From mboxrd@z Thu Jan 1 00:00:00 1970 From: Heiner Kallweit Subject: [PATCH 00/18] mmc: meson-gx: code and performance improvements Date: Tue, 14 Feb 2017 21:05:16 +0100 Message-ID: <74c3a06c-d972-1e70-fb22-744df8ef31d9@gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit Return-path: Received: from mail-wm0-f67.google.com ([74.125.82.67]:36616 "EHLO mail-wm0-f67.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751366AbdBNUH3 (ORCPT ); Tue, 14 Feb 2017 15:07:29 -0500 Received: by mail-wm0-f67.google.com with SMTP id r18so5221026wmd.3 for ; Tue, 14 Feb 2017 12:07:28 -0800 (PST) Sender: linux-mmc-owner@vger.kernel.org List-Id: linux-mmc@vger.kernel.org To: Ulf Hansson , Kevin Hilman Cc: Carlo Caione , "linux-mmc@vger.kernel.org" , linux-amlogic@lists.infradead.org This patch series includes several improvements and boosted the read performance from 13 MB/s to 32 MB/s (at 60MHz clock rate) on a Odroid C2 with a 128GB eMMC module. Higher frequencies needed tuning in my case. With some hacked test tuning I reached 52 MB/s at 200MHz. With a 8GB card 200MHz were stable out of the box, but with less performacne. Heiner Kallweit (18): mmc: meson-gx: set segment host parameters mmc: meson-gx: remove code for unsupported CMD23 mmc: meson-gx: explicitely call stop command for multi-block commands only mmc: meson-gx: improve meson_mmc_start_cmd mmc: meson-gx: eliminate struct sd_emmc_data mmc: meson-gx: simplify bounce buffer setting in meson_mmc_start_cmd mmc: meson-gx: check return value of sg_copy_[from,to]_buffer mmc: meson-gx: make two functions return void mmc: meson-gx: change interrupt name mmc: meson-gx: remove unused members irq, ocr_mask from struct meson_host mmc: meson-gx: remove unneeded variable in meson_mmc_clk_init mmc: meson-gx: remove member parent_mux from struct meson_host mmc: meson-gx: remove unneeded meson_mmc_clk_set in meson_mmc_clk_init mmc: meson-gx: remove unneeded devm_kstrdup in meson_mmc_clk_init mmc: meson-gx: improve initial configuration mmc: meson-gx: improve response reading and sending stop command mmc: meson-gx: remove member mrq from struct meson_host mmc: meson-gx: move handling of one case from threaded handler to main irq drivers/mmc/host/meson-gx-mmc.c | 241 ++++++++++++++++------------------------ 1 file changed, 97 insertions(+), 144 deletions(-) -- 2.11.1