Re: obtaining acpi details outside of drivers/acpi

[Alan Hourihane <alanh@fairlite.demon.co.uk>]

On Thu, 2007-09-06 at 18:17 +0400, Alexey Starikovskiy wrote:
> Alan Hourihane wrote:
> > On Thu, 2007-09-06 at 09:22 -0400, Len Brown wrote:
> >> On Thursday 06 September 2007 07:47, Alan Hourihane wrote:
> >>
> >>> Mmm. It seems acpi_video_bus_check() is static and therefore not
> >>> available outside of video.c
> >>>
> >>>> BTW. I'm curious what you are trying to do.
> >>>> There is actually quite a bit of movement in this code right now.
> >>> Think about fbdev drivers (or some video driver).... Rather than
> >>> bang on the hardware to try and do auto-detection of devices, it's much
> >>> easier (and sometimes required) to just ask the system BIOS via ACPI to
> >>> see what devices are available.
> >>>
> >>> I want to parse _DOD myself to see what's available in kernel space.
> >> It would be good to have this code in only one place
> >> and export it from there to other parts of the kernel that need it.
> >> I'd like to be able to not have fbdev drivers depend on the acpi video driver,
> >> so perhaps we could have some generic interface where fbdev is the consumer
> >> and in this case acpi/video.c is the provider?
> > 
> > That sounds good. I'm open to suggestions on interface.
> > 
> > But is there anything better available now to scan the namespace in
> > current released kernels for _DOD ?
> 2.6.23-rc5 has it...

Thanks Alexey,

I'll take a look.

Alan.