@@ -344,31 +344,6 @@ static void xilinx_pcie_enable_msi(struct xilinx_pcie_port *port)
pcie_write(port, msg_addr, XILINX_PCIE_REG_MSIBASE2);
}
-/* INTx Functions */
-
-/**
- * xilinx_pcie_intx_map - Set the handler for the INTx and mark IRQ as valid
- * @domain: IRQ domain
- * @irq: Virtual IRQ number
- * @hwirq: HW interrupt number
- *
- * Return: Always returns 0.
- */
-static int xilinx_pcie_intx_map(struct irq_domain *domain, unsigned int irq,
- irq_hw_number_t hwirq)
-{
- irq_set_chip_and_handler(irq, &dummy_irq_chip, handle_simple_irq);
- irq_set_chip_data(irq, domain->host_data);
-
- return 0;
-}
-
-/* INTx IRQ Domain operations */
-static const struct irq_domain_ops intx_domain_ops = {
- .map = xilinx_pcie_intx_map,
- .xlate = pci_irqd_intx_xlate,
-};
-
/* PCIe HW Functions */
/**
@@ -495,22 +470,10 @@ static int xilinx_pcie_init_irq_domain(struct xilinx_pcie_port *port)
{
struct device *dev = port->dev;
struct device_node *node = dev->of_node;
- struct device_node *pcie_intc_node;
- /* Setup INTx */
- pcie_intc_node = of_get_next_child(node, NULL);
- if (!pcie_intc_node) {
- dev_err(dev, "No PCIe Intc node found\n");
- return -ENODEV;
- }
-
- port->leg_domain = irq_domain_add_linear(pcie_intc_node, PCI_NUM_INTX,
- &intx_domain_ops,
- port);
- if (!port->leg_domain) {
- dev_err(dev, "Failed to get a INTx IRQ domain\n");
- return -ENODEV;
- }
+ port->leg_domain = pci_alloc_intx_irqd(dev, port, true, NULL, NULL);
+ if (IS_ERR(port->leg_domain))
+ return PTR_ERR(port->leg_domain);
/* Setup MSI */
if (IS_ENABLED(CONFIG_PCI_MSI)) {
Just avoid code duplication, but no functional change intended. Signed-off-by: Shawn Lin <shawn.lin@rock-chips.com> --- Changes in v2: None drivers/pci/host/pcie-xilinx.c | 43 +++--------------------------------------- 1 file changed, 3 insertions(+), 40 deletions(-)