From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from co9outboundpool.messaging.microsoft.com (co9ehsobe004.messaging.microsoft.com [207.46.163.27]) (using TLSv1 with cipher AES128-SHA (128/128 bits)) (Client CN "mail.global.frontbridge.com", Issuer "MSIT Machine Auth CA 2" (not verified)) by ozlabs.org (Postfix) with ESMTPS id DB5B32C00A2 for ; Mon, 17 Jun 2013 15:15:19 +1000 (EST) Received: from mail79-co9 (localhost [127.0.0.1]) by mail79-co9-R.bigfish.com (Postfix) with ESMTP id 52A431402A9 for ; Mon, 17 Jun 2013 05:15:15 +0000 (UTC) Received: from CO9EHSMHS025.bigfish.com (unknown [10.236.132.225]) by mail79-co9.bigfish.com (Postfix) with ESMTP id AE4702026D for ; Mon, 17 Jun 2013 05:15:13 +0000 (UTC) Message-ID: <51BE9B78.9080302@freescale.com> Date: Mon, 17 Jun 2013 13:15:36 +0800 From: Lian Minghuan-b31939 MIME-Version: 1.0 To: Scott Wood Subject: Re: [PATCH 4/5] powerpc/dts: remove msi-available-ranges property References: <1371194159-17332-1-git-send-email-Minghuan.Lian@freescale.com> <1371194159-17332-4-git-send-email-Minghuan.Lian@freescale.com> <1371247853.2996.17@snotra> In-Reply-To: <1371247853.2996.17@snotra> Content-Type: text/plain; charset="ISO-8859-1"; format=flowed Cc: Minghuan Lian , linuxppc-dev@lists.ozlabs.org, Zang Roy-R61911 List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , On 06/15/2013 06:10 AM, Scott Wood wrote: > On 06/14/2013 02:15:58 AM, Minghuan Lian wrote: >> For MPIC v4.3 MSIIR supports 8 MSI registers and MSIIR1 supports >> 16 MSI registers, but uses different IBS and SRS shift. For the >> first register, when using MSIIR we will get the irqs 0x0 0x1 0x2 >> ...0x1f, but when using MSIIR1, the irqs are 0x0 0x10 0x20 ... 0x1f0 >> It is hard to describe the available irqs using property >> 'msi-available-ranges'. The patch removes this property. > > Only remove it from mpic 4.3. And since you introduced > qoriq-mpic4.3.dtsi earlier in the patchset, why didn't you just avoid > adding it then? > [Minghuan] If adding it in qoriq-mpic4.3, and the 3-5 patches are not accepted, mpic4.3 can also work. > -Scott