mirror of https://gitee.com/openkylin/linux.git
ath9k: Remove redundant chainmask check
We get the valid chainmasks on HW attach, checking it again during reset is redundant. This patch removes the check. Signed-off-by: Sujith <Sujith.Manoharan@atheros.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
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@ -2189,14 +2189,6 @@ int ath9k_hw_reset(struct ath_hw *ah, struct ath9k_channel *chan,
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ah->txchainmask = sc->tx_chainmask;
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ah->rxchainmask = sc->rx_chainmask;
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if (AR_SREV_9285(ah)) {
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ah->txchainmask &= 0x1;
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ah->rxchainmask &= 0x1;
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} else if (AR_SREV_9280(ah)) {
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ah->txchainmask &= 0x3;
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ah->rxchainmask &= 0x3;
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}
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if (!ath9k_hw_setpower(ah, ATH9K_PM_AWAKE))
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return -EIO;
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