linux-kernel - Re: [PATCH] PCI: dwc: layerscape: convert to builtin_platform

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Date:   Tue, 26 Jan 2021 10:02:56 +0000
From:   Lorenzo Pieralisi <lorenzo.pieralisi@....com>
To:     Michael Walle <michael@...le.cc>
Cc:     linuxppc-dev@...ts.ozlabs.org, linux-pci@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
        Minghuan Lian <minghuan.Lian@....com>,
        Mingkai Hu <mingkai.hu@....com>, Roy Zang <roy.zang@....com>,
        Rob Herring <robh@...nel.org>,
        Bjorn Helgaas <bhelgaas@...gle.com>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Saravana Kannan <saravanak@...gle.com>
Subject: Re: [PATCH] PCI: dwc: layerscape: convert to
 builtin_platform_driver()

On Wed, Jan 20, 2021 at 11:52:46AM +0100, Michael Walle wrote:
> fw_devlink will defer the probe until all suppliers are ready. We can't
> use builtin_platform_driver_probe() because it doesn't retry after probe
> deferral. Convert it to builtin_platform_driver().
> 
> Fixes: e590474768f1 ("driver core: Set fw_devlink=on by default")

I will have to drop this Fixes: tag if you don't mind, it is not
in the mainline.

Lorenzo

> Signed-off-by: Michael Walle <michael@...le.cc>
> ---
>  drivers/pci/controller/dwc/pci-layerscape.c | 5 +++--
>  1 file changed, 3 insertions(+), 2 deletions(-)
> 
> diff --git a/drivers/pci/controller/dwc/pci-layerscape.c b/drivers/pci/controller/dwc/pci-layerscape.c
> index 44ad34cdc3bc..5b9c625df7b8 100644
> --- a/drivers/pci/controller/dwc/pci-layerscape.c
> +++ b/drivers/pci/controller/dwc/pci-layerscape.c
> @@ -232,7 +232,7 @@ static const struct of_device_id ls_pcie_of_match[] = {
>  	{ },
>  };
>  
> -static int __init ls_pcie_probe(struct platform_device *pdev)
> +static int ls_pcie_probe(struct platform_device *pdev)
>  {
>  	struct device *dev = &pdev->dev;
>  	struct dw_pcie *pci;
> @@ -271,10 +271,11 @@ static int __init ls_pcie_probe(struct platform_device *pdev)
>  }
>  
>  static struct platform_driver ls_pcie_driver = {
> +	.probe = ls_pcie_probe,
>  	.driver = {
>  		.name = "layerscape-pcie",
>  		.of_match_table = ls_pcie_of_match,
>  		.suppress_bind_attrs = true,
>  	},
>  };
> -builtin_platform_driver_probe(ls_pcie_driver, ls_pcie_probe);
> +builtin_platform_driver(ls_pcie_driver);
> -- 
> 2.20.1
>