On Mon, 2013-10-28 at 04:26 -0700, Christian Kujau wrote:
> Hi,
> 
> for quite some time the following is printed (twice) after doing
> "make oldconfig":
> 
> [...]
> scripts/kconfig/conf --oldconfig Kconfig
> warning: (ADB_PMU_LED_IDE) selects LEDS_TRIGGER_IDE_DISK which has unmet 
> direct dependencies (NEW_LEDS && IDE_GD_ATA && LEDS_TRIGGERS)
> warning: (ADB_PMU_LED_IDE) selects LEDS_TRIGGER_IDE_DISK which has unmet 
> direct dependencies (NEW_LEDS && IDE_GD_ATA && LEDS_TRIGGERS)
> 
> I never got around to look into this. But I remember that (when I still 
> had CONFIG_IDE selected, because CONFIG_PATA_MACIO was not working for my 
> PowerBook G5), I always had ADB_PMU_LED_IDE selected, so this option was 
> carried over to my current config.
> 
> When doing "make menuconfig" with this generated config I could see that 
> all 3 necessary options are selected:
> 
>  Support for PMU  based PowerMacs               CONFIG_ADB_PMU         
>   Support for the Power/iBook front LED               CONFIG_ADB_PMU_LED
>     Use front LED as IDE LED by default               CONFIG_ADB_PMU_LED_IDE 
> 
> And CONFIG_ADB_PMU_LED_IDE selects CONFIG_LEDS_TRIGGER_IDE_DISK, which in 
> turn depends on CONFIG_IDE_GD_ATA - but in "make menuconfig" I could still
> *unselect* CONFIG_IDE (since I'm using CONFIG_PATA_MACIO) and the 3 
> options above were still available. I guess "make oldconfig" noticed that 
> and hence printed the warning above.
> 
> The following patch causes ADB_PMU_LED to depend on IDE_GD_ATA, so that 
> the options above are only available when IDE_GD_ATA is actually selected 
> and thus eliminates the warning.
> 
> Signed-off-by: Christian Kujau <li...@nerdbynature.de>
> 
> diff --git a/drivers/macintosh/Kconfig b/drivers/macintosh/Kconfig
> index 696238b..f30ac9d 100644
> --- a/drivers/macintosh/Kconfig
> +++ b/drivers/macintosh/Kconfig
> @@ -90,6 +90,7 @@ config ADB_PMU
>  config ADB_PMU_LED
>       bool "Support for the Power/iBook front LED"
>       depends on ADB_PMU
> +     depends on IDE_GD_ATA
>       select NEW_LEDS
>       select LEDS_CLASS
>       help

You probably want to do that to the ADB_PMU_LED_IDE entry not the
ADB_PMU_LED one which doesn't have a dependency and isn't the one
selecting LEDS_TRIGGER_IDE_DISK :-)

Cheers,
Ben.

> 
> Being a kbuild n00b, I don't know if this is the correct approach though.
> 
> After looking through the archives I found that this has been reported by 
> Geert back in 2012 already: https://lkml.org/lkml/2012/3/13/556
> 
> Thanks,
> Christian.


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