Re: [PATCH v2 1/2] gpio: mediatek: add driver for MT7621

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Hi Sergio,

Thank you for the patch! Yet something to improve:

[auto build test ERROR on gpio/for-next]
[also build test ERROR on v4.18-rc2 next-20180629]
[if your patch is applied to the wrong git tree, please drop us a note to help improve the system]

url:    https://github.com/0day-ci/linux/commits/Sergio-Paracuellos/gpio-mediatek-driver-for-gpio-chip-in-MT7621-SoC/20180629-225420
base:   https://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-gpio.git for-next
config: x86_64-randconfig-s0-06292230 (attached as .config)
compiler: gcc-6 (Debian 6.4.0-9) 6.4.0 20171026
reproduce:
        # save the attached .config to linux build tree
        make ARCH=x86_64 

All errors (new ones prefixed by >>):

   drivers/gpio/gpio-mt7621.c: In function 'mediatek_gpio_bank_probe':
>> drivers/gpio/gpio-mt7621.c:221:10: error: 'struct gpio_chip' has no member named 'of_node'
     rg->chip.of_node = node;
             ^

vim +221 drivers/gpio/gpio-mt7621.c

   207	
   208	static int
   209	mediatek_gpio_bank_probe(struct platform_device *pdev,
   210				 struct device_node *node, int bank)
   211	{
   212		struct mtk_data *gpio = dev_get_drvdata(&pdev->dev);
   213		struct mtk_gc *rg;
   214		void __iomem *dat, *set, *ctrl, *diro;
   215		int ret;
   216	
   217		rg = &gpio->gc_map[bank];
   218		memset(rg, 0, sizeof(*rg));
   219	
   220		spin_lock_init(&rg->lock);
 > 221		rg->chip.of_node = node;
   222		rg->bank = bank;
   223		rg->chip.label = mediatek_gpio_bank_name(rg->bank);
   224	
   225		dat = gpio->gpio_membase + GPIO_REG_DATA + (rg->bank * GPIO_BANK_WIDE);
   226		set = gpio->gpio_membase + GPIO_REG_DSET + (rg->bank * GPIO_BANK_WIDE);
   227		ctrl = gpio->gpio_membase + GPIO_REG_DCLR + (rg->bank * GPIO_BANK_WIDE);
   228		diro = gpio->gpio_membase + GPIO_REG_CTRL + (rg->bank * GPIO_BANK_WIDE);
   229	
   230		ret = bgpio_init(&rg->chip, &pdev->dev, 4,
   231				 dat, set, ctrl, diro, NULL, 0);
   232		if (ret) {
   233			dev_err(&pdev->dev, "bgpio_init() failed\n");
   234			return ret;
   235		}
   236	
   237		ret = devm_gpiochip_add_data(&pdev->dev, &rg->chip, gpio);
   238		if (ret < 0) {
   239			dev_err(&pdev->dev, "Could not register gpio %d, ret=%d\n",
   240				rg->chip.ngpio, ret);
   241			return ret;
   242		}
   243	
   244		if (gpio->gpio_irq) {
   245			/*
   246			 * Manually request the irq here instead of passing
   247			 * a flow-handler to gpiochip_set_chained_irqchip,
   248			 * because the irq is shared.
   249			 */
   250			ret = devm_request_irq(&pdev->dev, gpio->gpio_irq,
   251					       mediatek_gpio_irq_handler, IRQF_SHARED,
   252					       rg->chip.label, &rg->chip);
   253	
   254			if (ret) {
   255				dev_err(&pdev->dev, "Error requesting IRQ %d: %d\n",
   256					gpio->gpio_irq, ret);
   257				return ret;
   258			}
   259	
   260			mediatek_gpio_irq_chip.name = rg->chip.label;
   261			ret = gpiochip_irqchip_add(&rg->chip, &mediatek_gpio_irq_chip,
   262						   0, handle_simple_irq, IRQ_TYPE_NONE);
   263			if (ret) {
   264				dev_err(&pdev->dev, "failed to add gpiochip_irqchip\n");
   265				return ret;
   266			}
   267	
   268			gpiochip_set_chained_irqchip(&rg->chip, &mediatek_gpio_irq_chip,
   269						     gpio->gpio_irq, NULL);
   270		}
   271	
   272		/* set polarity to low for all gpios */
   273		mtk_gpio_w32(rg, GPIO_REG_POL, 0);
   274	
   275		dev_info(&pdev->dev, "registering %d gpios\n", rg->chip.ngpio);
   276	
   277		return 0;
   278	}
   279	

---
0-DAY kernel test infrastructure                Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all                   Intel Corporation

Attachment: .config.gz
Description: application/gzip


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