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Date: Wed, 12 Jun 2024 12:13:11 +0800
From: kernel test robot <lkp@...el.com>
To: Andy Shevchenko <andy.shevchenko@...il.com>,
Jacky Huang <ychuang3@...oton.com>,
Linus Walleij <linus.walleij@...aro.org>,
Tomer Maimon <tmaimon77@...il.com>,
linux-arm-kernel@...ts.infradead.org, linux-gpio@...r.kernel.org,
linux-kernel@...r.kernel.org, openbmc@...ts.ozlabs.org
Cc: oe-kbuild-all@...ts.linux.dev, Shan-Chun Hung <schung@...oton.com>,
Avi Fishman <avifishman70@...il.com>,
Tali Perry <tali.perry1@...il.com>,
Patrick Venture <venture@...gle.com>, Nancy Yuen <yuenn@...gle.com>,
Benjamin Fair <benjaminfair@...gle.com>,
Jonathan Neuschäfer <j.neuschaefer@....net>
Subject: Re: [PATCH v1 4/4] pinctrl: nuvoton: Reduce use of OF-specific APIs
Hi Andy,
kernel test robot noticed the following build warnings:
[auto build test WARNING on linusw-pinctrl/devel]
[also build test WARNING on linusw-pinctrl/for-next next-20240611]
[cannot apply to linus/master v6.10-rc3]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch#_base_tree_information]
url: https://github.com/intel-lab-lkp/linux/commits/Andy-Shevchenko/pinctrl-nuvoton-Convert-to-use-struct-pingroup-and-PINCTRL_PINGROUP/20240611-173545
base: https://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-pinctrl.git devel
patch link: https://lore.kernel.org/r/20240611093127.90210-5-andy.shevchenko%40gmail.com
patch subject: [PATCH v1 4/4] pinctrl: nuvoton: Reduce use of OF-specific APIs
config: alpha-allyesconfig (https://download.01.org/0day-ci/archive/20240612/202406121152.f2DLL871-lkp@intel.com/config)
compiler: alpha-linux-gcc (GCC) 13.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240612/202406121152.f2DLL871-lkp@intel.com/reproduce)
If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@...el.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202406121152.f2DLL871-lkp@intel.com/
All warnings (new ones prefixed by >>):
drivers/pinctrl/nuvoton/pinctrl-npcm7xx.c: In function 'npcm7xx_gpio_of':
>> drivers/pinctrl/nuvoton/pinctrl-npcm7xx.c:1833:25: warning: unused variable 'res' [-Wunused-variable]
1833 | struct resource res;
| ^~~
vim +/res +1833 drivers/pinctrl/nuvoton/pinctrl-npcm7xx.c
3b588e43ee5c7a Tomer Maimon 2018-08-08 1829
3b588e43ee5c7a Tomer Maimon 2018-08-08 1830 static int npcm7xx_gpio_of(struct npcm7xx_pinctrl *pctrl)
3b588e43ee5c7a Tomer Maimon 2018-08-08 1831 {
3b588e43ee5c7a Tomer Maimon 2018-08-08 1832 int ret = -ENXIO;
3b588e43ee5c7a Tomer Maimon 2018-08-08 @1833 struct resource res;
0173ce55e50800 Andy Shevchenko 2022-04-01 1834 struct device *dev = pctrl->dev;
0173ce55e50800 Andy Shevchenko 2022-04-01 1835 struct fwnode_reference_args args;
0173ce55e50800 Andy Shevchenko 2022-04-01 1836 struct fwnode_handle *child;
0173ce55e50800 Andy Shevchenko 2022-04-01 1837 int id = 0;
0173ce55e50800 Andy Shevchenko 2022-04-01 1838
0173ce55e50800 Andy Shevchenko 2022-04-01 1839 for_each_gpiochip_node(dev, child) {
7123707f39ae24 Andy Shevchenko 2024-06-11 1840 pctrl->gpio_bank[id].base = fwnode_iomap(child, 0);
ad64639417161e Jiasheng Jiang 2023-06-07 1841 if (!pctrl->gpio_bank[id].base)
ad64639417161e Jiasheng Jiang 2023-06-07 1842 return -EINVAL;
3b588e43ee5c7a Tomer Maimon 2018-08-08 1843
0173ce55e50800 Andy Shevchenko 2022-04-01 1844 ret = bgpio_init(&pctrl->gpio_bank[id].gc, dev, 4,
0173ce55e50800 Andy Shevchenko 2022-04-01 1845 pctrl->gpio_bank[id].base + NPCM7XX_GP_N_DIN,
0173ce55e50800 Andy Shevchenko 2022-04-01 1846 pctrl->gpio_bank[id].base + NPCM7XX_GP_N_DOUT,
3b588e43ee5c7a Tomer Maimon 2018-08-08 1847 NULL,
3b588e43ee5c7a Tomer Maimon 2018-08-08 1848 NULL,
0173ce55e50800 Andy Shevchenko 2022-04-01 1849 pctrl->gpio_bank[id].base + NPCM7XX_GP_N_IEM,
3b588e43ee5c7a Tomer Maimon 2018-08-08 1850 BGPIOF_READ_OUTPUT_REG_SET);
3b588e43ee5c7a Tomer Maimon 2018-08-08 1851 if (ret) {
0173ce55e50800 Andy Shevchenko 2022-04-01 1852 dev_err(dev, "bgpio_init() failed\n");
3b588e43ee5c7a Tomer Maimon 2018-08-08 1853 return ret;
3b588e43ee5c7a Tomer Maimon 2018-08-08 1854 }
3b588e43ee5c7a Tomer Maimon 2018-08-08 1855
0173ce55e50800 Andy Shevchenko 2022-04-01 1856 ret = fwnode_property_get_reference_args(child, "gpio-ranges", NULL, 3, 0, &args);
3b588e43ee5c7a Tomer Maimon 2018-08-08 1857 if (ret < 0) {
0173ce55e50800 Andy Shevchenko 2022-04-01 1858 dev_err(dev, "gpio-ranges fail for GPIO bank %u\n", id);
3b588e43ee5c7a Tomer Maimon 2018-08-08 1859 return ret;
3b588e43ee5c7a Tomer Maimon 2018-08-08 1860 }
3b588e43ee5c7a Tomer Maimon 2018-08-08 1861
7123707f39ae24 Andy Shevchenko 2024-06-11 1862 ret = fwnode_irq_get(child, 0);
e804944dcc7799 Krzysztof Kozlowski 2022-04-23 1863 if (!ret) {
0173ce55e50800 Andy Shevchenko 2022-04-01 1864 dev_err(dev, "No IRQ for GPIO bank %u\n", id);
e804944dcc7799 Krzysztof Kozlowski 2022-04-23 1865 return -EINVAL;
0173ce55e50800 Andy Shevchenko 2022-04-01 1866 }
0173ce55e50800 Andy Shevchenko 2022-04-01 1867 pctrl->gpio_bank[id].irq = ret;
0173ce55e50800 Andy Shevchenko 2022-04-01 1868 pctrl->gpio_bank[id].irqbase = id * NPCM7XX_GPIO_PER_BANK;
0173ce55e50800 Andy Shevchenko 2022-04-01 1869 pctrl->gpio_bank[id].pinctrl_id = args.args[0];
0173ce55e50800 Andy Shevchenko 2022-04-01 1870 pctrl->gpio_bank[id].gc.base = args.args[1];
0173ce55e50800 Andy Shevchenko 2022-04-01 1871 pctrl->gpio_bank[id].gc.ngpio = args.args[2];
3b588e43ee5c7a Tomer Maimon 2018-08-08 1872 pctrl->gpio_bank[id].gc.owner = THIS_MODULE;
0173ce55e50800 Andy Shevchenko 2022-04-01 1873 pctrl->gpio_bank[id].gc.parent = dev;
0173ce55e50800 Andy Shevchenko 2022-04-01 1874 pctrl->gpio_bank[id].gc.fwnode = child;
0173ce55e50800 Andy Shevchenko 2022-04-01 1875 pctrl->gpio_bank[id].gc.label = devm_kasprintf(dev, GFP_KERNEL, "%pfw", child);
4be1eaf322f07b Nicholas Mc Guire 2018-11-23 1876 if (pctrl->gpio_bank[id].gc.label == NULL)
4be1eaf322f07b Nicholas Mc Guire 2018-11-23 1877 return -ENOMEM;
4be1eaf322f07b Nicholas Mc Guire 2018-11-23 1878
3b588e43ee5c7a Tomer Maimon 2018-08-08 1879 pctrl->gpio_bank[id].gc.dbg_show = npcmgpio_dbg_show;
0173ce55e50800 Andy Shevchenko 2022-04-01 1880 pctrl->gpio_bank[id].direction_input = pctrl->gpio_bank[id].gc.direction_input;
0173ce55e50800 Andy Shevchenko 2022-04-01 1881 pctrl->gpio_bank[id].gc.direction_input = npcmgpio_direction_input;
0173ce55e50800 Andy Shevchenko 2022-04-01 1882 pctrl->gpio_bank[id].direction_output = pctrl->gpio_bank[id].gc.direction_output;
0173ce55e50800 Andy Shevchenko 2022-04-01 1883 pctrl->gpio_bank[id].gc.direction_output = npcmgpio_direction_output;
0173ce55e50800 Andy Shevchenko 2022-04-01 1884 pctrl->gpio_bank[id].request = pctrl->gpio_bank[id].gc.request;
3b588e43ee5c7a Tomer Maimon 2018-08-08 1885 pctrl->gpio_bank[id].gc.request = npcmgpio_gpio_request;
de38bdbe011b31 Bartosz Golaszewski 2023-10-13 1886 pctrl->gpio_bank[id].gc.free = pinctrl_gpio_free;
3b588e43ee5c7a Tomer Maimon 2018-08-08 1887 id++;
3b588e43ee5c7a Tomer Maimon 2018-08-08 1888 }
3b588e43ee5c7a Tomer Maimon 2018-08-08 1889
3b588e43ee5c7a Tomer Maimon 2018-08-08 1890 pctrl->bank_num = id;
3b588e43ee5c7a Tomer Maimon 2018-08-08 1891 return ret;
3b588e43ee5c7a Tomer Maimon 2018-08-08 1892 }
3b588e43ee5c7a Tomer Maimon 2018-08-08 1893
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
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