Commit 8a4b3269 authored Dec 21, 2018 by Jerome Brunet Committed by Greg Kroah-Hartman Jan 22, 2019

driver core: silence device link messages unless debugging



On platforms making a fair use of regulators, the dev_info() messages
coming from the device link function are a bit too verbose. The amount
of message will increase further with the clock framework joining the
device link party.

These messages looks valuable for people debugging device link related
issues, so dev_dbg() looks more appropriate than dev_info().

Signed-off-by: Jerome Brunet <jbrunet@baylibre.com>
Acked-by: Kevin Hilman <khilman@baylibre.com>
Reviewed-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

parent 549ad243

drivers/base/core.c

+3 −3

Original line number	Diff line number	Diff line
		@@ -302,7 +302,7 @@ struct device_link device_link_add(struct device consumer,
		list_add_tail_rcu(&link->s_node, &supplier->links.consumers);
		list_add_tail_rcu(&link->c_node, &consumer->links.suppliers);

		dev_info(consumer, "Linked as a consumer to %s\n", dev_name(supplier));
		dev_dbg(consumer, "Linked as a consumer to %s\n", dev_name(supplier));

		out:
		device_pm_unlock();
		@@ -328,7 +328,7 @@ static void __device_link_del(struct kref *kref)
		{
		struct device_link *link = container_of(kref, struct device_link, kref);

		dev_info(link->consumer, "Dropping the link to %s\n",
		dev_dbg(link->consumer, "Dropping the link to %s\n",
		dev_name(link->supplier));

		if (link->flags & DL_FLAG_PM_RUNTIME)