From mboxrd@z Thu Jan 1 00:00:00 1970 From: Marc Kleine-Budde Subject: Re: [RFC v2 0/7] pch_can/c_can: fix races and add PCH support to c_can Date: Fri, 07 Dec 2012 00:34:15 +0100 Message-ID: <50C12B77.1060501@pengutronix.de> References: <1354199987-10350-1-git-send-email-wg@grandegger.com> <4036287.fuKZ6k5idx@ws-stein> <50C0AC38.8080405@grandegger.com> <9545085.epYbjMqEeA@ws-stein> Mime-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="------------enig07D12E45EE91A09D76C316C5" Return-path: Received: from metis.ext.pengutronix.de ([92.198.50.35]:47332 "EHLO metis.ext.pengutronix.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932156Ab2LFXeT (ORCPT ); Thu, 6 Dec 2012 18:34:19 -0500 In-Reply-To: <9545085.epYbjMqEeA@ws-stein> Sender: linux-can-owner@vger.kernel.org List-ID: To: Alexander Stein Cc: Wolfgang Grandegger , linux-can@vger.kernel.org, bhupesh.sharma@st.com, tomoya.rohm@gmail.com This is an OpenPGP/MIME signed message (RFC 2440 and 3156) --------------enig07D12E45EE91A09D76C316C5 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable On 12/06/2012 06:14 PM, Alexander Stein wrote: >> This is a typical out-of-sequence reception with a=20 >> RX-goes-into-first-free-mailbox hardware. I've implemented the >> algorithm used in the at91 and fixed the one for the ti_hecc. >=20 > Marc, do you mean out-of-sequence reception with such mailbox types > can happen even with the algorithm used in c_can and at91? It can happen, if the algorithm isn't implemented properly and adopted to the needs of the hardware. On the unmodified ti_hecc we see this out-of-sequence problems, 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 | --------------enig07D12E45EE91A09D76C316C5 Content-Type: application/pgp-signature; name="signature.asc" Content-Description: OpenPGP digital signature Content-Disposition: attachment; filename="signature.asc" -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.12 (GNU/Linux) Comment: Using GnuPG with undefined - http://www.enigmail.net/ iEYEARECAAYFAlDBK3cACgkQjTAFq1RaXHMxOwCfeeKj76qCh+8L962Dlmvfo54R IvwAnAgHvT4dkjmFaAhkrFMJIpX9oDQ5 =Nyfx -----END PGP SIGNATURE----- --------------enig07D12E45EE91A09D76C316C5--