diff options
| author | Linus Walleij <linus.walleij@linaro.org> | 2019-06-13 16:11:42 +0200 |
|---|---|---|
| committer | Linus Walleij <linus.walleij@linaro.org> | 2019-06-14 10:16:15 +0200 |
| commit | 42d9fc7176eb6b0ed4cd73bb66d28c8ea758a944 (patch) | |
| tree | 48d24289888e0d5a94b7cbb950254a6632dd548a /drivers/gpio/gpio-ftgpio010.c | |
| parent | a522f1d0c381c42f3ace13b8bbeeccabdd6d2e5c (diff) | |
| download | lwn-42d9fc7176eb6b0ed4cd73bb66d28c8ea758a944.tar.gz lwn-42d9fc7176eb6b0ed4cd73bb66d28c8ea758a944.zip | |
gpio: ftgpio: 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 chained irqchips this is a pretty straight-forward
conversion.
Cc: Thierry Reding <treding@nvidia.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Diffstat (limited to 'drivers/gpio/gpio-ftgpio010.c')
| -rw-r--r-- | drivers/gpio/gpio-ftgpio010.c | 35 |
1 files changed, 19 insertions, 16 deletions
diff --git a/drivers/gpio/gpio-ftgpio010.c b/drivers/gpio/gpio-ftgpio010.c index 8ff8ce2970d9..250e71f3e688 100644 --- a/drivers/gpio/gpio-ftgpio010.c +++ b/drivers/gpio/gpio-ftgpio010.c @@ -226,6 +226,7 @@ static int ftgpio_gpio_probe(struct platform_device *pdev) { struct device *dev = &pdev->dev; struct ftgpio_gpio *g; + struct gpio_irq_chip *girq; int irq; int ret; @@ -277,6 +278,24 @@ static int ftgpio_gpio_probe(struct platform_device *pdev) if (!IS_ERR(g->clk)) g->gc.set_config = ftgpio_gpio_set_config; + g->irq.name = "FTGPIO010"; + g->irq.irq_ack = ftgpio_gpio_ack_irq; + g->irq.irq_mask = ftgpio_gpio_mask_irq; + g->irq.irq_unmask = ftgpio_gpio_unmask_irq; + g->irq.irq_set_type = ftgpio_gpio_set_irq_type; + + girq = &g->gc.irq; + girq->chip = &g->irq; + girq->parent_handler = ftgpio_gpio_irq_handler; + girq->num_parents = 1; + girq->parents = devm_kcalloc(dev, 1, sizeof(*girq->parents), + GFP_KERNEL); + if (!girq->parents) + return -ENOMEM; + girq->default_type = IRQ_TYPE_NONE; + girq->handler = handle_bad_irq; + girq->parents[0] = irq; + ret = devm_gpiochip_add_data(dev, &g->gc, g); if (ret) goto dis_clk; @@ -289,22 +308,6 @@ static int ftgpio_gpio_probe(struct platform_device *pdev) /* Clear any use of debounce */ writel(0x0, g->base + GPIO_DEBOUNCE_EN); - g->irq.name = "FTGPIO010"; - g->irq.irq_ack = ftgpio_gpio_ack_irq; - g->irq.irq_mask = ftgpio_gpio_mask_irq; - g->irq.irq_unmask = ftgpio_gpio_unmask_irq; - g->irq.irq_set_type = ftgpio_gpio_set_irq_type; - - ret = gpiochip_irqchip_add(&g->gc, &g->irq, - 0, handle_bad_irq, - IRQ_TYPE_NONE); - if (ret) { - dev_info(dev, "could not add irqchip\n"); - goto dis_clk; - } - gpiochip_set_chained_irqchip(&g->gc, &g->irq, - irq, ftgpio_gpio_irq_handler); - platform_set_drvdata(pdev, g); dev_info(dev, "FTGPIO010 @%p registered\n", g->base); |