From: balbi@ti.com (Felipe Balbi)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH v3 2/2] OMAP: IOMMU: add support to callback during fault handling
Date: Mon, 21 Feb 2011 11:20:22 +0200 [thread overview]
Message-ID: <20110221092022.GA4159@legolas.emea.dhcp.ti.com> (raw)
In-Reply-To: <AANLkTinTCGhH9HgGEr1ciHL5Vf+gQxecr17O6Z9OTOWv@mail.gmail.com>
Hi,
On Mon, Feb 21, 2011 at 10:57:45AM +0200, David Cohen wrote:
> >> Ideally I'd like to avoid having "isr_priv" in iommu since it's not
> >> used for iommu but client needs the place to pass its info to its
> >> custom handler. Any better idea?
> >
> > I'm not sure if it makes sense as I don't know the mailbox block, but
> > maybe moving to GENIRQ ? Then IRQ subsystem would take care of the
> > "dev_id"
>
> Not sure if it fits in this case. It's a different module (IOMMU user)
> which needs to get a callback from IOMMU when a fault happens.
> Is there any GENIRQ usage currently in this scenario?
No, that's not how GENIRQ is supposed to be used. You will need a
function pointer, like you added.
--
balbi
next prev parent reply other threads:[~2011-02-21 9:20 UTC|newest]
Thread overview: 31+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-02-16 19:35 [PATCH v3 0/2] OMAP: IOMMU fault callback support David Cohen
2011-02-16 19:35 ` [PATCH v3 1/2] OMAP2+: IOMMU: don't print fault warning on specific layer David Cohen
2011-02-16 19:35 ` [PATCH v3 2/2] OMAP: IOMMU: add support to callback during fault handling David Cohen
2011-02-21 8:18 ` Hiroshi DOYU
2011-02-21 8:22 ` Felipe Balbi
2011-02-21 8:57 ` David Cohen
2011-02-21 9:20 ` Felipe Balbi [this message]
2011-02-21 9:07 ` David Cohen
2011-02-21 9:51 ` Hiroshi DOYU
2011-02-21 18:43 ` Ramirez Luna, Omar
2011-02-21 21:12 ` David Cohen
2011-02-21 23:25 ` Ramirez Luna, Omar
2011-02-21 23:48 ` David Cohen
2011-02-23 1:17 ` Guzman Lugo, Fernando
2011-02-23 9:45 ` David Cohen
2011-02-23 13:39 ` Guzman Lugo, Fernando
2011-02-23 19:54 ` David Cohen
2011-02-23 20:56 ` Sakari Ailus
2011-02-23 21:48 ` Guzman Lugo, Fernando
2011-02-24 6:39 ` David Cohen
2011-02-23 21:12 ` Guzman Lugo, Fernando
2011-02-23 20:09 ` Sakari Ailus
2011-02-23 20:21 ` David Cohen
2011-02-23 21:30 ` Guzman Lugo, Fernando
2011-02-24 8:35 ` Felipe Balbi
2011-02-24 11:26 ` David Cohen
2011-02-24 11:29 ` Felipe Balbi
2011-02-24 17:58 ` Guzman Lugo, Fernando
2011-02-24 20:31 ` Tony Lindgren
2011-02-24 22:21 ` Tony Lindgren
2011-02-21 9:52 ` [PATCH v3 0/2] OMAP: IOMMU fault callback support Hiroshi DOYU
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