From: Benjamin Herrenschmidt <benh@kernel.crashing.org>
To: ppc339@vtnet.ca
Cc: linuxppc-dev@lists.linuxppc.org
Subject: Re: ide interrupts
Date: 23 May 2003 18:09:57 +0200 [thread overview]
Message-ID: <1053706196.580.1.camel@gaston> (raw)
In-Reply-To: <200305231136.51119.ppc339@vtnet.ca>
On Fri, 2003-05-23 at 17:36, Trevor Woerner wrote:
> There seems to be a lot of code in the IDE subsystem relating to
> interrupts. Is there a way to set a device in polled (i.e.
> non-interrupt) mode? Maybe some way to run the tasklet/bh periodically?
>
> Does the IDE system want to monitor my ATA device's Ready_NotBusy
> interrupt?
No, linux IDE layer can't do that in a sane way, you are asking for
a _lot_ of trouble... (especially if doing DMA)
Ben.
** Sent via the linuxppc-dev mail list. See http://lists.linuxppc.org/
next prev parent reply other threads:[~2003-05-23 16:09 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2003-05-23 15:36 ide interrupts Trevor Woerner
2003-05-23 16:09 ` Benjamin Herrenschmidt [this message]
2003-05-25 23:12 ` Trevor Woerner
2003-05-26 6:47 ` Geert Uytterhoeven
2003-05-23 16:26 ` linas
-- strict thread matches above, loose matches on Subject: below --
2003-12-05 16:25 Kathy Frazier
2003-12-05 17:04 ` Randy.Dunlap
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