From patchwork Tue Apr 21 22:54:18 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Asutosh Das (asd)" X-Patchwork-Id: 11502405 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 18A0D913 for ; Tue, 21 Apr 2020 22:54:50 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 004F5206D9 for ; Tue, 21 Apr 2020 22:54:49 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726414AbgDUWym (ORCPT ); Tue, 21 Apr 2020 18:54:42 -0400 Received: from alexa-out-sd-02.qualcomm.com ([199.106.114.39]:22874 "EHLO alexa-out-sd-02.qualcomm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726405AbgDUWyk (ORCPT ); Tue, 21 Apr 2020 18:54:40 -0400 Received: from unknown (HELO ironmsg04-sd.qualcomm.com) ([10.53.140.144]) by alexa-out-sd-02.qualcomm.com with ESMTP; 21 Apr 2020 15:54:40 -0700 Received: from asutoshd-linux1.qualcomm.com ([10.46.160.39]) by ironmsg04-sd.qualcomm.com with ESMTP; 21 Apr 2020 15:54:40 -0700 Received: by asutoshd-linux1.qualcomm.com (Postfix, from userid 92687) id 190EB20A3C; Tue, 21 Apr 2020 15:54:40 -0700 (PDT) From: Asutosh Das To: cang@codeaurora.org, martin.petersen@oracle.com, Avri.Altman@wdc.com, linux-scsi@vger.kernel.org Cc: Asutosh Das , linux-arm-msm@vger.kernel.org, Andy Gross , Bjorn Andersson , Alim Akhtar , Avri Altman , "James E.J. Bottomley" , linux-kernel@vger.kernel.org (open list) Subject: [PATCH v2 3/3] ufs-qcom: scsi: configure write booster type Date: Tue, 21 Apr 2020 15:54:18 -0700 Message-Id: <90ee50d5123e7ef4f04fba2ba281bb2e2e9ce1e5.1587509578.git.asutoshd@codeaurora.org> X-Mailer: git-send-email 2.7.4 In-Reply-To: References: In-Reply-To: <6519cd576299d5881129b0e48870a53a0afc7835.1587509578.git.asutoshd@codeaurora.org> References: <6519cd576299d5881129b0e48870a53a0afc7835.1587509578.git.asutoshd@codeaurora.org> Sender: linux-scsi-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-scsi@vger.kernel.org Configure the WriteBooster type to preserve user-space mode. This would ensure that no user-space capacity is reduced when write booster is enabled. Enable WB for Qualcomm platform. Signed-off-by: Asutosh Das --- drivers/scsi/ufs/ufs-qcom.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/scsi/ufs/ufs-qcom.c b/drivers/scsi/ufs/ufs-qcom.c index 19aa5c4..6e4000d 100644 --- a/drivers/scsi/ufs/ufs-qcom.c +++ b/drivers/scsi/ufs/ufs-qcom.c @@ -1071,6 +1071,7 @@ static void ufs_qcom_set_caps(struct ufs_hba *hba) hba->caps |= UFSHCD_CAP_CLK_GATING | UFSHCD_CAP_HIBERN8_WITH_CLK_GATING; hba->caps |= UFSHCD_CAP_CLK_SCALING; hba->caps |= UFSHCD_CAP_AUTO_BKOPS_SUSPEND; + hba->caps |= UFSHCD_CAP_WB_EN; if (host->hw_ver.major >= 0x2) { host->caps = UFS_QCOM_CAP_QUNIPRO |