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iommu: io-pgtable: use size_t for unmap return value

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Unmap returns a size_t all throughout the IOMMU framework.  Make
io-pgtable match this convention.

Change-Id: Ice4c75a428f0f95a665e2fbe4210349d6f78c220
Signed-off-by: Mitchel Humpherys <mitchelh@codeaurora.org>
This commit is contained in:
Mitchel Humpherys 2015-05-21 14:11:22 -07:00 • committed by David Keitel
parent 8ccd9255d4
commit eb0c3e8d4b
2 changed files with 4 additions and 4 deletions
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2
drivers/iommu/io-pgtable-arm.c
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@ -541,7 +541,7 @@ static int __arm_lpae_unmap(struct arm_lpae_io_pgtable *data,
return __arm_lpae_unmap(data, iova, size, lvl + 1, ptep);
}
static int arm_lpae_unmap(struct io_pgtable_ops *ops, unsigned long iova,
static size_t arm_lpae_unmap(struct io_pgtable_ops *ops, unsigned long iova,
size_t size)
{
size_t unmapped;

6
drivers/iommu/io-pgtable.h
View file

@ -81,9 +81,9 @@ struct io_pgtable_ops {
int (*map)(struct io_pgtable_ops *ops, unsigned long iova,
phys_addr_t paddr, size_t size, int prot);
int (*map_sg)(struct io_pgtable_ops *ops, unsigned long iova,
struct scatterlist *sg, unsigned int nents, int prot);
int (*unmap)(struct io_pgtable_ops *ops, unsigned long iova,
size_t size);
struct scatterlist *sg, unsigned int nents, int prot);
size_t (*unmap)(struct io_pgtable_ops *ops, unsigned long iova,
size_t size);
phys_addr_t (*iova_to_phys)(struct io_pgtable_ops *ops,
unsigned long iova);
};