1 | // SPDX-License-Identifier: GPL-2.0-only |
2 | /* |
3 | * Copyright 2008 Cisco Systems, Inc. All rights reserved. |
4 | * Copyright 2007 Nuova Systems, Inc. All rights reserved. |
5 | */ |
6 | #include <linux/string.h> |
7 | #include <linux/device.h> |
8 | #include <scsi/scsi_host.h> |
9 | #include "fnic.h" |
10 | |
11 | static ssize_t fnic_show_state(struct device *dev, |
12 | struct device_attribute *attr, char *buf) |
13 | { |
14 | struct fc_lport *lp = shost_priv(class_to_shost(dev)); |
15 | struct fnic *fnic = lport_priv(lport: lp); |
16 | |
17 | return sysfs_emit(buf, fmt: "%s\n" , fnic_state_str[fnic->state]); |
18 | } |
19 | |
20 | static ssize_t fnic_show_drv_version(struct device *dev, |
21 | struct device_attribute *attr, char *buf) |
22 | { |
23 | return sysfs_emit(buf, fmt: "%s\n" , DRV_VERSION); |
24 | } |
25 | |
26 | static ssize_t fnic_show_link_state(struct device *dev, |
27 | struct device_attribute *attr, char *buf) |
28 | { |
29 | struct fc_lport *lp = shost_priv(class_to_shost(dev)); |
30 | |
31 | return sysfs_emit(buf, fmt: "%s\n" , (lp->link_up) ? "Link Up" : "Link Down" ); |
32 | } |
33 | |
34 | static DEVICE_ATTR(fnic_state, S_IRUGO, fnic_show_state, NULL); |
35 | static DEVICE_ATTR(drv_version, S_IRUGO, fnic_show_drv_version, NULL); |
36 | static DEVICE_ATTR(link_state, S_IRUGO, fnic_show_link_state, NULL); |
37 | |
38 | static struct attribute *fnic_host_attrs[] = { |
39 | &dev_attr_fnic_state.attr, |
40 | &dev_attr_drv_version.attr, |
41 | &dev_attr_link_state.attr, |
42 | NULL, |
43 | }; |
44 | |
45 | static const struct attribute_group fnic_host_attr_group = { |
46 | .attrs = fnic_host_attrs |
47 | }; |
48 | |
49 | const struct attribute_group *fnic_host_groups[] = { |
50 | &fnic_host_attr_group, |
51 | NULL |
52 | }; |
53 | |