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 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id B01BCC433F5 for ; Mon, 25 Oct 2021 06:09:14 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 941A660F4F for ; Mon, 25 Oct 2021 06:09:14 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229841AbhJYGLf (ORCPT ); Mon, 25 Oct 2021 02:11:35 -0400 Received: from mailgw02.mediatek.com ([1.203.163.81]:56547 "EHLO mailgw02.mediatek.com" rhost-flags-OK-FAIL-OK-FAIL) by vger.kernel.org with ESMTP id S229735AbhJYGLe (ORCPT ); Mon, 25 Oct 2021 02:11:34 -0400 X-UUID: c63f6a25fe7b440c9e8149536b629197-20211025 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=mediatek.com; s=dk; h=Content-Transfer-Encoding:MIME-Version:Content-Type:References:In-Reply-To:Date:CC:To:From:Subject:Message-ID; bh=Wtn1HyN9ykMO2gL1yqE85JuEFWs87aBJ68lMUlhTtXA=; b=rI88uzLfYZ+as6eVoCXQz5TkxXl3UzsJIDChAVKoqor2fktEOHlJhqCqNoGCmLE28Q6h+nYFONAe2FtwDSvBUbLkuQ1MNeALAlY5QaRDQ7I4zkUZJ44xsf+kDjFA89GhoZt9sZ6SsJBeuNmltOtQGljobCBAEpRk9GcVZ4YBML0=; X-UUID: c63f6a25fe7b440c9e8149536b629197-20211025 Received: from mtkcas11.mediatek.inc [(172.27.5.253)] by mailgw02.mediatek.com (envelope-from ) (mailgw01.mediatek.com ESMTP with TLSv1.2 ECDHE-RSA-AES256-SHA384 256/256) with ESMTP id 1313698761; Mon, 25 Oct 2021 14:09:04 +0800 Received: from mtkcas11.mediatek.inc (172.21.101.40) by mtkmbs10n1.mediatek.inc (172.21.101.34) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384) id 15.2.792.15; Mon, 25 Oct 2021 14:09:05 +0800 Received: from mhfsdcap04 (10.17.3.154) by mtkcas11.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Mon, 25 Oct 2021 14:09:05 +0800 Message-ID: <2f5e3d3275dc1914cd789abfd2da68f92e0e4117.camel@mediatek.com> Subject: Re: [PATCH v8 2/5] i2c: mediatek: Dump i2c/dma register when a timeout occurs From: Kewei Xu To: Boris Lysov CC: , , , Date: Mon, 25 Oct 2021 14:09:05 +0800 In-Reply-To: <20211011183814.488ed866@pc> References: <20211011183814.488ed866@pc> Content-Type: text/plain; charset="UTF-8" X-Mailer: Evolution 3.28.5-0ubuntu0.18.04.2 MIME-Version: 1.0 X-MTK: N Content-Transfer-Encoding: base64 Precedence: bulk List-ID: X-Mailing-List: linux-i2c@vger.kernel.org T24gTW9uLCAyMDIxLTEwLTExIGF0IDE4OjM4ICswMzAwLCBCb3JpcyBMeXNvdiB3cm90ZToNCj4g T24gU3VuLCAxMCBPY3QgMjAyMSAxNTowNToxMyArMDgwMA0KPiBLZXdlaSBYdSA8a2V3ZWkueHVA bWVkaWF0ZWsuY29tPiB3cm90ZToNCj4gDQo+ID4gV2hlbiBhIHRpbWVvdXQgZXJyb3Igb2NjdXJz IGluIGkyYyB0cmFuc3RlciwgaXQgaXMgdXN1YWxseSByZWxhdGVkDQo+ID4gdG8gdGhlIGkyYy9k bWEgSVAgaGFyZHdhcmUgY29uZmlndXJhdGlvbi4gVGhlcmVmb3JlLCB0aGUgcHVycG9zZSBvZg0K PiA+IHRoaXMgcGF0Y2ggaXMgdG8gZHVtcCB0aGUga2V5IHJlZ2lzdGVyIHZhbHVlcyBvZiBpMmMv ZG1hIHdoZW4gYQ0KPiA+IHRpbWVvdXQgb2NjdXJzIGluIGkyYyBmb3IgZGVidWdnaW5nLg0KPiA+ IA0KPiA+IFNpZ25lZC1vZmYtYnk6IEtld2VpIFh1IDxrZXdlaS54dUBtZWRpYXRlay5jb20+DQo+ ID4gUmV2aWV3ZWQtYnk6IFFpaSBXYW5nIDxxaWkud2FuZ0BtZWRpYXRlay5jb20+DQo+IA0KPiBJ IHdvdWxkIGxpa2UgdG8gdGVzdCB0aGlzIHBhdGNoc2V0IG9uIG9uZSBvZiBzdXBwb3J0ZWQgcGxh dGZvcm1zLCBhbg0KPiBtdDY1NzctcG93ZXJlZCBkZXZpY2UuIFRoaXMgZHJpdmVyIHJlcXVpcmVz IGEgRE1BIGJhc2UuLi4NCj4gPiAJaTJjLT5wZG1hYmFzZSA9IGRldm1faW9yZW1hcF9yZXNvdXJj ZSgmcGRldi0+ZGV2LCByZXMpOw0KPiA+IAlpZiAoSVNfRVJSKGkyYy0+cGRtYWJhc2UpKQ0KPiA+ IAkJcmV0dXJuIFBUUl9FUlIoaTJjLT5wZG1hYmFzZSk7DQo+IA0KPiAuLi4gaG93ZXZlciBJIGFt IG5vdCBzdXJlIHdoYXQgYWRkcmVzcyBzaG91bGQgSSBzcGVjaWZ5IGluIHRoZSAuZHRzDQo+IGZp bGUuIFdoaWxlDQo+IG90aGVyIGkyYyBidXNzZXMgc3VwcG9ydGVkIGJ5IHRoaXMgZHJpdmVyIHN1 Y2ggYXMgbXQ2NTg5IFsxXVsyXSBhbmQNCj4gbXQ2Nzk3IFszXQ0KPiBoYXZlIGRlc2lnbmF0ZWQg RE1BIGZvciBJMkMsIG10NjU3NyBzZWVtcyB0byBsYWNrIGRlZGljYXRlZCBETUENCj4gZW5naW5l IGZvciBJMkMNCj4gWzRdWzVdLg0KPiANCj4gRG8gSSBuZWVkIHRvIHNwZWNpZnkgdGhlIEdlbmVy aWMgRE1BIGJhc2UgYWRkcmVzcyBbNF0gaW5zdGVhZD8NCj4gDQo+IFdvcnRoIG1lbnRpb25pbmcg SSBicm91Z2h0IHVwIHRoaXMgaXNzdWUgaW4gdGhlIHBhc3QgWzVdWzZdLg0KPiANCj4gWzFdIEFM UFMuS0sxLk1QNS5WMS4zX0VBU1RBRU9OODlfV0VUX0tLIHNvdXJjZSBjb2RlIChkb3duc3RyZWFt KQ0KPiBbMl0gTVQ2NTg5IEhTUEErIFNtYXJ0cGhvbmUgQXBwbGljYXRpb24gUHJvY2Vzc29yIERh dGFzaGVldCB2MS4wLA0KPiBwYWdlIDg2OQ0KPiBbM10gTVQ2Nzk3IExURS1BIFNtYXJ0cGhvbmUg QXBwbGljYXRpb24gUHJvY2Vzc29yIFJlZ2lzdGVyIFRhYmxlDQo+IChQYXJ0IDEpIHYxLjEsDQo+ IHBhZ2UgMTc5Ng0KPiBbNF0gTVQ2NTc3IEhTUEEgU21hcnRwaG9uZSBBcHBsaWNhdGlvbiBQcm9j ZXNzb3IgRGF0YXNoZWV0IHYwLjk0LA0KPiBwYWdlIDU0Nw0KPiBbNV0gQUxQUy5KQi5NUC5WMS4x OV9NQks3N19UQl9KQiBzb3VyY2UgY29kZSAoZG93bnN0cmVhbSkNCj4gWzZdIGh0dHBzOi8vbWFy Yy5pbmZvLz9sPWRldmljZXRyZWUmbT0xNTk5NDkyNDc5MDE4MzEmdz0yDQo+IFs3XSBodHRwczov L21hcmMuaW5mby8/bD1saW51eC1pMmMmbT0xNTk5Mzk3MzA3MTQxODcmdz0yDQpIaSwgVGhpcyBw YXRjaCBvbmx5IGFwcGxpZXMgdG8gQVBETUEoYXBwbGljYXRpb24gcHJvY2Vzc29yIERNQSkgYW5k DQpkb2VzIG5vdCB1c2UgR0RNQShHZW5lcmljIERNQSkuSW4gYWRkaXRpb24sIHRoZSBmaWxlIGky Yy1tdDY1eHguYyBvbmx5DQpzdXBwb3J0cyBBUERNQSBtb2RlIGJ5IGRlZmF1bHQuIElmIEFQRE1B IGFkZHJlc3MgaXMgbm90IGNvbmZpZ3VyZWQgaW4NCmR0cywgaTJjIHRyYW5zbWlzc2lvbiB3aWxs IGJlIGZhaWwudGh4fg0K