diff options
| author | Laxman Dewangan <ldewangan@nvidia.com> | 2013-04-29 16:19:25 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2013-04-29 18:28:28 -0700 |
| commit | 68567112ee3fa3c4eec0c525c39929564809dbb4 (patch) | |
| tree | 5c8160db187fcb7e41ed986ca25c5491b00f58cb /drivers/rtc/rtc-tegra.c | |
| parent | 57bff981f7ebc9b4617f84d425081dbddcf9f963 (diff) | |
| download | linux-68567112ee3fa3c4eec0c525c39929564809dbb4.tar.gz | |
drivers/rtc/rtc-tegra.c: use managed rtc_device_register()
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 <ldewangan@nvidia.com>
Reviewed-by: Thierry Reding <thierry.reding@avionic-design.de>
Reviewed-by: Stephen Warren <swarren@nvidia.com>
Cc: Jingoo Han <jg1.han@samsung.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'drivers/rtc/rtc-tegra.c')
| -rw-r--r-- | drivers/rtc/rtc-tegra.c | 28 |
1 files changed, 5 insertions, 23 deletions
diff --git a/drivers/rtc/rtc-tegra.c b/drivers/rtc/rtc-tegra.c index e9f0d530121ea..a34315d254781 100644 --- a/drivers/rtc/rtc-tegra.c +++ b/drivers/rtc/rtc-tegra.c @@ -349,13 +349,12 @@ 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(&pdev->dev, + dev_name(&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 +366,12 @@ 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 +423,6 @@ 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", |