@@ -384,6 +384,20 @@ static ssize_t chp_chid_external_show(struct device *dev,
}
static DEVICE_ATTR(chid_external, 0444, chp_chid_external_show, NULL);
+static ssize_t chp_esc_show(struct device *dev,
+ struct device_attribute *attr, char *buf)
+{
+ struct channel_path *chp = to_channelpath(dev);
+ ssize_t rc;
+
+ mutex_lock(&chp->lock);
+ rc = sprintf(buf, "%x\n", chp->desc_fmt1.esc);
+ mutex_unlock(&chp->lock);
+
+ return rc;
+}
+static DEVICE_ATTR(esc, 0444, chp_esc_show, NULL);
+
static ssize_t util_string_read(struct file *filp, struct kobject *kobj,
struct bin_attribute *attr, char *buf,
loff_t off, size_t count)
@@ -414,6 +428,7 @@ static struct attribute *chp_attrs[] = {
&dev_attr_shared.attr,
&dev_attr_chid.attr,
&dev_attr_chid_external.attr,
+ &dev_attr_esc.attr,
NULL,
};
static struct attribute_group chp_attr_group = {
@@ -27,7 +27,8 @@ struct channel_path_desc_fmt1 {
u8 lsn;
u8 desc;
u8 chpid;
- u32:24;
+ u32:16;
+ u8 esc;
u8 chpp;
u32 unused[2];
u16 chid;