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authorAlina Friedrichsen <x-alina@gmx.net>2009-01-23 05:33:37 +0100
committerJohn W. Linville <linville@tuxdriver.com>2009-01-29 16:01:20 -0500
commitae54c985cc7daa502da6e7eb3b223a30fbbf4cfb (patch)
tree5413843c91821e3115a6014f70d761705260efd4
parent5f8e077c0adc0dc7cfad64cdc05276e1961a1394 (diff)
mac80211: Read the TSF via debugfs
This patch adds an low-level driver independent entry to read the TSF value into the debugfs of mac80211. This makes debugging the IBSS handling of wifi drivers easier. Signed-off-by: Alina Friedrichsen <x-alina@gmx.net> Signed-off-by: John W. Linville <linville@tuxdriver.com>
-rw-r--r--net/mac80211/debugfs.c4
-rw-r--r--net/mac80211/ieee80211_i.h1
2 files changed, 5 insertions, 0 deletions
diff --git a/net/mac80211/debugfs.c b/net/mac80211/debugfs.c
index 18541bb7509..717d5484e1e 100644
--- a/net/mac80211/debugfs.c
+++ b/net/mac80211/debugfs.c
@@ -61,6 +61,8 @@ DEBUGFS_READONLY_FILE(wep_iv, 20, "%#06x",
local->wep_iv & 0xffffff);
DEBUGFS_READONLY_FILE(rate_ctrl_alg, 100, "%s",
local->rate_ctrl ? local->rate_ctrl->ops->name : "<unset>");
+DEBUGFS_READONLY_FILE(tsf, 20, "%#018llx",
+ (unsigned long long) (local->ops->get_tsf ? local->ops->get_tsf(local_to_hw(local)) : 0));
/* statistics stuff */
@@ -202,6 +204,7 @@ void debugfs_hw_add(struct ieee80211_local *local)
DEBUGFS_ADD(long_retry_limit);
DEBUGFS_ADD(total_ps_buffered);
DEBUGFS_ADD(wep_iv);
+ DEBUGFS_ADD(tsf);
statsd = debugfs_create_dir("statistics", phyd);
local->debugfs.statistics = statsd;
@@ -255,6 +258,7 @@ void debugfs_hw_del(struct ieee80211_local *local)
DEBUGFS_DEL(long_retry_limit);
DEBUGFS_DEL(total_ps_buffered);
DEBUGFS_DEL(wep_iv);
+ DEBUGFS_DEL(tsf);
DEBUGFS_STATS_DEL(transmitted_fragment_count);
DEBUGFS_STATS_DEL(multicast_transmitted_frame_count);
diff --git a/net/mac80211/ieee80211_i.h b/net/mac80211/ieee80211_i.h
index 70366efc792..927cbde8c19 100644
--- a/net/mac80211/ieee80211_i.h
+++ b/net/mac80211/ieee80211_i.h
@@ -744,6 +744,7 @@ struct ieee80211_local {
struct dentry *long_retry_limit;
struct dentry *total_ps_buffered;
struct dentry *wep_iv;
+ struct dentry *tsf;
struct dentry *statistics;
struct local_debugfsdentries_statsdentries {
struct dentry *transmitted_fragment_count;