mac80211: Re-enable aggregation

Wireless HW without any dedicated queues for aggregation
do not need the ampdu_queues mechanism present right now
in mac80211. Since mac80211 is still incomplete wrt TX MQ
changes, do not allow aggregation sessions for drivers that
set ampdu_queues.

This is only an interim hack until Intel fixes the requeue issue.

Signed-off-by: Sujith <Sujith.Manoharan@atheros.com>
Signed-off-by: Luis Rodriguez <Luis.Rodriguez@Atheros.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

2 files changed, 4 insertions, 5 deletions

diff --git a/drivers/net/wireless/ath9k/main.c b/drivers/net/wireless/ath9k/main.c
index 795fed5cadfa..f6dc4c826044 100644
--- a/drivers/net/wireless/ath9k/main.c
+++ b/drivers/net/wireless/ath9k/main.c
@@ -953,10 +953,7 @@ static int ath_attach(u16 devid,
                         &sc->sbands[IEEE80211_BAND_5GHZ];
         }
 
-        /* FIXME: Have to figure out proper hw init values later */
-
         hw->queues = 4;
-        hw->ampdu_queues = 1;
 
         /* Register rate control */
         hw->rate_control_algorithm = "ath9k_rate_control";
@@ -1745,7 +1742,8 @@ static int ath_pci_probe(struct pci_dev *pdev, const struct pci_device_id *id)
         hw->flags = IEEE80211_HW_RX_INCLUDES_FCS |
                 IEEE80211_HW_HOST_BROADCAST_PS_BUFFERING |
                 IEEE80211_HW_SIGNAL_DBM |
-                IEEE80211_HW_NOISE_DBM;
+                IEEE80211_HW_NOISE_DBM |
+                IEEE80211_HW_AMPDU_AGGREGATION;
 
         hw->wiphy->interface_modes =
                 BIT(NL80211_IFTYPE_AP) |
diff --git a/drivers/net/wireless/iwlwifi/iwl-core.c b/drivers/net/wireless/iwlwifi/iwl-core.c
index 20c7ff382914..ba05f5ddc6d0 100644
--- a/drivers/net/wireless/iwlwifi/iwl-core.c
+++ b/drivers/net/wireless/iwlwifi/iwl-core.c
@@ -871,7 +871,8 @@ int iwl_setup_mac(struct iwl_priv *priv)
 
         /* Tell mac80211 our characteristics */
         hw->flags = IEEE80211_HW_SIGNAL_DBM |
-                    IEEE80211_HW_NOISE_DBM;
+                    IEEE80211_HW_NOISE_DBM |
+                    IEEE80211_HW_AMPDU_AGGREGATION;
         hw->wiphy->interface_modes =
                 BIT(NL80211_IFTYPE_AP) |
                 BIT(NL80211_IFTYPE_STATION) |