Re: [PATCH v1 4/4] power: max17040: get thermal data from adc if available

From: kernel test robot
Date: Wed Mar 08 2023 - 19:46:15 EST

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Hi Svyatoslav,

Thank you for the patch! Yet something to improve:

[auto build test ERROR on sre-power-supply/for-next]
[also build test ERROR on krzk-dt/for-next linus/master v6.3-rc1 next-20230308]
[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/Svyatoslav-Ryhel/dt-bindings-power-supply-maxim-max17040-update-properties/20230308-164538
base: https://git.kernel.org/pub/scm/linux/kernel/git/sre/linux-power-supply.git for-next
patch link: https://lore.kernel.org/r/20230308084419.11934-5-clamor95%40gmail.com
patch subject: [PATCH v1 4/4] power: max17040: get thermal data from adc if available
config: csky-randconfig-r015-20230308 (https://download.01.org/0day-ci/archive/20230309/202303090836.dpbjGxDu-lkp@xxxxxxxxx/config)
compiler: csky-linux-gcc (GCC) 12.1.0
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://github.com/intel-lab-lkp/linux/commit/7b9bbf6f2b910ef4ffab18022223573e9094f007
git remote add linux-review https://github.com/intel-lab-lkp/linux
git fetch --no-tags linux-review Svyatoslav-Ryhel/dt-bindings-power-supply-maxim-max17040-update-properties/20230308-164538
git checkout 7b9bbf6f2b910ef4ffab18022223573e9094f007
# save the config file
mkdir build_dir && cp config build_dir/.config
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=csky olddefconfig
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=csky SHELL=/bin/bash

If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot <lkp@xxxxxxxxx>
| Link: https://lore.kernel.org/oe-kbuild-all/202303090836.dpbjGxDu-lkp@xxxxxxxxx/

All errors (new ones prefixed by >>):

csky-linux-ld: drivers/power/supply/max17040_battery.o: in function `max17040_get_property':
>> drivers/power/supply/max17040_battery.c:422: undefined reference to `iio_read_channel_raw'
csky-linux-ld: drivers/power/supply/max17040_battery.o: in function `max17040_remove':
>> drivers/power/supply/max17040_battery.c:586: undefined reference to `iio_channel_release'
>> csky-linux-ld: drivers/power/supply/max17040_battery.c:587: undefined reference to `iio_read_channel_raw'
>> csky-linux-ld: drivers/power/supply/max17040_battery.c:587: undefined reference to `iio_channel_release'
csky-linux-ld: drivers/power/supply/max17040_battery.o: in function `max17040_probe':
>> drivers/power/supply/max17040_battery.c:572: undefined reference to `iio_channel_get'
csky-linux-ld: drivers/power/supply/max17040_battery.o: in function `max17040_work':
drivers/power/supply/max17040_battery.c:297: undefined reference to `iio_channel_get'
pahole: .tmp_vmlinux.btf: Invalid argument
.btf.vmlinux.bin.o: file not recognized: file format not recognized

vim +422 drivers/power/supply/max17040_battery.c

386
387 static int max17040_get_property(struct power_supply *psy,
388 enum power_supply_property psp,
389 union power_supply_propval *val)
390 {
391 struct max17040_chip *chip = power_supply_get_drvdata(psy);
392
393 switch (psp) {
394 case POWER_SUPPLY_PROP_ONLINE:
395 case POWER_SUPPLY_PROP_PRESENT:
396 val->intval = max17040_get_online(chip);
397 break;
398 case POWER_SUPPLY_PROP_VOLTAGE_NOW:
399 val->intval = max17040_get_vcell(chip);
400 break;
401 case POWER_SUPPLY_PROP_CAPACITY:
402 val->intval = max17040_get_soc(chip);
403 break;
404 case POWER_SUPPLY_PROP_CAPACITY_ALERT_MIN:
405 val->intval = chip->low_soc_alert;
406 break;
407
408 case POWER_SUPPLY_PROP_STATUS:
409 case POWER_SUPPLY_PROP_HEALTH:
410 power_supply_get_property_from_supplier(psy, psp, val);
411 break;
412 case POWER_SUPPLY_PROP_TECHNOLOGY:
413 val->intval = chip->batt_info->technology;
414 break;
415 case POWER_SUPPLY_PROP_ENERGY_FULL_DESIGN:
416 val->intval = chip->batt_info->energy_full_design_uwh;
417 break;
418 case POWER_SUPPLY_PROP_CHARGE_FULL_DESIGN:
419 val->intval = chip->batt_info->charge_full_design_uah;
420 break;
421 case POWER_SUPPLY_PROP_TEMP:
> 422 iio_read_channel_raw(chip->channel_temp,
423 &val->intval);
424 val->intval *= 10;
425 break;
426 case POWER_SUPPLY_PROP_TEMP_MIN:
427 if (chip->batt_info->temp_min == INT_MIN)
428 return -ENODATA;
429
430 val->intval = chip->batt_info->temp_min * 10;
431 break;
432 case POWER_SUPPLY_PROP_TEMP_MAX:
433 if (chip->batt_info->temp_max == INT_MAX)
434 return -ENODATA;
435
436 val->intval = chip->batt_info->temp_max * 10;
437 break;
438 default:
439 return -EINVAL;
440 }
441 return 0;
442 }
443
444 static const struct regmap_config max17040_regmap = {
445 .reg_bits = 8,
446 .reg_stride = 2,
447 .val_bits = 16,
448 .val_format_endian = REGMAP_ENDIAN_BIG,
449 };
450
451 static enum power_supply_property max17040_battery_props[] = {
452 POWER_SUPPLY_PROP_ONLINE,
453 POWER_SUPPLY_PROP_PRESENT,
454 POWER_SUPPLY_PROP_VOLTAGE_NOW,
455 POWER_SUPPLY_PROP_CAPACITY,
456 POWER_SUPPLY_PROP_CAPACITY_ALERT_MIN,
457 POWER_SUPPLY_PROP_TECHNOLOGY,
458 POWER_SUPPLY_PROP_STATUS,
459 POWER_SUPPLY_PROP_HEALTH,
460 POWER_SUPPLY_PROP_ENERGY_FULL_DESIGN,
461 POWER_SUPPLY_PROP_CHARGE_FULL_DESIGN,
462 POWER_SUPPLY_PROP_TEMP,
463 POWER_SUPPLY_PROP_TEMP_MIN,
464 POWER_SUPPLY_PROP_TEMP_MAX,
465 };
466
467 static const struct power_supply_desc max17040_battery_desc = {
468 .name = "battery",
469 .type = POWER_SUPPLY_TYPE_BATTERY,
470 .get_property = max17040_get_property,
471 .set_property = max17040_set_property,
472 .property_is_writeable = max17040_prop_writeable,
473 .properties = max17040_battery_props,
474 .num_properties = ARRAY_SIZE(max17040_battery_props),
475 };
476
477 static int max17040_probe(struct i2c_client *client)
478 {
479 const struct i2c_device_id *id = i2c_client_get_device_id(client);
480 struct i2c_adapter *adapter = client->adapter;
481 struct power_supply_config psy_cfg = {};
482 struct max17040_chip *chip;
483 enum chip_id chip_id;
484 bool enable_irq = false;
485 int ret;
486
487 if (!i2c_check_functionality(adapter, I2C_FUNC_SMBUS_BYTE))
488 return -EIO;
489
490 chip = devm_kzalloc(&client->dev, sizeof(*chip), GFP_KERNEL);
491 if (!chip)
492 return -ENOMEM;
493
494 chip->client = client;
495 chip->regmap = devm_regmap_init_i2c(client, &max17040_regmap);
496 if (IS_ERR(chip->regmap))
497 return PTR_ERR(chip->regmap);
498 chip_id = (enum chip_id) id->driver_data;
499 if (client->dev.of_node) {
500 ret = max17040_get_of_data(chip);
501 if (ret)
502 return ret;
503 chip_id = (uintptr_t)of_device_get_match_data(&client->dev);
504 }
505 chip->data = max17040_family[chip_id];
506
507 i2c_set_clientdata(client, chip);
508 psy_cfg.drv_data = chip;
509
510 chip->battery = devm_power_supply_register(&client->dev,
511 &max17040_battery_desc, &psy_cfg);
512 if (IS_ERR(chip->battery)) {
513 dev_err(&client->dev, "failed: power supply register\n");
514 return PTR_ERR(chip->battery);
515 }
516
517 if (client->dev.of_node) {
518 if (power_supply_get_battery_info(chip->battery, &chip->batt_info))
519 dev_warn(&client->dev,
520 "No monitored battery, some properties will be missing\n");
521 }
522
523 ret = max17040_get_version(chip);
524 if (ret < 0)
525 return ret;
526 dev_dbg(&chip->client->dev, "MAX17040 Fuel-Gauge Ver 0x%x\n", ret);
527
528 if (chip_id == ID_MAX17040 || chip_id == ID_MAX17041)
529 max17040_reset(chip);
530
531 max17040_set_rcomp(chip, chip->rcomp);
532
533 /* check interrupt */
534 if (client->irq && chip->data.has_low_soc_alert) {
535 ret = max17040_set_low_soc_alert(chip, chip->low_soc_alert);
536 if (ret) {
537 dev_err(&client->dev,
538 "Failed to set low SOC alert: err %d\n", ret);
539 return ret;
540 }
541
542 enable_irq = true;
543 }
544
545 if (client->irq && chip->data.has_soc_alert) {
546 ret = max17040_set_soc_alert(chip, 1);
547 if (ret) {
548 dev_err(&client->dev,
549 "Failed to set SOC alert: err %d\n", ret);
550 return ret;
551 }
552 enable_irq = true;
553 } else {
554 /* soc alerts negate the need for polling */
555 INIT_DEFERRABLE_WORK(&chip->work, max17040_work);
556 ret = devm_add_action(&client->dev, max17040_stop_work, chip);
557 if (ret)
558 return ret;
559 max17040_queue_work(chip);
560 }
561
562 if (enable_irq) {
563 ret = max17040_enable_alert_irq(chip);
564 if (ret) {
565 client->irq = 0;
566 dev_warn(&client->dev,
567 "Failed to get IRQ err %d\n", ret);
568 }
569 }
570
571 if (of_property_read_bool(client->dev.of_node, "io-channels")) {
> 572 chip->channel_temp = iio_channel_get(&client->dev, "temp");
573 if (IS_ERR(chip->channel_temp))
574 return dev_err_probe(&client->dev, PTR_ERR(chip->channel_temp),
575 "failed to get temp\n");
576 };
577
578 return 0;
579 }
580
581 static void max17040_remove(struct i2c_client *client)
582 {
583 struct max17040_chip *chip = i2c_get_clientdata(client);
584
585 if (chip->channel_temp)
> 586 iio_channel_release(chip->channel_temp);
> 587 }
588

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

Next message: kernel test robot: "Re: [PATCH 4/6] soc: samsung: pm_domains: Implement proper I/O operations"
Previous message: Yunsheng Lin: "Re: [PATCH net] vmxnet3: use gro callback when UPT is enabled"
In reply to: kernel test robot: "Re: [PATCH v1 4/4] power: max17040: get thermal data from adc if available"
Next in thread: Svyatoslav Ryhel: "[PATCH v1 3/4] power: max17040: add passing props from supplier"
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