From: Thierry Reding <thierry.reding@gmail.com>
To: Mark Zhang <nvmarkzhang@gmail.com>
Cc: rpurdie@rpsys.net, jg1.han@samsung.com,
Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>,
tomi.valkeinen@ti.com, linux-pwm@vger.kernel.org,
"linux-fbdev@vger.kernel.org" <linux-fbdev@vger.kernel.org>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>
Subject: Re: How to set fops in "struct platform_pwm_backlight_data"?
Date: Tue, 22 Oct 2013 12:49:06 +0000 [thread overview]
Message-ID: <20131022124905.GA24255@ulmo.nvidia.com> (raw)
In-Reply-To: <52663D6D.5000806@gmail.com>
[-- Attachment #1: Type: text/plain, Size: 873 bytes --]
On Tue, Oct 22, 2013 at 04:55:09PM +0800, Mark Zhang wrote:
> On 10/22/2013 03:24 PM, Thierry Reding wrote:
> > On Fri, Oct 18, 2013 at 12:48:12PM +0800, Mark Zhang wrote:
> [...]
> >>>
> >>
> >> Okay, I just want to set the "notify" function pointer in "struct
> >> platform_pwm_backlight_data", because I want to tune the brightness
> >> value before the pwm-bl sets the brightness to hardware. I don't know
> >> how to do that, unless we define the platform data explicitly.
> >
> > Okay, my question should have been what you need the functions for and
> > why you think you need them.
> >
>
> If I understanding you correctly, I suppose I've said that: "because I
> want to tune the brightness value before the pwm-bl sets the brightness
> to hardware".
Why do you want to tune the brightness value? What are you trying to
achieve?
Thierry
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WARNING: multiple messages have this Message-ID (diff)
From: Thierry Reding <thierry.reding@gmail.com>
To: Mark Zhang <nvmarkzhang@gmail.com>
Cc: rpurdie@rpsys.net, jg1.han@samsung.com,
Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>,
tomi.valkeinen@ti.com, linux-pwm@vger.kernel.org,
"linux-fbdev@vger.kernel.org" <linux-fbdev@vger.kernel.org>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>
Subject: Re: How to set fops in "struct platform_pwm_backlight_data"?
Date: Tue, 22 Oct 2013 14:49:06 +0200 [thread overview]
Message-ID: <20131022124905.GA24255@ulmo.nvidia.com> (raw)
In-Reply-To: <52663D6D.5000806@gmail.com>
[-- Attachment #1: Type: text/plain, Size: 873 bytes --]
On Tue, Oct 22, 2013 at 04:55:09PM +0800, Mark Zhang wrote:
> On 10/22/2013 03:24 PM, Thierry Reding wrote:
> > On Fri, Oct 18, 2013 at 12:48:12PM +0800, Mark Zhang wrote:
> [...]
> >>>
> >>
> >> Okay, I just want to set the "notify" function pointer in "struct
> >> platform_pwm_backlight_data", because I want to tune the brightness
> >> value before the pwm-bl sets the brightness to hardware. I don't know
> >> how to do that, unless we define the platform data explicitly.
> >
> > Okay, my question should have been what you need the functions for and
> > why you think you need them.
> >
>
> If I understanding you correctly, I suppose I've said that: "because I
> want to tune the brightness value before the pwm-bl sets the brightness
> to hardware".
Why do you want to tune the brightness value? What are you trying to
achieve?
Thierry
[-- Attachment #2: Type: application/pgp-signature, Size: 836 bytes --]
next prev parent reply other threads:[~2013-10-22 12:49 UTC|newest]
Thread overview: 38+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-10-17 6:49 How to set fops in "struct platform_pwm_backlight_data"? Mark Zhang
2013-10-17 6:49 ` Mark Zhang
2013-10-17 7:14 ` Thierry Reding
2013-10-17 7:14 ` Thierry Reding
2013-10-18 4:48 ` Mark Zhang
2013-10-18 4:48 ` Mark Zhang
2013-10-22 2:41 ` Mark Zhang
2013-10-22 2:41 ` Mark Zhang
2013-10-22 7:24 ` Thierry Reding
2013-10-22 7:24 ` Thierry Reding
2013-10-22 8:55 ` Mark Zhang
2013-10-22 8:55 ` Mark Zhang
2013-10-22 12:49 ` Thierry Reding [this message]
2013-10-22 12:49 ` Thierry Reding
2013-10-23 2:16 ` Mark Zhang
2013-10-23 2:16 ` Mark Zhang
2013-10-23 8:00 ` Thierry Reding
2013-10-23 8:00 ` Thierry Reding
2013-10-23 8:49 ` Mark Zhang
2013-10-23 8:49 ` Mark Zhang
2013-10-23 9:09 ` Thierry Reding
2013-10-23 9:09 ` Thierry Reding
2013-10-23 10:31 ` Mark Zhang
2013-10-23 10:31 ` Mark Zhang
2013-10-23 10:54 ` Thierry Reding
2013-10-23 10:54 ` Thierry Reding
2013-10-23 11:33 ` Mark Zhang
2013-10-23 11:33 ` Mark Zhang
2013-10-23 10:36 ` Mark Zhang
2013-10-23 10:36 ` Mark Zhang
2013-10-23 10:46 ` Mark Zhang
2013-10-23 10:46 ` Mark Zhang
2013-10-23 10:58 ` Thierry Reding
2013-10-23 10:58 ` Thierry Reding
2013-10-23 11:34 ` Mark Zhang
2013-10-23 11:34 ` Mark Zhang
2013-10-23 10:51 ` Thierry Reding
2013-10-23 10:51 ` Thierry Reding
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