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Date:      Fri, 16 Sep 2022 14:31:16 +0000
From:      Ivan Quitschal <tezeka@hotmail.com>
To:        Hans Petter Selasky <hps@selasky.org>
Cc:        "freebsd-current@freebsd.org" <freebsd-current@freebsd.org>
Subject:   RES: TP-LINK USB no carrier after speed test
Message-ID:  <CP5P284MB1902929145200C5BE706C789CB489@CP5P284MB1902.BRAP284.PROD.OUTLOOK.COM>
In-Reply-To: <5f646a9a-2885-05af-9ff1-ef4c4446f365@selasky.org>
References:  <CP6P284MB1900F16EDAEAF1CB485BC372CB499@CP6P284MB1900.BRAP284.PROD.OUTLOOK.COM> <7d14c045-81dc-fc08-4d62-69fb90a26edb@selasky.org> <9188fd1d-00ae-134b-488a-e75fbd152c98@selasky.org> <CP6P284MB1900A15CE4C38304F4925A60CB499@CP6P284MB1900.BRAP284.PROD.OUTLOOK.COM> <CP6P284MB1900CF5B403F7F8BE7DD5857CB499@CP6P284MB1900.BRAP284.PROD.OUTLOOK.COM> <de8c944a-59b7-1fb0-e8bf-0f4c31d95090@selasky.org> <5c9c47d6-9e12-ae76-ce67-15aeae1b8636@selasky.org> <11b7de01-d95e-5280-2a22-8b17e29c34c0@selasky.org> <CP5P284MB1902026EB918E88DE5581ACCCB489@CP5P284MB1902.BRAP284.PROD.OUTLOOK.COM> <5f646a9a-2885-05af-9ff1-ef4c4446f365@selasky.org>

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> -----Mensagem original-----
> De: Hans Petter Selasky <hps@selasky.org>
> Enviada em: sexta-feira, 16 de setembro de 2022 10:40
> Para: Ivan Quitschal <tezeka@hotmail.com>
> Cc: freebsd-current@freebsd.org
> Assunto: Re: TP-LINK USB no carrier after speed test
>=20
> On 9/16/22 14:18, Ivan Quitschal wrote:
> >
> >
> > On Fri, 16 Sep 2022, Hans Petter Selasky wrote:
> >
> >> On 9/16/22 08:34, Hans Petter Selasky wrote:
> >>> On 9/16/22 08:20, Hans Petter Selasky wrote:
> >>>> On 9/15/22 17:36, Ivan Quitschal wrote:
> >>>>>
> >>>>>
> >>>>> On Thu, 15 Sep 2022, Ivan Quitschal wrote:
> >>>>>
> >>>>>>
> >>>>>>
> >>>>>> On Thu, 15 Sep 2022, Hans Petter Selasky wrote:
> >>>>>>
> >>>>>>> On 9/15/22 17:18, Hans Petter Selasky wrote:
> >>>>>>>> On 9/15/22 17:16, Ivan Quitschal wrote:
> >>>>>>>>>
> >>>>>>>>> Hi All
> >>>>>>>>>
> >>>>>>>>> Does anybody have any idea what could be happening here?.
> >>>>>>>>> I have a laptop DELL INSPIRON 3511 and everything works just
> >>>>>>>>> fine, literally everything. even the iwlwifi0.
> >>>>>>>>>
> >>>>>>>>> But in order to use my full 600mbps, i dont use the wireless
> >>>>>>>>> but a TP-LINK USB ethernet connected on "ue0"
> >>>>>>>>>
> >>>>>>>>> ugen0.6: <TP-Link USB 10/100/1000 LAN> at usbus0, cfg=3D0
> >>>>>>>>> md=3DHOST spd=3DHIGH (480Mbps) pwr=3DON (200mA)
> >>>>>>>>>
> >>>>>>>>>
> >>>>>>>>> but something really strange is happening .. everytime i open
> >>>>>>>>> the chromium e do a speedtest (could be speedtest.net or any
> >>>>>>>>> other) , at the end of the test the eth interface dies .. it
> >>>>>>>>> changes from full-duplex to half-duplex/no carrier and the
> >>>>>>>>> only way to get the internet back thru ue0 is by rebooting the
> >>>>>>>>> whole thing.
> >>>>>>>>> not even a "service netif restart" does anything
> >>>>>>>>>
> >>>>>>>>> if anyone has any ideas why is that , would be appreciated
> >>>>>>>>>
> >>>>>>>>
> >>>>>>>> Hi,
> >>>>>>>>
> >>>>>>>> I think it some new features they use in the USB data protocol
> >>>>>>>> which we don't support. Check the Linux code.
> >>>>>>>>
> >>>>>>>> Between does:
> >>>>>>>>
> >>>>>>>> usbconfig -d 0.6 reset
> >>>>>>>>
> >>>>>>>> recover the device?
> >>>>>>>>
> >>>>>>>> --HPS
> >>>>>>>>
> >>>>>>>
> >>>>>>> Hi,
> >>>>>>>
> >>>>>>> Search for axge on bugzilla:
> >>>>>>>
> >>>>>>> I suspect you are using this chipset:
> >>>>>>>
> >>>>>>> Try:
> >>>>>>>
> >>>>>>> usbconfig show_ifdrv
> >>>>>>>
> >>>>>>> To know for sure.
> >>>>>>>
> >>>>>>> Also see:
> >>>>>>>
> >>>>>>> https://nam12.safelinks.protection.outlook.com/?url=3Dhttps%3A%2F=
%
> >>>>>>>
> 2Fbugs.freebsd.org%2Fbugzilla%2Fshow_bug.cgi%3Fid%3D210488&amp;d
> >>>>>>>
> ata=3D05%7C01%7C%7C7d0b875611fa4c22aa6808da97e8f75a%7C84df9e7fe9f6
> >>>>>>>
> 40afb435aaaaaaaaaaaa%7C1%7C0%7C637989324107373931%7CUnknown%7C
> TW
> >>>>>>>
> FpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLC
> >>>>>>>
> JXVCI6Mn0%3D%7C3000%7C%7C%7C&amp;sdata=3Do%2B12TNKJ4bcBBj1b4r4TT
> 1f
> >>>>>>> xyEalCMDMjOepy3MZm5c%3D&amp;reserved=3D0
> >>>>>>>
> >>>>>>> --HPS
> >>>>>>>
> >>>>>>
> >>>>>>
> >>>>>> Hi Hans,
> >>>>>>
> >>>>>> actually the driver i use is not agxe (i thought it would be by
> >>>>>> the time i bought the usbcard)
> >>>>>>
> >>>>>> this is the module im using
> >>>>>>
> >>>>>> if_ure.ko
> >>>>>>
> >>>>>> and thank you , yes, reseting the usb entry with your command
> >>>>>> worked just fine.
> >>>>>> i got the internet back after doing this
> >>>>>>
> >>>>>> usbconfig -d 0.6 reset
> >>>>>>
> >>>>>> do we have a bug here then?
> >>>>>>
> >>>>>> thank you
> >>>>>>
> >>>>>> --tzk
> >>>>>>
> >>>>>
> >>>>> oh, i forgot to mention that the ure driver freezes not during the
> >>>>> download test but in the middle of the upload, always
> >>>>>
> >>>>> dont know if that helps
> >>>>>
> >>>>> thanks
> >>>>>
> >>>>> --tzk
> >>>>
> >>>> Hi Ivan,
> >>>>
> >>>> Yes, there seems to be problem there. I need to look at the driver.
> >>>> Maybe it is simply sending too much data, than the device can handle=
!
> >>>>
> >>>> --HPS
> >>>>
> >>>
> >>> Hi,
> >>>
> >>> Try lowering this constant to 8192:
> >>>
> >>> sys/dev/usb/net/if_urereg.h:#define=A0=A0=A0 URE_TX_BUFSZ=A0=A0=A0=A0=
=A0=A0=A0 16384
> >>>
> >>> Then recompile and install if_ure:
> >>>
> >>> make -C sys/modules/usb/ure KMODDIR=3D/boot/kernel all install
> >>>
> >>> --HPS
> >>>
> >>
> >> You can also try other values, like subtracting one.
> >>
> >> --HPS
> >>
> >
> >
> > hi Hans,
> >
> > it worked but with a cost.
> >
> > i tried 8192 and it works 5 tests (5 speed tests in a row). freezes on
> > the 6th.
> >
> > then i tried 4096 no success
> >
> > then i tried bufsize 2048 and its working now, i did several tests in
> > a row and the internet keeps working just fine. but i noticed that the
> > speed also dropped.
> >
> > with the same server , testing on windows, it goes like:
> > 600 download / 300 upload
> >
> > and on freebsd with 2048 bufsiz it goes like:
> > 300 download / 150 upload
> >
> >
> > so it worked with a cost like i said, i had to give up half of my
> > bandwitch
> >
> > what do you think ?
> >
> > and thank you again
> >
> > --tzk
>=20
> Hi,
>=20
> Can you try this instead:
>=20
> usbconfig -d X.Y set_config 1
>=20
> X.Y are the numbers after ugenX.Y
>=20
> Then it will use a different driver.
>=20
> --HPS

Hi Hans,=20

After the usbconfig -d X.Y set_config 1, the interface doesn't work anymore=
, how can I undo this?

Thanks

Ivan



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