iwlwifi: mvm: configure phy_ctxt with min_def

Configure the phy context to the minimum required
bandwidth, given by ctx->min_def.

Tuning to a narrower bandwidth should reduce the
noise level and consume less power.

Signed-off-by: Eliad Peller <eliad@wizery.com>
Reviewed-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>

diff --git a/drivers/net/wireless/iwlwifi/mvm/mac80211.c b/drivers/net/wireless/iwlwifi/mvm/mac80211.c
index 01b58fc..fbd3114 100644 (file)
--- a/drivers/net/wireless/iwlwifi/mvm/mac80211.c
+++ b/drivers/net/wireless/iwlwifi/mvm/mac80211.c
@@ -1608,7 +1608,7 @@ static int iwl_mvm_add_chanctx(struct ieee80211_hw *hw,
                goto out;
        }
 
-       ret = iwl_mvm_phy_ctxt_changed(mvm, phy_ctxt, &ctx->def,
+       ret = iwl_mvm_phy_ctxt_changed(mvm, phy_ctxt, &ctx->min_def,
                                       ctx->rx_chains_static,
                                       ctx->rx_chains_dynamic);
        if (ret) {
@@ -1652,7 +1652,7 @@ static void iwl_mvm_change_chanctx(struct ieee80211_hw *hw,
                return;
 
        mutex_lock(&mvm->mutex);
-       iwl_mvm_phy_ctxt_changed(mvm, phy_ctxt, &ctx->def,
+       iwl_mvm_phy_ctxt_changed(mvm, phy_ctxt, &ctx->min_def,
                                 ctx->rx_chains_static,
                                 ctx->rx_chains_dynamic);
        iwl_mvm_bt_coex_vif_change(mvm);