Instead of using the 'magic' number of 0x1f the TRX_STATE_MASK macro is
introduced.
Signed-off-by: Christoffer Holmstedt <christoffer.holmstedt@gmail.com>
Signed-off-by: Alexander Aring <alex.aring@gmail.com>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>