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path: root/package/mac80211/patches/545-ath9k_aggr_padding_fix.patch
blob: 4b5f22f2d0425173001965065ada359e723074c5 (plain)
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--- a/drivers/net/wireless/ath/ath9k/xmit.c
+++ b/drivers/net/wireless/ath/ath9k/xmit.c
@@ -728,7 +728,9 @@ static int ath_compute_num_delims(struct
 	 * Add delimiter when using RTS/CTS with aggregation
 	 * and non enterprise AR9003 card
 	 */
-	if (first_subfrm)
+	if (first_subfrm && (sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_EDMA) &&
+	    !AR_SREV_9580_10_OR_LATER(sc->sc_ah) &&
+	    (sc->sc_ah->ent_mode & AR_ENT_OTP_MIN_PKT_SIZE_DISABLE))
 		ndelim = max(ndelim, FIRST_DESC_NDELIMS);
 
 	/*
--- a/drivers/net/wireless/ath/ath9k/reg.h
+++ b/drivers/net/wireless/ath/ath9k/reg.h
@@ -1132,6 +1132,7 @@ enum {
 #define AR_INTR_PRIO_ASYNC_ENABLE (AR_SREV_9340(ah) ? 0x4094 : 0x40d4)
 #define AR_ENT_OTP		  0x40d8
 #define AR_ENT_OTP_CHAIN2_DISABLE               0x00020000
+#define AR_ENT_OTP_MIN_PKT_SIZE_DISABLE		0x00800000
 #define AR_ENT_OTP_MPSD		0x00800000
 
 #define AR_CH0_BB_DPLL1		 0x16180