On 11/06/2015 02:45 AM, Steinar H. Gunderson wrote:
On Thu, Nov 05, 2015 at 04:12:24PM +0800, Lu, Baolu wrote:
1) apply the attached patch on top the latest kernel.
I applied on top of a clean 4.3.0.
$ cat /sys/bus/usb/devices/<usb_device_path>/power/usb3_hardware_lpm_u1
$ cat /sys/bus/usb/devices/<usb_device_path>/power/usb3_hardware_lpm_u2
klump:~> cat /sys/bus/usb/devices/2-2/product
Intensity Shuttle
klump:~> cat /sys/bus/usb/devices/2-2/power/usb3_hardware_lpm_u1
disabled
klump:~> cat /sys/bus/usb/devices/2-2/power/usb3_hardware_lpm_u2
disabled
Thank you.
Have you set CONFIG_PM? Can you reproduce the problem with this kernel?
Can you please post values of above two sysfs nodes?
A copy of dmesg will also be helpful.
Attached.
/* Steinar */
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