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Received: from AM6PR04MB4838.eurprd04.prod.outlook.com (2603:10a6:20b:4::16) by AS8PR04MB7592.eurprd04.prod.outlook.com (2603:10a6:20b:23f::11) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.6886.36; Mon, 16 Oct 2023 15:32:57 +0000 Received: from AM6PR04MB4838.eurprd04.prod.outlook.com ([fe80::1774:e25f:f99:aca2]) by AM6PR04MB4838.eurprd04.prod.outlook.com ([fe80::1774:e25f:f99:aca2%4]) with mapi id 15.20.6886.034; Mon, 16 Oct 2023 15:32:57 +0000 From: Frank Li To: miquel.raynal@bootlin.com, conor.culhane@silvaco.com, alexandre.belloni@bootlin.com, joe@perches.com, linux-i3c@lists.infradead.org, linux-kernel@vger.kernel.org, imx@lists.linux.dev Subject: [PATCH 5/6] i3c: master: svc: fix SDA keep low when polling IBIWON timeout happen Date: Mon, 16 Oct 2023 11:32:31 -0400 Message-Id: <20231016153232.2851095-6-Frank.Li@nxp.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20231016153232.2851095-1-Frank.Li@nxp.com> References: <20231016153232.2851095-1-Frank.Li@nxp.com> X-ClientProxiedBy: SJ0P220CA0029.NAMP220.PROD.OUTLOOK.COM (2603:10b6:a03:41b::13) To AM6PR04MB4838.eurprd04.prod.outlook.com (2603:10a6:20b:4::16) MIME-Version: 1.0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: AM6PR04MB4838:EE_|AS8PR04MB7592:EE_ X-MS-Office365-Filtering-Correlation-Id: 464e0d18-8fe8-4836-fecb-08dbce5d2c5f X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0; 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Mon, 16 Oct 2023 08:33:14 -0700 (PDT) X-getmail-retrieved-from-mailbox: INBOX X-GMAIL-THRID: 1779926717129144450 X-GMAIL-MSGID: 1779926717129144450 Need call svc_i3c_master_emit_stop() release bus. Fixes: dd3c52846d59 ("i3c: master: svc: Add Silvaco I3C master driver") Cc: stable@vger.kernel.org Signed-off-by: Frank Li --- drivers/i3c/master/svc-i3c-master.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/i3c/master/svc-i3c-master.c b/drivers/i3c/master/svc-i3c-master.c index 5ab68d6e439d..5bca369d6912 100644 --- a/drivers/i3c/master/svc-i3c-master.c +++ b/drivers/i3c/master/svc-i3c-master.c @@ -403,6 +403,7 @@ static void svc_i3c_master_ibi_work(struct work_struct *work) SVC_I3C_MSTATUS_IBIWON(val), 0, 1000); if (ret) { dev_err(master->dev, "Timeout when polling for IBIWON\n"); + svc_i3c_master_emit_stop(master); goto reenable_ibis; }