From: Linus Walleij Date: Fri, 13 Sep 2019 11:35:26 +0000 (+0200) Subject: pinctrl: pic32: Pass irqchip when adding gpiochip X-Git-Tag: v5.5-rc1~140^2~63 X-Git-Url: https://asedeno.scripts.mit.edu/gitweb/?a=commitdiff_plain;h=835513b0fb2c482c92a85603b3991059f8f25b18;p=linux.git pinctrl: pic32: 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: Joshua Henderson Cc: Thierry Reding Signed-off-by: Linus Walleij Link: https://lore.kernel.org/r/20190913113530.5536-2-linus.walleij@linaro.org --- diff --git a/drivers/pinctrl/pinctrl-pic32.c b/drivers/pinctrl/pinctrl-pic32.c index e7f6dd5ab578..7e4c5a08a932 100644 --- a/drivers/pinctrl/pinctrl-pic32.c +++ b/drivers/pinctrl/pinctrl-pic32.c @@ -2203,6 +2203,7 @@ static int pic32_gpio_probe(struct platform_device *pdev) u32 id; int irq, ret; struct resource *res; + struct gpio_irq_chip *girq; if (of_property_read_u32(np, "microchip,gpio-bank", &id)) { dev_err(&pdev->dev, "microchip,gpio-bank property not found\n"); @@ -2240,25 +2241,23 @@ static int pic32_gpio_probe(struct platform_device *pdev) bank->gpio_chip.parent = &pdev->dev; bank->gpio_chip.of_node = np; + girq = &bank->gpio_chip.irq; + girq->chip = &bank->irq_chip; + girq->parent_handler = pic32_gpio_irq_handler; + girq->num_parents = 1; + girq->parents = devm_kcalloc(&pdev->dev, 1, sizeof(*girq->parents), + GFP_KERNEL); + if (!girq->parents) + return -ENOMEM; + girq->default_type = IRQ_TYPE_NONE; + girq->handler = handle_level_irq; + girq->parents[0] = irq; ret = gpiochip_add_data(&bank->gpio_chip, bank); if (ret < 0) { dev_err(&pdev->dev, "Failed to add GPIO chip %u: %d\n", id, ret); return ret; } - - ret = gpiochip_irqchip_add(&bank->gpio_chip, &bank->irq_chip, - 0, handle_level_irq, IRQ_TYPE_NONE); - if (ret < 0) { - dev_err(&pdev->dev, "Failed to add IRQ chip %u: %d\n", - id, ret); - gpiochip_remove(&bank->gpio_chip); - return ret; - } - - gpiochip_set_chained_irqchip(&bank->gpio_chip, &bank->irq_chip, - irq, pic32_gpio_irq_handler); - return 0; }