Date: Sat, 3 Aug 2013 00:17:02 +0800 From: Chenchong Qin <qinchenchong@gmail.com> To: Adrian Chadd <adrian@freebsd.org> Cc: freebsd-wireless@freebsd.org Subject: Re: Chenchong's work on net80211_ratectl Message-ID: <CAFnsE3d9nG-X2b=z1srKfTtpxC3w5L%2B6Hg3TbOnAQrJN%2Bt19GA@mail.gmail.com> In-Reply-To: <CAJ-VmonMjR5iVTMVN9532d%2BPqOXWNUoZvxPtQir5h=yGxU-XdQ@mail.gmail.com> References: <CAFnsE3dYdPf5yGTFH683Q1Zh0mc-g%2B_YtCTraNNt28z2vBoSKw@mail.gmail.com> <CAJ-Vmom4sY7jcNwWmJkrDwfWjsok2fk8UEwTi5A=egj1JyerLw@mail.gmail.com> <CAFnsE3cyg=msBfQqqKUMmLABSL=j24VoMBwbBjxQ6b7Dyy7Mqg@mail.gmail.com> <CAJ-Vmo=k8NddAYyAJCkx4eOaA_8XsSxg6uKrdddx%2BgmeT%2BX9KA@mail.gmail.com> <CAFnsE3eaOyRcO3LXSi3L=jbzpyMv5Nt_jRGKt_mmA0WV-EV5vA@mail.gmail.com> <CAJ-VmokdxLhK5x6kO=jJzk-dv61EDK-ZgmndOimoyWWf76HiZA@mail.gmail.com> <CAJ-VmonMjR5iVTMVN9532d%2BPqOXWNUoZvxPtQir5h=yGxU-XdQ@mail.gmail.com>
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Hi! These days, I'm taking a further look at what Linux done for the _completion_ of a frame. Some updates will be posted here later. And, with ir_rates, we can return/fill an rc array rather than just returning the rix. Thanks! Chenchong On Thu, Aug 1, 2013 at 12:21 AM, Adrian Chadd <adrian@freebsd.org> wrote: > Boo! > > Do you have another update? > > > > -adrian > > On 24 July 2013 06:44, Adrian Chadd <adrian@freebsd.org> wrote: > > On 24 July 2013 06:38, Chenchong Qin <qinchenchong@gmail.com> wrote: > >> > >> My pleasure! > >> > >> It's also against HEAD. > >> > >> Thanks! > > > > Ok. This is looking great! > > > > Next - we need to update the rate control API to now populate an rc > > array rather than just returning the rix. > > > > This is the tricky part - as we're going to have to modify all the > > drivers that use the rate control API to use this. > > Which is fine, as there's only a handful. It's just annoying. > > > > Then we have to provide the rate control information during frame > > _completion_, so the rate control code knows which transmission rates > > succeeded or failed. I'm still not sure what to do about it here. > > Maybe do something like Linux and attach TX rate control and > > completion information as an mbuf tag? > > > > _Then_ we can start doing interesting thing with it. :) > > > > > > > > -adrian >
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