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Mon, 17 Feb 2020 21:33:54 +0800 Message-ID: <1581946449.26304.15.camel@mtksdccf07> Subject: Re: [PATCH v1 1/2] scsi: ufs: add required delay after gating reference clock From: Stanley Chu To: Can Guo CC: , , , , , , , , , , , , , , , Date: Mon, 17 Feb 2020 21:34:09 +0800 In-Reply-To: References: <20200217093559.16830-1-stanley.chu@mediatek.com> <20200217093559.16830-2-stanley.chu@mediatek.com> <1581945168.26304.4.camel@mtksdccf07> Content-Type: text/plain; charset="UTF-8" X-Mailer: Evolution 3.2.3-0ubuntu6 MIME-Version: 1.0 X-TM-SNTS-SMTP: 2685DCB7C055937DC0B6D9BC68FB0DDE9E72F441D9E0C6E1EBB4875D879A48E92000:8 X-MTK: N Content-Transfer-Encoding: base64 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org SGkgQ2FuLA0KDQpPbiBNb24sIDIwMjAtMDItMTcgYXQgMjE6MjIgKzA4MDAsIENhbiBHdW8gd3Jv dGU6DQo+IE9uIDIwMjAtMDItMTcgMjE6MTIsIFN0YW5sZXkgQ2h1IHdyb3RlOg0KPiA+IEhpIENh biwNCj4gPiANCj4gPiANCj4gPj4gPiAgCQkJfSBlbHNlIGlmICghb24gJiYgY2xraS0+ZW5hYmxl ZCkgew0KPiA+PiA+ICAJCQkJY2xrX2Rpc2FibGVfdW5wcmVwYXJlKGNsa2ktPmNsayk7DQo+ID4+ ID4gKwkJCQl3YWl0X3VzID0gaGJhLT5kZXZfaW5mby5jbGtfZ2F0aW5nX3dhaXRfdXM7DQo+ID4+ ID4gKwkJCQlpZiAocmVmX2NsayAmJiB3YWl0X3VzKQ0KPiA+PiA+ICsJCQkJCXVzbGVlcF9yYW5n ZSh3YWl0X3VzLCB3YWl0X3VzICsgMTApOw0KPiA+PiANCj4gPj4gSGkgU3QsYW5sZXksDQo+ID4+ IA0KPiA+PiBJZiB3YWl0X3VzIGlzIDF1cywgaXQgd291bGQgYmUgaW5hcHByb3ByaWF0ZSB0byB1 c2UgdXNsZWVwX3JhbmdlKCkgDQo+ID4+IGhlcmUuDQo+ID4+IFlvdSBoYXZlIGNoZWNrcyBvZiB0 aGUgZGVsYXkgaW4gcGF0Y2ggIzIsIGJ1dCB3aHkgaXQgaXMgbm90IG5lZWRlZCANCj4gPj4gaGVy ZT8NCj4gPj4gDQo+ID4+IFRoYW5rcywNCj4gPj4gQ2FuIEd1by4NCj4gPiANCj4gPiBZb3UgYXJl IHJpZ2h0LiBJIGNvdWxkIG1ha2UgdGhhdCBkZWxheSBjaGVja2luZyBhcyBjb21tb24gZnVuY3Rp b24gc28gDQo+ID4gaXQNCj4gPiBjYW4gYmUgdXNlZCBoZXJlIGFzIHdlbGwgdG8gY292ZXIgYWxs IHBvc3NpYmxlIHZhbHVlcy4NCj4gPiANCj4gPiBUaGFua3MgZm9yIHN1Z2dlc3Rpb24uDQo+ID4g U3RhbmxleQ0KPiANCj4gSGkgU3RhbmxleSwNCj4gDQo+IE9uZSBtb3JlIHRoaW5nLCBhcyBpbiBw YXRjaCAjMiwgeW91IGhhdmUgYWxyZWFkeSBhZGRlZCBkZWxheXMgaW4geW91cg0KPiB1ZnNoY2Rf dm9wc19zZXR1cF9jbG9ja3MoT0ZGLCBQUkVfQ0hBTkdFKSBwYXRoLCBwbHVzIHRoaXMgZGVsYXkg aGVyZSwNCj4gZG9uJ3QgeW91IGRlbGF5IGZvciAyKmJSZWZDbGtHYXRpbmdXYWl0VGltZSBpbiB1 ZnNoY2Rfc2V0dXBfY2xvY2tzKCk/DQo+IEFzIHRoZSBkZWxheSBhZGRlZCBpbiB5b3VyIHZvcHMg YWxzbyBkZWxheXMgdGhlIGFjdGlvbnMgb2YgdHVybmluZw0KPiBvZmYgYWxsIHRoZSBvdGhlciBj bG9ja3MgaW4gdWZzaGNkX3NldHVwX2Nsb2NrcygpLCB5b3UgZG9uJ3QgbmVlZCB0aGUNCj4gZGVs YXkgaGVyZSBhZ2FpbiwgZG8geW91IGFncmVlPw0KDQpNZWRpYVRlayBkcml2ZXIgaXMgbm90IHVz aW5nIHJlZmVyZW5jZSBjbG9ja3MgbmFtZWQgYXMgInJlZl9jbGsiIGRlZmluZWQNCmluIGRldmlj ZSB0cmVlLCB0aHVzIHRoZSBkZWxheSBzcGVjaWZpYyBmb3IgInJlZl9jbGsiIGluDQp1ZnNoY2Rf c2V0dXBfY2xvY2tzKCkgd2lsbCBub3QgYmUgYXBwbGllZCBpbiBNZWRpYVRlayBwbGF0Zm9ybS4N Cg0KVGhpcyBwYXRjaCBpcyBhaW1lZCB0byBhZGQgZGVsYXkgZm9yIHRoaXMga2luZCBvZiAicmVm X2NsayIgdXNlZCBieSBhbnkNCmZ1dHVyZSB2ZW5kb3JzLg0KDQpBbnl3YXkgdGhhbmtzIGZvciB0 aGUgcmVtaW5kaW5nIDogKQ0KDQo+IA0KPiBUaGFua3MsDQo+IENhbiBHdW8uDQoNCg0KVGhhbmtz LA0KU3RhbmxleQ0KDQo=