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authorR.Durgadoss <durgadoss.r@intel.com>2010-10-27 03:33:29 +0530
committerLen Brown <len.brown@intel.com>2011-01-12 00:08:35 -0500
commit4cb18728709683c91a5f6f8d5f337bfb498b089a (patch)
tree26edef8257934247a7b5fe74ac33d54e1a0ad71b /include/linux/thermal.h
parente8a7e48bb248a1196484d3f8afa53bded2b24e71 (diff)
thermal: Add event notification to thermal framework
This patch adds event notification support to the generic thermal sysfs framework in the kernel. The notification is in the form of a netlink event. Signed-off-by: R.Durgadoss <durgadoss.r@intel.com> Signed-off-by: Len Brown <len.brown@intel.com>
Diffstat (limited to 'include/linux/thermal.h')
-rw-r--r--include/linux/thermal.h32
1 files changed, 32 insertions, 0 deletions
diff --git a/include/linux/thermal.h b/include/linux/thermal.h
index 1de8b9eb841..78464496127 100644
--- a/include/linux/thermal.h
+++ b/include/linux/thermal.h
@@ -127,6 +127,37 @@ struct thermal_zone_device {
struct thermal_hwmon_attr temp_crit; /* hwmon sys attr */
#endif
};
+/* Adding event notification support elements */
+#define THERMAL_GENL_FAMILY_NAME "thermal_event"
+#define THERMAL_GENL_VERSION 0x01
+#define THERMAL_GENL_MCAST_GROUP_NAME "thermal_mc_group"
+
+enum events {
+ THERMAL_AUX0,
+ THERMAL_AUX1,
+ THERMAL_CRITICAL,
+ THERMAL_DEV_FAULT,
+};
+
+struct thermal_genl_event {
+ u32 orig;
+ enum events event;
+};
+/* attributes of thermal_genl_family */
+enum {
+ THERMAL_GENL_ATTR_UNSPEC,
+ THERMAL_GENL_ATTR_EVENT,
+ __THERMAL_GENL_ATTR_MAX,
+};
+#define THERMAL_GENL_ATTR_MAX (__THERMAL_GENL_ATTR_MAX - 1)
+
+/* commands supported by the thermal_genl_family */
+enum {
+ THERMAL_GENL_CMD_UNSPEC,
+ THERMAL_GENL_CMD_EVENT,
+ __THERMAL_GENL_CMD_MAX,
+};
+#define THERMAL_GENL_CMD_MAX (__THERMAL_GENL_CMD_MAX - 1)
struct thermal_zone_device *thermal_zone_device_register(char *, int, void *,
struct
@@ -146,5 +177,6 @@ struct thermal_cooling_device *thermal_cooling_device_register(char *, void *,
thermal_cooling_device_ops
*);
void thermal_cooling_device_unregister(struct thermal_cooling_device *);
+extern int generate_netlink_event(u32 orig, enum events event);
#endif /* __THERMAL_H__ */