linux-kernel - Re: gpio desc flags being lost

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Message-ID: <CACRpkdZD7x1eeatXRTtU5k7Zoj5tfG8V98SjaO=xubwaa9teTQ@mail.gmail.com>
Date:   Wed, 3 Jul 2019 08:28:03 +0200
From:   Linus Walleij <linus.walleij@...aro.org>
To:     Chris Packham <Chris.Packham@...iedtelesis.co.nz>
Cc:     Bartosz Golaszewski <bgolaszewski@...libre.com>,
        "linux-gpio@...r.kernel.org" <linux-gpio@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: gpio desc flags being lost

On Wed, Jul 3, 2019 at 7:35 AM Chris Packham
<Chris.Packham@...iedtelesis.co.nz> wrote:

> Doing a bit of debugging so far I see that after startup the desc->flags
> for those gpios is 0. But for the hogged ones it should be 0x800 (or 0x801).

Yeah that is wrong.

> I'll do some proper bisecting tomorrow, but figured you might want to
> know sooner rather than later.

Thanks, I have another critical GPIO fix queued so would be great if we
can fix this too before v5.2 is released.

Yours,
Linus Walleij