Hi Manikandan, Thank you for the patch! Perhaps something to improve: [auto build test WARNING on hwmon/hwmon-next] [also build test WARNING on v5.7 next-20200609] [if your patch is applied to the wrong git tree, please drop us a note to help improve the system. BTW, we also suggest to use '--base' option to specify the base tree in git format-patch, please see https://stackoverflow.com/a/37406982] url: https://github.com/0day-ci/linux/commits/Manikandan-Elumalai/hwmon-adm1275-Enable-adm1278-ADM1278_TEMP1_EN/20200610-162820 base: https://git.kernel.org/pub/scm/linux/kernel/git/groeck/linux-staging.git hwmon-next config: alpha-randconfig-r035-20200608 (attached as .config) compiler: alpha-linux-gcc (GCC) 9.3.0 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 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=alpha If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp@xxxxxxxxx> All warnings (new ones prefixed by >>, old ones prefixed by <<): drivers/hwmon/pmbus/adm1275.c: In function 'adm1275_probe': >> drivers/hwmon/pmbus/adm1275.c:684:14: warning: suggest parentheses around comparison in operand of '&' [-Wparentheses] 684 | if (config & (ADM1278_VOUT_EN | ADM1278_TEMP1_EN) != ADM1278_VOUT_EN | ADM1278_TEMP1_EN) { | ^ >> drivers/hwmon/pmbus/adm1275.c:684:14: warning: suggest parentheses around arithmetic in operand of '|' [-Wparentheses] 684 | if (config & (ADM1278_VOUT_EN | ADM1278_TEMP1_EN) != ADM1278_VOUT_EN | ADM1278_TEMP1_EN) { vim +684 drivers/hwmon/pmbus/adm1275.c 464 465 static int adm1275_probe(struct i2c_client *client, 466 const struct i2c_device_id *id) 467 { 468 u8 block_buffer[I2C_SMBUS_BLOCK_MAX + 1]; 469 int config, device_config; 470 int ret; 471 struct pmbus_driver_info *info; 472 struct adm1275_data *data; 473 const struct i2c_device_id *mid; 474 const struct coefficients *coefficients; 475 int vindex = -1, voindex = -1, cindex = -1, pindex = -1; 476 int tindex = -1; 477 u32 shunt; 478 479 if (!i2c_check_functionality(client->adapter, 480 I2C_FUNC_SMBUS_READ_BYTE_DATA 481 | I2C_FUNC_SMBUS_BLOCK_DATA)) 482 return -ENODEV; 483 484 ret = i2c_smbus_read_block_data(client, PMBUS_MFR_ID, block_buffer); 485 if (ret < 0) { 486 dev_err(&client->dev, "Failed to read Manufacturer ID\n"); 487 return ret; 488 } 489 if (ret != 3 || strncmp(block_buffer, "ADI", 3)) { 490 dev_err(&client->dev, "Unsupported Manufacturer ID\n"); 491 return -ENODEV; 492 } 493 494 ret = i2c_smbus_read_block_data(client, PMBUS_MFR_MODEL, block_buffer); 495 if (ret < 0) { 496 dev_err(&client->dev, "Failed to read Manufacturer Model\n"); 497 return ret; 498 } 499 for (mid = adm1275_id; mid->name[0]; mid++) { 500 if (!strncasecmp(mid->name, block_buffer, strlen(mid->name))) 501 break; 502 } 503 if (!mid->name[0]) { 504 dev_err(&client->dev, "Unsupported device\n"); 505 return -ENODEV; 506 } 507 508 if (id->driver_data != mid->driver_data) 509 dev_notice(&client->dev, 510 "Device mismatch: Configured %s, detected %s\n", 511 id->name, mid->name); 512 513 config = i2c_smbus_read_byte_data(client, ADM1275_PMON_CONFIG); 514 if (config < 0) 515 return config; 516 517 device_config = i2c_smbus_read_byte_data(client, ADM1275_DEVICE_CONFIG); 518 if (device_config < 0) 519 return device_config; 520 521 data = devm_kzalloc(&client->dev, sizeof(struct adm1275_data), 522 GFP_KERNEL); 523 if (!data) 524 return -ENOMEM; 525 526 if (of_property_read_u32(client->dev.of_node, 527 "shunt-resistor-micro-ohms", &shunt)) 528 shunt = 1000; /* 1 mOhm if not set via DT */ 529 530 if (shunt == 0) 531 return -EINVAL; 532 533 data->id = mid->driver_data; 534 535 info = &data->info; 536 537 info->pages = 1; 538 info->format[PSC_VOLTAGE_IN] = direct; 539 info->format[PSC_VOLTAGE_OUT] = direct; 540 info->format[PSC_CURRENT_OUT] = direct; 541 info->format[PSC_POWER] = direct; 542 info->format[PSC_TEMPERATURE] = direct; 543 info->func[0] = PMBUS_HAVE_IOUT | PMBUS_HAVE_STATUS_IOUT | 544 PMBUS_HAVE_SAMPLES; 545 546 info->read_word_data = adm1275_read_word_data; 547 info->read_byte_data = adm1275_read_byte_data; 548 info->write_word_data = adm1275_write_word_data; 549 550 switch (data->id) { 551 case adm1075: 552 if (device_config & ADM1275_IOUT_WARN2_SELECT) 553 data->have_oc_fault = true; 554 else 555 data->have_uc_fault = true; 556 data->have_pin_max = true; 557 data->have_vaux_status = true; 558 559 coefficients = adm1075_coefficients; 560 vindex = 0; 561 switch (config & ADM1075_IRANGE_MASK) { 562 case ADM1075_IRANGE_25: 563 cindex = 1; 564 pindex = 3; 565 break; 566 case ADM1075_IRANGE_50: 567 cindex = 2; 568 pindex = 4; 569 break; 570 default: 571 dev_err(&client->dev, "Invalid input current range"); 572 break; 573 } 574 575 info->func[0] |= PMBUS_HAVE_VIN | PMBUS_HAVE_PIN 576 | PMBUS_HAVE_STATUS_INPUT; 577 if (config & ADM1275_VIN_VOUT_SELECT) 578 info->func[0] |= 579 PMBUS_HAVE_VOUT | PMBUS_HAVE_STATUS_VOUT; 580 break; 581 case adm1272: 582 data->have_vout = true; 583 data->have_pin_max = true; 584 data->have_temp_max = true; 585 data->have_power_sampling = true; 586 587 coefficients = adm1272_coefficients; 588 vindex = (config & ADM1275_VRANGE) ? 1 : 0; 589 cindex = (config & ADM1272_IRANGE) ? 3 : 2; 590 /* pindex depends on the combination of the above */ 591 switch (config & (ADM1275_VRANGE | ADM1272_IRANGE)) { 592 case 0: 593 default: 594 pindex = 4; 595 break; 596 case ADM1275_VRANGE: 597 pindex = 5; 598 break; 599 case ADM1272_IRANGE: 600 pindex = 6; 601 break; 602 case ADM1275_VRANGE | ADM1272_IRANGE: 603 pindex = 7; 604 break; 605 } 606 tindex = 8; 607 608 info->func[0] |= PMBUS_HAVE_PIN | PMBUS_HAVE_STATUS_INPUT | 609 PMBUS_HAVE_VOUT | PMBUS_HAVE_STATUS_VOUT; 610 611 /* Enable VOUT if not enabled (it is disabled by default) */ 612 if (!(config & ADM1278_VOUT_EN)) { 613 config |= ADM1278_VOUT_EN; 614 ret = i2c_smbus_write_byte_data(client, 615 ADM1275_PMON_CONFIG, 616 config); 617 if (ret < 0) { 618 dev_err(&client->dev, 619 "Failed to enable VOUT monitoring\n"); 620 return -ENODEV; 621 } 622 } 623 624 if (config & ADM1278_TEMP1_EN) 625 info->func[0] |= 626 PMBUS_HAVE_TEMP | PMBUS_HAVE_STATUS_TEMP; 627 if (config & ADM1278_VIN_EN) 628 info->func[0] |= PMBUS_HAVE_VIN; 629 break; 630 case adm1275: 631 if (device_config & ADM1275_IOUT_WARN2_SELECT) 632 data->have_oc_fault = true; 633 else 634 data->have_uc_fault = true; 635 data->have_vout = true; 636 637 coefficients = adm1275_coefficients; 638 vindex = (config & ADM1275_VRANGE) ? 0 : 1; 639 cindex = 2; 640 641 if (config & ADM1275_VIN_VOUT_SELECT) 642 info->func[0] |= 643 PMBUS_HAVE_VOUT | PMBUS_HAVE_STATUS_VOUT; 644 else 645 info->func[0] |= 646 PMBUS_HAVE_VIN | PMBUS_HAVE_STATUS_INPUT; 647 break; 648 case adm1276: 649 if (device_config & ADM1275_IOUT_WARN2_SELECT) 650 data->have_oc_fault = true; 651 else 652 data->have_uc_fault = true; 653 data->have_vout = true; 654 data->have_pin_max = true; 655 656 coefficients = adm1276_coefficients; 657 vindex = (config & ADM1275_VRANGE) ? 0 : 1; 658 cindex = 2; 659 pindex = (config & ADM1275_VRANGE) ? 3 : 4; 660 661 info->func[0] |= PMBUS_HAVE_VIN | PMBUS_HAVE_PIN 662 | PMBUS_HAVE_STATUS_INPUT; 663 if (config & ADM1275_VIN_VOUT_SELECT) 664 info->func[0] |= 665 PMBUS_HAVE_VOUT | PMBUS_HAVE_STATUS_VOUT; 666 break; 667 case adm1278: 668 data->have_vout = true; 669 data->have_pin_max = true; 670 data->have_temp_max = true; 671 data->have_power_sampling = true; 672 673 coefficients = adm1278_coefficients; 674 vindex = 0; 675 cindex = 1; 676 pindex = 2; 677 tindex = 3; 678 679 info->func[0] |= PMBUS_HAVE_PIN | PMBUS_HAVE_STATUS_INPUT | 680 PMBUS_HAVE_VOUT | PMBUS_HAVE_STATUS_VOUT | 681 PMBUS_HAVE_TEMP | PMBUS_HAVE_STATUS_TEMP; 682 683 /* Enable VOUT & TEMP1 if not enabled (disabled by default) */ > 684 if (config & (ADM1278_VOUT_EN | ADM1278_TEMP1_EN) != ADM1278_VOUT_EN | ADM1278_TEMP1_EN) { 685 config |= ADM1278_VOUT_EN | ADM1278_TEMP1_EN; 686 ret = i2c_smbus_write_byte_data(client, 687 ADM1275_PMON_CONFIG, 688 config); 689 if (ret < 0) { 690 dev_err(&client->dev, 691 "Failed to enable VOUT monitoring\n"); 692 return -ENODEV; 693 } 694 } 695 696 if (config & ADM1278_VIN_EN) 697 info->func[0] |= PMBUS_HAVE_VIN; 698 break; 699 case adm1293: 700 case adm1294: 701 data->have_iout_min = true; 702 data->have_pin_min = true; 703 data->have_pin_max = true; 704 data->have_mfr_vaux_status = true; 705 data->have_power_sampling = true; 706 707 coefficients = adm1293_coefficients; 708 709 voindex = 0; 710 switch (config & ADM1293_VIN_SEL_MASK) { 711 case ADM1293_VIN_SEL_012: /* 1.2V */ 712 vindex = 0; 713 break; 714 case ADM1293_VIN_SEL_074: /* 7.4V */ 715 vindex = 1; 716 break; 717 case ADM1293_VIN_SEL_210: /* 21V */ 718 vindex = 2; 719 break; 720 default: /* disabled */ 721 break; 722 } 723 724 switch (config & ADM1293_IRANGE_MASK) { 725 case ADM1293_IRANGE_25: 726 cindex = 3; 727 break; 728 case ADM1293_IRANGE_50: 729 cindex = 4; 730 break; 731 case ADM1293_IRANGE_100: 732 cindex = 5; 733 break; 734 case ADM1293_IRANGE_200: 735 cindex = 6; 736 break; 737 } 738 739 if (vindex >= 0) 740 pindex = 7 + vindex * 4 + (cindex - 3); 741 742 if (config & ADM1293_VAUX_EN) 743 info->func[0] |= 744 PMBUS_HAVE_VOUT | PMBUS_HAVE_STATUS_VOUT; 745 746 info->func[0] |= PMBUS_HAVE_PIN | 747 PMBUS_HAVE_VIN | PMBUS_HAVE_STATUS_INPUT; 748 749 break; 750 default: 751 dev_err(&client->dev, "Unsupported device\n"); 752 return -ENODEV; 753 } 754 755 if (voindex < 0) 756 voindex = vindex; 757 if (vindex >= 0) { 758 info->m[PSC_VOLTAGE_IN] = coefficients[vindex].m; 759 info->b[PSC_VOLTAGE_IN] = coefficients[vindex].b; 760 info->R[PSC_VOLTAGE_IN] = coefficients[vindex].R; 761 } 762 if (voindex >= 0) { 763 info->m[PSC_VOLTAGE_OUT] = coefficients[voindex].m; 764 info->b[PSC_VOLTAGE_OUT] = coefficients[voindex].b; 765 info->R[PSC_VOLTAGE_OUT] = coefficients[voindex].R; 766 } 767 if (cindex >= 0) { 768 /* Scale current with sense resistor value */ 769 info->m[PSC_CURRENT_OUT] = 770 coefficients[cindex].m * shunt / 1000; 771 info->b[PSC_CURRENT_OUT] = coefficients[cindex].b; 772 info->R[PSC_CURRENT_OUT] = coefficients[cindex].R; 773 } 774 if (pindex >= 0) { 775 info->m[PSC_POWER] = 776 coefficients[pindex].m * shunt / 1000; 777 info->b[PSC_POWER] = coefficients[pindex].b; 778 info->R[PSC_POWER] = coefficients[pindex].R; 779 } 780 if (tindex >= 0) { 781 info->m[PSC_TEMPERATURE] = coefficients[tindex].m; 782 info->b[PSC_TEMPERATURE] = coefficients[tindex].b; 783 info->R[PSC_TEMPERATURE] = coefficients[tindex].R; 784 } 785 786 return pmbus_do_probe(client, id, info); 787 } 788 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx
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