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Subject[PATCH 3/3] usb: mtu3: register mtu3_irq by threaded irq
Date
Use threaded irq to improve time consuming top-half

Signed-off-by: Chunfeng Yun <chunfeng.yun@mediatek.com>
---
drivers/usb/mtu3/mtu3_core.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/usb/mtu3/mtu3_core.c b/drivers/usb/mtu3/mtu3_core.c
index c4a2c37abf62..3c6a670efafa 100644
--- a/drivers/usb/mtu3/mtu3_core.c
+++ b/drivers/usb/mtu3/mtu3_core.c
@@ -965,7 +965,8 @@ int ssusb_gadget_init(struct ssusb_mtk *ssusb)
goto dma_mask_err;
}

- ret = devm_request_irq(dev, mtu->irq, mtu3_irq, 0, dev_name(dev), mtu);
+ ret = devm_request_threaded_irq(dev, mtu->irq, NULL, mtu3_irq,
+ IRQF_ONESHOT, dev_name(dev), mtu);
if (ret) {
dev_err(dev, "request irq %d failed!\n", mtu->irq);
goto irq_err;
--
2.18.0
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