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Commit f2d13b02 authored Oct 13, 2017 by Lu Baolu Committed by Greg Kroah-Hartman Oct 17, 2017

usb: Apply hardware LPM attributes to 3.1 device



The devices running at SuperSpeedPlus speed are also LPM capable.
Apply usb3 hardware LPM attributes to those devices as well.

Signed-off-by: Lu Baolu <baolu.lu@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

parent 9718756f

drivers/usb/core/sysfs.c

+2 −1

Original line number	Diff line number	Diff line
		@@ -654,7 +654,8 @@ static int add_power_attributes(struct device *dev)
		if (udev->usb2_hw_lpm_capable == 1)
		rc = sysfs_merge_group(&dev->kobj,
		&usb2_hardware_lpm_attr_group);
		if (udev->speed == USB_SPEED_SUPER &&
		if ((udev->speed == USB_SPEED_SUPER \|\|
		udev->speed == USB_SPEED_SUPER_PLUS) &&
		udev->lpm_capable == 1)
		rc = sysfs_merge_group(&dev->kobj,
		&usb3_hardware_lpm_attr_group);