1 files changed, 12 insertions, 0 deletions

diff --git a/drivers/net/wireless/iwlwifi/iwl-dev.h b/drivers/net/wireless/iwlwifi/iwl-dev.h
index 86d38ae2ec7e..a1f3ecb69ed0 100644
--- a/drivers/net/wireless/iwlwifi/iwl-dev.h
+++ b/drivers/net/wireless/iwlwifi/iwl-dev.h
@@ -1026,6 +1026,15 @@ struct iwl_event_log {
 #define IWL_HOST_INT_CALIB_TIMEOUT_DEF  (0x10)
 #define IWL_HOST_INT_CALIB_TIMEOUT_MIN  (0x0)
 
+/*
+ * This is the threshold value of plcp error rate per 100mSecs.  It is
+ * used to set and check for the validity of plcp_delta.
+ */
+#define IWL_MAX_PLCP_ERR_THRESHOLD_MIN  (0)
+#define IWL_MAX_PLCP_ERR_THRESHOLD_DEF  (50)
+#define IWL_MAX_PLCP_ERR_LONG_THRESHOLD_DEF     (100)
+#define IWL_MAX_PLCP_ERR_THRESHOLD_MAX  (255)
+
 struct iwl_priv {
 
         /* ieee device used by generic ieee processing code */
@@ -1055,6 +1064,9 @@ struct iwl_priv {
         u32 ucode_beacon_time;
         int missed_beacon_threshold;
 
+        /* storing the jiffies when the plcp error rate is received */
+        unsigned long plcp_jiffies;
+
         /* we allocate array of iwl4965_channel_info for NIC's valid channels.
          *    Access via channel # using indirect index array */
         struct iwl_channel_info *channel_info;  /* channel info array */