linux-kernel - [PATCH v3 2/2] usb: xhci-mtk: enable wake-up interrupt after runtime

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Message-ID: <1628651069-22162-2-git-send-email-chunfeng.yun@mediatek.com>
Date:   Wed, 11 Aug 2021 11:04:29 +0800
From:   Chunfeng Yun <chunfeng.yun@...iatek.com>
To:     "Rafael J. Wysocki" <rjw@...ysocki.net>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>
CC:     Pavel Machek <pavel@....cz>, Len Brown <len.brown@...el.com>,
        Chunfeng Yun <chunfeng.yun@...iatek.com>,
        Mathias Nyman <mathias.nyman@...el.com>,
        Matthias Brugger <matthias.bgg@...il.com>,
        <linux-pm@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        <linux-usb@...r.kernel.org>,
        <linux-arm-kernel@...ts.infradead.org>,
        <linux-mediatek@...ts.infradead.org>,
        Eddie Hung <eddie.hung@...iatek.com>,
        Ikjoon Jang <ikjn@...omium.org>
Subject: [PATCH v3 2/2] usb: xhci-mtk: enable wake-up interrupt after runtime_suspend called

Use new function dev_pm_wake_irq_set_late_enabled_status() to enable
dedicated wake-up interrupt after xhci_mtk_runtime_suspend() is called.

Signed-off-by: Chunfeng Yun <chunfeng.yun@...iatek.com>
---
v3: new patch
---
 drivers/usb/host/xhci-mtk.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/usb/host/xhci-mtk.c b/drivers/usb/host/xhci-mtk.c
index 7ff0cd707ba1..6fb6f6853129 100644
--- a/drivers/usb/host/xhci-mtk.c
+++ b/drivers/usb/host/xhci-mtk.c
@@ -611,6 +611,7 @@ static int xhci_mtk_probe(struct platform_device *pdev)
 			dev_err(dev, "set wakeup irq %d failed\n", wakeup_irq);
 			goto dealloc_usb3_hcd;
 		}
+		dev_pm_wake_irq_set_late_enabled_status(dev);
 		dev_info(dev, "wakeup irq %d\n", wakeup_irq);
 	}
 
-- 
2.25.1