Re: [patch] 2.6.0-test5: serio config broken?

[Adrian Bunk <bunk@fs.tum.de>]

On Wed, Sep 10, 2003 at 02:04:43PM -0700, Tom Rini wrote:
> On Wed, Sep 10, 2003 at 09:55:44PM +0200, Adrian Bunk wrote:
> > On Wed, Sep 10, 2003 at 12:31:58PM -0700, Tom Rini wrote:
> > >...
> > > ===== drivers/input/keyboard/Kconfig 1.6 vs edited =====
> > > --- 1.6/drivers/input/keyboard/Kconfig	Wed Jul 16 10:39:32 2003
> > > +++ edited/drivers/input/keyboard/Kconfig	Fri Sep  5 14:45:36 2003
> > > @@ -2,8 +2,9 @@
> > >  # Input core configuration
> > >  #
> > >  config INPUT_KEYBOARD
> > > -	bool "Keyboards" if EMBEDDED || !X86
> > > +	bool "Keyboards"
> > >  	default y
> > > +	select KEYBOARD_ATKBD if STANDARD && X86
> > >  	depends on INPUT
> > >  	help
> > >  	  Say Y here, and a list of supported keyboards will be displayed.
> > > @@ -12,7 +13,7 @@
> > >  	  If unsure, say Y.
> > >  
> > >  config KEYBOARD_ATKBD
> > > -	tristate "AT keyboard support" if EMBEDDED || !X86 
> > > +	tristate "AT keyboard support"
> > >  	default y
> > >  	depends on INPUT && INPUT_KEYBOARD && SERIO
> > >  	help
> > > ===== drivers/input/serio/Kconfig 1.9 vs edited =====
> > > --- 1.9/drivers/input/serio/Kconfig	Wed Jul 16 10:39:32 2003
> > > +++ edited/drivers/input/serio/Kconfig	Fri Sep  5 14:45:36 2003
> > > @@ -2,7 +2,8 @@
> > >  # Input core configuration
> > >  #
> > >  config SERIO
> > > -	tristate "Serial i/o support (needed for keyboard and mouse)"
> > > +	tristate "Serial i/o support (needed for keyboard and mouse)" if !(STANDARD && X86)
> > > +	select SERIO_I8042 if STANDARD && X86
> > >  	default y
> > >  	---help---
> > >  	  Say Yes here if you have any input device that uses serial I/O to
> > 
> > This works but seems fragile since everyone touching the dependencies 
> > must know that the tristate dependencies of SERIO must always match the 
> > select dependencies in INPUT_KEYBOARD.
> 
> How so?  SERIO only selects SERIO_* bits, and INPUT only selects INPUT*
> (and, imho, keyboard is input :)) bits.
>...

Let's say you remove the X86 dependency in the select in INPUT_KEYBOARD. 

If you select SERIO=m on !X86 (with EMBEDDED/STANDARD enabled) this will
select KEYBOARD_ATKBD=y...

> Tom Rini

cu
Adrian

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