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authorMattias Nissler <mattias.nissler@gmx.de>2007-12-20 13:27:26 +0100
committerDavid S. Miller <davem@davemloft.net>2008-01-28 14:59:44 -0800
commit1946b74ce03c4edecabde80d027da00a7eab56ca (patch)
tree1adfba8e2a582c278acbf4c5440ac67d714c0954 /net/mac80211/rc80211_pid.h
parent12446c67fea1e5bc74c58e43ef53eea308cdda61 (diff)
downloadop-kernel-dev-1946b74ce03c4edecabde80d027da00a7eab56ca.zip
op-kernel-dev-1946b74ce03c4edecabde80d027da00a7eab56ca.tar.gz
rc80211-pid: export tuning parameters through debugfs
This adds all the tunable parameters used by rc80211_pid to debugfs for easy testing and tuning. Signed-off-by: Mattias Nissler <mattias.nissler@gmx.de> Signed-off-by: Stefano Brivio <stefano.brivio@polimi.it> Signed-off-by: John W. Linville <linville@tuxdriver.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/mac80211/rc80211_pid.h')
-rw-r--r--net/mac80211/rc80211_pid.h23
1 files changed, 21 insertions, 2 deletions
diff --git a/net/mac80211/rc80211_pid.h b/net/mac80211/rc80211_pid.h
index 5d0056c..425eb70 100644
--- a/net/mac80211/rc80211_pid.h
+++ b/net/mac80211/rc80211_pid.h
@@ -119,6 +119,20 @@ struct rc_pid_events_file_info {
unsigned int next_entry;
};
+struct rc_pid_debugfs_entries {
+ struct dentry *dir;
+ struct dentry *target;
+ struct dentry *sampling_period;
+ struct dentry *coeff_p;
+ struct dentry *coeff_i;
+ struct dentry *coeff_d;
+ struct dentry *smoothing_shift;
+ struct dentry *sharpen_factor;
+ struct dentry *sharpen_duration;
+ struct dentry *norm_offset;
+ struct dentry *fast_start;
+};
+
void rate_control_pid_event_tx_status(struct rc_pid_event_buffer *buf,
struct ieee80211_tx_status *stat);
@@ -222,8 +236,8 @@ struct rc_pid_info {
/* Exponential averaging shift. */
unsigned int smoothing_shift;
- /* Sharpening shift and duration. */
- unsigned int sharpen_shift;
+ /* Sharpening factor and duration. */
+ unsigned int sharpen_factor;
unsigned int sharpen_duration;
/* Normalization offset. */
@@ -237,6 +251,11 @@ struct rc_pid_info {
/* Index of the last used rate. */
int oldrate;
+
+#ifdef CONFIG_MAC80211_DEBUGFS
+ /* Debugfs entries created for the parameters above. */
+ struct rc_pid_debugfs_entries dentries;
+#endif
};
#endif /* RC80211_PID_H */
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