[Intel-gfx] New Samsung driver for backlight control.

[Greg KH]

On Wed, Aug 26, 2009 at 10:53:46PM +0100, Mike Lothian wrote:
> tau / # grep . /sys/class/dmi/id/*
> /sys/class/dmi/id/bios_date:09/26/2008
> /sys/class/dmi/id/bios_vendor:Phoenix Technologies Ltd.
> /sys/class/dmi/id/bios_version:07LI.MP00.20080926.SCY
> /sys/class/dmi/id/board_name:R510/P510
> /sys/class/dmi/id/board_serial:123490EN400015
> /sys/class/dmi/id/board_vendor:SAMSUNG ELECTRONICS CO., LTD.
> /sys/class/dmi/id/board_version:Not Applicable
> /sys/class/dmi/id/chassis_asset_tag:No Asset Tag
> /sys/class/dmi/id/chassis_serial:None
> /sys/class/dmi/id/chassis_type:10
> /sys/class/dmi/id/chassis_vendor:SAMSUNG ELECTRONICS CO., LTD.
> /sys/class/dmi/id/chassis_version:N/A
> /sys/class/dmi/id/modalias:dmi:bvnPhoenixTechnologiesLtd.:bvr07LI.MP00.20080926.SCY:bd09/26/2008:svnSAMSUNGELECTRONICSCO.,LTD.:pnR510/P510:pvrNotApplicable:rvnSAMSUNGELECTRONICSCO.,LTD.:rnR510/P510:rvrNotApplicable:cvnSAMSUNGELECTRONICSCO.,LTD.:ct10:cvrN/A:
> /sys/class/dmi/id/product_name:R510/P510
> /sys/class/dmi/id/product_serial:EJ1893DQ700599
> /sys/class/dmi/id/product_uuid:60B6C327-D21D-B211-8000-B5CE02D5709F
> /sys/class/dmi/id/product_version:Not Applicable
> /sys/class/dmi/id/sys_vendor:SAMSUNG ELECTRONICS CO., LTD.
> /sys/class/dmi/id/uevent:MODALIAS=dmi:bvnPhoenixTechnologiesLtd.:bvr07LI.MP00.20080926.SCY:bd09/26/2008:svnSAMSUNGELECTRONICSCO.,LTD.:pnR510/P510:pvrNotApplicable:rvnSAMSUNGELECTRONICSCO.,LTD.:rnR510/P510:rvrNotApplicable:cvnSAMSUNGELECTRONICSCO.,LTD.:ct10:cvrN/A:
> 
> This is the info you requested

Thanks, I've added it to the driver now.

> I've sent it before

Ick, sorry, I must have missed that.

> Is there a way to make the brightness more finer controlled using this
> interface?

Not that I know of, sorry, it looks like the hardware is only allowing
this to be changed in 8 levels of increments.  Windows should work this
same way, right?

thanks,

greg k-h