From: Yusuke Goda <yusuke.goda.sx@renesas.com>
Date: Wed, 20 Oct 2010 00:28:08 +0000 (+0900)
Subject: usb: r8a66597-udc: Add processing when USB was removed.
X-Git-Tag: v3.0~3059^2~4
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=e576a7a96aae99b74dd758fff54c345f8f4ff097;p=platform%2Fkernel%2Flinux-amlogic.git

usb: r8a66597-udc: Add processing when USB was removed.

When USB was removed, this patch prepares for the next insertion.

Signed-off-by: Yusuke Goda <yusuke.goda.sx@renesas.com>
Acked-by: Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
Cc: Paul Mundt <lethal@linux-sh.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
---

diff --git a/drivers/usb/gadget/r8a66597-udc.c b/drivers/usb/gadget/r8a66597-udc.c
index 157640f..20d43da 100644
--- a/drivers/usb/gadget/r8a66597-udc.c
+++ b/drivers/usb/gadget/r8a66597-udc.c
@@ -42,6 +42,7 @@ static const char *r8a66597_ep_name[] = {
 	"ep8", "ep9",
 };
 
+static void init_controller(struct r8a66597 *r8a66597);
 static void disable_controller(struct r8a66597 *r8a66597);
 static void irq_ep0_write(struct r8a66597_ep *ep, struct r8a66597_request *req);
 static void irq_packet_write(struct r8a66597_ep *ep,
@@ -104,6 +105,8 @@ __acquires(r8a66597->lock)
 	spin_lock(&r8a66597->lock);
 
 	disable_controller(r8a66597);
+	init_controller(r8a66597);
+	r8a66597_bset(r8a66597, VBSE, INTENB0);
 	INIT_LIST_HEAD(&r8a66597->ep[0].queue);
 }