Viewing file:  devlink.h (1.76 KB) -rw-r--r--
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/* SPDX-License-Identifier: GPL-2.0 */
#if IS_ENABLED(CONFIG_NET_DEVLINK)
#undef TRACE_SYSTEM
#define TRACE_SYSTEM devlink
#if !defined(_TRACE_DEVLINK_H) || defined(TRACE_HEADER_MULTI_READ)
#define _TRACE_DEVLINK_H
#include <linux/device.h>
#include <net/devlink.h>
#include <linux/tracepoint.h>
/*
* Tracepoint for devlink hardware message:
*/
TRACE_EVENT(devlink_hwmsg,
TP_PROTO(const struct devlink *devlink, bool incoming,
unsigned long type, const u8 *buf, size_t len),
TP_ARGS(devlink, incoming, type, buf, len),
TP_STRUCT__entry(
__string(bus_name, devlink->dev->bus->name)
__string(dev_name, dev_name(devlink->dev))
__string(driver_name, devlink->dev->driver->name)
__field(bool, incoming)
__field(unsigned long, type)
__dynamic_array(u8, buf, len)
__field(size_t, len)
),
TP_fast_assign(
__assign_str(bus_name, devlink->dev->bus->name);
__assign_str(dev_name, dev_name(devlink->dev));
__assign_str(driver_name, devlink->dev->driver->name);
__entry->incoming = incoming;
__entry->type = type;
memcpy(__get_dynamic_array(buf), buf, len);
__entry->len = len;
),
TP_printk("bus_name=%s dev_name=%s driver_name=%s incoming=%d type=%lu buf=0x[%*phD] len=%zu",
__get_str(bus_name), __get_str(dev_name),
__get_str(driver_name), __entry->incoming, __entry->type,
(int) __entry->len, __get_dynamic_array(buf), __entry->len)
);
#endif /* _TRACE_DEVLINK_H */
/* This part must be outside protection */
#include <trace/define_trace.h>
#else /* CONFIG_NET_DEVLINK */
#if !defined(_TRACE_DEVLINK_H)
#define _TRACE_DEVLINK_H
#include <net/devlink.h>
static inline void trace_devlink_hwmsg(const struct devlink *devlink,
bool incoming, unsigned long type,
const u8 *buf, size_t len)
{
}
#endif /* _TRACE_DEVLINK_H */
#endif
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