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Message-Id: <1354269872-20626-1-git-send-email-grant.likely@secretlab.ca>
Date: Fri, 30 Nov 2012 10:04:32 +0000
From: Grant Likely <grant.likely@...retlab.ca>
To: linux-kernel@...r.kernel.org, devicetree-discuss@...ts.ozlabs.org
Cc: Randy Dunlap <rdunlap@...radead.org>,
Grant Likely <grant.likely@...retlab.ca>,
Ville Syrjala <syrjala@....fi>
Subject: [PATCH] Fix build when CONFIG_W1_MASTER_GPIO=m b exporting "allnodes"
From: Randy Dunlap <rdunlap@...radead.org>
ERROR: "allnodes" [drivers/w1/masters/w1-gpio.ko] undefined!
Signed-off-by: Randy Dunlap <rdunlap@...radead.org>
[grant.likely: allnodes is too generic; rename to of_allnodes]
Signed-off-by: Grant Likely <grant.likely@...retlab.ca>
Cc: Ville Syrjala <syrjala@....fi>
---
arch/arm/mach-vexpress/v2m.c | 2 +-
drivers/of/base.c | 29 +++++++++++++++--------------
drivers/of/fdt.c | 2 +-
drivers/of/pdt.c | 12 ++++++------
include/linux/of.h | 4 ++--
5 files changed, 25 insertions(+), 24 deletions(-)
diff --git a/arch/arm/mach-vexpress/v2m.c b/arch/arm/mach-vexpress/v2m.c
index 560e0df..359f782 100644
--- a/arch/arm/mach-vexpress/v2m.c
+++ b/arch/arm/mach-vexpress/v2m.c
@@ -589,7 +589,7 @@ void __init v2m_dt_init_early(void)
return;
/* Confirm board type against DT property, if available */
- if (of_property_read_u32(allnodes, "arm,hbi", &dt_hbi) == 0) {
+ if (of_property_read_u32(of_allnodes, "arm,hbi", &dt_hbi) == 0) {
int site = v2m_get_master_site();
u32 id = readl(v2m_sysreg_base + (site == SYS_CFG_SITE_DB2 ?
V2M_SYS_PROCID1 : V2M_SYS_PROCID0));
diff --git a/drivers/of/base.c b/drivers/of/base.c
index c372411..538e3cf 100644
--- a/drivers/of/base.c
+++ b/drivers/of/base.c
@@ -45,7 +45,8 @@ struct alias_prop {
static LIST_HEAD(aliases_lookup);
-struct device_node *allnodes;
+struct device_node *of_allnodes;
+EXPORT_SYMBOL(of_allnodes);
struct device_node *of_chosen;
struct device_node *of_aliases;
@@ -199,7 +200,7 @@ struct device_node *of_find_all_nodes(struct device_node *prev)
struct device_node *np;
read_lock(&devtree_lock);
- np = prev ? prev->allnext : allnodes;
+ np = prev ? prev->allnext : of_allnodes;
for (; np != NULL; np = np->allnext)
if (of_node_get(np))
break;
@@ -422,7 +423,7 @@ EXPORT_SYMBOL(of_get_child_by_name);
*/
struct device_node *of_find_node_by_path(const char *path)
{
- struct device_node *np = allnodes;
+ struct device_node *np = of_allnodes;
read_lock(&devtree_lock);
for (; np; np = np->allnext) {
@@ -452,7 +453,7 @@ struct device_node *of_find_node_by_name(struct device_node *from,
struct device_node *np;
read_lock(&devtree_lock);
- np = from ? from->allnext : allnodes;
+ np = from ? from->allnext : of_allnodes;
for (; np; np = np->allnext)
if (np->name && (of_node_cmp(np->name, name) == 0)
&& of_node_get(np))
@@ -481,7 +482,7 @@ struct device_node *of_find_node_by_type(struct device_node *from,
struct device_node *np;
read_lock(&devtree_lock);
- np = from ? from->allnext : allnodes;
+ np = from ? from->allnext : of_allnodes;
for (; np; np = np->allnext)
if (np->type && (of_node_cmp(np->type, type) == 0)
&& of_node_get(np))
@@ -512,7 +513,7 @@ struct device_node *of_find_compatible_node(struct device_node *from,
struct device_node *np;
read_lock(&devtree_lock);
- np = from ? from->allnext : allnodes;
+ np = from ? from->allnext : of_allnodes;
for (; np; np = np->allnext) {
if (type
&& !(np->type && (of_node_cmp(np->type, type) == 0)))
@@ -545,7 +546,7 @@ struct device_node *of_find_node_with_property(struct device_node *from,
struct property *pp;
read_lock(&devtree_lock);
- np = from ? from->allnext : allnodes;
+ np = from ? from->allnext : of_allnodes;
for (; np; np = np->allnext) {
for (pp = np->properties; pp; pp = pp->next) {
if (of_prop_cmp(pp->name, prop_name) == 0) {
@@ -616,7 +617,7 @@ struct device_node *of_find_matching_node_and_match(struct device_node *from,
*match = NULL;
read_lock(&devtree_lock);
- np = from ? from->allnext : allnodes;
+ np = from ? from->allnext : of_allnodes;
for (; np; np = np->allnext) {
if (of_match_node(matches, np) && of_node_get(np)) {
if (match)
@@ -669,7 +670,7 @@ struct device_node *of_find_node_by_phandle(phandle handle)
struct device_node *np;
read_lock(&devtree_lock);
- for (np = allnodes; np; np = np->allnext)
+ for (np = of_allnodes; np; np = np->allnext)
if (np->phandle == handle)
break;
of_node_get(np);
@@ -1254,9 +1255,9 @@ void of_attach_node(struct device_node *np)
write_lock_irqsave(&devtree_lock, flags);
np->sibling = np->parent->child;
- np->allnext = allnodes;
+ np->allnext = of_allnodes;
np->parent->child = np;
- allnodes = np;
+ of_allnodes = np;
write_unlock_irqrestore(&devtree_lock, flags);
}
@@ -1277,11 +1278,11 @@ void of_detach_node(struct device_node *np)
if (!parent)
goto out_unlock;
- if (allnodes == np)
- allnodes = np->allnext;
+ if (of_allnodes == np)
+ of_allnodes = np->allnext;
else {
struct device_node *prev;
- for (prev = allnodes;
+ for (prev = of_allnodes;
prev->allnext != np;
prev = prev->allnext)
;
diff --git a/drivers/of/fdt.c b/drivers/of/fdt.c
index e36ff40..a65c39c 100644
--- a/drivers/of/fdt.c
+++ b/drivers/of/fdt.c
@@ -712,7 +712,7 @@ int __init early_init_dt_scan_chosen(unsigned long node, const char *uname,
*/
void __init unflatten_device_tree(void)
{
- __unflatten_device_tree(initial_boot_params, &allnodes,
+ __unflatten_device_tree(initial_boot_params, &of_allnodes,
early_init_dt_alloc_memory_arch);
/* Get pointer to "/chosen" and "/aliasas" nodes for use everywhere */
diff --git a/drivers/of/pdt.c b/drivers/of/pdt.c
index 07cc1d6..37b56fd 100644
--- a/drivers/of/pdt.c
+++ b/drivers/of/pdt.c
@@ -241,15 +241,15 @@ void __init of_pdt_build_devicetree(phandle root_node, struct of_pdt_ops *ops)
BUG_ON(!ops);
of_pdt_prom_ops = ops;
- allnodes = of_pdt_create_node(root_node, NULL);
+ of_allnodes = of_pdt_create_node(root_node, NULL);
#if defined(CONFIG_SPARC)
- allnodes->path_component_name = "";
+ of_allnodes->path_component_name = "";
#endif
- allnodes->full_name = "/";
+ of_allnodes->full_name = "/";
- nextp = &allnodes->allnext;
- allnodes->child = of_pdt_build_tree(allnodes,
- of_pdt_prom_ops->getchild(allnodes->phandle), &nextp);
+ nextp = &of_allnodes->allnext;
+ of_allnodes->child = of_pdt_build_tree(of_allnodes,
+ of_pdt_prom_ops->getchild(of_allnodes->phandle), &nextp);
/* Get pointer to "/chosen" and "/aliasas" nodes for use everywhere */
of_alias_scan(kernel_tree_alloc);
diff --git a/include/linux/of.h b/include/linux/of.h
index 7337dc1..60053bd 100644
--- a/include/linux/of.h
+++ b/include/linux/of.h
@@ -88,14 +88,14 @@ static inline void of_node_put(struct device_node *node) { }
#ifdef CONFIG_OF
/* Pointer for first entry in chain of all nodes. */
-extern struct device_node *allnodes;
+extern struct device_node *of_allnodes;
extern struct device_node *of_chosen;
extern struct device_node *of_aliases;
extern rwlock_t devtree_lock;
static inline bool of_have_populated_dt(void)
{
- return allnodes != NULL;
+ return of_allnodes != NULL;
}
static inline bool of_node_is_root(const struct device_node *node)
--
1.7.10.4
--
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