Commit 1a19c139 authored by Sara Sharon's avatar Sara Sharon Committed by Luca Coelho

iwlwifi: mvm: avoid sending too many BARs

When we receive TX response, we may release a few packets
due to a hole that was closed in the transmission window.

However, if that frame failed, we will mark all the released
frames as failed and will send multiple BARs.

This affects statistics badly, and cause unnecessary frames
transmission.

Instead, mark all the following packets as success, with the
desired result of sending a bar for the failed frame only.
Signed-off-by: default avatarSara Sharon <sara.sharon@intel.com>
Signed-off-by: default avatarLuca Coelho <luciano.coelho@intel.com>
parent 941ab4eb
......@@ -1510,6 +1510,14 @@ static void iwl_mvm_rx_tx_cmd_single(struct iwl_mvm *mvm,
break;
}
/*
* If we are freeing multiple frames, mark all the frames
* but the first one as acked, since they were acknowledged
* before
* */
if (skb_freed > 1)
info->flags |= IEEE80211_TX_STAT_ACK;
iwl_mvm_tx_status_check_trigger(mvm, status);
info->status.rates[0].count = tx_resp->failure_frame + 1;
......
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