From mboxrd@z Thu Jan 1 00:00:00 1970 From: Heiner Kallweit Subject: [PATCH 0/5] mmc: meson-gx: add cmd23 and descriptor chain mode Date: Wed, 15 Mar 2017 20:16:16 +0100 Message-ID: Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit Return-path: Received: from mail-wr0-f169.google.com ([209.85.128.169]:33649 "EHLO mail-wr0-f169.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751495AbdCOTQf (ORCPT ); Wed, 15 Mar 2017 15:16:35 -0400 Received: by mail-wr0-f169.google.com with SMTP id u48so17654607wrc.0 for ; Wed, 15 Mar 2017 12:16:34 -0700 (PDT) Sender: linux-mmc-owner@vger.kernel.org List-Id: linux-mmc@vger.kernel.org To: Ulf Hansson , Kevin Hilman Cc: "linux-mmc@vger.kernel.org" , linux-amlogic@lists.infradead.org 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