diff options
| author | Christoph Hellwig <hch@lst.de> | 2021-04-02 16:33:10 +0200 |
|---|---|---|
| committer | Joerg Roedel <jroedel@suse.de> | 2021-04-07 11:14:47 +0200 |
| commit | 42fa2bda18d2d666e184dbd0406ec8340b4f4b17 (patch) | |
| tree | 58ba2ffeace3a8b589a3b4072adf4995dd1b1ce0 /drivers/iommu | |
| parent | d151c85c52a314c6ecb91ab35b3f696a6778b509 (diff) | |
iommu/amd: Remove the unused amd_iommu_get_v2_domain function
Signed-off-by: Christoph Hellwig <hch@lst.de>
Link: https://lore.kernel.org/r/20210402143312.372386-3-hch@lst.de
Signed-off-by: Joerg Roedel <jroedel@suse.de>
Diffstat (limited to 'drivers/iommu')
| -rw-r--r-- | drivers/iommu/amd/amd_iommu.h | 1 | ||||
| -rw-r--r-- | drivers/iommu/amd/iommu.c | 34 |
2 files changed, 0 insertions, 35 deletions
diff --git a/drivers/iommu/amd/amd_iommu.h b/drivers/iommu/amd/amd_iommu.h index 026ce7f8d993..ed46dc754a2a 100644 --- a/drivers/iommu/amd/amd_iommu.h +++ b/drivers/iommu/amd/amd_iommu.h @@ -65,7 +65,6 @@ extern int amd_iommu_flush_tlb(struct iommu_domain *dom, u32 pasid); extern int amd_iommu_domain_set_gcr3(struct iommu_domain *dom, u32 pasid, unsigned long cr3); extern int amd_iommu_domain_clear_gcr3(struct iommu_domain *dom, u32 pasid); -extern struct iommu_domain *amd_iommu_get_v2_domain(struct pci_dev *pdev); #ifdef CONFIG_IRQ_REMAP extern int amd_iommu_create_irq_domain(struct amd_iommu *iommu); diff --git a/drivers/iommu/amd/iommu.c b/drivers/iommu/amd/iommu.c index 9b1a01602bb3..a519aaec50e4 100644 --- a/drivers/iommu/amd/iommu.c +++ b/drivers/iommu/amd/iommu.c @@ -2522,40 +2522,6 @@ int amd_iommu_complete_ppr(struct pci_dev *pdev, u32 pasid, } EXPORT_SYMBOL(amd_iommu_complete_ppr); -struct iommu_domain *amd_iommu_get_v2_domain(struct pci_dev *pdev) -{ - struct protection_domain *pdomain; - struct iommu_dev_data *dev_data; - struct device *dev = &pdev->dev; - struct iommu_domain *io_domain; - - if (!check_device(dev)) - return NULL; - - dev_data = dev_iommu_priv_get(&pdev->dev); - pdomain = dev_data->domain; - io_domain = iommu_get_domain_for_dev(dev); - - if (pdomain == NULL && dev_data->defer_attach) { - dev_data->defer_attach = false; - pdomain = to_pdomain(io_domain); - attach_device(dev, pdomain); - } - - if (pdomain == NULL) - return NULL; - - if (io_domain->type != IOMMU_DOMAIN_DMA) - return NULL; - - /* Only return IOMMUv2 domains */ - if (!(pdomain->flags & PD_IOMMUV2_MASK)) - return NULL; - - return &pdomain->domain; -} -EXPORT_SYMBOL(amd_iommu_get_v2_domain); - int amd_iommu_device_info(struct pci_dev *pdev, struct amd_iommu_device_info *info) { |