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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id AFF07C5DF6E for ; Sun, 16 Aug 2026 12:54:11 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Message-ID:MIME-Version: Content-Type:Content-Transfer-Encoding:References:In-Reply-To:Subject:Cc:To: From:Date:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=jYN9LRzk6AV2CA6a7a1Oc5KBaqRi4PQJ0B/IiSbloaY=; b=d2R6wCeEQhv74QHGIKf4ZxGDZH FwaD9+AEBYtUy9RTD/4hWnBbiLftmEsPMrBsIfLoCIz+Yt9qJQralbp1DQQNHU6dPNkfp01RqTN7B 0L95rqXyehZrCNjzhPawfr/29HiQgjiP+gHB7ei4Owao88pvAyHZPZ6sA0tE+8yokO2wNc743AY8l rVuYCImcFR1dAGpMkRplOGZ/OxnA26FwVLTS+qh9QMnnmHklb+Ts1LcmDpeO6kdyoAC5AWdeQzPXl TJXyMqK2Hs/k+DwC1ffIvyd91UclYUSDGiLHm1TFYOKmiGN/3RWLqzUIJhiVgtLGRtpO+b65DvNMF HpMMbjgQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.99.1 #2 (Red Hat Linux)) id 1wvaNI-00000004m1Z-1oO4; Sun, 16 Aug 2026 12:54:04 +0000 Received: from m16.mail.163.com ([117.135.210.3]) by bombadil.infradead.org with esmtps (Exim 4.99.1 #2 (Red Hat Linux)) id 1wvaNE-00000004m0w-3n8k; Sun, 16 Aug 2026 12:54:02 +0000 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=163.com; s=s110527; h=Date:From:To:Subject:Content-Type:MIME-Version: Message-ID; bh=jYN9LRzk6AV2CA6a7a1Oc5KBaqRi4PQJ0B/IiSbloaY=; b=V VkqwpYfOmt+eMyX0o1kRFn6BvxVl/rbbORD+O3yp9rvwv33llxj098bmqFAq6HRA r0jT4/w2l/AYpMnMo21VKXFIlLezdhTemok7cwMRoaGqWBwWcHg+kZb/b9GMyEAA T00JEPUhNDVQ+4M4++p6YFSDcjjfw0K8azyy9x8YKk= Received: from andyshrk$163.com ( [61.154.14.86] ) by ajax-webmail-wmsvr-40-100 (Coremail) ; Sun, 16 Aug 2026 20:52:34 +0800 (CST) X-Originating-IP: [61.154.14.86] Date: Sun, 16 Aug 2026 20:52:34 +0800 (CST) From: "Andy Yan" To: "Sebastian Reichel" Cc: "Sandy Huang" , =?UTF-8?Q?Heiko_St=C3=BCbner?= , "Andy Yan" , "Maarten Lankhorst" , "Maxime Ripard" , "Thomas Zimmermann" , "Andrzej Hajda" , "Neil Armstrong" , "Robert Foss" , "Laurent Pinchart" , "Jonas Karlman" , "Jernej Skrabec" , "Rob Herring" , "Krzysztof Kozlowski" , "Conor Dooley" , "David Airlie" , "Simona Vetter" , "Dmitry Baryshkov" , "Luca Ceresoli" , "Philipp Zabel" , "Cristian Ciocaltea" , "Damon Ding" , "Dmitry Baryshkov" , "Alexey Charkov" , dri-devel@lists.freedesktop.org, linux-rockchip@lists.infradead.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, kernel@collabora.com, linux-arm-kernel@lists.infradead.org, Sashiko Subject: Re:[PATCH v11 06/21] drm/bridge: synopsys: dw-dp: Fix AUX transfer timeout race condition X-Priority: 3 X-Mailer: Coremail Webmail Server Version 2023.4-cmXT build 20260511(2e539873) Copyright (c) 2002-2026 www.mailtech.cn 163com In-Reply-To: <20260806-synopsys-dw-dp-improvements-v11-6-0d508505f383@collabora.com> References: <20260806-synopsys-dw-dp-improvements-v11-0-0d508505f383@collabora.com> <20260806-synopsys-dw-dp-improvements-v11-6-0d508505f383@collabora.com> X-NTES-SC: AL_Qu2TBPSTu08u4iGQZ+kfmUgWjuw/WsG1v/Ul1YBSP556jCrp6yoHelRJMXX9zsmrEg+xlzSHfCNT0M9dRK11eZMXRa0mD8JbhNsB4mOL9YJNVA== Content-Transfer-Encoding: base64 Content-Type: text/plain; charset=UTF-8 MIME-Version: 1.0 Message-ID: <2db27b91.1922.1a00aa18b0d.Coremail.andyshrk@163.com> X-Coremail-Locale: zh_CN X-CM-TRANSID: ZCgvCgD3dwqSsoFquscyAA--.25143W X-CM-SenderInfo: 5dqg52xkunqiywtou0bp/xtbCxhLLKmqBspLp6wAA38 X-Coremail-Antispam: 1U5529EdanIXcx71UUUUU7vcSsGvfC2KfnxnUU== X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.9.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260816_055401_370907_49B21956 X-CRM114-Status: UNSURE ( 9.50 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org CgpIZWxsbyBTZWJhc3RpYW4sCgpBdCAyMDI2LTA4LTA3IDAxOjAyOjEyLCAiU2ViYXN0aWFuIFJl aWNoZWwiIDxzZWJhc3RpYW4ucmVpY2hlbEBjb2xsYWJvcmEuY29tPiB3cm90ZToKPlRoZSBEUCBB VVggdHJhbnNmZXIgbWV0aG9kIHVzZXMgYSBjb21wbGV0aW9uIHRyaWdnZXJlZCBieSBhbiBpbnRl cnJ1cHQsCj53aGljaCBjYW4gdGltZW91dC4gSWYgdGhlIGZ1bmN0aW9uIHJ1bnMgaW50byB0aGUg dGltZW91dCBhbmQgdGhlCj5pbnRlcnJ1cHQgZmlyZXMgYWZ0ZXJ3YXJkcywgdGhlIGZvbGxvd2lu ZyBEUCBhdXggdHJhbnNmZXIgY29tcGxldGlvbgo+d291bGQgdHJpZ2dlciBpbW1lZGlhdGVseSB3 aXRob3V0IHdhaXRpbmcgZm9yIHRoZSBpbnRlcnJ1cHQuIFRoaXMgaW4KPnR1cm4gbWVhbnMgdGhl IG5leHQgb25lIHdvdWxkIGFsc28gYmUgYnJva2VuIGFuZCBzbyBvbi4KPgo+Rml4IHRoaXMgcG90 ZW50aWFsIGlzc3VlIGJ5IHJlLWluaXRpYWxpemluZyB0aGUgY29tcGxldGlvbiBkaXJlY3RseQo+ YmVmb3JlIHNlbmRpbmcgdGhlIEFVWCBjb21tYW5kLgo+Cj5BcyB0aGlzIGlzIHJhY3kgKHRoZSBp bnRlcnJ1cHQgbWlnaHQgYXJyaXZlIGJldHdlZW4gdGhlIGNvbXBsZXRpb24KPnJlLWluaXQgYW5k IHRoZSBuZXcgY29tbWFuZCBiZWluZyBwcm9ncmFtbWVkKSwgYWxzbyByZXNldCB0aGUgQVVYCj5j b250cm9sbGVyIG9uIHRpbWVvdXRzIGFuZCBzeW5jaHJvbml6ZSBwZW5kaW5nIGludGVycnVwdHMg dG8gZ3VyYW50ZWUKClR5cG86IHMvZ3VyYW50ZWUvZ3VhcmFudGVlCgoKPnRoYXQgdGhlcmUgYXJl IG5vIHBlbmRpbmcgQVVYIHRyYW5zZmVycyB3aGVuIHRoZSBkd19kcF9hdXhfdHJhbnNmZXIoKQo+ cmV0dXJucy4KPgo+RHVlIHRvIGxhY2sgb2YgYSBzaW5rLCB3aGljaCBnZW5lcmF0ZXMgQVVYIHRp bWVvdXRzLCB0aGlzIGNoYW5nZSBpcwo+ZWZmZWN0aXZlbHkgdW50ZXN0ZWQuCj4KPlJlcG9ydGVk LWJ5OiBTYXNoaWtvIDxzYXNoaWtvLWJvdEBrZXJuZWwub3JnPgo+Rml4ZXM6IDg2ZWVjYzNhOWMy ZSAoImRybS9icmlkZ2U6IHN5bm9wc3lzOiBBZGQgRFcgRFBUWCBDb250cm9sbGVyIHN1cHBvcnQg bGlicmFyeSIpCj5TaWduZWQtb2ZmLWJ5OiBTZWJhc3RpYW4gUmVpY2hlbCA8c2ViYXN0aWFuLnJl aWNoZWxAY29sbGFib3JhLmNvbT4KPi0tLQo+IGRyaXZlcnMvZ3B1L2RybS9icmlkZ2Uvc3lub3Bz eXMvZHctZHAuYyB8IDggKysrKysrKysKPiAxIGZpbGUgY2hhbmdlZCwgOCBpbnNlcnRpb25zKCsp Cj4KPmRpZmYgLS1naXQgYS9kcml2ZXJzL2dwdS9kcm0vYnJpZGdlL3N5bm9wc3lzL2R3LWRwLmMg Yi9kcml2ZXJzL2dwdS9kcm0vYnJpZGdlL3N5bm9wc3lzL2R3LWRwLmMKPmluZGV4IGIxODU2NDE4 ZjQ0MS4uMjU3M2VhMmJiNTc0IDEwMDY0NAo+LS0tIGEvZHJpdmVycy9ncHUvZHJtL2JyaWRnZS9z eW5vcHN5cy9kdy1kcC5jCj4rKysgYi9kcml2ZXJzL2dwdS9kcm0vYnJpZGdlL3N5bm9wc3lzL2R3 LWRwLmMKPkBAIC0xNDY2LDYgKzE0NjYsOCBAQCBzdGF0aWMgc3NpemVfdCBkd19kcF9hdXhfdHJh bnNmZXIoc3RydWN0IGRybV9kcF9hdXggKmF1eCwKPiAJaWYgKFdBUk5fT04obXNnLT5zaXplID4g MTYpKQo+IAkJcmV0dXJuIC1FMkJJRzsKPiAKPisJcmVpbml0X2NvbXBsZXRpb24oJmRwLT5jb21w bGV0ZSk7Cj4rCj4gCXN3aXRjaCAobXNnLT5yZXF1ZXN0ICYgfkRQX0FVWF9JMkNfTU9UKSB7Cj4g CWNhc2UgRFBfQVVYX05BVElWRV9XUklURToKPiAJY2FzZSBEUF9BVVhfSTJDX1dSSVRFOgo+QEAg LTE0OTIsNiArMTQ5NCwxMiBAQCBzdGF0aWMgc3NpemVfdCBkd19kcF9hdXhfdHJhbnNmZXIoc3Ry dWN0IGRybV9kcF9hdXggKmF1eCwKPiAJc3RhdHVzID0gd2FpdF9mb3JfY29tcGxldGlvbl90aW1l b3V0KCZkcC0+Y29tcGxldGUsIHRpbWVvdXQpOwo+IAlpZiAoIXN0YXR1cykgewo+IAkJZGV2X2Vy cihkcC0+ZGV2LCAidGltZW91dCB3YWl0aW5nIGZvciBBVVggcmVwbHlcbiIpOwo+KwkJcmVnbWFw X3VwZGF0ZV9iaXRzKGRwLT5yZWdtYXAsIERXX0RQX1NPRlRfUkVTRVRfQ1RSTCwKPisJCQkJICAg QVVYX1JFU0VULCBGSUVMRF9QUkVQKEFVWF9SRVNFVCwgMSkpOwo+KwkJdXNsZWVwX3JhbmdlKDEw LCAyMCk7Cj4rCQlyZWdtYXBfdXBkYXRlX2JpdHMoZHAtPnJlZ21hcCwgRFdfRFBfU09GVF9SRVNF VF9DVFJMLAo+KwkJCQkgICBBVVhfUkVTRVQsIEZJRUxEX1BSRVAoQVVYX1JFU0VULCAwKSk7Cj4r CQlzeW5jaHJvbml6ZV9pcnEoZHAtPmlycSk7Cj4gCQlyZXR1cm4gLUVUSU1FRE9VVDsKPiAJfQo+ IAo+Cj4tLSAKPjIuNTMuMAo+Cg==