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=-13.1 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=unavailable 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 34163C433E1 for ; Thu, 20 Aug 2020 00:07:04 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 12EA4207FB for ; Thu, 20 Aug 2020 00:07:04 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1597882024; bh=di2ffhM93KuWPbjQWdPka5qwpk5VpGh7Bf232eFp8dU=; h=From:To:Cc:Subject:Date:List-ID:From; b=zAbHqyAsCZFlUFRlI2aqiEWrQmjZ2FmN4fch0mcUhxBtcCRNxiyxPA7GLiZqeB04y XB18Ep6hSnrmQtG8ekg84sF2GjIKIHgBxtiUTmQ4g4X2P1Xtc+NgKQ5mhFTD169YEs Zszd32sRpkDqM6bOoZqVnSvPMUTHFcRruewPjDI8= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728361AbgHTAHC (ORCPT ); Wed, 19 Aug 2020 20:07:02 -0400 Received: from mail.kernel.org ([198.145.29.99]:33288 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728260AbgHTADb (ORCPT ); Wed, 19 Aug 2020 20:03:31 -0400 Received: from sasha-vm.mshome.net (c-73-47-72-35.hsd1.nh.comcast.net [73.47.72.35]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id F31D621744; Thu, 20 Aug 2020 00:03:29 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1597881811; bh=di2ffhM93KuWPbjQWdPka5qwpk5VpGh7Bf232eFp8dU=; h=From:To:Cc:Subject:Date:From; b=PKMV38Kbd1+LGRxCfnvuqur/vlDLfZPaoaR43jIz1gvdbTMw++UfYK0kcZE5YL39I q4T4FazbtQB5JQJkpN/wFlvn2YzpwZnJcmGXIz+uAyacgeRX2b5X+5/PwstOV17FAT ca9TognJKZKmp9/MjgcpKpQyQlDMANoLlEqcZVlM= From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Stanley Chu , Bean Huo , Alim Akhtar , "Martin K . Petersen" , Sasha Levin , linux-scsi@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org Subject: [PATCH AUTOSEL 4.14 01/13] scsi: ufs: Add DELAY_BEFORE_LPM quirk for Micron devices Date: Wed, 19 Aug 2020 20:03:16 -0400 Message-Id: <20200820000328.215755-1-sashal@kernel.org> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@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 71f73d1d1ad1f..6c944fbefd40a 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 1e2a97a10033b..11e917b44a0f1 100644 --- a/drivers/scsi/ufs/ufshcd.c +++ b/drivers/scsi/ufs/ufshcd.c @@ -189,6 +189,8 @@ 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), -- 2.25.1