mirror of https://github.com/hak5/openwrt.git
69 lines
2.1 KiB
Diff
69 lines
2.1 KiB
Diff
--- a/drivers/net/wireless/ath/ath9k/xmit.c
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+++ b/drivers/net/wireless/ath/ath9k/xmit.c
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@@ -906,9 +906,9 @@ static enum ATH_AGGR_STATUS ath_tx_form_
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{
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#define PADBYTES(_len) ((4 - ((_len) % 4)) % 4)
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struct ath_buf *bf, *bf_first = NULL, *bf_prev = NULL;
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- int rl = 0, nframes = 0, ndelim, prev_al = 0;
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+ int nframes = 0, ndelim;
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u16 aggr_limit = 0, al = 0, bpad = 0,
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- al_delta, h_baw = tid->baw_size / 2;
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+ al_delta, h_baw = tid->baw_size / 2;
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enum ATH_AGGR_STATUS status = ATH_AGGR_DONE;
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struct ieee80211_tx_info *tx_info;
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struct ath_frame_info *fi;
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@@ -925,33 +925,24 @@ static enum ATH_AGGR_STATUS ath_tx_form_
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skb = bf->bf_mpdu;
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fi = get_frame_info(skb);
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- if (!bf_first)
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+ if (!bf_first) {
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bf_first = bf;
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-
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- if (!rl) {
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ath_set_rates(tid->an->vif, tid->an->sta, bf);
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aggr_limit = ath_lookup_rate(sc, bf, tid);
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- rl = 1;
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}
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/* do not exceed aggregation limit */
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al_delta = ATH_AGGR_DELIM_SZ + fi->framelen;
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+ if (nframes) {
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+ if (aggr_limit < al + bpad + al_delta ||
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+ ath_lookup_legacy(bf) || nframes >= h_baw) {
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+ status = ATH_AGGR_LIMITED;
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+ break;
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+ }
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- if (nframes &&
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- ((aggr_limit < (al + bpad + al_delta + prev_al)) ||
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- ath_lookup_legacy(bf))) {
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- status = ATH_AGGR_LIMITED;
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- break;
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- }
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-
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- tx_info = IEEE80211_SKB_CB(bf->bf_mpdu);
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- if (nframes && (tx_info->flags & IEEE80211_TX_CTL_RATE_CTRL_PROBE))
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- break;
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-
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- /* do not exceed subframe limit */
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- if (nframes >= min((int)h_baw, ATH_AMPDU_SUBFRAME_DEFAULT)) {
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- status = ATH_AGGR_LIMITED;
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- break;
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+ tx_info = IEEE80211_SKB_CB(bf->bf_mpdu);
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+ if (tx_info->flags & IEEE80211_TX_CTL_RATE_CTRL_PROBE)
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+ break;
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}
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/* add padding for previous frame to aggregation length */
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--- a/drivers/net/wireless/ath/ath9k/ath9k.h
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+++ b/drivers/net/wireless/ath/ath9k/ath9k.h
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@@ -137,7 +137,6 @@ int ath_descdma_setup(struct ath_softc *
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#define ATH_AGGR_ENCRYPTDELIM 10
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/* minimum h/w qdepth to be sustained to maximize aggregation */
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#define ATH_AGGR_MIN_QDEPTH 2
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-#define ATH_AMPDU_SUBFRAME_DEFAULT 32
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#define IEEE80211_SEQ_SEQ_SHIFT 4
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#define IEEE80211_SEQ_MAX 4096
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