staging: vt6655: replaced typedef struct tagTDES1

Create struct vnt_tdes1 that replaces members
wReqCount -> req_count
byTCR -> tcr
byReserved -> reserved

Signed-off-by: Malcolm Priestley <tvboxspy@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>