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On 04.09.23 16:28, Ian Abbott wrote:
> Hi,
>
> Commit b5c75b68b7de ("comedi: add HAS_IOPORT dependencies") in v6.5-rc1
> onwards makes it impossible to select some comedi configuration options
> that were previously selectable. In addition to adding 'depends on
> HAS_IOPORT' directives (which is OK for most of the options), it also
> changes 'select COMEDI_8254', 'select COMEDI_DAS08', 'select
> COMEDI_NI_LABPC', and 'select COMEDI_AMPLC_DIO200' directives to
> 'depends on' directives. Since there is no other way to select those
> options it renders the options that depend on them permanently disabled.
> It also adds a dependency on HAS_IOPORT to COMEDI_PCI_DRIVERS even
> though several configuration options that depend on COMEDI_PCI_DRIVERS
> are for drivers that neither use I/O ports nor depend on modules that
> call the I/O port functions (inb()/outb() and friends).
>
> Arnd Bergmann recommends[1] reverting the patch and following up with a
> fixed version. I intend to do that. Niklas Schnelle confirms[2] that
> it will not break anything.
>
> [1] Link:
> https://lore.kernel.org/all/33c2292b-08cb-44c7-9438-07d4060976ab@xxxxxxxxxxxxxxxx
>
> [2] Link:
> https://lore.kernel.org/all/65d620b2644e2d60b041815fa4bb544a818ae55a.camel@xxxxxxxxxxxxx
>
> #regzbot introduced: b5c75b68b7de
#regzbot fix: Revert "comedi: add HAS_IOPORT dependencies"
#regzbot monitor:
https://lore.kernel.org/all/20230905090922.3314-1-abbotti@xxxxxxxxx/
#regzbot ignore-activity
Ciao, Thorsten (wearing his 'the Linux kernel's regression tracker' hat)
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