-static ssize_t
-dasd_alias_show(struct device *dev, struct device_attribute *attr, char *buf)
-{
- struct dasd_devmap *devmap;
- int alias;
-
- devmap = dasd_find_busid(dev->bus_id);
- spin_lock(&dasd_devmap_lock);
- if (!IS_ERR(devmap))
- alias = devmap->uid.alias;
- else
- alias = 0;
- spin_unlock(&dasd_devmap_lock);
-
- return sprintf(buf, alias ? "1\n" : "0\n");
-}
-
-static DEVICE_ATTR(alias, 0444, dasd_alias_show, NULL);
-
-static ssize_t
-dasd_vendor_show(struct device *dev, struct device_attribute *attr, char *buf)
-{
- struct dasd_devmap *devmap;
- char *vendor;
-
- devmap = dasd_find_busid(dev->bus_id);
- spin_lock(&dasd_devmap_lock);
- if (!IS_ERR(devmap) && strlen(devmap->uid.vendor) > 0)
- vendor = devmap->uid.vendor;
- else
- vendor = "";
- spin_unlock(&dasd_devmap_lock);
-
- return snprintf(buf, PAGE_SIZE, "%s\n", vendor);
-}
-
-static DEVICE_ATTR(vendor, 0444, dasd_vendor_show, NULL);
-
-#define UID_STRLEN ( /* vendor */ 3 + 1 + /* serial */ 14 + 1 +\
- /* SSID */ 4 + 1 + /* unit addr */ 2 + 1)
-
-static ssize_t
-dasd_uid_show(struct device *dev, struct device_attribute *attr, char *buf)
-{
- struct dasd_devmap *devmap;
- char uid[UID_STRLEN];
-
- devmap = dasd_find_busid(dev->bus_id);
- spin_lock(&dasd_devmap_lock);
- if (!IS_ERR(devmap) && strlen(devmap->uid.vendor) > 0)
- snprintf(uid, sizeof(uid), "%s.%s.%04x.%02x",
- devmap->uid.vendor, devmap->uid.serial,
- devmap->uid.ssid, devmap->uid.unit_addr);
- else
- uid[0] = 0;
- spin_unlock(&dasd_devmap_lock);
-
- return snprintf(buf, PAGE_SIZE, "%s\n", uid);
-}
-
-static DEVICE_ATTR(uid, 0444, dasd_uid_show, NULL);
-
-/*
- * extended error-reporting
- */
-static ssize_t
-dasd_eer_show(struct device *dev, struct device_attribute *attr, char *buf)
-{
- struct dasd_devmap *devmap;
- int eer_flag;
-
- devmap = dasd_find_busid(dev->bus_id);
- if (!IS_ERR(devmap) && devmap->device)
- eer_flag = dasd_eer_enabled(devmap->device);
- else
- eer_flag = 0;
- return snprintf(buf, PAGE_SIZE, eer_flag ? "1\n" : "0\n");
-}
-
-static ssize_t
-dasd_eer_store(struct device *dev, struct device_attribute *attr,
- const char *buf, size_t count)
-{
- struct dasd_devmap *devmap;
- int rc;
-
- devmap = dasd_devmap_from_cdev(to_ccwdev(dev));
- if (IS_ERR(devmap))
- return PTR_ERR(devmap);
- if (!devmap->device)
- return count;
- if (buf[0] == '1') {
- rc = dasd_eer_enable(devmap->device);
- if (rc)
- return rc;
- } else
- dasd_eer_disable(devmap->device);
- return count;
-}
-
-static DEVICE_ATTR(eer_enabled, 0644, dasd_eer_show, dasd_eer_store);
-