serial: move delta_msr_wait into the tty_port

This is used by various drivers not just serial and can be extracted
as commonality

Signed-off-by: Alan Cox <alan@linux.intel.com>

1 files changed, 0 insertions, 1 deletions

diff --git a/include/linux/cyclades.h b/include/linux/cyclades.h
index bbebef7713b3..a5049eaf782d 100644
--- a/include/linux/cyclades.h
+++ b/include/linux/cyclades.h
@@ -578,7 +578,6 @@ struct cyclades_port {
         struct cyclades_idle_stats      idle_stats;
         struct cyclades_icount  icount;
         struct completion       shutdown_wait;
-        wait_queue_head_t       delta_msr_wait;
         int throttle;
 };