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Mon, 16 May 2022 22:34:55 -0700 From: Shubhrajyoti Datta To: CC: , , Shubhrajyoti Datta Subject: [PATCH v2] i2c: xiic: Correct the datatype for rx_watermark Date: Tue, 17 May 2022 11:04:52 +0530 Message-ID: <20220517053452.1526862-1-shubhrajyoti.datta@xilinx.com> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-Correlation-Id: dc8f9db0-d765-4eef-05b0-08da37c6fa3b X-MS-TrafficTypeDiagnostic: BL0PR02MB4324:EE_ X-Microsoft-Antispam-PRVS: X-Auto-Response-Suppress: DR, RN, NRN, OOF, AutoReply X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0; X-Microsoft-Antispam-Message-Info: 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 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:(13230001)(4636009)(36840700001)(40470700004)(46966006)(83380400001)(70206006)(70586007)(4326008)(8676002)(26005)(8936002)(9786002)(7696005)(508600001)(44832011)(7636003)(6666004)(186003)(1076003)(316002)(6916009)(54906003)(107886003)(36756003)(2616005)(36860700001)(2906002)(82310400005)(426003)(47076005)(356005)(43170500006)(5660300002)(336012)(40460700003)(102446001);DIR:OUT;SFP:1101; X-OriginatorOrg: xilinx.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 17 May 2022 05:34:56.6789 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: dc8f9db0-d765-4eef-05b0-08da37c6fa3b 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: DM3NAM02FT056.eop-nam02.prod.protection.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: BL0PR02MB4324 X-Spam-Status: No, score=-1.9 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,RCVD_IN_DNSWL_NONE,SPF_HELO_PASS,SPF_PASS, T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-i2c@vger.kernel.org The message length data type should be u16 as per the i2c_msg structure. Signed-off-by: Shubhrajyoti Datta Acked-by: Michal Simek --- v2: Typecast xiic_setreg drivers/i2c/busses/i2c-xiic.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/i2c/busses/i2c-xiic.c b/drivers/i2c/busses/i2c-xiic.c index aa6e37a9f275..9a1c3f8b7048 100644 --- a/drivers/i2c/busses/i2c-xiic.c +++ b/drivers/i2c/busses/i2c-xiic.c @@ -578,7 +578,7 @@ static int xiic_busy(struct xiic_i2c *i2c) static void xiic_start_recv(struct xiic_i2c *i2c) { - u8 rx_watermark; + u16 rx_watermark; struct i2c_msg *msg = i2c->rx_msg = i2c->tx_msg; /* Clear and enable Rx full interrupt. */ @@ -593,7 +593,7 @@ static void xiic_start_recv(struct xiic_i2c *i2c) rx_watermark = msg->len; if (rx_watermark > IIC_RX_FIFO_DEPTH) rx_watermark = IIC_RX_FIFO_DEPTH; - xiic_setreg8(i2c, XIIC_RFD_REG_OFFSET, rx_watermark - 1); + xiic_setreg8(i2c, XIIC_RFD_REG_OFFSET, (u8)(rx_watermark - 1)); if (!(msg->flags & I2C_M_NOSTART)) /* write the address */