PCI aer: add pci_cleanup_aer_correct_aer_status

[mv-sheeva.git] / drivers / pci / pcie / aer / aerdrv_core.c

diff --git a/drivers/pci/pcie/aer/aerdrv_core.c b/drivers/pci/pcie/aer/aerdrv_core.c
index fef159a68081767482504b7892fe48ec330a79af..92a8469b21bacecc2f161621553029ea99222d1e 100644 (file)
--- a/drivers/pci/pcie/aer/aerdrv_core.c
+++ b/drivers/pci/pcie/aer/aerdrv_core.c
@@ -117,6 +117,21 @@ int pci_cleanup_aer_uncorrect_error_status(struct pci_dev *dev)
        return 0;
 }
 
+int pci_cleanup_aer_correct_error_status(struct pci_dev *dev)
+{
+       int pos;
+       u32 status;
+
+       pos = pci_find_aer_capability(dev);
+       if (!pos)
+               return -EIO;
+
+       pci_read_config_dword(dev, pos + PCI_ERR_COR_STATUS, &status);
+       pci_write_config_dword(dev, pos + PCI_ERR_COR_STATUS, status);
+
+       return 0;
+}
+
 static int find_device_iter(struct device *device, void *data)
 {
        struct pci_dev *dev;
@@ -741,4 +756,5 @@ EXPORT_SYMBOL_GPL(pci_find_aer_capability);
 EXPORT_SYMBOL_GPL(pci_enable_pcie_error_reporting);
 EXPORT_SYMBOL_GPL(pci_disable_pcie_error_reporting);
 EXPORT_SYMBOL_GPL(pci_cleanup_aer_uncorrect_error_status);
+EXPORT_SYMBOL_GPL(pci_cleanup_aer_correct_error_status);