summaryrefslogtreecommitdiff
path: root/net/mac80211/rc80211_pid_algo.c
diff options
context:
space:
mode:
authorStefano Brivio <stefano.brivio@polimi.it>2007-12-23 06:39:17 +0300
committerDavid S. Miller <davem@davemloft.net>2008-01-29 02:00:50 +0300
commit426706c0791904766e10bef512d86786f2f62857 (patch)
tree2aef58cafd1dd3b1c9d686038db8a409a729fe53 /net/mac80211/rc80211_pid_algo.c
parent69f817b654d683265118188bbfb8bc0d8978cce6 (diff)
downloadlinux-426706c0791904766e10bef512d86786f2f62857.tar.xz
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 <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_algo.c')
-rw-r--r--net/mac80211/rc80211_pid_algo.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/net/mac80211/rc80211_pid_algo.c b/net/mac80211/rc80211_pid_algo.c
index 631e46888267..b84e51480c84 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;