From nobody Tue Dec 2 02:19:09 2025 Received: from SN4PR0501CU005.outbound.protection.outlook.com (mail-southcentralusazon11011067.outbound.protection.outlook.com [40.93.194.67]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 2E0AD32FA3C for ; Thu, 20 Nov 2025 12:14:52 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=fail smtp.client-ip=40.93.194.67 ARC-Seal: i=2; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1763640895; cv=fail; b=KRRxRk7fP6qBgLZOP/ykNt56tLjIBfLrN+fXMsoJeLIKmbjPZF9iyoZcJQpiumgTEYKWAmVLdVNLAnWU5zwhV6J5o29CRZdqdfeJzZ1rlUB7sjsz7HmWmtUJSx7VzIupov3lArJO/GJbaOa0sgrawXTzm17PWQN9nY3CM6S0uug= ARC-Message-Signature: i=2; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1763640895; c=relaxed/simple; bh=D2k1pyB0+80JA1rTr4QMHa7h+dJWcqcP3iVYzqSGUos=; h=From:To:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=RP26VMuAB4RqnnofIP1IpOiIuL3I9wuO3uzhawb5UegLon9Lsurred2gRnNOGCjfuTeT4tztUnNY0Y8mgDKcadO++AWWf7ZgzEiVdyXgpK3KNuGk1Dl5JPYUwyN22a7f6m0VHNnnz5PSofYGyGqKFOA18RdLTXTQ67j/me4k9Cw= ARC-Authentication-Results: i=2; smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=ti.com; spf=pass smtp.mailfrom=ti.com; dkim=pass (1024-bit key) header.d=ti.com header.i=@ti.com header.b=NadxFfIN; arc=fail smtp.client-ip=40.93.194.67 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=ti.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=ti.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=ti.com header.i=@ti.com header.b="NadxFfIN" ARC-Seal: i=1; a=rsa-sha256; s=arcselector10001; d=microsoft.com; cv=none; b=rKi4AmJ/P69f7CwXt57wMy7hQprrCM/kjXqpp03QTLxOeK7BjUVJW8dGJDd8QYKj4Wgi7q+GyFefC5i7EMhpMgvJq2qud1UNWxYEZ7jRd70TZDV6xjfg25c594VAwII5ziAeZb2n/QNe2ZJRTYlkFyjDTjOpCmaWLzHEVM3qelYSy4SOEVc6GubqVtaXFA19fz/IZKBto8VffYifS2RngxtWLZmGu/riFt8Df1RWSYP0b63ynmfUyGnXuJ8YW1uZ4017R0QWG0tbUxOeVw/ZMXd6zpg1JTVUhhW7EyzNGdGvORUPwVACkNYENK0SNO9XuPabJKvebDbIm7uDveDi/w== 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=2A/X2cKJPzIUynJOP0tfMCoreJ4+oBhLtpm3lBxDwiY=; b=uP0d5ZyTOP3RCfWS8i1VpQ9Fp/X9q0o4Gc3vWRPN0+95en0Ck+zt+qTxp1g/XT40tmtWCQqXehcouVzIfMnpBIWmnMQ3DmE04eCAhnoxGqANJSlN1bFq8G3N6V04k6GCZGqg/lelR7VIOp3oMve5ViEHZ8dbs84vIOdS1Nlij6aIIBqXVnAH8Cg7GzkvgQmyuKqgRR9iGd8j9PDPzIiJ5Bb7eC4mjvP2xapJH7w1kAE9j/pVZeypnS/S1nl917qtUIZkEiQySo9E+LMtXrCx1g465sxo2Vh42g2Ha8oQLcf3sBLsrQf4n5t32KqY0En+CzNvGt1OXeIgzbLyhJ6jJw== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass (sender ip is 198.47.23.195) smtp.rcpttodomain=suse.de smtp.mailfrom=ti.com; dmarc=pass (p=quarantine sp=none pct=100) action=none header.from=ti.com; dkim=none (message not signed); arc=none (0) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ti.com; s=selector1; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=2A/X2cKJPzIUynJOP0tfMCoreJ4+oBhLtpm3lBxDwiY=; b=NadxFfIN9UyPbGAR33mW/PGm/6LFZ3q4R+0ZqHnRa4XvE/uBuT9mXmHET50LTccCP18REX8cKPoANN+jGZ9YMBo11QT47zriHO96a693ej+s0CN8koDNkE/uFSy32Z1bzAILkwGFso0OQ9pT11PFiJjcgZAxNJWb+9IDpUEzns8= Received: from MN2PR19CA0040.namprd19.prod.outlook.com (2603:10b6:208:19b::17) by CO6PR10MB5569.namprd10.prod.outlook.com (2603:10b6:303:144::5) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.9343.10; Thu, 20 Nov 2025 12:14:49 +0000 Received: from BL02EPF00029927.namprd02.prod.outlook.com (2603:10b6:208:19b:cafe::55) by MN2PR19CA0040.outlook.office365.com (2603:10b6:208:19b::17) with Microsoft SMTP Server (version=TLS1_3, cipher=TLS_AES_256_GCM_SHA384) id 15.20.9343.10 via Frontend Transport; Thu, 20 Nov 2025 12:14:47 +0000 X-MS-Exchange-Authentication-Results: spf=pass (sender IP is 198.47.23.195) smtp.mailfrom=ti.com; dkim=none (message not signed) header.d=none;dmarc=pass action=none header.from=ti.com; Received-SPF: Pass (protection.outlook.com: domain of ti.com designates 198.47.23.195 as permitted sender) receiver=protection.outlook.com; client-ip=198.47.23.195; helo=lewvzet201.ext.ti.com; pr=C Received: from lewvzet201.ext.ti.com (198.47.23.195) by BL02EPF00029927.mail.protection.outlook.com (10.167.249.52) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.9343.9 via Frontend Transport; Thu, 20 Nov 2025 12:14:47 +0000 Received: from DLEE205.ent.ti.com (157.170.170.85) by lewvzet201.ext.ti.com (10.4.14.104) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.2562.20; Thu, 20 Nov 2025 06:14:43 -0600 Received: from DLEE208.ent.ti.com (157.170.170.97) by DLEE205.ent.ti.com (157.170.170.85) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.2562.20; Thu, 20 Nov 2025 06:14:43 -0600 Received: from lelvem-mr06.itg.ti.com (10.180.75.8) by DLEE208.ent.ti.com (157.170.170.97) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.2562.20 via Frontend Transport; Thu, 20 Nov 2025 06:14:43 -0600 Received: from hkshenoy.dhcp.ti.com (hkshenoy.dhcp.ti.com [172.24.235.208]) by lelvem-mr06.itg.ti.com (8.18.1/8.18.1) with ESMTP id 5AKCEHDw3636470; Thu, 20 Nov 2025 06:14:37 -0600 From: Harikrishna Shenoy To: , , , , , , , , , , , , , , , , , , , , , , , , , Subject: [PATCH RESEND v9 3/6] drm/bridge: cadence: cdns-mhdp8546-core: Handle HDCP state in bridge atomic check Date: Thu, 20 Nov 2025 17:44:13 +0530 Message-ID: <20251120121416.660781-4-h-shenoy@ti.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20251120121416.660781-1-h-shenoy@ti.com> References: <20251120121416.660781-1-h-shenoy@ti.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-C2ProcessedOrg: 333ef613-75bf-4e12-a4b1-8e3623f5dcea X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: BL02EPF00029927:EE_|CO6PR10MB5569:EE_ X-MS-Office365-Filtering-Correlation-Id: 4eb4c586-439f-4a50-edd5-08de282e660a X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|1800799024|376014|7416014|82310400026|36860700013|921020; X-Microsoft-Antispam-Message-Info: =?us-ascii?Q?t34yp0US0yZYxdw5lKaMxXaTw0/w4LpN4UsX6zIjPZiaKeTCf48Rm/9aC34f?= =?us-ascii?Q?ZbVOB7NIOgLVqkKmMBc99H4b5PLvBWgfEEAyrYG5+5PE9A8MUrKfKZ4DFgog?= =?us-ascii?Q?JxTfuteXRjXxDK7jjuZs1EOOpLT+IAwyMT6XpqzwDMsNebvTh876UJnmzjaI?= =?us-ascii?Q?BOkc34tzViTExHUqJc5+YWClE0HfdLirKTagol0elT6Qp9PPQRPEVHUqkQxb?= =?us-ascii?Q?a1AhHzZN0ltWs8e0bbuAvs9uMTn3pIUk+dNM2gbI5gKahV+VpfhRl6MTgRoI?= =?us-ascii?Q?VdandyegPnyhnlMBjFiebIQfqxY/M4k+6valXaZw+rcWZ7r3rd20VeCQUh2f?= =?us-ascii?Q?7WvwxcEWw0k6p/0c3cfOtGpoqWclyJpbCUheQHWy7thCfNTSxlF+TjerYBlD?= =?us-ascii?Q?UATBBUsgzZwcQLLDTfNUVhFqsP2AQna75xnBp0iZpxVxeTGYk2PJxGXvJMps?= =?us-ascii?Q?OiLbCccSMa3NQ4AVk5fF95duWuo/xPx6PvR/roMKasG9+5dlut54unVCi4By?= =?us-ascii?Q?EL8WJ4dTVn9j3HTJ1M+7Xq1bE6OAY17XGcWW9x3TL+IstEWpL9USsIQI10dM?= =?us-ascii?Q?V80y6JwI06m4Hhu5/QFeEOaQ9u8bKb5uz3LMvdGafeRjHP7CCVxb/f7861CT?= =?us-ascii?Q?wm2/4PYAb58gBLnCKZ7r1jffIm5x7UWtVEQtnFJjSD5cMmBKMn6OsxIScWeK?= =?us-ascii?Q?Pm/1yicf/BeEUfhvoTy4dZvn2GUE+SxFa9kaRbHFwZ49bL4AqwYYDUJJYkKG?= =?us-ascii?Q?QApZNqeqqGhRtH/zJ9PcRqSKvhKpBeNFulKgy7YBT7WNR7W+U923yqXX4roX?= =?us-ascii?Q?e2591mY6eL742D9dJPmKUFA1vSunha1QssBpGwXbehOMxo7wH+LdzApT+48a?= =?us-ascii?Q?rHqS9UQMVSoPGEPt1jfZh7eScyevROKzu4q8o7un/w7XtKBWBXc7LJzNIPFA?= =?us-ascii?Q?rcBa/XIdmi4SCoMC2/OMKMHo1+xCtSoAxW4Y1juDmf3zE+ienw3RNN4OBuPf?= =?us-ascii?Q?mk6WM7FY3dcJ6v9fGuDhU/MBq0T4bJQfa8sq5vjC66ZQ/NsnDo+sIFBkCMt3?= =?us-ascii?Q?OO0xarn3q9/QN2AWZz/m5P8fuISviM2yNyAiuZPevFP7ww74PaQbA9SGW7BV?= =?us-ascii?Q?Ht6hf9HKnfMbZNlAP6dLBLPNJZPQfcCda2Ixaf0jgucAe+YlcZflJcGsGKwM?= =?us-ascii?Q?HtsnNM9VhW49jUsmdAGT2MT6y64v/0PrqIOCvd24TXUbuDVrFW+x56ImtKkQ?= =?us-ascii?Q?Eu+NPNyho9o/SKngD7/N9cZ/xPVPF5OX1p4ELKk30U1RRcFzNOfnj1yzlijM?= =?us-ascii?Q?A/CiaAciz3gE5ueXoI15YxyFjuV/vQPju3aXQuB8KswPxu8ZTwJIbYhgblPh?= =?us-ascii?Q?phgrqJ0ELLoeDQFuL/F7/cZa4n3QMgt5jDKlM8McompatCyJuvBLibi0Oggk?= =?us-ascii?Q?n5YUDp99K/ofSOLWLR3LTby/mkiRekqTnf8F/Z7OhhZFBgmsnC1wMbCBJriz?= =?us-ascii?Q?EMhcvRr0g1WGfTALgN1RHTnCIPK+/ilom40Prcua+07vDvmgE/hiW3Z2ak+Y?= =?us-ascii?Q?AmLYp9fzSBKGrfNMnoMfFjjWbTTJlC4DKw8cFpDL?= X-Forefront-Antispam-Report: CIP:198.47.23.195;CTRY:US;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:lewvzet201.ext.ti.com;PTR:InfoDomainNonexistent;CAT:NONE;SFS:(13230040)(1800799024)(376014)(7416014)(82310400026)(36860700013)(921020);DIR:OUT;SFP:1101; X-OriginatorOrg: ti.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 20 Nov 2025 12:14:47.7616 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 4eb4c586-439f-4a50-edd5-08de282e660a X-MS-Exchange-CrossTenant-Id: e5b49634-450b-4709-8abb-1e2b19b982b7 X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=e5b49634-450b-4709-8abb-1e2b19b982b7;Ip=[198.47.23.195];Helo=[lewvzet201.ext.ti.com] X-MS-Exchange-CrossTenant-AuthSource: BL02EPF00029927.namprd02.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: CO6PR10MB5569 Content-Type: text/plain; charset="utf-8" Now that we have DRM_BRIDGE_ATTACH_NO_CONNECTOR framework, handle the HDCP state change inbridge atomic check as well to enable correct functioning for HDCP in both DRM_BRIDGE_ATTACH_NO_CONNECTOR and !DRM_BRIDGE_ATTACH_NO_CONNECTOR case. Fixes: 6a3608eae6d33 ("drm: bridge: cdns-mhdp8546: Enable HDCP") Signed-off-by: Harikrishna Shenoy --- .../drm/bridge/cadence/cdns-mhdp8546-core.c | 23 +++++++++++++++++++ 1 file changed, 23 insertions(+) diff --git a/drivers/gpu/drm/bridge/cadence/cdns-mhdp8546-core.c b/drivers/= gpu/drm/bridge/cadence/cdns-mhdp8546-core.c index 7178a01e4d4d8..d944095da4722 100644 --- a/drivers/gpu/drm/bridge/cadence/cdns-mhdp8546-core.c +++ b/drivers/gpu/drm/bridge/cadence/cdns-mhdp8546-core.c @@ -2123,6 +2123,10 @@ static int cdns_mhdp_atomic_check(struct drm_bridge = *bridge, { struct cdns_mhdp_device *mhdp =3D bridge_to_mhdp(bridge); const struct drm_display_mode *mode =3D &crtc_state->adjusted_mode; + struct drm_connector_state *old_state, *new_state; + struct drm_atomic_state *state =3D crtc_state->state; + struct drm_connector *conn =3D mhdp->connector_ptr; + u64 old_cp, new_cp; =20 mutex_lock(&mhdp->link_mutex); =20 @@ -2142,6 +2146,25 @@ static int cdns_mhdp_atomic_check(struct drm_bridge = *bridge, if (mhdp->info) bridge_state->input_bus_cfg.flags =3D *mhdp->info->input_bus_flags; =20 + if (conn && mhdp->hdcp_supported) { + old_state =3D drm_atomic_get_old_connector_state(state, conn); + new_state =3D drm_atomic_get_new_connector_state(state, conn); + old_cp =3D old_state->content_protection; + new_cp =3D new_state->content_protection; + + if (old_state->hdcp_content_type !=3D new_state->hdcp_content_type && + new_cp !=3D DRM_MODE_CONTENT_PROTECTION_UNDESIRED) { + new_state->content_protection =3D DRM_MODE_CONTENT_PROTECTION_DESIRED; + crtc_state =3D drm_atomic_get_new_crtc_state(state, new_state->crtc); + crtc_state->mode_changed =3D true; + } + + if (!new_state->crtc) { + if (old_cp =3D=3D DRM_MODE_CONTENT_PROTECTION_ENABLED) + new_state->content_protection =3D DRM_MODE_CONTENT_PROTECTION_DESIRED; + } + } + mutex_unlock(&mhdp->link_mutex); return 0; } --=20 2.34.1