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Message-ID: <202505071941.RISL4lFW-lkp@intel.com>
Date: Wed, 7 May 2025 19:35:20 +0800
From: kernel test robot <lkp@...el.com>
To: Chiang Brian <chiang.brian@...entec.com>,
	Jean Delvare <jdelvare@...e.com>,
	Guenter Roeck <linux@...ck-us.net>,
	Jonathan Corbet <corbet@....net>
Cc: oe-kbuild-all@...ts.linux.dev, Chiang Brian <chiang.brian@...entec.com>,
	linux-hwmon@...r.kernel.org, linux-doc@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH v6 1/2] hwmon: (pmbus/tps53679) Add support for TPS53685

Hi Chiang,

kernel test robot noticed the following build warnings:

[auto build test WARNING on groeck-staging/hwmon-next]
[also build test WARNING on robh/for-next linus/master v6.15-rc5 next-20250507]
[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/Chiang-Brian/dt-bindings-trivial-Add-tps53685-support/20250424-222559
base:   https://git.kernel.org/pub/scm/linux/kernel/git/groeck/linux-staging.git hwmon-next
patch link:    https://lore.kernel.org/r/20250424132538.2004510-2-chiang.brian%40inventec.corp-partner.google.com
patch subject: [PATCH v6 1/2] hwmon: (pmbus/tps53679) Add support for TPS53685
config: riscv-randconfig-r112-20250426 (https://download.01.org/0day-ci/archive/20250507/202505071941.RISL4lFW-lkp@intel.com/config)
compiler: riscv64-linux-gcc (GCC) 8.5.0
reproduce: (https://download.01.org/0day-ci/archive/20250507/202505071941.RISL4lFW-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/202505071941.RISL4lFW-lkp@intel.com/

sparse warnings: (new ones prefixed by >>)
>> drivers/hwmon/pmbus/tps53679.c:133:57: sparse: sparse: incorrect type in argument 3 (different base types) @@     expected char *id @@     got int device_id @@
   drivers/hwmon/pmbus/tps53679.c:133:57: sparse:     expected char *id
   drivers/hwmon/pmbus/tps53679.c:133:57: sparse:     got int device_id
>> drivers/hwmon/pmbus/tps53679.c:165:45: sparse: sparse: incorrect type in argument 4 (different base types) @@     expected int device_id @@     got char * @@
   drivers/hwmon/pmbus/tps53679.c:165:45: sparse:     expected int device_id
   drivers/hwmon/pmbus/tps53679.c:165:45: sparse:     got char *
>> drivers/hwmon/pmbus/tps53679.c:133:57: sparse: sparse: non size-preserving integer to pointer cast
>> drivers/hwmon/pmbus/tps53679.c:165:45: sparse: sparse: non size-preserving pointer to integer cast

vim +133 drivers/hwmon/pmbus/tps53679.c

53030bcc87e4a4 Guenter Roeck 2020-01-20  120  
53030bcc87e4a4 Guenter Roeck 2020-01-20  121  /*
53030bcc87e4a4 Guenter Roeck 2020-01-20  122   * Common identification function for chips with multi-phase support.
53030bcc87e4a4 Guenter Roeck 2020-01-20  123   * Since those chips have special configuration registers, we want to have
53030bcc87e4a4 Guenter Roeck 2020-01-20  124   * some level of reassurance that we are really talking with the chip
53030bcc87e4a4 Guenter Roeck 2020-01-20  125   * being probed. Check PMBus revision and chip ID.
53030bcc87e4a4 Guenter Roeck 2020-01-20  126   */
53030bcc87e4a4 Guenter Roeck 2020-01-20  127  static int tps53679_identify_multiphase(struct i2c_client *client,
53030bcc87e4a4 Guenter Roeck 2020-01-20  128  					struct pmbus_driver_info *info,
53030bcc87e4a4 Guenter Roeck 2020-01-20  129  					int pmbus_rev, int device_id)
53030bcc87e4a4 Guenter Roeck 2020-01-20  130  {
53030bcc87e4a4 Guenter Roeck 2020-01-20  131  	int ret;
53030bcc87e4a4 Guenter Roeck 2020-01-20  132  
53030bcc87e4a4 Guenter Roeck 2020-01-20 @133  	ret = tps53679_identify_chip(client, pmbus_rev, device_id);
53030bcc87e4a4 Guenter Roeck 2020-01-20  134  	if (ret < 0)
53030bcc87e4a4 Guenter Roeck 2020-01-20  135  		return ret;
53030bcc87e4a4 Guenter Roeck 2020-01-20  136  
53030bcc87e4a4 Guenter Roeck 2020-01-20  137  	ret = tps53679_identify_mode(client, info);
53030bcc87e4a4 Guenter Roeck 2020-01-20  138  	if (ret < 0)
53030bcc87e4a4 Guenter Roeck 2020-01-20  139  		return ret;
53030bcc87e4a4 Guenter Roeck 2020-01-20  140  
53030bcc87e4a4 Guenter Roeck 2020-01-20  141  	return tps53679_identify_phases(client, info);
53030bcc87e4a4 Guenter Roeck 2020-01-20  142  }
53030bcc87e4a4 Guenter Roeck 2020-01-20  143  
53030bcc87e4a4 Guenter Roeck 2020-01-20  144  static int tps53679_identify(struct i2c_client *client,
53030bcc87e4a4 Guenter Roeck 2020-01-20  145  			     struct pmbus_driver_info *info)
53030bcc87e4a4 Guenter Roeck 2020-01-20  146  {
53030bcc87e4a4 Guenter Roeck 2020-01-20  147  	return tps53679_identify_mode(client, info);
53030bcc87e4a4 Guenter Roeck 2020-01-20  148  }
53030bcc87e4a4 Guenter Roeck 2020-01-20  149  
a49c0dafb304b8 Chiang Brian  2025-04-24  150  static int tps53685_identify(struct i2c_client *client,
a49c0dafb304b8 Chiang Brian  2025-04-24  151  				 struct pmbus_driver_info *info)
a49c0dafb304b8 Chiang Brian  2025-04-24  152  {
a49c0dafb304b8 Chiang Brian  2025-04-24  153  	info->func[1] |= PMBUS_HAVE_VIN | PMBUS_HAVE_IIN | PMBUS_HAVE_PIN |
a49c0dafb304b8 Chiang Brian  2025-04-24  154  			 PMBUS_HAVE_STATUS_INPUT;
a49c0dafb304b8 Chiang Brian  2025-04-24  155  	info->format[PSC_VOLTAGE_OUT] = linear;
a49c0dafb304b8 Chiang Brian  2025-04-24  156  	return tps53679_identify_chip(client, TPS53681_PMBUS_REVISION,
a49c0dafb304b8 Chiang Brian  2025-04-24  157  					   TPS53685_DEVICE_ID);
a49c0dafb304b8 Chiang Brian  2025-04-24  158  }
a49c0dafb304b8 Chiang Brian  2025-04-24  159  
53030bcc87e4a4 Guenter Roeck 2020-01-20  160  static int tps53681_identify(struct i2c_client *client,
53030bcc87e4a4 Guenter Roeck 2020-01-20  161  			     struct pmbus_driver_info *info)
53030bcc87e4a4 Guenter Roeck 2020-01-20  162  {
53030bcc87e4a4 Guenter Roeck 2020-01-20  163  	return tps53679_identify_multiphase(client, info,
53030bcc87e4a4 Guenter Roeck 2020-01-20  164  					    TPS53681_PMBUS_REVISION,
53030bcc87e4a4 Guenter Roeck 2020-01-20 @165  					    TPS53681_DEVICE_ID);
53030bcc87e4a4 Guenter Roeck 2020-01-20  166  }
53030bcc87e4a4 Guenter Roeck 2020-01-20  167  

-- 
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki

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