[PATCH v5 8/9] PCI: mediatek: Save the GIC IRQ in mtk_pcie_port

From: honghui.zhang
Date: Fri Sep 28 2018 - 06:05:01 EST


From: Honghui Zhang <honghui.zhang@xxxxxxxxxxxx>

Need to save the PCIe's GIC IRQ for dispose_irq, this is a prepare
patch for add mediatek PCIe module support to tear down the IRQ, no
functional changed.

Signed-off-by: Honghui Zhang <honghui.zhang@xxxxxxxxxxxx>
---
drivers/pci/controller/pcie-mediatek.c | 9 ++++++---
1 file changed, 6 insertions(+), 3 deletions(-)

diff --git a/drivers/pci/controller/pcie-mediatek.c b/drivers/pci/controller/pcie-mediatek.c
index bd1bde3..d35890c 100644
--- a/drivers/pci/controller/pcie-mediatek.c
+++ b/drivers/pci/controller/pcie-mediatek.c
@@ -162,6 +162,7 @@ struct mtk_pcie_soc {
* @phy: pointer to PHY control block
* @lane: lane count
* @slot: port slot
+ * @irq: GIC irq
* @irq_domain: legacy INTx IRQ domain
* @inner_domain: inner IRQ domain
* @msi_domain: MSI IRQ domain
@@ -182,6 +183,7 @@ struct mtk_pcie_port {
struct phy *phy;
u32 lane;
u32 slot;
+ int irq;
struct irq_domain *irq_domain;
struct irq_domain *inner_domain;
struct irq_domain *msi_domain;
@@ -624,7 +626,7 @@ static int mtk_pcie_setup_irq(struct mtk_pcie_port *port,
struct mtk_pcie *pcie = port->pcie;
struct device *dev = pcie->dev;
struct platform_device *pdev = to_platform_device(dev);
- int err, irq;
+ int err;

err = mtk_pcie_init_irq_domain(port, node);
if (err) {
@@ -632,8 +634,9 @@ static int mtk_pcie_setup_irq(struct mtk_pcie_port *port,
return err;
}

- irq = platform_get_irq(pdev, port->slot);
- irq_set_chained_handler_and_data(irq, mtk_pcie_intr_handler, port);
+ port->irq = platform_get_irq(pdev, port->slot);
+ irq_set_chained_handler_and_data(port->irq,
+ mtk_pcie_intr_handler, port);

return 0;
}
--
2.6.4