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Commit cb53a150 authored by Sujith's avatar Sujith Committed by John W. Linville
Browse files

ath9k: Fix bug in initializing chain masks 



Check for AR5416 ver 1.0 before calibrating 3 chains
for multi-chain. This is a WAR for calibration
failure.

Signed-off-by: default avatarSujith <Sujith.Manoharan@atheros.com>
Signed-off-by: default avatarJohn W. Linville <linville@tuxdriver.com>
parent 201cd6cc

drivers/net/wireless/ath/ath9k/hw.c

+1 −1
Original line number Diff line number Diff line
@@ -1146,7 +1146,7 @@ static void ath9k_hw_init_chain_masks(struct ath_hw *ah) 
		REG_SET_BIT(ah, AR_PHY_ANALOG_SWAP,

			    AR_PHY_SWAP_ALT_CHAIN);

	case 0x3:

		if (((ah)->hw_version.macVersion <= AR_SREV_VERSION_9160)) {

		if (ah->hw_version.macVersion == AR_SREV_REVISION_5416_10) {

			REG_WRITE(ah, AR_PHY_RX_CHAINMASK, 0x7);

			REG_WRITE(ah, AR_PHY_CAL_CHAINMASK, 0x7);

			break;