From: Chunfeng Yun <chunfeng.yun@mediatek.com>
To: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: Chunfeng Yun <chunfeng.yun@mediatek.com>,
Matthias Brugger <matthias.bgg@gmail.com>,
<linux-usb@vger.kernel.org>,
<linux-arm-kernel@lists.infradead.org>,
<linux-mediatek@lists.infradead.org>,
<linux-kernel@vger.kernel.org>,
Eddie Hung <eddie.hung@mediatek.com>
Subject: [PATCH 1/3] usb: mtu3: sync interrupt before unbind the udc
Date: Thu, 9 Jun 2022 15:42:31 +0800 [thread overview]
Message-ID: <20220609074233.15532-1-chunfeng.yun@mediatek.com> (raw)
Register gadget irq to avoid the interrupt handler is occurred
or scheduled during the unbind flow, may happen when do android
function switch stress test.
Signed-off-by: Chunfeng Yun <chunfeng.yun@mediatek.com>
---
drivers/usb/mtu3/mtu3_gadget.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/drivers/usb/mtu3/mtu3_gadget.c b/drivers/usb/mtu3/mtu3_gadget.c
index 9977600616d7..d57cea62fe6b 100644
--- a/drivers/usb/mtu3/mtu3_gadget.c
+++ b/drivers/usb/mtu3/mtu3_gadget.c
@@ -680,6 +680,7 @@ int mtu3_gadget_setup(struct mtu3 *mtu)
mtu->g.speed = USB_SPEED_UNKNOWN;
mtu->g.sg_supported = 0;
mtu->g.name = MTU3_DRIVER_NAME;
+ mtu->g.irq = mtu->irq;
mtu->is_active = 0;
mtu->delayed_status = false;
--
2.18.0
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next reply other threads:[~2022-06-09 7:47 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-06-09 7:42 Chunfeng Yun [this message]
2022-06-09 7:42 ` [PATCH 2/3] usb: mtu3: implement udc_async_callbacks of gadget operation Chunfeng Yun
2022-06-10 10:36 ` AngeloGioacchino Del Regno
2022-06-09 7:42 ` [PATCH 3/3] usb: mtu3: register mtu3_irq by threaded irq Chunfeng Yun
2022-06-10 10:36 ` AngeloGioacchino Del Regno
2022-06-10 10:36 ` [PATCH 1/3] usb: mtu3: sync interrupt before unbind the udc AngeloGioacchino Del Regno
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