summaryrefslogtreecommitdiff
path: root/drivers/pci/pci.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/pci/pci.c')
-rw-r--r--drivers/pci/pci.c10
1 files changed, 6 insertions, 4 deletions
diff --git a/drivers/pci/pci.c b/drivers/pci/pci.c
index 3c84cc6bc75a..acc4b6ef78c4 100644
--- a/drivers/pci/pci.c
+++ b/drivers/pci/pci.c
@@ -126,15 +126,16 @@ EXPORT_SYMBOL_GPL(pci_bus_max_busnr);
#ifdef CONFIG_HAS_IOMEM
void __iomem *pci_ioremap_bar(struct pci_dev *pdev, int bar)
{
+ struct resource *res = &pdev->resource[bar];
+
/*
* Make sure the BAR is actually a memory resource, not an IO resource
*/
- if (!(pci_resource_flags(pdev, bar) & IORESOURCE_MEM)) {
- WARN_ON(1);
+ if (res->flags & IORESOURCE_UNSET || !(res->flags & IORESOURCE_MEM)) {
+ dev_warn(&pdev->dev, "can't ioremap BAR %d: %pR\n", bar, res);
return NULL;
}
- return ioremap_nocache(pci_resource_start(pdev, bar),
- pci_resource_len(pdev, bar));
+ return ioremap_nocache(res->start, resource_size(res));
}
EXPORT_SYMBOL_GPL(pci_ioremap_bar);
#endif
@@ -2495,6 +2496,7 @@ u8 pci_common_swizzle(struct pci_dev *dev, u8 *pinp)
*pinp = pin;
return PCI_SLOT(dev->devfn);
}
+EXPORT_SYMBOL_GPL(pci_common_swizzle);
/**
* pci_release_region - Release a PCI bar