diff --git a/drivers/staging/rtl8192u/r819xU_firmware.h b/drivers/staging/rtl8192u/r819xU_firmware.h
index cfa222350a9a..d6a022470317 100644
--- a/drivers/staging/rtl8192u/r819xU_firmware.h
+++ b/drivers/staging/rtl8192u/r819xU_firmware.h
@@ -2,15 +2,7 @@
 #define __INC_FIRMWARE_H
 
 #define RTL8190_CPU_START_OFFSET	0x80
-/* TODO: this definition is TBD */
-//#define USB_HWDESC_HEADER_LEN	0
-
-/* It should be double word alignment */
-//#if DEV_BUS_TYPE==PCI_INTERFACE
-//#define GET_COMMAND_PACKET_FRAG_THRESHOLD(v)	4*(v/4) - 8
-//#else
 #define GET_COMMAND_PACKET_FRAG_THRESHOLD(v)	(4*(v/4) - 8 - USB_HWDESC_HEADER_LEN)
-//#endif
 
 typedef enum _firmware_init_step {
 	FW_INIT_STEP0_BOOT = 0,