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Date: Fri, 11 Nov 2022 04:30:10 +0800
From: kernel test robot <lkp@...el.com>
To: Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
Raul E Rangel <rrangel@...omium.org>,
Bartosz Golaszewski <brgl@...ev.pl>,
Dmitry Torokhov <dmitry.torokhov@...il.com>,
linux-gpio@...r.kernel.org, linux-acpi@...r.kernel.org,
linux-kernel@...r.kernel.org
Cc: oe-kbuild-all@...ts.linux.dev,
Mika Westerberg <mika.westerberg@...ux.intel.com>,
Linus Walleij <linus.walleij@...aro.org>
Subject: Re: [PATCH v1 2/2] gpiolib: Get rid of not used of_node member
Hi Andy,
I love your patch! Yet something to improve:
[auto build test ERROR on brgl/gpio/for-next]
[also build test ERROR on next-20221110]
[cannot apply to linus/master v6.1-rc4]
[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/gpiolib-of-Drop-redundant-check-in-of_mm_gpiochip_remove/20221109-230741
base: https://git.kernel.org/pub/scm/linux/kernel/git/brgl/linux.git gpio/for-next
patch link: https://lore.kernel.org/r/20221109150706.38823-2-andriy.shevchenko%40linux.intel.com
patch subject: [PATCH v1 2/2] gpiolib: Get rid of not used of_node member
config: parisc-randconfig-r022-20221110
compiler: hppa-linux-gcc (GCC) 12.1.0
reproduce (this is a W=1 build):
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
# https://github.com/intel-lab-lkp/linux/commit/5f1308f0c8de844767f5bb944834bf7d71a714c6
git remote add linux-review https://github.com/intel-lab-lkp/linux
git fetch --no-tags linux-review Andy-Shevchenko/gpiolib-of-Drop-redundant-check-in-of_mm_gpiochip_remove/20221109-230741
git checkout 5f1308f0c8de844767f5bb944834bf7d71a714c6
# save the config file
mkdir build_dir && cp config build_dir/.config
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=parisc SHELL=/bin/bash
If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot <lkp@...el.com>
All errors (new ones prefixed by >>):
drivers/gpio/gpiolib-of.c: In function 'of_mm_gpiochip_add_data':
>> drivers/gpio/gpiolib-of.c:938:31: error: 'struct gpio_chip' has no member named 'of_node'; did you mean 'fwnode'?
938 | of_node_put(mm_gc->gc.of_node);
| ^~~~~~~
| fwnode
drivers/gpio/gpiolib-of.c:939:19: error: 'struct gpio_chip' has no member named 'of_node'; did you mean 'fwnode'?
939 | mm_gc->gc.of_node = of_node_get(np);
| ^~~~~~~
| fwnode
vim +938 drivers/gpio/gpiolib-of.c
863fbf4966a7ac drivers/of/gpio.c Anton Vorontsov 2008-04-11 897
863fbf4966a7ac drivers/of/gpio.c Anton Vorontsov 2008-04-11 898 /**
3208b0f0c010b2 drivers/gpio/gpiolib-of.c Linus Walleij 2015-12-04 899 * of_mm_gpiochip_add_data - Add memory mapped GPIO chip (bank)
863fbf4966a7ac drivers/of/gpio.c Anton Vorontsov 2008-04-11 900 * @np: device node of the GPIO chip
863fbf4966a7ac drivers/of/gpio.c Anton Vorontsov 2008-04-11 901 * @mm_gc: pointer to the of_mm_gpio_chip allocated structure
3208b0f0c010b2 drivers/gpio/gpiolib-of.c Linus Walleij 2015-12-04 902 * @data: driver data to store in the struct gpio_chip
863fbf4966a7ac drivers/of/gpio.c Anton Vorontsov 2008-04-11 903 *
863fbf4966a7ac drivers/of/gpio.c Anton Vorontsov 2008-04-11 904 * To use this function you should allocate and fill mm_gc with:
863fbf4966a7ac drivers/of/gpio.c Anton Vorontsov 2008-04-11 905 *
863fbf4966a7ac drivers/of/gpio.c Anton Vorontsov 2008-04-11 906 * 1) In the gpio_chip structure:
863fbf4966a7ac drivers/of/gpio.c Anton Vorontsov 2008-04-11 907 * - all the callbacks
a19e3da5bc5fc6 drivers/of/gpio.c Anton Vorontsov 2010-06-08 908 * - of_gpio_n_cells
a19e3da5bc5fc6 drivers/of/gpio.c Anton Vorontsov 2010-06-08 909 * - of_xlate callback (optional)
863fbf4966a7ac drivers/of/gpio.c Anton Vorontsov 2008-04-11 910 *
863fbf4966a7ac drivers/of/gpio.c Anton Vorontsov 2008-04-11 911 * 3) In the of_mm_gpio_chip structure:
863fbf4966a7ac drivers/of/gpio.c Anton Vorontsov 2008-04-11 912 * - save_regs callback (optional)
863fbf4966a7ac drivers/of/gpio.c Anton Vorontsov 2008-04-11 913 *
863fbf4966a7ac drivers/of/gpio.c Anton Vorontsov 2008-04-11 914 * If succeeded, this function will map bank's memory and will
863fbf4966a7ac drivers/of/gpio.c Anton Vorontsov 2008-04-11 915 * do all necessary work for you. Then you'll able to use .regs
863fbf4966a7ac drivers/of/gpio.c Anton Vorontsov 2008-04-11 916 * to manage GPIOs from the callbacks.
863fbf4966a7ac drivers/of/gpio.c Anton Vorontsov 2008-04-11 917 */
3208b0f0c010b2 drivers/gpio/gpiolib-of.c Linus Walleij 2015-12-04 918 int of_mm_gpiochip_add_data(struct device_node *np,
3208b0f0c010b2 drivers/gpio/gpiolib-of.c Linus Walleij 2015-12-04 919 struct of_mm_gpio_chip *mm_gc,
3208b0f0c010b2 drivers/gpio/gpiolib-of.c Linus Walleij 2015-12-04 920 void *data)
863fbf4966a7ac drivers/of/gpio.c Anton Vorontsov 2008-04-11 921 {
863fbf4966a7ac drivers/of/gpio.c Anton Vorontsov 2008-04-11 922 int ret = -ENOMEM;
a19e3da5bc5fc6 drivers/of/gpio.c Anton Vorontsov 2010-06-08 923 struct gpio_chip *gc = &mm_gc->gc;
863fbf4966a7ac drivers/of/gpio.c Anton Vorontsov 2008-04-11 924
7eb6ce2f272336 drivers/gpio/gpiolib-of.c Rob Herring 2017-07-18 925 gc->label = kasprintf(GFP_KERNEL, "%pOF", np);
863fbf4966a7ac drivers/of/gpio.c Anton Vorontsov 2008-04-11 926 if (!gc->label)
863fbf4966a7ac drivers/of/gpio.c Anton Vorontsov 2008-04-11 927 goto err0;
863fbf4966a7ac drivers/of/gpio.c Anton Vorontsov 2008-04-11 928
863fbf4966a7ac drivers/of/gpio.c Anton Vorontsov 2008-04-11 929 mm_gc->regs = of_iomap(np, 0);
863fbf4966a7ac drivers/of/gpio.c Anton Vorontsov 2008-04-11 930 if (!mm_gc->regs)
863fbf4966a7ac drivers/of/gpio.c Anton Vorontsov 2008-04-11 931 goto err1;
863fbf4966a7ac drivers/of/gpio.c Anton Vorontsov 2008-04-11 932
21451155d88587 drivers/of/gpio.c Anton Vorontsov 2008-04-30 933 gc->base = -1;
863fbf4966a7ac drivers/of/gpio.c Anton Vorontsov 2008-04-11 934
863fbf4966a7ac drivers/of/gpio.c Anton Vorontsov 2008-04-11 935 if (mm_gc->save_regs)
863fbf4966a7ac drivers/of/gpio.c Anton Vorontsov 2008-04-11 936 mm_gc->save_regs(mm_gc);
863fbf4966a7ac drivers/of/gpio.c Anton Vorontsov 2008-04-11 937
5d07a692f9562f drivers/gpio/gpiolib-of.c Liang He 2022-07-11 @938 of_node_put(mm_gc->gc.of_node);
5d07a692f9562f drivers/gpio/gpiolib-of.c Liang He 2022-07-11 939 mm_gc->gc.of_node = of_node_get(np);
863fbf4966a7ac drivers/of/gpio.c Anton Vorontsov 2008-04-11 940
3208b0f0c010b2 drivers/gpio/gpiolib-of.c Linus Walleij 2015-12-04 941 ret = gpiochip_add_data(gc, data);
863fbf4966a7ac drivers/of/gpio.c Anton Vorontsov 2008-04-11 942 if (ret)
863fbf4966a7ac drivers/of/gpio.c Anton Vorontsov 2008-04-11 943 goto err2;
863fbf4966a7ac drivers/of/gpio.c Anton Vorontsov 2008-04-11 944
863fbf4966a7ac drivers/of/gpio.c Anton Vorontsov 2008-04-11 945 return 0;
863fbf4966a7ac drivers/of/gpio.c Anton Vorontsov 2008-04-11 946 err2:
5d07a692f9562f drivers/gpio/gpiolib-of.c Liang He 2022-07-11 947 of_node_put(np);
863fbf4966a7ac drivers/of/gpio.c Anton Vorontsov 2008-04-11 948 iounmap(mm_gc->regs);
863fbf4966a7ac drivers/of/gpio.c Anton Vorontsov 2008-04-11 949 err1:
863fbf4966a7ac drivers/of/gpio.c Anton Vorontsov 2008-04-11 950 kfree(gc->label);
863fbf4966a7ac drivers/of/gpio.c Anton Vorontsov 2008-04-11 951 err0:
7eb6ce2f272336 drivers/gpio/gpiolib-of.c Rob Herring 2017-07-18 952 pr_err("%pOF: GPIO chip registration failed with status %d\n", np, ret);
863fbf4966a7ac drivers/of/gpio.c Anton Vorontsov 2008-04-11 953 return ret;
863fbf4966a7ac drivers/of/gpio.c Anton Vorontsov 2008-04-11 954 }
6d6624554da4a6 drivers/gpio/gpiolib-of.c Geert Uytterhoeven 2019-09-06 955 EXPORT_SYMBOL_GPL(of_mm_gpiochip_add_data);
594fa265e08407 drivers/of/gpio.c Grant Likely 2010-06-08 956
--
0-DAY CI Kernel Test Service
https://01.org/lkp
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