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iommu/vt-d: Pass pasid table to context mapping

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So that the pasid related info, such as the pasid table and the
maximum of pasid could be used during setting up scalable mode
context.

Cc: Ashok Raj <ashok.raj@intel.com>
Cc: Jacob Pan <jacob.jun.pan@linux.intel.com>
Cc: Kevin Tian <kevin.tian@intel.com>
Cc: Liu Yi L <yi.l.liu@intel.com>
Cc: Sanjay Kumar <sanjay.k.kumar@intel.com>
Signed-off-by: Lu Baolu <baolu.lu@linux.intel.com>
Reviewed-by: Ashok Raj <ashok.raj@intel.com>
Reviewed-by: Kevin Tian <kevin.tian@intel.com>
Signed-off-by: Joerg Roedel <jroedel@suse.de>
This commit is contained in:
Lu Baolu 2018-12-10 09:59:02 +08:00 committed by Joerg Roedel
parent ef848b7e5a
commit ca6e322d60
1 changed files with 11 additions and 3 deletions
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14
drivers/iommu/intel-iommu.c
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@ -1920,6 +1920,7 @@ static void domain_exit(struct dmar_domain *domain)
static int domain_context_mapping_one(struct dmar_domain *domain,
struct intel_iommu *iommu,
struct pasid_table *table,
u8 bus, u8 devfn)
{
u16 did = domain->iommu_did[iommu->seq_id];
@ -2042,6 +2043,7 @@ static int domain_context_mapping_one(struct dmar_domain *domain,
struct domain_context_mapping_data {
struct dmar_domain *domain;
struct intel_iommu *iommu;
struct pasid_table *table;
};
static int domain_context_mapping_cb(struct pci_dev *pdev,
@ -2050,25 +2052,31 @@ static int domain_context_mapping_cb(struct pci_dev *pdev,
struct domain_context_mapping_data *data = opaque;
return domain_context_mapping_one(data->domain, data->iommu,
PCI_BUS_NUM(alias), alias & 0xff);
data->table, PCI_BUS_NUM(alias),
alias & 0xff);
}
static int
domain_context_mapping(struct dmar_domain *domain, struct device *dev)
{
struct domain_context_mapping_data data;
struct pasid_table *table;
struct intel_iommu *iommu;
u8 bus, devfn;
struct domain_context_mapping_data data;
iommu = device_to_iommu(dev, &bus, &devfn);
if (!iommu)
return -ENODEV;
table = intel_pasid_get_table(dev);
if (!dev_is_pci(dev))
return domain_context_mapping_one(domain, iommu, bus, devfn);
return domain_context_mapping_one(domain, iommu, table,
bus, devfn);
data.domain = domain;
data.iommu = iommu;
data.table = table;
return pci_for_each_dma_alias(to_pci_dev(dev),
&domain_context_mapping_cb, &data);