From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754121Ab0GXPnf (ORCPT ); Sat, 24 Jul 2010 11:43:35 -0400 Received: from mail-pz0-f46.google.com ([209.85.210.46]:49521 "EHLO mail-pz0-f46.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751590Ab0GXPne (ORCPT ); Sat, 24 Jul 2010 11:43:34 -0400 Subject: [PATCH] of: Provide default of_node_to_nid() when CONFIG_NUMA is not set To: sfr@canb.auug.org.au, monstr@monstr.eu, microblaze-uclinux@itee.uq.edu.au, devicetree-discuss@lists.ozlabs.org, linux-kernel@vger.kernel.org, linuxppc-dev@ozlabs.org, benh@kernel.crashing.org, sparclinux@vger.kernel.org, davem@davemloft.net From: Grant Likely Date: Sat, 24 Jul 2010 09:43:31 -0600 Message-ID: <20100724154331.22701.3409.stgit@angua> User-Agent: StGit/0.15 MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org of_node_to_nid() is only relevant for NUMA. Don't force architectures to implement it if CONFIG_NUMA is not set. Signed-off-by: Grant Likely --- arch/microblaze/include/asm/topology.h | 10 ---------- arch/powerpc/include/asm/topology.h | 7 ------- arch/sparc/include/asm/prom.h | 5 ----- include/linux/of.h | 8 ++++++++ 4 files changed, 8 insertions(+), 22 deletions(-) diff --git a/arch/microblaze/include/asm/topology.h b/arch/microblaze/include/asm/topology.h index 96bcea5..5428f33 100644 --- a/arch/microblaze/include/asm/topology.h +++ b/arch/microblaze/include/asm/topology.h @@ -1,11 +1 @@ #include - -#ifndef _ASM_MICROBLAZE_TOPOLOGY_H -#define _ASM_MICROBLAZE_TOPOLOGY_H - -struct device_node; -static inline int of_node_to_nid(struct device_node *device) -{ - return 0; -} -#endif /* _ASM_MICROBLAZE_TOPOLOGY_H */ diff --git a/arch/powerpc/include/asm/topology.h b/arch/powerpc/include/asm/topology.h index 32adf72..09dd38c 100644 --- a/arch/powerpc/include/asm/topology.h +++ b/arch/powerpc/include/asm/topology.h @@ -41,8 +41,6 @@ static inline int cpu_to_node(int cpu) cpu_all_mask : \ node_to_cpumask_map[node]) -int of_node_to_nid(struct device_node *device); - struct pci_bus; #ifdef CONFIG_PCI extern int pcibus_to_node(struct pci_bus *bus); @@ -94,11 +92,6 @@ extern void sysfs_remove_device_from_node(struct sys_device *dev, int nid); #else -static inline int of_node_to_nid(struct device_node *device) -{ - return 0; -} - static inline void dump_numa_cpu_topology(void) {} static inline int sysfs_add_device_to_node(struct sys_device *dev, int nid) diff --git a/arch/sparc/include/asm/prom.h b/arch/sparc/include/asm/prom.h index c82a7da..b47d2a7 100644 --- a/arch/sparc/include/asm/prom.h +++ b/arch/sparc/include/asm/prom.h @@ -41,11 +41,6 @@ extern int of_getintprop_default(struct device_node *np, const char *name, int def); extern int of_find_in_proplist(const char *list, const char *match, int len); -#ifdef CONFIG_NUMA -extern int of_node_to_nid(struct device_node *dp); -#else -#define of_node_to_nid(dp) (-1) -#endif extern void prom_build_devicetree(void); extern void of_populate_present_mask(void); diff --git a/include/linux/of.h b/include/linux/of.h index b0756f3..ec25482 100644 --- a/include/linux/of.h +++ b/include/linux/of.h @@ -205,6 +205,14 @@ extern int of_parse_phandles_with_args(struct device_node *np, extern int of_machine_is_compatible(const char *compat); +#if defined(CONFIG_NUMA) +extern int of_node_to_nid(struct device_node *device); +#elif defined(CONFIG_SPARC) +static inline int of_node_to_nid(struct device_node *device) { return -1; } +#else +static inline int of_node_to_nid(struct device_node *device) { return 0; } +#endif + extern int prom_add_property(struct device_node* np, struct property* prop); extern int prom_remove_property(struct device_node *np, struct property *prop); extern int prom_update_property(struct device_node *np,