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Message-ID: <54C6510C.8050002@atmel.com>
Date:	Mon, 26 Jan 2015 15:37:00 +0100
From:	Nicolas Ferre <nicolas.ferre@...el.com>
To:	Nicolae Rosia <nicolae.rosia@...tsign.ro>,
	"netdev@...r.kernel.org" <netdev@...r.kernel.org>
Subject: Re: [PATCH] net: macb: allow deffered probe of the driver

Le 22/01/2015 18:31, Nicolae Rosia a écrit :
> The driver is trying to acquire clocks which maybe
> are not available yet. Allow the driver to request
> deffered probe by providing a probe function and
> registering it with module_platform_driver. [1]
> This patch is based on 3.19-rc5.

Do you have a use case for this need?

> [1] https://lkml.org/lkml/2013/9/23/118
> 
> Signed-off-by: Nicolae Rosia <nicolae.rosia@...tsign.ro>

But anyway, it's not harmful:
Acked-by: Nicolas Ferre <nicolas.ferre@...el.com>

> ---
>  drivers/net/ethernet/cadence/macb.c | 9 +++++----
>  1 file changed, 5 insertions(+), 4 deletions(-)
> 
> diff --git a/drivers/net/ethernet/cadence/macb.c
> b/drivers/net/ethernet/cadence/macb.c
> index 3767271..4dfcd66 100644
> --- a/drivers/net/ethernet/cadence/macb.c
> +++ b/drivers/net/ethernet/cadence/macb.c
> @@ -2148,7 +2148,7 @@ static void macb_probe_queues(void __iomem *mem,
>  			(*num_queues)++;
>  }
>  
> -static int __init macb_probe(struct platform_device *pdev)
> +static int macb_probe(struct platform_device *pdev)
>  {
>  	struct macb_platform_data *pdata;
>  	struct resource *regs;
> @@ -2386,7 +2386,7 @@ err_out:
>  	return err;
>  }
>  
> -static int __exit macb_remove(struct platform_device *pdev)
> +static int macb_remove(struct platform_device *pdev)
>  {
>  	struct net_device *dev;
>  	struct macb *bp;
> @@ -2449,7 +2449,8 @@ static int macb_resume(struct device *dev)
>  static SIMPLE_DEV_PM_OPS(macb_pm_ops, macb_suspend, macb_resume);
>  
>  static struct platform_driver macb_driver = {
> -	.remove		= __exit_p(macb_remove),
> +	.probe		= macb_probe,
> +	.remove		= macb_remove,
>  	.driver		= {
>  		.name		= "macb",
>  		.of_match_table	= of_match_ptr(macb_dt_ids),
> @@ -2457,7 +2458,7 @@ static struct platform_driver macb_driver = {
>  	},
>  };
>  
> -module_platform_driver_probe(macb_driver, macb_probe);
> +module_platform_driver(macb_driver);
>  
>  MODULE_LICENSE("GPL");
>  MODULE_DESCRIPTION("Cadence MACB/GEM Ethernet driver");
> 


-- 
Nicolas Ferre
--
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