diff options
| -rw-r--r-- | drivers/staging/greybus/interface.c | 50 |
1 files changed, 9 insertions, 41 deletions
diff --git a/drivers/staging/greybus/interface.c b/drivers/staging/greybus/interface.c index 9b90209e8fe0..05d0020d3a8d 100644 --- a/drivers/staging/greybus/interface.c +++ b/drivers/staging/greybus/interface.c @@ -872,59 +872,27 @@ void gb_interface_disable(struct gb_interface *intf) intf->enabled = false; } -/* - * Enable TimeSync on an Interface control connection. - * - * Locking: Takes and releases the interface mutex. - */ +/* Enable TimeSync on an Interface control connection. */ int gb_interface_timesync_enable(struct gb_interface *intf, u8 count, u64 frame_time, u32 strobe_delay, u32 refclk) { - int ret = -ENODEV; - - mutex_lock(&intf->mutex); - if (intf->enabled) { - ret = gb_control_timesync_enable(intf->control, count, - frame_time, strobe_delay, - refclk); - } - mutex_unlock(&intf->mutex); - return ret; + return gb_control_timesync_enable(intf->control, count, + frame_time, strobe_delay, + refclk); } -/* - * Disable TimeSync on an Interface control connection. - * - * Locking: Takes and releases the interface mutex. - */ +/* Disable TimeSync on an Interface control connection. */ int gb_interface_timesync_disable(struct gb_interface *intf) { - int ret = -ENODEV; - - mutex_lock(&intf->mutex); - if (intf->enabled) - ret = gb_control_timesync_disable(intf->control); - mutex_unlock(&intf->mutex); - return ret; + return gb_control_timesync_disable(intf->control); } -/* - * Transmit the Authoritative FrameTime via an Interface control connection. - * - * Locking: Takes and releases the interface mutex. - */ +/* Transmit the Authoritative FrameTime via an Interface control connection. */ int gb_interface_timesync_authoritative(struct gb_interface *intf, u64 *frame_time) { - int ret = -ENODEV; - - mutex_lock(&intf->mutex); - if (intf->enabled) { - ret = gb_control_timesync_authoritative(intf->control, - frame_time); - } - mutex_unlock(&intf->mutex); - return ret; + return gb_control_timesync_authoritative(intf->control, + frame_time); } /* Register an interface. */ |