Re: [PATCH] ACPI; update docs for "acpi_backlight" kernel parameter options

[Hans de Goede]

Hi,

On 3/31/20 2:17 AM, Randy Dunlap wrote:
> From: Randy Dunlap <rdunlap@xxxxxxxxxxxxx>
>
> Update the Documentation for "acpi_backlight" by adding
> 2 new options (native and none).
>
> Signed-off-by: Randy Dunlap <rdunlap@xxxxxxxxxxxxx>
> Cc: linux-acpi@xxxxxxxxxxxxxxx
> Cc: Zhang Rui <rui.zhang@xxxxxxxxx>
> Cc: Hans de Goede <hdegoede@xxxxxxxxxx>
> Cc: "Rafael J. Wysocki" <rjw@xxxxxxxxxxxxx>
> Cc: Len Brown <lenb@xxxxxxxxxx>

Thanks!

Patch looks good to me:

Reviewed-by: Hans de Goede <hdegoede@xxxxxxxxxx>

Regards,

Hans




> ---
>   Documentation/admin-guide/kernel-parameters.txt |    8 +++++---
>   1 file changed, 5 insertions(+), 3 deletions(-)
>
> --- linux-next-20200330.orig/Documentation/admin-guide/kernel-parameters.txt
> +++ linux-next-20200330/Documentation/admin-guide/kernel-parameters.txt
> @@ -22,11 +22,13 @@
>   			default: 0
>   
>   	acpi_backlight=	[HW,ACPI]
> -			acpi_backlight=vendor
> -			acpi_backlight=video
> -			If set to vendor, prefer vendor specific driver
> +			{ vendor | video | native | none }
> +			If set to vendor, prefer vendor-specific driver
>   			(e.g. thinkpad_acpi, sony_acpi, etc.) instead
>   			of the ACPI video.ko driver.
> +			If set to video, use the ACPI video.ko driver.
> +			If set to native, use the device's native backlight mode.
> +			If set to none, disable the ACPI backlight interface.
>   
>   	acpi_force_32bit_fadt_addr
>   			force FADT to use 32 bit addresses rather than the