From 419c0e9d25ac083877eb37143b54eb57af1401dd Mon Sep 17 00:00:00 2001 From: Christophe JAILLET Date: Sun, 13 Feb 2022 18:55:05 +0100 Subject: power: supply: da9150-fg: Use devm_delayed_work_autocancel() This driver only uses managed resources, except for the delayed work, if it is used. Use devm_delayed_work_autocancel() to also manage the delayed work. The error handling path of the probe and the remove function can both be removed. This saves a few lines of code. Signed-off-by: Christophe JAILLET Reviewed-by: Adam Thomson Signed-off-by: Sebastian Reichel --- drivers/power/supply/da9150-fg.c | 31 ++++++++++--------------------- 1 file changed, 10 insertions(+), 21 deletions(-) (limited to 'drivers/power') diff --git a/drivers/power/supply/da9150-fg.c b/drivers/power/supply/da9150-fg.c index 6e367826aae9..e63fa62d1943 100644 --- a/drivers/power/supply/da9150-fg.c +++ b/drivers/power/supply/da9150-fg.c @@ -20,6 +20,7 @@ #include #include #include +#include /* Core2Wire */ #define DA9150_QIF_READ (0x0 << 7) @@ -506,7 +507,13 @@ static int da9150_fg_probe(struct platform_device *pdev) * work for reporting data updates. */ if (fg->interval) { - INIT_DELAYED_WORK(&fg->work, da9150_fg_work); + ret = devm_delayed_work_autocancel(dev, &fg->work, + da9150_fg_work); + if (ret) { + dev_err(dev, "Failed to init work\n"); + return ret; + } + schedule_delayed_work(&fg->work, msecs_to_jiffies(fg->interval)); } @@ -515,34 +522,17 @@ static int da9150_fg_probe(struct platform_device *pdev) irq = platform_get_irq_byname(pdev, "FG"); if (irq < 0) { dev_err(dev, "Failed to get IRQ FG: %d\n", irq); - ret = irq; - goto irq_fail; + return irq; } ret = devm_request_threaded_irq(dev, irq, NULL, da9150_fg_irq, IRQF_ONESHOT, "FG", fg); if (ret) { dev_err(dev, "Failed to request IRQ %d: %d\n", irq, ret); - goto irq_fail; + return ret; } return 0; - -irq_fail: - if (fg->interval) - cancel_delayed_work(&fg->work); - - return ret; -} - -static int da9150_fg_remove(struct platform_device *pdev) -{ - struct da9150_fg *fg = platform_get_drvdata(pdev); - - if (fg->interval) - cancel_delayed_work(&fg->work); - - return 0; } static int da9150_fg_resume(struct platform_device *pdev) @@ -564,7 +554,6 @@ static struct platform_driver da9150_fg_driver = { .name = "da9150-fuel-gauge", }, .probe = da9150_fg_probe, - .remove = da9150_fg_remove, .resume = da9150_fg_resume, }; -- cgit v1.2.3