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path: root/drivers/pci/iov.c
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Diffstat (limited to 'drivers/pci/iov.c')
-rw-r--r--drivers/pci/iov.c8
1 files changed, 7 insertions, 1 deletions
diff --git a/drivers/pci/iov.c b/drivers/pci/iov.c
index 4be402fe9ab9..9e4770cdd4d5 100644
--- a/drivers/pci/iov.c
+++ b/drivers/pci/iov.c
@@ -747,6 +747,7 @@ static int sriov_init(struct pci_dev *dev, int pos)
struct resource *res;
const char *res_name;
struct pci_dev *pdev;
+ u32 sriovbars[PCI_SRIOV_NUM_BARS];
pci_read_config_word(dev, pos + PCI_SRIOV_CTRL, &ctrl);
if (ctrl & PCI_SRIOV_CTRL_VFE) {
@@ -783,6 +784,10 @@ found:
if (!iov)
return -ENOMEM;
+ /* Sizing SR-IOV BARs with VF Enable cleared - no decode */
+ __pci_size_stdbars(dev, PCI_SRIOV_NUM_BARS,
+ pos + PCI_SRIOV_BAR, sriovbars);
+
nres = 0;
for (i = 0; i < PCI_SRIOV_NUM_BARS; i++) {
res = &dev->resource[i + PCI_IOV_RESOURCES];
@@ -796,7 +801,8 @@ found:
bar64 = (res->flags & IORESOURCE_MEM_64) ? 1 : 0;
else
bar64 = __pci_read_base(dev, pci_bar_unknown, res,
- pos + PCI_SRIOV_BAR + i * 4);
+ pos + PCI_SRIOV_BAR + i * 4,
+ &sriovbars[i]);
if (!res->flags)
continue;
if (resource_size(res) & (PAGE_SIZE - 1)) {