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Sun, 28 Nov 2021 23:02:29 -0800 From: Abhyuday Godhasara To: CC: , , , , , , , , Subject: [PATCH v8 2/3] firmware: xilinx: instantiate xilinx event manager driver Date: Sun, 28 Nov 2021 23:02:15 -0800 Message-ID: <20211129070216.30253-3-abhyuday.godhasara@xilinx.com> X-Mailer: git-send-email 2.32.0.93.g670b81a In-Reply-To: References: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-Correlation-Id: 81824ced-f8fe-4279-0f81-08d9b30635ca X-MS-TrafficTypeDiagnostic: CY4PR02MB2453: X-Microsoft-Antispam-PRVS: X-Auto-Response-Suppress: DR, RN, NRN, OOF, AutoReply X-MS-Oob-TLC-OOBClassifiers: OLM:2201; X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0; X-Microsoft-Antispam-Message-Info: twwd6kdaJtY9UvD7RlmaB2e/4FJmfpptlxC8r4cYnqyRqdj8+12CGP1VCKiFczyPtbUSY0uAK0zjTDNbnW8h+rxtEoIl+rJDtdM5lFD+eAz/pog4oR9TjxdtKj3KUBsCw9r4H63I/gLOZiyayj9ISTt63nDzbGzh0xUXzE4XcNVk3WHoErWfhshEPEAgANYXAgJZqMt68SM5oRS9g53EPXgeUSA7dmfE1KBpmUgXOPNhCIyGcLo5/JvwQT6kDXDjAwlQE6gqstIZ4UqAgOBJ9i0qAFYHCcedy3hBavBfHBV4HG34q3jRbnBPRI9lifLQ5h7VIefIZ0DKzNzq/XijDfkO7pZG+BirPke4Igf0e4rr7+O589MUgmcgi/0wvsUH0aIpm73+xXsbxgSn3trROYOYmS77wluOHZvtb3zXDx5UiBtHkpxBEz4R/fbYhorne8+e2a+ZPYSDD/rxbM5uHnZwUCQr0fCH/xMtfdmO/B4V+IWdIaXdXI9NvPC8iHnotMAGUoL8YDiKTEIP4HOOE3WuZCzgPMZ5+D+f1QU24dTFtUFt4ob1ogfyRokzlkP+UKZlaItUeNo8MhMxNix8lRQZVtKbCkZ+NEnzQNvHa5VdO05H2JRw7IQ32m87v3ZXLV6xgNNI0IcokwdTqYdsFSrNi1TaG0Vfmy/8f+GzHPL84XTn5+kbnKDW0kRQV9qC3LKxTStaK+4E4u8/xfB7A94J4MZLoWVkmaMLo6d4UFU= X-Forefront-Antispam-Report: CIP:149.199.62.198;CTRY:US;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:xsj-pvapexch01.xlnx.xilinx.com;PTR:unknown-62-198.xilinx.com;CAT:NONE;SFS:(46966006)(36840700001)(83380400001)(36860700001)(44832011)(70586007)(186003)(82310400004)(9786002)(6916009)(4326008)(2616005)(1076003)(7636003)(2906002)(356005)(47076005)(426003)(8936002)(316002)(54906003)(8676002)(336012)(26005)(5660300002)(70206006)(508600001)(6666004)(7696005)(36756003)(102446001);DIR:OUT;SFP:1101; X-OriginatorOrg: xilinx.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 29 Nov 2021 07:02:30.1836 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 81824ced-f8fe-4279-0f81-08d9b30635ca X-MS-Exchange-CrossTenant-Id: 657af505-d5df-48d0-8300-c31994686c5c X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=657af505-d5df-48d0-8300-c31994686c5c;Ip=[149.199.62.198];Helo=[xsj-pvapexch01.xlnx.xilinx.com] X-MS-Exchange-CrossTenant-AuthSource: BN1NAM02FT003.eop-nam02.prod.protection.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: CY4PR02MB2453 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Register simple platform device to instantiate Xilinx event manager driver. Signed-off-by: Rajan Vaja Signed-off-by: Abhyuday Godhasara Acked-by: Michal Simek --- Changes in v8: - None Changes in v7: - None Changes in v6: - None Changes in v5: - None Changes in v4: - None Changes in v3: - None Changes in v2: - Use em_dev instead of pdev in PTR_ERR. --- drivers/firmware/xilinx/zynqmp.c | 14 ++++++++++++++ 1 file changed, 14 insertions(+) diff --git a/drivers/firmware/xilinx/zynqmp.c b/drivers/firmware/xilinx/zynqmp.c index c2828ee6d4cf..bfa5ec7a808c 100644 --- a/drivers/firmware/xilinx/zynqmp.c +++ b/drivers/firmware/xilinx/zynqmp.c @@ -23,6 +23,7 @@ #include #include +#include #include "zynqmp-debug.h" /* Max HashMap Order for PM API feature check (1<<7 = 128) */ @@ -38,6 +39,8 @@ static bool feature_check_enabled; static DEFINE_HASHTABLE(pm_api_features_map, PM_API_FEATURE_CHECK_MAX_ORDER); +static struct platform_device *em_dev; + /** * struct pm_api_feature_data - PM API Feature data * @pm_api_id: PM API Id, used as key to index into hashmap @@ -1492,6 +1495,15 @@ static int zynqmp_firmware_probe(struct platform_device *pdev) zynqmp_pm_api_debugfs_init(); + np = of_find_compatible_node(NULL, NULL, "xlnx,versal"); + if (np) { + em_dev = platform_device_register_data(&pdev->dev, "xlnx_event_manager", + -1, NULL, 0); + if (IS_ERR(em_dev)) + dev_err_probe(&pdev->dev, PTR_ERR(em_dev), "EM register fail with error\n"); + } + of_node_put(np); + return of_platform_populate(dev->of_node, NULL, NULL, dev); } @@ -1509,6 +1521,8 @@ static int zynqmp_firmware_remove(struct platform_device *pdev) kfree(feature_data); } + platform_device_unregister(em_dev); + return 0; } -- 2.32.0.93.g670b81a From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 15E18C433EF for ; Mon, 29 Nov 2021 07:04:37 +0000 (UTC) DKIM-Signature: v=1; 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charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Register simple platform device to instantiate Xilinx event manager driver. Signed-off-by: Rajan Vaja Signed-off-by: Abhyuday Godhasara Acked-by: Michal Simek --- Changes in v8: - None Changes in v7: - None Changes in v6: - None Changes in v5: - None Changes in v4: - None Changes in v3: - None Changes in v2: - Use em_dev instead of pdev in PTR_ERR. --- drivers/firmware/xilinx/zynqmp.c | 14 ++++++++++++++ 1 file changed, 14 insertions(+) diff --git a/drivers/firmware/xilinx/zynqmp.c b/drivers/firmware/xilinx/zynqmp.c index c2828ee6d4cf..bfa5ec7a808c 100644 --- a/drivers/firmware/xilinx/zynqmp.c +++ b/drivers/firmware/xilinx/zynqmp.c @@ -23,6 +23,7 @@ #include #include +#include #include "zynqmp-debug.h" /* Max HashMap Order for PM API feature check (1<<7 = 128) */ @@ -38,6 +39,8 @@ static bool feature_check_enabled; static DEFINE_HASHTABLE(pm_api_features_map, PM_API_FEATURE_CHECK_MAX_ORDER); +static struct platform_device *em_dev; + /** * struct pm_api_feature_data - PM API Feature data * @pm_api_id: PM API Id, used as key to index into hashmap @@ -1492,6 +1495,15 @@ static int zynqmp_firmware_probe(struct platform_device *pdev) zynqmp_pm_api_debugfs_init(); + np = of_find_compatible_node(NULL, NULL, "xlnx,versal"); + if (np) { + em_dev = platform_device_register_data(&pdev->dev, "xlnx_event_manager", + -1, NULL, 0); + if (IS_ERR(em_dev)) + dev_err_probe(&pdev->dev, PTR_ERR(em_dev), "EM register fail with error\n"); + } + of_node_put(np); + return of_platform_populate(dev->of_node, NULL, NULL, dev); } @@ -1509,6 +1521,8 @@ static int zynqmp_firmware_remove(struct platform_device *pdev) kfree(feature_data); } + platform_device_unregister(em_dev); + return 0; } -- 2.32.0.93.g670b81a _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel