staging: vt6655: mac80211 conversion: changes to set channel

Remove call to sChannelTbl, the channel under mac80211 is always valid.

CARDbSetPhyParameter is nolonger set here.

RFbSetPower is now set on byBBType

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