From patchwork Mon Aug 24 08:31:12 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Greg KH X-Patchwork-Id: 265124 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=-13.7 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED, DKIM_VALID, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY, SPF_HELO_NONE, SPF_PASS, USER_AGENT_GIT 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 03DE0C433E1 for ; Mon, 24 Aug 2020 08:56:57 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id D47C62072D for ; Mon, 24 Aug 2020 08:56:56 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1598259416; bh=WXvp02546LbDNcX171OiDWWC59ghuXzbW2bJ3O0fb3c=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=oR17l0ySZBfM1D7tzo3La11rpK3Cs7zPMpWGZVuKT+hTMdh/n/k/gm3qJQZQ6l0/+ /NqDIfYlq88PURtpQR4wPFabR4WjUFXTCG9C7a7G9YpDIUGqHtqgOTWJQXJ4z+CoeK jJTqop84uGGgiSe87i3a4Q5VnJhvYjo6OZ0aXoqM= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730588AbgHXI4y (ORCPT ); Mon, 24 Aug 2020 04:56:54 -0400 Received: from mail.kernel.org ([198.145.29.99]:43008 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1730599AbgHXI4v (ORCPT ); Mon, 24 Aug 2020 04:56:51 -0400 Received: from localhost (83-86-89-107.cable.dynamic.v4.ziggo.nl [83.86.89.107]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 85F5F206F0; Mon, 24 Aug 2020 08:56:50 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1598259411; bh=WXvp02546LbDNcX171OiDWWC59ghuXzbW2bJ3O0fb3c=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=tua/jMdFgUpS2Ix7fgMu+7C42dD+emTRzAeCM+vompftVVeSUktc3Agqe0YHvS3TQ c3enQtYyHTIXDblIIW7wZ0qtb/zBWJhdjrrYvBrMM37jsH05hjrqIe5ZNPSVZfJzAj NcXUheFykThf15mdTsUuxOBvBkck8cAXuyvrlKuI= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Bean Huo , Alim Akhtar , Stanley Chu , "Martin K. Petersen" , Sasha Levin Subject: [PATCH 4.19 21/71] scsi: ufs: Add DELAY_BEFORE_LPM quirk for Micron devices Date: Mon, 24 Aug 2020 10:31:12 +0200 Message-Id: <20200824082356.955599240@linuxfoundation.org> X-Mailer: git-send-email 2.28.0 In-Reply-To: <20200824082355.848475917@linuxfoundation.org> References: <20200824082355.848475917@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Sender: stable-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org From: Stanley Chu [ Upstream commit c0a18ee0ce78d7957ec1a53be35b1b3beba80668 ] It is confirmed that Micron device needs DELAY_BEFORE_LPM quirk to have a delay before VCC is powered off. Sdd Micron vendor ID and this quirk for Micron devices. Link: https://lore.kernel.org/r/20200612012625.6615-2-stanley.chu@mediatek.com Reviewed-by: Bean Huo Reviewed-by: Alim Akhtar Signed-off-by: Stanley Chu Signed-off-by: Martin K. Petersen Signed-off-by: Sasha Levin --- drivers/scsi/ufs/ufs_quirks.h | 1 + drivers/scsi/ufs/ufshcd.c | 2 ++ 2 files changed, 3 insertions(+) diff --git a/drivers/scsi/ufs/ufs_quirks.h b/drivers/scsi/ufs/ufs_quirks.h index 5d2dfdb41a6ff..758d3a67047df 100644 --- a/drivers/scsi/ufs/ufs_quirks.h +++ b/drivers/scsi/ufs/ufs_quirks.h @@ -21,6 +21,7 @@ #define UFS_ANY_VENDOR 0xFFFF #define UFS_ANY_MODEL "ANY_MODEL" +#define UFS_VENDOR_MICRON 0x12C #define UFS_VENDOR_TOSHIBA 0x198 #define UFS_VENDOR_SAMSUNG 0x1CE #define UFS_VENDOR_SKHYNIX 0x1AD diff --git a/drivers/scsi/ufs/ufshcd.c b/drivers/scsi/ufs/ufshcd.c index bd21c9cdf8183..ab628fd37e026 100644 --- a/drivers/scsi/ufs/ufshcd.c +++ b/drivers/scsi/ufs/ufshcd.c @@ -218,6 +218,8 @@ ufs_get_desired_pm_lvl_for_dev_link_state(enum ufs_dev_pwr_mode dev_state, static struct ufs_dev_fix ufs_fixups[] = { /* UFS cards deviations table */ + UFS_FIX(UFS_VENDOR_MICRON, UFS_ANY_MODEL, + UFS_DEVICE_QUIRK_DELAY_BEFORE_LPM), UFS_FIX(UFS_VENDOR_SAMSUNG, UFS_ANY_MODEL, UFS_DEVICE_QUIRK_DELAY_BEFORE_LPM), UFS_FIX(UFS_VENDOR_SAMSUNG, UFS_ANY_MODEL, UFS_DEVICE_NO_VCCQ),