linux-kernel - Re: [PATCH 1/2] PRUSS UIO driver support

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Message-ID: <alpine.LFD.2.00.1102212035280.2701@localhost6.localdomain6>
Date:	Mon, 21 Feb 2011 20:37:18 +0100 (CET)
From:	Thomas Gleixner <tglx@...utronix.de>
To:	"Hans J. Koch" <hjk@...sjkoch.de>
cc:	"TK, Pratheesh Gangadhar" <pratheesh@...com>,
	Arnd Bergmann <arnd@...db.de>,
	"linux-arm-kernel@...ts.infradead.org" 
	<linux-arm-kernel@...ts.infradead.org>,
	"davinci-linux-open-source@...ux.davincidsp.com" 
	<davinci-linux-open-source@...ux.davincidsp.com>,
	"gregkh@...e.de" <gregkh@...e.de>,
	"Chatterjee, Amit" <amit.chatterjee@...com>,
	LKML <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 1/2] PRUSS UIO driver support

On Mon, 21 Feb 2011, Hans J. Koch wrote:
> On Mon, Feb 21, 2011 at 09:27:47AM +0530, TK, Pratheesh Gangadhar wrote:
> > and all interrupts except IRQ_TINT1_TINT34 is set to edge trigger mode (line 160).
> 
> Is that really needed? Level triggered interrupts should certainly be
> preferred if possible.

Nonsense. If you have a sane interrupt controller which latches the
edge transitions even when masked, edge type interrupts are perfectly
fine.

Thanks,

	tglx
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