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Subject[PATCH 11/23] iommu/amd: Remove 'start' parameter from dma_ops_area_alloc
Date
From: Joerg Roedel <jroedel@suse.de>

Parameter is not needed because the value is part of the
already passed in struct dma_ops_domain.

Signed-off-by: Joerg Roedel <jroedel@suse.de>
---
drivers/iommu/amd_iommu.c | 10 ++++------
1 file changed, 4 insertions(+), 6 deletions(-)

diff --git a/drivers/iommu/amd_iommu.c b/drivers/iommu/amd_iommu.c
index eb11996..2962c62 100644
--- a/drivers/iommu/amd_iommu.c
+++ b/drivers/iommu/amd_iommu.c
@@ -1561,11 +1561,10 @@ static unsigned long dma_ops_area_alloc(struct device *dev,
struct dma_ops_domain *dom,
unsigned int pages,
unsigned long align_mask,
- u64 dma_mask,
- unsigned long start)
+ u64 dma_mask)
{
int max_index = dom->aperture_size >> APERTURE_RANGE_SHIFT;
- int i = start >> APERTURE_RANGE_SHIFT;
+ int i = dom->next_address >> APERTURE_RANGE_SHIFT;
unsigned long next_bit, boundary_size, mask;
unsigned long address = -1;

@@ -1612,13 +1611,12 @@ static unsigned long dma_ops_alloc_addresses(struct device *dev,
dom->need_flush = true;
#endif

- address = dma_ops_area_alloc(dev, dom, pages, align_mask,
- dma_mask, dom->next_address);
+ address = dma_ops_area_alloc(dev, dom, pages, align_mask, dma_mask);

if (address == -1) {
dom->next_address = 0;
address = dma_ops_area_alloc(dev, dom, pages, align_mask,
- dma_mask, 0);
+ dma_mask);
dom->need_flush = true;
}

--
1.9.1


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