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authorJean-Philippe Brucker <jean-philippe@linaro.org>2020-02-24 17:58:41 +0100
committerWill Deacon <will@kernel.org>2020-03-18 21:32:25 +0000
commit7682ce2b12a0f9cf2a318c0d540a9f96780bfd7c (patch)
tree7a8ac2d93ea81579c07d5a52cc2950b750774d80
parentMAINTAINERS: Cover Arm SMMU DT bindings (diff)
downloadlinux-dev-7682ce2b12a0f9cf2a318c0d540a9f96780bfd7c.tar.xz
linux-dev-7682ce2b12a0f9cf2a318c0d540a9f96780bfd7c.zip
PCI/ATS: Export symbols of PASID functions
The Arm SMMUv3 driver uses pci_{enable,disable}_pasid() and related functions. Export them to allow the driver to be built as a module. Acked-by: Bjorn Helgaas <bhelgaas@google.com> Signed-off-by: Jean-Philippe Brucker <jean-philippe@linaro.org> Signed-off-by: Will Deacon <will@kernel.org>
-rw-r--r--drivers/pci/ats.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/pci/ats.c b/drivers/pci/ats.c
index 3ef0bb281e7c..390e92f2d8d1 100644
--- a/drivers/pci/ats.c
+++ b/drivers/pci/ats.c
@@ -366,6 +366,7 @@ int pci_enable_pasid(struct pci_dev *pdev, int features)
return 0;
}
+EXPORT_SYMBOL_GPL(pci_enable_pasid);
/**
* pci_disable_pasid - Disable the PASID capability
@@ -390,6 +391,7 @@ void pci_disable_pasid(struct pci_dev *pdev)
pdev->pasid_enabled = 0;
}
+EXPORT_SYMBOL_GPL(pci_disable_pasid);
/**
* pci_restore_pasid_state - Restore PASID capabilities
@@ -441,6 +443,7 @@ int pci_pasid_features(struct pci_dev *pdev)
return supported;
}
+EXPORT_SYMBOL_GPL(pci_pasid_features);
#define PASID_NUMBER_SHIFT 8
#define PASID_NUMBER_MASK (0x1f << PASID_NUMBER_SHIFT)
@@ -469,4 +472,5 @@ int pci_max_pasids(struct pci_dev *pdev)
return (1 << supported);
}
+EXPORT_SYMBOL_GPL(pci_max_pasids);
#endif /* CONFIG_PCI_PASID */