From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755645Ab1ISNdo (ORCPT ); Mon, 19 Sep 2011 09:33:44 -0400 Received: from caramon.arm.linux.org.uk ([78.32.30.218]:46195 "EHLO caramon.arm.linux.org.uk" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753272Ab1ISNdn (ORCPT ); Mon, 19 Sep 2011 09:33:43 -0400 Date: Mon, 19 Sep 2011 14:33:01 +0100 From: Russell King - ARM Linux To: "Cousson, Benoit" Cc: Rob Herring , "marc.zyngier@arm.com" , "devicetree-discuss@lists.ozlabs.org" , "linux-kernel@vger.kernel.org" , Rob Herring , "grant.likely@secretlab.ca" , Thomas Abraham , "jamie@jamieiles.com" , "shawn.guo@linaro.org" , "linux-arm-kernel@lists.infradead.org" Subject: Re: [PATCH 5/5] ARM: gic: add OF based initialization Message-ID: <20110919133301.GR16381@n2100.arm.linux.org.uk> References: <1316017900-19918-1-git-send-email-robherring2@gmail.com> <1316017900-19918-6-git-send-email-robherring2@gmail.com> <4E71CE5D.9030900@ti.com> <4E71F978.6020402@gmail.com> <4E72030F.1090300@ti.com> <4E722B2D.4050307@gmail.com> <4E770FA6.2070305@ti.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <4E770FA6.2070305@ti.com> User-Agent: Mutt/1.5.19 (2009-01-05) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, Sep 19, 2011 at 11:47:18AM +0200, Cousson, Benoit wrote: > Since the cpumask is not relevant for the SPI, maybe having two > interrupt controllers will be more relevant. Or maybe 3, since there is > some SGIs as well. I don't think anyone uses SGIs outside of the common SMP code. Therefore they're handled entirely separately for the root GIC. (If there's two GICs - some platforms do have two - then the SGIs on the non-root GIC are unused.)