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iommu/amd: Rename DEV_DOMID_MASK to DTE_DOMID_MASK

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Also change the define to use GENMASK_ULL instead.
There is no functional change.

Reviewed-by: Nicolin Chen <nicolinc@nvidia.com>
Reviewed-by: Jason Gunthorpe <jgg@nvidia.com>
Reviewed-by: Vasant Hegde <vasant.hegde@amd.com>
Signed-off-by: Suravee Suthikulpanit <suravee.suthikulpanit@amd.com>
Signed-off-by: Joerg Roedel <joerg.roedel@amd.com>
This commit is contained in:
Suravee Suthikulpanit 2026-01-15 06:08:03 +00:00 committed by Joerg Roedel
parent 7d8b06ecc4
commit 5335fc1657
3 changed files with 3 additions and 3 deletions
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2
drivers/iommu/amd/amd_iommu_types.h
View File

@ -358,7 +358,7 @@
#define DTE_FLAG_IOTLB BIT_ULL(32)
#define DTE_FLAG_MASK (0x3ffULL << 32)
#define DEV_DOMID_MASK 0xffffULL
#define DTE_DOMID_MASK GENMASK_ULL(15, 0)
#define DTE_GCR3_14_12 GENMASK_ULL(60, 58)
#define DTE_GCR3_30_15 GENMASK_ULL(31, 16)

2
drivers/iommu/amd/init.c
View File

@ -1179,7 +1179,7 @@ static bool __reuse_device_table(struct amd_iommu *iommu)
for (devid = 0; devid <= pci_seg->last_bdf; devid++) {
old_dev_tbl_entry = &pci_seg->old_dev_tbl_cpy[devid];
dte_v = FIELD_GET(DTE_FLAG_V, old_dev_tbl_entry->data[0]);
dom_id = FIELD_GET(DEV_DOMID_MASK, old_dev_tbl_entry->data[1]);
dom_id = FIELD_GET(DTE_DOMID_MASK, old_dev_tbl_entry->data[1]);
if (!dte_v || !dom_id)
continue;

2
drivers/iommu/amd/iommu.c
View File

@ -2120,7 +2120,7 @@ static void set_dte_entry(struct amd_iommu *iommu,
if (dev_data->ats_enabled)
new.data[1] |= DTE_FLAG_IOTLB;
old_domid = READ_ONCE(dte->data[1]) & DEV_DOMID_MASK;
old_domid = READ_ONCE(dte->data[1]) & DTE_DOMID_MASK;
new.data[1] |= domid;
/*