[SCSI] aacraid: Show max channel and max id is sysfs

Received from Mark Salyzyn

Add max_channel and max_id sysfs parameters.

Signed-off-by: Mark Haverkamp <markh@osdl.org>
Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>

1 files changed, 28 insertions, 0 deletions

diff --git a/drivers/scsi/aacraid/linit.c b/drivers/scsi/aacraid/linit.c
index eaf429b8778e..364232858f71 100644
--- a/drivers/scsi/aacraid/linit.c
+++ b/drivers/scsi/aacraid/linit.c
@@ -689,6 +689,18 @@ static ssize_t aac_show_serial_number(struct class_device *class_dev,
         return len;
 }
 
+static ssize_t aac_show_max_channel(struct class_device *class_dev, char *buf)
+{
+        return snprintf(buf, PAGE_SIZE, "%d\n",
+          class_to_shost(class_dev)->max_channel);
+}
+
+static ssize_t aac_show_max_id(struct class_device *class_dev, char *buf)
+{
+        return snprintf(buf, PAGE_SIZE, "%d\n",
+          class_to_shost(class_dev)->max_id);
+}
+
 
 static struct class_device_attribute aac_model = {
         .attr = {
@@ -732,6 +744,20 @@ static struct class_device_attribute aac_serial_number = {
         },
         .show = aac_show_serial_number,
 };
+static struct class_device_attribute aac_max_channel = {
+        .attr = {
+                .name = "max_channel",
+                .mode = S_IRUGO,
+        },
+        .show = aac_show_max_channel,
+};
+static struct class_device_attribute aac_max_id = {
+        .attr = {
+                .name = "max_id",
+                .mode = S_IRUGO,
+        },
+        .show = aac_show_max_id,
+};
 
 static struct class_device_attribute *aac_attrs[] = {
         &aac_model,
@@ -740,6 +766,8 @@ static struct class_device_attribute *aac_attrs[] = {
         &aac_monitor_version,
         &aac_bios_version,
         &aac_serial_number,
+        &aac_max_channel,
+        &aac_max_id,
         NULL
 };