struct zorro_dev *z = to_zorro_dev(container_of(kobj, struct device,
kobj));
struct ConfigDev cd;
- unsigned int size = sizeof(cd);
-
- if (off > size)
- return 0;
- if (off+count > size)
- count = size-off;
/* Construct a ConfigDev */
memset(&cd, 0, sizeof(cd));
cd.cd_BoardAddr = (void *)zorro_resource_start(z);
cd.cd_BoardSize = zorro_resource_len(z);
- memcpy(buf, (void *)&cd+off, count);
- return count;
+ return memory_read_from_buffer(buf, count, &off, &cd, sizeof(cd));
}
static struct bin_attribute zorro_config_attr = {
.attr = {
.name = "config",
- .mode = S_IRUGO | S_IWUSR,
+ .mode = S_IRUGO,
},
.size = sizeof(struct ConfigDev),
.read = zorro_read_config,
};
-void zorro_create_sysfs_dev_files(struct zorro_dev *z)
+int zorro_create_sysfs_dev_files(struct zorro_dev *z)
{
struct device *dev = &z->dev;
+ int error;
/* current configuration's attributes */
- device_create_file(dev, &dev_attr_id);
- device_create_file(dev, &dev_attr_type);
- device_create_file(dev, &dev_attr_serial);
- device_create_file(dev, &dev_attr_slotaddr);
- device_create_file(dev, &dev_attr_slotsize);
- device_create_file(dev, &dev_attr_resource);
- sysfs_create_bin_file(&dev->kobj, &zorro_config_attr);
+ if ((error = device_create_file(dev, &dev_attr_id)) ||
+ (error = device_create_file(dev, &dev_attr_type)) ||
+ (error = device_create_file(dev, &dev_attr_serial)) ||
+ (error = device_create_file(dev, &dev_attr_slotaddr)) ||
+ (error = device_create_file(dev, &dev_attr_slotsize)) ||
+ (error = device_create_file(dev, &dev_attr_resource)) ||
+ (error = sysfs_create_bin_file(&dev->kobj, &zorro_config_attr)))
+ return error;
+
+ return 0;
}