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Received-SPF: Pass (protection.outlook.com: domain of amd.com designates 165.204.84.17 as permitted sender) receiver=protection.outlook.com; client-ip=165.204.84.17; helo=SATLEXMB04.amd.com; pr=C Received: from SATLEXMB04.amd.com (165.204.84.17) by SJ5PEPF000001D1.mail.protection.outlook.com (10.167.242.53) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.20.7159.9 via Frontend Transport; Wed, 3 Jan 2024 22:12:06 +0000 Received: from SATLEXMB03.amd.com (10.181.40.144) by SATLEXMB04.amd.com (10.181.40.145) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2507.34; Wed, 3 Jan 2024 16:12:01 -0600 Received: from xsjtanmays50.xilinx.com (10.180.168.240) by SATLEXMB03.amd.com (10.181.40.144) with Microsoft SMTP Server id 15.1.2507.34 via Frontend Transport; Wed, 3 Jan 2024 16:12:01 -0600 From: Tanmay Shah To: , CC: , , "Tanmay Shah" , Tarak Reddy Subject: [PATCH v4 2/2] remoteproc: enhance rproc_put() for clusters Date: Wed, 3 Jan 2024 14:11:25 -0800 Message-ID: <20240103221124.3063683-3-tanmay.shah@amd.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20240103221124.3063683-1-tanmay.shah@amd.com> References: <20240103221124.3063683-1-tanmay.shah@amd.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: SJ5PEPF000001D1:EE_|BL3PR12MB6545:EE_ X-MS-Office365-Filtering-Correlation-Id: e8436b88-ccbb-4837-914d-08dc0ca905f8 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0; 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X-OriginatorOrg: amd.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 03 Jan 2024 22:12:06.6762 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: e8436b88-ccbb-4837-914d-08dc0ca905f8 X-MS-Exchange-CrossTenant-Id: 3dd8961f-e488-4e60-8e11-a82d994e183d X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=3dd8961f-e488-4e60-8e11-a82d994e183d;Ip=[165.204.84.17];Helo=[SATLEXMB04.amd.com] X-MS-Exchange-CrossTenant-AuthSource: SJ5PEPF000001D1.namprd05.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: BL3PR12MB6545 X-getmail-retrieved-from-mailbox: INBOX X-GMAIL-THRID: 1787109014279055273 X-GMAIL-MSGID: 1787109014279055273 This patch enhances rproc_put() to support remoteproc clusters with multiple child nodes as in rproc_get_by_phandle(). Signed-off-by: Tarak Reddy Signed-off-by: Tanmay Shah --- drivers/remoteproc/remoteproc_core.c | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) diff --git a/drivers/remoteproc/remoteproc_core.c b/drivers/remoteproc/remoteproc_core.c index 0b3b34085e2f..f276956f2c5c 100644 --- a/drivers/remoteproc/remoteproc_core.c +++ b/drivers/remoteproc/remoteproc_core.c @@ -2554,7 +2554,11 @@ EXPORT_SYMBOL(rproc_free); */ void rproc_put(struct rproc *rproc) { - module_put(rproc->dev.parent->driver->owner); + if (rproc->dev.parent->driver) + module_put(rproc->dev.parent->driver->owner); + else + module_put(rproc->dev.parent->parent->driver->owner); + put_device(&rproc->dev); } EXPORT_SYMBOL(rproc_put);