From da01d53cfb8a7e23121572004336723d64d3ace6 Mon Sep 17 00:00:00 2001 From: Kalle Valo Date: Mon, 18 Mar 2013 13:42:22 +0200 Subject: [PATCH] ath6kl: add tracing support to log functions All log messages are now sent through tracing interface as well if ATH6KL_TRACING is enabled. Signed-off-by: Kalle Valo --- drivers/net/wireless/ath/ath6kl/debug.c | 3 +++ drivers/net/wireless/ath/ath6kl/debug.h | 1 + drivers/net/wireless/ath/ath6kl/trace.h | 37 +++++++++++++++++++++++++++++++++ 3 files changed, 41 insertions(+) diff --git a/drivers/net/wireless/ath/ath6kl/debug.c b/drivers/net/wireless/ath/ath6kl/debug.c index 2e248fa..80f23e3 100644 --- a/drivers/net/wireless/ath/ath6kl/debug.c +++ b/drivers/net/wireless/ath/ath6kl/debug.c @@ -67,6 +67,7 @@ int ath6kl_info(const char *fmt, ...) va_start(args, fmt); vaf.va = &args; ret = ath6kl_printk(KERN_INFO, "%pV", &vaf); + trace_ath6kl_log_info(&vaf); va_end(args); return ret; @@ -84,6 +85,7 @@ int ath6kl_err(const char *fmt, ...) va_start(args, fmt); vaf.va = &args; ret = ath6kl_printk(KERN_ERR, "%pV", &vaf); + trace_ath6kl_log_err(&vaf); va_end(args); return ret; @@ -101,6 +103,7 @@ int ath6kl_warn(const char *fmt, ...) va_start(args, fmt); vaf.va = &args; ret = ath6kl_printk(KERN_WARNING, "%pV", &vaf); + trace_ath6kl_log_warn(&vaf); va_end(args); return ret; diff --git a/drivers/net/wireless/ath/ath6kl/debug.h b/drivers/net/wireless/ath/ath6kl/debug.h index c6ca781..74369de 100644 --- a/drivers/net/wireless/ath/ath6kl/debug.h +++ b/drivers/net/wireless/ath/ath6kl/debug.h @@ -19,6 +19,7 @@ #define DEBUG_H #include "hif.h" +#include "trace.h" enum ATH6K_DEBUG_MASK { ATH6KL_DBG_CREDIT = BIT(0), diff --git a/drivers/net/wireless/ath/ath6kl/trace.h b/drivers/net/wireless/ath/ath6kl/trace.h index 306d58d..ea55b2a 100644 --- a/drivers/net/wireless/ath/ath6kl/trace.h +++ b/drivers/net/wireless/ath/ath6kl/trace.h @@ -25,6 +25,11 @@ static inline unsigned int ath6kl_get_wmi_id(void *buf, size_t buf_len) #undef TRACE_EVENT #define TRACE_EVENT(name, proto, ...) \ static inline void trace_ ## name(proto) {} +#undef DECLARE_EVENT_CLASS +#define DECLARE_EVENT_CLASS(...) +#undef DEFINE_EVENT +#define DEFINE_EVENT(evt_class, name, proto, ...) \ +static inline void trace_ ## name(proto) {} #endif /* !CONFIG_ATH6KL_TRACING || __CHECKER__ */ #undef TRACE_SYSTEM @@ -241,6 +246,38 @@ TRACE_EVENT(ath6kl_htc_tx, ) ); +#define ATH6KL_MSG_MAX 200 + +DECLARE_EVENT_CLASS(ath6kl_log_event, + TP_PROTO(struct va_format *vaf), + TP_ARGS(vaf), + TP_STRUCT__entry( + __dynamic_array(char, msg, ATH6KL_MSG_MAX) + ), + TP_fast_assign( + WARN_ON_ONCE(vsnprintf(__get_dynamic_array(msg), + ATH6KL_MSG_MAX, + vaf->fmt, + *vaf->va) >= ATH6KL_MSG_MAX); + ), + TP_printk("%s", __get_str(msg)) +); + +DEFINE_EVENT(ath6kl_log_event, ath6kl_log_err, + TP_PROTO(struct va_format *vaf), + TP_ARGS(vaf) +); + +DEFINE_EVENT(ath6kl_log_event, ath6kl_log_warn, + TP_PROTO(struct va_format *vaf), + TP_ARGS(vaf) +); + +DEFINE_EVENT(ath6kl_log_event, ath6kl_log_info, + TP_PROTO(struct va_format *vaf), + TP_ARGS(vaf) +); + #endif /* _ ATH6KL_TRACE_H || TRACE_HEADER_MULTI_READ*/ /* we don't want to use include/trace/events */ -- 2.7.4