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Date:   Wed, 4 Nov 2020 19:39:04 +0100
From:   Guennadi Liakhovetski <guennadi.liakhovetski@linux.intel.com>
To:     Mathieu Poirier <mathieu.poirier@linaro.org>
Cc:     ohad@wizery.com, bjorn.andersson@linaro.org,
        arnaud.pouliquen@st.com, linux-remoteproc@vger.kernel.org,
        linux-kernel@vger.kernel.org
Subject: Re: [PATCH v4 8/8] rpmsg: Turn name service into a stand alone driver
Message-ID: <20201104183904.GA31822@ubuntu>
References: <20201027175218.1033609-1-mathieu.poirier@linaro.org>
 <20201027175218.1033609-9-mathieu.poirier@linaro.org>
 <20201104140143.GA30197@ubuntu>
 <20201104173424.GB2893396@xps15>
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On Wed, Nov 04, 2020 at 10:34:24AM -0700, Mathieu Poirier wrote:
> On Wed, Nov 04, 2020 at 03:01:44PM +0100, Guennadi Liakhovetski wrote:
> > Hi Mathieu, Arnaud,
> > 
> > I've tried the patch set with my VirtIO / vhost audio implementation, 
> > in general it worked quite well, 
> 
> Very good - it would be nice if you could add your "Tested-by:" tags.

Sure, I guess it would be better if I reply with both "Tested-by" and 
"Reviewed-by" to your next version?

Thanks
Guennadi

> > On Tue, Oct 27, 2020 at 11:52:18AM -0600, Mathieu Poirier wrote:
> > > From: Arnaud Pouliquen <arnaud.pouliquen@st.com>
> > > 
> > > Make the RPMSG name service announcement a stand alone driver so that it
> > > can be reused by other subsystems.  It is also the first step in making the
> > > functionatlity transport independent, i.e that is not tied to virtIO.
> > > 
> > > Co-developed-by: Mathieu Poirier <mathieu.poirier@linaro.org>
> > > Signed-off-by: Arnaud Pouliquen <arnaud.pouliquen@st.com>
> > > ---
> > 
> > [snip]
> > 
> > > diff --git a/include/linux/rpmsg_ns.h b/include/linux/rpmsg_ns.h
> > > index bb479f430080..42786bb759b5 100644
> > > --- a/include/linux/rpmsg_ns.h
> > > +++ b/include/linux/rpmsg_ns.h
> > > @@ -39,4 +39,21 @@ enum rpmsg_ns_flags {
> > >  /* Address 53 is reserved for advertising remote services */
> > >  #define RPMSG_NS_ADDR			(53)
> > >  
> > > +/**
> > > + * rpmsg_ns_register_device() - register name service device based on rpdev
> > > + * @rpdev: prepared rpdev to be used for creating endpoints
> > > + *
> > > + * This function wraps rpmsg_register_device() preparing the rpdev for use as
> > > + * basis for the rpmsg name service device.
> > > + */
> > > +static inline int rpmsg_ns_register_device(struct rpmsg_device *rpdev)
> > > +{
> > > +       strcpy(rpdev->id.name, "rpmsg_ns");
> > 
> > you need to
> > 
> > #include <linux/rpmsg.h>
> 
> Of course yes - I'll simply add the header file.  I plan on having another
> revision addressing your comments out by the end of the week or early next week.
> 
> Thanks,
> Mathieu
> 
> > 
> > in this file for rpdev definition. Or you could leave this function in 
> > rpmsg_ns.c, then it's enough to forward-declare struct rpdev here.
> > 
> > Thanks
> > Guennadi
> > 
> > > +       rpdev->driver_override = "rpmsg_ns";
> > > +       rpdev->src = RPMSG_NS_ADDR;
> > > +       rpdev->dst = RPMSG_NS_ADDR;
> > > +
> > > +       return rpmsg_register_device(rpdev);
> > > +}
> > > +
> > >  #endif
> > > -- 
> > > 2.25.1
> > >