Export the non-shifted target_pf value to debugfs, so that it's human-readable.
Signed-off-by: Stefano Brivio <[email protected]>
---
rc80211_pid.h | 2 +-
rc80211_pid_algo.c | 2 +-
2 files changed, 2 insertions(+), 2 deletions(-)
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
@@ -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
Index: wireless-2.6/net/mac80211/rc80211_pid_algo.c
===================================================================
--- wireless-2.6.orig/net/mac80211/rc80211_pid_algo.c
+++ wireless-2.6/net/mac80211/rc80211_pid_algo.c
@@ -210,7 +210,7 @@ static void rate_control_pid_sample(stru
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;
--
Ciao
Stefano