usb: renesas_usbhs: use delayed_work instead of work_struct

This delay is used to overjump debounce.

And, this patch also move usbhsc_drvcllbck_notify_hotplug to global,
because it will be called from other files.

Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

1 files changed, 7 insertions, 0 deletions

diff --git a/include/linux/usb/renesas_usbhs.h b/include/linux/usb/renesas_usbhs.h
index 66bbdd12d153..3a7f1d982dd6 100644
--- a/include/linux/usb/renesas_usbhs.h
+++ b/include/linux/usb/renesas_usbhs.h
@@ -103,6 +103,13 @@ struct renesas_usbhs_driver_param {
          * for BUSWAIT :: BWAIT
          * */
         int buswait_bwait;
+
+        /*
+         * option:
+         *
+         * delay time from notify_hotplug callback
+         */
+        int detection_delay;
 };
 
 /*