[i2c] [PATCH] Lifebook apanel driver

Jean Delvare khali at linux-fr.org
Thu Jan 11 10:44:02 CET 2007


On Wed, 10 Jan 2007 14:44:47 -0800, Stephen Hemminger wrote:
> On Wed, 10 Jan 2007 22:18:21 +0100 Vojtech Pavlik wrote:
> > I would expect there would be an ACPI interface to access these buttons
> > (or at least the SMBus through the ACPI EC abstraction), too, which
> > would eliminate this problem: Most other notebook brands have one.
> 
> Although those buttons probably share an interface that ACPI uses,
> it doesn't look like ACPI exposes them.  I tried loading the generic
> hotkey driver and listening for ACPI events, and nothing happens.

I'm no ACPI expert, but I would venture that every vendor has its own
interface and you'd need to write a dedicated driver, as already exist
for Sony, IBM, Asus and Toshiba laptops.

-- 
Jean Delvare



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