We need to release the SDIO host before locking the driver mutex.
Signed-off-by: Michael Buesch <[email protected]>
---
Index: wireless-testing/drivers/net/wireless/b43/main.c
===================================================================
--- wireless-testing.orig/drivers/net/wireless/b43/main.c 2009-09-10
20:26:43.000000000 +0200
+++ wireless-testing/drivers/net/wireless/b43/main.c 2009-09-11
15:55:19.000000000 +0200
@@ -1914,20 +1914,14 @@ static irqreturn_t b43_interrupt_handler
static void b43_sdio_interrupt_handler(struct b43_wldev *dev)
{
struct b43_wl *wl = dev->wl;
- struct sdio_func *func = dev->dev->bus->host_sdio;
irqreturn_t ret;
- if (unlikely(b43_status(dev) < B43_STAT_STARTED))
- return;
-
mutex_lock(&wl->mutex);
- sdio_release_host(func);
ret = b43_do_interrupt(dev);
if (ret == IRQ_WAKE_THREAD)
b43_do_interrupt_thread(dev);
- sdio_claim_host(func);
mutex_unlock(&wl->mutex);
}
Index: wireless-testing/drivers/net/wireless/b43/sdio.c
===================================================================
--- wireless-testing.orig/drivers/net/wireless/b43/sdio.c 2009-09-10
19:23:20.000000000 +0200
+++ wireless-testing/drivers/net/wireless/b43/sdio.c 2009-09-11
15:54:05.000000000 +0200
@@ -54,7 +54,12 @@ static void b43_sdio_interrupt_dispatche
struct b43_sdio *sdio = sdio_get_drvdata(func);
struct b43_wldev *dev = sdio->irq_handler_opaque;
+ if (unlikely(b43_status(dev) < B43_STAT_STARTED))
+ return;
+
+ sdio_release_host(func);
sdio->irq_handler(dev);
+ sdio_claim_host(func);
}
int b43_sdio_request_irq(struct b43_wldev *dev,
--
Greetings, Michael.
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