linux-kernel - Re: [PATCH 2/2] hp-wmi: Fix detection for dock and tablet mode

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Message-ID: <20170419201226.GB17351@fury>
Date:   Wed, 19 Apr 2017 13:12:26 -0700
From:   Darren Hart <dvhart@...radead.org>
To:     Andy Shevchenko <andy.shevchenko@...il.com>
Cc:     Carlo Caione <carlo@...lessm.com>, Carlo Caione <carlo@...one.org>,
        Andy Shevchenko <andy@...radead.org>,
        Platform Driver <platform-driver-x86@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        Linux Upstreaming Team <linux@...lessm.com>
Subject: Re: [PATCH 2/2] hp-wmi: Fix detection for dock and tablet mode

On Wed, Apr 19, 2017 at 07:23:39PM +0300, Andy Shevchenko wrote:
> On Fri, Apr 14, 2017 at 2:07 AM, Darren Hart <dvhart@...radead.org> wrote:
> > On Thu, Apr 13, 2017 at 10:09:43PM +0200, Carlo Caione wrote:
> >> On Thu, Apr 13, 2017 at 8:21 PM, Darren Hart <dvhart@...radead.org> wrote:
> >> > On Sun, Apr 09, 2017 at 03:56:08PM +0200, Carlo Caione wrote:
> 
> > EINVAL is being used to broadly here. If the input values are incorrect, then
> > yes -EINVAL is the right response. However, if the query was unsuccessful, that
> > is more appropriately -EIO.
> >
> > If the handle/method doesn't exist, that would be -ENXIO.
> >
> > However, your changes make the driver self-consistent and I'll apply them as is
> > to testing.
> 
> Darren, if it's not yet in for-next, I would like Carlo to update his
> patch 1. I think it's better if we not shadow negative error code from
> the callee.

See my response in the V2 Carlo submitted.

-- 
Darren Hart
VMware Open Source Technology Center