Re: [PATCH] USB: ehci-hub: wait for RESUME finished when hub try to clear SUSPEND

2014-05-04 Thread Xiao Jin
On 05/04/2014 08:26 AM, Peter Chen wrote: On Sat, May 03, 2014 at 11:52:25AM +0800, xiao jin wrote: We use usb ehci to connect with modem and run stress test on ehci remote wake. Sometimes usb disconnect. We add more debug ftrace (Kernel version: 3.10) and list the key log to show how problem ha

Re: [PATCH] USB: ehci-hub: wait for RESUME finished when hub try to clear SUSPEND

2014-05-04 Thread Xiao Jin
On 05/03/2014 11:20 PM, Alan Stern wrote: On Sat, 3 May 2014, xiao jin wrote: We use usb ehci to connect with modem and run stress test on ehci remote wake. Sometimes usb disconnect. We add more debug ftrace (Kernel version: 3.10) and list the key log to show how problem happened. -0 [000

Re: [PATCH] USB: ehci-hub: wait for RESUME finished when hub try to clear SUSPEND

2014-05-03 Thread Peter Chen
On Sat, May 03, 2014 at 11:52:25AM +0800, xiao jin wrote: > We use usb ehci to connect with modem and run stress test on ehci > remote wake. Sometimes usb disconnect. We add more debug ftrace > (Kernel version: 3.10) and list the key log to show how problem > happened. > > -0 [000] d.h2 26879.

Re: [PATCH] USB: ehci-hub: wait for RESUME finished when hub try to clear SUSPEND

2014-05-03 Thread Alan Stern
On Sat, 3 May 2014, xiao jin wrote: > We use usb ehci to connect with modem and run stress test on ehci > remote wake. Sometimes usb disconnect. We add more debug ftrace > (Kernel version: 3.10) and list the key log to show how problem > happened. > > -0 [000] d.h2 26879.385095: ehci_irq: irq

[PATCH] USB: ehci-hub: wait for RESUME finished when hub try to clear SUSPEND

2014-05-02 Thread xiao jin
We use usb ehci to connect with modem and run stress test on ehci remote wake. Sometimes usb disconnect. We add more debug ftrace (Kernel version: 3.10) and list the key log to show how problem happened. -0 [000] d.h2 26879.385095: ehci_irq: irq status 1008c PPCE FLR PCD -0 [000] d.h2 2687