diff options
author | Sara Sharon <sara.sharon@intel.com> | 2018-08-28 10:08:35 +0300 |
---|---|---|
committer | Luca Coelho <luciano.coelho@intel.com> | 2019-01-25 20:57:20 +0200 |
commit | 438af9698b0f161286c6e5d24255c3c231988b39 (patch) | |
tree | 507a7417288bc6fea8998e81460748fc8a096132 /drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c | |
parent | iwlwifi: mvm: support mac80211 TXQs model (diff) | |
download | linux-dev-438af9698b0f161286c6e5d24255c3c231988b39.tar.xz linux-dev-438af9698b0f161286c6e5d24255c3c231988b39.zip |
iwlwifi: mvm: support mac80211 AMSDU
Support getting mac80211 building AMSDUs for us. Remove GSO
support from mvm - we don't need it anymore.
Signed-off-by: Sara Sharon <sara.sharon@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
Diffstat (limited to 'drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c')
-rw-r--r-- | drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c b/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c index 58bb92b0ef05..3b24cced3f6f 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c @@ -440,6 +440,8 @@ int iwl_mvm_mac_setup_register(struct iwl_mvm *mvm) ieee80211_hw_set(hw, SUPPORTS_VHT_EXT_NSS_BW); ieee80211_hw_set(hw, BUFF_MMPDU_TXQ); ieee80211_hw_set(hw, STA_MMPDU_TXQ); + ieee80211_hw_set(hw, TX_AMSDU); + ieee80211_hw_set(hw, TX_FRAG_LIST); if (iwl_mvm_has_tlc_offload(mvm)) { ieee80211_hw_set(hw, TX_AMPDU_SETUP_IN_HW); @@ -485,6 +487,7 @@ int iwl_mvm_mac_setup_register(struct iwl_mvm *mvm) hw->uapsd_queues = IWL_MVM_UAPSD_QUEUES; hw->uapsd_max_sp_len = IWL_UAPSD_MAX_SP; + hw->max_tx_fragments = mvm->trans->max_skb_frags; BUILD_BUG_ON(ARRAY_SIZE(mvm->ciphers) < ARRAY_SIZE(mvm_ciphers) + 6); memcpy(mvm->ciphers, mvm_ciphers, sizeof(mvm_ciphers)); @@ -751,6 +754,7 @@ int iwl_mvm_mac_setup_register(struct iwl_mvm *mvm) } hw->netdev_features |= mvm->cfg->features; + hw->netdev_features &= ~(NETIF_F_TSO | NETIF_F_TSO6); if (!iwl_mvm_is_csum_supported(mvm)) { hw->netdev_features &= ~(IWL_TX_CSUM_NETIF_FLAGS | NETIF_F_RXCSUM); @@ -3035,6 +3039,8 @@ static int iwl_mvm_mac_sta_state(struct ieee80211_hw *hw, iwl_mvm_tdls_check_trigger(mvm, vif, sta->addr, NL80211_TDLS_SETUP); } + + sta->max_rc_amsdu_len = 1; } else if (old_state == IEEE80211_STA_NONE && new_state == IEEE80211_STA_AUTH) { /* @@ -4724,6 +4730,32 @@ static void iwl_mvm_sync_rx_queues(struct ieee80211_hw *hw) mutex_unlock(&mvm->mutex); } +static bool iwl_mvm_can_hw_csum(struct sk_buff *skb) +{ + u8 protocol = ip_hdr(skb)->protocol; + + if (!IS_ENABLED(CONFIG_INET)) + return false; + + return protocol == IPPROTO_TCP || protocol == IPPROTO_UDP; +} + +static bool iwl_mvm_mac_can_aggregate(struct ieee80211_hw *hw, + struct sk_buff *head, + struct sk_buff *skb) +{ + struct iwl_mvm *mvm = IWL_MAC80211_GET_MVM(hw); + + /* For now don't aggregate IPv6 in AMSDU */ + if (skb->protocol != htons(ETH_P_IP)) + return false; + + if (!iwl_mvm_is_csum_supported(mvm)) + return true; + + return iwl_mvm_can_hw_csum(skb) == iwl_mvm_can_hw_csum(head); +} + const struct ieee80211_ops iwl_mvm_hw_ops = { .tx = iwl_mvm_mac_tx, .wake_tx_queue = iwl_mvm_mac_wake_tx_queue, @@ -4800,6 +4832,7 @@ const struct ieee80211_ops iwl_mvm_hw_ops = { #endif .get_survey = iwl_mvm_mac_get_survey, .sta_statistics = iwl_mvm_mac_sta_statistics, + .can_aggregate_in_amsdu = iwl_mvm_mac_can_aggregate, #ifdef CONFIG_IWLWIFI_DEBUGFS .sta_add_debugfs = iwl_mvm_sta_add_debugfs, #endif |