iwlagn: extend host command timeout

We've infrequently seen timeouts, make the wait time
match the windows driver; hopefully our driver is
just too impatient.
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com>

drivers/net/wireless/iwlwifi/iwl-hcmd.c

@@ -113,7 +113,7 @@ const char *get_cmd_string(u8 cmd)
 	}
 }
 
-#define HOST_COMPLETE_TIMEOUT (HZ / 2)
+#define HOST_COMPLETE_TIMEOUT (2 * HZ)
 
 static void iwl_generic_cmd_callback(struct iwl_priv *priv,
 				     struct iwl_device_cmd *cmd,