iwlwifi: mvm: advertise NETIF_F_SG

If the transport supports it, advertise NETIF_F_SG to mac80211 to
be able to use frag SKBs. This will already improve performance by
allowing software GSO to be used.

Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
This commit is contained in:
Johannes Berg 2015-04-17 16:39:12 +02:00 committed by Emmanuel Grumbach
parent e8b3f7b6e7
commit 2d7cf5497c

View File

@ -439,6 +439,9 @@ int iwl_mvm_mac_setup_register(struct iwl_mvm *mvm)
ieee80211_hw_set(hw, SUPPORT_FAST_XMIT);
ieee80211_hw_set(hw, SUPPORTS_CLONED_SKBS);
if (mvm->trans->max_skb_frags)
hw->netdev_features = NETIF_F_HIGHDMA | NETIF_F_SG;
hw->queues = mvm->first_agg_queue;
hw->offchannel_tx_hw_queue = IWL_MVM_OFFCHANNEL_QUEUE;
hw->radiotap_mcs_details |= IEEE80211_RADIOTAP_MCS_HAVE_FEC |