Re: [PATCH v3 9/9] usb: add usb_device_allow_power_off() and usb_device_prevent_power_off() function.

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



Hello.

On 06-01-2013 12:29, Lan Tianyu wrote:

Some usb devices can't be resumed correctly after power off. This
patch is to add usb_device_allow_power_off() and usb_device_prevent_power_off()
for device's driver to allow or prohibit device to be power off the device. Call
                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
   This makes little sense and is a little tautological. :-)

pm_runtime_get_sync(portdev) to increase port's usage count and then port will not
be suspended. The device will not be power off.

   s/power/powered/. Same in the other patches.

Signed-off-by: Lan Tianyu <tianyu.lan@xxxxxxxxx>

WBR, Sergei

--
To unsubscribe from this list: send the line "unsubscribe linux-usb" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html


[Index of Archives]     [Linux Media]     [Linux Input]     [Linux Audio Users]     [Yosemite News]     [Linux Kernel]     [Linux SCSI]     [Old Linux USB Devel Archive]

  Powered by Linux