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Subject[PATCH 23/34] x86/amd-iommu: Remove iommu parameter from dma_ops_domain_alloc
Date
This function doesn't use the parameter anymore so it can be
removed.

Signed-off-by: Joerg Roedel <joerg.roedel@amd.com>
---
arch/x86/kernel/amd_iommu.c | 12 ++++--------
1 files changed, 4 insertions(+), 8 deletions(-)

diff --git a/arch/x86/kernel/amd_iommu.c b/arch/x86/kernel/amd_iommu.c
index d10195b..17e83ec 100644
--- a/arch/x86/kernel/amd_iommu.c
+++ b/arch/x86/kernel/amd_iommu.c
@@ -1188,7 +1188,7 @@ static void dma_ops_domain_free(struct dma_ops_domain *dom)
* It also intializes the page table and the address allocator data
* structures required for the dma_ops interface
*/
-static struct dma_ops_domain *dma_ops_domain_alloc(struct amd_iommu *iommu)
+static struct dma_ops_domain *dma_ops_domain_alloc(void)
{
struct dma_ops_domain *dma_dom;

@@ -1443,7 +1443,7 @@ static int device_change_notifier(struct notifier_block *nb,
dma_domain = find_protection_domain(devid);
if (dma_domain)
goto out;
- dma_domain = dma_ops_domain_alloc(iommu);
+ dma_domain = dma_ops_domain_alloc();
if (!dma_domain)
goto out;
dma_domain->target_dev = devid;
@@ -2085,7 +2085,6 @@ static void prealloc_protection_domains(void)
{
struct pci_dev *dev = NULL;
struct dma_ops_domain *dma_dom;
- struct amd_iommu *iommu;
u16 devid;

while ((dev = pci_get_device(PCI_ANY_ID, PCI_ANY_ID, dev)) != NULL) {
@@ -2100,10 +2099,7 @@ static void prealloc_protection_domains(void)

devid = get_device_id(&dev->dev);

- iommu = amd_iommu_rlookup_table[devid];
- if (!iommu)
- continue;
- dma_dom = dma_ops_domain_alloc(iommu);
+ dma_dom = dma_ops_domain_alloc();
if (!dma_dom)
continue;
init_unity_mappings_for_device(dma_dom, devid);
@@ -2139,7 +2135,7 @@ int __init amd_iommu_init_dma_ops(void)
* protection domain will be assigned to the default one.
*/
for_each_iommu(iommu) {
- iommu->default_dom = dma_ops_domain_alloc(iommu);
+ iommu->default_dom = dma_ops_domain_alloc();
if (iommu->default_dom == NULL)
return -ENOMEM;
iommu->default_dom->domain.flags |= PD_DEFAULT_MASK;
--
1.6.5.3



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