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From: Johan Hovold <johan@kernel.org>
To: Tony Lindgren <tony@atomide.com>
Cc: Johan Hovold <johan@kernel.org>,
	Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
	Rob Herring <robh@kernel.org>,
	Alan Cox <gnomes@lxorguk.ukuu.org.uk>,
	Lee Jones <lee.jones@linaro.org>, Jiri Slaby <jslaby@suse.cz>,
	Merlijn Wajer <merlijn@wizzup.org>, Pavel Machek <pavel@ucw.cz>,
	Peter Hurley <peter@hurleysoftware.com>,
	Sebastian Reichel <sre@kernel.org>,
	linux-serial@vger.kernel.org, devicetree@vger.kernel.org,
	linux-kernel@vger.kernel.org, linux-omap@vger.kernel.org
Subject: Re: [PATCHv6 0/4] n_gsm serdev support and protocol driver for droid4 modem
Date: Thu, 28 May 2020 10:24:20 +0200	[thread overview]
Message-ID: <20200528082420.GA10358@localhost> (raw)
In-Reply-To: <20200423153756.GE37466@atomide.com>

Hi Tony,

Sorry about the late reply on this.

On Thu, Apr 23, 2020 at 08:37:56AM -0700, Tony Lindgren wrote:
> * Johan Hovold <johan@kernel.org> [200423 11:44]:

> > I know the location of this driver has been up for discussion already,
> > but drivers/tty/serdev/protocol still isn't right (e.g. we don't have an
> > drivers/i2c/protocol directory where we stuff random i2c client
> > drivers).
> 
> Argh, the location of driver again.. So we do have the custom motorola
> layer to deal with on top of TS 27.010, but the custom handling is
> contained within the driver. So maybe just drivers/serial for the
> custom driver then.

Yeah, that should do for now; n_gsm is a serial driver (exposing tty
devices) after all.

> > Last, it seems you've based the serdev-ngsm-motmdm.c chardev
> > implementation on a more or less verbatim copy of drivers/gnss/core.c.
> > I'd appreciate if you could mention that in the file header and
> > reproduce the copyright notice if you end up keeping that interface.
> 
> Oh yes indeed, thanks for pointing that out. I'll add it to the next
> version. The chardev code is for sure based on drivers/gnss.
> 
> To explain my ignorance, I added the chardev support initially as an
> experiment to see if I can handle the motorola packet layer better
> that way compared to the n_gsm ttys and userspace handling. It ended
> up working quite nicely, so I kept it but then I accidentally left
> out references to the source. Sorry about that.

No worries.

Johan

  parent reply	other threads:[~2020-05-28  8:24 UTC|newest]

Thread overview: 19+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-04-21 23:27 Tony Lindgren
2020-04-21 23:27 ` [PATCH 1/4] tty: n_gsm: Add support for serdev drivers Tony Lindgren
2020-04-21 23:27 ` [PATCH 2/4] serdev: ngsm-motmdm: Add Motorola TS 27.010 serdev modem driver for droid4 Tony Lindgren
2020-04-21 23:27 ` [PATCH 3/4] dt-bindings: serdev: motmdm: Add binding for motorola-mdm Tony Lindgren
2020-04-21 23:27 ` [PATCH 4/4] ARM: dts: omap4-droid4: Enable basic modem support Tony Lindgren
2020-04-23 11:43 ` [PATCHv6 0/4] n_gsm serdev support and protocol driver for droid4 modem Johan Hovold
2020-04-23 15:37   ` Tony Lindgren
2020-04-23 23:27     ` Tony Lindgren
2020-04-25 16:58       ` Tony Lindgren
2020-05-28  8:24     ` Johan Hovold [this message]
2020-12-20 22:48       ` Pavel Machek
2020-12-24  8:02         ` Tony Lindgren
2020-12-24 14:59           ` Pavel Machek
2021-01-02 16:23           ` Pavel Machek
2020-04-24 21:50   ` Pavel Machek
2020-04-24 22:15     ` Tony Lindgren
2020-04-26  7:27       ` Pavel Machek
2020-04-26 20:07       ` Pavel Machek
2020-04-26 23:25         ` Tony Lindgren

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