pinctrl: spear/plgpio: Pass irqchip when adding gpiochip
We need to convert all old gpio irqchips to pass the irqchip
setup along when adding the gpio_chip. For more info see
drivers/gpio/TODO.
For chained irqchips this is a pretty straight-forward
conversion.
Cc: Shiraz Hashim <shiraz.linux.kernel@gmail.com>
Cc: Thierry Reding <thierry.reding@gmail.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Acked-by: Viresh Kumar <viresh.kumar@linaro.org>
Link: https://lore.kernel.org/r/20190913113530.5536-3-linus.walleij@linaro.org
diff --git a/drivers/pinctrl/spear/pinctrl-plgpio.c b/drivers/pinctrl/spear/pinctrl-plgpio.c
index 9d90647..c4c9a29 100644
--- a/drivers/pinctrl/spear/pinctrl-plgpio.c
+++ b/drivers/pinctrl/spear/pinctrl-plgpio.c
@@ -569,40 +569,35 @@ static int plgpio_probe(struct platform_device *pdev)
}
}
+ irq = platform_get_irq(pdev, 0);
+ if (irq > 0) {
+ struct gpio_irq_chip *girq;
+
+ girq = &plgpio->chip.irq;
+ girq->chip = &plgpio_irqchip;
+ girq->parent_handler = plgpio_irq_handler;
+ girq->num_parents = 1;
+ girq->parents = devm_kcalloc(&pdev->dev, 1,
+ sizeof(*girq->parents),
+ GFP_KERNEL);
+ if (!girq->parents)
+ return -ENOMEM;
+ girq->parents[0] = irq;
+ girq->default_type = IRQ_TYPE_NONE;
+ girq->handler = handle_simple_irq;
+ dev_info(&pdev->dev, "PLGPIO registering with IRQs\n");
+ } else {
+ dev_info(&pdev->dev, "PLGPIO registering without IRQs\n");
+ }
+
ret = gpiochip_add_data(&plgpio->chip, plgpio);
if (ret) {
dev_err(&pdev->dev, "unable to add gpio chip\n");
goto unprepare_clk;
}
- irq = platform_get_irq(pdev, 0);
- if (irq < 0) {
- dev_info(&pdev->dev, "PLGPIO registered without IRQs\n");
- return 0;
- }
-
- ret = gpiochip_irqchip_add(&plgpio->chip,
- &plgpio_irqchip,
- 0,
- handle_simple_irq,
- IRQ_TYPE_NONE);
- if (ret) {
- dev_err(&pdev->dev, "failed to add irqchip to gpiochip\n");
- goto remove_gpiochip;
- }
-
- gpiochip_set_chained_irqchip(&plgpio->chip,
- &plgpio_irqchip,
- irq,
- plgpio_irq_handler);
-
- dev_info(&pdev->dev, "PLGPIO registered with IRQs\n");
-
return 0;
-remove_gpiochip:
- dev_info(&pdev->dev, "Remove gpiochip\n");
- gpiochip_remove(&plgpio->chip);
unprepare_clk:
if (!IS_ERR(plgpio->clk))
clk_unprepare(plgpio->clk);