmation fd */
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DEFINE_EVENT(dpaa_eth_fd, dpaa_tx_conf_fd,
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TP_PROTO(struct net_device *netdev,
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struct qman_fq *fq,
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const struct qm_fd *fd),
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TP_ARGS(netdev, fq, fd)
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);
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/* If only one event of a certain type needs to be declared, use TRACE_EVENT().
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* The syntax is the same as for DECLARE_EVENT_CLASS().
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*/
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#endif /* _DPAA_ETH_TRACE_H */
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/* This must be outside ifdef _DPAA_ETH_TRACE_H */
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#undef TRACE_INCLUDE_PATH
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#define TRACE_INCLUDE_PATH .
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#undef TRACE_INCLUDE_FILE
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#define TRACE_INCLUDE_FILE dpaa_eth_trace
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#include <trace/define_trace.h>
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