Use dev_warn() to complain about a pci_ioremap_bar() failure so we can
include the driver name, BAR number, and the resource itself. We could use
dev_WARN() to also get the backtrace as we did previously, but I think
that's more information than we need.
Signed-off-by: Bjorn Helgaas <bhelgaas@xxxxxxxxxx>
---
drivers/pci/pci.c | 9 +++++----
1 file changed, 5 insertions(+), 4 deletions(-)
diff --git a/drivers/pci/pci.c b/drivers/pci/pci.c
index 81f06e8dcc04..a6d191ad9743 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_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
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