Re: [PATCH -next] scsi: ufs: fix build warning without CONFIG_PM

From: kernel test robot
Date: Wed Jun 16 2021 - 12:53:18 EST


Hi YueHaibing,

Thank you for the patch! Yet something to improve:

[auto build test ERROR on next-20210615]

url: https://github.com/0day-ci/linux/commits/YueHaibing/scsi-ufs-fix-build-warning-without-CONFIG_PM/20210616-183217
base: 19ae1f2bd9c091059f80646604ccef8a1e614f57
config: arc-allyesconfig (attached as .config)
compiler: arceb-elf-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
# https://github.com/0day-ci/linux/commit/6874b79b80a6d8905fe434342e4233b23c3b2104
git remote add linux-review https://github.com/0day-ci/linux
git fetch --no-tags linux-review YueHaibing/scsi-ufs-fix-build-warning-without-CONFIG_PM/20210616-183217
git checkout 6874b79b80a6d8905fe434342e4233b23c3b2104
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=arc

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@xxxxxxxxx>

All errors (new ones prefixed by >>):

In file included from include/linux/device.h:25,
from include/linux/async.h:14,
from drivers/scsi/ufs/ufshcd.c:12:
>> drivers/scsi/ufs/ufshcd.c:9728:21: error: 'ufshcd_wl_runtime_suspend' undeclared here (not in a function); did you mean 'ufshcd_runtime_suspend'?
9728 | SET_RUNTIME_PM_OPS(ufshcd_wl_runtime_suspend, ufshcd_wl_runtime_resume, NULL)
| ^~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/pm.h:341:21: note: in definition of macro 'SET_RUNTIME_PM_OPS'
341 | .runtime_suspend = suspend_fn, \
| ^~~~~~~~~~
>> drivers/scsi/ufs/ufshcd.c:9728:48: error: 'ufshcd_wl_runtime_resume' undeclared here (not in a function); did you mean 'ufshcd_runtime_resume'?
9728 | SET_RUNTIME_PM_OPS(ufshcd_wl_runtime_suspend, ufshcd_wl_runtime_resume, NULL)
| ^~~~~~~~~~~~~~~~~~~~~~~~
include/linux/pm.h:342:20: note: in definition of macro 'SET_RUNTIME_PM_OPS'
342 | .runtime_resume = resume_fn, \
| ^~~~~~~~~
>> drivers/scsi/ufs/ufshcd.c:9781:27: error: 'ufshcd_rpmb_resume' undeclared here (not in a function); did you mean 'ufshcd_vops_resume'?
9781 | SET_RUNTIME_PM_OPS(NULL, ufshcd_rpmb_resume, NULL)
| ^~~~~~~~~~~~~~~~~~
include/linux/pm.h:342:20: note: in definition of macro 'SET_RUNTIME_PM_OPS'
342 | .runtime_resume = resume_fn, \
| ^~~~~~~~~
In file included from include/linux/perf_event.h:25,
from include/linux/trace_events.h:10,
from include/trace/trace_events.h:21,
from include/trace/define_trace.h:102,
from include/trace/events/ufs.h:396,
from drivers/scsi/ufs/ufshcd.c:31:
arch/arc/include/asm/perf_event.h:126:23: warning: 'arc_pmu_cache_map' defined but not used [-Wunused-const-variable=]
126 | static const unsigned arc_pmu_cache_map[C(MAX)][C(OP_MAX)][C(RESULT_MAX)] = {
| ^~~~~~~~~~~~~~~~~
arch/arc/include/asm/perf_event.h:91:27: warning: 'arc_pmu_ev_hw_map' defined but not used [-Wunused-const-variable=]
91 | static const char * const arc_pmu_ev_hw_map[] = {
| ^~~~~~~~~~~~~~~~~


vim +9728 drivers/scsi/ufs/ufshcd.c

b294ff3e34490f Asutosh Das 2021-04-23 9718
b294ff3e34490f Asutosh Das 2021-04-23 9719 static const struct dev_pm_ops ufshcd_wl_pm_ops = {
b294ff3e34490f Asutosh Das 2021-04-23 9720 #ifdef CONFIG_PM_SLEEP
b294ff3e34490f Asutosh Das 2021-04-23 9721 .suspend = ufshcd_wl_suspend,
b294ff3e34490f Asutosh Das 2021-04-23 9722 .resume = ufshcd_wl_resume,
b294ff3e34490f Asutosh Das 2021-04-23 9723 .freeze = ufshcd_wl_suspend,
b294ff3e34490f Asutosh Das 2021-04-23 9724 .thaw = ufshcd_wl_resume,
b294ff3e34490f Asutosh Das 2021-04-23 9725 .poweroff = ufshcd_wl_poweroff,
b294ff3e34490f Asutosh Das 2021-04-23 9726 .restore = ufshcd_wl_resume,
b294ff3e34490f Asutosh Das 2021-04-23 9727 #endif
b294ff3e34490f Asutosh Das 2021-04-23 @9728 SET_RUNTIME_PM_OPS(ufshcd_wl_runtime_suspend, ufshcd_wl_runtime_resume, NULL)
b294ff3e34490f Asutosh Das 2021-04-23 9729 };
b294ff3e34490f Asutosh Das 2021-04-23 9730
b294ff3e34490f Asutosh Das 2021-04-23 9731 /*
b294ff3e34490f Asutosh Das 2021-04-23 9732 * ufs_dev_wlun_template - describes ufs device wlun
b294ff3e34490f Asutosh Das 2021-04-23 9733 * ufs-device wlun - used to send pm commands
b294ff3e34490f Asutosh Das 2021-04-23 9734 * All luns are consumers of ufs-device wlun.
b294ff3e34490f Asutosh Das 2021-04-23 9735 *
b294ff3e34490f Asutosh Das 2021-04-23 9736 * Currently, no sd driver is present for wluns.
b294ff3e34490f Asutosh Das 2021-04-23 9737 * Hence the no specific pm operations are performed.
b294ff3e34490f Asutosh Das 2021-04-23 9738 * With ufs design, SSU should be sent to ufs-device wlun.
b294ff3e34490f Asutosh Das 2021-04-23 9739 * Hence register a scsi driver for ufs wluns only.
b294ff3e34490f Asutosh Das 2021-04-23 9740 */
b294ff3e34490f Asutosh Das 2021-04-23 9741 static struct scsi_driver ufs_dev_wlun_template = {
b294ff3e34490f Asutosh Das 2021-04-23 9742 .gendrv = {
b294ff3e34490f Asutosh Das 2021-04-23 9743 .name = "ufs_device_wlun",
b294ff3e34490f Asutosh Das 2021-04-23 9744 .owner = THIS_MODULE,
b294ff3e34490f Asutosh Das 2021-04-23 9745 .probe = ufshcd_wl_probe,
b294ff3e34490f Asutosh Das 2021-04-23 9746 .remove = ufshcd_wl_remove,
b294ff3e34490f Asutosh Das 2021-04-23 9747 .pm = &ufshcd_wl_pm_ops,
b294ff3e34490f Asutosh Das 2021-04-23 9748 .shutdown = ufshcd_wl_shutdown,
b294ff3e34490f Asutosh Das 2021-04-23 9749 },
b294ff3e34490f Asutosh Das 2021-04-23 9750 };
b294ff3e34490f Asutosh Das 2021-04-23 9751
b294ff3e34490f Asutosh Das 2021-04-23 9752 static int ufshcd_rpmb_probe(struct device *dev)
b294ff3e34490f Asutosh Das 2021-04-23 9753 {
b294ff3e34490f Asutosh Das 2021-04-23 9754 return is_rpmb_wlun(to_scsi_device(dev)) ? 0 : -ENODEV;
b294ff3e34490f Asutosh Das 2021-04-23 9755 }
b294ff3e34490f Asutosh Das 2021-04-23 9756
b294ff3e34490f Asutosh Das 2021-04-23 9757 static inline int ufshcd_clear_rpmb_uac(struct ufs_hba *hba)
b294ff3e34490f Asutosh Das 2021-04-23 9758 {
b294ff3e34490f Asutosh Das 2021-04-23 9759 int ret = 0;
b294ff3e34490f Asutosh Das 2021-04-23 9760
b294ff3e34490f Asutosh Das 2021-04-23 9761 if (!hba->wlun_rpmb_clr_ua)
b294ff3e34490f Asutosh Das 2021-04-23 9762 return 0;
b294ff3e34490f Asutosh Das 2021-04-23 9763 ret = ufshcd_clear_ua_wlun(hba, UFS_UPIU_RPMB_WLUN);
b294ff3e34490f Asutosh Das 2021-04-23 9764 if (!ret)
b294ff3e34490f Asutosh Das 2021-04-23 9765 hba->wlun_rpmb_clr_ua = 0;
b294ff3e34490f Asutosh Das 2021-04-23 9766 return ret;
b294ff3e34490f Asutosh Das 2021-04-23 9767 }
b294ff3e34490f Asutosh Das 2021-04-23 9768
6874b79b80a6d8 YueHaibing 2021-06-11 9769 #ifdef CONFIG_PM_SLEEP
b294ff3e34490f Asutosh Das 2021-04-23 9770 static int ufshcd_rpmb_resume(struct device *dev)
b294ff3e34490f Asutosh Das 2021-04-23 9771 {
b294ff3e34490f Asutosh Das 2021-04-23 9772 struct ufs_hba *hba = wlun_dev_to_hba(dev);
b294ff3e34490f Asutosh Das 2021-04-23 9773
b294ff3e34490f Asutosh Das 2021-04-23 9774 if (hba->sdev_rpmb)
b294ff3e34490f Asutosh Das 2021-04-23 9775 ufshcd_clear_rpmb_uac(hba);
b294ff3e34490f Asutosh Das 2021-04-23 9776 return 0;
b294ff3e34490f Asutosh Das 2021-04-23 9777 }
6874b79b80a6d8 YueHaibing 2021-06-11 9778 #endif
b294ff3e34490f Asutosh Das 2021-04-23 9779
b294ff3e34490f Asutosh Das 2021-04-23 9780 static const struct dev_pm_ops ufs_rpmb_pm_ops = {
b294ff3e34490f Asutosh Das 2021-04-23 @9781 SET_RUNTIME_PM_OPS(NULL, ufshcd_rpmb_resume, NULL)
b294ff3e34490f Asutosh Das 2021-04-23 9782 SET_SYSTEM_SLEEP_PM_OPS(NULL, ufshcd_rpmb_resume)
b294ff3e34490f Asutosh Das 2021-04-23 9783 };
b294ff3e34490f Asutosh Das 2021-04-23 9784

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx

Attachment: .config.gz
Description: application/gzip