usb: typec: ucsi: Resume in separate work
authorHeikki Krogerus <heikki.krogerus@linux.intel.com>
Wed, 23 Nov 2022 09:30:21 +0000 (11:30 +0200)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Wed, 21 Dec 2022 16:48:10 +0000 (17:48 +0100)
commit9222912924fcf56e2d166a503eddbdb5ffd2005f
tree3bec4f9da54c876fe970bb97238ff149c70779b4
parentc383c7c35c7bc15e07a04eefa060a8a80cbeae29
usb: typec: ucsi: Resume in separate work

commit e0dced9c7d4763fd97c86a13902d135f03cc42eb upstream.

It can take more than one second to check each connector
when the system is resumed. So if you have, say, eight
connectors, it may take eight seconds for ucsi_resume() to
finish. That's a bit too much.

This will modify ucsi_resume() so that it schedules a work
where the interface is actually resumed instead of checking
the connectors directly. The connections will also be
checked in separate tasks which are queued for each connector
separately.

Link: https://bugzilla.kernel.org/show_bug.cgi?id=216706
Fixes: 99f6d4361113 ("usb: typec: ucsi: Check the connection on resume")
Cc: <stable@vger.kernel.org>
Reported-by: Todd Brandt <todd.e.brandt@intel.com>
Signed-off-by: Heikki Krogerus <heikki.krogerus@linux.intel.com>
Link: https://lore.kernel.org/r/20221123093021.25981-1-heikki.krogerus@linux.intel.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/usb/typec/ucsi/ucsi.c
drivers/usb/typec/ucsi/ucsi.h