diff options
Diffstat (limited to 'drivers/pci/dwc/pcie-armada8k.c')
| -rw-r--r-- | drivers/pci/dwc/pcie-armada8k.c | 12 |
1 files changed, 8 insertions, 4 deletions
diff --git a/drivers/pci/dwc/pcie-armada8k.c b/drivers/pci/dwc/pcie-armada8k.c index ea8f34af6a85..370d057c0046 100644 --- a/drivers/pci/dwc/pcie-armada8k.c +++ b/drivers/pci/dwc/pcie-armada8k.c @@ -134,13 +134,15 @@ static void armada8k_pcie_establish_link(struct armada8k_pcie *pcie) dev_err(pci->dev, "Link not up after reconfiguration\n"); } -static void armada8k_pcie_host_init(struct pcie_port *pp) +static int armada8k_pcie_host_init(struct pcie_port *pp) { struct dw_pcie *pci = to_dw_pcie_from_pp(pp); struct armada8k_pcie *pcie = to_armada8k_pcie(pci); dw_pcie_setup_rc(pp); armada8k_pcie_establish_link(pcie); + + return 0; } static irqreturn_t armada8k_pcie_irq_handler(int irq, void *arg) @@ -176,9 +178,9 @@ static int armada8k_add_pcie_port(struct armada8k_pcie *pcie, pp->ops = &armada8k_pcie_host_ops; pp->irq = platform_get_irq(pdev, 0); - if (!pp->irq) { + if (pp->irq < 0) { dev_err(dev, "failed to get irq for port\n"); - return -ENODEV; + return pp->irq; } ret = devm_request_irq(dev, pp->irq, armada8k_pcie_irq_handler, @@ -226,7 +228,9 @@ static int armada8k_pcie_probe(struct platform_device *pdev) if (IS_ERR(pcie->clk)) return PTR_ERR(pcie->clk); - clk_prepare_enable(pcie->clk); + ret = clk_prepare_enable(pcie->clk); + if (ret) + return ret; /* Get the dw-pcie unit configuration/control registers base. */ base = platform_get_resource_byname(pdev, IORESOURCE_MEM, "ctrl"); |