[PATCH v12 3/6] PCI: mediatek: Add new method to get irq number
From: Chuanjia Liu <hidden>
Date: 2021-08-23 03:28:53
Also in:
linux-arm-kernel, linux-mediatek, linux-pci, lkml
Subsystem:
pci native host bridge and endpoint drivers, pci subsystem, pcie driver for mediatek, the rest · Maintainers:
Lorenzo Pieralisi, Krzysztof Wilczyński, Manivannan Sadhasivam, Bjorn Helgaas, Ryder Lee, Linus Torvalds
Use platform_get_irq_byname() to get the irq number if the property of "interrupt-names" is defined. Signed-off-by: Chuanjia Liu <redacted> Acked-by: Ryder Lee <ryder.lee@mediatek.com> --- drivers/pci/controller/pcie-mediatek.c | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-)
diff --git a/drivers/pci/controller/pcie-mediatek.c b/drivers/pci/controller/pcie-mediatek.c
index 4296d9e04240..19e35ac62d43 100644
--- a/drivers/pci/controller/pcie-mediatek.c
+++ b/drivers/pci/controller/pcie-mediatek.c@@ -654,7 +654,11 @@ static int mtk_pcie_setup_irq(struct mtk_pcie_port *port, return err; } - port->irq = platform_get_irq(pdev, port->slot); + if (of_find_property(dev->of_node, "interrupt-names", NULL)) + port->irq = platform_get_irq_byname(pdev, "pcie_irq"); + else + port->irq = platform_get_irq(pdev, port->slot); + if (port->irq < 0) return port->irq;
--
2.18.0