On Fri, 2015-05-29 at 08:30PM +0900, Masahiro Yamada wrote: > The pinctrl_register() just returns NULL on error, so the callers > can not know the exact reason of the failure. > > Some of the pinctrl drivers return -EINVAL, some -ENODEV, and some > -ENOMEM on error of pinctrl_register() , although the error code > might be different from the actual cause of the error. > > This new function, pinctrl_register_reason(), helps the drivers get > and return the appropriate error code. > > Signed-off-by: Masahiro Yamada <yamada.masahiro@xxxxxxxxxxxxx> > Suggested-by: Arnd Bergmann <arnd@xxxxxxxx> Acked-by: Sören Brinkmann <soren.brinkmann@xxxxxxxxxx> Sören -- To unsubscribe from this list: send the line "unsubscribe linux-gpio" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
Re: [PATCH] pinctrl: add pinctrl_register_reason() to return proper error code
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- Subject: Re: [PATCH] pinctrl: add pinctrl_register_reason() to return proper error code
- From: Sören Brinkmann <soren.brinkmann@xxxxxxxxxx>
- Date: Fri, 29 May 2015 09:16:42 -0700
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- [PATCH] pinctrl: add pinctrl_register_reason() to return proper error code
- From: Masahiro Yamada
- [PATCH] pinctrl: add pinctrl_register_reason() to return proper error code
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