Re: Patch to add support for SGI's IOC4 chipset

[Bartlomiej Zolnierkiewicz]

On Tuesday 21 of October 2003 08:35, Jeremy Higdon wrote:
> > - defining IDE_ARCH_ACK_INTR and ide_ack_intr() in sgiioc4.c is a no-op,
> >   it should be done <asm/ide.h> to make it work
> >   (I think the same problem is present in 2.4.x)
>
> The definition in <include/linux/ide.h> is only used if IDE_ARCH_ACK_INTR
> is not defined.  sgiioc4.c defines IDE_ARCH_ACK_INTR before including that
> file, so I believe we get the definition we want without touching ide.h,
> don't we?

ide_ack_intr() is used by ide-io.c.  If IDE_ARCH_ACK_INTR is not defined
in ide.h (and it won't be cause you are doing this only in sgiioc4.c
/sgiioc4.h in 2.4.x case/ about which ide-io.c has abolutely no idea)
ide_ack_intr() will turn into no-op and hwif->ack_intr() won't be called.

> I'll await a response on the IDE_ARCH_ACK_INTR issue.  Do you want me to
> send another patch, or is the previous with your update sufficient?

It is sufficient.

thanks,
--bartlomiej

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