Acked-by: Christian Ruppert <christian.rupp...@alitech.com>
On 06.08.2018 17:12, Linus Walleij wrote:
> Create a local struct device *dev helper variable to make the code
> easier to read.
>
> Most GPIO drivers use "np" (node pointer) rather than "dn" (device node)
> to point to the device tree node. Let's follow this convention.
>
> Cc: linux-snps-arc@lists.infradead.org
> Cc: Christian Ruppert <christian.rupp...@alitech.com>
> Signed-off-by: Linus Walleij <linus.wall...@linaro.org>
> ---
> drivers/gpio/gpio-tb10x.c | 27 ++++++++++++++-------------
> 1 file changed, 14 insertions(+), 13 deletions(-)
>
> diff --git a/drivers/gpio/gpio-tb10x.c b/drivers/gpio/gpio-tb10x.c
> index a12cd0b5c972..422b0ac5a9de 100644
> --- a/drivers/gpio/gpio-tb10x.c
> +++ b/drivers/gpio/gpio-tb10x.c
> @@ -169,29 +169,30 @@ static int tb10x_gpio_probe(struct platform_device
> *pdev)
> {
> struct tb10x_gpio *tb10x_gpio;
> struct resource *mem;
> - struct device_node *dn = pdev->dev.of_node;
> + struct device *dev = &pdev->dev;
> + struct device_node *np = dev->of_node;
> int ret = -EBUSY;
> u32 ngpio;
>
> - if (!dn)
> + if (!np)
> return -EINVAL;
>
> - if (of_property_read_u32(dn, "abilis,ngpio", &ngpio))
> + if (of_property_read_u32(np, "abilis,ngpio", &ngpio))
> return -EINVAL;
>
> - tb10x_gpio = devm_kzalloc(&pdev->dev, sizeof(*tb10x_gpio), GFP_KERNEL);
> + tb10x_gpio = devm_kzalloc(dev, sizeof(*tb10x_gpio), GFP_KERNEL);
> if (tb10x_gpio == NULL)
> return -ENOMEM;
>
> spin_lock_init(&tb10x_gpio->spinlock);
>
> mem = platform_get_resource(pdev, IORESOURCE_MEM, 0);
> - tb10x_gpio->base = devm_ioremap_resource(&pdev->dev, mem);
> + tb10x_gpio->base = devm_ioremap_resource(dev, mem);
> if (IS_ERR(tb10x_gpio->base))
> return PTR_ERR(tb10x_gpio->base);
>
> - tb10x_gpio->gc.label =
> - devm_kasprintf(&pdev->dev, GFP_KERNEL, "%pOF",
> pdev->dev.of_node);
> + tb10x_gpio->gc.label =
> + devm_kasprintf(dev, GFP_KERNEL, "%pOF", pdev->dev.of_node);
> if (!tb10x_gpio->gc.label)
> return -ENOMEM;
>
> @@ -210,31 +211,31 @@ static int tb10x_gpio_probe(struct platform_device
> *pdev)
>
> ret = devm_gpiochip_add_data(&pdev->dev, &tb10x_gpio->gc, tb10x_gpio);
> if (ret < 0) {
> - dev_err(&pdev->dev, "Could not add gpiochip.\n");
> + dev_err(dev, "Could not add gpiochip.\n");
> return ret;
> }
>
> platform_set_drvdata(pdev, tb10x_gpio);
>
> - if (of_find_property(dn, "interrupt-controller", NULL)) {
> + if (of_find_property(np, "interrupt-controller", NULL)) {
> struct irq_chip_generic *gc;
>
> ret = platform_get_irq(pdev, 0);
> if (ret < 0) {
> - dev_err(&pdev->dev, "No interrupt specified.\n");
> + dev_err(dev, "No interrupt specified.\n");
> return ret;
> }
>
> tb10x_gpio->gc.to_irq = tb10x_gpio_to_irq;
> tb10x_gpio->irq = ret;
>
> - ret = devm_request_irq(&pdev->dev, ret, tb10x_gpio_irq_cascade,
> + ret = devm_request_irq(dev, ret, tb10x_gpio_irq_cascade,
> IRQF_TRIGGER_NONE | IRQF_SHARED,
> - dev_name(&pdev->dev), tb10x_gpio);
> + dev_name(dev), tb10x_gpio);
> if (ret != 0)
> return ret;
>
> - tb10x_gpio->domain = irq_domain_add_linear(dn,
> + tb10x_gpio->domain = irq_domain_add_linear(np,
> tb10x_gpio->gc.ngpio,
> &irq_generic_chip_ops, NULL);
> if (!tb10x_gpio->domain) {
>
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