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authorPantelis Antoniou <pantelis.antoniou@konsulko.com>2014-10-28 23:33:53 +0300
committerGrant Likely <grant.likely@linaro.org>2014-11-25 01:24:54 +0300
commitb53a2340d0d30468b7315992ba77fe188c3bc5c8 (patch)
tree25c48e891b110f1a84f442e0e5727d9a58abc374 /include/linux/of.h
parentda56d04c806a3e9986c66a061d7363ca3157c37b (diff)
downloadlinux-b53a2340d0d30468b7315992ba77fe188c3bc5c8.tar.xz
of/reconfig: Add of_reconfig_get_state_change() of notifier helper.
Introduce of_reconfig_get_state_change() which allows an of notifier to query about device state changes. Signed-off-by: Pantelis Antoniou <pantelis.antoniou@konsulko.com> Signed-off-by: Grant Likely <grant.likely@linaro.org>
Diffstat (limited to 'include/linux/of.h')
-rw-r--r--include/linux/of.h7
1 files changed, 7 insertions, 0 deletions
diff --git a/include/linux/of.h b/include/linux/of.h
index 27635c89d8c2..8e3a264c869c 100644
--- a/include/linux/of.h
+++ b/include/linux/of.h
@@ -327,6 +327,7 @@ struct of_prop_reconfig {
extern int of_reconfig_notifier_register(struct notifier_block *);
extern int of_reconfig_notifier_unregister(struct notifier_block *);
extern int of_reconfig_notify(unsigned long, void *);
+extern int of_reconfig_get_state_change(unsigned long action, void *arg);
extern int of_attach_node(struct device_node *);
extern int of_detach_node(struct device_node *);
@@ -887,6 +888,12 @@ struct of_changeset {
struct list_head entries;
};
+enum of_reconfig_change {
+ OF_RECONFIG_NO_CHANGE = 0,
+ OF_RECONFIG_CHANGE_ADD,
+ OF_RECONFIG_CHANGE_REMOVE,
+};
+
#ifdef CONFIG_OF_DYNAMIC
extern void of_changeset_init(struct of_changeset *ocs);
extern void of_changeset_destroy(struct of_changeset *ocs);