From 36dbd9548e92268127b0c31b0e121e63e9207108 Mon Sep 17 00:00:00 2001 From: Michael Buesch Date: Fri, 4 Sep 2009 22:51:29 +0200 Subject: 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 Tested-by: Larry Finger Signed-off-by: John W. Linville --- drivers/net/wireless/b43/dma.c | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-) (limited to 'drivers/net/wireless/b43/dma.c') diff --git a/drivers/net/wireless/b43/dma.c b/drivers/net/wireless/b43/dma.c index 289aaf6dfe79..25ced8bdec8f 100644 --- a/drivers/net/wireless/b43/dma.c +++ b/drivers/net/wireless/b43/dma.c @@ -1387,7 +1387,6 @@ out_unlock: return err; } -/* Called with IRQs disabled. */ void b43_dma_handle_txstatus(struct b43_wldev *dev, const struct b43_txstatus *status) { @@ -1402,7 +1401,7 @@ void b43_dma_handle_txstatus(struct b43_wldev *dev, if (unlikely(!ring)) return; - spin_lock(&ring->lock); /* IRQs are already disabled. */ + spin_lock_irq(&ring->lock); B43_WARN_ON(!ring->tx); ops = ring->ops; @@ -1463,7 +1462,7 @@ void b43_dma_handle_txstatus(struct b43_wldev *dev, } } - spin_unlock(&ring->lock); + spin_unlock_irq(&ring->lock); } void b43_dma_get_tx_stats(struct b43_wldev *dev, -- cgit v1.2.3