Re: [ipwave] About OCB patch for ath10k driver on linux
Alexandre Petrescu <alexandre.petrescu@gmail.com> Wed, 11 March 2020 16:10 UTC
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From: Alexandre Petrescu <alexandre.petrescu@gmail.com>
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Date: Wed, 11 Mar 2020 17:10:37 +0100
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Subject: Re: [ipwave] About OCB patch for ath10k driver on linux
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Le 11/03/2020 à 16:53, Dick Roy a écrit : > Alex et. al., > > FYI ... 802.11 (p) and OCB are about to be dumped on the trash heap of > history unless the C-V2X proponents are halted in their tracks, To the > extent you are relying on such technologies, you and the entire ITS group in > the IETF are wasting your time. Well, there is this 802.11bd which seems to be progressing according to plan. OCB for ath10k would go along that line. Simultaneously, I smartly wonder whether C-V2X is ok with CAM in 3GPP or rather prefers BSM in 3GPP? Alex > > All the best, > > RR > > -----Original Message----- > From: its [mailto:its-bounces@ietf.org] On Behalf Of Alexandre Petrescu > Sent: Wednesday, March 11, 2020 7:32 AM > To: its@ietf.org > Cc: Mariama SARR > Subject: Re: [ipwave] About OCB patch for ath10k driver on linux > > Hi, > > I am looking for support for making the OCB mode for ath10k drivers for > linux. > > Currently there is no OCB mode for ath10k drivers. > > An OCB driver for ath10k driver would open the path towards using > 802.11ac in vehicular networks in OCB mode. > > We tried to make it work but we have not succeeded fully. > > One initial error is this: >> root@OpenWrt:/# iw dev wlan3 ocb join 5900 10MHz >> command failed: Invalid argument (-22) > One initial success is this: >> Ifconfig wlan3 shows the following output. It shows that the >> interface is up. >> wlan3 Link encap:Ethernet HWaddr 04:F0:21:54:42:D7 >> UP BROADCAST MULTICAST MTU:1500 Metric:1 >> RX packets:0 errors:0 dropped:0 overruns:0 frame:0 >> TX packets:0 errors:0 dropped:0 overruns:0 carrier:0 >> collisions:0 txqueuelen:1000 >> RX bytes:0 (0.0 B) TX bytes:0 (0.0 B) > > > We developped the premisses of a OCB patch for ath10k, and a howto. > They are attached to this email. > > We have several additional binary firmwares for the card, that could be > found on the web too. We have an ath9k patch that is minimal. Also a > few additional explanatory files. All attached. > > We have one cheap 802.11ac minipci card Compex WLE900VX from Amazon. We > could send it by post to an interested person, if that's not too > expensive, or maybe pass it during a f2f meeting, or via somebody. This > is common practice. > > The person who realized this OCB package for ath10k deserves many thanks > - Mariama SARR. And earlier persons who produced initial works on ath5k > and ath9k. > > Alex > > Le 18/12/2019 à 11:38, Alexandre Petrescu a écrit : >> Hi, IPWAVErs, >> >> I would like to know whether someone else works on an OCB patch for >> ath10k? >> >> We work on a patch file for OCB mode for ath10k driver for linux. >> >> An OCB patch for ath10k would allow to get more bandwidth. One could >> get more bandwidth than the 16mbit/s of 802.11p by linking two to >> five channels even with just an ath9k driver (for which exist OCB >> patches). But with ath10k there might be other advantages and even >> higher bandwidth. >> >> An OCB patch for ath10k driver does not exist in the Internet. >> >> We do not post yet our patch file because it does not work yet, and >> we do not want to vehiculate false hopes. But I will post it end of >> March 2020 at latest, at the end of the project. >> >> The card we use is "PC ngines WL900VX - 802.11ac miniPCI Xpress >> Radio" for 35,46Eur on Amazon. It is Made in China. It has three >> antenna plugs. >> >> The status of working is: we can add OCB mode and and configure the >> card in OCB mode. Still there is an error "command failed (invalid >> argument (-22)" when the iw command is issued. >> >> Our current patch file is 910 lines long and touches on many files, >> such as mac.c in folder >> > openwrt-08112019/build_dir/target-arm_cortex-a9+neon_musl-1.1.12_eabi/linux- > imx6/linux-4.4/drivers/net/wireless/ath/ath10k, >> and others. >> >> Alex >> >> _______________________________________________ its mailing list >> its@ietf.org https://www.ietf.org/mailman/listinfo/its >
- [ipwave] About OCB patch for ath10k driver on lin… Alexandre Petrescu
- Re: [ipwave] About OCB patch for ath10k driver on… Alexandre Petrescu
- Re: [ipwave] About OCB patch for ath10k driver on… Alexandre Petrescu
- Re: [ipwave] About OCB patch for ath10k driver on… Sandra Céspedes U.
- Re: [ipwave] About OCB patch for ath10k driver on… Alexandre Petrescu
- Re: [ipwave] About OCB patch for ath10k driver on… Alexandre Petrescu
- Re: [ipwave] About OCB patch for ath10k driver on… Paul Wouters
- Re: [ipwave] About OCB patch for ath10k driver on… Alexandre Petrescu
- Re: [ipwave] About OCB patch for ath10k driver on… Alexandre Petrescu
- Re: [ipwave] About OCB patch for ath10k driver on… Jérôme Härri
- Re: [ipwave] About OCB patch for ath10k driver on… Paul Wouters
- Re: [ipwave] About OCB patch for ath10k driver on… Alexandre Petrescu
- Re: [ipwave] About OCB patch for ath10k driver on… Paul Wouters
- Re: [ipwave] About OCB patch for ath10k driver on… John Kenney
- Re: [ipwave] About OCB patch for ath10k driver on… Paul Wouters