70 lines
1.9 KiB
C
70 lines
1.9 KiB
C
/*
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* Author: Chad Froebel <chadfroebel@gmail.com>
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*
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* This software is licensed under the terms of the GNU General Public
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* License version 2, as published by the Free Software Foundation, and
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* may be copied, distributed, and modified under those terms.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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*/
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#include <linux/kobject.h>
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#include <linux/sysfs.h>
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#include <linux/fastchg.h>
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int force_fast_charge;
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/* sysfs interface */
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static ssize_t force_fast_charge_show(struct kobject *kobj, struct kobj_attribute *attr, char *buf)
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{
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return sprintf(buf, "%d\n", force_fast_charge);
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}
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static ssize_t force_fast_charge_store(struct kobject *kobj, struct kobj_attribute *attr, const char *buf, size_t count)
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{
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sscanf(buf, "%du", &force_fast_charge);
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return count;
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}
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static struct kobj_attribute force_fast_charge_attribute =
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__ATTR(force_fast_charge, 0666, force_fast_charge_show, force_fast_charge_store);
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static struct attribute *attrs[] = {
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&force_fast_charge_attribute.attr,
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NULL,
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};
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static struct attribute_group attr_group = {
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.attrs = attrs,
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};
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static struct kobject *force_fast_charge_kobj;
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int force_fast_charge_init(void)
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{
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int retval;
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force_fast_charge = 0;
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force_fast_charge_kobj = kobject_create_and_add("fast_charge", kernel_kobj);
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if (!force_fast_charge_kobj) {
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return -ENOMEM;
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}
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retval = sysfs_create_group(force_fast_charge_kobj, &attr_group);
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if (retval)
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kobject_put(force_fast_charge_kobj);
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return retval;
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}
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/* end sysfs interface */
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void force_fast_charge_exit(void)
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{
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kobject_put(force_fast_charge_kobj);
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}
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module_init(force_fast_charge_init);
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module_exit(force_fast_charge_exit); |