From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-pl0-f51.google.com ([209.85.160.51]:40346 "EHLO mail-pl0-f51.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751446AbeBTKx2 (ORCPT ); Tue, 20 Feb 2018 05:53:28 -0500 Received: by mail-pl0-f51.google.com with SMTP id g18so7211896plo.7 for ; Tue, 20 Feb 2018 02:53:28 -0800 (PST) MIME-Version: 1.0 In-Reply-To: References: <1519037471-17668-1-git-send-email-liuxuenetmail@gmail.com> <1519037471-17668-4-git-send-email-liuxuenetmail@gmail.com> <23732.1519061365@obiwan.sandelman.ca> From: Xue Liu Date: Tue, 20 Feb 2018 11:53:27 +0100 Message-ID: Subject: Re: [PATCHv2 3/3] ieee802154: Add MCR20A IEEE 802.15.4 device driver Content-Type: text/plain; charset="UTF-8" Sender: linux-wpan-owner@vger.kernel.org List-ID: To: Alexander Aring Cc: Michael Richardson , linux-wpan - ML Hello, On 20 February 2018 at 04:37, Alexander Aring wrote: > Hi, > > 2018-02-19 12:29 GMT-05:00 Michael Richardson : >> Xue Liu wrote: >> > This driver implements a subset of ieee802154_ops. It has no support >> > for CSMA due to lack of hardware support. It has currently no support >> > for its proprietary feature: Dual PAN. >> >> I think you mean, that the driver has no support for the MCR20A Dual >> Pan feature, because the 802.15.4 layer has no way to deal with it. >> >> A suggestion is to create two virtual devices! >> > > If they can run on two different frequencies: > > Create two wpan-phy's - yes. (Which is a _device_ class) > Yes. It can working at two different frequencies. I think it is the right way to go. > If they run on two different PANs: > > Create two wpan interfaces on top of one wpan phy. > > ---- > > But so far I remember it is some crazy "I can transmit on different > pans with internal channel hopping by doing hardware offload" (It's > still _one_ radio, in sense one transmit/receive medium) then do: > > nothing of that above - this need to be handled by some internal > subsystem handling, if a use case exists. > > - Alex