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Sun, 10 May 2026 23:26:47 -0500 Received: from [10.249.34.215] ([10.249.34.215]) by lelvem-mr05.itg.ti.com (8.18.1/8.18.1) with ESMTP id 64B4QlJA2905173; Sun, 10 May 2026 23:26:47 -0500 Message-ID: Date: Sun, 10 May 2026 23:26:47 -0500 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v2] drm/bridge: ite-it66121: Convert to DRM HDMI Audio Helper To: Dmitry Baryshkov CC: "ple@baylibre.com" , "neil.armstrong@linaro.org" , "andrzej.hajda@intel.com" , "rfoss@kernel.org" , "Laurent.pinchart@ideasonboard.com" , "jonas@kwiboo.se" , "jernej.skrabec@gmail.com" , "Thakkar, Devarsh" , "Jain, Swamil" , "SAHU, JEEVAN KUMAR" , "dri-devel@lists.freedesktop.org" , "linux-kernel@vger.kernel.org" References: <20260318154636.3230454-1-sen@ti.com> Content-Language: en-US From: "Wang, Sen" In-Reply-To: Content-Type: text/plain; charset="UTF-8"; format=flowed Content-Transfer-Encoding: 7bit X-C2ProcessedOrg: 333ef613-75bf-4e12-a4b1-8e3623f5dcea X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: BN1PEPF00004687:EE_|DM3PPF8B2A18C0F:EE_ X-MS-Office365-Filtering-Correlation-Id: 1d116cc0-bf72-44ba-da4e-08deaf1584ac X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|1800799024|7416014|376014|36860700016|82310400026|56012099003|22082099003|18002099003; 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X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-MessageData-0: eJTo2m80tmOr75MW8ebDZTO3L/NtpoIeBwiBSIa2IVfXwN+E7b7QfQt1wultOxD3JUfNNBsZyijM4pgscU/jW2uI/64oVB8JQ0s1oOMj0f7iRyY79WpGw3/q5irW37ceJSSdZ51fZOc1KGgAROmVOuO3/lD30lQmK1A6hK66UWwUXvDVkECI/gOyZQ5mMv532q3BNbBWQN4HkvB8M1gLIQ6Xwp1fh1nqcYJraM1Pk4cwdybvL8pV984JcOCGWI7eXY/QlkY3Xge0VdDykNuLJFeLxGUfTaI2BD758XeyfYKWc5Y2dfeWiAg/YjWbbls6MAYQOUsbpx3kDfQRpZguCzDzMqOARDw7kSrMJ9+w7LcHrnNAeVzLnVC0db0JTEG1aCP7d5PfrecLryOVKHMUDgwuwwpH+yOol16U0sIX4Fx3dWxX4lRLO5L0pZHFB7Ba X-OriginatorOrg: ti.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 11 May 2026 04:26:48.7072 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 1d116cc0-bf72-44ba-da4e-08deaf1584ac X-MS-Exchange-CrossTenant-Id: e5b49634-450b-4709-8abb-1e2b19b982b7 X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=e5b49634-450b-4709-8abb-1e2b19b982b7;Ip=[198.47.23.194];Helo=[lewvzet200.ext.ti.com] X-MS-Exchange-CrossTenant-AuthSource: BN1PEPF00004687.namprd05.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: DM3PPF8B2A18C0F On 5/8/2026 6:58 AM, Dmitry Baryshkov wrote: > On Wed, Mar 18, 2026 at 10:46:36AM -0500, Sen Wang wrote: >> Convert the IT66121 HDMI bridge driver from manually registering an >> hdmi-codec platform device to using the DRM HDMI Audio Helper framework >> via DRM_BRIDGE_OP_HDMI_AUDIO instead. >> > > Reviewed-by: Dmitry Baryshkov > > Also, if you have HW documentation for the bridge, would you consider > implementing infoframes support? As another followup, would you consider > switching the driver to drm_hdmi_acr_get_n_cts()? > Hi Dmitry, thanks for the review and suggestions! I need to double-check if I have the VSI spec, but I can certainly give it a try, looks like both AVI and n_cts can receive some refactoring help like you mentioned. I'll send out separate patch(s) if it pans out. Best, Sen Wang