From: viresh.kumar@st.com (Viresh KUMAR)
To: linux-arm-kernel@lists.infradead.org
Subject: QUERY: How to handle sharing of interrupt between different peripherals.
Date: Mon, 15 Mar 2010 12:18:17 +0530 [thread overview]
Message-ID: <4B9DD831.7070904@st.com> (raw)
In-Reply-To: <20100315062221.GE31126@trinity.fluff.org>
On 3/15/2010 11:52 AM, Ben Dooks wrote:
> On Mon, Mar 15, 2010 at 02:18:45PM +0900, jassi brar wrote:
>> On Mon, Mar 15, 2010 at 1:37 PM, Viresh KUMAR <viresh.kumar@st.com> wrote:
>>> In our SOC (SPEArxxx), we have few peripherals which share common interrupt
>>> line.
>> how about set_irq_chained_handler ?
>
> How about making drivers deal with shared irqs properly... most will, with
> a small amount of TLC support the usage of one interrupt line shared
> between more than one peripheral. PCs often share interrupts if the IRQ
> controller hasn't been put into an extended mode.
>
I feel that is the correct way. Just need to send some patchs for exiting
drivers.
next prev parent reply other threads:[~2010-03-15 6:48 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-03-15 4:37 QUERY: How to handle sharing of interrupt between different peripherals Viresh KUMAR
2010-03-15 5:18 ` jassi brar
2010-03-15 6:22 ` Ben Dooks
2010-03-15 6:48 ` Viresh KUMAR [this message]
2010-03-15 6:44 ` Viresh KUMAR
2010-03-15 6:50 ` jassi brar
2010-03-15 6:55 ` Viresh KUMAR
2010-03-15 7:00 ` jassi brar
2010-03-15 13:04 ` Bill Gatliff
2010-03-15 13:05 ` Bill Gatliff
2010-03-15 11:11 ` Russell King - ARM Linux
2010-03-15 13:53 ` Shiraz HASHIM
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