From 707a5c42ce55938de599e4461384efafd6950c37 Mon Sep 17 00:00:00 2001 From: David Lin Date: Thu, 7 Jul 2016 22:07:00 -0500 Subject: greybus: control: add connection suspend and resume calls Adds function calls for handling control connection suspend and resume, for now all they do is disable and enable control connection. Signed-off-by: David Lin Reviewed-by: Johan Hovold Signed-off-by: Alex Elder --- drivers/staging/greybus/control.c | 21 +++++++++++++++++++++ 1 file changed, 21 insertions(+) (limited to 'drivers/staging/greybus/control.c') diff --git a/drivers/staging/greybus/control.c b/drivers/staging/greybus/control.c index 55bb465..37a30b3 100644 --- a/drivers/staging/greybus/control.c +++ b/drivers/staging/greybus/control.c @@ -546,6 +546,27 @@ void gb_control_disable(struct gb_control *control) gb_connection_disable(control->connection); } +int gb_control_suspend(struct gb_control *control) +{ + gb_connection_disable(control->connection); + + return 0; +} + +int gb_control_resume(struct gb_control *control) +{ + int ret; + + ret = gb_connection_enable_tx(control->connection); + if (ret) { + dev_err(&control->connection->intf->dev, + "failed to enable control connection: %d\n", ret); + return ret; + } + + return 0; +} + int gb_control_add(struct gb_control *control) { int ret; -- cgit v1.1