From mboxrd@z Thu Jan 1 00:00:00 1970 From: Marc Kleine-Budde Subject: Re: adding can4linux to drivers/char Date: Mon, 23 Sep 2013 15:46:15 +0200 Message-ID: <52404627.7000807@pengutronix.de> References: <1881932.U1kQQJkqCz@heinz.site> <523DA147.7090403@pengutronix.de> <523DD2C3.7000505@pengutronix.de> Mime-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="WUwOxtOXuvUcmjHVXQtxO08vPkRBVNa8f" Return-path: Received: from metis.ext.pengutronix.de ([92.198.50.35]:43043 "EHLO metis.ext.pengutronix.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753538Ab3IWNqW (ORCPT ); Mon, 23 Sep 2013 09:46:22 -0400 In-Reply-To: <523DD2C3.7000505@pengutronix.de> Sender: linux-can-owner@vger.kernel.org List-ID: To: Sebastian Haas Cc: =?UTF-8?B?SGVpbnotSsO8cmdlbiBPZXJ0ZWw=?= , linux-can@vger.kernel.org This is an OpenPGP/MIME signed message (RFC 4880 and 3156) --WUwOxtOXuvUcmjHVXQtxO08vPkRBVNa8f Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable On 09/21/2013 07:09 PM, Marc Kleine-Budde wrote: > On 09/21/2013 06:37 PM, Sebastian Haas wrote: >> As Oliver already pointed out there are a bunch of applications outsid= e >> which may require a can4linux-like chardev API. >> >> But I also agree that merging an additional CAN framework makes not >> much sense. I prefer to port can4linux drivers to SocketCAN for not >> yet supported devices. But we may also think about an emulation of >> chardev based APIs like can4linux to support legacy applications. >=20 > The emulation could probably be done in userspace. I'll ask our > userspace graphics guys how they emulate legacy /dev/fbX on top of drm.= They use CUSE, too. Marc --=20 Pengutronix e.K. | Marc Kleine-Budde | Industrial Linux Solutions | Phone: +49-231-2826-924 | Vertretung West/Dortmund | Fax: +49-5121-206917-5555 | Amtsgericht Hildesheim, HRA 2686 | http://www.pengutronix.de | --WUwOxtOXuvUcmjHVXQtxO08vPkRBVNa8f Content-Type: application/pgp-signature; name="signature.asc" Content-Description: OpenPGP digital signature Content-Disposition: attachment; filename="signature.asc" -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.14 (GNU/Linux) Comment: Using GnuPG with Icedove - http://www.enigmail.net/ iEYEARECAAYFAlJARioACgkQjTAFq1RaXHPCawCeLJP8q3s/kYB9S7S5XbfkIDv3 aaIAoJceUQ0s4KefGYAiIyNg2qficM/j =Vsss -----END PGP SIGNATURE----- --WUwOxtOXuvUcmjHVXQtxO08vPkRBVNa8f--