rfkill: add type string helper
We will need access to the rfkill switch type in string format for more
than just sysfs. Therefore, move it to a generic helper.
Signed-off-by: Henrique de Moraes Holschuh <hmh@hmh.eng.br>
Acked-by: Ivo van Doorn <IvDoorn@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
diff --git a/net/rfkill/rfkill.c b/net/rfkill/rfkill.c
index a561e35..3c77734 100644
--- a/net/rfkill/rfkill.c
+++ b/net/rfkill/rfkill.c
@@ -224,34 +224,31 @@
return sprintf(buf, "%s\n", rfkill->name);
}
+static const char *rfkill_get_type_str(enum rfkill_type type)
+{
+ switch (type) {
+ case RFKILL_TYPE_WLAN:
+ return "wlan";
+ case RFKILL_TYPE_BLUETOOTH:
+ return "bluetooth";
+ case RFKILL_TYPE_UWB:
+ return "ultrawideband";
+ case RFKILL_TYPE_WIMAX:
+ return "wimax";
+ case RFKILL_TYPE_WWAN:
+ return "wwan";
+ default:
+ BUG();
+ }
+}
+
static ssize_t rfkill_type_show(struct device *dev,
struct device_attribute *attr,
char *buf)
{
struct rfkill *rfkill = to_rfkill(dev);
- const char *type;
- switch (rfkill->type) {
- case RFKILL_TYPE_WLAN:
- type = "wlan";
- break;
- case RFKILL_TYPE_BLUETOOTH:
- type = "bluetooth";
- break;
- case RFKILL_TYPE_UWB:
- type = "ultrawideband";
- break;
- case RFKILL_TYPE_WIMAX:
- type = "wimax";
- break;
- case RFKILL_TYPE_WWAN:
- type = "wwan";
- break;
- default:
- BUG();
- }
-
- return sprintf(buf, "%s\n", type);
+ return sprintf(buf, "%s\n", rfkill_get_type_str(rfkill->type));
}
static ssize_t rfkill_state_show(struct device *dev,