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=-9.8 required=3.0 tests=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 B9BB9C43603 for ; Mon, 9 Dec 2019 12:28:48 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id E3CC420726 for ; Mon, 9 Dec 2019 12:28:47 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org E3CC420726 Authentication-Results: mail.kernel.org; dmarc=fail (p=quarantine dis=none) header.from=bitland.com.cn Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=owner-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix) id 525B36B26A7; Mon, 9 Dec 2019 07:28:47 -0500 (EST) Received: by kanga.kvack.org (Postfix, from userid 40) id 4D6126B26A8; Mon, 9 Dec 2019 07:28:47 -0500 (EST) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 3EBE06B26A9; Mon, 9 Dec 2019 07:28:47 -0500 (EST) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0020.hostedemail.com [216.40.44.20]) by kanga.kvack.org (Postfix) with ESMTP id 28F876B26A7 for ; Mon, 9 Dec 2019 07:28:47 -0500 (EST) Received: from smtpin07.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay05.hostedemail.com (Postfix) with SMTP id D76B3181AEF15 for ; Mon, 9 Dec 2019 12:28:46 +0000 (UTC) X-FDA: 76245531852.07.sock31_4c75167f43162 X-HE-Tag: sock31_4c75167f43162 X-Filterd-Recvd-Size: 2467 Received: from smtpbguseast2.qq.com (smtpbguseast2.qq.com [54.204.34.130]) by imf01.hostedemail.com (Postfix) with ESMTP for ; Mon, 9 Dec 2019 12:28:45 +0000 (UTC) X-QQ-mid: bizesmtp22t1575894470tquieayl Received: from wuxy.com (unknown [183.237.228.2]) by esmtp6.qq.com (ESMTP) with id ; Mon, 09 Dec 2019 20:27:41 +0800 (CST) X-QQ-SSF: 01400000002000X0VJ40000A0000000 X-QQ-FEAT: oJEXvBrAvFyaiXDjY460CsUvRb4P366NYb94c8s/mgfMoyL4q4K5PB3aqZ5G8 uVGRGhT173cNHu8z61zegHe6S/dCPEv7p75ImoA2Q2ORWP4C5WjjD7A1O7LkDKi4r9fI/WW now/KcltHK8/hFwse1LwU9WZ96jKgjH78Cv4n5k6hhcN3qazFScXnyxXQ/E4Q5lfT7go2dr 4S4kpeO7vV8S2KVHUglAjf7y+TuO4NBiRCtO9h2WDV27bN5CkeP6ynGCSwbPoCXhEH2Ce2e MCtEeJmE1AwAlvFRRuNVMKsg66+gWY6MB3wXAcVhgYgtDzPH3+Xqq4hUeSKbPNqDSk94RJ7 EQb5E+Rrq39J8lsjmE= X-QQ-GoodBg: 2 From: wuxy@bitland.com.cn To: akpm@linux-foundation.org Cc: linux-mm@kvack.org, wuxy@bitland.corp-partner.google.com Subject: [PATCH] nvme: Add quirk for Samsung NVME SSD NM 'SAMSUNG MZALQ128HBHQ-000L2' Date: Mon, 9 Dec 2019 20:27:28 +0800 Message-Id: <20191209122728.22433-1-wuxy@bitland.com.cn> X-Mailer: git-send-email 2.17.1 X-QQ-SENDSIZE: 520 Feedback-ID: bizesmtp:bitland.com.cn:qybgforeign:qybgforeign6 X-QQ-Bgrelay: 1 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000290, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: From: wuxy Samsung SSD with model number:SAMSUNG MZALQ128HBHQ-000L2 has no response after resume with actions relasted to suspend to idle.This patch applied NVME_QUIRK_SIMPLE_SUSPEND quirk to fix this issue. BugLink: https://partnerissuetracker.corp.google.com/u/2/issues/144257635 Signed-off-by: wuxy --- drivers/nvme/host/core.c | 12 +++++++++++- 1 file changed, 11 insertions(+), 1 deletion(-) diff --git a/drivers/nvme/host/core.c b/drivers/nvme/host/core.c index dfe37a525f3a..a82d664d79f2 100644 --- a/drivers/nvme/host/core.c +++ b/drivers/nvme/host/core.c @@ -2412,7 +2412,17 @@ static const struct nvme_core_quirk_entry core_quirks[] = { .vid = 0x14a4, .fr = "22301111", .quirks = NVME_QUIRK_SIMPLE_SUSPEND, - } + }, + { + /* + * This Samsung NVME SSD encountered no repsonse issue when + * running suspend to idle test. + * Samsung has resolved the problem in future firmware + */ + .vid = 0x144d, + .mn = "SAMSUNG MZALQ128HBHQ-000L2", + .quirks = NVME_QUIRK_SIMPLE_SUSPEND, + }, }; /* match is null-terminated but idstr is space-padded. */ -- 2.17.1