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net: qrtr: Add tracepoint support

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Add tracepoint support for QRTR with NS as the first candidate. Later on
this can be extended to core QRTR and transport drivers.

The trace_printk() used in NS has been replaced by tracepoints.

Signed-off-by: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Manivannan Sadhasivam
2020-04-21 13:10:54 +05:30
committed by David S. Miller
parent 540bde5c2c
commit dfddb54043
2 changed files with 126 additions and 9 deletions
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115
include/trace/events/qrtr.h Normal file
View File

@@ -0,0 +1,115 @@
/* SPDX-License-Identifier: GPL-2.0 */
#undef TRACE_SYSTEM
#define TRACE_SYSTEM qrtr
#if !defined(_TRACE_QRTR_H) || defined(TRACE_HEADER_MULTI_READ)
#define _TRACE_QRTR_H
#include <linux/qrtr.h>
#include <linux/tracepoint.h>
TRACE_EVENT(qrtr_ns_service_announce_new,
TP_PROTO(__le32 service, __le32 instance, __le32 node, __le32 port),
TP_ARGS(service, instance, node, port),
TP_STRUCT__entry(
__field(__le32, service)
__field(__le32, instance)
__field(__le32, node)
__field(__le32, port)
),
TP_fast_assign(
__entry->service = service;
__entry->instance = instance;
__entry->node = node;
__entry->port = port;
),
TP_printk("advertising new server [%d:%x]@[%d:%d]",
__entry->service, __entry->instance, __entry->node,
__entry->port
)
);
TRACE_EVENT(qrtr_ns_service_announce_del,
TP_PROTO(__le32 service, __le32 instance, __le32 node, __le32 port),
TP_ARGS(service, instance, node, port),
TP_STRUCT__entry(
__field(__le32, service)
__field(__le32, instance)
__field(__le32, node)
__field(__le32, port)
),
TP_fast_assign(
__entry->service = service;
__entry->instance = instance;
__entry->node = node;
__entry->port = port;
),
TP_printk("advertising removal of server [%d:%x]@[%d:%d]",
__entry->service, __entry->instance, __entry->node,
__entry->port
)
);
TRACE_EVENT(qrtr_ns_server_add,
TP_PROTO(__le32 service, __le32 instance, __le32 node, __le32 port),
TP_ARGS(service, instance, node, port),
TP_STRUCT__entry(
__field(__le32, service)
__field(__le32, instance)
__field(__le32, node)
__field(__le32, port)
),
TP_fast_assign(
__entry->service = service;
__entry->instance = instance;
__entry->node = node;
__entry->port = port;
),
TP_printk("add server [%d:%x]@[%d:%d]",
__entry->service, __entry->instance, __entry->node,
__entry->port
)
);
TRACE_EVENT(qrtr_ns_message,
TP_PROTO(const char * const ctrl_pkt_str, __u32 sq_node, __u32 sq_port),
TP_ARGS(ctrl_pkt_str, sq_node, sq_port),
TP_STRUCT__entry(
__string(ctrl_pkt_str, ctrl_pkt_str)
__field(__u32, sq_node)
__field(__u32, sq_port)
),
TP_fast_assign(
__assign_str(ctrl_pkt_str, ctrl_pkt_str);
__entry->sq_node = sq_node;
__entry->sq_port = sq_port;
),
TP_printk("%s from %d:%d",
__get_str(ctrl_pkt_str), __entry->sq_node, __entry->sq_port
)
);
#endif /* _TRACE_QRTR_H */
/* This part must be outside protection */
#include <trace/define_trace.h>