Re: [RFC PATCH 1/5] ACPI video: check the return value of acpi_video_device_lcd_get_level_current

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On Wed, Mar 11, 2009 at 01:56:00PM +0100, Thomas Renninger wrote:

> (BTW, I recently saw a BIOS with _BCQ function. They said they are going to 
> fix it, but it may be more widespread, e.g. this also is often the case 
> (missing _BQC) on Samsung). I found it by luck disassembling and 
> recompiling the DSDT, a runtime warning would be nice (if it does not 
> already exist).

It's not that uncommon - there's a few machines with _BCQ. I actually 
thought we handled it already, but it seems not. Just adding a cap._BCQ 
and using it if there's no _BQC sounds like a safe idea.

-- 
Matthew Garrett | mjg59@xxxxxxxxxxxxx
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