From 035ebefc737cce56d3938e9b7eaa5ac0e9c28715 Mon Sep 17 00:00:00 2001 From: Andres Salomon Date: Tue, 13 Jul 2010 09:42:26 +0000 Subject: of/sparc: move is_root_node() to of.h Rename is_root_node() to of_node_is_root() and make it available for all archs to use, as it's not PROM-specific. Signed-off-by: Andres Salomon Acked-by: David S. Miller Signed-off-by: Grant Likely --- include/linux/of.h | 5 +++++ 1 file changed, 5 insertions(+) (limited to 'include/linux/of.h') diff --git a/include/linux/of.h b/include/linux/of.h index a367e19bb3af..b0756f33249e 100644 --- a/include/linux/of.h +++ b/include/linux/of.h @@ -70,6 +70,11 @@ extern struct device_node *allnodes; extern struct device_node *of_chosen; extern rwlock_t devtree_lock; +static inline bool of_node_is_root(const struct device_node *node) +{ + return node && (node->parent == NULL); +} + static inline int of_node_check_flag(struct device_node *n, unsigned long flag) { return test_bit(flag, &n->_flags); -- cgit v1.2.2 From 559e2b7ee7a1c7753d534abcb2742a4775339293 Mon Sep 17 00:00:00 2001 From: Grant Likely Date: Fri, 23 Jul 2010 20:11:18 -0600 Subject: of: Provide default of_node_to_nid() implementation. of_node_to_nid() is only relevant in a few architectures. Don't force everyone to implement it anyway. Signed-off-by: Grant Likely --- include/linux/of.h | 5 +++++ 1 file changed, 5 insertions(+) (limited to 'include/linux/of.h') diff --git a/include/linux/of.h b/include/linux/of.h index b0756f33249e..cad7cf0ab278 100644 --- a/include/linux/of.h +++ b/include/linux/of.h @@ -146,6 +146,11 @@ static inline unsigned long of_read_ulong(const __be32 *cell, int size) #define OF_BAD_ADDR ((u64)-1) +#ifndef of_node_to_nid +static inline int of_node_to_nid(struct device_node *np) { return -1; } +#define of_node_to_nid of_node_to_nid +#endif + extern struct device_node *of_find_node_by_name(struct device_node *from, const char *name); #define for_each_node_by_name(dn, name) \ -- cgit v1.2.2