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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>
This commit is contained in:
Jerome Brunet 2018-12-21 17:23:41 +01:00 committed by Greg Kroah-Hartman
parent 549ad24374
commit 8a4b326911
1 changed files with 3 additions and 3 deletions
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6
drivers/base/core.c
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@ -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();
@ -328,8 +328,8 @@ 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_name(link->supplier));
dev_dbg(link->consumer, "Dropping the link to %s\n",
dev_name(link->supplier));
if (link->flags & DL_FLAG_PM_RUNTIME)
pm_runtime_drop_link(link->consumer);