linux-kernel - Re: [PATCH 2.6.18-mm2] acpi: add backlight support to the sony

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Message-Id: <200610280124.57212.luming.yu@gmail.com>
Date:	Sat, 28 Oct 2006 01:24:54 +0800
From:	Luming Yu <luming.yu@...il.com>
To:	Pavel Machek <pavel@....cz>
Cc:	Matt Domsch <Matt_Domsch@...l.com>, len.brown@...el.com,
	Richard Hughes <hughsient@...il.com>,
	Andrew Morton <akpm@...l.org>,
	Alessandro Guido <alessandro.guido@...il.com>,
	linux-kernel@...r.kernel.org, linux-acpi@...r.kernel.org,
	jengelh@...ux01.gwdg.de, gelma@...ma.net, ismail@...dus.org.tr
Subject: Re: [PATCH 2.6.18-mm2] acpi: add backlight support to the sony_acpi driver

On Wednesday 25 October 2006 15:07, Pavel Machek wrote:
> Hi!
>
> > > > a generic ACPI driver that exports the _BCL and _BCM method
> > > > implementations via that same interface, so that systems providing
> > > > that will "just work".  drivers/acpi/video.c currently exports this
> > > > via /proc/acpi/video/$DEVICE/brightness, which isn't the same as
> > > > /sys/class/backlight. :-(
> > >
> > > Yes, I'm working on acpi video driver transition , and have posted a
> > > patch to user backlight for acpi video driver.
> > > http://marc.theaimsgroup.com/?l=linux-acpi&m=115574087203605&w=2
> >
> > Just updated the backlight and output sysfs support for ACPI Video driver
> > on bugzilla. If you are interested this, please take a look at
> > http://bugzilla.kernel.org/show_bug.cgi?id=5749#c18
> >
> > [patch 1/3] vidoe sysfs support: Add dev argument for baclight sys dev
>
> Two typos in one line :-).
>
> > [patch 2/3] Add display output class support
>
> I guess this needs Documentation/ so we can tell if user<->kernel
> interface is sane..
>
> > [patch 3/3] backlight and output sysfs support for acpi video driver
>
> Some whitespace is not okay there...
> 									Pavel

updated version.
[patch 1/4] video sysfs support: Add dev argument for backlight sys dev
 drivers/video/backlight/backlight.c |    3 ++-
 include/linux/backlight.h           |    2 +-
 2 files changed, 3 insertions(+), 2 deletions(-)

[patch 2/4] Add display output class support
 drivers/video/output.c |  110 
+++++++++++++++++++++++++++++++++++++++++++++++++
 include/linux/output.h |   23 ++++++++++
 2 files changed, 133 insertions(+)

[patch 3/4] backlight and output sysfs support for acpi video driver
 acpi/Kconfig   |    2
 acpi/video.c   |  257 
+++++++++++++++++++++++++++++++++++++++++++++++++++++----
 video/Kconfig  |    8 +
 video/Makefile |    1
 4 files changed, 252 insertions(+), 16 deletions(-)

[patch 4/4] Add output class document
 video-output.txt |   27 +++++++++++++++++++++++++++
 1 file changed, 27 insertions(+)

Thanks,
Luming


View attachment "1-fix.patch" of type "text/x-diff" (1549 bytes)

View attachment "2-fix.patch" of type "text/x-diff" (3711 bytes)

View attachment "4-fix.patch" of type "text/x-diff" (1217 bytes)

View attachment "3-fix.patch" of type "text/x-diff" (15000 bytes)