diff options
| author | Linus Walleij <linus.walleij@linaro.org> | 2022-10-03 09:45:20 +0200 |
|---|---|---|
| committer | Bartosz Golaszewski <brgl@bgdev.pl> | 2022-10-03 20:56:46 +0200 |
| commit | 3c92506d86785967fd7e7933e04491b9276c2f00 (patch) | |
| tree | 9c62723306dcb1c078fb12ad67780924f1fb6837 /drivers/gpio | |
| parent | 0ae3109a839192920f09338e9abc4d5321107865 (diff) | |
| download | linux-rpi-3c92506d86785967fd7e7933e04491b9276c2f00.tar.gz linux-rpi-3c92506d86785967fd7e7933e04491b9276c2f00.tar.bz2 linux-rpi-3c92506d86785967fd7e7933e04491b9276c2f00.zip | |
gpio: tc3589x: Make irqchip immutable
This turns the Toshiba tc3589x gpio irqchip immutable.
Cc: Marc Zyngier <maz@kernel.org>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Acked-by: Marc Zyngier <maz@kernel.org>
Signed-off-by: Bartosz Golaszewski <brgl@bgdev.pl>
Diffstat (limited to 'drivers/gpio')
| -rw-r--r-- | drivers/gpio/gpio-tc3589x.c | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/drivers/gpio/gpio-tc3589x.c b/drivers/gpio/gpio-tc3589x.c index 443fe975bf13..e62ee7e56908 100644 --- a/drivers/gpio/gpio-tc3589x.c +++ b/drivers/gpio/gpio-tc3589x.c @@ -230,6 +230,7 @@ static void tc3589x_gpio_irq_mask(struct irq_data *d) tc3589x_gpio->regs[REG_IE][regoffset] &= ~mask; tc3589x_gpio->regs[REG_DIRECT][regoffset] |= mask; + gpiochip_disable_irq(gc, offset); } static void tc3589x_gpio_irq_unmask(struct irq_data *d) @@ -240,17 +241,20 @@ static void tc3589x_gpio_irq_unmask(struct irq_data *d) int regoffset = offset / 8; int mask = BIT(offset % 8); + gpiochip_enable_irq(gc, offset); tc3589x_gpio->regs[REG_IE][regoffset] |= mask; tc3589x_gpio->regs[REG_DIRECT][regoffset] &= ~mask; } -static struct irq_chip tc3589x_gpio_irq_chip = { +static const struct irq_chip tc3589x_gpio_irq_chip = { .name = "tc3589x-gpio", .irq_bus_lock = tc3589x_gpio_irq_lock, .irq_bus_sync_unlock = tc3589x_gpio_irq_sync_unlock, .irq_mask = tc3589x_gpio_irq_mask, .irq_unmask = tc3589x_gpio_irq_unmask, .irq_set_type = tc3589x_gpio_irq_set_type, + .flags = IRQCHIP_IMMUTABLE, + GPIOCHIP_IRQ_RESOURCE_HELPERS, }; static irqreturn_t tc3589x_gpio_irq(int irq, void *dev) @@ -321,7 +325,7 @@ static int tc3589x_gpio_probe(struct platform_device *pdev) tc3589x_gpio->chip.base = -1; girq = &tc3589x_gpio->chip.irq; - girq->chip = &tc3589x_gpio_irq_chip; + gpio_irq_chip_set_chip(girq, &tc3589x_gpio_irq_chip); /* This will let us handle the parent IRQ in the driver */ girq->parent_handler = NULL; girq->num_parents = 0; |