diff options
| author | Sara Sharon <sara.sharon@intel.com> | 2016-03-06 09:51:29 +0200 |
|---|---|---|
| committer | Emmanuel Grumbach <emmanuel.grumbach@intel.com> | 2016-03-09 20:59:17 +0200 |
| commit | 62d23403d4a201db117975d46c1889c79987069e (patch) | |
| tree | 230e6c8b4429d69a1723e654a5df15eebc971204 | |
| parent | 00f481bd895a826058d301b3093e86e819497b51 (diff) | |
iwlwifi: mvm: turn off AMSDU bit in QoS control for de-aggregated AMSDUs
Our hardware de-aggregates AMSDUs but copies the mac header
as it to the de-aggregated MPDUs. We need to turn off the AMSDU
bit in the QoS control ourselves.
Signed-off-by: Sara Sharon <sara.sharon@intel.com>
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
| -rw-r--r-- | drivers/net/wireless/intel/iwlwifi/mvm/rxmq.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/rxmq.c b/drivers/net/wireless/intel/iwlwifi/mvm/rxmq.c index cd6ca374e5d3..9a54f2d2a66b 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/rxmq.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/rxmq.c @@ -519,6 +519,18 @@ void iwl_mvm_rx_mpdu_mq(struct iwl_mvm *mvm, struct napi_struct *napi, rcu_read_unlock(); return; } + + /* + * Our hardware de-aggregates AMSDUs but copies the mac header + * as it to the de-aggregated MPDUs. We need to turn off the + * AMSDU bit in the QoS control ourselves. + */ + if ((desc->mac_flags2 & IWL_RX_MPDU_MFLG2_AMSDU) && + !WARN_ON(!ieee80211_is_data_qos(hdr->frame_control))) { + u8 *qc = ieee80211_get_qos_ctl(hdr); + + *qc &= ~IEEE80211_QOS_CTL_A_MSDU_PRESENT; + } } /* |