iwlwifi: Tune radio to prevent unexpected behavior

[deliverable/linux.git] / drivers / net / wireless / iwlwifi / iwl-dev.h

diff --git a/drivers/net/wireless/iwlwifi/iwl-dev.h b/drivers/net/wireless/iwlwifi/iwl-dev.h
index c6310b0b2f122c9e4340531343cee834355d56cf..a1f3ecb69ed0cf3d9527904e3a337e52fca5b9b3 100644 (file)
--- 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 */
@@ -1053,6 +1062,10 @@ struct iwl_priv {
 #endif
        /* ucode beacon time */
        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 */
@@ -1071,14 +1084,15 @@ struct iwl_priv {
        struct iwl_calib_result calib_results[IWL_CALIB_MAX];
 
        /* Scan related variables */
-       unsigned long last_scan_jiffies;
        unsigned long next_scan_jiffies;
        unsigned long scan_start;
        unsigned long scan_pass_start;
        unsigned long scan_start_tsf;
+       unsigned long last_internal_scan_jiffies;
        void *scan;
        int scan_bands;
        struct cfg80211_scan_request *scan_request;
+       bool is_internal_short_scan;
        u8 scan_tx_ant[IEEE80211_NUM_BANDS];
        u8 mgmt_tx_ant;