Re: musb: isoc pkt loss with pwc

2017-04-15 Thread Matwey V. Kornilov
Hi all, I've managed to build OpenVizsla USB tool. So, here is how the things look like from hardware USB sniffer point of view: [] 7.219456 d= 0.000997 [181.0 + 3.667] [ 3] IN : 4.5 [T ] 7.219459 d= 0.03 [181.0 + 7.083] [800] DATA0: 53 da 50 f9 c1 a5 4a d5 14 2c 55

Re: musb: isoc pkt loss with pwc

2017-01-27 Thread Matwey V. Kornilov
2016-11-01 23:33 GMT+03:00 Bin Liu : > On Sat, Oct 15, 2016 at 10:25:42PM +0300, Matwey V. Kornilov wrote: > > [snip] > >> >>> > Which means without this commit your camera has been working without >> >>> > issues, and this is a regression with this commit, right? >> >>> > >> >>> >> >>> Right >> >>

Re: musb: isoc pkt loss with pwc

2016-11-01 Thread Bin Liu
On Sat, Oct 15, 2016 at 10:25:42PM +0300, Matwey V. Kornilov wrote: [snip] > >>> > Which means without this commit your camera has been working without > >>> > issues, and this is a regression with this commit, right? > >>> > > >>> > >>> Right > >> > >> Okay, thanks for confirming. > >> > >> But

Re: musb: isoc pkt loss with pwc

2016-10-15 Thread Matwey V. Kornilov
2016-09-12 22:38 GMT+03:00 Matwey V. Kornilov : > 2016-09-12 21:57 GMT+03:00 Bin Liu : >> Hi, >> >> On Mon, Sep 12, 2016 at 11:52:46AM +0300, Matwey V. Kornilov wrote: >>> 2016-09-12 6:28 GMT+03:00 Bin Liu : >>> > Hi, >>> > >>> > On Tue, Aug 30, 2016 at 11:44:33PM +0300, Matwey V. Kornilov wrote: >

Re: musb: isoc pkt loss with pwc

2016-09-12 Thread Matwey V. Kornilov
2016-09-12 21:57 GMT+03:00 Bin Liu : > Hi, > > On Mon, Sep 12, 2016 at 11:52:46AM +0300, Matwey V. Kornilov wrote: >> 2016-09-12 6:28 GMT+03:00 Bin Liu : >> > Hi, >> > >> > On Tue, Aug 30, 2016 at 11:44:33PM +0300, Matwey V. Kornilov wrote: >> >> 2016-08-30 21:30 GMT+03:00 Bin Liu : >> >> > Hi, >>

Re: musb: isoc pkt loss with pwc

2016-09-12 Thread Bin Liu
Hi, On Mon, Sep 12, 2016 at 11:52:46AM +0300, Matwey V. Kornilov wrote: > 2016-09-12 6:28 GMT+03:00 Bin Liu : > > Hi, > > > > On Tue, Aug 30, 2016 at 11:44:33PM +0300, Matwey V. Kornilov wrote: > >> 2016-08-30 21:30 GMT+03:00 Bin Liu : > >> > Hi, > >> > > >> > On Sun, Aug 28, 2016 at 01:13:55PM +0

Re: musb: isoc pkt loss with pwc

2016-09-12 Thread Matwey V. Kornilov
2016-09-12 6:28 GMT+03:00 Bin Liu : > Hi, > > On Tue, Aug 30, 2016 at 11:44:33PM +0300, Matwey V. Kornilov wrote: >> 2016-08-30 21:30 GMT+03:00 Bin Liu : >> > Hi, >> > >> > On Sun, Aug 28, 2016 at 01:13:55PM +0300, Matwey V. Kornilov wrote: >> >> Hello Bin, >> >> >> >> I would like to start new thr

Re: musb: isoc pkt loss with pwc

2016-09-11 Thread Bin Liu
Hi, On Tue, Aug 30, 2016 at 11:44:33PM +0300, Matwey V. Kornilov wrote: > 2016-08-30 21:30 GMT+03:00 Bin Liu : > > Hi, > > > > On Sun, Aug 28, 2016 at 01:13:55PM +0300, Matwey V. Kornilov wrote: > >> Hello Bin, > >> > >> I would like to start new thread on my issue. Let me recall where the > >> i

Re: musb: isoc pkt loss with pwc

2016-08-30 Thread Matwey V. Kornilov
2016-08-30 21:30 GMT+03:00 Bin Liu : > Hi, > > On Sun, Aug 28, 2016 at 01:13:55PM +0300, Matwey V. Kornilov wrote: >> Hello Bin, >> >> I would like to start new thread on my issue. Let me recall where the issue >> is: >> There is 100% frame lost in pwc webcam driver due to lots of >> zero-length p

Re: musb: isoc pkt loss with pwc

2016-08-30 Thread Bin Liu
Hi, On Sun, Aug 28, 2016 at 01:13:55PM +0300, Matwey V. Kornilov wrote: > Hello Bin, > > I would like to start new thread on my issue. Let me recall where the issue > is: > There is 100% frame lost in pwc webcam driver due to lots of > zero-length packages coming from musb driver. What is the v

musb: isoc pkt loss with pwc

2016-08-28 Thread Matwey V. Kornilov
Hello Bin, I would like to start new thread on my issue. Let me recall where the issue is: There is 100% frame lost in pwc webcam driver due to lots of zero-length packages coming from musb driver. The issue is present in all kernels (including 4.8) starting from the commit: f551e13529833e052f75e