From: Andrew Morton <akpm@linux-foundation.org>
To: InKi Dae <daeinki@gmail.com>
Cc: linux-fbdev-devel@lists.sourceforge.net,
linux-kernel@vger.kernel.org,
Kyungmin Park <kmpark@infradead.org>,
Richard Purdie <rpurdie@rpsys.net>
Subject: Re: [patch] added brightness feature to lcd class.
Date: Mon, 9 Nov 2009 15:18:36 -0800 [thread overview]
Message-ID: <20091109151836.4a6b294d.akpm@linux-foundation.org> (raw)
In-Reply-To: <90b950fc0911020050q3bc3fae8j954ec6ed73d79b5@mail.gmail.com>
On Mon, 2 Nov 2009 17:50:02 +0900
InKi Dae <daeinki@gmail.com> wrote:
> This patch adds brightness feature to lcd class.
> (kernel/driver/video/backlight/lcd.c)
>
> In the past, most of the lcd panels for embedded system was TFT-LCD
> Panel needing backlight device.
> But now AMOLED LCD Panel appeared so we should consider brightness
> control for AMOLED Panel.
>
> For the time being, I used backlight fake driver for brightness
> control of AMOLED LCD Panel.
> But this way is not good, so I propose to add brightness feature to lcd class.
>
> For this, I attached patch file and if my proposal is approved
> Then I will send s6e63m0 and tl2796 AMOLED lcd panel driver based on
> lcd class modified soon.
Please send the s6e63m0 and tl2796 patches anyway. That way we have
some examples of how this new capability is used by drivers.
next prev parent reply other threads:[~2009-11-09 23:18 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-11-02 8:50 [patch] added brightness feature to lcd class InKi Dae
2009-11-05 19:27 ` Pavel Machek
2009-11-07 12:43 ` InKi Dae
2009-11-07 16:48 ` Pavel Machek
2009-11-09 15:37 ` InKi Dae
2009-11-09 20:15 ` Pavel Machek
2009-11-09 23:18 ` Andrew Morton [this message]
2009-11-09 23:35 ` Richard Purdie
2009-11-10 3:26 ` InKi Dae
2009-11-10 8:43 ` Richard Purdie
2009-11-10 15:27 ` Matthew Garrett
2009-11-11 6:17 ` InKi Dae
2009-11-11 9:28 ` Richard Purdie
2009-11-13 3:13 ` InKi Dae
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