ath9k: do not call ath9k_hw_txprocdesc on AR9003 outside of the tx tasklet
Since AR9003 uses a global tx status queue, processing tx status outside of the regular tx tasklet is dangerous and messes up hardware/software synchronization of tx status events. Signed-off-by: Felix Fietkau <nbd@openwrt.org> Signed-off-by: John W. Linville <linville@tuxdriver.com>
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@ -2300,6 +2300,7 @@ static int ath9k_tx_last_beacon(struct ieee80211_hw *hw)
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struct ath_vif *avp;
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struct ath_buf *bf;
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struct ath_tx_status ts;
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bool edma = !!(ah->caps.hw_caps & ATH9K_HW_CAP_EDMA);
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int status;
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vif = sc->beacon.bslot[0];
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@ -2310,7 +2311,7 @@ static int ath9k_tx_last_beacon(struct ieee80211_hw *hw)
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if (!avp->is_bslot_active)
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return 0;
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if (!sc->beacon.tx_processed) {
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if (!sc->beacon.tx_processed && !edma) {
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tasklet_disable(&sc->bcon_tasklet);
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bf = avp->av_bcbuf;
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