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iommu/amd: Make amd_iommu_make_clear_dte() non-static inline

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This will be reused in a new nested.c file for nested translation.

Also, remove unused function parameter ptr.

Reviewed-by: Nicolin Chen <nicolinc@nvidia.com>
Reviewed-by: Vasant Hegde <vasant.hegde@amd.com>
Reviewed-by: Jason Gunthorpe <jgg@nvidia.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 06:08:04 +00:00 committed by Joerg Roedel
parent 5335fc1657
commit 11cfa782f0
2 changed files with 10 additions and 11 deletions
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8
drivers/iommu/amd/amd_iommu.h
View File

@ -190,4 +190,12 @@ void amd_iommu_domain_set_pgtable(struct protection_domain *domain,
struct dev_table_entry *get_dev_table(struct amd_iommu *iommu);
struct iommu_dev_data *search_dev_data(struct amd_iommu *iommu, u16 devid);
static inline void
amd_iommu_make_clear_dte(struct iommu_dev_data *dev_data, struct dev_table_entry *new)
{
/* All existing DTE must have V bit set */
new->data128[0] = DTE_FLAG_V;
new->data128[1] = 0;
}
#endif /* AMD_IOMMU_H */

13
drivers/iommu/amd/iommu.c
View File

@ -2015,14 +2015,6 @@ int amd_iommu_clear_gcr3(struct iommu_dev_data *dev_data, ioasid_t pasid)
return ret;
}
static void make_clear_dte(struct iommu_dev_data *dev_data, struct dev_table_entry *ptr,
struct dev_table_entry *new)
{
/* All existing DTE must have V bit set */
new->data128[0] = DTE_FLAG_V;
new->data128[1] = 0;
}
/*
* Note:
* The old value for GCR3 table and GPT have been cleared from caller.
@ -2072,7 +2064,7 @@ static void set_dte_entry(struct amd_iommu *iommu,
struct dev_table_entry *dte = &get_dev_table(iommu)[dev_data->devid];
struct pt_iommu_amdv1_hw_info pt_info;
make_clear_dte(dev_data, dte, &new);
amd_iommu_make_clear_dte(dev_data, &new);
if (gcr3_info && gcr3_info->gcr3_tbl)
domid = dev_data->gcr3_info.domid;
@ -2153,9 +2145,8 @@ static void set_dte_entry(struct amd_iommu *iommu,
static void clear_dte_entry(struct amd_iommu *iommu, struct iommu_dev_data *dev_data)
{
struct dev_table_entry new = {};
struct dev_table_entry *dte = &get_dev_table(iommu)[dev_data->devid];
make_clear_dte(dev_data, dte, &new);
amd_iommu_make_clear_dte(dev_data, &new);
update_dte256(iommu, dev_data, &new);
}