};
static ssize_t
-config_rom_show(struct device *dev,
- struct device_attribute *attr, char *buf)
+config_rom_show(struct device *dev, struct device_attribute *attr, char *buf)
{
struct fw_device *device = fw_device(dev);
return device->config_rom_length * 4;
}
+static ssize_t
+guid_show(struct device *dev, struct device_attribute *attr, char *buf)
+{
+ struct fw_device *device = fw_device(dev);
+ u64 guid;
+
+ guid = ((u64)device->config_rom[3] << 32) | device->config_rom[4];
+
+ return snprintf(buf, PAGE_SIZE, "0x%016llx\n", guid);
+}
+
static struct device_attribute fw_device_attributes[] = {
__ATTR_RO(config_rom),
+ __ATTR_RO(guid),
__ATTR_NULL,
};