Messages in this thread | | | Date | Sat, 6 May 2006 09:08:28 -0400 | From | "Jon Smirl" <> | Subject | Re: Add a "enable" sysfs attribute to the pci devices to allow userspace (Xorg) to enable devices without doing foul direct access |
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On 5/6/06, Krzysztof Halasa <khc@pm.waw.pl> wrote: > "Jon Smirl" <jonsmirl@gmail.com> writes: > > > The minimal vga driver combined with new_id scheme is very simple, it > > works on older kernels, it does not create a new API and it tracks > > ownership of the hardware state. > > But it works only with VGAs (I, for example, use setpci-alike things > with non-VGA cards but it's dangerous - who knows if the BARs are set > correctly if the device wasn't enabled by the kernel).
Substitute vga with the name of whatever class of device you are working on and build it a minimal driver for it. The technique is generic.
> -- > Krzysztof Halasa >
-- Jon Smirl jonsmirl@gmail.com - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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