staging: vt6656: rxtx: Remove unused uDMAIdx from driver.

Remove from functions and callers.

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

diff --cc drivers/staging/vt6656/main_usb.c
Simple merge

diff --cc drivers/staging/vt6656/rxtx.c
Simple merge

diff --cc drivers/staging/vt6656/rxtx.h
Simple merge

diff --cc drivers/staging/vt6656/wcmd.c
Simple merge