iwlagn: add bluetooth stats to debugfs

For WiFi/BT combo devices, add bluetooth statistics counter
read function to debugfs.

Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com>

1 files changed, 13 insertions, 0 deletions

diff --git a/drivers/net/wireless/iwlwifi/iwl-debugfs.c b/drivers/net/wireless/iwlwifi/iwl-debugfs.c
index 7b25d1468358..e96a1bb12783 100644
--- a/drivers/net/wireless/iwlwifi/iwl-debugfs.c
+++ b/drivers/net/wireless/iwlwifi/iwl-debugfs.c
@@ -1519,6 +1519,16 @@ static ssize_t iwl_dbgfs_txfifo_flush_write(struct file *file,
         return count;
 }
 
+static ssize_t iwl_dbgfs_ucode_bt_stats_read(struct file *file,
+                                        char __user *user_buf,
+                                        size_t count, loff_t *ppos)
+{
+        struct iwl_priv *priv = (struct iwl_priv *)file->private_data;
+
+        return priv->cfg->ops->lib->debugfs_ops.bt_stats_read(file,
+                        user_buf, count, ppos);
+}
+
 DEBUGFS_READ_FILE_OPS(rx_statistics);
 DEBUGFS_READ_FILE_OPS(tx_statistics);
 DEBUGFS_READ_WRITE_FILE_OPS(traffic_log);
@@ -1541,6 +1551,7 @@ DEBUGFS_READ_WRITE_FILE_OPS(force_reset);
 DEBUGFS_READ_FILE_OPS(rxon_flags);
 DEBUGFS_READ_FILE_OPS(rxon_filter_flags);
 DEBUGFS_WRITE_FILE_OPS(txfifo_flush);
+DEBUGFS_READ_FILE_OPS(ucode_bt_stats);
 
 /*
  * Create the debugfs files and directories
@@ -1608,6 +1619,8 @@ int iwl_dbgfs_register(struct iwl_priv *priv, const char *name)
                 DEBUGFS_ADD_FILE(chain_noise, dir_debug, S_IRUSR);
         if (priv->cfg->ucode_tracing)
                 DEBUGFS_ADD_FILE(ucode_tracing, dir_debug, S_IWUSR | S_IRUSR);
+        if (priv->cfg->bt_statistics)
+                DEBUGFS_ADD_FILE(ucode_bt_stats, dir_debug, S_IRUSR);
         DEBUGFS_ADD_FILE(rxon_flags, dir_debug, S_IWUSR);
         DEBUGFS_ADD_FILE(rxon_filter_flags, dir_debug, S_IWUSR);
         if (priv->cfg->sensitivity_calib_by_driver)