linux-kernel - [PATCH 2/3] usb: mtu3: clear u1/u2_enable to 0 in mtu3_gadget

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Date:   Tue, 25 Jul 2017 16:10:23 +0800
From:   Chunfeng Yun <chunfeng.yun@...iatek.com>
To:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Felipe Balbi <felipe.balbi@...ux.intel.com>,
        Mathias Nyman <mathias.nyman@...el.com>,
        Matthias Brugger <matthias.bgg@...il.com>
CC:     Chunfeng Yun <chunfeng.yun@...iatek.com>,
        <linux-usb@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        <linux-arm-kernel@...ts.infradead.org>,
        <linux-mediatek@...ts.infradead.org>
Subject: [PATCH 2/3] usb: mtu3: clear u1/u2_enable to 0 in mtu3_gadget_reset

when the device is reset by host, the status of u1_enable and
u2_enable should also be restored to default value.

Signed-off-by: Chunfeng Yun <chunfeng.yun@...iatek.com>
---
 drivers/usb/mtu3/mtu3_gadget.c |    2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/usb/mtu3/mtu3_gadget.c b/drivers/usb/mtu3/mtu3_gadget.c
index a4ad67c..434fca5 100644
--- a/drivers/usb/mtu3/mtu3_gadget.c
+++ b/drivers/usb/mtu3/mtu3_gadget.c
@@ -728,5 +728,7 @@ void mtu3_gadget_reset(struct mtu3 *mtu)
 	mtu->address = 0;
 	mtu->ep0_state = MU3D_EP0_STATE_SETUP;
 	mtu->may_wakeup = 0;
+	mtu->u1_enable = 0;
+	mtu->u2_enable = 0;
 	mtu->delayed_status = false;
 }
-- 
1.7.9.5