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Commit 00aa3720 authored by Grant Likely's avatar Grant Likely
Browse files

of/reconfig: Add debug output for OF_RECONFIG notifiers 



Add some additional debug output to cover OF_RECONFIG notifier activity.
At the same time, refactor the changeset debug output to use the same
strings as the notifier debug output.

Signed-off-by: default avatarGrant Likely <grant.likely@linaro.org>
parent f6892d19

drivers/of/dynamic.c

+32 −16
Original line number Diff line number Diff line
@@ -77,10 +77,38 @@ int of_reconfig_notifier_unregister(struct notifier_block *nb) 
}

EXPORT_SYMBOL_GPL(of_reconfig_notifier_unregister);



#ifdef DEBUG

const char *action_names[] = {

	[OF_RECONFIG_ATTACH_NODE] = "ATTACH_NODE",

	[OF_RECONFIG_DETACH_NODE] = "DETACH_NODE",

	[OF_RECONFIG_ADD_PROPERTY] = "ADD_PROPERTY",

	[OF_RECONFIG_REMOVE_PROPERTY] = "REMOVE_PROPERTY",

	[OF_RECONFIG_UPDATE_PROPERTY] = "UPDATE_PROPERTY",

};

#endif



int of_reconfig_notify(unsigned long action, void *p)

{

	int rc;

#ifdef DEBUG

	struct device_node *dn = p;

	struct of_prop_reconfig *pr = p;



	switch (action) {

	case OF_RECONFIG_ATTACH_NODE:

	case OF_RECONFIG_DETACH_NODE:

		pr_debug("of/notify %-15s %s\n", action_names[action],

			dn->full_name);

		break;

	case OF_RECONFIG_ADD_PROPERTY:

	case OF_RECONFIG_REMOVE_PROPERTY:

	case OF_RECONFIG_UPDATE_PROPERTY:

		pr_debug("of/notify %-15s %s:%s\n", action_names[action],

			pr->dn->full_name, pr->prop->name);

		break;



	}

#endif

	rc = blocking_notifier_call_chain(&of_reconfig_chain, action, p);

	return notifier_to_errno(rc);

}
@@ -431,27 +459,15 @@ static void __of_changeset_entry_dump(struct of_changeset_entry *ce) 
{

	switch (ce->action) {

	case OF_RECONFIG_ADD_PROPERTY:

		pr_debug("%p: %s %s/%s\n",

			ce, "ADD_PROPERTY   ", ce->np->full_name,

			ce->prop->name);

		break;

	case OF_RECONFIG_REMOVE_PROPERTY:

		pr_debug("%p: %s %s/%s\n",

			ce, "REMOVE_PROPERTY", ce->np->full_name,

			ce->prop->name);

		break;

	case OF_RECONFIG_UPDATE_PROPERTY:

		pr_debug("%p: %s %s/%s\n",

			ce, "UPDATE_PROPERTY", ce->np->full_name,

			ce->prop->name);

		pr_debug("of/cset<%p> %-15s %s/%s\n", ce, action_names[ce->action],

			ce->np->full_name, ce->prop->name);

		break;

	case OF_RECONFIG_ATTACH_NODE:

		pr_debug("%p: %s %s\n",

			ce, "ATTACH_NODE    ", ce->np->full_name);

		break;

	case OF_RECONFIG_DETACH_NODE:

		pr_debug("%p: %s %s\n",

			ce, "DETACH_NODE    ", ce->np->full_name);

		pr_debug("of/cset<%p> %-15s %s\n", ce, action_names[ce->action],

			ce->np->full_name);

		break;

	}

}