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Bottomley" , "Martin K. Petersen" , Stanley Chu , Colin Ian King , Tomas Winkler , Bart Van Assche , Venkat Gopalakrishnan , open list Subject: RE: [EXT] [PATCH v5 6/8] scsi: ufs: Add dev ref clock gating wait time support Thread-Topic: [EXT] [PATCH v5 6/8] scsi: ufs: Add dev ref clock gating wait time support Thread-Index: AQHV2nLooe/S8vdKakmDvCDWUCrDuagLKLJw Date: Tue, 4 Feb 2020 15:26:21 +0000 Message-ID: References: <1580721472-10784-1-git-send-email-cang@codeaurora.org> <1580721472-10784-7-git-send-email-cang@codeaurora.org> In-Reply-To: <1580721472-10784-7-git-send-email-cang@codeaurora.org> Accept-Language: en-150, en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: authentication-results: spf=none (sender IP is ) smtp.mailfrom=beanhuo@micron.com; x-originating-ip: [165.225.80.131] x-ms-publictraffictype: Email x-ms-office365-filtering-correlation-id: 0abb0240-0701-4c4b-92d9-08d7a98696ce x-ms-traffictypediagnostic: BN7PR08MB4227:|BN7PR08MB4227:|BN7PR08MB4227: x-microsoft-antispam-prvs: x-ms-exchange-transport-forked: True x-ms-oob-tlc-oobclassifiers: OLM:6430; x-forefront-prvs: 03030B9493 x-forefront-antispam-report: SFV:NSPM;SFS:(10009020)(4636009)(376002)(39860400002)(136003)(366004)(396003)(346002)(189003)(199004)(55236004)(6506007)(4744005)(4326008)(2906002)(478600001)(186003)(33656002)(8936002)(8676002)(81156014)(316002)(81166006)(54906003)(110136005)(86362001)(26005)(5660300002)(66946007)(7416002)(52536014)(55016002)(71200400001)(7696005)(66556008)(9686003)(66446008)(66476007)(64756008)(76116006);DIR:OUT;SFP:1101;SCL:1;SRVR:BN7PR08MB4227;H:BN7PR08MB5684.namprd08.prod.outlook.com;FPR:;SPF:None;LANG:en;PTR:InfoNoRecords;MX:1;A:1; received-spf: None (protection.outlook.com: micron.com does not designate permitted sender hosts) x-ms-exchange-senderadcheck: 1 x-microsoft-antispam: BCL:0; x-microsoft-antispam-message-info: QIh1DYrGFVdqbwB7qnUmSEOEb/vLoXpzGutVlALPmYWdUZAIrj5G7rhDpeUIKR6o79+bscQTHZfdKcs7f9yW+1Ix5VWYTxxV85ojxP+huM0zdniZky7nyde/AlqYKKK2Ft7TQCHuSc1Wp9AuhPwMg5DRkuq7fHdQuO6wcq0xv5QmUN/91aDBJqoDGTE0Cjra6BhAds2NLPm8PBPNM4NofrNyi1WF235mKYDnQ6Xt9TvkwWcwQKFfE9FVnXAFO6cEQ8zQjIpSgFtcRAnfwHaTJ2vqnMKG7EyEBb8KmZ68BmI5SPY1/Qb40ngy+yqBCQHVoDrD96zjDFvU3LdIFORMkucQyn7HHHtniGA8Goxn7LaGBWk7+lFndaBG7vv1reXffNVp+a2x9/rdbW7snsY/GNXd39CsY0W6f/ZMXdNCBJ4BcPf4XqKkAiTwi0jqPf1K x-ms-exchange-antispam-messagedata: LF0moTazbk7TmrjmRRfBxWRZhtwl3es6TiMa1fuvHLpEkVaY6fEz2jvvoFQAG6K2S0+7IXg2vw3X9qFwtQkWTr9Pi/duaRNG2X5wfLg9Ll5KyZBZxraLguUwlq03D9XucGghfgkmEBD37+2FoBtN+w== Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 X-OriginatorOrg: micron.com X-MS-Exchange-CrossTenant-Network-Message-Id: 0abb0240-0701-4c4b-92d9-08d7a98696ce X-MS-Exchange-CrossTenant-originalarrivaltime: 04 Feb 2020 15:26:21.4641 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: f38a5ecd-2813-4862-b11b-ac1d563c806f X-MS-Exchange-CrossTenant-mailboxtype: HOSTED X-MS-Exchange-CrossTenant-userprincipalname: 5W++phJLh0NAgEy5Yx7QWLSJZumO7DrWr9XAtXvDfxCWmEwYO4HeW0UiPLfoCczW9aLLyFKT3NzG1wzKdRODDw== X-MS-Exchange-Transport-CrossTenantHeadersStamped: BN7PR08MB4227 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi, Can >=20 > In UFS version 3.0, a newly added attribute bRefClkGatingWaitTime defines= the > minimum time for which the reference clock is required by device during > transition to LS-MODE or HIBERN8 state. Make this change to reflect the n= ew > requirement by adding delays before turning off the clock. >=20 > Signed-off-by: Can Guo > Reviewed-by: Asutosh Das This looks fine. Reviewed-by: Bean Huo Thanks,=20 //Bean