ACK: [PATCH] ACPI / blacklist: blacklist Win8 OSI for HP Pavilion dv6

[Brad Figg]

On Thu, Mar 19, 2015 at 03:16:38PM +0800, Alex Hung wrote:
> The brightness hotkeys of HP Pavilion dv6 does not work with Win8 OSI. Due
> to insufficient documentation for the driver implementation, blacklist
> it as a workaround.
> 
> Signed-off-by: Alex Hung <alex.hung at canonical.com>
> ---
>  drivers/acpi/blacklist.c |   13 ++++++++++++-
>  1 file changed, 12 insertions(+), 1 deletion(-)
> 
> diff --git a/drivers/acpi/blacklist.c b/drivers/acpi/blacklist.c
> index 1a00d17..6f4f63e 100644
> --- a/drivers/acpi/blacklist.c
> +++ b/drivers/acpi/blacklist.c
> @@ -363,7 +363,6 @@ static struct dmi_system_id acpi_osi_dmi_table[] __initdata = {
>  		    DMI_MATCH(DMI_PRODUCT_NAME, "Vostro 3546"),
>  		},
>  	},
> -
>  	/*
>  	 * The following Lenovo models have a broken workaround in the
>  	 * acpi_video backlight implementation to meet the Windows 8
> @@ -442,6 +441,18 @@ static struct dmi_system_id acpi_osi_dmi_table[] __initdata = {
>  		     DMI_MATCH(DMI_PRODUCT_NAME, "Inspiron 5537"),
>  		},
>  	},
> +	/*
> +	 * The brightness hotkeys do not work on those machines when
> +	 * returning true for _OSI("Windows 2012")
> +	 */
> +	{
> +	.callback = dmi_disable_osi_win8,
> +	.ident = "HP Pavilion dv6",
> +	.matches = {
> +		    DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
> +		    DMI_MATCH(DMI_PRODUCT_NAME, "HP Pavilion dv6 Notebook PC"),
> +		},
> +	},
>  
>  	/*
>  	 * BIOS invocation of _OSI(Linux) is almost always a BIOS bug.
> -- 
> 1.7.9.5
> 
> 
> -- 
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> kernel-team at lists.ubuntu.com
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Looks good.

-- 
Brad Figg brad.figg at canonical.com http://www.canonical.com