linux-kernel - Re: [PATCH v9 0/7] nfc: pn533: add uart phy driver

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Date:   Tue, 15 Oct 2019 11:54:21 +0200
From:   Lars Poeschel <poeschel@...onage.de>
To:     Jakub Kicinski <jakub.kicinski@...ronome.com>
Cc:     Kate Stewart <kstewart@...uxfoundation.org>,
        Thomas Gleixner <tglx@...utronix.de>,
        Jilayne Lovejoy <opensource@...ayne.com>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        netdev@...r.kernel.org, linux-kernel@...r.kernel.org,
        "David S. Miller" <davem@...emloft.net>,
        Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        devicetree@...r.kernel.org, Steve Winslow <swinslow@...il.com>,
        "Gustavo A. R. Silva" <gustavo@...eddedor.com>,
        Kees Cook <keescook@...omium.org>,
        Allison Randal <allison@...utok.net>,
        Johan Hovold <johan@...nel.org>,
        Simon Horman <horms@...ge.net.au>
Subject: Re: [PATCH v9 0/7] nfc: pn533: add uart phy driver

On Wed, Oct 09, 2019 at 05:29:07PM -0700, Jakub Kicinski wrote:
> On Tue,  8 Oct 2019 16:05:37 +0200, Lars Poeschel wrote:
> > The purpose of this patch series is to add a uart phy driver to the
> > pn533 nfc driver.
> > It first changes the dt strings and docs. The dt compatible strings
> > need to change, because I would add "pn532-uart" to the already
> > existing "pn533-i2c" one. These two are now unified into just
> > "pn532". Then the neccessary changes to the pn533 core driver are
> > made. Then the uart phy is added.
> > As the pn532 chip supports a autopoll, I wanted to use this instead
> > of the software poll loop in the pn533 core driver. It is added and
> > activated by the last to patches.
> > The way to add the autopoll later in seperate patches is chosen, to
> > show, that the uart phy driver can also work with the software poll
> > loop, if someone needs that for some reason.
> > This patchset is already rebased on Johans "NFC: pn533: fix
> > use-after-free and memleaks" patch
> > https://lore.kernel.org/netdev/20191007164059.5927-1-johan@kernel.org/
> > as they would conflict.
> > If for some reason Johans patch will not get merged, I can of course
> > provide the patchset without depending on this patch.
> 
> The memleak patch was a fix and it's on its way to the current 5.4-rc
> releases - therefore it was merged into the net tree. Your set adds
> support for a new bus, and will go into the net-next tree.
> 
> It'd be best if you reposted once the net tree was merged into the
> net-next tree (which usually happens every week or two). If you'd
> rather not wait you need to rebase on top of the current net-next tree,
> and maintainers will handle the conflicts.

Thank you very much for this valueable information. I will repost the
v10 of this patchset rebased on net-next, when the fix is appears there.