1 files changed, 21 insertions, 0 deletions

diff --git a/drivers/net/wireless/iwlwifi/iwl-dev.h b/drivers/net/wireless/iwlwifi/iwl-dev.h
index cab6255210d5..1bf3e4ccc5d9 100644
--- a/drivers/net/wireless/iwlwifi/iwl-dev.h
+++ b/drivers/net/wireless/iwlwifi/iwl-dev.h
@@ -1175,6 +1175,8 @@ struct iwl_priv {
 
 #ifdef CONFIG_IWLWIFI_DEBUG
         /* debugging info */
+        u32 debug_level; /* per device debugging will override global
+                            iwl_debug_level if set */
         u32 framecnt_to_us;
         atomic_t restrict_refcnt;
         bool disable_ht40;
@@ -1211,8 +1213,27 @@ static inline void iwl_txq_ctx_deactivate(struct iwl_priv *priv, int txq_id)
 
 #ifdef CONFIG_IWLWIFI_DEBUG
 const char *iwl_get_tx_fail_reason(u32 status);
+/*
+ * iwl_get_debug_level: Return active debug level for device
+ *
+ * Using sysfs it is possible to set per device debug level. This debug
+ * level will be used if set, otherwise the global debug level which can be
+ * set via module parameter is used.
+ */
+static inline u32 iwl_get_debug_level(struct iwl_priv *priv)
+{
+        if (priv->debug_level)
+                return priv->debug_level;
+        else
+                return iwl_debug_level;
+}
 #else
 static inline const char *iwl_get_tx_fail_reason(u32 status) { return ""; }
+
+static inline u32 iwl_get_debug_level(struct iwl_priv *priv)
+{
+        return iwl_debug_level;
+}
 #endif