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iwlwifi: mvm: rs: avoid TPC while in search cycle

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TPC is a power optimization which should only be attempted when
we're in the "stay in column" state after we've locked onto an optimal
rate.

Signed-off-by: Eyal Shapira <eyalx.shapira@intel.com>
Reviewed-by: Eliad Peller <eliad@wizery.com>
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
This commit is contained in:
Eyal Shapira 2014-04-21 21:49:08 +03:00 committed by Emmanuel Grumbach
parent 1e9551deba
commit e6c8d602dc
1 changed files with 2 additions and 1 deletions
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3
drivers/net/wireless/iwlwifi/mvm/rs.c
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@ -2185,7 +2185,8 @@ static void rs_rate_scale_perform(struct iwl_mvm *mvm,
break;
case RS_ACTION_STAY:
/* No change */
update_lq = rs_tpc_perform(mvm, sta, lq_sta, tbl);
if (lq_sta->rs_state == RS_STATE_STAY_IN_COLUMN)
update_lq = rs_tpc_perform(mvm, sta, lq_sta, tbl);
break;
default:
break;