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From: Aleksander Morgado <aleksander@aleksander.es>
To: "Bjørn Mork" <bjorn@mork.no>
Cc: Subash Abhinov Kasiviswanathan <subashab@codeaurora.org>,
Daniele Palmas <dnlplm@gmail.com>,
Network Development <netdev@vger.kernel.org>,
Sean Tranchetti <stranche@codeaurora.org>
Subject: Re: RMNET QMAP data aggregation with size greater than 16384
Date: Fri, 6 Aug 2021 22:22:02 +0200 [thread overview]
Message-ID: <CAAP7ucLDFPMG08syrcnKKrX-+MS4_-tpPzZSfMOD6_7G-zq4gQ@mail.gmail.com> (raw)
In-Reply-To: <87bl6aqrat.fsf@miraculix.mork.no>
Hey,
> > The summary of the thread was to set a large rx_urb_size during probe
> > itself for qmi_wwan.
>
> Yes, I think it would be good to make the driver DTRT automatically.
> Coding driver specific quirks into ModemManager might work, but it feels
> wrong to work around a Linux driver bug. We don't have to do that. We
> can fix the driver.
>
> > https://patchwork.kernel.org/project/linux-usb/patch/20200803065105.8997-1-yzc666@netease.com/
> >
> > We could try setting a large value as suggested there and it should
> > hopefully
> > solve the issue you are seeing.
>
> Why can't we break the rx_urb_size dependency on MTU automatically when
> pass_through or qmi_wwan internal muxing is enabled? Preferably with
> some fixed default size which would Just Work for everyone.
>
That default fixed size you're suggesting for the rx_urb_size, isn't
it supposed to have the same logical meaning as RMNET_MAX_PACKET_SIZE
at the end?
--
Aleksander
https://aleksander.es
next prev parent reply other threads:[~2021-08-06 20:22 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-07-31 22:45 RMNET QMAP data aggregation with size greater than 16384 Aleksander Morgado
2021-08-05 19:10 ` subashab
2021-08-05 20:32 ` Aleksander Morgado
[not found] ` <CAGRyCJHYkH4_FvTzk7BFwjMN=iOTN_Y2=4ueY=s3rJMQO9j7uw@mail.gmail.com>
2021-08-05 21:01 ` Aleksander Morgado
2021-08-05 21:12 ` Daniele Palmas
2021-08-05 22:57 ` subashab
2021-08-06 14:08 ` Aleksander Morgado
2021-08-06 18:42 ` subashab
2021-08-06 19:58 ` Bjørn Mork
2021-08-06 20:22 ` Aleksander Morgado [this message]
2021-08-06 22:30 ` subashab
2021-08-07 10:55 ` Bjørn Mork
2021-08-09 21:40 ` subashab
2021-08-12 12:02 ` Daniele Palmas
2021-08-13 6:21 ` subashab
2021-08-13 6:25 ` Bjørn Mork
2021-09-03 13:55 ` Daniele Palmas
2021-09-08 6:21 ` subashab
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