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authorMichael Buesch <mb@bu3sch.de>2009-09-04 22:51:29 +0200
committerJohn W. Linville <linville@tuxdriver.com>2009-09-08 16:31:06 -0400
commit36dbd9548e92268127b0c31b0e121e63e9207108 (patch)
tree41d95c5dd824ea43c5f0055bd790b64d7ba8a33a /drivers/net/wireless/b43/sysfs.c
parentb275f28535fc774325bb8ad5f664e6c44a8fbc9b (diff)
b43: Use a threaded IRQ handler
Use a threaded IRQ handler to allow locking the mutex and sleeping while executing an interrupt. This removes usage of the irq_lock spinlock, but introduces a new hardirq_lock, which is _only_ used for the PCI/SSB lowlevel hard-irq handler. Sleeping busses (SDIO) will use mutex instead. Signed-off-by: Michael Buesch <mb@bu3sch.de> Tested-by: Larry Finger <Larry.Finger@lwfinger.net> Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net/wireless/b43/sysfs.c')
-rw-r--r--drivers/net/wireless/b43/sysfs.c3
1 files changed, 0 insertions, 3 deletions
diff --git a/drivers/net/wireless/b43/sysfs.c b/drivers/net/wireless/b43/sysfs.c
index 5adaa3692d7..f1ae4e05a32 100644
--- a/drivers/net/wireless/b43/sysfs.c
+++ b/drivers/net/wireless/b43/sysfs.c
@@ -94,7 +94,6 @@ static ssize_t b43_attr_interfmode_store(struct device *dev,
const char *buf, size_t count)
{
struct b43_wldev *wldev = dev_to_b43_wldev(dev);
- unsigned long flags;
int err;
int mode;
@@ -120,7 +119,6 @@ static ssize_t b43_attr_interfmode_store(struct device *dev,
}
mutex_lock(&wldev->wl->mutex);
- spin_lock_irqsave(&wldev->wl->irq_lock, flags);
if (wldev->phy.ops->interf_mitigation) {
err = wldev->phy.ops->interf_mitigation(wldev, mode);
@@ -132,7 +130,6 @@ static ssize_t b43_attr_interfmode_store(struct device *dev,
err = -ENOSYS;
mmiowb();
- spin_unlock_irqrestore(&wldev->wl->irq_lock, flags);
mutex_unlock(&wldev->wl->mutex);
return err ? err : count;