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=-17.2 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,UNPARSEABLE_RELAY, URIBL_BLOCKED,USER_AGENT_SANE_2 autolearn=ham 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 0C6F9C433E0 for ; Thu, 28 Jan 2021 07:54:00 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id B2DDA64DD1 for ; Thu, 28 Jan 2021 07:53:59 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232158AbhA1Hx4 (ORCPT ); Thu, 28 Jan 2021 02:53:56 -0500 Received: from Mailgw01.mediatek.com ([1.203.163.78]:59417 "EHLO mailgw01.mediatek.com" rhost-flags-OK-FAIL-OK-FAIL) by vger.kernel.org with ESMTP id S232117AbhA1Hww (ORCPT ); Thu, 28 Jan 2021 02:52:52 -0500 X-UUID: da41bc8928254adc8fa28c9ad673101a-20210128 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=a0Hgwxh0U2dNx+VXIaMoTg0BoqJmUmGXjqMHEveUMYI=; b=k7G1Do1mkH8worFAUJwK9gCf4xthpbVWgKX1XSAMwyTsqXOSp38WvQYa+84dsbDQEH9QRESVFprkwbqZsgcMSXzLlfYlf6cgLetu3a73ps4G92bxneHtuw5NCrqXPUnFRkwOnt/tlKwc9D1EqTy4YMU7tuJcK7mZUTecBhaQq9c=; X-UUID: da41bc8928254adc8fa28c9ad673101a-20210128 Received: from mtkcas36.mediatek.inc [(172.27.4.253)] by mailgw01.mediatek.com (envelope-from ) (mailgw01.mediatek.com ESMTP with TLSv1.2 ECDHE-RSA-AES256-SHA384 256/256) with ESMTP id 451889016; Thu, 28 Jan 2021 15:50:57 +0800 Received: from mtkcas10.mediatek.inc (172.21.101.39) by MTKMBS31N2.mediatek.inc (172.27.4.87) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Thu, 28 Jan 2021 15:50:51 +0800 Received: from [172.21.77.4] (172.21.77.4) by mtkcas10.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Thu, 28 Jan 2021 15:50:51 +0800 Message-ID: <1611820251.16091.7.camel@mtksdaap41> Subject: Re: [PATCH v11 3/9] drm/mediatek: add RDMA fifo size error handle From: CK Hu To: Hsin-Yi Wang CC: Philipp Zabel , Matthias Brugger , David Airlie , Daniel Vetter , Mark Rutland , , , , , , Yongqiang Niu Date: Thu, 28 Jan 2021 15:50:51 +0800 In-Reply-To: <20210128072802.830971-4-hsinyi@chromium.org> References: <20210128072802.830971-1-hsinyi@chromium.org> <20210128072802.830971-4-hsinyi@chromium.org> Content-Type: text/plain; charset="UTF-8" X-Mailer: Evolution 3.10.4-0ubuntu2 MIME-Version: 1.0 X-TM-SNTS-SMTP: 61BF84BE02DCD629C3988D9D0702E6990B22EBCDA46936C4F590F0B3D1E4579F2000:8 X-MTK: N Content-Transfer-Encoding: base64 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org SGksIEhzaW4tWWk6DQoNCk9uIFRodSwgMjAyMS0wMS0yOCBhdCAxNToyNyArMDgwMCwgSHNpbi1Z aSBXYW5nIHdyb3RlOg0KPiBGcm9tOiBZb25ncWlhbmcgTml1IDx5b25ncWlhbmcubml1QG1lZGlh dGVrLmNvbT4NCj4gDQo+IFRoaXMgcGF0Y2ggYWRkIFJETUEgZmlmbyBzaXplIGVycm9yIGhhbmRs ZQ0KPiByZG1hIGZpZm8gc2l6ZSB3aWxsIG5vdCBhbHdheXMgYmlnZ2VyIHRoYW4gdGhlIGNhbGN1 bGF0ZWQgdGhyZXNob2xkDQo+IGlmIHRoYXQgY2FzZSBoYXBwZW5lZCwgd2UgbmVlZCBzZXQgZmlm byBzaXplIGFzIHRoZSB0aHJlc2hvbGQNCj4gDQo+IFNpZ25lZC1vZmYtYnk6IFlvbmdxaWFuZyBO aXUgPHlvbmdxaWFuZy5uaXVAbWVkaWF0ZWsuY29tPg0KPiBTaWduZWQtb2ZmLWJ5OiBIc2luLVlp IFdhbmcgPGhzaW55aUBjaHJvbWl1bS5vcmc+DQo+IC0tLQ0KPiAgZHJpdmVycy9ncHUvZHJtL21l ZGlhdGVrL210a19kaXNwX3JkbWEuYyB8IDQgKysrKw0KPiAgMSBmaWxlIGNoYW5nZWQsIDQgaW5z ZXJ0aW9ucygrKQ0KPiANCj4gZGlmZiAtLWdpdCBhL2RyaXZlcnMvZ3B1L2RybS9tZWRpYXRlay9t dGtfZGlzcF9yZG1hLmMgYi9kcml2ZXJzL2dwdS9kcm0vbWVkaWF0ZWsvbXRrX2Rpc3BfcmRtYS5j DQo+IGluZGV4IGI4NDAwNDM5NDk3MGYuLjA0Yjk1NDIwMTBiMDAgMTAwNjQ0DQo+IC0tLSBhL2Ry aXZlcnMvZ3B1L2RybS9tZWRpYXRlay9tdGtfZGlzcF9yZG1hLmMNCj4gKysrIGIvZHJpdmVycy9n cHUvZHJtL21lZGlhdGVrL210a19kaXNwX3JkbWEuYw0KPiBAQCAtMTY4LDYgKzE2OCwxMCBAQCB2 b2lkIG10a19yZG1hX2NvbmZpZyhzdHJ1Y3QgZGV2aWNlICpkZXYsIHVuc2lnbmVkIGludCB3aWR0 aCwNCj4gIAkgKiBhY2NvdW50IGZvciBibGFua2luZywgYW5kIHdpdGggYSBwaXhlbCBkZXB0aCBv ZiA0IGJ5dGVzOg0KPiAgCSAqLw0KPiAgCXRocmVzaG9sZCA9IHdpZHRoICogaGVpZ2h0ICogdnJl ZnJlc2ggKiA0ICogNyAvIDEwMDAwMDA7DQo+ICsNCj4gKwlpZiAodGhyZXNob2xkID4gcmRtYV9m aWZvX3NpemUpDQo+ICsJCXRocmVzaG9sZCA9IHJkbWFfZmlmb19zaXplOw0KPiArDQoNClBsZWFz ZSBzZWUgdGhlIGRpc2N1c3Npb24gaW4gWzFdLg0KDQpbMV0NCmh0dHBzOi8vcGF0Y2h3b3JrLmtl cm5lbC5vcmcvcHJvamVjdC9saW51eC1tZWRpYXRlay9wYXRjaC8xNjA3NTkxMjYyLTIxNzM2LTYt Z2l0LXNlbmQtZW1haWwteW9uZ3FpYW5nLm5pdUBtZWRpYXRlay5jb20vDQoNClJlZ2FyZHMsDQpD Sw0KDQo+ICAJcmVnID0gUkRNQV9GSUZPX1VOREVSRkxPV19FTiB8DQo+ICAJICAgICAgUkRNQV9G SUZPX1BTRVVET19TSVpFKHJkbWFfZmlmb19zaXplKSB8DQo+ICAJICAgICAgUkRNQV9PVVRQVVRf VkFMSURfRklGT19USFJFU0hPTEQodGhyZXNob2xkKTsNCg0K