From: Jason Gunthorpe <jgg@nvidia.com>
To add a new IOMMUFD_OBJ_HWPT_NESTED, rename the HWPT object to confine
it to PAGING hwpts/domains. The following patch will separate the hwpt
structure as well.
Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>
Signed-off-by: Nicolin Chen <nicolinc@nvidia.com>
Signed-off-by: Yi Liu <yi.l.liu@intel.com>
---
drivers/iommu/iommufd/device.c | 10 +++++-----
drivers/iommu/iommufd/hw_pagetable.c | 2 +-
drivers/iommu/iommufd/iommufd_private.h | 2 +-
drivers/iommu/iommufd/main.c | 2 +-
drivers/iommu/iommufd/selftest.c | 2 +-
5 files changed, 9 insertions(+), 9 deletions(-)
@@ -579,7 +579,7 @@ static int iommufd_device_change_pt(struct iommufd_device *idev, u32 *pt_id,
return PTR_ERR(pt_obj);
switch (pt_obj->type) {
- case IOMMUFD_OBJ_HW_PAGETABLE: {
+ case IOMMUFD_OBJ_HWPT_PAGING: {
struct iommufd_hw_pagetable *hwpt =
container_of(pt_obj, struct iommufd_hw_pagetable, obj);
@@ -617,8 +617,8 @@ static int iommufd_device_change_pt(struct iommufd_device *idev, u32 *pt_id,
/**
* iommufd_device_attach - Connect a device to an iommu_domain
* @idev: device to attach
- * @pt_id: Input a IOMMUFD_OBJ_IOAS, or IOMMUFD_OBJ_HW_PAGETABLE
- * Output the IOMMUFD_OBJ_HW_PAGETABLE ID
+ * @pt_id: Input a IOMMUFD_OBJ_IOAS, or IOMMUFD_OBJ_HWPT_PAGING
+ * Output the IOMMUFD_OBJ_HWPT_PAGING ID
*
* This connects the device to an iommu_domain, either automatically or manually
* selected. Once this completes the device could do DMA.
@@ -646,8 +646,8 @@ EXPORT_SYMBOL_NS_GPL(iommufd_device_attach, IOMMUFD);
/**
* iommufd_device_replace - Change the device's iommu_domain
* @idev: device to change
- * @pt_id: Input a IOMMUFD_OBJ_IOAS, or IOMMUFD_OBJ_HW_PAGETABLE
- * Output the IOMMUFD_OBJ_HW_PAGETABLE ID
+ * @pt_id: Input a IOMMUFD_OBJ_IOAS, or IOMMUFD_OBJ_HWPT_PAGING
+ * Output the IOMMUFD_OBJ_HWPT_PAGING ID
*
* This is the same as::
*
@@ -86,7 +86,7 @@ iommufd_hw_pagetable_alloc(struct iommufd_ctx *ictx, struct iommufd_ioas *ioas,
if (flags && !ops->domain_alloc_user)
return ERR_PTR(-EOPNOTSUPP);
- hwpt = iommufd_object_alloc(ictx, hwpt, IOMMUFD_OBJ_HW_PAGETABLE);
+ hwpt = iommufd_object_alloc(ictx, hwpt, IOMMUFD_OBJ_HWPT_PAGING);
if (IS_ERR(hwpt))
return hwpt;
@@ -113,7 +113,7 @@ enum iommufd_object_type {
IOMMUFD_OBJ_NONE,
IOMMUFD_OBJ_ANY = IOMMUFD_OBJ_NONE,
IOMMUFD_OBJ_DEVICE,
- IOMMUFD_OBJ_HW_PAGETABLE,
+ IOMMUFD_OBJ_HWPT_PAGING,
IOMMUFD_OBJ_IOAS,
IOMMUFD_OBJ_ACCESS,
#ifdef CONFIG_IOMMUFD_TEST
@@ -482,7 +482,7 @@ static const struct iommufd_object_ops iommufd_object_ops[] = {
[IOMMUFD_OBJ_IOAS] = {
.destroy = iommufd_ioas_destroy,
},
- [IOMMUFD_OBJ_HW_PAGETABLE] = {
+ [IOMMUFD_OBJ_HWPT_PAGING] = {
.destroy = iommufd_hw_pagetable_destroy,
.abort = iommufd_hw_pagetable_abort,
},
@@ -350,7 +350,7 @@ get_md_pagetable(struct iommufd_ucmd *ucmd, u32 mockpt_id,
struct iommufd_object *obj;
obj = iommufd_get_object(ucmd->ictx, mockpt_id,
- IOMMUFD_OBJ_HW_PAGETABLE);
+ IOMMUFD_OBJ_HWPT_PAGING);
if (IS_ERR(obj))
return ERR_CAST(obj);
hwpt = container_of(obj, struct iommufd_hw_pagetable, obj);