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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>

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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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  reply	other threads:[~2013-10-22 12:49 UTC|newest]

Thread overview: 19+ 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  7:14 ` Thierry Reding
2013-10-18  4:48   ` Mark Zhang
2013-10-22  2:41     ` Mark Zhang
2013-10-22  7:24     ` Thierry Reding
2013-10-22  8:55       ` Mark Zhang
2013-10-22 12:49         ` Thierry Reding [this message]
2013-10-23  2:16           ` Mark Zhang
2013-10-23  8:00             ` Thierry Reding
2013-10-23  8:49               ` Mark Zhang
2013-10-23  9:09                 ` Thierry Reding
2013-10-23 10:31                   ` Mark Zhang
2013-10-23 10:54                     ` Thierry Reding
2013-10-23 11:33                       ` Mark Zhang
2013-10-23 10:36                   ` Mark Zhang
2013-10-23 10:46                     ` Mark Zhang
2013-10-23 10:58                       ` Thierry Reding
2013-10-23 11:34                         ` Mark Zhang
2013-10-23 10:51                     ` Thierry Reding

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