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-rw-r--r--package/mac80211/patches/551-ath9k_optimize_interrupt_mitigation.patch30
1 files changed, 30 insertions, 0 deletions
diff --git a/package/mac80211/patches/551-ath9k_optimize_interrupt_mitigation.patch b/package/mac80211/patches/551-ath9k_optimize_interrupt_mitigation.patch
new file mode 100644
index 000000000..2afc4deb4
--- /dev/null
+++ b/package/mac80211/patches/551-ath9k_optimize_interrupt_mitigation.patch
@@ -0,0 +1,30 @@
+--- a/drivers/net/wireless/ath/ath9k/ar9003_mac.c
++++ b/drivers/net/wireless/ath/ath9k/ar9003_mac.c
+@@ -240,21 +240,19 @@ static bool ar9003_hw_get_isr(struct ath
+
+ *masked = isr & ATH9K_INT_COMMON;
+
+- if (ah->config.rx_intr_mitigation)
++ if (ah->config.rx_intr_mitigation) {
+ if (isr & (AR_ISR_RXMINTR | AR_ISR_RXINTM))
+ *masked |= ATH9K_INT_RXLP;
+-
+- if (ah->config.tx_intr_mitigation)
+- if (isr & (AR_ISR_TXMINTR | AR_ISR_TXINTM))
+- *masked |= ATH9K_INT_TX;
+-
+- if (isr & (AR_ISR_LP_RXOK | AR_ISR_RXERR))
++ } else if (isr & (AR_ISR_LP_RXOK | AR_ISR_RXERR))
+ *masked |= ATH9K_INT_RXLP;
+
+ if (isr & AR_ISR_HP_RXOK)
+ *masked |= ATH9K_INT_RXHP;
+
+- if (isr & (AR_ISR_TXOK | AR_ISR_TXERR | AR_ISR_TXEOL)) {
++ if (ah->config.tx_intr_mitigation) {
++ if (isr & (AR_ISR_TXMINTR | AR_ISR_TXINTM))
++ *masked |= ATH9K_INT_TX;
++ } else if (isr & (AR_ISR_TXOK | AR_ISR_TXERR | AR_ISR_TXEOL)) {
+ *masked |= ATH9K_INT_TX;
+
+ if (!(pCap->hw_caps & ATH9K_HW_CAP_RAC_SUPPORTED)) {