From: Russell King <rmk@arm.linux.org.uk>
To: Thomas Koeller <thomas.koeller@baslerweb.com>
Cc: linux-serial@vger.kernel.org
Subject: Re: [PATCH] 8250 driver interrupt sharing
Date: Mon, 1 Nov 2004 12:10:09 +0000 [thread overview]
Message-ID: <20041101121009.A3401@flint.arm.linux.org.uk> (raw)
In-Reply-To: <200410281301.59584.thomas.koeller@baslerweb.com>; from thomas.koeller@baslerweb.com on Thu, Oct 28, 2004 at 01:01:58PM +0200
On Thu, Oct 28, 2004 at 01:01:58PM +0200, Thomas Koeller wrote:
> here is a little patch that causes the driver to no longer pretend having
> handled an interrupt if none of the ports actually interrupted. I am currently
> doing a port to a platform where I want (actually, have) to share a single
> interrupt between serial ports and other devices. The patch is against kernel
> version 2.6.9.
Ok, a variant of this has now been applied - using IRQ_RETVAL rather
than irqreturn_t + IRQ_NONE + IRQ_HANDLED.
Thanks.
--
Russell King
Linux kernel 2.6 ARM Linux - http://www.arm.linux.org.uk/
maintainer of: 2.6 PCMCIA - http://pcmcia.arm.linux.org.uk/
2.6 Serial core
prev parent reply other threads:[~2004-11-01 12:10 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-10-28 11:01 [PATCH] 8250 driver interrupt sharing Thomas Koeller
2004-10-28 11:00 ` Russell King
2004-10-28 11:17 ` Thomas Koeller
2004-10-28 11:18 ` Russell King
2004-11-01 12:10 ` Russell King [this message]
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