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| author | Russell King <rmk+kernel@arm.linux.org.uk> | 2011-12-18 11:31:51 +0000 |
|---|---|---|
| committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2012-01-25 11:02:02 +0000 |
| commit | 023f117c547719fbc087ad72276aec5a026370df (patch) | |
| tree | 068c4cec712bbf881153505aaf7c194859cfc79d | |
| parent | 039e7ad89211a63d98341e4add4fc6720f383c2a (diff) | |
| download | lwn-023f117c547719fbc087ad72276aec5a026370df.tar.gz lwn-023f117c547719fbc087ad72276aec5a026370df.zip | |
ARM: amba: make irq 0 invalid
Fix core bus and MMCI such that irq 0 means that there is no IRQ
attached.
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
| -rw-r--r-- | drivers/amba/bus.c | 4 | ||||
| -rw-r--r-- | drivers/mmc/host/mmci.c | 2 |
2 files changed, 3 insertions, 3 deletions
diff --git a/drivers/amba/bus.c b/drivers/amba/bus.c index 82b65e1e12bf..d15acbb4d59e 100644 --- a/drivers/amba/bus.c +++ b/drivers/amba/bus.c @@ -564,9 +564,9 @@ int amba_device_add(struct amba_device *dev, struct resource *parent) if (ret) goto err_release; - if (dev->irq[0] != NO_IRQ) + if (dev->irq[0] && dev->irq[0] != NO_IRQ) ret = device_create_file(&dev->dev, &dev_attr_irq0); - if (ret == 0 && dev->irq[1] != NO_IRQ) + if (ret == 0 && dev->irq[1] && dev->irq[1] != NO_IRQ) ret = device_create_file(&dev->dev, &dev_attr_irq1); if (ret == 0) return ret; diff --git a/drivers/mmc/host/mmci.c b/drivers/mmc/host/mmci.c index 0d955ffaf44e..304f2f98b680 100644 --- a/drivers/mmc/host/mmci.c +++ b/drivers/mmc/host/mmci.c @@ -1325,7 +1325,7 @@ static int __devinit mmci_probe(struct amba_device *dev, if (ret) goto unmap; - if (dev->irq[1] == NO_IRQ) + if (dev->irq[1] == NO_IRQ || !dev->irq[1]) host->singleirq = true; else { ret = request_irq(dev->irq[1], mmci_pio_irq, IRQF_SHARED, |