From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-15.2 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,NICE_REPLY_A,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED, USER_AGENT_SANE_1 autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id A83B2C6379D for ; Thu, 26 Nov 2020 08:15:17 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 596FB20DD4 for ; Thu, 26 Nov 2020 08:15:17 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2388675AbgKZIPB (ORCPT ); Thu, 26 Nov 2020 03:15:01 -0500 Received: from mga14.intel.com ([192.55.52.115]:54185 "EHLO mga14.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729107AbgKZIPB (ORCPT ); Thu, 26 Nov 2020 03:15:01 -0500 IronPort-SDR: o73TE2EC9GsrGxmSwP43h4r04R/Aio1KUS6l1x7jURtl8CT7OoiEoOmTqhdi+BfIfozznZTMjo Fz3rBlWa/hpA== X-IronPort-AV: E=McAfee;i="6000,8403,9816"; a="171474067" X-IronPort-AV: E=Sophos;i="5.78,371,1599548400"; d="scan'208";a="171474067" X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from fmsmga004.fm.intel.com ([10.253.24.48]) by fmsmga103.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 26 Nov 2020 00:15:01 -0800 IronPort-SDR: GT+jV+6JhxKeFSmlKrsBn6C4JcsItW6B4g5fgGn0cw9Gud+1a99YgD1DichrH3SosrivxQU61G ggQYIjdtPqIw== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.78,371,1599548400"; d="scan'208";a="362720839" Received: from ahunter-desktop.fi.intel.com (HELO [10.237.72.94]) ([10.237.72.94]) by fmsmga004.fm.intel.com with ESMTP; 26 Nov 2020 00:14:59 -0800 From: Adrian Hunter Subject: Re: [RFC PATCH v3.1 08/27] mmc: sdhci: add a kernel configuration for enabling UHS-II support To: AKASHI Takahiro , ulf.hansson@linaro.org Cc: linux-mmc@vger.kernel.org, linux-kernel@vger.kernel.org, ben.chuang@genesyslogic.com.tw, greg.tu@genesyslogic.com.tw References: <20201106022726.19831-1-takahiro.akashi@linaro.org> <20201106022726.19831-9-takahiro.akashi@linaro.org> Organization: Intel Finland Oy, Registered Address: PL 281, 00181 Helsinki, Business Identity Code: 0357606 - 4, Domiciled in Helsinki Message-ID: <98a9d355-80fe-ad48-e5c4-552e88e1c499@intel.com> Date: Thu, 26 Nov 2020 10:14:36 +0200 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.12.0 MIME-Version: 1.0 In-Reply-To: <20201106022726.19831-9-takahiro.akashi@linaro.org> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 6/11/20 4:27 am, AKASHI Takahiro wrote: > This kernel configuration, CONFIG_MMC_SDHCI_UHS2, will be used > in the following commits to indicate UHS-II specific code in sdhci > controllers. This patch needs to be combined with a patch that actually uses the config. > > Signed-off-by: Ben Chuang > Signed-off-by: AKASHI Takahiro > --- > drivers/mmc/host/Kconfig | 9 +++++++++ > 1 file changed, 9 insertions(+) > > diff --git a/drivers/mmc/host/Kconfig b/drivers/mmc/host/Kconfig > index 31481c9fcc2e..5ca9ac03db40 100644 > --- a/drivers/mmc/host/Kconfig > +++ b/drivers/mmc/host/Kconfig > @@ -89,6 +89,15 @@ config MMC_SDHCI_BIG_ENDIAN_32BIT_BYTE_SWAPPER > > This is the case for the Nintendo Wii SDHCI. > > +config MMC_SDHCI_UHS2 > + tristate "UHS2 support on SDHCI controller" > + depends on MMC_SDHCI > + help > + This option is selected by SDHCI controller drivers that want to > + support UHS2-capable devices. > + > + If you have a controller with this feature, say Y or M here. > + > config MMC_SDHCI_PCI > tristate "SDHCI support on PCI bus" > depends on MMC_SDHCI && PCI >