Allows the globalconfig member to be removed from the struct t4 and not carried around for the life of the card. Also holds the reglock a little longer for all the framer writes but I realize the startup of the wct4xxp based cards does not need to be optimized. Signed-off-by: Shaun Ruffell <sruffell@digium.com> Acked-by: Michael Spiceland <mspiceland@digium.com> Acked-by: Russ Meyerriecks <rmeyerriecks@digium.com> git-svn-id: http://svn.asterisk.org/svn/dahdi/linux/trunk@10250 a0bf4364-ded3-4de4-8d8a-66a801d63aff