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authorStefano Brivio <stefano.brivio@polimi.it>2007-12-23 04:40:32 +0100
committerDavid S. Miller <davem@davemloft.net>2008-01-28 15:00:51 -0800
commitca5fbca924b845863ab9da00ac90b3384445f497 (patch)
tree86fb83992615bb2175c16777668de9474c83f324 /net
parent426706c0791904766e10bef512d86786f2f62857 (diff)
rc80211-pid: add kerneldoc for tunable parameters
Add a kerneldoc description for parameters which are tunable through debugfs. 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')
-rw-r--r--net/mac80211/rc80211_pid.h24
1 files changed, 24 insertions, 0 deletions
diff --git a/net/mac80211/rc80211_pid.h b/net/mac80211/rc80211_pid.h
index 81aa4ea1995..6afd3cebdec 100644
--- a/net/mac80211/rc80211_pid.h
+++ b/net/mac80211/rc80211_pid.h
@@ -1,5 +1,6 @@
/*
* Copyright 2007, Mattias Nissler <mattias.nissler@gmx.de>
+ * Copyright 2007, Stefano Brivio <stefano.brivio@polimi.it>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
@@ -119,6 +120,29 @@ struct rc_pid_events_file_info {
unsigned int next_entry;
};
+/**
+ * struct rc_pid_debugfs_entries - tunable parameters
+ *
+ * Algorithm parameters, tunable via debugfs.
+ * @dir: the debugfs directory for a specific phy
+ * @target: target percentage for failed frames
+ * @sampling_period: error sampling interval in milliseconds
+ * @coeff_p: absolute value of the proportional coefficient
+ * @coeff_i: absolute value of the integral coefficient
+ * @coeff_d: absolute value of the derivative coefficient
+ * @smoothing_shift: absolute value of the integral smoothing factor (i.e.
+ * amount of smoothing introduced by the exponential moving average)
+ * @sharpen_factor: absolute value of the derivative sharpening factor (i.e.
+ * amount of emphasis given to the derivative term after low activity
+ * events)
+ * @sharpen_duration: duration of the sharpening effect after the detected low
+ * activity event, relative to sampling_period
+ * @norm_offset: amount of normalization periodically performed on the learnt
+ * rate behaviour values (lower means we should trust more what we learnt
+ * about behaviour of rates, higher means we should trust more the natural
+ * ordering of rates)
+ * @fast_start: if Y, push high rates right after initialization
+ */
struct rc_pid_debugfs_entries {
struct dentry *dir;
struct dentry *target;