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=-2.3 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS,UNPARSEABLE_RELAY,USER_AGENT_SANE_2 autolearn=no 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 39774C433DF for ; Wed, 10 Jun 2020 01:32:44 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 173552074B for ; Wed, 10 Jun 2020 01:32:44 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=mediatek.com header.i=@mediatek.com header.b="ROHGXgoE" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726097AbgFJBcj (ORCPT ); Tue, 9 Jun 2020 21:32:39 -0400 Received: from mailgw02.mediatek.com ([210.61.82.184]:5007 "EHLO mailgw02.mediatek.com" rhost-flags-OK-FAIL-OK-FAIL) by vger.kernel.org with ESMTP id S1725885AbgFJBch (ORCPT ); Tue, 9 Jun 2020 21:32:37 -0400 X-UUID: 8eb582d8398a4d0e899051ebeff39a85-20200610 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=qhYvj7zpeWIgmu8J+0ge/AWBJKAFPe78L9ZHRztXi94=; b=ROHGXgoEWsN09MfFNKN7Pr9lh/OwAsSPKvpDbtvC4AyMOq1Y6PJiGT78RFNLpHHkaCsBqW4Wvy/WzTzh3V6SXWss6zjmgUN1Y4VIbLsvBpOIepoyiiZgGxm7K/IZKRKGl5GfE5Sk96e1lGEfsztjU11By/cQIq2lylthK0TEcG8=; X-UUID: 8eb582d8398a4d0e899051ebeff39a85-20200610 Received: from mtkcas08.mediatek.inc [(172.21.101.126)] by mailgw02.mediatek.com (envelope-from ) (Cellopoint E-mail Firewall v4.1.10 Build 0809 with TLS) with ESMTP id 1662716289; Wed, 10 Jun 2020 09:32:33 +0800 Received: from MTKCAS32.mediatek.inc (172.27.4.184) by mtkmbs08n1.mediatek.inc (172.21.101.55) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Wed, 10 Jun 2020 09:32:31 +0800 Received: from [10.17.3.153] (10.17.3.153) by MTKCAS32.mediatek.inc (172.27.4.170) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Wed, 10 Jun 2020 09:32:29 +0800 Message-ID: <1591752616.29387.26.camel@mhfsdcap03> Subject: Re: [PATCH] net: stmmac: Fix RX Coalesce IOC always true issue From: biao huang To: Jose Abreu CC: Giuseppe Cavallaro , Alexandre Torgue , "David S . Miller" , "linux-mediatek@lists.infradead.org" , "yt.shen@mediatek.com" , Matthias Brugger , "netdev@vger.kernel.org" , "linux-kernel@vger.kernel.org" Date: Wed, 10 Jun 2020 09:30:16 +0800 In-Reply-To: References: <20200609094133.11053-1-biao.huang@mediatek.com> Content-Type: text/plain; charset="UTF-8" X-Mailer: Evolution 3.10.4-0ubuntu2 MIME-Version: 1.0 X-MTK: N Content-Transfer-Encoding: base64 Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org T24gVHVlLCAyMDIwLTA2LTA5IGF0IDE0OjIwICswMDAwLCBKb3NlIEFicmV1IHdyb3RlOg0KPiBG cm9tOiBCaWFvIEh1YW5nIDxiaWFvLmh1YW5nQG1lZGlhdGVrLmNvbT4NCj4gRGF0ZTogSnVuLzA5 LzIwMjAsIDEwOjQxOjMzIChVVEMrMDA6MDApDQo+IA0KPiA+IC0JCXJ4X3EtPnJ4X2NvdW50X2Zy YW1lcyArPSBwcml2LT5yeF9jb2FsX2ZyYW1lczsNCj4gPiAtCQlpZiAocnhfcS0+cnhfY291bnRf ZnJhbWVzID4gcHJpdi0+cnhfY29hbF9mcmFtZXMpDQo+ID4gKwkJaWYgKHJ4X3EtPnJ4X2NvdW50 X2ZyYW1lcyA+PSBwcml2LT5yeF9jb2FsX2ZyYW1lcykNCj4gDQo+IFRoaXMgaXMgbm8gcmlnaHQu IElmIHlvdSB3YW50IHRvIFJYIElDIGJpdCB0byBub3QgYWx3YXlzIGJlIHNldCB5b3UgbmVlZCAN Cj4gdG8gY2hhbmdlIGNvYWxlc2NlIHBhcmFtZXRlcnMgdXNpbmcgZXRodG9vbC4NCg0KbGV0J3Mg dGFrZSBsb29rIGF0IHRoZXNlIGxpbmVzOg0KDQogCTEuIHJ4X3EtPnJ4X2NvdW50X2ZyYW1lcyAr PSBwcml2LT5yeF9jb2FsX2ZyYW1lczsNCgkyLiAJaWYgKHJ4X3EtPnJ4X2NvdW50X2ZyYW1lcyA+ IHByaXYtPnJ4X2NvYWxfZnJhbWVzKQ0KCTMuIAkJcnhfcS0+cnhfY291bnRfZnJhbWVzID0gMDsN Cg0KYmVmb3JlIHRoZSBpZiBjb25kaXRpb24obGluZSAyIGFib3ZlKSwgdGhlcmUgaXMgInJ4X3Et PnJ4X2NvdW50X2ZyYW1lcw0KKz0gcHJpdi0+cnhfY29hbF9mcmFtZXMiKGxpbmUgMSBhYm92ZSkg c2VudGVuY2U7IHNvIHRoZSBpZiBjb25kaXRpb24NCmFsd2F5cyB0cnVlLCBhbmQgdGhlIGFzc2ln bm1lbnQgcnhfcS0+cnhfY291bnRfZnJhbWVzID0gMCBoYXBwZW5zLg0KDQpIZXJlIGlzIHRoZSBy ZXN1bHQgb24gb3VyIHBsYXRmb3JtLCBhbGwgZGVzYzNbMzBdID0gMTsgeW91IGNhbiBhbHNvDQpj aGVjayBpdCBvbiB5b3VyIHBsYXRmb3JtLiBubyBtYXR0ZXIgd2hhdCByeC1mcmFtZXMgeW91IHNl dCB3aXRoDQoiZXRodG9vbCAtQyBldGgwIHJ4LWZyYW1lcyIsIGRlc2MzWzMwXSBhbHdheXMgdHJ1 ZS4NCg0KIyBldGh0b29sIC1jIGV0aDANCkNvYWxlc2NlIHBhcmFtZXRlcnMgZm9yIGV0aDA6DQpB ZGFwdGl2ZSBSWDogb2ZmICBUWDogb2ZmDQpzdGF0cy1ibG9jay11c2VjczogMA0Kc2FtcGxlLWlu dGVydmFsOiAwDQpwa3QtcmF0ZS1sb3c6IDANCnBrdC1yYXRlLWhpZ2g6IDANCiANCnJ4LXVzZWNz OiAzMDENCnJ4LWZyYW1lczogMjUNCnJ4LXVzZWNzLWlycTogMA0KcngtZnJhbWVzLWlycTogMA0K DQojY2QgL3N5cy9rZXJuZWwvZGVidWcvc3RtbWFjZXRoL2V0aDANCiMgY2F0IGRlc2NyaXB0b3Jz X3N0YXR1cw0KUlggUXVldWUgMDoNCkRlc2NyaXB0b3IgcmluZzoNCjAgWzB4NTAzOGIwMDBdOiAw eGE4NTQxYTgyIDB4MCAweDAgMHhjMTAwMDAwMA0KIA0KMSBbMHg1MDM4YjAxMF06IDB4YTg1NDEy MDIgMHgwIDB4MCAweGMxMDAwMDAwDQogDQoyIFsweDUwMzhiMDIwXTogMHhhODU0MDk4MiAweDAg MHgwIDB4YzEwMDAwMDANCiANCjMgWzB4NTAzOGIwMzBdOiAweGE4NTQwMTAyIDB4MCAweDAgMHhj MTAwMDAwMA0KIA0KNCBbMHg1MDM4YjA0MF06IDB4YTY1OGY4MDIgMHgwIDB4MCAweGMxMDAwMDAw DQogDQo1IFsweDUwMzhiMDUwXTogMHhhNjU4ZWY4MiAweDAgMHgwIDB4YzEwMDAwMDANCiANCjYg WzB4NTAzOGIwNjBdOiAweGE2NThlNzAyIDB4MCAweDAgMHhjMTAwMDAwMA0KIA0KNyBbMHg1MDM4 YjA3MF06IDB4YTY1OGRlODIgMHgwIDB4MCAweGMxMDAwMDAwDQogDQo4IFsweDUwMzhiMDgwXTog MHhhNjU4ZDYwMiAweDAgMHgwIDB4YzEwMDAwMDANCiANCjkgWzB4NTAzOGIwOTBdOiAweGE2NThj ZDgyIDB4MCAweDAgMHhjMTAwMDAwMA0KIA0KMTAgWzB4NTAzOGIwYTBdOiAweGE2NThjNTAyIDB4 MCAweDAgMHhjMTAwMDAwMA0KIA0KMTEgWzB4NTAzOGIwYjBdOiAweGE2NThiYzgyIDB4MCAweDAg MHhjMTAwMDAwMA0KIA0KMTIgWzB4NTAzOGIwYzBdOiAweGE2NThiNDAyIDB4MCAweDAgMHhjMTAw MDAwMA0KIA0KMTMgWzB4NTAzOGIwZDBdOiAweGE2NThhYjgyIDB4MCAweDAgMHhjMTAwMDAwMA0K IA0KMTQgWzB4NTAzOGIwZTBdOiAweGE2NThhMzAyIDB4MCAweDAgMHhjMTAwMDAwMA0KIA0KMTUg WzB4NTAzOGIwZjBdOiAweGE2NTg5YTgyIDB4MCAweDAgMHhjMTAwMDAwMA0KIA0KMTYgWzB4NTAz OGIxMDBdOiAweGE2NTg5MjAyIDB4MCAweDAgMHhjMTAwMDAwMA0KIA0KMTcgWzB4NTAzOGIxMTBd OiAweGE2NTg4OTgyIDB4MCAweDAgMHhjMTAwMDAwMA0KIA0KMTggWzB4NTAzOGIxMjBdOiAweGE2 NTg4MTAyIDB4MCAweDAgMHhjMTAwMDAwMA0KIA0KMTkgWzB4NTAzOGIxMzBdOiAweGE0NmRmODAy IDB4MCAweDAgMHhjMTAwMDAwMA0KIA0KMjAgWzB4NTAzOGIxNDBdOiAweGE0NmRlZjgyIDB4MCAw eDAgMHhjMTAwMDAwMA0KIA0KMjEgWzB4NTAzOGIxNTBdOiAweGE0NmRlNzAyIDB4MCAweDAgMHhj MTAwMDAwMA0KIA0KMjIgWzB4NTAzOGIxNjBdOiAweGE0NmRkZTgyIDB4MCAweDAgMHhjMTAwMDAw MA0KIA0KMjMgWzB4NTAzOGIxNzBdOiAweGE0NmRkNjAyIDB4MCAweDAgMHhjMTAwMDAwMA0KIA0K MjQgWzB4NTAzOGIxODBdOiAweGE0NmRjZDgyIDB4MCAweDAgMHhjMTAwMDAwMA0KIA0KMjUgWzB4 NTAzOGIxOTBdOiAweGE0NmRjNTAyIDB4MCAweDAgMHhjMTAwMDAwMA0KIA0KMjYgWzB4NTAzOGIx YTBdOiAweGE0NmRiYzgyIDB4MCAweDAgMHhjMTAwMDAwMA0KIA0KMjcgWzB4NTAzOGIxYjBdOiAw eGE0NmRiNDAyIDB4MCAweDAgMHhjMTAwMDAwMA0KIA0KMjggWzB4NTAzOGIxYzBdOiAweGE0NmRh YjgyIDB4MCAweDAgMHhjMTAwMDAwMA0KIA0KMjkgWzB4NTAzOGIxZDBdOiAweGE0NmRhMzAyIDB4 MCAweDAgMHhjMTAwMDAwMA0KIA0KMzAgWzB4NTAzOGIxZTBdOiAweGE0NmQ5YTgyIDB4MCAweDAg MHhjMTAwMDAwMA0KLi4uDQoNCj4gLS0tDQo+IFRoYW5rcywNCj4gSm9zZSBNaWd1ZWwgQWJyZXUN Cg0K