From: Stefano Brivio Date: Sun, 23 Dec 2007 03:39:17 +0000 (+0100) Subject: rc80211-pid: export human-readable target_pf value to debugfs X-Git-Tag: v2.6.25-rc1~1162^2~857 X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=426706c0791904766e10bef512d86786f2f62857;p=linux-2.6 rc80211-pid: export human-readable target_pf value to debugfs Export the non-shifted target_pf value to debugfs, so that it's human-readable. Signed-off-by: Stefano Brivio Signed-off-by: John W. Linville Signed-off-by: David S. Miller --- diff --git a/net/mac80211/rc80211_pid.h b/net/mac80211/rc80211_pid.h index 425eb70818..81aa4ea199 100644 --- a/net/mac80211/rc80211_pid.h +++ b/net/mac80211/rc80211_pid.h @@ -38,7 +38,7 @@ * link quality is good, the controller will fail to adjust failed frames * percentage to the target. This is intentional. */ -#define RC_PID_TARGET_PF (11 << RC_PID_ARITH_SHIFT) +#define RC_PID_TARGET_PF 11 /* Rate behaviour normalization quantity over time. */ #define RC_PID_NORM_OFFSET 3 diff --git a/net/mac80211/rc80211_pid_algo.c b/net/mac80211/rc80211_pid_algo.c index 631e468882..b84e51480c 100644 --- a/net/mac80211/rc80211_pid_algo.c +++ b/net/mac80211/rc80211_pid_algo.c @@ -210,7 +210,7 @@ static void rate_control_pid_sample(struct rc_pid_info *pinfo, rate_control_pid_normalize(pinfo, mode->num_rates); /* Compute the proportional, integral and derivative errors. */ - err_prop = pinfo->target - pf; + err_prop = (pinfo->target << RC_PID_ARITH_SHIFT) - pf; err_avg = spinfo->err_avg_sc >> pinfo->smoothing_shift; spinfo->err_avg_sc = spinfo->err_avg_sc - err_avg + err_prop;