ath9k: AR9280 PCI devices must serialize IO as well
Cc: stable@kernel.org Signed-off-by: Luis R. Rodriguez <lrodriguez@atheros.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
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@ -687,7 +687,8 @@ static struct ath_hal *ath9k_hw_do_attach(u16 devid, struct ath_softc *sc,
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}
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if (ah->ah_config.serialize_regmode == SER_REG_MODE_AUTO) {
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if (ah->ah_macVersion == AR_SREV_VERSION_5416_PCI) {
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if (ah->ah_macVersion == AR_SREV_VERSION_5416_PCI ||
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(AR_SREV_9280(ah) && !ah->ah_isPciExpress)) {
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ah->ah_config.serialize_regmode =
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SER_REG_MODE_ON;
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} else {
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