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- From: Lorenzo Bianconi <[email protected]>
- Date: Fri, 2 Nov 2018 21:49:55 +0100
- Subject: [PATCH] ath9k: dynack: use authentication messages for 'late' ack
- In order to properly support dynack in ad-hoc mode running
- wpa_supplicant, take into account authentication frames for
- 'late ack' detection. This patch has been tested on devices
- mounted on offshore high-voltage stations connected through
- ~24Km link
- Reported-by: Koen Vandeputte <[email protected]>
- Tested-by: Koen Vandeputte <[email protected]>
- Signed-off-by: Lorenzo Bianconi <[email protected]>
- ---
- --- a/drivers/net/wireless/ath/ath9k/dynack.c
- +++ b/drivers/net/wireless/ath/ath9k/dynack.c
- @@ -187,7 +187,8 @@ void ath_dynack_sample_tx_ts(struct ath_
- /* late ACK */
- if (ts->ts_status & ATH9K_TXERR_XRETRY) {
- if (ieee80211_is_assoc_req(hdr->frame_control) ||
- - ieee80211_is_assoc_resp(hdr->frame_control)) {
- + ieee80211_is_assoc_resp(hdr->frame_control) ||
- + ieee80211_is_auth(hdr->frame_control)) {
- ath_dbg(common, DYNACK, "late ack\n");
- ath9k_hw_setslottime(ah, (LATEACK_TO - 3) / 2);
- ath9k_hw_set_ack_timeout(ah, LATEACK_TO);
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