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    Subject[patch 48/58] ath9k: AR9280 PCI devices must serialize IO as well
    2.6.27-stable review patch.  If anyone has any objections, please let us know.

    ------------------

    From: Luis R. Rodriguez <lrodriguez@atheros.com>

    This is a port of:
    commit SHA1 5ec905a8df3fa877566ba98298433fbfb3d688cc
    for 2.6.27

    Signed-off-by: Luis R. Rodriguez <lrodriguez@atheros.com>
    Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
    ---
    drivers/net/wireless/ath9k/hw.c | 3 ++-
    1 file changed, 2 insertions(+), 1 deletion(-)

    --- a/drivers/net/wireless/ath9k/hw.c
    +++ b/drivers/net/wireless/ath9k/hw.c
    @@ -3313,7 +3313,8 @@ static struct ath_hal *ath9k_hw_do_attac
    }

    if (ah->ah_config.serialize_regmode == SER_REG_MODE_AUTO) {
    - if (ah->ah_macVersion == AR_SREV_VERSION_5416_PCI) {
    + if (ah->ah_macVersion == AR_SREV_VERSION_5416_PCI ||
    + (AR_SREV_9280(ah) && !ah->ah_isPciExpress)) {
    ah->ah_config.serialize_regmode =
    SER_REG_MODE_ON;
    } else {



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