Re: iperf UDP packet loss with Chipidea HDRC

2015-10-15 Thread akash
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Re: iperf UDP packet loss with Chipidea HDRC

2015-10-08 Thread Peter Chen
On Mon, Oct 05, 2015 at 07:27:23PM +0530, Jayan John wrote: > We are developing a custom USB device on a iMX6q platform with a Chipidea > HDRC. The device uses a single NCM interface for communication with another > OTG device i.e. Chipidea HDRC again. I see very poor iperf UDP performance > after

Re: iperf UDP packet loss with Chipidea HDRC

2015-10-08 Thread Jayan John
On Thu, Oct 8, 2015 at 1:37 PM, Peter Chen wrote: > On Mon, Oct 05, 2015 at 07:27:23PM +0530, Jayan John wrote: >> We are developing a custom USB device on a iMX6q platform with a Chipidea >> HDRC. The device uses a single NCM interface for communication with another >>

Re: iperf UDP packet loss with Chipidea HDRC

2015-10-07 Thread Greg KH
On Tue, Oct 06, 2015 at 10:54:46PM +0530, Jayan John wrote: > On Tue, Oct 6, 2015 at 1:31 PM, Greg KH wrote: > > On Tue, Oct 06, 2015 at 06:07:50AM +0530, Jayan John wrote: > >> On Tue, Oct 6, 2015 at 3:38 AM, Fabio Estevam wrote: > >> > On Mon,

Re: iperf UDP packet loss with Chipidea HDRC

2015-10-06 Thread Greg KH
On Tue, Oct 06, 2015 at 06:07:50AM +0530, Jayan John wrote: > On Tue, Oct 6, 2015 at 3:38 AM, Fabio Estevam wrote: > > On Mon, Oct 5, 2015 at 10:57 AM, Jayan John wrote: > >> We are developing a custom USB device on a iMX6q platform with a Chipidea > >>

Re: iperf UDP packet loss with Chipidea HDRC

2015-10-06 Thread Jayan John
On Tue, Oct 6, 2015 at 1:31 PM, Greg KH wrote: > On Tue, Oct 06, 2015 at 06:07:50AM +0530, Jayan John wrote: >> On Tue, Oct 6, 2015 at 3:38 AM, Fabio Estevam wrote: >> > On Mon, Oct 5, 2015 at 10:57 AM, Jayan John wrote: >>

Re: iperf UDP packet loss with Chipidea HDRC

2015-10-05 Thread Fabio Estevam
On Mon, Oct 5, 2015 at 10:57 AM, Jayan John wrote: > We are developing a custom USB device on a iMX6q platform with a Chipidea > HDRC. The device uses a single NCM interface for communication with another > OTG device i.e. Chipidea HDRC again. I see very poor iperf UDP

Re: iperf UDP packet loss with Chipidea HDRC

2015-10-05 Thread Jayan John
On Tue, Oct 6, 2015 at 3:38 AM, Fabio Estevam wrote: > On Mon, Oct 5, 2015 at 10:57 AM, Jayan John wrote: >> We are developing a custom USB device on a iMX6q platform with a Chipidea >> HDRC. The device uses a single NCM interface for communication with

iperf UDP packet loss with Chipidea HDRC

2015-10-05 Thread Jayan John
We are developing a custom USB device on a iMX6q platform with a Chipidea HDRC. The device uses a single NCM interface for communication with another OTG device i.e. Chipidea HDRC again. I see very poor iperf UDP performance after role reversal with iperf server running on gadget. Kernel: 3.10.17