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c8806b6c NM |
1 | /* |
2 | * Copyright 2014 Cisco Systems, Inc. All rights reserved. | |
3 | * | |
4 | * This program is free software; you may redistribute it and/or modify | |
5 | * it under the terms of the GNU General Public License as published by | |
6 | * the Free Software Foundation; version 2 of the License. | |
7 | * | |
8 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, | |
9 | * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF | |
10 | * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND | |
11 | * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS | |
12 | * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN | |
13 | * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN | |
14 | * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE | |
15 | * SOFTWARE. | |
16 | */ | |
17 | ||
18 | #include <linux/string.h> | |
19 | #include <linux/device.h> | |
20 | ||
21 | #include "snic.h" | |
22 | ||
23 | static ssize_t | |
24 | snic_show_sym_name(struct device *dev, | |
25 | struct device_attribute *attr, | |
26 | char *buf) | |
27 | { | |
28 | struct snic *snic = shost_priv(class_to_shost(dev)); | |
29 | ||
30 | return snprintf(buf, PAGE_SIZE, "%s\n", snic->name); | |
31 | } | |
32 | ||
33 | static ssize_t | |
34 | snic_show_state(struct device *dev, | |
35 | struct device_attribute *attr, | |
36 | char *buf) | |
37 | { | |
38 | struct snic *snic = shost_priv(class_to_shost(dev)); | |
39 | ||
40 | return snprintf(buf, PAGE_SIZE, "%s\n", | |
41 | snic_state_str[snic_get_state(snic)]); | |
42 | } | |
43 | ||
44 | static ssize_t | |
45 | snic_show_drv_version(struct device *dev, | |
46 | struct device_attribute *attr, | |
47 | char *buf) | |
48 | { | |
49 | return snprintf(buf, PAGE_SIZE, "%s\n", SNIC_DRV_VERSION); | |
50 | } | |
51 | ||
52 | static ssize_t | |
53 | snic_show_link_state(struct device *dev, | |
54 | struct device_attribute *attr, | |
55 | char *buf) | |
56 | { | |
57 | struct snic *snic = shost_priv(class_to_shost(dev)); | |
58 | ||
59 | if (snic->config.xpt_type == SNIC_DAS) | |
60 | snic->link_status = svnic_dev_link_status(snic->vdev); | |
61 | ||
62 | return snprintf(buf, PAGE_SIZE, "%s\n", | |
63 | (snic->link_status) ? "Link Up" : "Link Down"); | |
64 | } | |
65 | ||
66 | static DEVICE_ATTR(snic_sym_name, S_IRUGO, snic_show_sym_name, NULL); | |
67 | static DEVICE_ATTR(snic_state, S_IRUGO, snic_show_state, NULL); | |
68 | static DEVICE_ATTR(drv_version, S_IRUGO, snic_show_drv_version, NULL); | |
69 | static DEVICE_ATTR(link_state, S_IRUGO, snic_show_link_state, NULL); | |
70 | ||
71 | struct device_attribute *snic_attrs[] = { | |
72 | &dev_attr_snic_sym_name, | |
73 | &dev_attr_snic_state, | |
74 | &dev_attr_drv_version, | |
75 | &dev_attr_link_state, | |
76 | NULL, | |
77 | }; |