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-rw-r--r--drivers/net/wireless/iwlwifi/iwl-3945.c5
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-agn-rx.c6
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-debugfs.c4
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-dev.h3
4 files changed, 15 insertions, 3 deletions
diff --git a/drivers/net/wireless/iwlwifi/iwl-3945.c b/drivers/net/wireless/iwlwifi/iwl-3945.c
index 93d513e14186..a07310fefcf2 100644
--- a/drivers/net/wireless/iwlwifi/iwl-3945.c
+++ b/drivers/net/wireless/iwlwifi/iwl-3945.c
@@ -406,6 +406,11 @@ static bool iwl3945_good_plcp_health(struct iwl_priv *priv,
unsigned int plcp_msec;
unsigned long plcp_received_jiffies;
+ if (priv->cfg->plcp_delta_threshold ==
+ IWL_MAX_PLCP_ERR_THRESHOLD_DISABLE) {
+ IWL_DEBUG_RADIO(priv, "plcp_err check disabled\n");
+ return rc;
+ }
memcpy(&current_stat, pkt->u.raw, sizeof(struct
iwl3945_notif_statistics));
/*
diff --git a/drivers/net/wireless/iwlwifi/iwl-agn-rx.c b/drivers/net/wireless/iwlwifi/iwl-agn-rx.c
index ad2bead25c82..d54edc326f81 100644
--- a/drivers/net/wireless/iwlwifi/iwl-agn-rx.c
+++ b/drivers/net/wireless/iwlwifi/iwl-agn-rx.c
@@ -166,6 +166,12 @@ bool iwl_good_plcp_health(struct iwl_priv *priv,
unsigned int plcp_msec;
unsigned long plcp_received_jiffies;
+ if (priv->cfg->plcp_delta_threshold ==
+ IWL_MAX_PLCP_ERR_THRESHOLD_DISABLE) {
+ IWL_DEBUG_RADIO(priv, "plcp_err check disabled\n");
+ return rc;
+ }
+
/*
* check for plcp_err and trigger radio reset if it exceeds
* the plcp error threshold plcp_delta.
diff --git a/drivers/net/wireless/iwlwifi/iwl-debugfs.c b/drivers/net/wireless/iwlwifi/iwl-debugfs.c
index cee3d12eb383..7d9ffc1575de 100644
--- a/drivers/net/wireless/iwlwifi/iwl-debugfs.c
+++ b/drivers/net/wireless/iwlwifi/iwl-debugfs.c
@@ -1430,10 +1430,10 @@ static ssize_t iwl_dbgfs_plcp_delta_write(struct file *file,
return -EFAULT;
if (sscanf(buf, "%d", &plcp) != 1)
return -EINVAL;
- if ((plcp <= IWL_MAX_PLCP_ERR_THRESHOLD_MIN) ||
+ if ((plcp < IWL_MAX_PLCP_ERR_THRESHOLD_MIN) ||
(plcp > IWL_MAX_PLCP_ERR_THRESHOLD_MAX))
priv->cfg->plcp_delta_threshold =
- IWL_MAX_PLCP_ERR_THRESHOLD_DEF;
+ IWL_MAX_PLCP_ERR_THRESHOLD_DISABLE;
else
priv->cfg->plcp_delta_threshold = plcp;
return count;
diff --git a/drivers/net/wireless/iwlwifi/iwl-dev.h b/drivers/net/wireless/iwlwifi/iwl-dev.h
index 1af845c0f0b9..df07a144c786 100644
--- a/drivers/net/wireless/iwlwifi/iwl-dev.h
+++ b/drivers/net/wireless/iwlwifi/iwl-dev.h
@@ -1036,11 +1036,12 @@ struct iwl_event_log {
* 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_MIN (1)
#define IWL_MAX_PLCP_ERR_THRESHOLD_DEF (50)
#define IWL_MAX_PLCP_ERR_LONG_THRESHOLD_DEF (100)
#define IWL_MAX_PLCP_ERR_EXT_LONG_THRESHOLD_DEF (200)
#define IWL_MAX_PLCP_ERR_THRESHOLD_MAX (255)
+#define IWL_MAX_PLCP_ERR_THRESHOLD_DISABLE (0)
#define IWL_DELAY_NEXT_FORCE_RF_RESET (HZ*3)
#define IWL_DELAY_NEXT_FORCE_FW_RELOAD (HZ*5)