linux-kernel - Re: [PATCH v2 1/2] of: add devm_ functions for populate and depopulate

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Message-ID: <20170227162053.j2gca6zmobpengbb@phenom.ffwll.local>
Date:   Mon, 27 Feb 2017 17:20:53 +0100
From:   Daniel Vetter <daniel@...ll.ch>
To:     Rob Herring <robh+dt@...nel.org>
Cc:     Benjamin Gaignard <benjamin.gaignard@...aro.org>,
        "devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
        "linaro-kernel@...ts.linaro.org" <linaro-kernel@...ts.linaro.org>,
        Frank Rowand <frowand.list@...il.com>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        dri-devel <dri-devel@...ts.freedesktop.org>,
        Vincent Abriou <vincent.abriou@...com>
Subject: Re: [PATCH v2 1/2] of: add devm_ functions for populate and
 depopulate

On Mon, Feb 27, 2017 at 07:30:24AM -0600, Rob Herring wrote:
> On Sun, Feb 26, 2017 at 2:11 PM, Daniel Vetter <daniel@...ll.ch> wrote:
> > On Fri, Feb 24, 2017 at 10:31:25AM -0600, Rob Herring wrote:
> >> On Fri, Feb 24, 2017 at 10:14 AM, Benjamin Gaignard
> >> <benjamin.gaignard@...aro.org> wrote:
> >> > Lots of calls to of_platform_populate() are not unbalanced by a call
> >> > to of_platform_depopulate(). This create issues while drivers are
> >> > bind/unbind.
> >> >
> >> > In way to solve those issues is to add devm_of_platform_populate()
> >> > which will call of_platform_depopulate() when the device is unbound
> >> > from the bus.
> >> >
> >> > Signed-off-by: Benjamin Gaignard <benjamin.gaignard@...aro.org>
> >> > ---
> >> > version 2:
> >> > - simplify function prototype to only keep device as parameter
> >> >
> >> >  drivers/of/platform.c       | 71 +++++++++++++++++++++++++++++++++++++++++++++
> >> >  include/linux/of_platform.h | 11 +++++++
> >> >  2 files changed, 82 insertions(+)
> >>
> >> For this and patch 2:
> >>
> >> Acked-by: Rob Herring <robh@...nel.org>
> >
> > Is this an ack for merging both through drm-misc, or should we do a
> > topic-branch dance here?
> 
> You can apply it directly.

Ok, this seems like a pretty cool idea, so applied both to drm-misc for
4.12.

Cheers, Daniel
-- 
Daniel Vetter
Software Engineer, Intel Corporation
http://blog.ffwll.ch