/* *  File Attributes for DIO Devices * *  Copyright (C) 2004 Jochen Friedrich * *  Loosely based on drivers/pci/pci-sysfs.c and drivers/zorro/zorro-sysfs.c * *  This file is subject to the terms and conditions of the GNU General Public *  License.  See the file COPYING in the main directory of this archive *  for more details. */  #include <linux/kernel.h>#include <linux/dio.h>#include <linux/stat.h> /* show configuration fields */ static ssize_t dio_show_id(struct device *dev, struct device_attribute *attr, char *buf){	struct dio_dev *d; 	d = to_dio_dev(dev);	return sprintf(buf, "0x%02x\n", (d->id & 0xff));}static DEVICE_ATTR(id, S_IRUGO, dio_show_id, NULL); static ssize_t dio_show_ipl(struct device *dev, struct device_attribute *attr, char *buf){	struct dio_dev *d; 	d = to_dio_dev(dev);	return sprintf(buf, "0x%02x\n", d->ipl);}static DEVICE_ATTR(ipl, S_IRUGO, dio_show_ipl, NULL); static ssize_t dio_show_secid(struct device *dev, struct device_attribute *attr, char *buf){	struct dio_dev *d; 	d = to_dio_dev(dev);	return sprintf(buf, "0x%02x\n", ((d->id >> 8)& 0xff));}static DEVICE_ATTR(secid, S_IRUGO, dio_show_secid, NULL); static ssize_t dio_show_name(struct device *dev, struct device_attribute *attr, char *buf){	struct dio_dev *d; 	d = to_dio_dev(dev);	return sprintf(buf, "%s\n", d->name);}static DEVICE_ATTR(name, S_IRUGO, dio_show_name, NULL); static ssize_t dio_show_resource(struct device *dev, struct device_attribute *attr, char *buf){	struct dio_dev *d = to_dio_dev(dev); 	return sprintf(buf, "0x%08lx 0x%08lx 0x%08lx\n",		       (unsigned long)dio_resource_start(d),		       (unsigned long)dio_resource_end(d),		       dio_resource_flags(d));}static DEVICE_ATTR(resource, S_IRUGO, dio_show_resource, NULL); int dio_create_sysfs_dev_files(struct dio_dev *d){	struct device *dev = &d->dev;	int error; 	/* current configuration's attributes */	if ((error = device_create_file(dev, &dev_attr_id)) ||	    (error = device_create_file(dev, &dev_attr_ipl)) ||	    (error = device_create_file(dev, &dev_attr_secid)) ||	    (error = device_create_file(dev, &dev_attr_name)) ||	    (error = device_create_file(dev, &dev_attr_resource)))		return error; 	return 0;}