pandory500/oleavr-rgl-a500-mini-linux-3.10
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Ole André Vadla Ravnås 2022-05-07 01:01:45 +02:00
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drivers/scsi/fnic/fnic_attrs.c Normal file
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/*
* Copyright 2008 Cisco Systems, Inc. All rights reserved.
* Copyright 2007 Nuova Systems, Inc. All rights reserved.
*
* This program is free software; you may redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; version 2 of the License.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
#include <linux/string.h>
#include <linux/device.h>
#include <scsi/scsi_host.h>
#include "fnic.h"
static ssize_t fnic_show_state(struct device *dev,
struct device_attribute *attr, char *buf)
{
struct fc_lport *lp = shost_priv(class_to_shost(dev));
struct fnic *fnic = lport_priv(lp);
return snprintf(buf, PAGE_SIZE, "%s\n", fnic_state_str[fnic->state]);
}
static ssize_t fnic_show_drv_version(struct device *dev,
struct device_attribute *attr, char *buf)
{
return snprintf(buf, PAGE_SIZE, "%s\n", DRV_VERSION);
}
static ssize_t fnic_show_link_state(struct device *dev,
struct device_attribute *attr, char *buf)
{
struct fc_lport *lp = shost_priv(class_to_shost(dev));
return snprintf(buf, PAGE_SIZE, "%s\n", (lp->link_up)
? "Link Up" : "Link Down");
}
static DEVICE_ATTR(fnic_state, S_IRUGO, fnic_show_state, NULL);
static DEVICE_ATTR(drv_version, S_IRUGO, fnic_show_drv_version, NULL);
static DEVICE_ATTR(link_state, S_IRUGO, fnic_show_link_state, NULL);
struct device_attribute *fnic_attrs[] = {
&dev_attr_fnic_state,
&dev_attr_drv_version,
&dev_attr_link_state,
NULL,
};