Re: [PATCH 03/10] Acer-WMI: fingers off backlight if video.ko is serving this functionality

[Carlos Corbacho <carlos@strangeworlds.co.uk>]

On Friday 01 August 2008 16:37:56 Thomas Renninger wrote:
> Signed-off-by: Thomas Renninger <trenn@suse.de>

Acked-by: Carlos Corbacho <carlos@strangeworlds.co.uk>

> ---
>  drivers/misc/acer-wmi.c |    6 ++++++
>  1 files changed, 6 insertions(+), 0 deletions(-)
>
> diff --git a/drivers/misc/acer-wmi.c b/drivers/misc/acer-wmi.c
> index e7a3fe5..a843ac2 100644
> --- a/drivers/misc/acer-wmi.c
> +++ b/drivers/misc/acer-wmi.c
> @@ -1218,6 +1218,12 @@ static int __init acer_wmi_init(void)
>  		return -ENODEV;
>  	}
>
> +	if (!acpi_video_backlight_support() && has_cap(ACER_CAP_BRIGHTNESS)) {
> +		interface->capability &= ~ACER_CAP_BRIGHTNESS;
> +		printk(ACER_INFO "Brightness must be controlled by "
> +		       "generic video driver\n");
> +	}
> +
>  	if (platform_driver_register(&acer_platform_driver)) {
>  		printk(ACER_ERR "Unable to register platform driver.\n");
>  		goto error_platform_register;



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