From mboxrd@z Thu Jan 1 00:00:00 1970 From: Pavel Machek Subject: Re: [Letux-kernel] [PATCH v5 3/5] misc serdev: Add w2sg0004 (gps receiver) power control driver Date: Tue, 27 Feb 2018 19:38:26 +0100 Message-ID: <20180227183826.GA32473@amd> References: <5494ad34b39a6c62601e3747440268dfb3be7d5a.1512114576.git.hns@goldelico.com> <20171222124427.GI3374@localhost> <91850CC3-B280-4701-9D07-96AFF3A79A6F@goldelico.com> <90F9A8E4-035A-4A9E-8AAB-757491D63E69@goldelico.com> <20180112153903.GB5992@localhost> <20180212152618.GC13962@amd> <20180227070415.GB18666@localhost> Mime-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="J2SCkAp4GZ/dPZZf" Return-path: Content-Disposition: inline In-Reply-To: <20180227070415.GB18666@localhost> Sender: linux-kernel-owner@vger.kernel.org To: Johan Hovold Cc: "H. Nikolaus Schaller" , Mark Rutland , DTML , Thierry Reding , Jonathan Cameron , Arnd Bergmann , Tony Lindgren , Greg Kroah-Hartman , Russell King , Linux Kernel Mailing List , Rob Herring , Kevin Hilman , =?iso-8859-1?Q?Beno=EEt?= Cousson , kernel@pyra-handheld.com, Discussions about the Letux Kernel , linux-omap , Andreas =?iso-8859-1?Q?F=E4rber?= , Linux ARM List-Id: devicetree@vger.kernel.org --J2SCkAp4GZ/dPZZf Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable Hi! > > > > Let's restart this discussion and focus on the main roadblock (othe= rs > > > > are minor details which can be sorted out later). > > > >=20 > > > > If it feels like a hack, the key issue seems to me to be the choice= of > > > > the API to present the GPS data to user space. Right? > > >=20 > > > Or even more fundamentally, does this belong in the kernel at all? > >=20 > > Yes, it does. >=20 > But not necessarily in its current form. Not necessarily, no. OTOH this hack was not too bad IIRC and we usually do present NMEA to userspace at the moment. We'll need proper GPS subsystem one day, but I'm afraid that will take some time... Pavel --=20 (english) http://www.livejournal.com/~pavelmachek (cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blo= g.html --J2SCkAp4GZ/dPZZf Content-Type: application/pgp-signature; name="signature.asc" Content-Description: Digital signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iEYEARECAAYFAlqVpaIACgkQMOfwapXb+vLVKACcCK9CCeKVQ3hMNwRNIJJgsPv1 XuAAnRVH+t7hwwDq1BgR1dcqpRfgd2e4 =XIu1 -----END PGP SIGNATURE----- --J2SCkAp4GZ/dPZZf--