[SUNSAB]: Defer register updates until transmitter is idle.
authorDavid S. Miller <davem@davemloft.net>
Wed, 11 May 2005 18:34:32 +0000 (11:34 -0700)
committerDavid S. Miller <davem@davemloft.net>
Wed, 11 May 2005 18:34:32 +0000 (11:34 -0700)
commite4fdee8e3b41239242a8f421a28736ef8e08ca55
treed2040221acc9fbd2f24f7670d0edfaba425d376c
parent88d7bd8cb9eb8d64bf7997600b0d64f7834047c5
[SUNSAB]: Defer register updates until transmitter is idle.

The chip can emit garbage characters if we touch the
settings while characters are going out.

Signed-off-by: David S. Miller <davem@davemloft.net>
drivers/serial/sunsab.c
drivers/serial/sunsab.h