Commit e09e200e authored by Andy Shevchenko's avatar Andy Shevchenko Committed by Linus Walleij

gpio: pca953x: Use bitmap API over implicit GCC extension

In IRQ handler we have to clear bitmap before use. Currently
the GCC extension has been used for that. For sake of the consistency
switch to bitmap API. As expected bloat-o-meter shows no difference
in the object size.
Signed-off-by: default avatarAndy Shevchenko <andriy.shevchenko@linux.intel.com>
Reviewed-by: default avatarBartosz Golaszewski <bgolaszewski@baylibre.com>
Link: https://lore.kernel.org/r/20200930142013.59247-1-andriy.shevchenko@linux.intel.comSigned-off-by: default avatarLinus Walleij <linus.walleij@linaro.org>
parent 17479aa3
...@@ -814,10 +814,12 @@ static irqreturn_t pca953x_irq_handler(int irq, void *devid) ...@@ -814,10 +814,12 @@ static irqreturn_t pca953x_irq_handler(int irq, void *devid)
{ {
struct pca953x_chip *chip = devid; struct pca953x_chip *chip = devid;
struct gpio_chip *gc = &chip->gpio_chip; struct gpio_chip *gc = &chip->gpio_chip;
DECLARE_BITMAP(pending, MAX_LINE) = {}; DECLARE_BITMAP(pending, MAX_LINE);
int level; int level;
bool ret; bool ret;
bitmap_zero(pending, MAX_LINE);
mutex_lock(&chip->i2c_lock); mutex_lock(&chip->i2c_lock);
ret = pca953x_irq_pending(chip, pending); ret = pca953x_irq_pending(chip, pending);
mutex_unlock(&chip->i2c_lock); mutex_unlock(&chip->i2c_lock);
......
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