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Message-ID: <202408191001.pTmfYpUn-lkp@intel.com>
Date: Mon, 19 Aug 2024 11:22:41 +0800
From: kernel test robot <lkp@...el.com>
To: Cosmo Chou <chou.cosmo@...il.com>, linux@...ck-us.net,
jdelvare@...e.com
Cc: llvm@...ts.linux.dev, oe-kbuild-all@...ts.linux.dev,
linux-hwmon@...r.kernel.org, linux-kernel@...r.kernel.org,
cosmo.chou@...ntatw.com
Subject: Re: [PATCH] hwmon: (pt5161l) Fix invalid temperature reading
Hi Cosmo,
kernel test robot noticed the following build warnings:
[auto build test WARNING on groeck-staging/hwmon-next]
[also build test WARNING on linus/master v6.11-rc4 next-20240816]
[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/Cosmo-Chou/hwmon-pt5161l-Fix-invalid-temperature-reading/20240819-034826
base: https://git.kernel.org/pub/scm/linux/kernel/git/groeck/linux-staging.git hwmon-next
patch link: https://lore.kernel.org/r/20240818194401.172248-1-chou.cosmo%40gmail.com
patch subject: [PATCH] hwmon: (pt5161l) Fix invalid temperature reading
config: i386-buildonly-randconfig-001-20240819 (https://download.01.org/0day-ci/archive/20240819/202408191001.pTmfYpUn-lkp@intel.com/config)
compiler: clang version 18.1.5 (https://github.com/llvm/llvm-project 617a15a9eac96088ae5e9134248d8236e34b91b1)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240819/202408191001.pTmfYpUn-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/202408191001.pTmfYpUn-lkp@intel.com/
All warnings (new ones prefixed by >>):
>> drivers/hwmon/pt5161l.c:452:43: warning: format specifies type 'unsigned long' but the argument has type 'u32' (aka 'unsigned int') [-Wformat]
452 | dev_dbg(dev, "Invalid adc_code %lx\n", adc_code);
| ~~~ ^~~~~~~~
| %x
include/linux/dev_printk.h:168:46: note: expanded from macro 'dev_dbg'
168 | dev_printk(KERN_DEBUG, dev, dev_fmt(fmt), ##__VA_ARGS__)
| ~~~ ^~~~~~~~~~~
include/linux/dev_printk.h:129:34: note: expanded from macro 'dev_printk'
129 | _dev_printk(level, dev, fmt, ##__VA_ARGS__); \
| ~~~ ^~~~~~~~~~~
1 warning generated.
vim +452 drivers/hwmon/pt5161l.c
1b2ca93cd0592b Cosmo Chou 2024-02-06 423
1b2ca93cd0592b Cosmo Chou 2024-02-06 424 static int pt5161l_read(struct device *dev, enum hwmon_sensor_types type,
1b2ca93cd0592b Cosmo Chou 2024-02-06 425 u32 attr, int channel, long *val)
1b2ca93cd0592b Cosmo Chou 2024-02-06 426 {
1b2ca93cd0592b Cosmo Chou 2024-02-06 427 struct pt5161l_data *data = dev_get_drvdata(dev);
1b2ca93cd0592b Cosmo Chou 2024-02-06 428 int ret;
1b2ca93cd0592b Cosmo Chou 2024-02-06 429 u8 buf[8];
4aa2c2144fb2eb Cosmo Chou 2024-08-19 430 u32 adc_code;
1b2ca93cd0592b Cosmo Chou 2024-02-06 431
1b2ca93cd0592b Cosmo Chou 2024-02-06 432 switch (attr) {
1b2ca93cd0592b Cosmo Chou 2024-02-06 433 case hwmon_temp_input:
1b2ca93cd0592b Cosmo Chou 2024-02-06 434 if (!data->init_done) {
1b2ca93cd0592b Cosmo Chou 2024-02-06 435 ret = pt5161l_init_dev(data);
1b2ca93cd0592b Cosmo Chou 2024-02-06 436 if (ret)
1b2ca93cd0592b Cosmo Chou 2024-02-06 437 return ret;
1b2ca93cd0592b Cosmo Chou 2024-02-06 438 }
1b2ca93cd0592b Cosmo Chou 2024-02-06 439
1b2ca93cd0592b Cosmo Chou 2024-02-06 440 mutex_lock(&data->lock);
1b2ca93cd0592b Cosmo Chou 2024-02-06 441 ret = pt5161l_read_wide_reg(data,
1b2ca93cd0592b Cosmo Chou 2024-02-06 442 ARIES_CURRENT_AVG_TEMP_ADC_CSR, 4,
1b2ca93cd0592b Cosmo Chou 2024-02-06 443 buf);
1b2ca93cd0592b Cosmo Chou 2024-02-06 444 mutex_unlock(&data->lock);
1b2ca93cd0592b Cosmo Chou 2024-02-06 445 if (ret) {
1b2ca93cd0592b Cosmo Chou 2024-02-06 446 dev_dbg(dev, "Read adc_code failed %d\n", ret);
1b2ca93cd0592b Cosmo Chou 2024-02-06 447 return ret;
1b2ca93cd0592b Cosmo Chou 2024-02-06 448 }
1b2ca93cd0592b Cosmo Chou 2024-02-06 449
1b2ca93cd0592b Cosmo Chou 2024-02-06 450 adc_code = buf[3] << 24 | buf[2] << 16 | buf[1] << 8 | buf[0];
1b2ca93cd0592b Cosmo Chou 2024-02-06 451 if (adc_code == 0 || adc_code >= 0x3ff) {
1b2ca93cd0592b Cosmo Chou 2024-02-06 @452 dev_dbg(dev, "Invalid adc_code %lx\n", adc_code);
1b2ca93cd0592b Cosmo Chou 2024-02-06 453 return -EIO;
1b2ca93cd0592b Cosmo Chou 2024-02-06 454 }
1b2ca93cd0592b Cosmo Chou 2024-02-06 455
1b2ca93cd0592b Cosmo Chou 2024-02-06 456 *val = 110000 +
1b2ca93cd0592b Cosmo Chou 2024-02-06 457 ((adc_code - (ARIES_TEMP_CAL_CODE_DEFAULT + 250)) *
1b2ca93cd0592b Cosmo Chou 2024-02-06 458 -320);
1b2ca93cd0592b Cosmo Chou 2024-02-06 459 break;
1b2ca93cd0592b Cosmo Chou 2024-02-06 460 default:
1b2ca93cd0592b Cosmo Chou 2024-02-06 461 return -EOPNOTSUPP;
1b2ca93cd0592b Cosmo Chou 2024-02-06 462 }
1b2ca93cd0592b Cosmo Chou 2024-02-06 463
1b2ca93cd0592b Cosmo Chou 2024-02-06 464 return 0;
1b2ca93cd0592b Cosmo Chou 2024-02-06 465 }
1b2ca93cd0592b Cosmo Chou 2024-02-06 466
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
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