diff options
Diffstat (limited to 'drivers/pci/dwc/pci-dra7xx.c')
-rw-r--r-- | drivers/pci/dwc/pci-dra7xx.c | 32 |
1 files changed, 13 insertions, 19 deletions
diff --git a/drivers/pci/dwc/pci-dra7xx.c b/drivers/pci/dwc/pci-dra7xx.c index 587b18c38bcc..af330d723726 100644 --- a/drivers/pci/dwc/pci-dra7xx.c +++ b/drivers/pci/dwc/pci-dra7xx.c @@ -72,6 +72,7 @@ struct dra7xx_pcie { int phy_count; /* DT phy-names count */ struct phy **phy; int link_gen; + struct irq_domain *irq_domain; }; #define to_dra7xx_pcie(x) container_of((x), struct dra7xx_pcie, pp) @@ -142,14 +143,8 @@ static void dra7xx_pcie_enable_interrupts(struct dra7xx_pcie *dra7xx) PCIECTRL_DRA7XX_CONF_IRQENABLE_SET_MAIN, INTERRUPTS); dra7xx_pcie_writel(dra7xx, PCIECTRL_DRA7XX_CONF_IRQSTATUS_MSI, ~LEG_EP_INTERRUPTS & ~MSI); - - if (IS_ENABLED(CONFIG_PCI_MSI)) - dra7xx_pcie_writel(dra7xx, - PCIECTRL_DRA7XX_CONF_IRQENABLE_SET_MSI, MSI); - else - dra7xx_pcie_writel(dra7xx, - PCIECTRL_DRA7XX_CONF_IRQENABLE_SET_MSI, - LEG_EP_INTERRUPTS); + dra7xx_pcie_writel(dra7xx, PCIECTRL_DRA7XX_CONF_IRQENABLE_SET_MSI, + MSI | LEG_EP_INTERRUPTS); } static void dra7xx_pcie_host_init(struct pcie_port *pp) @@ -164,8 +159,7 @@ static void dra7xx_pcie_host_init(struct pcie_port *pp) dw_pcie_setup_rc(pp); dra7xx_pcie_establish_link(dra7xx); - if (IS_ENABLED(CONFIG_PCI_MSI)) - dw_pcie_msi_init(pp); + dw_pcie_msi_init(pp); dra7xx_pcie_enable_interrupts(dra7xx); } @@ -190,6 +184,7 @@ static const struct irq_domain_ops intx_domain_ops = { static int dra7xx_pcie_init_irq_domain(struct pcie_port *pp) { struct device *dev = pp->dev; + struct dra7xx_pcie *dra7xx = to_dra7xx_pcie(pp); struct device_node *node = dev->of_node; struct device_node *pcie_intc_node = of_get_next_child(node, NULL); @@ -198,9 +193,9 @@ static int dra7xx_pcie_init_irq_domain(struct pcie_port *pp) return -ENODEV; } - pp->irq_domain = irq_domain_add_linear(pcie_intc_node, 4, - &intx_domain_ops, pp); - if (!pp->irq_domain) { + dra7xx->irq_domain = irq_domain_add_linear(pcie_intc_node, 4, + &intx_domain_ops, pp); + if (!dra7xx->irq_domain) { dev_err(dev, "Failed to get a INTx IRQ domain\n"); return -ENODEV; } @@ -224,7 +219,8 @@ static irqreturn_t dra7xx_pcie_msi_irq_handler(int irq, void *arg) case INTB: case INTC: case INTD: - generic_handle_irq(irq_find_mapping(pp->irq_domain, ffs(reg))); + generic_handle_irq(irq_find_mapping(dra7xx->irq_domain, + ffs(reg))); break; } @@ -310,11 +306,9 @@ static int __init dra7xx_add_pcie_port(struct dra7xx_pcie *dra7xx, return ret; } - if (!IS_ENABLED(CONFIG_PCI_MSI)) { - ret = dra7xx_pcie_init_irq_domain(pp); - if (ret < 0) - return ret; - } + ret = dra7xx_pcie_init_irq_domain(pp); + if (ret < 0) + return ret; res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "rc_dbics"); pp->dbi_base = devm_ioremap(dev, res->start, resource_size(res)); |