2007-12-23 03:42:23

by Stefano Brivio

[permalink] [raw]
Subject: [PATCH 2/7] rc80211-pid: add kerneldoc for tunable parameters

Add a kerneldoc description for parameters which are tunable through debugfs.

Signed-off-by: Stefano Brivio <[email protected]>
---
rc80211_pid.h | 24 ++++++++++++++++++++++++
1 file changed, 24 insertions(+)

Index: wireless-2.6/net/mac80211/rc80211_pid.h
===================================================================
--- wireless-2.6.orig/net/mac80211/rc80211_pid.h
+++ wireless-2.6/net/mac80211/rc80211_pid.h
@@ -1,5 +1,6 @@
/*
* Copyright 2007, Mattias Nissler <[email protected]>
+ * Copyright 2007, Stefano Brivio <[email protected]>
*
* 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;

--
Ciao
Stefano