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Wed, 8 Apr 2020 23:26:13 -0700 Received: from [10.140.6.6] (helo=xhdappanad40.xilinx.com) by xsj-pvapsmtp01 with esmtp (Exim 4.63) (envelope-from ) id 1jMQdg-00046h-7C; Wed, 08 Apr 2020 23:26:12 -0700 From: Raviteja Narayanam To: linux-serial@vger.kernel.org Cc: gregkh@linuxfoundation.org, jslaby@suse.com, michal.simek@xilinx.com, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, git@xilinx.com, Raviteja Narayanam Subject: [PATCH v2 0/2] serial: uartps: Add tx_empty checks Date: Thu, 9 Apr 2020 11:56:01 +0530 Message-Id: <1586413563-29125-1-git-send-email-raviteja.narayanam@xilinx.com> X-Mailer: git-send-email 2.7.4 X-RCIS-Action: ALLOW X-TM-AS-Product-Ver: IMSS-7.1.0.1224-8.2.0.1013-23620.005 X-TM-AS-User-Approved-Sender: Yes;Yes X-EOPAttributedMessage: 0 X-MS-Office365-Filtering-HT: Tenant X-Forefront-Antispam-Report: CIP:149.199.60.83;CTRY:US;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:xsj-pvapsmtpgw01;PTR:unknown-60-83.xilinx.com;CAT:NONE;SFTY:;SFS:(10009020)(4636009)(136003)(396003)(39860400002)(376002)(346002)(46966005)(7696005)(6916009)(47076004)(8676002)(9786002)(107886003)(356004)(6666004)(26005)(81156014)(5660300002)(81166007)(70586007)(316002)(478600001)(4744005)(2616005)(426003)(82740400003)(70206006)(186003)(2906002)(36756003)(44832011)(8936002)(336012)(4326008);DIR:OUT;SFP:1101; MIME-Version: 1.0 Content-Type: text/plain X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-Correlation-Id: 567a3e74-a6a2-491c-b491-08d7dc4eec94 X-MS-TrafficTypeDiagnostic: DM6PR02MB5546: X-Microsoft-Antispam-PRVS: X-Auto-Response-Suppress: DR, RN, NRN, OOF, AutoReply X-MS-Oob-TLC-OOBClassifiers: OLM:5797; X-Forefront-PRVS: 0368E78B5B X-MS-Exchange-SenderADCheck: 1 X-Microsoft-Antispam: BCL:0; X-Microsoft-Antispam-Message-Info: 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 X-OriginatorOrg: xilinx.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 09 Apr 2020 06:26:23.0862 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 567a3e74-a6a2-491c-b491-08d7dc4eec94 X-MS-Exchange-CrossTenant-Id: 657af505-d5df-48d0-8300-c31994686c5c X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=657af505-d5df-48d0-8300-c31994686c5c;Ip=[149.199.60.83];Helo=[xsj-pvapsmtpgw01] X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: DM6PR02MB5546 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This patch series does the following: Use cdns_uart_tx_empty function in the driver. Wait for empty. v2: Modified the wait in console setup and used cdns_uart_tx_empty function in console_write as suggested by Maarten. Raviteja Narayanam (2): serial: uartps: Wait for tx_empty in console setup serial: uartps: Use cdns_uart_tx_empty in console_write drivers/tty/serial/xilinx_uartps.c | 12 +++++++++--- 1 file changed, 9 insertions(+), 3 deletions(-) -- 2.7.4