Commit 02d2ebb2 authored by Felix Fietkau's avatar Felix Fietkau Committed by John W. Linville
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ath9k_hw: fix A-MPDU key search issues on AR9003

Under load, a large number of frames can produce decryption errors, even when
no key cache update is being done. Performing a key search for every single
frame in an A-MPDU improves reliability.
Signed-off-by: default avatarFelix Fietkau <>
Signed-off-by: default avatarJohn W. Linville <>
parent 7253965a
......@@ -1817,6 +1817,10 @@ int ath9k_hw_fill_cap_info(struct ath_hw *ah)
ah->misc_mode |= AR_PCU_MIC_NEW_LOC_ENA;
/* enable key search for every frame in an aggregate */
if (AR_SREV_9300_20_OR_LATER(ah))
pCap->low_2ghz_chan = 2312;
pCap->high_2ghz_chan = 2732;
......@@ -1568,6 +1568,7 @@ enum {
#define AR_PCU_TBTT_PROTECT 0x00200000
#define AR_PCU_CLEAR_VMF 0x01000000
#define AR_PCU_CLEAR_BA_VALID 0x04000000
#define AR_PCU_BT_ANT_PREVENT_RX 0x00100000
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