[Acked] [Raring][Saucy][SRU][PATCH 1/1] UBUNTU: SAUCE: Work around broken ACPI backlight on Dell Inspiron 5537

[Andy Whitcroft]

On Tue, Nov 05, 2013 at 07:58:27PM +0800, Anthony Wong wrote:
> Add a quirk for this machine so backlight can be adjusted again.
> 
> BugLink: http://bugs.launchpad.net/bugs/1231305
> Signed-off-by: Anthony Wong <anthony.wong at canonical.com>
> ---
>  drivers/acpi/blacklist.c |    8 ++++++++
>  1 file changed, 8 insertions(+)
> 
> diff --git a/drivers/acpi/blacklist.c b/drivers/acpi/blacklist.c
> index 6023e51..d630bcd 100644
> --- a/drivers/acpi/blacklist.c
> +++ b/drivers/acpi/blacklist.c
> @@ -345,6 +345,14 @@ static struct dmi_system_id acpi_osi_dmi_table[] __initdata = {
>  		     DMI_MATCH(DMI_PRODUCT_VERSION, "ThinkPad Edge E330"),
>  		},
>  	},
> +	{
> +	.callback = dmi_disable_osi_win8,
> +	.ident = "Dell Inspiron 5537",
> +	.matches = {
> +		     DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
> +		     DMI_MATCH(DMI_PRODUCT_NAME, "Inspiron 5537"),
> +		},
> +	},
>  
>  	/*
>  	 * BIOS invocation of _OSI(Linux) is almost always a BIOS bug.

Is this going upstream?  I don't see this in Trusty either?

Otherwise it seems ok, matches the standard pattern and looks very
limited in scope to one machine.  So:

Acked-by: Andy Whitcroft <apw at canonical.com>

-apw