Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753630Ab3CKIrf (ORCPT ); Mon, 11 Mar 2013 04:47:35 -0400 Received: from hqemgate03.nvidia.com ([216.228.121.140]:4396 "EHLO hqemgate03.nvidia.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752332Ab3CKIrd (ORCPT ); Mon, 11 Mar 2013 04:47:33 -0400 X-PGP-Universal: processed; by hqnvupgp07.nvidia.com on Mon, 11 Mar 2013 01:46:49 -0700 From: Laxman Dewangan To: , CC: , , , , , Laxman Dewangan Subject: [PATCH V2 5/5] rtc: tegra: use managed rtc_device_register Date: Mon, 11 Mar 2013 14:14:28 +0530 Message-ID: <1362991468-30226-6-git-send-email-ldewangan@nvidia.com> X-Mailer: git-send-email 1.7.1.1 In-Reply-To: <1362991468-30226-1-git-send-email-ldewangan@nvidia.com> References: <1362991468-30226-1-git-send-email-ldewangan@nvidia.com> MIME-Version: 1.0 Content-Type: text/plain Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 2411 Lines: 82 Use devm_rtc_device_register for registering RTC device. This will reduce the code for unregistering RTC device in cleanup path and remove the implementation of remove callback of platform driver. Signed-off-by: Laxman Dewangan Reviewed-by: Thierry Reding --- Changes from V1: - Formatting the code. - Add Thierry's reviewed by. drivers/rtc/rtc-tegra.c | 27 ++++----------------------- 1 files changed, 4 insertions(+), 23 deletions(-) diff --git a/drivers/rtc/rtc-tegra.c b/drivers/rtc/rtc-tegra.c index fe16388..ca01be7 100644 --- a/drivers/rtc/rtc-tegra.c +++ b/drivers/rtc/rtc-tegra.c @@ -349,13 +349,11 @@ static int __init tegra_rtc_probe(struct platform_device *pdev) device_init_wakeup(&pdev->dev, 1); - info->rtc_dev = rtc_device_register( - pdev->name, &pdev->dev, &tegra_rtc_ops, THIS_MODULE); + info->rtc_dev = devm_rtc_device_register(dev_name(&pdev->dev), + &pdev->dev, &tegra_rtc_ops, THIS_MODULE); if (IS_ERR(info->rtc_dev)) { ret = PTR_ERR(info->rtc_dev); - info->rtc_dev = NULL; - dev_err(&pdev->dev, - "Unable to register device (err=%d).\n", + dev_err(&pdev->dev, "Unable to register device (err=%d).\n", ret); return ret; } @@ -367,28 +365,12 @@ static int __init tegra_rtc_probe(struct platform_device *pdev) dev_err(&pdev->dev, "Unable to request interrupt for device (err=%d).\n", ret); - goto err_dev_unreg; + return ret; } dev_notice(&pdev->dev, "Tegra internal Real Time Clock\n"); return 0; - -err_dev_unreg: - rtc_device_unregister(info->rtc_dev); - - return ret; -} - -static int __exit tegra_rtc_remove(struct platform_device *pdev) -{ - struct tegra_rtc_info *info = platform_get_drvdata(pdev); - - rtc_device_unregister(info->rtc_dev); - - platform_set_drvdata(pdev, NULL); - - return 0; } #ifdef CONFIG_PM_SLEEP @@ -440,7 +422,6 @@ static void tegra_rtc_shutdown(struct platform_device *pdev) MODULE_ALIAS("platform:tegra_rtc"); static struct platform_driver tegra_rtc_driver = { - .remove = __exit_p(tegra_rtc_remove), .shutdown = tegra_rtc_shutdown, .driver = { .name = "tegra_rtc", -- 1.7.1.1 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/