Hi Charles, I love your patch! Yet something to improve: [auto build test ERROR on linux/master] [also build test ERROR on linus/master v5.10] [cannot apply to hwmon/hwmon-next next-20201215] [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] url: https://github.com/0day-ci/linux/commits/Charles-Hsu/hwmon-Add-driver-for-STMicroelectronics-PM6764-Voltage-Regulator/20201211-175428 base: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git 09162bc32c880a791c6c0668ce0745cf7958f576 config: x86_64-randconfig-a012-20201215 (attached as .config) compiler: clang version 12.0.0 (https://github.com/llvm/llvm-project a29ecca7819a6ed4250d3689b12b1f664bb790d7) 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 # install x86_64 cross compiling tool for clang build # apt-get install binutils-x86-64-linux-gnu # https://github.com/0day-ci/linux/commit/b03a990fad3a963b4dd9801a24c2e4acae91d2cf git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Charles-Hsu/hwmon-Add-driver-for-STMicroelectronics-PM6764-Voltage-Regulator/20201211-175428 git checkout b03a990fad3a963b4dd9801a24c2e4acae91d2cf # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=x86_64 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp@xxxxxxxxx> All errors (new ones prefixed by >>): >> drivers/hwmon/pmbus/pm6764tr.c:22:68: error: too few arguments to function call, expected 4, have 3 ret = pmbus_read_word_data(client, page, PM6764TR_PMBUS_READ_VOUT); ~~~~~~~~~~~~~~~~~~~~ ^ drivers/hwmon/pmbus/pmbus.h:479:5: note: 'pmbus_read_word_data' declared here int pmbus_read_word_data(struct i2c_client *client, int page, int phase, ^ >> drivers/hwmon/pmbus/pm6764tr.c:42:20: error: incompatible function pointer types initializing 'int (*)(struct i2c_client *, int, int, int)' with an expression of type 'int (struct i2c_client *, int, int)' [-Werror,-Wincompatible-function-pointer-types] .read_word_data = pm6764tr_read_word_data, ^~~~~~~~~~~~~~~~~~~~~~~ >> drivers/hwmon/pmbus/pm6764tr.c:48:36: error: too many arguments to function call, expected 2, have 3 return pmbus_do_probe(client, id, &pm6764tr_info); ~~~~~~~~~~~~~~ ^~~~~~~~~~~~~~ drivers/hwmon/pmbus/pmbus.h:492:5: note: 'pmbus_do_probe' declared here int pmbus_do_probe(struct i2c_client *client, struct pmbus_driver_info *info); ^ >> drivers/hwmon/pmbus/pm6764tr.c:68:15: error: incompatible function pointer types initializing 'int (*)(struct i2c_client *)' with an expression of type 'int (struct i2c_client *, const struct i2c_device_id *)' [-Werror,-Wincompatible-function-pointer-types] .probe_new = pm6764tr_probe, ^~~~~~~~~~~~~~ 4 errors generated. vim +22 drivers/hwmon/pmbus/pm6764tr.c 15 16 static int pm6764tr_read_word_data(struct i2c_client *client, int page, int reg) 17 { 18 int ret; 19 20 switch (reg) { 21 case PMBUS_VIRT_READ_VMON: > 22 ret = pmbus_read_word_data(client, page, PM6764TR_PMBUS_READ_VOUT); 23 break; 24 default: 25 ret = -ENODATA; 26 break; 27 } 28 return ret; 29 } 30 31 static struct pmbus_driver_info pm6764tr_info = { 32 .pages = 1, 33 .format[PSC_VOLTAGE_IN] = linear, 34 .format[PSC_VOLTAGE_OUT] = vid, 35 .format[PSC_TEMPERATURE] = linear, 36 .format[PSC_CURRENT_OUT] = linear, 37 .format[PSC_POWER] = linear, 38 .func[0] = PMBUS_HAVE_VIN | PMBUS_HAVE_IIN | PMBUS_HAVE_PIN | 39 PMBUS_HAVE_IOUT | PMBUS_HAVE_POUT | PMBUS_HAVE_VMON | 40 PMBUS_HAVE_STATUS_IOUT | PMBUS_HAVE_STATUS_VOUT | 41 PMBUS_HAVE_TEMP | PMBUS_HAVE_STATUS_TEMP, > 42 .read_word_data = pm6764tr_read_word_data, 43 }; 44 45 static int pm6764tr_probe(struct i2c_client *client, 46 const struct i2c_device_id *id) 47 { > 48 return pmbus_do_probe(client, id, &pm6764tr_info); 49 } 50 51 static const struct i2c_device_id pm6764tr_id[] = { 52 {"pm6764tr", 0}, 53 {} 54 }; 55 MODULE_DEVICE_TABLE(i2c, pm6764tr_id); 56 57 static const struct of_device_id pm6764tr_of_match[] = { 58 {.compatible = "st,pm6764tr"}, 59 {} 60 }; 61 62 /* This is the driver that will be inserted */ 63 static struct i2c_driver pm6764tr_driver = { 64 .driver = { 65 .name = "pm6764tr", 66 .of_match_table = of_match_ptr(pm6764tr_of_match), 67 }, > 68 .probe_new = pm6764tr_probe, 69 .id_table = pm6764tr_id, 70 }; 71 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx
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