1*4882a593Smuzhiyun /*
2*4882a593Smuzhiyun * Copyright 2014 Cisco Systems, Inc. All rights reserved.
3*4882a593Smuzhiyun *
4*4882a593Smuzhiyun * This program is free software; you may redistribute it and/or modify
5*4882a593Smuzhiyun * it under the terms of the GNU General Public License as published by
6*4882a593Smuzhiyun * the Free Software Foundation; version 2 of the License.
7*4882a593Smuzhiyun *
8*4882a593Smuzhiyun * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
9*4882a593Smuzhiyun * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
10*4882a593Smuzhiyun * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
11*4882a593Smuzhiyun * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
12*4882a593Smuzhiyun * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
13*4882a593Smuzhiyun * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
14*4882a593Smuzhiyun * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
15*4882a593Smuzhiyun * SOFTWARE.
16*4882a593Smuzhiyun */
17*4882a593Smuzhiyun
18*4882a593Smuzhiyun #include <linux/string.h>
19*4882a593Smuzhiyun #include <linux/device.h>
20*4882a593Smuzhiyun
21*4882a593Smuzhiyun #include "snic.h"
22*4882a593Smuzhiyun
23*4882a593Smuzhiyun static ssize_t
snic_show_sym_name(struct device * dev,struct device_attribute * attr,char * buf)24*4882a593Smuzhiyun snic_show_sym_name(struct device *dev,
25*4882a593Smuzhiyun struct device_attribute *attr,
26*4882a593Smuzhiyun char *buf)
27*4882a593Smuzhiyun {
28*4882a593Smuzhiyun struct snic *snic = shost_priv(class_to_shost(dev));
29*4882a593Smuzhiyun
30*4882a593Smuzhiyun return snprintf(buf, PAGE_SIZE, "%s\n", snic->name);
31*4882a593Smuzhiyun }
32*4882a593Smuzhiyun
33*4882a593Smuzhiyun static ssize_t
snic_show_state(struct device * dev,struct device_attribute * attr,char * buf)34*4882a593Smuzhiyun snic_show_state(struct device *dev,
35*4882a593Smuzhiyun struct device_attribute *attr,
36*4882a593Smuzhiyun char *buf)
37*4882a593Smuzhiyun {
38*4882a593Smuzhiyun struct snic *snic = shost_priv(class_to_shost(dev));
39*4882a593Smuzhiyun
40*4882a593Smuzhiyun return snprintf(buf, PAGE_SIZE, "%s\n",
41*4882a593Smuzhiyun snic_state_str[snic_get_state(snic)]);
42*4882a593Smuzhiyun }
43*4882a593Smuzhiyun
44*4882a593Smuzhiyun static ssize_t
snic_show_drv_version(struct device * dev,struct device_attribute * attr,char * buf)45*4882a593Smuzhiyun snic_show_drv_version(struct device *dev,
46*4882a593Smuzhiyun struct device_attribute *attr,
47*4882a593Smuzhiyun char *buf)
48*4882a593Smuzhiyun {
49*4882a593Smuzhiyun return snprintf(buf, PAGE_SIZE, "%s\n", SNIC_DRV_VERSION);
50*4882a593Smuzhiyun }
51*4882a593Smuzhiyun
52*4882a593Smuzhiyun static ssize_t
snic_show_link_state(struct device * dev,struct device_attribute * attr,char * buf)53*4882a593Smuzhiyun snic_show_link_state(struct device *dev,
54*4882a593Smuzhiyun struct device_attribute *attr,
55*4882a593Smuzhiyun char *buf)
56*4882a593Smuzhiyun {
57*4882a593Smuzhiyun struct snic *snic = shost_priv(class_to_shost(dev));
58*4882a593Smuzhiyun
59*4882a593Smuzhiyun if (snic->config.xpt_type == SNIC_DAS)
60*4882a593Smuzhiyun snic->link_status = svnic_dev_link_status(snic->vdev);
61*4882a593Smuzhiyun
62*4882a593Smuzhiyun return snprintf(buf, PAGE_SIZE, "%s\n",
63*4882a593Smuzhiyun (snic->link_status) ? "Link Up" : "Link Down");
64*4882a593Smuzhiyun }
65*4882a593Smuzhiyun
66*4882a593Smuzhiyun static DEVICE_ATTR(snic_sym_name, S_IRUGO, snic_show_sym_name, NULL);
67*4882a593Smuzhiyun static DEVICE_ATTR(snic_state, S_IRUGO, snic_show_state, NULL);
68*4882a593Smuzhiyun static DEVICE_ATTR(drv_version, S_IRUGO, snic_show_drv_version, NULL);
69*4882a593Smuzhiyun static DEVICE_ATTR(link_state, S_IRUGO, snic_show_link_state, NULL);
70*4882a593Smuzhiyun
71*4882a593Smuzhiyun struct device_attribute *snic_attrs[] = {
72*4882a593Smuzhiyun &dev_attr_snic_sym_name,
73*4882a593Smuzhiyun &dev_attr_snic_state,
74*4882a593Smuzhiyun &dev_attr_drv_version,
75*4882a593Smuzhiyun &dev_attr_link_state,
76*4882a593Smuzhiyun NULL,
77*4882a593Smuzhiyun };
78