On 2013年01月22日 05:24, Greg KH wrote: > On Mon, Jan 21, 2013 at 10:18:03PM +0800, Lan Tianyu wrote: >> This patch is to add runtime pm callback for usb port device. >> Set/clear PORT_POWER feature in the resume/suspend callbak. >> Add portnum for struct usb_port to record port number. Do >> pm_rumtime_get_sync/put(portdev) when a device is plugged/unplugged >> to prevent it from being powered off when it is active. >> >> Acked-by: Alan Stern <st...@rowland.harvard.edu> >> Acked-by: Rafael J. Wysocki <rafael.j.wyso...@intel.com> >> Signed-off-by: Lan Tianyu <tianyu....@intel.com> >> --- >> drivers/usb/core/hub.c | 18 ++++++++++++++++++ >> drivers/usb/core/hub.h | 4 ++++ >> drivers/usb/core/port.c | 45 +++++++++++++++++++++++++++++++++++++++++++++ >> 3 files changed, 67 insertions(+) >> >> diff --git a/drivers/usb/core/hub.c b/drivers/usb/core/hub.c >> index 29ca6ed..8c1f9a5 100644 >> --- a/drivers/usb/core/hub.c >> +++ b/drivers/usb/core/hub.c >> @@ -714,6 +714,18 @@ static void hub_tt_work(struct work_struct *work) >> spin_unlock_irqrestore (&hub->tt.lock, flags); >> } >> >> +int usb_hub_set_port_power(struct usb_device *hdev, int port1, >> + bool set) > > As this is a new global USB function, please provide the proper > kerneldoc comments describing what it does. > OK. I will add later and actually the function will be only used in the driver/usb/core/hub.c and port.c. > thanks, > > greg k-h >
-- Best regards Tianyu Lan -- To unsubscribe from this list: send the line "unsubscribe linux-usb" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
