Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752581Ab1EJFys (ORCPT ); Tue, 10 May 2011 01:54:48 -0400 Received: from sm-d311v.smileserver.ne.jp ([203.211.202.206]:5044 "EHLO sm-d311v.smileserver.ne.jp" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751818Ab1EJFyr (ORCPT ); Tue, 10 May 2011 01:54:47 -0400 From: "Tomoya MORINAGA" To: "'Lars-Peter Clausen'" Cc: "'Grant Likely'" , , 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> Subject: RE: Question: GPIO driver how to get irq_base Date: Tue, 10 May 2011 14:54:43 +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: <614E530848124206BD1A074548078FA8@hacdom.okisemi.com> X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2900.5994 Thread-Index: AcwBn3AolEdMpVQfT0Wr14c0rSODnABXSq2wAvZ9XpA= Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 5365 Lines: 190 Hi Lars, Did you see this email ? I'm waiting for your response. Thanks, ----------------------------------------- Tomoya MORINAGA OKI SEMICONDUCTOR CO., LTD. > -----Original Message----- > From: linux-kernel-owner@vger.kernel.org > [mailto:linux-kernel-owner@vger.kernel.org] On Behalf Of > Tomoya MORINAGA > Sent: Monday, April 25, 2011 1:04 PM > To: 'Lars-Peter Clausen' > Cc: 'Grant Likely'; linux-kernel@vger.kernel.org; > toshiharu-linux@dsn.okisemi.com > Subject: RE: Question: GPIO driver how to get irq_base > > Hi Lars, > > On Saturday, April 23, 2011 7:15 PM, Lars-Peter Clausen wrote: > > It looks as both your driver and IO-APIC have allocated the > same IRQ. > > You could try to add some debug code to > alloc_irq_and_cfg_at to figure > > out what is going wrong. > > > > - Lars > > Adding debug code like below. > > ////////////////////////////////////////////////////////////// > /////////////////////////////////// > static struct irq_cfg *alloc_irq_and_cfg_at(unsigned int at, > int node) { > int res = irq_alloc_desc_at(at, node); > struct irq_cfg *cfg; > printk("%s:1 at=%d node=%d res=%d\n", __func__, at, node, res); > if (res < 0) { > printk("%s:2\n", __func__); > if (res != -EEXIST) > return NULL; > printk("%s:3\n", __func__); > cfg = get_irq_chip_data(at); > printk("%s:4\n", __func__); > if (cfg) > return cfg; > } > > cfg = alloc_irq_cfg(at, node); > printk("%s:5cfg=%p\n", __func__, cfg); > if (cfg) > set_irq_chip_data(at, cfg); > else > irq_free_desc(at); > printk("%s:6cfg=%p\n", __func__, cfg); > return cfg; > } > ////////////////////////////////////////////////////////////// > /////////////////////////////////// > > The following is kernel boot log. > > alloc_irq_and_cfg_at:1 at=1 node=0 res=-17 > alloc_irq_and_cfg_at:2 > alloc_irq_and_cfg_at:3 > alloc_irq_and_cfg_at:4 > alloc_irq_and_cfg_at:1 at=0 node=0 res=-17 > alloc_irq_and_cfg_at:2 > alloc_irq_and_cfg_at:3 > alloc_irq_and_cfg_at:4 > alloc_irq_and_cfg_at:1 at=3 node=0 res=-17 > alloc_irq_and_cfg_at:2 > alloc_irq_and_cfg_at:3 > alloc_irq_and_cfg_at:4 > alloc_irq_and_cfg_at:1 at=4 node=0 res=-17 > alloc_irq_and_cfg_at:2 > alloc_irq_and_cfg_at:3 > alloc_irq_and_cfg_at:4 > alloc_irq_and_cfg_at:1 at=5 node=0 res=-17 > alloc_irq_and_cfg_at:2 > alloc_irq_and_cfg_at:3 > alloc_irq_and_cfg_at:4 > alloc_irq_and_cfg_at:1 at=6 node=0 res=-17 > alloc_irq_and_cfg_at:2 > alloc_irq_and_cfg_at:3 > alloc_irq_and_cfg_at:4 > alloc_irq_and_cfg_at:1 at=7 node=0 res=-17 > alloc_irq_and_cfg_at:2 > alloc_irq_and_cfg_at:3 > alloc_irq_and_cfg_at:4 > alloc_irq_and_cfg_at:1 at=8 node=0 res=-17 > alloc_irq_and_cfg_at:2 > alloc_irq_and_cfg_at:3 > alloc_irq_and_cfg_at:4 > alloc_irq_and_cfg_at:1 at=9 node=0 res=-17 > alloc_irq_and_cfg_at:2 > alloc_irq_and_cfg_at:3 > alloc_irq_and_cfg_at:4 > alloc_irq_and_cfg_at:1 at=10 node=0 res=-17 > alloc_irq_and_cfg_at:2 > alloc_irq_and_cfg_at:3 > alloc_irq_and_cfg_at:4 > alloc_irq_and_cfg_at:1 at=11 node=0 res=-17 > alloc_irq_and_cfg_at:2 > alloc_irq_and_cfg_at:3 > alloc_irq_and_cfg_at:4 > alloc_irq_and_cfg_at:1 at=12 node=0 res=-17 > alloc_irq_and_cfg_at:2 > alloc_irq_and_cfg_at:3 > alloc_irq_and_cfg_at:4 > alloc_irq_and_cfg_at:1 at=13 node=0 res=-17 > alloc_irq_and_cfg_at:2 > alloc_irq_and_cfg_at:3 > alloc_irq_and_cfg_at:4 > alloc_irq_and_cfg_at:1 at=14 node=0 res=-17 > alloc_irq_and_cfg_at:2 > alloc_irq_and_cfg_at:3 > alloc_irq_and_cfg_at:4 > alloc_irq_and_cfg_at:1 at=15 node=0 res=-17 > alloc_irq_and_cfg_at:2 > alloc_irq_and_cfg_at:3 > alloc_irq_and_cfg_at:4 > > alloc_irq_and_cfg_at:1 at=4 node=-1 res=-17 > alloc_irq_and_cfg_at:2 > alloc_irq_and_cfg_at:3 > alloc_irq_and_cfg_at:4 > > alloc_irq_and_cfg_at:1 at=8 node=-1 res=-17 > alloc_irq_and_cfg_at:2 > alloc_irq_and_cfg_at:3 > alloc_irq_and_cfg_at:4 > > alloc_irq_and_cfg_at:1 at=13 node=-1 res=-17 > alloc_irq_and_cfg_at:2 > alloc_irq_and_cfg_at:3 > alloc_irq_and_cfg_at:4 > > alloc_irq_and_cfg_at:1 at=1 node=-1 res=-17 > alloc_irq_and_cfg_at:2 > alloc_irq_and_cfg_at:3 > alloc_irq_and_cfg_at:4 > > alloc_irq_and_cfg_at:1 at=12 node=-1 res=-17 > alloc_irq_and_cfg_at:2 > alloc_irq_and_cfg_at:3 > alloc_irq_and_cfg_at:4 > > alloc_irq_and_cfg_at:1 at=16 node=-1 res=16 > alloc_irq_and_cfg_at:5cfg=f599c1b0 > alloc_irq_and_cfg_at:6cfg=f599c1b0 > > alloc_irq_and_cfg_at:1 at=17 node=-1 res=17 > alloc_irq_and_cfg_at:5cfg=f599c1a0 > alloc_irq_and_cfg_at:6cfg=f599c1a0 > > alloc_irq_and_cfg_at:1 at=19 node=-1 res=-17 > alloc_irq_and_cfg_at:2 > alloc_irq_and_cfg_at:3 > alloc_irq_and_cfg_at:4 > alloc_irq_and_cfg_at:5cfg=f5957dc0 > alloc_irq_and_cfg_at:6cfg=f5957dc0 > > alloc_irq_and_cfg_at:1 at=18 node=-1 res=-17 > alloc_irq_and_cfg_at:2 > alloc_irq_and_cfg_at:3 > alloc_irq_and_cfg_at:4 > > > With Best Regards, > ----------------------------------------- > Tomoya MORINAGA > OKI SEMICONDUCTOR CO., LTD. > > -- > 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/ > -- 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/