1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
|
From 3cfa0a9d4b4cc30ec735c5c9535ff493bae24d08 Mon Sep 17 00:00:00 2001
From: Hauke Mehrtens <hauke@hauke-m.de>
Date: Sat, 27 Nov 2010 18:14:23 +0100
Subject: [PATCH] ssb: Add sysfs attributes to ssb devices
Make it possible to read out the attributes, till now only show on
dmesg, through sysfs.
This patch was some time in OpenWrt.
Signed-off-by: Bernhard Loos <bernhardloos@googlemail.com>
Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
---
drivers/ssb/main.c | 30 ++++++++++++++++++++++++++++++
1 files changed, 30 insertions(+), 0 deletions(-)
--- a/drivers/ssb/main.c
+++ b/drivers/ssb/main.c
@@ -383,6 +383,35 @@ static int ssb_device_uevent(struct devi
ssb_dev->id.revision);
}
+#define ssb_config_attr(attrib, field, format_string) \
+static ssize_t \
+attrib##_show(struct device *dev, struct device_attribute *attr, char *buf) \
+{ \
+ return sprintf(buf, format_string, dev_to_ssb_dev(dev)->field); \
+}
+
+ssb_config_attr(core_num, core_index, "%u\n")
+ssb_config_attr(coreid, id.coreid, "0x%04x\n")
+ssb_config_attr(vendor, id.vendor, "0x%04x\n")
+ssb_config_attr(revision, id.revision, "%u\n")
+ssb_config_attr(irq, irq, "%u\n")
+static ssize_t
+name_show(struct device *dev, struct device_attribute *attr, char *buf)
+{
+ return sprintf(buf, "%s\n",
+ ssb_core_name(dev_to_ssb_dev(dev)->id.coreid));
+}
+
+static struct device_attribute ssb_device_attrs[] = {
+ __ATTR_RO(name),
+ __ATTR_RO(core_num),
+ __ATTR_RO(coreid),
+ __ATTR_RO(vendor),
+ __ATTR_RO(revision),
+ __ATTR_RO(irq),
+ __ATTR_NULL,
+};
+
static struct bus_type ssb_bustype = {
.name = "ssb",
.match = ssb_bus_match,
@@ -392,6 +421,7 @@ static struct bus_type ssb_bustype = {
.suspend = ssb_device_suspend,
.resume = ssb_device_resume,
.uevent = ssb_device_uevent,
+ .dev_attrs = ssb_device_attrs,
};
static void ssb_buses_lock(void)
|
