Linux-IIO Archive on lore.kernel.org
 help / color / Atom feed
From: Chun-Hung Wu <chun-hung.wu@mediatek.com>
To: Jonathan Cameron <jic23@kernel.org>
Cc: Hartmut Knaack <knaack.h@gmx.de>,
	Lars-Peter Clausen <lars@metafoo.de>,
	Peter Meerwald-Stadler <pmeerw@pmeerw.net>,
	Rob Herring <robh+dt@kernel.org>,
	Mark Rutland <mark.rutland@arm.com>,
	Matthias Brugger <matthias.bgg@gmail.com>,
	<linux-iio@vger.kernel.org>, <devicetree@vger.kernel.org>,
	<linux-arm-kernel@lists.infradead.org>,
	<linux-mediatek@lists.infradead.org>,
	<linux-kernel@vger.kernel.org>, <wsd_upstream@mediatek.com>,
	<peter.wang@mediatek.com>, <kuohong.wang@mediatek.com>,
	<jg_poxu@mediatek.com>
Subject: Re: [PATCH 3/4] iio: adc: mediatek: SET_LATE_SYSTEM_SLEEP_PM_OPS support
Date: Mon, 20 May 2019 14:03:25 +0800
Message-ID: <1558332205.11080.6.camel@mtkswgap22> (raw)
In-Reply-To: <20190518113527.5210b0bf@archlinux>

Hi Jonathan:

  Thanks for the prompt reply,

On Sat, 2019-05-18 at 11:35 +0100, Jonathan Cameron wrote:
> On Thu, 16 May 2019 16:10:46 +0800
> Chun-Hung Wu <chun-hung.wu@mediatek.com> wrote:
> 
> >   Move suspend/resume to late_suspend and
> > early_resume to gurantee users can use auxadc
> guarantee
> 
will fix it in next version.
> > driver at suspend/resume stage.
> No problem with the patch content, but we need a reason why they may
> want to do so?
Our thermal drivers uses auxadc at suspend/resume stage.
In order to avoid auxadc suspended prior to thermal driver,
we move auxadc to late_suspend and early_resume.

Thanks,
Chun-Hung
> 
> Thanks,
> 
> Jonathan
> > 
> > Signed-off-by: Chun-Hung Wu <chun-hung.wu@mediatek.com>
> > ---
> >  drivers/iio/adc/mt6577_auxadc.c | 7 ++++---
> >  1 file changed, 4 insertions(+), 3 deletions(-)
> > 
> > diff --git a/drivers/iio/adc/mt6577_auxadc.c b/drivers/iio/adc/mt6577_auxadc.c
> > index e1bdcc0..58d7cb2 100644
> > --- a/drivers/iio/adc/mt6577_auxadc.c
> > +++ b/drivers/iio/adc/mt6577_auxadc.c
> > @@ -326,9 +326,10 @@ static int mt6577_auxadc_remove(struct platform_device *pdev)
> >  	return 0;
> >  }
> >  
> > -static SIMPLE_DEV_PM_OPS(mt6577_auxadc_pm_ops,
> > -			 mt6577_auxadc_suspend,
> > -			 mt6577_auxadc_resume);
> > +static const struct dev_pm_ops mt6577_auxadc_pm_ops = {
> > +	SET_LATE_SYSTEM_SLEEP_PM_OPS(mt6577_auxadc_suspend,
> > +				     mt6577_auxadc_resume)
> > +};
> >  
> >  static const struct of_device_id mt6577_auxadc_of_match[] = {
> >  	{ .compatible = "mediatek,mt2701-auxadc", .data = &mt8173_compat},
> 



  reply index

Thread overview: 15+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-05-16  8:10 [PATCH 0/4] iio: adc: mediatek: add mt6765 driver support Chun-Hung Wu
2019-05-16  8:10 ` [PATCH 1/4] dt-bindings: iio: adc: mediatek: Add document for mt6765 Chun-Hung Wu
2019-05-18 10:33   ` Jonathan Cameron
2019-05-20  6:47     ` Chun-Hung Wu
2019-05-16  8:10 ` [PATCH 2/4] iio: adc: mediatek: mt6765 upstream driver Chun-Hung Wu
2019-05-18 10:33   ` Jonathan Cameron
2019-05-16  8:10 ` [PATCH 3/4] iio: adc: mediatek: SET_LATE_SYSTEM_SLEEP_PM_OPS support Chun-Hung Wu
2019-05-18 10:35   ` Jonathan Cameron
2019-05-20  6:03     ` Chun-Hung Wu [this message]
2019-05-22 16:28       ` Matthias Brugger
2019-05-28 10:59         ` Chun-Hung Wu
2019-06-06 15:46           ` Jonathan Cameron
2019-05-16  8:10 ` [PATCH 4/4] iio: auxadc: mediatek: change to subsys_initcall Chun-Hung Wu
2019-05-18 10:36   ` Jonathan Cameron
2019-05-20  6:06     ` Chun-Hung Wu

Reply instructions:

You may reply publically to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=1558332205.11080.6.camel@mtkswgap22 \
    --to=chun-hung.wu@mediatek.com \
    --cc=devicetree@vger.kernel.org \
    --cc=jg_poxu@mediatek.com \
    --cc=jic23@kernel.org \
    --cc=knaack.h@gmx.de \
    --cc=kuohong.wang@mediatek.com \
    --cc=lars@metafoo.de \
    --cc=linux-arm-kernel@lists.infradead.org \
    --cc=linux-iio@vger.kernel.org \
    --cc=linux-kernel@vger.kernel.org \
    --cc=linux-mediatek@lists.infradead.org \
    --cc=mark.rutland@arm.com \
    --cc=matthias.bgg@gmail.com \
    --cc=peter.wang@mediatek.com \
    --cc=pmeerw@pmeerw.net \
    --cc=robh+dt@kernel.org \
    --cc=wsd_upstream@mediatek.com \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link

Linux-IIO Archive on lore.kernel.org

Archives are clonable:
	git clone --mirror https://lore.kernel.org/linux-iio/0 linux-iio/git/0.git

	# If you have public-inbox 1.1+ installed, you may
	# initialize and index your mirror using the following commands:
	public-inbox-init -V2 linux-iio linux-iio/ https://lore.kernel.org/linux-iio \
		linux-iio@vger.kernel.org linux-iio@archiver.kernel.org
	public-inbox-index linux-iio


Newsgroup available over NNTP:
	nntp://nntp.lore.kernel.org/org.kernel.vger.linux-iio


AGPL code for this site: git clone https://public-inbox.org/ public-inbox