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authorGrant Likely <grant.likely@linaro.org>2014-11-24 20:58:01 +0300
committerGrant Likely <grant.likely@linaro.org>2014-11-25 01:25:03 +0300
commitf5242e5a883bf1c1aba6bfd87b85e7dda0e62191 (patch)
treeff348e70ad50d96de50212f9a6e6b6088bb7feef /include/linux/of.h
parent00aa37206e1a54dae61a0dba96bf2ee0938b99d7 (diff)
downloadlinux-f5242e5a883bf1c1aba6bfd87b85e7dda0e62191.tar.xz
of/reconfig: Always use the same structure for notifiers
The OF_RECONFIG notifier callback uses a different structure depending on whether it is a node change or a property change. This is silly, and not very safe. Rework the code to use the same data structure regardless of the type of notifier. Signed-off-by: Grant Likely <grant.likely@linaro.org> Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org> Cc: Rob Herring <robh+dt@kernel.org> Cc: Pantelis Antoniou <pantelis.antoniou@konsulko.com> Cc: <linuxppc-dev@lists.ozlabs.org>
Diffstat (limited to 'include/linux/of.h')
-rw-r--r--include/linux/of.h23
1 files changed, 13 insertions, 10 deletions
diff --git a/include/linux/of.h b/include/linux/of.h
index b59ee21933a4..fe1dec87fd68 100644
--- a/include/linux/of.h
+++ b/include/linux/of.h
@@ -73,6 +73,12 @@ struct of_phandle_args {
uint32_t args[MAX_PHANDLE_ARGS];
};
+struct of_reconfig_data {
+ struct device_node *dn;
+ struct property *prop;
+ struct property *old_prop;
+};
+
/* initialize a node */
extern struct kobj_type of_node_ktype;
static inline void of_node_init(struct device_node *node)
@@ -318,12 +324,6 @@ extern int of_update_property(struct device_node *np, struct property *newprop);
#define OF_RECONFIG_REMOVE_PROPERTY 0x0004
#define OF_RECONFIG_UPDATE_PROPERTY 0x0005
-struct of_prop_reconfig {
- struct device_node *dn;
- struct property *prop;
- struct property *old_prop;
-};
-
extern int of_attach_node(struct device_node *);
extern int of_detach_node(struct device_node *);
@@ -892,8 +892,9 @@ 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 int of_reconfig_notify(unsigned long, struct of_reconfig_data *rd);
+extern int of_reconfig_get_state_change(unsigned long action,
+ struct of_reconfig_data *arg);
extern void of_changeset_init(struct of_changeset *ocs);
extern void of_changeset_destroy(struct of_changeset *ocs);
@@ -941,11 +942,13 @@ static inline int of_reconfig_notifier_unregister(struct notifier_block *nb)
{
return -EINVAL;
}
-static inline int of_reconfig_notify(unsigned long action, void *arg)
+static inline int of_reconfig_notify(unsigned long action,
+ struct of_reconfig_data *arg)
{
return -EINVAL;
}
-static inline int of_reconfig_get_state_change(unsigned long action, void *arg)
+static inline int of_reconfig_get_state_change(unsigned long action,
+ struct of_reconfig_data *arg)
{
return -EINVAL;
}