On Thu, Jul 9, 2009 at 2:12 PM, Steven Luo<steven@xxxxxxxxxxxxx> wrote: > From: Steven Luo <steven@xxxxxxxxxxxxx> > > It seems that OFDM weak signal detection should be enabled after an ANI > state reset, as indicated by the initial setting of ofdmWeakSigDetectOff > and what the open Atheros HAL does. Unfortunately, the reversed sense > of ofdmWeakSigDetectOff (true if weak signal detection is NOT enabled) > seems to have resulted in a mixup here, causing weak signal detection to > be disabled. > > This patch significantly improves reception and throughput from distant > stations for my AR5416-based AP running compat-wireless 2009-06-25. > > Signed-off-by: Steven Luo <steven@xxxxxxxxxxxxx> > Cc: stable@xxxxxxxxxx > --- NACK for now, please give us a chance to review this -- this may actually be correct. Luis > --- a/drivers/net/wireless/ath/ath9k/ani.c 2009-06-24 21:14:00.000000000 -0700 > +++ b/drivers/net/wireless/ath/ath9k/ani.c 2009-07-06 02:45:57.000000000 -0700 > @@ -482,7 +482,7 @@ void ath9k_ani_reset(struct ath_hw *ah) > ath9k_hw_ani_control(ah, ATH9K_ANI_SPUR_IMMUNITY_LEVEL, 0); > ath9k_hw_ani_control(ah, ATH9K_ANI_FIRSTEP_LEVEL, 0); > ath9k_hw_ani_control(ah, ATH9K_ANI_OFDM_WEAK_SIGNAL_DETECTION, > - !ATH9K_ANI_USE_OFDM_WEAK_SIG); > + ATH9K_ANI_USE_OFDM_WEAK_SIG); > ath9k_hw_ani_control(ah, ATH9K_ANI_CCK_WEAK_SIGNAL_THR, > ATH9K_ANI_CCK_WEAK_SIG_THR); > > > _______________________________________________ > ath9k-devel mailing list > ath9k-devel@xxxxxxxxxxxxxxx > https://lists.ath9k.org/mailman/listinfo/ath9k-devel > -- To unsubscribe from this list: send the line "unsubscribe linux-wireless" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
