From: YH Huang <yh.huang-NuS5LvNUpcJWk0Htik3J/w@public.gmane.org>
To: Sascha Hauer <s.hauer-bIcnvbaLZ9MEGnE8C9+IrQ@public.gmane.org>
Cc: linux-pwm-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
linux-fbdev-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
Jingoo Han <jingoohan1-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>,
Tomi Valkeinen <tomi.valkeinen-l0cyMroinI0@public.gmane.org>,
Jean-Christophe Plagniol-Villard
<plagnioj-sclMFOaUSTBWk0Htik3J/w@public.gmane.org>,
linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
Thierry Reding
<thierry.reding-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>,
linux-mediatek-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org,
Sascha Hauer <kernel-bIcnvbaLZ9MEGnE8C9+IrQ@public.gmane.org>,
Matthias Brugger
<matthias.bgg-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>,
yingjoe.chen-NuS5LvNUpcJWk0Htik3J/w@public.gmane.org,
Lee Jones <lee.jones-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>,
linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org
Subject: Re: [RESEND PATCH] pwm-backlight: fix the panel power sequence
Date: Fri, 16 Oct 2015 16:50:37 +0800 [thread overview]
Message-ID: <1444985437.18373.3.camel@mtksdaap41> (raw)
In-Reply-To: <20151016083616.GA7858-bIcnvbaLZ9MEGnE8C9+IrQ@public.gmane.org>
On Fri, 2015-10-16 at 10:36 +0200, Sascha Hauer wrote:
> On Fri, Oct 16, 2015 at 09:37:34AM +0800, YH Huang wrote:
> > In order to match the panel power sequence, disable the enable_gpio
> > in the probe function. Also, reorder the code in the power_on and
> > power_off function to match the timing.
> > @@ -241,8 +242,7 @@ static int pwm_backlight_probe(struct platform_device *pdev)
> > pb->dev = &pdev->dev;
> > pb->enabled = false;
> >
> > - pb->enable_gpio = devm_gpiod_get_optional(&pdev->dev, "enable",
> > - GPIOD_OUT_HIGH);
> > + pb->enable_gpio = devm_gpiod_get_optional(&pdev->dev, "enable");
>
> Please actually test your patches. This change here won't compile.
>
> Sascha
>
I will send patch v2 to fix it.
YH Huang
prev parent reply other threads:[~2015-10-16 8:50 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-10-16 1:37 [RESEND PATCH] pwm-backlight: fix the panel power sequence YH Huang
2015-10-16 2:42 ` kbuild test robot
2015-10-16 8:49 ` YH Huang
2015-10-16 8:31 ` Lucas Stach
2015-10-22 15:29 ` YH Huang
2015-10-16 8:36 ` Sascha Hauer
[not found] ` <20151016083616.GA7858-bIcnvbaLZ9MEGnE8C9+IrQ@public.gmane.org>
2015-10-16 8:50 ` YH Huang [this message]
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