Messages in this thread | | | Date | Sun, 28 Oct 2007 11:19:55 -0500 | From | Matt Domsch <> | Subject | Re: [PATCH] Dell laptop backlight driver |
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On Sun, Oct 28, 2007 at 05:12:37PM +0100, jack@antonello.org wrote: > Hello, > this driver implements backlight control on Dell laptops > which use SMI for changing brightness levels. > > The driver is INCOMPLETE since it is unable to probe some required > parameters > in order to perform backlight control. Such parameters are found in a Dell > proprietary DMI table which should be parsed. For now external tools may be > used to find these parameters by hand. So if you intend to try this out, > FIRST write your laptop model parameters correctly inside the source code > as explained in Documentation/dell-laptop.txt. > > Parts of this driver may also be used to provide additional functionalities > similarly to the drivers/misc/*-laptop.c drivers.
Why is this better done in the kernel rather than in userspace with libsmbios as you've noted?
-- Matt Domsch Linux Technology Strategist, Dell Office of the CTO linux.dell.com & www.dell.com/linux - 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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