From eeb126e9ee5d3b14913863fdd7d88fdbf158318f Mon Sep 17 00:00:00 2001 From: Johannes Berg Date: Tue, 23 Oct 2012 15:16:50 +0200 Subject: cfg80211: add tracing for P2P Device start/stop These were missed due to the tracing work having started on a kernel that didn't have P2P Device yet, implement them now. Signed-off-by: Johannes Berg --- net/wireless/core.c | 4 ++-- net/wireless/nl80211.c | 4 ++-- net/wireless/rdev-ops.h | 18 ++++++++++++++++++ net/wireless/trace.h | 10 ++++++++++ 4 files changed, 32 insertions(+), 4 deletions(-) (limited to 'net/wireless') diff --git a/net/wireless/core.c b/net/wireless/core.c index f280f48fbd43..ce1ad776dfb5 100644 --- a/net/wireless/core.c +++ b/net/wireless/core.c @@ -241,7 +241,7 @@ static int cfg80211_rfkill_set_block(void *data, bool blocked) case NL80211_IFTYPE_P2P_DEVICE: if (!wdev->p2p_started) break; - rdev->ops->stop_p2p_device(&rdev->wiphy, wdev); + rdev_stop_p2p_device(rdev, wdev); wdev->p2p_started = false; rdev->opencount--; break; @@ -774,7 +774,7 @@ void cfg80211_unregister_wdev(struct wireless_dev *wdev) case NL80211_IFTYPE_P2P_DEVICE: if (!wdev->p2p_started) break; - rdev->ops->stop_p2p_device(&rdev->wiphy, wdev); + rdev_stop_p2p_device(rdev, wdev); wdev->p2p_started = false; rdev->opencount--; break; diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c index 5d3167d71b5f..8c0857815a90 100644 --- a/net/wireless/nl80211.c +++ b/net/wireless/nl80211.c @@ -6932,7 +6932,7 @@ static int nl80211_start_p2p_device(struct sk_buff *skb, struct genl_info *info) if (err) return err; - err = rdev->ops->start_p2p_device(&rdev->wiphy, wdev); + err = rdev_start_p2p_device(rdev, wdev); if (err) return err; @@ -6958,7 +6958,7 @@ static int nl80211_stop_p2p_device(struct sk_buff *skb, struct genl_info *info) if (!wdev->p2p_started) return 0; - rdev->ops->stop_p2p_device(&rdev->wiphy, wdev); + rdev_stop_p2p_device(rdev, wdev); wdev->p2p_started = false; mutex_lock(&rdev->devlist_mtx); diff --git a/net/wireless/rdev-ops.h b/net/wireless/rdev-ops.h index 4a88a39b1319..eb5f8974e148 100644 --- a/net/wireless/rdev-ops.h +++ b/net/wireless/rdev-ops.h @@ -858,4 +858,22 @@ static inline struct ieee80211_channel return ret; } +static inline int rdev_start_p2p_device(struct cfg80211_registered_device *rdev, + struct wireless_dev *wdev) +{ + int ret; + + trace_rdev_start_p2p_device(&rdev->wiphy, wdev); + ret = rdev->ops->start_p2p_device(&rdev->wiphy, wdev); + trace_rdev_return_int(&rdev->wiphy, ret); + return ret; +} + +static inline void rdev_stop_p2p_device(struct cfg80211_registered_device *rdev, + struct wireless_dev *wdev) +{ + trace_rdev_stop_p2p_device(&rdev->wiphy, wdev); + rdev->ops->stop_p2p_device(&rdev->wiphy, wdev); + trace_rdev_return_void(&rdev->wiphy); +} #endif /* __CFG80211_RDEV_OPS */ diff --git a/net/wireless/trace.h b/net/wireless/trace.h index 857734c4b357..0ca71caf85fb 100644 --- a/net/wireless/trace.h +++ b/net/wireless/trace.h @@ -1741,6 +1741,16 @@ TRACE_EVENT(rdev_return_channel, WIPHY_PR_ARG, CHAN_PR_ARG, __entry->type) ); +DEFINE_EVENT(wiphy_wdev_evt, rdev_start_p2p_device, + TP_PROTO(struct wiphy *wiphy, struct wireless_dev *wdev), + TP_ARGS(wiphy, wdev) +); + +DEFINE_EVENT(wiphy_wdev_evt, rdev_stop_p2p_device, + TP_PROTO(struct wiphy *wiphy, struct wireless_dev *wdev), + TP_ARGS(wiphy, wdev) +); + /************************************************************* * cfg80211 exported functions traces * *************************************************************/ -- cgit v1.2.3