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=-8.1 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,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 294BFC4332D for ; Sat, 21 Mar 2020 00:52:11 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id DB1742070A for ; Sat, 21 Mar 2020 00:52:10 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (1024-bit key) header.d=mg.codeaurora.org header.i=@mg.codeaurora.org header.b="lsG/hasV" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726935AbgCUAwK (ORCPT ); Fri, 20 Mar 2020 20:52:10 -0400 Received: from mail27.static.mailgun.info ([104.130.122.27]:59970 "EHLO mail27.static.mailgun.info" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726773AbgCUAwK (ORCPT ); Fri, 20 Mar 2020 20:52:10 -0400 DKIM-Signature: a=rsa-sha256; v=1; c=relaxed/relaxed; d=mg.codeaurora.org; q=dns/txt; s=smtp; t=1584751929; h=Content-Transfer-Encoding: Content-Type: In-Reply-To: MIME-Version: Date: Message-ID: References: To: From: Subject: Sender; bh=G4z1oKf4SWHGRLRRuZmdZJiLNCa/sv2SEKL0nojzjCA=; b=lsG/hasVGX4qjtd01c36M2hKHDLtgD1HRn6hBkkWbcY1iIPEuy83RYA45xms04QUCxQn/1NA oix74Fc0vUf88IUsEQHbSPiCSR09IAlo6ylzTolnciYR9kuVSz9sGJvZLWdO36Iv7hrkxxVt bBEv2nOVHCnElS5zRCu3h0v+c7Y= X-Mailgun-Sending-Ip: 104.130.122.27 X-Mailgun-Sid: WyJlNmU5NiIsICJsaW51eC1zY3NpQHZnZXIua2VybmVsLm9yZyIsICJiZTllNGEiXQ== Received: from smtp.codeaurora.org (ec2-35-166-182-171.us-west-2.compute.amazonaws.com [35.166.182.171]) by mxa.mailgun.org with ESMTP id 5e756536.7fd0e8c2dea0-smtp-out-n05; Sat, 21 Mar 2020 00:52:06 -0000 (UTC) Received: by smtp.codeaurora.org (Postfix, from userid 1001) id CC1B3C433CB; Sat, 21 Mar 2020 00:52:05 +0000 (UTC) Received: from [192.168.8.111] (cpe-70-95-153-89.san.res.rr.com [70.95.153.89]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) (Authenticated sender: asutoshd) by smtp.codeaurora.org (Postfix) with ESMTPSA id 5044AC433D2; Sat, 21 Mar 2020 00:52:05 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 smtp.codeaurora.org 5044AC433D2 Authentication-Results: aws-us-west-2-caf-mail-1.web.codeaurora.org; dmarc=none (p=none dis=none) header.from=codeaurora.org Authentication-Results: aws-us-west-2-caf-mail-1.web.codeaurora.org; spf=none smtp.mailfrom=asutoshd@codeaurora.org Subject: Re: [ 2/3] ufs-qcom: scsi: configure write booster type From: "Asutosh Das (asd)" To: asutoshd@qti.qualcomm.com, linux-scsi@vger.kernel.org References: <116b8c6bed27ffbee9da6ccfd52a2fdc612648b4.1584750888.git.asutoshd@codeaurora.org> Message-ID: <13af63cc-c0f2-72c0-14aa-18ff8fd3751f@codeaurora.org> Date: Fri, 20 Mar 2020 17:52:04 -0700 User-Agent: Mozilla/5.0 (Windows NT 10.0; WOW64; rv:68.0) Gecko/20100101 Thunderbird/68.5.0 MIME-Version: 1.0 In-Reply-To: <116b8c6bed27ffbee9da6ccfd52a2fdc612648b4.1584750888.git.asutoshd@codeaurora.org> Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: en-US Content-Transfer-Encoding: 7bit Sender: linux-scsi-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-scsi@vger.kernel.org On 3/20/2020 5:48 PM, Asutosh Das wrote: > Configure the WriteBooster type to preserve user-space mode. > This would ensure that no user-space capacity is reduced > when write booster is enabled. > > Change-Id: I4144531a73ea3b5d5ede76beae45722366b1e75c > Signed-off-by: Asutosh Das > --- > drivers/scsi/ufs/ufs-qcom.c | 7 +++++++ > 1 file changed, 7 insertions(+) > > diff --git a/drivers/scsi/ufs/ufs-qcom.c b/drivers/scsi/ufs/ufs-qcom.c > index 6115ac6..59f3243 100644 > --- a/drivers/scsi/ufs/ufs-qcom.c > +++ b/drivers/scsi/ufs/ufs-qcom.c > @@ -1689,6 +1689,12 @@ static void ufs_qcom_device_reset(struct ufs_hba *hba) > usleep_range(10, 15); > } > > +static u32 ufs_qcom_wb_get_user_cap_mode(struct ufs_hba *hba) > +{ > + /* QCom prefers no user-space reduction mode */ > + return UFS_WB_BUFF_PRESERVE_USER_SPACE; > +} > + > /** > * struct ufs_hba_qcom_vops - UFS QCOM specific variant operations > * > @@ -1710,6 +1716,7 @@ static const struct ufs_hba_variant_ops ufs_hba_qcom_vops = { > .resume = ufs_qcom_resume, > .dbg_register_dump = ufs_qcom_dump_dbg_regs, > .device_reset = ufs_qcom_device_reset, > + .wb_get_user_cap_mode = ufs_qcom_wb_get_user_cap_mode, > }; > > /** > Hi, Please ignore this patch, I'll send the proper series. -- The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum, Linux Foundation Collaborative Project