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Sat, 10 Apr 2021 20:14:36 +0200 Received: from vleu-orange.cadence.com (10.160.88.83) by maileu3.global.cadence.com (10.160.88.99) with Microsoft SMTP Server (TLS) id 15.0.1497.2 via Frontend Transport; Sat, 10 Apr 2021 20:14:36 +0200 Received: from vleu-orange.cadence.com (localhost.localdomain [127.0.0.1]) by vleu-orange.cadence.com (8.14.4/8.14.4) with ESMTP id 13AIEafd028685; Sat, 10 Apr 2021 20:14:36 +0200 Received: (from pthombar@localhost) by vleu-orange.cadence.com (8.14.4/8.14.4/Submit) id 13AIEWGO028664; Sat, 10 Apr 2021 20:14:32 +0200 From: Parshuram Thombare To: , , , , CC: , , , , , , , , , Parshuram Thombare Subject: [PATCH v6 0/2] enable HDCP in Cadence MHDP bridge driver Date: Sat, 10 Apr 2021 20:14:09 +0200 Message-ID: <1618078449-28495-1-git-send-email-pthombar@cadence.com> X-Mailer: git-send-email 2.2.2 MIME-Version: 1.0 Content-Type: text/plain X-OrganizationHeadersPreserved: maileu3.global.cadence.com X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-Correlation-Id: 2c059f15-c0a2-43cf-187d-08d8fc4c83a9 X-MS-TrafficTypeDiagnostic: CH2PR07MB6744: X-Microsoft-Antispam-PRVS: X-MS-Oob-TLC-OOBClassifiers: OLM:3968; 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X-OriginatorOrg: cadence.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 10 Apr 2021 18:14:42.8457 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 2c059f15-c0a2-43cf-187d-08d8fc4c83a9 X-MS-Exchange-CrossTenant-Id: d36035c5-6ce6-4662-a3dc-e762e61ae4c9 X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=d36035c5-6ce6-4662-a3dc-e762e61ae4c9;Ip=[158.140.1.147];Helo=[sjmaillnx1.cadence.com] X-MS-Exchange-CrossTenant-AuthSource: DM6NAM12FT037.eop-nam12.prod.protection.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: CH2PR07MB6744 X-Proofpoint-ORIG-GUID: 9XlBj9qyCpCQbEMeb37yQTd8qATmMIy8 X-Proofpoint-GUID: 9XlBj9qyCpCQbEMeb37yQTd8qATmMIy8 X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:6.0.391,18.0.761 definitions=2021-04-10_07:2021-04-09,2021-04-10 signatures=0 X-Proofpoint-Spam-Details: rule=outbound_check_notspam policy=outbound_check score=0 mlxscore=0 lowpriorityscore=0 phishscore=0 adultscore=0 suspectscore=0 spamscore=0 impostorscore=0 mlxlogscore=999 malwarescore=0 priorityscore=1501 clxscore=1015 bulkscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2104060000 definitions=main-2104100138 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This patch series enables HDCP in Cadence MHDP DPI/DP bridge driver. Changes since v1: - Move sapb reg block right after apb reg block - Corresponding changes in binding and example Changes since v2: - Revert reg resource sequence in binding and use resource mapping by name - Remove hdcp_config from binding and use DRM HDCP Content Type property to select HDCP version Changes since v3: - Fix kernel test robot warning Changes since v4: - Fix binding issue Changes since v5: - Maintain backward compatibility of driver on platforms without SAPB port by allowing driver to continue without HDCP feature instead of returning error Parshuram Thombare (2): dt-bindings: drm/bridge: MHDP8546 bridge binding changes for HDCP drm: bridge: cdns-mhdp8546: Enable HDCP .../display/bridge/cdns,mhdp8546.yaml | 15 +- drivers/gpu/drm/bridge/cadence/Makefile | 2 +- .../drm/bridge/cadence/cdns-mhdp8546-core.c | 128 +++- .../drm/bridge/cadence/cdns-mhdp8546-core.h | 22 + .../drm/bridge/cadence/cdns-mhdp8546-hdcp.c | 570 ++++++++++++++++++ .../drm/bridge/cadence/cdns-mhdp8546-hdcp.h | 92 +++ 6 files changed, 812 insertions(+), 17 deletions(-) create mode 100644 drivers/gpu/drm/bridge/cadence/cdns-mhdp8546-hdcp.c create mode 100644 drivers/gpu/drm/bridge/cadence/cdns-mhdp8546-hdcp.h -- 2.25.1