On Fri, Jul 11, 2014 at 02:29:34PM +0200, Markus Pargmann wrote:
> -ENODEV is interpreted by the generic driver probing function as a
> non-matching driver. This leads to a missing probe failure message.
>
> Also a missing USB PHY is more of an invalid configuration of the usb
> driver because it is necessary.
>
> This patch returns -EINVAL if devm_usb_get_phy_by_phandle() returned -ENODEV.
>
> Signed-off-by: Markus Pargmann <m...@pengutronix.de>
> ---
> drivers/usb/chipidea/ci_hdrc_imx.c | 3 +++
> 1 file changed, 3 insertions(+)
>
> diff --git a/drivers/usb/chipidea/ci_hdrc_imx.c
> b/drivers/usb/chipidea/ci_hdrc_imx.c
> index 2e58f8dfd311..65444b02bd68 100644
> --- a/drivers/usb/chipidea/ci_hdrc_imx.c
> +++ b/drivers/usb/chipidea/ci_hdrc_imx.c
> @@ -133,6 +133,9 @@ static int ci_hdrc_imx_probe(struct platform_device *pdev)
> data->phy = devm_usb_get_phy_by_phandle(&pdev->dev, "fsl,usbphy", 0);
> if (IS_ERR(data->phy)) {
> ret = PTR_ERR(data->phy);
> + /* Return -EINVAL if no usbphy is available */
> + if (ret == -ENODEV)
> + ret = -EINVAL;
> goto err_clk;
> }
>
> --
> 2.0.0
>
Applied, thanks.
--
Best Regards,
Peter Chen
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