diff options
Diffstat (limited to 'drivers/gpio/gpio-rcar.c')
| -rw-r--r-- | drivers/gpio/gpio-rcar.c | 35 |
1 files changed, 16 insertions, 19 deletions
diff --git a/drivers/gpio/gpio-rcar.c b/drivers/gpio/gpio-rcar.c index 18c965ee02c8..cd31580effa9 100644 --- a/drivers/gpio/gpio-rcar.c +++ b/drivers/gpio/gpio-rcar.c @@ -331,14 +331,11 @@ static int gpio_rcar_get(struct gpio_chip *chip, unsigned offset) static int gpio_rcar_get_multiple(struct gpio_chip *chip, unsigned long *mask, unsigned long *bits) { + u32 bankmask = mask[0] & GENMASK(chip->ngpio - 1, 0); struct gpio_rcar_priv *p = gpiochip_get_data(chip); - u32 bankmask, outputs, m, val = 0; + u32 outputs, m, val = 0; unsigned long flags; - bankmask = mask[0] & GENMASK(chip->ngpio - 1, 0); - if (!bankmask) - return 0; - if (p->info.has_always_in) { bits[0] = gpio_rcar_read(p, INDT) & bankmask; return 0; @@ -359,7 +356,7 @@ static int gpio_rcar_get_multiple(struct gpio_chip *chip, unsigned long *mask, return 0; } -static void gpio_rcar_set(struct gpio_chip *chip, unsigned offset, int value) +static int gpio_rcar_set(struct gpio_chip *chip, unsigned int offset, int value) { struct gpio_rcar_priv *p = gpiochip_get_data(chip); unsigned long flags; @@ -367,18 +364,17 @@ static void gpio_rcar_set(struct gpio_chip *chip, unsigned offset, int value) raw_spin_lock_irqsave(&p->lock, flags); gpio_rcar_modify_bit(p, OUTDT, offset, value); raw_spin_unlock_irqrestore(&p->lock, flags); + + return 0; } -static void gpio_rcar_set_multiple(struct gpio_chip *chip, unsigned long *mask, - unsigned long *bits) +static int gpio_rcar_set_multiple(struct gpio_chip *chip, unsigned long *mask, + unsigned long *bits) { + u32 bankmask = mask[0] & GENMASK(chip->ngpio - 1, 0); struct gpio_rcar_priv *p = gpiochip_get_data(chip); unsigned long flags; - u32 val, bankmask; - - bankmask = mask[0] & GENMASK(chip->ngpio - 1, 0); - if (!bankmask) - return; + u32 val; raw_spin_lock_irqsave(&p->lock, flags); val = gpio_rcar_read(p, OUTDT); @@ -386,6 +382,8 @@ static void gpio_rcar_set_multiple(struct gpio_chip *chip, unsigned long *mask, val |= (bankmask & bits[0]); gpio_rcar_write(p, OUTDT, val); raw_spin_unlock_irqrestore(&p->lock, flags); + + return 0; } static int gpio_rcar_direction_output(struct gpio_chip *chip, unsigned offset, @@ -537,8 +535,8 @@ static int gpio_rcar_probe(struct platform_device *pdev) gpio_chip->get = gpio_rcar_get; gpio_chip->get_multiple = gpio_rcar_get_multiple; gpio_chip->direction_output = gpio_rcar_direction_output; - gpio_chip->set = gpio_rcar_set; - gpio_chip->set_multiple = gpio_rcar_set_multiple; + gpio_chip->set_rv = gpio_rcar_set; + gpio_chip->set_multiple_rv = gpio_rcar_set_multiple; gpio_chip->label = name; gpio_chip->parent = dev; gpio_chip->owner = THIS_MODULE; @@ -594,7 +592,6 @@ static void gpio_rcar_remove(struct platform_device *pdev) pm_runtime_disable(&pdev->dev); } -#ifdef CONFIG_PM_SLEEP static int gpio_rcar_suspend(struct device *dev) { struct gpio_rcar_priv *p = dev_get_drvdata(dev); @@ -653,16 +650,16 @@ static int gpio_rcar_resume(struct device *dev) return 0; } -#endif /* CONFIG_PM_SLEEP*/ -static SIMPLE_DEV_PM_OPS(gpio_rcar_pm_ops, gpio_rcar_suspend, gpio_rcar_resume); +static DEFINE_SIMPLE_DEV_PM_OPS(gpio_rcar_pm_ops, gpio_rcar_suspend, + gpio_rcar_resume); static struct platform_driver gpio_rcar_device_driver = { .probe = gpio_rcar_probe, .remove = gpio_rcar_remove, .driver = { .name = "gpio_rcar", - .pm = &gpio_rcar_pm_ops, + .pm = pm_sleep_ptr(&gpio_rcar_pm_ops), .of_match_table = gpio_rcar_of_table, } }; |