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Subject[PATCH] sparc: move is_root_node from private header to of.h

Make is_root_node available for all archs to use, as it's not PROM-specific.
Also rename it to of_is_root_node, and a few other minor changes for
style/consistency.

Signed-off-by: Andres Salomon <dilinger@queued.net>
---
arch/sparc/kernel/prom.h | 8 --------
arch/sparc/kernel/prom_64.c | 6 +++---
arch/sparc/kernel/prom_common.c | 2 +-
include/linux/of.h | 8 ++++++++
4 files changed, 12 insertions(+), 12 deletions(-)

diff --git a/arch/sparc/kernel/prom.h b/arch/sparc/kernel/prom.h
index a8591ef..eeb04a7 100644
--- a/arch/sparc/kernel/prom.h
+++ b/arch/sparc/kernel/prom.h
@@ -9,14 +9,6 @@ extern void irq_trans_init(struct device_node *dp);

extern unsigned int prom_unique_id;

-static inline int is_root_node(const struct device_node *dp)
-{
- if (!dp)
- return 0;
-
- return (dp->parent == NULL);
-}
-
extern char *build_path_component(struct device_node *dp);
extern void of_console_init(void);

diff --git a/arch/sparc/kernel/prom_64.c b/arch/sparc/kernel/prom_64.c
index fb06ac2..dd5e487 100644
--- a/arch/sparc/kernel/prom_64.c
+++ b/arch/sparc/kernel/prom_64.c
@@ -21,7 +21,7 @@
#include <linux/mm.h>
#include <linux/module.h>
#include <linux/lmb.h>
-#include <linux/of_device.h>
+#include <linux/of.h>

#include <asm/prom.h>
#include <asm/oplib.h>
@@ -81,7 +81,7 @@ static void __init sun4v_path_component(struct device_node *dp, char *tmp_buf)
return;

regs = rprop->value;
- if (!is_root_node(dp->parent)) {
+ if (!of_is_root_node(dp->parent)) {
sprintf(tmp_buf, "%s@%x,%x",
dp->name,
(unsigned int) (regs->phys_addr >> 32UL),
@@ -121,7 +121,7 @@ static void __init sun4u_path_component(struct device_node *dp, char *tmp_buf)
return;

regs = prop->value;
- if (!is_root_node(dp->parent)) {
+ if (!of_is_root_node(dp->parent)) {
sprintf(tmp_buf, "%s@%x,%x",
dp->name,
(unsigned int) (regs->phys_addr >> 32UL),
diff --git a/arch/sparc/kernel/prom_common.c b/arch/sparc/kernel/prom_common.c
index 57ac9e2..40123a6 100644
--- a/arch/sparc/kernel/prom_common.c
+++ b/arch/sparc/kernel/prom_common.c
@@ -244,7 +244,7 @@ char * __init build_full_name(struct device_node *dp)

n = prom_early_alloc(len);
strcpy(n, dp->parent->full_name);
- if (!is_root_node(dp->parent)) {
+ if (!of_is_root_node(dp->parent)) {
strcpy(n + plen, "/");
plen++;
}
diff --git a/include/linux/of.h b/include/linux/of.h
index a367e19..b38cdf7 100644
--- a/include/linux/of.h
+++ b/include/linux/of.h
@@ -97,6 +97,14 @@ extern struct device_node *of_node_get(struct device_node *node);
extern void of_node_put(struct device_node *node);
#endif

+static inline bool of_is_root_node(const struct device_node *node)
+{
+ if (!node)
+ return false;
+
+ return (node->parent == NULL);
+}
+
/*
* OF address retreival & translation
*/
--
1.5.6.5


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