need to loop addon resource list to retrieve reg_addr in it.
Signed-off-by: Yinghai Lu <yinghai@xxxxxxxxxx>
---
drivers/pci/pci.c | 7 +++++++
1 files changed, 7 insertions(+), 0 deletions(-)
diff --git a/drivers/pci/pci.c b/drivers/pci/pci.c
index 5439033..8b9acf6 100644
--- a/drivers/pci/pci.c
+++ b/drivers/pci/pci.c
@@ -3549,6 +3549,13 @@ int pci_resource_bar(struct pci_dev *dev, int resno, enum pci_bar_type *type)
reg = pci_iov_resource_bar(dev, resno, type);
if (reg)
return reg;
+ } else if (resno >= PCI_NUM_RESOURCES) {
+ struct resource *res = pci_dev_resource_n(dev, resno);
+
+ if (res) {
+ *type = pci_bar_unknown;
+ return to_pci_dev_addon_resource(res)->reg_addr;
+ }
}
dev_err(&dev->dev, "BAR %d: invalid resource\n", resno);
--
1.7.7
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