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X-OriginatorOrg: amd.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 21 Oct 2025 01:44:13.0336 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 480781da-5a6a-426c-b4c2-08de10435659 X-MS-Exchange-CrossTenant-Id: 3dd8961f-e488-4e60-8e11-a82d994e183d X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=3dd8961f-e488-4e60-8e11-a82d994e183d;Ip=[165.204.84.17];Helo=[satlexmb07.amd.com] X-MS-Exchange-CrossTenant-AuthSource: BN3PEPF0000B075.namprd04.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: SA5PPF50009C446 Content-Type: text/plain; charset="utf-8" This will be reused in a new iommufd.c file for nested translation. Reviewed-by: Nicolin Chen Reviewed-by: Jason Gunthorpe Signed-off-by: Suravee Suthikulpanit Reviewed-by: Vasant Hegde --- drivers/iommu/amd/amd_iommu.h | 3 +++ drivers/iommu/amd/iommu.c | 8 ++++---- 2 files changed, 7 insertions(+), 4 deletions(-) diff --git a/drivers/iommu/amd/amd_iommu.h b/drivers/iommu/amd/amd_iommu.h index 322c8c73444a..079fb1d44c00 100644 --- a/drivers/iommu/amd/amd_iommu.h +++ b/drivers/iommu/amd/amd_iommu.h @@ -188,4 +188,7 @@ void amd_iommu_domain_set_pgtable(struct protection_dom= ain *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); =20 +/* DTE */ +int amd_iommu_device_flush_dte(struct iommu_dev_data *dev_data); + #endif /* AMD_IOMMU_H */ diff --git a/drivers/iommu/amd/iommu.c b/drivers/iommu/amd/iommu.c index 0b61059e485d..fad74d2bc1b1 100644 --- a/drivers/iommu/amd/iommu.c +++ b/drivers/iommu/amd/iommu.c @@ -1562,7 +1562,7 @@ static int device_flush_dte_alias(struct pci_dev *pde= v, u16 alias, void *data) /* * Command send function for invalidating a device table entry */ -static int device_flush_dte(struct iommu_dev_data *dev_data) +int amd_iommu_device_flush_dte(struct iommu_dev_data *dev_data) { struct amd_iommu *iommu =3D get_amd_iommu_from_dev_data(dev_data); struct pci_dev *pdev =3D NULL; @@ -1788,7 +1788,7 @@ void amd_iommu_update_and_flush_device_table(struct p= rotection_domain *domain) } =20 list_for_each_entry(dev_data, &domain->dev_list, list) - device_flush_dte(dev_data); + amd_iommu_device_flush_dte(dev_data); =20 domain_flush_complete(domain); } @@ -2144,7 +2144,7 @@ static void dev_update_dte(struct iommu_dev_data *dev= _data, bool set) clear_dte_entry(iommu, dev_data); =20 clone_aliases(iommu, dev_data->dev); - device_flush_dte(dev_data); + amd_iommu_device_flush_dte(dev_data); iommu_completion_wait(iommu); } =20 @@ -2874,7 +2874,7 @@ static int amd_iommu_set_dirty_tracking(struct iommu_= domain *domain, spin_unlock(&dev_data->dte_lock); =20 /* Flush device DTE */ - device_flush_dte(dev_data); + amd_iommu_device_flush_dte(dev_data); domain_flush =3D true; } =20 --=20 2.34.1