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@@ -0,0 +1,94 @@
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+/* ir-register.c - handle IR scancode->keycode tables
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+ *
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+ * Copyright (C) 2009 by Mauro Carvalho Chehab <mchehab@redhat.com>
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+ *
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+ * This program is free software; you can redistribute it and/or modify
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+ * it under the terms of the GNU General Public License as published by
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+ * the Free Software Foundation version 2 of the License.
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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/input.h>
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+#include <linux/device.h>
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+#include <media/ir-core.h>
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+
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+#define IRRCV_NUM_DEVICES 256
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+
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+unsigned long ir_core_dev_number;
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+
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+static struct class *ir_input_class;
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+
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+static DEVICE_ATTR(ir_protocol, S_IRUGO | S_IWUSR, NULL, NULL);
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+
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+static struct attribute *ir_dev_attrs[] = {
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+ &dev_attr_ir_protocol.attr,
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+};
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+
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+int ir_register_class(struct input_dev *input_dev)
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+{
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+ int rc;
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+ struct kobject *kobj;
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+
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+ struct ir_input_dev *ir_dev = input_get_drvdata(input_dev);
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+ int devno = find_first_zero_bit(&ir_core_dev_number,
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+ IRRCV_NUM_DEVICES);
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+
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+ if (unlikely(devno < 0))
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+ return devno;
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+
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+ ir_dev->attr.attrs = ir_dev_attrs;
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+ ir_dev->class_dev = device_create(ir_input_class, NULL,
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+ input_dev->dev.devt, ir_dev,
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+ "irrcv%d", devno);
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+ kobj = &ir_dev->class_dev->kobj;
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+
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+ printk(KERN_WARNING "Creating IR device %s\n", kobject_name(kobj));
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+ rc = sysfs_create_group(kobj, &ir_dev->attr);
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+ if (unlikely(rc < 0)) {
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+ device_destroy(ir_input_class, input_dev->dev.devt);
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+ return -ENOMEM;
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+ }
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+
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+ ir_dev->devno = devno;
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+ set_bit(devno, &ir_core_dev_number);
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+
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+ return 0;
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+};
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+
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+void ir_unregister_class(struct input_dev *input_dev)
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+{
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+ struct ir_input_dev *ir_dev = input_get_drvdata(input_dev);
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+ struct kobject *kobj;
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+
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+ clear_bit(ir_dev->devno, &ir_core_dev_number);
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+
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+ kobj = &ir_dev->class_dev->kobj;
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+
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+ sysfs_remove_group(kobj, &ir_dev->attr);
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+ device_destroy(ir_input_class, input_dev->dev.devt);
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+
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+ kfree(ir_dev->attr.name);
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+}
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+
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+static int __init ir_core_init(void)
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+{
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+ ir_input_class = class_create(THIS_MODULE, "irrcv");
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+ if (IS_ERR(ir_input_class)) {
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+ printk(KERN_ERR "ir_core: unable to register irrcv class\n");
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+ return PTR_ERR(ir_input_class);
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+ }
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+
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+ return 0;
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+}
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+
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+static void __exit ir_core_exit(void)
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+{
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+ class_destroy(ir_input_class);
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+}
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+
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+module_init(ir_core_init);
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+module_exit(ir_core_exit);
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