Enhance the default implementation of pcibios_add_device() to
parse and map the IRQ of the device if a DT binding is available.
Cc: Bjorn Helgaas <bhelg...@google.com>
Cc: Grant Likely <grant.lik...@linaro.org>
Cc: Rob Herring <robh...@kernel.org>
Signed-off-by: Liviu Dudau <liviu.du...@arm.com>
---
drivers/pci/pci.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/drivers/pci/pci.c b/drivers/pci/pci.c
index 1c8592b..29d1775 100644
--- a/drivers/pci/pci.c
+++ b/drivers/pci/pci.c
@@ -17,6 +17,7 @@
#include <linux/spinlock.h>
#include <linux/string.h>
#include <linux/log2.h>
+#include <linux/of_pci.h>
#include <linux/pci-aspm.h>
#include <linux/pm_wakeup.h>
#include <linux/interrupt.h>
@@ -1453,6 +1454,8 @@ EXPORT_SYMBOL(pcim_pin_device);
*/
int __weak pcibios_add_device(struct pci_dev *dev)
{
+ dev->irq = of_irq_parse_and_map_pci(dev, 0, 0);
+
return 0;
}
--
2.0.4
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