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Date: Fri, 15 Apr 2022 17:35:15 +0800
From: kernel test robot <lkp@...el.com>
To: Chanwoo Choi <cw00.choi@...sung.com>
Cc: kbuild-all@...ts.01.org, linux-kernel@...r.kernel.org
Subject: [chanwoo:devfreq-testing 5/5] drivers/devfreq/devfreq.c:937:9:
error: 'ret' undeclared; did you mean 'net'?
tree: https://git.kernel.org/pub/scm/linux/kernel/git/chanwoo/linux.git devfreq-testing
head: c758fc873c71a3466266f84a9bd8ccbebb0e7d68
commit: c758fc873c71a3466266f84a9bd8ccbebb0e7d68 [5/5] PM / devfreq: Add devfreq_set_governor_data
config: alpha-randconfig-r003-20220414 (https://download.01.org/0day-ci/archive/20220415/202204151740.xkrgdq9a-lkp@intel.com/config)
compiler: alpha-linux-gcc (GCC) 11.2.0
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://git.kernel.org/pub/scm/linux/kernel/git/chanwoo/linux.git/commit/?id=c758fc873c71a3466266f84a9bd8ccbebb0e7d68
git remote add chanwoo https://git.kernel.org/pub/scm/linux/kernel/git/chanwoo/linux.git
git fetch --no-tags chanwoo devfreq-testing
git checkout c758fc873c71a3466266f84a9bd8ccbebb0e7d68
# save the config file to linux build tree
mkdir build_dir
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross O=build_dir ARCH=alpha SHELL=/bin/bash drivers/devfreq/ fs/btrfs/
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@...el.com>
All error/warnings (new ones prefixed by >>):
In file included from drivers/devfreq/devfreq.c:31:
drivers/devfreq/governor.h:64:38: warning: initialized field overwritten [-Woverride-init]
64 | [DEVFREQ_GOV_USERSPACE_ID] = {
| ^
drivers/devfreq/governor.h:64:38: note: (near initialization for 'governor_info[3]')
drivers/devfreq/devfreq.c: In function 'devfreq_add_device':
>> drivers/devfreq/devfreq.c:937:9: error: 'ret' undeclared (first use in this function); did you mean 'net'?
937 | ret = devfreq_set_governor_data(devfreq, governor_name, data)
| ^~~
| net
drivers/devfreq/devfreq.c:937:9: note: each undeclared identifier is reported only once for each function it appears in
>> drivers/devfreq/devfreq.c:937:70: error: expected ';' before 'if'
937 | ret = devfreq_set_governor_data(devfreq, governor_name, data)
| ^
| ;
938 | if (ret < 0) {
| ~~
drivers/devfreq/devfreq.c: In function 'devfreq_set_governor_data':
>> drivers/devfreq/devfreq.c:1441:16: error: invalid storage class for function 'name_show'
1441 | static ssize_t name_show(struct device *dev,
| ^~~~~~~~~
>> drivers/devfreq/devfreq.c:1441:1: warning: ISO C90 forbids mixed declarations and code [-Wdeclaration-after-statement]
1441 | static ssize_t name_show(struct device *dev,
| ^~~~~~
In file included from include/linux/kobject.h:20,
from include/linux/energy_model.h:7,
from include/linux/device.h:16,
from include/linux/devfreq.h:13,
from include/linux/devfreq_cooling.h:13,
from drivers/devfreq/devfreq.c:14:
>> drivers/devfreq/devfreq.c:1447:23: error: initializer element is not constant
1447 | static DEVICE_ATTR_RO(name);
| ^~~~
include/linux/sysfs.h:117:19: note: in definition of macro '__ATTR_RO'
117 | .show = _name##_show, \
| ^~~~~
drivers/devfreq/devfreq.c:1447:8: note: in expansion of macro 'DEVICE_ATTR_RO'
1447 | static DEVICE_ATTR_RO(name);
| ^~~~~~~~~~~~~~
drivers/devfreq/devfreq.c:1447:23: note: (near initialization for 'dev_attr_name.show')
1447 | static DEVICE_ATTR_RO(name);
| ^~~~
include/linux/sysfs.h:117:19: note: in definition of macro '__ATTR_RO'
117 | .show = _name##_show, \
| ^~~~~
drivers/devfreq/devfreq.c:1447:8: note: in expansion of macro 'DEVICE_ATTR_RO'
1447 | static DEVICE_ATTR_RO(name);
| ^~~~~~~~~~~~~~
>> drivers/devfreq/devfreq.c:1449:16: error: invalid storage class for function 'governor_show'
1449 | static ssize_t governor_show(struct device *dev,
| ^~~~~~~~~~~~~
>> drivers/devfreq/devfreq.c:1460:16: error: invalid storage class for function 'governor_store'
1460 | static ssize_t governor_store(struct device *dev, struct device_attribute *attr,
| ^~~~~~~~~~~~~~
In file included from include/linux/kobject.h:20,
from include/linux/energy_model.h:7,
from include/linux/device.h:16,
from include/linux/devfreq.h:13,
from include/linux/devfreq_cooling.h:13,
from drivers/devfreq/devfreq.c:14:
drivers/devfreq/devfreq.c:1538:23: error: initializer element is not constant
1538 | static DEVICE_ATTR_RW(governor);
| ^~~~~~~~
include/linux/sysfs.h:104:19: note: in definition of macro '__ATTR'
104 | .show = _show, \
| ^~~~~
include/linux/device.h:132:52: note: in expansion of macro '__ATTR_RW'
132 | struct device_attribute dev_attr_##_name = __ATTR_RW(_name)
| ^~~~~~~~~
drivers/devfreq/devfreq.c:1538:8: note: in expansion of macro 'DEVICE_ATTR_RW'
1538 | static DEVICE_ATTR_RW(governor);
| ^~~~~~~~~~~~~~
drivers/devfreq/devfreq.c:1538:23: note: (near initialization for 'dev_attr_governor.show')
1538 | static DEVICE_ATTR_RW(governor);
| ^~~~~~~~
include/linux/sysfs.h:104:19: note: in definition of macro '__ATTR'
104 | .show = _show, \
| ^~~~~
include/linux/device.h:132:52: note: in expansion of macro '__ATTR_RW'
132 | struct device_attribute dev_attr_##_name = __ATTR_RW(_name)
| ^~~~~~~~~
drivers/devfreq/devfreq.c:1538:8: note: in expansion of macro 'DEVICE_ATTR_RW'
1538 | static DEVICE_ATTR_RW(governor);
| ^~~~~~~~~~~~~~
drivers/devfreq/devfreq.c:1538:23: error: initializer element is not constant
1538 | static DEVICE_ATTR_RW(governor);
| ^~~~~~~~
include/linux/sysfs.h:105:19: note: in definition of macro '__ATTR'
105 | .store = _store, \
| ^~~~~~
include/linux/device.h:132:52: note: in expansion of macro '__ATTR_RW'
132 | struct device_attribute dev_attr_##_name = __ATTR_RW(_name)
| ^~~~~~~~~
drivers/devfreq/devfreq.c:1538:8: note: in expansion of macro 'DEVICE_ATTR_RW'
1538 | static DEVICE_ATTR_RW(governor);
| ^~~~~~~~~~~~~~
drivers/devfreq/devfreq.c:1538:23: note: (near initialization for 'dev_attr_governor.store')
1538 | static DEVICE_ATTR_RW(governor);
| ^~~~~~~~
include/linux/sysfs.h:105:19: note: in definition of macro '__ATTR'
105 | .store = _store, \
| ^~~~~~
include/linux/device.h:132:52: note: in expansion of macro '__ATTR_RW'
132 | struct device_attribute dev_attr_##_name = __ATTR_RW(_name)
| ^~~~~~~~~
drivers/devfreq/devfreq.c:1538:8: note: in expansion of macro 'DEVICE_ATTR_RW'
1538 | static DEVICE_ATTR_RW(governor);
| ^~~~~~~~~~~~~~
>> drivers/devfreq/devfreq.c:1540:16: error: invalid storage class for function 'available_governors_show'
1540 | static ssize_t available_governors_show(struct device *d,
| ^~~~~~~~~~~~~~~~~~~~~~~~
In file included from include/linux/kobject.h:20,
from include/linux/energy_model.h:7,
from include/linux/device.h:16,
from include/linux/devfreq.h:13,
from include/linux/devfreq_cooling.h:13,
from drivers/devfreq/devfreq.c:14:
drivers/devfreq/devfreq.c:1584:23: error: initializer element is not constant
1584 | static DEVICE_ATTR_RO(available_governors);
| ^~~~~~~~~~~~~~~~~~~
include/linux/sysfs.h:117:19: note: in definition of macro '__ATTR_RO'
117 | .show = _name##_show, \
| ^~~~~
drivers/devfreq/devfreq.c:1584:8: note: in expansion of macro 'DEVICE_ATTR_RO'
1584 | static DEVICE_ATTR_RO(available_governors);
| ^~~~~~~~~~~~~~
drivers/devfreq/devfreq.c:1584:23: note: (near initialization for 'dev_attr_available_governors.show')
1584 | static DEVICE_ATTR_RO(available_governors);
| ^~~~~~~~~~~~~~~~~~~
include/linux/sysfs.h:117:19: note: in definition of macro '__ATTR_RO'
117 | .show = _name##_show, \
| ^~~~~
drivers/devfreq/devfreq.c:1584:8: note: in expansion of macro 'DEVICE_ATTR_RO'
1584 | static DEVICE_ATTR_RO(available_governors);
| ^~~~~~~~~~~~~~
>> drivers/devfreq/devfreq.c:1586:16: error: invalid storage class for function 'cur_freq_show'
1586 | static ssize_t cur_freq_show(struct device *dev, struct device_attribute *attr,
| ^~~~~~~~~~~~~
In file included from include/linux/kobject.h:20,
from include/linux/energy_model.h:7,
from include/linux/device.h:16,
from include/linux/devfreq.h:13,
from include/linux/devfreq_cooling.h:13,
from drivers/devfreq/devfreq.c:14:
drivers/devfreq/devfreq.c:1601:23: error: initializer element is not constant
1601 | static DEVICE_ATTR_RO(cur_freq);
| ^~~~~~~~
include/linux/sysfs.h:117:19: note: in definition of macro '__ATTR_RO'
117 | .show = _name##_show, \
| ^~~~~
drivers/devfreq/devfreq.c:1601:8: note: in expansion of macro 'DEVICE_ATTR_RO'
1601 | static DEVICE_ATTR_RO(cur_freq);
| ^~~~~~~~~~~~~~
drivers/devfreq/devfreq.c:1601:23: note: (near initialization for 'dev_attr_cur_freq.show')
1601 | static DEVICE_ATTR_RO(cur_freq);
| ^~~~~~~~
include/linux/sysfs.h:117:19: note: in definition of macro '__ATTR_RO'
117 | .show = _name##_show, \
| ^~~~~
drivers/devfreq/devfreq.c:1601:8: note: in expansion of macro 'DEVICE_ATTR_RO'
1601 | static DEVICE_ATTR_RO(cur_freq);
| ^~~~~~~~~~~~~~
>> drivers/devfreq/devfreq.c:1603:16: error: invalid storage class for function 'target_freq_show'
1603 | static ssize_t target_freq_show(struct device *dev,
| ^~~~~~~~~~~~~~~~
In file included from include/linux/kobject.h:20,
from include/linux/energy_model.h:7,
from include/linux/device.h:16,
from include/linux/devfreq.h:13,
from include/linux/devfreq_cooling.h:13,
from drivers/devfreq/devfreq.c:14:
drivers/devfreq/devfreq.c:1610:23: error: initializer element is not constant
1610 | static DEVICE_ATTR_RO(target_freq);
| ^~~~~~~~~~~
include/linux/sysfs.h:117:19: note: in definition of macro '__ATTR_RO'
117 | .show = _name##_show, \
| ^~~~~
drivers/devfreq/devfreq.c:1610:8: note: in expansion of macro 'DEVICE_ATTR_RO'
1610 | static DEVICE_ATTR_RO(target_freq);
| ^~~~~~~~~~~~~~
drivers/devfreq/devfreq.c:1610:23: note: (near initialization for 'dev_attr_target_freq.show')
1610 | static DEVICE_ATTR_RO(target_freq);
| ^~~~~~~~~~~
include/linux/sysfs.h:117:19: note: in definition of macro '__ATTR_RO'
117 | .show = _name##_show, \
| ^~~~~
drivers/devfreq/devfreq.c:1610:8: note: in expansion of macro 'DEVICE_ATTR_RO'
1610 | static DEVICE_ATTR_RO(target_freq);
| ^~~~~~~~~~~~~~
>> drivers/devfreq/devfreq.c:1612:16: error: invalid storage class for function 'min_freq_store'
1612 | static ssize_t min_freq_store(struct device *dev, struct device_attribute *attr,
| ^~~~~~~~~~~~~~
>> drivers/devfreq/devfreq.c:1639:16: error: invalid storage class for function 'min_freq_show'
1639 | static ssize_t min_freq_show(struct device *dev, struct device_attribute *attr,
| ^~~~~~~~~~~~~
In file included from include/linux/kobject.h:20,
from include/linux/energy_model.h:7,
from include/linux/device.h:16,
from include/linux/devfreq.h:13,
from include/linux/devfreq_cooling.h:13,
from drivers/devfreq/devfreq.c:14:
drivers/devfreq/devfreq.c:1651:23: error: initializer element is not constant
1651 | static DEVICE_ATTR_RW(min_freq);
| ^~~~~~~~
include/linux/sysfs.h:104:19: note: in definition of macro '__ATTR'
104 | .show = _show, \
| ^~~~~
include/linux/device.h:132:52: note: in expansion of macro '__ATTR_RW'
132 | struct device_attribute dev_attr_##_name = __ATTR_RW(_name)
| ^~~~~~~~~
drivers/devfreq/devfreq.c:1651:8: note: in expansion of macro 'DEVICE_ATTR_RW'
1651 | static DEVICE_ATTR_RW(min_freq);
| ^~~~~~~~~~~~~~
drivers/devfreq/devfreq.c:1651:23: note: (near initialization for 'dev_attr_min_freq.show')
1651 | static DEVICE_ATTR_RW(min_freq);
| ^~~~~~~~
include/linux/sysfs.h:104:19: note: in definition of macro '__ATTR'
104 | .show = _show, \
| ^~~~~
include/linux/device.h:132:52: note: in expansion of macro '__ATTR_RW'
132 | struct device_attribute dev_attr_##_name = __ATTR_RW(_name)
| ^~~~~~~~~
drivers/devfreq/devfreq.c:1651:8: note: in expansion of macro 'DEVICE_ATTR_RW'
1651 | static DEVICE_ATTR_RW(min_freq);
| ^~~~~~~~~~~~~~
drivers/devfreq/devfreq.c:1651:23: error: initializer element is not constant
1651 | static DEVICE_ATTR_RW(min_freq);
| ^~~~~~~~
include/linux/sysfs.h:105:19: note: in definition of macro '__ATTR'
105 | .store = _store, \
| ^~~~~~
include/linux/device.h:132:52: note: in expansion of macro '__ATTR_RW'
132 | struct device_attribute dev_attr_##_name = __ATTR_RW(_name)
| ^~~~~~~~~
drivers/devfreq/devfreq.c:1651:8: note: in expansion of macro 'DEVICE_ATTR_RW'
1651 | static DEVICE_ATTR_RW(min_freq);
| ^~~~~~~~~~~~~~
drivers/devfreq/devfreq.c:1651:23: note: (near initialization for 'dev_attr_min_freq.store')
1651 | static DEVICE_ATTR_RW(min_freq);
| ^~~~~~~~
include/linux/sysfs.h:105:19: note: in definition of macro '__ATTR'
105 | .store = _store, \
| ^~~~~~
include/linux/device.h:132:52: note: in expansion of macro '__ATTR_RW'
132 | struct device_attribute dev_attr_##_name = __ATTR_RW(_name)
| ^~~~~~~~~
drivers/devfreq/devfreq.c:1651:8: note: in expansion of macro 'DEVICE_ATTR_RW'
1651 | static DEVICE_ATTR_RW(min_freq);
| ^~~~~~~~~~~~~~
>> drivers/devfreq/devfreq.c:1653:16: error: invalid storage class for function 'max_freq_store'
1653 | static ssize_t max_freq_store(struct device *dev, struct device_attribute *attr,
| ^~~~~~~~~~~~~~
>> drivers/devfreq/devfreq.c:1693:16: error: invalid storage class for function 'max_freq_show'
1693 | static ssize_t max_freq_show(struct device *dev, struct device_attribute *attr,
| ^~~~~~~~~~~~~
In file included from include/linux/kobject.h:20,
from include/linux/energy_model.h:7,
from include/linux/device.h:16,
from include/linux/devfreq.h:13,
from include/linux/devfreq_cooling.h:13,
from drivers/devfreq/devfreq.c:14:
drivers/devfreq/devfreq.c:1705:23: error: initializer element is not constant
1705 | static DEVICE_ATTR_RW(max_freq);
| ^~~~~~~~
include/linux/sysfs.h:104:19: note: in definition of macro '__ATTR'
104 | .show = _show, \
| ^~~~~
include/linux/device.h:132:52: note: in expansion of macro '__ATTR_RW'
132 | struct device_attribute dev_attr_##_name = __ATTR_RW(_name)
| ^~~~~~~~~
drivers/devfreq/devfreq.c:1705:8: note: in expansion of macro 'DEVICE_ATTR_RW'
1705 | static DEVICE_ATTR_RW(max_freq);
| ^~~~~~~~~~~~~~
drivers/devfreq/devfreq.c:1705:23: note: (near initialization for 'dev_attr_max_freq.show')
1705 | static DEVICE_ATTR_RW(max_freq);
| ^~~~~~~~
include/linux/sysfs.h:104:19: note: in definition of macro '__ATTR'
104 | .show = _show, \
| ^~~~~
include/linux/device.h:132:52: note: in expansion of macro '__ATTR_RW'
132 | struct device_attribute dev_attr_##_name = __ATTR_RW(_name)
| ^~~~~~~~~
drivers/devfreq/devfreq.c:1705:8: note: in expansion of macro 'DEVICE_ATTR_RW'
1705 | static DEVICE_ATTR_RW(max_freq);
| ^~~~~~~~~~~~~~
drivers/devfreq/devfreq.c:1705:23: error: initializer element is not constant
1705 | static DEVICE_ATTR_RW(max_freq);
| ^~~~~~~~
include/linux/sysfs.h:105:19: note: in definition of macro '__ATTR'
105 | .store = _store, \
| ^~~~~~
include/linux/device.h:132:52: note: in expansion of macro '__ATTR_RW'
132 | struct device_attribute dev_attr_##_name = __ATTR_RW(_name)
| ^~~~~~~~~
drivers/devfreq/devfreq.c:1705:8: note: in expansion of macro 'DEVICE_ATTR_RW'
1705 | static DEVICE_ATTR_RW(max_freq);
| ^~~~~~~~~~~~~~
drivers/devfreq/devfreq.c:1705:23: note: (near initialization for 'dev_attr_max_freq.store')
1705 | static DEVICE_ATTR_RW(max_freq);
| ^~~~~~~~
include/linux/sysfs.h:105:19: note: in definition of macro '__ATTR'
105 | .store = _store, \
| ^~~~~~
include/linux/device.h:132:52: note: in expansion of macro '__ATTR_RW'
132 | struct device_attribute dev_attr_##_name = __ATTR_RW(_name)
| ^~~~~~~~~
drivers/devfreq/devfreq.c:1705:8: note: in expansion of macro 'DEVICE_ATTR_RW'
1705 | static DEVICE_ATTR_RW(max_freq);
| ^~~~~~~~~~~~~~
>> drivers/devfreq/devfreq.c:1707:16: error: invalid storage class for function 'available_frequencies_show'
1707 | static ssize_t available_frequencies_show(struct device *d,
| ^~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from include/linux/kobject.h:20,
from include/linux/energy_model.h:7,
from include/linux/device.h:16,
from include/linux/devfreq.h:13,
from include/linux/devfreq_cooling.h:13,
from drivers/devfreq/devfreq.c:14:
drivers/devfreq/devfreq.c:1733:23: error: initializer element is not constant
1733 | static DEVICE_ATTR_RO(available_frequencies);
| ^~~~~~~~~~~~~~~~~~~~~
include/linux/sysfs.h:117:19: note: in definition of macro '__ATTR_RO'
117 | .show = _name##_show, \
| ^~~~~
drivers/devfreq/devfreq.c:1733:8: note: in expansion of macro 'DEVICE_ATTR_RO'
1733 | static DEVICE_ATTR_RO(available_frequencies);
| ^~~~~~~~~~~~~~
drivers/devfreq/devfreq.c:1733:23: note: (near initialization for 'dev_attr_available_frequencies.show')
1733 | static DEVICE_ATTR_RO(available_frequencies);
| ^~~~~~~~~~~~~~~~~~~~~
include/linux/sysfs.h:117:19: note: in definition of macro '__ATTR_RO'
117 | .show = _name##_show, \
| ^~~~~
drivers/devfreq/devfreq.c:1733:8: note: in expansion of macro 'DEVICE_ATTR_RO'
1733 | static DEVICE_ATTR_RO(available_frequencies);
| ^~~~~~~~~~~~~~
>> drivers/devfreq/devfreq.c:1735:16: error: invalid storage class for function 'trans_stat_show'
1735 | static ssize_t trans_stat_show(struct device *dev,
| ^~~~~~~~~~~~~~~
>> drivers/devfreq/devfreq.c:1788:16: error: invalid storage class for function 'trans_stat_store'
1788 | static ssize_t trans_stat_store(struct device *dev,
| ^~~~~~~~~~~~~~~~
In file included from include/linux/kobject.h:20,
from include/linux/energy_model.h:7,
from include/linux/device.h:16,
from include/linux/devfreq.h:13,
from include/linux/devfreq_cooling.h:13,
from drivers/devfreq/devfreq.c:14:
drivers/devfreq/devfreq.c:1817:23: error: initializer element is not constant
1817 | static DEVICE_ATTR_RW(trans_stat);
| ^~~~~~~~~~
include/linux/sysfs.h:104:19: note: in definition of macro '__ATTR'
104 | .show = _show, \
| ^~~~~
include/linux/device.h:132:52: note: in expansion of macro '__ATTR_RW'
132 | struct device_attribute dev_attr_##_name = __ATTR_RW(_name)
| ^~~~~~~~~
drivers/devfreq/devfreq.c:1817:8: note: in expansion of macro 'DEVICE_ATTR_RW'
1817 | static DEVICE_ATTR_RW(trans_stat);
| ^~~~~~~~~~~~~~
drivers/devfreq/devfreq.c:1817:23: note: (near initialization for 'dev_attr_trans_stat.show')
1817 | static DEVICE_ATTR_RW(trans_stat);
| ^~~~~~~~~~
include/linux/sysfs.h:104:19: note: in definition of macro '__ATTR'
104 | .show = _show, \
| ^~~~~
include/linux/device.h:132:52: note: in expansion of macro '__ATTR_RW'
132 | struct device_attribute dev_attr_##_name = __ATTR_RW(_name)
| ^~~~~~~~~
drivers/devfreq/devfreq.c:1817:8: note: in expansion of macro 'DEVICE_ATTR_RW'
1817 | static DEVICE_ATTR_RW(trans_stat);
| ^~~~~~~~~~~~~~
drivers/devfreq/devfreq.c:1817:23: error: initializer element is not constant
1817 | static DEVICE_ATTR_RW(trans_stat);
| ^~~~~~~~~~
include/linux/sysfs.h:105:19: note: in definition of macro '__ATTR'
105 | .store = _store, \
| ^~~~~~
include/linux/device.h:132:52: note: in expansion of macro '__ATTR_RW'
132 | struct device_attribute dev_attr_##_name = __ATTR_RW(_name)
| ^~~~~~~~~
drivers/devfreq/devfreq.c:1817:8: note: in expansion of macro 'DEVICE_ATTR_RW'
1817 | static DEVICE_ATTR_RW(trans_stat);
| ^~~~~~~~~~~~~~
drivers/devfreq/devfreq.c:1817:23: note: (near initialization for 'dev_attr_trans_stat.store')
1817 | static DEVICE_ATTR_RW(trans_stat);
| ^~~~~~~~~~
include/linux/sysfs.h:105:19: note: in definition of macro '__ATTR'
105 | .store = _store, \
| ^~~~~~
include/linux/device.h:132:52: note: in expansion of macro '__ATTR_RW'
132 | struct device_attribute dev_attr_##_name = __ATTR_RW(_name)
| ^~~~~~~~~
drivers/devfreq/devfreq.c:1817:8: note: in expansion of macro 'DEVICE_ATTR_RW'
1817 | static DEVICE_ATTR_RW(trans_stat);
| ^~~~~~~~~~~~~~
>> drivers/devfreq/devfreq.c:1833:16: error: invalid storage class for function 'polling_interval_show'
1833 | static ssize_t polling_interval_show(struct device *dev,
| ^~~~~~~~~~~~~~~~~~~~~
>> drivers/devfreq/devfreq.c:1844:16: error: invalid storage class for function 'polling_interval_store'
1844 | static ssize_t polling_interval_store(struct device *dev,
| ^~~~~~~~~~~~~~~~~~~~~~
In file included from include/linux/kobject.h:20,
from include/linux/energy_model.h:7,
from include/linux/device.h:16,
from include/linux/devfreq.h:13,
from include/linux/devfreq_cooling.h:13,
from drivers/devfreq/devfreq.c:14:
drivers/devfreq/devfreq.c:1864:23: error: initializer element is not constant
1864 | static DEVICE_ATTR_RW(polling_interval);
| ^~~~~~~~~~~~~~~~
include/linux/sysfs.h:104:19: note: in definition of macro '__ATTR'
104 | .show = _show, \
| ^~~~~
include/linux/device.h:132:52: note: in expansion of macro '__ATTR_RW'
132 | struct device_attribute dev_attr_##_name = __ATTR_RW(_name)
| ^~~~~~~~~
drivers/devfreq/devfreq.c:1864:8: note: in expansion of macro 'DEVICE_ATTR_RW'
1864 | static DEVICE_ATTR_RW(polling_interval);
| ^~~~~~~~~~~~~~
drivers/devfreq/devfreq.c:1864:23: note: (near initialization for 'dev_attr_polling_interval.show')
1864 | static DEVICE_ATTR_RW(polling_interval);
| ^~~~~~~~~~~~~~~~
include/linux/sysfs.h:104:19: note: in definition of macro '__ATTR'
104 | .show = _show, \
| ^~~~~
include/linux/device.h:132:52: note: in expansion of macro '__ATTR_RW'
132 | struct device_attribute dev_attr_##_name = __ATTR_RW(_name)
| ^~~~~~~~~
drivers/devfreq/devfreq.c:1864:8: note: in expansion of macro 'DEVICE_ATTR_RW'
1864 | static DEVICE_ATTR_RW(polling_interval);
| ^~~~~~~~~~~~~~
drivers/devfreq/devfreq.c:1864:23: error: initializer element is not constant
1864 | static DEVICE_ATTR_RW(polling_interval);
| ^~~~~~~~~~~~~~~~
include/linux/sysfs.h:105:19: note: in definition of macro '__ATTR'
105 | .store = _store, \
| ^~~~~~
include/linux/device.h:132:52: note: in expansion of macro '__ATTR_RW'
132 | struct device_attribute dev_attr_##_name = __ATTR_RW(_name)
| ^~~~~~~~~
drivers/devfreq/devfreq.c:1864:8: note: in expansion of macro 'DEVICE_ATTR_RW'
1864 | static DEVICE_ATTR_RW(polling_interval);
| ^~~~~~~~~~~~~~
drivers/devfreq/devfreq.c:1864:23: note: (near initialization for 'dev_attr_polling_interval.store')
1864 | static DEVICE_ATTR_RW(polling_interval);
| ^~~~~~~~~~~~~~~~
include/linux/sysfs.h:105:19: note: in definition of macro '__ATTR'
105 | .store = _store, \
| ^~~~~~
include/linux/device.h:132:52: note: in expansion of macro '__ATTR_RW'
132 | struct device_attribute dev_attr_##_name = __ATTR_RW(_name)
| ^~~~~~~~~
drivers/devfreq/devfreq.c:1864:8: note: in expansion of macro 'DEVICE_ATTR_RW'
1864 | static DEVICE_ATTR_RW(polling_interval);
| ^~~~~~~~~~~~~~
>> drivers/devfreq/devfreq.c:1866:16: error: invalid storage class for function 'timer_show'
1866 | static ssize_t timer_show(struct device *dev,
| ^~~~~~~~~~
drivers/devfreq/devfreq.c:1877:16: error: invalid storage class for function 'timer_store'
1877 | static ssize_t timer_store(struct device *dev, struct device_attribute *attr,
| ^~~~~~~~~~~
In file included from include/linux/kobject.h:20,
from include/linux/energy_model.h:7,
from include/linux/device.h:16,
from include/linux/devfreq.h:13,
from include/linux/devfreq_cooling.h:13,
from drivers/devfreq/devfreq.c:14:
drivers/devfreq/devfreq.c:1927:23: error: initializer element is not constant
1927 | static DEVICE_ATTR_RW(timer);
| ^~~~~
include/linux/sysfs.h:104:19: note: in definition of macro '__ATTR'
104 | .show = _show, \
| ^~~~~
include/linux/device.h:132:52: note: in expansion of macro '__ATTR_RW'
132 | struct device_attribute dev_attr_##_name = __ATTR_RW(_name)
| ^~~~~~~~~
drivers/devfreq/devfreq.c:1927:8: note: in expansion of macro 'DEVICE_ATTR_RW'
1927 | static DEVICE_ATTR_RW(timer);
| ^~~~~~~~~~~~~~
drivers/devfreq/devfreq.c:1927:23: note: (near initialization for 'dev_attr_timer.show')
1927 | static DEVICE_ATTR_RW(timer);
| ^~~~~
include/linux/sysfs.h:104:19: note: in definition of macro '__ATTR'
104 | .show = _show, \
| ^~~~~
include/linux/device.h:132:52: note: in expansion of macro '__ATTR_RW'
132 | struct device_attribute dev_attr_##_name = __ATTR_RW(_name)
| ^~~~~~~~~
drivers/devfreq/devfreq.c:1927:8: note: in expansion of macro 'DEVICE_ATTR_RW'
1927 | static DEVICE_ATTR_RW(timer);
| ^~~~~~~~~~~~~~
drivers/devfreq/devfreq.c:1927:23: error: initializer element is not constant
1927 | static DEVICE_ATTR_RW(timer);
| ^~~~~
include/linux/sysfs.h:105:19: note: in definition of macro '__ATTR'
105 | .store = _store, \
| ^~~~~~
include/linux/device.h:132:52: note: in expansion of macro '__ATTR_RW'
132 | struct device_attribute dev_attr_##_name = __ATTR_RW(_name)
| ^~~~~~~~~
drivers/devfreq/devfreq.c:1927:8: note: in expansion of macro 'DEVICE_ATTR_RW'
1927 | static DEVICE_ATTR_RW(timer);
| ^~~~~~~~~~~~~~
drivers/devfreq/devfreq.c:1927:23: note: (near initialization for 'dev_attr_timer.store')
1927 | static DEVICE_ATTR_RW(timer);
| ^~~~~
include/linux/sysfs.h:105:19: note: in definition of macro '__ATTR'
105 | .store = _store, \
| ^~~~~~
include/linux/device.h:132:52: note: in expansion of macro '__ATTR_RW'
132 | struct device_attribute dev_attr_##_name = __ATTR_RW(_name)
| ^~~~~~~~~
drivers/devfreq/devfreq.c:1927:8: note: in expansion of macro 'DEVICE_ATTR_RW'
1927 | static DEVICE_ATTR_RW(timer);
| ^~~~~~~~~~~~~~
drivers/devfreq/devfreq.c:1940:13: error: invalid storage class for function 'create_sysfs_files'
1940 | static void create_sysfs_files(struct devfreq *devfreq,
| ^~~~~~~~~~~~~~~~~~
drivers/devfreq/devfreq.c:1950:13: error: invalid storage class for function 'remove_sysfs_files'
1950 | static void remove_sysfs_files(struct devfreq *devfreq,
| ^~~~~~~~~~~~~~~~~~
drivers/devfreq/devfreq.c:1970:12: error: invalid storage class for function 'devfreq_summary_show'
1970 | static int devfreq_summary_show(struct seq_file *s, void *data)
| ^~~~~~~~~~~~~~~~~~~~
In file included from include/linux/debugfs.h:16,
from drivers/devfreq/devfreq.c:13:
drivers/devfreq/devfreq.c:2040:23: error: invalid storage class for function 'devfreq_summary_open'
2040 | DEFINE_SHOW_ATTRIBUTE(devfreq_summary);
| ^~~~~~~~~~~~~~~
include/linux/seq_file.h:197:12: note: in definition of macro 'DEFINE_SHOW_ATTRIBUTE'
197 | static int __name ## _open(struct inode *inode, struct file *file) \
| ^~~~~~
drivers/devfreq/devfreq.c:2040:23: error: initializer element is not constant
2040 | DEFINE_SHOW_ATTRIBUTE(devfreq_summary);
| ^~~~~~~~~~~~~~~
include/linux/seq_file.h:204:27: note: in definition of macro 'DEFINE_SHOW_ATTRIBUTE'
204 | .open = __name ## _open, \
| ^~~~~~
drivers/devfreq/devfreq.c:2040:23: note: (near initialization for 'devfreq_summary_fops.open')
2040 | DEFINE_SHOW_ATTRIBUTE(devfreq_summary);
| ^~~~~~~~~~~~~~~
include/linux/seq_file.h:204:27: note: in definition of macro 'DEFINE_SHOW_ATTRIBUTE'
204 | .open = __name ## _open, \
| ^~~~~~
drivers/devfreq/devfreq.c:2042:19: error: invalid storage class for function 'devfreq_init'
2042 | static int __init devfreq_init(void)
| ^~~~~~~~~~~~
In file included from include/linux/printk.h:6,
from include/linux/kernel.h:29,
from drivers/devfreq/devfreq.c:10:
drivers/devfreq/devfreq.c:2065:17: error: initializer element is not constant
2065 | subsys_initcall(devfreq_init);
| ^~~~~~~~~~~~
include/linux/init.h:250:55: note: in definition of macro '____define_initcall'
250 | __attribute__((__section__(__sec))) = fn;
| ^~
..
vim +937 drivers/devfreq/devfreq.c
768
> 769 static void create_sysfs_files(struct devfreq *devfreq,
770 const struct devfreq_governor *gov);
> 771 static void remove_sysfs_files(struct devfreq *devfreq,
772 const struct devfreq_governor *gov);
773
774 /**
775 * devfreq_add_device() - Add devfreq feature to the device
776 * @dev: the device to add devfreq feature.
777 * @profile: device-specific profile to run devfreq.
778 * @governor_name: name of the policy to choose frequency.
779 * @data: private data for the governor. The devfreq framework does not
780 * touch this value.
781 */
782 struct devfreq *devfreq_add_device(struct device *dev,
783 struct devfreq_dev_profile *profile,
784 const char *governor_name,
785 void *data)
786 {
787 struct devfreq *devfreq;
788 struct devfreq_governor *governor;
789 unsigned long min_freq, max_freq;
790 int err = 0;
791
792 if (!dev || !profile || !governor_name) {
793 dev_err(dev, "%s: Invalid parameters.\n", __func__);
794 return ERR_PTR(-EINVAL);
795 }
796
797 mutex_lock(&devfreq_list_lock);
798 devfreq = find_device_devfreq(dev);
799 mutex_unlock(&devfreq_list_lock);
800 if (!IS_ERR(devfreq)) {
801 dev_err(dev, "%s: devfreq device already exists!\n",
802 __func__);
803 err = -EINVAL;
804 goto err_out;
805 }
806
807 devfreq = kzalloc(sizeof(struct devfreq), GFP_KERNEL);
808 if (!devfreq) {
809 err = -ENOMEM;
810 goto err_out;
811 }
812
813 devfreq->data = kzalloc(sizeof(void *) * DEVFREQ_GOV_NUM, GFP_KERNEL);
814 if (!devfreq->data) {
815 err = -ENOMEM;
816 goto err_dev;
817 }
818
819 mutex_init(&devfreq->lock);
820 mutex_lock(&devfreq->lock);
821 devfreq->dev.parent = dev;
822 devfreq->dev.class = devfreq_class;
823 devfreq->dev.release = devfreq_dev_release;
824 INIT_LIST_HEAD(&devfreq->node);
825 devfreq->profile = profile;
826 devfreq->previous_freq = profile->initial_freq;
827 devfreq->last_status.current_frequency = profile->initial_freq;
828 devfreq->nb.notifier_call = devfreq_notifier_call;
829
830 if (devfreq->profile->timer < 0
831 || devfreq->profile->timer >= DEVFREQ_TIMER_NUM) {
832 mutex_unlock(&devfreq->lock);
833 err = -EINVAL;
834 goto err_dev;
835 }
836
837 if (!devfreq->profile->max_state || !devfreq->profile->freq_table) {
838 mutex_unlock(&devfreq->lock);
839 err = set_freq_table(devfreq);
840 if (err < 0)
841 goto err_dev;
842 mutex_lock(&devfreq->lock);
843 }
844
845 devfreq->scaling_min_freq = find_available_min_freq(devfreq);
846 if (!devfreq->scaling_min_freq) {
847 mutex_unlock(&devfreq->lock);
848 err = -EINVAL;
849 goto err_dev;
850 }
851
852 devfreq->scaling_max_freq = find_available_max_freq(devfreq);
853 if (!devfreq->scaling_max_freq) {
854 mutex_unlock(&devfreq->lock);
855 err = -EINVAL;
856 goto err_dev;
857 }
858
859 devfreq_get_freq_range(devfreq, &min_freq, &max_freq);
860
861 devfreq->suspend_freq = dev_pm_opp_get_suspend_opp_freq(dev);
862 devfreq->opp_table = dev_pm_opp_get_opp_table(dev);
863 if (IS_ERR(devfreq->opp_table))
864 devfreq->opp_table = NULL;
865
866 atomic_set(&devfreq->suspend_count, 0);
867
868 dev_set_name(&devfreq->dev, "%s", dev_name(dev));
869 err = device_register(&devfreq->dev);
870 if (err) {
871 mutex_unlock(&devfreq->lock);
872 put_device(&devfreq->dev);
873 goto err_out;
874 }
875
876 devfreq->stats.trans_table = devm_kzalloc(&devfreq->dev,
877 array3_size(sizeof(unsigned int),
878 devfreq->profile->max_state,
879 devfreq->profile->max_state),
880 GFP_KERNEL);
881 if (!devfreq->stats.trans_table) {
882 mutex_unlock(&devfreq->lock);
883 err = -ENOMEM;
884 goto err_devfreq;
885 }
886
887 devfreq->stats.time_in_state = devm_kcalloc(&devfreq->dev,
888 devfreq->profile->max_state,
889 sizeof(*devfreq->stats.time_in_state),
890 GFP_KERNEL);
891 if (!devfreq->stats.time_in_state) {
892 mutex_unlock(&devfreq->lock);
893 err = -ENOMEM;
894 goto err_devfreq;
895 }
896
897 devfreq->stats.total_trans = 0;
898 devfreq->stats.last_update = get_jiffies_64();
899
900 srcu_init_notifier_head(&devfreq->transition_notifier_list);
901
902 mutex_unlock(&devfreq->lock);
903
904 err = dev_pm_qos_add_request(dev, &devfreq->user_min_freq_req,
905 DEV_PM_QOS_MIN_FREQUENCY, 0);
906 if (err < 0)
907 goto err_devfreq;
908 err = dev_pm_qos_add_request(dev, &devfreq->user_max_freq_req,
909 DEV_PM_QOS_MAX_FREQUENCY,
910 PM_QOS_MAX_FREQUENCY_DEFAULT_VALUE);
911 if (err < 0)
912 goto err_devfreq;
913
914 devfreq->nb_min.notifier_call = qos_min_notifier_call;
915 err = dev_pm_qos_add_notifier(dev, &devfreq->nb_min,
916 DEV_PM_QOS_MIN_FREQUENCY);
917 if (err)
918 goto err_devfreq;
919
920 devfreq->nb_max.notifier_call = qos_max_notifier_call;
921 err = dev_pm_qos_add_notifier(dev, &devfreq->nb_max,
922 DEV_PM_QOS_MAX_FREQUENCY);
923 if (err)
924 goto err_devfreq;
925
926 mutex_lock(&devfreq_list_lock);
927
928 governor = try_then_request_governor(governor_name);
929 if (IS_ERR(governor)) {
930 dev_err(dev, "%s: Unable to find governor for the device\n",
931 __func__);
932 err = PTR_ERR(governor);
933 goto err_init;
934 }
935 devfreq->governor = governor;
936
> 937 ret = devfreq_set_governor_data(devfreq, governor_name, data)
938 if (ret < 0) {
939 dev_err(dev, "%s: Unable to set data for governor(%s)\n",
940 __func__, governor_name);
941 return ret;
942 }
943
944 err = devfreq->governor->event_handler(devfreq, DEVFREQ_GOV_START,
945 NULL);
946 if (err) {
947 dev_err(dev, "%s: Unable to start governor for the device\n",
948 __func__);
949 goto err_init;
950 }
951 create_sysfs_files(devfreq, devfreq->governor);
952
953 list_add(&devfreq->node, &devfreq_list);
954
955 mutex_unlock(&devfreq_list_lock);
956
957 if (devfreq->profile->is_cooling_device) {
958 devfreq->cdev = devfreq_cooling_em_register(devfreq, NULL);
959 if (IS_ERR(devfreq->cdev))
960 devfreq->cdev = NULL;
961 }
962
963 return devfreq;
964
965 err_init:
966 mutex_unlock(&devfreq_list_lock);
967 err_devfreq:
968 devfreq_remove_device(devfreq);
969 devfreq = NULL;
970 err_dev:
971 if (*devfreq->data != NULL)
972 kfree(devfreq->data);
973 kfree(devfreq);
974 err_out:
975 return ERR_PTR(err);
976 }
977 EXPORT_SYMBOL(devfreq_add_device);
978
--
0-DAY CI Kernel Test Service
https://01.org/lkp
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