diff options
| author | Linus Walleij <linus.walleij@linaro.org> | 2020-01-17 08:59:29 +0100 |
|---|---|---|
| committer | Linus Walleij <linus.walleij@linaro.org> | 2020-01-17 08:59:29 +0100 |
| commit | 6a77de2596a8d02cbfe9cebe448d8575e4354c9a (patch) | |
| tree | 13e7621c147ef1415195213089ce3c2c94590bde /drivers/gpio/gpio-pca953x.c | |
| parent | gpio: wcd934x: Add support to wcd934x gpio controller (diff) | |
| parent | Linux 5.5-rc6 (diff) | |
| download | linux-6a77de2596a8d02cbfe9cebe448d8575e4354c9a.tar.xz linux-6a77de2596a8d02cbfe9cebe448d8575e4354c9a.zip | |
Merge tag 'v5.5-rc6' into devel
Linux 5.5-rc6
Diffstat (limited to 'drivers/gpio/gpio-pca953x.c')
| -rw-r--r-- | drivers/gpio/gpio-pca953x.c | 26 |
1 files changed, 10 insertions, 16 deletions
diff --git a/drivers/gpio/gpio-pca953x.c b/drivers/gpio/gpio-pca953x.c index 24ffe78ffe71..5638b4e5355f 100644 --- a/drivers/gpio/gpio-pca953x.c +++ b/drivers/gpio/gpio-pca953x.c @@ -568,16 +568,18 @@ static void pca953x_irq_mask(struct irq_data *d) { struct gpio_chip *gc = irq_data_get_irq_chip_data(d); struct pca953x_chip *chip = gpiochip_get_data(gc); + irq_hw_number_t hwirq = irqd_to_hwirq(d); - chip->irq_mask[d->hwirq / BANK_SZ] &= ~BIT(d->hwirq % BANK_SZ); + clear_bit(hwirq, chip->irq_mask); } static void pca953x_irq_unmask(struct irq_data *d) { struct gpio_chip *gc = irq_data_get_irq_chip_data(d); struct pca953x_chip *chip = gpiochip_get_data(gc); + irq_hw_number_t hwirq = irqd_to_hwirq(d); - chip->irq_mask[d->hwirq / BANK_SZ] |= BIT(d->hwirq % BANK_SZ); + set_bit(hwirq, chip->irq_mask); } static int pca953x_irq_set_wake(struct irq_data *d, unsigned int on) @@ -635,8 +637,7 @@ static int pca953x_irq_set_type(struct irq_data *d, unsigned int type) { struct gpio_chip *gc = irq_data_get_irq_chip_data(d); struct pca953x_chip *chip = gpiochip_get_data(gc); - int bank_nb = d->hwirq / BANK_SZ; - u8 mask = BIT(d->hwirq % BANK_SZ); + irq_hw_number_t hwirq = irqd_to_hwirq(d); if (!(type & IRQ_TYPE_EDGE_BOTH)) { dev_err(&chip->client->dev, "irq %d: unsupported type %d\n", @@ -644,15 +645,8 @@ static int pca953x_irq_set_type(struct irq_data *d, unsigned int type) return -EINVAL; } - if (type & IRQ_TYPE_EDGE_FALLING) - chip->irq_trig_fall[bank_nb] |= mask; - else - chip->irq_trig_fall[bank_nb] &= ~mask; - - if (type & IRQ_TYPE_EDGE_RISING) - chip->irq_trig_raise[bank_nb] |= mask; - else - chip->irq_trig_raise[bank_nb] &= ~mask; + assign_bit(hwirq, chip->irq_trig_fall, type & IRQ_TYPE_EDGE_FALLING); + assign_bit(hwirq, chip->irq_trig_raise, type & IRQ_TYPE_EDGE_RISING); return 0; } @@ -661,10 +655,10 @@ static void pca953x_irq_shutdown(struct irq_data *d) { struct gpio_chip *gc = irq_data_get_irq_chip_data(d); struct pca953x_chip *chip = gpiochip_get_data(gc); - u8 mask = BIT(d->hwirq % BANK_SZ); + irq_hw_number_t hwirq = irqd_to_hwirq(d); - chip->irq_trig_raise[d->hwirq / BANK_SZ] &= ~mask; - chip->irq_trig_fall[d->hwirq / BANK_SZ] &= ~mask; + clear_bit(hwirq, chip->irq_trig_raise); + clear_bit(hwirq, chip->irq_trig_fall); } static bool pca953x_irq_pending(struct pca953x_chip *chip, unsigned long *pending) |