netdev - Re: [PATCH 4/6] NET: MIPS: lantiq: convert etop to managed gpio

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Date:	Fri, 17 Feb 2012 13:24:16 +0100
From:	John Crispin <blogic@...nwrt.org>
To:	John Crispin <blogic@...nwrt.org>
CC:	Ralf Baechle <ralf@...ux-mips.org>, linux-mips@...ux-mips.org,
	netdev@...r.kernel.org
Subject: Re: [PATCH 4/6] NET: MIPS: lantiq: convert etop to managed gpio


>  	ltq_gbit_w32_mask(0, PX_CTL_DMDIO, LTQ_GBIT_P0_CTL);
> @@ -873,6 +870,12 @@ ltq_etop_probe(struct platform_device *pdev)
>  			err = -ENOMEM;
>  			goto err_out;
>  		}
> +		if (ltq_gpio_request(&pdev->dev, 42, 2, 1, "MDIO") ||
> +				ltq_gpio_request(&pdev->dev, 43, 2, 1, "MDC")) {
> +			dev_err(&pdev->dev, "failed to request MDIO gpios\n");
> +			err = -ENOMEM;
-EBUSY should go here instead of -ENOMEM


> +			goto err_out;
> +		}
>  	}
>  
>  	dev = alloc_etherdev_mq(sizeof(struct ltq_etop_priv), 4);

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