158 lines
4.3 KiB
C
158 lines
4.3 KiB
C
/* SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause) */
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/* Copyright 2014-2015 Freescale Semiconductor Inc.
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*/
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#undef TRACE_SYSTEM
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#define TRACE_SYSTEM dpaa2_eth
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#if !defined(_DPAA2_ETH_TRACE_H) || defined(TRACE_HEADER_MULTI_READ)
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#define _DPAA2_ETH_TRACE_H
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#include <linux/skbuff.h>
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#include <linux/netdevice.h>
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#include <linux/tracepoint.h>
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#define TR_FMT "[%s] fd: addr=0x%llx, len=%u, off=%u"
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/* trace_printk format for raw buffer event class */
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#define TR_BUF_FMT "[%s] vaddr=%p size=%zu dma_addr=%pad map_size=%zu bpid=%d"
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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 */
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DECLARE_EVENT_CLASS(dpaa2_eth_fd,
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/* Trace function prototype */
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TP_PROTO(struct net_device *netdev,
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const struct dpaa2_fd *fd),
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/* Repeat argument list here */
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TP_ARGS(netdev, fd),
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/* A structure containing the relevant information we want
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* to record. Declare name and type for each normal element,
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* name, type and size for arrays. Use __string for variable
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* length strings.
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*/
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TP_STRUCT__entry(
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__field(u64, fd_addr)
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__field(u32, fd_len)
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__field(u16, fd_offset)
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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
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* fields
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*/
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TP_fast_assign(
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__entry->fd_addr = dpaa2_fd_get_addr(fd);
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__entry->fd_len = dpaa2_fd_get_len(fd);
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__entry->fd_offset = dpaa2_fd_get_offset(fd);
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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
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* triggered.
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*/
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TP_printk(TR_FMT,
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__get_str(name),
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__entry->fd_addr,
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__entry->fd_len,
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__entry->fd_offset)
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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(dpaa2_eth_fd, dpaa2_tx_fd,
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TP_PROTO(struct net_device *netdev,
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const struct dpaa2_fd *fd),
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TP_ARGS(netdev, fd)
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);
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/* Rx fd */
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DEFINE_EVENT(dpaa2_eth_fd, dpaa2_rx_fd,
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TP_PROTO(struct net_device *netdev,
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const struct dpaa2_fd *fd),
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TP_ARGS(netdev, fd)
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);
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/* Tx confirmation fd */
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DEFINE_EVENT(dpaa2_eth_fd, dpaa2_tx_conf_fd,
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TP_PROTO(struct net_device *netdev,
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const struct dpaa2_fd *fd),
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TP_ARGS(netdev, fd)
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);
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/* Log data about raw buffers. Useful for tracing DPBP content. */
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TRACE_EVENT(dpaa2_eth_buf_seed,
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/* Trace function prototype */
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TP_PROTO(struct net_device *netdev,
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/* virtual address and size */
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void *vaddr,
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size_t size,
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/* dma map address and size */
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dma_addr_t dma_addr,
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size_t map_size,
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/* buffer pool id, if relevant */
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u16 bpid),
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/* Repeat argument list here */
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TP_ARGS(netdev, vaddr, size, dma_addr, map_size, bpid),
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/* A structure containing the relevant information we want
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* to record. Declare name and type for each normal element,
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* name, type and size for arrays. Use __string for variable
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* length strings.
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*/
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TP_STRUCT__entry(
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__field(void *, vaddr)
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__field(size_t, size)
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__field(dma_addr_t, dma_addr)
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__field(size_t, map_size)
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__field(u16, bpid)
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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
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* fields
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*/
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TP_fast_assign(
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__entry->vaddr = vaddr;
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__entry->size = size;
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__entry->dma_addr = dma_addr;
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__entry->map_size = map_size;
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__entry->bpid = bpid;
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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
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* triggered.
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*/
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TP_printk(TR_BUF_FMT,
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__get_str(name),
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__entry->vaddr,
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__entry->size,
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&__entry->dma_addr,
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__entry->map_size,
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__entry->bpid)
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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 /* _DPAA2_ETH_TRACE_H */
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/* This must be outside ifdef _DPAA2_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 dpaa2-eth-trace
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#include <trace/define_trace.h>
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