Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756628Ab1ELMBI (ORCPT ); Thu, 12 May 2011 08:01:08 -0400 Received: from sm-d311v.smileserver.ne.jp ([203.211.202.206]:48023 "EHLO sm-d311v.smileserver.ne.jp" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753196Ab1ELMBG (ORCPT ); Thu, 12 May 2011 08:01:06 -0400 From: "Tomoya MORINAGA" To: "'Lars-Peter Clausen'" , "'Grant Likely'" Cc: , References: <4DAFE62A.105@metafoo.de> <20110421134524.GA32725@ponder.secretlab.ca> <4DB03A4B.9040807@metafoo.de> <20110421142422.GC32725@ponder.secretlab.ca> <4C95BE12C2D7458E9D2B54E7C30F712F@hacdom.okisemi.com> <4DB2A6A2.90803@metafoo.de> <614E530848124206BD1A074548078FA8@hacdom.okisemi.com> <4DCAE163.2050602@metafoo.de> Subject: RE: Question: GPIO driver how to get irq_base Date: Thu, 12 May 2011 21:01:04 +0900 Message-ID: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit X-Mailer: Microsoft Office Outlook 11 In-Reply-To: <4DCAE163.2050602@metafoo.de> Thread-Index: AcwQEIL8P0V3oljIRJ6wdVExyUuARAAiwC2w X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2900.5994 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1250 Lines: 44 Hi Lars, Grant According to "/proc/interrupts", IRQ18 is not empty. However, irq_alloc_descs returns "18". I suspect irq_alloc_descs returns should not return "18". > Grant, Let me know your opinion. With Best Regards, ----------------------------------------- Tomoya MORINAGA OKI SEMICONDUCTOR CO., LTD. > -----Original Message----- > From: Lars-Peter Clausen [mailto:lars@metafoo.de] > Sent: Thursday, May 12, 2011 4:20 AM > To: Tomoya MORINAGA > Cc: 'Grant Likely'; linux-kernel@vger.kernel.org; > toshiharu-linux@dsn.okisemi.com > Subject: Re: Question: GPIO driver how to get irq_base > > On 05/09/2011 10:54 PM, Tomoya MORINAGA wrote: > > Hi Lars, > > > > Did you see this email ? > > I'm waiting for your response. > > > > Hi > > Well, it looks as if io-apic assumes that IRQ18 is reserved > for itself, while it actually is requested by your driver. > But that's all I can say. I'm not familiar with the x86 irq > code, so I've no idea what the proper fix would be. > > - Lars > -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/