From 32b01726b944ea21e9c9dacfb34753a8e63ba877 Mon Sep 17 00:00:00 2001 From: Eyal Shapira Date: Fri, 22 Nov 2013 09:41:38 +0200 Subject: [PATCH] iwlwifi: mvm: rs: increase stay in column timeout Remain in the same Tx modulation (i.e. column) for a longer time before starting a search cycle for a better modulation. This has been shown to give better results. Also change the name of the timeout define to better match its description. Signed-off-by: Eyal Shapira Signed-off-by: Emmanuel Grumbach --- drivers/net/wireless/iwlwifi/mvm/rs.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/drivers/net/wireless/iwlwifi/mvm/rs.c b/drivers/net/wireless/iwlwifi/mvm/rs.c index a289b77..9249e52 100644 --- a/drivers/net/wireless/iwlwifi/mvm/rs.c +++ b/drivers/net/wireless/iwlwifi/mvm/rs.c @@ -52,8 +52,8 @@ /* max allowed rate miss before sync LQ cmd */ #define IWL_MISSED_RATE_MAX 15 -/* max time to accum history 2 seconds */ -#define IWL_RATE_SCALE_FLUSH_INTVL (3*HZ) +#define RS_STAY_IN_COLUMN_TIMEOUT (5*HZ) + static u8 rs_ht_to_legacy[] = { [IWL_RATE_1M_INDEX] = IWL_RATE_6M_INDEX, @@ -1599,7 +1599,7 @@ static void rs_stay_in_table(struct iwl_lq_sta *lq_sta, bool force_search) flush_interval_passed = time_after(jiffies, (unsigned long)(lq_sta->flush_timer + - IWL_RATE_SCALE_FLUSH_INTVL)); + RS_STAY_IN_COLUMN_TIMEOUT)); /* * Check if we should allow search for new modulation mode. -- 2.7.4