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Commit 25c9dbe8 authored by Christoph Hellwig's avatar Christoph Hellwig Committed by Helge Deller
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parisc: turn GET_IOC into an inline function



This makes the function both more readable and more typesafe.

Signed-off-by: default avatarChristoph Hellwig <hch@lst.de>
Signed-off-by: default avatarHelge Deller <deller@gmx.de>
parent 9b8eeab0
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+8 −4
Original line number Diff line number Diff line
@@ -26,10 +26,14 @@ static inline void *parisc_walk_tree(struct device *dev)
	return dev->platform_data;
}

#define GET_IOC(dev) ({					\
	void *__pdata = parisc_walk_tree(dev);		\
	__pdata ? HBA_DATA(__pdata)->iommu : NULL;	\
})
static inline struct ioc *GET_IOC(struct device *dev)
{
	struct pci_hba_data *pdata = parisc_walk_tree(dev);

	if (!pdata)
		return NULL;
	return pdata->iommu;
}

#ifdef CONFIG_IOMMU_CCIO
void *ccio_get_iommu(const struct parisc_device *dev);