diff options
Diffstat (limited to 'drivers/net/wireless/ath/ath9k/init.c')
| -rw-r--r-- | drivers/net/wireless/ath/ath9k/init.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/net/wireless/ath/ath9k/init.c b/drivers/net/wireless/ath/ath9k/init.c index 8cb37429b216..60159f4ee532 100644 --- a/drivers/net/wireless/ath/ath9k/init.c +++ b/drivers/net/wireless/ath/ath9k/init.c @@ -172,7 +172,7 @@ static void ath9k_iowrite32(void *hw_priv, u32 val, u32 reg_offset) struct ath_common *common = ath9k_hw_common(ah); struct ath_softc *sc = (struct ath_softc *) common->priv; - if (ah->config.serialize_regmode == SER_REG_MODE_ON) { + if (NR_CPUS > 1 && ah->config.serialize_regmode == SER_REG_MODE_ON) { unsigned long flags; spin_lock_irqsave(&sc->sc_serial_rw, flags); iowrite32(val, sc->mem + reg_offset); @@ -188,7 +188,7 @@ static unsigned int ath9k_ioread32(void *hw_priv, u32 reg_offset) struct ath_softc *sc = (struct ath_softc *) common->priv; u32 val; - if (ah->config.serialize_regmode == SER_REG_MODE_ON) { + if (NR_CPUS > 1 && ah->config.serialize_regmode == SER_REG_MODE_ON) { unsigned long flags; spin_lock_irqsave(&sc->sc_serial_rw, flags); val = ioread32(sc->mem + reg_offset); @@ -219,7 +219,7 @@ static unsigned int ath9k_reg_rmw(void *hw_priv, u32 reg_offset, u32 set, u32 cl unsigned long uninitialized_var(flags); u32 val; - if (ah->config.serialize_regmode == SER_REG_MODE_ON) { + if (NR_CPUS > 1 && ah->config.serialize_regmode == SER_REG_MODE_ON) { spin_lock_irqsave(&sc->sc_serial_rw, flags); val = __ath9k_reg_rmw(sc, reg_offset, set, clr); spin_unlock_irqrestore(&sc->sc_serial_rw, flags); |