mirror of
git://git.kernel.org/pub/scm/linux/kernel/git/xiang/erofs.git
synced 2026-10-28 21:02:43 +01:00
Thomas Weißschuh
87fdc8d7bb
Switch to the __DEVICE_ATTR() macro which can handle callbacks taking both const and non-const attribute structure arguments. Allow the step-wise migration of the drivers. Also use container_of_const() over container_of() to avoid casting away the constness accidentally. Signed-off-by: Thomas Weißschuh <[email protected]> Link: https://lore.kernel.org/r/[email protected] [groeck: Squashed 'hwmon: (core) Constify PEC device attribute'] Signed-off-by: Guenter Roeck <[email protected]>
85 lines
2.8 KiB
C
85 lines
2.8 KiB
C
/* SPDX-License-Identifier: GPL-2.0-or-later */
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/*
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* hwmon-sysfs.h - hardware monitoring chip driver sysfs defines
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*
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* Copyright (C) 2005 Yani Ioannou <[email protected]>
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*/
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#ifndef _LINUX_HWMON_SYSFS_H
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#define _LINUX_HWMON_SYSFS_H
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#include <linux/device.h>
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#include <linux/kstrtox.h>
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struct sensor_device_attribute{
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struct device_attribute dev_attr;
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int index;
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};
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#define to_sensor_dev_attr(_dev_attr) \
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container_of_const(_dev_attr, struct sensor_device_attribute, dev_attr)
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#define SENSOR_ATTR(_name, _mode, _show, _store, _index) \
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{ .dev_attr = __DEVICE_ATTR(_name, _mode, _show, _store), \
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.index = _index }
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#define SENSOR_ATTR_RO(_name, _func, _index) \
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SENSOR_ATTR(_name, 0444, _func##_show, NULL, _index)
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#define SENSOR_ATTR_RW(_name, _func, _index) \
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SENSOR_ATTR(_name, 0644, _func##_show, _func##_store, _index)
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#define SENSOR_ATTR_WO(_name, _func, _index) \
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SENSOR_ATTR(_name, 0200, NULL, _func##_store, _index)
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#define SENSOR_DEVICE_ATTR(_name, _mode, _show, _store, _index) \
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struct sensor_device_attribute sensor_dev_attr_##_name \
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= SENSOR_ATTR(_name, _mode, _show, _store, _index)
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#define SENSOR_DEVICE_ATTR_RO(_name, _func, _index) \
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SENSOR_DEVICE_ATTR(_name, 0444, _func##_show, NULL, _index)
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#define SENSOR_DEVICE_ATTR_RW(_name, _func, _index) \
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SENSOR_DEVICE_ATTR(_name, 0644, _func##_show, _func##_store, _index)
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#define SENSOR_DEVICE_ATTR_WO(_name, _func, _index) \
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SENSOR_DEVICE_ATTR(_name, 0200, NULL, _func##_store, _index)
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struct sensor_device_attribute_2 {
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struct device_attribute dev_attr;
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u8 index;
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u8 nr;
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};
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#define to_sensor_dev_attr_2(_dev_attr) \
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container_of_const(_dev_attr, struct sensor_device_attribute_2, dev_attr)
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#define SENSOR_ATTR_2(_name, _mode, _show, _store, _nr, _index) \
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{ .dev_attr = __DEVICE_ATTR(_name, _mode, _show, _store), \
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.index = _index, \
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.nr = _nr }
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#define SENSOR_ATTR_2_RO(_name, _func, _nr, _index) \
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SENSOR_ATTR_2(_name, 0444, _func##_show, NULL, _nr, _index)
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#define SENSOR_ATTR_2_RW(_name, _func, _nr, _index) \
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SENSOR_ATTR_2(_name, 0644, _func##_show, _func##_store, _nr, _index)
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#define SENSOR_ATTR_2_WO(_name, _func, _nr, _index) \
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SENSOR_ATTR_2(_name, 0200, NULL, _func##_store, _nr, _index)
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#define SENSOR_DEVICE_ATTR_2(_name,_mode,_show,_store,_nr,_index) \
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struct sensor_device_attribute_2 sensor_dev_attr_##_name \
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= SENSOR_ATTR_2(_name, _mode, _show, _store, _nr, _index)
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#define SENSOR_DEVICE_ATTR_2_RO(_name, _func, _nr, _index) \
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SENSOR_DEVICE_ATTR_2(_name, 0444, _func##_show, NULL, \
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_nr, _index)
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#define SENSOR_DEVICE_ATTR_2_RW(_name, _func, _nr, _index) \
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SENSOR_DEVICE_ATTR_2(_name, 0644, _func##_show, _func##_store, \
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_nr, _index)
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#define SENSOR_DEVICE_ATTR_2_WO(_name, _func, _nr, _index) \
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SENSOR_DEVICE_ATTR_2(_name, 0200, NULL, _func##_store, \
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_nr, _index)
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#endif /* _LINUX_HWMON_SYSFS_H */
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