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authorHauke Mehrtens <hauke@hauke-m.de>2010-11-28 12:22:52 +0100
committerJohn W. Linville <linville@tuxdriver.com>2010-12-02 14:37:00 -0500
commitaa3bf280dd3214db5b9e1f8cad7c5868ccbe71b7 (patch)
tree0161dbbda2f64705364569cf278abed4170d5cf2
parent172c69a47675dc1ca9c7243c031d8d77701bccc0 (diff)
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> Signed-off-by: John W. Linville <linville@tuxdriver.com>
-rw-r--r--drivers/ssb/main.c30
1 files changed, 30 insertions, 0 deletions
diff --git a/drivers/ssb/main.c b/drivers/ssb/main.c
index c68b3dc19e1..3918d2cc585 100644
--- a/drivers/ssb/main.c
+++ b/drivers/ssb/main.c
@@ -383,6 +383,35 @@ static int ssb_device_uevent(struct device *dev, struct kobj_uevent_env *env)
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)