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Message-ID: <202408271011.hpcNokNu-lkp@intel.com>
Date: Tue, 27 Aug 2024 10:23:06 +0800
From: kernel test robot <lkp@...el.com>
To: Andrei Stefanescu <andrei.stefanescu@....nxp.com>,
Linus Walleij <linus.walleij@...aro.org>,
Bartosz Golaszewski <brgl@...ev.pl>, Rob Herring <robh@...nel.org>,
Krzysztof Kozlowski <krzk@...nel.org>,
Conor Dooley <conor+dt@...nel.org>,
Chester Lin <chester62515@...il.com>,
Matthias Brugger <mbrugger@...e.com>,
Ghennadi Procopciuc <Ghennadi.Procopciuc@....com>,
Larisa Grigore <larisa.grigore@....com>
Cc: llvm@...ts.linux.dev, oe-kbuild-all@...ts.linux.dev,
linux-gpio@...r.kernel.org, devicetree@...r.kernel.org,
linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
NXP S32 Linux Team <s32@....com>,
Andrei Stefanescu <andrei.stefanescu@....nxp.com>
Subject: Re: [PATCH 2/3] drivers: gpio: siul2-s32g2: add NXP S32G2/S32G3 SoCs
support
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@intel.com/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@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/202408271011.hpcNokNu-lkp@intel.com/
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
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