From mboxrd@z Thu Jan 1 00:00:00 1970 Authentication-Results: smtp.subspace.kernel.org; arc=pass header.oldest-pass=0 smtp.remote-ip=52.101.65.49 ARC-Seal: i=2; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; cv=pass; t=1793343582; b=AcfLPvy1oNGm7lLOUh22cXil0czEGQKn5cWMCS2sUvupX4kMLIZxTg3tXjyzsFes3SZQ 9pz2y0MPsTzB0lxL3LOyE9bNSZN3nq5x+JwLuEuwe1XRyh6nG9qx4/15qqX+Lk/3bSCka yt1J4Sl0fUpLeDhDkcYLJZVLvuqvE3xINSUBi0I9Td+KUaZDRHK1YHtXRq3QC6NDtlKTn SRShdaN8Sbqcq0bZJ3c3dVEIIFRzlFVBefvZPQyPwDlZqsNcLETW97EtAxF9dVIgzc2l2 QN20les0DS6fl0QV5GVjmium6Xc/snWgBtRUxwntvZGIfQTMLDywzZ/vmaBB3ZD+yBA== ARC-Message-Signature: i=2; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; c=relaxed/relaxed; t=1793343582; h=DMARC-Filter:DKIM-Signature:Received:Received:Date:From:To:Cc: Subject:Message-ID:References:Content-Type:Content-Disposition: In-Reply-To:X-ClientProxiedBy:MIME-Version:X-MS-PublicTrafficType: X-MS-TrafficTypeDiagnostic:X-MS-Office365-Filtering-Correlation-Id: X-MS-Exchange-SenderADCheck:X-MS-Exchange-AntiSpam-Relay: X-Microsoft-Antispam:X-Microsoft-Antispam-Message-Info: X-Forefront-Antispam-Report: X-MS-Exchange-AntiSpam-MessageData-ChunkCount: X-MS-Exchange-AntiSpam-MessageData-0:X-OriginatorOrg: X-MS-Exchange-CrossTenant-Network-Message-Id: X-MS-Exchange-CrossTenant-AuthSource:X-MS-Exchange-CrossTenant-AuthAs: X-MS-Exchange-CrossTenant-OriginalArrivalTime: X-MS-Exchange-CrossTenant-FromEntityHeader: X-MS-Exchange-CrossTenant-Id:X-MS-Exchange-CrossTenant-MailboxType: X-MS-Exchange-CrossTenant-UserPrincipalName: X-MS-Exchange-Transport-CrossTenantHeadersStamped; bh=MM67aKZa2k2c6bKq+gBbl3F1MAGEAQchHa0lPFGtDy8=; b=2T8YvK21H2cyY1SU+DtR7mXU9nMsOfoadRPn7gkrsuYwTA/CxBscJwaidmz4Roys+zPY mJ5Y8kXSubV5vvVU+WspmztFPfaFoVyluwn43GseJr1yR2kZEK6fSqr6r2HzV8xkoLQdo QiTb5KmiWFzIvKvNKc6s38tyq28c6cZAM88I3wc7xgVXHcAyvyniKVj5pCdVvLm8EqqEY K1GZrel3yDB4UCmpsne/5AOwru6hrKPjxEGTQLBXSNnZhvVL7Nba43ID+nXRCYG8Vloiq UvO7T8hTFwwwg4f2TYsq6QIN0qkTxEVyfTWd0YmtdBHZo3TNzqzfI8B8kNbf/pIsjeg== ARC-Authentication-Results: i=2; smtp.subspace.kernel.org; dmarc=pass header.from=nxp.com; spf=pass smtp.mailfrom=nxp.com; dkim=pass header.d=nxp.com header.i=@nxp.com header.a=rsa-sha256 header.s=selector1 header.b=izXGW7YM; arc=pass header.oldest-pass=0 smtp.remote-ip=52.101.65.49 Received: from DU2PR03CU002.outbound.protection.outlook.com (mail-northeuropeazon11011049.outbound.protection.outlook.com [52.101.65.49]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange ECDHE (secp384r1) server-signature ECDSA (prime256v1) server-digest SHA256) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 9C841606A31D for ; Fri, 30 Oct 2026 06:59:41 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.2 smtp.subspace.kernel.org 9C841606A31D Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=nxp.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=nxp.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key, unprotected) header.d=nxp.com header.i=@nxp.com header.a=rsa-sha256 header.s=selector1 header.b=izXGW7YM ARC-Seal: i=1; a=rsa-sha256; s=arcselector10001; d=microsoft.com; cv=none; b=mgUDo7/xZJBLgESW1nYl0zz+QdY+TPEZsLpo/YiQYRsoVPujiw58WEiXzL19J1VhHZDtQIpXZwyLSTDRjL3bbc6RTkscGx1yRK2kcCdx5L8BX/UhXT9HEd+OtvLKFe+asyK11Fs56AdV2MCSQnDsUvL3KpgcWuBi5CHHO67zpVPXRhZTaUDR+Hi8Pznekfi/69mOU2z58wOUmfqF/Y6K2H7RqbwUKdEOvrwNahIfAjdEn5j+zUr/BPxWyvB/VQtwiBbcNpxtynYoR7i/qqkGdr9Saov+23M+FEC3942l7ZgQ/cq0uSa8p1TR8qxgxrv5v+15UKG1Pg0SvrKeDjLJ/Q== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=microsoft.com; s=arcselector10001; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-AntiSpam-MessageData-ChunkCount:X-MS-Exchange-AntiSpam-MessageData-0:X-MS-Exchange-AntiSpam-MessageData-1; bh=MM67aKZa2k2c6bKq+gBbl3F1MAGEAQchHa0lPFGtDy8=; b=VY58Dl9m+yKtY1d9BS73IjJxQ9ST8Fbo7NDRFwinwsdW0GCAy+SC6IEHBodJnydAcCo88y3wcDdEu/ogBkbFJij1K7YbfTSHe9CVIWdswZMsHnvjL5TJf6p4065aXaLNr4K57SfVzGHzIYMWJ38KLt/6ie5OSlV7mIqAz8wb4iFhPVE/LnM4VzXny+CgWVdnbDDhuYHSfzf0Der11EpN8DaH08r+1LpMhvonJEvx4yNqOnfpTNKwcfUujnB0RS8lVfWCjuUSnPJrWWxymM82nHnrTWNouchay0rkuCnlJPt8HiSPJZhXM0AwLR2+hjsXPW+YzsR2QiRgbmul0J4F7A== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass smtp.mailfrom=nxp.com; dmarc=pass action=none header.from=nxp.com; dkim=pass header.d=nxp.com; arc=none DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=nxp.com; s=selector1; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=MM67aKZa2k2c6bKq+gBbl3F1MAGEAQchHa0lPFGtDy8=; b=izXGW7YM16KyQ9YvUM9Zgaye43hmLqqXvJtd7hVpHj9aNvhSYm9nxVFiC7XCA1E6jLfjYPTxbgPOYCPs8iJxEMm6hmiaF4chcfAS2Y2al+4xNgUZXE49Lk5YturtMURBOiWaBDsRzlL0yLT8yHFMugTx44jerIPSff+DGc8GqJN5u4WfyR0noTZKqLcB/5ccHSCwfEdlyhvGVq+nj/57f8wlLyHQnXZ0WIQ2jwWbZcDa0/qMQckVSFtO071MTnCd4GG7zULKrQYZs+fD2K1Z6LiJq2QGFD3Rl4b2xbYnVC/O3nuFaPrjbm077j6woPCrKuoFTvgNn24+j6dOoKFpVw== Authentication-Results: mx.microsoft.com 1; dkim=none (message not signed) header.d=none;dmarc=none action=none header.from=nxp.com; Received: from MI9PR04MB350878.eurprd04.prod.outlook.com (2603:10a6:290:c0::7) by AS8PR04MB8561.eurprd04.prod.outlook.com (2603:10a6:20b:420::18) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.21.569.10; Fri, 30 Oct 2026 06:59:38 +0000 Received: from MI9PR04MB350878.eurprd04.prod.outlook.com ([fe80::8537:1cdd:6c49:6151]) by MI9PR04MB350878.eurprd04.prod.outlook.com ([fe80::8537:1cdd:6c49:6151%6]) with mapi id 15.21.0569.009; Fri, 30 Oct 2026 06:59:38 +0000 Date: Fri, 30 Oct 2026 15:01:15 +0800 From: Liu Ying To: Laurentiu Palcu Cc: Philipp Zabel , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , David Airlie , Simona Vetter , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Shawn Guo , Sascha Hauer , Pengutronix Kernel Team , Fabio Estevam , Dmitry Baryshkov , dri-devel@lists.freedesktop.org, devicetree@vger.kernel.org, imx@lists.linux.dev, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Marek Vasut , Alexander Stein , Frank Li Subject: Re: [PATCH v7 06/15] drm/imx: dc-crtc: Disable at boot Message-ID: References: <20261026-imx8-dc-prefetch-v7-0-a0b50cc4fc65@nxp.com> <20261026-imx8-dc-prefetch-v7-6-a0b50cc4fc65@nxp.com> Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: X-ClientProxiedBy: SI3PR02CA0014.apcprd02.prod.outlook.com (2603:1096:4:295::6) To MI9PR04MB350878.eurprd04.prod.outlook.com (2603:10a6:290:c0::7) X-Mailing-List: imx@lists.linux.dev List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list MIME-Version: 1.0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: MI9PR04MB350878:EE_|AS8PR04MB8561:EE_ X-MS-Office365-Filtering-Correlation-Id: 1ffa6725-6a7d-412a-7c7a-08df36535cef X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|376014|23010399003|7416014|366016|1800799024|19092799006|4143699003|11063799006|56012099006|261009223027099003|261026140227099003|261028144727099003|261022105027099003|10067099003|22082099003|18002099003; X-Microsoft-Antispam-Message-Info: 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 X-Forefront-Antispam-Report: CIP:255.255.255.255;CTRY:;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:MI9PR04MB350878.eurprd04.prod.outlook.com;PTR:;CAT:NONE;SFS:(13230040)(376014)(23010399003)(7416014)(366016)(1800799024)(19092799006)(4143699003)(11063799006)(56012099006)(261009223027099003)(261026140227099003)(261028144727099003)(261022105027099003)(10067099003)(22082099003)(18002099003);DIR:OUT;SFP:1101; X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-MessageData-0: =?us-ascii?Q?LaVzPSQyzO4RtfUXS0bIPfnYi8sy3wGRKZDW22g+bK/rCKyu5WT/+JbmUiTI?= =?us-ascii?Q?4dt1ngs8mW+dqeDLgJwQCG6yVClx7I2Km4d64faF3FZlbRAtj39VU7zAOMoF?= =?us-ascii?Q?S8NHkmoH4uqO/Iu5vthW/yYVXnlYGw0MXws3N+1e+gmni9vJeK9IamagkwLb?= =?us-ascii?Q?iJ1uXW690Ukslca6l5dJIpyh/vMWpApWhls8OhZi8hUEMk50P7nf2h95RUV6?= =?us-ascii?Q?Z7x/rdUoRflXeipiJ/TjryksfxIVm9Yrw9CJ1ETkLnMmPqKkr91WFFuxM/1H?= =?us-ascii?Q?mHYs5jWkpSFWib8yJrb05PVtUUJ2fGm3OPMX/zjBpiD3gfom4NjeYDibRZJ2?= =?us-ascii?Q?fhJ8boZk9lLhxvi/VmyLTCKGMnYT2wEh+nKs42bpsI6VIo7OggXW+O5lZxhE?= =?us-ascii?Q?jyVx5GCp1Idgme46dGyVNJY2DyLA1FeoumiCj+rK2ihF+dUV746CY+7+5GLQ?= =?us-ascii?Q?5NCSjZNmrwK/tz2ISh/LZXJImnO+4uquUuERyeH2KjCO+U21JQBMH0iJ0N6L?= =?us-ascii?Q?GqCiRjm3eKz3kUEntKkr4nNBQ9FCE1eiqc3vVvqIqUIfvYcxdvUD8vq+eZLC?= =?us-ascii?Q?7hnF8EAtXsXksD1/XxarzaI21BQF7vC9+VgHhr06TfPfwqqaEGYFUAEHq+dO?= =?us-ascii?Q?qywTbPjGbl/ADni1GeXWkcKuLDw17I5yFA/8eKD8pVSiBttSNQpTsLw+ZtEo?= =?us-ascii?Q?znSgBesrmziTxgZyO99VarrAWTWDHadHQXzEF/WgfAAUu87+pQVghB4B2Uzx?= =?us-ascii?Q?Gl3Qc+ZoxC/Hq+7+tqafTQ3I/u3gkUleNoFkTVYL00F9uGh7YlonfMxKJfkB?= =?us-ascii?Q?xxUbqfLBOTvwugc5FPZoXkVTFz0v7mWtWosIngx5gVq8kXMAydFUa+faR5tW?= =?us-ascii?Q?yFp65sRcFAoAtDdlB7T+QJbDVK6IB4KtzFd4qp/reYbEuTmwCgcgRefgKhN3?= =?us-ascii?Q?wa5rOpAuf/xujpRWCLH+dk4lJ/B9y3jUwtbIJxE3ZzJEWm5HjOspKB4YKmT9?= =?us-ascii?Q?ujN5kNi1g8+blWZyHECJbgl09OQFatVeWlUBjVTnrL/R+3N95VlrwaI+JTlb?= =?us-ascii?Q?YkPC1mInt2G1CIZ6HqdtNGrlGWWcc6/sBuV69L20+wgW2L1ueCvB4pZy7MeH?= =?us-ascii?Q?11KyBaLRfHDbra4t4j71ZCJlyW1RgRacuF3hC8JIrNCS21SNP6V1icNx40xI?= =?us-ascii?Q?gfFKvt6vOmtsC2643yFtwqSjhV5WvGo2+gV8IWs+BU8bQNm/cZGIP9aMYLkD?= =?us-ascii?Q?JZB2mB+YVO687QWNYtRTh9zsxSBFdh+BGMwa/EIXSIlbVl+yO1qFCiy4FItJ?= =?us-ascii?Q?OFRwejL6qmW1dCXqRucqJfLZOOJXUUJAoXWaG0hQbYy0ggK6dQHngRk8++Ww?= =?us-ascii?Q?YGapudFVuhWnVeFTosM0Umz+zvtu7d+OE+pZCOGrIjjnvnmSCvBJbaE0sZt6?= =?us-ascii?Q?1aa+2tc9EhFjee5RCzNexe5IdHBf/a9WAFvgdqs0bsOlp4Vz2b3x2da1Ct0x?= =?us-ascii?Q?BI6R3LkITulylUHyjYhbpQ9AFoSeHn65vw3AQIlgJ33La0sTzvOcptX3w7En?= =?us-ascii?Q?88wX9sbIMSaENmaMCrnUh7wlvz6o4v5rcGfPC0yQapZ2w/TtmRWNJZNVJnU5?= =?us-ascii?Q?Nleexiy6ZE+MUzFfZdNjWLHoao30wlm8NaHfuP/dwiX5xNmFQ0QYVSDTkyyM?= =?us-ascii?Q?cOq/quLUlfyZAp6M/YIEbjV+nM8RJg57/Q2/m7N+Sd3SMRizA3N8lrtULnJN?= =?us-ascii?Q?zZQuXidj5w=3D=3D?= X-OriginatorOrg: nxp.com X-MS-Exchange-CrossTenant-Network-Message-Id: 1ffa6725-6a7d-412a-7c7a-08df36535cef X-MS-Exchange-CrossTenant-AuthSource: MI9PR04MB350878.eurprd04.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 30 Oct 2026 06:59:37.9905 (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-CrossTenant-UserPrincipalName: 6xibwtnVSCEPJECvmDMjrgbgTfSl7QLuLFXsmVmqE3w/RQb4FI9Euodl5l2LgHwCG8kvvbRronut3M1PwQOMGg== X-MS-Exchange-Transport-CrossTenantHeadersStamped: AS8PR04MB8561 On Thu, Oct 29, 2026 at 11:30:06AM +0200, Laurentiu Palcu wrote: > On Mon, Oct 26, 2026 at 06:05:11PM +0800, Liu Ying wrote: [...] > > +void dc_crtc_disable_at_boot(struct drm_crtc *crtc) > > Shouldn't this function return int in order to propagate a potential error to > dc_drm_bind()? For example, if pm_runtime_resume_and_get() fails, or frame > index isn't moving, wouldn't it be better for dc_drm_bind() to fail as well? Will make it return an integer. -- Regards, Liu Ying