This is the recommended method of doing the IRQ
mapping. For old devicetrees we fall back to the
previous practice.
Signed-off-by: Lucas Stach <l.st...@pengutronix.de>
Acked-by: Arnd Bergmann <a...@arndb.de>
---
drivers/pci/host/pci-tegra.c | 7 ++++++-
1 file changed, 6 insertions(+), 1 deletion(-)
diff --git a/drivers/pci/host/pci-tegra.c b/drivers/pci/host/pci-tegra.c
index 330f7e3a32dd..083cf37ca047 100644
--- a/drivers/pci/host/pci-tegra.c
+++ b/drivers/pci/host/pci-tegra.c
@@ -639,10 +639,15 @@ static int tegra_pcie_setup(int nr, struct pci_sys_data
*sys)
static int tegra_pcie_map_irq(const struct pci_dev *pdev, u8 slot, u8 pin)
{
struct tegra_pcie *pcie = sys_to_pcie(pdev->bus->sysdata);
+ int irq;
tegra_cpuidle_pcie_irqs_in_use();
- return pcie->irq;
+ irq = of_irq_parse_and_map_pci(pdev, slot, pin);
+ if (!irq)
+ irq = pcie->irq;
+
+ return irq;
}
static void tegra_pcie_add_bus(struct pci_bus *bus)
--
1.9.0
--
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