iwlwifi: trigger event log from debugfs

This patch adds a trigger for event log printing to debugfs.
It removes the triger from sysfs.

Signed-off-by: Ester Kummer <ester.kummer@intel.com>
Signed-off-by: Tomas Winkler <tomas.winkler@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
diff --git a/drivers/net/wireless/iwlwifi/iwl-debug.h b/drivers/net/wireless/iwlwifi/iwl-debug.h
index c3f8e90..11de561 100644
--- a/drivers/net/wireless/iwlwifi/iwl-debug.h
+++ b/drivers/net/wireless/iwlwifi/iwl-debug.h
@@ -52,6 +52,7 @@
 		struct dentry *file_stations;
 		struct dentry *file_rx_statistics;
 		struct dentry *file_tx_statistics;
+		struct dentry *file_log_event;
 	} dbgfs_data_files;
 	struct dir_rf_files {
 #ifdef CONFIG_IWLWIFI_RUN_TIME_CALIB