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cciss: add transport mode attribute to sys

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Signed-off-by: Joseph Handzik <joseph.t.handzik@beardog.cce.hp.com>
Acked-by: Stephen M. Cameron <scameron@beardog.cce.hp.com>
Signed-off-by: Jens Axboe <jaxboe@fusionio.com>
This commit is contained in:
Joe Handzik
2011-08-08 11:40:17 +02:00
committed by Jens Axboe
parent 1304953700
commit f963d270cb
2 changed files with 20 additions and 0 deletions
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drivers/block/cciss.c
+13
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@@ -641,6 +641,18 @@ static ssize_t host_store_rescan(struct device *dev,
}
static DEVICE_ATTR(rescan, S_IWUSR, NULL, host_store_rescan);
static ssize_t host_show_transport_mode(struct device *dev,
struct device_attribute *attr,
char *buf)
{
struct ctlr_info *h = to_hba(dev);
return snprintf(buf, 20, "%s\n",
h->transMethod & CFGTBL_Trans_Performant ?
"performant" : "simple");
}
static DEVICE_ATTR(transport_mode, S_IRUGO, host_show_transport_mode, NULL);
static ssize_t dev_show_unique_id(struct device *dev,
struct device_attribute *attr,
char *buf)
@@ -813,6 +825,7 @@ static DEVICE_ATTR(usage_count, S_IRUGO, cciss_show_usage_count, NULL);
static struct attribute *cciss_host_attrs[] = {
&dev_attr_rescan.attr,
&dev_attr_resettable.attr,
&dev_attr_transport_mode.attr,
NULL
};