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Message-ID: <202303152257.cVusXid9-lkp@intel.com>
Date: Wed, 15 Mar 2023 23:06:22 +0800
From: kernel test robot <lkp@...el.com>
To: phinex <phinex@...ltek.com>, jdelvare@...e.com
Cc: oe-kbuild-all@...ts.linux.dev, linux@...ck-us.net,
linux-hwmon@...r.kernel.org, linux-kernel@...r.kernel.org,
phinex@...ltek.com
Subject: Re: [PATCH v1] hwmon: drivetemp: support to be a platform driver for
thermal_of
Hi phinex,
Thank you for the patch! Yet something to improve:
[auto build test ERROR on groeck-staging/hwmon-next]
[also build test ERROR on linus/master v6.3-rc2 next-20230315]
[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/phinex/hwmon-drivetemp-support-to-be-a-platform-driver-for-thermal_of/20230315-201903
base: https://git.kernel.org/pub/scm/linux/kernel/git/groeck/linux-staging.git hwmon-next
patch link: https://lore.kernel.org/r/20230315121606.GA71707%40threadripper
patch subject: [PATCH v1] hwmon: drivetemp: support to be a platform driver for thermal_of
config: m68k-allyesconfig (https://download.01.org/0day-ci/archive/20230315/202303152257.cVusXid9-lkp@intel.com/config)
compiler: m68k-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/1c53b683440a584685795fa8ff831379577081b0
git remote add linux-review https://github.com/intel-lab-lkp/linux
git fetch --no-tags linux-review phinex/hwmon-drivetemp-support-to-be-a-platform-driver-for-thermal_of/20230315-201903
git checkout 1c53b683440a584685795fa8ff831379577081b0
# save the config file
mkdir build_dir && cp config build_dir/.config
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=m68k olddefconfig
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=m68k SHELL=/bin/bash drivers/
If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot <lkp@...el.com>
| Link: https://lore.kernel.org/oe-kbuild-all/202303152257.cVusXid9-lkp@intel.com/
All error/warnings (new ones prefixed by >>):
drivers/hwmon/drivetemp.c: In function 'hdd_read_temp':
>> drivers/hwmon/drivetemp.c:551:13: warning: variable 'err' set but not used [-Wunused-but-set-variable]
551 | int err;
| ^~~
drivers/hwmon/drivetemp.c: At top level:
>> drivers/hwmon/drivetemp.c:575:21: error: variable 'hdd_sensor_ops' has initializer but incomplete type
575 | static const struct thermal_zone_of_device_ops hdd_sensor_ops = {
| ^~~~~~~~~~~~~~~~~~~~~~~~~~
>> drivers/hwmon/drivetemp.c:576:10: error: 'const struct thermal_zone_of_device_ops' has no member named 'get_temp'
576 | .get_temp = hdd_read_temp,
| ^~~~~~~~
>> drivers/hwmon/drivetemp.c:576:21: warning: excess elements in struct initializer
576 | .get_temp = hdd_read_temp,
| ^~~~~~~~~~~~~
drivers/hwmon/drivetemp.c:576:21: note: (near initialization for 'hdd_sensor_ops')
drivers/hwmon/drivetemp.c: In function 'hdd_hwmon_probe':
>> drivers/hwmon/drivetemp.c:668:17: error: implicit declaration of function 'devm_thermal_zone_of_sensor_register'; did you mean 'devm_thermal_of_zone_register'? [-Werror=implicit-function-declaration]
668 | devm_thermal_zone_of_sensor_register(
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
| devm_thermal_of_zone_register
drivers/hwmon/drivetemp.c: At top level:
>> drivers/hwmon/drivetemp.c:575:48: error: storage size of 'hdd_sensor_ops' isn't known
575 | static const struct thermal_zone_of_device_ops hdd_sensor_ops = {
| ^~~~~~~~~~~~~~
cc1: some warnings being treated as errors
vim +/hdd_sensor_ops +575 drivers/hwmon/drivetemp.c
547
548 #if IS_ENABLED(CONFIG_THERMAL_OF)
549 static int hdd_read_temp(void *data, int *temp)
550 {
> 551 int err;
552 struct drivetemp_data *st = data;
553 long value, max = 0;
554
555 list_for_each_entry(st, &drivetemp_devlist, list) {
556 mutex_lock(&st->lock);
557 err = st->get_temp(st, hwmon_temp_input, &value);
558 mutex_unlock(&st->lock);
559
560 if (value > max)
561 max = value;
562 }
563
564 /*non-existent sensor or not ready*/
565 if (max == 0)
566 return -EAGAIN;
567
568 *temp = (int)max;
569
570 dev_dbg(st->dev, "%s, sensor read %d\n", __func__, *temp);
571
572 return 0;
573 }
574
> 575 static const struct thermal_zone_of_device_ops hdd_sensor_ops = {
> 576 .get_temp = hdd_read_temp,
577 };
578
579 static const struct of_device_id hdd_of_match[] = {
580 {
581 .compatible = "drivetemp,hdd-sensors",
582 },
583 {},
584 };
585 MODULE_DEVICE_TABLE(of, hdd_of_match);
586 #endif
587
588 static const struct hwmon_ops drivetemp_ops = {
589 .is_visible = drivetemp_is_visible,
590 .read = drivetemp_read,
591 };
592
593 static const struct hwmon_chip_info drivetemp_chip_info = {
594 .ops = &drivetemp_ops,
595 .info = drivetemp_info,
596 };
597
598 /*
599 * The device argument points to sdev->sdev_dev. Its parent is
600 * sdev->sdev_gendev, which we can use to get the scsi_device pointer.
601 */
602 static int drivetemp_add(struct device *dev, struct class_interface *intf)
603 {
604 struct scsi_device *sdev = to_scsi_device(dev->parent);
605 struct drivetemp_data *st;
606 int err;
607 struct ata_port *ap;
608
609 st = kzalloc(sizeof(*st), GFP_KERNEL);
610 if (!st)
611 return -ENOMEM;
612
613 ap = ata_shost_to_port(sdev->host);
614
615 snprintf(st->drivename, MAX_NAME_LEN, "drivetemp_port%d", ap->port_no);
616
617 st->sdev = sdev;
618 st->dev = dev;
619 mutex_init(&st->lock);
620
621 if (drivetemp_identify(st)) {
622 err = -ENODEV;
623 goto abort;
624 }
625
626 st->hwdev = hwmon_device_register_with_info(
627 dev->parent, st->drivename, st, &drivetemp_chip_info, NULL);
628
629 if (IS_ERR(st->hwdev)) {
630 err = PTR_ERR(st->hwdev);
631 goto abort;
632 }
633
634 list_add(&st->list, &drivetemp_devlist);
635 return 0;
636
637 abort:
638 kfree(st);
639 return err;
640 }
641
642 static void drivetemp_remove(struct device *dev, struct class_interface *intf)
643 {
644 struct drivetemp_data *st, *tmp;
645
646 list_for_each_entry_safe(st, tmp, &drivetemp_devlist, list) {
647 if (st->dev == dev) {
648 list_del(&st->list);
649 hwmon_device_unregister(st->hwdev);
650 kfree(st);
651 break;
652 }
653 }
654 }
655
656 static struct class_interface drivetemp_interface = {
657 .add_dev = drivetemp_add,
658 .remove_dev = drivetemp_remove,
659 };
660
661 #if IS_ENABLED(CONFIG_THERMAL_OF)
662 static int hdd_hwmon_probe(struct platform_device *pdev)
663 {
664 if (list_empty(&drivetemp_devlist))
665 return -EPROBE_DEFER;
666
667 if (!tz)
> 668 devm_thermal_zone_of_sensor_register(
669 &pdev->dev, 0, &drivetemp_devlist, &hdd_sensor_ops);
670
671 return 0;
672 }
673
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests
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