iwlwifi: remove watchdog debugfs file

This file isn't really all that useful as
when the watchdog triggered it's already
too late, and the setting doesn't persist
unlike e.g. a module parameter that could
be added to the right config file.

Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

diff --git a/drivers/net/wireless/iwlwifi/iwl-debugfs.c b/drivers/net/wireless/iwlwifi/iwl-debugfs.c
index d109d1b..c674009 100644 (file)
--- a/drivers/net/wireless/iwlwifi/iwl-debugfs.c
+++ b/drivers/net/wireless/iwlwifi/iwl-debugfs.c
@@ -2347,29 +2347,6 @@ static ssize_t iwl_dbgfs_txfifo_flush_write(struct file *file,
        return count;
 }
 
-static ssize_t iwl_dbgfs_wd_timeout_write(struct file *file,
-                                       const char __user *user_buf,
-                                       size_t count, loff_t *ppos)
-{
-       struct iwl_priv *priv = file->private_data;
-       char buf[8];
-       int buf_size;
-       int timeout;
-
-       memset(buf, 0, sizeof(buf));
-       buf_size = min(count, sizeof(buf) -  1);
-       if (copy_from_user(buf, user_buf, buf_size))
-               return -EFAULT;
-       if (sscanf(buf, "%d", &timeout) != 1)
-               return -EINVAL;
-       if (timeout < 0 || timeout > IWL_MAX_WD_TIMEOUT)
-               timeout = IWL_DEF_WD_TIMEOUT;
-
-       hw_params(priv).wd_timeout = timeout;
-       iwl_setup_watchdog(priv);
-       return count;
-}
-
 static ssize_t iwl_dbgfs_bt_traffic_read(struct file *file,
                                        char __user *user_buf,
                                        size_t count, loff_t *ppos) {
@@ -2535,7 +2512,6 @@ 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);
-DEBUGFS_WRITE_FILE_OPS(wd_timeout);
 DEBUGFS_READ_FILE_OPS(bt_traffic);
 DEBUGFS_READ_WRITE_FILE_OPS(protection_mode);
 DEBUGFS_READ_FILE_OPS(reply_tx_error);
@@ -2602,7 +2578,6 @@ int iwl_dbgfs_register(struct iwl_priv *priv, const char *name)
        DEBUGFS_ADD_FILE(reply_tx_error, dir_debug, S_IRUSR);
        DEBUGFS_ADD_FILE(rxon_flags, dir_debug, S_IWUSR);
        DEBUGFS_ADD_FILE(rxon_filter_flags, dir_debug, S_IWUSR);
-       DEBUGFS_ADD_FILE(wd_timeout, dir_debug, S_IWUSR);
        DEBUGFS_ADD_FILE(echo_test, dir_debug, S_IWUSR);
        DEBUGFS_ADD_FILE(log_event, dir_debug, S_IWUSR | S_IRUSR);