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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 20D5DC04A68 for ; Thu, 28 Jul 2022 23:23:24 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232319AbiG1XXW (ORCPT ); Thu, 28 Jul 2022 19:23:22 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:46390 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230312AbiG1XXU (ORCPT ); Thu, 28 Jul 2022 19:23:20 -0400 Received: from mail-pj1-f44.google.com (mail-pj1-f44.google.com [209.85.216.44]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 3C4F6785A9; Thu, 28 Jul 2022 16:23:19 -0700 (PDT) Received: by mail-pj1-f44.google.com with SMTP id o14-20020a17090a4b4e00b001f2f2b61be5so3639784pjl.4; Thu, 28 Jul 2022 16:23:19 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:message-id:date:mime-version:user-agent:subject :content-language:to:cc:references:from:in-reply-to :content-transfer-encoding; bh=4Ratr9Exz8Ftlqqn4wgISmjbTd17otGsA8sFttr7gCM=; b=uXA4SD0sR9TrlW49d3vTpWIXNxV4o4r63cm41dq7q7RSpXhKcBJoie2OiCkc8fBKFX RHWbKmVJx6mm4nkBtnW0PMCPTlIW+dKFBTK/PIo6AU1s493urXJ3xA+4sJ/fZ9UzmwCo XEUTn5T4J2sqoRMm8cgmtsyUSZy8O/hS287kuon+B6vDKSjvTM6NwLUaBnapMSQ2vA6y JnDvnpQVZ+plo1/3Puv1ys9VscFKnk4PxVb4j0PnaDIjoKDWsFmMmU1cHHKOQq0SECd8 rITvdRfEHEYFMBLH357ZvEn0Ow0zGFrxP7/v6g9bdt0+sNAPd8vrguLJ+iocJlLYhooI 5jZw== X-Gm-Message-State: ACgBeo2DwWyLaGwceWI7cW5Jp7eR542GWrYCSMee8PK8TqA07xXbadaF vG/dx9+oLeOfgy9R8CwVZsM= X-Google-Smtp-Source: AA6agR7ptvck88Z8HcDM/q4g4ud1V3N5WFiXZ3HEHBk+cET8Vm4bTTRPWiz5UVJ/NdEY0d6xiEITFQ== X-Received: by 2002:a17:902:cf09:b0:16d:3b47:d2dc with SMTP id i9-20020a170902cf0900b0016d3b47d2dcmr1038640plg.123.1659050598660; Thu, 28 Jul 2022 16:23:18 -0700 (PDT) Received: from ?IPV6:2620:0:1000:2514:ec20:15e1:edc2:6f55? ([2620:0:1000:2514:ec20:15e1:edc2:6f55]) by smtp.gmail.com with ESMTPSA id t1-20020a170902e84100b0016d1b708729sm1981305plg.132.2022.07.28.16.23.16 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Thu, 28 Jul 2022 16:23:17 -0700 (PDT) Message-ID: <3f96d798-e9bb-15d8-65b9-2383e112c654@acm.org> Date: Thu, 28 Jul 2022 16:23:16 -0700 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:91.0) Gecko/20100101 Thunderbird/91.11.0 Subject: Re: [PATCH v2] ufs: core: print capabilities in controller's sysfs node Content-Language: en-US To: Daniil Lunev , Adrian Hunter , Greg Kroah-Hartman Cc: Alim Akhtar , Avri Altman , Bean Huo , Daejun Park , "James E.J. Bottomley" , "Martin K. Petersen" , Mauro Carvalho Chehab , Sohaib Mohamed , Stanley Chu , linux-kernel@vger.kernel.org, linux-scsi@vger.kernel.org References: <20220729090521.v2.1.Id612b86fd30936dfd4c456b3341547c15cecf321@changeid> From: Bart Van Assche In-Reply-To: <20220729090521.v2.1.Id612b86fd30936dfd4c456b3341547c15cecf321@changeid> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 7/28/22 16:05, Daniil Lunev wrote: > +What: /sys/bus/platform/drivers/ufshcd/*/caps > +What: /sys/bus/platform/devices/*.ufs/caps > +Date: July 2022 > +Contact: Daniil Lunev > +Description: Read-only attribute. Enabled capabilities of the UFS driver. The > + enabled capabilities are determined by what is supported by the > + host controller and the UFS device. > + Format: 0x%08llx This documentation is useless since the meaning of the individual bits has not been documented. Thanks, Bart.