Re: [PATCH v2 08/17] PCI: dwc: dra7xx: Assign pp->ops in dra7xx_add_pcie_port() rather than in probe

From: Kishon Vijay Abraham I
Date: Tue Oct 31 2017 - 04:14:49 EST




On Monday 30 October 2017 06:12 PM, Niklas Cassel wrote:
> This matches how other drivers like exynos, imx7, keystone, armada8k,
> artpec6, designware-plat, hisi, kirin and spear13xx does it.
>
> This is probably a remainder since when dev and ops were assigned as
> members to pp. Since we now assign them as members to struct dw_pcie,
> the pp->ops assignment should definitely be in dra7xx_add_pcie_port().
>
> This is also needed to be able to compile host/ep mode specific code
> independently.
>
> Signed-off-by: Niklas Cassel <niklas.cassel@xxxxxxxx>

Acked-by: Kishon Vijay Abraham I <kishon@xxxxxx>
> ---
> V2:
> * New patch in this series.
>
> drivers/pci/dwc/pci-dra7xx.c | 6 ++----
> 1 file changed, 2 insertions(+), 4 deletions(-)
>
> diff --git a/drivers/pci/dwc/pci-dra7xx.c b/drivers/pci/dwc/pci-dra7xx.c
> index a743545da4d4..009f6aeeee1c 100644
> --- a/drivers/pci/dwc/pci-dra7xx.c
> +++ b/drivers/pci/dwc/pci-dra7xx.c
> @@ -460,6 +460,8 @@ static int __init dra7xx_add_pcie_port(struct dra7xx_pcie *dra7xx,
> if (!pci->dbi_base)
> return -ENOMEM;
>
> + pp->ops = &dra7xx_pcie_host_ops;
> +
> ret = dw_pcie_host_init(pp);
> if (ret) {
> dev_err(dev, "failed to initialize host\n");
> @@ -588,7 +590,6 @@ static int __init dra7xx_pcie_probe(struct platform_device *pdev)
> void __iomem *base;
> struct resource *res;
> struct dw_pcie *pci;
> - struct pcie_port *pp;
> struct dra7xx_pcie *dra7xx;
> struct device *dev = &pdev->dev;
> struct device_node *np = dev->of_node;
> @@ -616,9 +617,6 @@ static int __init dra7xx_pcie_probe(struct platform_device *pdev)
> pci->dev = dev;
> pci->ops = &dw_pcie_ops;
>
> - pp = &pci->pp;
> - pp->ops = &dra7xx_pcie_host_ops;
> -
> irq = platform_get_irq(pdev, 0);
> if (irq < 0) {
> dev_err(dev, "missing IRQ resource: %d\n", irq);
>