diff options
| author | Grant Likely <grant.likely@linaro.org> | 2014-11-21 15:14:58 +0000 |
|---|---|---|
| committer | Grant Likely <grant.likely@linaro.org> | 2014-11-24 22:24:57 +0000 |
| commit | f6892d193fb9d694a1b50550649ba6e82f8abec1 (patch) | |
| tree | 6a87760d77cd8eba3113e60f7444718bf3f41498 | |
| parent | b53a2340d0d30468b7315992ba77fe188c3bc5c8 (diff) | |
of/reconfig: Add empty stubs for the of_reconfig methods
To simplify subsystem setup code, make empty stubs for the
of_reconfig_*() methods. This is particularly useful for registering and
unregistering the notifiers so that it doesn't impact the flow of the
subsystem setup code.
Signed-off-by: Grant Likely <grant.likely@linaro.org>
| -rw-r--r-- | include/linux/of.h | 29 |
1 files changed, 23 insertions, 6 deletions
diff --git a/include/linux/of.h b/include/linux/of.h index 8e3a264c869..b59ee21933a 100644 --- a/include/linux/of.h +++ b/include/linux/of.h @@ -324,11 +324,6 @@ struct of_prop_reconfig { struct property *old_prop; }; -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 *); @@ -895,6 +890,11 @@ enum of_reconfig_change { }; #ifdef CONFIG_OF_DYNAMIC +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 void of_changeset_init(struct of_changeset *ocs); extern void of_changeset_destroy(struct of_changeset *ocs); extern int of_changeset_apply(struct of_changeset *ocs); @@ -932,7 +932,24 @@ static inline int of_changeset_update_property(struct of_changeset *ocs, { return of_changeset_action(ocs, OF_RECONFIG_UPDATE_PROPERTY, np, prop); } -#endif +#else /* CONFIG_OF_DYNAMIC */ +static inline int of_reconfig_notifier_register(struct notifier_block *nb) +{ + return -EINVAL; +} +static inline int of_reconfig_notifier_unregister(struct notifier_block *nb) +{ + return -EINVAL; +} +static inline int of_reconfig_notify(unsigned long action, void *arg) +{ + return -EINVAL; +} +static inline int of_reconfig_get_state_change(unsigned long action, void *arg) +{ + return -EINVAL; +} +#endif /* CONFIG_OF_DYNAMIC */ /* CONFIG_OF_RESOLVE api */ extern int of_resolve_phandles(struct device_node *tree); |