Messages in this thread | | | Date | Tue, 5 Dec 2006 23:57:01 +0000 | From | Alan <> | Subject | Re: [PATCH] ide-cd: Handle strange interrupt on the Intel ESB2 |
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On Wed, 6 Dec 2006 00:23:03 +0100 "Bartlomiej Zolnierkiewicz" <bzolnier@gmail.com> wrote:
> Looks good but aren't this trying to fix the same ICH > issue that is fixed in libata by ap->ops->irq_clear(ap)? > > [ please see Tejun's mail: http://lkml.org/lkml/2006/11/15/94 ] > > If so shouldn't we apply this fix for all ICH5/6/7/8 chipsets?
Possibly. Thats one reason I made it a quirk bit. I'd certainly expect it to be a group of related chipsets.
> Also shouldn't the fix be in IRQ handler? Currently the fix is limited > to ide-cd driver which seems to be the wrong place as the problem > is supposed to happen also when using other IDE device drivers > or/and other ATA/ATAPI devices?
The problem has only be observed with CD devices doing PIO ATAPI commands. I am not aware of an Intel errata document that characterises this errata so anything else so cannot guess further. Perhaps Intel can advise ?
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