From: kernel test robot <lkp@intel.com>
To: Zev Weiss <zev@bewilderbeest.net>
Cc: llvm@lists.linux.dev, kbuild-all@lists.01.org,
linux-hwmon@vger.kernel.org, Guenter Roeck <linux@roeck-us.net>
Subject: [groeck-staging:hwmon-next 33/45] drivers/hwmon/pmbus/lm25066.c:483:15: warning: cast to smaller integer type 'enum chips' from 'const void *'
Date: Sat, 9 Oct 2021 06:00:17 +0800 [thread overview]
Message-ID: <202110090604.iPwRzCsh-lkp@intel.com> (raw)
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tree: https://git.kernel.org/pub/scm/linux/kernel/git/groeck/linux-staging.git hwmon-next
head: 574d7bfb7324c9a11cf6c0e58960022da6eca2f1
commit: c49bc1bcda2408ec16601b98d981f1d38f947f29 [33/45] hwmon: (pmbus/lm25066) Add OF device ID table
config: x86_64-randconfig-r001-20211008 (attached as .config)
compiler: clang version 14.0.0 (https://github.com/llvm/llvm-project 8ed2e8e04ff42eb4d8009999ae1fd341a30bf6c0)
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://git.kernel.org/pub/scm/linux/kernel/git/groeck/linux-staging.git/commit/?id=c49bc1bcda2408ec16601b98d981f1d38f947f29
git remote add groeck-staging https://git.kernel.org/pub/scm/linux/kernel/git/groeck/linux-staging.git
git fetch --no-tags groeck-staging hwmon-next
git checkout c49bc1bcda2408ec16601b98d981f1d38f947f29
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 ARCH=x86_64
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>
All warnings (new ones prefixed by >>):
>> drivers/hwmon/pmbus/lm25066.c:483:15: warning: cast to smaller integer type 'enum chips' from 'const void *' [-Wvoid-pointer-to-enum-cast]
if (of_id && (enum chips)of_id->data != i2c_id->driver_data)
^~~~~~~~~~~~~~~~~~~~~~~
1 warning generated.
vim +483 drivers/hwmon/pmbus/lm25066.c
457
458 static int lm25066_probe(struct i2c_client *client)
459 {
460 int config;
461 struct lm25066_data *data;
462 struct pmbus_driver_info *info;
463 const struct __coeff *coeff;
464 const struct of_device_id *of_id;
465 const struct i2c_device_id *i2c_id;
466
467 if (!i2c_check_functionality(client->adapter,
468 I2C_FUNC_SMBUS_READ_BYTE_DATA))
469 return -ENODEV;
470
471 data = devm_kzalloc(&client->dev, sizeof(struct lm25066_data),
472 GFP_KERNEL);
473 if (!data)
474 return -ENOMEM;
475
476 config = i2c_smbus_read_byte_data(client, LM25066_DEVICE_SETUP);
477 if (config < 0)
478 return config;
479
480 i2c_id = i2c_match_id(lm25066_id, client);
481
482 of_id = of_match_device(lm25066_of_match, &client->dev);
> 483 if (of_id && (enum chips)of_id->data != i2c_id->driver_data)
484 dev_notice(&client->dev, "Device mismatch: %s in device tree, %s detected\n",
485 of_id->name, i2c_id->name);
486
487 data->id = i2c_id->driver_data;
488 info = &data->info;
489
490 info->pages = 1;
491 info->format[PSC_VOLTAGE_IN] = direct;
492 info->format[PSC_VOLTAGE_OUT] = direct;
493 info->format[PSC_CURRENT_IN] = direct;
494 info->format[PSC_TEMPERATURE] = direct;
495 info->format[PSC_POWER] = direct;
496
497 info->func[0] = PMBUS_HAVE_VIN | PMBUS_HAVE_VMON
498 | PMBUS_HAVE_PIN | PMBUS_HAVE_IIN | PMBUS_HAVE_STATUS_INPUT
499 | PMBUS_HAVE_TEMP | PMBUS_HAVE_STATUS_TEMP | PMBUS_HAVE_SAMPLES;
500
501 if (data->id == lm25056) {
502 info->func[0] |= PMBUS_HAVE_STATUS_VMON;
503 info->read_word_data = lm25056_read_word_data;
504 info->read_byte_data = lm25056_read_byte_data;
505 data->rlimit = 0x0fff;
506 } else {
507 info->func[0] |= PMBUS_HAVE_VOUT | PMBUS_HAVE_STATUS_VOUT;
508 info->read_word_data = lm25066_read_word_data;
509 data->rlimit = 0x0fff;
510 }
511 info->write_word_data = lm25066_write_word_data;
512
513 coeff = &lm25066_coeff[data->id][0];
514 info->m[PSC_TEMPERATURE] = coeff[PSC_TEMPERATURE].m;
515 info->b[PSC_TEMPERATURE] = coeff[PSC_TEMPERATURE].b;
516 info->R[PSC_TEMPERATURE] = coeff[PSC_TEMPERATURE].R;
517 info->m[PSC_VOLTAGE_IN] = coeff[PSC_VOLTAGE_IN].m;
518 info->b[PSC_VOLTAGE_IN] = coeff[PSC_VOLTAGE_IN].b;
519 info->R[PSC_VOLTAGE_IN] = coeff[PSC_VOLTAGE_IN].R;
520 info->m[PSC_VOLTAGE_OUT] = coeff[PSC_VOLTAGE_OUT].m;
521 info->b[PSC_VOLTAGE_OUT] = coeff[PSC_VOLTAGE_OUT].b;
522 info->R[PSC_VOLTAGE_OUT] = coeff[PSC_VOLTAGE_OUT].R;
523 info->R[PSC_CURRENT_IN] = coeff[PSC_CURRENT_IN].R;
524 info->R[PSC_POWER] = coeff[PSC_POWER].R;
525 if (config & LM25066_DEV_SETUP_CL) {
526 info->m[PSC_CURRENT_IN] = coeff[PSC_CURRENT_IN_L].m;
527 info->b[PSC_CURRENT_IN] = coeff[PSC_CURRENT_IN_L].b;
528 info->m[PSC_POWER] = coeff[PSC_POWER_L].m;
529 info->b[PSC_POWER] = coeff[PSC_POWER_L].b;
530 } else {
531 info->m[PSC_CURRENT_IN] = coeff[PSC_CURRENT_IN].m;
532 info->b[PSC_CURRENT_IN] = coeff[PSC_CURRENT_IN].b;
533 info->m[PSC_POWER] = coeff[PSC_POWER].m;
534 info->b[PSC_POWER] = coeff[PSC_POWER].b;
535 }
536
537 return pmbus_do_probe(client, info);
538 }
539
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
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next reply other threads:[~2021-10-08 22:01 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-10-08 22:00 kernel test robot [this message]
2021-10-08 23:20 ` [groeck-staging:hwmon-next 33/45] drivers/hwmon/pmbus/lm25066.c:483:15: warning: cast to smaller integer type 'enum chips' from 'const void *' Guenter Roeck
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