iwlwifi: Add debugfs to iwl core

This patch adds debugfs support to iwl core
currently only iwl4965 is supported

Signed-off-by: Tomas Winkler <tomas.winkler@intel.com>
Signed-off-by: Reinette Chatre <reinette.chatre@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

1 files changed, 30 insertions, 1 deletions

diff --git a/drivers/net/wireless/iwlwifi/iwl-debug.h b/drivers/net/wireless/iwlwifi/iwl-debug.h
index 067700620e21..c60724c21db8 100644
--- a/drivers/net/wireless/iwlwifi/iwl-debug.h
+++ b/drivers/net/wireless/iwlwifi/iwl-debug.h
@@ -49,8 +49,27 @@ static inline void iwl_print_hex_dump(int level, void *p, u32 len)
         print_hex_dump(KERN_DEBUG, "iwl data: ", DUMP_PREFIX_OFFSET, 16, 1,
                         p, len, 1);
 }
-#else
 
+#ifdef CONFIG_IWLWIFI_DEBUGFS
+struct iwl_debugfs {
+        const char *name;
+        struct dentry *dir_drv;
+        struct dentry *dir_data;
+        struct dir_data_files{
+                struct dentry *file_sram;
+                struct dentry *file_stations;
+                struct dentry *file_rx_statistics;
+                struct dentry *file_tx_statistics;
+        } dbgfs_data_files;
+        u32 sram_offset;
+        u32 sram_len;
+};
+
+int iwl_dbgfs_register(struct iwl_priv *priv, const char *name);
+void iwl_dbgfs_unregister(struct iwl_priv *priv);
+#endif
+
+#else
 static inline void IWL_DEBUG(int level, const char *fmt, ...)
 {
 }
@@ -64,6 +83,16 @@ static inline void iwl_print_hex_dump(int level, void *p, u32 len)
 
 
 
+#ifndef CONFIG_IWLWIFI_DEBUGFS
+static inline int iwl_dbgfs_register(struct iwl_priv *priv, const char *name)
+{
+        return 0;
+}
+static inline void iwl_dbgfs_unregister(struct iwl_priv *priv)
+{
+}
+#endif                          /* CONFIG_IWLWIFI_DEBUGFS */
+
 /*
  * To use the debug system;
  *