diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/net/wireless/b43legacy/main.c | 19 |
1 files changed, 11 insertions, 8 deletions
diff --git a/drivers/net/wireless/b43legacy/main.c b/drivers/net/wireless/b43legacy/main.c index f0e56dfc9ecf..1ebb787ef9cf 100644 --- a/drivers/net/wireless/b43legacy/main.c +++ b/drivers/net/wireless/b43legacy/main.c @@ -2781,6 +2781,17 @@ static void b43legacy_wireless_core_stop(struct b43legacy_wldev *dev) if (b43legacy_status(dev) < B43legacy_STAT_STARTED) return; + + /* Disable and sync interrupts. We must do this before than + * setting the status to INITIALIZED, as the interrupt handler + * won't care about IRQs then. */ + spin_lock_irqsave(&wl->irq_lock, flags); + dev->irq_savedstate = b43legacy_interrupt_disable(dev, + B43legacy_IRQ_ALL); + b43legacy_read32(dev, B43legacy_MMIO_GEN_IRQ_MASK); /* flush */ + spin_unlock_irqrestore(&wl->irq_lock, flags); + b43legacy_synchronize_irq(dev); + b43legacy_set_status(dev, B43legacy_STAT_INITIALIZED); mutex_unlock(&wl->mutex); @@ -2791,14 +2802,6 @@ static void b43legacy_wireless_core_stop(struct b43legacy_wldev *dev) ieee80211_stop_queues(wl->hw); /* FIXME this could cause a deadlock */ - /* Disable and sync interrupts. */ - spin_lock_irqsave(&wl->irq_lock, flags); - dev->irq_savedstate = b43legacy_interrupt_disable(dev, - B43legacy_IRQ_ALL); - b43legacy_read32(dev, B43legacy_MMIO_GEN_IRQ_MASK); /* flush */ - spin_unlock_irqrestore(&wl->irq_lock, flags); - b43legacy_synchronize_irq(dev); - b43legacy_mac_suspend(dev); free_irq(dev->dev->irq, dev); b43legacydbg(wl, "Wireless interface stopped\n"); |