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of/reconfig: Add debug output for OF_RECONFIG notifiers

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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: Grant Likely <grant.likely@linaro.org>
This commit is contained in:
Grant Likely 2014-11-14 14:34:55 +00:00
parent f6892d193f
commit 00aa37206e
1 changed files with 32 additions and 16 deletions
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48
drivers/of/dynamic.c
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@ -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;
}
}