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authorJoerg Roedel <joerg.roedel@amd.com>2009-11-23 19:33:56 +0100
committerJoerg Roedel <joerg.roedel@amd.com>2009-11-27 14:17:08 +0100
commitcd8c82e875c27ee0d8b59fb76bc12aa9db6a70c2 (patch)
tree653ff6e7506822fb8d61fe6259abb3ba01e7b139 /arch
parent576175c2503ae9b0f930ee9a6a0abaf7ef8956ad (diff)
x86/amd-iommu: Remove iommu parameter from __(un)map_single
With the prior changes this parameter is not longer required. This patch removes it from the function and all callers. Signed-off-by: Joerg Roedel <joerg.roedel@amd.com>
Diffstat (limited to 'arch')
-rw-r--r--arch/x86/kernel/amd_iommu.c18
1 files changed, 8 insertions, 10 deletions
diff --git a/arch/x86/kernel/amd_iommu.c b/arch/x86/kernel/amd_iommu.c
index 687f617b95d..c04dcb7f40b 100644
--- a/arch/x86/kernel/amd_iommu.c
+++ b/arch/x86/kernel/amd_iommu.c
@@ -1653,7 +1653,6 @@ static void dma_ops_domain_unmap(struct dma_ops_domain *dom,
* Must be called with the domain lock held.
*/
static dma_addr_t __map_single(struct device *dev,
- struct amd_iommu *iommu,
struct dma_ops_domain *dma_dom,
phys_addr_t paddr,
size_t size,
@@ -1737,8 +1736,7 @@ out_unmap:
* Does the reverse of the __map_single function. Must be called with
* the domain lock held too
*/
-static void __unmap_single(struct amd_iommu *iommu,
- struct dma_ops_domain *dma_dom,
+static void __unmap_single(struct dma_ops_domain *dma_dom,
dma_addr_t dma_addr,
size_t size,
int dir)
@@ -1797,7 +1795,7 @@ static dma_addr_t map_page(struct device *dev, struct page *page,
return DMA_ERROR_CODE;
spin_lock_irqsave(&domain->lock, flags);
- addr = __map_single(dev, iommu, domain->priv, paddr, size, dir, false,
+ addr = __map_single(dev, domain->priv, paddr, size, dir, false,
dma_mask);
if (addr == DMA_ERROR_CODE)
goto out;
@@ -1832,7 +1830,7 @@ static void unmap_page(struct device *dev, dma_addr_t dma_addr, size_t size,
spin_lock_irqsave(&domain->lock, flags);
- __unmap_single(iommu, domain->priv, dma_addr, size, dir);
+ __unmap_single(domain->priv, dma_addr, size, dir);
iommu_flush_complete(domain);
@@ -1890,7 +1888,7 @@ static int map_sg(struct device *dev, struct scatterlist *sglist,
for_each_sg(sglist, s, nelems, i) {
paddr = sg_phys(s);
- s->dma_address = __map_single(dev, iommu, domain->priv,
+ s->dma_address = __map_single(dev, domain->priv,
paddr, s->length, dir, false,
dma_mask);
@@ -1910,7 +1908,7 @@ out:
unmap:
for_each_sg(sglist, s, mapped_elems, i) {
if (s->dma_address)
- __unmap_single(iommu, domain->priv, s->dma_address,
+ __unmap_single(domain->priv, s->dma_address,
s->dma_length, dir);
s->dma_address = s->dma_length = 0;
}
@@ -1946,7 +1944,7 @@ static void unmap_sg(struct device *dev, struct scatterlist *sglist,
spin_lock_irqsave(&domain->lock, flags);
for_each_sg(sglist, s, nelems, i) {
- __unmap_single(iommu, domain->priv, s->dma_address,
+ __unmap_single(domain->priv, s->dma_address,
s->dma_length, dir);
s->dma_address = s->dma_length = 0;
}
@@ -1996,7 +1994,7 @@ static void *alloc_coherent(struct device *dev, size_t size,
spin_lock_irqsave(&domain->lock, flags);
- *dma_addr = __map_single(dev, iommu, domain->priv, paddr,
+ *dma_addr = __map_single(dev, domain->priv, paddr,
size, DMA_BIDIRECTIONAL, true, dma_mask);
if (*dma_addr == DMA_ERROR_CODE) {
@@ -2038,7 +2036,7 @@ static void free_coherent(struct device *dev, size_t size,
spin_lock_irqsave(&domain->lock, flags);
- __unmap_single(iommu, domain->priv, dma_addr, size, DMA_BIDIRECTIONAL);
+ __unmap_single(domain->priv, dma_addr, size, DMA_BIDIRECTIONAL);
iommu_flush_complete(domain);