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pinctrl: ocelot: 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: Thierry Reding <thierry.reding@gmail.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Reviewed-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
Link: https://lore.kernel.org/r/20191002114454.9684-1-linus.walleij@linaro.org
This commit is contained in:
Linus Walleij 2019-10-02 13:44:54 +02:00
parent 3aec5006c2
commit d874beca9f
1 changed files with 14 additions and 9 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

23
drivers/pinctrl/pinctrl-ocelot.c
View File

@ -736,6 +736,7 @@ static int ocelot_gpiochip_register(struct platform_device *pdev,
struct ocelot_pinctrl *info)
{
struct gpio_chip *gc;
struct gpio_irq_chip *girq;
int ret, irq;
info->gpio_chip = ocelot_gpiolib_chip;
@ -747,22 +748,26 @@ static int ocelot_gpiochip_register(struct platform_device *pdev,
gc->of_node = info->dev->of_node;
gc->label = "ocelot-gpio";
ret = devm_gpiochip_add_data(&pdev->dev, gc, info);
if (ret)
return ret;
irq = irq_of_parse_and_map(pdev->dev.of_node, 0);
if (irq <= 0)
return irq;
ret = gpiochip_irqchip_add(gc, &ocelot_irqchip, 0, handle_edge_irq,
IRQ_TYPE_NONE);
girq = &gc->irq;
girq->chip = &ocelot_irqchip;
girq->parent_handler = ocelot_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_edge_irq;
ret = devm_gpiochip_add_data(&pdev->dev, gc, info);
if (ret)
return ret;
gpiochip_set_chained_irqchip(gc, &ocelot_irqchip, irq,
ocelot_irq_handler);
return 0;
}