Staging: crystalhd: Get rid of unecessary BCMLOG_ENTER macro

The BCMLOG_ENTER macro is used only in five functions, perhaps
it is remainder of debugging some specific problem,
now, this macro don't seems to be useful, so it should be removed.

Signed-off-by: Jorgyano Vieira <jorgyano@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>