From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752561Ab2CCEJe (ORCPT ); Fri, 2 Mar 2012 23:09:34 -0500 Received: from mail-pw0-f46.google.com ([209.85.160.46]:47879 "EHLO mail-pw0-f46.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751486Ab2CCEJd (ORCPT ); Fri, 2 Mar 2012 23:09:33 -0500 Authentication-Results: mr.google.com; spf=pass (google.com: domain of grant.likely@secretlab.ca designates 10.68.190.42 as permitted sender) smtp.mail=grant.likely@secretlab.ca MIME-Version: 1.0 From: Grant Likely Subject: Re: [PATCH] devicetree: Add empty of_platform_populate() for !CONFIG_OF_ADDRESS (sparc) To: Andrew Morton , "Cousson, Benoit" Cc: linux-kernel@vger.kernel.org, devicetree-discuss@lists.ozlabs.org, Samuel Ortiz In-Reply-To: <20120302170715.9f0a67ef.akpm@linux-foundation.org> References: <1330121218-10442-1-git-send-email-grant.likely@secretlab.ca> <4F513990.1030401@ti.com> <20120302170715.9f0a67ef.akpm@linux-foundation.org> Date: Fri, 02 Mar 2012 21:09:30 -0700 Message-Id: <20120303040930.1E9283E190C@localhost> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Fri, 2 Mar 2012 17:07:15 -0800, Andrew Morton wrote: > On Fri, 2 Mar 2012 22:20:16 +0100 > "Cousson, Benoit" wrote: > > > Hi Grant, > > > > In fact this patch is not working for build without CONFIG_OF like x86. > > > > On 2/24/2012 11:06 PM, Grant Likely wrote: > > > --- a/include/linux/of_platform.h > > > +++ b/include/linux/of_platform.h > > > @@ -81,7 +81,7 @@ extern struct platform_device *of_device_alloc(struct device_node *np, > > > struct device *parent); > > > extern struct platform_device *of_find_device_by_node(struct device_node *np); > > > > > > -#if !defined(CONFIG_SPARC) /* SPARC has its own device registration method */ > > > +#ifdef CONFIG_OF_ADDRESS /* device reg helpers depend on OF_ADDRESS */ > > > /* Platform devices and busses creation */ > > > extern struct platform_device *of_platform_device_create(struct device_node *np, > > > const char *bus_id, > > > @@ -94,7 +94,15 @@ extern int of_platform_populate(struct device_node *root, > > > const struct of_device_id *matches, > > > const struct of_dev_auxdata *lookup, > > > struct device *parent); > > > -#endif /* !CONFIG_SPARC */ > > > +#else > > > +static inline int of_platform_populate(struct device_node *root, > > > + const struct of_device_id *matches, > > > + const struct of_dev_auxdata *lookup, > > > + struct device *parent) > > > +{ > > > + return -ENODEV; > > > +} > > > +#endif /* !CONFIG_OF_ADDRESS */ > > > > > > #endif /* CONFIG_OF_DEVICE */ > > > > Because if CONFIG_OF_DEVICE is not defined, then the stub for > > of_platform_populate will not be defined either. It should exist for any > > config without CONFIG_OF. > > > > Building twl4030 for x86 is actually broken. > > > > All twl is broken. i386 allmodconfig with this monring's linux-next: > > drivers/mfd/twl-core.c: In function 'twl_probe': > drivers/mfd/twl-core.c:1357: error: implicit declaration of function 'of_platform_populate' > This patch seems to solve it finally against irqdomain/next. Benoit, with your ack I'll push it out. g. --- commit 679946dfdbf990d3e75418fdaf92f3981ff1f4db Author: Grant Likely Date: Fri Mar 2 21:05:31 2012 -0700 dt: fix twl4030 for non-dt compile on x86 twl4030 still doesn't build correctly for x86 allmodconfig. This fix solves the missing symbol errors. Signed-off-by: Grant Likely diff --git a/drivers/mfd/twl-core.c b/drivers/mfd/twl-core.c index 4970d43..54727ef 100644 --- a/drivers/mfd/twl-core.c +++ b/drivers/mfd/twl-core.c @@ -38,6 +38,7 @@ #include #include #include +#include #include #include diff --git a/include/linux/of_platform.h b/include/linux/of_platform.h index 242fa35..b47d204 100644 --- a/include/linux/of_platform.h +++ b/include/linux/of_platform.h @@ -94,7 +94,12 @@ extern int of_platform_populate(struct device_node *root, const struct of_device_id *matches, const struct of_dev_auxdata *lookup, struct device *parent); -#else +#endif /* CONFIG_OF_ADDRESS */ + +#endif /* CONFIG_OF_DEVICE */ + +#if !defined(CONFIG_OF_ADDRESS) +struct of_dev_auxdata; static inline int of_platform_populate(struct device_node *root, const struct of_device_id *matches, const struct of_dev_auxdata *lookup, @@ -104,6 +109,4 @@ static inline int of_platform_populate(struct device_node *root, } #endif /* !CONFIG_OF_ADDRESS */ -#endif /* CONFIG_OF_DEVICE */ - #endif /* _LINUX_OF_PLATFORM_H */ -- email sent from notmuch.vim plugin