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iommu/amd: Pass struct iommu_dev_data to set_dte_entry()

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Pass iommu_dev_data structure instead of passing indivisual variables.

No functional changes intended.

Signed-off-by: Vasant Hegde <vasant.hegde@amd.com>
Reviewed-by: Jason Gunthorpe <jgg@nvidia.com>
Link: https://lore.kernel.org/r/20240205115615.6053-2-vasant.hegde@amd.com
Signed-off-by: Joerg Roedel <jroedel@suse.de>
This commit is contained in:
Vasant Hegde
2024-02-05 11:55:59 +00:00
committed by Joerg Roedel
parent 108042db53
commit a6ffb9b3d7
1 changed files with 8 additions and 10 deletions
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drivers/iommu/amd/iommu.c
+8 -10
View File
@@ -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);
}
}