Received: by 2002:a25:4158:0:0:0:0:0 with SMTP id o85csp4949210yba; Wed, 8 May 2019 05:41:28 -0700 (PDT) X-Google-Smtp-Source: APXvYqy0G4AVCoGgGEtJHTGHN2AOS0jYSg/tnG9JgTfz9JTjJsUshoHrOe/AyAo/8a//rRkjDUw5 X-Received: by 2002:a17:902:10c:: with SMTP id 12mr36363526plb.61.1557319288185; Wed, 08 May 2019 05:41:28 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1557319288; cv=none; d=google.com; s=arc-20160816; b=ZmL0bFG2sx++hx1mZ1GO1yDWxdsa/Lga4dH23ZsFuFKkdYkCsrHJEamuh/Hgpe4MBH 3jazOGaMLLtNQbcSmeWR73WtbiRHwvHv8ZN7sg1cCC9j80hDC3D/uCEE0u9XZep5wPC8 YHgiZoUKKHFMzJhcZ8iPocMfJQeArxCA9T5AxvYKG/wTGKW8a1In18UF+bSUBuP+qOd6 iVCS8EGBvX+9fg1PlAWFxPx/VGIZWa4hDa+vhbpcdZfrKgfaA7qrBi4oZ0H3lYKsemda wrLDm+76Q6S9Bl0nfXHo5YcT9spB/Q9Gr9qTlCVNK+Dgi3Src3ZgsHcCAB516X4zD2ro O30Q== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:mime-version:content-transfer-encoding :content-language:accept-language:in-reply-to:references:message-id :date:thread-index:thread-topic:subject:cc:to:from:dkim-signature; bh=tUTUrAHYajPM9Xn87PwkKcB4ngrl0zTZ1r2+w4ykDZE=; b=jO9mc9jWyb4WUC1+HdxMgreyO64ztVa2kOHSt/3yuJwZ5OBjtCphEKseYFLkqKdGFu MTVc8aMys2EZzIcSl2dvpejAKw8W3na0oQcC+nbB/fJJ00wPlCo2whdrQEaXlyOntOx9 FwXN2VoJ/2F65F/Li8XBW/Wzgma0ptQ7ozunxwtYPwenTDNyoO42vtfk72owCjXZYYEU aRDZ9T6zm5w7FPsEaCgM/Cm2R2931VhkJmdiv2BEg1eauI9FfEPzTH8iovaoxM99Q8WR 1krTQ4+1s9fNntNGFShDxZWpmRfszXc2u+0bZPSUj40NjM85KV9xyXofrnSDqTaoI6cW IdDA== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@nxp.com header.s=selector2 header.b=EP1rvffi; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=nxp.com Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id l61si24396038plb.194.2019.05.08.05.41.12; Wed, 08 May 2019 05:41:28 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; dkim=pass header.i=@nxp.com header.s=selector2 header.b=EP1rvffi; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=nxp.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727319AbfEHKdT (ORCPT + 99 others); Wed, 8 May 2019 06:33:19 -0400 Received: from mail-eopbgr50064.outbound.protection.outlook.com ([40.107.5.64]:44415 "EHLO EUR03-VE1-obe.outbound.protection.outlook.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1726727AbfEHKdT (ORCPT ); Wed, 8 May 2019 06:33:19 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=nxp.com; s=selector2; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=tUTUrAHYajPM9Xn87PwkKcB4ngrl0zTZ1r2+w4ykDZE=; b=EP1rvffi4m9vNtHDVFJyx/xbI9RkDVlBEVGEJVg7/NURm1PPIVoGrd7uTdEGI0oCEmUyCeEFRh/RQKAz8oHIU1zl1vKE4Bz70kwMIKzPtVQxdkWAE26e+lyL4WlQy5kN/7zfo93IwP7K4ilndpXsb5DFBJtsT0DhFxdautriZJo= Received: from AM0PR04MB4865.eurprd04.prod.outlook.com (20.176.215.158) by AM0PR04MB4962.eurprd04.prod.outlook.com (20.177.41.148) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.1856.12; Wed, 8 May 2019 10:33:04 +0000 Received: from AM0PR04MB4865.eurprd04.prod.outlook.com ([fe80::f496:84c1:30b5:43be]) by AM0PR04MB4865.eurprd04.prod.outlook.com ([fe80::f496:84c1:30b5:43be%7]) with mapi id 15.20.1856.012; Wed, 8 May 2019 10:33:04 +0000 From: Wen He To: "dri-devel@lists.freedesktop.org" , "liviu.dudau@arm.com" , "brian.starkey@arm.com" , "linux-kernel@vger.kernel.org" CC: Leo Li Subject: RE: [v1] drm/arm/mali-dp: Add a loop around the second set CVAL and try 5 times Thread-Topic: [v1] drm/arm/mali-dp: Add a loop around the second set CVAL and try 5 times Thread-Index: AQHVBYHjcdB1eoEScEKX0puYnABClqZhB0vA Date: Wed, 8 May 2019 10:33:04 +0000 Message-ID: References: <20190508094049.21658-1-wen.he_1@nxp.com> In-Reply-To: <20190508094049.21658-1-wen.he_1@nxp.com> Accept-Language: en-US, zh-CN Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: authentication-results: spf=none (sender IP is ) smtp.mailfrom=wen.he_1@nxp.com; x-originating-ip: [119.31.174.73] x-ms-publictraffictype: Email x-ms-office365-filtering-correlation-id: 14e03220-e129-4d27-b9c6-08d6d3a08dd9 x-ms-office365-filtering-ht: Tenant x-microsoft-antispam: BCL:0;PCL:0;RULEID:(2390118)(7020095)(4652040)(8989299)(4534185)(4627221)(201703031133081)(201702281549075)(8990200)(5600141)(711020)(4605104)(4618075)(2017052603328)(7193020);SRVR:AM0PR04MB4962; x-ms-traffictypediagnostic: AM0PR04MB4962: x-microsoft-antispam-prvs: x-ms-oob-tlc-oobclassifiers: OLM:506; x-forefront-prvs: 0031A0FFAF x-forefront-antispam-report: SFV:NSPM;SFS:(10009020)(366004)(396003)(136003)(346002)(376002)(39860400002)(199004)(189003)(13464003)(478600001)(14444005)(66946007)(186003)(476003)(53936002)(66556008)(74316002)(99286004)(4326008)(52536014)(66066001)(73956011)(76116006)(66446008)(64756008)(305945005)(316002)(7736002)(33656002)(2501003)(110136005)(76176011)(7696005)(53546011)(6506007)(256004)(2201001)(102836004)(86362001)(446003)(11346002)(66476007)(5660300002)(26005)(6246003)(6116002)(3846002)(14454004)(229853002)(2906002)(8936002)(71190400001)(71200400001)(486006)(6436002)(68736007)(25786009)(9686003)(8676002)(81166006)(81156014)(55016002);DIR:OUT;SFP:1101;SCL:1;SRVR:AM0PR04MB4962;H:AM0PR04MB4865.eurprd04.prod.outlook.com;FPR:;SPF:None;LANG:en;PTR:InfoNoRecords;A:1;MX:1; received-spf: None (protection.outlook.com: nxp.com does not designate permitted sender hosts) x-ms-exchange-senderadcheck: 1 x-microsoft-antispam-message-info: t5uzQn5NQWS3HQvm1nEuS/zinnOgskHwrIi7WDCLpthrwC/kQ0L74mGOatvxEHfB9Y9hOwVpIMnpASi4WT0wX8f4hf5/5lCQqDaVjPAnrEVFirtqPySOdH7KE5H4lUvng9F8ztOKNRiBsh7/zO0/EtgL8uSapPDhC32VhfmenjUieE/eEutUTiNIOXLJWBLd+gLE8lnTBDgqAdWx5juhD9nxcNppY0m0CXER1RdgrdgSaxr+9gut/71xe3l+QdyLutblXy1FGD8A0lJHcrhiXmCz3KUTJKSo9ombff9rtw7Rm/zdv20kq4upRCrKPilmmD4xqwgdO7Sab4yHqoKfpF8dbVzmnoAQchuD1mRIDM+7w4m8H+UXPYijlUWZi8TUFDEchoTBGUoruDNzIMfPCm7lg+xL5GUfT/yHjvYHp8Q= Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 MIME-Version: 1.0 X-OriginatorOrg: nxp.com X-MS-Exchange-CrossTenant-Network-Message-Id: 14e03220-e129-4d27-b9c6-08d6d3a08dd9 X-MS-Exchange-CrossTenant-originalarrivaltime: 08 May 2019 10:33:04.6249 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: 686ea1d3-bc2b-4c6f-a92c-d99c5c301635 X-MS-Exchange-CrossTenant-mailboxtype: HOSTED X-MS-Exchange-Transport-CrossTenantHeadersStamped: AM0PR04MB4962 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org DQoNCj4gLS0tLS1PcmlnaW5hbCBNZXNzYWdlLS0tLS0NCj4gRnJvbTogV2VuIEhlDQo+IFNlbnQ6 IDIwMTnlubQ15pyIOOaXpSAxNzozOQ0KPiBUbzogZHJpLWRldmVsQGxpc3RzLmZyZWVkZXNrdG9w Lm9yZzsgbGl2aXUuZHVkYXVAYXJtLmNvbTsNCj4gYnJpYW4uc3RhcmtleUBhcm0uY29tDQo+IENj OiBMZW8gTGkgPGxlb3lhbmcubGlAbnhwLmNvbT47IFdlbiBIZSA8d2VuLmhlXzFAbnhwLmNvbT4N Cj4gU3ViamVjdDogW3YxXSBkcm0vYXJtL21hbGktZHA6IEFkZCBhIGxvb3AgYXJvdW5kIHRoZSBz ZWNvbmQgc2V0IENWQUwgYW5kIHRyeQ0KPiA1IHRpbWVzDQo+IA0KPiBUaGlzIHBhdGNoIHRyeWlu ZyB0byBmaXggbW9uaXRvciBmcmVlemUgaXNzdWUgY2F1c2VkIGJ5IGRybSBlcnJvciAnZmxpcF9k b25lDQo+IHRpbWVkIG91dCcgb24gTFMxMDI4QSBwbGF0Zm9ybS4gdGhpcyBzZXQgdHJ5IGlzIG1h a2UgYSBsb29wIGFyb3VuZCB0aGUgc2Vjb25kDQo+IHNldHRpbmcgQ1ZBTCBhbmQgdHJ5IGxpa2Ug NSB0aW1lcyBiZWZvcmUgZ2l2ZWluZyB1cC4NCj4gDQo+IFNpZ25lZC1vZmYtYnk6IExpdml1IDxs aXZpdS5EdWRhdUBhcm0uY29tPg0KPiBTaWduZWQtb2ZmLWJ5OiBXZW4gSGUgPHdlbi5oZV8xQG54 cC5jb20+DQo+IC0tLQ0KPiAgZHJpdmVycy9ncHUvZHJtL2FybS9tYWxpZHBfZHJ2LmMgfCAxMyAr KysrKysrKysrKystDQo+ICAxIGZpbGUgY2hhbmdlZCwgMTIgaW5zZXJ0aW9ucygrKSwgMSBkZWxl dGlvbigtKQ0KPiANCj4gZGlmZiAtLWdpdCBhL2RyaXZlcnMvZ3B1L2RybS9hcm0vbWFsaWRwX2Ry di5jDQo+IGIvZHJpdmVycy9ncHUvZHJtL2FybS9tYWxpZHBfZHJ2LmMNCj4gaW5kZXggMjE3MjVj OWI5ZjVlLi4xOGNiN2YxMzRmNGUgMTAwNjQ0DQo+IC0tLSBhL2RyaXZlcnMvZ3B1L2RybS9hcm0v bWFsaWRwX2Rydi5jDQo+ICsrKyBiL2RyaXZlcnMvZ3B1L2RybS9hcm0vbWFsaWRwX2Rydi5jDQo+ IEBAIC0xOTIsNiArMTkyLDcgQEAgc3RhdGljIHZvaWQgbWFsaWRwX2F0b21pY19jb21taXRfaHdf ZG9uZShzdHJ1Y3QNCj4gZHJtX2F0b21pY19zdGF0ZSAqc3RhdGUpICB7DQo+ICAJc3RydWN0IGRy bV9kZXZpY2UgKmRybSA9IHN0YXRlLT5kZXY7DQo+ICAJc3RydWN0IG1hbGlkcF9kcm0gKm1hbGlk cCA9IGRybS0+ZGV2X3ByaXZhdGU7DQo+ICsJaW50IGxvb3AgPSA1Ow0KPiANCj4gIAltYWxpZHAt PmV2ZW50ID0gbWFsaWRwLT5jcnRjLnN0YXRlLT5ldmVudDsNCj4gIAltYWxpZHAtPmNydGMuc3Rh dGUtPmV2ZW50ID0gTlVMTDsNCj4gQEAgLTIwNiw4ICsyMDcsMTggQEAgc3RhdGljIHZvaWQgbWFs aWRwX2F0b21pY19jb21taXRfaHdfZG9uZShzdHJ1Y3QNCj4gZHJtX2F0b21pY19zdGF0ZSAqc3Rh dGUpDQo+ICAJCQlkcm1fY3J0Y192YmxhbmtfZ2V0KCZtYWxpZHAtPmNydGMpOw0KPiANCj4gIAkJ Lyogb25seSBzZXQgY29uZmlnX3ZhbGlkIGlmIHRoZSBDUlRDIGlzIGVuYWJsZWQgKi8NCj4gLQkJ aWYgKG1hbGlkcF9zZXRfYW5kX3dhaXRfY29uZmlnX3ZhbGlkKGRybSkgPCAwKQ0KPiArCQlpZiAo bWFsaWRwX3NldF9hbmRfd2FpdF9jb25maWdfdmFsaWQoZHJtKSA8IDApIHsNCj4gKwkJCS8qDQo+ ICsJCQkgKiBtYWtlIGEgbG9vcCBhcm91bmQgdGhlIHNlY29uZCBDVkFMIHNldHRpbmcgYW5kDQo+ ICsJCQkgKiB0cnkgNSB0aW1lcyBiZWZvcmUgZ2l2aW5nIHVwLg0KPiArCQkJICovDQo+ICsJCQl3 aGlsZSAobG9vcC0tKSB7DQo+ICsJCQkJaWYgKCFtYWxpZHBfc2V0X2FuZF93YWl0X2NvbmZpZ192 YWxpZChkcm0pKQ0KPiArCQkJCQlicmVhazsNCj4gKwkJCX0NCj4gIAkJCURSTV9ERUJVR19EUklW RVIoInRpbWVkIG91dCB3YWl0aW5nIGZvciB1cGRhdGVkDQo+IGNvbmZpZ3VyYXRpb25cbiIpOw0K PiArCQl9DQo+ICsNCj4gIAl9IGVsc2UgaWYgKG1hbGlkcC0+ZXZlbnQpIHsNCj4gIAkJLyogQ1JU QyBpbmFjdGl2ZSBtZWFucyB2YmxhbmsgSVJRIGlzIGRpc2FibGVkLCBzZW5kIGV2ZW50IGRpcmVj dGx5ICovDQo+ICAJCXNwaW5fbG9ja19pcnEoJmRybS0+ZXZlbnRfbG9jayk7DQo+IC0tDQo+IDIu MTcuMQ0KDQo=