Message ID | 20210531131948.19477-6-raviteja.narayanam@xilinx.com |
---|---|
State | Superseded |
Headers | show
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Mon, 31 May 2021 06:20:47 -0700 Envelope-to: git@xilinx.com, linux-i2c@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, marex@denx.de Received: from [10.140.6.25] (port=53014 helo=xhdnagasure40.xilinx.com) by smtp.xilinx.com with esmtp (Exim 4.90) (envelope-from <raviteja.narayanam@xilinx.com>) id 1lnhqX-0004GE-Ne; Mon, 31 May 2021 06:20:46 -0700 From: Raviteja Narayanam <raviteja.narayanam@xilinx.com> To: <linux-i2c@vger.kernel.org>, <michal.simek@xilinx.com> CC: <linux-arm-kernel@lists.infradead.org>, <linux-kernel@vger.kernel.org>, <git@xilinx.com>, <marex@denx.de>, Shubhrajyoti Datta <shubhrajyoti.datta@xilinx.com>, Raviteja Narayanam <raviteja.narayanam@xilinx.com> Subject: [PATCH 05/10] i2c: xiic: Return value of xiic_reinit Date: Mon, 31 May 2021 07:19:43 -0600 Message-ID: <20210531131948.19477-6-raviteja.narayanam@xilinx.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20210531131948.19477-1-raviteja.narayanam@xilinx.com> References: <20210531131948.19477-1-raviteja.narayanam@xilinx.com> MIME-Version: 1.0 Content-Type: text/plain X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-Correlation-Id: 5b2e8fb6-728f-4cdc-140b-08d92436fa0d X-MS-TrafficTypeDiagnostic: MN2PR02MB6766: X-Microsoft-Antispam-PRVS: <MN2PR02MB6766522E2E96C4A1D37A7BE7CA3F9@MN2PR02MB6766.namprd02.prod.outlook.com> X-Auto-Response-Suppress: DR, RN, NRN, OOF, AutoReply X-MS-Oob-TLC-OOBClassifiers: OLM:2399; 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Series |
i2c: xiic: Add features, bug fixes.
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expand
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diff --git a/drivers/i2c/busses/i2c-xiic.c b/drivers/i2c/busses/i2c-xiic.c index 51b5fd5768db..b2ac76d94212 100644 --- a/drivers/i2c/busses/i2c-xiic.c +++ b/drivers/i2c/busses/i2c-xiic.c @@ -556,6 +556,7 @@ static irqreturn_t xiic_process(int irq, void *dev_id) struct xiic_i2c *i2c = dev_id; u32 pend, isr, ier; u32 clr = 0; + int ret; /* Get the interrupt Status from the IPIF. There is no clearing of * interrupts in the IPIF. Interrupts must be cleared at the source. @@ -592,7 +593,9 @@ static irqreturn_t xiic_process(int irq, void *dev_id) * fifos and the next message is a TX with len 0 (only addr) * reset the IP instead of just flush fifos */ - xiic_reinit(i2c); + ret = xiic_reinit(i2c); + if (!ret) + dev_dbg(i2c->adap.dev.parent, "reinit failed\n"); if (i2c->rx_msg) xiic_wakeup(i2c, STATE_ERROR);