From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753818AbbK3Kld (ORCPT ); Mon, 30 Nov 2015 05:41:33 -0500 Received: from www.linutronix.de ([62.245.132.108]:50522 "EHLO Galois.linutronix.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751852AbbK3Klc (ORCPT ); Mon, 30 Nov 2015 05:41:32 -0500 Date: Mon, 30 Nov 2015 11:40:46 +0100 (CET) From: Thomas Gleixner To: Qais Yousef cc: linux-kernel@vger.kernel.org, jason@lakedaemon.net, marc.zyngier@arm.com, jiang.liu@linux.intel.com, ralf@linux-mips.org, linux-mips@linux-mips.org Subject: Re: [PATCH v2 09/19] genirq: Add a new function to get IPI reverse mapping In-Reply-To: <5658429D.3000105@imgtec.com> Message-ID: References: <1448453217-3874-1-git-send-email-qais.yousef@imgtec.com> <1448453217-3874-10-git-send-email-qais.yousef@imgtec.com> <5658429D.3000105@imgtec.com> User-Agent: Alpine 2.11 (DEB 23 2013-08-11) MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII X-Linutronix-Spam-Score: -1.0 X-Linutronix-Spam-Level: - X-Linutronix-Spam-Status: No , -1.0 points, 5.0 required, ALL_TRUSTED=-1,SHORTCIRCUIT=-0.0001 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Fri, 27 Nov 2015, Qais Yousef wrote: > > While trying to get my remoteproc driver work with this I uncovered a problem > with this approach. > > mips-gic doesn't store the actual hwirq in the irq_data. It uses > GIC_SHARED_TO_HWIRQ() and GIC_HWIRQ_TO_SHARED() to add and remove an offset. Why can't MIPS store the real hwirq number in irq_data? Thanks, tglx