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@xxxxxxxxxxxx> > --- > 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