Hi Andrei, kernel test robot noticed the following build warnings: [auto build test WARNING on brgl/gpio/for-next] [also build test WARNING on robh/for-next linus/master v6.11-rc5 next-20240826] [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/Andrei-Stefanescu/dt-bindings-gpio-add-schema-for-NXP-S32G2-S32G3-SoCs/20240826-164853 base: https://git.kernel.org/pub/scm/linux/kernel/git/brgl/linux.git gpio/for-next patch link: https://lore.kernel.org/r/20240826084214.2368673-3-andrei.stefanescu%40oss.nxp.com patch subject: [PATCH 2/3] drivers: gpio: siul2-s32g2: add NXP S32G2/S32G3 SoCs support config: hexagon-allmodconfig (https://download.01.org/0day-ci/archive/20240827/202408271011.hpcNokNu-lkp@xxxxxxxxx/config) compiler: clang version 20.0.0git (https://github.com/llvm/llvm-project 08e5a1de8227512d4774a534b91cb2353cef6284) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240827/202408271011.hpcNokNu-lkp@xxxxxxxxx/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@xxxxxxxxx> | Closes: https://lore.kernel.org/oe-kbuild-all/202408271011.hpcNokNu-lkp@xxxxxxxxx/ All warnings (new ones prefixed by >>): In file included from drivers/gpio/gpio-siul2-s32g2.c:11: In file included from include/linux/io.h:14: In file included from arch/hexagon/include/asm/io.h:328: include/asm-generic/io.h:548:31: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 548 | val = __raw_readb(PCI_IOBASE + addr); | ~~~~~~~~~~ ^ include/asm-generic/io.h:561:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 561 | val = __le16_to_cpu((__le16 __force)__raw_readw(PCI_IOBASE + addr)); | ~~~~~~~~~~ ^ include/uapi/linux/byteorder/little_endian.h:37:51: note: expanded from macro '__le16_to_cpu' 37 | #define __le16_to_cpu(x) ((__force __u16)(__le16)(x)) | ^ In file included from drivers/gpio/gpio-siul2-s32g2.c:11: In file included from include/linux/io.h:14: In file included from arch/hexagon/include/asm/io.h:328: include/asm-generic/io.h:574:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 574 | val = __le32_to_cpu((__le32 __force)__raw_readl(PCI_IOBASE + addr)); | ~~~~~~~~~~ ^ include/uapi/linux/byteorder/little_endian.h:35:51: note: expanded from macro '__le32_to_cpu' 35 | #define __le32_to_cpu(x) ((__force __u32)(__le32)(x)) | ^ In file included from drivers/gpio/gpio-siul2-s32g2.c:11: In file included from include/linux/io.h:14: In file included from arch/hexagon/include/asm/io.h:328: include/asm-generic/io.h:585:33: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 585 | __raw_writeb(value, PCI_IOBASE + addr); | ~~~~~~~~~~ ^ include/asm-generic/io.h:595:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 595 | __raw_writew((u16 __force)cpu_to_le16(value), PCI_IOBASE + addr); | ~~~~~~~~~~ ^ include/asm-generic/io.h:605:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 605 | __raw_writel((u32 __force)cpu_to_le32(value), PCI_IOBASE + addr); | ~~~~~~~~~~ ^ >> drivers/gpio/gpio-siul2-s32g2.c:342:5: warning: format specifies type 'unsigned long' but the argument has type 'size_t' (aka 'unsigned int') [-Wformat] 341 | "Failed to initialize opad2%lu regmap config\n", | ~~~ | %zu 342 | i); | ^ include/linux/dev_printk.h:154:65: note: expanded from macro 'dev_err' 154 | dev_printk_index_wrap(_dev_err, KERN_ERR, dev, dev_fmt(fmt), ##__VA_ARGS__) | ~~~ ^~~~~~~~~~~ include/linux/dev_printk.h:110:23: note: expanded from macro 'dev_printk_index_wrap' 110 | _p_func(dev, fmt, ##__VA_ARGS__); \ | ~~~ ^~~~~~~~~~~ drivers/gpio/gpio-siul2-s32g2.c:351:5: warning: format specifies type 'unsigned long' but the argument has type 'size_t' (aka 'unsigned int') [-Wformat] 350 | "Failed to initialize ipad2%lu regmap config\n", | ~~~ | %zu 351 | i); | ^ include/linux/dev_printk.h:154:65: note: expanded from macro 'dev_err' 154 | dev_printk_index_wrap(_dev_err, KERN_ERR, dev, dev_fmt(fmt), ##__VA_ARGS__) | ~~~ ^~~~~~~~~~~ include/linux/dev_printk.h:110:23: note: expanded from macro 'dev_printk_index_wrap' 110 | _p_func(dev, fmt, ##__VA_ARGS__); \ | ~~~ ^~~~~~~~~~~ drivers/gpio/gpio-siul2-s32g2.c:499:5: warning: format specifies type 'unsigned long' but the argument has type 'size_t' (aka 'unsigned int') [-Wformat] 498 | "unable to get pinspec %lu from device tree\n", | ~~~ | %zu 499 | i); | ^ include/linux/dev_printk.h:154:65: note: expanded from macro 'dev_err' 154 | dev_printk_index_wrap(_dev_err, KERN_ERR, dev, dev_fmt(fmt), ##__VA_ARGS__) | ~~~ ^~~~~~~~~~~ include/linux/dev_printk.h:110:23: note: expanded from macro 'dev_printk_index_wrap' 110 | _p_func(dev, fmt, ##__VA_ARGS__); \ | ~~~ ^~~~~~~~~~~ 9 warnings generated. vim +342 drivers/gpio/gpio-siul2-s32g2.c 329 330 static int siul2_gpio_pads_init(struct platform_device *pdev, 331 struct siul2_gpio_dev *gpio_dev) 332 { 333 struct device *dev = &pdev->dev; 334 size_t i; 335 336 for (i = 0; i < ARRAY_SIZE(gpio_dev->siul2); i++) { 337 gpio_dev->siul2[i].opadmap = init_padregmap(pdev, gpio_dev, i, 338 false); 339 if (IS_ERR(gpio_dev->siul2[i].opadmap)) { 340 dev_err(dev, 341 "Failed to initialize opad2%lu regmap config\n", > 342 i); 343 return PTR_ERR(gpio_dev->siul2[i].opadmap); 344 } 345 346 gpio_dev->siul2[i].ipadmap = init_padregmap(pdev, gpio_dev, i, 347 true); 348 if (IS_ERR(gpio_dev->siul2[i].ipadmap)) { 349 dev_err(dev, 350 "Failed to initialize ipad2%lu regmap config\n", 351 i); 352 return PTR_ERR(gpio_dev->siul2[i].ipadmap); 353 } 354 } 355 356 return 0; 357 } 358 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki
