Re: [PATCH] ACPI video: Don't export sysfs backlight interface if query _BCL fail

Ack! On 4/27/07, Danny Kukawka <[EMAIL PROTECTED]> wrote: Hi, currently the acpi video module export the backlight interface to sysfs also if acpi_video_device_lcd_query_levels() fails to read _BLC method (e.g. because the method is not available). In this case the userspace don't know which b

[PATCH] ACPI video: Don't export sysfs backlight interface if query _BCL fail

Hi, currently the acpi video module export the backlight interface to sysfs also if acpi_video_device_lcd_query_levels() fails to read _BLC method (e.g. because the method is not available). In this case the userspace don't know which brightness level are supported and can't set a brightness lev