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path: root/drivers/net/wireless/ath/ath9k/hw.c
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Diffstat (limited to 'drivers/net/wireless/ath/ath9k/hw.c')
-rw-r--r--drivers/net/wireless/ath/ath9k/hw.c11
1 files changed, 10 insertions, 1 deletions
diff --git a/drivers/net/wireless/ath/ath9k/hw.c b/drivers/net/wireless/ath/ath9k/hw.c
index 63d84613dc96..493160c8c754 100644
--- a/drivers/net/wireless/ath/ath9k/hw.c
+++ b/drivers/net/wireless/ath/ath9k/hw.c
@@ -918,6 +918,11 @@ int ath9k_hw_init(struct ath_hw *ah)
ath_print(common, ATH_DBG_RESET, "serialize_regmode is %d\n",
ah->config.serialize_regmode);
+ if (AR_SREV_9285(ah) || AR_SREV_9271(ah))
+ ah->config.max_txtrig_level = MAX_TX_FIFO_THRESHOLD >> 1;
+ else
+ ah->config.max_txtrig_level = MAX_TX_FIFO_THRESHOLD;
+
if (!ath9k_hw_macversion_supported(ah->hw_version.macVersion)) {
ath_print(common, ATH_DBG_FATAL,
"Mac Chip Rev 0x%02x.%x is not supported by "
@@ -3224,7 +3229,11 @@ void ath9k_hw_fill_cap_info(struct ath_hw *ah)
pCap->keycache_size = AR_KEYTABLE_SIZE;
pCap->hw_caps |= ATH9K_HW_CAP_FASTCC;
- pCap->tx_triglevel_max = MAX_TX_FIFO_THRESHOLD;
+
+ if (AR_SREV_9285(ah) || AR_SREV_9271(ah))
+ pCap->tx_triglevel_max = MAX_TX_FIFO_THRESHOLD >> 1;
+ else
+ pCap->tx_triglevel_max = MAX_TX_FIFO_THRESHOLD;
if (AR_SREV_9285_10_OR_LATER(ah))
pCap->num_gpio_pins = AR9285_NUM_GPIO;