From mboxrd@z Thu Jan 1 00:00:00 1970 From: Adrian Hunter Subject: Re: [PATCH 0/4] mmc: mmc: Improve reliability of HS200/HS400 selection Date: Fri, 6 Nov 2015 14:55:58 +0200 Message-ID: <563CA35E.20200@intel.com> References: <1446035143-4949-1-git-send-email-adrian.hunter@intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit Return-path: Received: from mga14.intel.com ([192.55.52.115]:58469 "EHLO mga14.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932824AbbKFM7C (ORCPT ); Fri, 6 Nov 2015 07:59:02 -0500 In-Reply-To: Sender: linux-mmc-owner@vger.kernel.org List-Id: linux-mmc@vger.kernel.org To: Ulf Hansson Cc: linux-mmc , Jaehoon Chung , Chaotian Jing On 06/11/15 13:03, Ulf Hansson wrote: > On 28 October 2015 at 13:25, Adrian Hunter wrote: >> Hi >> >> Here are some patches that improve the reliability of selecting >> eMMC HS200 or HS400 mode. >> >> Generally the improvement is to match the host controller timing >> setting with the card mode before sending commands. >> >> >> Adrian Hunter (4): >> mmc: mmc: Improve reliability of mmc_select_hs200() >> mmc: mmc: Fix HS setting in mmc_select_hs400() >> mmc: mmc: Move mmc_switch_status() >> mmc: mmc: Improve reliability of mmc_select_hs400() >> >> drivers/mmc/core/mmc.c | 93 +++++++++++++++++++++++++++++++++++++------------- >> 1 file changed, 69 insertions(+), 24 deletions(-) >> > Thanks for looking at the patches. > Adrian, these patches looks good to me. I plan to queue them for 4.5 > but perhaps those should even go as fixes!? 4.5 is fine for me. A quick check seemed to show the patches apply cleanly back to 4.2, so I guess you could cc stable and then the patches get exposure in next before going to stable. > > Additionally, it would be great if someone could help testing this on > a few platforms. Yes, indeed.