@@ -441,19 +441,6 @@ static void altera_pcie_retrain(struct altera_pcie *pcie)
}
}
-static int altera_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;
-}
-
-static const struct irq_domain_ops intx_domain_ops = {
- .map = altera_pcie_intx_map,
- .xlate = pci_irqd_intx_xlate,
-};
-
static void altera_pcie_isr(struct irq_desc *desc)
{
struct irq_chip *chip = irq_desc_get_chip(desc);
@@ -518,22 +505,6 @@ static int altera_pcie_parse_request_of_pci_ranges(struct altera_pcie *pcie)
return err;
}
-static int altera_pcie_init_irq_domain(struct altera_pcie *pcie)
-{
- struct device *dev = &pcie->pdev->dev;
- struct device_node *node = dev->of_node;
-
- /* Setup INTx */
- pcie->irq_domain = irq_domain_add_linear(node, PCI_NUM_INTX,
- &intx_domain_ops, pcie);
- if (!pcie->irq_domain) {
- dev_err(dev, "Failed to get a INTx IRQ domain\n");
- return -ENOMEM;
- }
-
- return 0;
-}
-
static int altera_pcie_parse_dt(struct altera_pcie *pcie)
{
struct device *dev = &pcie->pdev->dev;
@@ -591,11 +562,10 @@ static int altera_pcie_probe(struct platform_device *pdev)
return ret;
}
- ret = altera_pcie_init_irq_domain(pcie);
- if (ret) {
- dev_err(dev, "Failed creating IRQ Domain\n");
- return ret;
- }
+ pcie->irq_domain = pci_alloc_intx_irqd(dev, pcie, true, NULL,
+ dev->of_node);
+ if (IS_ERR(pcie->irq_domain))
+ return PTR_ERR(pcie->irq_domain);
/* clear all interrupts */
cra_writel(pcie, P2A_INT_STS_ALL, P2A_INT_STATUS);
Just avoid code duplication, but no functional change intended. Cc: Ley Foon Tan <ley.foon.tan@intel.com> Signed-off-by: Shawn Lin <shawn.lin@rock-chips.com> --- Changes in v2: None drivers/pci/host/pcie-altera.c | 38 ++++---------------------------------- 1 file changed, 4 insertions(+), 34 deletions(-)