diff options
| author | Anson Huang <Anson.Huang@nxp.com> | 2020-03-13 22:30:49 +0800 |
|---|---|---|
| committer | Alexandre Belloni <alexandre.belloni@bootlin.com> | 2020-03-16 11:55:55 +0100 |
| commit | 7863bd076b990f57076f2123337b67b5d5ccd190 (patch) | |
| tree | 9bc8624b0230b48b3c7229141e61f4afcfb6e616 /drivers/rtc/rtc-snvs.c | |
| parent | 21cbe810941501098e30c28df5cfa947ef04ee79 (diff) | |
| download | linux-7863bd076b990f57076f2123337b67b5d5ccd190.tar.gz | |
rtc: snvs: Use devm_add_action_or_reset() for calls to clk_disable_unprepare()
Use devm_add_action_or_reset() for calls to clk_disable_unprepare(),
which can simplify the error handling.
Signed-off-by: Anson Huang <Anson.Huang@nxp.com>
Link: https://lore.kernel.org/r/1584109849-21402-1-git-send-email-Anson.Huang@nxp.com
Link: https://lore.kernel.org/r/1584233264-26025-1-git-send-email-Anson.Huang@nxp.com
Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
Diffstat (limited to 'drivers/rtc/rtc-snvs.c')
| -rw-r--r-- | drivers/rtc/rtc-snvs.c | 27 |
1 files changed, 13 insertions, 14 deletions
diff --git a/drivers/rtc/rtc-snvs.c b/drivers/rtc/rtc-snvs.c index 7630089a113cf..35ee08aa7584a 100644 --- a/drivers/rtc/rtc-snvs.c +++ b/drivers/rtc/rtc-snvs.c @@ -263,6 +263,12 @@ static const struct regmap_config snvs_rtc_config = { .reg_stride = 4, }; +static void snvs_rtc_action(void *data) +{ + if (data) + clk_disable_unprepare(data); +} + static int snvs_rtc_probe(struct platform_device *pdev) { struct snvs_rtc_data *data; @@ -313,6 +319,10 @@ static int snvs_rtc_probe(struct platform_device *pdev) } } + ret = devm_add_action_or_reset(&pdev->dev, snvs_rtc_action, data->clk); + if (ret) + return ret; + platform_set_drvdata(pdev, data); /* Initialize glitch detect */ @@ -325,7 +335,7 @@ static int snvs_rtc_probe(struct platform_device *pdev) ret = snvs_rtc_enable(data, true); if (ret) { dev_err(&pdev->dev, "failed to enable rtc %d\n", ret); - goto error_rtc_device_register; + return ret; } device_init_wakeup(&pdev->dev, true); @@ -338,24 +348,13 @@ static int snvs_rtc_probe(struct platform_device *pdev) if (ret) { dev_err(&pdev->dev, "failed to request irq %d: %d\n", data->irq, ret); - goto error_rtc_device_register; + return ret; } data->rtc->ops = &snvs_rtc_ops; data->rtc->range_max = U32_MAX; - ret = rtc_register_device(data->rtc); - if (ret) { - dev_err(&pdev->dev, "failed to register rtc: %d\n", ret); - goto error_rtc_device_register; - } - - return 0; -error_rtc_device_register: - if (data->clk) - clk_disable_unprepare(data->clk); - - return ret; + return rtc_register_device(data->rtc); } static int __maybe_unused snvs_rtc_suspend_noirq(struct device *dev) |