From mboxrd@z Thu Jan 1 00:00:00 1970 From: Heiner Kallweit Subject: Re: [PATCH 0/5] mmc: meson-gx: add cmd23 and descriptor chain mode Date: Fri, 24 Mar 2017 19:00:25 +0100 Message-ID: <459cf886-d01d-9d8b-ea6f-49bd0bdece07@gmail.com> References: Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit Return-path: Received: from mail-wm0-f66.google.com ([74.125.82.66]:36821 "EHLO mail-wm0-f66.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754310AbdCXSBw (ORCPT ); Fri, 24 Mar 2017 14:01:52 -0400 Received: by mail-wm0-f66.google.com with SMTP id x124so2044153wmf.3 for ; Fri, 24 Mar 2017 11:01:09 -0700 (PDT) In-Reply-To: Sender: linux-mmc-owner@vger.kernel.org List-Id: linux-mmc@vger.kernel.org To: Ulf Hansson Cc: Kevin Hilman , "linux-mmc@vger.kernel.org" , linux-amlogic@lists.infradead.org Am 24.03.2017 um 08:27 schrieb Ulf Hansson: > On 15 March 2017 at 20:16, Heiner Kallweit wrote: >> Apart from three minor improvements this patch series adds support >> for CMD23 mode and switches the driver to descriptor chain mode. >> >> On my system with a 128GB eMMC card this increased the read >> performance from 10 - 15 MB/s to 140 MB/s. >> >> Successfully tested on a Odroid C2 with custom uboot based on recent >> mainline uboot. Behavior might be different with vendor uboot. >> >> Heiner Kallweit (5): >> mmc: meson-gx: switch irq name to DT node name >> mmc: meson-gx: improve response reading >> mmc: meson-gx: use block mode also for just one block >> mmc: meson-gx: add support for CMD23 mode >> mmc: meson-gx: switch to descriptor chain mode >> >> drivers/mmc/host/meson-gx-mmc.c | 258 ++++++++++++++++++++++------------------ >> 1 file changed, 142 insertions(+), 116 deletions(-) >> >> -- >> 2.12.0 >> > > Heiner, > > As I just applied the series for the "small refactoring", how do you > want me to handle this one. Is it safe to apply on top or do you need > to re-base it? > This series is superseded. I have reports that introducing descriptor chain mode breaks SDIO. I'm working on a fixed version which will need some more testing before I submit it. Thanks for asking! Rgds, Heiner > Kind regards > Uffe >