staging: vt6656: baseband.c BBvCalculateParameter create structure for pwPhyLen, pbyPhySrv and pbyPhySgn

Create single packed structure vnt_phy_field for rxtx.h structures.

In card.c CARDvSetRSPINF a vnt_phy_field replaces abyServ,
abySignal, awLen variables.

In rxtx.c point BBvCalculateParameter to relevant field.
Signed-off-by: Malcolm Priestley <tvboxspy@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>