Re: New insights about video module! Need help,please.

["Tommy Ch." <tommy-c-hi6Y0CQ0nG0@public.gmane.org>]

Bruno Ducrot wrote:
> There are _PS0, _PS3 and _PCS methods.  I'm not sure if those methods are
> supported under linux-2.6.10 (or any other version of Linux, btw).
> 
> I think you should try to call the \_SB_.PCI0.PCI1.VGA_._PS0 method
> somewhere.
> 
> Add a line like this one:
> 	acpi_evaluate_object(NULL, "\\_SB_.PCI0.PCI1.VGA_._PS0", NULL, NULL);
> 
> in function acpi_video_bus_add()
> 
> Something like this:
> 
> before:
>         if (!device)
> 		return_VALUE(-EINVAL);
> 
> 	video = kmalloc(sizeof(struct acpi_video_bus), GFP_KERNEL);
> 
> after:
>         if (!device)
> 		return_VALUE(-EINVAL);
> 
> 	acpi_evaluate_object(NULL, "\\_SB_.PCI0.PCI1.VGA_._PS0", NULL, NULL);
> 	video = kmalloc(sizeof(struct acpi_video_bus), GFP_KERNEL);
> 
> Of course, its ugly, but its only to test if _PS0 is supported or not by
> linux.

OK, it compiled cleanly. After loading the module dmesg said:
ACPI: Video Device [VGA] (multi-head: yes  rom: yes  post: no)

Nothing else I could observe. Should I do any other tests?

Bye



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