From patchwork Fri Dec 5 17:41:01 2014 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Adrian Hunter X-Patchwork-Id: 5444971 Return-Path: X-Original-To: patchwork-linux-mmc@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork2.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.19.201]) by patchwork2.web.kernel.org (Postfix) with ESMTP id 18037BEEA8 for ; Fri, 5 Dec 2014 17:43:19 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 4DA18201EC for ; Fri, 5 Dec 2014 17:43:18 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 46E8B2020F for ; Fri, 5 Dec 2014 17:43:17 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751777AbaLERnQ (ORCPT ); Fri, 5 Dec 2014 12:43:16 -0500 Received: from mga02.intel.com ([134.134.136.20]:60352 "EHLO mga02.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751378AbaLERnP (ORCPT ); Fri, 5 Dec 2014 12:43:15 -0500 Received: from orsmga002.jf.intel.com ([10.7.209.21]) by orsmga101.jf.intel.com with ESMTP; 05 Dec 2014 09:42:57 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.07,523,1413270000"; d="scan'208";a="649043407" Received: from ahunter-desktop.fi.intel.com ([10.237.72.97]) by orsmga002.jf.intel.com with ESMTP; 05 Dec 2014 09:42:54 -0800 From: Adrian Hunter To: Ulf Hansson , Chris Ball Cc: linux-mmc , Aaron Lu , Philip Rakity , Girish K S , Al Cooper , Arend van Spriel Subject: [PATCH 03/13] mmc: core: Disable re-tuning when card is no longer initialized Date: Fri, 5 Dec 2014 19:41:01 +0200 Message-Id: <1417801271-15575-4-git-send-email-adrian.hunter@intel.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1417801271-15575-1-git-send-email-adrian.hunter@intel.com> References: <1417801271-15575-1-git-send-email-adrian.hunter@intel.com> Organization: Intel Finland Oy, Registered Address: PL 281, 00181 Helsinki, Business Identity Code: 0357606 - 4, Domiciled in Helsinki Sender: linux-mmc-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-mmc@vger.kernel.org X-Spam-Status: No, score=-6.9 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_HI, T_RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP Re-tuning is done before a request is sent to the card. Host controller drivers can choose to enable re-tuning when tuning is done during card initialization. To ensure that re-tuning gets disabled, add disabling to mmc_set_initial_state() which is called whenever the card is powered on, off, or reset. Signed-off-by: Adrian Hunter --- drivers/mmc/core/core.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/mmc/core/core.c b/drivers/mmc/core/core.c index b329725..fcde4da 100644 --- a/drivers/mmc/core/core.c +++ b/drivers/mmc/core/core.c @@ -1128,6 +1128,8 @@ void mmc_set_bus_width(struct mmc_host *host, unsigned int width) */ void mmc_set_initial_state(struct mmc_host *host) { + mmc_retune_disable(host); + if (mmc_host_is_spi(host)) host->ios.chip_select = MMC_CS_HIGH; else