[PATCH 03/10] powerpc: rename iommu_num_pages function to iommu_nr_pages

From: Joerg Roedel
Date: Mon Aug 04 2008 - 12:08:22 EST


This is a preparation patch for introducing a generic iommu_num_pages function.

Signed-off-by: Joerg Roedel <joerg.roedel@xxxxxxx>
---
arch/powerpc/kernel/iommu.c | 12 ++++++------
1 files changed, 6 insertions(+), 6 deletions(-)

diff --git a/arch/powerpc/kernel/iommu.c b/arch/powerpc/kernel/iommu.c
index 550a193..e2cf632 100644
--- a/arch/powerpc/kernel/iommu.c
+++ b/arch/powerpc/kernel/iommu.c
@@ -51,7 +51,7 @@ static int protect4gb = 1;

static void __iommu_free(struct iommu_table *, dma_addr_t, unsigned int);

-static inline unsigned long iommu_num_pages(unsigned long vaddr,
+static inline unsigned long iommu_nr_pages(unsigned long vaddr,
unsigned long slen)
{
unsigned long npages;
@@ -325,7 +325,7 @@ int iommu_map_sg(struct device *dev, struct iommu_table *tbl,
}
/* Allocate iommu entries for that segment */
vaddr = (unsigned long) sg_virt(s);
- npages = iommu_num_pages(vaddr, slen);
+ npages = iommu_nr_pages(vaddr, slen);
align = 0;
if (IOMMU_PAGE_SHIFT < PAGE_SHIFT && slen >= PAGE_SIZE &&
(vaddr & ~PAGE_MASK) == 0)
@@ -418,7 +418,7 @@ int iommu_map_sg(struct device *dev, struct iommu_table *tbl,
unsigned long vaddr, npages;

vaddr = s->dma_address & IOMMU_PAGE_MASK;
- npages = iommu_num_pages(s->dma_address, s->dma_length);
+ npages = iommu_nr_pages(s->dma_address, s->dma_length);
__iommu_free(tbl, vaddr, npages);
s->dma_address = DMA_ERROR_CODE;
s->dma_length = 0;
@@ -452,7 +452,7 @@ void iommu_unmap_sg(struct iommu_table *tbl, struct scatterlist *sglist,

if (sg->dma_length == 0)
break;
- npages = iommu_num_pages(dma_handle, sg->dma_length);
+ npages = iommu_nr_pages(dma_handle, sg->dma_length);
__iommu_free(tbl, dma_handle, npages);
sg = sg_next(sg);
}
@@ -584,7 +584,7 @@ dma_addr_t iommu_map_single(struct device *dev, struct iommu_table *tbl,
BUG_ON(direction == DMA_NONE);

uaddr = (unsigned long)vaddr;
- npages = iommu_num_pages(uaddr, size);
+ npages = iommu_nr_pages(uaddr, size);

if (tbl) {
align = 0;
@@ -617,7 +617,7 @@ void iommu_unmap_single(struct iommu_table *tbl, dma_addr_t dma_handle,
BUG_ON(direction == DMA_NONE);

if (tbl) {
- npages = iommu_num_pages(dma_handle, size);
+ npages = iommu_nr_pages(dma_handle, size);
iommu_free(tbl, dma_handle, npages);
}
}
--
1.5.3.7


--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/