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Message-ID: <1617875495.12105.10.camel@mhfsdcap03>
Date: Thu, 8 Apr 2021 17:51:35 +0800
From: Chunfeng Yun <chunfeng.yun@...iatek.com>
To: Ikjoon Jang <ikjn@...omium.org>
CC: Rob Herring <robh+dt@...nel.org>,
Mathias Nyman <mathias.nyman@...el.com>,
Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
Matthias Brugger <matthias.bgg@...il.com>,
"Rafael J. Wysocki" <rjw@...ysocki.net>,
Len Brown <len.brown@...el.com>, Pavel Machek <pavel@....cz>,
<linux-usb@...r.kernel.org>,
<linux-arm-kernel@...ts.infradead.org>,
<linux-mediatek@...ts.infradead.org>, <devicetree@...r.kernel.org>,
<linux-kernel@...r.kernel.org>, <linux-pm@...r.kernel.org>,
Tony Lindgren <tony@...mide.com>,
Tianping Fang <tianping.fang@...iatek.com>,
Eddie Hung <eddie.hung@...iatek.com>,
"Nicolas Boichat" <drinkcat@...omium.org>
Subject: Re: [PATCH 4/6] usb: xhci-mtk: add support runtime PM
Hi Ikjoon,
On Thu, 2021-04-08 at 17:35 +0800, Chunfeng Yun wrote:
> A dedicated wakeup irq will be used to handle runtime suspend/resume,
> we use dev_pm_set_dedicated_wake_irq API to take care of requesting
> and attaching wakeup irq, then the suspend/resume framework will help
> to enable/disable wakeup irq.
>
> The runtime PM is default off since some platforms may not support it.
> users can enable it via power/control (set "auto") in sysfs.
>
> Signed-off-by: Chunfeng Yun <chunfeng.yun@...iatek.com>
> ---
> drivers/usb/host/xhci-mtk.c | 140 +++++++++++++++++++++++++++++++-----
> 1 file changed, 124 insertions(+), 16 deletions(-)
Please help to test the series on mt8192 chromebook, thanks a lot
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