diff options
Diffstat (limited to 'drivers/iommu/amd/iommu.c')
| -rw-r--r-- | drivers/iommu/amd/iommu.c | 18 |
1 files changed, 8 insertions, 10 deletions
diff --git a/drivers/iommu/amd/iommu.c b/drivers/iommu/amd/iommu.c index 2e50f116672f..743465cb677f 100644 --- a/drivers/iommu/amd/iommu.c +++ b/drivers/iommu/amd/iommu.c @@ -1700,12 +1700,14 @@ static int setup_gcr3_table(struct protection_domain *domain, int pasids) return 0; } -static void set_dte_entry(struct amd_iommu *iommu, u16 devid, - struct protection_domain *domain, bool ats, bool ppr) +static void set_dte_entry(struct amd_iommu *iommu, + struct iommu_dev_data *dev_data) { u64 pte_root = 0; u64 flags = 0; u32 old_domid; + u16 devid = dev_data->devid; + struct protection_domain *domain = dev_data->domain; struct dev_table_entry *dev_table = get_dev_table(iommu); if (domain->iop.mode != PAGE_MODE_NONE) @@ -1725,10 +1727,10 @@ static void set_dte_entry(struct amd_iommu *iommu, u16 devid, flags = dev_table[devid].data[1]; - if (ats) + if (dev_data->ats_enabled) flags |= DTE_FLAG_IOTLB; - if (ppr) + if (dev_data->ppr) pte_root |= 1ULL << DEV_ENTRY_PPR; if (domain->dirty_tracking) @@ -1804,12 +1806,10 @@ static void do_attach(struct iommu_dev_data *dev_data, struct protection_domain *domain) { struct amd_iommu *iommu; - bool ats; iommu = rlookup_amd_iommu(dev_data->dev); if (!iommu) return; - ats = dev_data->ats_enabled; /* Update data structures */ dev_data->domain = domain; @@ -1824,8 +1824,7 @@ static void do_attach(struct iommu_dev_data *dev_data, domain->dev_cnt += 1; /* Update device table */ - set_dte_entry(iommu, dev_data->devid, domain, - ats, dev_data->ppr); + set_dte_entry(iommu, dev_data); clone_aliases(iommu, dev_data->dev); device_flush_dte(dev_data); @@ -2008,8 +2007,7 @@ static void update_device_table(struct protection_domain *domain) if (!iommu) continue; - set_dte_entry(iommu, dev_data->devid, domain, - dev_data->ats_enabled, dev_data->ppr); + set_dte_entry(iommu, dev_data); clone_aliases(iommu, dev_data->dev); } } |