From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1759966AbZEMSAT (ORCPT ); Wed, 13 May 2009 14:00:19 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1755090AbZEMSAF (ORCPT ); Wed, 13 May 2009 14:00:05 -0400 Received: from 82-117-125-11.tcdsl.calypso.net ([82.117.125.11]:60884 "EHLO smtp.ossman.eu" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752139AbZEMSAE (ORCPT ); Wed, 13 May 2009 14:00:04 -0400 Date: Wed, 13 May 2009 19:59:56 +0200 From: Pierre Ossman To: Tobias Diedrich Cc: SDHCI development , linux-kernel@vger.kernel.org Subject: Re: Ricoh R5C822 and QUIRK_FORCE_DMA Message-ID: <20090513195956.30f78012@mjolnir.ossman.eu> In-Reply-To: <20090430224524.GA9487@yamamaya.is-a-geek.org> References: <20090430224524.GA9487@yamamaya.is-a-geek.org> X-Mailer: Claws Mail 3.7.1 (GTK+ 2.16.1; x86_64-redhat-linux-gnu) Mime-Version: 1.0 Content-Type: multipart/signed; micalg=PGP-SHA1; protocol="application/pgp-signature"; boundary="=_freyr.ossman.eu-8146-1242237600-0001-2" Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This is a MIME-formatted message. If you see this text it means that your E-mail software does not support MIME-formatted messages. --=_freyr.ossman.eu-8146-1242237600-0001-2 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: quoted-printable (cc:ing sdhci-devel) On Fri, 1 May 2009 00:45:24 +0200 Tobias Diedrich wrote: >=20 > Do you know any controller bugs for this revision which may be the > reason for not advertising DMA capability? > I haven't done any big tests yet, but at first glance it seems to > read/write the card just fine. >=20 Might be a system problem so it's Lenovo that disabled it. You're the first report I've seen on this since the DMA logic was reworked so that DMA didn't have to be forced for most cases. Is there anyone else reading this that are having DMA problems? Rgds --=20 -- Pierre Ossman WARNING: This correspondence is being monitored by the Swedish government. Make sure your server uses encryption for SMTP traffic and consider using PGP for end-to-end encryption. --=_freyr.ossman.eu-8146-1242237600-0001-2 Content-Type: application/pgp-signature; name="signature.asc" Content-Transfer-Encoding: 7bit Content-Disposition: attachment; filename=signature.asc -----BEGIN PGP SIGNATURE----- Version: GnuPG v2.0.11 (GNU/Linux) iEYEARECAAYFAkoLCqAACgkQ7b8eESbyJLhxrQCgikIgIlWa4z72vWvHmmah1hIQ OL0An3R8/0BhOLKza68MHs1QlnLmrZNS =r6hk -----END PGP SIGNATURE----- --=_freyr.ossman.eu-8146-1242237600-0001-2--