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authorBartosz Golaszewski <bartosz.golaszewski@linaro.org>2024-08-19 17:17:05 +0200
committerBartosz Golaszewski <bartosz.golaszewski@linaro.org>2024-09-04 09:13:01 +0200
commitd14f6f405fc7b66b0a18967378a4114054b2690c (patch)
treeb265a8b0df7d79b7c41a7b3e534eb03e76778cb7 /drivers/gpio
parentd29e741cad3f8f41df1834bf74df79380c1c6c6d (diff)
gpio: davinci: use devm_clk_get_enabled()
Simplify the code in error paths by using the managed variant of the clock getter that controls the clock state as well. Reviewed-by: Linus Walleij <linus.walleij@linaro.org> Link: https://lore.kernel.org/r/20240819151705.37258-2-brgl@bgdev.pl Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>
Diffstat (limited to 'drivers/gpio')
-rw-r--r--drivers/gpio/gpio-davinci.c13
1 files changed, 2 insertions, 11 deletions
diff --git a/drivers/gpio/gpio-davinci.c b/drivers/gpio/gpio-davinci.c
index 7763b99f814a..b54fef6b1e12 100644
--- a/drivers/gpio/gpio-davinci.c
+++ b/drivers/gpio/gpio-davinci.c
@@ -446,7 +446,6 @@ static int davinci_gpio_irq_setup(struct platform_device *pdev)
{
unsigned gpio, bank;
int irq;
- int ret;
struct clk *clk;
u32 binten = 0;
unsigned ngpio;
@@ -467,21 +466,16 @@ static int davinci_gpio_irq_setup(struct platform_device *pdev)
ngpio = chips->chip.ngpio;
- clk = devm_clk_get(dev, "gpio");
+ clk = devm_clk_get_enabled(dev, "gpio");
if (IS_ERR(clk)) {
dev_err(dev, "Error %ld getting gpio clock\n", PTR_ERR(clk));
return PTR_ERR(clk);
}
- ret = clk_prepare_enable(clk);
- if (ret)
- return ret;
-
if (chips->gpio_unbanked) {
irq = devm_irq_alloc_descs(dev, -1, 0, ngpio, 0);
if (irq < 0) {
dev_err(dev, "Couldn't allocate IRQ numbers\n");
- clk_disable_unprepare(clk);
return irq;
}
@@ -490,7 +484,6 @@ static int davinci_gpio_irq_setup(struct platform_device *pdev)
chips);
if (!irq_domain) {
dev_err(dev, "Couldn't register an IRQ domain\n");
- clk_disable_unprepare(clk);
return -ENODEV;
}
}
@@ -559,10 +552,8 @@ static int davinci_gpio_irq_setup(struct platform_device *pdev)
sizeof(struct
davinci_gpio_irq_data),
GFP_KERNEL);
- if (!irqdata) {
- clk_disable_unprepare(clk);
+ if (!irqdata)
return -ENOMEM;
- }
irqdata->regs = g;
irqdata->bank_num = bank;