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-rw-r--r--drivers/net/wireless/ath/ath9k/calib.c20
1 files changed, 15 insertions, 5 deletions
diff --git a/drivers/net/wireless/ath/ath9k/calib.c b/drivers/net/wireless/ath/ath9k/calib.c
index 439f2c743d85..22a3a6903867 100644
--- a/drivers/net/wireless/ath/ath9k/calib.c
+++ b/drivers/net/wireless/ath/ath9k/calib.c
@@ -609,14 +609,24 @@ void ath9k_hw_loadnf(struct ath_hw *ah, struct ath9k_channel *chan)
609 AR_PHY_CH1_EXT_CCA, 609 AR_PHY_CH1_EXT_CCA,
610 AR_PHY_CH2_EXT_CCA 610 AR_PHY_CH2_EXT_CCA
611 }; 611 };
612 u8 chainmask; 612 u8 chainmask, rx_chain_status;
613 613
614 rx_chain_status = REG_READ(ah, AR_PHY_RX_CHAINMASK);
614 if (AR_SREV_9285(ah)) 615 if (AR_SREV_9285(ah))
615 chainmask = 0x9; 616 chainmask = 0x9;
616 else if (AR_SREV_9280(ah) || AR_SREV_9287(ah)) 617 else if (AR_SREV_9280(ah) || AR_SREV_9287(ah)) {
617 chainmask = 0x1B; 618 if ((rx_chain_status & 0x2) || (rx_chain_status & 0x4))
618 else 619 chainmask = 0x1B;
619 chainmask = 0x3F; 620 else
621 chainmask = 0x09;
622 } else {
623 if (rx_chain_status & 0x4)
624 chainmask = 0x3F;
625 else if (rx_chain_status & 0x2)
626 chainmask = 0x1B;
627 else
628 chainmask = 0x09;
629 }
620 630
621 h = ah->nfCalHist; 631 h = ah->nfCalHist;
622 632