From patchwork Fri Feb 25 07:39:18 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Yu Tu X-Patchwork-Id: 546391 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id B893DC433EF for ; Fri, 25 Feb 2022 07:40:05 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S238183AbiBYHkg (ORCPT ); Fri, 25 Feb 2022 02:40:36 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:39296 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S238181AbiBYHkb (ORCPT ); Fri, 25 Feb 2022 02:40:31 -0500 Received: from mail-sh.amlogic.com (mail-sh.amlogic.com [58.32.228.43]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 00FB31959DF; Thu, 24 Feb 2022 23:39:59 -0800 (PST) Received: from droid06.amlogic.com (10.18.11.248) by mail-sh.amlogic.com (10.18.11.5) with Microsoft SMTP Server id 15.1.2176.14; Fri, 25 Feb 2022 15:39:55 +0800 From: Yu Tu To: , , , CC: Greg Kroah-Hartman , Jiri Slaby , Neil Armstrong , Kevin Hilman , Jerome Brunet , Martin Blumenstingl , Yu Tu Subject: [PATCH V7 2/6] tty: serial: meson: Use devm_ioremap_resource to get register mapped memory Date: Fri, 25 Feb 2022 15:39:18 +0800 Message-ID: <20220225073922.3947-3-yu.tu@amlogic.com> X-Mailer: git-send-email 2.33.1 In-Reply-To: <20220225073922.3947-1-yu.tu@amlogic.com> References: <20220225073922.3947-1-yu.tu@amlogic.com> MIME-Version: 1.0 X-Originating-IP: [10.18.11.248] Precedence: bulk List-ID: X-Mailing-List: linux-serial@vger.kernel.org Replace devm_request_mem_region and devm_ioremap with devm_ioremap_resource to make the code cleaner. Signed-off-by: Yu Tu Reviewed-by: Jiri Slaby --- drivers/tty/serial/meson_uart.c | 10 +--------- 1 file changed, 1 insertion(+), 9 deletions(-) diff --git a/drivers/tty/serial/meson_uart.c b/drivers/tty/serial/meson_uart.c index 6b80e41b4cc1..7570958d010c 100644 --- a/drivers/tty/serial/meson_uart.c +++ b/drivers/tty/serial/meson_uart.c @@ -720,15 +720,7 @@ static int meson_uart_probe(struct platform_device *pdev) if (!port) return -ENOMEM; - if (!devm_request_mem_region(&pdev->dev, res_mem->start, - resource_size(res_mem), - dev_name(&pdev->dev))) { - dev_err(&pdev->dev, "Memory region busy\n"); - return -EBUSY; - } - - port->membase = devm_ioremap(&pdev->dev, res_mem->start, - resource_size(res_mem)); + port->membase = devm_ioremap_resource(&pdev->dev, res_mem); if (IS_ERR(port->membase)) return PTR_ERR(port->membase);