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pinctrl: qcom ssbi-gpio: Convert to immutable irq_chip

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Convert the driver to immutable irq-chip with a bit of
intuition.

Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Link: https://lore.kernel.org/r/20230414-immutable-irqchips-2-v1-6-6b59a5186b00@linaro.org
This commit is contained in:
Linus Walleij
2023-04-14 16:06:22 +02:00
parent 5e75e24eb1
commit 19bcff7e27
1 changed files with 21 additions and 3 deletions
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24
drivers/pinctrl/qcom/pinctrl-ssbi-gpio.c
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@@ -652,12 +652,30 @@ static int pm8xxx_pin_populate(struct pm8xxx_gpio *pctrl,
return 0;
}
static struct irq_chip pm8xxx_irq_chip = {
static void pm8xxx_irq_disable(struct irq_data *d)
{
struct gpio_chip *gc = irq_data_get_irq_chip_data(d);
gpiochip_disable_irq(gc, irqd_to_hwirq(d));
}
static void pm8xxx_irq_enable(struct irq_data *d)
{
struct gpio_chip *gc = irq_data_get_irq_chip_data(d);
gpiochip_enable_irq(gc, irqd_to_hwirq(d));
}
static const struct irq_chip pm8xxx_irq_chip = {
.name = "ssbi-gpio",
.irq_mask_ack = irq_chip_mask_ack_parent,
.irq_unmask = irq_chip_unmask_parent,
.irq_disable = pm8xxx_irq_disable,
.irq_enable = pm8xxx_irq_enable,
.irq_set_type = irq_chip_set_type_parent,
.flags = IRQCHIP_MASK_ON_SUSPEND | IRQCHIP_SKIP_SET_WAKE,
.flags = IRQCHIP_MASK_ON_SUSPEND | IRQCHIP_SKIP_SET_WAKE |
IRQCHIP_IMMUTABLE,
GPIOCHIP_IRQ_RESOURCE_HELPERS,
};
static int pm8xxx_domain_translate(struct irq_domain *domain,
@@ -788,7 +806,7 @@ static int pm8xxx_gpio_probe(struct platform_device *pdev)
return -ENXIO;
girq = &pctrl->chip.irq;
girq->chip = &pm8xxx_irq_chip;
gpio_irq_chip_set_chip(girq, &pm8xxx_irq_chip);
girq->default_type = IRQ_TYPE_NONE;
girq->handler = handle_level_irq;
girq->fwnode = dev_fwnode(pctrl->dev);